CHITUO · Automated Straight-Rebar Smart Line | Engineering Specs & 32.6m × 14.8m Interactive Twin
Four Core Benchmarks, Workshop CAD Layout & 32.6m Interactive Sandbox
Verify the 32.6m × 14.8m bay footprint, crane interface boundaries, and 6–8 t/h throughput first; then operate the interactive twin sandbox below to inspect continuous unmanned execution.
Fits standard 18m / 24m span steel bays. Connects with overhead crane bundle loading at the front and smart crane gripper transfer at the rear.
All 12 national-standard straight ribbed rebar sizes processed adaptively; ≥30cm (300mm) cut lengths conveyed and sorted into pockets.
Multi-bar parallel cutting across small and large diameters (e.g. 15×Φ12 or 2×Φ32 per cycle), finishing a 2-ton bundle every 15–20 minutes.
Closed-loop servo baffle (±1mm tape-verified) with shear or circular saw options; laser counting reconciles physical stock with book ledger live.
Full-Line Isometric Engineering Blueprint (32.6m × 14.8m)
Includes automatic bundle opening, step combing, magnetic counting, servo roller track, cutting head, 50-pocket mobile rack, and crane gripper bay
Unmanned Execution & Crane Interface
Unmanned After One-Button Start: Process Execution & Crane Handoff
| Process Stage | Execution Mode | Operational Detail |
|---|---|---|
| 01. Raw Bundle Crane Loading | Operator Assisted (Crane) | Workshop crane operator places a strapped straight rebar bundle (~2 tons/bundle) onto the loading cradle. |
| 02. Automated Bundle Opening | Automated by System | Vision camera locates binding straps and guides the robotic arm to grip, shear, and extract the wires. |
| 03. Automatic Chain Combing | Automated by System | Sorting chains oscillate to separate crossed bars into a flat, single-layer parallel queue. |
| 04. Adaptive Magnetic Pick & Count | Automated by System | Lifts the target bar count (e.g., 15 bars for Φ12mm, 2 bars for Φ32mm) with laser count verification. |
| 05. ±1mm Servo Length Stop & Cutting | Automated by System | Closed-loop servo baffle positions length (±1 mm verified by tape measure) for hydraulic shearing or circular sawing (6–8 t/h). |
| 06. 30cm–12m Transfer & 50-Pocket Sorting | Automated by System | Gapless steel chain bed conveys finished bars from 30cm to 12m into the 50-pocket mobile rack while logging stock automatically. |
| 07. Crane Transfer & Routine Inspection | Crane Gripper / Routine Check | Overhead crane gripper transfers sorted batches to bending or storage; blade changes and routine maintenance are handled by staff. |
32.6m × 14.8m Interactive Digital Twin Sandbox
One Dispatch Command Drives 32.6m from Bundle Opening to 50-Pocket Sorting
Click 'One-Click · Dispatch Unmanned Run' or select any station 01–07

Automated Bundle Opening
Once a bundle is placed on the cradle, vision cameras locate each binding strap while the robotic arm grips, shears, and extracts the wires automatically.
Appendix: GB 1499.2-2024 12-Size Straight Ribbed Rebar Unit Weights & Parallel Cut Reference (Click to Expand)
Covers all 12 national-standard straight ribbed rebar diameters from Φ10mm to Φ50mm (HRB400E / HRB500E)
Toggle Table
Appendix: GB 1499.2-2024 12-Size Straight Ribbed Rebar Unit Weights & Parallel Cut Reference (Click to Expand)
Covers all 12 national-standard straight ribbed rebar diameters from Φ10mm to Φ50mm (HRB400E / HRB500E)
| # | Nominal Diameter | Grade | Unit Weight (kg/m) | 12m Bar Weight | Cutting Mode | Single-Cycle Bars |
|---|---|---|---|---|---|---|
| 01 | Φ10 mm | HRB400E / HRB500E | 0.617 kg/m | 7.4 kg | Hydraulic Shear / Cold Saw | Adaptive multi-bar cut |
| 02 | Φ12 mm | HRB400E / HRB500E | 0.888 kg/m | 10.66 kg | Hydraulic Shear / Cold Saw | 15 bars / cycle (Tested) |
| 03 | Φ14 mm | HRB400E / HRB500E | 1.21 kg/m | 14.52 kg | Hydraulic Shear / Cold Saw | Adaptive multi-bar cut |
| 04 | Φ16 mm | HRB400E / HRB500E | 1.58 kg/m | 18.96 kg | Hydraulic Shear / Cold Saw | Adaptive multi-bar cut |
| 05 | Φ18 mm | HRB400E / HRB500E | 2 kg/m | 24 kg | Hydraulic Shear / Cold Saw | Adaptive multi-bar cut |
| 06 | Φ20 mm | HRB400E / HRB500E | 2.47 kg/m | 29.64 kg | Hydraulic Shear / Cold Saw | Adaptive multi-bar cut |
| 07 | Φ22 mm | HRB400E / HRB500E | 2.98 kg/m | 35.76 kg | Hydraulic Shear / Cold Saw | Adaptive multi-bar cut |
| 08 | Φ25 mm | HRB400E / HRB500E | 3.85 kg/m | 46.2 kg | Hydraulic Shear / Cold Saw | Adaptive multi-bar cut |
| 09 | Φ28 mm | HRB400E / HRB500E | 4.83 kg/m | 57.96 kg | Hydraulic Shear / Cold Saw | Adaptive multi-bar cut |
| 10 | Φ32 mm | HRB400E / HRB500E | 6.31 kg/m | 75.72 kg | Hydraulic Shear / Cold Saw | 2 bars / cycle (Tested) |
| 11 | Φ40 mm | HRB400E / HRB500E | 9.87 kg/m | 118.44 kg | Hydraulic Shear / Cold Saw | Adaptive cut |
| 12 | Φ50 mm | HRB400E / HRB500E | 15.42 kg/m | 185.04 kg | Hydraulic Shear / Cold Saw | Adaptive cut |
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