CN218973413U

CN218973413U - Automobile hub roundness detection device

Info

Publication number: CN218973413U
Application number: CN202223378937.1U
Authority: CN
Inventors: 巩建军; 马磊; 王海亮
Original assignee: Shandong Fu'anda Heavy Duty Truck Parts Manufacturing Co ltd
Current assignee: Shandong Fu'anda Heavy Duty Truck Parts Manufacturing Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-05
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses an automobile hub roundness detection device, which comprises a base, wherein the base is fixedly connected with supporting legs; the device comprises a turntable, wherein the turntable is rotationally connected with a base, a limit column is fixedly connected to the upper top surface of the turntable, a vertical frame is fixed on the base, the vertical frame is fixedly connected with a lifting frame through a lifting device, symmetrically arranged detection boxes are fixed on the lifting frame, one side, close to each other, of each detection box is slidably connected with a telescopic part, each detection box is provided with a sensor, and the telescopic parts are in butt joint with the sensors; according to the utility model, the wheel hub is driven to rotate by the turntable, the lifting device drives the lifting frame to descend, the sensor detects the pressure, the rotating motor drives the wheel hub to rotate, the sensor detects the pressure change, the circumferential detection can be carried out on the positions of different heights on the side surface of the wheel hub, the whole structure is simple, the operation is convenient, the dynamic detection can be carried out according to the circumferential diameter of the wheel hub, the detection efficiency is high, and the detection precision is improved.

Description

Automobile hub roundness detection device

Technical Field

The utility model relates to the technical field of automobile hub detection, in particular to an automobile hub roundness detection device.

Background

The automobile hub is a part at two ends of an automobile front axle and an automobile rear axle, the part relates to whether a vehicle can safely run at a high speed or not, the roundness of the automobile hub relates to whether the vehicle can keep stability when running at the high speed or not, therefore, after the automobile hub is produced, the roundness of the hub needs to be detected, most of the detection of the hub is manually detected by a roundness detector, but the concentricity of the hub cannot be detected only at the same position, the patent number CN213600051U discloses a roundness detection device for the automobile hub, which specifically comprises a detection mechanism, a rotating mechanism, wheels, a detection device shell and a lifting mechanism, wherein the lifting mechanism is arranged in the detection device shell, the rotating mechanism is arranged above the lifting mechanism, the wheels are arranged on the rotating mechanism, and two groups of detection mechanisms are symmetrically arranged on two sides of the wheels; the detection mechanism comprises a detection probe, the detection probe is embedded into one end of a crank, the other end of the crank is connected with the middle of a transverse plate, two groups of sliding blocks are symmetrically arranged at two ends of the transverse plate, the sliding blocks are connected with a guide rail in a sliding manner, one side of the transverse plate is connected with a cylinder, and the cylinder is connected with the side wall of a shell of the detection device; adopt the cylinder to promote the test probe on the crank and laminate with the wheel in this technical scheme, realize detecting to cooperation elevation structure and rotary mechanism drive the wheel and go up and down and rotate, realize detecting wheel a week and a plurality of positions from top to bottom, however, whole detection structure is comparatively complicated, when wheel hub goes up and down, adopts the lead screw to drive and accepts the piece and go up and down and then drive wheel hub and go up and down, and the operation is comparatively loaded down with trivial details, and detects a circumference diameter at every turn and all need cylinder drive crank to remove, has reduced detection efficiency.

Disclosure of Invention

The utility model aims to solve the technical problems that: the automobile hub roundness detection device is convenient to operate and high in detection efficiency.

In order to solve the technical problems, the utility model comprises a base, wherein the base is fixedly connected with supporting legs; the carousel, carousel and base rotate to be connected, and the spacing post of top surface fixedly connected with on the carousel, the grudging post is fixed on the base, and the grudging post passes through elevating gear fixedly connected with crane, is fixed with the detection box that the symmetry set up on the crane, and one side sliding connection that two detection boxes are close to each other has telescopic part, and every detection box all is equipped with the sensor, telescopic part and sensor butt.

Preferably, the top of the base is provided with a round groove, the turntable is arranged in the round groove, and the bottom surface of the turntable is connected with a rotating motor in a transmission way.

Preferably, the spacing post includes center pillar and side post, the center position at the rotary disk is fixed to the center pillar, side post sets up around center pillar annular array, through center pillar and side post respectively with the epaxial centre bore of wheel hub and screw hole grafting, realizes spacing to wheel hub for wheel hub can rotate along with the rotary disk.

Preferably, the lifting device is one of an electric push rod, an air cylinder or a hydraulic rod.

Preferably, the middle part sliding connection of crane has the polished rod, and the bottom surface fixedly connected with pressure disk of polished rod is connected through spring one between pressure disk and the crane.

Preferably, the telescopic component comprises a sliding rod, a ring disc is fixedly connected to the sliding rod, the sliding rod is connected with the detection box in a sliding mode, the ring disc is connected with the side wall of the detection box through a second spring, one end of the sliding rod, located inside the detection box, is elastically connected with a push rod, and the push rod is in butt joint with the sensor.

Preferably, a sliding groove is arranged in the sliding rod, the ejector rod is in sliding connection with the sliding groove, and the ejector rod is connected with the bottom of the sliding groove through a spring III.

Preferably, the end part of the sliding rod positioned outside the detection box is fixedly connected with a conical block, and the end part of the conical block is movably connected with a rolling ball.

Preferably, the sensor is a pressure sensor.

The beneficial effects of the utility model are as follows: according to the utility model, the wheel hub is limited and installed through the limiting column on the rotary table, the rotary table is utilized to drive the wheel hub to rotate, the lifting device drives the lifting frame to descend, one end of the telescopic component on the detection box is abutted against the wheel hub, the other end of the telescopic component is abutted against the sensor, the sensor detects the pressure received by the telescopic component, the rotary motor drives the rotary table to rotate, the wheel hub is driven to rotate, the sensor detects the pressure change received by the rotary table, the roundness and the coaxiality of the wheel hub are detected according to the pressure change, the circumference detection of the side surface of the wheel hub at different heights can be carried out, the whole structure is simple, the operation is convenient, the dynamic detection can be carried out according to the circumference diameter of the wheel hub, the detection efficiency is high, and the detection precision is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a cartridge according to the present utility model;

fig. 3 is a schematic view of the telescopic member of the present utility model.

In the figure: 1. a base; 2. a support leg; 3. a circular groove; 4. a turntable; 5. a rotating electric machine; 6. a limit column; 61. a center column; 62. a side column; 7. a vertical frame; 8. a lifting device; 9. a lifting frame; 10. a detection box; 11. a telescopic member; 111. a slide bar; 112. a ring plate; 113. a second spring; 114. a push rod; 115. a chute; 116. a third spring; 117. a conical block; 118. a rolling ball; 12. a sensor; 13. a polish rod; 14. a pressure plate; 15. and a first spring.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, in which all directional indications (such as up, down, left, right, front, and rear … …) are only used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

As shown in fig. 1-3, this embodiment provides an automobile hub roundness detection device, including base 1, fixedly connected with landing leg 2 on base 1, the bottom of landing leg 2 is fixed subaerial, the top surface of base 1 is equipped with circular slot 3, circular slot 3 internal rotation is connected with carousel 4, rotating electrical machines 5 are installed to the bottom surface of base 1, the output of rotating electrical machines 5 is connected with the bottom surface middle part transmission of carousel 4, rotating electrical machines 5 drive carousel 4 in circular slot 3, and the top surface fixedly connected with spacing post 6 on carousel 4, the wheel hub is placed on carousel 4, utilize spacing post 6 to carry out spacing to the wheel hub, when carousel 4 rotates, drive wheel hub and rotate, and fixedly connected with grudging post 7 on base 1, grudging post 7 passes through elevating gear 8 fixedly connected with crane 9, elevating gear 8 can be one of them electric putter, cylinder or hydraulic stem's one of them, elevating gear 8 adopts electric putter in this example, drive crane 9 reciprocates, be fixed with the detection box 10 of symmetry setting on crane 9, two detection box 10 are close to each other one side and are connected with each other and are equipped with sensor 12, and each sensor 12 is equipped with telescopic sensor 11.

As shown in fig. 1, the limit post 6 includes a center post 61 and a side post 62, the center post 61 is fixed at the central position of the rotary disk 4, the side post 62 is arranged around the center post 61 in a ring array, the center post 61 and the side post 62 are respectively inserted into a center hole and a threaded hole on the hub, the limit of the hub is realized, the hub can rotate along with the rotary disk 4, a polish rod 13 is slidably connected to the middle part of the lifting frame 9, a pressure plate 14 is fixedly connected to the bottom surface of the polish rod 13, the pressure plate 14 is connected with the lifting frame 9 through a first spring 15, and the first spring 15 acts on the pressure plate 14 in the downward movement process of the lifting frame 9, so that the pressure plate 14 is pressed down against the middle part of the hub, and the limit post 6 is matched, so that the hub can be fixed, and the hub keeps stability in rotation.

As shown in fig. 2 and 3, the telescopic component 11 comprises a sliding rod 111, a ring disc 112 is fixedly connected to the sliding rod 111, the sliding rod 111 is in sliding connection with the detection box 10, the ring disc 112 is connected with the side wall of the detection box 10 through a second spring 113, one end of the sliding rod 111, which is positioned in the detection box 10, is elastically connected with a push rod 114, in particular, a sliding groove 115 is arranged in the sliding rod 111, the push rod 114 is in sliding connection with the sliding groove 115, the push rod 114 is connected with the bottom of the sliding groove 115 through a third spring 116, the push rod 114 is abutted with the sensor 12, the sliding rod 111 elastically slides in the detection box 10 through the second spring 113, the push rod 114 with one end elastically connected with the sensor 12 is abutted with the sensor 12, the sensor 12 adopts a pressure sensor, specifically, the electric pressure sensor can be an electric pressure sensor, the pressure sensor is connected with the controller, after the sliding rod 111 is abutted against the side face of the hub, the ejector rod 114 is abutted against the pressure sensor, and the pressure sensor transmits detected pressure to the controller, when the hub rotates, the pressure sensor detects the received pressure in real time, the roundness of the hub is detected according to pressure change, meanwhile, the detector receives the pressure coefficients of the pressure sensors in the two detection boxes 10, the coaxiality of the hub is judged, the end part of the sliding rod 111 outside the detection boxes 10 is fixedly connected with a conical block 117, the end part of the conical block 117 is movably connected with a rolling ball 118, the rolling ball 118 rotates on the conical block 117, and the telescopic part 11 is always abutted against the hub in the lifting process conveniently.

The working principle is as follows: the wheel hub to be detected is placed on the rotary table 4, the central hole and the threaded hole of the wheel hub are spliced with the middle column 61 and the side columns 62, the wheel hub is limited, the lifting device 8 drives the lifting frame 9 to descend, one end of the telescopic component 11 on the detection box 10 is abutted to the wheel hub, the other end of the telescopic component is abutted to the sensor 12, the sensor 12 detects the received pressure, the rotary motor 5 drives the rotary table 4 to rotate, the wheel hub is driven to rotate, the sensor 12 detects the received pressure change, the roundness and the coaxiality of the wheel hub are detected according to the pressure change, the circumference detection can be carried out on different height positions of the side face of the wheel hub, the whole structure is simple, the operation is convenient, the dynamic detection can be carried out according to the circumference diameter of the wheel hub, the detection efficiency is high, and the detection precision is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The roundness detection device for the automobile hub comprises a base, wherein the base is fixedly connected with supporting legs; the device is characterized by further comprising a turntable, wherein the turntable is rotationally connected with the base, and a limit column is fixedly connected with the upper top surface of the turntable; the stand, the stand is fixed on the base, and the stand passes through elevating gear fixedly connected with crane, is fixed with the detection box that the symmetry set up on the crane, and one side sliding connection that two detection boxes are close to each other has telescopic part, and every detection box all is equipped with the sensor, telescopic part and sensor butt.

2. The roundness detection device for the automobile hub according to claim 1, wherein the top of the base is provided with a circular groove, the turntable is arranged in the circular groove, and the bottom surface of the turntable is in transmission connection with a rotating motor.

3. The automobile hub roundness detection device according to claim 1, wherein the limiting column comprises a center column and side columns, the center column is fixed at the center position of the rotating disc, the side columns are arranged around the center column in an annular array, and the limiting column is inserted into a center hole and a threaded hole in the hub respectively through the center column and the side columns to limit the hub, so that the hub can rotate along with the rotating disc.

4. The roundness detection device for automobile hubs according to claim 1, wherein the lifting device is one of an electric push rod, a cylinder or a hydraulic rod.

5. The roundness detection device for the automobile hub according to claim 4, wherein the middle part of the lifting frame is slidably connected with a polished rod, the bottom surface of the polished rod is fixedly connected with a pressing plate, and the pressing plate is connected with the lifting frame through a first spring.

6. The automobile hub roundness detection device according to claim 1, wherein the telescopic component comprises a sliding rod, a ring disc is fixedly connected to the sliding rod, the sliding rod is in sliding connection with the detection box, the ring disc is connected with the side wall of the detection box through a second spring, one end of the sliding rod, which is located inside the detection box, is elastically connected with a push rod, and the push rod is abutted against the sensor.

7. The roundness detection device for the automobile hub according to claim 6, wherein a sliding groove is formed in the sliding rod, the ejector rod is slidably connected with the sliding groove, and the ejector rod is connected with the bottom of the sliding groove through a spring.

8. The automobile hub roundness detection device according to claim 6, wherein the end part of the sliding rod positioned outside the detection box is fixedly connected with a conical block, and the end part of the conical block is movably connected with a rolling ball.

9. The roundness detection device of an automobile hub according to any one of claims 1 to 8, wherein the sensor is a pressure sensor.