Rebar Upsetting Machine

How does a rebar upsetting machine improve the quality and strength of rebar connections? In construction projects, the quality of rebar connections directly determines the structural safety and durability. A rebar upsetting machine enlarges the diameter of the rebar end by 3–5 mm through hydraulic cold forging, increasing the load-bearing area of the connection section. After upsetting, the rebar is processed with a threading machine and used with a straight-thread coupler. This method not only ensures the tensile strength of the joint exceeds that of the base material but also avoids damage to the rebar’s properties caused by heat processing. Compared to welding or lap splicing, mechanical upsetting connections are faster, more stable in quality, and more environmentally friendly. Contact us！【WhatsApp/WeChat/Phone】+86 13837122632

Get a Free Quote

Key Advantages of Using a Rebar Cold Forging Machine

Higher connection strength than the base material – Meets the requirements of high-strength engineering.

Stable and reliable performance – Cold forging technology avoids the heat-affected zone.

High processing efficiency – Upsetting and threading can be completed quickly.

Wide application range – Suitable for bridges, high-speed railways, subways, tunnels, and high-rise buildings.

Single-Cylinder vs. Double-Cylinder Rebar Upsetting Machine – A Buyer’s Guide

Single-Cylinder Rebar Forging Machine Specifications

Ideal for small to medium-sized construction projects, featuring a compact size, easy operation, and high mobility.

Hydraulic Double-Cylinder Rebar Forging Machine Specifications

Offers greater power and a larger processing range, making it suitable for large-scale projects and high-intensity construction sites.

Get a Free Quote

Structure and Working Principle of a Rebar Upsetting Machine

A rebar upsetting machine consists of a frame, clamping tongs, guide rails, sliding plate, cycloidal gear reducer, rib stripping and rolling head, feeding mechanism, automatic opening and closing mechanism, stroke limit system, cooling system, and an electric control box. During operation, the hydraulic system pushes the rebar end into the mold for cold forging to enlarge the diameter, followed by threading to ensure accurate dimensions and consistent quality.

Why Large-Scale Projects Must Use a Rebar Cold Forging Machine

No welding heat effect, preserving the original rebar properties.

Excellent seismic performance, with uniform force distribution at joints.

Lower worker skill requirements, with a short training cycle.

Environmentally friendly and energy-saving, with no welding fumes and low energy consumption.

Get a Free Quote

Application Fields– From High-Rises to Tunnels

High-rise buildings and seismic-resistant structures

Bridges and overpasses with high-strength requirements

Subways and tunnels with limited construction space

High-speed railways and highway infrastructure

YG Machinery–A Brand You Can Trust

As a professional supplier of rebar processing equipment, YG Machinery offers a wide range of high-performance rebar cold forging machine models, all manufactured under strict quality control, with stable operation and complete after-sales service. YG Machinery has served multiple national key projects, making it a reliable partner for your construction needs. In addition, YG Machinery also provides high-quality threading machines, pipe bending machines, chain link fence machines, and rebar straightening and cutting machines.Contact us now!【WhatsApp/WeChat/Phone】+86 13837122632