CN211389634U

CN211389634U - Extrusion molding polyphenyl board raw material mixer

Info

Publication number: CN211389634U
Application number: CN201921761401.3U
Authority: CN
Inventors: 文晓龙
Original assignee: Chongqing Zhonghang New Material Technology Co ltd
Current assignee: Avic Chongqing New Material Technology Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-09-01
Anticipated expiration: 2029-10-21

Abstract

The utility model relates to the technical field of extruded polystyrene board production equipment, in particular to an extruded polystyrene board raw material stirrer, which comprises a frame, a stirring cover, a stirring motor, a stirring shaft, a feeding port, a stirring cavity and a discharging port; the stirring cavity is divided into a heating layer, a heat insulation layer and a supporting frame from inside to outside; the discharge port is connected with the stirring cavity and a product mold placed below the rack, and a filter screen and a discharge switch control valve are arranged on the discharge port from top to bottom; when the stirring device works, the heating layer and the heat preservation layer continuously heat and preserve heat of the stirring cavity, raw materials enter the heated stirring cavity from the feeding port, the stirring motor drives the stirring shaft to rotate and stir the raw materials through the transmission mechanism, the discharging switch control valve is opened after the raw materials are stirred, a filter screen on the upper part of the discharging switch control valve automatically filters sundries and particles, and fine liquid raw materials enter the product mold from the discharging port; the utility model discloses simple structure, stirring speed is fast, and it is effectual to take shape, can be used to mass production.

Description

Extrusion molding polyphenyl board raw material mixer

Technical Field

The utility model relates to an extruded polystyrene board production facility technical field, concretely relates to extruded polystyrene board raw material mixer.

Background

The extruded polystyrene board is a common product in industrial production and is called extruded polystyrene foam board for short. In the production process of the extruded sheet, raw materials need to be uniformly stirred and then supplied to a product mold. Because of the raw materials for production easily solidifies in low temperature environment, current agitated vessel stirring easily produces raw materials partial solidification and stirring, the inhomogeneous condition of mixing, and operation workman negligence still can lead to debris to fall into the condition of raw materials, not only influences production efficiency, also can influence the quality of product.

Disclosure of Invention

The utility model aims at solving the shortcoming that exists among the prior art, and the extrusion molding type polyphenyl board raw material mixing machine who provides overcomes the extrusion molding board production process, and current agitated vessel stirring easily produces the problem that raw materials part solidification, stirring, mixing are uneven and operation workman's negligence leads to debris to fall into the raw materials.

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

an extrusion molding polystyrene board raw material stirrer comprises a frame, a stirring cover covered on the upper part of the frame, a stirring cavity in the middle of the frame and a discharge hole arranged in the center of the bottom of the frame; a feeding port is formed in one side of the stirring cover, a stirring motor is mounted at the top of the stirring cover, the lower portion of the stirring motor is connected with a transmission mechanism, and the stirring motor is connected with a stirring shaft extending into the stirring cavity in a driving mode through the transmission mechanism; the stirring cavity is divided into a heating layer, a heat insulation layer and a supporting frame from inside to outside; the discharge port is connected with the stirring cavity and a product mold placed below the rack, and a filter screen and a discharge switch control valve are arranged at the discharge port from top to bottom.

Further, a stop dog is arranged in the feeding port, the stop dog is rotatably connected with the bottom of the feeding port through a rotating shaft, and a torsion spring is arranged below the stop dog.

Furthermore, a stirring vane is arranged on the stirring shaft.

Further, the zone of heating is carborundum inner wall and winds the heating resistor who locates on the carborundum inner wall.

Further, a thermal switch is arranged on the inner wall of the silicon carbide above the filter screen, and the heating resistor is electrically connected with the thermal switch.

Further, the heat-insulating layer is a plastic foam layer.

The utility model has the advantages that:

when the stirring device works, the heating layer and the heat preservation layer continuously heat and preserve heat of the stirring cavity, raw materials enter the heated stirring cavity from the feeding port, the stirring motor drives the stirring shaft to rotate and stir the raw materials through the transmission mechanism, the discharging switch control valve is opened after the raw materials are stirred, a filter screen on the upper part of the discharging switch control valve automatically filters sundries and particles, and fine liquid raw materials enter the product mold from the discharging port; the utility model discloses simple structure, stirring speed is fast, and it is effectual to take shape, can be used to mass production.

Drawings

FIG. 1 is a schematic cross-sectional view of a polystyrene board raw material mixer;

FIG. 2 is a schematic diagram of the structure of the feed inlet of an extruded polystyrene board raw material mixer;

in the figure, a frame 1; a stirring cover 2; a feeding port 21; a stopper 211; a feed inlet bottom 212; a torsion spring 213; a rotating shaft 214; a stirring motor 22; a stirring shaft 23; a stirring vane 231; a transmission mechanism 24; a stirring chamber 3; a heating layer 31; a silicon carbide inner wall 311; a heat-generating resistor 312; an insulating layer 32; a plastic foam layer 321; a support frame 33; a thermo-sensitive switch 34; a discharge port 4; a filter screen 41; a discharge on-off control valve 42; and (5) a product mold.

Detailed Description

As shown in figure 1, an extrusion molding polystyrene board raw material mixer comprises a frame 1, a mixing cover 2 covered on the upper part of the frame, a mixing cavity 3 in the middle of the frame and a discharge hole 4 arranged in the center of the bottom of the frame; a feeding port 21 is formed in one side of the stirring cover 2, a stirring motor 22 is installed at the top of the stirring cover 2, the lower portion of the stirring motor 22 is connected with a transmission mechanism 24, and the stirring motor 22 is in driving connection with a stirring shaft 23 extending into the stirring cavity 3 through the transmission mechanism 24; the stirring cavity 3 is divided into a heating layer 31, a heat preservation layer 32 and a support frame 33 from inside to outside; the discharge port 4 is connected with the stirring cavity 3 and a product mold 5 placed below the rack, and the filter screen 41 and the discharge switch control valve 42 are arranged on the discharge port 4 from top to bottom.

In this embodiment, the heating layer 31 and the insulating layer 32 continuously heat and insulate the stirring cavity 3, the raw material enters the heated stirring cavity 3 from the feeding port 21, the stirring motor 22 drives the stirring shaft 23 to rotate and stir the raw material through the transmission mechanism 24, the discharging switch control valve 42 is opened after the raw material is stirred, the filter screen 41 on the upper part of the discharging switch control valve 42 automatically filters impurities and particles, and the fine liquid raw material enters the product mold 5 from the discharging port 4; the transmission mechanism 24 is a speed reducer; the utility model discloses simple structure, stirring speed is fast, and it is effectual to take shape, can be used to mass production.

As shown in fig. 1 and fig. 2, a stopper 211 is disposed in the feeding port 21, the stopper 211 is rotatably connected with a feeding port bottom 212 through a rotating shaft 214, and a torsion spring 213 is disposed below the stopper 211; in this embodiment, the dog 211 pushes down and makes torsional spring 213 warp during the blowing, and torsional spring 213 resets and makes dog 211 self return after having put the material, prevents that stirring in-process foreign matter and dust from dropping and influence product quality.

As shown in fig. 1, a stirring vane 231 is arranged on the stirring shaft 23; in this embodiment, the stirring shaft 23 is provided with the stirring vane 231 to facilitate more uniform stirring.

As shown in fig. 1, the heating layer 31 is a silicon carbide inner wall 311 and a heating resistor 312 wound on the silicon carbide inner wall 311, in this embodiment, the silicon carbide inner wall 311 has high thermal conductivity and is smooth and not easy to stick to materials.

As shown in fig. 1, a thermal switch 34 is disposed on the silicon carbide inner wall 311 above the filter screen 41, and the heating resistor 312 is electrically connected to the thermal switch 34; in this embodiment, when the temperature in the stir chamber 3 is too high, the thermal switch 34 controls the heating resistor 312 to be powered off to ensure that the temperature in the stir chamber 3 is constant.

As shown in fig. 1, the insulating layer 32 is a plastic foam layer 321; in this embodiment, the plastic foam layer 321 keeps warm for the heating chamber 3, which can ensure that the stirring temperature in the heating chamber 3 rises quickly, and accelerate the melting speed of the extruded polystyrene board raw material.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the scope and spirit of the invention as defined in the accompanying claims.

Claims

1. The utility model provides an extrusion molding polyphenyl board raw material mixer which characterized in that: comprises a frame (1), a stirring cover (2) covered on the upper part of the frame, a stirring cavity (3) in the middle of the frame and a discharge hole (4) arranged in the center of the bottom of the frame; a feeding port (21) is formed in one side of the stirring cover (2), a stirring motor (22) is installed at the top of the stirring cover (2), the lower portion of the stirring motor (22) is connected with a transmission mechanism (24), and the stirring motor (22) is connected with a stirring shaft (23) extending into the stirring cavity (3) in a driving mode through the transmission mechanism (24); the stirring cavity (3) is divided into a heating layer (31), a heat preservation layer (32) and a support frame (33) from inside to outside; discharge gate (4) are connected stirring chamber (3) and are placed in product mould (5) of frame below, filter screen (41) and ejection of compact on-off control valve (42) are equipped with from top to bottom in discharge gate (4).

2. An extruded polystyrene board raw material mixer as claimed in claim 1, wherein: a stop dog (211) is arranged in the feeding port (21), the stop dog (211) is rotatably connected with the bottom (212) of the feeding port through a rotating shaft (214), and a torsion spring (213) is arranged below the stop dog (211).

3. An extruded polystyrene board raw material mixer as claimed in claim 1, wherein: and a stirring rotary vane (231) is arranged on the stirring shaft (23).

4. An extruded polystyrene board raw material mixer as claimed in claim 1, wherein: the heating layer (31) is a silicon carbide inner wall (311) and a heating resistor (312) wound on the silicon carbide inner wall (311).

5. An extruded polystyrene board raw material mixer as claimed in claim 4, wherein: and a thermosensitive switch (34) is arranged on the silicon carbide inner wall (311) above the filter screen (41), and the heating resistor (312) is electrically connected with the thermosensitive switch (34).

6. An extruded polystyrene board raw material mixer as claimed in claim 1, wherein: the heat-insulating layer (32) is a plastic foam layer (321).