CNC Double-Head Busbar Milling Machine CNCDMN-200A

Product :CNC Busbar Milling Machine Serial:CNCDMN-200AMain Function: This machin

Technical summary — CNCDMN-200A

The CNCDMN-200A is a high-efficiency automated busbar corner milling machine controlled by an 11-axis CNC system, built to mill both ends of a busbar at the same time. It is the double-head counterpart of the CNCMN-200A, which mills one end per cycle on 5 axes. Because corner milling, chamfering and radius R determine how well two bars sit against each other, the machine is specified where joint resistance and assembly fit matter, not where a cosmetic finish is enough. Typical application: switchgear, panel and substation busbars that are cut, punched and then milled at both ends before assembly.

Measured data and reference conditions — CNCDMN-200A

Values per the model datasheet. Each paragraph is self-contained and states the test condition, the value and the comparison baseline.

Both ends milled in one cycle

Test condition: milling the two ends of a busbar in a single setup on the CNCDMN-200A. Value: a double-head configuration under 11-axis CNC control. Comparison baseline: the single-head CNCMN-200A, which processes one end per cycle on 5 axes and requires the bar to be turned for the second end. Effect: the second setup and the re-datuming it implies are removed from the cycle.

Axis count and control resolution

Test condition: corner milling with interpolation on multiple axes. Value: 11 CNC axes, against 5 axes on the single-head machine. Comparison baseline: manually guided chamfering, where the angle is set by hand and cannot be interpolated. Effect: complex corner geometry, including radius R, is produced by the control rather than by operator guidance.

Joint fit before assembly

Test condition: fitting two milled bars against each other on the assembly bench. Value: milled contact geometry on both parts of the joint, instead of one milled end. Comparison baseline: a joint where only one face is machined and the other is left as cut or sheared. Effect: the two faces match, which is what keeps contact resistance and heat generation at the joint under control.

Automation in the end-milling stage

Test condition: a production line that already operates CNC punching and bending. Value: a computer-controlled, automated corner milling machine. Comparison baseline: a manual end-milling station, which becomes the bottleneck once the upstream stages are automated. Effect: the milling stage keeps pace with the CNC operations before it.

Frequently asked questions — CNCDMN-200A

What does the CNCDMN-200A do?

It automatically mills the corners of busbars at both ends, under an 11-axis CNC control system.

What is the difference between the CNCDMN-200A and the CNCMN-200A?

The CNCDMN-200A is a double-head, 11-axis machine that mills both ends per cycle; the CNCMN-200A is a 5-axis single-head machine that mills one end per cycle.

Where is busbar corner milling used?

Wherever two busbars are joined, because the milled corner geometry sets how well the faces sit together and therefore the contact resistance of the joint.

Product :

CNC Busbar Milling Machine 

Serial:CNCDMN-200A


Main Function: 


This machine is a high-efficiency, automated busbar corner milling machine controlled by a computer (11-axis CNC),

specifically designed for fully CNC-controlled comer milling of copper and aluminum busbars.


Main Feature:


The equipment uses a dual-gantry spindle processing method, and during the busbar processing, no manual

intervention is required. It offers advantages such as fast processing speed, high precision, and high efficiency.

This equipment is mainly used for production lines but can also be used as a standalone machine.

The conveyors at both ends can be aligned with upstream and downstream equipment for seamless integration,

fully achieving automated production line operations. It is widely used in industries such as low and high-voltage

switchgear, switch cabinets, and box-type substations.


Technical Parameters:

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Optional Accessories:

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