阅读说明：本技术 燃料电池电堆组装的方法及装置 (Method and apparatus for fuel cell stack assembly ) 是由 任鑫 于 2019-09-20 设计创作，主要内容包括：本申请公开了一种燃料电池电堆组装的方法及装置。该申请的方法包括燃料电池电堆组装生产线中的部品上料设备获取燃料电池电堆的组成部品；燃料电池电堆组装生产线中的机械手通过部品上料设备获取燃料电池电堆的部品,并将其进行自动组装得到燃料电池电堆。本申请解决现有的对燃料电池电堆的合成组装流程中,费时费力,组装的效率较低的问题。(The application discloses a method and a device for assembling a fuel cell stack. The method comprises the steps that component loading equipment in a fuel cell stack assembly production line obtains component parts of the fuel cell stack; a manipulator in the fuel cell stack assembly production line obtains components of the fuel cell stack through component feeding equipment and automatically assembles the components to obtain the fuel cell stack. The method solves the problems that time and labor are wasted and the assembling efficiency is low in the existing synthetic assembling process of the fuel cell stack.)

1. A method of fuel cell stack assembly, the method comprising:

the method comprises the following steps that component feeding equipment in a fuel cell stack assembly production line obtains components of a fuel cell stack;

a manipulator in the fuel cell stack assembly production line obtains components of the fuel cell stack through component feeding equipment and automatically assembles the components to obtain the fuel cell stack.

2. The method for assembling a fuel cell stack according to claim 1, wherein before the robot in the assembly line of the fuel cell stack obtains the parts of the fuel cell stack through the part loading device and automatically assembles the parts to obtain the fuel cell stack, the method further comprises:

performing bipolar plate airtightness inspection and membrane electrode airtightness inspection on the bipolar plates and the membrane electrodes in the parts respectively;

the manipulator in the fuel cell stack assembly production line obtains the parts of the fuel cell stack through part loading equipment and automatically assembles the parts to obtain the fuel cell stack, and the manipulator comprises:

and the manipulator automatically assembles the bipolar plate, the membrane electrode and other parts of the fuel cell stack after the bipolar plate, the membrane electrode and other parts of the fuel cell stack are qualified to obtain the fuel cell stack.

3. The method of assembling a fuel cell stack according to claim 2, wherein the automatically assembling the qualified bipolar plate, the membrane electrode and other components of the fuel cell stack by the manipulator comprises:

the bipolar plate, the membrane electrode and other parts of the fuel cell stack which are qualified after the inspection are subjected to lamination assembly to obtain a stacked stack;

and welding and assembling the stacked electric pile to obtain the fuel cell electric pile.

4. The method of fuel cell stack assembly of claim 3, further comprising:

an automated stack gas tightness check is performed on the fuel cell stack.

5. The method of fuel cell stack assembly of claim 4, further comprising:

and respectively placing the qualified fuel cell stack and the unqualified fuel cell stack in the corresponding placing areas by a mechanical arm in the fuel cell stack assembly production line.

6. The method for assembling a fuel cell stack according to any one of claims 1 to 5, wherein the step of obtaining the component parts of the fuel cell stack by the part loading device in the fuel cell stack assembly line comprises:

a front-mounted product feeding assembly line obtains an air inlet end plate and a first collector plate;

the method comprises the steps that a part feeding machine obtains a bipolar plate and a membrane electrode;

the rear part feeding assembly line obtains a second collector plate, a spring end plate, a spring and a spring cover plate.

7. An apparatus for fuel cell stack assembly, the apparatus comprising:

the device comprises an acquisition unit, a control unit and a control unit, wherein the acquisition unit is used for acquiring component parts of the fuel cell stack by a part loading device in the fuel cell stack assembly production line;

and the assembling unit is used for acquiring the components of the fuel cell stack by a manipulator in the fuel cell stack assembling production line through component feeding equipment and automatically assembling the components to obtain the fuel cell stack.

8. The fuel cell stack assembled device of claim 7, further comprising:

the component airtightness inspection unit is used for respectively performing bipolar plate airtightness inspection and membrane electrode airtightness inspection on bipolar plates and membrane electrodes in components before a manipulator in a fuel cell stack assembly production line acquires the components of the fuel cell stack through component feeding equipment and automatically assembles the components to obtain the fuel cell stack;

the assembly unit is used for:

and the manipulator automatically assembles the bipolar plate, the membrane electrode and other parts of the fuel cell stack after the bipolar plate, the membrane electrode and other parts of the fuel cell stack are qualified to obtain the fuel cell stack.

9. The fuel cell stack assembled device according to claim 8, wherein the assembly unit includes:

the lamination assembly module is used for carrying out lamination assembly on the bipolar plate, the membrane electrode and other parts of the fuel cell stack after the inspection is qualified to obtain a stacked stack;

and the welding assembly module is used for welding and assembling the stacked electric pile to obtain the fuel cell electric pile.

10. A non-transitory computer-readable storage medium storing computer instructions that cause a computer to perform the method of fuel cell stack assembly of any one of claims 1-6.

Technical Field

The application relates to the technical field of industrial manufacturing, in particular to a method and a device for assembling a fuel cell stack.

Background

As a clean energy source, the fuel cell has been receiving more and more attention in recent years. In practical applications, the fuel cell is not used as a single cell, but is typically used in the form of a fuel cell stack. The fuel cell stack comprises a bipolar plate, a membrane electrode, a collector plate and an end plate, wherein the bipolar plate and the membrane electrode form a single cell, and a plurality of single cells are superposed and then form the fuel cell stack together with the collector plate and the end plate. The composition of the fuel cell stack needs to be obtained by synthesis and assembly, and the synthesis and assembly process of the fuel cell stack mainly comprises the following steps: loading, bipolar plate airtightness inspection, membrane electrode airtightness inspection, assembly and galvanic pile airtightness inspection. In the existing synthetic assembly process of the fuel cell stack, manual operation is basically performed from the air tightness inspection of the bipolar plate, time and labor are wasted, and the assembly efficiency is low.

Disclosure of Invention

The present disclosure provides a method and an apparatus for assembling a fuel cell stack, so as to solve the problems of time and labor waste and low assembly efficiency in the conventional process of assembling a fuel cell stack.

To achieve the above object, according to a first aspect of the present application, there is provided a method of assembling a fuel cell stack.

A method of fuel cell stack assembly according to the present application includes:

the method comprises the following steps that component feeding equipment in a fuel cell stack assembly production line obtains components of a fuel cell stack;

a manipulator in the fuel cell stack assembly production line obtains components of the fuel cell stack through component feeding equipment and automatically assembles the components to obtain the fuel cell stack.

Further, before a manipulator in the fuel cell stack assembly line obtains a component of the fuel cell stack through a component feeding device and automatically assembles the component to obtain the fuel cell stack, the method further includes:

performing bipolar plate airtightness inspection and membrane electrode airtightness inspection on the bipolar plates and the membrane electrodes in the parts respectively;

the manipulator in the fuel cell stack assembly production line obtains the parts of the fuel cell stack through part loading equipment and automatically assembles the parts to obtain the fuel cell stack, and the manipulator comprises:

and the manipulator automatically assembles the bipolar plate, the membrane electrode and other parts of the fuel cell stack after the bipolar plate, the membrane electrode and other parts of the fuel cell stack are qualified to obtain the fuel cell stack.

Further, the manipulator automatically assembles the bipolar plate, the membrane electrode and other parts of the fuel cell stack after the inspection is qualified to obtain the fuel cell stack, and the manipulator comprises:

the bipolar plate, the membrane electrode and other parts of the fuel cell stack which are qualified after the inspection are subjected to lamination assembly to obtain a stacked stack;

and welding and assembling the stacked electric pile to obtain the fuel cell electric pile.

Further, the method further comprises:

an automated stack gas tightness check is performed on the fuel cell stack.

Further, the method further comprises:

and respectively placing the qualified fuel cell stack and the unqualified fuel cell stack in the corresponding placing areas by a mechanical arm in the fuel cell stack assembly production line.

Further, the component loading equipment in the fuel cell stack assembly line for obtaining the components of the fuel cell stack comprises:

a front-mounted product feeding assembly line obtains an air inlet end plate and a first collector plate;

the method comprises the steps that a part feeding machine obtains a bipolar plate and a membrane electrode;

the rear part feeding assembly line obtains a second collector plate, a spring end plate, a spring and a spring cover plate.

In order to achieve the above object, according to a second aspect of the present application, there is provided an apparatus for fuel cell stack assembly.

An apparatus for fuel cell stack assembly according to the present application includes:

the device comprises an acquisition unit, a control unit and a control unit, wherein the acquisition unit is used for acquiring component parts of the fuel cell stack by a part loading device in the fuel cell stack assembly production line;

and the assembling unit is used for acquiring the components of the fuel cell stack by a manipulator in the fuel cell stack assembling production line through component feeding equipment and automatically assembling the components to obtain the fuel cell stack.

Further, the apparatus further comprises:

the component airtightness inspection unit is used for respectively performing bipolar plate airtightness inspection and membrane electrode airtightness inspection on bipolar plates and membrane electrodes in components before a manipulator in a fuel cell stack assembly production line acquires the components of the fuel cell stack through component feeding equipment and automatically assembles the components to obtain the fuel cell stack;

the assembly unit is used for:

and the manipulator automatically assembles the bipolar plate, the membrane electrode and other parts of the fuel cell stack after the bipolar plate, the membrane electrode and other parts of the fuel cell stack are qualified to obtain the fuel cell stack.

Further, the assembly unit includes:

the lamination assembly module is used for carrying out lamination assembly on the bipolar plate, the membrane electrode and other parts of the fuel cell stack after the inspection is qualified to obtain a stacked stack;

and the welding assembly module is used for welding and assembling the stacked electric pile to obtain the fuel cell electric pile.

Further, the apparatus further comprises:

and the electric pile air tightness checking unit is used for carrying out automatic electric pile air tightness checking on the fuel cell electric pile.

Further, the apparatus further comprises:

and the placing unit is used for placing qualified fuel cell stacks and unqualified fuel cell stacks in the corresponding placing areas respectively by the mechanical arm in the fuel cell stack assembly production line.

Further, the acquiring unit includes:

the first acquisition module is used for acquiring the air inlet end plate and the first collector plate from the front part feeding assembly line;

the second acquisition module is used for acquiring the bipolar plate and the membrane electrode by the part feeding machine;

and the third acquisition module is used for acquiring a second current collecting plate, a spring end plate, a spring and a spring cover plate from a rear part feeding assembly line.

To achieve the above object, according to a third aspect of the present application, there is provided a non-transitory computer-readable storage medium storing computer instructions that cause the computer to perform the method of fuel cell stack assembly of any one of the above first aspects.

In the embodiment of the application, in the method and the device for assembling the fuel cell stack, firstly, component loading equipment in a fuel cell stack assembly production line obtains component parts of the fuel cell stack; a manipulator in the fuel cell stack assembly production line obtains components of the fuel cell stack through component feeding equipment and automatically assembles the components to obtain the fuel cell stack. The whole assembly process is fully automated, manual intervention is not needed, and assembly efficiency is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:

FIG. 1 is a flow chart of a method of fuel cell stack assembly provided according to an embodiment of the present application;

FIG. 2 is a flow chart of another method of fuel cell stack assembly provided in accordance with an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a fuel cell stack assembly line according to an embodiment of the present disclosure;

FIG. 4 is a block diagram of the components of an apparatus for fuel cell stack assembly according to an embodiment of the present disclosure;

fig. 5 is a block diagram of another fuel cell stack assembly apparatus provided in accordance with an embodiment of the present application.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

According to an embodiment of the present application, there is provided a method of fuel cell stack assembly, as shown in fig. 1, the method including the steps of:

s101, component feeding equipment in a fuel cell stack assembly production line obtains components of a fuel cell stack.

The components are the components of the fuel cell stack, and the main components of the fuel cell stack generally comprise an air inlet end plate, a collector plate, a bipolar plate, a membrane electrode, a spring end plate, a spring and a spring cover plate. Different parts need to be obtained through different parts charging equipment, different charging equipment can be selected according to the quantity of the various parts required for assembling into a fuel cell stack, and the charging equipment in the embodiment can be a part charging machine or a part charging assembly line. In addition, in the process of assembling the fuel cell stack, some parts need to be inspected for airtightness or the like, and the parts that are not qualified after the inspection can be assembled in the next step.

And S102, a manipulator in the fuel cell stack assembly production line obtains components of the fuel cell stack through component feeding equipment and automatically assembles the components to obtain the fuel cell stack.

The assembly of the components of the fuel cell stack is performed in a certain order, and thus the robot acquires the components in the assembly order. In addition, in order to match the assembly flow of the fuel cell stack, the positions of the component feeding devices in the fuel cell stack assembly line are generally set in the order of assembly.

The fuel cell stack assembly line in the embodiment comprises all processes from part material loading to fuel cell stack obtaining, in the automatic assembly process, the assistance of automatic equipment such as a mechanical arm and a mechanical arm is used, the whole assembly process is controlled and executed by a computer program, the whole production line does not need any manual intervention, and the automation of all processes is realized. The assembly efficiency of the fuel cell stack is improved.

From the above description, it can be seen that, in the method for assembling a fuel cell stack in the embodiment of the present application, first, a component loading device in a fuel cell stack assembly production line obtains component components of the fuel cell stack; a manipulator in the fuel cell stack assembly production line obtains components of the fuel cell stack through component feeding equipment and automatically assembles the components to obtain the fuel cell stack. The whole assembly process is fully automated, manual intervention is not needed, and assembly efficiency is improved.

In addition to and as a refinement of the above-described embodiments, the present embodiments provide another method for assembling a fuel cell stack, as shown in fig. 2, including the following steps.

Fig. 3 is a schematic structural diagram of a fuel cell stack assembly line according to this embodiment, and this embodiment combines the description of a method for assembling a fuel cell stack in the fuel cell stack assembly line.

S201, component feeding equipment in a fuel cell stack assembly production line obtains components of the fuel cell stack.

Specifically, as shown in fig. 3, the feeding device in this embodiment includes a front component feeding line, a membrane electrode feeding machine, a bipolar plate feeding machine, and a rear component feeding line. The front part product loading assembly line obtains an air inlet end plate and a first collector plate; the membrane electrode part is obtained by a membrane electrode part feeding machine; the bipolar plate component is obtained by a feeding machine; what rearmounted article material loading assembly line obtained is second collector plate, spring end plate, spring apron.

S202, performing bipolar plate airtightness inspection and membrane electrode airtightness inspection on the bipolar plates and the membrane electrodes in the parts respectively.

As shown in fig. 3, the bipolar plate obtained by the bipolar plate feeding machine is placed in the bipolar plate airtightness inspection area to perform bipolar plate airtightness inspection; and placing the membrane electrode obtained by the membrane electrode feeding machine to a membrane electrode air tightness inspection area for membrane electrode air tightness inspection.

And placing the bipolar plate and the membrane electrode which are qualified in the air tightness inspection into a preparation area, wherein the preparation area is also within the movable range of the manipulator. The bipolar plate and the membrane electrode which fail to be checked for airtightness are respectively placed in the corresponding defective areas. Specifically, the defective area in this example is the NG placement area in fig. 3. In addition, the defective parts (bipolar plate and membrane electrode) can be recovered by a plate collecting machine, which corresponds to the NG plate collecting machine in fig. 3.

In this embodiment, the specific tightness inspection of the bipolar plate is performed by using a bipolar plate tightness inspection device, which may be any existing bipolar plate automatic tightness inspection device (such as a fuel cell bipolar plate leak detector); the membrane electrode airtightness inspection is performed by using a membrane electrode airtightness inspection apparatus, which may be any one of existing membrane electrode automatic airtightness inspection apparatuses (fuel cell membrane electrode leak detectors and the like).

And S203, the manipulator carries out lamination assembly on the bipolar plate, the membrane electrode and other parts of the fuel cell stack after the bipolar plate, the membrane electrode and the other parts are qualified, so that the stacked stack is obtained.

And (3) the mechanical arm carries out lamination assembly on the bipolar plate, the membrane electrode and other parts (an air inlet end plate, a first current collecting plate, a second current collecting plate, a spring end plate, a spring and a spring cover plate) acquired by the part loading equipment in the preparation area, wherein the bipolar plate and the membrane electrode are qualified in the air tightness inspection, and the other parts (the air inlet end plate, the first current collecting plate, the second current collecting plate, the spring end plate, the spring and the spring cover plate) are acquired by the part loading equipment according to a preset assembly sequence and different section number requirements (the section number refers to the section number of the fuel cells forming the. The specific assembly principle is as follows: and (4) according to different section numbers, grasping all parts of the fuel cell stacks in corresponding number according to the requirement of a loading six-shaft mechanical arm with a ground rail to perform lamination assembly. The ground rail is provided for the manipulator to move conveniently, and the manipulator is not limited to a six-axis manipulator, can be other types of manipulators, and has the function of grabbing parts.

And S204, welding and assembling the stacked electric pile through a manipulator to obtain the fuel cell electric pile.

The welding assembly of the stacked electric pile through a manipulator specifically comprises the following steps: and the manipulator presses, binds and welds the stacked electric pile according to a preset operation program (binding bands are needed during welding), and finally the fuel cell electric pile is obtained.

And S205, carrying out automatic galvanic pile air tightness check on the fuel cell galvanic pile.

Because the fuel cell stack obtained by automatic assembly cannot completely guarantee the effectiveness and the qualification of the assembly, the fuel cell stack obtained by the assembly also needs to be subjected to quality inspection, and the specific quality inspection process comprises the following steps: and (3) carrying out air tightness inspection on the fuel cell stack, wherein the air tightness inspection is carried out by the existing air tightness inspection equipment.

And S206, respectively placing the qualified fuel cell stack and the unqualified fuel cell stack in corresponding placing areas through mechanical arms.

In order to distinguish the fuel cell stacks qualified in the air tightness inspection from the unqualified fuel cell stacks, as shown in fig. 3, the fuel cell stacks qualified in the air tightness inspection are automatically labeled and then placed into a temporary storage area (for storing qualified products which can be directly used); and (4) directly placing the fuel cell stack which is qualified in the air tightness inspection into a maintenance area (storing products which need to be maintained and can be used after being qualified) without labeling. The galvanic pile transferring and blanking manipulator in fig. 3 corresponds to the mechanical arm in this step; the printed label corresponds to automatic labeling in this step.

The method for automatically assembling the fuel cell stack in the embodiment of fig. 2 realizes the automation of the assembly of the fuel cell stack, and the air tightness inspection (the air tightness inspection of the bipolar plate, the air tightness inspection of the membrane electrode and the air tightness inspection of the fuel cell stack) is also performed at a plurality of places in the whole flow, so that the quality of the automatically assembled fuel cell stack is ensured, and the assembly quality is ensured and the assembly speed is improved.

It should be noted that the steps illustrated in the flowcharts of the figures may be performed in a computer system such as a set of computer-executable instructions and that, although a logical order is illustrated in the flowcharts, in some cases, the steps illustrated or described may be performed in an order different than presented herein.

There is also provided, in accordance with an embodiment of the present application, an apparatus for assembling a fuel cell stack for carrying out the method described above with reference to fig. 1 and 2, as shown in fig. 4, the apparatus including:

an obtaining unit 31, configured to obtain component parts of the fuel cell stack by a part loading device in a fuel cell stack assembly line;

the components are the components of the fuel cell stack, and the main components of the fuel cell stack generally comprise an air inlet end plate, a collector plate, a bipolar plate, a membrane electrode, a spring end plate, a spring and a spring cover plate. Different parts need to be obtained through different parts charging equipment, different charging equipment can be selected according to the quantity of the various parts required for assembling into a fuel cell stack, and the charging equipment in the embodiment can be a part charging machine or a part charging assembly line. In addition, in the process of assembling the fuel cell stack, some parts need to be inspected for airtightness or the like, and the parts that are not qualified after the inspection can be assembled in the next step.

And the assembling unit 32 is used for a manipulator in the fuel cell stack assembling production line to obtain the components of the fuel cell stack through the component feeding equipment and automatically assemble the components to obtain the fuel cell stack.

The assembly of the components of the fuel cell stack is performed in a certain order, and thus the robot acquires the components in the assembly order. In addition, in order to match the assembly flow of the fuel cell stack, the positions of the component feeding devices in the fuel cell stack assembly line are generally set in the order of assembly.

The fuel cell stack assembly line in the embodiment comprises all processes from part material loading to fuel cell stack obtaining, in the automatic assembly process, the assistance of automatic equipment such as a mechanical arm and a mechanical arm is used, the whole assembly process is controlled and executed by a computer program, the whole production line does not need any manual intervention, and the automation of all processes is realized. The assembly efficiency of the fuel cell stack is improved.

From the above description, it can be seen that, in the apparatus for assembling a fuel cell stack in the embodiment of the present application, first, a component loading device in a fuel cell stack assembly production line obtains component components of the fuel cell stack; a manipulator in the fuel cell stack assembly production line obtains components of the fuel cell stack through component feeding equipment and automatically assembles the components to obtain the fuel cell stack. The whole assembly process is fully automated, manual intervention is not needed, and assembly efficiency is improved.

Further, as shown in fig. 5, the apparatus further includes:

a component airtightness inspection unit 33, configured to perform bipolar plate airtightness inspection and membrane electrode airtightness inspection on bipolar plates and membrane electrodes in components, respectively, before a manipulator in a fuel cell stack assembly line acquires components of a fuel cell stack through a component feeding device and automatically assembles the components to obtain the fuel cell stack;

as shown in fig. 3, the bipolar plate obtained by the bipolar plate feeding machine is placed in the bipolar plate airtightness inspection area to perform bipolar plate airtightness inspection; and placing the membrane electrode obtained by the membrane electrode feeding machine to a membrane electrode air tightness inspection area for membrane electrode air tightness inspection.

And placing the bipolar plate and the membrane electrode which are qualified in the air tightness inspection into a preparation area, wherein the preparation area is also within the movable range of the manipulator. The bipolar plate and the membrane electrode which fail to be checked for airtightness are respectively placed in the corresponding defective areas. Specifically, the defective area in this example is the NG placement area in fig. 3. In addition, the defective parts (bipolar plate and membrane electrode) can be recovered by a plate collecting machine, which corresponds to the NG plate collecting machine in fig. 3.

In this embodiment, the specific tightness inspection of the bipolar plate is performed by using a bipolar plate tightness inspection device, which may be any existing bipolar plate automatic tightness inspection device (such as a fuel cell bipolar plate leak detector); the membrane electrode airtightness inspection is performed by using a membrane electrode airtightness inspection apparatus, which may be any one of existing membrane electrode automatic airtightness inspection apparatuses (fuel cell membrane electrode leak detectors and the like).

The assembly unit 32 is configured to:

and the manipulator automatically assembles the bipolar plate, the membrane electrode and other parts of the fuel cell stack after the bipolar plate, the membrane electrode and other parts of the fuel cell stack are qualified to obtain the fuel cell stack.

Further, as shown in fig. 5, the assembly unit 32 includes:

the lamination assembly module 321 is used for performing lamination assembly on the bipolar plate, the membrane electrode and other parts of the fuel cell stack after the inspection is qualified to obtain a stacked stack;

and (3) the mechanical arm carries out lamination assembly on the bipolar plate, the membrane electrode and other parts (an air inlet end plate, a first current collecting plate, a second current collecting plate, a spring end plate, a spring and a spring cover plate) acquired by the part loading equipment in the preparation area, wherein the bipolar plate and the membrane electrode are qualified in the air tightness inspection, and the other parts (the air inlet end plate, the first current collecting plate, the second current collecting plate, the spring end plate, the spring and the spring cover plate) are acquired by the part loading equipment according to a preset assembly sequence and different section number requirements (the section number refers to the section number of the fuel cells forming the. The specific assembly principle is as follows: and (4) according to different section numbers, grasping all parts of the fuel cell stacks in corresponding number according to the requirement of a loading six-shaft mechanical arm with a ground rail to perform lamination assembly. The ground rail is provided for the manipulator to move conveniently, and the manipulator is not limited to a six-axis manipulator, can be other types of manipulators, and has the function of grabbing parts.

And a welding assembly module 322 for welding and assembling the stacked electric pile to obtain the fuel cell electric pile.

The welding assembly of the stacked electric pile through a manipulator specifically comprises the following steps: and the manipulator presses, binds and welds the stacked electric pile according to a preset operation program (binding bands are needed during welding), and finally the fuel cell electric pile is obtained.

Further, as shown in fig. 5, the apparatus further includes:

and a stack gas tightness inspection unit 34 for performing an automated stack gas tightness inspection of the fuel cell stack.

Because the fuel cell stack obtained by automatic assembly cannot completely guarantee the effectiveness and the qualification of the assembly, the fuel cell stack obtained by the assembly also needs to be subjected to quality inspection, and the specific quality inspection process comprises the following steps: and (3) carrying out air tightness inspection on the fuel cell stack, wherein the air tightness inspection is carried out by the existing air tightness inspection equipment.

Further, as shown in fig. 5, the apparatus further includes:

and the placing unit 35 is used for placing qualified fuel cell stacks and unqualified fuel cell stacks in corresponding placing areas respectively by a mechanical arm in the fuel cell stack assembly production line.

In order to distinguish the fuel cell stacks qualified in the air tightness inspection from the unqualified fuel cell stacks, as shown in fig. 3, the fuel cell stacks qualified in the air tightness inspection are automatically labeled and then placed into a temporary storage area (for storing qualified products which can be directly used); and (4) directly placing the fuel cell stack which is qualified in the air tightness inspection into a maintenance area (storing products which need to be maintained and can be used after being qualified) without labeling. The galvanic pile transferring and blanking manipulator in fig. 3 corresponds to the mechanical arm in this step; the printed label corresponds to automatic labeling in this step.

Further, as shown in fig. 5, the acquiring unit 31 includes:

the first acquisition module 311 is used for acquiring the air inlet end plate and the first collecting plate from the front part feeding assembly line;

a second obtaining module 312, configured to obtain the bipolar plate and the membrane electrode by a component feeder;

and the third acquisition module 313 is used for acquiring the second collecting plate, the spring end plate, the spring and the spring cover plate by the rear part feeding assembly line.

As shown in fig. 3, the feeding device in this embodiment includes a front part feeding line, a membrane electrode feeding machine, a bipolar plate feeding machine, and a rear part feeding line. The front part product loading assembly line obtains an air inlet end plate and a first collector plate; the membrane electrode part is obtained by a membrane electrode part feeding machine; the bipolar plate component is obtained by a feeding machine; what rearmounted article material loading assembly line obtained is second collector plate, spring end plate, spring apron.

There is also provided, in accordance with an embodiment of the present application, a non-transitory computer-readable storage medium storing computer instructions that cause the computer to perform the method of fuel cell stack assembly of fig. 1 or 2.

It will be apparent to those skilled in the art that the modules or steps of the present application described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and they may alternatively be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, or fabricated separately as individual integrated circuit modules, or fabricated as a single integrated circuit module from multiple modules or steps. Thus, the present application is not limited to any specific combination of hardware and software.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.