China Jh21 Series China 80 Ton Metal Plate Stamping Iron Hole Punch Machine

Details:
1.The JH21 C-frame single crank press is suitable to process the lightweight and thin materials through blanking,piercing, bending, forming, interlink with ROT line or transfer unit. Suitable for single and progressive die application, and it owns the capacity ranging from 25 ton to 400 ton.
2.The press use high torque and low noise wet clutch and brake.
3.The steel welded body ensures rigid frame with less deflection.
4.High accuracy transmission gears and high rigidity crank ensure press long life and accuracy.
5.Forced lubrication system with default monitor ensures the operation reliability.
6.User-friendly design and all-function electric control system enable the accessories to attach easily
FEATURES:
1.Steel welded body, tempering treatment or VSR(Vibratory Stress Relief), high rigidity, accuracy and stability;
2.Pneumatic dual balance cylinders, which balance the slide and punch weight to reduce noise and impact;
3.The crankshaft undergoes gringding treatment after high frequency quenching;
4.Lengthened six-face rectangle guide with a surface of bronze plate;
5.Vertical located crankshaft, compact structure;
6.PLC control and imported safety duplex valve;
7.Wet type combined multi discs friction clutch and brake;Hydraulic overload protecting pump.
Specifications of JH21 Series C-frame Fixed Bolster PressParameter UnitJH21-
25JH21-
45JH21-
60JH21-
80JH21-
100JH21-
125JH21-
160JH21-
200JH21-
250JH21-
315JH21-400Nominal Capacity KN2504506008001000125016002000250031504000Nominal Stroke mm344556666.578Slide Stroke LengthSmm80120140160160180200220220220250Hmm507080100100110130150160160180Slide StrokeFixed Stimes
/min10080706055504545303030H 12595908080706050454540VariableStimes
/min60-12050-9545-8540-7535-6535-6030-5530-5520-3520-3520-35H 75-15065-11560-11055-9555-9550-8540-7035-6030-5530-5530-50Max. Die Set HeightSmm250270300320335350400450500500550H 265295330350365385435485530530585Die Height Adjustment mm506070809090100110120120120Throat Depth mm210225270310330350400430450450490Distance Between Uprights mm4505155606106706707369109809801050Slide Bottom SizeL x R mm3604104805406206207008809509501020F x B mm250340400460520520580650700700750Handle Hole SizeDia mm4050505070707070707070Depth mm656070659090100100130130130Bolster SizeL x R mm7208259309501060110011751390150015401700F x B mm400440520600640680760840880880950Bolster Thickness mm80110130140145155165180190190210Table Hole Diameter mm150150150180180200220240260260280Bolster Surface Height mm7808009009009009009001000100010001100Overall SizeF x B mm15001585154017652000204023052600266027202850L x R mm9451075120012001300132014201540164016801750H mm21202390257027253010303532153800385038504140Distance between
foundation boltsF x B mm9801075110012101365143016652020210021402185L x R mm6907608409201020104011401360146015001570Motor Power Kw35.55.57.57.5111518.5223037Weight Kg2450355051506450865095501360019200232002660029500Press Pressure Mpa0.5

Standard Equipments: Optional Equipments:1) High Performance Wet clutch (Adopt advanced Japanese technology) 1) Light curtain 2) PLC 2) Foot pedal3) Hydraulic overload protecting pump 3) Die cushion 4) Touch screen 4) Inverter5) Cam controller5) Variable speed motor6) Die height adjusted motor (JH21-60 and upon models) 6) Auto feed shaft7) Auto lubrication system7) Die quick change device8) Manual lubrication system9) Double hand control panel 10) Electronic crankshaft angle indicator 11) Predetermined counter 12) Balance cylinders for slide and upper die 13) Work light 14) Joint for air 15) Joint for miss-feeding 16) Absorbing pads Boutique Accessories:
Our Equipment :
Advanced Technological Power :
World (Shanghai) R&D center cooperate with the professional companies in USA, Germany, France, Japan, Sweden and the colleges and universities in china so as to develop and perfect the products with superb technique promptly.
Additionally, authority organization in the field supervises the quality from the parts to the whole machine. professional team with craft design and assembly ensures the accuracy of parts.
We establish R&D center in Shanghai to welcome more excellent talents and develop new craft.
Jinan forging and welding bureau, Shanghai press machine supervision station monitor the quality of parts; the team of professional craft design and manufacture ensure the accuracy of parts based on the excellent craft.
After Service:
In this world, people cooperate with WORLD customers every day. The quality of WORLD products is facing test and they are endowed with great mission.
World thinks quality service is not only simple maintenance. Our service engineers not only find problem for taking action in advance but also advise how to use the machine more properly and carefully.
Worldwide service network and convenient service show the strong responsibility and sense of historical mission.
To all of our customers:
Our best greeting is given to the esteemed customers of World Precise Machinery (Jiangsu) Co. Ltd.
We appreciate that you purchase our presses of varieties of types. we produce about 30 series of presses including300 types of big, intermediate and small presses, such as ordinary numerically controlled guillotine shear, ordinary numerically controlled bending machine, full numerically controlled bending machine, numerically controlled turret punching-machine and varieties of types of oil hydraulic presses.
Guaranty:
If you purchase our product, we promise that the length of warranty for mechanical part is one year and the length of warranty for electrical part is one year and the length of warranty for electrical part is half one year.
Marketing Service Center Headquarters of World Precise Machinery (Jiangsu) Co. Ltd.
Mail : allen@worldpress.cc
Tel:+8618851629878