Yarn tension automatic adjusting device of doup heald machine

Abstract

The utility model relates to the technical field of doup machines, and discloses an automatic yarn tension adjusting device of a doup machine, which comprises a U-shaped support, a tensioning component is mounted in the U-shaped support, the tensioning component comprises rotary discs rotationally mounted on the left and right side walls in the U-shaped support, two tensioning rollers are mounted between the rotary discs on the two sides, and the tensioning rollers are mounted on the left and right side walls of the U-shaped support. A to-be-processed yarn penetrates through the lower portion of the front tensioning roller, continues to pass through the upper portion of the rear tensioning roller, a rotary driving piece for driving the whole tensioning assembly to rotate to achieve tensioning operation is installed on the right side wall of the exterior of the U-shaped support, and transfer assemblies are installed on the left side wall and the right side wall of the exterior of the U-shaped support correspondingly. According to the automatic yarn tension adjusting device of the leno heald machine, automatic adjustment of yarn tensioning is achieved through the synergistic effect of all the assemblies, the automatic yarn tension adjusting device has the advantages of being good in tensioning effect, accurate and controllable in operation, convenient and fast to move and fix, high in working stability and the like, yarn processing requirements can be met, production efficiency and product quality are improved, and production cost is reduced. Powerful support is provided for the development of related industries.

Description

TECHNICAL FIELD

[0001] The utility model relates to the hank machine technical field, concretely is a yarn tension automatic regulating device of hank machine. BACKGROUND

[0002] Hank machine has important position in the textile field, it is used to carry out specific knitting operation to yarn. In the yarn processing, the control of yarn tension is very important, directly influences the quality and performance of product.

[0003] However, the existing hank machine's yarn tension automatic regulating device has the following some shortcomings:

[0004] First, the tensioning effect of part of the tensioning device to the yarn is not good, can not fully guarantee the tension of the yarn, is easy to lead to the yarn relaxation or over-tight, influence yarn processing quality and subsequent knitting effect.

[0005] Second, the precision and controllability of tensioning operation are insufficient, the power output is not stable enough and is difficult to accurately adjust, the transmission structure can have the problem of insufficient precision or lack of self-locking performance, leading to the tensioning operation can not well adapt to the needs of different yarns.

[0006] Third, there are defects in the mobility and fixity of the device, either not flexible enough to move conveniently, or not stable enough when fixed, easy to appear the situation such as shaking or displacement, influence normal work.

[0007] Fourth, the overall working stability of the device is poor, lacks effective anti-skid measures or the anti-skid performance is not ideal, is easy to appear unstable state because of external factors interference when working, and then influence the accuracy and reliability of yarn tension adjustment. These deficiencies seriously restrict the performance of hank machine in the yarn tension control aspect, are not conducive to improving production efficiency and guaranteeing product quality. INVENTION CONTENTS

[0008] (I) technical problem solved

[0009] In view of the deficiencies of the prior art, the utility model provides a yarn tension automatic regulating device of hank machine to solve the above problems.

[0010] (II) technical scheme

[0011] To achieve the above object, the utility model provides the following technical scheme: a yarn tension automatic regulating device of hank heddle machine, including U type support, the inside installation of U type support has tensioning assembly, tensioning assembly includes the rotary disc that rotates installation in the left and right side wall of U type support, two tensioning rollers are installed between both sides rotary disc, the yarn that waits for processing is passed below the front tensioning roller and continues the previous and from the above rear tensioning roller, the rotary drive spare of the right side wall outside U type support is installed with the whole tensioning assembly rotation and realizes the rotation driving part of tensioning operation, the left and right side wall outside U type support all are installed with transfer assembly.

[0012] As the preferred technical scheme of the utility model, the rotary drive spare specifically includes the following structure:

[0013] The reduction motor is installed on the right side wall outside U type support;

[0014] The worm is butt jointed on the output end of reduction motor;

[0015] The worm wheel is engaged on the worm;

[0016] The driving shaft is butt jointed in the center of worm wheel, and the inside one end of driving shaft is butt jointed in the center of tensioning assembly side end face.

[0017] As the preferred technical scheme of the utility model, the transfer assembly specifically includes the following structure:

[0018] The mounting bracket is installed on the side wall outside U type support;

[0019] The support plate is distributed directly below mounting bracket;

[0020] The universal wheel is installed at the front and rear end positions of support plate bottom;

[0021] The electric push rod is installed at the center position of mounting bracket, and the output end of electric push rod is butt jointed in the center of support plate top.

[0022] As the preferred technical scheme of the utility model, the top of support plate is uniformly provided with four guide columns, and the top of four guide columns is slidably connected to the inside of mounting bracket.

[0023] As the preferred technical scheme of the utility model, the bottom of U type support is provided with anti-skid pad.

[0024] As the preferred technical scheme of the utility model, the anti-skid pad is made of fluorine rubber material.

[0025] Compared with the prior art, the utility model provides a yarn tension automatic regulating device of hank heddle machine, which has the following beneficial effects:

[0026] Good yarn tension effect: in the tensioning assembly, the rotating disc can rotate flexibly, and the layout of the two tensioning rollers enables the yarn to be fully contacted, so that the yarn can be quickly tensioned when the tensioning assembly rotates, effectively ensuring the tension of the yarn and improving the yarn processing quality.

[0027] Precise and controllable tensioning operation: the reduction motor in the rotary driving part provides stable and adjustable power output, the power is accurately transmitted to the tensioning assembly through the meshing transmission of the worm and the worm wheel and the driving shaft, this transmission mode has a large transmission ratio and self-locking performance, which can ensure the accuracy and stability of the tensioning operation and meet the tensioning needs of different yarns.

[0028] Convenient movement and fixation: the setting of the shifting assembly makes the device have good maneuverability. The electric push rod can accurately control the lifting of the support plate, when moving, the universal wheel is lowered to contact the ground, facilitating the flexible movement and turning of the device; when fixed, the universal wheel is raised to ensure the stability of the device during work. The guide column ensures the stability of the lifting of the support plate, further improving the reliability of the device.

[0029] High working stability: the anti-skid pad at the bottom of the U-shaped support is made of fluororubber material, which has good anti-skid performance and wear resistance, increases the friction between the U-shaped support and the placement surface, effectively prevents the device from sliding during work, ensures the normal operation of the yarn tension automatic adjusting device, and improves the work efficiency and product quality.

[0030] In summary, the yarn tension automatic adjusting device of the heald machine realizes the automatic adjustment of yarn tensioning through the cooperation of various components, has the advantages of good tensioning effect, precise and controllable operation, convenient movement and fixation, high working stability, etc., can meet the needs of yarn processing, improve production efficiency and product quality, and provide strong support for the development of related industries. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is a structural schematic view of the utility model;

[0032] Figure 2 It is a structural schematic view of the tensioning assembly of the utility model;

[0033] Figure 3 It is a structural schematic view of the rotary driving part of the utility model;

[0034] Figure 4 It is a structural schematic view of the shifting assembly of the utility model.

[0035] Among them: 1, U-shaped support; 2, tensioning assembly; 3, rotary driving part; 4, shifting assembly; 5, anti-skid pad;

[0036] 21, rotating disc; 22, tensioning roller;

[0037] 31, reduction gear; 32, worm; 33, worm wheel; 34, drive shaft;

[0038] 41, mounting frame; 42, electric push rod; 43, support plate; 44, universal wheel; 45, guide column. DETAILED DESCRIPTION

[0039] The utility model will be made further detailed description in combination with the drawings and examples, obviously, the described examples are only a part of the utility model examples, rather than all examples. In the case of no conflict, the examples in the application and the features in the examples can be combined with each other. Based on the examples in the utility model, all other examples obtained by the ordinary skill in the art without creative labor belong to the scope of the utility model protection.

[0040] It should be noted that if the utility model examples involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between the components in a certain posture (as shown in the drawings), if the certain posture changes, the directional indications also change accordingly.

[0041] In addition, “multiple” refers to two or more. In addition, the technical solutions of each example can be combined with each other, but it must be based on the realization of the ordinary skill in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the scope of protection required by the utility model.

[0042] Please refer to Figures 1-4 A yarn tension automatic adjusting device of a heddle machine, comprising a U-shaped support 1, the U-shaped support 1 is in a stable U-shaped structure as a whole, providing a solid installation base for other components. A tensioning assembly 2 is installed in the U-shaped support 1. The tensioning assembly 2 is composed as follows: a rotating disc 21 is installed on the left and right side walls in the U-shaped support 1 through a precise rotating structure, and the rotating disc 21 can rotate flexibly and smoothly. Two tensioning rollers 22 are installed between the two rotating discs 21, the yarn to be processed passes from below the front tensioning roller 22 and continues to move forward, and then passes above the rear tensioning roller 22, such a layout enables the yarn to fully contact with the tensioning rollers 22, and then can quickly tension the passing yarn when the whole tensioning assembly 2 rotates.

[0043] A rotating driving part 3 is installed on the outer right side wall of the U-shaped support 1, which is used to drive the whole tensioning assembly 2 to rotate to realize the tensioning operation. The specific structure of the rotating driving part 3 is that a speed reducer motor 31 is installed on the outer right side wall of the U-shaped support 1, and the speed reducer motor 31 provides stable and adjustable power output. A worm 32 is connected to the output end of the speed reducer motor 31, and the worm 32 has a precise thread structure. The worm 32 is engaged with a worm gear 33, and the transmission mode of the worm gear and the worm has a large transmission ratio and self-locking performance, which can ensure the accuracy and stability of the transmission. A driving shaft 34 is connected to the center of the worm gear 33, and the driving shaft 34 plays a key role in transmitting power. The inner side of the driving shaft 34 is connected to the center of the side end face of the tensioning assembly 2, so that the power is accurately transmitted to the tensioning assembly 2.

[0044] A transfer assembly 4 is installed on the outer left and right side walls of the U-shaped support 1. The specific structure of the transfer assembly 4 is that a mounting bracket 41 is installed on the outer side wall of the U-shaped support 1, and the mounting bracket 41 provides stable support for other parts. A support plate 43 is arranged below the mounting bracket 41, and the support plate 43 plays a role in bearing and connecting. Universal wheels 44 are installed at the bottom of the support plate 43 at the front and rear end positions, and the universal wheels 44 enable the whole device to move and turn flexibly. An electric push rod 42 is installed at the center position of the mounting bracket 41, and the electric push rod 42 can accurately control the lifting action of the support plate 43. When moving is needed, the electric push rod 42 is elongated to lower the universal wheels 44 to contact the ground, and when fixing is needed, the electric push rod 42 is retracted to raise the universal wheels 44. In addition, four guide columns 45 are uniformly arranged at the top of the support plate 43, and the top ends of the four guide columns 45 are slidably connected to the inside of the mounting bracket 41. The guide columns 45 play a role in guiding and stabilizing the movement of the support plate 43, and ensure the stability of the lifting of the support plate 43.

[0045] A non-slip pad 5 is arranged at the bottom of the U-shaped support 1, and the non-slip pad 5 is made of fluorine rubber material. This material has good anti-skid performance and wear resistance, which can increase the friction between the U-shaped support 1 and the placement surface, and ensure the stability of the device during work.

[0046] The above only describes the preferred embodiments of the present application, and is not intended to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

[0047] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, the scope of the present application being defined by the claims appended hereto rather than by the above description, and all the changes which fall within the meaning and the scope of the equivalent elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0048] Furthermore, it should be understood that although the present specification describes exemplary embodiments, not every embodiment contains only one independent technical solution, and the present specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. An automatic yarn tension adjustment device for a heddle machine, comprising a U-shaped support (1), characterized in that: The U-shaped support (1) is equipped with a tensioning assembly (2). The tensioning assembly (2) includes a rotating disk (21) rotatably mounted on the left and right side walls of the U-shaped support (1). Two tensioning rollers (22) are installed between the two rotating disks (21). The yarn to be processed passes under the front tensioning roller (22) and continues forward and passes over the rear tensioning roller (22). A rotary drive (3) is installed on the outer right side wall of the U-shaped support (1) to drive the entire tensioning assembly (2) to rotate and realize the tensioning operation. Transfer assemblies (4) are installed on both the outer left and right side walls of the U-shaped support (1).

2. The automatic yarn tension adjustment device for a heddle machine according to claim 1, characterized in that: The rotary drive component (3) specifically includes the following structure: The geared motor (31) is installed on the outer right side wall of the U-shaped support (1); The worm gear (32) is connected to the output end of the geared motor (31); A worm wheel (33) meshes with the worm (32); A drive shaft (34) is connected to the center of the worm gear (33), and one end of the drive shaft (34) is connected to the center of the side end face of the tensioning assembly (2).

3. The automatic yarn tension adjustment device for a heddle machine according to claim 1, characterized in that: The transfer component (4) specifically includes the following structure: Mounting bracket (41) installed on the outer side wall of the U-shaped support (1); Support plates (43) are distributed directly below the mounting bracket (41); Universal wheels (44) are installed at the front and rear ends of the bottom of the support plate (43); An electric push rod (42) is installed at the center of the mounting bracket (41), and the output end of the electric push rod (42) is connected to the top center of the support plate (43).

4. The automatic yarn tension adjustment device for a heddle machine according to claim 3, characterized in that: The top of the support plate (43) is evenly provided with four guide posts (45), and the top ends of the four guide posts (45) slide through the interior of the mounting frame (41).

5. The automatic yarn tension adjustment device for a heddle machine according to claim 1, characterized in that: The bottom of the U-shaped support (1) is provided with an anti-slip pad (5).

6. The automatic yarn tension adjustment device for a heddle machine according to claim 5, characterized in that: The anti-slip mat (5) is made of fluororubber.

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