Micro-dispensing device capable of automatically proportioning double liquids and continuously supplying glue

Abstract

The utility model discloses a trace dispensing device capable of automatically proportioning double liquids and continuously supplying glue, and relates to the technical field of dispensing equipment. The device comprises a liquid tank, a partition plate is fixedly installed on the inner wall of the liquid tank, the interior of the liquid tank is divided into a liquid storage chamber and a liquid preparation chamber through the partition plate, a proportioning feeding assembly is arranged on the surface of the liquid tank, and a mixing mechanism used for mixing double liquids is arranged in the liquid preparation chamber. Two liquids are stirred and mixed through the mixing mechanism, meanwhile, the rotating part of the mixing mechanism drives the scraping plate to rotate, residual liquid on the inner wall of the liquid tank is cleaned, waste is prevented, the mixed glue liquid is stored in the liquid storage cavity, and the mixing effect is good. The amount of the slurry in the liquid storage chamber is monitored through the pressure type liquid level sensor, and after the liquid level is reduced to a set value, the proportioning and feeding assembly and the mixing mechanism repeat the operation to supplement the glue solution, so that continuous glue supply can be realized.

Description

Technical Field

[0001] The utility model relates to the technical field of glue dispensing equipment, in particular to a micro-amount glue dispensing device capable of automatically proportioning double liquids and continuously supplying glue. Background Art

[0002] The existing two-liquid micro-proportioning system uses two connected glue cartridges. The glue is pre-loaded into the glue cartridges, and the glue is pressed out and mixed using air pressure. When the glue is used up, a new glue cartridge needs to be reinstalled. The two-liquid automatic proportioning and micro-dispensing device is a device for precise dispensing. It can realize automatic proportioning and micro-dispensing of two liquids. It can be operated through PLC programming or touch screen to realize an automated dispensing process and improve production efficiency and consistency.

[0003] By adopting the one-piece packaging method of pre-installed glue, the glue cannot be continuously supplied during use. Therefore, when the glue is used up, the machine needs to be stopped and the operator needs to manually replace the glue, which increases labor costs and reduces production efficiency.

[0004] Therefore, a micro-dispensing device with automatic double-liquid ratio and sustainable glue supply is proposed. Utility Model Content

[0005] The purpose of the utility model is to solve the problems raised in the above background technology and provide a micro-dispensing device with double liquids that can automatically mix and continuously supply glue.

[0006] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0007] A micro-dispensing device for automatic proportioning of two liquids and continuous glue supply comprises a liquid tank, a partition is fixedly installed on the inner wall of the liquid tank, and the interior of the liquid tank is divided into a liquid storage chamber and a liquid preparation chamber by the partition, a proportioning and feeding assembly is arranged on the surface of the liquid tank, a mixing mechanism for mixing two liquids is arranged inside the liquid preparation chamber, and a scraper is fixedly installed on the rotating part of the mixing mechanism, and a pressure liquid level sensor is arranged on the surface of the liquid tank and inside the liquid storage chamber.

[0008] Furthermore, a drain port is provided on the bottom surface of the partition, and an electromagnetic control valve is provided on the surface of the drain port.

[0009] Furthermore, a dispensing hose is arranged on the bottom surface of the liquid tank, and a pump body is arranged on the surface of the dispensing hose.

[0010] Furthermore, the proportioning feeding assembly includes a liquid inlet pipe, which is arranged on the surface of the liquid tank and is connected to the liquid preparation chamber, an interface is fixedly installed at the top of the liquid inlet pipe, a metering pump is arranged on the surface of the liquid inlet pipe, and a controller is fixedly installed on the front side wall of the liquid tank.

[0011] Furthermore, the mixing mechanism includes an electric motor, which is fixedly mounted on the top surface of the liquid tank. The output end of the electric motor passes through the top surface of the liquid tank and extends to the interior of the liquid storage chamber where a rotating shaft is fixedly mounted. A stirring rod is provided on the surface of the rotating shaft, and a stirring impeller is fixedly mounted on the bottom end of the rotating shaft.

[0012] Furthermore, the bottom surface of the stirring impeller is in contact with the top surface of the partition, and the surface of the scraper is in contact with the inner wall of the liquid tank.

[0013] The beneficial effects of the utility model are as follows:

[0014] The liquid supply pipes of the two liquids are connected respectively by two sets of proportioning and feeding components, and the glue liquid is added into the liquid preparation chamber through the proportioning and feeding components, and the two liquids are stirred and mixed through the mixing mechanism. At the same time, the scraper is driven to rotate by the rotating part of the mixing mechanism to clean the residual liquid on the inner wall of the liquid tank to prevent waste. The mixed glue liquid is stored in the liquid storage chamber, and the amount of slurry in the liquid storage chamber is monitored by the pressure type liquid level sensor. When the liquid level drops to the set value, the proportioning and feeding components and the mixing mechanism repeat the above operation to replenish the glue liquid, so that continuous glue supply can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a front view of the utility model;

[0017] Figure 3 It is a front cross-sectional view of the utility model;

[0018] Figure 4 It is a partial structural schematic diagram of the utility model;

[0019] Figure numerals: 1. Liquid tank; 2. Partition; 21. Liquid discharge port; 22. Solenoid control valve; 3. Liquid storage chamber; 4. Liquid mixing chamber; 5. Proportional feeding assembly; 501. Liquid inlet pipe; 502. Interface; 503. Dosing pump; 504. Controller; 6. Mixing mechanism; 601. Motor; 602. Rotating shaft; 603. Stirring rod; 604. Stirring impeller; 7. Scraper; 8. Glue dispensing hose; 9. Pump body; 10. Pressure liquid level sensor. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0021] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0023] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0024] like Figures 1 to 4As shown, a micro-dispensing device with automatic proportioning and sustainable glue supply of two liquids includes a liquid tank 1, a partition 2 is fixedly installed on the inner wall of the liquid tank 1, and the interior of the liquid tank 1 is divided into a liquid storage chamber 3 and a liquid preparation chamber 4 by the partition 2, a proportioning and feeding assembly 5 is arranged on the surface of the liquid tank 1, a mixing mechanism 6 for mixing the two liquids is arranged in the liquid preparation chamber 4, and a scraper 7 is fixedly installed on the rotating part of the mixing mechanism 6, and a pressure liquid level sensor 10 is arranged on the surface of the liquid tank 1 and inside the liquid storage chamber 3. More specifically, two groups of proportioning and feeding components 5 are connected with the liquid supply pipes of the two liquids respectively, and the proportioning and feeding components 5 are used to add the glue liquid into the liquid preparation chamber 4, and the two liquids are stirred and mixed by the mixing mechanism 6. At the same time, the rotating part of the mixing mechanism 6 drives the scraper 7 to rotate, so as to clean the residual liquid on the inner wall of the liquid tank 1 to prevent waste. The mixed glue liquid is stored in the liquid storage chamber 3, and the pressure liquid level sensor 10 is used to monitor the amount of slurry in the liquid storage chamber 3. When the liquid level drops to the set value, the proportioning and feeding components 5 and the mixing mechanism 6 repeat the above operation to replenish the glue liquid, so as to achieve continuous glue supply.

[0025] The bottom surface of the partition 2 is provided with a liquid discharge port 21, and the surface of the liquid discharge port 21 is provided with an electromagnetic control valve 22. More specifically, the glue liquid stirred in the liquid preparation chamber 4 is discharged into the liquid storage chamber 3 through the liquid discharge port 21 by opening the electromagnetic control valve 22.

[0026] The bottom surface of the liquid tank 1 is provided with a dispensing tube 8, and the surface of the dispensing tube 8 is provided with a pump body 9. More specifically, through the dispensing tube 8 on the bottom surface of the liquid tank 1 and the pump body 9 on its surface, the glue stored in the liquid storage chamber 3 can be discharged to perform a micro-dispensing operation.

[0027] The proportioning and feeding assembly 5 includes a liquid inlet pipe 501, which is disposed on the surface of the liquid tank 1 and communicated with the liquid preparation chamber 4, a port 502 is fixedly mounted on the top of the liquid inlet pipe 501, and a metering pump 503 is disposed on the surface of the liquid inlet pipe 501, and a controller 504 is fixedly mounted on the front side wall of the liquid tank 1. More specifically, the values ​​of the two groups of metering pumps 503 are set by the controller 504, and the liquid is added to the inside of the liquid preparation chamber 4 through the metering pumps 503, so as to realize automatic quantitative proportioning.

[0028] The mixing mechanism 6 includes a motor 601, the motor 601 is fixedly installed on the top surface of the liquid tank 1, the output end of the motor 601 penetrates the top surface of the liquid tank 1 and extends to the inside of the liquid storage chamber 3, and a rotating shaft 602 is fixedly installed, a stirring rod 603 is arranged on the surface of the rotating shaft 602, and a stirring impeller 604 is fixedly installed on the bottom end of the rotating shaft 602. More specifically, the rotating shaft 602 is driven to rotate by the motor 601, and the rotating shaft 602 drives the stirring rod 603 and the stirring impeller 604 to rotate, and the stirring rod 603 and the stirring impeller 604 rotate to mix and stir the glue.

[0029] The bottom surface of the stirring impeller 604 is in contact with the top surface of the partition 2, and the surface of the scraper 7 is in contact with the inner wall of the liquid tank 1. More specifically, by the bottom surface of the stirring impeller 604 being in contact with the top surface of the partition 2, and the surface of the scraper 7 being in contact with the inner wall of the liquid tank 1, the residue on the top surface of the partition 2 and the inner wall of the liquid tank 1 can be cleaned while the liquid in the liquid preparation chamber 4 is stirred.

[0030] In summary: the liquid supply pipes of the two liquids are connected respectively through two groups of proportioning and feeding components 5, the glue liquid is added into the liquid preparation chamber 4 through the proportioning and feeding components 5, and the two liquids are stirred and mixed through the mixing mechanism 6. At the same time, the rotating part of the mixing mechanism 6 drives the scraper 7 to rotate, so as to clean the residual liquid on the inner wall of the liquid tank 1 to prevent waste. The mixed glue liquid is stored in the liquid storage chamber 3, and the amount of slurry in the liquid storage chamber 3 is monitored through the pressure type liquid level sensor 10. When the liquid level drops to the set value, the proportioning and feeding components 5 and the mixing mechanism 6 repeat the above operation to replenish the glue liquid, so as to achieve continuous glue supply.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A micro-dispensing device with automatic two-liquid mixing and continuous glue supply, characterized in that: The invention comprises a liquid tank (1), the inner wall of which is fixedly mounted a partition (2), and the interior of the liquid tank (1) is divided into a liquid storage chamber (3) and a liquid distribution chamber (4) by the partition (2), a proportioning and feeding assembly (5) is arranged on the surface of the liquid tank (1), a mixing mechanism (6) for mixing two liquids is arranged inside the liquid distribution chamber (4), and a scraper (7) is fixedly mounted on the rotating part of the mixing mechanism (6), and a pressure-type liquid level sensor (10) is arranged on the surface of the liquid tank (1) and inside the liquid storage chamber (3).

2. According to claim 1, a double-liquid automatic proportioning and continuous glue supply micro-dispensing device is characterized in that: The bottom surface of the partition plate (2) is provided with a liquid discharge port (21), and the surface of the liquid discharge port (21) is provided with an electromagnetic control valve (22).

3. A micro-dispensing device with automatic two-liquid mixing and continuous glue supply according to claim 1, characterized in that: A dispensing hose (8) is arranged on the bottom surface of the liquid tank (1), and a pump body (9) is arranged on the surface of the dispensing hose (8).

4. A micro-dispensing device with two liquids automatically proportioned and continuously supplied according to claim 1, characterized in that: The proportioning and feeding assembly (5) comprises a liquid inlet pipe (501), the surface of the liquid tank (1) is provided with the liquid inlet pipe (501), and (51) is connected to the liquid preparation chamber (4), the top end of the liquid inlet pipe (501) is fixedly provided with an interface (502), and the surface of the liquid inlet pipe (501) is provided with a metering pump (503), and the front side wall of the liquid tank (1) is fixedly provided with a controller (504).

5. The micro-dispensing device with automatic two-liquid ratio and continuous glue supply according to claim 1 is characterized in that: The mixing mechanism (6) comprises an electric motor (601), the electric motor (601) is fixedly mounted on the top surface of the liquid tank (1), the output end of the electric motor (601) passes through the top surface of the liquid tank (1) and extends to the inside of the liquid storage chamber (3) where a rotating shaft (602) is fixedly mounted, a stirring rod (603) is arranged on the surface of the rotating shaft (602), and a stirring impeller (604) is fixedly mounted on the bottom end of the rotating shaft (602).

6. A micro-dispensing device with automatic two-liquid mixing and continuous glue supply according to claim 5, characterized in that: The bottom surface of the stirring impeller (604) is in contact with the top surface of the partition (2), and the surface of the scraper (7) is in contact with the inner wall of the liquid tank (1).

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