CN110565273B - Linking machine for woolen sweater - Google Patents
Linking machine for woolen sweater Download PDFInfo
- Publication number
- CN110565273B CN110565273B CN201910913647.6A CN201910913647A CN110565273B CN 110565273 B CN110565273 B CN 110565273B CN 201910913647 A CN201910913647 A CN 201910913647A CN 110565273 B CN110565273 B CN 110565273B
- Authority
- CN
- China
- Prior art keywords
- plate
- dial
- locking
- needle
- sweater
- 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
- D05B35/00—Work-feeding or -handling elements not otherwise provided for
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B7/00—Linking machines, e.g. for joining knitted fabrics
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention relates to the technical field of textile machinery, in particular to a linking machine for a woolen sweater. The utility model provides a woollen sweater is with linking machine, includes the disc connecting seat, is located the dial on the disc connecting seat, the linking fixing device that the woollen sweater linking was fixed on the dial and the cooperation leads the cloth device that draws of pressing to the root of the needle of wearing on the dial with the woollen sweater linking guide, linking fixing device includes the frame, is located the clamping device in the frame and to dial direction propelling movement clamping device's pusher. An operator only needs to place the looping of the woolen sweater at the position of the clamping device, and after the looping of the woolen sweater is clamped by the clamping device, the pushing device pushes the clamping device to the dial direction. The woolen sweater is pushed to the penetrating needle to pass through the back, the clamping device loosens the woolen sweater, and the pushing device resets. And then the woolen sweater is guided to be pressed from the needle point position to the needle-threading root position through the cloth guiding device. The sewing efficiency of the sewing machine is not limited by the speed of an operator, and the efficiency of sewing the looping is improved in a phase-changing manner.
Description
Technical Field
The invention relates to the technical field of textile machinery, in particular to a linking machine for a woolen sweater.
Background
At present, the sewing of the woolen sweater looping usually adopts a linking machine to rapidly complete the sewing work of the looping, and the sewing work efficiency is provided. The efficiency of the linking machine depends on the speed at which the linking machine is run and the speed at which the woolen sweater looper is secured to the dial of the linking machine.
The prior patent with the publication number of CN105386234B discloses a high-speed linking machine. The invention directly drives the linking machine through the motor, thereby improving the rotating speed of the linking machine; and the two power sources make the disc separating and mechanism simple and compact, and improve the speed.
The above prior art solution has the following drawbacks: although the running speed of the linking machine is improved, the final working efficiency is still limited by the speed of fixing the woolen sweater looper on the dial by an operator.
Disclosure of Invention
The invention aims to provide a linking machine for a woolen sweater, which has the advantage of higher efficiency of linking a looping.
The above object of the present invention is achieved by the following technical solutions: the utility model provides a woollen sweater is with linking machine, includes the disc connecting seat, is located the dial on the disc connecting seat, the linking fixing device that the woollen sweater linking was fixed on the dial and the cooperation leads the cloth device that draws of pressing to the root of the needle of wearing on the dial with the woollen sweater linking guide, linking fixing device includes the frame, is located the clamping device in the frame and to dial direction propelling movement clamping device's pusher.
Through adopting above-mentioned technical scheme, the operator only need place the cuff of woollen sweater in clamping device's position, presss from both sides tight back with the cuff of woollen sweater through clamping device, and pusher is to dial direction propelling movement clamping device. The woolen sweater is pushed to the penetrating needle to pass through the back, the clamping device loosens the woolen sweater, and the pushing device resets. And then the woolen sweater is guided to be pressed from the needle point position to the needle-threading root position through the cloth guiding device. Because the woolen sweater is not required to be manually pressed to enable one needle to penetrate through the woolen sweater, the sewing efficiency of the linking machine is not limited by the speed of pressing the woolen sweater by an operator, and the efficiency of sewing the linking is improved in a phase-changing manner.
The invention is further configured to: clamping device includes movable clamp plate and pressure strip, movable clamp plate and frame are along horizontal direction sliding connection, movable clamp plate includes the horizontal plate along the horizontal direction and connects in the horizontal plate and be close to the vertical board of dial one side downwardly extending, pressure strip sliding connection just with vertical board face laminating when being close to vertical board at the horizontal plate downside.
Through adopting above-mentioned technical scheme, press from both sides the cuff of tight woollen sweater through vertical board and pressure strip cooperation, because pressure strip and movable splint are sliding connection, consequently continue to slide after the pressure strip is tight woollen sweater to movable splint direction motion cooperation clamp and can be with woollen sweater propelling movement to the dial direction.
The invention is further configured to: and a avoiding groove for avoiding the needle threading is arranged at a position, which is lower than the lower edge of the vertical plate, of one side of the pressing plate facing the vertical plate.
Through adopting above-mentioned technical scheme, make to wear the needle and penetrate after passing the woollen sweater and dodge the inslot through dodging the groove, avoid wearing the needle and buckle with the movable clamp plate butt through dodging the groove.
The invention is further configured to: and an air exhaust hole is formed in the position, below the avoidance groove, of the pressing plate, the air exhaust hole is connected with an air exhaust pipe, and an air control valve for controlling the on-off of the air exhaust pipe is arranged on the air exhaust pipe.
Through adopting above-mentioned technical scheme, whether bleed through accuse pneumatic control exhaust tube, when bleeding through the exhaust tube, the woollen sweater is located and dodges the position of groove below and is inhaled tightly, is located to dodge the part of groove below position to the woollen sweater and plays the fixed action.
The invention is further configured to: the welding has the atress piece in the frame, be connected with the extension spring between atress piece and the horizontal plate.
Through adopting above-mentioned technical scheme, connect the extension spring through the atress piece for the extension spring exerts pulling force to the movable clamp plate, and movable clamp plate and pressure strip cooperation press from both sides tight woollen sweater.
The invention is further configured to: and the frame and the movable clamping plate are provided with locking components for locking the movable clamping plate when the movable clamping plate is closest to the position of the dial.
Through adopting above-mentioned technical scheme, pin movable splint through the locking subassembly when movable splint move to the position that is closest to the dial for when pusher resets, movable splint stop motionless temporarily, loosen the woollen sweater.
The invention is further configured to: the locking assembly comprises a locking rod arranged on the rack and a locking plate arranged on the movable clamping plate, the locking rod penetrates through a locking hole in the rack, the locking rod is connected with the bottom of the locking hole through a locking spring, and one side of the locking rod, facing the movable clamping plate, inclines downwards in the direction away from the movable clamping plate; the lockplate rotates to be connected in activity splint towards dial one side, and lockplate and activity splint rotate the junction and are equipped with the locking torsional spring that drives the lockplate and upwards rotate the laminating in the activity splint side, and the upper surface of activity splint is close to lockplate one side and is equipped with the locking groove.
By adopting the technical scheme, when the movable clamping plate moves towards the dial, the movable clamping plate is abutted against the inclined surface of the locking rod to push the locking rod to move towards the direction in the locking hole, and finally, the locking spring pushes the locking rod out to be locked when the locking rod is aligned with the locking groove. The movable clamping plate is locked under the action of the locking rod, and the movable clamping plate and the pressing plate do not clamp the looping of the woolen sweater any more at the moment, so that the woolen sweater cannot be brought back when the pushing cylinder resets. When the second sliding block moves to one end, far away from the dial, of the second sliding groove to abut against, acting force is applied to enable the locking plate to overturn and separate from the locking rod by overcoming the acting force of the locking torsion spring, and then the movable clamping plate resets under the action of the tension spring.
The invention is further configured to: the cloth guiding device comprises an upper cloth guiding plate positioned above the threading needle and a lower cloth guiding plate positioned below the threading needle, the upper cloth guiding plate and the lower cloth guiding plate are fixedly connected with the rack, and the upper cloth guiding plate and the lower cloth guiding plate are gradually close to the disk body of the dial in the direction of the rotation advance of the dial.
By adopting the technical scheme, the woolen sweater which is penetrated by the needle preliminarily passes through the upper cloth guiding plate and the lower cloth guiding plate, and is driven by the upper cloth guiding plate and the lower cloth guiding plate to be attached to the plate body of the needle dial, so that the woolen sweater is pressed at the root position of the penetrating needle at last.
In conclusion, the beneficial technical effects of the invention are as follows:
1. the operator only needs to place the linking of woollen sweater in clamping device's position, through clamping device with the linking of woollen sweater press from both sides tight back, pusher makes to the dial direction propelling movement clamping device and wears the needle and pass the woollen sweater, owing to need not the manual work to go to press down the woollen sweater and wear the needle with a root and pass the woollen sweater, consequently can make linking machine seam efficiency not by the operator press the speed restriction of woollen sweater, the efficiency of linking the linking is improved mutually
2. The movable clamping plate is locked under the action of the locking assembly, the movable clamping plate and the pressing plate do not clamp the looping of the woolen sweater any more, and therefore the woolen sweater cannot be brought back when the pushing cylinder resets, so that the woolen sweater is smoothly fixed on the threading needle.
Drawings
FIG. 1 is a schematic structural view of an embodiment;
FIG. 2 is a schematic cross-sectional view of an embodiment of a cuff fixture;
fig. 3 is an enlarged view at a in fig. 2.
Reference numerals: 1. a disc connecting seat; 2. a dial; 3. a cuff fixture; 4. a cloth guiding device; 5. a frame; 6. a clamping device; 7. a pushing device; 8. a movable splint; 9. a compression plate; 10. a horizontal plate; 11. a vertical plate; 12. a first slider; 13. a first chute; 14. a stress block; 15. a tension spring; 16. a second slider; 17. a second chute; 18. an avoidance groove; 19. an air exhaust hole; 20. an air exhaust pipe; 21. an air control valve; 22. a push cylinder; 23. a foot switch; 24. a locking assembly; 25. a locking lever; 26. a locking plate; 27. a locking hole; 28. a locking spring; 29. locking the torsion spring; 30. a locking groove; 31. an upper cloth guiding plate; 32. a cloth guiding plate is arranged downwards.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 1, the linking machine for the woolen sweater comprises a disc connecting seat 1, a dial 2 positioned on the disc connecting seat 1, a linking fixing device 3 for fixing a woolen sweater linking on the dial 2 and a cloth guiding device 4 for guiding and pressing the woolen sweater linking to the root of a needle penetrating on the dial 2 in a matching way.
As shown in fig. 1, the looping fixing device 3 includes a frame 5, a clamping device 6 located on the frame 5 and matching with the clamping device for clamping the woolen sweater, and a pushing device 7 for pushing the clamping device 6 towards the dial 2.
As shown in fig. 1 and 2, the clamping device 6 comprises a movable clamping plate 8 and a pressing plate 9 which is matched with the movable clamping plate 8 to clamp the woolen sweater. The movable clamping plate 8 comprises a horizontal plate 10 along the horizontal direction and a vertical plate 11 which is connected to one side, close to the dial 2, of the horizontal plate 10 and is perpendicular to the horizontal plate 10 downwards, and the vertical plate 11 is arc-shaped and has the same radian as the radian of the outer ring of the dial 2. The upper side of the horizontal plate 10 is integrally formed with a first sliding block 12 which is in sliding connection with the frame 5 in a matching manner, and the movable clamping plate 8 can move towards the direction close to or away from the dial 2 through the matching of the first sliding block 12 and a first sliding groove 13 on the frame 5. The frame 5 is welded with a stress block 14, a tension spring 15 is connected between the stress block 14 and the horizontal plate 10, the movable clamping plate 8 is driven by the tension spring 15 to move towards the direction far away from the dial 2 until the first sliding block 12 and the first sliding groove 13 are abutted against the inner wall far away from one end of the dial 2.
As shown in fig. 1 and 2, the pressing plate 9 is arc-shaped and can be in surface contact with and attached to the vertical plate 11, the upper side of the pressing plate 9 is integrally formed with a second slider 16, and the lower surface of the horizontal plate 10 is formed with a second sliding groove 17 parallel to the first sliding groove 13. The pressing plate 9 can move towards or away from the vertical plate 11 through the cooperation of the second slide block 16 and the second slide groove 17. When the pressing plate 9 moves to a position close to the vertical plate 11, the upper edge of the woolen sweater looping between the pressing plate 9 and the vertical plate 11 is clamped. An avoiding groove 18 for avoiding the needle is formed in the position, which is lower than the lower edge of the vertical plate 11, of one side, facing the vertical plate 11, of the pressing plate 9, and the avoiding groove 18 penetrates through the whole pressing plate 9 in the horizontal direction. A plurality of air exhaust holes 19 are formed in the position, below the avoidance groove 18, of the pressing plate 9, each air exhaust hole 19 is connected with an air exhaust pipe 20 communicated with an air exhaust system in a plant, and an air control valve 21 for controlling the air exhaust pipes 20 to be on-off is mounted on each air exhaust pipe 20.
As shown in fig. 1 and 2, the pushing device 7 is a pushing cylinder 22 with a piston rod parallel to the direction of the second chute 17, a cylinder body of the pushing cylinder 22 is fixedly connected with the frame 5, and an end of the piston rod of the pushing cylinder 22 is fixedly connected with the compacting plate 9. The looping fixing device 3 is provided with a foot switch 23 for controlling the starting of the looping fixing device 3.
As shown in fig. 2 and 3, the frame 5 and the movable clamp plate 8 are provided with a locking assembly 24 for locking the movable clamp plate 8 when the movable clamp plate 8 is moved to a position closest to the dial 2. The locking assembly 24 includes a locking bar 25 mounted on the frame 5 and a locking plate 26 mounted on the movable clamp plate 8. The locking rod 25 is arranged in a locking hole 27 on the frame 5 in a penetrating way, the locking rod 25 is connected with the bottom of the locking hole 27 through a locking spring 28, and the locking rod 25 faces to one side of the movable clamp plate 8 and inclines downwards in a direction away from the movable clamp plate 8. The locking plate 26 is rotatably connected to one side of the movable clamping plate 8 facing the dial 2, a locking torsion spring 29 which drives the locking plate 26 to rotate upwards and is attached to the side face of the movable clamping plate 8 is arranged at the rotary connection position of the locking plate 26 and the movable clamping plate 8, and the acting force exerted by the locking torsion spring 29 is slightly larger than the pulling force of the tension spring 15 when the movable clamping plate 8 moves to the position closest to the dial 2. The upper surface of the movable clamping plate 8 is formed with a broken edge locking groove 30 at one side close to the locking plate 26.
As shown in fig. 1, the cloth guide device 4 includes an upper cloth guide plate 31 located above the needle and a lower cloth guide plate 32 located below the needle. The upper cloth guiding plate 31 and the lower cloth guiding plate 32 are both fixedly connected with the frame 5, and the upper cloth guiding plate 31 and the lower cloth guiding plate 32 gradually approach the disc body of the dial 2 in the direction of the rotary advancing of the dial 2.
The specific using process is as follows:
the operator grasps the looping position of the woolen sweater which is not sewn and penetrates upwards into the position between the vertical plate 11 and the pressing plate 9, presses the edges of the two ends of the looping slightly exceeding the vertical plate 11 on the two side surfaces of the vertical plate 11 by thumbs, and then steps on the foot switch 23. The air control valve 21 is opened, the air exhaust pipe 20 exhausts air, and a piston rod of the pushing cylinder 22 extends out; the hold-down plate 9 cooperates with the vertical plate 11 to clamp the looping back push cylinder 22 of the woolen sweater to continue to push forwards, and at the moment, the operator releases the woolen sweater and no longer compresses the woolen sweater. The pushing cylinder 22 overcomes the tension of the tension spring 15 to drive the pressing plate 9 and the vertical plate 11 to move towards the dial 2 together, and the air control valve 21 is closed and the pushing cylinder 22 resets until the needle penetrates through the looping of the woolen sweater. The movable clamping plate 8 is locked under the action of the locking assembly 24, and the movable clamping plate 8 and the pressing plate 9 do not clamp the looping of the woolen sweater any more at the moment, so that the woolen sweater cannot be brought back when the pushing cylinder 22 is reset. When the second slider 16 moves to the end of the second slide groove 17 away from the dial 2 to abut, the locking plate 26 is turned away from the locking lever 25 against the force of the locking torsion spring 29 by applying a force, and then the movable clamp plate 8 is reset by the tension spring 15. The woolen sweater which is penetrated by the needle initially is driven by the upper cloth guiding plate 31 and the lower cloth guiding plate 32 to be attached to the plate body of the needle plate 2 when passing through the positions of the upper cloth guiding plate 31 and the lower cloth guiding plate 32.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (4)
1. The utility model provides a woollen sweater is with linking machine which characterized by: the woolen sweater looper comprises a disc connecting seat, a dial positioned on the disc connecting seat, a looper fixing device for fixing a woolen sweater looper on the dial, and a cloth guiding device for guiding and pressing the woolen sweater looper to the root of a needle penetrating on the dial in a matching manner, wherein the looper fixing device comprises a rack, a clamping device positioned on the rack, and a pushing device for pushing the clamping device to the dial direction; the clamping device comprises a movable clamping plate and a pressing plate, the movable clamping plate is connected with the rack in a sliding mode along the horizontal direction, the movable clamping plate comprises a horizontal plate along the horizontal direction and a vertical plate which is connected to the horizontal plate and extends downwards and is close to one side of the needle dial, and the pressing plate is connected to the lower side of the horizontal plate in a sliding mode and is attached to the surface of the vertical plate when the pressing plate is close to the vertical plate; a stress block is welded on the rack, and a tension spring is connected between the stress block and the horizontal plate; the frame and the movable clamping plate are provided with locking components for locking the movable clamping plate when the movable clamping plate is closest to the needle dial; the locking assembly comprises a locking rod arranged on the rack and a locking plate arranged on the movable clamping plate, the locking rod penetrates through a locking hole in the rack, the locking rod is connected with the bottom of the locking hole through a locking spring, and one side of the locking rod, facing the movable clamping plate, inclines downwards in the direction away from the movable clamping plate; the lockplate rotates to be connected in activity splint towards dial one side, and lockplate and activity splint rotate the junction and are equipped with the locking torsional spring that drives the lockplate and upwards rotate the laminating in the activity splint side, and the upper surface of activity splint is close to lockplate one side and is equipped with the locking groove.
2. The linking machine for knitted sweaters according to claim 1, characterized in that: and a avoiding groove for avoiding the needle threading is arranged at a position, which is lower than the lower edge of the vertical plate, of one side of the pressing plate facing the vertical plate.
3. The linking machine for knitted sweaters according to claim 2, characterized in that: and an air exhaust hole is formed in the position, below the avoidance groove, of the pressing plate, the air exhaust hole is connected with an air exhaust pipe, and an air control valve for controlling the on-off of the air exhaust pipe is arranged on the air exhaust pipe.
4. The linking machine for knitted sweaters according to claim 1, characterized in that: the cloth guiding device comprises an upper cloth guiding plate positioned above the threading needle and a lower cloth guiding plate positioned below the threading needle, the upper cloth guiding plate and the lower cloth guiding plate are fixedly connected with the rack, and the upper cloth guiding plate and the lower cloth guiding plate are gradually close to the disk body of the dial in the direction of the rotation advance of the dial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910913647.6A CN110565273B (en) | 2019-09-25 | 2019-09-25 | Linking machine for woolen sweater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910913647.6A CN110565273B (en) | 2019-09-25 | 2019-09-25 | Linking machine for woolen sweater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110565273A CN110565273A (en) | 2019-12-13 |
| CN110565273B true CN110565273B (en) | 2021-07-27 |
Family
ID=68782431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910913647.6A Active CN110565273B (en) | 2019-09-25 | 2019-09-25 | Linking machine for woolen sweater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110565273B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113026220B (en) * | 2021-03-03 | 2022-08-05 | 浙江金河制衣有限公司 | Linking machine and sweater manufacturing process applying same |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3494310A (en) * | 1967-02-08 | 1970-02-10 | Bleyle Kg Wilhelm | Process and device for casting-on of weft and warp-knit goods on needle plates |
| GB2195361A (en) * | 1986-09-30 | 1988-04-07 | Kun Horn David Lai | A plate assembly for a sewing machine |
| CN102926140A (en) * | 2012-11-21 | 2013-02-13 | 吴江征明纺织有限公司 | Looping machine with pressing plates |
| CN203768614U (en) * | 2014-01-14 | 2014-08-13 | 王贤虎 | Cloth pushing mechanism on full-automatic woolen sweater linking machine |
| CN204676261U (en) * | 2015-04-29 | 2015-09-30 | 绍兴县华邦纺织有限公司 | A kind of disc type binding-off machine |
| CN205839321U (en) * | 2016-06-06 | 2016-12-28 | 浙江新月朗服饰有限公司 | A kind of clamping device and disk sewing machine that can be used for clamping fabric |
-
2019
- 2019-09-25 CN CN201910913647.6A patent/CN110565273B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3494310A (en) * | 1967-02-08 | 1970-02-10 | Bleyle Kg Wilhelm | Process and device for casting-on of weft and warp-knit goods on needle plates |
| GB2195361A (en) * | 1986-09-30 | 1988-04-07 | Kun Horn David Lai | A plate assembly for a sewing machine |
| CN102926140A (en) * | 2012-11-21 | 2013-02-13 | 吴江征明纺织有限公司 | Looping machine with pressing plates |
| CN203768614U (en) * | 2014-01-14 | 2014-08-13 | 王贤虎 | Cloth pushing mechanism on full-automatic woolen sweater linking machine |
| CN204676261U (en) * | 2015-04-29 | 2015-09-30 | 绍兴县华邦纺织有限公司 | A kind of disc type binding-off machine |
| CN205839321U (en) * | 2016-06-06 | 2016-12-28 | 浙江新月朗服饰有限公司 | A kind of clamping device and disk sewing machine that can be used for clamping fabric |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110565273A (en) | 2019-12-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110565273B (en) | Linking machine for woolen sweater | |
| WO2009129644A1 (en) | A fully automatic closing sewing machine | |
| CN107675366A (en) | A kind of flat seam machine | |
| JPH0321666B2 (en) | ||
| CN210657425U (en) | Overedger | |
| CA1043634A (en) | Sewing apparatus | |
| CN206245030U (en) | A kind of thread cutting mechanism of sewing machine | |
| US4909165A (en) | Sewing machine for sewing a rubber strip | |
| CN102554985B (en) | Rattan weaving machine | |
| US4411211A (en) | Method of and apparatus for attaching slide fastener coupling chains to a flexible support | |
| CN104652045A (en) | Sewing machine | |
| CN215328718U (en) | Sewing machine | |
| CN204455512U (en) | A kind of Sewing machines | |
| CN205368682U (en) | Elasticity presser bar feather penetration prevention mechanism | |
| CN201321536Y (en) | Synchronous presser foot structure of sewing machine | |
| JPH0435195B2 (en) | ||
| CN210886515U (en) | Improved herringbone line industrial sewing machine | |
| CN201953908U (en) | Pneumatic button attaching machine | |
| CN107904806A (en) | The lower pearl device of embroidery machine selection | |
| CN103469502A (en) | Automatic thread cutting device of sewing machine | |
| US4103562A (en) | Sewing apparatus | |
| CN211171098U (en) | Wire adjusting head | |
| US3994246A (en) | Sewing apparatus | |
| CN207828556U (en) | The lower pearl device of embroidery machine selection | |
| CN202114459U (en) | Pneumatic gun type dog clutch umbrella 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 |