CN220220482U

CN220220482U - AGV (automatic guided vehicle) replacing vehicle for new energy commercial vehicle

Info

Publication number: CN220220482U
Application number: CN202321968832.3U
Authority: CN
Inventors: 马杰
Original assignee: Hebei Yite Mechanical Equipment Manufacturing Co ltd
Current assignee: Hebei Yite Mechanical Equipment Manufacturing Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2023-12-22
Anticipated expiration: 2033-07-25

Abstract

The utility model discloses an AGV (automatic guided vehicle) battery changing vehicle for a new energy commercial vehicle, which comprises an AGV, a lifting driving device, a battery changing platform and a floating battery changing device. According to the utility model, the AGV can drive the battery exchange platform to move to the battery exchange side of the new energy commercial vehicle, so that the basic positioning of the battery exchange platform and a battery compartment in the commercial vehicle is realized; through lift drive arrangement, translation drive assembly and design cross axle subassembly and compound drive assembly between battery bracket and level change platform, drive battery bracket goes up and down, translation and use cross axle subassembly to rotate as center of rotation and realize the accurate location of battery bracket and battery compartment position.

Description

AGV (automatic guided vehicle) replacing vehicle for new energy commercial vehicle

Technical Field

The utility model belongs to the technical field of power exchange equipment, and particularly relates to an AGV power exchange vehicle for a new energy commercial vehicle.

Background

With the development of new energy technology, more and more commercial vehicles (such as trucks, vans, logistics vehicles and the like) adopt an electric drive mode. In order to solve the problem of endurance of the new energy commercial vehicle, a power exchanging mode is often adopted to realize quick electric energy supplement.

The new energy commercial vehicle generally adopts a push-pull mode at the tail part of the new energy commercial vehicle to replace a battery. In the process of power exchange, the most critical step is to position the power exchange equipment and the power exchange position of the vehicle body. In the prior art, as disclosed in CN 115535907A, the power switching device often drives the power switching platform to move and position to the power switching position of the vehicle through XYZ three directions. The above technical solution has strict requirements on the parking position of the vehicle, and if a certain deviation is exceeded, positioning is difficult to achieve.

In addition, the height position of a battery compartment in the vehicle can be changed due to the fact that the load of the vehicle is large, the load is off-load or not, and the weight of the battery is changed in the process of pulling the battery by the battery replacement equipment, so that the positioning difficulty is increased.

Disclosure of Invention

The utility model aims to solve the problem of providing an AGV power exchange vehicle for a new energy commercial vehicle, which is characterized in that the whole equipment is moved to a power exchange side at the tail part of the new energy commercial vehicle by the AGV, a lifting driving device drives a floating power exchange device on a power exchange platform to rise to a position with the same height as a battery compartment of the new energy commercial vehicle, and then the position of the floating power exchange device is adjusted by a composite driving assembly and a translation driving assembly so as to be positioned with the battery compartment accurately.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a AGV trades electric car for new forms of energy commercial car, is in including AGV, setting lift drive arrangement on the AGV, set up lift drive arrangement drive end trade the electric platform and set up trade the floating electric installation that trades on the electric platform, the key lies in, it is including being used for bearing the battery bracket of battery box, setting up battery box push-pull subassembly on the battery bracket, setting up the battery bracket head with trade the cross axle subassembly and setting up between the electric platform and be in the battery bracket afterbody with trade between the electric platform and drive the battery bracket with the cross axle subassembly is the compound drive assembly of center of rotation.

Further, the cross axle assembly comprises a longitudinal axis rotatably arranged at the head of the battery bracket, and a transverse axis penetrating through the longitudinal axis and limited on a mounting seat, and the mounting seat is connected with the level changing platform.

Further, the floating power conversion device is provided with two groups of parallel on the power conversion platform, the power conversion platform is provided with a translation driving assembly for driving the two groups of floating power conversion devices to synchronously translate, the translation driving assembly comprises a first translation connecting plate connected with a cross shaft assembly in the floating power conversion device, a first translation guiding assembly arranged between the power conversion platform and the first translation connecting plate, a first screw rod sliding table arranged on the power conversion platform and connected with the first translation connecting plate, a second translation connecting plate connected with a composite driving assembly in the floating power conversion device, a second translation guiding assembly arranged between the power conversion platform and the second translation connecting plate, and a second screw rod sliding table arranged on the power conversion platform and connected with the second translation connecting plate;

the cross shaft assembly comprises a longitudinal shaft rotatably arranged at the head of the battery bracket, and a transverse shaft penetrating through the longitudinal shaft and limited on a mounting seat, and the mounting seat is connected with the first translation connecting plate;

the compound drive assembly comprises a connecting shaft, a hinge shaft, a connecting seat, a middle connecting plate, a crank connecting rod assembly, a compound drive motor, a crank connecting rod assembly and a compound drive motor, wherein the connecting shaft is limited at the tail part of the battery bracket, the hinge shaft penetrates through the connecting shaft, the connecting seat is used for installing the hinge shaft, the middle connecting plate is hinged with the connecting seat and the second translation connecting plate at two ends of the middle connecting plate respectively, the crank connecting rod assembly is connected with the battery bracket at the driving end of the crank connecting rod assembly, the compound drive motor is used for driving a crank in the crank connecting rod assembly, and the compound drive motor is fixed on the second translation connecting plate.

Further, the compound drive assembly comprises a connecting shaft, a hinge shaft, a connecting seat, a middle connecting plate, a crank connecting rod assembly and a compound drive motor, wherein the connecting shaft is limited at the tail part of the battery bracket in a rotating mode, the hinge shaft penetrates through the connecting shaft, the connecting seat is used for installing the hinge shaft, the middle connecting plate is hinged with the connecting seat and the battery bracket at two ends, the crank connecting rod assembly is connected with the battery bracket at the driving end, and the compound drive motor is used for driving a crank in the crank connecting rod assembly to be connected.

Further, the battery box push-pull assembly comprises a push-pull pin matched with the battery box, a reciprocating driving device for driving the push-pull pin to reciprocate along the length direction of the battery bracket, and a reciprocating driving device guide assembly arranged between the reciprocating driving device and the battery bracket;

the reciprocating driving device guide assemblies are arranged on the battery bracket side by side, and each group of reciprocating driving device guide assemblies comprises a guide rail fixed on the battery bracket and a sliding block matched with the guide rail;

the sliding blocks in the two groups of reciprocating driving device guide assemblies are connected with the reciprocating sliding table, and the push-pull pins are connected with the reciprocating sliding table;

the reciprocating driving device comprises a reciprocating driving motor fixed on the reciprocating sliding table, a gear connected with an output shaft of the reciprocating driving motor and a rack fixed on the battery bracket and meshed with the gear.

Further, a mounting device for driving the push-pull pin to move upwards into the traction hole of the battery box or downwards and leave the traction hole is arranged on the reciprocating sliding table, and the mounting device comprises a driving plate fixed at the bottom of the push-pull pin, a mounting driving plate fixed on the driving plate, a screw rod in threaded connection with the mounting driving plate and a mounting driving motor for driving the screw rod to rotate.

Further, an electric unlocking device is arranged at the bottom of the reciprocating sliding table.

Further, a mounting guide assembly for guiding the mounting driving plate is arranged on the reciprocating sliding table, the mounting guide assembly comprises two guide vertical plates arranged on the reciprocating sliding table side by side and two rows of guide bearing groups arranged on the guide vertical plates, and two ends of the mounting driving plate are respectively positioned in gaps of the two rows of guide bearing groups in the two guide vertical plates.

Further, a positioning block which is in contact with the battery box under the drive of the reciprocating driving device and limits the distance between the push-pull pin and the battery box is arranged on the guide vertical plate.

Further, a camera and a linear sliding table component for driving the camera to move are arranged below the level-changing table head, and the moving direction of the camera is perpendicular to the moving direction of the battery box.

The beneficial effects of the utility model are as follows: the AGV can drive the level changing platform to move to the electricity changing side of the new energy commercial vehicle, so that the coarse positioning of the electricity changing platform and a battery compartment in the commercial vehicle is realized; through the lifting driving device, the translation driving component and the design of the cross shaft component and the composite driving component between the battery bracket and the level changing platform, the battery bracket is driven to lift and translate, and the cross shaft component is used as a rotation center to rotate so as to realize the accurate positioning of the positions of the battery bracket and the battery bin; the mounting device is designed on the movable sliding table, so that the push-pull pin can automatically enter and exit the traction hole of the battery box, the electricity conversion efficiency can be improved, and the labor is reduced.

The present utility model will be described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a front view of an AGV replacement vehicle for a new energy commercial vehicle of the present utility model;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a perspective view of the AGV replacement vehicle for the new energy commercial vehicle of the present utility model;

FIG. 5 is a schematic diagram of a floating power transfer device according to the present utility model;

FIG. 6 is a schematic illustration of the cross-shaft assembly of the present utility model;

FIG. 7 is a schematic view of the mounting device of the present utility model;

FIG. 8 is a schematic view of another construction of the mounting device of the present utility model;

fig. 9 is a schematic structural view of a compound drive device in the present utility model.

In the drawings: 1. AGVs, 2, lifting drive devices, 3, a power conversion platform, 4, a battery box, 5, a battery bracket, 6, a longitudinal axis, 7, a transverse axis, 8, an installation seat, 9, a connecting shaft, 10, a hinge shaft, 11, a connecting seat, 12, an intermediate connecting plate, 13, a crank connecting rod assembly, 14, a composite drive motor, 15, a push-pull pin, 16, a guide rail, 17, a sliding block, 18, a reciprocating sliding table, 19, a reciprocating drive motor, 20, a gear, 21, a rack, 22, a drive plate, 23, a mounting drive plate, 24, a screw rod, 25, a mounting drive motor, 26, a guide vertical plate, 27, a guide bearing group, 28, a positioning block, 29, a camera, 30, a linear sliding table assembly, 31, a first translation connecting plate, 32, a first translation guide assembly, 33, a first screw rod sliding table, 34, a second translation connecting plate, 35, a second translation guide assembly, 36, a second screw rod sliding table, 37, a connecting bridge, 38 and an unlocking device.

Detailed Description

Referring to fig. 1-9, the utility model provides an AGV power exchanging vehicle for a new energy commercial vehicle, which comprises an AGV1, a lifting driving device 2 arranged on the AGV1, a power exchanging platform 3 arranged on the driving end of the lifting driving device 2, and a floating power exchanging device arranged on the power exchanging platform 3.

A laser radar for assisting positioning is provided on the AGV1 for positioning between the replacement car and the commercial car.

Referring to fig. 1, 2 and 4, the lift drive 2 described above includes a pin lift and a scissor lift assembly disposed on the AGV 1. Because the weight of the battery box 4 is large, in this embodiment, 4 sets of pin tooth lifting devices and 4 sets of scissor-stay assemblies are provided in order to maintain the stability of the operation of the level shifter. The pin tooth lifting devices and the scissor brace assemblies with corresponding numbers can be arranged according to specific requirements.

Referring to fig. 1-9, the floating power conversion device includes a battery bracket 5 for carrying a battery box 4, a battery box push-pull assembly disposed on the battery bracket 5, a cross shaft assembly disposed between the head of the battery bracket 5 and the level conversion table 3, and a compound driving assembly disposed between the tail of the battery bracket 5 and the level conversion table 3 and driving the battery bracket 5 to rotate with the cross shaft assembly as a rotation center.

Embodiment one of the floating power conversion device: in this embodiment, the floating power conversion device is directly disposed on the power conversion platform 3, and only one group of floating power conversion devices is disposed on the power conversion platform 3.

The cross assembly in this embodiment includes a longitudinal axis 6 rotatably disposed on the head of the battery carrier 5, and a transverse axis 7 extending through the longitudinal axis 6 and retained on a mounting 8. The vertical axis 6 is arranged in the same direction as the longitudinal direction of the battery bracket 5, the horizontal axis 7 is arranged in the same direction as the width direction of the battery bracket 5, and the mounting seat 8 is directly connected with the level changing table 3.

The compound driving assembly in the embodiment comprises a connecting shaft 9 which is limited at the tail part of the battery bracket 5 in a rotating way, a hinge shaft 10 which penetrates through the connecting shaft 9, a connecting seat 11 for installing the hinge shaft 10, an intermediate connecting plate 12 with two ends respectively hinged with the connecting seat 11 and the battery bracket 5, a crank connecting rod assembly 13 with a driving end connected with the battery bracket 5 and a compound driving motor 14 for driving a crank in the crank connecting rod assembly 13. The compound drive motor 14 is fixed on the level shifter 3. The connecting shaft 9 is on the same axis as the longitudinal shaft 6, and the hinge shaft 10 is parallel to the axis of the transverse shaft 7. Through the rotation of the compound driving motor 14, the crank connecting rod assembly 13 can drive the battery bracket 5 to rotate around the cross shaft assembly, so that the battery bracket 5 is accurately aligned with the battery compartment of the new energy commercial vehicle.

The crank connecting rod assembly 13 and the matched compound driving motor 14 are arranged in two groups between the battery bracket 5 and the level changing platform 3 by the symmetrical center in the connecting shaft 9.

A floating power conversion device embodiment two: different from the embodiment, in the embodiment, two groups of floating power conversion devices are arranged on the power conversion platform 3 side by side, and a translation driving assembly capable of driving the two groups of floating power conversion devices to translate synchronously is further arranged on the platform, so that the AGV1 can be driven to the tail of a new energy commercial vehicle, and the accurate positioning of the power conversion positions of the battery bracket 5 and the battery compartment in the commercial vehicle can be realized through the translation cooperation lifting driving device 2 and the compound driving assembly of the two groups of floating power conversion devices.

Referring to fig. 1, 4 and 5, the above-mentioned translation driving assembly includes a first translation connecting plate 31 connected to the cross axle assembly in the floating power conversion device, a first translation guiding assembly 32 disposed between the power conversion table 3 and the first translation connecting plate 31, a first screw sliding table 33 disposed on the power conversion table 3 and connected to the first translation connecting plate 31, a second translation connecting plate 34 connected to the composite driving assembly in the floating power conversion device, a second translation guiding assembly 35 disposed between the power conversion table 3 and the second translation connecting plate 34, and a second screw sliding table 36 disposed on the power conversion table 3 and connected to the second translation connecting plate 34. The first translation guide assembly 32 and the second translation guide assembly 35 each comprise a guide rail and a matched slide block, wherein the slide blocks are connected with the first translation connecting plate 31 or the second translation connecting plate 34. The first screw rod sliding table 33 and the second screw rod sliding table 36 drive the corresponding connecting plates to move, and the two groups of floating power conversion devices synchronously translate to realize the horizontal positioning of the device and the power conversion position, and the translation direction of the floating power conversion devices is vertical to the push-pull direction of the battery box 4. The crank-link assembly 13 and the associated compound drive motor 14 are arranged in two sets between each battery carrier 5 and the second translating web 34 with a centre of symmetry in the connecting shaft 9.

The bottom of each cross assembly is connected to a corresponding first translating web 31. The two first translational web 31 are then connected to the two ends of the connecting bridge 37, respectively. The middle part of the connecting bridge 37 is connected with the execution end of the first screw sliding table 33. The level shifter 3 is provided with a bar-shaped hole through which both ends of the connection bridge 37 pass.

Referring to fig. 6, the cross assembly described above includes a longitudinal axis 6 rotatably disposed on the head of the battery carrier 5, and a transverse axis 7 extending through the longitudinal axis 6 and retained on a mounting 8. The longitudinal axis 6 is arranged in the same direction as the length direction of the battery bracket 5, the transverse axis 7 is arranged in the same direction as the width direction of the battery bracket 5, and the mounting seat 8 is connected with the first translation connecting plate 31.

Referring to fig. 2 and 9, the above-mentioned composite driving assembly includes a connection shaft 9 rotatably limited at the tail of the battery bracket 5, a hinge shaft 10 passing through the connection shaft 9, a connection seat 11 for mounting the hinge shaft 10, an intermediate connection plate 12 having both ends hinged to the connection seat 11 and the second translation connection plate 34, respectively, and a crank-link assembly 13 having a driving end connected to the battery bracket 5, and a composite driving motor 14 for driving a crank in the crank-link assembly 13, wherein the composite driving motor 14 is fixed on the second translation connection plate 34. The connecting shaft 9 is on the same axis as the longitudinal shaft 6, and the hinge shaft 10 is parallel to the axis of the transverse shaft 7. Through the rotation of the compound driving motor 14, the crank connecting rod assembly 13 can drive the battery bracket 5 to rotate (pitch and yaw) around the cross shaft assembly, so that the battery bracket 5 is accurately aligned with the relevant position of the battery compartment in the new energy commercial vehicle.

In this embodiment, the compound drive motor 14 and the intermediate connection plate 12 in all compound drive assemblies are fixed to the same second translating connection plate 34.

Referring to fig. 2, 5 and 8, the above-mentioned battery case push-pull assembly includes push-pull pins 15 matched with the battery case 4, a reciprocating driving device for driving the push-pull pins 15 to reciprocate along the length direction of the battery bracket 5, and a reciprocating driving device guide assembly disposed between the reciprocating driving device and the battery bracket 5.

The reciprocating drive guide assemblies are arranged in two groups side by side on the battery bracket 5, and each group of reciprocating drive guide assemblies comprises a guide rail 16 fixed on the battery bracket 5 and a sliding block 17 matched with the guide rail 16.

The sliding blocks 17 in the two groups of reciprocating driving device guiding assemblies are connected with the reciprocating sliding table 18, and the push-pull pins 15 are connected with the reciprocating sliding table 18.

The reciprocating drive means includes a reciprocating drive motor 19 fixed to the reciprocating slide table 18, a gear 20 connected to an output shaft of the reciprocating drive motor 19, and a rack 21 fixed to the battery bracket 5 and meshed with the gear 20. Under the motion of the reciprocating drive motor 19, the gear 20 and the rack 21 are meshed, and then the reciprocating sliding table 18 is guided by the guide rail 16 and the sliding block 17 to reciprocate along the length direction of the battery bracket 5, so that the push-pull of the battery box 4 is realized, namely: the battery box 4 is pushed into the battery compartment from the battery bracket 5 or the battery box 4 in the battery compartment is pulled onto the battery bracket 5.

The battery bracket 5 is provided with a track seat and a battery box guide bar arranged in the track seat. The outside at the track seat is equipped with the turn-ups of upwards bending, can play the effect that carries out spacing to battery box 4. A slope is provided at one end or at both ends of the battery box guide bar so that the grooved roller at the bottom of the battery box 4 can enter the battery box guide bar through the slope.

Referring to fig. 7 and 8, a mounting means for driving the push-pull pin 15 to move up into the traction hole of the battery case 4 or to move down and out of the traction hole is provided on the reciprocating slide table 18. The mounting device comprises a driving plate 22 fixed at the bottom of the push-pull pin 15, a mounting driving plate 23 fixed on the driving plate 22, a screw rod 24 in threaded connection with the mounting driving plate 23 and a mounting driving motor 25 for driving the screw rod 24 to rotate. The lead screw 24 is driven to rotate by the mounting driving motor 25, so that the mounting driving plate 23 in threaded connection with the lead screw 24 drives the push-pull pin 15 to move up and down under the guidance of the mounting guiding assembly, and the push-pull pin 15 moves up into the traction hole of the battery box 4 or moves down and leaves the traction hole. In addition, the mounting driving plate 23 can be driven to move through structures such as an electric push rod, a gear rack driven by a motor, a cam structure driven by the motor and the like. In this embodiment, the mounting driving motor 25 is located at the bottom of the reciprocating sliding table 18, so that the space above the sliding table is not occupied, and other components can be conveniently mounted. The bottom of the screw 24 is connected with the output shaft of the mounting driving motor 25. By the mode, the push-pull pin 15 is connected with and separated from the battery box 4, so that automatic operation is realized, and labor cost is reduced.

The mounting guide assembly for guiding the mounting driving plate 23 is arranged on the reciprocating sliding table 18 and comprises two guide vertical plates 26 arranged on the reciprocating sliding table 18 side by side and two rows of guide bearing groups 27 arranged on the guide vertical plates 26, and two ends of the mounting driving plate 23 are respectively positioned in gaps of the two rows of guide bearing groups 27 in the two guide vertical plates 26. A positioning block 28 is provided on the guide standing plate 26, which is in contact with the battery box 4 under the drive of the reciprocating drive means and defines the distance between the push-pull pin 15 and the battery box 4. When the positioning block 28 is in contact with the battery box 4, the push-pull pin 15 is located just below the traction hole in the battery box 4, thereby achieving positioning between the push-pull pin 15 and the traction hole.

An unlocking device 38 can also be arranged below the reciprocating sliding table 18 to realize the locking and unlocking operation of the battery compartment in the commercial vehicle. Two sets of unlocking means 38 are provided under each shuttle table 18.

Referring to fig. 4, a camera 29 and a linear sliding table assembly 30 for driving the camera 29 to move are arranged below the head of the level changing table 3, and the moving direction of the camera 29 is perpendicular to the moving direction of the battery box 4.

The AGV changes the power supply process of the electric vehicle as follows.

S10, controlling the AGV to move to the tail of the vehicle, enabling a floating power exchanging device which does not bear the battery box 4 in the power exchanging platform 3 to face a battery compartment of the vehicle, and realizing center positioning, namely: the AGV is remotely controlled to replace the electric car, and the corresponding positioning marks on the commercial car or the battery compartment of the commercial car are positioned and centered from far to near by utilizing the positioning points of the laser positioning device, so that the floating electric exchanging device which does not bear the battery box 4 in the electric exchanging platform 3 is positioned to be approximately aligned with the vertical center of the battery compartment of the commercial car, and coarse positioning is finished.

Specifically, the laser radar ranging on the AGV1 is used for realizing that the trolley changing vehicle is opposite to the tail of the vehicle and has a certain distance, so that the position detection and the subsequent trolley changing vehicle adjustment are facilitated.

In the initial state, one of the two floating power change devices in the power change table 3 carries a battery box 4, and the other one has no battery box 4 for pulling the battery box 4 in the battery compartment of the vehicle onto its battery bracket 5.

S20, fine tuning, namely scanning a tail mark of a commercial vehicle or a battery compartment by a camera, feeding data back to an AGV (automatic guided vehicle) battery replacement computer, and calculating and adjusting a floating battery replacement device (comprising ascending, swinging and pitching) of the battery replacement vehicle by the computer, and translating left and right by utilizing a first screw rod sliding table 33 and a second screw rod sliding table 36. Finally, the floating power exchanging device is aligned with the battery compartment of the vehicle, and the reciprocating sliding table 18 moves to the head of the battery bracket 5.

S30, a mounting driving motor 25 drives a push-pull pin 15 to enter a traction hole of the battery box 4, then a reciprocating driving motor 19 drives a reciprocating sliding table 18 to move from the head of the battery bracket 5 to the tail of the battery bracket, so that the battery box 4 of the vehicle moves onto the battery bracket 5, and a camera 29 adjusts devices in real time according to an obtained image of a positioning mark in the drawing process of the battery box 4, so that smooth drawing of the battery box without electricity is ensured.

If the battery box 4 is provided with a screw to be unlocked, the unlocking device 38 is used for unlocking the screw and then the operation is performed.

S40, after the power-shortage battery is extracted, controlling the AGV to translate leftwards or rightwards so that the floating power conversion device with the full-power battery box at one side moves to a battery compartment facing the power conversion vehicle; the camera 29 adjusts the devices in real time according to the obtained image of the positioning mark to ensure that the current floating power conversion device is aligned to the vehicle battery compartment.

S50, the reciprocating driving motor 19 drives the reciprocating sliding table 18 to move from the tail part to the head part of the battery bracket 5, and the battery box 4 on the battery bracket 5 is moved into the battery bin. The camera 29 adjusts each device in real time according to the obtained image of the positioning mark during the movement of the battery box 4, so as to ensure the smooth pushing of the full-power battery box.

If the battery box 4 is provided with a screw to be locked, the screw is locked through the unlocking device 38.

Finally, the mounting driving motor 25 drives the push-pull pin 15 to leave the traction hole of the battery box 4, and the reciprocating driving motor 19 drives the reciprocating sliding table 18 to move from the head of the battery bracket 5 to the tail of the battery bracket.

And S60, the electricity-shortage battery box is moved to a charging station for charging by the electricity-replacement vehicle, and the full-charge battery box is loaded for the next electricity-replacement operation.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same; while the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present utility model or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the utility model, it is intended to cover the scope of the utility model as claimed.

Claims

1. The utility model provides a AGV trades electric car for new forms of energy commercial car, is in including AGV (1), setting lift drive arrangement (2) on AGV (1), set up lift drive arrangement (2) drive end trade electric platform (3) and set up trade electric device that floats on electric platform (3), its characterized in that, it is in including being used for bearing battery box (4) battery bracket (5), setting up battery box push-and-pull subassembly on battery bracket (5), setting up battery bracket (5) head with trade electric platform (3) cross axle subassembly and setting up battery bracket (5) afterbody with trade electric platform (3) between and drive battery bracket (5) use cross axle subassembly is rotatory compound drive assembly of center of rotation.

2. The AGV battery exchange vehicle for a new energy commercial vehicle according to claim 1, wherein the cross-axle assembly comprises a longitudinal axis (6) rotatably disposed at the head of the battery carrier (5), a transverse axis (7) passing through the longitudinal axis (6) and being restrained on a mounting base (8), the mounting base (8) being connected to the battery exchange table (3).

3. The AGV battery changing vehicle for a new energy commercial vehicle according to claim 2, wherein the composite driving assembly comprises a connecting shaft (9) which is limited at the tail part of the battery bracket (5), a hinge shaft (10) which penetrates through the connecting shaft (9), a connecting seat (11) for installing the hinge shaft (10), an intermediate connecting plate (12) with two ends respectively hinged with the connecting seat (11) and the battery bracket (5), a crank connecting rod assembly (13) with a driving end connected with the battery bracket (5) and a composite driving motor (14) for driving a crank in the crank connecting rod assembly (13).

4. The AGV battery exchange vehicle for the new energy commercial vehicle according to claim 1, wherein the floating battery exchange device is provided with two groups side by side on the battery exchange platform (3), a translation driving assembly for driving the two groups of floating battery exchange devices to translate synchronously is arranged on the battery exchange platform (3), the translation driving assembly comprises a first translation connecting plate (31) connected with a cross shaft assembly in the floating battery exchange device, a first translation guiding assembly (32) arranged between the battery exchange platform (3) and the first translation connecting plate (31), a first screw rod sliding table (33) arranged on the battery exchange platform (3) and connected with the first translation connecting plate (31), a second translation connecting plate (34) connected with a compound driving assembly in the floating battery exchange device, a second translation guiding assembly (35) arranged between the battery exchange platform (3) and the second translation connecting plate (34) and a second screw rod (36) arranged on the battery exchange platform (3) and connected with the second translation connecting plate (34);

the cross shaft assembly comprises a longitudinal shaft (6) rotatably arranged at the head of the battery bracket (5), and a transverse shaft (7) penetrating through the longitudinal shaft (6) and limited on a mounting seat (8), and the mounting seat (8) is connected with the first translation connecting plate (31);

the compound drive assembly comprises a connecting shaft (9) which rotates and limits the tail of the battery bracket (5), a hinge shaft (10) which passes through the connecting shaft (9), a connecting seat (11) which is used for installing the hinge shaft (10), an intermediate connecting plate (12) with two ends respectively hinged with the connecting seat (11) and a second translation connecting plate (34), and a crank connecting rod assembly (13) with a driving end connected with the battery bracket (5) and a compound drive motor (14) which drives a crank in the crank connecting rod assembly (13), wherein the compound drive motor (14) is fixed on the second translation connecting plate (34).

5. The AGV battery exchange vehicle for a new energy commercial vehicle according to claim 1, wherein the battery box push-pull assembly comprises a push-pull pin (15) mated with the battery box (4), a reciprocating drive device for driving the push-pull pin (15) to reciprocate along the length direction of the battery bracket (5), and a reciprocating drive device guide assembly provided between the reciprocating drive device and the battery bracket (5);

two groups of reciprocating driving device guide assemblies are arranged on the battery bracket (5) side by side, and each group of reciprocating driving device guide assemblies comprises a guide rail (16) fixed on the battery bracket (5) and a sliding block (17) matched with the guide rail (16);

the sliding blocks (17) in the two groups of reciprocating driving device guide assemblies are connected with a reciprocating sliding table (18), and the push-pull pins (15) are connected with the reciprocating sliding table (18);

the reciprocating driving device comprises a reciprocating driving motor (19) fixed on the reciprocating sliding table (18), a gear (20) connected with an output shaft of the reciprocating driving motor (19) and a rack (21) fixed on the battery bracket (5) and meshed with the gear (20).

6. The AGV replacing vehicle for a new energy commercial vehicle according to claim 5, wherein a mounting device for driving the push-pull pin (15) to move upwards into a traction hole of the battery box (4) or downwards and leave the traction hole is arranged on the reciprocating sliding table (18), and the mounting device comprises a driving plate (22) fixed at the bottom of the push-pull pin (15), a mounting driving plate (23) fixed on the driving plate (22), a screw rod (24) in threaded connection with the mounting driving plate (23) and a mounting driving motor (25) for driving the screw rod (24) to rotate.

7. The AGV trolley for a new energy commercial vehicle according to claim 5, wherein an electric unlocking device (38) is provided at the bottom of the reciprocating slide table (18).

8. The AGV replacement vehicle for a new energy commercial vehicle according to claim 5, wherein a mounting guide assembly for guiding a mounting driving plate (23) is arranged on the reciprocating sliding table (18), the mounting guide assembly comprises two guide vertical plates (26) arranged on the reciprocating sliding table (18) side by side, two rows of guide bearing groups (27) arranged on the guide vertical plates (26), and two ends of the mounting driving plate (23) are respectively positioned in gaps of the two rows of guide bearing groups (27) in the two guide vertical plates (26).

9. AGV change trolley for new energy commercial vehicles according to claim 8, characterized in that a positioning block (28) is provided on the guiding riser (26) which is in contact with the battery box (4) under the drive of the reciprocating drive and defines the distance between the push-pull pin (15) and the battery box (4).

10. The AGV battery exchange vehicle for the new energy commercial vehicle according to any one of claims 1 to 9, wherein a camera (29) and a linear sliding table assembly (30) for driving the camera (29) to move are arranged below the head of the battery exchange platform (3), and the moving direction of the camera (29) is perpendicular to the moving direction of the battery box (4).