CN209735849U - Automatic coating device with low flow rate and high precision - Google Patents
Automatic coating device with low flow rate and high precision Download PDFInfo
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- CN209735849U CN209735849U CN201920264492.3U CN201920264492U CN209735849U CN 209735849 U CN209735849 U CN 209735849U CN 201920264492 U CN201920264492 U CN 201920264492U CN 209735849 U CN209735849 U CN 209735849U
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Abstract
The utility model discloses an automatic coating device with low flow rate and high precision, the device comprises a coating discharge controller and a robot controller, the robot controller controls an industrial multi-axis robot, the coating discharge controller acts on a mechanical precision pressure regulating valve, and the mechanical precision pressure regulating valve is also connected to a low-pressure coating supply device; the mechanical precision pressure regulating valve is fixed on an industrial multi-shaft robot, and the coating material discharge controller is controlled by the robot controller; after the utility model is adopted, the coated part is positioned to the corresponding position through the clamp, the coating is arranged in the low-pressure coating supply device, the mechanical precision pressure regulating valve is driven by the industrial multi-axis robot to move at the coating position required by the processed surface and discharge the coating, the problems of non-uniform coating, coating error and coating splashing can be solved to a great extent, and the yield is high; the process automation is realized, the whole process does not need manual participation, and the efficiency is high.
Description
Technical Field
The utility model relates to an electroplate protection or the field of filming, especially an automatic coating device with low velocity of flow and high accuracy.
background
After the workpiece is machined, the workpiece needs to be subjected to surface electroplating process treatment to realize surface protection. But different electroplating processes, different coating materials and different protection requirements are carried out on different position areas; some areas do not need to be coated. When different electroplating processes are carried out, the rest areas (areas with different electroplating requirements and areas without film coating) need to be protected, and the protection measures are usually to coat a layer of coating film on the surface of the protection film and then place the workpiece in an electroplating process device for electroplating.
The workpiece is not limited to small workpieces such as electronic product supporting plates, military products and the like, and the coating film is not limited to electroplating protective paint; the method can also be realized for other large, medium and small workpieces needing surface coating treatment; it is also suitable for water and industrial paint.
At present, no automatic equipment capable of realizing coating processing on the surfaces of small-sized complex parts and corresponding production equipment are found in domestic investigation and visit. The method for realizing the process treatment basically comprises the steps that a manual brush is dipped with paint and painted on the surface of a corresponding required protection position of a workpiece, and the workpiece is small, the surface is complex in shape and structure and uneven, so that the problems of uneven paint film, easy splashing of the paint to other parts (different electroplating requirement areas and areas without film coating) and the like can occur, the protection requirement or the electroplating process requirement cannot be met, and the yield is low; the technical requirements on processing personnel are high, and the working efficiency is low; meanwhile, the coating has certain harm to the health of workers.
SUMMERY OF THE UTILITY MODEL
the technical problem to be solved by the utility model is to provide an automatic coating device with low flow rate and high precision, set the corresponding walking program, the device can realize the automation of the protective coating process, and the whole process does not need manual participation; the multi-stage feeding system controls the coating to be uniformly discharged at a low speed, the coating is uniformly coated on the surface of a workpiece, the coating boundary is clear and accurate, and no overflow or splashing to other positions is caused; the equipment coating process is full-automatic, and the operation difficulty is extremely low; the coating process is short in time consumption, high in efficiency, high in yield and low in cost.
in order to solve the technical problem, the utility model discloses a technical scheme is:
an automated coating apparatus with low flow rate and high accuracy includes a coating material discharge controller and a robot controller; the robot controller controls an industrial multi-axis robot, the paint discharge controller acts on a mechanical precision pressure regulating valve, which is also connected to a low-pressure paint supply; the mechanical precision pressure regulating valve is fixed on an industrial multi-shaft robot, and the coating material spitting controller is controlled by a robot controller;
The low-pressure coating supply device comprises a safety valve, a discharge hole, a supply device air inlet and a pressure regulator; the mechanical precision pressure regulating valve comprises a first pressure regulating valve air hole, a second pressure regulating valve air hole, a first feeding hole, a second feeding hole, a pressure regulating knob and a coating discharging needle head; the coating material spitting controller comprises a controller air inlet hole, a continuous air outlet hole, an adjusting air inlet hole and a pressure adjusting knob;
the air source is respectively connected with the air inlet of the supply device and the air inlet of the controller through the air pipe; the discharge hole of the low-pressure coating supply device is respectively connected to the first feed hole and the second feed hole through coating pipes; the continuous air outlet hole is connected to a first pressure regulating valve air hole, and the regulating air inlet hole is connected to a second pressure regulating valve air hole;
The pressure regulator of the low-pressure paint supply device is used for regulating the air pressure in the low-pressure paint supply device; and the pressure adjusting knob of the coating material spitting controller is used for adjusting the air pressure in the coating material spitting controller.
Furthermore, an equipment switch is arranged for controlling the on-off of the whole automatic coating device.
further, a paint discharge controller switch is provided for receiving a signal from the robot controller to cause the mechanical precision pressure regulating valve to discharge/stop discharging paint at an appropriate position and timing.
Further, the industrial multi-axis robot is fixed on the working platform.
Furthermore, the mechanical precision pressure regulating valve is fixed on an L-shaped connecting plate, and the L-shaped connecting plate is fixed on the industrial multi-axis robot through a flange.
Furthermore, a relay group is arranged and transmits a signal to the robot controller according to the starting or closing of the equipment switch.
Further, the robot controller, the coating material spitting controller and the relay set are all arranged in the control box.
Compared with the prior art, the beneficial effects of the utility model are that:
1) automatically and accurately coating a layer of coating protective film on the surface of a small workpiece (an electronic product support plate, an army and the like) with a complex shape and structure and uneven surface in a sub-area and hierarchical manner along a set path;
2) Different coating protection is respectively realized in different processing technology required areas on the surface of the workpiece;
3) the protective coating films in different areas have clear and accurate boundaries, do not overflow or splash to other position areas (areas with different electroplating requirements and areas without coating), and the minimum width of the coating film can be 1.20 mm;
4) The discharging speed is low, the lowest discharging speed of the coating can reach 0.375ml/min, and the coating can be discharged stably at a constant speed;
5) the applicable fluid viscosity range is wide; the coating is suitable for water, most of electroplating protective paint and part of industrial coating, and is mainly suitable for water-based electroplating sealing paint;
6) Is healthy and environment-friendly; the protective coating belongs to chemical raw materials, has certain volatility, is in contact for a long time, has certain harm to human health in the environment with the coating for a long time, realizes the whole-process automation of equipment, does not participate in manual work, seals the coating in a low-pressure coating supply device, does not volatilize, and protects the human health; some protective coatings belong to inflammables, and the equipment seals the coatings in a low-pressure coating supply device, so that the safety is high.
drawings
FIG. 1 is a schematic view of the overall structure of an automatic coating device of the present invention;
FIG. 2 is a schematic view of the overall structure of the automatic coating apparatus of the present invention;
FIG. 3 is a schematic view of the spray pipe connections in the automated coating unit of the present invention;
FIG. 4 is a simplified diagram of the spray line arrangement of the automated coating unit of the present invention;
FIG. 5 is a control schematic diagram of the automated coating apparatus of the present invention;
FIG. 6 is a logic diagram of the control system of the automated coating apparatus of the present invention;
Fig. 7 is a schematic view of the operation process of the automatic coating device of the present invention.
fig. 8 is a preferred circuit diagram of the present invention shown according to the requirements of the coating apparatus.
In the figure: 1-paint discharge controller switch; 2-a working platform; 3-a mechanical precision pressure regulating valve; 4-low pressure paint supply; 5-L-shaped connecting plates; 6-industrial multi-axis robot; 7-a flange; 8-wire arranging holes; 9-equipment switch; 10-a control box; 11-a relay set; 12-a paint discharge controller; 13-a robot controller;
41-safety valve; 42-a discharge hole; 43-supply device intake; 44-a pressure regulator; 31-a first pressure regulating valve vent; 32-second pressure regulating valve air vent; 33-a first inlet aperture; 34-a second inlet aperture; 35-pressure regulating knob; 36-coating material discharging needle; 121-controller intake; 122-continuous air outlet holes; 123-adjusting air inlet holes; 124-pressure adjusting knob.
Detailed Description
the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
as shown in fig. 1 and 2, the utility model provides an automatic coating device with low flow rate and high accuracy, its structure is: comprises a paint discharge controller 12 and a robot controller 13, wherein the robot controller 13 controls the industrial multi-shaft robot 6, the paint discharge controller 12 acts on a mechanical precision pressure regulating valve 3, and the mechanical precision pressure regulating valve 3 is also connected to a low-pressure paint supply device 4; wherein, the mechanical precision pressure regulating valve 3 is fixed on an industrial multi-shaft robot 6.
As shown in fig. 3 and 4, the air source is connected to the paint discharge controller 12 and the low-pressure paint supply device 4 through an air pipe to supply air pressure; the first coating pipe and the second coating pipe are respectively connected to feeding holes (comprising a first feeding hole 33 and a second feeding hole 34) of the mechanical precision pressure regulating valve 3, and coating is supplied in two directions; the first air pipe is connected with a first pressure regulating valve air hole 31 on the mechanical precision pressure regulating valve 3 through a regulating air inlet hole 123 of the coating material discharge controller 12; the second air pipe is connected with the second air vent 32 of the mechanical precision pressure regulating valve 3 through a continuous air vent 122 of the coating material discharge controller 12. When the switch signal is on, the air pipe drives the piston in the valve to move, the coating is pressed out from the discharge hole 42 and then is pressed to the mechanical precision pressure regulating valve 3, and then is discharged from the coating discharge needle head 36; the air pressure in the paint discharge controller 12 and the low-pressure paint supply device 4 can be adjusted, the mechanical precision pressure adjusting valve 3 can be adjusted (through the pressure adjusting knob 35 of the mechanical precision pressure adjusting valve), and the three are adjusted together to meet the requirement of paint outflow rate. Through the structure, the industrial multi-axis robot 6 is controlled by the robot controller 13 program to drive the mechanical precision pressure regulating valve 3 mounted on the industrial multi-axis robot to move along the set path of the surface of the workpiece. The paint discharge controller 12 is controlled by the program of the robot controller 13 to discharge/stop discharging paint at appropriate time; the low-pressure paint supply 4 supplies the mechanical precision pressure regulating valve 3 with paint.
controlling the paint discharge flow rate: the pressure regulator 44 of the low-pressure paint supply device 4, the pressure regulating knob 124 of the paint discharge controller 12, and the pressure regulating knob 35 (knob control valve, and hence control pressure) of the mechanical precision pressure regulating valve 3 are controlled together. Determining a coating path: the coordinates are determined by three-dimensional simulation of the coordinates by software WINCAPS III or by manual adjustment to the workpiece position by a teach pendant. Ensuring high precision: the position precision of the industrial multi-axis robot 6 can reach three decimal places (0.001 mm); the diameter of the paint discharging needle head 36 of the mechanical precise pressure regulating valve 3 can be the lowest (the paint discharging needle head 36 can be replaced).
As shown in fig. 5, the design principle of the device of the present invention is: the air source supplies air to the low-pressure paint supply device 4 and the paint discharge controller 12 through the air path; the low-pressure paint supply device 4 contains paint, has stable and adjustable pressure, and is connected with the mechanical precision pressure regulating valve 3 through a pipeline to supply the paint; the paint discharge controller 12 is provided with an electronic unit for controlling an air flow switch and an air pressure regulating valve, is connected to the air path of the mechanical precision pressure regulating valve 3, and controls the discharge and stop of the paint by air pressure regulation. The multi-stage feeding control system consisting of the low-pressure paint supply device 4, the paint discharge controller 12 and the mechanical precise pressure regulating valve 3 can discharge paint at low speed, uniformly and stably.
The robot controller 13 controls the opening and closing of the paint discharge controller 12 (paint discharge controller switch 1) by a program and a signal to cause the mechanical precision pressure regulating valve 3 to discharge/stop discharging paint at an appropriate position and at an appropriate timing; the mechanical precision pressure regulating valve 3 is connected with the industrial multi-axis robot 6 by controlling the path setting and the movement of the industrial multi-axis robot 6 by a program, so that the movement along the coating path with high precision is realized.
As shown in fig. 6, the main program directly controls the operation, interruption and stop of the whole control system; the main program consists of a starting program, a stopping program and an emergency stopping program, is a primary control program and is started along with starting; the running of the sub-routine can be interrupted or continued directly. Wherein the emergency stop program can directly interrupt the operation of the whole equipment; the subprogram is a secondary control program for controlling the discharge and stop of the paint, the coating path and the running speed of the industrial multi-axis robot 6; wherein, the paint discharging and stopping program signal is transmitted to the relay set 11, one module in the relay set 11 controls the switch of the paint discharging controller 12 (controls the paint discharging and stopping); a coating path program directly transfers the industrial multi-axis robot 6 to drive the mechanical precision pressure regulating valve 3 to move; the movement speed of the mechanical precision pressure regulating valve 3 driven by the industrial multi-axis robot 6 is set by a subprogram, is the movement speed passing through a coating path and is realized by the participation of a moving part device.
As shown in fig. 7, after the start button of the device of the present invention is pressed, a set of modules of the relay set 11 transmits a signal to the controller of the industrial multi-axis robot 6, and the start program in the main program responds to start the corresponding subprogram, which invokes the moving part of the device to move along the predetermined path and at a certain speed; the paint discharge controller 12 is activated to open and close the paint discharge switch (controlled by a switch signal from the relay unit 11). The industrial multi-shaft robot 6 drives the mechanical precision pressure regulating valve 3 to move along a set coating path at a set running speed; the paint discharge controller 12 controls the discharge and stop of the paint by opening and closing a paint discharge switch at appropriate timing and by acting on the mechanical precision pressure regulating valve 3 through an air pipe. And moving part of the device along a set path, coating until the coating path is completely finished, returning to the initial position, and finishing the whole working process.
in the normal working process, a stop button is pressed, a signal is transmitted to the robot controller 13 through the relay unit 11, the program response is stopped in the main program, namely, the equipment operation is interrupted, and the operation is continued by pressing the start button again; in the normal operation process, the emergency stop button is pressed, a signal is transmitted to the robot controller 13 through the relay unit 11, the emergency stop program in the main program responds, the equipment operation is interrupted, the start button is pressed again, and the equipment is restored to the initial state firstly and then starts to work again.
Claims (7)
1. An automated painting apparatus with low flow rate and high precision, characterized by comprising a paint discharge controller (12) and a robot controller (13); the robot controller (13) controls an industrial multi-axis robot (6), the paint discharge controller (12) acts on a mechanical precision pressure regulating valve (3), the mechanical precision pressure regulating valve (3) is also connected to a low-pressure paint supply (4); wherein the mechanical precision pressure regulating valve (3) is fixed on an industrial multi-shaft robot (6), and the coating material discharge controller (12) is controlled by a robot controller (13);
The low-pressure paint supply device (4) comprises a safety valve (41), a discharge hole (42), a supply device air inlet hole (43) and a pressure regulator (44); the mechanical precision pressure regulating valve (3) comprises a first pressure regulating valve air hole (31), a second pressure regulating valve air hole (32), a first feeding hole (33), a second feeding hole (34), a pressure regulating knob (35) and a paint discharging needle head (36); the coating material spitting controller (12) comprises a controller air inlet hole (121), a continuous air outlet hole (122), an adjusting air inlet hole (123) and a pressure adjusting knob (124);
The air source is respectively connected with the air inlet hole (43) of the supply device and the air inlet hole (121) of the controller through an air pipe; the discharge hole (42) of the low-pressure coating material supply device (4) is respectively connected to the first feeding hole (33) and the second feeding hole (34) through coating material pipes; the continuous air outlet hole (122) is connected to a first pressure regulating valve air hole (31), and the regulating air inlet hole (123) is connected to a second pressure regulating valve air hole (32);
The pressure regulator (44) of the low-pressure paint supply device (4) is used for regulating the air pressure in the low-pressure paint supply device (4); the pressure adjusting knob (124) of the paint discharge controller (12) is used for adjusting the air pressure in the paint discharge controller (12).
2. An automated painting apparatus with low flow rate and high precision according to claim 1, characterized in that a device switch (9) is provided for controlling the on/off of the entire automated painting apparatus.
3. an automated painting apparatus with low flow rate and high precision according to claim 1, wherein a paint discharge controller switch (1) is provided for receiving a signal from a robot controller (13) to cause the mechanical precision pressure regulating valve (3) to discharge/stop discharging paint at a proper position and timing.
4. An automated painting apparatus with low flow rate and high precision according to claim 1, characterized in that the industrial multi-axis robot (6) is fixed to the work platform (2).
5. an automated painting installation with low flow rate and high precision according to claim 1, characterised in that the mechanical precision pressure regulating valve (3) is fixed to an L-shaped connection plate (5), the L-shaped connection plate (5) being fixed to the industrial multi-axis robot (6) by means of a flange (7).
6. An automated painting apparatus with low flow rate and high precision according to claim 2, characterized in that a relay set (11) is provided, said relay set (11) transmitting a signal to the robot controller (13) in response to the activation or deactivation of the apparatus switch (9).
7. an automated painting apparatus with low flow rate and high precision according to claim 6, characterized in that the robot controller (13), the paint discharge controller (12) and the relay group (11) are disposed in the control box (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920264492.3U CN209735849U (en) | 2019-03-02 | 2019-03-02 | Automatic coating device with low flow rate and high precision |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920264492.3U CN209735849U (en) | 2019-03-02 | 2019-03-02 | Automatic coating device with low flow rate and high precision |
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| CN209735849U true CN209735849U (en) | 2019-12-06 |
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| CN201920264492.3U Active CN209735849U (en) | 2019-03-02 | 2019-03-02 | Automatic coating device with low flow rate and high precision |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847971A (en) * | 2019-03-02 | 2019-06-07 | 西华大学 | One kind having low flow velocity and high-precision automation application device and method |
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2019
- 2019-03-02 CN CN201920264492.3U patent/CN209735849U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847971A (en) * | 2019-03-02 | 2019-06-07 | 西华大学 | One kind having low flow velocity and high-precision automation application device and method |
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