CN209923587U - Automatic thread trimming mechanism used in narrow space - Google Patents
Automatic thread trimming mechanism used in narrow space Download PDFInfo
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- CN209923587U CN209923587U CN201920179856.8U CN201920179856U CN209923587U CN 209923587 U CN209923587 U CN 209923587U CN 201920179856 U CN201920179856 U CN 201920179856U CN 209923587 U CN209923587 U CN 209923587U
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Abstract
The utility model discloses an automatic thread trimming mechanism used in a narrow space, which comprises a rocker arm, a balance block, a motor, a horn tip, a thread groove, a first transmission rod, a second transmission rod, a driving bevel gear, a driven bevel gear, a transmission mechanism, a connecting mechanism, a needle plate, a cylindrical gear, a transmission gear and a guide post, wherein the balance block is fixed at one end of the rocker arm, the horn tip is arranged at the other end of the rocker arm, the motor is arranged in the rocker arm, the driving bevel gear is arranged at the output end of the motor, the first transmission rod is rotatably arranged at the side edge of the rocker arm, the driving bevel gear is arranged at the top end of the first transmission rod, and the driving bevel gear is meshed with the driving bevel gear, the automatic thread trimming mechanism has a small and exquisite integral sewing structure, is convenient for sewing in a, not only improves sewing efficiency, but also can automatically cut thread, and saves the use of inner thread.
Description
Technical Field
The utility model relates to an industrial sewing machine technical field specifically is an automatic thread trimming mechanism for narrow and small space is inside.
Background
Industrial sewing machines are sewing machines suitable for mass production of sewn workpieces in sewing factories or other industrial departments, and factories requiring sewing machines such as clothes, shoes and hats are industrial sewing machines, the main working principle of the existing industrial sewing machines is to form a stitch on a sewing material by using a sewing thread so as to enable one layer or a plurality of layers of sewing materials to be interwoven or sewn, after sewing is finished, the sewing thread needs to be cut off by a thread cutting mechanism, and the existing thread cutting mode adopts a thread collecting and cutting mode, so that the efficiency is low, and when narrow shoes in the internal space are sewn, an inner thread is not convenient to cut off, the inner thread needs to be pulled to a shoe opening to be cut off, so that the waste of the inner thread is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be used for inside automatic trimming mechanism of narrow and small space to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an automatic thread trimming mechanism used in a narrow space comprises a rocker arm, a balance block, a motor, a horn tip, a cutter groove, a first transmission rod, a second transmission rod, a driving bevel gear, a transmission bevel gear, a driving bevel gear, a driven bevel gear, a transmission mechanism, a connection mechanism, a needle plate, a cylindrical gear, a transmission gear and a guide pillar, wherein the balance block is fixed at one end of the rocker arm, the horn tip is installed at the other end of the rocker arm, the motor is installed in the rocker arm, the driving bevel gear is installed at the output end of the motor, the first transmission rod is installed at the side edge of the rocker arm in a rotating mode, the transmission bevel gear is installed at the top end of the first transmission rod and is meshed with the driving bevel gear, the second transmission rod is installed at the side edge of the rocker arm in a rotating mode, the driving bevel gear and, the ox horn tip is characterized in that a guide pillar is rotatably mounted on one side of the ox horn tip and is connected with a second transmission rod through a connecting mechanism, a transmission gear is rotatably mounted at the end part of the ox horn tip, the guide pillar is in transmission connection with the transmission gear through a transmission mechanism, a cylindrical gear is rotatably mounted inside the ox horn tip and is in meshed connection with the transmission gear, a needle plate is mounted at the top of the ox horn tip, and a cutter groove is fixed at the position, corresponding to the needle plate, of the edge of the cylindrical gear.
Preferably, the transmission mechanism comprises a synchronizing wheel and a synchronous belt, the synchronizing wheel is correspondingly arranged at the end part of the guide post and the end part of the rotating shaft of the transmission gear, and the synchronizing wheel is connected through the synchronous belt in a transmission manner.
Preferably, the transmission mechanism comprises a driving gear, the driving gear is mounted at the end of the guide pillar, and the driving gear is meshed with the transmission gear.
Preferably, the connecting mechanism comprises a universal joint, and the guide post is in transmission connection with the second transmission rod through the universal joint.
Preferably, the connecting mechanism comprises a universal transmission shaft, and the guide post is in transmission connection with the second transmission rod through the universal transmission shaft.
Preferably, the connecting mechanism comprises a bevel gear, the bevel gears are mounted at the ends of the guide pillar corresponding to the second transmission rod, and the guide pillar is meshed with the second transmission rod through the bevel gear.
Compared with the prior art, the beneficial effects of the utility model are that: the automatic thread trimming mechanism is small in whole sewing structure, sewing work in narrow space is convenient, through motor driving, the transmission mechanism is driven to drive the thread cutting mechanism to rotate to cut threads, sewing efficiency is improved, automatic thread trimming function is achieved, and use of inner threads is saved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the driving transmission mechanism of the present invention;
FIG. 3 is a schematic view of the structure of the needle plate of the present invention;
FIG. 4 is a schematic view of a knife groove structure of the present invention;
fig. 5 is a schematic view of the bevel gear transmission structure of the present invention;
FIG. 6 is a schematic view of the synchronous transmission structure of the present invention;
fig. 7 is a schematic view of the universal transmission structure of the present invention.
In the figure: 1. a rocker arm; 2. a counterbalance; 3. a motor; 4. a horn tip; 5. a cutter groove; 6. a first drive lever; 7. a second transmission rod; 8. a drive bevel gear; 9. a drive bevel gear; 10. a drive bevel gear; 11. a driven bevel gear; 12. a transmission mechanism; 13. a connecting mechanism; 14. a needle plate; 15. a cylindrical gear; 16. a transmission gear; 17. a guide post; 18. a driving gear; 19. a universal joint; 20. a universal drive shaft; 21. a synchronizing wheel; 22. a synchronous belt; 23. a bevel gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, the present invention provides a technical solution: an automatic thread trimming mechanism used in a narrow space comprises a rocker arm 1, a balance block 2, a motor 3, a horn tip 4, a cutter groove 5, a first transmission rod 6, a second transmission rod 7, a driving bevel gear 8, a driving bevel gear 9, a driving bevel gear 10, a driven bevel gear 11, a transmission mechanism 12, a connection mechanism 13, a needle plate 14, a cylindrical gear 15, a transmission gear 16 and a guide pillar 17, wherein the balance block 2 is fixed at one end of the rocker arm 1, the horn tip 4 is installed at the other end of the rocker arm 1, the motor 3 is installed in the rocker arm 1, the driving bevel gear 8 is installed at the output end of the motor 3, the first transmission rod 6 is rotatably installed at the side edge of the rocker arm 1, the driving bevel gear 9 is installed at the top end of the first transmission rod 6, the driving bevel gear 9 is in meshed connection with the driving bevel gear 8, the second transmission rod 7 is rotatably installed at the side edge of the, and the driving bevel gear 10 is engaged with the driven bevel gear 11, one side of the ox horn tip 4 is rotatably provided with a guide post 17, the guide post 17 is connected with the second transmission rod 7 through a universal joint 19, the end part of the ox horn tip 4 is rotatably provided with a transmission gear 16, the end part of the guide post 17 is correspondingly provided with a synchronizing wheel 21 with the rotating shaft end part of the transmission gear 16, the synchronizing wheel 21 is in transmission connection through a synchronizing belt 22, the inner part of the ox horn tip 4 is rotatably provided with a cylindrical gear 15, the cylindrical gear 15 is engaged with the transmission gear 16, the top part of the ox horn tip 4 is provided with a needle plate 14, and the edge of the.
The motor 3 is started to drive the driving bevel gear 8 to transmit, the first transmission rod 6 is driven to rotate through the transmission of the driving bevel gear 9, the second transmission rod 7 is driven to rotate through the transmission of the driving bevel gear 10 and the driven bevel gear 11, the second transmission rod 7 drives the guide post 17 to rotate through the universal joint 19, the guide post 17 drives the synchronous wheel 21 to rotate, the transmission gear 16 is driven to rotate through the transmission of the synchronous belt 22, the cylindrical gear 15 rotates along with the transmission gear 16, and the cutter groove 5 rotates to achieve the wire cutting work.
Example 2
Referring to fig. 4, the transmission mechanism 12 has a driving gear 18 instead of the synchronous pulley 21 and the synchronous belt 22, the driving gear 18 is mounted at the end of the guide post 17, and the driving gear 18 is engaged with the transmission gear 16.
Example 3
Referring to fig. 5, the connecting mechanism 13 employs a bevel gear 23, the bevel gears 23 are mounted at the ends of the guide post 17 corresponding to the second transmission rod 7, and the guide post 17 is engaged with the second transmission rod 7 through the bevel gear 23.
Example 4
Referring to fig. 6, the connecting mechanism 13 is a universal transmission shaft 20, and the guide post 17 is in transmission connection with the second transmission rod 7 through the universal transmission shaft 20.
Example 5
Referring to fig. 7, the connecting mechanism 13 is a universal joint 19, and the guide post 17 is in transmission connection with the second transmission rod 7 through the universal joint 19.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an automatic thread trimmer constructs for inside narrow and small space, includes rocking arm (1), balancing piece (2), motor (3), ox horn point (4), sword groove (5), first drive rod (6), second drive rod (7), drive bevel gear (8), drive bevel gear (9), drive bevel gear (10), driven bevel gear (11), drive mechanism (12), coupling mechanism (13), faller (14), cylindrical gear (15), drive gear (16) and guide pillar (17), its characterized in that: rocking arm (1) one end is fixed with balancing piece (2), and rocking arm (1) other end installs ox horn point (4), rocking arm (1) internally mounted has motor (3), drive bevel gear (8) are installed to motor (3) output, rocking arm (1) side rotates and installs first drive lever (6), drive bevel gear (9) are installed on first drive lever (6) top, and drive bevel gear (9) are connected with drive bevel gear (8) meshing, rocking arm (1) side rotates and installs second drive lever (7), drive bevel gear (10) and driven bevel gear (11) are installed respectively to first drive lever (6) and second drive lever (7) corresponding end, and drive bevel gear (10) are connected with driven bevel gear (11) meshing, guide pillar (17) are installed in ox horn point (4) one side rotation, and the guide pillar (17) is connected with the second transmission rod (7) through a connecting mechanism (13), a transmission gear (16) is rotatably installed at the end part of the ox horn tip (4), the guide pillar (17) is in transmission connection with the transmission gear (16) through a transmission mechanism (12), a cylindrical gear (15) is rotatably installed inside the ox horn tip (4), the cylindrical gear (15) is in meshing connection with the transmission gear (16), a needle plate (14) is installed at the top part of the ox horn tip (4), and a cutter groove (5) is fixed at the position, corresponding to the needle plate (14), of the edge of the cylindrical gear (15).
2. The automatic thread trimming mechanism for narrow space as claimed in claim 1, wherein: the transmission mechanism (12) comprises a synchronous wheel (21) and a synchronous belt (22), the end part of the guide post (17) is correspondingly provided with the synchronous wheel (21) with the end part of the rotating shaft of the transmission gear (16), and the synchronous wheel (21) is in transmission connection through the synchronous belt (22).
3. The automatic thread trimming mechanism for narrow space as claimed in claim 1, wherein: the transmission mechanism (12) comprises a driving gear (18), the driving gear (18) is installed at the end part of the guide post (17), and the driving gear (18) is meshed with the transmission gear (16).
4. The automatic thread trimming mechanism for narrow space as claimed in claim 1, wherein: the connecting mechanism (13) comprises a universal joint (19), and the guide post (17) is in transmission connection with the second transmission rod (7) through the universal joint (19).
5. The automatic thread trimming mechanism for narrow space as claimed in claim 1, wherein: the connecting mechanism (13) comprises a universal transmission shaft (20), and the guide post (17) is in transmission connection with the second transmission rod (7) through the universal transmission shaft (20).
6. The automatic thread trimming mechanism for narrow space as claimed in claim 1, wherein: the connecting mechanism (13) comprises a bevel gear (23), the bevel gears (23) are respectively arranged at the corresponding ends of the guide pillar (17) and the second transmission rod (7), and the guide pillar (17) is meshed with the second transmission rod (7) through the bevel gear (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920179856.8U CN209923587U (en) | 2019-02-01 | 2019-02-01 | Automatic thread trimming mechanism used in narrow space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920179856.8U CN209923587U (en) | 2019-02-01 | 2019-02-01 | Automatic thread trimming mechanism used in narrow space |
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| Publication Number | Publication Date |
|---|---|
| CN209923587U true CN209923587U (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920179856.8U Active CN209923587U (en) | 2019-02-01 | 2019-02-01 | Automatic thread trimming mechanism used in narrow space |
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| CN (1) | CN209923587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853164A (en) * | 2019-02-01 | 2019-06-07 | 詹镇远 | A kind of automatic shearing mechanism for inside small space |
-
2019
- 2019-02-01 CN CN201920179856.8U patent/CN209923587U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853164A (en) * | 2019-02-01 | 2019-06-07 | 詹镇远 | A kind of automatic shearing mechanism for inside small space |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211210 Address after: 523960 Dongguan Mingshan Machinery Manufacturing Co., Ltd Patentee after: DONGGUAN MINGSHAN MACHINERY MANUFACTURING Co.,Ltd. Address before: 523960 Dongguan Mingshan Machinery Manufacturing Co., Ltd Patentee before: Zhan Zhenyuan |
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| TR01 | Transfer of patent right |