CN112139192A - Unloader is used in engineering plastics granulation - Google Patents

Unloader is used in engineering plastics granulation Download PDF

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Publication number
CN112139192A
CN112139192A CN202010835925.3A CN202010835925A CN112139192A CN 112139192 A CN112139192 A CN 112139192A CN 202010835925 A CN202010835925 A CN 202010835925A CN 112139192 A CN112139192 A CN 112139192A
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CN
China
Prior art keywords
wide
mouth
waste gas
groove
square
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Granted
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CN202010835925.3A
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Chinese (zh)
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CN112139192B (en
Inventor
郭思源
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Fuzhou Shengshi Lingyun Environmental Protection Technology Co ltd
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Fuzhou Shengshi Lingyun Environmental Protection Technology Co ltd
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Priority to CN202010835925.3A priority Critical patent/CN112139192B/en
Publication of CN112139192A publication Critical patent/CN112139192A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules

Abstract

The invention discloses a blanking device for engineering plastic granulation, which comprises a wide-mouth blanking pipe and square charging buckets, wherein the wide-mouth blanking pipe penetrates through the wide-mouth blanking pipe, the square charging buckets are in butt joint and separation with the wide-mouth blanking pipe one by one and are provided with a plurality of rollers, a waste gas absorption cavity communicated with the blanking channel is formed in the pipe wall of the wide-mouth blanking pipe, a waste gas purification device communicated with the waste gas absorption cavity is installed on the wide-mouth blanking pipe, an air curtain opening communicated with an exhaust port of the waste gas purification device is formed in the pipe wall of the wide-mouth blanking pipe, the air curtain opening is positioned on the outer side, far away from the geometric center of the wide-mouth blanking pipe, of the waste gas. Waste gas purification device constantly absorbs the waste gas in the unloading passageway through the waste gas absorption chamber with unloading passageway intercommunication, and waste gas purification device forms the air current curtain around the inside of the square barrel of feeding through being located waste gas absorption chamber outside gas curtain mouth all around to lead to waste gas to leak when having avoided changing the square barrel of feeding.

Description

Unloader is used in engineering plastics granulation
Technical Field
The invention relates to the technical field of plastic product manufacturing, in particular to a blanking device for engineering plastic granulation.
Background
The plastic granulator is a plastic processing device which can process waste plastics into plastic particles. The main machine of the plastic granulator is an extruding machine which consists of an extruding system, a transmission system and a heating and cooling system.
The plastic extruding machine divides the machine head into an oblique machine head and a right-angle machine head according to the included angle between the material flow direction of the machine head and the central line of the screw. The shell of the machine head is fixed on the machine body by bolts, a die core seat is arranged on a die in the machine head and is fixed at an inlet wire port of the machine head by a screw cap, a die core is arranged in front of the die core seat, and holes are formed in the centers of the die core and the die core seat and used for passing through a core wire; the front part of the machine head is provided with a pressure equalizing ring for equalizing pressure; the extrusion molding part consists of a die sleeve seat and a die sleeve, and the position of the die sleeve can be adjusted by a bolt through supporting so as to adjust the relative position of the die sleeve to the die core and facilitate the adjustment of the thickness uniformity of the extrusion layer. The heating device and the temperature measuring device are arranged outside the machine head.
Granulator based on above-mentioned structure can produce a certain amount of waste gas in engineering plastics production and processing process, contain carbon monoxide in the waste gas, sulfur dioxide and multiple oxynitrides, though, the granulator can absorb the purification back emission to waste gas through exhaust gas purification device in granulation process, still have more waste gas to exist in the clearance between the plastic granules to and adsorb on the surface of plastic granules, thereby lead to when the unloading waste gas together by the feed opening discharge along with plastic granules, pollute the production environment, threaten the staff.
Disclosure of Invention
The invention aims to provide a blanking device for engineering plastic granulation, which aims to solve the technical problems of environmental pollution and staff health threat caused by the fact that waste gas is discharged out of a granulator along with plastic particles in the prior art.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
a blanking device for engineering plastic granulation comprises a wide-mouth blanking pipe and a square charging barrel, wherein a blanking channel is formed in the wide-mouth blanking pipe in a penetrating mode, the square charging barrel is in butt joint with and separation from the wide-mouth blanking pipe one by one and is provided with a plurality of rollers, a waste gas absorption cavity communicated with the blanking channel is formed in the pipe wall of the wide-mouth blanking pipe, a waste gas purification device communicated with the waste gas absorption cavity is mounted on the wide-mouth blanking pipe, an air curtain opening communicated with an exhaust port of the waste gas purification device is formed in the pipe wall of the wide-mouth blanking pipe, and the air curtain opening is located on the outer side, away from the geometric center of the wide-mouth blanking pipe, of;
wide-mouth unloading pipe orientation the both sides of the bottom of the square barrel of feeding all install and be used for the drive a plurality ofly the square barrel of feeding one by one with the wide-mouth unloading pipe docks in proper order and the storage bucket conveyor of separation, and is adjacent connect through quick detach coupling assembling between the head and the tail of the square barrel of feeding, the wide-mouth unloading pipe is located the square barrel of feeding install by direction of delivery's one end with quick detach coupling assembling matched with separable set, adjacent the square barrel of feeding accomplish respectively with the separation of wide-mouth unloading pipe with dock after through with quick detach coupling assembling matched with separable set removes connected state.
As a preferable scheme of the present invention, a flow distribution pore plate for promoting the release of the exhaust gas by dispersing the plastic particles is installed in the wide-mouth blanking pipe, the flow distribution pore plate protrudes toward the inlet of the wide-mouth blanking pipe with the geometric center as a vertex, and a plurality of flow distribution pores are opened on the flow distribution pore plate.
As a preferable scheme of the present invention, an inner contour of the blanking channel is a trapezoid with a wider outlet end, one end of each of the plurality of diversion holes, which is far away from an inlet of the wide-mouth blanking tube, is obliquely arranged to the outer side, which is far away from the geometric center of the diversion orifice plate, and the inclination angles of the plurality of diversion holes, which are uniformly distributed from the geometric center of the diversion orifice plate to the outer side, are gradually increased.
As a preferable scheme of the invention, a plurality of side absorption holes penetrating through the waste gas absorption cavity are formed in the side wall of the blanking channel, the blanking channel is communicated with the waste gas absorption cavity through the side absorption holes, a plurality of bottom absorption holes penetrating through the waste gas absorption cavity are formed in the outer wall of the outlet end of the wide-mouth blanking pipe, and the square charging barrel is communicated with the waste gas absorption cavity through the bottom absorption holes in the process of butting or separating with the wide-mouth blanking pipe.
As a preferable scheme of the present invention, one end of the air curtain port, which is far away from the inlet of the wide-mouth blanking pipe, is obliquely arranged in a direction far away from the geometric center of the wide-mouth blanking pipe.
As a preferable proposal of the invention, the head end of the square charging barrel is provided with a chamfer part with two chamfered sides, the tail end of the charging square barrel is provided with a groove-shaped part which is matched with the shape of the chamfer part, the quick-release connecting assembly comprises a grab bar which is connected with the groove walls at the two sides of the groove-shaped part, the head end of the chamfer part is provided with a grab rail insertion groove matched with the grab rail, one side of the grab rail is provided with a pawl sinking groove, the inverted tooth sinking groove is internally provided with a movable inverted tooth with one end rotatably arranged on the grab rail, and a pawl support spring plate for supporting the other end of the movable pawl to be lifted is arranged in the pawl sinking groove, a pawl groove matched with the movable pawl is arranged on the groove wall at one side of the grab rail insertion groove, an opening groove penetrating through the inverted tooth groove is formed in the top of the inverted corner portion, and the separating assembly penetrates through the opening groove and drives the movable inverted tooth to rotate into the inverted tooth sinking groove.
In a preferred embodiment of the present invention, the separation assembly includes a support installed on the wide-mouth blanking pipe, a sliding wheel body which can slide back and forth in the depth direction of the open groove is rotatably arranged on the support, a plurality of caster supporting rods which are uniformly distributed in the circumferential direction are arranged on the outer wall of the sliding wheel body around the sliding bearing, and casters are rotatably arranged at one ends of the caster supporting rods relative to the sliding wheel body, the bracket is provided with an elastic driving piece for driving the sliding wheel body to slide towards the direction of the open slot, the elastic driving piece pushes the caster arranged at the tail end of the caster supporting rod to be inserted into the open groove through the sliding wheel body, just slidable mounting has the slip to extend the piece in the uncovered inslot, elastic drive spare loops through slip wheel body, truckle bracing piece, truckle and slip extend the piece and promote activity pawl changes over to in the pawl sinks the inslot.
In a preferred embodiment of the present invention, the side wall of the sliding extension block is provided with a retaining block, the groove wall of the open groove is provided with a retaining groove for the retaining block to slide in cooperation with the sliding extension block, and a sliding extension block return spring having one end supporting the retaining block is installed in the retaining groove and on a side of the retaining block facing the inverted tooth groove.
As a preferable aspect of the present invention, the bracket is provided with a vertical sliding groove in a depth direction of the open groove, the elastic driving member includes a thrust spring installed in the vertical sliding groove, and a slider slidably installed in the vertical sliding groove and connected to one end of the thrust spring, the sliding wheel is rotatably installed on the slider, the thrust spring is compressed when the caster is supported on an end surface of the charging square barrel, and the compressed thrust spring releases an elastic force when the caster is inserted into the charging square barrel or the open groove.
As a preferable scheme of the invention, the charging barrel conveying device comprises a pair of limiting guide rails which are respectively installed on two sides of the wide-mouth blanking pipe and are parallel to each other, a conveying belt assembly with a braking component is arranged on one opposite side of each limiting guide rail on the two sides, the charging square barrel is driven by the conveying belt assemblies on the two sides of the charging square barrel, and the conveying belt assemblies are installed on the limiting guide rails through elastic supporting parts.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the plurality of charging square barrels are connected end to end through the quick-release connecting assembly and then are sequentially butted and separated with the wide-mouth discharging pipe, on one hand, the charging square barrels can be replaced without stopping a granulator and causing plastic particle leakage, on the other hand, the waste gas purification device continuously absorbs waste gas in the discharging channel through the waste gas absorption cavity communicated with the discharging channel, and the waste gas purification device forms an airflow curtain around the inside of the charging square barrel through the air curtain openings around the outer side of the waste gas absorption cavity, so that the waste gas leakage caused by replacing the charging square barrels is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a top view of a square charging barrel according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a separating assembly according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of an integral chamfer of an embodiment of the invention;
FIG. 5 is a schematic view of a grab rail structure according to an embodiment of the present invention;
FIG. 6 is a schematic view of an embodiment of an elastic driving member;
fig. 7 is a schematic structural diagram of a bucket conveying device according to an embodiment of the present invention.
The reference numerals in the drawings denote the following, respectively:
1-wide mouth blanking pipe; 2-a square charging barrel; 3-an exhaust gas purification device; 4-a bucket conveying device; 5-quick-release connecting assembly; 6-a separation assembly; 7-a shunt orifice plate; 8-a holding block; 9-a holding groove; 10-sliding extension block return spring; 11-a vertical chute;
101-a blanking channel; 102-an exhaust gas absorption chamber; 103-air curtain port; 104-lateral absorption holes; 105-bottom absorption hole;
201-chamfered part; 202-trough shaped section;
401-limit rail; 402-a conveyor belt assembly; 403-a resilient support;
501-grab rail; 502-grab rail insertion slot; 503-pawl sinking groove; 504-movable pawl; 505-pawl support spring plate; 506-chamfering the tooth grooves; 507-an open slot;
601-a support; 602-a sliding wheel body; 603-caster support bars; 604-a caster; 605-a resilient drive member; 606-a sliding extension block;
6051-thrust spring; 6052-slide block;
701-diversion holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 7, the invention provides a blanking device for engineering plastic granulation, which comprises a wide-mouth blanking pipe 1 penetrating through a blanking channel 101, and a square charging barrel 2 which is butted with and separated from the wide-mouth blanking pipe 1 one by one and is provided with a plurality of rollers, wherein a waste gas absorption cavity 102 communicated with the blanking channel 101 is formed in the pipe wall of the wide-mouth blanking pipe 1, a waste gas purification device 3 communicated with the waste gas absorption cavity 102 is installed on the wide-mouth blanking pipe 1, an air curtain opening 103 communicated with an exhaust port of the waste gas purification device 3 is formed in the pipe wall of the wide-mouth blanking pipe 1, and the air curtain opening 103 is positioned on the outer side of the waste gas absorption cavity 102 far away from the geometric center of the wide-mouth blanking pipe 1.
Wide-mouth unloading 1 external dimension and the external dimension phase-match of square barrel 2 of feeding, after square barrel 2 of feeding docks with wide-mouth unloading 1, waste gas absorption chamber 102 is linked together through modes such as trompil and wide-mouth unloading 1, waste gas purification device 3 is the known corresponding exhaust gas purification equipment of technical personnel in the field, constantly extract the gas in waste gas absorption chamber 102 through exhaust gas purification device 3, thereby when plastic granules are discharged by wide-mouth unloading 1, the waste gas carried by plastic granules passes through waste gas absorption chamber 102 and is inhaled among waste gas purification device 3, exhaust gas purification device 3 purifies exhaust after reaching standard to the inhaled waste gas, thereby avoid or significantly reduced the waste gas that the granulation in-process produced along with plastic granules together discharge, reach the environmental protection and ensure the healthy purpose of staff.
And, the downward air curtain mouth 103 of opening that sets up all around outside waste gas absorption chamber 102 is connected with exhaust port of exhaust gas purification device 3, when changing square barrel 2 of feeding and square barrel 2 of feeding dock or separate with wide-mouth unloading pipe 1 gradually, inject the air current curtain that gets into in the square barrel 2 of feeding by air curtain mouth 103, the waste gas of having avoided in the square barrel 2 of feeding escapes before not being inhaled waste gas absorption chamber 102, thereby when changing square barrel 2 of feeding, even the granulator does not shut down and also can not lead to the escape of waste gas.
In order to avoid leakage of plastic particles when the square charging barrel 2 is replaced, the invention also provides the following embodiments:
wide-mouth unloading pipe 1 all installs the storage bucket conveyor 4 that is used for driving a plurality of square buckets of feeding 2 to dock in proper order and separate with wide-mouth unloading pipe 1 one by one towards the both sides of the bottom of square bucket of feeding 2, connect through quick detach coupling assembling 5 between the head and the tail of adjacent square bucket of feeding 2, wide-mouth unloading pipe 1 is located square bucket of feeding 2 and is installed by direction of delivery's one end with quick detach coupling assembling 5 matched with release assembly 6, adjacent square bucket of feeding 2 is through quick detach coupling assembling 5 end to end and separate through release assembly 6.
A plurality of square buckets of feeding 2 all connect gradually through quick detach coupling assembling 5 end to end, thereby avoided causing plastic granules to take place the problem of leaking because of assembly square bucket alternate segregation when changing square bucket of feeding 2, its a plurality of square buckets of feeding 2 of end to end connection in proper order pass through storage bucket conveyor 4 drive and wide-mouth unloading pipe 1 butt joint and separation one by one, control and drive the removal of square bucket of feeding 2 through storage bucket conveyor 4, be favorable to improving the precision of square bucket of feeding 2 and wide-mouth unloading pipe 1 butt joint, thereby avoid exposing the problem that causes plastic granules to leak because of the square bucket of feeding 2 and wide-mouth unloading pipe 1 butt joint is insufficient promptly unloading passageway 101.
A plurality of square buckets of feeding 2 dock and separate with wide-mouth unloading pipe 1 in proper order after connecting through quick detach coupling assembling 5 end to end, on the one hand, need not the granulator and shut down and to accomplish the change of square bucket of feeding 2 under the condition that does not cause the plastic granules to leak, on the other hand, waste gas purification device 3 constantly absorbs the waste gas in unloading passageway 101 through the waste gas absorption chamber 102 with unloading passageway 101 intercommunication, and waste gas purification device 3 forms the air current curtain through being located waste gas absorption chamber 102 outside gas curtain mouth 103 all around in square bucket of feeding 2 inside all around, thereby avoided leading to waste gas to leak when changing square bucket of feeding 2.
Concretely, storage bucket conveyor 4 stops the drive to the square barrel of feeding 2 after square barrel 2 and the 1 abundant butt joint of wide-mouth unloading pipe of feeding stop, the square barrel of feeding 2 will contain the full state when full plastic granules until square barrel of feeding 2, combine granulator unloading flow computational analysis by the square barrel of feeding 2 capacity to draw, or carry out real-time supervision through modes such as weighing, storage bucket conveyor 4 restarts, square barrel of feeding 2 that originally is located 1 below of wide-mouth unloading pipe is driven by storage bucket conveyor 4 and is promptly gradually in with the 1 separation of wide-mouth unloading pipe, make the square barrel of feeding 2 of rear drive gradually to 1 below removal of wide-mouth unloading pipe promptly gradually dock with 1 of wide-mouth unloading pipe.
In the process that two square buckets of feeding 2 of end to end connect separated and butt joint with wide-mouth unloading pipe 1 respectively, granulator feed opening exhaust plastic granules discharge into two square buckets of feeding 2 respectively through wide-mouth unloading pipe 1, realized changing the square bucket of feeding 2 and can not lead to the purpose that plastic granules leaked when the granulator does not shut down. And, two charging barrels that dock gradually and separate gradually with wide-mouth blanking pipe 1, the air current curtain that all sprays through gas curtain mouth 103 makes the part of docking with wide-mouth blanking pipe 1 and wide-mouth blanking pipe 1 keep the sealed absolute seal of higher degree to the escape of waste gas when avoiding or significantly reducing to change charging square bucket 2.
A plurality of square buckets of feeding 2 are through 5 end to end connections of quick detach coupling assembling, and dock and separate with wide-mouth unloading pipe 1 one by one through the drive of storage bucket conveyor 4, the air curtain that the cooperation gas curtain mouth 103 sprays and get into in the square bucket of feeding 2, not only realized the granulator and not changed the purpose of square bucket of feeding 2 in succession when shutting down, and avoided or significantly reduced waste gas along with plastic granules together discharge, make the waste gas in the square bucket of feeding 2 can fully be absorbed by exhaust gas purification device 3 and purify, be favorable to the environmental protection, provide the guarantee to the staff health.
When the junction of adjacent square barrel 2 of feeding removes to disengaging assembly 6 department, disengaging assembly 6 realizes the separation of adjacent square barrel 2 of feeding through the 5 splits of quick detach coupling assembling that connect adjacent square barrel 2 of feeding, will contain the square barrel 2 of feeding of plastic granules through disengaging assembly 6 promptly and the square barrel 2 of feeding of rear and wide-mouth unloading pipe 1 butt joint separate, thereby be convenient for remove the square barrel 2 of feeding of containing plastic granules, be favorable to realizing the automation of pine silk processing flow, thereby improve production efficiency.
It is further optimized on the above embodiment that a shunt pore plate 7 for promoting the release of the waste gas by dispersing the plastic particles is installed in the inlet end of the blanking channel 101, the shunt pore plate 7 protrudes towards the inlet direction of the wide-mouth blanking pipe 1 by taking the geometric center as a vertex, and a plurality of shunt pores 701 are opened on the shunt pore plate 7.
After the plastic particles are discharged from the discharge port of the granulator and fall onto the distributing orifice plate 7, the distributing orifice plate 7 which protrudes upwards by taking the center as the vertex has the function of promoting the flow and distribution of the plastic particles, which is beneficial to enabling the plastic particles at the top of the distributing orifice plate 7 to fall into the discharging channel 101 through each distributing orifice 701 uniformly, enabling the plastic particles at the top of the distributing orifice plate 7 to be divided into a plurality of falling discharging channels 101 through a plurality of distributing orifices 701, and being beneficial to rapidly releasing the waste gas existing in the gaps between the plastic particles, so that the waste gas carried by the plastic particles can be sucked into the waste gas purification device 3 through the waste gas absorption cavity 102 rapidly.
In the above embodiment, it is further optimized that the inner contour of the blanking channel 101 is a trapezoid with a narrow top and a wide bottom, and one end of the plurality of diversion holes 701 away from the inlet of the wide-mouth blanking pipe 1 is inclined to the outer side away from the geometric center of the diversion hole plate 7.
The width is trapezoidal profile phase to suit under the lateral inclination's of lower extreme reposition of redundant personnel hole 701 and the unloading passageway 101 is narrow, the plastic granules of whereabouts promptly disperses gradually in unloading passageway 101, on the one hand, be favorable to reducing a large amount of plastic granules by wide-mouth unloading pipe 1 exhaust resistance, on the other hand, be favorable to the clearance between the stranded plastic granules that forms behind the reposition of redundant personnel hole 701, and increase gradually by the inclination of a plurality of reposition of redundant personnel holes 701 of 7 geometric centers of reposition of redundant personnel hole board to lateral evenly distributed, the clearance between the stranded plastic granules and the crescent that unloading passageway 101 suited promptly, thereby release and the absorption of the waste gas that exists in the plastic granules clearance with higher speed.
Wherein, set up a plurality of side absorption holes 104 that run through to waste gas absorption chamber 102 on the unloading passageway 101 lateral wall, unloading passageway 101 is linked together through side absorption hole 104 and waste gas absorption chamber 102 to, set up a plurality of bottom absorption holes 105 that run through to waste gas absorption chamber 102 on the wide-mouth unloading pipe 1 exit end outer wall, the square barrel 2 of feeding keeps the intercommunication with waste gas absorption chamber 102 through bottom absorption holes 105 with the in-process of wide-mouth unloading pipe 1 butt joint or separation.
The waste gas that is located the off-gas absorption chamber 102 and the bottom absorption hole 105 outside of unloading passageway 101 still enable the square barrel 2 of feeding before square barrel 2 and wide-mouth unloading pipe 1 separation of feeding is inhaled exhaust gas purification device 3 in, prevent the waste gas that plastic granules carried in the square barrel 2 of feeding, because of not getting into waste gas absorption chamber 102 when unloading passageway 101 and square barrel 2 of feeding communicate, thereby lead to the waste gas in the square barrel 2 of feeding to release external problem after square barrel 2 and the wide-mouth unloading pipe 1 separation of feeding, further reduced the waste gas release.
What is further optimized on the above embodiment is that one end of the air curtain opening 103 far away from the inlet of the wide-mouth blanking pipe 1 is obliquely arranged towards the direction far away from the geometric center of the wide-mouth blanking pipe 1, namely the bottom of the air curtain opening 103 is obliquely arranged towards the outer side, so that the air curtain sprayed by the air curtain opening 103 forms airflow flowing towards the geometric center of the charging square barrel 2 after colliding with the side wall of the charging square barrel 2, and the phenomenon that the exhaust gas in the charging square barrel 2 is exhausted due to outward diffusion of the air curtain is avoided.
Wherein, the head end of the square charging barrel 2 is provided with a chamfer part 201 with two chamfered sides, the tail end of the square charging barrel 2 is provided with a groove part 202 adapted to the shape of the chamfer part 201, the quick-release connecting component 5 comprises a grab bar 501 connected with the groove walls at the two sides of the groove part 202, the head end of the chamfer part 201 is provided with a grab bar inserting groove 502 matched with the grab bar 501, one side of the grab bar 501 is provided with a pawl sinking groove 503, the pawl sinking groove 503 is internally provided with a movable pawl 504 with one end rotatably arranged on the grab bar 501, and a pawl support spring plate 505 for supporting the other end of the movable pawl 504 to be lifted is arranged in the pawl sinking groove 503, a pawl groove 506 matched with the movable pawl 504 is formed on the wall of one side of the grab bar inserting groove 502, an open groove 507 penetrating to the pawl groove 506 is formed at the top of the chamfer part 201, and the separating component 6 passes through the open groove 507 and drives the movable pawl 504 to rotate into the pawl sinking groove 503.
The alignment when both sides are chamfer portion 201 and flute profile 202 of chamfer is favorable to the charging bucket end to end connection, and the bar 501 in the flute profile 202 is as quick detach coupling assembling 5's part promptly, and the handrail is used when supplying artifical push-and-pull charging square barrel 2 again to the manual work of being convenient for is to butt joint and the transfer of charging square barrel 2.
When the grab bar 501 is used as the quick-release connecting assembly 5, when the head ends and the tail ends of two square charging buckets 2 are gradually butted, the chamfer part 201 at the head end of the rear square charging bucket 2 is gradually inserted into the groove-shaped part 202 until the grab bar 501 in the groove-shaped part 202 is inserted into the grab bar insertion groove 502 in the limiting part, in the process, the movable inverted tooth 504 jacked up by the inverted tooth support spring plate 505 at one end of the grab bar 501 is gradually rotated into the inverted tooth sinking groove 503 under the action of the reactive force of the groove wall of the grab bar insertion groove 502, and the movable inverted tooth 504 is jacked up again by the inverted tooth support spring plate 505 after reaching the inverted tooth groove 506, namely the movable inverted tooth 504 is clamped into the inverted tooth groove 506, so that the grab bar 501 at the tail end of the front square charging bucket 2 is connected with the chamfer part 201 at the head end of the rear square charging bucket 2 through the movable inverted tooth, and the head-.
Open groove 507 is vertically run through to pawl groove 506 by chamfer portion 201 top in to the separation module 6 of installing in the wide-mouth unloading pipe 1 in top passes pawl groove 506 and pushes away movable pawl 504 and turn over into pawl sink groove 503, when the wide-mouth unloading pipe 1 that exposes on chamfer portion 201, separation module 6 on the wide-mouth unloading pipe 1 is through pushing movable pawl 504 into pawl sink groove 503, makes movable pawl 504 relieve the fixed to bar 501 and chamfer portion 201, thereby makes the square barrel of feeding 2 of feeding that the place ahead contains plastic granules separate with the square barrel of feeding 2 of back through the inertia of self motion or other modes.
In addition, the degree of depth of flute profile portion 202 and the adaptation of the length of chamfer 201, there is the clearance after avoiding adjacent square barrel 2 of feeding to dock and lead to plastic granules's leakage, and the plastic granules who accepts when chamfer 201 passes through unloading passageway 101 below, push square barrel 2 of feeding by wide-mouth unloading pipe 1 pipe wall when chamfer 201 passes through on the wide-mouth unloading pipe 1 pipe wall below in, from this, the interval of square barrel 2 top of feeding and wide-mouth unloading pipe 1 bottom is not more than the minimum height of the corresponding plastic granules of production, thereby avoid the plastic granules on chamfer 201 to be taken out of square barrel 2 of feeding.
Wherein, the separating assembly 6 comprises a support 601 arranged on the wide-mouth blanking pipe 1, a sliding bearing which is arranged on the support 601 in a reciprocating manner in the depth direction of the open groove 507 is rotatably arranged on the support, a sliding wheel body 602 is rotatably arranged on the sliding bearing, a plurality of caster supporting rods 603 which are uniformly distributed in the circumferential direction are arranged on the outer wall of the sliding wheel body 602 around the sliding bearing, a caster 604 is rotatably arranged on each of the plurality of caster supporting rods 603 relative to one end of the sliding wheel body 602, an elastic driving part 605 for driving the sliding wheel body 602 to slide towards the open groove 507 is arranged on the support 601, the elastic driving part 605 pushes the caster 604 arranged at the tail end of the caster supporting rod 603 to be, and a sliding extension block 606 is slidably mounted in the open groove 507, and the elastic driving member 605 sequentially pushes the movable inverted tooth 504 to rotate into the inverted tooth sinking groove 503 through the sliding wheel body 602, the caster supporting rod 603, the caster 604 and the sliding extension block 606.
The slip wheel body 602 forms the structure similar to the triangle wheel with the terminal truckle 604 of a plurality of truckle bracing pieces 603 and truckle bracing piece 603, has the function that the triangle wheel stridees across the barrier and climbs promptly to make the process of connecting adjacent square bucket of feeding 201 of moving to slip wheel body 602 below, make originally lie in a plurality of truckles 604 of the place ahead square bucket of feeding 2 lateral wall climb to the place ahead square bucket of feeding 2 terminal surface and chamfer 201 and lead. At this time, two casters 604 are simultaneously supported on the end surface of the square charging barrel 2 and the chamfered portion 201, the axial center of the sliding wheel body 602 is located at a height from the chamfered portion 201 smaller than the length of the caster support rod 603, and the elastic driving member 605 is compressed until the chamfered portion 201 moves to the position where the open groove 507 reaches the rear caster 604, and the rear caster 604 is caught in the open groove 507. As the chamfering section 201 continues to move, the sliding wheel body 602 pivots about the caster 604 that is fitted into the opening groove 507 until the other caster 604 is supported on the chamfering section 201, and then the caster 604 that is fitted into the opening groove 507 pivots upward out of the opening groove 507 about the other caster 604 that is supported on the chamfering section 201. When the sliding wheel body 602 rotates with the caster 604 snapped into the opening groove 507 as a fulcrum, the elastic driving member 605 releases the elastic force and pushes the movable inverted tooth 504 to rotate into the inverted tooth sinking groove 503 through the sliding bearing, the sliding wheel body 602, the caster supporting rod 603, the caster 604 and the sliding extension block 606 in sequence, thereby releasing the connection state of the handrail and the chamfering part 201.
Wherein, the initial height of sliding wheel body 602 for the ground level is not less than the height of the square barrel 2 open end of feeding for the ground level, and the only tip portion inserts in the square barrel 2 of feeding promptly under the truckle bracing piece 603 to can rotate through the sliding wheel body 602 that truckle bracing piece 603 promoted when making the square barrel 2 of feeding in the place ahead move, thereby realize that sliding wheel body 602, truckle bracing piece 603 and truckle 604 climb to chamfer portion 201 through rotating.
And preferably, the length of the caster supporting rod 603 is smaller than the sum of the thickness of the wall of the tail end of the charging square barrel 2 and the length of the distance from the head end of the chamfer part 201 to the open groove 507, so that the first caster 604 climbing to the chamfer part 201 can be clamped into the open groove 507, and the rapid separation of the hand holding rod and the chamfer part 201 is facilitated.
Wherein the bracket 601 is provided with a vertical sliding groove 11 in the depth direction of the open groove 507, the elastic driving member 605 comprises a thrust spring 6051 installed in the vertical sliding groove 11, and a slide block 6052 slidably installed in the vertical sliding groove 11 and connected to one end of the thrust spring 6051, the slide wheel 602 is rotatably installed on the slide block 6052, the thrust spring 6051 is compressed when the caster 604 is supported on the chamfer portion 201 and the end surface of the square charging barrel 2, and the compressed thrust spring 6051 releases the elastic force when the caster 604 is inserted into the square charging barrel 2 or the open groove 507.
When the sliding wheel body 602 rotates around a caster 604, the vertical distance between the axis of the sliding wheel body 602 and the chamfer 201 increases, so that the sliding wheel body 602 is pushed by the reaction force of the chamfer 201 to move upward, and the sliding bearing connected to the sliding wheel body 602 pushes the upper thrust spring 6051 through the sliding block 6052, so as to realize the force accumulation of the thrust spring 6051, and the elastic potential energy accumulated by the thrust spring 6051 is released when the movable chamfer 504 is pushed to rotate into the chamfer sinking groove 503.
It is further preferable in the above embodiment that the side wall of the sliding extension block 606 is provided with a retaining block 8, the groove wall of the open groove 507 is provided with a retaining groove 9 for the retaining block 8 to slide in cooperation with the sliding extension block 606, a sliding extension block return spring 10 with one end supporting the retaining block 8 is installed in the retaining groove 9 and on the side of the retaining block 8 facing the inverted tooth groove 506, the sliding extension block 606 is held in the open groove 507 by the cooperation of the retaining block 8 and the retaining groove 9 to slide back and forth, and one end of the sliding extension block 606 facing the inverted tooth groove 506 is flush with the groove wall of the inverted tooth groove 506 or inserted into the inverted tooth groove 506 by the cooperation of the retaining block 8 and the sliding extension block return spring 10, the length of the sliding extension block 606 in the depth direction of the open groove 507 is smaller than the depth of the open groove 507, that is the top end of the sliding extension block 606 is lower than the top end of the open groove 507, so that the caster 604 can be locked into, and the elastic force of the thrust spring 6051 is larger than the sum of the elastic forces of the pawl support spring plate 505 and the slide extension block return spring 10, so that the caster 604 pushed away by the spring can drive the movable pawl 504 to rotate into the pawl sinking groove 503.
It is further optimized in the above embodiment that the material barrel conveying device 4 includes a pair of limiting guide rails 401 respectively installed on two sides of the wide-mouth blanking pipe 1 and parallel to each other, one opposite sides of the limiting guide rails 401 on two sides are respectively provided with a conveying belt assembly 402 with a braking component, the material square barrel 2 is driven by the conveying belt assemblies 402 respectively located on two sides of the material square barrel, and the conveying belt assemblies 402 are installed on the limiting guide rails 401 through elastic supporting portions 403.
Wherein, storage bucket conveyor 4 is including installing respectively in wide-mouth unloading pipe 1 both sides and a pair of spacing guide rail 401 that is parallel to each other, and both sides spacing guide rail 401 one side in opposite directions all is provided with the conveyer belt assembly 402 that has braking component, and square barrel 2 that charges is through being located the conveyer belt assembly 402 drive of its both sides respectively, and conveyer belt assembly 402 passes through elastic support portion 403 to be installed on spacing guide rail 401.
The elastic support part 403 is any elastic component such as an elastic rubber pad, and the square charging barrel 2 is conveniently pushed between the two side conveyor belt assemblies 402 through the elastic support part 403, and the conveyor belt assembly 402 generally comprises a frame, a plurality of belt rollers arranged in double rows on the frame, a motor for driving the belt rollers to rotate, and a conveyor belt sleeved outside the double rows of belt rollers, and the conveyor belt assembly 402 drives the square charging barrel 2 to move through the conveyor belt driven to rotate circularly.
And the length of the single side of the conveying belt assembly 402 is not more than the length of the square charging barrel 2, so that the square charging barrel 2 containing plastic particles separated from the wide-mouth blanking pipe 1 can be separated from the square charging barrel 2 behind under the action of the inertia of the self-motion after the square charging barrel 2 and the square charging barrel 2 behind are disconnected.
The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.

Claims (10)

1. The utility model provides an unloader is used in engineering plastics granulation which characterized in that: the device comprises a wide-mouth blanking pipe (1) with a blanking channel (101) penetrating through the wide-mouth blanking pipe, and a square charging barrel (2) which is in butt joint with and separated from the wide-mouth blanking pipe (1) one by one and is provided with a plurality of rollers, wherein a waste gas absorption cavity (102) communicated with the blanking channel (101) is formed in the pipe wall of the wide-mouth blanking pipe (1), a waste gas purification device (3) communicated with the waste gas absorption cavity (102) is installed on the wide-mouth blanking pipe (1), an air curtain opening (103) communicated with an exhaust port of the waste gas purification device (3) is formed in the pipe wall of the wide-mouth blanking pipe (1), and the air curtain opening (103) is positioned on the outer side of the waste gas absorption cavity (102) far away from the geometric center of the wide-mouth blanking pipe (;
wide-mouth unloading pipe (1) orientation the both sides of the bottom of the square barrel of feeding (2) are all installed and are used for the drive a plurality ofly the square barrel of feeding (2) one by one with wide-mouth unloading pipe (1) carries out butt joint in proper order and storage bucket conveyor (4) of separation, and is adjacent connect through quick detach coupling assembling (5) between the head and the tail of the square barrel of feeding (2), wide-mouth unloading pipe (1) is located square barrel of feeding (2) be installed by direction of delivery's one end with quick detach coupling assembling (5) matched with release assembly (6), adjacent square barrel of feeding (2) accomplish respectively with the separation of wide-mouth unloading pipe (1) with after the butt joint through with quick detach coupling assembling (5) matched with release assembly (6) disconnect state.
2. The blanking device for the engineering plastic granulation as claimed in claim 1, wherein: install in wide-mouth unloading pipe (1) and promote waste gas release's reposition of redundant personnel orifice plate (7) through making the plastic granules dispersion, reposition of redundant personnel orifice plate (7) use geometric centre as the summit to wide-mouth unloading pipe (1) entry direction is protruding, a plurality of reposition of redundant personnel holes (701) have been seted up on reposition of redundant personnel orifice plate (7).
3. The blanking device for the engineering plastic granulation as claimed in claim 2, wherein: the inner contour of the blanking channel (101) is in a trapezoid shape with a wider outlet end, one end, far away from the inlet of the wide-mouth blanking pipe (1), of the shunting holes (701) is obliquely arranged towards the outer side far away from the geometric center of the shunting hole plate (7), and the inclination angles of the shunting holes (701) which are uniformly distributed towards the outer side from the geometric center of the shunting hole plate (7) are gradually increased.
4. The blanking device for the engineering plastic granulation as claimed in claim 1, wherein: the side wall of the blanking channel (101) is provided with a plurality of side absorption holes (104) which penetrate through the waste gas absorption cavity (102), the blanking channel (101) is communicated with the waste gas absorption cavity (102) through the side absorption holes (104), the outer wall of the outlet end of the wide-mouth blanking pipe (1) is provided with a plurality of bottom absorption holes (105) which penetrate through the waste gas absorption cavity (102), and the square charging barrel (2) is in butt joint with or separated from the wide-mouth blanking pipe (1) and is communicated with the waste gas absorption cavity (102) through the bottom absorption holes (105).
5. The blanking device for the engineering plastic granulation as claimed in claim 1, wherein: one end, far away from the inlet of the wide-mouth blanking pipe (1), of the air curtain port (103) is obliquely arranged in the direction far away from the geometric center of the wide-mouth blanking pipe (1).
6. The blanking device for the engineering plastic granulation as claimed in claim 1, wherein: the loading square barrel (2) is characterized in that two chamfered portions (201) with chamfers are arranged at the head end of the loading square barrel (2), a groove-shaped portion (202) adapting to the appearance of the chamfered portion (201) is arranged at the tail end of the loading square barrel (2), the quick-release connecting assembly (5) comprises a grab bar (501) connected with the groove walls at the two sides of the groove-shaped portion (202), a grab bar inserting groove (502) matched with the grab bar (501) is formed in the head end of the chamfered portion (201), a pawl sinking groove (503) is formed in one side of the grab bar (501), a movable pawl (504) rotatably installed on the grab bar (501) is installed at one end of the pawl sinking groove (503), a pawl supporting spring plate (505) for supporting the other end of the movable pawl (504) is lifted up is installed in the pawl sinking groove (503), a pawl slot wall on one side of the grab bar inserting groove (502) is provided with a pawl groove (506) matched with, an open groove (507) penetrating to the inverted tooth groove (506) is formed in the top of the inverted portion (201), and the separating assembly (6) penetrates through the open groove (507) and drives the movable inverted tooth (504) to rotate into the inverted tooth sinking groove (503).
7. The blanking device for the engineering plastic granulation as claimed in claim 6, wherein: the separating assembly (6) comprises a support (601) arranged on the wide-mouth blanking pipe (1), a sliding wheel body (602) which slides in a reciprocating manner in the depth direction of the open groove (507) is rotatably arranged on the support (601), a plurality of caster supporting rods (603) which are uniformly distributed in the circumferential direction are arranged on the outer wall of the sliding wheel body (602) around the sliding bearing, the caster supporting rods (603) are all rotatably arranged at one end of the sliding wheel body (602) to form a caster (604), an elastic driving part (605) which is used for driving the sliding wheel body (602) to slide in the direction of the open groove (507) is arranged on the support (601), the elastic driving part (605) is pushed and arranged at the tail end of the caster supporting rod (603) through the sliding wheel body (602) and is inserted into the open groove (507), and a sliding extending block (606) is arranged in the open groove (507), the elastic driving piece (605) pushes the movable inverted teeth (504) to rotate into the inverted tooth sinking groove (503) sequentially through the sliding wheel body (602), the caster supporting rod (603), the caster (604) and the sliding extending block (606).
8. The blanking device for the engineering plastic granulation as claimed in claim 7, wherein: be provided with on the slip extension piece (606) lateral wall and keep piece (8), offer on open groove (507) cell wall and supply keep piece (8) cooperation slip extension piece (606) carry out gliding keep groove (9), just be located in keep groove (9) keep piece (8) towards one side of falling tooth's socket (506) install one end and support slip extension piece reset spring (10) that keep piece (8).
9. The blanking device for the engineering plastic granulation as claimed in claim 7, wherein: vertical spout (11) have been seted up in support (601) open groove (507) depth direction, elastic drive spare (605) is including installing thrust spring (6051) in vertical spout (11), and slidable mounting in vertical spout (11) and with slider (6052) that thrust spring (6051) one end is connected, slide wheel body (602) rotate to be installed slider (6052), thrust spring (6051) are in truckle (604) support in square charging barrel (2) terminal surface is compressed, and the compressed thrust spring (6051) is in truckle (604) insert extremely in square charging barrel (2) or release elasticity when in open groove (507).
10. The blanking device for the engineering plastic granulation as claimed in claim 1, wherein: the charging bucket conveying device (4) comprises a pair of limiting guide rails (401) which are respectively installed on two sides of the wide-mouth discharging pipe (1) and are parallel to each other, wherein conveying belt assemblies (402) with brake assemblies are arranged on one opposite sides of the limiting guide rails (401), the charging square bucket (2) is driven by the conveying belt assemblies (402) through being located on two sides of the charging square bucket respectively, and the conveying belt assemblies (402) are installed on the limiting guide rails (401) through elastic supporting portions (403).
CN202010835925.3A 2020-08-19 2020-08-19 Unloader is used in engineering plastics granulation Active CN112139192B (en)

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