Cloth pusher of lockstitch double-needle sewing machine

文档序号:299477 发布日期:2021-11-26 浏览:16次 中文

阅读说明:本技术 一种平缝双针缝纫机的布料推送装置 (Cloth pusher of lockstitch double-needle sewing machine ) 是由 王胜鸿 于 2021-10-14 设计创作,主要内容包括:本发明公开了一种平缝双针缝纫机的布料推送装置,包括机架、平缝双针机、工作台板,所述工作台板固定设于机架上端,所述平缝双针机固定设于固定台板上端,还包括固定设于平缝双针机上端的电控驱动系统、布料以及XY轴组合机构;所述XY轴组合机构包括上下连接的X轴传动机构与Y轴传动机构。本发明中的电控驱动系统通过控制启闭XY轴组合机构中的X轴电机、Y轴电机,使布料固定机构能够左、右、前、后移动,完成走行电控驱动系统预先设置的缝纫衣服时的线迹,及进退料动作,替代人工推送布料,缝纫效率较高且缝纫线路美观。(The invention discloses a cloth pushing device of a flat-seam double-needle sewing machine, which comprises a rack, a flat-seam double-needle sewing machine and a working table plate, wherein the working table plate is fixedly arranged at the upper end of the rack; the XY-axis combined mechanism comprises an X-axis transmission mechanism and a Y-axis transmission mechanism which are connected up and down. The electric control driving system enables the cloth fixing mechanism to move left, right, front and back by controlling the opening and closing of the X-axis motor and the Y-axis motor in the XY-axis combined mechanism, so that stitches and feeding and returning actions of sewing clothes preset by the electric control driving system are completed, manual cloth pushing is replaced, the sewing efficiency is high, and a sewing line is attractive.)

1. The utility model provides a cloth pusher of lockstitch duplex sewing machine, includes frame (1), lockstitch duplex sewing machine (2), work platen (3), fixed frame (1) upper end of locating of work platen (3), lockstitch duplex sewing machine (2) are fixed to be located fixed platen (3) upper end, its characterized in that: the sewing machine also comprises an electric control driving system (5) fixedly arranged at the upper end of the flat sewing double-needle machine (2), cloth (6) and an XY axis combination mechanism (4);

the XY-axis combined mechanism (4) comprises an X-axis transmission mechanism (42) and a Y-axis transmission mechanism (41) which are connected up and down;

the Y-axis transmission mechanism (41) comprises a Y-axis fixing frame (411), a Y-axis bearing block (4111), a first transmission shaft (412), a Y-axis motor (413), a Y-axis transmission belt wheel set (415), a Y-axis guide rail (416), a Y-axis sliding block (417), a Y-axis fixing belt plate (418) and an XY-axis connecting seat (419);

the Y-axis bearing blocks (4111) are two pairs and are respectively fixed at the upper end of a Y-axis fixing frame (411), the first transmission shafts (412) are two and are respectively and fixedly inserted into the inner ring of each pair of Y-axis bearing blocks (4111), the Y-axis motor (413) is fixedly installed at the lower end of the Y-axis fixing frame (411), the Y-axis motor (413) and one of the first transmission shafts (412) are connected with a Y-axis belt pulley group (414), a Y-axis transmission belt group (415) is connected between the two first transmission shafts (412), the Y-axis transmission belt group (415) comprises Y-axis belt pulleys which are coaxially and fixedly sleeved on the first transmission shafts (412) and Y-axis transmission belts which are tensioned and sleeved outside the two Y-axis belt pulleys, the Y-axis guide rails (416) are two and are fixedly connected at the upper end of the Y-axis fixing frame (411), the number of Y-axis sliding blocks (417) is the same as that of the Y-axis guide rails (416) and slides on the respective Y-axis guide rails (416), the Y-axis fixed belt plate (418) is fixedly connected with the XY-axis connecting seat (419) up and down, and a Y-axis transmission belt is fixed between the Y-axis fixed belt plate and the XY-axis connecting seat;

the X-axis transmission mechanism (42) comprises an X-axis fixing frame (421), an X-axis bearing seat (422), a transmission shaft II (423), an X-axis motor (424), an X-axis transmission belt wheel set (426), an X-axis fixing belt plate (427), an X-axis guide rail (428) and an X-axis sliding plate (429);

the X-axis fixing frame (421) is fixed at the upper end of an XY-axis connecting seat (419), the X-axis bearing seats (422) are two pairs and are respectively fixed at the upper end of the X-axis fixing frame (421), the two transmission shafts (423) are respectively fixed and inserted in the inner rings of each pair of X-axis bearing seats (422), the X-axis motor (424) is fixedly installed at the lower end of the X-axis fixing frame (421), the X-axis motor (424) and one of the transmission shafts (423) are connected with an X-axis belt pulley group (425), an X-axis transmission belt group (426) is connected between the two transmission shafts (423), the X-axis transmission belt group (426) comprises an X-axis belt pulley which is coaxially and fixedly sleeved on each transmission shaft (423) and an X-axis transmission belt which is tightly sleeved on the outer sides of the two X-axis belt pulleys, the X-axis guide rail (428) is one and is fixedly connected at the upper end of the X-axis fixing frame (421), the number of the X-axis sliding plates (429) is the same as that of the X-axis guide rails (428) and the X-axis sliding plates slide on the X-axis guide rails (428), X-axis fixed belt plates (427) are symmetrically arranged at the upper end and the lower end of the X-axis transmission belt, and the two X-axis fixed belt plates (427) are fixedly connected with each other.

2. The cloth pushing apparatus of a flat sewing two-needle sewing machine according to claim 1, characterized in that: the XY-axis combination mechanism (4) further comprises a cloth fixing mechanism (43), and the cloth fixing mechanism (43) comprises a template (431) and a clamping cylinder (432);

the die plate (431) is L-shaped and is fixedly connected with an X-axis fixed belt plate (427), and the number of the clamping cylinders (432) is two and the clamping cylinders are fixed on the vertical surface of the die plate (431).

3. The cloth pushing apparatus of a flat sewing two-needle sewing machine according to claim 1, characterized in that: and the electric control driving system (5) is electrically connected with the Y-axis motor (413) and the X-axis motor (424).

4. The cloth pushing apparatus of a flat sewing two-needle sewing machine according to claim 1, characterized in that: the Y-axis belt pulley set (414) comprises a Y-axis belt, wherein one shaft of the transmission shaft I (412) protruding out of the Y-axis bearing seat (4111) and the output shaft of the Y-axis motor (413) are fixedly sleeved with a Y-axis belt pulley at the corresponding position, and the Y-axis belt is tightly sleeved outside the two Y-axis belt pulleys.

5. The cloth pushing apparatus of a flat sewing two-needle sewing machine according to claim 1, characterized in that: the X-axis belt pulley set (425) comprises an X-axis belt, wherein one shaft of the transmission shaft II (423) protruding out of the X-axis bearing seat (422) and the output shaft of the X-axis motor (424) are fixedly sleeved with an X-axis belt pulley at the corresponding position, and the X-axis belt is tightly sleeved on the outer sides of the two X-axis belt pulleys.

6. The cloth pushing apparatus of a flat sewing two-needle sewing machine according to claim 1, characterized in that: the Y-axis fixed belt plate (418) is fixed with the XY-axis connecting seat (419) and the two X-axis fixed belt plates (427) by bolts.

Technical Field

The invention relates to the technical field of sewing machines, in particular to a cloth pushing device of a flat sewing double-needle sewing machine.

Background

The double-needle flat car is a common sewing machine which has two needles which are two-synchronous, three-synchronous and turned and has the effect that double threads are parallel and are mutually parallel. Double-stitch sewing of clothes on the market needs to use a double-needle flat car, but is found in the actual use process, the double-stitch sewing needs to be carried out by manually pushing cloth, the sewing efficiency is low, and the sewing line is not attractive enough.

To this end, we propose a cloth pusher of a flat-seam two-needle sewing machine to solve the above-mentioned problems.

Disclosure of Invention

The invention aims to provide a cloth pushing device of a flat-seam double-needle sewing machine to solve the problems that the cloth needs to be pushed manually, the sewing efficiency is low, and the sewing line is not beautiful enough in the background technology.

In order to achieve the purpose, the invention adopts the following technical scheme:

a cloth pushing device of a flat-seam double-needle sewing machine comprises a rack, a flat-seam double-needle sewing machine and a working table plate, wherein the working table plate is fixedly arranged at the upper end of the rack; the XY-axis combined mechanism comprises an X-axis transmission mechanism and a Y-axis transmission mechanism which are connected up and down; the Y-axis transmission mechanism comprises a Y-axis fixing frame, a Y-axis bearing seat, a transmission shaft I, a Y-axis motor, a Y-axis transmission belt wheel set, a Y-axis guide rail, a Y-axis sliding block, a Y-axis fixing belt plate and an XY-axis connecting seat; the Y-axis bearing blocks are two pairs and are respectively fixed at the upper end of a Y-axis fixing frame, the first transmission shafts are two and are respectively fixedly inserted into the inner ring of each pair of Y-axis bearing blocks, the Y-axis motor is fixedly arranged at the lower end of the Y-axis fixing frame, the Y-axis motor and one of the transmission shafts are connected with a Y-axis belt pulley group, a Y-axis transmission belt group is connected between the two transmission shafts, the Y-axis transmission belt group comprises a Y-axis belt wheel which is coaxially and fixedly sleeved on each transmission shaft I and a Y-axis transmission belt which is tensioned and sleeved on the outer sides of the two Y-axis belt wheels, the two Y-axis guide rails are fixedly connected to the upper end of the Y-axis fixing frame, the number of the Y-axis sliding blocks is the same as that of the Y-axis guide rails and slide on the respective Y-axis guide rails, the Y-axis fixed belt plate is fixedly connected with the XY-axis connecting seat up and down, and the Y-axis transmission belt is fixed between the Y-axis fixed belt plate and the XY-axis connecting seat; the X-axis transmission mechanism comprises an X-axis fixing frame, an X-axis bearing seat, a transmission shaft II, an X-axis motor, an X-axis transmission belt wheel set, an X-axis fixing belt plate, an X-axis guide rail and an X-axis sliding plate;

the X-axis fixing frame is fixed at the upper end of the XY-axis connecting seat, the X-axis bearing seats are two pairs and are respectively fixed at the upper end of the X-axis fixing frame, the two transmission shafts are two and are respectively and fixedly inserted into the inner ring of each pair of X-axis bearing seats, the X-axis motor is fixedly arranged at the lower end of the X-axis fixing frame, the X-axis motor and one of the two transmission shafts are connected with an X-axis belt pulley group, an X-axis transmission belt group is connected between the two transmission shafts, the X-axis transmission belt group comprises an X-axis belt pulley coaxially and fixedly sleeved on each transmission shaft and an X-axis transmission belt tensioned and sleeved on the outer sides of the two X-axis belt pulleys, the X-axis guide rail is one and fixedly connected at the upper end of the X-axis fixing frame, the number of the X-axis sliding plates is the same as that of the X-axis guide rails and slides on the X-axis guide rails, and the X-axis transmission belt plates are symmetrically arranged at the upper and lower ends of the X-axis transmission belt, and the two X-axis fixed belt plates are fixedly connected with each other.

Preferably, the XY-axis combined mechanism further comprises a cloth fixing mechanism, and the cloth fixing mechanism comprises a template and a clamping cylinder; the template is L-shaped and is fixedly connected with the X-axis fixed belt plate, and the number of the clamping cylinders is two and the two clamping cylinders are fixed on the vertical surface of the template.

Preferably, the electric control driving system is electrically connected with the Y-axis motor and the X-axis motor.

Preferably, the Y-axis pulley set comprises a Y-axis belt, one of the transmission shaft is fixedly sleeved with a Y-axis pulley at a position corresponding to the shaft body protruding out of the Y-axis bearing seat and the output shaft of the Y-axis motor, and the Y-axis belt is tightly sleeved outside the two Y-axis pulleys.

Preferably, the X-axis pulley group comprises an X-axis belt, wherein one of the two transmission shaft shafts protrudes out of the shaft bearing seat, the shaft body of the X-axis motor and the output shaft of the X-axis motor are fixedly sleeved with an X-axis pulley at the corresponding position, and the X-axis belt is tightly sleeved on the outer sides of the two X-axis pulleys.

Preferably, the Y-axis fixed belt plate, the XY-axis connecting seat and the two X-axis fixed belt plates are fixed by bolts.

Compared with the prior art, the invention has the beneficial effects that:

the electric control driving system enables the cloth fixing mechanism to move left, right, front and back by controlling the opening and closing of the X-axis motor and the Y-axis motor in the XY-axis combined mechanism, so that stitches and feeding and returning actions of sewing clothes preset by the electric control driving system are completed, manual cloth pushing is replaced, the sewing efficiency is high, and a sewing line is attractive.

Drawings

FIG. 1 is a schematic structural view of a cloth feeding device of a flat-seam double-needle sewing machine according to the present invention;

FIG. 2 is a schematic structural view of a view angle of an XY-axis combination mechanism of a cloth pushing device of a flat-seam double-needle sewing machine according to the present invention;

FIG. 3 is a schematic structural view of another view angle of the XY-axis mechanism of the cloth feeding device of the flat-seam two-needle sewing machine according to the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2.

In the figure: the automatic cloth feeding machine comprises a machine frame 1, a flat-seam double-needle machine 2, a working table plate 3, a 4 XY-axis combined mechanism, a 41Y-axis transmission mechanism, a 411Y-axis fixing frame, a 4111Y-axis bearing block, a 412 transmission shaft I, a 413Y-axis motor, a 414Y-axis belt pulley group, a 415Y-axis transmission belt pulley group, a 416Y-axis guide rail, an 417Y-axis sliding block, a 418Y-axis fixing belt plate, a 419 XY-axis connecting block, a 42X-axis transmission mechanism, a 421X-axis fixing frame, a 422X-axis bearing block, a 423 transmission shaft II, a 424X-axis motor, a 425X-axis belt pulley group, a 426X-axis transmission belt pulley group, a 427X-axis fixing belt plate, a 428X-axis guide rail, a 429X-axis sliding plate, a 43 cloth fixing mechanism, a 431 template, a 432 clamping cylinder, a 5 electric control driving system and 6 cloth.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a cloth pushing device of a flat-seam double-needle sewing machine comprises a frame 1, a flat-seam double-needle machine 2 and a working table plate 3, wherein the working table plate 3 is fixedly arranged at the upper end of the frame 1, the flat-seam double-needle machine 2 is fixedly arranged at the upper end of the fixed table plate 3, the flat-seam double-needle machine 2 is the prior art, and the cloth pushing device further comprises an electric control driving system 5, a cloth 6 and an XY axis combination mechanism 4 which are fixedly arranged at the upper end of the flat-seam double-needle machine 2; the electric control driving system 5 is electrically connected with the Y-axis motor 413 and the X-axis motor 424.

The basic idea of the invention is as follows:

the plane is divided into an X axis and a Y axis, so the overall naming is based on the X axis and the Y axis, an electric control driving system 5 selects the pattern to be sewn in advance, a cloth 6 is clamped and fixed through an XY axis combination mechanism 4, then a motor in the XY axis combination mechanism 4 is controlled, the cloth 6 is sent to a double-needle lockstitch sewing machine 2, the double-needle lockstitch sewing machine 2 is driven at the same time, and the pattern to be sewn is selected in advance; after the pattern sewing is finished, the electric control driving system 5 reversely controls and operates to reset the cloth 6, and the cloth 6 with the pattern sewn is taken out; the sewing of the next fabric 6 pattern can be performed by repeating the above operations.

Specifically, the XY-axis combination mechanism 4 includes an X-axis transmission mechanism 42 and a Y-axis transmission mechanism 41 which are connected up and down;

more specifically, the Y-axis transmission mechanism 41 includes a Y-axis fixing frame 411, a Y-axis bearing block 4111, a first transmission shaft 412, a Y-axis motor 413, a Y-axis transmission pulley set 415, a Y-axis guide rail 416, a Y-axis slider 417, a Y-axis fixing belt plate 418, and an XY-axis connecting block 419; the two pairs of Y-axis bearing blocks 4111 are respectively fixed at the upper end of a Y-axis fixing frame 411, the two transmission shafts I412 are respectively and fixedly inserted into the inner ring of each pair of Y-axis bearing blocks 4111, a Y-axis motor 413 is fixedly installed at the lower end of the Y-axis fixing frame 411, the Y-axis motor 413 and one of the transmission shafts I412 are connected with a Y-axis belt pulley group 414, a Y-axis transmission belt group 415 is connected between the two transmission shafts I412, the Y-axis transmission belt group 415 comprises Y-axis belt pulleys coaxially and fixedly sleeved on the transmission shafts I412 and Y-axis transmission belts tensioned and sleeved on the outer sides of the two Y-axis belt pulleys, the two Y-axis guide rails 416 are fixedly connected at the upper end of the Y-axis fixing frame 411, the number of Y-axis sliding blocks 417 is the same as that of the Y-axis guide rails 416 and slide on the respective Y-axis guide rails 416, the Y-axis fixing belt plates 418 are fixedly connected with the XY-axis connecting frame 419 up and down, and the Y-axis transmission belts are fixed between the two.

In the invention, a Y-axis motor 413 drives one of transmission shafts I412 to rotate through a Y-axis belt pulley group 414, a Y-axis transmission belt drives under the action of a Y-axis transmission belt pulley group 415, and an X-axis transmission mechanism 42 is driven to move in the Y-axis direction through a Y-axis fixed belt plate 418 and an XY-axis connecting seat 419; in addition, the Y-axis slide block 417 and the Y-axis guide rail 416 which are in sliding fit are arranged, so that the movement is more stable.

More specifically, the X-axis transmission mechanism 42 includes an X-axis fixing frame 421, an X-axis bearing seat 422, a transmission shaft two 423, an X-axis motor 424, an X-axis transmission pulley set 426, an X-axis fixing belt plate 427, an X-axis guide rail 428, and an X-axis sliding plate 429; the X-axis fixing frame 421 is fixed on the upper end of the XY-axis connecting seat 419, the X-axis bearing seats 422 are two pairs and are respectively fixed on the upper end of the X-axis fixing frame 421, the two transmission shafts 423 are two and are respectively and fixedly inserted into the inner ring of each pair of X-axis bearing seats 422, an X-axis motor 424 is fixedly arranged on the lower end of the X-axis fixing frame 421, the X-axis motor 424 and one of the two transmission shafts 423 are connected with an X-axis pulley group 425, an X-axis transmission belt group 426 is connected between the two transmission shafts 423, the X-axis transmission belt group 426 comprises an X-axis pulley coaxially and fixedly sleeved on each transmission shaft 423 and an X-axis transmission belt tensioned and sleeved on the outer side of the two X-axis pulleys, the X-axis guide rail 428 is one and fixedly connected on the upper end of the X-axis fixing frame 421, the number of the X-axis sliding plates 429 is the same as the number of the X-axis guide rails 428 and slides on the X-axis guide rails 428, the X-axis transmission belt plates 427 are symmetrically arranged on the upper and lower ends of the X-axis transmission belts, and the two X-axis fixing strip plates 427 are fixedly connected to each other.

In the invention, the X-axis motor 424 drives one of the two transmission shafts 423 to rotate through the X-axis belt pulley set 425, the X-axis transmission belt drives under the action of the X-axis transmission belt pulley set 426, and the cloth fixing mechanism 43 is driven to move in the X-axis direction through the X-axis fixing belt plate 427; in addition, the X-axis sliding plate 429 and the X-axis guide rail 428 are in sliding fit, so that the movement is more stable.

Further, the XY-axis combination mechanism 4 further includes a cloth fixing mechanism 43, and the cloth fixing mechanism 43 includes a template 431 and a clamping cylinder 432; the die plate 431 is L-shaped and is fixedly connected with an X-axis fixed belt plate 427, and the number of the clamping cylinders 432 is two and the clamping cylinders are fixed on the vertical surface of the die plate 431.

In the invention, the template 431 is provided with two vertical surfaces and a horizontal surface which are vertically crossed, the cloth 6 on the template 431 is fixed by using a clamping cylinder 432 on the vertical surface, and the clamping cylinder 432 is also electrically connected with the electronic control driving system 5.

More specifically, the Y-axis pulley block 414 includes a Y-axis belt, wherein a shaft of one of the first transmission shafts 412 protruding out of the Y-axis bearing block 4111 and an output shaft of the Y-axis motor 413 are fixedly sleeved with a Y-axis pulley at a corresponding position, and the Y-axis belt is tightly sleeved outside the two Y-axis pulleys. More specifically, the X-axis pulley set 425 includes an X-axis belt, wherein an X-axis pulley is fixedly sleeved on a shaft body of one transmission shaft two 423 protruding out of the X-axis bearing block 422 and an output shaft of the X-axis motor 424 at a corresponding position, and the X-axis belt is tightly sleeved on the outer sides of the two X-axis pulleys.

In the present invention, torque transmission through the pulley and the belt is very widely used, and other transmission modes can be adopted.

The Y-axis fixing belt plate 418, the XY-axis connecting base 419, and the two X-axis fixing belt plates 427 are fixed by bolts. The disassembly and assembly are more convenient, and other fixing modes can be adopted.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

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