CN220008380U - Frock clamp is used in processing of graphite fuel bipolar plate - Google Patents
Frock clamp is used in processing of graphite fuel bipolar plate Download PDFInfo
- Publication number
- CN220008380U CN220008380U CN202320083268.0U CN202320083268U CN220008380U CN 220008380 U CN220008380 U CN 220008380U CN 202320083268 U CN202320083268 U CN 202320083268U CN 220008380 U CN220008380 U CN 220008380U
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- Prior art keywords
- shaped
- bipolar plate
- hydraulic cylinder
- fuel bipolar
- plate
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- 239000000446 fuel Substances 0.000 title claims abstract description 57
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 22
- 239000010439 graphite Substances 0.000 title claims abstract description 22
- 238000003754 machining Methods 0.000 claims abstract description 18
- 230000003028 elevating effect Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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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- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a tooling fixture for machining a graphite fuel bipolar plate, which comprises a positioning plate surface, wherein the lower end of the positioning plate surface, which is positioned at the center position, is fixedly connected with a U-shaped fixing plate, the side wall of the rear end of the positioning plate surface, which is positioned at the center position, is provided with a pushing mechanism, the opposite side walls of the vertical sections on two sides of the U-shaped fixing plate are respectively provided with a rectangular opening, and the same lifting mechanism is arranged between the two rectangular openings in a penetrating way. According to the utility model, the fuel bipolar plate is arranged on the buffer pad, the linear guide rail is matched with the movable guide block to drive the two L-shaped clamping blocks to move relatively and then clamp the fuel bipolar plate, the second hydraulic cylinder is matched with the linear guide rail to drive the two L-shaped clamping blocks to descend and then position the fuel bipolar plate, so that the clamping stability of the fuel bipolar plate is improved, the displacement in the processing process is avoided, the first hydraulic cylinder on the L-shaped plate drives the pushing block to push the fuel bipolar plate on the buffer pad to the side of the positioning plate surface, and the fuel bipolar plate can be conveniently and quickly replaced for processing.
Description
Technical Field
The utility model relates to the technical field of graphite fuel bipolar plate machining, in particular to a tooling fixture for machining a graphite fuel bipolar plate.
Background
The fuel bipolar plate is one of important parts of the fuel cell, has the functions of separating fuel and oxidant, preventing gas from permeating, collecting and conducting current and the like, adopts compact graphite, is manufactured into a gas flow channel through mechanical processing, and has stable chemical property and small contact resistance.
The graphite fuel bipolar plate needs to be fixed by using a clamp when being processed, but the existing fuel bipolar plate clamp has the problems of poor clamping stability and easy displacement in the processing process, and is inconvenient for quickly replacing the fuel bipolar plate for processing, and the tooling clamp for processing the graphite fuel bipolar plate is now provided to solve the problems.
Disclosure of Invention
The utility model provides a tooling fixture for machining a graphite fuel bipolar plate, which is used for solving the technical problems that in the prior art, the graphite fuel bipolar plate needs to be fixed by using a fixture when being machined, but the existing fuel bipolar plate fixture has poor clamping stability, is easy to shift in the machining process, and is inconvenient to quickly replace the fuel bipolar plate for machining.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a work fixture is used in bipolar plate processing of graphite fuel, includes the location face, the lower extreme fixedly connected with U type fixed plate that the location face is located central point puts, be equipped with pushing equipment on the rear end lateral wall that the location face is located central point put, all be equipped with the rectangle opening on the relative lateral wall of the vertical section in U type fixed plate both sides, two run through between the rectangle opening and be equipped with same elevating system, be equipped with two L type grip blocks on the elevating system, the upper end fixedly connected with blotter of location face.
Preferably, the upper ends of the positioning plate surfaces on the left side and the right side are respectively provided with a first strip-shaped opening, the upper ends of the buffer cushion, which are opposite to the two first strip-shaped openings, are respectively provided with a second strip-shaped opening, the two first strip-shaped openings are respectively overlapped with the two second strip-shaped openings, and the two L-shaped clamping blocks are respectively arranged through the first strip-shaped openings and the second strip-shaped openings, the two sides of which are overlapped.
Preferably, the pushing mechanism comprises an L-shaped plate fixedly connected to the side wall of the rear end of the center position of the positioning plate, a first hydraulic cylinder is fixedly mounted on the side wall of the vertical section of the positioning plate opposite to the L-shaped plate, a piston rod of the first hydraulic cylinder is arranged towards the positioning plate, and a pushing block is fixedly connected to the free end of the piston rod of the first hydraulic cylinder.
Preferably, the L-shaped clamping blocks, the buffer cushion and the pushing blocks are all rubber products.
Preferably, rectangular grooves are formed in the opposite side walls of the horizontal sections of the two L-shaped clamping blocks.
Preferably, the lifting mechanism comprises a second hydraulic cylinder fixedly mounted at the upper end of the horizontal section of the central position of the U-shaped fixing plate, a piston rod of the second hydraulic cylinder is vertically upwards arranged, a linear guide rail is fixedly mounted at the upper end of the piston rod of the second hydraulic cylinder, the linear guide rail horizontally penetrates through rectangular openings at two sides and is provided with two movable guide blocks matched with the linear guide rail in a sliding manner, and the lower ends of the two L-shaped clamping blocks are fixedly connected with the upper ends of the two movable guide blocks respectively.
Compared with the prior art, the utility model has the beneficial effects that:
1. the fuel bipolar plate is arranged on the buffer cushion, the two L-shaped clamping blocks are driven by the linear guide rail to move relatively, then the fuel bipolar plate is clamped, the two L-shaped clamping blocks are driven by the second hydraulic cylinder to descend by the linear guide rail, then the fuel bipolar plate is positioned, the clamping stability of the fuel bipolar plate is improved, and the displacement generated in the processing process is avoided.
2. The first hydraulic cylinder on the L-shaped plate drives the pushing block to push the fuel bipolar plate on the buffer pad to the side of the locating plate surface, so that the fuel bipolar plate can be conveniently and quickly replaced for processing.
Drawings
Fig. 1 is a schematic structural diagram of a tooling fixture for machining a graphite fuel bipolar plate;
FIG. 2 is a schematic cross-sectional view of a tooling fixture for machining a graphite fuel bipolar plate according to the present utility model;
fig. 3 is a schematic structural diagram of a lifting mechanism of a tooling fixture for machining a graphite fuel bipolar plate;
fig. 4 is a schematic structural view of an L-shaped clamping block of a tooling fixture for machining a graphite fuel bipolar plate.
In the figure: the device comprises a positioning plate surface 1, a fixing plate 2U, a rectangular opening 3, a clamping block 4L, a buffer pad 5, a first strip-shaped opening 6, a second strip-shaped opening 7, a L-shaped plate 8, a first hydraulic cylinder 9, a pushing block 10, a rectangular slot 11, a second hydraulic cylinder 12, a linear guide rail 13 and a movable guide block 14.
Description of the embodiments
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a tooling fixture for machining graphite fuel bipolar plates comprises a positioning plate surface 1, wherein the lower end of the positioning plate surface 1, which is positioned at the center position, is fixedly connected with a U-shaped fixing plate 2, the rear end side wall of the positioning plate surface 1, which is positioned at the center position, is provided with a pushing mechanism, the pushing mechanism comprises an L-shaped plate 8, which is fixedly connected with the positioning plate surface 1, which is positioned on the rear end side wall of the center position, the L-shaped plate 8 is used for supporting and installing a first hydraulic cylinder 9, the L-shaped plate 8 is opposite to the vertical section side wall of the positioning plate surface 1, a piston rod of the first hydraulic cylinder 9 is arranged towards the positioning plate surface 1, the free end of the piston rod of the first hydraulic cylinder 9 is fixedly connected with a pushing block 10, the L-shaped clamping block 4, a cushion 5 and the pushing block 10 are rubber products, and the first hydraulic cylinder 9 is used for driving the pushing block 10 to horizontally move, so that the bipolar plates of the fuel placed at the upper end of the cushion 5 can be pushed to the side of the positioning plate surface 1, and the quick replacement of the fuel plate is convenient for machining.
The opposite side walls of the vertical sections on two sides of the U-shaped fixing plate 2 are respectively provided with a rectangular opening 3, the same lifting mechanism is arranged between the two rectangular openings 3 in a penetrating manner, two L-shaped clamping blocks 4 are arranged on the lifting mechanism, the lifting mechanism comprises a second hydraulic cylinder 12 fixedly installed at the upper end of the horizontal section of the U-shaped fixing plate 2, the U-shaped fixing plate 2 is used for fixing the second hydraulic cylinder 12, the locating plate surface 1 can be supported simultaneously, the second hydraulic cylinder 12 is used for driving the linear guide 13 to lift, the linear guide 13 is matched with the movable guide 14 to drive the two L-shaped clamping blocks 4 to lift, the piston rod of the second hydraulic cylinder 12 is vertically upwards arranged, the linear guide 13 is fixedly arranged at the upper end of the piston rod of the second hydraulic cylinder 12, the linear guide 13 is matched with the movable guide 14 to drive the two L-shaped clamping blocks 4 to horizontally move relatively or reversely along the direction of the first strip-shaped opening 6 and the second strip-shaped opening 7, the linear guide 13 is not repeated in the prior art, the linear guide 13 horizontally penetrates through the rectangular openings 3 on two sides, the linear guide 13 is connected with the two L-shaped clamping blocks 14 in a sliding manner, and the two L-shaped clamping blocks 14 are respectively connected with the two lower ends of the movable guide blocks 14.
The upper end fixedly connected with blotter 5 of location face 1, rubber products's blotter 5 and L type grip block 4 can provide buffering protection to fuel bipolar plate, avoid causing the damage to fuel bipolar plate in the course of working, the upper end that location face 1 is located the left and right sides all is equipped with first bar opening 6, the blotter 5 just is equipped with second bar opening 7 to the upper end of two first bar openings 6, two first bar openings 6 set up with two second bar openings 7 coincidence respectively, two L type grip blocks 4 run through the first bar opening 6 and the setting of second bar opening 7 of both sides coincidence respectively, all be equipped with rectangular slotting 11 on the opposite lateral wall of two L type grip blocks 4 horizontal segment, rectangular slotting 11's setting is in order to reduce the area of contact of the horizontal segment of L type grip block 4 and fuel bipolar plate upper end, prevent to influence fuel bipolar plate's normal processing.
When the utility model is used, the fuel bipolar plate is arranged at the upper end of the buffer pad 5 on the positioning plate surface 1, the linear guide rail 13 is started to be matched with the movable guide block 14 to drive the two L-shaped clamping blocks 4 to horizontally and relatively move along the directions of the first strip-shaped opening 6 and the second strip-shaped opening 7 until the side walls of the vertical sections of the two L-shaped clamping blocks 4 are movably abutted against the side walls of the fuel bipolar plate, so as to effectively clamp and limit the fuel bipolar plate, the second hydraulic cylinder 12 on the U-shaped fixed plate 2 is started at the same time, the second hydraulic cylinder 12 is matched with the linear guide rail 13 to drive the two L-shaped clamping blocks 4 to descend until the lower ends of the horizontal sections of the two L-shaped clamping blocks 4 are abutted against the upper ends of the fuel bipolar plate, therefore, the L-shaped clamping blocks 4 of the rubber products are matched with the buffer pads 5 to clamp and position the fuel bipolar plates, clamping stability of the fuel bipolar plates is improved, displacement is avoided in the machining process, after the fuel bipolar plates are machined, the second hydraulic cylinder 12 is started again to drive the L-shaped clamping blocks 4 to ascend and then to be separated from the upper ends of the fuel bipolar plates, the linear guide rail 13 is matched with the movable guide block 14 to drive the two L-shaped clamping blocks 4 to be separated from the side walls of the fuel bipolar plates, the first hydraulic cylinder 9 on the L-shaped plate 8 is started to drive the pushing blocks 10 to push the fuel bipolar plates on the buffer pads 5 to the side of the positioning plate surface 1, and the fuel bipolar plates can be replaced quickly to be machined.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a frock clamp is used in processing of graphite fuel bipolar plate, includes location face (1), its characterized in that, the lower extreme fixedly connected with U type fixed plate (2) that location face (1) is located central point put, be equipped with pushing equipment on the rear end lateral wall that location face (1) is located central point put, all be equipped with rectangle opening (3) on the relative lateral wall of the vertical section in U type fixed plate (2) both sides, two run through between rectangle opening (3) and be equipped with same elevating system, be equipped with two L type grip blocks (4) on the elevating system, the upper end fixedly connected with blotter (5) of location face (1).
2. The tooling fixture for machining the graphite fuel bipolar plate according to claim 1, wherein the upper ends of the positioning plate surface (1) positioned on the left side and the right side are respectively provided with a first strip-shaped opening (6), the upper ends of the buffer pad (5) opposite to the two first strip-shaped openings (6) are respectively provided with a second strip-shaped opening (7), the two first strip-shaped openings (6) are respectively overlapped with the two second strip-shaped openings (7), and the two L-shaped clamping blocks (4) are respectively arranged through the first strip-shaped openings (6) and the second strip-shaped openings (7) which are overlapped on the two sides.
3. The tooling fixture for machining the graphite fuel bipolar plate according to claim 1, wherein the pushing mechanism comprises an L-shaped plate (8) fixedly connected to the rear end side wall of the locating plate surface (1), the L-shaped plate (8) is fixedly provided with a first hydraulic cylinder (9) right opposite to the vertical section side wall of the locating plate surface (1), a piston rod of the first hydraulic cylinder (9) is arranged towards the locating plate surface (1), and the free end of the piston rod of the first hydraulic cylinder (9) is fixedly connected with a pushing block (10).
4. The tooling fixture for machining the graphite fuel bipolar plate according to claim 3, wherein the L-shaped clamping block (4), the buffer pad (5) and the pushing block (10) are all rubber products.
5. The tooling fixture for machining the graphite fuel bipolar plate according to claim 1, wherein rectangular grooves (11) are formed in opposite side walls of the horizontal section of the two L-shaped clamping blocks (4).
6. The tooling fixture for machining the graphite fuel bipolar plate according to claim 1, wherein the lifting mechanism comprises a second hydraulic cylinder (12) fixedly installed on the upper end of a horizontal section of the U-shaped fixing plate (2), a piston rod of the second hydraulic cylinder (12) is vertically upwards arranged, a linear guide rail (13) is fixedly installed at the upper end of the piston rod of the second hydraulic cylinder (12), the linear guide rail (13) horizontally penetrates through rectangular openings (3) on two sides, two movable guide blocks (14) matched with the linear guide rail are slidably connected on the linear guide rail (13), and the lower ends of the two L-shaped clamping blocks (4) are fixedly connected with the upper ends of the two movable guide blocks (14) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320083268.0U CN220008380U (en) | 2023-01-29 | 2023-01-29 | Frock clamp is used in processing of graphite fuel bipolar plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320083268.0U CN220008380U (en) | 2023-01-29 | 2023-01-29 | Frock clamp is used in processing of graphite fuel bipolar plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220008380U true CN220008380U (en) | 2023-11-14 |
Family
ID=88684281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320083268.0U Active CN220008380U (en) | 2023-01-29 | 2023-01-29 | Frock clamp is used in processing of graphite fuel bipolar plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220008380U (en) |
-
2023
- 2023-01-29 CN CN202320083268.0U patent/CN220008380U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |