VACUUM CHUCK

Jan. 3/2007
First, I make Rotary Joint. However, I have not obtained the vacuum pump yet.Drawing
1.This is a coupler.3TPM R3/8 of NITTO company.
2.I turn the PT3/8 screw part of the coupler to ø12m/m.
3.Next, I make the flange. The material is a rubber tree.
4.The process of the housing which inserts bearing (#6001LLU).
5.I am drilling to face plate for CAP screw.
6.M5 tapping. Because face plate is cast metal, tapping is light.
7.I adjust a wick using the dial gage.
8.I assembled parts.The knockout bar can be used with the adaptor mounted.
9.I gripped the coupler by way of experiment and turned the spindle.There was no vibration and it turned lightly.
10.The coupler was assembled.

Jan. 7/2007
Second, I made vacuum chuck adaptor.It is general to use the face plate.However, I designed chuck that was able to do mount Akisminstar.Drawing
11.I made main body.I do not know the material of wood.It is very hard and dense.
12.I stick a bubble neoprene sheet to the part which touches the spindle of WT-300 as the gasket.The shut-ability is quite good.
13.I stick a bubble neoprene sheet to the mouse in opposite, too
14.The right side is a small size attachment.
15.Way of using a small size attachment.
16.Making a large size attachment.I cut a ditch in the direction of the circumference, it make the flow of air.
17.I use a trimmer to cut a ditch for a radiation line.I use the straight bit of 10m/m.
18.This attachment is not a midair. I think that there is not apprehension to damage even if it absorbs a plate with big diameter.
19.I insert it in the body of vacuum chuck when using big attachment.
20.This vacuum chuck is possible to use it for three kinds.

Mar. 1/2007
I got Vacuum pump by the recycle shop. I connected pipeing and I tested. Piping
1.This model is MP-40-V by Mitsumi Co. Suction is 57L/min. Max vacuum is 6.3KPa.
2.This is the suction filter of the pressure regulator valve. The element is a filter for the tropical fish water tank.
3.I am making the bracket of pipe.
4.A pipe is inside.
5.I assembled a bracket. I used a ball valve for the pressure regulator.
6.Around the rotary joint. I put a wood support to the joint.It is possible to remove it simply.
7.The pressure gauge is mounted in the position that sees easily.I think that the pressure confirmation is important.
8.I tried for the turning of a madrone burl. The pump has an enough sucking force. I think that it can use it at ease even by a big diameter.
9.It is ring chuck type.
10.It is the vacuum chuck which used a face plate.

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