CN222574904U - A kind of automatic tension adjustment device for cotton yarn roving frame - Google Patents

Abstract

The utility model discloses an automatic tension adjusting device of a cotton yarn roving frame, which comprises a frame, wherein a wire inlet roller and a wire outlet roller are rotatably connected to the frame, a plurality of sliding frames are slidably connected to the frame, a tension detecting mechanism is arranged on the sliding frames, the tension detecting mechanism comprises a detecting wheel, and a threaded rod is rotatably connected to the frame. Through the cooperation setting of gear two and threaded rod, drive gear two by rotary drive device and rotate, rotate through the threaded rod that the transmission is different from this, make a plurality of carriages slide from top to bottom in the frame, thereby can carry out tension adjustment to all silver on the fly frame through the reciprocates of detection wheel, slide reciprocally in the adjustment tank through the regulating block, make gear two can mesh with different gears one, thereby drive different carriages and remove, thereby can drive all carriages through a rotary drive device and carry out tension automatically regulated, the purpose of saving resources has been reached.

Description

Automatic tension adjusting device of cotton yarn roving frame

Technical Field

The utility model relates to the technical field of automatic tension adjustment of roving frames, in particular to an automatic tension adjustment device of a cotton yarn roving frame.

Background

The roving frame is a spinning machine for making fiber strips into roving. The roving frame mainly aims at drafting and twisting, and winds the roving into a certain package so as to meet the processing requirement of the spinning frame. The roving frame is divided into a flyer roving frame and a twisting roving frame according to the form of the twisting mechanism. The flyer roving frame continuously applies twist to the sliver by the flyer rotation, and the twist roving is produced. The twisting roving machine clamps and twisting the sliver by a pair of sliver twisting leather plates, and the false twisting with the front and back strand alternately is formed on the sliver to produce the roving without twisting. The flyer roving frame and the twisting roving frame can be divided into a first-pass roving frame, a second-pass roving frame and a single-pass roving frame. The feeding form, roving package and number of ingots of the machine are different for various roving frames, but the machine structure and function are approximately the same.

In the prior art, the roving frame is mainly used for synchronously processing a plurality of wire bodies, so that the tension control mechanisms are mainly controlled uniformly or are controlled separately by a plurality of sets of control mechanisms, and the two modes have inconvenience, therefore, an automatic tension adjusting device of the cotton yarn roving frame needs to be designed.

Disclosure of utility model

Accordingly, it is necessary to provide an automatic tension adjusting device for a cotton roving frame in order to solve the above-mentioned problems.

In order to achieve the above purpose, the utility model provides an automatic tension adjusting device of a cotton yarn roving frame, which comprises a frame, wherein a wire inlet roller and a wire outlet roller are rotatably connected to the frame, a plurality of sliding frames are slidably connected to the frame, tension detecting mechanisms are arranged on the sliding frames, each tension detecting mechanism comprises a detecting wheel, a threaded rod is rotatably connected to the frame, the threaded rods are in one-to-one correspondence with the sliding frames, the threaded rods are in threaded connection with the sliding frames, bevel gears I are arranged on the threaded rods, a rotating shaft is rotatably connected to the frame, the rotating shaft is in one-to-one correspondence with the threaded rods, bevel gears II are arranged at one axial end, close to the threaded rods, of the rotating shaft, the bevel gears I are in meshed connection with the bevel gears II, a gear I is arranged at one axial end, far away from the threaded rods, of the frame is provided with an adjusting groove, an adjusting block is slidably connected to the adjusting groove, a first rotary driving device is arranged on the adjusting block, and the output end of the first rotary driving device is provided with a gear II.

Preferably, the tension detection mechanism further comprises two sliding grooves which are arranged in opposite directions on the sliding frame, the sliding grooves are slidably connected with sliding blocks, the detection wheel is positioned between the two sliding blocks and is rotationally connected to the two sliding blocks, a force transducer is installed at the bottom in one sliding groove, and the sliding blocks are in butt joint with the force transducer.

Preferably, a spring is arranged in the sliding groove.

Preferably, the frame is rotatably connected with a second threaded rod, the second threaded rod is in threaded connection with the adjusting block, the frame is provided with a second rotary driving device, and the output end of the second rotary driving device is in transmission connection with the second threaded rod.

Preferably, the output end of the first rotary driving device is in threaded connection with the second gear through the first coupling.

Preferably, the output end of the second rotary driving device is in transmission connection with the second threaded rod through the second coupling.

Compared with the prior art, the technical scheme has at least one of the following beneficial effects:

Through the cooperation setting of the second gear and the threaded rod, the second gear is driven by the rotary driving device to rotate, so that different threaded rods are driven to rotate through transmission, a plurality of sliding frames can slide up and down on the frame, and tension adjustment can be carried out on all cotton slivers on the roving frame through up-and-down movement of the detection wheel;

The adjusting block slides reciprocally in the adjusting groove, so that the second gear can be meshed with the first gear, and different sliding frames are driven to move, and therefore all the sliding frames can be driven to automatically adjust tension through one rotary driving device, and the purpose of saving resources is achieved.

Drawings

FIG. 1 is a perspective view of an embodiment of the present utility model;

FIG. 2 is a front cross-sectional view of an embodiment of the present utility model;

FIG. 3 is a side cross-sectional view of an embodiment of the present utility model;

FIG. 4 is an enlarged view of FIG. 1A according to an embodiment of the present utility model;

In the figure, 1, a frame, 2, a wire inlet roller, 3, a wire outlet roller, 4, a sliding frame, 5, a detection wheel, 6, a threaded rod, 7, a bevel gear I, 8, a rotating shaft, 9, a bevel gear II, 10, a gear I, 11, an adjusting groove, 12, an adjusting block, 13, a rotating driving device I, 14, a gear II, 15, a sliding groove, 16, a sliding block, 17, a force transducer, 18, a spring, 19, a threaded rod II, 20, a rotating driving device II, 21, a coupling I, 22 and a coupling II are shown.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

Referring to fig. 1 to 4, an embodiment of the application provides an automatic tension adjusting device for a cotton roving frame, which comprises a frame 1, a wire inlet roller 2 and a wire outlet roller 3 are rotatably connected to the frame 1, a plurality of sliding frames 4 are slidably connected to the frame 1, tension detecting mechanisms are arranged on the sliding frames 4, each tension detecting mechanism comprises a detecting wheel 5, a threaded rod 6 is rotatably connected to the frame 1, the threaded rod 6 is in one-to-one correspondence with the sliding frames 4, the threaded rod 6 is in threaded connection with the sliding frames 4, a bevel gear 7 is mounted on the threaded rod 6, a rotating shaft 8 is rotatably connected to the frame 1, the rotating shaft 8 is in one-to-one correspondence with the threaded rod 6, a bevel gear 9 is mounted at one axial end of the rotating shaft 8, which is close to the threaded rod 6, the bevel gear 7 is in meshed connection with the bevel gear 9, a gear 10 is mounted at one axial end of the rotating shaft 8, which is far away from the threaded rod 6, an adjusting groove 11 is arranged on the frame 1, an adjusting block 12 is slidably connected to the adjusting groove 11, a first rotary driving device 13 is mounted on the adjusting block 12, the rotary driving device 13 can be a servo motor, a gear 14 is mounted at an output end of the rotary driving device 13, and the gear 10 is mounted with the gear 10.

In this embodiment, the sliver passes through the bottom of the incoming roller 2, passes through the top of the detecting wheel 5, and is pulled away from the bottom of the outgoing roller 3, so that the tension detecting mechanism on the carriage 4 can detect the tension of the passing sliver. The position of the adjusting block 12 is adjusted by moving in the adjusting groove 11 on the frame 1, the gear II 14 arranged at the output end of the first rotary driving device 13 can move along with the adjusting block 12, so that the gear II 14 can be meshed with different gears I10, after the gear II is meshed, the first rotary driving device 13 starts to work, the gear I10 drives the bevel gear II 9 at the other end of the rotating shaft 8 to rotate, finally, the threaded rod 6 can drive the sliding frame 4 connected with the threaded rod 6 to slide on the frame 1 through the meshing of the bevel gear II 9 and the bevel gear I7, the detecting wheel 5 on the sliding frame 4 can adjust the tension applied by a cotton sliver through up and down movement, and a certain distance is reserved between the top of the threaded rod 6 and the detecting wheel 5, so that the two cannot collide.

In some embodiments, to facilitate tension detection on the sliver passing through the detection wheel 5, the tension detection mechanism further includes two sliding grooves 15, the sliding grooves 15 are arranged opposite to each other on the sliding frame 4, the sliding grooves 15 are slidably connected with sliding blocks 16, the detection wheel 5 is located between the two sliding blocks 16 and is rotatably connected to the two sliding blocks 16, a force sensor 17 is installed in an inner bottom of one sliding groove 15, the force sensor 17 may be a pressure sensor, and the sliding blocks 16 are abutted against the force sensor 17. When the cotton sliver passes through the detection wheel 5, pressure is caused on the detection wheel 5, so that the sliding block 16 connected with the detection wheel 5 can move in the sliding groove 15, but the bottom of the sliding block 16 is in contact with the force transducer 17, the force transducer 17 can be stressed by the downward sliding trend of the sliding block 16, and the tension applied to the cotton sliver when passing through the detection wheel 5 can be determined by the number indicated by the force transducer 17.

In some embodiments, a spring 18 is provided in the chute 15 to balance the slider 16 sliding in the chute 15 without the load cell 17 mounted. Springs 18 are arranged in sliding grooves 15 on two sides of the sliding frame 4, so that the two sliding blocks 16 can be on the same horizontal line, and the length of each spring 18 is consistent with the height of the corresponding force transducer 17, so that the influence on the work of the force transducer 17 is avoided.

In some embodiments, in order to facilitate the sliding of the adjusting block 12 in the adjusting groove 11, a second threaded rod 19 is rotatably connected to the frame 1, the second threaded rod 19 is in threaded connection with the adjusting block 12, a second rotary driving device 20 is installed on the frame 1, and an output end of the second rotary driving device 20 is in transmission connection with the second threaded rod 19. The second threaded rod 19 is driven to rotate by the second rotary driving device 20, so that the adjusting block 12 adjusted with the second threaded rod 19 can move.

In some embodiments, to facilitate the rotation of the first gear 14 by the first rotation driving device 13, the output end of the first rotation driving device 13 is screwed to the second gear 14 through the first coupling 21.

In some embodiments, to facilitate the rotation of the second threaded rod 19 by the second rotation driving device 20, the output end of the second rotation driving device 20 is connected to the second threaded rod 19 by a second coupling 22.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interaction relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Claims (6)

1. The utility model provides a cotton yarn roving frame tension automatic regulating apparatus, includes frame (1), rotationally be connected with inlet wire roller (2) and outlet wire roller (3) on frame (1), a serial communication port, sliding connection has a plurality of carriage (4) on frame (1), be equipped with tension detection mechanism on carriage (4), tension detection mechanism includes detection wheel (5), rotationally be connected with threaded rod (6) on frame (1), threaded rod (6) and carriage (4) one-to-one, threaded rod (6) and carriage (4) threaded connection, install bevel gear one (7) on threaded rod (6), rotationally be connected with axis of rotation (8) on frame (1) and threaded rod (6) one-to-one, be close to axial one end of threaded rod (6) on axis of rotation (8) and install bevel gear two (9) meshing connection, be kept away from axial one end of threaded rod (6) on axis of rotation (8) and install gear one (10), be equipped with adjustment groove (11) on frame (1), sliding connection has adjustment block (12) in adjustment groove (11), install rotation driving device (13) on adjustment block (12) one rotation driving device (13), the first gear (10) is matched with the second gear (14).

2. The automatic tension adjusting device of the cotton yarn roving frame according to claim 1, wherein the tension detecting mechanism further comprises two sliding grooves (15), the sliding grooves (15) are oppositely arranged on the sliding frame (4), sliding blocks (16) are slidably connected in the sliding grooves (15), the detecting wheel (5) is located between the two sliding blocks (16) and is rotationally connected to the two sliding blocks (16), a force transducer (17) is arranged in the bottom of one sliding groove (15), and the sliding blocks (16) are abutted with the force transducer (17).

3. The automatic tension adjusting device of the cotton roving frame according to claim 2, characterized in that a spring (18) is installed in the chute (15).

4. The automatic tension adjusting device of the cotton roving frame according to claim 1, wherein a second threaded rod (19) is rotatably connected to the frame (1), the second threaded rod (19) is in threaded connection with the adjusting block (12), a second rotary driving device (20) is installed on the frame (1), and the output end of the second rotary driving device (20) is in transmission connection with the second threaded rod (19).

5. The automatic tension adjusting device of the cotton yarn roving frame according to claim 1, wherein the output end of the first rotary driving device (13) is in threaded connection with the second gear (14) through the first coupling (21).

6. The automatic tension adjusting device of the cotton roving frame according to claim 4, wherein the output end of the second rotary driving device (20) is in transmission connection with the second threaded rod (19) through a second coupling (22).