CN113663795A - Drum-type crusher - Google Patents
Drum-type crusher Download PDFInfo
- Publication number
- CN113663795A CN113663795A CN202110865487.XA CN202110865487A CN113663795A CN 113663795 A CN113663795 A CN 113663795A CN 202110865487 A CN202110865487 A CN 202110865487A CN 113663795 A CN113663795 A CN 113663795A
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- Prior art keywords
- roller
- roller body
- transmission
- crusher
- sand raising
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- 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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- 230000005540 biological transmission Effects 0.000 claims abstract description 62
- 239000004576 sand Substances 0.000 claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 36
- 239000002699 waste material Substances 0.000 claims abstract description 29
- 239000003638 chemical reducing agent Substances 0.000 claims description 21
- 238000005452 bending Methods 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 2
- 238000012216 screening Methods 0.000 abstract description 7
- 239000002184 metal Substances 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 229910052742 iron Inorganic materials 0.000 description 7
- 239000000428 dust Substances 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
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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
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/04—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with unperforated container
- B02C17/06—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with unperforated container with several compartments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/183—Feeding or discharging devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/20—Disintegrating members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/22—Lining for containers
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention relates to the technical field of crushers, in particular to a drum crusher. The device comprises a rack, a roller mechanism arranged on the rack, a transmission supporting mechanism and a power mechanism, wherein the power mechanism is in transmission connection with the roller mechanism through the transmission supporting mechanism and drives the roller mechanism to rotate; the roller mechanism comprises a roller body, a screen part is arranged in the middle of the roller body, a plurality of sand raising plates are arranged on the inner wall surface in the middle of the roller body, the sand raising plates are uniformly distributed along the circumferential direction of the roller body, and the sand raising plates are bent towards the working surface side of the sand raising plates close to the center of the roller body to form bent parts; the tail part of the roller body is provided with a waste discharge channel arranged along the circumferential direction of the roller body, and the waste discharge channel is communicated with a material lifting channel on the working surface side of the sand raising plate. Compared with the prior art, the drum crusher has the functions of screening and crushing simultaneously, has the function of automatically discharging waste metal in a reverse rotation manner, and is low in noise and mechanical abrasion.
Description
Technical Field
The invention relates to the technical field of crushers, in particular to a drum crusher.
Background
At present, in the domestic casting industry, a vibration crusher (the normal crushing efficiency is 5 tons/hour) is mostly adopted for crushing waste sand, and the crushing efficiency is low and the noise is high; meanwhile, the raised dust generated in the crushing process is difficult to collect, and the raised dust is required to be sieved by a sieving machine after being crushed. In addition, the casting waste sand contains waste metal, has great influence on the vibration crusher and needs manual treatment.
Based on this, a new type of drum crusher is urgently developed to overcome the above-mentioned drawbacks.
Disclosure of Invention
The invention aims to provide a roller crusher which has the functions of screening and crushing and the function of automatically discharging waste metal in a reverse rotation manner, and is low in noise and mechanical abrasion.
The invention adopts the following technical scheme: a roller type crusher comprises a rack, a roller mechanism, a transmission supporting mechanism and a power mechanism, wherein the roller mechanism is arranged on the rack;
the roller mechanism comprises a roller body, a screen part is arranged in the middle of the roller body, a plurality of sand raising plates are arranged on the inner wall surface in the middle of the roller body, the sand raising plates are uniformly distributed along the circumferential direction of the roller body, and the sand raising plates are bent towards the working surface side of the sand raising plates close to the center end of the roller body to form bent parts;
the tail part of the roller body is provided with a waste discharge channel arranged along the circumferential direction of the roller body, and the waste discharge channel is communicated with the material lifting channel on the working surface side of the sand raising plate.
Furthermore, a plurality of support ribs are further installed on the inner wall surface of the middle of the roller body, and the support ribs are arranged on the non-working surface of the sand raising plate.
Furthermore, the bending angle between the bending part and the sand raising plate is 120-150 degrees.
Further, the top fixed mounting of frame has the sealed cowling, the sealed cowling is full parcel formula shroud is in the top of cylinder body screen cloth portion, and the air exhauster is installed at the top of sealed cowling.
Furthermore, a material collecting hopper is further installed on the rack and is positioned under the roller body for collecting materials after crushing.
Furthermore, the cross section of the aggregate bin is in an inverted trapezoid shape, and the large-opening end of the aggregate bin is arranged above the small-opening end of the aggregate bin.
Furthermore, the transmission supporting mechanism comprises a first transmission supporting component, a second transmission supporting component and a speed reducer; the first transmission supporting assembly and the second transmission supporting assembly are respectively positioned on the left side and the right side of the roller body and are in transmission connection with the roller body;
the input end of the speed reducer is connected with the power mechanism, the output end of the speed reducer is connected with the first transmission supporting assembly, and the first transmission supporting assembly is driven to drive the roller body to rotate.
Further, the first transmission support assembly includes:
the transmission shaft is connected with the speed reducer;
the two supporting seats are arranged at the front end and the rear end of the transmission shaft and are used for supporting the transmission shaft;
and the two rotating wheels are arranged at the front end and the rear end of the transmission shaft and are positioned at the outer side of the supporting seat, and the rotating wheels are in transmission connection with the roller body.
Further, the rotating wheel is a solid tire.
Further, the speed reducer is a belt pulley speed reducer.
Compared with the prior art, the invention has the beneficial effects that:
1) the invention relates to a drum crusher, which is used for crushing and screening materials and is mainly used for crushing waste foundry sand. When the roller crusher is used, materials to be crushed are placed in the roller body, when the roller body rotates forwards, the materials to be crushed are lifted to a certain height through the sand raising plate, crushing is realized through the mutual impact and grinding action of falling materials, and the materials with the outer diameter smaller than the holes of the screen mesh after crushing are screened out through the screen mesh, so that the roller crusher has the functions of screening and crushing at the same time, and the crushing capacity of the roller crusher can exceed 15 tons/hour. And utilize the rotation to raise the waste sand piece, then pound under the action of gravity on the waste sand of cylinder body bottom, because of sand collision each other, the noise is less and less to mechanical wear. Simultaneously, the front end of this sand raising plate is buckled and is formed the kink, and certain angle of buckling does benefit to the promotion of material. In addition, in order to promote the crushing effect of material, still generally add a certain amount of little iron nuggets in waiting to smash the material, the material is bigger with grinding effort each other impact when falling like this, and material crushing effect is better. Then, set up the waste discharge passageway in this roller crusher, broken back of accomplishing, with the cylinder body reversal, then can carry the afterbody of cylinder body with the little iron plate in the cylinder body by the middle part of cylinder body to discharge along the waste discharge passageway, make this crusher have the function of the automatic waste metal (being little iron plate) of discharging of reversal.
2) Still install the sealed cowling on drum crusher's frame, realize this drum crusher's full-sealed design, do benefit to the raise dust and collect, reduce the pollution to the environment.
3) Still install the collecting hopper in drum crusher, unify recovery processing with broken qualified material.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of a roller crusher according to the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a cross-sectional view of an embodiment of a roller crusher of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is a top view of FIG. 1;
FIG. 7 is an enlarged view of a portion A of FIG. 6;
in the figure: a frame 1; the device comprises a roller mechanism 2, a roller body 20, a strip-shaped opening 201, a sand raising plate 21, a bent part 22, a waste discharge channel 23, a support rib 24 and a screen structure 25; the device comprises a transmission supporting mechanism 3, a first transmission supporting assembly 30, a transmission shaft 301, a supporting seat 302, a rotating wheel 303, a second transmission supporting assembly 31 and a speed reducer 32; a power mechanism 4; a seal cover 5; and a collection hopper 6.
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 present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention is discussed in detail below with reference to figures 1 to 7 and specific embodiments:
as shown in fig. 1 to 7, the present invention provides a roller crusher, which includes a frame 1, a roller mechanism 2 mounted on the frame 1, a transmission support mechanism 3, and a power mechanism 4, wherein the power mechanism 4 is in transmission connection with the roller mechanism 2 through the transmission support mechanism 3 to drive the roller mechanism 2 to rotate. In this embodiment, the power mechanism 4 is a driving motor.
The roller mechanism 2 comprises a roller body 20, wherein a plurality of strip-shaped openings 201 are formed in the middle of the roller body 20, and the strip-shaped openings 201 are arranged along the length direction of the roller body 20 and are uniformly distributed along the circumferential direction of the roller body 20; the screen structure 25 is fixedly installed at the elongated opening 201, the screen structure 25 completely covers and covers the elongated opening 201 to form a screen part of the drum body 20, and crushed qualified materials are filtered out through the screen part. Meanwhile, a plurality of sand raising plates 21 are arranged on the inner wall surface of the middle part of the roller body 20 and used for raising sand and lifting materials; raise sand board 21 and follow the circumference equipartition of cylinder body 20, just raise sand board 21 is close to cylinder body center side direction raise sand board 21's working face side and buckle, form kink 22 to at the angle of buckling that forms certain angle between raise sand board 21 and kink 22, do benefit to and carry the material. The angle of the bending angle is not specifically limited in the present invention, and the bending angle is designed and selected by a person skilled in the art according to actual conditions, but preferably, the bending angle between the bending portion 22 and the sand raising plate 21 is 120 ° to 150 °, and through practical tests, it is verified that when the bending angle is 120 ° to 150 °, the sand raising amount is large, and if the bending angle is too small or too large, the sand raising amount is reduced to a certain extent, which is not favorable for the sand raising operation. In this embodiment, the bending angle between the bending portion 22 and the sand-throwing plate 21 is 135 °.
Of course, a plurality of support ribs 24 may be installed on the inner wall surface of the middle portion of the drum body 20, and the support ribs 24 are disposed on the non-working surface of the sand raising plate 21 to support. In the present invention, the number, size, shape, etc. of the support ribs 24 are not specifically limited, and those skilled in the art may design and select the support ribs according to actual situations. It should be noted that the material lifting side of the sand raising plate 21 is a working surface of the sand raising plate 21, and the other side is a non-working surface of the sand raising plate 21.
Meanwhile, the tail part of the roller body 20 is provided with a waste discharge channel 23 arranged along the circumferential direction of the roller body 20, the waste discharge channel 23 is communicated with the material lifting channel on the working surface side of the sand raising plate 21, and waste iron is discharged out of the roller body 20 through the waste discharge channel 23.
The invention relates to a drum crusher, which is used for crushing and screening materials and is mainly used for crushing waste foundry sand. When the roller crusher is used, materials to be crushed are placed in the roller body 20, when the roller body 20 rotates forwards, the materials to be crushed are lifted to a certain height through the sand raising plate 21, crushing is achieved through mutual impact and grinding action of falling materials, and the materials with the outer diameter smaller than holes of the screen mesh after crushing are screened out through the screen mesh, so that the roller crusher has the functions of screening and crushing at the same time, and the crushing capacity of the roller crusher can exceed 15 tons per hour. And utilize the rotation to raise the waste sand piece, then pound under the action of gravity on the waste sand of cylinder body 20 bottom, because of sand mutual collision, the noise is less and less to mechanical wear. Meanwhile, the front end of the sand raising plate 21 is bent to form a bent part 22, and the bent part is bent at a certain angle to be beneficial to lifting of materials. In addition, in order to promote the crushing effect of material, still generally add a certain amount of little iron nuggets in waiting to smash the material, the material is bigger with grinding effort each other impact when falling like this, and material crushing effect is better. Then, the waste discharge channel 23 is arranged in the roller crusher, after the crushing is completed, the roller body 20 is reversely rotated, and then the small iron blocks in the roller body 21 are conveyed to the tail part of the roller body 20 from the middle part of the roller body 20 and are discharged along the waste discharge channel 23, so that the crusher has the function of automatically discharging the waste metal (namely the small iron blocks) in a reverse direction.
In conclusion, the roller crusher disclosed by the invention has the functions of screening and crushing, and the function of automatically discharging waste metal in a reverse rotation manner, and is low in noise and mechanical abrasion.
Further, in some embodiments, a sealing cover 5 is further installed on the frame 1 of the roller crusher, so that a fully-sealed design of the roller crusher is realized, collection of dust is facilitated, and pollution to the environment is reduced, and the specific design scheme is as follows:
Further, in some embodiments, a collecting hopper 6 is further installed in the roller crusher to uniformly recover and treat the crushed qualified materials, and the design scheme is as follows: the machine frame 1 is also provided with a collecting hopper 6 which is positioned under the roller body 20 and used for collecting the crushed materials. The cross section of the aggregate bin 6 is inverted trapezoid, the large opening end of the aggregate bin 6 is arranged above, and the small opening end of the aggregate bin is arranged below, so that the collection of materials is facilitated.
Further, in some more specific embodiments, the transmission supporting mechanism 3 is further designed in detail, and the specific scheme is as follows: the transmission supporting mechanism 3 includes a first transmission supporting component 30, a second transmission supporting component 31 and a speed reducer 32, in this embodiment, the speed reducer 32 is a belt pulley speed reducer, and realizes a speed reduction function. The first transmission supporting component 30 and the second transmission supporting component 31 are respectively located at the left side and the right side of the roller body 20, and are in transmission connection with the roller body 20. The first transmission supporting member 30 plays a role of transmission supporting, and the second transmission supporting member 31 plays a role of supporting only, supporting the rotation of the drum body 20. The input end of the speed reducer 32 is connected with the power mechanism 4, and the output end of the speed reducer 32 is connected with the first transmission supporting assembly 30, so as to drive the first transmission supporting assembly 30 to drive the roller body 20 to rotate.
Specifically, the first transmission support assembly 30 includes:
the transmission shaft 301 is connected with the speed reducer 32 and drives the transmission shaft 301 to rotate through the speed reducer 32;
two supporting seats 302 installed at front and rear ends of the transmission shaft 301 and supporting the transmission shaft 301;
and two swiveling wheels 303 installed at front and rear ends of the transmission shaft 301 and located at the outer side of the supporting seat 302, the swiveling wheels 303 are in transmission connection with the drum body 20. The rotor 303 is a solid tire in this embodiment. When the roller body 20 works, the power mechanism 4 rotates with the solid tire in the first transmission supporting assembly 30 through the belt pulley speed reducer, and then the roller body 20 is driven to rotate.
It should be noted that the second transmission support assembly 31 can be designed with reference to the first transmission support assembly 30, and can be designed by those skilled in the art according to the actual situation.
The present invention has been further described with reference to specific embodiments, but it should be understood that the detailed description should not be construed as limiting the spirit and scope of the present invention, and various modifications made to the above-described embodiments by those of ordinary skill in the art after reading this specification are within the scope of the present invention.
Claims (10)
1. A roller crusher, characterized in that: the automatic feeding device comprises a rack, a roller mechanism, a transmission supporting mechanism and a power mechanism, wherein the roller mechanism is arranged on the rack;
the roller mechanism comprises a roller body, a screen part is arranged in the middle of the roller body, a plurality of sand raising plates are arranged on the inner wall surface in the middle of the roller body, the sand raising plates are uniformly distributed along the circumferential direction of the roller body, and the sand raising plates are bent towards the working surface side of the sand raising plates close to the center of the roller body to form bent parts;
the tail part of the roller body is provided with a waste discharge channel arranged along the circumferential direction of the roller body, and the waste discharge channel is communicated with the material lifting channel on the working surface side of the sand raising plate.
2. A roller crusher as claimed in claim 1, characterized in that:
and a plurality of support ribs are further mounted on the inner wall surface of the middle part of the roller body, and the support ribs are arranged on the non-working surface of the sand raising plate.
3. A roller crusher as claimed in claim 1, characterized in that:
the bending angle between the bending part and the sand raising plate is 120-150 degrees.
4. A roller crusher as claimed in claim 1, characterized in that:
the top fixed mounting of frame has the sealed cowling, the sealed cowling is whole to be wrapped up formula shroud and is in the top of cylinder body screen cloth portion, and the air exhauster is installed at the top of sealed cowling.
5. A roller crusher as claimed in claim 1, characterized in that:
the machine frame is also provided with a material collecting hopper which is positioned under the roller body and used for collecting materials after being crushed.
6. A roller crusher as claimed in claim 5, characterized in that:
the cross section of the aggregate bin is in an inverted trapezoid shape, the large-opening end of the aggregate bin is arranged above, and the small-opening end of the aggregate bin is arranged below.
7. A roller crusher as claimed in claim 1, characterized in that:
the transmission supporting mechanism comprises a first transmission supporting component, a second transmission supporting component and a speed reducer; the first transmission supporting assembly and the second transmission supporting assembly are respectively positioned on the left side and the right side of the roller body and are in transmission connection with the roller body;
the input end of the speed reducer is connected with the power mechanism, the output end of the speed reducer is connected with the first transmission supporting assembly, and the first transmission supporting assembly is driven to drive the roller body to rotate.
8. A roller crusher as claimed in claim 7, characterized in that:
the first transmission support assembly includes:
the transmission shaft is connected with the speed reducer;
the two supporting seats are arranged at the front end and the rear end of the transmission shaft and are used for supporting the transmission shaft;
and the two rotating wheels are arranged at the front end and the rear end of the transmission shaft and are positioned at the outer side of the supporting seat, and the rotating wheels are in transmission connection with the roller body.
9. A roller crusher as claimed in claim 8, characterized in that:
the rotating wheel is a solid tire.
10. A roller crusher as claimed in claim 7, characterized in that:
the speed reducer is a belt pulley speed reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110865487.XA CN113663795A (en) | 2021-07-29 | 2021-07-29 | Drum-type crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110865487.XA CN113663795A (en) | 2021-07-29 | 2021-07-29 | Drum-type crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113663795A true CN113663795A (en) | 2021-11-19 |
Family
ID=78540713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110865487.XA Pending CN113663795A (en) | 2021-07-29 | 2021-07-29 | Drum-type crusher |
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| CN (1) | CN113663795A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201200904Y (en) * | 2008-04-14 | 2009-03-04 | 四川雷鸣生物环保工程有限公司 | Tumbling-box mouldy refuses disintegrating machine |
| CN101947481A (en) * | 2010-10-22 | 2011-01-19 | 河南理工大学 | Selective crusher for underground use |
| CN205020162U (en) * | 2015-09-10 | 2016-02-10 | 中信重工机械股份有限公司 | A raise material device that but is used for ball mill stoving storehouse guide |
| CN111702652A (en) * | 2020-07-20 | 2020-09-25 | 潍坊天洁环保科技有限公司 | Machine-made sand shaping system |
| CN112452449A (en) * | 2020-11-12 | 2021-03-09 | 北京电力设备总厂有限公司 | Sieve plate type autogenous mill and ore grinding method thereof |
| CN217042837U (en) * | 2021-07-29 | 2022-07-26 | 柳晶机械设备（溧阳）有限公司 | Drum-type crusher |
-
2021
- 2021-07-29 CN CN202110865487.XA patent/CN113663795A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201200904Y (en) * | 2008-04-14 | 2009-03-04 | 四川雷鸣生物环保工程有限公司 | Tumbling-box mouldy refuses disintegrating machine |
| CN101947481A (en) * | 2010-10-22 | 2011-01-19 | 河南理工大学 | Selective crusher for underground use |
| CN205020162U (en) * | 2015-09-10 | 2016-02-10 | 中信重工机械股份有限公司 | A raise material device that but is used for ball mill stoving storehouse guide |
| CN111702652A (en) * | 2020-07-20 | 2020-09-25 | 潍坊天洁环保科技有限公司 | Machine-made sand shaping system |
| CN112452449A (en) * | 2020-11-12 | 2021-03-09 | 北京电力设备总厂有限公司 | Sieve plate type autogenous mill and ore grinding method thereof |
| CN217042837U (en) * | 2021-07-29 | 2022-07-26 | 柳晶机械设备（溧阳）有限公司 | Drum-type crusher |
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