CN213996197U

CN213996197U - Laboratory grinder

Info

Publication number: CN213996197U
Application number: CN202022852487.XU
Authority: CN
Inventors: 黄凌云; 孙鑫; 胡博; 谢贤; 童雄
Original assignee: Kunming University of Science and Technology
Current assignee: Yunnan Yuankuang Technology Development Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-08-20
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a laboratory grinder, the on-line screen storage device comprises a base, the top of base is equipped with the alms bowl body, the top fixedly connected with constant speed adjustable speed governor of base, and the mounting groove has been seted up at the top fixedly connected with fixed block of base, the top of fixed block, and the electronic expansion bracket of bottom inner wall fixedly connected with of mounting groove, one side fixedly connected with lift controller of fixed block, the spout has been seted up to the bottom of electronic expansion bracket, and swing joint has the slider in the spout, the bottom fixedly connected with mounting bracket of slider, one side inner wall fixedly connected with motor of mounting bracket, and the one end key-type connection of motor output shaft has the axis of rotation, the one end fixedly connected with grinding block of axis of rotation, the joint groove has been seted up to the circumference inner wall of the alms bowl body, and the joint inslot is equipped with the abrasive disc. The utility model discloses can adapt to the grinding of equidimension ore not, improve device's suitability, and avoid the phenomenon of ore sample grinding to take place, guarantee grinder's normal use.

Description

Laboratory grinder

Technical Field

The utility model relates to a grind alms bowl technical field, especially relate to a laboratory grinder.

Background

In the preparation process of pure minerals in a laboratory, the pure minerals need to be ground to below 200 meshes for testing, the minerals are often ground in a mortar, the mortar is made of ceramic products, glass, iron, agate, alumina and the like, most of conventional grinding machines are used for repeatedly and finely grinding the minerals in the mortar, the materials need to be repeatedly added and taken out when more materials are needed for testing, the mortar with small volume can cause splashing of powder and fragments in the grinding process, and the loss of the pure minerals is caused.

At present, most of the existing laboratory grinding devices have the following defects: the ore sample fineness is inhomogeneous, very easily causes the ore sample to cross to grind, influences grinder's normal use, to sum up, current laboratory grinder mostly still can not agree with the actual need well.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a laboratory grinding device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a laboratory grinding device comprises a base, wherein a bowl body is arranged at the top of the base, a constant-speed and adjustable-speed governor is fixedly connected to the top of the base, a fixed block is fixedly connected to the top of the base, a mounting groove is formed in the top of the fixed block, an electric telescopic frame is fixedly connected to the inner wall of the bottom of the mounting groove, a lifting controller is fixedly connected to one side of the fixed block, a sliding groove is formed in the bottom of the electric telescopic frame, a sliding block is movably connected to the inside of the sliding groove, a mounting frame is fixedly connected to the bottom of the sliding block, a motor is fixedly connected to the inner wall of one side of the mounting frame, one end of an output shaft of the motor is connected with a rotating shaft in a key mode, a grinding block is fixedly connected to one end of the rotating shaft, a clamping groove is formed in the inner circumferential wall of the bowl body, a grinding disc is arranged in the clamping groove, a plurality of material leaking holes are formed in one side of the grinding disc, an inserting groove is formed in one side of the bowl body, a collecting disc is movably connected in the inserting groove, the outer wall of one side of the collecting disc is fixedly connected with a baffle, and the top of the bowl body is provided with a bowl grinding cover.

Furthermore, the bottom fixedly connected with a plurality of supporting legs of base, the bottom fixedly connected with slipmat of supporting leg.

Furthermore, the circumference outer wall of the bowl body is fixedly connected with a plurality of mounting blocks, mounting holes are formed in one sides of the mounting blocks and the base, and fixing bolts are arranged in the mounting holes.

Furthermore, a clamping groove is formed in the top of the circumferential outer wall of the pot body, a protruding block is fixedly connected to the inner wall of one side of the pot grinding cover, and the protruding block is clamped with the clamping groove.

Further, one side of electric expansion bracket is equipped with the fixed plate, and the fixed orifices has all been seted up to one side of fixed plate and one side of electric expansion bracket, is equipped with fastening bolt in the fixed orifices.

Furthermore, one side fixedly connected with handle of baffle, the antiskid cover has been cup jointed to one side of handle.

Furthermore, the lifting controller is electrically connected with the electric expansion frame, and the constant-speed adjustable speed regulator is electrically connected with the motor.

The utility model has the advantages that:

1. the utility model discloses a lift controller control electric telescopic frame's lift to adjust the distance between abrasive brick and the abrasive disc, so that be adapted to the grinding of equidimension ore not, improve the suitability of device.

2. The utility model discloses a motor drives the axis of rotation and rotates to drive and grind the piece and rotate and grind the ore, grind qualified ore powder and fall to collect in the dish from the hole that leaks, thereby avoided the phenomenon emergence that the ore appearance crossed the mill, guaranteed grinder's normal use.

3. The utility model discloses a set up at the top of the alms bowl body and grind the alms bowl lid and can reduce powder and the clastic splash, improve the utilization ratio of ore sample, practice thrift experimental cost.

4. The utility model discloses need not add and take out in the test process artifical repeatedly, reduce ore grinding time and intensity of labour, and simple structure, low cost can purchase on a large scale, satisfies extensive use.

Drawings

Fig. 1 is a schematic perspective view of a laboratory grinding apparatus according to the present invention;

fig. 2 is a schematic side view of a laboratory grinding apparatus according to the present invention;

fig. 3 is a schematic view of a partial cross-sectional structure of a laboratory grinding device according to the present invention.

In the figure: 1. a base; 2. supporting legs; 3. a bowl body; 4. mounting blocks; 5. grinding the bowl cover; 6. a bump; 7. a collection tray; 8. a baffle plate; 9. a handle; 10. a fixed block; 11. an electric telescopic frame; 12. a chute; 13. a slider; 14. a mounting frame; 15. a motor; 16. a rotating shaft; 17. grinding blocks; 18. a constant speed adjustable speed governor; 19. a lifting controller; 20. a fixing plate; 21. fastening a bolt; 22. a grinding disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a laboratory grinder comprises a base 1, a bowl 3 is arranged on the top of the base 1, a constant speed and adjustable speed regulator 18 is fixed on the top of the base 1 through a bolt, a fixed block 10 is fixed on the top of the base 1 through a bolt, a mounting groove is formed on the top of the fixed block 10, an electric telescopic frame 11 is fixed on the inner wall of the bottom of the mounting groove through a bolt, a lifting controller 19 is fixed on one side of the fixed block 10 through a bolt, a sliding groove 12 is formed in the bottom of the electric telescopic frame 11, a sliding block 13 is slidably connected in the sliding groove 12, a mounting frame 14 is fixed on the bottom of the sliding block 13 through a bolt, a motor 15 is fixed on the inner wall of one side of the mounting frame 14 through a bolt, the sliding block 13 slides into the sliding groove 12, the motor 15 is mounted on the electric telescopic frame 11, a key of an, the one end of axis of rotation 16 is passed through the bolt fastening and is had grinding piece 17, thereby it grinds ore sample to drive grinding piece 17 and rotate, the joint groove has been seted up to the circumference inner wall of the alms bowl body 3, joint inslot joint has abrasive disc 22, so can change the abrasive disc 22 of different mesh numbers as required, a plurality of hourglass material holes have been seted up to one side of abrasive disc 22, the inserting groove has been seted up to one side of the alms bowl body 3, sliding connection has collecting tray 7 in the inserting groove, grind qualified ore sample and fall collecting in collecting tray 7 from the hourglass material hole, avoid the phenomenon of over-grinding, one side outer wall of collecting tray 7 has baffle 8 through the bolt fastening, the top of the alms bowl body 3 is equipped with grinding bowl lid 5.

The bottom of the base 1 is fixed with a plurality of supporting legs 2 which play a supporting role through bolts, the bottom of each supporting leg 2 is bonded with a non-slip mat, the circumferential outer wall of the pot body 3 is fixed with a plurality of mounting blocks 4 through bolts, the mounting blocks 4 and one side of the base 1 are respectively provided with a mounting hole, a fixing bolt is arranged in each mounting hole and is placed into the mounting holes and screwed down, so that the pot body 3 is stably fixed on the base 1, the top of the circumferential outer wall of the pot body 3 is provided with a clamping groove, the inner wall of one side of the mortar cover 5 is fixed with a lug 6 through bolts, the lug 6 is clamped with the clamping groove, so that the mortar cover 5 is screwed down, one side of the electric telescopic frame 11 is provided with a fixing plate 20, one side of the fixing plate 20 and one side of the electric telescopic frame 11 are respectively provided with a fixing hole, a fastening bolt 21 is arranged in each fixing hole and is screwed down, and the sliding of the sliding block 13 from the sliding groove 12 is prevented, in order to avoid causing the damage of motor 15, one side of baffle 8 is fixed with handle 9 through the bolt, and the antiskid cover has been cup jointed to one side of handle 9, and lift controller 19 and electronic expansion bracket 11 electric connection, constant speed adjustable speed regulator 18 and motor 15 electric connection.

The working principle of the embodiment is as follows: when in use, firstly, a proper grinding disc 22 is selected to be clamped in a clamping groove of the bowl body 3, then the crushed ore sample is placed on the grinding disc 22, then the sliding block 13 is slid into the sliding groove 12, the motor 15 is arranged on the electric expansion bracket 11 and is fixed by the fastening bolt 21 and the fixed plate 20, then the lifting controller 19 controls the lifting of the electric expansion bracket 11 to adjust the distance between the grinding block 17 and the grinding disc 22, then the rotating speed of the motor 15 is adjusted on the constant-speed adjustable speed regulator 18, after the adjustment is finished, the grinding bowl cover 5 is covered, the motor 15 is started, the rotating shaft 16 is rotated under the driving of the motor 15, so as to drive the grinding block 17 to rotate to grind the ore sample, the qualified ground ore sample falls into the collecting disc 7 from a material leakage hole to be collected, the over-grinding phenomenon is avoided, after the whole grinding is finished, the handle 9 is pulled to ensure that the collecting disc 7 slides in the clamping groove, thereby pulling the collection pan 7 out and collecting the sample in the collection pan 7 and finally cleaning the bowl 3, grinding pan 22 and grinding blocks 17.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

Claims

1. The laboratory grinding device comprises a base (1) and is characterized in that a bowl body (3) is arranged at the top of the base (1), a constant-speed and speed-adjustable speed regulator (18) is fixedly connected to the top of the base (1), a fixed block (10) is fixedly connected to the top of the base (1), a mounting groove is formed in the top of the fixed block (10), an electric telescopic frame (11) is fixedly connected to the inner wall of the bottom of the mounting groove, a lifting controller (19) is fixedly connected to one side of the fixed block (10), a sliding groove (12) is formed in the bottom of the electric telescopic frame (11), a sliding block (13) is movably connected in the sliding groove (12), a mounting frame (14) is fixedly connected to the bottom of the sliding block (13), a motor (15) is fixedly connected to the inner wall of one side of the mounting frame (14), a key of an output shaft of the motor (15) is connected with a rotating shaft (16), and a grinding block (17) is fixedly connected to one end of the rotating shaft (16), the circumference inner wall of alms bowl body (3) has seted up the joint groove, and the joint inslot is equipped with abrasive disc (22), and a plurality of hourglass material holes have been seted up to one side of abrasive disc (22), the inserting groove has been seted up to one side of alms bowl body (3), and swing joint has catch tray (7) in the inserting groove, one side outer wall fixedly connected with baffle (8) of catch tray (7), the top of alms bowl body (3) is equipped with grinds alms bowl lid (5).

2. A laboratory grinding apparatus according to claim 1, characterized in that a plurality of support legs (2) are fixedly connected to the bottom of the base (1), and a non-slip pad is fixedly connected to the bottom of the support legs (2).

3. The laboratory grinding device according to claim 1, characterized in that a plurality of mounting blocks (4) are fixedly connected to the circumferential outer wall of the bowl body (3), mounting holes are formed in the mounting blocks (4) and one side of the base (1), and fixing bolts are arranged in the mounting holes.

4. The laboratory grinding device according to claim 1, characterized in that a slot is formed at the top of the circumferential outer wall of the bowl body (3), a projection (6) is fixedly connected to the inner wall of one side of the bowl cover (5), and the projection (6) is clamped with the slot.

5. The laboratory grinding device according to claim 1, characterized in that a fixing plate (20) is provided on one side of the electric telescopic frame (11), fixing holes are provided on one side of the fixing plate (20) and one side of the electric telescopic frame (11), and fastening bolts (21) are provided in the fixing holes.

6. The laboratory grinding device according to claim 1, characterized in that a handle (9) is fixedly connected to one side of the baffle (8), and an anti-slip sleeve is sleeved on one side of the handle (9).

7. A laboratory milling apparatus according to claim 1, characterized in that the lifting controller (19) is electrically connected to the electric telescopic frame (11) and the constant speed and adjustable speed governor (18) is electrically connected to the electric motor (15).