Grinding device for steering wheel machining

Abstract

The utility model discloses a steering wheel machining polishing device which comprises a base, a storage box is fixed to the top of the base, polishing sand is filled in the storage box, a supporting frame is fixed to the storage box and is of a portal frame structure, a lifting mechanism is installed on the top of the supporting frame, and a polishing device is installed on the lifting mechanism. A driving mechanism is installed at the bottom of the lifting mechanism, and a steering wheel to be polished is installed on the driving mechanism. Compared with the prior art, the storage box is filled with the polishing sand, the steering wheel to be polished is installed on the connecting shaft through matching of the locking nut and the limiting ring, and the driving mechanism is used for driving the steering wheel to be polished to rotate; and then the lifting mechanism is used for driving the driving mechanism and the steering wheel to be polished to be inserted into the polishing sand in the storage box, the steering wheel is polished through friction between the steering wheel and the polishing sand when the steering wheel rotates, and the device is simple in structure and quite high in polishing efficiency and polishing uniformity.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding devices, in particular to a grinding device for steering wheel processing. Background Art

[0002] A wheel-shaped device used to control the direction of travel in cars, ships, and airplanes. Its function is to convert the force applied by the driver to the rim of the steering wheel into torque, which is then transmitted to the steering shaft. Originally, cars were steered using a rudder.

[0003] In the production process of existing steering wheels, in order to improve the quality of the steering wheels produced, the surface of the steering wheels needs to be polished to remove burrs on the surface of the steering wheels. However, the existing polishing method is manual polishing, which not only has low polishing efficiency but also uneven polishing effect, which affects the feel of the steering wheel. There are certain shortcomings in its use. For this reason, we propose a polishing device for steering wheel processing. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a steering wheel grinding device.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A polishing device for steering wheel processing includes a base, a storage box fixed on the top of the base, the interior of the storage box is filled with polishing sand, a support frame is fixed on the storage box, the support frame is a gantry structure, a lifting mechanism is installed on the top of the support frame, a driving mechanism is installed on the bottom of the lifting mechanism, and the steering wheel to be polished is installed on the driving mechanism.

[0007] Preferably, the lifting mechanism includes a first shell fixed on the support frame, a first motor is installed on the side of the first shell, the first motor is inserted into the interior of the first shell and connected to a first bevel gear, the interior of the first shell is rotatably connected to a threaded sleeve, a second bevel gear is fixedly sleeved on the threaded sleeve, the interior of the threaded sleeve is connected to a threaded column through a thread, the threaded column is inserted into the interior of the support frame and connected to a movable plate, a guide shaft is installed at one end of the top of the movable plate, the guide shaft passes through the support frame and is slidably connected to it.

[0008] Preferably, the first bevel gear and the second bevel gear are meshed and driven, the guide shaft and the threaded column are parallel to each other, and the driving mechanism is installed at the bottom of the movable plate.

[0009] Preferably, the driving mechanism includes a second shell fixed to the bottom of the movable plate, a second motor is installed inside the second shell, the output shaft of the second motor passes through the bottom of the second shell and is connected to a connecting shaft, a limiting ring is fixed on the connecting shaft, and a locking nut is threadedly connected to the connecting shaft.

[0010] Preferably, the steering wheel to be polished is located between the limiting ring and the locking nut.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The utility model is provided with a storage box filled with grinding sand, and the steering wheel to be polished is installed on the connecting shaft by using a locking nut and a limit ring, and the driving mechanism is used to drive the steering wheel to be polished to rotate, and then the lifting mechanism is used to drive the driving mechanism and the steering wheel to be polished to be inserted into the grinding sand in the storage box, and the steering wheel is polished by utilizing the friction between the steering wheel and the grinding sand when it rotates. The device has a simple structure and is very efficient and uniform in polishing. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is an isometric view of a steering wheel grinding device proposed in the present invention;

[0014] Figure 2 for Figure 1 Front cross-sectional view of

[0015] Figure 3 for Figure 1 Cross-sectional view of the lifting mechanism.

[0016] In the figure: 1 base, 2 storage box, 3 sanding, 4 support frame, 5 lifting mechanism, 51 first housing, 52 first motor, 53 first bevel gear, 54 threaded sleeve, 55 second bevel gear, 56 threaded column, 57 movable plate, 58 guide shaft, 6 driving mechanism, 61 second housing, 62 second motor, 63 connecting shaft, 64 limiting ring, 65 locking nut. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0018] Reference Figure 1-3, a steering wheel processing grinding device includes a base 1, a storage box 2 is fixed on the top of the base 1, the interior of the storage box 2 is filled with grinding sand 3, a support frame 4 is fixed on the storage box 2, the support frame 4 is a gantry structure, a lifting mechanism 5 is installed on the top of the support frame 4, a driving mechanism 6 is installed at the bottom of the lifting mechanism 5, and the driving mechanism 6 is installed with a steering wheel to be ground, the lifting mechanism 5 includes a first shell 51 fixed on the support frame 4, a first motor 52 is installed on the side of the first shell 51, the first motor 52 is inserted into the interior of the first shell 51 and is connected to a first bevel gear 53, the interior of the first shell 51 is rotatably connected to a threaded sleeve 54, a second bevel gear 55 is fixedly sleeved on the threaded sleeve 54, the interior of the threaded sleeve 54 is connected to a threaded column 56 through a thread, the threaded column 56 is inserted into the interior of the support frame 4 and is connected to a movable plate 57, and a guide shaft 58 is installed at one end of the top of the movable plate 57, the guide shaft 58 passes through the support frame 4 and is slidably connected thereto, the first bevel gear 53 It is meshed with the second bevel gear 55, and the guide shaft 58 is parallel to the threaded column 56. The driving mechanism 6 is installed at the bottom of the movable plate 57. The driving mechanism 6 includes a second housing 61 fixed to the bottom of the movable plate 57. A second motor 62 is installed inside the second housing 61. The output shaft of the second motor 62 passes through the bottom of the second housing 61 and is connected to a connecting shaft 63. A limiting ring 64 is fixed on the connecting shaft 63, and a locking nut 65 is threadedly connected to the connecting shaft 63. The steering wheel to be polished is located between the limiting ring 64 and the locking nut 65. The storage box is filled with grinding sand, and the steering wheel to be polished is installed on the connecting shaft with the locking nut and the limiting ring. The driving mechanism is used to drive the steering wheel to be polished to rotate, and then the lifting mechanism is used to drive the driving mechanism and the steering wheel to be polished to be inserted into the grinding sand in the storage box. The steering wheel is polished by friction between the steering wheel and the grinding sand when it rotates. The device has a simple structure, and the polishing efficiency and uniformity are very high.

[0019] When in use, the device is connected to a power source, and the steering wheel to be polished is first sleeved on the connecting shaft 63, and then the locking nut 65 is rotated from the bottom. The locking nut 65 is driven upward by the thread of the connecting shaft 63, and the distance between the locking nut 65 and the limiting ring 64 is reduced. The steering wheel to be polished is locked by the cooperation of the locking nut 65 and the limiting ring 64, and then the first motor 52 is started. The output shaft of the first motor 52 drives the first bevel gear 53 to rotate, and the first bevel gear 543 drives the threaded sleeve 54 through the meshing transmission with the second bevel gear 55. The threaded sleeve 54 drives the movable plate 57 through the threaded transmission with the threaded column 56, and the movable plate 57 drives the guide shaft to slide on the support frame 4. The movable plate 57 drives the steering wheel to be polished through the driving mechanism 6, so that the steering wheel to be polished is inserted into the polishing sand 3 in the storage box 2, and the second motor 62 is started. The output shaft of the second motor 62 drives the connecting shaft 63 to rotate, and the connecting shaft 63 drives the steering wheel to be polished to rotate. When the steering wheel to be polished rotates, its polishing is completed by friction with the polishing sand, and the polishing efficiency is high and the polishing effect is good.

[0020] To sum up, compared with the existing technology, the utility model is configured to fill the storage box with grinding sand, install the steering wheel to be polished on the connecting shaft using a locking nut and a limit ring, use a driving mechanism to drive the steering wheel to be polished to rotate, and then use a lifting mechanism to drive the driving mechanism and the steering wheel to be polished to be inserted into the grinding sand in the storage box, and use the friction between the steering wheel and the grinding sand when it rotates to complete the polishing of the steering wheel. The device structure is simple, and the polishing efficiency and polishing uniformity are very high.

[0021] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A polishing device for steering wheel processing, comprising a base (1), characterized in that: A storage box (2) is fixed on the top of the base (1), the interior of the storage box (2) is filled with grinding sand (3), a support frame (4) is fixed on the storage box (2), the support frame (4) is a gantry structure, a lifting mechanism (5) is installed on the top of the support frame (4), a driving mechanism (6) is installed on the bottom of the lifting mechanism (5), and a steering wheel to be polished is installed on the driving mechanism (6).

2. A steering wheel grinding device according to claim 1, characterized in that: The lifting mechanism (5) includes a first shell (51) fixed on the support frame (4), a first motor (52) is installed on the side of the first shell (51), the first motor (52) is inserted into the interior of the first shell (51) and is connected to a first bevel gear (53), a threaded sleeve (54) is rotatably connected to the interior of the first shell (51), a second bevel gear (55) is fixedly sleeved on the threaded sleeve (54), a threaded column (56) is connected to the interior of the threaded sleeve (54) through a thread, the threaded column (56) is inserted into the interior of the support frame (4) and is connected to a movable plate (57), a guide shaft (58) is installed at one end of the top of the movable plate (57), and the guide shaft (58) passes through the support frame (4) and is slidably connected to it.

3. A steering wheel grinding device according to claim 2, characterized in that: The first bevel gear (53) and the second bevel gear (55) are meshed and driven, the guide shaft (58) and the threaded column (56) are parallel to each other, and the driving mechanism (6) is installed at the bottom of the movable plate (57).

4. A steering wheel grinding device according to claim 3, characterized in that: The driving mechanism (6) includes a second housing (61) fixed to the bottom of the movable plate (57), a second motor (62) is installed inside the second housing (61), an output shaft of the second motor (62) passes through the bottom of the second housing (61) and is connected to a connecting shaft (63), a limiting ring (64) is fixed on the connecting shaft (63), and a locking nut (65) is threadedly connected to the connecting shaft (63).

5. A steering wheel grinding device according to claim 4, characterized in that: The steering wheel to be polished is located between the limiting ring (64) and the locking nut (65).

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