Complete Line Integration — The QT10-15 serves as the press at the center of a synchronized block production line, where raw material feeding, JS750 mixing, pallet handling, and downstream stacking are specified as one matched system to prevent idle press time.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | Fully Automatic Concrete Block Making Machine |
| Model | QT10-15 |
| Overall Dimensions (L×W×H) | 9350×2320×2950 mm |
| Rated Power | 44 kW |
| Voltage & Frequency | Customized to local site request (confirmed before production) |
| Control System | PLC (Japan Mitsubishi electric) |
| Hydraulic Pressure | 21 MPa |
| Vibration Form | Platform vibration |
| Vibration Frequency | 4500–5100 r/min |
| Pallet Size | 1100×900 mm |
| Moulding Area | 1025×810 mm |
| Forming Height | 40–250 mm |
| Molding Cycle | 15–25 s |
| Output (400×200×200 mm hollow block) | 10 pcs/mould, 1800–2400 pcs/h, 14400–19200 pcs/8h |
| Output (240×115×90 mm solid brick) | 52 pcs/mould, 9360–12480 pcs/h, 74880–99840 pcs/8h |
| Mixer Model | JS750 |
| Hydraulic Unit | Taiwan Jiugang |
| Switch Components | Japan Omron |
| Electrical Elements | France Schneider |
| Host Machine & Mixer Motor | Germany Siemens |
| Mould Heat Treatment | High temperature carburizing |
Application Suitability
| Application | Material or Output |
|---|---|
| Hollow block production plants | Crushed stone, cement, and sand aggregates |
| Solid brick manufacturing | Fly ash, cement, and river sand blends |
| Paver and interlocking brick lines | Fine aggregate mixes with pigment additives |
| Curbstone production | High-strength concrete with coarse aggregate |
| On-site project block making | Local quarry materials adapted to mix design |
Why Cycle Rate Alone Misleads on Daily Output
A quoted cycle time means little when pallets are still moved by hand and the press sits idle waiting for the next board to arrive.
Throughput is a line problem, not a press problem.
Buyers regularly receive a QT10-15 block machine production line quote stating cycles per hour, only to find that manual pallet handling and uncured stacking cut real daily output far below expectation. The press may complete its 15–25 second cycle, but if the pallet feeder cannot keep pace or the curing rack system is not specified, the bottleneck simply moves downstream. I have seen complete block lines sit idle for half a shift because the stacking station was never part of the original quotation [NEED_CITE: common block line bottlenecks in emerging market plants].
How Supporting Stations Match the Press Cycle
The JS750 mixer is sized to deliver batch volume in rhythm with the QT10-15 molding cycle, so the press hopper never starves for material between cycles. Raw material feeding, pallet feeding, and stacking are treated as interconnected stations rather than standalone additions, which is the core logic behind a properly configured concrete block making line turnkey setup. When one station lags, every station behind it loses time.
Where Line Synchronization Breaks Down
Most line failures I have diagnosed on site trace back to a pallet return system that cannot match the press discharge rate, or a stacking station sized for a smaller output tier. The concrete block making line turnkey concept only holds when every station’s cycle is calculated against the actual block format being produced, not a catalogue default. A paver cycle differs from a hollow block cycle, and the downstream equipment must accommodate the slower of the two if both formats are planned [NEED_CITE: block format impact on line throughput calculations].
Reading the Specs That Actually Govern Output
Platform vibration at 4500–5100 r/min works together with 21 MPa hydraulic pressure to compact the mix into the mould cavity; vibration alone cannot achieve target block strength if hydraulic pressure is too low for the aggregate being used. The 1100×900 mm pallet size must align with the buyer’s existing curing rack spacing and forklift fork dimensions, otherwise cured blocks cannot be moved efficiently. Mould heat treatment through high temperature carburizing extends mould life when abrasive aggregates like crushed granite are part of the local mix. The 40–250 mm forming height range covers everything from thin pavers to tall kerbstones without requiring a separate press.
What Happens When Line Components Are Quoted Separately
When pallet handling and stacking are excluded from the quotation, the buyer sources them locally, often with mismatched pallet dimensions and incompatible conveyor heights. The result is a QT10-15 press that runs at full cycle for thirty minutes, then stops while operators manually clear pallets. I have watched a crew of six workers stack blocks by hand behind a fully automatic press because the stacking station was never specified — exactly the kind of hidden cost that erases the automation investment [NEED_CITE: manual handling costs in semi-configured block plants].
Why This Line Is Specified as One System
Block machinery is the single focus here, which means the press, mould, pallet, and handling equipment are specified together rather than assembled from unrelated suppliers. The QT10-15 block machine production line is configured against the buyer’s actual mix design and local aggregate, not a generic catalogue setting. Mould design covers the formats the buyer’s market actually sells, including custom drawings when standard formats do not fit. Automation level is selectable, so a buyer can begin with semi-automatic pallet handling and add stacking later. Installation support includes operator training on the full line, not just the press.
Documentation & Verification
- Line layout drawing with capacity calculated per stated block format
- Machine specification sheet with confirmed voltage and PLC language
- Mould drawing and format list matching your target product range
- Hydraulic and electrical schematic for local maintenance teams
- Factory test record run on your specified block format before dispatch
- Packing photographs and customs documentation support
Installation, Commissioning & Support
- Foundation plan based on 9350×2320×2950 mm overall dimensions and dynamic load
- Dedicated 44 kW power circuit with confirmed voltage and frequency before wiring
- Machine dismantled for container loading, reassembled on site with alignment check
- First production run with your local aggregate to verify block strength
- Operator training covering PLC interface, mould change, and daily maintenance
- Wear parts list including hydraulic seals, vibration springs, and mould liners
What to Prepare Before Requesting a Line Quote
A QT10-15 block machine production line performs differently depending on the block format, aggregate, and site conditions you bring to it. Share your target block formats, daily output requirement, local raw material availability, curing area dimensions, and existing forklift specifications so the line can be configured around real constraints rather than assumptions.
Frequently Asked Questions
Q: How is line capacity calculated per block format, and what changes when switching formats?
A: Each capacity figure is tied to a specific block size and mould cavity count. The QT10-15 produces 10 hollow blocks per mould but 52 solid bricks per mould within the same cycle window. Switching from hollow block to paver changes the cycle time and pallet coverage, so the quoted daily output must be restated for each format you plan to run.
Q: How do the mixer and pallet feeder keep pace with the press?
A: The JS750 mixer batch volume and discharge rate are matched to the QT10-15 hopper refill interval. Pallet feeding speed is set to the press discharge rate so the next pallet is positioned before the press completes its cycle. If one station is undersized, the press waits and throughput drops.
Q: What pallet size and material suit my curing setup?
A: The standard 1100×900 mm pallet is confirmed against your curing rack spacing and forklift fork width before production. Bamboo, PVC, or steel pallets are selected based on your curing humidity, block weight, and expected pallet service life in your local climate conditions.
Q: How is voltage and PLC language confirmed before shipment?
A: Voltage, frequency, and PLC display language are agreed in writing during the order stage, before electrical panel assembly begins. The Mitsubishi PLC is programmed with your preferred language so operators can read alarms and cycle data from the first day of commissioning.
Q: What supporting equipment is included versus quoted separately?
A: The standard line quotation covers the press, JS750 mixer, pallet feeder, and stacking station as one package. Curing rack systems, forklifts, and raw material silos are typically buyer-supplied. Each quotation clearly lists what is included so there are no missing stations when the line arrives on site.
