CN223209969U - A multi-stage screening device for materials - Google Patents
A multi-stage screening device for materialsInfo
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- CN223209969U CN223209969U CN202422299140.5U CN202422299140U CN223209969U CN 223209969 U CN223209969 U CN 223209969U CN 202422299140 U CN202422299140 U CN 202422299140U CN 223209969 U CN223209969 U CN 223209969U
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Abstract
本实用新型公开了一种物料多级筛分装置，涉及色选机技术领域。该物料多级筛分装置包括筛分箱以及色选箱，筛分箱与色选箱之间安装有输送带，筛分箱内部依次设置有第一筛分机构以及第二筛分机构，筛分箱内部下侧转动设置有支撑轴，支撑轴上设置有凸轮，第二筛分机构底部设置有从动件，与凸轮相配合，便于调节第一筛分机构以及第二筛分机构上下往复运动，达到根据物料的不同颗粒大小对物料进行多级筛分的目的，方便后续的进一步色选，有效提高了物料的分选效果。
The utility model discloses a multi-stage material screening device, which relates to the technical field of color sorters. The multi-stage material screening device includes a screening box and a color sorting box, a conveyor belt is installed between the screening box and the color sorting box, a first screening mechanism and a second screening mechanism are sequentially arranged inside the screening box, a support shaft is rotatably arranged on the lower side of the screening box, a cam is arranged on the support shaft, and a follower is arranged at the bottom of the second screening mechanism, which cooperates with the cam to facilitate the adjustment of the up and down reciprocating motion of the first screening mechanism and the second screening mechanism, thereby achieving the purpose of multi-stage screening of materials according to different particle sizes, facilitating subsequent further color sorting, and effectively improving the sorting effect of materials.
Description
Technical Field
The utility model belongs to the technical field of color selectors, and particularly relates to a material multi-stage screening device.
Background
The color sorter is equipment for automatically sorting out different-color particles in a particle material by utilizing a photoelectric detection technology according to the difference of optical characteristics of the material, has wide application in industries such as grains, foods, pigment chemical industry and the like, has obvious sorting effects on various kinds of difficult-to-sort malignant impurities such as regenerated plastic sheets, plastic particles, corns, various beans, various kinds of rice, ores, peppers, garlic kernels, melon seeds, raisins, seeds, traditional Chinese medicines, sea rice, dried shrimps, syzygotes, glass, metals, homocolor bars and the like, and is widely applied to the fields of bulk material or packaging industry, food quality detection and classification.
At present, the existing color sorter mainly utilizes the optical characteristic difference of materials to sort, is suitable for materials with obvious color difference, is inconvenient to sort according to different sizes of materials, has poor sorting effect on the materials with different sizes of particles, and when the materials with different particle sizes are mixed together and enter a color sorting area through a material sorting channel, the materials with larger particles are easy to block the materials with smaller particles, so that the sorting effect is influenced.
In order to solve the problems, we propose a multi-stage screening device for materials.
Disclosure of utility model
Technical proposal
In order to solve the technical problems, the utility model provides a material multistage screening device which comprises a screening box and a color sorting box, wherein a conveying belt is arranged between the screening box and the color sorting box, a first screening mechanism and a second screening mechanism are sequentially arranged inside the screening box, a supporting shaft is rotatably arranged at the lower side of the inside of the screening box, a cam is arranged on the supporting shaft, a driven piece is arranged at the bottom of the second screening mechanism and matched with the cam, two T-shaped grooves are oppositely formed in one side of the inner wall of the screening box, T-shaped blocks are slidably arranged inside the T-shaped grooves, the upper and lower T-shaped blocks are respectively connected with the first screening mechanism and the second screening mechanism, and a second spring is connected between the lower end of each T-shaped block and the inner wall of each T-shaped groove.
The first screening mechanism comprises a first screen frame, a first discharge hole, a first filter plate and a first guide chute, wherein the first screen frame is movably arranged on the upper side inside the screening box, the first discharge hole is formed in the right side surface of the screening box, the outlet end of the first screen frame penetrates through the first discharge hole, the first filter plate is arranged at the bottom of the inner side of the first screen frame and matched with the inner cavity of the screening box, and the first guide chute is obliquely fixed on one side of the bottom of the first screen frame.
The second screening mechanism comprises a second screen frame, a second discharge port, a second filter plate and a second guide chute, wherein the second screen frame is obliquely fixed on one side of the bottom of the first screen frame, the outlet end of the first guide chute is mutually matched with the second screen frame, the second discharge port is formed in the lower side of the left surface of the screening box, the outlet end of the second screen frame penetrates through the second discharge port, the second filter plate is fixed on the inner bottom of the second screen frame and is matched with the inner cavity of the screening box, the second guide chute is obliquely fixed on one side of the bottom of the second screen frame, and the outlet end of the second guide chute is mutually matched with the conveying belt, and the driven piece is fixed on the bottom of the second guide chute.
The upper T-shaped block and the lower T-shaped block are fixedly connected with the first screen frame and one side, far away from the outlet end, of the second guide chute respectively, and a plurality of first springs are connected between one side of the bottom of the first screen frame and the inner wall of the first discharge hole.
The screening box is characterized in that a feeding hopper is arranged at an upper port of the screening box, a first material guide plate and a second material guide plate are fixed on the inner wall of the joint of the feeding hopper and the screening box in a relatively inclined mode, a cross rod is fixed on the upper side of the inner portion of the first screen frame, a plurality of vibrating rods are fixed on the cross rod, and gaps between the vibrating rods and the first material guide plate and between the vibrating rods and the second material guide plate are matched with each other.
The screening box is fixed with the support frame between the screening box bottom with look select the case portion, look select case internally mounted to have look to select the mechanism, driving motor is installed to screening box rear side, driving motor's output shaft is connected with the rear end of back shaft, the first discharge gate outside is provided with first material receiving box, cooperatees with the exit end of first screen frame, the second discharge gate outside is provided with the second material receiving box, cooperatees with the exit end of second screen frame.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the cam is conveniently driven to rotate through the supporting shaft, under the mutual matching of the cam and the driven piece, the movable matching of the T-shaped block and the T-shaped groove and the elastic action of the second spring are combined, so that the first screening mechanism and the second screening mechanism are driven to synchronously reciprocate up and down, the aim of carrying out multistage screening according to different particle sizes of materials is fulfilled, the materials with the same size after multistage screening are conveniently conveyed into the color selection box by combining the conveying belt, the color selection is further carried out, the sorting effect of the materials is effectively improved, the defect that the existing color selector is mainly suitable for materials with obvious color difference, the sorting effect of the materials with different sizes is poor due to the fact that the materials with different sizes are inconvenient to sort, and meanwhile, the defect that the materials with different sizes are easy to block the materials with smaller particles and influence the sorting effect due to the fact that the materials with the larger particles are mixed together and enter the color selection area through the material sorting channel is overcome.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a schematic view of the structure of section A-A of FIG. 2;
FIG. 4 is an enlarged schematic view of the structure shown at B in FIG. 3;
Fig. 5 is an enlarged schematic view of the structure at C in fig. 3.
The drawing comprises a screening box 1, a color selection box 2, a conveying belt 3, a first screen frame 4, a first discharge hole 5, a first filter plate 6, a first guide chute 7, a first material receiving box 8, a first material receiving box 9, a second screen frame 10, a second discharge hole 11, a second filter plate 12, a second guide chute 13, a second material receiving box 14, a support shaft 15, a cam 16, a follower 17, a first spring 18, a T-shaped groove 19, a T-shaped block 20, a second spring 21, a first guide plate 22, a second guide plate 23, a feed hopper 24, a cross rod 25 and a vibrating rod.
Detailed Description
This embodiment is multistage screening plant of material, as shown in fig. 1-5, this multistage screening plant of material, including screening case 1 and look selection case 2, install conveyer belt 3 between screening case 1 and the look selection case 2, screening case 1 inside has set gradually first screening mechanism and second screening mechanism, the inside downside rotation of screening case 1 is provided with back shaft 14, be provided with cam 15 on the back shaft 14, second screening mechanism bottom is provided with follower 16, cooperate with cam 15, two T-shaped grooves 18 have been offered relatively to screening case 1 inner wall one side, T-shaped groove 18 inside slides and is provided with T-shaped piece 19, upper and lower two T-shaped pieces 19 link to each other with first screening mechanism and second screening mechanism respectively, be connected with second spring 20 between T-shaped piece 19 lower extreme and the T-shaped groove 18 inner wall.
The cam 15 is convenient to drive through the back shaft 14 to rotate, under the mutually supporting of cam 15 and follower 16, combine T shape piece 19 and T shape groove 18's clearance fit, and the elastic action of second spring 20, and then drive first screening mechanism and second screening mechanism and reciprocate from top to bottom in step, realize carrying out multistage screening's purpose according to the different granule sizes of material, combine conveyer belt 3, be convenient for carry the material of the same size after multistage screening to look selection case 2 inside, further carry out the look selection, effectively improved the sorting effect of material.
The first screening mechanism comprises a first screen frame 4, a first discharge hole 5, a first filter plate 6 and a first guide chute 7, wherein the first screen frame 4 is movably arranged on the upper side inside the screening box 1, the first discharge hole 5 is formed in the right side surface of the screening box 1, the outlet end of the first screen frame 4 penetrates through the first discharge hole 5, the first filter plate 6 is arranged at the inner bottom of the first screen frame 4 and matched with the inner cavity of the screening box 1, and the first guide chute 7 is obliquely fixed on one side of the bottom of the first screen frame 4.
The second screening mechanism comprises a second screen frame 9, a second discharge port 10, a second filter plate 11 and a second guide chute 12, wherein the second screen frame 9 is obliquely fixed on one side of the bottom of the first screen frame 4, the outlet end of the first guide chute 7 is mutually matched with the second screen frame 9, the second discharge port 10 is arranged on the lower side of the left surface of the screening box 1, the outlet end of the second screen frame 9 penetrates through the second discharge port 10, the second filter plate 11 is fixed on the inner bottom of the second screen frame 9 and is matched with the inner cavity of the screening box 1, the second guide chute 12 is obliquely fixed on one side of the bottom of the second screen frame 9, the outlet end of the second guide chute 12 is mutually matched with the conveying belt 3, and the driven piece 16 is fixed on the bottom of the second guide chute 12.
The upper T-shaped block 19 and the lower T-shaped block 19 are fixedly connected with the first screen frame 4 and one side of the second guide chute 12, which is far away from the outlet end, and a plurality of first springs 17 are connected between one side of the bottom of the first screen frame 4 and the inner wall of the first discharge hole 5.
The feeding hopper 23 is installed to the last port of screening case 1, and the inner wall relative slope of feeding hopper 23 and screening case 1 junction is fixed with first stock guide 21 and second stock guide 22, and the inside upside of first reel 4 is fixed with horizontal pole 24, is fixed with a plurality of vibrating bars 25 on the horizontal pole 24, and the clearance between vibrating bars 25 and first stock guide 21 and the second stock guide 22 mutually support.
The support frame is fixed with between screening case 1 and the look selection case 2 bottom, guaranteed the supporting stability of device bottom, look selection case 2 internally mounted has look selection mechanism, and the convenience is further look selected the material, and driving motor is installed to screening case 1 rear side, driving motor's output shaft is connected with the rear end of back shaft 14, and driving support shaft 14 of being convenient for rotates, has guaranteed the result of use of first screening mechanism and second screening mechanism, and the 5 outsides of first discharge gate are provided with first material receiving box 8, cooperate with the exit end of first screen frame 4, are convenient for collect the material of the great granule that first screen frame 4 sieved, make things convenient for subsequent unified processing, and the 10 outsides of second discharge gate are provided with second material receiving box 13, mutually support with the exit end of second screen frame 9, are convenient for collect the material of the less granule that second screen frame 9 sieved, make things convenient for subsequent unified processing.
Examples:
When materials are sorted, a driving motor is started to drive a supporting shaft 14 to rotate, the rotation of the supporting shaft 14 drives a cam 15, and when the protruding part of the cam 15 contacts with the follower 16, the follower 16 is lifted upwards, under the sliding fit of a T-shaped block 19 and a T-shaped groove 18, the second guide groove 12, the second screen frame 9, the first guide groove 7 and the first screen frame 4 are lifted upwards stably, the first spring 17 and the second spring 20 are stretched, and when the protruding part of the cam 15 is far away from the follower 16, the second guide groove 12, the second screen frame 9, the first guide groove 7 and the first screen frame 4 move downwards under the action of gravity and the elastic action of the first spring 17 and the second spring 20, so that the purpose of adjusting the second guide groove 12, the second screen frame 9, the first guide groove 7 and the first screen frame 4 to reciprocate is achieved;
Secondly, the materials to be sorted are input through a feed hopper 23, the input materials slowly slide into the first screen frame 4 under the inclination action of the first material guide plate 21 and the second material guide plate 22, and the materials with larger particles are filtered out under the action of the first filter plate 6 along with the up-down reciprocating motion of the first screen frame 4 and slide rightwards along the first screen frame 4 and fall into the first material receiving box 8 outside;
The small-particle materials pass through the filtering holes on the first filter plate 6, fall into the first guide chute 7, slide rightwards under the inclination action of the first guide chute 7, fall into the second screen frame 9, further filter the materials falling into the second screen frame 9 by combining the second filter plate 11 in the process of up-and-down reciprocating motion of the second screen frame 9, the medium-particle materials are filtered out and slide leftwards along the second screen frame 9, fall into the outer second receiving box 13, the smallest-particle materials pass through the filtering holes on the second filter plate 11, fall into the second guide chute 12, slide rightwards under the inclination action of the second guide chute 12, and fall onto the conveyer belt 3;
The material with the smallest particles falling on the conveying belt 3 is conveyed to the right inside the color selection box 2 for further color selection, so that the sorting effect of the material is effectively improved;
The first receiving box 8 and the second receiving box 13 collect materials with similar sizes, and color selection is performed again when enough materials are to be collected so as to ensure the sorting effect of the materials;
Wherein in the in-process of adjusting the up-and-down reciprocating motion of the first screen frame 4, under the effect of the cross rod 24, the vibrating rod 25 is driven to reciprocate up and down synchronously, and materials falling between the first material guiding plate 21 and the second material guiding plate 22 are vibrated, so that the materials are ensured to fall into the first screen frame 4 at the lower side smoothly, the materials are prevented from being accumulated in the feed hopper 23, the blockage is caused, and the sorting progress of the materials is influenced.
Compared with the prior art, the utility model firstly carries out multistage screening on the materials to be sorted under the combined action of the screening box 1, the first screening mechanism and the second screening mechanism, so that the materials with similar size can be screened out, then the materials with similar size can be further subjected to color selection under the mutual cooperation of the color selection box 2 and the color selection mechanism, and the sorting effect of the materials can be effectively improved.
It should be further noted that, the installation structure, connection mode or arrangement mode of each component in the utility model is a common mechanical mode, so long as the beneficial effects can be achieved;
Meanwhile, limiting plates are arranged at the edges of two sides of the conveying belt 3, so that the phenomenon that materials falling on the conveying belt 3 fall off is avoided;
The color selection mechanism comprises a light source, a photoelectric sensor, a blowing valve and other components, and is installed, debugged and used by a person skilled in the art according to requirements.
All technical features in the embodiment can be freely combined according to actual needs.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form 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 utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. The utility model provides a multistage screening plant of material, includes screening case (1) and look selection case (2), its characterized in that, install conveyer belt (3) between screening case (1) and look selection case (2), screening case (1) inside has set gradually first screening mechanism and second screening mechanism, the inside downside rotation of screening case (1) is provided with back shaft (14), be provided with cam (15) on back shaft (14), second screening mechanism bottom is provided with follower (16), cooperatees with cam (15), two T-shaped grooves (18) have been seted up relatively to screening case (1) inner wall one side, T-shaped groove (18) inside slip is provided with T-shaped piece (19), upper and lower two T-shaped piece (19) link to each other with first screening mechanism and second screening mechanism respectively, be connected with second spring (20) between T-shaped piece (19) lower extreme and T-shaped groove (18) inner wall.
2. The multi-stage screening device for materials according to claim 1, wherein the first screening mechanism comprises a first screen frame (4), a first discharge hole (5), a first filter plate (6) and a first guide groove (7), the first screen frame (4) is movably arranged on the upper side inside the screening box (1), the first discharge hole (5) is formed in the right side surface of the screening box (1), the outlet end of the first screen frame (4) penetrates through the first discharge hole (5), the first filter plate (6) is mounted at the bottom inside the first screen frame (4) and is matched with the inner cavity of the screening box (1), and the first guide groove (7) is obliquely fixed on one side of the bottom of the first screen frame (4).
3. The multi-stage screening device for materials according to claim 2, wherein the second screening mechanism comprises a second screen frame (9), a second discharge port (10), a second filter plate (11) and a second guide chute (12), the second screen frame (9) is obliquely fixed on one side of the bottom of the first screen frame (4), the outlet end of the first guide chute (7) is mutually matched with the second screen frame (9), the second discharge port (10) is formed in the lower side of the left surface of the screening box (1), the outlet end of the second screen frame (9) penetrates through the second discharge port (10), the second filter plate (11) is fixed on the inner bottom of the second screen frame (9) and is matched with the inner cavity of the screening box (1), the second guide chute (12) is obliquely fixed on one side of the bottom of the second screen frame (9), the outlet end of the second guide chute (12) is mutually matched with the conveying belt (3), and the driven member (16) is fixed on the bottom of the second guide chute (12).
4. A multi-stage screening device for materials according to claim 3, wherein the upper and lower T-shaped blocks (19) are fixedly connected with the first screen frame (4) and one side of the second guide chute (12) far away from the outlet end respectively, and a plurality of first springs (17) are connected between one side of the bottom of the first screen frame (4) and the inner wall of the first discharge port (5).
5. The multi-stage screening device for materials according to claim 4, wherein a feeding hopper (23) is mounted at an upper port of the screening box (1), a first material guiding plate (21) and a second material guiding plate (22) are fixed on the inner wall of the joint of the feeding hopper (23) and the screening box (1) in a relatively inclined manner, a cross rod (24) is fixed on the upper side inside the first screen frame (4), a plurality of vibrating rods (25) are fixed on the cross rod (24), and the vibrating rods (25) are matched with gaps between the first material guiding plate (21) and the second material guiding plate (22).
6. The multi-stage screening device for materials according to claim 5, wherein a supporting frame is fixed between the screening box (1) and the bottom of the color selection box (2), a color selection mechanism is arranged in the color selection box (2), a driving motor is arranged on the rear side of the screening box (1), an output shaft of the driving motor is connected with the rear end of a supporting shaft (14), a first receiving box (8) is arranged on the outer side of the first discharging hole (5) and matched with the outlet end of the first screen frame (4), and a second receiving box (13) is arranged on the outer side of the second discharging hole (10) and matched with the outlet end of the second screen frame (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422299140.5U CN223209969U (en) | 2024-09-20 | 2024-09-20 | A multi-stage screening device for materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422299140.5U CN223209969U (en) | 2024-09-20 | 2024-09-20 | A multi-stage screening device for materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223209969U true CN223209969U (en) | 2025-08-12 |
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ID=96654259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422299140.5U Active CN223209969U (en) | 2024-09-20 | 2024-09-20 | A multi-stage screening device for materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223209969U (en) |
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2024
- 2024-09-20 CN CN202422299140.5U patent/CN223209969U/en active Active
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