Pure-mechanical type welding jig

A welding fixture, a purely mechanical technology, applied in the field of purely mechanical welding fixtures, can solve problems such as uneven workpiece clamping and positioning, inability to clamp multiple workpieces, unfavorable welding speed, etc., to achieve accurate positioning, improve welding efficiency, and avoid The effect of inaccurate positioning

Pending Publication Date: 2017-10-17
QINZHOU UNIV
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In the prior art, there are various types of fixture structures used in other fields, but when making the above-mentioned life protection devices, most of them fix the workpieces to be welded manually or use some simple fixtures for positioning. The welding efficien

Method used

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  • Pure-mechanical type welding jig

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Embodiment Construction

[0024] Such as figure 1 , figure 2 As shown, a purely mechanical welding fixture includes a frame 17 on which a welding platform 19 is installed, and a universal wheel 18 is installed on the bottom of the frame 17 . In this embodiment, in order to make the welding platform 19 adaptable to welding operators of different heights, the shown frame 17 can be telescopically adjusted in height. The specific structure is an existing structure similar to a retractable umbrella handle. The welding fixture also includes an initial positioning mechanism, a power source mechanism and a linkage mechanism installed on the welding platform 19 .

[0025] The initial positioning mechanism includes a plurality of positioning blocks 16 distributed in a rectangular structure. In this embodiment, the number of the positioning blocks 16 is 4, and of course it can also be 6, 8, etc. Each positioning block 16 is installed on the welding platform 19 through a tightening member, and the tightening m...

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Abstract

The invention discloses a pure-mechanical type welding jig. The jig comprises a rack, the rack is provided with a welding platform, universal wheels are installed at the bottom of the rack, and the jig further comprises a preliminary locating mechanism, a linkage mechanism and a power source mechanism, wherein the preliminary locating mechanism, the linkage mechanism and the power source mechanism are installed on the welding platform. In the pure-mechanical type welding jig, through the arrangement of the preliminary locating mechanism and the linkage mechanism, a workpiece is precisely and quickly located, multiple workpieces can be clamped in one time, and the problem that positioning is not precisely conducted when multiple workpieces are clamped many times is solved; meanwhile, the pure-mechanical type welding jig is simple in clamping structure, convenient to operate, and safe and reliable, and the welding efficiency is effectively improved. Besides, regarding the arranged power source mechanism, power is input through an operating handle, so that after a cam rotates, the cam supplies power to a disc cam plate, an inner pressing block and an outer pressing block on a pressing plate clamp the workpiece in the transverse direction, and the disc cam plate and the pressing are both designed to be in central symmetry, the situation that the clamp force is not uniformly distributed is solved, and the welding quality is effectively improved.

Description

technical field [0001] The invention relates to a welding fixture, in particular to a purely mechanical welding fixture capable of clamping multiple workpieces. Background technique [0002] Home guardrails, corridor escalators, doors and windows, stainless steel anti-theft nets, etc. are all important safety protection devices in our lives. Home guardrails can protect our life and property safety, especially for families with active children. We cannot keep up with them all the time. Behind the children, at this time, the home guardrail plays a very important role in safety protection. These guardrails, escalators, aluminum alloy doors and windows, stainless steel anti-theft nets, etc. are all welded in sequence according to the size and structural requirements of stainless steel. Because these welding products are relatively common and simple life protection devices, it is difficult to carry out large-scale standardized manufacturing. Therefore, the processing of these p...

Claims

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Application Information

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IPC IPC(8): B23K37/04
CPCB23K37/0443B23K37/0461
Inventor 鲁娟黄文赵越袁雪鹏孙腾
Owner QINZHOU UNIV
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