CN112958201A - Differential three-roller press - Google Patents
Differential three-roller press Download PDFInfo
- Publication number
- CN112958201A CN112958201A CN202110206850.7A CN202110206850A CN112958201A CN 112958201 A CN112958201 A CN 112958201A CN 202110206850 A CN202110206850 A CN 202110206850A CN 112958201 A CN112958201 A CN 112958201A
- Authority
- CN
- China
- Prior art keywords
- roller
- movable
- movable roller
- drive
- differential
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
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
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- 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
-
- 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
-
- 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
- B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling 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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Press Drives And Press Lines (AREA)
- Crushing And Grinding (AREA)
Abstract
The utility model provides a differential three-roller roll squeezer, includes frame, drive arrangement, movable roll and feeding device, its characterized in that: the upper compression roller and the lower compression roller are respectively installed at the upper position and the lower position of the movable roller, the movable roller is a driving roller, the movable roller is driven by a driving device to rotate, the upper compression roller and the lower compression roller are driven rollers, and the movable roller and the material are driven to extrude and grind. The invention reduces the power consumption by driving the single transmission mode of the movable roller by the driving device; the differential rolling grinding is adopted, and the extrusion of the extrusion roller on the materials and the shearing action among the materials can improve the one-time yield of grinding and control the roller not to be excessively worn. The differential material between the two rollers is subjected to the dual functions of extrusion and shearing, and is rolled twice, so that the one-time yield is improved. The hydraulic device and the movable roller are further arranged in a position adjustable installation mode, and the hydraulic cylinder is controlled to advance and retreat to realize impact extrusion of the movable roller on the material when necessary.
Description
Technical Field
The invention relates to the field of grinding equipment, in particular to a differential three-roller press.
Background
The roller press is also called as an extrusion mill and a roller mill, is mainly used for rolling slag, cement clinker and the like into fine particles from large-particle substances, and can also be used for rolling stone in an ore region into a usable particle size. At present, the traditional movable roller press is adopted as grinding equipment in industries such as cement building materials, coal, steel, thermal power generation and the like, but with the technical progress and the high-speed development of the grinding equipment, and simultaneously according to the national requirements on energy conservation and high efficiency of mechanical equipment, energy-saving equipment is also researched and developed in various industries, the traditional roller press saves energy by about 60 percent compared with a ball mill, and is popularized and applied in a large quantity, but because the rotating speeds of rollers of the traditional roller press are the same, in the process of extruding materials, the materials are mainly extruded by extrusion rollers to form material cakes, so that the one-time yield of the traditional roller press is lower, the traditional roller press needs to be repeatedly rolled and ground, and the actual electricity consumption saving range is only about 30-40 percent of; meanwhile, the traditional roller press adopts double transmission to drive two rollers of the roller press, so that the two rollers rotate oppositely at the same speed, the energy consumption is increased, and the energy conservation is not facilitated.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a differential three-roller press which adopts single-shaft transmission, has smaller speed difference of the rotating speeds of three rollers, can realize multiple times of extrusion to increase the yield, and can meet the requirement of energy conservation.
The purpose of the invention is realized as follows: the utility model provides a differential three-roller roll squeezer, includes frame, drive arrangement, movable roll and feeding device, its characterized in that: the upper compression roller and the lower compression roller are respectively installed at the upper position and the lower position of the movable roller, the movable roller is a driving roller, the movable roller is driven by a driving device to rotate, the upper compression roller and the lower compression roller are driven rollers, and the movable roller and the material are driven to extrude and grind.
The object of the invention is also achieved in that: the driving device comprises but not limited to a driving motor, a speed reducer and a universal coupling, the universal coupling is connected to drive the movable roller to rotate, the movable roller is arranged on the rack in a position adjustable mode, and the universal coupling drives the movable roller to rotate by transmission torque and simultaneously satisfies the position adjustment of the forward and backward movement of the movable roller.
Arranging a hydraulic device to provide extrusion force for the movable roller; the hydraulic device comprises but is not limited to a hydraulic station, a hydraulic cylinder and a hydraulic pipeline, the hydraulic cylinder drives the movable roller to move by controlling the flow rate and the flow direction of hydraulic oil of the hydraulic station to control the forward and backward movement of the hydraulic cylinder, the adjustment and the dynamic opening and closing of the gap between the movable roller and the upper compression roller and between the movable roller and the lower compression roller are realized, and the thrust of the hydraulic cylinder provides extrusion force for the movable roller.
The radius of the lower press roll is larger than that of the movable roll.
The feeding device hopper and by a horizontal conveyor belt constitution, drive through the conveyer belt makes even stable transporting of material to between activity roller and the last compression roller, the compression roller rotates in the drive of drive arrangement drive down activity roller passes through the material and drives, realizes that the first layer rolls the material, later falls on the compression roller down through the material after the first layer rolls, under the drive of material sliding action and activity roller on the roller, gets into the second layer and rolls.
The invention has the following beneficial effects:
1. the differential three-roller rolling machine provided by the invention adopts three extrusion rollers, and can realize two-time extrusion grinding of materials. The upper compression roller is driven by the movable roller and the material, a smaller speed difference exists between the two rollers, the material has a shearing effect besides being subjected to extrusion force in the rolling process, and the grinding effect is improved; the radius of lower compression roller is greater than the movable roller, and the material rolls through the roller twice and grinds the hands, compares in traditional roll squeezer can effectual increase broken time, improves grinding efficiency greatly.
2. The invention is a single-transmission roller press, and the power is transmitted by one movable roller, so that the power consumption is reduced, and the energy is saved;
3. the driving motor and the movable roller are connected by the universal coupling, the movable roller is arranged on the frame in a position adjustable mode, and the universal coupling not only has the function of transmitting torque to drive the movable roller to rotate, but also can meet the requirement of position adjustment of forward and backward movement of the movable roller. Therefore, the gap between the movable roller and the upper pressing roller can be adjusted according to the size of the material.
4. The hydraulic device is arranged, so that the automatic control and adjustment of the gap between the movable roller and the upper compression roller and the gap between the movable roller and the lower compression roller can be realized, the movable roller can be pushed to move through the control hydraulic cylinder when needed, the dynamic opening and closing of the gap between the movable roller and the upper compression roller and the gap between the movable roller and the lower compression roller can be realized, and the impact extrusion force is provided for materials through the movable roller.
Drawings
Fig. 1 is a schematic diagram of the structural principle of the present invention.
Fig. 2 is a schematic (top view) of the mechanical structure of fig. 1.
In the drawings: 1. a feeding device; 2. an upper compression roller; 3. a movable roller; 4. a lower pressing roller; 5. a drive device; 6. a hydraulic device; 7. a frame;
Detailed Description
The embodiments of the present invention will be further explained with reference to fig. 1 and 2:
a differential three-roller press comprises a feeding device (1), an upper pressing roller (2), a movable roller (3), a lower pressing roller (4), a driving device (5), a hydraulic device (6) and a frame (7), wherein the feeding device (1) consists of a hopper and a horizontal conveying belt, materials are uniformly and stably conveyed to the movable roller (3) through the driving of the conveying belt, the movable roller (3) is connected with the driving device (5) through a speed reducer, the upper pressing roller (2) is driven to rotate through the materials under the driving of a motor, meanwhile, the hydraulic device (6) provides extrusion force for the movable roller (3) and can adjust the gap between the movable roller and the upper pressing roller (2) and the gap between the movable roller and the lower pressing roller (4), so that the first layer of rolling is realized on the materials, then the materials after the first layer of rolling fall on the lower pressing roller (4), and under the driving of the movable roller through the sliding action of the materials on the rollers, and entering a second layer for rolling.
The upper pressing roller (2) and the lower pressing roller (4) are driven rollers, the two rollers are fixed through the rack (7), the movable roller (3) is a driving roller, and the movable roller (3) and the materials are driven to extrude and grind.
The upper compression roller (2) is driven by the movable roller (3), a small speed difference exists between the two rollers, the materials are subjected to extrusion force and also have a shearing effect in the rolling process, and the grinding effect is improved; the radius of the lower pressing roller (4) is larger than that of the movable roller (3), and materials are rolled, ground and rubbed twice by the rollers, so that the one-time qualification rate can be effectively increased compared with that of a traditional roller press, and the grinding efficiency is greatly improved.
A hydraulic device (6) is arranged to provide extrusion force for the movable roller; the hydraulic device comprises but is not limited to a hydraulic station, a hydraulic cylinder and a hydraulic pipeline, the hydraulic cylinder drives the movable roller to move by controlling the flow rate and the flow direction of hydraulic oil of the hydraulic station to control the forward and backward movement of the hydraulic cylinder, the adjustment and the dynamic opening and closing of the gap between the movable roller and the upper compression roller and between the movable roller and the lower compression roller are realized, and the thrust of the hydraulic cylinder provides extrusion force and impact force for the movable roller.
The invention only transmits power through one roller, and the single transmission reduces the power consumption and is beneficial to energy conservation; the invention adopts differential rolling for grinding, and can improve the one-time yield of grinding and control the roller not to be excessively worn through the extrusion of the extrusion roller on the materials and the shearing action among the materials. The differential material between the two rollers is subjected to the dual functions of extrusion and shearing, and is rolled twice, so that the one-time yield is improved. The hydraulic device and the movable roller are further arranged in a position adjustable installation mode, and the hydraulic cylinder is controlled to advance and retreat to realize impact extrusion of the movable roller on the material when necessary.
The above embodiments are merely exemplary and do not limit the scope of the present invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a differential three-roller roll squeezer, includes frame, drive arrangement, movable roll and feeding device, its characterized in that: the upper compression roller and the lower compression roller are respectively installed at the upper position and the lower position of the movable roller, the movable roller is a driving roller, the movable roller is driven by a driving device to rotate, the upper compression roller and the lower compression roller are driven rollers, and the movable roller and the material are driven to extrude and grind.
2. The differential three-roll roller press of claim 1, wherein: the driving device comprises but not limited to a driving motor, a speed reducer and a universal coupling, the universal coupling is connected to drive the movable roller to rotate, the movable roller is arranged on the rack in a position adjustable mode, and the universal coupling drives the movable roller to rotate by transmission torque and simultaneously satisfies the position adjustment of the forward and backward movement of the movable roller.
3. The differential three-roll roller press of claim 2, characterized in that: arranging a hydraulic device to provide extrusion force for the movable roller; the hydraulic device comprises but is not limited to a hydraulic station, a hydraulic cylinder and a hydraulic pipeline, the hydraulic cylinder drives the movable roller to move by controlling the flow rate and the flow direction of hydraulic oil of the hydraulic station to control the forward and backward movement of the hydraulic cylinder, the adjustment and the dynamic opening and closing of the gap between the movable roller and the upper compression roller and between the movable roller and the lower compression roller are realized, and the thrust of the hydraulic cylinder provides extrusion force for the movable roller.
4. The differential three-roll roller press according to claim 1, 2 or 3, characterized in that: the radius of the lower press roll is larger than that of the movable roll.
5. The differential three-roll roller press according to claim 1, 2 or 3, characterized in that: the feeding device hopper and by a horizontal conveyor belt constitution, drive through the conveyer belt makes even stable transporting of material to between activity roller and the last compression roller, the compression roller rotates in the drive of drive arrangement drive down activity roller passes through the material and drives, realizes that the first layer rolls the material, later falls on the compression roller down through the material after the first layer rolls, under the drive of material sliding action and activity roller on the roller, gets into the second layer and rolls.
6. The differential three-roll roller press of claim 4, characterized in that: the feeding device hopper and by a horizontal conveyor belt constitution, drive through the conveyer belt makes even stable transporting of material to between activity roller and the last compression roller, the compression roller rotates in the drive of drive arrangement drive down activity roller passes through the material and drives, realizes that the first layer rolls the material, later falls on the compression roller down through the material after the first layer rolls, under the drive of material sliding action and activity roller on the roller, gets into the second layer and rolls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110206850.7A CN112958201A (en) | 2021-02-25 | 2021-02-25 | Differential three-roller press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110206850.7A CN112958201A (en) | 2021-02-25 | 2021-02-25 | Differential three-roller press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112958201A true CN112958201A (en) | 2021-06-15 |
Family
ID=76285931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110206850.7A Pending CN112958201A (en) | 2021-02-25 | 2021-02-25 | Differential three-roller press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112958201A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042163A (en) * | 2021-05-26 | 2021-06-29 | 江西农业大学 | Differential crushing and screening method and device for rabdosia lophanthide |
-
2021
- 2021-02-25 CN CN202110206850.7A patent/CN112958201A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042163A (en) * | 2021-05-26 | 2021-06-29 | 江西农业大学 | Differential crushing and screening method and device for rabdosia lophanthide |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101205562B (en) | Metallurgical slag treatment method and treatment apparatus | |
| CN203389707U (en) | Vertical type roller mill for grinding steel slag | |
| CN205323958U (en) | Portable broken station | |
| CN112958201A (en) | Differential three-roller press | |
| CN201353509Y (en) | Micro-control hydraulic fine crusher | |
| CN214599276U (en) | Differential three-roller press | |
| CN103406169A (en) | Cement final grinding roller press with material grinding and waste discharging functions | |
| CN2928233Y (en) | Roller press with material rubbing disperse and waste material discharging function | |
| CN210613625U (en) | Circular mould type granulator | |
| CN207591948U (en) | Feedstock processing twin rollers | |
| CN203470054U (en) | Single transmission roller mill | |
| CN201524585U (en) | High-pressure roll grinder for metal | |
| CN108479917A (en) | A kind of mining ore reduction device | |
| CN204544285U (en) | Granularity sand double-roll crusher | |
| CN101455988B (en) | Micro-controlled hydraulic fine breaking device | |
| CN102284320A (en) | Vertical grinding roller sand making machine | |
| CN215029845U (en) | Integrated mobile crusher workstation | |
| CN208627387U (en) | A kind of mining ore reduction device | |
| CN101628250A (en) | Grinding method | |
| CN209188867U (en) | A kind of double-roll crusher | |
| CN201353507Y (en) | Multi-roll fine crushing machine | |
| CN206793763U (en) | A kind of milling device of ore materials | |
| CN205392608U (en) | Synchronous constant voltage formula horizontal roller mill | |
| CN203990738U (en) | The single-drive roll-type disintegrating apparatus that material bed is stable | |
| CN207839095U (en) | A kind of finishing cullet quick crashing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |