Hub profile detection device

Abstract

The utility model relates to the technical field of wheel hub processing, and discloses a wheel hub appearance detection device, which comprises a work box, a support bedplate, a detection transverse ruler for detecting the circumference of a wheel hub and a positioning assembly for installing the wheel hub, the support bedplate is rotatably connected to the inner wall of the work box, the positioning assembly is installed at the top of the support bedplate, and the detection transverse ruler is used for detecting the circumference of the wheel hub. And a driving gear ring is mounted on the inner wall of the supporting table plate. According to the wheel hub appearance detection device, through the arrangement of the supporting bedplate, the detection transverse ruler and the positioning assembly, after zero calibration is carried out on the detection transverse ruler by using a standard wheel hub piece, a polished wheel hub is placed on the supporting bedplate, the position of the wheel hub is fixed by using the positioning assembly, one end of the detection transverse ruler is in contact with the surface of the wheel hub, and the wheel hub appearance is detected through symmetrical scale marks on the surface of the detection transverse ruler. And the concave or convex numerical value of the surface of the hub can be read out, so that the radius of the hub can be measured conveniently, the position where the hub is not polished in place can be measured, and accurate polishing in the next step is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of wheel hub processing, in particular to a wheel hub shape detection device. Background Art

[0002] The wheel hub is a cylindrical metal part with the inner contour of the tire supporting the tire and the center mounted on the shaft. There are three methods for manufacturing aluminum alloy wheel hubs: gravity casting, forging, and low-pressure precision casting. In the general forging method, the entire aluminum ingot is directly extruded on the mold by a thousand-ton press. The grown wheel hub has uniform density, smooth and delicate surface, thin wheel hub wall and light weight, and high material strength.

[0003] However, forged wheels need to be polished, and the protruding part of the wheel edge needs to be ground off. In order to avoid excessive polishing, the size of the wheel needs to be measured. The common method is to use a large caliper to perform multi-point diameter measurement, which cannot measure whether the radius of the wheel is uniform. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a hub shape detection device, which solves the problems mentioned in the above background.

[0005] The utility model provides the following technical solutions: a wheel hub shape detection device, comprising: a working box, a supporting table, a detection ruler for detecting the circumference of the wheel hub and a positioning assembly for installing the wheel hub, the supporting table is rotatably connected to the inner wall of the working box, the positioning assembly is installed on the top of the supporting table, the inner wall of the supporting table is installed with a driving gear ring, the inner wall of the working box is installed with a driving assembly, one end of the driving assembly is meshed with the driving gear ring, a lifting assembly is installed on the surface of the working box, and the detection ruler is installed on the top of the lifting assembly.

[0006] Preferably, a slewing bearing is installed on the inner wall of the working box, and the inner wall of the slewing bearing is connected to the surface of the supporting table.

[0007] Preferably, the lifting assembly includes an electric telescopic rod and a ruler frame, the electric telescopic rod is installed on the surface of the working box, and the telescopic end of the electric telescopic rod is connected to a fixed plate, the ruler frame is installed on the top of the fixed plate, and the detection horizontal ruler is installed on the inner wall of the ruler frame, and the detection horizontal ruler is symmetrically provided with scale lines.

[0008] Preferably, waist-shaped grooves are symmetrically provided on the ruler frame, connecting holes are symmetrically provided on the surface of the fixing plate, the inner wall of the waist-shaped groove is connected with a fixing bolt, and the bottom end of the fixing bolt is threadedly connected to the inner wall of the connecting hole.

[0009] Preferably, the positioning assembly includes an adjusting rod, an adjusting block and a plurality of expansion blocks, the adjusting rod is installed at the center of the supporting table, the adjusting block is threadedly connected to the surface of the adjusting rod, the plurality of expansion blocks are distributed in a circular array with the central axis of the adjusting rod as the array center, an inclined surface is provided on the expansion block, the surface of the adjusting block is connected to the inclined surface of the expansion block, a movable groove is opened at the position of the expansion block corresponding to the top of the supporting table, and the inner wall of the movable groove is slidably connected with a mounting plate, and the mounting plate is connected to the bottom of the expansion block.

[0010] Preferably, a guide block is installed at the bottom of the mounting plate, a guide rail is installed at the bottom of the inner wall of the movable groove, and the guide block is slidably connected to the surface of the guide rail.

[0011] Preferably, two guide rails are installed in each movable groove, and the two guide rails are symmetrically arranged at the bottom of the inner wall of the movable groove. Two guide blocks are installed on each mounting plate, and the two guide blocks are symmetrically installed at the bottom of the mounting plate.

[0012] Preferably, the driving assembly includes a reduction motor and a driving gear, the reduction motor is mounted on the inner wall of the working box, the driving gear is mounted on the output shaft of the reduction motor, and the reduction motor is meshed with the driving gear.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. The wheel hub shape detection device is provided with a support table, a detection ruler and a positioning component. After the detection ruler is calibrated to zero using a standard wheel hub part, the polished wheel hub is placed on the support table. The positioning component is used to fix the position of the wheel hub. One end of the detection ruler contacts the surface of the wheel hub. By detecting the symmetrical scale lines on the surface of the detection ruler, the value of the concave or convex of the wheel hub surface can be read, which is convenient for measuring the radius of the wheel hub, and then the position where the wheel hub is not polished can be measured, which is convenient for the next step of precise polishing.

[0015] 2. The wheel hub shape detection device is provided with a driving gear ring, a reduction motor and a driving gear. The reduction motor drives the driving gear to rotate, and then drives the driving gear ring to rotate. The driving gear ring drives the supporting table to rotate. The supporting table drives the wheel hub to rotate through the positioning component. The radius of a plane circle of the wheel hub can be measured without adjusting the position of the wheel hub.

[0016] 3. The wheel hub shape detection device is provided with an electric telescopic rod, a ruler frame and a fixed plate. When the electric telescopic rod is started, the telescopic end of the electric telescopic rod moves, driving the fixed plate to move, the fixed plate drives the ruler frame to move, and the ruler frame drives the detection horizontal ruler to move vertically, thereby measuring the radius size of each plane circle of the wheel hub, which is convenient for comprehensive multi-point radius measurement. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the side section structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the explosion structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the exploded structure of the positioning component of the utility model;

[0021] Figure 5 It is a schematic diagram of the explosion structure of the lifting component of the utility model.

[0022] In the figure: 1. working box; 2. supporting table; 3. detecting horizontal ruler; 4. positioning assembly; 41. adjusting rod; 42. adjusting block; 43. expansion block; 44. mounting plate; 5. driving gear ring; 6. driving assembly; 61. reduction motor; 62. driving gear; 7. lifting assembly; 71. electric telescopic rod; 72. ruler frame; 73. fixing plate; 8. slewing bearing; 9. waist groove; 10. connecting hole; 11. fixing bolt; 12. movable groove; 13. guide block; 14. guide rail. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 A wheel hub shape detection device comprises: a working box 1, a supporting table 2, a detection ruler 3 for detecting the circumference of the wheel hub and a positioning assembly 4 for installing the wheel hub, the supporting table 2 is rotatably connected to the inner wall of the working box 1, the positioning assembly 4 is installed on the top of the supporting table 2, a driving gear ring 5 is installed on the inner wall of the supporting table 2, a driving assembly 6 is installed on the inner wall of the working box 1, one end of the driving assembly 6 is meshed with the driving gear ring 5, a lifting assembly 7 is installed on the surface of the working box 1, the detection ruler 3 is installed on the top of the lifting assembly 7, a slewing bearing 8 is installed on the inner wall of the working box 1, and the inner wall of the slewing bearing 8 is connected to the surface of the supporting table 2.

[0025] See also Figure 5The lifting assembly 7 includes an electric telescopic rod 71 and a ruler frame 72. The electric telescopic rod 71 is installed on the surface of the working box 1, and the telescopic end of the electric telescopic rod 71 is connected to a fixed plate 73. The ruler frame 72 is installed on the top of the fixed plate 73. The detection horizontal ruler 3 is installed on the inner wall of the ruler frame 72. The detection horizontal ruler 3 is symmetrically provided with scale lines. The telescopic end of the electric telescopic rod 71 moves, driving the fixed plate 73 to move, the fixed plate 73 drives the ruler frame 72 to move, and the ruler frame 72 drives the detection horizontal ruler 3 to move vertically, so that the radius size of each plane circle of the wheel hub can be measured, which is convenient and comprehensive. For radius measurement of a point, waist-shaped grooves 9 are symmetrically opened on the ruler frame 72, and connecting holes 10 are symmetrically opened on the surface of the fixing plate 73. The inner wall of the waist-shaped groove 9 is connected with a fixing bolt 11, and the bottom end of the fixing bolt 11 is threadedly connected to the inner wall of the connecting hole 10. The standard hub part is placed on the supporting table 2, and the fixing bolt 11 is loosened to make one end of the detection horizontal ruler 3 stick to the surface of the hub standard part. The position of the ruler frame 72 is moved to align the edges on both sides of the ruler frame 72 with the zero scale lines of the two scale lines respectively, and then tighten the fixing bolt 11 to complete the zero calibration of the detection horizontal ruler 3.

[0026] See also Figure 4 The positioning assembly 4 includes an adjusting rod 41, an adjusting block 42 and a plurality of expansion blocks 43. The adjusting rod 41 is installed at the center of the supporting plate 2. The adjusting block 42 is threadedly connected to the surface of the adjusting rod 41. The plurality of expansion blocks 43 are distributed in a circular array with the central axis of the adjusting rod 41 as the array center. An inclined surface is provided on the expansion block 43. The surface of the adjusting block 42 is connected to the inclined surface of the expansion block 43. A movable groove 12 is provided at the top of the supporting plate 2 corresponding to the position of the expansion block 43, and a mounting plate 44 is slidably connected to the inner wall of the movable groove 12. The mounting plate 44 is connected to the bottom of the expansion block 43. The wheel hub is placed on the top of the supporting plate 2, and the central axis hole of the wheel hub is connected to the adjusting rod 41. The plurality of expansion blocks 43 are located inside the central axis hole. The adjusting block 42 is rotated so that the adjusting block 42 moves along the adjusting rod 4 1 descends, and the surface of the adjusting block 42 squeezes the inclined surface of the expansion block 43, so that the expansion block 43 moves to resist the wheel hub, thereby fixing the position of the wheel hub. A guide block 13 is installed at the bottom of the mounting plate 44, and a guide rail 14 is installed at the bottom of the inner wall of the movable groove 12. The guide block 13 is slidably connected to the surface of the guide rail 14. There are two guide rails 14 installed in each movable groove 12, and the two guide rails 14 are symmetrically arranged at the bottom of the inner wall of the movable groove 12. There are two guide blocks 13 installed on each mounting plate 44, and the two guide blocks 13 are symmetrically installed at the bottom of the mounting plate 44. When the mounting plate 44 moves, the guide block 13 is driven to move. At the same time, the guide block 13 slides on the surface of the guide rail 14 to guide and limit the mounting plate 44, so that the mounting plate 44 can stably drive the expansion block 43 to move.

[0027] The driving assembly 6 includes a reduction motor 61 and a driving gear 62. The reduction motor 61 is mounted on the inner wall of the working box 1, and the driving gear 62 is mounted on the output shaft of the reduction motor 61. The reduction motor and the driving gear 62 are meshed.

[0028] The standard hub is placed on the support plate 2. After the detection ruler 3 is zeroed, the polished hub is placed on the support plate 2. The hub is placed on the top of the support plate 2, and the center axis hole of the hub is docked with the adjusting rod 41. A plurality of expansion blocks 43 are located inside the center axis hole. The adjusting block 42 is rotated to make the adjusting block 42 descend along the adjusting rod 41, and the surface of the adjusting block 42 squeezes the inclined surface of the expansion block 43, so that the expansion block 43 moves against the hub, thereby fixing the position of the hub. One end of the detection ruler 3 contacts the surface of the hub. By detecting the symmetrical scale lines on the surface of the detection ruler 3, the value of the concave or convex of the hub surface can be read, which is convenient for measuring the radius of the hub, and then In order to measure the position where the wheel hub is not polished in place and facilitate the next step of precise polishing, the reduction motor 61 drives the driving gear 62 to rotate, and then drives the driving gear ring 5 to rotate, the driving gear ring 5 drives the supporting table 2 to rotate, and the supporting table 2 drives the wheel hub to rotate through the positioning component 4, and the measurement can be carried out without adjusting the position of the wheel hub. To measure the radius of a plane circle of the wheel hub, start the electric telescopic rod 71, and the telescopic end of the electric telescopic rod 71 moves, driving the fixed plate 73 to move, the fixed plate 73 drives the ruler frame 72 to move, and the ruler frame 72 drives the detection horizontal ruler 3 to move vertically, so that the radius size of each plane circle of the wheel hub can be measured, which is convenient for comprehensive and multi-point radius measurement.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wheel hub shape detection device, characterized in that: include: A working box (1), a supporting table (2), a detection ruler (3) for detecting the circumference of a wheel hub, and a positioning assembly (4) for installing the wheel hub, wherein the supporting table (2) is rotatably connected to the inner wall of the working box (1), the positioning assembly (4) is installed on the top of the supporting table (2), the inner wall of the supporting table (2) is installed with a driving gear ring (5), the inner wall of the working box (1) is installed with a driving assembly (6), one end of the driving assembly (6) is meshed with the driving gear ring (5), a lifting assembly (7) is installed on the surface of the working box (1), and the detection ruler (3) is installed on the top of the lifting assembly (7).

2. A wheel hub shape detection device according to claim 1, characterized in that: A slewing bearing (8) is installed on the inner wall of the working box (1), and the inner wall of the slewing bearing (8) is connected to the surface of the supporting table (2).

3. A wheel hub profile detection device according to claim 2, characterized in that: The lifting assembly (7) comprises an electric telescopic rod (71) and a ruler frame (72), wherein the electric telescopic rod (71) is mounted on the surface of the working box (1), and the telescopic end of the electric telescopic rod (71) is connected to a fixing plate (73), the ruler frame (72) is mounted on the top of the fixing plate (73), and the detection horizontal ruler (3) is mounted on the inner wall of the ruler frame (72), and scale lines are symmetrically arranged on the detection horizontal ruler (3).

4. A wheel hub shape detection device according to claim 3, characterized in that: The ruler frame (72) is symmetrically provided with waist-shaped grooves (9), the surface of the fixing plate (73) is symmetrically provided with connecting holes (10), the inner wall of the waist-shaped groove (9) is connected with a fixing bolt (11), and the bottom end of the fixing bolt (11) is threadedly connected to the inner wall of the connecting hole (10).

5. A wheel hub profile detection device according to claim 1, characterized in that: The positioning assembly (4) comprises an adjusting rod (41), an adjusting block (42) and a plurality of expansion blocks (43); the adjusting rod (41) is mounted at the center of the support plate (2); the adjusting block (42) is threadedly connected to the surface of the adjusting rod (41); the plurality of expansion blocks (43) are distributed in a circular array with the central axis of the adjusting rod (41) as the array center; an inclined surface is provided on the expansion block (43); the surface of the adjusting block (42) is connected to the inclined surface of the expansion block (43); a movable groove (12) is provided at a position corresponding to the expansion block (43) on the top of the support plate (2); and a mounting plate (44) is slidably connected to the inner wall of the movable groove (12); and the mounting plate (44) is connected to the bottom of the expansion block (43).

6. A wheel hub profile detection device according to claim 5, characterized in that: A guide block (13) is installed at the bottom of the mounting plate (44), a guide rail (14) is installed at the bottom of the inner wall of the movable groove (12), and the guide block (13) is slidably connected to the surface of the guide rail (14).

7. A wheel hub profile detection device according to claim 6, characterized in that: Two guide rails (14) are installed in each movable groove (12), and the two guide rails (14) are symmetrically arranged at the bottom of the inner wall of the movable groove (12). Two guide blocks (13) are installed on each mounting plate (44), and the two guide blocks (13) are symmetrically installed at the bottom of the mounting plate (44).

8. A wheel hub profile detection device according to claim 1, characterized in that: The driving assembly (6) comprises a reduction motor (61) and a driving gear (62); the reduction motor (61) is mounted on the inner wall of the working box (1); the driving gear (62) is mounted on the output shaft of the reduction motor (61); the reduction motor is meshed with the driving gear (62).

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