CN117382342A

CN117382342A - Automobile hub and balance detection equipment thereof

Info

Publication number: CN117382342A
Application number: CN202311463302.8A
Authority: CN
Inventors: 王国庆; 章梅芳; 王佳烨
Original assignee: Hangzhou Laisheng Auto Parts Co ltd
Current assignee: Hangzhou Laisheng Auto Parts Co ltd
Priority date: 2023-11-06
Filing date: 2023-11-06
Publication date: 2024-01-12

Abstract

The invention belongs to the technical field of automobile hubs, and particularly relates to an automobile hub which comprises a rim, wherein one side surface of the rim is provided with a double-rod crossed spoke, a rim is integrally formed on the inner surface of the rim, close to the rim, and a balancing weight is arranged in a matching manner with the rim; the cross section of the balancing weight is in a right triangle shape, and the cross sections of the side grooves and the protruding blocks are all in a semicircle shape. The balance detection device is used for detecting the automobile hub and comprises a dynamic balancing machine, a back plate, a correction assembly, a lifting assembly and a tire supporting assembly. According to the automobile hub, the balancing weight can be added more stably, the automobile hub is attractive, is not easy to fall off, and reduces potential safety hazards; meanwhile, the balance detection equipment can correct the tire to a certain extent, and reduce the dynamic balance deviation value, so that the weight of the balance weight block is reduced, the attractiveness and the driving safety coefficient are improved, and the dynamic balance detection is more accurate.

Description

Automobile hub and balance detection equipment thereof

Technical Field

The invention belongs to the technical field of automobile hubs, and particularly relates to an automobile hub and balance detection equipment thereof.

Background

With the improvement of living standard, automobiles become a common riding-instead tool, the rapid increase of the number of automobiles directly promotes the rapid development of automobile manufacturing industry, and under the background, people have a larger pursuit of the quality of automobiles.

Whether the automobile is running steadily is a big standard for judging the comfort level of the automobile, besides ensuring that a buffer system of the automobile can work normally, the dynamic balance of an automobile hub is an important factor, because a certain error can be generated in the production process of the hub, the hub is not a perfect circle, the normal running of the automobile cannot be influenced by the general error in an allowable range, when the error exceeds a limiting value, the automobile can jump during running, on one hand, the comfort level of the automobile in the running process can be influenced, on the other hand, the control degree of a driver on the automobile can be reduced, and accidents can be easily caused in the high-speed running process.

After the hub is detected in the prior art, the dynamic balance of the hub is achieved as perfectly as possible in a mode of sticking or clamping a balancing weight; the clamping mode is to clamp the tire at the gap between the rim and the tire, so that the tire is not attractive, the tire is easy to damage, and meanwhile, the tire is easy to collide with and misplace or fall off, so that the potential safety hazard is high; the inner side of the rim of the hub is not easily perceived, and the aesthetic property is good, but the hub can fall off due to collision of fine impact objects such as stones in the high-speed running process, so that certain potential safety hazards exist.

Moreover, the dynamic balance detection equipment in the prior art mainly comprises a mechanical body, a detection part, a driving part, a transmission part, a signal acquisition part and a central processing unit, wherein the tire is generally fixed on a detection shaft through manual carrying when in use, tire data are acquired through the signal acquisition part, and after detection is completed, a balancing weight is added on a hub according to laser instructions.

Although the detection equipment can adjust the dynamic balance of the tire to a certain extent, the balancing weight is added only by adding the balancing weight, so that when the dynamic balance deviation of the tire is large, the balancing weight is added more, the beauty is affected, the load of the tire is also large, and the driving experience is affected; meanwhile, during detection, only dynamic balance of the tire under idle running can be detected, and the balance effect of the tire under real road conditions can not be simulated.

Disclosure of Invention

The invention aims to provide an automobile hub and balance detection equipment thereof, wherein the automobile hub can be added with balance weights more stably, is attractive in appearance and not easy to fall off, and reduces potential safety hazards; meanwhile, the balance detection equipment can correct the tire to a certain extent after detection is completed, and reduces the dynamic balance deviation value, so that the weight of the balance weight block is reduced, the attractiveness and the driving safety coefficient are improved, the balance effect under the real road condition can be simulated, and the dynamic balance detection is more accurate.

The technical scheme adopted by the invention is as follows:

the automobile hub comprises a rim, wherein one side surface of the rim is provided with a double-rod crossed spoke, a rim is integrally formed on the inner surface of the rim, which is close to the rim, and a balancing weight is arranged in a matching manner with the rim.

The cross section of the top end of the rim is semicircular, and the side face is provided with a side groove.

The balancing weight tip offer with rim assorted joint groove, the joint inslot surface arch have with limit groove assorted lug, balancing weight bottom surface is provided with the tie coat.

The cross section of the balancing weight is in a right triangle shape, and the cross sections of the side grooves and the protruding blocks are all in a semicircle shape.

An automobile hub balance detection device for detecting the automobile hub, comprising:

the dynamic balancing machine is provided with a detection shaft on the side surface;

the back plate is detachably arranged on the back surface of the dynamic balancing machine, an infrared positioning camera used for scanning the automobile hub is arranged on the top surface of the back plate, a storage groove is formed in one end of the back plate, which is positioned on the detection shaft, and a swing arm mechanism is arranged in the storage groove;

the correcting component is fixedly arranged on the swing arm mechanism;

the lifting assembly is arranged right below the detection shaft and comprises a lower supporting frame and an upper supporting plate which are arranged in parallel up and down, and a lifting mechanism is arranged between the lower supporting frame and the upper supporting plate;

the tire supporting assembly comprises a movable platform which is slidably arranged on the top surface of the upper supporting plate, a through groove is formed in the movable platform, and a simulation mechanism for simulating the road condition is arranged in the through groove;

the tire formed by the automobile hub is lifted and conveyed through the lifting assembly and the tire supporting assembly, the tire is fixedly arranged on the detection shaft, the dynamic balance under idling and live conditions is detected by the dynamic balancing machine, the miniature correction is carried out by the correction assembly, and then the balancing weight with proper weight is added on the rim according to the requirement.

The dynamic balance machine is characterized in that a storage disc is arranged on the top surface of the dynamic balance machine, a display is arranged through a support, an infrared measuring head is arranged on the side surface of the dynamic balance machine and is parallel to the detection shaft, a positioning seat is fixedly arranged at the end part of the detection shaft, and a cone seat and an electronic pneumatic lock for fixing the automobile hub are movably arranged at the outer end of the detection shaft.

The swing arm mechanism comprises a rotary support shaft and a servo motor, the rotary support shaft is rotatably arranged at the top of the storage groove, the servo motor is fixedly arranged on the outer surface of the backboard, a driven gear is fixedly arranged on the rotary shaft of the rotary support shaft, a power output end of the servo motor is connected with a driving gear through a coupler, and the driving gear is meshed with the driven gear.

The correcting assembly comprises a transverse support fixedly arranged on the lifting mechanism and two groups of correcting wheels symmetrically arranged, and an adjusting mechanism for adjusting the positions of the correcting wheels is arranged on the transverse support;

the adjusting mechanism comprises an L-shaped support plate and a supporting arm, wherein a linear guide rail is fixedly arranged on the side face of the transverse support seat, a linear motor sliding block is slidably arranged on the linear guide rail, a linear motor unit for providing transverse driving force is arranged between the linear motor sliding block and the linear guide rail, a supporting table is fixedly arranged on the linear motor sliding block, the L-shaped support plate is fixedly arranged on one side of the supporting table, a longitudinal rail is fixedly arranged at the end part of the L-shaped support plate, a sliding seat is slidably arranged on the longitudinal rail, the supporting arm is fixedly arranged on the sliding seat, one end of the supporting arm, far away from the sliding seat, is inwards bent, a correcting wheel is rotatably arranged on the inner side of the bent end of the supporting arm, a thin cylinder is fixedly arranged on the top face of the supporting table in parallel to the L-shaped support plate, and the power output end of the thin cylinder is fixedly arranged on the supporting arm.

The lifting mechanism comprises a cross movable support arranged between the lower support frame and the upper support plate and a servo electric cylinder arranged in the center of the lower support frame, one end of the cross movable support frame is rotationally connected between the lower support frame and the upper support plate, the other end of the cross movable support frame is slidingly connected between the lower support frame and the upper support plate, the power output end of the servo electric cylinder is rotationally connected to the sliding end of the cross movable support frame, and the other end of the servo electric cylinder is rotationally connected to the central support rod of the lower support frame.

Side sliding grooves are symmetrically formed in two side walls of the upper supporting plate, rollers are rotatably arranged on the inner walls of the side plates of the movable platform, which cover the side sliding grooves, and the rollers are embedded into the side sliding grooves;

the movable platform is fixedly provided with a handrail frame on one side surface parallel to the short side of the upper supporting plate, the free end of the handrail frame is provided with a handle, one side, close to the movable platform, of the movable platform is welded with an inner limit frame, an electronic magnetic lock is arranged on a base of the handrail frame, and a magnetic attraction surface of the electronic magnetic lock is attached to the upper surface of the upper supporting plate;

the simulation mechanism comprises driving rollers which are rotatably arranged in the through grooves in an array mode, a driving belt is sleeved between the driving rollers, and the top surface of the driving belt is flush with the top surface of the movable platform.

The invention has the technical effects that:

according to the invention, the wheel rim and the matched balancing weight are arranged on the inner side of the wheel rim, and the clamping and pasting modes are combined, so that the balancing weight is fixed more firmly and cannot fall off easily, and is hidden on the inner side of the wheel rim and cannot be found easily, meanwhile, the balancing weight is arranged to be an upward slope surface, even if a tiny alluvial deposit such as a stone impacts the balancing weight, the tiny alluvial deposit can be guided and buffered by the tiny alluvial deposit, the acting force acting on the surface of the balancing weight is reduced, the probability of falling off caused by collision is reduced, the potential safety hazard is reduced, and meanwhile, the overall structural strength of the automobile hub can be enhanced by the wheel rim, so that the wheel rim is obtained at one time.

According to the invention, by adding the simulation structure on the traditional dynamic balance detection equipment, the balance effect under the real road condition can be simulated, so that the dynamic balance detection is more accurate, the dynamic balance detection is combined with the tire supporting component of the tire, the use is convenient, no obstacle is generated to the transportation of the tire, and the whole structure is more reasonable.

According to the invention, the correction assembly is arranged, after the dynamic balance detection of the hub is finished, the wheel rim is gradually adjusted to be in a state close to a perfect circle by utilizing the relative rotation of the correction wheel and the wheel rim, so that the dynamic balance deviation value is reduced, the weight of the balance weight block is reduced, the aesthetic property and the driving safety coefficient are improved, and meanwhile, the swing arm mechanism is matched with the balance weight block, so that the balance weight block is hidden when not in use, the detection of the hub is not influenced, the swing arm mechanism is unfolded when in use, the hub is directly positioned and aligned, the hub is not required to be detached, the use is convenient, and the correction efficiency is high.

Drawings

FIG. 1 is a schematic perspective view of an automobile hub of the present invention;

FIG. 2 is a schematic side perspective view of an automobile hub of the present invention;

FIG. 3 is a schematic top cross-sectional view of the automotive hub of the present invention;

FIG. 4 is a schematic view of the partial enlarged structure of FIG. 3A according to the present invention;

FIG. 5 is a schematic diagram of the weight of the present invention;

FIG. 6 is a schematic perspective view of a balance detecting apparatus of the present invention;

FIG. 7 is a schematic perspective view of a dynamic balancer of the present invention;

FIG. 8 is a schematic view of the back plate and orthotic assembly of the present invention;

FIG. 9 is a schematic illustration of the orthotic assembly of the present invention;

FIG. 10 is a schematic view of a lift assembly and a tire support assembly according to the present invention;

FIG. 11 is a schematic view of the bottom structure of the tire support assembly of the present invention;

FIG. 12 is a schematic top cross-sectional view of FIG. 11 in accordance with the present invention;

fig. 13 is a schematic diagram showing the structure of the correction state of the balance detecting apparatus of the present invention.

In the drawings, the list of components represented by the various numbers is as follows:

1. a rim; 2. a dynamic balancing machine; 3. a back plate; 4. a corrective component; 5. a lifting assembly; 6. a tire support assembly;

11. a spoke; 12. a rim; 13. balancing weight blocks;

121. a side groove;

131. a clamping groove; 132. a bump; 133. a bonding layer;

21. a detection shaft; 22. a positioning seat; 23. a cone seat; 24. an electronic pneumatic lock; 25. an infrared measuring head; 26. a connection plate; 27. a storage tray; 28. a display;

31. an infrared positioning camera; 32. a storage groove; 33. a cone frame; 34. a rotating support shaft; 35. a driven gear; 36. a servo motor; 37. a coupling; 38. a drive gear;

41. a transverse support; 42. a linear guide rail; 43. a linear motor slider; 44. a linear motor group; 45. a support table; 46. an L-shaped support plate; 47. a longitudinal rail; 48. a slide; 49. a support arm; 410. a correction wheel; 411. a thin cylinder;

51. a lower support frame; 52. an upper support plate; 53. a cross movable bracket; 54. a servo electric cylinder; 55. a step plate; 56. a side chute;

61. a movable platform; 62. a through groove; 63. a driving roller; 64. a transmission belt; 65. a roller; 66. a handrail frame; 67. an inner limit frame; 68. a handle; 69. an electronic magnetic lock.

Detailed Description

The present invention will be specifically described with reference to examples below in order to make the objects and advantages of the present invention more apparent. It should be understood that the following text is intended to describe only one or more specific embodiments of the invention and does not limit the scope of the invention strictly as claimed.

As shown in fig. 1-5, an automobile hub comprises a rim 1, wherein one side surface of the rim 1 is provided with a double-rod crossed spoke 11, a rim 12 is integrally formed at the position, close to the rim, of the inner surface of the rim 1, balancing weights 13 are matched with the rim 12, and two groups of balancing weights 13 are arranged on the inner side and the outer side of the inner surface of the rim 1, so that the balancing weights 13 can be conveniently added on the outer side and the inner side respectively according to requirements.

Of course, in other embodiments, the rim 12 may be provided on only one of the inner surfaces of the rim 1.

Referring to fig. 4 and 5, in order to improve the installation firmness of the balancing weight 13, the top end of the rim 12 is semicircular in cross section, and a side surface is provided with a side groove 121; the joint groove 131 with wheel rim 12 assorted is offered to balancing weight 13 tip, joint groove 131 internal surface arch have with limit groove 121 assorted lug 132, balancing weight 13 bottom surface is provided with tie coat 133, limit groove 121 and lug 132 cross section all are semi-circular simultaneously, joint groove 131 can cup joint on wheel rim 12 smoothly like this when the installation, simultaneously limit groove 121 and lug 132 also can smooth block, simple to operate, and structure tie coat 133 combines together the joint with pasting the both modes, make balancing weight 13 fixed more firmly, can not drop easily.

Further, the cross section of the balancing weight 13 is in a right triangle shape, so that the outer surface of the balancing weight 13 is in an upward slope surface, even if tiny alluvial substances such as stones collide with the balancing weight, the tiny alluvial substances can be guided and buffered by the balancing weight, the acting force acting on the surface of the balancing weight is reduced, the probability of falling off due to collision is reduced, the potential safety hazard is reduced, meanwhile, the single weight of the balancing weight 13 is 5 g, the bottoms of the balancing weights are connected with each other through the bonding layer 133, the balancing weight can be used in parallel continuously, and different gram weights can be added conveniently according to requirements.

As shown in fig. 6 to 13, an apparatus for detecting the balance of an automobile hub for detecting the above-mentioned automobile hub comprises a dynamic balancing machine 2, a back plate 3 provided on the back surface of the dynamic balancing machine 2, a correction assembly 4 mounted on the back plate 3, a lifting assembly 5 for transmitting the hub, and a tire supporting assembly 6 slidably mounted on the lifting assembly 5.

Referring to fig. 6 and 7, wherein a detection shaft 21 is arranged on the side surface of the dynamic balancing machine 2, a storage disc 27 is arranged on the top surface of the dynamic balancing machine, a display 28 is arranged on the top surface of the dynamic balancing machine, an infrared measuring head 25 is arranged on the side surface of the dynamic balancing machine 2 and is parallel to the detection shaft 21 and is used for measuring data of a rim 1, a positioning seat 22 is fixedly arranged at the end part of the detection shaft 21, a cone seat 23 and an electronic pneumatic lock 24 for fixing an automobile hub are movably arranged at the external end of the detection shaft 21, and a connection plate 26 is also arranged at the bottom of the detection shaft;

according to the above structure, when the hub is detected, the data of the rim 1 can be measured by the infrared measuring head 25 and detected by selecting an appropriate cone seat 23, sleeving the cone seat on the detecting shaft 21, fixing the cone seat on the positioning seat 22, sleeving the hub on the detecting shaft 21, sleeving the electronic pneumatic lock 24 on the surface of the detecting shaft 21, locking the tire by the cone seat 23 and the electronic pneumatic lock 24, and simultaneously starting the dynamic balancing machine 2.

Referring to fig. 6 and 8, the back plate 3 is detachably mounted on the back surface of the dynamic balancing machine 2, the detachable connection is convenient for transporting one by one, the outer side surface is fixedly provided with cone frames 33 with different sizes for placing cone seats 23 with different types, the cone frames are convenient for matching with different types of hubs, meanwhile, the top surface of the back plate 3 is provided with an infrared positioning camera 31 for scanning automobile hubs for scanning data information of the hubs, meanwhile, the back plate 3 is provided with a storage groove 32 at one end of the detection shaft 21, the top of the storage groove 32 is rotatably provided with a rotary support shaft 34, the outer surface of the back plate 3 is fixedly provided with a servo motor 36, the rotary shaft 34 is fixedly provided with a driven gear 35 on a rotary shaft, the power output end of the servo motor 36 is in transmission connection with a driving gear 38 through a coupler 37, and the driving gear 38 is meshed with the driven gear 35, so that the rotary support shaft 34 can be driven by the servo motor 36 and the driven gear 35.

Referring to fig. 8, 9 and 13, the correction assembly 4 includes a transverse support 41 and two sets of symmetrically arranged correction wheels 410, the transverse support 41 is fixedly mounted on the side surface of the rotating support shaft 34, and in this way, the correction assembly 4 can be driven to rotate integrally by using the rotating support shaft 34, so that the correction assembly is hidden in the storage groove 32, and is stored conveniently when not used, and is unfolded more conveniently when used, so that the wheel hub is prevented from being blocked in transportation, and meanwhile, the rotation central axis of the correction wheels 410 when being horizontally placed and the rotation central axis of the detection shaft 21 are in the same plane, so that the correction wheels 410 can be directly attached on the horizontal division plane of the wheel hub without up-down adjustment of the height, the adjustment step is reduced, and the cost is reduced.

Further, in order to adjust the position of the straightening wheel 410 in the transverse direction and the longitudinal direction to match the width and the diameter of the tire, the straightening assembly 4 further comprises an L-shaped support plate 46 and a supporting arm 49, the side surface of the transverse support 41 is fixedly provided with a linear guide rail 42, the linear guide rail 42 is provided with a linear motor sliding block 43 in a sliding manner, a linear motor unit 44 for providing transverse driving force is arranged between the linear motor sliding block 43 and the linear guide rail 42, a supporting table 45 is fixedly arranged on the linear motor sliding block 43, the L-shaped support plate 46 is fixedly arranged on one side of the supporting table 45, a longitudinal rail 47 is fixedly arranged at the end of the L-shaped support plate 46, a sliding seat 48 is slidably arranged on the longitudinal rail 47, the supporting arm 49 is fixedly arranged on the sliding seat 48, one end of the supporting arm 49 away from the sliding seat 48 is bent inwards, the bending angle of the embodiment is 45 DEG, and of course, in other embodiments, the bending angle of the angle is any value in the range of 30-60 DEG as required, the angle is rotatably arranged on the inner side of the bending end of the supporting arm 49 through the straightening wheel 410, the top surface of the supporting table 45 is not rubbed to the rim when contacting and straightening with the rim 1, a thin cylinder 411 is fixedly arranged on the top surface of the L-shaped support plate 46, and the thin cylinder 48 is fixedly arranged on the side, and the thin cylinder 48, and the thin power output end is fixedly arranged on the supporting arm 49;

according to the above structure, after the first detection of the hub is completed, the balancing weight 13 does not need to be directly added on the hub, the servo motor 36 drives the rotating support shaft 34 to rotate by using the driving gear 38 and the driven gear 35, the correction assembly 4 is stretched to be in a horizontal state, meanwhile, the linear motor unit 44 is started to drive the two correction wheels 410 to transversely move to the designated position by using the hub data information scanned by the infrared positioning camera 31, the thin cylinder 411 is started to push the two correction wheels 410 to longitudinally advance to the designated position, then the dynamic balancing machine 2 is started to drive the tire to rotate at a uniform speed, so that the wheel rim 1 is gradually adjusted to be in a state close to a perfect circle by using the relative rotation of the correction wheels 410 and the wheel rim 1, the dynamic balance deviation value is reduced, the weight of the balancing weight 13 is reduced, and the aesthetic property and the driving safety coefficient are improved.

Referring to fig. 10, the lifting assembly 5 is disposed directly below the detection shaft 21, and includes a lower support frame 51 and an upper support plate 52 disposed in parallel up and down, the lower support frame 51 is connected to the dynamic balancing machine 2 by using the connection plate 26, so as to improve the support stability thereof, a cross movable support 53 is symmetrically disposed between the lower support frame 51 and the upper support plate 52, meanwhile, a servo cylinder 54 is disposed in the center of the lower support frame 51, one end of the cross movable support 53 is rotatably connected between the lower support frame 51 and the upper support plate 52, the other end is slidably connected between the lower support frame 51 and the upper support plate 52, the power output end of the servo cylinder 54 is rotatably connected to the sliding end of the cross movable support 53, and the other end is rotatably connected to the central support rod of the lower support frame 51, so that the cross movable support 53 is pulled to relatively rotate by using the servo cylinder 54, so as to raise the upper support plate 52, thereby realizing high lifting (the structural principle of which is similar to that of a hydraulic lifting platform, and the structural principle of which can be referred to), and the step plate 55 is mounted at one end of the lower support frame 51, so that the tire can conveniently roll up and down.

Referring to fig. 11 and 12, the tire supporting assembly 6 includes a movable platform 61 slidably mounted on the top surface of the upper support plate 52, a through groove 62 is formed on the movable platform 61, driving rollers 63 in the through groove 62 are sleeved with driving belts 64 between the driving rollers 63, and the top surfaces of the driving belts 64 are flush with the top surfaces of the movable platform 61, so that the tires can be attached to the driving belts 64 and relatively moved with the tires, thereby simulating dynamic balance under real road conditions, facilitating detection of the dynamic balancing machine 2, further realizing idle running of the tires and dynamic balance detection under real road conditions, and enabling dynamic balance adjustment to be more accurate;

further, in order to facilitate the movement of the movable platform 61, side sliding grooves 56 are symmetrically formed on two side walls of the upper supporting plate 52, rollers 65 are rotatably mounted on the inner walls of the side plates of the movable platform 61 covering the side sliding grooves 56, and the rollers 65 are embedded into the side sliding grooves 56, so that the movable platform 61 can move on the top surface of the upper supporting plate 52 by using the rollers 65 and the side sliding grooves 56 in a labor-saving manner;

furthermore, in order to facilitate the manual control of the movement of the movable platform 61, the movable platform 61 is fixedly provided with the armrest frame 66 on one side surface parallel to the short side of the upper support plate 52, the free end of the armrest frame 66 is provided with the handle 68, one side close to the movable platform 61 is welded with the inner limit frame 67, the base of the armrest frame 66 is provided with the electronic magnetic lock 69, the magnetic attraction surface of the electronic magnetic lock 69 is attached to the upper surface of the upper support plate 52, the operator can control the movement of the movable platform 61 through the handle 68 by the aid of the armrest frame 66, meanwhile, the inner limit frame 67 can limit the position of a tire, and meanwhile, the electronic magnetic lock 69 is arranged and a switch is arranged on the handle 68, so that when the movable platform 61 needs to be parked and controlled, the parking can be realized by only starting the electronic magnetic lock 69 through pressing the switch and utilizing the strong magnetic force of the electronic magnetic lock 69, the electronic magnetic lock is convenient to control, and the movement is simple, and the stability of parking is ensured.

Of course, in other embodiments, an automated pushing structure may be used to achieve movement of the movable platform 61, such as a motor screw, a linear motor, a motor pulley, and so on.

The working principle of the invention is as follows: when the tire is used, firstly, a tire formed by the rim 1 is rolled onto a transmission belt 64 through a stepped plate 55, meanwhile, the tire supporting assembly 6 is pushed by utilizing a handrail frame 66 to move towards the direction of a detection shaft 21, meanwhile, a servo electric cylinder 54 is started to pull a crossed movable support 53 to rotate relatively, and then an upper supporting plate 52 is lifted, so that a mounting hole of the rim 12 is aligned with the detection shaft 21, meanwhile, a positioning seat 22 matched with the rim 12 is sleeved at the end part of the detection shaft 21, then the tire is sleeved at the end part of the detection shaft 21, an electronic pneumatic lock 24 is sleeved on the detection shaft 21, and the tire is locked by utilizing a cone seat 23 and the electronic pneumatic lock 24;

secondly, the lifting assembly 5 descends to enable the transmission belt 64 to be separated from the surface of the tire, meanwhile, the dynamic balance machine 2 is started to detect dynamic balance under the idle state of the tire, after detection, the height of the tire supporting assembly 6 is lifted to enable the transmission belt 64 to be closely attached to the surface of the tire, meanwhile, the handle 68 controls the electronic magnetic lock 69 to be started to adsorb the upper supporting plate 52, the tire supporting assembly 6 is locked on the upper surface of the upper supporting plate 52, the tire is moved in the detection process, and then the dynamic balance machine 2 is started to enable the tire to rotate relative to the transmission belt 64, and dynamic balance under the simulated real road condition is detected;

secondly, after detection is completed, the tire supporting assembly 6 is pushed away from the tire, the correction assembly 4 is rotated from the storage groove 32 to be horizontal by utilizing the swing arm mechanism, the correction assembly is positioned by utilizing the infrared positioning camera 31, the transverse and longitudinal positions of the correction wheel 410 are adjusted by utilizing the linear motor unit 44 and the thin air cylinder 411 to be embedded into the outer surface of the rim 1, the designated wheel diameter is positioned, and then the dynamic balancing machine 2 is started to drive the tire to rotate at a uniform speed, so that the rim 1 is gradually adjusted to be in a state close to a perfect circle by utilizing the relative rotation of the correction wheel 410 and the rim 1, and the dynamic balance deviation value is reduced;

finally, the idle running is repeatedly detected again, dynamic balance under real road conditions is simulated, the placement position of the balancing weight 13 is indicated through laser, and meanwhile, the balancing weight 13 with proper weight is clamped and stuck on the rim 12 according to the generated data.

The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. Automobile hub, comprising a rim (1), characterized in that: one side of the rim (1) is provided with a double-rod crossed spoke (11), a rim (12) is integrally formed on the inner surface of the rim (1) close to the rim, and a balancing weight (13) is arranged in a matching manner with the rim (12).

2. An automobile hub according to claim 1, wherein: the top end of the rim (12) is semicircular in cross section, and the side face of the rim is provided with a side groove (121).

3. An automobile hub according to claim 2, wherein: the end part of the balancing weight (13) is provided with a clamping groove (131) matched with the rim (12), the inner surface of the clamping groove (131) is provided with a convex block (132) matched with the side groove (121), and the bottom surface of the balancing weight (13) is provided with a bonding layer (133).

4. A vehicle hub according to claim 3, wherein: the cross section of the balancing weight (13) is in a right triangle shape, and the cross sections of the side groove (121) and the protruding block (132) are in a semicircle shape.

5. An automobile hub balance detection device, which is characterized in that: the balance detecting apparatus for detecting the automobile hub according to any one of claims 1 to 4, comprising:

a dynamic balancing machine (2), the side surface of which is provided with a detection shaft (21);

the backboard (3) is detachably arranged on the back surface of the dynamic balancing machine (2), an infrared positioning camera (31) for scanning the automobile hub is arranged on the top surface of the backboard (3), a storage groove (32) is formed in one end of the backboard (3) positioned on the detection shaft (21), and a swing arm mechanism is arranged in the storage groove (32);

the correcting component (4) is fixedly arranged on the swing arm mechanism;

the lifting assembly (5) is arranged right below the detection shaft (21), the lifting assembly (5) comprises a lower supporting frame (51) and an upper supporting plate (52) which are arranged in parallel up and down, and a lifting mechanism is arranged between the lower supporting frame (51) and the upper supporting plate (52);

the tire supporting assembly (6) comprises a movable platform (61) which is slidably arranged on the top surface of the upper supporting plate (52), a through groove (62) is formed in the movable platform (61), and a simulation mechanism for simulating the road condition is arranged in the through groove (62);

the tire formed by the automobile hub is lifted and conveyed through the lifting assembly (5) and the tire supporting assembly (6), the tire is fixedly arranged on the detection shaft (21), the dynamic balance under idle running and live conditions is detected by the dynamic balancing machine (2), the miniature correction is carried out by the correction assembly (4), and then the balancing weight (13) with proper weight is added on the rim (12) according to the requirement.

6. The automobile hub balance detection apparatus according to claim 5, wherein: the automatic measuring device is characterized in that a storage disc (27) is arranged on the top surface of the dynamic balancing machine (2), a display (28) is arranged on the top surface of the dynamic balancing machine through a support, an infrared measuring head (25) is arranged on the side surface of the dynamic balancing machine (2) and the detecting shaft (21) in parallel, a positioning seat (22) is fixedly arranged at the end part of the detecting shaft (21), and a cone seat (23) and an electronic pneumatic lock (24) for fixing the automobile hub are movably arranged at the external end of the detecting shaft (21).

7. The automobile hub balance detection apparatus according to claim 5, wherein: the swing arm mechanism comprises a rotating support shaft (34) rotatably mounted at the top of the storage groove (32) and a servo motor (36) fixedly mounted on the outer surface of the back plate (3), a driven gear (35) is fixedly mounted on the rotating shaft of the rotating support shaft (34), a driving gear (38) is connected to the power output end of the servo motor (36) in a transmission manner through a coupler (37), and the driving gear (38) is meshed with the driven gear (35).

8. The automobile hub balance detection apparatus according to claim 5, wherein: the correcting assembly (4) comprises a transverse support (41) fixedly arranged on the lifting mechanism and two groups of symmetrically arranged correcting wheels (410), and an adjusting mechanism for adjusting the positions of the correcting wheels (410) is arranged on the transverse support (41);

the utility model provides a thin type air cylinder (411) of output, including adjustment mechanism, including L type extension board (46) and support arm (49), horizontal support (41) side fixed mounting has linear guide (42), slidable mounting has linear motor slider (43) on linear guide (42), linear motor slider (43) with be provided with between linear guide (42) linear motor group (44) that provide horizontal driving force, fixed mounting has brace table (45) on linear motor slider (43), L type extension board (46) fixed mounting in one of them side of brace table (45), L type extension board (46) tip fixed mounting has longitudinal rail (47), slidable mounting has slide (48) on longitudinal rail (47), support arm (49) fixed mounting in on slide (48), one end that support arm (49) kept away from slide (48) is inwards buckled, correct wheel (410) rotate install in the bending end inboard of support arm (49), brace table (45) top surface with L type extension board (46) are parallel to be fixed mounting has on support arm (411) thin type air cylinder (49) fixed mounting.

9. The automobile hub balance detection apparatus according to claim 5, wherein: the lifting mechanism comprises crossed movable brackets (53) symmetrically arranged between the lower supporting frame (51) and the upper supporting plate (52) and servo electric cylinders (54) arranged at the center of the lower supporting frame (51), one ends of the crossed movable brackets (53) are rotationally connected between the lower supporting frame (51) and the upper supporting plate (52), the other ends of the crossed movable brackets are slidingly connected between the lower supporting frame (51) and the upper supporting plate (52), the power output ends of the servo electric cylinders (54) are rotationally connected to the sliding ends of the crossed movable brackets (53), and the other ends of the crossed movable brackets are rotationally connected to the central supporting rods of the lower supporting frame (51).

10. The automobile hub balance detection apparatus according to claim 5, wherein: side sliding grooves (56) are symmetrically formed in two side walls of the upper supporting plate (52), the movable platform (61) covers the inner walls of the side plates of the side sliding grooves (56), rollers (65) are rotatably arranged on the inner walls of the side sliding grooves, and the rollers (65) are embedded into the side sliding grooves (56);

the movable platform (61) is fixedly provided with a handrail frame (66) on one side surface parallel to the short side of the upper supporting plate (52), the free end of the handrail frame (66) is provided with a handle (68), one side, close to the movable platform (61), of the movable platform is welded with an inner limit frame (67), an electronic magnetic lock (69) is arranged on a base of the handrail frame (66), and the magnetic attraction surface of the electronic magnetic lock (69) is attached to the upper surface of the upper supporting plate (52);

the simulation mechanism comprises driving rollers (63) which are rotatably arranged in the through grooves (62), driving belts (64) are sleeved between the driving rollers (63), and the top surfaces of the driving belts (64) are flush with the top surfaces of the movable platforms (61).