CN111379093A - Rotating shuttle structure and sewing machine with same - Google Patents

Rotating shuttle structure and sewing machine with same Download PDF

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Publication number
CN111379093A
CN111379093A CN201811643823.0A CN201811643823A CN111379093A CN 111379093 A CN111379093 A CN 111379093A CN 201811643823 A CN201811643823 A CN 201811643823A CN 111379093 A CN111379093 A CN 111379093A
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CN
China
Prior art keywords
needle
rotating shuttle
shuttle
mounting hole
rotating
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.)
Pending
Application number
CN201811643823.0A
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Chinese (zh)
Inventor
易相瑞
严海军
李健鹏
陈仕忻
黄贤木
鲍增金
楼俏军
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.)
Zhejiang Zoje Sewing Machine Co Ltd
Original Assignee
Zhejiang Zoje Sewing Machine 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 Zhejiang Zoje Sewing Machine Co Ltd filed Critical Zhejiang Zoje Sewing Machine Co Ltd
Priority to CN201811643823.0A priority Critical patent/CN111379093A/en
Publication of CN111379093A publication Critical patent/CN111379093A/en
Pending legal-status Critical Current

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    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B57/00Loop takers, e.g. loopers
    • D05B57/08Loop takers, e.g. loopers for lock-stitch sewing machines
    • D05B57/10Shuttles

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)

Abstract

The invention provides a rotating shuttle structure and a sewing machine with the same, wherein the rotating shuttle structure comprises: the rotating shuttle comprises a rotating shuttle main body, wherein a thread hooking part is arranged on the rotating shuttle main body and is provided with a shuttle point for hooking a thread; the rotating shuttle needle protecting sheet is arranged on the rotating shuttle main body, and the rotating shuttle needle protecting sheet and the thread hooking part are positioned on the same side of a machine needle of the sewing machine so as to enable the rotating shuttle needle protecting sheet to support the machine needle when the thread hooking part hooks the machine needle of the sewing machine; the adjusting assembly is connected with the rotating shuttle needle protecting piece, and at least part of the adjusting assembly is arranged in a telescopic mode to adjust the deformation of the rotating shuttle needle protecting piece through the adjusting assembly, so that the rotating shuttle needle protecting piece is in contact with a machine needle, and the problem that the needle protecting effect of the needle protecting piece of the sewing machine in the prior art is easily lost is solved.

Description

Rotating shuttle structure and sewing machine with same
Technical Field
The invention relates to the field of sewing, in particular to a rotating shuttle structure and a sewing machine with the same.
Background
A sewing machine is a machine that uses one or more sewing threads to form one or more sewing threads on a work piece and one or more stitches on the work piece to interlace or stitch one or more layers of the work piece together.
The sewing machine can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastic, paper and the like, and the sewed stitches are neat, beautiful, flat and firm, the sewing speed is high, and the use is simple and convenient.
At present, a needle guard is provided on a rotating shuttle of an existing sewing machine, and a needle is protected by the needle guard. Because the needle guard piece of current rotating shuttle is all that one end is fixed on the rotating shuttle, and one end is unsettled and other objects of difference contact, so when the needle guard was adjusted, the needle guard deflection was difficult to accurate control, and the debugging is comparatively time-consuming, and simultaneously in long-term use, the needle guard piece can slowly warp owing to lack the support to lose the needle guard effect.
Disclosure of Invention
The invention mainly aims to provide a rotating shuttle structure and a sewing machine with the same, and aims to solve the problem that a needle protection sheet of the sewing machine in the prior art is easy to lose the needle protection effect.
In order to achieve the above object, according to one aspect of the present invention, there is provided a rotary hook structure comprising: the rotating shuttle comprises a rotating shuttle main body, wherein a thread hooking part is arranged on the rotating shuttle main body and is provided with a shuttle point for hooking a thread; the rotating shuttle needle protecting sheet is arranged on the rotating shuttle main body, and the rotating shuttle needle protecting sheet and the thread hooking part are positioned on the same side of a machine needle of the sewing machine so as to enable the rotating shuttle needle protecting sheet to support the machine needle when the thread hooking part hooks the machine needle of the sewing machine; the adjusting component is connected with the rotating shuttle needle protecting piece, and at least part of the adjusting component is arranged in a telescopic mode so as to adjust the deformation amount of the rotating shuttle needle protecting piece through the adjusting component and enable the rotating shuttle needle protecting piece to be in contact with the machine needle.
Furthermore, one end of the rotating shuttle needle protecting piece is fixed on the rotating shuttle main body, the other end of the rotating shuttle needle protecting piece is a free end, and the adjusting assembly is abutted against the free end of the rotating shuttle needle protecting piece so as to adjust the deformation amount of the rotating shuttle needle protecting piece by pushing the free end of the rotating shuttle needle protecting piece to move.
Further, the adjustment assembly includes: and the support is telescopically arranged on the rotating shuttle main body and is connected with the rotating shuttle needle protection sheet so as to push the rotating shuttle needle protection sheet to deform through the support.
Further, be provided with the mounting hole on the rotating shuttle main part, support piece wears to establish in the mounting hole, and support piece's one end is located the outside of mounting hole and is used for protecting the needle piece butt with the rotating shuttle.
Further, the mounting hole is a light hole, and a sliding gap is formed between the supporting piece and the mounting hole, so that the supporting piece can be slidably arranged along the mounting hole.
Further, the adjustment assembly further comprises: and the adjusting piece is connected with the supporting piece so as to push the supporting piece to slide along the mounting hole through the adjusting piece, so that the rotating shuttle needle protection piece is driven to deform.
Further, the adjusting piece is provided with a conical end head used for being in contact with the supporting piece, and at least part of the conical end head of the adjusting piece extends into the mounting hole so as to adjust the pushing amount of the supporting piece on the rotating shuttle needle protection blade by adjusting the length of the conical end head extending into the mounting hole.
Further, the mounting hole is a threaded hole, and the support member has a threaded rod matched with the threaded hole so as to adjust the length of the support member extending out of the mounting hole by rotating the support member.
Further, the telescopic direction of the support member is perpendicular to the extending direction of the needle.
According to another aspect of the present invention, there is provided a sewing machine comprising a needle and a rotating shuttle structure, wherein the rotating shuttle structure is the rotating shuttle structure described above.
By applying the technical scheme of the invention, the rotating shuttle structure comprises a rotating shuttle main body, a rotating shuttle needle protecting sheet and an adjusting component, wherein the rotating shuttle main body is provided with a thread hooking part, the thread hooking part is provided with a shuttle tip for hooking threads, the rotating shuttle needle protecting sheet is arranged on the rotating shuttle main body, the rotating shuttle needle protecting sheet and the thread hooking part are positioned at the same side of a machine needle of a sewing machine, so that the rotating shuttle needle protecting sheet supports the machine needle when the thread hooking part hooks the machine needle of the sewing machine, the adjusting component is connected with the rotating shuttle needle protecting sheet, at least part of the adjusting component is arranged in a telescopic way, so that the deformation amount of the rotating shuttle needle protecting sheet is adjusted through the adjusting component, the rotating shuttle needle protecting sheet is in contact with the machine needle, the structure is simple and convenient to use, the deformation amount of the rotating shuttle needle protecting sheet is adjusted through the adjusting component, the manual operation is saved, the problems of poor manual operation force control and easy damage of the rotating shuttle needle protecting sheet are solved, the problem of among the prior art sewing machine's needle guard piece lose the needle effect easily is solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
figure 1 shows a schematic structural view of an embodiment of a rotary shuttle structure according to the present invention; and
fig. 2 shows a cross-sectional view of a rotary shuttle structure according to the present invention.
Wherein the figures include the following reference numerals:
10. a rotating shuttle main body; 11. a hook line part; 110. a shuttle point; 20. a rotating shuttle needle protection sheet; 30. a needle; 40. an adjustment assembly; 41. a support member; 12. mounting holes; 42. an adjusting member.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention provides a rotating shuttle structure, please refer to fig. 1 and 2, comprising a rotating shuttle main body 10, wherein a thread hooking part 11 is arranged on the rotating shuttle main body 10, and the thread hooking part 11 is provided with a shuttle tip 110 for hooking threads; the rotating shuttle needle protecting sheet 20 is arranged on the rotating shuttle main body 10, the rotating shuttle needle protecting sheet 20 and the thread hooking part 11 are positioned on the same side of a machine needle 30 of the sewing machine, so that when the thread hooking part 11 hooks the machine needle 30 of the sewing machine, the rotating shuttle needle protecting sheet 20 supports the machine needle 30; an adjustment assembly 40, the adjustment assembly 40 being connected to the shuttle guard 20, at least a portion of the adjustment assembly 40 being telescopically arranged to adjust the amount of deformation of the shuttle guard 20 via the adjustment assembly 40 to bring the shuttle guard 20 into contact with the needle 30.
The invention provides a rotating shuttle structure, which comprises a rotating shuttle main body 10, a rotating shuttle needle protecting sheet 20 and an adjusting component 40, wherein a hook line part 11 is arranged on the rotating shuttle main body 10, the hook line part 11 is provided with a shuttle tip 110 for hooking a thread, the rotating shuttle needle protecting sheet 20 is arranged on the rotating shuttle main body 10, the rotating shuttle needle protecting sheet 20 and the hook line part 11 are positioned at the same side of a machine needle 30 of a sewing machine, so that the rotating shuttle needle protecting sheet 20 supports the machine needle 30 when the hook line part 11 hooks the machine needle 30 of the sewing machine, the adjusting component 40 is connected with the rotating shuttle needle protecting sheet 20, at least part of the adjusting component 40 is telescopically arranged, so that the deformation of the rotating shuttle needle protecting sheet 20 is adjusted through the adjusting component 40, the rotating shuttle needle protecting sheet 20 is contacted with the machine needle 30, the structure is simple and convenient to use, the deformation of the rotating shuttle needle protecting sheet 20 is adjusted through the adjusting component 40, the manual operation is saved, and the difficulty in controlling the force by manual operation is avoided, the problem that the needle guard 20 of the rotating shuttle is easy to damage is solved, and the problem that the needle guard of the sewing machine in the prior art easily loses the needle guard effect is solved.
In specific implementation, one end of the rotating shuttle needle protection plate 20 is fixed on the rotating shuttle main body 10, the other end of the rotating shuttle needle protection plate 20 is a free end, and the adjusting component 40 is abutted against the free end of the rotating shuttle needle protection plate 20 so as to adjust the deformation amount of the rotating shuttle needle protection plate 20 by pushing the free end of the rotating shuttle needle protection plate 20 to protect the needle 30.
To facilitate abutment of the adjustment assembly 40 with the free end of the rotating shuttle needle guard 20, the adjustment assembly 40 comprises: the support 41, the support 41 is telescopically mounted on the main body 10 of the rotary shuttle, the support 41 is connected with the needle protection blade 20 of the rotary shuttle to push the needle protection blade 20 of the rotary shuttle to deform through the support 41, thereby saving manual operation, and at the same time, the support 41 provides support for the needle protection blade 20 of the rotary shuttle after pushing is completed to prevent the deformation of the needle protection blade 20 of the rotary shuttle.
Furthermore, the rotating shuttle main body 10 is provided with a mounting hole 12, the support 41 is arranged in the mounting hole 12 in a penetrating way, one end of the support 41 is positioned outside the mounting hole and is used for being abutted against the rotating shuttle needle protection sheet 20, and the support 41 is convenient to mount by arranging the mounting hole 12.
In one embodiment of the present invention, the mounting hole 12 is a light hole, the supporting member 41 has a sliding gap with the mounting hole 12, so that the supporting member 41 is slidably disposed along the mounting hole 12, and the pushing amount of the supporting member 41 on the rotating shuttle needle guard 20 is adjusted by adjusting the length of the supporting member 41 extending out of the mounting hole 12.
In order to facilitate the adjustment of the length of the support 41 protruding out of the mounting hole 12, the adjustment assembly 40 further includes: and an adjusting member 42, wherein the adjusting member 42 is connected with the supporting member 41, so that the supporting member 41 is pushed by the adjusting member 42 to slide along the mounting hole 12, thereby deforming the rotating shuttle needle guard 20.
Specifically, the adjusting member 42 has a tapered end for contacting the supporting member 41, and at least a portion of the tapered end of the adjusting member 42 protrudes into the mounting hole 12 to adjust the pushing amount of the supporting member 41 to the rotary shuttle guard 20 by adjusting the length of the tapered end protruding into the mounting hole 12.
In another embodiment of the present invention, the mounting hole 12 is a threaded hole, and the supporting member 41 has a threaded rod matched with the threaded hole, so that the length of the supporting member 41 extending out of the mounting hole can be adjusted by rotating the supporting member 41.
In practice, the extension and retraction direction of the support 41 is perpendicular to the extension direction of the needle 30.
The invention also provides a sewing machine, which comprises a needle 30 and a rotating shuttle structure, wherein the rotating shuttle structure is the rotating shuttle structure of the embodiment.
When the rotating shuttle hooks the thread, the shuttle point rotates to the needle hook surface to hook the thread, the gap between the shuttle point and the needle hook surface is very small, so that the needle and the rotating shuttle needle protecting sheet are just contacted at the needle protecting contact point, when the sewing machine sews, the needle is sometimes deviated by the surface thread tension band to cause the needle to incline towards the rotating shuttle direction, therefore, when the needle hooking state is entered, the rotating shuttle needle protecting sheet is contacted with the needle and fixes the needle, when the shuttle point reaches the needle hook surface, the shuttle point is just tangent to the needle hook surface or has a very small gap, so as to ensure that the needle is not hooked by the shuttle point or the shuttle point is not damaged by the needle, at least part of the needle protecting sheet is fixed on the rotating shuttle, one end is a free end, the needle protecting sheet has a deformation amount, when the shuttle point is on the needle hook surface, if the rotating shuttle needle protecting sheet is not contacted with the needle, the rotating shuttle needle protecting sheet needs to exert an acting force to enable the rotating shuttle needle protecting sheet to slightly deform, so that the needle protection sheet of the rotating shuttle is contacted with the needle to protect the needle.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:
the invention provides a rotating shuttle structure, which comprises a rotating shuttle main body 10, a rotating shuttle needle protecting sheet 20 and an adjusting component 40, wherein a hook line part 11 is arranged on the rotating shuttle main body 10, the hook line part 11 is provided with a shuttle tip 110 for hooking a thread, the rotating shuttle needle protecting sheet 20 is arranged on the rotating shuttle main body 10, the rotating shuttle needle protecting sheet 20 and the hook line part 11 are positioned at the same side of a machine needle 30 of a sewing machine, so that the rotating shuttle needle protecting sheet 20 supports the machine needle 30 when the hook line part 11 hooks the machine needle 30 of the sewing machine, the adjusting component 40 is connected with the rotating shuttle needle protecting sheet 20, at least part of the adjusting component 40 is telescopically arranged, so that the deformation of the rotating shuttle needle protecting sheet 20 is adjusted through the adjusting component 40, the rotating shuttle needle protecting sheet 20 is contacted with the machine needle 30, the structure is simple and convenient to use, the deformation of the rotating shuttle needle protecting sheet 20 is adjusted through the adjusting component 40, the manual operation is saved, and the difficulty in controlling the force by manual operation is avoided, the problem that the needle guard 20 of the rotating shuttle is easy to damage is solved, and the problem that the needle guard of the sewing machine in the prior art easily loses the needle guard effect is solved.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A rotary shuttle structure comprising:
the rotating shuttle comprises a rotating shuttle main body (10), wherein a line hooking part (11) is arranged on the rotating shuttle main body (10), and the line hooking part (11) is provided with a shuttle point (110) for hooking a line;
the rotating shuttle needle protecting piece (20) is arranged on the rotating shuttle main body (10), the rotating shuttle needle protecting piece (20) and the line hooking part (11) are positioned on the same side of a machine needle (30) of the sewing machine, so that when the line hooking part (11) hooks the machine needle (30) of the sewing machine, the rotating shuttle needle protecting piece (20) supports the machine needle (30);
an adjustment assembly (40), the adjustment assembly (40) being connected to the rotating shuttle needle guard (20), at least a portion of the adjustment assembly (40) being telescopically arranged to adjust an amount of deformation of the rotating shuttle needle guard (20) by the adjustment assembly (40) to bring the rotating shuttle needle guard (20) into contact with the needle (30).
2. The rotary shuttle structure according to claim 1, wherein one end of the rotary shuttle needle guard (20) is fixed on the rotary shuttle main body (10), the other end of the rotary shuttle needle guard (20) is a free end, and the adjusting component (40) is abutted with the free end of the rotary shuttle needle guard (20) to adjust the deformation amount of the rotary shuttle needle guard (20) by pushing the free end of the rotary shuttle needle guard (20) to move.
3. The rotary shuttle structure according to claim 1, characterized in that said adjustment assembly (40) comprises:
a support (41), wherein the support (41) is telescopically mounted on the rotating shuttle main body (10), and the support (41) is connected with the rotating shuttle needle protection blade (20) so as to push the rotating shuttle needle protection blade (20) to deform through the support (41).
4. The rotating shuttle structure according to claim 3, characterized in that the rotating shuttle main body (10) is provided with a mounting hole (12), the support (41) is arranged in the mounting hole (12) in a penetrating way, and one end of the support (41) is positioned outside the mounting hole and is used for abutting against the rotating shuttle needle protecting sheet (20).
5. The rotary hook structure according to claim 4, wherein the mounting hole (12) is a smooth hole, and the support member (41) has a sliding gap with the mounting hole (12) so that the support member (41) is slidably disposed along the mounting hole (12).
6. The rotary shuttle structure according to claim 5, wherein said adjustment assembly (40) further comprises:
an adjusting piece (42), wherein the adjusting piece (42) is connected with the supporting piece (41) so that the supporting piece (41) is pushed to slide along the mounting hole (12) through the adjusting piece (42) to drive the rotating shuttle needle protection blade (20) to deform.
7. The rotary shuttle structure according to claim 6, characterized in that the adjusting member (42) has a tapered end for contacting the supporting member (41), at least a portion of the tapered end of the adjusting member (42) protrudes into the mounting hole (12) to adjust the pushing amount of the supporting member (41) to the rotary shuttle needle guard (20) by adjusting the length of the tapered end protruding into the mounting hole (12).
8. The rotary hook structure according to claim 4, wherein the mounting hole (12) is a threaded hole, and the support member (41) has a threaded rod that cooperates with the threaded hole to adjust the length of the support member (41) that protrudes through the mounting hole by rotating the support member (41).
9. The rotary hook structure according to claim 3, characterized in that the extension and retraction direction of the support (41) is perpendicular to the extension direction of the needle (30).
10. A sewing machine comprising a needle (30) and a rotary shuttle structure, characterized in that the rotary shuttle structure is as claimed in any one of claims 1 to 9.
CN201811643823.0A 2018-12-30 2018-12-30 Rotating shuttle structure and sewing machine with same Pending CN111379093A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811643823.0A CN111379093A (en) 2018-12-30 2018-12-30 Rotating shuttle structure and sewing machine with same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811643823.0A CN111379093A (en) 2018-12-30 2018-12-30 Rotating shuttle structure and sewing machine with same

Publications (1)

Publication Number Publication Date
CN111379093A true CN111379093A (en) 2020-07-07

Family

ID=71216122

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811643823.0A Pending CN111379093A (en) 2018-12-30 2018-12-30 Rotating shuttle structure and sewing machine with same

Country Status (1)

Country Link
CN (1) CN111379093A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113604985A (en) * 2021-10-08 2021-11-05 南通金梭精密机械有限公司 Thread hooking device of side sewing machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113604985A (en) * 2021-10-08 2021-11-05 南通金梭精密机械有限公司 Thread hooking device of side sewing machine
CN113604985B (en) * 2021-10-08 2021-12-10 南通金梭精密机械有限公司 Thread hooking device of side sewing machine

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