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Join Date: Dec 2009
Posts: 8

Hydraulic Pumps with High-End Thrust Capabilities

12/11/2009 10:13 AM

Can any one tell me if they know of any pump mfgrs. that build a light weight aluminum, hydraulic pumps that will stand high thrust to shafts (both directions)?

many thanks

good holidays

Thom

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Anonymous Poster
#1

Re: Hydraulic Pumps with High-End Thrust Capabilities

12/11/2009 10:56 AM

Pressure? Flow Rate? Why the pump should get thrust? After all pump is only coupled to motor isn't it?

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#2
In reply to #1

Re: Hydraulic Pumps with High-End Thrust Capabilities

12/11/2009 1:27 PM

Thanks for your interest. I mispoke earlier, actually what I was trying to find out is the thrust on an hydraulic motor(s).

I would like to run four motors with one pump, two variable speed flow controls (to each pair of motors) with fuses to each of the four 'circuits'.

I am looking for small light (aluminum) motors, 4-12 gpm to run large fan blades (60") which will cause the thrust on the motors. This has been the design limitations (along with space required)

I will size the pump to the motors I find and hope to get speeds up to 2500 rpm.

thanks again

Thom.

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#3
In reply to #2

Re: Hydraulic Pumps with High-End Thrust Capabilities

12/12/2009 8:18 AM

Use an 'overhung load adapter' The motor bolts to it and it provides additional bearings to handle the thrust. Bailey has them.

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#4
In reply to #3

Re: Hydraulic Pumps with High-End Thrust Capabilities

12/12/2009 10:09 AM

Thanks for the reply,

I've already checked out these items, and they add another 5 inches into an already tight design.

I've been trying to find out if anybody makes a motor with tapered bearings already factored in for higher end-thrust problems.

I will check out Baileys and see if they have any tighter ones than Zero Max has, and again thanks for the tip.

I having nightmares about this one! lol.

Seems like someone could produce a motor with tapered bearings built right in. Oh well, just a dream...

Thanks again and good holidays. Thom.

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Anonymous Poster (1); rockbit (1); Thom (2)

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