CN202766789U - Needle bar crank for industrial sewing machine - Google Patents

Needle bar crank for industrial sewing machine Download PDF

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Publication number
CN202766789U
CN202766789U CN 201220425559 CN201220425559U CN202766789U CN 202766789 U CN202766789 U CN 202766789U CN 201220425559 CN201220425559 CN 201220425559 CN 201220425559 U CN201220425559 U CN 201220425559U CN 202766789 U CN202766789 U CN 202766789U
Authority
CN
China
Prior art keywords
needle bar
sewing machine
bar crank
industrial sewing
base
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 201220425559
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 201220425559 priority Critical patent/CN202766789U/en
Application granted granted Critical
Publication of CN202766789U publication Critical patent/CN202766789U/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 crank for an industrial sewing machine and belongs to the mechanical field. The needle bar crank for the industrial sewing machine comprises a body, wherein the body comprises a base seat consisting of a fan-shaped base seat (1) and a quadrilateral base seat (2) and further comprises a hollow cylinder (3) which is perpendicular to the base seat and used for placing a needle bar. A fixing hole (22) and an installing hole (21) are arranged in the quadrilateral base seat. The needle bar crank for the industrial sewing machine is reasonable in structure design, firm in the needle bar crank, and capable of enabling the needle bar crank to be closely installed on a facility and reducing malfunction during operation of the industrial sewing machine.

Description

A kind of needle bar crank for industrial sewing machine
Technical field
The utility model relates to a kind of needle bar crank for industrial sewing machine, belongs to mechanical field.
Background technology
At present, needle bar crank of the prior art is unreasonable owing to structure arranges, and can break down when the industrial sewing machine feeding, and its reason is because needle bar crank is not tight with being connected of shank, causes shank loosening, produces fault when producing thereby cause.
The utility model content
For above deficiency, the utility model provides a kind of needle bar 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 needle bar crank for industrial sewing machine, comprise a body, body comprises the base that a fan-shaped base (1) and a quadrangle base (2) form, also comprise a hollow cylinder perpendicular to base (3), described hollow cylinder is used for placing shank, and a fixing hole (22) and an installing hole (21) are set on the described quadrangle base.
Above-mentioned fixing hole (22) is to fix by screw thread.
Above-mentioned fixing hole (22) is come round with installing hole (21) is vertical.
By technique scheme, the utility model has following advantages at least:
The utility model reasonable in design, needle bar crank is more firm, and so that the installation of needle bar crank and shank is tightr, the fault that has produced when having reduced 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 needle bar crank for industrial sewing machine, comprise a body, body comprises a fan-shaped base 1 and the base that quadrangle base 2 forms, also comprise one perpendicular to the hollow cylinder 3 of base, described hollow cylinder is used for placing shank, and a fixing hole 22 and an installing hole 21 are set on the described quadrangle base.
Above-mentioned fixing hole 22 is to fix by screw thread.
Above-mentioned fixing hole 22 and installing hole 21 are vertically to come round.
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 (3)

1. needle bar crank that is used for industrial sewing machine, comprise a body, it is characterized in that: body comprises the base that a fan-shaped base (1) and a quadrangle base (2) form, also comprise a hollow cylinder perpendicular to base (3), described hollow cylinder is used for placing shank, and a fixing hole (22) and an installing hole (21) are set on the described quadrangle base.
2. a kind of needle bar crank for industrial sewing machine according to claim 1, it is characterized in that: described fixing hole (22) is to fix by screw thread.
3. a kind of needle bar crank for industrial sewing machine according to claim 1, it is characterized in that: described fixing hole (22) is come round with installing hole (21) is vertical.
CN 201220425559 2012-08-27 2012-08-27 Needle bar crank for industrial sewing machine Expired - Fee Related CN202766789U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220425559 CN202766789U (en) 2012-08-27 2012-08-27 Needle bar crank for industrial sewing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220425559 CN202766789U (en) 2012-08-27 2012-08-27 Needle bar crank for industrial sewing machine

Publications (1)

Publication Number Publication Date
CN202766789U true CN202766789U (en) 2013-03-06

Family

ID=47773373

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220425559 Expired - Fee Related CN202766789U (en) 2012-08-27 2012-08-27 Needle bar crank for industrial sewing machine

Country Status (1)

Country Link
CN (1) CN202766789U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102828360A (en) * 2012-08-27 2012-12-19 吴江市中盛机械有限公司 Needle bar crank for industrial sewing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102828360A (en) * 2012-08-27 2012-12-19 吴江市中盛机械有限公司 Needle bar crank for 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