CN210138716U

CN210138716U - Crushing apparatus with adjustable cutter

Info

Publication number: CN210138716U
Application number: CN201920209954.1U
Authority: CN
Inventors: 李仿舟; 张�杰; 李京颍; 张利
Original assignee: Anhui Fuyang Shengda Machinery Co Ltd
Current assignee: Shandong Kaicheng Machinery Manufacturing Co ltd
Priority date: 2019-02-19
Filing date: 2019-02-19
Publication date: 2020-03-13
Anticipated expiration: 2029-02-19

Abstract

The utility model discloses a cutter-adjustable crushing device, which comprises a box body, wherein the top of the box body is provided with a feed hopper, the upper end inside the box body is provided with a roller, the two ends of the roller are provided with a rotating shaft, the outer walls of the front end and the rear end of the box body are provided with a first fixed bearing, the rotating shaft is arranged in the inner ring of the first fixed bearing, the outer wall of the box body is also provided with a rotating assembly for driving the rotating shaft to rotate, the outer surface of the roller is equidistantly provided with a plurality of rotating crushing assemblies along the length direction thereof, each rotating crushing assembly comprises a plurality of rotating crushing teeth which are uniformly distributed along the circumferential direction of the roller, the rotating crushing teeth are in sliding connection with the roller, the inside of the roller is provided with an adjusting assembly, the inner wall of one side of the box body is provided with a fixed crushing assembly, the fixed crushing assembly comprises a plurality of fixed, this device realizes that the waste material of different particle sizes is smashed to satisfy subsequent different user demands.

Description

Crushing apparatus with adjustable cutter

Technical Field

The utility model relates to an agricultural rubbing crusher field especially indicates a crushing apparatus with adjustable cutter.

Background

Agricultural rubbing crusher can smash crop waste materials such as cornstalk, straw, peanut skin, bean stalk, according to follow-up requirement of using, need smash crop waste material to the granule of equidimension not, and current agricultural rubbing crusher still can not adjust the size of smashing the granule.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a cutter-adjustable pulverizing apparatus, so as to solve all or one of the above-mentioned drawbacks of the prior art.

Based on the above purpose, the utility model provides a cutter adjustable crushing device, which comprises a box body, the top of the box body is provided with a feed hopper, the inner upper end of the box body is provided with a roller, both ends of the roller are provided with rotating shafts, the outer walls of the front end and the rear end of the box body are provided with a first fixed bearing, the rotating shafts are arranged in the inner ring of the first fixed bearing, the outer wall of the box body is also provided with a rotating assembly for driving the rotating shafts to rotate, the outer surface of the roller is equidistantly provided with a plurality of rotating crushing assemblies along the length direction of the roller, each rotating crushing assembly comprises a plurality of rotating crushing teeth which are uniformly distributed along the circumferential direction of the roller, the rotating crushing teeth are connected with the roller in a sliding way, the inner part of the roller is provided with an adjusting assembly which can control the rotating crushing teeth to, fixed crushing unit includes the crisscross fixed tooth of smashing and fixed crushing tooth two that set up of a plurality of, fixed crushing tooth one sets up in adjacent rotation crushing unit's clearance one by one, fixed crushing tooth two aligns with rotation crushing unit one by one, the inside lower extreme of box is equipped with the play flitch of slope, the lower one end that goes out the flitch extends to the outside of box.

Optionally, a screening component is further arranged between the discharge plate and the roller, the screening component comprises a first screen plate which is obliquely arranged, two ends of the first screen plate extend to the outside of the box body, one end of the first screen plate, which is positioned below the fixed crushing component, is a higher end, two ends of the first screen plate are provided with rollers, two outer walls of two ends of the box body are provided with supporting seats for supporting the rollers to roll, the outer wall of the box body is further provided with an electromagnetic push rod, the push rod of the electromagnetic push rod is connected with the higher end of the first screen plate, a connecting part of the lower end of the first screen plate and the box body is provided with an opening, the first screen plate is provided with a plurality of first screen holes which are arranged in an array manner, the upper end of the first screen plate is provided with a second screen hole which is aligned with the first screen hole, two ends of the second screen plate are provided with, the length direction of the waist-shaped hole is parallel to the length direction of the second sieve plate.

Optionally, the adjusting part is including setting up the fixing bearing two at the inside both ends of roller, the inner circle of fixing bearing two is fixed with the bull stick, the pivot is hollow body, the inside of the inside extension to the pivot of roller is followed to the one end of bull stick, the both ends of bull stick are equipped with the fixed disk, be equipped with the dead lever along bull stick circumference equipartition between the fixed disk, the quantity of dead lever is the same with the quantity that the rotation crushing teeth that single rotation crushing unit contained smashes the tooth, the equidistance is equipped with a plurality of coupling assembling on the dead lever, coupling assembling and rotation crushing unit align one by one, coupling assembling includes a plurality of and dead lever articulated connecting rod, the other end of connecting rod is articulated with the one end that the rotation crushing teeth is located the roller.

Optionally, the outer surface of one end of the rotating rod extending to the inside of the rotating shaft is provided with a first external spline, the inner surface of the rotating shaft at the same end with the first external spline is provided with a first internal spline, the rotating rod is further sleeved with a locking block, the locking block is of a hollow pipe body structure, the outer surface of the locking block is provided with a second external spline meshed with the first internal spline, and the inner surface of the locking block is provided with a second internal spline meshed with the first external spline.

Optionally, a pull rod is arranged on the end face of the locking block.

Optionally, the rotating assembly comprises a speed reducing motor arranged on the outer wall of the box body, and transmission gears meshed with each other are sleeved on an output shaft and a rotating shaft of the speed reducing motor.

Optionally, the first sieve hole and the second sieve hole are square, and one diagonal line of the first sieve hole and the second sieve hole is parallel to the length direction of the second sieve plate.

Optionally, a plurality of oil guide grooves are arranged at the connecting part of the roller and the rotary crushing teeth.

Optionally, the outer wall of the box body is further fixedly connected with a feeder, a feed inlet of the feeder is located below a lower end of the first sieve plate, and a discharge outlet of the feeder is located above the feed hopper.

From the foregoing, the utility model provides a crushing apparatus with adjustable cutter has following advantage: the device adjusts the distance between the rotary crushing teeth and the axial center line of the roller through the adjusting assembly, so that the meshing gaps between the rotary crushing teeth and the fixed crushing teeth II are changed, thereby crushing waste materials with different particle sizes to meet subsequent different use requirements; the crushed particles are screened by the screening component, the particles with the size meeting the requirement are taken out, larger particles are screened out and recovered and are subjected to secondary crushing, the crushing quality is further improved, the size of the overlapping position of the first sieve mesh and the second sieve mesh is adjusted by sliding the second sieve plate, the size of the particles which can be screened is further changed, and therefore when the size of the crushed particles is changed, the screening operation can still be effectively carried out; the rotary crushing teeth are quickly adjusted by rotating the rotary rod, the adjusting method is simple and efficient, the needed adjusting steps are few, and the adjusting efficiency is improved; the rotating rod is locked by the locking block and cannot rotate, so that the rotating rod is prevented from being adjusted by people in the using process of the rotating crushing teeth; the sliding smoothness of the rotating crushing teeth is improved by arranging the oil guide grooves and adding lubricating oil, so that the adjustment is facilitated; realize automatic great granule of recovery and send into the box again and carry out the regrinding through setting up the feeder, improve crushing efficiency.

Drawings

FIG. 1 is a schematic view of the inside of the crushing apparatus of the present invention;

FIG. 2 is a schematic view of the comminution apparatus of FIG. 1 in the direction B;

FIG. 3 is a schematic view of the interior of the roll of the present invention;

fig. 4 is a schematic structural diagram of the adjusting assembly of the present invention;

FIG. 5 is a schematic view of the rotating grinding teeth of the present invention away from the axial centerline of the drum;

FIG. 6 is a view in the direction C of the rotating grinding teeth of FIG. 5;

FIG. 7 is a view of the shaft, lever and locking block of FIG. 3 from direction A;

fig. 8 is an exploded view of the rotating rod, the rotating shaft and the locking block of the present invention;

fig. 9 is a schematic view illustrating the first sieve holes of the first sieve plate and the second sieve holes of the second sieve plate of the present invention aligned with each other;

fig. 10 is a schematic view of the first sieve pore and the second sieve pore of the first sieve pore of the present invention partially overlapping.

Wherein 1-a feed hopper, 2-a feeder, 3-a box body, 4-a fixed crushing tooth I, 5-a speed reducing motor, 6-a roller, 7-an adjusting component, 71-a connecting rod, 72-a fixed rod, 73-a fixed disk, 74-a rotating rod, 75-a fixed bearing II, 76-an external spline I, 8-an electromagnetic push rod, 9-a sieve plate I, 91-a sieve plate I, 10-a sieve plate II, 101-a sieve plate II, 11-a roller, 12-a supporting seat, 13-a discharging plate, 14-a rotating crushing tooth, 15-a transmission gear, 16-a rotating shaft, 161-an internal spline I, 17-a fixed bearing I, 18-a pull rod, 19-a locking block, 191-an internal spline II, 192-an external spline II and 20-an oil guide groove, 21-fixing the second crushing teeth.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.

It should be noted that all expressions of "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name or different parameters, and it is understood that "first" and "second" are only for convenience of expression and should not be construed as limitations of the embodiments of the present invention, and that the terms of direction and position such as "up", "middle", "down", "front", "back", "left", "right", "inner", "outer", "side", etc. in the embodiments of the present invention refer to directions and positions of the attached drawings, and therefore, the terms of direction and position are used for illustration and understanding of the present invention, and are not used to limit the present invention from the following embodiments.

Based on the purpose, the cutter-adjustable crushing equipment comprises a box body 3, wherein a feed hopper 1 is arranged at the top of the box body 3, a roller 6 is arranged at the upper end inside the box body 3, rotating shafts 16 are arranged at two ends of the roller 6, first fixed bearings 17 are arranged on the outer walls of the front end and the rear end of the box body 3, the rotating shafts 16 are arranged in inner rings of the first fixed bearings 17, a rotating assembly for driving the rotating shafts 16 to rotate is further arranged on the outer wall of the box body 3, a plurality of rotating crushing assemblies are arranged on the outer surface of the roller 6 along the length direction of the roller 6 at equal intervals, each rotating crushing assembly comprises a plurality of rotating crushing teeth 14 uniformly distributed along the circumferential direction of the roller 6, each rotating crushing tooth 14 is connected with the roller 6 in a sliding manner, an adjusting assembly 7 is arranged inside the roller 6, and the adjusting assembly 7 can control the rotating crushing, one side inner wall of box 3 is equipped with fixed crushing unit, fixed crushing unit includes the crisscross fixed tooth of smashing 4 and fixed two 21 of smashing of setting up of a plurality of, fixed tooth of smashing 4 sets up in adjacent rotation crushing unit's clearance one by one, fixed two 21 of smashing align with rotation crushing unit one by one, the inside lower extreme of box 3 is equipped with the play flitch 13 of slope, the lower one end that goes out flitch 13 extends to the outside of box 3.

Referring to fig. 1 in combination with fig. 2 and 5, as an embodiment, the utility model discloses a cutter-adjustable crushing apparatus, a rotating assembly drives a rotating shaft 16 to rotate, a first fixed bearing 17 is used for supporting the rotation of the rotating shaft 16, the rotating shaft 16 drives a roller 6 to rotate, the roller 6 drives the rotating crushing assembly to rotate when rotating, taking the visual angle of fig. 1 as an example, the fixed crushing assembly is arranged at the right side of the roller 6, the rotating direction of the roller 6 adopts a clockwise direction, so that crop waste is continuously rolled into the occlusion part of the rotating crushing assembly and the fixed crushing assembly after being thrown into, referring to the overlooking visual angle of fig. 2, a first fixed crushing tooth 4 is arranged in the gap of the adjacent rotating crushing assembly, the front end of the first fixed crushing tooth 4 extends to the position close to the surface of the roller 6 but does not contact, and smaller gaps are left between the two ends and the rotating crushing teeth 14 in the adjacent, the fixed crushing teeth I4 do not influence the normal rotation of the roller 6, and simultaneously fill the gap of the rotating crushing assembly to prevent crushed particles from falling to the lower part, the fixed crushing teeth I4 are used for further crushing crop waste, the fixed crushing teeth II 21 are aligned with the rotating crushing assembly, the rotating crushing assembly comprises a plurality of rotating crushing teeth 14 which are circumferentially and uniformly distributed on the roller 6, an adjusting assembly 7 is arranged inside the roller 6, the adjusting assembly 7 can control the rotating crushing teeth 14 to simultaneously approach or depart from the axial center line of the roller 6, referring to figure 1, when the rotating crushing teeth 14 approach the axial center line of the roller 6, the roller 6 rotates, the gap between the rotating outer diameter of the rotating crushing teeth 14 and the fixed crushing teeth II 21 is increased, crushed particles are increased when the rotating crushing teeth 14 are meshed with the fixed crushing teeth II 21, and the crushed particles fall from the gap between the rotating crushing teeth 14 and the fixed crushing teeth II 21, referring to fig. 5, when the adjusting component 7 adjusts the rotating crushing teeth 14 and simultaneously moves away from the axial center line of the roller 6, the rotating outer diameter of the rotating crushing teeth 14 is increased, so that the gap between the rotating crushing teeth and the fixed crushing teeth two 21 is reduced, the crushed particles when the rotating crushing teeth 14 are meshed with the fixed crushing teeth two 21 are reduced, crop waste is thrown into the device from the feeding hopper 1, the crushed particles fall on the discharging plate 13 which is obliquely arranged, a gap is reserved at the joint of the discharging plate 13 and the box body 3, the particles can slide out along the discharging plate 13, the device adjusts the distance between the rotating crushing teeth 14 and the axial center line of the roller 6 through the adjusting component 7, the meshing gap between the rotating crushing teeth 14 and the fixed crushing teeth two 21 is changed, and waste crushing with different particle sizes is realized, so as to meet subsequent different use requirements.

In some optional embodiments, a screening assembly is further arranged between the discharging plate 13 and the roller 6, the screening assembly includes a first screening plate 9 arranged obliquely, both ends of the first screening plate 9 extend to the outside of the box 3, one end of the first screening plate 9 located below the fixed crushing assembly is a higher end, both ends of the first screening plate 9 are provided with rollers 11, outer walls of both ends of the box 3 are provided with supporting seats 12 for supporting the rollers 11 to roll, the outer wall of the box 3 is further provided with an electromagnetic push rod 8, a push rod of the electromagnetic push rod 8 is connected with the higher end of the first screening plate 9, a connection part between the lower end of the first screening plate 9 and the box 3 is provided with an opening, the first screening plate 9 is provided with a plurality of first screening holes 91 arranged in an array, the upper end of the first screening plate 9 is provided with a second screening plate 10, the second screening holes 101 aligned with the first screening holes 91 are arranged on the second screening plate 10, the waist-shaped holes are internally provided with bolts used for locking the first sieve plate 9 and the second sieve plate 10, the length direction of the waist-shaped holes is parallel to the length direction of the second sieve plate 10, the crushed particles fall on the higher end of the first sieve plate 9, the electromagnetic push rod 8 drives the first sieve plate 9 to do reciprocating linear motion, so that powder particles are shaken continuously, the particles meeting requirements fall on the discharge plate 13 from the sieve holes 91 and the sieve holes 101 aligned with the first sieve plate 9 and the second sieve plate 10 and are discharged, larger particles are screened and are discharged from the lower end of the first sieve plate 9 gradually, the discharged larger particles are collected again and are put into the feed hopper 1 for secondary crushing, so that the particles are crushed to be the required size, the crushing efficiency is further improved, the crushed particles are suitable for subsequent use, in addition, the screening particle size of the screening component can be adjusted, and therefore, the screening operation can still be effectively carried out when the crushed particle size is changed, as shown in fig. 9, when the first sieve hole 91 is aligned with the second sieve hole 101 in an overlapped manner, the aperture of the sieve hole is the largest, the second sieve plate 10 is fixed on the first sieve plate 9 through the bolt, the bolt is firstly loosened to enable the second sieve plate 10 not to be clamped, the second sieve plate 10 is slid along the length direction of the kidney-shaped hole, the second sieve hole 101 on the second sieve plate 10 is gradually staggered with the first sieve hole 91 on the first sieve plate 9, as shown in fig. 10, when the first sieve hole 91 is staggered with the second sieve hole 101, the overlapped position of the first sieve hole 91 and the second sieve hole 101 is an effective screening hole during screening operation, crushed particles fall from the overlapped position, the adjusted second sieve plate 10 is continuously locked through the bolt, and after the rotary crushing teeth 14 are adjusted through the adjusting component 7 every time, the corresponding second sieve plate 10 is correspondingly slid to adjust.

In some optional embodiments, as shown in fig. 3, 4 and 5, the adjusting assembly 7 includes two fixed bearings 75 disposed at two ends inside the roller 6, a rotating rod 74 is fixed to an inner ring of the two fixed bearings 75, the rotating shaft 16 is a hollow tube, one end of the rotating rod 74 extends from inside the roller 6 to inside the rotating shaft 16, fixed disks 73 are disposed at two ends of the rotating rod 74, fixed rods 72 uniformly distributed along a circumferential direction of the rotating rod 74 are disposed between the fixed disks 73, the number of the fixed rods 72 is the same as the number of the rotating crushing teeth 14 included in a single rotating crushing assembly, a plurality of connecting assemblies are disposed on the fixed rods 72 at equal intervals, the connecting assemblies are aligned with the rotating crushing assemblies one by one, each connecting assembly includes a plurality of connecting rods 71 hinged to the fixed rods 72, the other ends of the connecting rods 71 are respectively hinged to one end of the rotating crushing teeth 14 located inside the roller 6, taking the view angle of fig. 5 as an example, the rotating rod 74 is rotated clockwise, the rotating rod 74 drives the fixed disk 73 to rotate, the fixed disk 73 drives the fixed rod 72 to rotate, the fixed rod 72 pulls the connecting rod 71 clockwise, the other end of the connecting rod 71 pulls the rotary crushing teeth 14 to move towards the center of the rotating rod 74, so that the intersection gap between the rotary crushing teeth 14 and the fixed crushing teeth two 21 is increased, the rotating rod 74 is rotated counterclockwise, the fixed rod 72 pushes the connecting rod 71 to rotate counterclockwise, the connecting rod 71 pushes the rotary crushing teeth 14 to slide towards the direction far away from the center of the rotating rod 74, so that the intersection gap between the rotary crushing teeth 14 and the fixed crushing teeth two 21 is reduced, the rotary crushing teeth 14 can be adjusted by rotating the rotating rod 74, the structure is simple.

In some alternative embodiments, as shown in fig. 7 and 8, an outer surface of one end of the rotating rod 74 extending into the rotating shaft 16 is provided with a first external spline 76, an inner surface of the rotating shaft 16 at the same end as the first external spline 76 is provided with a first internal spline 161, the rotating rod 74 is further sleeved with a locking block 19, the locking block 19 is of a hollow tube structure, an outer surface of the locking block 19 is provided with a second external spline 192 engaged with the first internal spline 161, an inner surface of the locking block 19 is provided with a second internal spline 191 engaged with the first external spline 76, when the crushing teeth 14 are adjusted and rotated, the locking block 19 is firstly pulled out, then the rotating rod 74 is rotated, an end of the rotating rod 74 is provided with an internal hexagonal hole for facilitating rotation, after the adjustment is finished, the locking block 19 is re-placed between the rotating rod 74 and the rotating shaft 16, so that the first internal spline 161 is engaged with the second external spline 192, and the second internal spline 191 is engaged with the first external spline 76, and, the rotatable lever 74 can be locked against rotation to prevent unintended adjustment of the rotating shredder teeth 14 during use.

In some alternative embodiments, as shown in fig. 8, the end surface of the locking block 19 is provided with a pull rod 18, which facilitates the worker to pull out the locking block 19 from between the rotating shaft 16 and the rotating rod 74.

In some optional embodiments, as shown in fig. 1, the rotating assembly includes a gear motor 5 disposed on an outer wall of the box 3, an output shaft of the gear motor 5 and the rotating shaft 16 are sleeved with a transmission gear 15 engaged with each other, the transmission gear 15 is driven to rotate by the gear motor 5, and the rotating shaft 16 is controlled to rotate by the transmission gear 15, which is simple in structure.

In some alternative embodiments, the first opening 91 and the second opening 101 are square, and one diagonal line of the first opening 91 and the second opening 101 is parallel to the length direction of the second screen plate 10, as shown in fig. 10, the overlapping position of the first opening 91 and the second opening 101 is still square in the gradually staggered process, so that the same screening effect can be ensured under the premise of changing the size of the screened particles.

In some alternative embodiments, as shown in fig. 6, the connecting points of the roller 6 and the rotating crushing teeth 14 are provided with a plurality of oil guiding grooves 20, and lubricating oil is added into the oil guiding grooves 20, so that the rotating crushing teeth 14 can slide smoothly during adjustment.

In some optional embodiments, as shown in fig. 1, the outer wall of the box 3 is further fixedly connected with a feeder 2, a feed inlet of the feeder 2 is located below a lower end of the first sieve plate 9, a discharge outlet of the feeder 2 is located above the feed hopper 1, larger particles screened by the screening assembly fall into the bottom of the feeder 2, and the feeder 2 feeds large particles into the feed hopper 1 again, so that automatic secondary crushing is realized, and the crushing efficiency is improved.

To sum up, the utility model discloses a crushing apparatus with adjustable cutter has following advantage: the device adjusts the distance between the rotary crushing teeth 14 and the axial center line of the roller 6 through the adjusting component 7, so that the meshing gaps between the rotary crushing teeth 14 and the fixed crushing teeth II 21 are changed, thereby crushing waste materials with different particle sizes to meet subsequent different use requirements; the crushed particles are screened by the screening component, the particles with the size meeting the requirement are taken out, larger particles are screened out and recovered and are subjected to secondary crushing, the crushing quality is further improved, the size of the overlapping position of the first sieve hole 91 and the second sieve hole 101 is adjusted by sliding the second sieve plate 10, the size of the particles which can be screened is further changed, and therefore when the size of the crushed particles is changed, the screening operation can still be effectively carried out; the rotating rod 74 is rotated to realize the rapid adjustment of the rotating crushing teeth 14, the adjusting method is simple and efficient, the required adjusting steps are few, and the adjusting efficiency is improved; the rotating rod 74 is locked by the locking block 19 and can not rotate, so that the situation that the rotating crushing teeth 14 are adjusted unintentionally in the using process is avoided; the sliding fluency of the rotating crushing teeth 14 is improved by arranging the oil guide grooves 20 and adding lubricating oil, so that the adjustment is convenient; realize automatic great granule of recovery and send into box 3 again and carry out the regrinding through setting up feeder 2, improve crushing efficiency.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments can be combined, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.

In addition, well known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown in the provided figures for simplicity of illustration and discussion, and so as not to obscure the invention. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the invention, and also in view of the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the present invention is to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the invention, it should be apparent to one skilled in the art that the invention can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.

While the present invention has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those skilled in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.

The present embodiments are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The cutter-adjustable crushing equipment is characterized by comprising a box body (3), wherein a feed hopper (1) is arranged at the top of the box body (3), a roller (6) is arranged at the upper end inside the box body (3), rotating shafts (16) are arranged at the two ends of the roller (6), a first fixed bearing (17) is arranged on the outer wall of the front end and the rear end of the box body (3), the rotating shafts (16) are arranged in the inner ring of the first fixed bearing (17), a rotating assembly for driving the rotating shafts (16) to rotate is further arranged on the outer wall of the box body (3), a plurality of rotating crushing assemblies are arranged on the outer surface of the roller (6) along the length direction in an equidistance mode, each rotating crushing assembly comprises a plurality of rotating crushing teeth (14) which are uniformly distributed along the circumferential direction of the roller (6), the rotating crushing teeth (14) are connected with the roller (6) in a sliding mode, an adjusting assembly (, the steerable crushing tooth (14) that rotates of adjusting part (7) is close to or keeps away from to roller (6) axial direction line simultaneously, one side inner wall of box (3) is equipped with fixed crushing unit, fixed crushing unit includes fixed crushing tooth (4) and fixed crushing tooth two (21) that a plurality of crisscross set up, fixed crushing tooth one (4) sets up in adjacent rotation crushing unit's clearance one by one, fixed crushing tooth two (21) align with rotation crushing unit one by one, the inside lower extreme of box (3) is equipped with ejection of compact board (13) of slope, the lower one end that goes out ejection of compact board (13) extends to the outside of box (3).

2. The cutter-adjustable crushing equipment as claimed in claim 1, wherein a screening component is further arranged between the discharging plate (13) and the roller (6), the screening component comprises a first obliquely arranged screen plate (9), both ends of the first screen plate (9) extend to the outside of the box body (3), one end of the first screen plate (9) below the fixed crushing component is a higher end, both ends of the first screen plate (9) are provided with rollers (11), outer walls of both ends of the box body (3) are provided with supporting seats (12) for supporting the rollers (11) to roll, the outer wall of the box body (3) is further provided with an electromagnetic push rod (8), a push rod of the electromagnetic push rod (8) is connected with the higher end of the first screen plate (9), a connecting part between the lower end of the first screen plate (9) and the box body (3) is provided with an opening, the first screen plate (9) is provided with a plurality of screen holes (91) arranged in an array manner, the upper end of sieve board (9) is equipped with sieve two (10), be equipped with sieve mesh two (101) that align with sieve mesh one (91) on sieve two (10), the both ends of sieve board two (10) are equipped with waist type hole, the downthehole bolt that is used for locking sieve board (9) and sieve two (10) that is equipped with of waist type, the length direction in waist type hole is parallel with the length direction of sieve two (10).

3. The cutter-adjustable crushing device as claimed in claim 1, wherein the adjusting assembly (7) comprises two fixed bearings (75) arranged at two ends inside the roller (6), rotating rods (74) are fixed to inner rings of the two fixed bearings (75), the rotating shaft (16) is a hollow pipe body, one end of each rotating rod (74) extends from the inside of the roller (6) to the inside of the corresponding rotating shaft (16), fixed disks (73) are arranged at two ends of each rotating rod (74), fixing rods (72) uniformly distributed along the circumferential direction of each rotating rod (74) are arranged between the fixed disks (73), the number of the fixing rods (72) is the same as that of the rotating crushing teeth (14) contained in a single rotating crushing assembly, a plurality of connecting assemblies are equidistantly arranged on the fixing rods (72), the connecting assemblies are aligned with the rotating crushing assemblies one by one, each connecting assembly comprises a plurality of connecting rods (71) hinged to the corresponding fixing rod (72), the other end of the connecting rod (71) is hinged with one end of the rotary crushing tooth (14) in the roller (6) respectively.

4. The cutter-adjustable crushing device as claimed in claim 3, wherein an outer surface of one end of the rotating rod (74) extending into the rotating shaft (16) is provided with a first external spline (76), an inner surface of the rotating shaft (16) at the same end as the first external spline (76) is provided with a first internal spline (161), the rotating rod (74) is further sleeved with a locking block (19), the locking block (19) is of a hollow pipe structure, an outer surface of the locking block (19) is provided with a second external spline (192) engaged with the first internal spline (161), and an inner surface of the locking block (19) is provided with a second internal spline (191) engaged with the first external spline (76).

5. The cutter-adjustable crushing apparatus according to claim 4, wherein the end face of the locking block (19) is provided with a pull rod (18).

6. The cutter-adjustable crushing equipment as claimed in claim 1, wherein the rotating assembly comprises a speed reducing motor (5) arranged on the outer wall of the box body (3), and an output shaft of the speed reducing motor (5) and a rotating shaft (16) are sleeved with transmission gears (15) which are meshed with each other.

7. The cutter-adjustable crushing apparatus according to claim 2, wherein the first sieve opening (91) and the second sieve opening (101) are square, and one diagonal line of the first sieve opening (91) and the second sieve opening (101) is parallel to the length direction of the second sieve plate (10).

8. The cutter-adjustable crushing apparatus according to claim 1, wherein a plurality of oil guide grooves (20) are formed at the connection part of the roller (6) and the rotary crushing teeth (14).

9. The cutter-adjustable crushing equipment as claimed in claim 1, wherein a feeder (2) is further fixedly connected to the outer wall of the box body (3), a feeding port of the feeder (2) is located below the lower end of the first sieve plate (9), and a discharging port of the feeder (2) is located above the feeding hopper (1).