Automatic cleaning and drying integrated device after sand blasting

Abstract

The utility model relates to the technical field of surface treatment, in particular to an automatic cleaning and drying integrated device after sand blasting, which comprises a rack, and a conveying mechanism, a treatment mechanism, a recovery mechanism and a control mechanism which are arranged on the rack, and the rack is sequentially provided with an input section, a cleaning section, an air drying section, a drying section and an output section along the conveying direction; the conveying mechanism comprises a plurality of limiting wheels, each limiting wheel is provided with a plurality of limiting grooves at intervals, and the workpieces are arranged in the limiting grooves in the axis direction of the limiting wheels. The treatment mechanism comprises a high-pressure spraying pipe, a communicating pipeline, an air heater and an air blower; the recycling mechanism comprises a water collecting tank, a drain pipe, a sewage filter, a water tank and a water suction pump, the water collecting tank is arranged at the bottoms of the limiting wheels, the sewage filter is arranged at the bottom of the water collecting tank, the drain pipe is communicated with the side walls of the water collecting tank and the water tank, the water tank is arranged on the rack, and the water suction pump is arranged at the bottom of the water tank; and automatic cleaning and drying treatment after sand blasting of the workpiece is achieved, and the operation convenience and efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to surface treatment technical field especially relates to a sandblasting automatic cleaning drying integrated device. BACKGROUND

[0002] Sandblasting treatment is a kind of using compressed air or high-pressure water flow as power, accelerates and sprays abrasive particles to workpiece surface to achieve the purposes such as cleaning surface, removing dirt, oxide layer, rust etc., has high efficiency, flexibility, low cost, environmental protection, promotes surface quality and other advantages, is widely used in metal processing, ship repair, bridge construction etc.

[0003] To ensure the surface quality and appearance of workpiece after sandblasting, workpiece after sandblasting needs to be cleaned and dried, and in the related art, the operator needs to take the workpiece in turn to flush, remove surface sand and impurities and then dry naturally, and the whole operation process completely depends on manual operation, and the operation is complicated, and the drying time is influenced by environment, so it is difficult to ensure the efficiency of the whole cleaning and drying treatment of workpiece.

[0004] The information disclosed in this BACKGROUND section is only for the purpose of enhancing the understanding of the background of the present utility model and should not be treated as admitting that the information constitutes prior art for the present utility model. CONTENT OF THE UTILITY MODEL

[0005] The utility model solves the technical problem that a sandblasting automatic cleaning drying integrated device is provided, which realizes automatic cleaning and drying treatment of workpiece after sandblasting and improves the convenience and efficiency of operation.

[0006] In order to achieve the above purpose, the utility model adopts the technical scheme of a sandblasting automatic cleaning drying integrated device, which comprises a rack and a conveying mechanism, a processing mechanism, a recycling mechanism and a control mechanism arranged on the rack, the rack is arranged at the discharge port of a sandblasting machine and comprises an input section, a cleaning section, a drying section, a drying section and an output section arranged in sequence along the conveying direction, and the control mechanism is electrically connected with the conveying mechanism, the processing mechanism and the recycling mechanism.

[0007] The conveying mechanism comprises a plurality of limiting wheels arranged along the conveying direction of the workpiece, each limiting wheel is provided with a plurality of limiting grooves spaced apart along the axis direction, and the workpiece is arranged in the limiting groove along the axis direction of the limiting wheel.

[0008] The processing mechanism comprises a high-pressure spray pipe, a connecting pipeline, a hot air machine and a blower, the high-pressure spray pipe is distributed and arranged in the cleaning section, the air-drying section and the drying section, the hot air machine and the blower are arranged in the rack, and the high-pressure spray pipe in the cleaning section is connected with a water supply pipeline through the connecting pipeline, the high-pressure spray pipe in the air-drying section is connected with the blower through the connecting pipeline, and the high-pressure spray pipe in the drying section is connected with the hot air machine and the blower through the connecting pipeline.

[0009] The recycling mechanism comprises a water collecting tank, a drain pipe, a sewage filter, a water tank and a water pump, the water collecting tank is arranged at the bottom of the limiting wheel, the sewage filter is arranged at the bottom of the water collecting tank, the drain pipe is connected with the side wall of the water collecting tank and the water tank, the water tank is arranged on the rack, and the water pump is arranged at the bottom of the water tank.

[0010] Further, the rack comprises a rack body, a sealing plate, a column plate, a partition plate and a door plate.

[0011] The rack body is arranged on the ground, the sealing plate is fixedly arranged around the rack body, the column plate is vertically arranged in pairs on the top of the limiting wheel along the conveying direction, the partition plate is provided with two and located at the joint of the cleaning section, the air-drying section and the drying section, and the two sides are fixedly connected with the column plate, and the door plate is provided with three and arranged corresponding to the cleaning section, the air-drying section and the drying section, and one side is rotatably connected with the column plate.

[0012] Further, an exhaust port is arranged on the sealing plate at the top of the rack, and the exhaust port is arranged corresponding to the drying section.

[0013] Further, a handle is fixedly arranged on the door plate, and the handle is arranged on the side of the door plate away from the column plate.

[0014] Further, a transmission protective cover is arranged at both ends of the limiting wheel, the transmission protective cover is arranged along the conveying direction, and the both ends of the limiting wheel are rotatably arranged in the protective cover.

[0015] Further, the conveying mechanism further comprises an axle and a plurality of pressing wheels, the axle is rotatably arranged at the top of the limiting wheel in the cleaning section, the air-drying section and the drying section, the pressing wheel is sleeved on the axle, and each pressing wheel is arranged corresponding to the limiting groove.

[0016] Further, the water collecting tank comprises a first sub-tank, a second sub-tank and a third sub-tank, the first sub-tank is arranged corresponding to the bottom of the input section, the cleaning section and the air-drying section, the second sub-tank is arranged corresponding to the bottom of the drying section, and the third sub-tank is arranged corresponding to the bottom of the output section; the sewage filter is arranged at the bottom of the first sub-tank, and the drain pipe is communicated with the bottom of the second sub-tank and the side wall of the water tank.

[0017] Further, the bottom of the first sub-tank is inclined towards the middle on both sides, the bottom of the third sub-tank is inclined towards the side where the second sub-tank is arranged, and a communication hole is arranged between the second sub-tank and the third sub-tank.

[0018] Further, the sewage filter is further provided with a filter screen and a handle, the filter screen is arranged in butt joint with the bottom of the first sub-tank, a plurality of filter holes are uniformly arranged on the filter screen, and the handle is arranged on the end face of the sewage filter.

[0019] Further, the control mechanism comprises an operation panel and an electrical control cabinet, the operation panel is arranged on one side of the top of the rack and is electrically connected with the electrical control cabinet, and the electrical control cabinet is arranged on the side of the rack away from the operation panel.

[0020] The automatic cleaning and drying integrated device of the utility model has the advantages that the automatic cleaning and drying integrated device is arranged, automatic operation of high-pressure spraying, cold air drying and hot air drying is realized, the low-efficiency operation of manually taking workpieces for washing and natural drying in turn is avoided, sand particles and impurities on the surface of the workpieces can be removed more completely, the surface quality of the workpieces is improved, the cleaning and drying efficiency of the workpieces after sand blasting is remarkably improved, the complexity of manual operation is reduced, time and labor are saved, and the utility model has high practicability. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced, and obviously, the drawings in the following description are only some embodiments in the utility model, and other drawings can be obtained according to these drawings without the creative labor for those skilled in the art.

[0022] Figure 1 It is a structure schematic view of the automatic cleaning and drying integrated device after sand blasting in the embodiments of the utility model.

[0023] Figure 2 It is a side view of the automatic cleaning and drying integrated device after sand blasting in the embodiments of the utility model.

[0024] Figure 3It is the structure schematic view of the rack in the embodiment of the utility model;

[0025] Figure 4 It is the structure schematic view of the conveying mechanism and the processing mechanism in the embodiment of the utility model;

[0026] Figure 5 It is Figure 4 The enlarged view of A in the figure;

[0027] Figure 6 It is the structure schematic view of the recycling mechanism in the embodiment of the utility model.

[0028] Fig. 10, rack; 10a, input section; 10b, cleaning section; 10c, air-drying section; 10d, drying section; 10e, output section; 11, rack body; 12, sealing plate; 12a, exhaust port; 13, upright column plate; 14, partition plate; 15, door plate; 15a, handle; 20, conveying mechanism; 21, limiting wheel; 21a, limiting groove; 22, transmission protective cover; 23, wheel shaft; 24, pressure roller; 30, processing mechanism; 31, high-pressure spray pipe; 32, connecting pipeline; 33, hot air machine; 34, air blower; 40, recycling mechanism; 41, water collecting tank; 41a, first sub-tank; 41b, second sub-tank; 41c, third sub-tank; 42, drain pipe; 43, sewage filter; 43a, filter screen; 43b, handle; 44, water tank; 45, water pump; 50, control mechanism; 51, control panel; 52, electrical control cabinet. DETAILED DESCRIPTION

[0029] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with 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.

[0030] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be intervening elements. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or there can be intervening elements. The terms "vertical", "horizontal", "left", "right" and similar terms as used herein are for purposes of description only and are not intended to be limiting.

[0031] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this description, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0032] As Figures 1 to 6 The automatic cleaning and drying integrated device after sand blasting shown in the figure, including: rack 10 and setting on the conveying mechanism 20, processing mechanism 30, recovery mechanism 40 and control mechanism 50 of rack 10, rack 10 is set at the discharge port of sand blasting machine, including along the conveying direction sequentially set with input section 10a, cleaning section 10b, air drying section 10c, drying section 10d and output section 10e, control mechanism 50 and conveying mechanism 20, processing mechanism 30, recovery mechanism 40 are electrically connected;

[0033] Conveying mechanism 20 includes a plurality of limiting wheels 21 arranged along the conveying direction of the workpiece, each limiting wheel 21 is spaced apart along the axis direction and provided with a plurality of limiting grooves 21a, and the workpiece is arranged in the limiting groove 21a along the axis direction of the limiting wheel 21;

[0034] Processing mechanism 30 includes high pressure spray pipe 31, connecting pipe 32, hot air blower 33 and air blower 34, high pressure spray pipe 31 is distributed in cleaning section 10b, air drying section 10c and drying section 10d, hot air blower 33 and air blower 34 are arranged in the inside of rack 10, and the high pressure spray pipe 31 in cleaning section 10b is connected with water supply pipe through connecting pipe 32, the high pressure spray pipe 31 in air drying section 10c is connected with air blower 34 through connecting pipe 32, the high pressure spray pipe 31 in drying section 10d is connected with hot air blower 33 and air blower 34 through connecting pipe 32;

[0035] Recovery mechanism 40 includes water collecting tank 41, drain pipe 42, sewage filter 43, water tank 44 and water pump 45, water collecting tank 41 is arranged at the bottom of a plurality of limiting wheels 21, sewage filter 43 is arranged at the bottom of water collecting tank 41, drain pipe 42 is connected with the side wall of water collecting tank 41 and water tank 44, water tank 44 is arranged on rack 10, and water pump 45 is arranged at the bottom of water tank 44.

[0036] The utility model discloses a cleaning and drying integrated device of automation is set up, realized the automation operation of high pressure spray, cold air airing, hot air drying, avoided the low -efficient operation of manual taking workpiece in turn and washing and natural airing, can more thoroughly remove the sand grain and impurity on the workpiece surface, improves the surface quality of workpiece, the cleaning and drying efficiency of workpiece after sand blasting is improved significantly, reduces the tediousness of manual operation, saves time and labor, and the practicality is strong.

[0037] Specifically, the rack 10 is arranged at the discharge port of the sand blasting machine, so that the workpiece can be directly arranged in the limiting groove 21a after the sand blasting is completed, and directly enters the cleaning and drying process with the movement of the limiting wheel 21, ensuring the stable conveying of the workpiece and reducing manual intervention; when being transferred to the cleaning section 10b, the workpiece is sprayed and cleaned by the high-pressure spray pipe 31, and the generated wastewater in the cleaning process is treated by the sewage filter 43 and then enters the water tank 44 through the water collecting tank 41, effectively recovering and treating the wastewater, reducing environmental pollution, and improving the utilization rate of water resources; after cleaning, the workpiece surface is sequentially air dried and dried by the air blower 34 and the hot air blower 33, improving the efficiency and quality of the workpiece surface drying treatment; the processed workpiece is transported to the output section 10e, facilitating subsequent manual collection, warehousing or further processing; the entire device can realize automatic control of the entire cleaning and drying process through the control mechanism 50, improving the accuracy and reliability of the operation.

[0038] On the basis of the above embodiment, the rack 10 includes a rack body 11, a sealing plate 12, a column plate 13, a partition plate 14 and a door plate 15;

[0039] The rack body 11 is arranged on the ground, the sealing plate 12 is fixedly arranged around the rack body 11, the column plate 13 is arranged in pairs vertically on the top of the limiting wheel 21 along the conveying direction, the partition plate 14 is arranged in two, respectively located at the junction of the cleaning section 10b, the air drying section 10c and the drying section 10d, and fixedly connected with the column plate 13 on both sides, and the door plate 15 is arranged in three, respectively corresponding to the cleaning section 10b, the air drying section 10c and the drying section 10d, and rotatably connected with the column plate 13 on one side.

[0040] The rack body 11 is arranged on the ground, providing a stable foundation for the entire device, ensuring the stability and durability of the device; the sealing plate 12 is fixed around the rack body 11, not only protecting the internal components of the device, but also helping to prevent dust and moisture from entering and maintaining the cleanliness of the internal environment; the column plate 13 is arranged in pairs vertically on the top of the limiting wheel 21, providing support for the partition plate 14 and the door plate 15, and also enhancing the structural strength of the entire rack 10; the partition plate 14 is located at the junction of the cleaning section 10b, the air drying section 10c and the drying section 10d, separating different functional areas to ensure the independence and efficiency of each section, while reducing interference between different areas; the door plate 15 is arranged corresponding to the cleaning section 10b, the air drying section 10c and the drying section 10d, and rotatably connected with the column plate 13 on one side, facilitating maintenance and inspection of each section by the operator, while being closed when not needed to maintain the stability of the internal environment.

[0041] On the basis of the above embodiment, the exhaust port 12a is arranged on the sealing plate 12 at the top of the frame body 11, and the exhaust port 12a is arranged corresponding to the drying section 10d; the exhaust port 12a corresponding to the drying section 10d is arranged on the sealing plate 12 at the top of the frame body 11, which can directly exhaust the moisture and hot air generated during the drying process, prevent the moisture from accumulating in the equipment, affect the performance of the equipment and the drying effect of the workpiece, and further improve the drying efficiency.

[0042] On the basis of the above embodiment, the handle 15a is fixedly arranged on the door plate 15, and the handle 15a is arranged on the side of the door plate 15 away from the rotation connection with the column plate; the handle 15a provides a part for the operator to conveniently grasp, so that the opening and closing of the door plate 15 is more convenient and safe.

[0043] On the basis of the above embodiment, the transmission protective cover 22 is arranged at both ends of the limiting wheel 21, the transmission protective cover 22 is arranged along the conveying direction, and the limiting wheels 21 are rotatably arranged in the protective cover; the transmission protective cover 22 provides additional safety protection, prevents the operator or foreign objects from contacting the rotating part of the limiting wheel 21, reduces the risk of accidental injury and equipment damage; can prevent dust and moisture from entering the limiting wheel 21 and the transmission system, keep the interior clean, reduce the interference of pollution on the normal operation of the limiting wheel 21, ensure the stability and accuracy of the limiting wheel 21, and reduce the occurrence of faults.

[0044] On the basis of the above embodiment, the conveying mechanism 20 further comprises a wheel shaft 23 and a plurality of pressing wheels 24, the wheel shaft 23 is rotatably arranged on the top of the limiting wheel 21 in the cleaning section 10b, the air drying section 10c and the drying section 10d, the pressing wheel 24 is sleeved on the wheel shaft 23, and each pressing wheel 24 is arranged corresponding to a limiting groove 21a; the wheel shaft 23 and the pressing wheel 24 are arranged, which can better stabilize and guide the workpiece to move along the conveying direction, reduce the damage or uneven processing caused by the shaking or deviation of the workpiece caused by the high-pressure water flow or air flow; also reduces the downtime or rework caused by inaccurate workpiece position, and improves the efficiency of the whole cleaning and drying process.

[0045] On the basis of the above embodiment, the water collecting tank 41 comprises a first sub-tank 41a, a second sub-tank 41b and a third sub-tank 41c, the first sub-tank 41a is arranged corresponding to the bottom of the input section 10a, the cleaning section 10b and the air-drying section 10c, the second sub-tank 41b is arranged corresponding to the bottom of the drying section 10d, and the third sub-tank 41c is arranged corresponding to the bottom of the output section 10e; the sewage filter 43 is arranged at the bottom of the first sub-tank 41a, and the drain pipe 42 is connected to the bottom of the second sub-tank 41b and the side wall of the water tank 44; each sub-tank corresponds to a different processing stage, reducing cross-contamination between different stages of wastewater, improving overall cleanliness and processing effect; the sewage filter 43 is arranged at the bottom of the first sub-tank 41a, which can directly filter wastewater from the cleaning section 10b, improving the efficiency of the entire wastewater treatment, and the water condensed from the water vapor in the drying stage can directly enter the water tank 44 through the drain pipe 42, improving the recovery efficiency.

[0046] On the basis of the above embodiment, the bottom of the first sub-tank 41a is inclined towards the middle on both sides, the bottom of the third sub-tank 41c is inclined towards the side where the second sub-tank 41b is located, and a communication hole is arranged between the second sub-tank 41b and the third sub-tank 41c; it helps the wastewater to flow along the inclined surface to the set drainage path, improving the drainage efficiency; the communication hole between the second sub-tank 41b and the third sub-tank 41c allows the wastewater carried out of the third sub-tank 41c to flow back smoothly into the second sub-tank 41b, facilitating centralized processing.

[0047] On the basis of the above embodiment, the sewage filter 43 is further provided with a filter screen 43a and a handle 43b, the filter screen 43a is arranged in abutment with the bottom of the first sub-tank 41a, and a plurality of filter holes are uniformly arranged on the filter screen 43a, and the handle 43b is arranged on the end face of the sewage filter 43; the plurality of filter holes uniformly distributed on the filter screen 43a can effectively intercept solid particles and impurities in the wastewater, while allowing the liquid to flow smoothly, improving the filtering efficiency; the handle 43b arranged on the sewage filter 43 allows the operator to easily remove the filter for cleaning or replace the filter screen 43a, improving the convenience of maintenance.

[0048] On the basis of the above-mentioned embodiments, the control mechanism 50 comprises an operation panel 51 and an electrical control cabinet 52, the operation panel 51 is arranged on one side of the top of the rack 10 and is electrically connected with the electrical control cabinet 52; the electrical control cabinet 52 is arranged in the rack 10 and is away from the side of the operation panel 51; specifically, the electrical control cabinet 52 is isolated from the daily operation area of the operator, which reduces the electrical safety risk and also protects the electrical components from the influence of the external environment; the operation panel 51 is arranged on one side of the top of the rack 10, so that the operator can operate without bending over or entering the bottom of the equipment, which improves the convenience and comfort of operation; the operation panel 51 is electrically connected with the electrical control cabinet 52, so that the operator can conveniently monitor the equipment state and perform debugging, ensuring the stability and reliability of the equipment operation.

[0049] Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. An integrated automatic cleaning and drying device after sandblasting, characterized in that, include: The frame includes a conveying mechanism, a processing mechanism, a recycling mechanism, and a control mechanism mounted on the frame. The frame is located at the outlet of the sandblasting machine and includes an input section, a cleaning section, an air-drying section, a drying section, and an output section arranged sequentially along the conveying direction. The control mechanism is electrically connected to the conveying mechanism, the processing mechanism, and the recycling mechanism. The conveying mechanism includes a plurality of limiting wheels arranged along the conveying direction of the workpiece. Each limiting wheel is provided with a plurality of limiting grooves spaced apart along the axial direction. The workpiece is arranged in the limiting groove along the axial direction of the limiting wheel. The processing mechanism includes high-pressure spray pipes, connecting pipes, a hot air blower, and a blower. The high-pressure spray pipes are distributed in the cleaning section, the air-drying section, and the drying section. The hot air blower and the blower are located inside the frame. The high-pressure spray pipes in the cleaning section are connected to the water supply pipes through the connecting pipes. The high-pressure spray pipes in the air-drying section are connected to the blowers through the connecting pipes. The high-pressure spray pipes in the drying section are connected to the hot air blower and the blower through the connecting pipes. The recycling mechanism includes a water collection tank, a drain pipe, a sewage filter, a water tank, and a water pump. The water collection tank is located at the bottom of several limiting wheels. The sewage filter is located at the bottom of the water collection tank. The drain pipe connects the side wall of the water collection tank and the water tank. The water tank is mounted on a frame. The water pump is located at the bottom of the water tank.

2. The integrated automatic cleaning and drying device after sandblasting according to claim 1, characterized in that, The frame includes a frame body, end plates, upright plates, partitions, and door panels; The frame is set on the ground, the sealing plate is fixedly set around the frame, the upright plates are vertically set in pairs along the conveying direction on the top of the limiting wheel, there are two partitions, which are respectively located at the junction of the washing section, the air drying section and the drying section, and are fixedly connected to the upright plates on both sides, and there are three door panels, which are respectively set to correspond to the washing section, the air drying section and the drying section, and are rotatably connected to the upright plates on one side.

3. The integrated automatic cleaning and drying device after sandblasting according to claim 2, characterized in that, An exhaust port is provided on the sealing plate located at the top of the frame, and the exhaust port is provided in correspondence with the drying section.

4. The integrated automatic cleaning and drying device after sandblasting according to claim 3, characterized in that, A handle is fixedly installed on the door panel, and the handle is located on the side of the door panel away from the side that is rotatably connected to the column plate.

5. The integrated automatic cleaning and drying device after sandblasting according to claim 1, characterized in that, The two ends of the limiting wheel are provided with transmission protective covers, which are arranged along the conveying direction, and the two ends of the limiting wheel are rotatably arranged in the protective covers.

6. The integrated automatic cleaning and drying device after sandblasting according to claim 5, characterized in that, The conveying mechanism also includes a wheel axle and several pressure rollers. The wheel axle is rotatably mounted on the top of the limiting roller in the washing section, air drying section and drying section. The pressure rollers are sleeved on the wheel axle, and each pressure roller is respectively configured with a limiting groove.

7. The integrated automatic cleaning and drying device after sandblasting according to claim 1, characterized in that, The water collection tank includes a first sub-tank, a second sub-tank, and a third sub-tank. The first sub-tank is arranged corresponding to the bottom of the input section, the washing section, and the drying section. The second sub-tank is arranged corresponding to the bottom of the drying section. The third sub-tank is arranged corresponding to the bottom of the output section. The wastewater filter is arranged at the bottom of the first sub-tank. The drain pipe connects the bottom of the second sub-tank and the side wall of the water tank.

8. The integrated automatic cleaning and drying device after sandblasting according to claim 7, characterized in that, The bottom of the first sub-slot is inclined towards the center on both sides, and the bottom of the third sub-slot is inclined towards the side where the second sub-slot is located. A connecting hole is provided between the first sub-slot and the second sub-slot.

9. The integrated automatic cleaning and drying device after sandblasting according to claim 8, characterized in that, The wastewater filter is also equipped with a filter screen and a handle. The filter screen is connected to the bottom of the first compartment and has a number of filter holes evenly distributed on it. The handle is located on the end face of the wastewater filter.

10. The integrated automatic cleaning and drying device after sandblasting according to claim 1, characterized in that, The control mechanism includes a control panel and an electrical control cabinet. The control panel is located on one side of the top of the frame and is electrically connected to the electrical control cabinet. The electrical control cabinet is located inside the frame on the side opposite to the control panel.

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