CN110747585A - Sewing mechanism of double-side double-thread lock type sewing equipment - Google Patents
Sewing mechanism of double-side double-thread lock type sewing equipment Download PDFInfo
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- CN110747585A CN110747585A CN201911109363.8A CN201911109363A CN110747585A CN 110747585 A CN110747585 A CN 110747585A CN 201911109363 A CN201911109363 A CN 201911109363A CN 110747585 A CN110747585 A CN 110747585A
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- sewing
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- screw rod
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B1/00—General types of sewing apparatus or machines without mechanism for lateral movement of the needle or the work or both
- D05B1/08—General types of sewing apparatus or machines without mechanism for lateral movement of the needle or the work or both for making multi-thread seams
- D05B1/12—Lock-stitch seams
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B25/00—Sewing units consisting of combinations of several sewing machines
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B35/00—Work-feeding or -handling elements not otherwise provided for
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/02—Mechanical drives
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/10—Electrical or electromagnetic drives
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B75/00—Frames, stands, tables, or other furniture adapted to carry sewing machines
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- 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 sewing mechanism of bilateral double-thread locking type sewing equipment, which comprises a machine base, wherein a sewing table is fixedly arranged at the top of the machine base, a bilateral sewing assembly is arranged above the sewing table, a leveling mechanism is arranged on one side of the bilateral sewing assembly, a traction roller is fixedly arranged on the sewing table on one side of the bilateral sewing assembly, which is far away from the leveling mechanism, through a support, a primary guide roller is fixedly arranged on one side of the sewing table, which is far away from the traction roller, through the support, a controller is fixedly arranged on one side of the machine base, and the bilateral sewing assembly comprises a machine frame, a primary screw rod, a secondary screw rod, a thread seat: the bilateral double-thread lock type sewing of the materials is realized, the distance between two sewing machine heads is adjusted, so that the bilateral sewing assembly can meet the requirement of bilateral sewing of the materials with different widths, and the positioning pin and the gear disc ensure the stability of adjustment of the bilateral sewing assembly; the leveling component levels the materials, and the quality of the products processed by the sewing mechanism is improved.
Description
The technical field is as follows:
the invention belongs to the technical field of sewing, and particularly relates to a sewing mechanism of a double-side double-thread lock type sewing device.
Background art:
in recent years, with the continuous development of domestic clothing industry, the sewing equipment industry is also continuously upgraded, various sewing equipment is also continuously emerged, various auxiliary pieces in the sewing equipment are indispensable, and the sewing equipment comprises a presser foot auxiliary piece, an edge sewing machine auxiliary piece, a feeding mode auxiliary piece, an inlaying machine auxiliary piece, a pleating machine auxiliary piece, a threading machine, a zigzag stitch sewing machine, an eyelet machine, a belt stretching machine, a presser foot lifter, a powerful tractor and the like.
In the actual use of the existing sewing equipment, a single sewing machine head needs to be operated repeatedly to achieve bilateral sewing of materials, the sewing efficiency is low, the distance between the two sewing machine heads arranged bilaterally is fixed, the sewing machine head cannot be adjusted according to the requirement of bilateral sewing widths of different materials, the application range of a sewing mechanism is limited, and the quality of a sewing product is poor due to folds of the materials, so that the sewing mechanism of the bilateral double-thread lock type sewing equipment provided by the invention is used for solving the problems.
The invention content is as follows:
the invention aims to solve the problems, provides a sewing mechanism of a double-side double-thread lock type sewing device, and solves the defects that the existing single sewing machine head needs to be operated repeatedly to achieve double-side sewing of materials, the sewing efficiency is low, the distance between the two sewing machine heads arranged on the two sides is fixed, the adjustment cannot be carried out according to the requirements of the double-side sewing widths of different materials, the application range of the sewing mechanism is limited, and the quality of sewing products is poor due to the wrinkles of the materials.
In order to solve the above problems, the present invention provides a technical solution:
a sewing mechanism of a bilateral double-thread lock type sewing device comprises a machine base, wherein a sewing table is fixedly mounted at the top of the machine base, a bilateral sewing assembly is arranged above the sewing table, a leveling mechanism is arranged on one side of the bilateral sewing assembly, a traction roller is fixedly mounted on the sewing table on one side, away from the leveling mechanism, of the bilateral sewing assembly through a support, a primary guide roller is fixedly mounted on one side, away from the traction roller, of the sewing table through a support, and a controller is fixedly mounted on one side of the machine base;
the bilateral sewing assembly comprises a rack, a first-stage screw rod, a second-stage screw rod, thread seats and a sewing machine head, wherein the rack is fixedly installed on two opposite sides of the sewing table, the screw rod is rotatably installed on the rack and consists of the first-stage screw rod and the second-stage screw rod, threads on the first-stage screw rod and the second-stage screw rod are arranged oppositely, the thread seats which are symmetrically arranged are installed on the first-stage screw rod and the second-stage screw rod in a threaded mode, the sewing machine head is fixedly installed at the bottoms of the two thread seats, and a driving mechanism is fixedly installed on the rack on one side;
leveling mechanism includes slide rail, lead screw, thread bush and flat monoblock, equal fixed mounting has the curb plate on the relative both sides of sewing platform that the traction roller one side was kept away from to the sewing machine head, and the top fixed mounting of two curb plates has the slide rail, set up the spout that link up on the slide rail, the inside rotation of spout installs the lead screw, the one end of lead screw is passed the slide rail and is passed through the output fixed mounting of shaft coupling and one-level motor, one-level motor fixed mounting is on the curb plate, the thread bush is installed to the screw thread on the lead screw, the bottom fixed mounting of thread bush has branch, the one end fixed mounting that the thread bush was kept away.
As preferred, actuating mechanism includes drive case, toothed disc, driving motor and locating pin, one side fixed mounting of frame has the drive case, the inside fixed mounting of drive case has the toothed disc, the one side of toothed disc and the one end fixed mounting of second grade screw rod, the output fixed mounting that shaft coupling and driving motor were passed through to one side that the second grade screw rod was kept away from to the toothed disc, the locating hole has been seted up at the top of drive case, and the locating pin has been inserted to the inside of locating hole, the one end of locating pin is the setting of V type structure, the locating pin passes the locating hole and inserts between two teeth of toothed disc.
Preferably, a guide sliding rod is fixedly installed between the two racks at the tops of the first-stage screw rod and the second-stage screw rod, a guide sliding block is fixedly installed at the top of each threaded seat, and the guide sliding blocks are installed on the guide sliding rods in a sliding mode.
Preferably, the sewing machine head comprises a connecting rod, a presser foot and a sewing needle, and the presser foot and the sewing needle are fixedly mounted at the bottoms of the two threaded seats through the connecting rod.
Preferably, the controller is of the model number HH-N10S, and the controller is electrically connected with the driving motor, the primary motor and the secondary motor.
Preferably, a second-stage guide roller is fixedly installed on the machine base on one side, far away from the traction roller, of the sewing table through a support, and a tensioning roller is fixedly installed on the machine base between the second-stage guide roller and the first-stage guide roller through a support.
Preferably, the traction roller comprises an upper traction roller and a lower traction roller, two opposite ends of the upper traction roller and the lower traction roller are rotatably mounted on the support, one ends of the upper traction roller and the lower traction roller are fixedly mounted with the output end of the secondary motor through a coupler, and the secondary motor is fixedly mounted on the support.
Preferably, the traction roller, the primary guide roller, the secondary guide roller and the tension roller are rotatably mounted with the bracket through bearing seats.
The invention has the beneficial effects that:
(1) according to the sewing mechanism of the bilateral double-thread locking type sewing equipment, the two symmetrically arranged sewing machine heads are arranged above the sewing table through the arranged bilateral sewing assembly, bilateral double-thread locking type sewing on materials can be achieved, the two sewing machine heads are respectively installed on the first-stage screw rod and the second-stage screw rod through the thread seats in a threaded mode, therefore, the distance between the two sewing machine heads above the sewing table can be adjusted under the driving of the driving mechanism, the bilateral sewing assembly can achieve bilateral sewing on materials with different widths, the adjusting operation is simple, the gear disc on the driving mechanism is matched with the positioning pin, the purpose of positioning and limiting the gear disc and the screw rod is achieved by inserting the positioning pin between the two teeth of the gear disc, and the adjusting stability of the bilateral sewing assembly is guaranteed.
(2) According to the sewing mechanism of the bilateral double-thread lock type sewing device, the leveling component is arranged on one side of the bilateral sewing component, which is far away from the traction roller, the screw rod is driven to rotate through the primary motor, so that the screw sleeve moves in the chute, the support rod and the leveling block are driven to reciprocate, the leveling block is in contact with a material on the sewing table in the motion process to perform leveling treatment, uneven sewing caused by material wrinkles during bilateral sewing of the material is avoided, the quality of a product processed by the sewing mechanism is effectively improved, and the sewing mechanism is high in practicability.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the structure of the present invention;
FIG. 3 is a schematic view of a double-sided sewing assembly of the present invention;
FIG. 4 is a schematic view of the structure at A of the present invention;
fig. 5 is a schematic structural view of the leveling mechanism of the present invention.
In the figure: 1. a machine base; 2. a bilateral sewing assembly; 21. a frame; 22. a first-stage screw; 23. a secondary screw; 24. a threaded seat; 25. a sewing machine head; 251. a connecting rod; 252. a presser foot; 253. a sewing needle; 26. a drive box; 27. a gear plate; 28. a drive motor; 29. positioning pins; 210. a guide slider; 211. a guide slide bar; 3. a leveling mechanism; 31. a slide rail; 32. a lead screw; 33. a threaded sleeve; 34. flattening the whole block; 35. a first-stage motor; 36. a strut; 4. a sewing table; 5. a support; 6. a traction roller; 61. an upper pulling roll; 62. a secondary motor; 7. a primary guide roll; 8. a secondary guide roll; 9. a tension roller; 10. and a controller.
The specific implementation mode is as follows:
as shown in fig. 1 to 5, the following technical solutions are adopted in the present embodiment: a sewing mechanism of a bilateral double-thread locking type sewing device comprises a machine base 1, wherein a sewing table 4 is fixedly installed at the top of the machine base 1, a bilateral sewing assembly 2 is arranged above the sewing table 4, a leveling mechanism 3 is arranged on one side of the bilateral sewing assembly 2, a drawing roller 6 is fixedly installed on the sewing table 4 on one side, away from the leveling mechanism 3, of the bilateral sewing assembly 2 through a support 5, a primary guide roller 7 is fixedly installed on one side, away from the drawing roller 6, of the sewing table 4 through the support 5, and a controller 10 is fixedly installed on one side of the machine base 1;
the bilateral sewing assembly 2 comprises a rack 21, a first-stage screw 22, a second-stage screw 23, a thread seat 24 and a sewing machine head 25, the rack 21 is fixedly mounted on two opposite sides of the sewing table 4, the screw is rotatably mounted on the rack 21 and consists of the first-stage screw 22 and the second-stage screw 23, threads on the first-stage screw 22 and the second-stage screw 23 are oppositely arranged, the thread seats 24 symmetrically arranged are mounted on the first-stage screw 22 and the second-stage screw 23 in a threaded manner, the sewing machine heads 25 are fixedly mounted at the bottoms of the two thread seats 24, a driving mechanism is fixedly mounted on the rack 21 on one side of the second-stage screw 23, and the distance between the two sewing machine heads 25 above the sewing table 4 can be adjusted under the driving of the driving mechanism, so that the bilateral sewing assembly 2 can meet the bilateral sewing of materials with different widths, and the;
the leveling mechanism 3 comprises a sliding rail 31, a screw rod 32, a threaded sleeve 33 and a leveling block 34, side plates are fixedly mounted on two opposite sides of a sewing table 4 on one side of the sewing machine head 25, which is far away from the traction roller 6, respectively, the sliding rail 31 is fixedly mounted on the tops of the two side plates, a through sliding groove is formed in the sliding rail 31, the screw rod 32 is rotatably mounted in the sliding groove, one end of the screw rod 32 penetrates through the sliding rail 31 and is fixedly mounted with the output end of a primary motor 35 through a coupler, the primary motor 35 is fixedly mounted on the side plates, the threaded sleeve 33 is mounted on the screw rod 32 in a threaded manner, a supporting rod 36 is fixedly mounted at the bottom of the threaded sleeve 33, the leveling block 34 is fixedly mounted at one end of the supporting rod 36, which is far away from the threaded sleeve 33, the leveling process is performed by contacting with materials on the sewing table, effectively improving the quality of the products processed by the sewing mechanism.
Specifically, the driving mechanism comprises a driving box 26, a gear disc 27, a driving motor 28 and a positioning pin 29, wherein the driving box 26 is fixedly mounted on one side of the frame 21, the gear disc 27 is fixedly mounted inside the driving box 26, one side of the gear disc 27 is fixedly mounted with one end of the secondary screw 23, one side of the gear disc 27, which is far away from the secondary screw 23, is fixedly mounted with the output end of the driving motor 28 through a coupler, a positioning hole is formed in the top of the driving box 26, the positioning pin 29 is inserted into the positioning hole, one end of the positioning pin 29 is arranged in a V-shaped structure, the positioning pin 29 penetrates through the positioning hole and is inserted between two teeth of the gear disc 27, the positioning pin 29 is inserted between the teeth of the gear disc 27 to prevent the gear disc 29 from rotating, namely prevent the screw from rotating after adjustment, and avoid the bilateral sewing assembly 2 from deviating due to the action of, the stability of the adjustment of the bilateral sewing assembly 2 is ensured.
Specifically, fixed mounting has direction slide bar 210 between two frames 21 at one-level screw rod 22 and second grade screw rod 23 top, two the equal fixed mounting in top of screw thread seat 24 has direction slider 211, two the equal slidable mounting of direction slider 211 is on direction slide bar 210, and direction slider 211 spacing is slided on direction slide bar 210 for screw thread seat 24 stability is better, prevents that screw thread seat 24 from deflecting.
Specifically, the sewing machine head 25 includes a connecting rod 251, a presser foot 252 and a sewing needle 253, and the presser foot 252 and the sewing needle 253 are fixedly mounted at the bottoms of the two screw thread seats 24 through the connecting rod 251.
Specifically, the controller 10 is HH-N10S, and the controller 10 is electrically connected to the driving motor 28, the primary motor 35, and the secondary motor 62, so that the control operation is simple and convenient.
Specifically, sewing table 4 is kept away from frame 1 of carry over pinch rolls 6 one side and is gone up through support 5 fixed mounting has second grade guide roll 8, there is tensioning roller 9 through support 5 fixed mounting on the frame 1 between second grade guide roll 8 and the one-level guide roll 7, and the setting of guide roll and tensioning roller 9 makes material traction in-process tension appropriate.
Specifically, carry over pinch rolls 6 includes carry over pinch rolls 61 and carry over pinch rolls down, it all rotates with the both ends that carry over pinch rolls is relative down to go up carry over pinch rolls 61 and installs on support 5, the output fixed mounting that shaft coupling and second grade motor 62 are all passed through to the one end of going up carry over pinch rolls 61 and lower carry over pinch rolls, second grade motor 62 fixed mounting is on support 5, guarantees through carry over pinch rolls 6 that the material sewing in-process can stabilize traction motion.
Specifically, the traction roller 6, the primary guide roller 7, the secondary guide roller 8 and the tensioning roller 9 are rotatably mounted with the bracket 5 through bearing seats.
Specifically, the method comprises the following steps: a sewing mechanism of a bilateral double-thread lock type sewing device is characterized in that when the sewing mechanism is used, a controller 10 is used for starting a first-stage motor 35 and a second-stage motor 62, the second-stage motor 62 rotates to drive a traction roller 6 on a support 5 to rotate, so that materials enter from a first-stage guide roller 7, sequentially pass through a tensioning roller 9, a second-stage guide roller 8, a leveling mechanism 3 and a bilateral sewing assembly 2 and then are drawn out from a position between an upper traction roller 61 and a lower traction roller, when the materials pass through the bilateral sewing assembly 2, a sewing machine head 25 performs hem sewing on the materials, two sewing machine heads 25 which are symmetrically arranged are arranged above a sewing table 4, the bilateral double-thread lock type sewing mechanism can realize the bilateral double-thread lock type sewing of the materials, because the two sewing machine heads 25 are respectively and threadedly mounted on a first-stage screw rod 22 and a second-stage screw rod 23 through a thread seat 24, the rotation of the gear disc 27 drives the secondary screw 23 and the primary screw 22 to rotate, and because the threads on the primary screw 22 and the secondary screw 23 are arranged oppositely, the two threaded seats 24 on the primary screw 22 and the secondary screw 23 can move closer to or further away from each other when the screws are rotated, namely, the distance between the two sewing machine heads 25 above the sewing table 4 can be adjusted under the driving of the driving mechanism, so that the bilateral sewing assembly 2 can meet the bilateral sewing of materials with different widths, the adjustment operation is simple, the positioning pin 29 is inserted into the positioning hole of the driving box 26 after the adjustment, the lower end of the positioning pin 29 is inserted between two teeth of the gear disc 27, the positioning pin 29 is utilized to achieve the purpose of positioning and limiting the gear disc 27 and the screw rod, the deviation caused by the external force after the adjustment of the bilateral sewing assembly 2 is prevented, and the stability of the adjustment of the bilateral sewing assembly 2 is ensured; screw 32 on the one-level motor 35 rotation drive slide rail 31 rotates, screw 32 rotates and makes thread bush 33 slide in the spout, thread bush 33's reciprocating motion passes through branch 36 and drives flat block 34 at sewing table 4's top reciprocating motion, flat block 34 in-process and sewing table 4 on the material contact of motion carry out leveling, sewing unevenness because of the material fold causes when avoiding the bilateral sewing of material, thereby effectively improve the product quality of sewing mechanism processing, the practicality is stronger.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (8)
1. The utility model provides a sewing machine of bilateral double-thread lock formula sewing machine constructs, includes frame (1), its characterized in that: the sewing machine is characterized in that a sewing table (4) is fixedly mounted at the top of the machine base (1), a double-side sewing assembly (2) is arranged above the sewing table (4), a leveling mechanism (3) is arranged on one side of the double-side sewing assembly (2), a traction roller (6) is fixedly mounted on the sewing table (4) on one side, away from the leveling mechanism (3), of the double-side sewing assembly (2) through a support (5), a primary guide roller (7) is fixedly mounted on one side, away from the traction roller (6), of the sewing table (4) through the support (5), and a controller (10) is fixedly mounted on one side of the machine base (1);
the bilateral sewing assembly (2) comprises a rack (21), a first-stage screw rod (22), a second-stage screw rod (23), a thread seat (24) and a sewing machine head (25), wherein the rack (21) is fixedly installed on two opposite sides of the sewing table (4), the screw rod is rotatably installed on the rack (21) and consists of the first-stage screw rod (22) and the second-stage screw rod (23), threads on the first-stage screw rod (22) and the second-stage screw rod (23) are oppositely arranged, the thread seats (24) which are symmetrically arranged are installed on the first-stage screw rod (22) and the second-stage screw rod (23) in a threaded mode, the sewing machine head (25) is fixedly installed at the bottoms of the two thread seats (24), and a driving mechanism is fixedly installed on the rack (21) on one side of the second;
the leveling mechanism (3) comprises a slide rail (31), a lead screw (32), a threaded sleeve (33) and a leveling block (34), the two opposite sides of the sewing table (4) at one side of the sewing machine head (25) far away from the traction roller (6) are fixedly provided with side plates, the tops of the two side plates are fixedly provided with slide rails (31), a through chute is arranged on the slide rail (31), a screw rod (32) is rotatably arranged in the chute, one end of the screw rod (32) passes through the slide rail (31) and is fixedly installed with the output end of the primary motor (35) through a coupler, the primary motor (35) is fixedly arranged on the side plate, the screw rod (32) is provided with a threaded sleeve (33) in a threaded manner, the bottom fixed mounting of thread bush (33) has branch (36), the one end fixed mounting that thread bush (33) was kept away from in branch (36) has flat monoblock (34).
2. The sewing mechanism of a double-sided double-thread lock-type sewing machine according to claim 1, wherein: actuating mechanism includes drive case (26), toothed disc (27), driving motor (28) and locating pin (29), one side fixed mounting of frame (21) has drive case (26), the inside fixed mounting of drive case (26) has toothed disc (27), one side of toothed disc (27) and the one end fixed mounting of second grade screw rod (23), the output fixed mounting that shaft coupling and driving motor (28) were passed through to one side that second grade screw rod (23) were kept away from in toothed disc (27), the locating hole has been seted up at the top of drive case (26), and locating pin (29) have been inserted to the inside of locating hole, the one end of locating pin (29) is the setting of V type structure, locating pin (29) pass the locating hole and insert between two teeth of toothed disc (27).
3. The sewing mechanism of a double-sided double-thread lock-type sewing machine according to claim 1, wherein: fixed mounting has guide slide bar (210) between two frames (21) at one-level screw rod (22) and second grade screw rod (23) top, two equal fixed mounting in top of screw thread seat (24) has guide slider (211), two guide slider (211) all slidable mounting is on guide slide bar (210).
4. The sewing mechanism of a double-sided double-thread lock-type sewing machine according to claim 1, wherein: the sewing machine head (25) comprises a connecting rod (251), a presser foot (252) and a sewing needle (253), and the presser foot (252) and the sewing needle (253) are fixedly installed at the bottoms of the two thread seats (24) through the connecting rod (251).
5. The sewing mechanism of a double-sided double-thread lock-type sewing machine according to claim 1, wherein: the controller (10) is HH-N10S, and the controller (10) is electrically connected with the driving motor (28), the primary motor (35) and the secondary motor (62).
6. The sewing mechanism of a double-sided double-thread lock-type sewing machine according to claim 1, wherein: the sewing machine is characterized in that a second-stage guide roller (8) is fixedly mounted on the machine base (1) far away from one side of the traction roller (6) through a support (5), and a tensioning roller (9) is fixedly mounted on the machine base (1) between the second-stage guide roller (8) and the first-stage guide roller (7) through the support (5).
7. The sewing mechanism of a double-sided double-thread lock-type sewing machine according to claim 1, wherein: carry over pinch rolls (6) include carry over pinch rolls (61) and carry over pinch rolls down, it all rotates with the both ends that carry over pinch rolls is relative down to go up carry over pinch rolls (61) and installs on support (5), the output fixed mounting that shaft coupling and second grade motor (62) are all passed through to the one end of going up carry over pinch rolls (61) and carry over pinch rolls down, second grade motor (62) fixed mounting is on support (5).
8. The sewing mechanism of a double-sided double-thread lock-type sewing machine according to claim 1, wherein: the traction roller (6), the primary guide roller (7), the secondary guide roller (8) and the tensioning roller (9) are rotatably mounted with the support (5) through bearing seats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911109363.8A CN110747585A (en) | 2019-11-13 | 2019-11-13 | Sewing mechanism of double-side double-thread lock type sewing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911109363.8A CN110747585A (en) | 2019-11-13 | 2019-11-13 | Sewing mechanism of double-side double-thread lock type sewing equipment |
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| CN110747585A true CN110747585A (en) | 2020-02-04 |
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| CN201911109363.8A Pending CN110747585A (en) | 2019-11-13 | 2019-11-13 | Sewing mechanism of double-side double-thread lock type sewing equipment |
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| CN111088605A (en) * | 2020-01-14 | 2020-05-01 | 李丽 | Sewing mechanism of double-side double-thread lock type sewing equipment |
| CN112359495A (en) * | 2020-11-03 | 2021-02-12 | 牧叶(温州)鞋业有限公司 | Automatic continuous hemming device of surface fabric for beret manufacturing |
| CN112553788A (en) * | 2020-10-31 | 2021-03-26 | 广州喜登堡床垫机械有限公司 | Automatic double-end serging machine of cloth |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111088605A (en) * | 2020-01-14 | 2020-05-01 | 李丽 | Sewing mechanism of double-side double-thread lock type sewing equipment |
| CN112553788A (en) * | 2020-10-31 | 2021-03-26 | 广州喜登堡床垫机械有限公司 | Automatic double-end serging machine of cloth |
| CN112359495A (en) * | 2020-11-03 | 2021-02-12 | 牧叶(温州)鞋业有限公司 | Automatic continuous hemming device of surface fabric for beret manufacturing |
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