130m/Min Strip Steel Color Coated Steel Coil Production Line From Nancy Du

• Production Scope: Product Line
• Condition: New
• Automation: Automatic
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• After-sales Service: Engineers Available to Service Machinery Overseas
• Pre Degreasing: 30-50ºC
• Moisture Drying Oven: 100-120ºC
• Leveling: Ordinary Temperatur
• Voltage: 380V
• Specification: 5450 X 2900 X 3400 MM
• Origin: China
• Production Capacity: 10
• Package Size: 555.00cm * 300.00cm * 350.00cm
• Package Gross Weight: 3000.000kg

Product Description

I. Product description: 
1. Design, manufacture, supply, installation, and commissioning of a production line for a 0.3mm x 130m/min (0.2-1.0 thick steel strip) color coating unit. The project is under the general contracting of Party B, who is responsible for the integrity of the project.



2. Equipment process flow and basic composition:
(1)Process and temperature requirements

NO.	workmanship	Temperature
1	Pre degreasing	30-50ºC
2	Roller brush	30-50ºC
3	Degreasing+roller brush	30-50ºC
4	Water Wash 1#	30-50ºC
5	Water Wash 2#	30-50ºC
6	Moisture drying oven	100-120ºC
7	Chemical roller coating	ordinary temperature
8	Chemical coating solution	ordinary temperature
9	Passivation drying furnace	100-120ºC
10	Air cooling	ordinary temperature
11	Back paint roller coating	Normal temperature, reverse coating head
12	Leveling	ordinary temperature
13	Oven	Furnace temperature 300 ºC/ Board temperature routine 204 (paint manufacturer)
14	Forced air cooling	ordinary temperature
15	Water cooling	Water cooling method

(2)Basic process flow
The main equipment consists of:
Manual feeding=>uncoiling units I and II=> steel strip shearing machines=>riveting machines=>flattening rollers=> tensioning machines I (S rollers),=>inlet looper tensioning machines II (S rollers)=> degreasing roller brush machines II,=>roller brush water washing I=> water washing II=>water and gas drying furnaces =>Passivation machines=> Passivation drying furnaces =>1 # Correction machine =>Tensioning machines III (S rollers),=>bottom back coating machines,=>initial coating drying ovens,=>initial coating water cooling devices=> 2 # Correction machines=> 3 # Correction machines,=>roller tensioning machines IV (S rollers)=> fine back coating machines,=>fine coating drying ovens,=>fine coating water cooling correction machines =>5 tensioning machines V (S rollers)=>outlet looper correction machines,=>6 rolls Tensioning VI (S-roll)=> steel strip shearing machine=> servo winding unit =>unloading

3.Production line basic equipment composition and main functions

No.	Name	Main function	Qty	Automation
1	Uncoiler	The spindle can be expanded or shrunk to fix the standard steel coil. The equipment is powered and used to unfold sheets into rolls with tension. The unwinding speed and tension are adjustable; The spindle can be braked.	2	Manual/Automatic
2	Entrance winding car	Used to assist in winding, transfer steel coils to the uncoiler, and insert them into the uncoiler spindle. Driven by hydraulic cylinders for walking; Operated by hydraulic system for lifting, box structure.	2	Manual/Automatic
3	Entrance scissors	Shear the joint of the steel coil	1
4	Double riveting machine	This device is used to connect the tail of the previous steel coil strip with the head of the subsequent steel coil strip. The head and tail of the front and rear steel coil strips are continuously transported through stitching and threading. This device is used for thin gauge galvanized sheets.	1	Manual/semi-automatic
5	Flattening roller	Roll and flatten the seams and curled edges of the strip with burrs.	1	Manual
6	entry looped	During the roll changing period, the uncoiler stops conveying the strip material, and relies on the unit to release the stored steel plates to maintain the normal operation of the process section. After the roll change is completed, it works in collaboration with the unwinding machine and tensioning machine 1 # to restore the storage capacity of the sheet metal in the unit while maintaining the normal speed of the process section. Effective sleeve length of about 180 meters, chrome plated roller	1	Automatic
Tensioner				tensioner
7	Tensioner 1#	During normal operation, adjust the tension of the sheet metal to the uncoiler section, and provide tension to maintain the stable operation of the production line during roll changing. Pressing roller with cylinder power	1
8	Tensioner 2#	Adjusting the tension of the pre-treatment section, double roll	1
9	Tensioner 3#	The tension between the coating and bottom coating furnaces in coordination with the tensioning machine 4 #	1
10	Tensioner 4#	Adjust the tension inside the bottom coating curing furnace,	1
11	Tensioner 5#	Adjusting the tension inside the precision coating curing furnace	1
12	Tensioner 6#	During normal operation, adjust the tension of the sheet metal to the coiling machine section, and provide tension to maintain the stable operation of the production line during roll changing. Press down roller with cylinder power.	1

4. Technical specifications of a single equipment:
(1)Uncoiler
Overall equipment description:
Cantilevered pyramid unwinding machine, used for unfolding raw material coils on the production line. The expansion and contraction of the spindle are completed by the hydraulic system. The rotation of the spindle is driven by an electric motor and a reducer.
The unwinding speed and tension are adjustable; Spindle motor anti tension braking.
Equipment composition:
The main body of the equipment includes the spindle, sector plate, shaft end rotary pair, machine base, spindle drive system, hydraulic expansion and contraction system, pressure roller, pressure roller position detection, etc.

(2)Entrance winding car
Overall equipment description:
Transport steel coils during up and down coiling. Manually place the steel coil, and then use hydraulic transmission to rotate the roller on the track. Equipped with mechanical and electrical limits. The lifting of the steel coil is completed by the hydraulic cylinder after it is in place.
Equipment composition:
The main body of the equipment includes a trolley frame, a trolley walking telescopic cover plate, a material support frame, a walking mechanism and its hydraulic drive system, a hydraulic lifting system and guidance, guide rails, etc.
Main parameters:
Carrying capacity of 15 tons
Moving speed 135mm/S
Moving distance 4500mm (designed)
Lift stroke 650mm
Lifting speed 50mm/S

(3)Open roll pinch machine 1#
Overall equipment description:
Cooperate with uncoiler 1 # to complete the roll changing and threading operation. The transmission mechanism adopts the motor upper roller driving method, and the upper roller has a pneumatic pressing mechanism. Equipped with auxiliary support plate, the lower roller adopts chrome plated roller.
After the threading operation is completed, the upper roller is lifted and the equipment is in standby mode.
Equipment composition:
The main body of the equipment includes a frame, upper roller, lower roller, pressing cylinder pair, motor, bearings, etc.
Main parameters:
Linear speed 160m/min
Press down cylinder 125mm
Gas pressure 0.5Mpa
Upper roller diameter 260mm (coated with PU)
Lower roller diameter of 300mm (steel roller, roller surface plated with hard chromium)

(4)Tensioning machine 1#
Overall equipment description:
It is used to adjust the tension between the uncoiler and the equipment during sheet conveying. Provide post tension of the strip during roll changing. Adopting a double S-roll tensioning form with pneumatic pressure rollers. Variable frequency motor, parallel axis reducer,
Equipment composition:
The main body of the equipment includes a frame, S-rollers, pressure rollers, cylinders, pressure roller frames, bearing seats, motors, encoders, reducers, couplings, pneumatic disc brakes, etc.

5.Cleaning section equipment
Overall description:
The spray channel of the cleaning and processing equipment is made of stainless steel welding.
The pre-treatment unit is composed of two roller compaction memorial archway type extruder, two sets of memorial archway type roller brush, circulating cleaning system and exhaust system.
The compression and drying machine adopts two rubber rollers and an eccentric mechanism design. The upper roller is pressed down by a cylinder without power, allowing the upper and lower surfaces of the steel plate to be transported in the sprayed liquid.
The roller brush machine adopts two nylon disc-shaped brush rollers connected by a motor and a universal joint, which rotate in reverse (or clockwise) to clean the steel plate, and the supporting rollers are pressed down by a cylinder.
The circulating cleaning system includes pre degreasing, degreasing, two water washes, and one pure water wash. The liquid used for pre degreasing, degreasing, and washing is heated in a flue gas hot water waste heat exchanger installed in the incineration system. After heating, there is a water pump circulation system to fully utilize the thermal energy of the incineration system.
The heating system is equipped with a steam direct supply backup circuit.
The water sprayed with pure water is directly replenished to Water Wash 2, and the water from Water Wash 2 overflows to Water Wash 1. After reaching Water Wash 1, it overflows and is discharged into the sewage collection tank, which is known as countercurrent rinsing technology.
Reference process flow: The steel plate entering=> the pre degreasing unit =>roller brush machine I =>degreasing=> roller brush machine II =>double extrusion dry =>water washing unit I=> extrusion dry =>pure water spray =>double extrusion dry steel plate export

6. Outlet equipment
Prepare overall instructions
Under normal conditions, the mobile trolley is located at the bottom of the loop, and no steel strip is stored inside the loop. During the winding operation of the winding machine, the outlet section stops feeding and the process section continues to transport and store the strip steel to the outlet loop to ensure continuous production.
The structural form is a vertical loop, with fixed lower rollers and walking upper rollers, and a chrome plated steel roller structure. The walking car is driven synchronously by an electric motor, reducer, winch, chain, and sprocket. The loop is equipped with deceleration point, synchronization point, and stop point detection. After exporting the loop, a centering machine is also installed.
Equipment composition: equipment steel frame, floating frame, fixed frame, chain, sprocket, reducer, counterweight box, etc

7.Hydraulic system
The hydraulic system of this line consists of 2 sets of ordinary hydraulic systems and 4 sets of servo hydraulic stations.

8.Pneumatic system
Configure air sources for all cylinders and pneumatic diaphragm pumps on the entire line. This includes air filtration, lubrication, pressure regulation, and solenoid valves used by a single device. On the movement of the cylinder, the translation cylinder and the top support cylinder are controlled by their respective directional control valves.

9.Electrical part
The design principles of automation systems are to ensure the integrity, advancement, reliability, and applicability of the system, and to facilitate future maintenance and expansion. In addition, for the reserved functions of process equipment, the automation system also has corresponding reserved functions.
The automatic control system of the unit adopts an integrated electrical and instrumentation control system. The selection of equipment shall be based on the principles of advanced, economical, practical, and reliable. Quality reliable, cost-effective, and technologically advanced equipment and components shall be selected to meet the requirements of process operation and ensure that the produced products have good quality and advanced technical and economic indicators.
For the selection principle of electronic control equipment components, it is required to follow: general electrical components, detection and control devices can use domestic equipment, and key electrical components, detection components, control devices or control components that currently have no reliable products in China should use equipment produced with imported foreign technology or imported equipment.
For automation control systems with programmable logic controllers (PLCs) as the core, a control scheme using an operation station for display and operation is adopted, and multiple simulation screens are displayed to display the production status and equipment operation of the entire unit.


II. Company profile: 
        Liaoning Jinrong Machinery Import and Export Co., Ltd. is a large group company with its own import and export rights, integrating industry and trade. The registered capital of the company is 180 million RMB. The company's subsidiaries include Metallurgical Equipment Manufacturing Company, Electric Furnace Equipment Manufacturing Company, Electrical Equipment Manufacturing Branch, Mechanical Processing Branch, and Metallurgical Design and Research Institute
        Our company can undertake turnkey projects for the design, manufacturing, installation, commissioning, and trial production of various metallurgical equipment. Our company can provide various metallurgical equipment and machinery such as mining machinery, ironmaking blast furnaces, sintering machines, coking coke ovens, converters, electric arc furnaces, ladle refining furnaces, continuous casting equipment, steel rolling heating furnaces, steel rolling production lines, steel structure factories, and cranes. Various types of mechanical equipment can also be provided
      Our company is a direct agent for large steel mills such as Ansteel, Bengang, and Fushang. We have a complete range of steel products, including pipes, plates, profiles, and wires, all of which are available in stock. If there are special specifications, material requirements, etc., we can organize and arrange ordering and selection, schedule production and rolling to ensure supply.
      Our company has a history of 30 years and has established friendly contacts with over 120 countries and regions, as well as engaged in various aspects of cooperation. We welcome customers from various countries to visit and inspect our company.

Address: :1-51-901-3041, Floor 9, Jiangsu Building, Qianyuan Emerging Market, Tiexi District, Anshan City, Liaoning Province

Total Number of Staffs		585
Total Number of Managers		40
Total Number of Technical Staffs		160
Total Number of QC Staffs		15
Total Number of workers		310
Total Number of other staffs		60
Contact person	Mr. Su	Position	president
Tel	0086-412-8554538	Mobile	0086-13700125807