CN211811599U

CN211811599U - Contact type power supply tool bidirectional movement rail rgv shuttle trolley

Info

Publication number: CN211811599U
Application number: CN201921982354.5U
Authority: CN
Inventors: 杨万国
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-10-30
Anticipated expiration: 2029-11-15

Abstract

The invention discloses a contact type rail rgv shuttle trolley with a power supply tool moving in two directions, which relates to the technical field of intelligent conveying and comprises a guide rail; the vehicle body is slidably arranged on the guide rail, and a movement driving device for driving the vehicle body to reciprocate along the guide rail is arranged on the vehicle body; the transportation mechanism is arranged on the vehicle body and comprises a plurality of transportation rollers of which the axes are parallel to the guide rail and a transportation driving device for driving the transportation rollers to rotate around the axes; and the sliding contact line power supply assembly comprises a sliding contact arranged on the vehicle body and a sliding contact line arranged on the ground and matched with the sliding contact, and the sliding contact is lapped on the sliding contact line to supply power for the mobile driving device and the transportation mechanism. The invention realizes bidirectional transportation by moving the vehicle body along the guide rail and driving the goods to move by the transportation mechanism, comprehensively meets the transmission requirement, and solves the limitation of wired power supply by the sliding contact line power supply assembly.

Description

Contact type power supply tool bidirectional movement rail rgv shuttle trolley

Technical Field

The invention relates to the technical field of intelligent conveying, in particular to a contact type power supply tool bidirectional-motion rail rgv shuttle trolley.

Background

The RGV is an English abbreviation of a rail guided vehicle and is called a rail trolley, the rail trolley can be used for various warehouses with high-density storage modes, the channel of the trolley can be designed to be arbitrarily long, the storage capacity of the whole warehouse can be improved, and a forklift is not required to enter a roadway during operation, so that the safety of the rail trolley can be higher. The advantage that fork truck need not to get into the tunnel is being utilized, and the quick operation of cooperation dolly in the tunnel effectively improves the operating efficiency in warehouse.

With the development of science and technology and the addition of WTO in China, the modern logistics concept is deeply popular, and a large number of users have common understanding on the logistics storage system in promoting the development of various industries, and then come up with an automatic logistics system and an automatic warehouse. With the development of automation logistics systems and automation warehouses in China and even the world, many defects of general automation systems and warehouses are exposed, and in order to make up for the defects, RGVs (rail guided vehicles) are gradually popularized and utilized, and can be conveniently and automatically connected with other logistics systems, such as an warehouse-in/out platform, various buffer stations, a conveyor, a lifter, a robot and the like, so that materials can be conveyed according to a plan. In addition, the operation of personnel is not needed, the running speed is high, so the workload of warehouse management personnel is obviously reduced, the labor productivity is improved, and meanwhile, the application of the rail trolley can lead the logistics system to be very simple and convenient.

However, the existing rail-mounted trolley generally does not have a transmission function, when the rail-mounted trolley reaches a designated position, an external transmission mechanism is needed to transmit goods, so that the operation is troublesome, the manufacturing cost is high, more related equipment is needed, and the failure rate is improved; therefore, rail trolleys with transmission functions are gradually appeared in the market, but the rail trolleys generally only have one-way transmission functions and are supplied with power by wires, and the transmission requirements cannot be completely met, such as: bidirectional transmission, lithium battery power supply, wireless control and the like, and therefore, the existing rail-guided trolley needs to be further improved.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a contact type power supply device bidirectional movement tracked rgv shuttle trolley.

In order to solve the technical problems, the technical scheme of the invention is as follows:

a contact type power supply tool bidirectional movement tracked rgv shuttle trolley comprises a guide rail; the vehicle body is slidably arranged on the guide rail, and a movement driving device for driving the vehicle body to reciprocate along the guide rail is arranged on the vehicle body; the transportation mechanism is arranged on the vehicle body and comprises a plurality of transportation rollers of which the axes are parallel to the guide rail and a transportation driving device for driving the transportation rollers to rotate around the axes; and the sliding contact line power supply assembly comprises a sliding contact arranged on the vehicle body and a sliding contact line arranged on the ground and matched with the sliding contact, and the sliding contact is lapped on the sliding contact line to supply power for the mobile driving device and the transportation mechanism.

As a preferred embodiment of the contact power supply bi-directional movement tracked rgv shuttle car of the present invention, wherein: the mobile driving device comprises a rolling wheel assembly and a driving servo motor, wherein the rolling wheel assembly is arranged on a vehicle body and comprises a driving wheel assembly and a driven wheel assembly, the driving wheel assembly comprises a driving roller, a transmission shaft and a driving chain wheel, the driving roller is arranged on the guide rail in a rolling mode, the transmission shaft is connected with the driving roller and is positioned on the axis of the driving roller, the driving chain wheel is coaxially and fixedly arranged on the transmission shaft, and the driven wheel assembly comprises a driven roller, the driven roller is arranged on the guide rail in a rolling; the driving servo motor is installed on the vehicle body through a first motor installation seat, the driving servo motor is in transmission connection with the driving chain wheel through a driving transmission chain, and the sliding contact is lapped on the sliding contact line to supply power to the driving servo motor.

As a preferred embodiment of the contact power supply bi-directional movement tracked rgv shuttle car of the present invention, wherein: first motor mount pad slidable mounting be in on the automobile body, tight piece in top is installed to one side of first motor mount pad, wear to be equipped with the long screw in the tight piece in top, just the long screw passes tight piece back butt in the motor mount pad is rotatory the long screw can drive first motor mount pad is in the removal in the plane at driving sprocket place, and then adjusts drive servo motor with distance between the driving sprocket.

As a preferred embodiment of the contact power supply bi-directional movement tracked rgv shuttle car of the present invention, wherein: the driven wheel assembly further comprises a hinged seat fixedly mounted on the vehicle body and a rotating bottom plate hinged with the hinged seat, the driven roller is rotatably mounted on the rotating bottom plate through a bearing and is located below the guide rail, a limiting spring used for enabling the driven roller to be kept attached to the guide rail is further arranged between the lower end of the rotating bottom plate and the vehicle body, one end of the limiting spring is abutted to the vehicle body, and the other end of the limiting spring is abutted to the lower end of the rotating bottom plate.

As a preferred embodiment of the contact power supply bi-directional movement tracked rgv shuttle car of the present invention, wherein: the guide rail comprises two parallel rails, the driving roller and the driven roller on any one rail are H-shaped rollers, and the driving roller and the driven roller on the other rail are baffle-free rollers.

As a preferred embodiment of the contact power supply bi-directional movement tracked rgv shuttle car of the present invention, wherein: the transportation roller includes drive roll and driven voller, coaxial fixed is provided with first sprocket and second sprocket on the drive roll, coaxial fixed is provided with driven sprocket on the driven voller, driven sprocket through driven chain with second sprocket drive is connected, transportation drive arrangement includes the transportation servo motor of installing on the automobile body through the second motor mount pad, transportation servo motor through transportation drive chain with first sprocket drive is connected, the sliding contact overlap joint in do on the sliding contact line transportation servo motor supplies power.

As a preferred embodiment of the contact power supply bi-directional movement tracked rgv shuttle car of the present invention, wherein: the second motor mounting seat is slidably mounted on the vehicle body, a jacking block is mounted on one side of the second motor mounting seat, a long screw rod penetrates through the jacking block and penetrates through the jacking block to abut against the rear portion of the second motor mounting seat, the long screw rod can drive the second motor mounting seat to slide along the length direction of the guide rail perpendicular to the length direction of the guide rail, and then the distance between the transportation servo motor and the first chain wheel is adjusted.

The invention has the beneficial effects that:

(1) the trolley body can move along the guide rail, the transportation mechanism is arranged on the trolley body, goods can be driven to move along the direction vertical to the guide rail, bidirectional transportation is achieved, the transmission requirement is comprehensively met, the trolley contact is arranged on the trolley body, and the trolley line is arranged on the bottom surface in a matched mode, so that the trolley line power supply assembly can always supply power to the trolley body and the transportation mechanism in the movement process of the trolley body, and the limitation of wired power supply is solved;

(2) the first motor mounting seat can be driven to move through the long screw rod, and the distance between the driving servo motor and the driving chain wheel is adjusted, so that the tension degree of the driving transmission chain is adjusted, and the driving effect is ensured;

(3) according to the invention, the driven roller is arranged on the rotating base plate, the rotating base plate can turn around the hinge base, and the driven roller can be kept to be attached to the guide rail by applying pressure to the rotating base plate through the limiting spring, so that the phenomena of derailment and derailment are avoided;

(4) in the invention, the rollers of the same type are arranged on one side of the guide rail, and the H-shaped roller and the roller without the baffle are respectively arranged on the two sides of the guide rail, so that the phenomenon that the guide rail is clamped in the moving process of the vehicle body can be prevented;

(5) according to the invention, the driving roller and the driven roller can rotate synchronously at the same time, so that the transportation effect of the transportation mechanism on goods is ensured;

(6) the long screw can drive the second motor mounting seat to move, and the distance between the transportation servo motor and the first driving chain wheel is adjusted, so that the tension degree of the transportation transmission chain is adjusted, and the driving effect is ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of a guided rgv shuttle car with contact power supply devices moving in two directions, which is provided by the invention;

FIG. 2 is a schematic structural view of a rolling wheel assembly of a contact power supply bi-directional tracked rgv shuttle car according to the present invention;

FIG. 3 is a schematic structural view of a transport mechanism of a contact power supply bi-directional tracked rgv shuttle car provided in accordance with the present invention;

FIG. 4 is a left side view of FIG. 3;

FIG. 5 is a schematic view of the trolley line power supply assembly of the guided rgv shuttle car with bi-directional movement for the contact power supply provided by the present invention;

FIG. 6 is a schematic structural view of a drive wheel assembly of a contact power supply bi-directional tracked rgv shuttle car according to the present invention;

FIG. 7 is a schematic structural view of the driven wheel assembly of the contact power supply bi-directional tracked rgv shuttle car provided in accordance with the present invention;

FIG. 8 is a cross-sectional view of the driven wheel assembly of the contact power supply bi-directional tracked rgv shuttle car provided in accordance with the present invention;

wherein: 100. a vehicle body; 200. a movement driving device; 300. a transport mechanism; 400. a trolley line power supply assembly; 500. a drive wheel assembly; 600. a driven wheel assembly; 700. a guide rail; 201. driving a servo motor; 202. a first motor mount; 203. a drive transmission chain; 204. a jacking block; 205. a long screw; 301. a drive roll; 302. a driven roller; 303. a first sprocket; 304. a driven sprocket; 305. a second motor mount; 306. transporting the servo motor; 307. a transport drive chain; 308. a drive wheel; 309. a driven chain; 401. a slider; 402. a trolley line; 501. a drive shaft; 502. a drive sprocket; 503. an H-shaped roller; 504. a baffle-free roller; 505. a roller spacer bush; 601. a hinged seat; 602. rotating the base plate; 603. a bearing; 604. a limiting spring; 605. a limiting shaft; 606. a limiting seat.

Detailed Description

In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

The conventional rail trolley generally does not have a transmission function, when the rail trolley reaches a specified position, an external transmission mechanism is needed to transmit goods, so that the operation is troublesome, the manufacturing cost is high, more related equipment is needed, and the failure rate is improved; therefore, rail trolleys with transmission functions are gradually appeared in the market, but the rail trolleys generally only have one-way transmission functions and are supplied with power by wires, and the transmission requirements cannot be completely met, such as: bidirectional transmission, lithium battery power supply, wireless control and the like, and therefore, the existing rail-guided trolley needs to be further improved.

Referring to fig. 1 to 8, in view of this, the embodiment provides a contact type power supply rail rgv shuttle car with bidirectional motion, which includes a guide rail 700, a car body 100, a transportation mechanism 300 and a trolley line power supply assembly 400, and the car body 100 moves along the guide rail 700, and the transportation mechanism 300 on the car body 100 drives goods to move in a direction perpendicular to the guide rail 700, so as to realize bidirectional transportation and fully meet the transmission requirement, and in addition, the trolley line power supply assembly 400 supplies power to the car body 100 movement mechanism and the transportation mechanism 300, thereby solving the limitation of wired power supply.

Specifically, the guide rail 700 includes two transverse rails, and the vehicle body 100 is slidably mounted on the guide rail 700. A movement driving device 200 for driving the vehicle body 100 to reciprocate along the guide rail 700 is installed on the vehicle body 100, and the movement driving device 200 includes a rolling wheel assembly and a driving servo motor 201. The drive servo motor 201 is mounted on the vehicle body 100 via a first motor mount 202. The rolling wheel assembly includes a driving wheel assembly 500 and a driven wheel assembly 600.

The driving wheel assembly 500 comprises a bearing 603, a roller spacer 505, a roller without baffle 504, an H-shaped roller 503, a driving sprocket 502 and a transmission shaft 501, wherein the roller without baffle 504 and the H-shaped roller 503 are both rotatably mounted on the bearing 603 on the vehicle body 100, the roller without baffle 504 and the H-shaped roller 503 are connected with the vehicle body 100 through the bearing 603, the roller without baffle 504 and the H-shaped roller 503 are respectively positioned below the two rails 701, the roller spacer 505 is positioned between the bearing 603 and the roller, the transmission shaft 501 is mounted between the two rollers to connect the two rollers, and the driving sprocket 502 is coaxially and fixedly mounted on the transmission shaft 501. The driving servo motor 201 is connected with a driving wheel 308 in a transmission manner, and the driving wheel 308 is connected with a driving chain wheel 502 in a transmission manner through a driving transmission chain 203, so that the driving servo motor 201 can drive the driving chain wheel 502 to rotate, and further drive a transmission shaft 501 to rotate, and the vehicle body 100 can reciprocate along the guide rail 700.

Preferably, the first motor mounting base 202 is provided with a long waist hole, the long waist hole is parallel to the length direction of the guide rail 700, a bolt with one end extending into the vehicle body 100 is installed in the long waist hole, and the first motor mounting base 202 is installed on the vehicle body 100, so that the first motor mounting base 202 can only slide along the length direction of the guide rail 700. The side that lies in first motor mount pad 202 on automobile body 100 still installs the tight piece 204 in top, wear to be equipped with along the long screw rod 205 of perpendicular to guide rail 700 length direction in this tight piece 204 in top level, the butt on first motor mount pad 202 behind tight piece 204 is passed to the one end of this long screw rod 205, through rotatory long screw rod 205, can drive first motor mount pad 202 and slide along guide rail 700 length direction, thereby guarantee under the prerequisite that drive wheel 308 and drive sprocket 502 lie in the coplanar, adjust the distance between drive wheel 308 and the drive sprocket 502, and then adjust drive transmission chain 203's rate of tension, guarantee driven stability.

The driven wheel assembly 600 comprises a driven wheel assembly A and a driven wheel assembly B, the driven wheel assembly A comprises a bearing 603, a roller spacer 505, a non-flange roller, a driven shaft, a rotating base plate 602, a hinge seat 601 and a hinge shaft, the hinge seat 601 is fixedly arranged on the vehicle body 100, the rotating base plate 602 is hinged with the hinge seat 601 through the hinge shaft, so that the included angle between the rotating base plate 602 and the vehicle body 100 is adjustable, the bearing 603 is fixedly arranged on the rotating base plate 602, the non-flange roller is rotatably arranged between the bearings 603, the non-baffle roller 504 is positioned below the guide rail 700, the roller spacer 505 is positioned between the non-flange roller and the bearing 603, a limiting seat 606 is further arranged at one end of the rotating base plate 602 away from the hinge seat 601, a limiting shaft 605 is arranged in the limiting seat 606, a limiting spring 604 is sleeved outside the limiting shaft 605, the limiting spring 604 is positioned between the vehicle body 100 and the rotating base plate 602, the limiting, the non-flanged rollers remain engaged with the track 701.

The driven wheel B assembly comprises a bearing 603, a roller spacer 505, an H-shaped roller 503, a driven shaft, a rotating bottom plate 602, a hinge seat 601 and a hinge shaft, wherein the hinge seat 601 is fixedly arranged on the vehicle body 100, the rotating bottom plate 602 is hinged with the hinge seat 601 through the hinge shaft, so that the included angle between the rotating bottom plate 602 and the vehicle body 100 can be adjusted, the bearing 603 is fixedly arranged on the rotating bottom plate 602, the H-shaped roller 503 is rotatably arranged between the bearings 603, and the H-shaped roller 503 is located below the guide rail 700, the roller spacer 505 is located between the H-shaped roller 503 and the bearing 603, a limiting seat 606 is further disposed at one end of the rotating base plate 602 away from the hinge seat 601, a limiting shaft 605 is disposed in the limiting seat 606, a limiting spring 604 is sleeved outside the limiting shaft 605, the limit spring 604 is positioned between the vehicle body 100 and the rotating base 602, and the limit spring 604 applies an upward pushing force to the rotating base, so that the H-shaped roller 503 is kept in contact with the rail 701.

It should be noted that, rollers of the same type are installed on one side of the guide rail 700, that is, both the driving roller and the driven roller located on the same side of the guide rail 700 are H-shaped rollers 503 or rollers without flanges, and another middle roller is located on the other side of the guide rail 700, so that the phenomenon that the vehicle body 100 is jammed in the guide rail 700 during the moving process can be prevented.

The transportation mechanism 300 includes a plurality of transportation rollers mounted on the vehicle body 100 and a transportation driving device for driving the transportation rollers to rotate. The transport driving means is a transport servomotor 306 mounted to the vehicle body 100 through a second motor mount 305. The axes of the transportation rollers are all parallel to the length direction of the guide rail 700, and a plurality of transportation rollers are uniformly distributed in the same plane. The conveying roller comprises a driving roller 301 and a driven roller 302, the driving roller 301 is a double-row double-chain power roller, the driven roller 302 is a double-row single-chain power roller, a driven sprocket 304 is coaxially and fixedly mounted on the double-row single-chain power roller, a first sprocket 303 and a second sprocket are coaxially and fixedly mounted on the double-row double-chain power roller, a driving wheel 308 is in transmission connection with the conveying servo motor 306, the driving wheel 308 is in transmission connection with the first sprocket 303 through a conveying transmission chain 307, and the second sprocket is in transmission connection with the driven sprocket 304 through a driven chain 309. The driving wheel 308 can be driven to rotate by the driving of the transportation servo motor 306, and then the first chain wheel 303 is driven to rotate by the transportation transmission chain 307, so that the driving roller 301 rotates, and then the driving roller 301 drives the driven roller 302 to rotate by the driven chain, so that the transportation rollers transmit the goods on the transportation rollers simultaneously and simultaneously.

It should be noted that a long waist hole is also formed in the second motor mounting base 305, and the long waist hole is perpendicular to the length direction of the guide rail 700, and a bolt with one end extending into the vehicle body 100 is installed in the long waist hole, so that the second motor mounting base 305 can only slide along the length direction perpendicular to the guide rail 700 by installing the second motor mounting base 305 on the vehicle body 100. The side that lies in first motor mount pad 202 on automobile body 100 still installs the tight piece 204 in top, wear to be equipped with along the long screw rod 205 of perpendicular to guide rail 700 length direction in this tight piece 204 in top level, the butt on second motor mount pad 305 behind tight piece 204 is passed to the one end of this long screw rod 205, through rotatory long screw rod 205, can drive second motor mount pad 305 and slide along perpendicular to guide rail 700 length direction, thereby under the prerequisite of guaranteeing that drive wheel 308 and first sprocket 303 lie in the coplanar, adjust the distance between drive wheel 308 and the first sprocket 303, and then adjust the rate of tension of transportation drive chain 307, guarantee driven stability.

The trolley line power supply assembly 400 comprises a trolley contact 401 fixedly mounted on the vehicle body 100 and a trolley line 402 mounted on the ground and matched with the trolley contact 401, wherein the trolley contact 401 is lapped on the trolley line 402 to supply power to the driving servo motor 201 and the transportation servo motor 306.

Therefore, the invention realizes bidirectional transportation by moving the vehicle body 100 along the guide rail 700 and driving the goods to move along the direction vertical to the guide rail 700 by the transportation mechanism 300 on the vehicle body 100, comprehensively meets the transmission requirement, and solves the limitation of wired power supply by supplying power to the vehicle body 100 movement mechanism and the transportation mechanism 300 through the trolley line power supply assembly 400.

In addition to the above embodiments, the present invention may have other embodiments; all technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.

Claims

1. A contact type power supply tool bidirectional movement tracked rgv shuttle trolley is characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

a guide rail (700);

the vehicle body (100) is slidably mounted on the guide rail (700), and a movement driving device (200) for driving the vehicle body (100) to reciprocate along the guide rail (700) is arranged on the vehicle body (100);

the conveying mechanism (300) is arranged on the vehicle body (100) and comprises a plurality of conveying rollers of which the axes are parallel to the guide rail (700) and a conveying driving device for driving the conveying rollers to rotate around the axes; and the number of the first and second groups,

the trolley line power supply assembly (400) comprises a sliding contact (401) mounted on the vehicle body (100) and a trolley line (402) mounted on the ground and matched with the sliding contact (401), wherein the sliding contact (401) is lapped on the trolley line (402) to supply power to the mobile driving device (200) and the transportation mechanism (300).

2. The contact powered bi-directional tracked rgv shuttle car of claim 1, wherein: the mobile driving device (200) comprises a rolling wheel component arranged on the vehicle body (100) and a driving servo motor (201),

the rolling wheel assembly comprises a driving wheel assembly (500) and a driven wheel assembly (600), the driving wheel assembly (500) comprises a driving roller arranged on the guide rail (700) in a rolling manner, a transmission shaft (501) connected with the driving roller and positioned on the axis of the driving roller, and a driving chain wheel (502) coaxially and fixedly arranged on the transmission shaft (501), and the driven wheel assembly (600) comprises a driven roller arranged on the guide rail (700) in a rolling manner;

the driving servo motor (201) is installed on the vehicle body (100) through a first motor installation seat (202), the driving servo motor (201) is in transmission connection with the driving chain wheel (502) through a driving transmission chain (203), and the sliding contact (401) is lapped on the sliding contact line (402) to supply power to the driving servo motor (201).

3. The contact powered bi-directional tracked rgv shuttle car of claim 2, wherein: the first motor mounting seat (202) is slidably mounted on the vehicle body (100), a jacking block (204) is mounted on one side of the first motor mounting seat (202), a long screw rod (205) penetrates through the jacking block (204), the long screw rod (205) penetrates through the jacking block (204) and then abuts against the motor mounting seat,

the long screw (205) is rotated to drive the first motor mounting seat (202) to move in the plane where the driving chain wheel (502) is located, and then the distance between the driving servo motor (201) and the driving chain wheel (502) is adjusted.

4. The contact powered bi-directional tracked rgv shuttle car of claim 2, wherein: the driven wheel assembly (600) further comprises a hinge seat (601) fixedly mounted on the vehicle body (100) and a rotating bottom plate (602) hinged with the hinge seat (601), the driven roller is rotatably mounted on the rotating bottom plate (602) through a bearing (603), the driven roller is positioned below the guide rail (700),

a limiting spring (604) used for keeping the driven roller attached to the guide rail (700) is further arranged between the lower end of the rotating bottom plate (602) and the vehicle body (100), one end of the limiting spring (604) abuts against the vehicle body (100), and the other end of the limiting spring abuts against the lower end of the rotating bottom plate (602).

5. A contact powered bi-directional tracked rgv shuttle car according to any one of claims 2 to 4, wherein: the guide rail (700) comprises two parallel rails (701), the driving roller and the driven roller on any one rail (701) are both H-shaped rollers (503), and the driving roller and the driven roller on the other rail (701) are both baffle-free rollers (504).

6. The contact powered bi-directional tracked rgv shuttle car of claim 1, wherein: the transportation roller includes drive roll (301) and driven roller (302), coaxial fixed is provided with first sprocket (303) and second sprocket on drive roll (301), coaxial fixed is provided with driven sprocket (304) on driven roller (302), driven sprocket (304) through driven chain with the second sprocket transmission is connected, transportation drive arrangement includes transportation servo motor (306) of installing on automobile body (100) through second motor mount pad (305), transportation servo motor (306) through transportation drive chain (307) with first sprocket (303) transmission is connected, sliding contact (401) overlap joint in do on wiping line (402) transportation servo motor (306) power supply.

7. The contact powered bi-directional tracked rgv shuttle car of claim 6, wherein: the second motor mounting seat (305) is slidably mounted on the vehicle body (100), one side of the second motor mounting seat (305) is provided with a jacking block (204), a long screw rod (205) penetrates through the jacking block (204), and the long screw rod (205) passes through the jacking block (204) and then abuts against the second motor mounting seat (305),

the long screw (205) is rotated to drive the second motor mounting seat (305) to slide along the direction vertical to the length direction of the guide rail (700), so that the distance between the transportation servo motor (306) and the first chain wheel (303) is adjusted.