A separate and connected stamping die turntable for auto parts

A technology for stamping dies and auto parts, applied in the field of auto parts stamping, can solve the problems of lower pass rate of specifications and sizes, affect the matching status of parts and vehicles, fail to reach the quality and precision of auto parts, and achieve a high pass rate of specifications and sizes , Mold placement plate and mold are stable, and the effect of low rebound value
CN109530545BActive Publication Date: 2020-05-12NANJING ZHUONAI HEAVY MACHINERY MFG CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NANJING ZHUONAI HEAVY MACHINERY MFG CO LTD
Publication Date
2020-05-12

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Abstract

The invention discloses a separation connection type stamping mold rotating disc for automobile spare parts. The rotating disc structurally comprises a screw cap, detachable limiting rods, mold placing discs and a rotating disc main body, wherein the rotating disc main body is of a flat column structure, the four mold placing discs are uniformly arranged at the edge of the rotating disc main body,the mold placing discs and the rotating disc main body are connected and fixed to form a complete circle, the two sides, opposite to the mold placing discs, of the rotating disc main body are both provided with the detachable limiting rods, the detachable limiting rods are movably matched with the rotating disc main body, and the screw cap matched with the rotary table main body is arranged in the center of the top end surface of the rotating disc main body. According to the rotating disc, two or more than two separation molds are installed through the rotating disc main body, the stamping ofthe automobile spare parts with the large bending degree, the non-uniform thickness and the large elastic modulus is divided into a plurality of procedures, local forging and pressing are carried out, the detachable limiting rods on the outer ring are maintained during forging and pressing, the displacement of the detachable limiting rods is prevented, so that proper pressure forging and pressingcan be carried out on the complex automobile spare parts, the rebound amount of the automobile spare parts is reduced, and the qualified rate of the specification and size is improved.
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Description

technical field

[0001] The invention relates to the stamping field of auto parts, in particular to a separate and joint stamping die turntable for auto parts. Background technique

[0002] In the production process of auto parts, it is necessary to apply external force through a press to cause plastic deformation or separation, so as to obtain the required shape or size processing, that is, auto parts stamping; and for large bending, different thickness, elastic mold Auto parts with a large quantity are subjected to different pressures during stamping. After the stamping is completed, the rebound of the auto parts is greater, and the shape of the parts changes, which cannot reach the quality and precision of general auto parts. The rebound value exceeds a certain range. The passing rate of the specifications and sizes of the body is reduced, and at the same time, it affects the matching status of parts and vehicles. Contents of the invention

[0003] Aiming at the deficie...

Claims

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