CN220517277U - Plastic granules sieving mechanism - Google Patents
Plastic granules sieving mechanism Download PDFInfo
- Publication number
- CN220517277U CN220517277U CN202322092274.5U CN202322092274U CN220517277U CN 220517277 U CN220517277 U CN 220517277U CN 202322092274 U CN202322092274 U CN 202322092274U CN 220517277 U CN220517277 U CN 220517277U
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- China
- Prior art keywords
- fixed
- screen
- screen frame
- plastic particle
- guide
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- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 229920000426 Microplastic Polymers 0.000 title claims description 5
- 238000007873 sieving Methods 0.000 title claims description 5
- 239000002245 particle Substances 0.000 claims abstract description 38
- 229920003023 plastic Polymers 0.000 claims abstract description 35
- 239000004033 plastic Substances 0.000 claims abstract description 35
- 238000012216 screening Methods 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 210000005056 cell body Anatomy 0.000 claims 2
- 244000188472 Ilex paraguariensis Species 0.000 claims 1
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000033001 locomotion Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000009958 sewing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to the technical field of plastic particle processing, and particularly discloses a plastic particle screening device which comprises a screen box assembly, wherein side beams are respectively fixed at the top ends of two sides of a frame along the longitudinal direction, guide grooves which are obliquely arranged are fixed between the bottom ends of the inner side walls of the two side beams, the bottom end of the screen box assembly is arranged between the top ends of the two side beams, a blockage cleaning roll shaft is uniformly arranged between the two side beams along the longitudinal direction, two ends of the blockage cleaning roll shaft are respectively sleeved on the side beams in a rotating way, a plurality of thorns are arranged on the peripheral wall of the blockage cleaning roll shaft, and a power mechanism for driving the screen box assembly to horizontally reciprocate is further arranged; the problem that the sieve holes are easy to be blocked by the plastic particle screening device is well solved.
Description
Technical Field
The utility model relates to the technical field of plastic particle processing, in particular to a plastic particle screening device.
Background
The plastic particles refer to granular plastics, which are generally divided into more than 200 and are subdivided into thousands. Common plastic particles are general plastic, engineering plastic and special plastic. Wherein, the plastic particles are particles formed by grinding and stirring the raw materials in a water phase, extruding the raw materials into strips, washing and cooling the strips with water, drying the strips by a fan and cutting the strips by a cutter; the prepared plastic particles need to be screened to remove particles which do not meet the particle size requirement.
In the related art, a plastic particle vibrating screen generally includes a screen frame, a screen provided on the screen frame, and a vibrating motor provided on the screen frame, and a screen hole is opened on the screen. The plastic particles are driven to move forward while vibrating on the screen by the vibrating motor as a vibrating source, and the plastic particles with smaller particle sizes fall down through the sieve holes of the screen, so that the particles with smaller particle sizes and larger particle sizes are separated and respectively leave the screen support from different discharge holes, and screening is completed. In the process of vibrating and screening plastic particles, part of plastic particles can be clamped in the sieve holes, so that the sieve holes are blocked, and the screening efficiency of the plastic particles is lower.
Disclosure of Invention
The utility model aims to provide a plastic particle screening device which is used for solving the problem that the existing plastic particle screening device is easy to cause screen hole blockage.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a plastic granules sieving mechanism, includes the screen box subassembly, the top of frame both sides is fixed with the curb girder along vertically respectively, and two be fixed with the baffle box that the slope set up between the curb girder inside wall bottom, two are located to the bottom of screen box subassembly between the curb girder top, clear stifled roller is along vertically evenly locating two between the curb girder, just clear stifled roller's both ends rotate the suit respectively in the curb girder, clear stifled roller's peripheral wall is equipped with a plurality of thorns protruding, still is equipped with and is used for the drive screen box subassembly horizontal reciprocating motion's power unit.
Preferably, the screen box assembly comprises a screen frame and a screen mesh fixed at the bottom end of the inner cavity of the screen frame.
Preferably, the screen frame further comprises a guide rod assembly and a guide piece, wherein the guide rod assembly comprises a support fixed on the front end and the rear end of the two side walls of the screen frame, a cylinder fixed on the outer side of the support, and a support rod fixed on the end face of the cylinder and extending longitudinally, the bottom end of the guide piece is provided with a clamping groove matched with the end part of the side beam in a fixed clamping manner, and guide holes matched with the support rod in a sliding sleeving manner are formed between the front wall and the rear wall of the guide piece.
Preferably, the peripheries of the two ends of the supporting rod are respectively sleeved with a limiting ring, and the positions of the supporting rod, which are positioned on the front side and the rear side of the guide piece, are respectively sleeved with a spring.
Preferably, the bottom of the outer side wall of the side beam is fixedly connected with a bracket respectively, the top of the outer side wall of the bracket is fixedly provided with a motor respectively, and a power output shaft of the motor is in transmission connection with the outer side wall of the screen frame through a crank connecting rod mechanism.
Preferably, the crank connecting rod mechanism comprises a base plate fixed at the middle part of two side walls of the screen frame, a shaft body perpendicular to the outer side walls of the base plate, a long connecting rod with one end sleeved on the shaft body in a rotating mode, and a short connecting rod with one end hinged with the other end of the long connecting rod and the other end fixedly sleeved on the power output shaft of the motor.
Preferably, a supporting beam for supporting the screen is fixed at the bottom of the screen frame, and the supporting beam is located at a position between two adjacent blocking-cleaning roll shafts.
Preferably, the bottom of the front end of the screen frame is provided with a discharge hole, the screen frame further comprises a detachable baffle used for closing the discharge hole, the top end of the detachable baffle is provided with a groove body matched with the top of the front end of the screen frame in a clamping manner, two sides of the front end of the groove body are respectively provided with a connecting plate, the tops of two side walls of the front end of the screen frame are respectively fixed with a fixing plate parallel to the connecting plates, and the connecting plates are connected with the fixing plates in a sewing manner through bolts.
Compared with the prior art, the utility model has the beneficial effects that:
according to the plastic particle screening device, the power mechanism drives the screen box assembly to perform high-speed horizontal reciprocating motion, so that plastic particles are screened; wherein screen box subassembly is at horizontal reciprocating motion's in-process, and its bottom surface is in clear stifled roller epaxial reciprocating motion, and clear stifled epaxial thorn protruding can in time clear away the plastics granule of blocking in the sieve mesh to guarantee the screening efficiency of screen box subassembly.
Drawings
FIG. 1 is a schematic side view of the overall structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 3 is a schematic perspective view of a screen box assembly of the present utility model;
FIG. 4 is a schematic perspective view of a guide bar assembly according to the present utility model;
FIG. 5 is a schematic perspective view of a guide of the present utility model;
FIG. 6 is a schematic perspective view of a bracket according to the present utility model;
fig. 7 is a schematic perspective view of the crank-link mechanism of the present utility model.
In the figure: 1-a frame; 11-side beams; 12-a guide chute;
2-a screen box assembly; 21-a screen frame; 211-a discharge hole; 212-fixing plates; 22-screen; 23-a removable baffle; 231-a tank body; 232-connecting plates; 24-supporting beams;
3-clearing a blockage roller shaft; 31-thorn convexity;
4-a guide rod assembly; 41-supporting seats; 42-column; 43-supporting rods; 44-limiting rings; 45-springs;
5-a guide; 51-clamping grooves; 52-guiding holes;
6-a bracket;
7-a motor;
8-crank link mechanism; 81-a substrate; 82-a shaft body; 83-long links; 84-short link.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-7, the present utility model provides a technical solution: the utility model provides a plastic granules sieving mechanism, includes screen box subassembly 2, and screen box subassembly 2 includes screen frame 21 and is fixed in screen 22 of screen frame 21 inner chamber bottom.
The top ends of the two sides of the frame 1 are respectively fixed with side beams 11 along the longitudinal direction, and a guide chute 12 which is obliquely arranged is fixed between the bottom ends of the inner side walls of the two side beams 11.
The bottom of the screen box assembly 2 is arranged between the top ends of the two side beams 11, the blockage-removing roll shaft 3 is uniformly arranged between the two side beams 11 along the longitudinal direction, the two ends of the blockage-removing roll shaft 3 are respectively sleeved on the side beams 11 in a rotating way, and a plurality of thorns 31 are arranged on the peripheral wall of the blockage-removing roll shaft 3.
The guide rod assembly 4 comprises a support 41 fixed on the front and rear end positions of the two side walls of the screen frame 21, a column 42 fixed on the outer side of the support 41, and a support rod 43 fixed on the end face of the column 42 and extending longitudinally.
The bottom end of the guide piece 5 is provided with a clamping groove 51 fixedly clamped and matched with the end part of the side beam 11, and guide holes 52 matched with the support rods 43 in a sliding sleeve joint manner are arranged between the front wall and the rear wall of the guide piece 5.
The brackets 6 are respectively and fixedly connected to the bottoms of the outer side walls of the side beams 11, the tops of the outer side walls of the brackets 6 are respectively and fixedly provided with the motors 7, and power output shafts of the motors 7 are in transmission connection with the outer side walls of the screen frames 21 through the crank connecting rod mechanisms 8.
In conclusion, the motor 7 drives the screen box assembly 2 to horizontally reciprocate at a high speed through the crank-link mechanism 8. The mounting relationship of the support rods 43 and the guide holes 52 not only serves to support the screen box assembly 2, but also to guide the horizontal movement of the screen box assembly 2. When the screen box assembly 2 carries out horizontal reciprocating motion at a high speed, the screening of plastic particles can be realized, wherein the plastic particles with smaller particle sizes are called undersize products and fall into the guide chute 12, and the guide chute 12 carries out guide conveying on the undersize products. In addition, when the screen box assembly 2 integrally moves horizontally, the bottom surface of the screen 22 continuously moves on the blockage-removing roller shaft 3, and the thorn protrusions 31 on the peripheral wall of the blockage-removing roller shaft 3 are used for timely ejecting plastic particles jammed in the screen holes on the screen 22, so that the screen holes are prevented from being in a blocking state, and the screening efficiency of the screen 22 is ensured.
The thorn 31 is made of plastic with a certain elasticity.
Referring to fig. 1 and 4, the peripheries of both ends of the supporting rod 43 are respectively sleeved with a limiting ring 44, and the positions of the supporting rod 43, which are positioned on the front side and the rear side of the guide piece 5, are respectively sleeved with a spring 45. The spring 45 plays a role in buffering the horizontal reciprocating movement of the screen box assembly 2, and prevents hard collision.
Referring to fig. 1 and 7, the crank-link mechanism 8 includes a base plate 81 fixed in the middle of two side walls of the screen frame 21, a shaft 82 perpendicular to the outer side wall of the base plate 81, a long link 83 with one end rotatably sleeved on the shaft 82, and a short link 84 with one end hinged to the other end of the long link 83 and the other end fixedly sleeved on the power output shaft of the motor 7. The motor 7 drives the short connecting rod 84 to rotate, and the short connecting rod 84 forms a periodical push-pull effect on the screen box assembly 2 through the long connecting rod 83.
Referring to fig. 2, a support beam 24 for supporting the screen 22 is fixed to the bottom of the screen frame 21, and the support beam 24 is located at a position between two adjacent block-cleaning rollers 3. The screen 22 may be secured to the support beam 24 using screws.
Referring to fig. 3, a discharge hole 211 is formed at the bottom of the front end of the screen frame 21, and the screen frame further comprises a detachable baffle 23 for closing the discharge hole 211, a groove 231 which is clamped and matched with the top of the front end of the screen frame 21 is formed at the top of the detachable baffle 23, connecting plates 232 are respectively arranged at two sides of the front end of the groove 231, fixing plates 212 parallel to the connecting plates 232 are respectively fixed at the tops of two side walls of the front end of the screen frame 21, and the connecting plates 232 and the fixing plates 212 are connected by using bolts in a sewing mode. The bolts are removed, so that the detachable baffle plate 23 is convenient to detach, and the plastic particles on the screen in the screen frame 21 are convenient to discharge.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a plastic granules sieving mechanism, includes sieve case subassembly (2), its characterized in that still includes:
the device comprises a frame (1), wherein side beams (11) are respectively fixed at the top ends of two sides of the frame (1) along the longitudinal direction, guide grooves (12) which are obliquely arranged are fixed between the bottom ends of the inner side walls of the two side beams (11), and the bottom ends of the screen box assemblies (2) are arranged between the top ends of the two side beams (11);
the anti-blocking device comprises a blocking-removing roll shaft (3), wherein the blocking-removing roll shaft (3) is longitudinally and uniformly arranged between two side beams (11), two ends of the blocking-removing roll shaft (3) are respectively sleeved on the side beams (11) in a rotating way, and a plurality of thorns (31) are arranged on the peripheral wall of the blocking-removing roll shaft (3); and
and the power mechanism is used for driving the screen box assembly (2) to horizontally reciprocate.
2. A plastic particle screening apparatus according to claim 1, wherein: the screen box assembly (2) comprises a screen frame (21) and a screen (22) fixed at the bottom end of the inner cavity of the screen frame (21).
3. A plastic particle screening apparatus according to claim 2, characterized in that: still include guide arm subassembly (4) and guide (5), guide arm subassembly (4) including be fixed in support (41) that are close to front and back end position of reel (21) both sides wall, be fixed in cylinder (42) in the support (41) outside, be fixed in cylinder (42) terminal surface and along longitudinally extending's bracing piece (43), the bottom of guide (5) be equipped with draw-in groove (51) that side beam (11) tip fixed joint was matees, be equipped with between the front and back wall of guide (5) with guide hole (52) that bracing piece (43) slip cup joint the matching.
4. A plastic particle screening apparatus according to claim 3, wherein: limiting rings (44) are sleeved on the peripheries of the two ends of the supporting rod (43) respectively, and springs (45) are sleeved on the positions, located on the front side and the rear side of the guide piece (5), of the supporting rod (43) respectively.
5. A plastic particle screening apparatus according to claim 2, characterized in that: the bottom of the outer side wall of the side beam (11) is fixedly connected with a bracket (6) respectively, the top of the outer side wall of the bracket (6) is fixedly provided with a motor (7) respectively, and a power output shaft of the motor (7) is in transmission connection with the outer side wall of the screen frame (21) through a crank connecting rod mechanism (8).
6. A plastic particle screening apparatus according to claim 5, wherein: the crank connecting rod mechanism (8) comprises a base plate (81) fixed at the middle parts of two side walls of the screen frame (21), a shaft body (82) perpendicular to the outer side wall of the base plate (81), a long connecting rod (83) with one end rotatably sleeved on the shaft body (82), and a short connecting rod (84) with one end hinged with the other end of the long connecting rod (83) and the other end fixedly sleeved on a power output shaft of the motor (7).
7. A plastic particle screening apparatus according to claim 2, characterized in that: a supporting beam (24) for supporting the screen (22) is fixed at the bottom of the screen frame (21), and the supporting beam (24) is positioned at the middle position of two adjacent blocking-cleaning roll shafts (3).
8. A plastic particle screening apparatus according to claim 2, characterized in that: the utility model discloses a screen frame, including screen frame (21), screen frame (21) front end bottom is equipped with discharge gate (211), still includes and is used for closing detachable baffle (23) of discharge gate (211), detachable baffle (23) top be equipped with cell body (231) of screen frame (21) front end top joint matching, the both sides of cell body (231) front end are equipped with connecting plate (232) respectively, the top of screen frame (21) front end both sides wall be fixed with respectively with fixed plate (212) of connecting plate (232) parallel, connecting plate (232) with fixed plate (212) use bolted connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322092274.5U CN220517277U (en) | 2023-08-04 | 2023-08-04 | Plastic granules sieving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322092274.5U CN220517277U (en) | 2023-08-04 | 2023-08-04 | Plastic granules sieving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220517277U true CN220517277U (en) | 2024-02-23 |
Family
ID=89927718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322092274.5U Active CN220517277U (en) | 2023-08-04 | 2023-08-04 | Plastic granules sieving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220517277U (en) |
-
2023
- 2023-08-04 CN CN202322092274.5U patent/CN220517277U/en active Active
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