Joints for Delta Printer

Delta

Principle and Requirements

TBD

The precision of nozzle positioning depends on rod length and a correct nodal point.

Variants

Cardan Joint

TBD

DIY Cardan Joint

TBD

PROs:

• Very low cost
• TBD

CONs:

• Precision depends on manufacturing and assembling. Little manufacturing and assembling error results in a much bigger nozzle positioning error
• Needs more space in construction
• TBD

Industrial Cardan Joint

Industrial Cardan

TBD

Main Problem:

PROs:

• Ready to use
• M4 or M5 threads

CONs:

• Cost per joint about 12 Euro
• Have to be mounted in 45° angle to minimize limits

Rod End Bearing

Rod End Bearing

TBD

Main Problem:

PROs:

• TBD

CONs:

• Limited printing area
• TBD

Magnetic Joint

TBD

PROs:

• TBD

CONs:

• TBD

Magnet in Tube Variant

Magnet in Tube Variant

TBD

PROs:

• Low cost. About 1 Euro per joint
• TBD

CONs:

• Precision depends on tube cutting and deflashing
• TBD

Moving Ring Magnet Variant

Moving Ring Magnet Variant

TBD

PROs:

• Easy assembly
• Low cost. About 1 Euro per joint

CONs:

• TBD

Fixed Ring Magnet Variant

Fixed Ring Magnet Variant

TBD

PROs:

• Easy assembly
• Low cost. About 1 Euro per joint

CONs:

• TBD