High-Speed High-Precision Automatic Weighing Machine
Inline checkweighing for 1-5000g small parcels at belt speeds up to 120 m/min — missing items and wrong shipments stopped before they leave the warehouse
High-Speed High-Precision Automatic Weighing Machine (MQ-CW6055L5) — range 1-5000g, accuracy ±1-5g. Factory-direct from Guangdong, China. OEM & custom available.
Typical applications: Small courier parcels (document envelopes, soft parcel bags, cardboard courier boxes); suitable for small parcels ≤5kg
Key Features
- ✓Powerful computing functions record all inspection data
- ✓Three-level operator access management with user-defined passwords
- ✓Touchscreen operation with user-friendly design
- ✓Variable-frequency drive motor with speed adjustable as required
- ✓Easily removable conveyor belt for convenient installation, maintenance, and cleaning
Why Choose MQ-CW6055L5
5kg range covers mainstream small parcels
With a 1-5000g weighing range and 0.1g display resolution, everything from a document pouch of a few dozen grams to a carton approaching 5kg fits on one machine. One checkweigher handles virtually all e-commerce outbound parcels — no need to split lines and assign scales by parcel type.
±1-5g accuracy catches missing items
At ±1-5g checkweighing accuracy, an order missing an accessory, manual or free gift weighing only a few grams triggers rejection on the weight deviation. Verifying dispatch by gross-weighing the sealed carton is far more reliable than manually opening boxes for spot checks.
Variable-frequency speed matches line pace
A VFD-controlled motor gives continuously adjustable belt speed from 5-120 m/min. Speed up for a fast upstream packing machine, slow down for manual loading — your line speed never has to compromise for the equipment, avoiding parcel pile-ups or idle running.
Three rejecter types to suit your parcels
Choose from pusher, flipper-arm or swivel-wheel rejection mechanisms: swivel wheels divert soft poly bags without flipping or jamming, while pushers clear cartons cleanly and decisively. Configured to your actual parcel mix, rejects are separated the moment they exit the machine — no sorting by eye.
600×550 weighing deck handles wide flats
The L600×W550mm weighing section accepts products up to 400×400mm — wider than typical small weighing decks can pass. Flat apparel bags and document pouches travel sideways with full stability, and single-piece weighing on the deck is always maintained for accurate readings.
304 stainless steel body built to take abuse
The 304 stainless steel housing shrugs off warehouse dust, daily wipe-downs and relocation knocks — unlike powder-coated frames that rust and peel within two years. AC220V±10% power tolerance keeps it running normally on ordinary mains through voltage fluctuation, with no special site power requirements.
Problems It Solves for You
During e-commerce peak seasons, manual spot-checking covers only a few hundred of thousands of daily orders; parcels with missing accessories or wrong SKUs reach customers, triggering platform short-shipment rulings, compensation payouts and complaint score deductions.
Replace sampling with 100% inspection: every parcel is weighed against its set weight, and at ±1-5g accuracy a missing few-gram accessory triggers an alarm and rejection. Problem parcels are stopped before dispatch, cutting compensation and negative reviews at the source.
Actual parcel weights don't match the weights declared on waybills; the courier back-charges freight at month-end reconciliation, and after a batch of surcharges finance can't trace which step in the process ran overweight.
Every parcel is weighed inline with all inspection data recorded. Export via USB and cross-check against waybill data — which order and which shift ran overweight is clear at a glance, and freight disputes are settled with evidence.
Soft poly bags and document pouches are light and flat; ordinary rejecters flip them with one push or jam and stop the line, leaving the night-shift operator standing at the reject chute all night picking up parcels.
Rejecters are matched to parcel type: swivel wheels gently divert soft bags without flipping, flipper arms suit flat items, and with belt speed adjustable across 5-120 m/min the reject action syncs with parcel spacing — no jams, no line stops.
High temp-worker turnover means machine parameters get changed on a whim; the next day an entire batch is released against the wrong standard, and when accountability is sought, everyone denies touching the settings.
Three-level user permissions with customizable passwords: operators can only start, stop and view data, while parameter changes are locked behind engineer access. What was changed and who may change it — the permission system has the final say.
Technical Specifications
| Product model | MQ-CW6055L5 |
|---|---|
| Display division | 0.1g |
| Weighing range | 1-5000g |
| Weighing accuracy | ±1-5g |
| Weighing section size | L 600mm*W 550mm |
| Suitable product size | L≤400mm; W≤400mm |
| Stored recipes | 1 recipe |
| Conveyor speed | 5-120m/min |
| Power supply | AC220V±10% |
| Machine material | Stainless steel 304 |
| Data transmission | USB data export |
| Number of sections | Standard: 2 sections; optional: 3 sections |
| Rejection method | Pusher, lever or swing-wheel reject (optional) |
| Optional features | Real-time printing, code-reading sort, inline inkjet coding, inline code reading and inline labeling |
Functions in Detail
Rejection: three mechanisms matched to parcel type
Standard configuration offers a choice of pusher, flipper-arm or swivel-wheel rejection. Pushers suit self-supporting cartons with a clean, decisive stroke; flipper arms sweep flat document pouches laterally off the main line; swivel wheels are gentlest on soft poly bags, continuously guiding them aside without flipping or jamming. Just tell us your main parcel type at selection and we'll match the configuration.
Data management: full-process records, USB export
The machine's strong built-in computing logs every parcel — pass counts, overweight, underweight and all other inspection data. Export via USB at shift end, straight into Excel for daily reports or reconciliation with your order system. One recipe memory suits single-spec continuous high-volume operation; authorized staff reset parameters when specs change.
Permissions and operation: three levels, fast touchscreen learning
The user-friendly touchscreen lets operators start, stop and read values by icon alone — new staff are up and running within their first shift. Three permission levels with customizable passwords keep operator, shift-leader and engineer roles separate; parameter standards are locked at the high level so temp workers can't mis-edit them, keeping every shift's pass criteria consistent.
Cleaning and maintenance: quick-release belt, no technician needed
The quick-release conveyor belt comes off for cleaning or replacement without a full toolkit; daily dusting and wipe-downs take just minutes, minimizing line downtime. The 304 stainless steel housing withstands scrubbing and is unfazed by warehouse dust and humidity, staying cosmetically and structurally stable through long-term use.
Expandability: from checkweigher to sortation workstation
Two weighing sections come standard with a third optional, for stable weighing at higher belt speeds. Optional real-time printing, code-reading sortation, inline inkjet coding, inline code reading and inline labeling let one machine grow from pure checkweighing into a weigh + read + label small-parcel processing station — no equipment replacement as your volume grows.
Industries & Application Scenarios
Installed on small-parcel sortation lines to weigh every document pouch and soft poly bag; any parcel whose weight doesn't match the declared waybill weight is rejected instantly for review, keeping under-declared parcels off the linehaul and ending month-end reconciliation disputes with headquarters.
Placed downstream of packing stations as the final pre-dispatch check, comparing actual gross weight against the order's theoretical weight; parcels missing gifts or carrying wrong SKUs are identified and rejected at ±1-5g accuracy even after sealing — 100% inspection at full speed through peak sales.
International packets are billed by the gram, and overweight eats straight into margin. Weigh every packet before dispatch and export the data via USB for the record — declared weight matches actual weight order by order, with original records ready for customs inspection and carrier reconciliation.
When packing and shipping for multiple clients, accountability rests on data. Every parcel is weighed and logged; when a client claims a short or missing shipment, pull that day's inspection records to prove your case — service disputes turn from verbal arguments into record checks.
Contract, tender and voucher pouches are thin and light — one missing sheet means a difference of only a few grams. Outbound checkweighing at 0.1g display resolution and ±1-5g accuracy catches missing pages before dispatch, so a client's bid deadline or contract signing is never missed.
Apparel bags are flat, soft and prone to stacking. With 400×400mm product capacity and swivel-wheel rejection, soft bags cross the scale smoothly without flipping, and wrong-size shipments (different sizes weigh differently) are intercepted — return and exchange rates fall accordingly.
Own Factory · Seeing Is Believing
Guangdong Miqi designs, builds and tests every machine in-house — each unit is bench-tested before shipment. Free sample testing, on-site factory visits and live video of the running machine are all welcome.
Further reading
USPS DIM Divisor Drops to 139 on July 12, 2026: What the 19.4% Billable-Weight Jump Means for Your Packing Line
On July 12, 2026, USPS lowers its dimensional (DIM) divisor from 166 to 139 and begins rounding every fractional inch up to the next whole inch, across Priority Mail Express, Priority Mail, USPS Ground Advantage and Parcel Select. The divisor change alone raises dimensional weight on affected parcels by about 19.4%; the inch rounding stacks on top. Every article on this topic tells you to audit your carrier invoices — advice that is retrospective by construction, since it only tells you what you already overpaid. This guide takes the equipment engineer's view instead: why a 16% divisor cut produces a 19.4% weight increase, how fractional-inch rounding compounds on a real carton until the number reaches 43%, where the actual US legal-metrology reference lives (NIST Handbook 44 Section 5.58 — not 5.57, which the currently top-ranked guide cites incorrectly), and a seven-step checklist for running the numbers on your own SKU mix before you spend money. Written engineer-to-engineer by Engineer Cai at MIQI.
In-Motion Parcel Weighing and DWS Integration: What Each Module Does
A dynamic parcel scale captures actual weight; a dimensioner measures length, width and height; a scanner binds the record to a parcel ID. This guide shows how to specify the weighing conveyor, data interface and optional print, label and sort functions without confusing a scale with a complete DWS cell.
Frequently Asked Questions
What is the price of High-Speed High-Precision Automatic Weighing Machine (MQ-CW6055L5)?+
Pricing depends on the weighing range, rejection method, conveyor dimensions and selected options. Send the product weight, dimensions and line speed for a factory-direct quotation.
Does MIQI export Logistics Weighing (DWS) worldwide?+
Yes. MIQI ships worldwide with export packing, operating documents, configurable voltage and remote commissioning support. OEM branding and application-specific engineering are available.
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