Pneumatic Punching Machine
for Sheet Metal Stamping
YRS JH/JF21 Series pneumatic punching machine is designed for sheet metal punching, blanking, forming, bending, die-cutting and stamping production. With a rigid C-frame body, PLC control, pneumatic clutch and brake, and reliable safety protection, it is a practical solution for metal fabrication factories and stamping workshops.
JH/JF21 C-Frame Pneumatic Power Press
The JH/JF21 Series pneumatic power press is suitable for punching, blanking, forming, shallow drawing and light stamping operations. It can be used for automotive parts, hardware products, electrical cabinet components, appliance parts and other sheet metal parts.
The machine adopts a strong welded steel body and optimized structure design to improve rigidity, reduce frame deflection and maintain stable stamping accuracy during production.
For Automotive Parts, Hardware and Sheet Metal Stamping
The JH/JF21 pneumatic punching machine is widely used for metal parts production, especially for factories that need stable punching, forming, trimming and die-cutting performance.
Automotive Stamping Parts
Suitable for stamping brackets, covers, small structural parts, reinforcement parts, and other automotive sheet metal components.
Hardware and Metal Pieces
Used for punching, blanking, trimming and forming metal pieces for hardware, tools, fittings and industrial components.
Electrical Cabinets and Appliances
Suitable for producing sheet metal parts for electrical enclosures, household appliances, control boxes and general fabrication products.
Reliable Control, Safety Protection and Stable Structure
The machine is designed for practical factory use, with convenient operation, safety protection and durable key components.
Working Table and Safety Guard
The working area is equipped with safety protection to support safer punching and stamping operations.
Operation Buttons and Emergency Stop
Clear control buttons and emergency stop design help operators work more safely and conveniently.
Motor and Drive System
Stable motor configuration supports reliable machine operation and continuous production requirements.
Super Rigid Frame with Minimized Deflection
The JH/JF21 pneumatic punching machine uses a rigid C-frame structure. The optimized body design helps reduce frame deformation during stamping, improve product accuracy and extend die service life.
Main Features of JH/JF21 Pneumatic Punching Machine
Built for efficient, stable and safe sheet metal stamping production.
Pneumatic Clutch and Brake
Pneumatic friction clutch and brake system provides smooth combination, less abrasion and long service life.
PLC Control
PLC electrical control supports inching, single stroke and continuous operation modes.
Overload Protection
Hydraulic overload protection helps protect the machine and die during production.
Automation Ready
The machine can work with automatic feeder, straightener and decoiler for automatic punching lines.
High Rigidity
The welded steel body and optimized structure improve punching stability and accuracy.
Easy Operation
Practical control panel, foot pedal and clear operation modes make daily operation convenient.
Safety Protection
Emergency stop, safety guard and optional light curtain help improve operator safety.
Wide Application
Suitable for stamping, die-cutting, forming, bending and punching various sheet metal parts.
Standard Equipment and Optional Configuration
- PLC control system
- Pneumatic friction clutch and brake
- Hydraulic overload protection
- Emergency stop button
- Foot pedal operation
- Safety guard protection
- Light curtain optional
- Automatic feeder optional
- Decoiler and straightener optional
- Customized voltage available
Watch the Pneumatic Punching Machine in Operation
View the machine operation video to better understand its working performance and structure.
JH/JF21 Series Pneumatic Punching Machine Specifications
The following models are available from 600 kN to 2000 kN nominal force. Final configuration can be confirmed according to your material, thickness, die size, production speed and voltage requirements.
| Technical Parameter | Unit | JH/JF21-60 | JH/JF21-80 | JH/JF21-100 | JH/JF21-125 | JH/JF21-160 | JH/JF21-200 |
|---|---|---|---|---|---|---|---|
| Nominal Force | kN | 600 | 800 | 1000 | 1250 | 1600 | 2000 |
| Slide Stroke | mm | 140 | 160 | 180 | 180 | 200 | 250 |
| Number of Stroke – Single Speed | times/min | 70 | 60 | 60 | 55 | 50 | 45 |
| Number of Stroke – Variable Speed | times/min | 50-80 | 40-75 | 35-70 | 35-65 | 30-55 | 25-45 |
| Maximum Shut Height | mm | 300 | 320 | 350 | 370 | 400 | 450 |
| Closed Height Adjustment | mm | 70 | 80 | 90 | 90 | 100 | 110 |
| Distance from Center of Slide to Frame | mm | 270 | 290 | 350 | 370 | 390 | 430 |
| Distance Between Body Columns | mm | 560 | 650 | 680 | 710 | 720 | 900 |
| Working Table Size F-B | mm | 520 | 650 | 680 | 720 | 760 | 840 |
| Working Table Size L-R | mm | 870 | 1000 | 1070 | 1120 | 1170 | 1390 |
| Work Bedplate Hole Diameter | mm | 150 | 150 | 160 | 160 | / | / |
| Slide Bottom Size F-B | mm | 400 | 430 | 520 | 520 | 580 | 880 |
| Slide Bottom Size L-R | mm | 480 | 560 | 620 | 620 | 700 | 650 |
| Shank Hole Diameter | mm | 50 | 60 | 70 | 70 | 70 | 70 |
| Shank Hole Depth | mm | 60 | 80 | 80 | 80 | 100 | 100 |
| Appearance Size F-B | mm | 1615 | 1915 | 2200 | 2300 | 2355 | 2690 |
| Appearance Size L-R | mm | 1200 | 1382 | 1419 | 1480 | 1515 | 1540 |
| Appearance Size Height | mm | 2570 | 2820 | 3190 | 3220 | 3250 | 3810 |
| Motor Power | kW | 7.5 | 7.5 | 11 | 15 | 15 | 18.5 |
Manufacturing, Workshop Display and Export Loading
YRS Industrial supports customers with machine selection, production, inspection, packaging and international delivery for sheet metal machinery projects.
Information Needed for Machine Selection
To recommend the suitable pneumatic punching machine model, please share the following details with our team.
Material and Thickness
Please tell us the material type, sheet thickness and required punching or stamping process.
Part Size and Die Requirement
Please share your workpiece drawings, punching size, die size or sample part photos if available.
Production Requirement
Please confirm your required production speed, automation level, feeder requirement and local voltage.
Need a JH/JF21 Pneumatic Punching Machine?
Send us your material, thickness, punching size, die requirement, production capacity and voltage. YRS Industrial will recommend a suitable model and configuration for your factory.