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V-ribbed belt

A technology of multi-ribbed belt and extension layer, applied in the direction of V-belt, belt/chain/gear, mechanical equipment, etc., can solve the problems of increased friction coefficient of friction transmission surface, poor noise resistance, reduced friction coefficient, etc. Effects of small friction coefficient differences

Active Publication Date: 2015-12-02
MITSUBOSHI BELTING LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Therefore, there is the following problem: the friction coefficient of the friction transmission surface increases in the dry state, and the friction coefficient in the wet state decreases, and the difference between the friction coefficients in the two states cannot be sufficiently reduced. Differences in power transmission performance and poor resistance to noise generation in wet conditions

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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  • V-ribbed belt
  • V-ribbed belt
  • V-ribbed belt

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0085]

[0086] As shown in Table 1, as an example of the V-ribbed belt 1, the following knitted fabric is prepared: cotton yarn is used as the cellulose-based natural spun yarn of the knitted fabric 6, the weaving ratio is 50 to 95% by mass, and PTT / PET composite yarn is used as the knitted fabric (embodiment 1~3,5,6) of polyester composite yarn; Use PET / PU core-spun yarn as the knitted fabric (embodiment 4,7) of polyester composite yarn; In the knitted fabric 6 of Example 6, the knitted fabric (Example 8) containing and adhering a nonionic surfactant polyethylene glycol type nonionic surfactant as a hydrophilizing agent; Knitted fabrics of polyether-modified silicone softeners and polyester softeners as softeners (Examples 9 and 10). The knitted fabric structures of Examples 1 to 4 are single-layer, and the knitted fabric structures of Examples 5 to 10 are multi-layered, and a large amount of cotton yarn is arranged in the layer on the friction transmission surface side ...

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Abstract

A V-ribbed belt (1), which comprises an extension layer (3) that constitutes a belt back surface, a compression layer (4) that is formed on one surface of the extension layer (3), and core wires (5) that are embedded between the extension layer (3) and the compression layer (4) and extend along the circumferential length direction of the belt, and in which multiple V-shaped rib parts (2) that extend along the circumferential length direction of the belt and serve as a friction conveying surface with a pulley are formed in the compression layer (4) and the friction conveying surface is covered with a knitted fabric (6), wherein: the knitted fabric (6) is knitted of a polyester-based composite yarn and a cellulose-based natural spun yarn; the polyester-based composite yarn is a bulk textured yarn; and the knitting ratio of the cellulose-based natural spun yarn is not less than the knitting ratio of the polyester-based composite yarn.

Description

technical field [0001] The present invention relates to a V-ribbed belt with a friction transmission surface covered with knitted cloth. Background technique [0002] Auxiliary machines such as air compressors and alternators in automobiles use the engine as the drive source and are driven by belt transmissions. The V-ribbed belt is often used as the transmission belt of the belt transmission device. The V-ribbed belt has an extension layer forming the back side of the belt, a compression layer provided on one side of the extension layer, and a belt embedded between the extension layer and the compression layer along the circumference of the belt. The core wire extending in the direction of the belt is formed on the compression layer with a plurality of V-shaped ribs extending in the belt circumferential direction as the friction transmission surface with the pulley. [0003] The above-mentioned V-ribbed belt is a V-ribbed belt in which ribs are formed by grinding and a V-r...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F16G5/06F16G5/20
CPCF16G5/20F16G5/08F16G5/10
Inventor 小岛郭代雀野裕介登川善仁光富学
Owner MITSUBOSHI BELTING LTD
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