starrett jack screw s190

Starrett Jack Screw S190: A Comprehensive Guide

screw jack

1. Introduction

The Starrett Jack Screw S190 is a highly versatile and efficient tool that is widely used in various industries. This article aims to provide a detailed overview of the Starrett Jack Screw S190 and its applications.

2. What is a screw jack used for?

screw jack

– Precision lifting and positioning: The screw jack is primarily used for precise lifting and positioning tasks in industries such as manufacturing, construction, and automotive.
– Load stabilization: It helps in maintaining the stability and balance of heavy loads during lifting or lowering operations.
– Height adjustment: Screw jacks are commonly employed to adjust the height of various equipment and machinery.
– Mechanical support: They provide mechanical support and prevent unwanted movement or vibrations in structures or heavy machinery.
– Force transmission: Screw jacks are also utilized for transmitting force between different components, ensuring synchronized movement.

3. What is the working principle of screw jack?

screw jack

– Screw and nut mechanism: The screw jack operates on the principle of a screw and nut mechanism. It consists of a rotating screw that moves through a threaded nut, converting rotary motion into linear motion.
– Mechanical advantage: By using a long lead thread, screw jacks can achieve a significant mechanical advantage, allowing for heavy lifting with minimal effort.
– Load distribution: The load is evenly distributed along the screw, ensuring stability and preventing overloading of individual components.
– Self-locking: The screw and nut mechanism provides inherent self-locking properties, preventing the load from descending unintentionally.

4. What is the difference between a screw jack and a hydraulic jack?

– Power source: A screw jack is manually operated using a rotating handle or motor, while a hydraulic jack relies on hydraulic fluid pressure to generate force.
– Load capacity: Screw jacks typically have a higher load capacity compared to hydraulic jacks, making them suitable for heavy-duty applications.
– Precision: Screw jacks offer precise positioning and height adjustment capabilities, whereas hydraulic jacks provide faster lifting speed.
– Maintenance: Hydraulic jacks require regular maintenance of hydraulic fluids and seals, whereas screw jacks have fewer maintenance requirements.

5. Choosing and Customizing the Right Screw Jack

screw jack

– Load capacity: Consider the maximum weight the screw jack needs to lift and ensure the selected jack has the appropriate load capacity.
– Travel distance: Determine the required travel distance of the screw jack to ensure it meets the specific application needs.
– Speed and efficiency: Evaluate the desired lifting speed and efficiency requirements to select the appropriate screw jack model.
– Environmental factors: Consider the operating environment, including temperature, humidity, and exposure to corrosive substances, to choose a screw jack with suitable protective features.
– Customization options: Many manufacturers offer customization options for screw jacks, allowing for tailored solutions that meet unique requirements.

As a leading manufacturer of industrial motors, gearboxes, and drives, HZPT prides itself on “Leading Technological Innovation, Achieving Excellent Quality.” Our product range includes micro gear motors, medium-sized gear motors, brake speed control motors, torque motors, DC motors, NMRV worm gear motors, helical bevel gear motors, WPRV worm gear reducers, rigid tooth face helical gear reducers, helical worm gear reducers, parallel shaft helical gear reducers, spiral bevel gear reducers, worm screw lifts, rigid tooth face gear reducers, and planetary gear reducers. These transmission products find extensive applications in various industrial production lines, such as transportation machinery, food machinery, medical machinery, printing machinery, textile machinery, packaging machinery, office equipment, and instruments.

We specialize in the production and sales of screw jacks, and our products offer several advantages:

– High load capacity: Our screw jacks are designed to handle heavy loads and provide reliable lifting performance.
– Precision positioning: With precise screw and nut mechanisms, our screw jacks ensure accurate height adjustment and positioning.
– Durability: Our screw jacks are built to withstand harsh operating conditions and offer long-lasting performance.
– Customization options: We offer a wide range of customization options to meet specific requirements and provide tailored solutions.
– Technical support: Our team of experts is available to provide technical assistance, ensuring the right selection and optimal performance of our screw jacks.

Partnering with HZPT guarantees access to high-quality screw jacks that meet your unique application needs. Contact us today to discuss how our screw jacks can enhance your operations and drive success.


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Ep Screw Jack Co., Ltd.

Mail: [email protected]

As one of leading manufacturers, suppliers and exporters of mechanical products in China, We offer reducers, sprockets, industrial and conveyor chain, belts, pulleys, gears, racks, gearboxes, motors, PTO Shafts, taper lock Bushing, vacuum Pumps, screw air compressors and many other products. Please contact us for details.