Automobile hub trimming device

Abstract

The utility model discloses an automobile hub trimming device, which relates to the technical field of automobile hub production, and comprises a bottom plate, a shell is arranged above the bottom plate, the top end and the inner wall of the shell are jointly and fixedly provided with a clamping device, the clamping device comprises a first air cylinder, and a second air cylinder is arranged on the first air cylinder. The output end of the first air cylinder is fixedly connected with a fixing plate, one end of the fixing plate is fixedly connected with a toothed plate, the outer surface of the toothed plate is in meshed connection with a first gear, one end of the first gear is fixedly sleeved with a first rotating shaft, and the top end of the first rotating shaft movably penetrates through the top end of the shell and is fixedly connected with a rotating plate. The automobile hub clamping and fixing device comprises a rotating plate, the top end of the rotating plate is provided with three through type first sliding grooves distributed in an annular array, the inner walls of the three first sliding grooves are all slidably connected with fixing rods, and the bottom ends of the three fixing rods are all fixedly connected with connecting plates. And the outer surface of the automobile hub can be trimmed.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile wheel hub production, in particular to an automobile wheel hub trimming device. Background Art

[0002] The wheel hub is a cylindrical metal part used to support the tire in the car. It is used to install the axle in the center of the wheel. It is an important component connecting the brake drum, wheel disc and half-axle. When the wheel hub is immersed in titanium liquid, the rough edge of the wheel hub will absorb too much titanium liquid and affect the appearance and subsequent use effect. The car wheel hub trimming device is a device used to trim the car wheel hub.

[0003] However, the prior art still has the following problems:

[0004] Firstly, the existing automobile wheel hubs on the market need to be fixed on a tooling for processing after being processed and formed. The automobile wheel hubs are easy to fall off during the trimming process, and the automobile wheel hubs cannot be effectively clamped and fixed, so the practicality is low.

[0005] Secondly, most of the automobile wheel hub trimming on the market is done manually with a handheld trimming knife to trim the outer surface of the automobile wheel hub blank. The manual trimming method of using a trimming knife to manually repair the blank edge has a poor trimming effect and cannot effectively trim the outer surface of the automobile wheel hub blank, which will affect subsequent processing.

[0006] In view of the above problems, the inventor proposes an automobile wheel hub trimming device to solve the above problems. Utility Model Content

[0007] In order to solve the problem that the automobile wheel hub cannot be effectively clamped and fixed and the outer surface of the automobile wheel hub blank cannot be effectively trimmed; the purpose of the utility model is to provide an automobile wheel hub trimming device.

[0008] To solve the above technical problems, the utility model adopts the following technical solutions: a vehicle wheel hub trimming device, comprising a bottom plate, two grinding devices are fixedly arranged on one side of the top end of the bottom plate, a shell is arranged above the bottom plate, a rotating device is fixedly arranged on the outer surface and the bottom end of the shell, a clamping device is fixedly arranged on the top and the inner wall of the shell, the clamping device comprises a first cylinder, a fixing plate is fixedly connected to the output end of the first cylinder, a toothed plate is fixedly connected to one end of the fixing plate, a first gear is meshedly connected to the outer surface of the toothed plate, a first rotating shaft is fixedly sleeved on one end of the first gear, the bottom end of the first rotating shaft is rotatably connected to the lower inner wall of the shell, the top end of the first rotating shaft movably passes through the top end of the shell and is fixedly connected to the rotating plate, and the top of the rotating plate The end is provided with three through-type first slide grooves distributed in a circular array, the inner walls of the three first slide grooves are slidably connected with fixing rods, the outer surface of the fixing rod fits with the inner wall of the first slide groove, the outer surface of the fixing rod will slide along the inner wall of the first slide groove, the bottom ends of the three fixing rods are fixedly connected with connecting plates, the outer surface of the connecting plate is movably connected with a clamping plate, the bottom ends of the three clamping plates are fixedly connected to the top end of the shell, one end of the three connecting plates is fixedly connected with a clamping plate, one end of the three clamping plates is jointly clamped with a wheel hub assembly, the three clamping plates gather in the middle, and one end of the three clamping plates is provided with a clamping groove, the three clamping plates respectively drive the clamping groove to move and jointly resist the outer surface of the wheel hub assembly, and the inner wall of the clamping groove fits with the outer surface of the wheel hub assembly.

[0009] Preferably, the rotating device includes a support plate, the bottom end of the support plate is fixedly connected to the top end of the bottom plate, one end of the support plate is fixedly connected to a support box, one end of the support box is movably penetrated and connected with a second rotating shaft, the bottom end of the second rotating shaft is rotatably connected to the lower inner wall of the support box, the outer surface of the second rotating shaft is fixedly sleeved with a first bevel gear, the outer surface of the first bevel gear is meshed and connected with a second bevel gear, one end of the support box is fixedly provided with a motor, the output end of the motor passes through one end of the support box and is fixedly connected to one end of the second bevel gear, the top end of the second rotating shaft is fixedly connected to the second gear, the outer surface of the second gear is meshed and connected with a gear ring, and the inner wall of the gear ring is fixedly connected to the outer surface of the shell The top end of the supporting plate is provided with a second ring groove, and the rotation of the gear ring drives the first and second sliding bars to rotate in the inner wall of the first ring groove, and the outer surface of the first sliding bar fits with the inner wall of the first ring groove; the bottom end of the gear ring is fixedly connected with a second sliding bar distributed in a ring array, and the top end of the supporting plate is provided with a second ring groove, and the rotation of the gear ring drives the second sliding bar to rotate in the inner wall of the second ring groove, and the outer surface of the second sliding bar fits with the inner wall of the second ring groove; the bottom end of the housing is rotatably connected with a third rotating shaft, and the rotation of the gear ring drives the housing to rotate at the top end of the third rotating shaft, and the bottom end of the third rotating shaft is fixedly connected to the top end of the supporting plate.

[0010] Preferably, the grinding device includes a bracket, the bottom end of the bracket is fixedly connected to the top end of the base plate, one end of the bracket is fixedly connected to a second cylinder, the output end of the second cylinder passes through one end of the bracket and is fixedly connected to a grinding plate, the outer surface of the grinding plate fits the outer surface of the wheel hub assembly, the outer surface of the grinding plate is fixedly connected to two limit rods, one end of the two limit rods are movably connected to one end of the bracket and fixedly connected to the limit plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model can drive the rotating plate to rotate by rotating the first rotating shaft, the outer surface of the fixing rod will slide along the inner wall of the first sliding groove, the three clamping plates gather toward the middle, and the three clamping plates respectively drive the clamping groove to move and jointly press against the outer surface of the wheel hub assembly, thereby achieving the purpose of clamping and fixing the automobile wheel hub;

[0013] 2. The utility model can drive the gear ring to rotate by rotating the second gear, and the gear ring rotates to drive the shell to rotate at the top of the third shaft, and the shell rotates to drive the hub assembly to rotate. The grinding plate grinds the rotating hub assembly, thereby achieving the purpose of effectively trimming the outer surface of the automobile wheel blank. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the structure of the utility model.

[0016] Figure 2 It is a schematic diagram of the clamping device of the utility model.

[0017] Figure 3 It is a schematic diagram of the rotating device of the utility model.

[0018] Figure 4 It is a schematic diagram of the grinding device of the utility model.

[0019] In the figure: 1, bottom plate; 2, shell; 3, clamping device; 4, rotating device; 5, grinding device; 6, hub assembly; 301, first cylinder; 302, fixing plate; 303, tooth plate; 304, first gear; 305, clamping frame; 306, first rotating shaft; 307, rotating plate; 308, fixing rod; 309, first slide groove; 310, connecting plate; 311, clamping plate; 312, clamping plate; 313, second slide groove; 314, clamping plate Groove; 401, support plate; 402, support box; 403, second rotating shaft; 404, first bevel gear; 405, second bevel gear; 406, motor; 407, second gear; 408, gear ring; 409, third rotating shaft; 410, first slide bar; 411, first ring groove; 412, second slide bar; 413, second ring groove; 51, bracket; 52, second cylinder; 53, grinding plate; 54, limit rod; 55, limit plate. DETAILED DESCRIPTION

[0020] 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.

[0021] Example: Figure 1-4As shown, the utility model provides an automobile wheel hub trimming device, including a bottom plate 1, two grinding devices 5 are fixedly arranged on one side of the top of the bottom plate 1, a shell 2 is arranged above the bottom plate 1, a rotating device 4 is fixedly arranged on the outer surface and the bottom of the shell 2, a clamping device 3 is fixedly arranged on the top and the inner wall of the shell 2, the clamping device 3 includes a first cylinder 301, the output end of the first cylinder 301 is fixedly connected to a fixing plate 302, one end of the fixing plate 302 is fixedly connected to a toothed plate 303, and the shell 2 is fixedly connected to the toothed plate 304. The lower inner wall is fixedly connected to two card frames 305, the inner walls of the two card frames 305 are both in contact with the outer surface of the tooth plate 303, the outer surface of the tooth plate 303 moves in the inner walls of the two card frames 305, the outer surface of the tooth plate 303 is meshed with a first gear 304, one end of the first gear 304 is fixedly sleeved with a first rotating shaft 306, the bottom end of the first rotating shaft 306 is rotatably connected to the lower inner wall of the shell 2, the top end of the first rotating shaft 306 movably passes through the top end of the shell 2 and is fixedly connected to a rotating plate 307, the rotating The top of the plate 307 is provided with three through-type first slide grooves 309 distributed in a circular array, the inner walls of the three first slide grooves 309 are slidably connected with fixed rods 308, the outer surfaces of the fixed rods 308 fit with the inner walls of the first slide grooves 309, and the outer surfaces of the fixed rods 308 slide along the inner walls of the first slide grooves 309, and the bottom ends of the three fixed rods 308 are fixedly connected with connecting plates 310, and the outer surfaces of the connecting plates 310 are movably connected with card plates 311, and the bottom ends of the three card plates 311 are connected to the inner walls of the first slide grooves 309. The ends are fixedly connected to the top of the shell body 2, one end of the three connecting plates 310 is fixedly connected to a clamping plate 312, the top of the shell body 2 is provided with three second slide grooves 313 distributed in a ring array, the lower part of the outer surface of the clamping plate 312 is in contact with the inner wall of the second slide groove 313, the three clamping plates 312 gather toward the middle, one end of the three clamping plates 312 is commonly clamped with the wheel hub assembly 6, one end of the three clamping plates 312 is provided with a clamping groove 314, the inner wall of the clamping groove 314 is in contact with the outer surface of the wheel hub assembly 6;

[0022] The three clamping plates 312 gather toward the middle, and the three clamping plates 312 respectively drive the clamping slots 314 to move and jointly press against the outer surface of the wheel hub assembly 6, so as to effectively clamp and fix the automobile wheel hub.

[0023] The rotating device 4 includes a support plate 401, the bottom end of the support plate 401 is fixedly connected to the top end of the bottom plate 1, one end of the support plate 401 is fixedly connected to a support box 402, one end of the support box 402 is movably penetrated and connected with a second rotating shaft 403, the bottom end of the second rotating shaft 403 is rotatably connected to the lower inner wall of the support box 402, the bottom end of the second rotating shaft 403 rotates in the lower inner wall of the support box 402, the outer surface of the second rotating shaft 403 is fixedly sleeved with a first bevel gear 404, the outer surface of the first bevel gear 404 is meshingly connected with a second bevel gear 405, one end of the support box 402 is fixedly provided with a motor 406, the output end of the motor 406 penetrates one end of the support box 402 and is fixedly connected to one end of the second bevel gear 405, the top of the second rotating shaft 403 is fixedly connected to a second gear 407, the outer surface of the second gear 407 is meshingly connected with a gear ring 408, the inner wall of the gear ring 408 is connected to the shell 2 is fixedly connected, a plurality of first slide bars 410 distributed in an annular array are fixedly connected to the bottom end of the shell 2, a first annular groove 411 is provided at the top of the support plate 401, the shell 2 rotates to drive the plurality of first slide bars 410 to rotate in the inner wall of the first annular groove 411, the outer surface of the first slide bar 410 fits with the inner wall of the first annular groove 411, a plurality of second slide bars 412 distributed in an annular array are fixedly connected to the bottom end of the gear ring 408, a second annular groove 413 is provided at the top of the support plate 401, the gear ring 408 rotates to drive the plurality of second slide bars 412 to rotate in the inner wall of the second annular groove 413, the outer surface of the second slide bar 412 fits with the inner wall of the second annular groove 413, the bottom end of the shell 2 is rotatably connected to the third rotating shaft 409, the gear ring 408 rotates to drive the shell 2 to rotate at the top of the third rotating shaft 409, and the bottom end of the third rotating shaft 409 is fixedly connected to the top of the support plate 401;

[0024] The rotation of the shell 2 drives the multiple first slide bars 410 to rotate in the inner wall of the first annular groove 411, and the rotation of the gear ring 408 drives the multiple second slide bars 412 to rotate in the inner wall of the second annular groove 413. The rotation of the shell 2 drives the wheel hub assembly 6 to rotate, and the grinding plate 53 grinds the rotating wheel hub assembly 6, which can effectively trim the outer surface of the automobile wheel hub blank.

[0025] The grinding device 5 includes a bracket 51, the bottom end of the bracket 51 is fixedly connected to the top end of the bottom plate 1, one end of the bracket 51 is fixedly connected to a second cylinder 52, the output end of the second cylinder 52 passes through one end of the bracket 51 and is fixedly connected to a grinding plate 53, the outer surface of the grinding plate 53 is in contact with the outer surface of the wheel hub assembly 6, and the outer surface of the grinding plate 53 is fixedly connected to two limit rods 54, one end of the two limit rods 54 is movably connected to one end of the bracket 51 and fixedly connected to a limit plate 55;

[0026] The two second cylinders 52 are turned on, and the output end of the second cylinder 52 moves to drive the grinding plate 53 to move, and the movement of the grinding plate 53 drives the limit rod 54 to move, the limit plate 55 limits the limit rod 54, and the grinding plate 53 grinds the rotating hub assembly 6.

[0027] Working principle: first place the hub assembly 6 on the top of the rotating plate 307. When the hub assembly 6 needs to be fixed, turn on the first cylinder 301 in the clamping device 3. The output end of the first cylinder 301 moves to drive the fixed plate 302 to move. The fixed plate 302 moves to drive the tooth plate 303 to move. The tooth plate 303 moves to drive the first gear 304 to rotate. The outer surface of the tooth plate 303 moves in the inner walls of the two card frames 305. The tooth plate 303 moves to drive the first gear 304 to rotate. The rotation of the first gear 304 drives the first rotating shaft 306 to rotate. The rotation of the first rotating shaft 306 drives the rotating plate 307 to rotate. The rotation of the rotating plate 307 drives the three first slide grooves When the first slide groove 309 rotates, the inner wall of the first slide groove 309 slowly fits with the outer surface of the fixing rod 308, and the outer surface of the fixing rod 308 slides along the inner wall of the first slide groove 309. The fixing rod 308 drives the connecting plate 310 to move, and the connecting plate 310 slides in the inner wall of the clamping plate 311. The connecting plate 310 drives the clamping plate 312 to move, and the lower parts of the outer surfaces of the three clamping plates 312 slide in the inner wall of the second slide groove 313 respectively. The three clamping plates 312 gather toward the middle, and the three clamping plates 312 respectively drive the clamping groove 314 to move and jointly resist the outer surface of the wheel hub assembly 6, thereby achieving the purpose of effectively clamping and fixing the automobile wheel hub;

[0028] When it is necessary to grind the outer surface of the hub assembly 6, the two second cylinders 52 are respectively turned on, and the output end of the second cylinder 52 moves to drive the grinding plate 53 to move, and the grinding plate 53 moves to drive the limit rod 54 to move, and the limit plate 55 limits the limit rod 54. When the grinding plate 53 moves to fit the outer surface of the hub assembly 6, the motor 406 in the rotating device 4 is turned on, and the output end of the motor 406 rotates to drive the second bevel gear 405 to rotate, and the second bevel gear 405 rotates to drive the first bevel gear 404 to rotate, and the first bevel gear 404 rotates to drive the second rotating shaft 403 to rotate, and the bottom end of the second rotating shaft 403 is on the support The box 402 rotates in the lower inner wall, the second shaft 403 rotates to drive the second gear 407 to rotate, the second gear 407 rotates to drive the gear ring 408 to rotate, the gear ring 408 rotates to drive the shell 2 to rotate at the top of the third shaft 409, the shell 2 rotates to drive multiple first slide bars 410 to rotate in the inner wall of the first ring groove 411, the gear ring 408 rotates to drive multiple second slide bars 412 to rotate in the inner wall of the second ring groove 413, the shell 2 rotates to drive the wheel hub assembly 6 to rotate, and the grinding plate 53 grinds the rotating wheel hub assembly 6, thereby achieving the purpose of effectively trimming the outer surface of the automobile wheel hub blank.

[0029] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A vehicle wheel hub trimming device, comprising a base plate (1), characterized in that: Two grinding devices (5) are fixedly provided on one side of the top end of the bottom plate (1); a shell (2) is provided above the bottom plate (1); a rotating device (4) is fixedly provided on the outer surface and the bottom end of the shell (2); and a clamping device (3) is fixedly provided on the top end and the inner wall of the shell (2); The clamping device (3) comprises a first cylinder (301), the output end of the first cylinder (301) is fixedly connected to a fixing plate (302), one end of the fixing plate (302) is fixedly connected to a toothed plate (303), the outer surface of the toothed plate (303) is meshingly connected to a first gear (304), one end of the first gear (304) is fixedly sleeved with a first rotating shaft (306), the bottom end of the first rotating shaft (306) is rotatably connected to the lower inner wall of the shell (2), the top end of the first rotating shaft (306) movably passes through the top end of the shell (2) and is fixedly connected to a rotating plate (307), the top end of the rotating plate (307) is provided with three through-type first sliding grooves (309) distributed in a ring array, and the three first sliding grooves ( The inner wall of each of the three fixing rods (308) is slidably connected to a fixing rod (308), the outer surface of the fixing rod (308) is fitted with the inner wall of the first sliding groove (309), the bottom ends of the three fixing rods (308) are fixedly connected to a connecting plate (310), the outer surface of the connecting plate (310) is movably connected with a clamping plate (311), the bottom ends of the three clamping plates (311) are fixedly connected to the top of the shell (2), one end of the three connecting plates (310) is fixedly connected to a clamping plate (312), one end of the three clamping plates (312) is commonly clamped with a wheel hub assembly (6), one end of the three clamping plates (312) is provided with a clamping groove (314), the inner wall of the clamping groove (314) is fitted with the outer surface of the wheel hub assembly (6).

2. The automobile wheel hub trimming device according to claim 1, characterized in that: The rotating device (4) comprises a support plate (401), the bottom end of the support plate (401) is fixedly connected to the top end of the bottom plate (1), one end of the support plate (401) is fixedly connected to a support box (402), one end of the support box (402) is movably connected to a second rotating shaft (403), the bottom end of the second rotating shaft (403) is rotatably connected to the lower inner wall of the support box (402), the outer surface of the second rotating shaft (403) is fixedly sleeved with a first bevel gear (404), the outer surface of the first bevel gear (404) is meshingly connected with a second bevel gear (405), and the support box ( A motor (406) is fixedly provided at one end of the supporting box (402), the output end of the motor (406) passes through one end of the supporting box (402) and is fixedly connected to one end of the second bevel gear (405), the top end of the second rotating shaft (403) is fixedly connected to a second gear (407), the outer surface of the second gear (407) is meshingly connected to a gear ring (408), the inner wall of the gear ring (408) is fixedly connected to the outer surface of the shell (2), the bottom end of the shell (2) is rotatably connected to a third rotating shaft (409), and the bottom end of the third rotating shaft (409) is fixedly connected to the top of the supporting plate (401).

3. The automobile wheel hub trimming device according to claim 1, characterized in that: The grinding device (5) comprises a bracket (51), the bottom end of the bracket (51) is fixedly connected to the top end of the base plate (1), one end of the bracket (51) is fixedly connected to a second cylinder (52), the output end of the second cylinder (52) passes through one end of the bracket (51) and is fixedly connected to a grinding plate (53), the outer surface of the grinding plate (53) is fixedly connected to two limit rods (54), one end of each of the two limit rods (54) is movably connected to one end of the bracket (51) and is fixedly connected to a limit plate (55).

4. The automobile wheel hub trimming device according to claim 1, characterized in that: Two clamping frames (305) are fixedly connected to the lower inner wall of the housing (2), and the inner walls of the two clamping frames (305) are both in contact with the outer surface of the tooth plate (303).

5. The automobile wheel hub trimming device according to claim 1, characterized in that: The top end of the shell (2) is provided with three second slide grooves (313) distributed in a ring array, and the lower part of the outer surface of the clamping plate (312) fits with the inner wall of the second slide groove (313).

6. The automobile wheel hub trimming device according to claim 2, characterized in that: A plurality of first sliding rods (410) distributed in a ring array are fixedly connected to the bottom end of the shell (2), a first annular groove (411) is provided at the top end of the support plate (401), and the outer surface of the first sliding rod (410) fits with the inner wall of the first annular groove (411).

7. The automobile wheel hub trimming device according to claim 2, characterized in that: The bottom end of the gear ring (408) is fixedly connected to a plurality of second slide bars (412) distributed in a ring array, and the top end of the support plate (401) is provided with a second annular groove (413), and the outer surface of the second slide bar (412) fits with the inner wall of the second annular groove (413).

8. The automobile wheel hub trimming device according to claim 3, characterized in that: The outer surface of the grinding plate (53) is in contact with the outer surface of the hub assembly (6).

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