Aviation composite material pre-pressing rubber roller repairing mechanism
By designing a pre-pressed rubber roller repair mechanism for aviation composite materials, the use of electric fixed-speed polishing machines and adjustment components to achieve no removal and repair of rubber rollers, solving the problems of high replacement costs and low repair accuracy caused by rubber roller wear, and realizing the repeated use of rubber rollers and reducing costs.
Patent Information
- Application Number
- CN202422338689.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-25
- Publication Date
- 2025-07-22
- Estimated Expiration
- 2034-09-25
AI Technical Summary
The existing rubber rollers are seriously worn in the production of aviation composite materials, which makes them unable to continue to be used. They need to be replaced as a whole, which increases production costs and transportation degradation costs. The manual repair accuracy is low and the repair effect is poor.
A pre-pressed rubber roller repair mechanism for aviation composite materials is designed, and the horizontal movement and angle adjustment of the rubber roller is achieved through the motor driving gear rack and rack mechanism. Combined with temperature sensors and overload protection, the rubber roller is achieved without disassembly and repair.
The rubber rollers are reused multiple times, extending their service life by 60%, reducing costs by 50%, and improving repair accuracy and efficiency.
Smart Images
Figure CN223130193U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of pre-pressing rubber roller repair, in particular to a repair mechanism for pre-pressing rubber rollers of aviation composite materials. Background Technique
[0002] In the production of aviation composite materials, rubber rollers are consumable materials for composite material pre-pressing equipment. After long-term use, the rubber rollers will wear, and the glue sticking situation is serious, which affects the production quality of products, resulting in the rubber rollers being unable to continue to be used. The whole rubber roller can only be replaced, which reduces the production progress, increases the production cost. At the same time, it is very difficult to degrade the scrapped rubber rollers, and they need to be sent to professional decomposition enterprises for treatment, with high transportation and degradation costs.
[0003] Existing rubber rollers cannot be repaired without disassembly, which affects the accuracy of manual repair by workers, resulting in the parallelism of the rubber rollers after manual grinding repair not meeting the requirements of the original equipment; disassembling the rubber rollers for repair takes a long time, has a poor repair effect, high cycle and cost, and the installation accuracy of the repaired rubber rollers is controlled by human factors, with large uncontrollable factors.
[0004] In view of the above problems, an improved repair mechanism for pre-pressing rubber rollers of aviation composite materials is now designed. Content of the Utility Model
[0005] The purpose of the utility model is to provide a repair mechanism for pre-pressing rubber rollers of aviation composite materials to solve the problems raised in the above background technique.
[0006] To achieve the above purpose, the utility model provides the following technical solution:
[0007] A repair mechanism for pre-pressing rubber rollers of aviation composite materials, including connecting bolts, hinges and two positioning supports. The two positioning supports are respectively installed on the machine body at both ends of the rubber roller. A linear track is horizontally installed at one end of the positioning support away from the rubber roller. A first fixing plate is vertically arranged on one side of the linear track away from the rubber roller. A second fixing plate is installed at one end of the first fixing plate away from the linear track. The upper end of the second fixing plate is rotatably connected to a second mounting plate through a hinge. An electric constant-speed grinding machine for repairing the rubber roller is installed on the upper end of the second mounting plate through a connecting bolt. A moving component for horizontally moving the first fixing plate along the linear track is arranged on one side of the first fixing plate close to the linear track. An adjusting component for adjusting the angle of the second mounting plate and the electric constant-speed grinding machine is arranged on one side of the second fixing plate away from the linear track. A control component for controlling the electric constant-speed grinding machine is arranged on the second fixing plate and the electric constant-speed grinding machine.
[0008] As a further solution of the utility model: The moving assembly includes two support plates, which are respectively horizontally installed on the side walls of the first fixing plate above and below the linear track. Waist-shaped holes are formed in the first fixing plate and the second fixing plate on both sides of the support plate. Hexagon socket head cap screws are inserted into the waist-shaped holes in the first fixing plate and the second fixing plate. The hexagon socket head cap screws are inserted from the second fixing plate towards the first fixing plate. A nut is threadedly fixed to the hexagon socket head cap screw on the side of the first fixing plate away from the second fixing plate. The length of the nut is greater than the length of the threaded rod of the hexagon socket head cap screw. One end of the nut away from the first fixing plate is threadedly connected with a first screw rolling bearing. The first screw rolling bearing rolls along the upper and lower ends of the linear track. A plurality of second screw rolling bearings are vertically installed on the support plate on the side of the linear track away from the first fixing plate. The second screw rolling bearings roll along the side wall of the linear track away from the first fixing plate. A driving assembly for driving the first fixing plate to move is arranged between the linear track and the first fixing plate.
[0009] As a further solution of the utility model: The driving assembly includes a motor, which is vertically installed on the side wall of the first fixing plate close to the linear track. A gear is installed at the output end of the motor. A rack which is used in cooperation with the gear is horizontally installed on the side wall of the linear track close to the first fixing plate. The rack and the gear are meshed with each other.
[0010] As a further solution of the utility model: The adjusting assembly includes a first mounting plate and an adjusting plate. A plurality of sliding grooves are formed in the adjusting plate. The first mounting plate is vertically installed on the side wall of the second fixing plate away from the first fixing plate. A second internally threaded fixing ring is installed on the upper inclined surface of the first mounting plate. A first internally threaded fixing ring is installed on the lower inclined surface of the first mounting plate. The first mounting plate and the first internally threaded fixing ring are on the same vertical line. A third internally threaded fixing ring is installed on the side of the upper end of the second mounting plate away from the linear track. Fixing bolts are rotatably connected inside the first mounting plate, the first internally threaded fixing ring and the third internally threaded fixing ring. The sliding grooves at both ends of the adjusting plate are respectively sleeved on the fixing bolts of the third internally threaded fixing ring and the first internally threaded fixing ring. Tightening the fixing bolts realizes the fixation of the adjusting plate.
[0011] As a further solution of the utility model: The control assembly includes a temperature sensor, which is installed on the electric constant-speed polishing machine. A control box is installed at one end of the second fixing plate away from the first fixing plate. An overload protection structure is arranged on the control box.
[0012] As a further solution of the present utility model: a fixing piece reinforcing rib for supporting the support plate is installed on the side wall of the support plate away from the linear track, and one end of the fixing piece reinforcing rib close to the first fixing plate is installed on the first fixing plate.
[0013] As a further solution of the present utility model: the distance between the two support plates and the upper and lower end faces of the linear track is: 7 - 13 mm.
[0014] As a further solution of the present utility model: the deviation of the longitudinal center line of the motor from the longitudinal center line of the first fixing plate is less than 5 mm, and the deviation of the transverse center line is less than 1 mm.
[0015] As a further solution of the present utility model: the positioning support is integrally formed by a steel plate piece, and the width is greater than 8 mm.
[0016] As a further solution of the present utility model: the parallelism between the linear track and the arc surface of the rubber roller is less than 0.2 mm.
[0017] Compared with the prior art, the beneficial effects of the present utility model are:
[0018] By loosening the fixing bolts of the present utility model, the two ends of the adjusting plate can rotate, and at the same time, the fixing bolts can move along the sliding grooves, facilitating the swinging of the second mounting plate to adjust the electric constant-speed polishing machine, so that the electric constant-speed polishing machine can repair rubber rollers of different sizes and working conditions, improving the application range of the device and facilitating the use of users.
[0019] By driving the gear to roll on the rack by the motor of the present utility model, the first fixing plate, the second fixing plate, the second mounting plate and the electric constant-speed polishing machine are horizontally moved, realizing the full repair of the rubber roller by the electric constant-speed polishing machine, solving the problem that the rubber roller of the composite material pre-pressing equipment can be repaired without disassembly, enabling the existing rubber roller to be reused multiple times, reducing costs and increasing efficiency, prolonging the service life of the rubber roller, increasing the rubber roller life by 60%, and reducing the cost by 50%. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 is a structural schematic diagram of the present utility model;
[0021] Figure 2 is a structural schematic diagram of the positioning support and the linear track in the present utility model;
[0022] Figure 3 is a structural schematic diagram of the driving component in the present utility model;
[0023] Figure 4 is a structural schematic diagram of the adjusting component in the present utility model;
[0024] Figure 5This is a schematic structural diagram of the moving component in the present utility model.
[0025] Among them: 1, body; 2, rubber roller; 3, positioning support; 4, linear track; 5, rack; 6, gear; 7, motor; 8, support plate; 9, first fixing plate; 10, second fixing plate; 11, first mounting plate; 12, first internal thread fixing ring; 13, second internal thread fixing ring; 14, sliding groove; 15, third internal thread fixing ring; 16, adjusting plate; 17, second mounting plate; 18, connecting bolt; 19, hinge; 20, nut; 21, electric constant-speed grinding machine; 22, first screw rolling bearing; 23, second screw rolling bearing; 24, fixing piece reinforcing rib; 25, temperature sensor; 26, hexagon socket head bolt; 27, control box; 28, fixing bolt. Specific embodiments
[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.
[0027] Please refer to Figures 1 - 5 , in the embodiment of the present utility model, an aviation composite material pre-pressing rubber roller repair mechanism includes a connecting bolt 18, a hinge 19 and two positioning supports 3. The two positioning supports 3 are respectively installed on the body 1 at both ends of the rubber roller 2. A linear track 4 is horizontally installed at one end of the positioning support 3 away from the rubber roller 2. A first fixing plate 9 is vertically arranged on one side of the linear track 4 away from the rubber roller 2. A second fixing plate 10 is installed at one end of the first fixing plate 9 away from the linear track 4. The upper end of the second fixing plate 10 is rotatably connected to a second mounting plate 17 through a hinge 19. An electric constant-speed grinding machine 21 for repairing the rubber roller 2 is installed at the upper end of the second mounting plate 17 through a connecting bolt 18. A moving component for horizontally moving the first fixing plate 9 along the linear track 4 is arranged on one side of the first fixing plate 9 close to the linear track 4. An adjusting component for adjusting the angle of the second mounting plate 17 and the electric constant-speed grinding machine 21 is arranged on one side of the second fixing plate 10 away from the linear track 4. A control component for controlling the electric constant-speed grinding machine 21 is arranged on the second fixing plate 10 and the electric constant-speed grinding machine 21.
[0028] The moving component includes two support plates 8 which are respectively horizontally installed on the side walls of the first fixing plate 9 above and below the linear track 4. A fixing piece stiffener 24 for supporting the support plate 8 is installed on the side wall of the support plate 8 away from the linear track 4. One end of the fixing piece stiffener 24 close to the first fixing plate 9 is installed on the first fixing plate 9. Waist-shaped holes are formed in the first fixing plate 9 and the second fixing plate 10 on both sides of the support plate 8. Hexagon socket head cap screws 26 are inserted into the waist-shaped holes in the first fixing plate 9 and the second fixing plate 10. The hexagon socket head cap screws 26 are inserted from the second fixing plate 10 towards the first fixing plate 9. A nut 20 is threadedly fixed to the hexagon socket head cap screw 26 on the side of the first fixing plate 9 away from the second fixing plate 10. The length of the nut 20 is greater than the length of the threaded rod of the hexagon socket head cap screw 26. One end of the nut 20 away from the first fixing plate 9 is threadedly connected to a first screw rolling bearing 22. The first screw rolling bearing 22 rolls along the upper and lower ends of the linear track 4. A plurality of second screw rolling bearings 23 are vertically installed on the support plate 8 on the side of the linear track 4 away from the first fixing plate 9. The second screw rolling bearings 23 roll along the side wall of the linear track 4 away from the first fixing plate 9. A driving component for driving the first fixing plate 9 to move is provided between the linear track 4 and the first fixing plate 9.
[0029] The driving component includes a motor 7 which is vertically installed on the side wall of the first fixing plate 9 close to the linear track 4. A gear 6 is installed at the output end of the motor 7. A rack 5 which is used in cooperation with the gear 6 is horizontally installed on the side wall of the linear track 4 close to the first fixing plate 9. The rack 5 and the gear 6 are meshed with each other.
[0030] During use, the motor 7 is started. The output end of the motor 7 drives the gear 6 to rotate. The gear 6 rolls along the rack 5, so that the gear 6 drives the motor 7 to move horizontally. The motor 7 drives the first fixing plate 9 to move. The first fixing plate 9 drives the first screw rolling bearing 22 and the second screw rolling bearings 23 to roll along the side wall of the linear track 4. At the same time, the first fixing plate 9 drives the second fixing plate 10 to move. The second fixing plate 10 drives the hinge 19, the second mounting plate 17 and the electric constant speed polishing machine 21 to move horizontally, so that the electric constant speed polishing machine 21 repairs the rubber roller 2.
[0031] The adjusting assembly includes a first mounting plate 11 and an adjusting plate 16, and a plurality of sliding grooves 14 are provided on the adjusting plate 16. The first mounting plate 11 is vertically mounted on the side wall of the second fixing plate 10 away from the first fixing plate 9, a second internally threaded fixing ring 13 is mounted on the upper end inclined surface of the first mounting plate 11, and a first internally threaded fixing ring 12 is mounted on the lower end inclined surface of the first mounting plate 11. The first mounting plate 11 and the first internally threaded fixing ring 12 are on the same vertical straight line, and a third internally threaded fixing ring 15 is mounted on the side of the upper end of the second mounting plate 17 away from the linear track 4. The first mounting plate 11, the first internally threaded fixing ring 12 and the third internally threaded fixing ring 15 are all rotatably connected with fixing bolts 28 inside, and the sliding grooves 14 at both ends of the adjusting plate 16 are respectively sleeved on the fixing bolts 28 of the third internally threaded fixing ring 15 and the first internally threaded fixing ring 12, and the fixing bolts 28 are tightened to achieve the fixing of the adjusting plate 16.
[0032] When in use, according to actual conditions, the lower end of the adjusting plate 16 is selected to be set on the first internal thread fixing ring 12 or the second internal thread fixing ring 13, and then the fixing bolt 28 is loosened, and the fixing bolt 28 does not separate from the third internal thread fixing ring 15, the first internal thread fixing ring 12 or the second internal thread fixing ring 13, and then the second mounting plate 17 is swung, and the second mounting plate 17 drives the electric fixed speed grinder 21 to swing, and the electric fixed speed grinder 21 is adjusted. At the same time, the second mounting plate 17 drives the third internal thread fixing ring 15 to move, and the fixing bolt 28 on the third internal thread fixing ring 15 moves along the sliding groove 14 and drives the adjusting plate 16 to swing. After the adjustment of the electric fixed speed grinder 21 is completed, the fixing bolt 28 is tightened to fix the adjusting plate 16 on the third internal thread fixing ring 15, the first internal thread fixing ring 12 or the second internal thread fixing ring 13.
[0033] The control assembly includes a temperature sensor 25 , which is mounted on the electric fixed-speed polishing machine 21 . A control box 27 is mounted on one end of the second fixing plate 10 away from the first fixing plate 9 , and an overload protection structure is provided on the control box 27 .
[0034] When in use, the temperature sensor 25 detects the temperature of the internal components of the electric fixed-speed grinder 21 in real time, and transmits the detected temperature data to the control box 27. When the temperature reaches the limit, the power is automatically cut off to avoid damage to the electric fixed-speed grinder 21 and affect the grinding quality of the rubber roller 2. The service life of the electric fixed-speed grinder 21 is also improved. The overload protection structure on the control box 27 can set current limits according to different servo motors and set different feed rates.
[0035] Working principle of a repair mechanism for pre-pressed rubber rollers of aviation composite materials:
[0036] Before use, according to the actual situation, select to set the lower end of the adjusting plate 16 on the first internal thread fixing ring 12 or the second internal thread fixing ring 13. Then loosen the fixing bolt 28. The fixing bolt 28 does not detach from the third internal thread fixing ring 15, the first internal thread fixing ring 12 or the second internal thread fixing ring 13. Then swing the second mounting plate 17. The second mounting plate 17 drives the electric constant-speed polishing machine 21 to swing, adjust the electric constant-speed polishing machine 21. At the same time, the second mounting plate 17 drives the third internal thread fixing ring 15 to move. The fixing bolt 28 on the third internal thread fixing ring 15 moves along the sliding groove 14 and drives the adjusting plate 16 to swing. After the adjustment of the electric constant-speed polishing machine 21 is completed, tighten the fixing bolt 28 to fix the adjusting plate 16 on the third internal thread fixing ring 15, the first internal thread fixing ring 12 or the second internal thread fixing ring 13.
[0037] During use, start the motor 7. The output end of the motor 7 drives the gear 6 to rotate. The gear 6 rolls along the rack 5, so that the gear 6 drives the motor 7 to move horizontally. The motor 7 drives the first fixing plate 9 to move. The first fixing plate 9 drives the first screw rolling bearing 22 and the second screw rolling bearing 23 to roll along the side wall of the linear track 4. At the same time, the first fixing plate 9 drives the second fixing plate 10 to move. The second fixing plate 10 drives the hinge 19, the second mounting plate 17 and the electric constant-speed polishing machine 21 to move horizontally, so that the electric constant-speed polishing machine 21 repairs the rubber roller 2.
[0038] For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention.
Claims
1. A repair mechanism for a pre-pressed adhesive roller of an aviation composite material, comprising connecting bolts (18), hinges (19) and two positioning supports (3). The two positioning supports (3) are respectively installed on the machine body (1) at both ends of the adhesive roller (2). A linear track (4) is horizontally installed at one end of the positioning support (3) away from the adhesive roller (2), and it is characterized in that, On one side of the straight track (4) away from the rubber roller (2), a first fixing plate (9) is vertically arranged. At one end of the first fixing plate (9) away from the straight track (4), a second fixing plate (10) is installed. The upper end of the second fixing plate (10) is rotatably connected to a second mounting plate (17) through a hinge (19). An electric constant-speed grinding machine (21) for repairing the rubber roller (2) is installed at the upper end of the second mounting plate (17) through a connecting bolt (18). On one side of the first fixing plate (9) close to the straight track (4), a moving component for horizontally moving the first fixing plate (9) along the straight track (4) is arranged. On one side of the second fixing plate (10) away from the straight track (4), an adjusting component for adjusting the angle of the second mounting plate (17) and the electric constant-speed grinding machine (21) is arranged. On the second fixing plate (10) and the electric constant-speed grinding machine (21), a control component for controlling the electric constant-speed grinding machine (21) is arranged.
2. The repair mechanism for a pre-pressed adhesive roller of an aviation composite material according to claim 1, wherein The moving component includes two support plates (8). The two support plates (8) are respectively horizontally installed on the side walls of the first fixing plate (9) above and below the straight track (4). Waist-shaped holes are formed in the first fixing plate (9) and the second fixing plate (10) on both sides of the support plate (8). Hexagon socket head cap screws (26) are inserted into the waist-shaped holes in the first fixing plate (9) and the second fixing plate (10). The hexagon socket head cap screws (26) are inserted from the second fixing plate (10) into the first fixing plate (9). A nut (20) is threadedly fixed to the hexagon socket head cap screw (26) on the side of the first fixing plate (9) away from the second fixing plate (10). The length of the nut (20) is greater than the length of the threaded rod of the hexagon socket head cap screw (26). One end of the nut (20) away from the first fixing plate (9) is threadedly connected to a first screw rolling bearing (22). The first screw rolling bearing (22) rolls along the upper and lower ends of the straight track (4). A plurality of second screw rolling bearings (23) are vertically installed on the support plate (8) on the side of the straight track (4) away from the first fixing plate (9). The second screw rolling bearings (23) roll along the side wall of the straight track (4) away from the first fixing plate (9). A driving component for driving the first fixing plate (9) to move is arranged between the straight track (4) and the first fixing plate (9).
3. The repair mechanism for a pre-pressed adhesive roller of an aviation composite material according to claim 2, wherein, The driving component includes a motor (7). The motor (7) is vertically installed on the side wall of the first fixing plate (9) close to the straight track (4). A gear (6) is installed at the output end of the motor (7). A rack (5) for cooperating with the gear (6) is horizontally installed on the side wall of the straight track (4) close to the first fixing plate (9). The rack (5) and the gear (6) are meshed with each other.
4. A repair mechanism for an aviation composite pre-pressing rubber roller according to claim 1, characterized in that, The adjusting assembly includes a first mounting plate (11) and an adjusting plate (16). A plurality of sliding grooves (14) are formed in the adjusting plate (16). The first mounting plate (11) is vertically mounted on the side wall of the second fixing plate (10) away from the first fixing plate (9). A second internally threaded fixing ring (13) is mounted on the upper inclined surface of the first mounting plate (11), and a first internally threaded fixing ring (12) is mounted on the lower inclined surface of the first mounting plate (11). The first mounting plate (11) and the first internally threaded fixing ring (12) are on the same vertical line. A third internally threaded fixing ring (15) is mounted on one side of the upper end of the second mounting plate (17) away from the linear track (4). Fixing bolts (28) are rotatably connected inside the first mounting plate (11), the first internally threaded fixing ring (12), and the third internally threaded fixing ring (15). The sliding grooves (14) at both ends of the adjusting plate (16) are respectively sleeved on the fixing bolts (28) of the third internally threaded fixing ring (15) and the first internally threaded fixing ring (12). Tightening the fixing bolts (28) realizes the fixation of the adjusting plate (16).
5. The repair mechanism for a pre-pressed adhesive roller of an aviation composite material according to claim 1, characterized in that, The control assembly includes a temperature sensor (25). The temperature sensor (25) is mounted on the electric constant-speed grinding machine (21). A control box (27) is mounted at one end of the second fixing plate (10) away from the first fixing plate (9). An overload protection structure is provided on the control box (27).
6. The repair mechanism for an aviation composite pre-pressed rubber roller according to claim 2, characterized in that, A fixing piece reinforcing rib (24) for supporting the support plate (8) is mounted on the side wall of the support plate (8) away from the linear track (4). One end of the fixing piece reinforcing rib (24) close to the first fixing plate (9) is mounted on the first fixing plate (9).
7. A repair mechanism for a pre-pressed adhesive roller of an aviation composite material according to claim 2, characterized in that, The distance between the upper and lower end faces of the two support plates (8) and the linear track (4) is: 7 - 13 mm.
8. A repair mechanism for an aviation composite pre-pressed rubber roller according to claim 3, characterized in that, The deviation of the longitudinal center line of the motor (7) from the longitudinal center line of the first fixing plate (9) is less than 5 mm, and the deviation of the transverse center line is less than 1 mm.
9. The repair mechanism for an aviation composite material pre-pressing rubber roller according to claim 1, wherein, The positioning support (3) is integrally formed by a steel plate piece and has a width greater than 8 mm.
10. A repair mechanism for a pre-pressed adhesive roller of an aviation composite material according to claim 1, characterized in that, The parallelism between the linear track (4) and the arc surface of the rubber roller (2) is less than 0.2 mm.