CN218616598U - Robot battery replacement device and system - Google Patents

Abstract

The application relates to a robot battery replacement device and system. The robot battery replacing device comprises a base, a translation mechanism and a placing table, wherein the base comprises a replacing area and an avoiding area which are arranged in parallel along the horizontal direction; an upper-layer space translation mechanism is arranged above the base and is used for driving the battery positioned on the base to move between the replacing area and the avoiding area; the placing table is used for placing a battery and is connected with the base through a lifting mechanism, and the lifting mechanism is used for driving the placing table to move between the upper space and the replacing area. The scheme provided by the application can avoid lifting up and lifting down and carrying back and forth in the battery replacement process, reduces the working strength and improves the working efficiency.

Description

Robot battery replacement device and system

Technical Field

The application relates to the technical field of intelligent warehousing, in particular to a robot battery replacing device and system.

Background

Along with the rapid development of the robot technology, the transfer robot plays an important role in the intelligent warehousing, can replace the manual work to carry goods, and improves the efficiency of goods carrying. In order to facilitate the smooth movement of the transfer robot in the warehouse, a battery is arranged in the transfer robot, and the battery supplies power to the transfer robot.

In the related art, when the battery of the transfer robot is in a power shortage state, in the process of replacing the battery for the transfer robot, the battery to be replaced in the transfer robot is generally taken out manually, the charged battery is lifted down from the charging rack and replaced into the transfer robot, and finally the battery to be replaced is lifted up to the charging rack for charging.

However, the whole battery replacement process needs to manually lift up and down the battery and carry the battery back and forth, so that the work intensity is high, and the work efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve or partially solve the problems existing in the related art, the application provides a device and a system for replacing a robot battery, which can avoid lifting up and down and carrying back and forth in the process of replacing the battery, reduce the working strength and improve the working efficiency.

The present application provides in a first aspect a robot battery replacement device, comprising:

the base comprises a replacement area and an avoidance area which are arranged in parallel along the horizontal direction; and an upper layer space is arranged above the base;

the translation mechanism is arranged on the base and is used for driving the battery positioned on the base to move between the replacement area and the avoidance area;

the battery replacing device comprises a placing table, a base and a lifting mechanism, wherein the placing table is used for placing a battery and is connected with the base through the lifting mechanism, and the lifting mechanism is used for driving the placing table to move between the upper layer space and the replacing area.

The second aspect of the present application provides a robot battery replacing system, comprising a transfer robot and the robot battery replacing device, wherein the transfer robot comprises a battery compartment; when the battery in the battery compartment is replaced, the replacement area of the robot battery replacement device is aligned with the battery compartment.

The technical scheme provided by the application can comprise the following beneficial effects: when the battery of the carrying robot is replaced, the battery does not need to be lifted up and down, and the battery to be replaced can be supported and avoided when the placing platform descends only by driving the horizontal movement of the battery to be replaced on the base through the translation mechanism; meanwhile, the charged battery can be moved to a replacement area through the lifting of the placing table, and the charged battery is moved into the battery bin from the replacement area, so that the battery replacement is finally completed. Time and labor are saved, labor intensity is reduced, and replacement efficiency is improved.

The technical scheme of the application can also be as follows: simultaneously, a plurality of batteries can be taken out or moved into the battery compartment at the same time. Specifically, the method comprises the following steps: if two batteries to be replaced in the battery bin need to be taken out simultaneously, the two batteries to be replaced can be sequentially moved out and placed on the base and the placing table; if two charged batteries are required to be moved into the battery compartment at the same time, the charged batteries can be respectively placed on the base and the placing table and then moved into the battery compartment in sequence.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The foregoing and other objects, features and advantages of the application will be apparent from the following more particular descriptions of exemplary embodiments of the application as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the application.

Fig. 1 is a schematic structural diagram of a robot battery exchange device according to an embodiment of the present disclosure;

fig. 2 is a schematic diagram of step S1 shown in the embodiment of the present application;

fig. 3 is a schematic diagram of step S2 shown in the embodiment of the present application;

fig. 4 is a schematic diagram of step S3 shown in the embodiment of the present application;

fig. 5 is a schematic diagram of step S4 shown in the embodiment of the present application;

fig. 6 is a schematic diagram of step S5 shown in the embodiment of the present application;

fig. 7 is a schematic structural view of the first battery tray shown in fig. 1;

fig. 8 is a schematic structural view of a battery shown in an embodiment of the present application;

fig. 9 is another schematic structural diagram of a robot battery changer according to an embodiment of the present disclosure;

fig. 10 is a schematic structural view of the base and the translation mechanism shown in fig. 9.

Reference numerals:

1. a base; 10. replacing the area; 11. an avoidance area; 12. a drum; 13. a traveling wheel; 14. an upper level space;

2. a translation mechanism; 20. a first battery tray; 21. a handle; 22. a pulley; 23. blocking edges; 24. a rolling track; 25. a first battery receiving location; 26. a battery fixing hook; 27. a rolling wheel;

3. a placing table; 30. a second battery tray;

4. a lifting mechanism; 40. a connecting rod assembly; 400. a connecting rod; 41. a drive rod; 410. rotating the rod; 411. a handle;

5. a limiting mechanism; 50. a bearing platform; 500. a bearing surface;

6. a transfer robot; 60. a battery compartment;

7. a battery; 70. a handle;

8. a cushion pad.

Detailed Description

Embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While embodiments of the present application are illustrated in the accompanying drawings, it should be understood that the present application may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It should be understood that although the terms "first," "second," "third," etc. may be used herein to describe various information, these information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present application. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the present application.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections as well as removable connections or combinations; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

In the related art, when the battery of the transfer robot is in a power shortage state, in the process of replacing the battery for the transfer robot, the battery to be replaced in the transfer robot is generally taken out manually, the charged battery is lifted down from the charging rack and replaced into the transfer robot, and finally the battery to be replaced is lifted up to the charging rack for charging. However, the whole battery replacement process needs to manually lift up and lift down the battery and carry the battery back and forth, which consumes greater working strength and has low working efficiency.

To the above problem, the embodiment of the application provides a robot battery changes device, can avoid lifting and carrying back and forth in the battery change process, reduces working strength, improves work efficiency.

The technical solutions of the embodiments of the present application are described in detail below with reference to the accompanying drawings.

Referring to fig. 1, the robot battery replacing device according to the embodiment of the present application includes a base 1, a translation mechanism 2, and a placing table 3, where the base 1 includes a replacing area 10 and an avoiding area 11 that are arranged in parallel along a horizontal direction; in which the replacement area 10 is docked with the battery compartment 60 of the transfer robot 6 so that the battery to be replaced is taken out of the battery compartment 60 into the replacement area 10, and the charged battery is taken into the battery compartment 60 from the replacement area 10. And an upper space 14 is arranged above the base 1; the translation mechanism 2 is arranged on the base 1, and the translation mechanism 2 is used for driving the battery 7 positioned on the base 1 to move between the replacement area 10 and the avoidance area 11; the placing table 3 is used for placing the battery 7, and the placing table 3 is connected with the base 1 through the lifting mechanism 4, and the lifting mechanism 4 is used for driving the placing table 3 to move between the upper space 14 and the replacing area 10.

The specific work flow of the robot battery replacing device in the embodiment of the application is as follows:

step S1: referring to fig. 2, the charged battery is placed on the placing table 3 of the robot battery exchange device, and the placing table 3 is located in the upper space 14 of the base 1. The replacement area 10 is aligned with the battery compartment 60 of the transfer robot 6. The battery compartment 60 may be aligned with the replacement area 10 of the robot battery replacement device by moving the transfer robot 6, or the replacement area 10 may be aligned with the battery compartment 60 of the transfer robot 6 by moving the robot battery replacement device.

Step S2: referring to fig. 3, the battery to be replaced in the battery compartment 60 of the transfer robot 6 is taken out and moved into the replacement area 10.

And step S3: referring to fig. 4, the battery to be replaced in the replacement area 10 is moved to the avoidance area 11 along the length direction of the base 1 by the translation mechanism 2 to vacate the replacement area 10.

And step S4: referring to fig. 5, the placing table 3 is driven by the elevating mechanism 4 to move from the upper space 14 to the replacement area 10 so that the charged battery on the placing table 3 is located in the replacement area 10 and aligned with the battery compartment 60.

Step S5: referring to fig. 6, the battery charged on the placing table 3 is moved into the battery compartment 60 of the transfer robot 6, and the battery to be replaced is carried away for charging, thereby completing the battery replacement of the transfer robot 6.

When the battery of the carrying robot 6 is replaced, the battery does not need to be lifted up and down, and the battery to be replaced can be supported and avoided when the placing table 3 descends by driving the horizontal movement of the battery to be replaced on the base 1 through the translation mechanism 2; meanwhile, by lifting the placing table 3, the charged battery can be moved to the replacing area 10, and the charged battery is moved into the battery bin 60 from the replacing area 10, so that the battery replacement is finally completed. Time and labor are saved, labor intensity is reduced, and replacement efficiency is improved.

In addition, the robot battery replacing device of the embodiment of the application can also simultaneously realize the simultaneous taking out or moving in of a plurality of batteries to the battery bin 60. Specifically, the method comprises the following steps: if two batteries to be replaced in the battery bin 60 need to be taken out simultaneously, the two batteries to be replaced can be sequentially moved out and placed on the base 1 and the placing table 3; if two charged batteries need to be moved into the battery compartment 60 at the same time, the charged batteries can be placed on the base 1 and the placing table 3 respectively and moved into the battery compartment 60 in sequence.

As an alternative embodiment, referring to fig. 2, the lifting mechanism 4 includes two connecting rod assemblies 40 respectively disposed at two sides of the placing table 3, the top ends of the connecting rod assemblies 40 are rotatably connected to the placing table 3, and the bottom ends are rotatably connected to the base 1; when the link assembly 40 is operated to the first state, the placement table 3 is located in the upper space 14, and when the link assembly 40 is operated to the second state, the placement table 3 is located in the replacement area 10.

According to the embodiment of the application, the connecting rod assembly 40 is arranged, the connecting rod assembly 40 is rotatably connected with the placing table 3 and the base 1, so that the placing table 3 moves between the upper space 14 and the replacing area 10, and in the moving process, the placing table 3 is always kept horizontal.

As a preferred embodiment, referring to fig. 2, the connecting rod assembly 40 includes two connecting rods 400 arranged in parallel along the length direction of the base 1, and both ends of the connecting rods 400 are rotatably connected to the placing table 3 and the base 1, respectively.

By providing the two parallel links 400, stable support of the placing table 3 and stable rotation of the placing table 3 are achieved.

As a preferred embodiment, referring to fig. 2, the lifting mechanism 4 further includes a driving lever 41, the driving lever 41 includes a rotating lever 410 rotatably connected to the connecting rod 400, and the rotating lever 410 is driven to rotate the connecting rod 400 synchronously to switch the connecting rod assembly 40 between the first state and the second state.

The both ends of dwang 410 of this application embodiment and the both ends rotatable coupling of connecting rod 400, and dwang 410 and connecting rod 400 parallel arrangement, the one end of dwang 410 is connected with handle 411, realizes the rotation of dwang 410 through push-and-pull handle 411 to drive the synchronous rotation of connecting rod 400, finally realize placing the motion of platform 3.

As an alternative embodiment, referring to fig. 2, the robot battery replacing apparatus further includes a limiting mechanism 5, and the limiting mechanism 5 is disposed on the base 1 and is used for limiting the connecting rod assembly 40 in the first state.

Since the link assembly 40 is disposed in an inclined manner when the link assembly 40 is operated to the second state, and the link assembly 40 cannot maintain the inclined state, the embodiment of the present invention limits the link assembly 40 in the first state by the limiting mechanism 5, so as to limit the placing table 3 in the upper space 14.

As a preferred embodiment, referring to fig. 3, the limiting mechanism 5 includes two bearing platforms 50 respectively disposed at two sides of the base 1, one side of the bearing platform 50 near the connecting rod 400 is provided with a bearing surface 500, and the bearing surface 500 is used for abutting against the connecting rod 400 when the placing platform 3 is located in the upper layer space 14.

When the placing table 3 is located in the upper space 14, the connecting rod 400 is disposed obliquely and abuts against and limits the bearing surface 500 of the bearing platform 50, so as to limit the placing table 3 in the upper space 14.

As an alternative embodiment, referring to fig. 9, the base 1 has a plurality of first battery accommodating locations 25 arranged in an array, and the plurality of first battery accommodating locations 25 are distributed in the replacing region 10 and the avoiding region 11, and at least one first battery accommodating location 25 is arranged in the replacing region 10 and the avoiding region 11.

Specifically, for example, the base 1 has four first battery receiving locations 25, two of the first battery receiving locations 25 are arranged in the replacement area 10 in parallel along the width direction of the base 1, and the other two first battery receiving locations 25 are arranged in the avoidance area 11 in parallel along the width direction of the base 1. Can remove two transfer robot 6 to the both sides of base 1, make two transfer robot 6's battery compartment 60 aim at two first battery that lie in the change region 10 on the base 1 respectively and hold position 25 to carry out the battery change to two transfer robot 6 simultaneously, improve battery change efficiency greatly.

As a preferred embodiment, referring to fig. 1, the translation mechanism 2 includes at least one first battery tray 20 adapted to the size of the first battery accommodating location 25, and the first battery tray 20 is slidably disposed on the base 1; the placing table 3 has a plurality of second battery accommodating positions arranged in an array, and a second battery tray 30 is provided in at least one of the second battery accommodating positions.

This application embodiment realizes the bearing to battery 7 and the removal along the length direction of base 1 through first battery tray 20, makes the removal of battery more orderly more stable.

As a preferred embodiment, referring to fig. 7, the translation mechanism 2 further includes a handle 21, and the handle 21 is disposed on the first battery tray 20 and is used for pulling the first battery tray 20 to move on the base 1; and/or, the translation mechanism 2 further includes a pulley 22, the pulley 22 is disposed at the bottom end of the first battery tray 20, and the first battery tray 20 is slidably disposed on the base 1 through the pulley 22.

When the battery to be replaced in the battery compartment 60 needs to be taken out, the first battery tray 20 is moved to the replacement area 10 by pulling the handle 21; after the battery to be replaced is taken out, the first battery tray 20 is moved into the escape area 11 by pulling the handle 21. The first battery tray 20 slides on the base 1 through the pulley in the moving process, so that the moving smoothness is improved.

In addition, the movement of the first battery tray 20 in the width direction of the base 1 may be restricted by a magnet or other structure, preventing the first battery tray 20 from sliding along the movement direction of the battery 7 during the process of taking the battery 7.

As a preferred embodiment, referring to fig. 7, a battery fixing hook 26 is disposed on one side of the first battery tray 20 and/or the second battery tray 30, and the battery fixing hook 26 is used for engaging with the handle 70 of the battery 7 in a limiting manner.

Since the battery 7 needs to move together with the first and second battery trays 20 and 30 when the battery 7 is on the first and second battery trays 20 and 30, in order to prevent the battery 7 from falling, the handle 70 on the battery 7 is hooked by the battery fixing hook 26 to limit the movement of the battery 7.

As a preferred embodiment, referring to fig. 7, at least one rolling rail 24 extending in the width direction of the base 1 is provided on the first battery tray 20 and/or the second battery tray 30.

The rolling tracks 24 of the embodiment of the present application are provided with two, and the two rolling tracks 24 are arranged at intervals along the length direction of the base 1. And the rolling track 24 comprises two sliding bars and a plurality of small rollers arranged between the two sliding bars. The battery 7 is moved to the first battery tray 20 or the second battery tray 30 by the roller, which saves more labor.

As an alternative embodiment, referring to fig. 7, two ribs 23 are respectively disposed on two sides of the first battery tray 20 and/or the second battery tray 30, and the two ribs 23 are spaced apart along the length direction of the base 1.

The batteries 7 are restrained within the first battery tray 20 and/or the second battery tray 30 by the ribs 23 to prevent the batteries 7 from falling off during transportation.

As an alternative embodiment, referring to fig. 9 and 10, the translation mechanism 2 includes a plurality of rolling wheels 27 arranged in an array and penetrating through the base 1, and the rolling wheels 27 can be lifted and lowered in the vertical direction to adjust the height of the base 1 to be equal to the height of the battery compartment 60 of the transfer robot 6.

At present, the height of an operation platform of a conventional battery replacing device is too high, the minimum height of a battery in a battery cabin of a carrying robot 6 is only about 50mm, and the battery still needs to be manually lifted and placed when the battery is replaced.

When first battery tray 20 or second battery tray 30 are located change region 10, the height of first battery tray 20 or second battery tray 30 is adjusted through the vertical lift of the wheel that rolls to this application embodiment for the robot battery is changed, and the height of battery is low, still can normally get and put.

As a preferred embodiment, referring to fig. 10, all the rolling wheels 27 form a plurality of rows of rollers spaced along the length direction of the base, and the spacing between two adjacent rows of rollers is not more than half of the width of the battery.

The interval between two adjacent rows of rollers is at most half of the width of the battery 7, so that the battery 7 cannot incline to the gap position between two adjacent rows of rollers because the gravity center is not on the plane.

As an alternative embodiment, referring to fig. 1, the side wall of the base 1 is provided with a roller 12 for contacting the battery to be replaced in the battery compartment 60 of the transfer robot 6, the roller 12 is located in the replacement region 10, and the roller 12 is used for providing rolling support for the battery to be replaced when the battery to be replaced is taken out from the battery compartment 60.

The drum 12 provides temporary rolling support when the battery to be replaced is taken out of the battery compartment 60, so that the battery to be replaced smoothly moves onto the first battery tray 20 through the drum 12.

As an alternative embodiment, referring to fig. 1, a buffer pad 8 for contacting with a battery compartment of the robot is provided on a sidewall of the base 1, and the buffer pad 8 is located in the replacement area 10; and/or the bottom end of the base 1 is provided with a traveling wheel 13.

The cushion pad 8 according to the embodiment of the present application can prevent the battery compartment 60 of the transfer robot 6 from being damaged by the collision of the robot battery exchange device with the battery compartment 60.

The bottom of base 1 of this application embodiment sets up walking wheel 13, can realize base 1's removal, when changing the battery, moves base 1 to transfer robot 6 department to make change regional 10 aim at battery compartment 60, for changing the battery and prepare.

Corresponding to the embodiment of the application function realization device, the application also provides a robot battery replacement system and a corresponding embodiment.

Referring to fig. 2 and 9, a robot battery exchange provided in an embodiment of the present application includes a transfer robot 6 and the aforementioned robot battery exchange device, where the transfer robot 6 includes a battery compartment 60; when replacing the battery in the battery compartment 60, the replacement area 10 of the robot battery replacing device is aligned with the battery compartment 60.

When the battery of the transfer robot 6 is replaced, the battery is not required to be lifted up and down, and the support of the battery to be replaced and the avoidance of the descending of the placing table 3 can be realized only by driving the horizontal movement of the battery to be replaced on the base 1 through the translation mechanism 2; meanwhile, by lifting the placing table 3, the charged battery can be moved to the replacing area 10, and the charged battery is moved into the battery bin 60 from the replacing area 10, so that the battery replacement is finally completed. Time and labor are saved, labor intensity is reduced, and replacement efficiency is improved.

The aspects of the present application have been described in detail hereinabove with reference to the accompanying drawings. In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments. Those skilled in the art should also appreciate that the acts and modules referred to in the specification are not necessarily required for the application. In addition, it can be understood that the steps in the method of the embodiment of the present application may be sequentially adjusted, combined, and deleted according to actual needs, and the modules in the device of the embodiment of the present application may be combined, divided, and deleted according to actual needs.

The foregoing description of the embodiments of the present application has been presented for purposes of illustration and description and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims (17)

1. A robot battery replacing apparatus, comprising:

the base comprises a replacement area and an avoidance area which are arranged in parallel along the horizontal direction; and an upper layer space is arranged above the base;

the translation mechanism is arranged on the base and is used for driving the battery positioned on the base to move between the replacement area and the avoidance area;

the battery replacing device comprises a placing table, wherein the placing table is used for placing a battery and is connected with the base through a lifting mechanism, and the lifting mechanism is used for driving the placing table to move between the upper space and the replacing area.

2. The robot battery replacing apparatus according to claim 1, wherein:

the lifting mechanism comprises two connecting rod assemblies which are respectively arranged on two sides of the placing table, the top ends of the connecting rod assemblies are rotatably connected with the placing table, and the bottom ends of the connecting rod assemblies are rotatably connected with the base; when the connecting rod assembly operates to the first state, the placing table is located in the upper layer space, and when the connecting rod assembly operates to the second state, the placing table is located in the replacing area.

3. The robot battery exchanging apparatus of claim 2, wherein the link assembly includes two links arranged in parallel along a length direction of the base, and both ends of the links are rotatably connected to the placing table and the base, respectively.

4. The device as claimed in claim 3, wherein the elevating mechanism further comprises a driving lever including a rotation lever rotatably connected to the link, the rotation lever being driven to rotate the link synchronously to switch the link assembly between the first state and the second state.

5. The device of claim 2, further comprising a limiting mechanism disposed on the base for limiting the linkage assembly to the first state.

6. The device for replacing a battery of a robot as claimed in claim 5, wherein the limiting mechanism comprises two bearing platforms respectively disposed at two sides of the base, a bearing surface is disposed at one side of the bearing platform close to the connecting rod, and the bearing surface is used for abutting against the connecting rod when the placing platform is located in the upper space.

7. The robot battery replacing device according to claim 1, wherein the base has a plurality of first battery receiving locations arranged in an array, and the plurality of first battery receiving locations are distributed in the replacing area and the avoiding area, and at least one first battery receiving location is provided in the replacing area and the avoiding area.

8. The robotic battery exchange device of claim 7, wherein:

the translation mechanism comprises at least one first battery tray matched with the first battery accommodating position in size, and the first battery tray is arranged on the base in a sliding manner;

the placing table is provided with a plurality of second battery containing positions arranged in an array, and a second battery tray is arranged in at least one second battery containing position.

9. The robotic battery exchange device of claim 8, wherein the translation mechanism further comprises a handle disposed on the first battery tray and configured to pull the first battery tray to move on the base; and/or the presence of a gas in the gas,

translation mechanism still includes the pulley, the bottom of first battery tray is located to the pulley, just first battery tray passes through the pulley cunning is located on the base.

10. The robot battery changing apparatus of claim 8, wherein a battery fixing hook is disposed on one side of the first battery tray and/or the second battery tray, and the battery fixing hook is used for limiting and matching with a handle on a battery.

11. The robot battery exchanging apparatus of claim 8, wherein at least one rolling rail extending in a width direction of the base is provided on the first battery tray and/or the second battery tray.

12. The robotic battery exchange device of claim 8, wherein two sides of the first battery tray and/or the second battery tray are provided with two ribs, and the two ribs are spaced apart along a length direction of the base.

13. The robotic battery exchange device according to claim 1, wherein the translation mechanism includes a plurality of rolling wheels arranged in an array and passing through the base, the rolling wheels being vertically liftable to adjust the height of the base to be equal to the height of a battery compartment of a transfer robot.

14. The robotic battery changing apparatus of claim 13, wherein all of the rollers form a plurality of rows of rollers spaced apart along a length of the base, the spacing between adjacent rows of rollers being no greater than half a battery width.

15. The robot battery replacing device according to claim 1, wherein a roller for contacting a battery to be replaced in a battery compartment of the transfer robot is provided on a side wall of the base, the roller is located in the replacing region, and the roller is configured to provide rolling support to the battery to be replaced when the battery to be replaced is taken out of the battery compartment.

16. The robot battery replacing device according to claim 1, wherein a buffer pad for contacting with a robot battery compartment is provided on a sidewall of the base, the buffer pad being located in the replacing region; and/or the bottom end of the base is provided with a travelling wheel.

17. A robotic battery exchange system comprising a transfer robot and a robotic battery exchange device according to any of claims 1 to 16, the transfer robot comprising a battery compartment; when the battery in the battery compartment is replaced, the replacement area of the robot battery replacement device is aligned with the battery compartment.

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