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One. Technical Specificaiton:
1、Work Piece：Machine Parts
2、Max. Size of Workpiece：1000×1000×205mm
3、Max. Weight of workpiece：10Kg
1） Working Time：18 hours/day
2） Load Rate：90%
7、Paint Mist Treatment：Water Curtain Type
9、Baking way and drying temperature: short wave infrared radiation,
baking temperature 60～80℃.
10、Conveying Method: Underslung Conveyor, 2 point hanging.
11、 Equipment Area（L×W×H）：Please check confirmed drawing.
12、 Noisy: ≤85 dB
13、Total Power: Around 200kw
Two. Design Requirement： 1、Design Principle：
Our company follows advanced, reliable, economical and practical principles. We fully consider the workpiece's features and active use advanced and mature technology and equipment, improving its surface quality, making sure that the physical and chemical indicators of painting can reach the technical requirements.
Our equipment is in strict accordance with national standards and norms for the design, manufacture, installation, commissioning and coating.
The design meet the principle of high efficiency, multi-species production. Advanced degree, security, reliability and adequacy of painting equipment and production process design is up to international advanced level.
The design meets the rational distribution and logistics unobstructed requirements; and focus on energy-saving measures of equipment and rational use of energy.
Under high quality of the equipment and overall nice appearance of the engineering, ensure the user has a good return on investment.
Implement the relevant national policies and regulations of environmental protection and occupational safety and health, the entire project achieves the “three wastes” discharge standards and industrial hygiene standards stipulated by the state.
2、Configuration Principle ：
⑴、The whole production line uses underslung Conveyor, thus forming a enclosed type ring construction, artificial upper and lower workpiece.
⑵、Drying room is with automatic temperature control system and electric heating. electricity. Air curtain system is provided at the position of workpiece up and down.
(3)、Degreasing and rinsing use spraying system.
(4)、For a variety of painting equipment and devices which are easy to produce noise, we use anti-noise measures, to make sure the noise inside the device is 85dB (A) or less.
1、Process speeds：According to the requirements provided by the customer, process speeds≤2m/min，adjustable speed is 0.3～3.0m/min. The two ends of the workpiece are hanging under the load backrest. The distance between the two ends of load backrest is 500mm.
|1||Workpiece Load||Manpowe r||RT|
|2||Spray Degrease 1||Spraying||1.0||RT|
|3||Spray Degrease 2||Spraying||1.0||RT|
|4||Spray Degrease 3||Spraying||1.0||RT|
|5||Rinse with||Spraying||0.5||Tap Water|
|6||Rinse with water 2||Spraying||0.5||Tap Water|
|7||Water Drying||Infrared Radiation||7.5||60～80|
|9||Painting||Manpower||2/ one side||RT|
|11||Paint Baking||Infrared Radiation||30||60～80|
|13||Unload the workpiece||Manpower|
Four、Main Device Instruction:
1 、Pretreatment device before painting operation includes: Degreasing 1, Degreasing 2, Degreasing 3，Rinse with water 1, Rinse with water 2 and others.
①、Spray Degrease, 3 sets in total.
Structure: Degreasing process is in the way of spraying. The device includes a tank, shed body, oil-water separation equipment, spraying system, exhaust systems, filtration systems and other components.
Tank: It is welded by section steel and δ2.0 stainless steel plate, with a
liquid filling inlet, overflow mouth and outfall.
Shed Body: it is welded by section steel and δ2.0 stainless steel plate.
Suction device: Configuring oil pillow in degreasing tank, prompting
adsorption of excess oil left in degreaser.
spraying systems: circulating pump, piping, nozzles, etc., work pressure
and nozzle angle are adjustable. IS centrifugal pump selection; sprinkler
pipes are made of stainless steel pipe; The choice of quick-change “V”
type adjustable nozzle. The pipeline is equipped with valves, pressure
gauges and other accessories.
Exhaust system: it is consists of exhaust pipe which is made by anti-corrosion axial fan and galvanized steel components. Air duct is above the workshop roof, exhaust the waste gas out of the workshop. Filtration system: made of stainless steel mesh strainer with a total floor installed in the pump inlet, circulation piping with a Y-type filter to protect the pump running, anti-sabotage metal impurities pumps, valves and nozzles affect the results. Filter net is movable, can be easily disassembled to clean.
Main Technical Index Pumping Capacity：30—40m3/h Power：3kw Fan Delivery：3800m3/h Fan Power：0.75kw Nozzle Quantity:120 pcs Nozzle Pressure：0.1～0.2Mpa Installed power：4kw
Size of spray tank：1200×800×1000(L×W×H)
②、Rinse with water: 2 sets
Structure: The workpiece is rinsed in the way of spraying. The device includes a tank, shed body, spraying systems, filtration systems and other components.
Tank: It is welded by section steel and δ2.0 stainless steel plate, with a liquid filling inlet, overflow mouth and outfall.
Shed body: It is welded by section steel and δ1.2 stainless steel plate. Plug-in architecture.
spraying systems: circulating pump, piping, nozzles, etc., work pressure and nozzle angle are adjustable. IS centrifugal pump selection; sprinkler pipes made of stainless steel pipe, the choice of quick-change “V” type adjustable nozzle. The pipeline is equipped with valves, pressure gauges and other accessories. Filtration system: made of stainless steel mesh strainer with a total floor installed in the pump inlet, circulation piping with a Y-type filter to protect the pump running, anti-sabotage metal impurities pumps, valves and nozzles affect the results. Filter net is movable, can be easily disassembled to clean.
Main Technical and specification: Pumping Capacity：30—40m3/h Power：3kw Nozzles Quantity:120 pcs Nozzle Pressure：0.1—0.2Mpa Installed Power：4kw
Size of sprinkle tank：1200×800×1000(L×W×H)
It is made of drying room, heating system and other components.
Water drying and paint baking room are shared in two floors, the bottom for water drying, the top layer is for paint baking room. The day the body uses to make steel skeleton. The whole ceiling chooses 75mm thick rock wool to ensure that the temperature difference between outer wall of the drying room and room temperature is less than 10℃. Outer surface of wall is blue outer surface, the inner surface is white. Inside and outside layers are power coated zinc plated steel sheet ; The middle is filled with rock wool material; Inner and outer panels and insulation material are integrally pressed together. Heating system: directly heated by shortwave infrared radiation. Automatic temperature display, manual adjustment control. Digital temperature meter is used for temperature protection.
Main Configuration and Specification
Temperature: 60-80℃ (Adjustable) Temperature difference: ±5℃
Temperature of Outer wall: ≯Room Temperature 10℃ Heating Power：30KW Installed Power: 30KW
Size inside Baking Room：15000×1200×2600（L×W×H）
3、 Painting: 1 sets
In order to make full use of floor space, the painting room is built under the paint baking room. It is made of section steel, panel and δ1.5 galvanized plate. It includes a room body assembly, air intake and exhaust system, mist treatment systems, air-water separation systems, lighting, water system and other parts. Set direct and reverse painting position ensures that both sides of the workpiece can be no dead ends when
painting. The wall of room is manufactured by square tube and 50mm thick rock wool. The bottom of the room has sump with dug structure. Workers operate in the room. The lighting device with flame proof lighting boxes is mounted on the top side of the room body. Access doors and windows for lighting are installed on the right position of the room. Air intake filtering system is available on top of the ceiling of room. Selection of 4-72 exhaust fan, exhaust system includes the exhaust fan, platform, damper for wind adjustment and wind pipe, which can push the treated exhaust air out of the room from top of the roof. Wind pipe is made of galvanized steel and angle iron. According to the requirements for painting, room inside is slightly positive pressure. In order to ensure a slight positive pressure inside the room when painting, considering mist filter layer drag and tubing resistance along the way and other factors, the design equips a set of exhaust systems, exhaust volume 12000m3 / h, in order to maintain the room inside at a slightly positive pressure status. Equipping with Taiwan 4-72 centrifugal fans ensure of use of long service intervals, and high efficiency.
Mist processing system consists of the water curtain, sprinklers and gas-water separation devices and other components. Curtain plate is 1.5mm stainless steel plate; sprinklers consists of atomization nozzle and the steel tube; gas-water separator installations is made of section steel
and galvanized sheet. Water circulation system consists of pumps, piping, valves and other components. Pool: Customer is responsible for the basic construction, we provides drawing. Basic construction includes filter systems, water filling mouth and exhaust liquid outlet. And it is also equipped with a paint sludge treatment ponds, water that is at the bottom of the spray booth can be recycled after treatment in the circulating pool. Lighting system: the lamp is installed in a closed box and then install them on the top of the room ceiling inside. Main Technical Specification Wind Tunnel Speed：0.5-0.6m/s Intake Air Rate：13000m3/h Exhaust Air Rate：12000m3/h Pumping Capacity：25m3／h Luminance ：500 LX Installed Power：7 kw
4、Paint Baking Room
Equipment consists of: room body, heating systems, hot air circulation system and control system.
Room body is of the bridge structure. Water drying and paint baking room are shared in two floors, the bottom for water drying, the top layer is for paint baking room. The day the body uses to make steel skeleton. The whole ceiling chooses 75mm thick rock wool to ensure that the temperature difference between outer wall of the drying room and room temperature is less than 10℃. Outer surface of wall is blue outer surface, the inner surface is white. Inside and outside layers are power coated zinc plated steel sheet ; The middle is filled with rock wool material; Inner and outer panels and insulation material are integrally pressed together.
Heating system: directly heated by shortwave infrared radiation. Automatic temperature display, manual adjustment control. Digital temperature is used for temperature protection.
Hot air circulation system: circulating fan and air duct, outdoor part use 50mm thick rock wool insulation process.
Main Configuration and Specification
Temperature: 60-80℃ (Adjustable)
Temperature Difference: ±5℃
Out Wall of Room Body: ≯Room Temperature 10℃
5、 Conveying Device
Considering the weight of the workpiece and hanging manner, we use QXG-250 type hanging conveyor, pitch 250mm, single point lifting weight 50kg. The chain uses linear single-drive, heavy hammer tensioning device. The drive under is frequency control, track materials is C-shaped steel, the entire line at all manual operating stations are equipped with emergency
stop button and reset button. Configuration a spreader, the second rack designed by the buyer according to the workpiece characteristics, production.
Composition: The device is a continuous conveyor, which drive speed can be adjusted in the range of 0.3 ~ 3.0m / min, mainly including following parts: the driving part, part of the chain, the tensioning part, spreader part and the rail portion.
Driving parts: The power of the drive unit is transmitted to the drive wheels through Speed motor reducer. Then drive wheels drive crawler drive chain, then the finger on the drive chain will drive the “ 十” structure moving towards. Single drive is used. a single motor power is 3kw.
Chain parts: the conveyor chain is driven by the driving device, as a continuous moving parts in the track. It also has function of hanging and transmitting subjects in conveyor. Bi-directional hinge conveyor. In addition to the linear movement, the conveyor chain can move with the shape of the curve track ,to complete the space within the horizontal and vertical section. roller track ball round structures are used in the two-way movement.
Tensioning parts: the role of the tensioning device is to make the whole transport chain always maintain a stable tension during operation, and can absorb or compensate for the amount of stretching due to thermal expansion and contraction and deformation force of transport chain.
Tensioning device uses heavy hammer.
Track parts: a C-shaped steel track, straight track, horizontal curved track, vertical curved track, check rails, fittings, lubrication devices and other components.
Other instruction: z Curved rail line under the arch torsion angle of 30 ° z Curved track use anti-wear 16Mn material. z Install Checking-rail in suitable place of the catenary. z Mount rail supports in suitable distance in a suspended manner
and columns supporting way.
z Depending on the specific installation site conditions.
z Catenary can work stable, safe and reliable after commissioning.
z Overload protection parts is provided on driving device.
When the driver exceeds a set value, the limit force agency acts, cut off the power and the conveyor stops. 6、A rack by the company responsible for the secondary rack owned by the buyer. Electronic control system The main control components select domestic and international premium brands. It has the function of timed automatic drying under constant
temperature. Drying room sets temperature measurement points. Electronic control is used for temperature controlling, over-temperature audible alarm and automatically shut down heating device, to ensure absolutely safe and reliable; the entire control system is with high precision, full-featured, easy to operate, safe and reliable.
Temperature sensor for automatic temperature control, display and limit alarm.
Digital temperature controller display the baking temperature.
The temperature meter display and control needed temperature and also have the upper limit temperature alarm system.
The metal casting of the entire electrical equipment use protect access to zero. We use the protection steel to the electric equipment in the electric equipment nearby. The control system also has the following advantages: ·Easy operation, comprehensive display.
Standard control box (sealed, dust, ventilation): front door, shell be grounded, material: steel sheet, power coating.
7、Wastewater treatment：1T/h Take care of themselves by the demand side. Sewage treatment capacity of 1T / H, mounted close to the outside workshop, transported to the waste water regulation pool water through pumps, pipes. After discharge treated effluent in line with GB8978-1996 “Integrated wastewater discharge standard.”
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