CN114164577B - Thread trimming and presser foot device for stepping button sewing machine - Google Patents
Thread trimming and presser foot device for stepping button sewing machine Download PDFInfo
- Publication number
- CN114164577B CN114164577B CN202111363851.9A CN202111363851A CN114164577B CN 114164577 B CN114164577 B CN 114164577B CN 202111363851 A CN202111363851 A CN 202111363851A CN 114164577 B CN114164577 B CN 114164577B
- Authority
- CN
- China
- Prior art keywords
- presser foot
- connecting rod
- sewing machine
- thread cutting
- button sewing
- 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.)
- Active
Links
Images
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/10—Electrical or electromagnetic drives
- D05B69/12—Electrical or electromagnetic drives using rotary electric motors
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B29/00—Pressers; Presser feet
- D05B29/06—Presser feet
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B65/00—Devices for severing the needle or lower thread
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/30—Details
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/66—Disintegrating fibre-containing textile articles to obtain fibres for re-use
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses a thread cutting and presser foot device for a stepping button sewing machine, wherein a swinging part is arranged on a motor shaft of a stepping motor; one end of the first connecting rod is arranged on a positioning shaft of the swinging part; the other end of the first connecting rod is arranged at one end of the wire cutting mechanism; one end of a second connecting rod is arranged at the other end of the wire cutting mechanism; the other end of the second connecting rod is provided with scissors; one end of the third connecting rod is arranged in a second positioning hole on the wire cutting mechanism; one end of a presser foot ornament is arranged at the other end of the third connecting rod; the other end of the presser foot ornament is provided with a first pull rod; one end of the tension spring is arranged on the presser foot ornament, and the other end of the tension spring is arranged on the top of the machine head of the button sewing machine; the second pull rod is arranged on the foot pressing plate; the horizontal part of the first pull rod is parallel to the horizontal part of the second pull rod; one end of the pressure spring is arranged on the foot pressing plate, and the other end of the pressure spring is arranged on the machine head of the button sewing machine. The invention has low noise, the stepping motor replaces the electromagnet and other parts, reduces part of parts, lowers the cost and simplifies the installation.
Description
Technical Field
The invention relates to the related technical field of button sewing machines, in particular to a thread cutting and presser foot device for a stepping button sewing machine.
Background
In recent years, button sewing machines in the sewing machine industry mainly have the functions of sewing buttons on clothes such as shirts and the like, and fixing the buttons on the clothes in a mode of matching with cross buttons and cross buttons so as to ensure the overall attractive appearance. In the sewing process, the spindle motor drives the needle bar to move and is responsible for button sewing, the presser foot is lifted after the sewing is completed, the next station is replaced, simultaneously, the thread cutting action is started, redundant thread ends are cut off, and an active driving device for completing the processes is an electric control device, a motor and an electromagnet, wherein the electromagnet is connected with the presser foot lifting mechanism and the thread cutting mechanism, and the related actions are realized through a controller. In the working process of the sewing machine, the presser foot is required to be lifted every time the button sewing action is finished, the residual thread ends are cut off once by scissors, most of the button sewing machines in the existing industrial sewing machine work by using electromagnets, the electromagnets are connected with the presser foot lifting mechanism and the thread cutting mechanism, however, the conventional electromagnet type button sewing machine mainly has the following problems in working, 1, the electromagnets have very loud noise in working, and discomfort is caused to operators. 2. When the electromagnet works, only two operating states of attraction are adopted, the electromagnet is connected with the presser foot lifting and thread cutting mechanism, the spring and the related mechanism are driven in the attraction process, the whole action is completed by deformation of the spring, the spring can not return once the spring is assembled under the condition of a little abnormality or insufficient spring force, and the spindle motor can easily cause needle breakage when the spindle motor controls the needle bar to move under the condition that the thread cutting mechanism does not completely return, so that the production efficiency of operators can be extremely influenced, and the personal safety of the workers is endangered. 3. The electromagnet device comprises a rotating shaft, a bracket, a wrench and other parts, is relatively high in overall cost, has high requirements on the assembly process of workers, and is complex to install.
Disclosure of Invention
In view of the above, the present invention provides a thread cutting and presser foot device for a step button sewing machine.
The technical scheme adopted by the invention is as follows: a cut line and presser foot device for step button sewing machine, characterized by comprising:
the device comprises a stepping motor, a swinging part, a first connecting rod, a wire cutting mechanism, a second connecting rod, scissors, a third connecting rod, a tension spring, a presser foot ornament, a first pull rod, a second pull rod, a presser foot plate and a pressure spring;
the swinging part is arranged on a motor shaft of the stepping motor;
one end of the first connecting rod is arranged on a positioning shaft of the swinging part;
the other end of the first connecting rod is arranged at one end of the wire cutting mechanism;
the other end of the wire cutting mechanism is provided with one end of the second connecting rod;
the other end of the second connecting rod is provided with the scissors;
one end of the third connecting rod is arranged in a second positioning hole on the wire cutting mechanism;
the other end of the third connecting rod is provided with one end of the presser foot swinging piece;
the other end of the presser foot swinging piece is provided with the first pull rod;
one end of the tension spring is arranged on the presser foot swinging piece, and the other end of the tension spring is arranged at the top of the machine head of the button sewing machine;
the second pull rod is arranged on the foot pressing plate;
the first tie rod and the second tie rod are partially staggered;
one end of the pressure spring is arranged on the foot pressing plate, and the other end of the pressure spring is arranged on the machine head of the button sewing machine.
The thread trimming and presser foot device for the stepping button sewing machine is characterized in that the stepping motor adopts an incremental encoder to realize closed-loop control.
The thread trimming and presser foot device for the stepping button sewing machine is characterized in that the swinging part is fixed on the motor shaft through a set screw.
The thread trimming and presser foot device for the stepping button sewing machine is characterized in that the elastic check ring is used for positioning the installation shaft when the swinging part is connected with the first connecting rod.
The thread trimming and presser foot device for the stepping button sewing machine, wherein the first connecting rod is fixed with the thread trimming mechanism through bolts; the wire cutting mechanism is fixed with the second connecting rod through a bolt; the third connecting rod is fixed with the thread cutting mechanism through bolts; the presser foot ornament is fixed with the third connecting rod through a bolt.
The thread trimming and presser foot device for the stepping button sewing machine is characterized in that the first pull rod can be contacted to drive the second pull rod to move.
The thread trimming and presser foot device for the stepping button sewing machine is characterized in that a positioning hole is formed in the middle of the presser foot swinging piece.
The thread trimming and presser foot device for the stepping button sewing machine is characterized in that a positioning seat is arranged on the presser foot plate, and the second pull rod and the presser foot plate are installed through the positioning seat.
The thread cutting and presser foot device for the stepping button sewing machine is characterized in that a positioning column is arranged in the middle of the pressure spring.
The use method of the thread cutting and presser foot device for the stepping button sewing machine comprises the thread cutting and presser foot device for the stepping button sewing machine,
when the stepping motor is at the zero position, the tension spring and the compression spring are both in a natural state, and the thread cutting device does not work;
when a motor shaft of the stepping motor drives the swinging part to rotate clockwise, the swinging part drives the first connecting rod to move left and right, the first connecting rod drives the upper end of the thread cutting mechanism to move left and right, the lower end of the thread cutting mechanism moves left and right, the thread cutting mechanism drives the scissors to move left and right through the second connecting rod, the thread cutting mechanism drives the third connecting rod to move up and down, the third connecting rod drives the left end of the presser foot swinging part to move up and down, the right end of the presser foot swinging part moves up and down, at the moment, the tension spring stretches and contracts firstly, the presser foot swinging part drives the presser foot plate to move up and down through the first connecting rod and the second connecting rod, and at the moment, the tension spring contracts and stretches firstly;
when the motor shaft of the stepping motor drives the swinging part to rotate anticlockwise, the movement direction is opposite to that of clockwise rotation.
Compared with the prior art, the technical scheme has the following positive effects:
a thread cutting and presser foot device for a stepping button sewing machine adopts a stepping motor with small noise during working, and the stepping motor adopts an incremental encoder to form closed loop control, thus effectively ensuring continuous action of all moving mechanisms, avoiding mechanism blocking phenomenon caused by abnormality of springs or other parts, controlling the number of pulses by the stepping motor to control the angular displacement, controlling the rotating speed and acceleration of the motor by controlling the pulse frequency, thereby achieving the purpose of accurate positioning and speed regulation. Meanwhile, the stepping motor is used for replacing related parts of the electromagnet, so that part of parts can be reduced, the cost of the whole machine is reduced, the installation is simplified, and the installation is more convenient.
Drawings
Fig. 1 is a view showing a state of use of a thread cutting and presser foot device for a step button sewing machine according to the present invention.
Fig. 2 is a front view of a thread cutting and presser foot device for a step button sewing machine according to the present invention.
Fig. 3 is an assembly view of a thread cutting and presser foot device for a step button sewing machine according to the present invention.
Fig. 4 is an exploded view of the stepping motor according to the present invention.
1. A stepping motor; 2. swinging the part; 3. a first link; 4. a thread cutting mechanism; 401. a second positioning hole; 402. a third positioning hole; 5. a second link; 6. a pair of scissors; 7. a third link; 8. a presser foot ornament; 801. a first positioning hole; 9. a first pull rod; 10. a second pull rod; 11. a tension spring; 12. a pressure spring; 13. foot pressing plates; 14. circlips for shafts; 15. a motor shaft; 16. positioning a shaft; 17. a set screw; 18. and a positioning seat.
Detailed Description
The invention is further described below, but is not limited to, with reference to the drawings and detailed description.
The structures, proportions, sizes, etc. shown in the drawings attached hereto are for illustration purposes only and are not intended to limit the scope of the invention, which is defined by the claims, but rather by the claims. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the invention, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the invention may be practiced.
1-4, a thread cutting and presser foot device for a stepper button sewing machine, comprising: the device comprises a stepping motor 1, a swinging part 2, a first connecting rod 3, a wire cutting mechanism 4, a second connecting rod 5, scissors 6, a third connecting rod 7, a tension spring 11, a presser foot ornament 8, a first pull rod 9, a second pull rod 10, a presser foot plate 13 and a pressure spring 12.
The swinging part 2 is arranged on a motor shaft 15 of the stepping motor 1; one end of the first connecting rod 3 is arranged on a positioning shaft 16 of the swinging part 2; the other end of the first connecting rod 3 is arranged at one end of the thread cutting mechanism 4; the other end of the wire cutting mechanism 4 is provided with one end of a second connecting rod 5; the other end of the second connecting rod 5 is provided with a scissors 6; one end of the third connecting rod 7 is arranged in a second positioning hole 401 on the thread cutting mechanism 4; the other end of the third connecting rod 7 is provided with one end of a presser foot ornament 8; the other end of the presser foot ornament 8 is provided with a first pull rod 9; one end of a tension spring 11 is arranged on the presser foot ornament 8; the other end is arranged at the top of the machine head of the button sewing machine; the second pull rod 10 is arranged on the foot pressing plate 13; the first pull rod 9 and the second pull rod 10 are partially staggered; one end of the pressure spring 12 is arranged on the foot pressing plate 13, and the other end is arranged on the machine head of the button sewing machine.
Further, a thread cutting and presser foot device for a stepping button sewing machine is provided, and the stepping motor 1 adopts an incremental encoder to realize closed-loop control. The incremental encoder is adopted to enable the movement precision of the scissors to be more accurate, and the situation that the line cannot be cut is avoided.
Further, a thread cutting and presser foot device for a step button sewing machine is provided, wherein the swinging part 2 is fixed on the motor shaft 15 through a set screw. The set screw prevents the swinging part 2 from falling off the stepping motor 1.
Further, a thread cutting and presser foot device for a step button sewing machine is provided, wherein the elastic retainer ring 14 for the installation shaft is positioned when the swinging part 2 is connected with the first connecting rod 3. Preventing the first link 3 from sliding off the swinging part 2.
Further, a thread cutting and presser foot device for a stepping button sewing machine is characterized in that a first connecting rod 3 and a thread cutting mechanism 4 are fixed through bolts; the thread cutting mechanism 4 is fixed with the second connecting rod 5 through bolts; the third connecting rod 7 is fixed with the thread cutting mechanism 4 through bolts; the presser foot ornament 8 is fixed with the third connecting rod 7 through bolts. The bolt is used for mounting the structure is simple, and the installation is convenient.
Further, a thread cutting and presser foot device for a stepping button sewing machine is provided, wherein the first pull rod 9 can contact and drive the second pull rod 10 to move. The first pull rod 9 contacts the second pull rod 10 when moving upwards, the second pull rod 10 is driven to move upwards, and when the first pull rod 9 moves downwards, the second pull rod 10 returns.
Further, a thread cutting and presser foot device for a stepping button sewing machine is provided, and a first positioning hole 801 is arranged in the middle of a presser foot swinging part 8. The first positioning hole 801 facilitates the installation of the presser foot ornament 8 on a button sewing machine.
Further, a thread cutting and presser foot device for a stepping button sewing machine is provided, a positioning seat 18 is arranged on a presser foot plate 13, and a second pull rod 10 and the presser foot plate 13 are installed through the positioning seat 18. Making the second tie rod 10 more securely mounted.
Further, a thread cutting and presser foot device for a stepping button sewing machine is provided, wherein a positioning column is arranged in the middle of a pressure spring 12, so that compression and return of the pressure spring 12 are both in fixed positions, and deformation can not be generated.
The use method of the thread cutting and presser foot device for the stepping button sewing machine comprises the thread cutting and presser foot device for the stepping button sewing machine,
when the stepping motor 1 is at the zero position, the tension spring 11 and the compression spring 12 are both in a natural state, and the thread cutting device does not work.
When the motor shaft 15 of the stepping motor 1 drives the swinging part 2 to rotate clockwise, the swinging part 2 drives the first connecting rod 3 to move left and right, the third positioning hole 402 on the thread cutting mechanism 4 is fixed on the button sewing machine, the thread cutting mechanism 4 rotates around the third positioning hole 402, the first connecting rod 3 drives the upper end of the thread cutting mechanism 4 to move left and right, the lower end of the thread cutting mechanism 4 moves left and right, the thread cutting mechanism 4 drives the scissors to move left and right through the second connecting rod 5, the thread cutting mechanism 4 drives the third connecting rod 7 to move up and down, the first positioning hole 801 on the presser foot swinging piece 8 is fixed on the button sewing machine, the presser foot swinging piece 8 rotates around the first positioning hole 801, the third connecting rod 7 drives the left end of the presser foot swinging piece 8 to move up and down, the right end of the presser foot swinging piece 8 moves up and down firstly, at this time, the tension spring 11 stretches and then contracts, the presser foot swinging piece 8 drives the presser foot 13 to move up and down firstly and then stretches and then contracts by the pressure spring 12 through the first pull rod 9 and the second pull rod 10.
When the motor shaft 15 of the stepping motor 1 drives the swinging part 2 to rotate counterclockwise, the movement direction is opposite to that of the clockwise rotation.
The foregoing description is only illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present invention, and are intended to be included within the scope of the present invention.
Claims (9)
1. A cut line and presser foot device for step button sewing machine, characterized by comprising:
the device comprises a stepping motor, a swinging part, a first connecting rod, a wire cutting mechanism, a second connecting rod, scissors, a third connecting rod, a tension spring, a presser foot ornament, a first pull rod, a second pull rod, a presser foot plate and a pressure spring;
the swinging part is arranged on a motor shaft of the stepping motor;
one end of the first connecting rod is arranged on a positioning shaft of the swinging part;
the other end of the first connecting rod is arranged at one end of the wire cutting mechanism;
the other end of the wire cutting mechanism is provided with one end of the second connecting rod;
the other end of the second connecting rod is provided with the scissors;
one end of the third connecting rod is arranged in a second positioning hole on the wire cutting mechanism;
the other end of the third connecting rod is provided with one end of the presser foot swinging piece;
the other end of the presser foot swinging piece is provided with the first pull rod;
one end of the tension spring is arranged on the presser foot swinging piece, and the other end of the tension spring is arranged at the top of the machine head of the button sewing machine;
the second pull rod is arranged on the foot pressing plate;
the first tie rod and the second tie rod are partially staggered;
one end of the pressure spring is arranged on the foot pressing plate, and the other end of the pressure spring is arranged on a machine head of the button sewing machine; the stepping motor adopts an incremental encoder to realize closed-loop control.
2. The thread cutting and presser foot apparatus for a step button sewing machine of claim 1, wherein the swinging member is fixed to the motor shaft by a set screw.
3. The thread cutting and presser foot apparatus for a step button sewing machine of claim 1, wherein the mounting shaft is positioned with circlip when the swinging member is connected to the first link.
4. The thread cutting and presser foot device for a step button sewing machine of claim 1, wherein the first link and the thread cutting mechanism are fixed by bolts; the wire cutting mechanism is fixed with the second connecting rod through a bolt; the third connecting rod is fixed with the thread cutting mechanism through bolts; the presser foot ornament is fixed with the third connecting rod through a bolt.
5. The thread cutting and presser foot device for a step button sewing machine of claim 1, wherein the first pull rod is contactable to move the second pull rod.
6. The thread cutting and presser foot device for a step button sewing machine of claim 1, wherein a first positioning hole is provided in the middle of the presser foot swing.
7. The thread cutting and presser foot device for a step button sewing machine according to claim 1, wherein the presser foot plate is provided with a positioning seat, and the second pull rod and the presser foot plate are mounted through the positioning seat.
8. The thread cutting and pressing device for a step button sewing machine according to claim 1, wherein a positioning column is provided in the middle of the compression spring.
9. A method for using the thread cutting and presser foot device for a stepping button sewing machine, which is characterized by comprising the thread cutting and presser foot device for the stepping button sewing machine according to any one of claims 1 to 8,
when the stepping motor is at the zero position, the tension spring and the compression spring are both in a natural state, and the thread cutting mechanism does not work;
when a motor shaft of the stepping motor drives the swinging part to rotate clockwise, the swinging part drives the first connecting rod to move left and right, the first connecting rod drives the upper end of the thread cutting mechanism to move left and right, the lower end of the thread cutting mechanism moves left and right, the thread cutting mechanism drives the scissors to move left and right through the second connecting rod, the thread cutting mechanism drives the third connecting rod to move up and down, the third connecting rod drives the left end of the presser foot swinging part to move up and down, the right end of the presser foot swinging part moves up and down, at the moment, the tension spring stretches and contracts firstly, the presser foot swinging part drives the presser foot plate to move up and down through the first connecting rod and the second connecting rod, and at the moment, the tension spring contracts and stretches firstly;
when the motor shaft of the stepping motor drives the swinging part to rotate anticlockwise, the movement direction is opposite to that of clockwise rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111363851.9A CN114164577B (en) | 2021-11-17 | 2021-11-17 | Thread trimming and presser foot device for stepping button sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111363851.9A CN114164577B (en) | 2021-11-17 | 2021-11-17 | Thread trimming and presser foot device for stepping button sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114164577A CN114164577A (en) | 2022-03-11 |
| CN114164577B true CN114164577B (en) | 2023-05-26 |
Family
ID=80479940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111363851.9A Active CN114164577B (en) | 2021-11-17 | 2021-11-17 | Thread trimming and presser foot device for stepping button sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114164577B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101550643A (en) * | 2008-03-31 | 2009-10-07 | Juki株式会社 | Backfolding tailoring control device of tailoring device |
| CN109440312A (en) * | 2019-01-10 | 2019-03-08 | 杰克缝纫机股份有限公司 | The control method of trimming and presser foot lifting device on a kind of sewing machine |
| CN111188131A (en) * | 2018-11-14 | 2020-05-22 | 德利姆股份责任有限公司 | Sewing machine for forming seams in a planned, measured and controlled manner |
| CN212714048U (en) * | 2020-05-27 | 2021-03-16 | 琦星智能科技股份有限公司 | Hemming machine's trimming and lift presser foot mechanism and hemming machine |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3420199A (en) * | 1965-05-28 | 1969-01-07 | Reece Corp | Combination presser foot and thread cut-off |
| CN106988032A (en) * | 2017-05-23 | 2017-07-28 | 拓卡奔马机电科技有限公司 | Automatic needle-foot-lifting mechanism and button-sewing machine |
| CN206858780U (en) * | 2017-06-29 | 2018-01-09 | 拓卡奔马机电科技有限公司 | Sewing machine lifts compression shear line mechanism and sewing machine |
| CN109825965B (en) * | 2019-03-29 | 2021-05-11 | 浙江威比玛智能缝制科技有限公司 | Thread trimming and presser foot lifting mechanism with presser foot pressure adjusting function and sewing machine |
| CN112391745B (en) * | 2019-08-17 | 2022-09-09 | 杰克科技股份有限公司 | Presser foot lifting and trimming driving structure of sewing machine and control method thereof |
| CN110528184A (en) * | 2019-10-16 | 2019-12-03 | 浙江美机缝纫机有限公司 | The thread-trimming lifter-presser foot mechanism of sewing machine |
| CN112048846A (en) * | 2020-09-08 | 2020-12-08 | 拓卡奔马机电科技有限公司 | Motor-driven lifting and pressing wire shearing mechanism of button sewing machine |
| CN112391746A (en) * | 2020-10-30 | 2021-02-23 | 浙江广和缝纫机有限公司 | Presser foot lifting and trimming device of overedger |
| CN214088916U (en) * | 2020-12-03 | 2021-08-31 | 周善足 | Button sewing machine and lift presser foot mechanism thereof |
-
2021
- 2021-11-17 CN CN202111363851.9A patent/CN114164577B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101550643A (en) * | 2008-03-31 | 2009-10-07 | Juki株式会社 | Backfolding tailoring control device of tailoring device |
| CN111188131A (en) * | 2018-11-14 | 2020-05-22 | 德利姆股份责任有限公司 | Sewing machine for forming seams in a planned, measured and controlled manner |
| CN109440312A (en) * | 2019-01-10 | 2019-03-08 | 杰克缝纫机股份有限公司 | The control method of trimming and presser foot lifting device on a kind of sewing machine |
| CN212714048U (en) * | 2020-05-27 | 2021-03-16 | 琦星智能科技股份有限公司 | Hemming machine's trimming and lift presser foot mechanism and hemming machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114164577A (en) | 2022-03-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4867082A (en) | Electronic device for autosetting control in industrial sewing machines | |
| CN108677399B (en) | Sewing machine and thread cutting and presser foot lifting device thereof | |
| KR101240386B1 (en) | Sewing machine | |
| CN111501216B (en) | Sewing machine trimming, presser foot lifting and needle distance adjusting device and sewing machine | |
| KR100942585B1 (en) | Sewing head of chenille embroidery machine | |
| CN114164577B (en) | Thread trimming and presser foot device for stepping button sewing machine | |
| CN1982524B (en) | Center presser mechanism for sewing machine | |
| CN111501223B (en) | Cam wheel | |
| KR20070049057A (en) | Sewing machine | |
| CN111501214B (en) | Sewing machine thread trimming, presser foot lifting and needle distance adjusting device and sewing machine | |
| CN111501224B (en) | Method for thread trimming, presser foot lifting and needle stitch sealing of sewing machine | |
| CN209584528U (en) | A kind of list actuated by cams thread-trimming lifter-presser foot mechanism and sewing machine | |
| CN216107539U (en) | Sewing machine | |
| JP2848968B2 (en) | sewing machine | |
| US4441441A (en) | Needle bar drive in sewing machines | |
| CN1043260C (en) | Needle trail forming machine with thread cleaning device | |
| CN108130656B (en) | Presser foot device is lifted in sewing machine's automation | |
| CN215713811U (en) | Sewing machine lifts presser foot and thread loosening mechanism and sewing machine | |
| CN217997543U (en) | Buttonhole maker and trimming and presser foot lifting transmission mechanism thereof | |
| CN110042579A (en) | A kind of thread-trimming lifter-presser foot mechanism and sewing machine | |
| CN219280192U (en) | Control device for lifting yarn nozzle | |
| CN220246392U (en) | Left edge lifting assembly of hosiery machine | |
| CN212175189U (en) | Presser foot lifting device of buttonholing machine | |
| CN216040168U (en) | Thread trimming and presser foot lifting driving mechanism in flat seaming machine | |
| CN216919667U (en) | Driving mechanism of sewing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |