CN-121970915-A - Pneumatic adjustable feeding device

Abstract

The invention discloses an air pressure adjustable feeding device which comprises a barrel system, a pressure adjusting system, a feeding cleaning system and a control system, wherein the barrel system comprises a barrel mechanism and a driving mechanism for driving the barrel mechanism to rotate, a rotary drum and a stirring mechanism are arranged in the barrel mechanism, so that materials form a material curtain, the pressure adjusting system adjusts the air pressure in the barrel system through a vacuum pump and an air charging unit, the feeding cleaning system is used for feeding and cleaning, the feeding unit comprises a feed liquid injection pipeline, the feed liquid is injected into the material curtain, and the control system receives sensor signals and controls each executing element to act. According to the invention, the cylinder mechanism is driven to rotate by the driving mechanism, the stirring mechanism enables the materials to form a uniform material curtain, a stable carrier is provided for material liquid injection, the vacuum pump and the air charging unit regulate air pressure in the cylinder, the positive and negative pressure operation requirements are met, the material liquid is precisely injected to the material curtain through the material liquid injection pipeline, the full mixing is ensured, and the production efficiency and the product quality stability are improved.

Inventors

• WANG XIAOFEI
• YANG ZHIHE
• WU LIPENG
• TAO HONGLIANG
• FENG ZHIBIN
• LI HUANWEI
• GUO ZHONGYA
• CHEN DAWEI
• CHENG AIBING
• CUI RONGXIA
• WANG FENG

Assignees

• 秦皇岛烟草机械有限责任公司

Dates

Publication Date

20260505

Application Date

20251229

Claims (10)

1. 1. A pneumatically adjustable charging device, comprising: A barrel system (100), wherein the barrel system (100) comprises a barrel mechanism (1) and a driving mechanism (2), the driving mechanism (2) drives the barrel mechanism (1) to rotate, the barrel mechanism (1) comprises a rotary drum (11) and a stirring mechanism (19) arranged in the rotary drum (11), and the stirring mechanism (19) enables materials to form a material curtain in the rotation process of the rotary drum (11); A pressure regulating system (200), the pressure regulating system (200) is connected with the cylinder system (100), and the pressure regulating system (200) comprises a vacuum pump and an inflation unit for regulating the air pressure condition inside the cylinder mechanism (1); a charging and cleaning system (300), wherein the charging and cleaning system (300) is connected with the barrel system (100) and is used for charging and/or cleaning the barrel mechanism (1), and the charging and cleaning system (300) further comprises a charging unit which comprises a feed liquid injection pipeline (18) and is used for injecting feed liquid onto a material curtain inside the rotary drum (11); and the control system (400) receives the sensor signals and controls the action of each executive component.
2. 2. The pressure-adjustable charging device according to claim 1, wherein the cylinder mechanism (1) comprises: A feeding and discharging port (12), wherein the feeding and discharging port (12) is arranged on the rotary drum (11); an electric slip ring (14), wherein the electric slip ring (14) is connected with one end of the rotary drum (11) through a rotary joint (15); an observation window (17), wherein the electric slip ring (14) is arranged at the other end of the rotary drum (11) and is used for observing the condition in the rotary drum (11) through the observation window (17); the roller rings (13) are arranged at two ends of the rotary drum (11) and used for sealing, so that a sealing environment is formed in the rotary drum (11).
3. 3. The pressure-adjustable charging device according to claim 2, wherein the barrel mechanism (1) further comprises: A heating unit (16), wherein the heating unit (16) comprises a heating spacer bush or a heating belt, and is arranged on the outer wall of the rotary drum (11); and the temperature sensor is arranged in the rotary drum (11) and is used for detecting the temperature condition in the rotary drum (11).
4. 4. The barometric pressure adjustable charging device according to claim 2, wherein said driving mechanism (2) comprises: A frame (21); The rotating mechanism (22) is arranged on the frame (21) and is used for bearing and driving the rotary drum (11) mechanism to rotate by taking the axis of the rotary drum (11) as the center; the weighing sensor (23) is arranged on the rack (21) and is used for weighing the weight of the materials in the rotary drum (11) mechanism.
5. 5. The air pressure adjustable feed device of claim 2, wherein the feed unit further comprises: The constant flow pump is used for providing stable output flow for the feeding unit; and a pressure control valve provided in the front line of the nozzle (181) of the feed liquid injection line (18).
6. 6. The pressure-adjustable feeding device according to claim 5, wherein the feeding unit comprises a single medium injection system or a dual medium injection system.
7. 7. The pressure-adjustable feed device of claim 5, wherein the feed cleaning system (300) further comprises: a cylinder cleaning unit for cleaning the inner wall of the rotary drum (11); And the pipeline cleaning unit is used for cleaning the feed liquid injection pipeline (18).
8. 8. The pressure-adjustable feeding device according to claim 1, wherein, The vacuum pump is used for vacuumizing the cylinder mechanism (1) so as to form a negative pressure environment in the cylinder mechanism (1); the inflation unit is used for inflating inert gas, process gas or compressed air into the cylinder mechanism (1) to enable the cylinder mechanism (1) to form a positive pressure environment.
9. 9. The pressure-adjustable feeding device according to claim 8, wherein the pressure regulating system (200) further comprises a gas pressure sensor ‌ for detecting the pressure conditions in the barrel mechanism (1) in real time.
10. 10. The pressure-adjustable charging device according to claim 1, wherein the control system (400) comprises a programmable logic controller or an industrial computer capable of setting, storing and invoking process recipes and automatically controlling the entire process of evacuation, inflation, heating, rotation, charging and cleaning, while achieving real-time recording and data tracking of all process parameters.

Description

Pneumatic adjustable feeding device Technical Field The invention relates to the technical field of tobacco processing devices, in particular to an air pressure adjustable feeding device. Background In the industries of tobacco, chemical industry, pharmacy, food, lithium battery electrode material preparation and the like, the feed liquid is often required to be accurately and uniformly added into a feeder, a mixer or the next procedure. Conventional charging devices (such as gravity fed or screw feeders) suffer from the following major deficiencies, which make it difficult to meet the high standard requirements of the modern industry: ‌ poor uniformity ‌. For materials with poor fluidity, the feeding process is easy to generate intermittent and uneven phenomena, and the quality of the final product is directly affected. ‌ Does not have pressure regulation ‌, namely a ‌ positive pressure or negative pressure ‌ environment cannot be created according to specific process requirements, the positive pressure can prevent external air (such as oxygen and moisture) from entering, material oxidization or moisture is avoided, and the negative pressure can effectively remove gas or volatile matters contained in the material and can realize smooth and airless feeding into a negative pressure reaction container. ‌ Has single function ‌, and the lack of an integrated heating, cleaning and intelligent monitoring system leads to low automation degree, inconvenient cleaning and poor process controllability. Disclosure of Invention The present invention aims to overcome at least one of the above disadvantages by providing an air pressure adjustable charging device. The aim of the invention can be achieved by adopting the following technical scheme: the application provides an air pressure adjustable feeding device, which comprises: The barrel system comprises a barrel mechanism and a driving mechanism, wherein the driving mechanism drives the barrel mechanism to rotate, the barrel mechanism comprises a rotary drum and a stirring mechanism arranged in the rotary drum, and the stirring mechanism enables materials to form a material curtain in the rotation process of the rotary drum; the pressure regulating system is connected with the cylinder system and comprises a vacuum pump and an inflation unit, and is used for regulating the air pressure condition inside the cylinder mechanism; The feeding cleaning system is connected with the cylinder system and used for feeding and/or cleaning the cylinder mechanism, and further comprises a feeding unit, wherein the feeding unit comprises a feed liquid injection pipeline and is used for injecting feed liquid onto a material curtain in the rotary cylinder; and the control system receives the sensor signals and controls the action of each executive component. In one embodiment, the cartridge mechanism comprises: the feeding and discharging port is arranged on the rotary drum; The electric slip ring is connected with one end of the rotary drum through a rotary joint; The electric slip ring is arranged at the other end of the rotary drum and used for observing the conditions in the rotary drum through the observation window; the roller rings are arranged at two ends of the rotary drum and used for sealing, so that a sealing environment is formed in the rotary drum. In one embodiment, the cartridge mechanism further comprises: the heating unit comprises a heating spacer bush or a heating belt and is arranged on the outer wall of the rotary drum; and the temperature sensor is arranged in the rotary drum and is used for detecting the temperature condition in the rotary drum. In one embodiment, the drive mechanism includes: A frame; The rotating mechanism is arranged on the rack and used for bearing and driving the rotary drum mechanism to rotate by taking the axis of the rotary drum mechanism as the center; The weighing sensor is arranged on the rack and used for weighing the weight condition of the materials in the rotary drum mechanism. In one embodiment, the charging unit further comprises: The constant flow pump is used for providing stable output flow for the feeding unit; And the pressure control valve is arranged on the front pipeline of the nozzle of the feed liquid injection pipeline. In one embodiment, the charging unit comprises a single medium injection system or a dual medium injection system. In one embodiment, the feed cleaning system further comprises: the cylinder cleaning unit is used for cleaning the inner wall of the rotary cylinder; and the pipeline cleaning unit is used for cleaning the feed liquid injection pipeline. In one embodiment, the vacuum pump is used for vacuumizing the cylinder mechanism to form a negative pressure environment in the cylinder mechanism; the inflation unit is used for inflating inert gas, process gas or compressed air into the cylinder mechanism to form a positive pressure environment in the cylinder mechanism. In one embodiment, the pressure