Rotary circular-seam welding

Bellows Laser Welding Machine

This bellows laser welding cell is configured for circular end joints on stainless-steel bellows, flexible metal hoses and compensator assemblies. Rotary workholding, CCD guidance and quick-change tooling are reviewed around the diameter, wall and end-fitting geometry.

Laser power1-3kW

Repeat precision±0.02mm

Listed speed5-80mm/s

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Specifications

Current configuration references

Laser and process · confirm the selected range

Configuration status: Current Excel-listed baseline; confirm the compatible set for the submitted part
Laser power: 1,000-3,000 W (Excel); supplied manual lists 150-6,000 W; confirm the selected range
Welding speed: 5-80 mm/s (Excel listing)
Repeat positioning precision: ±0.02 mm (Excel); manual lists ±0.01 mm; confirm before order
Laser wavelength: 1,070 nm (manual listing)

Optics and tracking · select as one set

Seam guidance: CCD visual tracking listed in the current product sheet
Laser-source options: Raycus / IPG / JPT / MAX (manual listing; project selection)
Welding head: Galvanometer (manual listing; confirm selected configuration)
Pulse frequency: ≤100 Hz (manual listing; confirm against the selected source)
Spot adjustment range: 0.1-3 mm (manual listing)

Workholding and utilities · confirm per cell

Primary workpieces: Stainless-steel bellows, flexible metal hoses and compensator joints
Workholding: Rotary fixture with quick-change tooling for reviewed diameter variants
Cooling system: Air or water cooling listed in the manual; confirm the selected package
Electrical listing: 220 / 380 V · 50 / 60 Hz (confirm for destination and selected power)
Line integration: Production-line connection supported; interfaces are project-specific

The current Excel sheet lists 1-3 kW and ±0.02 mm; the supplied manual lists a broader 150-6,000 W range and ±0.01 mm. Confirm the compatible laser, optics, cooling, electrical supply and fixture as one project configuration.
Laser and process · confirm the selected range
Configuration status	Current Excel-listed baseline; confirm the compatible set for the submitted part
Laser power	1,000-3,000 W (Excel); supplied manual lists 150-6,000 W; confirm the selected range
Welding speed	5-80 mm/s (Excel listing)
Repeat positioning precision	±0.02 mm (Excel); manual lists ±0.01 mm; confirm before order
Laser wavelength	1,070 nm (manual listing)
Optics and tracking · select as one set
Seam guidance	CCD visual tracking listed in the current product sheet
Laser-source options	Raycus / IPG / JPT / MAX (manual listing; project selection)
Welding head	Galvanometer (manual listing; confirm selected configuration)
Pulse frequency	≤100 Hz (manual listing; confirm against the selected source)
Spot adjustment range	0.1-3 mm (manual listing)
Workholding and utilities · confirm per cell
Primary workpieces	Stainless-steel bellows, flexible metal hoses and compensator joints
Workholding	Rotary fixture with quick-change tooling for reviewed diameter variants
Cooling system	Air or water cooling listed in the manual; confirm the selected package
Electrical listing	220 / 380 V · 50 / 60 Hz (confirm for destination and selected power)
Line integration	Production-line connection supported; interfaces are project-specific

Build the circular-seam process around the bellows

This is an application-configured welding cell. Diameter, wall thickness, corrugation, end fitting, fit-up, clamping and inspection method must be reviewed before the process and tooling are fixed.

Rotary circular-seam workholding

The fixture locates and rotates the bellows or hose joint around the welding axis. Diameter, wall thickness and end-fitting geometry define the final tooling.

CCD-assisted seam tracking

The current product sheet lists CCD visual tracking for alignment support. Camera view, seam visibility and tracking method are reviewed with the real part.

Quick-change tooling by diameter

Dedicated or changeable fixture sets can support reviewed pipe diameters while keeping part location and weld access controlled.

Laser, cooling and optics selected together

Power, source, welding head, spot range, cooling and electrical supply are confirmed as one compatible configuration before quotation.

From joint review to delivery

01
Machine-bed welding
02
Beam preparation
03
Heat treatment
04
Precision machining
05
Pre-assembly inspection
06
Machine assembly
07
Testing, debugging and acceptance
08
Delivery

01
Machine-bed welding
02
Beam preparation
03
Heat treatment
04
Precision machining
05
Pre-assembly inspection
06
Machine assembly
07
Testing, debugging and acceptance
08
Delivery

Application scope for bellows and flexible-metal joints

Suitability depends on alloy, wall thickness, diameter, corrugation, end-fitting geometry, fit-up, cleanliness, seam access and the required inspection method. Submit the real part or drawing before tooling is approved.

Stainless-steel expansion bellowsCircular end seams subject to wall, pitch and fit-up review

Flexible metal hosesCorrugated or braided hose ends with reviewed fitting geometry

Compensator jointsFlanged expansion-joint assemblies with part-specific locating

Multiple diameter variantsVariant production through dedicated or quick-change fixture sets

Compare the next automatic welding path

Intersecting pipe seams

Tee-pipe laser welding

Compare fixture-guided welding for faucet bodies, tee fittings and branch joints.

Complex seam access

Five-axis automatic welding

Compare five-axis linkage when the submitted seam requires three-dimensional access.

Application systems

Automatic welding range

Compare gantry, multi-axis and workpiece-specific automatic welding systems.

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Start with the formed bellows and its end connection

Identify the exact circular joint

Submit the formed bellows or hose together with its end fitting or flange. Outside diameter, wall thickness, corrugation geometry and the seam drawing establish where the fixture can locate the assembly and where the welding head needs access.

Review tooling across the diameter range

Quick-change tooling is available for reviewed diameter variants. List the complete size range and the support required for each assembly so locating, rotation and access can be evaluated without treating the flexible body as a rigid tube.

Resolve configuration and inspection requirements

The product sheet and supplied manual list different power ranges and repeat-positioning values. Keep those differences visible until the selected configuration is confirmed. State the required leakage or inspection method separately; a machine positioning value does not establish a pressure rating or service life.

Machine selection questions

Is this a complete edge-welded bellows manufacturing line?

The described applications are circular end joints on bellows, flexible hoses and compensators. Manufacturing bellows by joining individual diaphragm edges is a separate process and is not established by this cell description.

Can it weld a bellows to an end fitting or flange?

End-joint and flanged compensator applications are listed, subject to the submitted geometry and fixture review. Send both parts and the seam detail so material, fit-up and access can be evaluated together.

Can one configuration cover several diameters?

Reviewed diameter variants can use dedicated or quick-change tooling. The usable range must be confirmed for the actual parts and selected fixture package rather than inferred from the product category.

What needs confirming about CCD guidance?

The product sheet lists CCD visual tracking. Camera view, seam visibility and the tracking method need review with the actual end joint; the feature does not establish automatic handling of every hose or corrugation geometry.

What is needed for a bellows welding quotation?

Provide the assembly and seam drawings, diameter range, materials, wall thicknesses, end-fitting details, cycle target and leakage or other inspection requirements. Confirm the selected power, optics and cooling package against that brief.

Request a quote

Tell us the part. We will tell you the machine.

Configuration and quotation are prepared after the diameter range, material, wall thickness, seam drawing, fixture requirement, target cycle and inspection method are reviewed.