A battery mixed production point gluing cover system

Abstract

The utility model provides a battery mixed production gluing and capping system, by arranging a battery feeding module with at least two feeding positions to respectively supply batteries of different specifications, a middle cover feeding module cooperates with the battery feeding module to be provided with at least two feeding positions to respectively supply middle covers of different specifications, and a gluing module cooperates with the middle cover feeding module to be provided with at least two gluing positions to respectively perform gluing on middle covers of different specifications, thereby realizing synchronous gluing and capping production operations for batteries of multiple different specifications on the same system, saving equipment space, producing multiple models at the same time under the premise of unchanged per-acre output value, realizing mixed production, reducing costs, and being particularly suitable for the production of small batch orders, solving the technical problems in the prior art such as the inability to synchronously perform gluing and capping operations on batteries of multiple different specifications, especially for small batch battery production, high production cost, and low equipment operating capacity.

Description

Technical Field

[0001] The utility model relates to the technical field of battery production, in particular to a battery mixed production point gluing cover system. Background Art

[0002] In the manufacturing process of the battery, it is necessary to spray glue in the groove of the battery cover, then turn the battery box upside down on the battery cover, and then heat it to solidify the glue to form the battery as a whole.

[0003] Chinese patent CN201721056708.4 discloses a device for automatically completing the closing operation of batteries and middle covers, including an automatic glue dispensing machine and a lower machine base, wherein a conveyor belt is connected to the automatic glue dispensing machine and the lower machine base, and the end of the conveyor belt close to the lower machine base is connected to a semi-finished product and a middle cover shifting mechanism, an upper pressure plate is fixedly connected to the upper part of one side of the semi-finished product and the middle cover shifting mechanism, an upper frame is fixedly connected to the upper middle part of the lower machine base, a battery positioning and lifting mechanism is arranged in the middle part of the bottom end of the lower machine base, a protective door is clamped on one side of the front side of the lower machine base, and a manual terminal arrangement workbench is arranged on the back side of the lower machine base.

[0004] However, in the existing technical solutions, the gluing and capping systems can usually only perform gluing and capping operations on batteries of the same specifications, and cannot perform gluing and capping operations on batteries of multiple different specifications at the same time. Especially for small-batch battery production, the production cost is high and the equipment operating capacity is low. Utility Model Content

[0005] The purpose of the utility model is to provide a battery mixed production gluing and capping system in response to the deficiencies in the prior art, by arranging a battery feeding module with at least two feeding positions to respectively supply batteries of different specifications, a middle cover feeding module cooperating with the battery feeding module with at least two feeding positions to respectively supply middle covers of different specifications, and a gluing module cooperating with the middle cover feeding module with at least two gluing positions to respectively perform gluing on middle covers of different specifications, thereby realizing synchronous gluing and capping production operations for batteries of multiple different specifications on the same system, saving equipment space, producing multiple models at the same time without changing the per-acre output value, realizing mixed production, reducing costs, and being particularly suitable for the production of small batch orders, solving the technical problems in the prior art such as the inability to synchronously perform gluing and capping operations on batteries of multiple different specifications, especially for small batch battery production, high production costs, and low equipment operating capacity.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A battery mixed production gluing and capping system comprises: a battery feeding module, a middle cover feeding module and a gluing module, wherein the conveying terminal of the battery feeding module matches and docks with the conveying terminal of the middle cover feeding module to perform battery capping operations, and the gluing module is located on the conveying path of the middle cover feeding module to perform gluing operations on the middle cover; wherein the battery feeding module is provided with at least two feeding positions to respectively supply batteries of different specifications; the middle cover feeding module is provided with at least two feeding positions in conjunction with the battery feeding module to respectively supply middle covers of different specifications; the gluing module is provided with at least two gluing positions in conjunction with the middle cover feeding module to respectively perform gluing on middle covers of different specifications.

[0008] Preferably, the battery feeding module comprises: a material distribution conveyor line, the material distribution conveyor line comprising at least two conveying channels arranged side by side; and a flipping mechanism, the flipping mechanism is docked at the conveying terminal of the material distribution conveyor line, receives the batteries supplied by the material distribution conveyor line and flips the batteries upside down, and the flipping mechanism comprises at least two loading positions arranged side by side.

[0009] Preferably, the material distribution conveyor line further comprises: a pushing mechanism, which is located at the conveying terminal of the material distribution conveyor line to push the batteries to the corresponding loading positions.

[0010] Preferably, the battery feeding module further comprises: a cover closing mechanism, which is docked at the flipping terminal of the flipping mechanism, receives the battery supplied by the flipping mechanism and closes the battery with the middle cover, and the cover closing mechanism comprises at least two cover closing positions arranged side by side.

[0011] Preferably, the middle cover feeding module comprises: a middle cover conveyor line; and a middle cover feeding mechanism, wherein the middle cover feeding mechanism is located at the conveying front end of the middle cover conveyor line, and comprises at least two silos arranged side by side above the middle cover conveyor line along the conveying direction, and the middle covers in the silos are dropped onto the middle cover conveyor line for conveyance; the specification arrangement direction of at least two batteries fed by the battery feeding module matches the specification arrangement direction of at least two middle covers fed by the middle cover feeding mechanism.

[0012] Preferably, the middle cover feeding mechanism also includes: a material clamping assembly, in which a plurality of middle covers are vertically stacked in the silo, and the material clamping assembly clamps or releases the middle covers from the bottom of both sides to support or release the middle covers; and a material receiving assembly, which receives the middle covers released by the material clamping assembly from below the silo and the material clamping assembly only releases the middle covers on the bottom layer each time, and the material receiving assembly transfers the middle covers to the middle cover conveying line.

[0013] Preferably, the receiving platform of the receiving assembly is lifted and lowered, and the transfer platform of the middle cover conveying line is lifted and lowered, so as to transfer the middle cover on the receiving platform to the transfer platform in coordination with the descending action of the receiving platform and the lifting action of the transfer platform.

[0014] Preferably, the dispensing module includes: at least two dispensing modules arranged along the conveying path of the middle cover feeding module, the dispensing module includes: a mobile module and a dispensing head installed on the mobile module, each of the mobile modules independently drives the corresponding dispensing head to move, so as to match each other to perform dispensing operations on a group of middle covers of different specifications transmitted successively from the middle cover feeding module.

[0015] Preferably, the lid closing mechanism comprises: a front-stage transfer assembly, which is located below the flipping mechanism, and receives and transfers the batteries supplied by the flipping mechanism; a lid closing transfer assembly, which is located above the transfer terminal of the front-stage transfer assembly, and clamps and transfers the batteries transferred into place by the front-stage transfer assembly; and a lid closing assembly, which is located below the transfer terminal of the lid closing transfer assembly, and the middle lid feeding module transfers the middle lid to the lid closing assembly, and the lid closing assembly and the lid closing transfer assembly cooperate with each other up and down to perform the closing operation of the middle lid and the battery.

[0016] Preferably, the front-end transfer assembly, the lid closing transfer assembly and the lid closing assembly all include the at least two lid closing positions, the transfer platform of the middle lid feeding module is lifted and lowered, and the transfer platform transfers the middle lid to the lid closing assembly and then descends to transfer the middle lid to the lid closing position of the lid closing assembly; the lid closing platform of the lid closing assembly is lifted and lowered, and the clamping hand of the lid closing transfer assembly is lifted and lowered, cooperating with the descending action of the clamping hand and the lifting action of the lid closing platform to perform the lid closing operation of the middle lid and the battery.

[0017] The beneficial effects of the utility model are:

[0018] (1) The utility model provides a battery feeding module with at least two feeding positions to respectively supply batteries of different specifications, a middle cover feeding module cooperates with the battery feeding module to respectively supply middle covers of different specifications, and a glue dispensing module cooperates with the middle cover feeding module to respectively dispense glue on middle covers of different specifications, thereby realizing simultaneous glue dispensing and capping production operations for batteries of multiple specifications on the same system, saving equipment space, and producing multiple models at the same time without changing the per-acre output value, realizing mixed production, and reducing costs, and is particularly suitable for the production of small batch orders;

[0019] (2) The utility model sets the conveying terminal of the battery feeding module to match and dock with the conveying terminal of the middle cover feeding module to perform the battery cover closing operation, and sets the glue dispensing module on the conveying path of the middle cover feeding module to perform the glue dispensing operation on the middle cover. The position matching is reasonably compact, and the specification arrangement direction of at least two batteries fed by the battery feeding module matches the specification arrangement direction of at least two middle covers fed by the middle cover feeding mechanism, and the movement control programs of at least two glue dispensing modules of the glue dispensing module match the specification arrangement direction of at least two middle covers fed by the middle cover feeding mechanism, thereby realizing the matching and corresponding feeding of batteries and middle covers of different specifications and the matching and corresponding glue dispensing of middle covers of different specifications, and the operation is orderly and independent, with high production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a top view of the overall structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the battery feeding module in the utility model;

[0023] Figure 4 This is a top view of the structure of the battery feeding module in the utility model;

[0024] Figure 5 This is a structural front view of the battery feeding module in the utility model;

[0025] Figure 6 This is a structural schematic diagram of the middle cover feeding module in the utility model;

[0026] Figure 7 This is a structural front view of the middle cover feeding module in the utility model;

[0027] Figure 8 This is a structural schematic diagram of the glue dispensing module in the utility model;

[0028] Fig. 9 This is a structural schematic diagram of the glue dispensing module in the utility model;

[0029] Fig.10 It is a structural schematic diagram of the cover closing mechanism in the utility model. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0032] Example

[0033] like Figure 1-2 As shown, a battery mixed production gluing and capping system comprises: a battery feeding module 10, a middle cover feeding module 20 and a gluing module 30, wherein the conveying terminal of the battery feeding module 10 matches and docks with the conveying terminal of the middle cover feeding module 20 to perform battery capping operations, and the gluing module 30 is located on the conveying path of the middle cover feeding module 20 to perform gluing operations on the middle cover 201; wherein, the battery feeding module 10 is provided with at least two feeding positions to respectively supply batteries 101 of different specifications; the middle cover feeding module 20 is provided with at least two feeding positions in conjunction with the battery feeding module 10 to respectively supply middle covers 201 of different specifications; the gluing module 30 is provided with at least two gluing positions in conjunction with the middle cover feeding module 20 to respectively perform gluing on middle covers 201 of different specifications.

[0034] In this embodiment, the battery feeding module 10 is provided with at least two feeding positions to respectively supply batteries 101 of different specifications, the middle cover feeding module 20 cooperates with the battery feeding module 10 to be provided with at least two feeding positions to respectively supply middle covers 201 of different specifications, and the gluing module 30 cooperates with the middle cover feeding module 20 to be provided with at least two gluing positions to respectively gluing middle covers 201 of different specifications, thereby realizing simultaneous gluing and capping production operations for batteries of multiple different specifications on the same system, saving equipment space, and producing multiple models at the same time without changing the per-acre output value, realizing mixed production, and reducing costs, which is particularly suitable for the production of small batch orders.

[0035] Furthermore, by setting the conveying terminal of the battery feeding module 10 to match and dock with the conveying terminal of the middle cover feeding module 20 to perform the battery cover closing operation, a dispensing module 30 is set on the conveying path of the middle cover feeding module 20 to perform dispensing operations on the middle cover, and the position coordination setting is reasonable and compact.

[0036] As a preference, Figure 3-4 As shown, the battery feeding module 10 includes: a material distribution conveyor line 1, the material distribution conveyor line 1 includes at least two conveying channels 11 arranged side by side; and a flipping mechanism 2, the flipping mechanism 2 is docked and arranged at the conveying terminal of the material distribution conveyor line 1, it receives the battery 101 supplied by the material distribution conveyor line 1 and flips the battery 101 upside down, and the flipping mechanism 2 includes at least two loading positions 21 arranged side by side.

[0037] As a preference, Figure 3 As shown, the material distribution conveyor line 1 further includes: a pushing mechanism 12 , and the pushing mechanism 12 is located at the conveying terminal of the material distribution conveyor line 1 to push the battery 101 to the loading position 21 accordingly.

[0038] In this embodiment, the material distribution conveying line 1 is provided with at least two conveying channels 11 arranged side by side, and batteries 101 of different specifications are distributed and conveyed in their respective channels, and a loading position 21 for receiving batteries 101 of different specifications is matched on the flipping mechanism 2; the pushing mechanism 12 simultaneously pushes the batteries 101 of each conveying channel 11 into their respective loading positions 21.

[0039] Preferably, the battery feeding module 10 also includes: a covering mechanism 3, which is docked at the flipping terminal of the flipping mechanism 2, receives the battery 101 supplied by the flipping mechanism 2 and closes the battery 101 with the middle cover 201, and the covering mechanism 3 includes at least two closing positions 31 arranged side by side.

[0040] As a preference, Figure 6As shown, the middle cover feeding module 20 includes: a middle cover conveyor line 4; and a middle cover feeding mechanism 5, the middle cover feeding mechanism 5 is located at the conveying front end of the middle cover conveyor line 4, and includes at least two silos 51 arranged side by side above the middle cover conveyor line 4 along the conveying direction, and the middle covers 201 in the silos 51 are dropped onto the middle cover conveyor line 4 for conveyance; the specification arrangement direction of the at least two batteries 101 fed by the battery feeding module 10 matches the specification arrangement direction of the at least two middle covers 201 fed by the middle cover feeding mechanism 5.

[0041] Furthermore, by setting the specification arrangement direction of at least two batteries 101 fed by the battery feeding module 10 to match the specification arrangement direction of at least two middle covers 201 fed by the middle cover feeding mechanism 20, and the movement control program of at least two dispensing modules 6 of the dispensing module 30 to match the specification arrangement direction of at least two middle covers 201 fed by the middle cover feeding mechanism 20, the matching and corresponding feeding of batteries 101 and middle covers 201 of different specifications and the matching and corresponding dispensing of middle covers 201 of different specifications are achieved, and the operation is orderly and independent, with high production efficiency.

[0042] Preferably, the middle cover feeding mechanism 5 also includes: a material clamping component 52, in which a plurality of middle covers 201 are vertically stacked in the material bin 51, and the material clamping component 52 clamps or releases the middle covers 201 from the bottom of both sides to support or release the middle covers 201; and a material receiving component 53, which receives the middle covers 201 released by the material clamping component 52 from below the material bin 51 and the material clamping component 52 only releases the middle covers 201 on the bottom layer each time, and the material receiving component 53 transfers the middle covers 201 to the middle cover conveyor line 4.

[0043] As a preference, Figure 7 As shown, the receiving platform 531 of the receiving assembly 53 is raised and lowered, and the transfer platform 41 of the middle cover conveying line 4 is raised and lowered, and in coordination with the descending action of the receiving platform 531 and the lifting action of the transfer platform 41, the middle cover 201 on the receiving platform 531 is transferred and placed on the transfer platform 41.

[0044] It should be noted that the material clamping assembly 52 is correspondingly arranged in two groups on the front and rear sides of the silo 51, and the two groups clamp and support the middle cover 201 in the silo 51 by moving toward each other or release the middle cover 201 by moving away from each other; cooperate with the material receiving assembly 53 to receive the bottom layer of the middle cover 201 released by the material clamping assembly 52 at the bottom; the material receiving platform 531 and the transfer platform 41 are staggered, and the material receiving platform 531 is lifted to the top of the transfer platform 41 to receive the bottom layer of the middle cover 201 released by the material clamping assembly 52, and then descends to the bottom of the transfer platform 41 so that the middle cover 201 on it is transferred to the transfer platform 41.

[0045] As a preference, Figure 8-9 As shown, the dispensing module 30 includes: at least two dispensing modules 6 arranged along the conveying path of the middle cover feeding module 20, the dispensing module 6 includes: a moving module 61 and a dispensing head 62 installed on the moving module 61, each of the moving modules 61 independently drives the corresponding dispensing head 62 to move, so as to respectively match a group of middle covers 201 of different specifications transmitted successively from the middle cover feeding module 20 for dispensing operations.

[0046] As a preference, Figure 4 , 10 As shown, the lid closing mechanism 3 includes: a front-end transfer component 32, which is located below the flipping mechanism 2, and receives the battery 101 supplied by the flipping mechanism 2 and transfers it; a lid closing transfer component 33, which is located above the transfer terminal of the front-end transfer component 32, and clamps the battery 101 transferred to the position by the front-end transfer component 32 and transfers it; and a lid closing component 34, which is located below the transfer terminal of the lid closing transfer component 33, and the middle lid feeding module 20 transfers the middle lid 201 to the lid closing component 34, and the lid closing component 34 cooperates with the lid closing transfer component 33 up and down to perform the closing operation of the middle lid 201 and the battery 101.

[0047] In this embodiment, the front-end transfer component 32 receives the battery 101 supplied by the flip mechanism 2 and transfers it to the bottom of the lid closing transfer component 33. The lid closing transfer component 33 clamps the battery 101 transferred to the position by the front-end transfer component 32 and transfers it to the top of the lid closing component 34. At this time, the middle cover 201 is transported and fed to the lid closing component 34 by the middle cover conveyor line 4. With the lifting work of the lid closing platform 341 of the lid closing component 34 and the downward movement of the clamping hand 331 of the lid closing transfer component 33, the closing operation of the middle cover 201 and the battery 101 is completed.

[0048] Preferably, the front-end transfer assembly 32, the lid closing transfer assembly 33 and the lid closing assembly 34 all include the at least two lid closing positions 31, and the transfer platform 41 of the middle lid feeding module 20 is arranged to be raised and lowered, and the transfer platform 41 transfers the middle lid 201 to the lid closing assembly 34 and then descends to transfer the middle lid 201 to the lid closing position 31 of the lid closing assembly 34; the lid closing platform 341 of the lid closing assembly 34 is arranged to be raised and lowered, and the clamping hand 331 of the lid closing transfer assembly 33 is arranged to be raised and lowered, and the descending action of the clamping hand 331 and the lifting action of the lid closing platform 341 are coordinated to perform the lid closing operation of the middle lid 201 and the battery 101.

[0049] It should be noted that the transfer platform 41 of the middle cover feeding module 20 is translated to the cover closing component 34 and then descends, so that the middle cover 201 thereon is transferred and placed on the cover closing position 31 of the cover closing component 34, so as to realize the feeding and loading of the middle cover 201; when the cover closing transfer component 33 clamps the battery 101 and transfers it to the top of the cover closing component 34, the cover closing platform 341 located below the cover closing position 31 is lifted, and the clamping hand 331 moves downward, so that the middle cover 201 and the battery 101 are closed.

[0050] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A battery mixed production point gluing cover system, characterized in that: include: A battery feeding module, a middle cover feeding module and a glue dispensing module, wherein the conveying terminal of the battery feeding module matches and docks with the conveying terminal of the middle cover feeding module to perform a battery cover closing operation, and the glue dispensing module is located on the conveying path of the middle cover feeding module to perform a glue dispensing operation on the middle cover; Among them, the battery feeding module is provided with at least two feeding positions to supply batteries of different specifications respectively; the middle cover feeding module is provided with at least two feeding positions in conjunction with the battery feeding module to supply middle covers of different specifications respectively; the glue dispensing module is provided with at least two glue dispensing positions in conjunction with the middle cover feeding module to dispense glue on middle covers of different specifications respectively.

2. A battery mixed production point gluing cap system according to claim 1, characterized in that: The battery feeding module comprises: A material distribution conveying line, the material distribution conveying line comprising at least two conveying channels arranged side by side; and A flipping mechanism is docked with the conveying terminal of the material distribution conveyor line, receives the batteries supplied by the material distribution conveyor line and flips the batteries upside down, and the flipping mechanism includes at least two loading positions arranged side by side.

3. A battery mixed production point gluing cap system according to claim 2, characterized in that: The material distribution conveying line also includes: A pushing mechanism is located at the conveying terminal of the material distribution conveying line to push the batteries to the corresponding loading positions.

4. A battery mixed production point gluing cap system according to claim 2, characterized in that: The battery feeding module also includes: The cover closing mechanism is docked with the flipping terminal of the flipping mechanism, receives the battery supplied by the flipping mechanism and closes the battery with the middle cover, and the cover closing mechanism includes at least two cover closing positions arranged side by side.

5. The battery mixed production point gluing cap system according to claim 1, characterized in that: The middle cover feeding module comprises: Middle cover conveyor line; and A middle cover feeding mechanism, which is located at the front end of the middle cover conveying line, and comprises at least two silos arranged side by side above the middle cover conveying line along the conveying direction, and the middle covers in the silos fall onto the middle cover conveying line for conveying; The specification arrangement direction of at least two batteries fed by the battery feeding module matches the specification arrangement direction of at least two middle covers fed by the middle cover feeding mechanism.

6. A battery mixed production point gluing cap system according to claim 5, characterized in that: The middle cover feeding mechanism also includes: A material clamping assembly, wherein a plurality of middle covers are vertically stacked in the material bin, and the material clamping assembly clamps or releases the middle covers from the bottom of both sides to support or release the middle covers; and The material receiving component receives the middle cover released by the material clamping component from below the material bin and the material clamping component only releases the middle cover at the bottom layer each time, and the material receiving component transfers the middle cover to the middle cover conveying line.

7. A battery mixed production point gluing cap system according to claim 6, characterized in that: The lifting arrangement of the receiving platform of the receiving assembly and the lifting arrangement of the transfer platform of the middle cover conveying line cooperate with the descending action of the receiving platform and the lifting action of the transfer platform to transfer the middle cover on the receiving platform to the transfer platform.

8. The battery mixed production point gluing cover system according to claim 1, characterized in that: The dispensing module comprises: At least two glue dispensing modules are arranged along the conveying path of the middle cover feeding module, and the glue dispensing modules include: A mobile module and a dispensing head installed on the mobile module, each of the mobile modules independently drives the corresponding dispensing head to move, so as to respectively match and perform dispensing operations on a group of middle covers of different specifications transmitted successively from the middle cover feeding module.

9. A battery mixed production point gluing cap system according to claim 4, characterized in that: The cover closing mechanism comprises: A front-end transport component, which is located below the flip mechanism and receives and transports the batteries supplied by the flip mechanism; A cover-closing and transporting assembly, which is located above the transporting terminal of the front-end transporting assembly and clamps the batteries transported to the position by the front-end transporting assembly and transports them; and The lid closing assembly is located below the transfer terminal of the lid closing transfer assembly, the middle lid feeding module transfers the middle lid to the lid closing assembly, and the lid closing assembly and the lid closing transfer assembly cooperate up and down to perform the lid closing operation of the middle lid and the battery.

10. A battery mixed production point gluing cap system according to claim 9, characterized in that: The front section transfer assembly, the cover closing transfer assembly and the cover closing assembly all include the at least two cover closing positions, the transfer platform of the middle cover feeding module is arranged to be lifted and lowered, and the transfer platform transfers the middle cover to the cover closing assembly and then lowers to transfer the middle cover to the cover closing position of the cover closing assembly; The lifting arrangement of the lid closing platform of the lid closing assembly and the lifting arrangement of the clamping hand of the lid closing and transfer assembly cooperate with the descending action of the clamping hand and the lifting action of the lid closing platform to perform the lid closing operation of the middle cover and the battery.

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