CN2739213Y - Sewing machine synchronous presser foot mechanism - Google Patents
Sewing machine synchronous presser foot mechanism Download PDFInfo
- Publication number
- CN2739213Y CN2739213Y CN 200420062398 CN200420062398U CN2739213Y CN 2739213 Y CN2739213 Y CN 2739213Y CN 200420062398 CN200420062398 CN 200420062398 CN 200420062398 U CN200420062398 U CN 200420062398U CN 2739213 Y CN2739213 Y CN 2739213Y
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- CN
- China
- Prior art keywords
- presser foot
- screw
- swinging mounting
- push pipe
- swing
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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 relates to a sewing machine component, particularly a sewing machine synchronous presser foot mechanism which is suitable for the sewing processing of various types of materials, such as leather, chemical fibres, cotton, silks, threads, etc. The utility model comprises a pressure regulating device, a butting pipe, a presser foot and a pressure regulating resetting spring which is arranged between the pressure regulating device and the butting pipe, wherein a swinging connecting mechanism and a swinging and compacting resetting mechanism are arranged between the presser foot and the butting pipe. By designing the motionless presser foot mechanism of the original sewing machine in working time into a synchronous presser foot mechanism with a feeding tooth and a presser foot which synchronously operate, the utility model can easily complete the sewing processing of various workpieces, such as the leather, the chemical fibres, the cotton, the silks, the threads, etc., which are provided with relatively smoother surface and relatively thicker material, thereby, the smoothness of an upper and a lower layers of the workpiece is greatly improved. The utility model has the advantages of stable operation, light sound and work efficiency improvement.
Description
Technical field
The utility model relates to a kind of Sewing machines member, refers in particular to the synchronous presser foot device of a kind of Sewing machines of the sewing processing of all kinds materials such as being applicable to leather, chemical fibre, cotton, silk fabric, silk.
Background technology
Fast development along with the Sewing machines production technology, the Sewing machines product of all kinds structure also produces thereupon, but the cooperation of various Sewing machiness between presser feet and feeding tooth is roughly all the same, this presser foot device is when processing work, its processing feeding process is to be moved by the feeding tooth, workpiece is between presser feet and feeding tooth, and the feeding tooth is done upwards, when moving backward, driven workpiece by the frictional force between workpiece and the feeding tooth and travel forward.The presser foot device of this existing Sewing machines, because the top presser feet is actionless during work, processing exists resistance to presser feet to workpiece, when sewing up, cause the upper strata slow, lower floor is fast, cause the out-of-flatness of levels workpiece, elasticity is inconsistent, particularly for smoother and relatively the defective and the problem that exist of the workpiece of book is more again, for the thicker cloth of sewing processing, there are the problems referred to above equally in leathers etc., though adding general turner meeting in man-hour a little with the lining band layer of staying, but can not well deal with problems, and existing sewing machine running up down, foot pressure is big, fluctuation of service, noise are also big.
Summary of the invention
The utility model is in order to solve the weak point that above-mentioned sewing-machine foot mechanism exists, provide a kind of Sewing machines synchronous presser foot device, it has alleviated the pressure of presser feet itself, reduced the resistance of presser feet, be adapted to the sewing processing work of all kinds materials such as leather, chemical fibre, cotton, silk fabric, silk workpiece.
For achieving the above object, the utility model adopts following scheme: the synchronous presser foot device of a kind of Sewing machines, comprise regulator, push pipe, presser feet and be arranged on regulator and push pipe between pressure regulation, back-moving spring, be provided with swing bindiny mechanism and swing between described presser feet and the push pipe and compress resetting-mechanism.
The utility model further is set to: described swing bindiny mechanism comprises swinging mounting and bottom motion block, an end of wherein going up swinging mounting is fixedly connected on the push pipe, one end of bottom motion block is fixedly connected on the presser feet, the other end of the other end of last swinging mounting and bottom motion block flexibly connects, and the rearward end of last swinging mounting is provided with the spacing member of the amplitude of oscillation.
The described upward other end of swinging mounting and the other end of bottom motion block flexibly connect by swing arm.
The described resetting-mechanism that compresses comprises and compresses connecting rod, holddown spring and fore-set, wherein compresses connecting rod and is socketed in the push pipe, and fore-set is socketed in the lower end in the push pipe, and holddown spring is compressing between connecting rod and the fore-set, and fore-set and bottom motion block one end face are inconsistent.
The spacing member of the described amplitude of oscillation comprises screw that is arranged on the swinging mounting rearward end and the adjustment screw that matches with screw, and adjustment screw contacts with swing arm one end face by screw.
The utlity model has the meaning effect is: actionless presser foot device when former Sewing machines is worked, be designed to a kind of synchronous presser foot device of feeding tooth and presser feet synchronous operation, utilize this mechanism to finish easily as leather, chemical fibre, cotton, silk fabric, silk, more smooth etc. various surfaces, material sewing processing thicker or thin workpiece, greatly improved the flatness of workpiece levels, and has the elastic shock attenuation function, alleviated the pressure of sewing-machine foot, make its operation more steady, sound is lighter, improved operating efficiency, alleviated working strength of workers, particularly result of use can be better on high speed sewing machine.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the partial sectional view of the utility model embodiment.
Among the figure: 1, adjusting device
2, push pipe
3, presser feet
4, pressure spring
5, back-moving spring
6, swing bindiny mechanism 61, last swinging mounting 62, bottom motion block 63, swing arm
7, swing compresses resetting-mechanism 71, compresses connecting rod 72, holddown spring
73, fore-set
8, amplitude of oscillation position-limit mechanism 81, screw 82, adjustment screw
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is further specified:
As shown in Figure 1 and Figure 2, the utility model adopts the synchronous presser foot device of a kind of Sewing machines, comprise regulator bolts, push pipe, presser feet and be arranged on regulator and push pipe between pressure regulation, back-moving spring, be provided with swing bindiny mechanism 6 between described presser feet 3 and the push pipe 2 and swing compresses resetting-mechanism 7.
The utility model adopts, described swing bindiny mechanism 6 comprises swinging mounting 61 and bottom motion block 62, an end of wherein going up swinging mounting 61 is fixedly connected on the push pipe 2, one end of bottom motion block 42 is fixedly connected on the presser feet 3, the other end of the other end of last swinging mounting 61 and bottom motion block 62 flexibly connects, and the rearward end of last swinging mounting 61 is provided with the spacing member 8 of the amplitude of oscillation.The utility model further is set to, and the other end of the other end of last swinging mounting 61 and bottom motion block 62 flexibly connects by swing arm 63, by swing arm 63 is set, makes the oscillator arc of bottom motion block 62 more approach straight line, and is more steady when making presser feet 3 work.
The utility model adopts, described swing compresses resetting-mechanism 7 and comprises and compress connecting rod 71, holddown spring 72 and fore-set 73, wherein compressing connecting rod 71 is socketed in the push pipe 2, fore-set 73 is socketed in the lower end in the push pipe 2, holddown spring 72 is compressing between connecting rod 71 and the fore-set 73, and fore-set 73 is inconsistent with bottom motion block 62 1 end faces.
The utility model further is set to, and the spacing member 8 of the amplitude of oscillation comprises screw 81 that is arranged on swinging mounting 61 rearward end and the adjustment screw 82 that matches with screw 81, and adjustment screw 82 contacts with swing arm 63 1 end faces by screw 81.
Embodiment of the present utility model, presser foot device is when processing work, the feeding tooth is done upwards, motion backward, owing to be provided with swing bindiny mechanism 6 between presser feet 3 and the push pipe 2, make presser feet 3 can follow the feeding tooth and do swing, alleviated the pressure of presser feet 3 itself, certain swing of the present utility model bindiny mechanism 4 can adopt the pin joint of last swinging mounting 41 and bottom motion block 42 is arranged on the axis of foot rod mechanism 2.Be provided with swing on swinging bindiny mechanism 6 and in the push pipe 2 and compress resetting-mechanism 7, fore-set 73 contacts with bottom motion block 62 1 end faces, compress the effect of connecting rod 71 and holddown spring 72, bindiny mechanism 6 provides a power backward for swing, make presser feet 3 follow the feeding tooth and drive workpiece motion s, thereby reduced the resistance of 3 pairs of workpieces of presser feet, adjusting by adjusting device 1, pressure spring 4, can increase or reduce the pressure of 73 pairs of bottom motion blocks 62 of fore-set, swing compresses resetting-mechanism 7 and also can adopt the form of torsion spring mechanism to achieve the above object in addition.
When the feeding tooth moves downward, because the effect of regulator 1, back-moving spring 5, the swing bindiny mechanism 6 that is connected on the push pipe 2 is existed pressure, impel the swing bindiny mechanism 6 that departs from push pipe 2 axial lines toward swivel motion, again reply, enter the work of next round, also can be symmetrical arranged stage clip on the both sides of swing bindiny mechanism 6 certainly, play reset response.Rearward end at last swinging mounting 61 is provided with the spacing member 8 of the amplitude of oscillation, by regulating the adjustment screw 82 on the spacing member 8 of the amplitude of oscillation, can regulate the amplitude that is fixed on presser feet 3 swings on the bottom motion block 62, certainly the spacing member 8 of the amplitude of oscillation also can be a spacing collar, or postive stop baffle, also can be gear pin etc.
Claims (6)
1, the synchronous presser foot device of a kind of Sewing machines, comprise regulator, push pipe, presser feet and be arranged on regulator and push pipe between pressure regulation, back-moving spring, it is characterized in that: be provided with swing bindiny mechanism (6) between described presser feet (3) and the push pipe (2) and swing compresses resetting-mechanism (7).
2, according to the synchronous presser foot device of the described a kind of Sewing machines of claim 1, it is characterized in that: described swing bindiny mechanism (6) comprises swinging mounting (61) and bottom motion block (62), an end of wherein going up swinging mounting (61) is fixedly connected on the push pipe (2), one end of bottom motion block (42) is fixedly connected on the presser feet (3), the other end of the other end of last swinging mounting (61) and bottom motion block (62) flexibly connects, and the rearward end of last swinging mounting (61) is provided with the spacing member of the amplitude of oscillation (8).
3, the synchronous presser foot device of a kind of Sewing machines according to claim 2 is characterized in that: the other end of described upward swinging mounting (61) and the other end of bottom motion block (62) flexibly connect by swing arm (63).
4, according to claim 1 or the synchronous presser foot device of 2 or 3 described a kind of Sewing machiness, it is characterized in that: described swing compresses resetting-mechanism (7) and comprises and compress connecting rod (71), holddown spring (72) and fore-set (73), wherein compressing connecting rod (71) is socketed in the push pipe (2), fore-set (73) is socketed in the lower end in the push pipe (2), holddown spring (72) is positioned at and compresses between connecting rod (71) and the fore-set (73), and fore-set (73) is inconsistent with bottom motion block (62) one end faces.
5, according to claim 2 or the synchronous presser foot device of 3 described a kind of Sewing machiness, it is characterized in that: the spacing member of the described amplitude of oscillation (8) comprises screw (81) that is arranged on swinging mounting (61) rearward end and the adjustment screw (82) that matches with screw (81), and adjustment screw (82) contacts with swing arm (63) one end faces by screw (81).
6, the synchronous presser foot device of a kind of Sewing machines according to claim 4, it is characterized in that: the spacing member of the described amplitude of oscillation (8) comprises screw (81) that is arranged on swinging mounting (61) rearward end and the adjustment screw (82) that matches with screw (81), and adjustment screw (82) contacts with swing arm (63) one end faces by screw (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420062398 CN2739213Y (en) | 2004-07-02 | 2004-07-02 | Sewing machine synchronous presser foot mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420062398 CN2739213Y (en) | 2004-07-02 | 2004-07-02 | Sewing machine synchronous presser foot mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2739213Y true CN2739213Y (en) | 2005-11-09 |
Family
ID=35354279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420062398 Expired - Fee Related CN2739213Y (en) | 2004-07-02 | 2004-07-02 | Sewing machine synchronous presser foot mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2739213Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101935922A (en) * | 2009-06-30 | 2011-01-05 | 大和缝纫机制造株式会社 | Pressing device of sewing machine |
| CN107217396A (en) * | 2017-05-18 | 2017-09-29 | 杰克缝纫机股份有限公司 | A kind of sewing machine pressure lever mechanism and sewing machine |
| CN112226918A (en) * | 2020-10-24 | 2021-01-15 | 深圳市雅诺科技股份有限公司 | Electronic middle presser foot mechanism of sewing machine |
-
2004
- 2004-07-02 CN CN 200420062398 patent/CN2739213Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101935922A (en) * | 2009-06-30 | 2011-01-05 | 大和缝纫机制造株式会社 | Pressing device of sewing machine |
| CN101935922B (en) * | 2009-06-30 | 2013-01-30 | 大和缝纫机制造株式会社 | Pressing device of sewing machine |
| CN107217396A (en) * | 2017-05-18 | 2017-09-29 | 杰克缝纫机股份有限公司 | A kind of sewing machine pressure lever mechanism and sewing machine |
| CN112226918A (en) * | 2020-10-24 | 2021-01-15 | 深圳市雅诺科技股份有限公司 | Electronic middle presser foot mechanism of sewing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |