CN219526988U - Anti-blocking type round hole buttonholing machine - Google Patents

Abstract

The utility model discloses an anti-blocking round hole buttonholing machine, which relates to the technical field of round hole buttonholing machines and comprises the following components: the transmission unit, the bottom of transmission unit is provided with the machine case, the positive lower extreme of transmission unit is provided with the line ball piece, the front of transmission unit is provided with needle bar unit, the centre department at machine case top is provided with the hook line unit, the front end that hook line unit was kept away from on machine case top is provided with prevents stifled structure, this anti-blocking type round hole buttonholing machine, rotatory circular slot inboard branch line pole, and the branch line pole drives the branch line pole and removes, make the branch line pole drive destroy hook get into the cloth and work area take place chaotic inside, then rotate the pivot, the pivot drives the branch line pole and rotates this moment, and the branch line pole drives destroy hook and separate hook and carry out the hook action in chaotic position, the line end that blocks the work area will be destroyed hook or separate hook off work area with the cloth like this, make the work area not be being blocked by cloth or line end.

Description

Anti-blocking type round hole buttonholing machine

Technical Field

The utility model relates to the technical field of round hole buttonholing machines, in particular to an anti-blocking round hole buttonholing machine.

Background

A sewing machine is a machine that interweaves or sews one or more layers of stitching material by forming one or more stitches on the stitching material with one or more stitching threads. The sewing machine can be used for sewing fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastics, paper and the like, the sewn stitch is neat, beautiful, flat and firm, the sewing speed is high, the use is simple and convenient, and the circular hole buttonholing machine similar to the sewing machine is introduced at present.

The application number is CN201510591036.6, the round hole buttonholing machine is characterized in that the round transfer rail is not higher than the upper surface of the top plate, and the round transfer rail is fixed on the telescopic bracket; the telescopic mechanism is fixedly connected with the telescopic bracket, and the sliding direction of the round cloth pressing cover is the same as the telescopic direction of the telescopic mechanism. According to the round hole buttonholing machine, the cloth is automatically driven to rotate through the rotation of the annular transfer rail, and meanwhile, the annular transfer rail drives the round cloth pressing cover to slide forwards and backwards, so that after the cloth is sewn forwards and backwards by a sewing needle, the cloth is rotated for a certain angle to be sewn again under the drive of the annular transfer rail, and the equipment can be blocked due to the fact that threads are wound between the threads and the cloth when the equipment is used for sewing.

Accordingly, in view of the above, an anti-blocking type round hole buttonholing machine is proposed to solve the problems of the prior art.

Disclosure of Invention

The utility model aims to provide an anti-blocking type round hole buttonholing machine, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an anti-blocking type round hole buttonholing machine, comprising: the device comprises a transmission unit, wherein a case is arranged at the bottom end of the transmission unit, a wire pressing block is arranged at the lower end of the front face of the transmission unit, a needle bar unit is arranged at the front face of the transmission unit, a wire hooking unit is arranged in the middle of the top end of the case, and an anti-blocking structure is arranged at the front end of the top end of the case, far away from the wire hooking unit;

an auxiliary structure is arranged in the middle of the outer side of the needle bar unit.

Further, anti-blocking structure includes circular slot, branch line pole, separation hook, destruction hook and pivot, the front end on quick-witted case top is provided with the circular slot, the inboard of circular slot is vertical to be provided with the branch line pole, the top of branch line pole is provided with the pivot, the one end of pivot is provided with the destruction hook, the lower extreme of destruction hook is provided with the separation hook, be fixed connection between separation hook and the destruction hook, prevent that the separation hook from taking place to drop.

Further, a rotating structure is arranged between the rotating shaft and the branch line pole, so that the branch line pole can rotate conveniently.

Furthermore, a rotary structure is formed between the circular groove and the branch line rod, so that the circular groove can be conveniently moved when not in use.

Further, the length of the branch pole is slightly smaller than that of the case, and the situation that the working area cannot be contacted due to too short length of the branch pole is prevented.

Further, auxiliary structure is including turning over frame, accurate heart circular pad and slide bar, the centre department in the needle bar unit outside is provided with turns over the frame, the inboard of turning over the frame transversely is provided with the slide bar, the one end of slide bar is provided with accurate heart circular pad, constitute sliding construction between accurate heart circular pad and the slide bar, be convenient for accurate heart circular pad removes.

Further, a rotating structure is formed between the turning frame and the needle bar unit, so that the turning frame is convenient to drive the sliding rod to rotate, and the sliding rod rotates to the position right below the needle bar unit.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the branch rod at the inner side of the circular groove is rotated, and the branch rod drives the branch rod to move, so that the branch rod drives the damage hook to enter the fabric and the chaotic interior of the working area, then the rotating shaft is rotated, at the moment, the rotating shaft drives the branch rod to rotate, and the branch rod drives the damage hook and the separation hook to perform hooking arrangement at the chaotic position, so that the thread end and the fabric blocking the working area are hooked off the working area by the damage hook or the separation hook, and the working area is not blocked by the fabric or the thread end;

2. when the needle bar unit is shifted, the turning frame is rotated, the turning frame drives the slide bar to rotate at the moment, the rotated position of the centering round pad is the standard position of the needle bar unit calibrated by a worker, and meanwhile, the slide bar drives the centering round pad to move to the position right below the needle bar unit, so that the distance of the needle bar unit shifting can be known by comparing the positions between the centering round pad and the needle bar unit.

Drawings

FIG. 1 is a schematic view of the appearance structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic diagram of an auxiliary structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure B of FIG. 1 according to the present utility model;

fig. 5 is a schematic diagram of an anti-blocking structure of the present utility model.

In the figure: 1. a transmission unit; 2. a wire pressing block; 3. a wire hooking unit; 4. an anti-blocking structure; 401. a circular groove; 402. a branch line lever; 403. a separating hook; 404. breaking the hook; 405. a rotating shaft; 5. a chassis; 6. a needle bar unit; 7. an auxiliary structure; 701. turning over the frame; 702. a quasi-heart round pad; 703. and a slide bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-2, an anti-blocking type round hole buttonholing machine comprises a transmission unit 1, wherein a machine case 5 is arranged at the bottom end of the transmission unit 1, a wire pressing block 2 is arranged at the lower end of the front face of the transmission unit 1, a needle bar unit 6 is arranged at the front face of the transmission unit 1, a wire hooking unit 3 is arranged in the middle of the top end of the machine case 5, and an anti-blocking structure 4 is arranged at the front end, far away from the wire hooking unit 3, of the top end of the machine case 5;

an auxiliary structure 7 is arranged in the middle of the outer side of the needle bar unit 6.

As shown in fig. 1-5, an anti-blocking type round hole buttonholing machine comprises an anti-blocking structure 4, which comprises a round groove 401, a branch line rod 402, a separation hook 403, a breaking hook 404 and a rotating shaft 405, wherein the round groove 401 is arranged at the front end of the top end of a chassis 5, the branch line rod 402 is vertically arranged at the inner side of the round groove 401, the rotating shaft 405 is arranged at the top end of the branch line rod 402, the breaking hook 404 is arranged at one end of the rotating shaft 405, the separation hook 403 is arranged at the lower end of the breaking hook 404, the separation hook 403 is fixedly connected with the breaking hook 404, the round groove 401 at the inner side of the branch line rod 402 is rotated, at the moment, the branch line rod 402 drives a fabric and a thread which are hooked by the breaking hook 404, and the breaking hook 404 is assisted by the separation hook 403 to increase the fabric. The contact area between the lines then rotates the shaft 405 so that the shaft 405 drives the branch bar 402, the breaking hook 404 and the separating hook 403 to rotate, and at this time, the separating hook 403 and the breaking hook 404 hook the cloth and the thread end.

As shown in fig. 1-5, an anti-blocking type round hole buttonholing machine comprises an auxiliary structure 7, wherein the auxiliary structure 7 comprises a turning frame 701, a quasi-heart circular pad 702 and a sliding rod 703, the middle part of the outer side of a needle bar unit 6 is provided with the turning frame 701, the inner side of the turning frame 701 is transversely provided with the sliding rod 703, one end of the sliding rod 703 is provided with the quasi-heart circular pad 702, a sliding structure is formed between the quasi-heart circular pad 702 and the sliding rod 703, the turning frame 701 is rotated, the turning frame 701 drives the sliding rod 703 to rotate to the position right below the needle bar unit 6, the quasi-heart circular pad 702 on the sliding rod 703 also moves to the position right below the needle bar unit 6, at the moment, a worker can adjust the needle bar unit 6 by comparing the displacement difference between the quasi-heart circular pad 702 and the needle bar unit 6.

Working principle: when the anti-blocking type round hole buttonholing machine is used, the power supply is firstly switched on, at the moment, wires and cloth are placed into a working area at the top end of the machine case 5, the wire hooking unit 3, the wire pressing block 2 and the needle bar unit 6 are located at working positions, then the transmission unit 1 drives the needle bar unit 6 and the wire pressing block 2 to start to operate the cloth, when the cloth is disordered with the wire ends and blocks the working area, the round groove 401 on the inner side of the branch line rod 402 is rotated, at the moment, the branch line rod 402 drives the breaking hooks 404 to hook the disordered cloth and the wire ends, and the separating hooks 403 help the breaking hooks 404 to increase the number of the broken hooks and the cloth. The area of contact between the lines then rotates pivot 405 for pivot 405 drives branch road pole 402, destroy hook 404 and separation hook 403 and rotates, separation hook 403 and destruction hook 404 will be hooked away cloth and end of a thread this moment, when needle bar unit 6's position takes place the skew, rotate turn over frame 701, turn over frame 701 and drive slide bar 703 and rotate under needle bar unit 6 this moment, and the concentric circular pad 702 on slide bar 703 also moves to needle bar unit 6 under, the displacement difference between the contrast concentric circular pad 702 of staff and needle bar unit 6 this moment, the staff just can adjust needle bar unit 6 this moment, this is the theory of operation of this anti-blocking type round hole buttonholing machine.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (7)

1. An anti-blocking type round hole buttonholing machine, comprising: the novel anti-blocking device comprises a transmission unit (1) and is characterized in that a case (5) is arranged at the bottom end of the transmission unit (1), a wire pressing block (2) is arranged at the lower end of the front face of the transmission unit (1), a needle bar unit (6) is arranged at the front face of the transmission unit (1), a wire hooking unit (3) is arranged in the middle of the top end of the case (5), and an anti-blocking structure (4) is arranged at the front end, far away from the wire hooking unit (3), of the top end of the case (5);

an auxiliary structure (7) is arranged in the middle of the outer side of the needle bar unit (6).

2. The anti-blocking type round hole buttonholing machine according to claim 1, characterized in that the anti-blocking structure (4) comprises a round groove (401), a branch line rod (402), a separation hook (403), a breaking hook (404) and a rotating shaft (405), the front end of the top end of the machine case (5) is provided with the round groove (401), the inner side of the round groove (401) is vertically provided with the branch line rod (402), the top end of the branch line rod (402) is provided with the rotating shaft (405), one end of the rotating shaft (405) is provided with the breaking hook (404), the lower end of the breaking hook (404) is provided with the separation hook (403), and the separation hook (403) is fixedly connected with the breaking hook (404).

3. The anti-blocking round hole buttonholing machine according to claim 2, characterized in that a rotating structure is arranged between the rotating shaft (405) and the branch line rod (402).

4. The anti-blocking round hole buttonholing machine according to claim 2, characterized in that a rotary structure is formed between the round groove (401) and the branch line bar (402).

5. An anti-blocking circular hole buttonholing machine according to claim 2, characterized in that the length of the branch bars (402) is slightly smaller than the length of the chassis (5).

6. The anti-blocking type round hole buttonholing machine according to claim 1, wherein the auxiliary structure (7) comprises a turning frame (701), a quasi-heart circular pad (702) and a sliding rod (703), the middle of the outer side of the needle bar unit (6) is provided with the turning frame (701), the inner side of the turning frame (701) is transversely provided with the sliding rod (703), one end of the sliding rod (703) is provided with the quasi-heart circular pad (702), and a sliding structure is formed between the quasi-heart circular pad (702) and the sliding rod (703).

7. The anti-blocking type round hole buttonholing machine according to claim 6, characterized in that a rotating structure is formed between the turning frame (701) and the needle bar unit (6).