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Summary of Contents for Festo EHMB-20
- Page 1 Rotary/lifting module EHMB Operating instructions 8113426 2019-05c [8113428]...
- Page 2 Text designations: • Activities that may be carried out in any order 1. Activities that should be carried out in the order stated – General lists è Result of an action/References to more detailed information Festo – EHMB – 2019-05c...
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Page 3: Table Of Contents
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Page 4: Configuration
EHMB Configuration For all available product documentation è www.festo.com/pk Drive flange with centring holes and Stop nut threaded holes for useful load, front Centring sleeve (supplied, for mounting Centring holes and threaded holes for the pneumatic cylinder) mounting (è 5.2 Installation of the product) -
Page 5: Safety
• Observe tightening torques. Unless otherwise specified, the tolerance is ±20 %. Qualification of specialized personnel Only qualified personnel may perform installation, commissioning, maintenance and disassembly of the axis. The qualified personnel must be familiar with installation and operation of electrical and pneumatic control systems. Festo – EHMB – 2019-05c English... -
Page 6: Function
The positioning times and permitted mass moments of inertia on the drive depend to a large extent on the flange-mounted motor. • Use Festo's “PositioningDrives” design tool to determine the best combination of products (è www.festo.com). • Use the following motors from Festo (è www.festo.com/catalogue). -
Page 7: Mounting
The cylinder holder can also be mounted on the sides (A) and (C) of the EHMB. To attach to the side (A), the front cover must be removed and the sensor holder (only for EHMB-20 è Fig. 7) must be modified. -
Page 8: Installation Of The Product
If there is a power failure or the toothed belt breaks inside the EHMB, the payload will slide down. • Use motors with spring-loaded holding brakes. • Check whether additional external safety measures against damage due to breaking of the toothed belt are required (e.g. toothed latches or movable bolts). Festo – EHMB – 2019-05c English... -
Page 9: Attachment Of The Payload
– Turn retaining ring with sensor bracket. Fig. 7 – Screw the screws of the retaining ring back in (tightening torque: 3 Nm). Mountability is dependent on the attachment position of the cyl inder and accessories. Festo – EHMB – 2019-05c English... - Page 10 For the EHMB-32, this requires removal of the sensor brack et (tightening torque when reattaching: 1.2 Nm). – Swivel cam (C) either upwards or downwards. – Insert additional cams into the cut-out as needed. Fig. 9 Festo – EHMB – 2019-05c English...
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Page 11: Commissioning
Comply with operating instructions of the ence switch the image of the control motor drive system. Follow procedure with limitation to low dynamic response to reference switch: 1. Rotation, 2. Lifting motion 3. Combined rotary/lifting motion. Festo – EHMB – 2019-05c English... -
Page 12: Maintenance And Care
• Grease the ball bearing of the guide at the 3 lubrication holes every 3000 km (grease è 9 Accessories). The amount of grease is: – 2.3 g (for EHMB-20) – 4.7 g (for EHMB-25/32) • Shift the linear part backwards and forwards during lubrication. -
Page 13: Disassembly And Repair
If repairs are required: • Send axis to Festo or contact your local Festo service centre (è www.festo.com). Festo carries out the required repairs, fine adjustments and checks. • Information about spare parts and auxiliary means (è www.festo.com/spareparts). -
Page 14: Accessories
Designation Part number/type Grease gun with needle-pointed nozzle 647958/LUB-1 Lubrication adapter 705639/LUB-1-TR Roller bearing grease LUB-KB2 from Festo 1) (è Spare parts catalogue at www.festo.com/spareparts) Tab. 4 Fault clearance Malfunction Possible cause Remedy Squeaking noises or Controller is set incorrectly. -
Page 15: Technical Data
4) At maximum rotational speed 5) Cylinder-dependent; values with DSBC-32/40 (with ESBF-32/40, these values must be the limit) 6) Horizontal use (for vertical use and symmetric, not-eccentric configuration up to 15 kg are possible) Festo – EHMB – 2019-05c English... -
Page 16: Characteristic Curves
5) Cylinder-dependent; values with DSBC-32/40 (with ESBF-32/40, these values must be the limit) 6) Horizontal use (for vertical use and symmetric, not-eccentric configuration up to 15 kg are possible) Tab. 6 Characteristic curves (at the end of the operating instructions) Festo – EHMB – 2019-05c English... - Page 17 EHMB Characteristic curves Max. dynamic force Fx and Fy as a function of distance y and z EHMB-20 EHMB-25 EHMB-32 | Fy | | Fx | | Fz | + Fy Fig. 12 Festo – EHMB – 2019-05c...
- Page 18 EHMB Deflection f as a function of lateral force F and stroke l EHMB-20 l = 10 mm l = 200 mm EHMB-25 EHMB-32 Fig. 13 Festo – EHMB – 2019-05c...
- Page 19 EHMB Max. speed v as a function of the payload m (pneumatic cylinder) EHMB-20 EHMB-25 EHMB-32 (DYSW 1x) EHMB-32 (DSYW 2x) Fig. 14 Festo – EHMB – 2019-05c...
- Page 20 Copyright: Festo AG & Co. KG Ruiter Straße 82 73734 Esslingen Germany Phone: +49 711 347-0 Fax: +49 711 347-2144 Reproduction, distribution or sale of this document or communica E-mail: tion of its contents to others without express authorization is service_international@festo.com...
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