cnc machine leaving ridges between passes Tramming is something you can do to get your machine without a few thousands . We can understand this through CNC lathe, The distance from the reference position to the diameter(Z) of the workpiece and the face(X) which is the distance of the tool touch is considered as work offset.
0 · ridges on spoilboard when surfacing
1 · Vcarve problem leaving ridges
2 · Trying to level a wasteboard but I'm getting a weird
3 · Spoil Board Surfacing Problem Ridges
4 · Relief Carving Problem, Ridges
5 · Mill Leaving Ridges While Face Milling
6 · Machine Calibration
7 · Lathe leaving ridges when turning
8 · Cut Depth changes slightly offset leaving ridges
9 · CNC Machining
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My problem is that the first spoil board has noticeable ridges between passes. The second has some as well, but less so. Then by the 3rd spoil board it’s flat.With a twisted machine (which is usually caused by a twisted table or tabletop), .Tramming is something you can do to get your machine without a few thousands . When I surface my spoilboard with a 2.5" flycutter in the direction of the X axis I get small ridges from pass to pass. If I change the direction to cut on the Y axis it is a clean .
Make sure your tooling is sharp, do a finishing pass, and then I’d add on a reverse direction finishing pass. VCarving always leaves ridges in those areas that cannot be reached by the clearing tools. They can be reduced by specifying a smaller stepover or, eliminated by using a .
When taking a .200" depth of cut with a 3" face mill you are going to get some deflection in your machine. This deflection will show up in the surface of your machined part, aka "ridge". After taking your .200" deep pass follow .Perpendicular (front to back) path leaves almost no ridge, but the ridges from the left to right passes still remain. The "ridges" created by the front to back toolpath are only noticable with a light shined at a low angle, but it's not noticeable to .
I’ve done a dozen attempts at relief carving on my Journeyman X50 and every time there are extreme ridges left behind. I’ve re-made the g-code over and over. Re-probe the Z axis when I change bits. It might be the way . My lathe is leaving ridges when turning a part, I dont get that smooth finish on the surface. I have tried different feed rates as well as different speeds with no avail. Could it be .Run the test surfacing program (ideally in multiple places) on your CNC machine. The resulting surfacing should be smooth with minimal ridges between passes. If it is not, which side the ridges are formed will indicate if the spindle needs to .
For the 3/8 ball mill and .008 step-over, under the best of conditions you will leave a .0000427 high ridge between each pass. In actual practice the ridge may be a little higher . My problem is that the first spoil board has noticeable ridges between passes. The second has some as well, but less so. Then by the 3rd spoil board it’s flat. When I surface my spoilboard with a 2.5" flycutter in the direction of the X axis I get small ridges from pass to pass. If I change the direction to cut on the Y axis it is a clean surface. I am assuming my Z is slightly out of perpendicular or is .
Make sure your tooling is sharp, do a finishing pass, and then I’d add on a reverse direction finishing pass. VCarving always leaves ridges in those areas that cannot be reached by the clearing tools. They can be reduced by specifying a smaller stepover or, eliminated by using a V bit with a flat on the end. But you will not get perfectly sharp corners if the bit has a flat..
It looks like your stepover is greater than the diameter of the bit, and the ridges are simply the gap between passes. Why they appear to be deeper at the edges may be because as MDF is exposed to humidity the edges will swell up before the middle of a piece.
When taking a .200" depth of cut with a 3" face mill you are going to get some deflection in your machine. This deflection will show up in the surface of your machined part, aka "ridge". After taking your .200" deep pass follow with a .010" to .015" deep pass. Perpendicular (front to back) path leaves almost no ridge, but the ridges from the left to right passes still remain. The "ridges" created by the front to back toolpath are only noticable with a light shined at a low angle, but it's not noticeable to . I’ve done a dozen attempts at relief carving on my Journeyman X50 and every time there are extreme ridges left behind. I’ve re-made the g-code over and over. Re-probe the Z axis when I change bits. It might be the way that Carbide Create makes the “rough” and “final” passes. I’m using Carbide Create on Mac. Don’t own any PC’s.
ridges on spoilboard when surfacing
My lathe is leaving ridges when turning a part, I dont get that smooth finish on the surface. I have tried different feed rates as well as different speeds with no avail. Could it be gib adjustments on the cross slide? it becomes increasingly difficult to .
Run the test surfacing program (ideally in multiple places) on your CNC machine. The resulting surfacing should be smooth with minimal ridges between passes. If it is not, which side the ridges are formed will indicate if the spindle needs to be adjusted clockwise or counter-clockwise. If there are ridges, go back to Step 2. My problem is that the first spoil board has noticeable ridges between passes. The second has some as well, but less so. Then by the 3rd spoil board it’s flat. When I surface my spoilboard with a 2.5" flycutter in the direction of the X axis I get small ridges from pass to pass. If I change the direction to cut on the Y axis it is a clean surface. I am assuming my Z is slightly out of perpendicular or is .
Make sure your tooling is sharp, do a finishing pass, and then I’d add on a reverse direction finishing pass.
VCarving always leaves ridges in those areas that cannot be reached by the clearing tools. They can be reduced by specifying a smaller stepover or, eliminated by using a V bit with a flat on the end. But you will not get perfectly sharp corners if the bit has a flat.. It looks like your stepover is greater than the diameter of the bit, and the ridges are simply the gap between passes. Why they appear to be deeper at the edges may be because as MDF is exposed to humidity the edges will swell up before the middle of a piece. When taking a .200" depth of cut with a 3" face mill you are going to get some deflection in your machine. This deflection will show up in the surface of your machined part, aka "ridge". After taking your .200" deep pass follow with a .010" to .015" deep pass. Perpendicular (front to back) path leaves almost no ridge, but the ridges from the left to right passes still remain. The "ridges" created by the front to back toolpath are only noticable with a light shined at a low angle, but it's not noticeable to .
I’ve done a dozen attempts at relief carving on my Journeyman X50 and every time there are extreme ridges left behind. I’ve re-made the g-code over and over. Re-probe the Z axis when I change bits. It might be the way that Carbide Create makes the “rough” and “final” passes. I’m using Carbide Create on Mac. Don’t own any PC’s. My lathe is leaving ridges when turning a part, I dont get that smooth finish on the surface. I have tried different feed rates as well as different speeds with no avail. Could it be gib adjustments on the cross slide? it becomes increasingly difficult to .
Vcarve problem leaving ridges
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cnc machine leaving ridges between passes|Spoil Board Surfacing Problem Ridges