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2 Roll Thread Rolling Machine-Solid Bar
PM-75VS-L
PM-75VS-L + PLC +HMI
PM-120VS-6M Auto (6M Loader + Motorized Auto Feed + 6M Unloader)
PM-120VS-HS
PM-120VS
Heavy Duty High Speed Gear Box
PM-75VS-L Worm Rolling Device
Sample of Rolled Splines
Sample of Worm Shafts made by PM-75VS-L
Product Name
Hydraulic Thru-feed & Infeed Thread Rolling Machine-Heavy Duty
Model
PM-75VS-L / PM-120VS-L
 

Heavy Duty Thread Rolling Machine Series

Industrial Heavy Duty Thread Rolling Machines for High-Force Cold Forming

The PMC Heavy Duty Thread Rolling Machine Series is designed for high-force cold thread rolling and cylindrical component forming in demanding industrial production environments.

These heavy duty thread rolling machines provide strong structural rigidity, stable torque transmission, and consistent thread rolling performance for large workpieces and heavy-load applications.

Featuring a movable head and fixed head configuration, the machine supports both in-feed (plunge) thread rolling and thru-feed thread rolling, allowing flexible production for various industrial threading requirements.

The machines are suitable for producing threads based on major international standards including ISO, ACME, TPN, worm screws, and other specialized thread forms.


Rigid Machine Construction for Heavy-Duty Operation

The PMC industrial thread rolling machine is engineered for stable performance under high rolling loads.

Key structural features include:

• Reinforced slideways for improved machine rigidity
• Heavy-duty spindle support housings to reduce deflection
• Movable front spindle support housing for additional workpiece stability
• Front-position operator access for easier machine adjustment and monitoring

This robust machine structure helps maintain stable forming pressure and consistent thread quality during heavy-duty rolling operations.


PLC-Controlled Thread Rolling System

The Heavy Duty Thread Rolling Machine Series can be equipped with a PLC control system that supports controlled and repeatable thread rolling cycles.

Standard operational features include:

• Preselector time control for automatic rolling cycles
• Roll slide positive stop mechanism
• Automatic lubrication system

These functions support stable production conditions and help maintain consistent thread rolling performance during continuous manufacturing.


High-Speed Production Model – PM-120VS

The PM-120VS Heavy Duty Thread Rolling Machine is equipped with a high-speed gearbox that provides two spindle speed ranges.

This configuration allows the machine to support efficient production of all-thread bars and long threaded components, helping manufacturers increase production capacity while maintaining consistent thread forming conditions.


Wide Range of Thread Rolling Applications

The PMC Heavy Duty Thread Rolling Machine Series supports a variety of industrial thread and profile rolling applications, including:

• Trapezoidal (TR) threads
• DIN 405 knuckle threads
• Worm screws
• Ball screw profiles
• Spline rolling
• Heavy-duty tie rods
• Diamond knurling
• Straight knurling

These capabilities make the machine suitable for industries such as automotive manufacturing, construction hardware production, fastener manufacturing, and heavy mechanical component production.


Custom Automation and Feeding System Integration

All PMC heavy duty thread rolling machines can be integrated with customized automatic feeding and receiving systems.

These automation solutions allow manufacturers to upgrade from standalone machines to semi-automatic or fully automated thread rolling production lines.

Automation systems can be designed according to:

• Production volume requirements
• Workpiece specifications
• Factory layout conditions
• Investment budget

From simple loading devices to complete automatic feeding and unloading systems, PMC provides practical automation solutions that improve production efficiency and reduce manual handling.


Designed for Industrial Manufacturing

As a Taiwan-based thread rolling machine manufacturer, PMC focuses on machine rigidity, stable forming pressure, and long-term operational reliability.

The Heavy Duty Thread Rolling Machine Series provides a durable and adaptable solution for manufacturers requiring reliable industrial cold thread rolling performance in demanding production environments.

  

SPECIFICATION
PM-75VS-L
PM-120VS
PM-120VS-HS PM-120VS-TWIN
Capacity
Outside Dia. (threaded)
5 ~ 80mm
6 ~ 120mm6 ~ 60mm (HS)
6 ~ 120mm
Thread Pitch Range
1~10 P  24~2.5 TPI 1~12 P  24~2 TPI1~8 P  24~3 TPI
1~12 P  24~2 TPI
Max. In-Feed Thread Length
230mm 260mm260mm150+150=300mm
(double producivity)
Max. Thru-Feed Thread Length
free for extension
In-Feed only
Rolling Dies
Max. Outside Dia.
220mm 240mm240mm240mm
Bore Dia.
85mm (standard) or 80mm (option)
Max. Width
230mm 260mm260mm150+150=300mm
Variable Spindle Speeds
0 ~ 90 RPM
 0 ~ 90 RPM
0 ~ 200 RPM0 ~ 90 RPM
Die-Spindle Dia. (2pcs roller spindle)
85mm (standard) or 80mm (option)85mm (S) or 80mm (O) x 4pc
rolling dies
Max. Inclination of AII-2-Spindles
From 0° up to 10°(for Thru-Feed)
In-Feed only
Distance between 2 die-spindle centers
220 ~ 340mm 240 ~ 400mm240 ~ 400mm240 ~ 400mm
Height from table surface to spindle center
300mm 325mm325mm 325mm
Max. Rolling Pressure
60 ton 75 tonHigh speed gearbox
 75 ton
Motors     Die-Spindle Main Drive
25 HP 30 HP30 HP30 HP 
Variable Speeds Drive
30 HP Inverter
40 HP Inverter
40 HP Inverter
40 HP Inverter
Hydraulic Motor
15 HP 20 HP20 HP
 20 HP
Coolant System
1/2 HP 1/2 HP1/2 HP
 1/2 HP
Net weight (approx.)
5750 kg 6600 kg6600 kg
6800 kg
Gross weight (approx.)
6050 kg 6900 kg6900 kg
7100 kg
Dimension (L x W x H)
230 x 206 x 206cm 260 x 212 x 208cm260 x 212 x 208cm
260 x 224 x 208cm
Shipping dimension (L x W x H)
252 x 226 x 228cm 282 x 230 x 228cm282 x 230 x 228cm
282 x 230 x 228cm

 

(S): STANDARD;  (O): OPTION

* All models available with Automation Linkage (magazine loader + auto feed + unloader). 
* Design and technical data are subject to continuously improve and modify without notice.

 






Head office:No. 156, Chengteh Rd., Sec. 3, Taipei City, Taiwan 10363
TEL:886-2-2585-6718  |  FAX:886-2-2597-0828, 2597-7228  | Email:pmcmac@ms24.hinet.net
Website: www.powerchannel.com.tw  |  www.pmc1976.com