CN109304251A - One kind, which is filled, hits crusher and its crushing process - Google Patents
One kind, which is filled, hits crusher and its crushing process Download PDFInfo
- Publication number
- CN109304251A CN109304251A CN201810957297.9A CN201810957297A CN109304251A CN 109304251 A CN109304251 A CN 109304251A CN 201810957297 A CN201810957297 A CN 201810957297A CN 109304251 A CN109304251 A CN 109304251A
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- CN
- China
- Prior art keywords
- hit
- hits
- crusher
- rotor
- fill
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 65
- 238000005266 casting Methods 0.000 claims abstract description 22
- 230000005484 gravity Effects 0.000 claims abstract description 11
- 238000005096 rolling process Methods 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 2
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 9
- 238000005299 abrasion Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0012—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
- B02C19/005—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain) the materials to be pulverised being disintegrated by collision of, or friction between, the material particles
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention belongs to material crusher technical fields, it is filled more particularly to one kind and hits crusher, including broken outer cover and it is arranged in the broken outer cover, filling for high-speed rotation is driven to hit rotor by driving device, the material put into broken outer cover passes through by filling the centrifugal force for hitting rotor high-speed rotation and being formed, rotor is hit with broken outer cover and filling to hit and be crushed, fill hit rotor include one by driving device drive high-speed rotation main shaft and the self-balancing affixed with the main shaft fill and hit board group part, it is described fill hit board group part be filling for multiple mutual dislocation arrangements hit plate, it is multiple it is described fill to hit plate and constitute whole center of gravity be overlapped with the main shaft center of gravity, described fill hits side of the backboard from the main shaft and is removably connected with material casting bucket.One kind disclosed by the invention, which is filled, hits that crusher total quality is small, realizes that repeatedly effectively broken, energy conservation is obvious, improves reduction ratio and crushing efficiency.The invention also discloses a kind of fill to hit the crushing process of crusher.
Description
Technical field
It is filled the present invention relates to one kind and hits crusher and its crushing process, referred in particular to a kind of filling for lightweight and hit crusher.
Belong to material crusher technical field.
Background technique
Impact crusher be mutually voluntarily be crushed using the material of high-speed rotation and material between rub and be crushed that (stone is beaten
Stone), be adapted to ultrahard, in hard and abrasive materials coarse crushing and operation fine crushing.Be it is a kind of energy conservation, section material efficiency crushing set
It is standby.
Such as Fig. 2, traditional impact crusher include vertical shaft, material separating disc, rotor 2, bearing block, bearing, belt pulley,
Rotor drive disk and crusher chamber；Vertical shaft is rotatablely arranged on bearing block by bearing, and material separating disc is located in rotor, and
Material separating disc is connect with vertical shaft；Rotor is set in crusher chamber, and top is equipped with feed inlet, and outer peripheral surface is equipped with discharge port, rotor
It is connect by rotor drive disk with vertical shaft；Belt pulley is set to one end on vertical shaft far from material separating disc.When work, material
From top material inlet, enter in a high-speed rotating rotor through barrel, material under the action of the centrifugal, finally with 40-100m/s
Speed pours crusher chamber, acutely bumps against with the suspended material and material counterpunch board previously dished out, the material after rebound again with from turn
The material launched in son collides again, is repeated several times, and the material for finally losing kinetic energy is arranged from crusher chamber under the effect of gravity
Out.
Impact crusher has some common drawbacks in actual use:
1. the distance between the impact force of material and rotor speed, crusher chamber and rotor are proportional, shorter, the impact force of distance
Stronger, closer distance entirely to be crushed that space is smaller between crusher chamber and rotor, and the impact grinding number of material is few；
2. the rotor connect on vertical shaft is a confined space with feed inlet, discharge port, the weight of entire rotor exists
1.3 tons or so, vertical shaft drives a heavy weight rotor rotation, and revolving speed and energy consumption be not directly proportional, and energy consumption is obvious, and linear velocity is difficult
To be promoted.
Summary of the invention
The present invention proposes that a kind of total quality is small, realizes that repeatedly effectively broken, energy conservation significantly fills and hits crusher, solves existing
The problem of with the presence of technology.
In order to solve the above-mentioned technical problem, technical solution of the present invention:
One kind, which is filled, hits crusher, including broken outer cover and setting drive high speed in the broken outer cover, by driving device
Rotation fills and hits rotor, puts into material in broken outer cover by by filling the centrifugal force for hitting rotor high-speed rotation and being formed, and is crushed
Outer cover and filling hits rotor and hits and be crushed, it is described fill hit rotor include one by driving device drive high-speed rotation main shaft and with institute
It states the affixed self-balancing of main shaft and fills and hit board group part, described to fill that hit board group part be that filling for multiple mutual dislocation arrangements hits plate, Duo Gesuo
It states to fill to hit plate and constitute whole center of gravity and be overlapped with the main shaft center of gravity, described fill is hit side of the backboard from the main shaft and detachably connected
It is connected to material casting bucket.
Further, the material casting bucket is to slide material casting bucket, roll combination one or more in material casting bucket.
Further, the sliding thrower head is the rectangular metal block that rubbing surface studs with hard alloy.
Further, the rolling material casting bucket is cylindrical structure, passes through the support shaft that bolt is connected with main shaft including one,
The both ends of the support shaft have been connected respectively bearing, and the support shaft and bearing are coated and fixed by wear sleeve.It fills to hit and turn
During high-speed rotation, the rolling of cylinder design casts head and rotates same in the linear speed cast with broken material son
When, broken material is that synchronous rotation is worn to the abrasion for casting head is rolled, and relative to the skimming wear of cuboid metal block, is subtracted
The abrasion to projectile head is rolled is lacked.
Further, the broken outer cover hits the two sides of board group part and is set as linear or arc line shaped close to described fill.Arc
It is linear broken outer when covering on the broken material for touching high-speed rotation, the refraction of one angle of broken material is given, is avoided brokenly
Broken material is round-trip broken in same level.
Further, the broken outer cover includes one for installing the counterattack grillage of counterpunch board, and the counterpunch board has
It acclivitous on the outside of rotor radius direction is sloped downwardly outside rotor radius direction to top incline or to filling to hit to filling to hit
Dip down inclined-plane.Broken material can be helped to spring back to top incline or the inclined-plane that dips down, realization high efficiency is crushed and shaping.
Further, described to top incline or to dip down inclined-plane and the angle hit between rotor axis that fills is 10 °
~70 °.
Further, the main shaft and drive shaft, which rotate synchronously, connects, and the driving device upper end is provided with synchronous rotation
Motor wheel, the motor wheel is connected by belt with drive shaft.
A kind of to fill the crushing process for hitting crusher, wrap up following steps: material to be broken is put into broken outer cover, multiple
Mutual dislocation arrangement, it is high-speed rotating fill that hit the dynamic lower high speed of strip push-jump, form high speed impact logistics simultaneously under the action of the centrifugal force
It hits wrench portion from filling and dishes out, collided with counterpunch board in broken outer cover, and impact counterpunch board rebound and form high speed again back and rebound
Logistics is mutually hit, and under gravity, and material to be broken is since top is filled and hits plate impact, successively down to most lower
Portion, which is filled, hits plate until discharge.
The thinking of innovation of the invention is " cylinder " construction rotor under the prior art, occupies almost entire work
Make chamber, and the gap between rotor edge and counterpunch board again cannot too big (too big weakening impact force), this is why passing
The power of motor of the impact cutting configuration of system is double and basic reason that production capacity is not high；Further investigate rotor real space
It utilizing, finds it other than the logistics of the road 2-4 need to occupy the certain space of internal rotor, extreme portions space is idle, and
Bulky rotor consumes up to 45% unloaded electric energy in high revolving speed.Then, inventors have contemplated that " filling with innovative design
Hit plate " structure substitutes traditional " cylinder " structure, and " fill and hit plate " accepted original function for generating high speed impact logistics
Can, however just remaining space is all spared, it allows material full of entire working chamber, sufficiently realizes " impact-counterattack-shock "
Effect；Equipment energy consumption as a result, declines to a great extent, and production capacity is substantially improved！
The principle of the present invention is: surrounding that " working chamber " is inner in counterpunch board, material is high by " shock surface for hitting plate " after entering
Speed is push-jump, forms high speed " impact logistics " under the effect of huge centrifugal force and hits wrench portion from filling and dish out, " impact logistics " punching
Rebound forms high speed " rebound logistics " again back after hitting counterpunch board, and hits with subsequent " impact logistics "；" rebound object
Stream " is full of entire working chamber with " impact logistics "；Under gravity, material is successively past since top is filled and hits plate impact
It is filled down toward lowest part and hits plate until discharge；Material is crushed (or shaping) in " impact-counterattack-shock " repeatedly, completes it
Operation.
It is subversive in working principle in the present invention；The present inventor is " to fill and hit traditional " impact cutting " name change
It is broken ", only the change of one wordThe difference lies in a single word (or unisonance), there is the meaning of crucial touch！
Significant structure feature of the invention is: using the light of the innovation of " Heterogeneous Permutation, whole filling for self-balancing hit board group part "
Skilful structure, instead of bulky " cylinder " structure in the prior art.
Core of the invention technology is: allowing " working chamber " vacating space full of material, realizes " impact-adequately, repeatedly
Counterattack-shock ", so that working efficiency (sand processed or the efficiency of shaping) be significantly increased.
The features of the present invention and remarkable result are: breaching impact crusher primary fragmentation in small space in the prior art
Low crushing efficiency, filled by a kind of self-balancing of innovation and hit board group part, realize that the multiple rebound of material in a crusher chamber is broken
Broken, realization high efficiency is crushed and shaping.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1, which is that the present invention is a kind of, fills the structural schematic diagram for hitting crusher；
Fig. 2 is a kind of structural schematic diagram of impact crusher in the prior art；
Fig. 3 is that a kind of fill of the present invention hits the structural schematic diagram that arc line shaped in crusher is crushed outer cover；
Fig. 4, which is that the present invention is a kind of, fills the structural schematic diagram for hitting counterpunch board in crusher；
Fig. 5, which is that the present invention is a kind of, fills the structural schematic diagram for hitting in crusher and sliding material casting bucket；
Fig. 6, which is that the present invention is a kind of, fills the structural schematic diagram for hitting in crusher and rolling material casting bucket.
In figure: 1- feed inlet；2- rotor；3- is crushed outer cover；4- main shaft；5- drive shaft；6- belt；7- motor wheel；8- drives
Dynamic device；9-, which fills, hits rotor；10-, which fills, hits plate；11- counterpunch board；13- slides material casting bucket；14- rolls material casting bucket.
Specific embodiment
The present invention is further illustrated to reach the technical means and efficacy that predetermined goal of the invention is taken, below in conjunction with attached
Figure and preferred embodiment, detailed description of specific embodiments of the present invention as after.
A kind of shown in referring to Fig.1 to fill the structural schematic diagram for hitting crusher, one kind, which is filled, hits crusher, including broken outer cover 3
Be arranged in the broken outer cover 3, drive filling for high-speed rotation to hit rotor 9 by driving device 8, put by feed inlet 1 broken
Material in broken outer cover 3 and broken outer cover 3 and is filled and hits rotor 9 and hit by by filling the centrifugal force for hitting 9 high-speed rotation of rotor and being formed
And be crushed, main shaft 4 and drive shaft 5 are rotated synchronously and are connected, and 8 upper end of driving device is provided with the motor wheel 7 of synchronous rotation, the electricity
Wheel 7 is connected by belt 6 with drive shaft 5, and described fill hits the main shaft 4 that rotor 9 is driven high-speed rotation including one by driving device 8
Filled with the self-balancing affixed with the main shaft 4 and hit board group part, it is described fill hit board group part be filling for multiple mutual dislocation arrangements hit plate
10, it is multiple it is described fill to hit plate 10 and constitute whole center of gravity be overlapped with 4 center of gravity of main shaft, described fill hits plate 10 and deviates from the main shaft
4 side is removably connected with material casting bucket.
Referring to Fig. 5~Fig. 6, the material casting bucket is to slide material casting bucket 13, roll combination one or more in material casting bucket 14.
The sliding thrower head 13 is the rectangular metal block that rubbing surface studs with hard alloy.The rolling material casting bucket 14 is cylindrical knot
Structure, the support shaft being connected by bolt with main shaft 4 including one, the both ends of the support shaft have been connected respectively bearing, described
Support shaft and bearing are coated and fixed by wear sleeve.It fills and hits rotor 9 during high-speed rotation, the rolling of cylinder design is cast
First 14 while the linear speed cast with broken material rotates, and broken material is synchronous to the abrasion for casting head 14 is rolled
Rotation abrasion reduces the abrasion to projectile head 14 is rolled relative to the skimming wear of cuboid metal block.
A kind of the structural schematic diagram for hitting arc line shaped in crusher and being crushed outer cover, the broken outer cover 3 are filled referring to shown in Fig. 3
It hits the two sides of board group part close to described fill and is set as linear or arc line shaped.The broken outer cover 3 of arc line shaped is touching high speed turn
When dynamic broken material, the refraction of one angle of broken material is given, avoids broken material round-trip broken in same level
It is broken.
The structural schematic diagram of counterpunch board in crusher is hit referring to a kind of fill shown in Fig. 4, the broken outer cover 3 includes one
For installing the counterattack grillage of counterpunch board 11, the counterpunch board 11 have to fill hit it is acclivitous on the outside of 9 radial direction of rotor
To top incline or to filling the inclined-plane that dips down for hitting and being sloped downwardly outside 9 radial direction of rotor.To top incline or tilt down
Face can help broken material to spring back, and realization high efficiency is crushed and shaping.It is described to be filled to top incline or the inclined-plane that dips down with described
The angle hit between 9 axis of rotor is 10 °~70 °.Described fill hits plate 10 and is set as 3 or more, and two adjacent described fill hit plate 10
Spacing be that single described fill hits 1 times or more times of 10 thickness of plate.
In conclusion being only presently preferred embodiments of the present invention, it is not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, but anything that does not depart from the technical scheme of the invention content, according to the technical essence of the invention
Any simple modification, equivalent change and modification to the above embodiments, all of which are still within the scope of the technical scheme of the invention.
Claims (9)
1. one kind, which is filled, hits crusher, including broken outer cover and setting drive high speed to turn in the broken outer cover, by driving device
Rotor is hit in dynamic filling, and puts into material in broken outer cover by by filling the centrifugal force for hitting rotor high-speed rotation and being formed, with it is broken outside
It covers and fills and hit rotor shock and be crushed, it is characterised in that:
It is described fill hit rotor include one by driving device drive high-speed rotation main shaft and the self-balancing affixed with the main shaft fill
Hit board group part, described to fill that hit board group part be that filling for multiple mutual dislocation arrangements hits plate, multiple described fill hit plate and constitute whole weight
The heart is overlapped with the main shaft center of gravity, and described fill hits side of the backboard from the main shaft and be removably connected with material casting bucket.
2. one kind according to claim 1, which is filled, hits crusher, it is characterised in that: the material casting bucket is sliding material casting bucket, rolling
One or more combination in dynamic material casting bucket.
3. one kind according to claim 2, which is filled, hits crusher, it is characterised in that: the sliding thrower head studs with for rubbing surface
The rectangular metal block of hard alloy.
4. one kind according to claim 2, which is filled, hits crusher, it is characterised in that: the rolling material casting bucket is cylindrical knot
Structure, the support shaft being connected by bolt with main shaft including one, the both ends of the support shaft have been connected respectively bearing, the branch
Support axis and bearing are coated and fixed by wear sleeve.
5. one kind according to claim 1 or 2 or 3 or 4, which is filled, hits crusher, it is characterised in that: the broken outer cover is close
Described fill hits the two sides of board group part and is set as linear or arc line shaped.
6. one kind according to claim 1 or 2 or 3 or 4, which is filled, hits crusher, it is characterised in that: the broken outer cover includes
Have one for installing the counterattack grillage of counterpunch board, the counterpunch board have to fill hit on the outside of rotor radius direction it is acclivitous to
Top incline or to filling the inclined-plane that dips down for hitting and being sloped downwardly outside rotor radius direction.
7. one kind according to claim 6, which is filled, hits crusher, it is characterised in that: described to top incline or the inclined-plane that dips down
It is 10 °~70 ° with the angle hit between rotor axis that fills.
8. one kind according to claim 1, which is filled, hits crusher, it is characterised in that: the main shaft and drive shaft rotate synchronously and connect
It connects, the driving device upper end is provided with the motor wheel of synchronous rotation, and the motor wheel is connected by belt with drive shaft.
9. a kind of fill the crushing process for hitting crusher, it is characterised in that: material to be broken is put into broken outer cover, multiple mutual
Heterogeneous Permutation, it is high-speed rotating fill that hit the dynamic lower high speed of strip push-jump, form high speed impact logistics under the action of the centrifugal force and from filling
It hits wrench portion to dish out, be collided with counterpunch board in broken outer cover, and impact counterpunch board rebound and form high speed rebound logistics again back,
It mutually hits, and under gravity, material to be broken is successively filled down to lowest part and hit since top is filled and hits plate impact
Plate is until discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810957297.9A CN109304251A (en) | 2018-08-15 | 2018-08-15 | One kind, which is filled, hits crusher and its crushing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810957297.9A CN109304251A (en) | 2018-08-15 | 2018-08-15 | One kind, which is filled, hits crusher and its crushing process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109304251A true CN109304251A (en) | 2019-02-05 |
Family
ID=65223771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810957297.9A Pending CN109304251A (en) | 2018-08-15 | 2018-08-15 | One kind, which is filled, hits crusher and its crushing process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109304251A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201692846U (en) * | 2010-06-28 | 2011-01-05 | 中国人民解放军68612部队 | Grinder for producing slurry for drilling well |
| CN102698833A (en) * | 2011-03-26 | 2012-10-03 | 朱兴良 | Impact crusher equipped with rolling device impelling heads |
| CN203291932U (en) * | 2013-05-31 | 2013-11-20 | 潍坊亿宏重工机械有限公司 | Vertical shaft impact crusher |
| CN203408745U (en) * | 2013-07-12 | 2014-01-29 | 枣庄市瑞隆机械制造有限公司 | Integrated fine sand making machine |
| CN104588173A (en) * | 2015-01-22 | 2015-05-06 | 中国恩菲工程技术有限公司 | Device for breaking up and sorting smoke dust cakes |
| CN205386474U (en) * | 2016-01-25 | 2016-07-20 | 河南方大实业有限公司 | Vertical scroll backstroke crusher |
| CN106040360A (en) * | 2016-07-24 | 2016-10-26 | 南京朝阳玻璃有限公司 | Device for breaking glass |
| CN205833262U (en) * | 2016-07-20 | 2016-12-28 | 浙江弘顺科技股份有限公司 | A kind of ore deposit station-service high-efficiency vertical disintegrating machine |
| CN205966021U (en) * | 2016-01-30 | 2017-02-22 | 邹平大正农业科技有限公司 | Crusher |
| CN206746696U (en) * | 2017-03-24 | 2017-12-15 | 金华市星球机械铸钢有限公司 | Vertical shaft impact crusher |
| CN207013048U (en) * | 2017-06-12 | 2018-02-16 | 多加多乳业(天津)有限公司 | Suitable for the breaker of agglomerated powders |
| CN207463332U (en) * | 2017-11-05 | 2018-06-08 | 营口辽滨炭黑有限公司 | A kind of carbon black processing pulverizer |
-
2018
- 2018-08-15 CN CN201810957297.9A patent/CN109304251A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201692846U (en) * | 2010-06-28 | 2011-01-05 | 中国人民解放军68612部队 | Grinder for producing slurry for drilling well |
| CN102698833A (en) * | 2011-03-26 | 2012-10-03 | 朱兴良 | Impact crusher equipped with rolling device impelling heads |
| CN203291932U (en) * | 2013-05-31 | 2013-11-20 | 潍坊亿宏重工机械有限公司 | Vertical shaft impact crusher |
| CN203408745U (en) * | 2013-07-12 | 2014-01-29 | 枣庄市瑞隆机械制造有限公司 | Integrated fine sand making machine |
| CN104588173A (en) * | 2015-01-22 | 2015-05-06 | 中国恩菲工程技术有限公司 | Device for breaking up and sorting smoke dust cakes |
| CN205386474U (en) * | 2016-01-25 | 2016-07-20 | 河南方大实业有限公司 | Vertical scroll backstroke crusher |
| CN205966021U (en) * | 2016-01-30 | 2017-02-22 | 邹平大正农业科技有限公司 | Crusher |
| CN205833262U (en) * | 2016-07-20 | 2016-12-28 | 浙江弘顺科技股份有限公司 | A kind of ore deposit station-service high-efficiency vertical disintegrating machine |
| CN106040360A (en) * | 2016-07-24 | 2016-10-26 | 南京朝阳玻璃有限公司 | Device for breaking glass |
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Application publication date: 20190205 |
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