CN110237922A - A kind of impact crusher - Google Patents
A kind of impact crusher Download PDFInfo
- Publication number
- CN110237922A CN110237922A CN201910611987.3A CN201910611987A CN110237922A CN 110237922 A CN110237922 A CN 110237922A CN 201910611987 A CN201910611987 A CN 201910611987A CN 110237922 A CN110237922 A CN 110237922A
- Authority
- CN
- China
- Prior art keywords
- impact
- grinding wheel
- convex thorn
- thorn
- working chamber
- 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.)
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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
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/14—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices
- B02C13/18—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor
- B02C13/1807—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor the material to be crushed being thrown against an anvil or impact plate
- B02C13/1814—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor the material to be crushed being thrown against an anvil or impact plate by means of beater or impeller elements fixed on top of a disc type rotor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/28—Shape or construction of beater elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/286—Feeding or discharge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a kind of impact crushers, including shell, the first working chamber, the second working chamber and third working chamber are equipped in the shell, the shell is equipped with lower end and protrudes into the feeding bucket in the first working chamber, further include: primary breakup component, the primary breakup component includes third grinding wheel, and the third grinding wheel is placed in feeding bucket, is used for spin finishing raw material；Level-one impact grinding component, the level-one impact grinding component include the first convex thorn, the second convex thorn, and the first convex thorn and the second convex thorn impact raw material in rotary course respectively, spring back after acting on the inner wall of level-one impact grinding component, realize level-one impact；The second-class impact disruption elements, the second-class impact disruption elements include the convex thorn of third, the 4th convex thorn, and the convex thorn of the third and the 4th convex thorn impact raw material in rotary course respectively, and are sprung back after the inner wall effect of the second-class impact disruption elements, realize the second-class impact.The invention has the advantages that classification impact grinding, safety durable.
Description
Technical field
The present invention relates to crusher improvement, especially a kind of impact crusher.
Background technique
Currently, existing vibrating screen has the disadvantages that
First: impact dynamics is uniform, and raw material is under stress condition, and in balance, impact grinding is ineffective；
Second: impact can not be classified, cause to be adjusted impact mode or impact to according to the effect of last round of impact
The scheme of power can not be implemented；
Third: the damping of shocks inside crusher, raw material blanking buffering missing cause interiors of products serious wear；
In summary, design it is a kind of break equilibrant force, classification impact and alleviate impact injury crusher be urgently to solve
Certainly the problem of.
Summary of the invention
The purpose of the present invention is to solve the above problems, devise a kind of impact crusher.
Realize above-mentioned purpose the technical scheme is that, a kind of impact crusher, including shell is set in the shell
There are the first working chamber, the second working chamber and third working chamber, the shell is equipped with lower end and protrudes into entering in the first working chamber
Charging basket, further includes:
Primary breakup component, the primary breakup component include third grinding wheel, and the third grinding wheel is placed in feeding bucket, are used
In spin finishing raw material；
Level-one impact grinding component, the level-one impact grinding component include the first convex thorn, the second convex thorn, and described first is convex
Thorn and the second convex thorn impact raw material in rotary course respectively, spring back after acting on the inner wall of level-one impact grinding component, real
Existing level-one impact；
The second-class impact disruption elements, the second-class impact disruption elements include the convex thorn of third, the 4th convex thorn, and the third is convex
Thorn and the 4th convex thorn impact raw material in rotary course respectively, spring back after acting on the inner wall of the second-class impact disruption elements, real
Existing the second-class impact.
Preferably, the level-one disruption elements further include impact chamber, the opposing sidewalls for being separately positioned on impact chamber the
One opening is set to addi-tional crusher mechanism and be set to the intracavitary level-one beater mechanism of impact that first is open out.
Preferably, the addi-tional crusher mechanism includes the shaft for being embedded in the inner surface of the first opening, is sleeved in shaft
Roll-in set and be arranged in roll-in set on impact thorn group.
Preferably, multiple rows of impact thorn that the adjacent roll-in set spreads the impact thorn group of Cinderella is staggered.
Preferably, the second-class impact disruption elements include punching groove, the second-class impact mechanism being set in punching groove.
Preferably, the lower surface of second working chamber is inclined slope, the inclined slope flies for water conservancy diversion from high to low
The raw material splashed enters punching groove.
Preferably, the primary breakup component includes the first grinding wheel, the second grinding wheel, first grinding wheel and the second grinding wheel
In the opposing sidewalls of feeding bucket, first grinding wheel and the second grinding wheel respectively enter the sectorial area of feeding bucket as its circular surface
Long-pending 1/6-1/5.
Preferably, further including Buffer Unit, the Buffer Unit includes the installation for being set to the second working chamber lower surface
The buffering web plate that seat, the disc spring being located in mounting base and both ends are connected with disc spring.
Preferably, further including material guide mechanism, the material guide mechanism includes the support that the first working chamber lower surface is arranged in
Plate, more than one roller of setting on the supporting plate.
Preferably, the feeding bucket includes vertical portion and rake, the discharge end of the rake wraps up one end and opens
The rubber shroud put.
A kind of impact crusher made using technical solution of the present invention, is had the advantages that
First: using the first convex thorn, the irregular shape of the second convex thorn, and being respectively distributed to the first driving lever and the second driving lever
Position it is different, the centrifugal force for rotating generation is different, and contact with raw material makes, and the work of different directions, difference power is generated to raw material
With being more effectively crushed；
The second: the first grinding wheel, the second grinding wheel, the cooperation of third grinding wheel carry out primary breakup, import impact chamber, benefit by gravity
With first connecting rod, stress is different when rotated, carries out level-one impact grinding；
Third: being introduced a material into punching groove using inclined surface, and using second connecting rod, stress is different when rotated, carries out two
Grade impact grinding；
4th: utilizing Buffer Unit, buffered to impact chamber is fallen under raw material, reduce the stress damage of impact chamber；
5th: utilizing rubber shroud, the raw material of whereabouts is slightly limited, prevent raw material from falling into for alignment mouth and rest on
In first working chamber.
Detailed description of the invention
Fig. 1 is a kind of the first perspective view of impact crusher of the present invention；
Fig. 2 is a kind of the second perspective view of impact crusher of the present invention；
Fig. 3 is a kind of third perspective view of impact crusher of the present invention；
Fig. 4 is a kind of the 4th perspective view of impact crusher of the present invention；
Fig. 5 is a kind of main view of impact crusher of the present invention；
Fig. 6 is the structural schematic diagram of level-one disruption elements of the present invention；
Fig. 7 is the partial enlarged view of level-one disruption elements of the present invention；
Fig. 8 is the rearview of level-one disruption elements of the present invention；
Fig. 9 is the side view of level-one disruption elements of the present invention；
Figure 10 is the structural schematic diagram of primary breakup component of the present invention；
Figure 11 is the cross-sectional view of the C-C of primary breakup component of the present invention；
Figure 12 is the side view of primary breakup component of the present invention；
Figure 13 is the cross-sectional view of the E-E of primary breakup component of the present invention；
Figure 14 is the side view of feeding bucket of the present invention；
Figure 15 is the structural schematic diagram of the first impulse member of the present invention；
Figure 16 is the structural schematic diagram of the second impulse member of the present invention；
Figure 17 is the structural schematic diagram of anti-spluttering mesh enclosure of the present invention；
In figure,
1, shell 101, the first working chamber 102, the second working chamber
103, third working chamber 2, visual window 301, feeding bucket
302, feeding inlet 303, the first grinding wheel 304, the second grinding wheel
305, third grinding wheel 306, mounting plate 307, the first driving motor
308, the second driving motor 309, third driving motor 401, support plate
402, roller 403, rubber shroud 5, vertical portion
6, rake 701, impact chamber 702, first are open
703, the opening of inclined slope 704, second 705, level-one discharge port
801, the 4th driving motor 802, first connecting rod 803, the first clutch disk
804, first driving lever the 806, second convex thorn of the 805, first convex thorn
807, No.1 impact ball 901, shaft 902, roll-in set
903, impact thorn 1001, punching groove 1002, anti-spluttering mesh enclosure
1003, the 5th electric 1004, second connecting rod 1005, the second clutch disk machine are driven
1006, the 1008, the 4th convex thorn of the convex thorn of the second driving lever 1007, third
1009, No.1 impact ball 1010, secondary discharge port 1101, mounting base
1102, disc spring 1103, buffering web plate
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
The present invention is specifically described with reference to the accompanying drawing, as shown in Fig. 1 to Figure 17.
In the technical scheme, as shown in Figures 1 to 5, the present apparatus includes shell 1, and the inside of shell 1 is from top to bottom successively
Equipped with the first working chamber 101, the first working chamber for installing primary breakup component, level-one disruption elements, two-stage crushing component
102 and third working chamber 103, it needs it is pointed out specifically that for installing level-one disruption elements and two-stage crushing component
The lower surface of second working chamber 102 of action part is inclined slope 703, and the inclined slope 703 is for the broken of inclined slope 703 that will fly out
Stone is imported in two-stage crushing component using gravity.
In the technical scheme, as shown in figure 14, feeding bucket 301 includes vertical portion 5 and rake 6, the rake 6
Discharge end package one end open rubber shroud 403.
In the technical scheme, as shown in Figure 10 to 13, primary breakup component includes feeding bucket 301 and comprising first
Grinding wheel 303, the second grinding wheel 304 and third grinding wheel 305, and respectively drive the first driving motor 307 of the first grinding wheel 303, drive
Second driving motor 308 of dynamic second grinding wheel 304, the third driving motor 309 for driving third grinding wheel 305, need further to refer to
Out, two installation positions are formed on the side wall of feeding bucket 301, the first grinding wheel 303 and the second grinding wheel 304 are individually positioned in peace
It fills on position, the two is symmetrical about the central axes of feeding bucket, in addition, the first grinding wheel 303 and the second grinding wheel 304 enter feeding bucket 301
Sectorial area be the gross area 1/6-1/5, the center of circle of third grinding wheel 305 is located on the central axes of feeding bucket, feeding bucket 301
The upper surface of vertical portion 5 is equipped with fixed plate, for installing the third driving motor 309 of driving driving third grinding wheel 305.
In the technical scheme, further, as shown in figure 13, the second grinding wheel 304 and third grinding wheel 305 are cylindrical sand
Wheel, and third grinding wheel 305 is ellipsoid grinding wheel, when long side and the second grinding wheel 304 and the shaped like ellipsoidal third grinding wheel 305
When the center of circle connecting line intersection of three grinding wheels 305, fragmentation procedure is carried out, when the long side of third grinding wheel 305 and the second grinding wheel 304 and the
When the center of circle connecting line of three grinding wheels 305 is parallel, the raw material of small radii is allowed to pass through, the rake of feeding bucket is fallen into for gravity
In 6, is then entered by material guide mechanism and carry out impact grinding processing in the level-one impact grinding component in the second working chamber 102.
In the technical scheme, as shown in Figures 6 to 9, level-one impact grinding component includes impact chamber 701, for importing
First opening 702 of raw material, for the broken level-one beater mechanism for entering impact chamber 701, after raw material is impacted by level-one, from
Level-one discharge port 705 is discharged, it is further noted that level-one beater mechanism includes first connecting rod 802, the first clutch disk
803 and first impulse member, 803 lower end of the first clutch disk connect first connecting rod 802, the side surface of the first clutch disk 803
The first impulse member of upper installation, the rotation of the first impulse member generate centrifugal force, and raw material is dialled after falling into impact chamber 701 by the first impulse member
It is dynamic, by the centrifugal force far from 802 direction of first connecting rod, on the inner wall for colliding impact chamber 701, impact force is received, is reached
Broken purpose.
In the technical scheme, further, as shown in figure 15, the first connecting rod 802 of the first impulse member is arranged by main body
In third working chamber 103, and the 4th driving motor for driving end to be fixedly connected with the first connecting rod 802 for protruding into impact chamber 701
801。
In the technical scheme, further, as shown in figure 15, the first impulse member includes the first driving lever 804, the first convex thorn
805, the second convex thorn 806 and No.1 impact ball 807, the first driving lever 804 are angularly welded on the side of the first clutch disk 803
On surface, the first convex thorn 806 of convex thorn 805, second staggeredly seamless welding or is riveted on the arranged on left and right sides of the first driving lever 804, No.1
The tip portion of impact ball 807 inserting and the first driving lever 804, it is further noted that the first convex thorn 805 is part elliptical
Shape metal block, the second convex thorn 806 is wedge metal block, and No.1 impact ball 807 is the steel ball that diameter is 6-10cm, wedge metal block
And part-elliptical metal block can be contacted sufficiently with raw material during impact, received and carried out the centrifugation that spinning generates
Power contacts the power of the stress point of raw material since wedge metal block and part-elliptical metal block belong to irregular shape
Inequality preferably plays broken effect.
In the technical scheme, further, level-one impact assembly further includes addi-tional crusher mechanism, utilizes 903 pairs of impact thorn
The raw material sputtered from the second opening 704 carries out addi-tional crusher, it is further noted that installation can at the second opening 704
With the shaft 901 of 360 degree rotation, package roll-in covers 902 in shaft 901, equiangularly arranged multiple impacts thorns on roll-in set 902
903, to form impact thorn group, roll-in set 902 can arrange one group or more impact thorn group along its axis direction, and preferably 2 groups.
In the technical scheme, further, the impact thorn group that two adjacent roll-ins put on setting staggeredly cooperates, not position
In in same level, when occurring the case where raw material splashes, the impact thorn 903 staggeredly cooperated carries out the behaviour of similar dental articulation
Make, effectively broken raw material, although it is further noted that shaft 901 can along the surface rotation of the second opening 704,
It is that the surface that shaft 901 is in contact with it has certain damping ratio, needs certain frictional force that could smoothly rotate, increases adjacent two
Impact thorn group on a roll-in set 902 sufficiently exerts a force.
In the technical scheme, as shown in Figure 16 and Figure 17, the second-class impact disruption elements include punching groove 1001, for putting
The anti-spluttering mesh enclosure 1002 that raw material splashes under percussion is set, and for the two of the broken raw material imported out of impact chamber 703
Grade beater mechanism, after the completion of the operation of the second-class impact mechanism, the raw material after impact grinding is exported from secondary discharge port 1010, is needed
It is further noted that the second-class impact mechanism includes second connecting rod 1004, the second clutch disk 1005 and the first impulse member,
Second clutch disk, 1005 lower end connects second connecting rod 1004, the first impact of installation on the side surface of the second clutch disk 1005
Part, the first impulse member rotation, generates centrifugal force, and raw material stirred after falling into punching groove 1001 by the second impulse member, by separate
The centrifugal force in 1004 direction of second connecting rod on the inner wall for colliding punching groove 1001, receives impact force, reaches broken purpose.
In the technical scheme, further, as shown in figure 16, the second impulse member includes the second driving lever 1006, the convex thorn of third
1007, the 4th convex thorn 1008 and No. two impact balls 1009, the second driving lever 1006 are angularly welded on the second clutch disk 1005
Side surface on, the second driving lever 1006, which interlocks, seamless welding or is riveted on the arranged on left and right sides of the second driving lever 1006, No. two impact balls
The tip portion of 1009 insertings and the second driving lever 1006, it is further noted that the convex thorn 1007 of third is part-elliptical
Metal block, the 4th convex thorn 1008 is wedge metal block, and No. two impact balls 1009 are the steel ball that diameter is 2-4cm, wedge metal block
And part-elliptical metal block can be contacted sufficiently with raw material during impact, received and carried out the centrifugation that spinning generates
Power contacts the power of the stress point of raw material since wedge metal block and part-elliptical metal block belong to irregular shape
Inequality preferably plays broken effect.
In the technical scheme, further, it is formed and is used on the surface that the second working chamber 102 is connect with the first working chamber 101
It is equipped with Buffer Unit close to the position of this mouthful in the upper surface of the mouth by raw material, the second working chamber 102, for accepting due to weight
The raw material that power falls, plays the purpose for slowing down decrease speed, prevents raw material from springing back due to stress.It is further noted that
Buffer Unit includes the mounting base 1101 for being set to 102 upper surface of the second working chamber, and a pair of of disk in mounting base 1101 is arranged in
Spring component 1102, and the buffering web plate 1103 being connected with a pair of of Buffer Unit 1102, due to the spring of Buffer Unit 1102
Coefficient is adjustable, according to the actual weight of raw material, adjusts spring constant, reaches when falling on buffer subsystem plate 1103 under raw material, buffering
Web plate 1103 rotates 20-30 ° along disc spring, after raw material, which falls, falls into impact chamber 701 from the first opening 702, buffers web plate 1103
It resets.
The vibrating screen of the various embodiments described above description of the present invention utilizes the first convex thorn, the irregular shape of the second convex thorn, Yi Jifen
The position for not being distributed in the first driving lever and the second driving lever is different, and the centrifugal force for rotating generation is different, and contacting with raw material makes, to raw material
The effect for generating different directions, different powers, is more effectively crushed；First grinding wheel, the second grinding wheel, third grinding wheel cooperate into
Row primary breakup imports impact chamber by gravity, and using first connecting rod, stress is different when rotated, carries out level-one impact grinding；
It is introduced a material into punching groove using inclined surface, using second connecting rod, stress is different when rotated, and it is broken to carry out the second-class impact；Benefit
With Buffer Unit, is buffered to impact chamber is fallen under raw material, reduce the stress damage of impact chamber；Using rubber shroud, under
The raw material fallen is slightly limited, and is prevented raw material from falling into for alignment mouth and is rested in the first working chamber.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The principle of the present invention is embodied to some variations that some of them part may be made, belongs to the scope of protection of the present invention it
It is interior.
Claims (10)
1. a kind of impact crusher, including shell, the shell is interior to be equipped with the first working chamber, the second working chamber and third work
Make chamber, the shell is equipped with lower end and protrudes into the feeding bucket in the first working chamber, which is characterized in that further include:
Primary breakup component, the primary breakup component include third grinding wheel, and the third grinding wheel is placed in feeding bucket, for revolving
Turn grinding raw material；
Level-one impact grinding component, the level-one impact grinding component include first it is convex thorn, the second convex thorn, it is described first it is convex thorn with
And second convex thorn raw material is impacted in rotary course respectively, and sprung back after the effect of the inner wall of level-one impact grinding component, realize one
Grade impact；
The second-class impact disruption elements, the second-class impact disruption elements include the convex thorn of third, the 4th convex thorn, the convex thorn of the third with
And the 4th convex thorn raw material is impacted in rotary course respectively, and sprung back after the effect of the inner walls of the second-class impact disruption elements, realize two
Grade impact.
2. a kind of impact crusher according to claim 1, which is characterized in that the level-one disruption elements further include punching
Hit chamber, the opposing sidewalls for being separately positioned on impact chamber the first opening, be set to addi-tional crusher mechanism that first is open out and
It is set to and impacts intracavitary level-one beater mechanism.
3. a kind of impact crusher according to claim 2, which is characterized in that the addi-tional crusher mechanism includes insertion
The shaft of the inner surface of first opening, the roll-in set being sleeved in shaft and the impact thorn group being arranged on roll-in set.
4. a kind of impact crusher according to claim 2, which is characterized in that the adjacent roll-in set spreads Cinderella's
Multiple rows of impact thorn of impact thorn group is staggered.
5. a kind of impact crusher according to claim 1, which is characterized in that the second-class impact disruption elements include
Punching groove, the second-class impact mechanism being set in punching groove.
6. a kind of impact crusher according to claim 1, which is characterized in that the lower surface of second working chamber is
Inclined slope, raw material of the inclined slope for water conservancy diversion from high to low to splash enter punching groove.
7. a kind of impact crusher according to claim 1, which is characterized in that the primary breakup component includes first
In the opposing sidewalls of grinding wheel, the second grinding wheel, first grinding wheel and the second grinding wheel feeding bucket, first grinding wheel and the second grinding wheel
The sectorial area for respectively enteing feeding bucket is the 1/6-1/5 of its circular surface product.
8. -7 any a kind of impact crusher according to claim 1, which is characterized in that it further include Buffer Unit, institute
Stating Buffer Unit includes mounting base, the disc spring being located in mounting base and the both ends for being set to the second working chamber lower surface
The buffering web plate being connected with disc spring.
9. -7 any a kind of impact crusher according to claim 1, which is characterized in that it further include material guide mechanism, institute
Stating material guide mechanism includes the support plate that the first working chamber lower surface is arranged in, more than one roller of setting on the supporting plate.
10. a kind of impact crusher according to claim 1, which is characterized in that the feeding bucket include vertical portion with
And rake, the rubber shroud of the discharge end package one end open of the rake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910611987.3A CN110237922A (en) | 2019-07-08 | 2019-07-08 | A kind of impact crusher |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910611987.3A CN110237922A (en) | 2019-07-08 | 2019-07-08 | A kind of impact crusher |
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| CN110237922A true CN110237922A (en) | 2019-09-17 |
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| CN201910611987.3A Pending CN110237922A (en) | 2019-07-08 | 2019-07-08 | A kind of impact crusher |
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| CN107983457A (en) * | 2017-11-24 | 2018-05-04 | 唐冰 | A kind of pulverizer for fodder processing |
| CN207839116U (en) * | 2017-11-24 | 2018-09-11 | 江西瑞龙药业有限公司 | A kind of Radix Notoginseng convenient for discharging is used and beats powder device |
| CN208576084U (en) * | 2018-03-15 | 2019-03-05 | 常州市顺龙宏源包装有限公司 | A kind of multistage plastic crushing device |
| CN208894364U (en) * | 2018-07-23 | 2019-05-24 | 焕澄(上海)新材料科技发展有限公司 | A kind of glass breaker |
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