BOMwiki the bill-of-materials encyclopedia
30,454,201 parts mapped · 193,225 items
Discussion History

Clamping Unit

Assembly

Toggle clamp holding the mold halves shut against injection pressure. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Clamping Unit parts and their functions

6 top-level parts · 21 parts in total · full bill of materials below
Clamping Unit parts diagram: 1 fixed platen, 2 moving platen, 3 tie bar, 4 toggle linkage, 5 clamp cylinder, 6 ejector cylinder. 21 parts in 6 top-level items.
Clamping Unit parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Fixed Platen 1× Stationary platen carrying the cavity mold half and nozzle bore.
2 Moving Platen 1× Traveling platen carrying the core mold half on the tie bars.
3 Tie Bar 4× Hardened steel column resisting clamp tonnage; rear platen anchors the toggle.
4 Toggle Linkage 2 parts 1× Double-toggle mechanism multiplying cylinder force into clamp tonnage.
5 Clamp Cylinder 1× drives toggle
6 Ejector Cylinder 1× Hydraulic cylinder pushing the mold ejector plate.

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

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

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Clamping Unit

6 top-level lines · 8 rows shown · 21 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Fixed Platen injection-molding-machine-fixed-platen 1× 1 · part
2 Moving Platen injection-molding-machine-moving-platen 1× 1 · part
3 Tie Bar injection-molding-machine-tie-bar 4× 4 · part
4 Toggle Linkage 2 parts injection-molding-machine-toggle-linkage 1× 1 13 assembly
4.1 Toggle Link injection-molding-machine-toggle-link 5× 5 · part
4.2 Toggle Pin injection-molding-machine-toggle-pin 8× 8 · part
5 Clamp Cylinder injection-molding-machine-clamp-cylinder 1× 1 · part
6 Ejector Cylinder injection-molding-machine-ejector-cylinder 1× 1 · part

Something wrong in this list? Report a problem with this BOM.

Where the clamping unit is used

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

Used 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
VendorHQSpecialtyMOQLead 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 Corp
venture.com.sg ↗
Singapore Electronics contract mfg 1,000 pcs 6–10 wks