CN213078618U - Crushing roller - Google Patents
Crushing roller Download PDFInfo
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- CN213078618U CN213078618U CN202021694052.0U CN202021694052U CN213078618U CN 213078618 U CN213078618 U CN 213078618U CN 202021694052 U CN202021694052 U CN 202021694052U CN 213078618 U CN213078618 U CN 213078618U
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- groove
- roller
- roller body
- single piece
- roll
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- 238000005299 abrasion Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000282849 Ruminantia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model discloses a crushing roller, which comprises at least one roller single piece, wherein the roller single piece comprises a roller body, a first groove, a second groove and a third groove which are arranged on the roller body; the first groove is arranged on the outer wall of the roller body; the second groove is spirally arranged on the outer wall of the roller body and is intersected with the first groove to form a first bulge for material transfer and processing; the third groove is arranged on the outer wall of the roller body along the circumferential direction and intersects with the first groove to form a second protruding portion used for material processing and transferring. The first groove, the second groove and the third groove which are arranged on the roller body are matched with each other, so that the materials can be moved to one side with smaller stress of the roller body bearing to be processed, and the service lives of the bearings on two sides of the roller body are balanced while the materials are prevented from moving to two ends of the roller body.
Description
Technical Field
The utility model relates to the field of processing technology, concretely relates to crushing roller.
Background
In order to improve the utilization value of the feed for ruminants, the feed is usually processed by adopting a crushing device, the two groups of crushing rollers arranged in the device rotate reversely to extrude and knead the material, so that the material is crushed, but the grain crushing rollers have the condition that the abrasion of two ends is relatively serious when in use, and the material needs to be transferred to the middle direction of the rollers to reduce the material of the two ends so as to reduce the burden of the two ends.
In order to solve the above problems, the foreign patent US20150129698a1 discloses a roller for feeding work material in a crop processing apparatus, the roller having V-shaped grooves both in the axial direction and in the circumferential direction, the grooves being formed in the circumferential direction along a spiral line, the material moving along the roller toward one end thereof, while reducing the wear of one end of the roller while increasing the wear of the other end; the foreign patent EP3295786A1 discloses a crop processing roller for a feed harvester, wherein circumferential bidirectional spiral grooves on a crushing roller can move materials from two ends of the roller to the middle to reduce the abrasion of the two ends of a roller barrel, and the abrasion of the two ends of the roller can be simultaneously reduced, but the abrasion of the two ends of the roller is influenced by a driving belt wheel, so that the service lives of bearings at two sides of the crushing roller are different, the service lives of the bearings at two sides can not be balanced, and the technical problems of the service lives of the bearings at two sides of the balanced crushing roller and the abrasion of the two ends are not fundamentally solved.
In view of the above, there is a need for a crushing roller with good processing effect, reduced wear on both sides, and balanced service life of bearings on both sides of the crushing roller to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a processing is effectual, can reduce both sides wearing and tearing and can the balanced crushing roller both sides bearing life's of crushing roller, and concrete technical scheme is as follows:
a crushing roller comprises at least one roller single piece, wherein the roller single piece comprises a roller body and a groove group arranged on the roller body;
the groove group comprises a first groove, a second groove and a third groove; the first groove is arranged on the outer wall of the roller body; the second groove is spirally arranged on the outer wall of the roller body and is intersected with the first groove to form a first bulge for material transfer and processing; the third groove is arranged on the outer wall of the roller body along the circumferential direction of the roller body and intersects with the first groove to form a second protruding portion used for material transferring and processing.
Preferably, in the above technical solution, there is a deviation angle between the first groove and the central axis of the roller body.
Preferably, in the above technical solution, the deviation angle is 1 ° to 30 °.
Preferably, the crushing roller comprises a first roller single piece and a second roller single piece; the second grooves spirally arranged on the first roller single piece and the second grooves spirally arranged on the second roller single piece are opposite in spiral direction.
In the above technical solution, preferably, the third groove provided on the first roller single piece and the third groove provided on the second roller single piece are arranged in a relatively staggered manner.
Preferably, in the above technical solution, the first roller single piece and the second roller single piece are cylindrical in shape; the first roller single piece and the second roller single piece rotate in opposite directions.
Preferably, in the above technical solution, the first groove, the second groove, and the third groove are in a shape of one of a V shape, a rectangle, or a trapezoid.
Use the technical scheme of the utility model, following beneficial effect has:
(1) the utility model discloses a crushing roller comprises at least one roller single piece, wherein the roller single piece comprises a roller body, a first groove, a second groove and a third groove which are arranged on the roller body; the first groove is arranged on the outer wall of the roller body; the second groove is spirally arranged on the outer wall of the roller body and is intersected with the first groove to form a first bulge for material transfer and processing; the third groove is arranged on the outer wall of the roller body along the circumferential direction and intersects with the first groove to form a second protruding portion used for material processing and transferring. Through setting up unique first recess, second recess and third recess on the roll body, the cooperation of first recess, second recess and third recess can be processed the material to roll body bearing atress less one side, and the life-span of balanced roll body both sides bearing when guaranteeing that the material does not remove to the roll body both ends.
(2) The first groove of the utility model has a deviation angle with the central axis of the roller body; through cooperating with second recess and third recess, shift the material to the direction of keeping away from the roll body tip, alleviate the wearing and tearing of roll body tip, reinforcing practicality.
(3) The utility model discloses the second recess of spiral setting on first roller stick and the second recess spiral opposite direction of spiral setting on the second roller stick realize shifting the material to the less one end of roll body bearing atress through two sets of spiral opposite direction's second recess and process, alleviate roll body both ends wearing and tearing, the life-span of balanced roll body both ends bearing.
(4) The utility model discloses the third recess of setting on first roller stick and the relative dislocation set of third recess of setting on second roller stick avoid the material to get into third groove section and add man-hour, just complete discharge after not processing.
(5) First recess, second recess and third recess shape are one or more in V-arrangement, rectangle and the trapezoidal, mutually support through first recess, second recess and the third recess of different shapes or same shape, are convenient for shift and process the material.
(6) The first roller single piece and the second roller single piece of the utility model are cylindrical; the first roller single piece and the second roller single piece are opposite in rotating direction, a gap for processing materials is formed by the two cylindrical roller single pieces which are arranged in parallel and separated from each other, the opposite rotating direction is matched with the second grooves formed in the first roller single piece and the second roller single piece, the materials are conveyed along one direction, and the two groups of roller single pieces have a rotating speed difference, so that the materials can be fully kneaded, and the processing effect is good.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
In the drawings:
FIG. 1 is a schematic view showing the structure of the present embodiment (the previous chopper is not shown)
FIG. 2 is an axial cross-sectional view of the first and second roll singlets of FIG. 1;
FIG. 3 is a schematic view of a single piece construction of the first roll of FIG. 1;
FIG. 4 is an enlarged, fragmentary schematic view of a single piece of the first roll of FIG. 1;
wherein, 1, the first roller is a single piece; 2. a second roller unit; 3. a first groove; 4. a second groove; 5. a third groove; 6. A first boss portion; 7. a second boss.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Example (b):
a crushing roller, as shown in fig. 1-4, is arranged on a shell of a grain crushing device, and is driven by a belt to rotate, so as to realize material processing, and the specific structure of the crushing roller is as follows:
the crushing roller comprises at least one roller single piece, wherein two roller single pieces are generally adopted for crushing materials, and the crushing roller specifically comprises a first roller single piece 1 and a second roller single piece 2, and the roller single pieces have the following structures:
the roller unit comprises a roller body (here, it is preferred that the roller body is cylindrical in shape) and a groove group arranged on the roller body, the groove group comprising a first groove 3, a second groove 4 and a third groove 5, as shown in fig. 1 (the direction of the linear arrow indicates the material transfer direction, and the direction of the arc arrow indicates the rotation direction of the roller body), in particular:
the arrangement mode of the first groove is as follows: as shown in fig. 1, the first groove 3 includes a plurality of groups of first groove single pieces, the plurality of groups of first groove single pieces are arranged on the outer wall of the roller body in parallel at equal intervals along the circumferential direction of the roller body, the length direction of the first groove single piece is arranged at an offset angle with respect to the central axis of the roller body (as shown in fig. 3, L1 is a line parallel to the central axis of the roller body, and L2 is the grooving direction of the first groove single piece), and the offset angle may be selected according to practical situations, and is preferably 5 ° to 10 °.
The arrangement mode of the second groove is as follows: as shown in fig. 1, the second groove 4 includes multiple groups of second groove single pieces, the multiple groups of second groove single pieces are spirally arranged on the outer wall of the roller body at equal intervals, specifically, the second groove single pieces are spirally arranged to a certain position from one end of the side B, and the length of the second groove arranged on the roller body is one half to four fifths of the length of the whole roller body; the distance between two adjacent sets of second groove single pieces can be selected according to actual conditions, and a plurality of sets of second groove single pieces spirally arranged on the outer wall of the roller body are intersected with the first groove single pieces to form a plurality of sets of first protrusions 6 for material transfer and processing, and as shown in fig. 4, the materials are transferred and extruded through the first protrusions on the two sets of roller single pieces.
The third groove is arranged in the following mode: the third groove comprises a plurality of groups of third groove single pieces, the plurality of groups of third groove single pieces are arranged on the outer wall of the roller body, which is not provided with the second groove, at equal intervals along the circumferential direction, specifically, the third groove single pieces are arranged at one end of the A side of the roller body, and the second groove single pieces and the third groove single pieces are arranged in parallel and have a gap of 0.01-10 mm; the third groove single piece intersects with the first groove single piece to form a second boss 7 for material processing, and as shown in fig. 4, the number of the third groove single pieces can be selected according to actual conditions (seven groups are illustrated in fig. 1).
In this embodiment, it is preferable that the second grooves provided on the two sets of roller single pieces have opposite spiral directions and opposite rotation directions of the roller single pieces (preferably, the first roller single piece rotates counterclockwise, and the second roller single piece rotates clockwise), so that the material thrown from the lower ends of the two sets of roller single pieces is transferred to the end of the roller body where the bearing force is small, and is processed (the side of the intersection of the second groove and the third groove).
Preferred in this embodiment, the material passes through preceding one-level comminution device, and continuous lower extreme by two sets of adjacent crushing rollers gets into, and the processing clearance of reserving between the crushing roller is carried the next stage behind the broken back of kneading to the material that gets into.
The roller body single piece of this embodiment adopts the first recess, second recess and the third recess that sets up special construction on the roller body, and the combination of three kinds of different recesses can be processed the material gathering in the less one end of partial to roller body bearing atress, and balanced both sides bearing life-span when guaranteeing that the material does not move to both ends, and the material transfer direction is as shown in the arrow direction on the roller body of fig. 1.
As shown in fig. 2, fig. 2 is an axial sectional view of the first roller single piece and the second roller single piece from the side a in fig. 1, the first lug boss and the second lug boss are both helical teeth (the direction of the teeth forms an angle of 30-85 degrees, preferably 40-65 degrees, and more preferably 45 degrees with the horizontal plane), and when the first roller single piece and the second roller single piece rotate in opposite directions, a processing position for crushing grains is formed between the first roller single piece and the second roller single piece. Preferably, the number of the first groove single pieces is 100 and 160, and the groove depth is 0.5-7 mm.
Preferably, the third groove single pieces arranged on the first roller single piece and the second roller single piece are arranged in a staggered mode, the size of the staggered interval is selected according to actual conditions, and the size of the interval is preferably 5-10 mm.
In the present embodiment, the shape of the first groove, the second groove and the third groove is preferably one of V-shape, rectangular shape or trapezoidal shape, and here, the shape of the first groove is preferably V-shape, and the shape of the second groove and the third groove is preferably trapezoidal shape (the V-shape is illustrated in fig. 2).
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A crushing roller comprising at least one roller element, said roller element comprising a roller body and a groove group provided on the roller body;
the groove group comprises a first groove (3), a second groove (4) and a third groove (5); the first groove is arranged on the outer wall of the roller body; the second groove is spirally arranged on the outer wall of the roller body and intersects with the first groove to form a first bulge (6) for material transfer and processing; the third groove is arranged on the outer wall of the roller body along the circumferential direction of the roller body and intersects with the first groove to form a second bulge (7) for material transfer and processing.
2. A grinding roll according to claim 1, characterized in that the first groove (3) is at an angle deviating from the central axis of the roll body.
3. The grinding roll of claim 2 wherein the offset angle is between 1 ° and 30 °.
4. The grinding roll according to claim 1, characterized in that it comprises a first roll piece (1) and a second roll piece (2); the second grooves spirally arranged on the first roller single piece (1) and the second grooves spirally arranged on the second roller single piece (2) are opposite in spiral direction.
5. A crushing roll according to claim 4, characterized in that the third grooves provided on the first roll piece (1) and the third grooves provided on the second roll piece (2) are arranged offset with respect to each other.
6. The grinding roll according to claim 4, characterized in that the first roll piece (1) and the second roll piece (2) are cylindrical in shape; the first roller single piece and the second roller single piece rotate in opposite directions.
7. The grinding roll of claim 1 wherein the first, second, and third grooves are one of V-shaped, rectangular, or trapezoidal in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021694052.0U CN213078618U (en) | 2020-08-14 | 2020-08-14 | Crushing roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021694052.0U CN213078618U (en) | 2020-08-14 | 2020-08-14 | Crushing roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213078618U true CN213078618U (en) | 2021-04-30 |
Family
ID=75631771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021694052.0U Active CN213078618U (en) | 2020-08-14 | 2020-08-14 | Crushing roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213078618U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113894510A (en) * | 2021-11-05 | 2022-01-07 | 中国铁建重工集团股份有限公司 | Method for processing crushing roller |
-
2020
- 2020-08-14 CN CN202021694052.0U patent/CN213078618U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113894510A (en) * | 2021-11-05 | 2022-01-07 | 中国铁建重工集团股份有限公司 | Method for processing crushing roller |
| CN113894510B (en) * | 2021-11-05 | 2023-03-10 | 中国铁建重工集团股份有限公司 | Method for processing crushing roller |
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