Filament guide installation structure of biphenyl heating box

Abstract

The utility model discloses a yarn guide mounting structure of a biphenyl heating box, which relates to the technical field of yarn guides and comprises a mounting seat, a translation component arranged in an inner cavity of the mounting seat, a bearing plate mounted at the top of the translation component, a fixing seat mounted at the front end of the top of the bearing plate, and a pressure sensor mounted on the inner bottom wall of the fixing seat. The pressure end of the pressure sensor abuts against a movable block, and the inner side of the movable block is connected with a second rotating shaft through a bearing. The supporting plate, the second lead screw, the second nut, the first rotating shaft, the second servo motor, the first godet wheel, the second godet wheel, the second rotating shaft, the movable block and the pressure sensor are arranged in a matched mode, when the tension force of a filament is too high, the acting force on the second godet wheel is increased, and therefore the pressure borne by the pressure sensor is increased; therefore, the vertical position of the first godet wheel can be adjusted according to the tension force of the filaments to prevent the filaments from being snapped due to overlarge tension force.

Description

Technical Field

[0001] The utility model relates to the technical field of wire guides, in particular to a wire guide installation structure of a biphenyl heating box. Background Art

[0002] The biphenyl heating box is a heating component used on the false twist texturing machine. The chemical fiber filament is heated and deformed in the biphenyl heating box in the false twist texturing machine. The biphenyl heating box is one of the indispensable and important spinning equipment. The quality of the heating box is directly related to the quality of the textured yarn. Usually, a yarn guide is required during the operation of the biphenyl heating box.

[0003] The Chinese utility model patent announcement number CN211471695U discloses a wire guide installation structure of a biphenyl hot box, including a wire guide and a wire guide bracket, the wire guide bracket includes a fixed plate and an adjustment mechanism, a slide groove is provided on the top of the fixed plate, a cavity is provided inside the fixed plate, a slider is slidably connected to the slide groove, a convex block extending into the cavity is provided at the bottom of the slider, the adjustment mechanism includes a translation screw rod arranged in the cavity, the translation screw rod passes through the convex block in the horizontal direction, one end of the translation screw rod extends to the outside of the fixed plate and is provided with a square head, The protrusion is provided with a threaded hole for the translation screw to pass through and is threadedly connected to the translation screw; the wire guide includes a wire guide wheel and a wire guide wheel support plate, the wire guide wheel support plate is fixed on the top of the slider, a rotating shaft is fixedly passed through the wire guide wheel, and one end of the rotating shaft is mounted on the wire guide wheel support plate through a bearing. This structure can effectively reduce the friction between the wire and the wire guide wheel, thereby reducing the damage to the wire. However, the above structure cannot adjust the tension of the wire guide wheel at any time according to the pressure borne by the guide wheel during wire guiding. Once the tension of the wire becomes large, the wire is prone to breakage. Utility Model Content

[0004] In order to improve the problem in the above-mentioned structure that the tension of the guide wheel cannot be adjusted at any time according to the pressure borne by the guide wheel during wire guiding, and the wire is prone to breakage once the tension of the wire becomes large, the utility model provides a wire guide installation structure for a biphenyl heating box.

[0005] The utility model provides a wire guide installation structure of a biphenyl heating box, which adopts the following technical solution:

[0006] The cam is provided with a second guide wheel which is located at the top of the support plate, and a second guide wheel is provided on the top of the support plate.

[0007] By adopting the above technical scheme, the wire can be guided by the first wire guide wheel in cooperation with the second wire guide wheel, and the wire has a downward force on the second wire guide wheel, so that under the transmission of the second rotating shaft, the movable block has a pressure on the pressure sensor, and when the wire tension is too high, the force on the second wire guide wheel increases, thereby increasing the pressure on the pressure sensor. If the pressure value exceeds the set range of the pressure sensor, a signal is sent to the controller, and the controller controls the second servo motor to work. When the second servo motor works, it drives the second screw rod to rotate, and during the rotation of the second screw rod, it can drive the second nut to move up and down. When the second nut moves up and down, it drives the first wire guide wheel up and down through the first rotating shaft, and then the up and down position of the first wire guide wheel can be adjusted according to the tension of the wire to prevent the wire from breaking due to excessive tension.

[0008] Optionally, mounting plates are installed at the four corners of the mounting seat, and through holes are opened in the inner cavities of the four groups of mounting plates.

[0009] By adopting the above technical solution, the bolts are inserted into the inner cavity of the through hole, so that the structure can be fixedly installed at a suitable position on the heating box, thereby improving the stability of the structure when in use.

[0010] Optionally, the translation assembly includes a first screw rod, which is connected to the inner cavity of the mounting seat through a bearing, and a first servo motor for driving the first screw rod to rotate is installed on the right side of the mounting seat, and a first nut is threadedly connected to the outer wall of the first screw rod, and a connecting rod is connected to the top of the first nut, and the top of the connecting rod is fixedly connected to the bottom of the supporting plate.

[0011] By adopting the above technical solution, the first servo motor drives the first screw rod to rotate when working, and the rotation of the first screw rod drives the first nut to move left and right. When the first nut moves, the supporting plate is driven to move left and right through the connecting rod, so that the lateral position of the first guide wire wheel and the second guide wire wheel can be adjusted.

[0012] Optionally, a limiting assembly is arranged between the first nut and the mounting seat, the limiting assembly includes a limiting block, the limiting block is installed at the bottom of the first nut, a limiting groove is provided on the inner bottom wall of the mounting seat, and the limiting groove is slidably connected to the limiting block.

[0013] By adopting the above technical solution, when the first nut moves left and right, it can drive the limiting block to slide in the limiting groove, so that the first nut can be limited to prevent the first nut from rotating.

[0014] Optionally, the output end of the pressure sensor is electrically connected to the input end of the controller, and the output end of the controller is electrically connected to the input end of the second servo motor.

[0015] By adopting the above technical solution, after the pressure sensor senses the pressure change of the movable block, if the pressure value exceeds the set range of the pressure sensor, it sends a signal to the controller, and the controller controls the second servo motor to work, and then adjusts the upper and lower positions of the first wire guide wheel so as to automatically adjust the tension of the wire.

[0016] Optionally, a guide assembly is provided between the second nut and the support plate, the guide assembly includes a guide block, the guide block is installed at the right end of the second nut, a guide groove is opened on the inner side of the support plate, and the guide groove is slidably connected to the guide block.

[0017] By adopting the above technical solution, when the second nut moves, it can drive the guide block to slide in the guide groove, so that the second nut can be limited to prevent the second nut from rotating.

[0018] Optionally, a sliding assembly is arranged between the movable block and the fixed seat, and the sliding assembly includes a slider, which is installed at the end of the movable block away from the second guide wire wheel, and the inner side wall of the fixed seat is provided with a sliding groove, the slider is slidingly connected to the sliding groove, and the fixed seat is provided with a reserved hole matching the second rotating shaft at one end close to the second guide wire wheel.

[0019] By adopting the above technical solution, when the movable block moves, it can drive the slider to slide in the slide groove, so that the movable block moves more smoothly. The setting of the reserved hole makes the second rotating shaft move more smoothly.

[0020] In summary, the present invention has at least one of the following beneficial effects:

[0021] (1) By coordinating the support plate, the second screw rod, the second nut, the first rotating shaft, the second servo motor, the first guide wheel, the second guide wheel, the second rotating shaft, the movable block and the pressure sensor, when the tension of the wire strip is too high, the force acting on the second guide wheel increases, thereby increasing the pressure on the pressure sensor, and then adjusting the upper and lower positions of the first guide wheel according to the tension of the wire strip to prevent the wire strip from breaking due to excessive tension.

[0022] (2) By coordinating the mounting seat, the limit assembly and the translation assembly, the load-bearing plate can be easily driven to move left and right, thereby adjusting the lateral position of the first guide wheel and the second guide wheel to adjust the wire running direction of the wire strip, thereby improving the practicality of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 This is a front view structural schematic diagram of the utility model;

[0025] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0026] Figure 3 For the utility model Figure 1 Schematic diagram of the structure at point A in the middle.

[0027] In the figure: 1. mounting plate; 2. through hole; 3. mounting seat; 4. limit assembly; 401. limit groove; 402. limit block; 5. translation assembly; 501. first nut; 502. connecting rod; 503. first screw rod; 504. first servo motor; 6. bearing plate; 7. support plate; 8. second screw rod; 9. guide assembly; 901. guide groove; 902. guide block; 10. second nut; 11. first rotating shaft; 12. second servo motor; 13. first guide wheel; 14. second guide wheel; 15. second rotating shaft; 16. movable block; 17. pressure sensor; 18. fixing seat; 19. controller; 20. reserved hole; 21. sliding assembly; 2101. slider; 2102. slide groove. DETAILED DESCRIPTION

[0028] The following is combined with Figure 1-3 The utility model is described in further detail.

[0029] Please refer to the attached figure in the instruction manual Figure 1 and Figure 2 The utility model provides an embodiment: a wire guide installation structure of a biphenyl heating box, comprising a mounting seat 3, the inner cavity of the mounting seat 3 is provided with a translation assembly 5, four corners of the mounting seat 3 are fixedly installed with mounting plates 1, and the inner cavities of the four groups of mounting plates 1 are all provided with through holes 2. Bolts are inserted into the inner cavities of the through holes 2, so that the structure can be fixedly installed at a suitable position on the heating box, thereby improving the stability of the structure when in use.

[0030] Please refer to the attached figure in the instruction manual Figure 1 and Figure 3 The top of the translation assembly 5 is provided with a bearing plate 6, the front end of the top of the bearing plate 6 is provided with a fixed seat 18, the inner bottom wall of the fixed seat 18 is provided with a pressure sensor 17, the pressure end of the pressure sensor 17 is in contact with a movable block 16, the inner side of the movable block 16 is rotatably connected with the second rotating shaft 15 through a bearing, a sliding assembly 21 is provided between the movable block 16 and the fixed seat 18, the sliding assembly 21 includes a slider 2101, the slider 2101 is provided at the end of the movable block 16 away from the second wire guide wheel 14, a slide groove 2102 is provided on the inner side wall of the fixed seat 18, the slider 2101 is slidably connected with the slide groove 2102, and a reserved hole 20 matching the second rotating shaft 15 is provided at the end of the fixed seat 18 close to the second wire guide wheel 14. When the movable block 16 moves, it can drive the slider 2101 to slide in the slide groove 2102, so that the movable block 16 moves more smoothly, and the provision of the reserved hole 20 makes the second rotating shaft 15 move more smoothly.

[0031] Please refer to the attached figure in the instruction manual Figure 1 and Figure 2 The outer wall of the second rotating shaft 15 is fixedly sleeved with a second wire guide wheel 14, a support plate 7 is installed at the rear end of the top of the carrier plate 6, a second screw rod 8 is rotatably connected between the inner bottom wall of the support plate 7 and the top of the carrier plate 6 through a bearing, a second servo motor 12 for driving the second screw rod 8 to rotate is installed on the top of the support plate 7, a second nut 10 is threadedly connected to the outer wall of the second screw rod 8, a guide assembly 9 is arranged between the second nut 10 and the support plate 7, and the guide assembly 9 includes a guide block 902, which is installed at the right end of the second nut 10, and a guide groove 901 is opened on the inner side of the support plate 7, and the guide groove 901 is slidably connected to the guide block 902. When the second nut 10 moves, it can drive the guide block 902 to slide in the guide groove 901, so that the second nut 10 can be limited to prevent the second nut 10 from rotating.

[0032] Please refer to the attached figure in the instruction manual Figure 1 and Figure 2The left end of the second screw nut 10 is rotatably connected to the first rotating shaft 11 through a bearing, and the first rotating shaft 11 is fixedly installed with the first wire guide wheel 13 at one end away from the support plate 7. The translation assembly 5 includes a first screw rod 503, which is rotatably connected to the inner cavity of the mounting seat 3 through a bearing. A first servo motor 504 for driving the first screw rod 503 to rotate is installed on the right side of the mounting seat 3. The outer wall of the first screw rod 503 is threadedly connected to the first screw nut 501, and the top of the first screw nut 501 is connected to a connecting rod 502, and the top of the connecting rod 502 is fixedly connected to the bottom of the bearing plate 6. When the first servo motor 504 is working, it drives the first screw rod 503 to rotate, and the first screw rod 503 rotates to drive the first screw nut 501 to move left and right. When the first screw nut 501 moves, it drives the bearing plate 6 to move left and right through the connecting rod 502, so that the lateral position of the first wire guide wheel 13 and the second wire guide wheel 14 can be adjusted.

[0033] Please refer to the attached figure in the instruction manual Figure 1 A limiting assembly 4 is provided between the first nut 501 and the mounting seat 3. The limiting assembly 4 includes a limiting block 402. The limiting block 402 is mounted at the bottom of the first nut 501. The inner bottom wall of the mounting seat 3 is provided with a limiting groove 401. The limiting groove 401 is slidably connected with the limiting block 402. When the first nut 501 moves left and right, the limiting block 402 can be driven to slide in the limiting groove 401, thereby limiting the first nut 501 and preventing the first nut 501 from rotating.

[0034] Please refer to the attached figure in the instruction manual Figure 1 A controller 19 is installed at one end of the top of the carrier plate 6 near the fixing seat 18, and the output end of the pressure sensor 17 is electrically connected to the input end of the controller 19, and the output end of the controller 19 is electrically connected to the input end of the second servo motor 12. After the pressure sensor 17 senses the pressure change of the movable block 16, if the pressure value exceeds the setting range of the pressure sensor 17, a signal is sent to the controller 19, and the controller 19 controls the second servo motor 12 to work, thereby adjusting the upper and lower positions of the first wire guide wheel 13 so as to automatically adjust the tension of the wire.

[0035] Working principle: When using this structure, the bolt is inserted into the through hole 2, so that the structure can be installed at a suitable position on the heating box. The first wire guide wheel 13 cooperates with the second wire guide wheel 14 to guide the wire strip. The wire strip has a downward force on the second wire guide wheel 14, so that the movable block 16 has a pressure on the pressure sensor 17 under the transmission of the second rotating shaft 15. When the wire strip tension is too high, the force on the second wire guide wheel 14 increases, thereby increasing the pressure on the pressure sensor 17. If the pressure value exceeds the setting range of the pressure sensor 17, the control The controller 19 sends a signal, and the controller 19 controls the second servo motor 12 to work. When the second servo motor 12 is working, it drives the second screw rod 8 to rotate. During the rotation of the second screw rod 8, the second nut 10 can be driven to move up and down. When the second nut 10 moves, it drives the guide block 902 to slide in the guide groove 901, so as to limit the second nut 10. When the second nut 10 moves up and down, it drives the first wire guide wheel 13 to move up and down through the first rotating shaft 11, and then the up and down position of the first wire guide wheel 13 can be adjusted according to the tension of the wire strip to prevent the wire strip from breaking due to excessive tension.

[0036] When it is necessary to adjust the lateral position of the first guide wire wheel 13 and the second guide wire wheel 14, turn on the first servo motor 504. When the first servo motor 504 is working, it drives the first screw rod 503 to rotate. The first screw rod 503 rotates to drive the first nut 501 to move left and right. When the first nut 501 moves, it drives the limit block 402 to slide in the limit groove 401, so as to limit the first nut 501. When the first nut 501 moves, it drives the supporting plate 6 to move left and right through the connecting rod 502, thereby driving the first guide wire wheel 13 and the second guide wire wheel 14 to move left and right, so as to adjust the wire running direction of the wire strip, thereby improving the practicability of the structure when used.

[0037] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A wire guide mounting structure for a biphenyl heating box, comprising a mounting seat (3), characterized in that: The inner cavity of the mounting seat (3) is provided with a translation assembly (5), a bearing plate (6) is installed on the top of the translation assembly (5), a fixing seat (18) is installed at the front end of the top of the bearing plate (6), a pressure sensor (17) is installed on the inner bottom wall of the fixing seat (18), a pressure end of the pressure sensor (17) is in contact with a movable block (16), the inner side of the movable block (16) is connected to a second rotating shaft (15) via a bearing, a second wire guide wheel (14) is sleeved on the outer wall of the second rotating shaft (15), a support plate (7) is installed at the rear end of the top of the bearing plate (6), and the support plate A second screw rod (8) is connected between the inner bottom wall of the support plate (7) and the top of the support plate (6) via a bearing, a second servo motor (12) for driving the second screw rod (8) to rotate is installed on the top of the support plate (7), a second nut (10) is threadedly connected to the outer wall of the second screw rod (8), the left end of the second nut (10) is connected to a first rotating shaft (11) via a bearing, a first guide wheel (13) is installed at one end of the first rotating shaft (11) away from the support plate (7), and a controller (19) is installed at one end of the top of the support plate (6) close to the fixed seat (18).

2. The wire guide installation structure of the biphenyl heating box according to claim 1, characterized in that: Mounting plates (1) are mounted at the four corners of the mounting seat (3), and through holes (2) are provided in the inner cavities of the four groups of mounting plates (1).

3. The wire guide installation structure of the biphenyl heating box according to claim 1, characterized in that: The translation assembly (5) comprises a first screw rod (503), the first screw rod (503) being connected to the inner cavity of the mounting seat (3) via a bearing, a first servo motor (504) for driving the first screw rod (503) to rotate being mounted on the right side of the mounting seat (3), a first nut (501) being threadedly connected to the outer wall of the first screw rod (503), a connecting rod (502) being connected to the top of the first nut (501), and a top of the connecting rod (502) being fixedly connected to the bottom of the bearing plate (6).

4. The wire guide installation structure of the biphenyl heating box according to claim 3, characterized in that: A limit assembly (4) is arranged between the first nut (501) and the mounting seat (3), the limit assembly (4) comprising a limit block (402), the limit block (402) being mounted on the bottom of the first nut (501), the inner bottom wall of the mounting seat (3) being provided with a limit groove (401), the limit groove (401) being slidably connected to the limit block (402).

5. The wire guide installation structure of the biphenyl heating box according to claim 1, characterized in that: The output end of the pressure sensor (17) is electrically connected to the input end of the controller (19), and the output end of the controller (19) is electrically connected to the input end of the second servo motor (12).

6. The wire guide installation structure of the biphenyl heating box according to claim 1, characterized in that: A guide assembly (9) is provided between the second nut (10) and the support plate (7), the guide assembly (9) comprising a guide block (902), the guide block (902) being mounted on the right end of the second nut (10), a guide groove (901) being provided on the inner side of the support plate (7), the guide groove (901) being slidably connected to the guide block (902).

7. The wire guide installation structure of the biphenyl heating box according to claim 1, characterized in that: A sliding assembly (21) is arranged between the movable block (16) and the fixed seat (18), and the sliding assembly (21) comprises a sliding block (2101), the sliding block (2101) is installed at an end of the movable block (16) away from the second guide wire wheel (14), a sliding groove (2102) is provided on the inner side wall of the fixed seat (18), the sliding block (2101) and the sliding groove (2102) are slidably connected, and a reserved hole (20) matching the second rotating shaft (15) is provided at an end of the fixed seat (18) close to the second guide wire wheel (14).

Images