CN117433807B - Device and method for testing high-speed performance of car tire - Google Patents
Device and method for testing high-speed performance of car tire Download PDFInfo
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- CN117433807B CN117433807B CN202311756586.XA CN202311756586A CN117433807B CN 117433807 B CN117433807 B CN 117433807B CN 202311756586 A CN202311756586 A CN 202311756586A CN 117433807 B CN117433807 B CN 117433807B
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- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000011056 performance test Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 92
- 238000007664 blowing Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 8
- 230000005012 migration Effects 0.000 abstract description 3
- 238000013508 migration Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 19
- 230000008859 change Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000011161 development Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
- G01M17/021—Tyre supporting devices, e.g. chucks
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Abstract
The invention discloses a device and a method for testing the high-speed performance of a car tire, which relate to the technical field of tire performance tests and have the advantage of being capable of testing a plurality of tires, and the technical scheme is as follows: including the bottom plate and set up the mount on the bottom plate top, rotate on the mount and be connected with the pivot, and the pivot level sets up, coaxial fixedly connected with three hub in the pivot, and the length direction interval distribution of three hub along the pivot is equipped with on the mount and is used for driving pivot pivoted first motor, the top level of bottom plate slides and is connected with three slide, three slide and three hub one-to-one, and three slide all is located one side of hub, be equipped with on the bottom plate and be used for promoting three slide one by one and keep away from or be close to the impeller of hub direction horizontal migration, the top of three slide all is equipped with the riser, and one side of three riser all rotates and is connected with the tire mount pad that is used for installing the tire body.
Description
Technical Field
The invention relates to the technical field of tire performance tests, in particular to a device and a method for testing high-speed performance of a car tire.
Background
With the high-speed development of the automobile industry, the production scale of domestic tire manufacturers is continuously expanded, and with the improvement of the tire yield and the improvement of the high-quality automobile speed, the requirements on the high-speed performance and durability test of finished tires are more and more strict, and the tires produced by the manufacturers must be subjected to the high-speed and durability test by a testing machine, and the test time is more than one hour.
At present, the testing machine for testing the high-speed and durability of the tire can only test one tire, and the testing efficiency is low, so that the applicant develops a new technical scheme in the actual production process to solve the technical problems.
Disclosure of Invention
Aiming at the technical defects, the invention aims to provide a device and a method for testing the high-speed performance of a car tire, and the device and the method have the advantage of being capable of testing a plurality of tires.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention provides a car tire high-speed performance test device which comprises a bottom plate and a fixing frame arranged at the top end of the bottom plate, wherein a rotating shaft is rotatably connected to the fixing frame, the rotating shaft is horizontally arranged, three rotating hubs are coaxially and fixedly connected to the rotating shaft and are distributed at intervals along the length direction of the rotating shaft, a first motor for driving the rotating shaft to rotate is arranged on the fixing frame, three sliding seats are horizontally and slidingly connected to the top end of the bottom plate, the three sliding seats are in one-to-one correspondence with the three rotating hubs, the three sliding seats are all positioned at one side of the rotating hubs, a pushing piece for pushing the three sliding seats to horizontally move away from or close to the rotating hubs one by one is arranged on the bottom plate, vertical plates are arranged at the top ends of the three sliding seats, and tire mounting seats for mounting tire bodies are rotatably connected to one sides of the three vertical plates.
Through adopting above-mentioned technical scheme, during the use, install three tire body respectively on three tire mount pad, then open first motor, the axis of rotation of first motor drives three hub through the pivot and rotates, then promote three slide one by one to the direction horizontal migration that is close to the hub through the impeller, until the tire body on the tire mount pad compresses tightly with the hub, the tire body is rotated at a high speed under the drive of hub, the state of simulating the tire body running on the road surface, and then test the high-speed performance and the durability of tire body, through above-mentioned process, can test a plurality of tire bodies.
Preferably, the pushing piece is including setting up the baffle on bottom plate top, three the slide all is located between baffle and the mount, three change the groove has all been seted up to one side below of baffle, and three change the groove and all follow the length direction interval distribution of baffle, three all rotate in the change groove and be connected with the pillar, three the pillar is with three slide one-to-one, and the one end that three pillar is close to the slide all coaxial be equipped with first lead screw, three the one end that the pillar was kept away from to first lead screw is passed three slide respectively and all with slide threaded connection, three the pivot deviates from one end center of first lead screw all is equipped with the drive block, and three the drive groove has all been seted up to one side of drive block, and the drive groove deviates from one side intercommunication of pillar with the drive block, the top of bottom plate is connected with the slide through moving the horizontal slip of piece, and the slide is located one side that the baffle deviates from the slide, the slide slides along the length direction of baffle, the top of slide is equipped with the second motor, and the axis of rotation one end of second motor is equipped with one of rotation board that corresponds with one of drive groove.
Preferably, the moving part comprises a sliding groove arranged at the top end of the bottom plate along the length direction of the baffle plate, the sliding plate is horizontally connected in the sliding groove in a sliding manner, a second screw rod is connected between two opposite sides of the sliding groove in a rotating manner, one end of the second screw rod penetrates through the sliding plate and is in threaded connection with the sliding plate, and a third motor for driving the second screw rod to rotate is arranged on the bottom plate.
Preferably, the slide plate is provided with a limiting piece for limiting the rotation of the three transmission blocks.
Preferably, the limiting piece comprises a first limiting plate and a second limiting plate which are opposite, the first limiting plate and the second limiting plate are respectively and horizontally positioned on two sides of the driving plate, the bottom ends of the first limiting plate and the second limiting plate are respectively provided with a supporting plate, the bottom ends of the two supporting plates are fixedly connected with the top end of the sliding plate, the three transmission blocks are respectively positioned on one side of the driving plate, and one side, close to the baffle, of the first limiting plate is positioned in the three transmission grooves.
Preferably, the limiter comprises three limiting rings, the three limiting rings are in one-to-one correspondence with the three transmission blocks, one end of the transmission block, which is far away from the rotary column, is located in the limiting rings, the three limiting rings are respectively coaxial with the three rotary columns, one side, which is close to the baffle, of the limiting rings is provided with four supporting columns, one end, which is far away from the limiting rings, of each supporting column is fixedly connected with the baffle, the three limiting rings are horizontally slipped in the transmission groove and are connected with inserting plates, the opposite ends of the inserting plates horizontally extend out of the transmission groove, inserting grooves for horizontally embedding the two ends of the inserting plates outside the transmission groove are formed in the inner wall of the limiting rings, compression springs are arranged on one side, which is close to the rotary columns, of each inserting plate, one end, which is far away from the inserting plates, of each compression spring is fixedly connected with the groove wall of the transmission groove, the top end of each sliding plate horizontally slides, each moving plate slides on the sliding plate in the direction, which is far away from or is close to the baffle, the top end of each moving plate is fixedly connected with the second motor, and each sliding plate is provided with an electric cylinder for pushing the moving plate horizontally.
Preferably, after the tire body test on the tire mounting seats is completed, the baffle is provided with a blowing piece for blowing the tire bodies on the three tire mounting seats.
Preferably, the piece of blowing includes the cantilever plate of level setting on the baffle top, and the top of cantilever plate is equipped with the rectangular channel that is located three tire mount pad top, a plurality of blowholes have evenly been seted up to the tank bottom in rectangular channel, the top of cantilever plate can be dismantled and be connected with the apron that is used for sealing rectangular channel notch, the top of cantilever plate is equipped with the air-blower, be equipped with the connecting pipe with the rectangular channel intercommunication on the apron, and the one end that the apron was kept away from to the connecting pipe communicates with the air outlet of air-blower.
Preferably, an inclined plate is arranged between the bottom end of the suspension plate and one side of the baffle plate.
The invention further aims to provide a using method of the high-speed performance test device for the car tire, when the device is used, three tire bodies are respectively arranged on three tire mounting seats, then a first motor is started, a rotating shaft of the first motor drives three rotating hubs to rotate through the rotating shaft, then three sliding seats are pushed to move horizontally in the direction close to the rotating hubs one by one through pushing pieces until the tire bodies on the tire mounting seats are pressed against the rotating hubs, the tire bodies are driven by the rotating hubs to rotate at high speed, the running state of the tire bodies on the road surface is simulated, further the high-speed performance and the durability of the tire bodies are tested, and the test can be carried out on a plurality of tire bodies through the process.
The invention has the beneficial effects that: when the tire is used, three tire bodies are respectively arranged on the three tire mounting seats, then the first motor is turned on, the rotating shaft of the first motor drives the three rotating hubs to rotate through the rotating shaft, then the pushing piece pushes the three sliding seats to horizontally move in the direction close to the rotating hubs one by one until the tire bodies on the tire mounting seats are tightly pressed with the rotating hubs, the tire bodies rotate at a high speed under the driving of the rotating hubs, the running state of the tire bodies on the road surface is simulated, and then the high-speed performance and the durability of the tire bodies are tested.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of the present embodiment;
fig. 2 is a schematic structural view of the fixing frame according to the present embodiment;
fig. 3 is a schematic structural view of the riser according to the present embodiment;
fig. 4 is a schematic structural view showing a support plate of the present embodiment;
fig. 5 is a schematic structural view of the first limiting plate according to the present embodiment;
FIG. 6 is a schematic view showing the structure of a confinement ring according to the present embodiment;
FIG. 7 is an enlarged schematic view of the portion A of FIG. 6;
fig. 8 is a schematic structural view of the present embodiment for embodying the support column;
fig. 9 is a schematic structural view showing a rectangular groove according to the present embodiment.
Reference numerals illustrate:
in the figure: 1. a bottom plate; 2. a fixing frame; 3. a rotating shaft; 4. a rotating hub; 5. a first motor; 6. a slide; 7. a vertical plate; 8. a tire body; 9. a tire mounting base; 10. a baffle; 12. a rotary groove; 13. a rotating column; 14. a first screw rod; 15. a transmission block; 16. a transmission groove; 17. a slide plate; 18. a second motor; 19. a driving plate; 20. a chute; 21. a second screw rod; 22. a third motor; 23. a first limiting plate; 24. a second limiting plate; 25. a support plate; 26. a confinement ring; 27. a support column; 28. inserting plate; 29. a slot; 30. a compression spring; 31. a moving plate; 32. an electric cylinder; 33. a suspension plate; 34. rectangular grooves; 35. a blowing hole; 36. a cover plate; 37. a blower; 38. a connecting pipe; 39. and a sloping plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1: the utility model provides a car tire high-speed performance test device, as in fig. 1 and 2 and 3, including bottom plate 1 and the mount 2 of setting on bottom plate 1 top, rotate on the mount 2 and be connected with pivot 3, and pivot 3 level sets up, coaxial fixedly connected with three hub 4 in the pivot 3, and the length direction interval distribution of three hub 4 along pivot 3 is equipped with on the mount 2 and is used for driving pivot 3 pivoted first motor 5, the top level slip of bottom plate 1 is connected with three slide 6, three slide 6 and three hub 4 one-to-one, and three slide 6 all are located one side of hub 4, be equipped with on the bottom plate 1 and be used for promoting three slide 6 one by one to keeping away from or be close to hub 4 direction horizontal migration's pushing member, the top of three slide 6 all is equipped with riser 7, and one side of three riser 7 all is rotated and is connected with the tire mount pad 9 that is used for installing wheel matrix 8.
When the tire body 8 is used, three tire bodies 8 are respectively arranged on three tire mounting seats 9, then the first motor 5 is started, the rotating shaft of the first motor 5 drives the three rotating hubs 4 to rotate through the rotating shaft 3, then the three sliding seats 6 are pushed to move horizontally in the direction close to the rotating hubs 4 one by one through pushing pieces until the tire bodies 8 on the tire mounting seats 9 are pressed against the rotating hubs 4, the tire bodies 8 are driven by the rotating hubs 4 to rotate at high speed, the running state of the tire bodies 8 on the road surface is simulated, further the high-speed performance and the durability of the tire bodies 8 are tested, and the tire bodies 8 can be tested through the above processes:
for example, the first carcass 8 detects:
the detection speed is 250km/h, the detection speed is 240km/h, the detection speed is 230km/h … … and the like until the detection speed is reduced to 170km/h;
second tire body 8 detection:
the detection speed is 240km/h, the detection speed is 230km/h, the detection speed is 220km/h … … and the like until the detection speed is reduced to 170km/h;
third tire body 8 detection:
the detection speed is 230km/h, the detection speed is 220km/h, the detection speed is 210km/h … … and the like until the detection speed is reduced to 170km/h;
when the detection speed of the first tire body 8 is reduced to 240km/h, the pushing piece pushes the second tire body 8 to abut against the rotating hub 4 to start detection, and when the detection speed of the first tire body 8 and the second tire body 8 is reduced to 230km/h, the pushing piece pushes the third tire body 8 to abut against the rotating hub 4 to start detection, so that the second tire body 8 and the third tire body 8 are detected in the process of detecting the first tire body 8, and the detection time is saved;
because the pushing piece pushes the three sliding seats 6 to move horizontally in the direction close to the rotating hub 4 one by one, the three tire bodies 8 with different specifications and test requirements can be tested, and the use is simple and convenient.
As shown in fig. 1 and fig. 4, the pushing member includes a baffle 10 disposed at the top end of the bottom plate 1, three sliding seats 6 are located between the baffle 10 and the fixing frame 2, three rotating grooves 12 are provided at one side lower portion of the baffle 10, and the three rotating grooves 12 are all distributed along the length direction of the baffle 10, rotating columns 13 are all connected in the three rotating grooves 12 in a rotating manner, the three rotating columns 13 and the three sliding seats 6 are in one-to-one correspondence, one end of the three rotating columns 13 close to the sliding seats 6 is coaxially provided with a first screw rod 14, one end of the three first screw rods 14 far away from the rotating columns 13 respectively passes through the three sliding seats 6 and is in threaded connection with the sliding seats 6, one end center of the three rotating shafts 3 far away from the first screw rod 14 is provided with a transmission block 15, one side of the three transmission blocks 15 is provided with a transmission groove 16, one side of the transmission block 16 is communicated with one side of the transmission block 15 far away from the rotating columns 13, the top end of the bottom plate 1 is horizontally sliding connected with a sliding plate 17 through a moving member, the sliding plate 17 is located at one side of the sliding seat 10, the sliding plate 17 slides along the length direction of the baffle 10, one end of the sliding plate 17 is provided with a second motor 18, and one end of the second motor 18 is provided with a transmission plate 19 corresponding to one end of the transmission plate 16.
As shown in fig. 1 and fig. 4, when three sliding seats 6 need to be pushed one by one to move horizontally in the direction approaching or separating from the rotating hub 4, only the sliding plate 17 needs to be driven by the moving piece to move horizontally on the bottom plate 1 along the length direction of the baffle plate 10, at this time, the second motor 18 and the driving plate 19 can move along with the sliding plate 17, when the rotating shaft of the second motor 18 is coaxial with the first rotating post 13 along with the movement of the sliding plate 17, the driving plate 19 horizontally enters the first transmission groove 16, then the moving piece stops working, then the second motor 18 is opened, at this time, the rotating shaft of the second motor 18 drives the driving plate 19 to rotate, the driving plate 19 drives the first transmission block 15 to rotate through the cooperation with the first transmission groove 16, the first transmission block 15 drives the first rotating post 13 to rotate in the rotating groove 12, and the first rotating post 13 drives the first screw 14 to rotate, at this time, because one end of the first screw 14, far from the rotating post 13, passes through the sliding seat 6 and is in threaded connection with the first screw 14, when the first screw 14 rotates, the first motor 6 is pushed to move to the direction approaching or separating from the rotating hub 6, and the first sliding seat 6 is moved horizontally to the proper position, and the first sliding seat is stopped to move horizontally to the first driving plate 19;
then when the second sliding seat 6 needs to be pushed to move horizontally in the direction of approaching or separating from the rotating hub 4, the sliding plate 17 is driven to move horizontally by the moving part until the rotating shaft of the second motor 18 is coaxial with the second rotating column 13, the driving plate 19 horizontally enters the second transmission groove 16, then the moving part stops working, then the second motor 18 is opened, the second screw rod rotates, at the moment, the second sliding seat 6 can move horizontally in the direction of approaching or separating from the rotating hub 4, when the second sliding seat 6 moves to a proper position and the driving plate 19 rotates to a horizontal state, the second motor 18 stops working, and the three sliding seats 6 can be pushed to move horizontally in the direction of approaching or separating from the rotating hub 4 one by one.
As shown in fig. 4, the moving member includes a sliding groove 20 disposed at the top end of the bottom plate 1 along the length direction of the baffle 10, the sliding plate 17 is horizontally slidingly connected in the sliding groove 20, a second screw rod 21 is rotatably connected between two opposite sides of the sliding groove 20, one end of the second screw rod 21 passes through the sliding plate 17 and is in threaded connection with the sliding plate 17, a third motor 22 for driving the second screw rod 21 to rotate is disposed on the bottom plate 1, and the purpose of the arrangement is that when the sliding plate 17 needs to be driven to move horizontally on the bottom plate 1, only the third motor 22 needs to be turned on, and the rotating shaft of the third motor 22 drives the second screw rod 21 to rotate, at this time, one end of the second screw rod 21 passes through the sliding plate 17 and is in threaded connection with the sliding plate 17, so that when the second screw rod 21 rotates, the sliding plate 17 can be pushed to move horizontally in the sliding groove 20.
As shown in fig. 4, the slide plate 17 is provided with a limiting piece for limiting the rotation of the three transmission blocks 15, and the purpose of the arrangement is to limit the rotation of the three transmission blocks 15 by the limiting piece, so that the rotation of the three rotary posts 13 corresponding to the three transmission blocks 15 can be reduced due to vibration;
when the driving plate 19 horizontally enters the first transmission groove 16, the limiting piece releases the limitation of the first transmission block 15 and continues to limit the rest of the second transmission block 15 and the third transmission block 15;
when the driving plate 19 horizontally enters the second transmission groove 16, the limiting piece releases the limitation of the second transmission block 15 and limits the first transmission block 15 and the third transmission block 15;
when the driving plate 19 horizontally enters the third transmission groove 16, the limiting piece releases the limitation of the third transmission block 15 and limits the first transmission block 15 and the second transmission block 15, so that the use is simple and convenient.
As shown in fig. 4 and 5, the limiting member includes a first limiting plate 23 and a second limiting plate 24 which are opposite, the first limiting plate 23 and the second limiting plate 24 are respectively and horizontally located at two sides of the driving plate 19, the bottom ends of the first limiting plate 23 and the second limiting plate 24 are respectively provided with a supporting plate 25, the bottom ends of the two supporting plates 25 are fixedly connected with the top end of the sliding plate 17, the three transmission blocks 15 are respectively located at one side of the driving plate 19, and one side of the first limiting plate 23 close to the baffle 10 is located in the three transmission grooves 16.
As shown in fig. 4 and fig. 5, the first limiting plate 23 is matched with the three transmission grooves 16, so that the three transmission blocks 15 can be limited to be unable to rotate, when the sliding plate 17 moves horizontally, the first limiting plate 23 and the second limiting plate 24 move along with the sliding plate 17 through the supporting plate 25, when the driving plate 19 enters the first transmission groove 16 horizontally, the first limiting plate 23 moves out of the first transmission groove 16 completely, at the moment, the first transmission block 15 is positioned between the first limiting plate 23 and the second limiting plate 24, at the moment, the limitation of the first transmission block 15 can be released, and the second transmission block 15 and the third transmission block 15 can be limited continuously through the first limiting plate 23;
when the driving plate 19 horizontally enters the second transmission groove 16, the first limiting plate 23 completely moves out of the second transmission groove 16, at this time, the second transmission block 15 is positioned between the first limiting plate 23 and the second limiting plate 24, one end of the second limiting plate 24 passes through the first transmission groove 16, at this time, the limitation on the second transmission block 15 can be released, the first transmission block 15 can be limited through the second limiting plate 24, and the third transmission block 15 can be continuously limited through the first limiting plate 23;
when the driving plate 19 horizontally enters the third transmission groove 16, the first limiting plate 23 completely moves out of the third transmission groove 16, at this time, the third transmission block 15 is located between the first limiting plate 23 and the second limiting plate 24, one end of the second limiting plate 24 passes through the second transmission groove 16, at this time, the limitation on the third transmission block 15 can be relieved, and the first transmission block 15 and the second transmission block 15 can be limited through the second limiting plate 24, so that the use is simple and convenient.
As shown in fig. 6, 7 and 8, alternatively, the limiting member comprises three limiting rings 26, the three limiting rings 26 are in one-to-one correspondence with the three transmission blocks 15, one end of each transmission block 15, which is far away from the rotary column 13, is located in the limiting ring 26, the three limiting rings 26 are respectively coaxial with the three rotary columns 13, four supporting columns 27 are respectively arranged on one side, which is close to the baffle 10, of each limiting ring 26, one end, which is far away from the limiting rings 26, of each supporting column 27 is fixedly connected with the baffle 10, each of the three transmission grooves 16 is horizontally slidingly connected with a plugboard 28, opposite ends of each plugboard 28 horizontally extend out of the transmission grooves 16, slots 29 for horizontally embedding two ends, which are used for the plugboard 28, of each plugboard 28 are located outside the transmission grooves 16 are respectively arranged on the inner walls of the three limiting rings 26, one side, which is close to the rotary columns 13, of each compression spring 30 is located in the limiting rings 13, one end, which is far away from each plugboard 28, is fixedly connected with the groove wall of the transmission grooves 16, the top end of each sliding plate 31 is horizontally slidingly connected with a moving plate 31, the top end of each sliding plate 17 is horizontally arranged on the sliding plate 17, the sliding plate 31 is far away from or close to the baffle 10, each sliding plate 31 is horizontally, the sliding plate 31 is horizontally pushed by the sliding plate 31, and the sliding plate 31 is horizontally pushed by the sliding plate 31 on the top plate 17.
As shown in fig. 6, 7 and 8, the insert groove 29 on the limiting ring 26 is matched with the insert plate 28 in the transmission groove 16, so that the transmission block 15 can be limited to be unable to rotate, and when the insert plate 28 is positioned at two ends outside the transmission groove 16 and inserted into the insert groove 29, the compression spring 30 is in a natural state;
when the sliding plate 17 moves, the moving plate 31 and the second motor 18 move along with the sliding plate 17, when the rotating shaft of the second motor 18 is coaxial with the first rotating post 13 along with the movement of the sliding plate 17, the electric cylinder 32 is opened, at the moment, the piston rod of the electric cylinder 32 pushes the moving plate 31 to drive the second motor 18 to horizontally move towards the direction close to the baffle plate 10 until the driving plate 19 on the second motor 18 horizontally enters the first transmission groove 16, the driving plate 19 contacts with one side of the inserting plate 28 away from the compression spring 30 in the process of the driving plate 19 entering the first transmission groove 16, and pushes the inserting plate 28 to be close to the baffle plate 10, at the moment, the compression spring 30 is compressed until one end of the inserting plate 28 positioned in the inserting groove 29 is completely removed from the inserting groove 29, at the moment, the inserting plate 28 is positioned on one side of the limiting ring 26, and at the moment, the limitation on the first transmission block 15 can be relieved;
when the first slide seat 6 moves to a proper position and the driving plate 19 rotates to be horizontal, after the second motor 18 is turned off, two ends of the plugboard 28 outside the transmission groove 16 are aligned with the slots 29 on the limiting ring 26, at the moment, the electric cylinder 32 drives the moving plate 31 to move away from the baffle 10 until the driving plate 19 is completely moved out of the transmission groove 16, in the process of completely moving the driving plate 19 out of the transmission groove 16, the compressed compression spring 30 pushes the plugboard 28 away from the baffle 10 until the two ends of the plugboard 28 outside the transmission groove 16 are inserted into the slots 29, the compression spring 30 is in a natural state, then the electric cylinder 32 continues to drive the moving plate 31 to move away from the baffle 10, and at the moment, the driving plate 19 is separated from the plugboard 28.
As shown in fig. 1 and 9, after the test of the tire body 8 on the tire mounting seat 9 is completed, the baffle 10 is provided with a blowing member for blowing the tire body 8 on the three tire mounting seats 9, the blowing member comprises a suspension plate 33 horizontally arranged at the top end of the baffle 10, the top end of the suspension plate 33 is provided with a rectangular groove 34 positioned above the three tire mounting seats 9, the bottom of the rectangular groove 34 is uniformly provided with a plurality of blowing holes 35, the top end of the suspension plate 33 is detachably connected with a cover plate 36 for closing the notch of the rectangular groove 34, the top end of the suspension plate 33 is provided with a blower 37, the cover plate 36 is provided with a connecting pipe 38 communicated with the rectangular groove 34, one end of the connecting pipe 38 away from the cover plate 36 is communicated with an air outlet of the blower 37, and an inclined plate 39 is arranged between the bottom end of the suspension plate 33 and one side of the baffle 10.
Example 2: the application method of the car tire high-speed performance test device comprises the steps of 1, when the car tire high-speed performance test device is used, three tire bodies 8 are respectively arranged on three tire mounting seats 9, then a first motor 5 is started, a rotating shaft of the first motor 5 drives three rotating hubs 4 to rotate through a rotating shaft 3, then three sliding seats 6 are pushed to move horizontally in the direction close to the rotating hubs 4 one by one through pushing pieces until the tire bodies 8 on the tire mounting seats 9 are tightly pressed with the rotating hubs 4, the tire bodies 8 rotate at a high speed under the driving of the rotating hubs 4, the state that the tire bodies 8 run on a road surface is simulated, further, the high-speed performance and the durability of the tire bodies 8 are tested, and the test can be carried out on a plurality of tire bodies 8 through the process.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (7)
1. The high-speed performance test device for the car tire is characterized by comprising a bottom plate (1) and a fixing frame (2) arranged at the top end of the bottom plate (1), wherein a rotating shaft (3) is rotatably connected to the fixing frame (2), the rotating shaft (3) is horizontally arranged, three rotating hubs (4) are coaxially and fixedly connected to the rotating shaft (3), the three rotating hubs (4) are distributed at intervals along the length direction of the rotating shaft (3), a first motor (5) for driving the rotating shaft (3) to rotate is arranged on the fixing frame (2), three sliding carriages (6) are horizontally and slidingly connected to the top end of the bottom plate (1), the three sliding carriages (6) are in one-to-one correspondence with the three rotating hubs (4), the three sliding carriages (6) are all positioned on one side of the rotating hubs (4), pushing pieces for pushing the three sliding carriages (6) to move horizontally away from or close to the rotating hubs (4) one by one are arranged on the bottom plate (1), vertical plates (7) are arranged at the top ends of the three sliding carriages (6), and one side of the three vertical plates (7) are rotatably connected with tire seats (8) for installing tires (9);
the pushing piece comprises a baffle (10) arranged at the top end of a bottom plate (1), three sliding seats (6) are respectively arranged between the baffle (10) and a fixed frame (2), three rotating grooves (12) are formed in the lower portion of one side of the baffle (10), the three rotating grooves (12) are respectively distributed at intervals along the length direction of the baffle (10), rotating columns (13) are respectively and rotatably connected in the rotating grooves (12), the three rotating columns (13) are respectively and correspondingly arranged with the three sliding seats (6), one end of each rotating column (13) close to the sliding seat (6) is coaxially provided with a first screw rod (14), one end of the three first screw rods (14) far away from the rotary column (13) respectively penetrates through the three sliding seats (6) and is in threaded connection with the sliding seats (6), the centers of one ends of the three rotating shafts (3) far away from the first screw rods (14) are respectively provided with a transmission block (15), one sides of the three transmission blocks (15) are respectively provided with a transmission groove (16), the transmission grooves (16) are communicated with one side of the transmission block (15) far away from the rotary column (13), the top end of the bottom plate (1) is horizontally slidably connected with a sliding plate (17) through a moving part, the sliding plate (17) is positioned on one side of the baffle plate (10) far away from the sliding seats (6), the sliding plate (17) slides along the length direction of the baffle plate (10), the top end of the sliding plate (17) is provided with a second motor (18), and one end of a rotating shaft of the second motor (18) is provided with a driving plate (19) corresponding to one of the transmission grooves (16);
the movable piece comprises a sliding groove (20) arranged at the top end of the bottom plate (1) along the length direction of the baffle (10), the sliding plate (17) is horizontally connected in the sliding groove (20) in a sliding way, a second screw rod (21) is rotationally connected between two opposite sides of the sliding groove (20), one end of the second screw rod (21) penetrates through the sliding plate (17) and is in threaded connection with the sliding plate (17), and a third motor (22) for driving the second screw rod (21) to rotate is arranged on the bottom plate (1);
the slide plate (17) is provided with a limiting piece for limiting the rotation of the three transmission blocks (15).
2. The car tire high-speed performance test device according to claim 1, wherein the limiting piece comprises a first limiting plate (23) and a second limiting plate (24) which are opposite, the first limiting plate (23) and the second limiting plate (24) are respectively horizontally positioned on two sides of the driving plate (19), supporting plates (25) are respectively arranged at the bottom ends of the first limiting plate (23) and the second limiting plate (24), the bottom ends of the two supporting plates (25) are fixedly connected with the top ends of the sliding plates (17), the three transmission blocks (15) are respectively positioned on one side of the driving plate (19), and one side, close to the baffle plate (10), of the first limiting plate (23) is positioned in the three transmission grooves (16).
3. The car tire high-speed performance test device as claimed in claim 1, wherein the limiting piece comprises three limiting rings (26), the three limiting rings (26) are in one-to-one correspondence with the three transmission blocks (15), one ends of the transmission blocks (15) far away from the rotary posts (13) are positioned in the limiting rings (26), the three limiting rings (26) are respectively coaxial with the three rotary posts (13), four supporting columns (27) are respectively arranged on one sides of the three limiting rings (26) close to the baffle plate (10), one ends of the supporting columns (27) far away from the limiting rings (26) are fixedly connected with the baffle plate (10), inserting plates (28) are horizontally slidingly connected in the three transmission grooves (16), opposite ends of the inserting plates (28) horizontally extend out of the transmission grooves (16), inserting grooves (29) for horizontally inserting the two ends of the inserting plates (28) out of the transmission grooves (16) are respectively arranged on the inner walls of the three limiting rings (26), one sides of the three inserting plates (28) close to the rotary posts (13) are respectively provided with four supporting columns (27), one ends of the supporting columns (28) far away from the limiting rings (26) are fixedly connected with the baffle plate (10), one ends of the compression springs (30) far away from the compression plates (16) are horizontally connected with one ends of the compression plates (17) which are horizontally connected with the top ends of the sliding plates (17), the movable plate (31) slides on the sliding plate (17) in a direction far away from or close to the baffle (10), the second motor (18) is fixedly connected to the top end of the movable plate (31), and an electric cylinder (32) for pushing the movable plate (31) to move horizontally is arranged on the sliding plate (17).
4. The car tire high-speed performance test apparatus according to claim 1, wherein the baffle (10) is provided with a blowing member for blowing the tire body (8) on the three tire mounting seats (9) after the tire body (8) on the tire mounting seat (9) is tested.
5. The car tire high-speed performance test device according to claim 4, wherein the air blowing piece comprises a hanging plate (33) horizontally arranged at the top end of the baffle plate (10), the top end of the hanging plate (33) is provided with a rectangular groove (34) positioned above three tire mounting seats (9), a plurality of air blowing holes (35) are uniformly formed in the groove bottom of the rectangular groove (34), the top end of the hanging plate (33) is detachably connected with a cover plate (36) for closing the notch of the rectangular groove (34), the top end of the hanging plate (33) is provided with a blower (37), the cover plate (36) is provided with a connecting pipe (38) communicated with the rectangular groove (34), and one end of the connecting pipe (38) away from the cover plate (36) is communicated with an air outlet of the blower (37).
6. The car tire high-speed performance test apparatus as claimed in claim 5, wherein an inclined plate (39) is provided between the bottom end of the suspension plate (33) and one side of the baffle plate (10).
7. A method for using the device for testing the high-speed performance of the car tire according to any one of the claims 1-6, characterized in that when in use, three tire bodies (8) are respectively arranged on three tire mounting seats (9), then the first motor (5) is started, the rotating shaft of the first motor (5) drives the three rotating hubs (4) to rotate through the rotating shaft (3), then the three sliding seats (6) are pushed one by one through the pushing piece to horizontally move in the direction close to the rotating hubs (4) until the tire bodies (8) on the tire mounting seats (9) are tightly pressed with the rotating hubs (4), the tire bodies (8) rotate at a high speed under the driving of the rotating hubs (4), the running state of the tire bodies (8) is simulated, further the high-speed performance and the durability of the tire bodies (8) are tested, and the plurality of tire bodies (8) can be tested through the process.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311756586.XA CN117433807B (en) | 2023-12-20 | 2023-12-20 | Device and method for testing high-speed performance of car tire |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311756586.XA CN117433807B (en) | 2023-12-20 | 2023-12-20 | Device and method for testing high-speed performance of car tire |
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| CN117433807A (en) | 2024-01-23 |
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