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Jh21 Series Precision Punching Machine with Hydraulic Overload Protection for Safety1
Machine Tools, Punching Machine, Pneumatic Punching Machine, Press Punching Machine
Shenzhen Lihao Machine Equipment Co., Ltd.
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Product Description Detailed PhotosJH21 Series Open Type High Performance Punch PressThis series of machine tools is a high performance punching machine with an open fixed table, which increases the throat depth. The fuselage is welded with integral steel plate to remove internal stress. It has high strength and steel degree, and can flexibly change the depth of throat. Crankshaft longitudinal structure, compact structure, beautiful appearance. Rectangular hexahedron lengthening guide rail, high guiding accuracy. Combined pneumatic friction clutch/brake, combined smooth, low noise. JH21S adopts hydraulic overload protection device, while JF21S adopts steel safety device to prevent damage to machine tools caused by overload. The circuit is controlled by PLC, and the air circuit by safety double valve, which is sensitive, safe and reliable, with single, inching, continuous operation specifications, in line with the safety standard of punch.Product ParametersSpecificationunitJH21-25JH21-45JH21-60JH21-80JH21-110JH21-125CapacityTon25456080110125Rate tonnage pointmm344555Strokemm80120140160180180Stroker per Minutes.p.m1008070605050Die heightmm250270300320350350Slide adjustmentmm506070809090Depth of Throatmm210225270310350350Distance betweenuprightsmm450500560620660660Slide areamm360x250410x340480x400540x460620x520620x520Shank holemm?40x60?50x60?50x60?50x60?70x80?70x80Bolster areamm720x400810x440870x520950x6001070x6801070x680Size opening in the tablemm150150150150160180Distance from worktable to groundmm780800900900900900Main motorkw.p2.2x45.5x45.5x47.5x47.5x411x4Slide adjust deviceHPmanual operationelectrial drivingAir pressurekg/cm26Presses precision GB/JIS 1 classPresses dimensionmm1520x1060x21201620x1130x23401690x1160x26501870x1170x28102020x1315x29852020x1315x2985Die cushion capacityTon4.54.5668.58.5Strokemm505060607070Die cushion effective areamm2-300x230350x300450x310500x350500x350SpecificationunitJH21-160JH21-200JH21-250JH21-315JH21-400CapacityTon160200250315400Rate tonnage pointmm66778Strokemm200250250250280Stroker per Minutes.p.m4545404035Die heightmm400450500500530Slide adjustmentmm100110120120120Depth of Throatmm390430450450490Distance betweenuprightsmm7209009809801050Slide areamm700x580880x650950x700950x7001000x750Shank holemm?70x90?70x90?70x100?70x100?70x100Bolster areamm1170x7601390x8401500x8801540x8801700x940Size opening in the tablemm200200200200200Distance from worktable to groundmm9001000100010001020Main motorkw.p15x415x422x430x437x4Slide adjust deviceHPelectrial drivingAir pressurekg/cm26Presses precision GB/JIS 1 classPresses dimensionmm2325x1450x32502580x1690x38102820x1710x39002880x1750x39203150x1940x4320Die cushion capacityTon8.511.5151515Strokemm8080909090Die cushion effective areamm2650x420710x480710x480710x480 Fig. 1 Central part Fig.2 The slide(JH21-60-400)Type ModelJH21-60JH21-80JH21-110/JH21-125JH21-160JH21-200JH21-250JH21-315JH21-400O-Ring-1149.3X5.7169.3X5.7174.3X5.7199.3X5.7219.3X5.7219.3X5.7229.3X5.7299.3X5.7O-Ring-2249.3X5.7259.3X5.7289.3X5.7314.6X8.4354.6X8.4374.6X8.4444X8470X6O-Ring-3179.3X5.7189.3X5.7209.6X8.4244.6X8.4244.6X8.4289.6X8.4354.6X8.4384.6X8.4 MODELJH21-25JH21-45JH21-60JH21-80JH21-110JH21-125O-Ring-115.8×2.415.8×2.417.8×2.417.8×2.429.4×3.129.4×3.1O-Ring-264.4×3.174.4×3.184.4×3.1104.4×3.1144.4×3.1144.4×3.1Seal-160×70×670×80×680×90×695×110×9136×150×8.5136×150×8.5Seal-220×28×520×28×520×28×520×28×535×45×635×45×6MODELJH21-160JH21-200JH21-250JH21-315JH21-400O-Ring-129.4×3.125.7×3.525.7×3.525.7×3.529.4×3.1O-Ring-2149.3×5.7169.3×5.7189.3×5.7209.3×5.7239.3×5.7Seal-1145×160×9165×180×9.5180×200×12200×220×12230×250×12Seal-235×45×635×45×635×45×635×45×640×50×6Fig.3 Balance cylinderProduct DescriptionOur AdvantagesCompany ProfileShenzhen Lihao Machinery Equipment Co., Ltd. is a professional machinery manufacturing enterprise that integrates design, manufacturing, sales, service, and trade. We specialize in producing and supplying various punch presses and metal stamping automation equipment, including C-type and H-type high speed precision presses, uncoiler, straighteners machine, feeders, molds, and receiving machine.As one of China's leading suppliers of punch presses and peripheral equipment, Lihao Machine is proud to be the first in the industry to earn the "High-tech Enterprise" certification. With robust technical capabilities, a dedicated Research and development center, and a team of engineers with over 20 years of experience in mechanics, electrics, and control, we offer customized solutions for various industries and provide customer service 24 hours a day, 7 days a week.Lihao Machine has a dedicated R&D team that accounts for 20% of the company's revenue. We own proprietary product patents and hold EU CE certification, ensuring our commitment to innovation. Our products are widely used in home appliances, automotive, hardware, electronics, and other industries, known for their superior quality and reliability. Lihao Machine holds a significant market share in China, with offices in over 20 regions, and global agents and distributors in countries like India, Mexico, and Thailand, providing services to overseas markets. Our products are also exported to North America, South America, Southeast Asia, and Europe, expanding our global presence and bringing high-quality solutions to diverse markets worldwide.Adhering to the principles of "Technology, Quality, Customer, Credibility," we are committed to providing good reputation products and satisfactory services to our global customers, advancing the stamping automation field, and positioning ourselves as your reliable partner.Exhibition displayCertificationsPackaging & ShippingFAQQ: Quality Assurance?A: With over twenty years of experience in the industry, Lihao Machinery has built a strong reputation for delivering high-quality products. If the problem is due to a defect in our product, rest assured that we will honor our contract and take immediate action to resolve it. Our dedicated customer service team is always ready to assist you and ensure you have complete peace of mind when choosing us as your partner.Q: What payment methods do you accept?A: We accept T/T , L/C, and PayPal.Q: How to maintain equipment?A: We have equipment maintenance operation manuals availableQ: How long does it take to deliver?A: Delivery time varies depending on the way the production is customized, we will give you an estimate when quoting.Q: What shipping methods do you offer?A: We offer sea freight, air freight, and land transport, depending on your needs.Q: How are shipping costs calculated?A: Shipping costs depend on your order's weight, size, and destination. We'll provide a quote once your order is confirmed.Q: How long will delivery take?A: Delivery times vary by shipping method. Sea freight takes 4-6 weeks, air freight takes 5-7 days. We'll give you an estimate when you order.Q: How to install?A: There are installation videos and installation manuals, and we can also provide door-to-door installation and debugging services (additional fees are required)Q: Can it be covered by warranty?A: If it is not damaged by human factors, we can provide a one-year warranty service, but lubricating oil, belts and other consumables for equipment operation are not covered by warranty.
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