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Crawler Undercarriage

Assembly

Extendable crawler base that carries the 60-150 t machine and spreads ground bearing pressure during drilling. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Crawler Undercarriage parts and their functions

4 top-level parts · 144 parts in total · full bill of materials below
Crawler Undercarriage parts diagram: 1 track frame, 2 track gauge cylinder, 3 car body, 4 slew ring bearing. 144 parts in 4 top-level items.
Crawler Undercarriage parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Track Frame 8 parts 2× Left and right track frames
2 Track Gauge Cylinder 2× Hydraulic track-gauge cylinders
3 Car Body 1× Center car body with slew bearing seat
4 Slew Ring Bearing 1× Three-row roller slew ring

3D model

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Build & assembly graph

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Bill of materials for Crawler Undercarriage

4 top-level lines · 18 rows shown · 144 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Track Frame 8 parts rotary-bored-piling-rig-track-frame 2× 2 70 assembly
1.1 Track Chain rotary-bored-piling-rig-track-chain 1× 2 · part
1.2 Grouser Track Shoe rotary-bored-piling-rig-track-shoe 46× 92 · part
1.3 Lower Track Roller rotary-bored-piling-rig-track-roller 8× 16 · part
1.4 Upper Carrier Roller rotary-bored-piling-rig-carrier-roller 2× 4 · part
1.5 Front Idler rotary-bored-piling-rig-idler 1× 2 · part
1.6 Drive Sprocket rotary-bored-piling-rig-drive-sprocket 1× 2 · part
1.7 Travel Drive Unit 6 parts rotary-bored-piling-rig-travel-drive 1× 2 10 assembly
1.7.1 Gearbox Housing gearbox-housing 1× 2 · part
1.7.2 Helical Gear Pair gear-pair 3× 6 · part
1.7.3 Hydraulic Motor rotary-bored-piling-rig-hyd-motor 1× 2 · part
1.7.4 Multi-Disc Brake rotary-bored-piling-rig-disc-brake 1× 2 · part
1.7.5 Ball Bearing ball-bearing 2× 4 · part
1.7.6 Oil Seal oil-seal 2× 4 · part
1.8 Coil Spring coil-spring 1× 2 · part
2 Track Gauge Cylinder rotary-bored-piling-rig-track-extend-cyl 2× 2 · part
3 Car Body rotary-bored-piling-rig-car-body 1× 1 · part
4 Slew Ring Bearing rotary-bored-piling-rig-slew-bearing 1× 1 · part

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Where the crawler undercarriage is used

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

Used in 1 assembly

Rotary Bored Piling Rig

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