CN110575865B - Roller type crusher - Google Patents
Roller type crusher Download PDFInfo
- Publication number
- CN110575865B CN110575865B CN201910907829.2A CN201910907829A CN110575865B CN 110575865 B CN110575865 B CN 110575865B CN 201910907829 A CN201910907829 A CN 201910907829A CN 110575865 B CN110575865 B CN 110575865B
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- Prior art keywords
- crushing
- roller
- tooth
- crushing teeth
- mounting groove
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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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
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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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/30—Shape or construction of rollers
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a roller type crusher, relates to the field of building material crushing, and aims to solve the problem that a roller is easy to damage when a crusher crushes materials to influence crushing efficiency, and the technical scheme is as follows: the utility model provides a roller mill, includes two at least rollers of synchronous reverse drive, is provided with crushing tooth on the enclosing surface of roller, rather than the complex roller on seted up with crushing tooth complex pitted, fixed connection can be dismantled in the roller to crushing tooth. According to the roller type crusher, the crushing teeth on the surface of the roller are detachably arranged and are convenient to replace, so that the crushing efficiency is improved.
Description
Technical Field
The invention relates to the field of building material crushing, in particular to a roller type crusher.
Background
A roller mill is a crushing device, has simple structure, is still applied in the industrial departments of cement, silicate and the like at present, and is mainly used for the middle and fine crushing operation of ores or building materials.
In a conventional double-roller mill, the coarse material is crushed by means of two motorized rollers, which are usually horizontally oriented, the center axes of the rollers being arranged parallel to one another and the directions of rotation being opposite, so that the material is introduced into the roller gap from above the roller gap by rotation of the rollers and is crushed by the crushing teeth of the rollers, and is then discharged from below.
In order to improve the crushing efficiency, the present market discloses a double-roller crusher, which is a chinese patent with an authorization publication number of CN105121022A, and the double-roller crusher introduced by the present invention is characterized in that crushing teeth are added on rollers, the crushing teeth extend out of the surrounding surface, each crushing tooth can just extend into a pit of the surrounding surface of another roller, so that the crushing ratio between the input material and the output material is obviously increased, and the crushing effect is better.
In the in-service use in-process, when smashing the tooth and extrude the material and smash, when meetting the harder material of a small part texture, this hardness when being greater than the hardness of smashing the tooth, because the structural design reason of smashing the tooth leads to smashing the local stress intensity of tooth less strong, consequently can lead to the fact hard damage to smashing the tooth, lead to smashing the easy wearing and tearing of tooth and even fracture, can lead to the reduction of crushing effect and efficiency like this.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a roller type crusher, which can ensure the crushing effect of the roller type crusher by arranging a detachable structure on crushing teeth and replacing the crushing teeth after the crushing teeth are worn.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a roller mill, includes two at least rollers of synchronous reverse drive, is provided with crushing tooth on the enclosing surface of roller, rather than the complex roller on seted up with crushing tooth complex pitted, fixed connection can be dismantled in the roller to crushing tooth.
Through adopting above-mentioned technical scheme, through setting crushing tooth and roller to detachable construction for can dismantle the change when crushing tooth takes place to damage, thereby better crushing.
The invention is further configured to: the roller is provided with an installation groove on the circumferential surface, and the crushing teeth are installed in the installation groove.
Through adopting above-mentioned technical scheme, will smash the tooth and install in the mounting groove through the mode of seting up the mounting groove on the roller, make things convenient for the dismouting of smashing the tooth like this.
The invention is further configured to: the crushing teeth are confined in the mounting grooves and the crushing teeth are capable of having a range of motion in the circumferential direction of the roller over the peripheral surface of the roller.
Through adopting above-mentioned technical scheme, make when will smash the tooth and install in the mounting groove and smash the tooth and can have the range of motion on the roller periphery, can make like this and smash the tooth and can make and smash its position of tooth adjustment in the roller periphery direction, can make the material can fall down smoothly between two rollers through this range of motion when meetting the harder less material of texture to avoid smashing the tooth and receive hard damage and damage.
The invention is further configured to: and a supporting piece used for keeping the crushing teeth at a fixed position under the action of non-external force is arranged in the mounting groove.
Through adopting above-mentioned technical scheme, installation support piece is used for keeping crushing tooth can remain stable and be located the middle position of mounting groove under natural state in the mounting groove.
The invention is further configured to: the support member has an elastic deformation capability.
Through adopting above-mentioned technical scheme, set up support piece for having elastic deformation ability in order to make crushing tooth support piece can elastic deformation ability make crushing tooth produce the amplitude when the atress takes place the position change to improve crushing efficiency.
The invention is further configured to: the installation groove is internally provided with a guide groove for limiting the moving stroke of the crushing teeth, and the crushing teeth are connected in the guide groove in a sliding manner.
Through adopting above-mentioned technical scheme, for the crushing tooth of convenient installation, consequently offer the guide slot in the both sides of mounting groove, smash tooth both sides and be used for the crushing tooth of easy installation by the restriction in the guide slot.
The invention is further configured to: the guide slot is oval.
Through adopting above-mentioned technical scheme, set up the oval-shaped motion orbit for the restriction crushing tooth with the guide slot for the motion orbit of crushing tooth external output is nearly oval orbit, and one is conveniently hit garrulous commodity circulation, and two cooperate elastic support piece, make crushing tooth can reuse support piece's restoring force realize high-frequency vibration.
The invention is further configured to: an elastic protection cover is connected between the crushing teeth and the mounting groove, and the opening of the mounting groove is sealed by the elastic protection cover.
Through adopting above-mentioned technical scheme, in order to avoid having dust and commodity circulation to get into the roller at crushing in-process, consequently the cover is established the elasticity safety cover and is used for preventing dust.
The invention is further configured to: the crushing teeth are in interference fit with the rollers.
Through adopting above-mentioned technical scheme, smash tooth and roller interference fit can conveniently smash when smashing the material, and also can change simple structure, convenient operation when needs are changed.
In conclusion, the invention has the following beneficial effects: through will smash tooth detachable and set up on the roller, thereby realize the purpose that can conveniently change when damaging, can dismantle when connecting in the roller as the roller simultaneously, it can move about to set to crushing tooth, thereby can self-adjusting crushing dynamics and granularity when smashing the material, thereby reduce the probability that crushing tooth damaged, and still set up elastic support piece and carry out the power supply to crushing tooth, utilize elastic restoring force to make crushing tooth realize high-frequency vibration, the groove of crushing tooth of cooperation restriction simultaneously is oval, can make crushing tooth more high-efficient utilize elastic support power to realize high-frequency vibration like this, thereby improve crushing effect and reduce the hard damage of crushing tooth.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the construction of two rollers according to the present invention;
FIG. 3 is a schematic cross-sectional view of a roller of the present invention;
fig. 4 is an enlarged schematic view of a portion a of fig. 3.
In the figure: 1. a frame; 2. a crushing bin; 3. a roller; 4. crushing teeth; 5. pit trapping; 6. mounting grooves; 7. a limiting member; 8. a guide groove; 9. a support member; 10. an elastic protective cover.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
The first embodiment is as follows: roller mill, as shown in fig. 1 and 2, the crushing storehouse 2 that the belt pulley drove is passed through by the motor to the installation in frame 1, roller 3 is installed in crushing storehouse 2, roller 3 sets up in groups, can set up to two sets of or multiunit and smash many times, every group roller 3 mutually supports, all install a plurality of crushing teeth 4 on every roller 3's the surrounding surface, it stretches into to have seted up pitted pit 5 simultaneously for supplying rather than the crushing tooth 4 on the complex roller 3 to smash the material.
When the crushing teeth 4 are installed, the crushing teeth 4 are installed in a detachable mode, firstly, the mounting groove 6 is formed in the peripheral surface of the roller 3, the crushing teeth 4 can be directly clamped in the mounting groove 6, and fixation is achieved through interference fit, so that when the crushing teeth 4 need to be detached in the later period, the crushing teeth 4 are directly knocked by a tool to relax, and then the crushing teeth are installed again; certainly can also be as shown in fig. 3 and 4, the guide slot 8 has been seted up on the both sides wall of mounting groove 6, part both sides integrated into one piece that stretch into mounting groove 6 at crushing tooth 4 has spacing piece 7, spacing piece 7 is cylindric setting and stretches into in guide slot 8, crushing tooth 4 just is restricted in mounting groove 6 like this, for the crushing material that can be better, set up the opening of mounting groove 6 and a little can make crushing tooth 4 have and carry out the forward and backward rotation along roller 3 surrounding surface, crushing tooth 4 can the atress when crushing material and take place the displacement like this, thereby can avoid crushing tooth 4 to be extrudeed when meetting some unable kibbling materials and receive hard damage, thereby shorten life's the condition.
In order to make crushing tooth 4 keep normal crushing state under natural state, support piece 9 is still installed in mounting groove 6, support piece 9 provides holding power to crushing tooth 4 and makes it keep static, simultaneously will smash tooth 4 and set up to the elastic component, can be common spring on the market, the spring is contradicted and is formed elastic support to crushing tooth 4 in mounting groove 6 and guide slot 8, so not only can form the support to crushing tooth 4, can utilize elastic restoring force to form high-frequency vibration to crushing tooth 4 simultaneously, thereby can be better strike the material and improve crushing efficiency, and be difficult to block by the harder material of texture, simultaneously can vibrate the material that adheres at crushing tooth 4 surfaces in the vibration process and fall, thereby improve the shattering effect.
In order to further utilize the elastic restoring force of the supporting piece 9, the guide groove 8 is set to be oval or S-shaped, the supporting piece 9 is arranged on the upper side and the lower side of the limiting piece 7 for supporting, therefore, when the guide groove 8 is set to be oval or S-shaped, under the action of the elastic restoring force of the supporting piece 9, the center of the crushing tooth 4 is stressed and then does oval operation or S-shaped motion, at the moment, the part of the crushing tooth 4 exposed out of the installation groove 6 swings back and forth along the circumferential direction of the peripheral surface with high-frequency output power form, and the frequency can be obviously increased, so that materials can be crushed better.
Thus, when the materials are crushed, the two rollers 3 of each group move oppositely to extrude and crush the materials, the crushing teeth 4 extrude and crush the materials, when the materials are smaller and have harder texture, the crushing teeth 4 are stressed to deviate along the surrounding surface, so that the smaller materials can pass smoothly, and when the extrusion force disappears in the rotating process, the crushing teeth 4 swing forwards again under the action of the elastic restoring force of the supporting piece 9 to form reciprocating action, so that the materials can be knocked, the adhesion of the materials can be avoided, and better crushing of the materials can be realized, of course, the pits 5 matched with the pits can also be set into the movable structure by the same principle, namely the pits 5 are independently taken out and then installed on the surfaces of the rollers 3, so that the pits 5 can also reciprocate to be matched with the crushing teeth 4 to carry out high-frequency rotating knocking, the shattering effect is more obvious, and the materials can fall more smoothly; the possibility of damage of the crushing teeth 4 is reduced, when the crushing teeth 4 are damaged, only the crushing teeth 4 need to be disassembled and replaced again, and for better convenient disassembly, the head parts of the crushing teeth 4 can be arranged to be in threaded connection with the parts of the crushing teeth 4 extending into the mounting grooves 6, so that when the head parts of the crushing teeth 4 are damaged, only the head parts can be disassembled and replaced conveniently; for the protection that better crushing tooth 4 is not damaged, still cup joint sealed elasticity safety cover 10 between mounting groove 6 and crushing tooth 4, elasticity safety cover 10 can adopt rubber bellows, seals the structure of mounting groove 6 inside to avoid material or dust to enter into in the mounting groove 6, thereby the stroke action of crushing tooth 4 is influenced.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (4)
1. The utility model provides a roller mill, includes two at least rollers (3) of synchronous reverse drive, is provided with crushing tooth (4) on the enclosing face of roller (3), rather than offering on complex roller (3) with crushing tooth (4) complex crater (5), its characterized in that: the crushing teeth (4) are detachably and fixedly connected to the roller (3); an installation groove (6) is formed in the surrounding surface of the roller (3), and the crushing teeth (4) are installed in the installation groove (6); the crushing teeth (4) are limited in the mounting groove (6) and the crushing teeth (4) can move in the circumferential direction of the roller (3); a supporting piece (9) used for keeping the crushing teeth (4) at a fixed position under the action of no external force is arranged in the mounting groove (6); guide slot (8) that are used for restricting crushing tooth (4) stroke are seted up in mounting groove (6), smash tooth (4) and slide and connect in guide slot (8), guide slot (8) are oval setting.
2. A roller mill according to claim 1, characterized in that: the support (9) has an elastic deformation capacity.
3. A roller mill according to claim 1, characterized in that: an elastic protection cover (10) is connected between the crushing teeth (4) and the mounting groove (6), and the opening of the mounting groove (6) is sealed by the elastic protection cover (10).
4. A roller mill according to claim 1, characterized in that: the crushing teeth (4) are in interference fit with the rollers (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910907829.2A CN110575865B (en) | 2019-09-25 | 2019-09-25 | Roller type crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910907829.2A CN110575865B (en) | 2019-09-25 | 2019-09-25 | Roller type crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110575865A CN110575865A (en) | 2019-12-17 |
| CN110575865B true CN110575865B (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910907829.2A Active CN110575865B (en) | 2019-09-25 | 2019-09-25 | Roller type crusher |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111790466A (en) * | 2020-07-21 | 2020-10-20 | 陕西理工大学 | Civil engineering construction waste treatment device |
| CN113245010B (en) * | 2021-05-12 | 2023-05-30 | 黑龙江德盛粮食深加工有限公司 | Corn processing is with breaker that peels |
| CN117427747B (en) * | 2023-12-21 | 2024-03-05 | 泗洪县豆香脆食品有限公司 | Crushing device for soybean processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| AUPR271201A0 (en) * | 2001-01-25 | 2001-02-22 | Abon Engineering Pty Ltd | Apparatus for crushing material |
| KR20110111567A (en) * | 2010-04-05 | 2011-10-12 | 주식회사 문경아이앤씨 | Waste Can Compressed Material Disintegrator |
| DE202010004835U1 (en) * | 2010-04-10 | 2010-07-22 | Rudnick & Enners Maschinen- Und Anlagenbau Gmbh | Crushing shafts for a comminution process with a detachable attachment of the comminution tools |
| DE202013101419U1 (en) * | 2013-04-03 | 2014-07-04 | Klaus Bellingroth | Double roller crusher |
| DE202016101549U1 (en) * | 2016-03-22 | 2017-06-26 | Crush + Size Technology Gmbh & Co. Kg | Double roller crusher |
| CN206676475U (en) * | 2017-02-15 | 2017-11-28 | 广州大黄蜂农业发展有限公司 | A kind of agricultural uses dried sweet potato reducing mechanism |
| CN107233963A (en) * | 2017-06-19 | 2017-10-10 | 南京朝阳玻璃有限公司 | A kind of breaker for broken glass |
| CN107952517A (en) * | 2017-12-01 | 2018-04-24 | 桐乡佳车科技有限公司 | A kind of multistage antisitic defect roller process device |
| CN207929365U (en) * | 2018-01-05 | 2018-10-02 | 漳州市福泰再生资源股份有限公司 | A kind of plastics recovery processing crusher cutter |
| CN108260404B (en) * | 2018-01-26 | 2020-05-12 | 中国农业大学 | Straw smashing, mixing and burying covering machine with non-directional adjustable anti-blocking and throwing device |
| CN208661316U (en) * | 2018-05-14 | 2019-03-29 | 重庆正刚中医骨科医院有限公司 | Chinese medicine pulverizer |
| CN108672019A (en) * | 2018-06-14 | 2018-10-19 | 淮安信息职业技术学院 | A kind of novel peening hammer of impact crusher |
| CN209423700U (en) * | 2018-12-28 | 2019-09-24 | 扬州华露机电制造有限公司 | A kind of multi-functional slag crushing vehicle being mounted on slag-bed |
| CN209406422U (en) * | 2019-01-03 | 2019-09-20 | 贵州同益新型建材有限公司 | A kind of tubing production roller pair roller pulverizer adjustable in pitch |
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| CN110575865A (en) | 2019-12-17 |
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