CN202766790U - Needle bar wobble crank for industrial sewing machine - Google Patents

Needle bar wobble crank for industrial sewing machine Download PDF

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Publication number
CN202766790U
CN202766790U CN 201220427594 CN201220427594U CN202766790U CN 202766790 U CN202766790 U CN 202766790U CN 201220427594 CN201220427594 CN 201220427594 CN 201220427594 U CN201220427594 U CN 201220427594U CN 202766790 U CN202766790 U CN 202766790U
Authority
CN
China
Prior art keywords
hole
crank
needle bar
sewing machine
industrial sewing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220427594
Other languages
Chinese (zh)
Inventor
曾庆安
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUJINAG ZHONGSHENG MACHINERY Co Ltd
Original Assignee
WUJINAG ZHONGSHENG MACHINERY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by WUJINAG ZHONGSHENG MACHINERY Co Ltd filed Critical WUJINAG ZHONGSHENG MACHINERY Co Ltd
Priority to CN 201220427594 priority Critical patent/CN202766790U/en
Application granted granted Critical
Publication of CN202766790U publication Critical patent/CN202766790U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a needle bar wobble crank for an industrial sewing machine and belongs to the mechanical field. The needle bar wobble crank for the industrial sewing machine comprises a crank seat (3) and a fixing seat (2), wherein the crank seat (3) is connected with the fixing seat (2) through a connecting rod (1). A fixing hole (4) is arranged in the fixing seat (2). The crank seat (3) comprises a needle bar hole (5) and a column hole (6), and is further provided with a crack hole (7), wherein the crack hole (7) extends from an inner ring of the needle bar hole (5) to the outer end of the crank seat (3) and vertically penetrates the column hole (6). The needle bar wobble crank for the industrial sewing machine is reasonable in structure design, firm, and capable of enabling the needle bar wobble crank to be closely installed on a facility and reducing malfunction during operation of the industrial sewing machine.

Description

A kind of shank wobble crank for industrial sewing machine
Technical field
The utility model relates to a kind of shank wobble crank for industrial sewing machine, belongs to mechanical field.
Background technology
At present, shank wobble crank of the prior art is unreasonable owing to structure arranges, and can break down when the production of industrial sewing machine, and its reason is because shank wobble crank and shank are installed not tight, loosening when causing shank to swing, thus fault produced when causing the industrial sewing machine operation.
The utility model content
For above deficiency, the utility model provides a kind of shank wobble crank that is used for industrial sewing machine of new structure.
Main technical content of the present utility model is as follows:
A kind of shank wobble crank for industrial sewing machine comprises crank base (3) and holder (2), and described crank base (3) is connected by connecting rod (1) with holder (2); Described holder (2) arranges a fixing hole (4), described crank base (2) comprises a needle bar hole (5) and a post hole (6), hole, a slit (7) also is set on the described crank base (3), hole, described slit (7) extends to the outer end of crank base (3) from the interior ring of needle bar hole (5), and vertically passes post hole (6).
Above-mentioned fixing hole (4) is fixed by screw thread.
By technique scheme, the utility model has following advantages at least:
The utility model reasonable in design, the shank wobble crank is more firm, and so that shank wobble crank and equipment installation are tightr, the fault that has produced when having reduced the industrial sewing machine operation.
The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Be to reach technological means and the effect that predetermined utility model purpose is taked for further setting forth the utility model, below in conjunction with accompanying drawing and preferred embodiment, to according to its specific embodiment, structure, feature and the effect thereof that the utility model proposes, be described in detail as follows.
As shown in Figure 1, a kind of shank wobble crank for industrial sewing machine comprises crank base 3 and holder 2, and described crank base 3 is connected by connecting rod 1 with holder 2; Described holder 2 arranges a fixing hole 4, described crank base 2 comprises a needle bar hole 5 and a post hole 6, hole, a slit 7 also is set on the described crank base 3, and hole 7, described slit extends to the outer end of crank base 3 from the interior ring of needle bar hole 5, and vertically passes post hole 6.
Above-mentioned fixing hole 4 is fixed by screw thread.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet be not to limit the utility model, any those skilled in the art, within not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, any simple modification that foundation technical spirit of the present utility model is done above embodiment, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.

Claims (2)

1. shank wobble crank that is used for industrial sewing machine, it is characterized in that: comprise crank base (3) and holder (2), described crank base (3) is connected by connecting rod (1) with holder (2); Described holder (2) arranges a fixing hole (4), described crank base (2) comprises a needle bar hole (5) and a post hole (6), hole, a slit (7) also is set on the described crank base (3), hole, described slit (7) extends to the outer end of crank base (3) from the interior ring of needle bar hole (5), and vertically passes post hole (6).
2. a kind of shank wobble crank for industrial sewing machine according to claim 1, it is characterized in that: described fixing hole (4) is fixed by screw thread.
CN 201220427594 2012-08-27 2012-08-27 Needle bar wobble crank for industrial sewing machine Expired - Fee Related CN202766790U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220427594 CN202766790U (en) 2012-08-27 2012-08-27 Needle bar wobble crank for industrial sewing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220427594 CN202766790U (en) 2012-08-27 2012-08-27 Needle bar wobble crank for industrial sewing machine

Publications (1)

Publication Number Publication Date
CN202766790U true CN202766790U (en) 2013-03-06

Family

ID=47773374

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220427594 Expired - Fee Related CN202766790U (en) 2012-08-27 2012-08-27 Needle bar wobble crank for industrial sewing machine

Country Status (1)

Country Link
CN (1) CN202766790U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102828359A (en) * 2012-08-27 2012-12-19 吴江市中盛机械有限公司 Swinging crank for needle bar of industrial sewing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102828359A (en) * 2012-08-27 2012-12-19 吴江市中盛机械有限公司 Swinging crank for needle bar of industrial sewing machine

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130306

Termination date: 20130827