CN216473749U

CN216473749U - Warp beam tensioning control device of rapier loom

Info

Publication number: CN216473749U
Application number: CN202123185617.XU
Authority: CN
Inventors: 魏红格; 米兰格; 魏小红
Original assignee: Gaoyang Wenrun Textile Manufacturing Co ltd
Current assignee: Gaoyang Wenrun Textile Manufacturing Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-05-10
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses a rapier weaving machine's warp beam tensioning control device, including warp beam and the straining device that weaves, the warp beam is by motor drive control unwrapping wire, it includes tensioning roller, L type swing arm and tensioning spring to weave the straining device, the tensioning roller is installed on the lower support arm of L type swing arm, the corner of L type swing arm articulates in rapier weaving machine's frame, a serial communication port, the one end of tensioning spring is connected in the frame, the other end passes through stepless tension adjusting device and connects on the last support arm of L type swing arm. The utility model discloses make tension spring's accommodation process convenient and fast more, the operation is got up also labour saving and time saving more.

Description

Warp beam tensioning control device of rapier loom

Technical Field

The utility model relates to a weaving equipment field especially relates to a rapier weaving machine's warp beam tensioning controlling means.

Background

The rapier loom is the most widely used shuttleless loom at present, and Chinese utility model patent with application number CN201320226978.0 discloses a warp beam tensioning control device on the rapier loom in the prior art, and a plurality of channels for adjusting tensioning force of tensioning springs are arranged on the upper support arm of the L-shaped swing arm of the rapier loom at intervals. Need collude the spring with the help of the instrument when needs adjust the spring tensile force, just can change the channel, whole adjustment process is very hard to can realize with the help of the instrument.

SUMMERY OF THE UTILITY MODEL

Based on the above problem, the utility model aims at providing a rapier weaving machine's warp beam tensioning controlling means, the utility model discloses a following technical scheme:

the utility model provides a warp beam tensioning control device of a rapier loom, which comprises a warp beam and a weaving line tensioning mechanism, wherein the warp beam is controlled by a motor to pay off, the weaving line tensioning mechanism comprises a tensioning roller, an L-shaped swing arm and a tensioning spring, the tensioning roller is installed on the lower support arm of the L-shaped swing arm, the corner of the L-shaped swing arm is hinged on the frame of the rapier loom, one end of the tensioning spring is connected on the frame, and the other end is connected on the upper support arm of the L-shaped swing arm through a stepless tension adjusting device;

stepless tension adjusting device includes the slider, the slider slip joint is in on the last support arm of L type swing arm, it has the latch closure to articulate on the slider, the latch closure with tensioning spring coupling, the left side of slider is provided with the fixed block, the fixed block is fixed on the last support arm of L type swing arm, threaded connection has the lead screw on the fixed block, the one end of lead screw with the slider rotates to be connected, and the other end is connected with the hand bolt head of twisting, the lead screw is being located threaded connection has lock nut on the left position of fixed block.

Furthermore, one side of the lower support arm of the L-shaped swing arm is provided with a position sensor for sensing the swing position of the lower support arm, the position sensor is connected with a control circuit, and the model output end of the control circuit is connected to the motor.

Furthermore, a plurality of weaving line driving rollers are arranged between the warp beam and the tensioning roller.

Furthermore, the upper supporting arm of the L-shaped swing arm is provided with scale marks along the length direction, and the sliding block is provided with an indication arrow.

Compared with the prior art, the utility model discloses a beneficial technological effect:

the utility model discloses make tension spring's accommodation process convenient and fast more, the operation is got up also labour saving and time saving more.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

Fig. 1 is a schematic view of the overall structure of a warp beam tension control device of the rapier loom of the present invention;

FIG. 2 is a schematic structural view of the stepless tension adjusting device of the present invention;

fig. 3 is a schematic view of the connection between the screw rod and the slider.

Description of reference numerals: 1. a warp beam; 2. a thread take-up mechanism; 201. a tension roller; 202. an L-shaped swing arm; 203. a tension spring; 3. a motor; 4. a frame; 5. a stepless tension adjusting device; 501. a slider; 502. looping; 503. a fixed block; 504. a screw rod; 505. screwing the bolt head by hand; 506. a locknut; 6. a position sensor; 601. a control circuit; 7. scale lines; 8. a weaving line driving roller.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, the embodiment discloses a warp beam tensioning control device of a rapier loom, comprising a warp beam 1 and a thread-weaving tensioning mechanism 2, wherein the warp beam 1 is driven by a motor 3 to control the paying off, the thread-weaving tensioning mechanism 2 comprises a tensioning roller 201, an L-shaped swing arm 202 and a tensioning spring 203, the tensioning roller 201 is installed on the lower arm of the L-shaped swing arm 202, the corner of the L-shaped swing arm 202 is hinged on a frame 4 of the rapier loom, one end of the tensioning spring 203 is connected on the frame 4, and the other end is connected on the upper arm of the L-shaped swing arm 202 through a stepless tension adjusting device 5.

As shown in fig. 2, the stepless tension adjusting device 5 includes a sliding block 501, the sliding block 501 is slidably clamped on the upper arm of the L-shaped swing arm 202, a buckle 502 is hinged on the sliding block 501, the buckle 502 is connected with the tension spring 203, a fixing block 503 is arranged on the left side of the sliding block 501, the fixing block 503 is fixed on the upper arm of the L-shaped swing arm 202, a lead screw 504 is connected with the fixing block 503 through a thread, one end of the lead screw 504 is rotatably connected with the sliding block 501, the other end of the lead screw is connected with a hand-screwed bolt head 505, and a locknut 506 is connected with the lead screw 504 through a thread at a position on the left side of the fixing block 503.

The rotary screw rod 504 drives the sliding block 501 to slide left and right along the upper arm of the L-shaped swing arm 202, so that the tension of the tension spring 203 can be adjusted.

In this embodiment, the rotary connection structure between the screw rod 504 and the slider 501 is shown in fig. 3, a disk is disposed at the right end of the screw rod 504, the disk is located in a reserved slot of the slider 501, an end cover is disposed at the outer side of the disk, the end cover is mounted on the slider 501 to prevent the disk from being separated from the reserved slot,

in this embodiment, one side of the lower arm of the L-shaped swing arm 202 is provided with a position sensor 6 for sensing the swing position thereof, the position sensor 6 is connected with a control circuit 601, the model output end of the control circuit 601 is connected to the motor 3, and the motor 3 controls the paying-off speed and the paying-off amount of the paying-off roller.

In this embodiment, a plurality of knitting yarn driving rollers 8 are provided between the warp beam 1 and the tension roller 201, and the knitting yarn can be fed to the tension roller 201 only through each knitting yarn driving roller 8.

In order to adjust the spring tension at the two ends of the tension roller 201 uniformly, the upper arm of the L-shaped swing arm 202 is provided with scale lines 7 along the length direction, and the slider 501 is provided with an indication arrow.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. A warp beam tensioning control device of a rapier loom comprises a warp beam (1) and a weaving line tensioning mechanism (2), wherein the warp beam (1) is paid off by a motor (3) in a driving control mode, the weaving line tensioning mechanism (2) comprises a tensioning roller (201), an L-shaped swing arm (202) and a tensioning spring (203), the tensioning roller (201) is installed on a lower support arm of the L-shaped swing arm (202), and corners of the L-shaped swing arm (202) are hinged to a frame (4) of the rapier loom, and the warp beam tensioning control device is characterized in that one end of the tensioning spring (203) is connected to the frame (4) and the other end of the tensioning spring is connected to an upper support arm of the L-shaped swing arm (202) through a stepless tension adjusting device (5);

stepless tension adjusting device (5) include slider (501), slider (501) slip joint is in on the last support arm of L type swing arm (202), it has latch closure (502) to articulate on slider (501), latch closure (502) with tensioning spring (203) are connected, the left side of slider (501) is provided with fixed block (503), fixed block (503) are fixed on the last support arm of L type swing arm (202), threaded connection has lead screw (504) on fixed block (503), the one end of lead screw (504) with slider (501) rotate and are connected, and the other end is connected with hand screw bolt head (505), lead screw (504) are lieing in threaded connection has lock nut (506) on the left position of fixed block (503).

2. The warp beam tension control device of a rapier loom according to claim 1, wherein: one side of the lower support arm of the L-shaped swing arm (202) is provided with a position sensor (6) for sensing the swing position of the L-shaped swing arm, the position sensor (6) is connected with a control circuit (601), and the model output end of the control circuit (601) is connected to the motor (3).

3. The warp beam tension control device of a rapier loom according to claim 1, wherein: a plurality of knitting line driving rollers (8) are arranged between the warp beam (1) and the tensioning roller (201).

4. The warp beam tension control device of a rapier loom according to claim 1, wherein: an upper supporting arm of the L-shaped swing arm (202) is provided with scale marks (7) along the length direction, and an indication arrow is arranged on the sliding block (501).