präsentation: flexible tooling - eurotech · presentation for. euro-tech . ... jigs and fixtures ....
TRANSCRIPT
Business Activities Kostyrka Ltd.
Presentation for EURO-TECH Stefan Schwock CTO Kostyrka GmbH Gerlingen (near Stuttgart)
Gerlingen, February 27th, 2013
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Overview Company Kostyrka Product range Product samples Project handling
Discussion und questions
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Kostyrka Ltd. Founded 1969 Family owned Hydraulic clamping elements for machine tools and fixtures Location Gerlingen / Southwest Germany Global player
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Product Range Clamping elements for machines and fixtures Axial type clamping sleeve Flange type clamping sleeve Expanding sleeve Clamping strips Pressure intensifier Supporting elements Jigs and fixtures
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Hydraulic Clamping Sleeve Hydraulic activated
clamping element Taking up axial forces
and torque (flange type) Reactions-free
Sleeve
Base
Cover
Seal
Part to be
clamped
Housing
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Cylindrical Clamping Sleeve Standardized range Taking up axial forces 20 standardized sizes Ø: 0,39” – 5,9” (10mm – 150mm)
Conventional fit: H7/g6 Usually ex stock
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Cylindrical Clamping Sleeve Custom made sleeve Taking up axial forces Material: bronze / steel Ø: 0,25” – 70” (6mm-1800mm)
Length: 0,8” – 35” (20mm-900mm)
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Flange Type Clamping Sleeve Custom made sleeve Taking up axial forces and torque Material: bronze / steel Ø: 0,25” – 70” (6mm-1800mm)
Length: 0,8” – 35” (20mm-900mm)
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Expanding Sleeve Custom made sleeve Clamping area on the
outer diameter Taking up axial forces and torque Material: bronze / steel Ø: 1/4” – 70” (6mm-1800mm)
Length: 0,8” – 35” (20mm-900mm)
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Sample
Ball clamping device (© TK Drauz Nothelfer)
Clamping
sleeve
Ball shaped
segments
Ball pin
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Clamping Ring Axial clamping device Taking up of torque Stoke up to ~0,004” (~0,1mm)
Milling head clamping device
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Clamping Stripe / Cassette Hydraulic activated clamping device Custom made Ready to assembly Typical application
– Table clamping device – Slide clamping device
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Supporting Element Work piece support for
– manufacturing – measuring
Hydraulic activated Pin stroke activated by
air, oil or spring Cartridge- or universal version Standard: Pin-Ø 0,4” – 1,6” (10-40mm)
Custom made versions
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Supporting Element
Hydraulic work support – air activated
Pneumatic
supply
Hydraulic
supply
Bolt
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Pressure Intensifier Air – Oil Standard: i=1:12 – i=1:51, V=5-30ml Oil – Oil Standard: i=1:2,2 – i=1:4, V=4-125ml Screw pumps
(manually activated) Custom made Intensifiers f. e. spring actuated, etc.
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Pressure Intensifier Air-oil-intensifier
Pneumatical side
Hydraulic side
Differential piston
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Special Devices Spreader element with integrated sensor
Sensor
Piston
Compression
plate
Disc spring
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Special Devices Manual clamping fixture (d=0,75”, height=0,5”)
Screw pump
Pressure
gauge
Handle
Clamping sleeve
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Universal Holding Fixture UHF Adaptable fixture Freeform surfaces Locating workpiece Supporting workpiece Custom made Modular design Active / passive elements Joint Venture
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Service For Kostyrka service means to be a
– creative partner – for new ideas
to optimize our products
– to fulfil completely our customers requirements and
– to bring out the maximum benefit
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Operating Conditions Technological parameter Operating conditions
– Design – Assembly – Operation
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Technological Parameter Pressure range 700 – 6500psi (8500psi) Temperature <= 140°C Oil viscosity <= 32 mm²/s (cSt) Holding force: F = f (diameter, length, pressure, friction)
Holding torque: M = f (diameter, length, pressure, friction)
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Technological Parameter Holding force of sleeve 5350.050.100
Transmissible Force
0
10000
20000
30000
40000
50000
60000
0 100 200 300 400 500
Pressure p [bar]
Axia
l-For
ce F
a [N
]
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Design and Assembly
Cylindrical clamping sleeve
Undercut Oil inlet Venting Deburring Greasing Pre-tension
~0,03% of total length
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Design and Assembly
Flange type clamping sleeve Support
> approx. 100bar+ (1450psi+)
Undercut Oil inlet Venting Deburring Greasing
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Operating Conditions Never pressurize without counter piece
Potential effect: Sleeve will be deformed Complete venting
Potential effect: Plastic cover will be destroyed No impurity in hydraulic oil
Potential effect: Leakage Adequate wall thickness Potential effect: Expansion will cause leakage
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Extract of Customer List
• ABB Robotics GmbH • Boeing Company, USA • Carl Zeiss AG • Daimler AG • Deckel Maho Pfronten GmbH • Dörries Scharmann Technologie GmbH • Dr. Ing. h.c. F. Porsche AG • F. Zimmermann GmbH • Fibro GmbH • Gebr. HELLER Maschinenfabrik GmbH • General Electric Canada Inc., Kanada • GKN Aerospace GmbH • Hilti Aktiengesellschaft, Liechtenstein • Hofmann Mess- u. Teiltechnik GmbH & Co. KG • Hyundai Motor Company, Süd Korea • INA Tooling Technique Pvt. Ltd., Indien • INDEX-Werke GmbH & Co. KG Hahn & Tessky
• Israel Aerospace Industries Ltd., Israel • Japan Machinery Company Ltd., Japan • Lindauer DORNIER GmbH • MAN Nutzfahrzeuge AG • Maschinenfabrik Berthold Hermle AG • Robert Bosch GmbH • Romheld Australia Pty. Ltd., Australien • Schott AG • Siemens AG • StarragHeckert GmbH • Steinway & Sons Pianoforte-Fabrikanten • Swarovski AG, Österreich • ThyssenKrupp AG, Brasilien • Traub Drehmaschinen GmbH & Co. KG • TRUMPF GmbH + Co. KG • WALDRICH SIEGEN Werkzeugmaschinen GmbH • ZF Friedrichshafen AG
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Contact and Info KOSTYRKA Ltd.
Dieselstrasse 6 D-70839 Gerlingen Germany +49 (0)7156 17673 - 0 +49 (0)7156 17673 - 30 [email protected] www.kostyrka.com