CN219441844U - Cement grinding device with dustproof mechanism - Google Patents

Abstract

The utility model relates to the technical field of cement grinding, and discloses a cement grinding device with a dustproof mechanism, which comprises a grinding box, wherein the upper surface of the grinding box is detachably connected with a box cover, the upper surface of the box cover is fixedly connected with a blanking cylinder, and the upper end of the blanking cylinder is communicated with a feed hopper; through the cooperation between crushing mechanism, grinding case, feed cylinder, discharge channel and the stock guide, grind the case and make cement processing in a confined space, reduced the production of raise dust, the cement raw materials that slows down through the feed cylinder falls down speed to improve crushing mechanism to cement raw materials's crushing efficiency, first stock guide is with the leading-in grinding mechanism of cement raw materials after the breakage simultaneously, through grinding plate's wave setting, be convenient for evenly grind cement raw materials after the breakage, improve grinding efficiency, realize continuous grinding, it is convenient to go up the unloading, the grinding quality of cement raw materials has been improved to the sieve mechanism that shakes simultaneously.

Description

A cement grinding device with a dust-proof mechanism

technical field

The utility model relates to the technical field of cement grinding, in particular to a cement grinding device with a dust-proof mechanism.

Background technique

Cement, powdery hydraulic inorganic gelling material, can be mixed with water to form a slurry, can be hardened in air or in water, and can firmly bond sand, stone and other materials together. It is commonly used in daily life It is the construction industry, and cement can also be divided into coarse and fine cement. Similarly, their uses are also different. The cement grinding device is to grind cement raw materials into the standards required for production, and most of the machines used are cement ball mills.

In the prior art, the publication number: CN218013216U Chinese utility model content discloses a cement grinding device for cement production, including a grinding table, a push block is installed on the grinding table, a spring two is connected to the push block, and a spring two Installed in the grinding table, the sliding rod 1 is installed with the movable rod 2, the movable rod 2 is installed in the grinding table, the movable rod 2 is set through the sliding rod 1, the sliding rod 1 is connected with the grinding table, and the sliding rod 1 is set through the grinding table, Sliding bar one is equipped with support bar two, and movable bar one is installed on described supporting bar two, and support bar one is installed on movable bar one, makes movable bar one can drive support bar two to move, by arranging support bar one, movable Rod 1, support rod 2, sliding rod 1, push block, connecting rope, and spring 2 enable the push block to push the raw material in the grinding table from both sides to the middle, so that the grinding effect is better. When the block is separated, the push block is driven to reset under the action of the second spring, and thus reciprocates.

The grinding device neutralized in the above technical solution grinds cement raw materials in an open environment, which affects the workshop environment, generates a lot of dust, and requires manual loading and unloading, which reduces production efficiency and low grinding efficiency. After crushing the raw materials and then grinding them, the raw materials cannot be continuously ground, and if the particle size of the raw materials is not uniform, the grinding will be insufficient. Therefore, we need to propose a cement grinding device with a dust-proof mechanism.

Utility model content

The purpose of this utility model is to provide a cement grinding device with a dust-proof mechanism, which can reduce dust during cement grinding, improve grinding efficiency, and integrate crushing and grinding, so as to realize continuous grinding of cement raw materials and facilitate loading and unloading, so as to solve the above-mentioned problems. Questions raised in the background art.

In order to achieve the above object, the utility model provides the following technical solutions: a cement grinding device with a dust-proof mechanism, including a grinding box, the upper surface of the grinding box is detachably connected with a box cover, and the upper surface of the box cover is fixed The lower material cylinder is connected, and the upper end of the lower material cylinder is connected with a feed hopper. The inner chamber of the grinding box is provided with a crushing mechanism, a grinding mechanism and a vibrating screen mechanism in sequence from top to bottom. The gap between the crushing mechanism and the grinding mechanism is Two sets of first material guide plates are set, and two sets of second material guide plates are set between the grinding mechanism and the vibrating screen mechanism, and the lower surface of the grinding box is connected with a discharge channel;

The crushing mechanism includes a crushing motor, active crushing rollers, two sets of auxiliary crushing rollers and a driving gear. One end of the active crushing roller is connected to the output shaft of the crushing motor through a connecting rod through the grinding box, and the other end of the active crushing roller The connecting rod penetrates through the grinding box and is connected to the drive gear, one end of the auxiliary crushing rollers of the two groups is connected to the auxiliary gear through the connecting rod through the grinding box, and the auxiliary gear is connected to the driving gear through a synchronous chain;

The grinding mechanism includes a fixed plate, a grinding motor, three sets of grinding rollers, a grinding plate and a worm. The fixed plate is welded on one side of the grinding box, and the worm runs through the fixed plate and is connected to the output shaft of the grinding motor. Three sets The grinding rollers are all arranged directly above the grinding plate, and one end of the three groups of grinding rollers is connected to a worm gear through the grinding box through a connecting shaft, and the worm gear is connected to the worm.

Preferably, the grinding plate is mainly composed of two sets of side plates and three sets of bottom plates, and the three sets of bottom plates are arranged in a semi-cylindrical shape, and the side walls of the three sets of bottom plates are provided with multiple groups of grinding holes, and the bottom plates The inner diameter is larger than the outer diameter of the grinding roller.

Preferably, multiple sets of bearing seats are fixedly connected to the adjacent side of the grinding box and the fixed plate, and the multiple sets of bearing seats are arranged at equal intervals, and the multiple sets of bearing seats are arranged in a straight line, and the other ends of the worm are respectively The limiting plate is fixedly connected through multiple groups of bearing seats.

Preferably, the vibrating sieve mechanism includes a sieve plate, four sets of fixing blocks and four sets of limit rods, one end of the lower surface of the sieve plate is fixedly connected with a vibrating motor, and each two sets of fixing blocks are respectively welded on two sides of the sieve plate. side, and the upper surfaces of the four sets of fixing blocks are all provided with through holes for the insertion of the limit rods, and the lower ends of the four sets of limit rods are welded to the bottom of the inner cavity of the grinding box.

Preferably, the lower end of the grinding box adjacent to the multiple sets of bearing seats is provided with a discharge hole for the sieve plate to be inserted, and the discharge hole is U-shaped, and the upper surface of the sieve plate is provided with multiple sets of The sieve holes, the two sets of second material guide plates are respectively welded to the lower ends of both sides of the inner chamber of the grinding box, and the distance between the lower ends of the two sets of second material guide plates is smaller than the width of the sieve plates.

Preferably, the active crushing roller and the two sets of auxiliary crushing rollers are arranged on the same plane, and the side walls of the active crushing roller and the two sets of auxiliary crushing rollers are integrally formed with multiple sets of bumps, and the crushing motor is arranged in the grinding box One side of the grinding box, and the driving gear and two sets of auxiliary gears are set on the other side of the grinding box.

Preferably, the lower surface of the grinding box is welded with multiple sets of legs, and the cross-section of the lower end of the grinding box is trapezoidal, the discharge channel is a bag channel, and the cross-section of the lower barrel is prismatic. .

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

1. This utility model is mainly through the cooperation between the crushing mechanism, the grinding mechanism, the grinding box, the lower material barrel, the discharge channel and the material guide plate. The grinding box makes the cement process in a closed space, which reduces the generation of dust. The lower barrel slows down the falling speed of cement raw materials, thereby improving the crushing efficiency of the crushing mechanism for cement raw materials. At the same time, the first material guide plate guides the crushed cement raw materials into the grinding mechanism. Through the wave-shaped setting of the grinding plate, it is convenient for crushing The final cement raw materials are evenly ground, improving the grinding efficiency, realizing continuous grinding, and convenient loading and unloading. At the same time, the vibrating screen mechanism improves the grinding quality of cement raw materials.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the schematic diagram of the sectional structure of the grinding box of the present utility model;

Fig. 3 is the schematic structural diagram of the pulverizing mechanism of the present utility model;

Fig. 4 is the structural representation of the grinding mechanism of the present utility model;

Fig. 5 is a structural schematic diagram of the vibrating screen mechanism of the present invention.

In the figure: 1. Grinding box; 2. Box cover; 3. Feeding cylinder; 4. Feeding hopper; 5. Crushing mechanism; 51. Crushing motor; 52. Active crushing roller; 53. Auxiliary crushing roller; 54. Active Gear; 55, auxiliary gear; 56, synchronous chain; 57, bump; 6, grinding mechanism; 61, fixed plate; 62, grinding motor; 63, worm; 64, bearing seat; 65, worm gear; 66, connecting shaft; 67, grinding roller; 68, grinding plate; 681, side plate; 682, bottom plate; 683, grinding hole; 7, vibrating screen mechanism; 71, sieve plate; 72, fixed block; 73, limit rod; 74, vibration Motor; 8. Discharge channel; 9. First material guide plate; 10. Second material guide plate; 11. Outrigger; 12. Discharge hole.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-5, the utility model provides a technical solution: a cement grinding device with a dust-proof mechanism, including a grinding box 1, the upper surface of the grinding box 1 is detachably connected with a box cover 2, and the box cover 2 The upper surface is fixedly connected with the lower barrel 3, and the upper end of the lower barrel 3 is connected with the feed hopper 4, and the inner cavity of the grinding box 1 is provided with a crushing mechanism 5, a grinding mechanism 6 and a vibrating sieve mechanism 7 sequentially from top to bottom. Two sets of first material guide plates 9 are arranged between the mechanism 5 and the grinding mechanism 6, and two sets of second material guide plates 10 are arranged between the grinding mechanism 6 and the vibrating screen mechanism 7. The lower surface of the grinding box 1 is connected with an outlet. Material channel 8;

The crushing mechanism 5 includes a crushing motor 51, an active crushing roller 52, two sets of auxiliary crushing rollers 53 and a driving gear 54. One end of the active crushing roller 52 runs through the grinding box 1 and is connected to the output shaft of the crushing motor 51 through a connecting rod, and the active crushing The other end of the roller 52 runs through the grinding box 1 and is connected to the drive gear 54 through a connecting rod. One end of the two groups of auxiliary crushing rollers 53 is connected to the auxiliary gear 55 through a connecting rod through the grinding box. Driving gear 54 transmission connection;

The grinding mechanism 6 comprises a fixed plate 61, a grinding motor 62, three groups of grinding rollers 67, a grinding plate 68 and a worm 63, the fixed plate 61 is welded on one side of the grinding box 1, and the worm 63 runs through the fixed plate 61 and the grinding motor 62. The output shaft is connected by transmission, and the three groups of grinding rollers 67 are all arranged directly above the grinding plate 68, and one end of the three groups of grinding rollers 67 is connected with the worm gear 65 through the connecting shaft 66 through the grinding box 1, and the worm gear 65 and the worm 63 Drive connection.

When in use, the device is energized enough to transport the raw materials for cement production into the feed hopper 4 through the conveyor belt, and enter the grinding box 1 through the feeding barrel 3, and the feeding barrel 3 is arranged in a prismatic shape to slowly feed the cement raw materials and reduce dust. At the same time, the crushing and grinding in the grinding box 1 has a high dust-proof effect. The crushing motor 51 drives the active crushing roller 52, and drives the two sets of auxiliary crushing tubes through the driving gear 54 to drive the two sets of auxiliary crushing tubes. The block 57 crushes the cement raw material so that the particle size of the raw material is uniform and falls through the gap. The crushed cement raw material is introduced into the grinding plate 68 through two sets of first material guide plates 9, and the grinding motor 62 drives the worm 63 to drive three A set of worm gears 65 rotates, and multiple sets of bearing housings 64 improve the stability of the worm 63 when rotating, so that the three sets of grinding rollers 67 are driven to rotate through the connecting shaft 66, and the three sets of grinding rollers 67 grind the crushed cement raw materials. The raw materials fall through the grinding hole 683 and fall on the sieve plate 71 guided by the second material guide plate 10. The vibrating motor 74 drives the sieve plate 71 to vibrate, and the cement raw materials that are not ground up to the standard are recovered through the discharge hole 12, and the cement raw materials that meet the standard Through the sieve hole of the sieve plate 71, it falls on the conveyor belt through the discharge channel 8, and enters the next process, which realizes continuous processing and grinding of cement raw materials, and improves production efficiency.

The grinding plate 68 is mainly composed of two sets of side plates 681 and three sets of bottom plates 682, and the three sets of bottom plates 682 are arranged in a semi-cylindrical shape, and the side walls of the three sets of bottom plates 682 are provided with multiple groups of grinding holes 683, and the bottom plates 682 The inner diameter is larger than the outer diameter of the grinding roller 67, and the crushed cement raw material is ground by the rotation of the grinding roller 67, and the bottom plate 682 and the side plate 681 are integrally made, and the cross section of the grinding plate 68 is set in a wave shape, which facilitates the concentration of cement raw materials , improve the grinding efficiency of the crushed cement raw materials.

The adjacent side of the grinding box 1 and the fixed plate 61 is fixedly connected with multiple sets of bearing seats 64, and the multiple sets of bearing seats 64 are arranged at equal intervals, and the multiple sets of bearing seats 64 are arranged in a straight line, and the other ends of the worms 63 are respectively penetrated. Multiple groups of bearing seats 64 are fixedly connected to the limiting plate, and the rotation stability of the worm 63 is improved through the multiple groups of bearing seats 64, which facilitates the uniform grinding of cement raw materials by the transmission grinding roller 67.

The vibrating screen mechanism 7 includes a sieve plate 71, four sets of fixed blocks 72 and four sets of limit rods 73. One end of the lower surface of the sieve plate 71 is fixedly connected with a vibrating motor 74, and each two sets of fixed blocks 72 are respectively welded on the bottom of the sieve plate 71. Both sides, and the upper surface of four groups of fixing blocks 72 all offers the through hole for plugging of limit rod 73, and the lower end of four groups of limit rod 73 is all welded on the bottom of grinding box 1 inner cavity, facilitates by vibrating screen mechanism 7 Sieve out the cement raw materials that are not sufficiently ground, so as to collect them in a concentrated manner, which is convenient for improving the quality of cement raw materials. greater than the outer diameter of the limiting rod 73.

The lower end of the side adjacent to the grinding box 1 and the multiple sets of bearing seats 64 is provided with a discharge hole 12 for the insertion of the sieve plate 71, and the discharge hole 12 is U-shaped, and the upper surface of the sieve plate 71 is provided with multiple sets of sieves. Two groups of second material guide plates 10 are respectively welded to the lower ends of both sides of the inner chamber of the grinding box 1, and the distance between the lower ends of the two groups of second material guide plates 10 is less than the width of the sieve plate 71. The cement raw materials under the sieve are collected for secondary grinding, which reduces the workload of the staff, reduces dust in the workshop, and realizes continuous grinding of cement.

The active crushing roller 52 and the two sets of auxiliary crushing rollers 53 are all arranged on the same plane, and the side walls of the active crushing roller 52 and the two sets of auxiliary crushing rollers 53 are integrally formed with multiple sets of bumps 57, and the crushing motor 51 is installed in the grinding box 1 One side of the grinding box 1, and the driving gear 54 and two sets of auxiliary gears 55 are all arranged on the other side of the grinding box 1. The crushing efficiency of cement raw materials is improved through multiple sets of bumps 57, and the crushing effect is improved. The structure is simple and easy to maintain.

The lower surface of the grinding box 1 is welded with multiple sets of legs 11, and the cross-section of the lower end of the grinding box 1 is trapezoidal, the discharge channel 8 is a bag channel, and the cross-section of the lower barrel 3 is prismatic. Passage 8 avoids the dust raising after the cement raw material is ground into powder, thereby increasing the dust raising in workshop production.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. Cement grinding device with dustproof mechanism, including grinding case (1), its characterized in that: the upper surface of grinding case (1) is detachably connected with case lid (2), the upper surface fixedly connected with blanking cylinder (3) of case lid (2), and the upper end intercommunication of blanking cylinder (3) has feeder hopper (4), grinding case (1) inner chamber has set gradually crushing mechanism (5), grinding mechanism (6) and sieve mechanism (7) from top to bottom, be provided with two sets of first stock guide (9) between crushing mechanism (5) and grinding mechanism (6), and be provided with two sets of second stock guide (10) between grinding mechanism (6) and the sieve mechanism (7), the lower surface intercommunication of grinding case (1) has ejection of compact passageway (8);

the crushing mechanism (5) comprises a crushing motor (51), a driving crushing roller (52), two groups of auxiliary crushing rollers (53) and a driving gear (54), one end of the driving crushing roller (52) penetrates through the grinding box (1) through a connecting rod to be in transmission connection with an output shaft of the crushing motor (51), the other end of the driving crushing roller (52) penetrates through the grinding box (1) through the connecting rod to be in transmission connection with the driving gear (54), one ends of the two groups of auxiliary crushing rollers (53) penetrate through the grinding box through the connecting rod to be in transmission connection with an auxiliary gear (55), and the auxiliary gear (55) is in transmission connection with the driving gear (54) through a synchronous chain (56);

grinding mechanism (6) are including fixed plate (61), grinding motor (62), three grinding roller (67), grind plate (68) and worm (63), fixed plate (61) welding is in one side of grinding case (1), and worm (63) run through fixed plate (61) and the output shaft transmission of grinding motor (62) is connected, three group grinding roller (67) all set up directly over grinding plate (68), and the one end of three grinding roller (67) all runs through grinding case (1) transmission through connecting axle (66) and is connected with worm wheel (65), and worm wheel (65) are connected with worm (63) transmission.

2. A cement grinding device with dust control mechanism as claimed in claim 1, wherein: the grinding plate (68) mainly comprises two groups of side plates (681) and three groups of bottom plates (682), the three groups of bottom plates (682) are arranged in a semi-cylinder shape, a plurality of groups of grinding holes (683) are formed in the side walls of the three groups of bottom plates (682), and the inner diameter of the bottom plates (682) is larger than the outer diameter of the grinding roller (67).

3. A cement grinding device with dust control mechanism as claimed in claim 1, wherein: the grinding box (1) is fixedly connected with a plurality of groups of bearing seats (64) on one side adjacent to the fixed plate (61), the plurality of groups of bearing seats (64) are arranged at equal intervals, the plurality of groups of bearing seats (64) are arranged in a straight line shape, and the other end of the worm (63) respectively penetrates through the plurality of groups of bearing seats (64) and is fixedly connected with a limiting plate.

4. A cement grinding device with dust control mechanism as claimed in claim 1, wherein: the vibrating screen mechanism (7) comprises a screen plate (71), four groups of fixing blocks (72) and four groups of limiting rods (73), one end of the lower surface of the screen plate (71) is fixedly connected with a vibrating motor (74), every two groups of fixing blocks (72) are respectively welded on two sides of the screen plate (71), through holes for inserting the limiting rods (73) are formed in the upper surfaces of the four groups of fixing blocks (72), and the lower ends of the four groups of limiting rods (73) are welded on the bottom of an inner cavity of the grinding box (1).

5. A cement grinding device with dust control mechanism as claimed in claim 1, wherein: the grinding box (1) is provided with a discharging hole (12) for the insertion of a screen plate (71) at the lower end of one side adjacent to the plurality of groups of bearing seats (64), the discharging hole (12) is U-shaped, the upper surface of the screen plate (71) is provided with a plurality of groups of screen holes, two groups of second material guide plates (10) are respectively welded at the lower ends of the two sides of the inner cavity of the grinding box (1), and the distance between the lower ends of the two groups of second material guide plates (10) is smaller than the width of the screen plate (71).

6. A cement grinding device with dust control mechanism as claimed in claim 1, wherein: the grinding device is characterized in that the driving crushing roller (52) and the two groups of auxiliary crushing rollers (53) are arranged on the same plane, a plurality of groups of protruding blocks (57) are integrally formed on the side walls of the driving crushing roller (52) and the two groups of auxiliary crushing rollers (53), the grinding motor (51) is arranged on one side of the grinding box (1), and the driving gear (54) and the two groups of auxiliary gears (55) are arranged on the other side of the grinding box (1).

7. A cement grinding device with dust control mechanism as claimed in claim 1, wherein: the lower surface welding of grinding case (1) has multiunit landing leg (11), and the transversal trapezoidal setting of personally submitting of the lower extreme of grinding case (1), discharge channel (8) are the sack passageway, the transversal prismatic setting of transversal of feed cylinder (3).