CN217414839U

CN217414839U - Quick cooling device of extruder

Info

Publication number: CN217414839U
Application number: CN202123351680.6U
Authority: CN
Inventors: 赵晏竹; 梁俊雄; 许乃强
Original assignee: Shanghai Obadi Environmental Protection Technology Co ltd
Current assignee: Shanghai Obadi Environmental Protection Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-09-13
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a quick cooling device of extruder, including installing the extruder main part on the base, extruder main part side is provided with the sleeve, be provided with the extrusion pipe in the sleeve, the sleeve side is provided with the water tank, the pipe connection water pump is passed through to the water tank side, the water pump other end passes through the inlet tube and is connected at the spiral pipe in the extrusion pipe outside with the winding setting, the spiral pipe downside is provided with air-cooled mechanism, air-cooled mechanism includes that the activity card establishes the removal seat on the guide arm, remove the seat top and pass through locating plate installation cooling fan, the spiro union has the lead screw in the removal seat, lead screw end connection has the motor. The utility model has the advantages of being scientific and reasonable in structural design, can carry out comprehensive even heat dissipation to the sleeve inner space through the cooling fan, solve ordinary forced air cooling mechanism and can't play the problem of even cooling effect to extruding the pipe, under forced air cooling mechanism and water-cooling mechanism cooperation use, can further improve the cooling effect.

Description

Quick cooling device of extruder

Technical Field

The utility model relates to an extruder equipment technical field specifically is a quick cooling device of extruder.

Background

The extruder belongs to one of the types of plastic machinery, originated from 18 th century, and can divide a 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 a 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. Plastic extruders are largely classified into twin-screw extruders, single-screw extruders and, rarely, multi-screw extruders and screw-less extruders, and in the processing of plastic extrusion, plastic strips extruded from a plastic extruder need to be cooled and shaped. However, the cooling device for the traditional extruder is slow in cooling rate and poor in cooling effect, and cannot uniformly cool the extruded pipe, so that the material is cooled unevenly and the molding quality of the material is affected. To this end, we propose a rapid cooling device for the extruder.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick cooling device of extruder to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a quick cooling device of extruder, is including installing the extruder main part on the base, extruder main part side is provided with the sleeve, be provided with the extrusion pipe in the sleeve, the sleeve side is provided with the water tank, the pipe connection water pump is passed through to the water tank side, the water pump other end passes through the inlet tube and is connected at the spiral pipe in the extrusion pipe outside with the winding setting, the spiral pipe downside is provided with air-cooled mechanism, air-cooled mechanism includes that the activity card establishes the removal seat on the guide arm, remove the seat top and pass through locating plate installation cooling fan, the spiro union has the lead screw in the removal seat, lead screw end connection has the motor.

Preferably, the sleeve is mounted on the base through a limiting seat.

Preferably, the top of the sleeve is provided with a feed inlet.

Preferably, the other end of the spiral pipe is connected with a water outlet pipe, and a recovery box is arranged on the lower side of a water outlet of the water outlet pipe.

Preferably, a switch is arranged on the base.

Preferably, the other end of the screw rod is movably connected with the limiting seat through a bearing.

Compared with the prior art, the beneficial effects of the utility model are that: the quick cooling device of the extruder has simple and reasonable structural design and stronger practicability, the spiral pipe wound outside the extrusion pipe is arranged in the sleeve, the spiral design is adopted to effectively improve the contact volume of the spiral pipe and the extrusion pipe for heat exchange, the cold water stored in the water tank can be quickly led out under the action of the water pump, the extrusion pipe is cooled through the high-speed flow of the cold water, so that the cooling effect is ensured, the guide rod, the moving seat, the positioning plate, the screw rod, the motor and the like are arranged at the lower side of the spiral pipe, the cooling fan can be driven to move back and forth in the sleeve under the action of the motor, so that the internal space of the sleeve can be comprehensively and uniformly radiated by the cooling fan, the problem that the common air cooling mechanism cannot play a uniform cooling effect on the extrusion pipe is solved, under the matching use of the air cooling mechanism and the water cooling mechanism, the cooling effect can be further improved.

Drawings

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

fig. 2 is a schematic view of the internal structure of the sleeve of the present invention.

In the figure: 1 base, 11 extruder main parts, 12 sleeves, 13 limiting seats, 14 feed inlets, 15 water tanks, 16 water pumps, 17 water inlet pipes, 18 extrusion pipes, 19 spiral pipes, 2 water outlet pipes, 21 guide rods, 22 moving seats, 23 positioning plates, 24 cooling fans, 25 screw rods, 26 motors, 27 switches and 28 recycling boxes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a quick cooling device of an extruder comprises an extruder body 11 arranged on a base 1, a sleeve 12 is arranged on the side surface of the extruder body 11, the sleeve 12 is arranged on the base 1 through a limiting seat 13, a feed inlet 14 is arranged at the top of the sleeve 12, an extrusion pipe 18 is arranged in the sleeve 12, a water tank 15 is arranged on the side surface of the sleeve 12, a water pump 16 is connected to the side surface of the water tank 15 through a pipeline, specifically, a filter screen is arranged in the water tank 15, impurities in a water source can be filtered when cold water is added into the water tank 15, so that the pipeline blockage caused by the accumulation of the impurities in the cold water can be avoided, the other end of the water pump 16 is connected with a spiral pipe 19 wound outside the extrusion pipe 18 through a water inlet pipe 17, the water pump 16 is started, the cold water in the water tank 15 is led out by the water pump 16, the water flow enters the spiral pipe 19 through the water inlet pipe 17, when the cold water passes through the spiral pipe 19, the indirect heat exchange is carried out with materials in the extrusion pipe 18 under the action of the cold water, outlet pipe 2 is connected to the spiral pipe 19 other end, outlet pipe 2's delivery port downside is provided with collection box 28, the material body and extrude the heat of pipe 18 and get into cold water, rivers after the heating carry out recycle through outlet pipe 2 entering collection box 28, through set up the spiral pipe 19 of winding outside extrusion pipe 18 in sleeve 12 is inside, adopt the spiral design effectively to improve spiral pipe 19 can with extrude pipe 18 and carry out the contact volume of heat exchange, can be fast under the effect of water pump with store the cold water derivation in water tank 15, it cools off to extruding pipe 18 to flow at a high speed through cold water, thereby the cooling effect has been guaranteed.

An air cooling mechanism is arranged on the lower side of the spiral tube 19, the air cooling mechanism comprises a movable seat 22 movably clamped on a guide rod 21, a cooling fan 24 is installed at the top of the movable seat 22 through a positioning plate 23, the cooling fan 24 is externally connected with a power supply and a switch through a lead, a lead screw 25 is screwed in the movable seat 22, the other end of the lead screw 25 is movably connected with the limiting seat 13 through a bearing, the end of the lead screw 25 is connected with a motor 26, the lead screw 25 is driven to rotate under the action of the motor 26, the movable seat 22 is forced to move to the side, the motor 26 is controlled to rotate forwards and backwards through a switch so that the cooling fan 24 circularly moves in the sleeve 12, and therefore all areas in the sleeve 12 can be uniformly cooled under the action of the cooling fan 24, the problem that the common air cooling mechanism cannot uniformly cool the extrusion tube 18 due to fixed structure is solved, the switch 27 is arranged on the base 1, and the guide rod 21 is arranged on the lower side of the spiral tube 19, Remove structures such as seat 22, locating plate 23, lead screw 25 and motor 26, can drive cooling fan 24 at the inside round trip movement of sleeve 12 under motor 26's effect to can carry out comprehensive even heat dissipation to sleeve 12 inner space through cooling fan 24, solve ordinary air cooling mechanism and can't play the problem of even cooling effect to extruding pipe 18, under air cooling mechanism and water-cooling mechanism cooperation use, can further improve the cooling effect.

The working principle is as follows:

the quick cooling device of the extruder is characterized in that when the extruder is cooled, the water pump 16 is started through a switch, the water pump 16 leads out cold water in the water tank 15, water flow enters the spiral pipe 19 through the water inlet pipe 17, the cold water indirectly exchanges heat with materials in the extrusion pipe 18 under the action of the cold water when passing through the spiral pipe 19, heat of a material body and the extrusion pipe 18 enters the cold water, the heated water flow enters the recovery box 28 through the water outlet pipe 2 for recovery and utilization, in the process, the cooling fan 24 continuously works, the screw rod 25 is driven to rotate under the action of the motor 26, the movable seat 22 is stressed to translate towards the side surface, the switch controls the motor 26 to rotate forwards and backwards, so that the cooling fan 24 circularly moves in the sleeve 12, uniform heat dissipation can be carried out on all areas in the sleeve 12 under the action of the cooling fan 24, and the problem that a common air cooling mechanism cannot uniformly dissipate heat of the extrusion pipe 18 due to fixed structure is solved, and the cooling effect of the extruder is further improved by combining the water cooling and air cooling heat dissipation modes.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A quick cooling device of an extruder comprises an extruder main body (11) installed on a base (1), and is characterized in that: extruder main part (11) side is provided with sleeve (12), be provided with extrusion pipe (18) in sleeve (12), sleeve (12) side is provided with water tank (15), pipe connection water pump (16) are passed through to water tank (15) side, water pump (16) other end passes through inlet tube (17) and is connected in spiral pipe (19) in the extrusion pipe (18) outside with the winding setting, spiral pipe (19) downside is provided with air-cooled mechanism, air-cooled mechanism includes that the activity card establishes removal seat (22) on guide arm (21), remove seat (22) top and pass through locating plate (23) installation cooling fan (24), the spiro union has lead screw (25) in removal seat (22), lead screw (25) end connection has motor (26).

2. The extruder rapid cooling device according to claim 1, characterized in that: the sleeve (12) is installed on the base (1) through a limiting seat (13).

3. The extruder rapid cooling device according to claim 1, characterized in that: the top of the sleeve (12) is provided with a feed inlet (14).

4. The extruder rapid cooling device according to claim 1, characterized in that: the other end of the spiral pipe (19) is connected with the water outlet pipe (2), and a recycling box (28) is arranged on the lower side of a water outlet of the water outlet pipe (2).

5. The extruder rapid cooling device according to claim 1, characterized in that: a switch (27) is arranged on the base (1).

6. The extruder rapid cooling device according to claim 1, characterized in that: the other end of the screw rod (25) is movably connected with the limiting seat (13) through a bearing.