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Discussion History

Spindle Head

Assembly

The vertical spindle assembly: a precision spindle cartridge, the spindle motor, an automatic drawbar gripping the tool holder, and the gearing or belt drive linking motor to spindle. This is where rotational power meets the cutting tool. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Spindle Head parts and their functions

8 top-level parts · 12 parts in total · full bill of materials below
Spindle Head parts diagram: 1 spindle cartridge, 2 spindle motor, 3 drawbar, 4 spindle taper, 5 drive belt, 6 ball bearing, 7 oil seal, 8 spindle encoder. 12 parts in 8 assemblies.
Spindle Head parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Spindle Cartridge 1× Precision spindle shaft and bearing cartridge
2 Spindle Motor 1× Spindle drive motor, 7.5-22 kW
3 Drawbar 1× Spring-pack drawbar and tool retention assembly
4 Spindle Taper 1× CAT40 or BT40 spindle taper
5 Drive Belt 1× Poly-V belt linking motor to spindle
6 Ball Bearing 4× Angular contact spindle bearings
7 Oil Seal 2× Spindle nose and rear seals
8 Spindle Encoder 1× Spindle position encoder for rigid tapping

3D model

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Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly shared across products atomic part related product

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Bill of materials for Spindle Head

8 top-level lines · 8 rows shown · 12 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Spindle Cartridge vmc-spindle-cartridge 1× 1 · part
2 Spindle Motor vmc-spindle-motor 1× 1 · part
3 Drawbar vmc-drawbar 1× 1 · part
4 Spindle Taper vmc-tool-taper 1× 1 · part
5 Drive Belt drive-belt 1× 1 · part
6 Ball Bearing ball-bearing 4× 4 · part
7 Oil Seal oil-seal 2× 2 · part
8 Spindle Encoder vmc-spindle-encoder 1× 1 · part

Where the spindle head is used

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

Used in 1 assembly

Vertical Machining Center

Sourcing: possible vendors

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