The concept and function of 6.3.1 pattern filling
This is often the case when drawing graphics, such as drawing a section or section of an object, using a pattern to fill a specified area, a process called a pattern fill (Hatch). Pattern fills are often used to express the material type of an object in a cross-sectional view, which increases the readability of the graphic.
In AutoCAD, no matter how complex a pattern fill is, the system considers it
When a user constructs a selection set in AutoCAD, the select set can be filtered using either the Quick Select (Quick Select) or the Objects Selection Filters (Object Selection Filter) dialog box to filter the selection based on object attributes or object types. That is, the user can select only objects that meet the specified criteria, and other objects will be excluded from the selection set.
With a quick selection, you can quickly define a selec
The function and use of 8.6.1 time query
In an AutoCAD system, call the time command to display statistics about the date and time of the graphic in the text window, such as the current times, when the graphic was created, and so on. This command uses the system clock to complete the time function, with a 24-hour time format that can be accurately displayed to milliseconds.
The command is invoked in the following way:
Menu: "Tools" → "Inquiry (quer
First, use shift to add deletion entities in the Select Set
In AutoCAD, the selection set is an operation we can not avoid, and sometimes we need to add or delete a new entity in the selection set, at which point the SHIFT key will be useful. First of all, we use the mouse box to select the AutoCAD drawing window of the easy to select the entity selected, so that we have set up a select set, if you want to
, adhere to the "speed, innovation, collaboration, passion," the core values. Among them, the product design innovation is particularly important.
We initially used the design of electrical control in a domestic software, but many engineers reflect that the software design is not intelligent enough, and the data is not relevant, at the end of 2003, the company agreed to buy a professional software for electrical design, our electrical group of about 10 people, Electrical room director Let me an
6.4.1 Block profile
Before introducing the concept of block, let's recall some of the problems encountered in manual drawing. For example, when drawing electronic circuit map, need to draw a large number of resistors, capacitors and other components, and each type of components are basically the same shape, in other words, have to do a lot of repetitive work. This problem is more or less the same in other areas, such as doors and windows in building drawings, valves and connectors in piping dia
1.VBA projects are commonly used in three types of inserts: Forms, modules, and a VBA-thisdrawing
form, very simple, learn VB all understand
The module is like a warehouse that provides rich functions and procedures for the form, thisdrawing code area
Thisdrawing, through a small amount of practice, I regard him as the entry of VBA, the equivalent of C's main function (if not correct), in this code area input:
You can start the form when the program starts runni
What if the two lines do not overlap when the two lines are cut (TRIM? The common practice is to extend two straight lines to make them intersection, and then trim the operation. If there is a large number of such non-intersecting conditions in the drawing, isn't it very troublesome to cut? AutoCAD has taken this situation into consideration for us. By modifying the system variable edgemode, we can easily trim non-Intersecting straight lines.
Enter "
Recently, ArcGIS controls were used to display maps. Previously, mxd files were loaded to display maps. However, each time a map was zoomed in or dragged, the map was reloaded, if the screen or latency is serious, the real-time display of elements cannot be completed. For this reason, after I change to a file in the SHP format, the effect is significantly improved. However, the SHP file is obtained from the DWG file and n methods are introduced on the Internet. However, during actual operations,
1. the VBA script cannot be run automatically.
Solution: Set the acadlspasdoc system variable to 1.
Explanation:
Acadlspasdoc is a system variable
Type: integerLocation: RegistryInitial Value: 0Control whether to load the Acad. LSP file to each graph or only to the first graph opened in the task.
0: Load Acad. LSP to the first graph opened in the task.1. Load Acad. LSP to each open image
How to Set 1?
(1) Search for this value in the Registry and change the value to 1.
(2)
I believe that the use of AutoCAD in the work of drawing drawings is not only in accordance with the book when the study to draw a few line segments or painting square draw circle so simple, a complex drawings often need to spend a few hours or even more than a few days of work to complete, I believe that no one is iron, There's no going to be a nap when something goes wrong. The author here on the complex drawing should pay attention to some of the p
Often contact the CAD drawing friends will find that the download to the drawings often appear after the text garbled problem, sometimes the text all show as a question mark, to our work brought a lot of trouble. How to solve such a problem?
Look at this picture below, this is a line of text in AutoCAD, do not misunderstand oh, this is not Japanese, but display the wrong garbled.
If you just want to know the content of a line of text, double-click
5.2.1 Example 1 draw the pressure gauge
Step 1 Create a new graphics file
Start the AutoCAD 2002 system and create a new graphics file for the template "ACADISO.DWT".
Step 2 Draw the contour of the pressure gauge
(1) First use the "Circle" command to draw a circle with a point (100,100) as the center, 50 as a radius, and then invoke the "Rectang" command to draw a rectangle between the point (85,45) and the point (115,155). The result is shown in
Next, you'll introduce a few basic, generic, change commands. For most AutoCAD commands, users can usually use two editing methods: One is to start the command, then select the object to edit, the other is to select the object first, and then edit the command at the call. In order to describe the unification, the first method is used in this chapter to modify. A command that can only use one editing method is described in the instructions for that com
Point coordinates query
The ID command is used to query the coordinate values of the specified points. The call method for this command is:
Toolbar: "Inquiry (query)" →
Menu: "Tool (tool)" → "Inquiry (query)" → "ID point (coordinates)"
Command line: ID
When you use the ID command, AutoCAD gives the x, y, and z coordinate values for the specified point.
Explains that the ID command can be used transparently.
Distance Query
function and use of 8
Today we use AutoCAD to make an exquisite three-dimensional birdcage.
Here is a complete picture.
Make the bottom of the Birdcage first!
As pictured, draw two concentric circles, the size of the custom!
Using the Cut (TR) command, cut off the second round line, as shown!
Then use the stretching command (EXT), respectively, two of the circle stretching, stretching, the difference set operation, the outer circle minus the inner circle!
UCS as the
In AutoCAD to draw a building plan often need to draw some objects of the floor plan, such as tables, chairs, bonsai, and so on, most objects are dedicated library can be called directly. Lotus in general building plans rarely encountered, so most of the library does not have this block, then we have to draw a hand, in fact, drawing Lotus is very simple, 5 commands can be achieved, the final effect chart is as follows:
Next, let's look at how to dr
Drawing drawings in AutoCAD with similar shapes but with different sizes is a problem we often encounter, drawing in standard sizes, time-consuming and laborious. In fact, the purpose of some simple sketches is only to enable the processing workers to understand the size and shape of the parts, so in order to improve efficiency, we can use the "word substitution" method to modify the already drawn approximate graphics to quickly get the new sketch.
A
First, open the AutoCAD toolbar, select UCS and view. The toolbar on the left side of the picture.
Second, the use of polygon tool to draw the inner cut in the circle, the radius of 5 of the positive hexagonal
Third, connect diagonally 2 points to make red auxiliary line. A circle with a radius of 2 on the midpoint of the Red guide line
Using Drawing > Surface field to convert hexagonal and circle to face
Use drawing > Entity > Stretch to stretch
Designers in the drawing of some simple three-dimensional graphics, usually need to mark the processing size, such as furniture, shelves and other simple three-dimensional graphics. See a lot of friends are not in the CAD to mark the size, but in the CAD to draw the figure after the print out, with a pen and then mark the size. Today we are in the CAD for a simple shelf three-dimensional graphics dimensioning, for friends as a reference.
There is no three-dimensional annotation function in
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