CN217293025U - Sieving machine with bent rod swing type screen mesh - Google Patents
Sieving machine with bent rod swing type screen mesh Download PDFInfo
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- CN217293025U CN217293025U CN202221010008.2U CN202221010008U CN217293025U CN 217293025 U CN217293025 U CN 217293025U CN 202221010008 U CN202221010008 U CN 202221010008U CN 217293025 U CN217293025 U CN 217293025U
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- screening
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- sieving
- screening net
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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Abstract
The utility model discloses a screening machine with a bent lever swing type screen mesh, which comprises a support frame, wherein a motor is fixedly arranged on the support frame, and the screening machine also comprises a screening net which is of an arc structure; one side of the outer arc surface of the screening net is connected to the support frame in a sliding manner; the aperture of the screening holes distributed from the middle part of the screening net to the two ends of the arc-shaped direction is gradually increased; the bent rod assembly is connected with the output end of the motor at one end and connected with the screening net at the other end, and when the motor works, the bent rod assembly is configured to drive the screening net to swing; the discharge hopper is arranged right below the screening holes of the screening net; the screening net is in a swinging state through the curved rod assembly to form a certain shaking and rolling effect so as to screen materials, screening holes with different pore sizes are designed in a matching mode, and then particles with different particle sizes are screened on one screening net simultaneously through the swinging range and frequency, so that the device is small in size and high in screening efficiency; is very suitable for screening small batches of plastic particles.
Description
Technical Field
The utility model relates to a plastic granule divides sieve technical field, especially relates to screening machine with bent lever oscillating screen cloth.
Background
The plastic particles are raw materials for storing, transporting and processing plastic in a semi-finished product form. The plastic particles need to be screened before use, so that the plastic particle is suitable for production of different products, and energy consumption is reduced. Current screening plant structure is comparatively simple, pours into the plastic granule and makes its automatic screening mechanism that flows in after the silo, because the plastic mobility of equidimension not even, and the granule is not of uniform size, piles up in discharge gate department easily, needs the workman to dredge, improves working strength, reduces production efficiency.
The plastic particles are usually screened by adopting a multi-stage screening net to screen particles with different particle sizes; however, the structural design makes the device itself very bulky and the screening efficiency is reduced. In the prior art, straight screening nets with different apertures and a vibrating device are often used to achieve corresponding screening effects, for example, a plastic particle screening machine is disclosed in the document with the application number of 201620025528.9, the device integrates coarse screening and fine screening, the coarse screening preliminarily screens agglomerated particles, the agglomerated particles enter a material receiving barrel, the agglomerated particles are prevented from entering a fine screening mechanism to block the screening nets, continuous feeding is performed in the coarse screening mechanism, the screening efficiency is improved, and the purity of the screened plastic particles is high; however, the machine has some disadvantages, the height difference of the discharge port is caused by the stage-type design of the discharge port, the screening of small-batch materials is not convenient enough, and the screening time is too long due to the multi-stage design of the small-batch materials; therefore, a new structural design is needed to rapidly complete the screening of small batches of materials, and the equipment volume and the screening efficiency are considered.
SUMMERY OF THE UTILITY MODEL
The problem that the whole volume is too large and a multi-stage filter screen is not suitable for small-batch materials in the prior art is solved; provides a technical scheme for solving the problem.
In order to achieve the above object, the utility model provides a screening machine with curved bar oscillating screen cloth, including the support frame, fixed mounting has the motor on the support frame, still includes:
the screening net is of an arc-shaped structure; one side of the outer arc surface of the screening net is connected to the supporting frame in a sliding mode; the aperture of the screening holes distributed from the middle part of the screening net to the two ends of the arc-shaped direction is gradually increased;
the curved rod assembly is connected with the output end of the motor at one end, and is connected with the screening net at the other end, and when the motor works, the curved rod assembly is configured to drive the screening net to swing;
and the discharge hopper is arranged right below the screening holes of the screening net.
Preferably, the support frame is provided with a roller, and the outer arc surface of the screening net is provided with a sliding rail matched with the roller.
Preferably, the curved bar subassembly is including drive belt, belt pulley and curved bar, the belt pulley passes through the bearing to be fixed on the support frame, the belt pulley with the output of motor matches the cover and is equipped with drive belt, the pivot of belt pulley cup joints the curved bar, the other end of curved bar with the screening net is connected.
Preferably, the bent rod comprises a rocker and a connecting rod, one end of the rocker is sleeved with the rotating shaft of the belt pulley to form coaxial rotation, the other end of the rocker is detachably connected with the connecting rod, and one end, far away from the rocker, of the connecting rod is rotatably connected with the screening net.
Preferably, the rocker is provided with at least two bolt holes along the axial direction, and the connecting rod is connected with the rocker through a bolt so as to adjust the swing radius of the rocker to form a first swing state and a second swing state; when the rocker is switched from the first swing state to the second swing state, the swing amplitude of the screening net is increased.
Preferably, two buffering strips are arranged in parallel on the inner arc surface of the screening net, and the arrangement direction of the buffering strips is perpendicular to the swinging direction of the screening net; the buffer strips divide the inner arc surface into three areas, wherein the three areas are a fine sieve area positioned between the two buffer strips and two coarse sieve areas positioned on two sides; when the rocker is in the first swing state, the materials are screened in the fine screening area; when the rocker is in a second swing state, the material is conveyed to the coarse screen area in a swing mode.
Preferably, the fine screen area has a smaller screening pore size than the coarse screen area.
Preferably, the fine screen area has a screen hole density greater than the screen hole density of the coarse screen area.
The utility model has the advantages that: the utility model discloses a sieving machine with a bent rod swinging type screen mesh, which comprises a supporting frame, wherein a motor is fixedly arranged on the supporting frame, and the sieving machine also comprises a sieving net which is of an arc structure; one side of the outer arc surface of the screening net is connected to the support frame in a sliding manner; the aperture of the screening holes distributed on the two ends of the screening net in the arc direction from the middle part is gradually increased; the bent rod assembly is connected with the output end of the motor at one end and connected with the screening net at the other end, and when the motor works, the bent rod assembly is configured to drive the screening net to swing; the discharge hopper is arranged right below the screening holes of the screening net; make the screening net be the swing state through bent rod subassembly to form certain shake and roll effect, thereby screening material, and the different aperture size's of cooperation design screening hole reaches the granule of sieving different particle diameters simultaneously on a screening net through wobbling scope and frequency again, and the plastic granules screening of especially adapted small batch volume uses.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a partial structure view of the motor and crank assembly of the present invention;
fig. 3 is a schematic structural view of the crankshaft assembly of the present invention;
FIG. 4 is a view of the structure of the sieving net of the present invention;
fig. 5 is a side view of the present invention.
The main component symbols are as follows:
1. a support frame; 11. a roller;
2. a motor;
3. screening the net; 31. screening holes; 32. a buffer strip; 321. a fine screening zone; 322. a coarse screening zone;
4. a curved bar assembly; 41. a belt; 42. a belt pulley; 43. a curved bar; 431. a rocker; 4311. a pin hole; 4312. a bolt; 432. a connecting rod;
5. and (4) discharging the hopper.
Detailed Description
In order to make the present invention clearer, the present invention will be further described with reference to the accompanying drawings.
In the following description, details of the preferred examples are given to provide a more thorough understanding of the invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or groups thereof.
The utility model discloses a sieving machine with a bent rod swing type screen mesh, please refer to fig. 1-5; including support frame 1, fixed mounting has motor 2 on the support frame 1, still includes:
the screening net 3 is of an arc-shaped structure; one side of the outer arc surface of the screening net is connected to the support frame 1 in a sliding manner; the aperture of the screening holes 31 distributed from the middle part of the screening net to the two ends of the arc-shaped direction is gradually increased; the screening net is designed into an arc-shaped structure, can adapt to a swinging structure, and can convert the swinging of the curved rod component into left-right sliding motion more smoothly, so that the screening process is smoother;
the curved rod component 4 is connected with the output end of the motor 2 at one end and connected with the sieving net 3 at the other end, and when the motor 2 works, the curved rod component is configured to drive the sieving net to swing; because the screening net is of an arc-shaped structure, the horizontal positions of two ends are higher than the horizontal position of the bottom in a standing state, so that the swinging frequency and the radius of the curved rod component can influence the swinging height of the screening net, and the effective screening area can be distinguished; therefore, the same screen can screen particles with different particle sizes, and the method is very suitable for small-batch materials; when in blanking, only the material is blanked from the right upper part of the screening net;
the discharge hopper 5 is arranged right below the screening holes of the screening net; during operation, small-particle-size particle materials are transferred firstly, and then large-particle-size particle materials are transferred in a receiving mode at the tail end.
In this embodiment, the support frame 1 is provided with the gyro wheel 11, and the extrados of screening net 3 is provided with the slide rail with the gyro wheel adaptation. The power transmission track of the screening net is ensured to be smooth and stable, and the range of the left-right swing of the screening net can be effectively controlled, so that the range of effective screening is ensured.
In this embodiment, the curved bar assembly 4 includes a transmission belt 41, a belt pulley 42 and a curved bar 43, the belt pulley 42 is fixed on the support frame through a bearing, the output ends of the belt pulley 42 and the motor are sleeved with the transmission belt 41, the rotating shaft of the belt pulley 42 is sleeved with the curved bar, and the other end of the curved bar 43 is pivoted with the sieving net 3. The curved bar structure is a common mode for converting rotary motion into swing curve motion, so that the curved bar structure can be matched with a screening net of an arc-shaped structure to accurately control the effective area of materials rolling on the screening net.
In this embodiment, the curved rod 43 comprises a rocker 431 and a connecting rod 432, one end of the rocker 431 is sleeved with the rotating shaft of the belt pulley 42 to form coaxial rotation, the other end of the rocker 431 is detachably connected with the connecting rod 432, and one end of the connecting rod far away from the rocker is rotatably connected with the sieving net. The connection point position of the rocker and the connecting rod can be adjusted, and the swing range of the screening net can be adjusted.
In this embodiment, the rocker 431 is provided with at least two bolt holes 4311 along the axial direction, and the connecting rod 432 and the rocker 431 are connected through a bolt 4312 to adjust the swing radius of the rocker, forming a first swing state and a second swing state; when the rocker is switched from the first swing state to the second swing state, the swing amplitude of the screening net is increased. Therefore, the material can fully filter small-particle-size particles in a first swing state and cannot slide into large holes at two ends; the second swing state is changed into a second swing state, the material is basically screened and filtered again from the large aperture; the filter is very efficient for small batches of material.
In this embodiment, two buffering strips 32 are arranged in parallel on the intrados of the sieving net 3, and the arrangement direction of the buffering strips is perpendicular to the swing direction of the sieving net; the inner arc surface is divided into three areas by the buffer strips, wherein the three areas are a fine screen area 321 positioned between the two buffer strips and two coarse screen areas 322 positioned at two sides; when the rocker is in a first swing state, the material is screened in the fine screening area; when the rocker is in the second swing state, the material is transported to the coarse screening area by the swing. Increase material friction through the buffering strip, further prevent that the material from rolling to the coarse screen district to go because inertia in the swing process, even if have also in error range.
In the embodiment, the aperture of the screening holes of the fine screening area is smaller than that of the screening holes of the coarse screening area; preferably, the fine screen area has a screen hole density greater than the screen hole density of the coarse screen area.
The utility model has the advantages that:
make the screening net be the swing state through bent rod subassembly to form certain shake and roll effect, thereby screening material, and the different aperture size's of cooperation design screening hole reaches the granule of sieving different particle diameters simultaneously on a screening net through wobbling scope and frequency again, is applicable to very much the plastic granules screening of small batch volume.
The above disclosure is only for the specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides a screening machine with bent lever oscillating screen cloth, including the support frame, fixed mounting has the motor on the support frame, its characterized in that still includes:
the screening net is of an arc-shaped structure; one side of the outer arc surface of the screening net is connected to the supporting frame in a sliding mode; the aperture of the screening holes distributed from the middle part of the screening net to the two ends in the arc direction is gradually increased;
the curved rod assembly is connected with the output end of the motor at one end, and is connected with the screening net at the other end, and when the motor works, the curved rod assembly is configured to drive the screening net to swing;
and the discharge hopper is arranged right below the screening holes of the screening net.
2. The sieving machine with the bent rod swinging type screen cloth according to claim 1, wherein the supporting frame is provided with a roller, and the outer arc surface of the sieving net is provided with a slide rail matched with the roller.
3. The sieving machine with the bent rod swinging type screen cloth according to claim 1, wherein the bent rod assembly comprises a transmission belt, a belt pulley and a bent rod, the belt pulley is fixed on the support frame through a bearing, the belt pulley and the output end of the motor are sleeved with the transmission belt in a matching manner, a rotating shaft of the belt pulley is sleeved with the bent rod, and the other end of the bent rod is connected with the sieving net.
4. The sieving machine with the bent rod swinging type screen cloth according to claim 3, wherein the bent rod comprises a swinging rod and a connecting rod, one end of the swinging rod is sleeved with the rotating shaft of the belt pulley to form coaxial rotation, the other end of the swinging rod is detachably connected with the connecting rod, and one end of the connecting rod, far away from the swinging rod, is rotatably connected with the sieving net.
5. The sieving machine with the bent rod swinging type screen mesh according to claim 4, characterized in that the rocker is provided with at least two bolt holes along the axial direction, the connecting rod and the rocker are connected through a bolt to adjust the swinging radius of the rocker to form a first swinging state and a second swinging state; when the rocker is switched from the first swing state to the second swing state, the swing amplitude of the screening net is increased.
6. The sieving machine with the bent rod swinging type screen cloth according to claim 5, wherein two buffering strips are arranged in parallel on the inner arc surface of the sieving net, and the arrangement direction of the buffering strips is perpendicular to the swinging direction of the sieving net; the buffer strips divide the inner arc surface into three areas, wherein the three areas are a fine sieve area positioned between the two buffer strips and two coarse sieve areas positioned on two sides; when the rocker is in the first swinging state, the materials are screened in the fine screening area; when the rocker is in a second swing state, the material is conveyed to the coarse screen area in a swing mode.
7. The sieving machine with the bent rod swinging type screen cloth according to claim 6, characterized in that the aperture of the sieving hole of the fine sieving area is smaller than that of the coarse sieving area.
8. The screen machine with the bent rod swinging type screen mesh of claim 7, wherein the screening hole density of the fine screen area is larger than that of the coarse screen area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221010008.2U CN217293025U (en) | 2022-04-28 | 2022-04-28 | Sieving machine with bent rod swing type screen mesh |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221010008.2U CN217293025U (en) | 2022-04-28 | 2022-04-28 | Sieving machine with bent rod swing type screen mesh |
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| Publication Number | Publication Date |
|---|---|
| CN217293025U true CN217293025U (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221010008.2U Active CN217293025U (en) | 2022-04-28 | 2022-04-28 | Sieving machine with bent rod swing type screen mesh |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116571536A (en) * | 2023-05-29 | 2023-08-11 | 广州绿之洁清洁服务有限公司 | Solid waste treatment equipment for accurately classifying and coping with mixed garbage |
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2022
- 2022-04-28 CN CN202221010008.2U patent/CN217293025U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116571536A (en) * | 2023-05-29 | 2023-08-11 | 广州绿之洁清洁服务有限公司 | Solid waste treatment equipment for accurately classifying and coping with mixed garbage |
| CN116571536B (en) * | 2023-05-29 | 2023-12-26 | 广州绿之洁清洁服务有限公司 | Solid waste treatment equipment for accurately classifying and coping with mixed garbage |
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