CN218742279U

CN218742279U - Speed regulating mechanism of neodymium iron boron waste ball mill

Info

Publication number: CN218742279U
Application number: CN202223156524.9U
Authority: CN
Inventors: 汪和平
Original assignee: Ganzhou Dexin High Tech Materials Co ltd
Current assignee: Ganzhou Dexin High Tech Materials Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-03-28
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses a speed governing mechanism of neodymium iron boron waste material ball mill belongs to ball mill technical field, a speed governing mechanism of neodymium iron boron waste material ball mill, including unable adjustment base, bracing piece, backup pad, ball mill room, guide mouth, sealed lid, crushed aggregates steel ball, mount and filter material groove, the equal fixed mounting in both sides has the bracing piece around unable adjustment base outer wall top both ends, and equal fixed mounting has the backup pad between both ends around the bracing piece outer wall top. The utility model discloses a plurality of crushed aggregates steel balls rock through the high frequency and fall to collecting the back in the material receiving box from the filter plate other end, and the staff will filter the frame outer wall bolt and twist out to stimulate filter plate roll-off filter tank, clear up filter plate, and carry the neodymium iron boron waste material after smashing in the waste bin to other processing places and handle, make neodymium iron boron waste material and a plurality of crushed aggregates steel balls separately handle fast, do not need the staff to manually pick the crushed aggregates steel ball.

Description

Speed regulating mechanism of neodymium iron boron waste ball mill

Technical Field

The utility model belongs to the technical field of the ball mill, specifically be a speed adjusting mechanism of neodymium iron boron waste material ball mill.

Background

The ball mill is one of high-fine grinding machines which can crush and re-crush materials, and is a device which continuously hits the materials and mechanically crushes the materials in a rotating hollow cylinder through a plurality of steel balls, and the efficiency of crushing the materials is different due to different weights of the steel balls used by the ball mill with different rotating speeds, therefore, a speed regulating mechanism of the ball mill is needed.

The retrieval shows that a neodymium iron boron waste ball mill with the patent number of CN201921130209.4 can effectively break up the materials accumulated into clusters through a breaking-up device, and the vibration effect of a conveying device further breaks up the materials which are not broken up in the previous step, so that the two steps of breaking up are convenient for the next step of material treatment. Wherein, the deficiency points are as follows:

this kind of neodymium iron boron waste material ball mill uses at the staff, when carrying out ball-milling shredding to a large amount of neodymium iron boron waste materials, because the ball-milling jar can not carry out the regulation processing of rotational speed, can make this kind of neodymium iron boron waste material ball mill when using, the crushing steel ball that only can use fixed weight carries out shredding to appointed material, make the staff when needing to use the crushing steel ball of other appointed weight that agree with different materials, still need look for the ball mill that is fit for the rotational speed, in with special inconvenient, because this kind of neodymium iron boron waste material ball mill is single only to break up the device and break up a large amount of materials and handle, and not be provided with the device that can directly conveniently carry out direct part processing with crushing steel ball and material, can make still need the staff manual to sort a plurality of crushing steel balls from a large amount of kibbling materials.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an: in order to solve the problems that the neodymium iron boron waste ball mill cannot adjust the rotating speed and is not provided with a device which can directly and conveniently separate and treat the crushed steel balls and materials, the speed adjusting mechanism of the neodymium iron boron waste ball mill is provided.

The utility model adopts the technical scheme as follows: the utility model provides a speed adjusting mechanism of neodymium iron boron waste material ball mill, includes unable adjustment base, bracing piece, backup pad, ball mill room, guide mouth, sealed lid, crushed aggregates steel ball, mount and filter material groove, the equal fixed mounting in both sides has the bracing piece around unable adjustment base outer wall top both ends, equal fixed mounting has the backup pad between both ends around the bracing piece outer wall top, all rotate through the bearing between the backup pad outside and be provided with the ball mill room, and the ball mill indoor portion is hollow cylinder setting, the ball mill indoor portion is provided with the crushed aggregates steel ball, the crushed aggregates steel ball has a plurality of, the embedding is provided with the guide mouth in the middle of the outdoor wall top of ball mill, there is sealed lid at guide mouth outside top through bolted connection, unable adjustment base outer wall top one end fixed mounting has the mount, unable adjustment base outer wall top other end fixed mounting has the filter material groove, the mount inboard is provided with the speed adjusting mechanism of adjustable ball mill room rotational speed, but the high-efficient ball mill mechanism that the crushed aggregates was handled, filter material inslot side is provided with the filtration feed divider that can carry out the crushed aggregates steel ball and crushed aggregates waste material and carry out rapid filtration.

Wherein, speed adjusting mechanism comprises gear A, lead screw slide rail, hydraulic stem, servo motor A and gear B, ball-milling outdoor wall one end fixed mounting has gear A, gear A has a plurality of, and sets up side by side from a left side to right side equidistance in proper order by big to little, mount inner wall bottom fixed mounting has the lead screw slide rail, lead screw slide rail outside top slides through the slider and is provided with the hydraulic stem, hydraulic stem outer wall top fixed mounting has servo motor A, servo motor A outside one end has gear B through output shaft, and sets up through tooth interlock transmission between gear B and the gear A.

Wherein, high-efficient ball-milling mechanism comprises crushed aggregates lug A and crushed aggregates lug B, ball-milling chamber inner wall fixed mounting has crushed aggregates lug A, crushed aggregates lug A has a plurality of, and is coniform equidistance and encircles and set up side by side, crushed aggregates steel ball outer wall fixed mounting has crushed aggregates lug B, crushed aggregates lug B has a plurality of, and is coniform equidistance and encircles the setting.

Wherein, filter feed mechanism by the pan feeding mouth, cross the filter stand, cross filter plate, telescopic link, servo motor B, eccentric wheel, dump bin and connect the workbin to constitute, filter material groove outer wall top embedding is provided with the pan feeding mouth, the inboard one end of filter material groove slides and is provided with the filter stand, and crosses through bolted connection between filter stand and the filter material groove outer wall, it is provided with the filter plate to cross filter stand outer wall parietal one end through the pivot rotation, all be provided with the telescopic link through the pivot rotation between both sides around the filter plate outer wall bottom other end and the front and back both sides of filtering the stand outer wall top other end, and the supporting spring that is provided with in the telescopic link outside, it has servo motor B to cross filter stand inner wall other end fixed mounting, servo motor B outside one end has the eccentric wheel through output shaft, it is provided with the dump bin respectively and connects the workbin to cross filter stand outside bottom both ends.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. this kind of speed control mechanism of neodymium iron boron waste material ball mill is through being provided with gear A, when can making staff control hydraulic stem rise or drop, control lead screw slide rail passes through the slider and drives gear B and remove towards one of them gear A of appointed size, make gear B outer surface tooth and appointed gear A outer surface tooth interlock back, the staff opens servo motor A and drives gear B and rotate, make gear B and gear A outer surface tooth interlock transmission, it carries out the rotation of appointed speed through the pivot to drive the ball-milling room, it is fast slow to improve and adjust pivoted speed to the ball-milling room, carry out high-efficient shredding's effect to different materials with the crushing steel ball that adapts to different weight.

2. This kind of speed adjustment mechanism of neodymium iron boron waste material ball mill is through being provided with filter plate and eccentric wheel, can make the staff open servo motor B and drive the eccentric wheel and rotate fast, the eccentric wheel constantly hits to hit and to drive filter plate one end telescopic link and outside spring and constantly stretch out and draw back through the pivot in filter plate bottom, it carries out the high frequency through the pivot to make filter plate one end and when rocking, neodymium iron boron waste material after smashing will pass filter plate and fall down to the dump bin in, it rocks from the filter plate other end through the high frequency and collects in falling to the dump bin to make a plurality of crushed aggregates steel balls, improve neodymium iron boron waste material after smashing and a plurality of crushed aggregates steel balls and separately handle fast, make things convenient for the effect that the staff handled.

Drawings

FIG. 1 is a schematic sketch of a front perspective structure of a ball mill of the present invention;

FIG. 2 is a schematic diagram of a front sectional structure of a ball mill in the present invention;

fig. 3 is a schematic diagram of an enlarged structure at a in fig. 2 according to the present invention;

fig. 4 is a schematic diagram of an enlarged structure at B in fig. 2 according to the present invention;

fig. 5 is an enlarged schematic diagram of the structure at B in fig. 2 according to the present invention.

The labels in the figure are: 1. a fixed base; 101. a support bar; 102. a support plate; 103. a ball milling chamber; 104. a material guide port; 105. a sealing cover; 106. a gear A; 107. a crushed material bump A; 108. crushing steel balls; 109. a crushed material bump B; 2. a fixed mount; 201. a screw slide rail; 202. a hydraulic lever; 203. a servo motor A; 204. a gear B; 3. a material filtering groove; 301. a feeding port; 302. a limiting groove; 4. a filter frame; 401. a filter screen plate; 402. a telescopic rod; 403. a servo motor B; 404. an eccentric wheel; 405. damping telescopic rods; 406. a limiting block; 5. a waste bin; 6. a material receiving box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses in:

the first embodiment is as follows: referring to fig. 1-5, a speed regulating mechanism of a neodymium iron boron waste ball mill, including unable adjustment base 1, bracing piece 101, a supporting plate 102, ball-milling room 103, guide opening 104, sealed lid 105, crushed aggregates steel ball 108, mount 2 and filter tank 3, the equal fixed mounting in both sides has bracing piece 101 around unable adjustment base 1 outer wall top both ends, equal fixed mounting has backup pad 102 between both ends around the bracing piece 101 outer wall top, all rotate through the bearing between the backup pad 102 outside and be provided with ball-milling room 103, and ball-milling room 103 is inside to be hollow cylinder setting, ball-milling room 103 is inside to be provided with crushed aggregates steel ball 108, crushed aggregates steel ball 108 has a plurality of, embedding is provided with guide opening 104 in the middle of ball-milling room 103 outer wall top, there is sealed lid 105 at guide opening 104 outside top through bolted connection, unable adjustment base 1 outer wall top one end fixed mounting has mount 2 at unable adjustment base 1 outer wall top, the other end fixed mounting at unable adjustment base 1 outer wall top has filter tank 3, the inboard speed regulating mechanism that is provided with the rotation speed of adjustable ball-milling room 103 that can high-efficient crushed aggregates is handled, the inboard filter mechanism that can carry out crushed aggregates with the crushed aggregates material distributing mechanism that can carry out the material fast filtration with crushed aggregates with crushed material.

Referring to fig. 2, further, the speed regulation mechanism is composed of a gear a106, a lead screw slide rail 201, a hydraulic rod 202, a servo motor a203 and a gear B204;

one end of the outer wall of the ball grinding chamber 103 is fixedly provided with a plurality of gears A106, and are arranged in parallel from left to right in sequence from big to small at equal intervals, a screw rod slide rail 201 is fixedly arranged at the bottom of the inner wall of the fixed frame 2, a hydraulic rod 202 is arranged at the top of the outer side of the screw rod slide rail 201 in a sliding way through a slide block, a servo motor A203 is fixedly arranged at the top of the outer wall of the hydraulic rod 202, one end of the outer side of the servo motor A203 is connected with a gear B204 through an output shaft, and the gear B204 and the gear A106 are arranged through tooth meshing transmission, when a worker needs to perform ball milling and crushing treatment on a large amount of neodymium iron boron waste, the worker carries the large amount of neodymium iron boron waste to a working site, screws out the bolt on the outer wall of the sealing cover 105, takes off the sealing cover 105, a plurality of needed crushed aggregates and steel balls 108 and a large amount of neodymium iron boron waste materials are poured into the material guiding port 104 and fall into the ball milling chamber 103, a worker covers the sealing cover 105 back to the top of the outer side of the material guiding port 104, after the screw is screwed in and fixed by the bolt, when a worker controls the hydraulic rod 202 to rise or fall, the screw rod slide rail 201 is controlled to drive the gear B204 to move towards one gear A106 with a specified size through the slide block, after the outer surface teeth of the gear B204 are engaged with the outer surface teeth of the designated gear a106, a worker opens the servo motor A203 to drive the gear B204 to rotate, so that the gear B204 and the outer surface of the gear A106 are in tooth-meshing transmission, the ball milling chamber 103 is driven to rotate at a specified speed through the rotating shaft, a plurality of crushed material steel balls 108 in the ball milling chamber 103 are continuously smashed to a large amount of neodymium iron boron waste materials after moving from the bottom to the top through centrifugal force generated by the rotating ball milling chamber 103, a large amount of neodymium iron boron waste materials are subjected to ball milling and crushing treatment, so that different rotating speeds can be adjusted in the ball milling chamber 103, and the materials are crushed in accordance with crushed material steel balls 108 with different weights.

Referring to fig. 2 and 3, further, the high-efficiency ball milling mechanism is composed of a crushed material bump A107 and a crushed material bump B109;

ball-milling room 103 inner wall fixed mounting has crushed aggregates lug A107, crushed aggregates lug A107 has a plurality of, and it encircles and sets up side by side to be coniform equidistance, crushed aggregates steel ball 108 outer wall fixed mounting has crushed aggregates lug B109, crushed aggregates lug B109 has a plurality of, and be coniform equidistance and encircle the setting, carry out the rotation of appointed speed through the pivot when ball-milling room 103, make inside a plurality of crushed aggregates steel balls 108 of ball-milling room 103 produce centrifugal force through pivoted ball-milling room 103 and remove to the top after from the bottom, a plurality of crushed aggregates steel balls 108 will carry a plurality of crushed aggregates lug B109 and constantly fall and pound to the neodymium iron boron waste material, and make a plurality of crushed aggregates steel balls 108 constantly extrude a plurality of crushed aggregates lug A107 of waste material contact, carry out efficient shredding to the neodymium iron boron waste material.

Referring to fig. 1, 2 and 4, further, the filtering and distributing mechanism is composed of a feeding port 301, a filtering rack 4, a filtering screen plate 401, an expansion link 402, a servo motor B403, an eccentric wheel 404, a waste bin 5 and a receiving bin 6;

a feeding port 301 is embedded in the top of the outer wall of the filter material tank 3, a filter frame 4 is slidably arranged at one end of the inner side of the filter material tank 3, the filter frame 4 is connected with the outer wall of the filter material tank 3 through a bolt, a filter screen plate 401 is rotatably arranged at one end of an upper rib of the outer wall of the filter frame 4 through a rotating shaft, telescopic rods 402 are rotatably arranged between the front side and the rear side of the other end of the outer wall of the filter screen plate 401 and the front side and the rear side of the other end of the outer wall of the filter frame 4 through rotating shafts, springs are arranged outside the telescopic rods 402 in a matching manner, a servo motor B403 is fixedly arranged at the other end of the inner wall of the filter frame 4, an eccentric wheel 404 is connected at one end outside the servo motor B403 through an output shaft, a waste material tank 5 and a material receiving tank 6 are respectively arranged at the bottom of the outer side of the filter frame 4, when a large amount of neodymium iron boron waste materials are continuously crushed through a plurality of crushed material steel balls 108, a material guiding port 104 at the top of a ball milling chamber 103 is rotated to the bottom, after the material guide port 104 is opposite to the material inlet port 301, a worker closes the servo motor A203 and screws out bolts on the outer side of the sealing cover 105, after the sealing cover 105 is removed, a large amount of neodymium iron boron waste materials and a plurality of crushed material steel balls 108 fall out from the material guide port 104, when the materials enter the surface of the filter screen plate 401 in the filter material tank 3 through the material inlet port 301, the worker opens the servo motor B403 to drive the eccentric wheel 404 to rotate rapidly, the eccentric wheel 404 continuously hits the bottom of the filter screen plate 401 to drive the telescopic rod 402 at one end of the filter screen plate 401 and the outer side springs to stretch and retract through the rotating shaft, when one end of the filter screen plate 401 is shaken at high frequency through the rotating shaft, the crushed neodymium iron boron waste materials pass through the filter screen plate 401 and fall into the waste material tank 5, after the plurality of crushed material steel balls 108 fall into the material receiving tank 6 from the other end of the filter screen plate 401 through high frequency shaking, the bolts on the outer wall of the filter frame 4 are screwed out by the worker, and pulling and filtering 4 roll-off filter tank 3 of filter stand, clearing up filter plate 401 to carry other processing places with the neodymium iron boron waste material after smashing in the dump bin 5 and handle, make neodymium iron boron waste material and a plurality of crushed aggregates steel ball 108 separately handle fast, do not need staff's manual crushed aggregates steel ball 108 of choosing.

Referring to fig. 2 and 4, further, the hydraulic rod 302 is electrically connected to an external power supply through a hydraulic pump and a control panel, and the lead screw sliding rail 201, the servo motor a203 and the servo motor B403 are all electrically connected to the external power supply through the control panel.

Example two

Refer to fig. 5, in above-mentioned technical scheme, except that 3 inboard one ends in filter material groove slide and be provided with filter frame 4, and filter frame 4 and the filter material groove 3 outer walls between the technical scheme through bolted connection except, another kind of embodiment, the equal fixed mounting in upper and lower both sides at 3 outer wall one end tops in filter material groove has spacing groove 302, the equal fixed mounting in both sides has damping telescopic link 405 about filter frame 4 outer wall one end, and the supporting spring that is provided with in damping telescopic link 405 outside, the equal fixed mounting of the outer wall other end of damping telescopic link 405 has stopper 406, and stopper 406 agrees with the slip and sets up inboard at spacing groove 302, when the staff needs to clear up filter plate 401 surface, promote two stopper 406 from the inboard roll-off of spacing groove 302, after extrusion damping telescopic link 405 and the shrink of outside spring, pulling filter frame 4 is from the inboard roll-off in filter material groove 3, clear up filter plate 401 after, the staff installs fast through the opposite mode of dismantlement again, compare in first embodiment, it will be more convenient to dismantle the installation, and fixed effect is better.

The working principle is as follows: firstly, when a worker needs to perform ball milling and crushing treatment on a large amount of neodymium iron boron waste, the worker carries the large amount of neodymium iron boron waste to a working site to screw out bolts on the outer wall of a sealing cover 105, after the sealing cover 105 is taken off, a plurality of required crushed steel balls 108 and the large amount of neodymium iron boron waste are poured into a material guide opening 104 and fall into a ball milling chamber 103, the worker covers the sealing cover 105 back to the top of the outer side of the material guide opening 104 and screws the bolts for fixation, the worker controls a hydraulic rod 202 to rise or fall, simultaneously controls a screw rod sliding rail 201 to drive a gear B204 to move towards one gear A106 with a specified size through a sliding block, after teeth on the outer surface of the gear B204 are meshed with teeth on the outer surface of the specified gear A106, the worker opens a servo motor A203 to drive the gear B204 to rotate, so that the gear B204 is meshed with the teeth on the outer surface of the gear A106, drives the ball milling chamber 103 to rotate at a specified speed through a rotating shaft, and then, after the ball milling chamber 103 rotates at a specified speed through the rotating shaft, a plurality of crushed steel balls 108 in the ball milling chamber 103 move from the bottom to the top through centrifugal force generated by the rotating ball milling chamber 103, the crushed steel balls 108 continuously fall and impact neodymium iron boron waste materials carrying a plurality of crushed material bumps B109, and the crushed steel balls 108 continuously extrude the neodymium iron boron waste materials to contact a plurality of crushed material bumps A107, the neodymium iron boron waste materials are efficiently crushed, finally, after a large amount of neodymium iron boron waste materials are continuously impacted and crushed through the crushed steel balls 108, a material guide opening 104 at the top of the ball milling chamber 103 rotates to the bottom, so that the material guide opening 104 is opposite to the material inlet 301, a worker closes a servo motor A203 and screws out a bolt outside the sealing cover 105, after the sealing cover 105 is taken down, the large amount of neodymium iron boron waste materials and the plurality of crushed steel balls 108 fall out of the material guide opening 104 and enter the surface of the filter screen plate 401 in the filter material groove 3 through the material inlet 301, the staff opens servo motor B403 and drives eccentric wheel 404 and rotate fast, eccentric wheel 404 constantly hits and hits filter screen 401 bottom and drive filter screen 401 one end telescopic link 402 and outside spring and constantly stretch out and draw back through the pivot, when making filter screen 401 one end rock through the pivot high frequency, neodymium iron boron waste material after smashing will pass filter screen 401 and fall down to in the waste bin 5, make a plurality of crushed aggregates steel balls 108 rock through the high frequency and fall down to connect the workbin 6 in from the filter screen 401 other end and collect the back, the staff twists out filter frame 4 outer wall bolt, and stimulate filter frame 4 roll-off filter tank 3, clear up filter screen 401, and carry other processing places with the neodymium iron boron waste material after smashing in the waste bin 5 and handle, make neodymium iron boron waste material and a plurality of crushed aggregates steel balls 108 carry out quick part and handle, do not need the staff to pick crushed aggregates steel balls 108 manually.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a speed adjusting mechanism of neodymium iron boron waste material ball mill, includes unable adjustment base (1), bracing piece (101), backup pad (102), ball-milling room (103), guide mouth (104), sealed lid (105), crushed aggregates steel ball (108), mount (2) and filter material groove (3), the equal fixed mounting in both sides has bracing piece (101) around unable adjustment base (1) outer wall top both ends, equal fixed mounting has backup pad (102) around bracing piece (101) outer wall top between both ends, all rotate through the bearing between backup pad (102) the outside and be provided with ball-milling room (103), and ball-milling room (103) inside is hollow cylindric setting, ball-milling room (103) inside is provided with crushed aggregates steel ball (108), crushed aggregates steel ball (108) have a plurality of, the embedding is provided with guide mouth (104) in the middle of ball-milling room (103) outer wall top, there is fixed mount (105) guide mouth (104) outside top through bolted connection, unable adjustment base (1) outer wall top one end fixed mounting has (2), unable adjustment base (1) outer wall top other mounting has filter material groove (3), its characterized in that: mount (2) inboard is provided with the speed adjusting mechanism of adjustable ball-milling room (103) rotational speed, ball-milling room (103) inboard is provided with the high-efficient ball-milling mechanism that can high-efficient crushed aggregates was handled, it can carry out the filtration feed mechanism that the quick filtration was divided to crushed aggregates steel ball and the neodymium iron boron waste material after smashing to strain silo (3) inboard and be provided with.

2. The speed regulating mechanism of the neodymium iron boron waste ball mill as claimed in claim 1, characterized in that: the speed regulating mechanism is composed of a gear A (106), a screw rod slide rail (201), a hydraulic rod (202), a servo motor A (203) and a gear B (204);

ball mill room (103) outer wall one end fixed mounting has gear A (106), mount (2) inner wall bottom fixed mounting has lead screw slide rail (201), lead screw slide rail (201) outside top is provided with hydraulic stem (202) through the slider slip, hydraulic stem (202) outer wall top fixed mounting has servo motor A (203), servo motor A (203) outside one end has gear B (204) through output shaft.

3. The speed regulating mechanism of the neodymium iron boron waste ball mill as claimed in claim 2, characterized in that: the efficient ball milling mechanism is composed of a crushed material bump A (107) and a crushed material bump B (109);

the ball milling device is characterized in that a crushed material bump A (107) is fixedly mounted on the inner wall of the ball milling chamber (103), and a crushed material bump B (109) is fixedly mounted on the outer wall of the crushed material steel ball (108).

4. The speed regulating mechanism of the neodymium iron boron waste ball mill as claimed in claim 1, characterized in that: the filtering and distributing mechanism consists of a feeding port (301), a filtering frame (4), a filtering screen plate (401), a telescopic rod (402), a servo motor B (403), an eccentric wheel (404), a waste box (5) and a material receiving box (6);

filter silo (3) outer wall top embedding is provided with pan feeding mouth (301), the inboard one end of filter silo (3) slides and is provided with filter frame (4), and passes through bolted connection between filter frame (4) and filter material groove (3) outer wall, it is provided with filter plate (401) to filter frame (4) outer wall paring one end through the pivot rotation, filter plate (401) outer wall bottom other end around both sides and filter frame (4) outer wall top other end around all rotate through the pivot and be provided with telescopic link (402), and telescopic link (402) outside is supporting to be provided with the spring, it has servo motor B (403) to filter frame (4) inner wall other end fixed mounting, servo motor B (403) outside one end has eccentric wheel (404) through output shaft, it is provided with waste material case (5) and connects workbin (6) respectively to filter frame (4) outside bottom both ends.

5. The speed regulating mechanism of the neodymium iron boron waste ball mill as claimed in claim 2, characterized in that: the gear A (106) is provided with a plurality of gears which are sequentially arranged from left to right in parallel at equal intervals from large to small, and the gear B (204) and the gear A (106) are arranged in a tooth meshing transmission manner.

6. The speed regulating mechanism of the neodymium iron boron waste ball mill as claimed in claim 3, characterized in that: crushed aggregates lug A (107) have a plurality of, and be coniform equidistance and encircle and set up side by side, crushed aggregates lug B (109) have a plurality of, and be coniform equidistance and encircle the setting.