Cement grinding equipment for cement production

Abstract

The utility model discloses cement grinding equipment for cement production, and particularly relates to the technical field of cement production, the cement grinding equipment comprises a first box body, the top end of the first box body is connected with a second box body, and a channel is arranged between the second box body and the first box body. By arranging the second box body, the grinding tooth rollers, the gears and other structures, the two grinding tooth rollers can rotate inwards at the same time to grind and grind cement raw materials, and therefore large particles can be ground into small particles to achieve pretreatment processing, meanwhile, by arranging the grinding cylinder, the grinding disc, the first grinding head, the second grinding head and other structures, the grinding efficiency is improved, and the grinding efficiency is improved. The first grinding head and the second grinding head rotate relatively to grind cement raw materials, and the distance between the first grinding head and the second grinding head is gradually reduced from top to bottom, so that the grinding head can continuously act with the cement raw materials and grind the cement raw materials step by step, cement particles become smaller and smaller, fine processing can be achieved, and the using effect of the equipment is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cement production technical field, concretely relates to a cement production cement grinding equipment. BACKGROUND

[0002] Cement is a kind of powdered inorganic cementitious material of water hardness. After stirring, it can be in slurry, can harden in air or in water, and can firmly cement sand, stone and other materials together. The mixture of early lime and volcanic ash is very similar to modern lime-volcanic ash cement. The concrete made by using it to cement broken stone not only has high strength after hardening, but also can resist the erosion of fresh water or salt water. For a long time, it has been widely used as an important cementitious material in civil construction, water conservancy, national defense and other engineering.

[0003] At present, in the process of cement production, in order to improve the quality of cement, the cement raw materials often need to be ground, so as to refine the larger gravel particles into smaller particles, but the existing equipment has poor continuous classification grinding effect on the cement raw materials in actual use, and often concentrates on grinding once, so that the raw material crushing is not fine enough, and the use effect is poor. UTILITY MODEL CONTENT

[0004] The utility model discloses a cement production cement grinding equipment, through setting up second box, grinding tooth roll and gear etc. structure, can make two grinding tooth roll simultaneously turn inwards and crush and grind cement raw materials, to realize the pretreatment processing, simultaneously, through setting up mill barrel, mill disc, first mill head and second mill head etc. structure, make first mill head and second mill head relative rotation and grind cement raw materials, and the distance of first mill head and second mill head gradually reduces from top to bottom, to continuously act with cement raw materials and carry out step-by-step grinding, make cement particle smaller and smaller, and then can realize fine processing, greatly improve the use effect of equipment, to solve the above insufficient place in technology.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a kind of cement production cement grinding equipment, comprising:

[0006] First box, the top of the first box is connected with second box, and passage is equipped between the second box and the first box;

[0007] The inside of the second box is connected with two grinding tooth rolls by pivot symmetry, and transmission assembly is equipped on the second box, and the transmission assembly is used to drive two grinding tooth rolls to turn inwards simultaneously;

[0008] A multi-stage grinding mechanism is provided at the internal top end of the first box body, and a material receiving plate is provided at the internal bottom end of the first box body. A sieve plate is provided inside the first box body above the material receiving plate, and a second discharge port is provided on one side of the first box body near the bottom end of the sieve plate, and a first discharge port is provided on the other side of the first box body near the bottom end of the material receiving plate.

[0009] Preferably, legs are fixed to the four ends of the bottom of the first box, and a controller is provided on the side wall of the first box.

[0010] Preferably, the transmission assembly includes a first motor fixed at one end of the second box body, the output end of the first motor is connected to one of the grinding gear rollers, and the two grinding gear rollers extend outside the second box body relative to the output end of the first motor and are connected to gears, and the two gears are engaged with each other.

[0011] Preferably, the multi-stage grinding mechanism includes a grinding cylinder fixedly connected to the top of the inside of the first box body near the bottom of the channel, a second motor is fixed in the middle of the bottom of the first box body, the output end of the second motor is connected to a connecting rod, the top of the connecting rod passes through the material receiving plate, the screen plate and the grinding cylinder in sequence, and is connected to a plurality of grinding discs, the side wall annular array of the grinding disc is provided with a plurality of first grinding heads, and the inner wall annular array of the grinding cylinder is provided with a plurality of second grinding heads facing the first grinding heads.

[0012] Preferably, the diameter of the grinding disc increases from top to bottom.

[0013] Preferably, a material guide block facing the channel is provided on the top of the uppermost grinding disc, and the material guide block is semi-spherical.

[0014] Preferably, the receiving plate and the screen plate are distributed in an intersecting and inclined manner.

[0015] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0016] By setting up a second box body, grinding tooth rollers and gears and other structures, the two grinding tooth rollers can be rotated inward at the same time to crush and grind the cement raw materials, so that larger particles can be pressed and ground into smaller particles to achieve pretreatment processing. At the same time, by setting up a grinding cylinder, a grinding disc, a first grinding head and a second grinding head and other structures, the first grinding head and the second grinding head can be rotated relative to each other to grind the cement raw materials, and the distance between the first grinding head and the second grinding head gradually decreases from top to bottom, so that they can continuously act on the cement raw materials and grind them step by step, making the cement particles smaller and smaller, thereby achieving fine processing, and greatly improving the use effect of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0018] Figure 1 This is one of the overall structural diagrams of the utility model;

[0019] Figure 2 This is the second schematic diagram of the overall structure of the utility model;

[0020] Figure 3 This is one of the internal structure diagrams of the present utility model;

[0021] Figure 4 This is the second schematic diagram of the internal structure of the present utility model;

[0022] Figure 5 This is a schematic diagram of the internal structure of the grinding cylinder of the utility model;

[0023] Figure 6 It is a longitudinal sectional view of the grinding disc of the utility model.

[0024] Description of reference numerals:

[0025] 1. First housing; 2. Support legs; 3. Second housing; 4. Grinding roller; 5. First motor; 6. Gear; 7. First discharge port; 8. Second discharge port; 9. Receiving plate; 10. Screen plate; 11. Channel; 12. Connecting rod; 13. Grinding disc; 14. First grinding head; 15. Guide block; 16. Grinding cylinder; 17. Second grinding head; 18. Second motor. DETAILED DESCRIPTION

[0026] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

[0027] The utility model provides Figures 1-6 A cement production cement grinding equipment shown includes:

[0028] A first box body 1, the top of which is connected to a second box body 3, and a passage 11 is provided between the second box body 3 and the first box body 1;

[0029] Support legs 2 are fixed to the four ends of the bottom of the first box body 1 , and a controller is provided on the side wall of the first box body 1 .

[0030] The interior of the second housing 3 is symmetrically connected to two grinding gear rollers 4 via a rotating shaft, and a transmission assembly is provided on the second housing 3 for driving the two grinding gear rollers 4 to rotate inward simultaneously;

[0031] The transmission assembly includes a first motor 5 fixed at one end of the second box body 3, the output end of the first motor 5 is connected to one of the grinding gear rollers 4, and the two grinding gear rollers 4 extend to the outside of the second box body 3 relative to the output end of the first motor 5 and are connected to gears 6, and the two gears 6 are meshed with each other.

[0032] During use, the cement raw materials can be poured into the second box body 3, and the grinding gear roller 4 can be driven to rotate by the first motor 5, so that the grinding gear roller 4 drives the two gears 6 to engage inward, so that the two grinding gear rollers 4 can rotate inward at the same time, so as to crush and grind the cement raw materials falling into the second box body 3, and then the larger particles can be pressed and ground into smaller particles to achieve pre-treatment processing.

[0033] A multi-stage grinding mechanism is provided at the top inner end of the first box body 1, and a receiving plate 9 is provided at the bottom inner end of the first box body 1. A sieve plate 10 is provided above the receiving plate 9 inside the first box body 1, and a second discharge port 8 is provided above the bottom end of the sieve plate 10 on one side of the first box body 1, and a first discharge port 7 is provided above the bottom end of the receiving plate 9 on the other side of the first box body 1.

[0034] The receiving plate 9 and the screen plate 10 are distributed in an intersecting and inclined manner.

[0035] The multi-stage grinding mechanism includes a grinding cylinder 16 fixedly connected to the top of the inside of the first box body 1 near the bottom of the channel 11, a second motor 18 is fixed in the middle of the bottom of the first box body 1, and the output end of the second motor 18 is connected to the connecting rod 12. The top of the connecting rod 12 passes through the receiving plate 9, the screen plate 10 and the grinding cylinder 16 in sequence, and is connected to a plurality of grinding discs 13. The side wall of the grinding disc 13 is provided with a plurality of first grinding heads 14 in an annular array, and the inner wall of the grinding cylinder 16 is provided with a plurality of second grinding heads 17 facing the first grinding heads 14 in an annular array.

[0036] The diameter of the grinding disc 13 increases from top to bottom.

[0037] A material guide block 15 facing the channel 11 is provided on the top of the uppermost grinding disc 13 , and the material guide block 15 is semi-spherical.

[0038] The pre-processed cement falls into the first box 1 through the channel 11 and slides to the periphery through the guide block 15. The second motor 18 drives the connecting rod 12 to rotate, which drives the plurality of grinding discs 13 to rotate, and the grinding discs 13 drive the first grinding head 14 to rotate, so that the first grinding head 14 and the second grinding head 17 rotate relatively to grind the cement raw materials. The distance between the first grinding head 14 and the second grinding head 17 in the grinding cylinder 16 gradually decreases from top to bottom, so that the cement raw materials can be continuously acted on and gradually ground, the cement particles become smaller and smaller, and fine processing can be realized, and the use effect of the equipment is greatly improved.

[0039] Then the cement powder falls on the sieve plate 10, the extremely small powder particles can fall on the receiving plate 9 through the sieve holes on the sieve plate 10, and then flow to the first discharge port 7 to be discharged, and the larger powder particles can flow to the second discharge port 8 along the inclined sieve plate 10 to be discharged, so as to realize the classification collection.

[0040] The above only describes some exemplary embodiments of the utility model in a descriptive manner, without doubt, for ordinary skilled in the art, under the condition that the spirit and scope of the utility model are not deviated, the described embodiments can be modified in various different ways. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection of the utility model claims.

Claims

1. A cement production cement grinding equipment, characterized in that, include: A first box (1), the top end of the first box (1) is connected to a second box (3), and a passage (11) is provided between the second box (3) and the first box (1); Two grinding tooth rollers (4) are symmetrically connected to the interior of the second box (3) via a rotating shaft, and a transmission assembly is provided on the second box (3), and the transmission assembly is used to drive the two grinding tooth rollers (4) to rotate inward at the same time; The top end of the interior of the first box body (1) is provided with a multi-stage grinding mechanism, and the bottom end of the interior of the first box body (1) is provided with a material receiving plate (9), a screen plate (10) is provided inside the first box body (1) above the material receiving plate (9), and a second discharge port (8) is provided on one side of the first box body (1) above the bottom end of the screen plate (10), and a first discharge port (7) is provided on the other side of the first box body (1) above the bottom end of the material receiving plate (9).

2. The cement production and cement grinding equipment according to claim 1, characterized in that: Support legs (2) are fixed to the four ends of the bottom of the first box body (1), and a controller is provided on the side wall of the first box body (1).

3. The cement production and cement grinding equipment according to claim 1, characterized in that: The transmission assembly comprises a first motor (5) fixed to one end of the second housing (3); the output end of the first motor (5) is connected to one of the grinding gear rollers (4); and the two grinding gear rollers (4) extend outside the second housing (3) relative to the output end of the first motor (5) and are connected to gears (6); the two gears (6) are meshed with each other.

4. The cement production and cement grinding equipment according to claim 1, characterized in that: The multi-stage grinding mechanism comprises a grinding cylinder (16) fixedly connected to the top of the interior of the first housing (1) near the bottom of the channel (11); a second motor (18) is fixed in the middle of the bottom of the first housing (1); the output end of the second motor (18) is connected to a connecting rod (12); the top end of the connecting rod (12) passes through the material receiving plate (9), the screen plate (10) and the grinding cylinder (16) in sequence, and is connected to a plurality of grinding discs (13); the side wall of the grinding disc (13) is provided with a plurality of first grinding heads (14) in an annular array; the inner wall of the grinding cylinder (16) is provided with a plurality of second grinding heads (17) facing the first grinding heads (14) in an annular array.

5. The cement production and cement grinding equipment according to claim 4, characterized in that: The diameter of the grinding disc (13) increases from top to bottom.

6. The cement production and cement grinding equipment according to claim 4, characterized in that: A material guide block (15) facing the channel (11) is provided on the top of the uppermost grinding disc (13), and the material guide block (15) is semi-spherical.

7. The cement production and cement grinding equipment according to claim 1, characterized in that: The material receiving plate (9) and the screen plate (10) are distributed in an intersecting and inclined manner.

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