Force-Data Function-Block

Use the Force Data FB to measure the Force at a Joint, Spring, Gear-Pair or 2D-Cam and Cam-Follower.

MD-Force-FB

Force menu [or toolbar] > Add Force-Data Function-Block

Dialog-Box:

Force-Data FB dialog-box.

How to Add:

Add to the graphic-area:

1.Click the Force-Data FB in the Function-Block Toolbar.
2.Click again in the graphic-area to 'place' the Force-Data FB in the graphic-area.

The Force-Data FB is now in the graphic-area.

What for:

Use a Force-Data FB to measure the:

Force that acts on a Point
Torque at a Pin-Joint
Motor Force at a Slide-Joint.

 

 

Force-Data FB linked to a Point83 in Pin-Joint10

Force-Data FB linked to a Point83 in Pin-Joint10

Link to Point that is associated with a Joint, Spring or 2D-Cam:

1.Double-click the Force-Data FB in the graphic-area

The Force-Data dialog-box opens.

2.Select a Joint, 2D-Cam or Spring in the graphic-area or the Assembly-Tree

When you select a Joint, 2D-Cam or Spring:

The Joint, 2D-Cam or Spring shows in the box
A list of 'Available Points' shows in the box below, each with a 'Point Owner'
3.Click a Point in the list of Available Points (not in the graphic-area)

If you select a:

Pin-Joint - there are two 'Available Points' in the box
One Point on each Line that make the Pin-Joint
Slide-Joint - there are four 'Available Points' in the box
Two Points on each Line that make the Slide-Joint
2D-Cam - there are no 'Available Points' in the box
The contact point is selected for you
Spring Force FB - there are two 'Available Points' in the box
Two Points that anchor each end of the Spring Force FB

Note: Even if a Point shows in the 'Selected Force Data Element' box  you must click it in the 'Available Points' box.

4.Click OK

Force-Data available from the 'Available Point' when you click on a:

Point at a Pin-Joint or Slide-Joint - no Motor: Total Force, X Force and Y Force that act on a Point
Point at a Pin-Joint - with a Motor: Motor Torque, Force X, Force Y if the Pin-Joint is configured as a Power Source
Point at a Slide-Joint - with a Linear Motor: Driving Motive Force.
2D-Cam: Cam Contact Force: Total Cam Force, X–axis component and Y–axis component.
Spring Force  Opposing Force Acting on the Point by the Spring.
tog_minusHow to Open the Force-Data dialog-box

How to Edit a Spring Force Function-Block

To open the Force-Data dialog-box:

1.Double-click the Force-Data FB in the graphic-area1s-red

- or -

1.Double-click the Symbol of the Force-Data FB2s in the graphic-area - see image

- or -

1.Click the Force-Data FB in the graphic-area
2.Right-click the 'DimPtoPn' (the element name of the Spring-Force FB) in the Selection-Window.
3.Click 'Edit Element...' in the contextual menu

The Force-Data FB dialog-box is now open.

 

Help Files for MechDesigner and MotionDesigner 11.1 + © Machine, Mechanism, Motion and Cam Design Software by PSMotion Ltd