CN113477299A

CN113477299A - Multistage accurate breaker of mine building stones

Info

Publication number: CN113477299A
Application number: CN202110705888.9A
Authority: CN
Inventors: 魏卫东; 闫志强
Original assignee: Yixian Tenghui Mineral Building Materials Co ltd
Current assignee: Yixian Tenghui Mineral Building Materials Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-10-08
Anticipated expiration: 2041-06-24
Also published as: CN113477299B

Abstract

The invention provides a multistage accurate crushing device for mine stones, which comprises a feeding hopper, wherein the lower surface of the feeding hopper is fixedly connected with a blanking box, the feeding hopper is communicated with the blanking box, blanking quantity control mechanisms are symmetrically arranged on the left side and the right side in the blanking box, each blanking quantity control mechanism comprises a feeding plate, the feeding plates are rotatably connected with the inner side surface of the blanking box through rotating shafts, sliding rods are fixedly connected to the front end and the rear end of the lower surface of the feeding plate, and movable blocks are slidably connected onto the sliding rods. The feeding motor is arranged in the feeding quantity control mechanism, when stone is crushed, the feeding motor is turned on to drive the transmission gear to rotate, the movable block is driven to slide on the slide way through the action between the transmission gear and the gear track, the connecting rod and the movable block are driven to move downwards through the traction action of the movable block on the cross rod, the feeding plate is opened through the action between the movable block and the slide rod, and the opening size is controlled according to the crushing requirement and the crushing degree.

Description

Multistage accurate breaker of mine building stones

Technical Field

The invention relates to the technical field of mine stone crushing equipment, in particular to a multistage accurate crushing device for mine stones.

Background

In the industries of buildings, roads, bridges, mining and the like, stone is an important resource type raw material, the grain size, the quality and the like of the stone determine the product quality of downstream industries, and when the stone is mined in a mine, the stone is generally made into the stone meeting the requirements through a series of links of blasting material taking, transportation, crushing and the like.

When the breakage of building stones, generally adopt the breaker to carry out the breakage, but current breaker is when carrying out the breakage because crushing apparatus is simple, relatively poor to the crushing effect of building stones, the crushing apparatus of different specifications need be changed to the building stones of different usage carries out the breakage, when adding the raw materials in the existing equipment simultaneously, because current accuse material mechanism simple structure, the accuse volume effect is poor, so add building stones, a large amount of building stones enter into crushing mechanism after can't carry out the breakage completely, lead to crushing effect not obvious.

Disclosure of Invention

In view of this, the present invention provides a multistage precise crushing device for mine stones, so as to solve the problems that the conventional crushing device mentioned in the above background art cannot perform a good automatic control on the added stones, so that the crushing is incomplete, and stones of different specifications need to be replaced by crushing devices of different specifications.

Based on the above purposes, the multistage accurate crushing device for the mine stone materials comprises a feeding hopper, wherein a blanking box is fixedly connected to the lower surface of the feeding hopper, the feeding hopper is communicated with the blanking box, blanking quantity control mechanisms are symmetrically arranged on the left side and the right side in the blanking box and comprise a feeding plate, the feeding plate is rotatably connected with the inner side surface of the blanking box through a rotating shaft, slide rods are fixedly connected to the front end and the rear end of the lower surface of the feeding plate, movable blocks are slidably connected onto the slide rods, stop blocks are fixedly connected to the lower ends of the slide rods, feeding springs are sleeved on the slide rods, the upper ends of the feeding springs are abutted against the lower surface of the feeding plate, the lower ends of the feeding springs are abutted against the upper surfaces of the movable blocks, connecting rods are rotatably connected onto the movable blocks, cross rods are rotatably connected to the inner sides of the connecting rods, and traction holes are formed in the left side wall and the right side wall of the blanking box, the inner wall of the traction hole is fixedly connected with a slide way, a moving block is connected to the slide way in a sliding mode and is connected with a cross rod in a rotating mode, a gear track is fixedly connected to the outer side surface of the moving block, a feeding dustproof box is fixedly connected to the side face of the blanking box, a feeding motor is fixedly connected to the inner wall of the feeding dustproof box, a transmission gear is fixedly connected to the output end of the feeding motor, the transmission gear is meshed with the gear track, and a primary crushing box is fixedly connected to the lower surface of the blanking box.

Preferably, the inside left and right sides symmetry of broken case is provided with a broken mechanism once, a broken mechanism includes slide bar, spring and broken pneumatic cylinder, slide bar fixed connection is on the inner wall of a broken case once, the cover is equipped with the spring on the slide bar, broken case outside fixed surface is connected with broken dust-proof box once, broken pneumatic cylinder fixed connection is at the internal surface of broken dust-proof box, broken pneumatic cylinder output runs through a broken case, broken pneumatic cylinder output fixedly connected with broken clamp plate, the side that broken clamp plate is close to broken pneumatic cylinder has seted up spout two.

Preferably, the sliding rod is connected with a U-shaped screen in a sliding mode, the bottom of the U-shaped screen is located below the crushing pressing plate, one end of the spring is abutted to the inner surface of the primary crushing box, the other end of the spring is abutted to the side face of the U-shaped screen, one end of the sliding rod, which is close to the crushing pressing plate, is fixedly connected with a stop block, and the second size of the sliding groove is larger than the size of the stop block.

Preferably, the crushing pressing plate is fixedly connected with a crushing pressing block on the side far away from the crushing hydraulic cylinder, and the crushing pressing block is conical.

Preferably, the hopper under the first crushing case fixedly connected with, spout one has been seted up to hopper internal surface down, sliding connection has the baffle in the spout one, the baffle is certain angle alpha (0 < alpha <90 °) setting with the horizontal direction, hopper side fixedly connected with discharging pipe down, the discharging pipe is linked together with the hopper down, sliding connection has the cardboard on the discharging pipe.

Preferably, hopper lower fixed surface is connected with the secondary crushing case down, be provided with secondary crushing mechanism in the secondary crushing case, secondary crushing mechanism includes the broken bottom plate of U-shaped, the broken bottom plate fixed connection of U-shaped is at the internal surface of secondary crushing case, secondary crushing incasement surface rotates and is connected with the crushing roller, secondary crushing incasement outside fixed surface is connected with crushing motor, the central pivot fixed connection of crushing motor output and crushing roller, the broken ring gear of crushing roller side fixedly connected with, broken ring gear surface is the zigzag.

Preferably, the inner surface of the U-shaped crushing bottom plate is provided with a discharge chute, the bottom of the discharge chute is provided with a discharge hole, and the size of the discharge chute is consistent with that of the damage toothed ring.

Preferably, a discharge hopper is arranged below the U-shaped crushing bottom plate, the upper surface of the discharge hopper is fixedly connected to the lower surface of the secondary crushing box, a supporting rod is fixedly connected to the side surface of the secondary crushing box, and a workbench is fixedly connected to the lower end of the supporting rod.

The invention provides a multistage accurate crushing device for mine stones, which has the following beneficial effects:

1. the invention is provided with a blanking quantity control mechanism, a feeding motor is arranged in the blanking quantity control mechanism, when the stone is crushed, the feeding motor is turned on to drive the transmission gear to rotate, the movable block is driven to slide on the slideway through the action between the transmission gear and the gear track, the connecting rod and the movable block are driven to move downwards through the traction action of the movable block on the cross rod, the feeding plate is opened under the action between the movable block and the slide bar, the slide bar is sleeved with the feeding spring, the feeding spring has a buffer action under the pressure on the feeding plate in the stone blanking process, plays a role in protecting the blanking quantity control mechanism, controls the opening size according to the crushing requirement and the crushing degree, thereby guaranteeing complete crushing of stones as far as possible, and solving the problems of simple structure, unobvious amount control effect and incomplete crushing of stones in the traditional equipment.

2. According to the invention, the first chute is arranged in the blanking hopper, the baffle is arranged in the chute, when stone crushed by the primary crushing mechanism needs to be collected and used, the baffle is pushed into the feeding hopper, the stone slides downwards along the baffle and is discharged from the discharge pipe, when stone crushed by the secondary crushing mechanism needs to be collected and used, the baffle is pulled out, the stone enters the secondary crushing mechanism through the blanking hopper, and the stone is discharged from the discharge hopper, so that the problem that the crushing equipment with different specifications needs to be replaced when the existing equipment collects and uses stone with different specifications is solved.

3. According to the invention, the primary crushing mechanism and the secondary crushing mechanism are arranged, the crushing pressing plate and the crushing pressing block in the primary crushing mechanism extrude stones under the action of the crushing hydraulic cylinder, when the crushing pressing plate moves outwards under the action of the hydraulic cylinder, the crushing pressing plate extrudes the U-shaped screen to drive the U-shaped screen to vibrate, the completely crushed stones fall into the discharging hopper from the U-shaped screen, the incompletely crushed stones are blocked on the U-shaped screen to continue crushing, in the secondary crushing mechanism, under the action of the crushing roller and the U-shaped crushing bottom plate, stones are crushed under the action between the crushing toothed ring and the discharging chute, and the crushed stones are discharged from the discharging opening, so that the stones are completely crushed.

Drawings

FIG. 1 is a schematic view of an angular perspective structure of a multistage precise mine stone crushing device according to the present invention;

FIG. 2 is a schematic sectional view of a multistage precise mine stone crushing device according to the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B;

FIG. 5 is an enlarged view of a portion of FIG. 2 at C;

FIG. 6 is a schematic perspective view of another angle of the multistage precise mine stone crushing device of the present invention;

FIG. 7 is a schematic plan view of a multistage precise mine stone crushing device according to the present invention;

FIG. 8 is a schematic cross-sectional view taken at D in FIG. 7;

FIG. 9 is a perspective view of the crushing platen of the present invention;

FIG. 10 is a schematic perspective view of a crushing roller according to the present invention;

FIG. 11 is a schematic perspective view of a U-shaped crushing bottom plate according to the present invention;

FIG. 12 is a schematic cross-sectional view of a part of the blanking control mechanism according to the present invention.

The reference numbers in the figures are:

1. a work table; 2. a support bar; 3. a secondary crushing box; 4. a crushing motor; 5. a discharge hopper; 6. a crushing roller; 7. crushing a toothed ring; 8. a U-shaped crushing bottom plate; 9. a discharge chute; 10. a discharge opening; 11. a baffle plate; 12. Feeding a hopper; 13. a discharge pipe; 14. clamping a plate; 15. a first sliding chute; 16. a primary crushing box; 17. a crushing dustproof box; 18. a crushing hydraulic cylinder; 19. crushing and pressing plates; 20. a second chute; 21. a slide bar; 22. a spring; 23. A U-shaped screen; 24. crushing and briquetting; 25. a blanking box; 26. feeding into a hopper; 27. feeding a dustproof box; 28. a feeding motor; 29. a transmission gear; 30. a connecting rod; 31. a movable block; 32. feeding a plate; 33. a slide bar; 34. Feeding a spring; 35. a gear track; 36. a moving block; 37. a slideway; 38. a cross bar.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-12, a multistage accurate crushing device for mine stones comprises a feeding hopper 26, a discharging box 25 is fixedly connected to the lower surface of the feeding hopper 26, the feeding hopper 26 is communicated with the discharging box 25, discharging amount control mechanisms are symmetrically arranged on the left side and the right side in the discharging box 25, each discharging amount control mechanism comprises a feeding plate 32, the feeding plate 32 is rotatably connected with the inner side surface of the discharging box 25 through a rotating shaft, sliding rods 33 are fixedly connected to the front end and the rear end of the lower surface of the feeding plate 32, movable blocks 31 are slidably connected to the sliding rods 33, stoppers are fixedly connected to the lower ends of the sliding rods 33, a feeding spring 34 is sleeved on each sliding rod 33, the upper end of the feeding spring 34 is abutted to the lower surface of the feeding plate 32, the lower end of the feeding spring 34 is abutted to the upper surface of each movable block 31, when stones collide with the feeding plate 32, the feeding spring 34 plays a role of buffering and plays a role in protecting the discharging amount control mechanism below, the movable block 31 is rotatably connected with a connecting rod 30, the inner side of the connecting rod 30 is rotatably connected with a cross rod 38, the left side wall and the right side wall of the blanking box 25 are provided with traction holes, the inner wall of each traction hole is fixedly connected with a slideway 37, a movable block 36 is slidably connected on the slideway 37, the movable block 36 is rotatably connected with the cross rod 38, the outer side surface of the movable block 36 is fixedly connected with a gear track 35, the side surface of the blanking box 25 is fixedly connected with a feeding dustproof box 27, the inner wall of the feeding dustproof box 27 is fixedly connected with a feeding motor 28, the output end of the feeding motor 28 is fixedly connected with a transmission gear 29, the transmission gear 29 is meshed with the gear track 35, the transmission gear 29 is driven to rotate under the action of the feeding motor 28, the movable block 36 is driven to slide on the slideway 37 under the action between the transmission gear 29 and the gear track 35, so that the cross rod 38 and the connecting rod 30 are dragged, and the feeding plate 32 is opened under the action of the connecting rod 30, according to the crushing requirement, the rotating direction of the feeding motor 28 is adjusted, the moving direction of the moving block 36 is changed, the opening and closing of the feeding plate 32 are further controlled through the cross rod 38 and the connecting rod 30, and the primary crushing box 16 is fixedly connected to the lower surface of the blanking box 25.

The left side and the right side inside the primary crushing box 16 are symmetrically provided with primary crushing mechanisms, each primary crushing mechanism comprises a sliding rod 21, a spring 22 and a crushing hydraulic cylinder 18, the sliding rod 21 is fixedly connected to the inner wall of the primary crushing box 16, the sliding rod 21 is sleeved with the spring 22, the outer side surface of the primary crushing box 16 is fixedly connected with a crushing dustproof box 17, the crushing hydraulic cylinder 18 is fixedly connected to the inner surface of the crushing dustproof box 17, the output end of the crushing hydraulic cylinder 18 penetrates through the primary crushing box 16, the output end of the crushing hydraulic cylinder 18 is fixedly connected with a crushing pressing plate 19, the side surface, close to the crushing hydraulic cylinder 18, of the crushing pressing plate 19 is provided with a second sliding chute 20, the sliding rod 21 is slidably connected with a U-shaped screen 23, the bottom of the U-shaped screen 23 is positioned below the crushing pressing plate 19, one end of the spring 22 is abutted to the inner surface of the primary crushing box 16, and the other end of the spring 22 is abutted to the side surface of the U-shaped screen 23, one end of the sliding rod 21 close to the crushing pressing plate 19 is fixedly connected with a stop block, the size of the sliding groove II 20 is larger than that of the stop block, a crushing pressing block 24 is fixedly connected to the side face, far away from the crushing hydraulic cylinder 18, of the crushing pressing plate 19, and the crushing pressing block 24 is conical.

The lower surface of a primary crushing box 16 is fixedly connected with a blanking hopper 12, the inner surface of the blanking hopper 12 is provided with a first sliding groove 15, the first sliding groove 15 is connected with a baffle plate 11 in a sliding way, the baffle plate 11 is arranged at a certain angle alpha (0 degrees < alpha <90 degrees) with the horizontal direction, the side surface of the blanking hopper 12 is fixedly connected with a discharge pipe 13, the discharge pipe 13 is communicated with the blanking hopper 12, the discharge pipe 13 is connected with a clamping plate 14 in a sliding way, the lower surface of the blanking hopper 12 is fixedly connected with a secondary crushing box 3, a secondary crushing mechanism is arranged in the secondary crushing box 3, the secondary crushing mechanism comprises a U-shaped crushing bottom plate 8, the U-shaped crushing bottom plate 8 is fixedly connected with the inner surface of the secondary crushing box 3, the inner surface of the secondary crushing box 3 is rotatably connected with a crushing roller 6, the outer surface of the secondary crushing box 3 is fixedly connected with a crushing motor 4, and the output end of the crushing motor 4 is fixedly connected with the central rotating shaft of the crushing roller 6, broken ring gear 7 of 6 side fixedly connected with of crushing roller, broken ring gear 7 surface are the zigzag, and discharge chute 9 has been seted up to the broken bottom plate 8 internal surface of U-shaped, and discharge opening 10 has been seted up to discharge chute 9 bottom, and 9 sizes of discharge chute are unanimous with destruction ring gear size.

A hopper 5 is arranged below the U-shaped crushing bottom plate 8, the upper surface of the hopper 5 is fixedly connected to the lower surface of a secondary crushing box 3, a supporting rod 2 is fixedly connected to the side surface of the secondary crushing box 3, and a workbench 1 is fixedly connected to the lower end of the supporting rod 2.

The working principle and the using process of the invention are as follows:

when in use, stone is added into the feeding hopper 26, the feeding motor 28 is turned on to drive the transmission gear 29 to rotate, the moving block 36 is driven to slide on the slideway 37 through the action between the transmission gear 29 and the gear track 35, the connecting rod 30 and the moving block 31 are driven to move downwards through the traction action of the moving block 36 on the cross rod 38, the feeding plate 32 is opened through the action between the moving block 31 and the sliding rod 33, the opening size is controlled according to the crushing requirement and the crushing degree, after the stone enters the primary crushing mechanism, the two crushing pressing plates 19 are pushed to be close to each other under the action of the crushing hydraulic cylinder 18 to crush the stone, the crushed stone passes through the U-shaped screen 23 to enter the secondary crushing mechanism, the incompletely crushed stone is blocked in the primary crushing box 16 by the U-shaped screen 23 and is continuously crushed under the action of the crushing pressing plates 19, the building stones that enter into among the secondary crushing mechanism use under the cooperation of crushing roller 6 and U-shaped broken bottom plate 8 and carry out the breakage to the building stones, and the building stones after the breakage are discharged from discharge opening 10, when needs collect the use to the building stones after the primary breaking, with baffle 11 during pushing into hopper 12 down, open cardboard 14, the building stones is followed baffle 11 and is slided down, discharges in the discharging pipe 13.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multistage accurate breaker of mine building stones, its characterized in that includes into hopper (26), go into hopper (26) lower surface fixedly connected with unloading case (25), it is linked together with unloading case (25) to go into hopper (26), the bilateral symmetry is provided with unloading accuse volume mechanism about in unloading case (25), unloading accuse volume mechanism includes into flitch (32), it is connected through the pivot rotation with unloading case (25) internal side surface to go into flitch (32), both ends equal fixedly connected with slide bar (33) around going into flitch (32) lower surface, sliding connection has movable block (31) on slide bar (33), slide bar (33) lower extreme fixedly connected with dog, the cover is equipped with into reed (34) on slide bar (33), go into reed (34) upper end and pan feeding board (32) lower surface butt, go into reed (34) lower extreme and movable block (31) upper surface butt, the movable block (31) is rotatably connected with a connecting rod (30), the inner side of the connecting rod (30) is rotatably connected with a cross rod (38), the left side wall and the right side wall of the blanking box (25) are provided with traction holes, the inner walls of the traction holes are fixedly connected with slideways (37), the slideway (37) is connected with a moving block (36) in a sliding way, the moving block (36) is rotationally connected with a cross bar (38), the outer side surface of the moving block (36) is fixedly connected with a gear track (35), a feeding dustproof box (27) is fixedly connected to the side surface of the blanking box (25), a feeding motor (28) is fixedly connected to the inner wall of the feeding dustproof box (27), the output end of the feeding motor (28) is fixedly connected with a transmission gear (29), the transmission gear (29) is meshed with the gear track (35), and the lower surface of the blanking box (25) is fixedly connected with a primary crushing box (16).

2. The multistage accurate breaker of mine building stones of claim 1, characterized in that: the utility model discloses a crushing mechanism, including broken case (16), slide bar (21), spring (22), broken pneumatic cylinder (18), broken case (16), broken pneumatic cylinder (18), the inside left and right sides symmetry of broken case (16) is provided with once broken mechanism, once broken mechanism includes slide bar (21), spring (22) and broken pneumatic cylinder (18), slide bar (21) fixed connection is on the inner wall of broken case (16), the cover is equipped with spring (22) on slide bar (21), broken case (16) outside fixed surface is connected with broken dust proof case (17) once, broken pneumatic cylinder (18) fixed connection is at the internal surface of broken dust proof case (17), broken pneumatic cylinder (18) output runs through broken case (16) once, broken pneumatic cylinder (18) output end fixed connection has broken clamp plate (19), spout two (20) have been seted up to the side that broken clamp plate (19) are close to broken pneumatic cylinder (18).

3. The multistage accurate breaker of mine building stones of claim 2, characterized in that: sliding connection has U-shaped screen cloth (23) on slide bar (21), U-shaped screen cloth (23) bottom is located the below of broken clamp plate (19), spring (22) one end and broken case (16) internal surface butt once, the other end of spring (22) and the side butt of U-shaped screen cloth (23), slide bar (21) are close to the one end fixedly connected with dog of broken clamp plate (19), two (20) sizes of spout are greater than the size of dog.

4. The multistage accurate breaker of mine building stones of claim 3, characterized in that: the crushing press plate (19) is fixedly connected with a crushing press block (24) on the side far away from the crushing hydraulic cylinder (18), and the crushing press block (24) is conical.

5. The multistage accurate breaker of mine building stones of claim 3, characterized in that: hopper (12) under one time broken case (16) lower fixed surface is connected with, spout one (15) have been seted up to hopper (12) internal surface down, sliding connection has baffle (11) in spout one (15), baffle (11) are certain angle alpha (0 < alpha <90 °) setting with the horizontal direction, hopper (12) side fixedly connected with discharging pipe (13) down, discharging pipe (13) are linked together with lower hopper (12), sliding connection has cardboard (14) on discharging pipe (13).

6. The multistage accurate breaker of mine building stones of claim 5, characterized in that: lower fixed surface of hopper (12) is connected with secondary crushing case (3), be provided with secondary crushing mechanism in secondary crushing case (3), secondary crushing mechanism includes the broken bottom plate of U-shaped (8), the broken bottom plate of U-shaped (8) fixed connection is at the internal surface of secondary crushing case (3), secondary crushing case (3) internal surface rotates and is connected with crushing roller (6), secondary crushing case (3) outside fixed surface is connected with crushing motor (4), the central pivot fixed connection of crushing motor (4) output and crushing roller (6), crushing roller (6) side fixedly connected with broken ring gear (7), broken ring gear (7) surface is the zigzag.

7. The multistage accurate breaker of mine building stones of claim 6, characterized in that: the inner surface of the U-shaped crushing bottom plate (8) is provided with a discharge chute (9), the bottom of the discharge chute (9) is provided with a discharge hole (10), and the size of the discharge chute (9) is consistent with that of the damage gear ring.

8. The multistage accurate breaker of mine building stones of claim 7, characterized in that: the U-shaped crushing bottom plate (8) below is provided with out hopper (5), go out fixed surface and connect the lower surface at secondary crushing case (3) on hopper (5), secondary crushing case (3) side fixedly connected with bracing piece (2), bracing piece (2) lower extreme fixedly connected with workstation (1).