{"id":29907,"date":"2025-07-25T21:27:05","date_gmt":"2025-07-25T12:27:05","guid":{"rendered":"https:\/\/de.meviy.misumi-ec.com\/info\/?p=29907"},"modified":"2025-07-25T21:29:39","modified_gmt":"2025-07-25T12:29:39","slug":"mechanische-grundmechanismen-verstehen-typen-und-funktionsweisen","status":"publish","type":"post","link":"https:\/\/de.meviy.misumi-ec.com\/info\/de\/blog-de-c\/news-de-c\/29907\/","title":{"rendered":"Mechanische Grundmechanismen verstehen \u2013 Typen und Funktionsweisen"},"content":{"rendered":"\t\t
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In the world of mechanical design and automation, understanding mechanical mechanisms is fundamental to building efficient, reliable machines. Whether you\u2019re developing pick-and-place units or designing complex industrial systems, selecting the right motion conversion method can make all the difference in performance, cost, and durability. In this article, we step back from the specifics of component design and focus instead on core mechanical mechanisms that power machines across industries\u2014from motion control and indexing to force transmission and synchronised movement. Rather than cover everything in one go, we\u2019ll explore essential examples that show how these mechanisms work and why they matter.<\/span><\/p>\n

What Are Mechanical Mechanisms?<\/span><\/h2>\n

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Mechanical mechanisms are systems or assemblies that convert motion or transmit force in a controlled and repeatable way. They form the basis of motion in all types of mechanical equipment, whether it’s turning rotary motion into linear displacement or converting continuous motion into intermittent steps. Mechanisms can include cams, linkages, gears, screws, and other components that define how energy is transferred and movement is executed. Mastering the use of these mechanisms enables engineers to design drawings<\/a> for machines that are more precise, energy-efficient, and optimised for a wide variety of applications.<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Types of Mechanical Mechanisms<\/span><\/h2>\n

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There are two drive sources for mechanical mechanisms, rotary and linear. Based on the motion of the power source and how it\u2019s converted, we can categorise common mechanisms as follows. Each has its own strengths and weaknesses.<\/span><\/p>\n

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Table: Categories of Mechanical Mechanisms<\/strong><\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Drive Source<\/span><\/th>\nNo.<\/span><\/th>\nMotion Type<\/span><\/th>\nConversion Mechanism<\/span><\/th>\nExample<\/span><\/th>\n<\/tr>\n<\/thead>\n
Rotary<\/span><\/td>\n1<\/span><\/td>\nLinear<\/span><\/td>\nBall Screw<\/span>\nTiming Belt<\/span>\nRack & Pinion<\/span><\/td>\nSingle-axis actuator<\/span><\/td>\n<\/tr>\n
2<\/span><\/td>\nIntermittent<\/span><\/td>\nCam<\/span>\nGeneva Mechanism<\/span><\/td>\nIndexing device<\/span><\/td>\n<\/tr>\n
3<\/span><\/td>\nReciprocating<\/span><\/td>\nMechanical Cam<\/span>\nElectronic Cam<\/span>\nLink<\/span>\nScrew (lead or ball)<\/span><\/td>\nServo motor, Wiper,<\/span>\nTable lifter, Scissor jack,<\/span>\nShift pedal<\/span><\/td>\n<\/tr>\n
4<\/span><\/td>\nSynchronous<\/span><\/td>\nLine Shaft<\/span><\/td>\nConveyor, packing equipment<\/span><\/td>\n<\/tr>\n
5<\/span><\/td>\nForce Boost<\/span><\/td>\nPulley<\/span><\/td>\nCrane<\/span><\/td>\n<\/tr>\n
6<\/span><\/td>\nRotation Hold<\/span><\/td>\nFlywheel<\/span><\/td>\nEngine, toy, sewing machine<\/span><\/td>\n<\/tr>\n
Linear<\/span><\/td>\n7<\/span><\/td>\nRotary<\/span><\/td>\nSlider Crank<\/span>\nRotary Actuator<\/span><\/td>\nReciprocating engine<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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1.\u00a0\u00a0\u00a0\u00a0\u00a0 Converting Rotary Motion to Linear Motion<\/span><\/h2>\n

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This is one of the most commonly used conversions in automation design. The rotary motion from a servo motor or stepper motor is converted into linear motion using ball screws, timing belts, or rack-and-pinion systems.<\/span><\/p>\n

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Comparison of Linear Motion Conversion Mechanisms<\/strong><\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Mechanism<\/span><\/th>\nAdvantages<\/span><\/th>\nDisadvantages<\/span><\/th>\n<\/tr>\n<\/thead>\n
Ball Screw<\/span><\/td>\n– High positional accuracy<\/span>
– High speed and high acceleration possible<\/span><\/td>\n		– Not ideal for long strokes<\/span>
– Noisy (ball rolling sound)<\/span>
– Expensive<\/span><\/td>\n<\/tr>\n
Timing Belt<\/span><\/td>\n– High-speed transport<\/span>
– Supports long strokes<\/span>
– Low noise, low cost<\/span>
– No lubrication needed<\/span><\/td>\n		– Lower accuracy depending on tooth profile<\/span>
– Not suitable for high acceleration (belt stretch)<\/span><\/td>\n<\/tr>\n
Rack & Pinion<\/span><\/td>\n– High speed<\/span>
– Long stroke capability<\/span>
– Supports high acceleration and deceleration<\/span><\/td>\n		– Requires lubrication<\/span>
– Noisy<\/span>
– Generates wear particles<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Note: Motor mounting orientation differs between ball screw and timing belt actuators, so this must be considered during design. Linear servo actuators are also gaining popularity. They offer high precision, low noise, and high speed but are more expensive and reliant on rare earth magnets for the stator.<\/span><\/p>\n

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See below for the general guidelines for mechanism selection:<\/span><\/p>\n

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