CN217511935U

CN217511935U - Fine grinding device for gypsum

Info

Publication number: CN217511935U
Application number: CN202221021718.5U
Authority: CN
Inventors: 陈树营; 梁其峰; 杨有勇; 李平
Original assignee: Ningxia Yanchi Yongtai Gypsum Co ltd
Current assignee: Ningxia Yanchi Yongtai Gypsum Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-09-30
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a meticulous grinder of gypsum belongs to gypsum processing technology field, including grinding the case, grind case top fixedly connected with feeder hopper, the feed inlet has been seted up in the feeder hopper, the feed inlet below is equipped with grinds the fill, it is equipped with grinding mechanism in the fill to grind, it is used for the driving motor who drives grinding mechanism to grind case outside fixedly connected with, grind the fill below and seted up the discharge gate, be close to feed inlet one side top in the feeder hopper and seted up the bar hole, the feeder hopper is located the downthehole feeding baffle that is equipped with of bar, feeding baffle and bar hole sliding connection, be equipped with the drive mechanism that control feeding baffle was taken out and is inserted between feeding baffle and the driving motor. This meticulous grinder of gypsum is through setting up drive mechanism for still can drive the feeding baffle when driving motor drive grinding mechanism grinds gypsum and take out and insert, make the feed inlet can not last the feeding, prevent that the gypsum from causing the jam in grinding the fill.

Description

Fine grinding device for gypsum

Technical Field

The utility model belongs to the technical field of the gypsum processing, especially, relate to a meticulous grinder of gypsum.

Background

Gypsum is a monoclinic mineral and is a hydrate whose main chemical component is calcium sulfate. Gypsum is a widely used industrial and building material. Can be used for cement retarders, gypsum building products, model making, medical food additives, sulfuric acid production, paper fillers, paint fillers and the like. The gypsum and its products have fine sound-proof, heat-insulating and fire-proof properties due to the microporous structure and heat-dewatering property.

Grind the gypsum among the prior art and continuously add the gypsum and grind the operation towards the device in usually, and because grinder often grinding efficiency is limited, lead to continuously adding the gypsum and can lead to the inside jam of taking place of grinder to pile up, need the clearance just can continue the operation, influence the operating efficiency of device.

To this end, we propose a fine grinding device for gypsum to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the prior art, last feeding leads to the device to pile up the problem of jam, and the meticulous grinder of gypsum that provides.

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

the utility model provides a meticulous grinder of gypsum, includes the grinding case, grind case top fixedly connected with feeder hopper, the feed inlet has been seted up in the feeder hopper, the feed inlet below is equipped with grinds the fill, it is equipped with grinding mechanism in the fill to grind, grind case outside fixedly connected with is used for driving the driving motor who grinds mechanism, grind the fill below and seted up the discharge gate, be close to feed inlet one side top in the feeder hopper and seted up the bar hole, the feeder hopper is located the downthehole feeding baffle that is equipped with of bar hole, feeding baffle and bar hole sliding connection, be equipped with the drive mechanism that control feeding baffle was taken out and is inserted between feeding baffle and the driving motor.

Preferably, grind the mechanism and include two parallel arrangement's grinding roller, grind the equal fixedly connected with pivot of roller, the pivot is rotated and is connected in grinding the fill, and one of them pivot and driving motor output shaft transmission are connected, two be equipped with the linkage between the pivot.

Preferably, the linkage member comprises two gears meshed with each other, and the two gears are respectively and fixedly connected to the two rotating shafts.

Preferably, drive mechanism includes the cam of fixed connection on driving motor output shaft, baffle fixedly connected with support, be equipped with square frame on the support, the cam is located square frame, the cam periphery is contradicted with square piece inner wall.

Preferably, the support is vertically provided with a limiting groove, the grinding box is provided with a limiting block, and the limiting block is connected with the limiting groove in a sliding manner.

Preferably, a sieve plate is arranged below the grinding hopper, and the sieve plate is obliquely and fixedly connected in the grinding box.

Preferably, a scraper is arranged in the grinding hopper, the scraper is abutted against the peripheral surface of the grinding roller, and the scraper is fixedly connected in the grinding hopper.

Preferably, a collecting bin is arranged below the sieve plate, the collecting bin is connected to the bottom surface inside the grinding box in a sliding mode, a coarse material bin is fixedly connected to the outer side of the grinding box, and a coarse material opening is formed in the position, above the coarse material bin, of the outer wall of the grinding box.

To sum up, the utility model discloses a technological effect and advantage:

1. this meticulous grinder of gypsum grinds the gypsum through setting up grinding mechanism to be equipped with drive mechanism between driving motor and feeding baffle, still can drive the feeding baffle when making driving motor drive grinding mechanism grind the gypsum and take out and insert, make the feed inlet can not last the feeding, prevent that the gypsum from causing the jam in grinding the fill.

2. Through setting up the slope sieve of grinding fill below, further filter the gypsum after grinding, screen the great cubic gypsum that is not ground completely to collect convenient regrinding, promote the fineness of grinding. The scraper blade that sets up in the grinding hopper can hang the gypsum that glues on grinding the roller and fall, prevents to influence the grinding efficiency of grinding the roller.

Drawings

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

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a perspective view of the present invention;

fig. 4 is a top view of the present invention.

In the figure: 1. grinding a box; 2. a feed hopper; 3. a grinding hopper; 4. a drive motor; 5. a strip-shaped hole; 6. a feed baffle; 7. a grinding roller; 8. a rotating shaft; 9. a gear; 10. a cam; 11. a support; 12. a square frame; 13. a limiting groove; 14. a limiting block; 15. a sieve plate; 16. a squeegee; 17. a collection bin; 18. a coarse aggregate bin.

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 and 2, a gypsum fine grinding device comprises a grinding box 1, a feed hopper 2 is fixedly connected above the grinding box 1, a feed inlet is arranged in the feed hopper 2, a grinding hopper 3 is arranged below the feed inlet, gypsum added with the feed hopper 2 falls into the grinding hopper 3 from the feed inlet, a grinding mechanism is arranged in the grinding hopper 3 and can grind large gypsum to enable the gypsum to become fine particles, a driving motor 4 for driving the grinding mechanism is fixedly connected to the outer side of the grinding box 1, the grinding mechanism comprises two grinding rollers 7 arranged in parallel, the grinding rollers 7 are both fixedly connected with a rotating shaft 8, the rotating shaft 8 can drive the grinding rollers 7 to rotate when rotating, so that the gypsum in the grinding hopper 3 is ground and crushed, the rotating shaft 8 is rotatably connected in the grinding hopper 3, one of the rotating shafts 8 is in transmission connection with an output shaft of the driving motor 4, grind 7 rotation grinding of roller through motor drive, be equipped with the linkage between two pivot 8, the linkage includes two intermeshing's gear 9, two gear 9 fixed connection respectively are on two pivot 8, gear 9 through setting up two meshings, make grinding roller 7 can synchronous antiport, promote the efficiency of grinding, be equipped with scraper blade 16 in the grinding fill 3, scraper blade 16 contradicts with grinding roller 7 outer peripheral face, scraper blade 16 fixed connection is in grinding fill 3, scraper blade 16 can hang down the gypsum that glues on grinding roller 7, prevent to influence grinding roller 7's grinding efficiency.

Refer to fig. 1, fig. 2 and fig. 3, the discharge gate has been seted up to grinding 3 below of fighting, grinding 3 below of fighting is equipped with sieve 15, sieve 15 slope fixed connection is in grinding case 1, gypsum after grinding is further filtered, filter great cubic gypsum that is not ground completely, sieve 15 below is equipped with collects storehouse 17, collect storehouse 17 sliding connection in the inside bottom surface of grinding case 1, grinding case 1 outside fixedly connected with coarse aggregate storehouse 18, grinding case 1 outer wall is located coarse aggregate storehouse 18 top and has seted up the coarse fodder mouth, conveniently collect the gypsum after filtering, the bold gypsum that falls into coarse aggregate storehouse 18 from the coarse fodder mouth can be ground once more, promote the fineness of grinding.

Referring to fig. 1, 2 and 4, a strip-shaped hole 5 is formed in the upper portion of one side, close to a feeding port, of a feeding hopper 2, a feeding baffle 6 is arranged in the strip-shaped hole 5, the feeding baffle 6 is in sliding connection with the strip-shaped hole 5 and can block the feeding port from discharging when falling down, the baffle can feed towards a grinding hopper 3 when being lifted, a transmission mechanism for controlling the feeding baffle 6 to be inserted and pulled is arranged between the feeding baffle 6 and a driving motor 4, the transmission mechanism comprises a cam 10 fixedly connected to an output shaft of the driving motor 4, a support 11 is fixedly connected to the baffle, a square frame 12 is arranged on the support 11, the cam 10 is arranged in the square frame 12, the periphery of the cam 10 is abutted against the inner wall of the square block, when the cam 10 rotates along with the output shaft of the driving motor 4, the inner upper wall of the square ring is abutted against the outer peripheral surface of the cam 10, so that the cam 10 can reciprocate up and down along with the rotation of the cam 10, and down, and up and down movement of the feeding baffle 6 can be continuously controlled, limiting groove 13 has been seted up vertically on support 11, is equipped with stopper 14 on grinding case 1, stopper 14 and 13 sliding connection of limiting groove, and limiting groove 13 can restrict support 11's moving direction, makes drive mechanism control feeding baffle 6 reciprocate better, realizes intermittent type feeding.

The working principle is as follows: when the staff uses this device, start driving motor 4, then add the bold gypsum that does not grind in the feeder hopper 2, because drive mechanism control feeding baffle 6 is reciprocating motion from top to bottom constantly, thereby realize that bold gypsum intermittent type gets into grinding and fight in 3, avoided adding the gypsum in 3 to grinding and fighting in succession, lead to grinding and fight 3 and block up influence grinding efficiency, the gypsum after grinding mechanism grinding in 3 is fought in the grinding and can fall on sieve 15, the gypsum of tiny particle can be followed sieve 15 and dropped and is collected the utilization in collecting bin 17, the gypsum that is not ground completely by the tiny particle can be followed the sieve 15 surfaces of slope and fallen into coarse aggregate storehouse 18 in, grind once more after the collection can, the time energy of staff's screening has been saved.

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.

Claims

1. A gypsum fine grinding device comprises a grinding box (1), and is characterized in that a feed hopper (2) is fixedly connected above the grinding box (1), a feed inlet is arranged in the feed hopper (2), a grinding hopper (3) is arranged below the feed inlet, a grinding mechanism is arranged in the grinding hopper (3), a driving motor (4) for driving the grinding mechanism is fixedly connected with the outer side of the grinding box (1), a discharge hole is arranged below the grinding hopper (3), a strip-shaped hole (5) is arranged above one side of the feed hopper (2) close to the feed hole, the feed hopper (2) is positioned in the strip-shaped hole (5) and is internally provided with a feed baffle (6), feeding baffle (6) and bar hole (5) sliding connection, be equipped with the drive mechanism that control feeding baffle (6) are taken out and are inserted between feeding baffle (6) and driving motor (4).

2. The gypsum fine grinding device according to claim 1, wherein the grinding mechanism comprises two grinding rollers (7) arranged in parallel, the grinding rollers (7) are fixedly connected with rotating shafts (8), the rotating shafts (8) are rotatably connected in the grinding hopper (3), one of the rotating shafts (8) is in transmission connection with an output shaft of a driving motor (4), and a linkage is arranged between the two rotating shafts (8).

3. A gypsum finishing apparatus according to claim 2, wherein the linkage comprises two gears (9) which are in mesh with each other, the two gears (9) being fixedly connected to the two shafts (8), respectively.

4. The gypsum fine grinding device according to claim 1, wherein the transmission mechanism comprises a cam (10) fixedly connected to an output shaft of the driving motor (4), the baffle is fixedly connected with a bracket (11), a square frame (12) is arranged on the bracket (11), the cam (10) is positioned in the square frame (12), and the periphery of the cam (10) is abutted against the inner wall of the square block.

5. The gypsum fine grinding device according to claim 4, wherein the support (11) is vertically provided with a limiting groove (13), the grinding box (1) is provided with a limiting block (14), and the limiting block (14) is slidably connected with the limiting groove (13).

6. A gypsum fine grinding apparatus according to claim 1, characterized in that a screen plate (15) is arranged below the grinding hopper (3), and the screen plate (15) is fixedly connected in the grinding box (1) in an inclined manner.

7. The fine gypsum grinding device according to claim 1, wherein a scraper (16) is arranged in the grinding hopper (3), the scraper (16) is abutted against the outer peripheral surface of the grinding roller (7), and the scraper (16) is fixedly connected in the grinding hopper (3).

8. The gypsum fine grinding device according to claim 6, characterized in that a collection bin (17) is arranged below the screen plate (15), the collection bin (17) is slidably connected to the inner bottom surface of the grinding box (1), a coarse material bin (18) is fixedly connected to the outer side of the grinding box (1), and a coarse material opening is arranged on the outer wall of the grinding box (1) above the coarse material bin (18).