CN217597550U - PVC wire skin is from dry full-automatic granulator of high-efficient slagging-off - Google Patents

Abstract

The utility model provides a PVC electric wire skin is from dry full-automatic granulator of high-efficient slagging-off, extrude host computer, automatic slag removal die head, PVC extrusion auxiliary machine, wind ring hot cutting system, one-level whirlwind cooling bucket, second grade whirlwind cooling bucket, cooling separation shale shaker and whirlwind storage vat including material loading machine, dehydration dryer, PVC extrusion host computer, automatic slag removal die head, PVC extrusion auxiliary machine, wind ring hot cutting system, one-level whirlwind cooling bucket, second grade whirlwind cooling bucket, cooling separation shale shaker and whirlwind storage vat connect gradually. The utility model provides a pair of PVC wire skin can realize the high-efficient recovery of PVC wire skin from dry high-efficient slagging-off full-automatic granulator, and the sediment is arranged to automatic edulcoration, and the organic combination of whole production line can realize containing the broken granulation of wasing plastics of PVC of high proportion rubber, and high efficiency, high quality realize integrative pipelined technology.

Description

PVC wire skin is from dry full-automatic granulator of high-efficient slagging-off

Technical Field

The utility model relates to a granulation technical field is retrieved to PVC electric wire skin, and is very special is a PVC electric wire skin is from dry high-efficient slagging-off full-automatic granulator.

Background

The recycling project of the waste electric wires and cables comprises two aspects of copper rice recycling and plastic recycling, the market is large, and the waste electric wires and cables are an environment-friendly industry with social benefits and economic benefits.

The large-diameter cable can adopt a mode of breaking the skin to take copper and separating copper from plastic, the copper is relatively pure to separate, the skin contains multiple wrapping components, and PVC plastic, rubber and HDPE plastic, such as a submarine cable and the like, and also contains cross-linked plastic components. The wall breaking of the medium and small diameter wires to obtain copper is relatively difficult, the separation is not so pure, and after the wires are broken, the components in the wires are complex, such as PVC plastic, rubber, copper rice, HDPE component plastic, cross-linked plastic, silt and other pollutants. After sorting and cleaning, the main body is PVC with the proportion of 70-80%, and other components are collectively called impurities with the proportion of 20-30%.

The traditional PVC recycled plastic granulation needs to plan corresponding machine structure and configuration according to specific subdivision classes so as to meet the granulation requirements of different subdivision classes. The machines have a common characteristic, a low-pressure screw with low mixing or without mixing needs to be designed according to the characteristics of PVC materials, and a low-pressure die head with a small material storage space needs to be designed, so that the high-temperature easy decomposition and high-temperature easy decomposition of the PVC materials are met, and meanwhile, the characteristics of corresponding subdivided raw materials are met, and a successful machine is matched.

If these machines are used to produce PVC wire sheath regrind, the following problems exist:

the drying problem of the washing material of the PVC wire sheath is as follows:

the drying process of the PVC reclaimed material is similar to the mixing process of the new PVC raw material, a powdering cylinder or a stirring barrel is adopted, the stirring paddle blade in the cylinder (barrel) is used for rotating to drive the material to flow at a high speed, and the fusion drying is carried out by using the temperature generated by friction. The modification of the new raw materials is to uniformly mix and fuse the resin powder and various additives, and the process is required to be implemented. The process can be used for preparing purer recycled PVC materials when modifiers need to be added. The wire sheath washing reclaimed material adopting the process is feasible, needs to be completed by special equipment, manpower and fields, has low efficiency, high cost and discontinuous process, and is not feasible.

SUMMERY OF THE UTILITY MODEL

The utility model provides a utility model aims to provide a PVC wire skin is from dry high-efficient full-automatic granulator that removes slag in order to solve above-mentioned problem, the organic combination of whole production line can realize containing the broken direct granulation of wasing plastics of PVC of high proportion rubber, high efficiency, high quality, integrative pipelined process.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a full-automatic granulator for automatically drying and efficiently removing slag of PVC wire skin comprises a feeding machine, a dehydration dryer, a PVC extrusion main machine, an automatic slag removing die head, a PVC extrusion auxiliary machine, a wind ring hot cutting system, a primary cyclone cooling barrel, a secondary cyclone cooling barrel, a cooling and sorting vibrating screen and a cyclone storage barrel, the discharge end of the feeding machine is connected with a dehydration dryer, the feeding machine, the dehydration dryer, the PVC extrusion main machine, the automatic deslagging die head, the PVC extrusion auxiliary machine, the air ring hot cutting system, the primary cyclone cooling barrel, the secondary cyclone cooling barrel, the cooling and sorting vibrating screen and the cyclone storage barrel are sequentially connected, the upper end and the lower end of the automatic deslagging die head are respectively provided with an eccentric feed inlet and a discharge outlet, the discharge outlet is butted with the input end of a PVC extrusion auxiliary machine, the eccentric feed port is butted with the output end of the PVC extrusion main machine, a conical scraper and a conical screen arranged outside the conical scraper are arranged inside the automatic slag removal die head, the conical scraper is driven by the main slag scraping screw rod, the tail end of the conical scraper is provided with a speed-adjustable slag discharging screw rod, the output end of the speed-adjustable slag discharge screw is provided with a slag discharge port, the air ring hot cutting system comprises a detachable honeycomb plate, a detachable discharge round die head, a cutter body and an air ring cover, the front side of the detachable honeycomb board is provided with a filter screen which is butted with the output end of the PVC extrusion auxiliary machine, a cutter body driven by a motor is arranged inside the wind ring cover, an annular screw-in type detachable discharging circular die head is arranged between the knife body and the detachable honeycomb plate, the knife body granulated material is introduced into the primary cyclone cooling barrel, the material of the primary cyclone cooling barrel is sent into the secondary cyclone cooling barrel through a conveyor belt, the output end of the secondary cyclone cooling barrel is connected with a cooling and sorting vibrating screen, and the output end of the cooling and sorting vibrating screen is connected with a cyclone storage barrel.

Preferably, the speed-adjustable slag discharging screw and the main slag scraping screw are driven by two independent speed-adjustable variable frequency motors.

Preferably, the PVC extrusion host machine completes material curing, and quantitative constant pressure is extruded, its screw rod is by frequency conversion speed regulation control, screw rod draw ratio 21.5, compression ratio 2.6.

Preferably, the dehydration dryer dehydrates and dries the raw materials, and its screw rod adopts the frequency conversion measurement feed mode, screw rod draw ratio 20, and the compression ratio is 3.3 before exhausting 1, and the compression ratio is 2.86 after exhausting 1, and the screw rod satisfies the raw materials compression, backward extrudes the moisture in the raw materials, and barrel pan feeding mouth section is established the wash port a plurality of, and middle and back section is opened the exhaust hole one, and the die head is the filterable tubular ejection of compact die head of no, and the device of heating of gas vent front end is high temperature ceramic heating, gas vent rear end low temperature stainless steel heater.

Preferably, the PVC extrusion auxiliary machine screw is controlled by a frequency converter in a speed regulation manner, the length-diameter ratio of the screw is 14.3, the compression ratio is 2.7, circulating water is arranged in the screw, a copper rotary joint is arranged at the screw head, a water cooling screw with adjustable flow rate is introduced, and the surface of the screw is plated with hard chromium. The machine barrel is free of an exhaust straight-through structure, a plurality of air ring covers with fans for cooling are arranged outside the machine barrel, a heating system is controlled by a double-channel temperature controller and runs automatically at constant temperature, a hydraulic double-station screen changing die head is designed on the die head, one station is an integrated fixed honeycomb plate, and the other station is a quick-detachable movable honeycomb plate.

Preferably, the air ring cover is a long hexagonal up-and-down opening and closing structure made of 304 stainless steel, a protruding air collecting chamber separated by a dense net is designed at the head end of the upper profiling mold, cold air is input from the upper part and uniformly fed into the air ring cover from the air collecting chamber to form an air curtain from top to bottom, rapid cooling is provided, particles are guided to enter a subsequent cooling channel, and the lower opening is open and serves as a discharging channel.

Preferably, the air ring hot cutting system is installed on an independent frame plate, and can be adjusted by a sliding rail, the frame plate is connected with a die head plate at a die head flange through a hinge, the frame plate can be integrally opened and closed along a connecting shaft hinge, a copper ring is embedded between a die head intermediate plate and the die head plate at the flange, the intermediate plate and the die head outer plate are connected on the die head plate at the flange through screws, and tension through locking screws is used for forming a sealing adhesive structure, and through the structural mode, the pressure at the die head is adjusted during production, and the condition of inaccurate sealing adhesive leakage is avoided. In order to support the die head middle plate and the outer die plate not to fall down, the two bottom supporting plates are locked at the lower end of the die head plate at the flange by screws, the gravity of the whole die head is supported, and the falling influence on the structural precision is prevented.

The utility model provides a full-automatic granulator of PVC wire skin self-drying high efficiency slagging-off. The method has the following beneficial effects:

the utility model provides a pair of PVC electric wire skin can realize the high-efficient recovery of PVC electric wire skin from dry high-efficient slagging-off full-automatic granulator, and the sediment is arranged to automatic edulcoration, and the organic combination of whole production line can realize containing the broken granulation of wasing plastics of PVC of high proportion rubber, and high efficiency, high quality realize integrative pipelined technology.

Drawings

Figure 1 is the utility model relates to a PVC wire skin is from dry high-efficient full-automatic granulator schematic structure of slagging-off.

Fig. 2 is the utility model relates to a PVC wire skin is from dry high-efficient slagging-off full-automatic granulator side view schematic structure.

Figure 3 is the utility model relates to a PVC wire skin is from full-automatic granulator automatic slag removal die head schematic structure of dry high-efficient slagging-off.

Fig. 4 is the utility model relates to a PVC wire skin is from dry high-efficient slagging-off full-automatic granulator wind ring hot cutting system architecture sketch.

In the figure: 1. a feeding machine; 2. a dehydration dryer; 3. a PVC extrusion host machine; 4. a die head for automatically removing slag; 5. a PVC extrusion auxiliary machine; 6. a wind ring hot cutting system; 7. a primary cyclone cooling barrel; 8. a secondary cyclone cooling barrel; 9. cooling and sorting the vibrating screen; 10. a cyclone storage tank; 11. an eccentric feed port; 12. a main slag scraping screw; 13. a speed-adjustable slag discharge screw; 14. a slag discharge port; 15. a discharge port; 16. a detachable honeycomb panel; 17. an air collection chamber; 18. the discharge round die head can be disassembled; 19. a cutter body; 20. opening and closing the board; 21. a wind ring cover; 21. a frame plate; 22. and (4) a copper ring.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

in the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a PVC wire skin self-drying high-efficiency deslagging full-automatic granulator comprises a feeding machine 1, a dehydration dryer 2, a PVC extrusion host machine 3, an automatic deslagging die head 4, a PVC extrusion secondary machine 5, an air ring thermal cutting system 6, a primary cyclone cooling barrel 7, a secondary cyclone cooling barrel 8, a cooling sorting vibrating screen 9 and a cyclone storage barrel 10, wherein the discharge end of the feeding machine 1 is connected with the dehydration dryer 2, the feeding machine 1, the dehydration dryer 2, the PVC extrusion host machine 3, the automatic deslagging die head 4, the PVC extrusion secondary machine 5, the air ring thermal cutting system 6, the primary cyclone cooling barrel 7, the secondary cyclone cooling barrel 8, the cooling sorting vibrating screen 9 and the cyclone storage barrel 10 are sequentially connected, the upper end and the lower end of the automatic deslagging die head 4 are respectively provided with an eccentric feed inlet 11 and a discharge outlet 15, the discharge outlet 15 is connected with the input end of the PVC extrusion secondary machine 5, the eccentric feed inlet 11 is connected with the output end of the PVC extrusion host machine 3, the automatic deslagging inlet is connected with the output end of the automatic deslagging die head 4, a conical scraper and a conical scraper arranged outside the conical screen, the conical scraper are connected with a detachable mesh screen 13, when the detachable mesh screen 13 is used, the detachable mesh screen is selected by a high-speed adjustable scraper, the detachable mesh screen 13, the detachable honeycomb screen 13, the detachable mesh screen 13 is selected from the main machine, the detachable mesh screen 13 is selected from the detachable mesh screen 13, can make high-quality pure PVC granule, embody the value of this raw materials to a greater extent, wind ring cover 21's inside is equipped with by motor drive's cutter body 19, cutter body 19 and can dismantle and be equipped with annular screw-in's the ejection of compact round die head 18 of dismantling between the honeycomb panel 16, such structure, can be when needs, demolish the die head, demolish movable honeycomb panel, let the screw rod open outwards, conveniently clear up the die head, the clout in the convenient clearance machine, 19 eager grain materials of cutter body let in one-level whirlwind cooling vat 7, 7 materials of one-level whirlwind cooling vat are sent into second grade whirlwind cooling vat 8 through the conveyer belt, cooling separation shale shaker 9 is connected to 8 outputs of second grade whirlwind cooling vat, cooling separation shale shaker 9 output connects whirlwind storage vat 10.

The PVC extrusion host machine completes material curing, quantitative constant-pressure extrusion, a screw of the PVC extrusion host machine is subjected to variable-frequency speed regulation control, the length-diameter ratio of the screw is 21.5, the compression ratio is 2.6. The cylinder has no exhaust straight-through structure, a plurality of air ring covers with fan cooling are arranged outside the cylinder, a heating system is controlled by a double-channel temperature controller and automatically runs at constant temperature, a hydraulic double-station screen changing die head is designed on the die head, one station is an integrated fixed honeycomb plate, the other station is a quick-detachable movable honeycomb plate, the air ring covers are of a 304 stainless steel long hexagonal up-and-down opening and closing structure, a raised air collecting chamber separated by a dense screen is designed at the head end of an upper profiling, cold air is input from the upper part and is uniformly fed into the air ring covers from the air collecting chamber to form an air curtain from top to bottom, rapid cooling is provided, particles are guided to enter a subsequent cooling channel, the lower opening is open and used as a discharging channel, an air ring thermal cutting system is arranged on an independent frame plate 21 and is provided with a slide rail for adjustment, the frame plate 21 is connected with the die head plate at the flange of the die head through a hinge, the frame plate can be integrally connected with the hinge of the die head, a copper ring 22 is embedded between the middle plate and the die head and the outer plate is connected with the flange through screws to form a sealing structure through the tension of a locking structure, and the sealing mode for avoiding the leakage of sealing glue leakage and avoiding the leakage of the sealing structure when the sealing and the sealing structure. In order to support the die head intermediate plate and the outer die plate not to fall, the lower end of the die head plate at the flange is locked with the two bottom supporting plates by screws, the gravity of the whole die head is supported, and the structural precision is prevented from being influenced by falling.

And a set of complete air path cooling and conveying system is arranged after the granules are cut, all parts contacting the granules are made of stainless steel materials, a two-stage fan and a stainless steel cyclone barrel are utilized to form a granule conveying channel, and finished granules are quickly cooled along the channel. Connect the cooling of 3 meters long below the second grade whirlwind cooling bucket and select separately the shale shaker (sorting out large granule and crushed aggregates and repeat the granulation and use), the cooling is selected separately the shale shaker front end and is adopted mobile natural cooling, and two axial fan forced cooling of rear end overhead, to this position, the raw materials has become qualified finished product state, and the whirlwind storage vat that reachs last one-level keeps in, and whirlwind storage vat lower extreme is equipped with the plug-in strip drain hole, and the raw materials is packed by artifical blowing.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A full-automatic granulator for self-drying and efficient deslagging of PVC wire skin is characterized by comprising a feeding machine, a dehydration dryer, a PVC extrusion main machine, an automatic deslagging die head, a PVC extrusion auxiliary machine, a wind ring hot cutting system, a primary cyclone cooling barrel, a secondary cyclone cooling barrel, a cooling and sorting vibrating screen and a cyclone storage barrel, the discharge end of the feeding machine is connected with a dehydration dryer, the feeding machine, the dehydration dryer, the PVC extrusion main machine, the automatic deslagging die head, the PVC extrusion auxiliary machine, the air ring hot cutting system, the primary cyclone cooling barrel, the secondary cyclone cooling barrel, the cooling and sorting vibrating screen and the cyclone storage barrel are sequentially connected, the upper end and the lower end of the automatic deslagging die head are respectively provided with an eccentric feed inlet and a discharge outlet, the discharge outlet is butted with the input end of a PVC extrusion auxiliary machine, the eccentric feed port is butted with the output end of the PVC extrusion main machine, a conical scraper and a conical screen arranged outside the conical scraper are arranged inside the automatic slag removal die head, the conical scraper is driven by the main slag scraping screw rod, the tail end of the conical scraper is provided with a speed-adjustable slag discharging screw rod, the output end of the speed-adjustable slag discharge screw is provided with a slag discharge port, the air ring hot cutting system comprises a detachable honeycomb plate, a detachable discharge round die head, a cutter body and an air ring cover, the front side of the detachable honeycomb board is provided with a filter screen which is butted with the output end of the PVC extrusion auxiliary machine, a cutter body driven by a motor is arranged inside the wind ring cover, an annular screw-in type detachable discharging circular die head is arranged between the knife body and the detachable honeycomb plate, the knife body granulated material is introduced into the primary cyclone cooling barrel, the material of the primary cyclone cooling barrel is sent into the secondary cyclone cooling barrel through a conveyor belt, the output end of the secondary cyclone cooling barrel is connected with a cooling and sorting vibrating screen, and the output end of the cooling and sorting vibrating screen is connected with a cyclone storage barrel.

2. The PVC wire sheath self-drying efficient deslagging full-automatic granulator according to claim 1, characterized in that: the speed-adjustable slag discharging screw and the main slag scraping screw are driven by two independent speed-adjustable variable frequency motors.

3. The PVC wire sheath self-drying efficient deslagging full-automatic granulator according to claim 1, characterized in that: the PVC extrusion host computer accomplishes the material curing, and the ration level is pressed and is extruded, its screw rod is by frequency conversion speed regulation control, screw rod draw ratio 21.5, compression ratio 2.6.

4. The PVC wire sheath self-drying efficient deslagging full-automatic granulator according to claim 1, characterized in that: the dehydration dryer dehydrates the raw materials, and its screw rod adopts frequency conversion measurement feed mode, screw rod draw ratio 20, and the compression ratio is 3.3 before the exhaust 1, and the compression ratio is 2.86 after the exhaust 1, the screw rod satisfies the raw materials compression, backward extrudes the moisture in the raw materials, and barrel pan feeding mouth section is established the wash port a plurality of, the back end is opened the exhaust hole one, the die head is the tubular ejection of compact die head that does not have the filtration, and the device of heating of gas vent front end is high temperature ceramic heating, gas vent rear end low temperature stainless steel heater.

5. The PVC wire sheath self-drying efficient deslagging full-automatic granulator according to claim 1, characterized in that: PVC extrusion auxiliary machine screw rod is by converter speed governing control, screw rod draw ratio 14.3, compression ratio 2.7, the built-in circulating water of screw rod, copper rotary joint is installed to screw rod head department, let in the water cooling screw rod of adjustable velocity of flow, the hard chromium of screw rod surface plating, the barrel does not have the direct structure of exhaust, the external a plurality of wind ring covers of taking the fan cooling of barrel, heating system adopts binary channels temperature controller control, automatic constant temperature operation, the die head design has hydraulic pressure duplex position to trade the net die head, fixed honeycomb board of one of them station as an organic whole, but a station is quick detach formula activity honeycomb board of unloading.

6. The PVC wire sheath self-drying efficient deslagging full-automatic granulator according to claim 1, characterized in that: the air ring cover is a long hexagon up-and-down opening and closing structure made of 304 stainless steel, a protruding air collecting chamber separated by a dense net is designed at the head end of the upper profiling mold, cold air is input from the upper part and uniformly fed into the air ring cover from the air collecting chamber to form an air curtain from top to bottom, rapid cooling is provided, particles are guided to enter a subsequent cooling channel, and the lower opening is open and used as a discharging channel.

7. The PVC wire sheath self-drying efficient deslagging full-automatic granulator according to claim 1, characterized in that: the air ring hot cutting system is arranged on an independent frame plate and can be adjusted through a slide rail, the frame plate is connected with a die head plate at a die head flange through a hinge, the frame plate can be integrally opened and closed along a connecting shaft hinge, a copper ring is embedded between a die head intermediate plate and the die head plate at the flange, the intermediate plate and the die head outer plate are connected onto the die head plate at the flange through screws, and a sealing glue sealing structure is formed through the tension of locking screws.

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