CN113560004A - Crushing cutter plate and screening and crushing device - Google Patents
Crushing cutter plate and screening and crushing device Download PDFInfo
- Publication number
- CN113560004A CN113560004A CN202110929283.8A CN202110929283A CN113560004A CN 113560004 A CN113560004 A CN 113560004A CN 202110929283 A CN202110929283 A CN 202110929283A CN 113560004 A CN113560004 A CN 113560004A
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- Prior art keywords
- crushing
- cutter
- cutting board
- rotating shaft
- screening
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- 238000012216 screening Methods 0.000 title claims description 43
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000001154 acute effect Effects 0.000 claims description 2
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 description 11
- 239000002689 soil Substances 0.000 description 10
- 239000012535 impurity Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 239000004575 stone Substances 0.000 description 7
- 239000002023 wood Substances 0.000 description 7
- 239000002699 waste material Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- -1 clod Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
- B02C18/142—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with two or more inter-engaging rotatable cutter assemblies
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a crushing cutting board, which comprises a cutting board, wherein the cutting board comprises a cutting board connecting part and a cutting board crushing part, one end of the cutting board crushing part, which is far away from the cutting board connecting part, is a cutting board end part, first arc parts which are sunken towards the inside of the cutting board crushing part are symmetrically arranged on two sides of the cutting board crushing part, and one ends, which are close to the cutting board end part, of the first arc parts and the outer ends of the cutting board end part form crushing sharp corners.
Description
Technical Field
The invention relates to the technical field of crushing and screening equipment, in particular to a crushing cutter plate and a screening and crushing device.
Background
Screening breaker how much is used for carrying out crushing screening to earth, but debris such as stone, clod, wood often still in earth, therefore smash more difficult, and current screening cutting board is mostly circular cutting board moreover, can't carry out effectual smashing to debris such as stone, clod, wood in the earth, moreover crushing screening in-process, unable kibbling solid debris still can pile up at the feed end of equipment, lead to the feed end putty of smashing screening equipment, unable normal work.
Disclosure of Invention
The invention aims to provide a crushing cutter plate and a screening and crushing device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a broken cutting board, includes the cutting board, the cutting board includes cutting board connecting portion and the broken portion of cutting board, the broken portion of cutting board is kept away from the one end of cutting board connecting portion is the cutting board tip, the broken portion bilateral symmetry of cutting board is provided with to the inside sunken first circular arc portion of the broken portion of cutting board, first circular arc portion is close to the one end of cutting board tip with the outer end of cutting board tip forms broken closed angle.
As a further scheme of the invention: the knife board connecting part is provided with a mounting hole, the mounting hole is coaxially arranged with the knife board connecting part, the outer side of the knife board connecting part is of an arc structure, and two sides of the knife board connecting part are in tangent connection with first arc parts on two sides of the knife board crushing part.
As a further scheme of the invention: the included angle of the end part of the broken sharp corner is sharp.
As a further scheme of the invention: the end part of the cutting board is sunken towards the direction close to the connecting part of the cutting board to form a second arc part, and the circle center of the second arc part is positioned on the axis of the cutting board.
The utility model provides a screening breaker, includes the frame and set up in first crushing portion, the crushing portion of second in the frame, first crushing portion, the crushing portion parallel arrangement of second, first crushing portion is including parallel arrangement's first pivot, second pivot, be equipped with first broken knife tackle, the broken knife tackle of second in first pivot, the second pivot respectively, first broken knife tackle, the broken knife tackle of second all include a plurality of cutting boards, and are a plurality of the cutting board revolutes the axle and becomes the heliciform and arranges, the second crushing portion with first crushing portion structure is the same.
As a further scheme of the invention: the frame is including being located and being used for supporting first tip supporting box, the second tip supporting box of first crushing portion, the second crushing portion, both ends be connected with the curb plate between first tip supporting box, the second tip supporting box, first crushing portion, the broken position of second are located the upper and lower both ends open-ended box that first tip supporting box, second tip supporting box, curb plate enclose is in.
As a further scheme of the invention: the broken portion of second is including parallel arrangement's third pivot, fourth pivot, be equipped with third broken knife tackle, the broken knife tackle of fourth in third pivot, the fourth pivot respectively, third broken knife tackle, the broken knife tackle of fourth all include a plurality of cutting boards, and are a plurality of the cutting board revolutes the axle and becomes the heliciform and arranges, the axis symmetry about the frame of cutting board on the broken knife tackle of first broken knife tackle, second and the broken knife tackle of third, fourth.
As a further scheme of the invention: the utility model discloses a crushing machine, including frame, first crushing portion, second crushing portion, drive portion, first drive motor, second drive motor, first transmission group, second transmission group and first crushing portion, the drive portion that is used for the drive in the frame or the frame outside is equipped with first crushing portion, second crushing portion, the drive portion includes first drive motor, second drive motor, first drive motor, second drive motor respectively through first transmission group, second transmission group with first crushing portion, the broken portion power of second are connected, all be equipped with the safety cover on first transmission group, the second transmission group.
As a further scheme of the invention: the first driving motor is in power connection with the first rotating shaft and the second rotating shaft through a first transmission group, the rotating directions of the first rotating shaft and the second rotating shaft are the same, the second driving motor is in power connection with the third rotating shaft and the fourth rotating shaft through a second transmission group, the rotating directions of the third rotating shaft and the fourth rotating shaft are the same, and the rotating directions of the first rotating shaft and the third rotating shaft are opposite.
As a further scheme of the invention: all be equipped with the screening grid in first crushing portion, the second crushing portion, be equipped with the support frame between first crushing portion, the second crushing portion, the screening grid is close to the one end of frame pass through the connecting seat with frame fixed connection, the screening grid is kept away from the one end of frame with support frame fixed connection, the pivot draw-in groove has been seted up to screening grid lower extreme, and is adjacent all be equipped with the cutting board between the screening grid.
Compared with the prior art, the invention has the beneficial effects that:
1. the concave arcs are arranged on the two sides of the knife board, so that the contact between the knife board and materials can be increased in the crushing process, meanwhile, the crushing sharp angle with an acute angle structure is arranged at the crushing part of the knife board, and the crushing capacity of solid sundries can be increased through the crushing sharp angle;
2. according to the crushing device, the two rotating shafts are arranged in the crushing part, and each rotating shaft is provided with the cutting board, so that in the crushing process, the cutting board on one side moves downwards and the cutting board on one side moves upwards in the middle of the two rotating shafts, the grinding effect can be further formed, the shearing on solid sundries is increased, the crushing effect is improved, in addition, the solid sundries can be caught by the arc parts which move up and down in opposite directions, and the crushing capacity of the cutting boards is improved;
3. the utility model provides a cutting board group is helical structure in the pivot and arranges, therefore drive cutting board group in the pivot and rotate and carry out kibbling in-process to earth, can have the pivot both ends to the middle part of middle part promotion and the frame of concentrating to the cutting board to the material that can not kibbling, prevent that the material from spilling over, and the device of this application still is equipped with two crushing portions, the solid debris at gathering pivot middle part can be thrown out by the cutting board, and fly to the cutting board in the crushing portion of opposite side with certain speed, and then the relative speed of cutting board and solid debris has been improved, further the impact of the cutting board of improvement to solid debris, crushing effect has been increased.
Drawings
FIG. 1 is a schematic view of a cutting board according to the present application;
FIG. 2 is a side view of the screening and crushing unit shaft of the present application;
FIG. 3 is a top plan view of the screen crusher of the present application;
FIG. 4 is a cross-sectional view of a screen crusher of the present application;
FIG. 5 is a schematic view of the construction of a screening grid according to the present application;
FIG. 6 is a schematic view of the construction of the sieving crushing shaft of the present application;
fig. 7 is a schematic view of an arrangement structure of a driving portion of the present application.
In the figure:
1-a frame, 11-a first end support box, 12-a side plate, 13-a second end support box;
2-a first crushing part, 21-a first rotating shaft, 22-a second rotating shaft, 23-a first crushing cutter group and 24-a second crushing cutter group;
3-a second crushing part, 31-a third rotating shaft, 33-a fourth rotating shaft, 33-a third crushing cutter group and 34-a fourth crushing cutter group;
4-a driving part, 41-a first driving motor, 42-a protective cover, 43-a second driving motor, 44-a first transmission set and 45-a second transmission set;
5-screening grid, 51-support frame, 52-connecting seat and 53-rotating shaft clamping groove;
6-cutting board, 61-cutting board connecting part, 61-mounting hole, 63-cutting board crushing part, 64-cutting board end part, 65-first arc part, 66-crushing sharp corner and 67-second arc part.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, in an embodiment of the present invention, a crushing cutter plate includes a cutter plate 6, the cutter plate 6 includes a cutter plate connecting portion 61 and a cutter plate crushing portion 63, a mounting hole 62 is formed on the cutter plate connecting portion 61, the mounting hole 62 and the cutter plate connecting portion 61 are coaxially arranged, in this embodiment, the mounting hole 62 is a square hole, one end of the cutter plate crushing portion 63, which is far away from the cutter plate connecting portion 61, is a cutter plate end portion 64, two sides of the cutter plate crushing portion 63 are symmetrically provided with first arc portions 65 recessed into the cutter plate crushing portion 63, one end of the first arc portion 65, which is close to the cutter plate end portion 64, and an outer end of the cutter plate end portion 64 form a crushing sharp corner 66, an outer side of the cutter plate connecting portion 61 is an arc structure, two sides of the cutter plate connecting portion 61 are tangentially connected with the first arc portions 65, two sides of the cutter plate connecting portion 63 are recessed into a direction close to the cutter plate connecting portion 61 to form a second arc portion 67, the center of the second arc portion 67 is located on the axis of the cutting board 6.
Referring to fig. 2-6, in an embodiment of the present invention, a screening and crushing apparatus includes a frame 1, and a first crushing portion 2 and a second crushing portion 3 disposed in the frame 1.
The frame 1 is including being located and being used for supporting first crushing portion 2, the first end supporting box 11 of second crushing portion 3, second end supporting box 13, the first end supporting box 11 at both ends, be connected with curb plate 12 between the second end supporting box 13, first crushing portion 2, second crushing portion 3 is located first end supporting box 11, second end supporting box 13, the upper and lower both ends open-ended box that curb plate 12 encloses, the upper end of this opening box is the feed inlet, the lower extreme of opening box is the discharge gate.
The first crushing part 2 and the second crushing part 3 are arranged in parallel, the first crushing part 2 comprises a first rotating shaft 21 and a second rotating shaft 22 which are arranged in parallel, two ends of the first rotating shaft 21 and the second rotating shaft 22 are respectively connected with a first end supporting box 11 and a second end supporting box 13 in a rotating manner, a first crushing cutter group 23 and a second crushing cutter group 24 are respectively arranged on the first rotating shaft 21 and the second rotating shaft 22, the first crushing cutter group 23 and the second crushing cutter group 24 both comprise a plurality of cutter plates 6, the cutter plates 6 are sleeved on the first rotating shaft 21 and the second rotating shaft 22 through mounting holes with square hole structures, so that the first crushing cutter group 23 and the second crushing cutter group 24 can be driven to rotate through the first rotating shaft 21 and the second rotating shaft 22, the cutter plates 6 are spirally arranged around the rotating shafts, in the present embodiment, the cutter plates 6 on the first crushing cutter group 23 and the second crushing cutter group 24 are clockwise arranged from the middle to two ends, in the using process, the first rotating shaft 21 and the second rotating shaft 22 rotate anticlockwise, so that the two ends of the fixed waste rack 1 which is not easy to crush can be pushed towards the middle. The second crushing part 3 has the same structure as the first crushing part 2, the second crushing part 3 includes a third rotating shaft 31 and a fourth rotating shaft 32 which are arranged in parallel, two ends of the third rotating shaft 31 and the fourth rotating shaft 32 are respectively connected with the first end supporting box 11 and the second end supporting box 13 in a rotating manner, a third crushing cutter set 33 and a fourth crushing cutter set 34 are respectively arranged on the third rotating shaft 31 and the fourth rotating shaft 32, the third crushing cutter set 33 and the fourth crushing cutter set 34 both include a plurality of cutter plates 6, the plurality of cutter plates 6 are spirally arranged around the rotating shafts, in the present embodiment, the cutter plates 6 on the first crushing cutter set 23 and the second crushing cutter set 24 are symmetrical with the cutter plates 6 on the third crushing cutter set 33 and the fourth crushing cutter set 34 about the axis of the rack 1, that is, the cutter plates 6 on the third crushing cutter set 33 and the fourth crushing cutter set 34 are arranged counterclockwise from the middle to two ends, and in the using process, the third rotating shaft 31 and the fourth rotating shaft 32 are arranged counterclockwise, The fourth rotating shaft 32 rotates clockwise, so that the fixed waste which is not easily crushed can be pushed toward the middle by both ends of the fixed waste frame 1.
In addition, in this embodiment, the axial distance between the first rotating shaft 21 and the second rotating shaft 22 is not greater than twice the axial distance between the end 64 of the cutting board and the mounting hole 62, and the cutting boards on the first rotating shaft 21 and the second rotating shaft 22 are arranged at intervals, that is, in the rotating process, the cutting boards 6 on the first rotating shaft 21 and the second rotating shaft 22 do not interfere with each other, and at the middle parts of the first rotating shaft 21 and the second rotating shaft 22, the cutting board 6 on the first rotating shaft 21 moves upwards, and the cutting board 6 on the second rotating shaft 22 moves downwards, so that a stacking and rolling state can be formed, and the first arc portions 65 are arranged on both sides of the cutting board 6, so that when the cutting boards on the first rotating shaft 21 and the second rotating shaft 22 on both sides move in opposite directions, the solid waste to be crushed can be clamped in the first arc portions 65 where the upper and the lower cutting boards face each other, and a shearing force is generated, thereby accelerating the crushing of the solid waste.
As shown in fig. 2, a driving portion 4 for driving the first crushing portion 2 and the second crushing portion 3 is disposed in the rack 1, the driving portion 4 includes a first driving motor 41 and a second driving motor 43, the first driving motor 41 and the second driving motor 43 are mounted in the second end supporting box 13, the first driving motor 41 is connected to the first rotating shaft 21 and the second rotating shaft 22 through a first transmission set 44, the second driving motor 43 is connected to the third rotating shaft 31 and the fourth rotating shaft 32 through a second transmission set, and further the first rotating shaft 21 and the second rotating shaft 22 are driven by the first driving motor 41 to rotate counterclockwise, the third rotating shaft 31 and the fourth rotating shaft 32 are driven by the second driving motor 43 to rotate clockwise, and the first transmission set 44 and the second transmission set are both provided with a protective cover 42. In addition, the driving part 4 may be disposed outside the frame 1 as needed, as shown in fig. 7, the first driving motor 41 and the second driving motor 42 of the driving part 4 are disposed at two ends of the frame 1, respectively, and of course, the first driving motor 41 and the second driving motor 42 may be disposed at any end of the frame 1 and then movably connected to the rotating shaft through a transmission shaft for driving the rotating shaft to rotate as needed.
First crushing portion 2, all be equipped with screening grid 5 in the crushing portion 3 of second, first crushing portion 2, be equipped with support frame 51 between the crushing portion 3 of second, connecting seat 52 and frame 1 fixed connection are passed through to the one end that screening grid 5 is close to frame 1, the one end and the support frame 51 fixed connection of frame 1 are kept away from to screening grid 5, pivot draw-in groove 53 has been seted up to screening grid 5 lower extreme, all be equipped with cutting board 6 between the adjacent screening grid 5, the size of screening can be adjusted through the interval of adjustment screening grid 5.
When the invention is used, as shown in fig. 1, first the first driving motor 41 and the second driving motor 43 are started, the first rotating shaft 21 and the second rotating shaft 22 are driven by the first driving motor 41 to rotate anticlockwise, that is, the first crushing cutter group 23 and the second crushing cutter group 24 on the first rotating shaft 21 and the second rotating shaft 22 rotate anticlockwise, similarly, the third rotating shaft 31, the fourth rotating shaft 32, the third crushing cutter group 33 on the third rotating shaft 31 and the fourth crushing cutter group 34 on the fourth rotating shaft 32 are driven by the second driving motor 43 to rotate clockwise, then soil containing stone, wood and other impurities is thrown in from the upper part of the frame, the soil falls into the first crushing part 2 and the second crushing part 3, along with the rotation of the cutter plates 6 in the first crushing part 2 and the second crushing part 3, the soil is crushed, and then the crushed soil falls from between the adjacent sieving grids 5, and further completing the crushing and screening of the soil.
For harder soil blocks and stones, wood and the like in the soil, firstly crushing through the crushing sharp corner 66 on the cutting board crushing part 63, namely impacting the soil blocks, stones, wood and the like through the crushing sharp corner 66, crushing the soil blocks, stones, wood and the like through impact force, then screening, and remaining blocky objects which cannot be crushed through the crushing sharp corner 66, because the first rotating shaft 21 and the second rotating shaft 22 in the first crushing part 2 rotate anticlockwise, the cutting board 6 on the first rotating shaft 21 moves upwards and the cutting board 6 on the second rotating shaft 22 moves downwards at the middle parts of the first rotating shaft 21 and the second rotating shaft 22, and then a stacking and rolling state can be formed, and the first circular arc parts 65 are arranged on both sides of the cutting board 6, when the cutting boards on the first rotating shaft 21 and the second rotating shaft 22 on both sides move oppositely, the blocky objects can be placed in circular arcs by the first circular arc parts 65 on the cutting boards 6, and paired rolling can be formed between the connected cutting boards 6, and a shearing force is generated to accelerate the rapid pulverization of the block-shaped impurities.
Finally, for the remaining impurities which are difficult to crush, because the knife boards 6 on the first crushing knife group 23 and the second crushing knife group 24 are arranged clockwise from the middle to the two ends, in the using process, the first rotating shaft 21 and the second rotating shaft 22 rotate anticlockwise, so that the two ends of the fixed waste which is difficult to crush can be pushed towards the middle by the frame 1; the knife boards 6 on the third crushing knife group 33 and the fourth crushing knife group 34 are arranged from the middle to the two ends in a counterclockwise way, in the using process, the third rotating shaft 31 and the fourth rotating shaft 32 rotate clockwise, so that the fixed waste which is not easy to crush can be pushed towards the middle by the two ends of the frame 1, the first crushing part 2 and the second crushing part 3 can push the solid impurities which are difficult to crush towards the middle of the frame 1 and accumulate in the middle, in addition, due to the rotation of the rotating shafts at the two sides, the materials accumulated in the middle of the first crushing part 2 can be thrown out by the knife boards 6 in the first crushing part 2, the broken solid impurities can impact the knife boards 6 in the second crushing part 3 at a certain speed, at the moment, the moving direction of the solid impurities is opposite to the moving direction of the knife boards in the second crushing part 3, the relative speed is increased, namely, the knife boards 6 impact the solid impurities at an extremely high relative speed, and then the remaining fixed impurities which are difficult to crush can be effectively crushed, at the same time, the impurities in the middle of the second crushing section 3 are also pushed toward the knife plate 6 in the first crushing section 2.
Through foretell three stage, can be effectual thorough smash soil and clod, stone, wood etc. in the earth, then sieve through screening grid 5.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a broken cutting board, includes cutting board (6), its characterized in that, cutting board (6) include cutting board connecting portion (61) and cutting board crushing portion (63), cutting board crushing portion (63) are kept away from the one end of cutting board connecting portion (61) is cutting board tip (64), cutting board crushing portion (63) bilateral symmetry is provided with to the inside sunken first circular arc portion (65) of cutting board crushing portion (63), first circular arc portion (65) are close to the one end of cutting board tip (64) with the outer end of cutting board tip (64) forms broken closed angle (66).
2. The crushing cutter plate and screening crushing device according to claim 1, wherein the cutter plate connecting part (61) is provided with a mounting hole (62), the mounting hole (62) and the cutter plate connecting part (61) are coaxially arranged, the outer side of the cutter plate connecting part (61) is of an arc structure, and two sides of the cutter plate connecting part (61) are tangentially connected with the first arc parts (65) on two sides of the cutter plate crushing part (63).
3. A crushing cutter plate and screen crushing apparatus according to claim 1, wherein the included angle of the end of the crushing cusp (66) is an acute angle.
4. A crushing cutter plate and screening crushing device according to claim 1, wherein the cutter plate end part (64) is recessed in a direction close to the cutter plate connecting part (61) to form a second circular arc part (67), and the center of the second circular arc part (67) is located on the axis of the cutter plate (6).
5. A screening and crushing device using the crushing cutter plates as claimed in any one of claims 1 to 4, which is characterized by comprising a frame (1) and a first crushing part (2) and a second crushing part (3) which are arranged in the frame (1), wherein the first crushing part (2) and the second crushing part (3) are arranged in parallel, the first crushing part (2) comprises a first rotating shaft (21) and a second rotating shaft (22) which are arranged in parallel, a first crushing cutter set (23) and a second crushing cutter set (24) are respectively arranged on the first rotating shaft (21) and the second rotating shaft (22), the first crushing cutter set (23) and the second crushing cutter set (24) respectively comprise a plurality of cutter plates (6), the cutter plates (6) are spirally arranged around the rotating shafts, and the second crushing part (3) has the same structure as the first crushing part (2).
6. A screening and crushing device as claimed in claim 5, wherein said frame (1) comprises a first end support box (11) and a second end support box (13) for supporting said first crushing portion (2) and said second crushing portion (3), a side plate (12) is connected between said first end support box (11) and said second end support box (13), and said first crushing portion (2) and said second crushing portion (3) are located in a box body with openings at upper and lower ends surrounded by said first end support box (11), said second end support box (13) and said side plate (12).
7. A screening and crushing device as claimed in claim 5, wherein the second crushing part (3) comprises a third rotating shaft (31) and a fourth rotating shaft (32) which are arranged in parallel, a third crushing cutter set (33) and a fourth crushing cutter set (34) are respectively arranged on the third rotating shaft (31) and the fourth rotating shaft (32), the third crushing cutter set (33) and the fourth crushing cutter set (34) respectively comprise a plurality of cutter plates (6), the cutter plates (6) are spirally arranged around the rotating shafts, and the cutter plates (6) on the first crushing cutter set (23) and the second crushing cutter set (24) are symmetrical with the cutter plates (6) on the third crushing cutter set (33) and the fourth crushing cutter set (34) about the axis of the machine frame (1).
8. A screening and crushing device as claimed in claim 7, wherein a driving part (4) for driving the first crushing part (2) and the second crushing part (3) is arranged in the frame (1) or outside the frame (1), the driving part (4) comprises a first driving motor (41) and a second driving motor (43), the first driving motor (41) and the second driving motor (43) are respectively in power connection with the first crushing part (2) and the second crushing part (3) through a first transmission set (44) and a second transmission set, and the first transmission set (44) and the second transmission set are both provided with a protective cover (42).
9. A screening and crushing device as claimed in claim 8, wherein said first driving motor (41) is in power connection with said first and second shafts (21, 22) through a first transmission group (44), said first and second shafts (21, 22) rotate in the same direction, said second driving motor (43) is in power connection with said third and fourth shafts (31, 32) through a second transmission group, said third and fourth shafts (31, 32) rotate in the same direction, and said first and third shafts (21, 31) rotate in opposite directions.
10. A screening and crushing device as claimed in claim 5, wherein screening grids (5) are arranged in the first crushing portion (2) and the second crushing portion (3), a support frame (51) is arranged between the first crushing portion (2) and the second crushing portion (3), one end, close to the rack (1), of each screening grid (5) is fixedly connected with the rack (1) through a connecting seat (52), one end, far away from the rack (1), of each screening grid (5) is fixedly connected with the support frame (51), a rotating shaft clamping groove (53) is formed in the lower end of each screening grid (5), and a knife plate (6) is arranged between every two adjacent screening grids (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110929283.8A CN113560004A (en) | 2021-08-13 | 2021-08-13 | Crushing cutter plate and screening and crushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110929283.8A CN113560004A (en) | 2021-08-13 | 2021-08-13 | Crushing cutter plate and screening and crushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113560004A true CN113560004A (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110929283.8A Pending CN113560004A (en) | 2021-08-13 | 2021-08-13 | Crushing cutter plate and screening and crushing device |
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| CN (1) | CN113560004A (en) |
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