CN108435290A - A kind of gyratory crusher crushed for ore - Google Patents
A kind of gyratory crusher crushed for ore Download PDFInfo
- Publication number
- CN108435290A CN108435290A CN201810555807.XA CN201810555807A CN108435290A CN 108435290 A CN108435290 A CN 108435290A CN 201810555807 A CN201810555807 A CN 201810555807A CN 108435290 A CN108435290 A CN 108435290A
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- Prior art keywords
- welded
- fuselage
- eccentric shaft
- ore
- wall
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/02—Crushing or disintegrating by gyratory or cone crushers eccentrically moved
- B02C2/04—Crushing or disintegrating by gyratory or cone crushers eccentrically moved with vertical axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a kind of gyratory crushers crushed for ore,Including pedestal,Lower fuselage has been bolted to connection at the top of the pedestal,Hydraulic control box and motor fixed station,The lower fuselage is between hydraulic control box and motor fixed station,And hydraulic cylinder has been bolted to connection it at the top of lower fuselage,The top of the hydraulic cylinder is connected with upper fuselage by hydraulic stem,The interior bottom portion of the lower fuselage is equipped with eccentric shaft,The outer wall of the eccentric shaft is arranged with second bevel gear,One aspect of the present invention avoids eccentric shaft from being contacted with the hard force of floating bush and causes eccentric shaft abrasion,Protect the normal rotation of eccentric shaft,Improve the service life of eccentric shaft,On the other hand effective cushion impact forces,Avoid eccentric shaft shaking amplitude is excessive from damaging,Pass through adjusting upper the distance between fuselage and lower fuselage,Ore can be ground into different size of particle,The applicability for improving ore pulverized size ensure that the efficiency that ore crushes simultaneously.
Description
Technical field
The invention belongs to gyratory crusher technical fields, and in particular to a kind of gyratory crusher crushed for ore.
Background technology
Gyratory crusher suitable for it is metallurgical, build, build the road, raw material is broken chemistry and silicate industry, according to broken
The difference and product particle of principle are of different sizes, are divided into as many models, and crusher is widely used in mine, smelting, building materials, public affairs
Numerous departments such as road, railway, water conservancy and chemical industry, for cone crushing than big, efficient, low energy consumption, product granularity is equal
It is even, broken and fine crushing various ores in being suitble to.
But existing gyratory crusher be easy to cause contact mill of the eccentric shaft with floating bush in eccentric shaft turns
Damage, reduces the service life of eccentric shaft, and eccentric shaft lacks the device of effective buffering hard force, existing cone crusher in rotation
That there are inlet/outlets is unstable for machine, and work can not be crushed by be easy to causeing ore blocking, in addition, existing gyratory crusher is big
All integrated fuselage, it is difficult to the distance between floating bush and fixed liner plate are adjusted, the size of particle after ore crushes cannot be adjusted,
Dust in crushing process, which descends slowly and lightly to get into the air, causes environmental pollution.
Invention content
The purpose of the present invention is to provide a kind of gyratory crushers crushed for ore, to solve existing cone crusher
Eccentric drive shaft easily friction is impaired, the unstable easy size and environment for blocking, cannot adjusting particle after ore crushes of inlet/outlet
The problem of pollution.
To achieve the above object, the present invention provides the following technical solutions：A kind of gyratory crusher crushed for ore, packet
Pedestal is included, lower fuselage, hydraulic control box and motor fixed station, the lower machine have been bolted to connection at the top of the pedestal
Body has been bolted to connection hydraulic cylinder between hydraulic control box and motor fixed station at the top of lower fuselage, described
The top of hydraulic cylinder is connected with upper fuselage by hydraulic stem, and the interior bottom portion of the lower fuselage is equipped with eccentric shaft, the bias
The outer wall of axis is arranged with second bevel gear, and floating bush is welded at the top of eccentric shaft, the interior bottom portion of the floating bush
It is welded with excentric sleeve at a side position of eccentric shaft, spring is welded on the side inner wall of the excentric sleeve, it is described
One end far from excentric sleeve is welded with ball sleeve on spring, and the side outer wall far from spring is embedded with rolling on the ball sleeve
Pearl.
Preferably, the bottom of the pedestal is welded with support leg, and the interior bottom portion of the hydraulic control box is solid by bolt
Surely it is connected with hydraulic pump and hydraulic oil container, the hydraulic pump is located at the side of hydraulic oil container, and the top of the motor fixed station is logical
It crosses bolt and is fixedly connected with the second motor, one end of second motor is rotatably connected to first bevel gear by shaft, described
First bevel gear is connect with second bevel gear by gear teeth meshing.
Preferably, the bottom of the lower fuselage is welded with discharge bucket, and the bottom of lower fuselage is close to the upper position of discharge bucket
The place of setting has been bolted to connection first motor, and one end of the first motor is rotatably connected to support ring by shaft, institute
It states and is welded with supporting rod at the top of support ring, one end far from support ring is welded with reclaiming plate on the supporting rod.
Preferably, auger is welded at the top of the floating bush, the bottom of the upper fuselage is bolted to connection
There are pipe set, the inside of the pipe set to slidably connect pipe by sliding block and sliding slot, the pipe passes through spiral shell with lower fuselage
Bolt is fixedly connected, and air box has been bolted to connection on the side outer wall of the upper fuselage, and the inside of the air box is logical
It crosses bolt and is fixedly connected with wind turbine.
Preferably, the upper fuselage has been internally embedded transport tube, is welded with material bin at the top of the transport tube, described
Support ring is installed on the side inner wall of material bin, connecting rod, the connecting rod are welded on the side outer wall of the support ring
Upper one end far from support ring is welded with sliding rail, and the sliding rail is slidably connected with auger.
Preferably, filter bag is installed, on the filter bag outside the side far from transport tube on the side outer wall of the transport tube
Tracheae is installed, the tracheae, by being fixedly connected, serves as a contrast on the side inner wall of the upper fuselage close to floating with air box on wall
It is welded with fixed frame at one side position of set, is bolted to connection on the side outer wall far from upper fuselage on the fixed frame
There is fixed liner plate.
Preferably, the wind turbine, hydraulic pump, first motor and the second motor are electrically connected with external power supply.
Compared with prior art, the present invention having the advantages that：
(1) present invention is provided with ball, ball sleeve, spring, hydraulic cylinder, hydraulic pump, hydraulic oil container, pipe set and pipe,
When eccentric shaft turns, floating bush can be swung with the rotation of eccentric shaft, and eccentric shaft contacts ball when shaking, and ball will
The extruding force being subject to is transmitted to spring, and spring stress squeezes, and buffers extruding force, on the one hand avoids the hard force of eccentric shaft and floating bush
Contact causes eccentric shaft abrasion, protects the normal rotation of eccentric shaft, improves the service life of eccentric shaft, on the other hand effective slow
Impact force is rushed, avoids eccentric shaft shaking amplitude is excessive from damaging, in addition, hydraulic cylinder drives upper fuselage to rise by hydraulic stem,
The distance between fuselage and lower fuselage in adjusting, and then the distance between floating bush and fixed liner plate are adjusted, it can be by ore
It is ground into different size of particle, the applicability for improving ore pulverized size ensure that the efficiency that ore crushes simultaneously.
(2) present invention is provided with auger, transport tube, support ring, sliding rail, wind turbine and filter bag, and when in use, floating bush exists
Auger rotation is driven when eccentric rotary, by being slidably connected for sliding rail and auger, ensure that auger can be with while rotation
The eccentric rotary of floating bush and rotate, it is further ensure ore by auger it is uniform and stable be delivered to floating bush with it is solid
Between determining liner plate, ensure the stabilization of ores lifting while avoiding transport tube from blocking, in addition, by wind turbine by the sky in upper fuselage
Gas is pumped into filter bag, and filter bag will be discharged upper fuselage, ore is on the one hand effectively avoided to crush the powder generated in the process after dust-filtering
Dirt, which floats, causes environmental pollution in working environment, protects the health of staff, reduces environmental pollution, and on the other hand avoids a large amount of
Adsorbing powder dust causes the trouble subsequently cleaned, reduces labor intensity on the inner wall of upper fuselage.
(3) present invention passes through first motor band when in use provided with first motor, support ring, supporting rod and reclaiming plate
Dynamic support ring rotation, support ring drive reclaiming plate rotation, reclaiming plate to sweep the ore particles in lower fuselage and fall in the upper of discharge bucket
Side, avoids the problem that ore particles are gathered in not being discharged in lower fuselage and results in blockage, and avoids shutting down the trouble on clearing up, ensure
The normal discharging of discharge bucket.
Description of the drawings
Fig. 1 is the front view of the present invention；
Fig. 2 is the material bin vertical view of the present invention；
Fig. 3 is the floating bush front view of the present invention；
Fig. 4 is the excentric sleeve vertical view of the present invention；
Fig. 5 is the support ring vertical view of the present invention；
Fig. 6 is enlarged drawing at the A of the present invention；
In figure：1- augers, 2- material bins, 3- transport tubes, 4- filter bags, 5- wind turbines, the upper fuselages of 6-, 7- floating bushes, 8- circles
Fuselage, 13- hydraulic pumps, 14- hydraulic control boxs, 15- under pipe sleeve, 9- pipes, 10- first bevel gears, 11- second bevel gears, 12-
Hydraulic oil container, 16- pedestals, 17- support legs, 18- reclaiming plates, 19- supporting rods, 20- discharge buckets, 21- support rings, the first electricity of 22-
Machine, 23- eccentric shafts, 24- motors fixed station, the second motors of 25-, 26- hydraulic cylinders, 27- fix liner plate, 28- fixed frames, 29- wind
Cabinet, 30- tracheaes, 31- support rings, 32- sliding rails, 33- connecting rods, 34- excentric sleeves, 35- springs, 36- ball sleeves, 37- rollings
Pearl.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to Fig.1 shown in-Fig. 6, the present invention provides the following technical solutions：A kind of cone crusher crushed for ore
The top of machine, including pedestal 16, pedestal 16 has been bolted to connection lower fuselage 12, hydraulic control box 14 and motor fixed station
24, lower fuselage 12 is between hydraulic control box 14 and motor fixed station 24, and the top of lower fuselage 12 is bolted company
It is connected to hydraulic cylinder 26, the top of hydraulic cylinder 26 is connected with upper fuselage 6 by hydraulic stem, and the interior bottom portion of lower fuselage 12 is equipped with partially
The outer wall of mandrel 23, eccentric shaft 23 is arranged with second bevel gear 11, and the top of eccentric shaft 23 is welded with floating bush 7, floats
The interior bottom portion of bushing 7 is welded with excentric sleeve 34, the side inner wall of excentric sleeve 34 at a side position of eccentric shaft 23
On be welded with spring 35, one end far from excentric sleeve 34 on spring 35 is welded with ball sleeve 36, far from spring on ball sleeve 36
35 side outer wall is embedded with ball 37, and when in use, when eccentric shaft 23 rotates, floating bush 7 can be with eccentric shaft 23
Rotation and swings, the contact ball 37 when shaking of eccentric shaft 23, the extruding force being subject to is transmitted to spring 35 by ball 37, spring 35 by
Power squeezes, and buffers extruding force, on the one hand avoids eccentric shaft 23 from being contacted with the hard force of floating bush 7 and eccentric shaft 23 is caused to wear, protect
The normal rotation of eccentric shaft 23 is protected, improves the service life of eccentric shaft 23, on the other hand effective cushion impact forces, avoid bias
23 shaking amplitude of axis is excessive to be damaged, in addition, hydraulic cylinder 26 drives upper fuselage 6 to rise by hydraulic stem, in adjustings fuselage 6 and
The distance between lower fuselage 12, and then the distance between floating bush 7 and fixed liner plate 27 are adjusted, by floating bush 7 and admittedly
Ore can be ground into different size of particle by determining the distance between liner plate 27 size, improve the applicability of ore pulverized size
It ensure that the efficiency that ore crushes simultaneously.
In the present invention, it is preferred that the bottom of pedestal 16 is welded with support leg 17, and the interior bottom portion of hydraulic control box 14 passes through
Bolt is fixedly connected with hydraulic pump 13 and hydraulic oil container 15, and hydraulic pump 13 is located at the side of hydraulic oil container 15, motor fixed station 24
Top be bolted to connection the second motor 25, one end of the second motor 25 is rotatably connected to the first cone tooth by shaft
Wheel 10, first bevel gear 10 is connect with second bevel gear 11 by gear teeth meshing, and first bevel gear 10 and second bevel gear are passed through
11 engagement connection, the second motor 25 drive first bevel gear 10 to rotate, and first bevel gear 10 drives second bevel gear 11 to rotate,
To make eccentric shaft 23 rotate, have the function that powder ore.
In the present invention, it is preferred that the bottom of lower fuselage 12 is welded with discharge bucket 20, and the bottom of lower fuselage 12 is close to discharging
It is bolted to connection first motor 22 at the top position of bucket 20, one end of first motor 22 is rotatablely connected by shaft
There are support ring 21, the top of support ring 21 to be welded with supporting rod 19, one end far from support ring 21 is welded with out on supporting rod 19
Flitch 18 drives support ring 21 to rotate by first motor 22, and support ring 21 drives reclaiming plate 18 to rotate, and reclaiming plate 18 is by lower machine
Ore particles in body 12, which are swept, to be fallen in the top of discharge bucket 20, and ore particles is avoided to be gathered in not being discharged in lower fuselage 12 and cause
The problem of blocking, avoids shutting down the trouble on clearing up, ensure that the normal discharging of discharge bucket 20.
In the present invention, it is preferred that the top of floating bush 7 is welded with auger 1, and the bottom of upper fuselage 6 is bolted
It is connected with pipe set 8, the inside of pipe set 8 slidably connects pipe 9 by sliding block and sliding slot, and pipe 9 passes through with lower fuselage 12
Bolt is fixedly connected, and air box 29 has been bolted to connection on the side outer wall of upper fuselage 6, and the inside of air box 29 passes through
Bolt is fixedly connected with wind turbine 5, and floating bush 7 drives auger 1 to rotate in eccentric rotary, and auger 1 is by the ore in transport tube 3
Uniform and stable is delivered between floating bush 7 and fixed liner plate 27, ensures ores lifting while avoiding transport tube 3 from blocking
Stablize, in addition, the wind turbine 5 by air box 29 can effectively siphon away dust in upper fuselage 6.
In the present invention, it is preferred that upper fuselage 6 has been internally embedded transport tube 3, and the top of transport tube 3 is welded with material bin
2, support ring 31 is installed on the side inner wall of material bin 2, connecting rod 33, connecting rod are welded on the side outer wall of support ring 31
One end far from support ring 31 on 33 is welded with sliding rail 32, and sliding rail 32 is slidably connected with auger 1, passes through sliding rail 32 and auger 1
It is slidably connected, ensure that auger 1 can rotate while rotation with the eccentric rotary of floating bush 7, it is further to protect
Card ore is conveyed.
In the present invention, it is preferred that filter bag 4 is installed on the side outer wall of transport tube 3, one far from transport tube 3 on filter bag 4
Tracheae 30 is installed on the outer wall of side, tracheae 30 with air box 29 by being fixedly connected, close to floating on the side inner wall of upper fuselage 6
It is welded with fixed frame 28 at one side position of bushing 7, is bolted on the side outer wall far from upper fuselage 6 on fixed frame 28
It is connected with fixed liner plate 27, the air in upper fuselage 6 is pumped by filter bag 4 by wind turbine 5, filter bag 4 will be discharged after dust-filtering
On the one hand fuselage 6 effectively avoids ore from crushing the dust that generates in the process and float and causes environmental pollution in working environment, protects
The health of staff, reduces environmental pollution, and on the other hand avoids a large amount of dust from being adsorbed on the inner wall of fuselage 6, after causing
Trouble in continuous cleaning, reduces labor intensity.
In the present invention, it is preferred that wind turbine 5, hydraulic pump 13, first motor 22 and the second motor 25 are electrical with external power supply
Connection, first motor 22 and the second motor 25 are all made of Y90L-2 driving motors, rated voltage：380V, rated frequency are：
50Hz, rated power：3KW.
The operation principle and process for using of the present invention：When in use, external power supply is connected, according to the degree of grinding tune of ore
The distance between fuselage 6 and lower fuselage 12 on section, to adjust the distance between floating bush 7 and fixed liner plate 27, hydraulic oil
Hydraulic oil in hydraulic oil container 15 is pumped into hydraulic cylinder 26 by pump 13, and hydraulic cylinder 26 drives upper fuselage 6 to rise by hydraulic stem,
In 6 lifting process of upper fuselage, the sliding in pipe set 8 of pipe 9 avoids ore particles from flowing out, ore is poured into material bin 2,
Second motor 25 drives first bevel gear 10 to rotate by shaft, passes through the company of engagement of first bevel gear 10 and second bevel gear 11
It connects, the second motor 25 drives first bevel gear 10 to rotate, and first bevel gear 10 drives second bevel gear 11 to rotate, to make bias
Axis 23 rotates, and when eccentric shaft 23 rotates, floating bush 7 can be swung with the rotation of eccentric shaft 23, and eccentric shaft 23 is when shaking
Ball 37 is contacted, the extruding force being subject to is transmitted to spring 35 by ball 37, and 35 stress of spring squeezes, and buffers extruding force, floating bush 7
Drive auger 1 to rotate in eccentric rotary, auger 1 by the ore in transport tube 3 it is uniform and stable be delivered to floating bush 7 with it is solid
Between determining liner plate 27, as ore is squeezed broken, generation during ore crushes by the extruding between floating bush 7 and fixed liner plate 27
Dust the air in upper fuselage 6 is pumped by filter bag 4 by wind turbine 5, filter bag 4 will be discharged upper fuselage 6, and work as ore after dust-filtering
When particle enters lower fuselage 12, first motor 22 drives support ring 21 to rotate, and support ring 21 drives reclaiming plate 18 to rotate, reclaiming plate
Ore particles in lower fuselage 12 are swept and are fallen in the top of discharge bucket 20 by 18, ensure that the normal discharging of discharge bucket 20.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of gyratory crusher crushed for ore, including pedestal (16), it is characterised in that：The top of the pedestal (16)
It has been bolted to connection lower fuselage (12), hydraulic control box (14) and motor fixed station (24), lower fuselage (12) position
Between hydraulic control box (14) and motor fixed station (24), and hydraulic pressure is bolted to connection at the top of lower fuselage (12)
The top of cylinder (26), the hydraulic cylinder (26) is connected with upper fuselage (6), the interior bottom portion of the lower fuselage (12) by hydraulic stem
Eccentric shaft (23) is installed, the outer wall of the eccentric shaft (23) is arranged with second bevel gear (11), and the top of eccentric shaft (23)
It is welded with floating bush (7), the interior bottom portion of the floating bush (7) is welded with partially at a side position of eccentric shaft (23)
Spindle sleeve (34), is welded with spring (35) on the side inner wall of the excentric sleeve (34), far from eccentric on the spring (35)
One end of axle sleeve (34) is welded with ball sleeve (36), and the side outer wall far from spring (35) is embedded with rolling on the ball sleeve (36)
Pearl (37).
2. a kind of gyratory crusher crushed for ore according to claim 1, it is characterised in that：, the pedestal
(16) bottom is welded with support leg (17), and the interior bottom portion of the hydraulic control box (14) has been bolted to connection hydraulic pressure
Pump (13) and hydraulic oil container (15), the hydraulic pump (13) are located at the side of hydraulic oil container (15), the motor fixed station (24)
Top be bolted to connection the second motor (25), one end of second motor (25) is rotatably connected to by shaft
First bevel gear (10), the first bevel gear (10) are connect with second bevel gear (11) by gear teeth meshing.
3. a kind of gyratory crusher crushed for ore according to claim 1, it is characterised in that：The lower fuselage
(12) bottom is welded with discharge bucket (20), and the bottom of lower fuselage (12) passes through spiral shell at the top position of discharge bucket (20)
Bolt is fixedly connected with first motor (22), and one end of the first motor (22) is rotatably connected to support ring (21) by shaft,
Supporting rod (19) is welded at the top of the support ring (21), one end far from support ring (21) is welded on the supporting rod (19)
There is reclaiming plate (18).
4. a kind of gyratory crusher crushed for ore according to claim 1, it is characterised in that：The floating bush
(7) auger (1) is welded at the top of, the bottom of the upper fuselage (6) has been bolted to connection pipe set (8), the circle
The inside of pipe sleeve (8) slidably connects pipe (9) by sliding block and sliding slot, and the pipe (9) passes through bolt with lower fuselage (12)
It is fixedly connected, air box (29), the air box (29) has been bolted to connection on the side outer wall of the upper fuselage (6)
Inside be bolted to connection wind turbine (5).
5. a kind of gyratory crusher crushed for ore according to claim 4, it is characterised in that：The upper fuselage
(6) be internally embedded transport tube (3), be welded with material bin (2) at the top of the transport tube (3), the one of the material bin (2)
Support ring (31) is installed on the inner wall of side, connecting rod (33), the connection are welded on the side outer wall of the support ring (31)
One end far from support ring (31) is welded with sliding rail (32) on bar (33), and the sliding rail (32) is slidably connected with auger (1).
6. a kind of gyratory crusher crushed for ore according to claim 5, it is characterised in that：The transport tube
(3) filter bag (4) is installed on side outer wall, tracheae is installed on the side outer wall far from transport tube (3) on the filter bag (4)
(30), the tracheae (30) serves as a contrast on the side inner wall of the upper fuselage (6) close to floating with air box (29) by being fixedly connected
It covers and is welded with fixed frame (28) at a side position of (7), lead on the side outer wall far from upper fuselage (6) on the fixed frame (28)
It crosses bolt and is fixedly connected with fixed liner plate (27).
7. a kind of gyratory crusher crushed for ore according to claim 5, it is characterised in that：The wind turbine (5),
Hydraulic pump (13), first motor (22) and the second motor (25) are electrically connected with external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810555807.XA CN108435290A (en) | 2018-05-31 | 2018-05-31 | A kind of gyratory crusher crushed for ore |
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| CN201810555807.XA CN108435290A (en) | 2018-05-31 | 2018-05-31 | A kind of gyratory crusher crushed for ore |
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Application publication date: 20180824 |