CN103952862A - Presser foot lifting structure of cup sewing machine - Google Patents
Presser foot lifting structure of cup sewing machine Download PDFInfo
- Publication number
- CN103952862A CN103952862A CN201410117655.7A CN201410117655A CN103952862A CN 103952862 A CN103952862 A CN 103952862A CN 201410117655 A CN201410117655 A CN 201410117655A CN 103952862 A CN103952862 A CN 103952862A
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- China
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- presser foot
- foot lifter
- presser
- presser feet
- connecting rod
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- Sewing Machines And Sewing (AREA)
Abstract
The invention belongs to the technical field of a sewing machine, and particularly relates to a presser foot lifting structure of a cup sewing machine. The presser foot lifting structure comprises a presser foot lifting connecting rod hinged to a housing through a hinge shaft, and a drive device, wherein one end of the presser foot lifting connecting rod is connected with a telescopic end of the drive device, the other end of the presser foot lifting connecting rod is connected with a presser foot shaft, arranged on the housing, through an adapter piece, and the other end of the presser foot shaft is connected with a presser foot assembly through a presser foot arm; the telescopic motion of the drive device drives the presser foot lifting connecting rod to rotate around the hinge shaft and further drive the presser foot shaft to rotate around the axis of the presser foot shaft, realizing lifting up and pressing down of the presser foot assembly; the motion of the drive device is controlled by an electric cabinet. The presser foot lifting structure of the cup sewing machine provided by the invention adopts the electric cabinet to control the automatic presser foot lifting motion, has high automation degree, is simple and convenient to operate, improves the working efficiency, is mounted outside the housing, and is convenient to maintain and dismount/mount.
Description
Technical field:
The invention belongs to sewing machine technique field, refer in particular to a kind of presser foot lifter structure of overlock machine.
Background technology:
At present, be provided with presser foot component on Sewing machines, in the process of making, presser foot component is to be pressed on the cloth of making, make complete and do not need to make in, presser feet need to be lifted.The action of traditional presser foot lifter, is generally to realize by foot control or knee control, namely opens corresponding switch console presser feet action by foot-operated pedal console presser feet action and by knee.Traditional presser foot lifting device complex structure, and control inconvenient operation by foot.
Summary of the invention:
The object of this invention is to provide a kind of presser foot lifter structure of simple to operation, overlock machine that automaticity is high.
The present invention is achieved in that
A kind of presser foot lifter structure of overlock machine, include by jointed shaft and be hinged on presser foot lifter connecting rod, the drive unit on casing, telescopic end, the other end that one end of presser foot lifter connecting rod is connected to drive unit are connected with the one end that is arranged on the presser feet axle on casing by adaptor, the other end of presser feet axle is connected with presser foot component by presser feet arm, the expanding-contracting action of drive unit drives presser foot lifter connecting rod to rotate and then drive presser feet axle to realize presser foot component around its axis rotation around jointed shaft and lifts and the action pressing down, and the action of drive unit is by electric cabinet control.
Above-mentioned drive unit is electromagnet, is provided with joint at the head of the iron core of electromagnet; Or described drive unit is cylinder, be provided with joint at the head of the cylinder rod of cylinder.
The axis of the iron core of above-mentioned electromagnet is parallel with the axis of presser feet axle; Or the axis of the cylinder rod of described cylinder is parallel with the axis of presser feet axle, on described joint, is provided with open slot.
One end of above-mentioned presser foot lifter connecting rod is arranged in the open slot of joint, on the other end, be provided with handle hooks hole.
Above-mentioned adaptor includes handle hook, presser foot lifter small lever and presser foot lifter reset back-up ring, presser foot lifter small lever and presser foot lifter reset shield ring sleeve are contained in one end of presser feet axle, on presser foot lifter small lever, be provided with handle and hook hole, the handle that handle hooks in hole, the other end is arranged on presser foot lifter small lever that one end that handle hooks is arranged on presser foot lifter connecting rod hooks in hole.
Above-mentioned presser foot lifter reset back-up ring is arranged on the outside of presser foot lifter small lever, on presser foot lifter reset back-up ring, be provided with the extension block that extends to presser foot lifter small lever, on presser foot lifter small lever, be provided with the projection that extension block contact connects, presser foot lifter small lever rotates counterclockwise and drives presser foot lifter reset back-up ring therewith to rotate counterclockwise.
Above-mentioned presser feet axle is arranged in presser feet shaft sleeve, presser feet shaft sleeve is arranged on casing, on presser feet axle, be arranged in presser feet shaft sleeve and be provided with and lift that to press one end of small lever be minor diameter part, the other end is large-diameter portion, between large-diameter portion and minor diameter part, be provided with limit convex edge, limit convex is along being arranged on outside presser feet shaft sleeve, on large-diameter portion, be provided with two parallel planes, on the minor diameter part being arranged in presser feet shaft sleeve, be provided with the helicla flute that prevents leakage of oil, be respectively arranged with the annular groove with helicla flute UNICOM at spiral fluted two ends.
One end of above-mentioned presser feet arm is provided with the two out-of-plane openings that are stuck in presser feet axle, and the plane layout of presser feet axle is connected in the opening of presser feet arm and by screw, and the other end of presser feet arm is connected with foot-pressing bar and presser foot component.
On the casing of the other end below of above-mentioned presser foot lifter connecting rod, be provided with presser foot lifter stopping means.
Above-mentioned presser foot lifter stopping means is: be fixed on the presser foot lifter limiting plate on casing, on the level board of presser foot lifter limiting plate, be provided with screwed hole, in screwed hole, be bolted with stop screw, on stop screw, be bolted with nut, the height of the fixing stop screw of nut on the level board of presser foot lifter limiting plate, the other end of presser foot lifter connecting rod is connected with the upper end in contact of stop screw, and the height between upper end and the level board of adjusting stop screw is realized the adjustment of presser feet raising height.
The advantage that the present invention gives prominence to is compared to existing technology:
1, the present invention is moved by electric cabinet control automatic needle-foot-lifting, and automaticity is high, simple to operation; Improve operating efficiency;
2, the present invention is placed in casing outside, maintenance, easy accessibility.
Brief description of the drawings:
Fig. 1 is schematic diagram of the present invention;
Fig. 2 is the A portion enlarged diagram of Fig. 1;
Fig. 3 is the schematic diagram of presser feet axle of the present invention.
Detailed description of the invention:
With specific embodiment, the invention will be further described below, referring to Fig. 1-3:
A kind of presser foot lifter structure of overlock machine, include by jointed shaft and be hinged on presser foot lifter connecting rod 2, the drive unit on casing 1, telescopic end, the other end that one end of presser foot lifter connecting rod 2 is connected to drive unit are connected with the one end that is arranged on the presser feet axle 3 on casing 1 by adaptor, the other end of presser feet axle 3 is connected with presser foot component 5 by presser feet arm 4, the expanding-contracting action of drive unit drives presser foot lifter connecting rod 2 to rotate and then drive presser feet axle 3 to realize presser foot component 5 around its axis rotation around jointed shaft and lifts and the action pressing down, and the action of drive unit is by electric cabinet control.
Above-mentioned drive unit is electromagnet 6, is provided with joint 8 at the head of the iron core 7 of electromagnet 6; Or described drive unit is cylinder, be provided with joint at the head of the cylinder rod of cylinder.
The axis of the iron core 7 of above-mentioned electromagnet 6 is parallel with the axis of presser feet axle 3; Or the axis of the cylinder rod of described cylinder is parallel with the axis of presser feet axle 3, is provided with open slot 9 on described joint.
One end of above-mentioned presser foot lifter connecting rod 2 is arranged in the open slot 9 of joint 8, on the other end, be provided with handle hooks hole.
Above-mentioned adaptor includes handle hook 10, presser foot lifter small lever 11 and presser foot lifter reset back-up ring 12, presser foot lifter small lever 11 and presser foot lifter reset back-up ring 12 are sleeved on one end of presser feet axle 3, presser foot lifter reset back-up ring 12 is fixed on presser feet axle 3, on presser foot lifter small lever 11, be provided with handle and hook hole, the handle that handle hooks in hole, the other end is arranged on presser foot lifter small lever 11 that one end of handle hook 10 is arranged on presser foot lifter connecting rod 2 hooks in hole.
Above-mentioned presser foot lifter reset back-up ring 12 is arranged on the outside of presser foot lifter small lever 11, on presser foot lifter reset back-up ring 12, be provided with the extension block 13 that extends to presser foot lifter small lever 11, on presser foot lifter small lever 11, be provided with the projection 14 that extension block 13 contacts connect, presser foot lifter small lever 11 rotates counterclockwise and drives presser foot lifter reset back-up ring 12 therewith to rotate counterclockwise.
Above-mentioned presser feet axle 3 is arranged in presser feet shaft sleeve 15, presser feet shaft sleeve 15 is arranged on casing 1, on presser feet axle 3, be arranged in presser feet shaft sleeve 15 and be provided with and lift that to press one end of small lever 11 be minor diameter part 16, the other end is large-diameter portion 17, between large-diameter portion 17 and minor diameter part 16, be provided with limit convex along 18, limit convex is arranged on outside presser feet shaft sleeve along 18, on large-diameter portion 17, be provided with two parallel planes 19, on the minor diameter part 16 being arranged in presser feet shaft sleeve 15, be provided with helicla flute 20, be respectively arranged with the annular groove 21 with helicla flute 20 UNICOMs at the two ends of helicla flute 20, 22.Because presser feet axle 3 is in the interior rotation of presser feet shaft sleeve 15, add lubricating oil between need to be in presser feet axle 3 and presser feet shaft sleeve 15, the direction of rotation of the rotation direction of helicla flute 20 and presser feet axle 3, plays the effect that prevents leakage of oil.
One end of above-mentioned presser feet arm 4 is provided with the opening outside two planes 19 that are stuck in presser feet axle 3, and the plane 19 of presser feet axle 3 is arranged in the opening of presser feet arm 4 and is connected by screw, and the other end of presser feet arm 4 is connected with foot-pressing bar 23 and presser foot component 5.
On the casing 1 of the other end below of above-mentioned presser foot lifter connecting rod 2, be provided with presser foot lifter stopping means.
Above-mentioned presser foot lifter stopping means is: be fixed on the presser foot lifter limiting plate 24 on casing 1, on the level board of presser foot lifter limiting plate 24, be provided with screwed hole, in screwed hole, be screwed onto stop screw 25, on stop screw 25, be bolted with nut 26, the height of the fixing stop screw 25 of nut 26 on the level board of presser foot lifter limiting plate 24, the other end of presser foot lifter connecting rod 2 is connected with the upper end in contact of stop screw 25, and the height between upper end and the level board of adjusting stop screw 25 is realized the adjustment of presser feet raising height.
Operation principle of the present invention:
The iron core 7 of electromagnet 6 or the cylinder rod of cylinder are protruding, drive presser foot lifter connecting rod 2 to rotate around jointed shaft, the other end of presser feet connecting rod 2 presses down, the handle hook 10 that band is automatically connected in presser foot lifter connecting rod 2 other ends pulls presser foot lifter small lever 11 downwards, on presser foot lifter small lever, 11 projection 14 acts on the extension block on presser foot lifter reset back-up ring 12, presser foot lifter reset back-up ring 12 is rotated counterclockwise and drive presser feet axle 3 to rotate counterclockwise, presser feet arm 4 on drive presser feet axle 3 moves up and realizes the action of presser foot lifter, otherwise presser foot component presses down.
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 equivalences of doing according to shape of the present invention, structure, principle change, within all should being covered by protection scope of the present invention.
Claims (10)
1. the presser foot lifter structure of an overlock machine, it is characterized in that: include by jointed shaft and be hinged on presser foot lifter connecting rod, the drive unit on casing, telescopic end, the other end that one end of presser foot lifter connecting rod is connected to drive unit are connected with the one end that is arranged on the presser feet axle on casing by adaptor, the other end of presser feet axle is connected with presser foot component by presser feet arm, the expanding-contracting action of drive unit drives presser foot lifter connecting rod to rotate and then drive presser feet axle to realize presser foot component around its axis rotation around jointed shaft and lifts and the action pressing down, and the action of drive unit is by electric cabinet control.
2. the presser foot lifter structure of a kind of overlock machine according to claim 1, is characterized in that: described drive unit is electromagnet, is provided with joint at the head of the iron core of electromagnet; Or described drive unit is cylinder, be provided with joint at the head of the cylinder rod of cylinder.
3. the presser foot lifter structure of a kind of overlock machine according to claim 2, is characterized in that: the axis of the iron core of described electromagnet is parallel with the axis of presser feet axle; Or the axis of the cylinder rod of described cylinder is parallel with the axis of presser feet axle, on described joint, is provided with open slot.
4. the presser foot lifter structure of a kind of overlock machine according to claim 1, is characterized in that: one end of described presser foot lifter connecting rod is arranged in the open slot of joint, on the other end, be provided with handle hooks hole.
5. the presser foot lifter structure of a kind of overlock machine according to claim 1, it is characterized in that: described adaptor includes handle hook, presser foot lifter small lever and presser foot lifter reset back-up ring, presser foot lifter small lever and presser foot lifter reset shield ring sleeve are contained in one end of presser feet axle, on presser foot lifter small lever, be provided with handle and hook hole, the handle that handle hooks in hole, the other end is arranged on presser foot lifter small lever that one end that handle hooks is arranged on presser foot lifter connecting rod hooks in hole.
6. the presser foot lifter structure of a kind of overlock machine according to claim 5, it is characterized in that: described presser foot lifter reset back-up ring is arranged on the outside of presser foot lifter small lever, on presser foot lifter reset back-up ring, be provided with the extension block that extends to presser foot lifter small lever, on presser foot lifter small lever, be provided with the projection that extension block contact connects, presser foot lifter small lever rotates counterclockwise and drives presser foot lifter reset back-up ring therewith to rotate counterclockwise.
7. the presser foot lifter structure of a kind of overlock machine according to claim 1, it is characterized in that: described presser feet axle is arranged in presser feet shaft sleeve, presser feet shaft sleeve is arranged on casing, on presser feet axle, be arranged in presser feet shaft sleeve and be provided with and lift that to press one end of small lever be minor diameter part, the other end is large-diameter portion, between large-diameter portion and minor diameter part, be provided with limit convex edge, limit convex is along being arranged on outside presser feet shaft sleeve, on large-diameter portion, be provided with two parallel planes, on the minor diameter part being arranged in presser feet shaft sleeve, be provided with the helicla flute that prevents leakage of oil, be respectively arranged with the annular groove with helicla flute UNICOM at spiral fluted two ends.
8. the presser foot lifter structure of a kind of overlock machine according to claim 1, it is characterized in that: one end of described presser feet arm is provided with the two out-of-plane openings that are stuck in presser feet axle, the plane layout of presser feet axle is connected in the opening of presser feet arm and by screw, and the other end of presser feet arm is connected with foot-pressing bar and presser foot component.
9. the presser foot lifter structure of a kind of overlock machine according to claim 1, is characterized in that: on the casing of the other end below of described presser foot lifter connecting rod, be provided with presser foot lifter stopping means.
10. the presser foot lifter structure of a kind of overlock machine according to claim 9, it is characterized in that: described presser foot lifter stopping means is: be fixed on the presser foot lifter limiting plate on casing, on the level board of presser foot lifter limiting plate, be provided with screwed hole, in screwed hole, be bolted with stop screw, on stop screw, be bolted with nut, the height of the fixing stop screw of nut on the level board of presser foot lifter limiting plate, the other end of presser foot lifter connecting rod is connected with the upper end in contact of stop screw, and the height between upper end and the level board of adjusting stop screw is realized the adjustment of presser feet raising height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410117655.7A CN103952862A (en) | 2013-10-31 | 2014-03-26 | Presser foot lifting structure of cup sewing machine |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320680882.1 | 2013-10-31 | ||
| CN201320680882 | 2013-10-31 | ||
| CN201410117655.7A CN103952862A (en) | 2013-10-31 | 2014-03-26 | Presser foot lifting structure of cup sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103952862A true CN103952862A (en) | 2014-07-30 |
Family
ID=51250264
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420140236.0U Expired - Fee Related CN203754965U (en) | 2013-10-31 | 2014-03-26 | Presser foot lifting structure of overedger |
| CN201410117655.7A Pending CN103952862A (en) | 2013-10-31 | 2014-03-26 | Presser foot lifting structure of cup sewing machine |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420140236.0U Expired - Fee Related CN203754965U (en) | 2013-10-31 | 2014-03-26 | Presser foot lifting structure of overedger |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN203754965U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108950895A (en) * | 2017-05-19 | 2018-12-07 | 浙江中捷缝纫科技有限公司 | A kind of sewing-machine foot quick-changing mechanism and sewing machine |
| CN109322068A (en) * | 2018-11-27 | 2019-02-12 | 杰克缝纫机股份有限公司 | A kind of sewing-machine foot mechanism and sewing machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203754965U (en) * | 2013-10-31 | 2014-08-06 | 新杰克缝纫机股份有限公司 | Presser foot lifting structure of overedger |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH053981A (en) * | 1991-06-26 | 1993-01-14 | Pegasus Sewing Mach Mfg Co Ltd | Overlock sewing machine |
| CN1381625A (en) * | 2001-04-17 | 2002-11-27 | 飞马缝纫机制造株式会社 | Double-needle cup seaming machine |
| CN1727545A (en) * | 2004-07-30 | 2006-02-01 | 飞马缝纫机制造株式会社 | Presser of sewing machine |
| CN202430450U (en) * | 2011-12-24 | 2012-09-12 | 新杰克缝纫机股份有限公司 | Pneumatic type presser foot lifting and thread-shearing driving structure on overlock machine |
| CN203754965U (en) * | 2013-10-31 | 2014-08-06 | 新杰克缝纫机股份有限公司 | Presser foot lifting structure of overedger |
-
2014
- 2014-03-26 CN CN201420140236.0U patent/CN203754965U/en not_active Expired - Fee Related
- 2014-03-26 CN CN201410117655.7A patent/CN103952862A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH053981A (en) * | 1991-06-26 | 1993-01-14 | Pegasus Sewing Mach Mfg Co Ltd | Overlock sewing machine |
| CN1381625A (en) * | 2001-04-17 | 2002-11-27 | 飞马缝纫机制造株式会社 | Double-needle cup seaming machine |
| CN1727545A (en) * | 2004-07-30 | 2006-02-01 | 飞马缝纫机制造株式会社 | Presser of sewing machine |
| CN202430450U (en) * | 2011-12-24 | 2012-09-12 | 新杰克缝纫机股份有限公司 | Pneumatic type presser foot lifting and thread-shearing driving structure on overlock machine |
| CN203754965U (en) * | 2013-10-31 | 2014-08-06 | 新杰克缝纫机股份有限公司 | Presser foot lifting structure of overedger |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108950895A (en) * | 2017-05-19 | 2018-12-07 | 浙江中捷缝纫科技有限公司 | A kind of sewing-machine foot quick-changing mechanism and sewing machine |
| CN108950895B (en) * | 2017-05-19 | 2023-09-05 | 浙江中捷缝纫科技有限公司 | Quick change mechanism for presser foot of sewing machine and sewing machine |
| CN109322068A (en) * | 2018-11-27 | 2019-02-12 | 杰克缝纫机股份有限公司 | A kind of sewing-machine foot mechanism and sewing machine |
| CN109322068B (en) * | 2018-11-27 | 2021-04-27 | 杰克缝纫机股份有限公司 | Sewing machine presser foot mechanism and sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN203754965U (en) | 2014-08-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 318000 Taizhou Airport Road, Jiaojiang District, Zhejiang, No. 15 Applicant after: JACK SEWING MACHINE CO., LTD. Address before: 318000 Taizhou Airport Road, Jiaojiang District, Zhejiang, No. 15 Applicant before: New Jack Sewing Machine Co., Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: NEW JACK SEWING MACHINE CO., LTD. TO: JACK SEWING CO., LTD. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140730 |