CN220266026U - Accurate needle distance compensation mechanism in sewing machine - Google Patents
Accurate needle distance compensation mechanism in sewing machine Download PDFInfo
- Publication number
- CN220266026U CN220266026U CN202321788530.8U CN202321788530U CN220266026U CN 220266026 U CN220266026 U CN 220266026U CN 202321788530 U CN202321788530 U CN 202321788530U CN 220266026 U CN220266026 U CN 220266026U
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- sewing machine
- fixedly connected
- compensation mechanism
- sewing
- stitch length
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- 238000009958 sewing Methods 0.000 title claims abstract description 65
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims description 6
- 239000004744 fabric Substances 0.000 abstract description 25
- 239000011295 pitch Substances 0.000 abstract description 6
- 238000005096 rolling process Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
The utility model discloses a stitch length precision compensation mechanism in a sewing machine, which comprises: the sewing machine comprises a workbench, wherein the upper side of the workbench is fixedly connected with a sewing machine body, the lower side of the left end of the sewing machine body is slidingly connected with a mounting frame and a sewing needle, a fixing nut is connected to the mounting frame in a threaded manner, the lower side of the sewing machine body is connected with a presser foot through the fixing nut, the sewing needle is located on the upper side of the presser foot, a cloth feeding tooth is arranged on the workbench below the presser foot, a groove is formed in the workbench on the right side of the cloth feeding tooth, a movable roller is in rolling connection in the groove, one end of the movable roller is fixedly connected with a motor, the lower side of the workbench is fixedly connected with the motor, a pressing plate is arranged on the upper side of the groove, a pressing roller is in rolling connection in the pressing plate, a telescopic rod is fixedly connected with the telescopic rod, a compression spring is fixedly connected to the inner side of the telescopic rod, and the upper end of the telescopic rod is fixedly connected with the sewing machine body. Through the structure, the speed of the motor for controlling the cloth to move is set to be the same as the speed of the cloth feeding teeth for conveying the cloth by the controller, so that precise compensation between the needle pitches can be realized.
Description
Technical Field
The utility model relates to the technical field of sewing machines, in particular to a stitch length precise compensation mechanism in a sewing machine.
Background
A sewing machine is a machine that interweaves or sews one or more layers of stitching material by forming one or more stitches on the stitching material with one or more stitching threads. The sewing machine can sew cotton, hemp, silk, wool, artificial fiber and other fabrics, leather, plastic, paper and other products, and the sewn stitch is neat, beautiful, flat, firm, fast in sewing speed and simple and convenient to use. And the artistic forms of hand-push embroidery, computerized embroidery and the like are derived from the hand-push embroidery.
Most of the sewing machines in the current market manually control the cloth to move for sewing, so that different needle pitches exist on the cloth, the beauty can be affected, defective products are produced, resources are wasted, time is wasted, and therefore, the needle pitch precise compensation mechanism in the sewing machine is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a precise needle distance compensation mechanism in a sewing machine, which solves the problem of different needle distances.
The utility model also provides a precise stitch length compensation mechanism in the sewing machine, which comprises: the sewing machine comprises a workbench, a sewing machine main body is fixedly connected to the upper side of the workbench, a mounting frame and a sewing needle are slidingly connected to the lower side of the left end of the sewing machine main body, a fixing nut is connected to the mounting frame in a threaded mode, a presser foot is connected to the lower side of the mounting frame through the fixing nut, the sewing needle is located on the upper side of the presser foot, a feed tooth is arranged on the workbench below the presser foot, a groove is formed in the workbench on the right side of the feed tooth, a movable roller is connected to the groove in a rolling mode, a motor is fixedly connected to one end of the movable roller in the middle of the groove, a pressing plate is arranged on the upper side of the groove, a pressing roller is connected to the pressing plate in a rolling mode, a telescopic rod is fixedly connected to the upper side of the pressing plate, a compression spring is fixedly connected to the inside of the telescopic rod, and the upper end of the telescopic rod is fixedly connected to the sewing machine main body.
According to the stitch length precision compensation mechanism in the sewing machine, the compression roller is positioned in a gap between the moving rollers and is matched with the moving rollers.
According to the stitch length precision compensation mechanism in the sewing machine, a cover plate is connected to the workbench on the left side of the feed dog in a sliding manner, a magnet is adsorbed on the cover plate, and a stop block is fixedly connected to the magnet.
According to the accurate needle distance compensation mechanism in the sewing machine, the upper side of the sewing machine main body is fixedly connected with a pressure adjusting rod and a thread clamp.
According to the stitch length precision compensation mechanism in the sewing machine, the stitch length adjusting disc and the inverted needle spanner are fixedly connected to the front side of the sewing machine body.
According to the stitch length precision compensation mechanism in the sewing machine, the right side of the sewing machine main body is fixedly connected with a protective shell, and the protective shell is fixedly connected with a controller.
The utility model has the following beneficial effects:
according to the utility model, the motor drives the movable roller to rotate, so that the cloth is moved, the speed of the motor for controlling the cloth to move is set to be the same as the speed of the cloth feeding teeth for conveying the cloth, so that the cloth moves forwards at a uniform speed along the direction of the stop block on the magnet, and precise compensation between needle pitches can be realized.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further illustrated by the following figures and examples;
FIG. 1 is a block diagram of a stitch length precision compensation mechanism in a sewing machine according to the present utility model;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
FIG. 4 is a block diagram of the stitch length precision compensation mechanism in the sewing machine of the present utility model.
Legend description:
1. a work table; 2. a sewing machine main body; 3. a mounting frame; 4. a controller; 5. a presser foot; 6. a sewing needle; 7. a fixing nut; 8. a feed dog; 9. a magnet; 10. a cover plate; 11. a telescopic rod; 12. a compression spring; 13. a pressing plate; 14. a groove; 15. a moving roller; 16. a press roller; 17. a motor; 18. a pressure adjusting lever; 19. a gauge needle adjusting plate; 20. a reverse needle spanner; 21. a wire clamping device.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1 to 4, the stitch length precision compensation mechanism in the sewing machine according to the embodiment of the utility model comprises a workbench 1, wherein the upper side of the workbench 1 is fixedly connected with a sewing machine main body 2, the upper side of the sewing machine main body 2 is fixedly connected with a pressure adjusting rod 18 and a thread clamp 21, the front side of the sewing machine main body 2 is fixedly connected with a stitch length adjusting disc 19 and a back needle spanner 20, the right side of the sewing machine main body 2 is fixedly connected with a protective shell, and the protective shell is fixedly connected with a controller 4;
the sewing machine comprises a sewing machine body 2, a mounting frame 3 and a sewing needle 6 are slidably connected to the lower left end of the sewing machine body 2, a handle for lifting the mounting frame 3 is fixedly connected to the rear side of the sewing machine body 2, a fixing nut 7 is connected to the mounting frame 3, a presser foot 5 is connected to the lower side of the mounting frame through the fixing nut 7, the presser foot 5 can be replaced according to different models, the sewing needle 6 is located on the upper side of the presser foot 5, a feed dog 8 is arranged on the workbench 1 below the presser foot 5, a cover plate 10 is slidably connected to the workbench 1 on the left side of the feed dog 8, a magnet 9 is adsorbed on the cover plate 10, a stop dog is fixedly connected to the magnet 9, a groove 14 is formed in the workbench 1 on the right side of the feed dog 8 in a machining process, a moving roller 15 is in a rolling connection mode in the groove 14, one end of the middle moving roller 15 is fixedly connected with a motor 17, the lower side of the workbench 1 is fixedly connected with the motor 17, the speed of the cloth is controlled to be identical to the speed of the feed dog 8, precise compensation between the needle pitches can be achieved, a pressing plate 13 is arranged on the upper side of the groove 14, a pressing plate 13 is connected to the upper side of the pressing plate 16 is fixedly connected to the upper side of the pressing roller 11, and the pressing roller 11 is fixedly connected to the pressing roller 11, and the pressing roller 11 is fixedly connected to the pressing roller 11 is in a telescopic roller 11, and the telescopic roller is fixedly connected to the telescopic roller is in a telescopic roller.
Working principle: when the sewing machine is used, the mounting frame 3 is lifted upwards through the handle on the rear side of the sewing machine body 2, one side of cloth to be processed is placed on the cloth feeding teeth 8, the other side of the cloth slides into the lower side of the pressing plate 13, the pressing plate 13 compresses the cloth under the action of the compression spring 12 in the telescopic rod 11, then the magnet 9 is adsorbed on the cover plate 10, the cloth is enabled to move forwards along the direction of the stop block on the magnet 9 in a straight direction during processing, the offset is prevented, the mounting frame 3 is put down after the cloth is placed down, the presser foot 5 tightly presses the cloth on the workbench 1, the motor 17 is turned on to operate when the sewing machine body 2 operates, the motor 17 drives the movable roller 15 to rotate, the cloth is moved, the speed of controlling the movement of the cloth by the motor 17 is set to be identical with the speed of the cloth feeding teeth 8, the cloth is enabled to move forwards at a uniform speed along the direction of the stop block on the magnet 9, and precise compensation between needle pitches can be realized.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (6)
1. Needle pitch precision compensation mechanism in sewing machine, its characterized in that includes: workstation (1), workstation (1) upside fixedly connected with sewing machine main part (2), sewing machine main part (2) left end downside sliding connection has mounting bracket (3) and sewing needle (6), threaded connection has fixation nut (7) on mounting bracket (3), and the downside is connected with presser foot (5) through fixation nut (7), sewing needle (6) are located presser foot (5) upside, are located be equipped with feed dog (8) on workstation (1) of presser foot (5) below, be located be equipped with recess (14) on workstation (1) on feed dog (8) right side, roll connection has movable roller (15) in recess (14), centre movable roller (15) one end fixedly connected with motor (17), motor (17) fixedly connected with workstation (1) downside, recess (14) upside is equipped with clamp plate (13), roll connection has compression roller (16) in clamp plate (13), and upside fixedly connected with telescopic link (11), be equipped with telescopic link (11) in telescopic link (11), telescopic link (12) fixedly connected with compression spring (2) compression link (2).
2. The precise stitch length compensation mechanism in a sewing machine according to claim 1, wherein the pressing roller (16) is located in a gap between the moving rollers (15) and is adapted to the moving rollers (15).
3. The stitch length precision compensation mechanism in a sewing machine according to claim 2, wherein a cover plate (10) is slidably connected to a workbench (1) positioned on the left side of the feed dog (8), a magnet (9) is adsorbed on the cover plate (10), and a stop block is fixedly connected to the magnet (9).
4. A stitch length precision compensation mechanism in a sewing machine according to claim 3, wherein a pressure adjusting lever (18) and a thread clamp (21) are fixedly connected to the upper side of the sewing machine body (2).
5. The precise stitch length compensation mechanism in a sewing machine according to claim 4, wherein a stitch length adjusting disk (19) and a reverse stitch wrench (20) are fixedly connected to the front side of the sewing machine body (2).
6. The precise stitch length compensation mechanism in a sewing machine according to claim 5, wherein a protective housing is fixedly connected to the right side of the sewing machine body (2), and a controller (4) is fixedly connected to the protective housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321788530.8U CN220266026U (en) | 2023-07-07 | 2023-07-07 | Accurate needle distance compensation mechanism in sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321788530.8U CN220266026U (en) | 2023-07-07 | 2023-07-07 | Accurate needle distance compensation mechanism in sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220266026U true CN220266026U (en) | 2023-12-29 |
Family
ID=89300569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321788530.8U Active CN220266026U (en) | 2023-07-07 | 2023-07-07 | Accurate needle distance compensation mechanism in sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220266026U (en) |
-
2023
- 2023-07-07 CN CN202321788530.8U patent/CN220266026U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Precision compensation mechanism for needle pitch in sewing machines Granted publication date: 20231229 Pledgee: Jiangsu Qidong rural commercial bank Co.,Ltd. hehe sub branch Pledgor: Qidong Linghui Precision Machinery Co.,Ltd. Registration number: Y2024980025707 |