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practical with torsion plague

  • Thread starter Thread starter deep70
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deep70

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Hello everyone,
I find myself struggling with the duty to shape the 3d of a particular with a plague I would say a bit strange or however not frequent. . more than a fold is a twist of the bottom of a plate, if someone could suggest me the most correct method to adopt it I would be immensely grateful.
I press that I tried with the sheet loft, I tried also passing through the surfaces and then trying the transformation in sheet metal, but without results.
place obviously the relative dwg, and thank all in advance for the answers given.
1557579187919.webp
 
make two separate solids (at the bending level) and then "touch" them

I see an extruded with two holes added to a parallelepiped with one of the two ends rotated... and then a sloped hole. ..what happened. .

I can't be more precise at the level of commands to use because I don't know that software
 
make two separate solids (at the bending level) and then "touch" them

I see an extruded with two holes added to a parallelepiped with one of the two ends rotated... and then a sloped hole. ..what happened. .

I can't be more precise at the level of commands to use because I don't know that software
the form for itself is very simple, that is true, you can do it at solid level in two seconds.. but it must still be a sheet then at the end with its flat repetition working. . It's where things get a little complicated. , but if you don't know the program, it's a little hard to break... thanks anyway ale47p...
as regards the option of the two solids is not available unfortunately. . .
 
the question is specific of the software and not of the realization in the workshop, if you do not know the program how do you give explanations? is it folded? No. It's a twisted piece, you don't get it twisted. with the sheet commands you do nothing .. that it happened to say a solution that has nothing to do
 
only to understand well: the axis of the diam hole 8 and the lower face must be parallel to the lower plane (then executed after the twist, both in the cad and in the practice) or must you refigure them as if they were practiced on the piece before the twist?
 
This piece cannot be represented as sheet metal, this is a twist, but to make the piece with this lack some quotas. 1) the quota of the blue line that from start torsion 2) the degrees of torsion listed here in mm, but as far as I know solidworks asks the degrees.
 
the question is specific of the software and not of the realization in the workshop, if you do not know the program how do you give explanations? is it folded? No. It's a twisted piece, you don't get it twisted. with the sheet commands you do nothing .. that it happened to say a solution that has nothing to do
You tell me?

you think I wondered what a three-dimensional cad can do if you can't draw such a thing.. .

...and I don't even understand what changes to draw it as a sheet or as a solid...that always a design must come out.. .
 
I was referring to you.
you think I wondered what a three-dimensional cad can do if you can't draw such a thing.. .
with a cad, solidworks included, you do it without problems, it also specifies deep70.
...and I don't even understand what changes to draw it as a sheet or as a solid...that always a design must come out.. .
for production. if you make a solid folded with sheet module you can have the development plan to then give to those who will prepare the piece before bending it, or do you think that giving it the design of the finished piece that will cut the sheet put with the cardboard to shape the development to know the measures?
deep70 asks precisely how to do it to have the development before the torsion operation; the answer is: not with the sheet module because it is not a folded piece. However development in this case is equal to the dimensions of encumbrance because there are no significant retreats or extensions. Ultimately just model the part and make two configurations with the flat piece and the twisted piece.
 
I was referring to you.

with a cad, solidworks included, you do it without problems, it also specifies deep70.

for production. if you make a solid folded with sheet module you can have the development plan to then give to those who will prepare the piece before bending it, or do you think that giving it the design of the finished piece that will cut the sheet put with the cardboard to shape the development to know the measures?
deep70 asks precisely how to do it to have the development before the torsion operation; the answer is: not with the sheet module because it is not a folded piece. However development in this case is equal to the dimensions of encumbrance because there are no significant retreats or extensions. Ultimately just model the part and make two configurations with the flat piece and the twisted piece.
Now it's clearer. Tnx.

I read the forum a lot, and things are written especially to me aliens, something I care about and try to understand something... having written something I brought home something... and it came to my mind that when I was young I worked in carpentry...the developments sheet I handed them... :alien:
 
This piece cannot be represented as sheet metal, this is a twist, but to make the piece with this lack some quotas. 1) the quota of the blue line that from start torsion 2) the degrees of torsion listed here in mm, but as far as I know solidworks asks the degrees.
the degrees of the torsion are calculated with 4/15 bow, as seen from the highest view, and from the same view it is seen that the hole is perpendicular to the plate. the usable command is the flexo command used in torsion, but what I would like to know, in addition to the quota referred to in point 1, the shape tolerance of the finished object as I do not imagine how you can to twist the plate in workshop so clearly as you see on the table.
 
some considerations:

- It's not rainbow, but rainbow.

- it's not 4, but a little more, since 9 is subtracted a stretch 5 long, but tilted.

- the right and left side are made differently.

- from the drawing it appears that it is not a propeller, but of a somewhat unusual solid, with a sudden change of shape at the plane identified by the blue line. the projection of the external profile remains a rectangle despite the twist and the edges appear straight. As it is, I do not think it is possible. if you want to get from a plate torsion, the design must be different.
 
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at modeling level you do it without problems with the loft function, with the flexing function, with a little patience sweep function
 

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