CN214211295U

CN214211295U - Screening machine for chemical granular plastics

Info

Publication number: CN214211295U
Application number: CN202022757709.XU
Authority: CN
Inventors: 谢清清
Original assignee: Fujian Delike Auto Parts Co ltd
Current assignee: Fujian Delike Auto Parts Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-09-17
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a screening machine for chemical industry graininess plastics, including feeder hopper and organism, the intermediate position department of the inside bottom of organism installs the dust cage, the inside lower extreme of organism is provided with the second grade sieve, and the inside one-level sieve that is provided with of organism of second grade sieve top, the both sides of second grade sieve and one-level sieve all are provided with the install bin, the spout has all been seted up at the inside both ends of organism of install bin one side, and the inside bottom of spout all installs buffer spring, the inside equal sliding connection of spout on buffer spring top has the slider, and slider one side all welds with install bin one side, the intermediate position department on the inside top of organism installs the speed reduction case, the intermediate position department on organism top has seted up the feeder hopper. The utility model discloses a set up negative-pressure air fan, utilize negative-pressure air fan's work, fall the dust in the material and less granule faster for the dust can not fill at will in the workshop, influences that the staff's is healthy.

Description

Screening machine for chemical granular plastics

Technical Field

The utility model relates to a chemical industry plastics production technical field specifically is screening machine for chemical industry graininess plastics.

Background

With the development of society, chemical plastics manufacturing industry in China has been developed rapidly, and chemical plastics have many products to be graininess, in order to guarantee that the product specification is unified, need carry out screening operation to it, therefore the sieve separator has obtained wide application in this manufacturing, but the sieve separator for chemical industry graininess plastics still has many problems or defects now:

first, traditional chemical industry is sieve separator for graininess plastics, does not have the deceleration structure during the use, and the raw materials falls down fast, easily leads to piling up, reduces screening efficiency.

Second, traditional chemical industry is sieve separator for granular plastics, does not have the change structure of being convenient for during the use, and the sieve is difficult for changing for can not filter the granular plastics of different specifications according to actual production demand.

Thirdly, traditional screening machine for chemical industry graininess plastics does not have dust collection structure during the use, still has more dust in the raw materials, shakes again and can fill the workshop in the screening process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screening machine for chemical industry graininess plastics to solve the inconvenient slowdown that proposes in the above-mentioned background art, inconvenient change and the problem of inconvenient dust absorption.

In order to achieve the above object, the utility model provides a following technical scheme: the screening machine for the granular plastic in the chemical industry comprises a feed hopper, a machine body, a speed reduction structure for avoiding material accumulation, a mounting structure convenient to replace and a dust collection structure for avoiding dust diffusion;

a dust collection cover is arranged in the middle of the bottom end in the machine body, and a dust collection structure is arranged in the dust collection cover;

a second-stage sieve plate is arranged at the lower end in the machine body, a first-stage sieve plate is arranged in the machine body above the second-stage sieve plate, installation boxes are arranged on two sides of the second-stage sieve plate and the first-stage sieve plate, and installation structures are arranged at two ends of the bottom end in each installation box;

the two ends of the inside of the machine body on one side of the installation box are both provided with sliding grooves, the bottom ends of the inside of the sliding grooves are both provided with buffer springs, the inside of each sliding groove on the top end of each buffer spring is connected with a sliding block in a sliding mode, one side of each sliding block is welded with one side of the installation box, the middle position of the top end of the inside of the machine body is provided with a speed reduction box, and the speed reduction structures are arranged on the two sides of the inside of the speed reduction box;

the middle position department on organism top has seted up the feeder hopper, and the upper end of organism one end installs the PLC controller.

Preferably, the dust collection structure comprises limiting grooves, the limiting grooves are formed in two sides of the interior of the dust collection cover, a dust screen is connected to the interior of the dust collection cover on one side of the limiting grooves in a sliding mode, the dust screen is V-shaped, and negative pressure fans are mounted at the bottom ends of the interior of the dust collection cover on two sides.

Preferably, the deceleration structure includes deceleration piece, deceleration spring, deceleration groove and deceleration board, the upper end and the lower extreme at the inside both sides of deceleration case are seted up respectively to the deceleration groove, and the bottom of deceleration inslot portion evenly installs the deceleration spring, the equal sliding connection of deceleration inslot portion on deceleration spring top has the deceleration piece, and deceleration piece one end all installs the deceleration board that extends to the inside of deceleration case.

Preferably, the inside even rotation of organism of speed reduction case below is connected with the pole that flow equalizes, and the even leaf that flow equalizes of installing in the surface of pole that flow equalizes.

Preferably, mounting structure includes pull rod, fixed spring, fixture block and draw-in groove, the equal vertical both ends that run through in the install bin bottom of pull rod, and the install bin on pull rod surface is inside all to be twined fixed spring, the fixture block is all installed on the top of pull rod, and the both ends of the inside bottom of second grade sieve and one-level sieve all seted up with fixture block matched with draw-in groove.

Preferably, the bin outlet has all been seted up to organism one side intermediate position department of second grade sieve one end and the one-level sieve other end, and bin outlet, second grade sieve and one-level sieve are 15 with the inclination of horizontal direction.

Preferably, the lower extreme of organism one end is installed the damping motor, and the damping motor output installs the cam that extends to the organism inside through the bull stick.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) by arranging the speed reducing structure, the flow equalizing blades and the flow equalizing rod, chemical granular plastics are added through the feed hopper, the falling impact force of materials can enable the speed reducing plate to descend, so that the speed reducing block is driven to slide to compress the speed reducing spring, the falling impact force of the materials is counteracted through the elasticity of the speed reducing spring, the falling speed of the materials is further reduced through the inclined speed reducing plate, meanwhile, the falling force of the materials can enable the flow equalizing blades to rotate to drive the flow equalizing rod to rotate, the materials are further scattered, the situation that the falling speed of the materials is high, the materials are accumulated together, the screening efficiency is further reduced, the situation that the accumulated materials generate excessive pressure on the second-stage sieve plate and the first-stage sieve plate is avoided, and the service lives of the second-stage sieve plate and the first-stage sieve plate are further shortened;

(2) the mounting structure and the mounting box are arranged, the clamping block is moved to be completely separated from the clamping groove by pulling the pull rod, then the clamping block can be conveniently taken out by sliding the second-stage sieve plate and the first-stage sieve plate in the mounting box, and then the second-stage sieve plate and the first-stage sieve plate with different apertures can be replaced, so that the screening operation of materials with other specifications is met, the device can screen materials with different specifications, the practicability of the device is improved, the different apertures of the second-stage sieve plate and the first-stage sieve plate are arranged, the synchronous screening of two chemical granular plastics with different specifications is realized, and the working efficiency of the device is improved;

(3) through being provided with the dust cage, negative-pressure air fan and dust screen, through starting negative-pressure air fan, make the inside negative pressure that produces of dust cage, and then fall dust in the material and less granule more soon, and the dust screen of V type can improve the waste material memory space, avoid waste material to block up it, and then influence dust collection efficiency, thereby make the dust can not permeate at will in the workshop, influence staff's is healthy, simultaneously when the device stop work, usable dust screen is at the inside slip of spacing inslot, be convenient for take out the dust screen from the internal portion of organism, and then unified processing waste material, realize the recycle to this part waste material.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the front view of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

fig. 5 is an enlarged schematic structural view of the speed reduction structure of the present invention.

In the figure: 1. a feed hopper; 2. a speed reduction structure; 201. a speed reduction block; 202. a deceleration spring; 203. a deceleration tank; 204. a speed reduction plate; 3. a speed reduction box; 4. flow equalizing leaves; 5. a flow equalization rod; 6. a mounting structure; 601. a pull rod; 602. fixing the spring; 603. a clamping block; 604. a card slot; 7. a cam; 8. a discharge outlet; 9. a dust collection cover; 10. a negative pressure fan; 11. a dust screen; 12. a limiting groove; 13. a second-stage sieve plate; 14. a first-stage sieve plate; 15. a body; 16. a damping motor; 17. a PLC controller; 18. a chute; 19. a slider; 20. a buffer spring; 21. and (5) installing a box.

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 work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-5, the screening machine for chemical granular plastics comprises a feed hopper 1 and a machine body 15, and further comprises a speed reduction structure 2 for avoiding material accumulation, a mounting structure 6 convenient to replace and a dust collection structure for avoiding dust diffusion;

a dust collection cover 9 is arranged in the middle of the bottom end in the machine body 15, and a dust collection structure is arranged in the dust collection cover 9;

a second-stage sieve plate 13 is arranged at the lower end inside the machine body 15, a first-stage sieve plate 14 is arranged inside the machine body 15 above the second-stage sieve plate 13, installation boxes 21 are arranged on two sides of the second-stage sieve plate 13 and the first-stage sieve plate 14, and the installation structures 6 are arranged at two ends of the bottom end inside the installation boxes 21;

sliding grooves 18 are formed in two ends of the inside of the machine body 15 on one side of the installation box 21, a buffer spring 20 is mounted at the bottom end of the inside of each sliding groove 18, sliding blocks 19 are connected to the inside of each sliding groove 18 at the top ends of the buffer springs 20 in a sliding mode, one side of each sliding block 19 is welded to one side of the installation box 21, a speed reduction box 3 is mounted in the middle of the top end of the inside of the machine body 15, and the speed reduction structures 2 are arranged on two sides of the inside of the speed reduction box 3;

a feed hopper 1 is arranged in the middle of the top end of the machine body 15, a PLC 17 is arranged at the upper end of one end of the machine body 15, and the model of the PLC 17 can be FX3SA-10 MT-CM;

referring to fig. 1-5, the screening machine for the chemical granular plastics further comprises a dust collection structure, the dust collection structure comprises limiting grooves 12, the limiting grooves 12 are formed in two sides of the interior of the dust collection cover 9, a dust screen 11 is connected to the interior of the dust collection cover 9 on one side of the limiting grooves 12 in a sliding mode, the dust screen 11 is in a V shape, a negative pressure fan 10 is mounted at the bottom end of the interior of the machine body 15 on two sides of the dust collection cover 9, and the type of the negative pressure fan 10 can be FDR-02;

the middle positions of one end of the second-stage sieve plate 13 and one side of the machine body 15 at the other end of the first-stage sieve plate 14 are both provided with a discharge outlet 8, and the inclination angles of the discharge outlet 8, the second-stage sieve plate 13 and the first-stage sieve plate 14 in the horizontal direction are all 15 degrees;

the lower end of one end of the machine body 15 is provided with a damping motor 16, the type of the damping motor 16 can be TS6-25, and the output end of the damping motor 16 is provided with a cam 7 extending into the machine body 15 through a rotating rod;

specifically, as shown in fig. 1, fig. 2 and fig. 3, drive cam 7 through starting damping motor 16 and rotate, periodically strike second grade sieve 13 and one-level sieve 14 respectively, make second grade sieve 13 and one-level sieve 14 vibrate from top to bottom, realize the vibrations screening, simultaneously the bin outlet 8 of slope, second grade sieve 13 and one-level sieve 14, make the material of selecting, can be faster the eduction gear outside, and through starting negative-pressure air fan 10, make the inside negative pressure that produces of dust cage 9, and then fall dust in the material and less granule more fast, and the dust screen 11 of V type can improve waste material memory space, avoid waste material to block up it, and then influence dust collection efficiency, thereby make the dust can not permeate at will in the workshop, influence staff's health.

Example 2: the deceleration structure 2 comprises a deceleration block 201, a deceleration spring 202, a deceleration groove 203 and a deceleration plate 204, the deceleration groove 203 is respectively arranged at the upper end and the lower end of the two sides in the deceleration box 3, the deceleration spring 202 is uniformly arranged at the bottom end in the deceleration groove 203, the deceleration block 201 is slidably connected in the deceleration groove 203 at the top end of the deceleration spring 202, and the deceleration plate 204 extending to the interior of the deceleration box 3 is arranged at one end of the deceleration block 201;

the inside of the machine body 15 below the speed reducing box 3 is uniformly and rotatably connected with a flow equalizing rod 5, and flow equalizing blades 4 are uniformly arranged on the surface of the flow equalizing rod 5;

specifically, as shown in fig. 1, fig. 2 and fig. 5, the impact force of material whereabouts can make the falling speed board 204 descend, and then drive the sliding compression of falling speed piece 201 and fall speed spring 202, the impact force of material whereabouts is offset through the elasticity of falling speed spring 202, the falling speed board 204 of rethread slope, further reduce material falling speed, after the material passes through speed reduction case 3, the power of material whereabouts can make flow equalizing leaf 4 rotate and drive flow equalizing rod 5 and rotate, further break up the material, avoid material falling speed very fast, lead to piling up together, and then reduce screening efficiency.

Example 3: the mounting structure 6 comprises a pull rod 601, a fixed spring 602, a clamping block 603 and a clamping groove 604, the pull rod 601 vertically penetrates through two ends of the bottom end of the mounting box 21, the fixed spring 602 is wound inside the mounting box 21 on the surface of the pull rod 601, the clamping block 603 is mounted at the top end of the pull rod 601, and the clamping grooves 604 matched with the clamping block 603 are formed in two ends of the bottom ends inside the secondary screening plate 13 and the primary screening plate 14;

specifically, as shown in fig. 1 and 4, through pulling pull rod 601, fixture block 603 moves to completely break away from clamping groove 604, and later through the slip of second grade sieve 13 and one-level sieve 14 in install bin 21, be convenient for take out it, later removable different apertures's second grade sieve 13 and one-level sieve 14 satisfy the screening operation to other specification materials, improve the device practicality.

The output end of the PLC 17 is electrically connected with the input ends of the negative pressure fan 10 and the damping motor 16 through conducting wires.

The working principle is as follows: when the device is used, firstly, chemical granular plastics are added through the feed hopper 1, the falling impact force of materials can lower the speed reduction plate 204, then the speed reduction block 201 is driven to slide in the speed reduction groove 203 to compress the speed reduction spring 202, the falling impact force of the materials is counteracted through the elasticity of the speed reduction spring 202, then the falling speed of the materials is further reduced through the inclined speed reduction plate 204, after the materials pass through the speed reduction box 3, the falling force of the materials can enable the flow equalizing blades 4 to rotate to drive the flow equalizing rods 5 to rotate, the materials are further scattered, the falling speed of the materials is prevented from being high, the materials are prevented from being stacked together, and the screening efficiency is further reduced;

then the material drops to the surface of the first-level sieve plate 14, the damping motor 16 is started to drive the cam 7 to rotate at the moment, the second-level sieve plate 13 and the first-level sieve plate 14 are impacted periodically and respectively, the second-level sieve plate 13 and the first-level sieve plate 14 vibrate up and down, and then the sliding block 19 is driven to slide in the sliding groove 18 to compress or stretch the buffer spring 20, so that vibration screening is realized, two chemical granular plastics with different specifications are synchronously screened through different apertures of the second-level sieve plate 13 and the first-level sieve plate 14, the working efficiency of the device is improved, and meanwhile, the inclined discharge port 8, the second-level sieve plate 13 and the first-level sieve plate 14 enable;

in the screening process, the negative pressure fan 10 can be started to enable the interior of the dust collection cover 9 to generate negative pressure, so that dust and smaller particles in the materials fall down more quickly, the V-shaped dust screen 11 can improve the storage capacity of the waste materials and avoid the waste materials from blocking the waste materials so as to influence the dust collection efficiency, and when the device stops working, the dust screen 11 can slide in the limiting groove 12, so that the dust screen 11 can be conveniently taken out from the interior of the machine body 15, and the waste materials are uniformly treated;

when the materials of other specifications need to be screened, pull rod 601 can be pulled, so that fixture block 603 moves to compress fixing spring 602 to completely separate from fixture groove 604, and then second-stage sieve plate 13 and first-stage sieve plate 14 slide in installation box 21, so that the second-stage sieve plate 13 and the first-stage sieve plate 14 with different apertures can be replaced, and the screening operation of the materials of other specifications is met.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Chemical industry is sieve separator for graininess plastics, including feeder hopper (1) and organism (15), its characterized in that: the device also comprises a speed reduction structure (2) for avoiding material accumulation, a mounting structure (6) convenient to replace and a dust collection structure for avoiding dust diffusion;

a dust collection cover (9) is arranged in the middle of the bottom end in the machine body (15), and a dust collection structure is arranged in the dust collection cover (9);

a second-stage sieve plate (13) is arranged at the lower end inside the machine body (15), a first-stage sieve plate (14) is arranged inside the machine body (15) above the second-stage sieve plate (13), installation boxes (21) are arranged on two sides of the second-stage sieve plate (13) and the first-stage sieve plate (14), and installation structures (6) are arranged at two ends of the bottom end inside the installation boxes (21);

sliding grooves (18) are formed in two ends of the interior of the machine body (15) on one side of the installation box (21), buffer springs (20) are mounted at the bottom ends of the interior of the sliding grooves (18), sliding blocks (19) are connected to the interior of the sliding grooves (18) at the top ends of the buffer springs (20) in a sliding mode, one sides of the sliding blocks (19) are welded to one side of the installation box (21), a speed reduction box (3) is mounted in the middle of the top end of the interior of the machine body (15), and speed reduction structures (2) are arranged on two sides of the interior of the speed reduction box (3);

the middle position of the top end of the machine body (15) is provided with a feed hopper (1), and the upper end of one end of the machine body (15) is provided with a PLC (programmable logic controller) controller (17).

2. The screening machine for the chemical granular plastics as claimed in claim 1, wherein: the dust collection structure comprises a limiting groove (12), the limiting groove (12) is formed in two sides of the inner portion of the dust collection cover (9), a dust screen (11) is connected to the inner portion of the dust collection cover (9) on one side of the limiting groove (12) in a sliding mode, the dust screen (11) is V-shaped, and the bottom end of the inner portion of the machine body (15) on two sides of the dust collection cover (9) is provided with a negative pressure fan (10).

3. The screening machine for the chemical granular plastics as claimed in claim 1, wherein: the speed reduction structure (2) comprises a speed reduction block (201), a speed reduction spring (202), a speed reduction groove (203) and a speed reduction plate (204), wherein the upper end and the lower end of the two sides in the speed reduction box (3) are respectively arranged on the speed reduction groove (203), the speed reduction spring (202) is evenly arranged at the bottom end in the speed reduction groove (203), the speed reduction groove (203) at the top end of the speed reduction spring (202) is internally provided with the speed reduction block (201) in a sliding manner, and one end of the speed reduction block (201) is provided with the speed reduction plate (204) extending to the inside of the speed reduction box (3).

4. The screening machine for the chemical granular plastics as claimed in claim 1, wherein: the internal part of the machine body (15) below the speed reduction box (3) is uniformly and rotatably connected with a flow equalizing rod (5), and flow equalizing blades (4) are uniformly arranged on the surface of the flow equalizing rod (5).

5. The screening machine for the chemical granular plastics as claimed in claim 1, wherein: mounting structure (6) include pull rod (601), fixed spring (602), fixture block (603) and draw-in groove (604), pull rod (601) is equal vertical runs through at the both ends of install bin (21) bottom, and the install bin (21) on pull rod (601) surface is inside all to be twined fixed spring (602), fixture block (603) are all installed on the top of pull rod (601), and the both ends of the inside bottom of second grade sieve (13) and one-level sieve (14) all seted up with fixture block (603) matched with draw-in groove (604).

6. The screening machine for the chemical granular plastics as claimed in claim 1, wherein: discharge gate (8) have all been seted up to organism (15) one side intermediate position department of second grade sieve (13) one end and one-level sieve (14) other end, and discharge gate (8), second grade sieve (13) and one-level sieve (14) are 15 with the inclination of horizontal direction.

7. The screening machine for the chemical granular plastics as claimed in claim 1, wherein: damping motor (16) are installed to the lower extreme of organism (15) one end, and damping motor (16) output is installed through the bull stick and is extended to organism (15) inside cam (7).