Mold Fixture for Refrigerator (Mold Jig / Mold Carrier) (UMF-FIX-2200) is a CE / ISO 9001-certified lignes de production product manufactured by UREXCEED. Lead time: 60 – 90 days. MOQ: 1 set. Key applications: Chest freezer foaming line (compatible with Mold for Horizontal Freezer), Cake / dessert cabinet foaming line, Refrigerated workbench (chef base) foaming line, Supermarket island freezer foaming line, Upright kitchen refrigerator foaming line, Glass-door display cabinet foaming line, Multi-station rotary or linear PU foaming line integration, Refurbishment / retrofit of existing manual foaming stations.
UMF-FIX-2200
Mold Fixture for Refrigerator (Mold Jig / Mold Carrier)
Modular mould fixture that holds, heats, aligns and clamps refrigerator mould sets during PU injection and curing. 4-cylinder lifting drive, 5-ton adjustable clamping, 30–70°C platen control, red-copper water pipes. Compatible with all 6 refrigerator mould models.
Spécifications
- Function
- Mold jig / mold carrier — holds, heats, aligns and clamps mould sets during PU injection and curing
- Structural Composition
- Top frame + guide column frame + moving frame + lifting drive device
- Material of Mold Core
- Cast Aluminium 105 alloy
- Material of Supporting Frames
- Q235 + Q45 steel profiles, stress-relieved + precision-machined
- Lifting Drive
- Electric motor or pneumatic system (4 lifting cylinders, cross-mounted)
- Temperature Control
- 30 – 70°C ± 2°C heated platen
- Clamping Force
- Adjustable up to 5 tons (per cabinet geometry)
- Water Pipe in Mold
- Red copper (anti-corrosion, high thermal conductivity)
- Mold Locking
- Side mold locking wheel + pneumatic mold locking device + locating pin
- Motion Profile
- Rapid up/down + slow mold-closing for vibration-free clamping
- Compatible Mould Range
- Works with all 6 catalog §03 refrigerator moulds
- Footprint
- ~6 – 12 m² depending on mould envelope
- Lead Time
- 60 – 90 days
- MOQ
- 1 set
Applications
- Chest freezer foaming line (compatible with Mold for Horizontal Freezer)
- Cake / dessert cabinet foaming line
- Refrigerated workbench (chef base) foaming line
- Supermarket island freezer foaming line
- Upright kitchen refrigerator foaming line
- Glass-door display cabinet foaming line
- Multi-station rotary or linear PU foaming line integration
- Refurbishment / retrofit of existing manual foaming stations
Certifications
What the mold fixture actually does — and why your foaming line falls apart without it
A mould fixture (or mould jig, or mould carrier) is the boring-looking purple steel structure behind every refrigerator factory's foaming station. It does four jobs that the mould itself can't.
Hold mould against pressure
Holds the mould halves together against the ~1 ton of internal pressure that PU foaming generates. Without enough clamping, the mould bulges and your cabinet wall thickness drifts cycle-to-cycle.
Heat the platen
Heats the platen to 30–70°C with PID ±2°C stability. The mould needs uniform working temperature for foam to cure evenly. Room-temperature foaming gives you a fine outer surface and an under-cured core.
Align each cycle
Aligns the mould halves to ±0.1 mm each cycle via locating pins and side-locking wheels. If alignment drifts, you get foam squeeze-out at the parting line — every cabinet needs trimming after demould.
Open / close motion
Opens and closes between cycles with a rapid-travel + slow-close motion profile. Slamming aluminium moulds shut cracks the cavity edges; uniform clamping shuts smoothly.
The four sub-systems inside the fixture
Engineered as four independent sub-systems that work together. Each one can be serviced or upgraded without touching the others — which matters over a 15-year fixture lifetime.
Top fixture frame
Top fixture frame — holds the upper mould half, the front baffle and rear baffle (cabinet positioners), the side mold locking wheel, the pneumatic mold locking device and the locating pin. This is the part that needs the most fine-tuning during commissioning.
Guide column frame
Guide column frame — four hardened steel columns that the moving frame rides on. Linear bushings on each column, designed for 100,000+ cycles between maintenance. Column straightness is what determines mould alignment precision.
Moving frame & drive system
Moving frame & drive system — welded from steel profiles, stress-relieved, precision-machined. It carries the bottom mould half and connects to the lifting cylinders via cross-mounted pivot joints (which decouple lifting force from guide system, eliminating crawling/vibration).
Lifting drive unit
Lifting drive unit — top-mounted, four hydraulic or pneumatic cylinders. Two-speed motion: rapid up/down for transport, slow speed during mould closing/opening to prevent shock. Standard travel 800–1,200 mm depending on mould height.
Electric servo drive vs pneumatic cylinder — which to pick
Two ways to drive the lifting motion. They have different trade-offs and different right-fit factories.
| Aspect | Electric (servo) | Pneumatic (4-cylinder) |
|---|---|---|
| Capex | +15% | baseline |
| Cycle time | 5–8 sec lift | 3–5 sec lift |
| Noise level | Quiet (~60 dB) | Loud (~80 dB) |
| Infrastructure | Just electricity | Compressed air at 6–8 bar |
| Maintenance | Quarterly motor checks | Monthly seal replacement, more wear |
| Best fit | Medical / pharmaceutical / clean factories, low-noise zones | High-volume mainstream refrigerator factories with workshop air |
Most of our customers pick pneumatic. Electric becomes the right call when noise regulations are strict, when the factory has no reliable compressed air supply, or when the application requires very precise positioning (rare for refrigerator foaming).
Heated platen and water/oil circulation — how the temperature control works
The fixture's heated platen does the same job as a hot plate — but it has to do it across a 2 m² surface with ±2°C uniformity. Here's the engineering inside.
Heat source
Heat source: external water heater or thermal oil heater (your choice; water for 30–70°C range, oil if you ever need above 70°C). Capacity sized to your mould — 24 kW typical for a 2.5 m island freezer fixture.
Distribution
Distribution: serpentine channels milled into the top fixture frame, 10–15 mm below the platen surface, spaced for even coverage. Water pipes inside the mould itself are red copper for thermal conductivity.
Control
Control: single-loop PID controller with a thermocouple at the platen center. Setpoint range 30–70°C, stability ±2°C measured at 9 sample points across the platen. Ramp from cold start to 50°C takes 25 min.
Standby mode
Standby mode: most factories leave the fixture in 30°C standby overnight to save the morning ramp. Total energy for standby is ~20% of working consumption.
Retrofitting an existing manual foaming station
About 30% of our fixture orders are retrofits — replacing an old manual / semi-auto fixture with our automated one while keeping the foaming machine and moulds in place. Here's how that works.
- 1
Technical visit (3 days, USD 1.5K survey fee, refundable against order). Engineer maps your existing layout, ceiling height, foundation, electrical and air supply.
- 2
Design freeze (1 week). We confirm the new fixture footprint, mounting plates that fit your existing moulds, and any civil works needed.
- 3
Fixture fabrication (60–90 days, same as new-build).
- 4
On-site swap (1–2 weeks). Remove old fixture, install foundation upgrades if needed, install new fixture, integrate with existing foaming machine.
- 5
Commissioning (5–7 days). First-mould setup, calibration, 50 trial cabinets, operator training.
- ✓
Outcome: Outcome: throughput typically goes up 40–60% on the same cabinet line. Foam quality consistency (wall thickness variance) tightens from ±2 mm to ±0.5 mm. Operator headcount per fixture drops from 2–3 to 1.
What pairs with the fixture, and what service we provide
A fixture sits at the intersection of moulds, foaming machine, and PU recipe. Here's how it integrates and what we cover on the service side.
Mould compatibility
Mounting-compatible with all six refrigerator mould models in catalog §03. For non-UREXCEED moulds, we fabricate adapter plates from your mould drawings in 7–10 days.
Foaming machine interface
The fixture interfaces with the PU injection gate from any of our §05 PU foaming machines. Other-brand machines (Cannon, Hennecke, Krauss-Maffei) integrate with standard ISO connection fittings.
Linear / rotary line integration
For high-volume factories, the fixture can be ganged in a linear (5–8 fixtures in a row) or rotary (4–8 fixtures on a turntable) PU production line. See catalog §06.
Warranty
Standard 24-month warranty on frame and lifting drive, 12-month on the heated platen and seals. Wear parts (cylinder seals, locating pin bushings, heater elements) covered as ongoing spares.
Spare parts depots
We stock all critical spares in Shanghai (main), Istanbul (covers EU / Russia / MENA), Dammam (GCC + East Africa). Critical parts ship in 2–5 days.
Questions fréquentes
What exactly is a mold fixture, and do I actually need one?
How does this fixture compare to a generic press or my homemade jig?
Will it work with moulds I bought from a different supplier?
Electric drive or pneumatic — which one should I pick?
How does the temperature control work, and how stable is it?
How many cabinets per shift can one fixture handle?
What's the lead time and what does on-site setup look like?
Can you retrofit my existing manual foaming station to use this fixture?
Produits associés
URL-GR-26
Refrigerator Assembly Line — 26-Station Ground-Rail PU Production Line
Refrigerator assembly line: closed-loop ground-rail PU foaming line for high-volume refrigerator OEMs. 26 stations · 20-second cycle · ~3,000–6,000 cabinets/shift · steam or oil heating · POL + Cyclopentane + ISO foaming.
URL-LIN-8
Linear PU Production Line — 6 to 8 Stations
Linear in-line PU foaming for small-to-medium refrigerator factories. 6–8 stations · 30-second cycle · multi-spec mixed-line production · single-head horizontal pouring · ≤190 kW.
URL-RD-8
Rotary Door PU Production Line — 7/8 Stations Hub
Rotary (hub-type) door foaming line dedicated to refrigerator and cabinet DOOR foaming. 7–8 stations · 46-second cycle · compact 33 m² footprint · ~65 kW · fast variety changeover.
Cross-Sell · One-Partner Synergy
Match Your Production Line With Factory Solutions
Pick the factory type that matches your buyer market — we engineer the complete production line for that vertical.
Browse 13 Factory Solutions
Refrigerator / Chef Base / Freezer / Display Cabinet / Commercial Freezer + 8 specialized markets.
Learn morePU Foaming Machines
High-pressure (cyclopentane / 2C / 3C) + low-pressure + spray-foam — pick the foaming line that matches your factory.
Learn moreRefrigerator-Grade Moulds
Vacuum-forming + foaming moulds engineered to your cabinet/door geometry. Custom mould design service available.
Learn moreService & Support
Garantie & Service
Intervention sur site disponible dans chaque région où nous avons livré des projets.
On-Site Installation
Our engineers fly to your factory to supervise installation, layout verification, and first-run production.
Commissioning + Tuning
Trial run + parameter tuning to your local raw material, climate, and target product spec — until throughput meets contract.
Operator Training
5-10 day on-site training for production team, QC, and maintenance — bilingual manuals + video tutorials provided.
3-Year Warranty + Spares
Core equipment 3-year warranty, electrical 2-year. Spare parts in stock with global express shipment 24h dispatch.
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Turnkey Production Lines for Refrigeration Equipment Factories
"From a Single Pump to a Turnkey Line — One Partner Through Every Tier."
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