Assembly Operation Table Nitrided with Positioning Fixture is a high - end industrial equipment specifically designed for the precision assembly of extra - large workpieces.
Its
core values are reflected in the following aspects:
A super - large working area of 2000×4000mm (top - level size in the industry)
Overall gas nitriding surface treatment (hardness reaching over HV1100)
Integrated D28 positioning fixture system (for rapid tooling change - over)
Heavy - duty precision dual - mode platform (combining assembly and inspection functions)

1-side welding tables 5-side welding tables
D28 3D Welding Table
5-side welding tables
Material:a. HT300 casting, b. Q355 steel plate welding, c. High hardness steel plate welding, d. Stainless steel plate welding.
Aperture:A=φ28.065--φ28.149mm.
Hole spacing:L1=100±0.05mm.
Engraving:Graduation line spacing W1=100±0.05mm.
Flatness:0.1/1000mm.
Verticality:0.1/200mm.
Roughness:Ra3.2.
Load-bearing:Standard type: 2T, frame type: 5T.
Hardness:Material body hardness.
Typical application scenarios of
Assembly Operation Table Nitrided with Positioning Fixture
√Ultra-large precision assembly
Assembly of wind turbine main shaft gearboxes
Assembly of shield machine drive unit assemblies
Alignment of ship propulsion systems
√Inspection of high-value products
Measurement of aero-engine stator components
Verification of geometric tolerance of high-speed rail bogies
Assembly and adjustment of optical satellite payloads
√Special process requirements
Assembly in low-temperature environment (normal use at -40ºC)
Assembly in cleanroom class (Class 1000 environment)
Precision assembly with anti-magnetic interference

• Modular design: Install fixtures, locating pins, bolts and other tooling quickly through the D28 hole system to adapt to the processing of various workpieces.
• Flexible application:
Assembly Operation Table Nitrided with Positioning Fixture can be equipped with extended accessories (such as angle adjustment modules, T-slot guides) to achieve multiple functions (welding, inspection, assembly, etc.).
• High precision: The flatness of the tabletop is usually ≤0.1mm/m², and the hole position tolerance is ±0.05mm to ensure processing consistency.
• High temperature resistance: Q355 steel can withstand welding spatter, and the surface can be galvanized or sprayed with an anti-rust layer to extend its service life.
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√ Wuxi Lemar Machinery Equipments Co., Ltd. is a high-tech enterprise specializing in automated welding equipment and H-beam equipment. Our company has developed a series of professional equipment such as CNC cutting equipment, Beveling equipment, welding equipment, etc.
√ On the basis of continuously absorbing advanced technologies and processes domestic and abroad,our products are widely used in pressure vessels, petrochemicals, power stations, heavy machinery, ships, steel structure buildings and other industries.Most of the products have reached advanced international levels.
√ Lemar Machinery has won the praise of users with the corporate spirit of "motivational and enterprising, honest and trustworthy", and is wi ling to work hand in hand with friends from all walks of life to realize its vision.
Q: What's the lead time for custom configurations?
A: Standard units ship in 3-5 business days. Custom builds require 2-3 weeks for production.
Q: Do you provide on-site installation?
A: Yes, our certified engineers offer global installation and calibration services.
Q: What warranty coverage is included?
A: 1-year limited warranty on mechanical components.
Shipping & Support
✓ FOB/CIF terms available
✓ DDU/DDP shipping to 50+ countries
✓ Trade assurance through PICC/Country bank
Assembly Operation Table Nitrided with Positioning Fixture redefines the standards for ultra-large precision assembly through the combination of extreme material technology and an intelligent fixture system. Its micron-level stability and revolutionary wear resistance make it particularly suitable for high-end manufacturing fields such as aerospace and energy equipment, and it is the ultimate solution to achieve the concept of "assembly is qualification". Compared with traditional solutions, it can increase assembly efficiency by 300% and reduce the rejection rate by more than 90%.
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