Compensable active warp let-off warp tension device for carbon fiber weaving

Abstract

The utility model discloses a carbon fiber weaving warp tension device capable of compensating active let-off, which belongs to the technical field of textile machinery and comprises a bottom plate, a base fixedly connected to the top of the bottom plate, a first motor fixedly connected to the front side of the base, a screw fixedly connected to the output end of the first motor, and a lifting block in threaded connection to the outer side of the screw. Two springs are fixedly connected to the bottom of the ascending block, the other ends of the two springs are fixedly connected with a fixing frame, two guide shells are fixedly connected to the top of the fixing frame, guide rods are slidably connected to the inner sides of the two guide shells, and the tops of the two guide rods are fixedly connected to the bottom of the same ascending block. The warp tension testing device is reasonable in structural design, tension data can be monitored in real time through cooperation of the main tension testing roller, the secondary tension testing roller and the testing displayer, warp can obtain stable and balanced pressure through cooperation of the lower pressing roller, the spring, the ascending block, the screw and the motor, and therefore the warp tension can be adjusted conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of textile machinery, in particular to a warp tension device for carbon fiber weaving which can compensate for active warp let-off. Background Art

[0002] Carbon fiber has a series of excellent properties such as high specific strength, high specific modulus, fatigue resistance, creep resistance, corrosion resistance, small expansion coefficient, etc. It is widely used as a composite material reinforcement in many fields such as national defense, aerospace and civil use. Carbon fiber cloth made by weaving can give full play to the performance of carbon fiber materials, so that it has good mechanical properties in the plane XY direction.

[0003] In the existing warp tension device, most users adjust the overall tension through the tension frame. However, when the tension frame is adjusting the tension, the force applied is sometimes unbalanced, resulting in uneven warp tension. Therefore, we propose a warp tension device for carbon fiber weaving that can compensate for active warp feeding to solve this problem. Utility Model Content

[0004] The utility model aims to provide a warp tension device for carbon fiber weaving which can compensate for active warp let-off, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A warp tension device for carbon fiber weaving capable of compensating for active warp feeding comprises: a bottom plate, a base fixedly connected to the top of the bottom plate, a No. 1 motor fixedly connected to the front side of the base, a screw fixedly connected to the output end of the No. 1 motor, a rising block threadedly connected to the outer side of the screw, and two springs fixedly connected to the bottom of the rising block, the other ends of the two springs are fixedly connected to a fixing frame, two guide shells fixedly connected to the top of the fixing frame, guide rods are slidably connected to the inner sides of the two guide shells, the tops of the two guide rods are fixedly connected to the bottom of the same rising block, a rotating shaft is rotatably connected to the inner side of the fixing frame, and a lower pressure roller is fixedly connected to the outer side of the rotating shaft, an L-shaped frame is fixedly connected to the rear side of the base, and the outer side of the L-shaped frame is slidably connected to the inner side of the rising block.

[0007] Preferably, a support plate is fixedly connected to the top of the bottom plate, and a main tension test roller and two secondary tension test rollers are rotatably connected to the inner side of the support plate.

[0008] Preferably, a plurality of brackets are fixedly connected to the top of the base plate, a yarn drawing roller is rotatably connected between two brackets near the left side of the base plate, a yarn releasing roller is rotatably connected between two brackets near the right side of the base plate, and a No. 2 motor is fixedly connected to the front side of the bracket near the front side of the base plate, a rotating rod is fixedly connected to the output end of the No. 2 motor, and the rear side of the rotating rod is fixedly connected to the front side of the yarn drawing roller.

[0009] Preferably, a test display and a controller are fixedly connected to the top of the bottom plate, and the controller is electrically connected to the test display, the second motor, the first motor and the main force test roller.

[0010] Preferably, the top of the base is curved.

[0011] Preferably, a plurality of support seats are fixedly connected to the bottom of the base plate.

[0012] In the utility model, a warp tension device for carbon fiber weaving capable of compensating for active warp feeding is described, by starting the No. 2 motor, the yarn drawing roller is rotated, thereby pulling the warp yarn, starting the main tension test roller, when the warp yarn moves between the secondary tension test roller and the main tension test roller in a V shape, the main tension test roller senses the tension data and transmits it to the test display, and at this time the No. 1 motor is started, so that the screw is rotated, so that the rising block continuously moves downward;

[0013] In the utility model, a warp tension device for carbon fiber weaving capable of compensating for active warp feeding is described, wherein a lower pressure roller is driven by a fixed frame to press the warp downward, and since a guide rod connects the rising block with the fixed frame, the lower pressure roller has an adjustable space distance for pressing the warp downward;

[0014] The utility model has a reasonable structural design. The tension data can be monitored in real time through the cooperation of the main tension test roller, the secondary tension test roller and the test display. The warp yarn can obtain a stable and balanced pressure through the cooperation among the lower pressure roller, the spring, the rising block, the screw rod and the motor, thereby facilitating the adjustment of the warp yarn tension. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of a warp tension device for carbon fiber weaving that can compensate for active warp let-off, as shown in the first perspective, proposed by the utility model;

[0016] Figure 2 This is a cross-sectional structural schematic diagram of a warp tension device for carbon fiber weaving that can compensate for active warp let-off, which is proposed by the utility model;

[0017] Figure 3 This is a schematic diagram of the three-dimensional structure from a second viewing angle of a warp tension device for carbon fiber weaving that can compensate for active warp let-off, which is proposed by the utility model.

[0018] In the figure: 1. bottom plate; 2. base; 3. No. 1 motor; 4. screw; 5. rising block; 6. guide rod; 7. guide shell; 8. spring; 9. fixing frame; 10. rotating shaft; 11. lower pressure roller; 12. L-shaped frame; 13. support plate; 14. secondary tension test roller; 15. primary tension test roller; 16. test display; 17. controller; 18. bracket; 19. yarn release roller; 20. No. 2 motor; 21. rotating rod; 22. support seat; 23. yarn drawing roller. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-3 A warp tension device for carbon fiber weaving that can compensate for active warp feeding comprises: a bottom plate 1, a base 2 is fixedly connected to the top of the bottom plate 1, a No. 1 motor 3 is fixedly connected to the front side of the base 2, a screw rod 4 is fixedly connected to the output end of the No. 1 motor 3, a rising block 5 is threadedly connected to the outer side of the screw rod 4, and two springs 8 are fixedly connected to the bottom of the rising block 5, the other ends of the two springs 8 are fixedly connected to a fixing frame 9, two guide shells 7 are fixedly connected to the top of the fixing frame 9, guide rods 6 are slidably connected to the inner sides of the two guide shells 7, the tops of the two guide rods 6 are fixedly connected to the bottom of the same rising block 5, a rotating shaft 10 is rotatably connected to the inner side of the fixing frame 9, and a lower pressure roller 11 is fixedly connected to the outer side of the rotating shaft 10, an L-shaped frame 12 is fixedly connected to the rear side of the base 2, and the outer side of the L-shaped frame 12 is slidably connected to the inner side of the rising block 5.

[0021] In this embodiment, a support plate 13 is fixedly connected to the top of the base plate 1, and a main tension test roller 15 and two secondary tension test rollers 14 are rotatably connected to the inner side of the support plate 13. A plurality of brackets 18 are fixedly connected to the top of the base plate 1, and a yarn drawing roller 23 is rotatably connected between the two brackets 18 near the left side of the base plate 1, and a yarn releasing roller 19 is rotatably connected between the two brackets 18 near the right side of the base plate 1. A No. 2 motor 20 is fixedly connected to the front side of the bracket 18 near the front side of the base plate 1, and a rotating rod 21 is fixedly connected to the output end of the No. 2 motor 20, and the rear side of the rotating rod 21 is fixedly connected to the front side of the yarn drawing roller 23, so that the yarn drawing roller 23 can rotate.

[0022] In this embodiment, a test display 16 and a controller 17 are fixedly connected to the top of the base plate 1, and the controller 17 is electrically connected to the test display 16, the second motor 20, the first motor 3 and the main force test roller 15. The top of the base 2 is curved, and a plurality of support seats 22 are fixedly connected to the bottom of the base plate 1 to support the entire device.

[0023] In this embodiment, when in use, by starting the No. 2 motor 20, the drawing roller 23 is rotated, thereby pulling the warp yarn, and the main tension test roller 15 is started. When the warp yarn moves in a V shape between the secondary tension test roller 14 and the main tension test roller 15, the main tension test roller 15 senses the tension data and transmits it to the test display 16. At this time, the No. 1 motor 3 is started to rotate the screw 4, so that the rising block 5 moves downward continuously. At this time, the fixed frame 9 drives the lower pressure roller 11 to squeeze the warp yarn downward. Since the guide rod 6 connects the rising block 5 with the fixed frame 9, the lower pressure roller 11 presses the warp yarn downward with an adjustable spatial distance.

[0024] The above is a detailed introduction to a warp tension device for carbon fiber weaving that can compensate for active warp feeding provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A warp tension device for carbon fiber weaving capable of compensating for active warp let-off, characterized in that: include: A bottom plate (1), wherein the top of the bottom plate (1) is fixedly connected to a base (2), the front side of the base (2) is fixedly connected to a No. 1 motor (3), the output end of the No. 1 motor (3) is fixedly connected to a screw rod (4), the outer side of the screw rod (4) is threadedly connected to a lifting block (5), and the bottom of the lifting block (5) is fixedly connected to two springs (8), the other ends of the two springs (8) are fixedly connected to a fixing frame (9), the top of the fixing frame (9) is fixedly connected to two guide shells (7), the inner sides of the two guide shells (7) are slidably connected to guide rods (6), the tops of the two guide rods (6) are fixedly connected to the bottom of the same lifting block (5), the inner side of the fixing frame (9) is rotatably connected to a rotating shaft (10), and the outer side of the rotating shaft (10) is fixedly connected to a lower pressure roller (11), the rear side of the base (2) is fixedly connected to an L-shaped frame (12), and the outer side of the L-shaped frame (12) is slidably connected to the inner side of the lifting block (5).

2. A warp tension device for carbon fiber weaving capable of compensating for active warp let-off according to claim 1, characterized in that: The top of the bottom plate (1) is fixedly connected to a support plate (13), and the inner side of the support plate (13) is rotatably connected to a primary tension test roller (15) and two secondary tension test rollers (14).

3. A warp tension device for carbon fiber weaving capable of compensating for active warp let-off according to claim 1, characterized in that: A plurality of brackets (18) are fixedly connected to the top of the bottom plate (1); a yarn drawing roller (23) is rotatably connected between two brackets (18) close to the left side of the bottom plate (1); a yarn releasing roller (19) is rotatably connected between two brackets (18) close to the right side of the bottom plate (1); and a No. 2 motor (20) is fixedly connected to the front side of the bracket (18) close to the front side of the bottom plate (1); a rotating rod (21) is fixedly connected to the output end of the No. 2 motor (20); and the rear side of the rotating rod (21) is fixedly connected to the front side of the yarn drawing roller (23).

4. A warp tension device for carbon fiber weaving capable of compensating for active warp let-off according to claim 1, characterized in that: A test display (16) and a controller (17) are fixedly connected to the top of the bottom plate (1), and the controller (17) is electrically connected to the test display (16), the second motor (20), the first motor (3) and the main force test roller (15).

5. A warp tension device for carbon fiber weaving capable of compensating for active warp let-off according to claim 1, characterized in that: The top of the base (2) is curved.

6. A warp tension device for carbon fiber weaving capable of compensating for active warp let-off according to claim 1, characterized in that: A plurality of support seats (22) are fixedly connected to the bottom of the base plate (1).

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