WO2023193734A1

WO2023193734A1 - Liquid flow control device

Info

Publication number: WO2023193734A1
Application number: PCT/CN2023/086430
Authority: WO
Inventors: 解明
Original assignee: 利能(佛山市)塑料制品有限公司
Priority date: 2022-04-07
Filing date: 2023-04-06
Publication date: 2023-10-12
Also published as: CN114713461B; CN114713461A

Abstract

A liquid flow control device, comprising a case (1), an output pen (2), and a placing frame (3), wherein a glue cylinder (4) is arranged beside the case (1), an electric motor (5) is arranged on the case (1), and the electric motor (5) is connected to a joint pump (6); and the glue cylinder (4) is connected to the joint pump (6), the joint pump (6) is connected to the output pen (2), and the output pen (2) is mounted on the placing frame (3). The liquid flow control device has the beneficial effects of the discharge amount of liquid being able to be stably controlled by means of the combined use of the electric motor and the joint pump, which facilitates a precise dispensing operation.

Description

A device for controlling liquid flow

Technical field

The invention relates to the technical field of mechanical equipment, in particular to a device for controlling liquid flow.

Background technique

Glue coating machines, glue dispensing machines, glue dispensing machines and glue filling machines can all be collectively referred to as devices that control liquid flow, specifically for controlling fluids. The automated machine that drips and coats the fluid on the surface of the product or inside the product can realize three-dimensional and four-dimensional path dispensing, precise positioning, precise glue control, and no stringing, no glue leakage, and no glue dripping. This kind of equipment is mainly used to accurately point, inject, apply and drip glue, paint and other liquids into the precise position of each product in the product process. It can be used to realize dotting, drawing lines, circles or arcs.

This type of device for controlling liquid flow usually includes an organism and an output pen, and the organism drives the output pen to discharge liquid. However, the current devices for controlling liquid flow are very simple in structure, cannot discharge liquid stably, and have poor accuracy.

Contents of the invention

The invention overcomes the shortcomings of the prior art and provides a device for controlling liquid flow. Through the combined use of a motor and a joint pump, it can achieve micro-control of the discharge amount of liquid, which is helpful for precise dispensing work and has an ingenious structure.

In order to solve the above technical problems, the present invention is implemented through the following technical solutions:

A device for controlling liquid flow, including a chassis, an output pen and a placement rack. A glue cylinder is provided next to the chassis. A motor is provided on the chassis. The motor is connected to a joint pump; the glue cylinder is connected to the joint pump. connection, the connector pump is connected to the output pen, and the output pen is installed on the placement rack.

Furthermore, the joint pump is provided with a lower rotating plate, an upper rotating plate and a pump tube. The lower rotating plate is connected to the motor, the lower rotating plate is connected to the lower end of the mounting column, and the upper end of the mounting column is connected to the The upper rotating plate is connected, and the mounting column is rotationally connected with a pipe sleeve. The pipe sleeve squeezes the pump pipe. When the lower rotating plate rotates, the pipe sleeve is driven to rotate and squeeze the pump pipe. Pressure discharge; including a glue input pipe and a glue output pipe, one end of the glue input pipe is connected to the glue barrel, the other end is connected to one end of the pump pipe, the other end of the pump pipe is connected to one end of the glue output pipe, so The other end of the glue output tube is connected to the output pen.

Furthermore, the output pen includes a cylinder, a first circuit board is provided in the cylinder, a lighting lamp is provided at the front end of the cylinder, and the first circuit board is connected to a first handheld switch and a second handheld switch. The first handheld switch is electrically connected to the lighting lamp and controls the opening and closing of the lighting lamp; the second handheld switch is electrically connected to the motor to control the normal operation of the motor. to rotate; the third handheld switch is electrically connected to the motor and controls the motor to reverse.

Furthermore, the barrel is connected to a front end cover, the needle and the lighting lamp are located on the front end cover, the front end cover includes a first plate surface and a first arc-shaped assembly ring, the first arc-shaped assembly The ring is vertically connected to the first plate surface, and a first step is formed between the first arc-shaped assembly ring and the edge of the first plate surface. When the front end cover is connected to the barrel , the first arc-shaped assembly ring is embedded in the barrel.

Furthermore, the barrel is connected to a rear end cover, the rear end cover includes a second plate surface and a second arc-shaped assembly ring, and the second arc-shaped assembly ring is vertically connected to the second plate surface. , a second step is formed between the second arc-shaped assembly ring and the edge of the second plate surface. When the rear end cover is connected to the barrel, the second arc-shaped assembly ring is embedded into the barrel; the rear end cover is provided with an arc-shaped opening for the glue output pipe to enter.

Furthermore, a second circuit board is provided on the chassis, and the second circuit board is connected to a first chassis switch, a second chassis switch, and a third chassis switch. The first chassis switch is connected to the lighting lamp circuit. The second chassis switch is electrically connected to the motor to control the forward rotation of the motor; the third chassis switch is electrically connected to the motor to control the reverse rotation of the motor. change.

Furthermore, a lithium battery is provided in the chassis, and the lithium battery is electrically connected to the first circuit board and the second circuit board. A power connector and a main switch are provided on the chassis, and the power connector is connected to the main switch. The lithium battery is electrically connected, the main switch is electrically connected to the first circuit board and the second circuit board, and the power joint is hinged with a cover.

Furthermore, the chassis is connected to an assembly plate, the joint pump is detachably connected to the assembly plate, the assembly plate is provided with a number of rotation clamping positions, and the joint pump is provided with an assembly plate that is connected to the rotation clamp. Matching card strips are provided.

Furthermore, it includes a tight-fitting belt, which is wrapped around the glue barrel, with male Velcro surfaces provided on both sides of the tight-fitting belt, and female Velcro surfaces provided on both sides of the chassis.

Furthermore, the glue output pipe is provided with a flow sensor, the flow sensor is electrically connected to the first circuit board, and the first circuit board is electrically connected to a signal transmitter.

The lower surface of the lower rotating plate is provided with a connecting platform, and the connecting platform is provided with a limited connection port. The connection point of the rotating shaft of the motor matches the shape of the limited connection port.

The second circuit board is connected to a countdown controller, and the countdown controller is electrically connected to the alarm.

Furthermore, compared with the prior art, the beneficial effects of the present invention are:

The main machine of the present invention is equipped with a motor and a joint pump. The motor drives the joint pump to move for glue delivery. Through the combined use of the motor and the joint pump, the glue discharge amount can be controlled in minute amounts and discharged to the output pen for use, which contributes to accurate Glue dispensing work, clever structure.

Description of the drawings

The accompanying drawings are used to provide a further understanding of the present invention, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation of the present invention. In the accompanying drawings:

Figure 1 is an overall diagram of a liquid flow control device;

Figure 2 is a schematic diagram of the internal structure of the liquid flow control device;

Figure 3 is a schematic structural diagram of the assembly plate and motor;

Figure 4 is a schematic structural diagram of the joint pump;

Figure 5 is a bottom view of the joint pump;

Figure 6 is a schematic structural diagram of the output pen;

Figure 7 is the first exploded view of the output pen;

Figure 8 is a second exploded view of the output pen.

In the picture: 1-chassis, 2-output pen, 201-needle, 202-cylinder, 203-first circuit board, 204-light, 205-first handheld switch, 206-second handheld switch, 207- The third handheld switch, 208-front end cover, 2081-first plate surface, 2082-first arc assembly ring, 2083-first step position, 209-rear end cover, 2091-second plate surface, 2092-second Arc assembly ring, 2093-second step position, 21-second circuit board, 22-first chassis switch, 23-second chassis switch, 24-third chassis switch, 25-lithium battery, 26-power connector, 27-main switch, 28-cover plate, 29-assembly plate, 2901-screw position, 3-placement rack, 4-glue cartridge, 5-motor, 6-joint pump, 601-lower rotating plate, 602-pump tube , 603-installation column, 604-pipe sleeve, 605-clip, 7-glue input pipe, 8-glue output pipe, 9-tightening belt, 901-Velcro male side, 10-Velcro female side, 11- Connection table, 1101-limit connection port.

Implementation

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.

As shown in Figures 1 to 8, a device for controlling liquid flow includes a chassis 1, an output pen 2 and a placement frame 3. The output pen 2 is installed on the placement frame 3. When not in use, the output pen 2 is placed On the placement rack 3, the order is neat and orderly; a glue barrel 4 is provided next to the chassis 1, a motor 5 is provided on the chassis 1, and the motor 5 is connected to the joint pump 6; the glue cylinder 4 is connected to the joint pump 6, and the joint pump 6 is connected to the output pen 2 is connected, the motor 5 starts to drive the joint pump 6 to move, thereby extracting the glue in the glue cylinder 4 to the output pen 2 for dispensing.

The joint pump 6 is provided with a lower rotating plate 601, an upper rotating plate (not shown, the structure is consistent with the lower rotating plate 601) and a pump tube 602. The pump tube 602 is a silicone hose, and the lower rotating plate 601 is connected to the motor 5 , the motor 5 drives the lower rotating plate 601 to rotate, the lower rotating plate 601 is connected to the lower end of the mounting column 603, the upper end of the mounting column 603 is connected to the upper rotating plate, the mounting column 603 is rotated and connected with a pipe sleeve 604, and the pipe sleeve 604 is made of plastic It is made of materials and has a certain degree of softness, and includes a glue input pipe 7 and a glue output pipe 8. One end of the glue input pipe 7 is connected to the glue barrel 4, and the other end is connected to one end of the pump tube 602, and the other end of the pump tube 602 Connected to one end of the glue output tube 8, the other end of the glue output tube 8 is connected to the output pen 2. The tube sleeve 604 squeezes the pump tube 602. When the lower rotating plate 601 rotates, the tube sleeve 604 is driven to rotate to perform the pump tube 602. Extrusion discharge.

The specific structure is that the pump tube 602 is located in the joint pump 6, and is annularly attached to the inner wall of the joint pump 6, and is also pressed against the side surface of the pump tube 602, that is, the side surface of the pipe sleeve 604 reaches The distance between the inner walls of the joint pump 6 is less than the diameter of the pump tube 602. The pump tube 602 is in a squeezed state. Therefore, when the lower rotating plate 601 rotates, each pipe sleeve 604 will follow the rotation of the lower rotating plate 601. In addition, due to The extrusion causes rotation with the mounting column 603 as the center, thereby movable extrusion of the pump tube 602. The principle is similar to the principle of squeezing out toothpaste. It rotates clockwise to squeeze out the glue of the pump tube 602 into the glue output tube 8. , during the process of squeezing and discharging materials from the pump tube 602, the pump tube 602 will form a vacuum, so that the glue in the glue cylinder 4 enters from the glue input tube 7 and is replenished into the pump tube 602, so that the output volume can be controlled through this structure. Accurate control, helpful for use.

The chassis 1 is fixed with an assembly plate 29 through screw connection, and the joint pump 6 is detachably connected to the assembly plate 29. Specifically, the assembly plate 29 is provided with several screw lock positions 2901, and the joint pump 6 is provided with a screw lock position. Bit 2901 is equipped with a clamp strip 605. This design allows the connector pump 6 to be installed and used in different directions. After the direction of the connector pump 6 is determined, rotate the clamp strip 605 of the connector pump 6 to the corresponding screw clamp. Just position 2901, and the joint pump 6 can be fixed on the chassis 1; since the inside of the joint pump 6, the pipe sleeve 604, the pump tube 602 and the inner wall of the joint pump 6 are in tight contact, the hand-held joint pump 6 can be pumped up When changing the direction, the joint pump 6 and its internal structure will be pulled up together, so that the internal parts will not fall; combined with Figure 3 and Figure 4, the lower surface of the lower rotating plate 601 is provided with a connecting platform 11. The connection platform 11 is provided with a limited connection port 1101. The shape of the connection point of the rotating shaft of the motor 5 matches the shape of the limited connection port 1101, thereby making the structural connection compact. The rotation of the rotating shaft of the motor 5 will drive the lower rotating plate 601 to rotate, and the two will not occur. slipping; when installing the joint pump 6, adjust the angle of the rotating shaft connection of the motor 5 so that it matches the limit connection port 1101 and then it can be inserted and installed.

The output pen 2 includes a needle 201 and a barrel 202. A first circuit board 203 is provided in the barrel 202. An illumination lamp 204 is provided at the front end of the barrel 202. The first circuit board 203 is connected to a first handheld switch 205 and a second handheld switch. The handheld switch 206 and the third handheld switch 207, the first handheld switch 205 is electrically connected to the lighting lamp 204, and controls the opening and closing of the lighting lamp 204; the second handheld switch 206 is electrically connected to the motor 5, and controls the forward rotation of the motor 5; The third handheld switch 207 is electrically connected to the motor 5 and controls the reverse rotation of the motor 5; when the motor 5 rotates forward, the glue in the glue barrel 4 will be extracted into the needle 201 of the output pen 2 for glueing. When the motor 5 rotates reversely, , the glue in the needle 201 will be sucked away to prevent the glue from staying in the needle 2 and causing solidification, which will affect the next use.

The cylinder 202 is connected to a front end cover 208. The needle 201 and the lighting lamp 204 are located on the front end cover 208. The front end cover 208 includes a first plate surface 2081 and a first arc-shaped assembly ring 2082. The first arc-shaped assembly ring 2082 is vertically connected to the first arc-shaped assembly ring 2082. On a plate surface 2081, a first step 2083 is formed between the first arc-shaped assembly ring 2082 and the edge of the first plate surface 2081. When the front end cover 208 is connected to the barrel 202, the first arc-shaped assembly ring 2082 is embedded. In the cylinder 202, the structure is tightly connected. The edge of the cylinder 202 rests on the first step 2083. The first step 2083 serves as a limiter. Corresponding settings are provided on the cylinder 202 and the first arc-shaped assembly ring 2082. There are screw holes. After the front end cover 208 is installed on the barrel 202 and screws are screwed into the screw holes, the front end cover 208 can be fixed on the barrel 202.

The cylinder 202 is connected to a rear end cover 209. The rear end cover 209 includes a second plate surface 2091 and a second arc-shaped assembly ring 2092. The second arc-shaped assembly ring 2092 is vertically connected to the second plate surface 2091. The second arc-shaped assembly ring 2092 is vertically connected to the second plate surface 2091. A second step 2093 is formed between the assembly ring 2092 and the edge of the second plate surface 2091. When the rear end cover 209 is connected to the barrel 202, the second arc-shaped assembly ring 2092 is embedded in the barrel 202, and the structural connection is compact. , the edge of the cylinder 202 rests on the second step 2093, and the second step 2093 serves as a limiter. Screw holes are provided at the corresponding positions of the cylinder 202 and the second arc-shaped assembly ring 2092, and the rear end cover 209 is After being installed on the barrel 202 and screwing in the screw holes, the rear end cover 209 can be fixed on the barrel 202. In addition, the rear end cover 209 is provided with an arc-shaped opening for the glue output pipe 8 to enter.

The chassis 1 is provided with a second circuit board 21. The second circuit board 21 is connected to the first chassis switch 22, the second chassis switch 23 and the third chassis switch 24. The first chassis switch 22 and the lighting on the output pen 2 204 is electrically connected to control the opening and closing of the lighting lamp 204 to turn on the lighting lamp 204 according to actual conditions; the second chassis switch 23 is electrically connected to the motor 5 and controls the motor 5 to rotate forward; the third chassis switch 24 is connected to the motor 5 Electrical connection, control the motor 5 to reverse rotation; the first chassis switch 22, the second chassis switch 23 and the third chassis switch 24 have the same functions as the first handheld switch 205, the second handheld switch 206 and the third handheld switch 207 , the purpose is to control the lighting 204 and the motor 5 on the chassis 1 as well.

A lithium battery 25 is provided in the chassis 1. The lithium battery 25 is electrically connected to the first circuit board 203 and the second circuit board 21, and supplies power to the components connected to the first circuit board 203 and the second circuit board 21, so that the chassis 1 can be used without a power cord. The chassis 1 is provided with a power connector 26 and a main switch 27. The power connector 26 is electrically connected to the lithium battery 25, so that the lithium battery 25 can be charged through the power connector 26. The main switch 27 is connected to the first The circuit board 203 and the second circuit board 21 are electrically connected and used to control the opening and closing of the circuits of the first circuit board 203 and the second circuit board 21. The power connector 26 is hinged with a cover 28, which can be covered when no power is needed. The board 28 is covered to seal and protect the power connector 26.

It includes a tightening belt 9, which is wrapped around the glue barrel 4. The inner walls of both sides of the tightening belt 9 are provided with male Velcro surfaces 901, and both sides of the chassis 1 are provided with female Velcro surfaces 10 and male Velcro surfaces. 901 is matched with the Velcro female surface 10, so that both sides of the tightening belt 9 can be detachably connected to the chassis 1, thereby fixing the glue tube 4 beside the chassis 1. The wrapping belt 9 can be made of elastic fabric. It has the effect of enhancing the binding force.

The glue output pipe 8 is provided with a flow sensor (not shown). The flow sensor can be a miniature clamp-type flow sensor, which is clamped on the glue output pipe 8 to sense the glue flow rate of the glue output pipe 8. The flow rate The sensor is electrically connected to the first circuit board 203. The first circuit board 203 is electrically connected to a signal transmitter (not shown). The flow sensor senses the flow value of the glue and can transmit it to the signal transmitter and pass through the signal transmitter. Transmit to external system terminals, such as smart terminals such as computers or tablets, so that operators can know the glue delivery situation and facilitate monitoring.

The second circuit board 21 is connected to a countdown controller, and the countdown controller is electrically connected to an alarm. The alarm can be a light or a buzzer. Since most of the parts of the chassis 1 are consumables and have a service life, they need to be replaced when parts are replaced. After the component is installed, input the signal to the countdown controller. For example, input a long countdown timer. When the time is reached, the countdown controller will transmit the signal to the alarm to alert the user.

Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the embodiments, those skilled in the art can still make changes to the foregoing. The technical solutions described in each embodiment may be modified, or some of the technical features may be equivalently substituted. However, any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims

A device for controlling liquid flow, which is characterized in that it includes a chassis, an output pen and a placement rack. A glue cylinder is provided next to the chassis, and a motor is provided on the chassis. The motor is connected to a joint pump; the glue cylinder is connected to a joint pump. The connector pump is connected to the output pen, and the output pen is installed on the placement rack.
A device for controlling liquid flow according to claim 1, characterized in that the joint pump is provided with a lower rotating plate, an upper rotating plate and a pump tube, the lower rotating plate is connected to a motor, and the lower rotating plate It is connected to the lower end of the mounting column, and the upper end of the mounting column is connected to the upper rotating plate. The mounting column is rotationally connected with a pipe sleeve, and the pipe sleeve squeezes the pump tube. When the lower rotating plate When rotating, the pipe sleeve is driven to rotate to squeeze and discharge the pump pipe; it includes a glue input pipe and a glue output pipe. One end of the glue input pipe is connected to the glue barrel, and the other end is connected to one end of the pump pipe. The other end of the pump tube is connected to one end of the glue output tube, and the other end of the glue output tube is connected to the output pen.
A new type of liquid flow control device according to claim 2, characterized in that the output pen includes a needle and a cylinder, a first circuit board is provided in the cylinder, and a lighting is provided at the front end of the cylinder Lamp, the first circuit board is connected to a first handheld switch, a second handheld switch and a third handheld switch, the first handheld switch is electrically connected to the lighting lamp and controls the opening and closing of the lighting lamp; The second handheld switch is electrically connected to the motor and controls the forward rotation of the motor; the third handheld switch is electrically connected to the motor and controls the reverse rotation of the motor.
A new type of liquid flow control device according to claim 3, characterized in that the cylinder is connected to a front end cover, the needle and the lighting lamp are located on the front end cover, the front end cover includes a first plate surface and a first arc-shaped assembly ring, the first arc-shaped assembly ring is vertically connected to the first plate surface, and a third arc-shaped assembly ring is formed between the edge of the first arc-shaped assembly ring and the first plate surface. In one step, when the front end cover is connected to the barrel, the first arc-shaped assembly ring is embedded in the barrel.
A new type of liquid flow control device according to claim 4, characterized in that the cylinder is connected to a rear end cover, and the rear end cover includes a second plate surface and a second arc-shaped assembly ring, and the A second arc-shaped assembly ring is vertically connected to the second plate surface. A second step is formed between the second arc-shaped assembly ring and the edge of the second plate surface. When the rear end cover is connected When reaching the barrel, the second arc-shaped assembly ring is embedded into the barrel; the rear end cover is provided with an arc-shaped opening for the glue output pipe to enter.
A new type of liquid flow control device according to claim 3, characterized in that a second circuit board is provided on the chassis, and the second circuit board is connected to a first chassis switch, a second chassis switch and a third chassis switch. Three chassis switches, the first chassis switch is electrically connected to the lighting lamp, and controls the opening and closing of the lighting lamp; the second chassis switch is electrically connected to the motor, and controls the forward rotation of the motor; The three-chassis switch is electrically connected to the motor and controls the reverse rotation of the motor.
A new type of liquid flow control device according to claim 6, characterized in that a lithium battery is provided in the chassis, and the lithium battery is electrically connected to the first circuit board and the second circuit board, and the The chassis is provided with a power connector and a main switch. The power connector is electrically connected to the lithium battery. The main switch is electrically connected to the first circuit board and the second circuit board. The power connector is hinged with a cover. .
A new type of liquid flow control device according to claim 1, characterized in that the chassis is connected to an assembly plate, the joint pump is detachably connected to the assembly plate, and several assembly plates are provided on the assembly plate. The rotation clamping position is provided with a clamping strip matched with the rotation clamping position on the joint pump.
A device for controlling liquid flow according to claim 1, characterized in that it includes a tight tape wrapped around the glue barrel, and Velcro public surfaces are provided on both sides of the tight tape. , both sides of the chassis are provided with Velcro female surfaces.
A device for controlling liquid flow according to claim 3, characterized in that the glue output pipe is provided with a flow sensor, the flow sensor is electrically connected to the first circuit board, and the first circuit board is electrically connected to the first circuit board. Sexual connections have signal transmitters.