CN104894762A - Sewing machine with novel thread shifting device - Google Patents
Sewing machine with novel thread shifting device Download PDFInfo
- Publication number
- CN104894762A CN104894762A CN201510337373.2A CN201510337373A CN104894762A CN 104894762 A CN104894762 A CN 104894762A CN 201510337373 A CN201510337373 A CN 201510337373A CN 104894762 A CN104894762 A CN 104894762A
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- crank
- moving device
- fixed head
- thread
- sewing machines
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Abstract
The invention belongs to the technical field of sewing machines, and particularly relates to a sewing machine with a novel thread shifting device. The thread shifting device comprises a driving device, wherein an output shaft of the driving device is connected with a first crank, the first crank is connected with a second crank through a connecting rod, the second crank is connected with a third crank, and one end of the second crank and one end of the third crank are arranged on an installation plate; a drawing cutter rod is arranged on the third crank, a thread drawing sheet is arranged at the lower end of the drawing cutter rod, a rotating pin is installed outside the drawing cutter rod in a sleeving mode and arranged on the installation plate, and a strip-shaped hole for stroke adjustment is formed in the installation plate. According to the sewing machine, the strip-shaped hole is formed in the installation plate, and therefore the movement stroke can be conveniently adjusted; strip-shaped holes formed in a first fixing plate and a second fixing plate are used for adjusting the front-and-rear position and the left-and-right position, and therefore the installation position of the thread shifting device can be flexibly adjusted, the performance is greatly improved, thread drawing is stable, and the phenomenon of reset clamping cannot happen after the sewing machine is used for a long time.
Description
Technical field:
The invention belongs to sewing machine technique field, refer in particular to a kind of Sewing machines with novel thread-moving device.
Background technology:
Existing thread-moving device is due to simple structure, and there is installation site can not flexible modulation and movement travel cannot cause thread-moving device after permanent work by regulable control, easily occurs resetting stuck, hooks line unstable.
Summary of the invention:
The object of this invention is to provide the Sewing machines with novel thread-moving device that a kind of movement travel is adjustable, superior performance, hook line are more stable.
The present invention is achieved in that
A kind of Sewing machines with novel thread-moving device, described thread-moving device includes drive unit, the output shaft connecting crank one of drive unit, crank one passes through connecting rod connecting crank two, crank two connecting crank three, and one end of crank two and crank three is all arranged on a mounting board, crank three is provided with plastic cutter bar, hooks the lower end that line sheet is arranged on plastic cutter bar, outside plastic cutter bar, be set with rotational pin, rotational pin is arranged on a mounting board, described installing plate is provided with the bar hole of adjustment stroke.
In technique scheme, described hook line sheet is connected with hook line bar by pressing plate.
In technique scheme, described hook line sheet is provided with spring leaf.
In technique scheme, described crank one is connected with connecting rod with axial position pin by jump ring.
In technique scheme, described installing plate is provided with fixed head one, fixed head one is provided with fixed head two, fixed head one is provided with the bar hole regulating right position, fixed head two is screwed onto fixed head one by screw through this bar hole.
In technique scheme, described fixed head two is provided with the bar hole regulating front and back position.
In technique scheme, described drive unit is electromagnet or cylinder or motor.
In technique scheme, one end of described rotational pin is plugged in the installing hole of installing plate, and is fixed by jump ring.
The advantage that the present invention gives prominence to compared to existing technology is:
1, installing plate of the present invention is arranged on bar hole and is convenient to adjustment movement stroke, bar hole on fixed head one and fixed head two is for regulating front and back position and right position, the installation site of thread-moving device can be regulated neatly, greatly perfect performance, hook line stabilization, after Long-Time Service, also there will not be the stuck phenomenon that resets;
2, structure improvement of the present invention, superior performance.
Accompanying drawing illustrates:
Fig. 1 is one of schematic perspective view of the present invention;
Fig. 2 is schematic perspective view two of the present invention;
Fig. 3 is schematic perspective view three of the present invention;
Fig. 4 is top view of the present invention;
Fig. 5 is rearview of the present invention.
Detailed description of the invention:
With specific embodiment, the invention will be further described below, see Fig. 1-5:
Have a Sewing machines for novel thread-moving device, described thread-moving device includes drive unit, and fixed by screw in the installing hole that the output shaft 1 of drive unit is arranged on crank 1, crank 1 is by connecting rod 3 connecting crank 24.Wherein, the two ends of connecting rod 3 are connected with crank 1, crank 24 respectively by axial position pin and jump ring.Installing plate 5 is provided with sleeve 6, is provided with bearing pin 7 in sleeve 6, the two ends of bearing pin 7 are separately positioned in the installing hole of crank 24 and crank 38, and are fixed by screw, and crank 24 and crank 38 lay respectively at the both sides of installing plate 5.Crank 38 is provided with plastic cutter bar 9, hook the lower end that line sheet 10 is arranged on plastic cutter bar 9, be set with rotational pin 11 outside plastic cutter bar 9, rotational pin 11 is arranged on installing plate 5, plastic cutter bar 9 moves back and forth along the installing hole of rotational pin 11, described installing plate 5 is provided with the bar hole 12 of adjustment stroke.
In technique scheme, described hook line sheet 10 is connected with hook line bar 9 by pressing plate 13.
In technique scheme, described hook line sheet 10 is provided with spring leaf 14.
In technique scheme, described crank 1 is connected with connecting rod 3 with axial position pin by jump ring.
In technique scheme, described installing plate 5 is provided with fixed head 1, fixed head 1 is provided with fixed head 2 16, fixed head 1 is provided with the bar hole regulating right position, fixed head 2 16 is screwed onto fixed head 1 by screw through this bar hole.
In technique scheme, described fixed head 2 16 is provided with the bar hole 17 regulating front and back position.Bar hole on fixed head 1 and fixed head 2 16 coordinates and then regulates the position of thread-moving device front, rear, left and right.
In technique scheme, described drive unit is electromagnet 18 or cylinder or motor.
In technique scheme, one end of described rotational pin 11 is plugged in the installing hole of installing plate 9, and is fixed by jump ring 18.
Operation principle of the present invention is:
The output shaft 1 of electromagnet 18 rotates and drives crank 1, crank 1 drives crank 24 to rotate by connecting rod 3, crank 24 and crank 38 are loaded on same bearing pin 7, crank 24 rotates and drives crank 38 to rotate, plastic cutter bar 9 is driven to rotate by certain track, make hook line sheet 10 hook line, spring leaf can clamp line.
Above-described embodiment is only one of preferred embodiment of the present invention, not limits practical range of the present invention with this, therefore: all equivalence changes done according to shape of the present invention, structure, principle, all should be covered by within protection scope of the present invention.
Claims (8)
1. one kind has the Sewing machines of novel thread-moving device, it is characterized in that: described thread-moving device includes drive unit, the output shaft connecting crank one of drive unit, crank one is by connecting rod connecting crank two, crank two connecting crank three, and one end of crank two and crank three is all arranged on a mounting board, crank three is provided with plastic cutter bar, hook the lower end that line sheet is arranged on plastic cutter bar, rotational pin is set with outside plastic cutter bar, rotational pin is arranged on a mounting board, described installing plate is provided with the bar hole of adjustment stroke.
2. a kind of Sewing machines with novel thread-moving device according to claim 1, is characterized in that: described hook line sheet is connected with hook line bar by pressing plate.
3. a kind of Sewing machines with novel thread-moving device according to claim 1 and 2, is characterized in that: described hook line sheet is provided with spring leaf.
4. a kind of Sewing machines with novel thread-moving device according to claim 1, is characterized in that: described crank one is connected with connecting rod with axial position pin by jump ring.
5. a kind of Sewing machines with novel thread-moving device according to claim 1, it is characterized in that: described installing plate is provided with fixed head one, fixed head one is provided with fixed head two, fixed head one is provided with the bar hole regulating right position, fixed head two is screwed onto fixed head one by screw through this bar hole.
6. a kind of Sewing machines with novel thread-moving device according to claim 5, is characterized in that: described fixed head two is provided with the bar hole regulating front and back position.
7. a kind of Sewing machines with novel thread-moving device according to claim 1, is characterized in that: described drive unit is electromagnet or cylinder or motor.
8. a kind of Sewing machines with novel thread-moving device according to claim 1, is characterized in that: one end of described rotational pin is plugged in the installing hole of installing plate, and is fixed by jump ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510337373.2A CN104894762B (en) | 2015-06-17 | 2015-06-17 | A kind of sewing machine with new thread-moving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510337373.2A CN104894762B (en) | 2015-06-17 | 2015-06-17 | A kind of sewing machine with new thread-moving device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104894762A true CN104894762A (en) | 2015-09-09 |
| CN104894762B CN104894762B (en) | 2017-06-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510337373.2A Active CN104894762B (en) | 2015-06-17 | 2015-06-17 | A kind of sewing machine with new thread-moving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104894762B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133212A (en) * | 2015-09-19 | 2015-12-09 | 浙江中捷缝纫科技有限公司 | Thread drawing device of sewing machine |
| CN110241528A (en) * | 2019-07-03 | 2019-09-17 | 天津工业大学 | A kind of unilateral stitching devices thread-laying mechanism of carbon fiber precast body |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201268773Y (en) * | 2008-07-30 | 2009-07-08 | 高林股份有限公司 | Upper decorative thread poking apparatus of sewing machine |
| CN201883274U (en) * | 2010-12-16 | 2011-06-29 | 深圳市雅诺缝纫设备有限公司 | Thread hooking and clipping device |
| CN103088559A (en) * | 2011-10-29 | 2013-05-08 | 上海贵衣缝纫设备有限公司 | Transverse thread wiping mechanism for electronic pattern bartacking machines |
| US8651037B1 (en) * | 2012-10-12 | 2014-02-18 | Hsien-Chang Tseng | Drive structure for driving an upper thread wiper of a sewing machine |
| CN204000215U (en) * | 2014-07-08 | 2014-12-10 | 浙江大森缝纫机有限公司 | Sewing machines pull out line apparatus |
-
2015
- 2015-06-17 CN CN201510337373.2A patent/CN104894762B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201268773Y (en) * | 2008-07-30 | 2009-07-08 | 高林股份有限公司 | Upper decorative thread poking apparatus of sewing machine |
| CN201883274U (en) * | 2010-12-16 | 2011-06-29 | 深圳市雅诺缝纫设备有限公司 | Thread hooking and clipping device |
| CN103088559A (en) * | 2011-10-29 | 2013-05-08 | 上海贵衣缝纫设备有限公司 | Transverse thread wiping mechanism for electronic pattern bartacking machines |
| US8651037B1 (en) * | 2012-10-12 | 2014-02-18 | Hsien-Chang Tseng | Drive structure for driving an upper thread wiper of a sewing machine |
| CN204000215U (en) * | 2014-07-08 | 2014-12-10 | 浙江大森缝纫机有限公司 | Sewing machines pull out line apparatus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133212A (en) * | 2015-09-19 | 2015-12-09 | 浙江中捷缝纫科技有限公司 | Thread drawing device of sewing machine |
| CN105133212B (en) * | 2015-09-19 | 2017-07-18 | 浙江中捷缝纫科技有限公司 | A kind of thread-moving device of sewing machine |
| CN110241528A (en) * | 2019-07-03 | 2019-09-17 | 天津工业大学 | A kind of unilateral stitching devices thread-laying mechanism of carbon fiber precast body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104894762B (en) | 2017-06-27 |
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Address after: 318000 no.1008, east section of Donghai Avenue, Sanjia, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Jack Technology Co.,Ltd. Address before: 318000 No. 15 Airport South Road, Jiaojiang District, Zhejiang, Taizhou Patentee before: JACK SEWING MACHINE Co.,Ltd. |