Specializing in pet food machinery !

Auto Rawhide Bone Pressing Line

Overview

What is Auto Rawhide Bone Pressing Line ?

The Auto Rawhide Bone Pressing Line is a fully automated, high-precision industrial system engineered to press pre-cleaned, softened, and pre-cut rawhide sheets into various pet chew bone shapes (such as pressed bones, knotted bones, and novelty forms) using a high-tonnage hydraulic press.

The line integrates automatic feeding, accurate positioning, high-pressure forming, mold release, and output counting, supporting multi-cavity mold customization to meet diverse shape and size demands across global markets (e.g., the US and EU).

This system is widely adopted by medium-to-large-scale pet food manufacturers, particularly those focused on export markets, private-label production, and branded pet chew lines, enabling standardized, efficient, and hygienic mass production.

Application:

Used for Rawhide Bone & Cheese Production.

auto rawhide bone

Technical parameters

Darin® Auto Rawhide Bone Pressing Line

Technical parameters

  • Output :  720pcs/h 
  • Capacity :     7.5 kW
  • Models :     Standard Models ( Models DR-60T ), Customizable Options.
  • Automation:   Auto
  • Ingredients :   Pretreated rawhide sheets, etc.
  • Finished Products :     Rawhide Bone & Cheese .

 

ModelOutputInstalled Capacity
DR – 60T720pcs/h7.5kw

One-Stop Solution for Your Pet Food Production Goals!

Looking to create a unique pet food product? We provide full customization services, from concept to finished machine. Our engineering team uses CAD and 3D modeling to bring your ideas to life—fast and accurately. Let’s work together to build your next best-seller.

key components

What Are the Key Components of Auto Rawhide Bone Pressing Line ?

The Auto Rawhide Bone Pressing Line  is a highly automated system designed to efficiently mix, form, and process nutritious seed-based bars. Below are the key components and their roles in the production process: 

Model DR-BP15

① Control Cabinet
② Sorting Machine
③ Conveyor
④ Robot Arm
⑤ Pressing Machine

auto rawhide bone pressing line

how it works

How Does the Auto Rawhide Bone Pressing Line Work ?

The Auto Rawhide Bone Pressing Line is a purpose-built, fully automated system designed to transform pretreated rawhide sheets into uniformly shaped pet chew bones through a controlled hydraulic pressing cycle. Understanding how the line works is crucial for factories aiming to scale up production while maintaining product quality, hygiene, and efficiency.

The Bird Seeds Bar Processing Line works through a fully automated process, including the following key steps:

  • Rawhide Preparation (pre-process): Rawhide sheets are first soaked, softened, and cut to size manually or by upstream automation.
  • Feeding & Sorting : Rawhide sheets are fed into the line and optionally sorted by thickness to ensure pressing consistency.
  • Conveying: Conveyor belts transport the sheets to the robot arm or directly to the mold feeding zone.
  • Robotic Pick & Place: A robotic arm or semi-auto guide places each rawhide piece into a dedicated mold cavity accurately.
  • Hydraulic Pressing: The hydraulic press closes, applying 50–100 tons of pressure to shape the bone. Pressure, time, and mold parameters are adjustable via the HMI panel.
  • Product Ejection & Unloading: Mold opens automatically; the finished bones are ejected and moved to the conveyor for drying or packaging.
  • Optional Integration: The pressed bones can be transferred to a drying oven (hot air or microwave), then sorted, weighed, and packed.

The entire process is controlled by a central PLC system, ensuring efficiency, consistency, and minimal manual intervention.

This automated workflow ensures high output, product consistency, and compliance with food safety regulations. Whether you’re producing classic pressed bones or customized pet chew shapes, this line delivers a scalable, low-labor solution for competitive manufacturing.

📩 Contact us for layout drawings, 3D videos, and full system proposals tailored to your factory.

Features & Benefits

Why choose Darin Auto Rawhide Bone Pressing Line ?

Choosing the Darin Auto Rawhide Bone Pressing Line means investing in performance, reliability, and innovation—all backed by years of experience in food processing machinery. Here’s why leading pet food and snack manufacturers worldwide choose Darin:

weg or siemens motor, 3 year worldwide guarantee

■  WEG Or Siemens Motor, 3-Year Worldwide Guarantee

Motors from Darin Machinery are sourced from WEG with a 3-year worldwide guarantee or Siemens.Enjoy a reliable global after-sales service system.

siemens plc

■  ABB Or Schneider Electric Parts, Global Local Adaptation Replacement.

Electric parts are from ABB or Schneider, easy to find replacments at local market.

siemens plc, fully automatic, whole line,

■  Germany Siemens PLC, Fully Automatic, Whole Line, Touch Screens Control.One Person, Efficient Simplified Operation.

PLC and touch screens from Siemens, Germany, are used by Darin Machinery to ensure easier operation and reduced labor requirements.

touch screen display automatic fault diagnosis

■  Touch Screen Display Automatic Fault Diagnosis

When faults occur, Darin Machinery’s touch screens display relevant information, making it easy to diagnose and resolve issues quickly.

control cabinets 24v humans voltage

■  Control Cabinets 24V Humans Voltage

Darin Machinery control cabinets are equipped with 24V safe voltage, ensuring operator safety even electrical leakage occurred.

schneider air switch

■  Over-Current, Over-Voltage, Over-Heat Triple Protection

Darin Machinery includes three types of protectors over-current, over-voltage, over-heat to ensure machine and operator safety.

superior cutting accuracy

■  Superior Cutting Accuracy & Durability with Servo & Rolling Cutting Technology.

Servo follows the cutting size more accurately, rolling cutting can cut products with strong toughness, such as cowhide products, and the cutter does not cut the conveyor belt.

small turning radius at the end of the conveyor belt

■  Small Turning Radius at the End of the Conveyor Belt for Smoother Material Transportation.

The end of the conveyor belt has a small turning radius, which makes material transportation smoother.

darin® pet food extruder

■  Compact Structure Design for Easy Cleaning and Maintenance.

Its components are arranged for quick disassembly, ensuring efficient upkeep and hygienic operation.

food grade stainless steel 304.

■  Food-Grade Stainless Steel 304.

All cover bodies, mesh belts, and parts in contact with materials at Darin Machinery are made of food-grade stainless steel 304, providing superior durability and safety.

Service

DELIVERING DEPENDABLE PET FOOD PROCESSING SOLUTIONS.

Why Choose Darin® Machinery

Manufacturer for Full-Category Smart Petreats Machine

Darin® Machinery is global leading manufacturer of pet food production lines, Darin® provide full-cycle, one-stop production equipment solutions for all types of pet food, pet treats & pet health products.

■  All machinery is certified with European CE Approval & ISO 9001 Certification.
■  Run in 99+ countries including USA, Germany, Japan, Italy, UAE, Australia etc.
■  Machinery Supplier of General Mills, Kelloggs, Melinda, Bill Gates foundation & Wanpi.
■ 290+ Invention patents & utility model patents.
■ Government-certified high-tech enterprise.
■ Member of APPA (USA) & Deputy President Unit of SDPIA.
■ Professional food machinery manufacturer with 18 years of experience.

Technology & Patent
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Product Variety
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Countries Run in
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darin factory

Tailored Equipment Solutions For Every Scale Of Pet Food Production.

Our extensive product range includes production lines for pet dry food, wet food, semi-moist food, and raw food, as well as common pet treats such as biscuits, jerky, dental chews, rawhide chews, and training treats. Additionally, we offer various food machinery production lines, puff snack machines, energy granola bar machines, and support equipment.

Run in 99+ countries & regions globally.

Darin Machinery’s equipment is operational in over 99 countries and regions, including the USA, Germany, Japan, Italy, Spain, the Netherlands, Australia, Canada, Holland, Saudi Arabia, Brazil, Mexico, Indonesia, Thailand, and more. Darin Machinery serves renowned clients worldwide, including General Mills, Kellogg’s, and the Bill & Melinda Gates Foundation, among top-tier pet food suppliers. 

darin customer
Darin exhibition

full-cycle, one-stop production equipment solution

Keeping automation, quality and service in mind, always based on the diverse needs ofcustomers, Darin will be dedicated to providing clients with satified product and full life after salesservice.

FAQs

Frequently Asked Questions

When purchasing the Auto Rawhide Bone Pressing Line, you might be interested in the following questions.

The production capacity of the Auto Rawhide Bone Pressing Line under standard operation typically depends on several factors, such as:

  • Mold cavity count (single, double, or multi-cavity)

  • Hydraulic press tonnage and speed

  • Bone size and shape

  • Degree of automation (manual vs. auto loading/unloading)

🔧 Standard Production Capacity (Reference Range)

Mold TypeBone SizeCycle Time (sec)Cavities per MoldEstimated Capacity (pcs/hour)
Small Bones2.5"–3.5"10–154–6960–2,160 pcs/hour
Medium Bones4"–6"12–202–4360–1,200 pcs/hour
Large Bones6"–10"+20–301–2120–360 pcs/hour

💡 Typical average for a multi-cavity fully automatic line is 1,000–1,500 pieces/hour for standard 3–6 inch bones.

⚙️ Influencing Factors:

  • Rawhide material condition (thickness, moisture content)

  • Pressing cycle time optimization

  • Automated feeding & demolding

  • Operator efficiency (if semi-automatic)

If you let me know the mold size, number of cavities, and press model (e.g., 100T/200T hydraulic press), I can provide a more precise capacity estimate tailored to your configuration.

Yes, the Auto Rawhide Bone Pressing Line fully supports customized mold sizes and shapes to meet diverse market demands.

Customization Capabilities

AspectCustomizable Options
Bone SizeFrom 2 inches to 10+ inches (or even larger upon request)
Bone ShapePress bone, knotted bone, twisted bone, donut shape, dumbbell, heart, ring, etc.
Mold CavitiesSingle-cavity, double-cavity, or multi-cavity molds based on bone dimensions
Client BrandingLogo embossing or engraved designs on the mold face for private labeling
Regional PreferencesShapes/styles based on US, EU, Middle East, Japan, etc. market preferences
Material & FinishHigh-grade tool steel molds with custom surface treatment for durability

📌 How It Works

  1. You provide: drawing, sample, or CAD file of your desired bone shape.

  2. We design: tailor the mold to fit your product and press model (including tonnage requirements).

  3. You confirm: digital rendering or sample test for approval.

  4. We manufacture: mold with exact specifications and high-precision machining.

💼 Typical Use Cases

  • Exporters offering multiple SKUs for different markets

  • Brands requiring logo or pet-themed embossing

  • OEM/ODM projects with exclusive design rights

🛠️ Note: Mold customization may slightly affect production speed (due to different cavity counts or cycle time), but it allows high flexibility and market differentiation.

Would you like to see samples of customized bone molds or mold design options we've done for other clients?

The Auto Rawhide Bone Pressing Line is designed to handle a wide range of rawhide thicknesses and sizes, making it suitable for producing various pet chew bone products based on global market requirements.

📐 Compatible Rawhide Specifications

ParameterCompatible Range
Rawhide Thickness2 mm – 8 mm (standard), up to 10 mm if softened
Rawhide Sheet SizeLength: 100 mm – 600 mm
                     **Width**: 50 mm – 300 mm |

| Moisture Content | Ideally 15%–25% (post-soaking & softening) for optimal pressing |

🔧 Application by Bone Size

Bone Size CategoryTypical Rawhide Size RequiredNotes
Small Bones (2.5"–4")100 × 50 mm, 2–4 mm thickOften cut from thinner hides; suitable for 4–6 cavity molds
Medium Bones (4"–6")150 × 80 mm, 3–6 mm thickMost commonly produced format
Large Bones (6"–10")200–300 × 100–200 mm, 5–8 mm thickMay require softened or partially pre-shaped hide for deep pressing
Custom ShapesBased on CAD or sample requirementsTailored rawhide dimensions based on mold depth and form complexity

📌 Key Considerations

  • Pre-treatment is essential: Rawhide should be cleaned, soaked, softened, and optionally cut or trimmed before pressing.

  • Hydraulic pressure can be adjusted: to accommodate different material thicknesses without tearing or incomplete molding.

  • Multi-layer stacking possible: for thicker bones or layered visual effects.

🔄 If your rawhide input material exceeds these specs, we can customize the feeding mechanism and hydraulic configuration accordingly.

Would you like guidance on matching rawhide prep machinery (soaking tank, slicer, softener) with the pressing line for your specific rawhide material?

The Auto Rawhide Bone Pressing Line operates with a high-tonnage hydraulic system to ensure precise and consistent shaping of dense rawhide material. Below are the typical specifications regarding hydraulic pressure and power consumption:

🔩 Hydraulic Pressure Requirements

Bone Size / Mold TypeRecommended Hydraulic Press CapacityMax Operating Pressure
Small Bones (2.5"–3.5")30–60 Tons~12–16 MPa
Medium Bones (4"–6")80–100 Tons~16–20 MPa
Large Bones (6"–10"+)120–200 Tons~20–25 MPa
Multi-Cavity or Complex Mold150–200 Tons (or custom)20–28 MPa (adjustable)
  • Hydraulic system is servo-controlled or PLC-integrated for consistent pressure and repeatable cycle times.

  • The pressure can be precisely adjusted based on bone shape, thickness, and number of cavities.

Power Consumption

ComponentPower Rating (Typical)
Hydraulic Press (Main Motor)7.5 – 18.5 kW, depending on press tonnage
Control System (PLC + HMI)0.5 – 1.0 kW
Auto Feeding + Discharge System1.5 – 2.2 kW
Total Installed Power (Estimate)10 – 25 kW
  • Actual operational consumption depends on duty cycle and automation level (manual vs. fully auto).

  • Energy-efficient hydraulic units with variable frequency drives (VFD) can be integrated to save power.

⚙️ Optional Energy-Saving Features

  • Oil cooling system with thermostatic control

  • Accumulator-assisted hydraulic boost for high-speed cycles

  • Standby mode for idle time power saving

🛠️ If you share your preferred bone size, mold cavity count, and automation setup, I can provide a precise configuration and kWh/hour estimate tailored to your plant.

Would you also like to receive layout drawings or foundation load requirements for the hydraulic press system?

The Auto Rawhide Bone Pressing Line is engineered to comply with major international certifications to meet the regulatory and quality standards required for export to global markets, especially in Europe, North America, and Asia.

Available Certifications

CertificationScope & Significance
CEConformité Européenne – Required for the EU market, covering mechanical safety, electrical protection, and EMC compliance.
ISO 9001Quality Management System – Ensures consistent product quality and traceability in design, manufacturing, and service.
FDA-compliant materials✅ Food contact parts (e.g., mold surfaces, contact plates) can be made with FDA-grade stainless steel or PTFE if required for export to the U.S.
ISO 45001 (upon request)🟡 Occupational Health & Safety – For clients requiring documentation of operator safety practices and protocols.
GMP Documentation (optional)🟡 Good Manufacturing Practices – Customizable SOPs and QC protocols for factories producing export-grade pet treats.

📌 Notes on Certification Customization

  • Standard export configuration includes CE + ISO 9001 as default.

  • FDA-compliant material options are offered upon request for parts that touch rawhide directly.

  • Third-party verification (SGS, TUV, Intertek) can be arranged for specific country import needs.

  • UL/CSA compliance can be achieved for North American electrical cabinets if required.

🧾 Full documentation, including certificate copies, user manuals, material traceability, and electrical schematics, will be provided with the machine shipment or pre-approved during FAT (Factory Acceptance Test).

Would you like a sample CE Declaration of Conformity or material traceability sheet for your review?

Yes, the Auto Rawhide Bone Pressing Line can be configured with automatic feeding and demolding systems to achieve high efficiency, reduced labor cost, and consistent product quality.

🤖 Included Automation Modules (Standard or Optional Based on Model)

FunctionDescription
Automatic FeedingRawhide sheets or cut pieces are fed into the mold cavity via servo-driven or pneumatic positioning system. Ensures precision placement and reduces manual handling.
Automatic PressingHydraulic press executes pressing cycle under pre-set pressure and timing for uniform molding.
Automatic DemoldingFinished bones are ejected from the mold using mechanical ejectors or air blow-off systems. Prevents sticking and deformation.
Automatic TransferBones are moved to cooling conveyor or drying line for post-pressing processing. Optional integration with vision-guided robotic arms or pick-and-place units.

⚙️ Automation Level Options

Configuration TypeAutomation Features IncludedLabor Requirement
Semi-AutomaticManual feeding & demolding, auto pressing only2–3 operators
Fully AutomaticAuto feeding + pressing + demolding + discharge1 operator or less
Customized Intelligent LineIntegrated with robotic arm, conveyor, sorting, and packagingMinimal manpower

📌 Key Benefits of Automation

  • 🔄 Improved consistency in bone size and shape

  • 👷‍♂️ Reduced labor cost and fatigue

  • Faster cycle time and higher hourly output

  • 🧼 Enhanced hygiene, fewer manual contact points

🛠️ If you specify the bone size range and production capacity target, we can recommend the optimal automation level for your factory.

Would you like to receive a layout drawing showing how the feeding and demolding systems are integrated into the full production line?

The lead time and shipping terms for the Auto Rawhide Bone Pressing Line are structured to ensure reliable production planning and smooth international delivery.

⏱️ Lead Time (Production & Preparation)

ScopeEstimated Timeframe
Standard Configuration30–45 working days after down payment
Customized Molds or Automation45–60 working days depending on complexity
Full Line with Add-ons60+ working days (includes feeders, conveyors, dryers, etc.)

✅ Lead time begins after receiving the deposit and final technical confirmation (e.g. mold drawings, automation layout, voltage specs).

🚢 Shipping Terms (Incoterms)

TermDescription
EXWEx Works – Buyer handles pickup, export, and shipping from our factory.
FOBFree On Board – We deliver to the port of departure in China (e.g., Qingdao, Shanghai, Tianjin).
CFR/CNFCost and Freight – We arrange ocean freight to your destination port.
CIFCost, Insurance, Freight – Includes marine insurance during transit.
DDU/DDP (Optional)Delivery to your door with or without duties paid – available via forwarder on request.

📦 Packaging & Logistics

  • Export-grade wooden crates for all core machinery

  • Mold parts are individually packed and labeled

  • Shipping in 1×20ft or 1×40ft containers, depending on line configuration

  • Factory Acceptance Test (FAT) video and remote inspection available before shipment

🧾 Full set of shipping documents will be provided: packing list, commercial invoice, bill of lading, certificate of origin, and CE/FDA/ISO documentation as applicable.

Would you like us to provide a sample shipping plan and packaging photos for a recent Auto Rawhide Bone Pressing Line order?

The Auto Rawhide Bone Pressing Line comes with a comprehensive warranty designed to protect your investment and ensure long-term reliability.

🛡️ Warranty Terms & Duration

Warranty ItemCoverage Details
Warranty Period12 months from the date of arrival at buyer's site or 15 months from shipment, whichever comes first
Main Equipment✅ Hydraulic press, frame structure, PLC system, automation units
Electrical Components✅ Inverter, servo motors, touch screen, sensors (standard brands like Siemens, Schneider, Delta, etc.)
Hydraulic System✅ Pump, valve block, hoses – covered for material and workmanship defects
Pneumatic System✅ Cylinders, actuators, air filters, solenoid valves
Customized Molds✅ Covered for manufacturing defects (does not include normal wear and tear)

⚙️ What’s Not Covered

  • 🔧 Wear-and-tear parts (e.g., mold seals, O-rings, filter elements)

  • ⚡ Damage due to improper operation, force majeure, or unapproved modifications

  • 🛠️ Consumables or parts subject to high friction without regular maintenance

🧰 Warranty Support Services

ServiceAvailability
Remote troubleshooting✅ Free via video, phone, email, or chat during warranty
Spare parts replacement✅ Free delivery for defective parts covered under warranty
On-site service (optional)🟡 Available upon request, travel costs borne by buyer
Extended warranty🟡 Can be negotiated (e.g., 24 or 36 months total)

🧾 All machines are delivered with a Warranty Certificate, a User Manual, and a Maintenance Guide to ensure easy documentation and support.

Would you like a sample copy of the warranty policy or a list of recommended spare parts for post-warranty planning?

The Auto Rawhide Bone Pressing Line comes with a comprehensive warranty designed to protect your investment and ensure long-term reliability.

🛡️ Warranty Terms & Duration

Warranty ItemCoverage Details
Warranty Period12 months from the date of arrival at buyer's site or 15 months from shipment, whichever comes first
Main Equipment✅ Hydraulic press, frame structure, PLC system, automation units
Electrical Components✅ Inverter, servo motors, touch screen, sensors (standard brands like Siemens, Schneider, Delta, etc.)
Hydraulic System✅ Pump, valve block, hoses – covered for material and workmanship defects
Pneumatic System✅ Cylinders, actuators, air filters, solenoid valves
Customized Molds✅ Covered for manufacturing defects (does not include normal wear and tear)

⚙️ What’s Not Covered

  • 🔧 Wear-and-tear parts (e.g., mold seals, O-rings, filter elements)

  • ⚡ Damage due to improper operation, force majeure, or unapproved modifications

  • 🛠️ Consumables or parts subject to high friction without regular maintenance

🧰 Warranty Support Services

ServiceAvailability
Remote troubleshooting✅ Free via video, phone, email, or chat during warranty
Spare parts replacement✅ Free delivery for defective parts covered under warranty
On-site service (optional)🟡 Available upon request, travel costs borne by buyer
Extended warranty🟡 Can be negotiated (e.g., 24 or 36 months total)

🧾 All machines are delivered with a Warranty Certificate, a User Manual, and a Maintenance Guide to ensure easy documentation and support.

Would you like a sample copy of the warranty policy or a list of recommended spare parts for post-warranty planning?

The Auto Rawhide Bone Pressing Line is designed for durability and continuous operation, but like any industrial system, routine maintenance and spare part replacement are essential for optimal performance. Below is a breakdown of the common spare parts and their supply timelines.

🔧 Common Spare Parts List

Part NameFunction / LocationRecommended Stock Level
Hydraulic Seals & O-ringsHydraulic cylinders & valve blocksHigh (consumable)
Solenoid ValvesPneumatic & hydraulic controlMedium
Hydraulic Filter ElementsOil purification systemMedium
Mold Inserts & BushingsMold wear parts (frequent shape changes)High (customizable)
Ejector Pins / PushersDemolding mechanismMedium
Pressure Sensors & Proximity SwitchesPosition and pressure detectionMedium
PLC Control ModulesCore automation system (Siemens/Delta)Low (rarely fail)
Touch Screen HMIOperator interfaceLow
Servo Motors / DrivesFeeding or mold-opening system (if used)Low
Air CylindersMold opening/closing in pneumatic systemsMedium
Electrical Relays & FusesElectrical cabinet componentsMedium

🚚 Supply Lead Time

Supply ScenarioLead Time (Typical)
Standard Spare Parts (in stock)3–7 working days via air express
Custom Mold Parts / Inserts7–15 working days, depending on complexity
Bulk Shipment with MachinePrepacked with equipment (on request)
Emergency Express DeliveryDHL / FedEx / UPS – 2–4 days worldwide

📦 Spare Parts Package Options

  • 🔹 Standard Spare Kit: Sent with machine (includes basic seals, valves, filters)

  • 🔹 1-Year Maintenance Pack: Includes all expected wear parts for the first year

  • 🔹 Customized Pack: Based on production load, bone size, and shift schedule

🛠️ We recommend keeping a spare parts log and ordering critical components before failure to minimize downtime.

Would you like a pre-quotation for a 12-month spare parts kit tailored to your expected daily capacity and bone sizes?

Yes, the Auto Rawhide Bone Pressing Line is specifically designed for modular integration with other pet treat production equipment, allowing you to build a fully automated and continuous production system tailored to your product type and factory layout.

🔗 Integration Compatibility

Equipment TypeIntegration FunctionIntegration Method
Rawhide Pre-treatment EquipmentSoaking, softening, cutting, trimming of rawhide sheetsUpstream connection (batch or inline)
Bone Cutting Machine (optional)Trims edges or shapes of oversized rawhide after pressingInline or manual feed
Conveyor SystemsTransfers bones between pressing, drying, and packing stationsPLC-synchronized or sensor-triggered
Hot Air Dryer / Multi-Layer DryerDries the shaped rawhide bones for shelf-stable storageDirect feeding from demolding conveyor
Cooling Conveyor / Buffer TableCools the hot-pressed or dried bones before packingContinuous or timed flow
Sorting & Counting SystemsAutomatically grades or counts finished bonesOptional integration
Packaging MachinesWeighing, bagging, sealing, or cartoningEnd-of-line connection

📌 System Control & Automation

  • PLC/Touch Screen can be centralized or separated by module

  • Sensors and actuators can trigger downstream operations

  • ✅ Optional robotic arms or pick-and-place units available for high-speed lines

  • ✅ Modular design supports step-by-step upgrades over time

🏭 Example of a Fully Integrated Line

  1. Rawhide Soaking Tank

  2. Softening Conveyor

  3. Rawhide Sheet Cutter

  4. Auto Bone Pressing Line

  5. Auto Demolding to Conveyor

  6. Multi-layer Hot Air Dryer

  7. Cooling Conveyor

  8. Counting + Weight Sorting

  9. Automatic Bag Packing Machine

🔄 This modular setup enables high throughput, consistent quality, and minimal labor, making it ideal for export-grade pet treat manufacturers.

Would you like a sample layout diagram or integration flowchart showing how the pressing line connects with drying and packaging units?

The Auto Rawhide Bone Pressing Line is engineered for high product yield and minimal defect rate, especially when operated under standard conditions with properly pre-treated rawhide.

📈 Expected Product Yield

MetricTypical Value (Standard Setup)
Product Yield≥ 98% (finished bones vs. input rawhide pieces)
Material Utilization Rate≥ 95% (rawhide usage efficiency)
Output Consistency✅ High — thanks to stable hydraulic pressure, mold alignment, and precise timing
  • High repeatability due to servo/PLC-controlled cycle

  • Optimized for multi-cavity molds with uniform pressing across all cavities

  • Automatic feeding & demolding further reduces handling loss

⚠️ Typical Defect Rate and Causes

Defect TypeEstimated RateCommon CausesPreventive Measures
Incomplete Molding≤ 1%Insufficient pressure or improper rawhide size/thicknessCorrect mold setup, rawhide softening control
Bone Cracking or Splitting≤ 0.5%Overdry rawhide or excessive pressureMoisture pre-conditioning, pressure calibration
Mold Misalignment Marks≤ 0.2%Mechanical wear or sensor driftPeriodic calibration and maintenance
Sticking in Mold≤ 0.5%Poor mold surface treatment or residue buildupApply mold release agent, regular cleaning

🛠️ In a well-maintained, fully automatic line, the overall defect rate remains ≤ 2%, with most defects being easily correctable through process tuning.

📌 Quality Optimization Recommendations

  • Use uniformly softened rawhide sheets with controlled moisture (15–25%)

  • Perform routine mold cleaning and lubrication

  • Conduct regular cycle calibration for pressure, speed, and dwell time

  • Monitor via production log or optional vision inspection system

Would you like a quality control checklist or a sample defect analysis report template used by leading pet treat exporters?

Yes, remote technical support and online diagnostics are fully available for the Auto Rawhide Bone Pressing Line, ensuring fast troubleshooting and minimized downtime—especially valuable for overseas customers.

🌐 Remote Technical Support Services

Support TypeDescriptionAvailability
Online TroubleshootingReal-time support via video call, phone, WhatsApp, or email✅ 24–48h response
Remote Diagnostics via PLCFor PLC-equipped models (e.g., Siemens, Delta), we provide remote login access to monitor alarms, I/O status, and operation logs✅ On request
Guided Maintenance & RepairStep-by-step video guides, diagrams, and real-time technician walkthroughs✅ Anytime
Software UpdatesRemote program updates or parameter adjustments (if connected via internet or USB port)✅ Optional
Training via Video ConferenceFor new operators or troubleshooting walk-throughs✅ Scheduled

🔧 Requirements for Online Diagnostics

ItemRequirement/Option
PLC ModelSiemens, Delta, or compatible brands
HMI ConnectivityEthernet or USB-based
Internet Access (Optional)For advanced remote access via VPN or TeamViewer
Diagnostic PortStandard RS485 or Ethernet port included

🧰 Additional Support Materials

  • 📘 Operation Manual with troubleshooting flowcharts

  • 🎥 Video tutorials for common maintenance and error resolution

  • 📄 Error code list with solutions and parameter reset procedures

  • 🧾 Preventive maintenance checklist

🛠️ On-site support is also available upon request if remote diagnostics are not sufficient, with fast-dispatch options to key global regions.

Would you like a sample remote diagnostic report or see how VPN remote login works for one of our PLC-controlled systems?

The molds and pressing components of the Auto Rawhide Bone Pressing Line are built with high-strength, wear-resistant materials to ensure long service life, precision forming, and food safety compliance.

🔩 Materials Used for Key Components

ComponentMaterial SpecificationKey Properties
Mold Base & CavitiesHardened Tool Steel (e.g., Cr12MoV, SKD11, or D2)High hardness (HRC 58–62), excellent wear resistance, impact toughness
Mold Surface CoatingOptional Teflon/PTFE, Hard Chrome, or NitridingAnti-stick, corrosion-resistant, smooth demolding
Ejector Pins / Core InsertsAlloy Tool Steel or Nitrided SteelPrecision fit, fatigue resistance, replaceable
Hydraulic Press PlateHigh-Strength Carbon Steel (Q345 or 45# Steel)Supports high-tonnage pressure loads
Pressing Surface Plate304 Stainless Steel (optional for food-contact areas)Corrosion-resistant, food-grade hygiene
Guide Rails / Linear SlidesHeat-Treated Alloy Steel with Surface HardeningSmooth movement, minimal deformation

🧪 Optional Materials for Special Requirements

Application ScenarioMaterial Upgrade Available
Export to U.S. / EUMold contact surface can be made from FDA-compliant stainless steel
High-cycle production linesUse of SKD11 + Nitrided coating for extreme mold longevity
Custom logo/text moldPrecision CNC machining on hardened steel with polished finish

🛠️ Durability & Maintenance

  • Molds typically last 300,000–500,000 cycles with routine maintenance

  • Ejector pins and inserts are modular and replaceable

  • Regular cleaning and lubrication extend component lifespan

🧾 Full material traceability and material certificates can be provided upon request, especially for export or audit-compliant production.

Would you like mold samples, a CAD design with material specifications, or a guide on how to maintain the mold set for long-term use?

Yes, the Auto Rawhide Bone Pressing Line is equipped with comprehensive safety features and meets major safety certification standards, ensuring secure operation for operators while complying with international regulatory requirements.

🛡️ Integrated Safety Features

Safety FeatureFunction
Emergency Stop ButtonsLocated at key points (press control panel, feeding, discharge ends) for immediate machine shutdown
Two-Hand Control SystemPrevents accidental start of pressing operation—both hands required to initiate pressing cycle
Safety Light Curtain (Optional)Automatically stops pressing if any object enters hazardous zone
Safety Door InterlocksPrevents machine operation when maintenance door or guarding is open
Hydraulic Overload ProtectionDetects excess pressure and releases load to prevent mechanical damage and operator injury
Pressure & Temperature SensorsReal-time monitoring of hydraulic/oil system to avoid overheating or failure
Insulated Electrical CabinetWith proper grounding, overload protection, and short circuit detection
Warning Alarms & Indicator LightsFor abnormal pressure, overheating, sensor faults, or power failure

📜 Certifications & Standards

Certification / ComplianceScope & DescriptionStatus
CE MarkingComplies with EU machinery directive for safety, EMC, and low voltage✅ Included (for EU export)
ISO 12100:2010General principles for machine safety design✅ Implemented
ISO 13849-1 / EN 60204-1Electrical safety and risk reduction measures for industrial machines✅ Applied
UL/CSA Standards (Optional)For electrical cabinet compliance in U.S. and Canada🟡 Optional on request
Risk Assessment FileDocumented safety analysis and risk mitigation per international norms✅ Available upon request

🧾 Documentation Supplied

  • 📘 Operation & Safety Manual

  • 🛠️ Maintenance Safety Procedures

  • 📄 CE Declaration of Conformity

  • 🔧 Wiring Diagram & Safety Logic Circuit

⚠️ Operator safety training is also included in installation and commissioning services or can be delivered via video/manual if remote.

Would you like to review a sample CE Certificate or machine safety layout diagram?

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