CN220294811U

CN220294811U - Crushing device for ore crushing

Info

Publication number: CN220294811U
Application number: CN202320945698.9U
Authority: CN
Inventors: 吴肖元; 孙超; 段宏德; 李真华; 鲍怡斌; 李广; 段帅
Original assignee: Wuwei Hwasu Mining Co ltd
Current assignee: Wuwei Hwasu Mining Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2024-01-05
Anticipated expiration: 2033-04-24

Abstract

The utility model relates to the technical field of ore processing, and particularly discloses a crushing device for ore crushing, which comprises a machine case, wherein a crushing cavity and a transmission cavity are formed in the machine case, the transmission cavity is arranged on two sides of the crushing cavity and is separated from the crushing cavity through a partition plate, the crushing cavity is communicated with a feeding port formed in the upper end of the machine case, the feeding port is arranged on two sides of the machine case, and two parallel tooth rollers which are meshed with each other are arranged in the crushing cavity. Be equipped with the flitch storehouse in the dog-house of quick-witted case both sides, after the rock drops into the flitch storehouse, when rotatory drive assembly drove two tooth rollers and rotates, the vibration subassembly of transmission intracavity also can work, and the flitch storehouse of the material loading in the dog-house of vibration subassembly can drive rocks, and the flitch storehouse can be with rock even shake into broken intracavity in rocking to avoid rock to pile up in broken intracavity, bring the destruction for tooth roller, also improved the broken meticulous nature of rock simultaneously.

Description

Crushing device for ore crushing

Technical Field

The utility model relates to the technical field of ore processing, in particular to a crushing device for ore crushing.

Background

Carbide limestone is a substance obtained by heating limestone and coke. The method mainly adopts underground mining mode to mine limestone through a mine, and then the limestone and coke are heated in an electric furnace to react so as to obtain the calcium carbide limestone. The mined rock is required to be crushed by a crushing device. In daily production, the most crushers we use are: jaw crushers, cone crushers, impact crushers, hammer crushers, twin roll crushers, and the like.

A twin roll crushing apparatus is a mechanical device for crushing and breaking various materials. It comprises two parallel and rotating rolls, usually with a certain gap between them. As the material enters the gap, the two rollers begin to rotate, squashing, grinding and eventually breaking the material into pieces of the desired size. When crushing, the operation personnel can throw in through the material throwing mouth at the top of the crushing device, and because the conventional throw-in mode is to throw small batches of ores into the crushing device through the slide, the problem of accumulation easily appears in the crushing device, and the high-frequency crushing process is generated, and the high-frequency crushing process possibly causes serious equipment abrasion, needs to frequently replace equipment parts and influences the service life of the crushing device.

Disclosure of Invention

The utility model provides a crushing device for ore crushing, aiming at solving the defect that when the conventional crushing device is used for feeding, small batches of ores are fed into the crushing device through a slideway at one time in a conventional feeding mode, and accumulation easily occurs in the crushing device.

In order to achieve the purpose of the utility model, the utility model is realized by the following technical scheme: the crushing device for ore crushing comprises a machine case, wherein a crushing cavity and a transmission cavity are formed in the machine case, the transmission cavity is arranged on two sides of the crushing cavity and is separated from the crushing cavity through a partition plate, the crushing cavity is communicated with a feeding port formed in the upper end of the machine case, and the feeding port is arranged on two sides of the machine case;

two parallel tooth rollers which are meshed with each other are arranged in the crushing cavity, and the tooth rollers are fixedly connected with a rotary driving assembly arranged on the outer side of the machine case;

be equipped with the loading board storehouse on the dog-house, loading board storehouse one end extends to the broken intracavity, and the dog-house other end extends to outside the quick-witted case, and the transmission intracavity is equipped with the vibration subassembly that is used for controlling loading board storehouse and rocks in the dog-house, and vibration subassembly and the rotary drive subassembly swing joint in the quick-witted case outside.

The further improvement is that: one end of the feeding plate bin positioned in the crushing cavity extends downwards obliquely towards the direction of the tooth roller, and one end of the feeding plate bin positioned outside the machine case extends upwards obliquely towards the opposite direction of the tooth roller.

The further improvement is that: the vibration assembly comprises an eccentric wheel groove plate and an eccentric wheel, the eccentric wheel is arranged in the transmission cavity and is rotationally connected with the inner side wall of the transmission cavity, the eccentric wheel groove plate is sleeved on the outer side of the eccentric wheel and is movably matched with the eccentric wheel groove plate, the eccentric wheel groove plate is slidably connected with a sliding groove formed in the cavity wall of the transmission cavity, two movable rods are arranged at the upper ends of the eccentric wheel groove plate, and the upper ends of the movable rods penetrate into the feeding hole and are fixedly connected with the lower end of the feeding plate bin.

The further improvement is that: the transmission cavity is internally provided with two guide blocks, the two guide blocks are sleeved outside the rod body of the movable rod and are in sliding connection with the movable rod, and the guide blocks are fixedly connected with the cavity wall of the transmission cavity.

The further improvement is that: the rotary driving assembly comprises a gear driving piece and a belt transmission piece, wherein the gear transmission piece comprises two gears which are arranged on the outer side of the machine case and meshed with each other, the two gears are fixedly connected with two tooth rollers through a rotating shaft of a rotating shaft, and one gear is fixedly connected with the output end of a motor arranged on the outer side of the machine case;

the belt driving part comprises two driven belt pulleys arranged on the outer side of the case, the two driven belt pulleys are fixedly connected with two eccentric wheels through fixing shafts respectively, the two driven belt pulleys are movably connected with a driving belt pulley arranged on one side, far away from the case, of the gear through driving belts respectively, and the driving belt pulley is fixedly connected with the gear.

The further improvement is that: the machine box is characterized in that discharge holes are formed in two sides of the machine box, the discharge holes are arranged at the lower end of the machine box and are communicated with the bottom cavities of the transmission cavity and the crushing cavity, conveying belts are arranged on the discharge holes, penetrate into the tooth rollers and the crushing cavity and extend to the lower portion of the tooth rollers, and two ends of each conveying belt extend to the outside of the machine box and are movably connected with supporting columns arranged on the outer side of the machine box.

The further improvement is that: the upper end of the support column is provided with a bolt rod, the upper end of the bolt rod is fixedly connected with the lower end face of the outer end of the chassis, the lower end of the bolt rod penetrates into a slot formed in the upper end of the support column and is in sliding connection with the slot, the outer side of the bolt rod is sleeved with a spring, and two ends of the spring are respectively fixedly connected with the feeding plate bin and the support column.

The beneficial effects of the utility model are as follows: be equipped with the flitch storehouse in the dog-house of quick-witted case both sides, after the rock drops into the flitch storehouse, when rotatory drive assembly drove two tooth rollers and rotates, the vibration subassembly of transmission intracavity also can work, and the flitch storehouse of the material loading in the dog-house of vibration subassembly can drive rocks, and the flitch storehouse can be with rock even shake into broken intracavity in rocking to avoid rock to pile up in broken intracavity, bring the destruction for tooth roller, also improved the broken meticulous nature of rock simultaneously.

Drawings

Fig. 1 is a cross-sectional view of a chassis in the present utility model.

Fig. 2 is a structural view of a gear in the present utility model.

Fig. 3 is an enlarged view of the structure of fig. 1 a according to the present utility model.

Wherein: 1. a chassis; 2. a crushing cavity; 3. tooth rollers; 4. a transmission cavity; 5. a discharge port; 6. a conveyor belt; 7. a feed port; 8. a loading plate bin; 9. a rotating shaft; 10. eccentric wheel groove plates; 11. an eccentric wheel; 12. a movable rod; 13. a guide block; 14. a support column; 15. a motor; 16. a gear; 17. a driven pulley; 18. a latch rod; 19. a slot; 20. and (3) a spring.

Detailed Description

The present utility model will be further described in detail with reference to the following examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

According to fig. 1, 2 and 3, the embodiment provides a crushing device for ore crushing, which comprises a case 1, wherein a crushing cavity 2 and a transmission cavity 4 are formed in the case 1, the transmission cavity 4 is arranged on two sides of the crushing cavity 2 and is separated from the crushing cavity 2 through a partition plate, the crushing cavity 2 is communicated with a feeding port 7 formed in the upper end of the case 1, and the feeding port 7 is arranged on two sides of the case 1; the transmission cavities 4 surrounding the two sides of the crushing cavity 2 can play a role in noise reduction to a certain extent. During crushing, rock is put into the crushing chamber 2 through the feed opening 7.

Two parallel and mutually meshed tooth rollers 3 are arranged in the crushing cavity 2, and the tooth rollers 3 are fixedly connected with a rotary driving assembly arranged on the outer side of the machine case 1; the rotary drive assembly rotates the two toothed rollers 3, which start to rotate and crush, grind and eventually break the material into pieces of the desired size.

Be equipped with loading board storehouse 8 on the dog-house 7, loading board storehouse 8 one end extends to in the broken chamber 2, and the dog-house 7 other end extends to outside the quick-witted case 1, is equipped with the vibration subassembly that is used for controlling loading board storehouse 8 to rock in dog-house 7 in the transmission chamber 4, and the rotation driving assembly swing joint in vibration subassembly and the machine case 1 outside. Rock is thrown into the feeding plate bin 8, when the rotary driving assembly drives the two tooth rollers 3 to rotate, the vibration assembly in the transmission cavity 4 also works, the feeding plate bin 8 in the feeding hole 7 is driven to shake, the feeding plate bin 8 can shake the rock into the crushing cavity 2 uniformly in shake and crush the rock, so that the rock is prevented from accumulating in the crushing cavity 2, the tooth rollers 3 are damaged, and meanwhile, the fineness of rock crushing is improved.

More specifically, one end of the feeding plate bin 8 positioned in the crushing cavity 2 extends obliquely downwards towards the direction of the tooth roller 3, and one end of the feeding plate bin 8 positioned outside the machine case 1 extends obliquely upwards towards the opposite direction of the tooth roller 3. The feed plate is designed to be inclined in order to make the material more easily slide during feeding into the crushing chamber 2, reducing friction and drag. In addition, the oblique angle of the other end of the feeding plate bin 8 can also help the materials to keep balanced and stable when the feeding plate bin 8 is static, and the materials are not easy to fall off from the other end of the feeding plate bin 8.

The vibration assembly comprises an eccentric wheel groove plate 10 and an eccentric wheel 11, wherein the eccentric wheel 11 is arranged in the transmission cavity 4 and is rotationally connected with the inner side wall of the transmission cavity 4, the eccentric wheel groove plate 10 is sleeved outside the eccentric wheel 11 and is movably matched with the eccentric wheel groove plate 10, the eccentric wheel groove plate 10 is slidably connected with a sliding groove formed in the cavity wall of the transmission cavity 4, two movable rods 12 are arranged at the upper ends of the eccentric wheel groove plate 10, and the upper ends of the movable rods 12 penetrate into the feeding opening 7 and are fixedly connected with the lower end of the feeding plate bin 8. The vibration assembly adopts the principle of a deflection wheel reciprocating mechanism, and when the eccentric wheel 11 rotates, the eccentric wheel 11 is matched with a wheel groove at the center of the eccentric wheel groove plate 10 by utilizing the shape of the eccentric wheel 11, so that the eccentric wheel groove plate 10 is pushed to shake up and down, and reciprocating motion is converted into rotary motion. When the eccentric wheel groove plate 10 shakes, the movable rod 12 fixed at the upper end of the eccentric wheel groove plate 10 can drive the feeding plate bin 8 to shake together, so that rocks on the feeding plate bin 8 are shaken off into the crushing cavity 2.

In order to improve the stability of the movable rod 12 during the action, two guide blocks 13 are arranged in the transmission cavity 4, the two guide blocks 13 are sleeved outside the rod body of the movable rod 12 and are in sliding connection with the movable rod 12, and the guide blocks 13 are fixedly connected with the cavity wall of the transmission cavity 4. When the movable rod 12 moves up and down under the pushing of the eccentric wheel groove plate 10, the guide block 13 slides along the surface of the movable rod 12, and the guide block 13 is matched with the movable rod 12 to strengthen the stability of the movable rod 12 and the feeding plate bin 8 during the action.

The rotary driving assembly comprises a gear driving piece and a belt transmission piece, wherein the gear transmission piece comprises two gears 16 which are meshed with each other and are arranged on the outer side of the machine case 1, the two gears 16 are fixedly connected with the two tooth rollers 3 through a rotating shaft 9, and one gear 16 is fixedly connected with the output end of a motor 15 arranged on the outer side of the machine case 1; the motor 15 installation end is fixedly connected with the case 1 through a mounting bracket. When the motor 15 rotates, the gear 16 connected with the motor 15 rotates, the other gear 16 rotates together under the meshing of the gears, and the two gears 16 drive the two tooth rollers 3 in the crushing cavity 2 to rotate, so that the rock is crushed.

The belt driving part comprises two driven belt pulleys 17 arranged on the outer side of the chassis 1, the two driven belt pulleys 17 are fixedly connected with the two eccentric wheels 11 through fixing shafts respectively, the two driven belt pulleys 17 are movably connected with a driving belt pulley arranged on one side, far away from the chassis 1, of the gear 16 through driving belts respectively, and the driving belt pulley is fixedly connected with the gear 16. The driving pulley is coaxial with the motor 15, and when the gear 16 rotates, the driving pulley also drives the driven pulley 17 to rotate through the transmission belt, and the driven pulley 17 drives the eccentric wheel 11 to rotate in the rotation process. The linkage type transmission mode can improve the efficiency and the precision of the whole working system, because the transmission mode can reduce unnecessary movement and wasted energy in the system.

For discharging crushed materials in order, two sides of the machine case 1 are provided with discharge ports 5, the discharge ports 5 are arranged at the lower end of the machine case 1 and are communicated with the transmission cavity 4 and the bottom cavity of the crushing cavity 2, the discharge ports 5 are provided with conveying belts 6, the conveying belts 6 penetrate into the tooth rollers 3 and the crushing cavity 2 and extend to the lower part of the tooth rollers 3, and two ends of each conveying belt 6 extend to the outside of the machine case 1 and are movably connected with supporting columns 14 arranged at the outer side of the machine case 1. When the material enters the gap, the two toothed rollers 3 start to rotate, squashing, grinding and eventually breaking the material into pieces of the desired size. The crushed materials can directly fall onto the conveyer belt 6, and the conveyer belt 6 can automatically send the materials out of the case 1.

The material is carried in crushing chamber 2 through loading board storehouse 8, consequently loading board storehouse 8 need bear great pressure, for the stability of improvement loading board storehouse 8 during operation, support column 14 upper end is equipped with bolt pole 18, bolt pole 18 upper end and loading board storehouse 8 are in the lower terminal surface fixed connection of the outer one end of quick-witted case 1, bolt pole 18 lower extreme penetrates in the slot 19 of support column 14 upper end seting up and with slot 19 sliding connection, bolt pole 18 outside cover is equipped with spring 20, spring 20 both ends respectively with loading board storehouse 8 and support column 14 fixed connection. The support column 14 carries out floating support through bolt pole 18 and spring 20 to the one end that loading board storehouse 8 is in machine case 1 outside, and the mode of floating connection can not bring the interference for loading board storehouse 8 rocks when vibration subassembly drives loading board storehouse 8 and rocks.

The material feeding opening 7 at two sides of the machine case 1 is internally provided with a material feeding plate bin 8, when rock is put into the material feeding plate bin 8 and then the rotary driving assembly drives the two tooth rollers 3 to rotate, the vibration assembly in the transmission cavity 4 can work, the vibration assembly can drive the material feeding plate bin 8 in the material feeding opening 7 to shake, the material feeding plate bin 8 can shake the rock uniformly into the crushing cavity 2 in the shake, so that the rock is prevented from being accumulated in the crushing cavity 2, the tooth rollers 3 are damaged, and meanwhile, the fineness of rock crushing is improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The crushing device for ore crushing comprises a machine case (1), wherein a crushing cavity (2) and a transmission cavity (4) are formed in the machine case (1), and the crushing device is characterized in that the transmission cavity (4) is arranged on two sides of the crushing cavity (2) and is separated from the crushing cavity (2) through a partition plate, the crushing cavity (2) is communicated with a feeding port (7) formed in the upper end of the machine case (1), and the feeding port (7) is arranged on two sides of the machine case (1);

two parallel mutually meshed tooth rollers (3) are arranged in the crushing cavity (2), and the tooth rollers (3) are fixedly connected with a rotary driving assembly arranged on the outer side of the machine case (1);

be equipped with loading board storehouse (8) on dog-house (7), loading board storehouse (8) one end extends to in broken chamber (2), the dog-house (7) other end extends to outside quick-witted case (1), be equipped with in transmission chamber (4) and be used for controlling loading board storehouse (8) and rock the vibration subassembly in dog-house (7), the rotation drive subassembly swing joint in the machine case (1) outside.

2. A crushing apparatus for ore crushing according to claim 1, characterized in that: one end of the feeding plate bin (8) positioned in the crushing cavity (2) extends downwards obliquely towards the tooth roller (3), and one end of the feeding plate bin (8) positioned outside the machine case (1) extends upwards obliquely towards the opposite direction of the tooth roller (3).

3. A crushing apparatus for ore crushing according to claim 1, characterized in that: the vibration assembly comprises an eccentric wheel groove plate (10) and an eccentric wheel (11), wherein the eccentric wheel (11) is arranged in the transmission cavity (4) and is rotationally connected with the inner side wall of the transmission cavity (4), the eccentric wheel groove plate (10) is sleeved outside the eccentric wheel (11) and is movably matched with the eccentric wheel groove plate (10), the eccentric wheel groove plate (10) is slidably connected with a sliding groove formed in the cavity wall of the transmission cavity (4), two movable rods (12) are arranged at the upper ends of the eccentric wheel groove plate (10), and the upper ends of the movable rods (12) penetrate into the feeding opening (7) and are fixedly connected with the lower end of the feeding plate bin (8).

4. A crushing apparatus for ore crushing according to claim 3, wherein: two guide blocks (13) are arranged in the transmission cavity (4), the two guide blocks (13) are sleeved outside the rod body of the movable rod (12) and are in sliding connection with the movable rod (12), and the guide blocks (13) are fixedly connected with the cavity wall of the transmission cavity (4).

5. A crushing apparatus for ore crushing according to claim 3, wherein: the rotary driving assembly comprises a gear driving piece and a belt transmission piece, wherein the gear driving piece comprises two gears (16) which are meshed with each other and are arranged on the outer side of the machine case (1), the two gears (16) are fixedly connected with the two tooth rollers (3) through rotating shafts (9), and one gear (16) is fixedly connected with the output end of a motor (15) arranged on the outer side of the machine case (1);

the belt transmission part comprises two driven pulleys (17) arranged on the outer side of the chassis (1), the two driven pulleys (17) are fixedly connected with the two eccentric wheels (11) through fixing shafts respectively, the two driven pulleys (17) are movably connected with a driving pulley arranged on one side, far away from the chassis (1), of the gear (16) through transmission belts respectively, and the driving pulley is fixedly connected with the gear (16).

6. A crushing apparatus for ore crushing according to claim 1, characterized in that: discharge gate (5) have been seted up to quick-witted case (1) both sides, the lower extreme of quick-witted case (1) is arranged in to discharge gate (5) and with the bottom cavity intercommunication of transmission chamber (4) and broken chamber (2), be equipped with conveyer belt (6) on discharge gate (5), conveyer belt (6) penetrate tooth roller (3) and broken intracavity (2) and extend to the below of tooth roller (3), conveyer belt (6) both ends extend to outside machine case (1) and with establish support column (14) swing joint in the machine case (1) outside.

7. A crushing apparatus for ore crushing according to claim 6, wherein: the upper end of the support column (14) is provided with a bolt rod (18), the upper end of the bolt rod (18) is fixedly connected with the lower end face of the outer end of the machine case (1) with the feeding plate bin (8), the lower end of the bolt rod (18) penetrates into a slot (19) formed in the upper end of the support column (14) and is slidably connected with the slot (19), a spring (20) is sleeved outside the bolt rod (18), and two ends of the spring (20) are fixedly connected with the feeding plate bin (8) and the support column (14) respectively.