CN204149357U - Underwater pellet cutting system - Google Patents

Underwater pellet cutting system Download PDF

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Publication number
CN204149357U
CN204149357U CN201420475775.XU CN201420475775U CN204149357U CN 204149357 U CN204149357 U CN 204149357U CN 201420475775 U CN201420475775 U CN 201420475775U CN 204149357 U CN204149357 U CN 204149357U
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fixture
water
composition
lower clamp
arranges
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CN201420475775.XU
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Inventor
霍庆宪
霍春雨
迟华健
范建军
王大勇
徐金文
陈广义
张照奇
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NANJING GIANT MACHINERY Co Ltd
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NANJING GIANT MACHINERY Co Ltd
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Abstract

The utility model discloses a kind of underwater pellet cutting system, comprise underwater pelletizer, centrifugal dehydration assembly and water circulating pipe, underwater pelletizer comprises knife bar composition, first alternating current generator, adpting flange forms, water cavity forms, thermal cutting mould head group becomes and flow divider composition, the template that thermal cutting mould head group becomes is the titanium alloy template that surface arranges Spray Coating Carbide, water cavity forms, thermal cutting mould head group becomes and flow divider composition connects into an entirety, first alternating current generator, knife bar composition and adpting flange composition connect into an entirety, centrifugal dehydration assembly comprises the charging housing and shell body that are located at tank top, charging housing establishes charging aperture, first screen cloth and nylon suspension member, shell body establishes discharging elbow, plastic bellows hose, second screen cloth, leaf oar rotating cylinder and the second alternating current generator, water circulating pipe comprises centrifugal water pump, water-cooled heat exchanger and clarified water pump.This underwater pellet cutting system centrifugal dehydration, drying effect are good, repair demolition, easy to assembly, and use cost is low.

Description

Underwater pellet cutting system
Technical field
The utility model relates to a kind of underwater pellet cutting system.
Background technology
Underwater pellet cutting system is the fervent special granulation mode of one of die face, can the multiple material of the ideally various particle diameter of cutting processing, from hot melt jelly and thermoplastic rubber material to polyester material, and nylon and other hot melting plastic.Be specially adapted to processing TPE, TPU, PA, PET, ABS, PP, PVC, wax material, colloid material, glass-filled material, carbon fiber, filling-modified material etc.
At present, it is domestic that also do not have can with reputable brand in the world as Gala, the underwater pellet cutting system that the underwater pellet cutting systems such as BKG compare favourably, the industrial chain of domestic production underwater pellet cutting system is not also formed, the main cause affecting the application of domestic underwater pellet cutting system and popularization is that existing domestic underwater pellet cutting system has following major defect: (1) system support imperfection, the configuration of water circulating pipe is unfavorable for automation mechanized operation, centrifugal dehydrator adopts the centrifugal dehydrator of Water-circulating thermal cutting system, the particular/special requirement of underwater pellet cutting system can not be adapted to, centrifugal dehydration, drying effect does not reach requirement, (2) connected by bolt between the critical piece of underwater pelletizer, be unfavorable for repair demolition, assembling, be unfavorable for that die internal cleans, extend the time of maintenance and cleaning inside, manual labor is stronger, (3) earnestly the template of die head is made by structural alloy steel, and surface is through carburizing or nitriding heat treatment.The coefficient of heat conduction of structural alloy steel is high, is unfavorable for the heat insulation of fervent die head and thermal balance, causes heating energy consumption too high and produce nib clogging, underwater pellet cutting system can not be run for a long time continuously.Template surface, through carburizing or nitriding heat treatment, easily produces oxidative phenomena.After template surface wearing and tearing, can only process be scrapped, add use cost; (4) sealing of swivel knife carrier adopts mechanical seal, complex structure, is unfavorable for maintenance.In addition, because the operating mode of underwater pellet cutting system is complicated, easily cause the damage of mechanical seal friction end face and cause drainage, improve maintenance cost.
Summary of the invention
Goal of the invention: the purpose of this utility model is the shortcoming for prior art, provides a kind of centrifugal dehydration, drying effect good, repair demolition, easy to assembly, the underwater pellet cutting system that use cost is low.
To achieve these goals, the utility model have employed following technical scheme: a kind of underwater pellet cutting system, comprise underwater pelletizer, centrifugal dehydration assembly and water circulating pipe, underwater pelletizer comprises knife bar composition, knife bar composition tail end arranges the first alternating current generator, knife bar composition front end arranges adpting flange composition, adpting flange composition front end arranges water cavity composition, the front end of water cavity composition arranges thermal cutting mould head group, thermal cutting mould head group becomes to connect flow divider composition, the template that described thermal cutting mould head group becomes is titanium alloy template, template surface arranges Spray Coating Carbide, described water cavity composition, thermal cutting mould head group becomes and flow divider composition connects into an entirety, described first alternating current generator, knife bar composition and adpting flange composition connect into an entirety, water cavity composition forms detachable connection by die head fixture composition with adpting flange, described centrifugal dehydration assembly comprises tank, tank top arranges charging housing and shell body, charging housing upper arranges charging aperture, first screen cloth is set below charging aperture, first screen cloth inside arranges nylon suspension member, shell body top arranges discharging elbow and plastic bellows hose, plastic bellows hose connects exhaust apparatus, below discharging elbow and plastic bellows hose, the second screen cloth is set, second screen bottom is communicated with the first screen bottom, second screen cloth inside arranges leaf oar rotating cylinder, and leaf oar rotating cylinder connects the second alternating current generator by shaft coupling, described water circulating pipe comprises centrifugal water pump, water-cooled heat exchanger and clarified water pump, centrifugal water pump water inlet is by water-in flange connection water channel, centrifugal water pump delivery port connects water-cooled heat exchanger water inlet of hot water, water-cooled heat exchanger cold water inlet connects cooling water inlet pipe road, water-cooled heat exchanger delivery port connects the first metal hose and the second metal hose respectively by tee ball valve, first metal hose connects water chamber successively, vertical water pipe, top water pipe, first two-way valve and charging housing tube connector, second connection by metal hose charging housing tube connector, clarified water pump water inlet connects the first metal hose by the second two-way valve, clarified water pump delivery port is by the 3rd connection by metal hose charging housing tube connector, top water pipe arranges intake valve, intake valve is by the 4th connection by metal hose first metal hose.
In the utility model, preferably, described adpting flange composition comprises fixture flange and oil sealing flange, fixture flange by the first hexagon socket cap head screw and oil sealing Flange joint fastening, copper sheathing is provided with in fixture flange, copper sheathing inwall inlays packing holder, polytetrafluoroethylene (PTFE) two-lip seal is provided with in packing holder, the lip of polytetrafluoroethylene (PTFE) two-lip seal is closely attached to the knife bar surface of knife bar composition, copper sheathing end is provided with sealing ring pressing plate, sealing ring pressing plate is connected fastening with fixture flange and copper sheathing by hexagon socket countersunk flat cap head screw respectively, oil sealing and oil sealing cover is provided with in oil sealing flange, the lip of oil sealing is closely attached to the knife bar surface of knife bar composition, oil sealing cover by the second hexagon socket cap head screw and oil sealing Flange joint fastening.
In the utility model, preferably, described fixture flange has drainage interface.
In the utility model, preferably, described first alternating current generator is fixed on pelletizing dolly, and pelletizing dolly is arranged on moving guide rail.
In the utility model, preferably, described flow divider fixture composition comprises fixture and the first lower clamp on first, on first, fixture is connected with fixture contiguous block by the second fixture pin respectively with one end of the first lower clamp, the other end of the first lower clamp is connected by the first fixture pin one end with clamp bolt, the other end of clamp bolt passes the through hole on the other end of fixture on first, clamp bolt is provided with fastening screw nut, be connected fastening by the fastening screw nut on locking fixture fastening bolt between fixture with the first lower clamp on first, on first, between fixture and two medial surfaces of the first lower clamp, shape has angle respectively, when on first, fixture is connected fastening with the first lower clamp, two medial surfaces of fixture on first and the first lower clamp flow divider is made up of and becomes compact siro spinning technology with thermal cutting mould head group, movable hinge block is arranged on fixture contiguous block by the first hinge jaw, movable hinge block is fixed on flow divider composition by the second hinge jaw, unclamping the second hinge jaw can make movable hinge block horizontally slip on the first hinge jaw, and one end of movable hinge block becomes to be connected with thermal cutting mould head group with hex nut by having strong market potential.
In the utility model, preferably, described die head fixture composition comprises fixture and the second lower clamp on second, on second, one end of fixture and the second lower clamp is by pinned connection, bearing pin forms with water cavity and is connected, adjusting nut is connected with the other end of fixture on second by pin, the internal thread of adjusting nut and the external screw thread adaptation of adjusting screw(rod), adjusting screw(rod) is connected by the head of pin with fixture button, the head of fixture button withstands in the groove of the other end of the second lower clamp, the shank of fixture button is fixed on the second lower clamp, handle is arranged on the shank of fixture button by cross recessed countersunk head sscrew, with the pin in fixture discount portion for axle center, pull the handle being arranged on fixture Button Handle portion clockwise, can fixture on second be connected fastening with the second lower clamp, on second, between fixture and two medial surfaces of the second lower clamp, shape has angle respectively, when on second, fixture is connected fastening with the second lower clamp, on second, two medial surfaces of fixture and the second lower clamp are by water cavity composition and adpting flange composition compact siro spinning technology.
In the utility model, preferably, discharge gate is provided with between described charging aperture and the first screen cloth, discharge gate is provided with pneumatic means, pneumatic means comprises the air cylinder support being fixed on charging case top, air cylinder support fixes cylinder, the piston rod of cylinder is connected with the top of pull bar, the bottom female screw hole of pull bar and the external screw thread on slide plate pull bar top suitable, slide plate pull bar both sides are provided with interior plate, interior plate is fixed with charging housing and shell body respectively by screw, cylinder baffle is fixed on interior plate by screw, slide plate pull bar bottom is connected with slide plate top, two sides of slide plate have chute, first connecting rod rotating shaft is provided with in chute, first connecting rod rotating shaft two ends are provided with the 3rd hexagon socket cap head screw, turnover panel connecting rod top is connected with first connecting rod rotating shaft, turnover panel connecting rod bottom is connected with turnover panel tail end by second connecting rod rotating shaft, turnover panel tail end is provided with support bar, support bar is fixed on interior plate.
In the utility model, preferably, described vertical water pipe arranges fast-assembling direct piping visor.
In the utility model, preferably, described top water pipe is fixed on and regulates on support.
Compared with existing underwater pellet cutting system, the utility model has the following advantages:
(1) template that thermal cutting mould head group becomes adopts titanium alloy material, template surface arranges Spray Coating Carbide, the solidification of melt in template can be resisted and improve template strength, and there is fabulous anti-abrasive wear and oxidation-resistance property, pelleter output can meet the production range requirement of 200kg/hr ~ 1200kg/hr, particle shape is unifonn spherical or olive shape, heat insulation and the thermal balance excellent that thermal cutting mould head group becomes, pattern hole is without clogging, and template surface is without any wear trace and oxidative phenomena;
(2) copper sheathing that tin bronze material makes is set in the fixture flange that adpting flange forms, the packing holder that three nylon materials make is inlayed in copper sheathing, in each packing holder, polytetrafluoroethylene (PTFE) two-lip seal is installed, the lip of polytetrafluoroethylene (PTFE) two-lip seal is closely attached to the knife bar surface of knife bar composition, when knife bar high-speed rotation, effectively can intercept the high temperature that water cavity composition is inner, High-Pressure Water, in the oil sealing flange of adpting flange composition, two oil sealings are set, the lip of oil sealing is closely attached to the knife bar surface of knife bar composition, the seepage of the bearing place lubricating grease in knife bar composition can be prevented,
(3) flow divider composition becomes to removably connect with thermal cutting mould head group by flow divider fixture composition, be convenient to install between each parts of underwater pelletizer, dismantle and maintenance, and reduce melt flow channel resistance, be beneficial to the extruding pelletization of melt, when changing material, cleaning thermal cutting mould head group becomes inner flow passage simple operation, only needs one hour, can complete the operation process of dismounting, cleaning, installation;
(4) for ease of the operation of underwater pelletizer, water cavity composition forms detachable connection by die head fixture composition with adpting flange, adpting flange composition to form with knife bar and is fixedly connected with, knife bar composition is fixedly connected with the first alternating current generator, first alternating current generator is fixed on pelletizing dolly, pelletizing dolly is arranged on moving guide rail, water cavity composition becomes to be fixedly connected with thermal cutting mould head group, thermal cutting mould head group becomes to form with flow divider and is fixedly connected with, flow divider composition is fixed on the extruding end of extruder, when running underwater pelletizer, promoting pelletizing dolly forms mobile along moving guide rail to water cavity, after the template that the cutting knife that knife bar is formed becomes with thermal cutting mould head group is fitted, locking die head fixture composition second on fixture and the second lower clamp, water cavity composition is connected with adpting flange composition, form airtight water chamber, simple operation, good sealing effect,
(5) centrifugal dehydration assembly can adapt to the particular/special requirement of underwater pellet cutting system completely, and centrifugal dehydration, drying effect improve greatly, by the configuration of water circulating pipe, makes the startup of underwater pellet cutting system and stopped process realize full-automatic operation;
(6) noise of overall operation at full capacity of underwater pellet cutting system is lower than 80 decibels, handling safety and convenient, and reliability of technology is strong.
Accompanying drawing explanation
Fig. 1 is underwater pellet cutting system structural representation of the present utility model;
Fig. 2 is the structural representation of underwater pelletizer;
Fig. 3 is A direction view in Fig. 2;
Fig. 4 is B-B direction view in Fig. 3;
Fig. 5 is the structural representation of adpting flange composition;
Fig. 6 be flow divider fixture composition structural representation;
Fig. 7 is A-A direction view in Fig. 6;
Fig. 8 is the structural representation of die head fixture composition;
Fig. 9 is A-A direction view in Fig. 8;
Figure 10 is B-B direction view in Fig. 8;
Figure 11 is C-C direction view in Fig. 8;
Figure 12 is the front view of centrifugal dehydration assembly;
Figure 13 is the side view of centrifugal dehydration assembly;
Figure 14 is the cut-away view of charging housing and shell body;
Figure 15 is the structural representation of pneumatic means;
Figure 16 is A-A direction view in Figure 15;
Figure 17 is the structural representation of water circulating pipe.
In figure: 1-underwater pelletizer, 2-centrifugal dehydration assembly, 3-water circulating pipe, 4-knife bar forms, 5-first alternating current generator, 6-adpting flange forms, 7-flow divider fixture forms, 8-water cavity forms, 9-flow divider forms, 10-valve body, 11-plunger, 12-template, 13-form clamp cover, 14-branch chamber, 15-spreader, 16-water chamber, 17-knife bar, 18-Cutter apron, 19-cutter disc, 20-first lower clamp, 21-first fixture pin, 22-thermal cutting mould head group becomes, 23-die head fixture forms, 24-pelletizing dolly, 25-moving guide rail, 26-tank, 27-charging housing, 28-shell body, 29-charging aperture, 30-first screen cloth, 31-nylon suspension member, 32-discharging elbow, 33-plastic bellows hose, 34-exhaust apparatus, 35-second screen cloth, 36-leaf oar rotating cylinder, 37-shaft coupling, 38-second alternating current generator, 39-motor tube connector, 40-top chock, 41-step, 42-lifting bolt, 43-pneumatic means, 44-discharge gate, 45-centrifugal water pump, 46-water-cooled heat exchanger, 47-clarified water pump, 48-tee ball valve, 49-first metal hose, 50-second metal hose, the vertical water pipe of 51-, 52-top water pipe, 53-first two-way valve, 54-charging housing tube connector, 55-second two-way valve, 56-the 3rd metal hose, 57-intake valve, 58-the 4th metal hose, 59-fast-assembling direct piping visor, 60-regulates support, fixture on 61-first, 62-fastening screw nut, 63-clamp bolt, 64-second fixture pin, 65-fixture contiguous block, 66-has strong market potential, 67-movable hinge block, 68-first hinge jaw, 69-hex nut, 70-second hinge jaw, fixture on 71-second, 72-second lower clamp, 73-adjusting screw(rod), 74-adjusting nut, 75-fixture button, 76-sells, 77-cross recessed countersunk head sscrew, 78-handle, 79-bearing pin, 80-fixture flange, 81-oil sealing flange, 82-sealing ring pressing plate, 83-hexagon socket countersunk flat cap head screw, 84-packing holder, 85-polytetrafluoroethylene (PTFE) two-lip seal, 86-copper sheathing, 87-first hexagon socket cap head screw, 88-second hexagon socket cap head screw, 89-oil sealing, 90-oil sealing cover, 91-cylinder, 92-air cylinder support, 93-pull bar, 94-interior plate, 95-slide plate pull bar, 96-the 3rd hexagon socket cap head screw, 97-cylinder baffle, 98-turnover panel, 99-slide plate, the rotating shaft of 100-first connecting rod, 101-turnover panel connecting rod, 102-support bar, the rotating shaft of 103-second connecting rod.
Detailed description of the invention:
Below in conjunction with accompanying drawing the utility model done and further explain.
As shown in Figure 1, underwater pellet cutting system of the present invention comprises underwater pelletizer 1, centrifugal dehydration assembly 2 and water circulating pipe 3.
As shown in Fig. 2 to 5; underwater pelletizer 1 comprises knife bar composition 4; knife bar forms 4 tail ends and arranges the first alternating current generator 5; knife bar forms 4 front ends and arranges adpting flange composition 6; adpting flange forms 6 front ends and arranges water cavity composition 8; the front end of water cavity composition 8 arranges thermal cutting mould head group and becomes 22, and thermal cutting mould head group becomes 22 connection flow divider compositions 9.
Knife bar composition 4 comprises knife bar 17, knife bar 17 tail end is connected with the first alternating current generator 5 output shaft, the tail end of knife bar 17 is by the bearings in knife bar composition 4, knife bar 17 front end arranges Cutter apron 18, Cutter apron 18 is connected with cutter disc 19 ball-type, cutter disc 19 makes universal movement by the elastic force of spring, and to ensure on cutter disc 19 many becomes the template 12 of 22 to fit tightly with thermal cutting mould head group cutting knife simultaneously, and pelletizing is effective.
Adpting flange composition 6 comprises fixture flange 80 and oil sealing flange 81.Fixture flange 80 is connected fastening by the first hexagon socket cap head screw 87 with oil sealing flange 81, the copper sheathing 86 that tin bronze material makes is provided with in fixture flange 80, copper sheathing 86 inwall inlays three packing holders 84, polytetrafluoroethylene (PTFE) two-lip seal 85 is provided with in each packing holder 84, the lip of polytetrafluoroethylene (PTFE) two-lip seal 85 is closely attached to knife bar 17 surface of knife bar composition 4, when knife bar 17 high-speed rotation, effectively can intercept the high temperature that water cavity forms 8 inside, High-Pressure Water, copper sheathing 86 end is provided with sealing ring pressing plate 82, sealing ring pressing plate 82 is connected fastening with fixture flange 80 and copper sheathing 86 by hexagon socket countersunk flat cap head screw 83 respectively.Two oil sealings 89 and oil sealing cover 90 is provided with in oil sealing flange 81, the lip of oil sealing 89 is closely attached to knife bar 17 surface of knife bar composition 4, can prevent knife bar from forming the seepage of the bearing place lubricating grease in 4, oil sealing cover 90 is connected fastening by the second hexagon socket cap head screw 88 with oil sealing flange 81.Fixture flange 80 also offers drainage interface, after polytetrafluoroethylene (PTFE) two-lip seal 85 weares and teares, the inside that water cavity forms the high temperature of 8 inside, High-Pressure Water penetrates into fixture flange 80, drainage interface by fixture flange 80 is discharged, and can prevent because moisture penetration damages bearing to the bearing place in knife bar composition 4; In addition, when operating personnel observed moisture discharge from drainage interface time, can instantaneously changing wearing and tearing polytetrafluoroethylene (PTFE) two-lip seal 85.
Water cavity composition 8 comprises water chamber 16; water chamber 16 adopts stainless steel to make; bottom is water inlet pipe; top is outlet pipe; water outlet pipe part establishes water pressure gauge; can monitor the pipeline unobstructed operating mode of current material conveying grain to centrifugal dehydrator, for ensureing underwater pelletizer 1 safety operation, water chamber 16 also arranges photoelectric sensor.
Flow divider composition 9, for switching the melt flow channel of main frame when pelletizing system runs and stops under water, is beneficial to the automatic operating of underwater pellet cutting system and ensures pelletizing effect.Flow divider composition 9 comprises valve body 10 and plunger 11, and valve body 10 and plunger 11 adopt high-quality nitrated steel to make, and valve body 10 is heated by heating rod and establishes independent temperature district, and plunger 11 is driven by hydraulic jack.
Thermal cutting mould head group becomes 22 to comprise template 12, form clamp cover 13, branch chamber 14 and spreader 15, template 12 is fixed by form clamp cover 13, template 12 center arranges branch chamber 14 and spreader 15, realizes conducting between branch chamber 14 and valve body 10 runner or partition by the upper and lower motion of plunger 11.In order to resist the solidification of melt in template 12 and the intensity of raising template 12, template 12 adopts titanium alloy template, and concrete material is TC4 titanium alloy, and template 12 perforate is hole, kong He hole, the respectively production line of adaptive different output.In order to improve wearability and the service life of die face 12; template 12 surface arranges Spray Coating Carbide; HVAF technology is adopted during spraying; sprayed on material is WC-Co12 tungsten chromium cobalt metal ceramic powder; WC-Co12 tungsten chromium cobalt metal ceramic powder is the cobalt-based coated composite powder of high rigidity; adopt reunion sintering process; it is that cast tungsten carbide Surface coating one deck is as protection and bonding layer of metal cobalt; there is fabulous anti-abrasive wear and oxidation-resistance property; the desirable thermal spraying material for strong wear occasion, coating microhardness >=HV1300.Template 12 is heated by heating rod and establishes independent temperature district and molten temperature-fusion pressure integrated transducer.
By becoming 22 to be connected by screw with thermal cutting mould head group water cavity composition 8, thermal cutting mould head group becomes 22 to form 9 with flow divider to form 7 by flow divider fixture and be connected, water cavity composition 8, thermal cutting mould head group are become 22 and flow divider composition 9 connect into an entirety, flow divider composition 9 is connected with the extruding end of extruder by screw.Be connected by screw by the first alternating current generator 5 and knife bar are formed 4, knife bar composition 4 forms 6 with adpting flange and is connected by screw, and the first alternating current generator 5, knife bar composition 4 and adpting flange composition 6 are connected into an entirety.Water cavity composition 8 is formed 6 detachable connections by die head fixture composition 23 with adpting flange, and then realizes the detachable connection between two entirety.First alternating current generator 5 is fixed on pelletizing dolly 24, and pelletizing dolly 24 is arranged on moving guide rail 25, can drive when pelletizing dolly 24 moves along moving guide rail 25 adpting flange of underwater pelletizer 1 form 6, knife bar composition the 4, first alternating current generator 5 move integrally.
As shown in Fig. 6 to 7, flow divider fixture composition 7 comprises fixture 61 and the first lower clamp 20 on first, on first, fixture 61 is connected with fixture contiguous block 65 by the second fixture pin 64 respectively with one end of the first lower clamp 20, the other end of the first lower clamp 20 is connected with one end of clamp bolt 63 by the first fixture pin 21, the other end of clamp bolt 63 passes the through hole on the other end of fixture 61 on first, clamp bolt 63 is provided with fastening screw nut 62, be connected fastening by the fastening screw nut 62 on locking fixture fastening bolt 63 between fixture 61 with the first lower clamp 20 on first.60 ° of angles are formed respectively between fixture 61 and two medial surfaces of the first lower clamp 20 on first, when on first, fixture 61 is connected fastening with the first lower clamp 20, with two medial surfaces of the first lower clamp 20, flow divider is formed 9 by fixture 61 on first and become 22 compact siro spinning technology with thermal cutting mould head group, after unclamping fastening screw nut 62, on first fixture 61 and the first lower clamp 20 can respectively with the second fixture pin 64 for axle center, open up and down, become 22 to dismantle flow divider composition 9 with thermal cutting mould head group.Movable hinge block 67 is arranged on fixture contiguous block 65 by the first hinge jaw 68, movable hinge block 67 is fixed on the corresponding mount pad of flow divider composition 9 by the second hinge jaw 70, unclamping the second hinge jaw 70 can make movable hinge block 67 horizontally slip on the first hinge jaw 68, be convenient to regulate assemblage gap when fixing movable hinge block 67, one end of movable hinge block 67 66 becomes the corresponding mount pad of 22 to be connected with hex nut 69 and thermal cutting mould head group by having strong market potential.
As shown in Fig. 8 to 11, die head fixture composition 23 comprises fixture 71 and the second lower clamp 72 on second, on second, fixture 71 is connected by bearing pin 79 with one end of the second lower clamp 72, the corresponding mount pad that bearing pin 79 and water cavity form 8 connects, adjusting nut 74 is connected by the other end of pin 76 with fixture on second 71, the internal thread of adjusting nut 74 and the external screw thread adaptation of adjusting screw(rod) 73, adjusting screw(rod) 73 is connected by the head of pin 76 with fixture button 75, the head of fixture button 75 withstands in the groove of the other end of the second lower clamp 72, the shank of fixture button 75 is fixed on the second lower clamp 72, handle 78 is arranged on the shank of fixture button 75 by cross recessed countersunk head sscrew 77, with the pin 76 of fixture button 75 head for axle center, pull the handle 78 being arranged on fixture button 75 shank clockwise, can fixture on second 71 be connected fastening with the second lower clamp 72, difference shape angle at 45 ° between fixture 71 and two medial surfaces of the second lower clamp 72 on second, when on second, fixture 71 is connected fastening with the second lower clamp 72, on second, water cavity composition 8 and adpting flange are formed 6 compact siro spinning technology by two medial surfaces of fixture 71 and the second lower clamp 72.Counterclockwise pulling handle 78, the head of fixture button 75 and the groove ends of the second lower clamp 72 depart from, and on second, one end of fixture 71 and the second lower clamp 72 is with bearing pin 79 for axle center, opens up and down, be convenient to adpting flange composition 6 with water cavity form 8 fractionation.
As shown in Figure 12 to 14, described centrifugal dehydration assembly 2 comprises tank 26, tank 26 top arranges charging housing 27 and shell body 28, charging housing 27 top arranges charging aperture 29, first screen cloth 30 is set below charging aperture 29, first screen cloth 30 inside arranges nylon suspension member 31, shell body 28 top arranges discharging elbow 32 and plastic bellows hose 33, plastic bellows hose 33 connects exhaust apparatus 34, below discharging elbow 32 and plastic bellows hose 33, the second screen cloth 35 is set, be communicated with bottom second screen cloth 35 with bottom the first screen cloth 30, second screen cloth 35 inside is provided with the leaf oar rotating cylinder 36 of oblique hinge, leaf oar rotating cylinder 36 connects the second alternating current generator 38 by shaft coupling 37.Shell body 28 top is installed and be positioned to alternating current generator 38 by motor tube connector 39, second alternating current generator 38 output shaft is connected with leaf oar rotating cylinder 36 by the rotating shaft internal thread of shaft coupling 37 bottom, the assembling of two parts can be convenient to and be conducive to interchangeability, being also convenient to the bottom rotary gap regulating leaf oar rotating cylinder 36.Leaf oar rotating cylinder 36 is located by top chock 40 and step 41, top chock 40 pairs of leaf oar rotating cylinders 36 location and supporting role, because top installing space is larger, the taper roll bearing of relatively large number can be selected, to meet the bearing capacity of leaf oar rotating cylinder 36 in high speed longtime running, rotating shaft in step 41 plays the role of positioning to leaf oar rotating cylinder 36, in step 41, oil sealing is installed, oil sealing and step cover plate composition sealing device, effectively can intercept moisture to enter in step 41, prevent the bearing burnt making High Rotation Speed because of moisture.Lifting bolt 42 being also set on shell body 28 top, the lifting of leaf oar rotating cylinder 36 when mounting and dismounting can being facilitated.
Tank 26 is provided with float switch, moisturizing adapter, draining valve and spilling water valve, magnetic valve is installed in moisturizing adapter place, to control the water inlet of outside filling pipe, float switch can send control signal to magnetic valve according to the water level in water tank, with the water level in regulating tank, decrease artificial recharge link, make operation convenient.Tank 26 inside is provided with electric heating tube and thermocouple thermometer, and electric heating tube can according to the technological requirement of material, water temperature is controlled between normal temperature ~ 85 DEG C.Thermocouple thermometer is provided with dial scale instruction, can monitor the water temperature in tank 26 easily.
The function of centrifugal dehydration assembly 2 is separated with the material grain that is shaped by the water from underwater pelletizer 1, and shaping material grain is dehydrated rear output.Water from underwater pelletizer 1 enters charging housing 27 with the material grain that is shaped by charging aperture 29, major part water stops due to nylon suspension member 31, bleed in tank 26 by the first screen cloth 30, with shaping, fraction water expects that grain enters in the second screen cloth 35 simultaneously, the leaf oar rotating cylinder 36 of High Rotation Speed makes shaping material grain high-speed screw rise, the surface moisture of material grain of being shaped throws away in shell body 28 because of centrifugal action from the second screen cloth 35, fall in tank 26, being shaped, because of the stop of the second screen cloth 35, high-speed screw rises to leaf oar rotating cylinder 36 top to material grain, shaping material grain is swept discharging elbow 32 and exports by the top hinge through leaf oar rotating cylinder 36, steam in shell body 28 is discharged after importing exhaust apparatus 34 by plastic bellows hose 33, contribute to dehydrating effect.Between charging aperture 29 and the first screen cloth 30, be also provided with discharge gate 44, discharge gate 44 is provided with pneumatic means 43, bulk adhesion material grain can be discharged from discharge gate 44 by handling pneumatic means 43, is blocked in the inside of charging housing 27 with the material grain that prevents adhesion.
As shown in Figure 15 to 16, pneumatic means 43 comprises the air cylinder support 92 being fixed on charging housing 27 top, air cylinder support 92 is fixed cylinder 91, the piston rod of cylinder 91 is connected by nut with the top of pull bar 93, the bottom female screw hole of pull bar 93 and the external screw thread on slide plate pull bar 95 top suitable, slide plate pull bar 95 both sides are provided with interior plate 94, interior plate 94 is fixed with charging housing 27 and shell body 28 respectively by screw, cylinder baffle 97 is fixed on interior plate 94 by screw, to intercept steam, slide plate pull bar 95 bottom is connected by nut with slide plate 99 top, two sides of slide plate 99 have chute, first connecting rod rotating shaft 100 is provided with in chute, first connecting rod rotating shaft 100 can in chute on, lower slider, first connecting rod rotating shaft 100 two ends are provided with the 3rd hexagon socket cap head screw 96, with the left and right vibration of spacing first connecting rod rotating shaft 100, turnover panel connecting rod 101 top is connected with first connecting rod rotating shaft 100, turnover panel connecting rod 101 bottom is connected with turnover panel 98 tail end by second connecting rod rotating shaft 103, turnover panel 98 tail end is provided with support bar 102, turnover panel 98 tail end is supported by support bar 102 and can with support bar 102 for axis rotation, support bar 102 is fixed on interior plate 94.
When the piston rod up stroke of cylinder 91, driven on slide plate 99 by pull bar 93 and slide plate pull bar 95 and move, discharge gate 44 is opened, two ends relative sliding in the side chute of slide plate 99 of first connecting rod rotating shaft 100, when chute bottom touches first connecting rod rotating shaft 100, drive in first connecting rod rotating shaft 100, turnover panel connecting rod 101 and second connecting rod rotating shaft 103 and move, and affect turnover panel 98 tail end, make turnover panel 98 with support bar 102 for axle center rotates clockwise, intercept bulk adhesion material grain to enter in charging housing 27, and discharged by discharge gate 44.
When the piston rod down stroke of cylinder 91, slide plate 99 is driven to move down by pull bar 93 and slide plate pull bar 95, discharge gate 44 is closed, two ends relative sliding in the side chute of slide plate 99 of first connecting rod rotating shaft 100, when chute tip contact is to first connecting rod rotating shaft 100, drives first connecting rod rotating shaft 100, turnover panel connecting rod 101 and second connecting rod rotating shaft 103 to move down, and promote turnover panel 98 tail end, turnover panel 98 is rotated counterclockwise for axle center with support bar 102, shaping material grain is entered in charging housing 27.
As shown in figure 17, described water circulating pipe 3 comprises centrifugal water pump 45, two water-cooled heat exchangers be installed in parallel 46 and clarified water pump 47, centrifugal water pump 46 water inlet is by water-in flange connection water channel 26, centrifugal water pump 45 delivery port connects water-cooled heat exchanger 46 water inlet of hot water, water-cooled heat exchanger 46 cold water inlet connects cooling water inlet pipe road, water-cooled heat exchanger 46 hot water outlet connects the first metal hose 49 and the second metal hose 50 respectively by tee ball valve 48, first metal hose 49 connects the water chamber 16 of water cavity composition 8 successively, vertical water pipe 51, top water pipe 52, first two-way valve 53 and charging housing tube connector 54, second metal hose 50 connects charging housing tube connector 54, clarified water pump 47 water inlet connects the first metal hose 49 by the second two-way valve 55, clarified water pump 47 delivery port connects charging housing tube connector 54 by the 3rd metal hose 56, top water pipe 52 arranges intake valve 57, intake valve 57 connects the first metal hose 49 by the 4th metal hose 58.
Water in tank 26 enters centrifugal water pump 45 by the water-in flange of centrifugal water pump 45, by outlet pipe, water is beaten in two water-cooled heat exchangers be installed in parallel 46 by centrifugal water pump 45, controlled the cooling entering water electromagnetic valve of water-cooled heat exchanger 46 according to water temperature by temperature control system, hot water, in water-cooled heat exchanger 46, can carry out heat exchange with external cooling water.The path of tee ball valve 48 and the convertible recirculated water of the first two-way valve 53, according to technological process, recirculated water is passed through the charging housing 27 of the second metal hose 50 bypass to centrifugal dehydration assembly 2 by tee ball valve 48, or recirculated water is cut off or is opened the recirculated water of water chamber 16 by the charging housing 27 of vertical water pipe 51 and top water pipe 52 to centrifugal dehydration assembly 2 of water cavity composition 8 by water chamber 16, first two-way valve 53 that the first metal hose 49 passes to water cavity composition 8.Photoelectric sensor on centrifugal water pump 45, first two-way valve 53, tee ball valve 48 and water chamber 16 realizes chain, form 23 by die head fixture be connected when water cavity composition 8 and adpting flange form 6, after water chamber 16 is closed, tee ball valve 48 just can open the water pipeline leading to water chamber 16, first two-way valve 53 just can open the water pipeline of the charging housing 27 being led to centrifugal dehydration assembly 2 by water chamber 16, to ensure safety operation.When underwater pelletizer is out of service; open the second two-way valve 55; clarified water pump 47 operates; by the accumulation water in the 3rd metal hose 56 emptied of water cavity 16; simultaneously; the intake valve 57 of top water pipe 52 is opened, and the 4th metal hose 58 is connected with air, is beneficial to the accumulation water in emptied of water cavity 16.
Stainless steel lathe dog joint is adopted to connect between each connecting line of water circulating pipe 3, to be easy for installation and removal.Arrange fast-assembling direct piping visor 59 at vertical water pipe 51, fast-assembling direct piping visor 59 adopts stainless steel and tempering silicon boride glass tube, can monitor pelletizing situation and the unobstructed situation of current material conveying grain in water pipe.Top water pipe 52 is fixed on and regulates on support 60, regulates support 60 to be provided with regulating handle and adjusting screw(rod), can regulate bearing height as requested.
The above is only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (9)

1. a underwater pellet cutting system, comprise underwater pelletizer (1), centrifugal dehydration assembly (2) and water circulating pipe (3), underwater pelletizer (1) comprises knife bar composition (4), knife bar composition (4) tail end arranges the first alternating current generator (5), knife bar composition (4) front end arranges adpting flange composition (6), adpting flange composition (6) front end arranges water cavity composition (8), the front end of water cavity composition (8) arranges thermal cutting mould head group and becomes (22), thermal cutting mould head group becomes (22) to connect flow divider composition (9), it is characterized in that:
Described thermal cutting mould head group becomes the template (12) of (22) to be titanium alloy template, template (12) surface arranges Spray Coating Carbide, described water cavity composition (8), thermal cutting mould head group become (22) and flow divider composition (9) to connect into an entirety, described first alternating current generator (5), knife bar composition (4) and adpting flange composition (6) connect into an entirety, and water cavity composition (8) forms (6) detachable connection by die head fixture composition (23) and adpting flange;
Described centrifugal dehydration assembly (2) comprises tank (26), tank (26) top arranges charging housing (27) and shell body (28), charging housing (27) top arranges charging aperture (29), charging aperture (29) below arranges the first screen cloth (30), first screen cloth (30) inside arranges nylon suspension member (31), shell body (28) top arranges discharging elbow (32) and plastic bellows hose (33), plastic bellows hose (33) connects exhaust apparatus (34), discharging elbow (32) and plastic bellows hose (33) below arrange the second screen cloth (35), second screen cloth (35) bottom is communicated with the first screen cloth (30) bottom, second screen cloth (35) inside arranges leaf oar rotating cylinder (36), leaf oar rotating cylinder (36) connects the second alternating current generator (38) by shaft coupling (37),
Described water circulating pipe (3) comprises centrifugal water pump (45), water-cooled heat exchanger (46) and clarified water pump (47), centrifugal water pump (45) water inlet is by water-in flange connection water channel (26), centrifugal water pump (45) delivery port connects water-cooled heat exchanger (46) water inlet of hot water, water-cooled heat exchanger (46) cold water inlet connects cooling water inlet pipe road, water-cooled heat exchanger (46) delivery port connects the first metal hose (49) and the second metal hose (50) respectively by tee ball valve (48), first metal hose (49) connects water chamber (16) successively, vertical water pipe (51), top water pipe (52), first two-way valve (53) and charging housing tube connector (54), second metal hose (50) connects charging housing tube connector (54), clarified water pump (47) water inlet connects the first metal hose (49) by the second two-way valve (55), clarified water pump (47) delivery port connects charging housing tube connector (54) by the 3rd metal hose (56), top water pipe (52) arranges intake valve (57), intake valve (57) connects the first metal hose (49) by the 4th metal hose (58).
2. a kind of underwater pellet cutting system according to claim 1, it is characterized in that: described adpting flange composition (6) comprises fixture flange (80) and oil sealing flange (81), fixture flange (80) is connected fastening by the first hexagon socket cap head screw (87) with oil sealing flange (81), copper sheathing (86) is provided with in fixture flange (80), copper sheathing (86) inwall inlays packing holder (84), polytetrafluoroethylene (PTFE) two-lip seal (85) is provided with in packing holder (84), the lip of polytetrafluoroethylene (PTFE) two-lip seal (85) is closely attached to knife bar (17) surface of knife bar composition (4), copper sheathing (86) end is provided with sealing ring pressing plate (82), sealing ring pressing plate (82) is connected fastening with fixture flange (80) and copper sheathing (86) by hexagon socket countersunk flat cap head screw (83) respectively, oil sealing (89) and oil sealing cover (90) is provided with in oil sealing flange (81), the lip of oil sealing (89) is closely attached to knife bar (17) surface of knife bar composition (4), oil sealing cover (90) is connected fastening by the second hexagon socket cap head screw (88) with oil sealing flange (81).
3. a kind of underwater pellet cutting system according to claim 2, is characterized in that: described fixture flange (80) has drainage interface.
4. a kind of underwater pellet cutting system according to claim 1, it is characterized in that: described first alternating current generator (5) is fixed on pelletizing dolly (24), and pelletizing dolly (24) is arranged on moving guide rail (25).
5. a kind of underwater pellet cutting system according to claim 1, it is characterized in that: described flow divider fixture composition (7) comprises fixture on first (61) and the first lower clamp (20), on first, fixture (61) is connected with fixture contiguous block (65) by the second fixture pin (64) respectively with one end of the first lower clamp (20), the other end of the first lower clamp (20) is connected by the first fixture pin (21) one end with clamp bolt (63), the other end of clamp bolt (63) passes the through hole on the other end of fixture (61) on first, clamp bolt (63) is provided with fastening screw nut (62), be connected fastening by the fastening screw nut (62) on locking fixture fastening bolt (63) between fixture (61) with the first lower clamp (20) on first, on first fixture (61) and the first lower clamp (20) two medial surfaces between respectively shape have angle, when on first, fixture (61) is connected fastening with the first lower clamp (20), with two medial surfaces of the first lower clamp (20), flow divider is formed (9) by fixture (61) on first and become (22) compact siro spinning technology with thermal cutting mould head group, movable hinge block (67) is arranged on fixture contiguous block (65) by the first hinge jaw (68), movable hinge block (67) is fixed on flow divider composition (9) by the second hinge jaw (70), unclamping the second hinge jaw (70) can make movable hinge block (67) horizontally slip on the first hinge jaw (68), and one end of movable hinge block (67) becomes (22) to be connected with hex nut (69) with thermal cutting mould head group by have strong market potential (66).
6. a kind of underwater pellet cutting system according to claim 1, it is characterized in that: described die head fixture composition (23) comprises fixture on second (71) and the second lower clamp (72), on second, fixture (71) is connected by bearing pin (79) with one end of the second lower clamp (72), bearing pin (79) forms (8) and is connected with water cavity, adjusting nut (74) is connected by the other end of pin (76) with fixture on second (71), the internal thread of adjusting nut (74) and the external screw thread adaptation of adjusting screw(rod) (73), adjusting screw(rod) (73) is connected by the head of pin (76) with fixture button (75), the head of fixture button (75) withstands in the groove of the other end of the second lower clamp (72), the shank of fixture button (75) is fixed on the second lower clamp (72), handle (78) is arranged on the shank of fixture button (75) by cross recessed countersunk head sscrew (77), with the pin (76) of fixture button (75) head for axle center, pull the handle (78) being arranged on fixture button (75) shank clockwise, can fixture on second (71) be connected fastening with the second lower clamp (72), on second fixture (71) and the second lower clamp (72) two medial surfaces between respectively shape have angle, when on second, fixture (71) is connected fastening with the second lower clamp (72), on second, two medial surfaces of fixture (71) and the second lower clamp (72) are by water cavity composition (8) and adpting flange composition (6) compact siro spinning technology.
7. a kind of underwater pellet cutting system according to claim 1, it is characterized in that: between described charging aperture (29) and the first screen cloth (30), be provided with discharge gate (44), discharge gate (44) is provided with pneumatic means (43), pneumatic means (43) comprises the air cylinder support (92) being fixed on charging housing (27) top, the upper fixing cylinder (91) of air cylinder support (92), the piston rod of cylinder (91) is connected with the top of pull bar (93), the bottom female screw hole of pull bar (93) and the external screw thread on slide plate pull bar (95) top suitable, slide plate pull bar (95) both sides are provided with interior plate (94), interior plate (94) is fixed with charging housing (27) and shell body (28) respectively by screw, cylinder baffle (97) is fixed on interior plate (94) by screw, slide plate pull bar (95) bottom is connected with slide plate (99) top, two sides of slide plate (99) have chute, first connecting rod rotating shaft (100) is provided with in chute, first connecting rod rotating shaft (100) two ends are provided with the 3rd hexagon socket cap head screw (96), turnover panel connecting rod (101) top is connected with first connecting rod rotating shaft (100), turnover panel connecting rod (101) bottom is connected with turnover panel (98) tail end by second connecting rod rotating shaft (103), turnover panel (98) tail end is provided with support bar (102), support bar (102) is fixed on interior plate (94).
8. a kind of underwater pellet cutting system according to claim 1, is characterized in that: described vertical water pipe (51) arranges fast-assembling direct piping visor (59).
9. a kind of underwater pellet cutting system according to claim 1, is characterized in that: described top water pipe (52) is fixed on and regulates on support (60).
CN201420475775.XU 2014-08-21 2014-08-21 Underwater pellet cutting system Active CN204149357U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108284537A (en) * 2018-03-28 2018-07-17 南京杰恩特机电有限公司 The pneumatic adjusting lever structure of underwater pelletizer
CN108481603A (en) * 2018-04-26 2018-09-04 杨传平 A kind of device for modified plastics production
CN108501250A (en) * 2018-04-16 2018-09-07 四川大学 Air-flow spheroidization reactor and its method for preparing polymer matrix spherical powder material
CN114589832A (en) * 2022-03-09 2022-06-07 江苏贝尔机械有限公司 Pneumatic adjusting and granulating device for plastic granulation

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108284537A (en) * 2018-03-28 2018-07-17 南京杰恩特机电有限公司 The pneumatic adjusting lever structure of underwater pelletizer
CN108284537B (en) * 2018-03-28 2023-11-07 南京杰恩特机电有限公司 Pneumatic adjusting cutter bar structure of underwater pelletizer
CN108501250A (en) * 2018-04-16 2018-09-07 四川大学 Air-flow spheroidization reactor and its method for preparing polymer matrix spherical powder material
CN108481603A (en) * 2018-04-26 2018-09-04 杨传平 A kind of device for modified plastics production
CN114589832A (en) * 2022-03-09 2022-06-07 江苏贝尔机械有限公司 Pneumatic adjusting and granulating device for plastic granulation

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