CN210546213U

CN210546213U - Roller classificator

Info

Publication number: CN210546213U
Application number: CN201921591983.5U
Authority: CN
Inventors: 宋少云; 吴紫辉; 尹芳; 王旺平; 胡志刚; 万雅妮
Original assignee: Wuhan Polytechnic University
Current assignee: Wuhan Polytechnic University
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-05-19
Anticipated expiration: 2029-09-23

Abstract

The utility model discloses a cylinder preparator. The roller classificator comprises a rack and a separating cylinder, wherein the separating cylinder is rotatably arranged on the rack, a plurality of bag holes penetrating through the inner side of the separating cylinder are defined in the separating cylinder, and the depth of the bag holes is adjustable in the separating cylinder. The roller classificator of this application can screen the separation to the grain of different length to satisfy the grain separation demand of different lengths.

Description

Roller classificator

Technical Field

The utility model relates to a grain machinery technical field, concretely relates to cylinder preparator.

Background

The existing roller classificators screen grains with a certain length, so that the grains with limited length can be only screened when in use, and the grains with too long or too short length can not be screened on the same machine or the screening effect is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the main object of the utility model is to provide a cylinder preparator, aim at solving the problem that current cylinder preparator can only carry out the screening to the grain of fixed length.

In order to achieve the above object, the utility model provides a cylinder preparator, include:

a frame; and the number of the first and second groups,

the separating cylinder is rotatably arranged on the rack, a plurality of bag holes penetrating through the inner side of the separating cylinder are defined in the separating cylinder, and the depth of each bag hole can be adjusted.

Optionally, the separation cartridge comprises:

the side wall of the inner cylinder is provided with a plurality of first through holes which are distributed at intervals; and the number of the first and second groups,

the elastic tube is sleeved outside the inner tube and can rotate along with the inner tube, a plurality of second through holes which are correspondingly arranged with the first through holes are arranged on the side wall of the elastic tube, the first through holes and the second through holes jointly form the bag hole, the elastic tube is elastically and telescopically arranged along the radial direction, and the inner wall surface of the elastic tube is fixedly connected with the outer wall surface of the separation tube;

the roller concentrator also comprises an adjusting device, and the adjusting device is used for adjusting the elastic cylinder to elastically stretch and retract in the radial direction.

Optionally, the adjusting means comprises:

the arc plates are arranged on the outer side of the elastic cylinder along the circumferential direction of the elastic cylinder and are fixedly connected with the elastic cylinder;

and the driving mechanism drives the arc-shaped plates to move along the radial direction of the elastic cylinder so as to drive the elastic cylinder to elastically stretch and retract along the radial direction.

Optionally, the drive mechanism comprises:

the adjusting ring is rotatably sleeved on the outer side of the separating cylinder;

the rotation driving device drives the adjusting ring to rotate; and the number of the first and second groups,

the driving structure comprises an elongated groove and a sliding part which are matched with each other, one of the elongated groove and the sliding part is arranged on the adjusting ring, the other one of the elongated groove and the sliding part is arranged on the arc-shaped plate, the elongated groove obliquely extends along the circumferential direction of the elastic cylinder so as to have a component in the radial direction of the elastic cylinder, and therefore the plurality of arc-shaped plates can move along the radial direction of the elastic cylinder in the rotating process of the adjusting ring.

Optionally, actuating mechanism still includes supplementary regulation circle, the rotatable cover of supplementary regulation circle is located the outside of cylinder, and with the regulation circle is connected, the regulation circle rotates in order to drive supplementary regulation circle rotates, the regulation circle with supplementary regulation circle is located with corresponding respectively the arc is along axial both ends, supplementary regulation circle with one of them of arc is provided with supplementary sliding part, and another is provided with assists the growth groove, supplementary microscler groove along the circumference slope of elastic tube extends, with the radial weight that has of elastic tube upwards, so that supplementary regulation circle is at the rotation in-process, a plurality of arcs along the radial activity of elastic tube.

Alternatively, the elongated groove is provided as a first elongated hole, and the sliding portion is provided as a connecting pin.

Optionally, the adjusting ring is provided as a worm gear;

the rotation driving device comprises a worm, the worm is arranged to be matched with the worm wheel, the worm is close to or far away from the worm wheel and is movably arranged in the direction of the worm wheel, the rack is provided with a worm wheel which is meshed with the worm wheel to drive the working position of the worm wheel to rotate and the separation position of the worm wheel to keep away from.

Optionally, the rotation driving device further comprises:

the lifting mechanism comprises a lifting platform arranged below the worm wheel, the lifting platform has a movable stroke along the vertical direction, and the worm is arranged on the lifting platform; and the number of the first and second groups,

and the lifting driving mechanism is in driving connection with the lifting platform and is used for driving the lifting platform to move up and down.

Optionally, the lift drive mechanism comprises:

the supporting platform is arranged below the lifting platform;

the folding frame is arranged between the lifting platform and the supporting platform along the upward and downward intervals and comprises a first connecting rod, the upper end of the first connecting rod is hinged to the lifting platform, the lower end of the first connecting rod is hinged to the supporting platform in a sliding mode, the upper end of the second connecting rod is hinged to the lifting platform in a sliding mode, the lower end of the second connecting rod is hinged to the supporting platform in a sliding mode, the middle of the first connecting rod is hinged to the middle of the second connecting rod through a hinged shaft, and the sliding end of the first connecting rod and the sliding end of the second connecting rod are arranged in a corresponding mode in the upward;

the screw rod mechanism is arranged on the supporting table and comprises a screw rod and a sliding block, the sliding block is connected with the sliding end of the first connecting rod, and the sliding block moves along the screw rod to drive the sliding end of the first connecting rod to move.

Optionally, the two folding frames are arranged on two sides of the screw rod oppositely, the sliding ends of the two folding frames are arranged correspondingly, and the two folding frames are located at the sliding ends of the supporting table and connected with the sliding block.

The utility model provides an among the technical scheme, pocket hole mainly used on the cylinder that separates holds the grain that gets into in the section of thick bamboo will the degree of depth of pocket hole sets up to adjustable setting to can hold the grain of different length, make the cylinder preparator of this application can filter the separation to the grain of different length, in order to satisfy the grain separation demand of different length.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic diagram of a drum refiner according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of the driving structure shown in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the drive mechanism of FIG. 1;

fig. 4 is an enlarged schematic structural view of the lifting mechanism in fig. 1.

The reference numbers illustrate:

the object of the present invention is to provide a novel and advantageous solution for the above mentioned problems.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if the present invention relates to a directional indication, the directional indication is only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

In view of this, the present invention provides a roller concentrator, and fig. 1 to 4 are embodiments of the roller concentrator provided by the present invention.

Referring to fig. 1 to 2, in the present embodiment, the roller concentrator 100 is used for separating grains with different lengths to screen out grains with different grades. The roller classificator 100 comprises a frame 1 and a separating cylinder 2, wherein the separating cylinder 2 is rotatably arranged on the frame 1, a plurality of bag holes penetrating through the inner side of the separating cylinder 2 are defined in the separating cylinder 2, and the depth of the bag holes is adjustable in the separating cylinder 2. Other structures of the roller concentrator 100 and the fixing manner of the separation drum 2 and the frame 1 can adopt the existing structures, so the details are not described.

The utility model provides an among the technical scheme, the pocket hole mainly used on the cylinder 2 holds the grain that gets into in the section of thick bamboo, will the degree of depth of pocket hole sets up to adjustable setting to can hold the grain of different length, make the cylinder preparator 100 of this application can filter the separation to the grain of different length, in order to satisfy the grain separation demand of different length.

In this embodiment, in order to adjust the depth of the bag hole, the separation cylinder 2 is configured to include an inner cylinder 21 and an elastic cylinder 22, and a plurality of first through holes arranged at intervals are provided on a side wall of the inner cylinder 21; the elastic tube 22 is sleeved outside the inner tube 21 and can rotate together with the inner tube 21, a plurality of second through holes which are correspondingly arranged with the plurality of first through holes are formed in the side wall of the elastic tube 22, the first through holes and the second through holes jointly form the bag hole, the elastic tube 22 is an elastic tube which can be elastically and telescopically arranged along the radial direction, the inner wall surface of the elastic tube 22 is fixedly connected with the outer wall surface of the separation tube 2, when the elastic tube 22 expands outwards, the elastic tube 22 is stretched along the radial direction, so that the hole depth of the second through holes is prolonged, the hole depth of the whole bag hole is prolonged, and when the elastic tube 22 compresses inwards, the opposite is realized, so that the depth of the bag hole is shortened.

Obviously, the adjustment of the bag hole depth of the separation cylinder 2 is not limited to the above-mentioned one, and in other embodiments, the separation cylinder 2 may be configured to include a plurality of layers of cylinders, so that the bag hole depth on the wall of the elastic cylinder 22 can be adjusted by reducing or increasing the number of layers of cylinders. In another embodiment, the separation cylinder 2 may be configured to have a plurality of separation areas along the axial direction, and the bag hole depth of each separation area is different from that of the other separation areas, so that the adjustment of the bag hole depth is realized by adjusting the working area of the separation cylinder 2 along the axial direction. The separating cylinder 2 can be arranged in various ways, and the adjusting way for changing the depth of the bag hole is within the protection scope of the application.

The stretching of the elastic tube 22 can be driven in various ways, and in particular, in the present application, the roller concentrator 100 further comprises an adjusting device 3, wherein the adjusting device 3 is used for adjusting the elastic tube in radial elastic stretching activity, so that the elastic tube 22 can be adjusted through the adjusting device 3, and the adjusting mode is more convenient and intelligent.

Specifically, the adjusting device 3 comprises a plurality of arc-shaped plates 31 and a driving mechanism 32, wherein the arc-shaped plates 31 are arranged on the outer side of the elastic cylinder along the circumferential direction of the elastic cylinder and are connected with the elastic cylinder; the driving mechanism 32 drives the plurality of arc-shaped plates 31 to move along the radial direction of the elastic tube so as to drive the elastic tube 22 to elastically stretch along the radial direction, so that the elastic tube 22 is stretched by the movement of the arc-shaped plates 31, and therefore, the adjustment is more convenient, and grains with different lengths are separated.

Further, because the grain particles are all small, the difference between the grains with different lengths is not too large, and therefore, the depth of the bag hole is often only required to be finely adjusted. Specifically, in the present application, the driving mechanism 32 includes an adjusting ring, a rotation driving device 323 and a plurality of driving structures 324, wherein the adjusting ring is rotatably sleeved outside the separation cylinder 2 to be rotatable relative to the separation cylinder 2 when the bag hole depth needs to be adjusted, and to be rotatable together with the separation cylinder 2 when the adjustment is not needed, so as to facilitate the adjustment; the rotation driving device 323 drives the adjusting ring to rotate; each driving structure 324 includes an elongated slot and a sliding portion, which are engaged with each other, one of the elongated slot and the sliding portion is disposed on the adjusting ring, and the other is disposed on the arc-shaped plates 31, the elongated slot extends along the circumferential direction of the elastic cylinder in an inclined manner so as to have a component in the radial direction of the elastic cylinder, so that the plurality of arc-shaped plates 31 move in the radial direction of the elastic cylinder during the rotation of the adjusting ring, and the sliding portion can move along the elongated slot so as to generate a displacement in the radial direction of each arc-shaped plate 31, and the sliding engagement enables the adjustment to be smoother and more precise.

Further, the driving mechanism 32 further includes an auxiliary adjusting ring 322, the auxiliary adjusting ring 322 is rotatably sleeved outside the separating cylinder and is connected to the adjusting ring 321, the adjusting ring 321 rotates to drive the auxiliary adjusting ring 322 to rotate, the adjusting ring 321 and the auxiliary adjusting ring 322 are respectively and correspondingly disposed at two ends of each arc-shaped plate 31 along the axial direction, one of the auxiliary adjusting ring 322 and the arc-shaped plate 31 is provided with an auxiliary sliding portion, the other is provided with an auxiliary growth-promoting groove, the auxiliary long groove extends along the circumferential direction of the elastic cylinder 22 in an inclined manner so as to have a component in the radial direction of the elastic cylinder 22, so that during the rotation of the auxiliary adjusting ring 322, the plurality of arc-shaped plates 31 move along the radial direction of the elastic cylinder 22 to form adjusting supports at two ends of each arc-shaped plate 31, so that the telescopic adjustment of the elastic cylinder 22 is more balanced, so that the bag hole depths on the separating cylinder 2 before and after adjustment are always in a uniform distribution.

Further, referring to fig. 2 and 3, the elongated slot is configured as a first elongated hole 324a, and the sliding portion is configured as a connecting pin 324b, so that the connecting pin 324b can be directly inserted into the first elongated hole 324a, and the structure is simple, so as to facilitate installation and detachment. And specifically, in this application, first slot hole 324a lays in adjust circle 321 with on the supplementary circle 322 of adjusting, connecting pin 324b locates on the arc 31, with more convenient preparation, just adjust circle 321 with the quantity of the first slot hole 324a on the supplementary circle 322 of adjusting with the quantity of connecting pin 324b on the arc 31 is corresponding setting, and the quantity of connecting pin can also be adjusted according to the size of arc 31 certainly, in order to facilitate the installation and make.

Further, the adjusting ring 321 is provided as a worm wheel; rotate drive arrangement 323 and include worm 4, worm 4 with the worm wheel is the setting of cooperateing, 4 mobilizable locating of worm frame 1, have with the worm wheel meshes in order to drive worm wheel pivoted operating condition and keeping away from the operating condition of worm wheel, with needs are adjusted it is right to adjust circle 321 pocket hole is adjusted into, will worm 4 remove to with the worm wheel meshes mutually, rotates through rotating worm 4 in order to drive the worm wheel, can after adjusting, worm 4 remove, with convenient the worm wheel along with the separator cylinder 2 rotates together the one end of worm 4 is provided with the hand wheel, comes artifical the regulation with the accessible hand wheel worm 4. In the present application, the auxiliary adjusting ring 322 and the adjusting ring 321 are relatively fixed, so that when the adjusting ring 321 is adjusted to rotate, the auxiliary adjusting ring 322 can be driven to rotate together, so that the adjusting amounts at the two ends of the elastic tube 22 are more consistent.

In order to facilitate adjustment of the worm wheel without manually moving the worm 4 each time the worm wheel is adjusted, specifically, in this embodiment, the rotation driving device 323 further includes a lifting mechanism 5 and a lifting driving mechanism 52, the lifting mechanism 5 includes a lifting table 51, the lifting table 51 has a moving stroke along the vertical direction, the worm 4 is disposed on the lifting table 51, and the lifting table 51 moves up and down to drive the worm 4 to move up and down; the lifting driving mechanism 52 is in driving connection with the lifting platform 51 and is used for driving the lifting platform 51 to move up and down, so that the worm 4 is driven to move up and down, and the alignment of the worm 4 and the worm wheel is more accurate.

Further, the lifting driving mechanism 52 includes a support platform 55, a folding leg 53 and a screw rod mechanism 54, wherein the support platform 55 is disposed below the lifting platform 51; the folding frame 53 is arranged between the lifting platform 51 and the supporting platform 55 at an interval along the vertical direction, the folding frame 53 comprises a first connecting rod 531 of which the upper end is hinged on the lifting platform 51 and the lower end is hinged on the supporting platform 55 in a sliding way, and a second connecting rod 532 of which the upper end is hinged on the lifting platform 51 and the lower end is hinged on the supporting platform 55 in a sliding way, the middle part of the first connecting rod 531 is hinged with the middle part of the second connecting rod 532 through a hinged shaft, and the sliding end of the first connecting rod 531 and the sliding end of the second connecting rod 532 are correspondingly arranged along the vertical direction; the screw rod mechanism 54 is disposed on the support platform 55, and includes a screw rod 541 and a slider 542, the slider 542 is connected to the sliding end of the first link 531, the slider 542 moves along the screw rod 541 to drive the sliding end of the first link 531 to move, and the screw rod 541 is rotated to drive the slider 542 to move, so as to drive the sliding end of the first link 531 to move, so that the folding frame 53 can extend up and down to lift the lifting platform 51. And a hand wheel is further arranged at one end of the screw rod 541, so that the screw rod 541 is manually rotated through the hand wheel to save more labor and facilitate the use.

The way of driving the lifting platform 51 to lift is not limited to the above one, and in other embodiments, the lifting platform 51 may be directly driven by an air cylinder, and may also be moved in a telescopic manner by a telescopic mechanism, and the setting ways are various and are not repeated herein.

The two groups of connecting rods 53 are arranged on two radial sides of the screw rod 541 in an opposite manner, the sliding ends of the two folding frames 53 are arranged correspondingly, and the sliding ends of the two folding frames 53 below are connected with the sliding block to support the lifting table 51 in a balanced manner.

In this embodiment, referring to fig. 4, the supporting platform 55 is provided with two opposite mounting walls, the two mounting walls extend along the axial direction of the screw 541 and are respectively disposed at two sides of the screw 541, the folding frame 53 is disposed between the two opposite mounting walls, one side of the folding frame 53 is disposed near one of the mounting walls, each of the mounting walls is provided with a sliding groove 551, the sliding groove 551 extends along the axial direction of the screw 541, the sliding end of the sliding block 542 and the sliding end of the first connecting rod 531 are connected by a connecting shaft, and two ends of the connecting shaft are slidably disposed in the two sliding grooves 551 respectively. The sliding block 542 and the first connecting rod 531 are connected through the connecting shaft, the sliding block 542 moves to drive the folding frame 53 to move for lifting, and particularly when the folding frames 53 are arranged on both sides of the screw rod 541, the folding frames 53 are connected to both ends of the connecting shaft, so that the lifting table 51 can lift more stably.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings or directly or indirectly applied to other related technical fields are included in the same way in the protection scope of the present invention.

Claims

1. A roller refiner, comprising:

a frame; and the number of the first and second groups,

2. The roller concentrator of claim 1, wherein the separator drum comprises:

3. The roller concentrator of claim 2, wherein the adjustment means comprises:

4. The roller concentrator of claim 3, wherein the drive mechanism comprises:

5. The roller concentrator of claim 4, wherein the driving mechanism further includes an auxiliary adjusting ring rotatably sleeved outside the separation cylinder and connected to the adjusting ring, the adjusting ring rotates to drive the auxiliary adjusting ring to rotate together, the adjusting ring and the auxiliary adjusting ring are respectively and correspondingly disposed at two ends of the arc-shaped plate along the axial direction, one of the auxiliary adjusting ring and the arc-shaped plate is provided with an auxiliary sliding portion, and the other one of the auxiliary adjusting ring and the arc-shaped plate is provided with an auxiliary fostering groove, the auxiliary long groove extends along the circumferential direction of the elastic cylinder in an inclined manner so as to have a component in the radial direction of the elastic cylinder, so that the plurality of arc-shaped plates move in the radial direction of the elastic cylinder during the rotation of the auxiliary adjusting ring.

6. The roller concentrator of claim 4, wherein the elongated slot is provided as a first elongated hole and the sliding portion is provided as a connecting pin.

7. The roller refiner of claim 4 wherein said adjusting ring is provided as a worm gear;

8. The roller concentrator of claim 7, wherein the rotary drive further comprises:

9. The roller concentrator of claim 8, wherein the lift drive mechanism comprises:

the supporting platform is arranged below the lifting platform;

10. The roller concentrator of claim 9, wherein the two folding legs are oppositely disposed on both sides of the screw rod, the sliding ends of the two folding legs are correspondingly disposed, and the sliding ends of the two folding legs on the supporting platform are connected to the sliding block.