Electrolytic bath pole frame pole plate assembly adsorption jig

Abstract

The utility model belongs to the technical field of electrolytic bath manufacturing equipment, and particularly provides an electrolytic bath pole frame and pole plate assembly adsorption jig which comprises a bottom plate and an electromagnet device. The electromagnet device comprises a controller and a plurality of electromagnetic discs; the plurality of electromagnetic discs are electrically connected with the controller respectively; the multiple electromagnetic discs are installed on the bottom plate in the circumferential direction at intervals. And a magnetic conductive block is mounted on the electromagnetic disc. The adsorption jig for the electrode frame and electrode plate assembly of the electrolytic bath is simple to mount and control and convenient to maintain. A large-size workpiece is fixed through the multiple electromagnetic discs, the electromagnetic discs attract the workpiece when powered on, and the electromagnetic discs are released when powered off. And through the design of a positioning pin, a magnetic conductive block and a limiting block, the workpiece can be positioned and placed, and the machining precision is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of electrolytic cell manufacturing equipment, and particularly relates to an adsorption fixture for an electrolytic cell electrode frame and plate assembly. Background Art

[0002] With the development of the hydrogen energy industry chain, the hydrogen production link has attracted much attention, and the growth trend of alkaline water electrolyzers for hydrogen production is rapid. As the main product of alkaline water electrolyzers for hydrogen production, the demand for the electrode frame and plate assembly is currently very large. The electrode frame and plate assembly includes an electrode frame and plates, and belongs to an ultra-large and thin product. Based on the current process, a double-sided welding process is adopted, and the outer ring of the electrode frame needs to be welded to the inner ring of the plates. The larger the outer dimension of the electrode frame, the higher the accuracy requirements. The existing positioning fixtures for the electrode frame and plate assembly often adopt manual or pneumatic pressing methods, which are inconvenient to handle and move, and are prone to movement interference with other functional components, and the processing accuracy cannot be guaranteed. Summary of the Utility Model

[0003] The purpose of the utility model is to overcome the problem that the existing fixture pressing method is difficult to meet the processing accuracy and automated production.

[0004] To this end, the utility model provides an adsorption fixture for an electrolytic cell electrode frame and plate assembly, which includes a bottom plate and an electromagnet device; the electromagnet device includes a controller and a plurality of electromagnetic disks; the plurality of electromagnetic disks are respectively electrically connected to the controller; the plurality of electromagnetic disks are installed on the bottom plate at intervals along the circumferential direction; a magnetic conduction block is installed on the electromagnetic disk.

[0005] Specifically, a plurality of positioning pins are provided on the bottom plate.

[0006] Specifically, the electromagnet device further includes a distribution box; the distribution box is respectively electrically connected to the plurality of electromagnetic disks.

[0007] Specifically, a cushion block for supporting the workpiece plate is provided on the bottom plate.

[0008] Specifically, a limiting block for limiting and positioning the workpiece plate is provided on the bottom plate.

[0009] Specifically, the adsorption fixture for the electrolytic cell electrode frame and plate assembly further includes a rotating platform; the bottom plate is installed on the rotating platform.

[0010] Specifically, a slip ring is provided at the center of the bottom plate; the slip ring is fixed to the rotating platform.

[0011] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0012] The adsorption fixture installation control of the electrolytic cell electrode frame and plate assembly provided by the utility model is simple and convenient to maintain. The fixation of large-sized workpieces is achieved through multiple electromagnetic disks. When the power is on, the electromagnetic disks attract the workpieces, and when the power is off, the electromagnetic disks release the workpieces. The design of the positioning pins and magnetic conduction blocks can achieve the positioning and placement of the workpiece electrode frame, and the design of the limiting blocks and magnetic conduction blocks can achieve the positioning and placement of the workpiece electrode plates, ensuring the processing accuracy.

[0013] The following will further elaborate on the present utility model in conjunction with the accompanying drawings. Description of the Drawings

[0014] Figure 1 It is a schematic structural diagram of the adsorption fixture for the electrolytic cell electrode frame and plate assembly provided by the present utility model.

[0015] Description of the reference numerals: 1, rotating platform; 2, bottom plate; 201, slip ring; 3, positioning pin; 4, magnetic conduction block; 5, electromagnetic disk; 6, controller; 7, distribution box; 8, workpiece electrode frame; 9, workpiece electrode plate; 10, cushion block; 11, limiting block. Detailed Embodiment

[0016] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0017] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present utility model. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0018] Refer to Figure 1, the present utility model provides an adsorption fixture for an electrolytic cell electrode frame and electrode plate assembly, including a bottom plate 2 and an electromagnet device; the electromagnet device includes a controller 6 and a plurality of electromagnetic discs 5; the plurality of electromagnetic discs 5 are respectively electrically connected to the controller 6; the plurality of electromagnetic discs 5 are installed on the bottom plate 2 at intervals along the circumferential direction; a magnetic conduction block 4 is installed on the electromagnetic disc 5, and the magnetic conduction block 4 is used for adsorbing and limiting the workpiece electrode frame 8 and the workpiece electrode plate 9; the controller 6 is installed in a control cabinet. The number of the electromagnetic discs 5 and the magnetic conduction blocks 4 and their installation positions on the bottom plate 2 are designed according to the size of the workpiece electrode frame 8 to be processed.

[0019] During use, the workpiece electrode frame 8 and the workpiece electrode plate 9 are sequentially placed on the magnetic conduction block 4 by hoisting or a manipulator. The controller 6 is used to start the electromagnetic disc 5 to magnetize the magnetic conduction block 4, and magnetic force is generated through energization for attraction, so that the workpiece electrode frame 8 and the workpiece electrode plate 9 are adsorbed and fixed on the magnetic conduction block 4, and the welding of the workpiece electrode frame 8 and the workpiece electrode plate 9 is completed. After welding, the controller 6 is used to turn off the electromagnetic disc 5 to demagnetize the magnetic conduction block 4, and the adsorption and fixation of the workpiece electrode frame 8 and the workpiece electrode plate 9 are ended. The welded electrode frame and electrode plate assembly is taken out by hoisting or a manipulator, and the above steps are repeated to complete the positioning and welding of the next group of electrode frame and electrode plate assemblies.

[0020] In order to improve the positioning and processing accuracy, a plurality of positioning holes are provided on the workpiece electrode frame 8, and a plurality of positioning pins 3 corresponding to the positioning holes on the workpiece electrode frame 8 one by one are provided on the bottom plate 2. The plurality of positioning pins 3 are preferably evenly spaced, which is convenient for accurate positioning during the hoisting of the workpiece electrode frame 8.

[0021] Further, the electromagnet device further includes a distribution box 7; the distribution box 7 is respectively electrically connected to the plurality of electromagnetic discs 5. Separate control of each electromagnetic disc 5 is achieved through the distribution box 7.

[0022] Specifically, a cushion block 10 for supporting the workpiece electrode plate 9 is provided on the bottom plate 2.

[0023] Specifically, a limiting block 11 for limiting and positioning the workpiece electrode plate 9 is provided on the bottom plate 2.

[0024] In a refined embodiment, the adsorption fixture for the electrolytic cell electrode frame and electrode plate assembly further includes a rotating platform 1; the bottom plate 2 is installed on the rotating platform 1. The rotating platform 1 can drive the workpiece electrode frame 8 and the workpiece electrode plate 9 to rotate for welding during welding.

[0025] Further, a slip ring 201 is provided at the center of the bottom plate 2; the slip ring 201 is a hollow structure and is fixed to the rotating platform 1.

[0026] When the electromagnet device further includes a distribution box 7, each line of the electromagnetic disk 5 is connected to each branch of the distribution box 7, and the main line of the distribution box 7 is connected to the slip ring 201 for electrical connection with the controller 6, so that when the rotating platform 1 rotates, the wire harness rotates accordingly.

[0027] Embodiment 1:

[0028] This embodiment provides an adsorption jig for the electrode frame and plate assembly of an electrolytic cell, including a rotating platform 1, a bottom plate 2, and an electromagnet device.

[0029] The bottom plate 2 is installed on the rotating platform 1; the bottom plate 2 is of a circular structure, and a slip ring 201 is provided at the center; the slip ring 201 is of a hollow structure and is fixed to the rotating platform 1.

[0030] The electromagnet device includes a controller 6, a distribution box 7, and a plurality of electromagnetic disks 5; the control line of the controller 6 is electrically connected to the main line of the distribution box 7 at the slip ring 201, and each branch of the distribution box 7 is electrically connected to a plurality of electromagnetic disks 5 respectively; the plurality of electromagnetic disks 5 are installed on the bottom plate 2 at intervals along the circumferential direction of the bottom plate 2; each electromagnetic disk 5 has a plurality of magnetic poles; a magnetic conduction block 4 is installed on the electromagnetic disk 5, and the installation position coincides with the structural characteristics of the electrode frame and plate, for adsorbing and flattening the workpiece electrode frame 8 and the workpiece plate 9; the controller 6 is installed in the control cabinet, and the distribution box 7 is placed on the bottom plate 2.

[0031] A plurality of positioning pins 3 are provided on the bottom plate 2, and the positions of the positioning pins 3 on the bottom plate 2 match the positioning holes on the workpiece electrode frame 8.

[0032] The workpiece plate 9 is supported by a cushion block 10 below. There are limit blocks 11 at the characteristic points of the plate, which coincide with the papilla characteristics of the plate, for anti-fooling limit positioning.

[0033] During use, clean the sample, and use hoisting or a manipulator. According to the position of the positioning pins 3, place the workpiece electrode frame 8 on the magnetic conduction block 4, and then use hoisting or a manipulator to place the workpiece plate 9 on the magnetic conduction block 4. Start the electromagnetic disk 5 by using the controller 6 to magnetize the magnetic conduction block 4, and perform suction by generating magnetic force through electrification, so that the workpiece electrode frame 8 and the workpiece plate 9 are adsorbed and fixed on the magnetic conduction block 4. Use a laser welding head to complete the welding of the workpiece electrode frame 8 and the workpiece plate 9. After welding, use the controller 6 to turn off the electromagnetic disk 5 to demagnetize the magnetic conduction block 4, and end the adsorption and fixation of the workpiece electrode frame 8 and the workpiece plate 9. Use hoisting or a manipulator to take out the welded electrode frame and plate assembly, and repeat the above steps to complete the positioning and welding of the next group of electrode frame and plate assemblies.

[0034] The above examples are only illustrative of the present invention and do not constitute a limitation to the protection scope of the present invention. Any design identical or similar to the present invention falls within the protection scope of the present invention.

Claims

1. An electrolytic cell pole frame and plate assembly adsorption fixture, characterized in that: The invention comprises a base plate (2) and an electromagnet device; the electromagnet device comprises a controller (6) and a plurality of electromagnet disks (5); the plurality of electromagnet disks (5) are electrically connected to the controller (6) respectively; the plurality of electromagnet disks (5) are installed on the base plate (2) at intervals in the circumferential direction; and a magnetic conductive block (4) is installed on the electromagnet disk (5).

2. The electrolytic cell pole frame and pole plate assembly adsorption fixture according to claim 1, characterized in that: A plurality of positioning pins (3) are provided on the bottom plate (2).

3. The electrolytic cell pole frame and pole plate assembly adsorption fixture according to claim 1, characterized in that: The electromagnet device further comprises a junction box (7); the junction box (7) is electrically connected to the plurality of electromagnet disks (5) respectively.

4. The electrolytic cell pole frame and plate assembly adsorption fixture according to claim 1, characterized in that: A cushion block (10) for supporting a workpiece electrode plate (9) is provided on the bottom plate (2).

5. The electrolytic cell pole frame and plate assembly adsorption fixture according to claim 1, characterized in that: It also comprises a rotating platform (1); the base plate (2) is mounted on the rotating platform (1).

6. The electrolytic cell pole frame and plate assembly adsorption fixture according to claim 5, characterized in that: A slip ring (201) is provided at the center of the base plate (2); the slip ring (201) is fixed to the rotating platform (1).

7. The electrolytic cell pole frame and plate assembly adsorption fixture according to claim 1, characterized in that: The bottom plate (2) is provided with a limiting block (11) for limiting and positioning the workpiece electrode plate (9).

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