{"id":12048,"date":"2026-09-24T08:01:11","date_gmt":"2026-09-24T08:01:11","guid":{"rendered":"https:\/\/asfrom.com\/?p=12048"},"modified":"2026-09-24T08:01:11","modified_gmt":"2026-09-24T08:01:11","slug":"asfrom-four-column-cutting-machine-faq","status":"publish","type":"post","link":"https:\/\/asfrom.com\/de\/asfrom-four-column-cutting-machine-faq\/","title":{"rendered":"ASFROM Four Column Cutting Machine FAQ"},"content":{"rendered":"

Four Column Cutting Machine Base Q&A<\/span><\/p><\/h1><\/div>

I. Grundlegende Produktinformationen<\/strong><\/span><\/p>\n<\/div>

Q1: What is AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine?<\/span><\/span><\/strong><\/p>\n

A1: AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine is a 40\u2011ton medium\u2011heavy\u2011duty four\u2011column hydraulic cutting machine. It adopts double\u2011cylinder plus double\u2011crank\u2011connecting\u2011rod automatic balance mechanism and high\u2011strength four\u2011column frame. Auto slow\u2011cut is triggered when platen touches die. Equipped with central automatic lubrication system. Optional PLC micro\u2011computer integrated control. Adjustable cutting force 0\u201140T, performance between 25\u2011ton flat\u2011bed cutter and 80\u2011ton AFC\u2011780. Suitable for die\u2011cutting flexible synthetic materials such as luggage, shoe\u2011materials, leather and golf\u2011bag accessories. Up\u2011stream connects skiving and laminating machines. Cut semi\u2011finished parts go to downstream edge\u2011folding process. Extension: Full\u2011series cutting\u2011machine comparison \u2011 AFC\u2011622:22T swing\u2011arm type for small dies & small\u2011size parts, small footprint.<\/p>\n

\u2011 AFC\u2011525:25T flat\u2011bed, dedicated for shoe midsole & outsole.<\/p>\n

\u2011 AFC\u2011525A:25T flat\u2011bed universal for shoe\u2011material & leather\u2011goods.<\/p>\n

\u2011 AFC\u2011740:40T four\u2011column medium\u2011heavy\u2011duty for medium\u2011thickness multi\u2011layer stacks.<\/strong><\/p>\n

\u2011 AFC\u2011780:80T four\u2011column heavy\u2011duty for thick\u2011material & high\u2011layer heavy\u2011load cutting.<\/p>\n<\/div>

Q2: What are the core technical parameters of AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine?<\/span><\/strong><\/p>\n

A2:<\/p>\n

1.Model No.: AFC\u2011740
\n2.Max cutting force: 40T
\n3.Cutting stroke: 50\u2011180mm
\n4.Motor power:3HP \/ 2.2KW
\n5.Hydraulic oil filling quantity:80kg
\n6.Worktable dimension:610\u00d71600mm
\n7.Machine dimension:2300\u00d71050\u00d71370mm
\n8.Packing size:2300\u00d71100\u00d71500mm
\n9.N.W:1900kg\uff1bG.W:2000kg
\nExtension: Avoid continuous full\u201140\u2011ton operation which accelerates cylinder seal aging. Stroke rule: platen lifting height shall be slightly larger than total thickness of die plus stacked materials.<\/p>\n<\/div>

Q3:What are the main features of AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine?<\/span><\/strong><\/p>\n

A3:<\/p>\n

1.Double\u2011cylinder plus precise double\u2011crank\u2011connecting\u2011rod automatic balance mechanism ensures even force distribution, stable powerful cutting force, reduces shaking\u2011deformation and improves finished\u2011product yield.
\n2.Auto slow\u2011cut when platen touches die. Almost zero dimensional deviation between top\u2011bottom layers for multi\u2011layer cutting, also extends service life of die and cutting board.
\n3.High\u2011strength four\u2011column frame sustains long\u2011term medium\u2011heavy\u2011duty continuous production and minimizes cutting offset error. Central automatic lubrication system automatically supplies lubricant to moving pairs without manual oiling, preserves machine precision and extends component service life.
\n4.Wide\u2011range adjustable hydraulic output 0\u201140T, adapts to flexible synthetic materials of various thickness and texture.
\n5.Optional PLC integrated control. Process parameters such as pressure and stroke can be adjusted according to production requirements to reduce operator labor intensity.
\nExtension: Optimized for medium\u2011layer stacked\u2011material production. Die sharpness directly affects cutting quality. Blunt die increases machine load and may cause incomplete cutting.<\/p>\n<\/div><\/div><\/div><\/div><\/div>

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II. Anwendbare Branchen und Werkstoffe<\/strong><\/span><\/p>\n<\/div>

Q4:What products and materials can AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine process?<\/span><\/strong><\/p>\n

A4:Applied in shoe factories, handbag\u2011luggage factories and sports\u2011goods processors for die\u2011cutting of shoe\u2011materials, leather\u2011goods and golf accessories. Up\u2011stream connects BMF\u2011228 skiving machine and various laminators. Cut semi\u2011finished goods go to A\u2011292 \/ AFB\u2011202 edge\u2011folding machine for downstream processing.
\nExtension: Suitable for medium\u2011large\u2011batch production with medium stack thickness and supports sampling. Not for ultra\u2011thick & high\u2011layer heavy\u2011load condition; choose AFC\u2011780 (80T) for such scenario.<\/p>\n<\/div>

Q5: What production scenarios is AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine mainly used for?<\/span><\/strong><\/p>\n

A5:Applied in shoe factories, handbag\u2011luggage factories and sports\u2011goods processors for die\u2011cutting of shoe\u2011materials, leather\u2011goods and golf accessories. Up\u2011stream connects BMF\u2011228 skiving machine and various laminators. Cut semi\u2011finished goods go to A\u2011292 \/ AFB\u2011202 edge\u2011folding machine for downstream processing.
\nExtension: Suitable for medium\u2011large\u2011batch production with medium stack thickness and supports sampling. Not for ultra\u2011thick & high\u2011layer heavy\u2011load condition; choose AFC\u2011780 (80T) for such scenario.<\/p>\n<\/div><\/div><\/div><\/div><\/div>

\u4e09. Utility, Installation & Commissioning<\/strong><\/span><\/p>\n<\/div>

Q6: What utility conditions are required for AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine?<\/span><\/strong><\/p>\n

A6:Power supply: three\u2011phase power, reliable protective earthing is mandatory. No compressed\u2011air source required. Floor load\u2011bearing \u22652000kg. Keep workshop ventilated; keep hydraulic oil away from open fire. Reserve space for die handling, operation and maintenance.
\nExtension: Verify doorway & aisle dimension before machine arrival. Hydraulic oil is flammable; basic fire\u2011fighting equipment shall be equipped in workshop.<\/p>\n<\/div>

Q7: What are requirements for installation & placement of AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine?<\/span><\/strong><\/p>\n

A7:Place machine on flat hard load\u2011bearing floor and level whole unit. Reserve surrounding clearance for die lifting\u2011disassembly and maintenance. Keep away from high\u2011temperature heat source and open fire. No obstacles above worktable.
\nExtension: Do not place tight against wall for convenient maintenance of four\u2011column guide and oil\u2011circuit.<\/p>\n<\/div>

Q8:What is complete test\u2011running operating procedure for AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine?<\/span><\/strong><\/p>\n

A8:<\/p>\n

1.Confirm reliable power earthing; clean oil tank and fill 80kg hydraulic oil; verify motor oil\u2011pump rotation matches housing arrow mark; level whole machine.
\n2.Clean worktable and place forming die. Complete die\u2011setting and adjust cutting stroke. For PLC\u2011equipped version, set pressure & stroke parameters via touch\u2011screen.
\nExtension: Never place hands between platen and die during die\u2011setting.
\n3.Load stacked material for trial\u2011cut. Inspect top\u2011bottom\u2011layer samples for full penetration and zero dimensional deviation.
\n4.Fine\u2011tune pressure and stroke. Start mass\u2011production after sample acceptance. Central automatic lubrication system supplies oil automatically without manual oiling.
\n5.Monitor machine vibration and abnormal noise during production. Cut off main power for maintenance. Wait for full hydraulic\u2011system cooling. Place support block between platen and worktable before repair work.<\/p>\n<\/div>

Q9: What precautions for pressure and stroke adjustment?<\/span><\/strong><\/p>\n

A9:Set stroke just to fully cut\u2011through material. Do not over\u2011press to avoid damage to die and cutting\u2011board. Avoid long\u2011time 40\u2011ton full\u2011pressure operation. Re\u2011perform die\u2011setting and parameter debugging after die change or stack\u2011thickness change. Old parameters cannot be reused directly.
\nExtension: Use minimum pressure which meets cutting requirement to reduce cylinder seal wear.<\/p>\n<\/div>

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IV. Maschinenaufbau und Komponenten<\/strong><\/span><\/p>\n<\/div>

Q10: What are the 5 core assemblies of AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine?<\/span><\/strong><\/p>\n

A10:5 modular core assemblies:
\n1.Four\u2011column frame & worktable assembly; 2.Double\u2011cylinder & double\u2011crank\u2011connecting\u2011rod hydraulic actuator unit; 3.Hydraulic pump & oil\u2011circuit assembly; 4.Central automatic lubrication assembly; 5.Electrical control system (PLC optional).
\n\u2011Four\u2011column frame & worktable assembly: heavy\u2011duty four\u2011column frame, worktable, upper platen.
\n\u2011Double\u2011cylinder & double\u2011crank\u2011connecting\u2011rod hydraulic actuator unit: double\u2011cylinder assembly, double\u2011crank\u2011connecting\u2011rod balance mechanism.
\n\u2011Hydraulic pump & oil\u2011circuit assembly: oil pump, oil tank, solenoid\u2011valve group, pressure\u2011regulating valve, oil pipes, oil\u2011seal sealing parts.
\n\u2011Central automatic lubrication assembly: lubrication pump, oil\u2011supply pipeline, moving\u2011part lubrication points.
\n\u2011Electrical control system: operation buttons, optional PLC touch\u2011screen module.
\nExtension: Wearing\u2011parts list: cylinder oil\u2011seal & O\u2011ring, high\u2011pressure oil pipe, solenoid\u2011valve coil, relay. Spare\u2011part stock is recommended to reduce downtime.<\/p>\n<\/div>

Q11: What is the function of double\u2011crank\u2011connecting\u2011rod automatic balance mechanism?<\/span><\/strong><\/p>\n

A11:Cooperate with double cylinders to balance force on upper platen and eliminate platen tilt & offset. Guarantees dimension consistency in multi\u2011layer cutting, reduces frame shaking and protects four\u2011column guides and cylinder components.<\/p>\n<\/div>

Q12:What is the function of central automatic lubrication system?<\/span><\/strong><\/p>\n

A12:Automatically deliver lubricant to moving pairs such as four\u2011column guides and crank\u2011connecting\u2011rods. Eliminate risk of component wear \/seizure caused by forgotten manual lubrication, sustain long\u2011term cutting precision and extend component service life.<\/p>\n<\/div><\/div><\/div><\/div><\/div>

\u4e94.Safety, Maintenance & Troubleshooting<\/strong><\/span><\/p>\n<\/div>

Q13:What safety notes for AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine?<\/span><\/strong><\/p>\n

A13:<\/p>\n

1.Machine must be reliably earthed for three\u2011phase power supply against electric\u2011shock hazard.
\n2.Keep hands away from gap between platen and worktable during platen downward stroke to avoid crush injury.
\n3.For maintenance & die replacement: cut off main power; wait for full hydraulic\u2011cylinder cooling; place solid support block between platen and worktable.
\n4.Do not remove protective covers. Only trained qualified personnel are allowed to operate.
\n5.Stop machine for troubleshooting once oil leakage occurs. Do not run machine with fault.
\nExtension: Keep all body parts away from area directly under platen during die\u2011setting. Operators shall not wear loose sleeves.<\/p>\n<\/div>

Q14: What is maintenance schedule for AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine?<\/span><\/strong><\/p>\n

A14:Per shift: Check oil supply status of central automatic lubrication system; clean debris on worktable; inspect hydraulic oil leakage.
\nWeekly: Inspect oil\u2011pipe joints and cylinder oil\u2011seal for leakage; check die cutting edge; tighten external fasteners.
\nEvery half\u2011year: Fasten all electrical terminals; inspect solenoid\u2011valve and relay; check wear condition of four\u2011column guides and crank\u2011connecting\u2011rods.
\nYearly: Replace hydraulic oil and clean oil\u2011tank & filter; complete machine overhaul. Evaluate wear of oil\u2011cylinder, oil\u2011pump and sealing\u2011parts; replace aged spare\u2011parts.
\nExtension: Lower platen to low\u2011position and apply dust\u2011proof protection for long\u2011term shutdown.<\/p>\n<\/div>

Q15: Common faults and troubleshooting guidelines?<\/span><\/strong><\/p>\n

A15:<\/p>\n

    \n
  1. Large dimensional deviation between top\u2011bottom layers in multi\u2011layer cutting: Check fastening status of double\u2011crank\u2011connecting\u2011rod mechanism; verify auto slow\u2011cut function is active; redo die\u2011setting and stroke fine\u2011tuning.<\/li>\n
  2. Fast die wear: Excessive platen pressing stroke; confirm auto slow\u2011cut function works normally.<\/li>\n
  3. Insufficient cutting pressure & incomplete penetration: Excessive stacked layers; insufficient pressure \/ stroke setting; clogged oil filter; deteriorated hydraulic oil.<\/li>\n
  4. Hydraulic oil leakage: Aged cylinder oil\u2011seal; loose oil\u2011pipe joints.<\/li>\n
  5. Abnormal auto\u2011lubrication oil supply: Inspect lubrication pump and blocked oil pipeline. Extension\u2011added frequent site faults:<\/li>\n
  6. Excessive cutting vibration: Check loose fasteners on four\u2011column guides and crank\u2011connecting\u2011rods; confirm die is placed at center of worktable.<\/li>\n
  7. No action for PLC\u2011equipped version: Confirm emergency\u2011stop reset; inspect solenoid\u2011valve power\u2011supply signal.<\/li>\n<\/ol>\n<\/div><\/div><\/div><\/div><\/div>

    \u516d.Model Selection<\/strong><\/span><\/p>\n<\/div>

    Q16: Which customers are suitable for AFC\u2011740 Hydraulic 4\u2011Column Cutting Machine?<\/span><\/strong><\/p>\n

    A16:Recommended for shoe\u2011making factories, luggage factories and sports\u2011goods processors. 40\u2011ton four\u2011column medium\u2011heavy\u2011duty cutter for multi\u2011layer die\u2011cutting of shoe\u2011materials, leather and golf accessories with medium stack thickness. Up\u2011stream matches skiving and laminating machines. Cut parts feed to A\u2011292 \/ AFB\u2011202 edge\u2011folding machine.
    \nExtension:
    \n\u2705 Suitable scenarios: Require 40\u2011ton medium cutting\u2011force; medium\u2011thickness & medium\u2011layer stacked material; demand four\u2011column frame rigidity; optional PLC intelligent control.
    \n\u274c Unsuitable scenarios: Small\u2011size small dies (choose AFC\u2011622 swing\u2011arm); mass\u2011production of thick\u2011material with high\u2011layer heavy\u2011load requiring 80\u2011ton pressure (choose AFC\u2011780).
    \nAlternative suggestion:
    \n1.Choose AFC\u2011622 swing\u2011arm cutter for small\u2011part sampling.
    \n2.Choose AFC\u2011525A for 25\u2011ton universal flat\u2011bed cutting.
    \n3.Choose AFC\u2011780 (80T) for thick\u2011material & high\u2011layer heavy\u2011load cutting.<\/span><\/p>\n<\/div><\/div><\/div><\/div><\/div>

    <\/a><\/div><\/div><\/div><\/div><\/div>

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