China wholesaler Stainless Steel Small Dry CZPT Shaft Screw Conveyor Shanghai for Silo Cement threaded bearing shaft

Product Description

Product Description

PRODUCT INTRODUCTION

Screw conveyor is the most widely used type of screw conveyor. Used to convey bulk materials from 1 part of a process to another, horizontal screw conveyors are available in a wide range of sizes, lengths, configurations and materials of construction.

Screw conveyor is used in thousands of industrial applications every day for efficiently conveying a variety of bulk materials. A screw conveyor’s main function is to transfer bulk materials from 1 process to another. Screw conveyors are very cost-effective and require minimal maintenance to operate.

The recommended location for the drive unit is on the discharge end of a screw conveyor which pulls the bulk material to the drive end. With this arrangement, each screw section is put in tension as the bulk material is conveyed toward the discharge of a screw conveyor, reducing wear and fatigue on the conveyor components.

Product Parameters

 

Model Diameter
(mm)
The distance of blades(mm) Speed
(rpm)
Capacity
(t/m³)
Speed
(rpm)
Capacity
(t/m³)
Speed
(rpm)
Capacity
(t/m³)
Speed
(rpm)
Capacity
(t/m³)
  D S n φ=0.33 n φ=0.33 n φ=0.33 n φ=0.33
LS100 100 100 140 2.2 112 1.7 90 1.4 71 1.1
LS125 125 125 125 3.8 100 3.0 80 2.4 63 1.9
LS160 160 160 112 7.1 90 5.7 71 4.5 56 3.6
LS200 200 200 100 12.4 80 9.9 63 7.8 50 6.2
LS250 250 250 90 21.8 71 17.2 56 13.6 45 10.9
LS315 315 315 80 38.8 63 30.5 50 24.2 40 13.4

Main Features
1. Ideal for handling dry to semi-fluid materials- free-flowing to sluggish

2. Cost-effective when compared to other conveying devices such as belt, pneumatic or aero-mechanical conveyors

3. Efficiently distributes bulk materials to various locations using multiple inlet and discharge points

4. Totally enclosed for corrosive or hazardous requirements

Detailed Photos

Primary considerations for the selection of a screw conveyor are:
1. Type and condition of the bulk material to be conveyed including maximum particle size and specific bulk density

2. Capacity or feed rate of bulk material to be conveyed expressed in pounds per hour, tons per hour, or cubic feet per hour

3. Required distance and incline the bulk material is to be conveyed

4. Design conditions such as materials of construction, inlet feed conditions and operating temperature

Customer Case

 

Application Industry

Loose materials such as powder, granular and small piece material , which includes: clay powder, pulverized coal, cement, sand, grain, small piece of coal , cobble, and cast iron filings, etc. While it is not applicable for materials with high viscosity and easy to be curdled. Widely applied:It is widely used for the loose cement transportation from cement warehouse to mixer or from cement warehouse to compounding machine in concrete mixing plant

Related Products

 

 

Company Profile

 

FAQ

1).MOQ require?

Our moq is 1 set.(If you need the spare parts,it is also ok).

2).Payment method?
Usually,we accept T/T,Western Union and others, we can’t accept D/P,D/A

3).How to guarantee the quality?
If any machine quality problems, we accept return cargos.

Our warrantity is 18 months, promise your 0 risks purchasing

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Type: Screw Conveyor
Structure: Inclining Conveyor
Material: Stainless Steel
Material Feature: Heat Resistant
Certification: ISO9001:2008, CE
Energy Saving: Energy Saving
Customization:
Available

|

Customized Request

screw jack

How do screw jacks contribute to the safety of tasks like vehicle maintenance?

Screw jacks play a crucial role in ensuring the safety of tasks like vehicle maintenance. They provide stability, lifting capabilities, and precise control, which are essential for safe and efficient maintenance operations. Here’s how screw jacks contribute to safety in vehicle maintenance:

  • Stability and Load Capacity: Screw jacks are designed to provide high stability and support heavy loads. When used in vehicle maintenance, they offer a solid and secure platform for lifting and supporting the vehicle. This stability ensures that the vehicle remains steady during maintenance tasks, reducing the risk of accidents or injuries caused by uncontrolled movement or instability.
  • Precise Height Adjustment: Screw jacks allow for precise height adjustment, enabling mechanics to position the vehicle at the desired working height. This precise control ensures that the vehicle is at an optimal height for accessing various components, performing inspections, or conducting repairs. It helps maintain a comfortable working posture for mechanics, minimizing the risk of strain or injury.
  • Locking Mechanisms: Screw jacks often incorporate locking mechanisms to securely hold the lifted load in position. These locking mechanisms prevent accidental lowering of the vehicle during maintenance tasks, providing an additional layer of safety. Even in the event of power loss or system failure, the locking mechanism ensures that the vehicle remains elevated, reducing the risk of injury or damage.
  • Even Weight Distribution: When multiple screw jacks are used in a synchronized system, they distribute the load evenly, ensuring balanced support. This even weight distribution minimizes stress on individual components and prevents overloading, reducing the risk of equipment failure or accidents caused by imbalanced loads.
  • Integration with Safety Systems: Screw jacks can be integrated with safety systems to enhance overall safety during vehicle maintenance tasks. For example, limit switches or proximity sensors can be used to prevent the screw jacks from exceeding their maximum or minimum height limits. Emergency stop buttons or safety interlocks can be integrated into the control system, allowing immediate halting of the lifting operation in case of emergencies or hazardous situations.

The combination of stability, precise control, locking mechanisms, even weight distribution, and integration with safety systems makes screw jacks a reliable and safe solution for vehicle maintenance tasks. They provide mechanics with a secure working platform, reduce the risk of accidents, and contribute to the overall safety and efficiency of vehicle maintenance operations.

screw jack

How do screw jacks enhance the efficiency of tasks like machinery assembly?

Screw jacks play a significant role in enhancing the efficiency of tasks like machinery assembly. They offer several advantages that contribute to smoother and more efficient assembly processes. Here are some ways in which screw jacks enhance efficiency:

  • Precise Positioning: Screw jacks provide precise and controlled positioning, allowing for accurate alignment and assembly of machine components. The threaded screw mechanism enables incremental adjustments, enabling precise positioning and alignment during the assembly process. This precision helps ensure that components fit together correctly, reducing the need for rework or adjustments after assembly.
  • Flexible Lifting and Lowering: Screw jacks allow for controlled lifting and lowering of heavy machine components during assembly. By adjusting the screw jack’s height, operators can position the components at the desired elevation, making it easier to align and attach them. The ability to fine-tune the lifting and lowering process enhances efficiency by reducing manual effort and simplifying the assembly tasks.
  • Load Distribution: Screw jacks distribute the load evenly across multiple jacks or support points, providing stability during machinery assembly. This load distribution helps prevent excessive stress on individual components and ensures that the weight is properly supported. By maintaining stability and load distribution, screw jacks contribute to efficient and safe assembly processes.
  • Height Adjustment: Screw jacks allow for height adjustment of machinery during assembly, enabling operators to align components at the optimal working height. This adjustability is particularly beneficial when assembling large or complex machinery, as it provides ergonomic advantages for the operators. Working at the correct height reduces fatigue and improves productivity, ultimately enhancing the efficiency of the assembly process.
  • Modularity and Versatility: Screw jacks are often designed with modularity in mind, allowing them to be easily integrated into various assembly setups. They can be combined with other components such as mounting plates, couplings, or motorized systems to create customized assembly solutions. This modularity and versatility enable efficient adaptation to different assembly requirements and facilitate the integration of screw jacks into existing assembly processes.
  • Automation Integration: Screw jacks can be integrated into automated assembly systems, improving efficiency by reducing manual labor and increasing the speed of assembly processes. With appropriate motorization and control systems, screw jacks can be synchronized and operated in conjunction with other automated machinery, streamlining the assembly workflow and reducing cycle times.

By providing precise positioning, flexible lifting and lowering, load distribution, height adjustment, modularity, versatility, and automation integration, screw jacks significantly enhance the efficiency of tasks like machinery assembly. They contribute to smoother operations, improved productivity, and better overall assembly quality.

screw jack

How do screw jacks convert rotary motion into linear motion?

Screw jacks convert rotary motion into linear motion through the interaction between a threaded shaft, known as the screw, and a nut that engages with the screw’s threads. When the screw is rotated, it moves the nut along its threads, resulting in linear displacement. Here are the key steps that explain how screw jacks convert rotary motion into linear motion:

  • Threaded Shaft: The screw in a screw jack is a threaded shaft with helical grooves running along its length. The threads can be either square or trapezoidal in shape. The pitch of the screw refers to the distance traveled along the screw’s axis for each complete revolution.
  • Nut Engagement: The nut is a component that engages with the screw’s threads. It is typically a cylindrical or rectangular block with a threaded hole that matches the screw’s threads. The nut is free to move linearly along the screw’s length when the screw is rotated.
  • Rotary Motion: To convert rotary motion into linear motion, an external force is applied to rotate the screw. This force can be generated manually by turning a handle, using an electric motor, or employing hydraulic or pneumatic systems.
  • Linear Displacement: As the screw is rotated, the nut moves along the screw’s threads, causing linear displacement. The direction and magnitude of the displacement depend on the rotational direction and the pitch of the screw. Clockwise rotation typically results in upward linear displacement, while counterclockwise rotation leads to downward displacement.
  • Mechanical Advantage: Screw jacks provide a mechanical advantage due to the pitch of the screw. The pitch determines the distance traveled per revolution. By increasing the pitch or using multiple-start threads, the linear displacement achieved per rotation can be increased, allowing for the lifting or lowering of heavier loads with relatively less rotational effort.
  • Self-Locking: One important characteristic of screw jacks is their self-locking ability. The friction between the screw and the nut helps to maintain the position of the load once the rotational force is removed. This means that screw jacks can hold loads in position without requiring continuous power or external braking mechanisms.

In summary, screw jacks convert rotary motion into linear motion by rotating a threaded screw, which in turn moves a nut linearly along the screw’s threads. The pitch of the screw determines the linear displacement achieved per revolution, and the self-locking nature of the screw and nut interface helps maintain the position of the load without the need for additional mechanisms.

China wholesaler Stainless Steel Small Dry CZPT Shaft Screw Conveyor Shanghai for Silo Cement   threaded bearing shaftChina wholesaler Stainless Steel Small Dry CZPT Shaft Screw Conveyor Shanghai for Silo Cement   threaded bearing shaft
editor by CX 2024-03-02

Find us

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.