WHEEL RIM OUT-ROUND DETECTION DEVICE

Abstract

The present invention provides a device for detecting wheel hop, comprising a synchronous clamping and centering mechanism, a synchronous rotating mechanism and a hop detecting mechanism, wherein a detection wheel (12) and a hop detector (13) are configured as following: according to the structure and size of a wheel to be detected, through a servo motor A(20) and a servo motor B(16), the detection wheel (12) in the runout detector (13) is controlled to move within a specific plane, the detection wheel (12) is in contact with a bead seat of the wheel, and the synchronous rotating mechanism drives the wheel to rotate; and the detection wheel (12) is driven to rotate by the friction between the detection wheel (12) and a bead seat of the wheel, and the hop detector (13) detects the hop amount of the bead seat of the wheel when the wheel rotates and transmits the data to a computer processing system. The device can meet the requirements of wheel hop detection.

Description

Field of the Invention

[0001] The present invention relates to a detection device, specifically to a device for detecting hop of a wheel bead seat on line after a wheel is machined.Background of the Invention

[0002] In the machining of an automobile wheel, the hop amount of the wheel is an important factor affecting the life and safety of the wheel. Therefore, the hop of the wheel requires 100% detection. The wheel hub manufacturer usually uses manual operation semi-automatic hop detection equipment for detection. Such detection method has the problems of low efficiency, high labor cost, poor universality and the like. The present invention provides a device for detecting hop of a wheel on line.Summary of the Invention

[0003] The object of the present invention to provide a hop detecting device.

[0004] In order to achieve the above object, the technical solution of the present invention is: a hop detecting device according to the present invention is composed of a synchronous pulley A, a dynamic synchronous pulley, a synchronous pulley, a synchronous pulley B, a frame, a base, a guide rail sliding seat A, a linear guide rail A, a connecting plate, a rotating motor, a guide rail rack, a detection wheel, a hop detector, a linear guide rail A, a guide rail sliding seat A, a servo motor B, a lead screw B, a linear guide rail B, a mounting bracket, a servo motor A, a guide rail sliding seat B, a lead screw A, a sliding rack, a roller, a roller bed sprocket, a roller bed bracket, a power sprocket, a roller bed motor, rotating wheels, rotating shafts, an end cover, a bearing, a shaft sleeve, lead screw supports, left and right threaded lead screws, lead screw cap, a cylinder connecting plate, a cylinder seat, a cylinder flange and a cylinder, characterized in that. I. A synchronous clamping and centering mechanism: the cylinder seat is fixed on the side of the frame, the cylinder is fixed on the frame via the cylinder flange and the cylinder seat, and an output rod of the cylinder is connected to the cylinder connecting plate; the base is fixed on the frame, the linear guide rail A is mounted on the base, and the linear guide rail A is connected with the connecting plate via the guide rail sliding seat A; the lead screw supports are fixed on the frame, the two lead screw caps are respectively fixed to the connecting plate on the left and right sides, and the left and right threaded lead screws are connected to the lead screw caps and the lead screw supports respectively.

[0005] After the cylinder is charged with air, an output shaft of the cylinder drives a right driven rotating portion to move toward the middle along the linear guide rail A via the guide rail sliding seat A and the linear guide rail A. Meanwhile, the left and right threaded lead screws begin to rotate. Under the co-action of the left and right threaded lead screws and the lead screw caps on the left and right sides, a left driving rotating portion moves toward the middle along the linear guide rail A, and the four rotating wheels on the left and right rotating portions are synchronously centered toward the central positions of the four rotating shafts and clamp the rim of a wheel, thus realizing synchronous clamping and centering of the wheel. The device can meet the requirements for synchronous clamping and centering of wheels having different sizes. II. A synchronous rotating mechanism: the rotating motor and the shaft sleeve are mounted on the connecting plate, the end cover is mounted on the shaft sleeve, the bearings and the rotating shafts are enclosed inside the shaft sleeve and the connecting plate, two rotating wheels and the synchronous pulley A or the synchronous pulley B are mounted at each of the two ends of the rotating shafts, the dynamic synchronous pulley is mounted on the rotating motor shaft, and the synchronous pulley A, the synchronous pulley B and the dynamic synchronous pulley are connected via the synchronous belt; the roller bed bracket is fixed on the frame, the roller is connected with the roller bed bracket via the roller bed sprocket, the roller bed motor is fixed on the roller bed bracket, and the power sprocket is mounted on the roller bed motor.

[0006] The rotating motor drives the synchronous pulley A and the synchronous pulley B to rotate via the dynamic synchronous pulley and the synchronous belt, the rotating wheels are driven by the rotating shafts to rotate, the rim of the wheel is in contact fit with the rotating wheels after the wheel is centered via the synchronous clamping and centering mechanism, and the two synchronous rotating wheels on the left side drive the wheel to rotate. III. A hop detecting mechanism: the servo motor A and the linear guide rail A are fixed on the frame via the guide rail rack, the sliding rack is connected with the linear guide rail A via the guide rail sliding seat A, the lead screw A is connected with the servo motor A and the sliding rack respectively, and the servo motor A drives the sliding rack to move up and down along the linear guide rail A via the lead screw A.

[0007] The servo motor B and the linear guide rail B are fixed on the sliding rack, the mounting bracket is connected with the linear guide rail B via the guide rail sliding seat B, the lead screw B is connected with the servo motor B and the mounting bracket respectively, and the servo motor B drives the mounting bracket to move horizontally along the linear guide rail B via the lead screw B.

[0008] The detection wheel and the hop detector are mounted on the mounting bracket.

[0009] In actual use, a wheel is transported to the working position of the device via a roller bed, compressed air is introduced, and the cylinder drives the right driving rotating portion to move toward the middle along the linear guide rail A via the guide rail sliding seat A and the linear guide rail A. Meanwhile, the left and right threaded lead screws begin to rotate. Under the co-action of the left and right threaded lead screws and the lead screw caps on the left and right sides, the left driven rotating portion moves toward the middle along the linear guide rail A, and the four rotating wheels on the left and right rotating portions are synchronously centered toward the central positions of the four rotating shafts and clamp the rim of the wheel. Thus, the wheel is synchronously clamped and centered. Then, the rotating motor drives the synchronous pulley A and the synchronous pulley B to rotate via the dynamic synchronous pulley and the synchronous belt, the rotating wheels are driven by the rotating shafts to rotate, and the rim of the wheel is in contact fit with the rotating wheels after the wheel is centered via the synchronous clamping and centering mechanism. According to the structure and size of the wheel to be detected, through the servo motor A and the servo motor B, the detection wheel in the hop detector can be controlled to move within a specific plane, and the detection wheel is in contact with the bead seat of the wheel. Next, the two synchronous rotating wheels on the right side of the synchronous rotating mechanism drive the wheel to rotate. Meanwhile, the detection wheel is driven to rotate by the friction between the detection wheel and the bead seat of the wheel, and once the wheel rotates one cycle, the hop detector can detect the hop amount of the bead seat of the wheel and transmit the data to a computer processing system. So far, the hop detection on the wheel is completed.

[0010] The invention can meet the needs of wheel hop detection, and has the characteristics of simple structure, easy fabrication, stable performance, satisfying procession requirements, and can adapt to the need of automatic production.Brief Description of the Drawings

[0011] The embodiments of the present invention will be described in detail below in combination with the accompanying drawings, in which: Fig. 1 is a structure diagram of a device according to the present invention. Fig. 2 is a top view of the device according to the present invention.

[0012] In which, 1-synchronous pulley A, 2-dynamic synchronous pulley, 3-synchronous belt, 4-synchronous pulley B, 5-frame, 6-base, 7-guide rail sliding seat A, 8-linear guide rail A, 9-connecting plate, 10-rotating motor, 11-guide rail rack, 12-detection wheel, 13-hop detector, 14-linear guide rail A, 15-guide rail sliding seat A, 16-servo motor B, 17-lead screw B, 18-linear guide rail B, 19-mounting bracket, 20-servo motor A, 21-guide rail sliding seat B, 22-lead screw A, 23-sliding rack, 24-roller, 25-roller bed sprocket, 26-roller bed bracket, 27-power sprocket, 28-roller bed motor, 29-rotating wheel, 30-rotating shaft, 31-end cover, 32-bearing, 33-shaft sleeve, 34-lead screw support, 35-left and right threaded lead screw, 36-lead screw cap, 37-cylinder connecting plate, 38-cylinder seat, 39-cylinder flange, 40-cylinder.Detailed Description of the Embodiments

[0013] The details and working conditions of the specific device according to the present invention will be described in detail below in combination with the accompanying drawings.

[0014] A hop detecting device according to the present invention is composed of a synchronous pulley A1, a dynamic synchronous pulley 2, a synchronous pulley 3, a synchronous pulley B4, a frame 5, a base 6, a guide rail sliding seat A7, a linear guide rail A8, a connecting plate 9, a rotating motor 10, a guide rail rack 11, a detection wheel 12, a hop detector 13, a linear guide rail A14, a guide rail sliding seat A15, a servo motor B16, a lead screw B17, a linear guide rail B18, a mounting bracket 19, a servo motor A 20, a guide rail sliding seat B21, a lead screw A22, a sliding rack 23, a roller 24, a roller bed sprocket 25, a roller bed bracket 26, a power sprocket 27, a roller bed motor 28, rotating wheels 29, rotating shafts 30, an end cover 31, a bearing 32, a shaft sleeve 33, lead screw supports 34, left and right threaded lead screws 35, lead screw cap 36, a cylinder connecting plate 37, a cylinder seat 38, a cylinder flange 39 and a cylinder 40. I. A synchronous clamping and centering mechanism: the cylinder seat 38 is fixed on the side of the frame 5, the cylinder 40 is fixed on the frame 5 via the cylinder flange 43 and the cylinder seat 38, and an output rod of the cylinder 40 is connected to the cylinder connecting plate 37; the base 6 is fixed on the frame 5, the linear guide rail A8 is mounted on the base 6, and the linear guide rail A8 is connected with the connecting plate 9 via the guide rail sliding seat A7; the lead screw supports 34 are fixed on the frame 5, the two lead screw caps 36 are respectively fixed to the connecting plate 9 on the left and right sides, and the left and right threaded lead screws 35 are connected to the lead screw caps 36 and the lead screw supports 34 respectively.

[0015] After the cylinder 40 is charged with air, an output shaft of the cylinder 40 drives a right driven rotating portion to move toward the middle along the linear guide rail A8 via the guide rail sliding seat A7 and the linear guide rail A8. Meanwhile, the left and right threaded lead screws 35 begin to rotate. Under the co-action of the left and right threaded lead screws 35 and the lead screw caps 36 on the left and right sides, a left driving rotating portion moves toward the middle along the linear guide rail A8, and the four rotating wheels 29 on the left and right rotating portions are synchronously centered toward the central positions of the four rotating shafts 30 and clamp the rim of a wheel, thus realizing synchronous clamping and centering of the wheel. The device can meet the requirements for synchronous clamping and centering of wheels having different sizes. II. A synchronous rotating mechanism: the rotating motor 10 and the shaft sleeve 33 are mounted on the connecting plate 9, the end cover 31 is mounted on the shaft sleeve 33, the bearings 32 and the rotating shafts 30 are enclosed inside the shaft sleeve 33 and the connecting plate 9, two rotating wheels 29 and the synchronous pulley A1 or the synchronous pulley B4 are mounted at each of the two ends of the rotating shafts 30, the dynamic synchronous pulley 2 is mounted on the rotating motor shaft 10, and the synchronous pulley A1, the synchronous pulley B4 and the dynamic synchronous pulley 2 are connected via the synchronous belt 3; the roller bed bracket 26 is fixed on the frame 5, the roller 24 is connected with the roller bed bracket 26 via the roller bed sprocket 25, the roller bed motor 28 is fixed on the roller bed bracket 26, and the power sprocket 27 is mounted on the roller bed motor 28.

[0016] The rotating motor 10 drives the synchronous pulley A1 and the synchronous pulley B4 to rotate via the dynamic synchronous pulley 2 and the synchronous belt 3, the rotating wheels 29 are driven by the rotating shafts 30 to rotate, the rim of the wheel is in contact fit with the rotating wheels 29 after the wheel is centered via the synchronous clamping and centering mechanism, and the two synchronous rotating wheels 29 on the left side drive the wheel to rotate. III. A hop detecting mechanism: the servo motor A20 and the linear guide rail A14 are fixed on the frame 5 via the guide rail rack 11, the sliding rack 23 is connected with the linear guide rail A14 via the guide rail sliding seat A15, the lead screw A22 is connected with the servo motor A20 and the sliding rack 23 respectively, and the servo motor A20 drives the sliding rack 23 to move up and down along the linear guide rail A14 via the lead screw A22.

[0017] The servo motor B16 and the linear guide rail B18 are fixed on the sliding rack 23, the mounting bracket 19 is connected with the linear guide rail B18 via the guide rail sliding seat B21, the lead screw B17 is connected with the servo motor B16 and the mounting bracket 19 respectively, and the servo motor B16 drives the mounting bracket 19 to move horizontally along the linear guide rail B18 via the lead screw B17.

[0018] The detection wheel 12 and the hop detector 13 are mounted on the mounting bracket 19.

[0019] In actual use, a wheel is transported to the working position of the device via a roller bed, compressed air is introduced, and the cylinder 40 drives the right driving rotating portion to move toward the middle along the linear guide rail A8 via the guide rail sliding seat A7 and the linear guide rail A8. Meanwhile, the left and right threaded lead screws 35 begin to rotate. Under the co-action of the left and right threaded lead screws 35 and the lead screw caps 36 on the left and right sides, the left driven rotating portion moves toward the middle along the linear guide rail A8, and the four rotating wheels 29 on the left and right rotating portions are synchronously centered toward the central positions of the four rotating shafts 30 and clamp the rim of the wheel. Thus, the wheel is synchronously clamped and centered. Then, the rotating motor 10 drives the synchronous pulley A1 and the synchronous pulley B4 to rotate via the dynamic synchronous pulley 2 and the synchronous belt 3, the rotating wheels 29 are driven by the rotating shafts 30 to rotate, and the rim of the wheel is in contact fit with the rotating wheels 29 after the wheel is centered via the synchronous clamping and centering mechanism. According to the structure and size of the wheel to be detected, through the servo motor A20 and the servo motor B16, the detection wheel 12 in the hop detector 13 can be controlled to move within a specific plane, and the detection wheel 12 is in contact with the bead seat of the wheel. Next, the two synchronous rotating wheels 29 on the right side of the synchronous rotating mechanism drive the wheel to rotate. Meanwhile, the detection wheel 12 is driven to rotate by the friction between the detection wheel 12 and the bead seat of the wheel, and once the wheel rotates one cycle, the hop detector 13 can detect the hop amount of the bead seat of the wheel and transmit the data to a computer processing system. So far, the hop detection on the wheel is completed.

Claims

1. A device for detecting wheel hop, being composed of a synchronous pulley A(1), a dynamic synchronous pulley (2), a synchronous pulley (3), a synchronous pulley B(4), a frame (5), a base (6), a guide rail sliding seat A(7), a linear guide rail A(8), a connecting plate (9), a rotating motor (10), a guide rail rack (11), a detection wheel (12), a hop detector (13), a linear guide rail A(14), a guide rail sliding seat A(15), a servo motor B(16), a lead screw B(17), a linear guide rail B(18), a mounting bracket (19), a servo motor A(20), a guide rail sliding seat B(21), a lead screw A(22), a sliding rack (23), a roller (24), a roller bed sprocket (25), a roller bed bracket (26), a power sprocket (27), a roller bed motor (28), rotating wheels (29), rotating shafts (30), an end cover (31), a bearing (32), a shaft sleeve (33), lead screw supports (34), left and right threaded lead screws (35), lead screw caps (36), a cylinder connecting plate (37), a cylinder seat (38), a cylinder flange (39) and a cylinder (40), characterized in that in a synchronous clamping and centering mechanism of the device, the cylinder seat (38) is fixed on the side of the frame (5), the cylinder (40) is fixed on the frame (5) via the cylinder flange (43) and the cylinder seat (38), and an output rod of the cylinder (40) is connected to the cylinder connecting plate (37); the base (6) is fixed on the frame (5), the linear guide rail A(8) is mounted on the base (6), and the linear guide rail A(8) is connected with the connecting plate (9) via the guide rail sliding seat A(7); the lead screw supports (34) are fixed on the frame (5), the two lead screw caps (36) are respectively fixed to the connecting plate (9) on the left and right sides, and the left and right threaded lead screws (35) are connected to the lead screw caps (36) and the lead screw supports (34) respectively; in a synchronous rotating mechanism of the device, the rotating motor (10) and the shaft sleeve (33) are mounted on the connecting plate (9), the end cover (31) is mounted on the shaft sleeve (33), the bearings (32) and the rotating shafts (30) are enclosed inside the shaft sleeve (33) and the connecting plate (9), two rotating wheels (29) and the synchronous pulley A(1) or the synchronous pulley B(4) are mounted at each of the two ends of the rotating shafts (30), the dynamic synchronous pulley (2) is mounted on the rotating motor shaft (10), and the synchronous pulley A(1), the synchronous pulley B(4) and the dynamic synchronous pulley (2) are connected via the synchronous belt (3); the roller bed bracket (26) is fixed on the frame (5), the roller (24) is connected with the roller bed bracket (26) via the roller bed sprocket (25), the roller bed motor (28) is fixed on the roller bed bracket (26), and the power sprocket (27) is mounted on the roller bed motor (28); in a hop detection mechanism of the device, the servo motor A(20) and the linear guide rail A(14) are fixed on the frame (5) via the guide rail rack (11), the sliding rack (23) is connected with the linear guide rail A(14) via the guide rail sliding seat A(15), the lead screw A(22) is connected with the servo motor A(20) and the sliding rack (23) respectively, and the servo motor A(20) drives the sliding rack (23) to move up and down along the linear guide rail A(14) via the lead screw A(22); the servo motor B(16) and the linear guide rail B(18) are fixed on the sliding rack (23), the mounting bracket (19) is connected with the linear guide rail B(18) via the guide rail sliding seat B(21), the lead screw B(17) is connected with the servo motor B(16) and the mounting bracket (19) respectively, and the servo motor B(16) drives the mounting bracket (19) to move horizontally along the linear guide rail B(18) via the lead screw B(17); the detection wheel (12) and the hop detector (13) are mounted on the mounting bracket (19); according to the structure and size of the wheel to be detected, through the servo motor A (20) and the servo motor B (16), the detection wheel (12) in the runout detector (13) is controlled to move within a specific plane, the detection wheel (12) is in contact with a bead seat of the wheel, and the synchronous rotating mechanism drives the wheel to rotate; and the detection wheel (12) is driven to rotate by the friction between the detection wheel (12) and the bead seat of the wheel, and the hop detector (13) detects the hop amount of the bead seat of the wheel when the wheel rotates and transmits the data to a computer processing system.

2. The device according to claim 1, characterized in that the synchronous clamping and centering mechanism of the device is configured as following: after the cylinder (40) is charged with air, an output shaft of the cylinder (40) drives a right driven rotating portion to move toward the middle along the linear guide rail A(8) via the guide rail sliding seat A(7) and the linear guide rail A(8); meanwhile, the left and right threaded lead screws (35) begin to rotate; under the co-action of the left and right threaded lead screws (35) and the lead screw caps (36) on the left and right sides, a left driving rotating portion moves toward the middle along the linear guide rail A(8), and the four rotating wheels (29) on the left and right rotating portions are synchronously centered toward the central positions of the four rotating shafts (30) and clamp the rim of a wheel, thus realizing synchronous clamping and centering of the wheel.

3. The device according to claim 1, characterized in that the synchronous rotating mechanism of the device is configured as following: the rotating motor (10) drives the synchronous pulley A(1) and the synchronous pulley B(4) to rotate via the dynamic synchronous pulley (2) and the synchronous belt (3), the rotating wheels (29) are driven by the rotating shafts (30) to rotate, the rim of the wheel is in contact fit with the rotating wheels (29) after the wheel is centered via the synchronous clamping and centering mechanism, and the two synchronous rotating wheels (29) on the left side drive the wheel to rotate.