Film Carriage

Assembly

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Powered pre-stretch carriage whose two geared rollers run at different speeds to stretch the film several hundred percent, with a dancer arm regulating tension at the load.

Direct parts	7
Total parts	34
Class	Assembly

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Powered pre-stretch carriage whose two geared rollers run at different speeds to stretch the film several hundred percent, with a dancer arm regulating tension at the load. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Film Carriage parts and their functions

7 top-level parts · 34 parts in total · full bill of materials below

Film Carriage parts diagram: 1 pre-stretch roller, 2 carriage motor, 3 helical gear pair, 4 dancer arm, 5 stretch film roll, 6 ball bearing, 7 coil spring. 34 parts in 7 top-level items. — Film Carriage parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Pre-stretch Roller	2×	Geared pre-stretch rollers
2	Carriage Motor 3 parts	1×	Pre-stretch drive motor
3	Helical Gear Pair	1×	Roller speed-ratio gears
4	Dancer Arm	1×	Tension dancer arm
5	Stretch Film Roll	1×	Stretch film roll
6	Ball Bearing	4×	Roller bearings
7	Coil Spring	1×	Dancer return spring

3D model

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Build & assembly graph

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Bill of materials for Film Carriage

7 top-level lines · 17 rows shown · 34 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Pre-stretch Roller	stretch-wrapper-prestretch-roller	2×	2	·	part
2	Carriage Motor 3 parts	stretch-wrapper-carriage-motor	1×	1	24	assembly
2.1	Stator Assembly 3 parts	stator-assembly	1×	1	3	assembly
2.1.1	Stator Core (laminations)	stator-core	1×	1	·	part
2.1.2	Copper Winding	copper-winding	1×	1	·	part
2.1.3	Slot Insulation	stator-insulation	1×	1	·	part
2.2	Rotor Assembly 4 parts	rotor-assembly	1×	1	19	assembly
2.2.1	Rotor Shaft	rotor-shaft	1×	1	·	part
2.2.2	Rotor Core	rotor-core	1×	1	·	part
2.2.3	Neodymium Magnet	neodymium-magnet	16×	16	·	part
2.2.4	Ball Bearing	ball-bearing	1×	1	·	part
2.3	Ball Bearing	ball-bearing	2×	2	·	part
3	Helical Gear Pair	gear-pair	1×	1	·	part
4	Dancer Arm	stretch-wrapper-dancer-arm	1×	1	·	part
5	Stretch Film Roll	stretch-wrapper-film-roll	1×	1	·	part
6	Ball Bearing	ball-bearing	4×	4	·	part
7	Coil Spring	coil-spring	1×	1	·	part

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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 (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