30

2023-01

What is the application technology for MOSIONX linear guide rails?

Based on the characteristics of machine tools in different application fields, MOSIONX linear guides have kept pace with the development trends of the international machine tool market. Several new linear guide products have been developed, driving the machine tool industry toward high speed, high precision, environmental friendliness, and energy efficiency. The MOSIONX linear guide is a novel type of rolling bearing designed for relatively reciprocating linear motion; it typically consists of a guide rail, a slider, an inverter, rolling elements, and a permanent magnet mechanism. It can replace the direct sliding contact between steel ball sliders, guide rails, and rolling elements, enabling infinite-cycle grooves and sliders to work together seamlessly. This type of guide boasts advantages such as simple structure, low dynamic and static friction coefficients, high positioning accuracy, and excellent durability. To precisely control the parallelism of the worktable during reciprocating motion, linear guides—also known as precision rolling linear guides, guide rails, linear guides, linear bearings, and rolling guides—are widely used. They offer higher rated loads than conventional linear bearings and can withstand certain torque levels, enabling highly precise linear motion even under heavy loads. Driven by two or four ball columns positioned on either side of the guide rail, the worktable moves smoothly along a predetermined direction, allowing it to perform reciprocating linear motion. Linear rolling guides are employed to support and guide moving components. Linear motion guides can be categorized into sliding-friction guides, rolling-friction guides, elastic-friction guides, and fluid-friction guides.

2023-01-30

09

2023-01

What are the advantages of MOSIONX linear guide rails?

With the continuous innovation and advancement of high technologies, MOSIONX linear guide rail technology for transmission components has become increasingly mature. As we all know, MOSIONX linear guide rails are primarily used for linear reciprocating motion and offer higher load-carrying capacity than linear bearings. They feature a certain torque coefficient, enabling highly precise linear motion even under heavy loads. So, what exactly are the advantages of MOSIONX linear guide rails? (1) Interchangeability: Thanks to stringent control over manufacturing accuracy, the dimensions of linear guide rails can be kept within a narrow tolerance range. The slider incorporates a retainer design that prevents the steel balls from falling out. Consequently, certain series of these guides exhibit interchangeability in terms of precision. Customers can order either the guide rails or the sliders individually as needed, or store them separately to save space. (2) High Rigidity: By utilizing four rows of arc-shaped grooves and arranging the four rows of steel balls at a 45-degree contact angle, the steel balls achieve an ideal two-point contact structure, allowing the guide rail to effectively withstand loads in all directions—up, down, left, and right. If necessary, preloading can be applied to further enhance rigidity. (3) Automatic Centering Capability: Through the elastic deformation of the steel balls and the shifting of contact points during installation, even if there is some deviation in the mounting surface, the linear slider can absorb the combined forces from the DF45° arc grooves, thereby achieving an automatic centering effect and ensuring high precision.

2023-01-09

30

2022-12

What is the rated load of a MOSIONX linear guide?

With the reform and development of innovative technologies in the industrial era, MOSIONX linear guideways have gradually evolved from traditional models to intelligent, automated ones. As high-tech machinery of the 21st century, dynamic components are increasingly being applied in CNC manufacturing. 1. Basic Static Rated Load of Linear Guideways The definition of the basic static rated load (C0): When a linear guideway is subjected to heavy loads or significant impact loads—whether under static conditions or during motion—it will directly cause local deformation at the contact surface between the raceway and the steel balls. Once this deformation exceeds a certain threshold, it will compromise the stability of the linear guideway’s movement. The basic static rated load is the maximum load that permits such deformation within acceptable limits. By definition: when the load direction remains constant and the contact area experiences substantial stress, the total deformation of both the steel balls and the raceway surfaces shall be no more than one-thousandth of the diameter of the steel balls. The definition of the allowable static moment (M0): When the steel balls within the slider reach the aforementioned static rated load under high pressure, the moment exerted on the slider is defined as the static rated moment. In the operation of linear guideways, this moment is typically defined along three axes: MR, MP, and MY. 2. Static Safety Factor for MOSIONX Linear Guideways When linear guideways are used under slow-motion or low-dynamic-frequency conditions, the static safety factor should be taken into account.

2022-12-30

20

2022-12

How should we select miniature guide rails? And how can we improve their stability?

There are numerous types of miniature linear guides available on the market. On the one hand, this provides us with a wider range of choices; on the other hand, it also puts higher demands on users’ technical expertise. However, in general, users don’t need to worry about selecting the right model, as suppliers can take care of that for them—provided that users supply certain key parameters. So, what are the main factors we should consider when making our selection? First, we need to take into account the operating conditions: As we all know, these guides are used in a wide variety of machine tools and mechanical equipment, each with different levels of machining accuracy. Consequently, the miniature linear guides paired with these machines will also differ. The rougher the machine tool, the larger and heavier the linear guide will be. Conversely, the higher the machining accuracy of the machine tool, the more precise the linear guide required. This information must be provided by the user to the supplier, enabling them to make an initial assessment of the appropriate miniature linear guide. Second, we need to consider the load capacity: Once we know the load capacity, we can determine which type of slider to use. The slider is a crucial component of the miniature linear guide, directly affecting its precision level. Therefore, choosing the right slider requires great care and deliberation. The load-carrying capacity—the maximum weight the slider can handle—is closely related to the safety factor during the guide’s operation. Generally, manufacturers provide a table showing the safety factors for various load capacities; users simply need to select a value within the upper range.

2022-12-20

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