CN220162035U - Casting accessory surface grinding device - Google Patents

Abstract

The utility model discloses a polishing device for the surface of a pouring fitting, which belongs to the technical field of casting processing and comprises a base, wherein a dust cover is fixedly arranged on the base, a movable door is slidably arranged on the dust cover, a long column is rotatably arranged on the dust cover, a hand wheel is fixedly arranged at the right end of the long column, a plurality of threaded columns are rotatably arranged on the inner wall of the dust cover, and bevel gears are fixedly arranged on the outer surfaces of the long column and the threaded columns; this pour accessory surface grinding device realizes the fore-and-aft motion of polisher through setting up bevel gear, screw thread post and running through mutually supporting of movable column, and rethread motor one, adapter plate one and adapter plate two mutually support with the fretwork post, realize the side-to-side motion of polisher for polisher operating space free movement is fixed the accessory of pouring through setting up a left side two fixed cardboard, and fixed cardboard and movable cardboard cooperation are fixed, effectively avoid the skew.

Description

Casting accessory surface grinding device

Technical Field

The utility model belongs to the technical field of casting processing, and particularly relates to a polishing device for the surface of a pouring accessory.

Background

Along with the enhancement of the comprehensive national force of China and the rapid development of economy, china manufacturing is spread worldwide and is in the field of mechanical manufacturing. In the casting process, molten metal is poured into a casting mould, and the casting mould is cooled and solidified to obtain a part with a required shape and performance, burrs remain on the surface of the cast part after casting, and a polishing device is needed to smooth the surface of the cast part.

When the traditional polishing tool is used for mechanically polishing, more dust and waste residues are generated, the pollution is large, flying scraps generated in the polishing process are easy to pollute the surrounding environment, and therefore the dustproof polishing device is generated. The accessory grinding device is pour to dust protected on the present market when polishing, is rotated by the polisher generally, and in the accessory polishing process of pouring, the inside dust of current dust keeper can't clear up fast, can only play the restriction effect, blocks up easily, causes the dust backlog at filtering mechanism, influences polishing efficiency, and dust keeper inconvenient dismounting installs.

Disclosure of Invention

The utility model aims to provide a polishing device for the surface of a pouring accessory, which solves the problems that dust in the existing dustproof device in the prior art cannot be cleaned quickly, can only play a role of blocking and limiting, is easy to block, causes dust to accumulate on a filtering mechanism, affects polishing efficiency, and is inconvenient to detach and install.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pour accessory surface grinding device, includes the base, fixed mounting has the dust cover on the base, sliding mounting has the dodge gate on the dust cover, rotate on the dust cover and install long post, long post right-hand member fixed mounting has the hand wheel, dust cover inner wall rotates and installs a plurality of screw thread post, the equal fixed mounting of surface of long post and screw thread post has the bevel gear, two of homonymy position department bevel gear intermeshing, screw thread post surface rotation is installed fixed bolster two, fixed bolster two upper surface fixed mounting is at dust cover inner wall upper surface, screw thread post surface screw thread installs and runs through the movable post, run through movable post surface downside position department fixed mounting has a plurality of fixed bolster one, a fixed bolster one inside is opened flutedly, recess inner wall slidable mounting has the hollow post, wherein right side a fixed bolster one surface fixed mounting has motor two, a motor two output shaft fixed mounting has the armature plate one end rotation of armature plate two, a fixed bolster front side fixed mounting of intermediate position department has a fixed bolster, a fixed bolster air inlet housing has, a plurality of air inlet housing and exhaust pipe, a dust box is installed to run through, a plurality of air inlet housing and dust box, dust box is connected with the air inlet duct, dust box is connected to the air inlet duct.

By adopting the scheme, through setting up the base, be provided with the dust cover on the base, open the dodge gate, rotate the hand wheel, the hand wheel drives long post rotary motion, the bevel gear of screw thread post and long post surface plays the meshing effect, thereby drive screw thread post rotation, fixed bolster two makes the screw thread post be unlikely to break away from, the run-through that sets up on the screw thread post removes the post and moves, drive downside fixed bolster one and motor one, motor one output shaft drives the motion of joint board one and joint board two, thereby drive the hollow post side-to-side motion, the polisher realizes back-and-forth motion, through setting up the fan, dust in the dust cover gets into the dust box along the tuber pipe from the tip under the fan effect through setting up the fan, through setting up flow distribution plate and filter plate, flow distribution plate and filter plate utilize the bolt to fix, set up novel, through setting up the apron, but convenient change filter plate.

In the above scheme, it should be noted that the first motor, the second motor, the third motor, the fan and the air cylinder are electrically connected with the external power supply.

As a preferred implementation mode, the upper surface fixed mounting of base has two mounts, two the opposite one side of mount all is fixed with a plurality of spliced pole, spliced pole surface slidable mounting has two fixed cardboard, two fixed cardboard is located the left and right sides under the polisher respectively, both sides position department all fixed mounting has the fixed pillar about fixed cardboard upper surface, fixed pillar surface slidable mounting has movable cardboard, two fixed cardboard bottom all rotates and installs connecting plate one, connecting plate one is kept away from the one end rotation of fixed cardboard and is installed the prismatic plate, the prismatic plate is rotated and is installed on the base, surface mounting has the handle on the prismatic plate.

By adopting the scheme, through setting up two mount cooperation spliced pole and using, two fixed cardboard are at spliced pole surface slip, and the spliced pole can guarantee that fixed cardboard motion stability is good and be difficult for rocking, and prismatic plate normal running fit connecting plate is the fixed cardboard synchronous motion of driving both sides, is applicable to the processing of pouring accessory of different specification length and uses, and movable cardboard is through fixed pillar up-and-down sliding and cooperation fixed cardboard use, is applicable to the rotation of different diameter thickness specifications to fixed centre gripping use.

As a preferred implementation mode, a first motor is fixedly installed on the fixed clamping plate, an output shaft of the first motor eccentrically rotates to fixedly provide a disc, a guide rod is arranged on the peripheral side face of the disc in a fitting mode, and the bottom end of the guide rod is fixedly connected with the upper surface of the movable clamping plate.

By adopting the scheme, through setting up motor one, motor one output shaft drives the disc motion, and the disc encircles the orbit and provides upper and lower distance space, and disc and guide arm cooperation motion, the disc drives the guide arm up-and-down motion, realizes pouring the chucking effect of accessory, and application scope is wide, adjusts simply and conveniently.

As a preferred implementation mode, dust-proof box trailing flank fixed mounting has the limiting plate, limiting plate inner wall slidable mounting has the baffle, the draw-in groove has been seted up on the baffle, fixed mounting has the motor three on the dust-proof box, three output shaft fixed mounting of motor has the rotor plate, rotor plate fixed mounting has the linking cylinder, the linking cylinder rolls and installs at the draw-in groove inner wall, baffle front end fixed mounting has the sandwich disc, a plurality of grip block is installed to the inside screens of sandwich disc, the linkage board is installed in the one end rotation that the sandwich disc was kept away from to the grip block, the one end rotation that the grip block was kept away from to the linkage board is installed and is knocked the board, it uses with the filter plate cooperation to strike the upper surface rotation of board and grip block, U template rear end fixed mounting is at dust-proof box rear side inner wall.

By adopting the scheme, through setting up motor three, motor three output shaft drives the rotor plate motion, link up the cylinder along with the rotor plate motion, the draw-in groove that links up on the cylinder cooperation baffle of laying on the rotor plate drives the baffle and drives the sandwich disc and constantly carry out the back-and-forth motion, the sandwich disc drives the grip block motion, the grip block drives the linkage board motion, the linkage board drives and beats the board and constantly beats the filter plate, thereby strike down the dust that will block up on the filter plate mesh, avoid blockking up and influence dust collection efficiency, through setting up the limiting plate, can support the baffle and lead, make the baffle stability better in the up-and-down motion process, and be difficult for appearing the phenomenon that the slope rocked, through setting up the U template, can fix the grip block and beat the position of board and motionless, make grip block and beat the board not drop from the sky.

As a preferred implementation mode, a plurality of bolts are fixedly arranged on the lower surface of the inner wall of the dust box and the lower surface of the cover plate, a plurality of round grooves are formed in the upper surface and the lower surface of the flow dividing plate and the upper surface and the lower surface of the filter plate, and the round grooves are matched with the bolts at corresponding positions.

By adopting the scheme, through setting up the bolt, bolt cooperation circular slot uses, can carry out spacing support to filter plate and flow distribution plate, avoids rocking, is convenient for counterpoint cartridge.

As a preferred implementation mode, the outer surface of the fixed support column is provided with a spring, and two ends of the spring are respectively and fixedly connected with the fixed clamping plate and the movable clamping plate.

By adopting the scheme, through setting up the spring, the spring receives the extrusion and contracts when the fixed cardboard of activity cardboard downward movement cooperation is fixed pouring the accessory, can utilize the elasticity of spring to order about activity cardboard quick upward movement reset after the cutting operation is accomplished, promotes the simple operation degree.

Compared with the prior art, the utility model has the beneficial effects that:

this pour accessory surface grinding device realizes the fore-and-aft motion of polisher through setting up bevel gear, screw thread post and running through mutually supporting of moving the post, reuse motor one, adapter plate one and adapter plate two mutually support with the fretwork post, realize the left and right sides motion of polisher for polisher operation space free movement is fixed to pouring the accessory through setting up a left and right sides two fixed cardboard, fixed cardboard and activity cardboard cooperation, effectively avoid the skew, ensure good polishing machining operation precision, through setting up connecting plate one and prismatic plate cooperation use, the prismatic plate can drive the fixed cardboard motion of left and right sides when rotating, can adjust the distance between two fixed cardboard, be applicable to the accessory of pouring of different length specifications, application scope is wide, perfect functional diversity.

This pour accessory surface grinding device drives the rotor plate through the motor three of setting up the below and rotates to cooperation linking cylinder, baffle and limiting plate cooperation make the rotor plate drive the sandwich disc constantly through the baffle and carry out the back-and-forth movement, and then can drive to strike the board and hit the filter plate, thereby can hit the dust vibrations of attaching on the filter plate for, effectively avoid the dust adhesion to cause the phenomenon of jam, whole linkage is strong, perfect function diversity.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a dust cap according to the present utility model;

FIG. 3 is a schematic view of a sander according to the present utility model;

FIG. 4 is a schematic diagram of a card structure according to the present utility model;

FIG. 5 is a schematic cross-sectional view of the dust box of the present utility model;

FIG. 6 is a schematic view of an exploded view of the filter plate, diverter plate and latch of the present utility model;

fig. 7 is an enlarged schematic view of fig. 5 a according to the present utility model.

In the figure: 1. a base; 2. a moving door; 3. a dust cover; 4. a fixing frame; 5. a connecting column; 6. a fixed clamping plate; 7. a first connecting plate; 8. a prismatic plate; 9. a first motor; 10. a disc; 11. a guide rod; 12. a fixed support; 13. a spring; 14. a second motor; 15. a first connecting plate; 16. a second connecting plate; 17. routing the column; 18. a first fixed bracket; 19. a grinding machine; 20. penetrating through the moving column; 21. a threaded column; 22. a second fixing bracket; 23. a long column; 24. bevel gears; 25. a blower; 26. a dust box; 27. a third motor; 28. a rotating plate; 29. a limiting plate; 30. a guide plate; 31. a sandwich disc; 32. a U-shaped plate; 33. a diverter plate; 34. a filter plate; 35. a plug pin; 36. an air outlet; 37. a linkage plate; 38. a hand wheel; 39. a striking plate; 40. a movable clamping plate; 41. and a clamping plate.

Detailed Description

Referring to fig. 1-7, the utility model provides a polishing device for casting fitting surfaces, comprising a base 1, wherein a dust cover 3 is fixedly arranged on the base 1, a movable door 2 is slidably arranged on the dust cover 3, a long column 23 is rotatably arranged on the dust cover 3, a hand wheel 38 is fixedly arranged at the right end of the long column 23, a plurality of threaded columns 21 are rotatably arranged on the inner wall of the dust cover 3, bevel gears 24 are fixedly arranged on the outer surfaces of the long column 23 and the threaded columns 21, two bevel gears 24 at the same side position are meshed with each other, a second fixed support 22 is rotatably arranged on the outer surface of the threaded columns 21, the upper surface of the second fixed support 22 is fixedly arranged on the upper surface of the inner wall of the dust cover 3, a penetrating through moving column 20 is threadedly arranged on the outer surface of the threaded columns 21, a plurality of first fixed supports 18 are fixedly arranged at the lower side position of the outer surface of the penetrating through moving column 20, grooves are formed in the first fixed supports 18, the inner wall of the groove is slidably provided with a hollow column 17, the lower surface of a fixed support 18 on the right side is fixedly provided with a motor II 14, an output shaft of the motor II 14 is fixedly provided with a joint plate I15, one end of the joint plate I15, which is far away from the motor II 14, is rotatably provided with a joint plate II 16, the front side surface of the fixed support I18 at the middle position is fixedly provided with a cylinder, the lower end of the cylinder is fixedly provided with a polisher 19, the outer surface of the dust cover 3 is provided with an exhaust pipe in a penetrating way, the upper surface of the dust cover 3 is fixedly provided with a fan 25 and a dust box 26, the air inlet pipe of the fan 25 is communicated with an exhaust pipe, the end part of the air outlet pipe of the fan 25 penetrates the dust box 26, the upper surface of the dust box 26 is rotatably provided with a cover plate, a splitter plate 33 and a plurality of filter plates 34 are arranged in the dust box 26, the right side surface of the dust box 26 is provided with an air outlet 36 in a penetrating way, and the right side surface of the dust cover 3 is provided with an air inlet hole.

The upper surface fixed mounting of base 1 has two mounts 4, the opposite one side of two mounts 4 all is fixed with a plurality of spliced pole 5, spliced pole 5 surface slidable mounting has two fixed cardboard 6, two fixed cardboard 6 are located the left and right sides of polisher 19 below respectively, fixed cardboard 6 upper surface's the equal fixed stay 12 of both sides position department, fixed stay 12 surface slidable mounting has movable cardboard 40, two fixed cardboard 6 bottom is all rotated and is installed connecting plate one 7, connecting plate one 7 is kept away from fixed cardboard 6's one end and is rotated and install prismatic plate 8, prismatic plate 8 rotates and installs on base 1, prismatic plate 8 upper surface fixed mounting has the handle, through setting up two fixed cardboard 4 cooperation spliced pole 5 use, two fixed cardboard 6 slide on spliced pole 5 surface, spliced pole 5 can guarantee that fixed cardboard 6 motion stability is good and be difficult for rocking, fixed cardboard 6 normal running fit connecting plate one 7 drives the fixed cardboard 6 synchronous motion of both sides, be applicable to the accessory processing of different specification length and use, movable cardboard 40 is through fixed stay 12 vertical slip and cooperation fixed cardboard diameter use, be applicable to the different rotation centre gripping thickness uses to the thickness of rotation.

The fixed clamping plate 6 is fixedly provided with the first motor 9, the output shaft of the first motor 9 is eccentrically and fixedly provided with the disc 10, the peripheral side face of the disc 10 is jointed with the guide rod 11, the bottom end of the guide rod 11 is fixedly connected with the upper surface of the movable clamping plate 40, the first motor 9 is arranged, the output shaft of the first motor 9 drives the disc 10 to move, the disc 10 surrounds the track to provide a vertical distance space, the disc 10 and the guide rod 11 are in matched motion, the disc 10 drives the guide rod 11 to move up and down, the clamping effect on pouring accessories is achieved, the application range is wide, and the adjustment is simple and convenient.

The dust box 26 trailing flank fixed mounting has limiting plate 29, limiting plate 29 inner wall slidable mounting has baffle 30, the draw-in groove has been seted up on baffle 30, fixed mounting has motor three 27 on the dust box 26, motor three 27 output shaft fixed mounting has rotor plate 28, rotor plate 28 fixed mounting has the linking cylinder, the linking cylinder rolls and installs at the draw-in groove inner wall, baffle 30 front end fixed mounting has sandwich disc 31, a plurality of grip block 41 is installed to sandwich disc 31 inside screens, the one end that sandwich disc 31 was kept away from to grip block 41 rotates and installs linkage plate 37, linkage plate 37 is kept away from the one end rotation of grip block 41 and is installed strike plate 39, strike plate 39 and filter plate 34 cooperation use, the upper surface rotation of strike plate 39 and grip block 41 installs same U template 32, U template 32 rear end fixed mounting is at dust box 26 rear side inner wall, through setting up motor three 27, the rotor plate 28 motion is followed to the output shaft of motor three 27, the linking cylinder moves along with rotor plate 28, the joint cylinder on rotor plate 28 cooperates the baffle 30, the draw-in groove on the guide plate 30 drives the disc 31 constantly to carry out the sandwich disc 31 and moves back and forth, the one end rotation of sandwich disc 37 is kept away from the support plate 39 and drives the baffle 34 and drives the linkage plate 39 and can not beat plate 39 and drives the baffle 34 to beat the baffle 34 and can not beat the baffle 34 and can take off the effect in the position in the filter plate 39 through the slope and the filter plate 34 and the filter plate is located down, the filter plate is difficult to take off the filter plate 34 and the filter plate is located down the linkage plate is broken down to the upper plate and the filter plate is difficult to be used to the filter plate is broken down.

The dust box 26 inner wall lower surface and apron lower surface are all fixed mounting have a plurality of bolt 35, and a plurality of circular slot has all been seted up to the upper surface and the lower surface of flow distribution plate 33 and the upper surface and the lower surface of filter plate 34, and circular slot and the bolt 35 cooperation of corresponding position department use, through setting up bolt 35, bolt 35 cooperation circular slot uses, can carry out spacing support to filter plate 34 and flow distribution plate 33, avoids rocking, is convenient for counterpoint cartridge.

The fixed pillar 12 surface is provided with spring 13, and the both ends of spring 13 respectively with fixed cardboard 6 and activity cardboard 40 fixed connection, through setting up spring 13, spring 13 receives the extrusion and contracts when fixed cardboard 6 is fixed pouring the accessory to activity cardboard 40 downward movement cooperation, can utilize the 13 elasticity of spring to order about activity cardboard 40 quick upward movement reset after the cutting operation is accomplished, promotes the simple operation degree.

When the movable door 2 is used, the movable door 2 is opened, the handle on the prismatic plate 8 is screwed, the distance between the two fixed clamping plates 6 is adjusted through the first connecting plate 7, after adjustment, a casting accessory to be polished is placed on the two fixed clamping plates 6, the first motor 9 is started, the output shaft of the first motor 9 drives the disc 10 to rotate, the disc 10 rotates one hundred eighty degrees to drive the guide rod 11 to drive the movable clamping plate 40 to move downwards, the movable clamping plate 40 moves downwards to match the fixed clamping plate 6 to lock the casting accessory, the first motor 9 is stopped, the hand wheel 38 is rotated, the hand wheel 38 drives the long column 23 to rotate, the bevel gear 24 on the long column 23 and the bevel gear 24 on the threaded column 21 drive the threaded column 21 to synchronously rotate along with the long column 23, so that the first fixed support 18 below is driven to move forwards and backwards with the second motor 14 is started, the output shaft of the second motor 14 drives the first connecting plate 15 and the second connecting plate 16 to move, the hollow column 17 is driven to drive the first fixed support 18 to move left and right, so that the grinding machine 19 moves to a designated position, the air cylinder is started, the air cylinder controls the grinding machine 19 to move downwards to start operating grinding, after the surface of a casting accessory is treated, the first motor 9 is started, the output shaft of the first motor 9 drives the disc 10 to rotate, the disc 10 rotates for one hundred eighty degrees, the elasticity of the spring 13 drives the movable clamping plate 40 to move upwards, the movable clamping plate 40 moves upwards to cooperate with the fixed clamping plate 6 to unlock the casting accessory, the first motor 9 is stopped, the position of the casting accessory is regulated by overturning, grinding operation is performed again, the fan 25 is started in the grinding process, dust in the working process enters the fan 25 along the exhaust pipe, enters the dust box 26 along the fan 25, the splitter plate 33 splits the gas doped with the dust, the filter plate 34 filters and collects the particles, and starting the motor III 27, driving the guide plate 30 to drive the sandwich disc 31 to continuously move back and forth by matching the clamping grooves on the guide plate 30 with the connecting cylinders arranged on the rotating plate 28, and driving the clamping plate 41 to move when the sandwich disc 31 moves back and forth, and driving the linkage plate 37 to move by the clamping plate 41 so as to drive the knocking plate 39 to continuously knock the filter plate 34, thereby knocking attached dust in the filter plate 34 down, avoiding the filter plate 34 from being blocked, finishing polishing, opening the cover plate, and detaching the flow plate 33 and the filter plate 34, and separating the plug pins 35 from the flow distribution plate 33 and the filter plate 34 so as to remove residual materials.

Claims (6)

1. A pour accessory surface grinding device, its characterized in that: comprises a base (1), dust cover (3) is fixedly installed on base (1), sliding mounting has dodge gate (2) on dust cover (3), rotation is installed on dust cover (3) has long post (23), long post (23) right-hand member fixed mounting has hand wheel (38), dust cover (3) inner wall rotation installs a plurality of screw thread post (21), the surface of long post (23) and screw thread post (21) is all fixed mounting has bevel gear (24), two of homonymy position department bevel gear (24) intermesh, screw thread post (21) outer surface rotation installs fixed bolster two (22), fixed bolster two (22) upper surface fixed mounting is at dust cover (3) inner wall upper surface, screw thread post (21) outer surface screw thread mounting runs through movable post (20), fixed bolster one (18) inside open has the recess, recess inner wall sliding mounting has bevel gear (17), wherein motor one (14) fixed bolster one, two fixed bolster one (14) fixed mounting has output shaft one, the utility model discloses a dust cover, including motor two (14), connecting plate one (15), connecting plate two (16) are installed in the one end rotation of keeping away from motor two (14), and intermediate position department fixed bolster one (18) leading flank fixed mounting has the cylinder, cylinder lower extreme fixed mounting has polisher (19), the surface of dust cover (3) runs through and installs the exhaust pipe, the upper surface fixed mounting of dust cover (3) has fan (25) and dust proof case (26), fan (25) air-supply line is linked together with the blast pipe, fan (25) air-out pipe tip runs through dust proof case (26), the apron is installed in dust proof case (26) upper surface rotation, be provided with flow distribution plate (33) and a plurality of filter plate (34) in dust proof case (26), dust proof case (26) right flank runs through and installs air outlet (36), the inlet has been seted up to dust cover (3) right flank.

2. A casting accessory surface finish apparatus as claimed in claim 1 wherein: the utility model discloses a base, including base (1) and fixed cardboard (6), fixed cardboard (8) are installed in the fixed cardboard (8), fixed cardboard (6) are located the left and right sides of polisher (19) below respectively, fixed cardboard (6) upper surface front and back both sides position department equal fixed mounting has fixed pillar (12), fixed pillar (12) outer surface slidable mounting has movable cardboard (40), two fixed cardboard (6) bottom is all rotated and is installed connecting plate one (7), one end rotation that fixed cardboard (6) were kept away from to connecting plate one (7) is installed prismatic board (8), prismatic board (8) rotation is installed on base (1), surface fixed mounting has the handle on prismatic board (8).

3. A casting accessory surface finish apparatus as claimed in claim 2 wherein: the fixed clamping plate (6) is fixedly provided with a first motor (9), an output shaft of the first motor (9) eccentrically rotates and is fixedly provided with a disc (10), the peripheral side face of the disc (10) is provided with a guide rod (11) in a fit mode, and the bottom end of the guide rod (11) is fixedly connected with the upper surface of the movable clamping plate (40).

4. A casting accessory surface finish apparatus as claimed in claim 1 wherein: the utility model discloses a dust-proof box, including dust-proof box (26), baffle (30) are installed to dust-proof box (26) trailing flank fixed mounting, baffle (30) are installed to limiting plate (29) inner wall slidable mounting, the draw-in groove has been seted up on baffle (30), fixed mounting has motor three (27) on dust-proof box (26), motor three (27) output shaft fixed mounting has rotor plate (28), rotor plate (28) fixed mounting has the linking cylinder, linking cylinder rolling mounting is at the draw-in groove inner wall, baffle (30) front end fixed mounting has sandwich disc (31), a plurality of grip block (41) are installed to sandwich disc (31) inside screens, link plate (37) are installed in the one end rotation that sandwich disc (31) were kept away from to grip block (41), one end rotation that grip block (37) were kept away from to link plate (41) is installed and is knocked board (39), knocked board (39) and filter plate (34) cooperation use, the upper surface rotation of rotor plate (39) and grip block (41) installs same template (32), U end (32) rear end at dust-proof box (26) side rear end installation.

5. A casting accessory surface finish apparatus as claimed in claim 1 wherein: the dust-proof box is characterized in that a plurality of bolts (35) are fixedly arranged on the lower surface of the inner wall of the dust-proof box (26) and the lower surface of the cover plate, a plurality of round grooves are formed in the upper surface and the lower surface of the flow distribution plate (33) and the upper surface and the lower surface of the filter plate (34), and the round grooves are matched with the bolts (35) at corresponding positions.

6. A casting accessory surface finish apparatus as claimed in claim 2 wherein: the outer surface of the fixed support column (12) is provided with a spring (13), and two ends of the spring (13) are fixedly connected with the fixed clamping plate (6) and the movable clamping plate (40) respectively.