CN218928056U

CN218928056U - Structure of gas diffusion layer is stamped to cutting die

Info

Publication number: CN218928056U
Application number: CN202222949720.5U
Authority: CN
Inventors: 韩先领
Original assignee: Suzhou Puhuichen Electronics Co ltd
Current assignee: Suzhou Puhuichen Electronics Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-04-28
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses a structure of a knife die stamping gas diffusion layer, which relates to the technical field of gas diffusion layer cutting and comprises a base, wherein a supporting rod is fixed at the top end of the base, two fixed tables are arranged at the top end of the supporting rod, a cutting assembly is arranged at the top end of each fixed table, a movable plate is arranged between one sides of the two fixed tables, a blanking assembly is arranged at the bottom end of the movable plate, mounting frames are arranged at two sides of the bottom end of the movable plate, and a first servo motor is arranged at one side of each mounting frame. According to the utility model, the clamping plates and the moving blocks are used for clamping the two sides of the gas diffusion layer in a matched manner, and then the moving blocks are moved by the rotation of the rotating rods, so that the gas diffusion layer is pulled, the smooth movement of the gas diffusion layer is ensured, and the clamping part is used before the cutting part, and the cut waste is not subjected to tensile force, so that the breakage of the clamping part is avoided.

Description

Structure of gas diffusion layer is stamped to cutting die

Technical Field

The utility model relates to the technical field of cutting of gas diffusion layers, in particular to a structure of a knife die stamping gas diffusion layer.

Background

The gas diffusion layer is composed of a carbon substrate which is porous and non-woven and has a macroporous structure, and after the substrate is subjected to PTFE hydrophobic treatment, a single-layer or multi-layer microporous layer is coated to form a porous structure with different pores. The gas diffusion layer is a key element in the fuel cell membrane electrode, and is formed by the key element and key materials such as a proton conducting membrane, a catalyst and the like, plays a main role of generating electricity of the fuel cell, plays roles of mass transfer, temperature management, hydrothermal management and the like of the fuel cell under a high current condition, and in the production of the gas diffusion layer, a cutting die is required to be used for cutting the gas diffusion layer, and a winding roller is generally adopted in the prior art to pull the gas diffusion layer so as to be positioned below the cutting die, and the cutting die is used for punching and cutting;

thus, after cutting, the gas diffusion layer is hollow, the strength of the gas diffusion layer is low, when the winding roller is used for winding waste, the part is subjected to tensile force and possibly broken, so that subsequent work cannot be smoothly performed.

Disclosure of Invention

The utility model aims to provide a structure of a knife die stamping gas diffusion layer, which aims to solve the problems that materials in the background art are poor in bearing effect after being cut and easy to break when being pulled.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a structure of cutting die punching press gas diffusion layer, includes the base, the top of base is fixed with the bracing piece, and two fixed stations are installed on the top of bracing piece, cut the subassembly, two be provided with the movable plate between one side of fixed station, and the bottom of movable plate is provided with unloading subassembly, the mounting bracket is all installed to the both sides of movable plate bottom, and one side of mounting bracket all installs first servo motor, the rotary rod is all installed to first servo motor's output, and the one end of rotary rod is connected with one side of mounting bracket through the pivot, the movable block is all installed to the outer wall of rotary rod, one side of movable block all is fixed with the fixed box, and the inside bottom of fixed box all installs the third pneumatic push rod, the splint are all installed to the top of fixed box to the output of third pneumatic push rod.

Preferably, the cutting assembly comprises a fixing frame, the fixing frame is arranged at the top end of the fixing table, a first pneumatic push rod is arranged at the top end of the fixing frame, the bottom end of the first pneumatic push rod extends to the mounting plate of the inner mounting of the fixing frame, a plurality of spring telescopic rods are arranged on the outer side of the bottom end of the mounting plate, a pressing frame is arranged at the bottom end of each spring telescopic rod, and a cutting die main body is arranged at the middle position of the bottom end of the mounting plate.

Preferably, the unloading subassembly includes the fixed block, the fixed block is fixed in the bottom of movable plate, the pneumatic push rod of second is installed on the top of base, and the bracket is installed to the output of the pneumatic push rod of second, second servo motor is installed to one side of bracket, and the fixed axle is installed to the output of second servo motor, the one end of fixed axle is connected with one side of bracket inside through the pivot, the outer wall of fixed axle welds with the inner wall of fixed block and links to each other.

Preferably, the guide grooves are formed in two ends of the moving plate, the guide blocks are mounted at one ends of the moving blocks, and the moving blocks are in sliding connection with the moving plate through sliding fit between the guide blocks and the guide grooves.

Preferably, one end of the moving block is in the same vertical plane as one end of the fixed table, and one end of the clamping plate is in the same vertical plane as one end of the moving plate.

Preferably, the outer wall of the rotary rod is provided with external threads, and the inner wall of the moving block is provided with internal threads matched with the external threads.

Preferably, the shape of the moving block is L-shaped, and the top ends of the moving block and the fixed box are both positioned on the same horizontal plane with the top end of the moving plate.

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

through using splint and movable block cooperation to grasp the both sides of gas diffusion layer, the rotation of rethread rotary rod causes the movable block to remove, accomplishes the tractive to gas diffusion layer, guarantees gas diffusion layer's smooth removal to the clamping part uses before cutting the position, and waste material after cutting can not receive the pulling force, thereby avoids here to take place to fracture.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic view of a moving plate according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the utility model at A;

fig. 4 is an enlarged schematic view of the structure of the present utility model at B.

In the figure: a first pneumatic push rod; a first servo motor; a moving plate; a fixing frame; a clamping plate; a fixed table; a mounting rack; a rotating rod; a fixed box; a bracket; a second pneumatic push rod; a fixed block; a second servo motor; a base; a support rod; a mounting plate; a spring telescoping rod; pressing a frame; a cutting die main body; a third pneumatic push rod; a moving block; and a fixed shaft.

Detailed Description

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to fig. 1-4, a structure of a gas diffusion layer of a die stamping comprises a base 14, wherein a supporting rod 15 is fixed at the top end of the base 14, two fixing tables 6 are installed at the top end of the supporting rod 15, and a cutting assembly is installed at the top end of the fixing table 6;

the cutting assembly comprises a fixed frame 4, the fixed frame 4 is arranged at the top end of a fixed table 6, a first pneumatic push rod 1 is arranged at the top end of the fixed frame 4, a mounting plate 16 is arranged in the fixed frame 4 in an extending mode from the bottom end of the first pneumatic push rod 1, a plurality of spring telescopic rods 17 are arranged on the outer side of the bottom end of the mounting plate 16, a pressing frame 18 is arranged at the bottom end of each spring telescopic rod 17, and a cutting die main body 19 is arranged at the middle position of the bottom end of the mounting plate 16;

specifically, as shown in fig. 1 and 3, the first pneumatic push rod 1 is started to push the mounting plate 16, the pressing frame 18 firstly contacts the material to press the material to avoid the material from being deflected, then the mounting plate 16 continues to be pressed down, the spring telescopic rod 17 is contracted, and the cutting die main body 19 completes cutting of the material.

A movable plate 3 is arranged between one sides of the two fixed tables 6, and a blanking component is arranged at the bottom end of the movable plate 3;

the blanking assembly comprises a fixed block 12, the fixed block 12 is fixed at the bottom end of the movable plate 3, a second pneumatic push rod 11 is installed at the top end of a base 14, a bracket 10 is installed at the output end of the second pneumatic push rod 11, a second servo motor 13 is installed at one side of the bracket 10, a fixed shaft 22 is installed at the output end of the second servo motor 13, one end of the fixed shaft 22 is connected with one side of the inside of the bracket 10 through a rotating shaft, and the outer wall of the fixed shaft 22 is welded with the inner wall of the fixed block 12;

specifically, as shown in fig. 1, the second pneumatic push rod 11 is started to drive the moving plate 3 to move downwards, the cut material is located above the moving plate 3 and moves along with the moving plate 3, after the moving plate 3 moves downwards to a certain height, the second servo motor 13 is started again to drive the fixed shaft 22 to rotate, and then the moving plate 3 is driven to incline by a certain angle, so that the material can slide off the moving plate 3 smoothly to finish blanking.

The mounting frame 7 is installed on both sides of the bottom end of the moving plate 3, the first servo motor 2 is installed on one side of the mounting frame 7, the rotating rod 8 is installed at the output end of the first servo motor 2, one end of the rotating rod 8 is connected with one side of the mounting frame 7 through a rotating shaft, the moving block 21 is installed on the outer wall of the rotating rod 8, the fixed box 9 is fixed on one side of the moving block 21, the third pneumatic push rod 20 is installed at the bottom end inside the fixed box 9, and the clamping plate 5 is installed above the fixed box 9 in a mode that the output end of the third pneumatic push rod 20 extends to the upper portion of the fixed box 9;

guide grooves are formed in two ends of the moving plate 3, guide blocks are mounted at one ends of the moving blocks 21, and the moving blocks 21 are in sliding connection with the moving plate 3 through sliding fit between the guide blocks and the guide grooves;

one end of the moving block 21 and one end of the fixed table 6 are in the same vertical plane, and one end of the clamping plate 5 and one end of the moving plate 3 are in the same vertical plane;

the outer wall of the rotary rod 8 is provided with external threads, and the inner wall of the moving block 21 is provided with internal threads matched with the external threads;

the shape of the moving block 21 is L-shaped, and the top ends of the moving block 21 and the fixed box 9 are on the same horizontal plane with the top end of the moving plate 3;

specifically, as shown in fig. 1, 2 and 4, the first servo motor 2 drives the rotary rod 8 to rotate, so that the moving block 21 can move in a directional manner on both sides of the moving plate 3, after one cutting is completed, the moving block 21 is moved to the leftmost side of the moving plate 3, then the third pneumatic push rod 20 is started, the clamping plate 5 moves downwards to match with the moving block 21 to clamp the edge of the material, and then the moving block 21 is moved to the rightmost side, so that the movement of the material can be completed

Working principle: when the device is used, other tools are used to enable the gas diffusion layer to be flatly paved on the fixed table 6 and the movable plate 3, then the first pneumatic push rod 1 is started to push the mounting plate 16, the pressing frame 18 firstly contacts materials to press the materials to avoid the materials from shifting, then the mounting plate 16 is continuously pressed down, the spring telescopic rod 17 is contracted, and the cutting die main body 19 completes cutting of the materials;

then, the second pneumatic push rod 11 is started to drive the movable plate 3 to move downwards, the cut material is located above the movable plate 3 and moves along with the movable plate 3, when the movable plate 3 moves downwards to a certain height, the second servo motor 13 is started again to drive the fixed shaft 22 to rotate, and then the movable plate 3 is driven to incline by a certain angle, so that the material can smoothly slide from the movable plate 3 to finish blanking, and then the movable plate 3 is reset;

the first servo motor 2 drives the rotary rod 8 to rotate, so that the movable block 21 can directionally move on two sides of the movable plate 3, after one cutting is completed, the movable block 21 is moved to the leftmost side of the movable plate 3, then the third pneumatic push rod 20 is started, the clamping plate 5 is moved downwards to be matched with the movable block 21 to clamp the edge of a material, then the movable block 21 is moved to the rightmost side, at the moment, waste is wound by an external tool, and the operation is repeated, so that batch production can be realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a structure of cutting die punching press gas diffusion layer, includes base (14), the top of base (14) is fixed with bracing piece (15), and two fixed stations (6) are installed on the top of bracing piece (15), cut the subassembly, its characterized in that are installed on the top of fixed station (6): two be provided with movable plate (3) between one side of fixed station (6), and the bottom of movable plate (3) is provided with unloading subassembly, mounting bracket (7) are all installed to the both sides of movable plate (3) bottom, and one side of mounting bracket (7) all installs first servo motor (2), rotary rod (8) are all installed to the output of first servo motor (2), and one end of rotary rod (8) is connected with one side of mounting bracket (7) through the pivot, movable block (21) are all installed to the outer wall of rotary rod (8), one side of movable block (21) all is fixed with fixed box (9), and all installs third pneumatic push rod (20) in the inside bottom of fixed box (9), splint (5) are all installed to the top of fixed box (9) to the output of third pneumatic push rod (20).

2. The structure of a die stamping gas diffusion layer according to claim 1, wherein: the cutting assembly comprises a fixing frame (4), the fixing frame (4) is installed at the top end of a fixing table (6), a first pneumatic push rod (1) is installed at the top end of the fixing frame (4), the bottom end of the first pneumatic push rod (1) extends to the inside of the fixing frame (4) to be installed with a mounting plate (16), a plurality of spring telescopic rods (17) are installed on the outer side of the bottom end of the mounting plate (16), a pressing frame (18) is installed at the bottom end of the spring telescopic rods (17), and a cutting die main body (19) is installed at the middle position of the bottom end of the mounting plate (16).

3. The structure of a die stamping gas diffusion layer according to claim 1, wherein: unloading subassembly includes fixed block (12), the bottom of fixed block (12) in movable plate (3) is fixed, second pneumatic push rod (11) are installed on the top of base (14), and bracket (10) are installed to the output of second pneumatic push rod (11), second servo motor (13) are installed to one side of bracket (10), and fixed axle (22) are installed to the output of second servo motor (13), the one end of fixed axle (22) is connected through pivot and one side of bracket (10) inside, the outer wall of fixed axle (22) is welded with the inner wall of fixed block (12).

4. The structure of a die stamping gas diffusion layer according to claim 1, wherein: guide grooves are formed in two ends of the moving plate (3), guide blocks are mounted at one ends of the moving blocks (21), and the moving blocks (21) are in sliding connection with the moving plate (3) through sliding fit between the guide blocks and the guide grooves.

5. The structure of a die stamping gas diffusion layer according to claim 1, wherein: one end of the moving block (21) and one end of the fixed table (6) are in the same vertical plane, and one end of the clamping plate (5) and one end of the moving plate (3) are in the same vertical plane.

6. The structure of a die stamping gas diffusion layer according to claim 1, wherein: the outer wall of rotary rod (8) is provided with the external screw thread, and the inner wall of movable block (21) is provided with rather than assorted internal screw thread.

7. The structure of a die stamping gas diffusion layer according to claim 1, wherein: the movable block (21) is L-shaped, and the top ends of the movable block (21) and the fixed box (9) are positioned on the same horizontal plane with the top end of the movable plate (3).