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Knuckleboom Crane

Assembly

Hydraulic timber crane with grapple for self-loading logs. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Knuckleboom Crane parts and their functions

10 top-level parts · 33 parts in total · full bill of materials below
Knuckleboom Crane parts diagram: 1 slewing column, 2 slew drive, 3 inner boom, 4 outer (knuckle) boom, 5 telescopic extension, 6 boom lift cylinder, 7 timber grapple, 8 grapple rotator, 9 outrigger stabilizer, 10 boom pivot pin. 33 parts in 10 top-level items.
Knuckleboom Crane parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Slewing Column 1× slewing column
2 Slew Drive 3 parts 1× rotation drive
3 Inner Boom 1× inner boom
4 Outer (Knuckle) Boom 1× knuckle boom
5 Telescopic Extension 1× telescopic extension
6 Boom Lift Cylinder 3 parts 2× boom lift
7 Timber Grapple 4 parts 1× timber grapple
8 Grapple Rotator 2 parts 1× grapple rotator
9 Outrigger Stabilizer 1 parts 2× outriggers
10 Boom Pivot Pin 8× boom pivots

3D model

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Build & assembly graph

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Bill of materials for Knuckleboom Crane

10 top-level lines · 24 rows shown · 33 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Slewing Column log-truck-self-loader-column 1× 1 · part
2 Slew Drive 3 parts log-truck-self-loader-slew 1× 1 4 assembly
2.1 Helical Gear Pair gear-pair 1× 1 · part
2.2 Ball Bearing ball-bearing 2× 2 · part
2.3 O-Ring Set oring-set 1× 1 · part
3 Inner Boom log-truck-self-loader-main-boom 1× 1 · part
4 Outer (Knuckle) Boom log-truck-self-loader-outer-boom 1× 1 · part
5 Telescopic Extension log-truck-self-loader-extension 1× 1 · part
6 Boom Lift Cylinder 3 parts log-truck-self-loader-lift-cylinder 2× 2 3 assembly
6.1 Cylinder Tube log-truck-self-loader-cyl-tube 1× 2 · part
6.2 Cylinder Rod log-truck-self-loader-cyl-rod 1× 2 · part
6.3 O-Ring Set oring-set 1× 2 · part
7 Timber Grapple 4 parts log-truck-self-loader-grapple 1× 1 6 assembly
7.1 Grapple Tine log-truck-self-loader-tine 2× 2 · part
7.2 Grapple Cylinder 1 parts log-truck-self-loader-grapple-cyl 1× 1 · part
7.2.1 O-Ring Set oring-set 1× 1 · part
7.3 Boom Pivot Pin log-truck-self-loader-pin 2× 2 · part
7.4 O-Ring Set oring-set 1× 1 · part
8 Grapple Rotator 2 parts log-truck-self-loader-rotator 1× 1 · part
8.1 Ball Bearing ball-bearing 2× 2 · part
8.2 O-Ring Set oring-set 1× 1 · part
9 Outrigger Stabilizer 1 parts log-truck-self-loader-stabilizer 2× 2 · part
9.1 O-Ring Set oring-set 1× 2 · part
10 Boom Pivot Pin log-truck-self-loader-pin 8× 8 · part

Where the knuckleboom crane is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Self-Loading Log Truck

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks