CN109591219A - A kind of plastic pellet screening plant - Google Patents

Abstract

The invention discloses a kind of plastic pellet screening plants, including cabinet, set on intracorporal first filter layer of the case, the second filter layer below first filter layer and the carrier base for being used to support the cabinet；The filter opening aperture of first filter layer is less than the filter opening aperture of second filter layer；The top of the box is equipped with feed inlet, and the feed inlet is set to above first filter layer；The bottom of box is equipped with storage cavity, and the storage cavity bottom is equipped with discharge port, and the cabinet two sides are equipped with air-heater, and the gas outlet of the air-heater is arranged in the cabinet, and the sealing device matched with the feed inlet is additionally provided in the cabinet；When plastics carry out screening process in cabinet, pass through the mutual cooperation of sealing device and air-heater, drying process is served to the intracorporal plastics of case, the moisture of frosting is dried, reduce the viscosity of frosting, it falls plastics preferably out of filter opening, plastics is avoided to block filter opening, increase plastics screening efficiency.

Description

A kind of plastic pellet screening plant

Technical field

The invention belongs to plastic products apparatus fields, more particularly, to a kind of plastic pellet screening plant.

Background technique

Plastics recovery, which refers to, realizes waste plastic recycling and reusing the purpose to turn waste into wealth using certain recovery process. Plastics recovery needs carry out cleaning break process to the plastics of recycling, and the plastics after break process need to pass through screening plant Screening process, it is ensured that the plastic grain after being broken is in the same size, convenient for the recycling of plastics.Existing plastic screen sets up separately For when handling plastics, since plastics pass through cleaning treatment before screening process, adhere to certain moisture, plastics on plastics Surface viscosity is larger, and plastics are not easy to fall from filter opening, and being easy blocking filter opening influences plastics screening efficiency.

Summary of the invention

The present invention for overcome the deficiencies in the prior art, provides a kind of pair of plastics and provides drying effect, reduce frosting The plastic pellet screening plant of viscosity.

To achieve the goals above, the invention adopts the following technical scheme: a kind of plastic pellet screening plant, including case Body set on intracorporal first filter layer of the case, the second filter layer below first filter layer and is used to support institute State the carrier base of cabinet；The filter opening aperture of first filter layer is less than the filter opening aperture of second filter layer；The cabinet Top is equipped with feed inlet, and the feed inlet is set to above first filter layer；The bottom of box is equipped with storage cavity, the storage Expect that bottom of chamber portion is equipped with discharge port, the cabinet two sides are equipped with air-heater, and the gas outlet of the air-heater is arranged in the cabinet, The sealing device matched with the feed inlet is additionally provided in the cabinet；Broken plastics are cleaned to enter by feed inlet Into cabinet, when plastics enter in cabinet from feed inlet, sealing device is opened, and is kept feed inlet in the open state, is convenient for Plastics via fallen under feed inlet on filter layer to plastics carry out screening process；After plastics enter in cabinet, air-heater is opened Beginning work pushes hot wind by gas outlet in cabinet, makes to keep certain temperature in cabinet, rises and be dried to plastics, drop The viscosity of low frosting avoids plastics from being attached on filter opening and results in blockage to filter layer, influence the screening effect of filter layer；When When plastics enter that air-heater starts that plastics are dried in cabinet, sealing device and feed inlet cooperate, make into Material mouth is closed, and insulation effect is played, and the intracorporal hot wind of case is avoided to scatter and disappear from feed inlet, and the intracorporal temperature of case is made to be quickly cooled down shadow Ring the drying effect of plastics；By the mutual cooperation of sealing device and feed inlet, the heat insulation effect of cabinet is promoted, air-heater is blown Be sent to the intracorporal hot wind of case can in cabinet stay longer, pass through contacting with each other to plastic table for hot wind and frosting Desiccation is played in face, and the moisture drying of frosting is reduced to the viscosity of plastics, is easier to the plastics for meeting filter opening size from filter It is fallen in hole, filter opening is avoided to block；Sieving actoion is carried out to plastics by the first filter layer and the second filter layer, by larger particles Plastics be deposited on the first filter layer, the plastics of bigger particle are deposited on the second filter layer, and the plastics of smaller particle are fallen In the storage cavity of the bottom of box, the plastic grain in storage cavity is discharged by cabinet by discharge port.

Preferably, the sealing device includes set on the support plate of the cabinet wall, in the support plate Cylinder, the second link block set on the box top and the sealing plate that is movably connected on second link block, it is described close Sealing plate and the cylinder cooperate；Support plate plays a supportive role to cylinder, enable cylinder it is stable work, control it is close Sealing plate, which is overturn, plays switching function to feed inlet；Sealing plate can be rotated around tie point, when feed inlet charging when, gas Cylinder piston rod is packed up, and sealing plate is overturn around tie point down under gravity, by feed inlet open convenient for material from into It is entered in cabinet at material mouth；When material, which enters, carries out screening process to material on filter layer, cylinder pushes sealing plate, Sealing plate is up overturn under the action of cylinder, is made to contact with each other at the top of sealing plate with feed inlet bottom, will be fed by sealing plate Mouth seals, and plays sealing effect to feed inlet, the intracorporal temperature of case is avoided to scatter and disappear from feed inlet, improves the dry work to plastics With.

Preferably, being connected with the first motion bar in the support plate, the sealing plate bottom surface is connected with Two motion bars, first motion bar are flexibly connected with second motion bar, the cylinder piston rod and first activity Bar is in contact with the junction of second motion bar；When material, which enters, carries out screening process in cabinet, cylinder, which pushes, lives Stopper rod moves forward, make piston rod push the first motion bar and the second motion bar junction move forward, the first motion bar with Second motion bar is rotated under the thrust of piston rod around tie point, keeps the first motion bar and the second motion bar mutual Cooperatively form it is linear, after the first motion bar and the second motion bar complement each other to form linear, the first motion bar and second Motion bar plays a supportive role to sealing plate, and sealing plate is pushed up to be overturn, and makes to seal plate top surface and feed inlet bottom is mutual Contact forms sealing effect to feed inlet, and frosting viscosity is effectively reduced in the intracorporal heat insulation effect of lift tank, increases plastics Screening effect.

Preferably, the feed inlet bottom is equipped with extension, the sealing plate is equipped with and matches with the extension Seal groove；Be equipped with reset spring in the seal groove, be equipped with gasket at the top of the reset spring, the gasket with it is described Sealing groove edge is fixedly connected with；By the cooperation between extension and seal groove, increases the sealing effect of sealing plate and feed inlet, keep away Exempt from the intracorporal hot wind of case to scatter and disappear from feed inlet, reduces the drying effect of plastics in cabinet；When sealing plate downwardly turn over not with into When material mouth forms cooperation, reset spring plays a supportive role to gasket, makes up to arch upward in the middle part of gasket, gasket surface is formed Arcuate surface, when plastics enter from feed inlet, plastics are fallen on sealing plate and gasket, are tumbled from sealing plate and gasket To filter layer, screening process is played to plastics by filter layer；By the mating reaction of gasket and reset spring, by gasket Surface forms the arch face of outwardly convex, shields to seal groove, plastics is avoided to fall when entering in cabinet from feed inlet It falls in seal groove, is trapped in plug for seal slot in seal groove, form seal groove can not with the extension of feed inlet bottom and match It closes, reduces the sealing effect of sealing device；After plastics enter in cabinet, sealing plate is up overturn in the presence of cylinder, Extension and seal groove is set to cooperate, when extension is inserted into seal groove, extension compression reseting spring down makes multiple Position spring contraction, gasket enter in seal groove after losing reset spring support force, mutually form cooperation with extension, lead to The sealing effect for crossing the mutual cooperation increase sealing device of gasket and extension, keeps the temperature that holding is certain in cabinet better Drying process is served to plastics.

Preferably, the support plate bottom is equipped with the first supporting block, the support plate is equipped with the second supporting block, described Cylinder is set in second supporting block；First supporting block plays a supportive role to support plate, so that support plate is played cylinder steady Fixed supporting role promotes the support effect to cylinder, extends cylinder service life；Second supporting block is playing support work to cylinder With while, corrective action is risen to the position of cylinder, keeps cylinder piston rod accurately movable with second with the first motion bar The junction of bar up overturns convenient for cylinder driving sealing plate and seals to feed inlet with respect to it.

Preferably, first filter layer is detachably connected with second filter layer with the cabinet, the plastics Particle sizing device further includes for making first filter layer and second filter layer generate the jittering device of vibration；Work as modeling Particle is expected when carrying out screening process on the first filter layer and the second filter layer, and jittering device filters the first filter layer and second Layer is shaken, and the plastics on the first filter layer and the second filter layer are shaken loose, the plastics on filter layer is avoided to be deposited in Plastics screening effect is influenced at one, and plastic grain is made to be evenly distributed in raising plastics screening effect on filter layer；Pass through shake Device makes filter layer generate vibration, and the plastic grain being blocked in filter opening is shaken off, avoids plastic grain when falling from filter opening It is stuck in filter opening, influences the filter efficiency of the plastics on filter layer, filter layer is made preferably to carry out screening process to plastics；Work as modeling After material completes screening process on the first filter layer and the second filter layer, jittering device is closed, equipment is made to be in idle shape State pulls out the first filter layer and the second filter layer out of cabinet, convenient for the plastics on the first filter layer and the second filter layer Cleaning collection is carried out, so that the plastics on the first filter layer and the second filter layer is effectively cleaned, plastics is avoided to be trapped in Screening work next time of plastics screening plant is influenced on first filter layer and the second filter layer；When the first filter layer or second filter Layer failure or when by Severe blockage when sieve work, the first filter layer or the second filter layer is pulled out out of cabinet, just In carrying out replacement or dredging processing to the first filter layer or the second filter layer, cost of equipment maintenance is reduced, equipment practicability is improved； By being detachably connected for the first filter layer and the second filter layer and cabinet, convenient for the cleaning to material on filter layer, while Convenient dredging and replacement to filter layer, improves filter layer service life.

Preferably, the jittering device includes the vibration motor, defeated with the vibration motor set on the top of the box The connected transmission shaft of shaft and the vibration cam on the transmission shaft；Vibration motor drives transmission shaft to be rotated, and makes to set It starts turning, shakes the flange indirect of cam with filter layer side baffle phase mutual connection in the vibration cam on transmission shaft Touching makes filter layer generate continuous vibration under the action of shaking cam, and help shakes loose the material on filter layer, makes filter layer Better all materials are filtered processing, and avoiding filter opening from being blocked by plastics influences screening efficiency；It is filter layer by vibration cam Vibrating effect is provided, filter layer is enable to generate the shake of continuous-stable, the effect of filter layer shake is promoted, increases filter layer Filter effect.

Preferably, the transmission shaft is equipped with the first air-supply flabellum and the second air-supply flabellum, the second air-supply flabellum Below the first air-supply flabellum；First air-supply flabellum and second send point flabellum to play guide functions to the intracorporal hot gas of case, After hot gas is blown into cabinet by air-heater, the intracorporal hot wind of case is drifted at the first air-supply flabellum and the second air-supply flabellum, First air-supply flabellum pushes hot wind toward top of the box, and the second air-supply flabellum pushes hot wind toward the bottom of box, keeps case intracorporal Hot wind first air-supply flabellum and second air-supply flabellum under the action of be dispersed in entire cabinet, enable hot gas maximumlly with Plastics are contacted, and plastics drying effect is promoted, and are reduced frosting viscosity, are promoted plastics screening effect.

Preferably, two sides are respectively equipped with left brush holder support and right brush holder support, the left brush holder support and the right brush on the transmission shaft Bar bottom is respectively equipped with bristle, and the left brush holder support is connected by a left mounting blocks with the transmission shaft, and the right brush holder support passes through one Right mounting blocks are connected with the transmission shaft；When vibration motor drive transmission shaft rotated when, transmission shaft drive left and right brush holder support into Row rotation, brush holder support bristle of its bottom in rotation are in contact with the material on filter layer, make material four under the action of bristle Be dispersed on filter layer, cooperation jittering device the plastics on filter layer are uniformly distributed, make material more evenly be laid in filter layer On, the filter effect of improving material；By contacting with each other for bristle and material, effect is stirred to material, is brushing plastics It is evenly distributed on filter layer under the action of hair, accelerates the screening work of material；Logical mounting blocks play fixed function to brush holder support, make Brush holder support can be stably fixed on transmission shaft, and brush holder support is avoided to fall when as transmission shaft is rotated with transmission shaft disengaging On filter layer, extend brush holder support service life, increases equipment dependability.

Preferably, the left mounting blocks are equipped with first connecting rod, the right mounting blocks are equipped with the second connecting rod, institute Transmission shaft is stated equipped with the mounting hole for installing the first connecting rod Yu second connecting rod；It is equipped in the transmission shaft Equipment cavity, the equipment cavity is interior to be equipped with stepper motor, and the stepper motor output shaft is connected with the right mounting blocks；First connection Bar and the second connecting rod are loaded in mounting hole, and first connecting rod and the second connecting rod are connected with each other, by first connecting rod and The mating reaction of second connecting rod links together left mounting blocks and right mounting blocks, left and right brush holder support complement each other to form one it is whole Body；Stepper motor can drive right mounting blocks to be rotated；After plastics screening is disposed, starting stepper motor drives right installation Block is rotated, and right mounting blocks rotation drives right brush holder support rotation, is overturn bristle up and is connected with material disengagement；Right mounting blocks exist Due to the connection function of first connecting rod and the second connecting rod during rotation, left mounting blocks is driven to be rotated, makes left peace Dress block drives left brush holder support to be overturn, and separates the bristle of left and right brush holder support with material simultaneously, facilitates filter layer from cabinet It inside splits out, avoids bristle that filter layer is hindered to pull out out of cabinet；It is sieved on filter layer when plastics are fallen by feed inlet When processing, stepper motor work makes brush holder support rotate, and bristle is made to contact with each other downward with plastics, passes through connecing for bristle and plastics Touching promotes plastics screening effect.

The invention has the following advantages that passing through sealing device and air-heater when plastics carry out screening process in cabinet Mutual cooperation, make to play drying process to the intracorporal plastics of case, by the water of frosting in certain temperature in cabinet Divide drying, reduce the viscosity of frosting, fall plastics preferably out of filter opening, plastics is avoided to block filter opening, increases plastics Screening efficiency.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1.

Fig. 2 is enlarged drawing at the A in Fig. 1.

Fig. 3 is enlarged drawing at the B in Fig. 1.

Fig. 4 is enlarged drawing at the C in Fig. 1.

Fig. 5 is the cooperation schematic diagram of the left mounting blocks and right mounting blocks in the embodiment of the present invention 1.

Fig. 6 is the side view of first connecting rod in the embodiment of the present invention 1.

Fig. 7 is the top view of gag lever post in the embodiment of the present invention 1.

Fig. 8 is the side view of transmission shaft in the embodiment of the present invention 1.

Fig. 9 is the structural schematic diagram of the embodiment of the present invention 2.

Figure 10 is enlarged drawing at the D in Fig. 9.

Figure 11 is enlarged drawing at the E in Fig. 9.

Figure 12 is the structural schematic diagram of the first air-supply flabellum in the embodiment of the present invention 2.

Figure 13 is the structural schematic diagram of the embodiment of the present invention 3.

Figure 14 is enlarged drawing at the F in Figure 13.

Figure 15 is enlarged drawing at the G in Figure 13.

Figure 16 is the flow diagram of the embodiment of the present invention 3.

Figure 17 is the structural schematic diagram of plastic crushing equipment in the embodiment of the present invention 3.

Specific embodiment

In order to make those skilled in the art better understand the present invention program, below in conjunction in the embodiment of the present invention Attached drawing, the technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only A part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work It encloses.

Embodiment 1:

As shown in figures 1-8, a kind of plastic pellet screening plant, the first filter layer 31 including cabinet 1, in the cabinet 1, Set on first filter layer, 31 lower section the second filter layer 32 and be used to support the carrier base 14 of the cabinet 1；Carrier base 14 Cabinet 1 is provided a supporting role, makes that stable screening process can be carried out to plastics in cabinet 1；Carrier base 14 is set to 1 bottom of cabinet Portion two sides, 14 bottom of carrier base is inclined to outward forms triangular structure, increases the support effect of carrier base 14, provides cabinet 1 Stable supporting role；The filter opening aperture of first filter layer 31 is less than the filter opening aperture of second filter layer 32；It is described Feed inlet 11 is equipped at the top of cabinet 1, the feed inlet 11 is set to 31 top of the first filter layer；1 bottom of cabinet is equipped with Storage cavity 13,13 bottom of storage cavity are equipped with discharge port 12, and material is entered in cabinet 1 by feed inlet 11, fall the On one filter layer 31, falls and carry out screening process on the first filter layer 31 in the material on the first filter layer 31, make bulky grain Plastics rest on the first filter layer 31, and the plastics for meeting 31 filter opening of the first filter layer are fallen from the first filter layer 31, fall To the second filter layer 32, the plastics fallen on the second filter layer 32 pass through the filter effect of the second filter layer 32, make larger The plastics of particle rest on the second filter layer 32, meet the plastics of 32 filter opening size of the second filter layer from the second filter layer 32 Filter opening is fallen in the storage cavity 13 of 1 bottom of cabinet up and down, is collected place by the little particle plastics after 13 pairs of material storing box screenings Reason；Discharge port 12 is equipped with switch valve, and when carrying out screening process to plastics in cabinet 1, switch valve is closed, by 12 envelope of discharge port Firmly, plastics is avoided to fall from discharge port 12；After the completion of plastics screening, valve is turned on the switch, keeps discharge port 12 in open state, The plastics in storage cavity 13 are made to drop out cabinet 1 by discharge port 12, convenient for being collected to little particle plastics；13 bottom surface of storage cavity It is a circular-arc structure, when plastics little particle is fallen in storage cavity 13 from the second filter screen 32, plastics little particle is along storage The arc-shaped bottom surface of material chamber 13 slides down, tumbles plastic grain to the discharge port 12 of 13 bottom of storage cavity, is convenient for plastics Cabinet is discharged from discharge port 12；First filter layer 31 is detachably connected with second filter layer 32 and the cabinet 1, The plastic grain screening plant further includes for making first filter layer 31 and second filter layer 32 generate vibration Jittering device；First filter layer 31 is divided to control two pieces, controls there are gap between two pieces of filter layers, jittering device is set to left and right Between two pieces of filter layers；Second filter layer 32 is identical as 31 structure of the first filter layer；When plastic grain is in 31 He of the first filter layer When carrying out screening process on the second filter layer 32, jittering device shakes the first filter layer 31 and the second filter layer 32, will Plastics on the first filter layer 31 and the second filter layer 32 shake loose, and avoiding the plastics on filter layer from being deposited at one influences modeling Expect screening effect, plastic grain is made to be evenly distributed in raising plastics screening effect on filter layer；Make to filter by jittering device Layer generates vibration, and the plastic grain being blocked in filter opening is shaken off, plastic grain is avoided to be stuck in filter opening when falling from filter opening, The filter efficiency for influencing the plastics on filter layer makes filter layer preferably carry out screening process to plastics；When plastics are in the first mistake After completing screening process on filtering layer 31 and the second filter layer 32, jittering device is closed, equipment is made to be in idle state, by the One filter layer 31 and the second filter layer 32 are pulled out out of cabinet 1, convenient for the modeling on the first filter layer 31 and the second filter layer 32 Material carries out cleaning collection, so that the plastics on the first filter layer 31 and the second filter layer 32 is effectively cleaned, avoids plastics Screening work next time for influencing plastics screening plant is trapped on the first filter layer 31 and the second filter layer 32；When the first filter layer 31 or second filter layer 32 break down when sieving work or when by Severe blockage, by the first filter layer 31 or the second filter layer 32 pull out out of cabinet 1, convenient for carrying out replacement or dredging processing to the first filter layer 31 or the second filter layer 32, reduce equipment dimension Cost is protected, equipment practicability is improved；By being detachably connected for the first filter layer 31 and the second filter layer 32 and cabinet 1, it is convenient for Cleaning to material on filter layer, while also facilitating dredging and replacement to filter layer, improve filter layer service life.

First filter layer 31 and 32 two sides of the second filter layer are respectively equipped with baffle 321,321 side of baffle On be fixed with connecting spring 33,33 other end of connecting spring is fixed with the first link block 34,34 side of the first link block Wall is equipped with handle 35；First link block 34 is complemented each other to form with cabinet 1 to be connect, so that support effect is provided to filter layer, Filter layer is installed in cabinet 1；Baffle 321 seals the both ends of the first filter layer 31 and the second filter layer 32, makes the first mistake Filtering layer 31 and the second filter layer 32 form a holding tank, hold convenient for the first filter layer 31 and the second filter layer 32 to material Load effect；By the effect of baffle 321, when jittering device makes the first filter layer 31 and the second filter layer 32 shakes, gear Plate plays barrier effect to the material on the first filter layer 31 and the second filter layer 32, avoids the first filter layer 31 and the second filter layer 32 shake off the material on the first filter layer 31 and the second filter layer 32 during shake, and bulky grain plastics is made to fall to storage It is mutually mixed in material chamber 13 with little particle plastics, influences plastics screening effect；By the connection of the first link block 34 and cabinet 1, realize First filter layer 31 and the second filter layer 32 are detachably connected, and handle 35 is convenient for the first link block 34 of crawl, thus by first Link block 34 is pushed into cabinet 1 and cabinet 1 forms and cooperates；Connecting spring 33 plays fixed function to filter layer, makes the first link block 34 Support effect is provided for filter layer, filter layer is installed in cabinet 1, sieving actoion is risen to plastics；It was incited somebody to action by connecting spring 33 Filtering layer and the first link block 34 are attached, and are increased the jitter effect of the first filter layer 31 and the second filter layer 32, are made the first mistake The shake of filtering layer 31 and the second filter layer 32 is strong to aggravating, and promotes the screening effect of the first filter layer 31 and the second filter layer 32, Filter layer is avoided to be blocked.

Installation cavity 341 is equipped in first link block 34, the handle 35 is equipped with push rod 36, sets on the push rod 36 There is elastic slice 37,37 both ends of elastic slice are respectively equipped with limited block 38, and 341 two sides of installation cavity are equipped with and 38 phase of limited block The through-hole 342 of cooperation；Elastic slice 37 can be used metal material and be made, and have certain deformability, can generate to a certain degree Deformation after resetted by the effect of elastic force；Elastic slice 37 controls the retracted position of limited block 38；When elastic slice 37 is in normal shape When state, it is pierced by through-hole 342 at the top of limited block 38,38 top surface of limited block is made to rise from the first link block 34, convenient for passing through limited block 38 Secure fit is formed with cabinet 1, increases the stability that the first link block 34 is connect with cabinet 1；Limited block 38 can be along through-hole 342 Inner wall slides up and down, and moves up and down limited block 38 in through-hole 342；When 36 stress of push rod is past by the first link block 34 When interior push, elastic slice 37 generates bending under the action of push rod 36, and the limited block 38 with 37 both ends of spring plate is along in through-hole 342 Wall decline, makes to drop in through-hole 342 at the top of limited block 38；When push rod 36 does not stress, effect of the elastic slice 37 in own resilient Lower rebound resets elastic slice 37 and limited block 38 is driven to rise from out of through-hole 342, limited block 38 is made to play position-limiting action；When outward When pulling push rod 36, the outward movment under the drive of push rod 36 of elastic slice 37 makes to stretch out generation deformation in the middle part of elastic slice 37, drives The limited block 38 at 37 both ends of elastic slice declines along through-hole wall, makes to drop in through-hole 342 at the top of limited block 38, makes limited block 38 Lose limit effect；By the mating reaction of push rod 36, elastic slice 37 and limited block 38, convenient for the dismounting work to filter layer, from And processing easily is collected to the material on filter layer, while being also convenient for the dredging to filter layer and more changing jobs.

The push rod 36 is arranged in the installation cavity 341, the push rod 36 be equipped with the first limit plate 361, described 35 bottom surface of hand is equipped with the second limit plate 351；1 side wall of cabinet is equipped with the limiting slot 16 matched with the limited block 38； First limit plate 361 and the second limit plate 351 play restriction effect to the critical distance that push rod 36 moves, and avoid 36 stress mistake of push rod Senior general's push rod 36 is pulled out out of installation cavity 341, is shielded to push rod 36；When the first link block 34 is packed into cabinet 1, Handle 35 is caught to push the first link block 34 inside, the second limit plate 351 plays position-limiting action to push rod 36, moves to push rod 36 It can not continue to avoid excessive the entering in installation cavity 341 of push rod 36 from making elastic slice toward 341 internal motion of installation cavity after maximum distance 37 occur excessive deformation cause elastic slice 37 elastic failure can not return, so that the position-limiting action of limited block 38 is influenced, to elastic slice 37 shield；When pulling out the first link block 34 out of cabinet 1, pull handle 35 drives 36 outward movment of push rod, leads to It crosses the first limit plate 361 and position-limiting action is risen to push rod 36, push rod 36 is avoided to pull out the damage for causing equipment directly out of installation cavity 341 It is bad, convenient for first link block 34 is pulled out cabinet 1 by handle 35；After the first link block 34 is encased in cabinet 1, pass through limit Cooperation between position block 38 and limiting slot 16 makes the first link block 34 form secure fit with cabinet 1, filter layer is avoided to occur The first link block 34 is disengaged with cabinet 1 when shake connects, and so that filter layer is dropped out cabinet 1 influences the filter effect of material, causes to set Standby damage increases the filter effect of the first link block 34 and cabinet 1.

The jittering device includes the vibration motor 21 and 21 output shaft of vibration motor set on 1 top of cabinet Connected transmission shaft 22 and the vibration cam 221 on the transmission shaft 22；Vibration motor 21 drives 22 turns of transmission shaft It is dynamic, start turning the vibration cam 221 being set on transmission shaft 22, shake the flange indirect of cam 221 with filter layer one The baffle 321 of side contacts with each other, and so that filter layer is generated continuous vibration under the action of shaking cam 221, helps filter layer On material shake loose, so that filter layer is preferably filtered processing to material, avoid filter opening by plastics block influence screening efficiency； Vibrating effect is provided for filter layer by shaking cam 221, so that filter layer is generated the shake of continuous-stable, promotes filter layer The effect of shake increases the filter effect of filter layer.

Two sides are respectively equipped with left brush holder support 41 and right brush holder support 42, the left brush holder support 41 and the right brush holder support on the transmission shaft 22 42 bottoms are respectively equipped with bristle 421, and the left brush holder support 41 is connected by a left mounting blocks 43 with the transmission shaft 22, the right brush Bar 42 is connected by a right mounting blocks 44 with the transmission shaft 22；When vibration motor 21 drives transmission shaft 22 to be rotated, pass Moving axis 22 drives left and right brush holder support to be rotated, and brush holder support bristle 421 of its bottom in rotation is in contact with the material on filter layer, It is dispersed in material four on filter layer under the action of bristle 421, the plastics on filter layer are uniformly distributed by cooperation jittering device, are made Material being laid on filter layer more evenly, the filter effect of improving material；It is right by contacting with each other for bristle 421 and material Material is stirred effect, is evenly distributed in plastics on filter layer under the action of bristle 421, accelerates the screener of material Make；Fixed function is played to brush holder support by mounting blocks, so that brush holder support is stably fixed on transmission shaft, avoids brush holder support with biography It is fallen on filter layer when moving axis 22 is rotated with the disengaging of transmission shaft 22, extends brush holder support service life, increase equipment dependability.

The left mounting blocks 43 are equipped with first connecting rod 431, and the right mounting blocks 44 are equipped with the second connecting rod 441, The transmission shaft 22 is equipped with the mounting hole 223 for installing the first connecting rod 431 and second connecting rod 441；Institute It states and is equipped with equipment cavity 222 in transmission shaft 22, stepper motor 224 is equipped in the equipment cavity 222, the stepper motor 224 exports Axis is connected with the right mounting blocks 44；Loaded in mounting hole 223, first is connected for first connecting rod 431 and the second connecting rod 441 Bar 431 and the second connecting rod 441 are connected with each other, by the mating reaction of first connecting rod 431 and the second connecting rod 441 by left peace Dress block 43 and right mounting blocks 44 link together, and left and right brush holder support complements each other to form an entirety；Stepper motor 224 can drive the right side Mounting blocks 44 are rotated；After plastics screening is disposed, starting stepper motor 224 drives right mounting blocks 44 to be rotated, The right rotation of mounting blocks 44 drives right brush holder support 42 to rotate, and overturns bristle 421 up and connects with material disengagement；Right mounting blocks 44 are turning Due to the connection function of first connecting rod 431 and the second connecting rod 441 in dynamic process, left mounting blocks 43 is driven to be rotated, Make left mounting blocks 43 that left brush holder support 41 be driven to be overturn, make left and right brush holder support bristle 421 simultaneously separated with material, facilitate by Filter layer is split out out of cabinet 1, avoids bristle 421 that filter layer is hindered to pull out out of cabinet 1；When plastics are fallen by feed inlet 11 On filter layer carry out screening process when, stepper motor 224 work so that brush holder support is rotated, make bristle downward with plastics phase mutual connection Touching, the contact by bristle with plastics promote plastics screening effect.

Second connecting rod 441 is equipped with gag lever post 4411, and the first connecting rod 431 is equipped with and the gag lever post 4411 mounting grooves 4311 matched；4311 inner wall of mounting groove is equipped with convex block 4312, and the gag lever post 4411 is equipped with The groove 4412 matched with the convex block 4312；By the cooperation between gag lever post 4411 and mounting groove 4311, make the first company Extension bar 431 and the second connecting rod 441 form a fixed connection, and first connecting rod 431 and the second connecting rod 441 are interconnected on one It rises, makes left brush holder support 41 and right brush holder support 42 are mutual to play fixed supporting role, promote the fixed effect of left brush holder support 41 and right brush holder support 42； By the cooperation between the groove 4412 on the convex block 4312 and gag lever post 4411 on 4311 inner wall of mounting groove, gag lever post is promoted Connection effect between 4411 and mounting groove 4311, make gag lever post 4411 and mounting groove 4311 it is more stable be attached cooperation, The connective stability for promoting first connecting rod 441 and the second connecting rod 431, is not easy first connecting rod 441 and the second connecting rod 431 separation, the connectivity of further firm left and right brush holder support.

First filter layer 31 and second filter layer 32 are respectively arranged below with support rod 15, on the support rod 15 Equipped with multiple support components 5；Two support rods are respectively provided with below each filter layer, it is close that two support rods are respectively arranged on filter layer Marginal portion plays a supportive role to the edge of filter layer by two support rods, promotes the support effect to filter layer, increased The supporting power of filtering layer；Support rod 15 provides support effect to support component 5, and support component 5 contacts with each other with filter layer, to filtering Layer plays support effect, stablize filter layer can after being encased in cabinet 1 and is being mounted in cabinet 1, increases holding for filter layer Duplicate limit carries out screening process to bulk plastic convenient for screening plant, promotes plastics screening efficiency；Pass through multiple support components 5 Play a supportive role jointly to filter layer, increase support component 5 support effect, enable filter layer it is stable be mounted on cabinet 1 It is interior that screening process work is risen to plastics, increase plastics and sieves treatment effeciency.

The support component 5 includes the support spring 51 being fixed on the support rod 15, is fixed on the support spring The support plate 52 on 51 tops and multiple balls 53 in the support plate 52；Support plate 52 is installed equipped with multiple balls Slot, ball 53 are installed in ball mounting groove；The contact area that support plate 52 increases support component 5 and filter layer is set, makes to prop up Support component 5 preferably plays a supportive role to filter layer, promotes the stability of filter layer；Ball 53 is set in support plate 52, is subtracted Frictional force between small support plate 52 and filter layer makes filter layer along support plate 52 convenient for filter layer to be encased in cabinet 1 Installation of the predetermined position completion to filter layer is entered, the installation steps of filter layer are simplified；By the setting of support spring 51, make When filter layer generates vibration under the action of jittering device, filter layer vibration collides with support plate 52, passes through support spring 51 amplify the vibration of filter layer, and filter layer is made to generate more violent shake under the cooperation of support spring 51 and connecting spring 33 It is dynamic, effectively the plastics being blocked in filter opening are shaken off, filter opening blocking is avoided to influence the screening effect of plastics.

Embodiment 2:

As shown in figs9-12, the present embodiment the difference from embodiment 1 is that: 1 two sides of cabinet be equipped with air-heater 17, the heat The gas outlet 171 of blower 17 is arranged in the cabinet 1, be additionally provided in the cabinet 1 matched with the feed inlet 11 it is close Seal apparatus；Air-heater 17 is fixed on 1 lateral wall of cabinet；It is cleaned broken plastics and cabinet 1 is entered by feed inlet 11 Interior, when plastics enter in cabinet 1 from feed inlet 11, sealing device is opened, and keeps feed inlet 11 in the open state, convenient for modeling Material via fallen under feed inlet 11 on filter layer to plastics carry out screening process；After plastics enter in cabinet 1, air-heater 17 It starts to work, hot wind is pushed in cabinet 1 by gas outlet 171, make to keep certain temperature in cabinet 1, drying is risen to plastics Processing, reduces the viscosity of frosting, avoids plastics from being attached on filter opening and result in blockage to filter layer, influence the screening of filter layer Effect；When plastics enter in cabinet 1, air-heater 17 starts that plastics are dried, sealing device and feed inlet 11 It cooperates, closes feed inlet 11, play insulation effect, avoid the hot wind in cabinet 1 from scattering and disappearing from 11 mouthfuls of charging, make cabinet Temperature in 1 is quickly cooled down the drying effect for influencing plastics；By the mutual cooperation of sealing device and feed inlet 11, cabinet is promoted 1 heat insulation effect, the hot wind for enabling air-heater 17 to be blown into cabinet 1 stay longer in cabinet 1, by hot wind with Contacting with each other for frosting plays desiccation to frosting, and the moisture drying of frosting is reduced to the viscosity of plastics, is made The plastics for meeting filter opening size are easier to fall out of filter opening, and filter opening is avoided to block.

The sealing device includes the support plate 63 set on 1 inner wall of cabinet, the cylinder in the support plate 63 61, the second link block 65 set on 1 top surface of cabinet and the sealing plate 64 that is movably connected on second link block 65, institute It states sealing plate 64 and the cylinder 61 cooperates；It is described flexible connection be it is hinged, sealing plate 64 can around with the second link block 65 tie point is rotated, and is formed sealing plate 64 with 11 bottom of feed inlet and is connected or disconnected from, realizes sealing device Switch movement；Support plate 63 plays a supportive role to cylinder 61, enable cylinder 61 it is stable work, control sealing plate 64 into Row overturning plays switching function to feed inlet 11；When feed inlet 11 is in charging, 61 piston rod of cylinder is packed up, and sealing plate 64 is in gravity Under the action of overturn down around tie point, feed inlet 11 is opened and is entered in cabinet 1 from feed inlet 11 convenient for material；When When material is entered on filter layer to material progress screening process, cylinder 61 pushes sealing plate 64, close under the action of cylinder 61 Sealing plate 64 is up overturn, and the top of sealing plate 64 is made to contact with each other with 11 bottom of feed inlet, by sealing plate 64 by 11 envelope of feed inlet Firmly, sealing effect is played to feed inlet 11, the temperature in cabinet 1 is avoided to scatter and disappear from feed inlet 11, improved and the dry of plastics is made With.

The first motion bar 66 is connected in the support plate 63, it is living that 64 bottom surface of sealing plate is connected with second Lever 67, first motion bar 66 are flexibly connected with second motion bar 67,61 piston rod of cylinder and described first Motion bar 66 is in contact with the junction of second motion bar 67；It is described flexible connection be it is hinged, motion bar can be around connection Point is rotated；When material, which enters, carries out screening process in cabinet 1, cylinder 61 pushes piston rod to move forward, makes piston Bar pushes the junction of the first motion bar 66 and the second motion bar 67 to move forward, and the first motion bar 66 and the second motion bar 67 exist It is rotated under the thrust of piston rod around tie point, complements each other to form the first motion bar 66 and the second motion bar 67 Linearly, after the first motion bar 66 and the second motion bar 67 complement each other to form linearly, the first motion bar 66 and second is living Lever 67 plays a supportive role to sealing plate 64, pushes sealing plate 64 up to be overturn, makes 64 top surface of sealing plate and feed inlet 11 Bottom contacts with each other, and forms sealing effect to feed inlet 11, promotes the heat insulation effect in cabinet 1, it is viscous that frosting is effectively reduced Degree increases plastics screening effect.

11 bottom of feed inlet is equipped with extension 111, and the sealing plate 64 is equipped with and matches with the extension 111 Seal groove 641；It is equipped with reset spring 642 in the seal groove 641, is equipped with gasket 643 at the top of the reset spring 642, The gasket 643 is fixedly connected with 641 edge of seal groove；Extension 111 be rectangular configuration, make extension 111 increase with The contact area of seal groove 641 promotes the sealing effect of feed inlet 11 and sealing plate 64；642 bottom end of reset spring and seal groove 641 bottom surfaces are fixedly connected with, and 642 top of reset spring is fixedly connected with gasket 643, the telescopic band dynamic sealing pad 643 of reset spring 642 Recess and protrusion；Gasket 643 is resilient material, can be made of rubber, when extension 111 connects with gasket 643 When touching, 643 stress of gasket generates deformation, contacts gasket 643 preferably with extension 111, lift-off seal slot 641 With the sealing effect of extension 111；When sealing plate 64, which is downwardly turned over, does not form cooperation with feed inlet 11, reset spring 642 is right Gasket 643 plays a supportive role, and the middle part of gasket 643 is made up to arch upward, and 643 surface of gasket forms arcuate surface, when plastics from Feed inlet 11 enter when, plastics are fallen on sealing plate 64 and gasket 643, tumbled from sealing plate 64 and gasket 643 to On filter layer, screening process is played to plastics by filter layer；It, will be close by the mating reaction of gasket 643 and reset spring 642 643 surface of packing forms the arch face of outwardly convex, shields to seal groove 641, and plastics is avoided to enter from feed inlet 11 It is fallen in seal groove 641 when in cabinet 1, is trapped in plug for seal slot 641 in seal groove 641, make seal groove 641 can not be with The extension 111 of 11 bottom of feed inlet forms cooperation, reduces the sealing effect of sealing device；After plastics enter in cabinet 1, Sealing plate 64 is up overturn under the action of cylinder 61, and extension 111 and seal groove 641 is made to cooperate, when extension 111 is inserted When entering into seal groove 641, compression reseting spring 642 down of extension 111 shrink reset spring 642, and gasket 643 exists It is entered in seal groove 641 after losing 642 support force of reset spring, mutually forms cooperation with extension 111, make to protect in cabinet 1 It holds certain temperature and drying process preferably is played to plastics.

63 bottom of support plate is equipped with the first supporting block 62, and the support plate 63 is equipped with the second supporting block 631, described Cylinder 61 is set in second supporting block 631；First supporting block 62 is triangular structure, utilizes the stability of triangular structure Principle increases the support effect of the first supporting block 62, so that the first supporting block 62 is provided good support effect to support plate 63, mention The support effect to cylinder 61 is risen, 61 service life of cylinder is extended；Second supporting block 631 play a supportive role to cylinder 61 it is same When, corrective action is risen to the position of cylinder 61, keeps 61 piston rod of cylinder accurately movable with the first motion bar 66 and second The junction of bar 67 drives sealing plate 64 up to overturn and seals to feed inlet 11 with respect to it convenient for cylinder 61.

The transmission shaft 22 is equipped with the first air-supply flabellum 225 and the second air-supply flabellum 226, the second air-supply flabellum 226 are set to 225 lower section of the first air-supply flabellum；First air-supply flabellum 225 is identical as the second air-supply structure of flabellum 226, the The wind of flabellum side can be pushed to the other side of flabellum by one air-supply flabellum 225；First air-supply flabellum 225 and the second air-supply flabellum Hot gas in 226 pairs of cabinets 1 plays guide functions, and after hot gas is blown into cabinet 1 by air-heater 17, the hot wind in cabinet 1 floats Be scattered at the first air-supply flabellum 226 and the second air-supply flabellum 227, the first air-supply flabellum 226 by hot wind toward pushing at the top of cabinet 1, Second air-supply flabellum 227 pushes hot wind toward 1 bottom of cabinet, send the hot wind in cabinet 1 in the first air-supply flabellum 226 and second It is dispersed under the action of fan leaf 227 in entire cabinet 1, hot gas is enable maximumlly to be contacted with plastics, promote plastics Drying effect reduces frosting viscosity, promotes plastics screening effect.

Embodiment 3:

As illustrated in figs. 13-15, the present embodiment the difference from embodiment 1 is that: the carrier base 14 include upper bracket 142 and lower branch Frame 143, is equipped with damping device between the upper bracket 142 and the lower bracket 143, the upper bracket 142 and the cabinet 1 are logical A third link block 141 is crossed to be connected；The vibration that jittering device generates is absorbed by damping device, and cabinet 1 is avoided to occur acutely to tremble It is dynamic that cabinet 1 is impacted, shorten 1 service life of cabinet；By being provided separately for upper and lower bracket, when jittering device makes cabinet 1 When generating certain vibration, lower bracket 143 stable can be touched with ground, provided good support effect for cabinet 1, kept away Exempt from cabinet 1 vibration when carrier base 14 shake with it cause cabinet 1 topple over accident；Pass through the mutual of upper and lower bracket and damping device Cooperation provides stable support effect for cabinet 1, promotes the reliability of screening plant；Reduce vibration to the shadow of equipment in cabinet 1 It rings, extends service life of equipment.

142 bottom of upper bracket is equipped with the first mounting rail 1421, is equipped with the second mounting rail at the top of the lower bracket 143 1431, first mounting rail 1421 is equipped with the first fixing groove 1422, and it is fixed that second mounting rail 1431 is equipped with second Slot 1432；Fixed installation is played to damping device by the first mounting rail 1421 and the second mounting rail 1431, makes damping device Can be stable be installed between upper bracket 142 and lower bracket 143, provides good damping effect for equipment；First fixing groove 1422 and second fixing groove 1432 fixed position-limiting action is risen to damping device, limit the installation site of damping device, fill damping It sets to be mounted on designated position and damping effect is preferably provided.

The damping device include damping spring 146, set on 1422 bottom surface of the first fixing groove fixed link 1423 and The standing screw 147 being arranged in second fixing groove 1432, described 146 one end of damping spring are set to first fixing groove In 1422, the other end is set in second fixing groove 1432；Damping spring 146 plays damping effect, with setting for damping spring 146 It sets the vibration for generating equipment to absorb, reduces the vibration of cabinet 1, damping spring 146 produces cabinet 1 by the elastic force of itself Raw vibration is effectively absorbed, and is shielded to the equipment in cabinet 1；Fixed link 1423 and standing screw 147 are to subtracting Shake spring 146 plays position-limiting action, determines the position of damping spring 146, is installed in damping spring 146 on preset position； By fixed link 1423 and standing screw 147 to the position-limiting action of damping spring 146, make damping spring 146 when absorbing vibration Movement will not easily be generated, damping spring 146 is made to be installed on preset installation site always, avoid damping spring 146 because Damping effect that is mobile and reducing damping device 146；The both ends of damping spring 146 are installed respectively with the first fixing groove 1422 and In second fixing groove 1432, increase the first fixing groove 1422 and the second fixing groove 1432 by the limit effect to damping spring 146, It effectively avoids damping spring 146 to shift when playing cushioning effect, increases the damping effect of damping spring 146.

142 bottom surface of upper bracket is equipped with locating rod 144, and 143 top surface of lower bracket is equipped with and 144 phase of locating rod The positioning sleeve 145 of cooperation, 145 inner wall of positioning sleeve are equipped with multiple Universal casters 1451；Positioning sleeve 145 is sheathed on locating rod On 144, locating rod 144 can be moved along 145 inner wall of positioning sleeve, by the setting of Universal caster 1451, reduce locating rod Frictional force between 144 and 145 inner wall of positioning sleeve enables locating rod 144 more easily to be transported along 145 inner wall of positioning sleeve It is dynamic；By the cooperation between locating rod 144 and positioning sleeve 145, position-limiting action is risen to upper bracket 142 and lower bracket 143, makes branch Frame 142 and lower bracket 143 are on opposite predeterminated position, and damping device is avoided to make upper bracket 142 and lower bracket in damping 143 dislocation, influence the support effect of carrier base 14；Locating rod 144 can be moved up and down along 145 inner wall of positioning sleeve, make to position Bar 144 and positioning sleeve 145 play limit to upper bracket 142 and lower bracket 143 under the premise of not influencing damping device normal work Effect, the reliability of lifting bracket seat 14.

Second fixing groove, 1432 bottom surface is equipped with tapped through hole 1433, the tapped through hole 1433 and the standing screw 147 match；By the cooperation between tapped through hole 1433 and standing screw 147, simplify the installation steps of damping spring 146； When installing to damping spring 146, damping spring 146 is contracted to certain length, damping spring 146 is nested into fixation On bar 144, damping spring 146 is made to restore former length, it is fixed that the upper and lower side of spring is moved into the first fixing groove 1422 and second respectively In slot 1432, then standing screw 147 is inserted into tapped through hole 1433, limit fixed function is risen to damping spring 146；It is easy to Damping spring 146 is replaced, maintenance cost is reduced.

Embodiment 4:

As shown in figs. 16-17, a kind of plastic processing system, including plastic cleaning drying equipment, plastic crushing equipment 8 and plastics Grain screening plant, the plastic grain screening plant is identical as the plastics screening plant structure in embodiment 1, no longer superfluous herein It states；The plastic crushing equipment 8 includes the pedestal 7 set on 8 bottom of plastic crushing equipment, the load on the pedestal 7 Magazine 88 and hammer 821 is rolled above the material containing box 88；Pedestal 7 plays a supportive role to plastic crushing equipment 8, makes plastics Crushing plant 8 can be stably fixed on pedestal 7 carry out break process to plastics；7 length of pedestal is greater than plastic crushing equipment 8 Length, 7 two sides of pedestal stretch out plastic crushing equipment and form extendable platform, and extendable platform length is equal to 88 length of material containing box；It rolls Hammering 821 bottoms into shape is rectangular configuration, rolls that 821 floor spaces of hammer are identical with material containing box 88, and rolling to hammer into shape 821 can fall on down in material containing box 88 Break process is carried out to the plastics in material containing box 88；It is equipped in the plastic crushing equipment 8 and rolls hammer 821 described in control and risen The control device of movement drops；It is equipped in the pedestal 7 for driving the material containing box 88 to generate mobile driving device；Work as plastics It is put into after cleaned dry when being handled in plastic crushing equipment 8, driving device drives material containing box 88 toward plastic crushing equipment 8 Movement outside makes material containing box 88 move to 8 outside of plastic crushing equipment, convenient for plastics are encased in material containing box 88, plastics dress Enter into material containing box 88 rear drive equipment start-up operation, by the driving to crushing plant of material containing box 88, makes plastics in crushing plant Interior carry out break process, convenient for plastics are put into crushing plant make plastics enter in crushing plant complete it is broken；Work as modeling After the completion of material is broken, material containing box 88 is transported out of plastic crushing equipment 8 under the action of driving device, convenient for broken Plastics are collected processing, promote plastic crushing efficiency；It is controlled by control device hammer 821 is rolled, control rolls hammer 821 move up and down, and make to roll after hammer 821 rises and fall down under gravity, pound and fall on material containing box 88 to material containing Plastics in box 88 play fragmentation, promote plastic crushing effect；Pass through the controllable work shape for rolling hammer 821 of control device State makes to roll hammer 821 and works again after plastics enter in crushing plant, the reliability of lifting means；By rolling hammer 821 pairs of plastics play fragmentation, and plastics is made to be fractured into little particle under the rolling for rolling hammer 821, by rolling the anti-of hammer 821 Processing is rolled again, and broken work effectively is carried out to plastics, increases plastic crushing effect.

Mounting plate 81 is equipped in the plastic crushing equipment 8, the hammer 821 that rolls is equipped with drive rod 82, the transmission 82 top of bar is equipped with third connecting rod 822, is equipped with third limit plate 823 at the top of the third connecting rod 822；The third connection Bar 822 is arranged on the mounting plate 81；Mounting plate 81 is set to 8 top of plastic crushing equipment, and mounting plate 81 is equipped with through-hole, the Three connecting rods 822 are arranged in through-hole；Third connecting rod 822 can move up and down along through-hole wall；Third connecting rod 822 To roll 821 position-limiting actions of hammer, third connecting rod 822 is when rolling 821 pairs of plastics of hammer and being crushed along on mounting plate 81 Through-hole move up and down, third connecting rod 822 can only be moved up and down along position defined by through-hole, to play Position-limiting action makes to roll hammer 821 on preset installation position, avoids rolling the deviation when playing broken work to plastics of hammer 821 Work default position, influences the normal work of plastic crushing equipment 8；Third limit plate 823 is to the maximum distance of fall for rolling hammer 821 It provides constraints, avoids rolling the length that hammer 821 decrease beyond third connecting rod 822 under gravity, connect third Bar 822 and mounting plate 81, which disengage, to be connected, and loses third connecting rod 822 to the position-limiting action for rolling hammer 821, makes to roll 821 nothings of hammer Method does rise movement, influences the service life for rolling hammer 821；Drive rod 82 passes through drive rod to 821 transmission effects of hammer are rolled 82, which enable to roll hammer 821, which receives the power from power device, makes to roll hammer 821 and realize to rise functions, makes to roll hammer 821 more Good provides fragmentation to plastics.

81 bottom surface of mounting plate is equipped with third link block 811, and the third link block 811 is equipped with driving motor, institute It states and is arranged with driving wheel 85 in driving motor output shaft；The drive rod 822 is equipped with the first driving cog, on the driving wheel 85 Equipped with the second driving cog matched with first driving cog；811 back side of third link block is equipped with motor mounting rack, driving electricity Machine is installed on above-mentioned motor mounting rack, is played installation fixed function to motor by motor mounting rack, is promoted the steady of motor work It is qualitative, so that stable being mounted on third link block 811 of driving motor is carried out driving work；Driving motor output shaft is arranged in On third link block 811, driving motor output shaft front end is made to be set to 811 front of third link block, driving wheel 85 connects set on third Connect 811 front of block；When rolling hammer 821 when carrying out broken work to plastics, driving motor work drives driving wheel 85 to rotate, and leads to The cooperation between driving wheel 85 and drive rod 82 is crossed, drive rod 82 is made, toward being raised, to make to roll hammer under the drive of driving wheel 85 821 rise to certain altitude, and driving motor rotates backward after rolling hammer 821 and rising to specified altitude assignment, drive driving wheel 85 anti- To rotation, rolls hammer 821 and fall down under the action of self gravity and driving motor power, fall and plastics are risen on plastics Fragmentation；By rolling the double action of hammer 821 self gravitys and driving motor power, makes to roll and fall in plastics under hammer 821 On break process is carried out to plastics, it is effective to promote plastic crushing effect, so that plastics is preferably broken processing；Pass through driving cog Between transmission cooperation, make the power of driving motor it is more stable pass to drive rod 82, drive rolls hammer 821 and does elevator It is dynamic；By the mating connection between tooth and tooth, the fitment stability of driving wheel 85 and drive rod 82 is promoted, makes driving wheel 85 always It cooperates together with drive rod 82, promotes the reliability for rolling hammer 821.

81 bottom surface of mounting plate is additionally provided with the 4th link block 812, is connected with installation on the 4th link block 812 Frame 83 is connected with driven wheel 84 on the mounting rack 83, and the driven wheel 84 is equipped with and first driving cog matches The third driving cog of conjunction；It is described flexible connection be it is hinged, mounting rack 83 can be rotated around tie point, mounting rack 83 be L-type, Driven wheel 84 is set to the bending part at 83 middle part of mounting rack, and driven wheel 84 is made to have more installation spaces, promotes driven wheel 84 and installs Stability；Mounting rack 83 plays installation fixed function to the 4th link block 812；Driven wheel 84 and driving wheel 85, which cooperate, to be controlled The ascending motion of drive rod 82, driven wheel 84 and driving wheel 85 are respectively arranged on 82 two sides of drive rod, by driven wheel 84 and actively The mutual cooperation effect of wheel 85, is clamped in centre for drive rod 82, increases the first driving cog and the second driving cog and third is driven The fiting effect of tooth avoids the first driving cog and the second driving cog or third driving cog from disengaging connection in the process of transmission, increases Roll the reliability of 821 work of hammer.

8 inner wall of plastic crushing equipment is equipped with third supporting block 87, and the control device is set on the third branch The piston rod of control cylinder 86 on bracer 87, the control cylinder 86 is matched with the mounting rack 83；Control cylinder 86 Piston rod is fixedly connected with 83 bottom end of mounting rack, and control cylinder 86 can drive mounting rack 83 to be rotated around tie point, to control Whether formed and is engaged between driven wheel 84 processed and drive rod 82；Third supporting block 87 is triangular structure, utilizes the steady of triangle Qualitative principles increase the support effect of 87 pairs of third supporting block control cylinders 86；It controls cylinder 86 and is set to third supporting block 87 3 On the upper side of angular structure, it is obliquely installed control cylinder 86, drives mounting rack 83 to be rotated convenient for control cylinder 86；When After plastics enter in plastic crushing equipment 8 with material containing box 88, control cylinder 86 controls its piston rod and extends outward, pushes peace It shelves 83 to move forward, is adjacent to driven wheel 84 mutually with drive rod 82, increase the cooperation of the first driving cog and third driving cog Effect rolls hammer 821 and rises to specified altitude assignment under the action of driving wheel 85 and driven wheel 84；Finger is risen to when rolling hammer 821 After determining height, control cylinder 86 drives piston rod to shrink, and makes mounting rack 83 toward back rotation, disengage driven wheel 84 and drive rod 82 it Between cooperation, disconnect driven wheel 84 and cooperate with the connection of drive rod 82, driving wheel 85 rotates backward, make to roll hammer 821 from It falls to pounding down under the action of body gravity and driving motor and fall on plastics, break process is carried out to plastics, reduction rolls hammer 821 The resistance being subject in dropping process makes to roll hammer 821 and preferably falls, promotion plastic crushing effect.

Be equipped with inner cavity chamber 71 in the pedestal 7, the driving device include set on the inner cavity chamber 71 lead screw motor 73, The screw rod 74 being connected with 73 output shaft of lead screw motor, the nut 883 that is sheathed on the screw rod 74 and it connect the nut 883 with the sliding block 882 of the material containing box 88；Screw rod 74, lead screw motor 73 and nut 883 are installed in inner cavity chamber 71, avoided Screw rod 74 and the cooperation of nut 883 are influenced when being moved by the external world, and the reliability of lifting driving device enables driving device Preferably driving material containing box 88 is moved, and is worked convenient for the charging of plastic crushing equipment and feeding；Lead screw motor 73 is set to interior On the inner wall of 71 side of chamber, lead screw motor 73, which provides power for screw rod 74, makes screw rod 74 rotate；882 top surface of sliding block and load Magazine 88 is fixedly connected with, and bottom surface is fixedly connected with nut 883, drives material containing box 88 to be moved by sliding block 882 when nut 883 is moved It is dynamic, so that material containing box 88 is smoothly passed in and out plastic crushing equipment 8 under the drive of the drive；When needing to be encased in plastics Be transported into material containing box 88 in plastic crushing equipment 8 when carrying out break process to plastics, the work of lead screw motor 73 drive screw rod 74 into Row rotation, nut 883 are moved with the rotation of screw rod 74 along the screw thread on screw rod 73, drive material containing by sliding block 882 Box 88 is moved, and material containing box 88 is removed crushing plant, convenient for carrying out charging work to material containing box 88 on the outside of crushing plant, Material containing box 88 is set preferably to charge；After the completion of plastics are crushed in crushing plant, lead screw motor 73 rotates backward drive Screw rod 74 rotates backward, and nut 883 moves backward under the action of screw rod 74, from the other side of crushing plant by broken modeling Material transports, and carries out collecting operation to broken plastics convenient for operator.

The pedestal 7 is equipped with the sliding slot 72 matched with the sliding block 882；It is set on 8 side wall of plastic crushing equipment There are inlet and outlet 89；The material containing box 88 is equipped with striker plate 881；Striker plate 881 is set to 88 edge of material containing box, pushes up in material containing box 88 Face forms groove convenient for storing to plastics；Sliding slot 72 and sliding block 882 cooperate, and play limit to the movement of material containing box 88 and make With moving material containing box 88 can only along direction as defined in sliding slot 72, material containing box 88 avoided to deviate default rail when moving Mark impacts equipment；The position-limiting action played by sliding slot 72 and the mutual cooperation of sliding block 882, makes nut 883 in screw rod 74 It will not be rotated together with screw rod 74 when rotation, it is ensured that nut 883 can be rotated along screw rod 74 and be moved, and promote driving dress Set the stability of work；Inlet and outlet 89 are respectively provided with inlet and outlet 89 in crushing plant two sides, will mould for passing in and out for material containing box 88 The charging and discharging of material are separated, and avoiding the charging of plastics and discharging from mixing influences plastic crushing efficiency；In material containing box Striker plate 881 is arranged in 88 edge, avoids plastics from falling out of material containing box 88 in broken work, prevents plastics from dropping out material containing box 88 fall and block sliding slot 72 on sliding slot 72, influence the normal movement of material containing box 88, reduce plastic crushing treatment effeciency, extend Service life of equipment reduces cost of equipment maintenance.

The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (10)

1. a kind of plastic pellet screening plant including cabinet (1), the first filter layer (31) being set in the cabinet (1), is set to The second filter layer (32) below first filter layer (31) and the carrier base (14) for being used to support the cabinet (1)；It is described The filter opening aperture of first filter layer (31) is less than the filter opening aperture of second filter layer (32)；It is equipped at the top of the cabinet (1) Feed inlet (11), the feed inlet (11) are set to above first filter layer (31)；Cabinet (1) bottom is equipped with storage cavity (13), storage cavity (13) bottom is equipped with discharge port (12), it is characterised in that: cabinet (1) two sides are equipped with air-heater (17), the gas outlet (171) of the air-heater (17) is arranged in the cabinet (1), be additionally provided in the cabinet (1) with it is described The sealing device that feed inlet (11) matches.

2. a kind of plastic pellet screening plant described in accordance with the claim 1, it is characterised in that: the sealing device includes being set to The support plate (63) of cabinet (1) inner wall, the cylinder (61) being set on the support plate (63) are set to the cabinet (1) top Second link block (65) in face and the sealing plate (64) being movably connected on second link block (65), the sealing plate (64) It cooperates with the cylinder (61).

3. a kind of plastic pellet screening plant according to claim 2, it is characterised in that: movable on the support plate (63) It is connected with the first motion bar (66), sealing plate (64) bottom surface is connected with the second motion bar (67), first activity Bar (66) is flexibly connected with second motion bar (67), cylinder (61) piston rod and first motion bar (66) and institute The junction for stating the second motion bar (67) is in contact.

4. a kind of plastic pellet screening plant according to claim 2, it is characterised in that: feed inlet (11) bottom is set Have extension (111), the sealing plate (64) is equipped with the seal groove (641) matched with the extension (111)；It is described close Reset spring (642) are equipped in sealing groove (641), are equipped with gasket (643) at the top of the reset spring (642), the gasket (643) it is fixedly connected with the seal groove (641) edge.

5. a kind of plastic pellet screening plant according to claim 2, it is characterised in that: support plate (63) bottom is set Have the first supporting block (62), the support plate (63) is equipped with the second supporting block (631), and the cylinder (61) is set to described second In supporting block (631).

6. a kind of plastic pellet screening plant described in accordance with the claim 1, it is characterised in that: first filter layer (31) with Second filter layer (32) is detachably connected with the cabinet (1), and the plastic grain screening plant further includes for making It states the first filter layer (31) and second filter layer (32) generates the jittering device of vibration.

7. a kind of plastic pellet screening plant according to claim 6, it is characterised in that: the jittering device includes being set to It vibration motor (21) at the top of the cabinet (1), the transmission shaft (22) being connected with the vibration motor (21) output shaft and is set to Vibration cam (221) on the transmission shaft (22).

8. a kind of plastic pellet screening plant according to claim 7, it is characterised in that: the transmission shaft (22) is equipped with First air-supply flabellum (225) and the second air-supply flabellum (226), second air-supply flabellum (226) are set to first blowing fan Below leaf (225).

9. a kind of plastic pellet screening plant according to claim 7, it is characterised in that: two sides on the transmission shaft (22) It is respectively equipped with left brush holder support (41) and right brush holder support (42), the left brush holder support (41) and the right brush holder support (42) bottom are respectively equipped with bristle (421), the left brush holder support (41) is connected by a left mounting blocks (43) with the transmission shaft (22), and the right brush holder support (42) passes through One right mounting blocks (44) are connected with the transmission shaft (22).

10. a kind of plastic pellet screening plant according to claim 9, it is characterised in that: on the left mounting blocks (43) Equipped with first connecting rod (431), the right mounting blocks (44) are equipped with the second connecting rod (441), set on the transmission shaft (22) There is the mounting hole (223) for installing the first connecting rod (431) Yu second connecting rod (441)；The transmission shaft (22) equipment cavity (222) are equipped in, are equipped with stepper motor (224) in the equipment cavity (222), the stepper motor (224) is defeated Shaft is connected with the right mounting blocks (44).