CN217746976U - Bottom-rotating granulator - Google Patents

Abstract

The utility model relates to a bottom rotary granulator, characterized by: including frame, spinning cavity, eager grain cavity and transmission structure, the spinning cavity sets up with cutting grain cavity relatively from top to bottom, and on the frame was located to the spinning cavity can be dismantled, and be equipped with spinning knife tackle in the spinning cavity, cut grain cavity and can reciprocate in the frame, cut grain intracavity and be equipped with eager grain knife tackle, and cut grain cavity and be equipped with on the grain cavity and dismantle the screen cloth, spinning knife tackle with cut grain knife tackle by the transmission structure transmission. This end revolves granulation machine changes the mode that the material sieved, adopt the rotation type to have no dead angle extrusion bottom ejection of compact mode, particle density easily adjusts, the granule is easily collected, increase of utilization ratio, convenient the washing, end revolves knife tackle and screen cloth contact surface big, output is high, can secondary regulation screen cloth, reduce the screen cloth and change the frequency, guarantee that granule length is even, improve the granule quality, it is simple and convenient to maintain the dismouting, cut the grain cavity and can reciprocate on the frame, realize sealed pelletization, the dismouting space still can be promoted simultaneously, it is convenient to change.

Description

Bottom-rotating granulator

Technical Field

The utility model relates to a medicine preparation technical field, concretely relates to end revolves granulation machine.

Background

Present granulation machine that sways develops into required granule with moist powder or massive drier, mainly with moist powdered mixture, just at rotary drum, under the counter-rotation effect, reciprocal wobbling angle is less than 360 degrees, this kind of structure can have the material dead angle of piling up in hobbing cutter wobbling last limit position department, and sway the granulation machine compulsory through the screen cloth and make the granule, the screen cloth is extremely easy to be out of shape, make produce the interval that differs in size between cylinder and the screen cloth, the material produces and piles up, the cylinder has seriously influenced the squeezing action to the material, the granule that this kind of structure produced is inhomogeneous, it places the cavity in the granulation machine screen cloth to sway, this kind of structure dismouting is complicated.

Meanwhile, various spinning type granulators exist in the market, the spinning type granulators are provided with screw type spinning granulations, the screen is conical, a screw type spinning knife is arranged in the spinning type granulators, the structure is small in screen, small in discharge amount, easy to deform after being extruded for multiple times, the screen cannot be adjusted for the second time, and needs to be replaced; have through relative motion press the material leaf, roll sword, feed cylinder and scraper blade and mutually support the equipment of carrying out the pelletization to the material, the screen cloth is cylindricly, and the material need be followed the circumferencial direction ejection of compact, and this structure ejection of compact is easily piled up, and the granule is difficult for collecting.

In addition, most of the screw type spinning knife in the spinning type granulator is directly connected with a motor, most of materials needing granulation are viscous wet raw materials, too much feeding is needed, the spinning knife is blocked at times, or the motor is easily damaged due to overload; have through first driving motor through first transmission shaft drive press the material leaf, second driving motor passes through the second transmission shaft and drives the rolling sword, and the transmission is mostly belt drive, and is mostly nested formula between the transmission shaft, and the structure is complicated, and the dismouting is inconvenient.

Disclosure of Invention

In view of the deficiency of the background art, the utility model aims to solve the technical problem that a bottom rotary granulator that adopts bottom rotary extrusion ejection of compact mode is provided.

Therefore, the utility model discloses an adopt following technical scheme to realize:

a bottom rotary granulator is characterized in that: including frame, spinning cavity, eager grain cavity and transmission structure, the spinning cavity sets up with cutting grain cavity relatively from top to bottom, and on the frame was located to the spinning cavity can be dismantled, and be equipped with spinning knife tackle in the spinning cavity, cut grain cavity and can reciprocate in the frame, cut grain intracavity and be equipped with eager grain knife tackle, and cut grain cavity and be equipped with on the grain cavity and dismantle the screen cloth, spinning knife tackle with cut grain knife tackle by the transmission structure transmission.

Further, the transmission structure is including locating the first motor in the frame and locating the second motor in the grain cutting cavity, be equipped with the support in the spinning cavity, spinning knife tackle including wear to locate on the support and with first motor drive's transmission shaft, transmission shaft outer lane circumference partition is equipped with a plurality of blades towards the screen cloth.

Further, the blade is triangle flag shape, and the blade has fretwork portion, and the blade outside is equipped with the step, spinning knife tackle still includes the sword ring, and the sword ring inner wall is through the step fixed connection of welding with all blades, blade lower part cross-section is right angle fan-shaped, and the fan-shaped cambered surface of right angle is towards the screen cloth, and the screen cloth is that the plane is square and four sides have decurrent kink, and the screen cloth four sides all is equipped with the elasticity subassembly, and the elasticity subassembly includes even board and the layering that can press from both sides tight kink, and layering, screen cloth and even board are worn to establish the connection through a plurality of bolts, even the board lower extreme is equipped with a plurality of L templates, and L template upper end is equipped with the cylinder, and the top tight bolt is worn to be equipped with by the spiro union on cylinder and the L template, and the screw head of top tight bolt is hemispherical and supports on cutting grain cavity outer wall, the L lower extreme articulates on cutting the grain cavity through the articulated shaft.

Further, cut grain knife tackle include the outer lane and with second motor drive's inner circle, be connected through many dead levers between inner circle and the outer lane, and upper portion is equipped with many cutting lines between inner circle and the outer lane, all be equipped with a plurality of cylinders in the frame of cutting grain cavity both sides, the piston rod of cylinder with cut grain cavity and be connected.

Further, the cover is equipped with first action wheel in the pivot of first motor, transmission shaft upper portion cover is equipped with the first from the driving wheel of aiming at first action wheel, and the cover is equipped with the hold-in range on first from the driving wheel and the first action wheel, it is fixed that the axle head subassembly is passed through to the transmission shaft upper end, and the transmission shaft lower extreme is connected with spinning knife tackle, cut grain intracavity and be equipped with the second motor, the cover is equipped with the second action wheel in the pivot of second motor, the second action wheel with cut grain knife tackle between connect through transmission assembly.

Further, the transmission assembly comprises a second driven wheel, the second driven wheel and a second driving wheel are in spline fit transmission, the second driven wheel outer ring is connected with the grain cutting knife group through a plurality of first bolts, the second driven wheel inner ring is provided with a plurality of first bearings, the first bearing outer ring is pressed by a pressing ring, the pressing ring is connected with the second driven wheel through a plurality of second bolts, the first bearing inner ring is pressed by a pressing plate seat, and the pressing plate seat is fixed with the grain cutting cavity through a plurality of third bolts.

Further, the axle sleeve on transmission shaft upper portion is located including the cover to the axle head subassembly, and the axle sleeve can be dismantled with the support through a plurality of fourth bolts and be connected, and the transmission shaft from the bottom up in the axle sleeve overlaps in proper order and is equipped with first sealing washer, second bearing and third bearing, the transmission shaft upper end is equipped with and just can support the gland in the third bearing upper end with the axle sleeve spiro union, and the gland upper portion outside is equipped with the ring, and is equipped with square layering on the gland, and square layering is worn to be equipped with a plurality of fifth bolts with gland, ring spiro union.

Furthermore, the second is equipped with the second sealing washer from driving wheel outer lane lower extreme and between the grain cutting cavity, the chain connection can be dismantled through a plurality of sixth bolts on the clamp plate seat and be connected with the clamp plate, is equipped with the screen cloth between clamp plate and the clamp plate seat, and the screen cloth is equipped with the through-hole that holds sixth bolt and pass.

Further, be equipped with fourth bearing and third sealing washer between transmission shaft and the support, the transmission shaft lower part passes through the key and is connected with spinning knife tackle, and the transmission shaft lower extreme can be dismantled through the seventh bolt and be equipped with and can support the end cover at spinning knife tackle lower extreme, cut grain cavity bottom and can dismantle through a plurality of eighth bolts and be equipped with and can support the bottom plate at the second motor lower extreme, be equipped with the fourth sealing washer between spinning knife tackle and the support, the second motor with cut grain cavity between be equipped with the fifth sealing washer, be equipped with the rubber circle between second bearing and the gland.

Further, spinning cavity both sides all are equipped with a plurality of first stabilizer blades, and first stabilizer blade can be dismantled through the ninth bolt and locate in the frame, cut grain cavity both sides and all be equipped with a plurality of second stabilizer blades, the sleeve pipe is installed to the cylinder upper end, and the piston rod of cylinder passes through the nut to be fixed with the second stabilizer blade, be equipped with preceding baffle and the backplate that can block the homonymy cylinder left and right sides in the frame.

After the technical scheme is adopted, change the mode that the material was sieved, adopt the rotation type to have no dead angle extrusion bottom ejection of compact mode, particle density easily adjusts, the granule is easily collected, the increase of utilization ratio, it is convenient to wash, through the pelletization back, with the granule that length differs, cut the grain in proportion through cutting a grain knife tackle again, it is even to realize the granule, end rotary knife tackle is big with the screen cloth contact surface, high yield, but the secondary regulation screen cloth, reduce the screen cloth and change the frequency, increase and cut a grain knife tackle, guarantee that granule length is even, the quality of improved particles, the grain knife tackle structure that first motor drove and the grain knife tackle structure that the second motor drove are split type structure, it is simple and convenient to maintain the dismouting, it can reciprocate on the frame to cut the grain cavity, realize sealed pelletization, still can promote the dismouting space simultaneously, it is convenient to change.

Drawings

The utility model discloses there is following figure:

FIG. 1 is a schematic perspective view of the present invention with a part of the front baffle removed;

FIG. 2 is a schematic view of a three-dimensional partial internal structure of the transmission structure of the present invention;

fig. 3 is a schematic view of a partial cross-sectional structure of the transmission structure of the present invention;

fig. 4 is a schematic sectional view of the middle shaft end assembly and a part of the transmission shaft of the present invention;

FIG. 5 is a schematic cross-sectional view of the transmission assembly and a portion of the dicing blade set of the present invention;

FIG. 6 is a schematic structural view of the spinning chamber and the screen with the frame removed and the section cut away;

FIG. 7 is a schematic perspective view of a spinning knife set of the present invention;

FIG. 8 is a schematic cross-sectional view of the lower portion of the middle blade of the present invention;

fig. 9 is a schematic perspective view of the tightening assembly of the present invention;

fig. 10 is a schematic view of a three-dimensional structure of the middle dicing blade set of the present invention.

Reference numerals: 1. a first motor; 2. spinning a cavity; 3. a grain cutting cavity; 4. a grain cutting knife group; 5. a support; 6. a spinning cutter set; 7. a drive shaft; 8. a first driving wheel; 9. a first driven wheel; 10. a synchronous belt; 11. a shaft end assembly; 12. a second motor; 13. a second driving wheel; 14. a transmission assembly; 15. a second driven wheel; 16. a first bolt; 17. a first bearing; 18. pressing a ring; 19. a second bolt; 20. a platen base; 21. a third bolt; 22. a shaft sleeve; 23. a fourth bolt; 24. a first seal ring; 25. a second bearing; 26. a third bearing; 27. a gland; 28. a circular ring; 29. square layering; 30. a fifth bolt; 31. a second seal ring; 32. a sixth bolt; 33. pressing a plate; 34. a screen mesh; 35. a through hole; 36. a fourth bearing; 37. a third seal ring; 38. a seventh bolt; 39. an end cap; 40. an eighth bolt; 41. a base plate; 42. a fourth seal ring; 43. a fifth seal ring; 44. a rubber ring; 45. a frame; 46. a blade; 47. a hollow-out section; 48. a step; 49. a knife ring; 50. a bent portion; 51. a take-up assembly; 52. connecting plates; 53. layering; 54. a bolt; 55. an L-shaped plate; 56. a cylinder; 57. tightening the bolt; 58. hinging shafts; 59. an outer ring; 60. an inner ring; 61. fixing the rod; 62. cutting a line; 63. a piston rod; 64. a first leg; 65. a ninth bolt; 66. a second leg; 67. a sleeve; 68. a front baffle; 69. a tailgate; 70. a nut; 71. and a cylinder.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Referring to the attached drawings, the bottom-spinning granulator provided by the utility model comprises a frame 45, a spinning cavity 2, a granulating cavity 3 and a transmission structure, wherein the spinning cavity 2 and the granulating cavity 3 are arranged up and down oppositely, the spinning cavity 2 is detachably arranged on the frame 45, a spinning cutter set 6 is arranged in the spinning cavity 2, the granulating cavity 3 can move up and down on the frame 45, a granulating cutter set 4 is arranged in the granulating cavity 3, a detachable screen 34 is arranged on the granulating cavity 3, the spinning cutter set 6 and the granulating cutter set 4 are transmitted by the transmission structure, the transmission structure comprises a first motor 1 arranged on the frame 45 and a second motor 12 arranged in the granulating cavity 3, a support 5 is arranged in the spinning cavity 2, the spinning cutter set 6 comprises a transmission shaft 7 which is arranged on the support 5 and is transmitted with the first motor 1, and a plurality of blades 46 facing the screen 34 are arranged at equal intervals on the circumference of the transmission shaft 7, the blade 46 is in a triangular flag shape, the blade 46 is provided with a hollow part 47, the outer side of the blade 46 is provided with a step 48, the spinning knife group 6 further comprises a knife ring 49, the inner wall of the knife ring 49 is fixedly connected with the steps 48 of all the blades 46 through welding, the section of the lower part of each blade 46 is in a right-angle fan shape, the arc surface of the right-angle fan shape faces the screen 34, the screen 34 is in a plane square shape, four sides of the screen 34 are provided with downward bent parts 50, four sides of the screen 34 are respectively provided with a tightening assembly 51, each tightening assembly 51 comprises a connecting plate 52 and a pressing strip 53 which can clamp the bent parts 50, the pressing strips 53, the screen 34 and the connecting plate 52 are connected through a plurality of bolts 54, the lower end of the connecting plate 52 is provided with a plurality of L-shaped plates 55, the upper end of each L-shaped plate 55 is provided with a column 56, a tightening bolt 57 is penetrated through a bolt 57 by bolts in a bolt manner on the column 56 and the L-shaped plate 55, the head of the tightening bolt 57 is in a manner and is abutted against the outer wall of the dicing cavity 3, the lower end of the L-shaped plate 55 is hinged on the grain cutting cavity 3 through a hinge shaft 58, the grain cutting knife tackle 4 comprises an outer ring 59 and an inner ring 60 which is driven by a second motor 12, the inner ring 60 is connected with the outer ring 59 through a plurality of fixing rods 61, a plurality of cutting lines 62 are arranged on the upper portion between the inner ring 60 and the outer ring 59, a plurality of cylinders 71 are arranged on the frames 45 on two sides of the grain cutting cavity 3, piston rods 63 of the cylinders 71 are connected with the grain cutting cavity 3, a first driving wheel 8 is sleeved on a rotating shaft of the first motor 1, a first driven wheel 9 which is aligned with the first driving wheel 8 is sleeved on the upper portion of the transmission shaft 7, a synchronous belt 10 is sleeved on the first driven wheel 9 and the first driving wheel 8, the upper end of the transmission shaft 7 is fixed through a shaft end component 11, the lower end of the transmission shaft 7 is connected with a spinning knife tackle 6, a second motor 12 is arranged in the grain cutting cavity 3, a second driving wheel 13 is sleeved on a rotating shaft of the second motor 12, second action wheel 13 and cut and connect through drive assembly 14 between the grain knife tackle 4, drive assembly 14 includes that the second follows driving wheel 15, and the second follows driving wheel 15 and second action wheel 13 through spline fit transmission, and the second follows driving wheel 15 outer lane and cuts grain knife tackle 4 and be connected through a plurality of first bolts 16 from driving wheel 15 inner circle, and the second is equipped with a plurality of first bearings 17 from driving wheel 15 inner circle, and first bearing 17 outer lane is compressed tightly by clamping ring 18, clamping ring 18 is connected from driving wheel 15 with the second through a plurality of second bolts 19, first bearing 17 inner circle 60 is compressed tightly by clamp plate seat 20, clamp plate seat 20 is fixed with cutting grain cavity 3 through a plurality of third bolts 21, axle head subassembly 11 is including the axle sleeve 22 of locating transmission shaft 7 upper portion, and axle sleeve 22 can be dismantled through a plurality of fourth bolts 23 and support 5 and be connected, and transmission shaft 7 in the axle sleeve 22 from the bottom up in proper order the cover be equipped with first sealing washer 24, A second bearing 25 and a third bearing 26, a gland 27 screwed with the shaft sleeve 22 and capable of supporting the upper end of the third bearing 26 is arranged at the upper end of the transmission shaft 7, a circular ring 28 is arranged at the outer side of the upper part of the gland 27, a square bead 29 is arranged on the gland 27, a plurality of fifth bolts 30 screwed with the gland 27 and the circular ring 28 penetrate through the square bead 29, a second sealing ring 31 is arranged between the lower end of the outer ring of the second driven wheel 15 and the grain cutting cavity 3, a pressing plate 33 is detachably and chain-connected on the pressing plate seat 20 through a plurality of sixth bolts 32, a screen 34 is arranged between the pressing plate 33 and the pressing plate seat 20, a through hole 35 for the sixth bolt 32 to pass through is arranged on the screen 34, a fourth bearing 36 and a third sealing ring 37 are arranged between the transmission shaft 7 and the support 5, the lower part of the transmission shaft 7 is connected with the spinning cutter set 6 through a key, and an end cover 39 capable of supporting the lower end of the spinning cutter set 6 is detachably arranged at the lower end of the transmission shaft 7 through a seventh bolt 38, cut grain cavity 3 bottom and can dismantle through a plurality of eighth bolts 40 and be equipped with bottom plate 41 that can support at second motor 12 lower extreme, be equipped with fourth sealing washer 42 between spinning knife tackle 6 and the support 5, be equipped with fifth sealing washer 43 between second motor 12 and the grain cavity 3, be equipped with rubber circle 44 between second bearing 25 and the gland 27, spinning cavity 2 both sides all are equipped with a plurality of first stabilizer blades 64, and first stabilizer blade 64 can be dismantled through ninth bolt 65 and locate on frame 45, cut grain cavity 3 both sides and all be equipped with a plurality of second stabilizer blades 66, sleeve pipe 67 is installed to the cylinder upper end, and the piston rod 63 of cylinder 71 passes through nut 70 and is fixed with second stabilizer blade 66, be equipped with preceding baffle 68 and the backplate 69 that can block the homonymy cylinder 71 left and right sides on the frame 45.

In this embodiment, adopt the rotation type to have dead angle extrusion bottom ejection of compact mode, particle density is easily adjusted, the granule is easily collected, the utilization ratio is improved, it is convenient to wash, through the pelletization back, granule that length differs, it cuts the grain to pass through cutting grain knife tackle 4 in proportion, realize that the granule is even, end rotary knife tackle is big with screen cloth 34 contact surface, high output, can twice adjust screen cloth 34, reduce screen cloth 34 and change the frequency, increase and cut grain knife tackle 4, guarantee that granule length is even, improve the granule quality, the rotary pressing knife tackle 6 structure that first motor 1 drove and the grain knife tackle 4 structure that second motor 12 drove are split type structure, it is simple and convenient to maintain dismouting, it can reciprocate on frame 45 to maintain cavity, realize sealed pelletization, still can promote the dismouting space simultaneously, it is convenient to change, first motor 1 and rotary pressing knife tackle 6 are the belt drive, moreover, the steam generator is simple structure, realize overload when material viscosity is too high, and skids, and is with low in cost, the use and maintenance is convenient, axle head subassembly 11 adjustable in position, the integral type connected mode dismouting is convenient, convenient for maintenance, second motor 12 is gear drive with cutting grain knife tackle 4, the transmission is stable, the effect of cutting under the high speed of cutting has been guaranteed.

The utility model discloses the theory of operation as follows: the driving cylinder is driven to drive the driving rod 63 to drive the second support leg 66 and the grain cutting cavity 3 to move upwards, the screen 34 moves to the lower opening of the spinning cavity 2 to form a seal, the screen 34 is located between the spinning cutter group 6 and the grain cutting cutter group 4, the cambered surface of the blade 46 is enabled to extrude the material downwards to form strip-shaped materials through rotation of the spinning cutter group 6, the strip-shaped materials are cut into a plurality of particles through the cutting line 62 of the grain cutting cutter group 4, the rotating speed of the grain cutting cutter group 4 can be adjusted through adjustment of the rotating shaft rotating speed of the second motor 12, so that grain cutting processes with different proportional lengths are realized, grains can be collected in the grain cutting cavity 3 and flow out from the lower opening of the grain cutting cavity 3, in addition, the screen 34 is loosened after being used for a period of time, only the tightening bolt 57 is needed to enable the pressing strip 53, the connecting plate 52 and the L-shaped plate 55 to swing outwards around the 58 to generate inclined downward and outward tensile force, the bending part 50 is tightened to further enable the screen 34 to be tightly fixed at the upper opening of the grain cutting cavity 3, and the adjusting process is simple and convenient.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, it is not intended to limit the present invention, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any introduction modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention will still fall within the scope of the technical solution of the present invention.

Claims (10)

1. A bottom rotary granulator is characterized in that: including frame, spinning cavity, eager grain cavity and transmission structure, the spinning cavity sets up with cutting grain cavity relative up-down, and the spinning cavity can be dismantled and locate in the frame, and is equipped with spinning knife tackle in the spinning cavity, cut grain cavity and can reciprocate in the frame, be equipped with a grain knife tackle in the eager grain cavity, and be equipped with on the eager grain cavity and dismantle the screen cloth, spinning knife tackle with cut grain knife tackle by the transmission structure transmission.

2. A bottom-spin granulation machine according to claim 1, wherein: the transmission structure is including locating the first motor in the frame and locating the second motor in the grain cutting cavity, be equipped with the support in the spinning cavity, spinning knife tackle including wear to locate on the support and with first motor drive's transmission shaft, transmission shaft outer lane circumference partition is equipped with a plurality of blades towards the screen cloth.

3. A bottom-spin granulation machine according to claim 2, characterized in that: the spinning knife set also comprises a knife ring, the inner wall of the knife ring is fixedly connected with the steps of all the blades through welding, the section of the lower part of each blade is in a right-angle fan shape, the cambered surface of the right-angle fan shape faces the screen, the screen is in a plane square shape, four sides of the screen are provided with downward bent parts, and the four sides of the screen are provided with elastic components, the elasticity subassembly is including pressing from both sides even board and the layering of tight kink, and layering, screen cloth and even board are worn to establish the connection through a plurality of bolts, even the board lower extreme is equipped with a plurality of L templates, and L template upper end is equipped with the cylinder, and the top tight bolt is worn to be equipped with by the spiro union on cylinder and the L template, and the screw head of top tight bolt is hemispherical and supports on cutting grain cavity outer wall, L template lower extreme articulates on cutting grain cavity through the articulated shaft.

4. A bottom-spinning particle machine as claimed in claim 2 or 3, characterized in that: cut grain knife tackle include the outer lane and with second motor drive's inner circle, connect through many dead levers between inner circle and the outer lane, and upper portion is equipped with many cutting lines between inner circle and the outer lane, all be equipped with a plurality of cylinders in the frame of cutting grain cavity both sides, the piston rod of cylinder with cut grain cavity and be connected.

5. A bottom-spin granulation machine according to claim 2 or 3, characterized in that: the cover is equipped with first action wheel in the pivot of first motor, transmission shaft upper portion cover is equipped with the first follow driving wheel of aiming at first action wheel, and the cover is equipped with the hold-in range on first follow driving wheel and the first action wheel, it is fixed that the transmission shaft upper end passes through the axle head subassembly, and the transmission shaft lower extreme is connected with spinning knife tackle, cut grain intracavity and be equipped with the second motor, the cover is equipped with the second action wheel in the pivot of second motor, the second action wheel with cut grain knife tackle between connect through transmission assembly.

6. The bottom-spin granulator of claim 5, wherein: the transmission assembly comprises a second driven wheel, the second driven wheel and a second driving wheel are in spline fit transmission, the second driven wheel is connected with the grain cutting knife group through a plurality of first bolts through a second driven wheel outer ring, the second driven wheel inner ring is provided with a plurality of first bearings, the first bearing outer ring is compressed by a pressing ring, the pressing ring is connected with the second driven wheel through a plurality of second bolts, the first bearing inner ring is compressed by a pressing plate seat, and the pressing plate seat is fixed with the grain cutting cavity through a plurality of third bolts.

7. A bottom-spinning granulator according to claim 5, characterized in that: the axle sleeve on transmission shaft upper portion is located including the cover to the axle head subassembly, and the axle sleeve can be dismantled with the support through a plurality of fourth bolts and be connected, and the transmission shaft from the bottom up in the axle sleeve is equipped with first sealing washer, second bearing and third bearing in proper order by the cover, the transmission shaft upper end is equipped with and just can support the gland in the third bearing upper end with the axle sleeve spiro union, and the gland upper portion outside is equipped with the ring, and is equipped with square layering on the gland, and square layering is worn to be equipped with a plurality of fifth bolts with gland, ring spiro union.

8. The bottom-spin granulator of claim 6, wherein: the second is equipped with the second sealing washer from driving wheel outer lane lower extreme and between the grain cavity of cutting, can dismantle the chain through a plurality of sixth bolts on the clamp plate seat and be connected with the clamp plate, be equipped with the screen cloth between clamp plate and the clamp plate seat, the screen cloth is equipped with the through-hole that holds sixth bolt and pass.

9. The bottom-spin granulator of claim 7, wherein: be equipped with fourth bearing and third sealing washer between transmission shaft and the support, the transmission shaft lower part is passed through the key and is connected with spinning knife group, and the transmission shaft lower extreme can be dismantled through the seventh bolt and be equipped with and can support the end cover at spinning knife group lower extreme, cut grain cavity bottom and can dismantle through a plurality of eighth bolts and be equipped with and can support the bottom plate at the second motor lower extreme, be equipped with the fourth sealing washer between spinning knife group and the support, the second motor with cut grain cavity between be equipped with the fifth sealing washer, be equipped with the rubber circle between second bearing and the gland.

10. A bottom-spinning granulator according to claim 9, characterized by: spinning cavity both sides all are equipped with a plurality of first stabilizer blades, and first stabilizer blade can be dismantled through the ninth bolt and locate in the frame, cut grain cavity both sides and all be equipped with a plurality of second stabilizer blades, the sleeve pipe is installed to the cylinder upper end, and the piston rod of cylinder passes through the nut to be fixed with the second stabilizer blade, be equipped with preceding baffle and the backplate that can block the homonymy cylinder left and right sides in the frame.

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