The T12 is also designed to process a wide range of recycled materials and mineral-based industrial by-products, subject to material characteristics, mix design, and applicable production standards. Suitable feedstocks may include metallurgical solid waste, construction and demolition waste, mining residues, steel slag, coal gangue, fly ash, sludge, and sand-washing slurry. This material adaptability enables manufacturers to explore the use of locally available secondary raw materials while producing a diverse range of concrete products.
With different mold configurations, the T12 block making machine can produce concrete blocks, concrete curbstones, stone-look precast concrete products, paving blocks, permeable pavers, and other concrete products. The machine is suitable for applications including urban infrastructure, municipal road construction, sponge city projects, landscaping, and other civil engineering projects.
By combining automated production, flexible product configuration, and recycled material utilization, the QGM T12 provides a practical solution for manufacturers seeking to improve concrete production efficiency, product flexibility, and resource utilization while supporting more sustainable concrete product manufacturing.
| Machine Model | T12 Standard Model | T12S Extended Version |
| Standard Pallet Size | 1400×900 mm / 1400×870 mm | 1400 × 1150 mm |
| Max. Molding Area | 1250×820 mm | 1100 × 1050 mm |
| Product Height Range | 40 - 500 mm | 40 – 300 mm / 40 – 500 mm |
| Cycle Time | 15 - 25 seconds | 15 – 25 seconds |
| Main Vibration Type | Table Vibration | Table Vibration |
| Control System | SIEMENS | SIEMENS |
| T10 | Standard pallet dimensions (mm): 1200×950 / 1200×870 | Main Vibration Mode: Table Vibration |
| Finished product height (mm): 40–300 / 40–500 | Control System: Siemens | |
| Molding cycle (s): 15–25 | Max. Molding Area (mm): 1100 × 820 |
The 4-axis servo vibration system is a core technology of the machine, designed to provide precise excitation control, efficient material compaction, and consistent forming performance. By independently controlling four servo-driven eccentric shafts, the system allows vibration parameters to be accurately adjusted according to different concrete products and mix designs.
Servo Drive and Flexible Synchronization:The system uses four independent servo motors to drive four sets of eccentric blocks. A flexible coupling synchronizes the four drive units while maintaining accurate power transmission, enabling responsive vibration control and stable system operation throughout the forming cycle.
Symmetrical Mechanical Design for Vertical Excitation:The four eccentric blocks are arranged in a centrally symmetrical configuration. During operation, the horizontal components of the vibration forces largely counterbalance each other, directing the resulting excitation force vertically toward the mold. This mechanical arrangement helps improve vibration efficiency, reduce unnecessary vibration losses, and minimize mechanical stress on the equipment.
Stepless Vibration Adjustment for Different Concrete Products:The servo-driven system enables stepless adjustment of vibration parameters, allowing the excitation force to be precisely matched to different product types, mix designs, and forming requirements. By optimizing vibration amplitude and excitation characteristics for each production recipe, the system helps improve material compaction, product density, dimensional consistency, and forming quality.
This level of vibration control provides concrete product manufacturers with greater flexibility when producing hollow blocks, solid blocks, paving blocks, curbstones, permeable pavers, and other precast concrete products, while supporting stable and repeatable production performance
The airbag quick-change system replaces conventional mechanical mold locking mechanisms with pneumatic airbag technology, enabling faster mold clamping, release, and positioning. The system is designed to reduce mold changeover time and improve production flexibility when switching between different concrete products.
Airbag Mold Clamping for Fast and Consistent Locking：The mold frame is secured and released through controlled inflation and deflation of the airbag system. This design provides rapid response, consistent clamping force, and accurate mold positioning, helping shorten mold changeover procedures while maintaining reliable mold fixation during production.
Airbag Quick-Change Press Head with Auxiliary Vibration：The press head is also equipped with an airbag quick-locking mechanism, allowing faster installation, removal, and replacement during product changeovers and routine maintenance.
High-efficiency vibration motors are mounted on both sides of the press head and work in coordination with the main vibration system. This additional excitation helps improve force distribution within the concrete mixture, supporting more uniform compaction and contributing to consistent product density, dimensional accuracy, and surface quality.
The vibrating press head system combines rapid press-head replacement with auxiliary vibration to improve concrete compaction and product consistency. It is particularly beneficial for production lines that frequently switch between different concrete products.
Airbag Quick Locking for Faster Press Head Replacement：The press head uses an airbag quick-locking structure for efficient installation, fixation, and removal. By simplifying the press-head changeover process, the system makes routine maintenance easier and helps reduce downtime when switching between different product molds.
Auxiliary Vibration for Improved Product Quality：High-efficiency vibration motors installed on both sides of the press head operate in coordination with the main vibration system. The additional vibration helps distribute excitation more evenly through the concrete mixture, supporting uniform compaction, consistent density, dimensional accuracy, and surface finish.
This coordinated vibration approach is particularly valuable when producing concrete products with demanding dimensional and surface-quality requirements.
The rapid mold pushing device automates key mold-handling operations, including mold insertion, positioning, and withdrawal. By reducing the need for manual mold handling, the system helps streamline mold changeovers and improve overall equipment utilization.
Automated Mold Handling and Precise Positioning：The system automatically pushes the mold into position and withdraws it after production, while maintaining accurate positioning throughout the changeover process. This reduces manual intervention and improves the repeatability of mold installation.
Reduced Changeover Time for Multi-Product Production：Faster mold handling helps shorten downtime between different products and supports more efficient multi-product concrete production. For manufacturers producing hollow blocks, solid blocks, paving blocks, curbstones, permeable pavers, and other concrete products, the system provides greater flexibility in production scheduling.
The hydraulic drive feed system is designed to provide controlled and consistent feeding of the base concrete mixture into the mold cavity. Precise control of hydraulic cylinder thrust and movement speed helps optimize material distribution during the feeding process.
Hydraulic Drive for Controlled Material Distribution：The hydraulic cylinders regulate the movement and feeding speed of the material distribution system, helping ensure that the concrete mixture is delivered evenly into the mold cavity. This controlled feeding process supports stable filling and consistent material distribution across different mold configurations.
Consistent Feeding for Stable Product Quality：Stable material feeding helps reduce issues associated with material blockage, leakage, and uneven filling. More consistent material distribution contributes to uniform product density and dimensional consistency, while supporting continuous and stable block production.
The 360° arch-breaking and hydraulic feeding system is designed to maintain continuous material flow and consistent filling during concrete block production. It combines an independent arch-breaking mechanism with precision hydraulic feeding to reduce material bridging and improve the uniformity of mold filling.
360° Arch-Breaking for Continuous Material Flow：The base material feeder uses an independent gear motor to continuously rotate wear-resistant mixing blades through a 360° working range. This active material agitation helps prevent material bridging and buildup inside the hopper, reducing the risk of blockages and minimizing cleaning-related downtime.
The modular wear-resistant blade design also simplifies component replacement and routine maintenance, supporting reliable long-term operation.
Precision Hydraulic Feeding for Uniform Mold Filling：The hydraulic base-material feeding system precisely controls cylinder thrust and operating speed to deliver a stable and consistent flow of concrete mixture into the mold cavity.
By improving material distribution and reducing blockages, material leakage, and uneven filling, the system helps maintain consistent material conditions throughout the production cycle, contributing to stable product quality and production continuity.
The integrated hydraulic power unit combines hydraulic power generation, control components, and oil circuits into a compact and unified system. This integrated architecture reduces the need for extensive external hydraulic piping and simplifies system maintenance.
Integrated Hydraulic Design for Improved System Reliability：Compared with conventional split hydraulic configurations, the integrated design reduces the number of external hydraulic connections, helping minimize potential leakage points and simplify inspection and maintenance.
The compact arrangement also makes key hydraulic components easier to access, supporting more efficient routine servicing and system troubleshooting.
Stable Hydraulic Performance with Efficient Energy Use：The hydraulic system is designed to provide fast response, stable pressure control, and efficient power transmission during continuous production. These characteristics support long-term, high-intensity operation while helping manufacturers maintain stable forming performance and manage overall energy consumption.
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