CN211222178U - Graphite bipolar plate compression molding system - Google Patents

Graphite bipolar plate compression molding system Download PDF

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Publication number
CN211222178U
CN211222178U CN201921868113.8U CN201921868113U CN211222178U CN 211222178 U CN211222178 U CN 211222178U CN 201921868113 U CN201921868113 U CN 201921868113U CN 211222178 U CN211222178 U CN 211222178U
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graphite
plate
bipolar plate
feeding
tray
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CN201921868113.8U
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华周发
胡强
姚青
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Mofang Hydrogen Energy Technology Jiangsu Co Ltd
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Shandong Cube New Energy Technology Co Ltd
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Abstract

The utility model discloses a graphite bipolar plate compression molding system. The system comprises a feeding device, a cleaning device and a conveying device, wherein the feeding device is used for feeding graphite plates onto the cleaning device; the cleaning device is used for cleaning impurities on the surface of the graphite plate; the mould pressing device is used for mould pressing the cleaned graphite plate into a bipolar plate single plate; the deburring device is used for cutting burrs around the bipolar plate single plate; the conveying device is used for transferring the graphite plate to the die pressing device through the cleaning device, transferring waste materials to a recovery position after die pressing is finished, transferring finished bipolar plate single plates to the deburring device, and transferring the bipolar plate single plates to the automatic caging device after a deburring process is finished; the automatic caging device transfers the bipolar plate single plate to other stations; an electronic control system is electrically connected to the above for controlling each device. The system effectively ensures the production precision in the compression molding process of the bipolar plate, improves the product yield and reduces the production cost of the bipolar plate.

Description

Graphite bipolar plate compression molding system
Technical Field
The utility model relates to a graphite bipolar plate preparation technical field especially relates to a graphite bipolar plate compression molding system.
Background
The fuel cell bipolar plate is one of the important components of the fuel cell, and has the functions and properties of separating fuel and oxidant and preventing gas from permeating; current is collected and conducted, and the conductivity is high; designing and processing flow channel, and uniformly distributing gas to the reaction layer of the electrode to perform electrode reaction; heat can be discharged, and the temperature field of the battery is kept uniform; corrosion resistance; impact and shock resistance. The thickness of the bipolar plate should be as thin as possible while maintaining a certain mechanical strength and good gas barrier effect to reduce the conductive resistance to current and heat.
Currently, the material of the bipolar plate can be roughly classified into 3 types: the graphite bipolar plate is the most commonly used bipolar plate in the prior art, and the flow field is formed by mechanically carving the surface of hard graphite. The method has the advantages of low efficiency, high mechanical processing difficulty and high cost, and the processed and formed polar plate is thicker, more fragile and not easy to assemble. And secondly, forming a flow field through mould pressing of a forming mould. The method can form the characteristics of the surface flow field, the public channel and the like of the polar plate at one time, has higher efficiency compared with the carving, saves the cost, and can form the machined and formed polar plate to be very thin and have certain toughness. However, because the flexible graphite plate is soft, a micro vacuum state is formed after compression molding, the flexible graphite plate is adsorbed on the surface of a mold, and the waste edge is removed manually to take out the molded polar plate from the mold. The taken-out pole plate needs to be manually removed from the public channel, the reducing agent and the oxidant inlet distribution inlet waste, the pole plate sealing area is easily damaged, the waste is easily omitted, the leakage test cannot be passed in the later period, and the next procedure is influenced. The consistency and the quality stability of the polar plate depend on operators, and the polar plate is easily polluted by organic matters, so that the surface hydrophilicity and hydrophobicity are influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic high efficiency production graphite bipolar plate to the above-mentioned not enough of prior art.
The utility model discloses a graphite bipolar plate compression molding system, include: the automatic cage loading device comprises a feeding device, a cleaning device, a mould pressing device, a conveying device, a deburring device, an automatic cage loading device and an electric control system;
the feeding device is used for feeding the graphite plate to the cleaning device;
the cleaning device is used for cleaning impurities on the surface of the graphite plate;
the mould pressing device is used for mould pressing the cleaned graphite plate into a bipolar plate single plate;
the deburring device is used for cutting burrs around the bipolar plate single plate;
the conveying device is used for transferring the graphite plate to the die pressing device through the cleaning device, transferring waste materials to a recovery position after die pressing is finished, transferring finished bipolar plate single plates to the deburring device, and transferring the bipolar plate single plates to the automatic caging device after a deburring process is finished;
the automatic caging device transfers the bipolar plate single plate to other stations;
and the electric control system is electrically connected with the feeding device, the cleaning device, the taking device, the die pressing device, the conveying device, the deburring device and the automatic cage loading device respectively and is used for controlling all the devices.
Preferably, the feeding device comprises a feeding rack, and a feeding mechanism, a feeding lifting mechanism, a separating mechanism and a transplanting mechanism which are arranged on the feeding rack; the feeding mechanism is arranged on one side of the transplanting mechanism and used for loading graphite plate stacks and carrying the graphite plate stacks to the feeding lifting mechanism; the transplanting mechanism is arranged right above the feeding lifting mechanism and is used for sucking the graphite plates on the upper surface of the graphite plate stack and transferring the sucked graphite plates to the cleaning device; the feeding lifting mechanism is used for lifting the graphite plates so that the graphite plates on the upper surface of the graphite plate pile are always on the same horizontal plane with the material taking surface of the transplanting mechanism; the separating mechanism is arranged between the transplanting mechanism and the graphite plate stack on the feeding lifting mechanism, so that the transplanting mechanism can suck a single graphite plate at each time.
Preferably, the cleaning device comprises a cleaning rack, a feeding platform, a cleaning mechanism and a driving mechanism, wherein a working platform is horizontally arranged at the upper end of the cleaning rack, the feeding platform is horizontally arranged and is arranged at the upper end of the working platform along the front-back direction at intervals, the feeding platform is connected with the working platform in a sliding manner, a plurality of groups of adsorption components are arranged at the upper end of the feeding platform and are used for fixing a graphite plate together at the upper end of the feeding platform, the driving mechanism is in transmission connection with the feeding platform and drives the feeding platform to drive the graphite plate to move back and forth to be close to or far away from the cleaning mechanism, and the cleaning mechanism is used for processing impurities on the graphite plate.
Preferably, clean the mechanism and include dust cage, multiunit air cock subassembly and suction hood, open the front portion of work platform upper end has a rectangle breach, feeding platform sets up the front side of breach, the actuating mechanism drive work platform removes to the top of breach, multiunit the air cock subassembly is enclosed and is established respectively around the breach, the suction hood is the upper end for rectangle, lower extreme are the circular shape funnel shaped structure, its vertical setting is in the front portion of frame, and its upper end with the breach parallel and level, its lower extreme pass through the external negative pressure getter device of negative pressure trachea, the inside cavity and the front side opening of dust cage, its cover is established outside multiunit air cock subassembly.
Preferably, the molding device comprises a molding press and an impurity absorption tool arranged on the molding press, and the impurity absorption tool is used for cleaning and recovering impurities generated on the molding press after the graphite plate is molded.
Preferably, the deburring device comprises a workbench, an XYZ three-axis module, a laser cutting mechanism, a CCD vision system and at least one graphite bipolar plate operation table, wherein the XYZ three-axis module is arranged on the workbench, cameras of the laser cutting mechanism and the CCD vision system are both arranged on the XYZ three-axis module, the XYZ three-axis module drives the cameras of the laser cutting mechanism and the CCD vision system to move along an X-axis direction, a Y-axis direction and a Z-axis direction respectively, the X-axis direction, the Y-axis direction and the Z-axis direction are perpendicular to each other, and the at least one graphite bipolar plate operation table is arranged on the workbench at intervals.
Preferably, the conveying device includes:
a transfer rack;
a turntable rotatably mounted on the transfer gantry about a central axis thereof;
the material trays are arranged on the turntable at intervals around the circumferential direction of the turntable, so that when the material trays rotate to a preset position opposite to the mechanical arm, the mechanical arm takes and places materials at other stations onto the material trays or takes and places the materials on the material trays onto other stations;
the proximity switches are multiple and correspond to the material discs one by one and are used for detecting whether the material discs correspond to the proximity switches or not.
Preferably, the number of the material trays is three, the three material trays are arranged on the turntable at intervals in the circumferential direction of the turntable, the three mechanical arms correspond to the material trays one by one and are respectively a first mechanical arm, a second mechanical arm and a third mechanical arm, the first mechanical arm transfers a graphite plate from a cleaning device to a die pressing device and transfers a die-pressed bipolar plate single plate to the material tray positioned at a first preset position, when the material tray rotates to a second preset position, the second mechanical arm transfers the bipolar plate single plate on the material tray to a deburring device, after a deburring process is finished, the bipolar plate single plate is transferred back to the material tray, and when the material tray rotates to a third preset position, the third mechanical arm transfers the bipolar plate single plate positioned on the material tray to the automatic cage loading device; the proximity switches are three and correspond to the material discs one by one and are used for detecting whether the material discs correspond to the proximity switches or not.
Preferably, the first mechanical arm is provided with a suction clamp, and the suction clamp comprises an installation main board, a plurality of air blowing nozzles, a plurality of first suction cups for sucking the bipolar plate and a plurality of second suction cups for sucking the graphite plate; the first suckers and the second suckers are arranged on the same side of the installation main board at intervals, the first suckers avoid an external flow channel of the bipolar plate and are uniformly distributed around the bipolar plate to suck the bipolar plate, and the second suckers are distributed around the graphite plate to suck the graphite plate; the air blowing nozzles are arranged on the installation main board at intervals, and the air blowing nozzles, the first suckers and the second suckers are arranged on the same side of the installation main board.
Preferably, the automatic cage installation device comprises a material taking platform, a fourth mechanical arm and a cage frame, wherein the material taking platform comprises a first guide rail, a second guide rail and a tray, the tray is used for clamping and storing the storage and transportation tool of the graphite bipolar plate, the tray is arranged on the first guide rail, the lower part of the first guide rail is vertically connected with the second guide rail, the first guide rail and the second guide rail are both electric cylinder modules, the fourth mechanical arm comprises a mechanical claw and a CCD (charge coupled device) visual detection system, the mechanical claw is provided with a positioning plate driven by an air cylinder and two oppositely arranged clamping parts, the clamping parts are L-shaped plate bodies, the positioning plate is arranged between the two clamping parts, the lower ends of the two clamping parts are used for extending into the inside of a U-shaped external connection plate on the side face of the storage and transportation tool, the positioning plate is used for abutting against the outer surface of the U-shaped external connection plate, and the positioning plate and the two, the mechanical claw is enabled to clamp one side face of the storage and transportation tool, the CCD vision detection system is fixed on the mechanical claw, a plurality of CCD vision characteristic identification parts are arranged at the top of the cage, a plurality of storage frames which are coplanar are arranged in the cage, the material taking platform is used for conveying the storage and transportation tool to a specified position, the mechanical claw is used for clamping the storage and transportation tool from the specified position, the CCD vision detection system is used for identifying the CCD vision characteristic identification parts on the cage and determining the moving track of the fourth mechanical arm, and the fourth mechanical arm is controlled to move to the specified storage frame according to the moving track.
The utility model discloses a graphite bipolar plate compression molding adopts the automated technology production technology, frees people from heavy physical labor, abominable working environment, has greatly improved labor production efficiency; the equipment adopts multiple equipment automated production transport product, effectively guarantees the production precision in bipolar plate compression molding forming process, has improved the product goodness rate, reduces bipolar plate manufacturing cost.
Drawings
Fig. 1 is a schematic structural view of a compression molding system for a graphite bipolar plate according to the present invention;
fig. 2 is a schematic structural view of the feeding device of the present invention;
fig. 3 is a schematic structural view of a feeding mechanism of the feeding device of the present invention;
fig. 4 is a schematic structural view of another angle of the feeding mechanism of the feeding device of the present invention;
fig. 5 is a schematic structural view of a feeding lifting mechanism of the feeding device of the present invention;
fig. 6 is a schematic structural view of a feeding lifting mechanism and a graphite plate material pile of the feeding device of the present invention;
fig. 7 is a schematic structural view of the separating mechanism of the feeding device of the present invention;
fig. 8 is a schematic structural view of a transplanting mechanism of the feeding device of the present invention;
fig. 9 is a schematic structural view of the sweeping device of the present invention;
fig. 10 is a schematic structural view of the sweeping device of the present invention;
fig. 11 is a schematic structural view of the feeding platform of the present invention;
fig. 12 is a plan view of the cleaning device of the present invention;
fig. 13 is a schematic structural view of the molding device of the present invention;
fig. 14 is a schematic structural view of the deburring device of the present invention;
fig. 15 is a schematic structural view of a graphite bipolar plate operating table of the present invention;
fig. 16 is a schematic structural view of the conveying device of the present invention;
fig. 17 is a schematic structural view of a robot arm of the conveying device according to the present invention;
fig. 18 is a schematic structural view of a suction jig of the present invention;
fig. 19 is a schematic structural view of a material taking tool according to the present invention;
fig. 20 is a schematic view of the connection between the vacuum generator and the first and second splitter plates according to the present invention;
fig. 21 is a schematic view of the connection between the blower and the third splitter plate according to the present invention;
fig. 22 is a schematic structural view of a tooling for integrated pallet grabbing and bipolar plate grabbing according to the present invention;
fig. 23 is a schematic structural view of the first gripper and the second gripper of the present invention;
fig. 24 is a schematic view of the robot arm 2 of the automatic caging device of the present invention;
fig. 25 is a schematic view of the robot arm 2 of the automatic caging device of the present invention;
fig. 26 is a schematic view of the robot arm 2 of the automatic caging device clamping, storing and transporting tool 7 according to the present invention;
fig. 27 is a schematic view of a material taking platform 1 of the automatic caging device of the present invention;
fig. 28 is a schematic view of a cage 3 of an automatic caging device of the present invention;
fig. 29 is a schematic view of the safety grating 6 of the automatic caging device of the present invention.
1000-a feeding device; 1100. a feeding rack; 1200. a feeding mechanism; 1210. a turnover disc; 1211. a slot; 1212. a universal ball; 1213. a material tray flange; 1214. a pin shaft hole; 1220. a rotation mechanism; 1221. a motor; 1230. a feeding station; 1240. a positioning assembly; 1241. positioning the air cylinder; 1242. a pin shaft; 1300. a feeding lifting mechanism; 1310. a lifting seat; 1311. a vertical plate; 1312. inserting plates; 1320. fixing a column; 1330. a vertical electric cylinder module; 1340. a base plate; 1400. a separating mechanism; 1410. mounting the component; 1420. a frame; 1430. a brush; 1500. a transplanting mechanism; 1510. a telescoping assembly; 1511. a cylinder; 1512. mounting a plate; 1513. a guide bar; 1512a, mounting holes; 1512b, a guide hole; 1520. a horizontal movement assembly; 1521. a horizontal plate; 1522. a horizontal electric cylinder module; 1523. a support frame; 53. taking a material tray; 1531. a suction cup; 1600. a stack of ink sheets;
200-a cleaning device; 210-cleaning the machine frame; 211-a work platform; 212-a notch; 220-a feeding platform; 230-vacuum chuck; 231-a suction cup lever; 240-dust collecting cover; 241-a dust hood; 242-negative pressure trachea; 243-air tap; 244-a stent; 250-an electric cylinder module;
300-a molding device; 310-a molding press; 320-impurity suction tooling; 321-an exhaust fan;
400-deburring device; 410-a workbench; 420-XYZ three-axis module; 421-X axis cylinder module; 422-Y axis electric cylinder module; 423-Z axis electric cylinder module; 430-laser cutting mechanism; 440-graphite bipolar plate worktop; 441-an operation frame; 442-a tray; 443-a suction cup; 450-CCD vision system; 451-camera; 460-a dust extraction device; 461-vacuum cleaner; 470-graphite bipolar plate;
500-a conveying device; 510-a transfer rack; 520-a turntable; 530-material tray; 531-suction cup; 540-a robotic arm; 541-a first robot arm; 542-a second robot arm; 543-a third robot arm; 550-proximity switches; 560-a drive device; 561-a motor; 562-an index plate; 570-a mount; 571-mounting plate; 580-material taking clamp.
600-automatic caging device; 610-material taking platform, 611-first guide rail, 612-second guide rail, 613-tray, 614-drag chain, 615-connecting frame, 620-mechanical arm, 621-main body, 622-clamping part, 623-positioning plate, 624-double-piston wide type air claw, 625-positioning cylinder, 626-guide column, 627-positioning groove, 628-through hole, 629-CCD visual detection system, 630-cage, 631-CCD visual characteristic identification part, 632-supporting leg, 640-logistics robot, 650-safety door, 660-safety grating, 670-storage and transportation tool and 680-U-shaped external connection plate.
710-a motherboard; 720-a first gripper; 730-a second gripper; 740-vacuum pickup; 750-a drive device; 760-a tray; 780-double-ended cylinder; 790-a first clip; 770-a second clip; 711-clamping column; 712-a card slot; 713-a first compression member; 714-a second compression member; 715-a compression column; 716-a mounting plate; 717-vacuum suction nozzle.
810-installing a mainboard; 820-a first suction cup; 830-a second suction cup; 840-vacuum generator; 850-a first splitter plate; 860-a second splitter plate; 870 — a first conduit; 880-a second pipeline; 890-valve; 818-blowing nozzle; 811-blower; 812-a third shunting plate; 813-third conduit; 815-a suction jig; 816-a CCD vision system; 817-camera.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, the utility model discloses a graphite bipolar plate compression molding system, include: the automatic cage filling device comprises a feeding device 100, a cleaning device 200, a mould pressing device 300, a conveying device 400, a deburring device 500, an automatic cage filling device 600 and an electric control system;
the feeding device 100 is used for feeding the graphite plates onto the cleaning device;
the cleaning device 200 is used for cleaning impurities on the surface of the graphite plate;
the die pressing device 300 is used for die pressing the cleaned graphite plate into a bipolar plate single plate;
a deburring device 500 for cutting burrs around the bipolar plate single plate;
the conveying device 400 is used for transferring the graphite plate from the cleaning device to the die pressing device, transferring waste materials to a recovery part after die pressing is finished, transferring finished bipolar plate single plates to the deburring device, and transferring the bipolar plate single plates to the automatic caging device after a deburring process is finished;
the automatic caging device 600 transfers the bipolar plate single plate to other stations;
and the electric control system is electrically connected with the feeding device 100, the cleaning device 200, the molding device 300, the conveying device 400, the deburring device 500 and the automatic cage filling device 600 respectively and is used for controlling the devices.
The utility model discloses a graphite bipolar plate compression molding adopts the automated technology production technology, frees people from heavy physical labor, abominable working environment, has greatly improved labor production efficiency; the equipment adopts multiple equipment automated production transport product, effectively guarantees the production precision in bipolar plate compression molding forming process, has improved the product goodness rate, reduces bipolar plate manufacturing cost.
The structure of the feeding device 1000 is various, and is not limited herein, in this embodiment, as shown in fig. 2, the feeding device 1000 may include a feeding rack 1100, and may further include a feeding mechanism 1200, a feeding lifting mechanism 1300, a separating mechanism 1400, and a transplanting mechanism 1500, which are disposed on the feeding rack 1100; the feeding mechanism 1200 is arranged at one side of the transplanting mechanism 1500 and is used for loading the graphite sheet pile 1600 and carrying the graphite sheet pile 1600 to the feeding lifting mechanism 1300; the transplanting mechanism 1500 is arranged right above the feeding lifting mechanism 1300 and is used for sucking the graphite plates on the upper surface of the graphite plate stack 1600; the feeding lifting mechanism 1300 is used for lifting the graphite plates, so that the graphite plates on the upper surface of the graphite plate stack 1600 are always on the same horizontal plane with the suction surface of the transplanting mechanism 1500; the separating mechanism 1400 is arranged between the transplanting mechanism 1500 and the graphite plate stack 1600 on the feeding lifting mechanism 1300, so that the transplanting mechanism 1500 sucks a single graphite plate at a time.
The operation flow of the feeding device 1000: graphite plate stack 1600 is stacked on feeding mechanism 1200 by machine or manually, feeding mechanism 1200 carries graphite plate stack 1600 to feeding elevating mechanism 1300, feeding elevating mechanism 1300 rises to catch graphite plate stack 1600, and lifts up graphite plate stack 1600, transplanting mechanism 1500 moves to pick up the material, suck the graphite plate at the top of graphite plate stack 1600, the graphite plate rises, in the process of rising, separating mechanism 1400 cuts the periphery of the sucked graphite plate, prevent the back of the graphite plate from sticking the graphite plate and taking out other graphite plate materials to cause unnecessary error, after transplanting mechanism 1500 takes away a piece of graphite plate, feeding elevating mechanism 1300 carries the whole graphite plate tray to rise by a height of graphite plate thickness, the top surface position of the top graphite plate is basically level with the position of the previous graphite plate. The transplanting mechanism 1500 repeats the material taking operation after transporting the graphite plates to the designated position.
The feeding device 1000 adopts a full-automatic process, so that the production efficiency is improved, and the manual labor amount is reduced; the positioning precision of the raw materials is high, and the produced product has excellent quality; the protection measures of the tool are perfect, the error rate and the rejection rate of materials of the device are reduced, the yield and the yield of products are improved, and lower waste products are beneficial to environmental protection; the cost of the device is reduced by adopting materials with the lowest cost in multiple stations.
As shown in fig. 3, the structure of the feeding mechanism 1200 is various, and is not limited herein, in this embodiment, the feeding mechanism 1200 may include a turnover disc 1210 and a rotating mechanism 1220, the turnover disc 1210 has two opposite ends, the two ends of the turnover disc 1210 are provided with feeding stations 1230, the turnover disc 1210 is rotatably disposed on the feeding frame 1100 through the rotating mechanism 1220, and the rotating mechanism 1220 drives either end of the turnover disc 1210 to rotate on the feeding lifting mechanism 1300.
The structure of the rotating mechanism 1220 is various and is not limited herein.
As shown in fig. 4, in this embodiment, the rotating mechanism 1220 may include a motor 1221, the motor 1221 is vertically disposed on the loading frame 1100, and a driving end of the motor 1221 is in transmission connection with the revolving disc 1210 to drive the revolving disc 1210 to rotate. Turnover dish 1210 snap-on is on motor 1221, can follow motor 1221 and rotate under motor 1221's drive, has 2 graphite plate material loading stations 1230 on the turnover dish 1210, distributes at turnover dish 1210 both ends, and the graphite plate of one end material loading station 1230 is got and is accomplished or the material loading is accomplished, and motor 1221 rotates, carries turnover dish 1210 to rotate 180 degrees, and the material loading station 1230 of turnover dish 1210 other end continues to get the material or the material loading.
Since it may happen that during rotation the graphite stacks 1600 slip off the turnover disc 1210, the graphite stacks 1600 on the turnover disc 1210 need to be fixed horizontally.
The turnover disc 1210 can also be provided with a positioning assembly 1240 for positioning the tray holding the graphite plate stack 1600. The positioning assembly 1240 may include a plurality of positioning cylinders 1241 disposed at intervals below the circumferential turntable 1210, a pin 1242 is vertically connected to a driving end of the positioning cylinders 1241, a pin hole 1214 corresponding to the positioning cylinders 1241 in a one-to-one manner is further disposed on the circumferential turntable 1210, the positioning cylinders 1241 drive the pin 1242 to pass through the pin hole 1214 to insert the tray to position the tray, and a positioning hole matched with the pin 1242 is disposed on the graphite plate tray.
The week carousel 1210 can also be equipped with a plurality of universal balls 1212, a plurality of universal balls 1212 distributes at turnover dish 1210 upside both ends, and every end universal ball 1212 distributes the figure and is 8, and the effect of universal ball 1212 is the graphite plate charging tray that bears, and the charging tray can easily slide on universal ball 1212 platform under artifical or mechanical operation, is favorable to reducing the resistance of charging tray positioning process, the removal of the charging tray of the positioning process of being convenient for.
The peripheral turntable 1210 can also be provided with a material tray flange 1213, the material tray flange 1213 is used for providing hard limiting and guiding for the material tray in the positioning and moving process of the material tray, the material tray moves very flexibly on a universal ball 1212 platform, the production requirement has high requirement on the alignment of a graphite plate, each feeding station 1230 of the peripheral turntable 1210 uses 3 material tray flanges 1213 for positioning and guiding, the material tray flange 1213 at one end close to another feeding station 1230 is a cylinder, the guiding material tray flanges 1213 at two sides perform chamfering treatment on one end facing the opening side, the requirement on the entering precision of the material tray such as the graphite plate is greatly reduced by the flanges after chamfering, and the final positioning precision is greatly improved; pin 1242 is installed on the cylinder 1511 movement shaft, move along with the telescopic motion of cylinder 1511, cylinder 1511 is then the lug connection on turnover dish 1210, cylinder 1511 distributes at turnover dish 1210 both ends, every end can be 2 groups of cylinders 1511, the effect of cylinder 1511 is to get into turnover dish 1210 when the graphite plate charging tray, and accomplish the location under the effect of universal ball 1212 and charging tray flange 1213, cylinder 1511 stretches out, carry pin 1242 to insert the graphite plate charging tray, accomplish the fixed to graphite plate charging tray horizontal direction, be equipped with the locating hole with pin 1242 matched with on the graphite plate charging tray.
As shown in fig. 5 and 6, the structure of the feeding lifting mechanism 1300 is various, and is not limited herein, in this embodiment, the feeding lifting mechanism 1300 may include a lifting seat 1310, a fixing pillar 1320 and a vertical electric cylinder module 1330, the fixing pillar 1320 is vertically disposed on the feeding rack 1100, the vertical electric cylinder module 1330 is disposed on the fixing pillar 1320, and the lifting seat 1310 is slidably disposed on the vertical electric cylinder module 1330 up and down; as either end of the epicyclic 1210 is rotated onto the lift 1310, the lift 1310 lifts the stack 1600 at that end.
The function of the loading lifting mechanism 1300 is to take over the graphite plate stack 1600 of the loading mechanism 1200 and lift it as required, and the relationship between the loading lifting mechanism 1300 and the graphite plate tray is shown in fig. 5. Because the material taking position on the transplanting mechanism 1500 is generally fixed when the transplanting mechanism 1500 takes materials, that is, the material taking position of the transplanting mechanism 1500 is generally unchanged, and as the graphite plate material on the graphite plate stack 1600 is taken away, the height of the upper surface of the graphite plate stack 1600 is reduced by the thickness of the graphite plate material relative to the horizontal plane, the transplanting mechanism 1500 is not easy to absorb because the position of the graphite plate material is reduced when taking the material next time, after the height difference is accumulated, the transplanting mechanism 1500 cannot complete material taking, so a mechanism is needed to eliminate the height difference of the reduced thickness of the graphite plate, after the graphite plate is taken away, the loading lifting mechanism 1300 bears the height of the graphite plate tray moving upwards by the thickness of the graphite plate, the height that reduces after graphite plate was taken away promptly has been offset, and transplanting mechanism 1500 is when getting the material next time, and graphite plate material still is located the position of the last graphite plate of taking away.
The upper surface of the lifting seat 1310 can also be provided with a graphite plate backing plate 1340, the graphite plate backing plate 1340 can be made of acrylic rubber, the graphite plate tray and the lifting seat 1310 are isolated by the graphite plate backing plate 1340, loss caused by friction is eliminated, and particularly when the graphite plate tray and the lifting seat 1310 are made of metal materials, the metal between the graphite plate tray and the lifting seat 1310 is rusted due to friction.
The lifting seat 1310 can lift the graphite sheet pile 1600 on the turnover disc 1210 in various ways, in this embodiment, two slots 1211 penetrating through the two ends of the turnover disc 1210 can be arranged at intervals, the slots 1211 are arranged along the length extension direction of the turnover disc 1210, and one ends of the slots 1211, which are opposite to each other, are open; the lifting seat 1310 comprises a vertical plate 1311 and two insertion plates 1312 horizontally arranged on the vertical plate 1311, the vertical plate 1311 is slidably arranged on the vertical electric cylinder module 1330, the two insertion plates 1312 correspond to the two insertion grooves 1211 at any end of the turnover disc 1210 in a one-to-one mode, and the insertion plates 1312 penetrate through the corresponding insertion grooves 1211 to contact with the bottom end of the graphite plate stack 1600 on the turnover disc 1210 and lift the graphite plate stack 1600.
As shown in fig. 7, the structure of the opening mechanism 1400 is various, and is not limited herein, and in this embodiment, the opening mechanism 1400 may include a mounting assembly 1410, a frame 1420, and a plurality of brushes 1430; the frame 1420 is mounted on the loading frame 1100 through a mounting assembly 1410, the frame 1420 is located between the transplanting mechanism 1500 and the graphite plates on the upper surface of the graphite plate stack 1600 on the loading lifting mechanism 1300, and a plurality of brushes 1430 are arranged at intervals on the frame 1420 and used for scraping the graphite plates sucked by the transplanting mechanism 1500.
The mounting assembly 1410 is fixed on the loading frame 1100, and the structure of the mounting assembly 1410 has various structures, which are not limited herein, such as: the material loading frame 1100 can comprise a plurality of supporting upright posts which can be arranged according to the actual structure of the material loading frame 1100, in the embodiment, the frame 1420 can be a rectangular section, one short-edge section and one long-edge section of the frame 1420 are directly connected with the supporting upright posts, the other two sections are connected with the two sections together through tapered nuts, the other two sections are connected through tapered nuts, the length of the two sections can be randomly adjusted within the range of the length of the two sections measured inside, and the section end covers not only have the function of attractive appearance, but also prevent the tapered nuts from falling out. The brushes 1430 arranged around the graphite plates are used for scraping and rubbing the graphite plates, as the graphite plates in the graphite plate stack 1600 are directly stacked, the graphite plates are difficult to adhere together, and if the graphite plates adhered below are not scraped and rubbed when the transplanting mechanism 1500 takes materials, great troubles are met for subsequent processes, so that the brushes 1430 can be forbidden to move relative to the sucked and lifted graphite plates in the process of taking materials and lifting the graphite plates, the graphite plates adhered below the sucked and lifted graphite plates can be scraped and rubbed around the graphite plates through the brushes 1430, and the graphite plates can be returned to the material stack. The fixed right angle between two fixed profiles of the profile bracket corresponds to the corner 90 of a graphite plate tray, the position of the other two profiles can be adjusted arbitrarily by taking the fixed right angle as an adjusting reference of the profile bracket, and the distance between the brush 1430 and the graphite plate can be adjusted accordingly, namely the force for rubbing the graphite plate.
As shown in fig. 8, the transplanting mechanism 1500 has various structures, which are not limited herein, and in this embodiment, the transplanting mechanism 1500 may include a telescoping assembly 1510, a horizontal moving assembly 1520, and a material taking tray 1530; the telescopic assembly 1510 is horizontally movably arranged on the loading rack 1100 through the horizontal moving assembly 1520, and the telescopic assembly 1510 is in transmission connection with the material taking disc 1530 so as to drive the material taking disc 1530 to ascend and descend.
The telescopic assembly 1510 has various structures, which are not limited herein, in this embodiment, the telescopic assembly 1510 may include an air cylinder 1511, a mounting plate 1512 and a plurality of guide rods 1513, the mounting plate 1512 is horizontally disposed on the feeding frame 1100, a mounting hole 1512a is disposed on the mounting plate 1512, the air cylinder 1511 is mounted on the mounting plate 1512, and a driving end of the air cylinder 1511 passes through the mounting hole 1512a to be drivingly connected with the material taking plate 1530 so as to drive the material taking plate 1530 to move up and down, a plurality of guide holes 1512b penetrating through the mounting plate 1512 are further disposed at intervals on the mounting plate 1512, the guide holes 1512b correspond to the guide rods 1513 one-to-one, and the guide rods 1513 slidably pass through the guide holes.
The structure of the horizontal moving assembly 1520 is various, and is not limited herein, in this embodiment, the horizontal moving assembly 1520 includes a horizontal plate 1521, a horizontal electric cylinder module 1522 and a support 1523, the horizontal plate 1521 is horizontally disposed on the feeding rack 1100 through the support 1523, the horizontal electric cylinder module 1522 is disposed on the horizontal plate 1521, and the mounting plate 1512 is slidably disposed on the electric cylinder module and can move along the length direction thereof.
The transplanting mechanism 1500 sucks the graphite plates from the graphite plate trays on the lifting seat 1310 at the position shown in fig. 5. The driving end of the cylinder 1511 and the lower end faces of the 2 guide rods 1513 are respectively connected with the material taking disc 1530, and the material taking disc 1530 can vertically move up and down under the driving of the cylinder 1511 and the limiting and guiding effects of the guide rods 1513. The material-taking tray 1530 may have 6 sets of sucking discs 1531 for sucking the graphite plate, and the sucking discs 1531 are all seamless sucking discs 1531. In the suction process, suction marks can not be left on the graphite plate. The cylinder 1511 can be stroke adjustable cylinder 1511, and the effect of adopting stroke adjustable cylinder 1511 is that, can adjust the height of vertical displacement at will, can be compatible graphite plate of different specifications also can be compatible the charging tray of different specifications, adopts stroke adjustable cylinder 1511 vertical motion to compare in adopting servo motor 1221 or electric axis robot, and the budget can reduce by a wide margin.
The whole action flow of the feeding device is that graphite plate material stacks 1600 are placed on a rotary turnover disc 1210 through a machine or manually, the rotary turnover disc 1210 can rotate and is positioned, a cylinder 1511 rises to fix the material stacks in the horizontal direction through a pin shaft 1242, then the rotary turnover disc 1210 is clicked and carried to rotate 180 degrees, the graphite plate material stacks 1600 are rotated to the direction of the graphite plate material taking station, the other ends of the graphite plate material stacks are rotated to the feeding station 1230, and the feeding action is continued. After the graphite plate stack 1600 is transferred by the peripheral turntable 1210, the feeding lifting mechanism 1300 rises to receive the graphite plate stack 1600, the graphite plate stack 1600 is lifted, the transplanting mechanism 1500 moves to take materials, the stroke-adjustable cylinder 1511 descends for a certain time, the suction disc 1531 sucks a graphite plate, the stroke-adjustable cylinder 1511 rises, the suction disc 1531 carries the graphite plate to rise, in the rising process, the separating mechanism 1400 scrapes the periphery of the sucked graphite plate to prevent the graphite plate from being adhered to the back of the graphite plate to bring other graphite plate materials out to cause unnecessary errors, after the transplanting mechanism 1500 takes away one graphite plate, the feeding lifting mechanism 1300 carries the graphite plate tray to rise by the height of the thickness of one graphite plate, and the upper surface position of the top graphite plate is basically level with the position of the previous graphite plate. The transplanting mechanism 1500 repeats the material-taking operation after conveying the graphite plates to the cleaning device 200.
The structure of the cleaning device 200 is various, and is not limited herein, and in the present embodiment, a cleaning device 200 is provided.
Referring to fig. 9-12, the cleaning device 200 may include a cleaning frame 210, a feeding platform 220, a cleaning mechanism and a driving mechanism, wherein the upper end of the cleaning frame 210 is provided with a horizontally disposed working platform 211, the feeding platform 220 is horizontally disposed and spaced from the cleaning mechanism along a front-back direction at the upper end of the working platform 211, the feeding platform 220 is slidably connected to the working platform 211, the upper end of the feeding platform 220 is provided with a plurality of groups of adsorption assemblies, the groups of adsorption assemblies are used to fix a graphite plate on the upper end of the feeding platform 220, the driving mechanism is in transmission connection with the feeding platform 220 and drives the feeding platform 220 to drive the graphite plate to move back and forth to be close to or far away from the cleaning mechanism, and the cleaning mechanism is used for processing impurities on.
In the above embodiment, this embodiment cleaning device 200 is at the during operation, conveyor 500 transports the graphite cake to the upper end of pay-off platform 220, fix the graphite cake in the upper end of pay-off platform 220 through a plurality of absorption components that set up in the upper end of pay-off platform 220, actuating mechanism starts, and drive pay-off platform 220 drives the graphite cake and is close to the mechanism of cleaning, by cleaning the impurity clean up on the mechanism with the graphite cake, after the sanitization, keep away from by actuating mechanism drive pay-off platform 220 again and clean the mechanism, and take off the graphite cake by the manipulator, carry out the work of cleaning of next graphite cake. Wherein, the feeding platform 220 is made of stainless steel material. The lower end of the cleaning frame 210 is provided with a plurality of casters. This embodiment is through all setting up feeding platform and cleaning mechanism on work platform to realize the pay-off to cleaning the quick linking of twice process, improved cleaning device's work efficiency, and be favorable to reducing cleaning device's volume, improve the utilization ratio of station.
The feeding platform 220 can be a rectangular structure, and the adsorption components are arranged in two groups and are respectively arranged at the upper end of the feeding platform 220 at left and right intervals.
Each group of the adsorption components may include a plurality of vacuum chucks 230, the plurality of vacuum chucks 230 are respectively disposed at the upper end of the feeding platform 220 along the front-back direction at uniform intervals, and the chuck surfaces of the vacuum chucks 230 are disposed upward.
In the above embodiment, the lower end of each vacuum chuck 230 passes through the upper end of the feeding platform 220 and extends out of the lower end of the feeding platform 220, the lower end of each vacuum chuck 230 is connected with a chuck rod 231, the chuck rods 231 are fixed at the lower end of the feeding platform 220 through brackets, the chuck rods 231 are used for connecting air pipes to communicate positive pressure air (blowing air) and negative pressure air (sucking air) to the vacuum chucks 230, and when the vacuum chucks 230 are communicated with negative pressure air, the graphite plate can be adsorbed and fixed at the upper end of the feeding platform 220; conversely, when the plurality of vacuum chucks 230 are all connected with positive pressure gas, i.e. contact with the adsorption effect on the graphite plate, the graphite plate can be taken off from the feeding platform 220. Wherein, every group adsorption component all is equipped with 3 vacuum chuck 230, and in actual production process, in order to improve the fixed effect of graphite cake, can increase adsorption component's group number and every group adsorption component's quantity. The sucking disc can be with graphite plate very fast and automatic fixing on feeding platform, need not artifical manually operation, can effectively reduce the artifical influence that produces the graphite plate of fixing, improves the production quality and the production efficiency of graphite plate.
Vacuum chuck 230 may be a silicone seamless vacuum chuck.
In the embodiment, when the silica gel traceless vacuum chuck adsorbs the graphite plate, suction marks and indentations cannot be left on the graphite plate, and the quality of the graphite plate cannot be influenced.
The cleaning mechanism has various structures, which are not limited herein, in this embodiment, the cleaning mechanism may include a dust collection cover 240, a plurality of sets of air nozzle assemblies and a dust collection cover 241, a rectangular notch 212 is formed in a front portion of an upper end of the working platform 211, the feeding platform 220 is disposed in front of the notch 212, the driving mechanism drives the working platform 211 to move above the notch 212, a plurality of sets of air nozzles 243 are respectively enclosed around the notch 212, the dust collection cover 241 is a funnel-shaped structure with a rectangular upper end and a circular lower end, and is vertically disposed in front of the cleaning rack 210, and an upper end of the dust collection cover is flush with the notch 212, a lower end of the dust collection cover is externally connected with a negative pressure suction device through a negative pressure air pipe 242, an inner hollow portion of the dust collection cover 240 is open.
In the above embodiment, there may be 6 sets of air nozzle assemblies, and there are 2 sets of air nozzle assemblies on the rear side, left side, and right side of the gap 212. When the driving mechanism drives the feeding platform 220 to pass through the front side of the dust collection cover 240 and move to the upper side of the notch 212, and meanwhile, the feeding platform is also positioned above the dust collection cover 241, the 6 groups of air nozzle assemblies and the negative pressure air suction device start to work simultaneously to blow up impurities on the graphite plate, the impurities can be blown to the middle position of the dust collection cover 240 by convection air pressure, the multi-surface closed dust collection cover 240 just limits the movement of the impurities, so that the impurities can be concentrated, and meanwhile, the negative pressure air suction device conveys negative pressure air flow into the dust collection cover 240 through the air pipe and the dust collection cover 220 to suck the impurities of the dust collection cover 240 into the dust collection cover 241. Wherein, dust cage 240 is the rectangle structure, and its cover is established in the upper end front portion of pay-off platform 220 to all surround multiunit air cock subassembly inside it, can protect the air cock subassembly on the one hand, on the other hand can prevent that impurity from shifting everywhere, is convenient for collect. The negative pressure suction device may be one of a suction pump and a negative pressure fan. The mechanism that cleans of this embodiment has abandoned traditional adoption brush dust removal's mode, blows off the impurity on with the graphite cake through diversified hedging air current rapidly, and it is high to have impurity cleaning capacity, clearance speed is fast and clearance efficiency advantage such as high, and the impurity that blows off is inhaled by negative pressure dust extraction negative pressure fast, can prevent effectively that impurity from falling back on the graphite cake, has further improved cleaning device's impurity cleaning capacity, the concentrated collection of the impurity of still being convenient for, the product quality of graphite cake has been improved.
The air nozzle assembly may include two air nozzles 243 and a bracket 244, the bracket 244 is vertically disposed at the upper end of the working platform 211, the two air nozzles 243 are disposed on the bracket 244 at intervals, and the blowing surfaces of the two air nozzles 243 are disposed toward the gap 212.
In the above embodiment, the air nozzle 243 is externally connected to the air pipe to eject high-pressure air flow, so as to rapidly blow off impurities on the graphite plate. In order to improve the impurity cleaning capacity and speed of the cleaning mechanism, the number of groups of air nozzle assemblies and the number of each group of air nozzle assemblies can be increased in the actual production process. The air tap can improve the jet pressure of the air flow, so that the speed and the force for cleaning impurities are improved, and the air tap also has the advantages of low implementation cost and the like.
In the above embodiment, the driving mechanism may be an electric cylinder module 250, which is disposed at the upper end of the working platform 211 along the front-back direction, the rear end of the electric cylinder module 250 passes through the upper portion of the notch 212 and extends to the rear side of the notch 212, the feeding platform 220 is horizontally disposed above the feeding platform, the bottom end of the feeding platform is in transmission connection with the sliding block of the electric cylinder module 250, and the electric cylinder module 250 drives the sliding block to drive the working platform 211 to move to the upper portion of the notch 212 through the front side of the dust collection cover 240.
In the above embodiment, the electric cylinder module 250 has the advantages of precise conveying direction, rapid conveying speed, and the like, and can quickly and precisely convey the feeding platform 220 to the upper side of the gap 212, so as to improve the working efficiency of the cleaning device. And the air pipes connected with the vacuum chuck 230 are all embedded in the drag chain of the electric cylinder module 250, so as to conveniently convey air flow for the vacuum chuck 230 and protect the air pipes. In addition, the driving mechanism in this embodiment may also be a driving structure composed of a chain and a gear, and a driving mechanism of the linear module.
The conveying device puts the cleaned graphite plate into the molding device 300, the structure of the molding device 300 is various and is not limited herein, and in this embodiment, as shown in fig. 13, the molding device 300 may include a molding press 310 and an impurity suction tool 320 disposed on the molding press, and the impurity suction tool 320 is used for cleaning and recovering impurities generated on the molding press 310 after the graphite plate is molded. There are various structures of the impurity suction tool 320, which are not limited herein, for example: the foreign substance suction tool 320 may be a suction fan 321 provided at the top end of the molding press 310.
After the graphite plate is pressed, the conveying device identifies the external characteristics of the pressed 2 bipolar plate veneers, the pressing OK/NG of the product is judged, the product judged to be NG is placed on a waste frame at the waste recovery position, and the product OK is transferred to the deburring device 400.
The structure of the deburring device 400 is various, and is not limited herein, in this embodiment, as shown in fig. 14, the deburring device 400 may include a worktable 410, an XYZ tri-axial module 420, a laser cutting mechanism 430, and at least one graphite bipolar plate operating platform 440, the XYZ tri-axial module 420 is disposed on the worktable 410, the laser cutting mechanism 430 is disposed on the XYZ tri-axial module 420, the XYZ tri-axial module 420 drives the laser cutting mechanism 430 to move along the X-axis direction, the Y-axis direction, and the Z-axis direction, respectively, the X-axis direction, the Y-axis direction, and the Z-axis direction are perpendicular to each other, and the at least one graphite bipolar plate operating platform 440 is disposed on the worktable 410 at intervals.
The utility model discloses a burring device drives laser cutting mechanism 430 and removes along X axle direction, Y axle direction and Z axle direction respectively through setting up XYZ triaxial module 420, realizes the position that can effective control laser cutting mechanism 430 cut graphite bipolar plate 470, promotes graphite bipolar plate 470 unhairing deckle edge's precision and efficiency, has improved graphite bipolar plate 470's disposable unhairing limit qualification rate.
The XYZ three axis module 420 may include an X axis electric cylinder module 421 disposed along the X axis direction, a Y axis electric cylinder module 422 disposed along the Y axis direction, and a Z axis electric cylinder module 423 disposed along the Z axis direction, in this embodiment, one end of the Y axis electric cylinder module 422 is disposed on a slider on the X axis electric cylinder module 421, one end of the Z axis electric cylinder module 423 is disposed on a slider on the Y axis electric cylinder module 422, and the laser cutting mechanism 430 is disposed on a slider on the Z axis electric cylinder module 423. The slider of Z axle electricity jar module 423 drives laser cutting mechanism 430 and realizes the removal of Z axle direction, and Y axle electricity jar module 422 realizes the removal of the Y axle direction of Z axle electricity jar module 423, realizes the Y axle removal of laser cutting mechanism 430 promptly, and X axle electricity jar module 421 realizes the removal of the X axle direction of Y axle electricity jar module 422, realizes the X axle removal of laser cutting mechanism 430 promptly.
Wherein, X axle electric cylinder module 421, Y axle electric cylinder module 422 and Z axle electric cylinder module 423 all can be the product that can purchase among the prior art, for example: miniature electric jar IAI straight line module KGG slip table MV20 etc..
The deburring device 400 further comprises a CCD vision system 450, the CCD vision system 450 is also arranged on the slide block of the Z-axis electric cylinder module 423, and the CCD vision system 450 is electrically connected with the XYZ triaxial module 420.
A CCD vision system 450 and a laser cutting machine are arranged on the triaxial module, after the graphite bipolar plate 470 is arranged on the graphite bipolar plate operating platform 440, the triaxial module carries a CCD and the like to move above the graphite bipolar plate 470, a camera of the CCD vision system 450 photographs the graphite bipolar plate 470 to confirm the outline position of the graphite bipolar plate 470 on the tray 442, then according to the position information, the CCD vision system 450 controls the three-axis module carrying the laser cutting machine to perform the deburring process on the graphite bipolar plate 470 according to the outline of the single plate, the CCD vision system 450 here includes a controller, but it may not include a controller, but the unhairing limit device just needs still to include the controller, and CCD vision system 450 changes the image information that the camera was shot into the signal of telecommunication and transmits for the controller, and the triaxial module of controller control is carried laser cutting machine and is carried out the unhairing limit process to graphite bipolar plate 470 according to veneer appearance profile. The CCD vision system 450 may be the CCD vision system 450 described in chinese patent with application number CN20182032447043.8, or may be a product available in the prior art.
At least one graphite bipolar plate stage 440 may be disposed on the table 410 at intervals in the X-axis direction. The cutting is convenient, the movement track of the laser cutting machine at every time is reduced, and the cutting efficiency is improved.
As shown in fig. 15, the graphite bipolar plate operating table 440 has various structures, which are not limited herein, and in this embodiment, the graphite bipolar plate operating table 440 may include two operating frames 441 and two trays 442, the trays 442 correspond to the operating frames 441 one by one, the trays 442 are horizontally disposed on the operating frames 441, the two operating frames 441 are disposed on the operating table 410 at intervals in the Y-axis direction, and the graphite bipolar plates 470 are disposed on the trays 442. The reason is that after the molding of the graphite bipolar plate is finished, the graphite plate becomes two graphite bipolar plates which are arranged into two operation frames 441 and two trays 442, so that the graphite bipolar plate in the molding press can be conveniently grabbed by the grabbing tool at one time and placed on an operation table at one time, and the working efficiency is improved.
The tray 442 may be spaced apart by a plurality of suction cups 443 that secure the graphite bipolar plate 470 to prevent the graphite bipolar plate 470 from moving during the de-burring process and damaging the graphite bipolar plate 470.
The tray 442 may be rectangular and have the same shape as the graphite bipolar plate 470, with each side length being less than each side length of the graphite bipolar plate 470. The burr of the graphite bipolar plate 470 is distributed on the edge of the periphery of the plate, so the burr is removed by burning the single plate with laser, the contour dimension of the burr tray 442 is slightly smaller than that of the single plate of the bipolar plate, and the burr of the plate is outside the tray 442, so that the damage of the laser equipment to the tray 442 in the burr process can be effectively prevented.
Since a large amount of dust occurs during the deburring, a dust suction apparatus 460 for sucking dust from the graphite bipolar plate stage 440 may be further included in order to prevent the dust from falling again on the graphite bipolar plate 470 and damaging the working environment.
The structure and arrangement of the dust suction device 460 are various, and not limited herein, in this embodiment, the dust suction device 460 may be a dust collector 461, the workbench 410 below the tray 442 is hollow, and a dust suction port of the dust collector 461 is disposed below the workbench 410 and faces the tray 442 from the hollow. The dust collector 461 sucks the dust generated by cutting from the hollow part for centralized processing.
In the above process, the structure of the conveying device for transferring the material is various, and is not limited herein.
As shown in fig. 16, the conveying device of the present invention may include:
a transfer rack 510;
a turntable 520 rotatably mounted on the transfer gantry 510 about a central axis thereof;
a plurality of trays 530, wherein the trays 530 are arranged on the turntable 520 at intervals around the circumference of the turntable 520, so that when the trays 530 rotate to a preset position corresponding to the robot 540, the robot 540 can take and place materials at other stations on the trays 530 or take and place materials on the trays 530 to other stations;
the proximity switches 550 are provided in plurality, and correspond to the trays 530 one by one, and are used for detecting whether there is a material on the corresponding tray 530.
The utility model discloses a conveyor can be through setting up carousel 520 and setting up a plurality of charging trays 530 on carousel 520, and carousel 520 is rotatably installed around its central axis shift on the frame 510 when charging tray 530 rotates to the preset position relative with robotic arm 540, robotic arm 540 gets the material of other stations to get to put to this charging tray 530 on or get to other stations with the material on this charging tray 530 to be used for detecting rather than corresponding through proximity switch 550 whether there is the material on the charging tray 530, whether the material on several stations was carried simultaneously in the cooperation like this, has improved the transmission efficiency of material and the production efficiency of product greatly.
A driving device 560 may be further included, and the driving device 560 is disposed below the turntable 520 to drive the turntable 520 to rotate about its central axis.
The structure of the driving device 560 is various, and is not limited herein, for example: the driving device 560 may include a motor 561, the motor 561 is disposed on the transfer frame 510, and a rotating shaft of the motor 561 is vertically disposed below the turntable 520 and is connected and fixed with the center of the turntable 520 to drive the turntable 520 to rotate.
The robotic arms 540 may have the same number of trays 530 and correspond to the trays 530 in the predetermined positions one by one. A mechanical arm 540 is responsible for loading and unloading the materials of the material tray 530 on a preset position, and is convenient and quick.
In this embodiment, in order to satisfy the above process flow, there may be three trays 530, three trays 530 are disposed on the turntable 520 at equal intervals around the circumference of the turntable 520, and there are three robots 540. Here, the driving device 560 may include a motor 561, the motor 561 is disposed on the transfer frame 510, the motor 561 is disposed below the turntable 520, an index plate 562 is disposed on the motor 561, and a driving end of the motor 561 is in transmission connection with the turntable 520 to drive the turntable 520 to rotate 120 degrees at a time.
For the sake of clarity, the whole working process is described here, the three robots 540 are labeled as a first robot 541, a second robot 542 and a third robot 543, the three trays 530 are labeled as a first tray, a second tray and a third tray, the first robot 541 transfers the graphite plates from the cleaning device 200 to the molding device 300, transfers the materials processed by the molding device 300 to the first tray located at a first preset position, when the first tray rotates to a second preset position, the second robot 542 transfers the finished bipolar plates on the plates to the deburring device 400, the wastes are transferred to a recycling location, where the finished bipolar plates and the materials can be determined by setting a CCD video system, and the second plate is transferred from the third preset position to the first preset position, and the above operations are repeated, after the processing procedure of the deburring device 400 is finished, and then, the material is transferred back to the first material tray, when the first material tray rotates to a third preset position, the third mechanical arm 543 transfers the material on the material tray 530 to the automatic cage loading device 600, and simultaneously, the second material tray is transferred to the second preset position to repeat the above operations, at this time, the third material tray rotates to the first preset position to repeat the operation that the first mechanical arm 541 transfers the material processed at the station B to the third material tray at the first preset position, and when the first material tray continues to rotate to the first preset position, the whole operation is repeated again.
In order to conveniently place and fix materials, a plurality of suckers 531 can be arranged on the tray 530 at intervals.
The proximity switch 550 may be disposed in various ways, not limited herein, and in this embodiment, may be disposed on the transfer rack 510 via a mounting member 570.
The mounting member 570 has various structures, which are not limited herein, in this embodiment, the mounting member 570 may include a plurality of mounting plates 571, the mounting plates 571 are all disposed on the transfer rack 510, and are disposed around the turntable 520 in a one-to-one correspondence with the trays 530, and an upper end of each mounting plate 571 is provided with a proximity switch 550.
Different material taking clamps 580 can be respectively installed on the mechanical arm 540 to meet the material taking and placing standard after processing, the specific structure of the material taking clamp 580 is not limited, and the structure can be set according to actual production needs.
As shown in fig. 17 and 18, in order to meet the requirement of the above process, a suction fixture 815 may be disposed on the first robot arm, and the suction fixture 815 of the present invention includes a mounting main board 810, a plurality of first suction cups 820 for sucking bipolar plates, and a plurality of second suction cups 830 for sucking graphite plates; the first suction cups 820 and the second suction cups 830 are arranged on the same side of the installation main board 810 at intervals, the first suction cups 820 avoid an external flow channel of the bipolar plate and are uniformly distributed around the bipolar plate for sucking the bipolar plate, and the second suction cups 830 are distributed around the graphite plate for sucking the graphite plate.
The utility model discloses a same one side of the installation mainboard 810 that absorbs anchor clamps can have first sucking disc 820 and second sucking disc 830, second sucking disc 830 is used for absorbing the monoblock graphite cake, first bipolar plate veneer that is used for absorbing the suppression and accomplishes, first sucking disc 820 distributes and designs according to the outside runner characteristic of product, avoid runner and evenly distributed to absorb the polar plate all around, it is unstable effectively to prevent the polar plate to absorb, one such absorbs anchor clamps 815 can both be used in absorbing the graphite cake, can apply to absorbing on the bipolar plate again, moreover, the steam generator is simple in structure and light and handy, the output and the quality of product have been improved in bipolar plate production field, very big improvement equipment production efficiency.
As shown in fig. 19 and 20, the suction jig 815 may further include a vacuum generator 840, a first flow dividing plate 850, and a second flow dividing plate 860, the vacuum generator 840 is communicated with the first flow dividing plate 850 through a first pipeline 870, the vacuum generator 840 is communicated with the second flow dividing plate 860 through a second pipeline 880, valves 890 are respectively disposed on the first pipeline 870 and the second pipeline 880, the first suction cups 820 and the second suction cups 830 are vacuum suction cups, one end of each of the plurality of first suction cups 820 is communicated with the first flow dividing plate 850 through the mounting main plate 810, and one end of each of the plurality of second suction cups 830 is communicated with the second flow dividing plate 860 through the mounting main plate 810. The suction of the first suction disc 820 and the second suction disc 830 is realized by respectively controlling the opening and closing of the valves 890 on the first pipeline 870 and the second pipeline 880, when the graphite plate needs to be sucked, the valve 890 on the second pipeline 880 is opened, the valve 890 on the first pipeline 870 is closed, the second suction disc 830 sucks the graphite plate, when the bipolar plate needs to be sucked, the valve 890 on the first pipeline 870 is opened, the valve 890 on the second pipeline 880 is closed, and the first suction disc 820 sucks the graphite plate.
The valves 890 may each have an electric valve. A controller may be provided and electrically connected to the electrovalves to control the opening and closing of the first 870 and second 880 conduits.
When the graphite plate is pressed, the graphite plate is pressed into 2 bipolar plate veneers, graphite plate residues exist on the mold, in order to influence the external characteristics of the graphite plate by the next pressing, the suction fixture 815 can further comprise a plurality of air blowing nozzles 818 which are arranged on the installation main plate 810 at intervals, and the air blowing nozzles 818, the first suction cup 820 and the second suction cup 830 are arranged on the same side of the installation main plate 810. When the suction fixture 815 sucks the bipolar plate from the mold of the press, the blowing nozzle 818 starts to blow the upper mold and the lower mold of the mold by high-pressure air flow, so as to clean the graphite plate residue adhered on the mold and prevent the external characteristics of the graphite plate from being affected by the next mold pressing.
There are various arrangements of the plurality of blowing nozzles 818, which are not limited herein, and in this embodiment, the plurality of blowing nozzles 818 may be arranged at intervals on the same straight line. Thus, the whole mold can be cleaned by moving the suction jig 815 in one direction.
Mounting plate 810 may be rectangular and a plurality of blowing nozzles 818 may be distributed along any straight side of mounting plate 810.
As shown in fig. 21, the suction jig 815 may further include an air blower 811 and a third diversion plate 812, the air blower 811 may be respectively communicated with the third diversion plate 812 through a third pipe 813, the third pipe 813 is provided with a valve 890 for opening or closing the third pipe, and one end of the blowing nozzle 818 is communicated with the third diversion plate 812. When the suction fixture 815 sucks the bipolar plate from the mold of the press, the blower 811 and the valve 890 of the third pipeline 813 are opened, the blowing nozzle 818 starts to blow the upper mold and the lower mold of the mold by high-pressure air flow, so as to clean the graphite plate residue adhered on the mold and prevent the external characteristics of the graphite plate from being affected by the next mold pressing.
As shown in fig. 19, the first robot arm may further include a CCD vision system 816, the CCD vision system 816 is electrically connected to the first robot 541, and a camera 817 of the CCD vision system 816 is disposed on the mounting main board 810. The CCD vision system 816 can not only accurately determine the position, but also determine whether the molded bipolar plate is acceptable.
The first mechanical arm 541 comes to the position of the cleaning device 200, at this time, the second suction cup 830 sucks a graphite plate from the cleaning device 200 and sends the graphite plate to the molding press 310, the graphite plate enters the inside of the molding press 310, the CCD vision system 816 recognizes the characteristics of the press mold to correct the position information and transmit the information to the first mechanical arm 541, the first mechanical arm 541 makes corresponding position compensation according to the CCD information, and then the graphite plate is placed into the mold with high precision. After the graphite plate enters the molding press 310, the first mechanical arm 541 exits the molding press 310, the upper mold and the lower mold of the molding press 310 are closed to form a sealed cavity, then the sealed cavity is vacuumized, the upper mold and the lower mold are slowly pressed after reaching a specified vacuum degree, the pressure is maintained for a period of time after reaching a specified molding precision, the vacuum breaking of the sealed cavity is started, after the vacuum breaking is completed, the mold returns to the mold, the graphite plate is molded into 2 bipolar plate single plates after a pressing process, the first mechanical arm 541 enters the molding press 310 again, the CCD vision system 816 identifies the external characteristics of the 2 pressed bipolar plate single plates, and the product pressing OK/NG is judged. After the CCD vision system 816 determines that the product is good, the first suction cup 820 of the tool sucks 2 bipolar plate single plates, then the blowing nozzle 818 starts to purge the upper die and the lower die of the die with high-pressure air flow, so as to clean up graphite plate residues adhered on the die, and prevent the external characteristics of the graphite plate from being affected by the next die pressing, and the first suction cup 820 sucks the bipolar plate, conveys the bipolar plate to the position C, and then returns to the first manipulator 541 to wait for the next action in situ. The production efficiency of the bipolar plate is greatly improved; prevent that two functions then have improved the precision and the production quality of subsequent handling, the utility model provides a production progress and the quality of bipolar plate production, this simple structure is light and handy, has improved the output and the quality of product in bipolar plate production field, very big improvement equipment production efficiency and precision, reduce intensity of labour, have very big realistic meaning to bipolar plate's production.
According to actual production requirements, the second robot arm 541 may be provided with a tooling integrating tray grabbing and bipolar plate grabbing.
As shown in fig. 22, the tool includes a main plate 710, a first gripper 720, a second gripper 730, and a vacuum pickup 740; the first gripper 720 and the second gripper 730 are slidably disposed at both sides of one end of the main plate 710, and the first gripper 720 and the second gripper 730 are driven to approach the gripping tray 760 to each other or to release the gripping tray 760 from each other by the driving means 750; a vacuum pickup 740 is provided at the other end of the main plate 710 to pick up the bipolar plate.
The utility model discloses a frock that integrated tray 760 snatched and bipolar plate snatched utilizes first gripper 720 and second gripper 730 fitting piece to get tray 760 earlier, then puts to the work or material rest frock, then goes to absorb bipolar plate, moves to the work or material rest frock after, puts the bipolar plate on tray 760, under the condition that does not reduce the productivity, has reduced the cost and the energy consumption of frock; the tooling has a simple structure, is convenient to use reliably, can effectively complete the stacking of the bipolar plates, improves the product yield of bipolar plate production, reduces the labor intensity of bipolar plate stacking, and effectively improves the yield of bipolar plate production.
As shown in fig. 23, the driving device 750 has various structures, which are not limited herein, and in this embodiment, the driving device 750 may include a double-headed cylinder 780; the double-headed cylinder 780 is fixed at one end of the main plate 710, and one driving end of the double-headed cylinder 780 is in driving connection with the first gripper 720 and the other driving end is in driving connection with the second gripper 730, so that the first gripper 720 and the second gripper 730 approach each other to grip the tray 760 or move away from each other to release the tray 760.
The sliding paths of the first and second grippers 720 and 730 are parallel to the extending direction of both ends of the main plate 710.
When the tray 760 needs to be grabbed, the double-headed cylinder 780 synchronously drives the second gripper 730 and the first gripper 720 to move away from each other, and then reaches the fetching position of the tray 760, and the double-headed cylinder 780 synchronously drives the second gripper 730 and the first gripper 720 to move close to each other to grab the tray 760.
In another practical manner, the driving device 750 may be an electric sliding table, the electric sliding table is disposed along the length extending direction of the two ends of the main board 710, the first gripper 720 and the second gripper 730 are respectively disposed on the two electric sliding blocks of the electric sliding table, the two electric sliding tables respectively slide along the length extending direction of the electric sliding table, and the second gripper 730 and the first gripper 720 are synchronously driven to approach or separate from each other.
There are various configurations of the first gripper 720 and the second gripper 730, which are not limited herein, in this embodiment, a first clamping member 790 may be disposed on a side wall of the first gripper 720 opposite to the second gripper 730, a second clamping member 770 may be disposed on a side wall of the second gripper 730 opposite to the first gripper 720, and the clamping members on the first gripper 720 and the second gripper 730 cooperate with each other, so that when the second gripper 730 approaches the first gripper 720, the first clamping member 790 and the second clamping member 770 clamp the tray 760.
The first clamping member 790 and the second clamping member 770 have various structures, which are not limited herein, in this embodiment, each of the first clamping member 790 and the second clamping member 770 includes at least two clamping columns 711, one end of each clamping column 711 on the first clamping member 790 is fixed to the first gripper 720, the other end of each clamping column 711 on the second clamping member 770 is fixed to the second gripper 730, the other end of each clamping column 711 on the first clamping member 790 is provided with a clamping groove 712, the clamping columns 711 on the first clamping member 790 and the clamping columns 711 on the second clamping member 770 correspond to each other in a one-to-one manner, the clamping columns 711 in the one-to-one correspondence manner are on the same straight line, all the clamping columns 711 are on the same plane, and the tray 760 is clamped in the clamping groove 712. The double-headed cylinder 780 synchronously drives the second gripper 730 and the first gripper 720 to approach each other, and the clamping groove 712 of the clamping column 711 of the second clamping member 770 and the clamping groove 712 of the clamping column 711 of the second clamping member clamp two side edges of the tray 760 respectively to clamp the tray 760.
In order to facilitate the clamping groove 712 of the clamping column 711 of the second clamping member 770 and the clamping groove 712 of the clamping column 711 of the second clamping member to clamp two side edges of the tray 760, respectively, a first pressing member 713 may be disposed on a side wall of the first gripper 720 opposite to the second gripper 730, a second pressing member 714 may be disposed on a side wall of the second gripper 730 opposite to the first gripper 720, and the first pressing member 713 and the second pressing member 714 may be disposed above a plane where the clamping column 711 is located to press and position the tray 760. When the tray 760 is gripped, the double-headed cylinder 780 synchronously drives the second gripper 730 and the first gripper 720 to move away from each other, and then clamps the first pressing member 713 and the second pressing member 714 on the tray 760, and then the double-headed cylinder 780 synchronously drives the second gripper 730 and the first gripper 720 to move close to each other.
The first compressing member 713 and the second compressing member 714 have various structures, which are not limited herein, in this embodiment, the first compressing member 713 and the second compressing member 714 may each include at least two compressing columns 715, the compressing columns 715 on the first clamping member 790 and the compressing columns 715 on the second clamping member 770 are in a one-to-one correspondence, the compressing columns 715 in the one-to-one correspondence are in the same straight line, and the clamping columns 711 are in the same plane. All of the gripping posts 711 press against the tray 760 to be grasped.
At least two packing posts 715 may be disposed on both sides of first packing 790 and second packing 770, respectively. Better compression locates the tray 760 to be grasped while avoiding deformation of the tray 760 during gripping by the first and second gripping members 790 and 770.
The vacuum pickup 740 has various structures, which are not limited herein, and in this embodiment, the vacuum pickup 740 may include a mounting plate 716 and a plurality of vacuum suction nozzles 717 provided on the mounting plate 716, and the mounting plate 716 is fixed to the other end of the main plate 710. Mounting panel 716 can be fixed on mainboard 710 through vertical board, and vertical board can be two, sets up respectively at the both ends of mounting panel 716, and the one end of vertical board is fixed on mainboard 710, and the other end is fixed on mounting panel 716.
The bipolar plate comprises 6 vacuum suction nozzles 717, the 6 vacuum suction nozzles 717 are arranged on the mounting plate 716 and correspond to the periphery of the bipolar plate, and the bipolar plate 5 cannot have the phenomenon of double-tension due to the fact that the periphery of the bipolar plate is stressed and cannot drop or leave suction cup indentations due to the fact that the silica gel traceless suction cup does not have the suction cup indentations.
The third robot arm 541 may also be provided with a clamp, and the clamp may have various structures, which is not limited herein.
After the second robot 542 removes the bipolar plates from the tray, they are placed on an automated caging device. The automatic caging device has various structures, and is not limited in the structure.
Referring to fig. 24-29, the automatic caging device for graphite bipolar plates comprises a material taking platform 610, a mechanical arm 620, a cage 630 and a safety grating 660.
The utility model discloses an automatic dress cage device for in the cage 630 of accurately packing into of graphite bipolar plate's warehousing and transportation frock 670, a side of warehousing and transportation frock 670 is equipped with the external board 680 of U-shaped, is equipped with a plurality of spacing holes on the external board 680 of U-shaped.
Referring to fig. 27, the material taking platform 610 includes a first rail 611, a second rail 612, a tray 613 and a drag chain 614, the first rail 611 and the second rail 612 are both electric cylinder modules, a connecting frame 615 is disposed at a lower portion of the first rail 611, the connecting frame 615 is connected to the second rail 612, so that the first rail 611 and the second rail 612 are disposed vertically, the second rail 612 can drive the connecting frame 615 to move, so that the first rail 611 moves along the second rail 612, and a lower portion of the tray 613 is connected to the first rail 611 and driven by the first rail 611 to slide along the first rail 611. The drag chain 614 is used for storing the wires of the first rail 611 and the second rail 612 inside, and preventing the wires from being broken. In this embodiment, the toyo electric cylinder module can be selected from the first guide rail 611 and the second guide rail 612.
The tray 613 is used for clamping a storage and transportation tool 670 for storing a graphite bipolar plate, in this embodiment, the tray 613 is rectangular plate-shaped, a rectangular groove is formed in the upper portion of the tray 613, a plurality of limiting blocks are arranged at the edge of the groove, the bottom of the storage and transportation tool 670 is located in the groove, and all the limiting blocks abut against the side faces of the storage and transportation tool, so that the storage and transportation tool 670 is stably clamped on the tray 613. The material taking platform 610 serves as a conveying mechanism of the storage and transportation tool 670, and since the first guide rail 611 and the second guide rail 612 are both electric cylinder modules, the tray 613 can be accurately conveyed to a designated position through screw transmission to prepare for cage loading.
Referring to fig. 24, fig. 25 and fig. 26, the robot 620 includes a gripper and a CCD vision inspection system 629, in this embodiment, the robot 620 selects a three-dimensional moving robot, the gripper includes a body 621, two clamping portions 622 and a positioning plate 623 disposed on the body 621, the clamping portions 622 are L-shaped plates, the two clamping portions 622 are disposed opposite to each other and a double-piston wide-type air claw 624 is disposed therebetween, the double-piston wide-type air claw 624 is fixed on the body 621, the double-piston wide-type air claw 624 is respectively connected to the upper ends of the two clamping portions 622, the lower end of the clamping portion 622 is provided with two semicircular positioning grooves 627, the positioning plate 623 is disposed between the two clamping portions 622, the upper portion of the positioning plate 623 is connected to a positioning cylinder 625, the positioning cylinder 625 is fixed on the body 621, two sides of the positioning plate 623 are further provided with two guiding pillars 626, the upper ends of the guiding pillars 626 are fixed on the body 621, when the robot 620 clamps the storage and transportation tool, the two guide columns 626 are inserted into the limit holes of the U-shaped external connection plate 680, the double-piston wide air claw 624 drives the lower ends of the two clamping parts 622 to enter the U-shaped external connection plate 680 from two sides respectively, so that each positioning groove 627 embraces one guide column 626, the positioning plate 623 and the lower ends of the two clamping parts 622 clamp the U-shaped external connection plate 680, and the mechanical arm 620 clamps one side surface of the storage and transportation tool 670, namely, stable clamping of the storage and transportation tool 670 is realized. A through hole 628 is disposed at the rear side of the main body 621, and a CCD vision detecting system 629 is disposed above the through hole 628 and fixed on the main body 621.
Referring to fig. 28, the cage 630 is a rectangular frame formed by welding steel bars, the interior of the cage 630 is partitioned into a plurality of identical storage frames which are coplanar, a CCD visual feature recognition portion 631 is disposed at the top of the cage 630, a circular surface at the top of the steel bars with four vertical sides is used as the CCD visual feature recognition portion 631, the four circular surfaces are recognized by a CCD visual detection system 629, a plurality of support legs 632 are disposed at the bottom of the cage 630, the support legs 632 are supported on the ground, a logistics robot 640 is disposed between the support legs 632, and the logistics robot 640 is used for transporting away the cage 630.
Referring to fig. 29, the safety grating 660 is disposed at the edge of the safety door 650, the safety door 650 encloses the material taking platform 610, the robot 620 and the cage 630, the safety grating 660 is connected to the robot 620, and the safety grating 660 detects that a person enters the safety door and is triggered, so that the robot 620 stops moving, and personal safety of the worker is guaranteed.
The utility model discloses an automatic dress cage device's dress cage process does: firstly, a storage and transportation tool 670 for storing graphite bipolar plates is installed on a tray 613, a material taking platform 610 clamps the tray 613 to a specified position along a mutually vertical direction through a first guide rail 611 and a second guide rail 612, a mechanical arm 620 clamps the storage and transportation tool 670 through two clamping parts 622 and a positioning plate 623 in a matching way, a CCD visual detection system 629 identifies a CCD visual characteristic identification part 631 on a cage 630 and determines the moving track (X, Y, Z three-axis movement distance) of the mechanical arm 620, the mechanical arm 620 is controlled to move to a specified storage frame according to the moving track, a double-piston wide-type gas claw 624 drives the two clamping parts 622 to move outwards, and the storage and transportation tool 670 is released to be installed in the storage frame. Because the mechanical arm 620 only clamps one side surface of the storage and transportation tool 670, the storage and transportation tool 670 can fall into the area of a storage frame accurately, the influence on the previous loading of the storage and transportation tool 670 is avoided, and the cage loading precision is improved.
The utility model discloses a graphite bipolar plate compression molding adopts the automated technology production technology, frees people from heavy physical labor, abominable working environment, has greatly improved labor production efficiency; the equipment adopts various robots to cooperate with a CCD vision system to carry products, so that the production precision of the bipolar plate in the compression molding process is effectively ensured, the product yield is improved, and the production cost of the bipolar plate is reduced; the graphite scrap residues are collected in an automatic mode by the equipment process, so that the dust danger is effectively avoided, and the equipment and the life safety are protected; all unqualified products are collected and reused by wastes, so that the utilization rate of raw materials is improved, the production cost is reduced, and the environment protection is facilitated; the graphite bipolar plate compression molding process equipment also greatly improves the industrial production level and promotes the development of the compression molding process of the fuel cell bipolar plate.
The above is not relevant and is applicable to the prior art.
Although certain specific embodiments of the present invention have been described in detail by way of illustration, it will be understood by those skilled in the art that the foregoing examples are for purposes of illustration only and are not intended to limit the scope of the invention, which is to be construed as broadly as the present invention will suggest themselves to those skilled in the art to which the invention pertains and which is susceptible to various modifications or additions and similar arrangements to the specific embodiments described herein without departing from the scope of the invention as defined in the appended claims. It should be understood by those skilled in the art that any modifications, equivalent substitutions, improvements and the like made to the above embodiments according to the technical spirit of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides a graphite bipolar plate compression molding system which characterized in that: the method comprises the following steps: the automatic cage loading device comprises a feeding device, a cleaning device, a mould pressing device, a conveying device, a deburring device, an automatic cage loading device and an electric control system;
the feeding device is used for feeding the graphite plate to the cleaning device;
the cleaning device is used for cleaning impurities on the surface of the graphite plate;
the mould pressing device is used for mould pressing the cleaned graphite plate into a bipolar plate single plate;
the deburring device is used for cutting burrs around the bipolar plate single plate;
the conveying device is used for transferring the graphite plate to the die pressing device through the cleaning device, transferring waste materials to a recovery position after die pressing is finished, transferring finished bipolar plate single plates to the deburring device, and transferring the bipolar plate single plates to the automatic caging device after a deburring process is finished;
the automatic caging device transfers the bipolar plate single plate to other stations;
and the electric control system is electrically connected with the feeding device, the cleaning device, the taking device, the die pressing device, the conveying device, the deburring device and the automatic cage loading device respectively and is used for controlling all the devices.
2. A graphite bipolar plate compression molding system as claimed in claim 1, wherein: the feeding device comprises a feeding rack, and a feeding mechanism, a feeding lifting mechanism, a separating mechanism and a transplanting mechanism which are arranged on the feeding rack; the feeding mechanism is arranged on one side of the transplanting mechanism and used for loading graphite plate stacks and carrying the graphite plate stacks to the feeding lifting mechanism; the transplanting mechanism is arranged right above the feeding lifting mechanism and is used for sucking the graphite plates on the upper surface of the graphite plate stack and transferring the sucked graphite plates to the cleaning device; the feeding lifting mechanism is used for lifting the graphite plates so that the graphite plates on the upper surface of the graphite plate pile are always on the same horizontal plane with the material taking surface of the transplanting mechanism; the separating mechanism is arranged between the transplanting mechanism and the graphite plate stack on the feeding lifting mechanism, so that the transplanting mechanism can suck a single graphite plate at each time.
3. A graphite bipolar plate compression molding system as claimed in claim 2, wherein: cleaning device is including cleaning frame, feeding platform, cleaning mechanism and actuating mechanism, the upper end of cleaning the frame is equipped with the work platform that the level set up, feeding platform level sets up, and with cleaning mechanism sets up along preceding back direction interval work platform's upper end, just feeding platform with work platform sliding connection, feeding platform's upper end is equipped with multiunit adsorption component, multiunit adsorption component is used for jointly fixing the graphite cake feeding platform's upper end, actuating mechanism with feeding platform transmission is connected, and the drive feeding platform drives the graphite cake back-and-forth movement and is close to or keeps away from clean the mechanism, clean the impurity that the mechanism is used for handling on the graphite cake.
4. A graphite bipolar plate compression molding system as claimed in claim 3, wherein: clean the mechanism and include dust cage, multiunit air cock subassembly and suction hood, open in the front portion of work platform upper end has a rectangle breach, feeding platform sets up the front side of breach, the actuating mechanism drive work platform removes to the top of breach, multiunit the air cock subassembly is enclosed and is established respectively around the breach, the suction hood is the rectangle for the upper end, the lower extreme is the circular shape funnel shaped structure, and its vertical setting is in the front portion of frame, and its upper end with the breach parallel and level, its lower extreme pass through the external negative pressure getter device of negative pressure trachea, the inside cavity and the front end opening of dust cage, its cover is established outside multiunit air cock subassembly.
5. A graphite bipolar plate compression molding system as claimed in claim 4, wherein: the mould pressing device comprises a mould pressing machine and an impurity absorption tool arranged on the mould pressing machine, wherein the impurity absorption tool is used for cleaning and recovering impurities generated on the mould pressing machine after a graphite plate is pressed.
6. A graphite bipolar plate compression molding system as claimed in claim 4 or 5, wherein: the deburring device comprises a workbench, an XYZ three-axis module, a laser cutting mechanism, a CCD visual system and at least one graphite bipolar plate operating platform, wherein the XYZ three-axis module is arranged on the workbench, cameras of the laser cutting mechanism and the CCD visual system are arranged on the XYZ three-axis module, the XYZ three-axis module drives the laser cutting mechanism and the cameras of the CCD visual system to move along the X-axis direction, the Y-axis direction and the Z-axis direction respectively, the X-axis direction, the Y-axis direction and the Z-axis direction are perpendicular to each other, and the at least one graphite bipolar plate operating platform is arranged on the workbench at intervals.
7. A graphite bipolar plate compression molding system as claimed in claim 6, wherein: the conveying device comprises:
a transfer rack;
a turntable rotatably mounted on the transfer gantry about a central axis thereof;
the material trays are arranged on the turntable at intervals around the circumferential direction of the turntable, so that when the material trays rotate to a preset position opposite to the mechanical arm, the mechanical arm takes and places materials at other stations onto the material trays or takes and places the materials on the material trays onto other stations;
the proximity switches are multiple and correspond to the material discs one by one and are used for detecting whether the material discs correspond to the proximity switches or not.
8. A graphite bipolar plate compression molding system as claimed in claim 7, wherein: the three material trays are arranged on the turntable at intervals in the circumferential direction of the turntable, the three mechanical arms correspond to the material trays one by one and are respectively a first mechanical arm, a second mechanical arm and a third mechanical arm, the first mechanical arm transfers a graphite plate from a cleaning device to a die pressing device and transfers a die-pressed bipolar plate single plate to the material tray positioned at a first preset position, when the material tray rotates to a second preset position, the second mechanical arm transfers the bipolar plate single plate on the material tray to a deburring device, after a deburring process is finished, the bipolar plate single plate is transferred back to the material tray, and when the material tray rotates to a third preset position, the third mechanical arm transfers the bipolar plate positioned on the material tray to the automatic cage loading device; the proximity switches are three and correspond to the material discs one by one and are used for detecting whether the material discs correspond to the proximity switches or not.
9. A graphite bipolar plate compression molding system as claimed in claim 8, wherein: the first mechanical arm is provided with an absorbing clamp, and the absorbing clamp comprises an installation main board, a plurality of air blowing nozzles, a plurality of first suckers for absorbing the bipolar plates and a plurality of second suckers for absorbing the graphite plates; the first suckers and the second suckers are arranged on the same side of the installation main board at intervals, the first suckers avoid an external flow channel of the bipolar plate and are uniformly distributed around the bipolar plate to suck the bipolar plate, and the second suckers are distributed around the graphite plate to suck the graphite plate; the air blowing nozzles are arranged on the installation main board at intervals, and the air blowing nozzles, the first suckers and the second suckers are arranged on the same side of the installation main board.
10. A graphite bipolar plate compression molding system as claimed in claim 9, wherein: the automatic cage loading device comprises a material taking platform, a fourth mechanical arm and a cage frame, wherein the material taking platform comprises a first guide rail, a second guide rail and a tray, the tray is used for clamping and storing the storage and transportation tool of the graphite bipolar plate, the tray is arranged on the first guide rail, the lower part of the first guide rail is vertically connected with the second guide rail, the first guide rail and the second guide rail are both electric cylinder modules, the fourth mechanical arm comprises a mechanical claw and a CCD visual detection system, the mechanical claw is provided with a positioning plate driven by an air cylinder and two oppositely arranged clamping parts, the clamping parts are L-shaped plate bodies, the positioning plate is arranged between the two clamping parts, the lower ends of the two clamping parts are used for extending into the inside of a U-shaped external plate on the side surface of the storage and transportation tool, the positioning plate is used for abutting against the outer surface of the U-shaped external plate, and the positioning plate and the two clamping parts clamp the U-, the mechanical claw is enabled to clamp one side face of the storage and transportation tool, the CCD vision detection system is fixed on the mechanical claw, a plurality of CCD vision characteristic identification parts are arranged at the top of the cage, a plurality of storage frames which are coplanar are arranged in the cage, the material taking platform is used for conveying the storage and transportation tool to a specified position, the mechanical claw is used for clamping the storage and transportation tool from the specified position, the CCD vision detection system is used for identifying the CCD vision characteristic identification parts on the cage and determining the moving track of the fourth mechanical arm, and the fourth mechanical arm is controlled to move to the specified storage frame according to the moving track.
CN201921868113.8U 2019-10-31 2019-10-31 Graphite bipolar plate compression molding system Active CN211222178U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113524768A (en) * 2021-06-23 2021-10-22 河南城建学院 Pressing device for graphite bipolar plate of fuel cell
CN115195165A (en) * 2022-08-02 2022-10-18 深圳市贝利医疗设备有限公司 Device for removing waste on plate
CN116691054A (en) * 2023-07-28 2023-09-05 深圳市昆龙卓盈机电有限公司 Processing method of graphite bipolar plate of fuel cell

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113524768A (en) * 2021-06-23 2021-10-22 河南城建学院 Pressing device for graphite bipolar plate of fuel cell
CN115195165A (en) * 2022-08-02 2022-10-18 深圳市贝利医疗设备有限公司 Device for removing waste on plate
CN115195165B (en) * 2022-08-02 2023-12-22 深圳市贝利医疗设备有限公司 Device for removing waste materials on plate
CN116691054A (en) * 2023-07-28 2023-09-05 深圳市昆龙卓盈机电有限公司 Processing method of graphite bipolar plate of fuel cell
CN116691054B (en) * 2023-07-28 2024-01-30 深圳市昆龙卓盈机电有限公司 Processing method of graphite bipolar plate of fuel cell

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Address after: B312-111, No. 2 Fengwei Road, Huizhi Enterprise Center, Xishan Economic and Technological Development Zone, Wuxi City, Jiangsu Province, 214000

Patentee after: Mofang Hydrogen Energy Technology (Jiangsu) Co., Ltd.

Address before: 252000 Zhonghua Road East Tianjin Road South, high tech Industrial Development Zone, Liaocheng City, Shandong Province

Patentee before: SHANDONG CUBE NEW ENERGY TECHNOLOGY Co.,Ltd.