A polishing device for treating the surface of an automobile wheel hub

Abstract

The application discloses a polishing device for processing the surface of an automobile wheel hub, which comprises a rectangular workbench, a rectangular recess is formed on the left side of the workbench, a rectangular notch is formed on the right side of the workbench, a transverse chip removal groove is formed on the bottom surface of the front side of the recess, a polishing platform is inserted into the recess on the rear side of the chip removal groove, the two sides of the front end of the polishing platform are hinged to the workbench through hinged supports, a plurality of groups of longitudinal overturning execution assemblies and lifting feet are arranged below the workbench, the upper end of the overturning execution assembly penetrates through the insertion slot of the workbench and is fixed to the rear end of the polishing platform, a rack is arranged on the lower side of the workbench, the rack comprises a rectangular tool box and a U-shaped foot, the tool box is fixed to the lower end surface on the right side of the workbench and is communicated with the notch, and the foot is fixed to the lower end surface on the left side of the workbench. The polishing device is convenient for mounting the automobile wheel hub on the polishing platform, the polishing platform can realize the inclined arrangement of the automobile wheel hub, and the polishing of the wheel hub is facilitated.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of hub polishing device, more particularly to a polishing device for processing the surface of automobile hub. BACKGROUND

[0002] The existing automobile hub is mostly aluminum alloy hub, which is generally formed by casting. The hub blank formed by casting is machined to obtain a finished product, which still needs to be polished before packaging. Some manufacturers still use manual polishing, which mainly polishes the outer surface of the hub spoke. The polishing is mainly performed by installing a conical polishing wheel on a hand drill. During polishing, the hub is placed on the ground, and the worker crouches to polish. This polishing method has high labor intensity, and a polishing workbench needs to be designed to facilitate the polishing work of the worker. SUMMARY

[0003] The present application aims at the deficiencies of the prior art and provides a polishing device for processing the surface of automobile hub. The device is a polishing table, which facilitates the installation of the automobile hub on the polishing table. The polishing table can realize the inclined setting of the automobile hub, which facilitates the polishing of the hub by the worker.

[0004] To achieve the above-mentioned purpose, the technical scheme adopted by the present application is as follows:

[0005] A polishing device for processing the surface of automobile hub, comprising a rectangular workbench, a rectangular recess is formed on the left side of the workbench, and a rectangular notch is formed on the right side of the workbench. A transverse chip removal groove is formed on the bottom surface of the front side of the recess. A rectangular polishing platform is inserted into the recess on the rear side of the chip removal groove. The two sides of the front end of the polishing platform are hinged to the workbench through hinge supports. A plurality of longitudinal insertion grooves are formed on the bottom surface of the recess. A plurality of groups of longitudinal overturning execution assemblies and lifting feet are arranged below the workbench. The upper end of the overturning execution assembly passes through the insertion groove of the workbench and is fixed to the rear end of the polishing platform. A rack is arranged on the lower side of the workbench. The rack comprises a rectangular tool box and a "U"-shaped foot. The tool box is fixed to the lower end surface on the right side of the workbench and is connected with the notch. The foot is fixed to the lower end surface on the left side of the workbench. A vertical front mounting plate and a rear mounting plate are respectively fixed between the front end and the rear end of the tool box and the foot. The overturning execution assembly and the lifting foot are fixed to the front mounting plate and the rear mounting plate. A hub mounting seat is fixed to the middle part of the upper end surface of the polishing platform.

[0006] Preferably, the turnover executing assembly comprises a hinged seat fixed at the rear end of the polishing platform, an obliquely arranged lifting rod hinged on the hinged seat through a pin shaft, a transversely arranged upper connecting shaft inserted at the front end of the lifting rod, a connecting head and a guide sliding seat fixedly connected on the upper connecting shaft, two longitudinal support beams abutting on the two sides of the guide sliding seat, the front and rear ends of the longitudinal support beams being fixed on the front and rear mounting plates respectively, a longitudinal guide groove formed on the longitudinal support beam, a limiting shaft inserted in the guide groove, and the limiting shaft being fixedly inserted on the guide sliding seat; the front mounting plate is fixed with a longitudinal turnover air cylinder, and the connecting head is fixed on the piston rod of the turnover air cylinder.

[0007] Preferably, the lifting foot comprises a first inclined leg and a second inclined leg in X shape, a transversely arranged lower connecting shaft being inserted on each of the first inclined leg and the second inclined leg, a vertical guide column being inserted on the lower connecting shaft between the first inclined leg and the second inclined leg, a longitudinal support beam being fixed between the front and rear mounting plates, longitudinal limiting grooves being formed at the front and rear ends of the support beam respectively, T-shaped positioning pins being inserted in the limiting grooves, the positioning pins at the front and rear ends of the support beam being fixedly inserted on the upper ends of the second inclined leg and the first inclined leg respectively, and the guide column being inserted on the support beam.

[0008] The lower end of the guide sliding seat extends out of the longitudinal support beam and is fixedly inserted with a hinged shaft, an obliquely arranged connecting rod being inserted on the hinged shaft.

[0009] Preferably, the inclination direction of the connecting rod is opposite to that of the lifting rod, the lower ends of the first inclined leg and the second inclined leg, the lower end face of the foot, and the lower end face of the tool box are all in the same horizontal plane.

[0010] Preferably, a transversely arranged material receiving groove is arranged below the chip removal groove, and the material receiving groove is placed on the upper end face of the longitudinal support beam.

[0011] Preferably, the front end of the polishing platform is located directly above the chip removal groove, the hinged support is arranged on the two sides of the chip removal groove, the hinged support comprises a horizontal shaft fixed on the polishing platform, a shaft sleeve inserted on the horizontal shaft, and the shaft sleeve being fixed on the upper end face of the workbench.

[0012] Preferably, the hub mounting seat comprises a circular ring-shaped cylinder seat abutting on the polishing platform and formed with an inner retaining ring, a circular positioning seat being inserted in the inner retaining ring, the positioning seat being fixed on the polishing platform, an outer retaining ring being formed on the outer wall of the positioning seat and abutting on the upper end face of the inner retaining ring; a connecting plate is fixed on the upper end of the cylinder seat, and a plurality of threaded holes are formed on the connecting plate.

[0013] Preferably, the outer wall of the barrel seat is formed with a plurality of positioning holes, the positioning holes are uniformly distributed in a ring shape around the central axis of the barrel seat, the positioning holes on one side of the barrel seat are inserted with positioning screws, the positioning screws are screwed with end seats, and the end seats are fixed on the polishing platform. The end of the positioning screw is fixed with a handle.

[0014] The present application has the advantages that it is convenient to install the automobile hub on the polishing table, the polishing table can realize the inclined setting of the automobile hub, and the staff can conveniently polish the hub. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a three-dimensional structural schematic diagram of the present application;

[0016] Fig. 2 It is a front view structural schematic diagram of the present application;

[0017] Fig. 3 It is a top view structural schematic diagram of the present application;

[0018] Fig. 4 It is a bottom view structural schematic diagram of the present application;

[0019] Fig. 5 It is Fig. 2 A sectional view structural schematic diagram at A-A.

[0020] In the figure: 1, workbench; 11, concave table; 12, notch; 13, chip removal groove; 2, polishing platform; 3, rack; 31, tool box; 32, support leg; 33, rear mounting plate; 34, front mounting plate; 4, hub mounting seat; 41, barrel seat; 411, inner retainer ring; 412, positioning hole; 42, positioning seat; 421, outer retainer ring; 43, connecting plate; 431, threaded hole; 44, end seat; 45, positioning screw; 46, handle; 5, lifting leg; 51, first inclined leg; 52, second inclined leg; 53, lower connecting shaft; 54, guide column; 55, support beam; 551, limiting groove; 56, positioning pin; 6, overturning execution assembly; 61, hinged seat; 62, lifting rod; 63, upper connecting shaft; 64, connecting head; 65, overturning cylinder; 66, longitudinal beam; 661, guide groove; 67, limiting shaft; 68, guide sliding seat; 69, connecting rod; 610, hinged shaft; 7, hinged support; 71, horizontal shaft; 72, shaft sleeve; 8, material receiving groove. DETAILED DESCRIPTION

[0021] Embodiment: see Figs. 1 to 5The polishing device for processing the surface of automobile wheel hub comprises a rectangular workbench 1, a rectangular recess 11 is formed on the left side of the workbench 1, a rectangular notch 12 is formed on the right side of the workbench 1, a transverse chip removal groove 13 is formed on the bottom surface of the front side of the recess 11, a rectangular polishing platform 2 is inserted into the recess 11 on the rear side of the chip removal groove 13, the polishing platform 2 is hinged on the workbench 1 through hinged supports 7 on the two sides of the front end of the polishing platform 2, a plurality of longitudinal insertion grooves are formed on the bottom surface of the recess 11, a plurality of groups of longitudinal overturning execution assemblies 6 and lifter feet 5 are arranged below the workbench 1, the upper end of the overturning execution assembly 6 is fixed on the rear end of the polishing platform 2 through the insertion groove of the workbench 1; a rack 3 is arranged on the lower side of the workbench 1, the rack 3 comprises a rectangular tool box 31 and a "N" shaped support leg 32, the tool box 31 is fixed on the lower end surface of the right side of the workbench 1 and is communicated with the notch 12, the support leg 32 is fixed on the lower end surface of the left side of the workbench 1; a vertical front mounting plate 34 and a rear mounting plate 33 are respectively fixed between the front end and the rear end of the tool box 31 and the support leg 32, the overturning execution assembly 6 and the lifter foot 5 are fixed on the front mounting plate 34 and the rear mounting plate 33; a hub mounting seat 4 is fixed on the middle part of the upper end surface of the polishing platform 2.

[0022] The overturning execution assembly 6 comprises a hinged seat 61 fixed on the rear end of the polishing platform 2, an obliquely arranged lifting rod 62 is hinged on the hinged seat 61 through a pin shaft, a transverse upper connecting shaft 63 is inserted into the front end of the lifting rod 62, a connecting head 64 and a guide sliding seat 68 are fixedly connected on the upper connecting shaft 63 through insertion sleeve, the two sides of the guide sliding seat 68 abut against a longitudinal support beam 66, the front end and the rear end of the longitudinal support beam 66 are respectively fixed on the front mounting plate 34 and the rear mounting plate 33, a longitudinal guide groove 661 is formed on the longitudinal support beam 66, a limiting shaft 67 is inserted into the guide groove 661, the limiting shaft 67 is fixedly inserted on the guide sliding seat 68; a longitudinal overturning air cylinder 65 is fixed on the front mounting plate 34, the connecting head 64 is fixed on the piston rod of the overturning air cylinder 65.

[0023] The lifter foot 5 comprises a first oblique support leg 51 and a second oblique support leg 52 in X shape, a transverse lower connecting shaft 53 is inserted into the first oblique support leg 51 and the second oblique support leg 52, a vertical guide column 54 is inserted into the lower connecting shaft 53 between the first oblique support leg 51 and the second oblique support leg 52, a longitudinal support beam 55 is fixed between the front mounting plate 34 and the rear mounting plate 33, longitudinal limiting grooves 551 are respectively formed on the front end and the rear end of the support beam 55, T-shaped positioning pins 56 are inserted into the limiting grooves 551, the positioning pins 56 on the front end and the rear end of the support beam 55 are respectively fixedly inserted into the upper end of the second oblique support leg 52 and the first oblique support leg 51, the guide column 54 is inserted into the support beam 55;

[0024] The lower end of the guide sliding seat 68 extends out of the longitudinal support beam 66 and is fixed with a hinge shaft 610, the hinge shaft 610 is sleeved with an inclined connecting rod 69, the lower end of the connecting rod 69 is sleeved on the lower connecting shaft 53.

[0025] The inclination direction of the connecting rod 69 is opposite to the inclination direction of the lifting rod 62, the lower end of the first inclined leg 51, the lower end of the second inclined leg 52, the lower end surface of the supporting leg 32 and the lower end surface of the tool box 31 are all in the same horizontal plane.

[0026] The lower end of the first inclined leg 51, the lower end of the second inclined leg 52, the lower end surface of the supporting leg 32 and the lower end surface of the tool box 31 are all in the same horizontal plane.

[0027] The lower end of the first inclined leg 51, the lower end of the second inclined leg 52, the lower end surface of the supporting leg 32 and the lower end surface of the tool box 31 are all in the same horizontal plane.

[0028] The polishing hand electric drill and the conical polishing wheel are installed in the tool box 31.

[0029] The wheel hub mounting seat 4 comprises a circular ring-shaped cylinder seat 41, the cylinder seat 41 abuts against the polishing platform 2 and is formed with an inner retaining ring 411, the inner retaining ring 411 is sleeved with a circular positioning seat 42, the positioning seat 42 is fixed on the polishing platform 2, the outer wall of the positioning seat 42 is formed with an outer retaining ring 421, the outer retaining ring 421 abuts against the upper end surface of the inner retaining ring 411; the upper end of the cylinder seat 41 is fixed with a connecting plate 43, the connecting plate 43 is formed with a plurality of threaded holes 431.

[0030] The outer wall of the cylinder seat 41 is formed with a plurality of positioning holes 412, the positioning holes 412 are uniformly distributed in a ring shape around the central axis of the cylinder seat 41, the positioning holes 412 on one side of the cylinder seat 41 are sleeved with a positioning screw 45, the positioning screw 45 is screwed with an end seat 44, the end seat 44 is fixed on the polishing platform 2, and the end of the positioning screw 45 is fixed with a handle.

[0031] Working principle: the polishing device for processing the surface of the automobile wheel hub, the polishing device is mainly a polishing table, when the lifting feet 5 are hidden in the rack 3 under the workbench 1, the tool box 31 and the supporting leg 32 on the rack 3 are in contact with the ground, at this time, the height of the polishing platform 2 is not high, which is convenient for lifting the automobile wheel hub onto the polishing platform 2, and then the automobile wheel hub is installed on the wheel hub mounting seat 4 through the bolt; the turning execution assembly 6 can be started to realize that the automobile wheel hub is inclined, at the same time, the lifting feet 5 can realize that the polishing platform 2 is lifted, which is convenient for the staff to stand and polish, and also does not need to bend down to polish.

[0032] The specific working mode of the turning execution assembly 6 and the lifting feet 5 is as follows:

[0033] The turnover cylinder 65 of the turnover execution assembly 6 is turned over, the piston rod of the turnover cylinder 65 is retracted, the front end of the lifting rod 62 is driven to move backward, the inclination angle of the lifting rod 62 is increased, and then the polishing platform 2 is turned over forward and upward around the hinge support 7, and the automobile hub is arranged in an inclined manner;

[0034] And the turnover execution assembly 6 can drive the lifter foot 5, when the turnover cylinder 65 is started, the guide sliding seat 68 can be driven to move, the guide sliding seat 68 moves through the connecting rod 69 to rotate, under the limitation of the guide column 54, the lower connecting shaft 53 moves downward relative to the support beam 55, the first inclined leg 51 and the second inclined leg 52 rotate around the lower connecting shaft 53, the upper ends of the first inclined leg 51 and the second inclined leg 52 move to the middle part of the support beam 55, and the included angle between the first inclined leg 51 and the second inclined leg 52 becomes smaller; the first inclined leg 51 and the second inclined leg 52 realize the lifting of the polishing platform.

[0035] The embodiments are used to illustrate the present application, but not to limit the present application. Any person skilled in the art can modify the embodiments without departing from the spirit and scope of the present application, and therefore the protection scope of the present application should be subject to the claims of the present application.

Claims

1. A polishing device for processing the surface of an automobile wheel hub, comprising a rectangular workbench (1), a rectangular recess (11) is formed on the left side of the workbench (1), a rectangular notch (12) is formed on the right side of the workbench (1), a transverse chip removal groove (13) is formed on the bottom surface of the front side of the recess (11), characterized in that: The rectangular polishing platform (2) is inserted in the recess (11) at the rear side of the chip removal groove (13), the two sides of the front end of the polishing platform (2) are hinged on the workbench (1) through the hinged support (7), a plurality of longitudinal insertion grooves are formed on the bottom surface of the recess (11), a plurality of groups of longitudinal turnover execution assemblies (6) and lifter feet (5) are arranged below the workbench (1), the upper end of the turnover execution assembly (6) is fixed at the rear end of the polishing platform (2) through the insertion groove of the workbench (1); the lower side of the workbench (1) is provided with a rack (3), the rack (3) comprises a rectangular tool box (31) and a "V"-shaped support leg (32), the tool box (31) is fixed on the lower end surface of the right side of the workbench (1) and is communicated with the slot (12), the support leg (32) is fixed on the lower end surface of the left side of the workbench (1); the front and rear ends of the tool box (31) and the support leg (32) are respectively fixed with vertical front and rear mounting plates (34) and (33), the turnover execution assembly (6) and the lifter foot (5) are fixed on the front and rear mounting plates (34) and (33); the middle part of the upper end surface of the polishing platform (2) is fixed with a hub mounting seat (4); The turnover execution assembly (6) comprises a hinged seat (61) fixed at the rear end of the polishing platform (2), the hinged seat (61) is hingedly connected with an inclined lifting rod (62) through a pin shaft, the front end of the lifting rod (62) is inserted with a transverse upper connecting shaft (63), the upper connecting shaft (63) is inserted with a connecting head (64) and a guide sliding seat (68) in a sleeved and fixed manner, the two sides of the guide sliding seat (68) abut against a longitudinal support beam (66), the front and rear ends of the longitudinal support beam (66) are fixed on the front and rear mounting plates (34) and (33), respectively, the longitudinal support beam (66) is formed with a longitudinal guide groove (661), a limiting shaft (67) is inserted in the guide groove (661), and the limiting shaft (67) is inserted and fixed on the guide sliding seat (68); the front mounting plate (34) is fixed with a longitudinal turnover air cylinder (65), and the connecting head (64) is fixed on the piston rod of the turnover air cylinder (65); The lifter foot (5) comprises a first inclined leg (51) and a second inclined leg (52) in an X shape, a transverse lower connecting shaft (53) is inserted in each of the first inclined leg (51) and the second inclined leg (52), and a vertical guide column (54) is inserted in the lower connecting shaft (53) between the first inclined leg (51) and the second inclined leg (52); the front and rear mounting plates (34) and (33) are fixed with a longitudinal support beam (55), the front and rear ends of the support beam (55) are respectively formed with longitudinal limiting grooves (551), a T-shaped positioning pin (56) is inserted in the limiting grooves (551), the positioning pins (56) at the front and rear ends of the support beam (55) are respectively inserted and fixed on the upper ends of the second inclined leg (52) and the first inclined leg (51), and the guide column (54) is inserted on the support beam (55); The lower end of the guide sliding seat (68) extends out of the longitudinal support beam (66) and is fixed with a hinge shaft (610), the hinge shaft (610) is sleeved with an inclined connecting rod (69), the lower end of the connecting rod (69) is sleeved on the lower connecting shaft (53); The inclination direction of the connecting rod (69) is opposite to the inclination direction of the lifting rod (62), the lower end of the first inclined leg (51), the lower end of the second inclined leg (52), the lower end surface of the supporting leg (32) and the lower end surface of the tool box (31) are in the same horizontal plane.

2. A polishing device for treating the surface of an automobile wheel hub according to claim 1, characterized in that: The lower end of the first inclined leg (51), the lower end of the second inclined leg (52), the lower end surface of the supporting leg (32) and the lower end surface of the tool box (31) are in the same horizontal plane.

3. A polishing apparatus for treating the surface of an automobile wheel hub according to claim 1, characterized in that: The lower end of the first inclined leg (51), the lower end of the second inclined leg (52), the lower end surface of the supporting leg (32) and the lower end surface of the tool box (31) are in the same horizontal plane.

4. A polishing apparatus for treating the surface of an automobile wheel hub according to claim 1, characterized in that: The lower end of the first inclined leg (51), the lower end of the second inclined leg (52), the lower end surface of the supporting leg (32) and the lower end surface of the tool box (31) are in the same horizontal plane.

5. A polishing apparatus for treating the surface of an automotive wheel hub according to claim 4, characterized in that: The outer wall of the barrel seat (41) is formed with a plurality of positioning holes (412), the positioning holes (412) are uniformly distributed in a ring shape around the central axis of the barrel seat (41), the positioning holes (412) on one side of the barrel seat (41) are sleeved with positioning screws (45), the positioning screws (45) are screwed with end seats (44), the end seats (44) are fixed on the polishing platform (2), and the ends of the positioning screws (45) are fixed with handles (46). The outer wall of the barrel seat (41) is formed with a plurality of positioning holes (412), the positioning holes (412) are uniformly distributed in a ring shape around the central axis of the barrel seat (41), the positioning holes (412) on one side of the barrel seat (41) are sleeved with positioning screws (45), the positioning screws (45) are screwed with end seats (44), the end seats (44) are fixed on the polishing platform (2), and the ends of the positioning screws (45) are fixed with handles (46).

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