CN210994510U

CN210994510U - Cement grinding device

Info

Publication number: CN210994510U
Application number: CN201921933674.1U
Authority: CN
Inventors: 黄根琳
Original assignee: Individual
Current assignee: Hubei Mingyuan Construction Engineering Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-14
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a cement grinding device relates to cement grinding technical field, including the device main part, the top of device main part is provided with second flour mill room, and the top of second flour mill room is provided with first flour mill room, first motor is installed to one side of first flour mill room, and the top of first flour mill room is provided with the feed inlet. The utility model discloses a first flour mill room that sets up, second flour mill room, the screen cloth, the application first flour grinding roller carries out the second grade grinding through first flour grinding roller and second grinding roller to cement raw materials in first grinding is indoor, get into the indoor more careful grinding that carries on of second grinding again, the indoor clamp plate of second grinding and extrusion stick extrude into tiny grinding with the cement raw materials after smashing, rethread screen cloth gets into the collecting box, the quality of grinding has been improved, the brush of extrusion stick bottom will amass the cement that does not fall that sieves on the screen cloth and is turned over, make great cement can not plug up the sieve mesh, the efficiency of screening is improved.

Description

Cement grinding device

Technical Field

The utility model relates to a cement grinding technical field specifically is a cement grinding device.

Background

Cement is generally used in civil engineering construction and is a generic term for cementitious materials used in civil engineering, and cement is classified into hydraulic cement and non-hydraulic cement, and cement is particularly suitable for producing concrete, fair-faced concrete, adhesives and the like, and cement grinding is a final step in cement production and also a step which consumes most electricity, and has a main function of grinding cement clinker (retarder, performance adjusting material and the like) to an appropriate particle size (expressed by fineness, specific surface area and the like), forming a certain particle size distribution, increasing the hydration area, accelerating the hydration rate, and satisfying the requirements of setting and hardening of cement paste.

But current device is when carrying out the grinding to cement, does not filter the cement of grinding, and the cement grinding density that leads to the flour mill to go out differs, influences the quality of grinding cement, and when the cement ejection of compact that will grind, has the cement of adhesion at ejection of compact incasement wall, and the staff of being not convenient for collects the cement that the grinding is good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems of different density of the ground cement and inconvenient discharge of the ground cement in the prior art, a cement grinding device is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a cement grinding device comprises a device main body, wherein a second grinding chamber is arranged at the top of the device main body, a first grinding chamber is arranged at the top of the second grinding chamber, a first motor is installed at one side of the first grinding chamber, a feed inlet is formed in the top of the first grinding chamber, the output end of the first motor is connected with a first gear through a rotating shaft, a second gear is arranged at one side of the first gear, a second motor is installed at the bottom of the first motor, the output end of the second motor is connected with a second grinding roller through a rotating shaft, a screen is connected to the bottom of the second grinding chamber, a collecting chamber is arranged at the bottom of the screen, a discharge port is connected to the bottom of the collecting chamber, a vibrating motor is installed at the outer side of the discharge port, a positive and negative motor is installed at one side of the second grinding chamber, and the output end of the positive and negative motor is connected with a third grinding roller through a rotating shaft, and the outer side of the third grinding roller is connected with an extrusion rod, the bottom of the extrusion rod is provided with a brush, and two sides of the top of the screen are connected with pressing plates.

Preferably, the top of the feeding hole is provided with a cover plate, the outer side of the discharging hole is connected with a manual valve, and the outer sides of the pressing plate and the extrusion rod are provided with a plurality of groups of extrusion teeth.

Preferably, the first gear and the second gear are meshed with each other, and one end of each of the first gear and the second gear is connected with the first grinding roller.

Preferably, the second gear is connected with the first grinding chamber through a bearing, and the bottoms of the first motor and the second motor are both connected with mounting frames.

Preferably, the screen cloth comprises there is the metal grating, and the cross section of screen cloth is half circular shape, shock dynamo's quantity is two sets of, and shock dynamo's bottom is connected with the mounting bracket.

Preferably, the bottom of the device main body is connected with four groups of support columns, and the four groups of support columns are symmetrically arranged about a transverse central axis of the device main body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a first flour mill room, second flour mill room, the screen cloth that set up, application first flour mill roller carries out the second grade grinding through first flour mill roller and second grinding roller to cement raw materials in first grinding is indoor, get into the indoor more careful grinding that carries out of second grinding again, the indoor clamp plate of second grinding and extrusion stick extrude the cement raw materials after smashing into tiny grinding, rethread screen cloth gets into the collecting box, the quality of grinding has been improved, the brush of extrusion stick bottom will accumulate the pressure and sift the not cement that can not fall of sieving on the screen cloth and be turned over, make bigger cement can not plug up the sieve mesh, improve the efficiency of screening;

2. through discharge gate, collection room, the shock dynamo that set up, when carrying out the ejection of compact to the good cement of grinding, application shock dynamo vibrations make the cement of adhesion at the collecting box inner wall effectively collected, and the staff of being convenient for collects the cement after the grinding.

Drawings

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

fig. 2 is a top cross-sectional view of the present invention;

FIG. 3 is a schematic view of the gear structure of the present invention;

fig. 4 is a side sectional view of the second grinding chamber of the present invention.

In the figure: 1. a device main body; 2. a first milling chamber; 3. a second milling chamber; 4. a feed inlet; 5. a first motor; 6. a second motor; 7. a first gear; 8. a second gear; 9. a first flour mill roller; 10. screening a screen; 11. a second grinding roller; 12. a third grinding roller; 13. a collection chamber; 14. vibrating a motor; 15. a discharge port; 16. a manual valve; 17. a support pillar; 18. a positive and negative motor; 19. pressing a plate; 20. extruding the rod; 21. And a brush.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses in mention first motor (the model is YE2), second motor (the model is Y L), positive and negative motor (the model is 3IK15RGN-C), shock dynamo (the model is HY) all can order the acquisition in market or private.

Referring to fig. 1-4, a cement grinding apparatus includes an apparatus body 1, a second grinding chamber 3 is disposed at the top of the apparatus body 1, a first grinding chamber 2 is disposed at the top of the second grinding chamber 3, a first motor 5 is installed at one side of the first grinding chamber 2, a feed inlet 4 is disposed at the top of the first grinding chamber 2, an output end of the first motor 5 is connected to a first gear 7 through a rotation shaft, a second gear 8 is disposed at one side of the first gear 7, a second motor 6 is installed at the bottom of the first motor 5, an output end of the second motor 6 is connected to a second grinding roller 11 through a rotation shaft, a screen 10 is connected to the bottom of the second grinding chamber 3, a collection chamber 13 is disposed at the bottom of the screen 10, a discharge port 15 is connected to the bottom of the collection chamber 13, a vibration motor 14 is installed at the outer side of the discharge port 15, a positive and negative motor 18 is installed at one side of the second grinding chamber 3, and the output end of the positive and negative motor 18 is connected with a third flour milling roller 12 through a rotating shaft, the outer side of the third flour milling roller 12 is connected with an extrusion rod 20, the bottom of the extrusion rod 20 is provided with a brush 21, and two sides of the top of the screen mesh 10 are connected with a pressing plate 19.

The device has the advantages that the density of the ground cement entering the collecting chamber 13 is consistent through the first grinding chamber 2, the second grinding chamber 3 and the screen 10, so that the grinding quality is improved, the ground cement is more efficient and uniform through the two grinding chambers, and the cement stacked on the screen 10 is continuously turned up through the brush 21, so that the screen holes are not blocked; through the discharge port 15, the collection chamber 13 and the vibration motor 14, the ground cement can be conveniently collected by the worker.

Please refer to fig. 1, a cover plate is disposed on the top of the feeding port 4, a manual valve 16 is connected to the outer side of the discharging port 15, a plurality of sets of extruding teeth are disposed on the outer sides of the pressing plate 19 and the extruding rod 20, and a third grinding roller 12 connected to a control positive and negative motor 18 is disposed on the outer side of the device body 1 to reciprocate in a semicircular rotation manner on the screen mesh 10.

Referring to fig. 2 and 3, the first gear 7 and the second gear 8 are engaged with each other, and one end of the first gear 7 and one end of the second gear 8 are connected with the first grinding roller 9, and the grinding precision of the first grinding roller 9 is smaller than that of the second grinding roller 11.

Please refer to fig. 1 and 2, the second gear 8 is connected to the first grinding chamber 2 through a bearing, the bottom of the first motor 5 and the bottom of the second motor 6 are both connected to a mounting bracket, and the first motor 5 and the second motor 6 are both fixedly connected to the mounting bracket.

Please refer to fig. 1, the screen 10 is formed by a metal grid, the cross section of the screen 10 is a semi-circular shape, the number of the vibration motors 14 is two, and the bottom of the vibration motors 14 is connected with a mounting bracket, which is fixedly connected with the discharge hole 15.

Please refer to fig. 1, the bottom of the device body 1 is connected with four sets of supporting pillars 17, the four sets of supporting pillars 17 are symmetrically disposed about the horizontal central axis of the device body 1, and the four sets of supporting pillars 17 make the device operate more stably.

The working principle is as follows: when the device is used, the device is connected with an external power supply to obtain electric energy, the device can normally operate, firstly, a cover plate on a feed inlet 4 is opened, cement raw materials are poured into a first grinding chamber from the feed inlet 4, a first motor 5 is started, the first motor 5 drives a first gear 7 to rotate, the first gear 7 drives a second gear 8 to rotate, a first grinding roller 9 connected with the first gear 7 and the second gear 8 rotates to perform primary grinding on the cement raw materials in a first grinding chamber 2, a second motor 6 is started to drive a second grinding roller 11 to rotate, secondary grinding is performed on the cement raw materials in a second grinding chamber 3, the ground cement enters the second grinding chamber 3, a positive and negative motor 18 is started, the positive and negative motor 18 drives an extrusion rod 20 on a third grinding roller 12 to perform semicircular reciprocating rotation on a semicircular screen 10, and a brush 21 turns up large-particle cement blocked in the screen 10, the extrusion rod 20 rotates and the pressing plate 19 extrudes the cement extruded fine powder to enter the collection chamber 13 from the screen mesh 10, after the cement powder is ground, the manual valve outside the discharge hole 15 is opened, the vibration motor 14 is started, the vibration motor 14 vibrates to enable the cement adhered to the inner wall of the collection chamber 13 to be discharged, and therefore the ground cement in the collection chamber 13 can be collected by workers conveniently.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a cement grinding device, includes device main part (1), its characterized in that: the device is characterized in that a second grinding chamber (3) is arranged at the top of the device main body (1), a first grinding chamber (2) is arranged at the top of the second grinding chamber (3), a first motor (5) is installed on one side of the first grinding chamber (2), a feeding hole (4) is formed in the top of the first grinding chamber (2), the output end of the first motor (5) is connected with a first gear (7) through a rotating shaft, a second gear (8) is arranged on one side of the first gear (7), a second motor (6) is installed at the bottom of the first motor (5), the output end of the second motor (6) is connected with a second grinding roller (11) through a rotating shaft, the bottom of the second grinding chamber (3) is connected with a screen (10), a collecting chamber (13) is arranged at the bottom of the screen (10), and a discharging hole (15) is connected at the bottom of the collecting chamber (13), vibrating motor (14) are installed in the outside of discharge gate (15), positive and negative motor (18) are installed to one side of second flour mill room (3), and the output of positive and negative motor (18) has third flour grinding roller (12) through the rotation axis connection, and the outside of third flour grinding roller (12) is connected with extrusion stick (20), the bottom of extrusion stick (20) is provided with brush (21), the both sides at screen cloth (10) top are connected with clamp plate (19).

2. The cement grinding device according to claim 1, wherein: the top of the feed inlet (4) is provided with a cover plate, the outer side of the discharge port (15) is connected with a manual valve (16), and the outer sides of the pressing plate (19) and the extrusion rod (20) are provided with a plurality of groups of extrusion teeth.

3. The cement grinding device according to claim 1, wherein: the first gear (7) and the second gear (8) are meshed with each other, and one end of each of the first gear (7) and the second gear (8) is connected with a first grinding roller (9).

4. The cement grinding device according to claim 1, wherein: the second gear (8) is connected with the first powder grinding chamber (2) through a bearing, and the bottoms of the first motor (5) and the second motor (6) are both connected with mounting frames.

5. The cement grinding device according to claim 1, wherein: the screen cloth (10) comprises there being the metal grating, and the cross section of screen cloth (10) is the semicircle form, the quantity of shock dynamo (14) is two sets of, and the bottom of shock dynamo (14) is connected with the mounting bracket.

6. The cement grinding device according to claim 1, wherein: the bottom of the device main body (1) is connected with four groups of supporting columns (17), and the four groups of supporting columns (17) are symmetrically arranged relative to the transverse central axis of the device main body (1).