In today's highly competitive manufacturing industry, production continuity has become one of the most important indicators for measuring factory efficiency. Whether in steel processing, automotive parts manufacturing, bearing production, machinery manufacturing, or metal fabrication, unexpected machine downtime directly impacts delivery schedules, production costs, and customer satisfaction.
Many manufacturers still struggle with issues such as unstable manual feeding, inaccurate positioning, excessive vibration, and inconsistent cutting quality. These problems often result in repeated machine stops, increased maintenance costs, and reduced productivity.
To address these challenges, Jiangsu Lichi CNC Machine Tool Manufacturing Co., Ltd. has developed the GZ4250 Automatic Horizontal CNC Band Saw Machine, an intelligent sawing solution equipped with a hydraulic automatic feeding system, PLC control, and high-rigidity structural design. The machine is specifically engineered to minimize downtime while delivering stable, high-precision cutting performance for continuous industrial production.
Many factories assume downtime is caused only by mechanical failures. In reality, several daily operational issues contribute significantly to production interruptions.
Traditional band saw machines rely heavily on manual loading and positioning. Operators must repeatedly feed materials, align workpieces, and restart the cutting cycle. This not only consumes valuable production time but also increases the possibility of positioning errors.
Without a precise feeding system, material positioning becomes inconsistent. This leads to inaccurate cutting lengths, material waste, and frequent machine adjustments.
Poor structural rigidity and unstable transmission systems create excessive vibration during cutting. Over time, vibration accelerates saw blade wear, affects cutting accuracy, and increases maintenance frequency.
Changing cutting lengths or processing different material sizes often requires repeated manual setup, reducing overall production efficiency.
For manufacturers processing large quantities of steel bars, structural steel, bearings, or mechanical components, these inefficiencies accumulate into significant production losses.
The GZ4250 Automatic Horizontal Band Saw Machine is designed around intelligent automation to eliminate unnecessary production interruptions.
Its hydraulic automatic feeding system automatically positions materials using a grating scale positioning system, ensuring every feeding cycle remains accurate and repeatable. With a maximum single feeding stroke of 600 mm, the machine automatically performs multiple feeding cycles for longer workpieces, eliminating continuous manual intervention.
Combined with hydraulic clamping and PLC-controlled automation, operators only need to enter the cutting length and quantity through the touch-screen interface. The machine then completes the entire cutting cycle automatically, including feeding, clamping, sawing, counting, and stopping after production is completed.
This intelligent workflow dramatically improves production continuity while reducing labor requirements.
Unlike conventional machines, the GZ4250 adopts a heavy-duty horizontal structure with a large round guide column, auxiliary guide column, and reinforced welded saw frame.
The machine utilizes a worm gear transmission system combined with hydraulic stepless feed control, allowing the saw blade to maintain stable cutting pressure across different materials.
The guide system features dual-bearing guide blocks that effectively reduce blade vibration while improving cutting precision and extending blade service life.
These structural improvements allow manufacturers to reduce unexpected shutdowns caused by excessive vibration or unstable cutting.
| Specification | Value |
|---|---|
| Maximum Cutting Capacity | Ø500 mm Round Material / 500 mm Flat Material |
| Saw Blade Speed | 30 / 50 / 70 m/min |
| Feeding System | Hydraulic Automatic Feeding |
| Maximum Feeding Stroke | 600 mm (Multiple Feeding Supported) |
| Control System | PLC + Touch Screen HMI |
| Positioning System | Grating Scale Positioning |
| Clamping Method | Hydraulic Automatic Clamping |
| Cutting Accuracy | ±0.2 mm |
| Bundle Cutting | Supported |
| Main Motor | 5.5 kW |
| Hydraulic Pressure | 2.0–2.5 MPa |
| Cooling System | Cooling Pump + Cooling Fan |
| Power Supply | AC 380V / 50Hz |
Rather than focusing only on automation, these specifications demonstrate measurable improvements in precision, efficiency, and production stability—key factors for procurement teams and manufacturing engineers evaluating industrial sawing equipment.
The GZ4250 is suitable for a wide range of metal processing applications, including:
Its ability to perform continuous automatic cutting makes it an ideal solution for manufacturers seeking higher productivity with lower operating costs.
The machine is suitable for round bars, flat bars, structural steel, solid bars, bundles of materials, and various ferrous metal workpieces with a maximum cutting capacity of Ø500 mm.
The hydraulic feeding system automatically positions and feeds materials with high repeatability, reducing manual intervention, shortening cycle times, and enabling continuous production.
Yes. The GZ4250 supports automatic continuous cutting, bundle cutting, automatic counting, and multiple feeding cycles, making it ideal for medium- and high-volume production.
The machine features a PLC control system with a touch-screen HMI, allowing operators to set cutting length, quantity, feeding parameters, and production modes quickly and accurately.
Its 5.5 kW main motor, hydraulic automatic clamping, worm gear transmission, ±0.2 mm cutting accuracy, high-rigidity frame, and grating scale positioning system provide stable, precise, and long-term performance while minimizing downtime and maintenance costs.
Kontak Person: Mr. Henry
Tel: +86-18101486180