CN111514977A - Feeding device of roller press - Google Patents
Feeding device of roller press Download PDFInfo
- Publication number
- CN111514977A CN111514977A CN202010425623.9A CN202010425623A CN111514977A CN 111514977 A CN111514977 A CN 111514977A CN 202010425623 A CN202010425623 A CN 202010425623A CN 111514977 A CN111514977 A CN 111514977A
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- feeding
- barrel
- fixed
- roller press
- adjusting
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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
- B02C4/286—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
- 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
- B02C23/02—Feeding devices
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention relates to the technical field of roller presses, in particular to a feeding device of a roller press, which comprises a roller press body, wherein a driving roller and a driven roller are arranged in the roller press body, a feeding hole is formed in the upper end of the roller press body, an adjusting device is arranged at the upper end of the feeding hole, and a feeding barrel is arranged at the upper end of the adjusting device. The feeding amount is adjusted through a speed reduction motor, the labor amount of workers is reduced, the height of a feeding device can be reduced by a feeding barrel which is obliquely arranged at the upper end of an adjusting device, the feeding device is convenient to install and maintain, a feeding rotating shaft is arranged in the feeding barrel, a spiral blade is fixed on the outer side of the feeding rotating shaft, the feeding rotating shaft is driven by a feeding motor to rotate, forced feeding is carried out through the spiral blade, relative sliding of materials and a roll surface is reduced, and abrasion of the roll surface is reduced.
Description
Technical Field
The invention relates to the technical field of roller presses, in particular to a feeding device of a roller press.
Background
A roll squeezer, also known as an extrusion mill, is novel cement energy-saving grinding equipment developed in the middle of the international 80 s, has the functions of replacing a ball mill with high energy consumption and low efficiency, and reducing steel consumption and noise, materials are fed from the upper parts of two solid grinding rolls rotating in opposite directions and are continuously brought into a roll space by the extrusion rolls, after the materials are subjected to the action of high pressure of 100 plus 150MPa, the internal crystal structure of the materials is thoroughly destroyed, a large number of microcracks are generated in the materials, the mechanism of the materials is changed, so that compact material cakes and powder are discharged from the lower part, 0.08mm fine materials in the extruded materials account for 20-35 percent and less than 2mm accounts for 65-85 percent, the internal structure of small particles is filled with a plurality of tiny cracks due to extrusion, the grindability is greatly improved, and in the further grinding process, the grinding energy consumption is greatly reduced.
In the field of cement manufacturing, the cement raw material is usually powdered materials, and the powdered materials are produced by crushing larger-sized granular materials by using a cement roller press. The existing feeding device of the roller press adopts an inclined inserting plate to control the blanking flow, is inconvenient to adjust, has single function and unstable adjusting performance, is easy to cause uneven blanking amount adjustment, and causes larger deviation fluctuation of the roller gap of the roller press to cause equipment jump and stop; and the roller press is a device for realizing high-pressure material layer crushing, and the volume of the fed materials must exceed the volume of the discharged materials. That is, the two rolls must be filled with sufficient material over the full width of the minimum gap, and if there is room for material particles to be in contact with each other, the action of the roll press is not different from that of a conventional double roll crusher. The existing roller press is provided with a material column with a certain height on a feeding device, the material is forced to enter a roller gap by the gravity of the material, but the material column increases the height of the feeding device, occupies a larger space and is inconvenient to install and maintain.
Disclosure of Invention
In order to solve the problems, the invention designs the feeding device of the roller press, which has reliable performance, convenient adjustment and convenient installation.
In order to achieve the technical purpose and achieve the technical effects, the invention is realized by the following technical scheme:
a feeding device of a roller press comprises a roller press body, wherein a driving roller and a driven roller are arranged inside the roller press body, a feeding hole is formed in the upper end of the roller press body, an adjusting device is installed at the upper end of the feeding hole, and a feeding barrel is installed at the upper end of the adjusting device;
the adjusting device comprises a barrel with a rectangular cross section, the lower end of the barrel is fixedly connected with the feed inlet, side baffles which are used for blocking the front and the back of the driving roller and the driven roller are fixed on the front and the back of the lower end of the barrel, a sliding groove is transversely formed in the back of the inner wall of the barrel, two sliding blocks are connected in the sliding groove in a sliding manner, a strip-shaped through hole is formed in the front of the inner wall of the barrel and corresponds to the sliding groove, a supporting rod is fixed on each sliding block, the other ends of the supporting rods extend out of the strip-shaped through hole and are respectively fixed with an adjusting nut, two adjusting plates are symmetrically arranged between the inside of the barrel and the two supporting rods, the upper ends of the two adjusting plates are respectively hinged with the left side and the right side of the upper end of the inner wall of the barrel, the, the other end of the screw rod is rotatably connected with a bearing block, the speed reducing motor is fixed at the top of the roller press body, the bearing block is fixed on the outer wall of the cylinder body, two sections of external threads with opposite rotating directions are arranged on the screw rod, and two adjusting nuts are respectively screwed on the two external threads with opposite rotating directions;
the feeding cylinder is obliquely arranged at the upper end of the cylinder body, the low end of the feeding cylinder is fixedly connected with the upper end of the cylinder body, a feeding rotating shaft is coaxially arranged in the feeding cylinder, a helical blade is axially fixed on the outer side of the feeding rotating shaft, the high end of the feeding rotating shaft penetrates out of the high end of the feeding cylinder and is connected with a motor shaft of a feeding motor, the feeding motor is fixed on the outer side of the high end of the feeding cylinder, and a feeding port is formed above the high end of the feeding cylinder.
Furthermore, the left side and the right side of the outer wall of the lower end of the barrel body are fixedly provided with connecting plates, and the connecting plates are fixed on the edge of the feeding hole through screws.
Further, arc-shaped notches are symmetrically formed in the left side and the right side of the lower end of the side baffle.
Furthermore, the two side baffles and the two adjusting plates are both made of high-strength wear-resistant steel plates.
Furthermore, reinforcing ribs are uniformly fixed on one side of the adjusting plate, which is in contact with the support rod.
The invention has the beneficial effects that:
the feeding amount is adjusted through the speed reducing motor, the labor amount of workers is reduced, the speed reducing motor drives the threaded rod to rotate forwards and backwards to control the two support rods to move in the opposite direction or in the opposite direction, the size of the opening at the lower end of each adjusting plate is adjusted, the feeding amount of the roller press is controlled, and the adjustment is convenient and rapid;
the lower ends of the two adjusting plates extend to the upper parts of the driving roller and the driven roller, and the feeding mode is central feeding, so that the roller surface abrasion can be reduced;
by arranging the side baffle, the material leakage phenomenon at the edge of the roller press is obviously reduced, the extrusion area is relatively concentrated, the deviation of the working roll gap is reduced, the reactive loss of the roller press is reduced, the extrusion effect is better, the work efficiency is greatly improved, the roller press runs more stably, and the service life of the edge of the roller press is prolonged;
the feeding cylinder that adjusting device upper end slope set up can reduce feeding device's height, and the installation of this feeding device of being convenient for and maintenance sets up the feed pivot in the feeding cylinder, and the feed pivot outside is fixed with helical blade, and the feed pivot rotates under the drive of feed motor, forces the feed through helical blade to produce bigger feeding power, not only can make output improve, but also can reduce the relative slip of material and roll surface, alleviate the wearing and tearing of roll surface.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a cross-sectional view of the overall construction of the present invention;
FIG. 2 is a front view of the external structure of the adjusting device and the feeding barrel;
fig. 3 is a sectional view taken along line a-a of fig. 2.
In the drawings, the components represented by the respective reference numerals are listed below:
1-roller press body, 11-feed inlet, 2-adjusting device, 21-barrel, 211-chute, 212-strip-shaped through hole, 22-side baffle, 23-support rod, 231-slide block, 232-adjusting nut, 24-threaded rod, 25-speed reducing motor, 26-adjusting plate, 3-feeding barrel, 31-feed inlet, 4-feeding rotating shaft, 41-helical blade and 5-feeding motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of 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.
Referring to fig. 1-3, a feeding device of a roller press comprises a roller press body 1, a driving roller and a driven roller are arranged inside the roller press body 1, a feeding hole 11 is formed in the upper end of the roller press body 1, an adjusting device 2 for adjusting feeding amount is installed at the upper end of the feeding hole 11, and a feeding barrel 3 is installed at the upper end of the adjusting device 2.
The adjusting device 2 comprises a barrel 21 with a rectangular cross section, the lower end of the barrel 21 is fixedly connected with the feed inlet 11, side baffles 22 which are fixed on the front side and the rear side of the lower end of the barrel 21 and block the front side and the rear side of the driving roller and the driven roller are fixed on the front side and the rear side of the lower end of the barrel 21, and arc-shaped notches are symmetrically formed in the left side and. A sliding groove 211 is transversely arranged at the rear side of the inner wall of the cylinder body 21, two sliding blocks 231 are connected in the sliding groove 211 in a sliding manner, a strip-shaped through hole 212 is arranged at the front side of the inner wall of the cylinder body 21 and corresponds to the sliding groove 211, a supporting rod 23 is respectively fixed on each sliding block 231, the other ends of the two supporting rods 23 extend out of the strip-shaped through hole 212 and are respectively fixed with an adjusting nut 232, two adjusting plates 26 are symmetrically arranged in the cylinder body 21 and between the two supporting rods 23, the upper ends of the two adjusting plates 26 are respectively hinged with the left side and the right side of the upper end of the inner wall of the cylinder body 21, the lower ends of the two adjusting plates 26 extend above a driving roller and a driven roller, the two adjusting plates 26 are respectively supported on the two supporting rods 23 under the action of self gravity and the gravity of materials, a threaded rod 24 is arranged outside the strip-shaped, the bearing block is fixed on the outer wall of the barrel body 21, two sections of external threads with opposite screwing directions are arranged on the threaded rod 24, and the two adjusting nuts 232 are respectively screwed on the two external threads with opposite screwing directions.
The threaded rod 24 is driven to rotate forward and backward by controlling the speed reducing motor 25 to rotate forward and backward, the threaded rod 24 rotates forward and backward to drive the two adjusting nuts 232 on the threaded rod to move in opposite directions or in opposite directions, and then the lower ends of the two adjusting plates 26 are controlled to be close to or far away from each other, so that the feeding amount is adjusted, and the adjustment is more accurate and rapid.
The feeding cylinder 3 is obliquely arranged at the upper end of the cylinder body 21, the low end of the feeding cylinder 3 is fixedly connected with the upper end of the cylinder body 21, a feeding rotating shaft 4 is coaxially arranged inside the feeding cylinder 3, a spiral blade 41 is axially fixed on the outer side of the feeding rotating shaft 4, the high end of the feeding rotating shaft 4 penetrates out of the high end of the feeding cylinder 3 and is connected with a motor shaft of a feeding motor 5, the feeding motor 5 is fixed on the outer side of the high end of the feeding cylinder 3, and a feeding port 31 is formed above the high end of the feeding cylinder. The feeding cylinder 3 that the slope set up can reduce this feeding device's height, reduce the space that feeding device occupied, be convenient for installation and maintenance, set up feeding pivot 4 and helical blade 41 in the feeding cylinder 3, feeding pivot 4 rotates under the drive of feed motor 5, forces the feed through helical blade 41 to produce bigger feeding power, not only can make output improve, but also can reduce the relative slip of material and roll surface, alleviate the wearing and tearing of roll surface.
In order to facilitate the disassembly of the adjusting device 2 and the feeding barrel 3 on the feeding port 11, connecting plates are fixed on the left side and the right side of the outer wall of the lower end of the barrel body 21 and fixed on the edge of the feeding port 11 through screws.
In order to prolong the service life of the side baffle plates 22 and the adjusting plates 26, the side baffle plates 22 and the adjusting plates 26 are made of high-strength wear-resistant steel plates. In order to improve the strength of the adjusting plate 26, reinforcing ribs are uniformly fixed on the side of the adjusting plate 26, which is in contact with the support rod 23.
When the device is used, openings at the lower ends of the two adjusting plates 26 are adjusted by controlling the speed reducing motor 25, so that the feeding amount is adjusted, a material to be processed enters the feeding cylinder 3 through the feeding port 31 on the feeding cylinder 3, the spiral blade 41 on the feeding rotating shaft 4 is driven by the feeding motor 5 to rotate, the material in the feeding cylinder 3 is pushed into the adjusting device, and enters the space between the driving roller and the driven roller through the openings at the lower ends of the two adjusting plates 26 to be extruded.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should understand that they can make various changes, modifications, additions and substitutions within the spirit and scope of the present invention.
Claims (5)
1. The utility model provides a roll squeezer feeding device, includes the roll squeezer body, inside drive roll and the driven voller of being provided with of roll squeezer body, the feed inlet has been seted up to roll squeezer body upper end, its characterized in that: the upper end of the feeding hole is provided with an adjusting device, and the upper end of the adjusting device is provided with a feeding barrel;
the adjusting device comprises a barrel with a rectangular cross section, the lower end of the barrel is fixedly connected with the feed inlet, side baffles which are used for blocking the front and the back of the driving roller and the driven roller are fixed on the front and the back of the lower end of the barrel, a sliding groove is transversely formed in the back of the inner wall of the barrel, two sliding blocks are connected in the sliding groove in a sliding manner, a strip-shaped through hole is formed in the front of the inner wall of the barrel and corresponds to the sliding groove, a supporting rod is fixed on each sliding block, the other ends of the supporting rods extend out of the strip-shaped through hole and are respectively fixed with an adjusting nut, two adjusting plates are symmetrically arranged between the inside of the barrel and the two supporting rods, the upper ends of the two adjusting plates are respectively hinged with the left side and the right side of the upper end of the inner wall of the barrel, the, the other end of the screw rod is rotatably connected with a bearing block, the speed reducing motor is fixed at the top of the roller press body, the bearing block is fixed on the outer wall of the cylinder body, two sections of external threads with opposite rotating directions are arranged on the screw rod, and two adjusting nuts are respectively screwed on the two external threads with opposite rotating directions;
the feeding cylinder is obliquely arranged at the upper end of the cylinder body, the low end of the feeding cylinder is fixedly connected with the upper end of the cylinder body, a feeding rotating shaft is coaxially arranged in the feeding cylinder, a helical blade is axially fixed on the outer side of the feeding rotating shaft, the high end of the feeding rotating shaft penetrates out of the high end of the feeding cylinder and is connected with a motor shaft of a feeding motor, the feeding motor is fixed on the outer side of the high end of the feeding cylinder, and a feeding port is formed above the high end of the feeding cylinder.
2. A roller press feeding device according to claim 1, characterized in that: the left side and the right side of the outer wall of the lower end of the barrel body are fixedly provided with connecting plates, and the connecting plates are fixed on the edge of the feeding hole through screws.
3. A roller press feeding device according to claim 1, characterized in that: arc-shaped notches are symmetrically formed in the left side and the right side of the lower end of the side baffle.
4. A roller press feeding device according to claim 1, characterized in that: both sides baffle and two regulating plates all adopt high strength wear-resisting steel sheet preparation to form.
5. A roller press feeding device according to claim 1, characterized in that: reinforcing ribs are uniformly fixed on one side of the adjusting plate, which is in contact with the support rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010425623.9A CN111514977A (en) | 2020-05-19 | 2020-05-19 | Feeding device of roller press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010425623.9A CN111514977A (en) | 2020-05-19 | 2020-05-19 | Feeding device of roller press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111514977A true CN111514977A (en) | 2020-08-11 |
Family
ID=71907766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010425623.9A Pending CN111514977A (en) | 2020-05-19 | 2020-05-19 | Feeding device of roller press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111514977A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044516A (en) * | 2020-08-22 | 2020-12-08 | 濉溪县国光纸业有限责任公司 | Kraft case cardboard waste material shredding device |
| CN112570079A (en) * | 2020-11-30 | 2021-03-30 | 福鼎未来景观设计有限公司 | Roller press for cement production |
| CN113859599A (en) * | 2021-10-19 | 2021-12-31 | 江苏腾通包装机械有限公司 | Automatic volumetric packaging mechanical device for granular materials |
-
2020
- 2020-05-19 CN CN202010425623.9A patent/CN111514977A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112044516A (en) * | 2020-08-22 | 2020-12-08 | 濉溪县国光纸业有限责任公司 | Kraft case cardboard waste material shredding device |
| CN112570079A (en) * | 2020-11-30 | 2021-03-30 | 福鼎未来景观设计有限公司 | Roller press for cement production |
| CN113859599A (en) * | 2021-10-19 | 2021-12-31 | 江苏腾通包装机械有限公司 | Automatic volumetric packaging mechanical device for granular materials |
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