Underhung end trucks

The suspended end carriage is a traveling component of underhung single-girder cranes, with wheel blocks suspended under the lower flange of the I-beam rail to travel, supporting the main girder and driving the whole crane to travel along the rail. Covering capacities from 0.5t to 10t, with wheel diameter Φ100~Φ300mm and traveling speed 5~20m/min, adopting suspended structure with compact design and small space occupation, no ground foundation required, widely used in underhung single-girder cranes and KBK light lifting systems in low-headroom and space-constrained workshops.

Applicable Capacity
|
0.5t ~ 10t
Wheel Diameter
|
Φ100 ~ Φ300 mm
Travel Speed
|
5 ~ 20 m/min
Structure
|
suspended( wheels travel under I-beam lower flange)

    Introduction

    The suspended end carriage consists of end carriage body, wheel blocks, drive device (three-in-one reduction motor or electric hoist traveling motor), horizontal guide wheels and buffer. The end carriage body adopts steel plate welding or section steel forming, with compact structure and good rigidity. Wheel blocks adopt double-flange or flange-less design, tread travels along the top of the lower flange of the I-beam rail, and flanges clamp both sides of the rail to prevent derailment; some models are equipped with horizontal guide wheels to further prevent rail gnawing and derailment. Drive method can choose three-in-one reduction motor drive or electric hoist traveling motor drive, with stable operation and reliable braking. The top of the end carriage is provided with a main girder connecting seat, which can be connected to the single-girder main girder via bolts or welding; both ends are provided with buffers and travel limit strike plates. The suspended end carriage requires no embedded foundation; the rail is fixed to the workshop roof or steel structure via hangers, and the crane travels suspended under the rail without occupying ground space, especially suitable for low-headroom workshops, space utilization above existing equipment and multi-crane same-rail operation occasions, serving as an ideal light-duty lifting traveling component for flexible production in modern factories.

    Our Advantage

    Suspended structure with compact design and small footprint: Wheels travel suspended under the lower flange of the I-beam rail, the whole machine travels suspended under the rail without occupying ground space and no embedded foundation required, especially suitable for low-headroom workshops, space-constrained occasions and space utilization above existing equipment, space utilization far higher than supported cranes.

    Easy installation without ground foundation: Rail is fixed to the workshop roof or steel structure via hangers; after assembly, the end carriage and main girder can be directly hung on the rail for use, no need to damage the ground and no embedded bolts required, short installation cycle, convenient for both old workshop renovation and new equipment addition, without affecting normal production and operation.

    Multi-crane same-rail flexible operation: Suspended rails can be arranged arbitrarily along the workshop; multiple suspended cranes can be installed on the same rail, each independently operating without interfering with each other, can simultaneously serve multiple stations or lift long objects, operation flexibility and production efficiency far higher than single supported bridge crane.

    Stable operation with low noise: Wheels travel along the lower flange of the I-beam, three-in-one reduction motor or electric hoist traveling motor drive, stable start and brake, low operating noise; horizontal guide wheels effectively prevent rail gnawing, reduce wheel and rail wear, maintaining stable operation after long-term use, improving workshop working environment.

    Easy maintenance with long service life: Wheel block adopts independent bearing seat structure, can be disassembled and replaced separately without disassembling the whole end carriage; drive device modular design, convenient inspection and replacement; wheel tread heat-treated with high hardness, normal service life over 10 years, low maintenance cost and long whole machine service life.

    Specification

    Parameter0.5~1t2~3t5t10t
     Applicable Capacity0.5/1t2/3t5t10t
     Wheel DiameterΦ100~Φ150mmΦ150~Φ200mmΦ200~Φ250mmΦ250~Φ300mm
     Number of WheelsSingle wheel /Double wheelsDouble wheelsDouble wheelsDouble wheels / Four wheels
     Max Wheel Pressure1~3t3~6t6~10t10~20t
     Traveling Speed10~20 m/min10~205~155~10
     Motor Power0.2~0.4kW×20.4~0.8kW×20.8~1.1kW×21.1~1.5kW×2
     Drive ModeThree-in-One Travel Gear Motor for Electric HoistThree-in-One Travel Gear Motor for Electric Hoist3-in-1 Gear Motor3-in-1 Gear Motor
     Braking Modeelectromagneticelectromagneticelectromagneticelectromagnetic
     Horizontal Guide Wheeloptionalstdstdstd
     Wheel Material ZG55 cast steel ZG55 cast steel ZG55 cast steel ZG55 cast steel
    Applicable Rail16a#~25a# I-Beam20a#~32a# I-Beam25a#~40a# I-Beam32a#~56a# I-Beam
     Bufferrubber/PUrubber/ springspringspring
    End Carriage Materialsteel plate weldedsteel plate weldedsteel plate weldedsteel plate welded
     Working ClassM3~M4M3~M4M3~M5M3~M5

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