Finishing robot UNI-CLEVER model L/P

The UNI-CLEVER painting robot, model L/P, is an advanced automatic finishing machine designed for continuous operation. The main conveyor is covered with paper with a vacuum paper holding function, ensuring maximum cleanliness of the left side of the painted detail. The painting robot is also equipped with a scanner that recognizes the location, width and length of the painted elements, thanks to which the paint application is extremely precise, saving painting materials and minimizing the amount of over-spray.

Finishing machine dedicated to:

The painting robot can be used also in the following industries:

Plastics
Stairs elements
Glass and mirrors
Small spatial elements and shapes

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robot lakierniczy z papierem cały

robot lakierniczy z papierem

robot lakierniczy z papierem całość

robot lakierniczy z papierem załadunek

What makes the L/P finishing machine stand out?

The painting robot works in a continuous mode and the use of the paper in the painting zone, allows you to keep the interior of the painting booth clean.

Painting line solutions

Our finishing machines are configurable with other painting equipment, such as dryers, and can create painting lines.

Operation in pass-through mode

Thanks to the continuous construction of the painting robot, the interference of third parties in the painting process is limited to a minimum, which has a positive effect on the quality of the painted elements.

Paper

The paper prevents contamination of the painting device’s interior, saving time in cleaning the machine before loading the next batch.

Finishing robot UNI-CLEVER model L/P

General information

The finishing robot is designed for continuous operation and enables the integration of its work with other devices, creating a painting line
The finishing device has a separate loading and unloading zone located outside the device and a painting zone located inside the device
The operation of the device is integrated with the operation of the input and output conveyors
The main conveyor in the painting zone is covered with paper and is equipped with a vacuum holding function to maintain maximum cleanliness of the details and shorten the time needed to prepare the device for operation and complete its operation
The operation of paint guns placed in a closed cabin of a paint robot is possible in five axes (X, Y, Z, A, B)
It is possible to set various operating modes to optimize the efficiency of the entire painting process
It is possible to place the device in existing painting booths, using a previously installed air supply and exhaust system

Painting materials

The painting robot is intended for the application of virtually all types of painting materials available on the market, including such as:
- Stains: water-based, nitro-based, spirit-based, solvent-based
- Varnishes: polyurethane, acrylic, nitro, water-based and water-based UV
- Paints and enamels
- Liquid adhesives used for gluing “finish” foils
It is possible to apply paint materials using low and/or high-pressure technology in order to select the best application parameters for a given paint material

Main structure and external casing

The case of the device is made of a steel frame with a welded structure to ensure the highest stiffness and durability of the device during dynamic operation of the painting head for many years of operation
The frame structure of the device is covered with paint with increased resistance to paint materials and cleaning agents recommended for use in UNISON devices
The compact design of the painting robot along with accessories and equipment minimizes the amount of space necessary for its installation and ongoing operation
Placing the painting head in a closed painting cabin increases the operator’s comfort, limits the spread of odors accompanying the painting process and allows you to control the air flow in the painting zone
The large glazing area of the painting booth allows ongoing monitoring of the painting process
The automatic gate (loading/unloading) increases the cleanliness inside the painting booth and reduces the amount of contamination in the painting zone and around the device
The service door facilitates the operator’s access to the interior of the painting robot and is integrated with an emergency shutdown system if the door is opened during operation

Inside of the finishing robot cabin

Inside the closed painting booth there is a detail painting zone with a painting head located above the main conveyor
Lighting is installed in the internal ceiling of the cabin, which allows the operator to observe the operation of the painting head and monitor the painting process
In the painting zone there is also a main conveyor on which details to be painted and extraction filters are placed

Main conveyor in the painting zone

The main conveyor is located inside the painting booth
The main belt conveyor, additionally covered with paper, allows for painting details placed each time on a clean conveyor belt
Vacuum holding of the paper increases the effectiveness of its adhesion to the main conveyor and limits the leakage of paint materials onto the lower surface of the painted elements
Vacuum holding the paper additionally helps maintain details when applying varnish materials
The operation of the paper tensioning system is synchronized with the used paper roll drive and the clean paper roll brake, which automates and optimizes the rewinding process.
Paper rewinding is activated only when loading and unloading parts to minimize paper consumption

Type of conveyor	belt
Type of conveyor cover	smooth perforated belt covered with paper
Lenght	3.000 [mm]
Width	1.500 [mm]
Height	900 [mm]
Paper width	1.500 [mm]
Moving speed	to 6 [m/min]
Conveyor driver	electric motor with gear, controlled by an inverter
Engine power	0,25 – 1,1 [kW] (depending on width, length and load)

Painting circuits and systems inside the finishing robot

It is possible to install up to 6 paint circuits without circulation of paint material or up to 3 paint circuits with circulation to enable various configurations of paint systems
The diameter of the painting pipes is optimally selected to suit the painting processes and the painting materials used
It is possible to use the so-called systems quick color change and small low-pressure tanks installed at a short distance from the guns to save time when changing the color or type of varnish and to minimize losses of varnish materials during their change
It is possible to integrate mixing and dosing systems for individual paint components (2K and 3K systems) to select their operating mode from the operator panel of the painting robot

Painting head and its accessories

The painting head located in the painting zone allows for various painting processes
The painting head is designed to mount various types of automatic painting guns (pneumatic, hydrodynamic, hydrodynamic with air cover, etc.)
It is possible to install up to 5 painting guns on the painting head in order to carry out as many painting processes as possible without the need to dismantle the guns
Automatic paint guns are designed for applying paint materials with set operating parameters, minimizing their consumption, reducing the time of the painting process and the consumption of extraction filters
It is possible to mount paint guns in various ways (e.g. movable/rotary or fixed guns) to best suit the painting processes
It is possible to apply the paint material in different directions in relation to the painted surface, e.g. painting “in advance”, “back” or perpendicular to the surface
Paint guns with the paint head can perform programmable movements, moving linearly along the X, Y, Z axes and rotating around their own vertical (A) and horizontal (B) axes
Pressure regulators installed close to the spray guns enable precise setting of the working pressure and minimize pressure drops in the pneumatic lines
The service position of the painting head enables ongoing maintenance of the painting equipment by the operator

Number of painting heads	1 [pc.]
Paint lines from the connections on the paint head to the guns	YES*
Pneumatic cables for controlling paint guns	YES*
* if the painting equipment is delivered by UNISON. Otherwise – within the scope of implementation by the Ordering Party.

Drives of individual axes

When operating paint guns, up to 5 drive axes of the device are used
Movements of guns and spray head
- X axis – movement of the painting head along the main working axis of the device, i.e. along the direction of movement of the elements
- Y axis – movement of the painting head transversely to the direction of movement of the elements
- Z axis – movement of the painting head in the vertical direction
- A axis – rotation of the spray guns on the spray head around the Z axis
- B axis – tilt of the spray guns in the vertical plane
The individual axes are driven by servo drives with smooth speed control
It is possible to adjust the speed of the painting head every 1 [m/min] and the operating angles of the guns every 1 degree (depending on the given axis)
The speed of the head and the operating angles of the guns are determined from the device’s operator panel

The speed of the painting head along the X axis	to 90 [m/min]
The speed of the painting head along the Y axis	to 90 [m/min]
The speed of the painting head along the Z axis	to 30 [m/min]
The angle of rotation of the spray guns relative to the A axis	360 [degrees]
The angle of rotation of the spray guns relative to the B axis	120 [degrees]
Number of simultaneously driven axes during painting	1 to 5

Operation of the finishing machine

The main operating parameters of the device are controlled via the operator screen
The size of the operator screen with a diagonal of approx. 15″ allows you to view all necessary information and parameters related to the operation of the painting robot
The functionality of the operator screen ensures quick, simple and intuitive operation of the painting robot
The operator panel is located near the painting zone, on the loading side of the device
It is possible to place the operator panel on a side of the device convenient for the operator (on the left or right when looking from the loading zone), in order to optimize communication around the device and accelerate operator activities
The PLC controller is responsible for the current operation of the device and its individual modules
The PLC controller functions as an industrial computer, controls individual elements and subassemblies of the device and synchronizes their work
Intuitive software created by the UNISON team enables easy and quick operation of the device and ensures repeatability of painting processes
It is possible to save and select various painting programs that are responsible for the process of painting the side surfaces of details or horizontal surfaces of elements to be painted in order to simplify operator work and limit the possibility of interference in the previously established painting process
The device is usually operated by 1-2 trained people who are able to effectively operate the device and conduct the painting process, significantly reducing employment costs
The final number of staff depends on the intensity of operation of the device, the operating mode of the device and the operator skills of the employees operating the device
Service and inspection doors facilitate daily operation of the device by the operator and maintain cleanliness inside the cabin, and enable quick replacement of supply filters
After connecting the device to the Internet connection, there is a possibility of quick service and diagnostic support by the UNISON team (connection to the Internet connection on the Ordering Party’s side)

Installation side of the operator panel (determined when looking at the device from the loading side	Left/Right
Finishing programmes	Surface painting along the X axis Surface painting along the Y axis Cross varnishing of surfaces (X+Y) Surface painting in the so-called attack Edge varnishing Edge varnishing in the so-called attack Painting “hidden” handles
Numbers of operators preffered	1-2 people, e.g. device operator + assistant (depending on the expected performance of the device and work organization)

Details scanning

The device is equipped with a scanner of elements intended for painting
The scanner allows to recognize any number of elements intended for painting
The scanner’s task is to automatically recognize the length and width of the painted elements and their position in relation to the main conveyor
The scanner works in automatic mode, with quick exchange of information with the device controller
The scanner is placed in front of the painting zone to reduce possible contamination and extend the durability of its operation

Scanner type	2D or 3D (depends on configuration)
Scanner resolution	5 [mm]

Air supply and air intake system

The painting device allows to manage the supply air flow in order to carry out the painting process in controlled and repeatable quality
The air intake located in the upper part of the finishing robot supplies the device with fresh air, usually taken from the painting production area, which significantly reduces the costs of its preparation
A blower fan with adjustable performance is located in the “clean zone” between the air intake and first-stage filters and the second-stage supply filters, in the upper part of the finishing robot
The location of the fan in the “clean zone” extends its durability and reduces the frequency of servicing
The efficiency of the blower fan is controlled by coupling the fan motor with the inverter
The efficiency of the blower fan is regulated by the robot’s operator panel
It is possible to easily set overpressure, underpressure or balanced pressure (in relation to the pressure prevailing at the place of installation of the device) depending on the needs of the painting process

Supply fan power	2 x 0,75 [kW]
Supply fan efficiency	11.800 [m3/h]
Performance regulation	motor with inverter

Supply air filtration system

The painting robot is equipped with a two-stage supply air filtration system to effectively clean the fresh air from solid impurities
The supply air filtration system is installed above the painting zone, in the upper part of the painting device
The first stage of filtration is performed by a cassette filter placed between the air intake and the blower fan
The second stage of filtration is carried out through non-woven filters placed in the ceiling part, inside the finishing booth
The structure of the filtration system allows for easy and quick replacement of supply filters
The class of supply filters is adapted to the painting process implemented in the company

First stage of filtration (filter at the air intake)	Non-woven filter with cassette structure
Second stage of filtration (ceiling filter)	Filter made of synthetic non-woven fabric

Air exhaust system

The air exhaust system is responsible for collecting contaminated air from the painting zone
Air extraction is performed by an exhaust fan
A variable capacity exhaust fan allows to set the optimal airflow for a given painting process
Fan performance regulation is achieved by controlling the operation of the motor with an inverter
The efficiency of the exhaust fan is regulated from the device’s operator panel
The exhaust fan is installed next to the painting machine
It is possible to place the exhaust fan on the left or right side of the device when looking from the loading area to ensure maximum space for the operator and freedom of movement around the device
By adjusting the fans (supply and exhaust), it is possible to set overpressure, underpressure or balanced pressure (in relation to the pressure in the painting area) depending on the needs of the painting process

Exhaust fan power	1 x 3,0 [kW]
Exhaust fan performance	10.000 [m3/h]
Dimension of the exhaust pipe of the exhaust fan	500 x 315 [mm]
Fan performance regulation	Motor with inverter
Side of installation	Left / Right

Exhaust air filtration system

The exhaust air filtration system is based on a dry filtration system
Filters are placed on both sides of the main conveyor, inside the painting booth, to effectively clean the air of paint dust and discharge paint fumes to the air ejector
The painting robot is equipped with a two-stage exhaust air filtration system
The first stage of filtration is carried out by a cardboard, pleated, perforated filter (Andrea type), placed directly next to the painting zone
The second stage of filtration is performed by a “paint stop” non-woven filter placed under the Andrea filter
Forced air circulation, achieved by the mutual operation of the air blowing and extraction systems, has a positive effect on the quality of the painting process

Electrical and control switchboard

The device’s electrical switchboard and control cabinet are integrated and incorporated into the device to save space around the device.
Minimizing the number of electrical and connecting cables between the painting robot and the switchgear and control cabinet increases the safety of the operation of the device
The electrical switchboard equipment and automation elements responsible for the operation of the device come from renowned international manufacturers

Technical and operational parameters of the finishing robot

Dimensions and parameters of the painting field

Lenght	2.800 [mm]
Width	1.100 [mm]
Weight of the painting elements	to 100 [kg]
Numbers of painted elements	any

Dimensions of painted elements

Lenght	300 - 2.800 [mm]
Width	50 - 1.100 [mm]
Hight	to 300 [mm]

Finishing robot dimensions

Lenght (without conveyors)	5.025 [mm]
Widht (without conveyors)	2.585 [mm]
Height	3.080 [mm]

Minimum room dimensions for machine installation

Lenght	13.000 [mm]
Width	4.500 [mm]
Height	3.300 [mm]

Finishing machine weight

Weight	6.120 [kg]*
* weight may change depending on machine configuration

Compressed air connection

Pressure	6-8 [bar]
Compressed air consumption	about 800 [l/min.] (without painting guns)

Electrical connection

Electric voltage	3 x 400 VAC / 50 Hz
Installed power	17,85 [kW]* (depends on the final configuration of the machine)
Estimated electricity consumption	at the level of 40-60% of the installed power (depending on the operating mode and operating conditions of the device)
Security type	C

Additional equipment

It is possible to make the painting head move together with the moving painted elements while the main conveyor is operating
An additional set of trolleys enabling quick paper replacement
Replaceable holder for mounting a second set of spray guns
A system of replaceable low-pressure tanks mounted near paint guns
Automatic cleaning system for paint guns
Painting equipment (e.g. automatic paint guns, low and high-pressure pumps, pressure tanks, etc.)

Technical drawings

YouTube

Other painting machines dedicated to

Furniture fronts

UNI-CLEVER model O/P

Robot lakierniczy wyposażony jest w stoły z obrotnicą, co skraca czas załadunku i wyładunku detali. Stoły robocze pokryte są papierem, dzięki czemu możliwe jest zachowanie maksymalnej czystości dolnej strony malowanych detali.

UNI-CLEVER L/R model

The painting robot is designed to work in a pass-through system and is equipped with a system, which makes it possible to recover excess paint deposited on the conveyor belts during painting.

Painting line for furniture fronts

A painting line may consist of a painting robot, a painting machine, a dryer, conveyors and additional equipment.