CN211199671U - Threading device of sewing machine - Google Patents
Threading device of sewing machine Download PDFInfo
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- CN211199671U CN211199671U CN201922257845.XU CN201922257845U CN211199671U CN 211199671 U CN211199671 U CN 211199671U CN 201922257845 U CN201922257845 U CN 201922257845U CN 211199671 U CN211199671 U CN 211199671U
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Abstract
The utility model relates to the technical field of sewing machines, in particular to a threading device of a sewing machine, when the threading device of the sewing machine is used, a sewing needle is kept still at a proper position, a needle hole of the sewing needle is sensed by a sensor, the height of a threading rod is adjusted by a left cylinder and a right cylinder, so that the threading rod is aligned with the needle hole, then a sliding seat is driven by motor transmission to move left for threading, the automation degree is higher, and the threading efficiency is higher; the sewing machine comprises a sewing machine main body, a sewing needle, a fixing plate and a pressing plate, wherein the sewing needle is positioned on the left side of the sewing machine main body, the fixing plate is fixedly arranged on the left side of the bottom end of the sewing machine main body, and the pressing plate is fixedly arranged at the bottom of the fixing plate; the device further comprises a top plate, a left air cylinder, a left telescopic rod, a right air cylinder, a right telescopic rod, a fixed seat, a machine base, a motor, a gear, a sliding seat, a rack, a threading rod, an opening and a sensor.
Description
Technical Field
The utility model relates to a sewing machine technical field especially relates to a sewing machine's threading device.
Background
As is known, a sewing machine is a machine for forming one or more stitches in a material by means of one or more sewing threads, so as to interlace or stitch together one or more layers of the material. 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.
The sewing machine is widely applied to industrial production, but threading is mostly carried out manually in the threading process, and the manual threading difficulty is big, the efficiency is low, and the whole production efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a can automize the threading, sewing machine's threading device that threading efficiency is higher.
The utility model discloses a threading device of sewing machine, including sewing machine main part, sewing needle, fixed plate and clamp plate, the sewing needle is located the left side of sewing machine main part, and the fixed plate is fixed to be set up in the bottom left side of sewing machine main part, and the clamp plate is fixed to be set up in the bottom of fixed plate; the wire threading device comprises a top plate, a left air cylinder, a left telescopic rod, a right air cylinder, a right telescopic rod, a fixed seat, a machine base, a motor, a gear, a sliding seat, a rack, a wire threading rod, a hole and a sensor, wherein the top plate is fixedly arranged on the right side of the top of a fixed plate, the left air cylinder is fixedly arranged on the left front side of the bottom of the top plate, the left telescopic rod is fixedly arranged on the bottom of the left air cylinder, the bottom of the left telescopic rod is fixedly arranged on the bottom of the left front side of the left air cylinder, the right air cylinder is fixedly arranged on the right rear side of the bottom of the top plate, the right telescopic rod is fixedly arranged on the bottom of the right air cylinder, the bottom of the right telescopic rod is fixedly connected with the right rear side of the top of the fixed seat, the machine base is fixedly arranged on the, the threading pole is fixed to be set up in the left part of slide, and the left part of threading pole is provided with solid line groove, link up about the trompil and set up in the middle part of fixed plate, and the sensor is fixed to be set up in the left part of slide.
The utility model discloses a threading device of sewing machine still includes the upper fixing frame, goes up the guide pulley, lower mount and lower guide pulley, and the upper fixing frame is fixed to be set up in the top left side of fixing base, goes up the guide pulley and sets up in the top of upper fixing frame, and the middle part of going up the guide pulley is provided with the metallic channel, and lower mount is fixed to be set up in the left part downside of fixing base, and lower guide pulley sets up in the middle part of mount down, and the middle part of lower guide pulley is provided with the metallic channel down.
The utility model discloses a threading device of sewing machine still includes the guide way, and the guide way sets up in the top of fixing base, but the bottom of slide is located the guide way and the horizontal slip.
The utility model discloses a threading device of sewing machine still includes the holding ring, goes up the holding ring and fixes and set up in the top left side of fixing base and the middle part of arranging the threading pole in the snare.
The utility model discloses a threading device of sewing machine still includes right registration arm and right locating lever, and right registration arm is fixed to be set up in the bottom right front side of roof, and right locating lever is fixed to be set up in the top right front side of fixing base, and the top of right locating lever penetrates inside the bottom of right registration arm from the bottom of right registration arm.
The utility model discloses a threading device of sewing machine still includes left registration arm and left locating lever, and left registration arm is fixed to be set up in the left rear side in bottom of roof, and left locating lever is fixed to be set up in the left rear side in top of fixing base, and the top of left locating lever penetrates inside the bottom of left registration arm from the bottom of left registration arm.
The utility model discloses a threading device of sewing machine still includes set screw, and set screw's bottom passes the top that the frame inserted the fixing base from the top of frame.
The utility model discloses a threading device of sewing machine still includes the auto-lock packing ring, and the auto-lock packing ring snare sets up in set screw's middle part, and the bottom of auto-lock packing ring contacts with the top of fixing base.
Compared with the prior art, the beneficial effects of the utility model are that: when the threading device of the sewing machine is used, the sewing needle is static at a proper position, the needle hole of the sewing needle is sensed through the sensor, the height of the threading rod is adjusted through the left air cylinder and the right air cylinder, the threading rod is aligned with the needle hole, then the sliding seat is driven to move leftwards through the transmission of the motor to carry out threading, the automation degree is high, and the threading efficiency is high.
Drawings
Fig. 1 is a schematic perspective view of the structure of the present invention;
FIG. 2 is a front view of the structure of the present invention;
fig. 3 is a rear view schematically illustrating the structure of the present invention;
fig. 4 is a schematic top left view of the structure of the present invention;
fig. 5 is a left side view schematically illustrating the structure of the present invention;
FIG. 6 is an enlarged view of the mark A in FIG. 3;
in the drawings, the reference numbers: 1. a sewing machine main body; 2. a sewing needle; 3. a fixing plate; 4. pressing a plate; 5. a top plate; 6. a left cylinder; 7. a left telescoping rod; 8. a right cylinder; 9. a right telescopic rod; 10. a fixed seat; 11. a machine base; 12. a motor; 13. a gear; 14. a slide base; 15. a rack; 16. a threading rod; 17. opening a hole; 18. a sensor; 19. an upper fixing frame; 20. an upper guide wheel; 21. a lower fixing frame; 22. a lower guide wheel; 23. a guide groove; 24. an upper positioning ring; 25. a right positioning tube; 26. a right positioning rod; 27. a left positioning tube; 28. a left positioning rod; 29. a set screw; 30. self-locking washer.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 6, the threading device of the sewing machine of the present invention comprises a sewing machine main body 1, a sewing needle 2, a fixing plate 3 and a pressing plate 4, wherein the sewing needle 2 is located at the left side of the sewing machine main body 1, the fixing plate 3 is fixedly arranged at the left side of the bottom end of the sewing machine main body 1, and the pressing plate 4 is fixedly arranged at the bottom of the fixing plate 3; the device also comprises a top plate 5, a left air cylinder 6, a left telescopic rod 7, a right air cylinder 8, a right telescopic rod 9, a fixed seat 10, a machine base 11, a motor 12, a gear 13, a sliding seat 14, a rack 15, a threading rod 16, an opening 17 and a sensor 18, wherein the top plate 5 is fixedly arranged on the right side of the top of the fixed plate 3, the left air cylinder 6 is fixedly arranged on the left front side of the bottom end of the top plate 5, the left telescopic rod 7 is fixedly arranged on the bottom of the left air cylinder 6, the bottom of the left telescopic rod 7 is fixedly connected with the left front side of the top end of the fixed seat 10, the right air cylinder 8 is fixedly arranged on the right rear side of the bottom end of the top plate 5, the right telescopic rod 9 is fixedly arranged on the bottom of the right air cylinder 8, the bottom of the right telescopic rod 9 is fixedly connected with the right rear side of the top of the fixed seat 10, the machine, the rack 15 is fixedly arranged at the top end of the sliding seat 14, the rack 15 is in meshed connection with the gear 13, the threading rod 16 is fixedly arranged at the left part of the sliding seat 14, the left part of the threading rod 16 is provided with a thread fixing groove, the opening 17 penetrates through the middle part of the fixing plate 3 from left to right, and the sensor 18 is fixedly arranged at the left part of the sliding seat 14; when the threading device of the sewing machine is used, the sewing needle is static at a proper position, the needle hole of the sewing needle is sensed through the sensor, the height of the threading rod is adjusted through the left air cylinder and the right air cylinder, the threading rod is aligned with the needle hole, then the sliding seat is driven to move leftwards through the transmission of the motor to carry out threading, the automation degree is high, and the threading efficiency is high.
The utility model discloses a threading device of sewing machine, still include upper fixing frame 19, upper guide pulley 20, lower fixing frame 21 and lower guide pulley 22, upper fixing frame 19 is fixed to be set up in the top left side of fixing base 10, upper guide pulley 20 sets up in the top of upper fixing frame 19, the middle part of upper guide pulley 20 is provided with the upper wire casing, lower fixing frame 21 is fixed to be set up in the left part lower side of fixing base 10, lower guide pulley 22 sets up in the middle part of lower fixing frame 21, the middle part of lower guide pulley 22 is provided with the lower wire casing; the sewing thread can be conveniently positioned by the upper guide wheel and the lower guide wheel.
The threading device of the sewing machine of the utility model also comprises a guide groove 23, the guide groove 23 is arranged at the top end of the fixed seat 10, and the bottom end of the slide seat 14 is positioned in the guide groove 23 and can slide left and right; the slide is guided by the guide groove.
The threading device of the sewing machine of the utility model also comprises an upper positioning ring 24, the upper positioning ring 24 is fixedly arranged at the left side of the top end of the fixed seat 10 and is sleeved at the middle part of the threading rod 16; the threading rod is positioned through the upper positioning ring.
The threading device of the sewing machine of the utility model also comprises a right positioning tube 25 and a right positioning rod 26, the right positioning tube 25 is fixedly arranged at the right front side of the bottom end of the top plate 5, the right positioning rod 26 is fixedly arranged at the right front side of the top end of the fixed seat 10, and the top end of the right positioning rod 26 penetrates into the bottom end of the right positioning tube 25 from the bottom end of the right positioning tube 25; the up-and-down movement of the fixed seat is positioned through the right positioning tube and the right positioning rod.
The utility model discloses a threading device of sewing machine, still include left registration arm 27 and left locating lever 28, left registration arm 27 is fixed to be set up in the left rear side of bottom of roof 5, left locating lever 28 is fixed to be set up in the left rear side of top of fixing base 10, the top of left locating lever 28 penetrates the inside bottom of left registration arm 27 from the bottom of left registration arm 27; the up-and-down movement of the fixed seat is positioned through the left positioning pipe and the left positioning rod.
The threading device of the sewing machine of the utility model also comprises a fixing screw 29, the bottom end of the fixing screw 29 passes through the base 11 from the top end of the base 11 and is inserted into the top end of the fixed seat 10; the base is fixed through a fixing screw.
The threading device of the sewing machine of the utility model also comprises a self-locking washer 30, the self-locking washer 30 is arranged at the middle part of the fixing screw 29 in a sleeving manner, and the bottom end of the self-locking washer 30 is contacted with the top end of the fixing seat 10; the self-locking washer prevents the fixing screw from loosening.
The utility model discloses a threading device of sewing machine, it is when using the threading device of sewing machine, the sewing needle is static in suitable position, the pinhole of sewing needle is responded to through the sensor, and adjust the height of threading pole through left cylinder and right cylinder, thereby make the threading pole align with the pinhole, then drive the slide through motor drive and move left and thread, degree of automation is higher, and threading efficiency is higher, be convenient for fix a position the sewing thread through upper guide pulley and lower guide pulley, guide the slide through the guide way, fix a position the threading pole through upper locating ring, fix a position through the up-and-down movement of right locating tube and right locating rod to the fixing base, fix a position through the up-and-down movement of left locating tube and left locating rod to the fixing base, fix the frame through set screw, prevent set screw from becoming flexible through the auto-lock washer, before accomplishing the above-mentioned action, first move to the location desired by the user.
The utility model discloses a threading device of sewing machine, above the mounting means, the connected mode or the mode that sets up of all parts are common mechanical system to the concrete structure, model and the coefficient index of all its parts are its from taking the technique, as long as can reach all can implementing of its beneficial effect, so do not add at much and give unnecessary details.
The threading device of the sewing machine of the utility model, under the condition that the opposite explanation is not made, the orientation words contained in the terms of 'up-down, left-right, front-back, inside-outside, vertical and horizontal' and the like only represent the orientation of the term under the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, 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 also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A threading device of a sewing machine comprises a sewing machine main body (1), a sewing needle (2), a fixing plate (3) and a pressing plate (4), wherein the sewing needle (2) is positioned on the left side of the sewing machine main body (1), the fixing plate (3) is fixedly arranged on the left side of the bottom end of the sewing machine main body (1), and the pressing plate (4) is fixedly arranged at the bottom of the fixing plate (3); the device is characterized by further comprising a top plate (5), a left air cylinder (6), a left telescopic rod (7), a right air cylinder (8), a right telescopic rod (9), a fixing seat (10), a machine base (11), a motor (12), a gear (13), a sliding seat (14), a rack (15), a threading rod (16), an opening (17) and a sensor (18), wherein the top plate (5) is fixedly arranged on the right side of the top of the fixing plate (3), the left air cylinder (6) is fixedly arranged on the left front side of the bottom end of the top plate (5), the left telescopic rod (7) is fixedly arranged on the bottom of the left air cylinder (6), the bottom of the left telescopic rod (7) is fixedly connected with the left front side of the top end of the fixing seat (10), the right air cylinder (8) is fixedly arranged on the right rear side of the bottom end of the top plate (5), the right telescopic rod (9) is fixedly arranged on the bottom of the right air cylinder (8), and the bottom of the right, frame (11) are fixed to be set up in the top rear side of fixing base (10), motor (12) are fixed to be set up in the top of frame (11), gear (13) are fixed to be set up in the front portion of motor (12), slide (14) slide and set up in the top of fixing base (10), rack (15) are fixed to be set up in the top of slide (14), rack (15) are connected with gear (13) meshing, threading pole (16) are fixed to be set up in the left part of slide (14), the left part of threading pole (16) is provided with the solidus groove, link up the middle part that sets up in fixed plate (3) about trompil (17), sensor (18) are fixed to be set up in the left part of slide (14).
2. The threading device of the sewing machine according to claim 1, further comprising an upper fixing frame (19), an upper guide wheel (20), a lower fixing frame (21) and a lower guide wheel (22), wherein the upper fixing frame (19) is fixedly arranged on the left side of the top end of the fixing base (10), the upper guide wheel (20) is arranged on the top of the upper fixing frame (19), an upper guide wire groove is formed in the middle of the upper guide wheel (20), the lower fixing frame (21) is fixedly arranged on the lower side of the left portion of the fixing base (10), the lower guide wheel (22) is arranged in the middle of the lower fixing frame (21), and a lower guide wire groove is formed in the middle of the lower guide wheel (22).
3. A threading device of a sewing machine according to claim 2, characterized in that it further comprises a guide groove (23), said guide groove (23) is provided at the top end of the fixed seat (10), and the bottom end of said slide (14) is located in the guide groove (23) and can slide left and right.
4. A threading device of a sewing machine according to claim 3, characterized in that it further comprises an upper positioning ring (24), said upper positioning ring (24) being fixedly arranged at the left side of the top end of the fixed seat (10) and being looped around the middle of the threading rod (16).
5. The threading device of a sewing machine according to claim 4, further comprising a right positioning tube (25) and a right positioning rod (26), wherein the right positioning tube (25) is fixedly arranged at the right front side of the bottom end of the top plate (5), the right positioning rod (26) is fixedly arranged at the right front side of the top end of the fixed seat (10), and the top end of the right positioning rod (26) penetrates into the bottom end of the right positioning tube (25) from the bottom end of the right positioning tube (25).
6. The threading device of a sewing machine according to claim 5, further comprising a left positioning tube (27) and a left positioning rod (28), wherein the left positioning tube (27) is fixedly arranged at the left rear side of the bottom end of the top plate (5), the left positioning rod (28) is fixedly arranged at the left rear side of the top end of the fixed seat (10), and the top end of the left positioning rod (28) penetrates into the bottom end of the left positioning tube (27) from the bottom end of the left positioning tube (27).
7. A threading device for a sewing machine according to claim 6, characterized in that it further comprises a fixing screw (29), the bottom end of said fixing screw (29) being inserted from the top end of the base (11) through the base (11) into the top end of the fixed seat (10).
8. The threading device of a sewing machine according to claim 7, characterized in that it further comprises a self-locking washer (30), said self-locking washer (30) is arranged in the middle of the fixing screw (29) in a sleeving manner, and the bottom end of said self-locking washer (30) is in contact with the top end of the fixing base (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257845.XU CN211199671U (en) | 2019-12-16 | 2019-12-16 | Threading device of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257845.XU CN211199671U (en) | 2019-12-16 | 2019-12-16 | Threading device of sewing machine |
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| Publication Number | Publication Date |
|---|---|
| CN211199671U true CN211199671U (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922257845.XU Active CN211199671U (en) | 2019-12-16 | 2019-12-16 | Threading device of sewing machine |
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| CN (1) | CN211199671U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112877933A (en) * | 2021-01-07 | 2021-06-01 | 宫玲 | Cotton thread needle feeding device for textile processing |
| CN115045049A (en) * | 2022-07-15 | 2022-09-13 | 邢台职业技术学院 | Positioning structure for garment processing sewing machine and processing method thereof |
-
2019
- 2019-12-16 CN CN201922257845.XU patent/CN211199671U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112877933A (en) * | 2021-01-07 | 2021-06-01 | 宫玲 | Cotton thread needle feeding device for textile processing |
| CN115045049A (en) * | 2022-07-15 | 2022-09-13 | 邢台职业技术学院 | Positioning structure for garment processing sewing machine and processing method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xianxian Taida automobile maintenance equipment Technology Co.,Ltd. Assignor: HEBEI XIANRUI QILIN AUTOMOBILE ARTICLE MANUFACTURE CO.,LTD. Contract record no.: X2023980034231 Denomination of utility model: A threading device for sewing machines Granted publication date: 20200807 License type: Common License Record date: 20230328 |