CN114737283B - Doubling winder - Google Patents

Abstract

The invention proposes a yarn doubling machine, which has a tension adjustment mechanism on the doubling machine, and can adjust the winding tension in real time according to the winding position, and has high processing efficiency. It includes a base plate, on which a rotating seat, a tension adjustment mechanism, a speed reduction mechanism, a yarn guiding mechanism and a winding mechanism are sequentially arranged. The winding mechanism includes a mounting seat, a roller and a first motor; the yarn guiding mechanism includes a mounting plate, a mounting plate A chute is opened on the upper surface of the chute, a lead screw is horizontally arranged in the chute, a slider is fixed on the lead screw, a yarn guide ring is fixed on the top of the slider, and a second motor is fixed on the side of the mounting plate; the deceleration mechanism includes a base, The fixed plate, the movable plate and the drive assembly; the number of the tension adjustment mechanism is four, which are distributed symmetrically in pairs.

Description

a spinning machine

technical field

The invention belongs to the technical field of yarn processing equipment, and in particular relates to a doubling machine.

Background technique

Yarn doubling machine is used to combine cotton, wool, silk, chemical fiber and other bobbin monofilaments and spun bobbins into strands for twisting. Yarn doubling refers to the working steps in which two or more silk threads are combined into one yarn.

At present, when the yarn doubling machines on the market are working, the two yarns are often prone to inconsistent tension due to uneven tension during the merging process, which will cause small pigtails and other undesirable phenomena in the subsequent process, which will seriously affect the quality of textile products. , causing economic loss to the enterprise.

Contents of the invention

The purpose of the present invention is to overcome the defects of the prior art, and propose a doubling machine, which has a tension adjustment mechanism on the doubling machine, and can adjust the winding tension in real time according to the winding position, and has high processing efficiency.

To achieve the above object, the present invention provides the following technical solutions:

A yarn doubling machine, which includes a bottom plate, on which a rotating seat, a tension adjustment mechanism, a deceleration mechanism, a yarn guide mechanism and a winding mechanism are sequentially arranged on the bottom plate, and the winding mechanism includes two mounting seats symmetrically arranged on the bottom plate, Rotate the drum connected between the two mounting bases and the first motor fixed on the side of the mounting base to drive the rotation of the drum; Lead screw, both ends of the lead screw are equipped with bearings, and are connected to the two ends of the chute through the bearings, and a slider is fixed on the lead screw. The yarn guide ring is fixed on the top, and the second motor capable of driving the screw is fixed on the side of the mounting plate; the reduction mechanism includes a base, a fixed plate, a movable plate and a driving assembly, the lower end of the fixed plate is fixedly connected with the base, and the movable plate can slide It is arranged on the back of the fixed plate, and the movable plate is connected with a drive assembly, which can drive the movable plate to translate along the fixed plate. The fixed plate and the movable plate are respectively provided with a first through hole and a second through hole, and the first through hole It is connected with the second through hole; the number of tension adjustment mechanisms is four, which are symmetrically distributed in pairs, and the bottom plate is provided with installation grooves for the installation of tension adjustment mechanisms. The tension adjustment mechanisms include springs, limit blocks and guide wheels. The guide wheel is fixed on the upper end of the limit block, and the lower end of the limit block can be slidably installed in the installation groove, and springs are arranged at the front and rear ends of the limit block, and the number of rotating seats is two, which are respectively set on the tension adjustment Bottom plate at the wire entry point of the mechanism.

Compared with prior art, the beneficial effect of the present invention is:

The invention achieves the tension and winding speed of the silk thread in the whole process from silk thread to doubling and then to winding through the cooperation among the five mechanisms of rotating seat, tension adjustment mechanism, deceleration mechanism, yarn guide mechanism and winding mechanism Carry out control to improve the winding quality of the yarn. Specifically, during processing, first place the two tubes of silk on the rotating seat, then pass the silk through the guide wheels of the two tension adjustment mechanisms on the same side, and then place the The two silk threads pass through the first through hole and the second through hole in sequence, and then penetrate into the yarn guide ring, and finally wind up on the drum. Driven by the first motor, the doubling yarn is continuously drawn by the rotating drum. The thread is wound up, and the yarn guide ring will move back and forth along the lead screw driven by the slider driven by the second motor, so that the entire drum is evenly wound, and, because the rotation speed of the drum is constant, the yarn guide ring is Constantly moving, a speed difference is formed between the two, which causes the tension of the yarn to become smaller when the yarn is wound into the middle of the drum, so that the winding becomes loose. In this way, a deceleration mechanism is designed in the present invention. When the yarn guide When the hoop moves to the middle of the drum, the drive assembly drives the movable plate to move along the fixed plate, forming a partial dislocation between the first through hole and the second through hole, clamping the yarn, and slowing down the yarn pay-off speed, thus ensuring that the middle of the drum The tension of the yarn ensures the winding effect.

As an improvement, the drive assembly includes a third motor, a rack and a gear set, the rack is fixed on the lower surface of the movable plate, the third motor is installed and fixed on the side of the fixed plate, and the output shaft of the third motor is driven by the gear set and the rack Connected, driven by the third motor, the movable plate can move close to the fixed plate, so, driven by the third motor, under the transmission action of the gear set, the drive gear set slides, thereby driving the movable plate to move close to the fixed plate, thus The position between the first through hole and the second through hole is gradually dislocated, and the yarn is clamped to ensure its tension. The transmission precision of the gear set and the rack is higher, and the winding quality is effectively improved.

As an improvement, a limit column is provided on the back of the fixed plate, a guide hole is opened on the movable plate, the outer end of the limit column protrudes through the guide hole, and a limit protrusion is provided on the outer end of the limit column. In this way, it can play the role of guiding the moving direction of the movable plate, making the moving direction more accurate and ensuring the precision.

As an improvement, the cross-sectional shapes of the limit post and the guide hole are both rectangular, so that they can be prevented from swinging randomly, and the movable plate can move with higher precision.

As an improvement, a rubber sleeve is provided at the entrance of the first through hole and the exit of the second through hole, and the silk thread is passed through the rubber sleeve, so as to reduce the friction between the silk thread and the hole, reduce the possibility of breaking the silk thread, and ensure product quality.

As an improvement, the cross-sectional shape of the limit block is rectangular, a retaining ring is provided at the opening of the installation groove, and a boss that can be offset against the retaining ring is provided in the middle of the limit block, so that the limit block can be prevented from moving from the installation groove. The inside protrudes, and the rectangular shape can play a role in guiding the moving direction of the limit block.

Description of drawings

Fig. 1 is a top view of a doubling machine of the present invention.

Fig. 2 is a structural schematic diagram of a deceleration mechanism in a doubling frame according to the present invention.

Fig. 3 is a rear view of a fixing plate in a doubling machine according to the present invention.

Fig. 4 is a rear view of a movable plate in a doubling machine according to the present invention.

Fig. 5 is a cross-sectional structural schematic diagram of a tension adjustment mechanism in a doubling frame according to the present invention.

As shown in the figure, 1. Mounting seat, 2. Roller, 3. First motor, 4. Mounting plate, 5. Lead screw, 6. Slider, 7. Guide ring, 8. Second motor, 9. Base , 10, fixed plate, 11, movable plate, 12, the first through hole, 13, the second through hole, 14, installation slot, 15, spring, 16, limit block, 17, guide wheel, 18, the third motor , 19, rack, 20, gear set, 21, limit column, 22, guide hole, 23, limit protrusion, 24, retaining ring, 25, boss, 26, base plate, 27, swivel seat.

Detailed ways

The present invention is described in further detail below:

A yarn doubling machine, which includes a bottom plate 26, on which a rotating seat 27, a tension adjustment mechanism, a deceleration mechanism, a yarn guide mechanism and a winding mechanism are arranged in sequence, and the winding mechanism includes two left and right symmetrically arranged on the bottom plate 26. The mounting base 1, the drum 2 that is rotatably connected between the two mounting bases 1 and the first motor 3 fixed on the side of the mounting base 1 for driving the rotation of the drum 2; the yarn guide mechanism includes a mounting plate 4, the upper surface of which is A chute is provided, and a lead screw 5 is arranged horizontally in the chute, and both ends of the lead screw 5 are equipped with bearings, and are connected to the two ends of the chute through the bearings, and a slider 6 is fixed on the lead screw 5. Both sides of the slider 6 are against the side walls of the chute, the top of the slider 6 is fixed with a guide ring 7, and the side of the mounting plate 4 is fixed with a second motor 8 capable of driving the screw 5 to rotate; the speed reduction mechanism includes a base 9 , fixed plate 10, movable plate 11 and driving assembly, the lower end of fixed plate 10 is fixedly connected with base 9, movable plate 11 is slidably arranged on the back side of fixed plate 10, is connected with driving assembly on movable plate 11, and driving assembly can drive activity The plate 11 translates along the fixed plate 10, and the fixed plate 10 and the movable plate 11 are respectively provided with a first through hole 12 and a second through hole 13, and the first through hole 12 and the second through hole 13 are connected; The number is four, which are symmetrically distributed in pairs. The base plate 26 is provided with a mounting groove 14 for the installation of the tension adjustment mechanism. The tension adjustment mechanism includes a spring 15, a limit block 16 and a guide wheel 17. The upper end of the block 16, the lower end of the limit block 16 can be slidably installed in the installation groove 14, and the front and rear ends of the limit block 16 are all provided with springs 15, and the number of the swivel seats 27 is two, which are respectively arranged on the tension adjustment On the bottom plate 26 at the silk thread entrance place of mechanism. In the present invention, through the cooperation among the five mechanisms of the rotating seat 27, the tension adjustment mechanism, the deceleration mechanism, the yarn guiding mechanism and the winding mechanism, the tension and winding of the silk thread can be achieved in the whole process from the thread to the doubling and then to the winding. The speed is controlled to improve the winding quality of the yarn. Specifically, during processing, first place two tubes of silk on the rotating seat 27, and then pass the silk through the guide wheels 17 of the two tension adjustment mechanisms on the same side , and then pass the two silk threads sequentially through the first through hole 12, the second through hole 13 and then into the yarn guide ring 7, and finally wind up on the drum 2, driven by the first motor 3, through the rotating The cylinder 2 continuously winds the paralleled yarn, and the yarn guide ring 7 will move back and forth along the lead screw 5 driven by the slider 6 driven by the second motor 8, so that the entire cylinder 2 is evenly wound, and, because The rotation speed of the drum 2 is constant, while the yarn guide ring 7 is constantly moving, and a speed difference is formed between the two, which causes the tension of the yarn to become smaller when the yarn is wound into the middle of the drum 2, making the winding become loose, so, in the present invention, a deceleration mechanism is designed, and when the yarn guide ring 7 moves to the middle of the cylinder 2, the drive assembly drives the movable plate 11 to move along the fixed plate 10, and the first through hole 12 and the second through hole 13 Partial dislocation is formed, the yarn is clamped, and the speed of yarn unwinding is slowed down, so as to ensure the tension of the yarn in the middle of the drum 2 and ensure the winding effect.

In this embodiment, the drive assembly includes a third motor 18, a rack 19 and a gear set 20, the rack 19 is fixed on the lower surface of the movable plate 11, the third motor 18 is fixed on the side of the fixed plate 10, the third motor 18 The output shaft is connected to the gear rack 19 through the gear set 20. Driven by the third motor 18, the movable plate 11 can move close to the fixed plate 10. In this way, driven by the third motor 18, under the transmission effect of the gear set 20 , the drive gear set 20 slides, thereby driving the movable plate 11 to move close to the fixed plate 10, so that the first through hole 12 and the second through hole 13 are gradually misaligned, clamping the yarn, thereby ensuring its tension, the gear set 20 And gear rack 19 transmission precision is higher, effectively improves the quality of coiling.

In this embodiment, the back side of the fixed plate 10 is provided with a limit post 21, and the movable plate 11 is provided with a guide hole 22. The outer end of 21 is provided with limit protrusion 23, like this, can play the effect of guiding movable plate 11 moving direction, makes moving direction more accurate, guarantees precision.

In this embodiment, the cross-sectional shapes of the limiting post 21 and the guide hole 22 are both rectangular, so that they are prevented from swinging freely, and the movable plate 11 moves with higher precision.

In this embodiment, the entrance of the first through hole 12 and the exit of the second through hole 13 are provided with rubber sleeves, and the silk threads are passed through the rubber sleeves, so that the friction between the silk threads and the holes is reduced, and the breakage of the silk threads is reduced. possible to ensure product quality.

In this embodiment, the cross-sectional shape of the limiting block 16 is rectangular, and a retaining ring 24 is provided at the opening of the mounting groove 14, and a boss 25 capable of abutting against the retaining ring 24 is provided in the middle of the limiting block 16, so that, The limiting block 16 can be prevented from coming out of the installation groove 14 , and the rectangular shape can play a role in guiding the moving direction of the limiting block 16 .

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (6)

1. The doubling winder is characterized by comprising a bottom plate, wherein a rotating seat, a tension adjusting mechanism, a speed reducing mechanism, a yarn guiding mechanism and a winding mechanism are sequentially arranged on the bottom plate, and the winding mechanism comprises two mounting seats which are symmetrically arranged on the bottom plate left and right, a roller which is rotationally connected between the two mounting seats and a first motor which is fixed on the side surface of the mounting seats and used for driving the roller to rotate; the yarn guide mechanism comprises a mounting plate, a sliding groove is formed in the upper surface of the mounting plate, a screw rod is horizontally arranged in the sliding groove, bearings are sleeved at two ends of the screw rod and are rotatably connected with two ends of the sliding groove through the bearings, a sliding block is fixed on the screw rod, two sides of the sliding block are abutted against the side wall of the sliding groove, a yarn guide ring is fixed at the top of the sliding block, and a second motor capable of driving the screw rod to rotate is fixed on the side surface of the mounting plate; the speed reducing mechanism comprises a base, a fixed plate, a movable plate and a driving assembly, wherein the lower end of the fixed plate is fixedly connected with the base, the movable plate is slidably arranged on the back surface of the fixed plate, the driving assembly is connected to the movable plate, the driving assembly can drive the movable plate to translate along the fixed plate, a first through hole and a second through hole are respectively formed in the fixed plate and the movable plate, and the first through hole is communicated with the second through hole; the number of the tension adjusting mechanisms is four, the tension adjusting mechanisms are symmetrically distributed in pairs, the bottom plate is provided with mounting grooves for the tension adjusting mechanisms to be mounted, the tension adjusting mechanisms comprise springs, limiting blocks and guide wheels, the guide wheels are fixed at the upper ends of the limiting blocks, the lower ends of the limiting blocks are slidably mounted in the mounting grooves, springs are arranged at the front end and the rear end of the limiting blocks, the number of the rotating seats is two, and the rotating seats are respectively arranged on the bottom plate at the silk thread inlet of the tension adjusting mechanisms.

2. The doubling winder according to claim 1, wherein the driving assembly comprises a third motor, a rack and a gear set, the rack is fixed on the lower surface of the movable plate, the third motor is fixed on the side surface of the fixed plate, an output shaft of the third motor is in transmission connection with the rack through the gear set, and the movable plate can be tightly attached to the fixed plate to move under the driving of the third motor.

3. The doubling winder according to claim 1, wherein a limit post is arranged on the back surface of the fixed plate, a guide hole is arranged on the movable plate, the outer end of the limit post extends out after passing through the guide hole, and a limit protrusion is arranged on the outer end of the limit post.

4. A doubling winder according to claim 3, wherein the cross-sectional shape of the stop post and the guide hole is rectangular.

5. The doubling winder according to claim 1, wherein the inlet of the first through hole and the outlet of the second through hole are respectively provided with a rubber sleeve, and the silk thread is threaded in the rubber sleeves.

6. The doubling winder according to claim 1, wherein the cross section of the limiting block is rectangular, a retainer ring is arranged at the opening of the mounting groove, and a boss capable of propping against the retainer ring is arranged in the middle of the limiting block.

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