41results about How to "High efficiency in pillow changing" patented technology

The invention discloses a sleeper replacing machine with a swinging rail lifting device. The sleeper replacing machine is composed of the rail lifting device, a sleeper-rotating and sleeper pushing-and-pulling device, a sleeper hoisting device, a generator, a hydraulic system and control system cabinet and a rail car. The rail car is provided with a plurality of trundles and two longitudinal beams. The rail lifting device, the sleeper-rotating and sleeper pushing-and-pulling device, the sleeper hoisting device, the generator and the hydraulic system and control system cabinet are arranged on the two longitudinal beams of the rail car. The rail car is dragged by an engineering truck. The generator supplies power to oil pumps and control systems. An oil tank, the oil pumps, the hydraulic control system and the automatic control system are arranged in the hydraulic system and control system cabinet. According to the sleeper replacing machine, the working devices can be aligned with working positions automatically and rapidly; the sleeper replacing machine can adapt to corresponding operations for sleeper replacing of linear and curved railway sections; and the sleeper-rotating and sleeper pushing-and-pulling device is an integrated device, and is simple in structure, convenient to operate and high in sleeper replacing efficiency, and automatic control is achieved.

The invention discloses a machine automatic rapid sleeper-changing device. The device is composed of a four-nut synchronous assembling/disassembling device, a first track hoisting device, a track-transferring and sleeper pulling-pushing device, a sleeper overhead-hoisting device, a power generator, a hydraulic system and control system box and a track car, wherein multiple truckles and two carlings are arranged on the track car; the four-nut synchronous assembling/disassembling device, the first track hoisting device, the track-transferring and sleeper pulling-pushing device, the sleeper overhead-hoisting device, the power generator and the hydraulic system and control system box are arranged on the two carlings of the track car; and the track car is towed by an engineering truck. The device disclosed by the invention can rapidly align a working device with a working position; four nuts can be synchronously assembled/disassembled, so that the pre-tightening forces of the four nuts are consistent, the fatigue life of a bolt is prolonged, and the connection reliability of the sleeper and a steel rail is guaranteed; the sleeper can be rapidly overhead-hoisted and placed to work; the device is adapted to the sleeper-changing work of linear and curve track sections; the track-transferring and sleeper pulling-pushing device is an integrated device; the device is simple and compact in structure, realizes automatic control, and is convenient for operation, and sleeper-changing working efficiency is high.

The invention discloses an integrated rail-lifting and sleeper-replacing multifunctional automatic device. The integrated rail-lifting and sleeper-replacing multifunctional automatic device is composed of a self-propelled rail vehicle, an integrated rail-lifting and sleeper-replacing multifunctional device, a charging battery group, an inverter, a hydraulic system and a control system box, whereinthe charging battery group and the inverter provide power for an oil pump and a control system, and an oil tank, the oil pump, a hydraulic control system and an automatic control system are arrangedin the hydraulic system and the control system box; a working position can be automatically and quickly aligned, a steel rail can be quickly jacked up, a sleeper is rotated, a damaged sleeper is pulled out, and a good sleeper is pushed; rail lifting and pushing-pulling of a sleeper adopt an integrated structure, the structure is simple and compact; the rail vehicle can leave a railway track automatically, and the passage of a train is prevented from being affected by the sleeper-replacing operation; the rail vehicle can return to the railway track automatically, and leave a sleeper site afterthe sleeper-replacing operation is completed; and the intelligent control is easy to realize, the operation is convenient, and the working efficiency of the sleeper-replacing is high.

The invention discloses a rapid pillow changing multifunctional and intelligent device. The rapid pillow changing multifunctional and intelligent device is composed of a self-propelling track car, anintegrated rail lifting pillow changing multifunctional device, a rigid hanging bracket hoisting device, a CMOS image sensor, a charging battery group and inverter and a hydraulic system and control system box, the charging battery group and inverter provides power for an oil pump and a control system, and an oil tank, the oil pump, a hydraulic control system and an automatic control system are arranged in the hydraulic system and control system box; a work position can be automatically aligned; a steel rail can be rapidly jacked, sleepers can be rapidly conveyed and rotated, bad sleepers canbe pulled out, and good sleepers can be boosted; rail lifting and sleepers are of an integrated structure, and the structure is simple and compact; the track car can automatically go and return from the railway track to prevent a train from travelling, and gravity center of the track car does not rise and bump when the track is up and down. Intelligent control is easy to realize, the operation isconvenient, and the efficiency of pillow changing work is high.

The invention discloses a sleeper changing machine with a telescopic cantilever beam device. The sleeper changing machine is composed of a rail lifting device, a retracking and sleeper push-pull device, a sleeper hoisting device, an electric generator, a hydraulic system and control system box and a rail car. The rail car is provided with a plurality of trundles and two longitudinal beams. The rail lifting device, the retracking and sleeper push-pull device, the sleeper hoisting device, the electric generator and the hydraulic system and control system box are arranged on the two longitudinal beams of the rail car. The rail car is pulled by an engineering vehicle. The electric generator provides power for an oil pump and a control system. An oil tank, the oil pump, a hydraulic control system and an automatic control system are arranged in the hydraulic system and control system box. According to the sleeper changing machine with the telescopic cantilever beam device, a working device can be automatically and quickly aligned with the working position; the machine can adapt to corresponding work of linear and curved rail section sleeper changing; and sleeper changing and sleeper push-pull are conducted through the corresponding integrated device which is simple in structure, automatic in control, convenient to operate and high in sleeper changing work efficiency.

The invention discloses a sleeper replacement device with a four-nut synchronous disassembly and assembly function. The sleeper replacement device is composed of a sleeper four-nut synchronous disassembly and assembly device body, a rail lifting device, a sleeper transferring, pushing and pulling device, a generator, a hydraulic system, a control system box and a rail car. The rail car is provided with four castors and two longitudinal beams. The sleeper four-nut synchronous disassembly and assembly device body, the rail lifting device, the sleeper transferring, pushing and pulling device, the generator and the hydraulic system are arranged on one of the two longitudinal beams of the rail car. The control system box is arranged on the other longitudinal beam of the rail car. The rail car is pulled by a construction vehicle. By the adoption of the sleeper replacement device with the four-nut synchronous disassembly and assembly function, the working device can be made to be aligned with the working position automatically; synchronous disassembly and assembly of four nuts can be achieved, the four nuts are the same in pretightening force, the fatigue life of bolts is prolonged, and the connecting reliability of a sleeper and a steel rail is guaranteed; the sleeper replacement device can adapt to the related operations of sleeper replacement of linear and curved rail sections; and the sleeper transferring, pushing and pulling device is an integrated device, and the sleeper replacement device is simple and compact in structure, automatic in control, convenient to operate and high in sleeper replacement efficiency.

The invention discloses an automatic machine for sleeper replacement. The automatic machine consists of a sleeper four-screw nut synchronous mounting and dismounting device, a sleeper lifting device, a sleeper turning and pushing device, a power generator, a hydraulic system, a control system box and a track trolley, wherein the track trolley is provided with four foot wheels and two longitudinal beams; the sleeper four-screw nut synchronous mounting and dismounting device, the sleeper lifting device, the sleeper turning and pushing device, the power generator, the hydraulic system and the control system box are arranged on the two longitudinal beams of the track trolley; the track trolley is tracked by a mobile machinery shop. By adopting the automatic machine, a working device can be automatically aligned to a working position, synchronous mounting and dismounting of four screw nuts can be achieved, the pre-tightening force of the four screw nuts can be accordant, the fatigue service life of a bolt can be prolonged, and the connection reliability of the sleeper and a steel rail can be ensured; the automatic machine is applicable to related operation that sleepers on straight line or curved line rail sections are replaced; the sleeper turning and pushing device is an integrated device which is simple and compact in structure, automatic to control, convenient to operate and high in sleeper replacement working efficiency.

The invention discloses a mechanical-electrical-hydraulic integrated sleeper replacement device. The mechanical-electrical-hydraulic integrated sleeper replacement device is composed of a four-nut synchronous assembly and disassembly device, a rail lifting device, a rail switching and sleeper sliding device, a sleeper hoisting device, an electric generator, a hydraulic system and control system cabinet and a rail vehicle, wherein the rail vehicle is provided with a plurality of trundles and two longitudinal beams; the four-nut synchronous assembly and disassembly device, the rail lifting device, the rail switching and sleeper sliding device, the sleeper hoisting device, the electric generator and the hydraulic system and control system cabinet are arranged on the two longitudinal beams of the rail vehicle; and the rail vehicle is dragged by an engineering vehicle. By means of the mechanical-electrical-hydraulic integrated sleeper replacement device, a working device can be aligned at the working position quickly; four nuts are assembled and disassembled synchronously, so that the pretightening forces of the four nuts are coincident, the fatigue life of bolts is prolonged, and connection reliability of a sleeper and a steel rail is ensured; the sleeper is quickly hoisted and arranged; the device is suitable for sleeper replacement of linear and curved rail sections; and the rail switching and sleeper sliding device is an integrated device, the structure is simple and compact, automatic control is achieved, operation is convenient, and efficiency of sleeper replacement work is high.

The invention discloses a sleeper replacing machine with a crossing sleeper and push-pull sleeper integration device. The sleeper replacing machine comprises a sleeper four-nut synchronous dismantling and installing device, a sleeper lifting device, a crossing sleeper and push-pull sleeper device, a generator, a hydraulic system, a control system box and a track vehicle. The track vehicle is provided with four trundles and two longitudinal beams. The sleeper four-nut synchronous dismantling and installing device, the sleeper lifting device, the crossing sleeper and push-pull sleeper device, the generator, the hydraulic system and the control system box are arranged on the two longitudinal beams of the track vehicle, and the track vehicle is pulled by an engineering vehicle. According to the sleeper replacing machine, a working device is automatically aligned with the working position, synchronous dismantling and installation of four nuts can be achieved, so that pre-tightening force of the four nuts is consistent, the fatigue life of a bolt is improved, and sleeper and steel rail connection reliability is ensured. The sleeper replacing machine can adapt to relevant operation of straight line and curve rail section sleeper replacement, a crossing sleeper and a push-pull sleeper are an integrated device, and the sleeper replacing machine is simple and compact in structure, is controlled automatically and is convenient to operate and high in sleeper replacement working efficiency.

The invention discloses a mechanical-electrical-hydraulic integration sleeper replacement device. The mechanical-electrical-hydraulic integration sleeper replacement device is composed of a sleeper four-nut synchronous assembling and disassembling device, a rail lifting device, a sleeper rotating, pushing and pulling device, a generator, a hydraulic system and control system box and a rail car. The rail car is provided with four casters and two longitudinal beams. The sleeper four-nut synchronous assembling and disassembling device, the rail lifting device, the sleeper rotating, pushing and pulling device, the generator, and the hydraulic system and control system box are arranged on the two longitudinal beams of the rail car. The rail car is driven by an engineering car. By means of the mechanical-electrical-hydraulic integration sleeper replacement device, a working device can be automatically aligned to a working position, and four nuts can be synchronously disassembled and assembled, so that the pretightening force of the four nuts is consistent, the fatigue life of bolts is prolonged, and the connection reliability of a sleeper and steel rails is ensured; the mechanical-electrical-hydraulic integration sleeper replacement device can adapt to related work of sleeper replacement of linear and curved rail sections; the sleeper rotating, pushing and pulling device is an integrated device; and the structure is simple and compact, control is automatic, operation is convenient, and the sleeper replacement work efficiency is high.

The invention discloses an automatic sleeper replacing device which is composed of a sleeper four-nut synchronous assembling and disassembling device, a rail lifting device, a sleeper-rotating and sleeper pushing-and-pulling device, a generator, a hydraulic system and control system cabinet and a rail car. The rail car is provided with four trundles and two longitudinal beams. The sleeper four-nut synchronous assembling and disassembling device, the rail lifting device, the sleeper-rotating and sleeper pushing-and-pulling device, the generator and the hydraulic system and control system cabinet are arranged on the two longitudinal beams of the rail car. The rail car is dragged by an engineering truck. According to the automatic sleeper replacing device, the working devices can be aligned with working positions automatically, four-nut synchronous assembling and disassembling can be achieved, pretightening force of four nuts is made consistent, the fatigue lives of bolts are prolonged, and connection reliability of sleepers and steel rails is guaranteed; the automatic sleeper replacing device can adapt to relevant operations for sleeper replacing of linear and curved railway sections; and the sleeper-rotating and sleeper pushing-and-pulling device is an integrated device, is simple and compact in structure, convenient to operate and high in sleeper replacing efficiency, and automatic control is achieved.

The invention discloses an automatic sleeper replacing mechanism which is composed of a track lifting device, a shunting and push-pull sleeper device, a sleeper lifting device, a generator, a hydraulic system and control system cabinet and a track car. The track car is provided with a plurality of casters and two longitudinal beams, the track lifting device, the shunting and push-pull sleeper device, the sleeper lifting device, the generator, the hydraulic system and control system cabinet are arranged on the second longitudinal beam of the track car, the track car is pulled through an engineering van, the generator provides power to an oil pump, and a control system, an oil tank, the oil pump, a hydraulic control system and an automatic control system are arranged in the hydraulic system and control system cabinet. By the arrangement, working devices can align to working positions rapidly and automatically; corresponding operation in sleeper replacing of straight and curve track sections can be adaptable; the shunting and push-pull sleeper device is the integrated device, so that simpleness in structure, automatic control, convenience in operation and high operation efficiency in sleeper replacing are achieved.

The present invention discloses a mechanic-electric-hydraulic integrated sleeper replacing device which is composed of a rail lifting device, a rail switching and sleeper push-pull device, a sleeper hoisting device, a generator, a hydraulic system and control system box, and a rail car. The rail car is provided with a plurality of truckles and two longitudinal beams. The rail lifting device, the rail switching and sleeper push-pull device, the sleeper hoisting device, the generator and the hydraulic system and control system box are disposed on the two longitudinal beams of the rail car. The rail car is towed by an engineering truck. The generator provides power for an oil pump and a control system. An oil tank, the oil pump, a hydraulic control system and an automatic control system are disposed in the hydraulic system and control system box. The mechanic-electric-hydraulic integrated sleeper replacing device is capable of automatically aligning working devices to working positions, and capable of adapting to corresponding work of sleeper replacement of straight and curved rail sections; the rail switching and sleeper push-pull device is an integrated device, and is simple in structure, automatic in control, and convenient to operate; and high sleeper replacing working efficiency is achieved.

The invention discloses sleeper replacement machinery with a rotary rail lifting device. The sleeper replacement machinery is composed of the rail lifting device, a sleeper rotating, pushing and pulling device, a sleeper hoisting and conveying device, a generator, a hydraulic system and control system box and a rail vehicle. The rail vehicle is provided with a plurality of casters and two longitudinal beams. The rail lifting device, the sleeper lifting, pushing and pulling device, the sleeper hoisting and conveying device, the generator and the hydraulic system and control system box are arranged on the two longitudinal beams of the rail vehicle. The rail vehicle is dragged by an engineering vehicle. The generator provides powder for an oil pump and a control system. The hydraulic system and control system box is internally provided with an oil tank, the oil pump, the hydraulic control system and an automatic control system. According to the sleeper replacement machinery with the rotary rail lifting device, a working device can be quickly aligned with a working position; the machinery can adapt to corresponding work of sleeper replacement of linear and curved rail sections; the sleeper rotating, pushing and pulling device is an integrated device; and the structure is simple, control is automatic, operation is convenient, and the sleeper replacement working efficiency is high.

The invention discloses a mechanics-electronics-hydraulics-integrated sleeper replacing machine. The mechanics-electronics-hydraulics-integrated sleeper replacing machine is composed of a four-nut synchronous assembling-disassembling device, a first sleeper lifting device, a sleeper-transferring and sleeper-push-pull device, a sleeper hoisting transporting device, a power generator, a hydraulic system and control system cabinet and a rail car. The rail car comprises a plurality of castors and two longitudinal beams, the four-nut synchronous assembling-disassembling device, the first sleeper lifting device, the sleeper-transferring and sleeper-push-pull device, the sleeper hoisting transporting device, the power generator and the hydraulic system and control system cabinet are arranged on the two longitudinal beams of the rail car, and the rail car is drawn through an engineering van. According to the mechanics-electronics-hydraulics-integrated sleeper replacing machine, the working devices can be rapidly aligned with the working position; four nuts can be synchronously assembled or disassembled, pre-tightening force of four nuts is coincident accordingly, the fatigue life of bolts is prolonged, and the reliability of connection between sleepers and steel rails is guaranteed; rapid hoisting transporting and placing work of sleepers is achieved; the mechanics-electronics-hydraulics-integrated sleeper replacing machine adapts to sleeper replacement of linear and curved rail sections; the sleeper-transferring and sleeper-push-pull device is an integrated device, the structure is simple and compact, automatic control is achieved, operation is convenient, and the sleeper replacement working efficiency is high.

The invention discloses a sleeper replacing device with a sleeper four-nut synchronous assembly and disassembly device. The sleeper replacing device is composed of the four-nut synchronous assembly and disassembly device, a sleeper lifting device, a retracking and sleep pushing and pulling device, a sleeper hoisting device, a power generator, a hydraulic system, a control system box and a track car. The track car is provided with multiple trundles and two longitudinal beams, the four-nut synchronous assembly and disassembly device, the sleeper lifting device, the retracking and sleep pushing and pulling device, the sleeper hoisting device, the power generator, the hydraulic system and the control system box are arranged on the two longitudinal beams of the track car, and the track car is dragged by an engineering van. A working device can be rapidly aligned with a working position; four-nut synchronous assembly and disassembly are achieved, the pretightening force of four nuts is consistent, the fatigue life of bolts is prolonged, and the reliability of the sleeper and steel rail connection is guaranteed; sleepers are rapidly hoisted and placed; the sleeper replacing device adapts to linear and curved rail road segment sleeper replacing work; the retracking and sleep pushing and pulling device is an integrated device, the structure is simple and compact, automatic control is achieved, operation is convenient, and sleeper replacing work efficiency is high.

The invention discloses mechanical-electrical-hydraulic integration equipment for sleeper replacement. The mechanical-electrical-hydraulic integration equipment for sleeper replacement is composed of a rail lifting device, a retracking and sleeper push-pull device, a sleeper hoisting and transporting device, an electric generator, a hydraulic system and control system box and a rail car. The rail car is provided with a plurality of casters and two longitudinal beams. The rail lifting device, the retracking and sleeper push-pull device, the sleeper hoisting and transporting device, the electric generator and the hydraulic system and control system box are arranged on the two longitudinal beams of the rail car. The rail car is pulled by an engineering car. The electric generator provides power for an oil pump and control systems. An oil tank, the oil pump, the hydraulic control system and the automatic control system are arranged inside the hydraulic system and control system box. According to the mechanical-electrical-hydraulic integration equipment for sleeper replacement, a working device can be automatically and rapidly aligned with the working position; the mechanical-electrical-hydraulic integration equipment for sleeper replacement can adapt to corresponding work of sleeper replacement on linear and curved rail sections; and the retracking and sleeper push-pull device is integrated, structure is simple, automatic control is achieved, operation is convenient, and sleeper replacement work efficiency is high.

The invention discloses an automatic sleeper replacement machine which is composed of a sleeper four-nut synchronous mounting and demounting device, a rail lifting device, a sleeper rotating and push-pull device, a generator, a hydraulic system, a control system box and a rail car. The rail car is provided with four trundles and two longitudinal beams, the sleeper four-nut synchronous mounting and demounting device, the rail lifting device, the sleeper rotating and push-pull device, the generator, the hydraulic system and the control system box are arranged on the two longitudinal beams of the rail car, and the rail car is pulled by a shop truck. According to the automatic sleeper replacement machine, the work devices can be automatically aligned to work positions; four nuts can be synchronously mounted and demounted, the four nuts are consistent in pretightening force, the fatigue life of bolts is prolonged, and the connecting reliability of a sleeper and a steel rail is ensured; the automatic sleeper replacement machine can adapt to relevant work of linear and curved rail section sleeper replacement; the sleeper rotating and push-pull device is an integrated device, the structure is simple and compact, automatic control is achieved, operation is convenient, and sleeper replacement work efficiency is high.

The invention discloses a sleeper replacing machine with a sleeper hoisting device. The sleeper replacing machine is composed of a rail lifting device, a sleeper-rotating and sleeper pushing-and-pulling device, the sleeper hoisting device, a generator, a hydraulic system and control system cabinet and a rail car. The rail car is provided with a plurality of trundles and two longitudinal beams. The rail lifting device, the sleeper-rotating and sleeper pushing-and-pulling device, the sleeper hoisting device, the generator and the hydraulic system and control system cabinet are arranged on the two longitudinal beams of the rail car. The rail car is dragged by an engineering truck. The generator supplies power to oil pumps and control systems. An oil tank, the oil pumps, the hydraulic control system and the automatic control system are arranged in the hydraulic system and control system cabinet. According to the sleeper replacing machine, the working devices can be aligned with working positions automatically and rapidly; the sleeper replacing machine can adapt to corresponding operations for sleeper replacing of linear and curved railway sections; and the sleeper-rotating and sleeper pushing-and-pulling device is an integrated device, and is simple in structure, convenient to operate and high in sleeper replacing efficiency, and automatic control is achieved.

The invention discloses a sleeper replacing machine with a swinging first rail lifting device. The sleeper replacing machine consists of a four-nut synchronous assembling and disassembling device, a first rail lifting device, a sleeper rotating, pushing and pulling device, a sleeper hoisting device, an electricity generator, a hydraulic system, a control system box and a railcar, wherein a plurality of casters and two stringers are arranged on the railcar; the four-nut synchronous assembling and disassembling device, the first rail lifting device, the sleeper rotating, pushing and pulling device, the sleeper hoisting device, the electricity generator, the hydraulic system and the control system box are arranged on the two stringers of the railcar; and the railcar is drawn by a rider-type truck. Through the adoption of the sleeper replacing machine disclosed by the invention, working devices can be quickly aligned to corresponding working positions; the purpose that four nuts are synchronously assembled and disassembled is realized, so that the pretightening forces of the four nuts are consistent, the fatigue life of bolts is prolonged, and the reliability of the connection between a sleeper and steel rails is guaranteed; the work of hoisting and placing the sleeper is quick; the sleeper replacing machine is adapted to the work of sleep replacement in a straight line railway section and a curved line railway section; the sleeper rotating, pushing and pulling device is an integrated device, so that the sleeper replacing machine disclosed by the invention is simple and compact in structure, automatically controlled, convenient to operate, and high in working efficiency of sleeper replacement.

The invention discloses a sleeper automatic replacement device, which is composed of a rail lifting device, a shunting and sleeper push-pull device, a sleeper hoisting and swinging device, a generator, a hydraulic system and control system box and a rail car. The rail car is provided with multiple castors and two longitudinal beams, the rail lifting device, the shunting and sleeper push-pull device, the sleeper hoisting and swinging device, the generator and the hydraulic system and control system box are arranged on the two longitudinal beams of the rail car, the rail car is dragged by an engineering vehicle, the generator provides power for an oil pump and a control system, and an oil tank, the oil pump, a hydraulic control system and an automatic control system are arranged in the hydraulic system and control system box. By applying the sleeper automatic replacement device, a working device can be automatically rapidly aligned to a working position; the sleeper automatic replacement device can adapt to the corresponding work of sleeper replacement at straight and curved rail sections; and the shunting and sleeper push-pull device is an integrated device, the structure is simple, automatic control is realized, operation is convenient, and the work efficiency for sleeper replacement is high.

The invention discloses a sleeper replacing machine with a reciprocating movement device. The sleeper replacing machine consists of a rail lifting device, a rail rotating and sleeper push-pull device, a sleeper lifting device, a power generator, a hydraulic system, a control system box, and a rail vehicle, wherein the rail vehicle is provided with a plurality of castors and two longitudinal beams; the rail lifting device, the rail rotating and sleeper push-pull device, the sleeper lifting device, the power generator, the hydraulic system, and the control system box are arranged on the two longitudinal beams of the rail vehicle, and the rail vehicle is pulled by an engineering vehicle; the power generator is used for providing power for an oil pump and a control system; an oil tank, an oil pump, a hydraulic control system and an automatic control system are arranged in the hydraulic system and the control system box. The sleeper replacing machine has the advantages that a working device is quickly aligned with a working position; the sleeper replacing machine is suitable for the sleeper replacing of straight and curve rail sections; the rail rotating and sleeper push-pull device is an integration device; the structure is simple and compact, the control is automatic, the operation is convenient, and the sleeper replacing working efficiency is high.

The invention discloses sleeper replacement machinery with a telescopic beam device. The sleeper replacement machinery comprises a track lifting device, a retracking and sleeper push-pull device, a sleeper handling device, a generator, a hydraulic system, a control system box and a track car. The track car is provided with a plurality of casters and two longitudinal beams, the track lifting device, the retracking and sleeper push-pull device, the sleeper handling device, the generator, the hydraulic system and the control system box are arranged on the two longitudinal beams of the track car, the track car is pulled by an engineering van, the generator provides power for an oil pump and a control system, and an oil tank, the oil pump, a hydraulic control system and an automatic control system are arranged in the hydraulic system and the control system box. A working device can be automatically and rapidly aligned to a working position, the sleeper replacement machinery can adapt to corresponding work of linear and curved track section sleeper replacement, and the retracking and sleeper push-pull device is an integrated device which is simple in structure, automatic in control, convenient to operate and high in sleeper replacement efficiency.