Collar hemming equipment for sewing machine

Abstract

The utility model relates to the technical field of sewing machines, and discloses a collar hemming device for a sewing machine, which comprises a workbench, the top of the workbench is fixedly connected with a sewing machine, the two sides of the bottom of the workbench are fixedly connected with supporting legs, the inner sides of the supporting legs are provided with transmission discs, and the transmission discs are connected with the sewing machine. The inner sides of the supporting legs are rotationally connected with pedals through rotating shafts, and one side of the sewing machine is fixedly connected with a needle tower. According to the collar hemming equipment for the sewing machine, a user moves a mounting plate upwards, so that a sliding plate slides upwards in a connecting rod, the mounting plate is moved to be flush with the surface of a workbench, a collar is put into a hemmer, the hemmed collar is sewn through a stitch, and when the hemmer does not need to be used for sewing other parts, the mounting plate is moved downwards, so that the hemming is completed. The hemmer is stored below the workbench, the hemmer is prevented from influencing clothes sewing of a user, and meanwhile the hemmer can be prevented from being lost due to disassembly by storing the hemmer.

Description

Technical Field

[0001] The utility model relates to the technical field of sewing machines, in particular to a collar curling device for sewing machines. Background Art

[0002] A sewing machine is a machine that uses one or more sewing threads to form one or more stitches on the sewing material, so that one or more layers of sewing materials are interwoven or sewn together. The sewing machine can sew fabrics such as cotton, linen, silk, wool, and synthetic fibers, and products such as leather, plastic, and paper. The stitches are neat, beautiful, flat, and firm. The sewing speed is fast and the use is easy. It has also spawned art forms such as hand-push embroidery and computer embroidery.

[0003] A Chinese patent discloses a hemming adjustment mechanism for a sewing machine (authorization announcement number CN219364002U). The patented technology positions the fabric by forming a clamp linkage through a hemming assembly to assist in the hemming process, and then limits the fabric to complete the hemming, thereby improving production efficiency and quality.

[0004] With respect to the above-mentioned and existing related technologies, the inventors believe that the following defects often exist: the existing collar curling device of the sewing machine is fixed to the sewing machine by screws. In order not to affect the sewing of other clothes, the curling device needs to be removed when not in use, which is easy to lose. Utility Model Content

[0005] The technical problem to be solved by the utility model is that in the prior art, in order not to affect the sewing of other clothes, the hemming device needs to be disassembled when not in use, which is easy to be lost. For this reason, we propose a collar hemming device for a sewing machine.

[0006] In order to achieve the above-mentioned purpose, the present application adopts the following technical scheme: a collar curling device for a sewing machine, comprising a workbench, a sewing machine is fixedly connected to the top of the workbench, legs are fixedly connected to both sides of the bottom of the workbench, a transmission disk is installed on the inner side of the leg, the inner side of the leg is rotatably connected to a foot pedal through a rotating shaft, a needle tower is fixedly connected to one side of the sewing machine, a needle is installed on the bottom of the needle tower, a through groove is opened on the top of the workbench, two connecting rods are fixedly connected to both sides of the through groove, a placing plate is fixedly connected to the bottom of the connecting rod, a slide plate is slidably connected to the inner side of the connecting rod, a mounting plate is fixedly connected to the top of the slide plate, and a crimper is fixedly connected to the top of the mounting plate.

[0007] Preferably, a first thrust spring is fixedly connected to the top of the placement plate, and the top of the first thrust spring is fixedly connected to the bottom of the slide plate.

[0008] Preferably, a receiving groove is provided at the rear end of the through groove, and a cover plate is slidably connected to the interior of the receiving groove.

[0009] Preferably, two second thrust springs are fixedly connected to the rear end of the cover plate, and the rear end of the second thrust spring is fixedly connected to the rear end of the storage groove.

[0010] Preferably, first limiting sliding grooves are provided on both sides of the storage groove, and first limiting sliding blocks are fixedly connected to both sides of the cover plate.

[0011] Preferably, a limiting hole is provided at the bottom of the cover plate, an installation groove is provided at the bottom of the storage groove, a limiting block is slidably connected inside the installation groove, a return spring is fixedly connected to the bottom of the limiting block, the bottom of the return spring is fixedly connected to the bottom of the installation groove, and a pull rod is fixedly connected to the bottom of the limiting block.

[0012] Preferably, second limiting sliding grooves are provided on both sides of the installation groove, and second limiting sliding blocks are fixedly connected to both sides of the limiting block.

[0013] Technical effects and advantages of the utility model:

[0014] In the utility model, the user moves the mounting plate upwards to make the slide plate slide upwards inside the connecting rod, moves the mounting plate to be flush with the surface of the workbench, puts the collar into the hemming machine, and sews the hemmed collar by stitches; when the hemming machine is not used for sewing other parts, the user moves the mounting plate downwards to store the hemming machine under the workbench, so as to prevent the hemming machine from affecting the user's sewing of clothes, and at the same time, by storing the hemming machine, it can be prevented from being lost due to removal. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is the front view of the utility model;

[0016] Figure 2 It is a cross-sectional view of the crimping device of the utility model;

[0017] Figure 3 It is a cross-sectional view of the cover plate of the utility model;

[0018] Figure 4 For this utility model Figure 3 A partial enlarged view of the middle A;

[0019] Figure 5 This is a cross-sectional view of the cover plate fixing structure of the utility model;

[0020] Figure 6 For this utility model Figure 5 A partial enlarged view of point B in the middle.

[0021] Legend: 1. Workbench; 2. Sewing machine; 3. Support leg; 4. Transmission plate; 5. Foot pedal; 6. Needle tower; 7. Pin; 8. Through slot; 9. Connecting rod; 10. Placement plate; 11. Slide plate; 12. Mounting plate; 13. Crimper; 14. First thrust spring; 15. Storage slot; 16. Cover plate; 17. Second thrust spring; 18. First limit slide; 19. First limit slider; 20. Limit hole; 21. Mounting slot; 22. Limit block; 23. Reset spring; 24. Second limit slide; 25. Second limit slider; 26. Pull rod. DETAILED DESCRIPTION

[0022] The present invention will now be further described in detail in conjunction with the accompanying drawings and preferred embodiments. These drawings are simplified schematic diagrams that only illustrate the basic structure of the present invention in a schematic manner, and therefore only show the components related to the present invention.

[0023] Reference Figure 1 and Figure 2 As shown, the utility model provides a technical solution: a collar curling device for a sewing machine, comprising a workbench 1, a sewing machine 2 is fixedly connected to the top of the workbench 1, legs 3 are fixedly connected to both sides of the bottom of the workbench 1, a transmission disk 4 is installed on the inner side of the legs 3, a pedal 5 is rotatably connected to the inner side of the legs 3 through a rotating shaft, a needle tower 6 is fixedly connected to one side of the sewing machine 2, a needle foot 7 is installed at the bottom of the needle tower 6, a through groove 8 is opened on the top of the workbench 1, two connecting rods 9 are fixedly connected to both sides of the through groove 8, a placing plate 10 is fixedly connected to the bottom of the connecting rod 9, a slide plate 11 is slidably connected to the inner side of the connecting rod 9, The top of the slide plate 11 is fixedly connected to a mounting plate 12, and the top of the mounting plate 12 is fixedly connected to a hemming machine 13. The user moves the mounting plate 12 upward to make the slide plate 11 slide upward inside the connecting rod 9, moves the mounting plate 12 to be flush with the surface of the workbench 1, puts the collar into the hemming machine 13, and sews the hemmed collar through the stitches 7. When the hemming machine 13 is not used for sewing other parts, the mounting plate 12 is moved downward to store the hemming machine 13 under the workbench 1 to prevent the hemming machine 13 from affecting the user's sewing of clothes. At the same time, by storing the hemming machine 13, the hemming machine 13 can be prevented from being lost due to removal.

[0024] Reference Figure 3 and Figure 4 As shown, in the present embodiment: a first thrust spring 14 is fixedly connected to the top of the placement plate 10, and the top of the first thrust spring 14 is fixedly connected to the bottom of the slide plate 11. By arranging the first thrust spring 14 at the bottom of the slide plate 11, it is convenient for the user to move the mounting plate 12 upward, thereby avoiding wasting time due to the inconvenience of moving the mounting plate 12 upward due to the small space of the through groove 8.

[0025] Reference Figure 4 As shown, in the present embodiment: a receiving groove 15 is provided at the rear end of the interior of the through groove 8, and a cover plate 16 is slidably connected to the interior of the receiving groove 15. When the user does not need to use the curler 13, the user presses the mounting plate 12 downward to move the curler 13 downward for storage, and at the same time moves the cover plate 16 outward so that the cover plate 16 covers the through groove 8, thereby blocking the first thrust spring 14 from pushing the mounting plate 12 to move upward, limiting the mounting plate 12, and preventing objects on the workbench 1 from falling into the interior of the through groove 8 and hindering the movement of the mounting plate 12.

[0026] Reference Figure 4 As shown, in the present embodiment: the rear end of the cover plate 16 is fixedly connected with two second thrust springs 17, and the rear end of the second thrust spring 17 is fixedly connected with the rear end inside the storage groove 15. When the user needs to use the curling tool 13, the cover plate 16 is moved toward the inside of the storage groove 15 to release the limit on the mounting plate 12, and the mounting plate 12 is driven to move upward under the thrust of the first thrust spring 14 to be flush with the surface of the workbench 1, and the cover plate 16 is squeezed at the same time. When the cover plate 16 moves, the second thrust spring 17 accumulates force. When the curling tool 13 is used, the mounting plate 12 is pressed downward to release the squeezing of the cover plate 16, and the cover plate 16 is pushed outward under the action of the second thrust spring 17 to cover the through groove 8.

[0027] Reference Figure 4 As shown, in this embodiment: first limiting grooves 18 are opened on both sides of the storage groove 15, and first limiting sliders 19 are fixedly connected on both sides of the cover plate 16. When the user moves the cover plate 16, the first limiting grooves 18 on both sides of the cover plate 16 move inside the second thrust spring 17 to limit the movement of the cover plate 16 and prevent the cover plate 16 from escaping from the inside of the storage groove 15.

[0028] Reference Figure 4 , Figure 5 and Figure 6As shown, in this embodiment: a limiting hole 20 is provided at the bottom of the cover plate 16, and a mounting groove 21 is provided at the bottom inside the storage groove 15. The interior of the mounting groove 21 is slidably connected to a limiting block 22, and the bottom of the limiting block 22 is fixedly connected with a return spring 23. The bottom of the return spring 23 is fixedly connected to the bottom inside the mounting groove 21, and the bottom of the limiting block 22 is fixedly connected with a pull rod 26. When the user needs to use the crimper 13, the cover plate 16 is moved toward the inside of the storage groove 15. When the limiting hole 20 moves to the position of the limiting block 22, the limiting block 22 is pushed into the inside of the limiting hole 20 under the thrust of the reset spring 23, and the cover plate 16 is limited to prevent the second thrust spring 17 from pushing the storage groove 15 to squeeze the mounting plate 12, resulting in the mounting plate 12 being blocked from moving downward. When it is necessary to release the limit on the cover plate 16, the pull rod 26 is pulled downward to drive the limiting block 22 to move downward, disengage from the inside of the limiting hole 20, and release the limit on the cover plate 16.

[0029] Reference Figure 6 As shown, in this embodiment: second limit slots 24 are opened on both sides of the installation slot 21, and second limit sliders 25 are fixedly connected on both sides of the limit block 22. During the movement of the limit block 22, the second limit sliders 25 on both sides of the limit block 22 move inside the second limit slots 24 to limit the movement of the limit block 22 and prevent the limit block 22 from escaping from the inside of the installation slot 21.

[0030] Working principle: the user moves the mounting plate 12 upward to make the slide plate 11 slide upward inside the connecting rod 9, moves the mounting plate 12 to be flush with the surface of the workbench 1, puts the collar into the hemming device 13, and sews the hemmed collar through the stitches 7. When the hemming device 13 is not used for sewing other parts, the mounting plate 12 is moved downward to store the hemming device 13 under the workbench 1 to prevent the hemming device 13 from affecting the user's sewing of clothes. At the same time, by storing the hemming device 13, the hemming device 13 can be prevented from being lost due to removal. By setting a The first thrust spring 14 facilitates the user to move the mounting plate 12 upwards, avoids the inconvenience of moving the mounting plate 12 upwards due to the narrow space of the through-slot 8, presses the mounting plate 12 downwards, moves the crimper 13 downwards for storage, and moves the cover plate 16 outwards at the same time, so that the cover plate 16 covers the through-slot 8, blocks the first thrust spring 14 from pushing the mounting plate 12 upwards, limits the mounting plate 12, moves the cover plate 16 toward the inside of the storage slot 15, releases the limit on the mounting plate 12, and drives the mounting plate 12 upwards under the thrust of the first thrust spring 14 to contact the surface of the workbench 1 The cover plate 16 is flush with the cover plate 16 at the same time, and the second thrust spring 17 accumulates force while the cover plate 16 moves. When the crimping device 13 is used up, the mounting plate 12 is pressed downward, and the squeezing of the cover plate 16 is released at the same time. The cover plate 16 is pushed outward under the action of the second thrust spring 17. In the process of moving the cover plate 16, the first limiting slide grooves 18 on both sides of the cover plate 16 move inside the second thrust spring 17 to limit the movement of the cover plate 16. The cover plate 16 is moved to the inside of the storage slot 15. When the limiting hole 20 moves to the position of the limiting block 22, the reset spring 17 is pressed. Under the thrust of the spring 23, the limit block 22 is pushed into the interior of the limit hole 20, and the cover plate 16 is limited to prevent the second thrust spring 17 from pushing the storage groove 15 to squeeze the mounting plate 12, causing the mounting plate 12 to be blocked from moving downward. When it is necessary to release the limit on the cover plate 16, the pull rod 26 is pulled downward to drive the limit block 22 to move downward and disengage from the interior of the limit hole 20 to release the limit on the cover plate 16. During the movement of the limit block 22, the second limit sliders 25 on both sides of the limit block 22 move inside the second limit slide groove 24 to limit the movement of the limit block 22.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A collar hemming device for a sewing machine, comprising a workbench (1), characterized in that: The top of the workbench (1) is fixedly connected to a sewing machine (2), and both sides of the bottom of the workbench (1) are fixedly connected to legs (3), the inner side of the legs (3) is equipped with a transmission disk (4), the inner side of the legs (3) is rotatably connected to a pedal (5) via a rotating shaft, one side of the sewing machine (2) is fixedly connected to a needle tower (6), and the bottom of the needle tower (6) is equipped with a needle foot (7), a through groove (8) is provided on the top of the workbench (1), and two connecting rods (9) are fixedly connected to both sides of the through groove (8), the bottom of the connecting rod (9) is fixedly connected to a placement plate (10), the inner side of the connecting rod (9) is slidably connected to a slide plate (11), the top of the slide plate (11) is fixedly connected to a mounting plate (12), and the top of the mounting plate (12) is fixedly connected to a crimper (13).

2. A collar curling device for a sewing machine according to claim 1, characterized in that: A first thrust spring (14) is fixedly connected to the top of the placement plate (10), and the top of the first thrust spring (14) is fixedly connected to the bottom of the slide plate (11).

3. A collar curling device for a sewing machine according to claim 1, characterized in that: A receiving groove (15) is provided at the rear end of the through groove (8), and a cover plate (16) is slidably connected to the inside of the receiving groove (15).

4. A collar curling device for a sewing machine according to claim 3, characterized in that: Two second thrust springs (17) are fixedly connected to the rear end of the cover plate (16), and the rear end of the second thrust spring (17) is fixedly connected to the rear end inside the storage groove (15).

5. The collar curling device for a sewing machine according to claim 3, characterized in that: First limiting sliding grooves (18) are provided on both sides of the storage groove (15), and first limiting sliding blocks (19) are fixedly connected to both sides of the cover plate (16).

6. A collar curling device for a sewing machine according to claim 5, characterized in that: A limiting hole (20) is provided at the bottom of the cover plate (16), a mounting groove (21) is provided at the bottom of the storage groove (15), a limiting block (22) is slidably connected to the inside of the mounting groove (21), a return spring (23) is fixedly connected to the bottom of the limiting block (22), the bottom of the return spring (23) is fixedly connected to the bottom of the mounting groove (21), and a pull rod (26) is fixedly connected to the bottom of the limiting block (22).

7. A collar curling device for a sewing machine according to claim 6, characterized in that: Second limiting sliding grooves (24) are provided on both sides of the installation groove (21), and second limiting sliding blocks (25) are fixedly connected on both sides of the limiting block (22).

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