Schäfer Group C.H. Schäfer Getriebe GmbH Since 1873 Getriebe Schäfer GmbH Since 1989 Industrial gears since over 140 years Performance by tradition - Worldwide
History - From Weaving Loom to Precision Gear Box Corporations Facts and Figures Location Turnover - Investments - Employees Production & Equipment Applications and Products 2 / 22
1 History From Weaving Loom to Precision Gear Box 1873 1906 1910 1911 1918 1923 The company was founded by Carl Heinrich Schäfer His son Max Schäfer, a technical genius, became the next owner of the company Purchase of the first gear cutting machines Built of a cutting shop and large factory hall Installation of a steam engine for power generation Construction of hardening shop The company has 80 employees 1896 1931 Purchase of a special cutting machine for the production of bevel gears. Gear cutting machine #7 of Klingelnberg 1949 600 years Ohorn 3 / 22
1 History From Weaving Loom to Precision Gear Box 1934 1945 1950 1957 1969 Max Schaefer dedicated more and more to gear manufacturing and applied for spectacular patents. For example: CEHA Multiple-Power-Change-Gear-Reducer On the last days of WW2 the company was destroyed over 90%. The reconstruction started with 69 employees. This was done in only 3 months. The CEHA is now the most important product of the company. Starting of government participations Expropriation of the company C. H. Schäfer by the State and accession for VEB / ASUG 4 / 22
1 History From Weaving Loom to Precision Gear Box 1980 1989 1991 New production hall and material storage yard with crane system Foundation of Company "Getriebe Schäfer" by Dr.-Ing. Günter Schäfer and his son Peter Schäfer The company was re-privatized (Company owner Family Schäfer) In the follow years, large investments were made to modernized the machine park. 2013 Completion of a new assembly hall 5 / 22
2 Corporations Schäfer Group Characteristic CH Schäfer Getriebe GmbH (CH) Shafts & Gears Helical Gear Reducer Bevel Helical Gear Reducer Planetary Gear Reducer Helical Planetary Gear Reducer Special Gear Reducer Getriebe Schäfer GmbH (GS) Bevel Gear Reducer Ground Bevel Gears Schäfer Components GmbH (SC) Purchasing and Steel Trade Getriebe Schäfer Ankara Machining of Raw Casting Parts 6 / 22
3 Facts and Figures 3.1 Location Location Ohorn: - 3 Companies (CH/GS/SC) - Company area over 42,400 m² - Production of more than 8,000 gearboxes per year - Over 90 % of the value of each gearbox or component is created within our own company. - gearbox and component up to 12.5 t - usually 3 shift system 7 / 22
3 Facts and Figures 3.2 Turnover - Investments - Employees Location Ohorn: - Turnover more than 26 Mio. in 2013 - Investments 1992 till 2013 more than 37 Mio. - 218 Employees thereof: 164 Employees industrial, this corresponds to about 76% 21 Women's, this corresponds to about 10% average 17 Trainees and students, this corresponds to about 8% 46 Employees from Ohorn, this corresponds to about 20% 8 / 22
4 Production & Equipment From blank to gearbox Raw Material Processing Finished Gearbox Full commitment for best Quality - Most modern manufacturing technology - Very high quality - Cost effective production - Experienced engineers in all business areas - Monitoring over entire production process - Over 90 % of the value of each gearbox or component is created within our own company 9 / 22
4 Production & Equipment From blank to gearbox Spectrum analysis of raw materials Vertical turning up to Ø1150x950mm Horizontal turning up to Ø1000x1000 (Internal) Gear tooth forming up to Ø 1000x270mm Spur teeth cutting up to Ø 980mm (external gear teeth) Vacuum case hardening up to 400kg 10 / 22
4 Production & Equipment From blank to gearbox Induction hardening up to Ø250x1500mm Case machining up to 1400x1000x1000mm 3D Measurements up to 1200x1550x1100mm Internal cylindrical grinding Ø 600x400mm External cylindrical grinding up to Ø 450x1500mm Surface grinding up to 700x1500mm 11 / 22
4 Production & Equipment From blank to gearbox Spiral bevel gear grinding up to Ø 600mm Continuous generation grinding up to Ø 500mm Profile teeth grinding up to Ø1000mm Gear measuring up to Ø 1000mm Dynamic balancing up to Ø 750mm Final inspection, load drive including Noise and temperature monitoring 12 / 22
5 Applications and Products More than standard - Extensive product range - No bulk production - Customized special solutions Planetary gear reducer up to 12.5 t and more than 1,500,000 Nm Branches: Steel- / Rolling mill technology Beverages and food Compression technology Forming technology Wood and paper Wind energy Antenna drives Mining Bevel-/ Helical gear reducer up to12.5 t and more than 170,000 Nm Transfer gearbox up to 500 kg and 780 kw input power 13 / 22
5 Applications and Products Water-cooled Bevel-Helical Gear Reducer Roller Table Drives Roller Table Drives 14 / 22
5 Applications and Products Bevel Gear Reducer for beverage filling equipment Pump Auxiliary Gear Reducer 15 / 22
5 Applications and Products Press Gear Reducer Torque up to 320,000 Nm Power up to 270 kw Bevel-/ Planetary Gear Reducer - Torque up to 1,500,000 Nm Stage: 1 5 Ratio i: up to 5,500 Diameter: Weight: up to 1,425 mm up to 12,500 kg 16 / 22
5 Applications and Products Pitching the blades with Bevel-/ Planetary Gear Reducer (Pitch) Planetary Gear Reducer for positioning by wind direction (Azimut/ Yaw Drives) 17 / 22
5 Applications and Products Antenna drives Ø = 60 m Atacama Large Millimeter/Submillimeter Array (ALMA) Ø = 12 m 18 / 22
5 Applications and Products Compressors Road header drive Forging manipulator drives Tilting drives Mining drives Ladle turret drives 19 / 22
5 Applications and Products NEW Standard Industrial-Reducer - Series Bevel- / Helical Gear Reducer: - 12 sizes - Ratio from 6.3 to 355-2 to 4 stages - Nominal torque from 2,800 Nm to 170,000 Nm 20 / 22
5 Applications and Products 21 / 22
Schäfer Group C.H. Schäfer Getriebe GmbH Getriebe Schäfer GmbH Since 1873 Thank you for attention. C.H.Schäfer Getriebe GmbH Hauptstr. 42 01896 Ohorn / Sa. GERMANY www.ant-schaefer.de info@ant-schaefer.de