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Screw Press

Versatile Forming & Assembly | PLC-Controlled Semi-Automatic | Precision Die-Casting Grade

Pressing Force: 100-500 kN (standard range, custom available)
Working Stroke: 400-800mm (model dependent)
Working Table Dimensions: 800×800mm to 1500×1500mm
Pressing Speed: 0-30 mm/s (variable control)
Guide Accuracy: 4 precision guide columns, ±0.1mm concentricity
Operating Modes: Point-action (manual jog) + Semi-automatic (cycle control via PLC)
Main Motor Power: 7.5-15 kW
T-Slot Work Table: Standard industrial M20 fastener pattern
Safety: Emergency stop button + overload protection

6 Core Competitive Advantages

Monolithic Single-Column Design for Stability & Accessibility

Single vertical column (no side obstructions) enables unrestricted part access from three sides. C-frame structure: work table + support column + upper cross-beam connected via 5 tension rods. Superior rigidity without frame deflection. Ideal for diverse application changeovers.

Dual Operating Modes: Point-Action + Semi-Automatic

Point-action mode: Operator manually controls via push-button jog (ideal for non-repetitive, test work). Semi-automatic mode: PLC-controlled cycle activation (repetitive production). Single machine serves prototyping and high-volume production roles.

Four Precision Guide Columns for Concentricity Control

Guide columns: Quench-hardened steel, chrome-plated external surface. Concentricity tolerance ±0.1mm maintained throughout stroke. Prevents wedging or lateral drift of pressing ram. Critical for precision die-casting, embossing, and stamping operations.

T-Slot Work Table & Matching Guide Block

Standard industrial T-slot pattern (25mm spacing, M20 fasteners) enables rapid fixture/die mounting. Guide block matches table T-slot configuration. Simplifies tooling changeover: typical setup <10 minutes. Accommodates custom fixtures.

PLC-Controlled Semi-Automatic Cycle

Programmable logic controller manages pressing cycle: approach speed (fast), working speed (adjustable), dwell time (settable), return speed (controlled). Operator initiates cycles via single button push. Repeatable cycle time ±0.5s across production run.

Variable Speed Pressing Control (0-30 mm/s)

Proportional valve enables stepless speed adjustment. Slow speeds for delicate forming operations; higher speeds for rapid production. Individual cycle parameters stored per application. Improves part quality while maintaining throughput.

In-depth Technical Introduction

01. Single-Column C-Frame Structural Design

Work table (welded steel plate construction) + Support column (box-section steel) + Upper cross-beam connected via 5 precision tension rods (not bolts). Eliminates frame deflection under rated load. C-frame architecture provides unobstructed access to parts from three sides.

  • Lower support: Work table with T-slot pattern
  • Vertical element: Single support column (box-section construction)
  • Upper support: Cross-beam assembly (reinforced structure)
  • Connection: 5 tension rods (ensures uniform stress distribution)
  • Rigidity: Zero deflection design at rated load
  • Access: Three-side open design for part accessibility
Single-column C-frame structural design
02. Four-Column Precision Guidance System

Four guide columns (steel, quench-hardened + chrome-plated) ensure concentricity ±0.1mm. Columns positioned to form rectangular support pattern around press ram. Chrome plating prevents corrosion; self-lubricating design minimizes maintenance. Ensures vertical ram movement without lateral deflection.

  • Material: Steel, quench-hardened post-treatment
  • Surface: Chrome plating (0.05-0.1mm thickness)
  • Concentricity: ±0.1mm tolerance maintained
  • Lubrication: Self-lubricating oil-film design
  • Corrosion resistance: Chrome coating protects industrial environment exposure
  • Life expectancy: 10+ years typical service life
Four-column precision guidance system

Main Component Introduction

Welded Steel Frame

Structural steel Q235-Q345, stress-relieved. Multi-pass welding per ISO 5817 inspection standards. Furnace annealing eliminates residual stress. Precision ground bearing surfaces.

Hydraulic Cylinder Assembly

Single-acting piston cylinder, bore 50-100mm, stroke 400-800mm. Pressure range 0-250 bar adjustable. Premium forged steel cylinders with imported high-reliability seal materials.

Hydraulic Power System

Variable displacement swashplate pump 20-40 cc/rev. Pressure 0-250 bar adjustable. Proportional valve speed control 0-30 mm/s. Accumulator 10-20L surge tank with air-cooled radiator.

Electrical & PLC Control

Siemens S7-200 PLC with industrial programming. Point-action and semi-automatic modes. Program storage 20+ preset cycles. Emergency stop with automatic overpressure shutdown.

Single-Arm Hydraulic Press Machine Models

Model Pressing Force (kN) Stroke (mm) Work Table (mm) Speed Range (mm/s) Power (kW) Dimensions L×W×H (mm)
HYP-100 100 400 800×800 0-30 7.5 1200×1000×1600
HYP-150 150 500 1000×1000 0-25 11 1400×1200×1800
HYP-200 200 600 1200×1200 0-20 11 1600×1400×2000
HYP-300 300 700 1400×1400 0-15 15 1800×1600×2200
HYP-500 500 800 1500×1500 0-10 15 2000×1800×2400

Wide Application Scenarios

Precision Metal Stamping & Forming

Application: sheet metal embossing, shallow drawing, bending. Material: aluminum, copper, steel sheets 0.5-3mm thickness. Typical load: 100-200 kN. Key requirement: ±0.1mm positioning accuracy, uniform pressure distribution.

Plastic Injection Molding Inserts

Application: insert assembly, flash removal, precision positioning. Material: plastic molded parts, metal inserts. Typical load: 50-150 kN. Key requirement: consistent cycle time, gentle touch to avoid part damage.

Die-Casting & Forging Components

Application: trimming, pierce, final sizing operations. Material: cast aluminum, die-cast iron, forged steel. Typical load: 150-500 kN. Key requirement: rapid cycle time, high repeatability.

Bearing & Bushing Assembly

Application: press-fit assembly of bearings onto shafts. Material: steel races, aluminum/bronze bushings. Typical load: 100-300 kN. Key requirement: precise load control, no part damage during assembly.

Composite & Advanced Material Forming

Application: pressure forming of composite laminates, carbon fiber. Material: epoxy-carbon composite, glass fiber reinforced plastic. Typical load: 50-200 kN. Key requirement: controlled pressure profile, thermal management.

Laboratory & Quality Control Testing

Application: material testing, compression tests, proof-load verification. Material: various test specimens. Typical load: 100-500 kN wide range capability. Key requirement: precise load measurement, data recording capability.

Global Customer Project Cases

Customer Cases
Product Video

Frequently Asked Questions

What is the difference between point-action and semi-automatic modes?

Point-action: Operator manually holds push-button throughout pressing cycle (for prototyping, single presses, variable operations). Semi-automatic: Operator pushes button once; PLC automatically sequences approach → work → dwell → return cycle (for repetitive production).

How precise is the cycle repeatability?

±0.5 seconds cycle time maintained via PLC control. Pressing force variability: ±3% maintained via proportional valve pressure feedback. Position repeatability: ±0.1mm via precision guide columns.

Can the machine handle different material types in same day?

Yes. 20+ preset cycle programs stored. Operator selects program per material type, then loads corresponding tooling (T-slot quick-change, <10 min). Hydraulic pressure, speed, dwell time all automatically adjusted per program.

What safety features prevent operator injury?

Single emergency stop button (red, mushroom-shaped, per ISO standard). Dual-channel safety relay triggers immediate pressure relief. Pressing ram cannot activate without push-button command (manual + semi-auto both require operator initiation).

What is the typical maintenance requirement?

500-hour intervals: hydraulic oil analysis, seal inspection, guide column cleaning. Quarterly: pressure valve calibration, cooler efficiency check. Annual: complete system evaluation. Maintenance window: 3-4 hours per 500-hour service.

Can the machine be networked to a factory MES system?

Optional upgrade available. Ethernet connection enables real-time cycle count, force history, alarm logging. Data exports to factory production tracking system. Requires custom integration per MES platform.

Customization & Optional Accessories

Item Function Value
Data Logging System Records pressure, cycle time, force per part Quality traceability, SPC capability
Advanced Cooler Package Enhanced thermal capacity Continuous 24/7 operation capability
Automatic Cycle Counter Cumulative production tracking Production volume verification
Precision Load Cell ±1% force measurement accuracy Critical applications (aerospace, defense)
Remote Diagnostics Cloud-based monitoring, alerts Predictive maintenance capability
Thermal Control Valve Maintains 45-55°C optimal temperature Extended hydraulic fluid life
Custom Fixture Plate Application-specific tooling interface Faster setup per unique application
Safety Interlock Package Guards + limit switches Enhanced operator protection

Certifications & Complete After-Sales Commitment

Standards & Certifications

  • ISO 9001:2015, CE Marking
  • ASME B4.4 Accuracy Standards
  • Safety Directive 2006/42/EC Compliance

After-Sales Support

  • 24/7 technical hotline
  • 2-year full warranty (extends to 5 years with maintenance contract)
  • On-site training (2 days standard)
  • 500-hour preventive maintenance intervals with PM kits
  • Annual facility inspections + optimization consultation