A wheel hub deburring and grinding device

Abstract

The present invention provides a wheel hub deburring and grinding processing device, comprising a mechanical arm and a wheel hub mounting assembly matched with the mechanical arm, a housing fixedly mounted at the rotating end of the end joint of the mechanical arm, a grinding assembly mounted in the housing, the grinding assembly comprising a central tube and a rotating shaft arranged parallel to the central tube, a driven pulley fixedly mounted on the outside of the central tube, a driving pulley fixedly mounted on the rotating shaft, and a grinding motor installed on the upper end of the rotating shaft. The grinding motor of the present invention drives the central tube to rotate through the driving pulley, the driven pulley and the transmission belt, thereby driving the grinding wheel to rotate to grind the wheel hub during grinding, and the sanding rod is pushed out through the electric telescopic rod, and the sanding rod can grind the side of the wheel hub spoke when rotating, thereby improving the comprehensiveness of grinding.

Description

Technical Field

[0001] The invention belongs to the technical field of grinding processing, and in particular relates to a hub deburring and grinding processing 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 is mounted on the shaft. At present, when the wheel hub is produced, it is usually necessary to use a grinding device to remove the burrs of the wheel hub. Among them, a wheel hub grinding device for car beautification with application number 202220145633.1 includes a grinder and a motor. The top of the grinder is provided with a waste collection box, and the top of the waste collection box is provided with a slide groove. A cantilever beam is installed inside the slide groove, and an anti-sliding block is provided on one side of the cantilever beam. This wheel hub grinding device drives the cantilever beam to move by a threaded rod to fix the wheel hub;

[0003] The combined operating table for wheel hub grinding with application number 202222277623.6 comprises a grinding table, a reduction motor is fixedly installed in the middle of the top of the grinding table, a wheel hub grinding turntable is fixedly installed at the output end of the reduction motor, three evenly distributed L-shaped clamps are fixedly installed on the periphery of the wheel hub grinding turntable, and electric control push rods are fixedly installed on the outer sides of the three L-shaped clamps;

[0004] The above two existing wheel hub grinding devices both grind the wheel hub by means of a grinding wheel disposed on the upper part of the wheel hub. The grinding area and position are limited by the position of the grinding wheel, and only the upper surface of the wheel hub can be grinded. However, since the grinding wheel is relatively large, the grinding wheel cannot extend between the spokes to grind the sides of the spokes, and thus the comprehensiveness of the wheel hub grinding is low. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides a wheel hub deburring and grinding processing device, which can grind the side of the spoke of the wheel hub, and can drive the wheel hub to rotate so that the robot arm can grind the wheel hub more comprehensively, thereby improving the comprehensiveness of the grinding.

[0006] The present invention is achieved through the following technical solutions:

[0007] A wheel hub deburring and grinding processing device comprises a mechanical arm and a wheel hub mounting assembly matched with the mechanical arm, a rotating end of the end joint of the mechanical arm is fixedly mounted with a box body, a grinding assembly is mounted in the box body, the grinding assembly comprises a central tube and a rotating shaft arranged parallel to the central tube, a driven pulley is fixedly mounted on the outside of the central tube, a driving pulley is fixedly mounted on the rotating shaft, a grinding motor is installed on the upper end of the rotating shaft, the grinding motor is fixedly mounted with the box body, a mounting tube is fixedly mounted on the upper end of the central tube, an electric telescopic rod is fixedly mounted on the inside of the mounting tube, a conductive slip ring is fixedly mounted on the upper middle part of the mounting tube, and a main pulley is fixedly mounted on the upper end of the central tube. A transmission belt is installed between the driven pulley and the driven pulley, a sand rod is fixedly installed at the lower end of the output rod of the electric telescopic rod, a grinding wheel is fixedly installed at the lower end of the center tube, a through hole is opened in the middle of the grinding wheel, and the hub mounting assembly includes a base, mounting columns are fixedly installed side by side on the upper part of one end of the base, a connecting rod and a cylinder are also provided on the upper part of the base, one end of the connecting rod is connected to one of the mounting column pin shafts, a reduction motor is fixedly installed on the lower part of the other end of the connecting rod, the output shaft of the reduction motor extends to the upper part of the connecting rod and is fixedly installed with a rubber wheel, a boss is integrated with the upper part of the other end of the base, and a three-jaw clamp is installed on the upper bearing of the boss.

[0008] Preferably, the lower end of the rotating shaft is connected to the box bearing, and the center tube is connected to the box bearing.

[0009] Preferably, the connection terminal of the electric telescopic rod is electrically connected to one of the ports of the conductive slip ring.

[0010] Preferably, the electric telescopic rod and the conductive slip ring are connected by a wire, and the wire is fixedly arranged inside the mounting tube.

[0011] Preferably, the sand rod is arranged inside the central tube.

[0012] Preferably, one end of the cylinder is connected to the other mounting column pin shaft, and the output rod of the cylinder is connected to the connecting rod pin shaft.

[0013] Preferably, the lower part of the connecting rod is fixedly mounted with a protrusion in turn.

[0014] Preferably, a ball is embedded inside the raised portion, and the ball is arranged to roll on the upper portion of the base.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. In the present invention, the grinding motor drives the central tube to rotate through the driving pulley, the driven pulley and the transmission belt, thereby driving the grinding wheel to rotate to grind the wheel hub during grinding, and the sanding rod is pushed out through the electric telescopic rod. When the sanding rod rotates, the side of the wheel spoke of the wheel hub can be grinded, thereby improving the comprehensiveness of the grinding.

[0017] 2. In the present invention, the cylinder drives the connecting rod to rotate, so that the rubber wheel fits the rim of the wheel hub. When the reduction motor drives the rubber wheel to rotate, the rubber wheel drives the wheel hub to rotate, and the three-claw clamp rotates relative to the boss to adjust the position of the wheel hub so that the mechanical arm drives the grinding assembly to grind the wheel hub. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the present invention.

[0019] Figure 2 It is a schematic diagram of the internal structure of the box body of the present invention.

[0020] Figure 3 It is a schematic structural diagram of the grinding assembly of the present invention.

[0021] Figure 4 It is a structural schematic diagram of the wheel hub mounting assembly of the present invention.

[0022] In the figure:

[0023] 1. Robotic arm; 2. Box; 3. Grinding assembly; 4. Hub mounting assembly; 31. Center tube; 311. Driven pulley; 312. Mounting tube; 32. Rotating shaft; 321. Driving pulley; 33. Electric telescopic rod; 34. Sanding rod; 35. Conductive slip ring; 36. Grinding wheel; 37. Grinding motor; 38. Transmission belt; 41. Base; 411. Mounting column; 42. Connecting rod; 421. Raised part; 422. Ball; 43. Boss; 44. Three-jaw clamp; 45. Reducer motor; 46. Rubber wheel; 47. Cylinder. DETAILED DESCRIPTION

[0024] The present invention will be described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2 As shown, a wheel hub deburring and grinding processing device includes a robot arm 1 and a wheel hub mounting assembly 4 that cooperates with the robot arm 1. The rotating end of the end joint of the robot arm 1 is fixedly mounted with a box body 2, and a grinding assembly 3 is installed in the box body 2.

[0025] In this embodiment, combined with the Figure 3As shown, the grinding assembly 3 includes a center tube 31 and a rotating shaft 32 arranged parallel to the center tube 31, a grinding wheel 36 is fixedly installed at the lower end of the center tube 31, a through hole is opened in the middle of the grinding wheel 36, a driven pulley 311 is fixedly installed on the outside of the center tube 31, a driving pulley 321 is fixedly installed on the rotating shaft 32, and a grinding motor 37 is installed on the upper end of the rotating shaft 32, and the grinding motor 37 is fixedly installed with the box body 2. When the surface of the hub and the rim surface are ground, the robot arm 1 drives the box body 2 to move, and the grinding motor 37 drives the center tube 31 to rotate through the driving pulley 321, the driven pulley 311 and the transmission belt 38, thereby driving the grinding wheel 36 to rotate for deburring and grinding. A mounting tube 312 is fixedly installed on the upper end of 31, and an electric telescopic rod 33 is fixedly installed inside the mounting tube 312. A conductive slip ring 35 is fixedly installed on the upper middle part of the mounting tube 312. The conductive slip ring 35 enables the electric telescopic rod 33 to rotate while being energized. A transmission belt 38 is installed between the active pulley 321 and the driven pulley 311. A sanding rod 34 is fixedly installed on the lower end of the output rod of the electric telescopic rod 33. When it is necessary to grind the inner side of the spoke, the electric telescopic rod 33 pushes the sanding rod 34 out of the center tube 31, so that the sanding rod 34 is exposed from the grinding wheel 36. When the center tube 31 rotates, the electric telescopic rod 33 and the sanding rod 34 rotate, and the sanding rod 34 extends between the spokes to grind the side surfaces of the spokes.

[0026] In this embodiment, specifically, the lower end of the rotating shaft 32 is connected to the bearing of the box body 2 , and the central tube 31 is connected to the bearing of the box body 2 .

[0027] In this embodiment, specifically, the connection terminal of the electric telescopic rod 33 is electrically connected to one of the ports of the conductive slip ring 35 .

[0028] In this embodiment, specifically, the electric telescopic rod 33 and the conductive slip ring 35 are connected by a wire, and the wire is fixedly arranged inside the mounting tube 312 .

[0029] In this embodiment, specifically, the sand rod 34 is disposed inside the central tube 31 .

[0030] In this embodiment, combined with the Figure 4As shown, the hub mounting assembly 4 includes a base 41, and mounting columns 411 are fixedly installed side by side on the upper part of one end of the base 41. A connecting rod 42 and a cylinder 47 are also provided on the upper part of the base 41. One end of the connecting rod 42 is pin-connected to one of the mounting columns 411, and a reduction motor 45 is fixedly installed on the lower part of the other end of the connecting rod 42. The reduction motor 45 adopts a motor with a self-locking function. The output shaft of the reduction motor 45 extends to the upper part of the connecting rod 42 and is fixedly installed with a rubber wheel 46. A boss 43 is integrally provided on the upper part of the other end of the base 41, and a three-claw clamp 44 is installed on the upper bearing of the boss 43. The user installs the hub On the three-jaw clamp 44, the clamping jaws of the three-jaw clamp 44 are inserted between the spokes of the wheel hub and clamp the bearing seat at the center of the wheel hub, and the position of the connecting rod 42 is adjusted by the cylinder 47 so that the connecting rod 42 rotates relative to the mounting column 411, and the position of the rubber wheel 46 is adjusted so that the rubber wheel 46 fits the rim of the wheel hub. When the wheel hub needs to be rotated for deburring and grinding, the reduction motor 45 drives the rubber wheel 46 to rotate, so that the rubber wheel 46 drives the rim to rotate under the action of the friction between the rubber wheel 46 and the rim, thereby driving the wheel hub to rotate, and the side of the wheel hub away from the robot arm 1 is rotated to face the robot arm 1 for grinding.

[0031] In this embodiment, specifically, one end of the cylinder 47 is pin-connected to another of the mounting posts 411 , and the output rod of the cylinder 47 is pin-connected to the connecting rod 42 .

[0032] In this embodiment, specifically, the lower part of the connecting rod 42 is fixedly mounted with a protrusion 421 in sequence.

[0033] In this embodiment, specifically, a ball 422 is embedded in the protrusion 421 , and the ball 422 is rollingly disposed on the upper portion of the base 41 .

[0034] In this embodiment, specifically, the end of the conductive slip ring 35 that is not connected to the electric telescopic rod 33 is electrically connected to the external industrial control device, and the robot arm 1, the grinding motor 37, the three-jaw clamp 44, the reduction motor 45 and the cylinder 47 are all connected to the external control device. The external industrial control device performs the control function, and the robot arm 1 adopts a robot arm with a photoelectric ranging module and an industrial camera module, which can locate the position of the wheel hub that needs to be polished during grinding.

[0035] Utilizing the technical solution described in the present invention, or those skilled in the art designing a similar technical solution inspired by the technical solution of the present invention to achieve the above-mentioned technical effects, all fall within the protection scope of the present invention.

Claims

1. A wheel hub deburring and grinding device, characterized in that: The wheel hub deburring and grinding processing device comprises a mechanical arm (1) and a wheel hub mounting assembly (4) matched with the mechanical arm (1); a housing (2) is fixedly mounted on the rotating end of the end joint of the mechanical arm (1); a grinding assembly (3) is mounted inside the housing (2); the grinding assembly (3) comprises a central tube (31) and a rotating shaft (32) arranged parallel to the central tube (31); a driven pulley (311) is fixedly mounted on the outside of the central tube (31); a driving pulley (321) is fixedly mounted on the rotating shaft (32); a grinding motor (37) is transmission-mounted on the upper end of the rotating shaft (32); the grinding motor (37) is fixedly mounted on the housing (2); a mounting tube (312) is fixedly mounted on the upper end of the central tube (31); an electric telescopic rod (33) is fixedly mounted inside the mounting tube (312); a conductive slip ring (35) is fixedly mounted on the upper middle portion of the mounting tube (312); and the driving pulley (321) is fixedly mounted on the upper end of the rotating shaft (32). ) and a driven pulley (311), a driving belt (38) is installed between the output rod (311) and the driven pulley (311), a sanding rod (34) is fixedly installed at the lower end of the output rod of the electric telescopic rod (33), a grinding wheel (36) is fixedly installed at the lower end of the central tube (31), a through hole is opened in the middle of the grinding wheel (36), the hub mounting assembly (4) includes a base (41), a mounting column (411) is fixedly installed side by side at the upper part of one end of the base (41), and a connecting rod (41) is also provided at the upper part of the base (41). 2) and a cylinder (47), one end of the connecting rod (42) is pin-connected to one of the mounting columns (411), a reduction motor (45) is fixedly mounted on the lower portion of the other end of the connecting rod (42), an output shaft of the reduction motor (45) extends to the upper portion of the connecting rod (42) and is fixedly mounted with a rubber wheel (46), a boss (43) is integrally arranged on the upper portion of the other end of the base (41), and a three-jaw clamp (44) is mounted on the upper bearing of the boss (43).

2. The wheel hub deburring and grinding device according to claim 1, characterized in that: The lower end of the rotating shaft (32) is connected to the bearing of the box body (2), and the central tube (31) is connected to the bearing of the box body (2).

3. The wheel hub deburring and grinding device according to claim 1, characterized in that: The connection terminal of the electric telescopic rod (33) is electrically connected to one of the ports of the conductive slip ring (35).

4. The wheel hub deburring and grinding device according to claim 1, characterized in that: The electric telescopic rod (33) and the conductive slip ring (35) are connected via a wire, and the wire is fixedly arranged inside the mounting tube (312).

5. The wheel hub deburring and grinding device according to claim 1, characterized in that: The sand rod (34) is arranged inside the central tube (31).

6. The wheel hub deburring and grinding device according to claim 1, characterized in that: One end of the cylinder (47) is pin-connected to another of the mounting columns (411), and the output rod of the cylinder (47) is pin-connected to the connecting rod (42).

7. The wheel hub deburring and grinding device according to claim 1, characterized in that: The lower part of the connecting rod (42) is fixedly mounted with a protrusion (421) in sequence.

8. The wheel hub deburring and grinding device according to claim 7, characterized in that: A ball (422) is embedded inside the protruding portion (421), and the ball (422) is rollingly arranged on the upper portion of the base (41).

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