CN216506675U

CN216506675U - Extruder is used in PET foaming production

Info

Publication number: CN216506675U
Application number: CN202123060564.9U
Authority: CN
Inventors: 杨荣清; 马于恒; 刘金龙; 陈以祥
Original assignee: Danjiangkou Dongjia New Material Co ltd
Current assignee: Danjiangkou Dongjia New Material Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-05-13
Anticipated expiration: 2031-12-08

Abstract

The utility model relates to the technical field of PET foaming, and discloses an extruder for PET foaming production, which comprises: a housing located outside the nozzle; and an infrared heating tube located inside the housing; the connecting component is used for installing the infrared heating pipe; the connection assembly includes; the heating pipe mounting plate, the chute and the sliding block are movably connected to the inside of the chute; wherein, the inner wall of casing is seted up to the spout, the top of heating pipe mounting panel connect in the tip of slider, just the tip of casing seted up with coupling assembling assorted mounting hole. The connecting assembly mainly comprises a heating pipe mounting plate, a sliding groove, a sliding block and the like, wherein the infrared heating pipe is mounted at the bottom of the heating pipe mounting plate, and the heating pipe mounting plate is movably connected in the sliding groove through the sliding block, so that the heating pipe mounting plate can be conveniently pulled out of the shell, and the infrared heating pipe can be conveniently replaced and mounted.

Description

Extruder is used in PET foaming production

Technical Field

The utility model relates to the technical field of PET foaming, in particular to an extruder for PET foaming production.

Background

Traditional extruder is when using, can't keep warm to the storage cylinder, leads to the storage cylinder in the colloidal sol phenomenon of condensing easily to appear, and then pours out very inconveniently, influences follow-up processing operation.

To solve the above problem, patent No. 202022279681.3 proposes an extruder for PET foaming production, which uses an air blower to heat a heating cylinder and then transfers the heat generated by the heating cylinder into an insulation box through an insulation gas transmission pipeline, so that the insulation box is at a higher temperature state, and the storage cylinder can be insulated. Although the storage cylinder can be insulated, the heat consumption is large, and the waste of resources is caused.

In order to solve the problem of resource waste, patent No. 201320277475.6 discloses a twin-screw extruder, which uses an infrared heating method to avoid energy loss caused by heating a heat transfer medium, thereby saving energy. However, the infrared heating tube is fixed in the stainless steel case by screws, which is inconvenient for installation and replacement of the infrared heating tube.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an extruder for PET foaming production, which utilizes an infrared heating pipe to keep the temperature of an extrusion nozzle, and the infrared heating pipe is installed in a shell through a connecting component, so that the installation and replacement of infrared heating are facilitated, and the problems in the background art are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: an extruder for PET foaming production, comprising:

a housing located outside the nozzle;

and an infrared heating tube located inside the housing;

the connecting component is used for installing the infrared heating pipe;

the connection assembly includes;

the heating pipe mounting plate, the chute and the sliding block are movably connected to the inside of the chute; wherein, the inner wall of casing is seted up to the spout, the top of heating pipe mounting panel connect in the tip of slider, just the tip of casing seted up with coupling assembling assorted mounting hole.

Preferably, the device also comprises a positioning component for fixing the sliding block; and a limiting block in the positioning assembly is fixedly connected to the end part of the sliding groove.

Preferably, the positioning assembly further comprises:

the spring groove, the compression spring and the universal ball are located in the spring groove, the spring groove is formed in the edge of the sliding block, and the inner side of the sliding groove is provided with a positioning hole matched with the universal ball.

Preferably, the end of the heating pipe mounting plate is connected with an end cover matched with the mounting hole.

Preferably, the edge of the end cover is sleeved with a rubber ring, and a ring groove matched with the rubber ring is formed in the inner side of the mounting hole.

Preferably, the housing includes:

the device comprises an upper shell and a lower shell which is butted with the upper shell; and the two ends of the upper shell and the lower shell are provided with butt joint holes matched with the shapes of the extrusion nozzles.

Preferably, the inner side of the butt hole, the edge of the upper shell and the edge of the lower shell are all bonded with sealing gaskets.

Preferably, the surface of the end cover is provided with a line hole and a pull ring.

Preferably, power supply seats are installed at two ends of the bottom of the heating pipe installation plate, and the infrared heating pipes are installed in the power supply seats.

Preferably, the power connecting wire of the power socket is located inside the wire hole.

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

1. the connecting assembly mainly comprises a heating pipe mounting plate, a sliding groove, a sliding block and the like, wherein the infrared heating pipe is mounted at the bottom of the heating pipe mounting plate, and the heating pipe mounting plate is movably connected in the sliding groove through the sliding block, so that the heating pipe mounting plate can be conveniently pulled out of a shell, and the infrared heating pipe can be conveniently replaced and mounted;

2. the utility model mainly comprises a shell, an infrared heating pipe, a connecting assembly and other parts, wherein the infrared heating pipe is arranged in the shell through the connecting assembly, the shell is sleeved outside the extrusion nozzle, and the infrared heating pipe is used for preserving the heat of the extrusion nozzle, so that the material in the extrusion nozzle is prevented from being solidified, and the waste of resources is reduced.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the upper housing of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2 according to the present invention;

FIG. 4 is a schematic structural view of a positioning assembly of the present invention;

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

FIG. 6 is a schematic view of a heating tube mounting plate according to the present invention;

FIG. 7 is a schematic structural view of the housing of the present invention;

fig. 8 is a structural diagram illustrating a state in which the heating pipe mounting plate is moved out of the casing according to the present invention.

In the figure:

1. a housing; 11. an upper housing; 12. a lower housing; 13. a butt joint hole; 14. a gasket;

2. an infrared heating pipe; 21. a power supply base;

3. a connecting assembly; 301. a heating pipe mounting plate; 302. a chute; 303. a slider; 304. mounting holes; 305. an end cap; 306. a wire hole; 307. a rubber ring; 308. a ring groove; 309. a pull ring;

4. a positioning assembly; 401. a limiting block; 402. a spring slot; 403. a compression spring; 404. a universal ball; 405. and (7) positioning the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the utility model provides an extruder for PET foaming production, which comprises the following components in parts by weight as shown in figures 1 and 6: the heating device comprises a shell 1, an infrared heating pipe 2 and a connecting component 3. Wherein, the infrared heating pipe 2 is connected inside the shell 1 through the connecting component 3. The housing 1 is fitted over the outside of the nozzle (not shown in the figures).

In addition, the housing 1 in the present embodiment includes: an upper case 11 and a lower case 12 butted against the upper case 11. The two ends of the upper shell 11 and the lower shell 12 are both provided with butt joint holes 13 matched with the shape of the extrusion nozzle, and the upper shell 11 and the lower shell 12 are fixed outside the extrusion nozzle through bolts, so that the infrared heating pipe 2 is favorable for preserving the heat of the extrusion nozzle, and the material in the extrusion nozzle is prevented from being solidified;

note that, in order to maintain the sealing property between the upper case 11 and the lower case 12, gaskets 14 are bonded to the inside of the mating hole 13, the side portion of the upper case 11, and the side portion of the lower case 12. Heat leakage can be prevented as shown in fig. 7.

As shown in fig. 3 and 4, the connecting assembly 3 in the present embodiment includes; heating pipe mounting panel 301, spout 302, slider 303. Wherein, the spout 302 is seted up in the inner wall of casing 1, and slider 303 swing joint is inside spout 302, and the top of heating pipe mounting panel 301 is connected in the tip of slider 303. The heating pipe mounting plate 301 is movably connected in the chute 302 through the slide block 303, so that the heating pipe mounting plate 301 can be conveniently pulled out from the shell 1, and the infrared heating pipe 2 can be conveniently replaced and installed.

Preferably, a mounting hole 304 matched with the connecting component 3 is formed at the end of the housing 1, so that the heating pipe mounting plate 301 can be conveniently pulled out of the housing 1.

Furthermore, in order to facilitate the blocking of the mounting hole 304, an end cover 305 matched with the mounting hole 304 is connected to the end of the heating pipe mounting plate 301, a rubber ring 307 is sleeved on the edge of the end cover 305, and a ring groove 308 matched with the rubber ring 307 is formed in the inner side of the mounting hole 304. After the heating tube mounting plate 301 is pushed into the housing 1, the end cap 305 is inserted into the mounting hole 304, and the rubber ring 307 outside the end cap is inserted into the ring groove 308, so that the end cap 305 and the mounting hole 304 can be positioned, and the sealing performance between the two can be improved, as shown in fig. 3.

In addition, a line hole 306 and a pull ring 309 are provided on the surface of the end cap 305, as shown in fig. 3. Wherein, the wire hole 306 is convenient for the connecting wire of the infrared heating tube 2 to pass through, and the pull ring 309 is convenient for the heating tube mounting plate 301 to be pulled out, as shown in fig. 8.

In order to increase the stability of the slide 303 inside the slide groove 302, a positioning assembly 4 is provided on the fixed slide 303, as shown in fig. 2.

It should be noted that the positioning assembly 4 in the present embodiment includes: spring slot 402, compression spring 403, gimbal ball 404, and alignment hole 405, as shown in fig. 4 and 5. The spring groove 402 is formed in the edge of the slider 303, the compression spring 403 and the universal ball 404 are located in the spring groove 402, and the positioning hole 405 is formed in the inner side of the sliding groove 302. After the sliding block 303 is inserted into the sliding groove 302, the compression spring 403 can press the universal ball 404 to be inserted into the positioning hole 405 on the inner side of the sliding groove 302, which is favorable for positioning the sliding block 303, so that the stability of the infrared heating pipe 2 is improved.

Preferably, the sliding block 303 is prevented from falling off the sliding groove 302, and a stop block 401 is fixedly connected to an end of the sliding groove 302 for stopping the sliding block 303, as shown in fig. 7.

In order to facilitate installation of the infrared heating tube 2, power supply seats 21 are installed at both ends of the bottom of the heating tube installation plate 301, and the infrared heating tube 2 is installed in the power supply seats 21. And the power connection wire of the power socket 21 is located inside the wire hole 306. The replacement and installation of the infrared heating pipe 2 are convenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PET foaming production is with extruder which characterized in that: the method comprises the following steps:

a housing (1) located outside the nozzle;

and an infrared heating tube (2) located inside the housing (1);

and a connecting component (3) for mounting the infrared heating pipe (2);

the connection assembly (3) comprises;

the heating pipe fixing device comprises a heating pipe mounting plate (301), a sliding groove (302) and a sliding block (303) movably connected to the inside of the sliding groove (302); wherein, the inner wall of casing (1) is seted up in spout (302), the top of heating pipe mounting panel (301) connect in the tip of slider (303), just the tip of casing (1) seted up with coupling assembling (3) assorted mounting hole (304).

2. The extruder for PET foaming production according to claim 1, wherein: the positioning component (4) is used for fixing the sliding block (303); and a limiting block (401) in the positioning assembly (4) is fixedly connected to the end part of the sliding groove (302).

3. The extruder for PET foaming production according to claim 2, wherein: the positioning assembly (4) further comprises:

the spring groove (402) and the compression spring (403) and the universal ball (404) are located inside the spring groove (402), wherein the spring groove (402) is arranged on the edge of the sliding block (303), and the inner side of the sliding groove (302) is provided with a positioning hole (405) matched with the universal ball (404).

4. The extruder for PET foaming production according to claim 1, wherein: the end part of the heating pipe mounting plate (301) is connected with an end cover (305) matched with the mounting hole (304).

5. The extruder for PET foaming production according to claim 4, wherein: the rubber ring (307) is sleeved on the edge of the end cover (305), and a ring groove (308) matched with the rubber ring (307) is formed in the inner side of the mounting hole (304).

6. The extruder for PET foaming production according to claim 1, wherein: the housing (1) comprises:

an upper shell (11) and a lower shell (12) which is butted with the upper shell (11); and the two ends of the upper shell (11) and the lower shell (12) are provided with butt joint holes (13) matched with the shape of the extrusion nozzle.

7. The extruder for PET foaming production according to claim 6, wherein: and sealing gaskets (14) are adhered to the inner side of the butt joint hole (13), the edge of the upper shell (11) and the edge of the lower shell (12).

8. The extruder for PET foaming production according to claim 4, wherein: the surface of the end cover (305) is provided with a line hole (306) and a pull ring (309).

9. The extruder for PET foaming production according to claim 8, wherein: power supply seats (21) are installed at two ends of the bottom of the heating pipe installation plate (301), and the infrared heating pipes (2) are installed in the power supply seats (21).

10. The extruder for PET foaming production according to claim 9, wherein: the power connecting wire of the power socket (21) is positioned inside the wire hole (306).