CN215359812U

CN215359812U - High-efficient extruder vacuum sizing equipment

Info

Publication number: CN215359812U
Application number: CN202121321821.7U
Authority: CN
Inventors: 周兆华; 张启栋; 张明娟; 迟坤红; 王彩梅
Original assignee: Qingdao Huate Anticorrosion And Thermal Insulation Equipment Co ltd
Current assignee: Qingdao Huate Anticorrosion And Thermal Insulation Equipment Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-12-31
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a high-efficiency extruder vacuum sizing device which comprises a base, wherein a condensation pipe is arranged in the middle of the surface of a vacuum box, a cooling layer is wound at the middle position of the condensation pipe, absorption layers are respectively covered on the inner surface and the outer surface of the cooling layer, a sizing mechanism is arranged at one side position of an inlet plate in the vacuum box, a conveying device is arranged at one side position of a sizing mechanism at the lower end in the vacuum box, a sensor component is fixedly arranged at the upper end in the vacuum box, a controller is arranged on the outer surface of the front end of the vacuum box, an automatic pressure regulating valve and a pressure gauge are respectively arranged on the outer surface of the upper end of the vacuum box, a circulating pump is fixedly arranged on the outer surface of one side of the conveying pump, and a filter box is arranged at the middle position of the circulating pump. The utility model is convenient for increasing the temperature control adjusting speed of the sizing equipment, can improve the use effect of the sizing equipment and has practicability.

Description

High-efficient extruder vacuum sizing equipment

Technical Field

The utility model relates to the technical field of vacuum sizing of extruders, in particular to a vacuum sizing device of an efficient extruder.

Background

Extruders are one of the class of plastic machines, originating from the 18 th century. The extruder can divide the machine head into a right-angle machine head, an oblique-angle machine head and the like according to the material flow direction of the machine head and the included angle of the central line of the screw. The screw extruder depends on the pressure and the shearing force generated by the rotation of the screw, so that materials can be fully plasticized and uniformly mixed and are molded through a neck mold. Plastics extruders can be largely classified into twin-screw extruders, single-screw extruders and, less frequently, multi-screw extruders and also screwless extruders. The working process of the extruder comprises the following steps: the plastic material enters the extruder from the hopper, is conveyed forward under the drive of the rotation of the screw, and is melted under the heating action of the charging barrel and the shearing and compression actions brought by the screw in the forward movement process, so that the change among three states of glass state, high elastic state and viscous state is realized. Under the condition of pressurization, the material in a viscous state passes through a die with a certain shape, then is made into a continuous body with a cross section similar to the die shape according to the die, such as a plastic pipe, and then is cooled and shaped by using a vacuum sizing device to form a glass state, so that a workpiece to be processed is obtained.

However, the existing extruder vacuum sizing equipment has some defects in the using process, the structure of the vacuum sizing equipment is single, the temperature adjusting speed of the temperature control component is low, the sizing equipment sizing work efficiency is reduced due to uneven temperature distribution, the quality of plastic pipe products is uneven due to the change of internal pressure when the sizing equipment is sized, the shapes and the sizes of sized plastic pipes are different, and the phenomenon of breakage can occur after long-term use, so that the existing extruder vacuum sizing equipment is improved.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a vacuum sizing device of an efficient extruder, which can effectively solve the problems in the background technology.

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

a high-efficient extruder vacuum sizing equipment, includes the base, the equal fixed mounting in upper end of base position all around has the support, the upper end surface fixed mounting of support has the vacuum chamber, be provided with the condenser pipe in the middle of the surface of vacuum chamber, the intermediate position winding of condenser pipe has the cooling layer, the interior outer surface of cooling layer all covers has the absorbed layer, the inside one end fixed mounting of vacuum chamber has the entrance board, one side position that the inside of vacuum chamber is located the entrance board is provided with sizing mechanism, one side position that the inside lower extreme of vacuum chamber is located sizing mechanism is provided with conveyor, conveyor's upper end surface is provided with the support frame, the inside upper end fixed mounting of vacuum chamber has sensor assembly, the front end surface of vacuum chamber is provided with the controller, be provided with temperature control unit and pressure-controlled unit in the middle of the inside of controller respectively, the vacuum box is characterized in that an automatic pressure regulating valve and a pressure gauge are respectively arranged on the outer surface of the upper end of the vacuum box, a manual pressure valve is arranged on the left side of the lower end of the vacuum box, a conveying pump is arranged at one side of the manual pressure valve, a circulating pump is fixedly arranged on the outer surface of one side of the conveying pump, a filter box is arranged at the middle position of the circulating pump, a vacuum pump is fixedly arranged at one side of the circulating pump, and a condenser is arranged at one side of the vacuum pump.

Preferably, the vacuum box is of a cylindrical structure, and the inlet plate is hermetically connected with the vacuum box.

Preferably, one end of the condensation pipe is connected with the condenser.

Preferably, clear water is filled in the middle of the cooling layer, the clear water is respectively conveyed by a conveying pump and a circulating pump, and one end of the conveying pump is connected with a water source.

Preferably, the material of the absorption layer is metallic copper.

Preferably, the sensor assembly comprises a temperature sensor and a pressure sensor.

Compared with the prior art, the utility model has the following beneficial effects:

1. through the cooling layer, the absorption layer, the circulating pump and the filter box, heat inside the vacuum box can be transmitted into the cooling layer through the absorption layer so as to absorb the heat, the contact area between the condensation pipe and the vacuum box is increased, the cooling effect of a condenser in the equipment is improved, the circulating pump is convenient for recycling water flow in the cooling layer, and the filter box is convenient for filtering the recycled water flow so as to improve the energy saving performance of the equipment, so that the use effect of the sizing equipment is improved;

2. through the automatic pressure regulating valve who sets up, manometer and pressure-controlled unit, pressure-controlled unit is convenient for set up the regulated pressure of automatic pressure regulating valve, make sizing equipment have pressure automatically regulated function, sizing equipment's use convenience has been improved, the manometer is convenient for carry out real-time demonstration to the pressure of vacuum chamber inside, convenient to use person carries out real-time detection and adjustment to the internal pressure of equipment, increase the equilibrium degree of equipment internal pressure, improve sizing equipment's design effect, thereby increase sizing equipment's practicality.

Connecting one end of a conveying pump with a water source to convey a proper amount of clear water into a cooling layer, setting the working temperature and pressure of the equipment through a temperature control unit and a pressure control unit arranged in a controller by applying the existing vacuum sizing equipment technology, conveying condensing agents into a condenser pipe by a condenser to reduce the temperature of water flow in the cooling layer, pumping out the internal air of a vacuum box by a vacuum pump, allowing a plastic pipe extruded by the existing extruder production technology to pass through an inlet plate and enter the vacuum box, sizing by a sizing device, placing the processed plastic pipe at the upper end of a support frame, cooling the plastic pipe by absorbing the condensing agents in the condenser pipe by absorbing heat of an absorbing layer, cooling and sizing the plastic pipe, moving the plastic pipe out by applying the existing conveying technology conveying device to finish sizing processing, and in the sizing equipment processing process, implementing the temperature and pressure in the vacuum box by applying a temperature control sensor and a pressure sensor in a temperature control component in the existing sensor technology to realize the temperature and pressure in the vacuum box The detection is carried out by the temperature control unit and the pressure gauge, when the internal pressure of the equipment is higher than the set pressure, the automatic pressure regulating valve is opened for pressure reduction treatment, when the internal temperature of the equipment is too high or too low, the temperature of the condenser is regulated, so that the temperature of the equipment is controlled,

drawings

FIG. 1 is a schematic diagram of the overall structure of a vacuum sizing apparatus of a high-efficiency extruder according to the present invention;

FIG. 2 is a partial cutaway view of the surface of a vacuum box in a high efficiency extruder vacuum sizing apparatus of the present invention;

FIG. 3 is a schematic diagram of the internal structure of a vacuum box of the vacuum sizing apparatus of the high-efficiency extruder according to the present invention;

FIG. 4 is an exploded view of the base and vacuum box of the vacuum sizing apparatus of the high efficiency extruder of the present invention.

In the figure: the device comprises a base 1, a support 2, a vacuum box 3, a condenser 4, a cooling layer 5, an absorption layer 6, an inlet plate 7, a sizing mechanism 8, a conveying device 9, a sensor assembly 10, a controller 11, a temperature control unit 12, a pressure control unit 13, an automatic pressure regulating valve 14, a pressure gauge 15, a manual pressure valve 16, a conveying pump 17, a circulating pump 18, a filter box 19, a vacuum pump 20, a condenser 21 and a support frame 22.

Detailed Description

The present invention will be further described with reference to the following detailed description so that the technical means and features of the present invention can be easily understood.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation to be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, the terms "connected" may be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

As shown in FIGS. 1-4, a high-efficiency extruder vacuum sizing device comprises a base 1, a support 2 is fixedly installed at the periphery of the upper end of the base 1, a vacuum box 3 is fixedly installed on the outer surface of the upper end of the support 2, a condenser pipe 4 is arranged in the middle of the surface of the vacuum box 3, a cooling layer 5 is wound at the middle position of the condenser pipe 4, an absorption layer 6 covers the inner surface and the outer surface of the cooling layer 5, an inlet plate 7 is fixedly installed at one end of the inside of the vacuum box 3, a sizing mechanism 8 is arranged at one side position of the inlet plate 7 in the inside of the vacuum box 3, a conveying device 9 is arranged at one side position of the sizing mechanism 8 at the lower end of the inside of the vacuum box 3, a support frame 22 is arranged on the outer surface of the upper end of the inside of the vacuum box 3, a controller 11 is arranged on the outer surface of the front end of the vacuum box 3, a temperature control unit 12 and a pressure control unit 13 are respectively arranged in the middle of the controller 11, the upper end surface of vacuum tank 3 is provided with automatic pressure regulating valve 14 and manometer 15 respectively, the lower extreme left side of vacuum tank 3 is provided with manual pressure valve 16, one side position of manual pressure valve 16 is provided with delivery pump 17, one side external fixed surface of delivery pump 17 installs circulating pump 18, the intermediate position of circulating pump 18 is provided with rose box 19, the front end surface of rose box 19 is provided with the drain pipe, make equipment can be with the rivers discharge in the cooling layer 5, one side rigidity of circulating pump 18 has vacuum pump 20, one side position of vacuum pump 20 is provided with condenser 21.

Wherein, vacuum box 3 is the tubular structure, and entry board 7 and vacuum box 3 be airtight connection, and the plastic tubing that uses the production of current extruder vacuum sizing technique passes through entry board 7 and gets into vacuum box 3.

Wherein, one end of the condensation pipe 4 is connected with the condenser 21, and the device conveys the condensing agent to the condensation pipe 4 through the condenser 21.

Wherein, the inside centre of cooling layer 5 is filled with the clear water, and the clear water is carried by delivery pump 17 and circulating pump 18 respectively, and the water source is connected to delivery pump 17's one end, and equipment passes through cooling layer 5 increase condenser pipe 4 and the inside thermal area of contact of vacuum chamber 3, improve equipment's cooling design effect.

The absorption layer 6 is made of metal copper, and the physical characteristics of the metal copper are used for transmitting heat for shaping and cooling the plastic pipe.

Wherein, including temperature sensor and pressure sensor in the sensor package 10, use current sensor technique temperature sensor to show through temperature control unit 12, pressure sensor shows through manometer 15.

It should be noted that, the utility model is a high-efficiency extruder vacuum sizing device, when in use, one end of a delivery pump 17 is connected with a water source to deliver a proper amount of clean water to a cooling layer 5, the working temperature of the device and the opening pressure of an automatic pressure regulating valve 14 are set by applying the existing vacuum sizing device technology through a temperature control unit 12 and a pressure control unit 13 arranged in a controller 11, a condenser 21 delivers condensing agent to a condenser pipe 4 to reduce the temperature of water flow in the cooling layer 5, the temperature of the water flow in the cooling layer 5 is balanced through a circulating pump 18, a filter box 19 is arranged to filter the circulating water flow, the energy saving of the device is improved, a vacuum pump 20 pumps out the air in a vacuum box 3, a plastic pipe extruded by applying the existing extruder production technology passes through an inlet plate 7 to enter the vacuum box 3, and sizing processing is carried out through a sizing mechanism 8, the processed plastic pipe is placed at the upper end of the support frame 22, the temperature of the plastic pipe is reduced by using the condensing agent in the absorption condensing pipe 4 which absorbs the heat of the absorption layer 6, the plastic pipe is cooled and shaped, then the plastic pipe is moved out by applying the conveying device 9 of the prior conveying technology to finish sizing processing, the internal pressure of the equipment is reduced to a safe range by using a manual pressure valve 16 to finish sizing processing of the plastic pipe, in the processing process of sizing equipment, the temperature and pressure inside the vacuum box 3 are detected in real time by using the temperature control sensor and the pressure sensor in the sensor assembly 10 in the existing sensor technology, displayed by the temperature control unit 12 and the pressure gauge 15, when the internal pressure of the equipment is greater than the set pressure, the automatic pressure regulating valve 14 is opened to perform pressure reduction treatment, so that the balance degree of the internal pressure of the equipment is increased, and the sizing effect of the sizing equipment is improved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high-efficient extruder vacuum sizing equipment, includes base (1), its characterized in that: the device is characterized in that a support (2) is fixedly mounted at the periphery of the upper end of the base (1), a vacuum box (3) is fixedly mounted on the outer surface of the upper end of the support (2), a condenser pipe (4) is arranged in the middle of the surface of the vacuum box (3), a cooling layer (5) is wound at the middle position of the condenser pipe (4), an absorption layer (6) covers the inner surface and the outer surface of the cooling layer (5), an inlet plate (7) is fixedly mounted at one end of the inside of the vacuum box (3), a sizing mechanism (8) is arranged at one side position, located at the inlet plate (7), of the inside of the vacuum box (3), a conveying device (9) is arranged at one side position, located at the sizing mechanism (8), of the inner lower end of the vacuum box (3), a support frame (22) is arranged on the outer surface of the upper end of the conveying device (9), and a sensor assembly (10) is fixedly mounted at the inner upper end of the vacuum box (3), the utility model discloses a vacuum pump, including vacuum tank (3), front end surface of vacuum tank (3) is provided with controller (11), be provided with temperature control unit (12) and pressure-controlled unit (13) respectively in the middle of the inside of controller (11), the upper end surface of vacuum tank (3) is provided with automatic pressure regulating valve (14) and manometer (15) respectively, the lower extreme left side of vacuum tank (3) is provided with manual pressure valve (16), one side position of manual pressure valve (16) is provided with delivery pump (17), one side fixed surface of delivery pump (17) installs circulating pump (18), the intermediate position of circulating pump (18) is provided with rose box (19), one side fixed position of circulating pump (18) has vacuum pump (20), one side position of vacuum pump (20) is provided with condenser (21).

2. A high efficiency extruder vacuum sizing apparatus according to claim 1, wherein: the vacuum box (3) is of a cylindrical structure, and the inlet plate (7) is hermetically connected with the vacuum box (3).

3. A high efficiency extruder vacuum sizing apparatus according to claim 1, wherein: one end of the condensation pipe (4) is connected with the condenser (21).

4. A high efficiency extruder vacuum sizing apparatus according to claim 1, wherein: the middle of the inside of the cooling layer (5) is filled with clean water, the clean water is respectively conveyed by a conveying pump (17) and a circulating pump (18), and one end of the conveying pump (17) is connected with a water source.

5. A high efficiency extruder vacuum sizing apparatus according to claim 1, wherein: the material of the absorption layer (6) is metal copper.

6. A high efficiency extruder vacuum sizing apparatus according to claim 1, wherein: the sensor assembly (10) comprises a temperature sensor and a pressure sensor.