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Summary of Contents for Wittenstein Alpha LK Series
- Page 1 2022-D026817 /LPK /LPBK Operating Manual 2022-D026817 Revision: 04...
- Page 2 E-mail: service-alpha@wittenstein.de © WITTENSTEIN alpha GmbH 2010 This documentation is copyright protected. WITTENSTEIN alpha GmbH reserves all the rights to photo-mechanical reproduction, copying, and the distribution by special processes (such as computers, file media, data networks), even in parts. Subject to technical and content changes without notice.
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Page 3: Table Of Contents
/LPK /LPBK Contents Regarding this manual..................2 1.1 Signal words ......................2 1.2 Safety symbols.....................2 1.3 Design of the safety instructions ................3 1.4 Information symbols .....................3 Safety........................4 2.1 EC – Machinery directive ..................4 2.2 Dangers .......................4 2.3 Personnel ......................4 2.4 Intended use ......................4 2.5 Reasonably predictable misuse ................4 2.6 Guarantee and liability ..................4 2.7 General safety instructions ..................5... -
Page 4: Regarding This Manual
Regarding this manual /LPK /LPBK Regarding this manual These instructions contain necessary information for the safe operation of the right-angle gearhead /LPK /LPBK , referred to as gearhead in the following. The operator must make sure that this operating manual is read through by all persons assigned to install, operate, or maintain the gearhead, and that they understand them. -
Page 5: Design Of The Safety Instructions
/LPK /LPBK Regarding this manual Design of the safety instructions The safety instructions of this operating manual are designed according to the following pattern: A = Safety symbol (see Chapter 1.2 "Safety symbols") B = Signal word (see Chapter 1.1 "Signal words") C = Type and consequence of the danger D = Prevention of the danger Information symbols... -
Page 6: Safety
- Operation of the gearhead when safety devices and equipment are defective - Operation of the gearhead without lubricant - Operation of a heavily soiled gearhead - Modifications or reconstructions that have been carried out without the approval of WITTENSTEIN alpha GmbH en-4 2022-D026817 Revision: 04... -
Page 7: General Safety Instructions
/LPK /LPBK Safety General safety instructions Objects flung out by rotating components can cause serious injuries. Remove objects and tools from the gearhead before putting it into operation. Rotating components on the gearhead can pull in parts of the body and cause serious injuries and even death. -
Page 8: Description Of The Gearhead
Description of the gearhead /LPK /LPBK Description of the gearhead The gearhead is a single- or multistage, low-backlash angle gear, which is manufactured as standard in the "M" version (motor installation). The output shaft bearing is designed to withstand high overturning torques and axial forces. Adaptation to various motors is done by an adapter plate and a bushing. -
Page 9: Type Plate
DMF: 24/08 Made in Germany Production date WITTENSTEIN alpha GmbH - Walter-Wittenstein-Str.1 - 97999 Igersheim Tbl-3: Type plate (sample values) The ratio (e.g. i = 10) can also be found on a label on the clamping hub (plug receptacle). The bushing is properly aligned when the slit points to the label. -
Page 10: Performance Statistics
Description of the gearhead /LPK /LPBK Performance statistics Please refer to our catalogue or our Internet page for the maximum permitted speeds and torques:http://www.wittenstein-alpha.de Please consult our Customer Service department if your gearhead is older than a year. You will then receive the valid performance data. Weight You will find the weights of the gearhead with medium-sized adapter plate in Table "Tbl-4". -
Page 11: Transport And Storage
Check the completeness of the delivery against the delivery note. Missing parts or damage must be notified immediately in writing to the carrier, the insurance, or WITTENSTEIN alpha GmbH. Packaging The gearhead is delivered packed in foil and cardboard boxes. -
Page 12: Assembly
Assembly /LPK /LPBK Assembly Be informed of the general safety instructions before beginning work. (see Chapter 2.7 "General safety instructions"). Preparations The differences in the assembly sequence of LK /LPK and LPBK are listed in the table "Tbl-5". If you have any questions, please contact our Customer Service department. /LPK LPBK —... -
Page 13: Mounting The Gearhead To A Machine (Only Lpbk + )
/LPK /LPBK Assembly Mounting the gearhead to a machine (only LPBK Observe the safety and processing instructions of the cleaning agents and screw-bonding agents to be used. If necessary, a spacer (K) may need to be placed between the gear reducer and your machine to position the gear reducer precisely. -
Page 14: Mounting The Motor Onto The Gearhead
Assembly /LPK /LPBK Fasten the gearhead to the machine with the fastening screws through the through-holes. Mount the gearhead in such a way that the type plate remains legible, if possible. Do not use washers (e.g. plain washers, tooth lock washers). Mounting the motor onto the gearhead Observe the general information and safety instructions of the motor manufacturer. -
Page 15: Mounted Components On The Gear Output Side
/LPK /LPBK Assembly Mounted components on the gear output side Distortions during mounting operations can damage the gearhead. Mount gearwheels and toothed belt pulleys onto the output shaft without forcing. Do not on any account attempt an assembly by force or hammering! Only use suitable tools and equipment for assembly. -
Page 16: Lpk
Assembly /LPK /LPBK Gearhea Close-tolerance bolt Fastening bolts d size Thread x Tightening torque Quantity x Thread Tightening torque LPBK Depth [Nm] x Depth [Nm] [mm] x [mm] Property class 10.9 [ ] x [mm] x [mm] Property class 12.9 M5 x 12 7,69 5 x M5 x 12... -
Page 17: Startup And Operation
/LPK /LPBK Startup and operation Startup and operation Be informed of the general safety instructions before beginning work. (see Chapter 2.7 "General safety instructions"). Improper use can cause damage to the gearhead. Make sure that - the ambient temperature does not drop below –15 °C or exceed +40 °C and - the operating temperature does not exceed +90 °C. -
Page 18: Maintenance And Disposal
Maintenance and disposal /LPK /LPBK Maintenance and disposal Be informed of the general safety instructions before beginning work. (see Chapter 2.7 "General safety instructions"). Maintenance work 7.1.1 Visual inspection Check the entire gearhead for exterior damage. The sealings are subject to wear. Therefore also check the gearhead for leakage during each visual inspection. -
Page 19: Notes On The Lubricant Used
/LPK /LPBK Maintenance and disposal Notes on the lubricant used All gearheads are lubricated for their service life by the manufacturer with a mineral oil-based lithium soap grease or with a food-safe synthetic grease (carbon hydride oil, aluminum complex soap) (see type plate). All bearings are permanently lubricated by the company. -
Page 20: Malfunctions
Malfunctions /LPK /LPBK Malfunctions Changed operational behavior can be an indication of existing damage to the gearhead or cause damage to the gearhead. Do not put the gearhead back into operation until the cause of the malfunction has been rectified. Rectifying of malfunctions may be done by only by especially trained technicians. -
Page 21: Appendix
/LPK /LPBK Appendix Appendix Information on mounting onto a motor Designation Clamping hub Threaded pin Bushing Smooth shaft Keyed shaft Tbl-12: Arrangement of motor shaft, clamping hub, and bushing Gearhead size Clamping Width across Tightening Max. axial hub interior flats Threaded torque force Ø... -
Page 22: Tightening Torques For Common Thread Sizes In General Mechanics
Appendix /LPK /LPBK Gearhead Bore Ø Screw size / Tightening size LPK property torque [mm] class [Nm] M4 / 12.9 4.55 M5 / 12.9 M6 / 12.9 15.4 M8 / 12.9 37.3 M10 / 12.9 73.4 Tbl-15: Threaded bores in the gear unit housing LPK Gearhead Bore Ø... - Page 23 2022-D018080 : 06 WITTENSTEIN alpha GmbH Walter-Wittenstein-Straße 1 97999 Igersheim WITTENSTEIN - being one with the future www.wittenstein.de enAC: XXXXXXXX 2022-D018080 Revision: 06...
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