CN112359509A - Embroidery machine thread cutting mechanism with thread-buckling electromagnet under shuttle box and computer embroidery machine - Google Patents
Embroidery machine thread cutting mechanism with thread-buckling electromagnet under shuttle box and computer embroidery machine Download PDFInfo
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- CN112359509A CN112359509A CN202011250195.7A CN202011250195A CN112359509A CN 112359509 A CN112359509 A CN 112359509A CN 202011250195 A CN202011250195 A CN 202011250195A CN 112359509 A CN112359509 A CN 112359509A
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- thread
- buckling
- shuttle box
- snapping
- trimming
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05C—EMBROIDERING; TUFTING
- D05C11/00—Devices for guiding, feeding, handling, or treating the threads in embroidering machines; Machine needles; Operating or control mechanisms therefor
- D05C11/20—Arrangements for cutting the needle or lower threads
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- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention relates to the technical field of embroidery machines, and provides an embroidery machine thread cutting mechanism with a thread-buckling electromagnet below a shuttle box and a computer embroidery machine, wherein the thread cutting mechanism comprises: a shuttle box (1); a rotating shuttle (2); the thread cutting assembly (3) comprises a movable cutter (32) and a fixed cutter (31), the fixed cutter is fixed on the shuttle box, and the movable cutter can move relative to the fixed cutter to cut the needle thread; the thread buckling assembly (4) comprises a thread buckling electromagnet (41), a thread buckling pull rod (42), a thread buckling fork (44) and a thread buckling fork swing rod (43), the thread buckling fork is fixed on the thread buckling fork swing rod, the thread buckling electromagnet is arranged below the shuttle box and is connected with the thread buckling fork swing rod through the thread buckling pull rod, and the thread buckling fork swing rod swings under the driving of the thread buckling electromagnet and drives the thread buckling fork to buckle the rotary shuttle; and the thread cutting pull rod (5) pulls the movable knife to rotate. The thread cutting mechanism of the embroidery machine provided by the invention occupies a small space, can correspond to a special ultra-small head distance, not only can save manpower, but also can improve the pattern quality.
Description
Technical Field
The invention relates to the technical field of embroidery machines, in particular to an embroidery machine thread trimming mechanism with a thread-buckling electromagnet below a shuttle box and a computerized embroidery machine.
Background
In the technical field of embroidery machines, a corresponding thread trimming mechanism is difficult to manufacture when the head distance of a machine head is too small. At present, no precedent of thread cutting with the head distance below 70mm exists, and the thread cutting can not be carried out with the ultra-small head distance and needs manual work, so that not only much labor is wasted, but also embroidered patterns are influenced.
Therefore, the invention is needed to invent a special shuttle box which can be suitable for the ultra-small head distance thread cutting.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides a thread trimming mechanism of an embroidery machine and a computer embroidery machine, so that the embroidery machine can realize thread trimming with a head distance of 55-82.5mm, and the working efficiency and the pattern quality are improved.
As a first aspect of the present invention, the present invention provides an embroidery machine thread cutting mechanism with a thread-snapping electromagnet below a shuttle box, comprising:
a shuttle box;
the rotating shuttle is fixedly connected with the shuttle box;
the thread cutting assembly comprises a movable cutter and a fixed cutter which are positioned above the rotating shuttle, the fixed cutter is fixed on the shuttle box, and the movable cutter can move relative to the fixed cutter to cut the needle thread;
the thread buckling assembly comprises a thread buckling electromagnet, a thread buckling pull rod, a thread buckling fork and a thread buckling fork swing rod, wherein the thread buckling fork is fixed on the thread buckling fork swing rod;
and the thread cutting pull rod pulls the movable knife to rotate.
According to an exemplary embodiment of the present invention, the thread cutting mechanism of the embroidery machine further includes a pull rod bracket fixedly connected to the shuttle box, and the pull rod bracket is provided with a through hole for the thread cutting pull rod to pass through.
According to an exemplary embodiment of the present invention, the plurality of pull rod brackets are provided, the plurality of buckle line assemblies are provided, and more than 2 buckle line assemblies are provided between each two pull rod brackets.
According to an exemplary embodiment of the present invention, the thread take-up assembly further includes a thread take-up base and a thread take-up pin, the thread take-up base is fixed on the shuttle box and is fixedly connected to the thread take-up electromagnet, and the thread take-up fork swing link is connected to the thread take-up base through the thread take-up pin and can rotate around the thread take-up pin.
According to an exemplary embodiment of the invention, the pull rod bracket is fixedly connected to the buckle wire holder.
According to an exemplary embodiment of the invention, the thread trimming assembly further comprises a movable cutter handle and a thread trimming swing rod, two ends of the movable cutter handle are respectively and fixedly connected with the movable cutter and the thread trimming swing rod, and the thread trimming swing rod can be pulled by the thread trimming pull rod to rotate and drive the movable cutter to rotate.
According to an exemplary embodiment of the present invention, the thread trimming assembly further includes a thread trimming connecting rod, a thread trimming clamp, a first thread trimming pin and a second thread trimming pin, the first thread trimming pin connects the thread trimming swing rod and the thread trimming connecting rod, the second thread trimming pin connects the thread trimming connecting rod and the thread trimming clamp, and the thread trimming clamp is fixed on the thread trimming pull rod.
According to an exemplary embodiment of the present invention, the thread trimming assembly further includes a tool post located above the rotating shuttle, the tool post is fixed on the shuttle box, the tool post is provided with a through hole for the tool holder of the movable tool to pass through, the movable tool is located above the tool post, and the fixed tool is fixed above the tool post and located above the movable tool.
According to an exemplary embodiment of the present invention, the rotating shuttle is fixedly connected to the shuttle box by a rotating shuttle shaft.
According to an exemplary embodiment of the present invention, a rotating shuttle bushing is disposed on the rotating shuttle shaft.
According to a second aspect of the invention, a computerized embroidery machine is provided, which comprises the embroidery machine thread cutting mechanism and a plurality of groups of machine heads.
The invention has the beneficial effects that:
the thread cutting mechanism of the embroidery machine provided by the invention occupies a small space, can correspond to a special ultra-small head distance, such as 55-82.5mm, especially below 70mm, not only can save manpower, but also can improve the pattern quality.
The thread trimming mechanism of the invention occupies small space and is embodied in that: (1) the thread buckling electromagnet is fixed on the thread buckling seat and is positioned in the space below the shuttle box after being installed; (2) the movable knife and the fixed knife of the thread trimming mechanism are optimized in structure, the fixed knife is directly fixed on the shuttle box, and the plurality of movable knives are directly connected with the same thread trimming pull rod through the movable knife handles, the thread trimming swing rods, the thread trimming connecting rods and the thread trimming clamps, so that the occupied space is smaller.
Drawings
FIG. 1 is a perspective view of a thread cutting mechanism of an embroidery machine;
FIG. 2 is a front view of the thread trimming mechanism of the embroidery machine;
FIG. 3 is a left side view of the thread trimming mechanism of the embroidery machine;
FIG. 4 is an exploded view of the thread trimming mechanism of the embroidery machine;
FIG. 5 shows an exploded view of the thread trimming assembly;
figure 6 shows an exploded view of the buckle wire assembly.
The thread cutting machine comprises a 1-shuttle box, a 2-rotating shuttle, a 3-thread trimming assembly, a 31-fixed cutter, a 32-movable cutter, a 33-movable cutter handle, a 34-cutter seat, a 35-thread trimming sleeve, a 36-thread trimming swing rod, a 37-thread trimming connecting rod, a 38-thread trimming clamp, a 391-first thread trimming pin, a 392-second thread trimming pin, a 4-thread buckling assembly, a 41-thread buckling electromagnet, a 42-thread buckling pull rod, a 43-thread buckling fork swing rod, a 44-thread buckling fork, a 45-thread buckling seat, a 46-thread buckling pin, a 47-thread buckling sleeve, a 48-screw, a 49-nut, a 5-thread trimming pull rod, a 6-pull rod bracket, a 7-rotating shuttle shaft and an 8-rotating shuttle shaft sleeve.
Detailed Description
The following detailed description of embodiments of the invention, but the invention can be practiced in many different ways, as defined and covered by the claims.
According to a first aspect of the present invention, there is provided an embroidery machine thread cutting mechanism having a thread-hooking electromagnet below a shuttle box, as shown in fig. 1 to 3, comprising: the thread cutting machine comprises a shuttle box 1, a rotating shuttle 2, a thread cutting assembly 3, a thread buckling assembly 4, a thread cutting pull rod 5, a pull rod bracket 6, a rotating shuttle shaft 7 and a rotating shuttle shaft sleeve 8.
As shown in fig. 4, the rotating shuttle 2 is fixedly connected with the shuttle box 1 through a rotating shuttle shaft 7 and is positioned at one side of the shuttle box 1. The rotating shuttle shaft 7 is provided with a rotating shuttle shaft sleeve 8.
As shown in fig. 4 and 5, the thread trimming assembly 3 includes a fixed knife 31, a movable knife 32, a movable knife handle 33, a knife holder 34, a thread trimming sleeve 35, a thread trimming swing link 36, a thread trimming link 37, a thread trimming clamp 38, a first thread trimming pin 391 and a second thread trimming pin 392. The tool apron 34 is fixed above the shuttle box 1 and above the rotating shuttle 2, the fixed knife 31 is fixed above the tool apron 34 and on the right side above the rotating shuttle 2 (as shown in fig. 5), and the tool apron 34 is provided with a through hole for the knife handle 33 to vertically pass through. The movable knife handle 33 is vertically arranged, the upper end of the movable knife handle is fixedly connected with the movable knife 32, and the lower end of the movable knife handle is fixedly connected with one end of the thread trimming swing rod 36 through the thread trimming sleeve 35. The movable knife 32 is lower than the fixed knife 31, is located above the knife seat 34, is also located on the left side (as shown in fig. 5) above the rotating shuttle 2, and can move relative to the fixed knife 31 along with the rotation of the movable knife handle 33 and cut the needle thread. The other end of the thread trimming swing rod 36 is fixedly connected with one end of the thread trimming connecting rod 37 through a first thread trimming pin 391, the other end of the thread trimming connecting rod 37 is fixedly connected with a thread trimming clamp 38 through a second thread trimming pin 392, and the thread trimming clamp 38 is fixed on the thread trimming pull rod 5. In fig. 4, the trimming assemblies 3 are 4 groups, and the trimming clamps 38 of each group of trimming assemblies 3 are all fixed on the same trimming pull rod 5. The thread cutting pull rod 5 is horizontally arranged and is positioned at the outer side of the shuttle box 1. When the thread cutting pull rod 5 is pulled, the thread cutting clamp 38 moves along with the thread cutting pull rod 5 and pulls the thread cutting swing rod 36 to rotate through the thread cutting connecting rod 37, and the movable knife handle 33 rotates along with the thread cutting swing rod 36 and drives the movable knife 32 to rotate, so that needle threads are cut. The trimming assembly 3 has a simple structure, and the occupied space is greatly reduced.
As shown in fig. 4 and 6, the thread take-up assembly 4 includes a thread take-up electromagnet 41, a thread take-up link 42, a thread take-up fork swing lever 43, a thread take-up fork 44, a thread take-up base 45, a thread take-up pin 46, a thread take-up sleeve 47, a screw 48, and a nut 49. The thread-buckling fork 44, the thread-buckling fork swing rod 43 and the thread-buckling connecting rod 42 are fixedly connected by a screw 48 and a nut 49, one end of the thread-buckling connecting rod 42 is the thread-buckling fork swing rod 43, and the other end is fixedly connected with the thread-buckling electromagnet 41. The thread-fastening electromagnet 41 is arranged below the shuttle box 1 and the rotary shuttle 2, so that the space occupation is reduced. One end of the thread buckling fork swing rod 43 is connected with one end of the thread buckling base 45 through the thread buckling pin 46 and the thread buckling sleeve 47, so that the thread buckling fork swing rod 43 can rotate around the thread buckling pin 46. The other end of the thread buckling seat 45 is fixedly connected with the thread buckling electromagnet 41, the middle of the thread buckling seat is fixedly connected with the lower part of the shuttle box 1, and the thread buckling seat is positioned below the rotating shuttle 2. When the thread buckling assembly 3 works, the thread buckling electromagnet 41 pulls the thread cutting connecting rod 42 to move back and forth, and the thread cutting connecting rod 42 pulls the thread cutting swing rod 43, so that the thread cutting swing rod 43 rotates around the thread buckling pin 46 as a circle center, and drives the thread buckling fork 44 to buckle the rotary shuttle 2.
The pull rod bracket 6 is arranged for better supporting the thread cutting pull rod 5, and the pull rod bracket 6 is fixedly connected to the thread buckling seat 45 and is fixedly connected with the shuttle box 1 through the thread buckling seat 45. The pull rod bracket 6 is provided with a through hole for the wire cutting pull rod 5 to horizontally pass through. More than 2 groups of buckle wire components 4 are arranged between every two pull rod brackets 6.
The working principle of the thread trimming mechanism is as follows:
before thread cutting, the thread buckling electromagnet 41 drives the thread buckling fork oscillating bar 43 to rotate, and the thread buckling fork 44 buckles the rotary shuttle 2 to realize thread buckling; then the thread cutting pull rod 5 pulls the thread cutting swing rod 36 to rotate and drives the movable knife 32 to rotate, and the movable knife 32 and the fixed knife 31 are matched to realize thread cutting.
By optimizing the structures of the thread trimming component 3 and the thread buckling component 4, the occupied space of the shuttle box is reduced, thread trimming with the head distance of 55-82.5mm can be realized, the working efficiency is greatly improved, and the pattern quality is improved.
According to a second aspect of the present invention, there is provided a computerized embroidery machine comprising the embroidery machine thread cutting mechanism with the thread-snapping electromagnet of the first aspect below the shuttle box and a plurality of sets of heads.
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. The utility model provides an embroidery machine thread trimming mechanism of thread-buckling electromagnet below shuttle box which characterized in that includes:
a shuttle box (1);
the rotating shuttle (2) is fixedly connected with the shuttle box (1);
the thread cutting assembly (3) comprises a movable cutter (32) and a fixed cutter (31) which are positioned above the rotating shuttle (2), the fixed cutter (31) is fixed on the shuttle box (1), and the movable cutter (32) can move relative to the fixed cutter (31) to cut the needle thread;
the thread buckling assembly (4) comprises a thread buckling electromagnet (41), a thread buckling pull rod (42), a thread buckling fork (44) and a thread buckling fork swing rod (43), the thread buckling fork (44) is fixed on the thread buckling fork swing rod (43), the thread buckling electromagnet (41) is arranged below the shuttle box (1) and is connected with the thread buckling fork swing rod (43) through the thread buckling pull rod (42), and the thread buckling fork swing rod (43) swings under the driving of the thread buckling electromagnet (41) and drives the thread buckling fork (44) to buckle the rotary shuttle (2);
and the thread cutting pull rod (5) pulls the movable knife (32) to rotate.
2. The embroidery machine thread cutting mechanism with the thread-snapping electromagnet below the shuttle box according to claim 1, characterized by further comprising a pull rod bracket (6) fixedly connected with the shuttle box (1), wherein the pull rod bracket (6) is provided with a through hole for the thread cutting pull rod (5) to pass through.
3. The embroidery machine thread trimming mechanism with the thread-snapping electromagnet under the shuttle box according to claim 2, characterized in that the number of the pull rod brackets (6) is multiple, the thread-snapping components (4) are multiple groups, and more than 2 groups of thread-snapping components (4) are arranged between every two pull rod brackets (6).
4. The embroidery machine thread trimming mechanism with the thread-snapping electromagnet below the shuttle box according to claim 1, characterized in that the thread-snapping assembly (3) further comprises a thread-snapping seat (45) and a thread-snapping pin (46), the thread-snapping seat (45) is fixed on the shuttle box (1) and is fixedly connected with the thread-snapping electromagnet (41), and the thread-snapping fork swing rod (43) is connected with the thread-snapping seat (45) through the thread-snapping pin (46) and can rotate around the thread-snapping pin (46).
5. The embroidery machine thread trimming mechanism with the thread-snapping electromagnet below the shuttle box according to claim 1, wherein the thread trimming assembly (3) further comprises a movable knife handle (33) and a thread trimming swing rod (36), two ends of the movable knife handle (33) are respectively and fixedly connected with the movable knife (32) and the thread trimming swing rod (36), and the thread trimming swing rod (36) can be pulled by the thread trimming pull rod (5) to rotate and drive the movable knife (32) to rotate.
6. The embroidery machine thread trimming mechanism with the thread-snapping electromagnet below the shuttle box according to claim 5, wherein the thread trimming assembly (3) further comprises a thread trimming connecting rod (37), a thread trimming clamp (38), a first thread trimming pin (391) and a second thread trimming pin (392), the first thread trimming pin (391) is connected with the thread trimming swing rod (36) and the thread trimming connecting rod (37), the second thread trimming pin (392) is connected with the thread trimming connecting rod (37) and the thread trimming clamp (38), and the thread trimming clamp (38) is fixed on the thread trimming connecting rod (5).
7. The embroidery machine thread cutting mechanism with the thread-snapping electromagnet below the shuttle box according to claim 5, wherein the thread cutting assembly (3) further comprises a tool apron (34) located above the rotating shuttle (2), the tool apron (34) is fixed on the shuttle box (1), a through hole for the moving tool shank (33) to pass through is formed in the tool apron (34), the moving tool (32) is located above the tool apron (34), and the fixed tool (31) is fixed above the tool apron (34) and located above the moving tool (32).
8. The embroidery machine thread cutting mechanism with the thread-snapping electromagnet below the shuttle box according to claim 1, characterized in that the rotating shuttle (2) is fixedly connected with the shuttle box (1) through a rotating shuttle shaft (7).
9. The embroidery machine thread trimming mechanism with a thread-snapping electromagnet under the shuttle box according to claim 8, characterized in that the rotating shuttle shaft (7) is provided with a rotating shuttle bushing (8).
10. A computerized embroidery machine comprising an embroidery machine thread cutting mechanism with the thread-catching electromagnet under the shuttle box and a plurality of sets of heads according to any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011250195.7A CN112359509B (en) | 2020-11-11 | 2020-11-11 | Embroidery machine thread cutting mechanism with thread-buckling electromagnet under shuttle box and computer embroidery machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011250195.7A CN112359509B (en) | 2020-11-11 | 2020-11-11 | Embroidery machine thread cutting mechanism with thread-buckling electromagnet under shuttle box and computer embroidery machine |
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| CN112359509A true CN112359509A (en) | 2021-02-12 |
| CN112359509B CN112359509B (en) | 2021-12-24 |
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| CN202011250195.7A Active CN112359509B (en) | 2020-11-11 | 2020-11-11 | Embroidery machine thread cutting mechanism with thread-buckling electromagnet under shuttle box and computer embroidery machine |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5623887A (en) * | 1994-07-29 | 1997-04-29 | Tokai Kogyo Mishin Kabushiki Kaisha | Thread cutting device in sewing machine |
| CN2883437Y (en) * | 2006-03-13 | 2007-03-28 | 林毅 | Lacing thread electromagnet assembly of computerized embroidery machine |
| CN103603149A (en) * | 2013-08-30 | 2014-02-26 | 天津宝盈电脑机械有限公司 | Adjustable quilting line fastening device |
| CN206448041U (en) * | 2017-01-20 | 2017-08-29 | 浙江信胜缝制设备有限公司 | The dynamic thread cutting mechanism of intelligent separated time and embroidery machine |
| CN206486685U (en) * | 2016-07-24 | 2017-09-12 | 浙江越隆缝制设备有限公司 | The thread shearing device of embroidery machine of high-precision trimming |
| CN107326561A (en) * | 2017-08-28 | 2017-11-07 | 江西禾丰电子机械有限公司 | A kind of embroidery machine fastening wire device |
| CN209890883U (en) * | 2019-02-27 | 2020-01-03 | 宁波双玉机电制造有限公司 | Novel thread buckling device of cap embroidery machine |
-
2020
- 2020-11-11 CN CN202011250195.7A patent/CN112359509B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5623887A (en) * | 1994-07-29 | 1997-04-29 | Tokai Kogyo Mishin Kabushiki Kaisha | Thread cutting device in sewing machine |
| CN2883437Y (en) * | 2006-03-13 | 2007-03-28 | 林毅 | Lacing thread electromagnet assembly of computerized embroidery machine |
| CN103603149A (en) * | 2013-08-30 | 2014-02-26 | 天津宝盈电脑机械有限公司 | Adjustable quilting line fastening device |
| CN206486685U (en) * | 2016-07-24 | 2017-09-12 | 浙江越隆缝制设备有限公司 | The thread shearing device of embroidery machine of high-precision trimming |
| CN206448041U (en) * | 2017-01-20 | 2017-08-29 | 浙江信胜缝制设备有限公司 | The dynamic thread cutting mechanism of intelligent separated time and embroidery machine |
| CN107326561A (en) * | 2017-08-28 | 2017-11-07 | 江西禾丰电子机械有限公司 | A kind of embroidery machine fastening wire device |
| CN209890883U (en) * | 2019-02-27 | 2020-01-03 | 宁波双玉机电制造有限公司 | Novel thread buckling device of cap embroidery machine |
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| CN112359509B (en) | 2021-12-24 |
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Effective date of registration: 20221212 Address after: 311,800 No. 9, Jinjin Road, Jianglong Industrial Park, Jiyang Street, Zhuji City, Shaoxing City, Zhejiang Province Patentee after: ZHUJI MAYA ELECTRIC APPLIANCE MACHINERY Co.,Ltd. Address before: 311801 No.65, Yao village, Donghe village, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Ma Xiuzhen |