CN112605803A - Surface finish grinding equipment for wear-resistant ceramic ring of electrical equipment and finish grinding method thereof - Google Patents

Abstract

The invention provides wear-resistant ceramic ring surface fine grinding equipment for electrical equipment and a fine grinding method thereof, which relate to the field of fine grinding and comprise a container and a top cover, wherein the top cover is arranged above the container and is rotationally connected to the container; the top end of the top cover is connected with a filter row assembly in a penetrating way, a hanging assembly is arranged in the container, and a fine grinding assembly is integrally formed below the hanging assembly in the container; the fine grinding assembly comprises a U-shaped container, the U-shaped container is fixed at the end opening in the container, and air holes are arranged on the surface of the U-shaped container in a penetrating manner in an annular distribution manner at the position close to the joint; u type container bottom mounting has the bowl form container, is provided with the cavity between bowl form container and the U type container, and the position is located to wear-resisting ceramic ring and finely polishes to avoid traditional correct grinding equipment, because of being difficult to go deep into to pore and passageway in polish the processing, the poor problem of effect of polishing that leads to.

Description

Surface finish grinding equipment for wear-resistant ceramic ring of electrical equipment and finish grinding method thereof

Technical Field

The invention relates to the field of fine grinding, in particular to a device and a method for fine grinding of the surface of a wear-resistant ceramic ring of electrical equipment.

Background

The accurate grinding is also called fine grinding, which is an important process between two processes of rough grinding and polishing, and aims to ensure that a workpiece achieves the required surface shape precision, size precision and surface roughness before polishing, so that the influence of the quality of the accurate grinding on the polishing is very important.

The existing fine grinding equipment is used for carrying out fine grinding operation on the wear-resistant ceramic ring, and due to the limitation of conditions such as a fine grinding device, an angle and a direction, when fine holes and channels in the ceramic ring are ground, the fine grinding equipment is difficult to carry out comprehensive and careful operation on the structure, so that the problem that fine grinding is not thorough at the detailed position of the wear-resistant ceramic ring is caused.

Disclosure of Invention

The invention aims to provide a device and a method for finely grinding the surface of a wear-resistant ceramic ring of electrical equipment, so as to solve the technical problem.

In order to solve the technical problems, the invention adopts the following technical scheme: a wear-resistant ceramic ring surface finish grinding equipment for electrical equipment, including container and top cap, its characterized in that: a top cover is arranged above the container and is rotatably connected to the container; the top end of the top cover is connected with a filter row assembly in a penetrating manner, a hanging assembly is arranged in the container, and a fine grinding assembly is integrally formed below the hanging assembly and is positioned in the container;

the refining assembly comprises a U-shaped container, the U-shaped container is fixed at a port in the container, and air holes are arranged on the surface of the U-shaped container in a penetrating manner in an annular distribution manner at the position close to the joint; a bowl-shaped container is fixed at the bottom end of the U-shaped container, a cavity is arranged between the bowl-shaped container and the U-shaped container, and a plurality of eruption structures penetrate through the wall body of the U-shaped container in the cavity; a curved spacer bush is arranged below the bowl-shaped container, the curved spacer bush is connected with the outer wall of the bowl-shaped container, and the outer edge of the curved spacer bush and the bottom edge of the curved spacer bush are connected with the inner wall of the container; the surface of the curved spacer bush is penetrated with a plurality of high-pressure spray heads in an annular distribution shape, and the center of a circle at the bottom end of the bowl-shaped container is penetrated and embedded with the high-pressure spray heads.

Preferably, a cavity is formed around the curved spacer bush, the bowl-shaped container and the U-shaped container from the container, and the air hole is communicated with the high-pressure spray head.

Preferably, the hair spray structure comprises an umbrella-shaped cap head, an insertion rod, a threaded pipe, a four-blade conical head and a thin plate, the bottom end of the U-shaped container is connected with the threaded pipe in a penetrating mode, the insertion rod is sleeved in the threaded pipe, the top end of the insertion rod is connected with the umbrella-shaped cap head, and the umbrella-shaped cap head covers the port of the threaded pipe; the bottom end of the inserted bar is connected with a four-blade conical head, and the bottom end of the four-blade conical head is connected with a thin plate.

Preferably, the hanging assembly comprises a hanging plate, a hanging rod, a limiting structure and a hanging ring, the hanging plate is arranged above the refining assembly and positioned at the port of the container, and the hanging plate is hung to the refining assembly; three hanging rings are arranged below the hanging plate, hanging rods are arranged between the hanging rings at the vertical positions and are connected with the hanging plate, and the three hanging rings are fixed to the hanging rods at equal intervals; the suspension loop is characterized in that a vertical limiting head is connected to the end of the suspension loop, four limiting structures are arranged at the suspension loop, and the limiting structures are sleeved at the suspension loop.

Preferably, the limiting structure comprises a button, a pipe sleeve, an elastic sheet and a Y-shaped thin plate, the pipe sleeve is sleeved at the hanging ring, and the elastic sheets are symmetrically connected in the pipe sleeve; the Y-shaped thin plate is arranged in an interlayer between the hanging ring and the pipe sleeve, a button extends through the pipe sleeve and extends outwards, the button is connected with the Y-shaped thin plate, and the Y-shaped thin plate is in contact with the elastic sheets which are symmetrically arranged.

Preferably, the filter bank component comprises a magnetic impeller, a calandria, a peeling disc, an impact structure and an air bag, the calandria penetrates through and is fixed to the top end of the top cover, the magnetic impeller is transversely arranged in the calandria, two ends of the magnetic impeller are inserted into the wall body of the calandria, and the magnetic impeller is rotatably connected into the calandria; a stripping plate is arranged at the magnetic impeller and sleeved at the magnetic impeller; the left side and the right side of the calandria are provided with air bags, one sides of the air bags close to the inner sides are symmetrically connected with impact structures, and the impact structures penetrate through the calandria; the nozzle of the impact structure points to the peeling disc.

Preferably, the impact structure comprises an air pipe, a piston, a sleeve disc, a spring, a thin rod and a conical blade head, wherein the air pipe penetrates through the side wall of the calandria and is divided into an insertion pipe, a conical pipe and a sac pipe; the inserting tube is internally sleeved with a conical blade head, a spring and a sleeve disc are arranged in the conical tube, and the bag tube is internally sleeved with a piston; the trachea is inserted with a thin rod, the conical blade head is fixedly sleeved at the thin rod, the spring is sleeved at the thin rod, the sleeve disc is fixedly sleeved at the thin rod, and the piston is fixedly sleeved at the thin rod.

A method of finish grinding for an apparatus for finish grinding the surface of a wear resistant ceramic ring for an electrical apparatus, characterized by: the fine grinding method of the fine grinding equipment for the surface of the wear-resistant ceramic ring comprises the following steps:

1) placing powdery iron filings into the fine grinding assembly, then hanging the wear-resistant ceramic ring to the hanging assembly, and after hanging, rotating to the top end of the container based on the top cover to seal the container;

2) high-pressure gas is continuously injected into the fine grinding assembly, and then the powder iron chips are rushed into the fine grinding assembly by the high-pressure gas to carry out fine grinding treatment on the wear-resistant ceramic ring at the hanging assembly;

3) and after high-pressure gas pours into, release gas based on straining row subassembly to reach the interior balanced purpose of air pressure of correct grinding subassembly, and in gas release, intercept the handling to the powder iron fillings that diffuse in the gas, thereby keep the grinding medium in the correct grinding subassembly in the relative balanced state.

The invention has the beneficial effects that:

1. according to the invention, the powder iron filings are placed in the fine grinding assembly, and when high-pressure gas is continuously injected into the fine grinding assembly, the fine grinding treatment is carried out on the wear-resistant ceramic ring at the hanging assembly based on the powder iron filings as a fine grinding medium and further when the powder iron filings are subjected to diffuse surging in the fine grinding assembly.

2. The invention limits the movable position of the wear-resistant ceramic ring based on the adjacent limiting structures, thereby avoiding the phenomenon that the contact position is difficult to be finely ground due to mutual contact of the wear-resistant ceramic rings in the fine grinding operation.

3. According to the invention, the gas is slowly pumped into the air bag, so that the stripping disc moves relative to the magnetic impeller in the instant discharge impact of the impact structure, and in the moving process, the powder iron chips attached to the magnetic impeller are cut, so that the powder iron chips flow back to the fine grinding assembly and continue to participate in the fine grinding operation of the wear-resistant ceramic ring.

Drawings

FIG. 1 is a schematic structural view of a wear-resistant ceramic ring surface refining apparatus for an electrical apparatus according to the present invention;

figure 2 is a schematic view of the structure of the refining assembly according to the invention;

FIG. 3 is a schematic structural view of a hair spray structure according to the present invention;

FIG. 4 is a schematic view of a portion of the hair spray structure of the present invention;

FIG. 5 is a schematic structural view of a hitch assembly of the present invention;

FIG. 6 is a schematic cross-sectional view of a confinement structure according to the present invention;

FIG. 7 is a schematic cross-sectional view of a filter bank assembly according to the present invention;

FIG. 8 is a side view of a cutting structure according to the present invention;

FIG. 9 is a schematic cross-sectional view of an impingement structure according to the present invention;

reference numerals: 1. a top cover; 2. a filter row assembly; 3. a finish grinding assembly; 4. a container; 5. a hitch assembly; 21. a magnetic impeller; 22. arranging pipes; 23. peeling off the tray; 24. an impact structure; 25. an air bag; 241. an air tube; 242. a piston; 243. sleeving a disc; 244. a spring; 245. a thin rod; 246. a cone head; 31. a U-shaped container; 32. air holes; 33. a curved spacer sleeve; 34. a high pressure spray head; 35. a hair spray structure; 36. a bowl-shaped container; 351. an umbrella-shaped cover head; 352. inserting a rod; 353. a threaded pipe; 354. a four-leaf conical head; 355. a thin plate; 51. hanging the plate; 52. a hanging rod; 53. a confinement structure; 54. hanging a ring; 531. a button; 532. pipe sleeve; 533. a spring plate; 534. y-shaped thin plates.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-9, the wear-resistant ceramic ring surface refining equipment for the electrical equipment comprises a container 4 and a top cover 1, wherein the top cover 1 is arranged above the container 4, and the top cover 1 is rotatably connected to the container 4; the top end of the top cover 1 is connected with a filter row component 2 in a penetrating way, a hanging component 5 is arranged in the container 4, and a fine grinding component 3 is integrally formed below the hanging component 5 and positioned in the container 4; the refining assembly 3 comprises a U-shaped container 31, the U-shaped container 31 is fixed at the end opening of the container 4, and air holes 32 are arranged on the surface of the U-shaped container 31 in an annular distribution mode at the position close to the joint; a bowl-shaped container 36 is fixed at the bottom end of the U-shaped container 31, a cavity is arranged between the bowl-shaped container 36 and the U-shaped container 31, and a plurality of eruption structures 35 are arranged in the cavity at the wall body of the U-shaped container 31 in a penetrating manner; a curved spacer 33 is arranged below the bowl-shaped container 36, the curved spacer 33 is connected with the outer wall of the bowl-shaped container 36, and the outer edge of the curved spacer 33 and the bottom edge of the curved spacer 33 are connected with the inner wall of the container 4; the surface of the curved spacer 33 is penetrated with a plurality of high pressure nozzles 34 in an annular distribution shape, and the center of the circle at the bottom end of the bowl-shaped container 36 is penetrated and embedded with the high pressure nozzles 34.

The hair spray structure 35 comprises an umbrella-shaped cap 351, a plug rod 352, a thread pipe 353, a four-blade conical head 354 and a thin plate 355, the thread pipe 353 is bolted at the bottom end of the U-shaped container 31 in a penetrating manner, the plug rod 352 is sleeved in the thread pipe 353, the umbrella-shaped cap 351 is connected at the top end of the plug rod 352, and the umbrella-shaped cap 351 covers the port of the thread pipe 353; the bottom end of the insertion rod 352 is connected with a four-blade conical head 354, and the bottom end of the four-blade conical head 354 is connected with a thin plate 355.

In the embodiment, the powder iron filings are placed in the fine grinding assembly 3, and then high-pressure gas is continuously injected into the fine grinding assembly 3, and the powder iron filings roll in the fine grinding assembly 3 in a diffused manner, so that the wear-resistant ceramic ring at the hanging assembly 5 is finely ground; and after high-pressure gas pours into, release gas based on filter row subassembly 2 to reach the air pressure balance purpose in the correct grinding subassembly 3, and in gas release, intercept the handling to the powder iron fillings that diffuse in the gas, thereby keep the grinding medium in the correct grinding subassembly 3 in the relative balanced state.

In this embodiment, based on 34 jetting high-pressure gas of high pressure nozzle for high-pressure gas is discharged from gas pocket 32 and eruption structure 35 department, and the back of discharging, powdered iron fillings fill in U type container 31, and then under high-pressure gas's continuous blowout, are the fine grinding medium based on powdered iron fillings, come to articulate to articulating the wear-resisting ceramic ring of subassembly 5 department and carry out the meticulous processing of polishing.

In this embodiment, the spraying structure 35 is a unidirectional spraying structure, that is, the thin plate 355 is lifted by the high-pressure gas to drive the insertion rod 352 to move upward relative to the threaded pipe 353, and during the upward movement, the umbrella-shaped cap head 351 is blown to enable the umbrella-shaped cap head 351 to reversely guide the sprayed air flow to the powdered iron filings loaded in the U-shaped container 31 under the impact of the air flow, so as to excite the powdered iron filings to be diffused into the U-shaped container 31; when the blowing of the high-pressure gas is stopped, the umbrella-shaped cap 351 covers the port of the threaded pipe 353 to limit the conduction capacity of the threaded pipe 353, so that the powder-shaped iron filings in the U-shaped container 31 are prevented from flowing into the threaded pipe 353.

Example 2

As shown in fig. 1, 5 and 6, the hanging assembly 5 of the wear-resistant ceramic ring surface refining equipment for electrical equipment comprises a hanging plate 51, a hanging rod 52, a limiting structure 53 and a hanging ring 54, the hanging plate 51 is arranged above the refining assembly 3 at the port of the container 4, and the hanging plate 51 is hung at the refining assembly 3; three hanging rings 54 are arranged below the hanging plate 51, hanging rods 52 are arranged between the hanging rings 54 at vertical positions, the hanging rods 52 are connected with the hanging plate 51, and the three hanging rings 54 are fixed to the hanging rods 52 at equal intervals; the end of the hanging ring 54 is connected with a vertical limiting head, four limiting structures 53 are arranged at the hanging ring 54, and the limiting structures 53 are sleeved at the hanging ring 54; the limiting structure 53 comprises a button 531, a pipe sleeve 532, an elastic sheet 533 and a Y-shaped thin plate 534, the pipe sleeve 532 is sleeved on the hanging ring 54, and the elastic sheets 533 are symmetrically connected in the pipe sleeve 532; a Y-shaped thin plate 534 is arranged in an interlayer between the hanging ring 54 and the pipe sleeve 532, a button 531 extends through the pipe sleeve 532, the button 531 is connected with the Y-shaped thin plate 534, and the Y-shaped thin plate 534 is in contact with the elastic sheets 533 which are symmetrically arranged.

In this embodiment, through articulating link plate 51 to the refining assembly 3 in, come to place the wear-resisting ceramic ring of hanging ring 54 department and polish the fixed processing of position, and after polishing position department is fixed, restrict the active position of wear-resisting ceramic ring based on adjacent limit structure 53 to avoid wear-resisting ceramic ring in the fine grinding operation, because of mutual contact, the contact position that leads to is difficult to by the fine grinding phenomenon.

In this embodiment, the movable position of the wear-resistant ceramic ring relative to the hanging ring 54 can be adjusted by the limiting structure 53, and in the adjusting process, an acting force is required to be applied to the button 531, that is, the symmetrically arranged elastic pieces 533 are squeezed by the Y-shaped thin plate 534 connected with the button 531, so that the elastic pieces 533 release the clamping of the hanging ring 54, and in the state of releasing the clamping, the positions of the adjacent pipe sleeves 532 are adjusted by moving the pipe sleeves 532 relative to the hanging ring 54, and the adjusted annular distance of the adjacent pipe sleeves 532 relative to the hanging ring 54 is the movable distance of the wear-resistant ceramic ring.

Example 3

As shown in fig. 1, 7, 8 and 9, in the wear-resistant ceramic ring surface fine grinding device for electrical equipment, the filter row assembly 2 includes a magnetic impeller 21, a row pipe 22, a peeling disc 23, an impact structure 24 and an air bag 25, the row pipe 22 is fixed to the top end of the top cover 1 in a penetrating manner, the magnetic impeller 21 is transversely arranged in the row pipe 22, two ends of the magnetic impeller 21 are inserted into the wall body of the row pipe 22, and the magnetic impeller 21 is rotatably connected into the row pipe 22; a stripping disc 23 is arranged at the magnetic impeller 21, and the stripping disc 23 is sleeved at the magnetic impeller 21; the left side and the right side of the calandria 22 are provided with air bags 25, the air bags 25 are symmetrically connected with impact structures 24 close to the inner side, and the impact structures 24 penetrate through the calandria 22; the spout of the impact structure 24 is directed at the peeling disk 23; the impact structure 24 comprises an air pipe 241, a piston 242, a sleeve disc 243, a spring 244, a thin rod 245 and a cone head 246, the air pipe 241 penetrates through the side wall of the calandria 22, and the air pipe 241 is divided into an insertion pipe, a cone pipe and a sac pipe; the inserting tube is sleeved with a conical blade head 246, a spring 244 and a sleeve disc 243 are arranged in the conical tube, and the bag tube is sleeved with a piston 242; a thin rod 245 is inserted into the air pipe 241, a conical head 246 is sleeved and fixed at the thin rod 245, a spring 244 is sleeved at the thin rod 245, a sleeve disc 243 is sleeved and fixed at the thin rod 245, and a piston 242 is sleeved and fixed at the thin rod 245.

In this embodiment, powdered iron fillings and powdered porcelain when 22 departments of calandria discharge, carry out magnetism to powdered iron fillings based on magnetism impeller 21, make the powdered porcelain pass through magnetism impeller 21, with powdered iron fillings phase separation, and after the impeller is inhaled powdered iron fillings magnetism, go into to gasbag 25 in based on gaseous slow pump, and then in the impact structure 24 instantaneous discharge impact, make peel off dish 23 remove for magnetism impeller 21, and in the removal, carry out cutting process to the powdered iron fillings that adhere to 21 departments of magnetism impeller, make the powdered iron fillings flow back to in the correct grinding subassembly 3, continue to participate in the meticulous operation of polishing to wear-resisting ceramic ring.

In this embodiment, when the volume of the air bag 25 is continuously expanded, the piston 242 in the air tube 241 moves relative to the air tube 241, and when the piston 242 moves into the tapered tube, the high-pressure gas in the air bag 25 is instantaneously discharged from the other port of the air tube 241, and impacts the peeling disc 23 during the discharge, so that the peeling disc can move relative to the magnetic impeller 21; after the high pressure gas in the air bag 25 is released, the spring 244 acts on the sleeve 243 through the elastic force, so that the piston 242 is placed in the air pipe 241 again, and the air pressure is accumulated, thereby achieving the purpose of reciprocating impact.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. A wear-resistant ceramic ring surface refining apparatus for electrical equipment, comprising a vessel (4) and a top cover (1), characterized in that: a top cover (1) is arranged above the container (4), and the top cover (1) is rotatably connected to the container (4); the top end of the top cover (1) is connected with a filter row assembly (2) in a penetrating manner, a hanging assembly (5) is arranged in the container (4), and a fine grinding assembly (3) is integrally formed below the hanging assembly (5) and positioned in the container (4);

the refining assembly (3) comprises a U-shaped container (31), the U-shaped container (31) is fixed at the end opening in the container (4), and air holes (32) are arranged on the surface of the U-shaped container (31) in an annular distribution mode in a penetrating mode at the position close to the joint; a bowl-shaped container (36) is fixed at the bottom end of the U-shaped container (31), a cavity is arranged between the bowl-shaped container (36) and the U-shaped container (31), and a plurality of eruption structures (35) penetrate through the wall body of the U-shaped container (31) in the cavity; a curved spacer bush (33) is arranged below the bowl-shaped container (36), the curved spacer bush (33) is connected with the outer wall of the bowl-shaped container (36), and the outer edge of the curved spacer bush (33) and the bottom edge of the curved spacer bush (33) are connected with the inner wall of the container (4); the surface of the curved spacer bush (33) is penetrated with a plurality of high-pressure spray heads (34) in an annular distribution shape, and the circle center of the bottom end of the bowl-shaped container (36) is penetrated and embedded with the high-pressure spray heads (34).

2. A wear resistant ceramic ring surface refining apparatus for electrical equipment as claimed in claim 1, characterized in that: the curved spacer bush (33), the bowl-shaped container (36), the U-shaped container (31) and the container (4) are surrounded by a cavity, and the air hole (32) and the high-pressure spray head (34) are communicated.

3. A wear resistant ceramic ring surface refining apparatus for electrical equipment as claimed in claim 1, characterized in that: the hair spray structure (35) comprises an umbrella-shaped cover head (351), an insert rod (352), a threaded pipe (353), a four-blade conical head (354) and a thin plate (355), the bottom end of the U-shaped container (31) is connected with the threaded pipe (353) in a penetrating mode, the insert rod (352) is sleeved in the threaded pipe (353), the umbrella-shaped cover head (351) is connected to the top end of the insert rod (352), and the opening of the threaded pipe (353) is covered by the umbrella-shaped cover head (351); the bottom end of the inserted bar (352) is connected with a four-blade conical head (354), and the bottom end of the four-blade conical head (354) is connected with a thin plate (355).

4. A wear resistant ceramic ring surface refining apparatus for electrical equipment as claimed in claim 1, characterized in that: the hanging assembly (5) comprises a hanging plate (51), a hanging rod (52), a limiting structure (53) and a hanging ring (54), the hanging plate (51) is arranged above the refining assembly (3) and positioned at the port of the container (4), and the hanging plate (51) is hung to the refining assembly (3); three hanging rings (54) are arranged below the hanging plate (51), hanging rods (52) are arranged between the hanging rings (54) at vertical positions, the hanging rods (52) are connected with the hanging plate (51), and the three hanging rings (54) are fixed to the hanging rods (52) at equal intervals; the end of the hanging ring (54) is connected with a vertical limiting head, four limiting structures (53) are arranged at the hanging ring (54), and the limiting structures (53) are sleeved at the hanging ring (54).

5. The apparatus of claim 4, wherein: the limiting structure (53) comprises a button (531), a pipe sleeve (532), an elastic sheet (533) and a Y-shaped thin plate (534), the pipe sleeve (532) is sleeved at the hanging ring (54), and the elastic sheets (533) are symmetrically connected in the pipe sleeve (532); a Y-shaped thin plate (534) is arranged in an interlayer between the hanging ring (54) and the pipe sleeve (532), a button (531) extends through the pipe sleeve (532) in an outward extending mode, the button (531) is connected with the Y-shaped thin plate (534), and the Y-shaped thin plate (534) is in contact with the elastic sheets (533) which are symmetrically arranged.

6. A wear resistant ceramic ring surface refining apparatus for electrical equipment as claimed in claim 1, characterized in that: the filter row assembly (2) comprises a magnetic impeller (21), a row pipe (22), a stripping disc (23), an impact structure (24) and an air bag (25), the row pipe (22) penetrates through and is fixed to the top end of the top cover (1), the magnetic impeller (21) is transversely arranged in the row pipe (22), two ends of the magnetic impeller (21) are inserted into the wall body of the row pipe (22), and the magnetic impeller (21) is rotatably connected into the row pipe (22); a peeling disc (23) is arranged at the magnetic impeller (21), and the peeling disc (23) is sleeved at the magnetic impeller (21); the left side and the right side of the calandria (22) are provided with air bags (25), the air bags (25) are symmetrically connected with impact structures (24) close to the inner side, and the impact structures (24) penetrate through the calandria (22); the nozzle of the impact structure (24) points to the peeling disk (23).

7. The apparatus of claim 6, wherein: the impact structure (24) comprises an air pipe (241), a piston (242), a sleeve disc (243), a spring (244), a thin rod (245) and a cone head (246), the air pipe (241) penetrates through the side wall of the exhaust pipe (22), and the air pipe (241) is divided into an insertion pipe, a cone pipe and a sac pipe; a conical blade head (246) is sleeved in the insertion tube, a spring (244) and a sleeve disc (243) are arranged in the conical tube, and a piston (242) is sleeved in the sac tube; a thin rod (245) is inserted into the air pipe (241), the conical head (246) is sleeved and fixed to the thin rod (245), the spring (244) is sleeved at the thin rod (245), the sleeve disc (243) is sleeved and fixed to the thin rod (245), and the piston (242) is sleeved and fixed to the thin rod (245).

8. The method for refining a wear-resistant ceramic ring surface refining apparatus for electrical equipment of claim 1, characterized in that: the fine grinding method of the fine grinding equipment for the surface of the wear-resistant ceramic ring comprises the following steps:

1) placing powdery iron filings into the fine grinding assembly, then hanging the wear-resistant ceramic ring to the hanging assembly, and after hanging, rotating to the top end of the container based on the top cover to seal the container;

2) high-pressure gas is continuously injected into the fine grinding assembly, and then the powder iron chips are rushed into the fine grinding assembly by the high-pressure gas to carry out fine grinding treatment on the wear-resistant ceramic ring at the hanging assembly;

3) and after high-pressure gas pours into, release gas based on straining row subassembly to reach the interior balanced purpose of air pressure of correct grinding subassembly, and in gas release, intercept the handling to the powder iron fillings that diffuse in the gas, thereby keep the grinding medium in the correct grinding subassembly in the relative balanced state.

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