Vehicle hub sand blasting device

Abstract

The utility model relates to the technical field of wheel hub sand blasting, and discloses a vehicle wheel hub sand blasting device which comprises a protective cover and a sand blasting machine and further comprises a wheel hub fixing structure and a wheel hub sand blasting structure, the mounting disc is horizontally arranged, the bottoms of the limiting vertical rods are fixed to the mounting disc, the tops of the limiting vertical rods are provided with internal thread structures, limiting rings are formed in the middles of the limiting vertical rods, the limiting vertical rods are sleeved with the corresponding hub fixing screw holes in a matched mode, and after the limiting bolts are spirally matched in the limiting vertical rods, the limiting bolts are screwed into the limiting vertical rods. The top face of the limiting ring and the head of the limiting bolt abut against the hub. Compared with the prior art, the automobile hub sand blasting device has the advantages that the hub fixing structure is arranged, the automobile hub can be fixed in the air through matching of the hub fixing screw holes and the hub fixing structure, threads of the screw holes are protected, meanwhile, other positions of the hub are not covered, and sand blasting is more convenient and comprehensive.

Description

TECHNICAL FIELD

[0001] The utility model relates to wheel hub sand blasting technical field, specifically point to a kind of vehicle wheel hub sand blasting device. BACKGROUND

[0002] During production and use, the surface of automobile wheel hub can produce oxide, rust mark, burr and other defects, which not only affect the appearance, but also can affect the function and service life of wheel hub. Sand blasting treatment can remove these defects by high-speed sand blasting, restore the original state of wheel hub, and at the same time, sand blasting treatment can produce appropriate roughness on the surface of wheel hub, provide more attachment points for coating, make the coating and wheel hub surface combine more closely and firmly, and enhance the corrosion resistance of automobile wheel hub.

[0003] When sand blasting vehicle wheel hub, the existing vehicle wheel hub sand blasting device mostly carries out sand blasting in airtight space after mechanical clamping of wheel hub, but this way will shield part of the surface, so that sand blasting is not comprehensive and complete, and the shielding part needs to be sand blasted again in later period. In addition, the wheel hub fixing screw hole is exposed during sand blasting, and the thread needs to be protected to avoid damage to the thread of screw hole by sand blasting. SUMMARY

[0004] The technical problem to be solved by the utility model is to overcome the above technical difficulties, and provide a vehicle wheel hub sand blasting device, which fixes automobile wheel hub by using wheel hub fixing screw hole, protects the thread of screw hole, and does not cover other positions of wheel hub.

[0005] To solve the above technical problems, the technical scheme provided by the utility model is as follows:

[0006] A vehicle wheel hub sand blasting device, comprising a protective cover and a sand blasting machine; the front side of the protective cover is reserved with an opening, the sand blasting machine is arranged in the protective cover through an adjusting support, and the height and angle are adjusted through the adjusting support; further comprising:

[0007] A wheel hub fixing structure, comprising a mounting disc, a limiting vertical rod and a limiting bolt; the mounting disc is horizontally arranged, a plurality of limiting vertical rods are arranged corresponding to wheel hub fixing screw holes, and the bottoms of the limiting vertical rods are respectively fixed on the mounting disc, the top of each limiting vertical rod is provided with an internal thread structure, the middle part of each limiting vertical rod forms a limiting ring, the limiting vertical rod is sleeved and matched in the corresponding wheel hub fixing screw hole, and after the limiting bolt is screwed in the limiting vertical rod, the top surface of the limiting ring and the head part of the limiting bolt respectively abut against the wheel hub;

[0008] A transfer structure and a wheel hub rotating structure; after the wheel hub is fixed on the wheel hub fixing structure, the wheel hub is transferred into the protective cover through the transfer structure, and the wheel hub is rotated through the wheel hub rotating structure;

[0009] An opening and closing door structure is arranged at the opening of the protective cover to close the opening.

[0010] As an improvement, the hub rotating structure comprises a rotating motor; the rotating motor is arranged below the mounting disc, and the driving shaft is connected with the rotating shaft of the mounting disc.

[0011] As an improvement, the transferring structure comprises a transferring plate, an upper limiting plate, a lower limiting plate, a transferring motor, a screw rod and a positioning sleeve; one end of the lower limiting plate is arranged in the protective cover, the other end passes through the opening of the protective cover and is arranged outside the protective cover, the upper limiting plate is fixed on the lower limiting plate, the top of the upper limiting plate is formed with a sliding rail and a sliding groove, the transferring plate is slidingly arranged on the sliding rail, the rotating shaft of the mounting disc is rotatably arranged on the transferring plate, the rotating motor is slidingly arranged on the lower limiting plate, the driving shaft is movably arranged in the sliding groove, the screw rod is arranged between the upper limiting plate and the lower limiting plate, one end of the screw rod is connected with the driving shaft of the transferring motor fixed on the lower limiting plate, the other end of the screw rod is rotatably arranged on the bearing seat fixed on the lower limiting plate, and the positioning sleeve is threadedly sleeved on the screw rod and connected with the rotating motor.

[0012] As an improvement, the opening and closing door structure comprises a sliding door and an electric push rod; the sliding door is arranged corresponding to the opening and slidingly arranged on the front side wall of the protective cover above the opening, and the two electric push rods are vertically arranged on the two sides of the sliding door and fixed on the protective cover at the upper ends and connected with the sliding door at the lower ends; when the electric push rod is elongated, the sliding door moves downward and abuts against the upper limiting plate.

[0013] As an improvement, the protective cover is hinged to the top of the limiting bolt through a spring and covers the top surface of the limiting bolt to protect the groove on the top surface of the limiting bolt.

[0014] Compared with the prior art, the utility model has the advantages of:

[0015] 1、The hub fixing structure is arranged, the automobile hub can be fixed in the air by cooperation between the hub fixing screw hole and the hub fixing structure, the screw thread of the screw hole is protected, other positions of the hub are not covered, and sand blasting is more convenient and comprehensive.

[0016] 2、The automobile hub is fixed by the hub fixing screw hole, the positioning effect and the fixing effect are better, and the sand blasting operation of the automobile hub is more accurate. DRAWINGS

[0017] Figure 1 is the structural schematic diagram of the utility model.

[0018] Figure 2 is the partial structural schematic diagram of the utility model.

[0019] Figure 3 is the structural schematic diagram of the hub rotating structure of the utility model.

[0020] Figure 4 is the structural schematic view of the hub fixing structure of the utility model.

[0021] Figure 5 is the structural schematic view of the transfer structure of the utility model.

[0022] As shown in the figure: 1, transfer plate; 2, mounting disc; 3, rotary motor; 4, limiting vertical rod; 5, limiting bolt; 6, limiting ring; 7, protective cover; 8, lower limiting plate; 9, upper limiting plate; 10, sliding slot; 11, slide rail; 12, positioning sleeve; 13, screw rod; 14, transfer motor; 15, protective cover; 16, sliding door; 17, electric push rod; 18, adjusting support; 19, sand blasting machine; 20, baffle. DETAILED DESCRIPTION

[0023] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "transverse", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and is not intended to indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more. In addition, the term "includes" and any variation thereof is intended to cover non-exclusive inclusion.

[0024] The utility model will be further described in detail below in combination with the drawings.

[0025] A vehicle hub sand blasting device, as Figure 1 shown, specifically comprises:

[0026] The hub fixing structure is as Figure 3 , Figure 4As shown, including the mounting disc 2, limit vertical rod 4, limit bolt 5 and protective cover 7; mounting disc 2 horizontal arrangement, limit vertical rod 4 is arranged vertically, and the bottom is fixed on the mounting disc 2, the top is provided with internal thread structure, the middle part forms a limit ring 6, and five limit vertical rod 4 are arranged on the mounting disc 2 along the circumference corresponding to each hub fixed screw hole, limit bolt 5 is screwed with the top of limit vertical rod 4, and protective cover 7 is hinged on the top of limit bolt 5 by spring, under the action of spring force, protective cover 7 is covered on the top surface of limit bolt 5, which protects the limit bolt 5 top groove, limit vertical rod 4 is sleeved and matched in the corresponding hub fixed screw hole, and after limit bolt 5 is screwed in limit vertical rod 4, the top surface of limit ring 6 and the head part of limit bolt 5 respectively abut against the hub, so that the hub is clamped and fixed above the mounting disc 2.

[0027] Transfer structure and hub rotating structure: as shown in Figure 2 、 Figure 5 , the hub rotating structure includes rotating motor 3, and the transfer structure includes transfer plate 1, upper limit plate 9, lower limit plate 8, transfer motor 14, screw rod 13 and positioning sleeve 12; lower limit plate 8 and upper limit plate 9 are arranged along the front and back, and upper limit plate 9 is fixed on lower limit plate 8, the top of which forms slide rail 11 and slide groove 10, transfer plate 1 is slidably arranged on slide rail 11, and mounting disc 2 is rotatably arranged on transfer plate 1, rotating motor 3 is slidably arranged on lower limit plate 8, and drive shaft is movably matched in slide groove 10, and then passes through transfer plate 1 and mounting disc 2 to connect the rotating shaft, screw rod 13 is arranged between upper limit plate 9 and lower limit plate 8, one end of which is connected with the drive shaft of transfer motor 14 fixed on lower limit plate 8, the other end is rotatably arranged on the bearing seat fixed on lower limit plate 8, positioning sleeve 12 is provided with internal thread structure, and is threadedly sleeved on screw rod 13, and is connected with rotating motor 3 and fixed together, baffle 20 is fixed at the rear end of lower limit plate 8 to prevent sand blasting from polluting transfer motor 14 and other equipment, and rotating motor 3 and hub fixing structure move along upper limit plate 9 after transfer motor 14 is started.

[0028] Protective cover 15, opening and closing door structure and sand blasting machine 19; as shown in Figure 1As shown, the protective cover 15 is a square box with an opening reserved on the front side, and is arranged at the rear half of the lower limiting plate 8 (one end of the lower limiting plate 8 is arranged in the protective cover 15, and the other end is arranged outside the protective cover 15 after passing through the opening of the protective cover 15), the opening and closing door structure comprises a sliding door 16 and an electric push rod 17; the sliding door 16 is arranged corresponding to the opening, and is slidingly arranged on the front side wall of the protective cover 15 above the opening, the electric push rod 17 is vertically arranged, and a pair of electric push rods 17 are arranged on the left and right sides of the sliding door 16, the two electric push rods 17 are respectively fixed at the top of the protective cover 15, and the bottom is fixedly connected with the sliding door 16, and after the two electric push rods 17 are elongated, the sliding door 16 moves downward and abuts against the upper limiting plate 9, so that the protective cover 15 is closed, the sand blasting machine 19 is arranged in the protective cover 15 through the adjusting support 18, and after the height and angle are adjusted through the adjusting support 18, the wheel hub is subjected to sand blasting operation, and the sand blasting machine 19, the adjusting support 18 and the use mode thereof are all mature technologies known to the public.

[0029] In the specific implementation of the embodiment:

[0030] The vehicle wheel hub is placed on the mounting disc 2, and the wheel hub fixing hole sleeve is fitted on the corresponding limiting vertical rod 4, after rotating each limiting bolt 5 and making the limiting bolt 5 screwedly fit on the top of the limiting vertical rod 4, the top surface of the limiting ring 6 and the head part of the limiting bolt 5 abut against the wheel hub respectively, so that the wheel hub is clamped and fixed above the mounting disc 2.

[0031] After the two electric push rods 17 are controlled to retract, the sliding door 16 slides upward, the opening of the protective cover 15 is exposed, the transfer motor 14 is started, the motor 3 and the wheel hub fixing structure drive the wheel hub to move backward along the upper limiting plate 9, so that the wheel hub is transferred into the protective cover 15, then the two electric push rods 17 are controlled to elongate, the sliding door 16 moves downward and abuts against the upper limiting plate 9, so that the protective cover 15 is closed, after the height and angle of the sand blasting machine 19 are adjusted through the adjusting support 18, the sand blasting machine 19 is controlled to perform sand blasting on the wheel hub, during the process, the motor 3 can be started to drive the wheel hub to rotate, so that the wheel hub is conveniently subjected to sand blasting in each direction, after the sand blasting process is completed, the sliding door 16 is opened, and the transfer motor 14 is started in reverse, so that the wheel hub is transferred outside the protective cover 15, and the wheel hub is unloaded.

[0032] The above describes the utility model and its implementation mode, which is not restrictive, and the embodiment shown in the drawings is only one of the embodiments of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, similar structural modes and embodiments are designed without creativity, which should belong to the protection scope of the utility model.

Claims

1. A vehicle wheel hub sandblasting device, comprising a protective cover (15) and a sandblasting machine (19); the protective cover (15) has an opening on its front side, and the sandblasting machine (19) is installed inside the protective cover (15) via an adjusting bracket (18), and its height and angle are adjustable via the adjusting bracket (18), characterized in that, Also includes: The wheel hub fixing structure includes a mounting plate (2), a limiting rod (4), and a limiting bolt (5); the mounting plate (2) is arranged horizontally, the limiting rod (4) has multiple corresponding wheel hub fixing screw holes, and is fixed at the bottom on the mounting plate (2), with an internal thread structure at the top and a limiting ring (6) formed in the middle. The limiting rod (4) is sleeved and fitted in the corresponding wheel hub fixing screw hole, and the limiting bolt (5) is screwed and fitted in the limiting rod (4). The top surface of the limiting ring (6) and the head of the limiting bolt (5) respectively abut against the wheel hub. Transfer structure and hub rotation structure; After the hub is fixed on the hub fixing structure, it is transferred to the protective cover (15) through the transfer structure, and the hub rotates through the hub rotating structure; The opening and closing door structure is set at the opening of the protective cover (15) to seal the opening.

2. The vehicle wheel hub sandblasting device according to claim 1, characterized in that: The hub rotation structure includes a rotary motor (3); the rotary motor (3) is located below the mounting plate (2), and the drive shaft is connected to the rotating shaft of the mounting plate (2).

3. The vehicle wheel hub sandblasting device according to claim 2, characterized in that: The transfer structure includes a transfer plate (1), an upper limit plate (9), and a lower limit plate (8). One end of the lower limit plate (8) is set inside the protective cover (15), and the other end passes through the opening of the protective cover (15) and is set outside the protective cover (15). The upper limit plate (9) is fixed on the lower limit plate (8), and a slide rail (11) and a slide groove (10) are formed on the top. The transfer plate (1) is slidably set on the slide rail (11), and the mounting plate (2) is rotatably set on the transfer plate (1). After the rotary motor (3) is slidably set on the lower limit plate (8), the drive shaft is movably engaged in the slide groove (10).

4. The vehicle wheel hub sandblasting device according to claim 3, characterized in that: The transfer structure also includes a transfer motor (14), a screw (13), and a positioning sleeve (12); the screw (13) is arranged between the upper limit plate (9) and the lower limit plate (8), and one end is connected to the drive shaft of the transfer motor (14) fixed on the lower limit plate (8), and the other end is rotatably set on the bearing seat fixed on the lower limit plate (8). The positioning sleeve (12) is threaded onto the screw (13) and is connected and fixed to the rotary motor (3).

5. The vehicle wheel hub sandblasting device according to claim 1, characterized in that: The opening and closing door structure includes a sliding door (16) and an electric push rod (17); the sliding door (16) is arranged corresponding to the opening and is slidably set on the front side wall of the protective cover (15) above the opening; the electric push rod (17) is arranged vertically, with one end fixed on the protective cover (15) and the other end connected and fixed to the sliding door (16).

6. The vehicle wheel hub sandblasting device according to claim 1, characterized in that: It also includes a protective cover (7), which is spring-hinged to the top of the limiting bolt (5) and covers the top surface of the limiting bolt (5).

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