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Advanced Motion Controls Announces Analog Servo Drives

(Drives/Motors)

June 08, 2013, ... DIP Switch selectable settings allow fine-tuning to match motor and machine dynamics without having to change components on the board. Included are 17 current loop integrator gain settings, 32 current ...

Webex Carbon Fiber Rolls Have Custom Finishes

(News | New Products)

June 05, 2013, ... in. as needed. This “sacrificial layer” allows the roll to be machined with grooves or other surface modifications to exacting tolerances, like a steel or aluminum roll, without affecting the structural ...

CEMSA & OMET Choose Martin Automatic on New Cup Press

(Carton Box News)

April 29, 2013, ... die-cutting station, and a delivery conveyor, has been specified with a Martin Automatic MBX butt splicer to allow continuous running. According to Carlos Alfredo Rivera, who provides technical assistance ...

Maxson Upgrades Design of Rotary Cutters

(News | New Products)

March 18, 2013, Dancer roll design reportedly allows rotary cutter to maintain sheet length accurately at high speeds   WESTERLY, RI | Maxson Automatic Machinery Co. has incorporated a dancer roll design into the ...

Winding Technology | Now Directly in the Drive

(Controls)

September 19, 2012, ... tasks. As a consequence, engineering resources are available for other tasks. Additionally, a control system with a lower performance and price point can be used. In any case, a high proportion of the ...

Montalvo Single-Disc Brake Suited for Printing

(Controls)

June 05, 2012, The CS-Series brake from Montalvo Corp. is recommended for printing applications, including narrow web, and offers high capacity and low inertia   GORHAM, ME | The Montalvo Corp. has developed a ...

WHQuiz Answer #8 - Nipped Driven Rollers

(Web Handling)

February 22, 2012, ... taken to ensure that coefficient of friction measured in low speed testing is not lost at high speed and low tension due to air lubrication.    More on this topic was covered in this archived Web Lines ...

Web Handling: Top 7 Causes of Wrinkles

(Web Handling)

October 09, 2011, ... on one side of the car than the other, so the car turns naturally inward on the oval track. Likewise, the web will “turn” if the roll is bigger on one side than the other. When the web contacts the following ...

Tubing for Idlers

(Web Handling)

June 30, 2011, WINertia aluminum tubing is designed, engineered, and patented for idlers. Design is said to allow smoother, higher-speed operation. Company can install WINertia aluminum tubing is designed, engineered, ...

Web Lines: Displacement vs Steering | Battle of the Web Guides

(Web Guiding)

May 31, 2011, ...  Both of these famous guides have a long history of being the “right” guide for intermediate corrections of lateral web position. These two mighty guides long ago dismissed the slow, wanna-be end-pivoting ...

Laser Levels Playing Field

(Die-Cutting)

May 31, 2011, ... of digital finishing machines is doing just that, thanks to the availability of compact, sealed lasers at the kilowatt power level. Digital Printing-Flexibility To Maximize Visual Impact Ideally, ...

Web Lines: Would You Like Nips with That?

(Winding Unwinding Rewinding)

March 31, 2011, ... section of your process with the important job of controlling line speed. Beside the lead section, all the other driven points of your process are follower pull rollers in charge of local process tension ...

Servomotors Are Long Lasting

(Controls)

July 31, 2010, ... life, servomotors also feature the Drive-Cliq serial bus and electronic nameplate recognition, allowing virtual plug-n-play operation when paired to the company's S drive platform. Siemens Industry ...

Web Lines: Are You Getting the Shaft?

(Winding Unwinding Rewinding)

June 30, 2010, ... from below by a non-deflecting support roller or rollers, such as two-drum surface winders. Since the shaft can support rolls of various widths, the rewind arms do not need to be laterally adjustable, ...

Web Lines: What Is a Tension Zone & How Many Are Needed?

(Editorial)

December 31, 2009, ... devices typically include motors, clutches, and brakes. To count the number of tension zones in your process, start at the unwind. Follow the web path through the system, and count the number of times ...

What Is the Right Tension?

(Web Lines)

November 30, 2009, ... point in brittle webs) of your product. Define this “bad” tension in PLI/product, psi, or strain, and stay below it. Most tensile-elongation tests are completed under reasonably controlled temperature ...

Board Sheeter Is for High Production

(News Eclips)

October 13, 2009, ... a dual knife rotary sheeter equipped with productivity enhancement features for converters and printers of board grades. Has low inertia knife cylinders that allow high speed on short cutoffs, yet permits ...

Time for Unwinding Upgrade?

(Archive)

August 31, 2009, ... an unwinding roll is small and speeds are slow, you may not notice the tension upsets that occur during acceleration and deceleration, but when was the last time your customer asked for smaller rolls and ...

Stress & Strain

(Archive)

May 31, 2009, ... baggy webs in and out of slitting where knowledge eliminates waste. Tension is the first line of defense against bagginess. A baggy web under no or low tension will show its crossweb length variations ...

WEB EXCLUSIVE: Tension Control: Dancer Systems Defined

(Archive)

April 15, 2009, ... with tension control systems is working with closed loop dancers. While dancers are a seemingly simple mechanism, there are complexities below the surface that can impact system performance significantly. ...