CN217169688U - Temperature adjusting device for exhaust cylinder of extruder - Google Patents

Abstract

The utility model discloses an extruder aiutage attemperator, including the aiutage section, the aiutage section includes aiutage main part, connecting plate and heater, the connecting plate is two, one side of aiutage main part is connected with a connecting plate, and the opposite side is connected with another connecting plate, the heater is installed in the aiutage main part, the aiutage section is equipped with the cold runner, the cold runner passes aiutage main part and connecting plate, the connecting plate is equipped with the interface, the interface is linked together with the cold runner. Therefore, when air flows in the exhaust cylinder section, the temperature of the material moving in the exhaust cylinder section along with the flowing of the air can be effectively adjusted by heating the heater or cooling the cooling liquid flowing in the cold runner, so that charring caused by overheating of the material can be avoided, solidification caused by too low temperature can be avoided, the probability of blockage of the exhaust cylinder section is effectively reduced, and the quality of the material passing through the exhaust cylinder is ensured.

Description

Temperature adjusting device for exhaust cylinder of extruder

Technical Field

The utility model belongs to the technical field of the extruder design and specifically relates to an extruder aiutage attemperator is related to.

Background

Extrusion molding is a common process molding method, which is a method of continuously molding a material in a flowing state through a die by heating and pressurizing. Compared with other forming methods, the extrusion forming method has the advantages of high efficiency and low unit cost.

Extrusion molding can be achieved without the use of an extruder. An extruder is usually provided with a cylinder and a screw, and the screw rotates in the cylinder to extrude and shape materials in the cylinder. However, if air exists in the cylinder, the material is mixed with air when being extruded, which causes a large amount of air holes in the extruded material and seriously affects the use reliability.

Therefore, at present, a plurality of extruders are correspondingly provided with exhaust equipment for exhausting air in the exhaust funnel, the air is exhausted, materials in the extruders are often driven to be exhausted, and the materials are often required to be recycled to avoid waste of the materials. However, in the exhaust funnel of the common exhaust equipment, the materials are often carbonized or solidified, which not only causes the materials to be difficult to be utilized and waste, but also even causes the blockage or damage of the structure in serious cases.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an extruder aiutage attemperator can solve one or more of above-mentioned problem.

According to the utility model discloses an aspect provides an extruder aiutage attemperator, including the aiutage, the aiutage includes aiutage main part, connecting plate and heater, the connecting plate is two, one side of aiutage main part is connected with a connecting plate, and the opposite side is connected with another connecting plate, the heater is installed in the aiutage main part, the aiutage is equipped with the cold runner, the aiutage passes aiutage main part and connecting plate, the connecting plate is equipped with the interface, the interface is linked together with the cold runner.

The utility model has the advantages that: the utility model discloses can be arranged in the exhaust apparatus of extruder, the flow of air when its aiutage is energy-conserving convenient to exhaust, and the interface can conveniently be connected with outside coolant liquid feeding mechanism, makes the cold runner can let in the coolant liquid. Therefore, when air flows in the exhaust cylinder section, the temperature of the material moving in the exhaust cylinder section along with the flowing of the air can be effectively adjusted by heating the heater or cooling the cooling liquid flowing in the cold runner, so that charring caused by overheating of the material can be avoided, solidification caused by too low temperature can be avoided, the probability of blockage of the exhaust cylinder section is effectively reduced, and the quality of the material passing through the exhaust cylinder is ensured.

In some embodiments, the exhaust cylinder section comprises a material sleeve, the material sleeve is embedded in the exhaust cylinder main body, and a containing cavity is arranged in the material sleeve. The containing cavity can facilitate the passing of materials and air.

In some embodiments, the sleeve is provided with a protrusion, and the protrusion is located in the accommodating cavity. The screw rods used for discharging materials can also be penetrated through the accommodating cavity, the protrusions can conveniently separate the screw rods, and the probability of interference among the screw rods is reduced.

In some embodiments, the utility model discloses still include the discharger, the discharger is connected with the material cover to be linked together with the holding chamber. The discharger can conveniently discharge the materials in the accommodating cavity.

In some embodiments, the discharger comprises a material container, a valve and a discharge pipe, the material container is connected with the material sleeve and communicated with the accommodating cavity, the discharge pipe is connected with the material container and communicated with the material container, and the valve is mounted on the discharge pipe. When the material loaded in the material container exceeds a certain amount, the valve can be opened, so that the material loaded in the material container can be conveniently discharged through the discharge pipe, and the discharging time of the discharger is controlled.

In some embodiments, the exhaust cylinder section is provided with an exhaust hole, and the exhaust hole sequentially penetrates through the exhaust cylinder main body and the material sleeve and is communicated with the accommodating cavity. The exhaust hole can be conveniently connected with an external vacuumizing device, so that the external vacuumizing device can exhaust air from the accommodating cavity through the exhaust hole.

In some embodiments, the connecting plate is provided with a groove, the number of the cold runners is multiple, the cold runners are all communicated with the groove, and the interface is communicated with the groove. Through setting up the recess, can conveniently realize the common intercommunication of a plurality of cold runners and same interface to this reduces the interface quantity that needs set up, simplifies the utility model discloses a structure.

In some embodiments, the exhaust cylinder section is a plurality of exhaust cylinder sections, and the plurality of exhaust cylinder sections are connected in sequence. From this, can convenience of customers comes the different processing needs of extruding of adaptation through the exhaust shell ring that sets up different quantity, improves the utility model discloses a flexibility.

Drawings

Fig. 1 is a schematic structural diagram of an extruder exhaust funnel temperature adjusting device according to an embodiment of the present invention.

FIG. 2 is a schematic view of another perspective view of the vent barrel temperature regulating apparatus of the extruder of FIG. 1.

Fig. 3 is a schematic structural diagram of an exhaust pipe section of an extruder exhaust pipe temperature adjusting device according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of an exhaust pipe section of an extruder exhaust pipe temperature adjusting device according to another embodiment of the present invention.

Fig. 5 is a sectional view of an extruder vent pipe temperature adjusting device according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a discharger of an extruder exhaust funnel temperature adjusting device according to an embodiment of the present invention.

In the figure: 10. the exhaust device comprises an exhaust cylinder section, 1, an exhaust cylinder main body, 2, a connecting plate, 3, a heater, 4, a material sleeve, 5, a discharger, 21, a groove, 22, an interface, 41, an accommodating cavity, 42, a bulge, 51, a material container, 52, a valve, 53, a discharge pipe, 101, a cold runner and 102 exhaust holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 6, the utility model discloses an extruder exhaust funnel attemperator, including exhaust shell ring 10, exhaust shell ring 10 can be a plurality of, and every exhaust shell ring 10 all includes exhaust funnel main part 1, connecting plate 2 and heater 3.

The exhaust funnel comprises an exhaust funnel body 1, two connecting plates 2, one side of the exhaust funnel body 1 is fixedly connected with one connecting plate 2 in a welding mode, and the other side of the exhaust funnel body 1 is fixedly connected with the other connecting plate 2 in a welding mode. And a plurality of exhaust shell ring 10 are fixed connection in proper order, and the quantity of exhaust shell ring 10 can be selected according to the needs of extruder, and the connection of adjacent exhaust shell ring 10 is realized through lock bolt after connecting plate 2 between them is folded.

The heater 3 is fixedly mounted on an outer side portion of the exhaust funnel main body 1 by bolts so that the heater 3 can heat the exhaust funnel main body 1.

The exhaust cylinder section 10 is provided with a plurality of cold runners 101, the number of the cold runners 101 can be multiple, in the embodiment, the number of the cold runners 101 is preferably four, the four cold runners 101 are all arranged in parallel to the horizontal plane, grooves 21 are arranged on the two connecting plates 2, and all the cold runners 101 are communicated with the grooves 21.

The bottom of each connecting plate 2 is also provided with a connector 22, the connector 22 can comprise a liquid inlet connector and a liquid outlet connector, and the connector 22 on each connecting plate 2 is communicated with the groove 21 on the connecting plate, namely all the cold runners 101 are communicated with the connectors 22.

This exhaust shell ring 10 of extruder exhaust funnel attemperator still includes material cover 4, and the middle part of exhaust funnel main part 1 is equipped with the hole, and material cover 4 is fixed to be inlayed and is adorned in the hole in exhaust funnel main part 1 middle part, is equipped with holding chamber 41 in the material cover 4, and a plurality of exhaust shell rings 10 connect the back, and 4 integral type fixed connection of adjacent material cover, and adjacent holding chamber 41 is linked together. In addition, the top wall and the bottom wall of the accommodating cavity 41 of the material sleeve 4 are both provided with the protrusions 42, that is, the protrusions 42 are located in the accommodating cavity 41.

The temperature adjusting device for the exhaust funnel of the extruder further comprises a discharger 5, wherein the discharger 5 comprises a material container 51, a valve 52 and a discharge pipe 53, the material container 51 is connected with the material sleeve 4 and communicated with the accommodating cavity 41, the discharge pipe 53 is connected with and communicated with the material container 51, the valve 52 is installed on the discharge pipe 53, the valve 52 can control the communication condition of the discharge pipe 53 and the external atmosphere, the material container 51 is fixedly connected with the material sleeve 4 of a certain exhaust funnel section 10 through a bolt, preferably, the material container 51 is connected with the exhaust funnel section 10 which is located at the end and far away from the extrusion structure of the extruder, and the material container 51 is also communicated with the accommodating cavity 41 of the material sleeve 4 connected with the material container 51.

The exhaust cylinder section 10 is further provided with an exhaust hole 102, the exhaust hole 102 can be arranged on a certain exhaust cylinder section 10, preferably, the exhaust hole 102 is arranged on the exhaust cylinder section 10 connected with the discharger 5, and the exhaust hole 102 sequentially penetrates through the exhaust cylinder main body 1 and the material sleeve 4 of the exhaust cylinder section 10 and is communicated with the accommodating cavity 41.

The utility model discloses an during this extruder exhaust stack attemperator can be applied to extruder exhaust mechanism, in using, the top of the exhaust shell ring 10 that is equipped with exhaust hole 102 can be connected through the pipeline with outside evacuating device, make outside evacuating device be linked together with holding chamber 41 through exhaust hole 102, and the lateral part that is located the tip and is not connected with exhaust shell ring 10 of row's material ware 5 can be connected with the extrusion structure of extruder, and make holding chamber 41 be linked together with the chamber of extruding of extruder, and the interface 22 of each exhaust shell ring 10 can be connected through the pipeline with outside coolant liquid supply device.

When the vacuum pumping device works, air in the extrusion cavity of the extruder can be pumped into the accommodating cavity 41, and a part of materials can enter the accommodating cavity 41 along with the air. When the temperature of the materials is insufficient, the heater 3 can be started, and the heater 3 can heat, so that the temperature of the accommodating cavity 41 is increased, and the problems that the materials are solidified due to too low temperature and the like are avoided; when the temperature of the materials is too high, the external cooling liquid supply device can supply cooling liquid to the interface 22, the cooling liquid can flow into the groove 21 through the interface 22 and then flow through the cold runners 101 through the grooves 21, so that the temperature of the accommodating cavity 41 is reduced, and the problems of carbonization and the like of the materials due to too high temperature are avoided.

In addition, a screw can be arranged in the accommodating cavity 41, and the screw can rotate to push the material from the accommodating cavity 41 to the extrusion cavity, so that the amount of the material entering the accommodating cavity 41 from the extrusion cavity is reduced. And some materials can also flow to the container 51 from the accommodating cavity 41, and a user can open the valve 52 in time according to the loading condition of the container 51, so that the discharge pipe 53 is conducted, and the materials in the container 51 can flow out through the discharge pipe 53, so that the materials can be discharged and recovered in time.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (8)

1. The temperature adjusting device for the exhaust cylinder of the extruder is characterized by comprising two exhaust cylinder sections, wherein each exhaust cylinder section comprises an exhaust cylinder main body, two connecting plates and a heater, one side of each exhaust cylinder main body is connected with one connecting plate, the other side of each exhaust cylinder main body is connected with the other connecting plate, the heater is installed on the exhaust cylinder main body, the exhaust cylinder sections are provided with cold runners, the cold runners penetrate through the exhaust cylinder main bodies and the connecting plates, the connecting plates are provided with interfaces, and the interfaces are communicated with the cold runners.

2. The temperature regulating device for the vent cylinder of the extruder as claimed in claim 1, wherein the vent cylinder section comprises a material sleeve, the material sleeve is embedded in the vent cylinder main body, and a containing cavity is arranged in the material sleeve.

3. The temperature regulating device for the exhaust funnel of the extruder as claimed in claim 2, wherein the jacket is provided with a protrusion, and the protrusion is located in the accommodating cavity.

4. The temperature regulating device for the exhaust funnel of the extruder as claimed in claim 3, comprising a discharger connected with the material sleeve and communicated with the accommodating chamber.

5. The temperature regulating device for the vent cylinder of the extruder as recited in claim 4, wherein the discharger comprises a material container, a valve and a material discharging pipe, the material container is connected with the material sleeve and communicated with the accommodating cavity, the material discharging pipe is connected with the material container and communicated with the material container, and the valve is mounted on the material discharging pipe.

6. The temperature regulating device for the exhaust cylinder of the extruder as claimed in claim 2, wherein the exhaust cylinder section is provided with an exhaust hole, and the exhaust hole penetrates through the exhaust cylinder main body and the material sleeve in sequence and is communicated with the accommodating cavity.

7. The temperature regulating device for the exhaust cylinder of the extruder as claimed in claim 1, wherein the connecting plate is provided with a groove, the number of the cold runners is plural, the plurality of the cold runners are all communicated with the groove, and the interface is communicated with the groove.

8. The temperature regulating device for the exhaust cylinder of the extruder as claimed in claim 1, wherein the exhaust cylinder section is provided in plurality, and the plurality of exhaust cylinder sections are connected in sequence.

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