CN113601289B

CN113601289B - Finishing grinder for graphite products

Info

Publication number: CN113601289B
Application number: CN202111167929.XA
Authority: CN
Inventors: 施一峰
Original assignee: Rudong Tianxiang New Material Technology Co ltd
Current assignee: Rudong Tianxiang New Material Technology Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2021-12-14
Anticipated expiration: 2041-10-08
Also published as: CN113601289A

Abstract

The invention relates to the technical field of grinding machines, in particular to a grinding machine for finish machining of graphite products, which comprises a bottom plate, wherein a motor mounting box is fixedly connected to the upper end of the bottom plate, a lower grinding cover is fixedly mounted on the bottom plate through a fixed supporting leg, a gear ring is arranged at the upper end of the lower grinding cover, a driving motor is mounted on the inner wall of the motor mounting box, a driving shaft of the driving motor rotatably penetrates through the lower grinding cover and is connected to the bottom of a central gear, the central gear is meshed with a planetary gear, the planetary gear is meshed with the gear ring, a first rotating groove which is matched with the central gear to rotate is formed in the center of the lower grinding cover, a second rotating groove which is matched with a rotating shaft to move is further formed in the upper surface of the lower grinding cover, and a graphite bearing surface grinding assembly is arranged on each planetary gear, so that the grinding efficiency and the grinding quality of a graphite bearing are improved, meanwhile, graphite bearings of different specifications can be polished simultaneously without adjusting equipment, and the practicability of the equipment is improved.

Description

Finishing grinder for graphite products

Technical Field

The invention relates to the technical field of grinding machines, in particular to a grinding machine for fine machining of graphite products.

Background

One of the main uses of graphite is in the production of refractory materials including refractory bricks, crucibles, continuous casting powders, casting cores, molds, detergents and refractory materials. In recent years, two important changes in the refractory industry are that the magnesia carbon brick is used in a steel furnace, a graphite bearing can well extend graphite, the graphite bearing is in the shape of a bearing after being initially processed, but the surface and the side surface of the graphite bearing are uneven, so that a grinding machine is needed for finish machining, the surface and the side edge of the graphite bearing are ground smoothly, in order to ensure the machining efficiency of finish machining, most workshops adopt a planetary wheel type grinding machine to grind the graphite bearing, the graphite bearing is usually placed on a planetary wheel, the graphite bearing is driven by the planetary wheel to be in contact with the grinding surface at the upper end for grinding, but the existing graphite bearing has no good fixed structure, so that the graphite bearing has articles without force assistance around during machining, the graphite grinding efficiency is poor, or the graphite bearing ring type is fixed, and only the graphite bearing with a single diameter can be ground, the practicability is low.

Disclosure of Invention

Technical problem to be solved

Aiming at the processing efficiency of guaranteeing the finish machining in the prior art, most workshops adopt a planetary wheel type grinding machine to grind a graphite bearing, the graphite bearing is usually placed on the planetary wheel, the grinding surface of the graphite bearing, which is in contact with the upper end, is ground under the driving of the planetary wheel, but the conventional graphite bearing does not have a good fixed structure, so that the graphite bearing has articles without force on the periphery during processing, the graphite grinding efficiency is poor, or the graphite bearing is fixed in a ring type manner, only the graphite bearing with a single diameter can be ground, and the practicability is low.

(II) technical scheme

In order to achieve the purpose, the invention adopts the technical scheme that: a grinding machine for finish machining of graphite products comprises a bottom plate, wherein a motor placing box is fixedly connected to the upper end of the bottom plate, a lower grinding cover is fixedly mounted on the bottom plate through a fixing support leg, a gear ring is arranged at the upper end of the lower grinding cover, a driving motor is mounted on the inner wall of the motor placing box, a driving shaft of the driving motor penetrates through the lower grinding cover to be connected to the bottom of a central gear in a rotating mode, the central gear is connected with a planetary gear in a meshing mode, a first rotating groove matched with the central gear in a rotating mode is formed in the center of the lower grinding cover, a second rotating groove matched with a rotating shaft in a moving mode is further formed in the upper surface of the lower grinding cover, a graphite bearing surface grinding assembly is arranged on each planetary gear, a graphite bearing side grinding assembly is arranged on the central gear, an upper grinding cover lifting assembly and a grinding fluid storage box are respectively arranged at two ends of the bottom plate, the upper grinding cover lifting assembly is connected with an upper grinding cover in a matched mode, the upper grinding cover is located right above the gear ring, the grinding fluid storage box is provided with a spray head, the lower grinding cover is provided with a grinding fluid collecting assembly, and the grinding fluid sprayed on the gear ring is conveyed into the collecting box in a flowing mode through the grinding fluid collecting assembly.

Preferably, the upper grinding cover lifting assembly comprises a motor, a screw rod sleeve and a cross rod, the motor is fixedly installed on the bottom plate, an output shaft of the motor is fixedly connected with the screw rod, and the end part, far away from the motor, of the screw rod is rotatably connected onto the L-shaped support.

Preferably, a screw rod sleeve is installed on the screw rod, a cross rod is fixedly connected to the screw rod sleeve, one end of the cross rod is connected to the sliding groove in a sliding mode, the sliding groove is formed in the L-shaped support, the L-shaped support is fixed to the bottom plate, and the end, far away from the sliding groove, of the cross rod is fixedly connected with an upper grinding cover through the fixing support.

As preferred, lapping liquid collection assembly includes oil blanket, discharge orifice, flow tube, grind down the center of lid and offer porose and fixed mounting has the oil blanket on the hole, grind down the upper end of lid and offered a plurality of discharge orifices, every the lower extreme of discharge orifice communicates with each other with the chute, the chute is offered and is being ground inside the lid down, the lower extreme fixedly connected with flow tube of chute, the flow tube is located the upper end of collecting box, collecting box fixed connection is on the bottom plate.

Preferably, the lower grinding cover is close to the side edge and is further provided with a mounting groove fixedly connected with a gear ring, a convex plate is integrally arranged at the lower end of the gear ring, and the convex plate is fixedly connected to the mounting groove.

Preferably, the graphite bearing side edge polishing assembly comprises a fixed sleeve plate, a screw and a polishing roller, the polishing roller is rotatably connected to the upper surface of the central gear, the screw is fixedly connected to the surface of the central gear, and the central gear is provided with a round hole.

Preferably, the screw is provided with a fixed sleeve plate for clamping the grinding roller, and the inner wall of the central gear is a grinding surface.

As preferred, graphite bearing surface subassembly of polishing includes bull stick, splint, actuating lever fixedly connected with planetary gear is passed through to the upper end of bull stick, a plurality of movable grooves have been seted up to the lateral wall equidistance of bull stick, every the upper and lower both ends in movable groove are rotated through the bull stick and are connected with splint, every both sides all rotate about the tip that the bull stick was kept away from to splint and are connected with a plurality of movable rods, every the inside at the movable rod spout of movable rod swing joint, the movable rod spout is seted up on planetary gear's inner wall, every be provided with the torsional spring between bull stick and the movable groove.

Preferably, each grinding fluid storage tank is provided with a feed inlet.

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

1. the starter motor rotates the lead screw, thereby it slides along the spout to drive the horizontal pole, thereby to grind the lid upwards and promote, then workshop personnel place graphite bearing between two splint, two splint are the triangle-shaped setting, thereby can press from both sides tightly through the effect of torsional spring when graphite bearing places, and triangle-shaped's setting can make the graphite bearing that the splint fixed diameter is different grind, press from both sides tight bearing at the in-process that grinds, when sun gear drives planetary gear and rotates, two surfaces of planetary gear's fixed graphite bearing can contact and grind the lid and polish under with grinding the lid, the efficiency and the quality that graphite bearing polished have been improved, need not simultaneously that adjusting device can carry out the graphite bearing of different specifications simultaneously and polish, the practicality of equipment has been improved.

2. The grinding roller is limited on the central gear through the fixing sleeve plate, the grinding roller can be detached, and the grinding rollers of different specifications can be replaced, so that the central gear can be rotated, the side edges of the graphite bearings arranged between the grinding roller and the central gear can be sufficiently ground, the equipment can be used for sufficiently grinding the surfaces and the side edges of the graphite bearings of different specifications, and the processing efficiency of the graphite bearings is improved.

3. When graphite ground, need the unscheduled addition lapping liquid be convenient for process, starter motor will go up the grinding lid and mention in processing, add the lapping liquid through the shower nozzle, then will go up the grinding lid and cover tightly again, the lapping liquid enters into and carries out supplementary effect to graphite grinding in the gear circle, the discharge orifice that the lower grinding lid was equipped with simultaneously flows in to the collecting box after flowing in to the chute with the lapping liquid, the lapping liquid stagnation of having avoided too much impurity in addition hinders graphite bearing's processing in the inside of gear circle, the lapping liquid with impurity has been collected simultaneously, make things convenient for the washing of equipment.

Drawings

FIG. 1 is a schematic view of a grinding machine for fine machining of graphite products according to the present invention;

FIG. 2 is a schematic view of the upper grinding cap lifting assembly of a grinding machine for finishing graphite products in accordance with the present invention;

FIG. 3 is a schematic structural view of a gear ring of a grinding machine for fine machining of graphite products according to the present invention;

FIG. 4 is a schematic view showing the construction of a planetary gear of a grinding machine for finishing graphite products according to the present invention;

FIG. 5 is a schematic diagram of a graphite bearing surface grinding assembly of a grinding machine for finishing graphite products in accordance with the present invention;

FIG. 6 is a schematic structural view of a movable rod chute of a grinding machine for fine machining of graphite products according to the present invention;

FIG. 7 is an enlarged schematic view of a grinding machine for finishing graphite products according to the present invention at A in FIG. 3;

FIG. 8 is a schematic view of the construction of the lower grinding cap of the grinding machine for finishing graphite products in accordance with the present invention;

FIG. 9 is a schematic view of the configuration of the slurry collection assembly of a grinding mill for finishing graphite products in accordance with the present invention;

fig. 10 is a schematic view showing the structure of a convex plate of a grinding machine for finishing a graphite product according to the present invention.

In the figure: 1. an upper grinding cap lifting assembly; 101. a chute; 102. an L-shaped bracket; 103. a screw rod; 104. a screw rod sleeve; 105. fixing a bracket; 106. a motor; 107. a cross bar; 2. a slurry collection assembly; 201. oil sealing; 202. an orifice; 203. a launder; 204. a flow tube; 3. polishing the surface of the graphite bearing; 301. a rotating rod; 302. a movable groove; 303. a torsion spring; 304. a splint; 305. a movable rod; 306. a movable rod chute; 4. polishing the side edge of the graphite bearing; 401. fixing the sleeve plate; 402. grinding a roller; 403. a circular hole; 404. a screw; 405. polishing the side surface; 5. a gear ring; 6. an upper grinding cover; 7. a spray head; 8. a feed inlet; 9. a grinding fluid storage tank; 10. a base plate; 11. a fixed leg; 12. a motor mounting box; 13. a lower grinding cap; 14. a planetary gear; 1401. a drive rod; 1402. a rotating shaft; 15. a sun gear; 16. mounting grooves; 17. a second rotary groove; 18. a first rotary groove; 19. a collection box; 20. a convex plate; 21. the motor is driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.

Examples

As shown in fig. 1-10, a grinding machine for fine machining of graphite products comprises a base plate 10, a motor housing box 12 is fixedly connected to the upper end of the base plate 10, a driving motor 21 is installed on the inner wall of the motor housing box 12, a lower grinding cover 13 is connected to the bottom of a central gear 15 through the driving shaft of the driving motor 21, the central gear 15, planetary gears 14 and a gear ring 5 are meshed with each other, a lower grinding cover 13 is installed at the lower end of the gear ring 5, an upper grinding cover 6 is installed at the upper end of the gear ring 5, a graphite bearing surface grinding component 3 is installed on each planetary gear 14, a graphite bearing side grinding component 4 is installed on the central gear 15, an upper grinding cover lifting component 1 is installed at one side of the base plate 10 located at the gear ring 5, a grinding fluid storage tank 9 is fixedly installed at one side of the upper surface of the base plate 10 far away from the upper grinding cover lifting component 1, a spray nozzle 7 is installed on the grinding fluid storage tank 9, the lower grinding cap 13 is provided with a grinding fluid collection assembly 2, and the grinding fluid collection assembly 2 flows the grinding fluid sprayed on the gear ring 5 into a collection tank 19.

According to above-mentioned technical scheme, starter motor 106 rotates lead screw 103, thereby it slides along spout 101 to drive horizontal pole 107, thereby to go up grinding lid 6 and upwards promote, then workshop personnel place graphite bearing between two splint 304, two splint 304 are the triangle-shaped setting, thereby can press from both sides tightly through the effect of torsional spring 303 when graphite bearing places, and the setting of triangle-shaped can make the graphite bearing that splint 304 fixed diameter is different grind, in-process clamping bearing at the grinding, when sun gear 15 drives planetary gear 14 and rotates, two surfaces of the graphite bearing that planetary gear 14 is fixed can contact grinding lid 6 and lower grinding lid 13 and polish, the efficiency and the quality that graphite bearing polished have been improved, need not simultaneously that adjusting device can carry out the graphite bearing of different specifications simultaneously and polish, the practicality of equipment has been improved.

Simultaneously will polish grinding roller 402 spacing on sun gear 15 through fixed lagging 401, polish grinding roller 402 and can demolish, change the roller 402 of polishing of different specifications to make sun gear 15 when the pivoted, can carry out abundant polishing with the side that sets up the graphite bearing between grinding roller 402 and sun gear 15, make equipment can carry out abundant polishing to the surface and the side of the graphite bearing of different specifications simultaneously, improved the efficiency of graphite bearing processing.

When graphite grinds, it is convenient for process to need the unscheduled joining lapping liquid, starter motor 106 will go up to grind lid 6 and mention when processing, add the lapping liquid through shower nozzle 7, then it is tight to cover again to grind lid 6, the lapping liquid enters into gear circle 5 and grinds graphite and carry out supplementary effect, the discharge orifice 202 that simultaneously lower grinding lid 13 was equipped with flows in to collecting box 19 with the lapping liquid after flowing into chute 203, the lapping liquid stagnation of having avoided too much impurity in addition hinders graphite bearing's processing in gear circle 5's inside, the lapping liquid that has had impurity has been collected simultaneously, make things convenient for the washing of equipment.

In this embodiment, the upper grinding cap lifting assembly 1 includes a motor 106, an L-shaped bracket 102, a lead screw 103, a lead screw sleeve 104, and a cross bar 107, the motor 106 is fixedly mounted on the bottom plate 10, an output shaft of the motor 106 is fixedly connected with the lead screw 103, an end of the lead screw 103 far away from the motor 106 is rotatably connected to a lower end of the L-shaped bracket 102, the lead screw 103 is provided with the lead screw sleeve 104, the lead screw sleeve 104 is fixedly connected with the cross bar 107, one end of the cross bar 107 is slidably connected to the chute 101, the chute 101 is arranged on the L-shaped bracket 102, one end of the cross bar 107 far away from the chute 101 is fixedly connected with the upper grinding cap 6 through the fixed bracket 105, the grinding fluid collecting assembly 2 includes an oil seal 201, flow holes 202, and a flow tube 204, a hole is arranged in the center of the lower grinding cap 13 and is fixedly provided with the oil seal 201, a plurality of flow holes 202 are arranged in the upper end of the lower grinding cap 13, a lower end of each flow hole 202 is communicated with the flow groove 203, chute 203 is arranged inside lower grinding cover 13, the lower end of chute 203 is fixedly connected with flow tube 204, flow tube 204 is located at the upper end of collection box 19, collection box 19 is fixedly connected on bottom plate 10, starting motor 106 rotates lead screw 103, thereby driving cross bar 107 to slide along chute 101, thereby lifting upper grinding cover 6 upwards, then workshop staff place graphite bearings between two clamp plates 304, two clamp plates 304 are arranged in a triangle shape, thereby the graphite bearings can be clamped through the action of torsion spring 303 when placed, and the triangle shape can enable clamp plates 304 to fix graphite bearings with different diameters for grinding, the bearings are clamped during grinding, when sun gear 15 drives planetary gear 14 to rotate, two surfaces of the graphite bearings fixed by planetary gear 14 can contact upper grinding cover 6 and lower grinding cover 13 for grinding, and the grinding efficiency and quality of the graphite bearings are improved, meanwhile, graphite bearings of different specifications can be polished simultaneously without adjusting equipment, and the practicability of the equipment is improved.

In this embodiment, the lower end of the lower grinding cover 13 is fixedly connected with a plurality of fixed support legs 11 in a ring shape with the center of a circle as the center, the lower end of each fixed support leg 11 is further fixedly connected to the bottom plate 10, the center of the lower grinding cover 13 is provided with a first rotary groove 18 matched with the central gear 15 to rotate, the upper surface of the lower grinding cover 13 is further provided with a second rotary groove 17 matched with the rotary shaft 1402 to move, the lower grinding cover 13 is further provided with a mounting groove 16 fixedly connected with the gear ring 5 near the side edge, the lower end of the gear ring 5 is integrally provided with a convex plate 20, the convex plate 20 is fixedly connected to the mounting groove 16, the graphite bearing side edge grinding assembly 4 comprises a fixed sleeve plate 401, a screw rod 404 and a grinding roller 402, the grinding roller 402 is rotatably connected to the upper surface of the central gear 15, the surface of the central gear 15 is fixedly connected with a screw rod 404, the central gear 15 is provided with a circular hole 403, the screw rod 404 is provided with a fixed sleeve plate 401 for tightly clamping the grinding roller 402, the side of sun gear 15 is equipped with side 405 of polishing, it is spacing on sun gear 15 to polish grinding roller 402 simultaneously through fixed lagging 401, it can demolish to polish grinding roller 402, change the roller 402 of polishing of different specifications, thereby make sun gear 15 when the pivoted, can carry out abundant polishing with the side that sets up the graphite bearing between grinding roller 402 and sun gear 15, make equipment can carry out abundant polishing to the surface and the side of the graphite bearing of different specifications simultaneously, the efficiency of graphite bearing processing has been improved.

In this embodiment, the graphite bearing surface polishing assembly 3 includes a rotating rod 301 and a clamping plate 304, the upper end of the rotating rod 301 is fixedly connected with a planetary gear 14 through a driving rod 1401, a plurality of movable slots 302 are equidistantly formed in the side wall of the rotating rod 301, the upper end and the lower end of each movable slot 302 are rotatably connected with the clamping plate 304 through the rotating rod 301, the upper side and the lower side of the end portion of each clamping plate 304 far away from the rotating rod 301 are rotatably connected with a plurality of movable rods 305, each movable rod 305 is movably connected inside the movable rod sliding slot 306, the movable rod sliding slot 306 is formed in the inner wall of the planetary gear 14, a torsion spring 303 is arranged between each rotating rod 301 and the movable slot 302, the upper surface of the bottom plate 10 is fixedly connected with a grinding fluid storage tank 9, each grinding fluid storage tank 9 is provided with a charging opening 8, when graphite is ground, grinding fluid needs to be added at irregular intervals for processing, the upper grinding cover 6 is lifted by starting the motor 106 during processing, add the lapping liquid through shower nozzle 7, then will go up to grind lid 6 and cover tightly again, the lapping liquid enters into gear circle 5 in and carries out supplementary effect to graphite grinding, flows into to collecting box 19 after flowing into chute 203 with the lapping liquid down the discharge orifice 202 that grinding lid 13 was equipped with simultaneously, has avoided the lapping liquid stagnation of too much impurity in the processing of gear circle 5's inside hindrance graphite bearing, has collected the lapping liquid that has impurity simultaneously, makes things convenient for the washing of equipment.

The grinding machine for fine machining of graphite products has the working principle that: the starter motor 106 rotates lead screw 103, thereby it slides along spout 101 to drive horizontal pole 107, thereby to grind lid 6 upwards promotion, then workshop personnel place graphite bearing between two splint 304, two splint 304 are the triangle-shaped setting, thereby can press from both sides tightly through the effect of torsional spring 303 when graphite bearing places, and the triangle-shaped setting can make the graphite bearing that splint 304 fixed diameter is different grind, press from both sides tight bearing at the in-process that grinds, when sun gear 15 drives planetary gear 14 and rotates, two surfaces of the graphite bearing that planetary gear 14 is fixed can contact and grind lid 6 and lower grinding lid 13 and polish, the efficiency and the quality that graphite bearing polished have been improved, need not simultaneously that the graphite bearing of different specifications can be carried out simultaneously to the adjusting device and polish, the practicality of equipment is improved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A grinding machine for the fine machining of graphite products, comprising a bottom plate (10), characterized in that: the grinding machine is characterized in that a motor arranging box (12) is fixedly connected to the upper end of the bottom plate (10), a lower grinding cover (13) is fixedly mounted on the bottom plate (10) through a fixing support leg (11), a gear ring (5) is arranged at the upper end of the lower grinding cover (13), a driving motor (21) is mounted on the inner wall of the motor arranging box (12), a driving shaft of the driving motor (21) is rotatably penetrated through the lower grinding cover (13) and connected to the bottom of a central gear (15), the central gear (15) is meshed with a planetary gear (14), a grinding surface (405) is arranged on the inner wall of the central gear (15), the planetary gear (14) is meshed with the gear ring (5), a first rotary groove (18) matched with the central gear (15) to rotate is formed in the center of the lower grinding cover (13), a second rotary groove (17) matched with a rotary shaft (1402) to move is further formed in the upper surface of the lower grinding cover (13), each planetary gear (14) is provided with a graphite bearing surface polishing component (3), the central gear (15) is provided with a graphite bearing side edge polishing component (4), two ends of the bottom plate (10) are respectively provided with an upper grinding cover lifting component (1) and a grinding fluid storage box (9), the upper grinding cover lifting component (1) is connected with an upper grinding cover (6) in a matching manner, the upper grinding cover (6) is positioned right above the gear ring (5), the grinding fluid storage box (9) is provided with a spray head (7), the lower grinding cover (13) is provided with a grinding fluid collecting component (2), the grinding fluid collecting component (2) conveys grinding fluid sprayed on the gear ring (5) into a collecting box (19) in a flowing manner, the graphite bearing surface polishing component (3) comprises a rotary rod (301) and a clamping plate (304), the upper end of the rotary rod (301) is fixedly connected with the planetary gear (14) through a driving rod (1401), a plurality of movable grooves (302) have been seted up to the lateral wall equidistance of bull stick (301), every the upper and lower both ends of movable groove (302) are rotated through bull stick (301) and are connected with splint (304), every both sides all rotate about the tip of bull stick (301) are kept away from in splint (304) and are connected with a plurality of movable rod (305), every movable rod (305) swing joint is in the inside of movable rod spout (306), movable rod spout (306) are seted up on the inner wall of planetary gear (14), every be provided with torsional spring (303) between bull stick (301) and movable groove (302), graphite bearing side grinding assembly (4) are including fixed lagging (401), screw rod (404), grinding roller (402), install fixed lagging (401) that are used for the chucking grinding roller (402) on screw rod (404).

2. A grinding machine for finishing graphite products according to claim 1, characterized in that: the upper grinding cover lifting assembly (1) comprises a motor (106), a screw rod (103), a screw rod sleeve (104) and a cross rod (107), wherein the motor (106) is fixedly installed on the bottom plate (10), an output shaft of the motor (106) is fixedly connected with the screw rod (103), and the end part, far away from the motor (106), of the screw rod (103) is rotatably connected onto the L-shaped support (102).

3. A grinding machine for finishing graphite products according to claim 2, characterized in that: install lead screw cover (104) on lead screw (103), fixedly connected with horizontal pole (107) on lead screw cover (104), the one end sliding connection of horizontal pole (107) is on spout (101), spout (101) are seted up on L type support (102), and L type support (102) are fixed on bottom plate (10), grind lid (6) on fixed bolster (105) fixedly connected with is passed through to the one end that spout (101) were kept away from in horizontal pole (107).

4. A grinding machine for finishing graphite products according to claim 1, characterized in that: grinding fluid collection assembly (2) is including oil blanket (201), discharge orifice (202), flow tube (204), grind down the center of lid (13) and offer porose and fixed mounting on the hole have oil blanket (201), grind down the upper end of lid (13) and offer a plurality of discharge orifices (202), every the lower extreme and the chute (203) of discharge orifice (202) communicate with each other, chute (203) are offered and are being ground inside lid (13) down, the lower extreme fixedly connected with flow tube (204) of chute (203), flow tube (204) are located the upper end of collecting box (19), collecting box (19) fixed connection is on bottom plate (10).

5. A grinding machine for finishing graphite products according to claim 1, characterized in that: the lower grinding cover (13) is close to the side edge and is further provided with a mounting groove (16) fixedly connected with a gear ring (5), a convex plate (20) is integrally arranged at the lower end of the gear ring (5), and the convex plate (20) is fixedly connected onto the mounting groove (16).

6. A grinding machine for finishing graphite products according to claim 1, characterized in that: the grinding roller (402) is rotatably connected to the upper surface of the central gear (15), a screw rod (404) is fixedly connected to the surface of the central gear (15), and a round hole (403) is formed in the central gear (15).

7. A grinding machine for finishing graphite products according to claim 1, characterized in that: each grinding fluid storage tank (9) is provided with a feed inlet (8).