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SMC Networks LECPA Series User Manual

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(1) Positioning operation starts until the start position for the
pushing operation.Input pulse amount 8000[pulse], pulse
frequency 8000[pulse/sec], acceleration 0.1[s], deceleration
0.1[s] to "PP-"
Travels to the start position of pushing
(2) When the travel is completed, "INP" output is ON.
(3) BUSY output is OFF
Complete the movement to the start position of pushing.
(4) TL input is turned ON.
(5) Starts pushing
Input pulse amount 2400[pulse], pulse frequency 2400[pulse/sec],
acceleration 0.01[s], deceleration 0.01[s] to "PP-"
Starts pushing
(6) TLOUT is turned ON when pushing starts
Push the workpiece with the specified pushing force
(7) INP turns ON when pushing force stays larger than Trigger
LV for specific period of time or longer.
(8) “BUSY” output turns off
Pushing completes
9.2 Pushing operation
Calculation example of the travel amount (pulse) and travel speed (pulse frequency) when the electronic
gear ratio is 1/1 (Recommended value) which are set with basic parameter "Undefined No. 11" "Undefined
No.12".
Example
) Perform pushing from the home position to the start position for pushing 100mm away at
100mm/sec.
From the point of 100mm, pushing starts at 30mm/s for 30mm with 50% of pushing force.
Setting example of pulse signal
Actuator lead: 10[mm/rotation], electronic gear (denominator): 1, electronic gear (numerator): 1
2 pulse mode (Pulse input for each direction)
Positioning operation: Travel amount 100mm Travel speed 100mm/s
Acceleration 3000mm/s
2
Deceleration 3000mm/s
2
Pushing operation: Travel amount 30mm Travel speed 30mm/s
Acceleration 3000mm/s
2
Deceleration 3000mm/s
2
Calculation example
Travel amount (Pulse amount [Pulse])
= Encoder resolution [Pulse/Rotation] x Electronic gear[1/1] / Actuator lead [mm/rotation] x Travel distance
[mm]
Travel amount (Pulse frequency [Pulse/sec])
= Encoder resolution [Pulse/Rotation] x Electronic gear[1/1] / Actuator lead [mm/rotation] x Travel distance
[mm/s]
Acceleration / deceleration time [s]
=Travel speed[mm/s] / Deceleration or acceleration speed [mm/s
2
]
<Calculation example of positioning operation>
Travel amount: 800 x 1 / 10 x 100 = 8000[pulse]
Travel speed: 800 x 1 / 10 x 100 = 8000 [pulse/sec]
Acceleration / deceleration time: 100 / 3000 = 0.1 [s]
<Calculation example of pushing operation>
Travel amount: 800 x 1 / 10 x 30 = 2400[pulse]
Travel speed: 800 x 1 / 10 x 30 = 2400 [pulse/sec]
Acceleration / deceleration time: 30 / 3000 = 0.01 [s]
Load
Motor
0mm 100mm 130mm
Home position
Pushing range
Workpiece
Operation Example
Position of
pushing
start
(1),(5)
(4)
(6)
(2)(7)
(3)(8)
PLC
Driver
Signal name
Class
PP-
Input
NP-
TL
TLOUT
Output
INP
BUSY
Deviation
Pushing
force
Electric actuator
---
TL input
turns on

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SMC Networks LECPA Series Specifications

General IconGeneral
BrandSMC Networks
ModelLECPA Series
CategoryIndustrial Electrical
LanguageEnglish