1 PROGRAMMING

1. PLCcontrol program

PLCResponsible for logical control and electron beam parameter control of the vacuum program, as well as overall coordination work. The PLC control program has been re optimized to make equipment operation simpler and more convenient, and welding more precise

2. Touch control program

(1) The operation interface is a human-machine dialogue interface, equipped with a touch screen HMI electronic beam welding parameter adjustment potentiometer and electronic instrument. Various command operations, parameter adjustments, and monitoring of the welding machine are carried out through the operation consoleTo achieve.

(2) The touch screen HMI can display the operating status of the welding machine. Can provide graphical display, showing the working status, alarm status, power supply working status, and vacuum degree human-machine dialogue of vacuum system pumps and valves, supplemented by a few operation buttons to achieve equipment operation, welding parameter setting and adjustment;

(3) Welding program development, developing a complete welding processing program that can achieve coordinated and synchronized changes in motion and parameters;

(4)Welding parameter display, the main parameters of the equipment can be displayed on the screen and operation table;

(5)Welding machine malfunction information display, etc.

II Appearance of the machine tool

Overall structure, reasonable appearance design

(1)The appearance color of the machine tool can be executed according to the buyer's color code.

(2)Machine tool painting and rust prevention shall be carried out in accordance with ZBJ50011-89 and JB2545-79

III Machine performance configuration

(1)The machine tool configuration has advanced domestic level. Except for manual loading and unloading, door opening and closing, and pressing the start button, all other functions are automatically performed, with high work reliability and stability; In terms of safety, environmental protection, ergonomics, etc., it should comply with relevant national or international standards.

(2)PLC(Omron, Japan) Program control, stable and reliable. Realize fully automated program operation from vacuum establishment to welding completion.

(3)The operation interface is a human-machine interaction interface, equipped with a touch screen HMI that displays the operating status of the welding machine. Can provide graphical display to show the working status, alarm status, power supply working status, and vacuum degree of vacuum system pumps and valves.

(4)The vacuum system of the electron gun adopts the KYKY turbo molecular pump FD110 from the Chinese Academy of Sciences, and its front-end pump adopts the Nanguang direct coupled mechanical pump 2XZ-4B.

(5)The high-voltage power supply adopts a mature and reliable 40000 watt 60000 volt inverter high-voltage power supply

(6)The cooling machine adopts Tongfei Refrigeration MCW-25C-01Z

4 Main technical indicators of machine tools

1. Technical parameters of electron gun

（1） Acceleration voltage: adjustable from 10kV to 60kV, stability better than 0.2%

（2） Maximum beam power: 4kW

（3） Beam current adjustment range: 0-66mA. Resolution 0.01mA

（4） Working distance (distance from the upper side of the vacuum chamber to the workpiece): 50-400mm (depending on the gun)

（5） Focusing current: 0.3-0.8A, stability better than 0.1% (according to the design of the gun coil)

（6） Vacuum degree of electronic gun operation:7×10^-3Pa

（7） XRadiation leakage rate: ＜ 2.1uGy/h

（8） Deflection coil current: versus angle (based on the coil design inside the gun)

（9） Electronic gun（XAxial movement distance:100mmPositioning method: manual

（10） Add camera observation mechanism

2. Parameters of vacuum welding chamber

The welding chamber is integrated with the pump body and the operating platform,

（1） Welding chamber carbon steel chrome plated, thickness ≥ 25mm

（2） Room volume: 360 (length) x 350 (width) x 345mm³(Height), 0.345m³(Or modified according to the design)

（3） Vacuum degree: 7´10^-2PaThe pumping time is better than 5 minutes; Ultimate vacuum2´10^-3Pa

There is an observation window in front of the welding room for easy visual observation of the welding process. The observation window is equipped with tempered glass and lead glass for protection.

5 The machine tool can meet the following usage conditions:

(1)Voltage: three-phase five wire system, AC 380V ± 10%, 50Hz, distribution power: 8KW.

(2)Compressed air: pressure 0.3-0.6MPa

(3)Humidity: ≤ 80%

(4)Temperature: 20 ℃± 15 ℃

(5)Grounding: An independent grounding wire with a grounding resistance of less than 5 ohms

(6)Electromagnetic: Keep away from electromagnetic radiation sources

(7)Exhaust: Exhaust channels are required if necessary

(8)Cooling water: inlet water temperature ≤ 26 ° C; Water flow rate ≥ 25L/min

(9)Equipment footprint: approximately 4m x 3m

(10) Ground load: ≤ 0.8kg/cm2

VI Simplified Scheme Diagram:

1. Lateral transmission diagram

2.Vertical transmission diagram

7 Part case

1. Welding of ion implantation machine components for Shanghai Xipu Technology

2. Inverter medium voltage electron beam equipment for Hefei Science Island

3. 31 large-scale CNC high-voltage electron beam equipment in Beijing

8 After sales Service Terms

1. The maintenance and support services we provide include:

2. Fault repair measures

2.1response time

The Technical Support Service Center and related technical support service personnel jointly provide 24-hour telephone technical consultation services 7 days a week. Ensure to respond to user requests within 4 hours after a malfunction occurs and conduct preliminary diagnosis of the problem. After preliminary assessment, if it is necessary to go to the user's site to solve the problem, the contractor shall bear the cost and arrive within 24 hours. Generally, faults can be repaired within 24 hours. Serious malfunctions will be repaired within 48 hours. When encountering major technical issues, the contractor should promptly organize relevant technical experts for consultation and take corresponding measures to ensure normal operation.

2.2Technical service quality assurance measures

For the convenience of user maintenance, contractors must provide comprehensive and accurate technical documentation. Technical documents include: specific operating steps and methods for equipment installation and parameter configuration, technical data for completion acceptance, and maintenance instructions.

On site training should enable user technicians to master the relevant technical knowledge and operational skills required for operation, maintenance, and use.

After the contractor's testing work is passed and there are no outstanding issues, the trial operation work will begin.

2.3Maintenance fee standard

During the warranty period, the warranty cost shall be borne by the responsible party for causing quality defects or damages. If there is a malfunction due to our equipment, we will investigate the cause of the malfunction and repair it until it meets the final acceptance criteria and performance requirements, or replace defective materials, all of which are free of charge. After the warranty period expires, our project technicians promise to provide on-site support and services within 24 hours upon receiving a written repair notice, and only charge product cost and labor service fees.

3. training plan

In order to enable the operation and management personnel to proficiently use and manage the electron beam welding machine, our company has developed a training plan based on the characteristics of the machine, and will provide free one-day training to the buyer's personnel.

3.1 Number of trainees

Train one equipment maintenance personnel (college degree or above) and three general operators (high school degree or above) (the specific number can be adjusted according to the actual needs of Party A).

3.2 Training effect

ØUnderstand the working principle

ØCapable of installation and maintenance

ØSimple fault diagnosis and troubleshooting

ØMaster software usage

ØSenior management can maintain various software parameters

3.3 Training content

To ensure that customer operators are familiar with and understand this equipment, our company provides a three-day training period at the buyer's site. If necessary, we can increase the training time based on the actual training effect.

According to the specific situation of the project, our company's project manager will write on-site project precautions. The training target is employees who have graduated from mechatronics or related majors, or have more than 1 year of work experience in this field.