CN211222005U

CN211222005U - Temperature control device for head die of screw extruder

Info

Publication number: CN211222005U
Application number: CN201922055824.XU
Authority: CN
Inventors: 杨春林; 欧梅桂; 严伟; 张春梅; 聂胜强; 曾加
Original assignee: Guiyang University
Current assignee: Guiyang University
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-08-11
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a screw extruder aircraft nose bush temperature control device, including the aircraft nose main part, the one end fixedly connected with flange of aircraft nose main part, the top fixed mounting of aircraft nose main part has the temperature controller power, flange's a side surface position placed in the middle has seted up the feed inlet, flange's a side surface border position has seted up the connection screw, the aircraft nose main part is through thermal-insulated outer wall and heat conduction inner bag constitution, be equipped with insulation construction between thermal-insulated outer wall and the heat conduction inner bag, the die cavity has been seted up to the inside of heat conduction inner bag, spiral thermocouple is installed in the inside embedding of heat conduction inner bag, insulation construction is including heat preservation cavity, support column, inlet channel and drainage pipe. A screw extruder aircraft nose bush temperature control device, have the more equal efficiency of heating, also can play the inside heat retaining efficiency of outside thermal-insulated simultaneously, secondly have the rapid cooling function, the practicality is higher.

Description

Temperature control device for head die of screw extruder

Technical Field

The utility model relates to a temperature control device field, in particular to screw extruder aircraft nose bush temperature control device.

Background

The temperature control device for the head neck ring of the screw extruder is a temperature control device used on the head neck ring of the screw extruder, the screw extruder is a screw-shaped material extruder, materials are extruded by the spiral effect of a screw, the head neck ring belongs to the discharge end of the screw extruder, the shape of a die cavity of the head neck ring determines the shape of the extruded materials, and because the screw extruder needs to melt and extrude plastics and needs to be continuously heated in midway, the drying and solidification of the plastics are avoided, the head neck ring is usually required to be provided with the temperature control device for heating; but current screw extruder aircraft nose bush temperature control device all is a simple thermocouple usually, and heating area limits to, and even effect is very poor, secondly does not possess the thermal-insulated function of heat preservation, and outside is very hot easily, and inside temperature runs off more piece, secondly does not possess the rapid cooling function yet, when misoperation leads to the high temperature, inconvenient people carry out rapid cooling to the aircraft nose, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a screw extruder aircraft nose bush temperature control device can effectively solve the problem in the background art.

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

the utility model provides a screw extruder aircraft nose bush temperature control device, includes the aircraft nose main part, the one end fixedly connected with flange of aircraft nose main part, the top fixed mounting of aircraft nose main part has the temperature controller power, flange's a side surface position placed in the middle has seted up the feed inlet, flange's a side surface border position has seted up the connection screw, the aircraft nose main part is through thermal-insulated outer wall and heat conduction inner bag constitution, be equipped with insulation construction between thermal-insulated outer wall and the heat conduction inner bag, the die cavity has been seted up to the inside of heat conduction inner bag, the spiral thermocouple is installed in the inside embedding of heat conduction inner bag.

Preferably, insulation construction is including heat preservation cavity, support column, inlet channel and drainage pipe, the position between thermal-insulated outer wall and heat conduction inner bag is established to the heat preservation cavity, the support column sets up the inside at the heat preservation cavity, the both ends of support column respectively with thermal-insulated outer wall and heat conduction inner bag fixed connection, the one end of inlet channel and drainage pipe all communicates in the heat preservation cavity, the other end of inlet channel and drainage pipe all runs through to the outside of thermal-insulated outer wall.

Preferably, a discharge hole is formed in the center of the surface of the other side of the machine head main body, and the feed hole and the discharge hole are communicated with the die cavity.

Preferably, the outer surface of the heat insulation outer wall is coated with a heat insulation coating, and a heat insulation base is arranged between the temperature controller power supply and the heat insulation outer wall.

Preferably, the output end of the temperature controller power supply is electrically connected with the input end of the spiral thermocouple, and the probe of the temperature controller power supply is embedded into the heat-conducting inner container.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses in, through the spiral thermocouple that sets up, encircle the inner wall at heat conduction inner bag with the heating source spiral, can realize heating more even effect, excellent in use effect, insulation construction through the setting, at first the heat preservation cavity can play heat retaining efficiency, can avoid aircraft nose main part outside high temperature on the one hand, improve the security, on the other hand also can reduce the phenomenon that aircraft nose main part inside temperature loss speed is too fast, resource-saving's efficiency has, inlet channel and drainage pipe and heat preservation cavity intercommunication simultaneously, when misoperation heating temperature is too high, people can pour into cold water into through the inlet channel, cold water discharges from drainage pipe after passing through the heat preservation cavity, can play rapid cooling's effect, the practicality is higher, whole screw extruder head bush temperature control device's result of use has been improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a temperature control device for a head die of a screw extruder of the present invention;

FIG. 2 is a side view of the temperature control device for the head die of the screw extruder of the present invention;

fig. 3 is the utility model relates to a screw extruder aircraft nose bush temperature control device's inner structure schematic diagram.

In the figure: 1. a handpiece main body; 2. a connecting flange; 3. a temperature controller power supply; 4. a feed inlet; 5. a connecting screw hole; 6. a heat preservation structure; 7. an insulated outer wall; 8. a heat conducting inner container; 9. a heat preservation cavity; 10. a support pillar; 11. a water inlet pipe; 12. a water discharge pipeline; 13. a mold cavity; 14. a spiral thermocouple; 15. and (4) a discharge port.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, 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, "connected" may be either fixedly connected or 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a temperature control device for a head die of a screw extruder comprises a head main body 1, one end of the machine head main body 1 is fixedly connected with a connecting flange 2, the top of the machine head main body 1 is fixedly provided with a temperature controller power supply 3, a feed inlet 4 is arranged in the middle of the surface of one side of the connecting flange 2, a connecting screw hole 5 is arranged at the edge of the surface of one side of the connecting flange 2, the handpiece main body 1 consists of a heat insulation outer wall 7 and a heat conduction inner container 8, a heat preservation structure 6 is arranged between the heat insulation outer wall 7 and the heat conduction inner container 8, a die cavity 13 is arranged in the heat-conducting inner container 8, a spiral thermocouple 14 is embedded in the heat-conducting inner container 8, by arranging the spiral thermocouple 14, the heating source is spirally wound on the inner wall of the heat-conducting inner container, so that a more uniform heating effect can be realized, and the using effect is better;

the heat preservation structure 6 comprises a heat preservation cavity 9, a support column 10, a water inlet pipeline 11 and a drainage pipeline 12, the heat preservation cavity 9 is arranged between a heat insulation outer wall 7 and a heat conduction inner container 8, the support column 10 is arranged inside the heat preservation cavity 9, two ends of the support column 10 are fixedly connected with the heat insulation outer wall 7 and the heat conduction inner container 8 respectively, one ends of the water inlet pipeline 11 and the drainage pipeline 12 are communicated with the heat preservation cavity 9, the other ends of the water inlet pipeline 11 and the drainage pipeline 12 penetrate through the heat insulation outer wall 7, firstly, the heat preservation cavity 9 can play a heat preservation effect through the arrangement of the heat preservation structure 6, on one hand, the phenomenon that the external temperature of the handpiece main body 1 is too high can be avoided, the safety is improved, on the other hand, the phenomenon that the internal temperature of the handpiece main body 1 is too fast in loss can be reduced, the effect of saving resources is achieved, when the heating temperature is too high due to misoperation, people can inject cold water through the water inlet pipeline 11, and the cold water is discharged from the drainage pipeline 12 after passing through the heat-preservation cavity 9, so that the effect of quickly cooling can be achieved, the practicability is higher, and the using effect of the whole screw extruder head die temperature control device is improved; a discharge hole 15 is formed in the middle of the surface of the other side of the machine head main body 1, and the feed hole 4 and the discharge hole 15 are communicated with the die cavity 13; the outer surface of the heat insulation outer wall 7 is coated with a heat insulation coating, and a heat insulation base is arranged between the temperature controller power supply 3 and the heat insulation outer wall 7; the output end of the temperature controller power supply 3 is electrically connected with the input end of the spiral thermocouple 14, and the probe of the temperature controller power supply 3 is embedded into the heat-conducting inner container 8.

It should be noted that, the utility model relates to a screw extruder head bush temperature control device, when using, firstly, pass aircraft nose main part 1 and screw extruder through flange 2, then connect the external power supply with temperature controller power supply 3, the model of this temperature controller power supply 3 is ZYW48, after temperature controller power supply 3 circular telegram, spiral thermocouple 14 begins to heat, because spiral thermocouple 14 is arranged in the inside of heat conduction inner bag 8 spirally, can improve the effect of heating, in the time of heating, heat preservation cavity 9 can play the thermal-insulated efficiency of heat preservation, on the one hand, can avoid the external temperature of thermal-insulated outer wall 7 too high, avoid the phenomenon of operation scald, improve the security, on the other hand can also avoid the internal temperature of heat conduction inner bag 8 to run off too fast, has the efficiency of saving resources, secondly, when improper operation leads to the heating temperature too high, people can connect inlet channel 11 to the outside cold water, the cold water enters the heat preservation cavity 9 through the water inlet pipeline 11 and is discharged through the water discharge pipeline 12, so that the effect of rapid cooling can be realized, and the practicability is higher.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a screw extruder aircraft nose bush temperature control device which characterized in that: including aircraft nose main part (1), one end fixedly connected with flange (2) of aircraft nose main part (1), the top fixed mounting of aircraft nose main part (1) has temperature controller power (3), feed inlet (4) have been seted up to a side surface position placed in the middle of flange (2), connection screw (5) have been seted up to a side surface border position of flange (2), aircraft nose main part (1) constitutes through thermal-insulated outer wall (7) and heat conduction inner bag (8), be equipped with insulation construction (6) between thermal-insulated outer wall (7) and heat conduction inner bag (8), die cavity (13) have been seted up to the inside of heat conduction inner bag (8), spiral thermocouple (14) are installed in the inside embedding of heat conduction inner bag (8).

2. The temperature control device for the head die of the screw extruder according to claim 1, wherein: insulation construction (6) are including heat preservation cavity (9), support column (10), inlet channel (11) and drainage pipe (12), position between thermal-insulated outer wall (7) and heat conduction inner bag (8) is established in heat preservation cavity (9), support column (10) set up the inside at heat preservation cavity (9), the both ends of support column (10) respectively with thermal-insulated outer wall (7) and heat conduction inner bag (8) fixed connection, the one end of inlet channel (11) and drainage pipe (12) all communicates in heat preservation cavity (9), the other end of inlet channel (11) and drainage pipe (12) all runs through to the outside of thermal-insulated outer wall (7).

3. The temperature control device for the head die of the screw extruder according to claim 2, wherein: and a discharge hole (15) is formed in the middle position of the surface of the other side of the machine head main body (1), and the feed hole (4) and the discharge hole (15) are communicated with the die cavity (13).

4. The temperature control device for the head die of the screw extruder according to claim 3, wherein: the outer surface of the heat insulation outer wall (7) is coated with a heat insulation coating, and a heat insulation base is arranged between the temperature controller power supply (3) and the heat insulation outer wall (7).

5. The temperature control device for the head die of the screw extruder according to claim 1, wherein: the output end of the temperature controller power supply (3) is electrically connected with the input end of the spiral thermocouple (14), and the probe of the temperature controller power supply (3) is embedded into the heat-conducting inner container (8).