CN116475950A - Automatic grinding sieve feeding system of spraying device and feeding method thereof - Google Patents

Abstract

The automatic grinding and sieve feeding system of the spraying device and its feeding method include a sandblasting room. The inlet and outlet ends of the sandblasting room are provided with electric rolling doors. The sandblasting room is provided with a protective layer, an observation window and a guide rail structure. And multiple groups of filter material units, the bottom of the sorting box is provided with a material receiving port and a slag discharge port connected to the storage box, and the discharge end of the storage box is provided with a three-way pipe, one end of the three-way pipe is connected to the compressed air injection structure, the other end of the three-way pipe is connected to the spray gun structure through the feeding pipe, and the connection between the air supply pipe and the sorting box is equipped with an automatic filter cleaning structure. With the above-mentioned structure, the overall device is novel, the operation is stable and efficient, the efficiency and quality of sandblasting are improved, the processing cost is reduced, and it is environmentally friendly and efficient.

Description

Automatic grinding and sieve feeding system and feeding method of spraying device

technical field

The invention relates to the technical field of water conservancy gate spraying, in particular to an automatic grinding and sieve feeding system of a spraying device and a feeding method thereof.

Background technique

As the main control facility for closing and opening the discharge channel in hydraulic engineering, the gate is a hydraulic metal structure that is easily corroded. During the inspection and maintenance of water conservancy project gates, it is necessary to use sandblasting technology to regularly remove rust and corrosion on the gate surface. In the process of sand blasting and rust removal, the impact and cutting effect of abrasives on the surface of the gate is mainly used to polish and remove surface rust and clean the surface of the gate. However, the rusted fragments will be mixed with the ejected sand material after being shot down again, making it difficult to effectively recycle the sand material. If the sand material cannot be removed in time, the sandblasting equipment will be easily damaged by recycling the sand material. At the same time, a large amount of dust will be generated during sandblasting and rust removal, which is easy to interfere with the line of sight, and it is difficult to accurately control the specific position and quality effect of sandblasting. In addition, the direct discharge of dust air will pollute the air environment of the workplace and cause harm to the safety and health of construction workers.

Contents of the invention

The technical problem to be solved by the present invention is to provide an automatic grinding and sieve feeding system for a spraying device and a feeding method thereof. The sand used for sandblasting can be quickly recovered. With the multi-stage and multiple filter material sorting of the recycling line, the rust fragments are peeled off, stable and efficient, and the sorting is thorough; during the sandblasting process, the internal and external air circulation in the space is adjusted, and dust is filtered multiple times, which is more environmentally friendly and safe, which is convenient for closely monitoring the sandblasting effect and controlling the construction quality.

In order to solve the above-mentioned technical problems, the technical solution adopted in the present invention is: the automatic grinding and sieve feeding system of the spraying device, including a sandblasting room. The inlet and outlet ends of the sandblasting room are provided with electric rolling doors. The sandblasting room is provided with a protective layer, an observation window and a guide rail structure. The guide rail structure is provided with a matching crane structure. The room is connected, the air supply pipe is equipped with an air pump structure and multiple filter units, the bottom of the sorting box is provided with a material receiving port and a slag discharge port connected to the storage box, and the discharge end of the storage box is provided with a three-way pipe. One end of the three-way pipe is connected to the compressed air injection structure, and the other end of the three-way pipe is connected to the spray gun structure through the feeding pipe. The connection between the air supply pipe and the sorting box is equipped with an automatic filter cleaning structure;

The sorting box is provided with a second material guide table, a first filter screen, a sorting rotary sleeve and a separator, the sorting rotary sleeve is connected to the output end of the motor, the motor is connected to the sorting box through the second fixed seat, the sorting rotary sleeve is provided with a fixed shaft connected to the sorting box, and a half magnet is arranged on the fixed shaft;

The air delivery pipe is connected to the adjusting cover arranged on the sandblasting room, and the adjusting cover is provided with multiple sets of air inlets, an adjusting frame slidingly matched with the adjusting cover, and multiple fan structures, and the adjusting frame is provided with multiple sets of baffles matched with multiple sets of air inlets, the adjusting frame is connected with the output end of the telescopic structure, and the telescopic structure is connected with the adjusting cover through the first fixing seat.

In a preferred solution, the bottom of the sandblasting room is provided with multiple sets of material-transmitting grids that cooperate with the material receiving seat, and the material-transmitting grids are provided with material-guiding seats that cooperate with the side walls of the sandblasting room.

In a preferred solution, the crane structure includes a frame, the frame is provided with a limit end plate and a limit pulley cooperating with the guide rail structure, the two sides of the limit pulley are provided with positioning pulleys connected to it through elastic members, and the positioning pulley is positioned and matched with the guide rail structure.

In a preferred solution, the filter material unit includes a mounting sleeve arranged on the air supply pipe, a filter plate is provided on the mounting sleeve for disassembly and assembly, and a filter layer and a handle are provided on the filter plate.

In a preferred solution, a first material guide platform is provided on the material receiving seat.

In a preferred solution, the top of the sandblasting room is provided with a first filter mesh matched with the adjustment cover.

In a preferred solution, the automatic filtering and cleaning structure includes a second filter screen arranged on the air supply pipe, a third fixed seat is arranged on the second filter screen, a rotating shaft is arranged on the third fixed seat, and multiple groups of fan blades are arranged on the rotating shaft, and multiple groups of bristles that cooperate with the second filter screen are provided on the fan blades.

In a preferred solution, the sorting box is provided with a brush plate that cooperates with the sorting swivel.

The automatic grinding and sieve feeding system and feeding method of the spraying device provided by the present invention have the following beneficial effects by adopting the above structure:

(1) The sand material used for sand blasting can be quickly recovered. With the multi-stage and multiple filter material sorting of the recovery line, the rust fragments are peeled off, which is stable and efficient, and the sorting is thorough;

(2) During the sandblasting process, the internal and external circulation of the air in the space is adjusted, and the dust is filtered multiple times, which is more environmentally friendly and safe, and it is convenient to accurately control the sandblasting position and observe the sandblasting effect in real time, reducing the health hazards to the workers;

(3) The overall device is novel, and the operation is stable and efficient, which greatly improves the efficiency and quality of sandblasting, reduces processing costs, and is environmentally friendly and efficient.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the present invention will be further described:

Figure 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a structural schematic diagram of the sandblasting room of the present invention.

Fig. 3 is a structural schematic diagram of the guide rail and the crown block of the present invention.

Fig. 4 is a structural schematic diagram of the crane of the present invention.

Fig. 5 is a schematic diagram of the structure of receiving material and air circulation of the present invention.

Fig. 6 is a schematic structural diagram of the adjusting cover of the present invention.

Fig. 7 is a structural schematic diagram of the adjusting frame of the present invention.

Fig. 8 is a schematic diagram of the internal structure of the sorting box of the present invention.

Fig. 9 is a schematic diagram of the structure of the sorting sleeve of the present invention.

Fig. 10 is a structural schematic diagram of the automatic filtering and brushing of the present invention.

Fig. 11 is a structural schematic diagram of the filter material unit of the present invention.

In the figure: sandblasting room 1, electric rolling shutter door 2, material receiving seat 3, material gathering cover 4, material pumping pipe 5, sorting box 6, air supply pipe 7, material receiving port 8, slag discharge port 9, air pump structure 10, filter material unit 11, material storage box 12, tee pipe 13, compressed air injection structure 14, feeding pipe 15, spray gun structure 16, protective layer 17, observation window 18, guide rail structure 19, material guide seat 20, material penetration grid 21, first Filter screen 22, crane structure 23, vehicle frame 24, limit end plate 25, limit pulley 26, elastic member 27, positioning pulley 28, first material guide platform 29, adjustment cover 30, air inlet 31, adjustment frame 32, telescopic structure 33, first fixed seat 34, fan structure 35, baffle plate 36, second material guide platform 37, first filter screen 38, sorting rotary sleeve 39, motor 40, second fixed seat 41, fixed shaft 42, half magnet 43 , Brush plate 44, second filter screen 45, third fixed seat 46, rotating shaft 47, fan blade 48, bristles 49, mounting sleeve 50, filter plate 51, filter layer 52, handle 53, partition 54.

Detailed ways

Embodiment one:

As shown in Fig. 1-11, the automatic grinding and sieve feeding system of the spraying device includes a sandblasting room 1, the inlet and outlet of the sandblasting room 1 is provided with an electric rolling shutter door 2, and the sandblasting room 1 is provided with a protective layer 17, an observation window 18 and a guide rail structure 19. The guide rail structure 19 is provided with a crane structure 23 matching it. The sorting box 6 communicates with the powder sand room 1 through the air supply pipe 7. The air supply pipe 7 is provided with an air pump structure 10 and a plurality of filter material units 11. The bottom of the sorting box 6 is provided with a material receiving port 8 and a slag discharge port 9 connected with the storage box 12. The discharge end of the storage box 12 is provided with a three-way pipe 13. One end of the three-way pipe 13 is connected with the compressed air injection structure 14. The other end of the three-way pipe 13 is connected with the spray gun structure 16 through the feed pipe 15. The connection of the sorting box 6 is provided with an automatic filtering and cleaning structure;

The second material guide platform 37, the first filter screen 38, the sorting rotary sleeve 39 and the dividing plate 54 are arranged in the described sorting case 6, the sorting rotary sleeve 39 is connected with the output end of the motor 40, the motor 40 is connected with the sorting case 6 by the second holder 41, the sorting rotary sleeve 39 is provided with a fixed shaft 42 connected with the sorting case 6, and the fixed shaft 42 is provided with a half magnet 43;

The air supply pipe 7 is connected to the adjusting cover 30 arranged on the sandblasting room 1, the adjusting cover 30 is provided with multiple groups of air inlets 31, the adjusting frame 32 slidingly matched with the adjusting cover 30 and a plurality of fan structures 35, the adjusting frame 32 is provided with multiple groups of baffles 36 matched with the multiple groups of air inlets 31, the adjusting frame 32 is connected with the output end of the telescopic structure 33, and the telescopic structure 33 is connected with the adjusting cover 30 through the first fixed seat 34.

In a preferred solution, the bottom of the sandblasting room 1 is provided with a plurality of sets of material-transmitting grids 21 that cooperate with the material receiving seat 3 , and the material-transmitting grids 21 are provided with material-guiding seats 20 that cooperate with the side walls of the sandblasting room 1 . Screen large pieces of impurities dropped during sandblasting impact, and quickly separate and collect sand materials.

In a preferred solution, the crown structure 23 includes a frame 24, the frame 24 is provided with a limit end plate 25 and a limit pulley 26 that cooperates with the guide rail structure 19, and both sides of the limit pulley 26 are provided with a positioning pulley 28 connected to it by an elastic member 27, and the positioning pulley 28 is positioned and matched with the guide rail structure 19. The sliding fit is stable, and the air circulation process in the sandblasting room 1 is minimally affected.

In a preferred solution, the filter material unit 11 includes an installation sleeve 50 disposed on the air supply pipe 7 , the installation sleeve 50 is provided with a filter plate 51 for disassembly and assembly, and the filter plate 51 is provided with a filter layer 52 and a handle 53 . Easy maintenance and repair, easy replacement.

In a preferred solution, the first material guide platform 29 is provided on the material receiving seat 3 . Quickly collect the sand material and impurity mixture, which is convenient for recycling and improves efficiency.

In a preferred solution, the top of the sandblasting room 1 is provided with a first filter screen 22 matched with the adjustment cover 30 . Avoid flying impurities during the air circulation process in the sandblasting room 1 to affect the normal operation of the fan structure 35 .

In a preferred solution, the automatic filtering and brushing structure includes a second filter screen 45 arranged on the air supply pipe 7, a third fixed seat 46 is provided on the second filter screen 45, a rotating shaft 47 is provided on the third fixed seat 46, and multiple groups of fan blades 48 are provided on the rotating shaft 47, and multiple groups of bristles 49 that cooperate with the second filter screen 45 are provided on the fan blades 48. Utilize the airflow generated by wind suction to automatically rotate and clean the second filter screen 45 to avoid material blockage and maintain efficient material extraction effect.

In a preferred solution, the sorting box 6 is provided with a brush plate 44 that cooperates with the sorting rotary sleeve 39 . Avoid residual impurities on the sorting rotary sleeve 39 and keep cleaning.

Embodiment two:

As shown in Fig. 1-11, the usage method of the present invention is:

1. Before use, first set the spray gun structure 16 on the loading manipulator on the crane structure 23, and then use the compressed air to spray the structure 14 to work. The high-speed air flow passes through the three-way pipe 13 to drive the sand in the storage box 12 to be ejected from the feeding pipe 15 to the spray gun structure 16, and the sandblasting process starts;

2. While sandblasting in the sandblasting room 1, the sprayed sand mixes and impacts the fallen rust fragments and falls into the bottom of the sandblasting room 1. With the cooperation of the material guide seat 20, the material enters the material receiving seat 3 through the permeable grid 21;

3. The air pump structure 10 pumps air to drive the sand material and the rusted fragment mixture into the sorting box 6 through the pumping pipe 5. The rusted fragment is magnetically attracted and adsorbed on the surface of the sorting rotary sleeve 39 by the semi-magnet 43, and rotates with the sorting rotary sleeve 39. The sand material and the rusted fragment fall on both sides of the partition plate 54 respectively. The sand material enters the storage box 12 through the material receiving port 8 and continues to wait for use.

4. During the working process of the air pump 10, the air containing a large amount of dust is filtered through the filter unit 11 on the air supply pipe 7, and the air circulates into the sandblasting room 1 again, and is output from the top downward;

5. Adjust the fan structure 35 in the cover 30 to cooperate with downward blowing to reduce the ash-containing air in the sandblasting room 1, and at the same time assist the air pump structure 10 to pump materials. By changing the position of the adjustment frame 32, whether the air in the sandblasting room 1 needs to be inhaled, realizes two ways of internal and external circulation.

Beneficial effects of the present invention: the sand material used for sand blasting can be quickly recovered, and the multi-stage and multiple filter material sorting along the recycling line can peel off the rusted fragments, which is stable and efficient, and the sorting is thorough; during the sand blasting process, the internal and external circulation of the air in the space is adjusted, and dust is filtered multiple times, which is more environmentally friendly and safe, and it is convenient to accurately control the sand blasting position and observe the sand blasting effect in real time, reducing health hazards to operators;

Claims (9)

1. The automatic grinding and sieve feeding system of the spraying device, including the sandblasting room (1), is characterized in that: the inlet and outlet of the sandblasting room (1) is equipped with an electric rolling shutter door (2), and the sandblasting room (1) is equipped with a protective layer (17), an observation window (18) and a guide rail structure (19). The guide rail structure (19) is provided with a matching crane structure (23). The cover (4) is connected to one end of the pumping pipe (5), the other end of the pumping pipe (5) is connected to the sorting box (6), and the sorting box (6) is connected to the silt room (1) through the air supply pipe (7). The air pump structure (10) and multiple sets of filter units (11) are arranged on the air supply pipe (7). A three-way pipe (13) is provided at the discharge end, one end of the three-way pipe (13) is connected to the compressed air injection structure (14), the other end of the three-way pipe (13) is connected to the spray gun structure (16) through the feeding pipe (15), and an automatic filtering and cleaning structure is provided at the connection between the air supply pipe (7) and the sorting box (6); The sorting box (6) is provided with a second material guide platform (37), a first filter screen (38), a sorting swivel (39) and a partition (54). The sorting swivel (39) is connected to the output end of the motor (40), and the motor (40) is connected to the sorting box (6) through the second fixed seat (41). 43); The air supply pipe (7) is connected to the adjustment cover (30) arranged on the sandblasting room (1). The adjustment cover (30) is provided with multiple groups of air inlets (31), the adjustment frame (32) and a plurality of fan structures (35) slidingly matched with the adjustment cover (30). It is connected with the adjustment cover (30) through the first fixing seat (34). 2. The automatic grinding and sieve feeding system of the spraying device according to claim 1, characterized in that: the bottom of the sandblasting room (1) is provided with multiple sets of material penetration grids (21) that cooperate with the material receiving seat (3), and the material transmission grid (21) is provided with a material guide seat (20) that cooperates with the side wall of the sandblasting room (1). 3. The automatic grinding and sieve feeding system of the spraying device according to claim 1, characterized in that: the crane structure (23) includes a frame (24), the frame (24) is provided with a limit end plate (25) and a limit pulley (26) matched with the guide rail structure (19), the two sides of the limit pulley (26) are provided with a positioning pulley (28) connected to it through an elastic member (27), and the positioning pulley (28) is positioned and matched with the guide rail structure (19) . 4. The automatic grinding and sieve feeding system of the spraying device according to claim 1, characterized in that: the filter material unit (11) includes an installation sleeve (50) arranged on the air supply pipe (7), the installation sleeve (50) is provided with a filter plate (51) for disassembly and assembly, and the filter plate (51) is provided with a filter layer (52) and a handle (53). 5. The automatic grinding and sieve feeding system of the spraying device according to claim 1, characterized in that: the first material guide platform (29) is provided on the receiving seat (3). 6. The automatic grinding and sieve feeding system of the spraying device according to claim 1, characterized in that: the top of the sandblasting room (1) is provided with a first filter screen (22) matched with the adjustment cover (30). 7. The automatic grinding and sieve feeding system of the spraying device according to claim 1, characterized in that: the automatic filtering and cleaning structure includes a second filter screen (45) arranged on the air supply pipe (7), a third fixed seat (46) is provided on the second filter screen (45), a rotating shaft (47) is provided on the third fixed seat (46), multiple sets of fan blades (48) are provided on the rotating shaft (47), and multiple groups of bristles ( 49). 8. The automatic grinding and sieve feeding system of the spraying device according to claim 1, characterized in that: the sorting box (6) is provided with a brush plate (44) that cooperates with the sorting swivel (39). 9. The feeding method of the spraying device automatic grinding and sieve feeding system according to any one of claims 1-8, characterized in that it comprises the following steps: 1) Before use, first set the spray gun structure (16) on the loading manipulator on the crane structure (23), and then work through the compressed air injection structure (14), and the high-speed airflow passes through the three-way pipe (13) to drive the sand in the storage box (12) through the feeding pipe (15) to the spray gun structure (16), and start the sandblasting process; 2) While sandblasting in the sandblasting room (1), the sprayed sand mixes and impacts the fallen rust fragments and falls into the bottom of the sandblasting room (1), and with the cooperation of the material guide seat (20), passes through the material through the grid (21) and enters the collection seat (3) to aggregate; 3) The air pump structure (10) pumps air to drive the mixture of sand and rusted fragments into the sorting box (6) through the pumping pipe (5). The rusted fragments are magnetically attracted by the semi-magnet (43) and adsorbed on the surface of the sorting swivel (39). With the rotation of the sorting swivel (39), the sand and rusted fragments fall respectively on both sides of the partition (54). The slag outlet (9) is discharged; 4) During the working process of the air pump (10), the air containing a large amount of dust is filtered through the filter unit (11) on the air supply pipe (7), and the air circulates into the sandblasting room (1) again, and is output from the top downward; 5) Adjust the fan structure (35) in the cover (30) to cooperate with the downward blowing to reduce the ash-containing air in the sandblasting room (1), and at the same time assist the air pump structure (10) to pump materials. By changing the position of the adjustment frame (32), whether the air in the sandblasting room (1) needs to be inhaled, realize two ways of internal and external circulation.