CN210238165U - Integrated rail-lifting and sleeper-changing multifunctional automation device - Google Patents

Abstract

The utility model discloses an integrated track lifting and sleeper changing multifunctional automation device, which consists of a self-propelled rail car, an integrated track lifting and sleeper changing multifunctional device, a rechargeable battery pack and an inverter, a hydraulic system and a control system box, wherein the rechargeable battery pack and the inverter provide power for an oil pump and the control system, and the hydraulic system and the control system box are internally provided with an oil tank, the oil pump, a hydraulic control system and an automatic control system; the working position can be automatically and quickly aligned; the steel rail can be quickly jacked up, the sleeper can be quickly rotated, the bad sleeper can be pulled out, and the good sleeper can be pushed in; the rail lifting and pushing and pulling sleeper is an integrated structure, and the structure is simple and compact; the rail car can leave the railway track by itself so as to avoid influence on train passing caused by sleeper changing work; the rail car can automatically return to the railway track, and leave the sleeper changing site after the sleeper changing work is finished; the intelligent control is easy to realize, the operation is convenient, and the pillow changing work efficiency is high.

Description

Integrated rail-lifting and sleeper-changing multifunctional automation device

Technical Field

The utility model relates to a railway maintenance machinery, in particular to integrated rail of carrying trades multi-functional automation equipment of pillow.

Background

During long-time use of the railway sleeper, due to natural settlement and vibration, the local sleeper of the railway sinks, individual sleepers are damaged and need to be replaced in time, during sleeper replacement, rail lifting, sleeper rotating and sleeper pushing and pulling are needed, manual operation is adopted, time and labor are wasted, working efficiency is low, and the sleeper replacement work is finished in an effective train passing gap (commonly called as a skylight) by adopting an integrated rail lifting and sleeper replacement multifunctional automatic device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an integrated rail of carrying trades multi-functional automation equipment of pillow.

The utility model consists of a self-propelled rail car, an integrated rail lifting and sleeper changing multifunctional device, a rechargeable battery pack and an inverter, a hydraulic system and a control system box, wherein the rechargeable battery pack and the inverter provide power for an oil pump and the control system, and the hydraulic system and the control system box are internally provided with the oil tank, the oil pump, the hydraulic control system and an automatic control system;

the self-propelled rail car consists of a driving device, a driven wheel component, a frame and six constant-strength cantilever beams, wherein the frame is provided with a first cross beam, a second cross beam and two longitudinal beams, and a rechargeable battery pack, an inverter, a hydraulic system and a control system box are arranged on the two longitudinal beams of the rail car;

the driving device consists of a braking and decelerating double-output-shaft hydraulic motor, two couplers, two first stepped shafts, two first bearings, two second bearings, two third bearings, two rail wheels, two first split bearing supports, two second split bearing supports and two third split bearing supports, wherein the braking and decelerating double-output-shaft hydraulic motor is provided with a first output shaft, a second output shaft and a square flange plate;

the first bearing is sleeved on a second journal of the first stepped shaft to be fixedly connected, the second bearing is sleeved on a third journal of the first stepped shaft to be fixedly connected, a fourth journal of the first stepped shaft is penetrated in a wheel shaft hole to be fixedly connected, a third bearing is sleeved on a fifth journal of the first stepped shaft to be fixedly connected, square flange plates of the braking and decelerating dual-output shaft hydraulic motor are symmetrically and fixedly connected to the middle part of the lower surface of a first cross beam of a frame, a first split type supporting bearing seat, a second split type supporting bearing seat and a third split type supporting bearing seat are respectively and fixedly connected to the lower surface of the first cross beam of the frame, a coupler is respectively sleeved on a first output shaft of the braking and decelerating dual-output shaft hydraulic motor and a first journal of the first stepped shaft to be fixedly connected, so that a first bearing, a second bearing and a third bearing which are arranged on the first stepped shaft are respectively arranged in the first split type supporting bearing seat, the second split type supporting bearing seat and, then, the first split type supporting bearing cover, the second split type supporting bearing cover and the third split type supporting bearing cover are respectively aligned and fixedly connected with the first split type supporting bearing seat, the second split type supporting bearing seat and the third split type supporting bearing seat, and the same operation in the section is repeated to form a driving device;

the driven wheel device consists of a second stepped shaft, two fourth split bearing supports, two fourth bearings, two fifth split bearing supports, two rail wheels and two fifth bearings, wherein the second stepped shaft is provided with two first journals, two second journals and two third journals which are symmetrical, the fourth split bearing supports consist of bearing seats and bearing covers, the fifth split bearing supports consist of the bearing seats and the bearing covers, and the rail wheels are provided with shaft holes;

two fifth bearings are respectively sleeved on the second stepped shaft and fixedly connected with two third journals, two wheel axle holes are respectively sleeved on the second stepped shaft and fixedly connected with two second journals, two fourth bearings are respectively sleeved on the second stepped shaft and fixedly connected with two first journals, two fourth split type supporting bearing seats and two fifth split type supporting bearing seats are respectively fixedly connected with the lower surface of the second cross beam, so that the two fourth bearings and the two fifth bearings which are arranged on the second stepped shaft are respectively arranged in the two fourth split type supporting bearing seats and the two fifth split type supporting bearing seats, and then the two fourth split type supporting bearing covers and the two fifth split type supporting bearing covers are respectively aligned and fixedly connected with the two fourth split type supporting bearing seats and the two fifth split type supporting bearing seats to form a driven wheel device;

the reciprocating rail device consists of two inverted isosceles trapezoid caterpillar track plate driving wheels, two speed reduction hydraulic motors, six lifting devices and two driven wheels, wherein the inverted isosceles trapezoid caterpillar track plate driving wheels are provided with longitudinal beams, the longitudinal beams are provided with a first shaft hole and two second shaft holes, the speed reduction hydraulic motors are provided with output shafts and flange plates, and the driven wheels are provided with shaft holes;

the lifting device consists of a first hydraulic oil cylinder, a first square-barrel-shaped fixed arm, a first square-barrel-shaped telescopic arm and an L-shaped pin shaft, wherein a piston rod of the first hydraulic oil cylinder is provided with a single-lug ring, the first square-barrel-shaped fixed arm is provided with a closed end, the first square-barrel-shaped telescopic arm is provided with a square flange plate, and the L-shaped pin shaft is provided with a double-lug ring, a square flange plate and a shaft neck;

the six equal-strength cantilever beams are symmetrically and fixedly connected to proper positions on the upper surfaces of the first cross beam and the second cross beam, a first hydraulic oil cylinder is inserted into the first square cylindrical fixed arm, a cylinder body of the first hydraulic oil cylinder is fixedly connected with the closed end of the first square cylindrical fixed arm, a first square cylindrical telescopic arm is inserted into the first square cylindrical fixed arm, the first square cylindrical telescopic arm and the first square cylindrical fixed arm form a moving pair, a single lug ring of a piston rod of the first hydraulic oil cylinder is coaxially connected with double lug rings of the L-shaped pin shaft through a hinge, the piston rod of the first hydraulic oil cylinder is prevented from bearing bending moment, and a square flange plate of the first square cylindrical telescopic arm is aligned and fixedly connected with a;

coaxially penetrating an output shaft of a speed reduction hydraulic motor into a first axial hole of a longitudinal beam of an inverted isosceles trapezoid caterpillar track plate driving wheel, fixedly connecting the output shaft of the speed reduction hydraulic motor with a chain wheel of the inverted isosceles trapezoid caterpillar track plate driving wheel, fixedly connecting a flange plate of the speed reduction hydraulic motor with the longitudinal beam, coaxially penetrating shaft necks of L-shaped pin shafts of two lifting devices into two second axial holes of the longitudinal beam respectively to form hinge connection, and fixedly connecting first square cylindrical fixed arms of the two lifting devices to two equal-strength cantilever beams respectively;

coaxially penetrating an L-shaped pin shaft neck of the lifting device and a driven wheel shaft hole to form a hinge connection, fixedly connecting a first square tubular fixed arm of the lifting device to the constant-strength cantilever beam, and repeating the same operation in the section to form the self-propelled rail car;

the integrated rail lifting and sleeper replacing multifunctional device consists of a telescopic component, a lifting component, a rotary sleeper and a push-pull component thereof, a rail lifting component, a laser displacement sensor and a CMOS image sensor;

the telescopic assembly consists of a second square-cylindrical fixed arm, a second square-cylindrical telescopic arm and a second hydraulic cylinder, the second square-cylindrical telescopic arm is provided with a long slotted hole, a flange plate is arranged at the closed end, a square flange plate is arranged on the cylinder body of the second hydraulic cylinder, and a flange plate is arranged on the piston rod;

a second hydraulic cylinder is arranged in the second square-cylindrical fixed arm in a penetrating manner, a square flange of a cylinder body of the second hydraulic cylinder is fixedly connected to the second square-cylindrical fixed arm, a second square-cylindrical telescopic arm is arranged in the second square-cylindrical fixed arm in a penetrating manner, a piston rod flange of the second hydraulic cylinder is symmetrically and fixedly connected to the fixed end of the second square-cylindrical telescopic arm, and the second square-cylindrical telescopic arm and the second square-cylindrical fixed arm form a moving pair to form a telescopic assembly;

the lifting assembly consists of a third-party cylindrical fixed arm, a third-party cylindrical telescopic arm and a third hydraulic oil cylinder, wherein the third-party cylindrical fixed arm is provided with a closed end, the third-party cylindrical telescopic arm is provided with a flange plate, and a piston rod of the third hydraulic oil cylinder is provided with a flange plate;

a third hydraulic oil cylinder is arranged in the third cylindrical fixed arm in a penetrating manner, so that the cylinder body of the third hydraulic oil cylinder is symmetrically and fixedly connected to the closed end of the third cylindrical fixed arm, a third cylindrical telescopic arm is arranged in the third cylindrical fixed arm in a penetrating manner, the third cylindrical telescopic arm and the third cylindrical fixed arm form a moving pair, and a piston rod flange of the third hydraulic oil cylinder is symmetrically and fixedly connected to a third cylindrical telescopic arm flange to form a lifting assembly;

the rotary pillow and the push-pull assembly thereof consist of a box body, a swing hydraulic motor, a rotating shaft, an end cover and a pillow catching sleeve, wherein the box body is provided with a bottom plate, a first shaft sleeve, a second shaft sleeve and a limiting pin;

the rotating shaft is arranged in a shaft sleeve of the box body in a penetrating way, a first shaft neck and a second shaft neck of the rotating shaft respectively form a revolute pair with the first shaft sleeve and the second shaft sleeve of the box body, the rotating shaft is fixedly connected with an output shaft flange of a swing hydraulic motor, a square flange of the swing hydraulic motor is fixedly connected to a bottom plate of the box body, end covers are symmetrically and fixedly connected to the box body, a pillow catching sleeve is fixedly connected with the flange of the rotating shaft, and a limiting pin of the box body is inserted into the left end of a limiting arc groove of the pillow catching sleeve;

the rail lifting assembly consists of a lifting mechanism, two square cylindrical hanging rods, a fourth cylindrical fixed arm, two fourth cylindrical telescopic arms, a cover plate and two rail lifting hydraulic cylinders, wherein the square cylindrical hanging rods are provided with two square flange plates;

the lifting mechanism consists of a third cross beam, a cantilever beam, a fifth cylindrical fixed arm, a fifth cylindrical telescopic arm, a sixth cylindrical telescopic arm, a telescopic sleeve type hydraulic oil cylinder, a support frame, a first connecting rod and a second connecting rod, wherein the cantilever beam is provided with a square flange plate, the fifth cylindrical fixed arm is provided with a closed end, the fifth cylindrical telescopic arm is provided with the square flange plate, the square flange plate is provided with a circular ring and two symmetrical slotted holes, the sixth cylindrical telescopic arm is provided with two symmetrical slotted holes, the square flange plate and two lug rings, a telescopic sleeve type hydraulic oil cylinder body is provided with a flange plate, a first-stage telescopic sleeve is provided with a flange plate, a second-stage telescopic sleeve is provided with a flange plate, the support frame is provided with a square hole and two symmetrical support plates, the first connecting rod is provided with two symmetrical lug rings, and the second connecting;

the telescopic sleeve type hydraulic oil cylinder is arranged in the fifth cylindrical fixed arm in a penetrating way, so that the flange plates of the telescopic sleeve type hydraulic oil cylinder are symmetrically and fixedly connected with the closed end of the fifth cylindrical fixed arm, the fifth cylindrical telescopic arm is arranged in the fifth cylindrical fixed arm in a penetrating way, the fifth cylindrical telescopic arm and the fifth cylindrical fixed arm form a moving pair, the secondary telescopic sleeve of the telescopic sleeve type hydraulic oil cylinder penetrates through the inner hole of the circular ring of the fifth cylindrical telescopic arm, so that the flange plate of the primary telescopic sleeve of the telescopic sleeve type hydraulic oil cylinder is symmetrically and fixedly connected with the circular ring of the flange plate of the fifth cylindrical telescopic arm, the flange plate of the fifth cylindrical telescopic arm and the upper surface of the square hole of the bracket are positively and fixedly connected, the sixth cylindrical telescopic arm penetrates through the lower surface of the square hole of the bracket and is arranged in the fifth cylindrical telescopic arm, the sixth cylindrical telescopic arm and the fifth cylindrical telescopic arm form a moving pair, so that the flange plate of the, fixedly connecting a fifth square cylindrical fixed arm to a square flange of a cantilever beam, connecting a single lug ring at one end of a first connecting rod, a double lug ring of a second connecting rod and a double lug ring of a sixth cylindrical telescopic arm through hinges, and symmetrically and fixedly connecting the cantilever beam to the side surface of a third cross beam to form a lifting mechanism;

two rail lifting hydraulic cylinders are respectively fixedly connected in semi-cylindrical holes of two fourth cylindrical telescopic arms, the two fourth cylindrical telescopic arms are respectively arranged in the two fourth cylindrical fixed arms in a penetrating way from two ends of a fourth cylindrical fixed arm, so that the fourth cylindrical telescopic arms and the fourth cylindrical fixed arms form a moving pair, a first connecting rod is penetrated into a long groove hole of the fourth cylindrical fixed arm, a double-lug ring of the fourth cylindrical telescopic arms is hinged with a single-lug ring at the other end of the first connecting rod, a second connecting rod is penetrated into the long groove hole of the fourth cylindrical fixed arm, the other fourth cylindrical telescopic double-lug ring is hinged with a single-lug ring of the second connecting rod, a cover plate is symmetrically and fixedly connected on a technical port of the fourth cylindrical fixed arm, square flange plates of two suspenders are symmetrically and fixedly connected on the upper surface of the fourth cylindrical fixed arm, the other square flange plates of the two suspenders are symmetrically and fixedly connected on the lower surface of a strut, forming a rail lifting assembly;

the second square cylindrical fixed arm is fixedly connected to a third cross beam, the third square cylindrical fixed arm is fixedly connected to a flange plate at the closed end of the second square cylindrical telescopic arm, the box body is fixedly connected to a flange plate of the third square cylindrical telescopic arm, the laser displacement sensor is fixedly connected to the second square cylindrical fixed arm, the CMOS image sensor is fixedly connected to the outer side of the rail car longitudinal beam, and the integrated rail lifting and sleeper changing multifunctional automatic device is formed.

The utility model has the advantages that:

1. the integrated rail lifting and sleeper replacing multifunctional device borne by the rail car quickly arrives at or departs from a sleeper replacing site, and the integrated rail lifting and sleeper replacing multifunctional device automatically and quickly aligns to a working position;

2. the steel rail can be quickly jacked up, the sleeper can be quickly rotated, the bad sleeper can be pulled out, and the good sleeper can be pushed in;

3. the rail lifting and pushing and pulling sleeper is an integrated structure, and the structure is simple and compact;

4. the rail car can leave the railway track by itself so as to avoid influence on train passing caused by sleeper changing work; the rail car can automatically return to the railway track, and leave the sleeper changing site after the sleeper changing work is finished;

5. automatic control is easy to realize, operation is convenient, and the pillow changing work efficiency is high.

Drawings

Fig. 1 is a perspective view illustrating the non-working state of the present invention.

Fig. 2 is a perspective view illustrating the working state of the present invention.

Fig. 3 is a perspective view of the railcar of the present invention.

Fig. 4 is a right side view of fig. 3.

Fig. 5 is an exploded perspective view of the railcar driving device according to the present invention.

Fig. 6 is an exploded perspective view of the driven wheel assembly of the rail car of the present invention.

Fig. 7 is an exploded perspective view of the main components of the reciprocating rail device of the present invention.

Fig. 8 is a perspective view illustrating the working state of the upper and lower rails according to the present invention.

Fig. 9 is a right side view of fig. 8.

Fig. 10 is a schematic perspective view of the upper and lower rails of the present invention in working condition.

Fig. 11 is a right side view of fig. 10.

Fig. 12 is an exploded perspective view of the telescopic assembly (the front wall of the second square-tube-shaped telescopic arm is cut open), the lifting assembly, the rotary pillow and the push-pull assembly (the box body is half-cut open) thereof.

Fig. 13 is an exploded perspective view of the rail lifting assembly of the present invention.

Detailed Description

Referring to fig. 1, the present invention is composed of a self-propelled rail car 1, an integrated rail-lifting and sleeper-changing multifunctional device 7, a rechargeable battery pack and inverter 18, a hydraulic system and control system box 19, wherein the rechargeable battery pack and inverter 18 provide power for an oil pump and a control system, and an oil tank, the oil pump, the hydraulic control system and an automatic control system are arranged in the hydraulic system and control system box 19;

referring to fig. 3, the self-propelled rail car 1 is composed of a driving device 10, a driven wheel assembly 11, a frame 13 and six constant-strength cantilever beams 16, wherein the frame 13 is provided with a first cross beam 131, a second cross beam 132 and two longitudinal beams 133, and a rechargeable battery pack and inverter 18 and a hydraulic system and control system box 19 are arranged on the two longitudinal beams 133 of the rail car;

referring to fig. 4 and 5, the driving device 10 comprises a braking and decelerating dual output shaft hydraulic motor 100, two couplers 101, two first stepped shafts 102, two first bearings 103, two second bearings 104, two third bearings 105, two rail wheels 106, two first split bearing supports 107, two second split bearing supports 108, and two third split bearing supports 109, the braking and decelerating dual output shaft hydraulic motor 100 is provided with a first output shaft 1001, a second output shaft 1002, and a square flange 1003, the first stepped shaft 102 is provided with a first journal 1021, a second journal 1022, a third journal 1023, a fourth journal 1024, and a fifth journal 1025, the rail wheels 106 are provided with a shaft hole 1061, the first split bearing support 107 is composed of a bearing seat 1071 and a bearing cover 1072, the second split bearing support 108 is composed of a bearing seat 1081 and a bearing cover 1082, the third split bearing support 109 is composed of a bearing seat 1091 and a bearing cover 1092;

sleeving a first bearing 103 on a first stepped shaft second journal 1022 for fixed connection, sleeving a second bearing 104 on a first stepped shaft third journal 1023 for fixed connection, penetrating a first stepped shaft fourth journal 1024 into a wheel shaft hole 1061 for fixed connection, sleeving a third bearing 105 on the first stepped shaft fifth journal 1025 for fixed connection, symmetrically and fixedly connecting a braking and decelerating dual-output shaft hydraulic motor square flange 1003 to the middle part of the lower surface of a first cross beam 131 of a frame, respectively fixedly connecting a first split supporting bearing seat 1071, a second split supporting bearing seat 1081 and a third split supporting bearing seat 1091 to the lower surface of the first cross beam 131 of the frame, respectively sleeving a braking and decelerating dual-output shaft hydraulic motor first output shaft 1001 and a first stepped shaft first journal 1021 for fixed connection, so that the first bearing 103, the second bearing 104 and the third bearing 105 installed on the first stepped shaft 102 are respectively arranged on the first split supporting bearing seat 1071, the second split supporting bearing seat, A first split supporting bearing cover 1072, a second split supporting bearing cover 1082 and a third split supporting bearing cover 1092 are aligned and fixedly connected with the first split supporting bearing seat 1071, the second split supporting bearing seat 1081 and the third split supporting bearing seat 1091 respectively, and the same operation is repeated to form a driving device 10;

referring to fig. 3 and 6, the driven wheel device 11 is composed of a second stepped shaft 110, two fourth split bearing supports 111, two fourth bearings 112, two fifth split bearing supports 113, two rail wheels 114 and two fifth bearings 115, the second stepped shaft 110 is provided with two symmetrical first journals 1101, two second journals 1102 and two third journals 1103, the fourth split bearing support 111 is composed of a bearing seat and a bearing cover 1112, the fifth split bearing support 113 is composed of a bearing seat 1131 and a bearing cover 1132, the rail wheels 114 are provided with shaft holes 1141;

two fifth bearings 115 are respectively sleeved on the second stepped shaft and fixedly connected with two third journals 1103, two wheel shaft holes 1061 are respectively sleeved on the second stepped shaft and fixedly connected with two second journals 1102, two fourth bearings 112 are respectively sleeved on the second stepped shaft and fixedly connected with two first journals 1101, two fourth split support bearing seats 1111 and two fifth split support bearing seats 1131 are respectively fixedly connected with the lower surface of the second cross beam 132, so that the two fourth bearings 112 and the two fifth bearings 115 arranged on the second stepped shaft 110 are respectively arranged in the two fourth split support bearing seats 1111 and the two fifth split support bearing seats 1131, and then the two fourth split support bearing covers 1112 and the two fifth split support bearing covers 1132 are respectively aligned and fixedly connected with the two fourth split support bearing seats 1111 and the two fifth split support bearing seats 1132, so as to form the driven wheel device 11;

referring to fig. 3, 4 and 7, the reciprocating rail device 12 is composed of two inverted isosceles trapezoid caterpillar track plate driving wheels 121, two decelerating hydraulic motors 122, six lifting devices 123 and two driven wheels 125, wherein the inverted isosceles trapezoid caterpillar track plate driving wheels 121 are provided with longitudinal beams 1211, the longitudinal beams 1211 are provided with first shaft holes 12111 and two second shaft holes 12112, the decelerating hydraulic motors 122 are provided with output shafts 1221 and flange disks 1222, and the driven wheels 125 are provided with shaft holes 1251;

referring to fig. 7, the lifting device 123 is composed of a first hydraulic cylinder 1231, a first square cylindrical fixed arm 1232, a first square cylindrical telescopic arm 1233 and an L-shaped pin 1234, wherein a piston rod of the first hydraulic cylinder 1231 is provided with a single-lug ring 12311, the first square cylindrical fixed arm 1232 is provided with a closed end 12321, the first square cylindrical telescopic arm 1233 is provided with a square flange 12331, and the L-shaped pin 1234 is provided with a double-lug ring 12341, a square flange 12342 and a journal 12343;

the six constant-strength cantilever beams 16 are symmetrically and fixedly connected to proper positions of the upper surfaces of the first cross beam 131 and the second cross beam 132, the first hydraulic cylinder 1231 is inserted into the first square cylindrical fixed arm 1232, a cylinder body of the first hydraulic cylinder 1231 is fixedly connected with a closed end 12321 of the first square cylindrical fixed arm, the first square cylindrical telescopic arm 1233 is inserted into the first square cylindrical fixed arm 1232, the first square cylindrical telescopic arm 1233 and the first square cylindrical fixed arm 1232 form a moving pair, the first hydraulic cylinder piston rod single lug ring 12311 and the L-shaped pin shaft double lug ring 12341 are coaxially hinged, the first hydraulic cylinder piston rod is prevented from bearing bending moment, the first square cylindrical telescopic arm square flange 12331 and the L-shaped pin shaft square flange 12342 are aligned and fixedly connected, and the lifting device 123 is formed;

coaxially penetrating a speed reduction hydraulic motor output shaft 1221 and a longitudinal beam first shaft hole 12111 of an inverted isosceles trapezoid caterpillar track plate driving wheel 121, fixedly connecting the speed reduction hydraulic motor output shaft 1221 with a chain wheel of the inverted isosceles trapezoid caterpillar track plate driving wheel 121, fixedly connecting a speed reduction hydraulic motor flange 1222 with a longitudinal beam 1211, coaxially penetrating L-shaped pin shaft journals 12343 of two lifting devices with two longitudinal beam second shaft holes 12112 respectively to form a hinge connection, and fixedly connecting first cylindrical fixed arms 1232 of the two lifting devices on two equal-strength cantilever beams 16 respectively;

coaxially penetrating an L-shaped pin shaft journal 12343 of the lifting device and the driven wheel shaft hole 1251 to form a hinge connection, fixedly connecting a first cylindrical fixed arm 1232 of the lifting device to the constant-strength cantilever beam 16, and repeating the same operation in the section to form the self-propelled rail car 1;

referring to fig. 2, the integrated rail lifting and sleeper changing multifunctional device 7 is composed of a telescopic assembly 70, a lifting assembly 71, a sleeper and its push-pull assembly 72, a rail lifting assembly 73, a laser displacement sensor 74 and a CMOS image sensor 75;

referring to fig. 12, the telescopic assembly 70 is composed of a second square cylindrical fixed arm 701, a second square cylindrical telescopic arm 702 and a second hydraulic cylinder 703, the second square cylindrical telescopic arm 702 is provided with a long slot 7021, a closed end is provided with a flange 7022, the cylinder body of the second hydraulic cylinder 703 is provided with a square flange 7031, and a piston rod is provided with a flange 7032;

a second hydraulic cylinder 703 is arranged in the second square cylindrical fixed arm 701 in a penetrating manner, so that a square flange 7031 of a cylinder body of the second hydraulic cylinder is fixedly connected to the second square cylindrical fixed arm 701, a second square cylindrical telescopic arm 702 is arranged in the second square cylindrical fixed arm 701 in a penetrating manner, so that a piston rod flange 7032 of the second hydraulic cylinder is symmetrically and fixedly connected to the fixed end of the second square cylindrical telescopic arm 702, and the second square cylindrical telescopic arm 702 and the second square cylindrical fixed arm 701 form a moving pair to form a telescopic assembly 70;

referring to fig. 12, the lifting assembly 71 comprises a third cylindrical fixing arm 711, a third cylindrical telescopic arm 712 and a third hydraulic cylinder 713, wherein the third cylindrical fixing arm 711 is provided with a closed end 7111, the third cylindrical telescopic arm 712 is provided with a flange 7121, and a piston rod of the third hydraulic cylinder 713 is provided with a flange 7131;

a third hydraulic oil cylinder 713 is arranged in the third cylindrical fixed arm 711 in a penetrating manner, so that the cylinder bodies of the third hydraulic oil cylinder 713 are symmetrically and fixedly connected to the closed end 7111 of the third cylindrical fixed arm, a third cylindrical telescopic arm 712 is arranged in the third cylindrical fixed arm 711 in a penetrating manner, the third cylindrical telescopic arm 712 and the third cylindrical fixed arm 711 form a sliding pair, and a piston rod flange of the third hydraulic oil cylinder is symmetrically and fixedly connected to a third cylindrical telescopic arm flange 7121 to form a lifting assembly 71;

referring to fig. 12, the said sleeper and its push-pull assembly 72 is composed of a box 721, a swing hydraulic motor 722, a rotating shaft 723, an end cap 724 and a pillow case 725, the box 721 is provided with a bottom plate 7211, a first shaft sleeve 7212, a second shaft sleeve 7213 and a limit pin 7214, the swing hydraulic motor 722 is provided with a square flange 7221, an output shaft is provided with a flange 722, the rotating shaft 723 is provided with a first shaft neck 7231, a second shaft neck 7232 and a flange 7233, the pillow case 725 is provided with a sleeve 7251 with a plastic lining, a limit arc groove 7252 and an inner surface 7253 conformal to the outer surface of the sleeper end;

the rotating shaft 723 is arranged in a shaft sleeve of the box body 721 in a penetrating manner, so that a first shaft neck 7231 and a second shaft neck 7232 of the rotating shaft 723 form a revolute pair with a first shaft sleeve 7212 and a second shaft sleeve 7213 of the box body respectively, the rotating shaft 723 is fixedly connected with an output shaft flange 7222 of the swing hydraulic motor 722, a square flange 7221 of the swing hydraulic motor 722 is fixedly connected to a bottom plate 7211 of the box body, end covers 724 are symmetrically and fixedly connected to the box body 721, a escape cover 725 is fixedly connected with a rotating shaft flange 7233, and a box body limiting pin 7214 is inserted into the left end of a limiting arc groove 7252 of the escape cover 725, so that;

as shown in fig. 13, the rail lifting assembly 73 is composed of a lifting mechanism 731, two square cylindrical booms 732, a fourth cylindrical fixing arm 733, two fourth cylindrical telescopic arms 734, a cover plate 735, and two rail lifting hydraulic cylinders 736, wherein the square cylindrical booms 732 are provided with two square flanges 7321, the fourth cylindrical fixing arm 733 is provided with a long slot 7331, an assembling and disassembling process port 7332, and two symmetrical semi-circular holes 7333, the fourth cylindrical telescopic arms 734 are provided with semi-circular holes 7341 and two lug rings 7342, the cylinder body of the rail lifting hydraulic cylinder 736 is provided with a force plate 7361, and the piston rod is provided with a supporting plate 7362;

referring to fig. 13, the lifting mechanism 731 comprises a third beam 7310, a cantilever 7311, a fifth cylindrical fixed arm 7312, a fifth cylindrical telescopic arm 7313, a sixth cylindrical telescopic arm 7314, a telescopic hydraulic cylinder 7315, a support 7316, a first link 7317 and a second link 7318, the cantilever 7311 is provided with a square flange 73111, the fifth cylindrical fixed arm 7312 is provided with a closed end 73121, the fifth cylindrical telescopic arm 7313 is provided with a square flange 73131, the square flange 73131 is provided with a circular ring 73133 and two symmetrical slotted holes 73132, the sixth cylindrical telescopic arm 7314 is provided with two symmetrical long slotted holes 73141, a square flange 73142 and two symmetrical lug rings 73143, the cylinder body of the telescopic hydraulic cylinder 7315 is provided with a flange 73151, the primary telescopic sleeve is provided with a flange 73152, the secondary telescopic sleeve is provided with a flange 73153, the support 7316 is provided with a square hole 73161 and two symmetrical support plates 73162, the first link 7317 is provided with two symmetrical single lug rings 73171, the second link 7318 is provided with a double ear ring 73181 and a single ear ring 73182;

a telescopic sleeve type hydraulic oil cylinder 7315 is arranged in a fifth cylindrical fixed arm 7312 in a penetrating manner, so that a telescopic sleeve type hydraulic oil cylinder flange 73151 is symmetrically and fixedly connected with a closed end 73121 of the fifth cylindrical fixed arm, a fifth cylindrical telescopic arm 7313 is arranged in the fifth cylindrical fixed arm 7312 in a penetrating manner, the fifth cylindrical telescopic arm 7313 and the fifth cylindrical fixed arm 7312 form a moving pair, a telescopic sleeve type hydraulic oil cylinder secondary telescopic sleeve penetrates through an inner hole of a fifth cylindrical telescopic arm circular ring 73133, a telescopic sleeve type hydraulic oil cylinder primary telescopic sleeve flange 73152 and the fifth cylindrical telescopic arm flange circular ring 73133 are symmetrically and fixedly connected, a fifth cylindrical telescopic arm flange 73131 and a support frame square hole 73161 are positively and fixedly connected, a sixth cylindrical telescopic arm 7314 penetrates through the lower part of the support frame square hole 73161 and is arranged in the fifth cylindrical telescopic arm 7313, so that the sixth cylindrical telescopic arm 7314 and the fifth cylindrical telescopic arm 7313 form a moving pair, a secondary telescopic sleeve flange 73153 of the telescopic sleeve type hydraulic oil cylinder is symmetrically and fixedly connected with a sixth cylindrical telescopic arm flange 73142, a fifth cylindrical fixed arm 7312 is fixedly connected with a cantilever beam square flange 73111, a single-lug ring 73171 at one end of a first connecting rod, a second connecting rod double-lug ring 73181 and a sixth cylindrical telescopic arm double-lug ring 73143 are hinged, and a cantilever beam 7311 is symmetrically and fixedly connected with the side surface of a third beam 7310 to form a lifting mechanism 731;

two rail lifting hydraulic oil cylinders are respectively fixedly connected in two fourth cylindrical telescopic arm semi-cylindrical holes 7341, two fourth cylindrical telescopic arms 734 are respectively penetrated in the fourth cylindrical fixing arm 733 from two ends thereof, the fourth cylindrical telescopic arm 734 and the fourth cylindrical fixing arm 733 form a moving pair, a first connecting rod 7317 is penetrated in the fourth cylindrical fixing arm long slotted hole 7331, a fourth cylindrical telescopic arm double lug ring 7342 is hinged with the first connecting rod other end single lug ring 73171, a second connecting rod 7318 is penetrated in the fourth fixing arm cylindrical long slotted hole 7331, the other fourth cylindrical telescopic double lug ring 7342 is hinged with the second connecting rod single lug ring 73182, a cover plate 735 is symmetrically fixedly connected on the fourth cylindrical fixing arm assembling and disassembling technical port 7332, the square flange plates 7321 of the two suspenders are symmetrically fixedly connected on the upper surface of the fourth cylindrical fixing arm 733, the other square flange 7321 of the two suspenders is symmetrically fixedly connected on the lower surface of the strut 7316, the third beam 7310 is symmetrically fixed on two longitudinal beams 133 of the self-propelled rail car to form a rail lifting assembly 73;

the second square cylindrical fixed arm 701 is fixedly connected to the third beam 7310, the third square cylindrical fixed arm 711 is fixedly connected to the flange 7021 at the closed end of the second square cylindrical telescopic arm, the box 721 is fixedly connected to the flange 7121 of the third square cylindrical telescopic arm, the laser displacement sensor 74 is fixedly connected to the second square cylindrical fixed arm 701, and the CMOS image sensor 75 is fixedly connected to the outer side of the rail car longitudinal beam 133 to form the integrated rail lifting and sleeper changing multifunctional automatic device.

The working process and principle of the embodiment are as follows:

1. pulling out the damaged sleeper: after the ballast between sleepers at two sides of a bad sleeper is cleaned, four nuts of the sleeper are removed, bolts at the outer side of the sleeper at the right side of the bad sleeper are marked by engine oil, high-pressure oil enables a first output shaft and a second output shaft of a braking and decelerating dual-output shaft hydraulic motor to rotate forward and synchronously, two rail wheels are driven to rotate forward through two first step shafts, when a rail car runs to the position near the site of the sleeper to be changed, image information collected by a CMOS image sensor is automatically identified through a pattern identification system, the braking and decelerating dual-output shaft hydraulic motor starts to brake, the rail car is stopped at the position where the CMOS image sensor is coaxial with the engine oil marking bolts, a turning sleeper and a push-pull device thereof are positioned right above the sleeper to be changed, two rail lifting hydraulic cylinders are positioned between the sleepers at the right side of the sleeper to be changed, as shown in figure 1, high-pressure oil enables a first-stage telescopic sleeve of a telescopic sleeve, when two supporting plates of the supporting frame are contacted with two longitudinal beams of the self-propelled rail car, the upper surfaces of two rail lifting hydraulic oil cylinder stress plates are coplanar with the lower surfaces of two side rails respectively, a first-stage telescopic sleeve of a telescopic sleeve type hydraulic oil cylinder stops extending, a second-stage telescopic sleeve of the telescopic sleeve type hydraulic oil cylinder starts extending to push a sixth cylindrical telescopic arm to extend, the sixth cylindrical telescopic arm pushes a first connecting rod and a second connecting rod to move to respectively enable the two fourth cylindrical telescopic arm supporting belt rail lifting hydraulic oil cylinders to extend outwards, when the rail lifting hydraulic oil cylinder extends outwards until a cylinder body of the rail lifting hydraulic oil cylinder is contacted with a lower flange of the rail, the upper surfaces of the two rail lifting hydraulic oil cylinder stress plates are contacted with the lower surfaces of the two side rails respectively, the telescopic sleeve type second-stage telescopic sleeve stops extending, and high-pressure oil enables piston rods of the two rail lifting hydraulic oil cylinders, when the supporting plate fixedly connected to the piston rod contacts and compacts the ballast of the roadbed, the supporting plate of the rail-lifting hydraulic cylinder body moves upwards along with the continuous extension of the piston rod to jack the steel rail, the middle position of the electromagnetic reversing valve enables the rail-lifting hydraulic cylinder to maintain pressure, high-pressure oil enables the piston rod of the third hydraulic cylinder to extend out to push the third cylindrical telescopic arm to extend out to enable the third cylindrical telescopic arm to support the belt-bearing rotating pillow and the push-pull component thereof to descend, when the inner surface of the capturing pillowcase is in contact with the outer surface of the end part of the sleeper, the capturing pillowcase is sleeved at the end part of the sleeper, when the capturing pillowcase sleeve is sleeved on a bolt at the end part of the sleeper, the piston rod of the third hydraulic cylinder stops extending out, the high-pressure oil enables the swing hydraulic motor to start to rotate forwards to enable the capturing pillowcase fixedly connected with the rotating shaft to rotate, the capturing pillowcase supporting belt rotates, when the right end of the limiting arc groove of the capturing pillowcase is, the swing hydraulic motor stops rotating forward, the piston rod of the second hydraulic cylinder starts to extend to push the second square cylindrical telescopic arm to extend, so that the second square cylindrical telescopic arm carries the lifting component, the rotary sleeper, the push-pull component of the rotary sleeper and the broken sleeper move outwards, the laser displacement sensor measures a displacement signal of the second square cylindrical telescopic arm and the third square cylindrical fixed arm to control the second hydraulic cylinder to work, the sleeve of the pillowcase catching sleeve pulls the broken sleeper to move outwards, when the broken sleeper moves outwards until the rear end surface of the broken sleeper is coplanar with the rear side surface of the front steel rail lower flange, the piston rod of the second hydraulic cylinder stops extending, high-pressure oil enables the swing hydraulic motor to start rotating backward, when the left end of the limiting arc groove of the pillowcase catching ring is contacted with the box limiting pin, the pillowcase catching ring carries the sleeper to rotate backward by 90 degrees, as shown in figure 2, the swing hydraulic motor stops rotating backward, and the high-pressure, pulling a third-party cylindrical telescopic arm to retract, enabling a third-party cylindrical telescopic arm to lift the rotating pillow and the push-pull assembly thereof to a proper position, enabling a second hydraulic cylinder piston rod to begin to retract, pulling a second square-cylindrical telescopic arm to retract, enabling a second square-cylindrical telescopic arm to lift the lifting assembly, the rotating pillow and the push-pull assembly thereof to move inwards to the position shown in the figure 1, stopping retracting the second hydraulic cylinder piston rod, manually or mechanically moving the bad sleeper away, and pulling out the bad sleeper to finish the work;

2. and (3) well propelling the sleeper to work: manually or mechanically putting the sleeper, and when the piston rod of the second hydraulic cylinder extends to the capturing pillowcase sleeve and is coaxial with the bolt at the front end of the sleeper by high-pressure oil, properly extending the piston rod of the third hydraulic cylinder to the capturing pillowcase sleeve and is sleeved at the end part of the sleeper, and the capturing pillowcase sleeve is sleeved on the bolt at the end part of the sleeper, as shown in fig. 2, the high-pressure oil enables the swing hydraulic motor to start to rotate forwards until the capturing pillowcase carrying sleeper rotates forwards by 90 degrees, the high-pressure oil enables the piston rod of the second hydraulic cylinder to retract to the capturing pillowcase sleeve and pushes the sleeper to move inwards to a proper position, the high-pressure oil enables the swing hydraulic motor to start to rotate backwards until the capturing pillowcase carrying sleeper carrying belt rotates backwards by 90 degrees, as shown in fig. 1, and the high-pressure oil enables the piston rod of the third hydraulic cylinder to retract to the third cylindrical telescopic;

the high pressure oil makes the piston rods of the two rail lifting hydraulic oil cylinders pull the supporting plates to start to retract synchronously to the steel rail and fall to the original position, the high pressure oil makes the secondary telescopic sleeve of the telescopic hydraulic oil cylinder to retract, pulls the sixth cylindrical telescopic arm to retract, the sixth cylindrical telescopic arm pulls the first connecting rod and the second connecting rod to move, respectively makes the two sub-supporting sleeves of the fourth cylindrical telescopic arm to retract inwards, when the rail lifting hydraulic oil cylinder retracts inwards to contact the cylinder body of the second telescopic sleeve of the telescopic hydraulic oil cylinder and the semicircular hole of the fourth cylindrical fixed arm, the secondary telescopic sleeve of the telescopic hydraulic oil cylinder stops retracting, the high pressure oil makes the primary telescopic sleeve of the telescopic hydraulic oil cylinder to retract, pulls the fifth cylindrical telescopic arm to retract, the supporting frame of the fifth cylindrical telescopic arm and the two rail lifting rails rise to proper heights, as shown in figure 1, the primary telescopic sleeve of the telescopic hydraulic oil, after the sleeper is well propelled to work, the first output shaft and the second output shaft of the braking and decelerating double-output-shaft hydraulic motor are reversely and synchronously rotated by high-pressure oil, and the rail car leaves a sleeper changing site.

3. The rail car leaves the railway track: if the related work cannot be finished in the effective train passing clearance, the high-pressure oil enables the six first hydraulic oil cylinder piston rods to synchronously extend, the six first hydraulic oil cylinder piston rods respectively push the six first square telescopic arms to synchronously extend, so that the six L-shaped pin shafts respectively support the two inverted isosceles trapezoid track slab driving wheels and the two wheels to move downwards, when the two inverted isosceles trapezoid track slab driving wheels and the two wheels contact roadbed ballast and are compacted, the six first hydraulic oil cylinder bodies respectively push the six first square fixed arms to move upwards, so that the six equal-strength cantilever beams respectively support the first cross beams and the second cross beams to move upwards, so that the track wheels leave the track at a proper height, the six first hydraulic oil cylinder piston rods simultaneously stop extending, the high-pressure oil enables the two speed reduction hydraulic motors to synchronously rotate in the forward direction, and the two inverted isosceles trapezoid track slab driving wheels drive the track car to transversely leave the track on the roadbed, when the caterpillar plates of the two inverted isosceles trapezoid caterpillar plate driving wheels are contacted with the steel rail, as shown in fig. 8 and 9, the gravity center of the railcar begins to rise, the two inverted isosceles trapezoid caterpillar plate driving wheels get over the steel rail, as shown in fig. 10 and 11, the gravity center of the railcar begins to fall, the two inverted isosceles trapezoid caterpillar plate driving wheels get over the steel rail, the railcar is moved to a proper position of a roadbed, the two deceleration hydraulic motors stop rotating in the forward direction, and the railcar is finished after leaving the railway track;

4. returning the rail car to the railway track: when a train passes through a sleeper changing site, high-pressure oil enables two speed reducing hydraulic motors to start synchronous reverse rotation, two inverted isosceles trapezoid caterpillar track plate driving wheels drive a railcar to start transverse return track movement on a roadbed, as shown in figures 10 and 11, the two inverted isosceles trapezoid caterpillar track plate driving wheels cross a steel rail, the center of gravity of the railcar continues to rise, as shown in figures 8 and 9, the two inverted isosceles trapezoid caterpillar track plate driving wheels cross the steel rail, the center of gravity of the railcar continues to fall, when the railcar reaches a position shown in figure 1, the two speed reducing hydraulic motors stop reverse rotation, the high-pressure oil enables six first hydraulic oil cylinder piston rods to start synchronous retraction, the railcar wheels fall to contact with a track, the railcar is supported by the railcar, as shown in figure 1, the six first hydraulic oil cylinder piston rods stop retraction, the railcar returns to the track, and the railcar can freely move on the track, to begin the relevant work to be completed.

Claims (1)

1. The utility model provides an integrated rail of carrying trades multi-functional automation equipment of pillow which characterized in that: the system consists of a self-propelled rail car, an integrated rail lifting and sleeper changing multifunctional device, a rechargeable battery pack, an inverter, a hydraulic system and a control system box, wherein the rechargeable battery pack and the inverter provide power for an oil pump and the control system;

the self-propelled rail car consists of a driving device, a driven wheel component, a frame and six constant-strength cantilever beams, wherein the frame is provided with a first cross beam, a second cross beam and two longitudinal beams, and a rechargeable battery pack, an inverter, a hydraulic system and a control system box are arranged on the two longitudinal beams of the rail car;

the driving device consists of a braking and decelerating double-output-shaft hydraulic motor, two couplers, two first stepped shafts, two first bearings, two second bearings, two third bearings, two rail wheels, two first split bearing supports, two second split bearing supports and two third split bearing supports, wherein the braking and decelerating double-output-shaft hydraulic motor is provided with a first output shaft, a second output shaft and a square flange plate;

the first bearing is sleeved on a second journal of the first stepped shaft to be fixedly connected, the second bearing is sleeved on a third journal of the first stepped shaft to be fixedly connected, a fourth journal of the first stepped shaft is penetrated in a wheel shaft hole to be fixedly connected, a third bearing is sleeved on a fifth journal of the first stepped shaft to be fixedly connected, square flange plates of the braking and decelerating dual-output shaft hydraulic motor are symmetrically and fixedly connected to the middle part of the lower surface of a first cross beam of a frame, a first split type supporting bearing seat, a second split type supporting bearing seat and a third split type supporting bearing seat are respectively and fixedly connected to the lower surface of the first cross beam of the frame, a coupler is respectively sleeved on a first output shaft of the braking and decelerating dual-output shaft hydraulic motor and a first journal of the first stepped shaft to be fixedly connected, so that a first bearing, a second bearing and a third bearing which are arranged on the first stepped shaft are respectively arranged in the first split type supporting bearing seat, the second split type supporting bearing seat and, then, the first split type supporting bearing cover, the second split type supporting bearing cover and the third split type supporting bearing cover are respectively aligned and fixedly connected with the first split type supporting bearing seat, the second split type supporting bearing seat and the third split type supporting bearing seat, and the same operation in the section is repeated to form a driving device;

the driven wheel device consists of a second stepped shaft, two fourth split bearing supports, two fourth bearings, two fifth split bearing supports, two rail wheels and two fifth bearings, wherein the second stepped shaft is provided with two first journals, two second journals and two third journals which are symmetrical, the fourth split bearing supports consist of bearing seats and bearing covers, the fifth split bearing supports consist of the bearing seats and the bearing covers, and the rail wheels are provided with shaft holes;

two fifth bearings are respectively sleeved on the second stepped shaft and fixedly connected with two third journals, two wheel axle holes are respectively sleeved on the second stepped shaft and fixedly connected with two second journals, two fourth bearings are respectively sleeved on the second stepped shaft and fixedly connected with two first journals, two fourth split type supporting bearing seats and two fifth split type supporting bearing seats are respectively fixedly connected with the lower surface of the second cross beam, so that the two fourth bearings and the two fifth bearings which are arranged on the second stepped shaft are respectively arranged in the two fourth split type supporting bearing seats and the two fifth split type supporting bearing seats, and then the two fourth split type supporting bearing covers and the two fifth split type supporting bearing covers are respectively aligned and fixedly connected with the two fourth split type supporting bearing seats and the two fifth split type supporting bearing seats to form a driven wheel device;

the reciprocating rail device consists of two inverted isosceles trapezoid caterpillar track plate driving wheels, two speed reduction hydraulic motors, six lifting devices and two driven wheels, wherein the inverted isosceles trapezoid caterpillar track plate driving wheels are provided with longitudinal beams, the longitudinal beams are provided with a first shaft hole and two second shaft holes, the speed reduction hydraulic motors are provided with output shafts and flange plates, and the driven wheels are provided with shaft holes;

the lifting device consists of a first hydraulic oil cylinder, a first square-barrel-shaped fixed arm, a first square-barrel-shaped telescopic arm and an L-shaped pin shaft, wherein a piston rod of the first hydraulic oil cylinder is provided with a single-lug ring, the first square-barrel-shaped fixed arm is provided with a closed end, the first square-barrel-shaped telescopic arm is provided with a square flange plate, and the L-shaped pin shaft is provided with a double-lug ring, a square flange plate and a shaft neck;

the six equal-strength cantilever beams are symmetrically and fixedly connected to proper positions on the upper surfaces of the first cross beam and the second cross beam, a first hydraulic oil cylinder is inserted into the first square cylindrical fixed arm, a cylinder body of the first hydraulic oil cylinder is fixedly connected with the closed end of the first square cylindrical fixed arm, a first square cylindrical telescopic arm is inserted into the first square cylindrical fixed arm, the first square cylindrical telescopic arm and the first square cylindrical fixed arm form a moving pair, a single lug ring of a piston rod of the first hydraulic oil cylinder is coaxially connected with double lug rings of the L-shaped pin shaft through a hinge, the piston rod of the first hydraulic oil cylinder is prevented from bearing bending moment, and a square flange plate of the first square cylindrical telescopic arm is aligned and fixedly connected with a;

coaxially penetrating an output shaft of a speed reduction hydraulic motor into a first axial hole of a longitudinal beam of an inverted isosceles trapezoid caterpillar track plate driving wheel, fixedly connecting the output shaft of the speed reduction hydraulic motor with a chain wheel of the inverted isosceles trapezoid caterpillar track plate driving wheel, fixedly connecting a flange plate of the speed reduction hydraulic motor with the longitudinal beam, coaxially penetrating shaft necks of L-shaped pin shafts of two lifting devices into two second axial holes of the longitudinal beam respectively to form hinge connection, and fixedly connecting first square cylindrical fixed arms of the two lifting devices to two equal-strength cantilever beams respectively;

coaxially penetrating an L-shaped pin shaft neck of the lifting device and a driven wheel shaft hole to form a hinge connection, fixedly connecting a first square tubular fixed arm of the lifting device to the constant-strength cantilever beam, and repeating the same operation in the section to form the self-propelled rail car;

the integrated rail lifting and sleeper replacing multifunctional device consists of a telescopic component, a lifting component, a rotary sleeper and a push-pull component thereof, a rail lifting component, a laser displacement sensor and a CMOS image sensor;

the telescopic assembly consists of a second square-cylindrical fixed arm, a second square-cylindrical telescopic arm and a second hydraulic cylinder, the second square-cylindrical telescopic arm is provided with a long slotted hole, a flange plate is arranged at the closed end, a square flange plate is arranged on the cylinder body of the second hydraulic cylinder, and a flange plate is arranged on the piston rod;

a second hydraulic cylinder is arranged in the second square-cylindrical fixed arm in a penetrating manner, a square flange of a cylinder body of the second hydraulic cylinder is fixedly connected to the second square-cylindrical fixed arm, a second square-cylindrical telescopic arm is arranged in the second square-cylindrical fixed arm in a penetrating manner, a piston rod flange of the second hydraulic cylinder is symmetrically and fixedly connected to the fixed end of the second square-cylindrical telescopic arm, and the second square-cylindrical telescopic arm and the second square-cylindrical fixed arm form a moving pair to form a telescopic assembly;

the lifting assembly consists of a third-party cylindrical fixed arm, a third-party cylindrical telescopic arm and a third hydraulic oil cylinder, wherein the third-party cylindrical fixed arm is provided with a closed end, the third-party cylindrical telescopic arm is provided with a flange plate, and a piston rod of the third hydraulic oil cylinder is provided with a flange plate;

a third hydraulic oil cylinder is arranged in the third cylindrical fixed arm in a penetrating manner, so that the cylinder body of the third hydraulic oil cylinder is symmetrically and fixedly connected to the closed end of the third cylindrical fixed arm, a third cylindrical telescopic arm is arranged in the third cylindrical fixed arm in a penetrating manner, the third cylindrical telescopic arm and the third cylindrical fixed arm form a moving pair, and a piston rod flange of the third hydraulic oil cylinder is symmetrically and fixedly connected to a third cylindrical telescopic arm flange to form a lifting assembly;

the rotary pillow and the push-pull assembly thereof consist of a box body, a swing hydraulic motor, a rotating shaft, an end cover and a pillow catching sleeve, wherein the box body is provided with a bottom plate, a first shaft sleeve, a second shaft sleeve and a limiting pin;

the rotating shaft is arranged in a shaft sleeve of the box body in a penetrating way, a first shaft neck and a second shaft neck of the rotating shaft respectively form a revolute pair with the first shaft sleeve and the second shaft sleeve of the box body, the rotating shaft is fixedly connected with an output shaft flange of a swing hydraulic motor, a square flange of the swing hydraulic motor is fixedly connected to a bottom plate of the box body, end covers are symmetrically and fixedly connected to the box body, a pillow catching sleeve is fixedly connected with the flange of the rotating shaft, and a limiting pin of the box body is inserted into the left end of a limiting arc groove of the pillow catching sleeve;

the rail lifting assembly consists of a lifting mechanism, two square cylindrical hanging rods, a fourth cylindrical fixed arm, two fourth cylindrical telescopic arms, a cover plate and two rail lifting hydraulic cylinders, wherein the square cylindrical hanging rods are provided with two square flange plates;

the lifting mechanism consists of a third cross beam, a cantilever beam, a fifth cylindrical fixed arm, a fifth cylindrical telescopic arm, a sixth cylindrical telescopic arm, a telescopic sleeve type hydraulic oil cylinder, a support frame, a first connecting rod and a second connecting rod, wherein the cantilever beam is provided with a square flange plate, the fifth cylindrical fixed arm is provided with a closed end, the fifth cylindrical telescopic arm is provided with the square flange plate, the square flange plate is provided with a circular ring and two symmetrical slotted holes, the sixth cylindrical telescopic arm is provided with two symmetrical slotted holes, the square flange plate and two lug rings, a telescopic sleeve type hydraulic oil cylinder body is provided with a flange plate, a first-stage telescopic sleeve is provided with a flange plate, a second-stage telescopic sleeve is provided with a flange plate, the support frame is provided with a square hole and two symmetrical support plates, the first connecting rod is provided with two symmetrical lug rings, and the second connecting;

the telescopic sleeve type hydraulic oil cylinder is arranged in the fifth cylindrical fixed arm in a penetrating way, so that the flange plates of the telescopic sleeve type hydraulic oil cylinder are symmetrically and fixedly connected with the closed end of the fifth cylindrical fixed arm, the fifth cylindrical telescopic arm is arranged in the fifth cylindrical fixed arm in a penetrating way, the fifth cylindrical telescopic arm and the fifth cylindrical fixed arm form a moving pair, the secondary telescopic sleeve of the telescopic sleeve type hydraulic oil cylinder penetrates through the inner hole of the circular ring of the fifth cylindrical telescopic arm, so that the flange plate of the primary telescopic sleeve of the telescopic sleeve type hydraulic oil cylinder is symmetrically and fixedly connected with the circular ring of the flange plate of the fifth cylindrical telescopic arm, the flange plate of the fifth cylindrical telescopic arm and the upper surface of the square hole of the bracket are positively and fixedly connected, the sixth cylindrical telescopic arm penetrates through the lower surface of the square hole of the bracket and is arranged in the fifth cylindrical telescopic arm, the sixth cylindrical telescopic arm and the fifth cylindrical telescopic arm form a moving pair, so that the flange plate of the, fixedly connecting a fifth square cylindrical fixed arm to a square flange of a cantilever beam, connecting a single lug ring at one end of a first connecting rod, a double lug ring of a second connecting rod and a double lug ring of a sixth cylindrical telescopic arm through hinges, and symmetrically and fixedly connecting the cantilever beam to the side surface of a third cross beam to form a lifting mechanism;

two rail lifting hydraulic cylinders are respectively fixedly connected in semi-cylindrical holes of two fourth cylindrical telescopic arms, the two fourth cylindrical telescopic arms are respectively arranged in the two fourth cylindrical fixed arms in a penetrating way from two ends of a fourth cylindrical fixed arm, so that the fourth cylindrical telescopic arms and the fourth cylindrical fixed arms form a moving pair, a first connecting rod is penetrated into a long groove hole of the fourth cylindrical fixed arm, a double-lug ring of the fourth cylindrical telescopic arms is hinged with a single-lug ring at the other end of the first connecting rod, a second connecting rod is penetrated into the long groove hole of the fourth cylindrical fixed arm, the other fourth cylindrical telescopic double-lug ring is hinged with a single-lug ring of the second connecting rod, a cover plate is symmetrically and fixedly connected on a technical port of the fourth cylindrical fixed arm, square flange plates of two suspenders are symmetrically and fixedly connected on the upper surface of the fourth cylindrical fixed arm, the other square flange plates of the two suspenders are symmetrically and fixedly connected on the lower surface of a strut, forming a rail lifting assembly;

the second square cylindrical fixed arm is fixedly connected to a third cross beam, the third square cylindrical fixed arm is fixedly connected to a flange plate at the closed end of the second square cylindrical telescopic arm, the box body is fixedly connected to a flange plate of the third square cylindrical telescopic arm, the laser displacement sensor is fixedly connected to the second square cylindrical fixed arm, the CMOS image sensor is fixedly connected to the outer side of the rail car longitudinal beam, and the integrated rail lifting and sleeper changing multifunctional automatic device is formed.

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