A formwork box ferry conveying device

Abstract

A formwork ferry transportation device includes a traveling carriage and multiple ferry trolleys; the traveling carriage includes a carriage frame, two pairs of traveling wheel assemblies, multiple bearing frames, and a positioning mechanism. The two pairs of traveling wheel assemblies are respectively installed on the left and right parts of the lower end of the carriage frame; a driving motor A drives the traveling of the traveling carriage; the multiple bearing frames are fixedly connected to the upper end of the carriage frame along the length direction of the carriage frame, and multiple bearing spaces are formed between the multiple bearing frames; a pair of longitudinal guide rails extending along the width direction of the carriage frame are installed in each bearing space; the positioning mechanism cooperates with a positioning seat on the traveling track; the multiple ferry trolleys are correspondingly arranged in the multiple bearing spaces; the ferry trolley includes a horizontal box body, two pairs of rollers, and a jacking mechanism. The jacking mechanism includes a jacking bracket and a jacking oil cylinder for driving the jacking bracket; a driving motor B drives the traveling of the ferry trolley. This device can conveniently complete the transportation work of carrying component molds in and out of the curing kiln.

Description

Technical Field

[0001] The invention belongs to the technical field of concrete prefabrication equipment, and particularly relates to a mold box ferry conveying device. Background Art

[0002] Highway guardrail components are characterized by large volume and heavy weight. After being formed, they need to be sent into a curing kiln for curing, and at the same time, they need to be taken out of the curing kiln after curing. In the prior art, there is no effective special transportation equipment for transporting the component molds, so the process of highway guardrail components entering and leaving the curing kiln is very difficult. At the same time, manual assistance is largely required, which not only has low work efficiency but also high labor intensity for workers. Summary of the Invention

[0003] Aiming at the problems existing in the above prior art, the invention provides a mold box ferry conveying device, which can conveniently complete the transportation work of transporting the component molds in and out of the curing kiln, can improve the transportation efficiency of entering and leaving the curing kiln, and at the same time, can effectively reduce the labor intensity of workers.

[0004] The invention provides a mold box ferry conveying device, including a pair of walking tracks, a walking carriage arranged on the pair of walking tracks, and a plurality of ferry trolleys. The length direction of the walking carriage is the same as the length direction of the pair of walking tracks;

[0005] The walking gantry crane includes a gantry crane frame, two pairs of walking wheel assemblies, two drive motors A, a plurality of bearing frames, and a positioning mechanism. The length direction of the gantry crane frame extends along the left-right direction. The two pairs of walking wheel assemblies are respectively installed on the left and right parts at the lower end of the gantry crane frame. The two drive motors A are respectively installed on the left and right parts at the lower end of the gantry crane frame and are correspondingly arranged with the two pairs of walking wheel assemblies. The drive motor A is connected to the rotating shaft of the walking wheel in one of the corresponding walking wheel assemblies. The walking wheels in one pair of walking wheel assemblies are respectively in rolling cooperation with a pair of walking tracks. The plurality of bearing frames are fixedly connected to the upper end of the gantry crane frame along the length direction of the gantry crane frame, and a plurality of bearing spaces are formed between the plurality of bearing frames. A pair of longitudinal guide rails extending along the width direction of the gantry crane frame are installed in each bearing space. The positioning mechanism is arranged at the lower end of the middle part of the gantry crane frame and includes a stepping motor, a wedge-shaped positioning block, and a positioning seat. The stepping motor is installed at the lower end of the gantry crane frame. One end of the wedge-shaped positioning block is vertically fixedly connected to the output shaft of the stepping motor, and the other end thereof is a wedge-shaped structure. The positioning seat is arranged in the walking track of the walking gantry crane and is matched with the positioning mechanism. The positioning seat includes a positioning frame and two positioning wheels. The lower end of the positioning frame is fixedly installed on the ground. The two positioning wheels are horizontally arranged at intervals left and right and are rotatably installed at the upper end of the positioning frame. The other end of the wedge-shaped positioning block enters between the two positioning wheels during rotation through the wedge-shaped structure to realize the positioning cooperation between the positioning mechanism and the positioning seat. Limit plates are fixedly connected to the rear ends of the longitudinal guide rails.

[0006] A plurality of ferry trolleys are correspondingly arranged in the plurality of bearing spaces. The ferry trolley includes a horizontal box body, two pairs of rollers, a drive motor B, and a lifting mechanism. A through hole communicating with its inner cavity is arranged on the top plate of the horizontal box body. The two pairs of rollers are respectively installed on the left and right parts at the lower end of the horizontal box body and are correspondingly arranged with a pair of longitudinal guide rails in the bearing space. The drive motor B is installed in the horizontal box body, and its output shaft is connected to the rotating shaft of the roller. The lifting mechanism includes a lifting oil cylinder and a lifting support. The lifting oil cylinder is vertically installed at the center inside the horizontal box body. The lifting support is slidably arranged in the through hole, and its lower end is fixedly connected to the piston rod end of the lifting oil cylinder.

[0007] A controller A, a proximity switch A, and a wireless communication module A are also provided on the traveling carriage. The controller A and the wireless communication module A are both installed on the carriage frame. The proximity switch A is installed at the lower end of the middle of the carriage frame and close to one side of the wedge-shaped positioning block, and the sensing surface of the proximity switch A is arranged downward. The controller A is connected to the proximity switch A, two driving motors A, and a stepping motor. The proximity switch A is used to send a in-place electrical signal A to the controller A when the positioning mechanism reaches above the positioning seat. The controller A is used to control the two driving motors A to stop operating after receiving the in-place electrical signal A to stop the movement of the traveling carriage. At the same time, it controls the stepping motor to rotate forward by a set angle by sending a pulse signal and makes the wedge-shaped positioning block rotate into the space between the two positioning wheels to achieve precise positioning of the traveling carriage. At the same time, it is used to send a in-place electrical signal through the wireless communication module A. It is used to control the stepping motor to rotate backward by a set angle by sending a pulse signal after receiving the reset electrical signal, so that the wedge-shaped positioning block rotates out from between the two positioning wheels and disengages from the positioning seat. A positioning block A is arranged between a pair of longitudinal guide rails on the traveling carriage.

[0008] The ferry cart is also provided with a controller B, a wireless communication module B and a battery pack inside the horizontal box body. A displacement sensor for measuring the lifting displacement of the lifting support is installed near the through hole on the top plate of the horizontal box body. A pressure sensor is installed at the top end of the lifting support, and a proximity switch B is installed at the bottom of the horizontal box body. The battery pack is used for power supply. The controller B is respectively connected to the displacement sensor, the drive motor B and the battery pack, and is also connected to an electromagnetic directional valve for controlling the telescopic action of the lifting oil cylinder. The displacement sensor is used to send an upper limit electrical signal to the controller B after detecting that the lifting support has risen to a set height, and is used to send a lower limit electrical signal to the controller B after detecting that the lifting support has descended to a set position. The pressure sensor is used to detect whether there is a mold carrying a component on the lifting support, and respectively sends a full load electrical signal and an empty load electrical signal. The proximity switch B is used to cooperate with the positioning plate B in the site transportation track and the positioning block A on the walking cart, and is used to send an in-place electrical signal B after sensing that the ferry cart has reached a set position in the site, and is used to send an in-place electrical signal C after sensing that the ferry cart has reached a set position on the walking cart. The controller B is used to control the electromagnetic directional valve to act after receiving the in-place electrical signal, so as to drive the lifting support to rise by controlling the extension of the piston rod of the lifting oil cylinder, and stop the action of the lifting oil cylinder after receiving the upper limit electrical signal. It is used to control the drive motor B to rotate forward after receiving the full load electrical signal, so as to drive the ferry cart into the transportation track in the site. It is used to control the drive motor B to stop acting and control the electromagnetic directional valve to act after receiving the in-place electrical signal B, so as to drive the lifting support to descend by retracting the piston rod of the lifting oil cylinder, and stop the action of the lifting oil cylinder after receiving the lower limit electrical signal. It is used to control the drive motor B to rotate reversely after receiving the empty load electrical signal, so as to drive the ferry cart back to the walking cart. It is used to control the drive motor B to stop acting after receiving the in-place electrical signal C, and at the same time, send a reset electrical signal through the wireless communication module B.

[0009] The wireless communication module A and the wireless communication module B are wirelessly connected to establish a communication connection between the controller A and the controller B.

[0010] Further, in order to facilitate warning and reminder, and at the same time, in order to facilitate manual control, an alarm A and an operation handle connected to the controller A are also provided on the walking cart. The controller A controls the alarm A to give an audible and visual alarm after receiving the in-place electrical signal A. The operation handle is used to send start-stop signals of the drive motor A and the stepping motor to the controller A according to the control of the operator. The controller A is used to control the start-stop action of the drive motor A after receiving the start-stop signal of the drive motor A, and control the start-stop action of the stepping motor after receiving the start-stop signal of the stepping motor.

[0011] As a preference, the battery pack is a lithium-ion battery pack.

[0012] As an optimization, a trolley wire for electrically supplying the traveling carriage is installed on a pair of traveling tracks.

[0013] As an optimization, both the controller A and the controller B are PLC controllers.

[0014] In the present invention, by arranging a wedge-shaped positioning block driven by a stepping motor on the traveling carriage and arranging a positioning seat between a pair of traveling tracks carrying the traveling carriage, the precise positioning of the traveling carriage can be facilitated through the cooperation between the wedge-shaped positioning block and a pair of positioning wheels on the positioning seat; by arranging a plurality of bearing frames at intervals in the length direction of the traveling carriage and forming a bearing space between adjacent bearing frames, a plurality of ferry trolleys can be carried in the plurality of bearing spaces on the traveling carriage; a pair of longitudinal guide rails arranged in the bearing space can cooperate with the rollers on the ferry trolley to facilitate the entry and exit of the ferry trolley into and out of the bearing space; a lifting bracket driven by a lifting oil cylinder is arranged on the ferry trolley, and the top end of the lifting bracket can be raised to a position higher than the upper end surface of the bearing frame by the extension of the piston rod of the lifting oil cylinder, so that the mold originally carried by the upper end surface of the bearing frame can be lifted, so that the mold can be separated from the bearing of the bearing frame. In this way, it is convenient to use a plurality of ferry trolleys on the traveling carriage to carry the mold and transport it to the site; since the height and size of the transport track in the site are adapted to each pair of longitudinal guide rails, in this way, the mold can be conveniently transported to the site by driving a plurality of ferry trolleys at the same time; a plurality of bearing beams corresponding to the plurality of bearing frames are arranged in the site. In this way, after the plurality of ferry trolleys transport the mold to the set location, the upper end surface of the lifting bracket can be retracted below the upper end surface of the bearing beam by the retraction of the lifting oil cylinder, so as to facilitate the placement of the mold on the bearing beam in the site and also facilitate the separation of the ferry trolley from the mold and its return to the traveling carriage. The device can conveniently complete the transportation work of carrying the component mold in and out of the curing kiln, can improve the transportation efficiency in and out of the curing kiln, and at the same time, can effectively reduce the labor intensity of workers. Brief Description of the Drawings

[0015] Figure 1 is a schematic structural view of the present invention;

[0016] Figure 2 is a schematic structural view of the traveling carriage in the present invention;

[0017] Figure 3 is a schematic structural view of the positioning mechanism in the present invention;

[0018] Figure 4 is a schematic structural view of the ferry trolley in the present invention;

[0019] Figure 5 is a three-dimensional structural view of the ferry trolley in the present invention;

[0020] Figure 6 It is the principle block diagram of the electric control part in the present invention.

[0021] In the figure: 1. Traveling carriage, 2. Ferry car, 3. Carriage frame, 4. Traveling wheel assembly, 5. Driving motor A, 6. Carrying frame, 7. Positioning mechanism, 8. Traveling wheel, 9. Carrying space, 10. Longitudinal guide rail, 11. Stepping motor, 12. Wedge-shaped positioning block, 13. Positioning seat, 14. Buffer spring, 15. Positioning frame, 16. Positioning wheel, 17. Horizontal box body, 18. Roller, 19. Driving motor B, 20. Jacking mechanism, 21. Jacking oil cylinder, 22. Jacking bracket, 23. Shock-absorbing frame, 24. Traveling track. Detailed implementation manners

[0022] The present invention will be further described below with reference to the accompanying drawings.

[0023] As Figures 1 to 6 shown, a formwork ferry transporting device includes a pair of traveling tracks, a traveling carriage 1 arranged on the pair of traveling tracks 24, and a plurality of ferry cars 2. The length direction of the traveling carriage 1 is the same as the length direction of the pair of traveling tracks 24;

[0024] The traveling carriage 1 includes a carriage frame 3, two pairs of traveling wheel assemblies 4, two driving motors A5, a plurality of load-bearing frames 6, and a positioning mechanism 7. The length direction of the carriage frame 3 extends in the left-right direction; the two pairs of traveling wheel assemblies 4 are respectively installed at the left and right parts of the lower end of the carriage frame 3, and each pair of traveling wheel assemblies 4 is arranged at intervals in the front-rear direction; the two driving motors A5 are respectively installed at the left and right parts of the lower end of the carriage frame 3, and are respectively arranged corresponding to the two pairs of traveling wheel assemblies 4. The driving motor A5 is connected to the rotating shaft of a traveling wheel 8 in the corresponding traveling wheel assembly 4 on one side; the traveling wheels 8 in one pair of traveling wheel assemblies 4 are respectively in rolling cooperation with a pair of traveling tracks 24; a plurality of load-bearing frames 6 are fixedly connected to the upper end of the carriage frame 3 along the length direction of the carriage frame 3, and a plurality of load-bearing spaces 9 are formed between the plurality of load-bearing frames 6; a pair of longitudinal guide rails 10 extending in the width direction of the carriage frame 3 are installed in each load-bearing space 9; the positioning mechanism 7 is arranged at the lower end of the middle part of the carriage frame 3, and includes a stepping motor 11, a wedge-shaped positioning block 12, and a positioning seat 13. The stepping motor 11 is installed at the lower end of the carriage frame 3. One end of the wedge-shaped positioning block 12 is vertically fixedly connected to the output shaft of the stepping motor 11, and the other end thereof is a wedge-shaped structure; the positioning seat 13 is arranged in the traveling track 24 of the traveling carriage 1 and is matched with the positioning mechanism 7; the positioning seat 13 includes a positioning frame 15 and two positioning wheels 16. The lower end of the positioning frame 15 is fixedly installed on the ground, and the two positioning wheels 16 are horizontally arranged at intervals on the left and right and are rotatably installed at the upper end of the positioning frame 15; the other end of the wedge-shaped positioning block 12 enters between the two positioning wheels 16 during rotation to realize the positioning cooperation between the positioning mechanism 7 and the positioning seat 13; limiting plates are fixedly connected to the rear ends of the longitudinal guide rails 10;

[0025] As a preference, a shock-absorbing mechanism is further installed on the front side of the load-bearing frame 6. The shock-absorbing mechanism is composed of a shock-absorbing frame 23 and a buffer spring 14. The shock-absorbing frame 23 is connected to the front end face of the load-bearing frame 6 through the buffer spring 14; the shock-absorbing mechanism can effectively protect the device and avoid damage caused by collision.

[0026] Multiple ferry trolleys 2 are correspondingly arranged in multiple loading spaces 9; the ferry trolley 2 includes a horizontal box body 17, two pairs of rollers 18, a driving motor B 19 and a jacking mechanism 20. A through hole communicating with its inner cavity is arranged on the top plate of the horizontal box body 17; two pairs of rollers 18 are respectively installed on the left and right parts of the lower end of the horizontal box body 17 and are correspondingly arranged in cooperation with a pair of longitudinal guide rails 10 in the loading space 9; the driving motor B 19 is installed in the horizontal box body 17, and its output shaft is connected to the rotating shaft of the roller 18 to drive the rotation of the roller 18; the jacking mechanism 20 includes a jacking oil cylinder 21 and a jacking support 22. The jacking oil cylinder 21 is vertically installed at the center inside the horizontal box body 17; the jacking support 22 is slidably arranged in the through hole, and its lower end is fixedly connected to the piston rod end of the jacking oil cylinder 21.

[0027] A controller A, a proximity switch A and a wireless communication module A are further arranged on the traveling carriage 1. The controller A and the wireless communication module A are both installed on the carriage frame 3. The proximity switch A is installed at the lower end of the middle part of the carriage frame 3 and is close to one side of the wedge-shaped positioning block 12. The sensing surface of the proximity switch A faces downward; the controller A is connected to the proximity switch A, two driving motors A 5 and the stepping motor 11; the proximity switch A is used to send an in-place electrical signal A to the controller A when sensing that the positioning mechanism 7 reaches above the positioning seat 13; the controller A is used to control the two driving motors A 5 to stop operating after receiving the in-place electrical signal A to stop the movement of the traveling carriage 1; at the same time, it controls the stepping motor 11 to rotate forward by a set angle by sending a pulse signal and makes the wedge-shaped positioning block 12 rotate into between the two positioning wheels 16 to achieve the precise positioning of the traveling carriage 1; at the same time, it is used to send an in-place electrical signal through the wireless communication module A; it is used to control the stepping motor 11 to rotate backward by a set angle by sending a pulse signal after receiving the reset electrical signal, so that the wedge-shaped positioning block 12 rotates out from between the two positioning wheels 16 and disengages from the positioning seat 13; a positioning block A is arranged between a pair of longitudinal guide rails 10 on the traveling carriage 1.

[0028] The ferry trolley 2 is also provided with a controller B, a wireless communication module B and a battery pack located inside the horizontal box body 17. A displacement sensor for measuring the lifting displacement of the lifting support 22 is installed near the through hole on the top plate of the horizontal box body 17. A pressure sensor is installed at the top end of the lifting support 22. A proximity switch B is installed at the bottom of the horizontal box body 17. The battery pack is used for power supply. The controller B is respectively connected to the displacement sensor, the drive motor B19 and the battery pack, and is also connected to the electromagnetic directional valve that controls the telescopic action of the lifting oil cylinder 21. The displacement sensor is used to send an upper limit electrical signal to the controller B after detecting that the lifting support 22 rises to the set height, and is used to send a lower limit electrical signal to the controller B after detecting that the lifting support 22 descends to the set position. The pressure sensor is used to detect whether there is a mold carrying a component on the lifting support 22, and respectively sends a full load electrical signal and an empty load electrical signal. The proximity switch B is used to cooperate with the positioning plate B in the site transportation track and the positioning block A on the walking trolley 1, and is used to send an in-place electrical signal B after sensing that the ferry trolley 2 reaches the set position in the site, and is used to send an in-place electrical signal C after sensing that the ferry trolley 2 reaches the set position on the walking trolley 1. The controller B is used to control the electromagnetic directional valve to act after receiving the in-place electrical signal, so as to drive the lifting support 22 to rise by controlling the extension of the piston rod of the lifting oil cylinder 21, and stop the action of the lifting oil cylinder 21 after receiving the upper limit electrical signal. It is used to control the drive motor B19 to rotate forward after receiving the full load electrical signal, so as to drive the ferry trolley 2 into the transportation track in the site. It is used to control the drive motor B19 to stop acting after receiving the in-place electrical signal B, and control the electromagnetic directional valve to act, so as to drive the lifting support 22 to descend by the retraction of the piston rod of the lifting oil cylinder 21, and stop the action of the lifting oil cylinder 21 after receiving the lower limit electrical signal. It is used to control the drive motor B19 to rotate reversely after receiving the empty load electrical signal, so as to drive the ferry trolley 2 back to the walking trolley 1. It is used to control the drive motor B19 to stop acting after receiving the in-place electrical signal C, and at the same time, send a reset electrical signal through the wireless communication module B.

[0029] The wireless communication module A and the wireless communication module B are wirelessly connected to establish a communication connection between the controller A and the controller B.

[0030] For the convenience of warning and reminder, and at the same time, for the convenience of manual control, an alarm A and an operating handle connected to controller A are further provided on the traveling carriage 1. Controller A controls alarm A to give an audible and visual alarm after receiving the position signal A; the operating handle is used to send start / stop signals of drive motor A5 and start / stop signals of stepper motor 11 to controller A according to the control of the operator; controller A is used to control the start / stop action of drive motor A5 after receiving the start / stop signal of drive motor A5, and control the start / stop action of stepper motor 11 after receiving the start / stop signal of stepper motor 11.

[0031] As a preference, the battery pack is a lithium-ion battery pack.

[0032] As a preference, a trolley wire for supplying power to the traveling carriage 1 is installed on a pair of traveling rails 24.

[0033] As a preference, both controller A and controller B are PLC controllers.

[0034] By arranging a wedge-shaped positioning block driven by a stepper motor on the traveling carriage and arranging a positioning seat between a pair of traveling rails carrying the traveling carriage, it is convenient to accurately position the traveling carriage through the cooperation between the wedge-shaped positioning block and a pair of positioning wheels on the positioning seat; by arranging a plurality of carrying frames at intervals in the length direction of the traveling carriage and forming a carrying space between adjacent carrying frames, a plurality of ferry trolleys can be carried in a plurality of carrying spaces on the traveling carriage; a pair of longitudinal guide rails arranged in the carrying space can cooperate with the rollers on the ferry trolley to facilitate the ferry trolley to enter and exit the carrying space; a lifting support driven by a lifting oil cylinder is arranged on the ferry trolley, and the top end of the lifting support can be raised to a position higher than the upper end face of the carrying frame by the extension of the piston rod of the lifting oil cylinder, so that the mold originally carried by the upper end face of the carrying frame can be lifted, so that the mold can be separated from the carrying of the carrying frame. In this way, it is convenient to use a plurality of ferry trolleys on the traveling carriage to carry the mold and transport it to the site; since the height and size of the transport rail in the site are adapted to each pair of longitudinal guide rails, in this way, the mold can be conveniently transported to the site by driving a plurality of ferry trolleys at the same time; a plurality of carrying beams corresponding to a plurality of carrying frames are arranged in the site. In this way, after the plurality of ferry trolleys transport the mold to the set location, the upper end face of the lifting support can be retracted below the upper end face of the carrying beam by the retraction of the lifting oil cylinder, so as to facilitate the placement of the mold on the carrying beam in the site, and also facilitate the separation of the ferry trolley from the mold and its return to the traveling carriage. This device can conveniently complete the transportation work of the component mold in and out of the curing kiln, can improve the transportation efficiency in and out of the curing kiln, and at the same time, can effectively reduce the labor intensity of workers.

Claims

1. A formwork box ferry conveying device, comprising a pair of traveling tracks (24) and a traveling carriage (1) arranged on the pair of traveling tracks (24), the length direction of the traveling carriage (1) being the same as the length direction of the pair of traveling tracks (24); characterized in that, It further includes a plurality of transfer carts (2); The traveling gantry (1) includes a gantry frame (3), two pairs of traveling wheel assemblies (4), two drive motors A (5), a plurality of load-bearing frames (6) and a positioning mechanism (7). The length direction of the gantry frame (3) extends along the left-right direction; the two pairs of traveling wheel assemblies (4) are respectively installed on the left and right parts of the lower end of the gantry frame (3); the two drive motors A (5) are respectively installed on the left and right parts of the lower end of the gantry frame (3), and are respectively arranged corresponding to the two pairs of traveling wheel assemblies (4). The drive motor A (5) is connected to the rotating shaft of a traveling wheel (8) in the corresponding traveling wheel assembly (4); the traveling wheels (8) in a pair of traveling wheel assemblies (4) are respectively in rolling cooperation with a pair of traveling tracks (24); the plurality of load-bearing frames (6) are fixedly connected to the upper end of the gantry frame (3) along the length direction of the gantry frame (3), and a plurality of load-bearing spaces (9) are formed between the plurality of load-bearing frames (6); a pair of longitudinal guide rails (10) extending along the width direction of the gantry frame (3) are installed in each load-bearing space (9); a shock-absorbing mechanism is further installed on the front side of the load-bearing frame (6). The shock-absorbing mechanism is composed of a shock-absorbing frame (23) and a buffer spring (14). The shock-absorbing frame (23) is connected to the front end face of the load-bearing frame (6) through the buffer spring (14); the positioning mechanism (7) is arranged at the lower end of the middle part of the gantry frame (3), and includes a stepping motor (11), a wedge-shaped positioning block (12) and a positioning seat (13). The stepping motor (11) is installed at the lower end of the gantry frame (3). One end of the wedge-shaped positioning block (12) is vertically fixedly connected to the output shaft of the stepping motor (11), and the other end thereof is a wedge-shaped structure; the positioning seat (13) is arranged in the traveling track (24) of the traveling gantry (1) and is matched with the positioning mechanism (7); the positioning seat (13) includes a positioning frame (15) and two positioning wheels (16). The lower end of the positioning frame (15) is fixedly installed on the ground. The two positioning wheels (16) are horizontally arranged at intervals left and right and are rotatably installed at the upper end of the positioning frame (15); the other end of the wedge-shaped positioning block (12) enters between the two positioning wheels (16) during rotation to realize the positioning cooperation between the positioning mechanism (7) and the positioning seat (13); limit plates are fixedly connected to the rear ends of the longitudinal guide rails (10); Multiple ferry trolleys (2) are correspondingly arranged in multiple loading spaces (9); the ferry trolley (2) includes a horizontal box body (17), two pairs of rollers (18), a driving motor B (19) and a jacking mechanism (20), and a through hole communicating with its inner cavity is arranged on the top plate of the horizontal box body (17); the two pairs of rollers (18) are respectively installed on the left and right parts of the lower end of the horizontal box body (17), and are respectively arranged in cooperation with a pair of longitudinal guide rails (10) in the loading space (9); the driving motor B (19) is installed in the horizontal box body (17), and its output shaft is connected to the rotating shaft of the roller (18); the jacking mechanism (20) includes a jacking oil cylinder (21) and a jacking support (22), the jacking oil cylinder (21) is vertically installed at the center inside the horizontal box body (17); the jacking support (22) is slidably arranged in the through hole, and its lower end is fixedly connected to the piston rod end of the jacking oil cylinder (21).

2. The mold box ferry transportation device according to claim 1, characterized in that, A controller A, a proximity switch A and a wireless communication module A are further arranged on the traveling crane (1), the controller A and the wireless communication module A are both installed on the crane frame (3), the proximity switch A is installed at the lower end of the middle part of the crane frame (3) and close to one side of the wedge-shaped positioning block (12), and the sensing surface of the proximity switch A faces downward; the controller A is connected to the proximity switch A, two driving motors A (5) and the stepping motor (11); the proximity switch A is used for sending an in-place electrical signal A to the controller A when the positioning mechanism (7) reaches above the positioning seat (13); the controller A is used for controlling the two driving motors A (5) to stop operating after receiving the in-place electrical signal A so as to stop the movement of the traveling crane (1); meanwhile, the stepping motor (11) is controlled to rotate forward by a set angle by sending a pulse signal, and the wedge-shaped positioning block (12) is screwed into between the two positioning wheels (16) to realize the precise positioning of the traveling crane (1); meanwhile, it is used for sending an in-place electrical signal through the wireless communication module A; it is used for controlling the stepping motor (11) to rotate backward by a set angle by sending a pulse signal after receiving the reset electrical signal, so that the wedge-shaped positioning block (12) is screwed out from between the two positioning wheels (16) and disengaged from the positioning seat (13); a positioning block A is arranged between a pair of longitudinal guide rails (10) on the traveling crane (1). The ferry trolley (2) is also provided with a controller B, a wireless communication module B and a battery pack located inside the horizontal box body (17). A displacement sensor for measuring the lifting displacement of the lifting support (22) is installed near the through hole on the top plate of the horizontal box body (17). A pressure sensor is installed at the top end of the lifting support (22). A proximity switch B is installed at the bottom of the horizontal box body (17); the battery pack is used for power supply; the controller B is respectively connected to the displacement sensor, the drive motor B (19) and the battery pack, and is also connected to the electromagnetic directional valve that controls the telescopic action of the lifting oil cylinder (21); the displacement sensor is used to send an upper limit electrical signal to the controller B after detecting that the lifting support (22) has risen to the set height, and is used to send a lower limit electrical signal to the controller B after detecting that the lifting support (22) has descended to the set position; the pressure sensor is used to detect whether there is a mold carrying a component on the lifting support (22), and respectively sends a full load electrical signal and an empty load electrical signal; the proximity switch B is used to cooperate with the positioning plate B in the site transportation track and the positioning block A on the traveling crane (1), and is used to send an in-place electrical signal B after sensing that the ferry trolley (2) has reached the set position in the site, and is used to send an in-place electrical signal C after sensing that the ferry trolley (2) has reached the set position on the traveling crane (1); the controller B is used to control the electromagnetic directional valve to act after receiving the in-place electrical signal, so as to drive the lifting support (22) to rise by controlling the extension of the piston rod of the lifting oil cylinder (21), and stop the action of the lifting oil cylinder (21) after receiving the upper limit electrical signal; it is used to control the drive motor B (19) to rotate forward after receiving the full load electrical signal, so as to drive the ferry trolley (2) into the transportation track in the site; it is used to control the drive motor B (19) to stop acting after receiving the in-place electrical signal B, and control the electromagnetic directional valve to act, so as to drive the lifting support (22) to descend by the retraction of the piston rod of the lifting oil cylinder (21), and stop the action of the lifting oil cylinder (21) after receiving the lower limit electrical signal; it is used to control the drive motor B (19) to rotate reversely after receiving the empty load electrical signal, so as to drive the ferry trolley (2) back to the traveling crane (1); it is used to control the drive motor B (19) to stop acting after receiving the in-place electrical signal C, and at the same time, send a reset electrical signal through the wireless communication module B; The wireless communication module A and the wireless communication module B are wirelessly connected to establish a communication connection between the controller A and the controller B.

3. The mold box ferry transportation device according to claim 2, characterized in that, An alarm A and an operation handle connected to controller A are also provided on the traveling carriage (1). Controller A controls the alarm A to give an audible and visual alarm after receiving the position electrical signal A. The operation handle is used to send start / stop signals for drive motor A (5) and stepper motor (11) to controller A according to the control of the operator. Controller A is used to control the start / stop action of drive motor A (5) after receiving the start / stop signal of drive motor A (5), and control the start / stop action of stepper motor (11) after receiving the start / stop signal of stepper motor (11).

4. The mold box ferry transportation device according to claim 3, characterized in that, The battery pack is a lithium-ion battery pack.

5. A mold box ferry transportation device according to claim 4, characterized in that, A trolley wire for supplying power to the traveling carriage (1) is installed on a pair of traveling rails (24).

6. The mold box ferry conveying device according to claim 5, characterized in that, Both controller A and controller B are PLC controllers.

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