CN-224224251-U - Wood-plastic extrusion granulating device

CN224224251UCN 224224251 UCN224224251 UCN 224224251UCN-224224251-U

Abstract

The utility model discloses a wood-plastic extrusion granulating device, which relates to the technical field of granulating devices and comprises an extruder, wherein a scraper granulating die head is arranged on the extruder, a first feeding fan is arranged below the scraper granulating die head and is connected with a first cyclone cylinder through a first conveying pipe, the first cyclone cylinder is connected with a second cyclone cylinder through a second conveying pipe, the second cyclone cylinder is connected with a third cyclone cylinder, one end of the second conveying pipe connected with the first cyclone cylinder is also connected with a second feeding fan through a three-way pipe, and one end of the third conveying pipe connected with the second cyclone cylinder is connected with a third feeding fan through a three-way pipe. According to the utility model, the wood-plastic particles are conveyed into the first cyclone cylinder through the first conveying pipe by wind power generated by the first feeding fan, the compressed gas is generally low in temperature, and heat exchange can be performed through heat conduction after the compressed gas contacts with the high-temperature wood-plastic particles. The heat of the wood plastic particles is transferred to the compressed gas to reduce the temperature of the wood plastic particles, thereby realizing the cooling treatment of the wood plastic particles.

Inventors

WANG MINGHU
LI QING
Qiu chuangye
LI HAOHUA
WANG ZHILONG

Assignees

广东邦英新材料有限公司

Dates

Publication Date: 20260512
Application Date: 20250521

Claims (5)

1. A wood-plastic extrusion granulating device is characterized by comprising an extruder (3), wherein a scraper granulating die head (4) is arranged at the tail end of the extruder (3) in a matched manner, a first feeding fan (5) is arranged below the scraper granulating die head (4), the first feeding fan (5) is connected with a first cyclone cylinder (7) through a first conveying pipe (6), the first cyclone cylinder (7) is connected with a second cyclone cylinder (10) through a second conveying pipe (8), and the second cyclone cylinder (10) is connected with a third cyclone cylinder (13); one end of the second feeding pipe (8) connected with the first cyclone cylinder (7) is also connected with a second feeding fan (9) through a three-way pipe, and one end of the third feeding pipe (11) connected with the second cyclone cylinder (10) is connected with a third feeding fan (12) through a three-way pipe.
2. The wood-plastic extrusion granulating device according to claim 1, wherein the first cyclone cylinder (7), the second cyclone cylinder (10) and the third cyclone cylinder (13) are respectively and correspondingly arranged on a bracket (15) and are fixedly connected through a plurality of corner seats.
3. The wood-plastic extrusion granulating device according to claim 1, wherein a receiving hopper (14) is fixed at the top of the first feeding fan (5), and the receiving hopper (14) is positioned below the scraper granulating die head (4).
4. The wood-plastic extrusion granulating device according to claim 1 is characterized in that a hopper (2) is fixed at a feed inlet of the extruder (3), a spiral feeder (1) is arranged on one side of the extruder (3), and a conveying pipe of the spiral feeder (1) extends to the position above the hopper (2).
5. The wood-plastic extrusion granulating device according to claim 1, wherein the second feeding pipe (8) is connected with the discharge end of the first cyclone cylinder (7) and the feed end of the second cyclone cylinder (10), and the third feeding pipe (11) is connected with the discharge end of the second cyclone cylinder (10) and the feed end of the third cyclone cylinder (13).

Description

Wood-plastic extrusion granulating device Technical Field The utility model particularly relates to the technical field of granulating devices, in particular to a wood-plastic extrusion granulating device. Background The wood-plastic board is a novel environment-friendly composite material, which is prepared by using wood (such as wood powder, wood dust, bamboo powder, bamboo fiber and the like) and plastic (such as polyethylene, polypropylene, polyvinyl chloride and the like) as main raw materials through a special process. The Chinese patent publication No. CN206123985U provides a wood-plastic granulator, which mainly comprises a feeder, a machine barrel, a cutter, a driving motor and a gear box, wherein a double screw is arranged in the machine barrel, an exhaust port is arranged on the machine barrel, the lower part of the feeder is connected with a blanking channel through a feeding channel, an opening is arranged at the top end of the blanking channel, a magnet enters the blanking channel through the opening, an air opening is arranged at one side of the blanking channel, the air opening is positioned below an outlet of the feeding channel, a stirring device is arranged in the feeder, a propelling mechanism driven by the motor is arranged in the feeding channel, and a heater is arranged in the feeding channel. The machine barrel is also provided with a vacuum extraction opening, a switch valve is arranged in the vacuum extraction opening, and a valve is arranged in the exhaust port. The granulator in the patent is not provided with a cooling device after granulation, can not cool wood-plastic particles, is extremely easy to cause adhesion among the wood-plastic particles, and if the granulator is not cooled, hot particles can need to be naturally cooled for a long time, and can occupy production sites and equipment to influence the production continuity. Disclosure of utility model The utility model aims to provide a wood-plastic extrusion granulating device which can be used for carrying out cooling treatment on wood-plastic particles during granulating, and cooling can be used for quickly shaping the wood-plastic particles, so that the hardness and strength of the particles can be improved, the problems of deformation, adhesion and the like of the particles due to higher temperature in the subsequent treatment or storage process can be prevented, the regular shape and stable size of the particles can be ensured, and the quality and performance of the particles can be improved, and the technical problems in the background art can be solved. In order to achieve the above purpose, the present utility model provides the following technical solutions: The wood-plastic extrusion granulating device comprises an extruder, wherein a scraper granulating die head is arranged at the tail end of the extruder in a matched manner, and a first feeding fan is arranged below the scraper granulating die head and is connected with a first cyclone cylinder through a first conveying pipe; One end of the second feeding pipe connected with the first cyclone cylinder is also connected with a second feeding fan through a three-way pipe, and one end of the third feeding pipe connected with the second cyclone cylinder is connected with a third feeding fan through a three-way pipe. As a further technical scheme of the utility model, the first cyclone cylinder, the second cyclone cylinder and the third cyclone cylinder are respectively and correspondingly arranged on a bracket and are fixedly connected through a plurality of corner seats. As a further technical scheme of the utility model, the top of the first feeding fan is fixedly provided with a receiving hopper which is positioned below the scraper granulating die head. According to the technical scheme, a hopper is fixed at a feed inlet of the extruder, a spiral feeding machine is arranged on one side of the extruder, and a feed conveying pipe of the spiral feeding machine extends to the upper portion of the hopper. As a further technical scheme of the utility model, the second feeding pipe is connected with the discharge end of the first cyclone cylinder and the feed end of the second cyclone cylinder, and the third feeding pipe is connected with the discharge end of the second cyclone cylinder and the feed end of the third cyclone cylinder. Compared with the prior art, the utility model has the beneficial effects that: 1. According to the utility model, the first feeding fan utilizes wind power generated by the first feeding fan to convey wood-plastic particles into the first cyclone cylinder through the first conveying pipe, and the compressed gas is generally low in temperature and can exchange heat through heat conduction after contacting with the high-temperature wood-plastic particles. The heat of the wood-plastic particles is transferred to the compressed gas to reduce the temperature of the wood-plastic particles, thereby realizing the cooling treatment of the wood