CN209954493U

CN209954493U - Automatic sandblast system of robot

Info

Publication number: CN209954493U
Application number: CN201920400987.4U
Authority: CN
Inventors: 何光雄
Original assignee: Sichuan Hainte Machinery Technology Co Ltd
Current assignee: Sichuan Hainte Machinery Technology Co Ltd
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2020-01-17
Anticipated expiration: 2029-03-27

Abstract

The utility model discloses an automatic sandblast system of robot, including sandblast room, spray gun operating system, sand material recovery system, sand material storage system, automatically controlled cabinet, part conveying system, separation sandblast system and dust pelletizing system, sand material recovery system locates sandblast room below, inside sandblast room was all located to spray gun operating system and part conveying system, sand material storage system, automatically controlled cabinet, separation sandblast system and dust pelletizing system all were located the sandblast room outside. The spray gun operation system comprises a moving support, a guide rail fixedly arranged at the top end of the moving support, a driving motor, a gear and rack group and a robot sliding on the guide rail. Automatic sandblast system of robot have automatic sand recovery material, reduction in production cost, screening divide advantages such as sand efficient, solved the problem that the sand gun blocks up easily and the sandblast quality is low, dust removal effect is good simultaneously, has protected that workman's is healthy.

Description

Automatic sandblast system of robot

Technical Field

The utility model relates to a sand blasting equipment technical field particularly, relates to an automatic sand blasting system of robot.

Background

In the heavy industry of ships, heavy machinery, steel structures and the like, the sand blasting treatment needs to be carried out on the surface of a large-scale complex workpiece or steel. The traditional automatic sand blasting robot is usually limited by the large size of a workpiece, other reciprocating sand blasting equipment is limited by the complex structure of the workpiece, comprehensive sand blasting operation without dead angles is difficult to be simultaneously carried out, and the sand blasting equipment cannot work in a severe environment by manpower, so that the automatic mode has low working efficiency and difficult guarantee of the safety of operators, sand blasting devices mostly do not have the automatic sand material recovery function, the waste of sand materials is caused, or the subsequent manual recovery is caused, the labor amount is increased, and the efficiency is low; the sand materials are not screened and separated thoroughly before being conveyed to the spray gun, so that the problems of sand gun blockage or low sand blasting quality, uneven sand blasting distribution and the like are easy to occur; some sand blasting equipment dust removal effect is not good, leads to the workshop production environment poor, causes the influence to workman healthy, also pollutes the environment simultaneously.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, the utility model provides an automatic sand blasting system of robot has the automatic sand material of retrieving, and reduction in production cost, screening divide advantages such as sand efficiency height, have solved the problem that the sand gun blocks up easily and the sandblast quality is low, and dust removal effect is good simultaneously, has protected that workman's is healthy.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides an automatic sandblast system of robot, includes sandblast room, spray gun operating system, sand material recovery system, sand material storage system, automatically controlled cabinet, part conveying system, separation sandblast system and dust pelletizing system, sand material recovery system locates sandblast room below, inside sandblast room all was located to spray gun operating system and part conveying system, sand material storage system, automatically controlled cabinet, separation sandblast system and dust pelletizing system all were located the sandblast room outside.

The spray gun operation system comprises a motion support, a guide rail, a driving motor, a gear rack group and a robot, wherein the guide rail, the driving motor and the gear rack group are fixedly arranged at the top end of the motion support, the robot slides on the guide rail, a gear of the gear rack group is connected with the driving motor through a transmission gear, a rack of the gear rack group is connected with a sliding part of the robot, and a sand spray gun is fixedly arranged at the tail end of the robot.

The sand recovery system comprises a honeycomb floor and a wind power recovery pipeline which are arranged at the bottom of the sand blasting room, one end of the wind power recovery pipeline is communicated with the lower end of the honeycomb floor, the other end of the wind power recovery pipeline is communicated with an external wind power system, and a stainless steel punching plate and a grid plate are sequentially arranged above the honeycomb floor from bottom to top.

The separation sand blasting system comprises a mounting frame, a cyclone separator, a magnetic separator, a vibrating screen and two storage hoppers, wherein the cyclone separator, the magnetic separator, the vibrating screen and the two storage hoppers are sequentially arranged on the mounting frame from top to bottom, the storage hopper below is respectively communicated with a double-layer sand blasting tank, the double-layer sand blasting tank is communicated with a gas storage tank, and the output end of the double-layer sand blasting tank is communicated with a sand material spray gun.

The dust removal system comprises a first dust remover, a second dust remover and a third dust remover, wherein the first dust remover and the third dust remover are communicated with the side wall of the sand blasting room through dust suction pipes, and the second dust remover is communicated with a wind power recovery pipeline.

The first signal output end of the electric control cabinet is connected with a signal input end of a driving motor of a spray gun operation system, the second signal output end of the electric control cabinet is communicated with a signal input end of a robot, the third signal output end of the electric control cabinet is connected with a signal input end of a cyclone separator, the fourth signal output end of the electric control cabinet is connected with a signal input end of a magnetic separator, the fifth signal output end of the electric control cabinet is communicated with a signal input end of a vibrating screen, the sixth signal output end of the electric control cabinet is communicated with a signal input end of a double-layer sand blasting tank, the seventh signal output end of the electric control cabinet is communicated with a signal input end of a first dust remover, the eighth signal output end of the electric control cabinet is communicated with a signal input end of a second dust remover, and the ninth signal output end of the electric control cabinet is communicated with a signal input end of a third dust.

In the structure, the electric control cabinet controls the operation of each working system, the part conveying system conveys a sand-blasted part into a sand blasting room, the sand storage system conveys sand materials to the separation sand blasting system, the sand materials are subjected to preliminary separation after entering the cyclone separator, qualified sand materials enter the magnetic separator, small metal particles are separated and enter the waste hopper, nonmagnetic sand materials enter the vibrating screen again for precise size separation, coarser sand materials and finer sand materials enter the waste hopper, the sand materials with qualified sizes enter the storage hopper for storage for entering the double-layer sand blasting tank for recycling, the gas storage tank inputs high-pressure gas into the double-layer sand blasting tank, the double-layer sand blasting tank operates to convey the high-pressure sand materials to the sand material spray gun, the driving motor drives the robot to move on the guide rail through the gear rack group, and the robot drives the sand material spray gun to blast the part at different angles according to a set command; the second dust remover provides negative pressure to the wind power recovery pipeline, and the sand material drops to sandblast room bottom, is absorbed by the wind power recovery pipeline in the downthehole from honeycomb floor, and recovery system retrieves the sand material, and the board of punching a hole prevents that little article from dropping in honeycomb floor funnel and the jam leaks husky mouth. The honeycomb floor is provided with a detachable grid stainless steel grid plate, and the grid plate is mainly used for facilitating the overhaul of personnel in a sand blasting room; first dust remover and third dust remover pass through the dust absorption pipe and suck the dust from the sandblast room in, guarantee good sandblast sight effect.

Preferably, the part conveying system comprises a groove arranged on the ground and a trolley used for conveying parts, the trolley is positioned in a bolt type mode, a positioning pin is fixedly installed on the trolley, a positioning device is arranged in the sand blasting room corresponding to the tail end of the trolley, which travels along the groove, in the arrangement, the trolley conveys the parts into the sand blasting room along the groove, and the positioning pin is inserted into the positioning device structure, so that the trolley is accurately positioned.

Preferably, sand material storage system includes the storage silo and is located the automatic material conveying device of storage silo top, the last shale shaker that is equipped with of automatic material conveying device, the inside material level sensor that all is equipped with of storage silo and automatic material conveying device, material level sensor's signal output part is connected with the first signal input part of automatically controlled cabinet, so sets up, and after the material level sensor who receives the feed bin reported to the police, automatic material conveying device will be to system automatic loading sand material, guarantees the mixing ratio of system sand material, and automatic material conveying device is furnished with material level sensor, and automatically controlled cabinet department will export audible-visual alarm when the sand material that circulates is not enough, and the suggestion adds sand material.

Preferably, the top in sandblast room has set firmly the air supplement pipe, so set up, satisfy the required amount of wind in sandblast room through the air supplement pipe.

Preferably, the table top of the trolley is made of stainless steel grating plates, the size of the trolley is 10000mm (length) × 5000mm (width) × 600mm (height), the trolley can be disassembled into 2 trolleys to work independently, and the trolleys can also be assembled into one trolley.

Preferably, the inlet end of the sand blasting room is provided with a rolling door, and the rolling door is arranged in such a way that dust diffusion is prevented.

Preferably, the modular sound absorption and insulation body is fixedly arranged on the inner wall of the sand blasting room, and the modular sound absorption and insulation body is arranged to absorb noise generated.

The utility model has the advantages that:

(1) the utility model realizes the position movement of the robot by matching the robot with the guide rail, enlarges the sand blasting range of the robot and improves the sand blasting efficiency;

(2) the honeycomb floor and the wind power recovery pipeline in the sand material recovery system are matched, so that sand materials falling to the bottom of the sand blasting room are completely absorbed and recycled, the waste of the materials is reduced, the resources are saved, the labor amount is reduced, and the stable shot flow control shot blasting system and the high-efficiency recovery system have advanced technology, reliable and stable operation and low maintenance cost and provide ideal sand blasting processing for parts;

(3) screening unqualified sand materials by using a cyclone separator, a magnetic separator and a vibrating screen, and preventing the problems of sand gun blockage or low sand blasting quality, uneven sand blasting distribution and the like;

(4) through two dust removers and sandblast room and rolling slats door cooperation, prevent the dust diffusion, influence the production environment, prevent to cause the influence to staff's health simultaneously.

Drawings

Fig. 1 is a top view of the overall structure of an embodiment of the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is a cross-sectional view B-B of FIG. 2;

FIG. 4 is an enlarged view of A in FIG. 2;

FIG. 5 is an enlarged view of B of FIG. 3;

fig. 6 is a schematic structural diagram of a separated sand blasting system in an embodiment of the present invention;

FIG. 7 is a schematic structural view of the inner wall of the blasting room in the embodiment of the present invention;

fig. 8 is a schematic block circuit diagram of an embodiment of the present invention.

Description of reference numerals:

1. a robot; 2. a roller shutter door; 3. a motion bracket; 4. a honeycomb floor; 5. a trolley; 6. a sand blasting room; 7. an electric control cabinet; 8. a dust collection pipe; 9. a first dust remover; 10. a second dust remover; 11. a third dust remover; 12. a sand recovery system; 13. a sand storage system; 14. separating the sand blasting system; 15. a cyclone separator; 16. a magnetic separator; 17. vibrating screen; 18. a storage hopper; 19. a double-layer sand blasting tank; 20. a gas storage tank; 21. a sand material spray gun; 22. a set of gear teeth; 23. a guide rail; 24. air supplementing pipes; 25. a mounting frame; 26. a modular sound absorption and insulation body; 27. and (4) a wind power recovery pipeline.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1:

as shown in fig. 1-6 and 8, an automatic sandblast system of robot, including sandblast room 6, spray gun operating system, sand material recovery system 12, sand material storage system 13, automatically controlled cabinet 7, part conveying system, separation sandblast system 14 and dust pelletizing system, sand material recovery system 12 locates sandblast room 6 below, inside sandblast room 6 was all located to spray gun operating system and part conveying system, sand material storage system 13, automatically controlled cabinet 7, separation sandblast system 14 and dust pelletizing system all are located the sandblast room 6 outside.

Be equipped with personnel business turn over emergency exit (access door) in 6 sides in sandblast room and 6 suitable positions in sandblast room, the emergency exit size is 1000mm (wide) 2000mm (height) to suitable position on the emergency exit all sets up the observation window, can observe 1 sandblast circumstances of robot.

As shown in fig. 2, 4 and 5, the spray gun operation system comprises a moving support 3, a guide rail 23 fixedly arranged at the top end of the moving support 3, a driving motor and a rack and pinion set 22, and a robot 1 sliding on the guide rail 23, wherein the model of the robot 1 is KUKAKR60L-3, the model of a controller special for the robot 1 is KRC4, the robot 1 has 6 coordinate axes and an arm spread of 2533mm, the driving motor is a servo motor, and servo motors and a rack and pinion set 22 transmission mechanism are arranged on two sides of the guide rail 23; the positioning precision is less than or equal to +/-2 mm, and the repeated positioning precision is less than or equal to +/-2 mm. The servo motor is equipped with a brake and realizes safe interlocking with the system. The gear of the gear rack group 22 is connected with the driving motor through a transmission gear, the rack of the gear rack group 22 is connected with the sliding part of the robot 1, and the tail end of the robot 1 is fixedly provided with a sand material spray gun 21. Dust is great in 6 in the sandblast rooms, and for keeping orbital cleanness and smooth and easy of motion, guide rail 23 sets up the protection casing to inside positive pressure air of leading to prevents the accumulation of dust.

As shown in fig. 1-3, the sand recovery system 12 includes a honeycomb floor 4 and a wind recovery pipeline 27 disposed at the bottom of the sand blasting room 6, one end of the wind recovery pipeline 27 is communicated with the lower end of the honeycomb floor 4, the other end is communicated with an external wind system, a stainless steel punching plate and a grid plate are sequentially disposed from bottom to top above the honeycomb floor 4, the wind recovery pipeline 27 requires high wear resistance, and a high wear-resistant guard plate is attached to the bent pipe to prolong the service life of the pipeline. The wind power recovery pipeline 27 is in sectional connection, so that the maintenance and the integral replacement of the sand return pipeline are convenient.

As shown in fig. 6, the separation sand blasting system 14 includes a mounting bracket 25, a cyclone 15, a magnetic separator 16, a vibrating screen 17 and two storage hoppers 18 which are sequentially arranged on the mounting bracket 25 from top to bottom, two storage hoppers 18 are respectively communicated with a double-layer sand blasting tank 19 below, the double-layer sand blasting tank 19 is communicated with a gas storage tank 20, an output end of the double-layer sand blasting tank 19 is communicated with a sand material spray gun 21, the cyclone 15 is provided with a movable inner core, the distance between the movable inner core and the fixed inner core can be adjusted by twisting a handle at the top to adjust a proper air volume, and the size of dust particles can be set to achieve an optimal sand-dust separation effect. The sand material tangentially enters the outer cylinder of the cyclone separator 15 through the sand return port, the sand material is accelerated and revolved between the inner cylinder and the outer cylinder to descend, the speed of wind is sharply reduced when the wind passes through the inner cylinder, the sand material is settled at the moment, dust enters the dust removal pipeline along with the wind, and finally enters the dust remover. When the equipment recovery system is turned on, the vibrating screen 17 works simultaneously to filter sand material about 20kg/min at any time. The sand material that is not conform to size and specification is guaranteed to get rid of the machine outside, guarantees that the sand material is qualified in the feed bin, and the sand inlet of shale shaker 17 is furnished with a manual stop valve, uses when convenient the maintenance. The double-layer sand blasting tank 19 can automatically change pressure through the control of control components such as a material level sensor, an air inlet pneumatic control valve, an air exhaust pneumatic control valve, a pneumatic butterfly valve and the like, can realize the functions of automatic sand adding and sand blasting, is provided with a position detection switch on a feeding switch of the upper tank, and can open the air inlet valve only when the feeding valve is detected to be closed, so that the use safety of the pressure tank is ensured; the pressure control adopts Italian METALWORK numerical control electric proportional valve, the flow control of sand blasting adopts the abrasive valve control of US TOMSON, the quantity is 2, the sand blasting flow can be manually simulated and adjusted, and the automatic opening and closing of the pneumatic control during the work. The sand blasting pipeline connected with the robot 1 is provided with flow detection, when the flow is low, an alarm is given, and the machine is stopped if necessary, so that continuous operation of equipment is ensured when the robot 1 operates.

As shown in fig. 1, the dust removing system comprises a first dust remover 9, a second dust remover 10 and a third dust remover 11, wherein the first dust remover 9 and the third dust remover 11 are both communicated with the side wall of the sand blasting room 6 through a dust suction pipe 8, and the second dust remover 10 is communicated with a wind power recovery pipeline 27.

As shown in fig. 2 and 3, the part conveying system comprises a groove arranged on the ground and a trolley 5 for conveying parts, wherein the trolley 5 adopts rubber wheels, the rubber wheels adopt a mode of 4 directional wheels and 4 universal wheels, and the universal wheels have a braking function to ensure the operation safety. The utility model discloses a sandblast machine, including dolly 5, the dolly 5 is fixed a position, the dolly 5 is equipped with positioner along the end of slot walking in the sandblast room 6, so sets up, carries the part in sandblast room 6 along the slot through dolly 5 in, inserts the internal position of formulating in sandblast room 6 through the locating pin, positioner is position sensor, and the model is DR13-FTS1-W103, realizes the accurate positioning of dolly 5, positioner's signal output part and automatically controlled cabinet 7's second signal input part are connected.

As shown in fig. 1, sand material storage system 13 includes storage silo and the automatic material conveying device who is located the storage silo top, the last shale shaker 17 that is equipped with of automatic material conveying device, the inside level sensor that all is equipped with of storage silo and automatic material conveying device, level sensor's model is HTM-930, level sensor's signal output part is connected with the first signal input part of automatically controlled cabinet 7, and after the level sensor who receives the storage silo reported to the police, automatic material conveying device will be to system automatic loading sand material, guarantees the mixing ratio of system sand material, and automatic material conveying device is furnished with level sensor, and automatically controlled cabinet 7 department will export acousto-optic warning when the circulating sand material is not enough, the suggestion adds the sand material.

As shown in fig. 8, a first signal output end of the electric control cabinet 7 is connected with a signal input end of a driving motor of a spray gun operation system, a second signal output end of the electric control cabinet 7 is communicated with a signal input end of the robot 1, a third signal output end of the electric control cabinet 7 is connected with a signal input end of a cyclone separator 15, a fourth signal output end of the electric control cabinet 7 is connected with a signal input end of a magnetic separator 16, a fifth signal output end of the electric control cabinet 7 is communicated with a signal input end of a vibrating screen 17, a sixth signal output end of the electric control cabinet 7 is communicated with a signal input end of a double-layer sand blasting tank 19, a seventh signal output end of the electric control cabinet 7 is communicated with a signal input end of a first dust remover 9, an eighth signal output end of the electric control cabinet 7 is communicated with a signal input end of a second dust remover 10, and a ninth signal output end of the electric control cabinet 7 is communicated with a signal input end of a third, and a tenth signal output end of the electric control cabinet 7 is communicated with a signal input end of the automatic feeding device.

In the structure, automatically controlled 7 operation of each operating system of cabinet control, dolly 5 among the part conveying system will be carried the sandblast room 6 by the part of sandblast in, the locating pin on the dolly 5 inserts in the formulating device, realize the location of dolly 5, position sensor sends automatically controlled 7 ends of cabinet with the accurate position after 5 location of dolly, sand material storage system 13 carries the sand material to separation sandblast system 14, after the level sensor who receives the storage silo reports to the police, automatic material conveying device will be to the automatic loading sand material in the storage silo, guarantee the mixing ratio of system sand material, automatic material conveying device is furnished with level sensor, 7 departments of cabinet will export audible-visual alarm when the automatically controlled sand material of circulation is not enough, the suggestion adds the sand material. The sand material is primarily separated after entering the cyclone separator 15, and dust-containing gas separated by the cyclone separator 15 is filtered by the dry dust collector and is discharged at high altitude outdoors through a chimney. Qualified sand materials enter a magnetic separator 16, metal small particles are separated and enter a waste hopper, nonmagnetic sand materials enter a vibrating screen 17 again for accurate size separation, thicker sand materials and thinner sand materials enter the waste hopper, the sand materials with the qualified size enter a storage hopper 18 for storage and are ready to enter a double-layer sand blasting tank 19 for recycling, high-pressure gas is input into the double-layer sand blasting tank 19 through a gas storage tank 20, the double-layer sand blasting tank 19 operates to convey the high-pressure sand materials to a sand material spray gun 21, a driving motor drives a robot 1 to move on a guide rail 23 through a gear rack group 22, and the robot 1 drives the sand material spray gun 21 to perform sand blasting on parts at different angles according to set commands; the second dust remover 10 provides negative pressure to the wind power recovery pipeline 27, sand falls to the bottom of the sand blasting room 6 and is absorbed by the wind power recovery pipeline 27 from the hole of the honeycomb floor 4, the sand is recovered by the recovery system, and the small objects are prevented from falling into the funnel of the honeycomb floor 4 by the punching plate to block the sand leakage port. The honeycomb floor 4 is provided with a detachable grid stainless steel grid plate, and the grid plate is mainly used for facilitating the overhaul of personnel in a sand blasting room; the first dust remover 9 and the third dust remover 11 suck dust from the sand blasting room 6 through the dust suction pipe 8, and a good sand blasting sight effect is ensured.

Example 2:

as shown in fig. 2 and fig. 3, in this embodiment, on the basis of embodiment 1, an air supply pipe 24 is fixedly arranged at the top of the sandblasting room 6, a labyrinth air inlet is provided, the air supply pipe 24 satisfies the air volume required by the sandblasting room 6, and the room body adopts a micro-negative pressure design, so that dust generated by sandblasting is prevented from leaking, and the environmental standard of a workshop is improved.

Embodiment 2 the rest of the structure and the operation principle are the same as those of embodiment 1.

Example 3:

as shown in fig. 2, in the present embodiment, based on embodiment 1, it is preferable that the table surface of the cart 5 is made of a stainless steel grating plate, and the size of the cart 5 is 10000mm (length) × 5000mm (width) × 600mm (height), and the cart 5 can be disassembled into 2 pieces to work independently or assembled into one piece, and different types of carts 5 can be selected according to the volume of the part to be blasted.

Embodiment 3 the rest of the structure and the operation principle are the same as those of embodiment 1.

Example 4:

as shown in fig. 2, in this embodiment, based on embodiment 1, the inlet end of the sandblasting room 6 is provided with a roller door 2, and the roller door 2 prevents dust from spreading.

Example 4 the rest of the structure and the operation principle are the same as those of example 1.

Example 5:

as shown in fig. 7, in this embodiment, based on embodiment 1, a modular sound absorption and insulation body 26 is fixedly arranged on the inner wall of the sandblasting room 6, the modular sound absorption and insulation body 26 is a rubber plate, and a 10mm rubber plate is fixed on the inner wall of the room, so that damage caused by hitting of sand splashed during sandblasting is prevented, and an effect of reducing noise during sandblasting is achieved.

Example 5 the rest of the structure and the operation principle are the same as those of example 1.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. A robot automatic sand blasting system is characterized by comprising a sand blasting room, a spray gun operation system, a sand material recovery system, a sand material storage system, an electric control cabinet, a part conveying system, a separation sand blasting system and a dust removal system, wherein the sand material recovery system is arranged below the sand blasting room, the spray gun operation system and the part conveying system are arranged inside the sand blasting room, and the sand material storage system, the electric control cabinet, the separation sand blasting system and the dust removal system are all positioned outside the sand blasting room;

the spray gun operation system comprises a moving support, a guide rail, a driving motor, a gear rack group and a robot, wherein the guide rail is fixedly arranged at the top end of the moving support;

the sand material recovery system comprises a honeycomb floor and a wind power recovery pipeline which are arranged at the bottom of the sand blasting room, one end of the wind power recovery pipeline is communicated with the lower end of the honeycomb floor, the other end of the wind power recovery pipeline is communicated with an external wind power system, and a stainless steel punching plate and a grid plate are sequentially arranged above the honeycomb floor from bottom to top;

the separation sand blasting system comprises a mounting frame, and a cyclone separator, a magnetic separator, a vibrating screen and two storage hoppers which are sequentially arranged on the mounting frame from top to bottom, wherein a double-layer sand blasting tank is respectively communicated below the two storage hoppers, the double-layer sand blasting tank is communicated with a gas storage tank, and the output end of the double-layer sand blasting tank is communicated with a sand material spray gun;

the dust removal system comprises a first dust remover, a second dust remover and a third dust remover, the first dust remover and the third dust remover are communicated with the side wall of the sand blasting room through dust collection pipes, and the second dust remover is communicated with a wind power recovery pipeline;

2. The automatic robot sandblasting system as claimed in claim 1, wherein said parts conveying system comprises a groove formed in the ground and a trolley for conveying the parts, said trolley is positioned in a pin type, said trolley is fixedly provided with a positioning pin, and a positioning device is provided in said sandblasting room corresponding to the end of the trolley running along the groove.

3. The automatic robot sandblasting system as claimed in claim 1, wherein the sand storage system comprises a storage bin and an automatic feeding device located above the storage bin, the automatic feeding device is provided with a vibrating screen, the storage bin and the automatic feeding device are both provided with a material level sensor inside, and a signal output end of the material level sensor is connected with a first signal input end of the electric control cabinet.

4. The robotic automatic blasting system of claim 1, wherein a secondary air duct is fixed to the top of the blasting chamber.

5. The robotic automatic blast system of claim 2, wherein the trolley table is made of stainless steel grating plate, and the trolley is 10000mm long by 5000mm wide by 600mm high.

6. The robotic automated grit blasting system of claim 1, wherein said entrance end of said grit blasting chamber is provided with a roll-up door.

7. The robotic automatic sandblasting system as claimed in claim 1, wherein a modular sound absorption and insulation body is fixed on the inner wall of the sandblasting booth.