Injection mold for magnetic conduction ring assembly and manufacturing method thereof

A technology of injection mold and manufacturing method, which is applied in the direction of household appliances, other household appliances, gears, etc., can solve the problems of affecting the magnetic field induction effect, reducing the consistency and reliability of sensors, and low mechanical strength, so as to improve consistency and reliability Sexuality, good conduction and distribution, simple stamping process
CN103341957BActive Publication Date: 2016-09-07杭州新世宝电动转向系统有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
杭州新世宝电动转向系统有限公司
Publication Date
2016-09-07

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Abstract

The invention discloses an injection mold for a magnetic conduction ring assembly, comprising a lower mold assembly (100), an upper mold assembly (200) and a positioning mechanism (300) provided on the lower mold assembly (100) , the lower mold assembly (100) includes a lower mold (101), a mandrel (102) provided on the lower mold (101), and a guide device (400) arranged on the mandrel (102), the upper The mold assembly (200) includes an upper mold (201) and an injection gate (202) arranged on the upper mold (201). The invention also discloses a manufacturing method for processing the magnetic conduction ring assembly through the above-mentioned injection mold, which has no holes for positioning, accurate positioning of the upper and lower magnetic conduction rings, simple processing technology, and good performance of the manufactured product.
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Description

technical field

[0001] The invention relates to a magnetic conducting ring assembly, in particular to an injection mold used for manufacturing the magnetic conducting ring assembly and a manufacturing method thereof. Background technique

[0002] For electronic products, in order to protect the internal components, the injection molded products used as the shell are required to have a certain rigidity; especially for some product components, it is necessary to connect the various components through injection molding and have a certain rigidity.

[0003] For the magnetic ring assembly in the non-contact hall type torque sensor, the existing manufacturing method of the magnetic ring assembly is also through injection molding, wherein the positioning method of the magnetic ring assembly is provided with a guide post on the lower mold assembly, and the The magnetic ring is provided with a positioning hole, and the magnetic ring is positioned through the cooperation of the positi...

Claims

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