阅读说明：本技术 一种带有线头收集装置的缝纫平车 (Sewing flat car with thread head collecting device ) 是由 陈小玲 于 2020-05-26 设计创作，主要内容包括：本发明公开了一种带有线头收集装置的缝纫平车,其结构包括缝纫机、缝纫平台、线头回收装置、缝纫电机、传动调节装置、主动皮带轮、传动皮带、从动皮带轮,本发明具有的效果：线头回收装置和传动调节装置相配合,在使用中,让传动调节装置一端与主动皮带轮的轴孔连接,另一端与线头回收装置配合,利用缝纫电机产生的驱动转矩,使主动皮带轮带动线头回收装置工作,而后向上拉动闭合板,使闭合板和集收罩分离,此时集收罩顶部形成缺口产生的双向空气负压迅速分布在缝纫平台,对线头进行快速高效回收。(The invention discloses a sewing flat car with a thread end collecting device, which structurally comprises a sewing machine, a sewing platform, a thread end collecting device, a sewing motor, a transmission adjusting device, a driving belt pulley, a transmission belt and a driven belt pulley, and has the following effects: the thread end recovery device is matched with the transmission adjusting device, one end of the transmission adjusting device is connected with the shaft hole of the driving belt pulley, the other end of the transmission adjusting device is matched with the thread end recovery device, driving torque generated by a sewing motor is utilized to enable the driving belt pulley to drive the thread end recovery device to work, then the closing plate is pulled upwards to enable the closing plate and the collecting cover to be separated, and at the moment, bidirectional air negative pressure generated by a gap formed at the top of the collecting cover is rapidly distributed on the sewing platform to rapidly and efficiently recover the thread end.)

1. The utility model provides a sewing flatcar with line head collection device, its structure includes sewing machine (1), sewing platform (2), line head recovery unit (3), sewing motor (4), transmission adjusting device (5), driving pulley (6), driving belt (7), driven pulley (8), its characterized in that:

sewing platform (2) top be equipped with sewing machine (1), sewing machine (1) one side be equipped with driven pulley (8), sewing platform (2) one side be equipped with driving pulley (6), driving pulley (6) and driven pulley (8) between be equipped with driving belt (7), sewing platform (2) inside be equipped with sewing motor (4), sewing platform (2) bottom be equipped with end of a thread recovery unit (3), end of a thread recovery unit (3) one side be equipped with transmission adjusting device (5).

2. The sewing flat car with thread-head collection device of claim 1, characterized in that: end of a thread recovery unit (3) by straight-bar (31), closing plate (32), collect cover (33), retrieve communicating mechanism (34), air inlet (35), gas hood (36), impeller (37), collect exhaust mechanism (38) and constitute, collection cover (33) central point put and be equipped with straight-bar (31), collection cover (33) top be equipped with closing plate (32), collection cover (33) below be equipped with and retrieve communicating mechanism (34), recovery communicating mechanism (34) below be equipped with and collect exhaust mechanism (38), collection exhaust mechanism (38) both sides be equipped with gas hood (36), gas hood (36) front end be equipped with air inlet (35), gas hood (36) inside be equipped with impeller (37).

3. The sewing flat car with thread-head collection device of claim 2, characterized in that: the recycling communication mechanism (34) is composed of a central connecting rod (34a), a transverse pipe (34b), an exhaust pipe (34c) and a straight pipe (34d), the transverse pipe (34b) is arranged on two sides of the central connecting rod (34a), the straight pipe (34d) is arranged below the central connecting rod (34a), and the exhaust pipe (34c) is arranged at the bottom of the straight pipe (34 d).

4. The sewing flat car with thread-head collection device of claim 2, characterized in that: the collecting and exhausting mechanism (38) is composed of a collecting box (38a), a linkage central shaft (38b), a scraping plate (38c), a rotary drum (38d) and a filter cover (38e), the linkage central shaft (38b) is arranged at the central position of the collecting box (38a), the filter cover (38e) is arranged at the bottom of the collecting box (38a), the rotary drum (38d) is arranged above the filter cover (38e), and the scraping plate (38c) is arranged on the outer ring of the rotary drum (38 d).

5. The sewing flat car with thread-head collection device of claim 4, characterized in that: linkage center pin (38b) constitute by side shaft (38b1), connection axle sleeve (38b2), outer seat (38b3), urceolus (38b4), center pin (38b5), urceolus (38b4) both ends be equipped with outer seat (38b3), urceolus (38b4) central point put and be equipped with center pin (38b5), center pin (38b5) both sides be equipped with side shaft (38b1), outer seat (38b3) one end be equipped with connection axle sleeve (38b 2).

6. The sewing flat car with thread-head collection device of claim 1, characterized in that: transmission adjusting device (5) constitute by drive belt (51), transmission connecting axle (52), pedestal (53), spacing seat (54), transmission cross axle (55), slide bar (56), spacing seat (54) on be equipped with transmission cross axle (55), transmission cross axle (55) below be equipped with slide bar (56), slide bar (56) one end be equipped with pedestal (53), pedestal (53) top be equipped with transmission connecting axle (52), transmission connecting axle (52) and transmission cross axle (55) between be equipped with drive belt (51).

7. The sewing flat car with thread-head collection device of claim 4, characterized in that: one end of the filter cover (38e) is of an arc structure and is vertically arranged in the collection box (38a), and one end of the scraper blade (38c) is of an arc structure and is matched with one end of the arc surface of the filter cover (38 e).

8. The sewing flat car with thread-head collection device of claim 5, characterized in that: the connecting shaft sleeve (38b2) is arranged in the air hood (36) and is connected with the impeller (37), and the connecting shaft sleeve (38b2) is movably connected with the transmission transverse shaft (55).

Technical Field

The invention relates to the field of sewing machinery, in particular to a sewing flat car with a thread head collecting device.

Background

The flat sewing machine is mainly a machine which uses a sewing thread to form a stitch on a sewing material to enable one layer or a plurality of layers of sewing materials to be interwoven or sewed, the flat sewing machine can generate a large amount of thread ends in the work, when the thread ends are not cleaned in time, the sewing opening is easy to be blocked and mixed in the plurality of layers of cloth, the working performance of the flat sewing machine and the quality of finished clothes are seriously influenced, the existing thread end collection mainly adopts a mode of manual cleaning and air flow blowing gathering as main modes to collect the thread ends, the collection efficiency of the thread ends is low, the consumed time is long, the thread ends are blown and gathered by air flow in the sewing process, the air flow is easy to play a role of drainage in the irregular action of a sewing worker, so that the thread ends are blown and scattered on the surface of the flat sewing machine, the collection difficulty of the thread ends is increased, and the flat sewing machine with the thread end collection device needs to be developed, solve present end of a thread and collect with this and mainly adopt artifical clearance and air current to blow and gather mode as the owner to collect the end of a thread, the collection inefficiency of end of a thread, and consuming time long, and utilize the air current to blow and gather at sewing in-process and collect the end of a thread, easily in the random action of turner, play the effect of drainage to the air current to produce the sinuous flow on sewing flatcar surface and blow off the end of a thread, increased the problem of the collection degree of difficulty of end of a thread.

Summary of the invention

Aiming at the defects of the prior art, the invention is realized by the following technical scheme: a sewing flat car with a thread end collecting device structurally comprises a sewing machine, a sewing platform, a thread end collecting device, a sewing motor, a transmission adjusting device, a driving belt pulley, a transmission belt and a driven belt pulley, wherein the sewing platform is provided with the sewing machine at the top, the sewing machine is arranged on the sewing platform, one side of the sewing machine is provided with the driven belt pulley, the driven belt pulley is in transmission connection with the sewing machine, one side of the sewing platform is provided with the driving belt pulley, the transmission belt is arranged between the driving belt pulley and the driven belt pulley, the driving belt pulley is in transmission connection with the driven belt pulley through the transmission belt, the sewing motor is arranged inside the sewing platform, the sewing motor is fixed inside the sewing platform and is connected with the driving belt pulley, the bottom of the sewing platform is provided with the thread end collecting device, and the thread end collecting device is vertically arranged on the sewing platform, one side of the thread end recovery device is provided with a transmission adjusting device, and the transmission adjusting device is installed on the sewing platform and matched with the thread end recovery device.

As a further optimization of the technical scheme, the thread end recovery device consists of a straight rod, a closed plate, a collecting cover, a recovery communicating mechanism, an air inlet, an air cover, an impeller and a collection exhaust mechanism, wherein the straight rod is arranged at the central position of the collecting cover, the straight rod and the collecting cover are in sliding fit, the closed plate is arranged above the collecting cover and is movably connected with the collecting cover through the straight rod, the recovery communicating mechanism is arranged below the collecting cover and is connected with the collecting cover, the collection exhaust mechanism is arranged below the recovery communicating mechanism, the collection exhaust mechanism is matched with the recovery communicating mechanism, two air covers are arranged on two sides of the collection exhaust mechanism in an axial symmetry structure, the air covers are connected with the recovery communicating mechanism and are matched with the collection exhaust mechanism, and four air inlets are uniformly arranged at the front end of the air cover at equal distance, the air inlet and the air hood are of an integrated structure, an impeller is arranged in the air hood, and the impeller is matched with the air hood.

As a further optimization of the technical scheme, the recycling communication mechanism comprises a central connecting rod, transverse pipes, exhaust pipes and straight pipes, wherein two transverse pipes are arranged on two sides of the central connecting rod in an axisymmetric structure and connected with the central connecting rod, the two straight pipes are arranged below the central connecting rod in parallel and equidistantly, the straight pipes are vertically welded on the transverse pipes, the exhaust pipes are arranged at the bottoms of the straight pipes, and the exhaust pipes are connected with the straight pipes.

As a further optimization of the technical scheme, the collecting and exhausting mechanism comprises a collecting box, a linkage central shaft, scraping plates, a rotary drum and a filter cover, wherein the straight pipe is vertically arranged inside the collecting box, the linkage central shaft is arranged at the central position of the collecting box, the linkage central shaft is connected with the collecting box, the filter cover is arranged at the bottom of the collecting box, the filter cover is fastened and fixed on the collecting box, the rotary drum is arranged above the filter cover, the rotary drum is horizontally arranged inside the collecting box, four scraping plates are uniformly arranged on the outer ring of the rotary drum at equal intervals, and the scraping plates are connected with the rotary drum.

As a further optimization of the technical scheme, the linkage center shaft comprises side shafts, connecting shaft sleeves, outer seats, an outer cylinder and a center shaft, two outer seats are arranged at two ends of the outer cylinder in an axisymmetric structure, the outer seats are welded with the outer cylinder, the center of the outer cylinder is provided with the center shaft, the center shaft is movably connected with the outer cylinder, two side shafts are symmetrically arranged at two sides of the center shaft, the side shafts and the center shaft are welded, the connecting shaft sleeves are arranged at one ends of the outer seats and connected with the outer seats through bearings, and the connecting shaft sleeves are connected with the center shaft through the side shafts.

As a further optimization of the technical scheme, the transmission adjusting device consists of a transmission belt, a transmission connecting shaft, a shaft bracket, a limiting seat, a transmission transverse shaft and a sliding rod, the limiting seat is provided with the transmission transverse shaft, the transmission transverse shaft and the limiting seat are in sliding fit, the transmission transverse shaft is provided with the sliding rod below, the sliding rod and the transmission transverse shaft are parallel to each other and are in sliding fit with the limiting seat, one end of the sliding rod is provided with the shaft bracket, the shaft bracket is vertically welded on the sliding rod and is connected with the transmission transverse shaft, the top of the shaft bracket is provided with the transmission connecting shaft, the transmission connecting shaft is connected with the shaft bracket, the transmission connecting shaft and the transmission transverse shaft are provided with the transmission belt, and the transmission connecting shaft and the transmission transverse shaft are in transmission connection through the transmission belt.

As a further optimization of the technical scheme, one end of the filter cover is of an arc-shaped structure and is vertically arranged in the collection box, and one end of the scraper is of an arc-shaped structure and is matched with one end of the arc surface of the filter cover.

As a further optimization of the technical scheme, the connecting shaft sleeve is arranged in the gas hood and is connected with the impeller, and the connecting shaft sleeve is movably connected with the transmission transverse shaft.

Advantageous effects

The sewing flat car with the thread end collecting device has the advantages of reasonable design, strong functionality and the following beneficial effects:

the invention relates to a thread end recovery device which is matched with a transmission adjusting device, one end of the transmission adjusting device is connected with a shaft hole of a driving belt pulley, the other end of the transmission adjusting device is matched with the thread end recovery device, the driving belt pulley drives the thread end recovery device to work by utilizing driving torque generated by a sewing motor, then a closing plate is pulled upwards to separate the closing plate from a collecting cover, bidirectional air negative pressure generated by a gap formed at the top of the collecting cover is rapidly distributed on a sewing platform, and the thread end is rapidly and efficiently recovered, thereby solving the problems that the existing thread end collection mainly adopts a mode of mainly manually cleaning and air flow blowing and gathering to collect the thread end, the collection efficiency of the thread end is low, the time consumption is long, the thread end is blown and gathered by utilizing air flow in the sewing process, the air flow is easy to play a drainage role in the random action of a lathe worker, and then the thread end is blown and scattered on the surface of the sewing platform, the problem of difficulty in collecting the thread ends is increased;

the connecting shaft is sleeved in the air hood and connected with the impeller, and the connecting shaft sleeve is movably connected with the transmission cross shaft, because the transmission connecting shaft is in transmission connection with the transmission cross shaft, and the transmission connecting shaft and the transmission cross shaft are always kept parallel under the structural action formed by the shaft bracket, the slide rod and the limiting seat, the transmission cross shaft moves along the lead of the transmission cross shaft sliding along the transmission cross shaft in the sliding process along the limiting seat, one end of the transmission connecting shaft is connected with the shaft hole of the driving belt pulley, one end of the transmission cross shaft is connected with the central shaft through the connecting shaft sleeve and the transmission cross shaft, so that the impellers arranged at two sides of the collecting box in an axisymmetric structure rotate along the lead of the transmission cross shaft, and two corresponding air negative;

the invention has a Z-shaped exhaust pipe, the upper end of the exhaust pipe extends into the transverse pipe, the exhaust pipe and the transverse pipe are parallel, the transverse pipe is connected with an air hood through the exhaust pipe, an impeller generates air negative pressure in the air hood and sucks air from an air inlet arranged at the front end, the air is horizontally discharged into the transverse pipe through the exhaust pipe, under the guiding action of a straight pipe, airflow is vertically discharged into a collection box and is discharged after being filtered by a filter hood, the air flowing process can generate bidirectional air negative pressure at the top of the collection hood when a closing plate is separated from the collection hood, a thread end is quickly sucked, the thread end enters the collection box along with the airflow to be collected, because one end of the filter hood is in an arc structure and is vertically arranged in the collection box, and one end of a scraper is in an arc structure and is matched with one end of the filter hood, when the airflow is vertically discharged into the collection box, each scraper rotates along with a rotary drum, and intermittent type nature and filter mantle cooperation can regularly clear up the end of a thread that adheres to the filter mantle surface to keep the circulation of filter mantle air, improve the collection efficiency of end of a thread.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of a front view sewing flat car with thread head collection device according to the present invention;

FIG. 2 is a front view of the thread end recovery device of the present invention;

FIG. 3 is a front sectional view of the recycling communication mechanism of the present invention;

FIG. 4 is a front sectional view of the exhaust collection mechanism of the present invention;

FIG. 5 is a schematic side sectional view of the linkage center shaft of the present invention;

FIG. 6 is a front view of the transmission adjustment device of the present invention.

In the figure: sewing machine-1, sewing platform-2, thread end recovery device-3, straight rod-31, closing plate-32, collecting cover-33, recovery communication mechanism-34, central connecting rod-34 a, transverse pipe-34 b, exhaust pipe-34 c, straight pipe-34 d, air inlet-35, air cover-36, impeller-37, collecting exhaust mechanism-38, collecting box-38 a, linkage central shaft-38 b, side shaft-38 b1, connecting shaft sleeve-38 b2, outer seat-38 b3, outer cylinder-38 b4, central shaft-38 b5, scraper-38 c, rotary cylinder-38 d, filter cover-38 e, sewing motor-4, transmission adjusting device-5, transmission belt-51, transmission connecting shaft-52, shaft bracket-53, shaft bracket-38 b5, A limit seat-54, a transmission transverse shaft-55, a slide bar-56 transmission belt-51, a transmission connecting shaft-52, a shaft bracket-53, a limit seat-54, a transmission transverse shaft-55, a slide bar-56, a driving belt pulley-6, a transmission belt-7 and a driven belt pulley-8.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.