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Before starting use 14
1.4.3. Lubrication
Grease is used for the reduction gears of the robot. Grease has various roles, such as suppressing of wear
of reduction gears, removal of frictional heat, and prevention of burn-in.
If you use a robot for a long period of time, the grease will deteriorate due to loads during operation
(operating speed, operation frequency, heat generation condition, and others.). Degraded grease loses
initial performance and adversely affects machine service life.
Therefore, periodic replacement of grease is essential.
Lubrication intervals, lubrication locations, lubrication specifications and lubrication methods for grease are
different for each model.
Lubricate the robot before the lubrication interval shown in the following table elapses.
In addition, before the servo ON time reaches the specified hours (24,000 hours), overhaul work to replace
the grease inside the robot is necessary.
If it is unavoidable that overhaul cannot be performed at the specified interval, lubricate at the lubrication
intervals shown in the following table.
For details on overhaul, refer to "1.4.5 About Overhaul".
Refer to "5. Maintenance and Inspection" in the separate volume "Instruction manual/Robot Arm Setup &
Maintenance" for lubrication locations, lubrication specifications, and lubrication methods.
Lubrication interval
Robot type
Lubrication interval
RV-2FR / RV-2FRL
All axes: 6,000 hr
RV-4FR / RV-4FRL
RV-7FR / RV-7FRL
All axes: 24,000 hr
RV-7FRLL
RV-13FR / RV-13FRL
RV-20FR
J1 axis to J3 axis: 20,000 hr
J4 axis to J6 axis: 24,000 hr
RH-3FRH series
RH-6FRH series
RH-12FRH series
RH-20FRH series
J1 axis to J2 axis: 24,000 hr
Shaft part (ball screw / spline): 2,000 km/travel
RH-3FRHR series
J1 axis to J2 axis: 6,000 hr
Shaft part: 2,000 km/travel
• The lubrication intervals are the cumulative value of operation at maximum speed. In
case of intermittent operation or slow specified speed, the lubrication interval can be
extended accordingly.
• Since the lubrication interval changes depending on the operation status of the robot,
make decisions as necessary so that grease will not run out.
• Avoid excessive lubrication as it could cause grease leakage. Also, lubrication shall
be performed a maximum of three times. For maintenance after that, overhaul work is
required to replace the grease inside.
Caution
Содержание CR800-D Series
Страница 2: ......
Страница 7: ... Revisions Revision Date Instruction Manual No Revision Details 2019 04 25 BFP A3663 First print ...
Страница 25: ...Basic specifications 23 MEMO ...
Страница 31: ...Basic specifications 29 MEMO ...
Страница 49: ...Startup and initial settings 47 MEMO ...
Страница 57: ...Consumption degree calculation function 55 MEMO ...
Страница 63: ...Operating information 61 MEMO ...
Страница 91: ...Maintenance 89 MEMO ...
Страница 193: ...Troubleshooting 191 ...
Страница 194: ...Apr 2019 MEE Printed in Japan on recycled paper Specifications are subject to change without notice ...