CN220846577U - Thread cutting device of sewing machine - Google Patents
Thread cutting device of sewing machine Download PDFInfo
- Publication number
- CN220846577U CN220846577U CN202322779769.5U CN202322779769U CN220846577U CN 220846577 U CN220846577 U CN 220846577U CN 202322779769 U CN202322779769 U CN 202322779769U CN 220846577 U CN220846577 U CN 220846577U
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- fixedly connected
- mounting groove
- slider
- workstation
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- 238000009958 sewing Methods 0.000 title claims abstract description 38
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 238000009966 trimming Methods 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000007787 solid Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 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
- 230000009286 beneficial effect Effects 0.000 description 1
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- 235000005607 chanvre indien Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 229920002994 synthetic fiber Polymers 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
The utility model discloses a thread cutting device of a sewing machine, which relates to the technical field of sewing machines and comprises a workbench and a mounting block, wherein a first mounting groove is formed in the workbench, a connecting block is fixedly arranged on one side of the mounting block, a second mounting groove is formed in the connecting block, a first rotating shaft is rotatably connected in the second mounting groove, a first handle is fixedly connected at one end of the first rotating shaft, a rotating roller is fixedly sleeved on the surface of the first handle, a connecting rope is fixedly connected on one side of the rotating roller, a third mounting groove is formed in the connecting block, a first spring is fixedly arranged in the third mounting groove, a limiting block is fixedly connected on one side of the first spring, and the limiting block is fixedly connected with the connecting rope, and the thread cutting device has the advantages that: the elastic force of the first spring is utilized to enable the limiting block to move into the limiting groove, the replacement work of the movable cutter is completed, the movable cutter obtuse can be quickly replaced, maintenance time is shortened, and working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of sewing machines, in particular to a thread cutting device of a sewing machine.
Background
The sewing machine is a machine which uses one or more sewing threads to form one or more kinds of stitch on the sewing material, so that one or more layers of the sewing material are interwoven or sewn together, the sewing machine can be used for sewing fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastics, paper and the like, the sewn stitch is neat, beautiful, flat and firm, the sewing speed is high, the use is simple and convenient, and artistic forms such as hand-push embroidery and the like are derived from the stitch.
According to the application number: the utility model provides a cut line device for on sewing equipment of CN202221915395.4, includes solid frame, is solid structure, and the through-hole has been seted up at the top of solid frame, and the top fixed mounting of solid frame has the sewing organism, and the bottom fixed mounting of solid frame has two sets of landing legs, and two sets of landing legs are symmetric distribution, is provided with sewing mechanism on the sewing organism, and the through-hole is located sewing mechanism under, cuts the mechanism, sets up the bottom at the sewing organism, it includes first electronic hydraulic stem, last edge and induction plate to cut the mechanism, and sewing machine's bottom is provided with first electronic hydraulic stem, and the free end fixed mounting of first electronic hydraulic stem has last edge, cuts the line device and can become dullness after using for a long time, causes the condition of cutting constantly, needs to maintain, and the free end fixed mounting of first electronic hydraulic stem of this application has last edge, and it is comparatively inconvenient to maintain, for this reason we propose a sewing machine to cut line device.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a thread cutting device of a sewing machine, which solves the problems in the background art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a sewing machine cuts line device, includes workstation, installation piece, first mounting groove has been seted up to the inside of workstation, one side fixed mounting of installation piece has the connecting block, the second mounting groove has been seted up to the inside of connecting block, the inside rotation of second mounting groove is connected with first pivot, the one end fixedly connected with first handle of first pivot, the fixed surface of first handle has cup jointed the commentaries on classics roller, one side fixedly connected with of commentaries on classics roller connects the rope, the third mounting groove has been seted up to the inside of connecting block, the inside fixed mounting of third mounting groove has first spring, one side fixedly connected with stopper of first spring, stopper and connection rope fixed connection, the draw-in groove has been seted up on the surface of installation piece, the inside of draw-in groove is provided with the sword that moves, the spacing groove has been seted up on the surface of sword, the stopper runs through the spacing groove.
Preferably, one side fixedly connected with pull rod of installation piece, the one end fixedly connected with second handle of pull rod, first spout has been seted up to the inside of workstation, the inside fixedly connected with connecting rod of first spout, the inside sliding connection of first spout has first slider, the connecting rod runs through first slider, one side fixedly connected with second spring of first slider.
Preferably, the surface of the workbench is provided with a wire penetrating groove, the interior of the workbench is provided with a fourth mounting groove, and the interior of the fourth mounting groove is fixedly connected with a tool apron.
Preferably, the second chute is arranged in the workbench, the motor is fixedly connected to the workbench, the screw rod is rotationally connected to the second chute, one end of the screw rod is fixedly connected with the output end of the motor, the second slider is slidably connected to the second chute, the second slider is in threaded connection with the screw rod, and an electromagnet is fixedly connected to one end of the second slider.
Preferably, the inside fixedly connected with T type spout of workstation, the inside slip of T type spout has the third slider, the one end fixedly connected with of third slider does not have magnetic spring, the one end fixedly connected with iron plate of no magnetic spring.
Preferably, the iron block is magnetically connected with the electromagnet, and a sewing device is fixedly arranged on the surface of the workbench.
The utility model provides a thread cutting device of a sewing machine, which has the following beneficial effects:
1. This sewing machine cuts line device can drive first pivot through rotating first handle and rotate, and first pivot is rotatory can drive the roller on surface and rotate, utilizes the roller to rotate and accomodate the rope of connecting, can drive the stopper and remove, and the stopper removes and compress first spring, makes the stopper remove the outside of spacing groove, cancel the spacing work to moving the sword, after changing the sword, utilizes the resilience force of first spring to make the stopper remove the inside of spacing groove, accomplishes the change work of moving the sword, can change fast when moving sword obtuse, reduces the time of maintenance, has improved work efficiency.
2. This sewing machine cuts line device, when need cut the line, utilize electro-magnet and iron plate magnetism to be connected, can accomplish the centre gripping work to the line, after cutting the line work is accomplished, can drive the lead screw through the output of motor and rotate, utilize lead screw and second slider threaded connection, can drive the inside slip of second slider at the second spout, the second slider removes and can drive the electro-magnet and remove, make the end of a thread remove the outside of workstation, can draw the surface of workstation with the line fast after cutting the line work is accomplished, reduce the time of threading, the functionality and the practicality of equipment have been improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a side cross-sectional view of a wire trough of the present utility model;
fig. 3 is an enlarged view of the utility model at a in fig. 1.
In the figure: 1. a work table; 2. a first mounting groove; 3. a mounting block; 4. a connecting block; 5. a second mounting groove; 6. a first rotating shaft; 7. a first handle; 8. a rotating roller; 9. a connecting rope; 10. a third mounting groove; 11. a first spring; 12. a limiting block; 13. a clamping groove; 14. a movable knife; 15. a limit groove; 16. a pull rod; 17. a second handle; 18. a first chute; 19. a first slider; 20. a second spring; 21. a wire penetrating groove; 22. a fourth mounting groove; 23. a tool apron; 24. a second chute; 25. a screw rod; 26. a second slider; 27. an electromagnet; 28. a T-shaped chute; 29. a third slider; 30. a non-magnetic spring; 31. iron blocks; 32. a sewing device; 33. a motor; 34. and (5) connecting a rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Embodiment one:
Referring to fig. 1 to 3, the present utility model provides a technical solution: a thread cutting device of a sewing machine comprises a workbench 1 and a mounting block 3, wherein a first mounting groove 2 is formed in the workbench 1, a connecting block 4 is fixedly arranged on one side of the mounting block 3, a second mounting groove 5 is formed in the connecting block 4, a first rotating shaft 6 is rotatably connected in the second mounting groove 5, a first handle 7 is fixedly connected to one end of the first rotating shaft 6, a rotating roller 8 is fixedly sleeved on the surface of the first handle 7, a connecting rope 9 is fixedly connected to one side of the rotating roller 8, a third mounting groove 10 is formed in the connecting block 4, a first spring 11 is fixedly arranged in the third mounting groove 10, a limiting block 12 is fixedly connected to the connecting rope 9, a clamping groove 13 is formed in the surface of the mounting block 3, a movable cutter 14 is arranged in the clamping groove 13, a limiting groove 15 is formed in the surface of the movable cutter 14, the limiting block 12 penetrates through the limiting groove 15, one side of the mounting block 3 is fixedly connected with a pull rod 16, one end of the pull rod 16 is fixedly connected with a second handle 17, a first chute 18 is formed in the workbench 1, a connecting rod 34 is fixedly connected in the first chute 18, a first slide block 19 is slidingly connected in the first chute 18, the connecting rod 34 penetrates through the first slide block 19, a second spring 20 is fixedly connected on one side of the first slide block 19, the connecting rope 9 is stored by rotating the rotating roller 8, the limiting block 12 can be driven to move, the limiting block 12 moves to compress the first spring 11, the limiting block 12 moves to the outside of the limiting groove 15, the limiting work of the movable knife 14 is canceled, after the movable knife 14 is replaced, the limiting block 12 moves to the inside of the limiting groove 15 by utilizing the resilience force of the first spring 11, the replacing work of the movable knife 14 is completed, and the movable knife 14 can be quickly replaced when the movable knife 14 obtuse, the maintenance time is reduced, and the working efficiency is improved.
Embodiment two:
The surface of workstation 1 has seted up wire casing 21, the fourth mounting groove 22 has been seted up to the inside of workstation 1, the inside fixedly connected with blade holder 23 of fourth mounting groove 22, the second spout 24 has been seted up to the inside of workstation 1, the inside fixedly connected with motor 33 of workstation 1, the inside rotation of second spout 24 is connected with lead screw 25, the one end of lead screw 25 and the output fixed connection of motor 33, the inside sliding connection of second spout 24 has second slider 26, second slider 26 and lead screw 25 threaded connection, the one end fixedly connected with electro-magnet 27 of second slider 26, the inside fixedly connected with T type spout 28 of workstation 1, the inside sliding of T type spout 28 has third slider 29, the one end fixedly connected with nonmagnetic spring 30, the one end fixedly connected with iron piece 31 of nonmagnetic spring 30, iron piece 31 and electro-magnet 27 magnetic connection, the surface fixed mounting of workstation 1 has sewing device 32, utilize lead screw 25 and second slider 26 threaded connection, can drive the inside slip of second slider 26 at second spout 24, second slider 26 removes and can drive electro-magnet 27 and move to make the workstation 1 and move to the outside the wire, the practicality is accomplished in the high-speed wire-lead-through device after the workstation 1, the practicality is finished.
In summary, when the thread trimming device of the sewing machine is used, firstly, when the thread is required to be trimmed, the electromagnet 27 is firstly utilized to be in magnetic attraction connection with the iron block 31, the clamping work of the thread can be completed, the second handle 17 is pushed to drive the pull rod 16 to move, the pull rod 16 moves to drive the mounting block 3 to move, the movable knife 14 can extend to the inside of the threading groove 21 through the movement of the mounting block 3, the thread trimming work is completed after the movable knife 14 contacts with the knife seat 23, the lead screw 25 can be driven to rotate through the output end of the motor 33, the second slider 26 can be driven to slide in the second chute 24 through the threaded connection of the lead screw 25 and the second slider 26, the second slider 26 can be driven to move to drive the electromagnet 27, the thread head can be driven to move to the outside of the workbench 1, the thread leading work of the electromagnet 27 is completed, when the movable cutter 14 needs to be replaced, a hand stretches into the first mounting groove 2 from the bottom of the workbench 1, the first rotating shaft 6 can be driven to rotate by rotating the first handle 7, the rotating roller 8 on the surface can be driven to rotate by rotating the first rotating shaft 6, the connecting rope 9 is stored by rotating the rotating roller 8, the limiting block 12 can be driven to move, the limiting block 12 moves to compress the first spring 11, the limiting block 12 moves to the outside of the limiting groove 15, limiting work on the movable cutter 14 is released, the movable cutter 14 is taken out from the inside of the clamping groove 13, a new movable cutter 14 is placed into the inside of the clamping groove 13, the first handle 7 is released immediately, the limiting block 12 is driven to move by the resilience force of the first spring 11, the limiting block 12 moves to penetrate through the limiting groove 15, and replacement work of the movable cutter 14 is completed.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a sewing machine thread cutting device, includes workstation (1), installation piece (3), its characterized in that: the utility model discloses a movable cutter, including workstation (1), connecting block (4), first mounting groove (2) have been seted up to the inside of workstation (1), one side fixed mounting of installation piece (3) has connecting block (4), second mounting groove (5) have been seted up to the inside of connecting block (4), the inside rotation of second mounting groove (5) is connected with first pivot (6), the one end fixedly connected with first handle (7) of first pivot (6), the fixed surface of first handle (7) has cup jointed rotatory roller (8), one side fixedly connected with connecting rope (9) of rotatory roller (8), third mounting groove (10) have been seted up to the inside of connecting block (4), one side fixedly connected with stopper (12) of third mounting groove (10), stopper (12) and connecting rope (9) fixed connection, the surface of installation piece (3) has seted up draw-in groove (13), the inside of draw-in groove (13) is provided with movable cutter (14), the surface of stopper (15) has been seted up spacing groove (15).
2. A sewing machine thread trimming apparatus as recited in claim 1, wherein: one side fixedly connected with pull rod (16) of installation piece (3), one end fixedly connected with second handle (17) of pull rod (16), first spout (18) have been seted up to the inside of workstation (1), the inside fixedly connected with connecting rod (34) of first spout (18), the inside sliding connection of first spout (18) has first slider (19), connecting rod (34) run through first slider (19), one side fixedly connected with second spring (20) of first slider (19).
3. A sewing machine thread trimming apparatus as recited in claim 1, wherein: the surface of workstation (1) has seted up wire through groove (21), the inside of workstation (1) has seted up fourth mounting groove (22), the inside fixedly connected with blade holder (23) of fourth mounting groove (22).
4. A sewing machine thread trimming apparatus as recited in claim 1, wherein: the inside of workstation (1) has seted up second spout (24), the inside fixedly connected with motor (33) of workstation (1), the inside rotation of second spout (24) is connected with lead screw (25), the one end and the output fixed connection of motor (33) of lead screw (25), the inside sliding connection of second spout (24) has second slider (26), second slider (26) and lead screw (25) threaded connection, the one end fixedly connected with electro-magnet (27) of second slider (26).
5. A sewing machine thread trimming apparatus as recited in claim 1, wherein: the inside fixedly connected with T type spout (28) of workstation (1), the inside slip of T type spout (28) has third slider (29), the one end fixedly connected with of third slider (29) does not have magnetic spring (30), the one end fixedly connected with iron plate (31) of no magnetic spring (30).
6. A sewing machine thread trimming apparatus as recited in claim 5, wherein: the iron block (31) is magnetically connected with the electromagnet (27), and a sewing device (32) is fixedly arranged on the surface of the workbench (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322779769.5U CN220846577U (en) | 2023-10-16 | 2023-10-16 | Thread cutting device of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322779769.5U CN220846577U (en) | 2023-10-16 | 2023-10-16 | Thread cutting device of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220846577U true CN220846577U (en) | 2024-04-26 |
Family
ID=90740810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322779769.5U Active CN220846577U (en) | 2023-10-16 | 2023-10-16 | Thread cutting device of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220846577U (en) |
-
2023
- 2023-10-16 CN CN202322779769.5U patent/CN220846577U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |