jbj Techniques Limited ads

The torque is right. The ratio is right. Is the gearbox right? Selecting a planetary gearbox means looking into more than those two figures. Duty cycle, operating conditions, shaft loads and mounting arrangements all influence whether the choice will suit the application. Our planetary gearbox selection process explains the considerations behind that decision, helping you understand what needs checking and why. Explore the selection process: https://lnkd.in/eMzNpBdk Have an application in mind? Talk to us about the requirements behind it. jbj Techniques Limited #DriveLineHarmony #EngineeringBeyondProductSupply

MAKING IT FIT IS AN ENGINEERING DECISION A standard component can be suitable for an application yet require modification before it can be installed. When space is restricted, machining an existing component can offer a practical solution. However, the engineering decision extends beyond whether the modified part will fit. It must remain fit for purpose. This means understanding the component’s function and the limits of any modification. How much material can be removed while retaining the strength and integrity required to meet the application’ performance requirements? The finished dimensions are only part of that assessment. Consider the behaviour before changing the component . . . Before deciding how to adapt a component, it is important to establish why it was selected. Which characteristics does the application require, and what must the modification preserve? A recent diesel engine-to-compressor connection for a large articulated tanker vehicle illustrates this approach. Alongside the requirements of normal operation, jbj considered the potential consequences of compressor seizure. An N-EUPEX DS coupling was selected for its overload-shedding characteristics, with the intention of limiting consequential damage. The N-EUPEX DS coupling interrupts power transmission following failure of its flexible elements. Its behaviour differs from an overload-holding coupling, which maintains a mechanical drive connection after element failure. No specific overload release torque was stipulated for this project. The selection concerned the coupling’ failure behaviour, rather than a requirement to disengage at a defined torque. That distinction matters. How a component behaves when something goes wrong can be an important part of its suitability for an application. Use this link for the full article » https://lnkd.in/er8HdVcu « jbj Techniques Limited #DriveLineHarmony

Where Hydraulic Reliability Really Begins: A hydraulic pump is often regarded as the heart of a fluid power system. Yet one of the most overlooked parts of the entire installation is how that pump is connected to its prime mover. Whether the prime mover is an electric motor, diesel engine, petrol engine, hydraulic motor or pneumatic motor, the interface between the two is critical to the performance and reliability of the complete machine. Poor shaft alignment, incorrect coupling selection or an unsuitable bellhousing arrangement can result in: » Premature bearing and seal failure » Excessive vibration » Torsional resonance » Unnecessary maintenance » Reduced efficiency » Shortened equipment life Replacing the failed pump may solve today's problem. Understanding why it failed helps prevent tomorrow's. At jbj Techniques, enquiries often begin with a request for a hydraulic pump adaptor or flexible coupling. However, the first consideration is rarely the component itself. Instead, jbj looks at the complete drivetrain. How will the equipment operate? What loads will it experience? Is there shaft misalignment? Could torsional vibration become an issue? Is the installation located in a hazardous area? Will the equipment require bespoke machining or a non-standard interface? Only by understanding the complete application can the correct engineering solution be developed. With decades of experience in mechanical power transmission and fluid power systems, jbj Techniques designs and supplies close-coupled hydraulic pump assemblies for applications ranging from industrial machinery and marine systems to mobile equipment, agriculture, processing industries and renewable energy. Capabilities include standard and bespoke bellhousings, flexible couplings, ATEX-compliant assemblies, custom-machined adaptors and complete close-coupled drive packages. Because successful hydraulic systems are built on more than selecting the right pump. They depend on ensuring every part of the drivetrain works together as one reliable, efficient system. That is what is meant by 'Engineering Beyond Product Supply'. Discover more: Continue to Q&A: https://lnkd.in/e-muMnrD or view the relevant jbj webpage: https://lnkd.in/eRGz9eNF #EngineeringBeyondProductSupply #DriveLineHarmony jbj Techniques Limited

In hazardous-area applications, small hydraulic problems can quickly become major reliability and safety risks. In hazardous-area hydraulic systems, fluctuating flow and pressure conditions can generate pulsation and frictional heating at hydraulic pump shaft seals. In extreme cases, seal surface temperatures may rise sufficiently to create a potential ignition source within ATEX-regulated environments, presenting a serious safety risk. To address this challenge, jbj Techniques developed a bespoke wet mount bellhousing arrangement specifically designed to help control hydraulic pump shaft seal temperatures in demanding hazardous-area applications. The project focused on: » controlling seal temperature behaviour » reducing the effects of pulsation and frictional heating » supporting ATEX compliance » and maintaining stable performance under varying operating conditions In hazardous-area applications, understanding how the complete hydraulic system behaves under real operating conditions is critical to both safety and reliability. Engineering challenges in these environments rarely begin and end with a single component. https://lnkd.in/eCA4R5mY #EngineeringBeyondProductSupply #DriveLineHarmony jbj Techniques Limited

The Right Questions Come Before the Right Pump Drive: In the case of pump drives and selecting the most suitable components, jbj's first question isn't, “which gearbox do you need?” It's much more likely to be: “what is the machine trying to achieve?” Because selecting a hydraulic pump drive isn't simply a matter of matching power ratings or shaft sizes. The most reliable hydraulic systems are developed by understanding the complete application before a multiple power take-off gearbox (splitter gearbox) is selected. At jbj Techniques, discussions often begin by exploring six fundamental engineering questions: How much power is required? Not just under normal operation, but during peak demand and under the harshest working conditions. What is the most suitable prime mover? Whether it's a diesel engine, electric motor, hydraulic motor or pneumatic drive, the prime mover influences every aspect of the pump drive design. What are the hydraulic demands? The number of hydraulic circuits, required flow rates, operating pressures and duty cycles all influence whether a single pump, multiple pumps or a splitter gearbox provides the best solution. What service life is expected? Operating conditions, run time and application severity determine the service factor required to achieve long-term reliability. Will everything fit together? Physical dimensions, pump orientation, pipe routing and maintenance access are just as important as torque calculations. Modern 3D CAD allows these practical considerations to be evaluated long before manufacture begins. How will heat be managed? Mechanical strength alone is not enough. Every drive system generates heat, and in higher power applications thermal performance can become the factor that determines long-term reliability. Where necessary, integrated cooling solutions can be engineered to maintain safe operating temperatures. Only after these questions have been answered is it sensible to select the most appropriate pump drive. Sometimes the answer is a straightforward bellhousing and flexible coupling. Sometimes it's a splitter gearbox with bespoke ratios, integrated cooling and custom-engineered interfaces. The product changes. The engineering process doesn't. jbj Techniques work with customers from initial concepts through to detailed design, helping ensure that every element of the hydraulic drive system works together as one reliable, efficient package. Because successful hydraulic systems are not created by selecting the right products. They are created by asking the right engineering questions before any products are selected. That is what we mean by Engineering Beyond Product Supply. Discover more about selecting hydraulic pump drives: https://lnkd.in/e-KfWYCQ Explore the range of splitter gearboxes available from jbj Techniques: https://lnkd.in/eVZJQRWs #EngineeringBeyondProductSupply #DriveLineHarmony jbj Techniques Limited

“Can you supply something suitable for this application?” The answer may be equally straightforward: “Yes.” Between the enquiry and the answer, however, the application may have been examined in considerable detail. Depending upon the requirement, this might involve: » identifying the questions that matter » checking technical data and drawings » completing calculations. » comparing possible components. » consulting a manufacturer’s technical department. » considering modifications or bespoke mounting arrangements. » applying experience gained from previous applications. Not every enquiry requires every step. The important part is doing as much engineering as the application requires, and no more, before confidently saying: “Yes. This will work.” Read The Engineering Behind a Simple Answer: https://lnkd.in/eF8_C_Ev jbj Techniques Limited #EngineeringBeyondProductSupply #ApplicationEngineering #DriveLineHarmony