Automatic sand blasting and cleaning device and method for vehicle body

Abstract

The invention discloses an automatic sand blasting and cleaning device and method for a vehicle body in the technical field of sand blasting and cleaning of the vehicle body. The automatic sand blasting and cleaning device comprises a sand blasting workshop mechanism, a transverse moving mechanism, a rotating mechanism, a sand cleaning mechanism and a positioning and fixing mechanism, the sand blasting workshop mechanism comprises a top plate body, the top plate body is fixedly installed at the top end of the sand blasting workshop mechanism, sand blasting barrels are installed on the side walls of the two ends of the sand blasting workshop mechanism, sand blasting pump bodies are installed at the top ends of the sand blasting barrels, and sand blasting nozzles are installed at the output ends of the sand blasting pump bodies. And a rail main body is mounted at the bottom end in the sand blasting workshop mechanism. A first electric lifting rod is started to ascend and descend to drive a sliding plate and a first connecting plate to ascend and descend in a first sliding groove through a first sliding block, the height of a mounting sleeve can be conveniently adjusted by starting the first electric lifting rod, and therefore the transverse distance and the longitudinal distance of the mounting sleeve can be conveniently adjusted; therefore, the sand blasting effect of the sand blasting head is better.

Description

Technical Field

[0001] The invention relates to the technical field of vehicle body sandblasting and sand cleaning, and in particular to an automatic vehicle body sandblasting and sand cleaning device and method. Background Art

[0002] Automatic sandblasting of car bodies is a surface treatment technology that uses high-speed jet abrasive flow to physically impact and rub the surface of the car body. Its main purpose is to remove stains, oxide layers, paint and plating on the surface of the car body, while making the surface present different textures and texture effects. Sandblasting can not only enhance the adhesion of the car body surface, but also improve the firmness and aesthetics of the spraying. The principle of sandblasting is to physically impact and rub the surface of the car body through high-speed jet abrasive flow, so as to achieve the effect of cleaning and improvement.

[0003] In the prior art, the automatic sandblasting and sand cleaning device for the vehicle body uses a sandblasting robot to automatically sandblast the vehicle body. The sandblasting robot cannot sandblast the vehicle body in all directions when automatically sandblasting and sand cleaning. When the vehicle body is positioned and fixed, it is easy to cause the vehicle body to shake during the sandblasting process, thereby affecting the sandblasting and sand cleaning effect. When the vehicle body is sandblasted and sand cleaned, the residual sand on the vehicle body cannot be cleaned, thereby affecting the sandblasting and sand cleaning effect. Summary of the invention

[0004] The purpose of the present invention is to overcome the above-mentioned problems existing in the prior art and to provide an automatic sandblasting and sand cleaning device and method for a vehicle body. In the prior art, the automatic sandblasting and sand cleaning device for a vehicle body automatically sandblasts the vehicle body through a sandblasting robot, and the sandblasting robot cannot sandblast the vehicle body in all directions when automatically performing sandblasting and sand cleaning, and when positioning and fixing the vehicle body, it is easy to cause the vehicle body to shake during the sandblasting process, thereby affecting the sandblasting and sand cleaning effect, and when sandblasting and sand cleaning the vehicle body, the residual sand on the vehicle body cannot be cleaned, thereby affecting the sandblasting and sand cleaning effect. Therefore, it is particularly important to develop an automatic sandblasting and sand cleaning device for a vehicle body.

[0005] In order to achieve the above technical objectives and the above technical effects, the present invention is implemented through the following technical solutions: A vehicle body automatic sandblasting and sand cleaning device comprises a sandblasting workshop mechanism, a lateral moving mechanism, a rotating mechanism, a sand cleaning mechanism and a positioning and fixing mechanism; the sandblasting workshop mechanism comprises a top plate body, the top plate body is fixedly installed on the top of the sandblasting workshop mechanism, the side walls at both ends of the sandblasting workshop mechanism are both installed with sandblasting buckets, and the top of the sandblasting bucket is installed with a sandblasting pump body, the output end of the sandblasting pump body is installed with a sandblasting tube, the bottom end of the sandblasting workshop mechanism is installed with a track body, and the top of the track body is provided with a track car, the top of the track car is provided with a vehicle body, the side walls at both ends of the sandblasting workshop mechanism are both provided with mounting grooves, and the side wall on one side of the mounting groove is provided with a mounting plate, the side wall on one side of the mounting plate is provided with a sliding plate, and the bottom end of the side wall on one side of the sliding plate is provided with a first connecting plate; The lateral movement mechanism comprises a mounting block and a second support plate, the mounting block is arranged inside the mounting groove, and a first threaded hole is opened inside the mounting block; The rotating mechanism includes a mounting sleeve, the mounting sleeve is fixedly mounted on the top of the first connecting plate, a rotating rod body is rotatably mounted on the top of the mounting sleeve through a bearing, a turntable body is mounted on the top of the rotating rod body, a first gear body is mounted on the bottom end of the rotating rod body, a second driving motor is mounted on the bottom end of the mounting sleeve, and a sandblasting robot base is mounted on the top of the turntable body; The sand cleaning mechanism comprises a second groove and a third driving motor, the second groove is arranged at the bottom end of the sand cleaning mechanism, the side walls at both ends of the second groove are both installed with guide rails, and a guide block is arranged inside the guide rail, a second connecting plate is installed at one end of the guide block away from the guide rail, and a mounting box is installed at the bottom end of the second connecting plate, and a first fixing plate is installed on the side wall of the mounting box; The positioning and fixing mechanism comprises a second fixing plate, the second fixing plate is fixedly mounted on the inner wall of the rail car, a mounting frame is mounted on the top of the second fixing plate, and the mounting frame is hinged to the hinge plate inside, a third threaded hole is provided inside the hinged plate, and a threaded rod is connected to the inner thread of the third threaded hole, a positioning block is rotatably mounted on one end of the threaded rod through a bearing, and a through hole is provided inside the positioning block, and an extrusion block is mounted on the bottom end of the positioning block; Preferably, the second support plate is fixedly mounted on the side wall of one side of the sandblasting workshop mechanism, a first drive motor is mounted on the top of the second support plate, and a first screw rod body passing through the first threaded hole is mounted on the output end of the first drive motor through a coupling, and the first screw rod body is threadedly connected to the first threaded hole.

[0006] Based on the above technical features, the first screw rod body is threadedly connected to the first threaded hole, so that the first screw rod body is rotated to drive the mounting block to slide on the outer wall of the first screw rod body.

[0007] Preferably, a first telescopic arm is hinged inside the sandblasting robot base, and a second telescopic arm is hinged at one end of the first telescopic arm, a sandblasting head is installed at one end of the second telescopic arm, and a fourth electric lifting rod is installed at the top of the sandblasting robot base, and one end of the fourth electric lifting rod is hinged to the bottom end of the second telescopic arm.

[0008] Based on the above technical features, one end of the fourth electric lifting rod is hinged to the bottom end of the second telescopic arm, so that the rotation angle of the second telescopic arm can be adjusted by starting the fourth electric lifting rod to rise and fall.

[0009] Preferably, the side walls on one side of the mounting plate are provided with a first sliding groove, and a first sliding block is arranged inside the first sliding groove, the side walls on one side of the first sliding block are fixedly connected to the side walls of the sliding plate, the side walls on one side of the mounting plate are installed with a first supporting plate, and a first electric lifting rod is installed at the bottom end of the first supporting plate, and the bottom end of the first electric lifting rod is fixedly connected to the top end of the sliding plate.

[0010] Based on the above technical features, through the cooperation between the first slider and the first sliding groove, the sliding plate slides inside the first sliding groove through the first slider.

[0011] Preferably, a driving shaft is installed at the output end of the second driving motor via a coupling, and a second gear body is installed at the top end of the driving shaft, and the second gear body is meshed with the first gear body.

[0012] Based on the above technical features, the second gear body is meshed with the first gear body, so that the second drive motor is started to drive the second gear body to rotate and drive the first gear body to rotate at the same time.

[0013] Preferably, a fourth drive motor is installed at the top end of the installation box, and the output end of the fourth drive motor is installed through the first brush body of the installation box via a coupling.

[0014] Based on the above technical features, the fourth driving motor is started to rotate to drive the first brush body to rotate at the same time, so that the vehicle body is cleaned of sand by the rotation of the first brush body.

[0015] Preferably, a second electric lifting rod is installed at the bottom end of the first fixed plate, and a fixed sleeve is installed at the bottom end of the second electric lifting rod, a roller rod is arranged at the bottom end of the fixed sleeve, and a second brush body is installed at one end of the roller rods close to each other, a high-pressure spring body is installed at the top end inside the fixed sleeve, and a connecting rod is installed at the bottom end of the high-pressure spring body, and the bottom end of the connecting rod is fixedly connected to the top end of the roller rod.

[0016] Based on the above technical features, the height of the fixed sleeve is adjusted by starting the second electric lifting rod to rise and fall, and the second brush body is adjusted by the fixed sleeve to clean the sand from the vehicle body.

[0017] Preferably, a second threaded hole is opened inside the second connecting plate, and the second threaded hole is threadedly connected to the second screw rod body, the third drive motor is fixedly installed at the top end inside the second groove, and the output end of the third drive motor is fixedly connected to the second screw rod body.

[0018] Based on the above technical features, the second screw rod body is threadedly connected to the second threaded hole, and the third drive motor is started to rotate to drive the second screw rod body to rotate and adjust the second connecting plate to slide on the outer wall of the second screw rod body.

[0019] Preferably, a sliding rod is installed at one end of the hinged plate, and the sliding rod and the through hole are engaged with each other; a third electric lifting rod is installed at the top end of the second fixed plate, and the top end of the third electric lifting rod is hinged to the bottom end of the hinged plate.

[0020] Based on the above technical features, the top end of the third electric lifting rod is hinged to the bottom end of the hinged plate, so that the third electric lifting rod is lifted and lowered to drive the hinged plate to rotate inside the mounting frame.

[0021] A process method for an automatic sandblasting and sand cleaning device for a vehicle body, comprising the following process steps: S1: By designing a lateral movement mechanism, and by starting the first driving motor to adjust the mounting plate and the mounting sleeve to move horizontally on the inner wall of the sandblasting workshop mechanism, and by starting the first electric lifting rod to move up and down, and by adjusting the sliding plate and the mounting sleeve to move longitudinally on the inner wall of the sandblasting workshop mechanism through the first electric lifting rod; S2: Through the design of the rotating mechanism and by starting the second driving motor to adjust the turntable body and the sandblasting robot base to rotate in all directions, and through the design of the second telescopic arm and the fourth electric lifting rod, the sandblasting head is used to sandblast the vehicle body in all directions; S3: Through the design of the sand cleaning mechanism, the fourth driving motor is started to rotate to drive the first brush body to rotate to lightly sand the vehicle body, and the third driving motor is started to adjust the installation box and the first brush body to move horizontally at the top of the top plate body, so that the first brush body and the second brush body have a better sand cleaning effect on the vehicle body; S4: Through the design of the positioning and fixing mechanism, and by starting the third electric lifting rod to drive the hinged plate and the extrusion block to rotate to position and fix the vehicle body, and by rotating the threaded rod to adjust the positioning block and the extrusion block to position and fix the vehicle body, the positioning and fixing effect of the positioning and fixing mechanism is better.

[0022] In summary, the present invention includes at least one of the following beneficial effects: The present invention proposes an automatic sandblasting and sand cleaning device and method for a vehicle body, which drives a first screw rod body to rotate by starting a first driving motor, and the first screw rod body is threadedly connected to a first threaded hole through the first screw rod body, and the mounting block cooperates with the mounting groove to make the first screw rod body rotate to drive the mounting block to slide on the outer wall of the first screw rod body through the mounting groove, so as to facilitate the sliding of the mounting block to adjust the distance of the mounting plate, and at the same time, the first slide groove and the first slider cooperate with each other, and the first electric lifting rod is started to lift and lower to drive the sliding plate and the first connecting plate to lift and lower inside the first slide groove through the first slider, so as to facilitate the adjustment of the height of the mounting sleeve by starting the first electric lifting rod, thereby facilitating the adjustment of the lateral and longitudinal distances of the mounting sleeve, so as to achieve a better sandblasting effect of the sandblasting head.

[0023] The present invention proposes an automatic sandblasting and sand cleaning device and method for a vehicle body, which starts a second driving motor to drive a driving shaft and a second gear body to rotate, and the second gear body is meshed with the first gear body to make the second gear body rotate to drive the first gear body and the rotating rod body to rotate at the same time, so that the rotating rod body is rotated to drive the turntable body to rotate at the same time, so that it drives the sandblasting robot base and the sandblasting head to rotate in all directions, so that the all-round sandblasting effect of the vehicle body is better.

[0024] The present invention proposes an automatic sandblasting and sand cleaning device and method for a vehicle body, which drives the first brush body to rotate by starting a fourth driving motor, and through the design of the second brush body, the first brush body and the second brush body are rotated to clean the sand of the vehicle body, and at the same time, the second screw rod body is threadedly connected with the second threaded hole, and the guide rail and the guide block cooperate with each other, and the second screw rod body is driven to rotate by starting the third driving motor to rotate, and the second connecting plate is driven to slide on the outer wall of the second screw rod body through the guide block and the guide rail, so that the second connecting plate can slide to adjust the first brush body and the second brush body, so that the second connecting plate and the second brush body have a better sand cleaning effect on the vehicle body.

[0025] The present invention proposes an automatic sandblasting and sand cleaning device and method for a vehicle body, which is hinged to a mounting frame through a hinge plate, and by starting the lifting of a third electric lifting rod, the third electric lifting rod is lifted to drive the hinge plate to rotate inside the mounting frame and drive the extrusion block to rotate to position and fix the vehicle body, and at the same time, the threaded rod is threadedly connected to the third threaded hole through a threaded rod, and the through hole and the sliding rod cooperate with each other, so that the threaded rod rotates to drive the positioning block to slide inside the through hole through the sliding rod, so as to adjust the distance of the positioning block to position and fix the vehicle body. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1It is a schematic diagram of the main internal structure of the present invention; Figure 2 The present invention Figure 1 The enlarged structural diagram at A in the middle; Figure 3 It is a schematic diagram of the mounting plate structure of the present invention; Figure 4 It is a schematic diagram of the main structure of the turntable of the present invention; Figure 5 It is a schematic diagram of the structure of the positioning and fixing mechanism of the present invention; Figure 6 It is a schematic diagram of the main structure of the present invention; Figure 7 It is a schematic diagram of the cross-sectional structure of the installation box of the present invention; Figure 8 It is a schematic diagram of the cross-sectional structure of the fixed sleeve of the present invention; Fig. 9 is a schematic structural diagram of a second connecting plate of the present invention; Fig.10 It is a schematic diagram of the internal structure of the fixed sleeve of the present invention; In the accompanying drawings, the components represented by the reference numerals are listed as follows: 1. Sandblasting workshop mechanism; 101. Top plate body; 102. Sandblasting bucket; 103. Sandblasting pump body; 104. Sandblasting head; 105. Track body; 106. Track car; 107. Car body; 108. Mounting groove; 109. Mounting plate; 1091. First support plate; 1092. First electric lifting rod; 1093. First slide groove; 1094. First slide block; 1010. Sliding plate; 1011. First connecting plate; 2. lateral movement mechanism; 201. mounting block; 202. first threaded hole; 203. second support plate; 204. first drive motor; 205. first screw rod body; 3. Rotating mechanism; 301. Mounting sleeve; 302. Turntable body; 303. Rotating rod body; 304. First gear body; 305. Second driving motor; 306. Driving shaft; 307. Second gear body; 308. Sandblasting robot base; 309. First telescopic arm; 3010. Second telescopic arm; 3011. Sandblasting head; 3012. Fourth electric lifting rod; 4. Sand cleaning mechanism; 401. Second groove; 402. Guide rail; 403. Guide block; 404. Second connecting plate; 4041. Second threaded hole; 4042. Second screw rod body; 4043. Third drive motor; 405. Mounting box; 406. First fixing plate; 407. Fourth drive motor; 408. First brush body; 409. Second electric lifting rod; 4010. Fixed sleeve; 40101. Connecting rod; 40102. High-pressure spring body; 4011. Roller rod; 4012. Second brush body; 5. Positioning and fixing mechanism; 501. Second fixing plate; 502. Mounting frame; 503. Hinge plate; 504. Third threaded hole; 505. Threaded rod; 506. Positioning block; 5061. Through hole; 5062. Sliding rod; 507. Extrusion block; 508. Third electric lifting rod. DETAILED DESCRIPTION

[0027] The following is combined with Figure 1-10 The present invention is described in further detail.

[0028] For example, see Figure 1-10 As shown, an embodiment of the present invention is: an automatic sandblasting and sand cleaning device for a vehicle body, comprising a sandblasting workshop mechanism 1, a lateral moving mechanism 2, a rotating mechanism 3, a sand cleaning mechanism 4 and a positioning and fixing mechanism 5; the sandblasting workshop mechanism 1 comprises a top plate body 101, the top plate body 101 is fixedly installed on the top of the sandblasting workshop mechanism 1, the side walls at both ends of the sandblasting workshop mechanism 1 are both installed with sandblasting barrels 102, and the top of the sandblasting barrel 102 is installed with a sandblasting pump body 103, and the output end of the sandblasting pump body 103 is installed with a spray Sand pipe 104, a track body 105 is installed at the bottom end of the inside of the sandblasting workshop mechanism 1, and a track car 106 is arranged at the top of the track body 105, and a car body 107 is arranged at the top of the track car 106, and the side walls at both ends of the inside of the sandblasting workshop mechanism 1 are provided with mounting grooves 108, and the side wall on one side of the mounting groove 108 is provided with a mounting plate 109, and the side wall on one side of the mounting plate 109 is provided with a sliding plate 1010, and the bottom end of the side wall on one side of the sliding plate 1010 is installed with a first connecting plate 1011.

[0029] The side walls on one side of the mounting plate 109 are provided with a first slide groove 1093, and a first slider 1094 is arranged inside the first slide groove 1093, the side wall on one side of the first slider 1094 is fixedly connected to the side wall of the sliding plate 1010, the side wall on one side of the mounting plate 109 is installed with a first support plate 1091, and a first electric lifting rod 1092 is installed at the bottom end of the first support plate 1091, the bottom end of the first electric lifting rod 1092 is fixedly connected to the top end of the sliding plate 1010, by starting the first electric lifting rod 1092 to rise and fall, it is convenient to adjust the sliding plate 1010 and rise and fall at the same time by starting the first electric lifting rod 1092 to rise and fall.

[0030] The lateral moving mechanism 2 includes a mounting block 201 and a second support plate 203. The mounting block 201 is arranged inside the mounting groove 108. A first threaded hole 202 is opened inside the mounting block 201. The second support plate 203 is fixedly installed on the side wall of one side of the sandblasting workshop mechanism 1. A first driving motor 204 is installed on the top of the second support plate 203, and a first screw rod body 205 penetrating the first threaded hole 202 is installed on the output end of the first driving motor 204 through a coupling. The first screw rod body 205 is threadedly connected to the first threaded hole 202. The first screw rod body 205 is threadedly connected to the first threaded hole 202, so that the first screw rod body 205 rotates to drive the mounting block 201 to slide on the outer wall of the first screw rod body 205.

[0031] The working principle of this invention is: the first drive motor 204 is started to drive the first screw rod body 205 to rotate, and the first screw rod body 205 is threadedly connected with the first threaded hole 202, and the mounting block 201 cooperates with the mounting groove 108 to make the first screw rod body 205 rotate to drive the mounting block 201 to slide on the outer wall of the first screw rod body 205 through the mounting groove 108, so as to facilitate the sliding of the mounting block 201 to adjust the distance of the mounting plate 109, and at the same time, the first slide groove 1093 and the first slider 1094 cooperate with each other, and the first electric lifting rod 1092 is started to lift and lower to drive the sliding plate 1010 and the first connecting plate 1011 to lift and lower inside the first slide groove 1093 through the first slider 1094, so as to facilitate the adjustment of the height of the mounting sleeve 301 by starting the first electric lifting rod 1092, thereby facilitating the adjustment of the lateral and longitudinal distances of the mounting sleeve 301, so as to make the sandblasting effect of the sandblasting head 301 better.

[0032] For example 2, please refer to Figure 1-10 As shown, the rotating mechanism 3 includes a mounting sleeve 301, which is fixedly mounted on the top of the first connecting plate 1011, a rotating rod body 303 is rotatably mounted on the top of the mounting sleeve 301 through a bearing, and a turntable body 302 is mounted on the top of the rotating rod body 303, a first gear body 304 is mounted on the bottom end of the rotating rod body 303, a second driving motor 305 is mounted on the bottom end of the inside of the mounting sleeve 301, and a sandblasting robot base 308 is mounted on the top of the turntable body 302.

[0033] A first telescopic arm 309 is hinged inside the sandblasting robot base 308, and one end of the first telescopic arm 309 is hinged to a second telescopic arm 3010, one end of the second telescopic arm 3010 is installed with a sandblasting head 3011, and a fourth electric lifting rod 3012 is installed on the top of the sandblasting robot base 308, and one end of the fourth electric lifting rod 3012 is hinged to the bottom end of the second telescopic arm 3010. By hinged one end of the fourth electric lifting rod 3012 to the bottom end of the second telescopic arm 3010, the rotation angle of the second telescopic arm 3010 can be adjusted by starting the fourth electric lifting rod 3012 to lift and lower.

[0034] The output end of the second driving motor 305 is installed with a driving shaft 306 through a coupling, and the top of the driving shaft 306 is installed with a second gear body 307, and the second gear body 307 is meshed with the first gear body 304. The second gear body 307 is meshed with the first gear body 304, and the second driving motor 305 is started to drive the second gear body 307 to rotate and drive the first gear body 304 to rotate at the same time.

[0035] The working principle of this invention is to start the second driving motor 305 to drive the driving shaft 306 and the second gear body 307 to rotate, and the second gear body 307 is meshed with the first gear body 304 to make the second gear body 307 rotate to drive the first gear body 304 and the rotating rod body 303 to rotate at the same time, so that the rotating rod body 303 rotates to drive the turntable body 302 to rotate at the same time, so that it can drive the sandblasting robot base 308 and the sandblasting head 3011 to rotate in all directions, so that the sandblasting effect on the vehicle body in all directions is better.

[0036] For example 3, please refer to Figure 1-10 As shown, the sand cleaning mechanism 4 includes a second groove 401 and a third drive motor 4043, the second groove 401 is opened at the bottom end of the sand cleaning mechanism 4, the side walls at both ends of the second groove 401 are installed with guide rails 402, and the guide rails 402 are provided with guide blocks 403, the guide blocks 403 are installed with a second connecting plate 404 at one end away from the guide rail 402, and the bottom end of the second connecting plate 404 is installed with a mounting box 405, the side wall of the mounting box 405 is installed with a first fixing plate 406, the top of the mounting box 405 is installed with a fourth drive motor 407, and the output end of the fourth drive motor 407 is installed with a first brush body 408 that penetrates the mounting box 405 through a coupling, and the first brush body 408 is driven to rotate at the same time by starting the fourth drive motor 407 to rotate, so as to clean the sand of the vehicle body by rotating the first brush body 408.

[0037] A second electric lifting rod 409 is installed at the bottom end of the first fixed plate 406, and a fixed sleeve 4010 is installed at the bottom end of the second electric lifting rod 409, a roller rod 4011 is arranged at the bottom end of the fixed sleeve 4010, and a second brush body 4012 is installed at one end of the roller rod 4011 close to each other, a high-pressure spring body 40102 is installed at the top end of the fixed sleeve 4010, and a connecting rod 40101 is installed at the bottom end of the high-pressure spring body 40102, and the bottom end of the connecting rod 40101 is fixedly connected to the top end of the roller rod 4011, and the height of the fixed sleeve 4010 is adjusted by starting the second electric lifting rod 409 to rise and fall, thereby adjusting the second brush body 4012 to clean the sand from the vehicle body by rising and falling the fixed sleeve 4010.

[0038] A second threaded hole 4041 is provided inside the second connecting plate 404, and the second threaded hole 4041 is threadedly connected to the second screw rod body 4042. The third drive motor 4043 is fixedly installed at the top of the second groove 401. The output end of the third drive motor 4043 is fixedly connected to the second screw rod body 4042, and the second screw rod body 4042 is threadedly connected to the second threaded hole 4041. The third drive motor 4043 is started to rotate to drive the second screw rod body 4042 to rotate and adjust the second connecting plate 404 to slide on the outer wall of the second screw rod body 4042.

[0039] The working principle of this invention is: through the design of the sand cleaning mechanism 4, and by starting the fourth drive motor 407 to rotate to drive the first brush body 408 to rotate to lightly sand the vehicle body, and by starting the third drive motor 4043 to adjust the installation box 405 and the first brush body 408 to move horizontally at the top of the top plate body 101, so that the first brush body 408 and the second brush body 4012 have a better sand cleaning effect on the vehicle body.

[0040] Example 4, please refer to Figure 1-10 As shown, the positioning and fixing mechanism 5 includes a second fixing plate 501, which is fixedly mounted on the inner wall of the rail car 106, a mounting frame 502 is mounted on the top of the second fixing plate 501, and the mounting frame 502 is internally hinged to a hinged plate 503, a third threaded hole 504 is provided inside the hinged plate 503, and a threaded rod 505 is threadedly connected to the inner part of the third threaded hole 504, a positioning block 506 is rotatably mounted on one end of the threaded rod 505 through a bearing, and a through hole 5061 is provided inside the positioning block 506, and an extrusion block 507 is mounted on the bottom end of the positioning block 506.

[0041] A sliding rod 5062 is installed at one end of the hinged plate 503, and the sliding rod 5062 is engaged with the through hole 5061. A third electric lifting rod 508 is installed at the top of the second fixed plate 501, and the top of the third electric lifting rod 508 is hinged to the bottom end of the hinged plate 503. The top of the third electric lifting rod 508 is hinged to the bottom end of the hinged plate 503, so that the third electric lifting rod 508 is raised and lowered to drive the hinged plate 503 to rotate inside the mounting frame 502.

[0042] The working principle of this invention is as follows: through the design of the positioning and fixing mechanism 5, and by starting the lifting of the third electric lifting rod 508 to drive the hinged plate 503 and the extrusion block 507 to rotate to position and fix the vehicle body, and by rotating the threaded rod 505 to adjust the positioning block 506 and the extrusion block 507 to position and fix the vehicle body, the positioning and fixing effect of the positioning and fixing mechanism 5 is better.

[0043] Embodiment 5, another embodiment provided by the present invention: a method for an automatic sandblasting and sand cleaning device for a vehicle body, comprising the following process steps: S1: By designing the lateral movement mechanism 2, and by starting the first driving motor 204 to adjust the mounting plate 109 and the mounting sleeve 301 to move horizontally on the inner wall of the sandblasting workshop mechanism 1, and by starting the first electric lifting rod 1092 to move up and down, and by adjusting the sliding plate 1010 and the mounting sleeve 301 to move longitudinally on the inner wall of the sandblasting workshop mechanism 1 through the first electric lifting rod 1092; S2: By designing the rotating mechanism 3 and starting the second driving motor 305 to adjust the turntable body 302 and the sandblasting robot base 308 to rotate in all directions, and by designing the second telescopic arm 3010 and the fourth electric lifting rod 3012, the sandblasting head 3011 is used to sandblast the vehicle body in all directions; S3: Through the design of the sand cleaning mechanism 4, the first brush body 408 is driven to rotate by starting the fourth driving motor 407 to lightly sand the vehicle body, and the third driving motor 4043 is started to adjust the installation box 405 and the first brush body 408 to move horizontally at the top of the top plate body 101, so that the first brush body 408 and the second brush body 4012 have a better sand cleaning effect on the vehicle body; S4: Through the design of the positioning and fixing mechanism 5, and by starting the third electric lifting rod 508 to lift and lower to drive the hinged plate 503 and the extrusion block 507 to rotate, the vehicle body is positioned and fixed, and the positioning block 506 and the extrusion block 507 are adjusted by rotating the threaded rod 505 to position and fix the vehicle body, so that the positioning and fixing effect of the positioning and fixing mechanism 5 is better.

[0044] The above are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic sandblasting and sand cleaning device for a vehicle body, characterized in that: It comprises a sandblasting workshop mechanism (1), a lateral movement mechanism (2), a rotation mechanism (3), a sand cleaning mechanism (4) and a positioning and fixing mechanism (5); The sandblasting workshop mechanism (1) comprises a top plate body (101), the top plate body (101) being fixedly mounted on the top of the sandblasting workshop mechanism (1), the side walls at both ends of the sandblasting workshop mechanism (1) being mounted with sandblasting barrels (102), the top of the sandblasting barrel (102) being mounted with a sandblasting pump body (103), the output end of the sandblasting pump body (103) being mounted with a sandblasting tube (104), the bottom end of the interior of the sandblasting workshop mechanism (1) being mounted with a track body (105), and the track body (105) being mounted with a sandblasting tube (104). A rail car (106) is arranged at the top of the track body (105), a vehicle body (107) is arranged at the top of the rail car (106), mounting grooves (108) are provided on the side walls at both ends of the interior of the sandblasting workshop mechanism (1), a mounting plate (109) is arranged on the side wall on one side of the mounting groove (108), a sliding plate (1010) is arranged on the side wall on one side of the mounting plate (109), and a first connecting plate (1011) is installed at the bottom end of the side wall on one side of the sliding plate (1010); The lateral movement mechanism (2) comprises a mounting block (201) and a second support plate (203); the mounting block (201) is arranged inside the mounting groove (108); a first threaded hole (202) is provided inside the mounting block (201); The rotating mechanism (3) comprises a mounting sleeve (301), wherein the mounting sleeve (301) is fixedly mounted on the top of the first connecting plate (1011), a rotating rod body (303) is rotatably mounted on the top of the mounting sleeve (301) via a bearing, a turntable body (302) is mounted on the top of the rotating rod body (303), a first gear body (304) is mounted on the bottom of the rotating rod body (303), a second driving motor (305) is mounted on the bottom of the mounting sleeve (301), and a sandblasting robot base (308) is mounted on the top of the turntable body (302); The sand cleaning mechanism (4) comprises a second groove (401) and a third drive motor (4043); the second groove (401) is provided at the bottom end of the sand cleaning mechanism (4); guide rails (402) are installed on the side walls at both ends of the second groove (401); a guide block (403) is provided inside the guide rail (402); a second connecting plate (404) is installed at one end of the guide block (403) away from the guide rail (402); a mounting box (405) is installed at the bottom end of the second connecting plate (404); and a first fixing plate (406) is installed on the side wall of the mounting box (405); The positioning and fixing mechanism (5) comprises a second fixing plate (501), the second fixing plate (501) being fixedly mounted on the inner wall of the rail vehicle (106), a mounting frame (502) being mounted on the top of the second fixing plate (501), and the mounting frame (502) being internally hinged to a hinged plate (503), a third threaded hole (504) being provided inside the hinged plate (503), and a threaded rod (505) being threadedly connected to the inside of the third threaded hole (504), a positioning block (506) being rotatably mounted on one end of the threaded rod (505) via a bearing, and a through hole (5061) being provided inside the positioning block (506), and an extrusion block (507) being mounted on the bottom end of the positioning block (506).

2. The automatic sandblasting and sand cleaning device for a vehicle body according to claim 1, characterized in that: The second support plate (203) is fixedly mounted on a side wall of the sandblasting workshop mechanism (1); a first drive motor (204) is mounted on the top of the second support plate (203); and a first screw rod body (205) penetrating the first threaded hole (202) is mounted on the output end of the first drive motor (204) via a coupling; the first screw rod body (205) is threadedly connected to the first threaded hole (202).

3. The automatic sandblasting and sand cleaning device for a vehicle body according to claim 1, characterized in that: A first telescopic arm (309) is hinged inside the sandblasting robot base (308), and one end of the first telescopic arm (309) is hinged to a second telescopic arm (3010), one end of the second telescopic arm (3010) is installed with a sandblasting head (3011), and a fourth electric lifting rod (3012) is installed at the top of the sandblasting robot base (308), and one end of the fourth electric lifting rod (3012) is hinged to the bottom end of the second telescopic arm (3010).

4. The automatic sandblasting and sand cleaning device for a vehicle body according to claim 1, characterized in that: The side walls on one side of the mounting plate (109) are provided with a first slide groove (1093), and a first slider (1094) is arranged inside the first slide groove (1093); the side wall on one side of the first slider (1094) is fixedly connected to the side wall of the sliding plate (1010); the side wall on one side of the mounting plate (109) is installed with a first support plate (1091), and the bottom end of the first support plate (1091) is installed with a first electric lifting rod (1092); the bottom end of the first electric lifting rod (1092) is fixedly connected to the top end of the sliding plate (1010).

5. The automatic sandblasting and sand cleaning device for a vehicle body according to claim 1, characterized in that: The output end of the second driving motor (305) is mounted with a driving shaft (306) via a coupling, and a second gear body (307) is mounted on the top end of the driving shaft (306), and the second gear body (307) is meshed with the first gear body (304).

6. The automatic sandblasting and sand cleaning device for a vehicle body according to claim 1, characterized in that: A fourth drive motor (407) is installed at the top end of the installation box (405), and the output end of the fourth drive motor (407) is installed via a coupling to the first brush body (408) that passes through the installation box (405).

7. The automatic sandblasting and sand cleaning device for a vehicle body according to claim 1, characterized in that: A second electric lifting rod (409) is installed at the bottom end of the first fixed plate (406), and a fixed sleeve (4010) is installed at the bottom end of the second electric lifting rod (409), a roller rod (4011) is arranged at the bottom end of the fixed sleeve (4010), and a second brush body (4012) is installed at one end of the roller rod (4011) close to each other, a high-pressure spring body (40102) is installed at the top end of the fixed sleeve (4010), and a connecting rod (40101) is installed at the bottom end of the high-pressure spring body (40102), and the bottom end of the connecting rod (40101) is fixedly connected to the top end of the roller rod (4011).

8. The automatic sandblasting and sand cleaning device for a vehicle body according to claim 1, characterized in that: A second threaded hole (4041) is provided inside the second connecting plate (404), and the second threaded hole (4041) is threadedly connected to a second screw rod body (4042). The third drive motor (4043) is fixedly mounted on the top end inside the second groove (401), and the output end of the third drive motor (4043) is fixedly connected to the second screw rod body (4042).

9. The automatic sandblasting and sand cleaning device for a vehicle body according to claim 1, characterized in that: A sliding rod (5062) is installed at one end of the hinged plate (503), and the sliding rod (5062) and the through hole (5061) are mutually engaged; a third electric lifting rod (508) is installed at the top end of the second fixed plate (501), and the top end of the third electric lifting rod (508) is hinged to the bottom end of the hinged plate (503).

10. A process method for an automatic sandblasting and sand cleaning device for a vehicle body according to any one of claims 1 to 9, characterized in that: The steps include: S1: by designing the lateral movement mechanism (2), and by starting the first drive motor (204) to adjust the mounting plate (109) and the mounting sleeve (301) to move horizontally on the inner wall of the sandblasting workshop mechanism (1), and by starting the first electric lifting rod (1092) to move up and down, and by using the first electric lifting rod (1092) to adjust the sliding plate (1010) and the mounting sleeve (301) to move longitudinally on the inner wall of the sandblasting workshop mechanism (1); S2: By designing the rotating mechanism (3) and starting the second driving motor (305), the turntable body (302) and the sandblasting robot base (308) are adjusted to perform all-round rotation, and by designing the second telescopic arm (3010) and the fourth electric lifting rod (3012), the sandblasting head (3011) is used to perform all-round sandblasting on the vehicle body; S3: Through the design of the sand cleaning mechanism (4), the first brush body (408) is driven to rotate by starting the fourth drive motor (407) to lightly sand the vehicle body, and the third drive motor (4043) is started to adjust the installation box (405) and the first brush body (408) to move horizontally at the top of the top plate body (101), so that the first brush body (408) and the second brush body (4012) have a better sand cleaning effect on the vehicle body; S4: By designing the positioning and fixing mechanism (5), and by starting the third electric lifting rod (508) to lift and lower to drive the hinged plate (503) and the extrusion block (507) to rotate, the vehicle body is positioned and fixed, and by rotating the threaded rod (505) to adjust the positioning block (506) and the extrusion block (507) to position and fix the vehicle body, the positioning and fixing effect of the positioning and fixing mechanism (5) is better.

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