Product Description
DAHAN Construction hoist SC100, SC200,SC100/100,SC200/200, SC300/300……
1. 20 years more manufacturing experience
2. Great technician Team with innovation and improvement alibilties
3. Zero accident record and good feedback from enduser
4. Best price offered with special discount, high quality you can enjoy.
5. Fast response with sales and after-sale service
6. Welcome agent or distributor all over the world for cooperation partnership.
| SC200/200 Parameter List | ||||
| No. | Item | Unit | Parameter | Note |
| 1 | Rated Load | kg | 2 x 2000 | Double cage |
| 2 | Install/disassemble Rated load | kg | 2 x 1000 | Double cage |
| 3 | Lifting Speed | m/min | 0-40 | Reducer Ratio 1:16 |
| 4 | Max. Height | m | 300 | |
| 5 | Cage Dimension(LXW) | m x m | 3×1.5/3.2×1.5 | |
| 6 | Distance Between Foundation And Cage Bottom | m | 0.46 | |
| 7 | Distance between Anchor | m | ≤9 | |
| 8 | Free End Height | m | ≤9 | |
| 9 | Power Supply | V | 380V±5% | |
| 10 | Motor Power | kw | 2x3x11 | JC=25% |
| 11 | Rated Current | A | 2x3x24 | |
| 12 | Safety Device Model | SAJ40-1.2A | ||
Dahan Construction Machinery (Group) is a large-scale enterprise group in Chinese construction machinery industry, specializing in the production of “tower crane” and “construction hoist”, with registered capital of 20 million US Dollars, integrating research, development, production, sales, service and finance.
Founded in November, 2000, after 20 years of rapid development, at present, the annual production capacity was over 10, 000 sets and become the leading brand in tower crane and elevator industry in China.
Talent strategy is the core competitiveness of CHINAMFG Construction Machinery. CHINAMFG has 2300 employees, and 37 persons of them are cutting-edge technical talents, including drafters of national standard of domestic tower crane industry, engineers of implementing earliest FEM calculation of China, and professionals of design calculation and manufacturing technique. Besides, the group also have more than 600 professional personnels of other aspects like sales, management, financing, etc…
Science and technology are primary productive forces. CHINAMFG owns 82 national technology patents (including 5 invention patent. In 2013 the group won the “high-tech enterprise” title, joined the Chinese Hoisting Machinery Standardization Technical Committee, and participated in revision of national standard (GB13752) of tower crane.
At present, the company has imported more than 100 robots of CHINAMFG and ABB company from Japan and Sweden separately, and owns 12 sets of automatic spraying lines, more than 1000 sets of large plasma cutting machines, CNC drilling machines, milling machines, lathes, boring machines, welding machine and other special tools and equipment. Through advanced equipment, automated assembly line, CHINAMFG can ensure quality of products in the aspect of production technology. Besides, CHINAMFG also build strategic partnership and matching supply cooperation with world-class enterprises such as Baosteel, Ansteel, HangZhou Sheng Jian, Siemens, ZHangZhoug Xihu (West Lake) Dis., etc., to ensure fist class quality of products in the aspect of purchasing of raw material and spare parts.
Q1: How many countries have you exported your products to?
A1:Our product had exported to more than 20 countries, such as Korea, Vietnam, Philippines, Indonesia, India, Sri Lanka, Cambodia, Russia, Kazakhstan, Brazil, Algeria, Ukraine, Turkey etc.
Q2: How to confirm a suitable construction hoist model?
A2: My dear friends, please tell us the below basic parameters to confirm hoist model:
a. Building height.
b. Max load capacity .
c. Other Special requirements
Q3: Can you install the hoist for us
A3: Yes, we can send 1 engineer to your country for installing, but you should bear the cost.
Q4: Warranty time?
A4: 12 month from the shipping day (except the wearing parts).
Any other questions message now ! hope can cooperate with you! and welcome to visit us!
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| Type: | Stationary |
|---|---|
| Load Capacity: | 2T – 3T |
| Speed: | 20M/Min – 40M/Min |
| Usage: | Construction Hoist |
| Sling Type: | Rack and Pinion |
| Lift Drive / Actuation: | Electric Motor |
| Customization: |
Available
| Customized Request |
|---|
What safety considerations should be kept in mind when working with rack and pinion?
When working with rack and pinion systems, several safety considerations should be kept in mind to ensure the well-being of personnel and the proper functioning of the equipment. Here’s a detailed explanation of the safety considerations:
- Guarding: It is essential to install appropriate guarding around the rack and pinion system to prevent accidental contact with moving parts. Guards should be designed to restrict access to the gears, especially the pinion gear, to avoid the risk of entanglement or injury. Guards can be physical barriers, safety enclosures, or interlocked covers that prevent access to the moving components while allowing necessary maintenance and inspection activities.
- Emergency Stop: Incorporating an emergency stop system is crucial for safety. An easily accessible emergency stop button or switch should be installed to quickly halt the motion of the rack and pinion system in case of an emergency or when there is an imminent risk of injury. The emergency stop system should be clearly labeled, easily identifiable, and functionally tested to ensure its reliability.
- Lockout/Tagout Procedures: When performing maintenance, repair, or adjustment tasks on the rack and pinion system, proper lockout/tagout procedures should be followed. This involves isolating the system from its power source, locking and tagging the energy isolation devices, and ensuring that authorized personnel are aware of the ongoing work. Lockout/tagout procedures help prevent accidental start-up or energization of the system, safeguarding against potential injuries.
- Proper Training: Operators and maintenance personnel should receive adequate training on the safe operation, maintenance, and handling of rack and pinion systems. They should be familiar with the potential hazards associated with the equipment and understand the safety protocols and procedures to follow. Training should cover topics such as proper use of personal protective equipment (PPE), safe working distances, emergency response, and the recognition of abnormal operating conditions.
- Regular Inspections and Maintenance: Routine inspections and maintenance should be conducted to identify any potential safety hazards or signs of wear and tear. This includes inspecting the rack and pinion gears, checking for loose or damaged components, and ensuring proper lubrication. Any identified issues should be addressed promptly to maintain the safe operation of the system.
- Load Capacity and Overload: It is crucial to operate the rack and pinion system within its specified load capacity limits. Exceeding the load capacity can lead to gear failure or other mechanical issues, posing a safety risk. Care should be taken to properly assess and understand the weight and forces involved in the application and ensure that the rack and pinion system is appropriately sized and rated for the intended load.
- Environmental Factors: Consideration should be given to environmental factors that can affect the safe operation of the rack and pinion system. For example, moisture, dust, extreme temperatures, or corrosive substances can impact the performance and longevity of the system. Adequate environmental protection measures, such as sealing, ventilation, or specialized coatings, should be implemented as necessary to maintain safe and reliable operation.
By adhering to proper guarding, implementing emergency stop systems, following lockout/tagout procedures, providing training, conducting regular inspections, operating within load capacity limits, and considering environmental factors, the safety of working with rack and pinion systems can be effectively maintained. Prioritizing safety ensures a secure working environment and minimizes the risk of accidents or injuries.
Can rack and pinion mechanisms be applied in CNC machining for positioning?
Yes, rack and pinion mechanisms can be successfully applied in CNC machining for precise positioning of machine tools and workpieces. Here’s a detailed explanation of how rack and pinion mechanisms can be utilized in CNC machining:
Rack and pinion mechanisms offer several advantages that make them suitable for positioning in CNC machining:
- Precision and Accuracy: Rack and pinion systems provide high precision and accuracy in positioning. The direct engagement between the pinion and the rack ensures a positive and backlash-free transfer of motion, allowing for precise movement and positioning of machine tools and workpieces. This characteristic is essential in CNC machining, where tight tolerances and accurate positioning are required.
- High Speed and Acceleration: Rack and pinion systems are capable of accommodating high-speed movements and rapid accelerations. The direct power transmission and efficient torque transfer of rack and pinion mechanisms enable quick and dynamic positioning, reducing idle times and improving overall machining efficiency. This characteristic is advantageous in CNC machining, where fast tool changes and rapid workpiece positioning are crucial for productivity.
- Load Handling Capability: Rack and pinion systems can handle significant loads while maintaining precise positioning. The engagement of the teeth provides a large contact area, allowing for the effective distribution of forces and torque. This capability is important in CNC machining, where heavy-duty cutting operations and the manipulation of large workpieces may be required.
- Compact Design: Rack and pinion systems offer a compact design, which is advantageous in CNC machining setups with limited space. The linear nature of the rack allows for efficient integration into the machine’s structure, minimizing the overall footprint. This compact design maximizes the workspace utilization and allows for flexible placement of the rack and pinion mechanism.
- Compatibility with CNC Control Systems: Rack and pinion systems can be easily integrated with CNC control systems. The position and motion of the rack and pinion mechanism can be precisely controlled and programmed using CNC software. This compatibility allows for seamless coordination between the rack and pinion system, servo motors, and other machine axes, enabling synchronized and coordinated movements for complex machining operations.
- Reliability and Durability: Rack and pinion systems are known for their durability and long service life. When properly designed and maintained, they can withstand the demands of CNC machining, including continuous operation, high speeds, and repetitive movements. This reliability is vital in CNC machining, where machine uptime and consistent performance are critical.
Overall, the application of rack and pinion mechanisms in CNC machining provides precise positioning, high-speed capability, load handling capabilities, compactness, compatibility with CNC control systems, and reliability. These characteristics make rack and pinion systems a popular choice for CNC machine tools, such as gantry mills, CNC routers, plasma cutters, and laser cutting machines.
How does a rack and pinion compare to other mechanisms for linear motion?
When comparing a rack and pinion mechanism to other mechanisms for linear motion, several factors come into play. Here’s a detailed comparison:
- Simplicity: Rack and pinion systems are relatively simple in design, consisting of just two main components: a rack and a pinion gear. This simplicity makes them easier to manufacture, assemble, and maintain compared to more complex linear motion mechanisms.
- Precision: Rack and pinion systems offer high precision in linear motion control. The teeth on the rack and pinion gears mesh closely, minimizing backlash and allowing for accurate and repeatable motion. This precision is crucial in applications that require precise positioning and movement control.
- Efficiency: Rack and pinion systems are known for their efficiency in power transmission. The direct mechanical linkage between the rotating pinion gear and the linearly moving rack minimizes energy loss, resulting in efficient conversion of rotational motion to linear motion. This efficiency is particularly advantageous in applications where energy conservation is important.
- Load Capacity: Rack and pinion systems can handle a wide range of load capacities, depending on the design and materials used. The teeth on the rack and pinion gears distribute the load evenly, allowing for efficient transmission of force. However, in certain high-load applications, alternative mechanisms like linear actuators or ball screw systems may offer higher load-bearing capabilities.
- Speed: Rack and pinion systems can achieve high speeds in linear motion applications. The direct engagement between the teeth on the rack and pinion allows for rapid acceleration and deceleration, making them suitable for applications that require quick and responsive movements.
- Size and Space Requirements: Rack and pinion systems have a compact design, which is advantageous in applications where space is limited. The linear nature of the rack allows for efficient packaging, making them suitable for compact machinery and equipment.
- Cost: Rack and pinion systems are generally cost-effective compared to some alternative linear motion mechanisms. Their simple design and ease of manufacturing contribute to lower production costs, making them a cost-efficient choice in many applications.
In summary, rack and pinion systems offer simplicity, precision, efficiency, and high-speed capabilities in linear motion applications. While they may have certain limitations in terms of load capacity compared to other mechanisms, their overall advantages make them a popular choice in various industries, including automotive, robotics, machinery, and automation.
editor by Dream 2024-05-02