Tension roller tensioning device for cloth rolling of water-jet loom

Abstract

The utility model belongs to the technical field of water-jet looms, and particularly relates to a tension roller tensioning device for batching of a water-jet loom, which comprises a frame, a main tension roller and two auxiliary tension rollers are rotatably mounted on the frame, and the two auxiliary tension rollers are arranged at the upper and lower positions in front of the main tension roller. The sides, away from the main tension roller, of the two racks are each provided with a guide plate. Sliding grooves are formed in the inner walls of the two sides of the machine frame, sliding blocks are rotationally connected to the two ends of the two auxiliary tension rollers, the sliding blocks are installed on the sliding grooves in an up-down sliding mode, a threaded rod is arranged between the upper sliding block and the lower sliding block in a threaded penetrating mode, and a driving mechanism is arranged on the machine frame and drives the threaded rod to rotate. According to the auxiliary tension roller, the pointing shaft points to the marking strip, and the marking strip is in a broken line shape, so that a worker can clearly know the moving condition of the auxiliary tension roller according to the pointing position of the pointing shaft on the marking strip, and the worker can fully know the tensioning condition of the fabric.

Description

TECHNICAL FIELD

[0001] The utility model belongs to water-jet loom technical field especially relates to a water-jet loom cloth winding is with tension roller tensioning device. BACKGROUND

[0002] Water-jet loom is the water-jet loom of adopting water column traction weft yarn to cross the shed. Its working principle is through the water spraying system to spray water to the warp and weft intersection point on the fabric frame, make the friction between the fiber, thereby forming the fabric. The structure of water-jet loom includes fabric frame, water spraying system, electronic control system and transmission system etc. part. Water-jet loom needs to control the tension degree of fabric when using, to better carry out water spraying.

[0003] When adjusting the fabric tension, generally directly adjust the position of tension roller, adjust the position of tension roller according to the need, and need to make clear the position of tension roller, because the moving track of tension roller is straight line, and the moving range is limited, so that the determination precision of detection position is limited, and the position error will directly affect the fabric tension effect. UTILITY MODEL CONTENT

[0004] The utility model discloses in order to solve the technical problem in the background art that when adjusting the fabric tension, generally directly adjust the position of tension roller, adjust the position of tension roller according to the need, and need to make clear the position of tension roller, because the moving track of tension roller is straight line, and the moving range is limited, so that the determination precision of detection position is limited, and the position error will directly affect the fabric tension effect, and a water-jet loom cloth winding is with tension roller tensioning device is proposed.

[0005] In order to realize the above-mentioned purpose, the utility model has adopted the following technical scheme:

[0006] A water-jet loom cloth winding is with tension roller tensioning device, including frame, one main tension roller and two auxiliary tension rollers are rotatably installed on the frame, two auxiliary tension rollers are arranged in the upper and lower positions in front of the main tension roller, and the two sides of the frame away from the main tension roller are provided with guide plates;

[0007] The inner wall on both sides of the frame is provided with a sliding groove, and the two ends of the two auxiliary tension rollers are rotatably connected with sliding blocks, the sliding blocks are slidably installed on the sliding grooves, a threaded rod is screwed between the two sliding blocks, a driving mechanism is arranged on the frame, and the driving mechanism drives the threaded rod to rotate;

[0008] The surface of the frame is provided with a broken line type mark strip, one side of the sliding block is fixedly connected with a pointing shaft, and the pointing shaft is in contact with the surface of the mark strip.

[0009] Preferably, each slider has a threaded rod threaded into both sides, the threaded rod is mounted on the frame via a positioning block, the threaded rod and the positioning block are rotatably connected, the frame is provided with a mounting bracket, and the drive mechanism is located in the mounting bracket.

[0010] Preferably, the upper and lower sections of the threaded rod have opposite thread directions, and the upper end of the threaded rod is inserted into the mounting bracket.

[0011] Preferably, the drive mechanism includes a first gear, a second gear, and a motor. The motor is fixedly installed in the mounting bracket, and the drive end of the motor is fixedly connected to the second gear. The upper ends of the two threaded rods are respectively fixedly connected to the two first gears, and the second gear is meshed between the two first gears.

[0012] Preferably, one end of the guide plate is rotatably connected to the frame, and the end of the guide plate is also connected to a fixing block by a spring. The fixing block is fixedly connected to the frame, and the spring is connected to the other end of the guide plate.

[0013] Preferably, the inner wall of the guide plate is provided with rounded corners, and the two springs are disposed between the two guide plates.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] 1. The textile fabric enters the frame from the lower surface of the upper guide plate, passes outside the auxiliary tension roller and the main tension roller, and finally exits from the upper surface of the lower guide plate. The tension of the fabric is adjusted by adjusting the distance between the two auxiliary tension rollers. The farther apart the two auxiliary tension rollers are, the tighter the fabric.

[0016] 2. When adjusting the position of the tension roller, the slider will drive the pointing shaft to move synchronously. The pointing shaft points to the marker strip, which is a zigzag line. When the pointing shaft moves in a straight line, it can effectively amplify the effect after the position is moved. Then, the operator can clearly understand the movement of the auxiliary tension roller based on the pointing position of the pointing shaft on the marker strip. This gives the operator a more complete understanding of the tension of the fabric and enables them to control the tension of the fabric with higher precision. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the structure of a tension roller tensioning device for a water jet loom fabric winding according to the present invention;

[0018] Figure 2 This is a bottom view of the tension roller tensioning device for a water jet loom fabric winding according to the present invention.

[0019] Figure 3The utility model provides a kind of side plane structure schematic diagram of water-jet loom cloth winding tension roller tensioning device is proposed.

[0020] Figure 4 A kind of partial structure schematic diagram of water-jet loom cloth winding tension roller tensioning device is proposed.

[0021] In the drawing: 1 frame, 2 auxiliary tension roller, 3 main tension roller, 4 mounting frame, 5 guide plate, 6 marker strip, 7 threaded rod, 8 motor, 9 sliding block, 10 sliding slot, 11 pointing shaft, 12 first gear, 13 second gear, 14 positioning block, 15 spring, 16 round corner, 17 fixed block. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0023] In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0024] Reference Figures 1-4 A kind of water-jet loom cloth winding tension roller tensioning device, including frame 1, one main tension roller 3 and two auxiliary tension rollers 2 are rotatably installed on frame 1, two auxiliary tension rollers 2 are arranged in upper and lower positions in front of main tension roller 3, two frame 1 are away from the side of main tension roller 3 and are provided with guide plate 5;

[0025] Sliding slot 10 is formed in the inner wall of both sides of frame 1, sliding block 9 is rotatably connected to the both ends of two auxiliary tension rollers 2, sliding block 9 is slidably installed on sliding slot 10, threaded rod 7 is threaded between the upper and lower sliding blocks 9, driving mechanism is provided on frame 1, and driving mechanism drives threaded rod 7 to rotate.

[0026] Folded line type marker strip 6 is provided on the surface of frame 1, pointing shaft 11 is fixedly connected to one side of sliding block 9, and pointing shaft 11 is in contact with the surface of marker strip 6.

[0027] Two sides of each slider 9 are threadedly provided with threaded rods 7, the threaded rods 7 are installed on the rack 1 through positioning blocks 14, the threaded rods 7 are rotationally connected with the positioning blocks 14, the rack 1 is provided with a mounting rack 4, and a driving mechanism is arranged in the mounting rack 4. The driving mechanism drives the threaded rods 7 to rotate, the two threaded rods 7 are threadedly passed through the same slider 9, the two threaded rods 7 have a limiting effect on the slider 9, and when the threaded rods 7 rotate, the slider 9 can be stably moved up and down.

[0028] The threaded directions of the upper and lower two sections of the threaded rods 7 are opposite, and the upper ends of the threaded rods 7 are inserted into the mounting rack 4. The upper and lower two sections of the threaded rods 7 pass through the upper and lower two sliders 9 respectively, so that when the threaded rods 7 rotate, due to the opposite threaded directions, the two sliders 9 are simultaneously close to each other or simultaneously away from each other, so as to adjust the distance and adjust the tension of the fabric. The farther away, the tighter, and the closer, the looser.

[0029] The driving mechanism comprises a first gear 12, a second gear 13 and a motor 8. The motor 8 is fixedly installed in the mounting rack 4, the driving end of the motor 8 is fixedly connected with the second gear 13, the upper ends of the two threaded rods 7 are respectively fixedly connected with the two first gears 12, and the second gear 13 is meshingly arranged between the two first gears 12. When tension adjustment is needed, the motor 8 drives the second gear 13 to rotate through the driving end, the first gear 12 is meshed with the second gear 13, the second gear 13 drives the first gear 12 to rotate, and then drives the two threaded rods 7 to synchronously rotate.

[0030] The end of the guide plate 5 is rotationally connected with the rack 1, the end of the guide plate 5 is further connected with a fixed block 17 through a spring 15, the fixed block 17 is fixedly connected with the rack 1, and the spring 15 is connected to the other side of the end of the guide plate 5. The textile fabric is guided by the guide plate 5, and the fabric moves along the surface of the guide plate 5. The guide plate 5 can rotate, and under the pulling action of the adjustment of the distance between the auxiliary tension roller 2 and the main tension roller 3 during the adjustment of the tension, the guide plate 5 adaptively deflects, and the elastic spring 15 adaptively stretches to adapt to the adjustment, so that the fabric is not too tense.

[0031] The inner wall of the guide plate 5 is provided with a round corner 16, and the two springs 15 are arranged at the position between the two guide plates 5. The inner wall of the guide plate 5 is provided with a round corner 16 with a smooth surface, which is convenient for the fabric to pass through.

[0032] The textile fabric enters into the rack 1 from the lower surface of the upper guide plate 5, passes through the outer sides of the auxiliary tension roller 2 and the main tension roller 3, and is finally output from the upper surface of the lower guide plate 5. The tension of the fabric is adjusted by adjusting the distance between the two auxiliary tension rollers 2, and the farther apart the two auxiliary tension rollers 2 are, the tighter the fabric is.

[0033] The motor 8 in the driving mechanism drives the second gear 13 to rotate through the driving end, the second gear 13 drives the two first gears 12 to rotate, the first gears 12 can drive the connected threaded rods 7 to rotate along with the rotation of the first gears 12, the threaded rods 7 are threaded through the sliding blocks 9, the two sliding blocks 9 can approach or move away from each other along with the rotation of the threaded rods 7, the sliding blocks 9 can drive the pointing shafts 11 to move synchronously when moving, the pointing shafts 11 point to the marking strips 6, the marking strips 6 are fold line type, the pointing shafts 11 can effectively amplify the effect after position moving when moving linearly, then the staff can clearly know the moving condition of the auxiliary tension roller 2 according to the pointing position of the pointing shafts 11 on the marking strips 6, the staff has more sufficient understanding on the tension condition of the fabric, and can control the tension effect of the fabric with higher precision.

[0034] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art, according to the technical scheme and the inventive concept of the present application, can make equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A tension roller tensioning device for a water-jet loom cloth winding, comprising a frame (1), characterized in that, The main tension roller (3) and two auxiliary tension rollers (2) are rotatably installed on the frame (1), the two auxiliary tension rollers (2) are arranged at upper and lower positions in front of the main tension roller (3), and the two sides of the frame (1) away from the main tension roller (3) are each provided with a guide plate (5); The inner walls of the two sides of the frame (1) are each provided with a sliding groove (10), the two ends of the two auxiliary tension rollers (2) are each rotatably connected with a sliding block (9), the sliding block (9) is slidably installed on the sliding groove (10), and the two sliding blocks (9) are threadedly penetrated by a threaded rod (7); The surface of the frame (1) is provided with a fold line type mark strip (6), one side of the sliding block (9) is fixedly connected with a pointing shaft (11), and the pointing shaft (11) is in contact with the surface of the mark strip (6).

2. A water-jet loom cloth winding tension roller tensioning device according to claim 1, characterized in that, The two sides of each sliding block (9) are threadedly penetrated by a threaded rod (7), the threaded rod (7) is installed on the frame (1) through a positioning block (14), and the threaded rod (7) and the positioning block (14) are rotatably connected, the frame (1) is provided with a mounting bracket (4), and the driving mechanism is arranged in the mounting bracket (4).

3. The kind of water-jet loom cloth winding tension roller tensioning device according to claim 2, characterized in that, The screw thread directions of the upper and lower two sections of the threaded rod (7) are opposite, and the upper end of the threaded rod (7) is inserted into the mounting bracket (4).

4. The kind of water-jet loom cloth-rolling tension roller tensioning device according to claim 2, characterized in that, The driving mechanism comprises a first gear (12), a second gear (13) and a motor (8), the motor (8) is fixedly installed in the mounting bracket (4), the driving end of the motor (8) is fixedly connected with the second gear (13), the upper ends of the two threaded rods (7) are respectively fixedly connected with two first gears (12), and the second gear (13) is meshingly arranged between the two first gears (12).

5. The kind of water-jet loom cloth-rolling tension roller tensioning device according to claim 1, characterized in that, The end side of the guide plate (5) is rotatably connected with the frame (1), the end of the guide plate (5) is further connected with a fixed block (17) through a spring (15), the fixed block (17) is fixedly connected with the frame (1), and the spring (15) is connected to the other side of the end of the guide plate (5).

6. A water-jet loom cloth take-up tension roller tensioning device according to claim 5, characterized in that, The inner wall of the guide plate (5) is provided with a fillet (16), and the two springs (15) are arranged at positions between the two guide plates (5).

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