CN114136825B - Automobile tire abrasion resistance testing device - Google Patents
Automobile tire abrasion resistance testing device Download PDFInfo
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- CN114136825B CN114136825B CN202210109672.0A CN202210109672A CN114136825B CN 114136825 B CN114136825 B CN 114136825B CN 202210109672 A CN202210109672 A CN 202210109672A CN 114136825 B CN114136825 B CN 114136825B
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- 238000012360 testing method Methods 0.000 title claims abstract description 64
- 238000005299 abrasion Methods 0.000 title claims abstract description 23
- 230000001105 regulatory effect Effects 0.000 claims abstract description 29
- 230000000670 limiting effect Effects 0.000 claims description 33
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 4
- 230000008859 change Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 238000001514 detection method Methods 0.000 description 7
- 244000309464 bull Species 0.000 description 3
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- 238000012986 modification Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
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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
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Abstract
The invention discloses an automobile tire abrasion resistance testing device, which belongs to the technical field of automobile tire testing and comprises a conveying device, a speed regulating device, a tire clamping device, an abrasion resistance testing device and a blanking table, wherein the conveying device is arranged on the ground; according to the invention, a batch of spot-inspected tires are sequentially conveyed to the lower part of the tire clamping device through the conveying device, the tire clamping device fixes the tire to be detected, the abrasion resistance testing device moves to the two sides of the tire and controls the tire to rotate by using the speed regulating device, the abrasion resistance of the tire is detected, the speed regulating device regulates the rotation speed of the tire according to the tires with different sizes, the tire is conveyed to the blanking table through the conveying device after the test is finished, and a detector measures the diameter change of the outer ring of the tire to judge whether the abrasion resistance is qualified.
Description
Technical Field
The invention relates to the technical field of automobile tire testing, in particular to an automobile tire abrasion resistance testing device.
Background
In order to increase the sales volume of the automobile tires and improve the brand awareness of the automobile tires, the quality of the automobile tires needs to be continuously improved, the wear resistance of the automobile tires needs to be mastered to improve the quality of the automobile tires, and the wear resistance of the automobile tires needs to be tested to master the wear resistance of the automobile tires.
However, the prior art has the following problems when detecting the tire:
first, the position of the central axis of the tire cannot be quickly located, so that the center of gravity of the tire shifts in the high-speed rotation process, errors exist in the tire wear detection result, and the service life of the detection device is reduced if the rotation speed is too fast and the clamp is integrally oscillated in the rotation process.
Secondly, in the tire detection process, in order to improve the detection efficiency, the tire needs to be driven to rotate at a high speed, and if the rotation speed is too high, the surface temperature of the tire is rapidly increased under the action of friction force, so that the difference between the tire and the actual wear condition is generated, and the wear data is inaccurate.
Disclosure of Invention
The embodiment of the invention provides a device for testing the abrasion resistance of an automobile tire, which aims to solve the technical problems that in the prior art, tire abrasion resistance detection equipment cannot position a spindle in the tire and cannot control the temperature of the surface of the tire.
The embodiment of the invention adopts the following technical scheme: including conveyor, speed adjusting device, tire clamping device, wear-resisting testing arrangement and unloading platform, conveyor sets up subaerial, speed adjusting device sets up subaerial and is located conveyor is directly over, install the speed adjusting device bottom tire clamping device, wear-resisting testing arrangement installs one side of conveyor, the unloading platform is installed conveyor's one end.
Further, conveyor includes hydraulic stem, carries fixed plate, transport rotary drum, conveyer belt, belt pulley, driving belt and first driving motor, the hydraulic stem has four, carry fixed plate have two, two carry fixed plate be the symmetry setting and every carry the both ends of fixed plate bottom respectively with two the top of hydraulic stem links up, and four the equal vertical setting of hydraulic stem is subaerial, carry the rotary drum to have a plurality of, a plurality of carry the rotary drum equidistance to set up between two carry the fixed plate and a plurality of carry the both ends of rotary drum respectively with two the side of carrying the fixed plate rotates to be connected, a plurality of carry the cover on the rotary drum to be equipped with the conveyer belt, first driving motor installs in one carry the bottom of fixed plate, the belt pulley has a plurality of, a plurality of the belt pulley is installed respectively in a plurality of carry the one end of rotary drum and the output of first driving motor And the plurality of belt pulleys are sleeved with the transmission belts.
Furthermore, be equipped with the spacing ring on the conveyer belt, the spacing ring has a plurality of, a plurality of the equidistance distribution of spacing ring is in on the conveyer belt.
Furthermore, the speed regulating device comprises two mounting rods, a mounting box, a speed regulating driving assembly and a gear speed regulating assembly, the two mounting rods are respectively vertically arranged at two sides of the conveying device, two ends of the mounting box are respectively connected with the top ends of the two mounting rods, the mounting box is hollow, the speed regulating driving assembly comprises a first driving electric cylinder, a second driving motor, a first helical gear, a second helical gear, a first rotating shaft and a second rotating shaft, the first driving electric cylinder is vertically arranged at the top end of the mounting box, the output end of the first driving electric cylinder penetrates through the top end of the mounting box, the first rotating shaft is vertically arranged at one side of the first driving electric cylinder and is rotatably connected with the top end of the mounting box, one end of the first rotating shaft is positioned outside the mounting box, and the other end of the first rotating shaft is positioned inside the mounting box, the top of first axis of rotation is provided with first helical gear, second driving motor sets up first axis of rotation is kept away from one side of first drive electric cylinder and is installed the top of mounting box, second driving motor's output is installed the second helical gear just the second helical gear with first helical gear meshing, second driving motor keeps away from one side of first axis of rotation is equipped with the second axis of rotation just the both ends of second axis of rotation respectively with the both ends of mounting box are rotated and are connected, the bottom of second axis of rotation is passed the bottom of mounting box just is located the outside of mounting box.
Further, the gear speed regulation subassembly includes that speed governing cover, speed governing clamp, first gear wheel, first pinion, second gear wheel and second pinion, first axis of rotation is located tip in the mounting box clamps the speed governing cover just the speed governing cover with first axis of rotation sliding fit, install the one end of speed governing cover first gear wheel, first pinion sets up the tip of speed governing cover and is located the below of first gear wheel, the second gear wheel is installed in the second axis of rotation and inside being located the mounting box, and the second gear wheel with first pinion engagement, the second pinion is installed in the second axis of rotation and be located the top of second gear wheel, the output of first driving electric jar is installed the speed governing presss from both sides just the speed governing press from both sides with the speed governing cover joint.
Further, the tire clamping device comprises a connecting frame, a second driving electric cylinder, a fixed disc, moving rods, a lifting disc and clamping rods, wherein the top of the connecting frame is connected with the bottom of the second rotating shaft, the second driving electric cylinder is installed in the connecting frame, the output end of the second driving electric cylinder is arranged downwards, the output end of the second driving electric cylinder is located outside the connecting frame, the output end of the second driving electric cylinder penetrates through the central position of the fixed disc and is connected with the fixed disc, the lifting disc is installed at the end part of the output end of the second driving electric cylinder, six through grooves are uniformly distributed on the fixed disc in a circular shape, the six moving rods respectively penetrate through the six through grooves on the fixed disc, the bottom ends of the six moving rods are respectively connected with the side ends of the lifting disc, and the clamping rods are six, the top end of each clamping rod is connected with the top end of one moving rod, and one side, close to the fixed disc, of each clamping rod is rotatably connected with the side end of the fixed disc.
Further, the wear-resisting testing device comprises a mounting frame, a limiting rod, a first lead screw, a second lead screw, a third driving motor, a fourth driving motor, a first driving block, a second driving block and a wear-resisting testing column, wherein the mounting frame is mounted on the ground and located on one side of the conveying belt, the limiting rod is provided with two limiting rods, the spacing intervals of the limiting rods are arranged on the mounting frame, the two ends of the limiting rods are respectively connected with the two sides of the mounting frame, the first lead screw is arranged between the limiting rods, the two ends of the first lead screw are respectively connected with the two sides of the mounting frame in a rotating mode, the second lead screw is arranged between the limiting rods, the two ends of the second lead screw are respectively connected with the two sides of the mounting frame in a rotating mode, the second lead screw is located below the first lead screw, the third driving motor is mounted on one side of the mounting frame, the output end of the third driving motor is connected with one side of the first lead screw The end is connected, the fourth drive motor is installed the opposite side of mounting bracket just fourth drive motor's output with the one end of second lead screw is connected, one of them the gag lever post with the cover is equipped with on the first lead screw first drive block just first drive block with first lead screw sliding fit, another one the gag lever post with the cover is equipped with on the second lead screw the second drive block just the second drive block with second lead screw sliding fit, the wear-resisting test post has two, first drive block with one is all installed at the top of second drive block wear-resisting test post and two the wear-resisting test post is located respectively tire clamping device's both sides.
The embodiment of the invention adopts at least one technical scheme which can achieve the following beneficial effects:
firstly, the speed regulating device is arranged, so that the temperature of the surface of the tire can be monitored in real time by using the temperature sensor when the wear resistance is detected, and when the temperature of the surface of the tire is too high, the speed of the tire is controlled to be reduced by the speed regulating device, the rotation frequency of the tire is reduced, the friction speed of the tire is reduced, and the surface temperature of the tire is reduced; when the temperature of the tire is in a proper range, the speed of the tire is controlled to accelerate through the speed regulating device, and the rotation frequency of the tire is increased, so that the friction speed of the tire is increased, and the wear resistance detection efficiency of the tire is improved.
When the tire abrasion resistance testing device is used, after a tire is clamped by the tire clamping device, the third driving motor and the fourth driving motor work to drive the first screw rod and the second screw rod to rotate, so that the first driving block and the second driving block are driven to slide on the first screw rod and the second screw rod, the two abrasion resistance testing columns on the first driving block and the second driving block are driven to respectively move to be in contact with two sides of the tire, finally, the speed regulating device is driven to drive the tire to rotate between the two abrasion resistance testing columns, and the outer ring of the tire rubs against the two abrasion resistance testing columns, so that the effect of testing the abrasion resistance of the tire is achieved.
Thirdly, when the tire needs to be clamped and fastened, the hydraulic rod in the conveying device is driven to rise to drive the tire to move to the position of the clamping rod in the tire clamping device, the output end of the second driving electric cylinder is controlled to contract to drive the lifting disc to rise, so that the six moving rods are driven to rotate clockwise in the six through grooves respectively, the six clamping rods are driven to rotate anticlockwise respectively by taking the joint with the fixed disc as an axis, the six clamping rods are in a tightened state and are positioned at the hollow part in the center of the tire, then the output end of the second driving electric cylinder is driven to extend to drive the lifting disc to descend, so that the six moving rods are driven to rotate anticlockwise in the six through grooves respectively, the six clamping rods are driven to rotate clockwise by taking the joint with the fixed disc as an axis respectively, and the six clamping rods are in an opened state and are in contact with the side wall of the inner ring of the tire, the six clamping rods are simultaneously in an opened state and are in contact with the side wall of the inner ring of the tire, the distances between the inner wall of the tire and the periphery of the lifting disc are equal under the synchronous driving of the six clamping rods, and therefore the central shaft of the tire and the central shaft of the lifting disc are positioned on the same axis, the effect of quickly positioning the central shaft in the tire is achieved, and meanwhile the fixing structure can be used for fixing tires with different sizes.
Fourth, before detecting the selective examination tire, at first place a batch of selective examination tire on the conveyer belt, it is rotatory to drive a plurality of belt pulley of the rotatory drive of driving motor output to it is rotatory to drive a plurality of transport rotary drum, thereby it rotates to drive the conveyer belt, thereby realized carrying the effect that the tire removed, thereby the height of the height adjustment tire of conveyer belt can be adjusted to the flexible of hydraulic stem output simultaneously, so that press from both sides tightly fixedly to the tire. After the test is finished, conveying the tire to a blanking table through a conveying belt, and measuring the diameter change of the outer ring of the tire by a detector to judge whether the wear resistance is qualified; the tire is placed in the limiting ring, so that the limiting effect on the tire can be achieved, and the tire is prevented from displacing in the conveying process and the clamping process.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic perspective view of the conveying device of the present invention;
FIG. 4 is a schematic view of a part of the structure of the conveying apparatus according to the present invention;
FIG. 5 is a first perspective view of the tire clamping device of the present invention;
FIG. 6 is a schematic perspective view of a tire clamping device according to the present invention;
FIG. 7 is a schematic view of an exploded structure of the tire clamping device of the present invention;
FIG. 8 is a schematic perspective view of the speed adjusting device of the present invention;
FIG. 9 is a schematic view of a part of the structure of the speed adjusting device of the present invention;
fig. 10 is a schematic perspective view of the wear testing apparatus of the present invention.
Reference numerals
1. A conveying device; 11. a hydraulic rod; 12. conveying the fixed plate; 13. a conveying drum; 14. a conveyor belt; 15. a belt pulley; 16. a drive belt; 17. a first drive motor; 2. a limiting ring; 3. a speed regulating device; 31. mounting a rod; 32. mounting a box; 33. a speed-regulating drive assembly; 331. a first driving electric cylinder; 332. a second drive motor; 333. a first helical gear; 334. a second helical gear; 335. a first rotating shaft; 336. a second rotating shaft; 34. a gear speed regulation assembly; 341. a speed regulating sleeve; 342. a speed regulating clamp; 343. a first bull gear; 344. a first pinion gear; 345. a second bull gear; 346. a second pinion gear; 4. a tire gripping device; 41. a connecting frame; 42. a second driving electric cylinder; 43. fixing the disc; 44. a travel bar; 45. a lifting plate; 46. a clamping lever; 5. a wear resistance testing device; 51. a mounting frame; 52. a limiting rod; 53. a first lead screw; 54. a second lead screw; 55. a third drive motor; 56. a fourth drive motor; 57. a first driving block; 58. a second driving block; 59. a wear test column; 6. a blanking table.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 10, an embodiment of the present invention provides an automobile tire abrasion resistance testing device, including a conveying device 1, a speed adjusting device 3, a tire clamping device 4, an abrasion resistance testing device 5, and a blanking table 6, where the conveying device 1 is disposed on the ground, the speed adjusting device 3 is disposed on the ground and located right above the conveying device 1, the tire clamping device 4 is mounted at the bottom of the speed adjusting device 3, the abrasion resistance testing device 5 is mounted on one side of the conveying device 1, and the blanking table 6 is mounted at one end of the conveying device 1; according to the invention, a batch of randomly-inspected tires are sequentially conveyed to the position below a tire clamping device 4 through a conveying device 1, the tires to be detected are fixed by using the tire clamping device 4, a wear-resistant testing device 5 is controlled to move to the two sides of the tires, and then the tires are controlled to rotate by using a speed regulating device 3, so that the wear resistance of the tires is detected, the speed regulating device 3 can regulate the rotation speed of the tires with different sizes, the tires are conveyed to a blanking table 6 through the conveying device 1 after the test is finished, and a detector measures the diameter change of the outer ring of the tires to judge whether the wear resistance is qualified.
Preferably, referring to fig. 3 to 4, the conveying device 1 includes four hydraulic rods 11, two conveying fixing plates 12, two conveying drums 13, two conveying belts 14, a belt pulley 15, a driving belt 16 and a first driving motor 17, the two hydraulic rods 11 are provided, the two conveying fixing plates 12 are symmetrically arranged, two ends of the bottom of each conveying fixing plate 12 are respectively engaged with the top ends of the two hydraulic rods 11, and the four hydraulic rods 11 are vertically arranged on the ground, the conveying drums 13 are provided in plurality, the conveying drums 13 are equidistantly arranged between the two conveying fixing plates 12, two ends of each conveying drum 13 are respectively rotatably connected with the side ends of the two conveying fixing plates 12, the conveying drums 13 are sleeved with the conveying belts 14, the first driving motor 17 is mounted at the bottom end of one conveying fixing plate 12, a plurality of belt pulleys 15 are arranged, the plurality of belt pulleys 15 are respectively arranged at one end of the plurality of conveying rotary drums 13 and the output end of a first driving motor 17, and the plurality of belt pulleys 15 are sleeved with the transmission belt 16; before detecting the selective examination tire, at first place a batch of selective examination tire on conveyer belt 14, it is rotatory to drive a plurality of belt pulley 15 of the rotatory drive of 17 output ends of driving motor, thereby it is rotatory to drive a plurality of transport rotary drum 13, thereby it rotates to drive conveyer belt 14, thereby the effect of carrying the tire removal has been realized, thereby the flexible height of the height adjustment tire that can adjust conveyer belt 14 of 11 outputs of hydraulic stem simultaneously, so that press from both sides the clamp fixedly to the tire. After the test is finished, the tire is conveyed to the blanking table 6 through the conveying belt 14, and the detector measures the diameter change of the outer ring of the tire to judge whether the wear resistance is qualified.
Preferably, referring to fig. 3, a plurality of limiting rings 2 are arranged on the conveying belt 14, and the plurality of limiting rings 2 are equidistantly distributed on the conveying belt 14; the tire is placed in the limiting ring 2, so that the tire can be limited, and the tire is prevented from being displaced in the conveying process and the clamping process.
Preferably, referring to fig. 8 to 9, the speed adjusting device 3 includes two mounting rods 31, a mounting box 32, a speed adjusting driving component 33 and a gear speed adjusting component 34, the two mounting rods 31 are respectively vertically disposed on two sides of the conveying device 1, two ends of the mounting box 32 are respectively connected to top ends of the two mounting rods 31, the mounting box 32 is hollow, the speed adjusting driving component 33 includes a first driving electric cylinder 331, a second driving motor 332, a first bevel gear 333, a second bevel gear 334, a first rotating shaft 335 and a second rotating shaft 336, the first driving electric cylinder 331 is vertically disposed at a top end of the mounting box 32, an output end of the first driving electric cylinder 331 passes through a top end of the mounting box 32, the first rotating shaft 335 is vertically disposed at one side of the first driving electric cylinder 331 and is rotatably connected to the top end of the mounting box 32, one end of the first rotating shaft 335 is located outside the mounting box 32 and the other end of the first rotating shaft 335 is located inside the mounting box 32, the first bevel gear 333 is provided at the tip of the first rotary shaft 335, the second driving motor 332 is provided at the side of the first rotary shaft 335 remote from the first driving electric cylinder 331 and is mounted at the tip of the mounting box 32, the output end of the second driving motor 332 is provided with the second bevel gear 334 and the second bevel gear 334 is engaged with the first bevel gear 333, the second rotating shaft 336 is arranged on one side of the second driving motor 332 far away from the first rotating shaft 335, and two ends of the second rotating shaft 336 are respectively connected with two ends of the mounting box 32 in a rotating manner, the bottom end of the second rotating shaft 336 passes through the bottom end of the mounting case 32 and is located outside the mounting case 32.
Preferably, as shown in fig. 9, the gear speed adjusting assembly 34 includes a speed adjusting sleeve 341, a speed adjusting clamp 342, a first large gear 343, a first small gear 344, a second large gear 345 and a second small gear 346, the first rotating shaft 335 is located in the mounting box 32, the end of the first rotating shaft is clamped with the speed adjusting sleeve 341, the speed adjusting sleeve 341 is in sliding fit with the first rotating shaft 335, the first large gear 343 is installed at one end of the speed adjusting sleeve 341, the first small gear 344 is disposed at the end of the speed adjusting sleeve 341 and below the first large gear 343, the second large gear 345 is installed on the second rotating shaft 336 and located in the mounting box 32, the second large gear 345 is engaged with the first small gear 344, the second small gear 346 is installed on the second rotating shaft 336 and above the second large gear 345, the output end of the first driving electric cylinder 331 is installed with the speed adjusting clamp 342, and the speed adjusting clamp 342 is clamped with the speed adjusting sleeve 341 (ii) a After the tire is clamped and fixed by the tire clamping device 4, the output end of the second driving motor 332 is driven to rotate to drive the second bevel gear 334 to rotate so as to drive the first bevel gear 333 meshed with the second bevel gear to rotate, so as to drive the first rotating shaft 335 and the speed regulating sleeve 341 to rotate, so as to drive the first pinion 344 and the second bull gear 345 meshed with the first pinion 344 to rotate, so as to drive the second rotating shaft 336 to rotate, so as to drive the tire clamping device 4 installed on the second rotating shaft 336 to rotate, so as to drive the tire to rotate for the wear resistance test, when the wear resistance test is carried out, the temperature of the surface of the tire can be monitored in real time by using the temperature sensor, when the temperature of the surface of the tire is too high, the speed regulating device 3 is used for controlling the deceleration of the tire, so as to reduce the rotating frequency of the tire, so as to reduce the friction speed of the tire, and further reduce the surface temperature of the tire; when the temperature of the tire is in a proper range, the speed regulating device 3 controls the tire to accelerate, and the rotation frequency of the tire is increased, so that the friction speed of the tire is increased, and the wear resistance detection efficiency of the tire is improved.
Preferably, as shown in fig. 5 to 7, the tire clamping device 4 includes a connecting frame 41, a second driving electric cylinder 42, a fixed disk 43, a moving rod 44, a lifting disk 45 and a clamping rod 46, the top of the connecting frame 41 is connected to the bottom of the second rotating shaft 336, the second driving electric cylinder 42 is installed in the connecting frame 41, the output end of the second driving electric cylinder 42 is disposed downward, the output end of the second driving electric cylinder 42 is located outside the connecting frame 41, the output end of the second driving electric cylinder 42 passes through the central position of the fixed disk 43 and is connected to the fixed disk 43, the lifting disk 45 is installed at the output end of the second driving electric cylinder 42, six through grooves are uniformly distributed on the fixed disk 43 in a circular shape, six moving rods 44 are provided, the six moving rods 44 pass through the six through grooves on the fixed disk 43 respectively, and the bottom ends of the six moving rods 44 are respectively connected to the side end of the lifting disk 45, six clamping rods 46 are provided, the top end of each clamping rod 46 is engaged with the top end of one moving rod 44, and one side of each clamping rod 46, which is close to the fixed disc 43, is rotatably connected with the side end of the fixed disc 43; when the tire needs to be clamped and fastened, firstly, the hydraulic rod 11 in the conveying device 1 is driven to rise to drive the tire to move to the position of the clamping rod 46 in the tire clamping device 4, the output end of the second driving electric cylinder 42 is controlled to contract to drive the lifting disc 45 to rise, so as to drive the six moving rods 44 to rotate clockwise in the six through grooves respectively, so as to drive the six clamping rods 46 to rotate anticlockwise respectively by taking the joint with the fixed disc 43 as an axis, so that the six clamping rods 46 are in a tightened state and are positioned at the hollow part in the center of the tire, then, the output end of the second driving electric cylinder 42 is driven to extend to drive the lifting disc 45 to descend, so as to drive the six moving rods 44 to rotate anticlockwise in the six through grooves respectively, so as to drive the six clamping rods 46 to rotate clockwise by taking the joint with the fixed disc 43 as an axis respectively, so that the six clamping rods 46 are simultaneously in an opened state to be in contact with the side wall of the inner ring of the tire, under the synchronous drive of the six clamping rods 46, the distances between the inner wall of the tire and the periphery of the lifting disc 45 are equal, so that the central axis of the tire and the central axis of the lifting disc 45 are on the same axis, and the effect of quickly positioning the central axis of the tire is achieved.
Preferably, referring to fig. 10, the wear testing apparatus 5 includes a mounting frame 51, two limiting rods 52, a first lead screw 53, a second lead screw 54, a third driving motor 55, a fourth driving motor 56, a first driving block 57, a second driving block 58 and a wear testing column 59, the mounting frame 51 is mounted on the ground and located on one side of the conveying belt 14, there are two limiting rods 52, the two limiting rods 52 are arranged on the mounting frame 51 at intervals, two ends of the two limiting rods 52 are respectively connected with two sides of the mounting frame 51, the first lead screw 53 is arranged between the two limiting rods 52, two ends of the first lead screw 53 are respectively rotatably connected with two sides of the mounting frame 51, the second lead screw 54 is arranged between the two limiting rods 52, and two ends of the second lead screw 54 are respectively rotatably connected with two sides of the mounting frame 51, and the second lead screw 54 is located below the first lead screw 53, the third driving motor 55 is installed at one side of the mounting frame 51 and the output end of the third driving motor 55 is connected with one end of the first lead screw 53, the fourth driving motor 56 is installed at the other side of the mounting frame 51 and the output end of the fourth driving motor 56 is connected with one end of the second lead screw 54, one of the limiting rod 52 and the first lead screw 53 is sleeved with the first driving block 57 and the first driving block 57 is in sliding fit with the first lead screw 53, the other one of the limiting rod 52 and the second lead screw 54 is sleeved with the second driving block 58 and the second driving block 58 is in sliding fit with the second lead screw 54, two wear-resistant testing columns 59 are provided, one wear-resistant testing column 59 is installed at the tops of the first driving block 57 and the second driving block 58, and the two wear-resistant testing columns 59 are respectively located on the wheel 53 Both sides of the tire gripping device 4; after the tire is clamped by the tire clamping device 4, the output ends of the third driving motor 55 and the fourth driving motor 56 are driven to rotate to drive the first screw rod 53 and the second screw rod 54 to rotate, so that the first driving block 57 and the second driving block 58 are driven to slide on the first screw rod 53 and the second screw rod 54, the two wear-resistant testing columns 59 on the first driving block 57 and the second driving block 58 are driven to respectively move to contact with the two sides of the tire, finally, the speed regulating device 3 is driven to drive the tire to rotate between the two wear-resistant testing columns 59, the outer ring of the tire rubs with the two wear-resistant testing columns 59, and therefore the effect of testing the wear resistance of the tire is achieved.
The working principle is as follows: according to the invention, a batch of randomly-inspected tires are sequentially conveyed to the position below a tire clamping device 4 through a conveying device 1, the tires to be detected are fixed by using the tire clamping device 4, a wear-resistant testing device 5 is controlled to move to the two sides of the tires, and then the tires are controlled to rotate by using a speed regulating device 3, so that the wear resistance of the tires is detected, the speed regulating device 3 can regulate the rotation speed of the tires according to the tires with different sizes, the tires are conveyed to a blanking table 6 through the conveying device 1 after the test is finished, and a detector measures the diameter change of the outer ring of the tires to judge whether the wear resistance is qualified; before detecting the selective examination tire, at first place a batch of selective examination tire on conveyer belt 14, it is rotatory to drive a plurality of belt pulley 15 of the rotatory drive of 17 output ends of driving motor, thereby it is rotatory to drive a plurality of transport rotary drum 13, thereby it rotates to drive conveyer belt 14, thereby the effect of carrying the tire removal has been realized, thereby the flexible height of the height adjustment tire that can adjust conveyer belt 14 of 11 outputs of hydraulic stem simultaneously, so that press from both sides the clamp fixedly to the tire. After the test is finished, the tire is conveyed to the blanking table 6 through the conveying belt 14, and a detector measures the diameter change of the outer ring of the tire to judge whether the wear resistance is qualified; the tire is placed in the limiting ring 2, so that the limiting effect on the tire can be achieved, and the tire is prevented from displacing in the conveying process and the clamping process; after the tire is clamped and fixed by the tire clamping device 4, the output end of the second driving motor 332 is driven to rotate to drive the second bevel gear 334 to rotate so as to drive the first bevel gear 333 engaged with the second bevel gear to rotate, so as to drive the first rotating shaft 335 and the speed-regulating sleeve 341 to rotate, so as to drive the first pinion 344 and the second gearwheel 345 engaged with the first pinion 344 to rotate, so as to drive the second rotating shaft 336 to rotate, so as to drive the tire clamping device 4 mounted on the second rotating shaft 336 to rotate, so as to drive the tire to rotate for the wear resistance test, when tires with different sizes are detected, the rotating speed of the tire needs to be adjusted, the output end of the first driving electric cylinder 331 is controlled to contract to drive the speed-regulating clamp 342 to move so as to drive the speed-regulating sleeve 341 to move, the first pinion 344 is disengaged from the second gearwheel 345, so as to enable the first gearwheel 343 to be engaged with the second pinion 346, because the radius of the first gearwheel 343 is larger, the radius of the second pinion 346 is smaller, the rotating speed of the second pinion 346 driven by the first gearwheel 343 is increased, so that the rotating speed of the second rotating shaft 336 is faster than before, the rotating speed of the tire is increased, and the effect of adjusting the rotating speed of the tire to adapt to tires with different sizes to carry out wear resistance tests is achieved; when the tire needs to be clamped and fastened, firstly, the hydraulic rod 11 in the conveying device 1 is driven to rise to drive the tire to move to the position of the clamping rod 46 in the tire clamping device 4, the output end of the second driving electric cylinder 42 is controlled to contract to drive the lifting disc 45 to rise, so as to drive the six moving rods 44 to rotate clockwise in the six through grooves respectively, so as to drive the six clamping rods 46 to rotate anticlockwise respectively by taking the joint with the fixed disc 43 as an axis, so that the six clamping rods 46 are in a tightened state and are positioned at the hollow part in the center of the tire, then, the output end of the second driving electric cylinder 42 is driven to extend to drive the lifting disc 45 to descend, so as to drive the six moving rods 44 to rotate anticlockwise in the six through grooves respectively, so as to drive the six clamping rods 46 to rotate clockwise by taking the joint with the fixed disc 43 as an axis respectively, so that the six clamping rods 46 are in an opened state and are in contact with the side wall of the inner ring of the tire, thereby realizing the effect of clamping and fixing the tire; after the tire is clamped by the tire clamping device 4, the output ends of the third driving motor 55 and the fourth driving motor 56 are driven to rotate to drive the first screw rod 53 and the second screw rod 54 to rotate, so that the first driving block 57 and the second driving block 58 are driven to slide on the first screw rod 53 and the second screw rod 54, the two wear-resistant testing columns 59 on the first driving block 57 and the second driving block 58 are driven to respectively move to contact with the two sides of the tire, finally, the speed regulating device 3 is driven to drive the tire to rotate between the two wear-resistant testing columns 59, the outer ring of the tire rubs with the two wear-resistant testing columns 59, and therefore the effect of testing the wear resistance of the tire is achieved.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (5)
1. The automobile tire abrasion resistance testing device is characterized by comprising a conveying device (1), a speed regulating device (3), a tire clamping device (4), an abrasion resistance testing device (5) and a blanking table (6), wherein the conveying device (1) is arranged on the ground, the speed regulating device (3) is arranged on the ground and is positioned right above the conveying device (1), the tire clamping device (4) is installed at the bottom of the speed regulating device (3), the abrasion resistance testing device (5) is installed on one side of the conveying device (1), and the blanking table (6) is installed at one end of the conveying device (1); speed adjusting device (3) are including installation pole (31), mounting box (32), speed governing drive assembly (33) and gear speed governing subassembly (34), installation pole (31) have two, two installation pole (31) vertical setting respectively is in conveyor (1)'s both sides, the both ends of mounting box (32) are respectively with two the top of installation pole (31) is connected, mounting box (32) set up to cavity, speed governing drive assembly (33) are including first driving electric jar (331), second driving motor (332), first helical gear (333), second helical gear (334), first axis of rotation (335) and second axis of rotation (336), first driving electric jar (331) vertical setting is in the top of mounting box (32) just first driving electric jar (331) output passes the top of mounting box (32), first axis of rotation (335) vertical setting is in one side of first driving electric jar (331) and with the one side of first driving electric jar (331) and with gear speed governing subassembly (34) are installed to the top of mounting box (32), first axis of rotation (335) vertical setting is in The top end of the mounting box (32) is rotatably connected, one end of the first rotating shaft (335) is positioned outside the mounting box (32) and the other end of the first rotating shaft (335) is positioned inside the mounting box (32), the top end of the first rotating shaft (335) is provided with the first bevel gear (333), the second driving motor (332) is arranged at one side of the first rotating shaft (335) far away from the first driving electric cylinder (331) and is mounted at the top end of the mounting box (32), the output end of the second driving motor (332) is provided with the second bevel gear (334) and the second bevel gear (334) is meshed with the first bevel gear (333), one side of the second driving motor (332) far away from the first rotating shaft (335) is provided with the second rotating shaft (336) and two ends of the second rotating shaft (336) are respectively rotatably connected with two ends of the mounting box (32), the bottom end of the second rotating shaft (336) penetrates through the bottom end of the mounting box (32) and is positioned outside the mounting box (32); the gear speed regulation assembly (34) comprises a speed regulation sleeve (341), a speed regulation clamp (342), a first large gear (343), a first small gear (344), a second large gear (345) and a second small gear (346), the end part of the first rotating shaft (335) located in the mounting box (32) is clamped with the speed regulation sleeve (341), the speed regulation sleeve (341) is in sliding fit with the first rotating shaft (335), the first large gear (343) is installed at one end of the speed regulation sleeve (341), the first small gear (344) is arranged at the end part of the speed regulation sleeve (341) and located below the first large gear (343), the second large gear (345) is installed on the second rotating shaft (336) and located inside the mounting box (32), the second large gear (345) is meshed with the first small gear (344), the second small gear (346) is installed on the second rotating shaft (336) and located above the second large gear (345) The output end of the first driving electric cylinder (331) is provided with the speed regulating clamp (342) and the speed regulating clamp (342) is connected with the speed regulating sleeve (341) in a clamping manner.
2. The automobile tire wear resistance testing device according to claim 1, wherein the conveying device (1) comprises four hydraulic rods (11), two conveying fixing plates (12), two conveying rotating drums (13), a conveying belt (14), a belt pulley (15), a transmission belt (16) and a first driving motor (17), the conveying fixing plates (12) are symmetrically arranged, two ends of the bottom of each conveying fixing plate (12) are respectively connected with the top ends of the two hydraulic rods (11), the four hydraulic rods (11) are vertically arranged on the ground, the conveying rotating drums (13) are provided with a plurality of rotating drums (13) which are equidistantly arranged between the two conveying fixing plates (12), and two ends of the plurality of rotating drums (13) are respectively rotatably connected with the side ends of the two conveying fixing plates (12), the conveying device is characterized in that the conveying belts (14) are sleeved on the conveying rotary drums (13), the first driving motor (17) is installed at the bottom end of one conveying fixing plate (12), the belt pulleys (15) are provided with a plurality of belt pulleys, the belt pulleys (15) are respectively installed at one ends of the conveying rotary drums (13) and the output end of the first driving motor (17), and the belt pulleys (15) are sleeved with the transmission belts (16).
3. The automobile tire abrasion resistance testing device according to claim 2, wherein a plurality of limiting rings (2) are arranged on the conveying belt (14), and a plurality of limiting rings (2) are equidistantly distributed on the conveying belt (14).
4. The automobile tire abrasion resistance testing device according to claim 1, wherein the tire clamping device (4) comprises a connecting frame (41), a second driving electric cylinder (42), a fixed disc (43), a moving rod (44), a lifting disc (45) and a clamping rod (46), the top of the connecting frame (41) is connected with the bottom of the second rotating shaft (336), the second driving electric cylinder (42) is installed in the connecting frame (41) and the output end of the second driving electric cylinder (42) is arranged downwards, the output end of the second driving electric cylinder (42) is located outside the connecting frame (41), the output end of the second driving electric cylinder (42) penetrates through the center of the fixed disc (43) and is connected with the fixed disc (43), and the lifting disc (45) is installed at the output end of the second driving electric cylinder (42), it has six through grooves to be circular evenly distributed on fixed disk (43), carriage release lever (44) have six, six carriage release lever (44) pass respectively six through grooves and six on fixed disk (43) the bottom of carriage release lever (44) respectively with the side of lifter plate (45) links up, it has six, every to press from both sides tight pole (46) the top all with one the top of carriage release lever (44) links up, every press from both sides tight pole (46) and be close to one side of fixed disk (43) all with the side of fixed disk (43) is rotated and is connected.
5. The automobile tire wear resistance testing device according to claim 2, wherein the wear resistance testing device (5) comprises a mounting frame (51), two limiting rods (52), a first lead screw (53), a second lead screw (54), a third driving motor (55), a fourth driving motor (56), a first driving block (57), a second driving block (58) and a wear resistance testing column (59), the mounting frame (51) is mounted on the ground and located on one side of the conveying belt (14), the two limiting rods (52) are provided, the two limiting rods (52) are arranged on the mounting frame (51) at intervals, two ends of the two limiting rods (52) are respectively connected with two sides of the mounting frame (51), the first lead screw (53) is arranged between the two limiting rods (52) and two ends of the first lead screw (53) are respectively rotatably connected with two sides of the mounting frame (51), the second screw rod (54) is arranged between the two limiting rods (52), two ends of the second screw rod (54) are respectively connected with two sides of the mounting frame (51) in a rotating mode, the second screw rod (54) is located below the first screw rod (53), the third driving motor (55) is installed on one side of the mounting frame (51), the output end of the third driving motor (55) is connected with one end of the first screw rod (53), the fourth driving motor (56) is installed on the other side of the mounting frame (51), the output end of the fourth driving motor (56) is connected with one end of the second screw rod (54), one of the limiting rods (52) and the first screw rod (53) is sleeved with the first driving block (57), and the first driving block (57) is in sliding fit with the first screw rod (53), the other one the gag lever post (52) with the cover is equipped with on second lead screw (54) second drive block (58) just second drive block (58) with second lead screw (54) sliding fit, wear-resisting test post (59) have two, first drive block (57) with one is all installed at the top of second drive block (58) wear-resisting test post (59) and two wear-resisting test post (59) are located respectively the both sides of tire clamping device (4).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114509448B (en) * | 2022-03-15 | 2022-11-18 | 王奇柯 | Tire inner side quality detection device |
| CN116380497B (en) * | 2023-06-06 | 2023-09-12 | 安徽中科星驰自动驾驶技术有限公司 | Test bench for vehicle automatic driving development |
| CN116448771B (en) * | 2023-06-14 | 2023-11-14 | 荣成房车家园智能科技有限公司 | Device and method for detecting quality of tyre of motor home |
| CN118243409B (en) * | 2024-04-02 | 2024-08-27 | 广东天太机器人有限公司 | Driving wheel testing system and testing method |
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Effective date of registration: 20240905 Address after: 065000 Zijincheng Commercial and Residential Building 1-1-1411, Guangyang District, Langfang City, Hebei Province Patentee after: Langfang Yazhen Decoration Co.,Ltd. Country or region after: China Address before: 065000 No. 2-1-1012, apple apartment, Gu'an County, Langfang City, Hebei Province Patentee before: Langfang Yiyan lingchuang Technology Co.,Ltd. Country or region before: China |