1.Unwinding
Structure
1).Dual station unwinding turret, 360°inching rotation.
2).Magnetic powder brake manual tension control.
3).The horizontal adjustment is manual
4).Air shaft
5).Auto cutting, pre-transmitting system for roll changes.
Specification| Max roll dia | Φ570mm |
| Roll horizontal adjustment | ±20mm |
| Tension set | Max 50N/m |
| Tension control precision | ±0.1kg |
| Max unwinding width | 800mm |
| Turret rotating speed | 1r/min |
Feature1).Unwinding shaft installed on the running supporter making the mechanical resistance smallest and little tension variation.
2).High precision rotation turret inside the wallboard ensures the accurate installation.
3).Air shaft, fast replacement, accurate centering.
4).Magnetic auto tension control two unwinding shaft to keep the tension stable during roll change.
5).It adopts roll change pre-transmitting system during roll change under high speed without stopping machine until the max speed, auto cutting makes the film waste less.2.Traction tensionStructure
1).Dual roller type
2).Pneumatic pressing roller connection and pressure adjustment.
3).Traction steal roller is driven by independent torque motor and triangle belt.
4).Unwinding traction steal roller is controlled by magnetic powder brake and auto tension sensor.
5).Tension floating roller potentiometer can do position inspection, with PLC and frequency converter, it realize close loop controlling.
Specification| Traction roller | Φ125m |
| Pressing roller | Φ110m, PU rubber , A65°∽70° |
| Max pressure of pressing roller | 220kg |
| Tension set | Max 25kg |
| Tension precision | ±0.1kg |
Feature
1).Dual roller type ensures the tension stable.
2).Low damping tension floating roller can absorb the tension fluctuation quickly and ensure stable printing.
3).Traction tension is set accurately by precise reducing valve..
4).Driven by triangle belt which is convenient.
3.Printing Part
Structure
1) Pneumatic shaft less printing plate installation.
2) Pressing roller is hollow type.
3) The down pressing structure of the pressing roller is swing arm type, move together with guiding roller which could do single adjustment.
4) The doctor blade is pneumatic, driven by independent synchronous motor.
5) The movement of the ink fountain is manual.
6)The driving case is closed type bevel wheel transmission case, when the power transmitted to the printing plate, it is pneumatic clutch control.
7)Automatic computerized registration, compensating roller adopts vertical movement type, the precise lead screw is transmitted by registration synchronous motor.| Printing plate length | 420-820mm(800 model) |
| Pressing roller | Φ120mm PU rubber A65°∽70° |
| Max pressing strength | 235kg |
| Doctor blade movement | ±5mm |
| Max ink-dipping depth | 40mm |
| Doctor blade pressure | 10-100kg |
Feature
1).Doctor blade adjusted in 3 direction can make the best angle.
2).Pneumatic clamping device of shaftless plate installation can improve the efficiency of plate replacement.
3).The linkage of pressing roller and guiding roller prevent the film from stretching and ensure the registration accuracy.
4).Computerized registration make the printing accuracy higher and improve production efficiency and save labor.
5).Left and right floating roller adopts lead screw, little space making reset accurate.
6).Computer registration makes the printing more accurate, improve production efficiency and save labor.
4.Drying part
Structure
1) Independent drying and suction exhausting system, air circulated.
2) Fully closed oven.
3) Electric heating
4) Intelligent continual constant temperature controlling
5) Waste air eliminating tunnel
6) Longer oven of last unit
Specification| Max temperature | 60ºC |
| The material length in the oven | 1212mm |
| Wind mouth | 9 pieces |
| Returning hot wind use rate | 0∽50% |
| Max temperature controlling precision | ±2ºC |
| Max supply air rate | 2300m3/h |
| Blower power | Intake air blower: 3kw (Each color)
Suction blower: 1.1kw (Each color) |
Specification Feature:
1) Circulated air save energy.
2) Multiple path drying prevent the film from blistering.
3) Each color auto constant temperature control, convenient and accurate.
4) Fast blowing speed and high rate of flowing make the film dried under high blowing speed and low temperature.
5) Oven is fully closed which is convenient for film going.
6) Minus pressure inside the oven keep hot air inside.
7) Outside oven increase the amount of blowing air to ensure the drying.
8) Longer oven of last unit can prevent the last color adhesive to the printing cylinder when the color cover the whole cylinder.
5.Cooling part
Structure
1) Air cooling and water cooling
2) Water cooling roller is running type, the cooling water flowing back when the roller is full of water. Air cooling adopts centrifugal blower.
3) Water cooling roller touches the surface of the printing material.
Specification| Centrifugal blower | 0.25kw |
| Water cooling roller | Φ150mm |
| Water amount | 7.68t/h |
Feature
1) Easy structure reduce the resistance of film.
2) It can cool the material completely, and get the material to its original state which is better for precise registration.
3) Big diameter water cooling roller ensures the cooling after the film is dried.
6.Rewinding
Structure
1) Dual station turret, inching rotation.
2) Two rewinding shaft is transmitted by two torque motor.
3) Rewinding air shaft
4) The horizontal adjustment of the roll is manual
5) Roll change pre-transmitting system
6) It can alarm automatically when it reaches to the set length.
7) Auto splicing and cutting.
Specification
| Max roll dia | Φ570mm |
| Roll horizontal adjustment | ±20mm |
| Rewinding motor(2 set) | Max 40N/m |
| Turret rotating speed | 1r/min |
| Tension set | Max 40N/m |
| Tension decelerating | 0-100% |
Feature:
1) Rewinding tension adjustment prevent the film from being irregular.
2) Air shaft, convenient replacing and accurate centering.
3) It adopts roll change pre-transmitting system during roll change under high speed without stopping machine until the max speed and angel. Auto cutting reduces film waste.
4) Rewinding tension adjustment can prevent the film from being irregular.
7.Frame
Structure
1) The wall board is made of high strength low stress combined alloy cast iron.
2) The guiding roller is hollow.
3) Video inspection device.
Specification| Thickness of the wall board | 70mm |
| Distance between two printing unit | 1m |
| Guiding roller | Φ56mm Φ76mm Φ100mm |
| Guiding roller length | 830mm |
| Distance between of curving line of guiding roller | 36mm |
Feature:
1) Combined wallboard with high stability.
2) Each guiding roller has line shape to prevent film from slipping during running.
3) Video inspection device let us see printing result clearly and ensure the registration accuracy.
8. Main transmission partStructure1) The main inverter motor sends the transmission to each color and drive the printing plate roller rotate by main transmission roller and several couple shaft and gear case.
2) Driven by triangle belt
3) The connecting point with gear case and each transmission shaft is flexible connection.Specification| Inverter motor power | 11kw |
| Transmission shaft dia | Φ40mm |
| Coupling | Flexible type |
Feature
1) Full load start under low speed
2) Transmission is accurate and even
9.Auto tension
3 motor closed loop tension system, PLC and man-machine centralized control
10.Lighting system
Explosion-proof lamp
11.Photo eye registration
Vertical auto registration system adopts photo eye registration system which is made in china.
Main equipment list
1. PLC Siemens,Germany
2. Man machine Hitech, Taiwan
3.Temperature controller Keqiang, China
4.Pneumatic parts Airtac,Taiwan
5.Main bearing NSK,Japan
6. Magnetic powder brake Huangguang,China
7. Rewinding traction frequency motor Siemens ,Germany
8. Low damping and precision cylinder Fujikura,Japan
9. Precise reducing valve SMC
10. Precise potentiometer Saia-burgess
11.Main motor: Frequency motor11kw Siemens,Germany
8.Rewinding torque motor 40N/m Weili,China
9.Frequency converter Yaskawa ,Japan(or Inovance ,China)
10.Auto register system Kesai,China
11.Video inspection system Kesai,China
12.Photo eye Kesai,China
13.Auto tension controller Wennew,china
14.Low voltage electrics Chint, China
15.Switch Shinuo,China
16.Centrifugal blowers China
17.Synchronous motor Xinjiefei,China
18.Explosion-proof lamp Huapu,China
Customer need to prepare
1.380V 50Hz 3 phase four line power;
2. Basic treatment;
3. Equipment for installation;
Notice: Our company preserve the rights to the above specification and has the rights of final explanation to the configuration modification without advanced notice.
Spare Parts List with machine (6colors)
| Name and description | Quantity | Notice |
| DASY-800A model rotogravure printing machine | 1 set | - Extra add one big meter display
- Static brush 8piece
|
| Operational manual | 1 piece |
| Main motor | 1 set |
| Pneumatic ink pump | 6 pieces |
| 400mm rubber roller | 6 pieces |
| 600mm rubber roller | 6 pieces |
| 800mm rubber roller | 6 pieces |
| 400mm general ink roller | 6 pieces |
| 600mm general ink roller | 6pieces |
| 800mm general ink roller | 6 pieces |
| Ink tray | 6 pieces |
| 10 inch adjustable wrench | 1 pieces |
| Soft and hard scraper | each 6pieces |
| Inner six-angle wrench | 1 piece |
| 8 inch line shape screwdriver | 1 piece |
| 17~14 open mouth wrench | 1 piece |
| 8~10 open mouth wrench | 1 piece |
| 17~19 wrench plum blossom | 1 piece |
| 22~24 open mouth wrench | 1 piece |
| Register photoelectron head | 5piece |
| Mechanical unwinding shaft | 1 piece |
| Printing plate cone ф70 | 6pairs |
| Printing plate coneф100 | 6pairs |
| Computer case | 1 piece |
| Camera assemble | 1 piece |
Pre-sales issues
01. How to get in touch with us?
Call us directly
Direct to the company: National Road 104, Songqiao Industrial Zone, Wanquan Town, Pingyang County, Zhejiang Province, China
02. How to answer technical guidance?
For some customers who need non-standard equipment, we will communicate with the company's relevant technical personnel according to the customer's specific requirements, taking into account the technical feasibility and production costs, and give customers solutions.
03. How to recommend products?
We have nearly 14 products in four series. We can also provide non-standard equipment production and new product development services according to customer requirements. According to the customer's requirements to be produced, the purpose of the product to be purchased, the environment, the purchase volume and other related conditions, we will recommend several cost-effective products for the customer to choose.
04. How to make a quotation?
Based on our company's research and development costs, production costs and customer purchases, we conduct calculations to determine the price of the product.
Problems in sale
01. About payment
After signing the contract, 30% of the total payment will be paid in advance, and the factory will accept the payment and pay the full amount of the machine for delivery.
02. About delivery time
About 45 working days after receiving the deposit (non-standard machine), the factory will re-decide whether to change the delivery date when the order is confirmed. The standard machine is generally within 30 working days after receiving the deposit
03. Order tracking
After the customer places an order, our company will send professional personnel to track the order and regularly report the production progress to the customer. Customers can check the order status on the official website (delivery query).
04. Product testing
During the production process, our company will adopt strict inspection process to ensure product quality. Through internal inspection, we ensure that the components produced by our company meet the technical requirements; through external inspection, we ensure that the components produced by our company are not subject to quality problems; and then pass the whole machine inspection to ensure that the mechanical equipment meets the technical production requirements .
05. Product packaging
Before the product is shipped, it will be packed in a strict vacuum plus bottom tray (wooden tray or steel tray)
06. Product Transportation
Products are generally shipped from Ningbo Port, China to the destination port by sea.
After sales question
01. Shelf life/warranty period of the product
The product warranty period is generally one year, and our company provides lifetime maintenance services. If the machine has quality problems, our company will help the customer to solve it through the following ways: a. Send spare parts to the customer. b. Remotely assist customers in maintenance. c. Notify our agent company to send personnel to the customer's factory for maintenance. d. Our company directly dispatches relevant personnel to the customer's factory for maintenance.
02. About transportation damage
In the process of product transportation, if product damage occurs, it is determined that our product packaging and reinforcement work is not in place, and our company will bear the corresponding losses.
03. About machine maintenance
We will contact customers on a regular basis on how to maintain and maintain the machine. For domestic customers, we will have a master to provide on-site service.
04. Problems during use
If there is any problem in the process of using the product, the customer can directly call or send an email to our after-sales department (24-hour hotline). The personnel of our department will respond immediately and make a decision on the response measures within 24 hours.
Complaint
