25 Ton Mobile Railway Lifting Jacks - Set Of 4 Jacks For Lifting Trains

25 Tons Mobile Railway Lifting Jacks - Set of 4 Jacks

Railway Screw Lifters , Electric Lifting Columns

Machine Specification:

• The Mobile Lifting Jacks are used to lift the railway vehicle to a suitable height for the maintenance and inspection purpose.
• One set consists of 4 electric lifting jacks and one control cabinet.
• The control cabinet can control the synchronous lifting/lowering of all 4 jacks, as well as the lifting/lowering of individual jack.
• All the jacks have lifting eyes for transportation by crane, and have wheels for mobility.

Techical Parameters:

• Lifting capacity per jack: 25 tons
• Lifting capacity per set (4 jacks): 100 tons
• Lifting/Lowering speed: Approx. 240 mm/s
• Minimum height of the loading anvil: 750 mm
• Maximum height of the loading anvil: 2500 mm
• Lifting stroke: 1750 mm
• Motor power per jack: 5.5 kW
• Motor power per set (4 jacks): 22 kW
• Accuracy of Synchronization operation: not more than 5 mm
• In case of the synchronization tolerance more than 10 mm, all the jacks will be shut-off.
• Power supply: 3-phase AC, 380V/50Hz or as per required.
• Control circuit voltage: 24V DC.

Machine Features:

• The electric lifting column mainly consists of jack frame, lifting walking trolley, Lifting device, control system and safety system etc.
• The lifting jacks are sound throughout, Heavy duty design.
• The lifting jack is provided with limit switch for the working nut. When the working nut is worn to the set position, a fault message will display on the screen and automatically cut off the electricity.
• The lifting jack is provided with safety protection nut. When the working nut is seriously worn, and the working nut limit switch or electrical system also fails at the same time, the safety nut will bear the weight of the car body.
• The lifting spindle is self-locking thread screw. The synchronization of the lifting spindle is monitored and corrected by the motor wiring circuit, and controlled by the measuring device.
• The operation of the lifting jack is interlocked with the jack body to ensure the safety.
• All buttons and electrical interlocking is to prevent the relative motion from wrong operation.
• The control cabinet is provided with fault display. In case a fault occurs, the buzzer on the panel sounds and the lamp should flash.
• The spindle unit is provided with a movement limit switch to prevent the excessive lifting/lowering of any lifting element.
• All control stations are provided with emergency stop button.
• In case of power failure or component failure, all the lifting jacks in motion will be stopped and locked.

Hubei Heqiang Machinery Development Limited by Share Ltd was established in December of 2000. The company is located in Ezhou of Hubei province, next to Wuhan city, with an area of 40,000 square meters and 120 employees. Since its establishment, Hubei Heqiang is mainly engaged in R&D, design, manufacture, sales, maintenance and service of railway workshop equipment and forging equipment. After more than 20 years' rapid development, Hubei Heqiang has already grown into one of the leading manufacturers of raiway workshop equipment and forging equipment in the market.

Hubei Heqiang is a High-Tech enterprise and owns more than 130 patents, including 11 invention patents and 14 software copyrights. The company always adheres to the quality policy of "Innovative design, Strict control, Elaborate assembly and Customer satisfaction", and currently has more than 150 sets of equipment for metal machining, welding and test. It has formed an unique system of equipment configuration and quality control and got the certificates of ISO9001:2015, ISO14001:2015 and ISO45001:2018. During business operation process, Hubei Heqiang always adheres to the implementation of the industry's highest management standards, continuous improvement of the work, continuous improvement of products and service, to reach the maximum pursuit of customer satisfaction.

The company is committed to build Hubei Heqiang into the most advanced manufacturer of railway workshop equipment and to provide better products and service for all the related industries.

The products have been exported to Mauritania, Guinea, Kenya, Algeria, Serbia, Poland, Russia, Azerbaijan, Uzbekistan, Mongolia, Saudi Arabia, Iran, Myanma, Vietnam, Malaysia, Singapore, Indonesia, Peru, Chile, Suriname, Colombia, Mexico, Canada, etc.