CN201241259Y - Lift and presser foot and tangent line transmission mechanism of sewing machine - Google Patents
Lift and presser foot and tangent line transmission mechanism of sewing machine Download PDFInfo
- Publication number
- CN201241259Y CN201241259Y CNU2008201276269U CN200820127626U CN201241259Y CN 201241259 Y CN201241259 Y CN 201241259Y CN U2008201276269 U CNU2008201276269 U CN U2008201276269U CN 200820127626 U CN200820127626 U CN 200820127626U CN 201241259 Y CN201241259 Y CN 201241259Y
- Authority
- CN
- China
- Prior art keywords
- presser foot
- foot lifter
- tangent line
- cam
- lever
- Prior art date
- 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 - Lifetime
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- Sewing Machines And Sewing (AREA)
Abstract
The utility model relates to a Lift and pressure foot and tangent transmission mechanism of a sewing machine, in particular to a transmission mechanism of the sewing machine. One end of a rotor core shaft of a step motor is provided with a tangent cam; a tangent cam ball bearing is arranged in a cam trough of the tangent cam; the tangent cam ball bearing is connected with one end of a tangent lever; the other end of the tangent lever is connected with a tangent connecting rod; the other end of the rotor core shaft is provided with a lift and pressure foot cam; a lift and pressure foot cam ball bearing rests the outer edge of the lift and pressure foot cam; the lift and pressure foot cam ball bearing is connected with one end of a lift and pressure foot lever; and the other end of the lift and pressure foot lever is connected with a lift and pressure foot connecting rod. The Lift and pressure foot and tangent transmission mechanism of the sewing machine utilizes the same step motor to drive the lift and pressure foot and tangent transmission mechanism, the structure is simple, the noise is little, the speed is fast, and the tangent performance is stable.
Description
Technical field
The utility model relates to drive gear of sewing machine, specifically a kind of presser foot lifter of Sewing machines and tangent line transmission mechanism.
Background technology
At present, the presser foot lifter of Sewing machines and tangent line parts respectively need a sets of transmission mechanism on the market, and wherein: the presser foot lifter transmission mechanism is to come transmission work with electromagnet suction, and the tangent line transmission mechanism then is to be directly installed on the transmission main shaft of Sewing machines.The shortcoming of this presser foot lifter transmission mechanism is that the electromagnet consuming electric power is big, and noise is big, speed is slow, and this tangent line transmission mechanism shortcoming is complex structure, tangent line instability.
The utility model content
At the defective that exists in the prior art, the purpose of this utility model is to provide a kind of presser foot lifter and tangent line transmission mechanism of Sewing machines, drive presser foot lifter and tangent line transmission mechanism with same stepper motor, make it simple in structure, noise is little, speed is fast, the tangent line stable performance.
For reaching above purpose, the technical scheme that the utility model is taked is:
A kind of presser foot lifter of Sewing machines and tangent line transmission mechanism, it is characterized in that: rotor mandrel's 14 1 ends of stepper motor 1 are provided with tangential cam 8, be provided with tangential cam ball 9 in the cam path of tangential cam 8, tangential cam ball 9 is connected with tangent line lever 11 1 ends, and tangent line lever 11 other ends are connected with tangent line connecting rod 13; Rotor mandrel's 14 other ends are provided with presser foot lifter cam 2, and presser foot lifter cam ball 4 leans against the outward flange of presser foot lifter cam 2, and presser foot lifter cam ball 4 is connected with presser foot lifter lever 3 one ends, and presser foot lifter lever 3 other ends are connected with presser foot lifter connecting rod 7.
On the basis of technique scheme, tangent line lever 11 other ends are connected with tangent line connecting rod 13 by attachment screw 12, and presser foot lifter lever 3 other ends are connected with presser foot lifter connecting rod 7 by attachment screw 6.
On the basis of technique scheme, tangent line lever 11 is fixed on the casing by bearing pin 10, and presser foot lifter lever 3 is fixed on the casing by bearing pin 5.
On the basis of technique scheme, presser foot lifter connecting rod 7 links to each other with presser foot lifter, and tangent line connecting rod 13 links to each other with tangential knife.
The presser foot lifter of Sewing machines described in the utility model and tangent line transmission mechanism drive presser foot lifter and tangent line transmission mechanism with same stepper motor, make it simple in structure, noise is little, speed is fast, the tangent line stable performance.
Description of drawings
The utility model has following accompanying drawing:
The structural representation of the presser foot lifter of Fig. 1 Sewing machines and tangent line transmission mechanism
Reference numeral:
1 is stepper motor, and 2 is the presser foot lifter cam, and 3 is the presser foot lifter lever, 4 is presser foot lifter cam ball, and 5 is bearing pin, and 6 is attachment screw, 7 is the presser foot lifter connecting rod, 8 is tangential cam, and 9 is the tangential cam ball, and 10 is bearing pin, 11 is the tangent line lever, 12 is attachment screw, and 13 is the tangent line connecting rod, and 14 is rotor mandrel.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 is the presser foot lifter of Sewing machines described in the utility model and the structural representation of tangent line transmission mechanism, rotor mandrel's 14 1 ends of stepper motor 1 are provided with tangential cam 8, be provided with tangential cam ball 9 in the cam path of tangential cam 8, tangential cam ball 9 is connected with tangent line lever 11 1 ends, and tangent line lever 11 other ends are connected with tangent line connecting rod 13; Rotor mandrel's 14 other ends are provided with presser foot lifter cam 2, and presser foot lifter cam ball 4 leans against the outward flange of presser foot lifter cam 2, and presser foot lifter cam ball 4 is connected with presser foot lifter lever 3 one ends, and presser foot lifter lever 3 other ends are connected with presser foot lifter connecting rod 7.That is: by same stepper motor, a tangential cam and presser foot lifter cam are installed respectively at the rotor mandrel two ends, are finished tangent line and presser foot lifter process by the cam at stepper motor control transmission two ends.Its advantage is: noise is low, and is simple in structure, and maintenance maintenance is convenient, the efficient height, and tangent line is accurate.
On the basis of technique scheme, tangent line lever 11 other ends are connected with tangent line connecting rod 13 by attachment screw 12, and presser foot lifter lever 3 other ends are connected with presser foot lifter connecting rod 7 by attachment screw 6.
On the basis of technique scheme, tangent line lever 11 is fixed on the casing by bearing pin 10, and presser foot lifter lever 3 is fixed on the casing by bearing pin 5.
On the basis of technique scheme, presser foot lifter connecting rod 7 links to each other with presser foot lifter, and tangent line connecting rod 13 links to each other with tangential knife.
Claims (5)
1. the presser foot lifter of a Sewing machines and tangent line transmission mechanism, it is characterized in that: rotor mandrel's (14) one ends of stepper motor (1) are provided with tangential cam (8), be provided with tangential cam ball (9) in the cam path of tangential cam (8), tangential cam ball (9) is connected with tangent line lever (11) one ends, and tangent line lever (11) other end is connected with tangent line connecting rod (13); Rotor mandrel (14) other end is provided with presser foot lifter cam (2), presser foot lifter cam ball (4) leans against the outward flange of presser foot lifter cam (2), presser foot lifter cam ball (4) is connected with presser foot lifter lever (3) one ends, and presser foot lifter lever (3) other end is connected with presser foot lifter connecting rod (7).
2. the presser foot lifter of Sewing machines as claimed in claim 1 and tangent line transmission mechanism, it is characterized in that: tangent line lever (11) other end is connected with tangent line connecting rod (13) by attachment screw (12), and presser foot lifter lever (3) other end is connected with presser foot lifter connecting rod (7) by attachment screw (6).
3. the presser foot lifter of Sewing machines as claimed in claim 1 or 2 and tangent line transmission mechanism, it is characterized in that: tangent line lever (11) is fixed on the casing by bearing pin (10), and presser foot lifter lever (3) is fixed on the casing by bearing pin (5).
4. the presser foot lifter of Sewing machines as claimed in claim 1 or 2 and tangent line transmission mechanism, it is characterized in that: presser foot lifter connecting rod (7) links to each other with presser foot lifter, and tangent line connecting rod (13) links to each other with tangential knife.
5. the presser foot lifter of Sewing machines as claimed in claim 3 and tangent line transmission mechanism, it is characterized in that: presser foot lifter connecting rod (7) links to each other with presser foot lifter, and tangent line connecting rod (13) links to each other with tangential knife.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201276269U CN201241259Y (en) | 2008-07-17 | 2008-07-17 | Lift and presser foot and tangent line transmission mechanism of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201276269U CN201241259Y (en) | 2008-07-17 | 2008-07-17 | Lift and presser foot and tangent line transmission mechanism of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201241259Y true CN201241259Y (en) | 2009-05-20 |
Family
ID=40714554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201276269U Expired - Lifetime CN201241259Y (en) | 2008-07-17 | 2008-07-17 | Lift and presser foot and tangent line transmission mechanism of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201241259Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709537B (en) * | 2009-11-03 | 2012-07-25 | 西安标准工业股份有限公司 | Line cutting structure for sewing machines |
| CN104878529A (en) * | 2015-04-11 | 2015-09-02 | 强信机械科技(莱州)有限公司 | Thread trimming and presser foot raising driving device of sewing machine |
| CN106012323A (en) * | 2016-07-30 | 2016-10-12 | 浙江杜马缝纫机股份有限公司 | Driving device for automatic thread trimming and automatic presser foot lifting |
| CN106948096A (en) * | 2017-05-10 | 2017-07-14 | 杰克缝纫机股份有限公司 | A kind of sewing machine thread-trimming lifter-presser foot device and sewing machine |
| CN108118455A (en) * | 2016-11-29 | 2018-06-05 | 拓卡奔马机电科技有限公司 | A kind of presser foot lifter driving mechanism and lockstitch button holder |
| CN108118469A (en) * | 2016-11-29 | 2018-06-05 | 拓卡奔马机电科技有限公司 | A kind of lockstitch button holder |
| CN108118450A (en) * | 2016-11-29 | 2018-06-05 | 拓卡奔马机电科技有限公司 | A kind of lockstitch button holder |
| CN108118449A (en) * | 2016-11-29 | 2018-06-05 | 拓卡奔马机电科技有限公司 | A kind of lockstitch button holder |
| CN108118448A (en) * | 2016-11-29 | 2018-06-05 | 拓卡奔马机电科技有限公司 | A kind of lockstitch button holder |
| CN110878450A (en) * | 2019-12-23 | 2020-03-13 | 杰克缝纫机股份有限公司 | Sewing machine trimming lifting presser foot and presser foot pressure adjusting device and sewing machine |
-
2008
- 2008-07-17 CN CNU2008201276269U patent/CN201241259Y/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709537B (en) * | 2009-11-03 | 2012-07-25 | 西安标准工业股份有限公司 | Line cutting structure for sewing machines |
| CN104878529A (en) * | 2015-04-11 | 2015-09-02 | 强信机械科技(莱州)有限公司 | Thread trimming and presser foot raising driving device of sewing machine |
| CN106012323A (en) * | 2016-07-30 | 2016-10-12 | 浙江杜马缝纫机股份有限公司 | Driving device for automatic thread trimming and automatic presser foot lifting |
| CN108118469B (en) * | 2016-11-29 | 2020-06-12 | 拓卡奔马机电科技有限公司 | Buttonhole sewing machine |
| CN108118455A (en) * | 2016-11-29 | 2018-06-05 | 拓卡奔马机电科技有限公司 | A kind of presser foot lifter driving mechanism and lockstitch button holder |
| CN108118469A (en) * | 2016-11-29 | 2018-06-05 | 拓卡奔马机电科技有限公司 | A kind of lockstitch button holder |
| CN108118450A (en) * | 2016-11-29 | 2018-06-05 | 拓卡奔马机电科技有限公司 | A kind of lockstitch button holder |
| CN108118449A (en) * | 2016-11-29 | 2018-06-05 | 拓卡奔马机电科技有限公司 | A kind of lockstitch button holder |
| CN108118448A (en) * | 2016-11-29 | 2018-06-05 | 拓卡奔马机电科技有限公司 | A kind of lockstitch button holder |
| CN108118448B (en) * | 2016-11-29 | 2020-09-08 | 拓卡奔马机电科技有限公司 | Buttonhole sewing machine |
| CN108118450B (en) * | 2016-11-29 | 2020-06-09 | 拓卡奔马机电科技有限公司 | Buttonhole sewing machine |
| CN108118455B (en) * | 2016-11-29 | 2020-06-09 | 拓卡奔马机电科技有限公司 | Lift presser foot actuating mechanism and buttonhole maker |
| CN106948096A (en) * | 2017-05-10 | 2017-07-14 | 杰克缝纫机股份有限公司 | A kind of sewing machine thread-trimming lifter-presser foot device and sewing machine |
| CN110878450A (en) * | 2019-12-23 | 2020-03-13 | 杰克缝纫机股份有限公司 | Sewing machine trimming lifting presser foot and presser foot pressure adjusting device and sewing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090520 |
|
| CX01 | Expiry of patent term |