Sand blasting machine for pretreatment of coating line

Abstract

The utility model relates to the technical field of sand blasting processing, in particular to a sand blasting machine for coating line pretreatment. According to the technical scheme, the sand blasting machine comprises a sand blasting machine body, a blocking door and a feeding disc, the feeding disc is rotationally installed in the sand blasting machine body through a driving assembly, working discs are rotationally installed on the feeding disc through a rotating assembly, positioning grooves are formed in the upper surface of the feeding disc at equal intervals, and the working discs are rotationally installed at the bottom ends of the inner walls of the positioning grooves. According to the utility model, through the cooperation of the structures and the design of the rotating assembly, a workpiece generates a self-spinning action, so that the spray gun carries out comprehensive sand blasting treatment on the workpiece, the sand blasting efficiency is improved, and meanwhile, through the cooperation of the driving assembly, the workpiece is convenient to load and unload.

Description

Technical Field

[0001] The utility model relates to the technical field of sandblasting processing, in particular to a sandblasting machine for pretreatment before a painting line. Background Technique

[0002] The sandblasting machine sands the products to be painted, thereby increasing the paint adhesion of the workpieces.

[0003] During the use of the current sandblasting machine, the workpieces move in the sandblasting machine driven by the conveyor belt of the sandblasting machine, and the workpieces themselves do not generate actions, resulting in incomplete sandblasting treatment of the workpieces by the sandblasting machine and low sandblasting efficiency.

[0004] Therefore, we propose a sandblasting machine for pretreatment before a painting line to solve the existing problems. Content of the Utility Model

[0005] The purpose of the utility model is to propose a sandblasting machine for pretreatment before a painting line aiming at the problems existing in the background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a sandblasting machine for pretreatment before a painting line, including a sandblasting machine body, a baffle door and a feeding tray. The feeding tray is rotatably installed in the sandblasting machine body through a driving component. A working tray is rotatably installed on the feeding tray through a rotating component. The upper surface of the feeding tray is equidistantly provided with positioning grooves, and each working tray is rotatably installed at the bottom end of the inner wall of each positioning groove.

[0007] Preferably, the bottom end of the inner wall of the sandblasting machine body is designed as an inclined plane, and a sand discharge port is opened at the lowest position of the inclined plane. A spray gun is slidably installed on one side of the top end of the inner wall of the sandblasting machine body through a lead screw component.

[0008] Preferably, a slideway is opened on the sandblasting machine body, and the baffle door is slidably installed on the slideway through a lifting component.

[0009] Preferably, the driving component is composed of a gear ring and a driving wheel. The gear ring is fixed on the outer ring surface of the feeding tray, the driving wheel is rotatably installed on the sandblasting machine body, and the driving wheel and the gear ring are in a state of gear meshing.

[0010] Preferably, the rotating component is composed of a wheel cavity, a driven wheel and a large gear. The wheel cavity is opened at the lower end position inside the feeding tray. The driven wheel is fixed at the shaft end position of the working tray, and the driven wheel is located inside the wheel cavity. The large gear is rotatably installed on the wheel cavity, and the large gear and each driven wheel are in a state of gear meshing.

[0011] Preferably, a support base is provided on the lower surface of the sandblasting machine body. There are four support bases in total, and the positions of the four support bases are distributed in a rectangular array on the lower surface of the sandblasting machine body.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] During the use of the sandblasting machine for pre-treatment of the painting line of the present utility model, the device can be set at the front point position of the painting line, and then the CVJ workpiece to be processed is placed in the positioning groove. Then, the driving component is used to control the rotation of the feeding tray, and the feeding tray moves the workpiece to the sandblasting station, and the spray gun sprays sand to process the workpiece.

[0014] During the sandblasting process, the rotating component works to drive the working disk to rotate, so that the working disk drives the workpiece to perform a self-rotation action on the feeding tray, so that the spray gun can perform a comprehensive sandblasting treatment on it. After the sandblasting is completed, the feeding tray is controlled to rotate to move the workpiece out.

[0015] In the present utility model, through the design of the rotating component, the workpiece itself generates a self-rotation action, so that the spray gun can perform a comprehensive sandblasting treatment on the workpiece, improving the sandblasting efficiency. At the same time, through the cooperation of the driving component, it is convenient to load and unload the workpiece. Description of the Drawings

[0016] Figure 1 is the front view structural schematic diagram of the present utility model;

[0017] Figure 2 is the three-dimensional installation structural schematic diagram of the feeding tray of the present utility model;

[0018] Figure 3 is the Figure 2 cross-sectional structural schematic diagram of the present utility model;

[0019] Figure 4 is the cross-sectional structural schematic diagram of the feeding tray of the present utility model.

[0020] Reference Signs:

[0021] 1, support base; 2, sand discharge port; 3, sandblasting machine body; 4, spray gun; 5, lead screw assembly; 6, shutter; 7, feeding tray; 8, gear ring; 9, driving wheel; 10, working disk; 11, positioning groove; 12, wheel cavity; 13, driven wheel; 14, large gear. Detailed Embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0023] Embodiment 1

[0024] As Figures 1-4 shown, a sandblasting machine for pre-treatment of a painting line proposed by the present utility model includes a sandblasting machine body 3, a shutter 6 and a feeding tray 7. The feeding tray 7 is rotatably installed in the sandblasting machine body 3 through a driving assembly. A working tray 10 is rotatably installed on the feeding tray 7 through a rotating assembly. Positioning grooves 11 are equidistantly formed on the upper surface of the feeding tray 7, and each working tray 10 is rotatably installed at the bottom end of the inner wall of each positioning groove 11.

[0025] Based on Embodiment 1:

[0026] During the use of the sandblasting machine for pre-treatment of the painting line of the present utility model, the device can be set at the front point position of the painting line, and then the CVJ workpiece to be treated is placed in the positioning groove 11. Then, the driving assembly is used to control the rotation of the feeding tray 7, and the feeding tray 7 moves the workpiece to the sandblasting station, and the spray gun 4 sprays sand to treat the workpiece.

[0027] During the sandblasting process, the rotating assembly works to drive the working tray 10 to rotate, so that the working tray 10 drives the workpiece to perform a self-rotation action on the feeding tray 7, so that the spray gun 4 can perform a comprehensive sandblasting treatment on it. After the sandblasting is completed, the feeding tray 7 is controlled to rotate to move the workpiece out.

[0028] Embodiment 2

[0029] As Figures 1-4 shown, a sandblasting machine for pre-treatment of a painting line proposed by the present utility model, compared with Embodiment 1, this embodiment further includes: the bottom end of the inner wall of the sandblasting machine body 3 is designed as an inclined surface, and a sand discharge port 2 is opened at the lowest position of the inclined surface. A spray gun 4 is slidably installed on one side of the top end of the inner wall of the sandblasting machine body 3 through a lead screw assembly 5. The used molding sand is discharged from the sandblasting machine body 3 through the sand discharge port 2, and the spray gun 4 can be reciprocally linearly moved under the drive of the lead screw assembly 5.

[0030] A slideway is provided on the sandblasting machine body 3, and the shutter 6 is slidably installed on the slideway through a lifting assembly. During the sandblasting treatment, the shutter 6 can be lowered through the hydraulic lifting assembly to block the sandblasting area.

[0031] The driving assembly consists of a gear ring 8 and a driving wheel 9. The gear ring 8 is fixed on the outer ring surface of the feeding tray 7, and the driving wheel 9 is rotatably installed on the sandblasting machine body 3. The driving wheel 9 and the gear ring 8 are in a gear meshing state. During use, the power device drives the driving wheel 9 to rotate, and through the gear meshing action, the feeding tray 7 performs a rotating action.

[0032] The rotating assembly consists of a wheel cavity 12, a driven wheel 13, and a large gear 14. The wheel cavity 12 is opened at the lower inner position of the feeding tray 7. The driven wheel 13 is fixed at the shaft end position of the working tray 10, and the driven wheel 13 is located inside the wheel cavity 12. The large gear 14 is rotatably installed on the wheel cavity 12. The large gear 14 and each driven wheel 13 are in a gear meshing state. The power device drives the large gear 14 to rotate, and through the gear meshing action, each driven wheel 13 generates a synchronous rotating action, thereby driving each working tray 10 to perform a self-rotation.

[0033] The lower surface of the sandblasting machine body 3 is provided with support seats 1. There are four support seats 1 in total, and the positions of the four support seats 1 are distributed in a rectangular array on the lower surface of the sandblasting machine body 3.

[0034] It should be noted that the screw rod assembly 5 and the hydraulic lifting assembly are existing mature technologies. Their working principles and internal structures are known to those skilled in the art. The present utility model only utilizes their functions and does not improve their internal structures. Therefore, no detailed description will be given here. Those skilled in the art can make any optional selection according to their needs or convenience.

[0035] The driving wheel 9 and the large gear 14 of the present utility model also need to be provided with a power device to enable their normal operation. And as is well known to those skilled in the art, the provision of such power is common practice and belongs to conventional means or common general knowledge. No further description will be given here. Those skilled in the art can make any optional selection according to their needs or convenience.

[0036] The above specific embodiments are only several preferred embodiments of the present utility model. Based on the technical solution of the present utility model and the relevant revelations of the above embodiments, those skilled in the art can make various alternative improvements and combinations to the above specific embodiments.

[0037] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-mentioned exemplary embodiments, and the present utility model can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be embraced within the present utility model. Any reference signs in the claims should not be construed as limiting the claims involved.

Claims

1. A sandblasting machine for pre-treatment of a coating line, comprising a sandblasting machine body (3), a baffle (6) and a feeding tray (7), characterized in that: A feeding tray (7) is rotatably mounted in the sandblasting machine body (3) via a driving assembly, a working tray (10) is rotatably mounted on the feeding tray (7) via a rotating assembly, positioning grooves (11) are equidistantly formed on the upper surface of the feeding tray (7), and each of the working trays (10) is rotatably mounted at the bottom end of the inner wall of each of the positioning grooves (11).

2. A sandblasting machine for pre-treatment of a coating line according to claim 1, characterized in that: The bottom end of the inner wall of the sandblasting machine body (3) is designed as an inclined surface, and a sand discharge port (2) is provided at the lowest position of the inclined surface. A spray gun (4) is slidably mounted at one side of the top end of the inner wall of the sandblasting machine body (3) via a lead screw assembly (5).

3. The sandblasting machine for pre-treatment of a coating line according to claim 1, characterized in that: The sandblasting machine body (3) is provided with a slideway, and the blocking door (6) is slidably mounted on the slideway via a lifting assembly.

4. The sandblasting machine for pre-treatment of a coating line according to claim 1, characterized in that: The driving assembly is composed of a gear ring (8) and a driving wheel (9), wherein the gear ring (8) is fixed on the outer ring surface of the feeding plate (7), and the driving wheel (9) is rotatably mounted on the sandblasting machine body (3), and the driving wheel (9) and the gear ring (8) are in a gear meshing state.

5. The sandblasting machine for pre-treatment of a coating line according to claim 1, characterized in that: The rotating assembly is composed of a wheel cavity (12), a driven wheel (13) and a large gear (14); the wheel cavity (12) is opened at the lower end position inside the feeding tray (7); the driven wheel (13) is fixed at the axial end position of the working tray (10), and the driven wheel (13) is located inside the wheel cavity (12); the large gear (14) is rotatably mounted on the wheel cavity (12); and the large gear (14) and each of the driven wheels (13) are in a gear meshing state.

6. The sandblasting machine for pre-treatment of a coating line according to claim 1, characterized in that: A support seat (1) is provided on the lower surface of the sandblasting machine body (3), and there are four support seats (1) in total. The positions of the four support seats (1) are distributed in a rectangular array on the lower surface of the sandblasting machine body (3).

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