CN111229376B - Roller crusher - Google Patents
Roller crusher Download PDFInfo
- Publication number
- CN111229376B CN111229376B CN202010166824.1A CN202010166824A CN111229376B CN 111229376 B CN111229376 B CN 111229376B CN 202010166824 A CN202010166824 A CN 202010166824A CN 111229376 B CN111229376 B CN 111229376B
- Authority
- CN
- China
- Prior art keywords
- slide carriage
- transition slide
- crusher
- screening device
- feeding
- 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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Links
- 230000007704 transition Effects 0.000 claims abstract description 87
- 238000012216 screening Methods 0.000 claims abstract description 80
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 4
- 239000011707 mineral Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 46
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 239000002245 particle Substances 0.000 description 5
- 238000007873 sieving Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011362 coarse particle Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/10—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member
-
- 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
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/286—Feeding devices
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention relates to the field of crushers and discloses a roller crusher, which comprises a feeding screening rack body, a transitional slide carriage and a crusher frame body, wherein the feeding screening rack body is provided with a feeding screening device, the crusher frame body is provided with an eccentric rotor, an arc crushing wall and a mineral discharge opening adjusting device, and the upper part of the arc crushing wall is rotationally connected with the crusher frame body; a transition slide carriage is arranged between the feeding screening device and the crusher, one end of the transition slide carriage is positioned below the discharge end of the feeding screening device, and the other end of the transition slide carriage extends to a feed inlet of the crusher; the inner cambered surface of the arc-shaped crushing wall and the outer cambered surface of the eccentric rotor form a crushing cavity. By superposing the advantages of the high-efficiency pre-screening and the high-efficiency crushing, the whole crusher has high efficiency and remarkably improved treatment capacity compared with the traditional crushing equipment under the same energy consumption.
Description
Technical Field
The invention relates to the field of crushers, in particular to a roller crusher.
Background
The material entering the crusher often comprises fractions of different sizes. According to the ore crushing characteristics, after the single ore to be crushed is filled with ore, the single ore to be crushed is often crushed by needing larger crushing force due to the increase of confining pressure borne by the single ore.
In the prior art, when materials are crushed, some materials with full grain size are directly fed into a jaw crusher, a gyratory crusher or a cone crusher, and as the crushing force required by participation of fine materials smaller than target crushing is large, in addition, the principle of the jaw crusher, the gyratory crusher or the cone crusher is that the eccentricity is gradually reduced along a crushing cavity, and the jaw crusher, the gyratory crusher or the cone crusher has idle stroke during working, has larger swinging and larger energy consumption, and the technical means has small crushing ratio, low crushing efficiency and small processing capacity. Some materials with full grain size are directly fed into the eccentric roller crusher, and larger crushing force is required, so that the crushing ratio and the crushing efficiency of the eccentric roller crusher are reduced; the device is characterized in that a small section of simple screening device is arranged at a feed inlet of the eccentric roller crusher, one end of the screening device is connected to a crusher frame body, the other end of the screening device extends to an extrados surface of the crushing roller, and the screening surface is vibrated to a certain extent by virtue of periodical run-out generated in the eccentric rotation process of the crushing roller, so that the pre-screening of fine particles is realized, but the vibration frequency is lower, the aperture ratio of the screening surface is lower, the overall screening efficiency is low, the fine materials can generate larger pressure to a crushing stage after entering a crushing cavity, and the crushing efficiency and the processing capacity are low.
Disclosure of Invention
The object of the present invention is to provide a roller crusher, which solves the aforementioned problems of the prior art.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
The roller crusher comprises a feeding screening sub-frame body (2), a transition slide carriage (4) and a crusher frame body (7), wherein the feeding screening sub-frame body (2) is provided with a feeding screening device (1), the crusher frame body (7) is provided with an eccentric rotor (5), an arc crushing wall (6) and a ore discharge opening adjusting device (8), and the upper part of the arc crushing wall (6) is rotationally connected with the crusher frame body (7); a transition slide carriage (4) is arranged between the feeding screening device (1) and the crusher, one end of the transition slide carriage (4) is positioned below the discharge end of the feeding screening device (1), and the other end of the transition slide carriage (4) extends to a feed inlet of the crusher; the inner cambered surface of the arc-shaped crushing wall (6) and the outer cambered surface of the eccentric rotor (5) form a crushing cavity (9).
The invention provides a high-crushing ratio and high-efficiency roller crusher, which is characterized in that materials smaller than a target size fraction are fully screened out in advance while being fed through a high-efficiency feeding screening device (1), so that the crushing ratio and the treatment capacity of the crusher can be obviously improved, meanwhile, the materials entering a crushing cavity are basically coarse particles larger than the target size fraction, the fine particle fraction filling among the materials to be crushed of monomers is obviously less, and the confining pressure of the particles to be crushed of the monomers is reduced, so that the crushing force required by ore crushing is reduced. And the material screened at the discharge end of the feeding screening device (1) is sent into a crushing cavity of the crusher by utilizing a transition slide carriage (4). The ore discharge opening adjusting device (8) is an adjusting device for the size of the ore discharge opening of the crusher, the size of the ore discharge opening is gradually increased along with the abrasion of the crushing toothed plate of the eccentric rotor (5), the granularity of crushed products is continuously thickened, and in order to ensure the granularity requirement of the products, the size of the ore discharge opening must be regularly adjusted by the ore discharge opening adjusting device (8), and meanwhile, the iron protection function is realized.
Further, the feeding screening device (1) comprises a feeding screening device frame (1-1), a screen (1-2), a first spring group (1-3), a vibration exciter (1-4) and a second spring group (1-5), the vibration exciter (1-4) is connected with the feeding screening device frame (1-1), the screen (1-2) is connected inside the feeding screening device frame (1-1), the feeding screening device frame (1-1) is connected with the feeding screening sub-assembly frame body (2) through the first spring group (1-3) and the second spring group (1-5), and the pre-screened material of the feeding screening device (1) is discharged through the hopper (3).
According to the invention, the frame (1-1) of the feeding screening device is driven to vibrate through the periodic vibration provided by the vibration exciter (1-4), so that the screen (1-2) is driven to vibrate, the materials with target particle size are fully pre-screened before crushing, and the fine materials pre-screened by the feeding screening device (1) are discharged through the hopper (3). The material with the size larger than the target size falls into the transition slide carriage from the discharge end of the feeding screening device (1), so as to enter the crushing cavity for crushing.
Further, the transition slide carriage (4) comprises a transition slide carriage beam structure and a transition slide carriage lining plate structure, and the transition slide carriage beam structure comprises a transition slide carriage beam side plate (4-5) and a transition slide carriage beam flat plate (4-8); the transition slide carriage beam side plate (4-5) is provided with a first bolt hole (4-6) and a pin shaft hole (4-7), and the transition slide carriage beam side plate (4-5) is fixedly connected with the crusher frame body (7) through a first bolt and a first pin shaft; the transition slide carriage lining plate structure comprises a transition slide carriage lining plate (4-2), and the transition slide carriage lining plate (4-2) is connected with a transition slide carriage beam flat plate (4-8) through bolts.
Further, one end of the transition slide plate (4-2) is arranged at the unloading position of the screen (1-2), the other end of the transition slide plate (4-2) extends to the crushing cavity (9), the transition slide plate (4-2) is provided with screen holes (4-11), and the screen holes (4-11) are used for screening materials screened by the feeding screening device (1) again.
Further, the transition slide carriage (4) is provided with a plurality of rib plates (4-9).
The plurality of rib plates are arranged to play a supporting role for the integral structure of the transition slide carriage (4).
Further, a blind plate is arranged at the upper part of the transition slide carriage (4).
The blind plate is arranged on the upper portion of the transition slide carriage (4), one end of the transition slide carriage can be sealed by the blind plate, and the discharge end of the feeding screening device (1) is prevented from being leaked by materials falling on the transition slide carriage (4).
Further, a screen plate is arranged at the upper part of the transition slide carriage (4).
The upper portion of the transition slide carriage (4) is provided with a sieve plate, and the sieve plate can be used for further sieving materials sieved by the discharge end of the feeding sieving device (1), and coarse particle materials are fed into the crushing cavity of the crusher.
Further, a groove is arranged at the upper part of the transition slide carriage (4).
The upper portion of the transition slide carriage (4) is provided with a groove at the position where the screened material at the discharge end of the feeding screening device (1) falls, and a part of the material is stored in the groove, so that the screened material at the discharge end of the feeding screening device (1) falls on the stored material and then slides into a crushing cavity of the crusher, and the impact and abrasion of the screened material at the discharge end of the feeding screening device (1) to the transition slide carriage (4) are reduced.
The beneficial effects of the invention are as follows: by superposing the advantages of the high-efficiency pre-screening and the high-efficiency crushing, the whole crusher has high efficiency and remarkably improved treatment capacity compared with the traditional crushing equipment under the same energy consumption. In addition, the whole equipment is compact in structure, and the requirements of the existing crushing technology on space and equipment civil engineering are greatly reduced on the premise of stable feeding.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the structure of the feed screening device of the present invention.
Fig. 3 is a schematic structural view of the crushing device according to the invention.
Fig. 4 is a schematic diagram of the connection structure of the transitional slide carriage and the crusher frame body of the present invention.
FIG. 5 is a schematic view of the structure of the transition carriage of the present invention.
FIG. 6 is a schematic view of the cross beam structure of the transitional slide carriage of the invention.
FIG. 7 is a schematic view of the structure of the transitional slide carriage lining plate of the invention.
1. The feeding screening device comprises 1-1 parts of a feeding screening device frame, 1-2 parts of a screen, 1-3 parts of a first spring group, 1-4 parts of a vibration exciter, 1-5 parts of a second spring group, 2 parts of a feeding screening sub-assembly frame body, 3 parts of a hopper, 4 parts of a transition slide carriage, 4-1 parts of a transition slide carriage beam, 4-2 parts of a transition slide carriage lining plate, 4-3 parts of a nut, 4-4 parts of a transition slide carriage beam vertical plate, 4-5 parts of a transition slide carriage beam side plate, 4-6 parts of a first bolt hole, 4-7 parts of a pin shaft hole, 4-8 parts of a transition slide carriage beam flat plate, 4-9 parts of a rib plate, 4-10 parts of a bolt, 4-11 parts of a sieve hole, 5 parts of an eccentric rotor, 6 parts of an arc-shaped crushing wall, 7 parts of a crushing frame body, 8 parts of a mineral discharge port adjusting device, 9 parts of a crushing cavity.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the detailed description is presented by way of example only and is not intended to limit the invention.
First embodiment, a roller crusher, as shown in fig. 1, including feeding screening frame 2, transition carriage 4 and breaker frame body 7, feeding screening frame 2 sets up with breaker frame body 7 is adjacent, and feeding screening frame 2 is equipped with feeding screening plant 1. As shown in fig. 3 and 4, the crusher frame 7 is provided with an eccentric rotor 5, an arc-shaped crushing wall 6 and a discharge opening adjusting device 8, and the upper part of the arc-shaped crushing wall 6 is rotatably connected with the crusher frame 7. A transition slide carriage 4 is arranged between the feeding screening device 1 and the crusher, the transition slide carriage 4 is connected inside the crusher frame body 7, and a blind plate is arranged on the upper part of the transition slide carriage 4. One end of the transition slide carriage 4 is positioned below the discharge end of the feeding screening device 1, and the other end of the transition slide carriage 4 extends to a feed inlet of the crusher; the inner arc surface of the arc-shaped crushing wall 6 and the outer arc surface of the eccentric rotor 5 form a crushing cavity 9.
As shown in fig. 2, the feeding and screening device 1 comprises a feeding and screening device frame 1-1, a screen 1-2, a first spring set 1-3, a vibration exciter 1-4 and a second spring set 1-5, wherein the vibration exciter 1-4 is connected with the feeding and screening device frame 1-1, the screen 1-2 is connected inside the feeding and screening device frame 1-1, the feeding and screening device frame 1-1 is connected to a feeding and screening sub-frame 2 through two sets of springs (the first spring set 1-3 and the second spring set 1-5), the feeding and screening device frame 1-1 is connected with the feeding and screening sub-frame 2 through two sets of springs (the first spring set 1-3 and the second spring set 1-5), the screen 1-2 is driven to vibrate through periodic vibration provided by the vibration exciter, so that materials of target particle grades are fully pre-screened before crushing, and the materials pre-screened by the feeding and screening device 1 are discharged through a hopper 3.
As shown in fig. 5, the transition slide carriage 4 comprises a plurality of rib plates 4-9, a transition slide carriage beam structure and a transition slide carriage lining plate structure. As shown in fig. 6, the transition carriage cross beam structure includes a transition carriage cross beam side plate 4-5 and a transition carriage cross beam flat plate 4-8. The transition slide carriage beam side plate 4-5 is provided with a first bolt hole 4-6 and a pin shaft hole 4-7, and the transition slide carriage beam side plate 4-5 is fixed in the crusher frame body 7 through a first bolt and a first pin shaft; as shown in FIG. 7, the transitional slide plate structure comprises a transitional slide plate liner 4-2, wherein bolts 4-10 are arranged on the transitional slide plate liner 4-2 and are connected to a transitional slide plate beam flat plate 4-8 through nuts 4-3.
One end of the transition slide carriage lining plate 4-2 is arranged at the unloading position of the screen cloth 1-2, the other end of the transition slide carriage lining plate extends to the crushing cavity 9, and the transition slide carriage lining plate 4-2 is connected with the transition slide carriage beam flat plate 4-8 through bolts. The transition slide carriage lining plate 4-2 is provided with sieve holes 4-11, and the sieve holes 4-11 are used for sieving materials sieved by the feeding sieving device 1 again.
When the materials are crushed, the materials are firstly placed into the feeding screening device 1, the screen 1-2 is driven to vibrate through the periodic vibration provided by the vibration exciter, so that the materials with target particle size are fully pre-screened before crushing, and the screened fine-size materials (pre-screened materials) smaller than the target particle size enter the lower part of the feeding screening device 1 through the screen 1-2 and are discharged through the hopper 3. Coarse fraction material larger than target fraction gets into transition slide carriage 4 through the discharge end of feed screening plant 1, and the upper portion of transition slide carriage 4 corresponds the position department that the material after the screening of feed screening plant 1 discharge end falls and is equipped with the recess, stores a part material on the recess, makes the material that the discharge end of feed screening plant 1 sieves drop on the material of storage after, slides into the crushing chamber 9 of breaker again to reduce the impact and the wearing and tearing of the material that the discharge end of feed screening plant 1 sieves to transition slide carriage 4. Coarse fraction materials pass through the transition slide carriage 4 and enter the crushing cavity formed by the eccentric rotor 5 and the arc-shaped crushing wall 6 for crushing. The eccentric rotor 5 and the arc-shaped crushing wall 6 form a space to gradually reduce the crushing cavity 9, and the outer cambered surface of the eccentric rotor 5 and the inner cambered surface of the arc-shaped crushing wall 6 are periodically close to and far away from each other in the rotation process of the eccentric rotor 5, so that coarse-grain materials which are not screened out are crushed. The upper part of the arc-shaped crushing wall 6 is rotationally connected with the crusher frame body 7. The invention realizes the adjustment of the ore discharge port and the over-iron protection through the ore discharge port adjusting device 8.
By adopting the technical scheme disclosed by the invention, the following beneficial effects are obtained:
For the materials with the whole size fraction, the fine-size fraction materials smaller than the target size fraction are fully screened out, coarse-size fraction materials larger than the target size fraction are further crushed by utilizing a crushing device, and finally the materials with all qualified size fractions are obtained. According to the invention, the mineral is efficiently treated by the whole crusher through efficient screening and efficient crushing of the crushing device. Through the superposition of the advantages of the high-efficiency pre-screening and the high-efficiency crushing, the whole crusher is obviously improved in treatment capacity under the same energy consumption compared with the traditional crushing equipment. In addition, the whole equipment is compact in structure, and the requirements of the existing crushing technology on space and equipment civil engineering are greatly reduced on the premise of stable feeding.
The foregoing is merely a preferred embodiment of the invention, and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the invention, which is also intended to be covered by the present invention.
Claims (5)
1. The roller crusher is characterized by comprising a feeding screening sub-frame body (2), a transitional slide carriage (4) and a crusher frame body (7), wherein the feeding screening sub-frame body (2) is provided with a feeding screening device (1), and the crusher frame body (7) is provided with an eccentric rotor (5), an arc-shaped crushing wall (6) and a mineral discharge opening adjusting device (8); the upper part of the arc-shaped crushing wall (6) is rotationally connected with the crusher frame body (7); a transition slide carriage (4) is arranged between the feeding screening device (1) and the crusher, one end of the transition slide carriage (4) is positioned below the discharge end of the feeding screening device (1), and the other end of the transition slide carriage (4) extends to a feed inlet of the crusher; the inner cambered surface of the arc-shaped crushing wall (6) and the outer cambered surface of the eccentric rotor (5) form a crushing cavity (9);
The transition slide carriage (4) comprises a transition slide carriage beam structure and a transition slide carriage lining plate structure, and the transition slide carriage beam structure comprises a transition slide carriage beam side plate (4-5) and a transition slide carriage beam flat plate (4-8); the transition slide carriage beam side plate (4-5) is provided with a first bolt hole (4-6) and a pin shaft hole (4-7), and the transition slide carriage beam side plate (4-5) is fixedly connected with the crusher frame body (7) through a first bolt and a first pin shaft; the transition slide carriage lining plate structure comprises a transition slide carriage lining plate (4-2), and the transition slide carriage lining plate (4-2) is connected with the transition slide carriage beam flat plate (4-8) through bolts;
one end of the transition slide carriage lining plate (4-2) is arranged at the unloading position of the screen (1-2), the other end of the transition slide carriage lining plate (4-2) extends to the crushing cavity (9), the transition slide carriage lining plate (4-2) is provided with screen holes (4-11), and the screen holes (4-11) are used for screening materials screened by the feeding screening device (1) again;
the upper part of the transition slide carriage (4) is provided with a groove at the position corresponding to the position of the discharge end of the feeding and screening device (1) where the screened material falls down.
2. The roller crusher according to claim 1, characterized in that the feed screening device (1) comprises a feed screening device frame (1-1), a screen (1-2), a first spring set (1-3), a vibration exciter (1-4) and a second spring set (1-5); the vibration exciter (1-4) is connected with the feeding screening device frame (1-1), the screen (1-2) is connected to the inside of the feeding screening device frame (1-1), the feeding screening device frame (1-1) is connected with the feeding screening sub-frame body (2) through the first spring group (1-3) and the second spring group (1-5), and the pre-screened material of the feeding screening device (1) is discharged through the hopper (3).
3. A roller crusher according to claim 1, characterized in that the transition slide (4) is provided with a number of webs (4-9).
4. A roller crusher according to claim 1, characterized in that the upper part of the transition slide (4) is provided with a blind plate.
5. A roller crusher according to claim 1, characterized in that the upper part of the transition slide (4) is provided with a screen deck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010166824.1A CN111229376B (en) | 2020-03-11 | 2020-03-11 | Roller crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010166824.1A CN111229376B (en) | 2020-03-11 | 2020-03-11 | Roller crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111229376A CN111229376A (en) | 2020-06-05 |
| CN111229376B true CN111229376B (en) | 2024-08-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010166824.1A Active CN111229376B (en) | 2020-03-11 | 2020-03-11 | Roller crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111229376B (en) |
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| CN104768647A (en) * | 2012-10-29 | 2015-07-08 | 蒂森克虏伯工业解决方案股份公司 | Eccentric roller crusher |
| CN104903000A (en) * | 2012-10-29 | 2015-09-09 | 蒂森克虏伯工业解决方案股份公司 | Roller crusher |
| CN209968608U (en) * | 2019-05-15 | 2020-01-21 | 成都广维重工科技有限公司 | Limestone processing system |
| CN211838167U (en) * | 2020-03-11 | 2020-11-03 | 塞尔姆（北京）科技有限责任公司 | Roller crusher |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005066390A (en) * | 2003-08-26 | 2005-03-17 | Kobelco Contstruction Machinery Ltd | Feeder structure of crusher |
| CN203725184U (en) * | 2014-02-28 | 2014-07-23 | 中国矿业大学盱眙矿山装备与材料研发中心 | Mining differential four-roller tooth type crusher with high reduction ratio |
| CN204320454U (en) * | 2014-12-19 | 2015-05-13 | 四川皇龙智能破碎技术股份有限公司 | Vibratory screening cloth all-in-one |
| CN204816641U (en) * | 2015-07-25 | 2015-12-02 | 马鞍山南山开发公司 | Jaw breaker is screening plant in advance |
| CN206356041U (en) * | 2016-12-28 | 2017-07-28 | 江油晟达机电装备有限责任公司 | A kind of tooth Hubei Province formula screen broken machine |
| CN206911538U (en) * | 2017-04-27 | 2018-01-23 | 南宁市卓原重工机械制造有限责任公司 | A kind of two level mobile crushing station |
| CN110833927A (en) * | 2018-08-19 | 2020-02-25 | 义乌市金牛环保科技有限公司 | Mud-removing feeding machine |
| CN110665585A (en) * | 2019-11-12 | 2020-01-10 | 陈耀东 | Rubbing crusher that feed production used |
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2020
- 2020-03-11 CN CN202010166824.1A patent/CN111229376B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104768647A (en) * | 2012-10-29 | 2015-07-08 | 蒂森克虏伯工业解决方案股份公司 | Eccentric roller crusher |
| CN104903000A (en) * | 2012-10-29 | 2015-09-09 | 蒂森克虏伯工业解决方案股份公司 | Roller crusher |
| CN209968608U (en) * | 2019-05-15 | 2020-01-21 | 成都广维重工科技有限公司 | Limestone processing system |
| CN211838167U (en) * | 2020-03-11 | 2020-11-03 | 塞尔姆（北京）科技有限责任公司 | Roller crusher |
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| Publication number | Publication date |
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| CN111229376A (en) | 2020-06-05 |
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