BOZE CNC Ti | CNC Machining Equipment

Automatic Bar Feeder Bar Feeder

LNS Alpha SL65, IEMCA Boss 338/552, FMB Turbo 5-65 class — automatic bar feeders for unattended bar-fed production of titanium fasteners. Bar diameter range Ø3-65 mm, 12-20 bar capacity, short remnant <150 mm.

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Entity Definition

What is an Automatic Bar Feeder?

An automatic bar feeder is a material handling system that feeds bar stock into a CNC lathe or turn-mill center for continuous, unattended production of turned parts. The bar feeder holds multiple bars in a magazine, automatically advances new stock when the previous bar is consumed, and ejects remnants. For titanium fastener manufacturing, bar feeders are essential for achieving production targets — enabling 'lights-out' operation on CNC lathes with automatic bar feeding through 2nd and 3rd shifts.

Classification

Material Handling Equipment — Automatic Bar Feeder
Equipment Category

CNC Machining

Common Names

Bar Feeder Automatic Bar Feeder Bar Loader Magazine Bar Feeder CNC Bar Feeding System

Key Characteristics

  • Bar diameter range Ø3-65 mm for M2-M12 titanium fastener production
  • 12-20 bar magazine capacity for extended unattended operation
  • Short remnant length <150 mm maximizing material utilization
  • Quick-change guide channels (<5 min changeover) for rapid size switching
  • High-speed feed with anti-vibration guide channel for stable bar rotation
  • Full serial/Ethernet integration with CNC lathe control for synchronized operation
  • Oil-bath or hydrodynamic guide channel for noise reduction <65 dB
  • Enables lights-out multi-shift operation on CNC lathes and turn-mill centers
Standards & Certifications

Applicable Standards

Automatic bar feeders conform to the following standards:

ISO 12100 — Safety of machinery — General principles for design
CE Marking — European Machinery Directive 2006/42/EC
NFPA 79 — Electrical standard for industrial machinery
Machine OEM interface specification (Fanuc, Siemens, Mazak control protocols)
Technical Specifications

Technical Specifications

Recommended specifications for titanium bar feeding systems:

Parameter Specification
Bar Diameter Range Ø3–65 mm
Bar Length 3.0–3.7 m (magazine type)
Bar Stock Type Round + hexagonal + square
Magazine Capacity 12–20 bars
Feed Speed High-speed with anti-vibration guide channel
Remnant Length 100–150 mm (short remnant)
Noise Level <65 dB (oil-bath or hydrodynamic)
Interface Full serial/Ethernet integration + remnant counter
Changeover Time <5 min (quick-change guide channels)
Power Requirement 3 kVA
Footprint (L×W×H) 4.5 × 0.7 × 1.3 m
Weight 600–1,000 kg
Operations & Capabilities

Operational Capabilities

Automatic bar feeders enable the following manufacturing capabilities:

Unattended lights-out production — continuous running through 2nd and 3rd shifts without operator presence
Automatic bar advancement — feeds new stock when previous bar is consumed
Remnant ejection — automatically ejects short bar ends and loads fresh bar stock
Mixed bar stock processing — feeds round, hexagonal, and square bar profiles as required
High-speed feeding — maintains feed rate synchronized with spindle acceleration for minimum cycle time
Serial/Ethernet CNC integration — bar feeder status and material tracking through machine control
Typical Products & Components

Typical Production Outputs

Automatic bar feeders are used to produce the following titanium components:

Small fasteners (M2-M6) — socket head cap screws, custom bolts, pins at 3,000-6,000 pcs/month per machine
Medium fasteners (M8-M12) — hex bolts, studs, special fasteners at 1,500-3,000 pcs/month per machine
Medical bone screws — M2-M6 threaded implants requiring precision turned features
Dental implant abutments — small-diameter precision components
Hydraulic fittings — JIC, SAE, and metric fittings from bar stock
Instrument components — cylindrical precision parts for various industries
Primary Industries

Primary Industries

Automatic bar feeders serve as critical production equipment across these industries:

Aerospace — Fastener production: bolts, screws, studs, rivets for airframe and engine assembly
Medical — Bone screw and dental implant manufacturing
Automotive — Precision turned components for engine and transmission systems
Oil & gas — Downhole tool components, fittings, and connector bodies
General manufacturing — High-volume production of precision turned parts from bar stock
Alternative & Complementary Options

Alternative Bar Feeding Solutions

Depending on bar diameter, length, and volume requirements, the following alternatives may be considered:

Short Bar Loader (1.0-1.5 m) — Lower cost for shorter bars; requires more frequent reloading; suitable for prototype or low-volume work
Magazine Bar Feeder (3.0-3.7 m) — Recommended for production volumes; holds 12-20 bars for extended unattended operation
Spindle-Mounted Bar Puller — Lowest cost option; manual bar loading; operator-dependent; not suitable for lights-out production
Multi-Spindle Automatic with Integrated Bar Feed — Higher throughput for very high volumes; significantly higher CAPEX

Need a Automatic Bar Feeder for Your Project?

Contact our engineering team today for a free consultation and competitive quote.

About Boze Titanium Manufacturing Center

One Metal. One Focus. Infinite Precision.

Founded in 2011 in Baoji's Titanium Valley, BOZE Metal is dedicated exclusively to titanium — from raw material to precision engineering. AS9100D, ISO 13485 & ISO 9001 certified with 500+ clients across Aerospace, Medical & Motorsport industries, we deliver end-to-end precision titanium CNC machining with full material traceability from source to component.

Boze CNC Ti is the dedicated titanium manufacturing center of Baoji Boze Metal Products Co., Ltd.

AS9100D ISO 13485 ISO 9001 500+ Clients 15+ Years OEM/ODM