CN114964625B - Tire dynamic balance measuring instrument and dynamic balance measuring method - Google Patents
Tire dynamic balance measuring instrument and dynamic balance measuring method Download PDFInfo
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- CN114964625B CN114964625B CN202210912868.3A CN202210912868A CN114964625B CN 114964625 B CN114964625 B CN 114964625B CN 202210912868 A CN202210912868 A CN 202210912868A CN 114964625 B CN114964625 B CN 114964625B
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- 238000000034 method Methods 0.000 title claims abstract description 7
- 238000001514 detection method Methods 0.000 claims abstract description 52
- 239000000428 dust Substances 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims description 78
- 238000004140 cleaning Methods 0.000 claims description 40
- 238000005452 bending Methods 0.000 claims description 13
- 238000006073 displacement reaction Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000013459 approach Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims 2
- 230000006378 damage Effects 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 abstract description 7
- 208000027418 Wounds and injury Diseases 0.000 abstract description 4
- 208000014674 injury Diseases 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000013519 translation Methods 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
- G01M1/00—Testing static or dynamic balance of machines or structures
- G01M1/14—Determining imbalance
- G01M1/16—Determining imbalance by oscillating or rotating the body to be tested
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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
- G01M1/00—Testing static or dynamic balance of machines or structures
- G01M1/02—Details of balancing machines or devices
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Abstract
The invention discloses a tire dynamic balance measuring instrument and a dynamic balance measuring method, belonging to the field of tire dynamic balance measurement, and the tire dynamic balance measuring instrument comprises: the detection box is provided with a touch screen and a tool box, the detection box is provided with a rotating measuring shaft, and the measuring shaft is fixedly connected with a limiting ring; the slide ways are symmetrically arranged on one side, close to the measuring shaft, of the detection box, and first slide grooves are formed in the slide ways; according to the invention, the physical fatigue caused by manually lifting the tire is effectively reduced, the tire is fixed during lifting, the tire is effectively prevented from falling down during lifting to cause tire damage, meanwhile, the tire falling is prevented from causing injury to detection personnel, and the measurement precision is effectively improved by removing dust on the surface of the tire.
Description
Technical Field
The invention relates to the technical field of tire dynamic balance measurement, in particular to a tire dynamic balance measuring instrument and a dynamic balance measuring method.
Background
The mass of an automobile tire is unevenly distributed due to manufacturing and other reasons, so that the mass center is not coincident with the geometric center of the tire, when the tire has mass eccentricity, alternating radial force can be generated during high-speed rotation to cause vibration of the vehicle to influence the stability of the vehicle, and traffic accidents can be caused in serious cases.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, when a tire is measured by a tire dynamic balance measuring instrument, the tire needs to be manually sleeved on a measuring shaft, the tire is inconvenient to lift manually when being heavier, and meanwhile, when the tire is lifted, the tire is easy to slip off to cause tire damage, and sometimes the tire can hit lifting personnel to cause injury to the lifting personnel.
In order to achieve the purpose, the invention adopts the following technical scheme:
a tire dynamic balance measuring instrument, comprising: the detection box is provided with a touch screen and a tool box, the detection box is provided with a rotating measuring shaft, and the measuring shaft is fixedly connected with a limiting ring; the slide ways are symmetrically arranged on one side, close to the measuring shaft, of the detection box, and first slide grooves are formed in the slide ways; the fixed box is arranged on one side of the slide way, which is far away from the detection box; the lower end of the sliding box is arranged in the first sliding groove in a sliding mode, and the sliding box is arranged in the fixed box; the lifting box is arranged in the sliding box in a sliding manner; the lifting assembly is arranged on the sliding box and used for driving the lifting box to lift; the placing component is fixedly arranged at the bottom of the lifting box and close to one side of the detection box; the lifting device comprises a lifting box, a pressing plate, a lifting mechanism and a control device, wherein the lifting box is arranged in the lifting box, the lifting box is provided with a lifting assembly for driving the lifting plate to lift, and one end of the pressing plate, which is far away from the lifting assembly, is provided with a pressure sensor and a displacement sensor; the clamping component is arranged in the lifting box in a sliding mode and corresponds to the placing component; the first driving assembly is arranged in the lifting box and used for driving the clamping assembly to move up and down, the first driving assembly is matched with the pressing plate, and the descending distance of the pressing plate is twice of the descending distance of the clamping assembly when the lifting assembly drives the pressing plate to descend; the second driving assembly is arranged on one side of the detection box and is used for driving the sliding box to move towards the direction of the detection box; the second fixing plate is arranged on one side, close to the second driving assembly, of the sliding box; the cleaning assembly is arranged on one side, close to the detection box, of the second fixing plate in a sliding mode; and the third driving assembly is used for driving the cleaning assembly to slide on the second fixing plate, and the cleaning assembly is driven to slide on the second fixing plate by the third driving assembly when the pressing plate moves downwards.
In order to lift the lifting box, preferably, the lifting assembly comprises a first fixing plate fixedly arranged at the top of the sliding box, a lifting motor is fixedly connected to the first fixing plate, a wire wheel is fixedly connected to the output end of the lifting motor, third baffles are symmetrically arranged on one side, close to the lifting motor, of the first fixing plate, guide wheels are rotatably arranged between the two third baffles, second sliding grooves are symmetrically arranged in the sliding box, first sliding blocks corresponding to the second sliding grooves are arranged on the lifting box, a wire groove is arranged on one side, close to the second sliding grooves, of the lifting box, a fixing rod is fixedly connected to one end, far away from the first fixing plate, of the wire groove, a pull rope is fixedly connected to the fixing rod, one end, far away from the fixing rod, of the pull rope is fixedly connected to the wire wheel, and the pull rope is arranged on the guide wheels.
In order to place tires conveniently, preferably, the placing assembly comprises lifting blocks symmetrically arranged at the bottom of the lifting box, a placing groove is formed between the two lifting blocks, roller rods are symmetrically arranged in the placing groove and rotatably arranged in the placing groove, a supporting block is arranged between the two roller rods and fixedly arranged on the fixed box, a stop lever is fixedly connected to the lifting block, and a plurality of balls which are arranged at equal intervals are rotatably arranged on one side, close to the fixed box, of the stop lever.
In order to clamp the tire, preferably, the lifting assembly comprises a cylinder fixedly arranged on the inner wall of the top of the lifting box, one end, far away from the lifting box, of the cylinder is fixedly connected with the pressing plate, the clamping assembly comprises a sliding block arranged in the lifting box in a sliding mode, a third sliding groove is formed in the lifting box, the sliding block is arranged in the third sliding groove in a sliding mode, a rotating disc is arranged on one side, far away from the third sliding groove, of the sliding block in a rotating mode, four second electric telescopic rods are arranged on one side, far away from the sliding block, of the rotating disc in a circumferential mode, one end, far away from the rotating disc, of each second electric telescopic rod is fixedly connected with a clamping disc, and one end, far away from the second electric telescopic rods, of the clamping disc is fixedly connected with an anti-slip mat.
In order to enable the clamping assembly to descend, preferably, the first driving assembly comprises a first threaded sleeve fixed on the pressing plate, a first screw rod and a second screw rod are rotatably arranged in the lifting box, the first threaded sleeve is matched with the second screw rod, a second threaded sleeve matched with the first screw rod is fixedly connected to the sliding block, and a transmission assembly used for driving the first screw rod to rotate is arranged on the second screw rod.
In order to drive the first screw rod to rotate, preferably, the transmission assembly includes a second gear fixedly disposed on the second screw rod, the second gear is disposed at an end of the second screw rod away from the lifting block, a first gear engaged with the second gear is disposed on the first screw rod, and the first gear rotates one turn when the second gear rotates two turns.
In order to clean the tire surface, preferably, clean the subassembly including cleaning the box, the fourth spout has been seted up on the second fixed plate, it slides and sets up in the fourth spout to clean the box, it is provided with first pivot and second pivot to clean the box internal rotation, fixedly connected with friction pulley in the first pivot, fixedly connected with and friction pulley matched with dust removal brush in the second pivot, clean fixedly connected with second motor on the box, the first band pulley of output fixedly connected with of second motor, the one end fixedly connected with and the corresponding second band pulley of first pivot, the belt has been cup jointed on first band pulley and the second band pulley, the one end fixedly connected with third gear of second band pulley is kept away from to first pivot, fixedly connected with and third gear meshing's fourth gear in the second pivot, just the diameter of fourth gear is greater than the diameter of third gear.
In order to enable the tire to be sleeved on the measuring shaft, preferably, the second driving assembly comprises a first baffle fixedly arranged on one side, close to the second fixing plate, of the detection box, the second baffle is fixedly connected onto the second fixing plate, a first electric telescopic rod is fixedly connected onto the first baffle, and the output end of the first electric telescopic rod is fixedly connected with the second baffle.
In order to clean the tire, preferably, the third driving assembly includes a fixed baffle fixedly arranged on one side of the fixed box far away from the detection box, one side of the fixed baffle close to the second fixed plate is fixedly connected with a second sleeve, one end of the second sleeve far away from the fixed baffle is provided with a bending rod in a sealing sliding manner, the cleaning box slides on one end of the fourth sliding groove and is fixedly connected with a fixed sleeve, one end of the bending rod far away from the second sleeve slides in the fixed sleeve, the inner wall of the top of the lifting box is fixedly connected with a first sleeve, a first sliding rod is arranged in the first sleeve in a sealing sliding manner, the first sliding rod is fixedly connected with one end of the pressing plate close to the cylinder, and a water pipe is arranged between one end of the first sleeve far away from the first sliding rod and one end of the second sleeve far away from the bending rod.
A tire dynamic balance measuring method mainly comprises the following steps:
step one, rolling the tire with the removed balancing weight on a placing component;
pushing the pressing plate to move towards the direction of the tire through the lifting assembly, and enabling the lifting assembly to stop working through contact of a pressure sensor on the pressing plate and the tire;
step three, when the pressing plate descends, the first driving assembly drives the clamping assembly to descend, meanwhile, the descending distance of the pressing plate is twice of the descending distance of the clamping assembly, and then the clamping assembly is opened to fix the tire on the placing assembly;
when the pressing plate descends, the third driving assembly drives the cleaning assembly to approach the tire direction, meanwhile, the descending distance of the pressing plate is twice of the moving distance of the cleaning assembly, and then the cleaning assembly drives the tire to rotate and simultaneously removes dust on the surface of the tire;
step five, calculating the moving distance of the pressing plate through a displacement sensor after the pressing plate is contacted with the tire, driving a lifting box to move upwards through a lifting assembly until the tire is coaxial with the measuring shaft, and stopping;
pulling the sliding box to move towards the direction of the detection box through the second driving assembly to enable the measuring shaft to be inserted into the tire shaft hole;
step seven, after the clamping assembly is closed, the cleaning assembly and the clamping assembly are restored to the original positions through the lifting of the air cylinder, then the lifting box is moved downwards through the opening of the lifting assembly, and then the second driving assembly is opened to push the sliding box into the fixed box;
step eight, fixing the tire on the measuring shaft manually, and then controlling the detection box to start measuring through the touch screen.
Compared with the prior art, the invention provides a tire dynamic balance measuring instrument, which has the following beneficial effects:
1. this tire dynamic balance measuring instrument, it removes to the tire direction to press the clamp plate to drive through the cylinder, send a signal to the controller in the detection case through pressure sensor when pressing clamp plate and tire apical point contact, close the cylinder by the controller, through first drive assembly drive sliding block downstream when pressing clamp plate downstream, then promote the grip slipper dish through opening second electric telescopic handle and make the tire fix between pin and grip slipper, then paste with the tire through the slipmat and prevent that the tire from sliding, prevent the artifical excessive fatigue that lifts the tire and cause, effectually fix the tire, prevent to topple over when the tire lifts and drop the tire damage that causes, simultaneously effectually prevent that the tire from dropping the injury that leads to the fact to testing personnel.
2. This tire dynamic balance measuring instrument rotates through elevator motor and drives line wheel rotation, then rotates through line wheel and twines the stay cord on line wheel, then the stay cord passes through the leading wheel and pulls up the lifting case, then rises through lifting the case and makes tire axis align with the measuring spindle axis, and then the effectual health fatigue that has alleviateed artifical lifting tire and cause to the effectual efficiency that has promoted the detection of tire dynamic balance.
3. This tire dynamic balance measuring instrument drives first thread bush through pressing the clamp plate and descends, then drives the first gear on the first lead screw through second lead screw and second gear and rotates, and then drives first lead screw and rotate, then through first lead screw drive second thread bush downstream, then through sliding block and second electric telescopic handle drive centre gripping dish downstream to centre gripping dish axis and measuring spindle axis align, and then effectual centre gripping dish and tire coaxial center of making, and then the effectual precision of lifting tire installation that has promoted.
4. This tire dynamic balance measuring instrument, drive first slide bar lapse through the press panel and take out first sleeve with the water in the second sleeve in, and then make second sleeve bending pole slide to the second sleeve, then make fixed sleeve slide to the tire direction, then clean the friction pulley on the box and paste mutually with the tangent line that is close to the friction pulley direction by the measurand tire when the press panel stops descending, then open the second motor and make friction pulley and dust removal brush rotate, the effectual dust to the tire surface is clear away, and then the effectual measuring precision that has promoted.
The device has the advantages that the part which is not involved is the same as the prior art or can be realized by the prior art, the physical fatigue caused by manually lifting the tire is effectively relieved, the tire is fixed during lifting, the tire is effectively prevented from being toppled and dropped during lifting to cause tire damage, meanwhile, the tire is prevented from being dropped to cause injury to detection personnel, and the measurement precision is effectively improved by removing dust on the surface of the tire.
Drawings
FIG. 1 is a schematic structural diagram I of a tire dynamic balance measuring instrument according to the present invention;
FIG. 2 is a schematic structural diagram II of a tire dynamic balance measuring apparatus according to the present invention;
FIG. 3 is a schematic structural diagram III of a tire dynamic balance measuring instrument according to the present invention;
FIG. 4 is a schematic view of a partial structure of a tire dynamic balance measuring apparatus according to the present invention;
FIG. 5 is a schematic structural diagram of a sweeping assembly of the tire dynamic balance measuring instrument according to the present invention;
FIG. 6 is a schematic cross-sectional view of a tire dynamic balance measuring instrument clamping assembly according to the present invention;
FIG. 7 is a schematic structural diagram I of a lifting box of a tire dynamic balance measuring instrument according to the present invention;
FIG. 8 is a second schematic structural diagram of a lifting box of a tire dynamic balance measuring instrument according to the present invention;
FIG. 9 is a schematic partial cross-sectional view of a tire dynamic balance measuring instrument according to the present invention;
FIG. 10 is a schematic structural diagram of a sliding box of a tire dynamic balance measuring instrument according to the present invention;
FIG. 11 is an enlarged schematic view of a tire dynamic balance measuring apparatus shown in FIG. 8 at A according to the present invention;
fig. 12 is an enlarged schematic view of a tire dynamic balance measuring apparatus according to the present invention at B in fig. 10.
In the figure: 1. a detection box; 101. a touch screen; 102. a tool box; 103. a first baffle plate; 104. a first electric telescopic rod; 105. a second baffle; 106. a measuring shaft; 107. a limiting ring; 2. a fixed box; 201. a slideway; 202. a first chute; 203. a support block; 3. a slide box; 301. a second chute; 302. a first fixing plate; 303. a lifting motor; 304. a wire wheel; 305. a third baffle; 306. a guide wheel; 307. pulling a rope; 4. lifting the box; 401. a first slider; 402. a third chute; 403. a cylinder; 404. a pressing plate; 405. a first threaded sleeve; 406. a first sleeve; 407. a first slide bar; 408. a water pipe; 409. lifting the block; 410. a placement groove; 411. a roller bar; 412. a stop lever; 413. a ball bearing; 414. a wire slot; 415. fixing the rod; 5. a slider; 501. a turntable; 502. a second electric telescopic rod; 503. a clamping plate; 504. a non-slip mat; 505. a second threaded sleeve; 506. a first lead screw; 507. a second lead screw; 508. a first gear; 509. a second gear; 6. a second fixing plate; 601. a fourth chute; 602. a first rotating shaft; 603. a second rotating shaft; 604. a friction wheel; 605. a dust removal brush; 606. a third gear; 607. a fourth gear; 608. a second motor; 609. a first pulley; 610. a second pulley; 611. a belt; 612. fixing the sleeve; 613. bending the rod; 614. a second sleeve; 615. fixing a baffle plate; 616. and (4) cleaning the box.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1: referring to fig. 1, 2, 3, 4, 6, 7 and 9, a tire dynamic balance measuring instrument includes: the detection device comprises a detection box 1, wherein a touch screen 101 and a tool box 102 are arranged on the detection box 1, a measurement shaft 106 is rotatably arranged on the detection box 1, and a limit ring 107 is fixedly connected to the measurement shaft 106; the slide ways 201 are symmetrically arranged on one side, close to the measuring shaft 106, of the detection box 1, and a first slide groove 202 is arranged in each slide way 201; the fixed box 2 is arranged on one side of the slide rail 201 far away from the detection box 1; the lower end of the sliding box 3 is arranged in the first sliding chute 202 in a sliding manner, and the sliding box 3 is arranged in the fixed box 2; the lifting box 4 is arranged in the sliding box 3 in a sliding manner; the lifting assembly is arranged on the sliding box 3 and is used for driving the lifting box 4 to lift; the placing component is fixedly arranged on one side of the bottom of the lifting box 4 close to the detection box 1; the lifting device comprises a pressing plate 404, the pressing plate 404 is arranged in a lifting box 4, a lifting assembly used for driving the pressing plate 404 to lift is arranged on the top of the lifting box 4 and the pressing plate 404, and a pressure sensor and a displacement sensor are arranged at one end, far away from the lifting assembly, of the pressing plate 404; the clamping assembly is arranged in the lifting box 4 in a sliding mode and corresponds to the placing assembly; the first driving assembly is arranged in the lifting box 4, is used for driving the clamping assembly to move up and down, is matched with the pressing plate 404, and has the descending distance of the pressing plate 404 being twice of the descending distance of the clamping assembly when the lifting assembly drives the pressing plate 404 to descend; the second driving assembly is arranged on one side of the detection box 1 and is used for driving the sliding box 3 to move towards the direction of the detection box 1; the second fixing plate 6 is arranged on one side, close to the second driving assembly, of the sliding box 3; the cleaning assembly is arranged on one side, close to the detection box 1, of the second fixing plate 6 in a sliding mode; and a third driving assembly for driving the cleaning assembly to slide on the second fixing plate 6, wherein the cleaning assembly is driven to slide on the second fixing plate 6 by the third driving assembly when the pressing plate 404 moves downwards.
The placing component comprises lifting blocks 409 symmetrically arranged at the bottom of the lifting box 4, a placing groove 410 is formed between the two lifting blocks 409, roller rods 411 are symmetrically arranged in the placing groove 410, the roller rods 411 are rotatably arranged in the placing groove 410, a supporting block 203 is arranged between the two roller rods 411, the supporting block 203 is fixedly arranged on the fixed box 2, a stop lever 412 is fixedly connected to the lifting blocks 409, and a plurality of balls 413 which are arranged at equal intervals are rotatably arranged on one side, close to the fixed box 2, of the stop lever 412.
Lifting unit is including the fixed cylinder 403 that sets up at lifting case 4 top inner wall, the one end and the pressing plate 404 fixed connection of lifting case 4 are kept away from to cylinder 403, the centre gripping subassembly is including sliding the sliding block 5 that sets up in lifting case 4, third spout 402 has been seted up in lifting case 4, sliding block 5 slides and sets up in third spout 402, one side that third spout 402 was kept away from to sliding block 5 is rotated and is provided with carousel 501, one side that sliding block 5 was kept away from to carousel 501 is circumference arrangement has four second electric telescopic handle 502, the one end fixedly connected with centre gripping dish 503 of carousel 501 is kept away from to second electric telescopic handle 502, the one end fixedly connected with slipmat 504 of second electric telescopic handle 502 is kept away from to centre gripping dish 503.
The second driving assembly comprises a first baffle 103 fixedly arranged on one side, close to the second fixing plate 6, of the detection box 1, a second baffle 105 fixedly connected to the second fixing plate 6, a first electric telescopic rod 104 fixedly connected to the first baffle 103, and an output end of the first electric telescopic rod 104 fixedly connected to the second baffle 105.
When the device is used, a worker rolls a tire onto the lifting block 409, an auxiliary block attached to the ground is required to be placed on one side of the lifting block 409 during rolling, so that the tire can be rolled onto the lifting block 409, when the tire rolls between the two roller rods 411 and is supported by the supporting block 203, it should be noted that when the tire is detected, the device only allows the tire to be measured within the diameter range of the device, then the pressing plate 404 is driven to move towards the tire by opening the air cylinder 403, when the pressing plate 404 is in contact with the top of the tire, a signal is sent to a controller in the detection box 1 by the pressure sensor, the air cylinder 403 is closed by the controller, when the pressing plate 404 moves downwards, the sliding block 5 is driven to move downwards by the first driving component, then the second electric telescopic rod 502 is opened to push the clamping disc 503 to approach towards the tire direction and push the tire to the stop rod 412, then, the tire is fixed between the stop lever 412 and the clamping disc 503 through the second electric telescopic rod 502, then the tire is prevented from sliding by attaching the anti-slip pad 504 to the tire, excessive fatigue caused by manually lifting the tire is prevented, the tire is effectively fixed, tire damage caused by falling over and falling off during tire lifting is prevented, meanwhile, the tire falling is effectively prevented from hurting detection personnel, it needs to be explained that the distance from the pressing plate 404 to the lowest position above the supporting block 203 is twice as long as the distance from the axis of the clamping disc 503 to the lowest position above the supporting block 203, meanwhile, the distance that the pressing plate 404 descends is twice as long as the descending distance of the sliding block 5, when the pressing plate 404 is attached to the tire, the displacement sensor on the pressing plate 404 sends a signal to the controller, then the diameter of the tire is calculated through the controller and an algorithm module on the controller, and then the control lifting assembly of the control panel drives the lifting box 4 to move upwards to the axis of the clamping disc 503 and measure the diameter of the tire Stopping when the axes of the shafts 106 are aligned, at the moment, the axes of the tires are aligned with the axes of the measuring shafts 106, when the pressing plate 404 moves downwards, the cleaning assembly is driven by the third driving assembly to remove dust on the surfaces of the tires, which effectively prevents residual foreign dust on the tires from affecting the measuring accuracy, and further effectively improves the efficiency of dynamic balance detection, it should be noted that the horizontal distance from the cleaning assembly to the center of the supporting block 203 is equal to the distance from the pressing plate 404 to the lowest position above the supporting block 203, and at the same time, twice the translation distance of the cleaning assembly is used when the pressing plate 404 descends, then the sliding box 3 is pulled by the first electric telescopic rod 104 to move towards the detecting box 1, after the tires move to the limiting ring 107, the tires are stopped to move by closing the first electric telescopic rod 104, then the lifting box 4 is dropped by the lifting assembly after the clamping disc 503 is retracted by opening the second electric telescopic rod 502, then the tires are pushed into the fixed box 2 by the first electric telescopic rod 104, then the tires are fixed on the measuring shafts 106 manually, then the tires are measured by the detecting box 1, the tires are effectively sleeved on the measuring shafts, and the measuring shafts 106, and the diameters of the pressing plate are calculated according to the existing technology that the distance of the pressing plate 404 and the existing pressing plate 404 is reduced, and the displacement sensor, and the existing displacement detection algorithm is not used for controlling module, and the existing tire displacement sensor, and the existing technology for controlling algorithm, and the existing tire displacement sensor, and the existing distance of the existing tire detection module for controlling the existing tire descending.
Example 2: referring to fig. 1, 10 and 12, a tire dynamic balance measuring instrument is substantially the same as embodiment 1, further includes a lifting assembly including a first fixing plate 302 fixedly disposed on the top of a sliding box 3, a lifting motor 303 fixedly connected to the first fixing plate 302, a pulley 304 fixedly connected to an output end of the lifting motor 303, third baffles 305 symmetrically disposed on one side of the first fixing plate 302 close to the lifting motor 303, a guide pulley 306 rotatably disposed between the two third baffles 305, a second sliding slot 301 symmetrically disposed in the sliding box 3, a first slider 401 corresponding to the second sliding slot 301 disposed on the lifting box 4, a wire slot 414 disposed on one side of the lifting box 4 close to the second sliding slot 301, a fixing rod 415 fixedly connected to one end of the wire slot 414 far from the first fixing plate 302, a pull rope 307 fixedly connected to the fixing rod 415, one end of the pull rope 307 far from the fixing rod fixedly connected to the pulley 304, and the pull rope 307 disposed on the guide pulley 306.
Rotate to drive line wheel 304 through elevator motor 303 and rotate when lifting case 4, then rotate stay cord 307 winding on line wheel 304 through line wheel 304, then stay cord 307 pulls lifting case 4 up through leading wheel 306, then rises through lifting case 4 and makes the tire axis align with measuring spindle 106 axis, and then the effectual health fatigue that has alleviateed artifical lifting tire and cause to the effectual efficiency that has promoted the balanced detection of tire dynamic.
Example 3:
referring to fig. 7, 8 and 11, a tire dynamic balance measuring instrument is substantially the same as embodiment 1, and further includes a first driving assembly including a first threaded sleeve 405 fixed on a pressing plate 404, a first lead screw 506 and a second lead screw 507 are rotatably disposed in a lifting box 4, the first threaded sleeve 405 is matched with the second lead screw 507, a second threaded sleeve 505 matched with the first lead screw 506 is fixedly connected to a sliding block 5, and a transmission assembly for driving the first lead screw 506 to rotate is disposed on the second lead screw 507.
The transmission assembly comprises a second gear 509 fixedly arranged on the second screw 507, the second gear 509 is arranged at one end of the second screw 507 far away from the lifting block 409, a first gear 508 meshed with the second gear 509 is arranged on the first screw 506, and when the second gear 509 rotates twice, the first gear 508 rotates once.
When the air cylinder 403 drives the pressing plate 404 to descend, the pressing plate 404 drives the first threaded sleeve 405 to descend, then the first threaded sleeve 405 drives the second threaded rod 507 to rotate, then the second threaded rod 507 drives the first gear 508 on the first threaded rod 506 to rotate through the second gear 509, then the first gear 508 drives the first threaded rod 506 to rotate, then the first threaded rod 506 drives the second threaded sleeve 505 to move downwards, then the sliding block 5 and the second electric telescopic rod 502 drive the clamping disc 503 to move downwards until the axis of the clamping disc 503 is aligned with the axis of the measuring shaft 106, so that the clamping disc 503 and the tire are coaxial, and the mounting precision of the lifted tire is effectively improved.
Example 4: referring to fig. 2, 3, 5 and 9, a tire dynamic balance measuring instrument is substantially the same as that of embodiment 1, further includes a cleaning assembly including a cleaning box 616, a fourth sliding slot 601 is formed on the second fixing plate 6, the cleaning box 616 is slidably disposed in the fourth sliding slot 601, a first rotating shaft 602 and a second rotating shaft 603 are rotatably disposed in the cleaning box 616, a friction wheel 604 is fixedly connected to the first rotating shaft 602, a dust removing brush 605 matched with the friction wheel 604 is fixedly connected to the second rotating shaft 603, a second motor 608 is fixedly connected to the cleaning box 616, an output end of the second motor 608 is fixedly connected to a first pulley 609, one end of the first rotating shaft 602 is fixedly connected to a second pulley 610 corresponding to the first pulley 609, a belt 611 is sleeved on the first pulley 609 and the second pulley 610, one end of the first rotating shaft 602 far from the second pulley 610 is fixedly connected to a third gear 606, a fourth gear 607 meshed with the third gear 606 is fixedly connected to the second rotating shaft 603, and a diameter of the fourth gear 607 is larger than a diameter of the third gear 606.
The third driving assembly comprises a fixed baffle 615 fixedly arranged on one side of the fixed box 2 far away from the detection box 1, one side of the fixed baffle 615 close to the second fixed plate 6 is fixedly connected with a second sleeve 614, one end of the second sleeve 614 far away from the fixed baffle 615 is provided with a bending rod 613 in a sealing sliding mode, one end of the cleaning box 616 sliding on the fourth sliding groove 601 is fixedly connected with a fixed sleeve 612, one end of the bending rod 613 far away from the second sleeve 614 slides in the fixed sleeve 612, the inner wall of the top of the lifting box 4 is fixedly connected with a first sleeve 406, a first sliding rod 407 is arranged in the first sleeve 406 in a sealing sliding mode, the first sliding rod 407 is fixedly connected with one end, close to the air cylinder 403, of the pressing plate 404, and a water pipe 408 is arranged between one end, far away from the first sliding rod 407, of the first sleeve 406 and one end, far away from the bending rod 613, of the second sleeve 614.
When the pressing plate 404 moves downwards, the first sliding rod 407 is driven to slide downwards, then water in the second sleeve 614 is pumped into the first sleeve 406 through the water pipe 408, negative pressure is generated in the second sleeve 614 to enable the bending rod 613 to slide towards the second sleeve 614, then one end of the bending rod 613, which is close to the second fixing plate 6, drives the fixing sleeve 612 to slide towards the tire direction, then the friction wheel 604 on the cleaning box 616 is attached to a tangent line of the measured tire, which is close to the direction of the friction wheel 604, when the pressing plate 404 stops descending, the second motor 608 is started to drive the second pulley 610 to rotate through the first pulley 609 and the belt 611, then the second pulley 610 drives the friction wheel 604 to rotate through the first rotating shaft 602, and then the third gear 606 on the first rotating shaft 602 drives the dust removing brush 605 to rotate through the fourth gear 607, so that dust on the surface of the tire is effectively removed, and the measurement accuracy is effectively improved, it is required that the horizontal axis of the friction wheel 604 is flush with the horizontal axis of the measuring shaft 106.
Example 5: a tire dynamic balance measuring method mainly comprises the following steps:
step one, rolling the tire with the removed balancing weight on a placing component;
pushing the pressing plate 404 to move towards the tire direction through the lifting assembly, and enabling the lifting assembly to stop working through contact of a pressure sensor on the pressing plate 404 and the tire;
step three, when the pressing plate 404 descends, the first driving assembly drives the clamping assembly to descend, meanwhile, the descending distance of the pressing plate 404 is twice of the descending distance of the clamping assembly, and then the clamping assembly is opened to fix the tire on the placing assembly;
step four, when the pressing plate 404 descends, the third driving assembly drives the cleaning assembly to approach the tire direction, meanwhile, the descending distance of the pressing plate 404 is twice of the moving distance of the cleaning assembly, and then the cleaning assembly drives the tire to rotate and simultaneously removes dust on the surface of the tire;
step five, calculating the moving distance of the pressing plate 404 through a displacement sensor after the pressing plate 404 is contacted with the tire, driving the lifting box 4 to move upwards through the lifting assembly until the tire is coaxial with the measuring shaft 106, and then stopping;
step six, the sliding box 3 is pulled by the second driving assembly to move towards the direction of the detection box 1, so that the measuring shaft 106 is inserted into the axle hole of the tire;
seventhly, after the clamping assembly is closed, the cleaning assembly and the clamping assembly are recovered to the original positions through the lifting of the air cylinder 403, then the lifting box 4 is moved downwards through the opening of the lifting assembly, and then the second driving assembly is started to push the sliding box 3 into the fixed box 2;
step eight, fixing the tire on the measuring shaft 106 manually, and then controlling the detection box 1 to start measuring through the touch screen 101.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. A tire dynamic balance measuring instrument, comprising:
the detection box (1) is provided with a touch screen (101) and a tool box (102), the detection box (1) is provided with a rotating measuring shaft (106), and the measuring shaft (106) is fixedly connected with a limiting ring (107);
the slide ways (201) are symmetrically arranged on one side, close to the measuring shaft (106), of the detection box (1), and a first slide groove (202) is arranged in each slide way (201);
the fixed box (2) is arranged on one side, away from the detection box (1), of the slide way (201);
the lower end of the sliding box (3) is arranged in the first sliding groove (202) in a sliding mode, and the sliding box (3) is arranged in the fixed box (2);
the lifting box (4), the lifting box (4) is arranged in the sliding box (3) in a sliding manner;
the lifting assembly is arranged on the sliding box (3) and is used for driving the lifting box (4) to lift;
the placing component is fixedly arranged on one side, close to the detection box (1), of the bottom of the lifting box (4);
the lifting mechanism comprises a pressing plate (404), the pressing plate (404) is arranged in a lifting box (4), a lifting assembly used for driving the pressing plate (404) to lift is arranged on the top of the lifting box (4) and the pressing plate (404), and a pressure sensor and a displacement sensor are arranged at one end, far away from the lifting assembly, of the pressing plate (404);
the clamping component is arranged in the lifting box (4) in a sliding manner and corresponds to the placing component;
the first driving assembly is arranged in the lifting box (4), the first driving assembly is used for driving the clamping assembly to move up and down, the first driving assembly is matched with the pressing plate (404), and when the lifting assembly drives the pressing plate (404) to descend, the descending distance of the pressing plate (404) is twice of the descending distance of the clamping assembly;
the second driving assembly is arranged on one side of the detection box (1) and is used for driving the sliding box (3) to move towards the direction of the detection box (1);
the second fixing plate (6), the said second fixing plate (6) is set up in the sliding box (3) and close to one side of the second drive assembly;
the cleaning assembly is arranged on one side, close to the detection box (1), of the second fixing plate (6) in a sliding mode;
a third driving assembly, which is used for driving the cleaning assembly to slide on the second fixing plate (6), and the cleaning assembly is driven to slide on the second fixing plate (6) by the third driving assembly when the pressing plate (404) moves downwards;
the lifting assembly comprises a first fixing plate (302) fixedly arranged at the top of a sliding box (3), a lifting motor (303) is fixedly connected onto the first fixing plate (302), a wire wheel (304) is fixedly connected to the output end of the lifting motor (303), third baffles (305) are symmetrically arranged on one side, close to the lifting motor (303), of the first fixing plate (302), a guide wheel (306) is rotatably arranged between the two third baffles (305), a second sliding chute (301) is symmetrically arranged in the sliding box (3), a first sliding block (401) corresponding to the second sliding chute (301) is arranged on the lifting box (4), a wire groove (414) is arranged on one side, close to the second sliding chute (301), of the lifting box (4), a fixing rod (415) is fixedly connected to one end, far away from the first fixing plate (302), of the wire groove (414), a pull rope (307) is fixedly connected onto the fixing rod (415), one end, far away from the fixing rod (415), of the pull rope (307) is fixedly connected onto the wire wheel (306);
the placing assembly comprises lifting blocks (409) symmetrically arranged at the bottom of a lifting box (4), a placing groove (410) is formed between the two lifting blocks (409), roller rods (411) are symmetrically arranged in the placing groove (410), the roller rods (411) are rotatably arranged in the placing groove (410), a supporting block (203) is arranged between the two roller rods (411), the supporting block (203) is fixedly arranged on a fixed box (2), a blocking rod (412) is fixedly connected to each lifting block (409), and a plurality of balls (413) which are arranged at equal intervals are rotatably arranged on one side, close to the fixed box (2), of each blocking rod (412);
the lifting assembly comprises an air cylinder (403) fixedly arranged on the inner wall of the top of the lifting box (4), one end, far away from the lifting box (4), of the air cylinder (403) is fixedly connected with a pressing plate (404), the clamping assembly comprises a sliding block (5) arranged in the lifting box (4) in a sliding mode, a third sliding groove (402) is formed in the lifting box (4), the sliding block (5) is arranged in the third sliding groove (402) in a sliding mode, a rotating disc (501) is rotatably arranged on one side, far away from the third sliding groove (402), of the rotating disc (501), four second electric telescopic rods (502) are arranged on one side, far away from the sliding block (5), of the rotating disc (501), one end, far away from the rotating disc (503), of each second electric telescopic rod (502) is fixedly connected with a clamping disc (503), and one end, far away from the second electric telescopic rods (502), of each clamping disc (503) is fixedly connected with an anti-slip pad (504);
the cleaning assembly comprises a cleaning box (616), a fourth chute (601) is formed in the second fixing plate (6), the cleaning box (616) is arranged in the fourth chute (601) in a sliding manner, a first rotating shaft (602) and a second rotating shaft (603) are arranged in the cleaning box (616) in a rotating manner, a friction wheel (604) is fixedly connected to the first rotating shaft (602), a dust removing brush (605) matched with the friction wheel (604) is fixedly connected to the second rotating shaft (603), a second motor (608) is fixedly connected to the cleaning box (616), a first belt wheel (609) is fixedly connected to the output end of the second motor (608), a second belt wheel (610) corresponding to the first belt wheel (609) is fixedly connected to one end of the first rotating shaft (602), a third gear (606) is fixedly connected to one end of the first rotating shaft (602) far away from the second belt wheel (610), a fourth gear (607) meshed with the third gear (606) is fixedly connected to the second rotating shaft (603), and the diameter of the fourth gear (607) is larger than that of the fourth gear (607);
the third driving assembly comprises a fixed baffle (615) fixedly arranged on one side, far away from the detection box (1), of the fixed baffle (615), a second sleeve (614) is fixedly connected to one side, close to the second fixed plate (6), of the fixed baffle (615), a bending rod (613) is arranged at one end, far away from the fixed baffle (615), of the second sleeve in a sealing and sliding mode, a fixed sleeve (612) is fixedly connected to one end, sliding in the fourth sliding groove (601), of the cleaning box (616), one end, far away from the second sleeve (614), of the bending rod (613) slides in the fixed sleeve (612), a first sleeve (406) is fixedly connected to the inner wall of the top of the lifting box (4), a first sliding rod (407) is arranged in the first sleeve (406) in a sealing and sliding mode, the first sliding rod (407) is fixedly connected to one end, far away from the first sliding rod (407), of the pressing plate (404) and one end, close to the air cylinder (403), of the second sleeve (614), and a water pipe (613) is arranged between one end, far away from the bending rod (408), of the first sleeve (406).
2. The tire dynamic balance measuring instrument according to claim 1, wherein the first driving assembly comprises a first threaded sleeve (405) fixed on the pressing plate (404), a first screw rod (506) and a second screw rod (507) are rotatably arranged in the lifting box (4), the first threaded sleeve (405) is matched with the second screw rod (507), a second threaded sleeve (505) matched with the first screw rod (506) is fixedly connected to the sliding block (5), and a transmission assembly for driving the first screw rod (506) to rotate is arranged on the second screw rod (507).
3. The tire dynamic balance measuring instrument according to claim 2, characterized in that the transmission assembly comprises a second gear (509) fixedly arranged on the second lead screw (507), the second gear (509) is arranged at one end of the second lead screw (507) far away from the lifting block (409), the first lead screw (506) is provided with a first gear (508) engaged with the second gear (509), and the first gear (508) rotates one turn when the second gear (509) rotates two turns.
4. The tire dynamic balance measuring instrument according to claim 1, wherein the second driving assembly comprises a first baffle plate (103) fixedly arranged on one side of the detection box (1) close to the second fixing plate (6), a second baffle plate (105) is fixedly connected to the second fixing plate (6), a first electric telescopic rod (104) is fixedly connected to the first baffle plate (103), and the output end of the first electric telescopic rod (104) is fixedly connected to the second baffle plate (105).
5. A tire dynamic balance measuring method comprising a tire dynamic balance measuring instrument according to claim 1, characterized by mainly comprising the steps of:
step one, rolling the tire with the removed balancing weight on a placing component;
pushing the pressing plate (404) to move towards the direction of the tire through the lifting assembly, and enabling the lifting assembly to stop working through the contact of a pressure sensor on the pressing plate (404) and the tire;
step three, when the pressing plate (404) descends, the first driving assembly drives the clamping assembly to descend, meanwhile, the descending distance of the pressing plate (404) is twice of the descending distance of the clamping assembly, and then the clamping assembly is opened to fix the tire on the placing assembly;
driving the cleaning assembly to approach to the tire direction through a third driving assembly when the pressing plate (404) descends, enabling the descending distance of the pressing plate (404) to be twice of the moving distance of the cleaning assembly, and then driving the tire to rotate through the cleaning assembly and removing dust on the surface of the tire;
step five, calculating the moving distance of the pressing plate (404) through a displacement sensor after the pressing plate (404) is contacted with the tire, driving the lifting box (4) to move upwards through the lifting assembly until the tire is coaxial with the measuring shaft (106), and stopping;
sixthly, the sliding box (3) is pulled to move towards the direction of the detection box (1) through the second driving assembly, so that the measuring shaft (106) is inserted into the tire shaft hole;
seventhly, after the clamping assembly is closed, the cleaning assembly and the clamping assembly are restored to the original positions through the lifting of the air cylinder (403), then the lifting box (4) is moved downwards through the opening of the lifting assembly, and then the second driving assembly is opened to push the sliding box (3) into the fixed box (2);
step eight, fixing the tire on the measuring shaft (106) manually, and then controlling the detection box (1) to start measuring through the touch screen (101).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210912868.3A CN114964625B (en) | 2022-07-31 | 2022-07-31 | Tire dynamic balance measuring instrument and dynamic balance measuring method |
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| CN202210912868.3A CN114964625B (en) | 2022-07-31 | 2022-07-31 | Tire dynamic balance measuring instrument and dynamic balance measuring method |
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| CN114964625A CN114964625A (en) | 2022-08-30 |
| CN114964625B true CN114964625B (en) | 2022-10-21 |
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| CN115371886B (en) * | 2022-10-26 | 2023-02-03 | 山东上元再生资源有限公司 | Dynamic balance detection equipment for disassembled parts |
| CN117129145B (en) * | 2023-10-25 | 2024-01-23 | 贵州警察学院 | Dynamic balance testing device |
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| ITMO20080123A1 (en) * | 2008-04-28 | 2009-10-29 | Sicam Srl | VEHICLE WHEEL BALANCING MACHINE |
| JP5313943B2 (en) * | 2010-02-25 | 2013-10-09 | 三菱重工マシナリーテクノロジー株式会社 | Rim changing device and rim changing method for tire testing machine |
| CN110749395A (en) * | 2019-11-20 | 2020-02-04 | 刘咏 | Tire shaft dynamic balance detection and correction device |
| CN213091188U (en) * | 2020-11-05 | 2021-04-30 | 彭冬生 | Compressive strength detection device for automobile tire production |
| CN216791502U (en) * | 2021-12-09 | 2022-06-21 | 上海銮安汽车服务有限公司 | Automobile tire balancing machine |
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