CN113857959A

CN113857959A - Model surface grinding device for industrial design

Info

Publication number: CN113857959A
Application number: CN202111107779.3A
Authority: CN
Inventors: 吕天娥; 伍玉宙
Original assignee: Huaiyin Institute of Technology
Current assignee: Huaiyin Institute of Technology
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2021-12-31

Abstract

The invention discloses a model surface polishing device for industrial design, which comprises a bottom plate, wherein the bottom plate is arranged on a polishing machine to enable the bottom plate to slide in a reciprocating manner from left to right, the top of the bottom plate is fixedly connected with a portal frame, the bottom of the portal frame is fixedly connected with a pin shaft, the outer wall of the pin shaft is sequentially and rotatably connected with two third connecting rods from top to bottom, the top of the bottom plate is slidably connected with a mounting plate, the outer wall of the mounting plate is symmetrically provided with two first sliding grooves in a penetrating manner, the inner walls of the two first sliding grooves are both slidably connected with first sliding blocks, the outer walls of the two first sliding blocks are hinged with the end parts of the same sides of the two third connecting rods, one ends of the two third connecting rods, which are far away from the mounting plate, are both provided with polishing assemblies, and the two polishing assemblies are parallel to each other. The grinding machine can comprehensively grind the planes of the chamfers, the chamfer lines and the surfaces on the two sides of the chamfer lines, and can simultaneously grind the outer walls on the two sides of the chamfers with different angles.

Description

Model surface grinding device for industrial design

Technical Field

The invention relates to the technical field of industrial design, in particular to a model surface polishing device for industrial design.

Background

Industrial design refers to the design of industrial products based on engineering, aesthetics and economics, and industrial design is generally designed for industrial products such as product design, mechanical design, architectural design and process design.

The industrial design model part is generally integrated into one piece, needs to carry out the processing of surface smoothness to it before showing and using, prevents that the industrial design finished product spare from causing the aesthetic feeling not enough when using, in model production, ignores easily to handle near the chamfer line of model chamfer, leads to influencing the holistic quality of model.

Disclosure of Invention

The invention aims to provide a model surface polishing device for industrial design, which has the advantages of comprehensively polishing a chamfer plane, a chamfer line and surfaces on two sides of the chamfer, and simultaneously polishing outer walls on two sides of chamfers with different angles, and solves the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a model surface polishing device for industrial design comprises a bottom plate, wherein the bottom plate is arranged on a polishing machine tool and can slide in a reciprocating manner from left to right, a portal frame is fixedly connected to the top of the bottom plate, a pin shaft is fixedly connected to the bottom of the portal frame, two third connecting rods are sequentially and rotatably connected to the outer wall of the pin shaft from top to bottom, a mounting plate is slidably connected to the top of the bottom plate, two first sliding grooves are symmetrically arranged on the outer wall of the mounting plate in a penetrating manner, first sliding blocks are respectively and slidably connected to the inner walls of the two first sliding grooves, the outer walls of the two first sliding blocks are hinged to the end parts of the same side of the two third connecting rods, polishing assemblies are respectively arranged at one ends of the two third connecting rods, which are far away from the mounting plate, the two polishing assemblies are parallel to each other, and a transmission mechanism for enabling the mounting plate to be close to and far away from the portal frame is further arranged at the top of the bottom plate, and two what first slider kept away from each other, two the subassembly of polishing is kept away from each other and is close to near the chamfer line that can be to the model chamfer and polish.

Preferably, the outer wall fixedly connected with fixed column of mounting panel, the tip that the mounting panel was kept away from to the fixed column has seted up the hole groove, the inside sliding connection in hole groove has the slide bar, the tip fixedly connected with mount pad of mounting panel is kept away from to the slide bar, the outer wall cover of slide bar is equipped with the spring, the tip fixedly connected with polishing assembly of mounting panel is kept away from to the mount pad.

Preferably, there is the interval between two the subassembly of polishing, the subassembly of polishing includes the mount pad of polishing, mount pad fixed connection is in the bottom of third connecting rod of polishing, the inner wall of mount pad of polishing rotates and is connected with the post of polishing, the post of polishing all is through the work of polishing motor drive.

Preferably, drive mechanism includes the backup pad, the top at the bottom plate is fixed to the backup pad, the backup pad is close to two guide arms of outer wall fixedly connected with of mounting panel, two sliding connection has the slide between the guide arm, the outer wall that the slide is close to the mounting panel articulates there are two second connecting rods, two the second connecting rod respectively with two the outer wall of first slider is articulated.

Preferably, the top fixedly connected with bearing frame of bottom plate, the outer wall of bearing frame rotates and is connected with the second pivot, second pivot outer wall rotates and is connected with the carousel, the outer wall fixedly connected with screw rod mount pad of second pivot is kept away from to the carousel, the mounting groove has been seted up to the outer wall of screw rod mount pad, the inner wall sliding connection of mounting groove has adjustable screw rod cover, the outer wall of screw rod cover rotates and is connected with first connecting rod, the one end that the screw rod cover was kept away from to first connecting rod is articulated with the outer wall of slide, still includes drive carousel pivoted power unit.

Preferably, the top of mounting groove is rotated and is connected with the screw rod, the bottom of screw rod runs through the bottom of screw rod cover top and screw rod mount pad in proper order, just the outer wall of screw rod is connected with screw rod mount pad bottom run-through department rotation, just the screw rod is connected with the run-through department threaded connection of screw rod cover.

Preferably, the power mechanism comprises a motor, the motor is fixedly mounted at the top of the bottom plate through a motor frame, the output end of the motor is fixedly connected with a first gear, the outer wall of the second rotating shaft is fixedly connected with a second gear, and the second gear is meshed with the first gear.

Preferably, a second sliding groove is formed in the top of the bottom plate, a supporting column is connected to the inner wall of the second sliding groove in a limiting sliding mode, and the top of the supporting column is fixedly connected with the bottom of the mounting plate.

Preferably, the end fixedly connected with conical gear that the screw rod wore out the screw rod mount pad bottom, the second pivot is the cavity structure, the outer wall fixedly connected with dead axle of bearing frame, the dead axle is located the inside of guide arm, the dead axle is kept away from the end fixedly connected with of bearing frame and is decided conical gear, decide conical gear and conical gear meshing connection, just conical gear and deciding conical gear are for equalling the gear.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, through the matching of the transmission mechanism and the grinding assembly, when the transmission mechanism enables the mounting plate to approach and separate towards the direction of the portal frame, through the limitation of the pin shaft and the matching of the left and right movement of the first slide blocks, the two first slide blocks are enabled to separate away and approach each other, so that the two grinding assemblies can approach and separate from each other, through the matching of the whole base plate in the grinding machine tool, when the whole base plate is close to the workpiece model, the two grinding assemblies are enabled to separate away from each other, so that the two grinding assemblies can grind the periphery of a chamfer line at the chamfer angle of the workpiece model, when the whole base plate is far from the workpiece model, the two grinding assemblies are enabled to approach each other, so that the workpiece model can be ground and detected for the second time in the return stroke, and when the grinding assemblies are found to idle, the grinding is finished.

Through the arrangement and the grinding assembly on the outer wall of the grinding assembly, when the mounting plate approaches the portal frame, the grinding assembly on the outer wall of the mounting seat can be driven to approach the model workpiece, and when the mounting plate moves to a certain degree, the two grinding assemblies at the bottom of the portal frame can be far away from each other, so that the grinding assembly on the outer wall of the mounting seat can penetrate through a hole between the two grinding assemblies, and the grinding assembly can grind a middle chamfer plane.

Through the matching of the screw sleeve, the first connecting rod and the rotary table, when the rotary table rotates, the support plate can be driven to do reciprocating linear motion along the outer wall of the guide rod, the real polishing state can be simulated through enabling the support plate to do reciprocating linear motion, the two polishing assemblies can be expanded to a certain angle each time through enabling the two polishing assemblies to do reciprocating motion on the matching bottom plate, and the two polishing assemblies can polish the outer walls of the chamfer line and the two sides of the chamfer line for multiple times until the chamfer line and the outer walls of the two sides of the chamfer line are polished smoothly.

The adjustable screw sleeve is arranged, so that the distance between the screw sleeve and the circle center of the rotary table can be adjusted, the reciprocating movement distance of the supporting plate can be adjusted, the expansion angle of the two polishing assemblies can be adjusted, the polishing assemblies can adapt to different angles, and the outer walls of two sides of different chamfers can be polished.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic right side view of the present invention;

FIG. 3 is a schematic view of the structure of FIG. 2 taken along line A-A according to the present invention;

FIG. 4 is a front view structural schematic of the present invention;

FIG. 5 is a schematic view of the structure of FIG. 4 taken along line B-B;

FIG. 6 is a schematic view of a portion of the structure of the present invention;

FIG. 7 is a schematic view of a third link structure according to the present invention;

FIG. 8 is a schematic diagram of a workpiece model according to the present invention.

In the figure: 1. a base plate; 2. a turntable; 3. a first link; 4. a slide base; 5. a second link; 6. mounting a plate; 7. fixing a column; 8. a slide bar; 9. a mounting seat; 12. polishing the mounting seat; 13. a gantry; 14. a third link; 15. a first chute; 16. a first slider; 17. a motor; 18. a bearing seat; 19. a screw mounting seat; 20. a support pillar; 21. a second chute; 23. polishing the column; 24. a pin shaft; 25. a screw; 26. a bevel gear; 27. a fixed bevel gear; 28. a guide bar; 29. a second rotating shaft; 30. fixing a shaft; 31. a screw sleeve; 32. a first gear; 33. a second gear; 34. and a support plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides a technical solution: a model surface polishing device for industrial design comprises a bottom plate 1, wherein the bottom plate 1 is arranged on a polishing machine tool, so that the bottom plate 1 can slide in a left-right reciprocating manner, the top of the bottom plate 1 is fixedly connected with a portal frame 13, the bottom of the portal frame 13 is fixedly connected with a pin shaft 24, the outer wall of the pin shaft 24 is sequentially and rotatably connected with two third connecting rods 14 from top to bottom, the top of the bottom plate 1 is slidably connected with a mounting plate 6, the outer wall of the mounting plate 6 is symmetrically provided with two first sliding grooves 15 in a penetrating manner, the inner walls of the two first sliding grooves 15 are respectively and slidably connected with first sliding blocks 16, the outer walls of the two first sliding blocks 16 are hinged with the end parts of the same sides of the two third connecting rods 14, one ends of the two third connecting rods 14 far away from the mounting plate 6 are respectively provided with polishing components which are parallel to each other and are enabled to be at the same horizontal position, the top of the bottom plate 1 is also provided with a transmission mechanism which enables the mounting plate 6 to be close to and far away from the portal frame 13, and the two first sliders 16 are far away from each other, and the two grinding assemblies are far away from each other and close to each other so as to grind the vicinity of a chamfer line at the chamfer of the model.

During implementation, the chamfer angle or the chamfer plane of the workpiece model is required to be parallel to face the two grinding assemblies, so that the two grinding assemblies can simultaneously abut against the chamfer surface.

When drive mechanism makes mounting panel 6 be close to and keep away from to the direction of portal frame 13, the restriction through round pin axle 24 and the cooperation that moves about first slider 16, thereby make two first sliders 16 keep away from each other and be close to, thereby can make two polishing assembly can be each other be close to and keep away from, in the cooperation through cooperation bottom plate 1 whole at the lathe of polishing, when bottom plate 1 is whole when being close to the work piece model, make two polishing assembly keep away from each other simultaneously, thereby make two polishing assembly can polish around the chamfer line of the chamfer department of work piece model, when bottom plate 1 is whole when keeping away from the work piece model, make two polishing assembly be close to each other, thereby can carry out secondary to the work piece model when the return stroke again and polish and detect, when discovering polishing assembly idle running, accomplish promptly and polish.

Further, the outer wall fixedly connected with fixed column 7 of mounting panel 6, the tip that mounting panel 6 was kept away from to fixed column 7 has seted up the hole groove, and the inside sliding connection in hole groove has slide bar 8, and the tip fixedly connected with mount pad 9 of mounting panel 6 is kept away from to slide bar 8, and the outer wall cover of slide bar 8 is equipped with the spring, and the tip fixedly connected with subassembly of polishing of mounting panel 6 is kept away from to mount pad 9.

When the mounting panel 6 is being close to portal frame 13, can drive the grinding component who is located the 9 outer walls of mount pad and be close to the model work piece, when mounting panel 6 moved to a certain extent, two grinding components that are located portal frame 13 bottom can keep away from each other to the hole between two grinding components can be passed to the grinding component who makes to be located the 9 outer walls of mount pad, thereby makes this grinding component can polish the chamfer plane in the middle of.

Through setting up the spring for can adapt to different migration distances, and can increase certain pressure for the plane of polishing.

In conclusion, the invention can comprehensively polish the chamfer plane, the chamfer line and the surfaces at two sides of the chamfer line.

Further, there is the interval between two subassemblies of polishing, and the subassembly of polishing is including the mount pad 12 of polishing, and the mount pad 12 fixed connection of polishing is in the bottom of third connecting rod 14, and the inner wall of mount pad 12 of polishing rotates and is connected with the post 23 of polishing, and the post 23 of polishing all works through the motor drive of polishing.

Because the grinding of work piece model generally does not need super high rotational speed, consequently can select for use suitable grinding motor to provide power for the rotation of grinding post 23, as shown in fig. 1 and 3, two grinding posts 23 belong to vertical state to can cooperate the holistic removal of bottom plate 1 to accomplish and grind, can not appear and pause and frustrate and feel.

Further, the transmission mechanism comprises a supporting plate 34, the supporting plate 34 is fixed at the top of the bottom plate 1, two guide rods 28 are fixedly connected to the outer wall of the supporting plate 34 close to the mounting plate 6, a sliding seat 4 is connected between the two guide rods 28 in a sliding manner, two second connecting rods 5 are hinged to the outer wall of the sliding seat 4 close to the mounting plate 6, and the two second connecting rods 5 are hinged to the outer walls of the two first sliding blocks 16 respectively.

When the supporting plate 34 is pushed to approach the portal frame 13 by external force or manually, the mounting plate 6 can be made to approach the portal frame 13 by the connection relationship of the second connecting rod 5, and the two first sliders 16 can be made to separate from each other, so that the two polishing assemblies can be separated from each other.

Further, bottom plate 1's top fixedly connected with bearing frame 18, the outer wall of bearing frame 18 rotates and is connected with second pivot 29, the outer wall of second pivot 29 rotates and is connected with carousel 2, the outer wall fixedly connected with screw rod mount pad 19 of second pivot 29 is kept away from to carousel 2, the mounting groove has been seted up to the outer wall of screw rod mount pad 19, the inner wall sliding connection of mounting groove has adjustable screw rod cover 31, the outer wall of screw rod cover 31 rotates and is connected with first connecting rod 3, the one end that screw rod cover 31 was kept away from to first connecting rod 3 is articulated with the outer wall of slide 4, still include drive carousel 2 pivoted power unit.

Through screw rod cover 31, the cooperation of first connecting rod 3 and carousel 2, when carousel 2 takes place to rotate, can drive backup pad 34 and be reciprocal linear motion along the outer wall of guide arm 28, can be reciprocal linear motion through making backup pad 34, thereby can simulate out true state of polishing, be close to and keep away from through making two reciprocal subassemblies of polishing, thereby can make two subassemblies of polishing expand certain angle at every turn, reciprocating motion at cooperation bottom plate 1, thereby can make two subassemblies of polishing carry out polishing many times to the outer wall of chamfer line and both sides, until polish smoothly.

Through setting up adjustable screw rod cover 31 for can adjust screw rod cover 31 from the distance of 2 centre of a circle departments of carousel, thereby can realize adjusting the distance of backup pad 34 reciprocating motion, thereby can adjust the angle of two polishing assembly expansions, can make it can adapt to different angles, thereby can polish the outer wall of the chamfer both sides of difference.

Further, the top of mounting groove is rotated and is connected with screw rod 25, and the bottom of screw rod 25 runs through the bottom of screw rod cover 31 top and screw rod mount pad 19 in proper order, and the outer wall of screw rod 25 and the bottom of screw rod mount pad 19 run through the department and rotate and be connected, and screw rod 25 and the threaded connection of the department that runs through of screw rod cover 31.

By rotating the screw 25, the distance of the screw sleeve 31 from the center of the circle of the turntable 2 can be adjusted, which is the fit of the screw threads.

Further, the power mechanism comprises a motor 17, the motor 17 is fixedly mounted at the top of the bottom plate 1 through a motor frame, an output end of the motor 17 is fixedly connected with a first gear 32, an outer wall of the second rotating shaft 29 is fixedly connected with a second gear 33, and the second gear 33 is meshed with the first gear 32.

The output end of the motor 17 can drive the first gear 32 and the second gear 33 to rotate in an engaged manner, so that the second rotating shaft 29 drives the rotating disc 2 to rotate.

Further, in order to enable the mounting plate 6 to run better, the top of the bottom plate 1 is provided with a second sliding groove 21, the inner wall of the second sliding groove 21 is connected with a supporting column 20 in a limiting sliding mode, and the top of the supporting column 20 is fixedly connected with the bottom of the mounting plate 6.

Further, the end of the screw 25 penetrating through the bottom of the screw mounting seat 19 is fixedly connected with a bevel gear 26, the second rotating shaft 29 is of a hollow structure, the outer wall of the bearing seat 18 is fixedly connected with a fixed shaft 30, the fixed shaft 30 is located inside the guide rod 28, the end of the fixed shaft 30 far away from the bearing seat 18 is fixedly connected with a fixed bevel gear 27, the fixed bevel gear 27 is meshed with the bevel gear 26, and the bevel gear 26 and the fixed bevel gear 27 are identical gears.

Through deciding bevel gear 27 and be connected with bevel gear 26 meshing, when carousel 2 drives screw rod mount pad 19 and rotates, can make bevel gear 26 can revolve along bevel gear 26, every rotation round when carousel 2, bevel gear 26 revolves a week, and self can the rotation round, thereby make screw rod cover 31 can remove a bit distance, direction of movement through setting up bevel gear 26 and screw rod cover 31, can make screw rod cover 31 be close to the centre of a circle of carousel 2 when making carousel 2 rotate, thereby change eccentric distance, and then can change backup pad 34 reciprocating motion's distance, thereby make the angle of two polishing assembly expansions reduce gradually, thereby make the polishing assembly can exert pressure to the outer wall of chamfer both sides, thereby more thoroughly of polishing.

Through the cooperation of above-mentioned isotructure, carry out comprehensive polishing to the plane of chamfer, chamfer line and the face of both sides, can also polish to the outer wall of different angle chamfer both sides simultaneously.

FIG. 8 is a schematic view of some workpiece models to which the present invention is applicable, and the present invention can be applied to directly grind a chamfer plane, and can also be applied to directly grind planes on both sides of a sharp part.

The working principle is as follows: this model surface grinding device for industrial design uses, when making mounting panel 6 be close to and keep away from to portal frame 13's orientation, the restriction through round pin axle 24 and the cooperation that removes about first slider 16, thereby make two first sliders 16 keep away from each other and be close to, thereby can make two subassemblies of polishing can be each other close to and keep away from, the cooperation of the lathe of polishing is being holistic through cooperation bottom plate 1, when bottom plate 1 is whole when being close to the work piece model, two subassemblies of polishing are keeping away from each other simultaneously, thereby make two subassemblies of polishing can polish around the chamfer line of the chamfer of work piece model.

The standard parts used in the present embodiment may be purchased directly from the market, and the non-standard structural components described in the specification and drawings may be obtained by processing without any doubt according to the common general knowledge in the art, and the connection manner of the respective parts is by the conventional means developed in the art, and the machines, parts and equipment are of the conventional type in the art, so that the detailed description thereof is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a model surface grinding device for industrial design, includes bottom plate (1), bottom plate (1) is installed on the polisher bed, makes bottom plate (1) can control reciprocal slip, its characterized in that: the top of the bottom plate (1) is fixedly connected with a portal frame (13), the bottom of the portal frame (13) is fixedly connected with a pin shaft (24), the outer wall of the pin shaft (24) is sequentially and rotatably connected with two third connecting rods (14) from top to bottom, the top of the bottom plate (1) is slidably connected with a mounting plate (6), the outer wall of the mounting plate (6) is symmetrically provided with two first sliding grooves (15) in a penetrating manner, the inner walls of the two first sliding grooves (15) are respectively and slidably connected with a first sliding block (16), the outer walls of the two first sliding blocks (16) are hinged with the end parts of the same side of the two third connecting rods (14), one ends of the two third connecting rods (14) far away from the mounting plate (6) are respectively provided with a polishing component, the two polishing components are parallel to each other, the top of the bottom plate (1) is also provided with a transmission mechanism which enables the mounting plate (6) to be close to and far away from the portal frame (13), and the two first sliding blocks (16) are far away from each other, and the two grinding assemblies are far away from each other and close to the positions of chamfer lines at the chamfer angles of the model for grinding.

2. The model surface grinding apparatus for industrial design according to claim 1, characterized in that: the outer wall fixedly connected with fixed column (7) of mounting panel (6), the tip that mounting panel (6) were kept away from in fixed column (7) has seted up the hole groove, the inside sliding connection in hole groove has slide bar (8), tip fixedly connected with mount pad (9) of mounting panel (6) are kept away from in slide bar (8), the outer wall cover of slide bar (8) is equipped with the spring, the tip fixedly connected with subassembly of polishing of mounting panel (6) is kept away from in mount pad (9).

3. The model surface grinding apparatus for industrial design according to claim 1 or 2, characterized in that: two there is the interval between the subassembly of polishing, the subassembly of polishing is including the mount pad (12) of polishing, mount pad (12) fixed connection of polishing is in the bottom of third connecting rod (14), the inner wall of mount pad (12) of polishing rotates and is connected with polishing post (23), polishing post (23) all work through the motor drive of polishing.

4. The model surface grinding apparatus for industrial design according to claim 1, characterized in that: drive mechanism includes backup pad (34), the top at bottom plate (1) is fixed in backup pad (34), two guide arms (28) of outer wall fixedly connected with, two of backup pad (34) are close to mounting panel (6) sliding connection has slide (4) between guide arm (28), the outer wall that slide (4) are close to mounting panel (6) articulates there are two second connecting rods (5), two second connecting rod (5) respectively with two the outer wall of first slider (16) is articulated.

5. The model surface grinding apparatus for industrial design according to claim 4, characterized in that: the top fixedly connected with bearing frame (18) of bottom plate (1), the outer wall of bearing frame (18) rotates and is connected with second pivot (29), second pivot (29) outer wall rotates and is connected with carousel (2), outer wall fixedly connected with screw rod mount pad (19) of second pivot (29) are kept away from in carousel (2), the mounting groove has been seted up to the outer wall of screw rod mount pad (19), the inner wall sliding connection of mounting groove has adjustable screw rod cover (31), the outer wall of screw rod cover (31) rotates and is connected with first connecting rod (3), the one end that screw rod cover (31) were kept away from in first connecting rod (3) is articulated with the outer wall of slide (4), still includes drive carousel (2) pivoted power unit.

6. The model surface grinding apparatus for industrial design according to claim 5, characterized in that: the top of mounting groove is rotated and is connected with screw rod (25), the bottom of screw rod (25) runs through the bottom of screw rod cover (31) top and screw rod mount pad (19) in proper order, just the outer wall of screw rod (25) runs through the department with screw rod mount pad (19) bottom and rotates to be connected, just screw rod (25) and the department threaded connection that runs through of screw rod cover (31).

7. The model surface grinding apparatus for industrial design according to claim 5, characterized in that: the power mechanism comprises a motor (17), the motor (17) is fixedly mounted at the top of the bottom plate (1) through a motor frame, the output end of the motor (17) is fixedly connected with a first gear (32), the outer wall of the second rotating shaft (29) is fixedly connected with a second gear (33), and the second gear (33) is meshed with the first gear (32) and is connected with the second gear.

8. The model surface grinding apparatus for industrial design according to claim 1, characterized in that: second spout (21) have been seted up at the top of bottom plate (1), the spacing sliding connection of second spout (21) inner wall has support column (20), the top of support column (20) and the bottom fixed connection of mounting panel (6).

9. The model surface grinding apparatus for industrial design according to claim 6, characterized in that: the end fixedly connected with conical gear (26) of screw rod mount pad (19) bottom is worn out in screw rod (25), second pivot (29) are the cavity structure, the outer wall fixedly connected with dead axle (30) of bearing frame (18), dead axle (30) are located the inside of guide arm (28), end fixedly connected with of bearing frame (18) is kept away from to dead axle (30) decides conical gear (27), decide conical gear (27) and conical gear (26) meshing connection, just conical gear (26) and decide conical gear (27) are the equivalent gear.