Automatic Carton Opening Bagging Sealing Line for Sale | LS-DZB
CE/ISO intelligent carton packaging line: case opener + patented film bagging + robotic/weigh packing + heat & tie-line seal + auto corner taping. Get quote.
Automatic Opening Bagging & Sealing Line (LS-DZB5040-12) — Your Fastest Filling Line Is Still Waiting on the Slowest Pair of Hands: the One Folding Cartons and Slipping Bags by Hand at the End
Upstream you've automated filling, capping, and labeling to perfection — then everything piles up at one bench where an operator hand-erects each carton, wrestles a PE bag over it, and tapes it shut. That single manual station is now your throughput ceiling, your moisture-risk gap on export orders, and your most injury-prone, hardest-to-staff job on the floor.
Industry Pain Points
If cartons still get opened, bagged, and sealed by hand at the end of your line, these four drains are capping your output right now:
The end-of-line bottleneck. Your filler runs at full speed, but finished goods stack up waiting for one or two operators to fold cartons and slip bags. You've paid for upstream automation you can't actually use, because the slowest manual step sets the pace for the whole line.
The export moisture gamble. Hand-sleeved PE bags are inconsistent — gaps, loose fits, missed corners. For ocean freight that means condensation damage, mold claims, and rejected containers at the destination port, all traceable to one uneven bagging step.
The changeover tax. Every new carton size means stopping the line, manually adjusting guides, and re-training the operator on the new format. For brands shipping multiple SKUs or seasonal packs, that setup time is pure lost throughput every single switch.
The labor and injury trap. Repetitive carton folding and taping is the hardest station to staff and the easiest to hurt a wrist on. Turnover, absenteeism, and ergonomic claims concentrate on this one unglamorous bench — exactly where automation pays back fastest.
The Solution
This is where end-of-line automation beats another upstream upgrade. Buyers comparing options ask us: "automatic case erector line vs manual carton opening — which saves more labor cost?" The rule we give operations managers: if your bottleneck is after filling — at the boxing, bagging, and sealing bench — then no amount of faster filling helps until you automate the exit. An integrated case erecting, bag inserting, and tape sealing line removes the human pace-setter entirely.
The LS-DZB5040-12 is an automatic carton opening bagging sealing line for sale built as one synchronized platform: a Vertical Case Opener forms and erects flat cartons, the Film Bag Sleaving Machine slips a PE film bag over (or into) each carton, and the sealing unit tapes it shut — all in one continuous flow at 10–12 boxes per minute. Because the film roll changes automatically and synchronously with production, the line never stops for a roll swap, and because you simply input the carton parameters, the machine switches packing specifications automatically across sizes without manual guide adjustment.
Whether you need a dustproof inner liner (automatic carton liner bag insertion machine for dustproof inner packaging) or an outer moisture barrier for sea freight (automatic PE film bag sleaving machine for export carton moisture protection), the same platform handles both. That's the OEE unlock: your upstream automation finally runs at its real rated speed, because the exit is no longer a pair of hands.
And this isn't a three-step box-folder — it's a complete intelligent carton packaging line for bulk materials boxing and sealing, engineered for the full small-package-to-sealed-carton journey. The flow runs as one synchronized system:
Unpacking / case erecting — the opener automatically folds the preset flat carton, grips it by suction cup, unfolds, tape-seals the bottom, and feeds it forward.
Bagging — after an auto-stop at the bagging station, the machine forms a barrel-type rolled polyethylene film bag, positions the carton, and uses blowing-bagging intelligent control to open and seat the film liner in one linkage.
Packing — product loads into the lined carton via robotic boxing or a material-supply weighing feed (or manual packing where your process requires it).
Bag lifting & sealing — once cartoning is done, the inner film bag is lifted, heat-sealed and tie-line sealed, then settled back into the box as a finished composite pack.
Automatic folding & sealing — the carton top is folded and closed with tape sealing plus tape corner sealing, completing a shipment-ready package.
Critically, the bag-packing module runs on new practical patented technology independently developed in-house — not a bolted-on third-party unit — which is what delivers the more stable, repeatable packing quality buyers specify when hand-bagging consistency has started costing them claims.
Core Advantages
1. Integrated Erect-Bag-Seal in One Flow — Kill the End-of-Line Bottleneck
Feature: Vertical Case Opener + Film Bag Sleaving Machine + tape sealing synchronized on a single modular line (ball-screw driven main body).
Advantage: Cartons are erected, bagged, and sealed continuously with no manual handling between steps.
Benefit: Remove the human pace-setter so your upstream filler finally runs at full rated speed — this high speed case erector bagging sealing line 10-12 boxes per minute turns idle upstream capacity into shipped product. (See "how many boxes per minute does an automatic bagging sealing line run.")
2. Auto Film Bag Sleaving — Export-Grade Moisture Protection, Every Carton
Feature: Film Bag Sleaving Machine slips a PE bag over/into each carton with auto film-length cutting and synchronous roll change without missing a beat.
Advantage: Consistent, gap-free bag fit on every unit — no loose corners or skipped coverage like hand-sleeving.
Benefit: Eliminate condensation damage and port rejections on ocean shipments; the same module doubles as an automatic carton liner bag insertion machine for dustproof inner packaging when you need clean-room-grade inner protection. (Direct answer to "what machine inserts cartons into PE film bags automatically" and "how to protect export cartons from moisture with automatic film bagging.")
3. Input-the-Size Auto Changeover — One Line, Every Carton Format
Feature: Multi-purpose control lets you input carton parameters; the line automatically switches packing specifications across the 300–500(L)×300–400(W)×300–400(H) mm range.
Advantage: No manual guide shuffling, no operator re-training per SKU — format change is a parameter entry, not a teardown.
Benefit: A true multi-size carton bagging sealing line with automatic specification changeover, ideal for e-commerce fulfillment centers and brands running dozens of SKUs. (See "can one bagging sealing line handle multiple carton sizes without manual setup.")
4. Brand-Name Modules — Stable Run, Easy Global Maintenance
Feature: Ball-screw main drive; Festo/SMC pneumatics; Siemens/Panasonic/Omron/Keyence photoelectrics; 48–72 mm tape width.
Advantage: Proven, globally-sourced components mean stable motion and parts your local technician already knows how to service.
Benefit:Lower lifetime downtime and zero exotic-parts panic — the reliability signal that makes a carton bagging machine manufacturer relationship last decades, not one purchase.
5. Robotic or Weigh-Fed Packing — Flexible Load-In for Any Bulk Product
Feature: Packing stage accepts robotic automatic boxing, a material-supply weighing feed, or manual packing per your process technology.
Advantage: One line adapts to free-flowing granules, irregular pieces, or pre-counted small packs without re-engineering the load-in.
Benefit: A single automatic bulk material carton bagging sealing line handles powders, snacks, hardware, and small-pack aggregates alike — protecting your investment as your product mix evolves. (Targets "automatic robotic carton boxing and bagging sealing line".)
Feature: Bag lifting & sealing unit performs film compaction, pumped heat sealing, and tie-line sealing on the inner bag; built on the company's independently developed patented bag-packing technology.
Advantage: Sealed inner bags are uniform and leak-tight every cycle — no weak heat seals or loose ties like hand-finishing.
Benefit: Eliminate in-transit spillage and moisture ingress claims on the inner pack itself, with a patented automatic film bag heat sealing and tie-line sealing machine module you won't find on generic resold lines. (Targets "patented automatic film bag heat sealing tie-line carton line".)
Application Scenarios
Scene 1 — E-commerce & 3PL Fulfillment: Multi-SKU Order Packing. Running as an automatic carton opening bagging sealing line for e-commerce fulfillment centers, the line erects a fresh carton, slips a protective PE liner, and tapes it shut for every order rolling off the pick line — switching box size automatically as the WMS feeds new dimensions, with no operator stopping to adjust guides. During peak season it absorbs order surges at a steady 10–12 boxes per minute, replacing the hand-packing bench that used to be the warehouse's biggest hiring headache and ergonomic risk.
Scene 2 — Food & Beverage Export: Moisture-Sealed Ocean Shipments. Configured for outer sleeving, the platform operates as an automatic PE film bag sleaving machine for export carton moisture protection, wrapping each beverage or snack carton in a gap-free PE barrier before container loading. The synchronous film-roll change keeps the line running through long export batches, while consistent bag fit prevents the condensation and mold claims that sink margins at the destination port — exactly the case erector bagging sealing line for food and beverage secondary packaging buyers specify for humid-lane logistics.
Scene 3 — Pharmaceutical & Electronics GMP: Dustproof Inner Liners. With enclosed guarding and brand-name photoelectrics, the line serves as an automatic carton bagging machine for pharmaceutical GMP packaging lines, inserting a dustproof inner liner into each carton of blister packs or medical devices under controlled handling for audit-ready traceability. For sensitive electronics it becomes an integrated case erecting bag inserting tape sealing line with auto film roll change, protecting circuit boards and appliances from dust and humidity during storage and transit — one regulated-ready automatic bagging and sealing line for home appliance and electronics cartons platform spanning pharma, medtech, and consumer electronics.
Scene 4 — Bulk Aggregates & Small-Pack Boxing: Granules, Snacks, Hardware, Sachets. Running as a full intelligent carton packaging line for small packages and bulk materials, the system erects a carton, blows a PE liner into it, weigh-feeds or robotically boxes the loose product, heat-seals and tie-lines the inner bag, then top-folds and corner-tapes the carton shut — all without an operator touching the pack. For snack producers it replaces the dusty hand-scooping-and-bagging bench; for hardware and fastener distributors it automates the slow count-and-box station; for nutraceutical sachet brands it consolidates multi-pack boxing, inner-bag sealing, and final closure into one footprint. The blowing-bagging intelligent control seats the liner cleanly around irregular fills, while the patented seal module keeps every inner bag intact through distribution — the exact automatic bulk material boxing and sealing production system high-mix packagers specify to escape manual labor ceilings.
Technical Specifications
Parameter
LS-DZB5040-12
Machine Type
Automatic Opening Bagging & Sealing Line (Case Opener + Film Bag Sleaving + Tape Sealing)
Applicable Carton
300–500(L) × 300–400(W) × 300–400(H) mm
Packaging Frequency
10–12 boxes/min
Voltage / Power
220V 50Hz, 9.9 kW
Air Supply
1700 NL/min, 0.6–0.8 MPa
Tape Width
48–72 mm
Overall Dimension
8800(L) × 2000(W) × 1800(H) mm
Total Weight
2450 kg
Core Functional Breakdown
Module
Function
Vertical Case Opener
Auto-erects flat cartons into formed boxes, ready for bagging
Film Bag Sleaving Machine
Slips PE bag over/into carton; auto film-length cut + synchronous roll change, no stop
Multi-Purpose Control
Input carton parameters → auto-switch packing specs across sizes, no manual setup
Patented core: The bag-packing machine adopts new practical patented technology independently developed by the company — advanced, stable, and reliable packing quality vs. generic resold modules.
Quality & After-Sales
Buying from a direct carton bagging machine manufacturer — not a trading company — means your end-of-line is engineered to your actual carton range, with accountability that lasts. As a case erector bagging sealing line supplier China, we stand behind the whole integrated line:
CE & ISO 9001 certified; modular frame with brand-name ball-screw, Festo/SMC pneumatics, and Siemens/Panasonic/Omron/Keyence controls.
12-month warranty + lifetime technical support.
Free wear-part starter kit (tape rolls, suction cups, film knives, belts, sensor lenses) ships with every line.
Q1: How much does an automatic carton opening bagging sealing line cost?
Price depends on whether you need inner-liner insertion, outer moisture sleeving, or both, plus tape-sealer config and carton size range. As the manufacturer we issue a FOB quote within 24 hours — no distributor markup. Request the automatic case erector and sealer machine price sheet via the form below.
Q2: What machine inserts cartons into PE film bags automatically?
A film bag sleaving machine — the core module of this line. It slips a PE bag over or into each erected carton with auto film-length cutting and synchronous roll change, delivering consistent, gap-free coverage for either dustproof inner liners or export moisture barriers. (Configurable to your bag type and carton spec during FAT.)
Q3: Can one bagging sealing line handle multiple carton sizes without manual setup?
Yes — that's a headline strength. You input the carton parameters and the line automatically switches packing specifications across the 300–500 × 300–400 × 300–400 mm range, making it a genuine multi-size carton bagging sealing line with automatic specification changeover for high-SKU operations.
Q4: Automatic case erector line vs manual carton opening — which saves more labor cost?
The integrated line removes the manual pace-setter entirely. We'll model your payback against your current hand-packing headcount, wage, and ergonomic-claim exposure — most facilities recover the investment inside a few shifts of reclaimed upstream throughput alone.
Q5: Voltage compatibility, lead time, and spare parts?
Electrics configurable to your local grid (standard 220V 50Hz; other grids on request). Lead time 35–50 days depending on module config; wear-part kit included and spares shipped within 48 hours for the line's life — all on globally-sourced Festo/SMC/Siemens/Omron/Keyence components your technician already knows.
Q6: Can the line pack loose bulk material, or only pre-filled small packs?
Both. The packing stage is process-selectable — a material-supply weighing feed handles free-flowing granules and aggregates, robotic boxing handles counted or irregular pieces, and manual packing remains available where your工艺 requires it. That flexibility is why it's specified as an automatic bulk material carton bagging sealing line rather than a single-format folder. (See "can one carton bagging line pack both bulk granules and small packs".)
Q7: How is the inner bag actually sealed — and is it reliable enough to skip hand-finishing?
The Bag Sealing Machine lifts the inner film bag, compacts it, applies pumped heat sealing, then tie-line sealing before settling it back into the carton. It runs on the company's independently developed patented bag-packing technology, delivering uniform, leak-tight seals every cycle — so you can retire the hand-sealing step without inviting in-transit spillage or moisture claims.
Automate the Exit — Erect, Bag and Seal Every Carton Without the Bottleneck, the Moisture Risk, or the Manual Bench
Send us three things — your carton size range, your bagging need (inner dustproof liner, outer export moisture sleeve, or both), and your target boxes/hour. Within 24 hours you'll get: the right module configuration, a footprint layout, the automatic carton opening bagging sealing line for sale price sheet, and lead time. This line is built around your actual carton process — not a generic catalog unit.
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