Fagor America CNC8070 manual Operations with the axes, Home search, Manual home search

Models: CNC8070

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‡ ‡ ‡ Operating manual

4.2Operations with the axes

4.2.1Home search

It is the operation used to synchronize the system. This operation must be carried out when the CNC loses the position of the origin point (e.g. by turning the machine off).

When "searching home", the axes move to the machine reference point and the CNC assumes the coordinate values assigned to that point by the machine manufacturer, referred to machine zero. When using distance-coded reference marks or absolute feedback, the axes will only move the distance necessary to verify their position.

The axes may be homed manually or automatically.

Manual homing is done one axis at a time, from the operator panel.

Automatic homing is done with a subroutine defined by the machine manufacturer.

Manual home search

It is done one axis at a time. Home search of an axis is carried out as follows:

1.Select the axis to be homed using the alphanumeric keyboard. The CNC will

highlight that axis to indicate that it is selected.

To select the numbered axes (e.g. "X1"), select any axis and then move the selection until positioning on the desired one. The focus moves with the [©][ª] keys.

2. Press the homing key [ZERO]. The CNC will display the "1" symbol in the numeric area indicating that a home search will take place.

4.

(JOG) MODE

with the axes

MANUAL

Operations

3. Press [START] to go ahead with the home search or [ESC] to cancel the operation.

i

When searching home in this mode, the CNC cancels the zero offset, the

fixture offset and the measuring offset. It assumes the machine reference zero

 

 

point (home) as the new part zero.

Automatic home search

This homing method is only available if the machine manufacturer has previously defined a homing subroutine.

Home search using a subroutine is carried out as follows:

1.Press the homing key [ZERO]. The CNC will display a dialog box requesting confirmation to execute the home search.

CNC 8070

2. Press [START] to go ahead with the home search or [ESC] to cancel the operation.

(SOFT V03.0X)

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Page 101
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Fagor America CNC8070 manual Operations with the axes, Home search, Manual home search, Automatic home search