Automatic Doffer
AssemblyThe mechanism that lifts all the full bobbins off at once when they are wound, sets empty tubes in their place and restarts the machine, replacing the slow manual doffing of every spindle by hand. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Automatic Doffer parts and their functions
5 top-level parts · 39 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Doffer Gripper Rail | 1× | Doffer gripper rail |
| 2 | Bobbin Gripper | 12× | Bobbin grippers |
| 3 | Empty Tube Magazine | 1× | Empty tube magazine |
| 4 | Bobbin Transport Belt | 1× | Bobbin transport belt |
| 5 | Servo Motor 4 parts | 1× | Doffer drive motor |
3D model
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Bill of materials for Automatic Doffer
5 top-level lines · 16 rows shown · 39 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Doffer Gripper Rail | roving-frame-doffer-rail | 1× | 1 | · | part |
| 2 | Bobbin Gripper | roving-frame-gripper | 12× | 12 | · | part |
| 3 | Empty Tube Magazine | roving-frame-tube-magazine | 1× | 1 | · | part |
| 4 | Bobbin Transport Belt | roving-frame-transport-belt | 1× | 1 | · | part |
| 5 | Servo Motor 4 parts | servo-motor | 1× | 1 | 24 | 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 | Encoder | encoder | 1× | 1 | · | part |
| 5.4 | Motor Housing | motor-housing | 1× | 1 | · | part |
Where the automatic doffer 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 |