CN215366281U - Thread trimming mechanism of sewing machine - Google Patents
Thread trimming mechanism of sewing machine Download PDFInfo
- Publication number
- CN215366281U CN215366281U CN202121854876.4U CN202121854876U CN215366281U CN 215366281 U CN215366281 U CN 215366281U CN 202121854876 U CN202121854876 U CN 202121854876U CN 215366281 U CN215366281 U CN 215366281U
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- Prior art keywords
- fixed
- sewing machine
- thread trimming
- slide bar
- transverse moving
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- Expired - Fee Related
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- 238000009966 trimming Methods 0.000 title claims abstract description 48
- 238000009958 sewing Methods 0.000 title claims abstract description 42
- 238000005520 cutting process Methods 0.000 claims abstract description 23
- 240000007643 Phytolacca americana Species 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 description 4
- 210000003813 thumb Anatomy 0.000 description 4
- 210000005224 forefinger Anatomy 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 239000000463 material 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
- 229920000297 Rayon Polymers 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003811 finger Anatomy 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Images
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The utility model discloses a thread trimming mechanism of a sewing machine, which relates to the technical field of sewing machines and comprises a sewing machine main body, wherein a clothes placing table is fixedly arranged on the side surface of the sewing machine main body, a thread trimming mechanism is fixedly arranged at the top of the clothes placing table, the thread trimming mechanism comprises a transverse moving mechanism and a thread trimming component, the transverse moving mechanism is fixedly arranged at the top of the clothes placing table, the thread trimming component is fixedly arranged at the left side of the transverse moving mechanism, the thread trimming component drives the transverse moving mechanism to move left and right in the horizontal direction, and a second sliding rod in the thread trimming component drives a cutting tool to move back and forth along the direction vertical to a paper surface. When the clothes placing table is used, the clothes do not need to be removed from the top of the clothes placing table, meanwhile, the whole operation can be completed by one hand, and in addition, the safety is higher.
Description
Technical Field
The utility model relates to the technical field of sewing machines, in particular to a thread trimming mechanism of a sewing machine.
Background
The sewing machine is a machine for forming one or more stitches on a material to be sewn by using one or more sewing threads to interlace or sew one or more layers of the material, and is mainly used for sewing fabrics such as cotton, hemp, silk, wool, rayon and the like, and products such as leather, plastics, paper and the like.
Patent application publication No. CN 213232717U's utility model discloses a sewing machine thread trimming mechanism, including bottom plate and sewing machine body, the last fixed surface of bottom plate is connected with the sewing machine body, the last surface swing joint of bottom plate has the telescopic link, the first blade of top fixedly connected with of telescopic link, the spacing groove has been seted up to the upper surface of sewing machine body, the inside of spacing groove is provided with the second blade, the one end of second blade is pegged graft and is had the second pivot, the one end fixedly connected with second motor of second pivot. This sewing machine thread trimming mechanism, whole operation process is simple and convenient, does not have complicated mechanical motion, can effectively reduce the cost of production, and the telescopic link makes first blade at the sewing in-process, can compress tightly fixedly to the surface fabric, prevents to skew at the sewing in-process, and the second blade is placed at the spacing inslot portion, can prevent that thread trimming mechanism from causing the injury to the user, has still increased the security of equipment when should shearing the mechanism and have improved sewing efficiency.
However, the above-mentioned device still has some shortcomings when in actual use, and it is obvious that in order to make the second blade function well, before trimming, a technician needs to pick up the clothes placed on the top of the bottom plate, and then the second blade is prevented from being blocked by the clothes, so that the operation is inconvenient, and meanwhile, the technician is easily accidentally injured in the sewing process, and the safety is poor.
Therefore, it is necessary to provide a thread trimming mechanism for a sewing machine to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a thread trimming mechanism of a sewing machine, which aims to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a sewing machine thread trimming mechanism, includes the sewing machine main part, the fixed clothing that is provided with in sewing machine main part side places the platform, the fixed thread trimming mechanism that is provided with in platform top is placed to the clothing, thread trimming mechanism includes lateral shifting mechanism and thread trimming subassembly, lateral shifting mechanism is fixed to be set up in the clothing and places the platform top, the thread trimming subassembly is fixed to be set up in the lateral shifting mechanism left side, the thread trimming subassembly drives and removes about the lateral shifting mechanism horizontal direction, second slide bar in the thread trimming subassembly drives the direction back-and-forth movement of cutting the cutter along the perpendicular to paper.
Preferably, the lateral shifting mechanism comprises a mounting plate, a first sliding rod, a first limiting block, a mounting block, a first return spring and a poke rod.
Preferably, the mounting panel is fixed to be set up in the clothing and places a top portion, the slip runs through in the horizontal direction of first slide bar and sets up on the mounting panel, first stopper is fixed to be set up in first slide bar right-hand member, the installation piece is fixed to be set up in first slide bar left end, first reset spring cup joints and sets up in the first slide bar outside, and first reset spring right-hand member and mounting panel fixed connection to and first reset spring left end and installation piece fixed connection, the poker rod is fixed to be set up in installation piece bottom.
Preferably, the thread trimming assembly comprises a back plate, a second sliding rod, a pressing block, a second limiting block, a second return spring, a mounting ring and a cutting tool.
Preferably, the backplate is fixed to be set up in installation piece left side, the second slide bar slides along the paper direction and runs through and set up on the backplate, the briquetting is fixed to be set up in second slide bar front end, the second stopper is fixed to be set up in second slide bar rear end, second reset spring cup joints and sets up in the second slide bar outside, and second reset spring front end and backplate fixed connection to and second reset spring rear end and second stopper fixed connection, the collar is fixed to be cup jointed and set up in second slide bar outside front end, the cutter that cuts is fixed to be set up in collar left side.
The utility model has the technical effects and advantages that:
the transverse moving mechanism and the thread cutting assembly are arranged, so that when thread cutting is needed, the poke rod is poked leftwards by using a forefinger, the poke rod further drives the first sliding rod to slide leftwards on the mounting plate through the mounting block, meanwhile, the thread cutting assembly moves leftwards integrally, the sewing thread gradually enters between the back plate and the cutting tool, then the pressing block is pressed by using a thumb, the pressing block drives the second sliding rod to slide backwards on the back plate, the second sliding rod drives the cutting tool to move towards the direction close to the back plate through the mounting ring, and the sewing thread is cut.
Drawings
Fig. 1 is a schematic overall front view structure of the present invention.
Fig. 2 is a schematic front view of the thread trimming mechanism of the present invention.
Fig. 3 is a schematic top view of the thread trimming mechanism of the present invention.
In the figure: 1. a sewing machine main body; 2. a laundry placing table; 3. a thread trimming mechanism; 4. a lateral movement mechanism; 41. mounting a plate; 42. a first slide bar; 43. a first stopper; 44. mounting blocks; 45. a first return spring; 46. a poke rod; 5. a thread trimming assembly; 51. a back plate; 52. a second slide bar; 53. briquetting; 54. a second limiting block; 55. a second return spring; 56. a mounting ring; 57. and (5) cutting a cutter.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a thread trimming mechanism of a sewing machine as shown in figures 1-3, which comprises a sewing machine main body 1, wherein a clothes placing table 2 is fixedly arranged on the side surface of the sewing machine main body 1, a thread trimming mechanism 3 is fixedly arranged on the top of the clothes placing table 2, the thread trimming mechanism 3 comprises a transverse moving mechanism 4 and a thread trimming component 5, the transverse moving mechanism 4 is fixedly arranged on the top of the clothes placing table 2, the thread trimming component 5 is fixedly arranged on the left side of the transverse moving mechanism 4, the thread trimming component 5 drives the transverse moving mechanism 4 to move left and right in the horizontal direction, and a second sliding rod 52 in the thread trimming component 5 drives a cutting tool 57 to move back and forth along the direction vertical to the paper surface.
As shown in fig. 2, the lateral movement mechanism 4 includes a mounting plate 41, a first slide lever 42, a first stopper 43, a mounting block 44, a first return spring 45, and a tap lever 46.
More specifically, the mounting plate 41 is fixedly arranged on the top of the clothes placing table 2, the first sliding rod 42 is arranged on the mounting plate 41 in a sliding and penetrating way in the horizontal direction, the first limiting block 43 is fixedly arranged at the right end of the first sliding rod 42, the mounting block 44 is fixedly arranged at the left end of the first sliding rod 42, the first return spring 45 is sleeved and arranged at the outer side of the first sliding rod 42, and the right end of the first return spring 45 is fixedly connected with the mounting plate 41, and the left end of the first return spring 45 is fixedly connected with the mounting block 44, the poke rod 46 is fixedly arranged at the bottom of the mounting block 44, so that a technician can poke the poke rod 46 to the left side by using an index finger, so that the tap lever 46 drives the first sliding rod 42 to slide to the left on the mounting plate 41 through the mounting block 44, at the same time, the thread cutting assembly 5 is moved to the left, and the sewing thread gradually enters between the back plate 51 and the cutting knife 57.
As shown in fig. 3, the thread trimming assembly 5 includes a back plate 51, a second sliding rod 52, a pressing block 53, a second stopper 54, a second return spring 55, a mounting ring 56, and a cutting tool 57.
More specifically, the back plate 51 is fixedly disposed at the left side of the mounting block 44, the second sliding rod 52 is slidably disposed on the back plate 51 along the paper direction, the pressing block 53 is fixedly disposed at the front end of the second sliding rod 52, the second limiting block 54 is fixedly disposed at the rear end of the second sliding rod 52, the second return spring 55 is sleeved at the outer side of the second sliding rod 52, the front end of the second return spring 55 is fixedly connected with the back plate 51, the rear end of the second return spring 55 is fixedly connected with the second limiting block 54, the mounting ring 56 is fixedly sleeved at the front end of the outer side of the second sliding rod 52, the cutting tool 57 is fixedly disposed at the left side of the mounting ring 56, so that a technician can press the pressing block 53 with a thumb, the pressing block 53 drives the second sliding rod 52 to slide on the back plate 51 to the rear side, the second sliding rod 52 drives the cutting tool 57 to move towards the direction close to the back plate 51 through the mounting ring 56, thereby cutting off the sewing thread.
The working principle of the utility model is as follows:
when thread cutting is needed, the poke rod 46 is poked to the left side by using the forefinger, so that the poke rod 46 drives the first sliding rod 42 to slide on the mounting plate 41 to the left side through the mounting block 44, meanwhile, the thread cutting assembly 5 moves to the left integrally, and at the moment, sewing threads gradually enter between the back plate 51 and the cutting tool 57;
the press block 53 is pressed by a thumb, the press block 53 drives the second sliding rod 52 to slide on the back plate 51 towards the rear side, the second sliding rod 52 drives the cutting tool 57 to move towards the direction close to the back plate 51 through the mounting ring 56, and then the sewing thread is cut off;
after the operation is finished, the forefinger and the thumb are moved away, and the transverse moving mechanism 4 and the thread cutting assembly 5 are reset under the driving of the first return spring 45 and the second return spring 55.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a sewing machine thread trimming mechanism, includes sewing machine main part (1), sewing machine main part (1) side is fixed to be provided with the clothing and places platform (2), its characterized in that: the clothes placing table is characterized in that a trimming mechanism (3) is fixedly arranged at the top of the clothes placing table (2), the trimming mechanism (3) comprises a transverse moving mechanism (4) and a trimming assembly (5), the transverse moving mechanism (4) is fixedly arranged at the top of the clothes placing table (2), the trimming assembly (5) is fixedly arranged on the left side of the transverse moving mechanism (4), the trimming assembly (5) drives the transverse moving mechanism (4) to move left and right in the horizontal direction, and a second sliding rod (52) in the trimming assembly (5) drives a cutting tool (57) to move back and forth along the direction perpendicular to the paper surface.
2. The thread trimming mechanism of a sewing machine as claimed in claim 1, wherein: the transverse moving mechanism (4) comprises a mounting plate (41), a first sliding rod (42), a first limiting block (43), a mounting block (44), a first return spring (45) and a poke rod (46).
3. The thread trimming mechanism of a sewing machine as claimed in claim 2, wherein: mounting panel (41) are fixed to be set up and place platform (2) top in the clothing, slide on first slide bar (42) horizontal direction and run through and set up on mounting panel (41), first stopper (43) are fixed to be set up in first slide bar (42) right-hand member, installation piece (44) are fixed to be set up in first slide bar (42) left end, first reset spring (45) cup joint and set up in first slide bar (42) outside, and first reset spring (45) right-hand member and mounting panel (41) fixed connection to and first reset spring (45) left end and installation piece (44) fixed connection, poker rod (46) are fixed to be set up in installation piece (44) bottom.
4. The thread trimming mechanism of a sewing machine as claimed in claim 3, wherein: the trimming component (5) comprises a back plate (51), a second sliding rod (52), a pressing block (53), a second limiting block (54), a second return spring (55), a mounting ring (56) and a cutting tool (57).
5. The thread trimming mechanism of a sewing machine as claimed in claim 4, wherein: backplate (51) are fixed to be set up in installation piece (44) left side, second slide bar (52) slide along the paper direction and run through and set up on backplate (51), briquetting (53) are fixed to be set up in second slide bar (52) front end, second stopper (54) are fixed to be set up in second slide bar (52) rear end, second reset spring (55) cup joint and set up in the second slide bar (52) outside, and second reset spring (55) front end and backplate (51) fixed connection to and second reset spring (55) rear end and second stopper (54) fixed connection, collar (56) are fixed to be cup jointed and set up in second slide bar (52) outside front end, cut cutter (57) fixed setting in collar (56) left side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121854876.4U CN215366281U (en) | 2021-08-10 | 2021-08-10 | Thread trimming mechanism of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121854876.4U CN215366281U (en) | 2021-08-10 | 2021-08-10 | Thread trimming mechanism of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215366281U true CN215366281U (en) | 2021-12-31 |
Family
ID=79617171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121854876.4U Expired - Fee Related CN215366281U (en) | 2021-08-10 | 2021-08-10 | Thread trimming mechanism of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215366281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115058832A (en) * | 2022-08-03 | 2022-09-16 | 浙江翔科缝纫机股份有限公司 | Automatic thread cutting and overlock sewing machine |
-
2021
- 2021-08-10 CN CN202121854876.4U patent/CN215366281U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115058832A (en) * | 2022-08-03 | 2022-09-16 | 浙江翔科缝纫机股份有限公司 | Automatic thread cutting and overlock sewing machine |
| CN115058832B (en) * | 2022-08-03 | 2024-05-03 | 广州名狼箱包有限公司 | Automatic thread cutting overedger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211231 |