A wheel thread hole cleaning and detection device

Abstract

The present invention relates to a wheel threaded hole cleaning and detection device. The present invention comprises a frame, on which a bottom plate, an intermediate plate and a top plate are arranged in sequence from bottom to top in the vertical direction; the bottom plate is connected to a cylinder, and the driving end of the cylinder is connected to the top plate; the top plate is used to support the wheel to be cleaned, and a first through groove is arranged on the top plate corresponding to the bolt hole position of the wheel to be cleaned, and a second through groove is arranged on the top plate corresponding to the lower surface position of the wheel to be cleaned; a threaded hole cleaning nozzle is connected below the intermediate plate corresponding to the first through groove, and a contact displacement sensor is connected below the intermediate plate corresponding to the second through groove; wherein, when the wheel to be cleaned is driven to descend by the cylinder, the threaded hole cleaning nozzle can be inserted into the bolt hole of the wheel to be cleaned, and the contact displacement sensor is in contact with the lower surface of the wheel to be cleaned. The present invention greatly improves the efficiency and quality of aluminum chip cleaning and ensures the normal installation of the wheel decorative ring.

Description

Technical Field

[0001] The invention relates to the technical field of automobile engineering, and in particular to a wheel thread hole cleaning and detection device. Background Art

[0002] Wheels are key components in automobile chassis assemblies. Wheels with decorative rings have multiple threaded holes on the front surface for installing decorative rings. After the threaded holes are machined, some aluminum chips will remain inside the holes, affecting the assembly of the decorative rings. At present, the common method is to manually use an air gun to remove aluminum chips from each hole one by one, and visually inspect whether they are completely removed. However, this method makes the labor intensity high, the cleaning efficiency low, the cleaning is not thorough in dead corners, and visual inspection cannot fully determine whether the removal is complete, which affects product quality. Summary of the invention

[0003] To this end, the technical problem to be solved by the present invention is to overcome the problems in the prior art of manually cleaning the threaded holes of wheels, which result in high labor intensity, low cleaning efficiency, incomplete cleaning of dead corners, and inability to fully determine whether the cleaning is complete by visual inspection.

[0004] In order to solve the above technical problems, the present invention provides a wheel thread hole cleaning and detection device, comprising a frame, on which a bottom plate, a middle plate and a top plate are arranged in sequence from bottom to top in a vertical direction;

[0005] The bottom plate is connected to a cylinder, and the driving end of the cylinder is connected to the top plate;

[0006] The top plate is used to support the wheel to be cleaned, a first through groove is provided on the top plate at a position corresponding to the bolt hole of the wheel to be cleaned, and a second through groove is provided on the top plate at a position corresponding to the lower surface of the wheel to be cleaned;

[0007] A threaded hole cleaning nozzle is connected to the lower portion of the middle plate corresponding to the first through slot, and a contact displacement sensor is connected to the lower portion of the middle plate corresponding to the second through slot;

[0008] When the wheel to be cleaned is driven to descend by the cylinder, the threaded hole cleaning nozzle can be inserted into the bolt hole of the wheel to be cleaned, and the contact displacement sensor is brought into contact with the lower surface of the wheel to be cleaned.

[0009] In one embodiment of the present invention, it further comprises a support column, and the bottom plate and the middle plate are connected via the support column.

[0010] In one embodiment of the present invention, it also includes a center positioning column and a hole positioning column. The upper surface of the top plate is provided with a first positioning groove and a second positioning groove. The center positioning column is connected to the upper surface of the top plate through the first positioning groove, and the hole positioning column is connected to the upper surface of the top plate through the second positioning groove.

[0011] In one embodiment of the present invention, it further comprises a sensor mounting seat connected to the upper surface of the middle plate, and the contact displacement sensor is connected to the sensor mounting seat via a top screw.

[0012] In one embodiment of the present invention, the threaded hole cleaning nozzle comprises a nozzle body and a nozzle joint, the inlet of the nozzle body is connected to the nozzle joint, and one end of the nozzle body is threadedly connected to the middle plate.

[0013] In one embodiment of the present invention, four contact displacement sensors are evenly distributed on the middle plate along the circumference of the wheel center axis.

[0014] In one embodiment of the present invention, 24 threaded hole cleaning nozzles are evenly distributed on the middle plate along the circumference of the wheel center axis.

[0015] In one embodiment of the present invention, a top plate cleaning nozzle is provided on the upper surface of the top plate, a sensor cleaning nozzle is provided on the lower surface of the top plate, and the threaded hole cleaning nozzle, the top plate cleaning nozzle and the sensor cleaning nozzle are all connected to an external air source.

[0016] In one embodiment of the present invention, six top plate cleaning nozzles are evenly distributed on the upper surface of the top plate along the circumference of the wheel center axis, and four sensor cleaning nozzles are evenly distributed on the lower surface of the top plate along the circumference of the wheel center axis.

[0017] In one embodiment of the present invention, an aluminum chip collection box is also provided at the bottom of the frame.

[0018] The above technical solution of the present invention has the following advantages compared with the prior art:

[0019] The device for cleaning and detecting threaded holes of a wheel described in the present invention is provided with a top plate center positioning column and a hole positioning column to fix the wheel, and a threaded hole cleaning nozzle is provided to clean and blow aluminum chips. After cleaning, a contact displacement sensor is used to detect the blowing effect, thereby greatly improving the efficiency and quality of cleaning and blowing aluminum chips and ensuring the normal installation of the wheel decorative ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to make the content of the present invention more clearly understood, the present invention is further described in detail below according to specific embodiments of the present invention in conjunction with the accompanying drawings, wherein

[0021] Figure 1 The invention discloses a wheel thread hole cleaning and blowing and a detection device cleaning and blowing schematic diagram.

[0022] Figure 2 The present invention is a schematic diagram of a wheel thread hole cleaning and detection device.

[0023] Figure 3 It is a layout diagram of the threaded hole cleaning nozzle and the contact displacement sensor on the middle plate of the present invention.

[0024] Figure 4 It is a diagram of the arrangement of the top plate cleaning nozzles on the top plate of the present invention.

[0025] Figure 5 This is a diagram showing the locations of threaded holes in wheels.

[0026] Explanation of the markings in the specification: 1. Frame; 2. Aluminum chip collection box; 3. Bottom plate; 4. Support column; 5. Cylinder; 6. Nozzle joint; 7. Middle plate; 8. Threaded hole cleaning nozzle; 9. Top plate; 10. Top plate cleaning nozzle; 11. Wheel to be cleaned; 12. Center positioning column; 13. Hole positioning column; 14. Sensor cleaning nozzle; 15. Contact displacement sensor; 16. Sensor mounting seat. DETAILED DESCRIPTION

[0027] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0028] Reference Figures 1 to 5 As shown, a wheel thread hole cleaning and detection device of the present invention comprises a frame 1, on which a bottom plate 3, a middle plate 7 and a top plate 9 are arranged in sequence from bottom to top in a vertical direction;

[0029] The bottom plate 3 is connected to a cylinder 5, and the driving end of the cylinder 5 is connected to the top plate 9;

[0030] The top plate 9 is used to support the wheel 11 to be cleaned, and a first through groove is provided on the top plate 9 corresponding to the bolt hole position of the wheel 11 to be cleaned, and a second through groove is provided on the top plate 9 corresponding to the lower surface position of the wheel 11 to be cleaned;

[0031] A threaded hole cleaning nozzle 8 is connected to the lower portion of the middle plate 7 corresponding to the first through slot, and a contact displacement sensor 15 is connected to the lower portion of the middle plate 7 corresponding to the second through slot;

[0032] When the wheel 11 to be cleaned is driven to descend by the cylinder 5 , the threaded hole cleaning nozzle 8 can be inserted into the bolt hole of the wheel 11 to be cleaned, and the contact displacement sensor 15 is in contact with the lower surface of the wheel 11 to be cleaned.

[0033] Specifically, it also includes a support column 4 , and the bottom plate 3 and the middle plate 7 are connected via the support column 4 .

[0034] Specifically, it also includes a center positioning column 12 and a hole positioning column 13. The upper surface of the top plate 9 is provided with a first positioning groove and a second positioning groove. The center positioning column 12 is connected to the upper surface of the top plate 9 through the first positioning groove, and the hole positioning column 13 is connected to the upper surface of the top plate 9 through the second positioning groove. The center positioning hole is used to be inserted into the center hole of the wheel, and the hole positioning column 13 is used to be inserted into the wheel bolt hole, which can well support and position the wheel 11 to be cleaned.

[0035] Specifically, it also includes a sensor mounting seat 16 connected to the upper surface of the middle plate 7, and the contact displacement sensor 15 is connected to the sensor mounting seat 16 through a top screw.

[0036] Specifically, the threaded hole cleaning nozzle 8 includes a nozzle body and a nozzle joint 6. The inlet of the nozzle body is connected to the nozzle joint 6. One end of the nozzle body is threadedly connected to the middle plate 7. The outlet diameter of the nozzle body is 2 mm.

[0037] Specifically, four contact displacement sensors 15 are evenly distributed on the middle plate 7 along the circumferential direction of the wheel center axis.

[0038] Specifically, 24 threaded hole cleaning nozzles 8 are evenly distributed on the middle plate 7 along the circumferential direction of the wheel center axis.

[0039] Specifically, a top plate cleaning nozzle 10 is provided on the upper surface of the top plate 9 for blowing away residual aluminum chips on the upper surface of the top plate 9; a sensor cleaning nozzle 14 is provided on the lower surface of the top plate 9 for blowing away residual aluminum chips above the sensor mounting seat 16; the threaded hole cleaning nozzle 8, the top plate cleaning nozzle 10 and the sensor cleaning nozzle 14 are all connected to an external air source, and each nozzle is connected to the air source through a gas pipeline. A solenoid valve for controlling the on-off of the air path is provided between each nozzle and the air source. The compressed air pressure is 0.5 MPa, and the purge gas is, for example, compressed air or high-pressure gas (such as nitrogen, etc.).

[0040] Specifically, six top plate cleaning nozzles 10 are evenly distributed on the upper surface of the top plate 9 along the circumference of the wheel center axis, and four sensor cleaning nozzles 14 are evenly distributed on the lower surface of the top plate 9 along the circumference of the wheel center axis.

[0041] Specifically, the frame 1 is formed by welding square tubes, and an aluminum chip collecting box 2 is provided at the bottom of the frame 1 for collecting aluminum chips blown down.

[0042] When the present invention is actually used, the cylinder 5 lifts the top plate 9 to the upper limit position. At this time, the threaded hole cleaning nozzle 8 is 5 mm away from the upper surface of the top plate 9. The wheel 11 to be cleaned is placed on the top plate 9, the center hole of the wheel is inserted into the center positioning column 12, and the wheel bolt hole is inserted into the hole positioning column 13. The threaded hole cleaning nozzle 8 is started to clean the wheel threaded hole for 4 seconds. The sensor cleaning nozzle 14 is started to clean the residual aluminum chips above the sensor mounting seat 16. The cylinder 5 drives the top plate 9 to fall, and the threaded hole cleaning nozzle 8 is inserted into the wheel threaded hole. The contact displacement sensor 15 contacts the lower surface of the wheel. If there are foreign objects such as aluminum chips in the wheel threaded hole, the wheel is not placed flat. If a certain contact displacement sensor 15 exceeds the set threshold, the equipment automatically alarms and is manually checked. If there is no foreign object in the wheel threaded hole, the wheel is flat, and the contact displacement sensors 15 are all within the set threshold, the wheel threaded hole depth is qualified, the wheel is manually taken out, and the top plate cleaning nozzle 10 is started to clean the residual aluminum chips on the upper surface of the top plate 9 to complete a cycle.

[0043] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the present invention rather than to limit it. Although the present invention has been described in detail with reference to examples, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the present invention, which should be included in the scope of the claims of the present invention.

Claims

1. A wheel thread hole cleaning and detection device, characterized in that: The machine frame (1) comprises a bottom plate (3), a middle plate (7) and a top plate (9) which are arranged in sequence from bottom to top in a vertical direction; The bottom plate (3) is connected to a cylinder (5), and a driving end of the cylinder (5) is connected to a top plate (9); The top plate (9) is used to support the wheel (11) to be cleaned, a first through groove is provided on the top plate (9) at a position corresponding to a bolt hole of the wheel (11) to be cleaned, and a second through groove is provided on the top plate (9) at a position corresponding to the lower surface of the wheel (11) to be cleaned; A threaded hole cleaning nozzle (8) is connected to the lower portion of the intermediate plate (7) corresponding to the first through slot, and a contact displacement sensor (15) is connected to the lower portion of the intermediate plate (7) corresponding to the second through slot; When the wheel (11) to be cleaned is driven downward by the cylinder (5), the threaded hole cleaning nozzle (8) can be inserted into the bolt hole of the wheel (11) to be cleaned, so that the contact displacement sensor (15) contacts the lower surface of the wheel (11) to be cleaned; It also includes a center positioning column (12) and a hole positioning column (13), wherein the upper surface of the top plate (9) is provided with a first positioning groove and a second positioning groove, the center positioning column (12) is connected to the upper surface of the top plate (9) via the first positioning groove, and the hole positioning column (13) is connected to the upper surface of the top plate (9) via the second positioning groove; It also includes a sensor mounting seat (16) connected to the upper surface of the middle plate (7), and the contact displacement sensor (15) is connected to the sensor mounting seat (16) via a top screw; The top plate (9) is provided with a top plate cleaning nozzle (10) on its upper surface, and the top plate (9) is provided with a sensor cleaning nozzle (14) on its lower surface; the threaded hole cleaning nozzle (8), the top plate cleaning nozzle (10) and the sensor cleaning nozzle (14) are all connected to an external air source; The wheel (11) to be cleaned is placed on the top plate (9), the center hole of the wheel is inserted into the center positioning column (12), the wheel bolt hole is inserted into the hole positioning column (13), the threaded hole cleaning nozzle (8) is started to clean the threaded hole of the wheel, the sensor cleaning nozzle (14) is started to clean the aluminum chips remaining above the sensor mounting seat (16), the cylinder (5) drives the top plate (9) to fall, the threaded hole cleaning nozzle (8) is inserted into the threaded hole of the wheel, and the contact displacement sensor (15) contacts the lower surface of the wheel. If there are foreign objects such as aluminum chips in the threaded hole of the wheel, the wheel is not placed flat, and a certain contact displacement sensor (15) exceeds the set threshold, the equipment automatically alarms. If there are no foreign objects in the threaded hole of the wheel, the wheel is placed flat, and the contact displacement sensors (15) are all within the set threshold, the depth of the threaded hole of the wheel is qualified.

2. A wheel thread hole cleaning and detection device according to claim 1, characterized in that: It also includes a support column (4), and the bottom plate (3) and the middle plate (7) are connected via the support column (4).

3. A wheel thread hole cleaning and detection device according to claim 1, characterized in that: The threaded hole cleaning nozzle (8) comprises a nozzle body and a nozzle joint (6); the inlet of the nozzle body is connected to the nozzle joint (6); and one end of the nozzle body is threadedly connected to the middle plate (7).

4. A wheel thread hole cleaning and detection device according to claim 1, characterized in that: Four contact type displacement sensors (15) are evenly distributed on the middle plate (7) along the circumference of the wheel center axis.

5. A wheel thread hole cleaning and detection device according to claim 1, characterized in that: There are 24 threaded hole cleaning nozzles (8) evenly distributed on the middle plate (7) along the circumference of the wheel center axis.

6. A wheel thread hole cleaning and detection device according to claim 1, characterized in that: Six of the top plate cleaning nozzles (10) are evenly distributed on the upper surface of the top plate (9) along the circumference of the wheel center axis, and four of the sensor cleaning nozzles (14) are evenly distributed on the lower surface of the top plate (9) along the circumference of the wheel center axis.

7. A wheel thread hole cleaning and detection device according to claim 1, characterized in that: An aluminum chip collection box (2) is also provided at the bottom of the frame (1).

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