CN213886447U

CN213886447U - Vertical mill is used in laboratory

Info

Publication number: CN213886447U
Application number: CN202022607698.7U
Authority: CN
Inventors: 康博文; 张渊; 邓冰; 邓杰
Original assignee: Institute of Multipurpose Utilization of Mineral Resources Chinese Academy of Geological Sciences
Current assignee: Institute of Multipurpose Utilization of Mineral Resources Chinese Academy of Geological Sciences
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-08-06
Anticipated expiration: 2030-11-12

Abstract

The utility model relates to the technical field of vertical mills, and discloses a vertical mill for laboratories, which comprises a first motor, a grinding disc, a base, at least two grinding rollers and a corresponding second motor, wherein the first motor is arranged in the base; the roller shaft of the grinding roller is connected with the output shaft of the second motor, the second motor is hinged to the top surface of the base, the wheel surface of the grinding roller is arranged by taking the center of the grinding disc as the center of a circle, and the wheel surface of the grinding roller can move in an arc mode by taking the connecting point of the second motor and the top surface of the base as a fulcrum. The utility model discloses a second motor drives the grinding running roller and rotates for the material of grinding roller pair in the abrasive disc grinds, combines first motor to drive the abrasive disc rotation, makes the material in the abrasive disc and the bottom of grinding the running roller take place the friction, plays the effect of dual grinding, has improved the grinding effect, and overall structure is simple, and convenient operation has improved the convenience of use.

Description

Vertical mill is used in laboratory

Technical Field

The utility model relates to a laboratory paraphernalia field specifically is a vertical mill is used in laboratory.

Background

When various experiments are carried out in a laboratory, various materials need to be ground, material powder is collected for experiments, a grinding machine is used for grinding the materials at present, but the grinding machine used in the laboratory generally has the problems of complex structure, poor operation or cleaning and the like.

For example, the publication date is 2020, 11, 3 days, and the publication number is CN211838084U, and discloses a laboratory high-energy grinder, which comprises a case, wherein the upper surface of the case is fixedly provided with a fixing frame, the inner wall of the fixing frame is fixedly connected with a motor, the output end of the motor is connected with a grinding cone, the inner wall of the case is fixedly provided with a first supporting rod, one end of the first supporting rod is fixedly connected with a grinding funnel, and the upper surface of the case is fixedly provided with a feeding groove. Through this scheme, can see that this grinds machine area is big, and the structure is comparatively complicated moreover, and a lot of parts are all installed at quick-witted incasement, and it is all inconvenient to clear up, maintain or change spare part, only leans on the grinding cone to rotate the realization grinding moreover, and is more single.

For another example, publication date is 2020, 09 and 11 days, and chinese utility model patent document with publication number CN211463316U discloses a grinding device for soil chemical experiments, which comprises a base for soil grinding, a supporting base arranged below the base, a screening mechanism for soil screening, a first grinding mechanism for soil grinding and a second grinding mechanism, wherein the screening mechanism is arranged at the middle position inside the base, the first grinding mechanism is located above the screening mechanism, and the second grinding mechanism is located below the screening mechanism. Although this kind of scheme has set up the two-stage and has ground, there is certain interval between first grinding mechanism and the second grinding mechanism, and elementary ground material falls to through sieving when selecting the material to fall to the second grinding mechanism, has not few material to fall on fixed plate and set casing 54, and this not only obviously has the problem of extravagant raw materials, and because the upper and lower structure of this device, when clearing up this grinder, need spend more time.

Therefore, the conventional grinding machine has the defects of complex structure and complex operation, and can not only grind by only one grinding machine, so that the grinding effect is poor.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, the utility model provides a vertical mill is used in laboratory.

In order to achieve the purpose, the utility model provides a vertical mill for laboratory, including first motor, grinding pan, base, at least two grinding rollers and with grind the second motor that the number of rollers matches, first motor installs in the base, the grinding pan is installed in the top surface upper portion of base, the bottom of grinding pan and the output shaft fixed connection of first motor; the roll shaft of the grinding roll wheel is connected with the output shaft of a second motor, the second motor is arranged on the top surface of the base around the grinding disc through hinge mounting, the wheel surface of the grinding roll wheel is arranged by taking the center of the grinding disc as the center of a circle, and the wheel surface of the grinding roll wheel can do arc movement by taking the connecting point of the second motor and the top surface of the base as a fulcrum; when the vertical mill does not work, the wheel surface of the grinding roller wheel can move upwards by taking the connecting point of the second motor and the top surface of the base as a fulcrum, so that the materials in the grinding disc can be collected conveniently; when the vertical mill works, the wheel face of the grinding roller wheel is put down downwards by taking a connecting point of the second motor and the top surface of the base as a fulcrum, the wheel face of the grinding roller wheel extends into the grinding disc, and the grinding disc is controlled by the first motor to realize the grinding work of materials in the disc.

Preferably, the base comprises a bottom plate, an upright post and a top plate, the upright post is arranged on the outer side of the bottom plate, the top plate is fixedly arranged at the top of the upright post, and a first motor is fixedly arranged between the top plate and the bottom plate. Furthermore, the upright column can be of a cylindrical structure or formed by a plurality of upright column blocks.

Preferably, for better fixed grinding running roller, electric putter is still installed to the other end of second motor, and electric putter's propelling movement end is articulated with the second motor, and electric putter's stiff end is articulated fixed with the base side, perhaps sets up the mount pad in stand side bottom, electric putter's stiff end is articulated with the mount pad. And a support plate for supporting the grinding rollers is arranged between the second motor and the grinding disc, and the number of the support plates is matched with that of the grinding rollers.

Preferably, the top end of the support plate is provided with a groove, a sleeve is arranged outside the casing of the second motor, an output shaft of the second motor penetrates through the sleeve and is rotatably connected with the inner wall of the sleeve through a bearing, and the size of a notch of the groove is matched with the diameter of the outer pipe of the sleeve. When the vertical mill works, the wheel surface of the grinding roller is put down by taking the tail end of the roller shaft of the grinding roller as a fixed fulcrum, the sleeve is placed on the groove of the support plate, and the wheel surface of the grinding roller enters the grinding disc.

Preferably, the bottom surface of the inner cavity of the grinding disc is provided with a conical protruding structure, the inner cavity of the grinding disc is provided with a grinding inner container matched with the shape of the wall surface of the inner cavity, and the grinding inner container is connected with the conical protruding structure of the grinding disc.

Preferably, the inner walls of the two sides of the grinding inner container are inclined planes, and the bottom surface of the grinding inner container is designed as a groove and is tightly attached to the conical protrusion of the grinding disc.

Preferably, the top of the top plate is provided with an annular sliding groove below the grinding disc, the bottom of the grinding disc is fixedly provided with symmetrically distributed guide pillars, and the other ends of the guide pillars extend into the annular sliding groove and can slide along the annular sliding groove.

Compared with the prior art, the utility model provides a vertical mill is used in laboratory has following beneficial effect:

when the grinding roller is used, the grinding roller is driven to rotate by the second motor, so that the grinding roller grinds materials in the grinding disc, the grinding disc is driven to rotate by combining the first motor, the materials in the grinding disc and the bottom of the grinding roller are rubbed, a double grinding effect is achieved, and the grinding effect is improved; better design, support that the support can be better grinds the running roller, and further through electric putter's flexible, can drive the second motor and use the pivot to overturn as the fulcrum, be convenient for take out the running roller that will grind from the abrasive disc to make things convenient for placing and taking out of material, overall structure is simple, and convenient operation has improved the convenience in use.

Drawings

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

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

FIG. 3 is a schematic cross-sectional view of the polishing disc of the present invention;

fig. 4 is a schematic side view of the support plate of the present invention.

In the figure: 1. a base plate; 2. a column; 3. a top plate; 4. a first motor; 5. a grinding disk; 6. a rotating shaft; 7. a second motor; 8. grinding the roller; 9. a mounting seat; 10. an electric push rod; 11. a support plate; 12. and (5) grinding the inner container.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure.

As shown in fig. 1-2, a vertical mill for a laboratory comprises a first motor 4, a grinding disc 5, a base, at least two grinding rollers 8 and a second motor 7 with the number matched with that of the grinding rollers 8, wherein the first motor 4 is installed in the base, the grinding disc 5 is installed on the upper part of the top surface of the base, and the bottom of the grinding disc 5 is fixedly connected with an output shaft of the first motor 4; the roll shaft of the grinding roll wheel 8 is connected with the output shaft of the second motor 7, the second motors 7 are arranged on the top surface of the base around the grinding disc 5 through hinges, the wheel surface of the grinding roll wheel 8 is arranged by taking the center of the grinding disc 5 as the center of a circle, and the wheel surface of the grinding roll wheel 8 can do arc movement by taking the connecting point of the second motor 7 and the top surface of the base as a fulcrum; namely, when the vertical mill does not work, the wheel surface of the grinding roller 8 can move upwards by taking the connecting point of the second motor 7 and the top surface of the base as a fulcrum, so that the materials in the grinding disc 5 can be conveniently collected; when the vertical mill is in operation, the wheel face of the grinding roller 8 is put down downwards by taking the connecting point of the second motor 7 and the top surface of the base as a fulcrum, the wheel face of the grinding roller 8 extends into the grinding disc 5, the grinding disc 5 is controlled by the first motor 4, and the grinding operation of materials in the disc is realized.

As shown in fig. 1-2, in this embodiment, the base includes a bottom plate 1, an upright column 2, and a top plate 3, the upright column 2 is two upright column blocks, the two upright column blocks are symmetrically installed on two sides of the bottom plate 1, the top plate 3 is fixedly installed on the tops of the two upright column blocks, and a first motor 4 is fixedly installed between the top plate 3 and the bottom plate 1.

In this embodiment, in order to better fix the grinding roller 8, the second motor 7 is further connected with an electric push rod 10 (conventional electric equipment), and a pushing end of the electric push rod 10 is hinged with the second motor 7 through a rotating shaft 6; meanwhile, the mounting seat 9 is arranged at the bottom of the outer side face of the upright column block, the fixed end of the electric push rod 10 is hinged and fixed with the mounting seat 9, and the pushing end of the electric push rod 10 can push the second motor 7 to overturn along the rotating shaft 6, so that subsequent adjustment is facilitated.

In this embodiment, two support plates 11 for supporting the grinding roller 8 are disposed between the second motor 7 and the grinding disc 5. The support plates 11 are symmetrically and fixedly arranged on the top plate 3 corresponding to the positions of the grinding rollers 8. The top of the support plate 11 is provided with a groove, a sleeve is arranged outside the casing of the second motor 7, an output shaft of the second motor 7 penetrates through the sleeve and is rotatably connected with the inner wall of the sleeve through a bearing, the sleeve is erected in the groove, and the stability of the grinding roller 8 during grinding can be improved through the combined design of the sleeve and the groove.

In this embodiment, the bottom surface of 5 inner chambers of abrasive disc is provided with the toper arch, the inside of abrasive disc 5 is provided with the grinding inner bag 12 of looks adaptation, the both sides inner wall of grinding inner bag 12 is the inclined plane, the bottom surface of grinding inner bag 12 is the recess design, grind inner bag 12 and hug closely mutually with the toper arch of abrasive disc 5, the middle part of grinding inner bag 12 passes through the bolt and is connected with the toper arch of abrasive disc 5, treat that the outer lane of grinding inner bag 12 inner chamber can be stayed to the material of grinding, conveniently grind running roller 8 and concentrate the grinding to the material, be connected with the toper arch through the bolt, the dismouting and the washing of conveniently grinding inner bag 12, the convenience in use is improved.

In this embodiment, the annular spout that is located abrasive disc 5 below is seted up at the top of roof 3, and the bottom fixed mounting of abrasive disc 5 has the guide pillar of symmetric distribution, and in the other end of guide pillar extended to the annular spout, and with the inner wall sliding connection of annular spout, abrasive disc 5 can drive the guide pillar and slide in the annular spout, played the effect of auxiliary stay, improved grinding stability.

When the utility model is used, the second motor 7 drives the grinding rollers 8 to rotate, so that the two grinding rollers 8 grind the materials in the grinding disc 5, and the first motor 4 is combined to drive the grinding disc 5 to rotate, so that the materials in the grinding disc 5 rub against the bottom of the grinding rollers 8, thereby playing a role of double grinding and improving the grinding effect; through electric putter 10 flexible, can drive second motor 7 and use pivot 6 to overturn as the fulcrum, be convenient for take out grinding running roller 8 from abrasive disc 5 to make things convenient for placing and taking out of material, overall structure is simple, and convenient operation has improved the convenience of use.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the present invention, the scope of which is defined by the appended claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. A vertical mill for a laboratory is characterized by comprising a first motor (4), a grinding disc (5), a base, at least two grinding rollers (8) and a second motor (7) matched with the grinding rollers (8) in number, wherein the first motor (4) is installed in the base, the grinding disc (5) is installed on the upper portion of the top surface of the base, and the bottom of the grinding disc (5) is fixedly connected with an output shaft of the first motor (4); the roller of grinding running roller (8) is connected with the output shaft of second motor (7), and second motor (7) all arrange through articulated installation on abrasive disc (5) base top surface all around, and the wheel face of grinding running roller (8) uses the center of abrasive disc (5) to arrange as the centre of a circle, and the wheel face of grinding running roller (8) uses the tie point of second motor (7) and base top surface to do the pitch arc and remove as the fulcrum.

2. The laboratory vertical mill according to claim 1, characterized in that the base comprises a bottom plate (1), a column (2) and a top plate (3), the column (2) is installed on the outer side of the bottom plate (1), the top plate (3) is fixedly installed on the top of the column (2), and the first motor (4) is fixedly installed between the top plate (3) and the bottom plate (1).

3. A laboratory vertical mill according to claim 2, characterized in that the vertical column (2) is of a one-piece cylindrical construction or is formed from several vertical column blocks.

4. The vertical mill for the laboratory according to claim 1, wherein an electric push rod (10) is further installed at the other end of the second motor (7), a pushing end of the electric push rod (10) is hinged to the second motor (7), a fixed end of the electric push rod (10) is hinged and fixed to the side face of the base, or a mounting seat (9) is arranged at the bottom of the side face of the upright column (2), and a fixed end of the electric push rod (10) is hinged to the mounting seat (9).

5. The laboratory vertical mill according to claim 1, characterized in that a support plate (11) for supporting the grinding rollers (8) is arranged between the second electric motor (7) and the grinding pan (5), the number of support plates (11) matching the number of grinding rollers (8).

6. The laboratory vertical mill according to claim 5, wherein a groove is formed at the top end of the support plate (11), a sleeve is mounted outside the housing of the second motor (7), an output shaft of the second motor (7) penetrates through the sleeve and is rotatably connected with the inner wall of the sleeve through a bearing, and the size of the groove opening is matched with the outer diameter of the sleeve.

7. The laboratory vertical mill according to claim 1, characterized in that the bottom surface of the inner cavity of the grinding disk (5) has a conical convex structure, the inner cavity of the grinding disk (5) is provided with a grinding inner container (12) which is matched with the shape of the wall surface of the inner cavity, and the grinding inner container (12) is connected with the conical convex structure of the grinding disk (5).

8. The laboratory vertical mill according to claim 7, characterized in that the grinding inner container (12) has inclined inner walls on both sides, and the bottom surface of the grinding inner container (12) is designed as a groove and is tightly attached to the conical protrusion of the grinding disk (5).

9. The laboratory vertical mill according to claim 2, wherein an annular chute is formed at the top of the top plate (3) and located below the grinding disc (5), symmetrically distributed guide posts are fixedly mounted at the bottom of the grinding disc (5), and the other ends of the guide posts extend into the annular chute and can slide along the annular chute.