CN214938338U

CN214938338U - Thread trimming structure for transverse sewing machine

Info

Publication number: CN214938338U
Application number: CN202120678499.7U
Authority: CN
Inventors: 李友林
Original assignee: Shanghai Feiqian Industrial Co ltd
Current assignee: Shanghai Feiqian Industrial Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-11-30
Anticipated expiration: 2031-04-01

Abstract

The utility model discloses a thread trimming structure for a cross sewing machine, which relates to the technical field of cross sewing machines and comprises a mounting plate, wherein the inner side of the mounting plate is provided with a groove, the upper end of the groove is fixedly connected with a small electric telescopic shaft, the lower end of the small electric telescopic shaft is fixedly connected with a first cutter handle, the right side of the lower end of the first cutter handle is fixedly connected with a first cutter blade, the right ends of the first cutter handle and the first cutter blade are extended out of the groove, the right end of the mounting plate is fixedly connected with a cutting plate, the middle part of the cutting plate is provided with a thread hole, the lower end of the inner part of the groove is fixedly connected with a sleeve, the lower end of the sleeve penetrates through the groove and the mounting plate in sequence, and a push rod is inserted in the sleeve; be convenient for tailor the needle and line through first cutting edge and second cutting edge, and the work of small-size electric telescopic shaft is convenient for carry out the automation to the needle and line and tailors, and the second cutting edge passes through the promotion of push rod, is convenient for realize that the mechanical type is tailor, and the operation mode is diversified, and has reduced the limitation of operation when tailorring.

Description

Thread trimming structure for transverse sewing machine

Technical Field

The utility model relates to a transversal joint machine technical field especially relates to a trimming structure for transversal joint machine.

Background

The sewing machine is a machine which uses one or more sewing threads to form one or more stitches on a sewing material to interweave or sew one or more layers of the sewing material, the sewing machine can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastics, paper and the like, the sewed stitches are neat, beautiful, flat and firm, the sewing speed is high, the use is simple and convenient, and artistic forms such as hand-push embroidery computer embroidery and the like are derived from the sewing machine.

Present trimming structure for transversal sewing machine, only cut the needlework through artifical handheld scissors usually, the operation is convenient inadequately, even some trimming structures can realize automatic trimming, but the operation mode of trimming still too simple ization, when the unnecessary electric power of saving, still need artifical handheld scissors to carry out the trimming, consequently, there is certain use limitation, for this reason, we propose a trimming structure for transversal sewing machine, in order to solve the above-mentioned technical problem who provides.

SUMMERY OF THE UTILITY MODEL

The utility model provides a trimming structure for transversal joint machine to the trimming operation that the solution above-mentioned background art provided is not convenient enough, and the operation mode of trimming is too simple ization, and there is the problem of operation limitation etc..

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a thread trimming structure for a cross-sewing machine, comprising a mounting plate:

the cutting tool comprises a mounting plate, a groove is formed in the inner side of the mounting plate, a small electric telescopic shaft is fixedly connected to the upper end of the groove, a first cutter handle is fixedly connected to the lower end of the small electric telescopic shaft, a first cutting edge is fixedly connected to the right side of the lower end of the first cutter handle, grooves extend from the right ends of the first cutter handle and the first cutter edge, a cutting plate is fixedly connected to the right end of the mounting plate, a wire hole is formed in the middle of the cutting plate, a sleeve is fixedly connected to the lower end of the inner portion of the groove, the lower end of the sleeve penetrates through the groove and the mounting plate in sequence, a push rod penetrates through the sleeve, the upper end of the push rod is positioned in the groove and extends out of the sleeve, a limiting block is fixedly connected to the upper end of the push rod, a second cutter handle is fixedly connected to the upper end of the push rod through the limiting block, a second cutting edge is fixedly connected to the right side of the upper end of the second cutter handle, and a reset spring is fixedly connected between the inner side of the second cutter handle and the inner side of the first cutter handle in the groove, and the middle part of the cutting plate is positioned at the upper end and the lower end of the wire hole, the left side and the right side inside the groove are both provided with sliding grooves, the first tool handle and the second tool handle are both in sliding connection with the sliding grooves, four corners inside the groove are both provided with threaded holes, the front end cover of the groove is provided with a cover plate, four corners of the cover plate are all in threaded connection with threaded rods, and the threaded rods are in threaded connection with the threaded holes.

Furthermore, the first cutting edges and the second cutting edges are alternately arranged, and the first cutting edges are in contact with the second cutting edges.

Furthermore, small-size electric telescopic shaft one end meets the electric wire, just small-size electric telescopic shaft passes through electric wire and external power electrical connection.

Further, two the cutting edge lid is located respectively the front end of first cutting edge and second cutting edge, just first cutting edge and second cutting edge do not contact with the cutting edge lid all the time, the blade of first cutting edge and second cutting edge all contracts in the cutting edge lid is inboard.

Furthermore, the stopper is circular setting, just the diameter of stopper equals with telescopic external diameter.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

through with the needle thread perforation hole, after the sewing is finished when the transversal joint machine, small-size electric telescopic shaft extends, first cutting edge and needle thread contact, and drive needle thread and second cutting edge contact, thereby can be convenient carry out the automation with the needle thread and cut, need not artifical handheld scissors in addition and tailor the needle thread, improve and tailor efficiency, and through promoting the push rod to the sleeve in, the push rod then can promote the second handle of a knife through the stopper, and make the second cutting edge drive needle thread and first sword contact, thereby realize that the needle thread of mechanical type is tailor, consequently, the operation pattern of tailorring to the needle thread is diversified, the use of electric power has been saved, limitation when having reduced the trimming, and the spout carries out spacing removal to first handle of a knife and second handle of a knife, improve the stability when tailorring, the cutting edge lid is then kept apart the blade of first cutting edge and second cutting edge, in order to avoid hindering the staff.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the overall external structure of the present invention.

In FIGS. 1-2: the cutting device comprises a mounting plate 1, a groove 2, a threaded hole 3, a sleeve 4, a push rod 5, a sliding chute 6, a small electric telescopic shaft 7, a first knife handle 8, a first knife edge 9, a return spring 10, a second knife handle 11, a second knife edge 12, a cutting plate 13, a wire hole 14, a cover plate 15, a threaded rod 16, a knife edge cover 17 and a limiting block 18.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Please refer to fig. 1 to 2:

the utility model provides a trimming structure for transversal sewing machine, including mounting panel 1, each part of a trimming structure for transversal sewing machine carries out the detailed description below:

the inner side of the mounting plate 1 is provided with a groove 2, the upper end of the groove 2 is fixedly connected with a small electric telescopic shaft 7, the lower end of the small electric telescopic shaft 7 is fixedly connected with a first tool handle 8, the right side of the lower end of the first tool handle 8 is fixedly connected with a first tool blade 9, the right ends of the first tool handle 8 and the first tool blade 9 extend out of the groove 2, the right end of the mounting plate 1 is fixedly connected with a cutting plate 13, the middle part of the cutting plate 13 is provided with a wire hole 14, the lower end of the inner part of the groove 2 is fixedly connected with a sleeve 4, the lower end of the sleeve 4 sequentially penetrates through the groove 2 and the mounting plate 1, a push rod 5 is inserted into the sleeve 4, the upper end of the push rod 5 is positioned in the groove 2 and extends out of the sleeve 4, the upper end of the push rod 5 is fixedly connected with a limit block 18, the upper end of the push rod 5 is fixedly connected with a second tool handle 11 through the limit block 18, the right side of the upper end of the second tool blade 11 is fixedly connected with a second tool blade 12, a reset spring 10 is fixedly connected between the inner sides of the second tool handle 11 and the first tool handle 8 and positioned in the groove 2, the first cutting edges 9 and the second cutting edges 12 are alternately arranged, the first cutting edges 9 are in contact with the second cutting edges 12, one end of the small electric telescopic shaft 7 is connected with an electric wire, the small electric telescopic shaft 7 is electrically connected with an external power supply through the electric wire, the cutting plate 13 is fixedly connected with a cutting edge cover 17 at the middle part and the upper and lower ends of the wire hole 14, the limiting block 18 is arranged in a circular shape, and the diameter of the limiting block 18 is equal to the outer diameter of the sleeve 4;

specifically, the mounting plate 1 is mounted at the corresponding position of a cross sewing machine, then a needle thread passes through the thread hole 14, after the cross sewing machine completes sewing by the needle thread, the small electric telescopic shaft 7 is electrified and extended by an electric wire and an external power supply, thereby the first knife handle 8 slides downwards through the chute 6, the chute 6 can limit the first knife handle 8, so as to prevent the first knife handle 8 from tilting when moving, improve the stability of the first knife handle 8 when moving, contact the needle and the thread when the first knife edge 9 moves downwards, drive the needle and the thread to be close to the second knife edge 12 by the first knife edge 9, and the first blade 9 and the second blade 12 are contacted and alternately arranged, so that the needle thread is cut by the first blade 9 and the second blade 12, therefore, the needle and the thread can be conveniently and automatically cut off, the needle and the thread are not required to be manually cut by holding scissors with hands, and the cutting efficiency is improved;

further, when the electric power is to be saved, the push rod 5 is pushed upwards, the push rod 5 pushes the second handle 11 upwards through the limiting block 18, the second handle 11 extrudes the return spring 10, meanwhile, the sliding groove 6 limits the second handle 11, the stability of the second handle 11 during moving can be improved, the second blade 12 drives the needle thread to be close to the first blade 9, the needle thread is cut through the first blade 9 and the second blade 12, a mechanical cutting mode is realized, the cutting operation mode of the needle thread is diversified, the electric power is saved, after the needle thread is cut, the resilience force of the return spring 10 can push the second handle 11 downwards, so that the second handle 11 automatically resets and is convenient for secondary use, the diameter of the circular limiting block 18 is equal to the outer diameter of the sleeve 4, and the limiting block 18 is used for limiting contact with the sleeve 4, the resetting of the second tool handle 11 is more accurate.

The left side and the right side of the interior of the groove 2 are both provided with sliding grooves 6, the first knife handle 8 and the second knife handle 11 are both in sliding connection with the sliding grooves 6, four corners of the interior of the groove 2 are both provided with threaded holes 3, the front end of the groove 2 is covered with a cover plate 15, four corners of the cover plate 15 are both in threaded connection with threaded rods 16, the threaded rods 16 are in threaded connection with the threaded holes 3, the two blade covers 17 are respectively positioned at the front ends of the first blade 9 and the second blade 12, the first blade 9 and the second blade 12 are not in contact with the blade covers 17 all the time, and the cutting edges of the first blade 9 and the second blade 12 are both retracted to the inner sides of the blade covers 17;

further, the threaded rod 16 is separated from the threaded hole 3, so that the cover plate 15 is convenient to disassemble, the structure inside the groove 2 is convenient to overhaul and maintain, the cover plate 15 covers the groove 2, the structure inside the groove 2 can be prevented from being exposed outside, because the cutting edges of the first cutting edge 9 and the second cutting edge 12 are respectively positioned on the inner sides of the two cutting edge covers 17, the separation of the cutting edges of the first cutting edge 9 and the second cutting edge 12 through the cover plate 15 can prevent the first cutting edge 9 and the second cutting edge 12 from cutting workers, the use safety is improved, and the cutting edge covers 17 are not in contact with the first cutting edge 9 and the second cutting edge 12, so that the abrasion between the cutting edge covers 17 and the first cutting edge 9 and the second cutting edge 12 can be prevented.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a trimming structure for transversal sewing machine, includes mounting panel (1), its characterized in that:

the inner side of the mounting plate (1) is provided with a groove (2), the upper end of the groove (2) is fixedly connected with a small electric telescopic shaft (7), the lower end of the small electric telescopic shaft (7) is fixedly connected with a first knife handle (8), the right side of the lower end of the first knife handle (8) is fixedly connected with a first cutting edge (9), the right ends of the first knife handle (8) and the first cutting edge (9) extend out of the groove (2), the right end of the mounting plate (1) is fixedly connected with a cutting plate (13), the middle part of the cutting plate (13) is provided with a wire hole (14), the lower end in the groove (2) is fixedly connected with a sleeve (4), the lower end of the sleeve (4) sequentially penetrates out of the groove (2) and the mounting plate (1), a push rod (5) is inserted in the sleeve (4), the upper end of the push rod (5) is positioned in the groove (2) and extends out of the sleeve (4), the upper end of the push rod (5) is fixedly connected with a limiting block (18), the upper end of the push rod (5) is fixedly connected with a second handle (11) through the limiting block (18), the right side of the upper end of the second handle (11) is fixedly connected with a second cutting edge (12), a reset spring (10) is fixedly connected between the second handle (11) and the inner side of the first handle (8) and positioned in the groove (2), the middle of the cutting plate (13) is positioned at the upper end and the lower end of the wire hole (14) and is fixedly connected with a cutting edge cover (17), the left side and the right side of the inner part of the groove (2) are both provided with sliding grooves (6), the first handle (8) and the second handle (11) are both in sliding connection with the sliding grooves (6), four corners of the inner part of the groove (2) are both provided with threaded holes (3), the front end of the groove (2) is provided with a cover plate (15), and four corners of the cover plate (15) are both in threaded connection with threaded rods (16), and the threaded rod (16) is in threaded connection with the threaded hole (3).

2. A thread trimming structure for a cross-sewing machine according to claim 1, wherein: the first cutting edges (9) and the second cutting edges (12) are alternately arranged, and the first cutting edges (9) are in contact with the second cutting edges (12).

3. A thread trimming structure for a cross-sewing machine according to claim 1, wherein: one end of the small electric telescopic shaft (7) is connected with an electric wire, and the small electric telescopic shaft (7) is electrically connected with an external power supply through the electric wire.

4. A thread trimming structure for a cross-sewing machine according to claim 1, wherein: the two blade covers (17) are respectively positioned at the front ends of the first blade (9) and the second blade (12), the first blade (9) and the second blade (12) are not contacted with the blade covers (17) all the time, and the cutting edges of the first blade (9) and the second blade (12) are contracted at the inner sides of the blade covers (17).

5. A thread trimming structure for a cross-sewing machine according to claim 1, wherein: the limiting block (18) is arranged in a circular shape, and the diameter of the limiting block (18) is equal to the outer diameter of the sleeve (4).