阅读说明：本技术 一种氢燃料电池储能结构制作加工系统及方法 (System and method for manufacturing and processing energy storage structure of hydrogen fuel cell ) 是由 朱刘柱 王宝 张理 尹晨旭 任曦骏 杨敏 刘丽 马燕如 杨娜 葛成 宋竹萌 吕 于 2021-08-12 设计创作，主要内容包括：本发明涉及一种氢燃料电池储能结构制作加工系统及方法,包括定位装置与组装装置,所述定位装置上端面固定安装有组装装置,所述定位装置包括工作台、步进电机一、链轮一、齿链带一、支撑台、定位架,所述组装装置包括电动伸缩杆、固定板、电机二、齿轮一、环形圆板、支撑板与盛件筒板,本发明通过定位装置与组装装置相配合,对电池组成组件进行运输与定位,无需采用机械频繁往复运动,从而防止机械的使用寿命降低,且每次将组件放置在组装零件表面后,均对其进行定位,以保证电池各组件对齐。(The invention relates to a manufacturing and processing system and a manufacturing and processing method of a hydrogen fuel cell energy storage structure, which comprises a positioning device and an assembling device, wherein the assembling device is fixedly arranged on the upper end surface of the positioning device, the positioning device comprises a workbench, a first stepping motor, a first chain wheel, a first toothed chain belt, a supporting table and a positioning frame, and the assembling device comprises an electric telescopic rod, a fixed plate, a second motor, a first gear, an annular circular plate, a supporting plate and a workpiece containing barrel plate.)

1. The utility model provides a hydrogen fuel cell energy storage structure preparation system of processing, includes positioner (1) and assembly device (2), its characterized in that: an assembling device (2) is fixedly arranged on the upper end face of the positioning device (1); wherein:

the positioning device (1) comprises a workbench (11), a first stepping motor (12), a first chain wheel (13), a first toothed chain belt (14), a support table (15) and a positioning frame (16), wherein a rectangular long groove is formed in the middle of the workbench (11), the first stepping motor (12) is fixedly mounted on the front end face of the workbench (11) through a motor base, the first chain wheel (13) is rotatably connected to the left side and the right side of the workbench (11), the first chain wheels (13) on the left side and the right side are in transmission connection through the first toothed chain belt (14), an output shaft of the first stepping motor (12) is fixedly connected with the first chain wheel (13) on the left side through a coupler, the support table (15) is fixedly mounted on the inner end face, located on the right side of the first toothed chain belt (14), of the rectangular long groove in the workbench (11), and the positioning frame (16) is fixedly mounted at the upper end of the support table (15);

the assembly device (2) comprises an electric telescopic rod (21), a fixing plate (22), a motor II (23), a gear I (24), an annular circular plate (25), a supporting plate (26) and a piece containing barrel plate (27), workstation (11) up end fixed mounting has electric telescopic handle (21), electric telescopic handle (21) up end fixed mounting has fixed plate (22), fixed plate (22) front side up end passes through motor cabinet fixed mounting and has second (23), second (23) output shaft of motor has first gear (24) through shaft coupling fixed mounting, fixed plate (22) downside is connected with annular plectane (25) with the mode of rotating the connection, the tooth's socket has evenly been seted up along circumference to annular plectane (25) outer terminal surface, the tooth's socket meshes with the teeth of a cogwheel on gear (24) mutually, the equal fixed mounting of terminal surface has backup pad (26) under annular plectane (25) both sides around, the equal fixed mounting of backup pad (26) up end has flourishing section of thick bamboo board (27).

2. The system of claim 1, wherein the hydrogen fuel cell comprises: the first toothed chain belt (14) comprises a belt body (141), a rectangular strip (142), a C-shaped plate (143) and a rubber plate (144), chain wheels (13) on the left side and the right side are in transmission connection through the belt body (141), the rectangular strip (142) is uniformly and fixedly mounted on the outer end face of the belt body (141) along the circumferential direction, the C-shaped plate (143) is fixedly mounted on the outer end face of the rectangular strip (142), the rubber plate (144) is fixedly mounted on the outer end face of the belt body (141), and the C-shaped plate (143) penetrates through the rubber plate (144).

3. The system of claim 1, wherein the hydrogen fuel cell comprises: the supporting table (15) comprises a rectangular frame plate (151), rollers (152), rubber sleeves (153), a threaded rod (154), a moving plate (155), an extrusion plate (156), cylindrical springs (157) and extrusion blocks (158), the inner end face of a rectangular long groove on the working table (11) is located on the right side of the toothed chain belt I (14) and fixedly provided with the rectangular frame plate (151), the upper end face of the rectangular frame plate (151) is uniformly and rotatably connected with the rollers (152) through pin shafts, annular grooves are uniformly formed in the outer end face of the rollers (152), the rubber sleeves (153) are fixedly arranged on the outer end face of the rollers (152), the right side of the rectangular frame plate (151) is rotatably connected with the threaded rod (154), the right side of the rectangular frame plate (151) is connected with the moving plate (155) in a sliding fit mode, the moving plate (155) is connected with the threaded rod (154) in a threaded connection mode, the front end face and the rear end face of the moving plate (155) are fixedly provided with the extrusion plate (156), the opposite end faces of the extrusion plates (156) on the front side and the rear side are fixedly provided with a plurality of cylindrical springs (157), and the tail ends of the cylindrical springs (157) are fixedly provided with extrusion blocks (158).

4. The system of claim 1, wherein the hydrogen fuel cell comprises: the positioning frame (16) comprises a support column (161), a frame-shaped plate (162), a two-way screw (163), a nut pair (164), a rectangular lath (165), an electric push rod (166), a horizontal plate (167) and a rubber block (168), wherein the support column (161) is fixedly installed on the right side of the upper end of the support table (15), the frame-shaped plate (162) is fixedly installed on the upper end face of the support column (161), the two-way screw (163) is connected to the frame-shaped plate (162) in a rotating connection mode, threaded grooves with opposite rotating directions are symmetrically formed in the left side and the right side of the two-way screw (163), the nut pair (164) is connected to the left side and the right side of the two-way screw (163) in a threaded connection mode, the rectangular lath (165) is fixedly installed on the opposite end faces of the nut pair (164) on the left side and the right side, the electric push rod (166) is fixedly installed in the middle of the rear side of the rectangular lath (165) on the left side and the front side of the rectangular lath (165) on the right side, horizontal plates (167) are fixedly mounted at the tail ends of the electric push rods (166), the horizontal plates (167) are connected with the rectangular strip plates (165) in a sliding fit mode, and rubber blocks (168) are fixedly mounted on the opposite end faces of the horizontal plates (167) on the front side and the back side.

5. The system of claim 1, wherein the hydrogen fuel cell comprises: the fixing plate (22) comprises a circular disc (221), a sliding groove plate (222) and lubricating balls (223), the upper end face of the electric telescopic rod (21) is fixedly provided with the circular disc (221), the lower end face of the circular disc (221) is fixedly provided with the sliding groove plate (222), the middle of the sliding groove plate (222) is provided with an annular groove with an L-shaped cross section, and the upper end face of the inner side of the annular groove is uniformly provided with the lubricating balls (223) along the circumferential direction.

6. The system of claim 1, wherein the hydrogen fuel cell comprises: the outer end face of the upper side of the annular circular plate (25) is fixedly provided with an annular block (251), and the outer end face of the annular block (251) is uniformly connected with a rotating column (252) in a rotating mode through a pin shaft along the circumferential direction.

7. The system of claim 1, wherein the hydrogen fuel cell comprises: backup pad (26) are including sector plate (261), extrusion spring (262), striker plate (263), board (264) and electromagnetic plate (265) are inhaled to magnetism, equal fixed mounting of terminal surface has sector plate (261) under both sides around annular plectane (25), the discharge gate has all been seted up to the last flourishing barrel board (27) downside that lies in of sector plate (261), the arc recess has been seted up at the discharge gate middle part, terminal fixed mounting has extrusion spring (262) in the arc recess, extrusion spring (262) terminal fixed mounting has striker plate (263), striker plate (263) and extrusion spring (262) contact end face fixed mounting have magnetism inhale board (264), terminal surface is located extrusion spring (262) outside fixed mounting has electromagnetic plate (265) in the arc recess, magnetism after electromagnetic plate (265) circular telegram is opposite with the magnetism of inhaling board (264).

8. The system of claim 1, wherein the hydrogen fuel cell comprises: flourishing bobbin board (27) are including long section of thick bamboo of rectangle (271), L shaped plate (272), electric cylinder (273), push away piece (274), spacing spring (275) and spacing (276), the equal fixed mounting of backup pad (26) up end has long section of thick bamboo of rectangle (271), long section of thick bamboo of rectangle (271) up end fixed mounting has L shaped plate (272), terminal fixed mounting has electric cylinder (273) under L shaped plate (272), terminal fixed mounting has push away piece (274) under electric cylinder (273), the terminal even fixed mounting in edge circumference has spacing spring (275) in long section of thick bamboo of rectangle (271), spacing spring (275) end fixed mounting has spacing (276).

9. The system of claim 1, wherein the hydrogen fuel cell comprises: the method for manufacturing and processing the energy storage structure of the hydrogen fuel cell by using the manufacturing and processing system of the energy storage structure of the hydrogen fuel cell comprises the following steps:

s1, placing a lower end plate: firstly, placing a lower end plate on the upper end surface of a toothed chain belt I (14) and driving the lower end plate to move rightwards;

s2, positioning a lower end plate: when the lower end plate moves onto the support table (15), the lower end plate is positioned through the support table (15);

s3, positioning the bipolar plate: the supporting plate (26) is moved to the upper side of the lower end plate through the electric telescopic rod (21), and at the moment, the bipolar plate is pushed out of the workpiece containing barrel plate (27) and the supporting plate (26) through the workpiece containing barrel plate (27) positioned on the front side, so that the bipolar plate is contacted with the lower end plate;

s4, positioning a membrane electrode: the fixing plate (22) is driven to move upwards through the electric telescopic rod (21), the gear I (24) is driven to rotate through the motor II (23), the annular circular plate (25) is driven to rotate until the containing barrel plate (27) located on the rear side moves to the front side, the supporting plate (26) is driven to move to the upper side of the lower end plate through the electric telescopic rod (21), the membrane electrode is pushed out of the containing barrel plate (27) and the supporting plate (26) through the containing barrel plate (27), the membrane electrode is made to be in contact with the bipolar plate, the operation is repeated, and finally the bipolar plate and the membrane electrode are squeezed and positioned through the positioning frame (16);

s5, installation detection: repeating the above operation, after the superposition is completed, overlapping the upper end plate part, applying designed pressure by using the assembling machine to compress the assembly, carrying out air tightness test on the assembly, after the air tightness test is passed, installing the screw rod under the condition of keeping the pressure, and then removing the pressure.

Technical Field

The invention relates to the technical field of fuel cells, in particular to a system and a method for manufacturing and processing an energy storage structure of a hydrogen fuel cell.

Background

The fuel cell stack is composed of end plates, insulating plates, current collecting plates and single cells, which are assembled together by pressing force, the main structure of the hydrogen fuel cell includes electrodes, diaphragms and current collectors, etc., the electrodes are the same as general cells and also divided into anode and cathode, the diaphragms are mainly used for separating oxidant and reductant, the current collectors mainly play the roles of collecting current and dredging reaction gas, the main installation process of the hydrogen fuel cell is to sequentially stack bipolar plates, membrane electrodes and bipolar plates on the lower end plate on which the insulating plates and current collecting plates are mounted, sequentially assemble the single cells and stack the single cells, and stack the upper end plate on the last single cell.

In the process of assembling the hydrogen fuel cell, a plurality of machines are required to frequently take and position the membrane electrode and the bipolar plate, so that the service life of the machines is very easily shortened, in the assembling process, the assemblies are positioned only by depending on the movement tracks of the mechanical devices, the assemblies are very easily aligned, subsequent assembling is influenced, and the quality of the cell is finally influenced.

Disclosure of Invention

In order to solve the technical problem, the invention provides a system for manufacturing and processing an energy storage structure of a hydrogen fuel cell.

A hydrogen fuel cell energy storage structure manufacturing and processing system comprises a positioning device and an assembling device, wherein the assembling device is fixedly installed on the upper end face of the positioning device; wherein:

the positioning device comprises a workbench, a first stepping motor, a first chain wheel, a first toothed chain belt, a supporting table and a positioning frame, wherein a rectangular long groove is formed in the middle of the workbench, the first stepping motor is fixedly mounted on the front end face of the workbench through a motor base, the first chain wheel is rotatably connected to the left side and the right side of the workbench, the first chain wheels on the left side and the right side are in transmission connection through the first toothed chain belt, an output shaft of the first stepping motor is fixedly connected with the first chain wheel on the left side through a coupler, the supporting table is fixedly mounted on the right side of the inner end face of the rectangular long groove in the workbench, and the positioning frame is fixedly mounted at the upper end of the supporting table; the method comprises the steps that firstly, a lower end plate provided with an insulating plate and a current collecting plate is placed on the upper end face of a toothed chain belt, a first stepping motor drives a chain wheel to rotate, so that the lower end plate on the toothed chain belt is driven to move rightwards, when the lower end plate moves to a supporting platform, inertia is given to the lower end plate through the toothed chain belt, so that the lower end plate continues to move rightwards for a certain distance on the supporting platform, the lower end plate is positioned through the supporting platform, after the positioning of the lower end plate is completed, bipolar plates and membrane electrodes are sequentially overlapped through an assembling device according to requirements until the bipolar plates and the membrane electrodes are overlapped, and finally the bipolar plates and the membrane electrodes are extruded and positioned through a positioning frame.

The assembling device comprises an electric telescopic rod, a fixing plate, a motor II, a gear I, an annular circular plate, a supporting plate and a containing barrel plate, wherein the upper end face of the workbench is fixedly provided with the electric telescopic rod; the bipolar plate is placed in the containing barrel plate on the front side, the membrane electrode is placed in the containing barrel plate on the rear side, after the lower end plate is positioned, the fixing plate is driven to move downwards through the electric telescopic rod until the supporting plate is positioned on the upper side of the lower end plate, the bipolar plate is pushed out of the supporting plate through the containing barrel plate on the front side at the moment, so that the bipolar plate is contacted with the lower end plate, the fixing plate is driven to move upwards through the electric telescopic rod at the moment, the motor II drives the gear I to rotate simultaneously, the annular circular plate is driven to rotate, the containing barrel plate on the rear side moves to the front side, the fixing plate is driven to move downwards through the electric telescopic rod until the supporting plate is positioned on the upper side of the lower end plate, the membrane electrode is pushed out of the supporting plate through the containing barrel plate, the membrane electrode is contacted with the bipolar plate, the operation is repeated, and finally the bipolar plate and the membrane electrode are extruded and positioned through the positioning frame.

The first preferred technical scheme is as follows: the toothed chain belt comprises a belt body, rectangular strips, a C-shaped plate and a rubber plate, chain wheels I on the left side and the right side are in transmission connection through the belt body, the rectangular strips are uniformly and fixedly installed on the outer end surface of the belt body along the circumferential direction, the C-shaped plate is fixedly installed on the outer end surface of the rectangular strips, the rubber plate is fixedly installed on the outer end surface of the belt body, and the C-shaped plate penetrates through the rubber plate; fix the C shaped plate through the rectangle strip on the area body, because the area body warp at the motion in-process, consequently prevent through the rectangle strip that the C shaped plate from interfering the motion of the area body, fix a position the lower end plate left end face of having installed insulation board and current collector through the C shaped plate, prevent simultaneously that the lower end plate from to the great route of front and back both sides motion in the transportation, prevent through the rubber slab that the terminal surface receives the scraping of the area body under the lower end plate.

The preferred technical scheme is as follows: the supporting table comprises a rectangular frame plate, a roller, a rubber sleeve, a threaded rod, a movable plate, an extrusion plate, cylindrical springs and an extrusion block, the inner end face of a rectangular long groove on the working table is fixedly provided with the rectangular frame plate on the right side of a toothed chain belt, the upper end face of the rectangular frame plate is uniformly connected with the roller through a pin shaft in a rotating mode, the outer end face of the roller is uniformly provided with an annular groove, the rubber sleeve is fixedly arranged on the outer end face of the roller, the right side of the rectangular frame plate is connected with the threaded rod in a rotating mode, the right side of the rectangular frame plate is connected with the movable plate in a sliding fit mode, the movable plate is connected with the threaded rod in a threaded connection mode, the extrusion plates are fixedly arranged on the front end face and the rear end face of each extrusion plate, a plurality of the cylindrical springs are fixedly arranged on the opposite end faces of the extrusion plates on the front side and the rear side of the extrusion plates, and the extrusion block is fixedly arranged at the tail ends of the cylindrical springs; reduce the area that needs the contact in the end plate motion process through the rectangle frame plate, thereby reduce frictional resistance, fix a position the roller simultaneously, when the end plate moves to the rectangle frame plate, the roller that evenly offers annular groove through outer terminal surface leads to the end plate down, prevent its both sides motion around, prevent through the rubber sleeve that annular groove on the roller from producing the scraping to the end plate down, through the horizontal displacement of threaded rod control movable plate, thereby according to the size of end plate down, fix a position it, thereby guarantee that end plate middle part aligns with rectangle frame plate middle part down, fix cylindrical spring through the stripper plate, elasticity through cylindrical spring, make stripper block and end plate front and back both ends face contact down, guarantee that both ends face atress is balanced around the end plate down.

The preferred technical scheme is three: the positioning frame comprises a support column, a frame-shaped plate, a bidirectional screw rod and a nut pair, the device comprises rectangular ribbon boards, electric push rods, horizontal plates and rubber blocks, wherein a supporting column is fixedly mounted on the right side of the upper end of a supporting table, a frame-shaped plate is fixedly mounted on the upper end face of the supporting column, a bidirectional screw rod is connected to the frame-shaped plate in a rotating connection mode, threaded grooves with opposite rotating directions are symmetrically formed in the left side and the right side of the bidirectional screw rod, nut pairs are connected to the left side and the right side of the bidirectional screw rod in a threaded connection mode, the rectangular ribbon boards are fixedly mounted on opposite end faces of the nut pairs on the left side and the right side of the nut pairs, the electric push rods are fixedly mounted in the middle of the rear side of the left rectangular ribbon board and in the middle of the front side of the right rectangular ribbon board, the horizontal plates are fixedly mounted at the tail ends of the electric push rods, the horizontal plates and the rectangular ribbon boards are connected in a sliding fit mode, and the rubber blocks are fixedly mounted on opposite end faces of the horizontal plates on the front side and the rear side; fix the frame-shaped plate through the pillar to prevent that the frame-shaped plate from interfering the motion of lower end plate, through the distance between two-way screw control nut pair, thereby control the distance between the rectangle slat, through the distance between the electric putter control horizontal plate, cooperate through rectangle slat and horizontal plate and fix a position bipolar plate and membrane electrode, prevent through the block rubber that the horizontal plate from producing the indentation to bipolar plate and membrane electrode.

The preferable technical scheme is four: the fixing plate comprises a circular disc, a sliding groove plate and lubricating balls, the circular disc is fixedly mounted on the upper end face of the electric telescopic rod, the sliding groove plate is fixedly mounted on the lower end face of the circular disc, an annular groove with an L-shaped cross section is formed in the middle of the sliding groove plate, and the lubricating balls are uniformly arranged on the upper end face of the inner side of the annular groove along the circumferential direction; the sliding groove plate is fixed through the circular disc, the movement track of the annular circular plate is limited through the sliding groove plate, the annular circular plate is under the action of gravity in the movement process, so that the upper end face of the inner side of the annular groove in the sliding groove plate is subjected to larger friction force, and the friction force between the annular circular plate and the sliding groove plate is reduced through the lubricating balls arranged at the position, so that the abrasion loss of the sliding groove plate is reduced.

The preferred technical scheme is five: the outer end face of the upper side of the annular circular plate is fixedly provided with an annular block, and the outer end face of the annular block is uniformly connected with a rotating column in a rotating mode through a pin shaft along the circumferential direction; the annular circular plate is prevented from being separated from the sliding groove plate through the annular block, the friction force between the annular block and the sliding groove plate is reduced through the rotating column, the friction resistance is reduced, and therefore the working efficiency of the motor II is improved.

The preferred technical scheme is six: the supporting plate comprises fan-shaped plates, extrusion springs, a material blocking plate, a magnetic attraction plate and an electromagnetic plate, the fan-shaped plates are fixedly mounted on the lower end faces of the front side and the rear side of the annular circular plate, discharge ports are formed in the lower sides of the piece containing barrel plates on the fan-shaped plates, arc-shaped grooves are formed in the middle of the discharge ports, the extrusion springs are fixedly mounted on the inner end faces of the arc-shaped grooves, the material blocking plate is fixedly mounted at the tail ends of the extrusion springs, the magnetic attraction plate is fixedly mounted on the contact end face of the material blocking plate and the extrusion springs, the electromagnetic plate is fixedly mounted on the outer side, located on the outer side of the extrusion springs, of the inner end face of the arc-shaped groove, and the magnetism of the electromagnetic plate after the electromagnetic plate is electrified is opposite to that of the magnetic attraction plate; when the bipolar plate and the membrane electrode need to be pushed out, the electromagnetic plate is electrified, the magnetic suction plate on the material blocking plate extrudes the extrusion spring under the action of magnetic force on the electromagnetic plate, the material blocking plate can push the bipolar plate and the membrane electrode out of the discharge port on the sector plate until the magnetic suction plate is connected with the electromagnetic plate, and when the electromagnetic plate is powered off, the material blocking plate is restored to an initial state through the elasticity of the extrusion spring to block the discharge port on the sector plate, so that the bipolar plate and the membrane electrode are prevented from being pushed out of the discharge port on the sector plate.

The preferred technical scheme is seven: the workpiece containing barrel plate comprises a rectangular long barrel, an L-shaped plate, an electric cylinder, a workpiece pushing block, a limiting spring and a limiting strip, the rectangular long barrel is fixedly mounted on the upper end face of the supporting plate, the L-shaped plate is fixedly mounted on the upper end face of the rectangular long barrel, the electric cylinder is fixedly mounted on the lower end face of the L-shaped plate, the workpiece pushing block is fixedly mounted on the lower end face of the electric cylinder, the limiting spring is uniformly and fixedly mounted on the inner end face of the rectangular long barrel along the circumferential direction, and the limiting strip is fixedly mounted at the tail end of the limiting spring; the L-shaped plate is fixed through the rectangular long cylinder, the vertical displacement of the pushing block is controlled through the electric cylinder, when the bipolar plate and the membrane electrode are required to be pushed out from the discharge port on the sector plate, the pushing block is driven to move downwards through the electric cylinder until the bipolar plate and the membrane electrode are discharged out of the discharge port on the sector plate, and the limiting strips are in close contact with the bipolar plate and the membrane electrode through the elasticity of the limiting springs, so that the bipolar plate moving downwards and the membrane electrode are buffered.

The preferred technical scheme is eight: in addition, the invention also provides a manufacturing and processing method of the energy storage structure of the hydrogen fuel cell, which comprises the following steps:

s1, placing a lower end plate: firstly, placing a lower end plate provided with an insulating plate and a current collecting plate on the upper end surface of a toothed chain belt, and driving a chain wheel to rotate through a first stepping motor so as to drive the lower end plate to move rightwards;

s2, positioning a lower end plate: when the lower end plate moves to the support platform and continues to move rightwards on the support platform, the lower end plate is positioned through the support platform;

s3, positioning the bipolar plate: after the lower end plate is positioned, the fixed plate is driven to move downwards through the electric telescopic rod until the supporting plate is positioned on the upper side of the lower end plate, and at the moment, the bipolar plate is pushed out of the workpiece containing cylinder plate and the supporting plate through the workpiece containing cylinder plate positioned on the front side, so that the bipolar plate is contacted with the lower end plate;

s4, positioning a membrane electrode: at the moment, the fixed plate is driven to move upwards through the electric telescopic rod, meanwhile, the motor II drives the gear I to rotate, so that the annular circular plate is driven to rotate until the containing barrel plate positioned on the rear side moves to the front side, the supporting plate is driven to move to the upper side of the lower end plate through the electric telescopic rod again, the membrane electrode is pushed out of the containing barrel plate and the supporting plate through the containing barrel plate, the membrane electrode is in contact with the bipolar plate, then the operation is repeated, and finally, the bipolar plate and the membrane electrode are extruded and positioned through the positioning frame;

s5, installation detection: repeating the above operation, after the superposition is completed, overlapping the upper end plate part, applying designed pressure by using the assembling machine to compress the assembly, carrying out air tightness test on the assembly, after the air tightness test is passed, installing the screw rod under the condition of keeping the pressure, and then removing the pressure.

The invention has the following beneficial effects: 1. according to the manufacturing and processing system for the energy storage structure of the hydrogen fuel cell, the positioning device is matched with the assembling device to transport and position the battery assembly, frequent reciprocating motion of machinery is not needed, so that the service life of the machinery is prevented from being shortened, and the assembly is positioned after being placed on the surface of an assembling part every time to ensure that all assemblies of the battery are aligned.

2. According to the positioning device provided by the invention, the area which needs to be contacted in the movement process of the lower end plate is reduced through the rectangular frame plate, so that the friction resistance is reduced, the roller is positioned at the same time, the annular groove on the roller is prevented from scraping the lower end plate through the rubber sleeve, the cylindrical spring is fixed through the extrusion plate, the extrusion block is contacted with the front end surface and the rear end surface of the lower end plate through the elasticity of the cylindrical spring, and the stress balance of the front end surface and the rear end surface of the lower end plate is ensured.

3. The positioning device provided by the invention fixes the frame-shaped plate through the support column so as to prevent the frame-shaped plate from interfering the movement of the lower end plate, controls the distance between the nut pairs through the two-way screw rod so as to control the distance between the rectangular strip plates, controls the distance between the horizontal plates through the electric push rod, positions the bipolar plate and the membrane electrode through the matching of the rectangular strip plates and the horizontal plates, and prevents the horizontal plates from impressing the bipolar plate and the membrane electrode through the rubber blocks.

4. The assembly device provided by the invention fixes the L-shaped plate through the rectangular long cylinder, controls the vertical displacement of the pushing block through the electric cylinder, and enables the limiting strips to be tightly contacted with the bipolar plate and the membrane electrode through the elasticity of the limiting spring, thereby buffering the bipolar plate and the membrane electrode which move downwards.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the working process of the present invention.

Fig. 3 is a partial enlarged view of the present invention at N of fig. 1.

Fig. 4 is a partial enlarged view of the present invention at M of fig. 1.

Fig. 5 is a partial enlarged view at E of fig. 1 according to the present invention.

Fig. 6 is a schematic perspective view of the pillar of the present invention.

Fig. 7 is a schematic plan view of the fixing plate and the annular circular plate according to the present invention.

Fig. 8 is a schematic plan view of the support plate of the present invention.

FIG. 9 is a schematic plan view of a support stage according to the present invention.

In the figure: 1. a positioning device; 11. a work table; 12. a first stepping motor; 13. a chain wheel I; 14. a toothed chain belt I; 141. a belt body; 142. a rectangular strip; 143. a C-shaped plate; 144. a rubber plate; 15. a support table; 151. a rectangular frame plate; 152. a roller; 153. a rubber sleeve; 154. a threaded rod; 155. moving the plate; 156. a pressing plate; 157. a cylindrical spring; 158. extruding the block; 16. a positioning frame; 161. a pillar; 162. a frame-shaped plate; 163. a bidirectional screw; 164. a nut pair; 165. a rectangular slat; 166. an electric push rod; 167. a horizontal plate; 168. a rubber block; 2. assembling the device; 21. an electric telescopic rod; 22. a fixing plate; 221. a circular disc; 222. a sliding groove plate; 223. lubricating the beads; 23. a second motor; 24. a first gear; 25. an annular circular plate; 251. a ring block; 252. rotating the column; 26. a support plate; 261. a sector plate; 262. a compression spring; 263. a striker plate; 264. a magnetic attraction plate; 265. an electromagnetic plate; 27. a workpiece holding cylinder plate; 271. a rectangular long cylinder; 272. an L-shaped plate; 273. an electric cylinder; 274. a pushing block; 275. a limiting spring; 276. and (5) a limiting strip.

Detailed Description

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

Referring to fig. 1-9, a system for manufacturing and processing an energy storage structure of a hydrogen fuel cell includes a positioning device 1 and an assembling device 2, wherein the assembling device 2 is fixedly mounted on the upper end surface of the positioning device 1; wherein:

referring to fig. 1 and 3, the positioning device 1 includes a workbench 11, a first stepping motor 12, a first sprocket 13, a first toothed chain belt 14, a support table 15 and a positioning frame 16, a rectangular long groove is formed in the middle of the workbench 11, the first stepping motor 12 is fixedly mounted on the front end surface of the workbench 11 through a motor base, the first sprocket 13 is rotatably connected to the left and right sides of the workbench 11, the first sprocket 13 on the left and right sides is in transmission connection with the first toothed chain belt 14, an output shaft of the first stepping motor 12 is fixedly connected with the first sprocket 13 on the left side through a coupler, the support table 15 is fixedly mounted on the inner end surface of the rectangular long groove on the workbench 11, which is located on the right side of the first toothed chain belt 14, and the positioning frame 16 is fixedly mounted on the upper end of the support table 15; the lower end plate provided with the insulating plate and the current collecting plate is placed on the upper end face of the first toothed chain belt 14, the first stepping motor 12 drives the first chain wheel 13 to rotate at the moment, so that the lower end plate on the first toothed chain belt 14 is driven to move rightwards, when the lower end plate moves to the support table 15, inertia is given to the lower end plate through the first toothed chain belt 14, the lower end plate continues to move rightwards for a certain distance on the support table 15, the lower end plate is positioned through the support table 15, after the positioning of the lower end plate is completed, the bipolar plate and the membrane electrode are sequentially overlapped through the assembling device 2 as required until the bipolar plate and the membrane electrode are overlapped, and finally the bipolar plate and the membrane electrode are extruded and positioned through the positioning frame 16.

Referring to fig. 1 and 7, the assembling device 2 includes an electric telescopic rod 21, a fixing plate 22, a second motor 23, a first gear 24, a circular plate 25, a supporting plate 26 and a workpiece holding barrel plate 27, the upper end surface of the workbench 11 is fixedly provided with the electric telescopic rod 21, the upper end surface of the electric telescopic rod 21 is fixedly provided with the fixing plate 22, the upper end surface of the front side of the fixing plate 22 is fixedly provided with the second motor 23 through a motor base, an output shaft of the second motor 23 is fixedly provided with the first gear 24 through a coupler, the lower side of the fixing plate 22 is connected with the circular plate 25 in a rotating connection manner, the outer end surface of the circular plate 25 is uniformly provided with tooth grooves along the circumferential direction, the tooth grooves are engaged with gear teeth on the first gear 24, the lower end surfaces of the front side and the rear side of the circular plate 25 are both fixedly provided with the supporting plate 26, and the upper end surface of the supporting plate 26 is both fixedly provided with the workpiece holding barrel plate 27; a bipolar plate is arranged in the front part containing cylinder plate 27, a membrane electrode is arranged in the rear part containing cylinder plate 27, after the lower end plate is positioned, the electric telescopic rod 21 drives the fixing plate 22 to move downwards until the supporting plate 26 is positioned at the upper side of the lower end plate, at the moment, the bipolar plate is pushed out of the supporting plate 26 through the workpiece containing tube plate 27 positioned at the front side, so that the bipolar plate is contacted with the lower end plate, at the moment, the electric telescopic rod 21 drives the fixing plate 22 to move upwards, and meanwhile, the motor two 23 drives the gear one 24 to rotate, thereby driving the circular round plate 25 to rotate until the barrel plate 27 at the rear side moves to the front side, at this time, the electric telescopic rod 21 drives the fixing plate 22 to move downwards until the supporting plate 26 is at the upper side of the lower end plate, and the membrane electrode is pushed out of the support plate 26 through the containing barrel plate 27, so that the membrane electrode is contacted with the bipolar plate, and repeating the operation, and finally pressing and positioning the bipolar plate and the membrane electrode through the positioning frame 16.

Referring to fig. 3, the first toothed chain belt 14 includes a belt body 141, rectangular strips 142, C-shaped plates 143 and rubber plates 144, the first sprockets 13 on the left and right sides are in transmission connection with the belt body 141, the rectangular strips 142 are uniformly and fixedly mounted on the outer end surface of the belt body 141 along the circumferential direction, the C-shaped plates 143 are fixedly mounted on the outer end surface of the rectangular strips 142, the rubber plates 144 are fixedly mounted on the outer end surface of the belt body 141, and the C-shaped plates 143 penetrate through the rubber plates 144; the C-shaped plate 143 is fixed by the rectangular strip 142 on the belt body 141, and since the belt body 141 is deformed during the movement, the C-shaped plate 143 is prevented from interfering the movement of the belt body 141 by the rectangular strip 142, the left end face of the lower end plate on which the insulating plate and the current collecting plate are mounted is positioned by the C-shaped plate 143, and meanwhile, the lower end plate is prevented from moving to the front and rear sides in the transportation process along a large path, and the lower end face of the lower end plate is prevented from being scratched by the belt body 141 by the rubber plate 144.

Referring to fig. 4 and 9, the supporting table 15 includes a rectangular frame plate 151, rollers 152, a rubber sleeve 153, a threaded rod 154, a moving plate 155, an extrusion plate 156, cylindrical springs 157 and an extrusion block 158, the inner end surface of the rectangular long groove on the working table 11 is located on the right side of the first toothed chain belt 14 and is fixedly provided with the rectangular frame plate 151, the upper end surface of the rectangular frame plate 151 is uniformly and rotatably connected with the rollers 152 through pin shafts, the outer end surface of the rollers 152 is uniformly provided with annular grooves, the rubber sleeve 153 is fixedly installed on the outer end surface of the rollers 152, the right side of the rectangular frame plate 151 is rotatably connected with the threaded rod 154, the right side of the rectangular frame plate 151 is connected with the moving plate 155 in a sliding fit manner, the moving plate 155 is connected with the threaded rod 154 in a threaded connection manner, the extrusion plate 156 is fixedly installed on the front and rear end surfaces of the moving plate 155, the opposing end surfaces of the extrusion plates 156 on the front and rear sides are fixedly installed with a plurality of the cylindrical springs 157, the tail end of the cylindrical spring 157 is fixedly provided with an extrusion block 158; reduce the area that needs the contact through rectangle frame plate 151 in the lower end plate motion process, thereby reduce frictional resistance, fix a position roller 152 simultaneously, when the lower end plate moves to rectangle frame plate 151 on, roller 152 through the outer terminal surface evenly seted up the annular groove leads the lower end plate, prevent it to both sides motion around, prevent through rubber sleeve 153 that the annular groove on the roller 152 from producing the scraping to the lower end plate, through the horizontal displacement of threaded rod 154 control movable plate 155, thereby according to the size of the lower end plate, fix a position it, thereby guarantee that the lower end plate middle part aligns with rectangle frame plate 151 middle part, fix cylindrical spring 157 through stripper plate 156, through cylindrical spring's 157 elasticity, make stripper block 158 and lower end plate front and back both ends face contact, guarantee that both ends face atress is balanced around the lower end plate.

Referring to fig. 4 and 6, the positioning frame 16 includes a pillar 161, a frame-shaped plate 162, a two-way screw 163, a nut pair 164, a rectangular slat 165, an electric push rod 166, a horizontal plate 167 and a rubber block 168, the pillar 161 is fixedly installed on the right side of the upper end of the supporting platform 15, the frame-shaped plate 162 is fixedly installed on the upper end surface of the pillar 161, the two-way screw 163 is connected to the frame-shaped plate 162 in a rotatable connection manner, threaded grooves with opposite rotation directions are symmetrically formed on the left and right sides of the two-way screw 163, the nut pair 164 is connected to the left and right sides of the two-way screw 163 in a threaded connection manner, the rectangular slats 165 are fixedly installed on the opposite end surfaces of the nut pairs 164 on the left and right sides, the electric push rod 166 is fixedly installed on the middle portion of the rear side of the left rectangular slat 165 and the middle portion of the front side of the right rectangular slat 165, the horizontal plate 167 is fixedly installed on the tail end of the electric push rod 166, and the horizontal plate 167 is connected to the rectangular slats 165 in a sliding fit manner, rubber blocks 168 are fixedly arranged on the opposite end faces of the horizontal plates 167 at the front side and the rear side; the frame plate 162 is fixed through the support columns 161, so that the frame plate 162 is prevented from interfering the movement of the lower end plate, the distance between the nut pairs 164 is controlled through the two-way screw 163, so that the distance between the rectangular strips 165 is controlled, the distance between the horizontal plates 167 is controlled through the electric push rods 166, the bipolar plates and the membrane electrodes are positioned through the matching of the rectangular strips 165 and the horizontal plates 167, and the horizontal plates 167 are prevented from impressing the bipolar plates and the membrane electrodes through the rubber blocks 168.

Referring to fig. 7, the fixing plate 22 includes a circular plate 221, a sliding groove plate 222 and a lubricating ball 223, the circular plate 221 is fixedly installed on the upper end surface of the electric telescopic rod 21, the sliding groove plate 222 is fixedly installed on the lower end surface of the circular plate 221, an annular groove with an L-shaped cross section is formed in the middle of the sliding groove plate 222, and the lubricating ball 223 is uniformly arranged on the upper end surface of the inner side of the annular groove along the circumferential direction; the sliding groove plate 222 is fixed by the circular disc 221, the movement track of the annular circular plate 25 is limited by the sliding groove plate 222, the annular circular plate 25 is under the action of gravity in the movement process, so that the upper end surface of the inner side of the annular groove on the sliding groove plate 222 is subjected to a large friction force, and the friction force between the annular circular plate 25 and the sliding groove plate 222 is reduced by arranging the lubricating balls 223 at the position, so that the abrasion amount of the sliding groove plate 222 is reduced.

Continuing to refer to fig. 7, the outer end face of the upper side of the annular circular plate 25 is fixedly provided with an annular block 251, and the outer end face of the annular block 251 is uniformly connected with a rotating column 252 in a rotating manner through a pin shaft along the circumferential direction; the annular block 251 prevents the annular circular plate 25 and the sliding groove plate 222 from being separated, and the rotating column 252 reduces the friction between the annular block 251 and the sliding groove plate 222, thereby reducing the friction resistance and improving the working efficiency of the second motor 23.

Referring to fig. 8, the supporting plate 26 includes a sector plate 261, an extrusion spring 262, a material blocking plate 263, a magnetic attraction plate 264 and an electromagnetic plate 265, the sector plate 261 is fixedly installed on the lower end faces of the front and back sides of the annular circular plate 25, the lower side of the piece holding barrel plate 27 on the sector plate 261 is provided with a material outlet, an arc-shaped groove is formed in the middle of the material outlet, the extrusion spring 262 is fixedly installed on the inner end face of the arc-shaped groove, the material blocking plate 263 is fixedly installed at the tail end of the extrusion spring 262, the magnetic attraction plate 264 is fixedly installed on the contact end face of the material blocking plate 263 and the extrusion spring 262, the electromagnetic plate 265 is fixedly installed on the outer side of the extrusion spring 262 on the inner end face of the arc-shaped groove, and the magnetism of the electromagnetic plate 265 after being electrified is opposite to that of the magnetic attraction plate 264; when the bipolar plate and the membrane electrode need to be pushed out, the electromagnetic plate 265 is electrified, the magnetic attraction plate 264 on the material blocking plate 263 is under the action of magnetic force on the electromagnetic plate 265, the material blocking plate 263 extrudes the extrusion spring 262 until the magnetic attraction plate 264 is connected with the electromagnetic plate 265, the bipolar plate and the membrane electrode can be pushed out from the discharge hole on the sector plate 261 at the moment, and when the electromagnetic plate 265 is powered off, the material blocking plate 263 is restored to an initial state through the elastic force of the extrusion spring 262, the discharge hole on the sector plate 261 is blocked, and the bipolar plate and the membrane electrode are prevented from being pushed out from the discharge hole on the sector plate 261.

Referring to fig. 5, the workpiece holding barrel plate 27 includes a rectangular long barrel 271, L-shaped plates 272, electric cylinders 273, a workpiece pushing block 274, limiting springs 275 and limiting strips 276, the upper end surfaces of the support plates 26 are all fixedly provided with the rectangular long barrel 271, the upper end surfaces of the rectangular long barrels 271 are fixedly provided with the L-shaped plates 272, the lower end surfaces of the L-shaped plates 272 are fixedly provided with the electric cylinders 273, the lower end surfaces of the electric cylinders 273 are fixedly provided with the workpiece pushing block 274, the inner end surfaces of the rectangular long barrels 271 are uniformly and fixedly provided with the limiting springs 275 along the circumferential direction, and the tail ends of the limiting springs 275 are fixedly provided with the limiting strips 276; the L-shaped plate 272 is fixed through the rectangular long cylinder 271, the vertical displacement of the pushing block 274 is controlled through the electric cylinder 273, when the bipolar plate and the membrane electrode are required to be pushed out from the discharge hole on the sector plate 261, the pushing block 274 is driven to move downwards through the electric cylinder 273 until the bipolar plate and the membrane electrode are discharged out of the discharge hole on the sector plate 261, and the limiting strip 276 is tightly contacted with the bipolar plate and the membrane electrode through the elasticity of the limiting spring 275, so that the bipolar plate and the membrane electrode which move downwards are buffered.

Referring to fig. 2, in addition, the invention further provides a manufacturing and processing method of the energy storage structure of the hydrogen fuel cell, which includes the following steps:

s1, placing a lower end plate: firstly, a lower end plate provided with an insulating plate and a current collecting plate is placed on the upper end face of a toothed chain belt I14, and a first stepping motor I12 drives a first chain wheel 13 to rotate so as to drive the lower end plate to move rightwards;

s2, positioning a lower end plate: when the lower end plate moves to the support table 15 and continues to move rightwards on the support table 15, the lower end plate is positioned through the support table 15;

s3, positioning the bipolar plate: after the lower end plate is positioned, the electric telescopic rod 21 drives the fixing plate 22 to move downwards until the supporting plate 26 is positioned on the upper side of the lower end plate, and at the moment, the bipolar plate is pushed out of the cylindrical holding plate 27 and the supporting plate 26 through the cylindrical holding plate 27 positioned on the front side, so that the bipolar plate is contacted with the lower end plate;

s4, positioning a membrane electrode: at the moment, the fixed plate 22 is driven to move upwards by the electric telescopic rod 21, meanwhile, the first gear 24 is driven to rotate by the second motor 23, so that the annular circular plate 25 is driven to rotate until the workpiece containing barrel plate 27 on the rear side moves to the front side, the supporting plate 26 is driven to move to the upper side of the lower end plate by the electric telescopic rod 21, the membrane electrode is pushed out of the workpiece containing barrel plate 27 and the supporting plate 26 by the workpiece containing barrel plate 27, the membrane electrode is in contact with the bipolar plate, the operation is repeated, and finally, the bipolar plate and the membrane electrode are extruded and positioned by the positioning frame 16;

s5, installation detection: repeating the above operation, after the superposition is completed, overlapping the upper end plate part, applying designed pressure by using the assembling machine to compress the assembly, carrying out air tightness test on the assembly, after the air tightness test is passed, installing the screw rod under the condition of keeping the pressure, and then removing the pressure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.