CN-118204269-B - High-safety aluminum powder automatic treatment system

CN118204269BCN 118204269 BCN118204269 BCN 118204269BCN-118204269-B

Abstract

The invention relates to the technical field of aluminum powder screening, and particularly discloses a high-safety aluminum powder automatic treatment system which comprises an automatic suction system, a drying system, an automatic weighing and packaging system, an inert gas protection system, a negative pressure conveying and filtering system, an automatic dust removal system, an oxygen content monitoring system, a control system, a monitoring system and a power system, wherein aluminum powder is filled into an aluminum bag through the automatic suction system, the drying system and the automatic weighing and packaging system in sequence, inert gas is filled into the automatic suction system, the drying system and the automatic weighing and packaging system through the inert gas protection system, and then the inert gas is filled into the negative pressure conveying and filtering system and the automatic dust removal system through the drying system and the automatic weighing and packaging system for filtering and dust removal.

Inventors

YANG KAIGUO
ZHENG YIWEN
DENG HONGXING
Yan Zhengkun
XU YISHI
LU ZHIMENG
LIU LING
LI QIUYI
FAN JUNXIANG
ZHENG LIANGTIAN
CAO YU
LIU SONG

Assignees

湖北航天化学技术研究所

Dates

Publication Date: 20260505
Application Date: 20240304

Claims (5)

1. The high-safety aluminum powder automatic treatment system is characterized by comprising an automatic suction system, a drying system, an automatic weighing and split charging system, an inert gas protection system, a negative pressure conveying and filtering system, an automatic dust removal system, an oxygen content monitoring system, a control system, a monitoring system and a power system; Filling aluminum powder into an aluminum bag sequentially through the automatic suction system, the drying system and the automatic weighing and packaging system, filling inert gas into the automatic suction system, the drying system and the automatic weighing and packaging system through the inert gas protection system, and filling the aluminum powder into a negative pressure conveying and filtering system and an automatic dust removing system through the drying system and the automatic weighing and packaging system for filtering and dust removing; The inert gas protection system comprises a nitrogen production system, a two-stage pressure regulating valve and a pressure transmitter, wherein the nitrogen production system is connected with the two-stage pressure regulating valve and the pressure transmitter through pipelines and is used for providing nitrogen protection for the automatic suction system, the negative pressure conveying system, the drying system and the automatic packaging system in the whole process; the automatic suction system comprises a customized skip, a skip positioning structure, a suction head, an aluminum powder barrel, a barrel cover, a suction assembly, an XY bidirectional displacement platform and a top frame; the top frame is arranged on a wall body of a workshop and used for supporting an automatic suction system; the XY bidirectional displacement platform is arranged on the top frame and is pushed by two groups of air cylinders, the barrel cover and the suction assembly are arranged on the XY bidirectional displacement platform, the suction assembly is internally provided with a suction head and a nitrogen air inlet pipeline, the barrel cover is used for moving up and down under the independent control of the air cylinders, the barrel cover is internally provided with an inflatable rubber square tube for sealing so that the barrel cover is tightly connected with an aluminum powder barrel, the suction head is used for translating along with the barrel cover and can move up and down relative to the barrel cover under the independent control of the air cylinders, the outer side of the suction head is provided with a supporting net cover, and the customizing skip comprises an aluminum powder barrel positioning structure for determining the position of the aluminum powder barrel at any time; the drying system includes: The device comprises a temperature control system, a dryer and a transition bin, wherein the temperature control system comprises a mold temperature machine, an oil guide pipe and a temperature sensor arranged on the dryer, the transition bin is connected with the dryer and is provided with a nitrogen interface and is controlled to be opened and closed by a pneumatic ball valve, and a screen is arranged at the bottom of the transition bin and is used for primary sieving of aluminum powder; The automatic weighing and split charging system comprises an automatic weighing bin, an automatic bag feeding and feeding system, an automatic bag bundling system and an automatic conveying system, wherein the automatic weighing bin comprises a screw conveyor, a weighing module, a filtering interface, a nitrogen interface, a dust removing interface and a screen, a bag filter is arranged at the filtering interface, a pulse opening and closing valve is arranged at the nitrogen interface and used for realizing nitrogen pulse blowback and ensuring the normal operation of the bag filter, a discharge port of the screw conveyor is in a horn shape and connected with the weighing module and used for realizing quick discharge and slow discharge, and the screen is arranged at the discharge port of the screw conveyor.
2. The high-safety aluminum powder automatic treatment system according to claim 1, wherein the negative pressure conveying and filtering system comprises a negative pressure fan, a primary filter, a secondary filter and pipelines for connecting the automatic suction system, the drying system and the automatic weighing and packaging system, the negative pressure fan is sequentially communicated with the pressure transmitter and the secondary filter, the negative pressure fan is divided into two paths through the regulation and control of a pneumatic ball valve, the first path is connected with the drying system and the automatic suction system after passing through the primary filter to realize negative pressure conveying and filtering, and the second path is connected with a filtering interface of the automatic weighing and packaging system after passing through the primary filter to realize negative pressure conveying and filtering.
3. The automatic high-safety aluminum powder treatment system according to claim 1, wherein the automatic dust removal system comprises a dust removal fan, a filtering device and a connecting pipeline, wherein the connecting pipeline main bodies are made of stainless steel materials and are subjected to polishing and pickling treatment, and bent corners with larger radians or antistatic hoses are used for connecting the connecting pipeline bent corners.
4. The high safety aluminum powder automated processing system of claim 1, wherein the control system comprises a PLC remote control and a device near end control, the PLC remote control integrating device information, process parameters, and control functions in the high safety aluminum powder automated processing system and interlocking with the device near end control to prioritize field level control.
5. The automated high safety aluminum powder treatment system of claim 1, wherein the oxygen content monitoring system is configured to monitor the concentration of oxygen in the plant and to transmit data to the control system.

Description

High-safety aluminum powder automatic treatment system Technical Field The invention relates to the technical field of aluminum powder screening, in particular to a high-safety aluminum powder automatic treatment system. Background Aluminum powder is one of the most commonly used high-energy additives, and the aluminum powder consumption is correspondingly multiplied along with the continuous increase of production and scientific research tasks in recent years. The traditional aluminum powder treatment process is usually carried out by manual face-to-face operation, the whole process can face the safety risk caused by dust flying, and high-safety and high-automation treatment equipment is urgently needed for sieving, drying and split charging aluminum powder materials. Therefore, how to solve the safety risk caused by dust flying in the prior art is a technical problem to be solved by the person skilled in the art. Disclosure of Invention Aiming at the problems of low efficiency, poor safety and the like in the treatment of the artificial aluminum powder, the application provides a high-safety aluminum powder automatic treatment system which comprises an automatic suction system, a drying system, an automatic weighing and split charging system, an inert gas protection system, a negative pressure conveying and filtering system, an automatic dust removal system, an oxygen content monitoring system, a control system, a monitoring system and a power system; The aluminum powder is filled into aluminum bags sequentially through the automatic suction system, the drying system and the automatic weighing and packaging system, and the inert gas protection system fills inert gas into the automatic suction system, the drying system and the automatic weighing and packaging system, and then fills the negative pressure conveying and filtering system and the automatic dust removing system through the drying system and the automatic weighing and packaging system for filtering and dust removing. In some specific embodiments, the inert gas protection system comprises a nitrogen production system, a two-stage pressure regulating valve and a pressure transmitter, wherein the nitrogen production system is connected with the two-stage pressure regulating valve and the pressure transmitter through pipelines and is used for providing nitrogen protection for the whole process of the automatic suction system, the negative pressure conveying system, the drying system and the automatic packaging system. In some specific embodiments, the automatic suction system comprises a customized skip, a skip positioning structure, a suction head, an aluminum powder barrel, a barrel cover, a suction assembly, an XY bidirectional displacement platform and a top frame, wherein the top frame is installed on a wall body of a workshop and is used for supporting the automatic suction system, the XY bidirectional displacement platform is installed on the top frame and is pushed by two groups of air cylinders, the barrel cover and the suction assembly are installed on the XY bidirectional displacement platform, the suction assembly accommodates the suction head and a nitrogen gas inlet pipeline, the barrel cover is used for moving up and down under independent control of the air cylinders, an inflatable rubber square tube is arranged in the barrel cover to enable the barrel cover to be tightly connected with the aluminum powder barrel, the suction head is used for translating along with the barrel cover and can move up and down relative to the barrel cover under independent control of the air cylinders, a net cover is arranged on the outer side of the suction head, and the customized skip comprises a barrel positioning structure and is used for really fixing the position of the aluminum powder barrel at any time. In some specific embodiments, the drying system comprises a temperature control system, a dryer and a transition bin, wherein the temperature control system comprises a mold temperature machine, an oil guide pipe and a temperature sensor arranged on the dryer, the transition bin is connected with the dryer and is provided with a nitrogen interface, the opening and the closing of the nitrogen interface are controlled through a pneumatic ball valve, and a screen is arranged at the bottom of the transition bin and is used for primarily screening aluminum powder. In some specific embodiments, the automatic weighing and split charging system comprises an automatic weighing bin, an automatic bag feeding and feeding system, an automatic bag bundling system and an automatic conveying system, wherein the automatic weighing bin comprises a screw conveyor, a weighing module, a filtering interface, a nitrogen interface, a dust removing interface and a screen, a bag filter is arranged at the filtering interface, a pulse opening and closing valve is arranged at the nitrogen interface and is used for realizing nitrogen pulse blowback and ensuring the bag filter