CN112744574A

CN112744574A - Stacking production equipment

Info

Publication number: CN112744574A
Application number: CN201911056335.4A
Authority: CN
Inventors: 陆维; 柴茂荣; 张银广; 刘元宇; 蔡林智; 曾宪泰; 杜义贤; 陈德; 黄付延; 林思帆; 朱晓轩; 张帅
Original assignee: Spic Hydrogen Energy Technology Development Co Ltd
Current assignee: Spic Hydrogen Energy Technology Development Co Ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2021-05-04

Abstract

The invention discloses stacking production equipment which comprises a stacking feeding device, a stacking transfer device, a stacking device and an assembling and fixing device, wherein the stacking feeding device and the stacking device are respectively arranged on a transfer path of the stacking transfer device, the assembling and fixing device is adjacent to the stacking device, the stacking feeding device is used for feeding stacked components, the stacking transfer device transfers the stacked components to the stacking device for stacking, a stacking group is formed, and the assembling and fixing device receives the stacking group and fixes the stacking group to form a finished product. According to the invention, through the matched arrangement of the stacking feeding device, the stacking transfer device, the stacking device and the assembling and fixing device, the processes of feeding, stacking, assembling and fixing and the like of the stacked parts can be smoothly and continuously carried out, the production efficiency of finished products is improved, the overall layout is reasonable, the floor area of equipment is reduced, and the manufacturing cost of enterprises is further reduced.

Description

Stacking production equipment

Technical Field

The invention relates to the technical field of production equipment, in particular to stacking production equipment.

Background

Some products need to be assembled and fixed by stacking different components to form finished products, for example, the stacking and fixing of the membrane electrode and the bipolar plate, and the whole process of stacking, assembling and fixing is complicated. To above-mentioned production methods, often need the equipment of a plurality of independent establishments of manual cooperation among the prior art to accomplish, but this kind of mode not only can lead to production efficiency low, but also can lengthen whole production line, occupies more place, increases the cost of enterprises.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides a stacking production device.

The invention discloses stacking production equipment which comprises a stacking feeding device, a stacking transfer device, a stacking device and an assembling and fixing device, wherein the stacking feeding device and the stacking device are respectively arranged on a transfer path of the stacking transfer device, the assembling and fixing device is adjacent to the stacking device, the stacking feeding device is used for feeding stacked components, the stacking transfer device transfers the stacked components to the stacking device for stacking and forms a stacked group, and the assembling and fixing device receives the stacked group and fixes the stacked group to form a finished product.

This application sets up through the cooperation of piling up loading attachment, piling up the transfer device, piling up device and assembly fixing device for the process such as the material loading of piling up the part, piling up and assembly are fixed can be smooth and coherent go on, have promoted off-the-shelf production efficiency, and overall layout is reasonable, has reduced the area of equipment, and then has reduced the manufacturing cost of enterprise.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of a stacking production apparatus according to the present embodiment;

fig. 2 is a schematic structural view of the first stack feeding mechanism and the stack transfer device in the present embodiment;

FIG. 3 is a schematic structural diagram of a first stacking and feeding mechanism in this embodiment;

FIG. 4 is an enlarged view of the portion A of FIG. 3 in the present embodiment;

FIG. 5 is a schematic view of the internal structure of the magazine limit assembly according to this embodiment;

FIG. 6 is a schematic structural diagram of the rotary switch unit in the present embodiment;

FIG. 7 is a schematic structural diagram of a rotary cutting assembly according to the present embodiment;

fig. 8 is a schematic structural view of the material taking part, the shaping part and the image sensing part in the embodiment;

FIG. 9 is another schematic structural diagram of the material taking portion, the shaping portion and the image sensing portion in this embodiment;

fig. 10 is a schematic structural view of a turn table in the present embodiment;

FIG. 11 is a schematic structural diagram of a stacking apparatus according to the present embodiment;

fig. 12 is a schematic structural view of a stack stage in the present embodiment;

FIG. 13 is a schematic structural view of the pressing carrier assembly and the pressing mechanism in this embodiment;

FIG. 14 is a schematic structural view of a pressing mechanism in the present embodiment;

FIG. 15 is a schematic structural view of the pressing mechanism in another view according to the present embodiment;

FIG. 16 is a schematic structural view of a fixing mechanism according to the present embodiment;

FIG. 17 is a schematic structural diagram of the wire fixing assembly in the present embodiment;

FIG. 18 is a schematic view showing the structure of the fixing device of this embodiment;

FIG. 19 is a schematic structural view of the fixed loading mechanism, the pre-assembling mechanism, the transferring mechanism and the press-fitting mechanism;

FIG. 20 is a schematic view of the structure of the transfer part in the present embodiment;

FIG. 21 is a schematic view of the transfer portion in another view in the present embodiment;

FIG. 22 is a schematic structural view of the pre-loading mechanism in this embodiment;

FIG. 23 is a schematic structural view of a guide mechanism in the present embodiment;

FIG. 24 is a schematic structural view of the press-fit assembly and locking assembly of this embodiment;

FIG. 25 is a schematic structural diagram of a transfer device in this embodiment;

FIG. 26 is a schematic structural view of an air-tightness detection conveying mechanism and a detection fixture feeding mechanism in the present embodiment;

FIG. 27 is a schematic structural view of the air-tightness detecting mechanism in the present embodiment;

FIG. 28 is a schematic structural view of the air-tightness detecting mechanism in the present embodiment;

FIG. 29 is a schematic view showing the structure of a molding member in the present embodiment.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:

referring to fig. 1, the stack production apparatus in the present embodiment includes a stack feeding device 1, a stack transfer device 2, a stacking device 3, and an assembly fixture 4. The stacking and feeding device 1 and the stacking device 3 are respectively disposed on the transfer path of the stacking and transfer device 2, and the mounting and fixing device 4 is adjacent to the stacking device 3. The stacking and feeding device 1 is used for feeding stacked components, the stacking and transferring device 2 transfers the stacked components to the stacking device 3 for stacking and forming a stacked group, and the assembling and fixing device 4 receives the stacked group and fixes the stacked group to form a finished product. Through the cooperation setting of piling up loading attachment 1, piling up transfer device 2, piling up device 3 and assembly fixing device 4 for the process such as the material loading of piling up the part, piling up and assembly fixing can be smooth and coherent going on, has promoted off-the-shelf production efficiency, and overall arrangement is reasonable, has reduced the area of equipment, and then has reduced the manufacturing cost of enterprise.

Referring back to fig. 1, further, the stack production apparatus in the present embodiment further includes a transfer device 5 and an air-tightness detecting device 6. The transfer device 5 receives the finished product and transfers the finished product to the air tightness testing device 6 for air tightness testing. And carrying out air tightness test on the finished product through the air tightness detection device 6 so as to ensure the quality of the finished product. Preferably, the stack production equipment in this embodiment further includes a blanking device 7 and a marking device 8. The blanking device 7 receives the finished product after the air tightness test and carries out blanking, and the marking device 8 marks the finished product before blanking. And marking the identification code of the blanked finished product by the marking device 8 so as to facilitate the production management of the finished product.

Referring back to fig. 1, further, the stack loading apparatus 1 includes an end plate loading mechanism 11, a first stack loading mechanism 12, and a second stack loading mechanism 13. The end plate feed mechanism 11, the first stack feed mechanism 12, and the second stack feed mechanism 13 are located in the transfer path of the stack transfer device 2, respectively. The end plate feeding mechanism 11 is used for feeding an upper end plate and a lower end plate, the first stacking and feeding mechanism 12 is used for feeding a first stacked plate, and the second stacking and feeding mechanism 13 is used for feeding a second stacked plate. The stacking and transferring device 2 transfers the lower end plate loaded by the end plate loading mechanism 11, then transfers the first stacking plate and the second stacking plate loaded alternately by the first stacking and loading mechanism 12 and the second stacking and loading mechanism 13, and finally transfers the upper end plate loaded by the end plate loading mechanism 11, thereby completing the transfer and loading of each stacking component required by the stacking and stacking of the stacking group. The first stacked plate in this embodiment is a bipolar plate, and the second stacked plate is a membrane electrode. The end plate feeding mechanism 11 can adopt material tray feeding, two material trays are arranged side by side, and the upper end plate and the lower end plate are respectively stacked on the two material trays. The stacking and transferring device 2 is located at one side of the end plate feeding mechanism 11 close to the stacking device 3, the first stacking and feeding mechanism 12 and the second stacking and feeding mechanism 13 are respectively located at two opposite sides of the end plate feeding mechanism 11, and the first stacking and feeding mechanism 12 and the second stacking and feeding mechanism 13 are both close to the stacking and transferring device 2. So arranged as to facilitate the transfer action of the stack transfer device 2. The second stacking and feeding mechanism 13 can stack and feed materials by adopting material trays, preferably, the material trays form two stacks of second stacking plates, so that double-station feeding is realized, and the feeding efficiency is improved.

Still further referring to fig. 1 to 3, the first stack feeding mechanism 12 includes a storing portion 121 and a rotation switching portion 122. The magazine 121 is used to store two rows of first stacked plates placed side by side. The rotation switching portion 122 is provided on the moving path of the magazine 121, and the rotation switching portion 122 switches the rotation of the magazine 121 moved thereto. The rotary switching portion 122 is located at one side of the stacking and transferring device 2, the first stacking plate after being preprocessed is placed in the storage portion 121, the first stacking plate moves to the position where the rotary switching portion 122 is located along with the storage portion 121 and is located right above the rotary switching portion 122, one row of first stacking plates stored in the storage portion 121 faces the stacking and transferring device 2, after the stacking and transferring device 2 transfers the row of first stacking plates to the stacking device 3, the rotary switching portion 122 drives the storage portion 121 to rotate 180 degrees, so that the other row of first stacking plates stored in the storage portion 121 faces the stacking and transferring device 2, and the stacking and transferring device 2 transfers the row of first stacking plates again. Preferably, the first stack feeding mechanism 12 is two arranged side by side. Through the arrangement, one-time feeding of a plurality of first stacking plates can be realized.

With continued reference to fig. 3, 4 and 5, the magazine section 121 further includes a magazine 1211, a magazine upper plate 1212 and a magazine lower plate 1213. The upper storage plate 1212 and the lower storage plate 1213 are sequentially disposed in the storage rack 1211 along a height direction of the storage rack 1211. The storage upper plate 1212 and the storage lower plate 1213 are spaced from each other and aligned with each other, so that two storage cavities 12111 are formed between the two storage upper plates and the two storage lower plates, and the two storage cavities are used for storing two rows of first stacked plates arranged in parallel. Specifically, a plurality of storage grooves 12121 have been seted up respectively to the face that storage upper plate 1212 and storage hypoplastron 1213 are just right each other, and a plurality of storage grooves 12121 of storage upper plate 1212 and a plurality of storage grooves 12121 of storage hypoplastron 1213-just right, and two just right storage grooves 12121 carry out the clamping to the relative both sides limit of first stacked plate, and then accomplish the storage of first stacked plate. Preferably, the position of the magazine upper plate 1212 and the magazine lower plate 1213 is relatively adjustable to fit to first stacked plates of different specifications. The stacking and transferring device 2 performs gripping and feeding from the outside of the magazine 12111. Preferably, the number of the upper magazine plate 1212 and the lower magazine plate 1213 is two, and the two other upper magazine plates 1212 and the two other lower magazine plates 1213 form two other magazine chambers 12111 arranged side by side in the height direction of the magazine 1211 to double the magazine amount of the charge portion 121. Preferably, the magazine portion 121 further includes a magazine limit assembly 1214. The magazine stop assembly 1214 is disposed on the magazine plate 1212 and is located adjacent to the outer side edge of the magazine plate 1212. The storage limiting assembly 1214 is used for transversely limiting the first stacking plate in the storage cavity 12111, so as to avoid the situation of material throwing caused by uneven bottom surface or obstacles and the like. Specifically, the magazine limit assembly 1214 includes a magazine limit plate 12141, a magazine limit guide 12142, and a magazine limit open clip 12143. The magazine limit plate 12141 is located on the outer side edge of the magazine plate 1212, which is movable relative to the magazine plate 1212. The magazine limit guide 12142 is provided on the upper surface of the magazine 1212, and is located close to the outer side edge of the magazine 1212, and the magazine limit guide 12142 is connected to the magazine limit plate 12141. The number of the stock limiting guides 12142 in this embodiment is three, and the three stock limiting guides 12142 are located at both ends and the middle position of the stock upper plate 1212, respectively. Each storing limiting guide member 12142 comprises a storing guide fixing block 121421 and a storing guide rod 121422, one end of a guide fixing block 121421 is arranged on the upper surface of a storing upper plate 1212, one end of the guide fixing block is exposed on the storing upper plate 1212, a storing guide rod 121422 is arranged at one end of the guide fixing block 121421 exposed on the storing upper plate 1212 in a penetrating manner, the storing guide rod 121422 is connected with the guide fixing block 121421 in a sliding manner, the lower end of the storing guide rod 121422 is connected with a storing limiting plate 12141, the diameter of the storing guide rod 121422 is gradually reduced from the upper end of the storing guide rod 121422 to the lower end of the storing guide rod 121422, so that the storing guide rod 121422 can automatically limit and lock after sliding downwards for a certain distance along the guide fixing block 121421, for example, when the storing limiting. The upper surface of storage upper plate 1212 is located to the spacing folder 12143 of opening of storage, and be close to the middle part of storage upper plate 1212, the spacing folder 12143 of opening of storage can be dismantled with storage limiting plate 12141 and be connected, the spacing folder 12143 of opening of storage drives storage limiting plate 12141 and rises and descends, when ascending, storage recess 12121 exposes storage limiting plate 12141, horizontal spacing disappearance to first stack board, during the decline, storage limiting plate 12141 shelters from storage recess 12121, carry out horizontal spacing to first stack board. Specifically, the magazine limit opening clamp 12143 includes an opening clamp lever 121431, an opening clamp driving lever 121432, an opening clamp elastic member 121433, and an opening clamp block 121434. One end of the open clamping bar 121431 is pivotally attached to the upper surface of the magazine 1212 via a bearing block, and the other end of the open clamping bar 121431 has a wedge 1214311, in this embodiment the wedge 1214311 is beveled. The open clamp driving lever 121432 is vertically connected to the open clamp lever 121431. The clip opening elastic member 121433 is sleeved on the clip opening rod 121431, one end of the clip opening elastic member 121433 abuts against the bearing seat, the other end of the clip opening elastic member 121433 abuts against the clip opening driving rod 121432, and the clip opening elastic member 121433 in this embodiment is a spring. The clip opening block 121434 is sleeved outside the clip opening elastic member 121433, and the clip opening block 121434 has a channel (not shown) for the clip opening driving rod 121432 to move along a direction parallel to the direction of the magazine plate 1212, and a clip opening notch 1214341 for the clip opening driving rod 121432 to be engaged. The stock limiting plate 12141 is provided with a lift piece 121411 corresponding to the wedge portion 1214311, and the lift piece 121411 has a lift groove adapted to the wedge portion 1214311. When material storage portion 121 was full to expect to remove, stir and open and press from both sides actuating lever 121432 for open and press from both sides actuating lever 121432 card and locate and open and press from both sides in breach 1214341, at this moment, open and press from both sides elastic component 121433 and compressed, open wedge portion 1214311 that presss from both sides pole 121431 and withdraw from the promotion recess that promotes piece 121411, make storage limiting plate 12141 descend at self action of gravity, and shelter from storage recess 12121, transversely spacing to first stack board. After arriving first stacking plate material loading position, stir and open and press from both sides actuating lever 121432 and leave and press from both sides breach 1214341, at this moment, open and press from both sides elastic component 121433 and reset, promote to open wedge portion 1214311 of pressing from both sides pole 121431 and insert the promotion recess that promotes piece 121411 for storage limiting plate 12141 promotes, and storage recess 12121 exposes storage limiting plate 12141, and horizontal spacing disappearance to first stacking plate piles up transfer device 2 and then get the material and transfer and actuate. Preferably, the four corners of the bottom of the storage frame 1211 are respectively provided with rollers to facilitate the overall movement of the storage portion 121.

With continued reference to fig. 3, 6 and 7, the rotary switch 122 further includes a rotary cutting assembly 1221 and a jacking assembly 1222. The rotary cutting assembly 1221 includes a mounting base 12211, a rotating shaft 12212, a rotating plate 12213, a rotating gear 12214, a rotary cutting rack 12215, and a rotary cutting driving member 12216. The rotation shaft 12212 is rotatably provided to the mount 12211. The rotating plate 12213 is connected to one end of the rotating shaft 12212. The rotation gear 12214 is sleeved on the rotation shaft 12212. The rotary-cut rack 12215 is slidably disposed on the mounting seat 12211 via a rail slider, and the rotary-cut rack 12215 is engaged with the rotating gear 12214. The rotary cutting driving member 12216 is disposed on the mounting seat 12211, an output end of the rotary cutting driving member 12216 is connected to the rotary cutting rack 12215, and the rotary cutting driving member 12216 is an air cylinder. Further, the jacking assembly 1222 includes a jacking driver 12221 and a jacking column 12222. The lifting driving member 12221 is disposed on the rotating plate 12213, and the lifting driving member 12221 is an air cylinder. The jacking column 12222 is disposed at the output end of the jacking driving member 12221, and the jacking column 12222 is movably connected to the storage rack 111. The number of the jacking driving members 12221 is four in this embodiment, and correspondingly, the number of the jacking columns 12222 is also four, and the four jacking driving members 12221 are disposed at four corners of the rotating plate 12213. The storage portion 121 further includes four lifting plates 1215, and the four lifting plates 1215 are respectively disposed at four corners of the storage frame 1211 near the bottom. After the magazine 121 is in place, the four lift posts 12222 face the four lift plates 1215. The jacking driving member 12221 drives the jacking column 12222 to move towards the jacking plate 1215 of the storage rack 1211, the jacking plate 1215 has a positioning hole matched with the shape of the jacking column 12222, the jacking column 12222 is inserted into the positioning hole, the storage rack 1211 leaves the ground under the action of the jacking assembly 1222, then the rotary cutting driving member 12216 drives the rotary cutting rack 12215 to move, the rotary cutting rack 12215 drives the rotary gear 12214 to rotate, the rotary gear 12214 drives the rotary shaft 12212 to rotate, so as to drive the rotary plate 12213 to rotate, and the rotary plate 12213 drives the storage rack 1211 to rotate 180 degrees, so as to realize switching of two rows of first stacked plates on the storage section 121. Preferably, the rotary cutting assembly 1221 further includes a support wheel 12217. The supporting wheel 12217 is provided to the mounting base 12211 via a supporting bracket, and the supporting wheel 12217 abuts against the lower surface of the rotating plate 12213. In this embodiment, the number of the supporting wheels 12217 is four, and the four supporting wheels 12217 support the rotating plate 12213, so that the rotating plate drives the storage rack 1211 to rotate smoothly. Preferably, an auxiliary rotating assembly may be further disposed directly above the center of the upper end of the storage holder 1211 to further increase the rotation center and the rotation stability of the storage holder 1211 during rotation, for example, a positioning hole is formed in the center of the upper end of the storage holder 1211, and a cylinder is engaged with a rotating shaft, the cylinder drives the rotating shaft to be inserted into the positioning hole before the storage holder 1211 rotates, and the rotating shaft is rotationally engaged with the storage holder 1211. In order to ensure that the storing portion 121 accurately moves to a predetermined position, the storing device 1 of the present application further includes a guiding limiting portion 123. Referring again to fig. 3, as shown, the guiding and limiting portion 123 includes a first guiding and limiting component 1231 and a second guiding and limiting component 1232. The first guiding and limiting assembly 1231 is disposed above the storing portion 121 and includes a U-shaped guiding groove 12311, a first guiding driving member 12312 and a locking post 12313. The output end of the first guiding driving member 12312 is connected to the locking post 12313, the locking post 12313 is opposite to the bottom of the U-shaped guiding groove 12311, and the bottom of the U-shaped guiding groove 12311 has a through hole for the locking post 12313 to pass through. The first pilot driver 12312 is a pneumatic cylinder. When the storage rack 1211 is moved, the upright post 12314 is moved along the U-shaped guide groove 12311, the diameter of the upright post 12314 is matched with the groove width of the U-shaped guide groove 12311, when the upright post 12314 is moved to the bottom of the U-shaped guide groove 12311, the first guide driving member 12312 drives the locking post 12313 to extend out, the locking post 12313 is inserted into the U-shaped guide groove 12311, the limitation on the upright post 12314 is realized, and therefore the limitation on the storage rack 1211 is realized and the storage rack 1211 is prevented from moving. The second guiding and limiting assembly 1232 includes two guiding plates 12321, a front limiting member 12322 and a rear limiting member 12323 disposed oppositely. A guide groove 123211 is formed between the two guide plates 12321, and the width of the guide groove 123211 matches the width of the roller of the magazine 121 so that the roller of the magazine 121 can move in the longitudinal direction of the guide groove 123211. Preferably, the guide groove 123211 is provided at one end with a stopper 1232111, and the stopper 1232111 stops the roller from rolling out of the guide groove 123211. The front limiter 12322 includes a front stop cylinder 123221 and a front lever 123222. The front stop cylinder 123221 is disposed on one side of the guide plate 12321 via a vertical mounting plate, and the front rod 123222 is connected to an output end of the front stop cylinder 123221. The rear limiter 12323 includes a rear limiter cylinder 123231 and a rear limiter plate 123232. The rear limiting plate 123232 is arranged in a sliding mode through a guide rail sliding block, and the rear limiting plate 123232 is connected with the output end of the rear limiting cylinder 123231. When the storage rack 1211 is pushed along the guide groove 123211, when the rear wheel abuts against the stop block 1232111, the front stop cylinder 123221 drives the front stop rod 123222 to extend, then the rear limiting cylinder 123231 drives the rear limiting plate 123232 to move towards the storage rack 1211, the rear limiting plate 123232 pushes the storage rack 1211 to abut against the front stop rod 123222, and the front limiting piece 12322 and the rear limiting piece 12323 limit the storage rack 1211 to prevent the storage rack 1211 from moving.

With continued reference to fig. 1, 2, 8, 9, and 10, the stack transfer device 2 further includes a stack transfer mechanism 21 and a relay table 22. The relay table 22 is provided on a transfer path of the stack transfer mechanism 21. The stack transfer mechanism 21 transfers the first stack board to the relay table 22 for shaping, and transfers the shaped first stack board to the stacking device 3 for stacking. The number of the stacking and transfer mechanisms 21 in this embodiment is two, and the two stacking and transfer mechanisms 21 are disposed side by side, and both are located between the end plate feeding mechanism 11 and the stacking device 3, wherein one stacking and transfer mechanism 21 is adjacent to the first stacking and feeding mechanism 12 for transferring and feeding the first stacking plate, the upper end plate, or the lower end plate, and the other stacking and transfer mechanism 21 is adjacent to the second stacking and feeding mechanism 13 for transferring and feeding the second stacking plate, the upper end plate, or the lower end plate. The relay table 22 is located on the transfer path of the stack transfer mechanism 21 adjacent to the first stack feeding mechanism 12. The description of the feeding transfer will be given by taking the stack transfer mechanism 21 adjacent to the first stack feeding mechanism 12 as an example. The stacking and conveying mechanism 21 includes a stacking and conveying unit 211, a material taking unit 212, and a shaping unit 213. The material taking section 212 and the shaping section 213 are provided in the stacking and conveying section 211, respectively. Preferably, the stack transfer mechanism 21 further includes an image sensor unit 214, and the image sensor unit 214 is provided on the stack transfer unit 211. The stacking and conveying unit 211 is a four-axis or six-axis robot, and has a fixing plate 2111 at the end thereof, the material taking unit 212, the shaping unit 213, and the image sensing unit 214 are all provided on the fixing plate 2111, and the hand of the stacking and conveying unit 211 is connected to the fixing plate 2111 via a quick-change coupler 2112. The stacking and transferring part 211 drives the material taking part 212 to move to a position corresponding to the first stacking and feeding mechanism 12, the material taking part 212 takes out the first stacking plate from the first stacking and feeding mechanism 12 and places the first stacking plate in the placing area 221 of the transfer table 22, the placing area 221 is matched with the shape of the first stacking plate, then the stacking and transferring part 211 drives the shaping part 213 to move to a position corresponding to the first stacking plate, the shaping part 213 fixes and shapes the first stacking plate, the first stacking plate is conveyed to the stacking device 3 to be stacked after shaping, the stacking and transferring part 211 drives the material taking part 212 or the shaping part 213 to move, the first stacking plate can be photographed and positioned through the image sensing part 214 before the stacking and transferring part 211 is controlled to drive the material taking part 212 or the shaping part 213 to accurately clamp or fix and shape the first stacking plate. The take-out section 212 includes a take-out driving member 2121, a take-out gripping member 2122, a take-out detecting member 2123, and a take-out limiting member 2124. The material taking driving member 2121 is disposed on the fixing plate 2111, and the material taking driving member 2121 is a bidirectional cylinder. The take-out clamp 2122 includes a take-out moving plate 21221 and take-out jaws 21222 disposed at two ends of the take-out moving plate 21221, the take-out moving plate 21221 is slidably disposed on the fixed plate 2111 via rail sliders, and the take-out moving plate 21221 is connected to an output end of the take-out driving member 2121. The material taking detecting element 2123 is disposed on the fixing plate 2111, the material taking detecting element 2123 faces the first stacking and feeding mechanism 12 or the material taking clamping element 2122, the material taking detecting element 2123 is configured to detect whether a material is present in the material storage cavity of the first stacking and feeding mechanism 12 or whether the material taking clamping element 2122 takes the material successfully, and the material taking detecting element 2123 is a reflective photoelectric sensor. The material taking limiting part 2124 is disposed on the fixing plate 2111, the material taking limiting part 2124 is a limiting block, and the material taking limiting part 2124 movably abuts against the material taking moving plate 21221. In this embodiment, the number of the material taking clamping members 2122 is two, correspondingly, the number of the material taking limiting members 2124 is also two, the two material taking clamping members 2122 are oppositely arranged, the two material taking limiting members 2124 are located at two sides of the two material taking clamping members 2122, when material is taken, the stacking and transferring portion 211 drives the material taking portion 212 to correspond to the first stacking plate, the material taking driving member 2121 drives the two material taking moving plates 21221 to move towards each other, the material taking jaws 21222 on the two material taking moving plates 21221 approach to clamp the first stacking plate, then the first stacking plate is transferred to the corresponding transfer platform under the driving of the stacking and transferring portion 211, the material taking driving member 2121 drives the two material taking moving plates 21221 to move away from each other, the material taking jaws 21222 on the two material taking moving plates 21221 are far away from the turntable to release the first stacking plate, the first stacking plate is placed in, in the moving process of the material taking moving plate 21221, the material taking limiting piece 2124 limits the material taking moving plate 21221 to slide only within a certain distance, so that the material taking moving plate 21221 and the material taking clamping jaws 21222 can avoid affecting a first stacked plate adjacent to a first stacked plate to be clamped in the first stacking and feeding mechanism 12 during material taking. The shaping unit 213 includes a shaping suction module 2131 and a shaping module 2132. Shaping suction assembly 2131 and shaping assembly 2132 are disposed on fixing plate 2111. The plastic suction assembly 2131 includes a suction cup 21311 and a suction detector 21312. Suction cup 21311 is disposed on the fixing plate 2111, with suction cup 21311 facing the first stacked plate. The suction detection piece 21312 is arranged on the fixing plate 2111, the suction detection piece 21312 faces the first stacking plate, the suction detection piece 21312 is a reflection-type photoelectric sensor, before the suction disc 21311 sucks the first stacking plate, the suction detection piece 21312 detects whether the first stacking plate exists in a preset position, the first stacking plate is photographed and positioned in the preset position for suction, and the shaping component 2132 shapes the first stacking plate. The shaping assembly 2132 includes a first shaping driver 21321, a second shaping driver 21322, a shaping clamp 21323, a buffer 21324, and a shaping limiter 21325. The first shaping driver 21321 is disposed on the fixing plate 2111, and the first shaping driver 21321 is a bidirectional cylinder. The second shaping driving element 21322 is arranged on a sliding plate 21326 which is arranged on the fixing plate 2111 in a sliding way through a guide rail sliding block, and the sliding plate 21326 is connected with the output end of the first shaping driving element 21321 through a connecting block 21327. The shaping clamping piece 21323 comprises a shaping moving plate 213231 and shaping clamping jaws 213232 arranged at two ends of the shaping moving plate 213231, and the shaping moving plate 213231 is connected with the output end of the second shaping driving piece 21322. The buffer 21324 is arranged on the fixing plate 2111, the buffer 21324 is movably abutted with the connecting block 21327, the buffer 21324 is a buffer, and the buffer 21324 plays a role in buffering and limiting in the sliding process of the sliding plate 21326. The shaping limiting piece 21325 is arranged on the fixing plate 2111, the shaping limiting piece is a limiting piece, and the shaping limiting piece 21325 movably abuts against the shaping moving plate 213231. In the shaping process, the shaping limiting piece 21325 limits the shaping moving plate 213231 to enable the shaping moving plate 213231 to slide only within a certain distance, so that the shaping moving plate can be prevented from being impacted with other parts due to an overlarge moving distance. In this embodiment, the number of the second shaping driving elements 21322, the shaping clamping elements 21323, the buffering elements 21324 and the shaping limiting elements 21325 is two, during shaping, the stacking and transferring portion 211 drives the shaping portion 213 to move to a first stacking plate on the corresponding transfer table, the first shaping driving element 21321 drives the two second shaping driving elements 21322 to respectively slide along the guide rail sliding blocks in opposite directions until the shaping clamping jaws 213232 respectively correspond to four corners of the first stacking plate, the two second shaping driving elements 21322 respectively drive the two sets of shaping moving plates 213231 opposite to each other to move in opposite directions, the shaping moving plates 213231 drive the shaping clamping jaws 213232 to move in opposite directions, and the shaping clamping jaws 213232 clamp and shape the four corners of the first stacking plate. It should be noted that the second shaping driving element 21322 near the material taking part 212 may be omitted, and the shaping assembly 2132 and the material taking part 212 share the material taking driving element 2121 of the material taking part 212 to take the material and clamp and shape, that is, the shaping moving plate 213231 and the material taking moving plate 21221 are connected to the output end of the material taking driving element 2121 at the same time, so that the production cost can be saved; in addition, a common take-out drive 2121 may be provided on an external connection plate connected to the fixed plate 2111, thus facilitating assembly and replacement of the take-out drive 2121. The image sensing section 214 includes an image sensor 2141 and a light source 2142. The image sensor 2141 is disposed on the fixing plate 2111, and the light source 2142 is disposed at an image capturing end of the image sensor 2141. In this embodiment, image sensor 2141 is the CCD camera, light source 2142 is the plate-shaped LED lamp, during the specific application, image sensor 2141 shoots collection image to first stacked plate, through CCD positioning system, the control system control of material loading shaping device 2 is piled up transfer portion 211 and is driven and get material portion 212 or shaping portion 213 and remove, realize accurate material and the plastic of getting, when image sensor 2141 shoots first stacked plate, light source 2142 plays the effect of auxiliary lighting, in order to obtain clear image. The transfer table 22 has a first guide groove 222 and a second guide groove 223, the shape of the first guide groove 222 matches with the shape of the shaping jaw 213232, the shape of the second guide groove 223 matches with the shape of the material taking jaw 21222, the shaping jaw 213232 moves along the first guide groove 222 when gripping the first stacked board, and the first guide groove 222 guides the whole jaw 213232 to ensure that the first stacked board is accurately gripped and shaped; when the material taking claw 21222 grips the first stacked board and transfers the first stacked board to the transfer table 22, the material taking claw 21222 moves along the first guide groove 222, and the first guide groove 222 guides the material taking claw 21222 to ensure that the first stacked board is accurately placed at a predetermined position in the placement area 221. Preferably, referring to fig. 2 again, an auxiliary stacking positioning portion 23 is disposed on one side of the transfer table 22, and the auxiliary stacking positioning portion 23 is a cooperation between the CCD and the light source, and further positions the transferred first stacked board, so that the position of the first stacked board when the first stacked board is placed on the stacking device 3 for stacking is accurate. Of course, an auxiliary stacking and positioning portion may be provided on the side of the second stacking and feeding mechanism 13 close to the stacking and transferring mechanism 21 to further position the feeding of the second stacked plates. It should be noted that the second stacking plate does not need to be shaped, and therefore, in a specific application, the stacking and transfer mechanism 21 close to the second stacking and feeding mechanism 13 is not provided with a relay table and a shaping portion.

Still further, referring to fig. 11, the stacking apparatus 3 includes a stacking stage 31, a follower drive mechanism 32, and a pressing mechanism 33. The follower drive mechanism 32 is provided on the stack stage 31, and its drive end is connected to the pressing mechanism 33. The stack group is formed on the stack bearing table 31, the following driving mechanism 32 drives the pressing mechanism 33 to move along with the stacking height of the stack group, and the pressing mechanism 33 presses the stack group. Through the cooperation of the following driving mechanism 32 and the pressing mechanism 33, the pressing mechanism 33 can move along with the stacking height of the stacking group and press the stacking group in the forming process, so that the dislocation and inclination of the stacking group are avoided, and the stacking quality is ensured. Preferably, the stacking device 3 further comprises a stack transferring mechanism 34. The transfer end of the stack transfer mechanism 34 is connected to the stack carrier 31. The stacking group transfer mechanism 34 drives the stacking carrier 31 to transfer to the assembly fixing position of the assembly fixing device 4. Preferably, the number of the stacking devices 3 is at least two, at least two stacking devices 3 are arranged side by side, the number of the stacking devices 3 in this embodiment is two, two stacking group transfer mechanisms 34 are arranged side by side, and both are respectively located on one side of the stacking transfer mechanism 21 away from the end plate feeding mechanism 11, and the assembly fixing device 4 is located on one side of the stacking group transfer mechanism 34 away from the stacking transfer mechanism 21 and adjacent to the same. The two stacking group transfer mechanisms 34 can alternately transfer the stacking bearing platforms 31, and the assembly fixing devices 4 sequentially receive the stacking groups transferred by the two stacking devices 3 for assembly and fixation, so that the overall production efficiency is improved. Preferably, the stacking device 3 further comprises a fixing mechanism 35. The fixing mechanism 35 is disposed on the stack holder 31 with its fixing end facing the stack. The fixing mechanism 35 fixes the stack during the transfer so as not to be tilted during the movement. Preferably, the stacking device 3 further comprises a wire management mechanism 36. The wire arranging mechanism 36 is disposed on the stack stage 31. The wire arranging mechanism 36 regularly fixes the wires of the stacking group, so that the disorder of the stacking site is avoided, and the process of the stacking process is ensured to be carried out.

Still referring to fig. 12, the stack stage 31 includes a stack carrier 311 and a stack carrier 312. The stack loading site 312 is disposed on the surface of the stack loading plate 311 and located at the middle position of the stack loading plate 311. The stacking plate 311 has a space-avoiding position 3111 and four sliding positions 3112. The clearance 3111 is a through hole opened in the middle of the stacked carrier plate 311, and is approximately a cross-shaped through hole. The four sliding positions 3112 are respectively adjacent to four corners of the stacked carrier plate 311. The stacking carrier plate 311 in this embodiment is a rectangular plate, and the sliding position 3112 is a rectangular through-hole. The stacking bearing position 312 includes a bearing main body 3121 and four fixed corners 3122, the four fixed corners 3122 are located at four corners of the bearing main body 3121. The supporting body 3121 covers the hollow position of the space 3111, the four fixing angles 3122 are respectively fixed on the surface of the stacked supporting plate 311, and the four ends of the cross-shaped space 3111 are respectively exposed out of the supporting body 3121. The bearing main body 3121 and the four fixing corners 3122 in this embodiment are integrally formed in a block shape. Preferably, the four sides of the supporting body 3121 are respectively opened with a screw through hole 31211, and the screw through hole 31211 may be a circular or semicircular through hole. The lower end plate, the bipolar plates, the membrane electrodes and the upper end plate to be stacked are transferred and supported on the bearing main body 3121 by the stacking and transferring device 2 to be stacked, when transferring, the lower end plate is transferred first, then the plurality of bipolar plates and the plurality of membrane electrodes are transferred in a staggered manner and stacked on the lower end plate, and finally the upper end plate is transferred, from the transfer of the lower end plate, stacking is performed every time, and the height of the stacking group is continuously increased along with the stacking. The four corners of the space 3111 provide a space for avoiding when the pressing mechanism 33 presses the stack group, so that the pressing mechanism 33 can smoothly press the stack group. After the stacking is completed, the stacking group is transferred to the assembly fixture 4, the upper end plate and the lower end plate are fixed by a fixing component, such as a screw, so that the whole stacking group forms a stable whole to form a finished product, the screw through hole 31211 is provided to facilitate the assembly of the screw, and the hollow portion of the space 3111 in this embodiment can provide a space for the assembly of the screw.

With continued reference to fig. 11-13, still further, follower drive mechanism 32 includes follower drive assembly 321 and hold-down carriage assembly 322. The driving end of the follower driving member 321 is connected to the pressing bearing member 322. The pressing assembly 322 is slidably connected to the stacking stage 31 and surrounds the periphery of the stack. The pressing mechanism 33 is disposed on the pressing bearing assembly 322. The following driving assembly 321 drives the pressing bearing assembly 322 to linearly move along with the height of the stacked group, and the pressing bearing assembly 322 drives the pressing mechanism 33 to linearly move. The follower driving element 321 is disposed on the lower surface of the stacked carrier 311 and located at a corner of the stacked carrier 311, and the sliding position 3112 is located between the follower driving element 321 and the stacked carrier 312. The following driving assembly 321 includes a following driving carriage 3211, a following driving member 3212, a following lead screw 3213, and a following linkage block 3214. The follower carrier 3211 is vertically disposed on the lower surface of the stacking carrier 311 and located at a corner of the sliding position 3112 away from the stacking carrier 312. Follow driving piece 3212 and locate the lower extreme of following drive carrier 3211, follow the transmission of driving piece 3212 output through action wheel, hold-in range and follow driving wheel, and follow lead screw 3213 and form the transmission connection relation. The follower screw 3213 is disposed along the height direction of the follower drive carrier 3211, and is rotatably connected to the follower drive carrier 3211 via two bearing seats. The follower screw 3213 is adjacent to the slide position 3112. The following linkage block 3214 is sleeved on the following screw rod 3213. The following driving piece 3212 drives the following screw rod 3213 to rotate, and drives the following linkage block 3214 to linearly move along with the screw rod 3213. The following driving member 3212 in this embodiment may employ a motor. The pinch carriage assembly 322 includes four pinch sliders 3221 and pinch carriages 3222. The four pressing sliding parts 3221 are respectively inserted into the four sliding positions 3112, and the pressing bearing part 3222 is disposed at the upper ends of the four pressing sliding parts 3221. The four pressing sliding parts 3221 are respectively connected with the four sliding positions 3112 in a sliding manner, one of the pressing sliding parts 3221 is connected with the following linkage block 3214, and meanwhile, the pressing sliding part 3221 forms a sliding connection relationship with the following driving bearing frame 3211 through the matching of the sliding rail and the sliding block. The pressing mechanism 33 is provided on the pressing carrier 3222. The pressing slider 3221 in this embodiment is columnar, and the pressing bearing 3222 is a rectangular frame. The following linkage block 3214 moves linearly along the following screw rod 3213, so as to drive the pressing slider 3221 and the pressing carrier 3222 to move linearly along a direction perpendicular to the stacked bearing plates 311, and further drive the pressing mechanism 33 to move linearly along a direction perpendicular to the stacked bearing plates 311. Preferably, the number of the following driving assemblies 321 is two, and the two following driving assemblies 321 are respectively located at opposite corners of the stacked loading plate 311. The linear driving of the pressing bearing assembly 322 by the two following driving assemblies 321 ensures the stability of the linear movement of the pressing bearing assembly 322 and the pressing mechanism 33 while providing sufficient driving force. Preferably, the pressing sliding member 3221 forms a frame structure by the fixing column to increase the structural stability of itself, so as to ensure the stability of the linear movement.

With continued reference to fig. 13-15, further, the pressing mechanism 33 includes a first pressing assembly 331 and a second pressing assembly 332. The first pressing component 331 and the second pressing component 332 are respectively disposed on the pressing bearing component 322. The first pressing component 331 and the second pressing component 332 alternately press the stacked group. The number of the first pressing assemblies 331 and the second pressing assemblies 332 in this embodiment is two, the two first pressing assemblies 331 and the two second pressing assemblies 332 are respectively disposed on the pressing bearing member 3222, wherein the two first pressing assemblies 331 are disposed oppositely, and the two second pressing assemblies 332 are disposed oppositely, when the pressing is performed alternately, the two first pressing assemblies 331 synchronously press the stacking group, and the two second pressing assemblies 332 synchronously press the stacking group, so as to ensure the pressing quality of the stacking group. Specifically, the first pressing component 331 includes a first pressing plate 3311, a pressing sliding plate 3312, a first pressing driving member 3313, a second pressing plate 3314, a pressing carriage 3315, a second pressing driving member 3316 and a pressing plate 3317. The first pressing plate 3311 is disposed on the pressing plate 3222, and the first pressing plate 3311 is parallel to the stacking plate 311. The pressing sliding plate 3312 is located above the first pressing carrier plate 3311, and forms a sliding connection with the first pressing carrier plate 3311 through the cooperation of the sliding rail and the sliding block. The driving end of the first pressing driving member 3313 is connected to the pressing sliding plate 3312, which drives the pressing sliding plate 3312 to move linearly along a direction parallel to the stacking loading plate 311, in this embodiment, the first pressing driving member 3313 is a motor, a driving wheel, a synchronous belt, a driven wheel, and a screw pair. One end of the second pressing plate 3314 is connected to the pressing sliding plate 3312, and the other end thereof extends toward the stacking direction of the stacking plates 311, and the second pressing plate 3314 is perpendicular to the pressing sliding plate 3312. The pressing carriage 3315 is slidably connected to the second pressing plate 3314 by a sliding rail and a slider. The drive end of the second compression driver 3316 is connected to a compression carriage 3315. The hold-down plate 3317 is mounted on a hold-down carriage 3315. Specifically, one end of the pressing plate 3317 is disposed on the pressing sliding frame 3315, and the other end thereof extends toward the upper side of the stacking position 312, and the pressing plate 3317 is parallel to the stacking plate 311. The second pressing driver 3316 drives the pressing carriage 3315 to move linearly along a direction perpendicular to the stacking plate 311, so as to drive the pressing plate 3317 to move linearly along a direction perpendicular to the stacking plate 311, and the pressing plate 3317 presses the stack carried on the stacking position 312. The second pressing driver 3316 in this embodiment is also a combination of a motor, a driving wheel, a timing belt, a driven wheel and a screw pair. In this manner, the pressing plate 3317 can be linearly moved in directions parallel and perpendicular to the stacked carrier plates 311 by the cooperative driving of the first driving member 313 and the second driving member 316. The structure and operation principle of the second pressing element 332 are the same as those of the first pressing element 331, and are not described herein again. According to the height of the stacked group stacked on the stacking position 312, the following driving component 321 drives the pressing bearing component 3222 to be integrally lifted to a suitable height to drive the first pressing component 331 and the second pressing component 332 to follow and lift, then, the first driving component 313 drives the pressing plate 3317 to be close to the upper side of the stacked group, and the second driving component 316 drives the pressing plate 3317 to press down to press the stacked group, so that the first pressing component 331 presses the stacked group. Thereafter, the next stacked plate is placed on the stacked group with the pressing plate 3317 of the first pressing group 31 between the adjacent two stacked plates, after which the next stacked plate is pressed by the second pressing assembly 332, and then, while the second pressing assembly 332 is kept pressed, the first pressing assembly 331 moves upward for a distance, the compression plates 3317 of the first compression assembly 331 are then drawn between adjacent two stacked plates, the second press assembly 332 then continues to press down, completing the pressing of the next stack of plates, and so on, the compression of the stacked groups is staggered by the first compression assembly 331 and the second compression assembly 332, when the height of the stacked group increases beyond the travel of the first pressing assembly 331 and the second pressing assembly 332, the driving assembly 321 is followed to continue to drive the first pressing assembly 331 and the second pressing assembly 332 to be lifted integrally, and finally, the stacking of the whole stacked group is achieved. The space at the four corners of the clearance 3111 provides a clearance space for the first pressing element 331 and the second pressing element 332 to press vertically to the stacked carrier plate 311. Preferably, the pressing plate 3317 has an inclined surface 3171 at an end thereof, and the inclined surface 3171 is formed on an upper surface of the pressing plate 3317 to facilitate the drawing of the pressing plate 3317 by the inclined surface 3171. Preferably, the pressing mechanism 33 further comprises a clamping assembly 33. The clamping end of clamping assembly 33 faces the stack. The number of the clamping assemblies 33 in this embodiment is four, and the four clamping assemblies 33 are respectively disposed on the two first pressing assemblies 331 and the two second pressing assemblies 332. The holding member 33 in this embodiment is provided to hold and fix the fixing member after the assembly fixture 4 is assembled and fixed, i.e., after the screw is screwed. Specifically, the clamping assembly 33 includes a clamping support plate 3331, a first clamping driving member 3332, a second clamping driving member 3333, and a clamping member 3334. The clamping support plate 3331 is in sliding connection with the hold down slide plate 3312 by the mating of the slide rails and the slide blocks. The first clamping driving member 3332 is disposed on the pressing sliding plate 3312, and the output end thereof is connected to the clamping support plate 3331, and the first clamping driving member 3332 drives the clamping support plate 3331 to move linearly along a direction parallel to the stacking carrier 311. The clamping support plate 3331 in this embodiment is a "U" shaped structure in longitudinal section, and has a bottom plate 33311 and two end plates 33312, wherein the two end plates 33312 are respectively located on two opposite side walls of the pressing slide plate 3312. The bottom plate 33311 is positioned above and spaced from the hold-down slide plate 3312. The end plates 33312 of the holding support plate 3331 are slidably connected to opposite side walls of the hold down slide plate 3312. The second clamping driving member 3333 is disposed on the side of the bottom plate 33311 facing the pressing sliding plate 3312, and the output end thereof is connected to the clamping member 3334. the second clamping driving member 3333 drives the clamping member 3334 to perform a clamping operation. Specifically, the clamping member 3334 includes a first clamping plate 33341 and a second clamping plate 33342, one end of the first clamping plate 33341 and one end of the second clamping plate 33342 are slidably connected to the bottom plate 33311 through the sliding rail and the slider respectively, and the first clamping plate 33341 and the second clamping plate 33342 extend toward the top of the stacking carrier 311. The second clamping driving member 3333 drives the first clamping plate 33341 and the second clamping plate 33342 to approach each other for clamping. The second clamp drive 3333 in this embodiment may employ a bi-directional air cylinder. The first clamping driving member 3332 and the second clamping driving member 3316 are driven to cooperate with each other, such that the first clamping plate 33341 and the second clamping plate 33342 are close to the stack, and then the second clamping driving member 3333 drives the first clamping plate 33341 and the second clamping plate 33342 to clamp the screws of the stack. Preferably, the end of the first clamping plate 33341 close to the stacked bearing plate 311 is a U-shaped structure, two first clamping notches 333411 are provided at the end of the U-shaped structure of the first clamping plate 33341, the two first clamping notches 333411 are located at the same side of the U-shaped structure of the first clamping plate 33341, similarly, the end of the second clamping plate 33342 close to the stacked bearing plate 311 is a U-shaped structure adapted to the first clamping plate 33341, and the end of the U-shaped structure of the second clamping plate 33342 is provided with two second clamping notches 333421. The second clamping notch 333421 fits into the first clamping notch 333411, which together form a circular hole. The two second clamping notches 333421 are arranged on the same side of the U-shaped structure of the second clamping plate 33342 and are respectively opposite to the two first clamping notches 333411. In this way, when the second clamping driving member 3333 drives the first clamping plate 33341 and the second clamping plate 33342 to move toward and away from each other, the two first clamping notches 333411 and the two second clamping notches 333421 cooperate to clamp and release the two screws. Preferably, the bottom plate 33311 is provided with a screw fixing post 3335. The screw fixing column 3335 is parallel to the stacking support plate 311, an arc structure matched with the screw is arranged at the tail end of the screw fixing column 3335, a suction cup capable of adsorbing the screw is arranged in the screw fixing column 3335, and the screw fixing column 3335 can move linearly along with the bottom plate 33311 to adsorb and fix the screw. Preferably, the first pressing plate 3311 is provided with a buffer 3336, the lower end of the end plate 33312 is provided with a buffer plate 333121, the buffer plate 333121 is opposite to the buffer 3336, and when the clamping support plate 3331 moves, the buffer plate 333121 cooperates with the buffer 3336 to buffer the clamping support plate 3331.

Referring again to fig. 11 and 12, further, the stack transfer mechanism 34 includes a stack transfer drive assembly 341 and a slide transfer assembly 342. The stack carrier 31 is slidably connected to the slide transfer assembly 342. The output end of the stack transferring driving assembly 341 is connected to the stack platform 31, and the stack transferring driving assembly 341 drives the stack platform 31 to move linearly. Specifically, the sliding table transferring assembly 342 includes a transferring frame 3421, a transferring slide member 3422 and a transferring track member 3423. The transfer rail part 3422 is disposed at the upper end of the transfer frame 3421, the transfer frame 3421 is a frame, the transfer rail part 3422 has two slide rails, the two slide rails are disposed at the upper end of the transfer frame 3421 side by side, and a space is provided between the two slide rails. The lower surface of the stacking carrier plate 311 of the stacking carrier 31 is slidably connected to the two slide rails of the transfer chute 3422. The transfer rail member 3423 has two rails which are toothed racks and are respectively disposed at the upper end of the transfer rack 3421 and are respectively located at the outer sides of the two slide rails of the transfer rail member 3422. Stacked set transfer drive assembly 341 includes a transfer drive 3411, an output wheel (not shown), a drive wheel 3413, a drive rod 3414, and two driven wheels 3415. The driving rod 3414 is rotatably connected to a sidewall of the stacking loading plate 311 through two bearing seats, the two driven wheels 3415 are respectively sleeved at two ends of the driving rod 3414, and the driving wheel 3413 is sleeved on the driving rod 3414 and located between the two driven wheels 3415. The transfer driving member 3411 is disposed on the stacking plate 311, and an output end thereof is connected to an output wheel, the output wheel is engaged with the driving wheel 3413, and the two driven wheels 3415 are engaged with the two tracks of the transfer track member 3423. The transfer driving component 3411 drives the output wheel to rotate, so as to drive the driving wheel 3413 and the driving rod 3414 to rotate, and further drive the driven wheel 3415 to roll on the two tracks of the transfer track component 3423, and drive the stacking support plate 311 to slide on the two slide rails of the transfer slide rack 422. In this embodiment, the transfer driving member 3411 may be a motor, and the output wheel, the driving wheel 3413 and the two driven wheels 3415 may be gears. Preferably, the stacking group transferring mechanism 34 further includes an in-position detecting member 343, the in-position detecting member 343 is disposed on the transferring rack 3421, a detecting end of the in-position detecting member 343 faces the stacking carrier 311, and the in-position detecting member 343 is configured to detect whether the stacking carrier 311 is transferred in place.

With continued reference to fig. 16, still further, the securing mechanism 35 includes two securing members 351 disposed opposite each other, with the secured end of each securing member 351 facing the stacked group. The fixing assembly 351 includes a fixing driving member 3511 and a fixing member 3512. The driving end of the fixed driving member 3511 is connected to the fixed member 3512, and drives the fixed member 3512 to move linearly. Two fasteners 3512 cooperate to clamp the stacked sets together. Specifically, the fixed assembly 351 further includes a fixed carriage 3513 and a fixed carriage 3514. The fixed sliding frame 3514 is slidably connected to the upper end of the fixed bearing frame 3513 through the matching of sliding rails and sliding blocks. The fixed driving member 3511 is disposed on the fixed carriage 3513, and the output end thereof is connected to the fixed carriage 3514. The fixing member 3512 is disposed on the fixed sliding frame 3514 along a direction perpendicular to the stacking carrier 311, and faces the stacking group of the stacking carrier 312. The fixed driving member 3511 drives the fixed sliding frame 3514 to slide on the fixed bearing frame 3513, so as to drive the fixed member 3512 to linearly move towards the stacked group carried by the stacked carrying position 312. The linear moving directions of the two fixing members 3512 are aligned, and the two fixing members are close to each other to clamp and fix the stacked group. Preferably, the number of the fixing members 351 of the fixing mechanism 35 is four, and four fixing members 351 form two sets of fixing members 351 arranged oppositely, so that the stacked sets can be clamped and fixed from four directions. The fixed driving member 3511 in this embodiment may be a cylinder.

Continuing with fig. 17, further, the wire management mechanism 36 includes a wire management component 361 and a wire fixing component 362. The wire arranging assembly 361 arranges the wires of the stacked group, and the wire fixing assembly 362 fixes the arranged wires. It can be understood that the first stacked plate, i.e. the bipolar plate, has a routing line, and the wires need to be structured and fixed when stacking, so as to avoid affecting the stacking of the stacked groups. The wire-arranging component 361 is disposed on the surface of the stacking loading plate 311 and located on a side of the pressing loading member 3222 away from the stacking loading position 312. The wire arranging assembly 361 comprises a wire arranging support 3611 and a wire arranging member 3612, the wire arranging support 3611 is vertically disposed on the stacking bearing plate 311, the wire arranging member 3612 is disposed at the upper end of the wire arranging support 3611, the wire arranging member 3612 has a "U" shape structure, when the component is transferred to the stacking bearing position 312 for stacking, the component passes through the "U" shape structure of the wire arranging member 3612, and the wire of the component is regulated by the "U" shape structure. Preferably, the wire arranging support 3611 is a retractable support. The wire fixing component 362 is located between the wire arranging component 361 and the stack loading bit 312. The wire fixing assembly 362 includes a fixing bearing plate 3621, a fixing plate 3622, a fixing driving member 3623 and a fixing stopper plate 3624. The fixing carrier plate 3621 is vertically disposed on the stacking carrier plate 311. The fixed driving member 3623 is disposed on the fixed bearing plate 3621, an output end of the fixed driving member is connected to one end of the fixed plate 3622, a fixed notch 36221 is disposed at the other end of the fixed plate 3622, the fixed notch 36221 faces the fixed bearing plate 3621, the fixed notch 36221 in this embodiment is an arc notch, and preferably, a semicircular notch may be employed. The fixed driving element 3623 drives the fixed plate 3622 to rotate, so that the fixing notch 36221 can be buckled with the fixed bearing plate 3621, and the fixed driving element 3623 in this embodiment can be a rotary cylinder. The fixed stopper plate 3624 is located on a side of the fixed plate 3622 close to the wire arranging support 3611, and preferably, the fixed stopper plate 3624 is adjacent to the fixed plate 3622. One end of the fixed position-limiting plate 3624 is disposed on the fixed bearing plate 3621, and the other end of the fixed position-limiting plate 3624 extends toward the end of the fixed plate 3622 having the fixing notch 36221, in this embodiment, the fixed position-limiting plate 3624 is an arc-shaped plate. Initially, the fixed driving element 3623 drives the fixed plate 3622 to be away from the fixed bearing plate 3621, and after the wire passes through the wire arranging element 3612 of the "U" shaped structure, the wire passes through the fixed limiting plate 3624 and then passes through the upper portion of the fixed plate 3622, and at this time, the fixed limiting plate 3624 supports and limits the linearity. Then, the fixing driving member 3623 drives the fixing plate 3622 to approach the fixing bearing plate 3621, and the fixing notch 36221 is buckled on the fixing bearing plate 3621 to fix the linearity.

With continued reference to fig. 18, the assembly fixture 4 further includes a fixture loading mechanism 41, a fixture loading mechanism 42, a pre-assembling mechanism 43, and a press-fitting mechanism 44. The pre-assembling mechanism 43 and the press-fitting mechanism 44 are respectively disposed on the fixedly-mounted bearing mechanism 41, and the assembling end of the pre-assembling mechanism 43 and the press-fitting end of the press-fitting mechanism 44 respectively face the bearing position of the fixedly-mounted bearing mechanism 41. The stacking group is loaded on a loading position of the fixed loading mechanism 41, the pre-assembling mechanism 43 receives the fixed part loaded by the fixed loading mechanism 42 and assembles the fixed part onto the stacking group, and the press-mounting mechanism 44 presses and fixes the stacking group assembled with the fixed part. Preferably, the assembly fixture 4 further includes a fixture transfer mechanism 45. The transfer end of the fixing and transferring mechanism 45 is connected with the fixing and bearing mechanism 41, and the fixing and transferring mechanism 45 drives the fixing and bearing mechanism 41 to reciprocate between at least two stacking devices 3, respectively and alternately receives the stacked groups stacked by the stacking devices 3 and fixes the stacked groups.

Referring to fig. 18 to 19, further, the fixed carrier mechanism 41 includes a fixed base 411 and two fixed carriers 412. The two fastening loading frames 412 are respectively arranged on the fastening bottom plate 411. The mounting base plate 411 is connected to the output of the transfer mechanism 45, and the pre-assembly mechanism 43 is disposed on the mounting base plate 411 and between the two mounting brackets 412. The press-fit mechanism 44 is slidably connected to two fixed carriers 412. Specifically, the fixed base plate 411 is rectangular plate-shaped, the fixed bearing frames 412 are frames with rectangular longitudinal sections, the two fixed bearing frames 412 are respectively vertically arranged on the upper surface of the fixed base plate 411 and respectively located at two ends of the fixed base plate 411, and the two fixed bearing frames 412 are opposite to each other, so that the whole fixed bearing mechanism 41 is in a "U" shape structure. Each of the fixed bearing frames 412 has an upper plate 4121 and a lower plate 4122, and the upper plates 4121 of the two fixed bearing frames 412 are respectively laid with two guiding slide rails 4123, the two guiding slide rails 4123 are parallel to each other and face each other, preferably, the two guiding slide rails 4123 are respectively close to the opposite side edges of the fixed bearing frame 412. The guide rail 4123 is abutted to the transfer rail 3422, and can receive the stacking platform 31 carrying the stacked group from the stacking apparatus 3, and move the stacking platform 31 to the top of the two fixed loading frames 412, so that the stacked group is located right above the fixed bottom plate 411, and the stacked group is located between the pre-assembling mechanism 43 and the press-mounting mechanism 44.

Referring back to fig. 18 to 19, further, the transfer mechanism 45 includes a transfer drive assembly 451 and a transfer slide assembly 452. The fixed bearing mechanism 41 is slidably connected to the transfer sliding assembly 452, the output end of the transfer driving assembly 451 is connected to the fixed bearing mechanism 41, and the fixed bearing mechanism 41 is driven to slide on the transfer sliding assembly 452 for transfer, so that the fixed bearing mechanism 41 performs position transfer. Specifically, the transfer slide assembly 452 includes a transfer slide rail support plate 4521 and two transfer slide rails 4522, the two transfer slide rails 4522 are laid on the transfer slide rail support plate 4521 side by side, and a space is provided between the two transfer slide rails 4522. The lower surface of the fixed bottom plate 411 is slidably connected to two transfer slide rails 4522. The transfer drive assembly 451 includes a transfer drive 4511 and a transfer drive screw (not shown). The output end of the transfer driving part 4511 is connected with a transfer transmission screw rod, the transfer transmission screw rod is connected with the fixed bottom plate 411, the transfer driving part 4511 drives the transfer transmission screw rod, and the transfer transmission screw rod drives the fixed bottom plate 411 to slide on a transfer slide rail 4522. Specifically, the transfer transmission screw rod is arranged on a transfer slide rail support plate 4521 and is located between two transfer slide rails 4522. The transfer driving screw rod is parallel to the transfer sliding rail 4522, the transfer driving screw rod in the embodiment is a screw rod pair, the screw rod is arranged on a transfer sliding rail supporting plate 4521 through a bearing seat, a screw nut of the screw rod is connected with the lower surface of the fixedly-installed bottom plate 411, the output end of the transfer driving part 4511 is connected with the screw rod of the transfer driving screw rod through a shaft connector, and the transfer driving part 4511 in the embodiment can adopt a motor. The transfer driving member 4511 drives the screw rod of the transfer transmission screw rod to rotate, drives the nut of the transfer transmission screw rod to linearly move, and further drives the fixedly-mounted bottom plate 411 to linearly move, so that the fixedly-mounted bearing mechanism 41, the pre-mounting mechanism 43 and the press-mounting mechanism 44 synchronously perform position movement.

Referring back to fig. 18, further, the fixed loading mechanism 42 includes a fixed component loading assembly 421 and a loading transfer assembly 422. The fixing member loading assembly 421 is for loading the fixing members, and the loading transfer assembly 422 transfers the fixing members to the preassembly mechanism 43. Preferably, the fastening and loading mechanism 42 further includes a locking member loading assembly 423. A locking member loading assembly 423 is used for loading of the locking members, and a loading transfer assembly 422 transfers the locking members to the press-fitting mechanism 44. Specifically, the feeding transfer assembly 422 is disposed on one side of the transfer slide rail support plate 4521, and the fixing component feeding assembly 421 and the locking component feeding assembly 423 are disposed on the side of the feeding transfer assembly 422, respectively, so that the fixing component feeding assembly 421 and the locking component feeding assembly 423 are located in a transfer range of the feeding transfer assembly 422. Preferably, the fixed loading mechanism 42 further includes a visual inspection assembly 424, and the visual inspection assembly 424 is disposed on the transfer path of the loading transfer assembly 422. Fixed part material loading subassembly 421 can adopt the slope stand to carry out the material loading, when bearing the fixed part, makes fixed part have a threaded one end to facing material transfer assembly 422. During loading, after the loading transfer assembly 422 is clamped to the threaded end of the fixing part, the fixing part passes through the visual detection assembly 424, so that the hexagonal end of the fixing part is opposite to the detection end of the visual detection assembly 424, the visual detection assembly 424 identifies the hexagonal position of the fixing part, and the loading transfer assembly 422 can accurately load the fixing part to the pre-installation mechanism 43. Visual inspection assembly 424 may employ a CCD camera in cooperation with a ring light source. The locking member loading assembly 423 may be loaded using a cartridge. The locking member in this embodiment includes a spring washer, a flat washer, and a nut.

With continued reference to fig. 18, 20, and 21, the loading transfer assembly 422 further includes a transfer drive unit 4221 and a transfer unit 4222. The driving end of the driving unit 221 is connected to the transfer unit 4222, and the transfer driving unit 4221 drives the transfer unit 4222 to reciprocate between the fixing member feeding unit 421 and the pre-assembly mechanism 43, or drives the transfer unit 4222 to reciprocate between the locking member feeding unit 423 and the press-fitting mechanism 44, thereby completing the transfer of the fixing member and the locking member. Specifically, the transfer drive unit 4221 may be a four-axis or six-axis robot, and the transfer unit 4222 is provided at the end of the transfer drive unit 4221. The transfer unit 4222 includes a transfer gripper 42221, a transfer positioning member 42222, and a transfer carriage 42223. The transfer carriage 42223 is provided at the end of the transfer drive unit 4221, and the transfer gripper 42221 and the transfer positioner 42222 are provided side by side on the transfer carriage 42223. The transfer gripper 42221 is used for gripping the fixing member and the locking member, and the transfer positioning member 42222 is used for positioning before the transfer gripper 42221 grips. The transfer gripping member 42221 includes a gripping driving member 422211 and two gripping jaws 422212, the two gripping jaws 422212 are connected to the output end of the gripping driving member 422211, and the gripping driving member 422211 drives the two gripping jaws 422212 to approach each other to grip the fixing member and the locking member. The grasping drive 422211 in this embodiment is a bi-directional air cylinder. Preferably, the end of the gripping jaw 422212 has a step structure 4222121, and the opposite side of the upper end of the step structure 4222121 of the two gripping jaws 422212 is provided with an arc-shaped surface 4222122, so that the two arc-shaped surfaces 4222122 can cooperate to clamp the locking component. The opposite side of the lower ends of the step structures 4222121 of the two gripping jaws 422212 is provided with circular grooves 4222123, so that the two circular grooves 4222123 can clamp the threaded ends of the fixing part. Preferably, a sensing groove 422213 is formed in a side wall of one of the gripping jaws 422212, the sensing groove 422213 is communicated with the circular groove 4222123, and an in-place sensor, such as an in-place switch, is arranged in the sensing groove so as to detect whether an end portion of one end of the fixing part clamped by the two circular grooves 4222123, which is provided with threads, is in place. The transfer positioning element 42222 is positioned by a CCD vision positioning system by matching a CCD camera with a plane light source.

With continued reference to FIG. 22, still further, the pre-assembly mechanism 43 includes a pre-assembly drive assembly 431 and a pre-assembly 432. The output of the pre-assembled drive assembly 431 is connected to a pre-assembly 432. The pre-assembly 432 receives the securing member, the pre-assembly driver 431 drives the pre-assembly 432 to move, and the pre-assembly 432 drives the securing member to be assembled to the stack carried by the fixed carrier 41. Specifically, the pre-assembly mechanism 43 further includes a pre-assembly support bracket 434. The pre-assembly support bracket 434 includes a pre-assembly bottom plate 4341, a pre-assembly top plate 4342 and four pre-assembly support posts 4343, wherein the pre-assembly bottom plate 4341 is laid on the fixed bottom plate 411 and is located between the two fixed bearing frames 4121. Preassemble top plate 4342 is located above preassemble bottom plate 4341, preassemble top plate 4342 is parallel to preassemble bottom plate 4341 and faces to preassemble top plate 4341, in this embodiment, preassemble bottom plate 4341 and preassemble top plate 4342 are rectangular plates, four corners of preassemble bottom plate 4341 and preassemble top plate 4342 are respectively connected and fixed by four preassemble pillars 4343, and preassemble pillars 4343 are perpendicular to preassemble bottom plate 4341 and preassemble top plate 4342, so that whole preassemble support frame 434 forms. The middle portion of the preassembly top plate 4342 is provided with a preassembly port 43421, the preassembly port 43421 in this embodiment is a rectangular through port, and the preassembly port 43421 is convenient for the fixing member to move through during loading and preassembly. The pre-assembly drive unit 431 comprises a pre-assembly drive element 4311 and a pre-assembly transmission element 4312, the output end of the pre-assembly drive element 4311 being connected to the pre-assembly transmission element 4312, and the pre-assembly transmission element 4312 being connected to the pre-assembly unit 432. Pre-assembly 432 includes pre-assembly 4321 and pre-assembly slide 4322, pre-assembly slide 4322 is attached to pre-assembly bottom plate 4341 and pre-assembly top plate 4342 at opposite ends, pre-assembly slide 4322 is adjacent pre-assembly port 43421, and pre-assembly 4321 is slidably attached to pre-assembly slide 4322 and to pre-assembly driver 4312. The pre-assembly 4321 pre-loads the fixed part. The pre-actuator 4311 drives the pre-actuator 4312, and the pre-actuator 4312 moves the pre-assembly 432 toward or away from the pre-loading port 43421. The pre-installed driving member 4311 is a driving motor, and is fixed to the pre-installed base plate 4341 by a bracket. The pre-load transmission member 4312 includes a pre-load driving wheel 43121, a pre-load timing belt 43122, a plurality of transition wheels 43123, two driven wheels 43124, and two pre-load transmission screws 43125. The output end of the preassembly driving member 4311 is connected to a preassembly driving wheel 43121, the preassembly driving wheel 43121 is connected to a plurality of transition wheels 43123 and two driven wheels 43124 through a preassembly timing belt 43122, the preassembly driving screw 43125 is located at opposite angles of the preassembly bottom plate 4341, the preassembly driving screw 43125 is perpendicular to the preassembly bottom plate 4341, two ends of the preassembly driving screw 43125 are rotatably connected to the preassembly bottom plate 4341 and the preassembly top plate 4342, the two driven wheels 43124 are respectively sleeved on the two preassembly driving screw 43125, and the plurality of transition wheels 43123 are respectively located between the preassembly driving wheel 43121 and the two driven wheels 43124 and are respectively connected to the preassembly timing belt 43122, so as. Thus, the pre-assembly driving member 4311 is driven to rotate synchronously by the pre-assembly driving wheel 43121, the pre-assembly synchronous belt 43122, the plurality of transition wheels 43123 and the two driven wheels 43124, the pre-assembly driving lead screw 43125 is sleeved with the pre-assembly nut 43126, the rotation of the pre-assembly driving lead screw 43125 is changed into the linear movement of the pre-assembly nut 43126, and the pre-assembly nut 43126 is connected with the pre-assembly block 432, so that the pre-assembly block 432 is driven to perform the reciprocating linear movement between the pre-assembly bottom plate 4341 and the pre-assembly top plate 4342. Preassembly slide 4322 comprises four preassembly slide bars 43221 and preassembly slide plates 43222, wherein the two ends of each preassembly slide bar 43221 are connected to preassembly bottom plate 4341 and preassembly top plate 4342, respectively, the four preassembly slide bars 43221 are located inside four preassembly supports 4343, respectively, and preassembly slide bars 43221 are parallel to preassembly supports 4343. Four corners of the pre-assembly sliding plate 43222 are slidably connected to the four pre-assembly sliding rods 43221, and the pre-assembly sliding plate 43222 is connected to the pre-assembly screw 43126. The pre-assembly 4321 is arranged on the pre-assembly sliding plate 43222, the pre-assembly 4321 is a frame body, on which a screw rod bearing position 43211 for bearing a fixed part is arranged, the number and positions of the screw bearing positions 43211 are matched with those of the screw holes to be assembled in the stacking group, when the pre-installed screw nut 43126 moves linearly, the pre-assembly slide 43222 is driven to slide on the pre-assembly slide bar 43221, and the pre-assembly slide bar 43222 is driven to perform a reciprocating linear motion between the pre-assembly bottom plate 4341 and the pre-assembly top plate 4342, so that the screw receiving position 43211 can move closer to or away from the pre-assembly opening 43421, when the screw receiving position 43211 is close to the pre-loading port 43421, the loading and transferring assembly 422 sequentially transfers the fixing members to the screw receiving position 43211, then the screw rod carrying position 43211 is far away from the pre-loading port 43421, and when the stacking set is in place, the screw receiving portion 43211 is then adjacent to the pre-loading opening 43421, so that the fixing member is correspondingly assembled to the stack after passing through the pre-loading opening 43421. The screw bearing position 43211 in this embodiment may be a slot or a rack with a hexagonal structure, so as to bear the end of the screw with the hexagonal nut, and when the screw is disposed on the screw bearing position 43211, it is perpendicular to the pre-installed bottom plate 4341.

With continued reference to fig. 22 and 23, still further, the preassembly mechanism 43 includes a guide assembly 433. The guide member 433 guides the fixing member, which moves the pre-assembly 432. Preferably, the number of the guide members 433 is four, and four guide members 433 are respectively provided on the lower surface of the pre-installed top plate 4342 adjacent to four sides of the pre-installed slot 43421 to guide the moving mechanical energy of the plurality of fixing parts. Specifically, the guide assembly 433 includes a guide support plate 4331, a first guide driving member 4332, a guide sliding plate 4333, a second guide driving member 4334, a third guide driving member 4335, and a guide 4336. Guide support plate 4331 has an "L" shaped longitudinal section, and has one end slidably connected to the lower surface of pre-installed top plate 4342 and the other end extending toward pre-installed bottom plate 4341 and adjacent to pre-installation opening 43421. The first guiding driving member 4332 is disposed on the pre-installed top plate 4342, and an output end of the first guiding driving member 4332 is connected to the guiding support plate 4331, the first guiding driving member 4332 drives the guiding support plate 4331 to move along a direction parallel to the pre-installed top plate 4342, and the first guiding driving member 4332 in this embodiment is a cylinder. The guide sliding plate 4333 is slidably coupled to an end of the guide support plate 4331 extending toward the pre-mount base plate 4341, and the guide sliding plate 4333 is adjacent to the pre-mount port 43421. The second guide driving member 4334 is disposed on the guide support plate 4331, and the output end of the second guide driving member 4334 is connected to the guide sliding plate 4333, the second guide driving member 4334 drives the guide sliding plate 4333 to move linearly along a direction perpendicular to the pre-installed top plate 4342, and the second guide driving member 4334 in this embodiment can be an air cylinder. The third guide driving member 4335 is disposed on the side wall of the guide sliding plate 4333 adjacent to the pre-loading port 43421, and has an output end connected to the guide member 4336. The guide member 4336 includes two guide blocks 43361, the two guide blocks 43361 are slidably connected to the guide sliding plate 4333, respectively, a semicircular groove is formed on a side of the two guide blocks 43361 opposite to each other, the semicircular grooves of the two guide blocks 43361 form a circular channel, the circular channel is adapted to the fixed part, the third guide driving member 4335 drives the two guide blocks 43361 to move toward and away from each other, and the third guide driving member 4335 in this embodiment may be a bidirectional cylinder. In this way, the first guide driving element 4332 and the second guide driving element 4334 cooperate to drive the guide element 4336 to approach or separate from the pre-installation opening 43421, and the third guide driving element 4335 controls the opening and closing of the guide element 4336. In a specific application, the number of the third guiding driving elements 4335 and the number of the guiding elements 4336 are adapted to the number of the screw receiving positions 43221 so as to guide the plurality of fastening elements pre-assembled through the same side of the pre-assembly opening 43421. When the loading and transferring assembly 422 transfers the fixing element through the pre-loading port 43421, the third guiding driving element 4335 drives the guiding element 4336 to open and keep open, the first guiding driving element 4332 drives the guiding element 4336 to approach the pre-loading port 43421, so that the opened guiding element 4336 is opposite to the pre-loading port 43421, and the second guiding driving element 4334 is kept not driven, so that the fixing element moved by the loading and transferring assembly 422 passes through the pre-loading port 43421 and then directly passes through the opened guiding element 4336 to be loaded to the screw loading position 43211, so that the subsequent guiding element 4336 can be clamped and guided quickly. Meanwhile, the pre-installation driving element 4311 may drive the screw bearing position 43211 to lift a distance, or lift to a position close to the pre-installation opening 43421, to receive the fixing component loaded by the loading and transferring assembly 422, and the specific lifting height of the screw bearing position 43211 may be determined according to the length of the fixing component, so as to receive and bear the fixing components with different lengths. Then, the pre-installation driving member 4311 drives the screw bearing position 43211 to descend again and move away from the pre-installation opening 43421, at this time, the third guiding driving member 4335 can drive the guiding member 4336 to clamp, a circular channel is formed by the semicircular grooves of the two guiding blocks 43361 to guide the fixing member, and of course, the guiding member 4336 can also be clamped and guided after the screw bearing position 43211 descends to the proper position. Then, after the slide plate carrying the stack is in place, the second guiding driving element 4334 drives the clamped guiding element 4336 to be lifted and abut against the lower surface of the slide plate carrying the stack, so that the circular channel of the guiding element 4336 is opposite to the through hole of the slide plate carrying the stack, and thus, the lifting assembly of the fixing part can be accurately guided. Then, the pre-assembly driving member 4311 drives the screw rod carrying position 43211 to lift again, so as to drive the fixing member to lift along the guiding direction of the guiding member 4336 and approach the pre-assembly opening 43421, such that the end of the fixing member with threads passes through the pre-assembly opening 43421, then passes through the through hole of the sliding plate carrying the stacked assembly accurately, and then passes through the through hole of the lower end plate of the stacked assembly. Then, the screw bearing position 43211 is lifted continuously until the fixing part passes through the upper end plate of the stacked group, and at the same time, the third guide driving part 4335 drives the guide part 4336 to open, and the first guide driving part 4332 and the second guide driving part 4334 cooperate with the drive guide part 4336 to move away from the pre-loading port 43421, so as to avoid the continuous movement of the screw bearing position 43211.

With continued reference to fig. 19 and 24, further, press-fitting mechanism 44 includes a press-fitting drive assembly 441 and a press-fitting assembly 442. The output end of press-fitting driving assembly 441 is connected to press-fitting assembly 442. The press-fitting driving assembly 441 drives the press-fitting assembly 442 to move, and the press-fitting assembly 442 presses the stacked group after the fixing members are assembled. Preferably, the press-fit mechanism 44 further includes a locking assembly 43. The locking assembly 43 receives the locking components transferred by the loading transfer assembly 422 and locks the fixing components assembled on the stacked groups. Specifically, the press-fitting driving assembly 441 includes a press-fitting driving member 4411, a press-fitting transmission member 4412, and a press-fitting guide 4413. The press-fitting driving member 4411 is disposed in the fixed carrier 412, and specifically, the press-fitting driving member 4411 is disposed on the lower plate 4122 via a bracket, and the output end thereof is connected to the press-fitting driving member 4412. The press-fitting transmission piece 4412 is composed of a driving wheel, a synchronous belt, a driven wheel, a press-fitting screw 44121 and a press-fitting screw plate 44122. Two ends of the press-fitting screw 44121 are rotatably connected to the upper plate 4121 and the lower plate 4122 of the fixed bearing frame 412 through bearing seats respectively, and the press-fitting screw 44121 is perpendicular to the pre-mounting base plate 4341. The press-fitting screw plate 44122 is sleeved on the press-fitting screw 44121, and the driven wheel is sleeved on the end part of the press-fitting screw 44121. The output end of the press-fitting driving piece 4411 is connected with the driving wheel, and the driving wheel is connected with the driven wheel through the synchronous belt, so that the press-fitting driving piece 4411 drives the driving wheel to sequentially drive the synchronous belt, the driven wheel and the press-fitting screw 44121 to rotate, and further drive the press-fitting screw plate 44122 to linearly move along the press-fitting screw 44121. The press-fitting guide 4413 includes two press-fitting guide rods 44131, and the two press-fitting guide rods 44131 are vertically inserted through the upper plate 4121, respectively, and are slidably coupled to the upper plate 4121 through linear bearings. The two press-fitting guide rods 44131 are respectively connected with the press-fitting screw plate 44122, and the press-fitting screw plate 44122 moves linearly to drive the two press-fitting guide rods 44131 to move linearly. The press-fitting driving assemblies 441 are provided in two sets, and the two sets of press-fitting driving assemblies 441 are respectively arranged in the two fixed bearing frames 412, so that a supporting and guiding structure composed of four press-fitting guide rods 44131 can be formed, the press-fitting assemblies 442 are arranged at the upper ends of the four press-fitting guide rods 44131, and when the four press-fitting guide rods 44131 linearly move, the press-fitting assemblies 442 can be driven to approach or separate from the pre-fitting openings 43421. The press-fitting assembly 442 includes a press-fitting station 4421 and a press-fitting inductor 4422. Four corners of the press-fitting table 4421 are connected to the upper ends of the four press-fitting guide rods 44131, respectively, and the press-fitting table 4421 is parallel to the pre-mounting base plate 4341. The press-fitting sensing member 4422 is provided on the lower surface of the press-fitting table 4421. The middle part of the press fitting table 4421 is provided with screw positions 44211, and the number and the positions of the screw positions 44211 are consistent with those of the fixing parts assembled on the stacking group. The screw position 44211 in this embodiment is a through hole. Preferably, the middle portion of the pressing table 4421 is further provided with a locking groove 44212, and the screw position 44211 is provided on the bottom wall of the locking groove 44212, so that the groove structure can conveniently reserve a space for the locking operation of the locking assembly 43. The press-fitting table 4421 is moved down and pressed against the stacked group, and the threaded end of the fixing member fitted to the stacked group is passed out from the screw position 44211, at which time the pressure-sensitive member 422 senses the pressure of the press-fitting table 4421 against the stacked group, and when the pressure reaches a predetermined press-fitting value, the press-fitting table 4421 stops pressing down and keeps the pressure constant. Then, the feeding and transferring assembly 422 sequentially transfers the flat gasket, the spring gasket and the nut, which are fed by the locking member feeding assembly 423, to the threaded end of the fixing member, and then the locking assembly 43 locks the nut, so that the fixing member is fixed to the stacking group. The locking assemblies 43 in this embodiment include two sets, and two locking assemblies 43 are respectively and oppositely arranged on the upper surface of the press-fitting table 4421. Each locking assembly 43 comprises a locking driving member 431 and a locking member 432, the locking driving member 431 is arranged on the upper surface of the press-fitting table 4421, the output end of the locking driving member 431 is connected with the locking member 432, and the locking driving member 431 drives the locking member 432 to respectively perform linear movement in three-degree-of-freedom directions of XYZ axes, so that the locking member 432 can be used for locking a nut at the threaded end of a fixed part. The locking driving member 431 in this embodiment may be an XYZ three-dimensional linear module, and the locking member 432 may be an electric screwdriver. Of course, the X-axis linear module of the locking actuator 431 may be replaced by a belt transmission method, which is not limited herein. The overall actuation process of the assembly fixture in this embodiment is as follows: when one of the stacking devices 3 is completely stacked at the previous station, the transfer mechanism 45 transfers the fixing and carrying mechanism 41 and abuts against the stacking device 3, and then the feeding and transferring assembly 422 feeds the fixing component to the screw carrying position 43211 of the pre-mounting mechanism 43. Then, when the stacked stack is transferred between the pre-assembling mechanism 43 and the press-fitting mechanism 44, the press-fitting driving assembly 441 and the press-fitting assembly 442 press down the stack while maintaining the pressure constant, and then the screw receiving position 43211 is assembled with the fixing member into the stack. Then, the feeding and transferring assembly 422 sequentially feeds the flat gasket, the spring gasket and the nut to the threaded end of the fixing part, and the locking assembly 43 locks the nut.

With continued reference to fig. 25, the transfer device 5 further includes a transfer base 51, a first transfer driving mechanism 52, a second transfer driving mechanism 53, and a chucking mechanism 54. The transfer end of the first transfer drive mechanism 52 is connected to the transfer base 51. The second transfer drive mechanism 53 is supported by the transfer base 51, and a transfer end thereof is connected to the chucking mechanism 54. The first transfer driving mechanism 52 drives the transfer base 51 to move, drives the second transfer driving mechanism 53 and the clamping mechanism 54 to move synchronously, and the clamping mechanism 54 clamps or releases the finished product. Preferably, the transfer device 5 further includes a clamping base 55. The transfer end of the second transfer drive mechanism 53 is connected to the clamping base 55, and the clamping mechanism 54 is supported by the clamping base 55. The transfer base 51 is provided to be engaged with the first transfer driving mechanism 52 and the second transfer driving mechanism 53, respectively, so that stability in transferring and driving the finished product is ensured, and the holding base 55 serves as a support table for the holding mechanism 54, thereby further increasing stability in moving the holding mechanism 54 by driving the second transfer driving mechanism 53. Preferably, the transfer device 5 further includes a frame 56, the driving mechanism 52 is disposed on the frame 56, and the frame 56 is used for providing a bearing support for the first driving mechanism 52, so as to support the entire transfer device 5. The discharge device 7 is arranged next to the stacking device 3, with its start adjacent to the stacking device 3 and its end extending in the direction of the assembly fixture 4 and adjacent to the assembly fixture 4. The frame 56 is horizontally disposed above the sliding table transferring assembly 342 of the stacking device 3 and the blanking device 7, the frame 56 in this embodiment is of a gantry structure, two beams 561 arranged side by side are disposed at the upper end of the frame 56, and a space is provided between the two beams 561. The finished product assembled by the assembly fixture 4 is moved to a position right below the cross beam 561, the first transfer driving mechanism 52 drives the transfer base 51 to move along the direction of the cross beam 561, and then the finished product clamped by the clamping mechanism 54 is driven to move from the sliding table transfer assembly 342 of the stacking device 3 to the blanking device 7. In a specific application, the transfer base 51 is slidably connected to the two beams 561, and the first transfer driving mechanism 52 may drive the transfer base 51 to slide on the beams 561 by using a combination of a motor, a gear and a rack. The second transfer drive mechanism 53 is provided on the transfer base 51, the clamp base 55 is positioned directly below the transfer base 51, and the clamp mechanism 54 is provided on the lower surface of the clamp base 55. The driving end of the second transfer driving mechanism 53 is connected to the clamping base 55, and the second transfer driving mechanism 53 can drive the clamping base 55 to move linearly along a transfer direction perpendicular to the transfer base 51 by matching a motor, a driving wheel, a synchronous belt, a driven wheel, a screw rod and a slide rod, so as to drive the clamping mechanism 54 to move synchronously. The clamping mechanism 54 may employ a cylinder in cooperation with the jaws.

With continuing reference to fig. 1, 26, and 27, further, the air-tightness detecting device 6 includes an air-tightness detecting mechanism 61 and an air-tightness detecting transfer mechanism 62. The transfer device 5 and the airtightness detection mechanism 61 are sequentially provided in the conveyance path of the airtightness detection conveyance mechanism 62. The air-tightness detection conveying mechanism 62 receives and conveys the finished products transferred by the transfer device 5, and the air-tightness detection mechanism 61 performs air-tightness detection on the passed finished products. Preferably, the air tightness detecting device 6 further comprises a detecting jig feeding mechanism 63. The detection jig feeding mechanism 63 is provided at the start end of the airtightness detection conveying mechanism 62. The air tightness detecting and conveying mechanism 62 receives the detecting jig 100 loaded by the detecting jig loading mechanism 63, the transferring device 5 transfers the finished product to the detecting jig 100, and the air tightness detecting and conveying mechanism 62 conveys the detecting jig 100 carrying the finished product to pass through the air tightness detecting mechanism 61. Specifically, the airtight detection transfer mechanism 62 includes an airtight transfer rack 621 and two airtight transfer belt assemblies 622. The upper end of the airtight transfer stand 621 has two lateral supports 6211 arranged side by side with a space between the two lateral supports 6211. Two airtight transfer belt assemblies 622 are respectively provided on the two lateral supports 6211 along the length direction of the airtight transfer frame 621 such that the two airtight transfer belt assemblies 622 have a space therebetween. The two airtight conveyor belt assemblies 622 cooperate to convey the detection fixture 100 carried thereon, and the airtight conveyor belt assemblies 622 may employ conveyor belts or conveyor rollers cooperating with motors. Along the conveying direction of the airtight conveying belt assembly 622, the airtight conveying frame 621 is sequentially provided with a plurality of in-place sensors to sense the conveying positions of the detection jigs 100, wherein the in-place positions detected by the two in-place sensors are sequentially an airtight detection position 623 and a marking position 624. The blanking device 7 in this embodiment is a conveyor belt or a conveyor roller device, and is connected to the airtight detection conveying mechanism 62, and preferably, the blanking device 7 is shared by the airtight detection conveying mechanism 62. Detection tool feed mechanism 63 includes detection tool material loading support 631 and detection tool material loading subassembly 632. The testing jig feeding assembly 632 is disposed at the upper end of the testing jig feeding support 631, and the end thereof is adjacent to the beginning of the airtight belt assembly 622. The feeding assembly 632 of the inspection tool in this embodiment can adopt an L-shaped conveying mechanism, such as a conveyor belt or a linear conveying module. The inspection jig 100 is transferred to the airtight belt assembly 622, and the airtight belt assembly 622 transfers the inspection jig 100 to pass through the beam 561, the airtight inspection position 623, and the marking position 624 in sequence. When the detection jig 100 passes below the cross beam 561, the finished product transferred by the transfer device 5 is received. The air tightness detecting mechanism 61 is disposed at the air tightness detecting position 623, and performs air tightness detection on the finished product carried by the passing detecting jig 100. The marking device 8 is disposed at the marking position 624, and marks the finished product carried by the passing detection fixture 100. The marking device 8 in this embodiment may employ a marking machine to mark the finished product after detection, so as to facilitate subsequent management. Preferably, a blocking assembly 625 is further provided on the conveying path of the airtight belt assembly 622. The subassembly 625 that blocks in this embodiment has threely, the three subassembly 625 that blocks all locates between two airtight conveyer belt subassemblies 622, and respectively with crossbeam 561, the gas tightness detects position 623 and beats the position of marking position 624 relatively, so that block the detection tool 100 that airtight conveyer belt subassembly 622 conveyed, make detection tool 100 stop the accuracy, and correspond the material loading finished product of transfer device 5, it detects to carry out the gas tightness to correspond close detection mechanism 61, it beats mark to correspond to beat mark device 8, the subassembly 625 that blocks in this embodiment is the cooperation of cylinder and baffle.

With continued reference to fig. 26-29, further, the air-tightness detecting mechanism 61 includes an air-tightness detecting frame 611, a jacking assembly 612, a detecting molding assembly 613, and a detecting assembly 614. The air-tightness test rack 611 is provided on the lateral support 6211 and is located outside the two air-tightness conveyor belt assemblies 622. The jacking assembly 612 is disposed between the two airtight belt assemblies 622 and below the airtight inspection frame 611. The detecting mold assembly 613 is disposed at the upper end of the air tightness detecting frame 611 and is opposite to the jacking assembly 612. The inspection assembly 614 is in communication with an inspection molding assembly 613. Preferably, a jacking assembly 612 is also arranged between the two airtight transfer assemblies 622 directly below the cross beam 561. The detection jig 100 conveyed by the two airtight conveying belt assemblies 622 passes through the jacking assembly 612 right below the cross beam 561, then the jacking assembly 612 jacks up the detection jig 100, the transfer device 5 transfers the finished product to the detection jig 100, and then the jacking assembly 612 descends; the two belt conveyor assemblies 622 continue to convey the detection jig 100 carrying the finished product above the jacking assembly 612 of the air tightness detection position 623, and the jacking assembly 612 ejects the detection jig 100 again, so that the finished product is lifted, at this moment, the detection molding assembly 613 cooperates with the detection mold 100 to mold the finished product, and the detection assembly 614 detects the molded finished product. Specifically, the air tightness detecting frame 611 includes an air tightness detecting support frame 6111 and an air tightness detecting support plate 6112. The airtight detection support 6111 is disposed on the lateral support 6211 and spans the two airtight conveyor belt assemblies 622, and the airtight detection support 6111 in this embodiment is a frame. The airtight detection support plate 6112 is disposed at the upper end of the airtight detection support frame 6111 and is parallel to the airtight conveying belt assembly 622. The jacking assembly 612 is located right below the airtight detection support plate 6112, and the jacking assembly 612 includes a jacking bearing frame 6121, a jacking driving assembly 6122, a jacking linkage assembly 6123 and a jacking assembly 6124. Jacking subassembly 6124 sliding connection is in jacking carriage 6121, and jacking interlock subassembly 6123 locates the lower extreme of jacking subassembly 6124, and jacking drive assembly 6122 acts on jacking interlock subassembly 6123, and jacking interlock subassembly 6123 drives jacking subassembly 6124 and lifts. Specifically, the jacking carriage 6121 includes a jacking bottom plate 61211, a jacking upper plate 61212, and four jacking struts 61213. Two ends of each jacking strut 61213 are respectively and vertically connected to the jacking bottom plate 61211 and the jacking upper plate 61212, the four jacking struts 61213 are respectively located at four corners of the jacking bottom plate 61211, the jacking upper plate 61212 is located right above the jacking bottom plate 61211, and the two jacking struts 61213 form an opposite relation. The middle part of the jacking upper plate 61212 is provided with a jacking opening 612121. The jacking assembly 6124 includes a jacking slide 61241, a jacking block 61242, and a jacking stage 61243. The jacking sliding plate 61241 is respectively sleeved on the four jacking pillars 61213 and forms a sliding connection relationship with the four jacking pillars 61213 through four linear bearings. The lift platform 61243 is located above and parallel to the lift upper plate 61212. The number of the jacking blocks 61242 is two, the lower ends of the two jacking blocks 61242 are vertically arranged on the upper surface of the jacking sliding plate 61241, and the upper ends of the two jacking blocks 61242 penetrate through the jacking openings 612121 and then are connected with the jacking table 61243. The surface of jacking platform 61243 is provided with two tool reference column 612431, and two tool reference column 612431 are located the diagonal angle of jacking platform 61243 respectively, and tool reference column 612431 is used for carrying out the lifting location to detection tool 100, and when specifically using, the lower surface of detection tool 100 has the locating hole with tool reference column 612431 looks adaptation. The jacking linkage assembly 6123 includes a jacking linkage frame 61231 and a jacking linkage wheel 61232. The jacking linkage frame 61231 is disposed on the lower surface of the jacking sliding plate 61241, and the jacking linkage wheel 61232 is rotatably connected to the jacking linkage frame 61231. The jacking driving assembly 6122 includes a driving block 61221, a driving link 61222 and a jacking driving member 61223. The driving block 61221 is slidably connected to the jacking bottom plate 61211 through the matching of the sliding rail and the sliding block, and a driving inclined surface 612211 is formed on one side of the driving block 61221 facing the jacking linkage wheel 61232. The output end of the jacking driver 61223 is connected with the driving block 61221 through a driving link 61222. Jacking driving piece 61223 drive block 61221 moves along the direction that is on a parallel with jacking bottom plate 61211 for jacking trace wheel 61232 rolls in drive inclined plane 612211, and then drives jacking slide plate 61241 lifting, thereby drive jacking platform 61243 jack-up detection tool 100, the recess with finished product looks adaptation is seted up on detection tool 100's surface, be used for bearing the finished product, the finished product bears on detection tool 100, along with detection tool 100 together carries out the lifting. The jacking drivers 61223 in this embodiment may be electric or pneumatic cylinders. Preferably, the jacking assembly 612 further comprises two auxiliary jacking assemblies 6125. The two auxiliary jacking assemblies 6125 are respectively arranged on the jacking bottom plate 61211 and are respectively located on two opposite sides of the driving block 61221, and the jacking end of each auxiliary jacking assembly 6125 is respectively connected with the lower surface of the jacking sliding plate 61241. Jacking sliding plate 61241 is synchronously assisted to be jacked through two auxiliary jacking assemblies 6125 to guarantee the stability of jacking of detection jig 100, and can keep stable form after jacking. The auxiliary jacking assembly 6125 in this embodiment may employ the cooperation of an air cylinder and a jacking block. The detection molding assembly 613 and the detection assembly 614 are respectively disposed on the airtight detection support plate 6112. The detecting and molding assembly 613 includes a molding member 6131, a molding link member 6132 and a molding driving member 6133. The molding member 6131 is located between the airtight detection support plate 6112 and the jacking table 61243, and is opposite to the detection jig 100 positioned and carried by the jacking table 61243. The molding driving member 6133 is disposed on the airtight detection support plate 6112, and an output end of the molding driving member 6133 passes through the airtight detection support plate 6112 and then is connected to the molding member 6131, and the molding driving member 6133 drives the molding member 6131 to linearly move along a direction perpendicular to the jacking table 61243, so as to cooperate with the detection jig 100 jacked by the jacking table 61243 to mold a finished product. The molding linkage members 6132 are respectively connected to the molding member 6131 and the airtight detection support plate 6112, and the molding linkage members 6132 are used for guiding the driving of the molding driving member 6133. The molding driving member 6133 in this embodiment may adopt an air cylinder, and the molding linkage member 6132 may adopt the cooperation of a guide rod and a guide sleeve. The detecting assembly 614 is disposed on the upper surface of the airtight detection support plate 6112, and is in communication with the molding member 6131. The stamp 6131 includes a stamp plate 61311 and a stamp block 61312. The side wall of the mold pressing plate 61311 is opened with a first detecting hole 613111, and the first detecting hole 613111 is communicated with the detecting component 614. The number of the molding blocks 61312 is multiple, and a plurality of molding blocks 61312 are respectively arranged on the surface of the molding plate 61311 and are respectively arranged at intervals on the periphery of the molding plate 61311. The embossing block 61312 is fitted to the upper end plate of the finished product to facilitate the air-tightness test of the finished product. The molding press block 61312 is provided with a second detection hole 613121, and the second detection hole 613121 is communicated with the first detection hole 613111 through an internal pipeline of the molding press plate 61311. The number of the second detecting holes 613121 and the number of the first detecting holes 613111 are both plural, and the plural second detecting holes 613121 and the first detecting holes 613111 form plural detecting channels, which are three detecting channels in this embodiment. Preferably, the molding block 61312 is a silicone pad, so that the molding can be performed automatically. During the air tightness detection, the molding member 6131 is pressed down on the finished product carried by the detection fixture 100, wherein the second detection hole 613121 of the molding block 61312 is just attached to the reserved detection hole of the upper end plate of the finished product, and the detection sealing gasket is sealed. Then, the detecting component 614 starts to perform a tightness detection on the finished product, and the detecting component 614 in this embodiment is an air tightness detector. During specific detection, three detection channels for oxygen, hydrogen and water are respectively formed between the detection component 614 and a finished product through the first detection hole 613111 and the second detection hole 613121, detection gas is introduced into the detection component 614 to detect whether the water channel, the hydrogen channel and the oxygen channel of the finished product are mixed, if the leakage rate of the hydrogen-air mixed gas is less than 50sccm, the leakage rate of the hydrogen-water mixed gas is less than 20sccm, and the leakage rate of the air-water mixed gas is less than 20sccm, the product is qualified, otherwise, the product is unqualified, and preferably, the detection gas is nitrogen.

The above is merely an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The stacking production equipment is characterized by comprising a stacking feeding device (1), a stacking transfer device (2), a stacking device (3) and an assembling and fixing device (4); the stacking feeding device (1) and the stacking device (3) are respectively arranged on a transfer path of the stacking transfer device (2), and the assembling and fixing device (4) is adjacent to the stacking device (3); the stacking and feeding device (1) is used for feeding stacked components, the stacking and conveying device (2) conveys the stacked components to the stacking device (3) for stacking and forming a stacked group, and the assembling and fixing device (4) receives the stacked group and fixes the stacked group to form a finished product.

2. The stack production plant according to claim 1, characterized in that it further comprises transfer means (5) and airtightness detection means (6); the transfer device (5) receives the finished product and transfers the finished product to the air tightness testing device (6) for air tightness testing.

3. The stack production apparatus according to claim 2, characterized in that it further comprises a blanking device (7) and a marking device (8); the blanking device (7) receives the finished product subjected to the air tightness test and performs blanking, and the marking device (8) marks the finished product before blanking.

4. A stack production plant according to any one of claims 1-3, characterised in that the stack feeding device (1) comprises an end plate feeding mechanism (11), a first stack feeding mechanism (12) and a second stack feeding mechanism (13); the end plate feeding mechanism (11), the first stacking feeding mechanism (12) and the second stacking feeding mechanism (13) are respectively positioned on a transfer path of the stacking and transferring device (2); the end plate feeding mechanism (11) is used for feeding an upper end plate and a lower end plate, the first stacking and feeding mechanism (12) is used for feeding a first stacking plate, and the second stacking and feeding mechanism (13) is used for feeding a second stacking plate.

5. The stack production apparatus according to claim 4, wherein the first stack feeding mechanism (12) comprises a magazine portion (121) and a rotation switching portion (122); the storing part (121) is used for storing two rows of the first stacked plates which are arranged in parallel; the rotating switching part (122) is arranged on a moving path of the material storing part (121), and the rotating switching part (122) switches the rotating of the material storing part (121).

6. The stack production apparatus according to any one of claims 1 to 3, wherein the stacking device (3) comprises a stack carrier (31), a follower drive mechanism (32) and a hold-down mechanism (33); the following driving mechanism (32) is arranged on the stacking bearing table (31), and the driving end of the following driving mechanism is connected with the pressing mechanism (33); the stacking group is formed on the stacking bearing table (31), the following driving mechanism (32) drives the pressing mechanism (33) to move along with the stacking height of the stacking group, and the pressing mechanism (33) presses the stacking group.

7. Stacking device according to claim 6, characterized in that the stacking device (3) further comprises a stack transferring mechanism (34); the transfer end of the stacking group transfer mechanism (34) is connected with the stacking bearing platform (31); the stacking group transfer mechanism (34) drives the stacking bearing table (31) to be transferred to the assembly fixing position of the assembly fixing device (4).

8. Stacking device according to claim 7, characterized in that the stacking device (3) further comprises a fixing mechanism (35); the fixing mechanism (35) is arranged on the stacking bearing table (31), and the fixing end of the fixing mechanism faces the stacking group; the fixing mechanism (35) fixes the stack during the transfer.

9. The stack production plant according to any one of claims 1 to 3, characterised in that the assembly fixture (4) comprises a mounting and carrying mechanism (41), a mounting and loading mechanism (42), a preassembly mechanism (43) and a press-fitting mechanism (44); the pre-installation mechanism (43) and the press-fitting mechanism (44) are respectively arranged on the fixedly-installed bearing mechanism (41), and the assembling end of the pre-installation mechanism (43) and the press-fitting end of the press-fitting mechanism (44) respectively face to the bearing position of the fixedly-installed bearing mechanism (41); the stacking group is borne on a bearing position of the fixed bearing mechanism (41), the pre-assembling mechanism (43) receives a fixing part loaded by the fixed loading mechanism (42) and assembles the fixing part to the stacking group, and the press-fitting mechanism (44) performs press-fitting and fixing on the stacking group assembled with the fixing part.

10. The stack production plant according to claim 9, characterized in that the number of stacking devices (3) is at least two, at least two stacking devices (3) being arranged side by side; the assembly fixing device (4) further comprises a fixing and transferring mechanism (45); the transfer end of the fixing transfer mechanism (45) is connected with the fixing bearing mechanism (41), and the fixing transfer mechanism (45) drives the fixing bearing mechanism (41) to reciprocate between at least two stacking devices (3).

11. The stack production apparatus according to any one of claims 2 to 3, wherein the transfer device (5) comprises a transfer base (51), a first transfer drive mechanism (52), a second transfer drive mechanism (53), and a gripper mechanism (54); the transfer end of the first transfer driving mechanism (52) is connected with the transfer base (51); the second transfer driving mechanism (53) is carried on the transfer base (51), and a transfer end thereof is connected to the clamping mechanism (54); the first transfer driving mechanism (52) drives the transfer base platform (51) to move, the second transfer driving mechanism (53) and the clamping mechanism (54) are driven to move synchronously, and the clamping mechanism (54) clamps or releases the finished product.

12. A stack production apparatus according to any one of claims 2 to 3, wherein the airtightness detection means (6) comprises an airtightness detection mechanism (61) and an airtightness detection conveyance mechanism (62); the transfer device (5) and the airtightness detection mechanism (61) are sequentially provided in a conveyance path of the airtightness detection conveyance mechanism (62); the air tightness detection conveying mechanism (62) receives and conveys the finished products transferred by the transferring device (5), and the air tightness detection mechanism (61) detects the air tightness of the passed finished products.