Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Fri 17 September 2010, 02:02
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Replies: 449
Views: 492,217
All,
Here's the added information .
The...
All,
Here's the added information .
The XL is the USA trapezoidal profile standard.
The AT5 is the European trapezoidal standard in which the AT stands for antibacklash.
Chopper, It...
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Wed 15 September 2010, 09:29
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Replies: 449
Views: 492,217
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Wed 15 September 2010, 08:31
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Replies: 449
Views: 492,217
Chopper,
Thanks for your suggestion.I have the...
Chopper,
Thanks for your suggestion.I have the heavy gantry but I am not sure which choice is better than between type XL and type AT5. Anyone can give the advice to me with the more information. ...
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Tue 14 September 2010, 22:23
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Replies: 449
Views: 492,217
Which type of timing pulley is better than ?
:)Dear Experters,
I am buidling CNC plasma machine with size about 4M X 6M. It's a big size.
I think I will use belt reduction at 4:1 ratio. I am not sure which type of timing pulley is better...
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Forum: 702. Power Supplies
Sun 22 August 2010, 06:08
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Replies: 134
Views: 163,224
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Forum: 702. Power Supplies
Wed 18 August 2010, 12:43
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Replies: 134
Views: 163,224
Switching power supply.
Mike,
You describe very well. Thank you so much of the share from your experience. Normally, It's difficult to find the switching power supply at 50VDC to 80 VDC and the high ampere at here.
...
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Forum: 702. Power Supplies
Wed 18 August 2010, 08:20
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Replies: 134
Views: 163,224
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Forum: 702. Power Supplies
Mon 16 August 2010, 18:18
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Replies: 134
Views: 163,224
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Fri 16 April 2010, 03:05
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Replies: 23
Views: 34,222
The long rack
Gerald,
I have some question with the rack of module=1
Is it necessary to use the standard size of 15 x 15 mm for this?
My supplier can make it with one piece but he can not follow size 15 x...
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Mon 22 February 2010, 07:20
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Replies: 36
Views: 54,510
How to join two racks together?
Dear All,
Assume, I have rack-A at length = 1500 mm and rack-B at length = 1500 mm. M=1, If I need to use the total length of rack = 3000 mm,
I would like to know how to join rack-A and rack-B at...
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Mon 02 November 2009, 06:48
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Replies: 23
Views: 34,222
Puzzled with DP. What does it mean?
Dear All,
I choose the rack and pinion at module1.0 and the popular pressure angle at 20 degree. I am little puzzled with Diametral Pitch(DP). What does it mean?What is the effect if I choose the...
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Thu 10 September 2009, 22:17
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Replies: 36
Views: 54,510
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Sat 22 August 2009, 08:37
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Replies: 23
Views: 34,222
Gerald and All,
For Rack and pinion in metric...
Gerald and All,
For Rack and pinion in metric system.
If I use rack at module1(15x15mm),what is the popular teeth of pinion gear?
If I use rack at module1.5(15x15mm or 17x17mm),what is the popular...
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Mon 29 December 2008, 05:06
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Replies: 36
Views: 54,510
Gerald, I clear for item1 and item2 for your...
Gerald, I clear for item1 and item2 for your help.
I have some questions in drawing M5 10 312 and picture as below.:p
1)I saw the drawing M5 10 312 and found no.8 description show M10 fender...
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Sun 28 December 2008, 09:30
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Replies: 36
Views: 54,510
Hi Gerald,
1)I am puzzled why do you use...
Hi Gerald,
1)I am puzzled why do you use plastic washer. Is it possible to use metal washer? Pls advise.
2)Two holes from picture,Do you mean that they are extra holes for Oriental Motor's gearbox....
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Sun 28 December 2008, 08:06
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Replies: 36
Views: 54,510
Puzzled with plate-supportmotor.
Hi Gerald and All,
I am designing table by using mechmate method and I can not find the plate-supportmotor drawing on the downloaded file.I am little puzzled with Mechmate design and have some...
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Forum: MechMates already cutting
Sat 27 December 2008, 19:04
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Replies: 95
Views: 98,856
Your project looks great
Hi Vishu,
Your project looks fine. It challenge your ability.
I like your spindle motor. Could you advise me what website can I order this spindle motor ?
Mongkol
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Mon 22 December 2008, 08:09
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Replies: 36
Views: 54,510
Hi Gerald,
Thanks for your reply. I feel...
Hi Gerald,
Thanks for your reply. I feel clear. I agree with you the router machine have to touch on material but the plasma machine don't need to touch. Then,It's necessary to have the two motors...
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Forum: Driving Mechanisms: Rack/pinion, gears, screws, belts & chains
Sun 21 December 2008, 20:19
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Replies: 36
Views: 54,510
Hi Alan,
Thanks for your comment. I found...
Hi Alan,
Thanks for your comment. I found Samson machine from this website http://www.samsoncnc.com/. It only use the one motor to drive of each axis.He use the rack-pinion method as same as Gerald...
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