CN219776968U - Tire low-speed dynamic pressure distribution device - Google Patents
Tire low-speed dynamic pressure distribution device Download PDFInfo
- Publication number
- CN219776968U CN219776968U CN202320597322.3U CN202320597322U CN219776968U CN 219776968 U CN219776968 U CN 219776968U CN 202320597322 U CN202320597322 U CN 202320597322U CN 219776968 U CN219776968 U CN 219776968U
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- channel steel
- fixedly connected
- pressure distribution
- dynamic pressure
- tire
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 35
- 239000010959 steel Substances 0.000 claims abstract description 35
- 238000012360 testing method Methods 0.000 claims abstract description 34
- 238000005096 rolling process Methods 0.000 claims abstract description 9
- 230000008093 supporting effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 9
- 238000009530 blood pressure measurement Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Tires In General (AREA)
Abstract
The utility model belongs to the technical field of tire detection equipment, and particularly relates to a tire low-speed dynamic pressure distribution device which comprises two channel steel brackets, wherein rolling resistance testing machines are arranged on the two channel steel brackets together, the upper ends of the channel steel brackets are connected with sliding plates in a sliding mode, mounting frames are arranged at the upper ends of the sliding plates, tires are detachably mounted on the mounting frames, fixing blocks are fixedly connected to the upper ends of the channel steel brackets, and adjusting rods are connected in the fixing blocks through threads. The utility model can obtain the test parameters such as the grounding shape, the grounding effective area, the grounding total area, the grounding length, the grounding width, the grounding shoulder length, the grounding pressure and the like under the dynamic change of the tire in the low-speed running process of the tire through the contact pressure measuring sensor.
Description
Technical Field
The utility model relates to the technical field of tire detection equipment, in particular to a low-speed dynamic pressure distribution device for a tire.
Background
The dynamic pressure distribution of the tire can accurately reflect the actual situation of the tire in the running process, and the shape and the pressure distribution of the tire not only influence the performances of abrasion, durability, gripping force, wet skid, safety and the like of the tire, but also directly influence the bearing, traction and control performances of a vehicle.
There are two methods for accomplishing the dynamic pressure distribution test in the prior art, one is to add special dynamic pressure distribution equipment, and the other is to assemble a simple dynamic pressure distribution equipment by using transparent plates, bases, driving mechanisms, photographic equipment, sensing paper, wheel holders, special tracks, conveyor belts and the like.
However, the first method requires the addition of a dedicated dynamic pressure distribution device, which increases the equipment investment, and the second method requires various parts to assemble the dynamic pressure distribution device, which is complicated to process. Therefore, improvements are needed.
Disclosure of Invention
The utility model aims to provide a low-speed dynamic pressure distribution device for a tire, which solves the problems of complex processing and high cost.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tire low-speed dynamic pressure distribution device, includes two channel-section steel supports, two be provided with rolling resistance test machine on the channel-section steel support jointly, the upper end sliding connection of channel-section steel support has the slide, the upper end of slide is provided with the mounting bracket, demountable installation has the tire on the mounting bracket, the upper end fixedly connected with fixed block of channel-section steel support, be connected with the regulation pole through the threaded connection in the fixed block, the tip rotation of adjusting the pole is connected with the adapter sleeve, fixedly connected with connecting block on the adapter sleeve, the connecting block with slide fixedly connected with through threaded connection in the adapter sleeve limit bolt, limit bolt's tail end with adjust pole sliding connection, fixedly connected with base on the channel-section steel support, the surface of base is provided with driving motor, fixedly connected with lead screw on driving motor's the output shaft, the outside of lead screw is provided with test platform through threaded connection, test platform's surface is provided with contact pressure measurement sensor.
Preferably, the bottom of each channel steel bracket is welded with a supporting leg, and the supporting legs are made of steel. The whole body is supported by the design of the supporting legs.
Preferably, the bottom of the sliding plate is provided with balls, and the balls are in contact with the channel steel bracket. Through the design of ball, have the auxiliary role to the slip of slide on the channel-section steel support.
Preferably, the adjusting rod is fixedly connected with a rotary table, and the rotary table is fixedly connected with a rotary rod. Through the design of carousel and bull stick, the regulation pole of being convenient for rotates.
Preferably, the surface of the adjusting rod is provided with an annular groove, and the annular groove is in sliding connection with the limit bolt. Through the design of the ring groove, the adjusting rod is matched with the limit bolt, so that the rotation of the adjusting rod is not influenced, and the connection between the adjusting rod and the connecting sleeve is facilitated.
Preferably, the surface fixedly connected with guide rail of base, the guide rail with test platform contact, sliding connection has the guide block in the guide rail, fixedly connected with on the guide block test platform. Through the design of guide block and guide rail, have the guide effect to the removal of test platform.
The beneficial effects of the utility model are as follows:
1. the utility model realizes low-speed dynamic pressure distribution test by adding a small dynamic pressure distribution component on the existing rolling resistance testing machine, wherein the dynamic pressure distribution component comprises a base, a driving motor, a guide rail, a lead screw, a contact pressure measurement sensor and a test platform, and the contact pressure measurement sensor can obtain test parameters such as grounding shape, grounding effective area, grounding total area, grounding length, grounding width, grounding length of a tire shoulder, grounding pressure and the like under the dynamic change of the tire in the low-speed running process of the tire.
2. According to the utility model, the sliding disc with the balls is arranged on the channel steel bracket, the mounting frame is arranged on the sliding disc for mounting the tire to be detected, the fixed block is arranged on the channel steel bracket, the adjusting rod is arranged in the fixed block, the end part of the adjusting rod is fixed with the connecting block through the connecting sleeve, the connecting block is fixedly connected with the sliding disc, so that the sliding disc can generate transverse displacement through the threaded movement between the adjusting rod and the fixed block, the distance between the tire and the contact pressure measuring sensor is controlled, the detection of tires with different sizes is satisfied, and the applicability is increased.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front cross-sectional view of the partial structure of FIG. 1 of the present utility model;
fig. 3 is a front view of fig. 1 of the present utility model.
In the figure: 1. a channel steel bracket; 2. support legs; 3. a rolling resistance testing machine; 4. a slide plate; 5. a ball; 6. a mounting frame; 7. a tire; 8. a fixed block; 9. an adjusting rod; 10. a turntable; 11. a rotating rod; 12. connecting sleeves; 13. a connecting block; 14. a limit bolt; 15. a ring groove; 16. a base; 17. a driving motor; 18. a screw rod; 19. a test platform; 20. a contact pressure measurement sensor; 21. a guide rail; 22. and a guide block.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 and 3, a tire low-speed dynamic pressure distribution device comprises two channel steel brackets 1, supporting legs 2 are welded at the bottom of each channel steel bracket 1, the supporting legs 2 are made of steel, a supporting effect is achieved on the whole body through the design of the supporting legs 2, rolling resistance testing machines 3 are arranged on the two channel steel brackets 1 together, sliding discs 4 are connected to the upper ends of the channel steel brackets 1 in a sliding mode, balls 5 are arranged at the bottoms of the sliding discs 4, the balls 5 are in contact with the channel steel brackets 1, an auxiliary effect is achieved on sliding of the sliding discs 4 on the channel steel brackets 1 through the design of the balls 5, mounting frames 6 are arranged at the upper ends of the sliding discs 4, and tires 7 are detachably mounted on the mounting frames 6.
Referring to fig. 1 and 2, the upper end of the channel steel bracket 1 is fixedly connected with a fixed block 8, an adjusting rod 9 is connected in the fixed block 8 through threads, a rotary table 10 is fixedly connected to the adjusting rod 9, a rotary rod 11 is fixedly connected to the rotary table 10, the adjusting rod 9 is convenient to rotate through the design of the rotary table 10 and the rotary rod 11, the end part of the adjusting rod 9 is rotationally connected with a connecting sleeve 12, a connecting block 13 is fixedly connected to the connecting sleeve 12, the connecting block 13 is fixedly connected with the sliding plate 4, a limit bolt 14 is connected in the connecting sleeve 12 through threads, the tail end of the limit bolt 14 is in sliding connection with the adjusting rod 9, a ring groove 15 is formed in the surface of the adjusting rod 9, the ring groove 15 is in sliding connection with the limit bolt 14, and is matched with the limit bolt 14 through the design of the ring groove 15, so that the rotation of the adjusting rod 9 is not affected, and the connection between the adjusting rod 9 and the connecting sleeve 12 is facilitated.
Referring to fig. 1 and 3, a base 16 is fixedly connected to a channel steel bracket 1, a driving motor 17 is arranged on the surface of the base 16, a lead screw 18 is fixedly connected to an output shaft of the driving motor 17, a test platform 19 is connected to the outside of the lead screw 18 through threads, a contact pressure measurement sensor 20 is arranged on the surface of the test platform 19, a guide rail 21 is fixedly connected to the surface of the base 16, the guide rail 21 is in contact with the test platform 19, a guide block 22 is connected to the guide rail 21 in a sliding manner, a test platform 19 is fixedly connected to the guide block 22, and the guide block 22 and the guide rail 21 are designed to guide movement of the test platform 19.
The specific implementation process of the utility model is as follows: when the tire 7 with good appearance quality is used as a test tire, the tire 7 is assembled on a rim, then inflated to test requirement air pressure, the parking time of the tire 7 is required to meet test requirements, then the tire 7 and rim assembly is assembled on a mounting frame 6 of a station shaft of a rolling resistance tester 3, then the rolling resistance tester 3 is used for loading test load on the tire 7, the test tire 7 is in plane contact with the lower end of a test platform 19 after loading is finished, a driving motor 17 drives a screw 18 to rotate, so that the test platform 19 moves from bottom to top at a certain speed, the tire 7 starts rolling, when the test platform 19 moves to the lower end of a contact pressure measuring sensor 20, the sensor is started to record dynamic pressure distribution images of the tire 7 in real time, and when the tire 7 rolls to the upper end of the test platform 19, the test is stopped, and parameters such as the grounding shape, the effective grounding area, the grounding total area, the grounding length, the grounding shoulder length, the grounding pressure and the like of the tire 7 under dynamic change can be obtained through the contact pressure measuring sensor 20 in the low-speed running process of the tire 7;
in addition, the turntable 10 is driven to rotate by the rotating rod 11, the turntable 10 drives the adjusting rod 9 to rotate, the adjusting rod 9 generates transverse displacement through threaded movement between the adjusting rod 9 and the fixed block 8, then the adjusting rod 9 drives the connecting block 13 to move through the connecting sleeve 12, and the connecting block 13 drives the sliding plate 4 to slide on the channel steel bracket 1, so that the distance between the tire 7 and the contact pressure measuring sensor 20 is controlled, the detection of tires 7 with different sizes is met, and the applicability is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a tire low-speed dynamic pressure distribution device, includes two channel-section steel supports (1), its characterized in that: the device comprises a channel steel support (1), wherein rolling resistance testing machines (3) are arranged on the channel steel support (1) jointly, sliding discs (4) are connected to the upper ends of the channel steel support (1) in a sliding mode, mounting frames (6) are arranged at the upper ends of the sliding discs (4), tires (7) are detachably mounted on the mounting frames (6), fixing blocks (8) are fixedly connected to the upper ends of the channel steel support (1), adjusting rods (9) are connected to the fixing blocks (8) in a threaded mode, connecting sleeves (12) are connected to the end portions of the adjusting rods (9) in a rotating mode, connecting blocks (13) are fixedly connected to the connecting sleeves (12), limiting bolts (14) are connected to the connecting sleeves (12) in a threaded mode, bases (16) are connected to the channel steel support (1) in a sliding mode, driving motors (17) are arranged on the surfaces of the bases (16), driving motors (18) are fixedly connected to output shafts (18) of the driving motors, and screw rods (19) are connected to a threaded platform (19) in a threaded mode, and a screw rod (19) is arranged on the outer portion of the screw platform.
2. A low-speed dynamic pressure distribution device for tires according to claim 1, characterized in that: the bottom of each channel steel bracket (1) is welded with a supporting leg (2), and the supporting legs (2) are made of steel.
3. A low-speed dynamic pressure distribution device for tires according to claim 1, characterized in that: the bottom of the sliding disc (4) is provided with a ball (5), and the ball (5) is in contact with the channel steel bracket (1).
4. A low-speed dynamic pressure distribution device for tires according to claim 1, characterized in that: the rotary table (10) is fixedly connected to the adjusting rod (9), and the rotary table (10) is fixedly connected with the rotary rod (11).
5. A low-speed dynamic pressure distribution device for tires according to claim 1, characterized in that: an annular groove (15) is formed in the surface of the adjusting rod (9), and the annular groove (15) is in sliding connection with the limit bolt (14).
6. A low-speed dynamic pressure distribution device for tires according to claim 1, characterized in that: the surface fixedly connected with guide rail (21) of base (16), guide rail (21) with test platform (19) contact, sliding connection has guide block (22) in guide rail (21), fixedly connected with on guide block (22) test platform (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320597322.3U CN219776968U (en) | 2023-03-24 | 2023-03-24 | Tire low-speed dynamic pressure distribution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320597322.3U CN219776968U (en) | 2023-03-24 | 2023-03-24 | Tire low-speed dynamic pressure distribution device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219776968U true CN219776968U (en) | 2023-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320597322.3U Active CN219776968U (en) | 2023-03-24 | 2023-03-24 | Tire low-speed dynamic pressure distribution device |
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| Country | Link |
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| CN (1) | CN219776968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120466274A (en) * | 2025-07-14 | 2025-08-12 | 济南鲁泉机械厂 | A power cylinder test device |
-
2023
- 2023-03-24 CN CN202320597322.3U patent/CN219776968U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120466274A (en) * | 2025-07-14 | 2025-08-12 | 济南鲁泉机械厂 | A power cylinder test device |
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