CN211843097U - Plastic pipe extruder with improved hopper - Google Patents

Abstract

The utility model discloses a plastics tubular product extruder of hopper improvement belongs to plastics tubular product production facility technical field. The utility model discloses a plastic pipe extruder with improved hopper, which comprises a workbench, wherein a vacuum sizing box is horizontally arranged on the upper surface of the workbench, a charging barrel is coaxially sleeved at one end of the vacuum sizing box, and a screw rod is coaxially arranged in the charging barrel; a hopper is fixedly arranged above the charging barrel and comprises a primary hopper, the primary hopper is a hollow cylindrical hopper with one vertical surface and the other three inclined surfaces, so that the produced materials in the primary hopper can quickly fall down, and the caking phenomenon caused by long-time accumulation of the produced materials is avoided; fixed mounting is located to I department of discharge gate of one-level hopper below has the second grade hopper, II vertical lets in of discharge gate of second grade hopper in the feed cylinder to play the transfer effect, prevent that no production material leads to the idle running of screw in the feed cylinder.

Description

Plastic pipe extruder with improved hopper

Technical Field

The utility model belongs to the technical field of plastics tubular product production facility technique and specifically relates to a plastics tubular product extruder of hopper improvement is more specifically said.

Background

Plastics tubular product is formed through tubular product production line flow production, and the tubular product production line mainly disposes: the automatic feeding machine comprises an automatic feeding machine, a single/double-screw extruder, an extrusion die, a spraying box, an ink-jet printer, a cutting machine, a material collecting frame and the like. The equipment used in the production line will also vary according to the requirements of the pipe material, type, shape, etc. For example, a common tube production line includes a hopper, an extruder, a vacuum setting device, a cooling device, a water circulation device, an inkjet printer, a tractor, a cutting machine, a collecting rack or a winding rack, and the like. In the production process, an extruder extrudes plastic raw materials to form a pipe, the pipe enters a vacuum shaping device for shaping, and is cooled by a cooling device, a water circulation device provides circulating water for the cooling device, the pipe is subjected to code spraying after being cooled, whether the pipe is cut or not is determined according to the requirement, and the cut pipe is collected on a material collecting rack; if the tube is uncut, the tube is wound on a winding machine.

In the production process of the pipe, the excessive production materials are often found to be accumulated in the hopper, so that the powdery production materials become blocks and are coagulated together; in addition, the long stacking time of the powdery production materials in the hopper can also cause the production materials to be stacked into blocks, thereby greatly influencing the continuity of production and reducing the production efficiency. In order to solve the problem of production material accumulation, a motor is additionally arranged at a hopper of some pipe extrusion equipment, the problem of caking is expected to be solved by the motor, and the problem cannot be thoroughly solved because a stirring rod in the motor is a cylindrical long rod.

Through retrieval, relevant patents are disclosed at present for solving the problems that the production materials are piled up in a hopper in a blocking manner, so that the production efficiency is influenced and the like. For example, the Chinese patent grant publication number is: CN206393976U, application date is: 2016, 12.6.8 discloses an extruder for producing plastic pipes, including the feed cylinder that the front and back level set up, the front and back level set up two screws in the feed cylinder and be used for driving this screw's drive arrangement, the feed cylinder has seted up first through-hole down by the lower extreme of preceding one side, the feed cylinder inner wall is fixed with an annular permanent magnet corresponding to first through-hole department with one heart, the feed cylinder has seted up the second through-hole up by the upper end of preceding one side, second through-hole department detachably is provided with a loading hopper, be fixed with the vibration source on the lateral wall of loading hopper, though solved the problem that the production material piles up the piece, nevertheless also corresponding mechanical and electric power cost that has increased.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

In the production process of the tubular product, the likepowder production material in the current extruder hopper is easily piled up, the caking scheduling problem, the utility model discloses a plastics tubular product extruder of hopper improvement changes traditional shape hopper into the hollow column hopper of all the other vertical trilateral slopes in one side, becomes vertical effect with original extrusion effect, makes the production material can normally fall to effectively solve likepowder production material caking problem.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

a hopper-improved plastic pipe extruder comprises a workbench, wherein a vacuum sizing box is horizontally arranged on the upper surface of the workbench, a charging barrel is coaxially sleeved at one end of the vacuum sizing box, a screw rod is coaxially arranged in the charging barrel, and one end of the screw rod is detachably connected with a motor through a rotating shaft; the top fixed mounting of feed cylinder has the hopper, the hopper includes the one-level hopper, the one-level hopper is upper and lower opening, circumference confined hollow column structure, a side of one-level hopper is the perpendicular, and all the other sides are the inclined plane, become perpendicular effect with the extrusion effect of original one-level hopper to the likepowder production material for the likepowder production material in the one-level hopper is quick falls down, and enters next process, has avoided long-time production material to pile up and the emergence of the caking phenomenon that the production material was too much and lead to in the one-level hopper.

Further technical scheme, fixed mounting is located to I department of discharge gate of one-level hopper below has the second grade hopper, the vertical upper surface of installing at the feed cylinder of second grade hopper, the second grade hopper plays the transfer effect, guarantees in the start production process, and the top supplied materials is not in time, the production material in addition in the second grade hopper to avoid in the feed cylinder not having the production material to lead to the emergence of the phenomenon of the idle running of screw rod in the feed cylinder, further protected screw rod and the inside transmission system of vacuum sizing incasement.

Further technical scheme, the second grade hopper is upper and lower opening, circumference confined round platform form of falling, the second grade hopper includes feed inlet II and discharge gate II, feed inlet II sets up under the discharge gate I, II vertical lets in of discharge gate the feed cylinder for during the likepowder production material that comes the blanking can fall into the second grade hopper fast in the follow one-level hopper, avoided because the caking leads to no production material in the feed cylinder, the production interrupt that the staff repeats the start clearance hopper and cause.

According to the technical scheme, a plurality of groups of supporting blocks are arranged below the charging barrel along the axis direction of the charging barrel, and the supporting blocks are further arranged below the motor, so that the charging barrel and the motor are supported, the axes of the charging barrel, the motor and the vacuum sizing box are collinear, and the precision of the produced pipe is ensured.

Further technical scheme, with the angle of inclination on the inclined plane that the perpendicular is relative is greater than the angle of inclination on all the other inclined planes, and guarantees the total capacity of one-level hopper keeps unchangeable to solved the process extrusion of production material downward flow mutually among the prior art, leaded to the problem of caking, the utility model discloses become vertical effect with original extrusion effect, make the production material can normally fall, thereby effectively solve production material caking scheduling problem.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the utility model discloses a plastics tubular product extruder of hopper improvement, one side of one-level hopper is the perpendicular, and the other sides are the inclined plane, becomes the extrusion effect of original one-level hopper to the likepowder production material vertical effect for the likepowder production material in the one-level hopper falls fast, and enters next process, has avoided the production material of long-time piling up and the production material excessive and the emergence of the caking phenomenon that leads to in the one-level hopper;

(2) the utility model discloses a plastics tubular product extruder of hopper improvement, the second grade hopper plays the transfer effect, in the production process, when the coming material is not in time, also have the production material in the second grade hopper to avoid the emergence that no production material leads to the idle running of screw rod in the feed cylinder, further protected screw rod and the transmission system of vacuum sizing incasement portion;

(3) the utility model discloses a plastics tubular product extruder of hopper improvement, the second grade hopper is upper and lower opening, circumference confined inverse round platform form, makes the likepowder production material that comes the blanking from the first grade hopper can fall into the second grade hopper fast, has avoided because the caking leads to there being no production material in the feed cylinder, the production that the staff repeats the start-up and clears up the hopper and cause is interrupted;

(4) the utility model discloses a plastics tubular product extruder of hopper improvement, the supporting shoe is used for supporting feed cylinder and motor, guarantees that the axis of feed cylinder, motor and vacuum sizing case three is collinear, guarantees the precision of production tubular product;

(5) the utility model discloses a plastics tubular product extruder of hopper improvement, with the angle of inclination on the inclined plane that the perpendicular is relative is greater than the angle of inclination on all the other inclined planes, and guarantees the total capacity of one-level hopper remains unchanged to solved the process extrusion of production material downflow among the prior art mutually, leaded to the problem of caking.

Drawings

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

fig. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a side view of FIG. 2;

FIG. 5 is a schematic view of the primary hopper of the present invention;

FIG. 6 is a top view of FIG. 5;

fig. 7 is a side view of fig. 5.

In the figure: 1-a workbench; 2-a barrel; 3-vacuum sizing box; 4-a motor; 5-first-stage hopper; 6-a secondary hopper; 7-a support block; 21-screw rod; 41-a rotating shaft; 51-feed inlet I; 52-discharge port I; 53-vertical plane; 54-inclined plane; 61-feed inlet II; 62-a discharge port II; 510-the feed direction; 520-discharge direction.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings.

Example 1

The plastic pipe extruder with the improved hopper comprises a workbench 1, wherein a vacuum sizing box 3 is horizontally arranged on the upper surface of the workbench 1, a charging barrel 2 is coaxially sleeved at one end of the vacuum sizing box 3, a screw 21 is coaxially arranged in the charging barrel 2, and one end of the screw 21 is detachably connected with a motor 4 through a rotating shaft 41; a hopper is fixedly arranged above the charging barrel 2 and comprises a primary hopper 5, the primary hopper 5 is of a hollow columnar structure with an upper opening and a lower opening and a circumferential sealing, one side surface of the primary hopper 5 is a vertical surface 53, and the other side surfaces are inclined surfaces 54, so that the original extrusion effect of the primary hopper 5 on the powder production material is changed into a vertical effect, the powder production material in the primary hopper 5 is enabled to fall rapidly, and the phenomenon of agglomeration caused by accumulation of the production material for a long time and excessive production material in the primary hopper 5 is avoided; as shown in fig. 2-4, a second-stage hopper 6 is fixedly installed at a discharge port i 52 below the first-stage hopper 5, the second-stage hopper 6 is in a shape of an inverted round table with an upper opening and a lower opening and a circumferential sealing, the second-stage hopper 6 comprises a feed port ii 61 and a discharge port ii 62, the feed port ii 61 is arranged under the discharge port i 52, the discharge port ii 62 is vertically introduced into the charging barrel 2, the second-stage hopper 6 is vertically installed on the upper surface of the charging barrel 2, the second-stage hopper 6 plays a transfer role, so that it is ensured that when the upper supplied material is not in time during the startup production process, the second-stage hopper 6 is also provided with the produced material, thereby avoiding the phenomenon that the screw 21 idles in the charging barrel 2 due to no produced material in the charging barrel 2, further protecting the transmission system inside the screw 21 and the vacuum sizing box 3, and avoiding no produced, the production interruption caused by the fact that the worker repeatedly starts the machine to clean the hopper.

In this embodiment, as shown in fig. 1 and 5, during the production of a pipe, a worker pours a production material into a first-stage hopper 5 from a feeding port 51, and then the production material enters a second-stage hopper 6 from a feeding port i 51 along a feeding direction 510, and then enters the second-stage hopper 6 from a discharging port i 52 along a discharging direction 520, and enters a charging barrel 2 through the transfer of the second-stage hopper 6, and the production material is interacted, plasticized and fused in the charging barrel 2 under the driving of a motor 4, and finally enters a vacuum sizing box 3 after being changed into a pipe shape, and a complete pipe is produced under the cooling and sizing effects of the vacuum sizing box 3.

Example 2

The basic structure of the plastic pipe extruder with the improved hopper in the embodiment is the same as that in embodiment 1, and the difference and the improvement are that: as shown in fig. 5-7, the inclination angle of the inclined plane 54 opposite to the vertical plane 53 is greater than that of the rest inclined planes 54, and the total capacity of the primary hopper 5 is kept unchanged, so that the problem that the production material flows downwards to extrude each other and cause agglomeration in the prior art is solved, the utility model discloses change the original extrusion effect into the vertical effect, make the production material fall normally, thereby effectively solving the problems of the production material agglomeration and the like.

Example 3

The basic structure of the plastic pipe extruder with the improved hopper in the embodiment is the same as that in the embodiment 2, and the differences and improvements are as follows: as shown in fig. 2, a plurality of sets of supporting blocks 7 are arranged below the charging barrel 2 along the axial direction, the supporting blocks 7 are also arranged below the motor 4, and the supporting blocks 7 play a role in supporting the charging barrel 2 and the motor 4 so as to ensure that the axes of the charging barrel 2, the motor 4 and the vacuum sizing box 3 are collinear and ensure the precision of the produced pipe.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (5)

1. The utility model provides a plastics tubular product extruder of hopper improvement which characterized in that: including workstation (1), workstation (1) upper surface horizontal installation is equipped with vacuum sizing case (3), vacuum sizing case (3) one end coaxial sleeve has feed cylinder (2), feed cylinder (2) inside coaxial arrangement has screw rod (21), screw rod (21) one end can be dismantled with motor (4) through pivot (41) and be connected, the top fixed mounting of feed cylinder (2) has the hopper, the hopper includes one-level hopper (5), one-level hopper (5) are upper and lower opening, circumference confined hollow column structure, one side of one-level hopper (5) is perpendicular (53), and all the other sides are inclined plane (54).

2. The plastic pipe extruder with improved hopper as claimed in claim 1, wherein: a discharge port I (52) below the first-stage hopper (5) is fixedly provided with a second-stage hopper (6), and the second-stage hopper (6) is vertically arranged on the upper surface of the charging barrel (2).

3. The plastic pipe extruder with improved hopper as claimed in claim 2, wherein: second grade hopper (6) are upper and lower opening, circumference confined truncated cone form, second grade hopper (6) include feed inlet II (61) and discharge gate II (62), feed inlet II (61) set up under discharge gate I (52), discharge gate II (62) are vertical lets in feed cylinder (2).

4. The plastic pipe extruder with improved hopper as claimed in claim 3, wherein: a plurality of groups of supporting blocks (7) are arranged below the charging barrel (2) along the axis direction of the charging barrel, and the supporting blocks (7) are also arranged below the motor (4).

5. The plastic pipe extruder with improved hopper as claimed in claim 1, wherein: the inclination angle of the inclined surface (54) opposed to the vertical surface (53) is larger than that of the remaining inclined surfaces (54), and the total capacity of the primary hopper (5) is kept constant.

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