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Pintle chain four-hole punching device

A punching device and pin-joint chain technology, which is applied in the field of pin-joint chain processing devices, can solve the problems that the quality cannot meet the customer's use requirements, and the distance between the holes of the chain and the chain plate cannot be accurately controlled, so as to solve the problem of the coaxiality of the four holes , Ensure the synchronization of the chain and improve the accuracy of the chain plate

Active Publication Date: 2013-04-03
HANGZHOU ZIQIANG CHAIN DRIVE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] There is a pair of pin holes and a pair of reaming holes on one link of the pin-joint chain. Due to the influence of the chain structure and traditional technology, it is impossible to accurately control the center distance of the chain plate holes of the chain, resulting in the quality often failing to meet customer requirements.

Method used

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  • Pintle chain four-hole punching device
  • Pintle chain four-hole punching device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0018] Embodiment: A kind of four-hole punching device of pin joint chain, such as figure 1 , 2 As shown, it includes an upper nail base 1 and a lower nail base 2. The upper nail base 1 is connected to the machine tool through an upper backing plate 3, and the lower nail base 2 is fixed on the machine table through a lower backing plate 4. On the upper nail base 1, a The upper pin hole punching nail 5, the upper reaming hole punching nail 6, the lower end of the upper nail seat 1 is connected with the upper stripper plate 8 through the first elastic part 7, the upper pin hole punching nail 5, and the upper reaming hole punching nail 6 slide through the In the upper stripper plate 8; the lower pin hole punching nail 9 and the lower reaming hole punching nail 10 are fixedly arranged on the lower nail seat 2, and the upper end of the lower nail seat 2 is connected with the lower stripper plate 12 through the second elastic part 11, and the lower pin Hole punching nails 9 and low...

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PUM

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Abstract

The invention discloses a pintle chain four-hole punching device, which comprises an upper nail seat and a lower nail seat. The upper nail seat is connected with a machine tool. The lower nail seat is fixedly arranged on a machine table. An upper pin hole punching nail and an upper hinge hole punching nail are fixedly arranged on the upper nail seat. The lower end of the upper nail seat is connected with an upper stripper plate through a first elastic part. The upper pin hole punching nail and the upper hinge hole punching nail are arranged in the upper stripper plate in a penetrating way. A lower pin hole punching nail and a lower hinge hole punching nail are fixedly arranged on the lower nail seat. The upper end of the lower nail seat is connected with a lower stripper plate through a second elastic part. The lower pin hole punching nail and the lower hinge hole punching nail are arranged in the lower stripper plate in a penetrating way. A mold for placing a workpiece is arranged between the upper stripper plate and the lower stripper plate. Pin holes and hinges holes are correspondingly arranged in the mold. The pintle chain four-hole punching device has the advantages that the link of a pintle chain is machined through the mold, four holes are simultaneously punched, the problem that the coaxiality of the four holes of the link of the pintle chain is difficult to keep is solved, the link plate accuracy is improved and the synchronism of the chain is guaranteed.

Description

technical field [0001] The invention relates to a pin-joint chain processing device, in particular to a pin-joint chain four-hole punching device. Background technique [0002] Pin chains are widely used in European and American countries. They are often used in agricultural machinery, wood transportation, salt spreaders, farm automatic feed machines, etc. Since the chains are often in pairs, the synchronization requirements for the two chains are relatively high. [0003] There is a pair of pin holes and a pair of reaming holes on one link of the pin-joint chain. Due to the influence of the chain structure and traditional technology, it is impossible to accurately control the center distance of the chain plate holes of the chain, resulting in the quality often failing to meet customer requirements. . Contents of the invention [0004] The present invention overcomes the disadvantages of the above-mentioned prior art, and provides a four-hole punching device that improves...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B21D28/24B21D28/34B21D43/00B21D45/06
Inventor 胡立成余初和章观浩宣碧华
Owner HANGZHOU ZIQIANG CHAIN DRIVE