{"id":3654,"date":"2026-06-16T16:13:09","date_gmt":"2026-06-16T16:13:09","guid":{"rendered":"https:\/\/yatomachine.com\/?p=3654"},"modified":"2026-06-16T16:13:13","modified_gmt":"2026-06-16T16:13:13","slug":"how-a-valve-processing-machine-improves-accuracy-and-productivity-yato-machine","status":"publish","type":"post","link":"https:\/\/yatomachine.com\/kk\/how-a-valve-processing-machine-improves-accuracy-and-productivity-yato-machine\/","title":{"rendered":"How a Valve Processing Machine Improves Accuracy and Productivity | YATO Machine"},"content":{"rendered":"<p class=\"wp-block-paragraph\">As 2026 begins, valve makers find a different world from that which existed even a scant ten years hence. Higher labor costs, dwindling lead times, shorter batches, and tighter dimensional requirements have made mere CNC machine tools inadequate to the task at hand.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Many of the world\u2019s valve factories still use separate CNC machining centers, lathes, drilling machines, and tapping machines in separate workstations. While this gives them some flexibility, it invites accumulated positioning errors, excessive work-in-process, repeated handlings, bottlenecks, and other problems.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A modern Valve Processing Machine homogenizes many different types of machining in a single production platform. Drilling, tapping, milling, boring, facing, threading and\/or chamfering, and machining special features may all be effected in a single coordinated cycle, increasing throughput consistency but reducing setup variation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Manufacturers of brass valves, ball- and water valves, plumbing fittings, and industrial control valves can find the difference in productivity to amount to hundreds of thousands of components per year with a dedicated valve production system versus standalone machining of the components.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>What Is a Valve Processing Machine?<\/strong><strong><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A Valve Processing Machine is a dedicated machining platform for valve components\u2014not just a general-purpose machine.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Common Configurations<\/strong><strong><\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Multi-Station Machine Tool<\/li>\n\n\n\n<li>Rotary Transfer Machine<\/li>\n\n\n\n<li>Rotary Indexing Machine<\/li>\n\n\n\n<li>Combined Machine Tool<\/li>\n\n\n\n<li>Dedicated Machining Machine<\/li>\n\n\n\n<li>Automatic Valve Processing Machine<\/li>\n\n\n\n<li>Valve Machining Center<\/li>\n\n\n\n<li>Special Purpose Machine Tool<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Unlike a traditional CNC Machining Machine that processes one part to completion, the valve production machine moves different machining operations to different stations.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It looks like this:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Station<\/strong><strong><\/strong><\/td><td><strong>Operation<\/strong><strong><\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">1<\/td><td>Loading<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">2<\/td><td>Face Milling<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">3<\/td><td>Cross Drilling<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">4<\/td><td>Thread Tapping<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">5<\/td><td>Port Machining<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">6<\/td><td>Deburring<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">7<\/td><td>Inspection<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">8<\/td><td>Unloading<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">When the rotary table indexes, all of the stations work on different workpieces at once. This increases spindle utilization many times and reduces time that the machine sits idle.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>The Accuracy Improvement Is More About Consistency Than Tolerance<\/strong><strong><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Some assume that a Valve Machining Machine makes up for productivity where a CNC machine improves accuracy. Actually, those aren\u2019t the primary benefits. Savvy manufacturing engineers find that it is often the other way around: benefit from consistently accurate manufacturing processes instead of improving tolerances.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Most problems in valve production are not due to lack of machine accuracy, but due to lack of consistency in accuracy between the processes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Take a typical brass valve body that needs machining on these features:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Port drilling<\/li>\n\n\n\n<li>Cross-hole drilling<\/li>\n\n\n\n<li>Thread tapping<\/li>\n\n\n\n<li>Seat machining<\/li>\n\n\n\n<li>Face machining<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Now use a separate machine for each of these. Add in all those changes in the work fixture detail, a shift of the datums from machine to machine, even a little operator influence, and then the error in positioning the workpiece on the next machine, and now even if every one of your (otherwise precision) machines is only <strong>0.01 mm<\/strong>, you have an increasing problem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With a dedicated Valve Manufacturing Machine, all of these critical operations are made relative and referenced from the same datum system.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>The Payoff Is Often:<\/strong><strong><\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Better concentricity<\/li>\n\n\n\n<li>Higher positional accuracy<\/li>\n\n\n\n<li>Less stable threading<\/li>\n\n\n\n<li>Better sealing<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Many manufacturers report a drop in rejection rates in the assembly process to the tune of <strong>30\u201360%<\/strong>&nbsp;once a switch is made from stand-alone CNC machining to integrated valve manufacturing.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Why Multi-Spindle Technology Makes a Difference in Economics<\/strong><strong><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Among the equipment manufacturers that are producing equipment for valve companies, the developments of the Multi-Spindle Head and Multi-Spindle Drilling Head are important.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Basic machining moves from:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Drill hole A<\/li>\n\n\n\n<li>Drill hole B<\/li>\n\n\n\n<li>Drill hole C<\/li>\n\n\n\n<li>Drill hole D<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Now, drill all of the holes at once.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This is simpler in broad terms than actually is the case in most shops, but you get the basic idea: for a common brass ball valve body that has four ports that need to be threaded, the time taken to machine the part drops from <strong>40\u201350 seconds<\/strong>&nbsp;to <strong>10\u201315 seconds<\/strong>, and it is not with this dropping of time that you gain that amount. You are not increasing spindle speed, after all.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This difference does matter. There are voodoo shops that try to speed the cycle by speeding the cut, or spindle if you will.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">But wise process engineers know that too much speed leads to phonograph things like:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tool wear<\/li>\n\n\n\n<li>Thermal change<\/li>\n\n\n\n<li>Effect to finish<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The bigger gains are made with the way you decide to use the machine, not the RPM of the spindle.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>How Rotary Transfer Machines Increase Throughput<\/strong><strong><\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Example: Producing Brass Ball Valves<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Let the requirement be:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>80,000 valve bodies monthly<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>CNC Time<\/strong><strong><\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cycle time 90 seconds<\/li>\n\n\n\n<li>Operators 4 to 6<\/li>\n\n\n\n<li>Multiple setups<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Rotary Transfer<\/strong><strong><\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cycle time 15 to 25 seconds<\/li>\n\n\n\n<li>Operators 1 to 2<\/li>\n\n\n\n<li>Integrated flow<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The productivity gain may be <strong>250% to 400%<\/strong>&nbsp;depending on the geometric nature of the part.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It may be more advantageous to actually put labor on parts in the rotary machine that there may not be enough of to do the other job.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This underlines why valve automation equipment has come to be regarded as a strategic investment all over Asia; as well as in Europe and North America.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Servo Rotary Tables &amp; CNC Rotary Tables Are Reshaping Flexible Manufacturing<\/strong><strong><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Previous generations of transfer machines were aimed largely at high volume production.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Their failing was flexibility.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Modern Servo Rotary Tables and CNC Rotary Tables have considerably multiplied the number of possibilities.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Their Advantages Include<\/strong><strong><\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Programmable Positioning<\/strong><strong><\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Different models of valve may be processed on the same machine.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Automatic Recipe Switching<\/strong><strong><\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">The machine production recipe may be automatically varied between batches.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Higher Indexing Precision<\/strong><strong><\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Repeatability of positioning regularly reaches:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u00b15\u201310 \u03bcm<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">depending on the machine configuration.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Less Setup Time<\/strong><strong><\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Changeovers that previously took several hours to complete may now frequently be accomplished in minutes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This factor is particularly relevant as many valve manufacturers now receive smaller orders for products that may vary widely in design.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Applications For Which Dedicated Valve Machines Provide The Highest ROI<\/strong><strong><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dedicated Valve Manufacturing Equipment provides the best return on investment where the manufacturer produces:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Brass Valve Bodies<\/strong><strong><\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ball valves<\/li>\n\n\n\n<li>Gate valves<\/li>\n\n\n\n<li>Check valves<\/li>\n\n\n\n<li>Angle valves<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Plumbing Components<\/strong><strong><\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Brass fittings<\/li>\n\n\n\n<li>Plumbing hardware<\/li>\n\n\n\n<li>Water distribution fittings<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Industrial Valve Components<\/strong><strong><\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Control valves<\/li>\n\n\n\n<li>Hydraulic valves<\/li>\n\n\n\n<li>Pneumatic valves<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>High-Volume Precision Components<\/strong><strong><\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Repetitive cutting operations<\/li>\n\n\n\n<li>Stable part families<\/li>\n\n\n\n<li>High annual volume<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">These operations lend themselves best to multi-station production architectures.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Applications Where A Valve Processing Machine Is No More Desirable<\/strong><strong><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">For applications \/ working environments with:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Very low production volumes<\/li>\n\n\n\n<li>Frequent design rotations<\/li>\n\n\n\n<li>Prototype applications<\/li>\n\n\n\n<li>Complex 5 axis\/zero degree geometries<\/li>\n\n\n\n<li>Large custom engineered valve bodies<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">For the above working environments, some form of flexible CNC machining center is often the better bet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Indeed, one of the most common faults made by naive manufacturers is to assume (often from blindly \u2018investing\u2019 in CNC principally!), that automation equates to cost reductions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With low annual production volumes, there may simply not be enough utilization.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In short, plant selection should ever be governed directly by:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Annual production volumes<\/li>\n\n\n\n<li>Families around \/ related to the one actually being machined<\/li>\n\n\n\n<li>Process repeatability<\/li>\n\n\n\n<li>Expected utilization of the actual item \/ piece of kit<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">And not automations \u201clevel\u201d.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Lead times\/planning intervals etc is a matter of reducing the trial\/learning phases of manufacture.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>How Do The Leading Manufacturers Of Valves Assess New Production Plant\/Installation?<\/strong><strong><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">One practical approach is based on 5 parameters:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Cycle-Time Improvement<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Measure actual production achieved per hour.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. First-Pass Yield<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The measure of quality (i.e. scrappage factor with no \u201cfixing\u201d process to re-affect quality).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. Labor Efficiency<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ratio of parts produced for each operator used.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. Tool Life Stability<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Overall tooling used over a period of time i.e. do you know how many component per tooling \u201ccutting tool\u201d?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>5. Retumed Cost<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Based on actual key unit production in any given time.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Manufacturers of the machine tool itself have overemphasised this latter factor and given little thought to overall effect on running costs of actual plant.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">More utilization is produced by the plant producing the new top of the range machine in the first place.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>In Short, How Does Yato Actually Do It?<\/strong><strong><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Yato happens to manufacture and supply its own in-house Valve Manufacturing Machines, Valve Production Equipment and Rotary transfer machines, and Multi-Station Machine Tools, Servo Rotary Tables, Multi-spindle Heads and also Custom made valve manufacturing tec.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">However, when Yato come to actually system-design integrated valve manufacturing machines, it is the whole process of valve manufacture that need to be considered, not just the machine.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Yato engineering teams comprise all engineers with the appropriate software knowledge and experience, be they their customer\u2019s own production staff or Yato\u2019s in-house people, and work with the production environment in the factory, the details of valve geometry, actual volume production per year \/ weeks, specific characteristics of the material to be machined, tooling strategy (and telemechanics).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Typical components being valves of brass, ball valves, plumbing valves etc etc, Yato engineers design and manufacture producing various applications of what we call their \u201clayouts by no means and only that of valve elements for manufacturing purposes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">However, the use of dedicated \u2018puppy\u2019 machining units, CNC controlled rotary type systems, automatic loading system controls etc along with multi-spindle techniques along such lines typically where \u201cno more valve plants options.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A more of the outputper unit time per unit used in ideal and programmable receiving area seems as Yato are achieving in output of the whole machining line.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>The Shape of Accompanying of Valve Manufacturing Machine Technology in 2026 and Beyond<\/strong><strong><\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Intelligently Driven Process Monitoring<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Intelligently driven process monitoring of the spindle load and tool wear will make for a novel break out altogether with demonstrating system.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Adaptive Machining Control<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Adaptive machining\u2019 control will ensure that there is automatic optimization of parameter setting (closing up for scarifying and radiant swept from further away sections coming closer to device jedge.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Digital Twin Production Systems<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Digital twin production systems with the computer can ensure a virtual validation beforehand in the job-compagnossa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Flexible Transfer Machines<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Flexibly integrated transfer machines for valves will combine the best of dedicated and CNC technology, in incentives systems of type functions integrated into multi-spindle heads and with axes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Integrated Inspection Systems<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">100% automation of monitoring for dimensional conformance and high energy utilization in the whole effective and valid equipment.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The factories that are competitive seem no longer actually more and by produces-operative, are really no less.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To use disparatamente equipment that has a higher degree of related levels, lower torch shoulders, and degrees of forms overall patch drilled divisible quality injections.The shaping of the Valve Processing Machine is such that in its appearance and Advantageous in economical manufacture, is perhaps becoming defiantly obvious.<\/p>","protected":false},"excerpt":{"rendered":"<p>As 2026 begins, valve makers find a different world from that which existed even a scant ten years hence. Higher labor costs, dwindling lead times, shorter batches, and tighter dimensional requirements have made mere CNC machine tools inadequate to the task at hand. Many of the world\u2019s valve factories still use separate CNC machining centers, lathes, drilling machines, and tapping machines in separate workstations. While this gives them some flexibility, it invites accumulated positioning errors, excessive work-in-process, repeated handlings, bottlenecks, and other problems. A modern Valve Processing Machine homogenizes many different types of machining in a single production platform. Drilling, tapping, milling, boring, facing, threading and\/or chamfering, and machining special features may all be effected in a single coordinated cycle, increasing throughput consistency but reducing setup variation. Manufacturers of brass valves, ball- and water valves, plumbing fittings, and industrial control valves can find the difference in productivity to amount to hundreds of thousands of components per year with a dedicated valve production system versus standalone machining of the components. What Is a Valve Processing Machine? A Valve Processing Machine is a dedicated machining platform for valve components\u2014not just a general-purpose machine. Common Configurations Unlike a traditional CNC Machining Machine that processes one part to completion, the valve production machine moves different machining operations to different stations. It looks like this: Station Operation 1 Loading 2 Face Milling 3 Cross Drilling 4 Thread Tapping 5 Port Machining 6 Deburring 7 Inspection 8 Unloading When the rotary table indexes, all of the stations work on different workpieces at once. This increases spindle utilization many times and reduces time that the machine sits idle. The Accuracy Improvement Is More About Consistency Than Tolerance Some assume that a Valve Machining Machine makes up for productivity where a CNC machine improves accuracy. Actually, those aren\u2019t the primary benefits. Savvy manufacturing engineers find that it is often the other way around: benefit from consistently accurate manufacturing processes instead of improving tolerances. Most problems in valve production are not due to lack of machine accuracy, but due to lack of consistency in accuracy between the processes. Take a typical brass valve body that needs machining on these features: Now use a separate machine for each of these. Add in all those changes in the work fixture detail, a shift of the datums from machine to machine, even a little operator influence, and then the error in positioning the workpiece on the next machine, and now even if every one of your (otherwise precision) machines is only 0.01 mm, you have an increasing problem. With a dedicated Valve Manufacturing Machine, all of these critical operations are made relative and referenced from the same datum system. The Payoff Is Often: Many manufacturers report a drop in rejection rates in the assembly process to the tune of 30\u201360%&nbsp;once a switch is made from stand-alone CNC machining to integrated valve manufacturing. Why Multi-Spindle Technology Makes a Difference in Economics Among the equipment manufacturers that are producing equipment for valve companies, the developments of the Multi-Spindle Head and Multi-Spindle Drilling Head are important. Basic machining moves from: Now, drill all of the holes at once. This is simpler in broad terms than actually is the case in most shops, but you get the basic idea: for a common brass ball valve body that has four ports that need to be threaded, the time taken to machine the part drops from 40\u201350 seconds&nbsp;to 10\u201315 seconds, and it is not with this dropping of time that you gain that amount. You are not increasing spindle speed, after all. This difference does matter. There are voodoo shops that try to speed the cycle by speeding the cut, or spindle if you will. But wise process engineers know that too much speed leads to phonograph things like: The bigger gains are made with the way you decide to use the machine, not the RPM of the spindle. How Rotary Transfer Machines Increase Throughput Example: Producing Brass Ball Valves Let the requirement be: 80,000 valve bodies monthly CNC Time Rotary Transfer The productivity gain may be 250% to 400%&nbsp;depending on the geometric nature of the part. It may be more advantageous to actually put labor on parts in the rotary machine that there may not be enough of to do the other job. This underlines why valve automation equipment has come to be regarded as a strategic investment all over Asia; as well as in Europe and North America. Servo Rotary Tables &amp; CNC Rotary Tables Are Reshaping Flexible Manufacturing Previous generations of transfer machines were aimed largely at high volume production. Their failing was flexibility. Modern Servo Rotary Tables and CNC Rotary Tables have considerably multiplied the number of possibilities. Their Advantages Include Programmable Positioning Different models of valve may be processed on the same machine. Automatic Recipe Switching The machine production recipe may be automatically varied between batches. Higher Indexing Precision Repeatability of positioning regularly reaches: \u00b15\u201310 \u03bcm depending on the machine configuration. Less Setup Time Changeovers that previously took several hours to complete may now frequently be accomplished in minutes. This factor is particularly relevant as many valve manufacturers now receive smaller orders for products that may vary widely in design. Applications For Which Dedicated Valve Machines Provide The Highest ROI Dedicated Valve Manufacturing Equipment provides the best return on investment where the manufacturer produces: Brass Valve Bodies Plumbing Components Industrial Valve Components High-Volume Precision Components These operations lend themselves best to multi-station production architectures. Applications Where A Valve Processing Machine Is No More Desirable For applications \/ working environments with: For the above working environments, some form of flexible CNC machining center is often the better bet. Indeed, one of the most common faults made by naive manufacturers is to assume (often from blindly \u2018investing\u2019 in CNC principally!), that automation equates to cost reductions. With low annual production volumes, there may simply not be enough utilization. In short, plant selection should ever be governed directly by: And not automations \u201clevel\u201d. 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