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BMMT CC#2017-009, Effective Date: 26Jan2018 

MA056-ART01-D v8.8 

 

 

Mechanical Testing System

 

 

 

 

 

 

Mach-1 

User Manual 

Version 8.8 

 

 

 

 

 

 

 

 

 

 

Biomomentum Inc. 

970 Michelin Street, Suite 200 

Laval, Quebec, Canada, H7L 5C1 

(+1) 450-667-2299 

www.biomomentum.com 

 

 

 

 

 

 

 

Designed and Assembled in Canada

 

 

 

MA056

 

Содержание MA056

Страница 1: ...26Jan2018 MA056 ART01 D v8 8 Mechanical Testing System Mach 1 User Manual Version 8 8 Biomomentum Inc 970 Michelin Street Suite 200 Laval Quebec Canada H7L 5C1 1 450 667 2299 www biomomentum com Designed and Assembled in Canada MA056 ...

Страница 2: ...MA C H 1 U S E R M A N U A L V8 8 2 B I O M O M E N T U M I N C M I C R O M E C H A N I C A L S Y S T E M S Mach 1 User Manual v8 8 ...

Страница 3: ...on and bending are mounted on a universal displacement stage platform Displacement resolution can be as low as 100 nanometers depending on the configuration Load cells are interchangeable to allow maximum loads between 150 g to 10 kg with load precision being 1 part in 20 000 of the maximum 7 5 mg minimum The system can be placed in an incubator dry mode for testing at temperatures of up to 37o C ...

Страница 4: ..._______________________________________________________________________________ 21 5 2 3 Move Absolute _____________________________________________________________________________ 23 5 2 4 Move Relative______________________________________________________________________________ 24 5 2 5 Normal Indentation for model v500css only with Software Add on _____________________ 24 5 2 6 Paraboloid ____...

Страница 5: ...8 3 Cleaning after testing______________________________________________________________ 48 9 Explanation of Symbols ___________________________________________________ 49 10 List of Related SOPs ______________________________________________________ 50 11 Software Licensing Agreement ___________________________________________ 52 12 Extent of Limited Warranty______________________________________...

Страница 6: ...tic function defined by the user Examples of controlled motions are routines such as Stress Relaxation Sinusoid or Ramp Release Stress relaxation tests consist in applying a deformation or strain to a sample and monitoring the resulting load over a specified time Sinusoid tests consist of an imposed sinusoidal displacement onto the sample and reading the resulting dynamic load Ramp release tests a...

Страница 7: ... not be tightened more than 0 9 N m which is about finger tight Also the tension or compression force to be measured must be applied as much as possible in a vertical direction along the center line of the load cell A bending moment or torsion force in excess of 0 35 N m could cause permanent damage to the load cells Multiple axis load cells can easily be destroyed by small loads if any moment arm...

Страница 8: ... be necessary to install update camera s drivers Install the Point Grey Research s camera drivers by clicking on FlyCaptureVersion exe where Version corresponds to the latest released version and by following onscreen instructions it is recommended to use the Complete setup type and selections shown in the following figures Note that those drivers can be downloaded either from www biomomentum com ...

Страница 9: ...rface box es to the appropriate channel s of the motion controller Finally connect the Stage Cables from the stage s to the corresponding axis axes in the controller with axis 1 being the vertical stage axis 2 the first horizontal stage or the torsion stage and axis 3 the second horizontal stage or the torsion stage Power up the system Figure 2 Cable Connections The end with wrench flats of a sing...

Страница 10: ...terface with the multiple axis load cell Figure 4 shows the technical drawing of the Top Plate provided with the linear actuators for attachment of custom made accessories Figure 4 Description of the Top Plate provided with the linear stages 4 3 Activating the System Your display screen should be set at a minimal resolution of 1366 x 768 pixels From the desktop or from the Windows Start menu under...

Страница 11: ...h as load cells are temperature dependent and can show significant load drift when exposed to temperature variations even if they have built in temperature compensation Therefore it is recommended to let the transducers get to a steady state It is best to perform load cell calibration and proceed to the execution of a test sequence only once the load reading is stable on the computer screen which ...

Страница 12: ...rises setup options that should be completed before performing a test The interface also shares general information regarding the Mach 1 Micromechanical System and the Mach 1 Motion software application Figure 8 Setup General Information 5 1 1 Acquisition Rate Hz The acquisition rate of the stage position and load cell signals are set by choosing from the Acquisition Rate Hz dropdown list Figure 9...

Страница 13: ... the displacement of the corresponding stage in the chosen direction for the rotation stage counterclockwise CCW and clockwise CW Note Avoid fast repetitive clicking of the displacement buttons for more precision as all clicks result in displacements 5 1 2 4 A X I S M I D P O I N T Clicking this button will find the midpoint of the selected Axis The midpoint can be used as an absolute reference in...

Страница 14: ...d into the Configuration menu The Calibration Factor column indicates the current load cell s calibration factor The Offset column indicates the current offset for the sensors The Calibration Date column indicates when the last load cell calibration was performed Each time this routine is executed a new set of parameters is calculated The Load Calibration Factor represents the ratio of the theoret...

Страница 15: ... system will acquire the absence of a weight The load cell window Figure 11 will now display the updated calibration information which is calculated automatically Calibration Holder First install the Calibration Holder Figure 13 2 Click the Calibrate button to proceed to load cell calibration this will open a window as shown in Figure 13 1 Choose a calibration weight from the Calibration weight dr...

Страница 16: ...lt in more phase shift of the signal 5 1 3 3 A N A L O G I N P U T S A D D O N F O R A N A L O G I N P U T S R E Q U I R E D Two Analog Inputs can be added to the Mach 1 Micromechanical Tester see Figure 14 Use the checkboxes to activate one or both analog inputs channels For each channel the ground reference setting can be set to Differential or Single Ended and the voltage range set to 10V 5V 1V...

Страница 17: ...ical test Figure 16 Camera lens and positioning arm attached to the Mach 1 With this Add on feature activated clicking on the Show Camera button will reveal a secondary panel of the Mach 1 Motion Main Window displaying the camera feed and related parameters see Figure 17 At all times it is possible to switch back to the regular panels by clicking on the Hide Camera button It should be mentioned th...

Страница 18: ...YY bmp where YYYYYYYY corresponds to the time index of the corresponding function in tenths of a second 5 1 6 1 S N A P S H O T At any time when the camera feed is activated a snapshot image can be saved 5 1 6 2 R E C O R D I N G Checkbox to perform an image recording during a data acquisition 5 1 6 3 T I M E I N T E R V A L B E T W E E N I M A G E S E C Select the time interval period between eac...

Страница 19: ...mal positive position Negative Hardware Limit Detected the stage has reached the maximal negative position Maximum Velocity Exceeded the maximal velocity of the stage was reached and the stage will stop moving Maximum Acceleration Exceeded the maximal acceleration of the stage was reached and the stage will stop moving 5 1 8 Closing Mach 1 Motion To close Mach 1 Motion click the X in the upper rig...

Страница 20: ... T A G E A X I S On multi axis systems the user must specify which axis will perform the Creep 5 2 1 2 L O A D C E L L A X I S When using a multiple axis load cell the force component on which the stop criteria load or torque will be applied has to be selected Note The selected Load Cell Axis must be consistent with the Stage Axis For example if the Vertical z stage axis is selected the Load Cell ...

Страница 21: ... The higher the P value the faster the error will be corrected however if the P is made too large the error can go negative actual load desired load which may start a process where the stage starts to oscillate between speeding up and slowing down This oscillation can result in the motor control system going unstable A simple way to eliminate this instability would be to decrease P until the oscil...

Страница 22: ...orizontal stage will move right and a rotation stage will move clockwise Enter a negative value for stage displacements in opposite directions 5 2 2 4 S T A G E V E L O C I T Y M M S Specify the speed at which the stage will move Refer to the specifications of your Mach 1 model to learn of the velocity range allowed In Mach 1 Motion the speed is always specified in absolute value terms 5 2 2 5 C O...

Страница 23: ...ted and repositions the stage based on the selected stage repositioning option There are three stage repositioning options 1 None the stage remains at the position where it has stopped overshoot 2 Stop Criteria the stage is repositioned where the load variation first corresponded to the stop criteria overshoot compensation 3 2X Load Resolution the stage is repositioned where the load variation fir...

Страница 24: ...ters 5 2 4 1 S T A G E A X I S On multi axis systems the user must specify which axis will perform the Move Relative 5 2 4 2 A M P L I T U D E The amplitude is taken relative to the actual position of the chosen axis A positive amplitude will move the vertical stage down compression the horizontal stage right and the rotation stage clockwise Enter a negative amplitude for opposite directions 5 2 4...

Страница 25: ...ion of the 4 control points at the surface in the vicinity of the test location xi yi d 0 d 0 0 d and 0 d 5 2 5 4 I N D E N T A T I O N A M P L I T U D E This is the amplitude of the normal indentation Full stage range is allowed A positive amplitude will move the indenter toward the sample compression 5 2 5 5 I N D E N T A T I O N V E L O C I T Y This is the velocity of the normal indentation Ref...

Страница 26: ...ical stage down compression the horizontal stage right and the rotation stage clockwise Enter a negative amplitude for opposite directions 5 2 6 3 A C C E L E R A T I O N 1 The loading ramp acceleration In Mach 1 Motion the acceleration is always specified in absolute value terms 5 2 6 4 V E L O C I T Y 1 The loading ramp velocity Refer to the specifications of your Mach 1 model to learn of the ve...

Страница 27: ... velocity and if required a second relaxation Figure 27 presents a typical position versus time curve for a Ramp Release test This routine is particularly useful for the mechanical stimulation of specimens especially in controlled environments such as cell or tissue culture incubators It is also useful for studying fatigue and related processes during prolonged loading periods Figure 27 Typical Po...

Страница 28: ...he releasing ramp and the start of the next loading ramp 5 2 7 7 N U M B E R O F R A M P S This is the number of identical ramps displacement plateau release plateau to be executed 5 2 8 Scan model v500css or v500cst required This function moves the X and Y horizontal stages or Theta torsion stage to the next position on a predefined positions list Contrary to the other functions this function is ...

Страница 29: ...L E A R X Y Clears all the X and Y or Theta coordinates in the table 5 2 9 Sinusoid The Sinusoid function allows to execute precise sinusoidal displacements Limitations on the amplitude and frequency stem from the displacement velocity and acceleration limitations of the Mach 1 model hardware configuration The function executes a sequence of sinusoidal displacements determined by a combination of ...

Страница 30: ...f ramp hold displacements is specified by determining the number of ramps plus the amplitude and velocity of each ramp the same amplitude and velocity are used for all ramps Figure 31 Typical Position versus Time Curve for a Stress Relaxation Test During a Stress Relaxation test a ramp is executed at velocity V and amplitude A followed by a relaxation plateau in which a constant position is held d...

Страница 31: ...of your Mach 1 model to learn of the velocity range allowed In Mach 1 Motion the speed is always specified in absolute value terms 5 2 1 0 5 N U M B E R O F R A M P S This is the number of identical displacement hold cycles to be executed 5 2 1 0 6 S T O P B A S E D O N There are two ways of determining the end of each relaxation profile ramp hold cycle before applying the next ramp Fixed Relaxati...

Страница 32: ...r and or load cells without activating the motors Figure 33 Wait Parameters 5 2 1 1 1 H H M M S S Specify the duration Once the waiting duration is reached the next specified function of the sequence will be executed 5 2 12 Zero Load This option sets the current load read by the load cell back to zero On multi axis systems all the axes are zeroed at once Figure 34 Zero Load 5 2 13 Zero Position Th...

Страница 33: ...of File window Figure 37 will open Select the folder where you would like to create the file and enter the name of the file in the File name box i e where example is written in Figure 37 If you wish to append data to an already existing Mach 1 Motion file click the Browse Data Files button go to the folder where the file is located and select the file The new data will be appended to the file with...

Страница 34: ...d conditions is met To deactivate a condition set it to inf infinite as the default 0 value is a condition that is always met The Stage Axis and Load Cell Axis can be chosen on multi axis systems Note If a file designated for saved results was chosen by mistake for one function click Browse Data Files and Cancel to remove it Note The data file filter cannot be used to manage images created by a ca...

Страница 35: ... of the Function selected from the Function dropdown menu as shown in Figure 41 A The Function can then be changed by selecting the desired Function from the dropdown menu see Figure 41 B A B Figure 41 A Clicking Insert Function B Selecting Desired Function from the Dropdown Menu Note Functions in a Sequence can be modified by selecting them and changing the parameters in the Function box The Sequ...

Страница 36: ...Load Sequence Window Select the desired Sequence and click OK to load it Note that it will erase the current sequence 5 3 1 5 S A V E S E Q U E N C E Clicking this button will open the Save Sequence window Figure 43 Figure 43 Save Sequence Window To save a new Sequence enter the desired Sequence Name in the box and click OK To open an existing Sequence select it from the Sequence List and click OK...

Страница 37: ...rruption A B Figure 44 A Execute button B Stop button 5 4 Configuration The Configuration menu is accessible from the dialog box that appears once Mach 1 Motion is started Figure 5 The configuration menu allows the user to define hardware settings for the controller stages load cells and calibration weights Initial configuration was performed in factory contact Biomomentum Inc before modifying it ...

Страница 38: ...nual Controls Figure 47 shows the different parameters Refer to specifications of your Mach 1 model to learn of the velocity range allowed Always use positive values when entering velocities in Mach 1 Motion Figure 47 Stages Velocities Window 5 4 2 1 S T A G E A X I S On multi axis systems the user must specify for which axis to set the velocities 5 4 2 2 L O W M E D I U M H I G H S P E E D The ve...

Страница 39: ... W A R D G A I N A C C F E E D F O R W A R D G A I N The PID parameters were conservatively set by Biomomentum Inc to ensure a safe and oscillation free operation in most situations The PID parameters can be modified by entering values in the appropriate fields However tuning a PID controller requires a reasonable amount of closed loop system understanding Load acceleration chamber orientation agi...

Страница 40: ...uring the acceleration and deceleration phases of a motion Negative following error during the acceleration phase of a motion Stage lags the desired trajectory Positive following error during the acceleration phase of a motion Stage is ahead of the desired trajectory 5 4 4 Single Axis Load Cell Configuration This configuration allows the user to add single axis load cells to the Mach 1 Micromechan...

Страница 41: ...f 7 5 V will generate a voltage of 0 75 V when submitted to a 1 kg load The DAQ Channel is the automatically attributed address of the load cell in the data acquisition hardware 5 4 4 2 D E L E T E Click the Delete button to delete the selected load cell 5 4 5 Single Axis Load Cell Calibration This configuration allows the user to add calibration weights and edit the parameters of existing ones fo...

Страница 42: ... weight in grams in the Weight g box 5 4 5 2 D E L E T E Click the Delete button to delete the selected calibration weight 5 4 6 Multiple Axis Load Cell Configuration This configuration allows the user to add multiple axis load cells to the Mach 1 Micromechanical System and to edit the parameters of existing ones by double clicking the corresponding line You should not have to edit the parameters ...

Страница 43: ...ted in the First DAQ Channel box Enter the name of the multiple axis load cell calibration file including cal extension in the Calibration File box Make sure that a copy of the configuration file can be found on the computer hard drive where Mach 1 Motion is installed 5 4 6 2 D E L E T E Click the Delete button to delete the selected load cell 5 4 7 Multiple Axis Load Cell Calibration This configu...

Страница 44: ...he line to edit the parameters the Calibration Weight window will appear Figure 60 Calibration Weight Window Enter the name of the calibration weight e g its serial number or its nominal value in the Name box Enter its weight in newtons in the Fz N box Enter the torque according to the x Tx N mm or y Ty N mm in newton millimeters if you wish to perform a calibration using the torque The force alon...

Страница 45: ...C H 1 U S E R M A N U A L V 8 8 45 5 4 7 2 D E L E T E Click the Delete button to delete the selected calibration weight 5 4 8 Reset Use the Reset button to reset all parameters to factory default settings ...

Страница 46: ...MA C H 1 U S E R M A N U A L V8 8 46 6 System Specifications ...

Страница 47: ...could be due to The connection cable is not properly connected The stage suddenly stops responding This could be due to Overloads Check if the activated load cell is overloaded An obstacle forced the motion controller to disable the stage to prevent permanent damage to the stage Reset the axis Manual Controls Motor Power ON The system may have lost communications with the controller Reboot the mot...

Страница 48: ...r etc In order to minimize the risk of spill onto into the stage s accessories located under the testing chamber it is highly recommended to insert a piece of paper benchtop cover large enough to completely cover the components under the testing chamber in case of a spill and with 4 holes made with scissors to allow clearance for the testing chamber s attachment screws under the testing chamber be...

Страница 49: ... precautions to avoid electrical shock Warning Crushing of hands Indicates a risk of hand crushing where applied Consult instructions for use Consult instructions for use Catalogue number Indicates the catalog number of the product Batch code Indicates the lot number of the product Serial number Abbreviation for Serial Number Manufacturer Indicates the manufacturer of the product CE Marking This m...

Страница 50: ...e Purpose This procedure describes a standard method to realize an automated thickness mapping over the non planar surface of articular cartilage using the Mach 1TM mechanical tester model v500css with software add on for Automated Thickness Mapping Analysis is described in a companion document SW186 SOP02 D MA056 SOP03 D Mach 1 Unconfined Compression of an Osteochondral Core Purpose This procedur...

Страница 51: ...from a Closed Stifle Joint in Large Animal Species Purpose This procedure describes a standard method to extract articular surface from a closed stifle joint in large animals MA056 SOP11 D Mach 1 3 point or 4 point Bending Test Purpose This procedure describes a standard method to realize a flexural 3 point and 4 point bend test on a material sample using the Mach 1TM mechanical tester Analysis is...

Страница 52: ...r displaying the Software You means the company entity or individual whose funds are used to pay the license fee or who has otherwise acquired the Software Proof of License At some point You may be asked to prove that You have a license to Use the software This License Agreement is your proof of license This License Agreement is a valuable property keep it in a safe place for future reference You ...

Страница 53: ...transferred into any other country or Used in any manner prohibited by any export laws restrictions or regulations Termination This License Agreement is in effect until termination You may terminate it at any time by destroying the Software and all copies You have made Unauthorized copying or duplication of the Software will result in automatic termination of this License Agreement Without prejudi...

Страница 54: ...rchase and the defective media to Biomomentum Inc No Liability for Damages Regardless of whether any remedy set forth herein fails of its essential purpose to the maximum extent permitted by applicable law in no event shall Biomomentum Inc be liable for any damages whatsoever including without limitation loss of business profits business interruption loss of business information or any and all oth...

Страница 55: ...prior agreement oral or written and any other communications between You and Biomomentum Inc relating to the subject matter of this License Agreement Support Services Biomomentum Inc provides You with customer and technical support services related to the Software Support Services Use of Support Services is governed by the Biomomentum Inc policies described in the user manual Maintenance Updates B...

Страница 56: ... shall be released from all obligations under its warranty for products that have been in contact with biohazard materials and or radioactive materials The Company shall be released from all obligations under its warranty in the event repairs or modifications are made by persons other than its own service personnel or authorized dealer personnel unless such repairs by others are made with written ...

Страница 57: ...servicing policy The user should not attempt to repair service or perform maintenance of the system beyond the procedures described in the Troubleshooting section of the User Manual Biomomentum Inc should be advised of any problems that arise with the user s system Technical support should be contacted refer to contact information below For all technical support please have the following informati...

Страница 58: ...pment WEEE Directive According to the Directive Biomomentum Inc must collect the Mach 1 for free at the end of its useful life To dispose of your product please use the return process described previously in this section In this case shipping costs will be assumed by Biomomentum Inc 15 Contact Information All requests suggestions or reports of instrument performance should be directed to Biomoment...

Страница 59: ...www biomomentum com ...

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