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Oil-return device of sewing item moving unit of sewing machine

A technology for sewing objects and sewing machines, which is applied to sewing machine components, sewing equipment, safety devices, etc. to prevent oil leakage from polluting the surrounding environment.

Inactive Publication Date: 2012-07-04
SUNSTAR KK
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0010] In order to solve the above-mentioned problems in the prior art, the object of the present invention is to provide an oil return device of a sewing object transfer unit of a sewing machine. The structure adds a felt gasket plate to the oil seal to allow the oil that may leak from the oil seal to forcibly return, effectively Prevent oil spills from polluting the surrounding environment

Method used

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  • Oil-return device of sewing item moving unit of sewing machine
  • Oil-return device of sewing item moving unit of sewing machine
  • Oil-return device of sewing item moving unit of sewing machine

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Embodiment Construction

[0027] An embodiment of the oil return device of the sewing object transfer unit of the present invention will be described in detail below with reference to the accompanying drawings.

[0028] Figure 4 It is an exploded perspective view of the oil return device structure of the sewing object transfer unit of the present invention, Figure 5 It is a cross-sectional view of the structure of the oil return device of the sewing object transfer unit of the present invention.

[0029] The oil return device of the sewing object transfer unit of the present invention includes: feed bars (feed bars) 21, 22, which transfer the sewing objects on the sewing machine; oil seal guides 25, which are combined with the front ends of the above-mentioned feed bars 21, 22, and oil seal felts are inserted inside The gasket 32 ​​, the felt gasket plate 31 , and the plurality of oil seals 26 are inserted into the interior of the above-mentioned oil seal guide 25 .

[0030] In the oil seal guide 2...

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Abstract

The invention discloses an oil-return device of a sewing item moving unit of a sewing machine. The oil-return device comprises an oil seal guide which is combined with the front end of a supply rod with the inner part being inserted by an oil seal; an oil seal which is inserted in the oil seal guide; a felt washer fixing plate which is inserted in the oil seal guide and contacts with a felt washer plate absorbing oil; an oil-discharging path which is disposed on the oil seal guide to enable oil absorbed by the felt washer plate to return; a pump which is connected to the tail end of the oil-discharging path. With the arrangement of a felt washer plate on the oil seal preventing oil leakage, the oil can return to the pump, preventing oil leakage from the oil seal.

Description

technical field [0001] The present invention relates to an oil return device of a sewing material transfer unit of a sewing machine, and in particular to a sewing material transfer device of a sewing machine in which the oil seal for preventing oil leakage is provided with a felt washer plate and the oil is returned to the pump to reliably prevent the oil seal from leaking Unit's oil return device. Background technique [0002] figure 1 It is a perspective view of an existing oil leakage prevention structure equipped with an oil seal guide and a supply rod guide, figure 2 It is an exploded perspective view of the oil leakage prevention structure of the conventional sewing goods transfer unit. [0003] In general, the feed bar (feed bar) 11, 12 that transfers the sewing product on the sewing machine includes a main feed bar 11 and a differential feed bar (differential feed bar) 12, and the front ends of the above-mentioned feed bar 11, 12 are connected to the feed bar guid...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D05B27/00D05B71/00
CPCD05B71/00D05D2205/32F16N31/00F16N2210/32F16N2260/00
Inventor 车亨锡
Owner SUNSTAR KK