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This task shows you how to insert and
modify an advanced Bill of Material in the sheet background. Choose a task:
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A bill of material describes a product in terms of its
sub-assemblies and/or basic parts. It consists of an itemized list of
parts of a structure shown on a drawing in the shape of a table. |
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Generating an Advanced Bill of Material
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The Bill of Material can be created in any type of view, including sheet
background. The product to be processed is specified either by selecting
a Generative View representing this product or by a direct selection in
the 3D window. |
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Open the
BUTTERFLY-VALVE-ASSEMBLY.CATProduct document and the
BUTTERFLY-VALVE-DRAWING.CATDrawing document. |
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In the sheet, select
Edit > Sheet Background.
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Click
Advanced Bill of Material
in the Drawing toolbar (Bill Of Material
sub-toolbar).
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You can also create the bill of material in working view, select
Insert > Generation > Bill Of Material
> Advanced Bill of Material. |
The Bill of Material
Creation
dialog box is displayed.
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The following inputs can be given in this dialog box:
- Style : The style to be used while creating
the Bill of Material. The last used Bill of Material style
is displayed as default option when creating a Bill of
Material.
- Invert : Select this option if you want the table to be
read from bottom to top (i.e. column headers at the bottom
and items numbered from bottom to top).
- Split : Select this option to
split the table into several tables. For more information on
splitting tables, see
Creating/Modifying a table.
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Select the Invert check box.
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Click OK.
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Select the Isometric view from the
specification tree.
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Click in the drawing to indicate where you want to
position the Advanced Bill of Material.
The Bill of Material is generated as the selected Bill of
Material style.
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The styles of Advanced Bill of Material are defined by the administrator in
the
annotation styles (Tools > Standards > [standard name] > Styles
> Bill of Material).
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The Bill of Material has the following default
properties:
- Quantity
- Part Number
- Type
- Nomenclature
- Revision
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Modifying an Advanced Bill of Material
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Editing Advanced Bill of Material Properties
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Right-click the Bill of Material and select
Properties.
The Properties dialog box is displayed.
The properties
of Bill of Material can be modified in the
BOM Format
and Reported Properties
tab.
- Select the
BOM Format
tab.
You can edit the following options:
- Type: This option is grayed out.
The setting is done by administrator in Tools > Standards >
Drafting > [standard name] > Styles
> Bill of Material.
The Bill of Material with Top Level setting
is as seen:
- No Value Label: Set a label when
no value is set in the appropriate property
field. The default value is -.
- No Material Label: Set a label,
when the Material property is set in
the Bill of Material and no information
is set for the Material property. The
default value is -.
This setting is also used in Weight
property, if the related Part does not have any
material defined for it.
- Item Number Label Type: For each
line of the Bill of Material, a specific item
number is assigned. The item number is used in the
balloons for numbering. The numbering can be of
two types:
- Integer: 1,2,3...:
Select this option if you want the item
numbering to be integer. This is the
default option.
- Letters A,B,C...Z,AA,BB...: Select this option if you want the
item numbering to be alphabetically.
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- Select the
Reported Properties
tab.
You
can add new properties to the Bill of Material. For each property, a new
column is created. Apart from the default five properties the following
properties can be added:
- Item Number
- Part Number
- Nomenclature
- Material
- Weight
- Quantity
- Description
- Revision
- Definition
- Source
- Type
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- Reported Properties are not supported in case
of heterogeneous selection of Bill of Material
who have the reported properties different
either in content of term of order.
- Reported properties are supported in case the
selected Bill of Materials have same reported
properties and order even if their titles and
column widths are different.
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The list of displayed properties in the Bill of Material can be
edited using:
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New
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adds a new property as a new line. This
button is activated only when a line is
selected. Click this button and a new line is
added at the end of the property list and is
initialized from the previously selected
property.
The newly created property can be customized as
any existing property using the following:
- Property: Select the
property you want to set from the
Property drop-down list.
You can select the same property as many
times as you need.
- Title: You can modify
the title of the property.
- Column width: You
can set the column width using the
spinner. The width value is set using the Drafting
standard unit (mm/m/inch as specified in the
Tools > Options > Mechanical Design >
Drafting, General tab,
Paper Unit field).
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Delete
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removes one or more properties. This button is
activated once a line is selected. Select one or
more properties and click this button.
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Move up:
moves the selected property up. This button
is activated only when a line is selected.
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Move down
:
moves the selected property down. This
button is activated only when a line is
selected.
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- The administrator and you are allowed to set
several times the same value. For example,
Material can be set twice. In that case, two
columns will be created with the same value.
- For each property, a default name is set.
The administrator and you can overload the
default name in the editor field. If the title
is not set, then the default name will be used.
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Add a new property Item No..
Change the title to Index.
Change the column width to 30.
- Add more
properties Material
and Weight.
- Reorder the
properties as shown using the up and down arrows and click OK.
The Bill of Material is updated.
- Select
Edit > Working Views.
- Click
Generate Balloons
to generate balloons in the active view as numbered in the
Bill of Material.
Balloons are generated in active view using the following
commands:
- Balloon
- Generate Balloons
The numbering is done as seen:
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The number is displayed as generated in the Advanced Bill of Material. As
the Advanced Bill of Material automatically handles the numbering it is
recommended that you do not generate the numbering before.
The number displayed
in the balloons depends on the following:
- The number is the same as the one displayed in the
Advanced Bill of Material for the component (if any).
- The number is defined by Generate Numbering
command and is displayed in the Number
property of the instance (if any).
- If both of the above cases are not applicable then
an index automatically increments the number (from 1
to n).
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Editing an Advanced Bill of Material
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- If you have inserted the Bill of Material in Sheet
background, then you can edit it in the Sheet background only.
- If you have inserted the Bill of Material in Working View,
then you can edit it in the Working view only.
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Right-click the Bill of Material and select
Table.X object > Edit BOM.
The Bill of Material Edition dialog box is displayed.
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adds a new
blank line. This
button is activated only when a line is
selected. Click this button and a new line is
added above the selected line.
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The blank line is always created above the selected line. |
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removes any blank line that is added. This
button is activated only when you select a blank line.
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moves the selected
line up. This button
is activated only when a line is selected.
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moves the selected
line down. This
button is activated only when a line is
selected.
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- Select the row
you want to reorder and click the up or down arrow depending on your
need.
In this case select Washer
and click the up arrow till it is reordered to first position. You can
see that the entire line along with all the properties is reordered. You
can see that the item number is also reordered.
- Select the row
above which you want to create a blank line and click
icon .
- Click OK.
- Again right-click the Bill of Material and select
Table.X object > Edit BOM.
The Bill of Material Edition dialog box is displayed.
- Select the
blank row to delete and click the
icon.
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More about Bill of Material
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- Components deactivated or in No Show Space in Product are displayed in the Bill
of Material.
- To hide
a component in the Bill of Material, clear the
Visualize in the Bill of Material
check box in the Properties
dialog box of the product in the Product Structure workbench.
- Only material defined at Part level will be displayed in the Bill
of Material. If material is defined at Part instance level or within
a
body of the Part, the result will be same as if there was no
material defined (see No Material Label property).
- Weight property is supported for Part and will
not be computed for
assemblies. The weight is computed only if material has been
assigned to the Part following the previous conditions.
- The unit for weight is displayed only if Display Units
check box is selected in Table Properties
contextual menu, Text tab.
- The unit and decimal system for weight are set in the Tools > Options > General > Parameters and Measure,
Units tab.
- Item numbers are not reassigned. If a component is deleted,
then the associated row data is emptied except the Item number.
- If a new component is added to the assembly, when updating
the Bill of Material, this component is assigned a new Item
Number resulting from increasing the last previously assigned
number at the end of the Bill of Material.
If the last line is a blank line, then the new component is
added above the blank line.
- If a product or a part displayed in the Bill of Material is
replaced by another one in the assembly, its item number is
assigned to the new one (if this one was not previously
referenced in the bill of material).
- It is possible to isolate the Bill of Material using the contextual menu Table > Isolate Table.
In this case, other tables
representing a part of the Bill of Material are also isolated.
- The Bill of Material will not be rerouted if you replace its
source product (the product from which it was generated). In this
case, you need to generate a new Bill of Material.
- You can modify the cell value by editing the cell (generic
table edition mode) by adding text to the cell, or removing the
attribute link to overload the value (useful to overload
quantities for example). Notice that if a value is overridden,
the cell will no more be updated to reflect later modifications
of assembly.
- You can manually add columns. The modifications made
in the manually added columns are kept after update.
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As other annotations (such as texts with
attribute links), the Bill of Material update status is not
taken into account in the drawing update status. So even if the
Bill of Material is not up-to-date, the Update icon
is not activated. Use force update command to update
the Bill of Material.
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Only a manually added line or an empty line
due to instance deletion in 3D can be removed while editing the
Bill of Material.
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Merge functionality is not available on
cells that display item properties (including reserved lines),
as well as column titles. Merging is available on cell and
columns manually added.
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As any other table, a bill of material can
be split into many tables. The split tables of Bill of Material are retained
after update.
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Deleting a table of the Bill of
Material makes the other tables of the same Bill of Material
isolated (it means that modifications done on the assembly are
no more reflected in the tables).
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