Straight Side Single Crank Press
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DM1/DM1L Stamping Presses

Straight Side Single Crank Press

Mechanical press for metal stamping, punching, bending, cutting and blanking
  • Capacity 200T to 600T
  • Strokes per minute 25SPM to 50SPM
  • Stroke length 180mm to 250mm
  • Slide area 1000×700mm to 1400×900mm

The DM1/DM1L straight side single crank press features a gantry-style, closed-frame structure with excellent rigidity and stability, designed for high-precision metal stamping, punching, bending, cutting, and blanking. Its single crankshaft design enhances precision and smooth operation, making it ideal for industries such as metalworking, plastics, electronics, and automotive parts manufacturing that demand both accuracy and high output.

With a capacity from 200T to 600T and stroke speeds between 25 and 50 SPM, the straight side single crank press is built to handle large-scale production. Manufactured to Japan’s JIS Grade-1 precision standards, it delivers stable and consistent performance for your production line.

Applications
  • Tools: wrench grooves, pliers, screwdriver heads, hammer heads
  • Kitchenware: pot lids, knives, baking trays
  • Home appliances: washing machine shells, refrigerator door panels, microwave oven panels, air conditioner casings
  • Hardware: hinges, locks, screws
  • Electronics: smartphone frames, metal casings, circuit board brackets, LCD parts
  • Automotive components
  • Other products: seat belt buckles, filter housings, surgical clamp joints
Key Features
  • High-rigidity welded frame using stress-relieved steel plates for long-term precision
  • Dual wide working centers with alloy steel double crankshafts and reinforced connecting rods for maximum stability
  • Optimized slide counterbalance system design for smoother slide movement
  • Automatic slide adjustment system with 0.1 mm accuracy for safe, convenient operation
  • Hardened and ground crankshafts, gears, and connecting rods for outstanding durability
  • Sensitive and reliable clutch, brake system, double solenoid valves, and overload protection to ensure operational safety
  • Energy-efficient, low-noise design for quiet, power-saving production
Specifications
Model Unit DM1-200T DM1-300T DM1-400T DM1-500T DM1-600T
Type V V V V V
Capacity T 200 300 400 500 600
Rated tonnage point mm 6 7 8 8 8
Strokes per minute S.P.M 30-50 25-40 25-35 20-30 15-25
Stroke length mm 180 250 250 250 250
Max. shut height mm 500 550 550 550 550
Die height adjustment mm 110 120 120 120 120
Slide area mm 1000×700 1000×750 1300×900 1400×900 1400×900
Bolster area mm 1200×800 1250×900 1400×1000 1500×1100 1500×1100
Air pressure required kg/cm² 6 6 6 6 6
Main motor kW.p 15×4 18.5×4 30×4 37×4 45×4
Opening in side frames mm 600×550 700×600 800×600 900×600 900×600
Slide adjustment mechanism Electric
Precision JIS 6402 (Japan) Grade-1
Die cushion 1 pad, 1 cylinder
Die cushion capacity ton 14 14 14 14 14
Die cushion stroke length mm 100 100 100 100 100
Die cushion pad area mm 710×480 810×480 910×580 910×580 910×580
Standard Configurations
  • Variable speed drive
  • Hydraulic overload protector
  • Die area light
  • Electrical slide adjustment
  • Photoelectric safety device
  • Digital die height indicator
  • Slide and die counterbalance system
  • Electronic encoder
  • Misfeed detector
  • Power socket
  • Human-machine control system (Defu)
  • Overrun safety device
  • Air ejector
  • Maintenance tool box
  • Operating manual
Optional Configurations
  • Wet clutch
  • Pneumatic die cushion
  • Foot switch
  • Quick die change
  • Slide knockout
  • Automatic uncoiler
  • Intelligent manipulator
  • Moving bolster
  • Slug detector (Riken Optech Corporation)
  • Tonnage monitor
  • Front safety door
  • Back safety door
  • Safety die block with plug
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