CN111360610A

CN111360610A - Polishing equipment for round sleeve

Info

Publication number: CN111360610A
Application number: CN202010276634.5A
Authority: CN
Inventors: 陈海华; 黄军梅; 胡常华; 郑漫
Original assignee: Dongguan Qiqu Robot Technology Co Ltd
Current assignee: Dongguan Qiqu Robot Technology Co Ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-07-03

Abstract

The invention discloses polishing equipment of a round sleeve, which relates to the technical field of machining, in particular to a round table, a polishing device and a lateral polishing mechanism, wherein the upper surface of the round table is provided with a ring groove, a hydraulic cylinder is rotationally matched above a clamp seat, the other side above the round table is clamped with a sliding seat, a turntable is rotationally matched above the sliding seat, the upper surface of the turntable is provided with a sliding groove, the polishing device is arranged above the turntable, the top ends of supporting rods are respectively connected with a top plate in a penetrating manner, the center of the top plate is vertically penetrated with an inflatable telescopic rod, the outer wall of an air injection end is penetrated with an air injection plug opening, the lateral polishing mechanism is fixed on a limiting rod, the polishing equipment of the round sleeve polishes the end surface positions at two ends of the round sleeve through the polishing device, the grinding disks are rotated by means of the rotation starting of a rotating motor, and further polishes the end surface of the round sleeve arranged between the two, and the polishing is uniform, and the end part of the round sleeve is not easy to deform and damage.

Description

Polishing equipment for round sleeve

Technical Field

The invention relates to the technical field of machining, in particular to polishing equipment for a round sleeve.

Background

In the field of machining, circular sleeve members such as ferrules, guide sleeves and screw sleeves need to be ground, also called polishing, wherein polishing refers to a machining method for reducing the roughness of the surface of a workpiece by utilizing the mechanical, chemical or electrochemical action to obtain a bright and flat surface.

The round piece is smaller in size, so compared with other mechanical products, the grinding difficulty is higher, and the round piece is not easy to hold.

The existing polishing equipment for the round sleeve is difficult to polish at two end faces of the round sleeve when polishing the round sleeve, so that the end faces at two ends of the round sleeve are rough, the end faces at two ends of the round sleeve are affected by wall thickness reasons when polishing the end faces at two ends of the round sleeve, the port of the round sleeve is easy to extrude and deform, the polishing efficiency of the round sleeve is low, and the polishing effect is not uniform enough.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides polishing equipment for a round sleeve, which solves the problems in the background technology.

In order to achieve the purpose, the invention is realized by the following technical scheme: a polishing device of a round set comprises a round table, a polishing device and a lateral polishing mechanism, wherein an annular groove is formed in the upper surface of the round table, a clamp seat is clamped on one side above the round table, a hydraulic cylinder is rotatably matched above the clamp seat, a clamping device is arranged above the hydraulic cylinder, a sliding seat is clamped on the other side above the round table, a pressure groove is formed in the outer wall of the sliding seat, a rotary table is rotatably matched above the sliding seat, a pressing block is fixed on the outer wall of the rotary table and matched in the pressure groove, a sliding groove is formed in the upper surface of the rotary table, the polishing device is arranged above the rotary table and comprises a supporting rod, a top plate, an inflatable telescopic rod, a fixed sleeve and a polishing disc, the top end of the supporting rod is connected with a top plate in a penetrating manner, the bottom end of the supporting rod is vertically welded on the upper surface of the rotary table, and the both ends of inflatable telescopic link all are fixed with the gas injection end, the outer wall of gas injection end is run through and is equipped with the gas injection stopcock mouth, the bottom of inflatable telescopic link is connected with the rotating electrical machines, and the outside cover of rotating electrical machines is equipped with the rand, the rand welding is on the bracing piece, the outside equidistance cover of inflatable telescopic link is equipped with fixed cover, and the outer wall of fixed cover is fixed with the mill, the outer wall connection of mill has the connecting rod, and the terminal welding of connecting rod has a limiting rod, the bottom mounting of limiting rod has the kelly, and the bottom cooperation of kelly is in the spout, side direction grinding machanism fixes on the limiting rod, the top rear side vertical fixation of round platform has the backup pad, and the leading flank of backup pad.

Optionally, clamping device includes hydraulic pressure ejector pin, tray, pressure disk, threaded rod, spring and swivel nut, the bottom of hydraulic pressure ejector pin is connected on the pneumatic cylinder, and the top vertical fixation of hydraulic pressure ejector pin has the tray, settle the top of tray has the pressure disk, and central point between tray and the pressure disk puts and runs through threaded rod, the outside cover of threaded rod is equipped with the spring, and the threaded rod exposes the outside swivel nut that has cup jointed of one end of pressure disk, it has the round external member to press from both sides between tray and the pressure disk.

Optionally, an elastic structure is formed between the tray and the pressure plate through a spring, and two ends of the spring are respectively fixed on the tray and the pressure plate.

Optionally, every two of the millstones are set as a group, two groups of millstones are arranged at equal intervals along the vertical direction of the inflatable telescopic rods, and each group of millstones are all telescopic through the inflatable telescopic rods.

Optionally, side direction grinding machanism is including polishing roller, central axle sleeve, pivot, control motor, snap ring, connecting plate, gas pole and cylinder, the vertical center axle sleeve that runs through in center of polishing roller, and the vertical pivot that runs through in inside of central axle sleeve, the both ends of pivot all are connected with control motor, and control motor is close to the terminal surface of polishing roller and all welds the snap ring, the tip of pivot all runs through from the center of snap ring, and the welding of outer wall one side of snap ring has the connecting plate, and the side of connecting plate is connected with the gas pole perpendicularly, the cylinder is installed to the end of gas pole.

Optionally, a through groove is vertically formed in the connecting rod, and two ends of the rotating shaft penetrate out of the through groove.

Optionally, the clamping ring is of a circular arc structure, and the size of the inner circle of the clamping ring is matched with the size of the outer wall of the connecting rod.

Optionally, the chip blowing device comprises an air seat, an air inlet, an air diffusing plate and an air diffusing net, the air inlet is fixed at the top of the air seat, the air diffusing plate is installed on the front side of the air seat, and the air diffusing net is arranged in the plate of the air diffusing plate.

Optionally, the air diffuser plates are radially diverged about the front side of the air base, and included angles between the air diffuser plates are all 30 °.

Optionally, the interior of the wind seat is of a hollow structure, and the inner cavity of the wind seat and the wind dispersing plate are both of a communicating structure.

The invention provides polishing equipment for a round sleeve, which has the following beneficial effects:

1. this equipment of polishing of circle external member, polish to the both ends terminal surface position of circle external member through grinding device, the gas injection stopper mouth is arranged in inflating compressed air to the inflatable telescopic link, make the inflatable telescopic link flexible, and then make the distance between each group's mill can obtain the adjustment, thereby can match the circle external member of each co-altitude, make the upper and lower both ends terminal surface homoenergetic of circle external member contact with the mill, the mill is connected to the rotating electrical machines by the inflatable telescopic link on, start with the help of the rotation of rotating electrical machines, make the mill rotatory, and then carry out the terminal surface to the circle external member of placing between two mills and polish, and polish evenly, the tip non-deformable damage of circle external member damages.

2. This equipment of polishing of circle external member, through clamping device clamping circle external member, clamping device is equipped with four altogether, every clamping device carries out oscilaltion control by a hydraulic ejector pin, adjust the high position to the circle external member, link to each other through the threaded rod between tray and the pressure disk, have scalable elasticity because of the setting of spring between tray and the pressure disk simultaneously, borrow this elasticity, make tray and pressure disk pull open the back, the circle external member is placed in wherein, can be pushed down by tray and pressure disk, then the locking swivel nut, make the pressure disk tightly press on the circle external member.

3. This equipment of polishing of circle external member, polish the processing to the outer wall of circle external member through side direction grinding machanism, circle external member is compressed tightly behind a set of mill, the outer pipe wall of circle external member can expose outside, the extension of the steerable gas pole of cylinder, the extension gas pole can promote the connecting plate to the mill direction immediately, until the outer pipe wall contact of grinding roller and circle external member, borrow the rotation control by control motor again, make the roller of polishing rotatory, and then realized the purpose of polishing to the outer pipe wall of circle external member, wherein, the pivot is through running through the groove, so can carry out horizontal migration along the connecting rod, and the snap ring because of with the connecting rod between size cooperate, so can guarantee the stability of being connected between whole side direction grinding machanism and the connecting rod.

4. This equipment of polishing of circle external member, the piece that produces the in-process of polishing is cleared up through blowing the bits device, the air intake is used for supplying air in to the wind seat, the interior cavity structure of wind seat, can disperse the air current to each aerofoil that looses, outwards disperse via each aerofoil that looses that breaks the setting again and blow off, the net of loosing wind is used for breaing up the air current, its dictyosome structure also can avoid having the smear metal to spill into in the aerofoil that looses and cause the aerofoil that looses to block up simultaneously, the diversion of aerofoil that looses sets up, help enlarging the area of blowing, make the piece can be blown away better faster, in order to realize clearing up clastic purpose.

5. This polishing equipment of circle external member, but through the rotational motion ability between anchor clamps seat and the pneumatic cylinder, make the pneumatic cylinder can the direction of rotation on the round platform, and then carry out the position switch to the clamping device above that, equally, it is connected to utilize the normal running fit between carousel and the slide, make the carousel can rotate certain angle on the slide, and then make the grinding device who establishes on the carousel be in on the best position, in order to carry out better processing to the circle external member, and the briquetting compresses tightly the structure setting in the indent, make the carousel can quick latched position on the slide, thereby guarantee grinding device stable in structure, can carry out the steady operation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a clamping device according to the present invention;

FIG. 3 is a schematic view of a polishing device according to the present invention;

FIG. 4 is a schematic structural view of a lateral sharpening mechanism according to the present invention;

FIG. 5 is a schematic view of the assembly structure of the snap ring and the connecting rod of the present invention;

FIG. 6 is a schematic view of the control motor mounting structure of the present invention;

FIG. 7 is a schematic view of the structure of a chip blowing apparatus according to the invention.

In the figure: 1. a circular truncated cone; 2. a ring groove; 3. a clamp seat; 4. a hydraulic cylinder; 5. a clamping device; 6. a hydraulic ejector rod; 7. a tray; 8. a platen; 9. a threaded rod; 10. a spring; 11. a threaded sleeve; 12. a round piece; 13. a slide base; 14. pressing a groove; 15. a turntable; 16. briquetting; 17. a chute; 18. a polishing device; 19. a support bar; 20. a top plate; 21. an inflatable telescopic rod; 22. a gas injection end; 23. an air injection plug port; 24. a rotating electric machine; 25. a collar; 26. fixing a sleeve; 27. a grinding disc; 28. a connecting rod; 29. a through groove; 30. a restraining bar; 31. a clamping rod; 32. a lateral polishing mechanism; 33. grinding a roller; 34. a central shaft sleeve; 35. a rotating shaft; 36. controlling the motor; 37. a snap ring; 38. a connecting plate; 39. a gas lever; 40. a cylinder; 41. a support plate; 42. a chip blowing device; 43. a wind seat; 44. an air inlet; 45. a diffuser plate; 46. a wind-dispersing net.

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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus are not to be construed as limiting the present invention, and furthermore, the terms "first", "second", "third", and the like are only used for descriptive purposes and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.

Referring to fig. 1 to 7, the present invention provides a technical solution: a polishing device for a round sleeve comprises a round table 1, a polishing device 18 and a lateral polishing mechanism 32, wherein an annular groove 2 is formed in the upper surface of the round table 1, a clamp seat 3 is clamped on one side above the round table 1, a hydraulic cylinder 4 is rotatably matched above the clamp seat 3, a clamping device 5 is arranged above the hydraulic cylinder 4, the clamping device 5 comprises a hydraulic ejector rod 6, a tray 7, a pressure plate 8, a threaded rod 9, a spring 10 and a threaded sleeve 11, the bottom end of the hydraulic ejector rod 6 is connected to the hydraulic cylinder 4, the top end of the hydraulic ejector rod 6 is vertically fixed with the tray 7, the pressure plate 8 is arranged above the tray 7, the threaded rod 9 penetrates through the center position between the tray 7 and the pressure plate 8, the spring 10 is sleeved outside the threaded rod 9, the threaded sleeve 11 is sleeved outside one end of the threaded rod 9, which is exposed out of the pressure plate 8, the round sleeve 12 is clamped between the tray 7 and the pressure plate 8, and an elastic structure is formed, and both ends of the spring 10 are fixed on the tray 7 and the pressure plate 8, respectively.

Clamping device 5 is used for clamping circle external member 12, clamping device 5 is equipped with four altogether, every clamping device 5 carries out oscilaltion control by a hydraulic ejector pin 6, adjust the high position of circle external member 12, circle external member 12 realizes fixed purpose through compressing tightly between tray 7 and pressure disk 8, and link to each other through threaded rod 9 between tray 7 and the pressure disk 8, but have scalable elasticity because of the setting of spring 10 between tray 7 and the pressure disk 8 simultaneously, borrow this elasticity, make tray 7 and pressure disk 8 pull back, circle external member 12 places wherein, can be pushed down by tray 7 and pressure disk 8, then locking swivel nut 11, make pressure disk 8 tightly press on circle external member 12.

A sliding seat 13 is clamped on the other side above the circular truncated cone 1, a pressing groove 14 is formed in the outer wall of the sliding seat 13, a rotary table 15 is rotatably matched above the sliding seat 13, a pressing block 16 is fixed on the outer wall of the rotary table 15, the pressing block 16 is matched in the pressing groove 14, a sliding groove 17 is formed in the upper surface of the rotary table 15, a polishing device 18 is arranged above the rotary table 15, the polishing device 18 comprises a supporting rod 19, a top plate 20, an inflatable telescopic rod 21, a fixing sleeve 26 and a grinding disc 27, a top end of the supporting rod 19 is connected with the top plate 20 in a penetrating manner, the bottom end of the supporting rod 19 is vertically welded on the upper surface of the rotary table 15, an inflatable telescopic rod 21 vertically penetrates through the center of the top plate 20, gas injection end heads 22 are fixed at two ends of the inflatable telescopic rod 21, a gas injection plug opening 23 is arranged through the outer wall of the gas injection end heads 22, rand 25 welds on bracing piece 19, the cover is equipped with fixed cover 26 in the outside equidistance of inflatable telescopic link 21, and the outer wall of fixed cover 26 is fixed with mill 27, the outer wall connection of mill 27 has connecting rod 28, and the terminal welding of connecting rod 28 has limit pole 30, the bottom mounting of limit pole 30 has kelly 31, and the bottom cooperation of kelly 31 is in spout 17, every two of mill 27 are established to a set of, and mill 27 is provided with two sets ofly along the vertical direction equidistance of inflatable telescopic link 21, and it is scalable all to constitute through inflatable telescopic link 21 between every group mill 27.

The polishing device 18 is used for polishing end faces of two ends of the round sleeve 12, the air injection plug ports 23 are formed in the air injection end heads 22 at two ends of the inflatable telescopic rod 21 and used for injecting compressed air into the inflatable telescopic rod 21, so that the inflatable telescopic rod 21 stretches and retracts, further, the distance between the groups of grinding discs 27 can be adjusted, the round sleeve 12 with different heights can be matched, the end faces of the upper end and the lower end of the round sleeve 12 can be in contact with the grinding discs 27, the grinding discs 27 are connected to the rotating motor 24 through the inflatable telescopic rod 21, the grinding discs 27 are rotated by means of rotation starting of the rotating motor 24, further, the end faces of the round sleeve 12 placed between the two grinding discs 27 are polished, and the polishing is uniform.

The side grinding mechanism 32 is fixed on the limiting rod 30, the side grinding mechanism 32 comprises a grinding roller 33, a central shaft sleeve 34, a rotating shaft 35, a control motor 36, a clamping ring 37, a connecting plate 38, an air rod 39 and an air cylinder 40, the central shaft sleeve 34 vertically penetrates through the center of the grinding roller 33, a rotating shaft 35 vertically penetrates through the inside of the central shaft sleeve 34, both ends of the rotating shaft 35 are connected with a control motor 36, clamping rings 37 are welded on the end surfaces of the control motors 36 close to the grinding rollers 33, the end parts of the rotating shafts 35 penetrate through the centers of the clamping rings 37, and one side of the outer wall of the snap ring 37 is welded with a connecting plate 38, the side of the connecting plate 38 is vertically connected with an air rod 39, the tail end of the air rod 39 is provided with an air cylinder 40, the inside of the connecting rod 28 is vertically provided with a through groove 29, and both ends of the rotating shaft 35 penetrate out of the through groove 29, the clamping ring 37 is in a circular arc structure, and the inner circle size of the clamping ring 37 is matched with the outer wall size of the connecting rod 28.

The lateral grinding mechanism 32 is used for grinding the outer wall surface of the round sleeve 12, after the round sleeve 12 is pressed between a group of grinding discs 27, the outer wall of the round sleeve 12 is exposed, the air cylinder 40 drives the air rod 39 to extend by pneumatic telescopic control, the extended air rod 39 can push the connecting plate 38 towards the grinding discs 27 immediately until the grinding roller 33 is contacted with the outer wall of the round sleeve 12, and then the grinding roller 33 rotates by the rotation control of the control motor 36, so that the grinding purpose of the outer wall of the round sleeve 12 is realized, wherein the rotating shaft 35 passes through the through groove 29, so that the rotating shaft can horizontally move along the connecting rod 28, and the size of the clamping ring 37 is matched with that of the connecting rod 28, so that the connection stability between the whole lateral grinding mechanism 32 and the connecting rod 28 can be ensured.

The supporting plate 41 is vertically fixed on the rear side above the circular truncated cone 1, the chip blowing device 42 is installed on the front side face of the supporting plate 41, the chip blowing device 42 comprises an air seat 43, an air inlet 44, an air diffusing plate 45 and an air diffusing net 46, the air inlet 44 is fixed on the top of the air seat 43, the air diffusing plate 45 is installed on the front side of the air seat 43, the air diffusing net 46 is arranged in the air diffusing plate 45, the air diffusing plate 45 is radially diverged and distributed on the front side face of the air seat 43, included angles between the air diffusing plates 45 are all 30 degrees, the air seat 43 is hollow, and the inner cavity of the air seat 43 is communicated with the air diffusing plate 45.

The chip blowing device 42 is used for cleaning chips generated in the grinding process, the air inlet 44 is used for supplying air into the air seat 43, the inner cavity structure of the air seat 43 can disperse air flow to each air dispersing plate 45, the air dispersing plates 45 arranged in a diverging mode are used for dispersing air flow, the air dispersing net 46 is used for dispersing air flow, meanwhile, the net-shaped structure can also avoid chips from bursting into the air dispersing plates 45 to cause blockage of the air dispersing plates 45, the diverging mode of the air dispersing plates 45 is beneficial to expanding the air blowing area, so that the chips can be blown away better and faster, and the purpose of cleaning the chips is achieved.

In conclusion, when the polishing device for the round sleeve is used, firstly, the tray 7 and the pressure plate 8 are pulled apart, the round sleeve 12 is placed between the two, then the pressure plate 8 is loosened, the pressure plate 8 rebounds to the round sleeve 12 under the action of the spring 10 to tightly press and fix the round sleeve 12, then the screw sleeve 11 sleeved on the end part of the threaded rod 9 is screwed to enable the pressure plate 8 to be tightly pressed on the round sleeve 12 completely, then the clamp seat 3 is moved along the ring groove 2, the hydraulic cylinder 4 is rotated to enable the position, where the round sleeve 12 is located, on the hydraulic cylinder 4 to face the polishing device 18, the clamp seat 3 is continuously moved to enable the round sleeve 12 to finally extend into a group of grinding discs 27, then the air injection plug port 23 is inflated to enable the inflatable telescopic rod 21 to extend and retract, the distance between the group of grinding discs 27 is changed immediately, and finally the two grinding discs 27 are respectively contacted with the upper end surface and the lower end surface of the round sleeve 12, therefore, the round sleeve 12 is limited between the two grinding discs 27, then the rotating motor 24 is started, the inflatable telescopic rod 21 rotates immediately, the two grinding discs 27 also rotate immediately, because the position of the round sleeve 12 between the two grinding discs 27 is not moved, relative friction occurs between the round sleeve 12 and the two grinding discs 27, under the action of the friction, the end faces of the two ends of the round sleeve 12 are ground, when the end faces of the two ends of the round sleeve 12 are ground, the outer wall of the round sleeve 12 can be ground simultaneously, namely, the air cylinder 40 is started, the air rod 39 is extended, the extended air rod 39 moves the clamping ring 37 by pushing the connecting plate 38, the clamping ring 37 moves towards the grinding discs 27 along the horizontal direction of the connecting rod 28 until the outer wall of the grinding roller 33 is contacted with the outer wall of the round sleeve 12, then the control motor 36 is started, the grinding roller 33 rotates immediately under the rotation of the rotating shaft 35, thereby grinding the outer wall of the round sleeve 12, the chips generated in the grinding process are cleaned through the chip blowing device 42, namely, the air is blown into the air seat 43 through the air inlet 44, the air is blown away from each air dispersing plate 45 to the grinding position, and the grinding chips are cleaned under the action of wind power.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a polishing equipment of circle external member, includes round platform (1), grinding device (18) and side direction grinding machanism (32), its characterized in that: the upper surface of the circular table (1) is provided with an annular groove (2), one side of the upper part of the circular table (1) is connected with a clamp seat (3) in a clamping manner, the upper part of the clamp seat (3) is rotatably matched with a hydraulic cylinder (4), a clamping device (5) is arranged above the hydraulic cylinder (4), the other side of the upper part of the circular table (1) is connected with a sliding seat (13) in a clamping manner, the outer wall of the sliding seat (13) is provided with a pressure groove (14), the upper part of the sliding seat (13) is rotatably matched with a rotary table (15), the outer wall of the rotary table (15) is fixed with a pressing block (16), the pressing block (16) is matched in the pressure groove (14), the upper surface of the rotary table (15) is provided with a sliding groove (17), the polishing device (18) is arranged above the rotary table (15), and the polishing device (18) comprises a support rod (19), a top, the top of bracing piece (19) all the cross-under have roof (20), and the equal vertical welding in the upper surface of carousel (15) in bottom of bracing piece (19), the vertical intercommunication in center of roof (20) has inflatable telescopic link (21), and the both ends of inflatable telescopic link (21) all are fixed with gas injection end (22), the outer wall of gas injection end (22) is run through and is equipped with gas injection stopper mouth (23), the bottom of inflatable telescopic link (21) is connected with rotating electrical machines (24), and the outside cover of rotating electrical machines (24) is equipped with rand (25), rand (25) welding is on bracing piece (19), the outside equidistance cover of inflatable telescopic link (21) is equipped with fixed cover (26), and the outer wall of fixed cover (26) is fixed with mill (27), the outer wall connection of mill (27) has connecting rod (28), and the terminal welding of connecting rod (28) has limit pole (30), the bottom end of the limiting rod (30) is fixed with a clamping rod (31), the bottom end of the clamping rod (31) is matched in the sliding groove (17), the lateral polishing mechanism (32) is fixed on the limiting rod (30), a supporting plate (41) is vertically fixed on the rear side above the circular table (1), and a chip blowing device (42) is installed on the front side face of the supporting plate (41).

2. The apparatus for polishing a round set according to claim 1, wherein: clamping device (5) are including hydraulic ram (6), tray (7), pressure disk (8), threaded rod (9), spring (10) and swivel nut (11), the bottom of hydraulic ram (6) is connected on pneumatic cylinder (4), and the top vertical fixation of hydraulic ram (6) has tray (7), settle the top of tray (7) has pressure disk (8), and central point between tray (7) and pressure disk (8) puts through threaded rod (9), the outside cover of threaded rod (9) is equipped with spring (10), and threaded rod (9) expose one end outside the having cup jointed swivel nut (11) of pressure disk (8), it has round external member (12) to press from both sides between tray (7) and pressure disk (8).

3. The round set grinding apparatus according to claim 2, wherein: an elastic structure is formed between the tray (7) and the pressure plate (8) through a spring (10), and two ends of the spring (10) are respectively fixed on the tray (7) and the pressure plate (8).

4. The apparatus for polishing a round set according to claim 1, wherein: every two of mill (27) are established to a set of, and mill (27) are provided with two sets ofly along the vertical direction equidistance of inflatable telescopic link (21), and every group all constitute scalable through inflatable telescopic link (21) between mill (27).

5. The apparatus for polishing a round set according to claim 1, wherein: side direction grinding machanism (32) are including polishing roller (33), central axle sleeve (34), pivot (35), control motor (36), snap ring (37), connecting plate (38), gas pole (39) and cylinder (40), the vertical center axle sleeve (34) that has run through in center of polishing roller (33), and the vertical inside of running through of center axle sleeve (34) has pivot (35), the both ends of pivot (35) all are connected with control motor (36), and control motor (36) are close to the terminal surface of polishing roller (33) and all have welded snap ring (37), the tip of pivot (35) all runs through from the center of snap ring (37), and the outer wall one side welding of snap ring (37) has connecting plate (38), and the side of connecting plate (38) is connected with gas pole (39) perpendicularly, cylinder (40) are installed to the end of gas pole (39).

6. The round set grinding apparatus according to claim 5, wherein: the inside of connecting rod (28) is vertically seted up and is passed through groove (29), and the both ends of pivot (35) are all worn out from passing through groove (29).

7. The round set grinding apparatus according to claim 5, wherein: the clamping ring (37) is of an arc-shaped structure, and the size of the inner circle of the clamping ring (37) is matched with the size of the outer wall of the connecting rod (28).

8. The apparatus for polishing a round set according to claim 1, wherein: the chip blowing device (42) comprises an air seat (43), an air inlet (44), an air dispersing plate (45) and an air dispersing net (46), wherein the air inlet (44) is fixed at the top of the air seat (43), the air dispersing plate (45) is installed on the front side of the air seat (43), and the air dispersing net (46) is arranged in the plate of the air dispersing plate (45).

9. The round set grinding apparatus according to claim 8, wherein: the air diffuser plates (45) are radially distributed in a diverging manner relative to the front side surface of the air base (43), and the included angles between the air diffuser plates (45) are all 30 degrees.

10. The round set grinding apparatus according to claim 8, wherein: the interior of the air seat (43) is of a hollow structure, and the inner cavity of the air seat (43) and the air diffuser plate (45) are both of a communicated structure.