Front-End Loader Comfort Ride

/ Comfort Ride #1  

Smokeydog

Elite Member
Joined
Jan 20, 2019
Messages
3,213
Location
Knoxville, Tennessee
Tractor
Kubota B26, M59, M5030DT
IMG_2294.JPG


Adding a Kubota soft ride was one of the best modifications to the M59. Carrying logs and limbs so much smoother. Plays well with grapple. Anyone putting them on 20-30hp tractors?
 
/ Comfort Ride #3  
No, but I have the Kubota Shockless Ride Accumulator on my M5660 and it is AWESOME!
 
/ Comfort Ride #4  
I carry LARGE rocks and chunks of pine tree trunk with my grapple. Kubota M6040. When/if the going gets rough - I just slow down. I have a feeling that my slowing down and those accumulators do about the same thing.

Am I correct - ??
 
/ Comfort Ride #5  
Actually they don't do the same thing. The accumulator is a shock absorber. Slowing down is...well...slowing down.
 
/ Comfort Ride #6  
The accumulator is a lot more effective than just slowing down. Even slowing down, you'll still get some hard hits on that front axle, which the accumulator will take of that at any speed. It's a really a game changer for how simple it is.
 
/ Comfort Ride
  • Thread Starter
#7  
Carrying large loads over rough ground is exactly why I added the soft ride accumulators. Still moving tornado damaged trees occasionally. It makes an incredible difference. The M59 can pick up heavy loads for its’ size. Can barely see the shock absorber action but you sure can feel the difference. Moving logs, lumber or steel on pallet forks is smoother without material bounce on rough ground. Carrying round bales so much nicer.
Bush hogging or grading with grapple on is a smoother ride.
Not just for the ride but also not getting hammered by your FEL should help equipment last longer. Sure helps me with my back pain.
Nothing wrong with going low and slow. I’m more turtle than rabbit. In it to win it.
 
/ Comfort Ride #8  
Do those little pressure vessels have some kind of bladders to contain the nitrogen?
 
/ Comfort Ride
  • Thread Starter
#12  
Been on larger forklifts for ever.

Just makes sense for loaders or forklifts. Common on commercial equipment. Sometimes I valve it out (close) to reduce the bounce when trying to enter fork pockets. Then valve it in when carrying. Tractors are poor forklifts.
 
/ Comfort Ride #13  
I am thinking of putting one on my loader and one on the 3pt hitch to smooth out the ride.

I'm just wondering if I can build one for cheaper but I would need 3 accumulators, two for loader and one for 3pt. then comes what charge pressure to set them at.

I once found a thread on another forum that had some pretty good info somewhere along the lines of X % of pressure when you have the largest load you lift on it. I can't seem to find it now.
 
/ Comfort Ride #14  
most snow removal contractors run them on the 3pt out here because most of their time is spent roading with a heavy snowblower on the 3pt
 
/ Comfort Ride
  • Thread Starter
#15  
most snow removal contractors run them on the 3pt out here because most of their time is spent roading with a heavy snowblower on the 3pt

On the top hydraulic link? Not sure how you would on the lower lift arms.

Got the Kubota soft ride kit on eBay for $200. Didn’t use the hard lines, hoses, valve and some brackets as they were for another model.

Smaller two accumulator kit for an McCormick loader for $35 another eBay score. So there are some deals out there. Think if dealers don’t sell them with a new tractor they become old inventory that is auction off for space or write off loss? Or closed dealership?

Don’t think accumulator systems are just for creature comfort. They absorb shock energy that hammers the machine components for long term durability.

Some accumulators are precharged, factory sealed and some variable and fillable. The ones I’ve seen look to be factory charged, non refillable, Bosch brand. Aircraft landing gear accumulators have to be measured and checked periodically $$$. No idea how long the tractor grade components last? Decades I hope.
 
/ Comfort Ride #16  
most snow removal contractors run them on the 3pt out here because most of their time is spent roading with a heavy snowblower on the 3pt
Yes, on the 3 pt is another great use for it. Antonio Carraro offers it as an option on their tractor.

It's easier to connect on 3 pt hitch with external lift cylinders. On the other style with the internal cylinder it's a bit more tricky but doable if you can find the right port.
 
/ Comfort Ride #18  
I have seen top links that absorb shock but I was talking about on the hydraulic circuit for the 3pt lift. keeps that snow blower on the back from banging around.
 
/ Comfort Ride #19  
Diaphragm style accumulators typically have design operation of 3:1 or lower ratio. Example you should have minimum of 1000 PSI or higher precharge for 3,000 PSI system. Nominal life is around one million cycles under above conditions.

Good sustems are tuned to the loader to prevent pogo stick effect which can make ride much worse.
 
/ Comfort Ride #20  
I've been doing more research and I'm wondering why WR long appears to use a bladder type accumulator when we know that bottoming out an bladder type accumulator is bad for it and may cause premature failure. I'm thinking of doing two piston types with different charge pressures for empty bucket and loaded. I"m getting anywhere from .5 x max pressure to .6-.9 times the mean system pressure as a charge setting.

I'm thinking of measuring my pressure with an empty bucket and going from there with the settings. fully loaded is = max system pressure.
 
 

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