Settings of position scaling

Example 1

Linear axis with a rotary encoder fitted to the motor with 2^20 increments per motor revolution (indirect measuring system), a gear with a gear ratio of 2:1 (input/output) and a ball screw spindle with a spindle pitch of 20 mm.

Position scaling with rotary encoder
Position scaling with rotary encoder

P-AXIS-00092

1048576

( incr_per_rev 2 ^ 20
( increments per motor revolution

P-AXIS-00362

200000

( feed_const_num 20 mm
( = 200000 * 0.1 µm

P-AXIS-00363

1

( feed_const_denom 1 revolution

P-AXIS-00511

2

( gear_fact_num gear
( input revolutions

P-AXIS-00512

1

( gear_fact_denom gear
( output revolutions

Example 2

Linear axis with a linear encoder fitted to the spindle nut with a resolution of 1 µm (direct measuring system), a gear with a gear ratio of 2:1 (input/output) and a ball screw spindle with a spindle pitch of 20 mm.

Position scaling with linear encoder
Position scaling with linear encoder

P-AXIS-00092

1000

( incr_per_rev
( 1000 increments

P-AXIS-00362

10000

( feed_const_num 20 mm
( = 10000 * 0.1 µm

P-AXIS-00363

1

( feed_const_denom 1 revolution

P-AXIS-00511

2

( gear_fact_num gear
( input revolutions

P-AXIS-00512

1

( gear_fact_denom gear
( output revolutions

Example 3

Spindle with an encoder fitted to the motor with 2^24 increments per revolution and a gear with a gear ratio of 1:3 (input/output).

Position scaling with fitted encoder
Position scaling with fitted encoder

P-AXIS-00092

16777216

( incr_per_rev
( 2^24 increments

P-AXIS-00362

3600000

( feed_const_num 1 revolution
( the result at the gear output is
(360 ° = 360 * 10000 * 0.1 µ°

P-AXIS-00363

1

( feed_const_denom 1 revolution

P-AXIS-00511

1

( gear_fact_num gear
( input revolutions

P-AXIS-00512

3

( gear_fact_denom gear
( output revolutions