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The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 1 - www.burster.com 1 Precision Torque.

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Presentation on theme: "The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 1 - www.burster.com 1 Precision Torque."— Presentation transcript:

1 The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 1 - www.burster.com 1 Precision Torque Sensor Series 8661 The next Generation

2 The measurement solution. www.burster.com honorary sales representative meeting 2011 Measuring range: from 0…+/- 0,05 Nm to 0 … +/- 200 Nm High precision for static and rotating applications 0,05% f.s. and 0,09° Output signal for toque +/- 10 VDC, TTL for speed and angular measurement (option), USB (option) Extra socket for alternative external supply Simple field installation using provided mounting rack Excellent price – performance ratio 24.05.2015 / www.burster.de 2 Hard Facts

3 The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 3 Max. tension appears at an angle of 45° Strain gages with max. sensitivity at 45° Two strain gages on one backing Additional strain gages on back side Measuring Principle

4 The measurement solution. www.burster.com honorary sales representative meeting 2011 Energy Management 24.05.2015 / www.burster.de 4 Contactless energy transmission from stator to rotor (Induction coils)

5 The measurement solution. www.burster.com honorary sales representative meeting 2011 Signal Processing Rotor 24.05.2015 / www.burster.de 5 Sending LED Flexible Circuit Board Code Wheel Inductor Coil Strain Gages Wheatstone Bridge

6 The measurement solution. www.burster.com honorary sales representative meeting 2011 Signal Processing Stator 24.05.2015 / www.burster.de 6

7 The measurement solution. www.burster.com honorary sales representative meeting 2011 Electrical Properties Integrated 16 bit A/D & D/A converters Torque: Output voltage 0… +/- 10 V Angle / speed: TTL output (5V ), configurable as open collector output for direct connection to PLC (pos. logic), option Wide supply voltage input range 10 V…30 V DC 24.05.2015 / www.burster.de 7 Extra socket for external supply Intelligent operating state indicator Operating state display for: magnitude, overload and error status Automatic function check at power-on Check function inside (10.000 V output)

8 The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 8 Mechanical adaptation using metric threads (front/rear/bottom) Test and drive side are inscribed to simplify the orientation Mechanical properties High quality bearings, low friction, excellent balance, allowes speed of over 25.000 rpm Overload protection 300 % of range Smooth shaft ends (feather key grooves on request) High quality stainless steel shaft

9 The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 9 Shaft end caps with extra low friction miniature ball bearing Step 1: Clip on shaft caps Step 2: Set into very slow rotation Step 3: Oscillating motion Step 4: Wait until it commutes to standstill Step 5: Grind off material on bottom Repeat until oscillations disappear Balance Quality Grade of at least G 6.3 according to DIN 1940-1 Balancing

10 The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 10 Deadweight Tester #1 Range: ± 0,05 Nm…± 5 Nm Lever arm r ≈ 0,1 m Weights m = 50 g to 5 kg Deadweight Tester #2 Range: ± 5 Nm …± 250 Nm Lever arm r ≈ 1 m Weights m = 0,5 kg to 25 kg Torque Calibration Equipment M = r. m. g local

11 The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 11 Adjustment Each 8661 is adjusted digitally using the equipment shown above Each 8661 comes with a test certificate Calibration certificates (DIN 51309) Clarify customer’s acceptance In house lab: 0,05 Nm…250 Nm DKD calibration certificates (ISO 17025) International recognition & acceptance Cooperation with external calibration laboratory Since 2010: New accreditation body: DAkkS DKD logo remains on calibration certificates Torque Adjustment & Calibration

12 The measurement solution. www.burster.com honorary sales representative meeting 2011 High Precision 24.05.2015 / www.burster.de 12 Linearity up to +/- 0.05% F.S. Hysteresis up to +/- 0,05% F.S. Min. effect of temperature up to +/- 0,01% F.S./K Accurate angle/speed measurement 0.09° (option)

13 The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 13 Modular Assembly System Standard modules on stock Real time adjustment of the production volume Flexibility in the assembly Expedited production process Fast delivery time

14 The measurement solution. www.burster.com honorary sales representative meeting 2011 8661-Z010 External power supply unit 230 V AC to 12 V DC, 400 mA, 8661-Z00X Mounting rack For range 0-0,05 Nm to 0-200 Nm 8690 Metal Bellows Couplings 24.05.2015 / www.burster.de 14 Central hole, specific design with two clips for secured cable fixation Accessories

15 The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 15 High speed engines incl. power measurement Power/Drive Engineering Chemical Industry Measure of viscosity in chemical liquids R & D in Laboratory Frictional torque measurement on bearings Automotive and Industrial Biomechanical actuation Medical and Pharmacy Aviation and Electronic Industry High sensitive rotary switch testing Target Market Micromechanics test benches

16 The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 16 Automation: Drive Testing Final inspection for electric motors. Torque, engine rotation speed as well as performance has to be measured. Vibration - proof construction allows high - speed. Secured fixation using mounting rack. On booth ends flexible couplings. 0…± 10 V output signal or data logging/ visualization incl. mechanical performance using DIGIVISION.

17 The measurement solution. www.burster.com honorary sales representative meeting 2011 Automotive: Material Selection Fatigue test rig for camshaft and tappet for materials selection Surface fatigue and abrasive failure due to a build-up of stress between camshaft and tappet Torque and rotation speed have to be measured during the valve actuation process Correlation between measured force and material fatigue  optimized material selection 24.05.2015 / www.burster.de 17 Tappet

18 The measurement solution. www.burster.com honorary sales representative meeting 2011 Car Industry: Rotary Control Element 24.05.2015 / www.burster.de 18 Labor / industrial test bench for final inspection of air conditioner rotary switch. High sensitive torque and accurate angle measurement. Sensor fixed using a mounting rack, flexible couplings balance bending and angle misalignment. Optimized torque transmission using ball bearing. Evaluation / visualization using 9307.

19 The measurement solution. www.burster.com honorary sales representative meeting 2011 24/05/15 - www.burster.com 19 As QC criteria a car radio turn knob must be within min/max of specific torque range Measure of torque against angle at various position Low maximum torque 0.08Nm measured by 200mNm sensor Accuracy : 0.0001Nm for torque and 0.5 Deg for angle Car Industry: Final testing on radio knob

20 The measurement solution. www.burster.com honorary sales representative meeting 2011 Fatigue testing on spindle drive of an electro-mechanic hand brake for passenger car Rotating torque measurement (2*5 Nm range, 1*1 Nm range) Simulation of real-life operation; torque must remain within min-max tolerance band Required accuracy 0.1Nm, evaluation of values by industrial PC and LabView 24/05/15 - www.burster.com 20 Car Industry: Testing on spindle drive for hand brake

21 The measurement solution. www.burster.com honorary sales representative meeting 2011 Final inspection of dental drills. Continuously measurement of torque and rotation speed on high dynamic engines Vibration-proof construction allows high-speed over 25000 rpm. 0…± 10 V signal or evaluation/ visualization incl. mechanical performance using DIGIVISION 24.05.2015 / www.burster.de 21 Medical Engineering: Test Benches for Dental Drills Dental Drill

22 The measurement solution. www.burster.com honorary sales representative meeting 2011 24/05/15 - www.burster.com 22 Measurement of torque required to open and close lipstick as important QC criteria 100% test in automated production line in Korea 4 torque measurements simultaneously Benefit:  ensures the lipstick mechanics function smoothly Cosmetic industry: Final Testing of Lipstick Mechanics

23 The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 23 Latest features USB – output for torque, speed/angle and mechanical power incl. upgraded version of DIGIVISION (evaluation software) Plug & Measure High sampling rate,display up to 16 channels (option) Limits, trigger, storage function as well as archive viewer on board. Power supply via the USB-port (External power supply is not required) DLL and LabView-driver for free

24 The measurement solution. www.burster.com honorary sales representative meeting 2011 24.05.2015 / www.burster.de 24 Two-range Sensor with 2 measuring ranges 1:10 and 1:5/1:4 incl. option angle- and speed measurement Latest features A single sensor for accurate measures in a very wide torque range. Five fold overload protection for the smaller measuring range and 1.5 fold overload protection for the larger measuring range. No retooling time at all and only one coupling pair is needed.

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