Precision Welding Bench
Application:Welding&Assemble
Process:CNC Machining
Surface treatment:Normal/Nitrided
Type:3D
Brand:Lemar

product introduction

The Precision Welding Bench is an ultra-accurate work platform engineered for high-precision welding, assembly, and inspection applications where dimensional accuracy is non-negotiable. Built with stress-relieved cast iron and finished through precision grinding, this bench delivers exceptional flatness, rigidity, and thermal stability that standard welding tables cannot achieve. It serves as a reliable reference surface for both welding operations and quality inspection, ensuring your finished parts meet the tightest tolerance requirements.
Designed for industries where precision directly impacts product performance, the Precision Welding Bench provides a stable, vibration-dampening work surface that minimizes distortion during the welding process. The precision-machined grid of locating holes allows for repeatable fixture setups with micron-level accuracy, making it an ideal foundation for low-volume, high-mix production as well as dedicated manufacturing cells.
product dimensions
We offer custom-made services; please contact me if you require other sizes.
|
System |
Material |
Size(mm) |
Weight(kg) |
|
D28/D16 |
HT300 cast iron/Q355 steel |
1000*1000*200/150 |
300 |
|
D28/D16 |
HT300 cast iron/Q355 steel |
1000*2000*200/150 |
520 |
|
D28/D16 |
HT300 cast iron/Q355 steel |
1200*1200*200/150 |
400 |
|
D28/D16 |
HT300 cast iron/Q355 steel |
1200*2400*200/150 |
800 |
|
D28/D16 |
HT300 cast iron/Q355 steel |
1500*1000*200/150 |
420 |
|
D28/D16 |
HT300 cast ironQ355 steel |
1500*1500*200/150 |
600 |
|
D28/D16 |
HT300 cast iron/Q355 steel |
1500*2000*200/150 |
800 |
|
D28/D16 |
HT300 cast iron/Q355 steel |
1500*3000*200/150 |
1150 |
|
D28/D16 |
HT300 cast iron/Q355 steel |
2000*3000*200/150 |
1500 |
|
D28/D16 |
HT300 cast ironQ355 steel |
2000*4000*200/150 |
2100 |
Product video
Product Advantages
1. Micron-Level Flatness Accuracy Each Precision Welding Bench undergoes multi-stage grinding and final lapping to achieve a flatness tolerance of ±0.02 mm per meter, meeting Grade 0 precision standards. This ultra-flat reference surface ensures every workpiece you weld or assemble maintains consistent dimensional accuracy, reducing scrap rates and rework.
2. Cast Iron Construction for Superior Stability Manufactured from high-quality HT300 gray cast iron with natural stress relief through aging, the bench offers excellent vibration damping and minimal thermal expansion. These properties significantly reduce welding distortion and provide a stable platform that maintains precision even under temperature fluctuations in the workshop.
3. Precision Hole System with Repeatable Positioning The 50mm grid pitch features precision-bored holes with position accuracy within ±0.03 mm. Combined with hardened locating pins and precision clamps, this system delivers repeatable setups that save time and ensure consistent results across production batches.
4. Dual-Function as Welding and Inspection Surface The bench serves double duty as both a welding work platform and a coordinate measuring reference. You can weld components on the same surface used for dimensional inspection, eliminating transfer errors and streamlining your quality control workflow.
5. Wear-Resistant Nitrided Surface Layer The working surface receives a deep nitriding treatment, creating a hard, wear-resistant layer with HV 650 to 750 hardness. This treatment protects the precision-ground surface from welding spatter, abrasive wear, and corrosion, preserving accuracy over years of heavy use.
6. Heavy-Duty Frame with Leveling System The bench is mounted on a robust steel support frame equipped with precision leveling feet and optional vibration isolation pads. This ensures the table remains perfectly level and isolated from floor vibrations, maintaining its rated accuracy in real-world production environments.

Application

The Precision Welding Bench is essential for industries and applications where dimensional accuracy and welding precision are critical requirements.
Aerospace and Aviation: Used for precision welding of aircraft components, engine parts, and structural elements where tight tolerances directly affect safety and performance.
Medical Device Manufacturing: Ideal for fabricating surgical instruments, medical equipment frames, and implantable device fixtures that demand biocompatible welding and precise dimensions.
Optical and Electronics: Provides a stable reference platform for assembling optical systems, sensor housings, and precision electronic enclosures with micron-level alignment requirements.
Tool and Die Making: Serves as a master surface for die assembly, fixture building, and precision mold components where accuracy directly impacts final part quality.
Automotive Precision Components: Used in the fabrication of fuel injection systems, transmission parts, and electric vehicle battery trays requiring high-precision welding and assembly.
Metrology and Quality Labs: Functions as a reference surface for inspection, gauging, and calibration of measurement tools and production fixtures.
Packaging

FAQ
Q1: How is the flatness accuracy verified before delivery? A: Every Precision Welding Bench undergoes flatness inspection using a high-precision electronic level and coordinate measuring machine. We provide a factory inspection report with actual measured values. Optional third-party calibration certificates compliant with ISO 17025 are also available upon request.
Q2: What is the difference between cast iron and steel welding tables? A: Cast iron offers superior vibration damping, better thermal stability, and lower thermal expansion compared to steel, making it the preferred choice for precision applications. Steel tables are lighter and more economical but are more prone to vibration and thermal distortion during welding.
Q3: How long will the precision last, and does it require recalibration? A: With proper use and maintenance, the cast iron bench retains its precision for 10 years or longer. The nitrided surface provides excellent wear resistance. We recommend annual flatness verification for critical applications, and we offer on-site calibration and resurfacing services if needed.
Q4: Can I use this bench for both welding and coordinate measurement? A: Yes, the Precision Welding Bench is designed for dual-purpose use. The Grade 0 flatness and precise hole grid make it suitable as a reference surface for manual CMM measurement, gauge inspection, and fixture verification. This eliminates the need to transfer workpieces between separate welding and inspection surfaces.
Q5: What precision accessories are available for this bench? A: We offer a full range of precision accessories including hardened locating pins, micrometer stops, precision angle plates, V-blocks with micron accuracy, dial indicator stands, and custom fixture kits. All accessories are manufactured to match the bench precision grade.
Welcome to contact us
If you are looking for a reliable precision welding solution that delivers consistent, accurate results, our Precision Welding Bench is built to meet your highest standards. Our technical team can help you evaluate your specific application requirements, recommend the optimal size and configuration, and provide detailed precision data to support your quality management system.
We offer custom sizes, specialized surface treatments, and tailored accessory packages to match your unique production needs. Whether you require a single bench for your quality lab or multiple units for a production line, we provide competitive pricing, professional installation, and long-term after-sales support.
Contact us today with your application details, tolerance requirements, and workspace dimensions. Our team will respond within 24 hours with a comprehensive quotation and technical recommendations to help you achieve the precision your products demand.
WUXI LEMAR MACHINERY
Tel: +86 510 88886966
Phone:+8615995269947
Email:evasummer@lemarmetal.com
Address: NO.280-25 Xicheng Road,Liangxi District Wuxi,CN
we are here for you
WUXI LEMAR MACHINERY EQUIPMENTS CO.,LTD
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