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Open Back Deep-throat Press

Open Back Deep-throat Press

Features
1.This open back deep-throat press is used in different cold stamping processes, like blanking, punching, molding, curving, flat stretching, etc. It is widely involved in the electric component, instrument and apparatus, tools and hardware, toy, vehicle, machinery, agriculture equipment and other industries.
2. The C frame body of the machine can be tilted backWards. This product has enough working space to punch the materials and slide the scrap easily.
3. The machine is made of cast iron, exerting steady performance.
4. With the horizontally positioned crankshaft, the product is convenient for operator to repair.
5. The rigid clutch with rotary keys is structured simply.
6. The useful protector is mounted to protect the machine from damage caused by overload.
7. Our open back deep-throat press makes use of the band brake that is easy for adjustment.
8. Due to the deep throat, it is suitable for processing the large sized plate at low temperature.
9. Apart from the simple structure, preeminent versatility, easy maintenance and operation, this machine is also economical.

Technical Parameters

Item No. 251053 251054 251055 251056 251057 251058
Model J21S-16 J21S-25 J21S-25B J21S-40 J21S-63 J21S-63A
Nominal force(kN) 160 250 250 400 630 630
Nominal travel (mm) 2 2.5 2.5 4 4 4
Slide travel(mm) 70 70 90 80 80 80
Number of stroke (per min) 110 65 120 50 50 50
Max. height of die (mm) 170 200 200 230 250 300
Height adjustment of die (mm) 30 30 40 45 50 50
Distance from slide block center to the frame(mm) 500 500 500 500 600 600
Worktable size(mm) 400×600 400×600 400×600 420×650 440×670 470×750
Dimension of worktable hole(mm) ø120 ø130 ø130 ø180 ø180 ø180
Thickness of bolster plate (mm) 50 50 70 70 70 80
Slide area(mm) 180×220 170×220 200×220 210×250 240×280 270×360
Shank hole (mm) ø40×60 ø40×60 ø40×60 ø50×70 ø50×70 ø50×70
Distance between columns(mm) 200 250 250 250 320 390
Motor Type Y100L-6 Y100L-4 Y132S-6 Y112M-4 Y132S-4 Y132S-4
Power (kW) 2.2 3 3 4 5.5 5.5
Overall dimension(mm) 1400×780×1950 1450×860×1950 1470×900×2100 1650×1100×2320 1750×1200×2350 1850×1180×2480
Weight(kg) 1920 2410 2600 3530 4250 4650
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TRI-UNION is a China-based shop press manufacturer and supplier. We offer shop presses, European design band saws, machine tool accessories and so on. Our high quality products are offered at competitive prices. We can supply the full chain of manufacturing electric rolling machines, lock forming machines, etc. right here in China. Our lower manufacturing cost saves your purchasing cost. More details on each of our products are shown on the description page.