CN108736025B - Membrane electrode spraying equipment - Google Patents
Membrane electrode spraying equipment Download PDFInfo
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- CN108736025B CN108736025B CN201810902461.6A CN201810902461A CN108736025B CN 108736025 B CN108736025 B CN 108736025B CN 201810902461 A CN201810902461 A CN 201810902461A CN 108736025 B CN108736025 B CN 108736025B
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- 238000005507 spraying Methods 0.000 title claims abstract description 85
- 239000012528 membrane Substances 0.000 title claims abstract description 47
- 230000007246 mechanism Effects 0.000 claims abstract description 276
- 239000000463 material Substances 0.000 claims abstract description 140
- 230000007306 turnover Effects 0.000 claims abstract description 23
- 238000007599 discharging Methods 0.000 claims abstract description 22
- 239000007921 spray Substances 0.000 claims abstract description 11
- 230000009471 action Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000011079 streamline operation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 10
- 238000012840 feeding operation Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000001680 brushing effect Effects 0.000 description 4
- 238000007598 dipping method Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8825—Methods for deposition of the catalytic active composition
- H01M4/8828—Coating with slurry or ink
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/88—Processes of manufacture
- H01M4/8825—Methods for deposition of the catalytic active composition
- H01M4/886—Powder spraying, e.g. wet or dry powder spraying, plasma spraying
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Spray Control Apparatus (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention provides membrane electrode spraying equipment, which relates to the field of membrane electrode spraying and comprises a workbench, a fixed support, a loading position arranged on the fixed support, a unloading position arranged on the fixed support, a feeding mechanism fixed on the workbench and used for conveying materials, a turnover fixing mechanism fixed on the fixed support and used for fixing turnover materials, and a spraying device used for spraying the materials; the spray head of the spraying device is arranged on the moving path of the feeding mechanism or at the overturning and fixing mechanism; the feeding mechanism can move the materials in the feeding level to the overturning and fixing mechanism and can move the materials at the overturning and fixing mechanism to the discharging level; the fixed support is fixed on the workbench. The membrane electrode spraying equipment provided by the invention effectively solves the problem of low automation degree in the prior art, realizes batch and streamline operation of membrane electrode spraying, has a simple mechanical structure and high automation degree, and greatly improves the production efficiency.
Description
Technical Field
The invention relates to the field of membrane electrode spraying, in particular to membrane electrode spraying equipment.
Background
The fuel cell is efficient and environment-friendly, can directly convert chemical energy of fuel into electric energy, does not have heat engine working in the conversion process, and has no limitation of Carnot cycle, so that the energy conversion rate is higher. The proton exchange membrane fuel cell is a power generation device with zero emission, high efficiency and high power density, and has extremely attractive prospect in the aspect of new energy traffic power application. The membrane electrode is a multiphase material transmission and chemical reaction site, and determines the performance, service life and cost of the proton exchange membrane.
Currently, the commercial membrane electrode is prepared by directly preparing the catalyst on the surface of the proton exchange membrane. The production process mainly comprises two process methods: one is a process method of multiple brushing and compounding, and the other is a process method of dipping production. The dipping production process is suitable for small-scale experimental preparation and cannot meet the requirement of large-scale batch production; by adopting a brushing and compounding process method, a complex device is required to finish spraying operation, and the proton exchange membrane cannot be actively turned over to spray, so that the automation degree is low, and the spraying efficiency is greatly influenced.
Disclosure of Invention
Aiming at the problems, the invention provides the membrane electrode spraying equipment for solving the problems that the dipping process cannot be produced in batches and the automation degree of the brushing composite process is low in the prior art.
In order to achieve the above purpose, the technical scheme provided by the invention is as follows:
the invention provides membrane electrode spraying equipment which comprises a workbench, a fixed support, a feeding position arranged on the fixed support, a discharging position arranged on the fixed support, a feeding mechanism fixed on the workbench and used for conveying materials, a turnover fixing mechanism fixed on the fixed support and used for fixing and turning the materials, and a spraying device used for spraying the materials, wherein the feeding mechanism is used for fixing and turning the materials; the spray head of the spraying device is arranged on the moving path of the feeding mechanism or at the overturning and fixing mechanism; the feeding mechanism can move the materials in the feeding level to the overturning and fixing mechanism and can move the materials at the overturning and fixing mechanism to the discharging level; the fixed support is fixed on the workbench.
In the membrane electrode spraying equipment provided by the invention, preferably, the feeding level and the discharging level are both provided with the material box mechanism, and the material box mechanism comprises a box body fixed on the fixed bracket; the bottom of the box body is a box bottom with an opening at the bottom; the box body comprises a left telescopic mechanism group arranged on the left side of the upper surface of the box bottom and a right telescopic mechanism group arranged on the right side of the upper surface of the box bottom; the left telescopic mechanism group comprises a plurality of left telescopic mechanisms; the right telescopic mechanism group comprises a plurality of right telescopic mechanisms; the telescopic part of the left telescopic mechanism and the telescopic part of the right telescopic mechanism are arranged oppositely; the feeding mechanism comprises a platform with a heat source for placing materials; the platform is movable to below the magazine mechanism.
In the membrane electrode spraying equipment provided by the invention, preferably, the front side wall and the rear side wall of the box body can move in opposite directions or in opposite directions along the box bottom; the left telescopic mechanism group and the right telescopic mechanism group are arranged between the front side wall and the rear side wall; the left telescopic mechanism and the right telescopic mechanism can slide along the front-back direction.
In the membrane electrode spraying equipment provided by the invention, preferably, two right-angle limiting frames for limiting the material position are respectively arranged on the opposite surfaces of the front side wall and the rear side wall; the four right-angle limiting frames can be overlapped with four corners of the same rectangle; the right-angle limiting frame on the front side wall can move along with the front side wall; the right angle limiting frame on the rear side wall can move along with the rear side wall; the right-angle limiting frame on the front side wall can slide left and right on the front side wall; the right-angle limiting frame on the rear side wall can slide left and right on the rear side wall.
The membrane electrode spraying equipment provided by the invention preferably comprises a plurality of ejector pins penetrating through the platform, an ejection mechanism for driving the ejector pins to lift, a base and a moving mechanism; the thimble can move up and down relative to the platform under the drive of the jacking mechanism; the platform and the jacking mechanism are both fixed on the base; the jacking mechanism is positioned between the base and the platform; the base is arranged on the moving mechanism; the base moves on the workbench under the action of the moving mechanism.
In the membrane electrode spraying equipment provided by the invention, preferably, four right-angle limiting blocks are arranged on the platform; the four right-angle limiting blocks can be overlapped with four corners of a rectangle; the ejector pins are all located in a rectangle formed by the four right-angle limiting blocks.
The membrane electrode spraying equipment provided by the invention preferably further comprises a top needle seat; the thimble is vertically fixed on the thimble seat; the jacking seat is fixed at the jacking part of the jacking mechanism; the jacking mechanism is arranged on the platform; the two adjacent right-angle limiting blocks are slidable limiting blocks, the slidable limiting blocks can slide on the platform in a straight line, and the sliding direction of the slidable limiting blocks is perpendicular to the connecting line direction of the two slidable limiting blocks; the adjustable thimble is fixed on the thimble seat in a sliding way, the adjustable thimble can slide on the platform, and the sliding direction of the adjustable thimble is the same as that of the slidable limiting block.
The membrane electrode spraying equipment provided by the invention is characterized in that preferably, the overturning and fixing mechanism comprises a clamping mechanism for clamping materials and an overturning mechanism for driving the materials to overturn; the overturning and fixing mechanism can drive the clamping mechanism to overturn together with the material.
The membrane electrode spraying equipment provided by the invention preferably comprises a first cylinder, a first ejector pin seat fixed on a piston rod of the first cylinder, a second cylinder and a second ejector pin seat fixed on a piston rod of the second cylinder, wherein the clamping mechanism comprises a first cylinder and a first ejector pin seat fixed on a piston rod of the first cylinder; the piston rod of the first cylinder is arranged opposite to the piston rod of the second cylinder; a plurality of fixed ejector pins are respectively arranged on the first ejector pin seat and the second ejector pin seat;
wherein, at least 2 fixed ejector pins are arranged on the first ejector pin seat, and at least 1 fixed ejector pin is arranged on the second ejector pin seat; or at least 1 fixed thimble is arranged on the first thimble seat, and at least 2 fixed thimbles are arranged on the second thimble seat.
In the membrane electrode spraying equipment provided by the invention, preferably, the first thimble block is rotatably fixed in the first thimble seat, and the fixed thimbles on the first thimble seat are all fixed on the first thimble block; a second thimble block is rotatably fixed in the second thimble seat, and fixed thimbles on the second thimble seat are fixed on the second thimble block; the turnover mechanism comprises a rotary driving mechanism fixed on the first ejector seat; the rotary driving mechanism can drive the first ejector pin block to rotate relative to the first ejector pin seat.
The technical scheme has the following advantages or beneficial effects:
the invention provides membrane electrode spraying equipment which comprises a workbench, a fixed support, a feeding position arranged on the fixed support, a discharging position arranged on the fixed support, a feeding mechanism fixed on the workbench and used for conveying materials, a turnover fixing mechanism fixed on the fixed support and used for fixing and turning the materials, and a spraying device used for spraying the materials, wherein the feeding mechanism is used for fixing and turning the materials; the spray head of the spraying device is arranged on the moving path of the feeding mechanism or at the overturning and fixing mechanism; the feeding mechanism can move the materials in the feeding level to the overturning and fixing mechanism and can move the materials at the overturning and fixing mechanism to the discharging level; the fixed support is fixed on the workbench. According to the membrane electrode spraying equipment, automatic feeding and discharging are realized through the matching of the material box mechanism and the feeding mechanism; through the overturning fixing mechanism, automatic spraying overturning is realized; the problem of degree of automation is not high among the prior art has effectively been solved, has realized the batchization of membrane electrode spraying, streamlined operation, and mechanical structure is simple, and degree of automation is high, has greatly improved production efficiency.
Drawings
The invention and its features, aspects and advantages will become more apparent from the detailed description of non-limiting embodiments with reference to the following drawings. Like numbers refer to like parts throughout. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.
Fig. 1 is a schematic structural view of a membrane electrode spraying apparatus provided in embodiment 1 of the present invention;
fig. 2 is a schematic front view of the membrane electrode spraying apparatus according to embodiment 1 of the present invention;
fig. 3 is a schematic top view of the membrane electrode spraying apparatus according to embodiment 1 of the present invention;
fig. 4 is a schematic structural view of a cartridge mechanism of the membrane electrode assembly spraying apparatus according to embodiment 1 of the present invention;
fig. 5 is a schematic structural diagram of a feeding mechanism of the membrane electrode spraying apparatus provided in embodiment 1 of the present invention;
fig. 6 is a schematic view of a part of the structure of a feeding mechanism of the membrane electrode spraying apparatus provided in embodiment 1 of the present invention;
fig. 7 is a schematic structural view of a turnover fixing mechanism of the membrane electrode spraying apparatus provided in embodiment 1 of the present invention;
fig. 8 is a material frame provided in embodiment 1 of the present invention.
Detailed Description
The invention will now be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the invention.
Example 1:
as shown in fig. 1 to 3, the membrane electrode spraying apparatus provided in embodiment 1 of the present invention includes a workbench 01, a fixed support 02, a loading level 03 provided on the fixed support 02, a unloading level 04 provided on the fixed support 02, a feeding mechanism 2 for conveying materials fixed on the workbench 01, a turnover fixing mechanism 3 for fixing and turning over the materials fixed on the fixed support 02, and a spraying device 06 for spraying the materials (the spraying device 06 mainly includes a structure understood by those skilled in the art such as a spraying apparatus and a support, and can be fixed on the workbench 01 of the present invention, can be fixed on the fixed support 02 of the present invention, and can also be a structure separated from the workbench 01 and the fixed support 02, and in the embodiment of the present invention, the spraying device 06 is fixed on the fixed support 02, and a nozzle of the spraying device 06 is located on a path of the feeding mechanism 2); the feeding mechanism 2 can move the material in the feeding level 03 to the position of the overturning and fixing mechanism 3, and can also move the material at the position of the overturning and fixing mechanism 3 to the position of the discharging level 04; the fixing bracket 02 is fixed on the workbench 01.
The material in embodiment 1 of the present invention may be a material frame 05 provided with two proton membranes 051 as shown in fig. 8, but is not limited to this material form. Stacking a plurality of material frames to the position of the upper material level 03, moving the feeding mechanism 2 to the position of the upper material level 03, taking out one material frame 05 from the upper material level 03 and conveying the material frame 05 to a spray head of the spraying device 06, spraying one surface of the material frame 05 by the spraying device 06, after the spraying is finished, moving the material frame 05 sprayed by one surface to the overturning fixing mechanism 3 by the feeding mechanism 2, fixing and overturning the material frame 05 conveyed by the feeding mechanism 2 by the overturning fixing mechanism 3, putting the overturned material frame 05 back to the feeding mechanism 2 by the overturning fixing mechanism 3, spraying the other surface by the spray head of the spraying device 06 by the feeding mechanism 2, and conveying the sprayed material frame 05 to the position of the lower material level 04 by the feeding mechanism 2 after the spraying is finished by the double-surface uniform spraying, so as to finish one spraying operation. The membrane electrode spraying equipment provided by the embodiment 1 of the invention solves the problems that the dipping process cannot be produced in batch and the automation degree of the brushing composite process is low in the prior art, realizes the automatic operation of feeding, spraying, overturning and discharging, reduces the complexity of the equipment and improves the spraying efficiency.
Further, as shown in fig. 4, the feeding level 03 and the discharging level 04 are both provided with a cartridge mechanism 1, and the cartridge mechanism 1 includes a cartridge 11 fixed on a fixed bracket 02; the bottom of the box body 11 is a box bottom 111 with an opening at the bottom; the box body 11 comprises a left telescopic mechanism group 12 arranged on the left side of the upper surface of the box bottom 111 and a right telescopic mechanism group 13 arranged on the right side of the upper surface of the box bottom 111; the left telescopic mechanism group 12 includes two left telescopic mechanisms 121; the right telescopic mechanism group 13 includes two right telescopic mechanisms 131; the telescopic part of the left telescopic mechanism 121 is arranged opposite to the telescopic part of the right telescopic mechanism 131; the feeding mechanism 2 comprises a platform 21 with a lifting function for placing materials; the platform 21 can move to the lower part of the material box mechanism 1 (box body 11) and the spray head of the spraying device 06; the stage 21 is provided with a heat source for promoting the evaporation of the spray solvent (the heat source may be a heat source made of a resistance wire in the prior art, but is not limited thereto, and it is clear and clear to a person skilled in the art what kind of prior art heat source is used). The left telescopic mechanism 121 and the right telescopic mechanism 131 are all air cylinders, and telescopic parts of the left telescopic mechanism 121 and the right telescopic mechanism 131 are piston rods of the air cylinders.
After stacking a plurality of material frames 05 to the upper material level 03, when feeding operation is performed, the feeding mechanism 2 moves the platform 21 below the box body 11 of the upper material level 03, the platform 21 lifts up to prop against the bottommost material frame 05 in the box mechanism 1 of the upper material level 03, the piston rods of the left telescopic mechanism 121 and the right telescopic mechanism 131 are retracted, the bottommost material frame 05 falls onto the platform 21, the piston rods of the left telescopic mechanism 121 and the right telescopic mechanism 131 extend, and the penultimate material frame 05 is clamped; when discharging, the feeding mechanism moves the platform 21 carrying the material frame 05 to the lower part of the box body 11 of the discharging position 04, the platform 21 is lifted to enable the material frame 05 to prop against the material frame 05 at the bottommost layer in the box body 11, the piston rods of the left telescopic mechanism 121 and the right telescopic mechanism 131 are retracted, the platform 21 continues to lift, after the material frame 05 on the platform 21 is moved between the left telescopic mechanism 121 and the right telescopic mechanism 131, the platform 21 stops lifting, the piston rods of the left telescopic mechanism 121 and the right telescopic mechanism 131 extend, the material frame 05 is clamped, and the platform 21 is retracted. By providing two left telescopic mechanisms 121 and two right telescopic mechanisms 131, the material frame 05 can be firmly clamped when being clamped by the opposite piston rods, and the material frame 05 is prevented from rotating under the clamped condition.
Further, the front side wall 112 and the rear side wall 113 of the case 11 can move along the bottom 111 in opposite directions or back to back; the left telescopic mechanism group 12 and the right telescopic mechanism group 13 are arranged between the front side wall 112 and the rear side wall 113; the left telescopic mechanism 121 and the right telescopic mechanism 131 can slide along the front-back direction; the front side wall 112, the rear side wall 113, the left telescopic mechanism 121 and the right telescopic mechanism 131 are slidable relative to the box bottom 111, and can be driven automatically by a screw motor or the like, or can be adjusted manually by a chute or the like, and no matter what means is adopted, those skilled in the art can understand that no doubt exists. The material frames 05 with different widths can be limited by adjusting the distance between the front side wall 112 and the rear side wall 113, so that the material box mechanism 1 can be well adapted to the material frames 05 with different sizes, and the material frames 05 are prevented from shaking in the material box mechanism 1 due to too small width, and the discharging and feeding operation is affected. Meanwhile, the positions of the left telescopic mechanism 121 and the right telescopic mechanism 131 between the front side wall 112 and the rear side wall 113 are adjustable, and the material frame 05 can be adjusted adaptively according to the distance between the adjusted front side wall 112 and the adjusted rear side wall 113, so that the material frame 05 can be fixed conveniently.
Further, two right-angle limiting frames 14 for limiting the material position are respectively arranged on the opposite surfaces of the front side wall 112 and the rear side wall 113; the four right-angle limiting frames 14 can be overlapped with the four corners of the same rectangle; the right angle stop 14 on the front side wall 112 is movable with the front side wall 112; the right-angle limiting frame 14 on the rear side wall 113 can move along with the rear side wall 113; the right-angle limiting frame 14 on the front side wall 112 can slide left and right on the front side wall 112; the right-angle limiting frame 14 on the rear side wall 113 can slide left and right on the rear side wall 113. By arranging four right-angle limiting frames 14 which can move along with the front side wall 112 and the rear side wall 113, the material frames 05 with different widths can be adapted, so that the material frames 05 with different widths can be stably placed in the material box mechanism 1 without shaking; simultaneously, the right-angle limiting frame 14 moves on the front side wall 112 and the rear side wall 113, so that the material frame 05 with different lengths can be adapted; the distance between the front side wall 112 and the rear side wall 113 is adjustable, and the distance between the front side wall 112 and the two right-angle limiting frames 14 on the rear side wall 113 is adjustable, so that the material box mechanism 1 can adapt to material frames with different sizes (different widths and different lengths).
Further, a left sensing mechanism is arranged in the left telescopic mechanism group 12, a right sensing mechanism 132 is arranged in the right telescopic mechanism group 13, the left sensing mechanism can linearly slide back and forth, and the right sensing mechanism 132 can linearly slide back and forth; an upper sensing mechanism 141 is arranged on one right-angle limiting frame 14; the left sensing means, the right sensing means 132, and the upper sensing means 141 may be laser rangefinders capable of sensing distance, and sensing by distance, but are not limited thereto. Whether the material frame 05 remains in the material box mechanism 1 can be sensed through the right sensing mechanism 132 and the left sensing mechanism, and the upper sensing mechanism 141 can sense how much the material frame 05 remains in the material box mechanism 1.
Further, as shown in fig. 5 to 6, the feeding mechanism 2 further includes a plurality of ejector pins 22 that can pass through the platform 21, an elevating mechanism 23 that drives the ejector pins 22 to elevate, a base 24, and a moving mechanism 25; the thimble 22 can move up and down relative to the platform 21 under the drive of the jacking mechanism 23; the platform 21 and the jacking mechanism 23 are both fixed on the base 24; the jacking mechanism 23 is positioned between the base 24 and the platform 21; the base 24 is arranged on the moving mechanism 25; the base 24 moves on the workbench 01 under the action of the moving mechanism 25; the jacking mechanism 23 may make the top end of the ejector pin 22 flush with the upper surface of the platform 21.
When feeding operation is performed, the moving mechanism 25 of the feeding mechanism 2 drives the base 24 to move below the box body 11 of the feeding position 03, the jacking mechanism 23 drives the thimble 22 to ascend until the thimble 22 butts against the bottommost material frame 05 in the box body 11, the left telescopic mechanism 121 and the right telescopic mechanism 131 at the feeding position 03 simultaneously retract the piston rods to loosen the bottommost material frame 05, the jacking mechanism 23 drives the thimble 22 to descend until the material frame 05 at the penultimate layer is aligned with the piston rods of the left telescopic mechanism 121 and the right telescopic mechanism 131, the piston rods of the left telescopic mechanism 121 and the right telescopic mechanism 131 extend out to clamp the material frame 05 at the penultimate layer, the jacking mechanism 23 continuously drives the material frame 05 to descend so that the bottommost material frame 05 is placed on the upper surface of the platform 21, and the moving mechanism 25 drives the platform 21 to move below a spray nozzle of the spraying device 06;
when spraying operation is carried out, the moving mechanism 25 drives the material frame 05 on the platform 21 to move back and forth and left and right, so that the spraying device 06 can fully spray the spraying surface of the material frame 05, meanwhile, the heat source of the platform 21 continuously works, volatilization of spraying solvent is accelerated, after one surface of the material frame 05 is sprayed, the moving mechanism 25 drives the material frame 05 on the platform 21 to move to the lower part of the turnover fixing mechanism 3, the lifting mechanism 23 drives the ejector pins 22 to lift the material frame 05 off the platform 21 and send the material frame 05 to the turnover fixing mechanism 3, the turnover fixing mechanism 3 fixes the material frame 05, the lifting mechanism 23 drives the ejector pins 22 to lift against the material frame 05 after the turnover fixing mechanism 3 turns over the material frame 05, the turnover fixing mechanism 3 loosens the material frame 05, the lifting mechanism 23 drives the ejector pins 22 to descend, the material frame 05 falls on the upper surface of the platform 21, the moving mechanism 25 drives the material frame 05 on the platform 21 to move to the lower part of the nozzle of the spraying device 06, and the spraying operation is completed on both sides repeatedly;
when discharging, the moving mechanism 25 drives the double-sided sprayed material frame 05 on the platform 21 to move to the discharging position 04, the jacking mechanism 23 drives the material frame 05 to lift up against the bottommost material frame 05 at the discharging position 04 through the ejector pin 22, the left telescopic mechanism 121 and the right telescopic mechanism 131 at the discharging position 04 simultaneously retract the piston rod to loosen the bottommost material frame 05, the jacking mechanism 23 drives the ejector pin 22 to lift up, the material frame 05 on the platform 21 is lifted up between the piston rods of the left telescopic mechanism 121 and the right telescopic mechanism 131, the piston rods of the left telescopic mechanism 121 and the right telescopic mechanism 131 extend out of the material frame 05 sent by the fixed feeding mechanism 2, the original bottommost material frame 05 is changed into the penultimate material frame 05, and the jacking mechanism 23 drives the ejector pin 22 to descend, so that discharging operation is completed.
Further, four right-angle limiting blocks 26 are arranged on the platform 21; the four right-angle limiting blocks 26 can be coincident with the four corners of a rectangle; the ejector pins 22 are all located in a rectangle formed by four right-angle limiting blocks 26.
Through setting up four right angle stopper 26, can put into four right angle stopper 26 the rectangle that constitutes with the material frame 05 that climbing mechanism 23 and thimble 22 cooperation were received back, four angles of material frame 05 support four right angle stopper 26 to this guarantees in the in-process of pay-off operation, upset operation, spraying operation, ejection of compact operation, only needs platform 21 to aim at upset fixed establishment 3, aim at box 11, aim at spraying device 06, can accomplish ejection of compact operation smoothly, upset operation, spraying operation, feeding operation, the circumstances that the material skew station appears and leads to automated production to stop in-process takes place.
Still further, the feeding mechanism 2 further includes a knock-out pin holder 27; the thimble 22 is vertically fixed on the thimble seat 27; the jacking seat 27 is fixed at the jacking position of the jacking mechanism 23; the jacking seat 27 is positioned between the jacking mechanism 23 and the platform 21; two adjacent right-angle limiting blocks 26 are slidable limiting blocks 261, the slidable limiting blocks 261 can slide on the platform 21 in a straight line, and the sliding direction of the slidable limiting blocks 261 is perpendicular to the connecting line direction of the two slidable limiting blocks 261; part of the ejector pins 22 are adjustable ejector pins 221, the adjustable ejector pins 221 are slidably fixed on the ejector pin seat 27, the adjustable ejector pins 221 are slidably arranged on the platform 21, and the sliding direction of the adjustable ejector pins 221 is the same as that of the slidable limiting block 261; the slidable limiting block 261 and the adjustable thimble 221 can be manually adjusted through sliding grooves arranged on the platform 21 and the thimble seat 27, or can be automatically adjusted through mechanisms such as a motor, a screw rod and the like, and the specific implementation and implementation means of the adjustable thimble can be understood and mastered by a person skilled in the art; the jacking mechanism 23 may be an electric cylinder, and the jacking part is the ejector rod of the electric cylinder, and the ejector pin seat 27 is fixedly connected with the ejector rod of the jacking mechanism 23. By providing a slidable stopper 261, the material frame 05 of different widths can be accommodated. Through setting up adjustable thimble 221, can be under the circumstances that slide stopper 261 adjusted, move the outside thimble 221 of rectangle that exposes four stoppers 261 to between four stoppers 261, continue to play the effect of rising or decline material frame 05.
The platform 21 is provided with ejector pin holes 211 which are the same as the ejector pins 22 in number and through which the ejector pins pass, and the ejector pins can slide up and down in the ejector pin holes 211. The thimble holes 211 corresponding to the adjustable thimble 221 are long slot holes 212, and the direction of the long slot holes 212 is the same as the sliding direction of the adjustable thimble 221, so that the adjustable thimble 221 can conveniently move to the corresponding position on the platform 21.
The moving mechanism 25 includes a first linear moving mechanism 251 fixed to the table 01 and a second linear moving mechanism 252 provided on the first linear moving mechanism 251; the first linear movement mechanism 251 and the second linear movement mechanism 252 are perpendicular to each other; the base 24 is disposed on the second linear movement mechanism 252; the first linear movement mechanism 251 can drive the second linear movement mechanism 252 to linearly move along the direction of the first linear movement mechanism 251; the second linear movement mechanism 252 can drive the base 24 to move along a linear direction perpendicular to the direction of the first linear movement mechanism 251; the first linear movement mechanism 251 drives the second linear movement mechanism 252 and the base 24 to slide through a power connection mechanism such as a drag chain and a motor, and the second linear movement mechanism 252 drives the base 24 to move along the direction of the second linear movement mechanism through a power mode such as a drag chain and a motor, but the present invention is not limited to the above-mentioned mode, and any mechanical power structure capable of realizing the above-mentioned movement mode can be understood by those skilled in the art. By the two groups of linear movement mechanisms with mutually perpendicular movement routes, the base 24 can be moved to any point where the first linear movement mechanism 251 and the second linear movement mechanism 252 form a rectangle, and smooth feeding operation, spraying operation and discharging operation can be ensured.
The platform 21 is fixed on the base 24 by four supporting rods 241, the supporting rods 241 penetrate through the top needle seat 27, and the supporting rods 241 can slide relative to the top needle seat 27.
Further, as shown in fig. 7, the inverting fixing mechanism 3 includes a clamping mechanism 31 for clamping the material and an inverting mechanism 32 for driving the material to invert; the turnover mechanism 32 can drive the clamping mechanism 31 to turn over together with the material; the clamping mechanism 31 is fixed to the fixing bracket 02.
In the spraying operation, the moving mechanism 25 drives the platform 21 to move to the lower part of the turnover fixing mechanism 3, the jacking mechanism 23 drives the ejector pins 22 to ascend to convey the material frame 05 to the clamping mechanism 31, the clamping mechanism 31 clamps the material frame 05, the jacking mechanism 23 withdraws, the turnover mechanism 32 drives the clamping mechanism 31 and the material frame 05 to turn over, the moving mechanism 25 drives the platform 21 to move to the lower part of the turnover fixing mechanism 3, the jacking mechanism 23 drives the ejector pins 22 to ascend to prop against the material frame 05, the clamping mechanism 31 loosens the material frame 05, and the jacking mechanism 23 drives the material frame 05 to withdraw and place on the platform 21 through the ejector pins 22.
Still further, the clamping mechanism 31 includes a first cylinder 311, a first hub 312 fixed to a piston rod of the first cylinder 311, a second cylinder 313, and a second hub 314 fixed to a piston rod of the second cylinder 313; the piston rod of the first cylinder 311 is arranged opposite to the piston rod of the second cylinder 313; the first ejector pin seat 312 and the second ejector pin seat 314 are respectively provided with a plurality of fixed ejector pins 33; wherein, the first thimble seat 312 is provided with 2 fixed thimbles 33, and the second thimble seat 314 is provided with 1 fixed thimble 33. The first cylinder 311 drives the fixed thimble 33 on the first thimble seat 312 and the second cylinder 313 drives the fixed thimble 33 on the second thimble seat 314 to stretch to clamp or loosen the material frame 05, 2 fixed thimbles 33 are arranged on the first thimble seat 312, the material frame 05 is fixedly clamped through a plurality of points, the material frame 05 is prevented from rotating under the clamping condition, and the turnover mechanism 32 is convenient to turn over the material frame 05.
Further, a first thimble block 315 is rotatably fixed in the first thimble seat 312, and the fixed thimble 33 on the first thimble seat 312 is fixed on the first thimble block 315; a second thimble block 316 is rotatably fixed in the second thimble seat 314, and the fixed thimble 33 on the second thimble seat 314 is fixed on the second thimble block 316; the turning mechanism 32 includes a rotation driving mechanism 321 fixed to the first ejector pin seat 312; the rotation driving mechanism 321 can drive the first ejector pin block 315 to rotate relative to the first ejector pin seat 312; the rotation driving mechanism 321 may be an automated machine such as a motor capable of providing rotation power, and its specific implementation structure will be clear to those skilled in the art. The rotary driving mechanism 321 is arranged on the first thimble seat 312 to drive the first thimble block 315 to rotate, and the material frame 05 can be conveniently driven to rotate through the two fixed thimbles 33 on the first thimble block 315.
Meanwhile, it should be noted that, with the membrane electrode spraying apparatus provided in embodiment 1 of the present invention, the control method program involved in the automatic control thereof may be performed according to the above-mentioned working manner, and may be understood by those skilled in the art; the structure of the devices requiring the processor, the power supply, the electrical connection, etc. involved in the automatic control process are all of common general knowledge and can be understood by those skilled in the art. Therefore, the embodiment 1 of the present invention does not describe the devices such as a processor and a power supply, and the electrical connection and control method in detail, and does not affect the technical solution provided by implementing the embodiment 1 of the present invention by those skilled in the art.
In summary, according to the membrane electrode spraying equipment provided by the invention, automatic feeding and discharging are realized through the cooperation of the material box mechanism and the feeding mechanism; through the overturning fixing mechanism, automatic spraying overturning is realized; the problem of degree of automation is not high among the prior art has effectively been solved, has realized the batchization of membrane electrode spraying, streamlined operation, and mechanical structure is simple, and degree of automation is high, has greatly improved production efficiency.
Those skilled in the art will appreciate that the above-described modifications may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and are not described herein. Such modifications do not affect the essence of the present invention, and are not described herein.
The preferred embodiments of the present invention have been described above. It is to be understood that the invention is not limited to the specific embodiments described above, wherein devices and structures not described in detail are to be understood as being implemented in a manner common in the art; any person skilled in the art will make many possible variations and modifications, or adaptations to equivalent embodiments without departing from the technical solution of the present invention, which do not affect the essential content of the present invention. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention still fall within the scope of the technical solution of the present invention.
Claims (6)
1. The membrane electrode spraying equipment is characterized by comprising a workbench, a fixed support, a loading position arranged on the fixed support, a unloading position arranged on the fixed support, a feeding mechanism fixed on the workbench and used for conveying materials, a turnover fixing mechanism fixed on the fixed support and used for fixing turnover materials, and a spraying device used for spraying the materials; the spray head of the spraying device is arranged on the moving path of the feeding mechanism or at the overturning and fixing mechanism; the feeding mechanism can move the materials in the feeding level to the overturning and fixing mechanism and can move the materials at the overturning and fixing mechanism to the discharging level; the fixed support is fixed on the workbench;
the feeding level and the discharging level are both provided with a material box mechanism, and the material box mechanism comprises a box body fixed on the fixed bracket; the bottom of the box body is a box bottom with an opening at the bottom; the box body comprises a left telescopic mechanism group arranged on the left side of the upper surface of the box bottom and a right telescopic mechanism group arranged on the right side of the upper surface of the box bottom; the left telescopic mechanism group comprises a plurality of left telescopic mechanisms; the right telescopic mechanism group comprises a plurality of right telescopic mechanisms; the telescopic part of the left telescopic mechanism and the telescopic part of the right telescopic mechanism are arranged oppositely; the feeding mechanism comprises a platform with a heat source for placing materials; the platform can move to the lower part of the material box mechanism;
the front side wall and the rear side wall of the box body can move in opposite directions or in opposite directions along the box bottom; the left telescopic mechanism group and the right telescopic mechanism group are arranged between the front side wall and the rear side wall; the left telescopic mechanism and the right telescopic mechanism can slide along the front-back direction;
two right-angle limiting frames for limiting the material position are respectively arranged on the opposite surfaces of the front side wall and the rear side wall; the four right-angle limiting frames can be overlapped with four corners of the same rectangle; the right-angle limiting frame on the front side wall can move along with the front side wall; the right angle limiting frame on the rear side wall can move along with the rear side wall; the right-angle limiting frame on the front side wall can slide left and right on the front side wall; the right-angle limiting frame on the rear side wall can slide left and right on the rear side wall;
the feeding mechanism further comprises a plurality of ejector pins which can penetrate through the platform, an ejection mechanism for driving the ejector pins to lift, a base and a moving mechanism; the thimble can move up and down relative to the platform under the drive of the jacking mechanism; the platform and the jacking mechanism are both fixed on the base; the jacking mechanism is positioned between the base and the platform; the base is arranged on the moving mechanism; the base moves on the workbench under the action of the moving mechanism.
2. The membrane electrode assembly spraying apparatus of claim 1 wherein four right angle limiting blocks are provided on the platform; the four right-angle limiting blocks can be overlapped with four corners of a rectangle; the ejector pins are all located in a rectangle formed by the four right-angle limiting blocks.
3. The membrane electrode assembly spraying apparatus of claim 2 wherein said feed mechanism further comprises a header hub; the thimble is vertically fixed on the thimble seat; the jacking seat is fixed at the jacking part of the jacking mechanism; the jacking mechanism is arranged on the platform; the two adjacent right-angle limiting blocks are slidable limiting blocks, the slidable limiting blocks can slide on the platform in a straight line, and the sliding direction of the slidable limiting blocks is perpendicular to the connecting line direction of the two slidable limiting blocks; the adjustable thimble is fixed on the thimble seat in a sliding way, the adjustable thimble can slide on the platform, and the sliding direction of the adjustable thimble is the same as that of the slidable limiting block.
4. The membrane electrode assembly spraying apparatus of claim 1 wherein the flip-flop fixture mechanism comprises a clamping mechanism for clamping the material and a flip-flop mechanism for driving the material to flip; the overturning and fixing mechanism can drive the clamping mechanism to overturn together with the material.
5. The membrane electrode assembly as defined in claim 4 wherein said clamping mechanism includes a first cylinder, a first hub secured to said first cylinder piston rod, a second cylinder, a second hub secured to said second cylinder piston rod; the piston rod of the first cylinder is arranged opposite to the piston rod of the second cylinder; a plurality of fixed ejector pins are respectively arranged on the first ejector pin seat and the second ejector pin seat;
wherein, at least 2 fixed ejector pins are arranged on the first ejector pin seat, and at least 1 fixed ejector pin is arranged on the second ejector pin seat; or at least 1 fixed thimble is arranged on the first thimble seat, and at least 2 fixed thimbles are arranged on the second thimble seat.
6. The membrane electrode assembly spraying apparatus according to claim 5, wherein a first thimble block is rotatably fixed in the first thimble seat, and fixed thimbles on the first thimble seat are fixed on the first thimble block; a second thimble block is rotatably fixed in the second thimble seat, and fixed thimbles on the second thimble seat are fixed on the second thimble block; the turnover mechanism comprises a rotary driving mechanism fixed on the first ejector seat; the rotary driving mechanism can drive the first ejector pin block to rotate relative to the first ejector pin seat.
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| CN201810902461.6A CN108736025B (en) | 2018-08-09 | 2018-08-09 | Membrane electrode spraying equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810902461.6A CN108736025B (en) | 2018-08-09 | 2018-08-09 | Membrane electrode spraying equipment |
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| CN108736025A CN108736025A (en) | 2018-11-02 |
| CN108736025B true CN108736025B (en) | 2024-01-30 |
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| CN109876961A (en) * | 2019-03-19 | 2019-06-14 | 苏州钧峰新能源科技有限公司 | Proton Exchange Membrane for DMFC catalyst coating equipment and coating process |
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| CN208460875U (en) * | 2018-08-09 | 2019-02-01 | 江苏天奇氢电装备有限公司 | Membrane electrode spraying equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101345313A (en) * | 2008-08-22 | 2009-01-14 | 新源动力股份有限公司 | Equipment for shaping compound proton exchange film by spray coating |
| CN201558797U (en) * | 2009-12-16 | 2010-08-25 | 青岛高鼎机械技术有限公司 | Double face coating machine for plate-type work-pieces |
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