CN218749173U - Extruder for producing polyvinyl chloride cable material capable of avoiding uneven heating - Google Patents

Abstract

The utility model relates to the technical field of extruders, and discloses an extruder for producing polyvinyl chloride cable materials for avoiding uneven heating, which comprises a body, a working sleeve and a feeding cylinder, wherein the inner side surface of the feeding cylinder is fixedly connected with a bottom grid plate, a rotating shaft is rotatably connected between the bottom grid plate and the top of the inner wall of the feeding cylinder, a spiral blade is fixedly installed on the outer surface of the rotating shaft, a feeding hopper is fixedly installed at the top of the feeding cylinder, a protective shell is fixedly connected to the bottom surface of the spiral blade, and a vibration motor is fixedly installed in the protective shell; through mutually supporting between a feeding section of thick bamboo, pivot, spiral leaf, sieve mesh, the electric heat piece, can carry out even and abundant melting operation to it in polyvinyl chloride cable material raw materials for production melting process, avoided the material melting in-process to be heated the inequality and make the incomplete condition that leads to extruding the hole and block up of melting take place to be favorable to going on of polyvinyl chloride cable material extrusion work continuously.

Description

Extruder for producing polyvinyl chloride cable material capable of avoiding uneven heating

Technical Field

The utility model relates to an extruder technical field specifically is an avoid heating uneven polyvinyl chloride cable material production and use extruder.

Background

The polyvinyl chloride cable material is generally prepared by crushing, mixing, extruding, granulating, winnowing and other processes of polyvinyl chloride and related auxiliary agents, and is prepared by melting and then extruding the polyvinyl chloride cable material. When current extruder is producing cable material, the material is all directly put in the work sleeve, in-process to its transport heats the melting operation to it, such melting mode makes the structure of equipment more compact, and can reduction in production cost, but the material is at transportation process, the material of keeping away from heating source part is heated comparatively slowly, and under the fluid parcel after the melting, probably can't be fully heated and carry out the melting, thereby can be mingled with the material granule or the condition that the extrusion mouth blockked up appears in the semi-manufactured goods that obtains after making to extrude, be unfavorable for going on of polyvinyl chloride cable material production work.

SUMMERY OF THE UTILITY MODEL

For solving above-mentioned cable material preparation material appear being heated the uneven problem that leads to unable complete melting easily, can carry out the purpose that fully heats its fully melting to the material more than realizing, the utility model discloses a following technical scheme realizes: the utility model provides an avoid heating uneven polyvinyl chloride cable material production and use extruder, includes body, work sleeve, a feeding section of thick bamboo, the medial surface fixedly connected with bottom grid tray of a feeding section of thick bamboo, it is connected with the pivot to rotate between bottom grid tray and the feeding section of thick bamboo inner wall top, the fixed surface of pivot installs the spiral leaf, the top fixed mounting of a feeding section of thick bamboo has the feeder hopper, the bottom surface fixedly connected with protecting crust of spiral leaf, the inside fixed mounting of protecting crust has shock dynamo, the fixed surface of spiral leaf is connected with the transfer line, the sieve mesh has been seted up to the surface of spiral leaf, the top fixed mounting of a feeding section of thick bamboo has driving motor, the inner wall fixed mounting of a feeding section of thick bamboo has the electric heat piece.

Furthermore, the sieve pores comprise a first grade hole and a second grade hole, the first grade hole and the second grade hole are sequentially distributed on the outer surface of the spiral blade from top to bottom, the first grade hole and the second grade hole respectively occupy half of the total length of the spiral blade, the pore diameter value of the first grade hole is two thirds of the particle diameter of the normal cable material production material, and the pore diameter value of the second grade hole is one half of the particle diameter of the normal cable material production material.

Furthermore, the feeding cylinder comprises a melting part, a screen melting part and a discharging part, the melting part, the screen melting part and the discharging part are sequentially distributed in the feeding cylinder from top to bottom, the melting part is the part above the spiral blades, the screen melting part is the part where the spiral blades are located, and the discharging part is the part below the spiral blades.

Furthermore, the electric heat piece include ring form electric heat piece, arc electric heat piece, ring form electric heat piece sets up the medial surface at melting portion, arc electric heat piece sets up the medial surface at sieve melting portion, can continuously heat the melting to the plastic material of melting portion and sieve melting portion department respectively for the material can fully melt discharge downwards.

Furthermore, the quantity of transfer line is six at least, and along the spiral direction of spiral leaf fixed connection in proper order on the spiral leaf between adjacent top surface and the bottom surface for can drive the whole even vibrations that carry out of spiral leaf after shock dynamo starts, thereby can effectively accelerate the plastics fluid after the melting to discharge.

The utility model provides an avoid heating uneven polyvinyl chloride cable material production and use extruder.

The method has the following beneficial effects:

1. this avoid heating inhomogeneous polyvinyl chloride cable material production extruder is used, through the feed cylinder, the pivot, the spiral leaf, the sieve mesh, mutually support between the electric heat piece, can carry out even and abundant melting operation to it in polyvinyl chloride cable material raw materials for production melting in-process, avoided the material melting in-process to be heated the inequality and make the incomplete condition that leads to extruding the hole and block up of melting take place to be favorable to going on continuously of polyvinyl chloride cable material extrusion work.

2. This avoid heating uneven polyvinyl chloride cable material production extruder through mutually supporting between shock dynamo, the transfer line, can drive the spiral leaf and evenly shake at the material melting in-process for the plastics fluid after the melting is discharged from sieve hole downward flow on the spiral leaf fast, thereby is favorable to going on of cable material extrusion work.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the present invention in a partial cross-sectional view;

FIG. 3 is a schematic diagram illustrating a connection structure of a portion of the structure shown in FIG. 2 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic view of the internal structure of the feeding cylinder of the present invention;

fig. 6 is a schematic view of the spiral blade structure of the present invention.

In the figure: 1. a body; 2. a working sleeve; 3. a feeding cylinder; 31. a melting section; 32. a screen melting part; 33. a discharge part; 4. a bottom grid plate; 5. a rotating shaft; 6. helical leaves; 7. a feed hopper; 8. a protective shell; 9. a vibration motor; 10. a transmission rod; 11. screening holes; 111. a first level hole; 112. a second level hole; 12. a drive motor; 13. an electric heating sheet; 131. a circular ring-shaped electric heating piece; 132. an arc-shaped electric heating piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The embodiment of the extruder for producing the polyvinyl chloride cable material for avoiding uneven heating is as follows:

referring to fig. 1-6, an extruder for producing a polyvinyl chloride cable material capable of avoiding uneven heating includes a body 1, a working sleeve 2, and a feeding cylinder 3, wherein the feeding cylinder 3 includes a melting portion 31, a screen melting portion 32, and a discharging portion 33, the melting portion 31, the screen melting portion 32, and the discharging portion 33 are sequentially distributed inside the feeding cylinder 3 from top to bottom, the melting portion 31 is a portion above a spiral blade 6, the screen melting portion 32 is a portion where the spiral blade 6 is located, and the discharging portion 33 is a portion below the spiral blade 6.

Medial surface fixedly connected with bottom grid plate 4 of a feeding section of thick bamboo 3, it is connected with pivot 5 to rotate between 3 inner wall tops of bottom grid plate 4 and a feeding section of thick bamboo, the fixed surface of pivot 5 installs spiral leaf 6, the top fixed mounting of a feeding section of thick bamboo 3 has feeder hopper 7, the bottom surface fixedly connected with protecting crust 8 of spiral leaf 6, the inside fixed mounting of protecting crust 8 has shock dynamo 9, the fixed surface of spiral leaf 6 is connected with transfer line 10, the quantity of transfer line 10 is six at least, and fixed connection is between adjacent top surface and bottom surface on spiral leaf 6 in proper order along the spiral direction of spiral leaf 6, make shock dynamo 9 start-up after can drive spiral leaf 6 wholly carry out even vibrations, thereby can effectively accelerate the plastics fluid after the melting to discharge.

The outer surface of spiral leaf 6 has been seted up sieve mesh 11, sieve mesh 11 includes first level hole 111, second level hole 112, first level hole 111 and second level hole 112 distribute in proper order from top to bottom on the outer surface of spiral leaf 6, and first level hole 111 and second level hole 112 occupy half of spiral leaf 6 total length respectively, the aperture value of first level hole 111 is two-thirds of normal cable material production material granule particle diameter, and the aperture value of second level hole 112 is then for the half of normal cable material production material granule particle diameter, because the fluid after the plastics melting has certain viscidity, make not fused plastic particle be difficult for passing in the hole department that is not very different with its particle diameter like this, and the plastic fluid after the complete melting can easily pass from the hole downwards flow under the effect of fluid pressure above and self gravity, thereby can carry out abundant melt mixing to the material.

The top fixed mounting of feed cylinder 3 has driving motor 12, and the inner wall fixed mounting of feed cylinder 3 has electric heat piece 13, and electric heat piece 13 including ring shape electric heat piece 131, arc electric heat piece 132, ring shape electric heat piece 131 set up the medial surface at melting portion 31, and arc electric heat piece 132 sets up the medial surface at sieve melting portion 32, can continuously heat the melting to the plastic material of melting portion 31 and sieve melting portion 32 department respectively for the material can fully melt and discharge downwards.

The working principle is as follows: when the extrusion device is used, an operator sends a material into the feeding cylinder 3 through the feeding hopper 7, so that the material can be stacked on the top of the spiral blade 6, at the moment, the material is heated and melted through the annular electric heating sheet 131, after the material is locally melted, the particle size of the material is reduced, the melted material can flow downwards through the first-level hole 111, at the moment, the rotating shaft 5 is driven to rotate by the driving motor 12, the rotating shaft 5 rotates to drive the spiral blade 6 to rotate, the material is conveyed upwards in the rotating process of the spiral blade 6, so that the completely melted material can continuously flow downwards and sequentially pass through the first-level hole 111 and the second-level hole 112 to enter the discharging part 33 and is discharged from the bottom of the discharging part to the inside of the working sleeve 2 for extrusion operation, and the incompletely melted material particles which pass through the first-level hole 111 can be conveyed upwards along with the rotation of the electric heating blade 6, during the reciprocating conveying, the material particles can flow towards one side of the wall of the feeding cylinder 3 under the action of centrifugal force, so that the arc-shaped sheet 132 can be close to the heating source, the arc-shaped sheet 132 can be better melted to heat and melt the material more effectively, and the material can be more easily melted and the material can be more uniformly conveyed in the even in the process of the condition that the phenomenon that the material can be easily caused by the phenomenon that the material can be easily melted material can be molten and the phenomenon that the material can be more easily caused by the phenomenon that the material can be more easily occur;

in the material melting process, start through shock dynamo 9 and drive 8 vibrations of protecting crust, 8 vibrations of protecting crust drive 6 local vibrations of spiral leaf, under the transmission of transfer line 10, can transmit the local shaking force of spiral leaf 6, make whole spiral leaf 6 can evenly shake, and spiral leaf 6 can drive its surperficial material vibrations at the rotation in-process, thereby can effectively accelerate the downward discharge of the material after the complete melting, make the velocity of motion of material faster in the feed cylinder 3, and then make the melting efficiency of material improve to some extent, be favorable to going on of material melting extrusion work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides an avoid heating inhomogeneous polyvinyl chloride cable material production with extruder, includes body (1), work sleeve (2), a feeding section of thick bamboo (3), its characterized in that: the utility model discloses a feeding device, including feeding cylinder (3), medial surface fixedly connected with bottom grid tray (4) of feeding cylinder (3), it is connected with pivot (5) to rotate between bottom grid tray (4) and feeding cylinder (3) inner wall top, the fixed surface of pivot (5) installs spiral leaf (6), the top fixed mounting of feeding cylinder (3) has feeder hopper (7), the bottom surface fixedly connected with protecting crust (8) of spiral leaf (6), the inside fixed mounting of protecting crust (8) has shock dynamo (9), the fixed surface of spiral leaf (6) is connected with transfer line (10), sieve mesh (11) have been seted up to the surface of spiral leaf (6), the top fixed mounting of feeding cylinder (3) has driving motor (12), the inner wall fixed mounting of feeding cylinder (3) has electric heat piece (13).

2. The extruder for producing polyvinyl chloride cable material capable of avoiding uneven heating as claimed in claim 1, wherein: the sieve mesh (11) comprises first-level holes (111) and second-level holes (112), the first-level holes (111) and the second-level holes (112) are sequentially distributed on the outer surface of the spiral blade (6) from top to bottom, and the first-level holes (111) and the second-level holes (112) respectively occupy half of the total length of the spiral blade (6).

3. The extruder for producing polyvinyl chloride cable material capable of avoiding uneven heating as claimed in claim 2, wherein: the feeding cylinder (3) comprises a melting part (31), a screen melting part (32) and a discharging part (33), the melting part (31), the screen melting part (32) and the discharging part (33) are sequentially distributed in the feeding cylinder (3) from top to bottom, the melting part (31) is the upper part of the spiral blade (6), the screen melting part (32) is the part where the spiral blade (6) is located, and the discharging part (33) is the lower part of the spiral blade (6).

4. The extruder for producing polyvinyl chloride cable material capable of avoiding uneven heating as claimed in claim 3, wherein: the electric heating piece (13) comprises a circular ring-shaped electric heating piece (131) and an arc-shaped electric heating piece (132), the circular ring-shaped electric heating piece (131) is arranged on the inner side surface of the melting part (31), and the arc-shaped electric heating piece (132) is arranged on the inner side surface of the sieve melting part (32).

5. The extruder for producing polyvinyl chloride cable material capable of avoiding uneven heating as claimed in claim 4, wherein: the number of the transmission rods (10) is at least six, and the transmission rods are sequentially and fixedly connected between the adjacent top surfaces and the bottom surfaces of the spiral blades (6) along the spiral direction of the spiral blades (6).

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