CN117339718A

CN117339718A - Combined movable crusher

Info

Publication number: CN117339718A
Application number: CN202311315021.8A
Authority: CN
Inventors: 周俊华
Original assignee: Jiangyin Huigong Technology Co ltd
Current assignee: Guangdong Sanchuan Mining Co ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2024-01-05
Anticipated expiration: 2043-10-12
Also published as: CN117339718B

Abstract

The invention relates to the technical field of combined type mobile crushers, in particular to a combined type mobile crusher, which comprises a bottom plate and a crushing bin, wherein rotating wheels are arranged at positions, close to two sides, of the bottom surface of the bottom plate, a fine grinding box is fixedly arranged at positions, close to one side, of the outer wall of the top of the bottom plate, two groups of mounting plates are fixedly connected at positions, far away from the fine grinding box, of the bottom surface of the bottom plate, movable shafts are rotatably connected at positions, close to the upper end, of the inner part of the fine grinding box, a conveying belt is sleeved between the two groups of movable shafts, and the inner part of the crushing bin is movably connected with a crushing shaft. According to the invention, by arranging the auxiliary mechanism, stones can continuously shake when the stone materials are primarily crushed, the contact with each group of crushing hammers is increased, the crushing effect is effectively improved, and by arranging the cleaning mechanism, the materials adhered to the inner wall of the fine grinding box can be well cleaned, and the materials are prevented from adhering in the fine grinding box, so that the waste of the materials is avoided.

Description

Combined movable crusher

Technical Field

The invention relates to the technical field of combined mobile crushers, in particular to a combined mobile crusher.

Background

The combined movable crusher is formed by combining a plurality of crushers, can be used for carrying out primary crushing on materials and then carrying out fine grinding, so that the materials can be powdered and can move, and the combined movable crusher is suitable for crushing soft or medium-hard and extremely-hard materials and is widely applied to a plurality of departments such as large, smelting, building materials, highways, railways, water conservancy and chemical industry.

When using the combination formula to remove the breaker and smash the stone material, need carry out preliminary crushing with the stone material through the quartering hammer in the breaker at first, but because enter into behind the breaker stone material and can scatter, partial stone material exists the condition that can not contact with the quartering hammer, leads to crushing effect not good, and after the material after preliminary crushing is powdered, very easy adhesion is at the breaker inner wall, is difficult for clearing up, leads to the waste of material.

Disclosure of Invention

The invention aims to solve the problems in the background art and provides a combined mobile crusher.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the utility model provides a combination formula removes breaker, includes the bottom plate and smashes the storehouse, the bottom plate bottom surface is close to both sides position and all installs the runner, the bottom plate top outer wall is close to one side position fixed mounting and has a fine grinding case, bottom plate bottom surface is kept away from fine grinding case one side position fixedly connected with two sets of mounting panels, two sets of mounting panels are connected with the loose axle with fine grinding case inside being close to upper end surface position and all rotating, and the cover is equipped with the conveyer belt between two sets of loose axles, smash storehouse inside swing joint has a crushing axle, smash axle lateral wall fixedly connected with a plurality of groups annular division board, fixedly connected with connecting rod between two sets of annular division board lateral walls, the outside cover of connecting rod is equipped with the crushing hammer, smash storehouse lateral wall and install motor one, motor one output end links to each other with crushing axle one end, the bottom plate top outer wall is close to smash storehouse both sides wall position and all is provided with the complementary mechanism that is used for assisting carrying out preliminary crushing to the material, fine grinding case inside rotation is connected with two sets of grinding rollers, two sets of inside grinding roller and be located the equal fixedly connected with the baffle in position and upper position, two sets of grinding roller outside the grinding roller, two sets of side walls swing joint have a set of motor one end to be connected with one end, two sets of motor and two sets of side walls are connected with one end of grinding roller and two sets of outer side walls are connected with one-to each other, two sets of outer side grinding roller and two outer side wall are fixedly connected with one end and one end is connected with one end.

In the above-mentioned combination formula removes breaker, assist mechanism includes extension board and two sets of braced frame, extension board and two sets of braced frame equal fixed connection are close to the edge in bottom plate top outer wall, two sets of braced frame upper end fixedly connected with transverse frame, extension board front end surface is close to upper end position rotation and is connected with the carousel, carousel lateral wall is close to edge position fixedly connected with minor axis.

In the above-mentioned combination formula removes breaker, the outside cover of minor axis is equipped with the movable frame of returning shape, the equal fixedly connected with cross axle of two lateral walls of movable frame of returning shape, two sets of the equal fixedly connected with linking plate of movable frame one end that returns shape is kept away from to the cross axle, and two sets of linking plate one end is equal fixedly connected with in crushing storehouse lateral wall position, little motor is installed to the extension board back, and lower motor output links to each other with the carousel.

In the above-mentioned combination formula removes breaker, the inside fixedly connected with slide bar of horizontal frame, the outside cover of slide bar is equipped with two sets of sliders, and two sets of slider one end respectively with two sets of linking boards fixed connection.

In the above-mentioned combination formula removes breaker, clean mechanism includes returns shape frame and erects the groove, return shape frame setting is inside the fine grinding case and be located two sets of grinding roller below positions, erect the groove and offer in fine grinding case inside wall position, erect the inside rotation of inslot and be connected with two-way lead screw, the outside cover that is close to the upper end position of two-way lead screw is equipped with the lantern ring, lantern ring lateral wall fixedly connected with fixed plate, just fixed plate fixed connection is in return shape frame top outer wall position.

In the above-mentioned combination formula removes breaker, the mounting groove has all been seted up to the side position that is close to four groups of outer walls in shape frame top of returning, and two sets of mounting grooves are inside to rotate to be connected with clean axle one, and the inside rotation of two other sets of mounting grooves is connected with clean axle two, clean axle one and the equal fixedly connected with of clean axle lateral wall a plurality of groups of clean brush hair.

In the above-mentioned combination formula removes breaker, fine grinding case top outer wall swing joint has the vertical axis, just vertical axis bottom and two-way lead screw upper end fixed connection, vertical axis upper end fixedly connected with helical gear two, the shell inside wall rotates and is connected with the linking axle two, linking axle two one end fixedly connected with helical gear one, just helical gear one and helical gear two intermesh, linking axle one and linking axle outside between the cover be equipped with the drive belt.

In the above-mentioned combination formula removes breaker, fine grinding case lateral wall is close to upper corner position fixed mounting and has the L shaped plate, and motor three is all installed to L shaped plate lateral wall and mounting panel lateral wall, and two sets of motor three output links to each other with two sets of loose axle one ends respectively, smash storehouse and fine grinding case inside bottom all run through and offer a plurality of groups of weeping holes.

Compared with the prior art, the combined mobile crusher has the advantages that:

1. the small motor in the auxiliary mechanism is matched with the rotary table, so that the short shaft moves up and down in the square movable frame in a reciprocating manner, the square movable frame moves left and right in a reciprocating manner, the two groups of transverse shafts move along with the square movable frame, the connecting plate can be driven to move along the sliding rod arranged in the transverse frame through the sliding block, the crushing bin is driven to move left and right in a reciprocating manner, stone materials put in the crushing bin are continuously rocked, contact with each group of crushing hammers is increased, and therefore crushing effect is effectively improved;

2. the first connecting shaft is matched with the transmission belt, the second connecting shaft can be driven to rotate, the first bevel gear and the second bevel gear are matched, the vertical shaft and the bidirectional screw rod can be driven to rotate, the lantern ring is matched with the fixing plate to drive the square frame in the cleaning mechanism to scrape down along the inner wall of the fine grinding box, materials adhered to the inner wall of the fine grinding box are scraped, meanwhile, the first cleaning shaft and the second cleaning shaft move along the square frame, and the cleaning bristles of the first cleaning shaft and the second cleaning shaft move along the inner wall of the fine grinding box, so that the materials adhered to the inner wall of the fine grinding box can be cleaned at the same time, and the materials are prevented from adhering in the fine grinding box and being wasted;

to sum up, can make when preliminary smashing the stone material through setting up assist mechanism, the stone can constantly rock, increase with each group smash the contact of hammer, effectively improve crushing effect, and through setting up clean mechanism, can be well under the material clearance of fine grinding incasement wall adhesion, avoid the material adhesion in the fine grinding case, cause the waste of material.

Drawings

Fig. 1 is a schematic structural view of a combined mobile crusher according to the present invention;

FIG. 2 is a schematic view showing the internal structure of an auxiliary mechanism and a crushing bin in a combined mobile crusher according to the present invention;

FIG. 3 is a schematic view of a part of an auxiliary mechanism in a combined mobile crusher according to the present invention;

FIG. 4 is a schematic view of a fine grinding box and a transmission gear in a combined mobile crusher according to the present invention;

FIG. 5 is a schematic view showing the internal structure of a fine grinding box in a combined mobile crusher according to the present invention;

FIG. 6 is a schematic view of a cleaning mechanism in a combined mobile crusher according to the present invention;

FIG. 7 is an enlarged view of the portion A of FIG. 6 of a modular mobile crusher according to the present invention;

fig. 8 shows a square frame, a first cleaning shaft and a second cleaning shaft of a combined mobile crusher according to the present invention.

In the figure: 1. a bottom plate; 2. a rotating wheel; 3. crushing the bin; 4. a fine grinding box; 5. a mounting plate; 6. a conveyor belt; 7. a crushing shaft; 8. a connecting rod; 9. a crushing hammer; 10. a transverse frame; 11. a support frame; 12. a support plate; 13. a slide bar; 14. a slide block; 15. a splice plate; 16. a turntable; 17. a movable frame in a shape of a circle; 18. a short shaft; 19. a housing; 20. a grinding roller; 21. a baffle; 22. a first connecting shaft; 23. a transmission gear; 24. a transmission belt; 25. a second connecting shaft; 26. a first helical gear; 27. a vertical axis; 28. a helical gear II; 29. a square frame; 30. cleaning a first shaft; 31. cleaning a second shaft; 32. a vertical groove; 33. a bidirectional screw rod; 34. a collar; 35. a fixing plate; 36. an auxiliary mechanism; 37. a cleaning mechanism; 38. and a horizontal axis.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Referring to figures 1-8, a combined type mobile crusher comprises a bottom plate 1 and a crushing bin 3, wherein rotating wheels 2 are arranged at positions, close to two sides, of the bottom surface of the bottom plate 1, a fine grinding box 4 is fixedly arranged at positions, close to one side, of the outer wall of the top of the bottom plate 1, one side, far away from the fine grinding box 4, of the bottom surface of the bottom plate 1 is fixedly connected with two groups of mounting plates 5, movable shafts are rotatably connected at positions, close to the upper end, of the inner part of the fine grinding box 4, of the two groups of mounting plates 5, a conveyor belt 6 is sleeved between the two groups of movable shafts, a crushing shaft 7 is movably connected inside the crushing bin 3, a plurality of groups of annular partition plates are fixedly connected to the outer side wall of the crushing shaft 7, a connecting rod 8 is fixedly connected between the outer side walls of the two groups of annular partition plates, a crushing hammer 9 is sleeved outside the connecting rod 8, a motor I is arranged on the outer side wall of the crushing bin 3, one output end of the motor is connected with one end of the crushing shaft 7, the outer wall of the top of the bottom plate 1 is close to two side walls of the crushing bin 3 and is provided with an auxiliary mechanism 36 for assisting in preliminary crushing of materials, two groups of grinding rollers 20 are rotatably connected inside the fine grinding box 4, two inner side walls of the fine grinding box 4 are fixedly connected with a baffle 21 at positions above the grinding rollers 20, two groups of connecting shafts 22 are movably connected to the outer side walls of the fine grinding box 4, one ends of the two groups of connecting shafts 22 are fixedly connected with one ends of the two groups of grinding rollers 20 respectively, one ends of the two groups of connecting shafts 22 are fixedly connected with a transmission gear 23, two outer side walls of the fine grinding box 4 are fixedly connected with a shell 19, a motor II is mounted on the outer side walls of the shell 19, the output end of the motor II is connected with the transmission gear 23, and a cleaning mechanism 37 for cleaning materials adhered to the inner side walls of the fine grinding box 4 is arranged inside the fine grinding box 4 and positioned below the two groups of grinding rollers 20.

The auxiliary mechanism 36 comprises a support plate 12 and two groups of support frames 11, wherein the support plate 12 and the two groups of support frames 11 are fixedly connected to the outer wall of the top of the bottom plate 1 at the position close to the edge, the upper ends of the two groups of support frames 11 are fixedly connected with the transverse frames 10, the front end surfaces of the support plates 12 are rotatably connected with the turntables 16 at the position close to the upper end, the outer side walls of the turntables 16 are fixedly connected with the short shafts 18 at the position close to the edge, the short shafts 18 move along with the turntables 16 and reciprocate up and down along the inside of the rectangular movable frame 17, and the rectangular movable frame 17 can be driven to reciprocate left and right.

The outside cover of minor axis 18 is equipped with the movable frame 17 of returning shape, and the equal fixedly connected with cross axle 38 of two lateral walls of movable frame 17 of returning shape, two sets of cross axles 38 are kept away from the equal fixedly connected with linking board 15 of movable frame 17 one end of returning shape, and two sets of linking boards 15 one end all fixedly connected with in crushing storehouse 3 lateral wall positions, and extension board 12 back-mounted has little motor, and lower motor output links to each other with carousel 16, and the inside fixedly connected with slide bar 13 of transverse frame 10, slide bar 13 outside cover is equipped with two sets of sliders 14, and two sets of sliders 14 one end respectively with two sets of linking boards 15 fixed connection.

When the stone material crushing device is used, stone materials to be crushed are put into the crushing bin 3, the crushing shaft 7 is driven by the motor to rotate, so that each group of crushing hammers 9 arranged on the connecting rod 8 are driven to rotate, stone materials are crushed by hammering, meanwhile, a small motor arranged on the back of the support plate 12 in the auxiliary mechanism 36 drives the turntable 16 to rotate, the short shaft 18 moves along with the turntable 16 and reciprocates up and down along the inside of the square movable frame 17, the square movable frame 17 can be driven to reciprocate left and right, the two groups of transverse shafts 38 move along with the square movable frame 17, the connecting plate 15 is driven to reciprocate left and right through the sliding blocks 14 along the sliding rods 13 arranged in the transverse frame 10, the stone materials put in the crushing bin 3 can be driven to shake continuously, contact with each group of crushing hammers 9 is increased, so that the crushing effect is effectively improved, the materials after preliminary crushing are dropped on the surface of the conveying belt 6 through the leakage holes, and meanwhile, the conveying belt 6 is driven by the motor three-matched movable shafts, and the dropped materials can be driven to move into the fine grinding bin 4;

the material of preliminary broken drops in the position between two sets of grinding roller 20 of fine grinding case 4 internally mounted along baffle 21, simultaneously drive gear 23 anticlockwise rotation through the motor second of shell second 19 lateral wall installation, can drive and link up axle one 22 rotation, thereby drive grinding roller 20 rotation, simultaneously drive gear 23 drive another set of drive gear 23 clockwise rotation, can drive another set of grinding roller 20 clockwise rotation, thereby can further grind the material, make the material more finely divided, the material after the secondary grinds can leak through the weeping hole of seting up of fine grinding case 4 inside bottom under the effect of gravity, thereby accomplish the abundant grinding to the material, wherein can remove this breaker through runner 2.

Referring to fig. 5-8, the cleaning mechanism 37 includes a square frame 29 and a vertical groove 32, the square frame 29 is disposed inside the fine grinding box 4 and is located at a position below the two groups of grinding rollers 20, the vertical groove 32 is disposed at a position of an inner side wall of the fine grinding box 4, a bidirectional screw 33 is rotatably connected inside the vertical groove 32, a collar 34 is sleeved at a position close to an upper end of the outside of the bidirectional screw 33, a fixing plate 35 is fixedly connected to an outer side wall of the collar 34, the fixing plate 35 is fixedly connected to a position of an outer wall of the top of the square frame 29, a plurality of groups of threads matched with the bidirectional screw 33 are disposed on an inner wall of the collar 34, when the bidirectional screw 33 rotates, the collar 34 can reciprocate up and down along the bidirectional screw 33 through the cooperation of the threads, the outer wall of the square frame 29 is tightly attached to the position of the inner wall of the fine grinding box 4, and materials adhered to the inner wall of the fine grinding box 4 can be scraped.

The mounting groove has all been seted up to four side positions of being close to shape frame 29 top outer wall, and two sets of mounting grooves are inside to rotate and are connected with clean axle one 30, and two sets of inside rotations of mounting groove are connected with clean axle two 31, and clean axle one 30 and clean axle two 31 equal fixedly connected with a plurality of clean brush hair of group of the lateral wall, the equal subsides of a plurality of clean brush hair one end of group fine grinding case 4 inner wall can be cleaned to fine grinding case 4 inner wall.

The outer wall of the top of the fine grinding box 4 is movably connected with a vertical shaft 27, the bottom end of the vertical shaft 27 is fixedly connected with the upper end of a bidirectional screw rod 33, the upper end of the vertical shaft 27 is fixedly connected with a bevel gear II 28, the inner side wall of the shell 19 is rotationally connected with a connecting shaft II 25, one end of the connecting shaft II 25 is fixedly connected with a bevel gear I26, the bevel gear I26 is meshed with the bevel gear II 28, and a transmission belt 24 is sleeved between the connecting shaft I22 and the outer part of the connecting shaft II 25.

The outer side wall of the fine grinding box 4 is close to an upper corner position and fixedly provided with an L-shaped plate, the outer side wall of the L-shaped plate and the outer side wall of the mounting plate 5 are provided with motors III, two groups of three output ends of the motors are respectively connected with one ends of two groups of movable shafts, a plurality of groups of leakage holes are formed in the grinding bin 3 and the bottom end inside the fine grinding box 4 in a penetrating mode, and ground materials can leak through the leakage holes under the action of gravity.

Specifically, when the material is ground in the fine grinding box 4, the first connecting shaft 22 is in rotation fit with the transmission belt 24, so that the second connecting shaft 25 can be driven to rotate, the first bevel gear 26 is in rotation along with the second connecting shaft 25 and is matched with the second bevel gear 28, so that the vertical shaft 27 can be driven to rotate, and then the bidirectional screw 33 is driven to rotate, so that the collar 34 is enabled to reciprocate up and down along the bidirectional screw 33, the fixing plate 35 moves along with the collar 34, the square frame 29 can be driven to scrape the material adhered to the inner wall of the fine grinding box 4 up and down, the first cleaning shaft 30 and the second cleaning shaft 31 move along the square frame 29, and each group of cleaning bristles mounted on the first cleaning shaft and the second cleaning shaft can simultaneously brush the material adhered to the inner wall of the fine grinding box 4, so that the material adhered to the inner wall of the fine grinding box 4 can be well cleaned, and the material is prevented from adhering to the inner wall of the fine grinding box 4, and the material is prevented from being wasted.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims

1. The utility model provides a combination formula removes breaker, includes bottom plate (1) and crushing storehouse (3), its characterized in that: the utility model discloses a grinding mill, including base plate (1) and grinding bin (3), rotating wheel (2) are all installed to base plate (1) bottom surface both sides position that are close to, base plate (1) top outer wall is close to one side position fixed mounting and is had fine grinding case (4), base plate (1) bottom surface is kept away from fine grinding case (4) one side position fixedly connected with two sets of mounting panels (5), two sets of mounting panels (5) and fine grinding case (4) inside are close to upper end surface position and all rotate and are connected with the loose axle, the cover is equipped with conveyer belt (6) between two sets of loose axles, smash storehouse (3) inside swing joint has grinding axle (7), grinding axle (7) lateral wall fixedly connected with a plurality of sets of annular division boards, fixedly connected with connecting rod (8) between two sets of annular division board lateral walls, connecting rod (8) outside cover is equipped with crushing hammer (9), grinding storehouse (3) lateral wall installs motor one, and motor one output end links to each other with grinding axle (7) one end, base plate (1) top outer wall is close to grinding storehouse (3) both side wall positions all are provided with auxiliary mechanism (36) that are used for assisting carrying out preliminary crushing to the material, grinding case (4) inside swing joint has grinding roller (20) and two sets of annular division board lateral wall (20) lateral wall fixedly connected with grinding roller (20), and two sets of first (22) one end of linking axle respectively with two sets of grinding roller (20) one end fixed connection, two sets of first (22) one end of linking axle equal fixedly connected with drive gear (23), the equal fixedly connected with shell (19) of two lateral walls of fine grinding case (4), motor two is installed to shell (19) lateral wall, and motor two output links to each other with drive gear (23), fine grinding case (4) are inside and be located two sets of grinding roller (20) below and be provided with clean mechanism (37) that are used for carrying out clear material to the adhesion of fine grinding case (4) inside wall.

2. A modular mobile crusher as claimed in claim 1, wherein: the auxiliary mechanism (36) comprises a support plate (12) and two groups of support frames (11), wherein the support plate (12) and the two groups of support frames (11) are fixedly connected to the outer wall of the top of the bottom plate (1) at the position close to the edge, the two groups of support frames (11) are fixedly connected with a transverse frame (10), the front end surface of the support plate (12) is rotationally connected with a rotary table (16) at the position close to the upper end, and the outer side wall of the rotary table (16) is fixedly connected with a short shaft (18) at the position close to the edge.

3. A modular mobile crusher as claimed in claim 2, wherein: the outside of the short shaft (18) is sleeved with a square movable frame (17), two outer side walls of the square movable frame (17) are fixedly connected with transverse shafts (38), one ends of the two groups of transverse shafts (38) far away from the square movable frame (17) are fixedly connected with connecting plates (15), and two groups of connecting plates (15) are fixedly connected to the outer side wall of the crushing bin (3), a small motor is arranged on the back of the support plate (12), and the output end of the lower motor is connected with the rotary table (16).

4. A modular mobile crusher as claimed in claim 3, wherein: the transverse frame (10) is internally and fixedly connected with a sliding rod (13), two groups of sliding blocks (14) are sleeved outside the sliding rod (13), and one ends of the two groups of sliding blocks (14) are respectively and fixedly connected with two groups of connecting plates (15).

5. A modular mobile crusher as claimed in claim 1, wherein: the cleaning mechanism (37) comprises a square frame (29) and a vertical groove (32), the square frame (29) is arranged inside the fine grinding box (4) and located at the lower positions of two groups of grinding rollers (20), the vertical groove (32) is formed in the inner side wall position of the fine grinding box (4), the inside of the vertical groove (32) is rotationally connected with a bidirectional screw (33), a collar (34) is sleeved outside the bidirectional screw (33) near the upper end position, a fixing plate (35) is fixedly connected to the outer side wall of the collar (34), and the fixing plate (35) is fixedly connected to the outer wall position of the top of the square frame (29).

6. A modular mobile crusher as claimed in claim 5, wherein: the outer wall of the top of the square frame (29) is close to four groups of side edges, the two groups of mounting grooves are internally and rotatably connected with a first cleaning shaft (30), the other two groups of mounting grooves are internally and rotatably connected with a second cleaning shaft (31), and a plurality of groups of cleaning bristles are fixedly connected to the outer side walls of the first cleaning shaft (30) and the second cleaning shaft (31).

7. A modular mobile crusher as claimed in claim 1, wherein: the fine grinding box is characterized in that a vertical shaft (27) is movably connected to the outer wall of the top of the fine grinding box (4), the bottom end of the vertical shaft (27) is fixedly connected with the upper end of a bidirectional screw rod (33), a bevel gear II (28) is fixedly connected to the upper end of the vertical shaft (27), a connecting shaft II (25) is rotatably connected to the inner side wall of the shell (19), a bevel gear I (26) is fixedly connected to one end of the connecting shaft II (25), the bevel gear I (26) is meshed with the bevel gear II (28), and a transmission belt (24) is sleeved between the connecting shaft I (22) and the outer part of the connecting shaft II (25).

8. A modular mobile crusher as claimed in claim 1, wherein: the fine grinding box (4) lateral wall is close to upper corner position fixed mounting and has the L shaped plate, and motor three is all installed with mounting panel (5) lateral wall to L shaped plate lateral wall, and two sets of motor three output links to each other with two sets of loose axle one ends respectively, smash storehouse (3) and fine grinding box (4) inside bottom all run through and set up a plurality of groups of weeping holes.