Post pounder - Chain drive, free fall DIY

This isn't much of a "How to" video but will give you an idea in the event you attempt one.

If you have a smaller tractor and have limited hydraulic flow, this is a solution. The weight is 840lb and cycle time is only a couple seconds. Average post goes in 4 feet in about 12 hits.

You can skip to the end to see the pounder working.

Almost everything was purchased at https://www.princessauto.com/en/ Total cost including steel was about 1500. Compare this to a commercial model at over 10k.

I am not an engineer so please do your research and be safe. Below is a list of the materials used. You can visit the Princess Auto Website and search the SKU for more details.

(x3) ¾ “ 4-Bolt Standard Duty Flange Mount Bearing Assemblies
SKU: 3870185

(x1) 19.4 cu. in. 4-Bolt Hydraulic Spool Valve Geroler Motor
SKU: 8490112

(x2) #60 Single Strand Roller Chain
SKU: 8738528

(x2) 15 tooth #60 Chain Weld-On Sprockets
SKU: 3844974

(x1) Top Link Cylinders 2.5X10”
SKU: 8699456

(x1) 2 in. Bore Tie Rod Implement Cylinders
SKU: 8174864

(x1) BM40 3-Spool Directional Control Valve
SKU: 8669731

Misc Steel:

20' of 4X2X1/4 C channel
16' 2x2x1/4 tube
x6 15X20X3/4
Some scrap steel laying around

Видео Post pounder - Chain drive, free fall DIY канала J