Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping

Product Details
Customization: Available
Type: High-Speed Punching Machine
Punch Shape: Closed Punch
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  • Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
  • Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
  • Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
  • Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
  • Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
  • Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
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  • Overview
  • Detailed Photos
  • Product Parameters
  • Product Description
  • Our Advantages
  • Company Profile
  • Exhibition display
  • Certifications
  • FAQ
Overview

Basic Info.

Model NO.
JH21
Slider Movement
Single Action
Slider Drive Mechanism
Cam Press
Controlling Mode
CNC
Automatic Grade
Automatic
Power Source
Pneumatic
Precision
High Precision
Certification
CE, ISO 9001
Condition
New
Keyword
Power Press
Slide Adjust Device
Manual Operation
Frame
Frame Press Punching Machine
Function
Steel Metal Punching
After-Sales Service Provided
Overseas Service Provided
Voltage
380V 50Hz 3phase/ Customized
Color
Customer′s Requirement
Transport Package
Standard Export Package
Specification
JH21
Trademark
LIHAO
Origin
Shenzhen, Guangdong
HS Code
8462411900
Production Capacity
500 PCS/Year

Product Description

Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
Detailed Photos
Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
JH21 Series Open Type High Performance Punch Press
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.
Product Parameters
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  
Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
Fig. 1 Central part
 
 
 
Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
Fig.2 The slide(JH21-60-400)
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
Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
 
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
Fig.3 Balance cylinder
Product Description

Jh21 Series Single-Crankshaft Punching Machine with High-Precision StampingJh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping

Our Advantages

Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping

Company Profile

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.

Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
Exhibition display

Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping

Certifications

Jh21 Series Single-Crankshaft Punching Machine with High-Precision StampingPackaging & Shipping

Jh21 Series Single-Crankshaft Punching Machine with High-Precision Stamping
FAQ

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.

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