HyperWorks Solvers

JOINTM

JOINTM

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JOINTM

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Bulk Data Entry

JOINTM – Joint Definition for Multi-body Solution Sequence using Marker

Description

Defines a joint using two grids which have a marker card associated with them. Joints are only valid in a multi-body solution sequence.

Format

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JOINTM

JID

JTYPE

M1

M2

 

 

 

 

 

hmtoggle_plus1Example 1

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JOINTM

3

BALL

345

231

 

 

 

 

 

hmtoggle_plus1Example 2

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JOINTM

4

UNIV

456

899

 

 

 

 

 

Field

Contents

JID

Unique joint identification number.

(Integer > 0)

JTYPE

Joint type

(BALL, FIX, REV, TRANS, CYL, UNIV, CV, PLANAR, INLINE, PERP, PARA, INPLANE, or ORIENT)

M1, M2

Marker identification numbers. M1 and M2 must belong to different bodies and must have a marker card associated with them.

(Integer > 0)

Comments

1.Definition of the different joint types:

Joint Type

JTYPE

Definition

Joint Orientation

Ball

BALL

M1, M2

·M1, M2 must coincide.

Fixed

FIX

M1, M2

·M1, M2 must coincide.

Revolute

REV

M1, M2

·M1, M2 must coincide.
·The joint axis will be along the Z-axis of marker M1.

Translational

TRANS

M1, M2

·M1, M2 must be along the joint axis.
·The joint axis will be along the Z-axis of marker M1.

Cylindrical

CYL

M1, M2

·M1, M2 must be along the joint axis.

Universal

UNIV

M1, M2

·M1, M2 must coincide.

Constant Velocity

CV

M1, M2

·M1, M2 must coincide.

Planar

PLANAR

M1, M2

·M1, M2 must be in the joint plane.

Inline

INLINE

M1, M2

 

Perpendicular

PERP

M1, M2

 

Parallel Axes

PARA

M1, M2

 

Inplane

INPLANE

M1, M2

 

Orient

ORIENT

M1, M2

No relative rotation.

See Also:

Bulk Data Section

Guidelines for Bulk Data Entries

The Input File