One-step molding method of split foot with grounding hole

A grounding hole and split technology, which is applied in the field of one-step forming of air-conditioning compressor feet, can solve the problems of unguaranteed quality stability of workpieces and low efficiency of punching grounding holes, achieving consistent efficiency, improving production efficiency, and overcoming rhythm. The effect of restriction

Active Publication Date: 2012-10-10
沈阳中航机电三洋制冷设备有限公司
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AI Technical Summary

Problems solved by technology

[0004] In order to solve the problem of extremely low efficiency of punching ground holes on the feet, the purpose of the present invention is to provide a method for one-time forming of split feet with ground holes, which realizes foot forming and ground hole punching production on one set of molds process, realize the production cycle can be adjusted according to the processing equipment conditions without being limited by manual production
The processing of the mounting hole pre-hole can improve the position accuracy of the post-sequence punching mounting hole and the stability of mass production, and effectively solve the product quality defects caused by the deformation of the sheet metal and the unstable step distance. Affect the normal work of the mold, but the stability of the workpiece quality cannot be guaranteed;

Method used

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  • One-step molding method of split foot with grounding hole
  • One-step molding method of split foot with grounding hole

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Experimental program
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Embodiment Construction

[0024] see figure 1 , the steps of one-time forming method for the foot are

[0025] 1. Set the step distance not less than the width of the expanded drawing of the foot, which is D (60) mm. After the plate to be processed with a thickness of T (2.5) mm is leveled by special equipment, punch two installation holes and pre-hole A. The hole diameter is not less than 1.5 times the material thickness (Φ8) (unit is mm, the same below) and a step positioning hole B, the hole diameter is not less than 1.5 times the material thickness (Ф10), as the subsequent positioning hole, the step positioning hole is located In the direction of the plate axis, the pre-holes of the mounting holes are symmetrical about this axis, and the three holes are distributed in an isosceles triangle. The distance between the two mounting holes is the sum of the arc radii of the mounting holes of the two feet and the sum of not less than 1 times the thickness of the plate. See reference number 1;

[0026] ...

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Abstract

The invention provides a one-step molding method of a split foot with a grounding hole, aiming to solve the problems that the production schedule of a foot molding procedure is faster than that of a procedure of punching a grounding hole of the foot, and the procedure of punching the grounding hole of the foot becomes a bottleneck procedure for restricting the promotion of the capacity. The invention has the essential that the production procedures of molding the foot and punching the grounding hole are realized on a set of dies at one time so as to achieve the purpose of generating differenteffects by the production schedule along different processing equipment. The invention overcomes the limits of manual production and has the advantages that the problem that the efficiency of punching the grounding hole of the foot is lower than the efficiency of molding is solved, and the efficiencies of the two procedures are made to consistent, so that the production efficiency of the foot is greatly improved.

Description

technical field [0001] The invention relates to a processing method for one-time forming of the feet of an air-conditioning compressor, in particular to a method for one-time forming of a split-type foot with a grounding hole by using a progressive mold. Background technique [0002] The foot of the compressor is divided into two structures: integral and split. Compared with the integral type, the split type foot has low cost, simple process, high degree of production automation, and is convenient for progressive mold production. The grounding hole of the split foot is perpendicular to the installation direction of the foot and is within the deformation zone of the plate. At present, the production of split feet is usually completed by two processes, that is, the foot forming process and the grounding hole punching process of the foot. The foot forming process is produced by progressive molds, and the production cycle has different effects depending on the processing equip...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B21D53/00B21D28/32B21D22/02
Inventor 武金喜张明江王桂艳姜华伟王学敏
Owner 沈阳中航机电三洋制冷设备有限公司
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