CN216879604U

CN216879604U - Internal grinding disc structure for grinding machine

Info

Publication number: CN216879604U
Application number: CN202122967538.8U
Authority: CN
Inventors: 李森
Original assignee: Suzhou Smithsonian Precision Machinery Co ltd
Current assignee: Suzhou Smithsonian Precision Machinery Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-07-05
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses an internal grinding disc structure for a grinding machine, which comprises a bearing platform, a lower grinding disc and an upper grinding disc, wherein the lower grinding disc is arranged on the upper surface of the bearing platform, the upper grinding disc corresponds to the lower grinding disc, a blanking groove is formed in the middle of the upper surface of the lower grinding disc, a support column is arranged at the center of the bottom of the blanking groove of the lower grinding disc, an installation hole is formed in the upper end of the support column, a support mechanism is arranged in the installation hole, and a grinding plate is sleeved on the outer side of the upper end of the support column. According to the utility model, the lower grinding disc and the upper grinding disc are arranged, the support columns, the blanking groove and the deslagging hole are arranged on the upper surface of the lower grinding disc, the discharge hole and the discharge channel are arranged at the lower end of the support column, the rotating shaft is arranged in the middle of the upper grinding disc, and the feeding channel and the feeding hole are arranged on the rotating shaft, namely, the lower end of the discharge channel is connected with external negative pressure discharge equipment in the grinding process, so that the grinding and discharging are synchronously carried out, convenience and rapidness are realized, and the grinding efficiency is effectively improved.

Description

Internal grinding disc structure for grinding machine

Technical Field

The utility model relates to the related technical field of grinding machines, in particular to an internal grinding disc structure for a grinding machine.

Background

The grinder grinds and grinds materials by using a relatively rotating high-hardness grinding disc, the existing grinding disc integrally comprises an upper grinding disc and a lower grinding disc, and the materials between the grinding discs are ground through the relative rotation of the upper grinding disc and the lower grinding disc.

The existing grinding disc structure has the following defects: 1. the whole feeding and discharging is inconvenient during grinding; 2. when fine grinding is carried out, material particles are easy to fly in the air in the grinding process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an internal grinding disc structure for a grinding machine, which solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: an inner millstone structure for a grinder comprises a bearing platform, a lower millstone arranged on the upper surface of the bearing platform, and an upper millstone corresponding to the lower millstone, wherein a blanking groove is arranged in the middle of the upper surface of the lower millstone, a support column is arranged at the center of the bottom of the blanking groove of the lower millstone, a mounting hole is arranged at the upper end of the support column, a support mechanism is arranged inside the mounting hole, a grinding plate is sleeved outside the upper end of the support column, the outer side of the lower end of the grinding plate is abutted against the upper surface of the lower millstone, a discharge channel and a plurality of discharge holes are arranged at the lower end of the support column, the upper end of the discharge channel is communicated with the discharge holes, the lower end of the discharge channel penetrates through the bearing platform, a plurality of slag discharge holes are annularly arranged outside the blanking groove of the lower millstone, a rotating shaft is arranged in the middle of the upper millstone, and a feeding channel is arranged at the upper end of the rotating shaft, the upper end of the rotating shaft is provided with a driving wheel, a plurality of feeding holes are formed in the outer side of the middle of the driving wheel, and the ends of the feeding holes are communicated with the feeding channel.

As a further preferred aspect of the present technical solution, the upper surface of the grinding plate is provided with a plurality of grooves, the grooves are radially disposed along the grinding plate, the lower ends of the grooves are located at one side of the slag discharge hole, and the bottom of the grooves of the grinding plate is provided with a plurality of through holes.

As a further preferred aspect of this technical scheme, the supporting mechanism includes a supporting plate and balls, the supporting plate is fixedly disposed in the middle of the mounting hole, a first arc-shaped groove is formed in the upper surface of the supporting plate, the balls are mounted in the first arc-shaped groove of the supporting plate, a second arc-shaped groove is formed in the lower end face of the rotating shaft, and the inner side surface of the second arc-shaped groove abuts against the outer side surface of the balls.

As a further preferable feature of the present invention, the transmission wheel is one of a gear and a pulley.

As a further preferred of the technical scheme, the outer side of the upper end of the supporting column is provided with a limiting block, the upper surface of the limiting block is provided with a plurality of bolts, and the middle part of the grinding plate is provided with a plurality of jacks corresponding to the bolts.

As a further preferred option of the technical solution, the lower grinding disc is provided with a filter screen at the upper port of the chute.

As a further preferred mode of the technical solution, a limiting ring is arranged at an outer edge of the upper surface of the lower grinding disc, and the limiting ring is located at an outer side of the upper grinding disc.

The utility model provides an internal grinding disc structure for a grinding machine, which has the following beneficial effects:

(1) according to the utility model, the lower grinding disc and the upper grinding disc are arranged, the support columns, the blanking groove and the slag discharge hole are arranged on the upper surface of the lower grinding disc, the discharge hole and the discharge channel are arranged at the lower ends of the support columns, the rotating shaft is arranged in the middle of the upper grinding disc, and the feeding channel and the feeding hole are arranged on the rotating shaft, namely, the lower ends of the discharge channels are connected with external negative pressure discharge equipment in the grinding process, so that the grinding and the discharging are synchronously carried out, the operation is convenient and fast, and the grinding efficiency is effectively improved.

(2) According to the utility model, the discharge channel is arranged, and the lower end of the discharge channel is connected with the external negative pressure discharging equipment in the grinding process, so that the pressure inside the charging chute is reduced, the materials and dust particles generated in the grinding process are discharged through the discharge channel, and the dust particles generated in the grinding process are effectively prevented from flying.

(3) According to the grinding device, the supporting mechanism is used for installing the ball bearings by arranging the first arc-shaped groove on the upper surface of the supporting plate and arranging the second arc-shaped groove on the lower end surface of the rotating shaft to be connected with the ball bearings, so that the rotating shaft is effectively supported in the grinding process, the stress of the lower grinding disc and the grinding plate is reduced, and the grinding plate is prevented from being damaged.

Drawings

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

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is a top view of the grinding plate of the present invention;

fig. 4 is a schematic structural diagram of the limiting block of the present invention.

In the figure: 1. a bearing platform; 2. a lower grinding disc; 3. an upper grinding disc; 4. a charging chute; 5. a support pillar; 6. mounting holes; 7. grinding a plate; 8. a discharge hole; 9. a discharge channel; 10. a slag discharge hole; 11. a rotating shaft; 12. a feed channel; 13. a driving wheel; 14. a feed port; 15. a groove; 16. perforating; 17. a support plate; 18. a ball bearing; 19. a first arc-shaped slot; 20. a second arc-shaped slot; 21. a limiting block; 22. a filter screen; 23. a limiting ring.

Detailed Description

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

As shown in fig. 1-4, the present invention provides the technical solutions: an internal grinding disc structure for a grinder comprises a bearing platform 1, a lower grinding disc 2 arranged on the upper surface of the bearing platform 1, and an upper grinding disc 3 corresponding to the lower grinding disc 2, wherein a blanking groove 4 is formed in the middle of the upper surface of the lower grinding disc 2, a support column 5 is arranged at the center of the bottom of the blanking groove 4 of the lower grinding disc 2, a mounting hole 6 is formed in the upper end of the support column 5, a support mechanism is arranged inside the mounting hole 6, a grinding plate 7 is sleeved outside the upper end of the support column 5, the outer side of the lower end of the grinding plate 7 is abutted to the upper surface of the lower grinding disc 2, a discharge channel 9 and a plurality of discharge holes 8 are arranged at the lower end of the support column 5, the upper end of the discharge channel 9 is communicated with the discharge holes 8, the lower end of the discharge channel 9 penetrates through the bearing platform 1, the lower grinding disc 2 is annularly provided with a plurality of slag discharge holes 10 outside the blanking groove 4, and a rotating shaft 11 is arranged in the middle of the upper grinding disc 3, the feeding channel 12 is formed in the upper end of the rotating shaft 11, the driving wheel 13 is arranged at the upper end of the rotating shaft 11, a plurality of feeding holes 14 are formed in the outer side of the middle of the driving wheel 13, and the end of each feeding hole 14 is communicated with the feeding channel 12.

In this embodiment, specifically: a plurality of recesses 15 have been seted up to grinding plate 7 upper surface, radial setting along grinding plate 7 of recess 15, the lower extreme of recess 15 is in one side of row's cinder hole 10, grinding plate 7 has seted up a plurality of perforation 16 in the bottom of recess 15, and at the in-process of grinding, the material is at grinding plate 7 upper surface and progressively follows recess 15 downstream, and wherein the material of finishing grinding drops to charging chute 4 through perforation 16 in, and the material sediment drops to row's cinder hole 10 in and discharges.

In this embodiment, specifically: the supporting mechanism comprises a supporting plate 17 and balls 18, the supporting plate 17 is fixedly arranged in the middle of the mounting hole 6, a first arc-shaped groove 19 is formed in the upper surface of the supporting plate 17, the balls 18 are installed in the first arc-shaped groove 19 of the supporting plate 17, a second arc-shaped groove 20 is formed in the lower end face of the rotating shaft 11, the inner side surface of the second arc-shaped groove 20 is abutted to the outer side surface of the balls 18, and the rotating shaft 11 is effectively supported through the supporting plate 17 and the balls 18 so that the lower end of the upper grinding disc 3 and the grinding plate 7 are prevented from being stressed, and the grinding plate 7 is damaged.

In this embodiment, specifically: the driving wheel 13 is one of a gear and a belt pulley, the driving wheel 13 is connected with external power output equipment, and the driving wheel 13 drives the upper millstone 3 to rotate, so that grinding is realized.

In this embodiment, specifically: the upper end outside of support column 5 is provided with stopper 21, the upper surface of stopper 21 is provided with a plurality of bolts, grind the middle part of board 7 and set up a plurality of jacks that correspond with the bolt, it is convenient quick to install grinding board 7 fixedly, ensures that grinding board 7 keeps quiescent condition at the in-process of grinding, takes place relative rotation with the head stone 3.

In this embodiment, specifically: and a filter screen 22 is arranged at the upper port of the lower grinding disc 2 in the charging chute 4.

In this embodiment, specifically: the outer edge of the upper surface of the lower grinding disc 2 is provided with a limiting ring 23, and the limiting ring 23 is positioned on the outer side of the upper grinding disc 3.

The theory of operation, when using, be connected drive wheel 13 with outside power take off equipment, be connected discharge passage 9's lower extreme and outside negative pressure discharging equipment simultaneously, the material that will grind through feed channel 12's upper end is dropped into, the material passes through feed port 14 and gets into between grinding plate 7 and the upper millstone 3, at the pivoted in-process of upper millstone 3, realize the grinding to the material, wherein under outside negative pressure discharging equipment's effect, the pressure in the blanking groove 4 reduces, lead to the material after the grinding to pass through in discharge port 8 gets into discharge passage 9, and discharge, whole in-process business turn over material convenient and fast, and adopt the mode of negative pressure ejection of compact, at the in-process of grinding, realize grinding, the synchronous of ejection of compact goes on, the efficiency is improved, and the mode of negative pressure ejection of compact has effectually prevented that the dust granule that the grinding in-process produced from flying upward.

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

Claims

1. The utility model provides an inside mill structure that rubbing crusher used, its characterized in that includes cushion cap (1), sets up mill (2) down at cushion cap (1) upper surface, runner stone (3) that correspond with mill (2) down, mill (2) down's upper surface middle part has been seted up blanking groove (4), mill (2) down is provided with support column (5) in the bottom center department of blanking groove (4), mounting hole (6) have been seted up to the upper end of support column (5), the inside of mounting hole (6) is provided with supporting mechanism, the upper end outside cover of support column (5) is equipped with grinding plate (7), the lower extreme outside of grinding plate (7) with the upper surface butt of mill (2) down, the lower extreme of support column (5) is provided with row material passageway (9) and a plurality of relief hole (8), the upper end and the relief hole (8) intercommunication of row material passageway (9), the lower extreme of discharge passage (9) runs through cushion cap (1), lower mill (2) are in the outside of charging chute (4) and are circularized and have been seted up a plurality of row's cinder holes (10), it is provided with axis of rotation (11) to go up mill (3) middle part, feedstock channel (12) have been seted up to the upper end of axis of rotation (11), the upper end of axis of rotation (11) is provided with drive wheel (13), a plurality of feed ports (14) have been seted up in the middle part outside of drive wheel (13), the end department and feedstock channel (12) intercommunication of feed port (14).

2. The internal grinding disc structure for a grinding machine according to claim 1, wherein: a plurality of grooves (15) are formed in the upper surface of the grinding plate (7), the grooves (15) are arranged along the radial direction of the grinding plate (7), the lower end of each groove (15) is located on one side of the slag discharge hole (10), and a plurality of through holes (16) are formed in the bottom of each groove (15) of the grinding plate (7).

3. The internal grinding disc structure for a grinding machine according to claim 1, wherein: the supporting mechanism comprises a supporting plate (17) and balls (18), the supporting plate (17) is fixedly arranged in the middle of the mounting hole (6), a first arc-shaped groove (19) is formed in the upper surface of the supporting plate (17), the balls (18) are installed in the first arc-shaped groove (19) of the supporting plate (17), a second arc-shaped groove (20) is formed in the lower end face of the rotating shaft (11), and the inner side surface of the second arc-shaped groove (20) is abutted to the outer side surface of the balls (18).

4. The internal grinding disc structure for a grinding machine according to claim 1, wherein: the transmission wheel (13) is one of a gear and a belt pulley.

5. The internal grinding disc structure for a grinding machine according to claim 1, wherein: the upper end outside of support column (5) is provided with stopper (21), the upper surface of stopper (21) is provided with a plurality of bolts, a plurality of jacks that correspond with the bolt have been seted up at the middle part of grinding board (7).

6. The internal grinding disc structure for a grinding machine according to claim 1, wherein: and a filter screen (22) is arranged at the upper port of the lower grinding disc (2) in the charging chute (4).

7. The internal grinding disc structure for a grinding machine according to claim 1, wherein: the outer edge of the upper surface of the lower grinding disc (2) is provided with a limiting ring (23), and the limiting ring (23) is positioned on the outer side of the upper grinding disc (3).