Machine-Initiated CNC Program Requests and Pull Delivery

Eliminate shop floor travel and prevent costly machining errors with machine-initiated CNC program requests. By utilizing automated pull-based delivery, CNC operators request and receive verified, engineering-approved files directly at machine tool controls without manual PC interaction. Discover how modern shop automation maximizes spindle uptime, preserves data integrity, protects equipment, and creates a safer, highly productive manufacturing environment for your facility.

CNC machinist operating a machine tool control running pull-based program delivery

Our CNC Communication Services

Comprehensive shop-floor automation and DNC software solutions designed to streamline program transfer and maximize machine tool utilization.

Machine Link™ QUICK Serve

Automate shop-floor file transfers by continuously scanning machine tools for remote requests and immediately returning the latest engineering-approved programs without requiring operators to leave their workstations.

Machine Link™ QUICK PLUS

Remotely service and simultaneously monitor up to 20 CNC machine tools from a single centralized computer system, keeping engineering in full control of shop-floor program changes.

Machine Link™ QUICK PRO

Simultaneously monitor and service up to 64 CNC machine tools from one workstation, eliminating floor transit time and supporting text or email file dispatch requests.

Machine Link™ Standard

Reliable RS-232 serial file transfer software that enables machinists to edit, print, upload, and download CNC program files with real-time transfer status and direct-from-disk streaming.

Machine Link™ PLUS

Expand shop communication capabilities with support for six simultaneous CNC machine sessions from a single computer, facilitating parallel file transfers and drip feeds across multiple machines.

PDA-DNC™ Mobile Transfer

Mobile CNC program transfer software running on Pocket PC devices, supporting ASCII, ISO, and EIA character sets with drip feed capabilities for shop-wide machine controls.

CNC control screen displaying program request sequence

Our 4-Step Pull-Based Delivery Process

Operator Initiates Request at CNC Control

The machinist embeds simple keywords into a program request file directly from the machine tool control interface, avoiding the need to leave the machine or touch a central shop PC.

Automated Server Scans and Receives Request

Server Verifies Engineering-Approved Program

Direct File Transmission Back to Machine

Trusted By Manufacturers

Proven Shop-Floor Performance

See how manufacturing facilities improve spindle utilization and eliminate scrap through automated pull-based program delivery.

"Machine Link™ has significantly improved our productivity. We are now spending seconds doing what took us about thirty minutes before, since we had to manually enter each program. Plus, Machine Link™ is so easy to use that anybody in the shop can use it with minimal training."

Greg Scheldberg

"Machine Link™ really works well. We use its 'Search and Replace' capabilities virtually everyday. We can download a program from the control, make some quick changes, then send it right back."

Royce Burton
The Controlink Advantage

Why Choose Controlink Systems LLC?

Reliable shop-floor software solutions backed by decades of hands-on machining and engineering expertise.

Machining Heritage

Developed by machining professionals who understand practical shop-floor workflows and communication demands.

Automated Pull Architecture

Operators pull engineering-approved programs directly from machine controls, drastically reducing scrap and revision errors.

Scalable Multi-Machine Support

Simultaneously service up to 64 CNC machines from a single centralized workstation without bottlenecking.

Comprehensive Protocol Integration

Proven connectivity interfacing with legacy and modern controls via serial, Modbus, and industrial protocols.

Meet Controlink Systems LLC

Engineering and shop-floor automation experts serving American manufacturers.

Controlink Systems LLC has been developing software solutions and products for high-speed process monitoring, control, end-of-line testing, CNC/DNC communications, and shop-floor automation since 1998. As a member of the NI Partner Network since 2000, we specialize in linking systems together to solve complex manufacturing challenges. Our software solutions run continuously in rigorous shop environments across research laboratories, aerospace facilities, and precision machine shops. We develop user-friendly interfaces that reduce training costs, enhance operator safety, and improve overall productivity. Combining practical machining expertise with industrial communication engineering, we ensure production facilities operate with the latest approved programs, minimal downtime, and optimal machine utilization.

ExperienceOver 25 years in business
Partner NetworkNI Partner Network member since 2000
CapacitySupports up to 64 machines simultaneously

Frequently Asked Questions

What is pull-based CNC program delivery and how does it work?

Pull-based delivery is a communication method where the machine operator initiates program requests directly from the CNC control using simple embedded keywords. The Machine Link software continuously scans the communication port, detects the request, and immediately serves the engineering-approved file back to the machine. This eliminates the need for operators to walk across the shop floor to a central computer.

Why is pull-based program delivery safer than push delivery?

Can Machine Link QUICK Serve work with older CNC controls?

How many CNC machines can be monitored simultaneously?

What happens when an operator makes edits at the machine control?

Is there a replacement plan if our shop computer fails?

Can we evaluate Machine Link QUICK Serve before purchasing?

Does the software support remote requests via text or email?

Have Questions About CNC Communications?

Speak with our software engineers to find the ideal DNC setup for your shop floor.

Industry Recognition

Awards and Recognition

NI Partner Network member credential emblem

NI Partner Network Member

Member of the NI Partner Network since 2000.

Timken Company technology recognition emblem

Timken Company Innovation Recognition

Published recognition for innovative DNC software technology.

Transform Your Shop Floor With Pull-Based CNC Delivery

Contact our engineering team to schedule your 45-day evaluation or discuss custom DNC communication requirements.

Contact Us Today

For immediate assistance, feel free to give us a direct call at (800) 838 3479. You can also send us a quick email at support@controlinksystems.com.