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This 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.
| Specification | unit | JH21-25 | JH21-45 | JH21-60 | JH21-80 | JH21-110 | JH21-125 |
| Capacity | Ton | 25 | 45 | 60 | 80 | 110 | 125 |
| Rate tonnage point | mm | 3 | 4 | 4 | 5 | 5 | 5 |
| Stroke | mm | 80 | 120 | 140 | 160 | 180 | 180 |
| Stroker per Minute | s.p.m | 100 | 80 | 70 | 60 | 50 | 50 |
| Die height | mm | 250 | 270 | 300 | 320 | 350 | 350 |
| Slide adjustment | mm | 50 | 60 | 70 | 80 | 90 | 90 |
| Depth of Throat | mm | 210 | 225 | 270 | 310 | 350 | 350 |
| Distance betweenuprights | mm | 450 | 500 | 560 | 620 | 660 | 660 |
| Slide area | mm | 360x250 | 410x340 | 480x400 | 540x460 | 620x520 | 620x520 |
| Shank hole | mm | ∅40x60 | ∅50x60 | ∅50x60 | ∅50x60 | ∅70x80 | ∅70x80 |
| Bolster area | mm | 720x400 | 810x440 | 870x520 | 950x600 | 1070x680 | 1070x680 |
| Size opening in the table | mm | 150 | 150 | 150 | 150 | 160 | 180 |
| Distance from worktable to ground | mm | 780 | 800 | 900 | 900 | 900 | 900 |
| Main motor | kw.p | 2.2x4 | 5.5x4 | 5.5x4 | 7.5x4 | 7.5x4 | 11x4 |
| Slide adjust device | HP | manual operation | electrial driving | ||||
| Air pressure | kg/cm2 | 6 | |||||
| Presses precision | GB/JIS 1 class | ||||||
| Presses dimension | mm | 1520x1060x2120 | 1620x1130x2340 | 1690x1160x2650 | 1870x1170x2810 | 2020x1315x2985 | 2020x1315x2985 |
| Die cushion capacity | Ton | 4.5 | 4.5 | 6 | 6 | 8.5 | 8.5 |
| Stroke | mm | 50 | 50 | 60 | 60 | 70 | 70 |
| Die cushion effective area | mm2 | - | 300x230 | 350x300 | 450x310 | 500x350 | 500x350 |
| Specification | unit | JH21-160 | JH21-200 | JH21-250 | JH21-315 | JH21-400 |
| Capacity | Ton | 160 | 200 | 250 | 315 | 400 |
| Rate tonnage point | mm | 6 | 6 | 7 | 7 | 8 |
| Stroke | mm | 200 | 250 | 250 | 250 | 280 |
| Stroker per Minute | s.p.m | 45 | 45 | 40 | 40 | 35 |
| Die height | mm | 400 | 450 | 500 | 500 | 530 |
| Slide adjustment | mm | 100 | 110 | 120 | 120 | 120 |
| Depth of Throat | mm | 390 | 430 | 450 | 450 | 490 |
| Distance betweenuprights | mm | 720 | 900 | 980 | 980 | 1050 |
| Slide area | mm | 700x580 | 880x650 | 950x700 | 950x700 | 1000x750 |
| Shank hole | mm | ∅70x90 | ∅70x90 | ∅70x100 | ∅70x100 | ∅70x100 |
| Bolster area | mm | 1170x760 | 1390x840 | 1500x880 | 1540x880 | 1700x940 |
| Size opening in the table | mm | 200 | 200 | 200 | 200 | 200 |
| Distance from worktable to ground | mm | 900 | 1000 | 1000 | 1000 | 1020 |
| Main motor | kw.p | 15x4 | 15x4 | 22x4 | 30x4 | 37x4 |
| Slide adjust device | HP | electrial driving | ||||
| Air pressure | kg/cm2 | 6 | ||||
| Presses precision | GB/JIS 1 class | |||||
| Presses dimension | mm | 2325x1450x3250 | 2580x1690x3810 | 2820x1710x3900 | 2880x1750x3920 | 3150x1940x4320 |
| Die cushion capacity | Ton | 8.5 | 11.5 | 15 | 15 | 15 |
| Stroke | mm | 80 | 80 | 90 | 90 | 90 |
| Die cushion effective area | mm2 | 650x420 | 710x480 | 710x480 | 710x480 | |
| Type Model | JH21-60 | JH21-80 | JH21-110/JH21-125 | JH21-160 | JH21-200 | JH21-250 | JH21-315 | JH21-400 |
| O-Ring-1 | 149.3X5.7 | 169.3X5.7 | 174.3X5.7 | 199.3X5.7 | 219.3X5.7 | 219.3X5.7 | 229.3X5.7 | 299.3X5.7 |
| O-Ring-2 | 249.3X5.7 | 259.3X5.7 | 289.3X5.7 | 314.6X8.4 | 354.6X8.4 | 374.6X8.4 | 444X8 | 470X6 |
| O-Ring-3 | 179.3X5.7 | 189.3X5.7 | 209.6X8.4 | 244.6X8.4 | 244.6X8.4 | 289.6X8.4 | 354.6X8.4 | 384.6X8.4 |
| MODEL | JH21-25 | JH21-45 | JH21-60 | JH21-80 | JH21-110 | JH21-125 |
| O-Ring-1 | 15.8×2.4 | 15.8×2.4 | 17.8×2.4 | 17.8×2.4 | 29.4×3.1 | 29.4×3.1 |
| O-Ring-2 | 64.4×3.1 | 74.4×3.1 | 84.4×3.1 | 104.4×3.1 | 144.4×3.1 | 144.4×3.1 |
| Seal-1 | 60×70×6 | 70×80×6 | 80×90×6 | 95×110×9 | 136×150×8.5 | 136×150×8.5 |
| Seal-2 | 20×28×5 | 20×28×5 | 20×28×5 | 20×28×5 | 35×45×6 | 35×45×6 |
| MODEL | JH21-160 | JH21-200 | JH21-250 | JH21-315 | JH21-400 |
| O-Ring-1 | 29.4×3.1 | 25.7×3.5 | 25.7×3.5 | 25.7×3.5 | 29.4×3.1 |
| O-Ring-2 | 149.3×5.7 | 169.3×5.7 | 189.3×5.7 | 209.3×5.7 | 239.3×5.7 |
| Seal-1 | 145×160×9 | 165×180×9.5 | 180×200×12 | 200×220×12 | 230×250×12 |
| Seal-2 | 35×45×6 | 35×45×6 | 35×45×6 | 35×45×6 | 40×50×6 |
Shenzhen 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.
Packaging & Shipping
Q: 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 available
Q: 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.