Upper Grinding Spindle
AssemblyMotor-driven spindle that carries the upper grinding wheel and presses it down onto the top end of every spring in the disc. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Upper Grinding Spindle parts and their functions
8 top-level parts · 37 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Spindle Shaft | 1× | Upper spindle shaft |
| 2 | Spindle Housing | 1× | Cartridge housing |
| 3 | Grinding Wheel | 1× | Upper grinding wheel |
| 4 | Wheel Flange | 2× | Inner + outer flanges |
| 5 | Spindle Motor 4 parts | 1× | Wheel drive motor |
| 6 | Ball Bearing | 4× | Spindle bearings |
| 7 | Oil Seal | 2× | Shaft seals |
| 8 | Drive Belt | 1× | Motor-to-spindle belt |
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Bill of materials for Upper Grinding Spindle
8 top-level lines · 19 rows shown · 37 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Spindle Shaft | spring-grinding-machine-spindle-shaft | 1× | 1 | · | part |
| 2 | Spindle Housing | spring-grinding-machine-spindle-housing | 1× | 1 | · | part |
| 3 | Grinding Wheel | spring-grinding-machine-grinding-wheel | 1× | 1 | · | part |
| 4 | Wheel Flange | spring-grinding-machine-wheel-flange | 2× | 2 | · | part |
| 5 | Spindle Motor 4 parts | spring-grinding-machine-spindle-motor | 1× | 1 | 25 | assembly |
| 5.1 | Stator Assembly 3 parts | stator-assembly | 1× | 1 | 3 | assembly |
| 5.1.1 | Stator Core (laminations) | stator-core | 1× | 1 | · | part |
| 5.1.2 | Copper Winding | copper-winding | 1× | 1 | · | part |
| 5.1.3 | Slot Insulation | stator-insulation | 1× | 1 | · | part |
| 5.2 | Rotor Assembly 4 parts | rotor-assembly | 1× | 1 | 19 | assembly |
| 5.2.1 | Rotor Shaft | rotor-shaft | 1× | 1 | · | part |
| 5.2.2 | Rotor Core | rotor-core | 1× | 1 | · | part |
| 5.2.3 | Neodymium Magnet | neodymium-magnet | 16× | 16 | · | part |
| 5.2.4 | Ball Bearing | ball-bearing | 1× | 1 | · | part |
| 5.3 | Motor Housing | spring-grinding-machine-motor-housing | 1× | 1 | · | part |
| 5.4 | Ball Bearing | ball-bearing | 2× | 2 | · | part |
| 6 | Ball Bearing | ball-bearing | 4× | 4 | · | part |
| 7 | Oil Seal | oil-seal | 2× | 2 | · | part |
| 8 | Drive Belt | drive-belt | 1× | 1 | · | part |
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Where the upper grinding spindle is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
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| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
|
🇨🇳Foxconn
foxconn.com ↗
|
Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| flex.com ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |