Sand blasting device for vehicle shell
By using a rotatable mounting rod to adjust the direction of the sandblasting gun in the vehicle shell sandblasting device and equipping it with dust suction, screen, and blowing components, the problem of the sandblasting gun being unable to be aimed at the bending area is solved, thus improving the sandblasting quality and environmental hygiene.
Patent Information
- Application Number
- CN202423322666.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-12-12
- Estimated Expiration
- 2034-12-31
AI Technical Summary
When dealing with non-flat structures, existing vehicle shell sandblasting equipment sometimes fails to align the spray direction of the sandblasting guns with the bending area, resulting in poor sandblasting quality.
A vehicle shell sandblasting device was designed, which uses a rotatable mounting rod and drive unit to adjust the arrangement direction of the sandblasting guns so that they are roughly parallel to the surface of the vehicle shell. It is also equipped with a dust collection component, a screen component, and a blowing component to improve sandblasting quality and environmental hygiene.
It effectively improves the sandblasting quality of vehicle shells, ensures that the sandblasting gun can be perpendicular to the surface of the bending area, the dust collection component reduces dust pollution, the screen component separates sand particles, and the blowing component cleans the screen holes, thus improving sandblasting efficiency and environmental safety overall.
Smart Images
Figure CN223656639U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to sand blasting technical field especially relates to a vehicle shell sand blasting device. BACKGROUND
[0002] When processing vehicle shell, such as vehicle engine hood, door panel, trunk lid and the like, sand blasting treatment is needed to be carried out through sand blasting device to improve various performances of vehicle shell. In related art, the sand blasting device of vehicle shell comprises a sand blasting chamber, a moving frame is arranged in the sand blasting chamber, the moving frame moves along horizontal direction, a plurality of sand blasting guns are arranged side by side on the moving frame, and the arrangement direction of the sand blasting guns is perpendicular to the moving direction of the moving frame. When sand blasting, the vehicle shell is placed in the sand blasting chamber, the moving frame drives the plurality of sand blasting guns to move, and the plurality of sand blasting guns can carry out sand blasting treatment on the vehicle shell. However, it is found in use that part of the vehicle shell is not flat plate structure, but part of the area is in the form of bending, so that the spraying direction of part of the sand blasting guns cannot be aligned with the surface of the vehicle shell, and the sand blasting quality is poor. SUMMARY
[0003] The utility model aims at solving one of the technical problems in prior art. To this end, the utility model provides a vehicle shell sand blasting device, which can effectively improve the sand blasting quality of vehicle shell.
[0004] The vehicle shell sand blasting device according to the utility model embodiment comprises a sand blasting chamber, a first moving frame and a plurality of sand blasting assemblies, the first moving frame is movably arranged in the sand blasting chamber along left-right direction, the plurality of sand blasting assemblies are arranged in the sand blasting chamber and arranged along front-rear direction, the sand blasting assembly comprises a mounting rod, a driving part and a plurality of sand blasting guns, one end of the mounting rod is rotatably connected to the first moving frame, the rotation axis of the mounting rod extends along the left-right direction, the extension direction of the mounting rod is perpendicular to the rotation axis of the mounting rod, the driving part is mounted on the first moving frame and hingedly connected to the mounting rod to drive the mounting rod to rotate, the plurality of sand blasting guns are arranged on the mounting rod and arranged along the extension direction of the mounting rod, and the spraying direction of the sand blasting guns is downward when the mounting rod extends along the front-rear direction.
[0005] The vehicle shell sand blasting device according to the utility model embodiment has at least the following beneficial effects:
[0006] When the vehicle shell needs to be sand blasted, the vehicle shell is placed in the sand blasting chamber and below the plurality of sand blasting assemblies, the first moving frame is moved, and the plurality of sand blasting assemblies are moved from above one side of the vehicle shell to above the opposite side, and the sand blasting guns on the sand blasting assemblies can sand blast the surface of the vehicle shell. The vehicle shell sand blasting device can start the driving part of the corresponding sand blasting assembly according to the shape of the vehicle shell, the driving part controls the rotation of the corresponding mounting rod, and then adjusts the arrangement direction and the spraying direction of the plurality of sand blasting guns of the corresponding sand blasting assembly, so that the arrangement direction of the plurality of sand blasting guns of the sand blasting assembly is substantially parallel to the surface of the corresponding area of the vehicle shell, and the spraying direction of the plurality of sand blasting guns of the sand blasting assembly is substantially perpendicular to the surface of the corresponding area of the vehicle shell, so that the sand blasting quality of the vehicle shell can be effectively improved.
[0007] According to some embodiments of the utility model, the vehicle shell sand blasting device further includes a dust suction assembly, the dust suction assembly includes a dust suction pipe and a plurality of dust suction nozzles, the dust suction pipe is arranged on the first moving frame and extends along the front-back direction, and the dust suction pipe is used for connecting a dust collector, and the plurality of dust suction nozzles are arranged on the dust suction pipe and arranged along the extension direction of the dust suction pipe.
[0008] According to some embodiments of the utility model, the vehicle shell sand blasting device further includes a screen assembly, the screen assembly includes a screen frame and a screen body, the screen frame is horizontally installed on the inner side wall of the sand blasting chamber, the screen body is arranged in the screen frame, and the screen body is below the sand blasting assembly.
[0009] According to some embodiments of the utility model, the side wall of the sand blasting chamber is provided with an entrance and exit, the screen frame is slidably installed on the inner side wall of the sand blasting chamber along the horizontal direction, and at least part of the screen body can be driven to pass through the entrance and exit and extend out of the sand blasting chamber in the sliding process of the screen frame.
[0010] According to some embodiments of the utility model, the screen assembly further includes a sealing plate, the sealing plate is vertically arranged on the screen frame, and the sealing plate closes the entrance and exit when the screen frame is slid to make the screen body be located in the sand blasting chamber.
[0011] According to some embodiments of the utility model, the vehicle shell sand blasting device further includes a material blowing assembly, the material blowing assembly includes a plurality of air injection nozzles, the plurality of air injection nozzles are arranged in the sand blasting chamber and below the screen body, and the air injection nozzles are directed to the screen body to spray air to the screen body.
[0012] According to some embodiments of the utility model, the vehicle shell sand blasting device further includes a second moving frame, the second moving frame is movably arranged in the sand blasting chamber along the left-right direction, the material blowing assembly further includes a jet pipe, the jet pipe is arranged on the second moving frame and extends along the front-back direction, the jet pipe is used for connecting a gas supply device, and a plurality of jet nozzles are arranged on the jet pipe and arranged along the extension direction of the jet pipe.
[0013] According to some embodiments of the utility model, the first moving frame is slidingly installed in the sand blasting chamber along the left-right direction, the sand blasting chamber is installed with a rotatable first lead screw, the first lead screw extends along the left-right direction, and the first lead screw is threadedly connected to the first moving frame.
[0014] According to some embodiments of the utility model, the vehicle shell sand blasting device further includes a material collecting assembly, the material collecting assembly includes a material collecting box and a material collecting plate, the material collecting box is pullably arranged in the sand blasting chamber, the material collecting box is located below the screen body, the material collecting plate is arranged in the sand blasting chamber and located below the screen body, the material collecting plate is located on at least one side of the material collecting box, the material collecting plate extends downwardly and inclines along the direction close to the material collecting box, and the lower end of the inclination direction of the material collecting plate extends above the material collecting box.
[0015] According to some embodiments of the utility model, the material collecting plate is provided with a first vibrator, and / or the screen frame is provided with a second vibrator.
[0016] Additional aspects and advantages of the utility model will be partially given in the following description, some advantages will become apparent from the following description or be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS
[0017] The utility model will be further described below in combination with the drawings and embodiments, wherein:
[0018] Figure 1 It is the sectional view of the utility model;
[0019] Figure 2 It is the installation schematic drawing of sand blasting assembly;
[0020] Figure 3 It is the installation schematic drawing of material blowing assembly.
[0021] REFERENCE SIGNS
[0022] Sandblasting chamber 100; inlet and outlet 101; first lead screw 102; second lead screw 103; first motor 104; second motor 105;
[0023] First moving frame 200;
[0024] Sandblasting assembly 300; mounting rod 301; driving part 302; sandblasting gun 303;
[0025] Dust suction assembly 400; dust suction pipe 401; dust suction nozzle 402;
[0026] Screen assembly 500; screen frame 501; screen body 502; sealing plate 503;
[0027] Material blowing assembly 600; air jet nozzle 601; air jet pipe 602;
[0028] Second moving frame 700;
[0029] Material collecting assembly 800; material collecting box 801; material collecting plate 802; first vibrator 803;
[0030] Vehicle shell 900. DETAILED DESCRIPTION
[0031] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary only, and are used only for explaining the present application, and cannot be understood as a limitation of the present application.
[0032] In the description of the present application, it should be understood that the orientation description, such as the orientation or position relationship indicated by up, down, etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.
[0033] In the description of the present application, the plural refers to two or more. If there is a description of first, second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.
[0034] In the description of the present application, unless otherwise explicitly limited, the words such as setting, installing, connecting, etc. should be broadly understood, and the person skilled in the art can reasonably determine the specific meaning of the above words in the present application in combination with the specific content of the technical solution.
[0035] The following description will be made with reference toFigures 1 to 3 The vehicle shell sand blasting device according to the embodiments of the present application is described.
[0036] Reference Figures 1 to 3 As shown in the drawings, the vehicle shell sand blasting device according to the embodiments of the present application comprises a sand blasting chamber 100, a first moving frame 200 and a plurality of sand blasting assemblies 300.
[0037] The sand blasting chamber 100 is formed with a sand blasting cavity, and the vehicle shell 900 is placed in the sand blasting cavity during sand blasting. The first moving frame 200 is movably arranged in the sand blasting chamber 100 along the left-right direction. The plurality of sand blasting assemblies 300 are arranged in the sand blasting chamber 100 along the front-back direction, and each sand blasting assembly 300 comprises a mounting rod 301, a driving part 302 and a plurality of sand blasting guns 303. One end of the mounting rod 301 is rotatably connected to the first moving frame 200, and the rotation axis of the mounting rod 301 extends along the left-right direction. The extension direction of the mounting rod 301 is perpendicular to the rotation axis of the mounting rod 301. In this way, the mounting rod 301 can be rotated to extend along the front-back direction or be inclined relative to the front-back direction. The driving part 302 is installed on the first moving frame 200 and is hingedly connected to the mounting rod 301. For example, the driving part 302 can be hingedly connected to the other end of the mounting rod 301. The driving part 302 can be an oil cylinder, an air cylinder, an electric push rod or other suitable driving structure, and is used to drive the mounting rod 301 to rotate. The plurality of sand blasting guns 303 of the same sand blasting assembly 300 are arranged on the mounting rod 301 along the extension direction of the mounting rod 301. Specifically, the plurality of sand blasting guns 303 can be arranged at the bottom end of the mounting rod 301, and the spraying directions of the plurality of sand blasting guns 303 can be parallel. When the mounting rod 301 extends along the front-back direction, the spraying direction of the corresponding sand blasting gun 303 is downward. The sand blasting gun 303 can be connected to an external sand blasting machine to spray sand particles.
[0038] When the vehicle shell 900 needs to be sand blasted, the vehicle shell 900 is placed in the sand blasting chamber 100 and below the plurality of sand blasting assemblies 300. The first moving frame 200 is moved, and the first moving frame 200 drives the plurality of sand blasting assemblies 300 to move from above one side of the vehicle shell 900 to above the opposite side, and the sand blasting guns 303 on the sand blasting assemblies 300 sand blast the surface of the vehicle shell 900.
[0039] The vehicle shell sand blasting device can effectively improve the sand blasting quality of the vehicle shell 900.
[0040] Reference Figure 1 and Figure 2 As shown in FIG. 4, in some embodiments of the present application, the vehicle shell sand blasting device further comprises a dust suction assembly 400, the dust suction assembly 400 comprises a dust suction pipe 401 and a plurality of dust suction nozzles 402, the dust suction pipe 401 is arranged on the first moving frame 200 and extends along the front-rear direction, the dust suction pipe 401 is used for connecting a dust collector, and the plurality of dust suction nozzles 402 are arranged on the dust suction pipe 401 and arranged along the extension direction of the dust suction pipe 401. In the process of sand blasting, a large amount of dust will be generated, and if not handled in time, it will not only affect the working environment, but also affect the health of the workers. In this embodiment, the dust suction assembly 400 is arranged on the first moving frame 200, and in the process of moving the first moving frame 200, the plurality of dust suction nozzles 402 of the dust suction assembly 400 can suck the dust in the sand blasting chamber 100, so that the dust is prevented from floating to the outside and affecting the working environment and the health of the workers. Moreover, the dust suction assembly 400 moves along the left-right direction with the first moving frame 200, and the plurality of dust suction nozzles 402 are arranged along the front-rear direction, so that the dust suction range is wider, the dust suction efficiency is higher, and the dust suction effect is better.
[0041] Reference Figures 1 to 3As shown in some embodiments of the utility model, the vehicle shell sand blasting device further comprises a screen assembly 500, the screen assembly 500 comprises a screen frame 501 and a screen body 502, the screen frame 501 is horizontally installed on the inner side wall of the sand blasting chamber 100, the screen body 502 is arranged in the screen frame 501, and the screen body 502 is located below the sand blasting assembly 300. The screen body 502 can screen the sand particles after sand blasting, the sand particles with a relatively large size cannot pass through the screen holes of the screen body 502 and are left on the upper surface of the screen body 502, so that the sand particles with a relatively large size can be collected and reused, and the sand particles with a small size pass through the screen holes of the screen body 502 and are collected and treated. In addition, the screen body 502 can be used to place the vehicle shell 900, and the utility model has the advantages of integration and multiple uses.
[0042] Reference Figure 1 As shown in some embodiments of the utility model, the side wall of the sand blasting chamber 100 is provided with an inlet and outlet 101, the screen frame 501 is slidably installed on the inner side wall of the sand blasting chamber 100 in the horizontal direction, and at least part of the screen body 502 can be driven to pass through the inlet and outlet 101 and extend out of the sand blasting chamber 100 in the sliding process of the screen frame 501. For example, the inlet and outlet 101 can be arranged on the side wall on the right side of the sand blasting chamber 100, the screen frame 501 can be adjusted in the left-right direction, at least part of the screen body 502 can be driven to pass through the inlet and outlet 101 and extend out of the sand blasting chamber 100 when the screen frame 501 slides to the right, and the screen body 502 can be moved into the sand blasting chamber 100 when the screen frame 501 slides to the left. In this embodiment, at least part of the screen body 502 can be driven to pass through the inlet and outlet 101 and extend out of the sand blasting chamber 100 in the sliding process of the screen frame 501, so that the vehicle shell 900 to be sand blasted and the vehicle shell 900 that has been sand blasted can be conveniently placed and taken, and in addition, the sand particles with a relatively large size on the upper surface of the screen body 502 can be conveniently collected.
[0043] Reference Figure 1 As shown in some embodiments of the utility model, the screen assembly 500 further comprises a sealing plate 503, the sealing plate 503 is vertically arranged on the screen frame 501, and the sealing plate 503 closes the inlet and outlet 101 when the screen frame 501 slides to make the screen body 502 located in the sand blasting chamber 100. When the screen frame 501 slides to make the screen body 502 located in the sand blasting chamber 100 to perform sand blasting treatment on the vehicle shell 900, the sealing plate 503 can just close the inlet and outlet 101, so that the dust in the sand blasting chamber 100 can be prevented from floating to the outside and affecting the working environment and the health of the workers, noise can be isolated, and the working environment can be improved.
[0044] It should be noted that the screen frame 501 can be manually slid or controlled to slide through an oil cylinder, an air cylinder or an electric push rod.
[0045] Reference Figure 1 And Figure 3As shown in some embodiments of the utility model, the vehicle shell sand blasting device further comprises a material blowing assembly 600, the material blowing assembly 600 comprises a plurality of air nozzles 601, the plurality of air nozzles 601 are arranged in the sand blasting chamber 100 and below the screen body 502, the air nozzles 601 are directed to the screen body 502 for blowing air to the screen body 502. In the long-term use process, part of the screen holes of the screen body 502 can be blocked by sand particles, thereby reducing the screening effect of the screen body 502. In the embodiment, the material blowing assembly 600 is arranged in the sand blasting chamber 100, the plurality of air nozzles 601 of the material blowing assembly 600 are arranged in the sand blasting chamber 100 and below the screen body 502, the air nozzles 601 are directed to the screen body 502, the air nozzles 601 are connected to an external air supply device, the air supply device supplies air to the plurality of air nozzles 601, the plurality of air nozzles 601 can blow air to the screen body 502, thereby blowing the sand particles in the screen holes of the screen body 502, so that the screening effect of the screen body 502 can be improved.
[0046] Reference Figure 1 And Figure 3 As shown in some embodiments of the utility model, the vehicle shell sand blasting device further comprises a second moving frame 700, the second moving frame 700 is movably arranged in the sand blasting chamber 100 along the left-right direction, the material blowing assembly 600 further comprises an air blowing pipe 602, the air blowing pipe 602 is arranged on the second moving frame 700 and extends along the front-back direction, the air blowing pipe 602 is used for connecting the air supply device, and the plurality of air nozzles 601 are arranged on the air blowing pipe 602 and arranged along the extension direction of the air blowing pipe 602. In the embodiment, the plurality of air nozzles 601 are arranged on the second moving frame 700 through the air blowing pipe 602, in the moving process of the second moving frame 700, the air supply device supplies air to the air blowing pipe 602, the air blowing pipe 602 can blow air to the screen body 502 through the plurality of air nozzles 601, since the material blowing assembly 600 can move along the left-right direction with the second moving frame 700, and the plurality of air nozzles 601 are arranged along the front-back direction, in this way, the air blowing range is wider, and the efficiency and effect of blowing sand particles in the screen holes are higher and better.
[0047] It should be noted that the air supply device can be an air compressor or a fan.
[0048] Reference Figure 1 And Figure 2As shown in some embodiments of the utility model, first mobile frame 200 is installed in sandblasting chamber 100 along left and right direction, sandblasting chamber 100 is installed with rotatable first screw rod 102, first screw rod 102 extends along left and right direction, and first screw rod 102 is screw connected to first mobile frame 200. For example, sandblasting chamber 100 can be provided with first motor 104, first motor 104 can be drivingly connected to first screw rod 102, first motor 104 drives first screw rod 102 to rotate, since first mobile frame 200 is installed in sandblasting chamber 100, so first screw rod 102 can drive first mobile frame 200 to slide along left and right direction when rotating, which is simple in structure and convenient to operate.
[0049] It should be noted that first mobile frame 200 can also be controlled to move by other ways, for example, it can also be controlled to move by oil cylinder, air cylinder or electric push rod.
[0050] Reference Figure 1 and Figure 3 As shown in some embodiments of the utility model, second mobile frame 700 is installed in sandblasting chamber 100 along left and right direction, sandblasting chamber 100 is installed with rotatable second screw rod 103, second screw rod 103 extends along left and right direction, and second screw rod 103 is screw connected to second mobile frame 700. For example, sandblasting chamber 100 can be provided with second motor 105, second motor 105 can be drivingly connected to second screw rod 103, second motor 105 drives second screw rod 103 to rotate, since second mobile frame 700 is installed in sandblasting chamber 100, so second screw rod 103 can drive second mobile frame 700 to slide along left and right direction when rotating, which is simple in structure and convenient to operate.
[0051] It should be noted that second mobile frame 700 can also be controlled to move by other ways, for example, it can also be controlled to move by oil cylinder, air cylinder or electric push rod.
[0052] Reference Figure 1As shown in some embodiments of the utility model, the vehicle shell sand blasting device further comprises a material collecting assembly 800, the material collecting assembly 800 comprises a material collecting box 801 and a material collecting plate 802, the material collecting box 801 is pullably arranged in the sand blasting chamber 100, the material collecting box 801 is below the screen body 502, the material collecting plate 802 is arranged in the sand blasting chamber 100 and below the screen body 502, the material collecting plate 802 is at least one side of the material collecting box 801, the material collecting plate 802 extends downwardly along the direction close to the material collecting box 801, and the lower end of the inclined direction of the material collecting plate 802 extends above the material collecting box 801. For example, the material collecting box 801 and the material collecting plate 802 can be arranged along the left-right direction, the material collecting box 801 is below the left side of the screen body 502, the material collecting plate 802 is below the right side of the screen body 502, and the material collecting plate 802 extends downwardly from right to left. The material collecting box 801 can directly collect small-size sand particles falling from the left side of the screen body 502, small-size sand particles falling from the right side of the screen body 502 will fall to the material collecting plate 802 and slide to the material collecting box 801 along the inclined direction of the material collecting plate 802, thereby completing the collection of all small-size sand particles, which is more convenient for collection, and the material collecting box 801 does not need to be too large, in addition, the material collecting box 801 is pullably arranged in the sand blasting chamber 100, which is convenient for pulling out the material collecting box 801 to take out small-size sand particles.
[0053] Reference Figure 1 As shown in some embodiments of the utility model, the material collecting plate 802 is provided with a first vibrator 803. The first vibrator 803 can vibrate the material collecting plate 802, thereby making it more convenient for small-size sand particles on the material collecting plate 802 to slide into the material collecting box 801.
[0054] It should be noted that in other embodiments of the utility model, the screen frame 501 can be provided with a second vibrator. The second vibrator can vibrate the screen body 502 on the screen frame 501, thereby improving the screening effect of the screen body 502 and reducing the blockage of the screen holes of the screen body 502.
[0055] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the above embodiments, and various changes can be made within the knowledge range of ordinary skilled persons in the art without departing from the purpose of the utility model.
Claims
1. A vehicle shell sandblasting device, characterized in that, include: Sandblasting chamber; The first movable frame is movably disposed in the sandblasting chamber in the left-right direction; Multiple sandblasting components are disposed in the sandblasting chamber and arranged in a front-to-back direction, the sandblasting components including: Mounting rod, one end of which is rotatably connected to the first movable frame, the rotation axis of which extends along the left-right direction, and the extension direction of which is perpendicular to the rotation axis of which; A drive unit is mounted on the first movable frame and hinged to the mounting rod to drive the mounting rod to rotate; Multiple sandblasting guns are mounted on the mounting rod and arranged along the extension direction of the mounting rod. When the mounting rod extends along the front-back direction, the spray direction of the sandblasting guns is downward.
2. The vehicle shell sandblasting device according to claim 1, characterized in that, The vehicle shell sandblasting device also includes a dust collection component, which includes: A suction pipe is provided on the first movable frame and extends along the front-rear direction; the suction pipe is used to connect a vacuum cleaner. Multiple suction nozzles are disposed on the suction pipe and arranged along the extension direction of the suction pipe.
3. The vehicle shell sandblasting device according to claim 1, characterized in that, The vehicle body sandblasting device further includes a screen assembly, which comprises: A screen frame is horizontally installed on the inner wall of the sandblasting chamber; The screen body is disposed within the screen frame and is located below the sandblasting assembly.
4. The vehicle shell sandblasting device according to claim 3, characterized in that, The side wall of the sandblasting chamber is provided with an inlet and outlet. The screen frame is slidably installed on the inner side wall of the sandblasting chamber in a horizontal direction. During the sliding process, the screen frame can drive at least part of the screen body to pass through the inlet and outlet and extend out of the sandblasting chamber.
5. The vehicle shell sandblasting device according to claim 4, characterized in that, The screen assembly further includes: A sealing plate is vertically installed on the screen frame. When the screen frame slides to the position of the screen body in the sandblasting chamber, the sealing plate closes the inlet and outlet.
6. The vehicle shell sandblasting device according to claim 3, characterized in that, The vehicle shell sandblasting device further includes a blowing assembly, which includes: Multiple air nozzles are disposed in the blasting chamber and located below the screen body, with the air nozzles facing the screen body for spraying air onto the screen body.
7. The vehicle shell sandblasting device according to claim 6, characterized in that, The vehicle shell sandblasting device further includes a second movable frame, which is movably disposed in the sandblasting chamber along the left-right direction. The blowing assembly further includes: A jet pipe is disposed on the second movable frame and extends along the front-rear direction. The jet pipe is used to connect to the air supply device. A plurality of jet nozzles are disposed on the jet pipe and arranged along the extension direction of the jet pipe.
8. The vehicle shell sandblasting device according to claim 7, characterized in that, The first movable frame is slidably mounted in the sandblasting chamber along the left-right direction. The sandblasting chamber is equipped with a rotatable first lead screw extending along the left-right direction and threadedly connected to the first movable frame; and / or... The second movable frame is slidably installed in the sandblasting chamber along the left-right direction. The sandblasting chamber is equipped with a rotatable second lead screw, which extends along the left-right direction and is threadedly connected to the second movable frame.
9. The vehicle shell sandblasting device according to claim 3, characterized in that, The vehicle shell sandblasting device further includes a material collection assembly, which comprises: The material collection box is removably installed in the sandblasting chamber, and the material collection box is located below the screen body; A collection plate is disposed in the sandblasting chamber and located below the screen body. The collection plate is located on at least one side of the collection box. The collection plate extends downward at an inclination in the direction close to the collection box, and the lower end of the collection plate in the inclination direction extends to the top of the collection box.
10. The vehicle shell sandblasting device according to claim 9, characterized in that, The aggregate plate is equipped with a first vibrator; and / or, The screen frame is equipped with a second vibrator.