CN219410075U

CN219410075U - Warp feeding device

Info

Publication number: CN219410075U
Application number: CN202320587016.1U
Authority: CN
Inventors: 李洪斌; 何超
Original assignee: Foshan Nanhai Fucheng Belting Industry Co ltd
Current assignee: Foshan Nanhai Fucheng Belting Industry Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-07-25
Anticipated expiration: 2033-03-22

Abstract

The utility model relates to the technical field of textile equipment, and discloses a warp feeding device which comprises a frame, a wire feeding roller, a regulating roller, a first guide roller and a wire feeding motor, wherein the wire feeding roller, the regulating roller, the first guide roller and the wire feeding motor are all arranged on the frame, a workbench for weaving fabrics is arranged on the frame, the wire feeding motor drives warps to move from the wire feeding roller to the workbench and form a moving path, the first guide roller is arranged on the moving path between the wire feeding roller and the workbench, the regulating roller is arranged on the moving path between the wire feeding roller and the first guide roller, the regulating roller is also vertically movably arranged on the frame, and the warps on the moving path support the regulating roller, so that the regulating roller tightens the warps on the moving path through self gravity. The gravity of the regulating roller is constant, so that the force applied to the warp is constant, the tension of the warp is constant, and the problem that the conventional warp feeding device cannot provide constant tension is solved.

Description

Warp feeding device

Technical Field

The utility model relates to the technical field of textile equipment, in particular to a warp feeding device.

Background

Textile machines, also called spinning machines, weaving machines, cotton spinning machines, etc., are all known as tools for processing raw materials such as threads, filaments, hemp, etc. into filaments and then weaving them into cloth. The loom needs to send out quantitative warp with certain tension in time in the weaving process so as to maintain continuous weaving production, and the warp conveying is completed by a warp feeding device.

The existing warp feeding device generally detects the tension of warps through a sensor and feeds back the tension to a control device, and the control device adjusts the tension of the warps through a tension adjusting device, but the detection and control process requires time, so that the warps cannot have constant tension in the production process.

Disclosure of Invention

The purpose of the utility model is that: the utility model provides a send warp device, solves current send warp device unable problem that provides invariable tension.

In order to achieve the above object, the present utility model provides a warp feeding device, comprising a frame, and a wire feeding roller, a regulating roller, a first guide roller and a wire feeding motor all arranged on the frame, wherein a workbench for knitting fabrics is arranged on the frame, the wire feeding motor drives warp to move from the wire feeding roller to the workbench and form a moving path, the first guide roller is arranged on the moving path between the wire feeding roller and the workbench, and the regulating roller is arranged on the moving path between the wire feeding roller and the first guide roller;

the regulating roller is also movably arranged on the frame up and down, and warp on the movement path supports the regulating roller, so that the regulating roller tightens the warp on the movement path through self gravity.

Further, the system also comprises a first controller and a second controller; the first controller and the second controller are respectively arranged above the regulating roller and are respectively positioned at two sides of the regulating roller, and the first controller and the second controller are both used for detecting the position height of the regulating roller; the first controller and the second controller are respectively and electrically connected with the wire feeding motor and are respectively used for controlling the start and stop of the wire feeding motor.

Further, two single-acting air cylinders are further arranged on the frame, each single-acting air cylinder is provided with a telescopic end, each telescopic end is connected with the bottoms of two ends of the regulating roller, and each single-acting air cylinder is used for assisting the regulating roller to regulate the tensioning degree of the warp.

Further, a clamping piece structure is further arranged on the frame, the clamping piece structure is arranged on one side, far away from the workbench, of the wire feeding roller, the clamping piece structure is arranged on the moving path, the clamping piece structure comprises a first clamping piece, a second clamping piece, a wire clamping rod, a spring and an adjusting nut, the wire clamping rod is connected to the frame, a penetrating limiting hole is formed in the wire clamping rod along the radial direction, and the limiting hole is used for the warp to penetrate through; the first clamping piece is connected to the wire clamping rod, the second clamping piece is movably connected to the wire clamping rod, and the limiting hole is formed between the first clamping piece and the second clamping piece; the spring is sleeved on the wire clamping rod, and two ends of the spring are respectively abutted against the adjusting nut and the side surface, away from the first clamping piece, of the second clamping piece.

Further, the wire clamping rod is further provided with a notch, the notch is inclined to the axial direction of the wire clamping rod, one end of the notch is communicated with the limiting hole, the other end of the notch is arranged on the outer wall of the wire clamping rod, and the notch is used for allowing the warp to pass through so that the warp can pass through the limiting hole.

Further, the wire feeding device further comprises a direction adjusting rod arranged on the frame, wherein the direction adjusting rod is arranged on the moving path between the clamping piece structure and the wire feeding roller, and the direction adjusting rod is higher than the clamping piece structure and the wire feeding roller.

Further, the wire feeding device further comprises a second guide roller arranged on the frame, wherein the second guide roller is arranged on the moving path between the wire feeding roller and the adjusting roller, and the height of the moving path on the second guide roller is different from that on the wire feeding roller.

Further, the device further comprises a third guide roller arranged on the frame, wherein the third guide roller is arranged on the movement path between the adjusting roller and the first guide roller, and the height of the movement path on the third guide roller is different from that on the first guide roller.

Further, the outer surface of the wire feeding roller is covered with rubber.

Further, a reed is further arranged on the frame between the workbench and the first guide roller, and the reed is positioned on the movement path.

Compared with the prior art, the warp feeding device has the beneficial effects that: the regulating roller is arranged on the frame in an up-down movable mode, and warp threads on the movement path support the regulating roller, so that the regulating roller can tension the warp threads on the movement path through self gravity. In the production process, the gravity of the regulating roller is constant, so that the force applied to the warp is constant, when the warp is longer, the regulating roller descends and presses down the warp, when the warp is shorter, the regulating roller is lifted by the warp, the tension of the warp in the whole production process is constant, and no control time difference exists.

Drawings

FIG. 1 is a block diagram of a warp yarn feeding device according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view in the A-A direction of a clip structure according to an embodiment of the present utility model;

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

FIG. 4 is a block diagram of a dancer roll according to an embodiment of the present utility model;

FIG. 5 is a B-B cross-sectional view of a wire feed roller of an embodiment of the present utility model;

in the figure, 100, warp feeding device; 1. a frame; 2. a clip structure; 21. a first clip; 22. a second clip; 23. a wire clamping rod; 231. a limiting hole; 232. a notch; 24. a spring; 25. adjusting the nut; 3. a wire feeding roller; 4. an adjusting roller; 5. a first guide roller; 6. a work table; 7. a wire feeding motor; 8. a first controller; 9. a second controller; 10. a single-acting cylinder; 11. a steering rod; 12. a second guide roller; 13. a third guide roller; 14. reed.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

As shown in fig. 1 to 5, a warp feeding device 100 according to a preferred embodiment of the present utility model includes a frame 1, and a feeding roller 3, an adjusting roller 4, a first guiding roller 5 and a feeding motor 7 all disposed on the frame 1, a workbench 6 for knitting fabrics is disposed on the frame 1, the feeding motor 7 is connected to one end of the feeding roller 3, the feeding motor 7 is used for driving the feeding roller 3 to rotate, and the rotation of the feeding roller 3 can drive warp to move. Specifically, the wire feeding motor 7 drives the warp wires to move from the wire feeding roller 3 to the workbench 6 and forms a moving path. The first guide roller 5 is arranged on the moving path between the wire feeding roller 3 and the workbench 6, and the height of the workbench 6 is flush with the height of the moving path on the first guide roller 5, so that knitting is convenient to perform. The regulating roller 4 is arranged on the movement path between the wire feeding roller 3 and the first guide roller 5, the regulating roller 4 is further arranged on the frame 1 in an up-down movable mode, and warp threads on the movement path support the regulating roller 4, so that the regulating roller 4 tightens the warp threads on the movement path through self gravity.

Based on this, in the production process, the gravity of the regulating roller 4 is constant, the force applied to the warp is constant, when the warp is longer, the regulating roller 4 descends and presses down the warp, when the warp is shorter, the regulating roller 4 is lifted by the warp, the tension of the warp in the whole production process is constant, and no control time difference exists.

Further, the warp feeding device 100 of the present embodiment further includes a first controller 8 and a second controller 9. The first controller 8 and the second controller 9 are respectively arranged above the regulating roller 4 and are respectively positioned at two sides of the regulating roller 4, the first controller 8 and the second controller 9 are both used for detecting the position height of the regulating roller 4, and the first controller 8 and the second controller 9 are respectively electrically connected with the wire feeding motor 7 and are respectively used for controlling the start and stop of the wire feeding motor 7.

As the weaving production proceeds, the warp yarn becomes shorter gradually, the regulating roller 4 is lifted, and when the regulating roller 4 rises to a certain height, the first controller 8 is triggered, the first controller 8 controls the wire feeding motor 7 to start, and the wire feeding roller 3 actively feeds the wire, so that the warp yarn can maintain constant tension and maintain the production. When the warp is required to be retracted due to the weaving error or the weaving production is suspended, the warp becomes longer, the regulating roller 4 presses down the warp under the action of gravity, the regulating roller 4 descends, when the regulating roller 4 descends to a certain distance, the second controller 9 is triggered, the second controller 9 controls the wire feeding motor 7 to stop rotating, and the wire feeding roller 3 stops feeding wires. The wire feeding motor 7, the first controller 8 and the second controller 9 are mutually matched, so that the warp feeding device 100 can give constant tension to warps and realize automatic control of the warp feeding device 100.

Further, two single-acting air cylinders 10 are further arranged on the frame 1, each single-acting air cylinder 10 is respectively provided with a telescopic end, each telescopic end is respectively connected with the bottoms of two ends of the adjusting roller 4, and each single-acting air cylinder 10 is used for assisting the adjusting roller 4 in adjusting the tensioning degree of the warp. In the weaving production process, the telescopic end can move up and down, and constant air pressure is introduced into the single-acting air cylinder 10 to give constant tension to the regulating roller 4, so that the tension of warp threads is constant. The tensioning degree of the warp can be adjusted by adjusting the air pressure.

Further, a clamping piece structure 2 is further arranged on the frame 1, the clamping piece structure 2 is arranged on one side of the wire feeding roller 3 away from the workbench 6, the clamping piece structure 2 is arranged on the moving path, and the clamping piece structure 2 is used for providing an initial tensioning force for warp threads. Specifically, the clip structure 2 includes a first clip 21, a second clip 22, a clip lever 23, a spring 24, and an adjustment nut 25, the first clip 21 and the second clip 22 being for clamping warp threads. The thread clamping rod 23 is connected to the frame 1, the thread clamping rod 23 is provided with a through limiting hole 231 along the radial direction, and the limiting hole 231 is used for allowing the warp thread to pass through. The first clamping piece 21 is connected to the wire clamping rod 23, the second clamping piece 22 is movably connected to the wire clamping rod 23, the limiting hole 231 is formed between the first clamping piece 21 and the second clamping piece 22, the spring 24 is sleeved on the wire clamping rod 23, and two ends of the spring 24 are respectively abutted to the adjusting nut 25 and the side surface of the second clamping piece 22, which is far away from the first clamping piece 21. The gap between the first clamping piece 21 and the second clamping piece 22 can be adjusted by adjusting the position of the adjusting nut 25 on the wire clamping rod 23, so that the initial tension of the warp can be adjusted.

Further, the wire clamping rod 23 is further provided with a notch 232, the notch 232 is inclined to the axial direction of the wire clamping rod 23, one end of the notch 232 is communicated with the limit hole 231, the other end of the notch is arranged on the outer wall of the wire clamping rod 23, and the notch 232 is used for allowing the warp to pass through so that the warp can pass through the limit hole 231.

Further, the warp feeding device 100 of the present embodiment further includes a direction adjusting lever 11 disposed on the frame 1, the direction adjusting lever 11 is disposed on the moving path between the clip structure 2 and the wire feeding roller 3, and the direction adjusting lever 11 is higher than both the clip structure 2 and the wire feeding roller 3. The direction adjusting rod 11 is used for adjusting the trend of the warp, so that the warp is prevented from being drawn out of the clamping piece structure 2 to be pressed towards the machine frame 1, and the warp and the machine frame 1 are prevented from generating wire feeding friction resistance.

Further, the warp feeding device 100 of the present embodiment further includes a second guiding roller 12 disposed on the frame 1, the second guiding roller 12 is disposed on the moving path between the wire feeding roller 3 and the adjusting roller 4, and the height of the moving path on the second guiding roller 12 is different from the height on the wire feeding roller 3, so as to reduce the contact area between the warp at the end of the moving path on the wire feeding roller 3 and the wire feeding roller 3, and reduce the wire feeding friction resistance. Further, the outer surface of the wire feeding roller 3 is covered with rubber to increase friction force between warps and the wire feeding roller 3, increase wire feeding power, avoid slipping between the wire feeding roller 3 and the warps, and enable the wire feeding device to realize active wire feeding.

Further, the warp feeding device 100 of this embodiment further includes a third guiding roller 13 disposed on the frame 1, where the third guiding roller 13 is disposed on the moving path between the adjusting roller 4 and the first guiding roller 5, and the height of the moving path on the third guiding roller 13 is different from the height on the first guiding roller 5, so as to change the trend of the warp, avoid the overlarge contact area between the warp and the first guiding roller 5, and reduce the frictional resistance of the wire feeding.

Further, a reed 14 is further arranged on the frame 1 between the workbench 6 and the first guide roller 5, the reed 14 is located on the moving path, the reed 14 is used for enabling a plurality of warps to be arranged in a layered mode, the warps are prevented from being disordered, the wefts are further tightened, and the warps and the wefts are conveniently woven together to finish weaving.

The working process of the utility model is as follows: the single-acting cylinder 10 is given a constant air pressure, the workbench 6 starts weaving production, warps on the moving path are shorter and shorter, the regulating roller 4 is lifted, the first controller 8 is triggered when the regulating roller 4 is lifted to a certain height, the first controller 8 controls the wire feeding motor 7 to drive the wire feeding roller 3 so as to start active wire feeding, warps on the moving path are lengthened when warp rollback is needed when the weaving or the weaving errors are stopped, the regulating roller 4 descends, the second controller 9 is triggered when the regulating roller 4 descends to a certain distance, the second controller 9 controls the wire feeding motor 7 to stop rotating, and the wire feeding roller 3 stops feeding wires.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.

Claims

1. The warp yarn feeding device is characterized by comprising a frame, a yarn feeding roller, a regulating roller, a first guide roller and a yarn feeding motor, wherein the yarn feeding roller, the regulating roller, the first guide roller and the yarn feeding motor are all arranged on the frame, a workbench for weaving fabrics is arranged on the frame, the yarn feeding motor drives warps to move from the yarn feeding roller to the workbench to form a moving path, the first guide roller is arranged on the moving path between the yarn feeding roller and the workbench, and the regulating roller is arranged on the moving path between the yarn feeding roller and the first guide roller;

2. The warp feeding device of claim 1, further comprising a first controller and a second controller; the first controller and the second controller are respectively arranged above the regulating roller and are respectively positioned at two sides of the regulating roller, and the first controller and the second controller are both used for detecting the position height of the regulating roller; the first controller and the second controller are respectively and electrically connected with the wire feeding motor and are respectively used for controlling the start and stop of the wire feeding motor.

3. The warp feeding device according to claim 1, wherein two single-acting cylinders are further arranged on the frame, each single-acting cylinder is provided with a telescopic end, each telescopic end is connected with the bottoms of two ends of the regulating roller, and each single-acting cylinder is used for assisting the regulating roller to regulate the tensioning degree of the warp.

4. The warp yarn feeding device as claimed in claim 1, wherein the frame is further provided with a clamping piece structure, the clamping piece structure is arranged on one side of the yarn feeding roller away from the workbench, the clamping piece structure is arranged on the moving path, the clamping piece structure comprises a first clamping piece, a second clamping piece, a yarn clamping rod, a spring and an adjusting nut, the yarn clamping rod is connected to the frame, the yarn clamping rod is provided with a through limiting hole along the radial direction, and the limiting hole is used for the warp yarn to pass through; the first clamping piece is connected to the wire clamping rod, the second clamping piece is movably connected to the wire clamping rod, and the limiting hole is formed between the first clamping piece and the second clamping piece; the spring is sleeved on the wire clamping rod, and two ends of the spring are respectively abutted against the adjusting nut and the side surface, away from the first clamping piece, of the second clamping piece.

5. The warp feeding device according to claim 4, wherein the thread clamping rod is further provided with a notch, the notch is arranged obliquely to the axial direction of the thread clamping rod, one end of the notch is communicated with the limiting hole, the other end of the notch is arranged on the outer wall of the thread clamping rod, and the notch is used for allowing the warp to pass through so that the warp can pass through the limiting hole.

6. The warp feeding device of claim 4, further comprising a direction-adjusting lever disposed on the frame, the direction-adjusting lever being disposed on the path of movement between the clip structure and the wire feeding roller, and the direction-adjusting lever being higher than both the clip structure and the wire feeding roller.

7. The warp feeding device of claim 1, further comprising a second guide roller provided on the frame, the second guide roller being provided on the movement path between the wire feeding roller and the regulating roller, the movement path being at a different height on the second guide roller than on the wire feeding roller.

8. The warp feeding device according to claim 1, further comprising a third guide roller provided on the frame, the third guide roller being provided on the movement path between the regulating roller and the first guide roller, the movement path being at a different height on the third guide roller than on the first guide roller.

9. The warp feeding device of claim 1, wherein an outer surface of the wire feeding roller is covered with rubber.

10. The warp feeding device according to claim 1, characterized in that a reed is further provided on the frame between the table and the first guide roller, the reed being located on the movement path.