Prima Jh21 C Frame Pneumatic Punching Power Press Machine


Prima Jh21 C Frame Pneumatic Punching Power Press Machine

Prima Jh21 C Frame Pneumatic Punching Power Press Machine

Prima JH21 C frame pneumatic punching power press machine Open Back Press with Fixed Bed, a kind of thin sheet metal pro

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Basic Info.
Model NO. JH21
Power Source Mechanical Drive
Precision Precision
Certification CE, ISO 9001
Transport Package Wooden Case
Specification 5200x2100x1560mm
Trademark Prima
Origin Nanjing, China
HS Code 8456901000
Production Capacity 25
Product Description
Prima JH21 C frame pneumatic punching power press machine
Open Back Press with Fixed Bed, a kind of thin sheet metal processing universal press imported advanced technology of AIDA company in Japan, which is suitable for shearing, punching, blanking, bending and shallow drawing. The structural feature is as follows:
I. Brief introduction of structure
1,The frame is welding with whole steel plate which has high rigidity, reasonable structure and beautiful design.
2,The press adopts the vertical crankshaft structure. The distance of fulcrum is short and the crank is rigid.
Driving gear is installed into the frame and gear is immersed in oil reservoir. Customer could choose Electromagnetic governor(Wannan motor factory), which is stepless speed regulation within a certain range and enlarge the area of craft.
3,The press adopts Italy low inertia combined wet friction clutch and brake made in Shanghai OMPI, which has little passive inertia, low energy consumption, reliable interlock of clutch and brake and long longevity.
4,The slide is a whole cast form construction which adopts hydraulic overload protector made in Showa, Japan with agile and reliable action. After overload, it can reset automatically to reduce the down time and improve the availability of press. High pressure oil seal which is imported from German is installed in slide high pressure cylinder.
5,The shut height adopts electric adjustment, which has digital display. Its display is 0.10mm.
The press adopts hexahedral rectangle lengthen gib, which has high guiding precision and steady precision.
The press has pneumatic balancer, which reduce the second stroke. It runs smoothly to improve the dynamic precision of press.
6,The control part adopts PLC from Mitsubishi, which is efficient to guarantee the reliability of control part.
7,The press adopts dual valve from TACO, Japan, which can guarantee the safety and reliability of clutch.
8,The press adopts cam controller which be combined with proximity switch. It can send signal exactly within the range of 360°and control the criterion of various actions and the harmony of assist machine to improve the reliability of press. Besides, the press has two-hand operating button and foot pedal switch, which can realize Continuous, Single and Inch mode.

II.Guideline of Technical performance

The model JH21-315 press is manufactured according with accuracy of open press (JB/T 6580-93) and technical requirement of open press (JB/T 6580.1-1998). The security is according with the security and technical terms standard of forging machinery (GB17120-1997) and the security and technical requirement standard of mechanical press (JB3350-93).
III.Main Technical Specifications:

Nominal Strokemm344566
Slide Strokemm80100120140160160
Max. Die Heightmm250270300320350350
Die Height Adjustmentmm506080808080
Between Slide Center & Framemm210230300300350350
Bolster (FB×LR)mm400×700440×810580×900580×1000680×1150680×1150
Bolster Opening (Up Hole Dia.×Dpth×Low Hole Dia.)mmφ170×20×φ150φ180×30×φ160φ200×40×φ180φ200×40×φ180φ260×50×φ220φ260×50×φ220
Bolster Thicknessmm80110110120140140
Bolster Opening (Dia./FB×LR)mm260×250300×300390×460390×520420×540420×540
Slide Area (FB×LR)mm300×360340×410400×480420×560500×650540×680
Shank Hole (Dia.×Dpth)mmφ40×60φ40×60φ50×80φ50×80φ60×80φ60×80
Between Columnsmm450550560640760760
Main Motor PowerkW35.55.57.51111
Outline Size (FB×LR×H)mm1300×1050×20501390×1200×24001580×1210×25201640×1280×27001850×1450×30601850×1490×3060
Net Weightkg260034505400700093409900

Detailed Photos:
About Prima Factory:
Nanjing Prima CNC Machinery Co., Ltd. is located in the center of China's machine tool industry, Mingjue Industrial Park , Shiqiu Town, Lishui Zone, Nanjing Our company specializes in Table type CNC Fiber Laser cutting machine, exchangeable table cnc fiber laser cutting machine, press brake, shearing machine , ironworker, punching machine , HVAC ducting machine and other metal forming forging equipment development and sales, our product positioning in the middle-top quality class. We commit a modern enterprise management methods, committed management and meticulous management and zero defect operation. Based on the quality of the product management, its excellent quality, innovative design, reasonable price, and improve after-sales service to win the majority of Chinese and foreign customers praise. Primapress Brand sheet metal processing equipment. Widely used in automobile manufacturing, communications, computers and so on. Prima CNC insist on leading technology strategy, positioning in the "do-class machine, a first-class brand," the high level of long-term sales of CNC machine tools in the process, not only to cultivate a number of series of numerical control products, while cultivating a group of skilled, practical style of high-quality workforce. Enterprises have their own research and development institutions, with the domestic strong product research and development of skills. Primapress specializes in the export business, our company already has CE certification and have one international after-sales team , Our machines are widely exported to Southeast Asia, EU, USA , South America, the Middle East and other markets around 100 nations with good quality, suitable price, comprehensive after-sales service, was widely welcomed by customers and unanimously approved. Our company ambition is "build quality brand, do excellent machine",it is also the company's entrepreneurial spirit and look forward to domestic and overseas friends to visit.

Prima Jh21 C Frame Pneumatic Punching Power Press Machine


Q1. Trade company or manufacturer?

A: We manufacturer

Q2. Is it easy to operate for the new user ?
A: very easy

Q3. What should I do when the machine is in trouble? A: Take photos and videos and contact our sales at once.

Q4: How long does it take to learn how to operate a laser cutting machine?
A: A couple of hours

Q5: Is it harmful to human body when in operation ?
A: no,very safe.

Product introduction