Low-cost gear box

A gear box, low-cost technology, applied to belts/chains/gears, components with teeth, portable lifting devices, etc., can solve the problems of high cost, difficult machining of square shafts, poor reliability of connection methods, etc. Achieve the effect of low strength, low processing difficulty and strong torsion resistance

Inactive Publication Date: 2018-03-09
CHANGZHOU KAIFA GUANGMING CASTING FACTORY GENERAL PARTNERSHIP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, there is a gear box output shaft structure on the market, including gears and shafts. The output part of the gearbox generally adopts a gear connection mechanism between the shaft and the gear, and generally adopts a knurling interference fit method, and the shaft adopts a milling method. The structure of this structure The disadvantages are: the square shaft is difficult to process, the cost is high, and the reliability of the connection method is not good

Method used

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  • Low-cost gear box

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Embodiment Construction

[0007] With reference to shown in Fig. 1, a kind of gear box of present embodiment comprises a gear box body, and described gear box body includes gear 5, axle 1, and described gear 5 is integrally provided with boss 2, and described gear 5 is provided with a through hole in the center, and the center of the boss 2 is provided with a square installation hole 3, and the installation hole 3 communicates with the through hole, and the shaft 1 includes a first installation part 14 and a second installation part 15. The first installation part 14 is adapted to the square installation hole 3, and the second installation part 15 is adapted to the through hole.

[0008] By adopting the above technical solution, when installing the gearbox, the first mounting part 14 of the shaft 1 fits into the square mounting hole 3, and at the same time, the second mounting part 15 of the shaft 1 fits into the through hole, and finally conflicts with the lower end cover 12 connection, gear 5 and bos...

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Abstract

The invention discloses a low-cost gear box, which includes a gear box body, the gear box body includes gears and shafts, the gears are integrally provided with bosses, and the centers of the gears are provided with through holes. A square mounting hole is provided in the center of the boss, and the mounting hole communicates with the through hole. The shaft includes a first mounting portion and a second mounting portion, and the first mounting portion matches the square mounting hole. The second mounting portion is adapted to the through hole, and the present invention provides a gearbox with low processing difficulty, low cost and high reliability.

Description

technical field [0001] In particular the invention relates to a low cost gearbox. Background technique [0002] At present, there is a gear box output shaft structure on the market, including gears and shafts. The output part of the gearbox generally adopts a gear connection mechanism between the shaft and the gear, and generally adopts a knurling interference fit method, and the shaft adopts a milling method. The structure of this structure The disadvantages are: the square shaft is difficult to process, the cost is high, and the reliability of the connection method is not good. Contents of the invention [0003] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a gearbox with low processing difficulty, low cost and high reliability. [0004] In order to achieve the above object, the present invention provides the following technical solutions: a gear box including a gear box body, the gear box body includes gears and shafts...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F16H55/17F16H57/031
CPCF16H55/17F16H57/031
Inventor 刘文昭
Owner CHANGZHOU KAIFA GUANGMING CASTING FACTORY GENERAL PARTNERSHIP
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