Summary of Contents for Senfeng Laser HWM Series
- Page 1 1500W-3000W Handheld Laser Welding Machine Maintenance Manual Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 1 / 40...
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Page 2: Preface
Please develop the ability to handle failures in emergency situations to ensure the safety of people and machines. If you have any questions, please contact our company in time. Do not operate the machine until the problem is resolved. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 2 / 40... -
Page 3: Table Of Contents
2.1 Overview ........................24 2.2 Maintenance Cycle ....................24 2.3 Daily Maintenance ....................25 2.4 Runtime Maintenance ..................... 25 3 LONG-TERM MAINTENANCE ..................26 3.1 Repair and Maintenance of Water and Gas System ..........26 Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 3 / 40... - Page 4 5.3.1 First-level Maintenance ....................38 5.3.2 Second-level Maintenance ................... 39 6 EQUIPMENT MAINTENANCE MANAGEMENT SYSTEM ..........39 6.1 Purpose ........................39 6.2 Range ........................39 6.3 Requirements ......................39 APPENDIX 1 CONTACT US ................... 40 Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 4 / 40...
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Page 5: Safety
Depending on the conditions, methods, and environment, any step can be considered "unsafe." Therefore, the methods and steps provided should be taken as general guidelines and may vary based on the specific circumstances. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 5 / 40... -
Page 6: Laser Product Safety Classification
1.2 Dangers during Equipment Operation Mechanical hazards Mechanical moving parts may be in danger of collision or extrusion due to human negligence or component failure. Thermal hazards Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 6 / 40... - Page 7 The red indicator light of the laser source should never be stared at as it can result in eye injuries. Laser radiation can also pose a risk of fire and explosion. Danger caused by ionizing radiation. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 7 / 40...
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Page 8: Safe Operation
If you have any questions about this manual or the equipment operation steps, please consult your monitoring personnel or contact us for assistance. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 8 / 40... - Page 9 Please designate a responsible person to manage this manual to prevent loss or damage. In case of loss or damage to this manual, please provide the equipment's model and serial number and contact our company for a paid replacement. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 9 / 40...
- Page 10 EMERGENCY STOP button, your company should establish clear measures to address emergency situations in advance. EMERGENCY STOP To avoid serious personal injuries while operating machine tools, please wear appropriate clothing. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 10 / 40...
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Page 11: Equipment Control
Set up and manage the equipment control area and control the operation buttons. Maintain equipment inspections, repairs, and service records. Conduct safety education regarding the equipment. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 11 / 40... - Page 12 Laser beam characteristics, hazards to individuals, preventive measures, and relevant regulations. Hazards associated with high-voltage circuits and preventive measures for handling power supplies. Safety precautions during laser welding, prevention of hazardous operations by other workers. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 12 / 40...
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Page 13: Security Settings
1.4 Security Settings 1.4.1 Control Area Settings Equipment monitors should oversee the laser control area and strictly prohibit entry by any personnel other than the laser Warning operators. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 13 / 40... - Page 14 If necessary, install an interlocking switch door. Safety enclosures and interlocking switch doors should be prepared by the user: Prepare a suitable fire extinguisher. Install ventilation, dust collection and exhaust equipment as well as deodorant. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 14 / 40...
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Page 15: Safety Equipment
On the right side of the laser welding machine Power on/off key switch On the welding machine control panel Alarm display Touchscreen Tri-color warning light Located on the operation panel of the welding machine Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 15 / 40... - Page 16 Rotate it to the "Off" position, remove the key, and the power supply is turned off, rendering all operations related to the robot and laser welding machine invalid. This key should be controlled by authorized personnel or equipment monitors. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 16 / 40...
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Page 17: Safety Precautions
Special attention is required, and operation should be carried out by qualified electrical engineers. Do not touch any area marked with this warning sign, and avoid operating switches or keys with wet or dirty hands! Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 17 / 40... -
Page 18: Overview
Before completing the grounding process, the main circuit breaker of the facility must be switched off and should not be switched on until the work is finished. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 18 / 40... - Page 19 Ensure all screws and plugs are securely and reliably connected. Wipe off any water and dust on the equipment. Ensure there are no leaks of water or oil around the equipment. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 19 / 40...
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Page 20: Precautions Before Operation
Verify that there are no abnormal sounds coming from the laser welder. Verify that the cooling fans in the electrical cabinet are rotating properly. Ensure that no flammable substances are left in the laser control area. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 20 / 40... -
Page 21: Precautions During Operation
When performing laser welding, wear designated protective clothing and goggles to prevent serious personal injury. Prior to operation, provide ventilation, dust collection, and exhaust devices for smoke and gases. Otherwise, lung function may be severely affected. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 21 / 40... -
Page 22: Precautions During Maintenance
Both the laser source and the control unit have lethal voltages. Contact with these parts will cause serious accidents. Before inspecting these units, make sure the Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 22 / 40... - Page 23 12. Gloves must be worn when cleaning welding debris and iron slag. 13. Comply with the regular inspection items described in this manual. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 23 / 40...
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Page 24: Maintenance
For machine tools, an initial inspection should be performed after 24 hours of first-time use, followed by another inspection after 100 hours. Subsequently, a Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 24 / 40... -
Page 25: Daily Maintenance
Then, turn off the main power supply for the laser welding machine. 2.4 Runtime Maintenance Before operation, check the laser welding machine according to the daily inspection requirements. If there are any unusual sounds, stop the machine Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 25 / 40... -
Page 26: Long-Term Maintenance
Part 1: Cooling water from the chiller unit enters the laser source, cools the laser components through an internal heat exchanger, and then returns to the chiller unit. Part 2: Cooling water is used to cool the welding head of the optical system. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 26 / 40... -
Page 27: Water Chiller Maintenance
---Valves and pipes: All are stainless steel or high-pressure hoses. Galvanized materials cannot be used. Use stainless steel clamps for pipe joints. ---External water pipe of laser source: pressure-resistant rubber pipe with an inner Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 27 / 40... - Page 28 Close the drain valve and fill the tank with purified water. Pay attention to the water level gauge and fill the water up to 85%-95% of the total capacity of the tank. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 28 / 40...
- Page 29 Regularly clean and replace the filter as needed. Use the manufacturer-approved standard filter for replacements. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 29 / 40...
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Page 30: Repair And Maintenance Of Electrical Connections
Check the stability of the power supply voltage and maintain a clean, tidy, and well-ventilated electrical cabinet for the laser welding system. Inspect the integrity and safety of all circuit components. 3.4 Inspection and Cleaning of Optical System Precautions Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 30 / 40... - Page 31 Be as careful as possible when removing the lens to prevent collisions and falls, and do not apply any force to its coated surface. The lens holder should be clean. Use a Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 31 / 40...
- Page 32 foreign matter on the lens again. Steps to clean lenses Steps to clean the lens with lens paper: Use a blower to blow off the dust on the lens surface. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 32 / 40...
- Page 33 Proper storage can keep the quality of the lenses intact. The storage environment temperature is 10~30℃. Do not put the lens into a freezer or similar environment, otherwise condensation and frost will easily damage the Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 33 / 40...
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Page 34: Repair And Maintenance Of Laser Source And Its Optical Paths
(a. Use anhydrous ethanol with a purity of 99.9% or higher; b. Use lint-free cotton swabs, do not use regular cotton swabs as they may leave lint and cause secondary contamination of the lens). Power on/off sequence Power-on sequence Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 34 / 40... - Page 35 Investigate the cause and reach out to our staff if necessary. During extended laser source usage, clean cooling water pipelines, maintain laser source cleanliness, and regularly replace chiller cooling water. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 35 / 40...
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Page 36: Maintenance During Long-Term Storage
Ethylene glycol content (%) Freezing point (℃) Recommended: Use Clariant's Antifrogen N antifreeze in a 3:7 ratio (3 parts antifreeze, 7 parts water). This mixture can resist freezing down to -20°C. Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 36 / 40... - Page 37 Note: Excessive gas pressure for drainage can damage the laser source. High concentration of antifreeze can increase water circulation resistance. Special Reminder: If the customer fails to follow our antifreeze instructions strictly, any Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 37 / 40...
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Page 38: Equipment Maintenance
The goal of equipment maintenance is to ensure its optimal condition, meet production requirements, and maintain cleanliness, lubrication, and safety. 5.2 Range It is suitable for maintenance of SENFENG laser welding equipment. 5.3 Requirements 5.3.1 First-level Maintenance Operators must perform daily equipment inspections and maintain records according to the inspection form before their shifts. -
Page 39: Second-Level Maintenance
The purpose is to expedite the resolution of equipment failures by maintaining detailed records of the issues and analyzing their root causes. 6.2 Range It is suitable for maintenance of SENFENG laser welding equipment. 6.3 Requirements When a malfunction occurs, operators should immediately stop production, fill out the repair form, and report the issue to the maintenance department. -
Page 40: Appendix 1 Contact Us
Appendix 1 Contact Us Jinan Senfeng Laser Technology Co.,Ltd. E-mail: senfeng@sfcnclaser.com Tel/WhatsApp: +86 13210546543 Website: www.senfenglaser.com Add: No. 1777 Kejia Road, High-tech Zone, Jinan City, Shandong Province, PRC Jinan Senfeng Laser Technology Co.,Ltd. www.senfenglaser.com 40 / 40...
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