Car hopper sand blasting and grinding device

Abstract

The utility model discloses a car hopper sand blasting and grinding device which comprises a working table, a transverse plate is installed on the working table through a lifting mechanism, the lifting mechanism is used for driving the transverse plate to ascend and descend, a second rotating shaft is rotatably installed in the transverse plate, a rotating mechanism used for driving the second rotating shaft to rotate is installed in the transverse plate, and the rotating mechanism is used for driving the second rotating shaft to rotate. And a fixing frame is fixed to the top of the second rotating shaft, a spray gun is installed in the fixing frame, the spray gun communicates with a sand supply pipe, and universal wheels are installed at the bottom of the workbench. According to the utility model, the transverse plate can drive the spray gun to move up and down, so that the sand blasting and polishing height can be conveniently adjusted; and the fixing frame can drive the spray gun to rotate through the rotating mechanism, so that the sand blasting and grinding angle can be conveniently adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of vehicle hopper sand blasting and polishing, and particularly relates to a vehicle hopper sand blasting and polishing device. BACKGROUND

[0002] The main purpose of the mine truck hopper is to load and transport ore, slag, rock, coal, sandy soil and other heavy bulk materials, and it plays a vital role in the mining, metallurgy, construction, engineering and other industries. In order to improve the wear resistance, corrosion resistance and surface roughness of the hopper, manual spray gun is usually used for sand blasting and polishing, thereby enhancing the service life and performance of the hopper.

[0003] However, we found that when the height of the hopper is too high, it is not convenient to manually hold the spray gun to sand blast and polish the top side of the hopper. Moreover, manual sand blasting and polishing greatly increases the workload of workers. Therefore, we propose a vehicle hopper sand blasting and polishing device. SUMMARY

[0004] The utility model discloses a vehicle hopper sand blasting and polishing device to solve the shortcomings in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A vehicle hopper sand blasting and polishing device, comprising a workbench, a horizontal plate is installed on the workbench through a lifting mechanism, the lifting mechanism is used to drive the horizontal plate to lift, a second rotating shaft is rotatably installed in the horizontal plate, a rotating mechanism is installed in the horizontal plate for driving the second rotating shaft to rotate, a fixing frame is fixed to the top of the second rotating shaft, a spray gun is installed in the fixing frame, a sand supply pipe is connected to the spray gun, and universal wheels are installed at the bottom of the workbench.

[0007] Preferably, the lifting mechanism comprises a first motor, a first rotating shaft, a first bevel gear, a worm, a second bevel gear, a threaded sleeve, a worm wheel and a first threaded rod, the output shaft of the first motor is rotatably connected with the first rotating shaft, the first rotating shaft is fixedly sleeved with the first bevel gear at the end, the worm is rotatably installed in the workbench, the second bevel gear is fixedly sleeved on the worm, the first bevel gear is in meshing transmission with the second bevel gear, the threaded sleeve is rotatably installed in the workbench, the worm wheel is fixedly sleeved on the threaded sleeve, the worm is in meshing transmission with the worm wheel, the first threaded rod is fixedly connected with the horizontal plate through the threaded sleeve in the threaded sleeve.

[0008] Preferably, a limiting groove is formed in the inside of the workbench, a limiting block is fixed to the bottom of the first threaded rod, and the limiting block is slidably installed in the limiting groove.

[0009] Preferably, the rotating mechanism comprises a second motor, a second threaded rod, a threaded block, a rack and a gear, the second motor is installed on the side of the horizontal plate, the output shaft of the second motor is rotatable through the horizontal plate and is connected with the second threaded rod, the threaded block is sleeved on the second threaded rod through a threaded sleeve, the side of the threaded block is fixed with the rack, and the gear is fixedly sleeved on the second rotating shaft and is in meshing transmission with the rack.

[0010] Preferably, the inside of the horizontal plate is provided with a guide groove, and the side of the threaded block is fixed with a guide block which is slidingly installed in the guide groove.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、in the utility model, the first motor is started, the first rotating shaft drives the first bevel gear to rotate, the second bevel gear drives the worm to rotate through the meshing transmission of the first bevel gear and the second bevel gear, the worm drives the worm gear to rotate through the meshing transmission of the worm and the worm gear, the first threaded rod drives the horizontal plate to lift through the threaded transmission of the threaded sleeve and the first threaded rod, so that the horizontal plate drives the spray gun to move up and down, and the height of sand blasting and polishing is adjusted conveniently.

[0013] 2、in the utility model, the second motor is started, the threaded block drives the rack to move through the threaded transmission of the second threaded rod and the threaded block, the gear drives the second rotating shaft to rotate through the meshing transmission of the rack and the gear, so that the fixed frame drives the spray gun to rotate, and the angle of sand blasting and polishing is adjusted conveniently. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a structure schematic view of the sand blasting and polishing device for the car hopper;

[0015] Fig. 2 It is a structure schematic view of the lifting mechanism of the sand blasting and polishing device for the car hopper;

[0016] Fig. 3 It is a structure schematic view of the rotating mechanism of the sand blasting and polishing device for the car hopper.

[0017] In the drawing: 1 workbench, 2 lifting mechanism, 21 first motor, 22 first rotating shaft, 23 first bevel gear, 24 worm, 25 second bevel gear, 26 threaded sleeve, 27 worm gear, 28 first threaded rod, 3 limit block, 4 horizontal plate, 5 second rotating shaft, 6 rotating mechanism, 61 second motor, 62 second threaded rod, 63 threaded block, 64 rack, 65 gear, 7 guide block, 8 fixed frame, 9 spray gun, 10 sand supply pipe, 11 universal wheel. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0019] With reference to Figs. 1-3 A sand blasting and polishing device for a car hopper comprises a workbench 1, a horizontal plate 4 is installed on the workbench 1 through a lifting mechanism 2, the lifting mechanism 2 is used for driving the horizontal plate 4 to lift, a second rotating shaft 5 is rotatably installed in the horizontal plate 4, a rotating mechanism 6 for driving the second rotating shaft 5 to rotate is installed in the horizontal plate 4, a fixing frame 8 is fixed to the top of the second rotating shaft 5, a spray gun 9 is installed in the fixing frame 8, a sand supply pipe 10 is connected to the spray gun 9, universal wheels 11 are installed at the bottom of the workbench 1, the universal wheels 11 facilitate the movement of the workbench 1, and the sand blasting and polishing work is facilitated.

[0020] With reference to Fig. 2 The lifting mechanism 2 comprises a first motor 21, a first rotating shaft 22, a first bevel gear 23, a worm 24, a second bevel gear 25, a threaded sleeve 26, a worm wheel 27 and a first threaded rod 28, the output shaft of the first motor 21 is rotatably penetrated through the workbench 1 and is connected with the first rotating shaft 22, the first rotating shaft 22 is fixedly sleeved with the first bevel gear 23 at the end portion, the worm 24 is rotatably installed in the workbench 1, the worm 24 is fixedly sleeved with the second bevel gear 25, the first bevel gear 23 is in meshing transmission with the second bevel gear 25, the threaded sleeve 26 is rotatably installed in the workbench 1, the threaded sleeve 26 is fixedly sleeved with the worm wheel 27, the worm 24 is in meshing transmission with the worm wheel 27, the first threaded rod 28 is threadedly sleeved in the threaded sleeve 26, a limiting groove is formed in the workbench 1, a limiting block 3 is fixed to the bottom of the first threaded rod 28, the limiting block 3 is slidably installed in the limiting groove, the first threaded rod 28 is fixedly connected with the horizontal plate 4, the first motor 21 is started, the first rotating shaft 22 drives the first bevel gear 23 to rotate, the second bevel gear 25 drives the worm 24 to rotate through the meshing transmission of the first bevel gear 23 and the second bevel gear 25, the worm wheel 27 drives the threaded sleeve 26 to rotate through the meshing transmission of the worm 24 and the worm wheel 27, the first threaded rod 28 drives the horizontal plate 4 to lift through the threaded transmission of the threaded sleeve 26 and the first threaded rod 28, so that the horizontal plate 4 drives the spray gun 9 to move up and down, and the height of the sand blasting and polishing is adjusted conveniently.

[0021] With reference to Fig. 3The rotating mechanism 6 comprises a second motor 61, a second threaded rod 62, a threaded block 63, a rack 64 and a gear 65, the second motor 61 is installed on the side edge of the horizontal plate 4, the output shaft of the second motor 61 is rotatable through the horizontal plate 4 and is connected with the second threaded rod 62, the threaded block 63 is sleeved on the second threaded rod 62 through a threaded sleeve, a guide groove is formed in the horizontal plate 4, the side edge of the threaded block 63 is fixed with a guide block 7, the guide block 7 is slidingly installed in the guide groove, the side edge of the threaded block 63 is fixed with the rack 64, the gear 65 is fixedly sleeved on the second rotating shaft 5, the gear 65 is in meshing transmission with the rack 64, the second motor 61 is started, the threaded block 63 drives the rack 64 to move through the threaded transmission of the second threaded rod 62 and the threaded block 63, the gear 65 drives the second rotating shaft 5 to rotate through the meshing transmission of the rack 64 and the gear 65, so that the fixed frame 8 can drive the spray gun 9 to rotate, and the angle of sand blasting and polishing can be conveniently adjusted.

[0022] Working principle: move the workbench 1 to the working area, start the first motor 21, the first rotating shaft 22 drives the first bevel gear 23 to rotate, the second bevel gear 25 drives the worm 24 to rotate through the meshing transmission of the first bevel gear 23 and the second bevel gear 25, the worm 24 drives the worm gear 27 to rotate through the meshing transmission of the worm 24 and the worm gear 27, the horizontal plate 4 is driven to ascend and descend through the threaded transmission of the threaded sleeve 26 and the first threaded rod 28, so that the horizontal plate 4 can drive the spray gun 9 to move up and down, the height of sand blasting and polishing can be conveniently adjusted, when the sand blasting height of the spray gun 9 is adjusted, the second motor 61 is started, the threaded block 63 drives the rack 64 to move through the threaded transmission of the second threaded rod 62 and the threaded block 63, the gear 65 drives the second rotating shaft 5 to rotate through the meshing transmission of the rack 64 and the gear 65, so that the fixed frame 8 can drive the spray gun 9 to rotate, and the angle of sand blasting and polishing can be conveniently adjusted.

[0023] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A vehicle hopper sandblasting and grinding device comprising a worktable (1), characterized in that, The workbench (1) is provided with a horizontal plate (4) installed through a lifting mechanism (2) for driving the horizontal plate (4) to lift, a second rotating shaft (5) is rotatably installed in the horizontal plate (4), a rotating mechanism (6) for driving the second rotating shaft (5) to rotate is installed in the horizontal plate (4), a fixing frame (8) is fixed to the top of the second rotating shaft (5), a spray gun (9) is installed in the fixing frame (8), a sand supply pipe (10) is connected to the spray gun (9), and universal wheels (11) are installed at the bottom of the workbench (1).

2. A vehicle bed sandblasting and grinding device according to claim 1, wherein, The lifting mechanism (2) comprises a first motor (21), a first rotating shaft (22), a first bevel gear (23), a worm (24), a second bevel gear (25), a threaded sleeve (26), a worm wheel (27) and a first threaded rod (28), the output shaft of the first motor (21) penetrates through the workbench (1) and is connected with the first rotating shaft (22), the end of the first rotating shaft (22) is fixedly sleeved with the first bevel gear (23), the worm (24) is rotatably installed in the workbench (1), the worm (24) is fixedly sleeved with the second bevel gear (25), the first bevel gear (23) is in meshing transmission with the second bevel gear (25), the threaded sleeve (26) is rotatably installed in the workbench (1), the threaded sleeve (26) is fixedly sleeved with the worm wheel (27), the worm (24) is in meshing transmission with the worm wheel (27), the first threaded rod (28) is threadedly sleeved in the threaded sleeve (26), and the first threaded rod (28) is fixedly connected with the horizontal plate (4).

3. A vehicle bed sandblasting and grinding device as defined in claim 2, wherein, A limiting groove is formed in the workbench (1), and a limiting block (3) is fixed to the bottom of the first threaded rod (28) and slidably installed in the limiting groove.

4. A vehicle bed sandblasting and grinding device as defined in claim 1, wherein, The rotating mechanism (6) comprises a second motor (61), a second threaded rod (62), a threaded block (63), a rack (64) and a gear (65), the second motor (61) is installed at the side of the horizontal plate (4), the output shaft of the second motor (61) penetrates through the horizontal plate (4) and is connected with the second threaded rod (62), the second threaded rod (62) is threadedly sleeved with the threaded block (63), the side of the threaded block (63) is fixedly provided with the rack (64), the gear (65) is fixedly sleeved on the second rotating shaft (5), and the gear (65) is in meshing transmission with the rack (64).

5. A vehicle bed sandblasting and grinding device as defined in claim 4, wherein, A guide groove is formed in the horizontal plate (4), and a guide block (7) is fixed to the side of the threaded block (63) and slidably installed in the guide groove.

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