High-pressure sand blasting equipment for engine cover

Abstract

The utility model discloses high-pressure sand blasting equipment for an engine cover, and relates to the field of sand blasting and polishing. The utility model discloses high-pressure sand blasting equipment for an engine cover. The high-pressure sand blasting equipment comprises a bracket and a frame, the bracket is arranged below the frame and provides support for the frame; the bracket is fixedly connected with the frame; a nozzle is arranged in the frame; the nozzle is placed on a platform in the frame; the tail end of the nozzle is connected with two pipelines, namely a sand suction pipe and an air pipe; the sand suction pipe penetrates through the workbench in the frame and is communicated with the sand blasting tank at the bottom of the frame; the air pipe penetrates through the frame shell and is communicated with an external air compressor; the sand suction pipe and the air pipe are detachably connected with the nozzle; the sand blasting device is provided with the sand suction pipe and the air pipe, the sand suction pipe and the air pipe are simultaneously communicated with the nozzle and simultaneously work, and fine sand in the sand blasting tank performs sand blasting treatment on the engine cover through the sand suction pipe under the action of the air pipe, so that the device can quickly perform sand blasting treatment on the engine cover.

Description

Technical Field

[0001] The utility model relates to the technical field of sandblasting and grinding, in particular to high-pressure sandblasting equipment for an engine cover. Background Art

[0002] The engine hood is a cover that covers the engine to protect it from external objects and effectively isolate the heat and noise of the engine. The engine hood is usually made of metal or plastic materials, which helps to maintain the normal operation of the engine and protect the overall appearance of the vehicle; during the manufacturing process, the engine hood needs to be treated by sandblasting to ensure that the engine hood is flat and beautiful.

[0003] For example, the Chinese utility model patent with announcement number CN210618276U discloses an engine hood; it includes a hood body, a container box, a cover plate and a locking mechanism. The hood body is provided with an opening for the container box to be inserted and extended into the front cabin. The container box is an open box body connected to the hood body. The cover plate is used to be hinged with the container box and can be sealed and buckled with the container box to form an enclosed space. The cover plate is located on the upper part of the container box. The locking mechanism is used to keep the cover plate and the container box in a sealed buckled state;

[0004] The above solution has the following problems: the engine hood needs to be treated by sandblasting during the manufacturing process to remove dirt, oxide layer or coating on the surface of the engine hood, clean the surface of the engine hood, and increase the adhesion of the engine hood surface.

[0005] Therefore, we propose a high-pressure sandblasting device for an engine cover to solve the above-mentioned problems. Utility Model Content

[0006] The utility model aims to provide a high-pressure sandblasting device for an engine cover, so as to solve the problem that the surface of the engine cover in the current market is not convenient for sandblasting as mentioned in the background art.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-pressure sandblasting equipment for an engine cover, comprising a bracket and a frame; the bracket is arranged under the frame and provides support for the frame; the bracket is fixedly connected to the frame; a nozzle is arranged inside the frame; the nozzle is placed on an internal platform of the frame; the end of the nozzle is connected to two pipes, namely a sand suction pipe and an air pipe; the sand suction pipe passes through a workbench inside the frame and is connected to a sandblasting tank at the bottom of the frame; the air pipe passes through an outer shell of the frame and is connected to an external air compressor; the sand suction pipe and the air pipe are both detachably connected to the nozzle.

[0008] By adopting the above technical solution, the engine cover can be processed by gas and fine sand inside the sandblasting tank at the same time under the action of the air pipe and the sand suction pipe. The air in the sandblasting tank is compressed by the air compressor, so that the inside of the sandblasting tank obtains a higher air pressure, which is convenient for spraying fine sand.

[0009] As a preferred technical solution of the utility model, the workbench is arranged inside the frame; the frame is a conical design with a larger upper part and a smaller lower part; and the workbench is a screen-type design.

[0010] By adopting the above technical solution, the engine cover can be placed on the workbench. Through the screen design of the workbench, after the engine cover is processed, fine sand can pass through the screen and fall into the sandblasting tank below, thereby realizing the recycling of fine sand.

[0011] As a preferred technical solution of the utility model, there is a sandblasting pot under the workbench; the sandblasting pot is connected to the inside of the upper frame; the upper frame of the sandblasting pot is funnel-shaped; a pneumatic valve is provided on the side of the sandblasting pot; the pneumatic valve is fixedly installed on the outside of the sandblasting pot and is connected to the sandblasting pot.

[0012] By adopting the above technical solution, fine sand can be stacked inside the frame through a funnel design, and the sandblasting tank can be pressurized through a pneumatic valve.

[0013] As a preferred technical solution of the utility model, a working port is opened on the surface of the frame; two working ports are symmetrically arranged; the spacing between the working ports conforms to ergonomic design; the working port is connected to a hand guard inside the frame; and the hand guard is fixedly connected to the inner side of the working port.

[0014] The above technical solution enables the operator to process the engine cover through the working port through the hand cover, thereby preventing the operator from directly contacting the workpiece during the sandblasting process and causing personal injury.

[0015] As a preferred technical solution of the utility model, an observation window is provided on the frame shell above the working port; a slide groove is provided above the observation window; the slide groove is slidably connected to the slider; a brush is provided at the bottom of the slider; and the brush is fixedly connected to the slider.

[0016] The above technical solution enables the operator to observe the progress of the internal process through the observation window, and the brush is driven by sliding on the slide groove to clean the inner surface of the observation window.

[0017] As a preferred technical solution of the utility model, a top cover is provided on the top of the frame; the top cover is fixedly connected to the frame; a pressure control valve and a pressure gauge are provided inside the frame; the pressure control valve and the pressure gauge are both connected to the air pipe.

[0018] The above technical solution can adjust and control the pressure of the air pipe through the connection between the pressure control valve inside the top cover, the pressure gauge and the air pipe, so that different air pressures can be selected according to different types of engine covers.

[0019] As a preferred technical solution of the utility model, the air pipe passes through the right side of the top cover and is connected to the inside of the top cover; the air pipe passes through the bottom surface of the top cover and is connected to the nozzle inside the frame below.

[0020] The above technical solution can facilitate the control of the device by allowing the trachea to penetrate most of the entire device.

[0021] Compared with the prior art, the beneficial effects of the utility model are:

[0022] 1. The utility model is provided with a sand suction pipe and an air pipe, which are connected to the nozzle at the same time and work at the same time. The fine sand inside the sandblasting tank passes through the sand suction pipe and sandblasts the engine cover under the action of the air pipe, so that the device can quickly sandblast the engine cover;

[0023] 2. The utility model is provided with an air compressor, a pneumatic valve and a pressure control valve. The pressure control valve controls the air pressure applied to the inside of the sandblasting tank by the air compressor and the pneumatic valve, so that the air pressure of the nozzle for sandblasting the engine cover is changed, so that the device can select different air pressure values ​​according to engine covers of different materials, thereby improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the overall main structure of the utility model;

[0025] Figure 2 This is a schematic diagram of the main cross-sectional structure of the framework part of the utility model;

[0026] Figure 3 This is a schematic diagram of the rear section structure of the frame part of the utility model;

[0027] Figure 4 This is a schematic diagram of the top cover structure of the utility model;

[0028] Figure 5 It is a schematic diagram of the three-dimensional structure of the frame part of the utility model.

[0029] In the figure: 1. bracket; 2. frame; 3. top cover; 4. sandblasting pot; 5. air compressor; 6. pneumatic valve; 7. sand suction pipe; 8. air pipe; 9. nozzle; 10. workbench; 12. pressure control valve; 13. pressure gauge; 14. working port; 15. hand cover; 16. observation window; 17. brush; 18. slider; 19. slide groove. DETAILED DESCRIPTION

[0030] 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 of the embodiments.

[0031] See also Figure 1-5 The utility model provides a technical solution: a high-pressure sandblasting device for an engine cover, comprising a bracket 1 and a frame 2; the bracket 1 is arranged below the frame 2 and provides support for the frame 2; the bracket 1 is fixedly connected to the frame 2; a nozzle 9 is arranged inside the frame 2; the nozzle 9 is placed on an internal platform of the frame 2; the end of the nozzle 9 is connected to two pipes, namely a sand suction pipe 7 and an air pipe 8; the sand suction pipe 7 passes through a workbench 10 inside the frame 2 and is connected to a sandblasting tank 4 at the bottom of the frame 2; the air pipe 8 passes through an outer shell of the frame 2 and is connected to an external air compressor 5; the sand suction pipe 7 and the air pipe 8 are both connected to the nozzle 9 is detachably connected; the sandblasting pot 4 is under the workbench 10; the sandblasting pot 4 is connected to the inside of the upper frame 2; the upper frame 2 of the sandblasting pot 4 is funnel-shaped; a pneumatic valve 6 is arranged on the side of the sandblasting pot 4; the pneumatic valve 6 is fixedly mounted on the outside of the sandblasting pot 4 and is connected to the sandblasting pot 4; the operator removes the sand suction pipe 7 and the air pipe 8 connected to the nozzle 9 to sandblast the engine cover. During sandblasting, the air pipe 8 transmits the air pressure inside the air compressor 5 to the nozzle 9, and at the same time, the sand suction pipe 7 sucks out the fine sand inside the sandblasting pot 4, and the nozzle 9 simultaneously sprays out the air pressure and fine sand to sandblast the engine cover.

[0032] The workbench 10 is arranged inside the frame 2; the frame 2 is a conical design with a larger top and a smaller bottom; the workbench 10 is a screen design; the fine sand in the sandblasting process falls into the sandblasting pot 4 through the screen on the workbench 10.

[0033] A working opening 14 is provided on the surface of the frame 2; two working openings 14 are symmetrically arranged; the spacing between the working openings 14 conforms to ergonomic design; the working opening 14 is connected to a hand guard 15 inside the frame 2; the hand guard 15 is fixedly connected to the inner side of the working opening 14; the operator puts both hands into the hand guard 15 through the working opening 14, and the hand guard 15 protects the operator's hand safety.

[0034] An observation window 16 is provided on the outer shell of the frame 2 above the working port 14; a slide groove 19 is provided above the observation window 16; the slide groove 19 is slidably connected with the slider 18; a brush 17 is provided at the bottom of the slider 18; the brush 17 is fixedly connected to the slider 18; the operator observes the internal situation of the frame 2 through the observation window 16, and moves the slider 18 on the slide groove 19 so that the brush 17 cleans the inner surface of the observation window 16.

[0035] A top cover 3 is provided on the top of the frame 2; the top cover 3 is fixedly connected to the frame 2; a pressure control valve 12 and a pressure gauge 13 are provided inside the frame 2; the pressure control valve 12 and the pressure gauge 13 are both connected to the air pipe 8; the air pipe 8 passes through the right side of the top cover 3 and is connected to the inside of the top cover 3; the air pipe 8 passes through the bottom surface of the top cover 3 and is connected to the nozzle 9 inside the frame 2 below; according to the model of the engine cover, the pressure control valve 12 on the top cover 3 is rotated to control and change the air pressure inside the sandblasting pot 4 through the air compressor 5 and the pneumatic valve 6, and the pressure gauge 13 is observed to ensure that the air pressure is at an appropriate level.

[0036] Working principle: When using the high-pressure sandblasting equipment for the engine cover, first place the engine cover on the workbench 10 inside the frame 2 supported by the bracket 1, then close the device, turn the pressure control valve 12 on the top cover 3 according to the model of the engine cover to control the air compressor 5 and the pneumatic valve 6 to change the air pressure inside the sandblasting pot 4, observe the pressure gauge 13 to ensure that the air pressure is at an appropriate level, and then the operator extends both hands from the working port 14 into the hand guard 15, the hand guard 15 protects the operator's hand safety, and the operator passes Observe the internal situation of the frame 2 through the observation window 16, move the slider 18 on the slide 19 to make the brush 17 clean the inner surface of the observation window 16; the operator removes the sand suction pipe 7 and the air pipe 8 connected to the nozzle 9 to sandblast the engine cover. During sandblasting, the air pipe 8 transmits the air pressure inside the air compressor 5 to the nozzle 9, and the sand suction pipe 7 sucks out the fine sand inside the sandblasting pot 4. The nozzle 9 simultaneously sprays the air pressure and fine sand to sandblast the engine cover. The fine sand in the sandblasting process falls into the sandblasting pot 4 through the screen on the workbench 10.

[0037] Thereby completing a series of tasks, the contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0038] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A high-pressure sandblasting device for an engine cover, comprising a bracket (1) and a frame (2); the bracket (1) is arranged below the frame (2) and provides support for the frame (2); the bracket (1) is fixedly connected to the frame (2); Features: A nozzle (9) is provided inside the frame (2); the nozzle (9) is placed on a platform inside the frame (2); the end of the nozzle (9) is connected to two pipes, namely a sand suction pipe (7) and an air pipe (8); the sand suction pipe (7) passes through a workbench (10) inside the frame (2) and is connected to a sandblasting tank (4) at the bottom of the frame (2); the air pipe (8) passes through an outer shell of the frame (2) and is connected to an external air compressor (5); the sand suction pipe (7) and the air pipe (8) are both detachable from the nozzle (9). The working table (10) is arranged inside the frame (2); the frame (2) is of a conical design with a larger top and a smaller bottom; the working table (10) is of a screen design; a sandblasting pot (4) is located below the working table (10); the sandblasting pot (4) is connected to the interior of the upper frame (2); the frame (2) above the sandblasting pot (4) is of a funnel type; a pneumatic valve (6) is arranged on the side of the sandblasting pot (4); the pneumatic valve (6) is fixedly mounted on the outside of the sandblasting pot (4) and is connected to the sandblasting pot (4).

2. The high-pressure sandblasting equipment for the engine cover according to claim 1, characterized in that: A working opening (14) is provided on the surface of the frame (2); two working openings (14) are symmetrically arranged; the spacing between the working openings (14) conforms to ergonomic design; the working opening (14) is connected to a hand guard (15) inside the frame (2); and the hand guard (15) is fixedly connected to the inner side of the working opening (14).

3. The high-pressure sandblasting equipment for the engine cover according to claim 2, characterized in that: An observation window (16) is provided on the outer shell of the frame (2) above the working port (14); a slide groove (19) is provided above the observation window (16); the slide groove (19) is slidably connected to a slider (18); a brush (17) is provided at the bottom of the slider (18); and the brush (17) is fixedly connected to the slider (18).

4. The high-pressure sandblasting equipment for an engine cover according to claim 1, characterized in that: A top cover (3) is arranged on the top of the frame (2); the top cover (3) is fixedly connected to the frame (2); a pressure control valve (12) and a pressure gauge (13) are arranged inside the frame (2); the pressure control valve (12) and the pressure gauge (13) are both connected to the air pipe (8).

5. The high-pressure sandblasting equipment for an engine cover according to claim 1, characterized in that: The air pipe (8) passes through the right side surface of the top cover (3) and is connected to the inside of the top cover (3); the air pipe (8) passes through the bottom surface of the top cover (3) and is connected to the nozzle (9) inside the frame (2) below.

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