CN115593662A - Powder filling device and method - Google Patents

Powder filling device and method Download PDF

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CN115593662A
CN115593662A CN202211235601.1A CN202211235601A CN115593662A CN 115593662 A CN115593662 A CN 115593662A CN 202211235601 A CN202211235601 A CN 202211235601A CN 115593662 A CN115593662 A CN 115593662A
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powder
tank
powder filling
filling
valve
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朱郎平
黄东
冯新
孙志雨
莫晓飞
南海
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AECC Beijing Institute of Aeronautical Materials
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
    • B65B1/04—Methods of, or means for, filling the material into the containers or receptacles
    • B65B1/16—Methods of, or means for, filling the material into the containers or receptacles by pneumatic means, e.g. by suction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
    • B65B1/20—Reducing volume of filled material
    • B65B1/22—Reducing volume of filled material by vibration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
    • B65B1/30—Devices or methods for controlling or determining the quantity or quality or the material fed or filled
    • B65B1/36—Devices or methods for controlling or determining the quantity or quality or the material fed or filled by volumetric devices or methods

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quality & Reliability (AREA)
  • Basic Packing Technique (AREA)

Abstract

The invention belongs to the technical field of powder filling, and particularly relates to a device and a method for powder filling, wherein the filling device mainly comprises a powder filling tank, a powder conveying mechanism and a support frame, the powder filling tank comprises a tank body, an end cover, a soft cover, a powder filling tank air suction valve and a powder filling tank air charging valve, and the powder conveying mechanism comprises a pneumatic vibrating block, a powder conveying pipe switch valve, a hose and a powder conveying pipe air suction valve; the powder filling method is characterized in that pressure difference is introduced between a powder storage tank and a container to be filled with powder, mechanical vibration is combined, and the powder is quickly and fully filled into the container by utilizing the flowability of the powder; the technical scheme provided by the invention solves the technical problem that the prior art is difficult to realize the full filling of the powder in the container with the complex structure.

Description

一种粉末充填的装置及方法A device and method for powder filling

技术领域technical field

本发明属于粉末充填技术领域，具体涉及一种粉末充填的装置及方法。The invention belongs to the technical field of powder filling, and in particular relates to a powder filling device and method.

背景技术Background technique

随着航空航天装备技术的发展，其零部件的设计趋向于薄壁、异形、整体化，并要求越来越高的性能、尺寸精度及表面质量，典型构件如多环结构机匣，零件壁薄，尺寸精度要求高，这对相应的成形技术提出了很大的挑战，采用粉末热等静压近净成形方法可实现该类复杂结构的高质量整体成形，具有极大的技术优势和广阔的应用前景。该成形方法在热等静压成形之前需将待成形粉末从储粉灌转入包套中，实现包套装填粉末过程，粉末装填的充分性和均匀性直接关系的成形构件的完整性和质量性能，而在很多情况下，由于包套内型腔随零件形状结构非常复杂，实现粉末的良好充填十分困难。With the development of aerospace equipment technology, the design of its components tends to be thin-walled, shaped, and integrated, and requires higher and higher performance, dimensional accuracy, and surface quality. Typical components such as multi-ring structure casings, part wall It is thin and requires high dimensional accuracy, which poses a great challenge to the corresponding forming technology. The powder hot isostatic pressing near-net forming method can realize high-quality integral forming of such complex structures, which has great technical advantages and broad application prospects. In this forming method, before hot isostatic pressing, the powder to be formed needs to be transferred from the powder storage tank to the sheath to realize the powder filling process of the package. The adequacy and uniformity of powder filling are directly related to the integrity and quality of the formed component. performance, and in many cases, it is very difficult to achieve good powder filling due to the complex structure of the inner cavity of the sheath along with the shape of the part.

在现有技术中，专利文献CN 111001817 A公开了一种用于真空气雾化制粉的集粉罐，该集粉罐呈双层锥形结构，主要用于雾化制粉收集粉末的快速冷却。专利文献CN203997842U公开了一种振动式粉末填充装置，设计了一种利用电机振动的针管状填充机构实现生活中少量物料的转移填充。专利文献CN206732123U公开了一种用于模压装粉过程中改善粉料填充的超声波振动装置。现有已报道的技术中未提及本专利中复杂容器的装粉问题。In the prior art, the patent document CN 111001817 A discloses a powder collecting tank for vacuum air atomization pulverization. cool down. Patent document CN203997842U discloses a vibrating powder filling device, which designs a needle tubular filling mechanism that utilizes motor vibration to transfer and fill a small amount of materials in daily life. Patent document CN206732123U discloses an ultrasonic vibrating device for improving powder filling in the molding powder filling process. The powder filling problem of the complex container in this patent is not mentioned in the existing reported technology.

发明内容Contents of the invention

针对背景技术中提出的问题，本申请一种粉末充填的装置及方法。Aiming at the problems raised in the background technology, the present application provides a powder filling device and method.

本发明的目的是通过以下技术方案来实现的：The purpose of the present invention is achieved through the following technical solutions:

一方面，本发明提出一种粉末充填装置，包括装粉罐、输粉机构和支撑架；所述装粉罐包括罐体、端盖和软盖，所述软盖位于所述罐体内；所述罐体上设有装粉罐抽气阀门，所述端盖上设有装粉罐充气阀门；所述软盖通过罐体和端盖上的螺栓固定封严，所述罐体上还设有用于测量罐体内气压的计量表；所述输粉机构包括气动振动块和输粉管；所述输粉管的顶部设有输粉管开关阀门，所述输粉管上设有输粉管抽气阀门，所述输粉管的底部连接有软管；所述罐体的底部连接所述输粉管。On the one hand, the present invention proposes a powder filling device, which includes a powder filling tank, a powder delivery mechanism and a support frame; the powder filling tank includes a tank body, an end cover and a soft cover, and the soft cover is located in the tank body; The tank body is provided with a pumping valve for the powder tank, and the end cover is provided with an inflation valve for the powder tank; the soft cover is fixed and sealed tightly by bolts on the tank body and the end cover, and the tank body is also provided with There is a meter for measuring the air pressure in the tank; the powder delivery mechanism includes a pneumatic vibration block and a powder delivery pipe; the top of the powder delivery pipe is provided with a powder delivery pipe switch valve, and the powder delivery pipe is provided with a powder delivery pipe Air extraction valve, the bottom of the powder conveying pipe is connected with a hose; the bottom of the tank is connected with the powder conveying pipe.

进一步的，所述罐体为漏斗形结构。Further, the tank body is a funnel-shaped structure.

进一步的，所述支撑架为三角形结构。Further, the support frame is a triangular structure.

另一方面，一种粉末充填的方法，使用权利要求1～3任一项所述的一种粉末充填装置，具体包括以下步骤：On the other hand, a powder filling method using a powder filling device according to any one of claims 1 to 3, specifically comprising the following steps:

S1：将待装填粉末加入装粉罐的罐体中；S1: Add the powder to be filled into the tank body of the powder filling tank;

S2：将装粉罐的软盖和端盖盖上并封严；S2: Cover and seal the soft cover and end cover of the powder container;

S3：打开装粉罐抽气阀门，抽走装粉罐中的空气，直到真空度达到1×10-1Pa或以下，关闭装粉罐抽气阀门；S3: Open the air extraction valve of the powder filling tank, suck out the air in the powder filling tank until the vacuum degree reaches 1×10 -1 Pa or below, then close the air extraction valve of the powder filling tank;

S4：将待充填容器通过软管与输粉机构连接；S4: Connect the container to be filled with the powder conveying mechanism through a hose;

S5：打开输粉管抽气阀门，抽走输粉管中的空气，真空度达到1×10-1Pa以内后，关闭输粉管抽气阀门；S5: Open the pumping valve of the powder delivery pipe, suck out the air in the powder delivery pipe, and close the suction valve of the powder delivery pipe after the vacuum degree reaches within 1×10 -1 Pa;

S6：打开输粉管开关阀门，启动气动振动块，对待充填容器施加机械振动，将粉末输送到待充填容器中。S6: Open the switch valve of the powder delivery pipe, start the pneumatic vibration block, apply mechanical vibration to the container to be filled, and transport the powder into the container to be filled.

进一步的，所述步骤S6还包括：打开装粉罐充气阀门，充气压力控制在0.1MPa-1MPa之间，向罐体中的粉末施加向下的压力，这样更有助于粉末输送到待充填容器中。Further, the step S6 also includes: opening the inflation valve of the powder filling tank, controlling the inflation pressure between 0.1MPa-1MPa, and applying downward pressure to the powder in the tank body, which is more conducive to the delivery of the powder to the powder to be filled. in the container.

进一步的，所述步骤S6还包括：通过计量表测量通过装粉罐充气阀门进入罐体内的气流量及气体压力，计算罐体内的体积变化，得到粉末流出的体积，实现对装粉量的精确计量和控制。Further, the step S6 also includes: measuring the gas flow and gas pressure entering the tank through the gas filling valve of the powder filling tank through a meter, calculating the volume change in the tank, and obtaining the volume of the powder flowing out, so as to realize the accuracy of the powder filling amount. metering and control.

本发明提出的粉末充填的装置及方法具有以下有益效果：The device and method for powder filling proposed by the present invention have the following beneficial effects:

通过在储粉灌和容器之间引入压力差，结合机械振动，利用粉末的流动性实现粉末向容器中的快速、充分充填；缓解了现有技术不能用于多环结构机匣的加工，不能实现零件中薄壁支板的加工成形的技术问题。By introducing a pressure difference between the powder storage tank and the container, combined with mechanical vibration, the fluidity of the powder is used to realize the rapid and full filling of the powder into the container; it alleviates the processing of the multi-ring structure casing that cannot be used in the prior art, and cannot The technical problem of realizing the processing and forming of the thin-walled support plate in the part.

附图说明Description of drawings

图1为本发明提出的一种粉末充填装置的正面结构示意图；Fig. 1 is a schematic diagram of the front structure of a powder filling device proposed by the present invention;

图2为本发明提出的一种粉末充填装置的侧面结构示意图；Fig. 2 is a schematic diagram of the side structure of a powder filling device proposed by the present invention;

图3为本发明装粉罐的剖视图。Fig. 3 is a sectional view of the powder filling tank of the present invention.

1.装粉罐；2.输粉管；3.支撑架；4.罐体；5.软盖；6装粉罐抽气阀门；7装粉罐充气阀门；8输粉管抽气阀门；9输粉管开关阀门；10软管；11.气动振动块；12.端盖。1. Powder tank; 2. Powder delivery pipe; 3. Support frame; 4. Tank body; 5. Soft cover; 6 Powder tank suction valve; 7 Powder tank filling valve; 8 Powder delivery tube suction valve; 9. Switch valve of the powder delivery pipe; 10. Flexible hose; 11. Pneumatic vibrating block; 12. End cap.

具体实施方式detailed description

下面将结合本发明实施例对本发明的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The technical solutions of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

实施例1Example 1

本实施提出一种粉末充填的装置及方法。This implementation proposes a powder filling device and method.

本实施例提出的粉末充填装置，包括装粉罐1、输粉机构和三角形的支撑架3；所述装粉罐1包括漏斗形的罐体4、端盖12和软盖5，所述软盖5位于所述罐体4内；所述罐体4上设有装粉罐抽气阀门6，所述端盖12上设有装粉罐充气阀门7；所述软盖5通过罐体4和端盖12上的螺栓固定封严，所述罐体4上还设有用于测量罐体内气压的计量表；所述输粉机构包括气动振动块11和输粉管2；所述输粉管2的顶部设有输粉管开关阀门9，所述输粉管上设有输粉管抽气阀门8，所述输粉管2的底部连接有软管10；所述罐体4的底部连接所述输粉管2。The powder filling device proposed in this embodiment includes a powder filling tank 1, a powder delivery mechanism and a triangular support frame 3; the powder filling tank 1 includes a funnel-shaped tank body 4, an end cover 12 and a soft cover 5, and the soft cover 5 The cover 5 is located in the tank body 4; the tank body 4 is provided with a powder filling tank exhaust valve 6, and the end cover 12 is provided with a powder filling tank inflation valve 7; the soft cover 5 passes through the tank body 4 and the bolts on the end cover 12 are fixed and sealed tightly, and the tank body 4 is also provided with a gauge for measuring the air pressure in the tank; the powder delivery mechanism includes a pneumatic vibrating block 11 and a powder delivery pipe 2; the powder delivery pipe The top of the powder delivery pipe 2 is provided with a powder delivery pipe switch valve 9, the powder delivery pipe is provided with a powder delivery pipe suction valve 8, the bottom of the powder delivery pipe 2 is connected with a hose 10; the bottom of the tank body 4 is connected The powder delivery pipe 2.

本实施例提出的粉末充填方法，上述的一种粉末充填装置，具体包括以下步骤：The powder filling method proposed in this embodiment, the above-mentioned powder filling device, specifically includes the following steps:

S1：将待装填粉末加入装粉罐1的罐体4中；S1: Add the powder to be filled into the tank body 4 of the powder filling tank 1;

S2：将装粉罐1的软盖5和端盖12盖上并封严；S2: Cover and seal the soft cover 5 and the end cover 12 of the powder container 1;

S3：打开装粉罐抽气阀门6，抽走装粉罐中的空气，直到真空度达到1×10-1Pa或以下，关闭装粉罐抽气阀门6；S3: Open the air extraction valve 6 of the powder filling tank, suck out the air in the powder filling tank until the vacuum degree reaches 1×10 -1 Pa or below, then close the air extraction valve 6 of the powder filling tank;

S4：将待充填容器通过软管10与输粉机构连接；S4: Connect the container to be filled with the powder conveying mechanism through the hose 10;

S5：打开输粉管抽气阀门8，抽走输粉管中的空气，真空度达到1×10-1Pa以内后，关闭输粉管抽气阀门8；S5: Open the air extraction valve 8 of the powder delivery pipe, suck out the air in the powder delivery pipe, and close the air extraction valve 8 of the powder delivery pipe after the vacuum degree reaches within 1×10 -1 Pa;

S6：打开输粉管开关阀门9，启动气动振动块11，对待充填容器施加机械振动，将粉末输送到待充填容器中。S6: Open the switch valve 9 of the powder delivery pipe, start the pneumatic vibration block 11, apply mechanical vibration to the container to be filled, and transport the powder into the container to be filled.

以钛合金粉末填充的效果与常规粉末充填方法比对，结果发现，钛合金粉末填充的效率提高了23倍，具体如下表所示：The effect of filling with titanium alloy powder was compared with the conventional powder filling method. It was found that the efficiency of titanium alloy powder filling was increased by 23 times, as shown in the following table:

表1装粉效果与常规粉末充填方法对比Table 1 Comparison of powder filling effect and conventional powder filling method

组号Group No 容器真空度Container vacuum 压头压力Head pressure 加振动add vibration 充粉速率Powder filling rate 11 大气压atmospheric pressure 无none 不加do not add 0.1Kg/min0.1Kg/min 22 0.1MPa0.1MPa 无none 不加do not add 0.5Kg/min0.5Kg/min 33 大气压atmospheric pressure 0.2MPa0.2MPa 不加do not add 0.2Kg/min0.2Kg/min 44 大气压atmospheric pressure 无none 加add 0.4Kg/min0.4Kg/min 55 0.1MPa0.1MPa 0.2MPa0.2MPa 加add 2.3Kg/min2.3Kg/min

实施例2Example 2

本实施提出一种粉末充填的方法，使用的装置与实施例1所述的粉末充填的装置相同，具体包括以下步骤：This implementation proposes a powder filling method, the device used is the same as the powder filling device described in Example 1, and specifically includes the following steps:

S1：将待装填粉末加入装粉罐1的罐体4中；S1: Add the powder to be filled into the tank body 4 of the powder filling tank 1;

S2：将装粉罐1的软盖5和端盖12盖上并封严；S2: Cover and seal the soft cover 5 and the end cover 12 of the powder container 1;

S3：打开装粉罐抽气阀门6，抽走装粉罐中的空气，直到真空度达到1×10-1Pa或以下，关闭装粉罐抽气阀门6；S3: Open the air extraction valve 6 of the powder filling tank, suck out the air in the powder filling tank until the vacuum degree reaches 1×10 -1 Pa or below, then close the air extraction valve 6 of the powder filling tank;

S4：将待充填容器通过软管10与输粉机构连接；S4: Connect the container to be filled with the powder conveying mechanism through the hose 10;

S5：打开输粉管抽气阀门8，抽走输粉管中的空气，真空度达到1×10-1Pa以内后，关闭输粉管抽气阀门8；S5: Open the air extraction valve 8 of the powder delivery pipe, suck out the air in the powder delivery pipe, and close the air extraction valve 8 of the powder delivery pipe after the vacuum degree reaches within 1×10 -1 Pa;

S6：打开输粉管开关阀门9，启动气动振动块11，对待充填容器施加机械振动，将粉末输送到待充填容器中；打开装粉罐充气阀门，充气压力控制在0.1MPa-1MPa之间，向罐体中的粉末施加向下的压力。S6: Open the switch valve 9 of the powder delivery pipe, start the pneumatic vibrating block 11, apply mechanical vibration to the container to be filled, and transport the powder into the container to be filled; open the inflation valve of the powder filling tank, and control the inflation pressure between 0.1MPa-1MPa, Apply downward pressure to the powder in the jar.

实施例3Example 3

本实施提出一种粉末充填的方法，使用的装置与实施例1和实施例2所述的粉末充填的装置相同，具体包括以下步骤：This implementation proposes a powder filling method, the device used is the same as the powder filling device described in Example 1 and Example 2, and specifically includes the following steps:

S1：将待装填粉末加入装粉罐1的罐体4中；S1: Add the powder to be filled into the tank body 4 of the powder filling tank 1;

S2：将装粉罐1的软盖5和端盖12盖上并封严；S2: Cover and seal the soft cover 5 and the end cover 12 of the powder container 1;

S3：打开装粉罐抽气阀门6，抽走装粉罐中的空气，直到真空度达到1×10-1Pa或以下，关闭装粉罐抽气阀门6；S3: Open the air extraction valve 6 of the powder filling tank, suck out the air in the powder filling tank until the vacuum degree reaches 1×10 -1 Pa or below, then close the air extraction valve 6 of the powder filling tank;

S4：将待充填容器通过软管10与输粉机构连接；S4: Connect the container to be filled with the powder conveying mechanism through the hose 10;

S5：打开输粉管抽气阀门8，抽走输粉管中的空气，真空度达到1×10-1Pa以内后，关闭输粉管抽气阀门8；S5: Open the air extraction valve 8 of the powder delivery pipe, suck out the air in the powder delivery pipe, and close the air extraction valve 8 of the powder delivery pipe after the vacuum degree reaches within 1×10 -1 Pa;

S6：打开输粉管开关阀门9，启动气动振动块11，对待充填容器施加机械振动，将粉末输送到待充填容器中；打开装粉罐充气阀门，充气压力控制在0.1MPa-1MPa之间，向罐体中的粉末施加向下的压力；同时通过计量表测量通过装粉罐充气阀门进入罐体内的气流量及气体压力，计算罐体内的体积变化，得到粉末流出的体积。S6: Open the switch valve 9 of the powder delivery pipe, start the pneumatic vibrating block 11, apply mechanical vibration to the container to be filled, and transport the powder into the container to be filled; open the inflation valve of the powder filling tank, and control the inflation pressure between 0.1MPa-1MPa, Apply downward pressure to the powder in the tank; at the same time, measure the gas flow and gas pressure entering the tank through the filling valve of the powder filling tank through the meter, calculate the volume change in the tank, and obtain the volume of the powder flowing out.

尽管已经示出和描述了本发明的实施例，本领域的普通技术人员可以理解：在不脱离本发明的原理和宗旨的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the invention is defined by the claims and their equivalents.

Claims (6)

1.一种粉末充填装置，其特征在于，包括装粉罐、输粉机构和支撑架；所述装粉罐包括罐体、端盖和软盖，所述软盖位于所述罐体内；所述罐体上设有装粉罐抽气阀门，所述端盖上设有装粉罐充气阀门；所述软盖通过罐体和端盖上的螺栓固定封严，所述罐体上还设有用于测量罐体内气压的计量表；所述输粉机构包括气动振动块和输粉管；所述输粉管的顶部设有输粉管开关阀门，所述输粉管上设有输粉管抽气阀门，所述输粉管的底部连接有软管；所述罐体的底部连接所述输粉管。1. A powder filling device, characterized in that it comprises a powder filling tank, a powder feeding mechanism and a support frame; the powder filling tank includes a tank body, an end cap and a soft cover, and the soft cover is located in the tank body; The tank body is provided with a pumping valve for the powder tank, and the end cover is provided with an inflation valve for the powder tank; the soft cover is fixed and sealed tightly by bolts on the tank body and the end cover, and the tank body is also provided with There is a meter for measuring the air pressure in the tank; the powder delivery mechanism includes a pneumatic vibration block and a powder delivery pipe; the top of the powder delivery pipe is provided with a powder delivery pipe switch valve, and the powder delivery pipe is provided with a powder delivery pipe Air extraction valve, the bottom of the powder conveying pipe is connected with a hose; the bottom of the tank is connected with the powder conveying pipe. 2.根据权利要求1所述的一种粉末充填装置，其特征在于，所述罐体为漏斗形结构。2. A powder filling device according to claim 1, characterized in that the tank body is a funnel-shaped structure. 3.根据权利要求1所述的一种粉末充填装置，其特征在于，所述支撑架为三角形结构。3. A powder filling device according to claim 1, wherein the support frame is a triangular structure. 4.一种粉末充填的方法，其特征在于，使用权利要求1～3任一项所述的一种粉末充填装置，具体包括以下步骤：4. A powder filling method, characterized in that using a powder filling device according to any one of claims 1 to 3, specifically comprising the following steps: S1：将待装填粉末加入装粉罐的罐体中；S1: Add the powder to be filled into the tank body of the powder filling tank; S2：将装粉罐的软盖和端盖盖上并封严；S2: Cover and seal the soft cover and end cover of the powder container; S3：打开装粉罐抽气阀门，抽走装粉罐中的空气，直到真空度达到1×10-1Pa或以下，关闭装粉罐抽气阀门；S3: Open the air extraction valve of the powder filling tank, suck out the air in the powder filling tank until the vacuum degree reaches 1×10 -1 Pa or below, then close the air extraction valve of the powder filling tank; S4：将待充填容器通过软管与输粉机构连接；S4: Connect the container to be filled with the powder conveying mechanism through a hose; S5：打开输粉管抽气阀门，抽走输粉管中的空气，真空度达到1×10-1Pa以内后，关闭输粉管抽气阀门；S5: Open the pumping valve of the powder delivery pipe, suck out the air in the powder delivery pipe, and close the suction valve of the powder delivery pipe after the vacuum degree reaches within 1×10 -1 Pa; S6：打开输粉管开关阀门，启动气动振动块，对待充填容器施加机械振动，将粉末输送到待充填容器中。S6: Open the switch valve of the powder delivery pipe, start the pneumatic vibration block, apply mechanical vibration to the container to be filled, and transport the powder into the container to be filled. 5.根据权利要求4所述的一种粉末充填的方法，其特征在于，所述步骤S6还包括：打开装粉罐充气阀门，充气压力控制在0.1MPa-1MPa之间，向罐体中的粉末施加向下的压力。5. A powder filling method according to claim 4, characterized in that said step S6 further comprises: opening the inflation valve of the powder filling tank, controlling the inflation pressure between 0.1MPa-1MPa, and injecting The powder applies downward pressure. 6.根据权利要求5所述的一种粉末充填的方法，其特征在于，所述步骤S6还包括：通过计量表测量通过装粉罐充气阀门进入罐体内的气流量及气体压力，计算罐体内的体积变化，得到粉末流出的体积。6. A powder filling method according to claim 5, characterized in that the step S6 further comprises: measuring the gas flow and gas pressure entering the tank through the filling valve of the powder filling tank through a meter, and calculating the gas flow in the tank. The volume change of the obtained powder outflow volume.
CN202211235601.1A 2022-10-10 2022-10-10 Powder filling device and method Pending CN115593662A (en)

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JPH09118302A (en) * 1995-10-20 1997-05-06 Tsukishima Kikai Co Ltd Powder volume reduction device
JP2005067653A (en) * 2003-08-22 2005-03-17 Ricoh Co Ltd Powder filling method and powder filling system
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