CN213195305U

CN213195305U - Stamping die for bipolar plate of fuel cell

Info

Publication number: CN213195305U
Application number: CN202021917315.XU
Authority: CN
Inventors: 徐良华; 宋新贤; 徐晨; 刘�东
Original assignee: Aideman Hydrogen Energy Equipment Co ltd
Current assignee: Aideman Hydrogen Energy Equipment Co ltd
Priority date: 2020-09-05
Filing date: 2020-09-05
Publication date: 2021-05-14
Anticipated expiration: 2030-09-05

Abstract

The utility model discloses a fuel cell bipolar plate stamping die, which comprises a template and an installation block, wherein the inner surface of the template is movably connected with a pressing block, the lower surface of the pressing block is fixedly connected with a pressing rod, one side of the pressing rod is fixedly connected with a first slide rail, the outer surface of the pressing rod is movably connected with a first slide rail, one end of the pressing rod is fixedly connected with a second slide block, the outer surface of the second slide block is movably connected with a second slide rail, and the lower surface of the pressing rod is fixedly connected with a compression spring; through depression bar, briquetting, kicking block, ejector pin and the first slide rail of design, solved fuel cell bipolar plate stamping die in the use, need add the accessory that raw and other materials punching press needs with the mould, but after the punching press was accomplished, the finished product may block and be not convenient for take out in the template, increase operating personnel's work load, reduce work efficiency's problem.

Description

Stamping die for bipolar plate of fuel cell

Technical Field

The utility model belongs to the technical field of bipolar plate, concretely relates to fuel cell bipolar plate stamping die.

Background

The bipolar plate is also called a collector plate, is one of important components of a fuel cell, and has the following functions and properties: the fuel and the oxidant are separated, the gas is prevented from permeating, collecting and conducting current, the conductivity is high, the flow channel is designed and processed, the gas can be uniformly distributed to a reaction layer of an electrode for electrode reaction, heat can be discharged, the temperature field of the battery is uniform, corrosion resistance, impact resistance and vibration resistance are kept, the thickness is thin, the weight is light, the cost is low, the mechanical processing is easy, and the fuel cell is suitable for batch manufacturing and the like.

The existing fuel cell bipolar plate stamping die needs to be used for stamping required accessories by using a die and raw materials in the using process, but after stamping is completed, finished products can be clamped in a template and are not convenient to take out, the workload of operators is increased, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fuel cell bipolar plate stamping die to the fuel cell bipolar plate stamping die who proposes in solving above-mentioned background art need use the mould in the use, and the accessory that raw and other materials punching press play needs in addition, but after the punching press was accomplished, the finished product may block be not convenient for take out in the template, increases operating personnel's work load, reduces work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fuel cell bipolar plate stamping die, includes template and installation piece, the internal surface swing joint of template has the briquetting, the lower fixed surface of briquetting is connected with the depression bar, one side fixedly connected with first slider of depression bar, the surface swing joint of depression bar has first slide rail, the one end fixedly connected with second slider of depression bar, the surface swing joint of second slider has the second slide rail, the lower fixed surface of depression bar is connected with compression spring.

Preferably, the inner surface of the mounting block is provided with a sliding groove, the inner surface of the sliding groove is movably connected with a sliding rod, the outer surface of the sliding rod is movably connected with a connecting block, the upper surface of the connecting block is fixedly connected with a clamping block, the upper surface of the mounting block is provided with a clamping groove, and the two sides of the template are fixedly connected with handles.

Preferably, the upper surface of the pressure lever is fixedly connected with a mandril, and the upper surface of the mandril is fixedly connected with a jacking block.

Preferably, one side of the sliding groove is provided with a limiting block, and one side of the limiting block is fixedly connected with a return spring.

Preferably, the clamping block and the sliding rod are movably connected through a connecting block, and the connecting block and the sliding groove are movably connected through the sliding rod.

Preferably, the inner surface of the template is provided with a groove, and the width of the groove is equal to that of the top block.

Preferably, the lower surface of the compression spring is fixedly connected with the template, and the compression bar is fixedly connected with the template through the compression spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through depression bar, briquetting, kicking block, ejector pin and the first slide rail of design, solved fuel cell bipolar plate stamping die in the use, need add the accessory that raw and other materials punching press needs with the mould, but after the punching press was accomplished, the finished product may block and be not convenient for take out in the template, increase operating personnel's work load, reduce work efficiency's problem.

2. Through fixture block, spout, connecting block, slide bar and the stopper of design, solved fuel cell bipolar plate stamping die in the use, its mould probably because the problem that the live time overlength needs to be changed, through the fixture block that can remove, fixes the template during the installation, does not influence the installation in template later stage during the dismantlement, the use of the equipment of being convenient for.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side sectional view of the template of the present invention;

FIG. 3 is a schematic side sectional view of the mounting block of the present invention;

fig. 4 is a schematic side view of the fixture block of the present invention.

In the figure: 1. a template; 2. mounting blocks; 3. a pressure lever; 4. briquetting; 5. a top block; 6. a top rod; 7. a first slide rail; 8. a first slider; 9. a second slide rail; 10. a second slider; 11. a compression spring; 12. a card slot; 13. a clamping block; 14. a chute; 15. connecting blocks; 16. a slide bar; 17. a limiting block; 18. a return spring; 19. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a fuel cell bipolar plate stamping die, includes template 1 and installation piece 2, the internal surface swing joint of template 1 has briquetting 4, the lower fixed surface of briquetting 4 is connected with depression bar 3, the first slider 8 of one side fixedly connected with of depression bar 3, the surface swing joint of depression bar 3 has first slide rail 7, the one end fixedly connected with second slider 10 of depression bar 3, the surface swing joint of second slider 10 has second slide rail 9, the lower fixed surface of depression bar 3 is connected with compression spring 11.

In the embodiment, in the use process of the die, the die firstly contacts with the pressing block 4, the pressing rod 3 is driven to move downwards through the pressing block 4, the pressing rod 3 drives the first sliding block 8 and the second sliding block 10 to respectively slide downwards on the inner surfaces of the first sliding rail 7 and the second sliding rail 9, the compression spring 11 is compressed to enable the first sliding block and the second sliding block to bear the force, the ejecting block 5 and the ejector rod 6 move downwards simultaneously, the ejecting block 5 is clamped into a groove on the inner surface of the die plate 1, after the die is punched, the pressing rod 3 is restored to the original position under the action of the force of the compression spring 11, the ejector rod 6 and the ejector block 5 are driven to eject out the formed bipolar plate, and.

Specifically, the inner surface of the mounting block 2 is provided with a sliding groove 14, the inner surface of the sliding groove 14 is movably connected with a sliding rod 16, the outer surface of the sliding rod 16 is movably connected with a connecting block 15, the upper surface of the connecting block 15 is fixedly connected with a clamping block 13, the upper surface of the mounting block 2 is provided with a clamping groove 12, and the two sides of the template 1 are fixedly connected with handles 19.

In the embodiment, when the template 1 needs to be replaced, the handle 19 drives the template 1 to move towards the outer side of the mounting block 2, at this time, the fixture block 13 drives the sliding rod 16 to slide upwards on the inner surface of the sliding groove 14 under the action of the template 1, and drives the limiting block 17 to compress the return spring 18 to bear force until the sliding rod 16 moves to one end of the sliding groove 14, the fixture block 13 rotates towards one side of the outer surface of the sliding rod 16 through the connecting block 15, the reverse operation is performed during the mounting, the mounting and dismounting of the template 1 are facilitated,

specifically, the upper surface of the pressure lever 3 is fixedly connected with a mandril 6, and the upper surface of the mandril 6 is fixedly connected with a jacking block 5.

In the embodiment, the ejector rod 6 and the ejector block 5 are driven by the compression bar 3 to move upwards, and the finished molded bipolar plate is ejected out by the ejector block 5, so that finished products can be conveniently collected.

Specifically, one side of the sliding groove 14 is provided with a limiting block 17, and one side of the limiting block 17 is fixedly connected with a return spring 18.

In this embodiment, in the installation process of the template 1, the limiting block 17 compresses the return spring 18 and moves towards the inside of the installation block 2, and after the installation is finished, the limiting block 17 returns to the original position under the action of the force of the return spring 18 to limit the movement of the connecting block 15, so that the template 1 is convenient to fix in the installation block 2.

Specifically, the clamping block 13 and the sliding rod 16 are movably connected through a connecting block 15, and the connecting block 15 and the sliding groove 14 are movably connected through the sliding rod 16.

In this embodiment, the fixture block 13 drives the connecting block 15 and the sliding rod 16 to move upward, so that the sliding rod 16 moves along the sliding groove 14, thereby facilitating the detachment and fixation of the formwork 1.

Specifically, the inner surface of the formwork 1 is provided with a groove, and the width of the groove is equal to the width of the top block 5.

In this embodiment, the pressing rod 3 and the ejector rod 6 are driven by the pressing block 4 to move downwards during the die stamping, and the ejector block 5 is retracted into the groove on the inner surface of the die plate 1, so that the normal use of the die is prevented from being influenced.

Specifically, the lower surface of the compression spring 11 is fixedly connected with the template 1, and the compression bar 3 is fixedly connected with the template 1 through the compression spring 11.

In the embodiment, the compression spring 11 is fixedly connected with the template 1 to control the reset of the compression rod 3, so that the normal use of the equipment is facilitated.

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.

Claims

1. A fuel cell bipolar plate stamping die comprises a template (1) and a mounting block (2), and is characterized in that: the utility model discloses a template, including template (1), internal surface swing joint have briquetting (4), the lower fixed surface of briquetting (4) is connected with depression bar (3), the first slider (8) of one side fixedly connected with of depression bar (3), the surface swing joint of depression bar (3) has first slide rail (7), the one end fixedly connected with second slider (10) of depression bar (3), the surface swing joint of second slider (10) has second slide rail (9), the lower fixed surface of depression bar (3) is connected with compression spring (11).

2. The fuel cell bipolar plate stamping die as defined in claim 1, wherein: spout (14) have been seted up to the internal surface of installation piece (2), the internal surface swing joint of spout (14) has slide bar (16), the surface swing joint of slide bar (16) has connecting block (15), the last fixed surface of connecting block (15) is connected with fixture block (13), draw-in groove (12) have been seted up to the upper surface of installation piece (2), the equal fixedly connected with handle (19) in both sides of template (1).

3. The fuel cell bipolar plate stamping die as defined in claim 1, wherein: the upper surface of the pressing rod (3) is fixedly connected with an ejector rod (6), and the upper surface of the ejector rod (6) is fixedly connected with an ejector block (5).

4. A fuel cell bipolar plate stamping die as defined in claim 2, wherein: a limiting block (17) is arranged on one side of the sliding groove (14), and a return spring (18) is fixedly connected to one side of the limiting block (17).

5. A fuel cell bipolar plate stamping die as defined in claim 2, wherein: the clamping block (13) is movably connected with the sliding rod (16) through a connecting block (15), and the connecting block (15) is movably connected with the sliding groove (14) through the sliding rod (16).

6. A fuel cell bipolar plate stamping die as defined in claim 3, wherein: the inner surface of the template (1) is provided with a groove, and the width of the groove is equal to that of the top block (5).

7. The fuel cell bipolar plate stamping die as defined in claim 1, wherein: the lower surface of the compression spring (11) is fixedly connected with the template (1), and the compression bar (3) is fixedly connected with the template (1) through the compression spring (11).