CN202595465U - Computer controlled facial suture shearing device for flat-head button-hole sewing machine - Google Patents
Computer controlled facial suture shearing device for flat-head button-hole sewing machine Download PDFInfo
- Publication number
- CN202595465U CN202595465U CN 201220178341 CN201220178341U CN202595465U CN 202595465 U CN202595465 U CN 202595465U CN 201220178341 CN201220178341 CN 201220178341 CN 201220178341 U CN201220178341 U CN 201220178341U CN 202595465 U CN202595465 U CN 202595465U
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- Prior art keywords
- upper thread
- shear
- facial suture
- suture
- shearing device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a computer controlled facial suture shearing device for a flat-head button-hole sewing machine. The computer controlled facial suture shearing device comprises a motor connection plate and a step motor; an output shaft of the step motor is fixed with a groove cam with a left sliding groove and a right sliding groove; the left side of the motor connection plate is provided with a sensor which is used for detecting whether the high point of the groove cam is positioned on the right-most side; a left connection rod and a right connection rod which are provided with a roller respectively are rotatably arranged on the motor connection plate; the rollers can slide along the left sliding groove and the right sliding groove; a drive connection rod is arranged outside the right connection rod and is connected with a shear frame; the front end of the shear frame is connected with a facial suture shear; a support shaft which can poke the facial suture shear to slide into and out of a groove port is arranged in the groove port of the front end of the shear frame; the lower end of the right connection rod is connected with a shearing crank; and the front end of the shearing crank is connected with a poking assembly which controls the facial suture shear to act. According to the computer controlled facial suture shearing device, the step motor is controlled by a computer system to act to drive the facial suture shear so as to shear facial sutures; and the computer controlled facial suture shearing device is simple in structure, and can act accurately, control the length of suture heads, and guarantee the sewing quality.
Description
Technical field
The utility model relates to the industrial sewing machine technical field, especially a kind of computer control tack Buttonhole sewing machine upper thread clipping apparatus.
Background technology
It is through the eccentric shaft cam fixed position on the Sewing machines that the upper thread of traditional mechanical Buttonhole sewing machine is cut off mechanism; In once circulation sewing back drive correlated parts completion upper thread trimming action; Mechanism is complicated, is difficult for adjustment, owing to be mechanical device; Can't utilize the advantage of electromechanical integration, so the end of a thread length of trimming is difficult to control.If the end of a thread is long, then need operation to accomplish after, the artificial pruning badly influences the quality of seam article.Because electron controls technology is applied to Sewing machines, utilizes electronically controlled flexible technology to have higher requirement to Sewing machines.
The utility model content
The technical problem that the utility model will solve is: overcome the deficiency in the prior art; A kind of computer control tack Buttonhole sewing machine upper thread clipping apparatus is provided; In order to the function that the flexible technical optimization that computerizeds control is cut upper thread, reach effectively correct and cut upper thread, grab line, the purpose of unwrapping wire.
The utility model solves the technical scheme that its technical problem adopted: a kind of computer control tack Buttonhole sewing machine upper thread clipping apparatus, comprise connecting plate for electric motor, and be fixed with stepper motor on the connecting plate for electric motor; Be fixed with grooved cam on the stepper motor output shaft; The connecting plate for electric motor left side is provided with detects the high sensor of putting when being positioned at the rightmost side of grooved cam, and both sides, grooved cam center have left chute and right rail respectively, rotate respectively on the connecting plate for electric motor and are provided with left connecting rod and the right connecting rod with roller; Said roller can slide along left chute and right rail respectively; Be provided with drive link in the right connecting rod outside, drive link is connected with shear shank, and the shear shank front end is connected with the upper thread scissors; The shear shank front end also has notch; Be provided with the fulcrum that can make shear shank drive upper thread scissors slide into, skid off in the notch, the right connecting rod lower end is connected with the trimming crank, and trimming crank front end is connected with the shifting component of control upper thread scissor action.
Described upper thread scissors comprises stationary knife, moving knife and grabs the line plate, and stationary knife is caught suture, and moving knife is cut off suture, cut off suture after, shifting component is stirred the moving knife loose ends.
The beneficial effect of the utility model is: the utility model drives the upper thread scissor action through the action of computer system control stepper motor, and the realization upper thread is cut off, and is simple in structure, proper, and the control line head length is short preferably, guarantees sewing quality.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the left side stravismus structural representation of the utility model.
Fig. 2 is the right side stravismus structural representation of the utility model.
1. connecting plate for electric motor, 2. stepper motors, 3. grooved cams, 4. sensors, 5. left chute 6. right rails 7. rollers 8. left connecting rod 9. right connecting rods 10. drive link 11. shear shanks 12. upper thread scissors 13. notches 14. fulcrums 15. trimming cranks 16. shifting component 17. stationary knifes 18. moving knife 19. are grabbed the line plate among the figure
The specific embodiment
Combine accompanying drawing that the utility model is further described now.These accompanying drawings are only explained the basic structure of the utility model in a schematic way, so it only shows the formation relevant with the utility model.
Like Fig. 1, a kind of computer control tack Buttonhole sewing machine upper thread clipping apparatus shown in Figure 2; Comprise connecting plate for electric motor 1; Be fixed with stepper motor 2 on the described connecting plate for electric motor 1 as power source; Be fixed on grooved cam 3 on stepper motor 2 output shafts, both sides, grooved cam 3 center have left chute 5 and right rail 6 respectively, are respectively equipped with left connecting rod 8, right connecting rod 9 with roller 7 on the connecting plate for electric motor 1; Said roller 7 respectively can be along a left side sliding 5 slides with right rail 6, be respectively applied for control flume cam 3 lefts to right-hand to curvilinear motion.
Be provided with drive link 10 in right connecting rod 9 outsides, drive link 10 is connected with shear shank 11, and shear shank 11 front ends are connected with upper thread scissors 12; Upper thread scissors 12 comprises stationary knife 17, moving knife 18 and grabs line plate 19; Stationary knife 17 is caught suture when trimming, 18 of moving knife are cut off suture, and shear shank 11 front ends have notch 13; Be provided with fulcrum 14 in the notch 13, can make upper thread scissors 12 rely on fulcrum 14 to drive and slide into, skid off and accomplish upper thread and cut off by shear shank 11.
Right connecting rod 9 lower ends are connected with trimming crank 15, and trimming crank 15 front ends are connected with the shifting component 16 of control upper thread scissors 12 actions, and after cutting off suture, shifting component 16 is stirred moving knife 18 loose ends.
Connecting plate for electric motor 1 left side is provided with sensor 4, and when sensor 4 detected the high point of grooved cam 3 and is positioned at the rightmost side, sensor 4 work were accomplished a upper thread and cut off action.
When cutting upper thread, drive link 10 drives shear shank 11 actions, and shear shank 11 drives upper thread scissors 12 and relies on fulcrum 14 to slide into; Connecting rod 8 actions in a left side make the upper thread tensioner, and upper thread scissors 12 is cut off upper thread by stationary knife 17 and moving knife 18 interoperations, grab line plate 19 in moving knife 18 actions; Closure is caught remaining the end of a thread, and shear shank 11 drives upper thread scissors 12 and relies on fulcrum 14 to skid off, when making beginning next time; Setting is buried remaining the end of a thread in the suture after being sewn on by sewing machine needle; Shifting component 16 is pushed moving knife 18 aside, grabs line plate 19 and unclamps the end of a thread, begins next circulation and makes.
Above-mentioned embodiment is only for explaining the technical conceive and the characteristics of the utility model; Its purpose is to let the personage that is familiar with this technology can understand the content of the utility model and implements; Can not limit the protection domain of the utility model with this; All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed in the protection domain of the utility model.
Claims (2)
1. computer control tack Buttonhole sewing machine upper thread clipping apparatus; Comprise connecting plate for electric motor (1); It is characterized in that: be fixed with stepper motor (2) on the described connecting plate for electric motor (1), be fixed with grooved cam (3) on stepper motor (2) output shaft, connecting plate for electric motor (1) left side is provided with detects the high sensor of putting when being positioned at the rightmost side (4) of grooved cam (3); Grooved cam (3) both sides, center have left chute (5) and right rail (6) respectively; Rotate respectively on the connecting plate for electric motor (1) and be provided with have roller left connecting rod (8), the right connecting rod (9) of (7), said roller (7) can slide along left chute (5) and right rail (6) respectively, outside right connecting rod (9), be provided with drive link (10); Drive link (10) is connected with shear shank (11); Shear shank (11) front end is connected with upper thread scissors (12), and shear shank (11) front end also has notch (13), is provided with in the notch (13) to make shear shank (11) drive the fulcrum (14) that upper thread scissors (12) slides into, skids off; Right connecting rod (9) lower end is connected with trimming crank (15), and trimming crank (15) front end is connected with the shifting component (16) of control upper thread scissors (12) action.
2. computer control tack Buttonhole sewing machine upper thread clipping apparatus according to claim 1 is characterized in that: described upper thread scissors (12) comprises stationary knife (17), moving knife (18) and grabs line plate (19) that shifting component (16) is stirred moving knife (18) loose ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220178341 CN202595465U (en) | 2012-04-24 | 2012-04-24 | Computer controlled facial suture shearing device for flat-head button-hole sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220178341 CN202595465U (en) | 2012-04-24 | 2012-04-24 | Computer controlled facial suture shearing device for flat-head button-hole sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202595465U true CN202595465U (en) | 2012-12-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220178341 Expired - Fee Related CN202595465U (en) | 2012-04-24 | 2012-04-24 | Computer controlled facial suture shearing device for flat-head button-hole sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202595465U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012362A (en) * | 2016-07-24 | 2016-10-12 | 浙江越隆缝制设备有限公司 | High precision thread trimming device and method for embroidery machine |
| CN109898246A (en) * | 2019-04-16 | 2019-06-18 | 江西禾丰电子机械有限公司 | Seam embroiders heating wire cutting facility and equipment |
| CN111663256A (en) * | 2020-06-24 | 2020-09-15 | 拓卡奔马机电科技有限公司 | Thread loosening device and buttonholing machine |
| CN114481477A (en) * | 2022-01-19 | 2022-05-13 | 浙江美机缝纫机有限公司 | Thread trimming mechanism of sewing machine, presser foot lifting mechanism and sewing machine |
-
2012
- 2012-04-24 CN CN 201220178341 patent/CN202595465U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012362A (en) * | 2016-07-24 | 2016-10-12 | 浙江越隆缝制设备有限公司 | High precision thread trimming device and method for embroidery machine |
| CN109898246A (en) * | 2019-04-16 | 2019-06-18 | 江西禾丰电子机械有限公司 | Seam embroiders heating wire cutting facility and equipment |
| CN109898246B (en) * | 2019-04-16 | 2024-04-05 | 江西禾丰电子机械有限公司 | Stitch embroidery electric heating wire cutting device and equipment |
| CN111663256A (en) * | 2020-06-24 | 2020-09-15 | 拓卡奔马机电科技有限公司 | Thread loosening device and buttonholing machine |
| CN111663256B (en) * | 2020-06-24 | 2021-11-05 | 拓卡奔马机电科技有限公司 | Thread loosening device and buttonholing machine |
| CN114481477A (en) * | 2022-01-19 | 2022-05-13 | 浙江美机缝纫机有限公司 | Thread trimming mechanism of sewing machine, presser foot lifting mechanism and sewing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20170424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |