阅读说明：本技术 一种pvc生产用物料挤出装置 (Material extrusion device is used in PVC production ) 是由 马勇 舒玉法 王克兰 姚艳芳 张宗运 王祖林 张世兵 胡华兆 郭涛 季琨 舒峰 于 2020-06-03 设计创作，主要内容包括：本发明公开了一种PVC生产用物料挤出装置,涉及PVC物料挤出技术领域；为了解决挤出效果不佳的问题；具体包括第一工作台和第二工作台,所述第一工作台顶部一侧外壁螺栓固定有电机,且电机输出端通过螺纹固定有转轴,且转轴的圆周外壁通过轴承套接有进料筒,进料筒的顶部外壁通过螺栓固定有固定架,且固定架的一侧外壁通过螺栓固定有料斗台,料斗台底端插接于进料筒内部,固定架的一侧外壁通过螺纹固定有阀门,转轴的一端通过轴承连接有挤出机构,且挤出机构的底部两侧设置有固定块。本发明有效避免了料斗台内的物料在进入进料筒内出现的堵塞问题,从而提高了物料输送的连续性,且提高PVC物料塑型的有效性。(The invention discloses a material extrusion device for PVC production, and relates to the technical field of PVC material extrusion; in order to solve the problem of poor extrusion effect; the automatic feeding device comprises a first workbench and a second workbench, wherein a motor is fixed on the outer wall of one side of the top of the first workbench through bolts, a rotating shaft is fixed on the output end of the motor through threads, a feeding cylinder is sleeved on the outer wall of the circumference of the rotating shaft through a bearing, a fixing frame is fixed on the outer wall of the top of the feeding cylinder through bolts, a hopper table is fixed on the outer wall of one side of the fixing frame through bolts, the bottom end of the hopper table is inserted into the feeding cylinder, a valve is fixed on the outer wall of one side of the fixing frame through threads, one end of the rotating shaft is connected with an extruding mechanism through a bearing, and fixing. The invention effectively avoids the blockage problem of the materials in the hopper table when entering the feeding cylinder, thereby improving the continuity of material conveying and the effectiveness of PVC material molding.)

1. The utility model provides a material extrusion device is used in PVC production, including first workstation (1) and second workstation (10), a serial communication port, first workstation (10) top one side outer wall bolt fastening has motor (2), and motor (2) output has the pivot through thread tightening, and the circumference outer wall of pivot has cup jointed feeding section of thick bamboo (6) through the bearing, the top outer wall of feeding section of thick bamboo (6) has mount (4) through bolt tightening, and one side outer wall of mount (4) has hopper platform (5) through bolt tightening, inside hopper platform (5) bottom is pegged graft in feeding section of thick bamboo (6), one side outer wall of mount (4) has valve (3) through thread tightening, the one end of pivot is connected with extrusion mechanism through the bearing, and extrusion mechanism's bottom both sides are provided with fixed block (7), extrusion mechanism includes five heat conduction collar (11), The heating device comprises an extrusion cylinder (12), ten heating plates (13), five first heating blocks (14), an auger conveying roller (18), a connecting shaft (19) and a material guide roller (20), wherein one end of the material guide roller (20) is connected to one end of a rotating shaft through threads, four arc-shaped material containing grooves (21) are formed in the outer wall of the circumference of the material guide roller (20), and material guide holes (22) are formed in one side of each arc-shaped material containing groove (21).

2. The material extrusion device for PVC production according to claim 1, wherein one end of the auger delivery roller (18) is fixed at one end of the guide roller (20) through a connecting shaft (19), the outer wall of the circumference of the auger delivery roller (18) far away from one end of the guide roller (20) is connected with a fixing ring (23) through a thread, one end of the fixing ring (23) is welded with arc-shaped stirring blocks (24) which are respectively arranged at equal intervals, and the outer wall of the circle center of one side of the fixing ring (23) is connected with a conical buffer head (25) through a fixing shaft (26).

3. The PVC production material extrusion device according to claim 1, wherein the extrusion cylinder (12) is connected to the outer wall of one side of the feeding cylinder (6) through threads, five heat-conducting mounting rings (11) are respectively sleeved on the outer wall of the circumference of the extrusion cylinder (12), five first heating blocks (14) are respectively fixed on the outer wall of the top of each heat-conducting mounting ring (11) through bolts, and every five heating plates (13) are respectively fixed on the outer walls of two sides of each heat-conducting mounting ring (11) through bolts.

4. The material extruding device for PVC production according to claim 3, wherein a first material guiding cylinder (8) is fixed on the outer wall of one side of the extruding cylinder (12) through screw threads, and a second material guiding cylinder (29) is fixed on one end, far away from the extruding cylinder (12), of the first material guiding cylinder (8) through screw threads.

5. The material extruding device for PVC production according to claim 4, wherein a conical material guiding cylinder (28) is fixed on the inner circumferential wall of one end of the first material guiding cylinder (8) through a sealing ring, an inner cylinder (27) is fixed on one end of the conical material guiding cylinder (28) through a thread, and second heating blocks (30) which are distributed at equal intervals are fixed on the outer circumferential wall of the inner cylinder (27) through a thread.

6. The PVC production material extrusion device according to claim 1, wherein the water tank (9) is fixed on the outer wall of the top of the second workbench (10) through bolts, and the mounting table is fixed on the outer wall of one side of the top of the second workbench (10) through bolts.

7. The PVC production material extrusion device according to claim 6, wherein the top outer wall of the mounting table is fixed with a water pump and a water tank (15) through bolts, the input end of the water pump is connected with one side of the water tank (15) through a water pipe, and the output end of the water pump is connected with a shunt pipe (16) through a water pipe.

8. The PVC manufacturing material extrusion device according to claim 7, wherein the outer wall of one side of the shunt pipe (16) is fixed with a guide pipe through a screw thread, one end of each guide pipe is fixed with a nozzle through a screw thread, each nozzle is arranged in the water tank (9), and the inner wall of one side of the water tank (9) is fixed with a guide post (17) through a screw thread.

9. The PVC production material extrusion device according to claim 8, wherein the guide post (17) extends to the inside of the second material guiding cylinder (29), and one end of the water tank (9) close to the second material guiding cylinder (29) is connected with the second material guiding cylinder (29) through a heat preservation cylinder.

Technical Field

The invention relates to the technical field of PVC material extrusion, in particular to a material extrusion device for PVC production.

Background

PVC pipe (hard polyvinyl chloride pipe) is made up by using polyvinyl chloride resin, stabilizing agent and lubricating agent through the processes of mixing, hot-pressing and extrusion-forming, and is a plastic pipe material which can be developed and applied at first. The PVC pipe has strong corrosion resistance, easy adhesion, low price and hard texture, but is only suitable for a water supply system with the conveying temperature not exceeding 45 ℃ due to the seepage of PVC monomers and additives. Plastic pipes are used for drainage, waste water, chemicals, heating and cooling liquids, food, ultrapure liquids, slurries, gas and compressed air and vacuum systems.

Through the retrieval, chinese patent application number is CN 201920108617.3's patent, discloses a PVC pipe extruder, the on-line screen storage device comprises a base, base upper end fixedly connected with support frame, first motor output fixedly connected with screw rod, the discharge gate has been seted up to processing case right-hand member, melt pump leakage fluid dram fixedly connected with extrudes the head, the feed inlet has been seted up to processing case upper end, connecting pipe outside fixedly connected with screening case, connecting pipe upper end fixedly connected with funnel. One of the PVC pipe extruders of the above patents has the following disadvantages: when the material is in from the inlet pipe through screening case to the processing incasement, because the rotatory hysteresis quality of screw rod, can appear the problem of jam often at the connecting pipe bottom, consequently, be unfavorable for the extrusion effect of material.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a material extruding device for PVC production.

In order to achieve the purpose, the invention adopts the following technical scheme:

a material extrusion device for PVC production comprises a first workbench and a second workbench, wherein a motor is fixed on the outer wall of one side of the top of the first workbench through a bolt, a rotating shaft is fixed at the output end of the motor through a thread, a feeding cylinder is sleeved on the outer wall of the circumference of the rotating shaft through a bearing, a fixing frame is fixed on the outer wall of the top of the feeding cylinder through a bolt, a hopper table is fixed on the outer wall of one side of the fixing frame through a bolt, the bottom end of the hopper table is inserted into the feeding cylinder, a valve is fixed on the outer wall of one side of the fixing frame through a thread, one end of the rotating shaft is connected with an extrusion mechanism through a bearing, fixing blocks are arranged on two sides of the bottom of the extrusion mechanism, the extrusion mechanism comprises five heat conduction mounting rings, the extrusion cylinder, ten heating plates, five first heating blocks, a packing auger delivery roller, a connecting shaft and a guide roller, one end of, one side of each arc-shaped material containing groove is provided with a material guide hole.

Preferably: one end of the auger conveying roller is fixed at one end of the guide roller through a connecting shaft, the outer wall of the circumference, far away from one end of the guide roller, of the auger conveying roller is connected with a fixing ring through threads, the other end of the fixing ring is welded with arc-shaped stirring blocks which are respectively arranged at equal intervals, and the outer wall of the circle center of one side of the fixing ring is connected with a conical buffering head through a fixing shaft.

Further: the extruding cylinder is connected to the outer wall of one side of the feeding cylinder through threads, the five heat-conducting mounting rings are respectively sleeved on the outer wall of the circumference of the extruding cylinder, the five first heating blocks are respectively fixed on the outer wall of the top of each heat-conducting mounting ring through bolts, and every five heating plates are respectively fixed on the outer walls of two sides of each heat-conducting mounting ring through bolts.

On the basis of the scheme: a first material guide cylinder is fixed on the outer wall of one side of the extrusion cylinder through threads, and a second material guide cylinder is fixed at one end, far away from the extrusion cylinder, of the first material guide cylinder through threads.

The better scheme in the scheme is as follows: the inner wall of the circumference of one end of the first material guide cylinder is fixed with a cone-shaped material guide cylinder through a sealing ring, one end of the cone-shaped material guide cylinder is fixed with an inner cylinder through threads, and the outer wall of the circumference of the inner cylinder is fixed with second heating blocks which are distributed equidistantly through threads.

As a further scheme of the invention: the outer wall of the top of the second workbench is fixedly provided with a water tank through a bolt, and the outer wall of one side of the top of the second workbench is fixedly provided with an installation platform through a bolt.

Simultaneously, the top outer wall of mount table passes through the bolt fastening and is equipped with water pump and water tank, and the input of water pump leads to pipe to be connected with water tank one side, and the output of water pump leads to pipe to be connected with the shunt tubes.

As a preferable aspect of the present invention: the outer wall of one side of shunt tubes is respectively fixed with a guide tube through threads, one end of each guide tube is fixed with a nozzle through threads, each nozzle is arranged in the water tank, and the inner wall of one side of the water tank is fixed with a guide pillar through threads.

Meanwhile, the guide pillar extends to the inside of the second guide cylinder, and one end, close to the second guide cylinder, of the water tank is connected with the second guide cylinder through a heat-preservation cylinder.

The invention has the beneficial effects that:

1. this material extrusion device is used in PVC production, when the motor drives the pivot rotatory, rotatory pivot has driven the guide roller rotatory, and in the material entering feed cylinder of hopper bench this moment, is provided with four arc containing groove on the rotatory guide roller circumference, and every arc containing groove one side is provided with the stock guide hole, has effectively avoided the material in the hopper bench to get into the jam problem that appears in the feed cylinder to the continuity of material transport has been improved.

2. This material extrusion device is used in PVC production, PVC material under the molten condition is after through solid fixed ring, can carry out the intensive mixing by the arc stirring piece of its one side, the inside evenly distributed of PVC material under the molten condition has been guaranteed, and the PVC material after the stirring is when buffering the head through the awl type, the great one side of conical surface radian can effectively cushion the PVC material, it is too fast when having avoided its one end through extruding the section of thick bamboo, and lead to the problem that a small amount of particulate matter of PVC material does not melt, and the less one side of conical surface radian has effectively promoted the smoothness nature of PVC material mediation.

3. This material extrusion device is used in PVC production, the toper type guide cylinder in the PVC melting material that follows the extrusion cylinder and derive is through first guide cylinder effectively dredges, and promoted the inseparable type of PVC melting material, and the PVC material through toper type guide cylinder is via the reheating melting of the second heating piece of inner tube surface, make the PVC material can not be because of dredging work and refrigerated problem, improve the validity of the type is moulded to the PVC material, the type work is moulded in the PVC material entering second guide cylinder of remelting afterwards.

4. This material extrusion device is used in PVC production, after the PVC material after the secondary melting is moulded the type through the guide pillar, can effectively get into and cool off in the basin to guaranteed the validity that the type was moulded in the cooling of PVC pipe, and before this, through starting the water pump, in leading-in a plurality of corresponding pipes of water tank through the shunt tubes, in the nozzle injection basin of pipe one end was served again, make full of water in the basin, guaranteed the cooling effect of PVC pipe when moulding the type ejection of compact.

Drawings

FIG. 1 is a schematic structural view of a material extruding apparatus for PVC production according to the present invention;

FIG. 2 is a schematic top view of the material extruding apparatus for PVC production according to the present invention;

FIG. 3 is a schematic cross-sectional structural view of an extrusion mechanism in a material extrusion device for PVC production according to the present invention;

FIG. 4 is a schematic structural view of an auger conveying roller in the material extrusion device for PVC production according to the present invention;

FIG. 5 is a schematic view of a partial structure of a material extruding device for PVC production according to the present invention;

fig. 6 is a schematic cross-sectional structural view of a first material guiding cylinder and a second material guiding cylinder in the material extruding device for PVC production according to the present invention.

In the figure: 1-a first workbench, 2-a motor, 3-a valve, 4-a fixed frame, 5-a hopper table, 6-a feeding cylinder, 7-a fixed block, 8-a first material guide cylinder, 9-a water tank, 10-a second workbench, 11-a heat conduction mounting ring, 12-an extrusion cylinder, 13-a heating plate, 14-a first heating block and 15-a water tank, 16-shunt tubes, 17-guide columns, 18-auger conveying rollers, 19-connecting shafts, 20-guide rollers, 21-arc material containing tanks, 22-guide holes, 23-fixing rings, 24-arc stirring blocks, 25-conical buffer heads, 26-fixing shafts, 27-inner cylinders, 28-conical material guide cylinders, 29-second material guide cylinders and 30-second heating blocks.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

A material extrusion device for PVC production is shown in figures 1-4 and comprises a first workbench 1 and a second workbench 10, wherein a motor 2 is fixed on the outer wall of one side of the top of the first workbench 10 through a bolt, a rotating shaft is fixed on the output end of the motor 2 through a thread, a feeding cylinder 6 is sleeved on the circumferential outer wall of the rotating shaft through a bearing, a fixed frame 4 is fixed on the outer wall of the top of the feeding cylinder 6 through a bolt, a hopper table 5 is fixed on the outer wall of one side of the fixed frame 4 through a bolt, the bottom end of the hopper table 5 is inserted into the feeding cylinder 6, a valve 3 is fixed on the outer wall of one side of the fixed frame 4 through a thread, one end of the rotating shaft is connected with an extrusion mechanism through a bearing, fixed blocks 7 are arranged on two sides of the bottom of the extrusion mechanism, the extrusion mechanism comprises five heat conduction mounting rings 11, an extrusion cylinder 12, ten extrusion cylinders 13, five first, one end of the guide roller 20 is connected to one end of the rotating shaft through threads, four arc-shaped material containing grooves 21 are formed in the circumferential outer wall of the guide roller 20, and a guide hole 22 is formed in one side of each arc-shaped material containing groove 21; when the motor 2 drives the rotating shaft to rotate, the rotating shaft drives the guide roller 20 to rotate, materials in the hopper table 5 enter the feeding cylinder 6 at the moment, four arc-shaped material containing grooves 21 are arranged on the circumference of the rotating guide roller 20, and a guide hole 21 is formed in one side of each arc-shaped material containing groove 21, so that the problem that the materials in the hopper table 5 are blocked in the feeding cylinder 6 is effectively solved, and the continuity of material conveying is improved.

In order to carry out hot melting and dredging on the PVC material; as shown in fig. 1-5, one end of the auger delivery roller 18 is fixed at one end of the guide roller 20 through a connecting shaft 19, the circumferential outer wall of the auger delivery roller 18 far away from one end of the guide roller 20 is connected with a fixing ring 23 through a thread, one end of the fixing ring 23 is welded with arc-shaped stirring blocks 24 which are respectively arranged at equal intervals, and the outer wall of the circle center at one side of the fixing ring 23 is connected with a conical buffer head 25 through a fixing shaft 26, both ends of the conical buffer head 25 are conical, the radian of conical surfaces at two ends is different, the radian of the conical surface of one side, close to the fixed shaft 26, of the conical buffer head 25 is larger than that of the conical surface of the other side, the extrusion cylinder 12 is connected to the outer wall of one side of the feeding cylinder 6 through threads, five heat-conducting mounting rings 11 are respectively sleeved on the outer wall of the circumference of the extrusion cylinder 12, five first heating blocks 14 are respectively fixed on the outer wall of the top of each heat-conducting mounting ring 11 through bolts, and every five heating plates 13 are respectively fixed on the outer walls of two sides of each heat-conducting mounting ring 11 through; the PVC material passes through in the guide roller 20 direction auger conveying roller 18, and transport to solid fixed ring 23 department through auger conveying roller 18, and between here, through five first heating block 14 and ten hot plate 13 on starting heat conduction collar 11, the heating and melting to the PVC material has effectively been promoted, and the PVC material under the molten state is after through solid fixed ring 23, can be fully stirred by the arc stirring piece 24 of its one side, the inside evenly distributed of PVC material under the molten state has been guaranteed, and the PVC material after the stirring is when passing through tapered buffer head 25, the great one side of conical surface radian can effectively cushion the PVC material, it is too fast when having avoided its one end through extrusion cylinder 12, and lead to the problem that a small amount of particulate matter of PVC material does not melt, and the less smooth nature of PVC material mediation has effectively been promoted to one side of conical surface radian.

In order to mould the PVC material in a molten state; as shown in fig. 1, 2 and 6, a first material guiding cylinder 8 is fixed on the outer wall of one side of the extrusion cylinder 12 through a screw thread, a second material guiding cylinder 29 is fixed on one end of the first material guiding cylinder 8, which is far away from the extrusion cylinder 12, through a screw thread, a conical material guiding cylinder 28 is fixed on the circumferential inner wall of one end of the first material guiding cylinder 8 through a sealing ring, an inner cylinder 27 is fixed on one end of the conical material guiding cylinder 28 through a screw thread, and second heating blocks 30 which are distributed at equal intervals are fixed on the circumferential outer wall of the inner cylinder 27 through a screw thread; the PVC melting material that derives from extruding cylinder 12 is effectively dredged through the toper type guide cylinder 28 in the first guide cylinder 8, and has promoted the inseparable type of PVC melting material, and the PVC material through toper type guide cylinder 28 is through the reheat melting of the second heating block 30 of inner tube 27 surface for the PVC material can not be because of the refrigerated problem of dredging work, improves the validity that the type was moulded to the PVC material, and the type work is moulded in the PVC material entering second guide cylinder 29 of remelting afterwards.

In order to effectively cool the molded PVC pipe and ensure the straight state of the molded PVC pipe; as shown in fig. 1-2, a water tank 9 is fixed on the outer wall of the top of the second workbench 10 by bolts, a mounting table is fixed on the outer wall of one side of the top of the second workbench 10 by bolts, a water pump and a water tank 15 are fixed on the outer wall of the top of the mounting table by bolts, an input end of the water pump is connected with one side of the water tank 15 by a water pipe, an output end of the water pump is connected with a shunt pipe 16 by a water pipe, one side outer wall of the shunt pipe 16 is respectively fixed with a guide pipe by a thread, one end of each guide pipe is fixed with a nozzle by a thread, each nozzle is arranged in the water tank 9, one side inner wall of the water tank 9 is fixed with a guide pillar 17 by a thread, the guide pillar 17 extends to the inside of a second guide cylinder 29, and one end of; after the PVC material after the secondary melting is moulded the type through guide pillar 17, can effectively get into and cool off in the basin 9 to guaranteed the validity of PVC pipe cooling moulding, and before this, through starting the water pump, with water tank 15 through the leading-in corresponding a plurality of pipes of shunt tubes 16, in the nozzle injection basin 9 of pipe one end was served again, made full water in the basin 9, guaranteed the cooling effect of PVC pipe when moulding the type ejection of compact.

This embodiment is when using, through leading-in PVC material to in the hopper platform 5, and starter motor 2, when motor 2 drives the pivot rotation, rotatory pivot has driven guide roller 20 rotatory, and the material in the hopper platform 5 gets into in the feed cylinder 6 this moment, be provided with four arc containing groove 21 on the 20 circumference of rotatory guide roller, every arc containing groove 21 one side is provided with guide hole 21, the jam problem that the material in the hopper platform 5 appears in getting into the feed cylinder 6 has effectively been avoided.

Next, the PVC material passes through in the guide roller 20 direction auger conveying roller 18, and transport to solid fixed ring 23 department through auger conveying roller 18, and between here, through five first heating block 14 and ten hot plate 13 on the start heat conduction collar 11, the heating and melting to the PVC material has effectively been promoted, and the PVC material under the molten state is after through solid fixed ring 23, can be fully stirred by the arc stirring piece 24 of its one side, the inside evenly distributed of PVC material under the molten state has been guaranteed, and the PVC material after the stirring is when passing through tapered buffer head 25, the great one side of conical surface radian can effectively cushion the PVC material, it is too fast when having avoided its one end through extruding barrel 12, and lead to the problem that a small amount of particulate matter of PVC material does not melt, and the less one side of conical surface radian has effectively promoted the smoothness nature of PVC material mediation.

Meanwhile, the PVC melting material led out from the extruding cylinder 12 is effectively dredged through the conical guide cylinder 28 in the first guide cylinder 8, the compactness of the PVC melting material is promoted, and the PVC material passing through the conical guide cylinder 28 is melted by reheating the second heating block 30 on the outer surface of the inner cylinder 27, so that the PVC material cannot be cooled due to the dredging operation, the effectiveness of PVC material molding is improved, and the remelted PVC material enters the second guide cylinder 29 for molding operation.

Finally, after the PVC material after the secondary melting is moulded through guide pillar 17, can effectively get into and cool off in the basin 9 to guaranteed the validity of PVC pipe cooling moulding, and before this, through starting the water pump, with in water tank 15 leads to corresponding a plurality of pipes through shunt tubes 16, in the nozzle injection basin 9 that has one of pipe one end again, make full of water in the basin 9, guaranteed the cooling effect of PVC pipe when moulding the ejection of compact.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.