CN214419503U

CN214419503U - Conical double-screw extruder for plastic pipe production

Info

Publication number: CN214419503U
Application number: CN202120244310.3U
Authority: CN
Inventors: 朱洪超
Original assignee: Zhangjiagang Gangsu Machinery Co ltd
Current assignee: Zhangjiagang Gangsu Machinery Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-10-19
Anticipated expiration: 2031-01-28

Abstract

The utility model relates to a plastics production technical field especially relates to a plastics production is with toper double screw extruder, including quick-witted case and fixed mounting the feed inlet of machine case upper surface, the last fixed surface of machine case installs and removes waste device, just the side-mounting of machine case has actuating mechanism, just the inside of machine case is rotated and is installed first roller bearing and second roller bearing, machine case is kept away from one side fixed mounting of actuating mechanism has the discharge gate. The utility model discloses during the use, be convenient for extrude processing to plastics tubular product through setting up quick-witted case, remove waste device through setting up and be convenient for filter the edulcoration to waste gas and the harmful substance that produce in the course of working, be convenient for cool down to the discharge gate through setting up cooling device, be convenient for guarantee the smooth shaping of tubular product, be convenient for in time change as required through setting up the acidimeter and remove waste liquid, be convenient for absorb degradation with acidic material and nitrogen oxide in the gas, prevent polluted environment.

Description

Conical double-screw extruder for plastic pipe production

Technical Field

The utility model relates to a plastics production technical field especially relates to a plastics production is with toper double screw extruder.

Background

The double-screw plastic extruder is high-quality and high-efficiency plastic extrusion equipment, and the whole plastic extruder equipment is reasonable in structural design, firm and durable in structure and not easy to damage. The machine material rod adopts a heat treatment carbonization process, has strong hardness and is not easy to wear. The service life of the material rod is three times of that of the common material rod. The advanced lubrication mode is adopted, so that the abrasion is small, the bearing is convenient to thoroughly protect, and the operation and the maintenance are convenient.

The existing double-screw extruder for producing the plastic pipes is lack of a necessary waste gas treatment device when in use, so that a lot of pollutants in the production process of the plastic pipes are discharged to the atmosphere, and further the environmental pollution is caused, and the use requirement can not be met.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a conical double-screw extruder for producing plastic pipes comprises a case and a feed inlet fixedly arranged on the upper surface of the case, wherein a waste removing device is fixedly arranged on the upper surface of the case, a driving mechanism is arranged on the side surface of the case, a first screw and a second screw are rotatably arranged in the case, a discharge outlet is fixedly arranged on one side of the case far away from the driving mechanism, an intermediate plate is fixedly arranged below the case, the waste removing device comprises a waste removing box fixedly arranged on the upper surface of the case, a liquid level meter is fixedly arranged on the side surface of the waste removing box, a thermometer is fixedly arranged in the waste removing box, a plurality of air vents are formed in the upper surface of the waste removing box, an acidimeter is fixedly arranged on the upper surface of the waste removing box, and an exhaust fan fixedly arranged on the upper surface of the case is connected with the side surface of the waste removing box through a guide pipe, and the exhaust fan is connected with an exhaust opening arranged in the case through a conduit, and the side surface of the discharge hole is connected with a cooling device fixedly arranged above the intermediate plate.

As a further aspect of the present invention: and a stabilizing device is fixedly arranged below the middle plate.

As a further aspect of the present invention: actuating mechanism includes fixed mounting and is in the motor of intermediate lamella top, just the output of motor is connected with the band pulley group, just the band pulley group is connected with the axis of rotation, the axis of rotation is connected with intermediate lever and first gear, just first gear with first screw rod is connected, the second axis of rotation is connected to the intermediate lever, just second axis of rotation is connected with the second gear, first gear with second gear intermeshing, just the second gear with the second screw rod is connected, the second gear is connected with fixed mounting and is in internal gear on the quick-witted incasement wall.

As a further aspect of the present invention: the stabilizing device comprises a base fixedly installed below the middle plate, a damping spring and a miniature damping damper are fixedly installed inside the base, and a bottom sleeve is fixedly installed below the base.

As a further aspect of the present invention: the cooling device comprises a cooling box and a circulating pump which are fixedly arranged above the middle plate, a refrigerator is fixedly arranged inside the cooling box, the cooling box is connected with the circulating pump through a guide pipe, and the circulating pump is connected with a cooling chuck on the side surface of the discharge port in a sleeved mode through a guide pipe.

The utility model has the advantages that:

1. by arranging the acidimeter and the discharge port, when the acidimeter and the discharge port are used, the plastic pipe can be conveniently extruded and processed by arranging the case, waste gas and harmful substances generated in the processing process can be conveniently filtered and purified by arranging the waste removing device, the discharge port can be conveniently cooled by arranging the cooling device, smooth forming of the pipe can be conveniently ensured, waste liquid can be conveniently and timely replaced according to needs by arranging the acidimeter, acidic substances and nitrogen oxides in gas can be conveniently absorbed and degraded, and the environment pollution can be prevented;

2. by arranging the stabilizing device, the vibration on the device can be offset conveniently in the extrusion process of the plastic pipe, and the stable work of the device is kept;

3. be convenient for drive first screw rod and second screw rod through setting up actuating mechanism, be favorable to guaranteeing going on smoothly of extrusion process, be convenient for in time cool off the tubular product that the discharge gate was extruded through setting up cooling device, be convenient for cool off the cooling chuck through setting up circulating pump and refrigerator, promoted cooling efficiency.

Drawings

FIG. 1 is a schematic structural view of a conical twin-screw extruder for producing plastic pipes, which is provided in example 1;

FIG. 2 is a schematic structural view of a waste removing device of a conical twin-screw extruder for plastic pipe production, which is provided in example 1;

FIG. 3 is a front sectional view of the stabilizing device of the conical twin-screw extruder for plastic pipe production as set forth in example 1;

FIG. 4 is a schematic structural diagram of a cooling device of a conical twin-screw extruder for producing plastic pipes, which is provided in example 2.

In the figure: the device comprises a case 1, a waste removing device 2, a stabilizing device 3, a cooling device 4, a driving mechanism 5, a discharge hole 6, a first screw 7, a second screw 8, a waste removing box 21, a thermometer 22, an acidimeter 23, a liquid level meter 24, a ventilation port 25, an exhaust fan 26, an air suction port 27, a base 31, a damping spring 32, a micro damping damper 33, a bottom sleeve 35, a cooling box 41, a cooling chuck 42, a circulating pump 43, a refrigerator 44, a first gear 51 and a second gear 52.

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.

Example 1

Referring to fig. 1 to 3, a conical twin-screw extruder for plastic pipe production comprises a machine case 1 and a feed inlet fixedly installed on the upper surface of the machine case 1, wherein a waste removing device 2 is fixedly installed on the upper surface of the machine case 1, a driving mechanism 5 is installed on the side surface of the machine case 1, a first screw 7 and a second screw 8 are rotatably installed inside the machine case 1, a discharge outlet 6 is fixedly installed on one side of the machine case 1 away from the driving mechanism 5, an intermediate plate is fixedly installed below the machine case 1, the waste removing device 2 comprises a waste removing box 21 fixedly installed on the upper surface of the machine case 1, a liquid level meter 24 is fixedly installed on the side surface of the waste removing box 21, a thermometer 22 is fixedly installed inside the waste removing box 21, a plurality of vent holes 25 are formed in the upper surface of the waste removing box 21, an acidimeter 23 is fixedly installed on the upper surface of the waste removing box 21, the side surface of the waste removing box 21 is connected with an exhaust fan 26 fixedly installed on the upper surface of the machine case 1 through a guide pipe, and air exhauster 26 has the suction opening 27 of setting in quick-witted case 1 inside through pipe connection, the side of discharge gate 6 is connected with cooling device 4 of fixed mounting in the intermediate lamella top, in use, be convenient for extrude the processing to plastics tubular product through setting up quick-witted case 1, remove waste device 2 through setting up and be convenient for filter the edulcoration to waste gas and the harmful substance that produce in the course of working, be convenient for cool down discharge gate 6 through setting up cooling device 4, be convenient for guarantee the smooth shaping of tubular product, it removes waste liquid to be convenient for in time to change as required through setting up acidimeter 23, be convenient for absorb the degradation with acidic material and the nitrogen oxide in the gas, prevent the polluted environment.

Wherein, the below fixed mounting of intermediate lamella has stabilising arrangement 3, during the use, is convenient for keep the even running of working process through setting up stabilising arrangement 3.

Wherein, actuating mechanism 5 includes the motor of fixed mounting in the intermediate lamella top, and the output of motor is connected with the band pulley group, and the band pulley group is connected with the axis of rotation, the axis of rotation is connected with intermediate lever and first gear 51, and first gear 51 is connected with first screw rod 7, the second axis of rotation is connected to the intermediate lever, and second axis of rotation is connected with second gear 52, first gear 51 and second gear 52 intermeshing, and second gear 52 is connected with second screw rod 8, second gear 51 is connected with the internal gear of fixed mounting on quick-witted case 1 inner wall, during the use, the motor drives band pulley group and gear train and rotates, and then be convenient for drive first screw rod 7 and second screw rod 8, be favorable to guaranteeing going on smoothly of extrusion process.

Wherein, stabilising arrangement 3 includes base 31 of fixed mounting in the intermediate lamella below, and the inside fixed mounting of base 31 has damping spring 32 and miniature damping 33, and the below fixed mounting of base 31 has bottom cover 35, during the use, is convenient for offset the vibrations that the device received in the extrusion process of carrying out plastics tubular product through setting up stabilising arrangement 3, keeps the steady operation of device simultaneously.

The working principle is as follows: during the use, be convenient for extrude processing to plastics tubular product through setting up quick-witted case 1, remove waste device 2 through setting up and be convenient for filter the edulcoration to waste gas and the harmful substance that produce in the course of working, be convenient for cool down discharge gate 6 through setting up cooling device 4, be convenient for guarantee the smooth shaping of tubular product, be convenient for in time change as required through setting up acidimeter 23 and remove waste liquid, be convenient for absorb degradation with acidic material and nitrogen oxide in the gas, prevent the polluted environment, be convenient for drive first screw rod 7 and second screw rod 8 through setting up actuating mechanism 5, be favorable to guaranteeing going on smoothly of extrusion process.

Example 2

Referring to fig. 4, in this embodiment, compared with embodiment 1, the cooling device 4 includes a cooling tank 41 and a circulating pump 43 fixedly installed above the middle plate, a refrigerator 44 is fixedly installed inside the cooling tank 41, the cooling tank 41 is connected with the circulating pump 43 through a conduit, and the circulating pump 43 is connected with a cooling chuck 42 sleeved on the side surface of the discharge port 6 through a conduit.

The working principle is as follows: when the cooling device is used, the pipe extruded from the discharge port 6 can be cooled in time by arranging the cooling device 4, and the cooling chuck 42 can be cooled by arranging the circulating pump 43 and the refrigerator 44, so that the cooling efficiency is improved.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A conical double-screw extruder for producing plastic pipes comprises a case (1) and a feed inlet fixedly arranged on the upper surface of the case (1), and is characterized in that a waste removing device (2) is fixedly arranged on the upper surface of the case (1), a driving mechanism (5) is arranged on the side surface of the case (1), a first screw (7) and a second screw (8) are rotatably arranged in the case (1), a discharge hole (6) is fixedly arranged on one side, far away from the driving mechanism (5), of the case (1), an intermediate plate is fixedly arranged below the case (1), the waste removing device (2) comprises a waste removing box (21) fixedly arranged on the upper surface of the case (1), a liquid level meter (24) is fixedly arranged on the side surface of the waste removing box (21), and a thermometer (22) is fixedly arranged in the waste removing box (21), remove the upper surface of useless case (21) and seted up a plurality of ventilative mouthful (25), just remove the last fixed surface of useless case (21) and install acidimeter (23), the side of removing useless case (21) has fixed mounting through pipe connection has air exhauster (26) of quick-witted case (1) upper surface, just air exhauster (26) have through pipe connection to set up the inside suction opening (27) of quick-witted case (1), the side of discharge gate (6) is connected with fixed mounting and is in cooling device (4) of intermediate plate top.

2. The conical twin-screw extruder for plastic pipe production according to claim 1, wherein a stabilizing device (3) is fixedly mounted below the middle plate.

3. The conical twin-screw extruder for plastic pipe production as claimed in claim 2, wherein the driving mechanism (5) comprises a motor fixedly mounted above the middle plate, the output end of the motor is connected with a pulley set, the pulley set is connected with a rotating shaft, the rotating shaft is connected with a middle rod and a first gear (51), the first gear (51) is connected with the first screw (7), the middle rod is connected with a second rotating shaft, the second rotating shaft is connected with a second gear (52), the first gear (51) is meshed with the second gear (52), the second gear (52) is connected with the second screw (8), and the second gear (52) is connected with an internal gear fixedly mounted on the inner wall of the machine box (1).

4. The conical twin-screw extruder for plastic pipe production according to claim 2, wherein the stabilizing device (3) comprises a base (31) fixedly installed below the middle plate, a damping spring (32) and a micro damping damper (33) are fixedly installed inside the base (31), and a bottom sleeve (35) is fixedly installed below the base (31).

5. The conical twin-screw extruder for plastic pipe production as claimed in claim 1, wherein the cooling device (4) comprises a cooling tank (41) and a circulating pump (43) which are fixedly installed above the middle plate, a refrigerator (44) is fixedly installed inside the cooling tank (41), the cooling tank (41) is connected with the circulating pump (43) through a conduit, and the circulating pump (43) is connected with a cooling chuck (42) which is sleeved on the side surface of the discharge port (6) through a conduit.