Positioning device for fuel cell bipolar plate detection

Abstract

The utility model discloses a positioning device for fuel cell bipolar plate detection, which comprises a working table, a moving seat, a connecting seat and a pedestal, a through groove is arranged in the middle inside the top end of the working table, first motors are mounted on two sides inside the working table, and first threaded rods are mounted at output shaft ends of the first motors. The inserting grooves are formed in the two sides of the connecting base, when the connecting base is placed in the through groove in the top end of the workbench, a second motor in the movable base is started, and a second threaded rod can be driven to rotate in a threaded cylinder; at the moment, a threaded cylinder can push an inserting block to be inserted into an inserting groove in a connecting base through a square block to complete position fixing of the connecting base, meanwhile, a first motor in the workbench is started to drive a first threaded rod to rotate, the first threaded rod can drive the connecting base to move freely through a moving base, and therefore the positioning device is driven to move rapidly.

Description

Technical Field

[0001] The utility model relates to the technical field of bipolar plate detection, in particular to a positioning device for detecting bipolar plates of fuel cells. Background Art

[0002] The bipolar plate is the core component of the hydrogen fuel cell. Its main function is to collect the current generated by the fuel cell, supply the reaction gas to the electrode, prevent the penetration of the reaction substances between the two electrodes, and support and reinforce the fuel cell. During the processing of the fuel cell bipolar plate, the processed fuel cell bipolar plate needs to be safety tested to ensure the safety and stability of the subsequent use of the fuel cell bipolar plate. At this time, the position of the fuel cell bipolar plate needs to be fixed by a positioning device to ensure the detection effect of the fuel cell bipolar plate.

[0003] A positioning device for detecting bipolar plates of hydrogen fuel cells disclosed in the Chinese utility model patent application disclosure CN218364200U moves the bipolar plate body up and down according to the required positioning position, rotates the shaft rod, the connection between the shaft rod and the connecting frame is a threaded connection, and the connecting frame is installed inside the positioning platform for sliding left and right, so that the shaft rod drives the connecting frame to move outward by rotation, the connecting rod is rotatably installed on the inner side of the positioning platform, and the connection between the connecting frame and the connecting rod is hinged, so that the connecting frame drives the connecting rod to rotate by moving outward, so that the connecting rod drives the limit block to approach the bipolar plate body, but the overall flexibility of the positioning device is low, and it is not convenient to quickly move the position of the positioning device according to the actual detection situation. At the same time, it is not convenient to quickly carry out subsequent fuel cell bipolar plate detection work after detection, which affects the overall flexibility of the positioning device. Utility Model Content

[0004] The purpose of the utility model is to provide a positioning device for detecting a bipolar plate of a fuel cell, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A positioning device for detecting a bipolar plate of a fuel cell comprises a workbench, a movable seat, a connecting seat and a pedestal, wherein a through slot is provided in the middle position inside the top of the workbench, a first motor is installed on both sides inside the workbench, a first threaded rod is installed on the output shaft end of the first motor, a movable seat is connected to one side of the outside of the first threaded rod, and the first threaded rod is connected to the movable seat; a second motor is installed in the middle position inside one side of the movable seat, a second threaded rod is installed on the output shaft end of the second motor, a threaded barrel is connected to the external thread of the second threaded rod, a square block is fixedly connected to one side of the threaded barrel, and an insert block is fixedly connected to the middle position of one side of the square block; a connecting seat is provided at the internal connection of the through slot, the connecting seat slides forward and backward relative to the through slot, slots are provided on both sides of the connecting seat, the slots are movably plugged with the insert block to complete the connection between the connecting seat and the movable seat; connecting plates are provided at the bottom ends of the pedestal, and the connecting seat is clamped with the connecting plate to complete the positioning of the movable seat and the pedestal.

[0007] Preferably, balls are evenly arranged at equal distances on the bottom end of the through groove.

[0008] Preferably, a handle is rotatably connected to the middle position of one side of the connecting seat, and a roller is fixedly connected to one side of the handle; pull ropes are fixedly connected to both sides of the roller, and one side of the pull rope is fixedly connected to a limiting block; a spring is fixedly connected to one side of the limiting block, and a clamping block is fixedly connected to the middle position of one side of the limiting block.

[0009] Preferably, a card slot is provided on one side of the connecting plate, and the card slot is card-connected with the card block.

[0010] Preferably, both sides of the top of the pedestal are fixedly connected with limit clamps.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. This type of fuel cell bipolar plate detection positioning device has slots on both sides of the connection seat. When the connection seat is placed in the through slot at the top of the workbench, the second motor in the moving seat is started, which can drive the second threaded rod to rotate inside the threaded barrel. At this time, the threaded barrel can push the plug block through the square block to insert into the slot on the connection seat to complete the position fixation of the connection seat. At the same time, the first motor in the workbench is started to drive the first threaded rod to rotate, and the first threaded rod can drive the connection seat to move freely through the moving seat, thereby driving the positioning device to quickly move its position. After the detection is completed, the positioning device can be quickly replaced by pulling the plug block out of the slot on the connection seat, so as to facilitate the rapid subsequent fuel cell bipolar plate detection work;

[0013] 2. This type of positioning device for detecting bipolar plates of fuel cells has connecting plates on both sides of the bottom end of the pedestal. When the connecting plates are inserted into the interior of the top end of the connecting seat and the movable connected block in the connecting seat is inserted into the slot on the connecting plate, the connection and fixation of the connecting seat and the pedestal can be completed. At this time, the limit clamps on both sides of the top end of the pedestal can limit the position of the bipolar plates of the fuel cell. At the same time, by turning the handle on the connecting seat, the handle can drive the roller to rotate. At the same time, the roller can be moved by pulling the limit block by a pull rope, and the limit block drives the block to be pulled out of the slot on the connecting plate. At this time, the pedestal at the top end of the connecting seat can be quickly replaced to facilitate the installation and detection of bipolar plates of fuel cells of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0016] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0017] Figure 4 It is a schematic diagram of the top view of the workbench of the utility model.

[0018] In the figure: 1, workbench; 2, through slot; 201, ball; 3, first motor; 301, first threaded rod; 4, moving seat; 401, second motor; 402, second threaded rod; 403, threaded cylinder; 404, square block; 5, plug-in block; 6, connecting seat; 601, slot; 7, turning handle; 701, turning roller; 702, pull rope; 703, limit block; 704, spring; 705, clamping block; 8, connecting plate; 801, clamping slot; 9, pedestal; 901, limit clamp. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4The utility model provides an embodiment: a positioning device for detecting a bipolar plate of a fuel cell, comprising a workbench 1, a movable seat 4, a connecting seat 6 and a seat 9, a through groove 2 is arranged in the middle position inside the top of the workbench 1, and balls 201 are evenly arranged at equal distances at the bottom end of the through groove 2, the through groove 2 and the balls 201 are movably connected, and multiple groups of balls 201 are arranged in the through groove 2 to reduce the friction generated by the connecting seat 6 sliding in the through groove 2.

[0021] A first motor 3 is installed on both sides inside the workbench 1, and a first threaded rod 301 is installed on the output shaft end of the first motor 3. A moving seat 4 is connected to one side outside the first threaded rod 301. The first threaded rod 301 and the moving seat 4 are threadedly connected. When the first motor 3 is started, it can drive the first threaded rod 301 to rotate. At this time, the moving seat 4 on the first threaded rod 301 can move freely on the first threaded rod 301, and at the same time, the moving seat 4 can drive the connecting seat 6 and the platform 9 to move inside the top of the workbench 1.

[0022] A second motor 401 is installed in the middle position of one side of the moving seat 4, a second threaded rod 402 is installed at the output shaft end of the second motor 401, a threaded barrel 403 is connected to the external thread of the second threaded rod 402, a square block 404 is fixedly connected to one side of the threaded barrel 403, an insert block 5 is fixedly connected to the middle position of one side of the square block 404, a connecting seat 6 is provided in the internal connection of the through slot 2, the through slot 2 and the connecting seat 6 are slidingly connected, slots 601 are provided on both sides of the connecting seat 6, and the slots 601 are movably connected to the insert block 5. When the second motor 401 in the moving seat 4 is started, the second threaded rod 402 can be driven to rotate, and the second threaded rod 402 can push the threaded barrel 403 to move, and the threaded barrel 403 can push the insert block 5 to move through the square block 404, and when the insert block 5 is inserted into the slot 601 on the connecting seat 6, the connection and fixation between the moving seat 4 and the connecting seat 6 can be completed.

[0023] A turning handle 7 is rotatably connected to the middle position of one side of the connecting seat 6, and a roller 701 is fixedly connected to one side of the turning handle 7. Pull ropes 702 are fixedly connected to both sides of the roller 701, and one side of the pull rope 702 is fixedly connected to a limiting block 703. A spring 704 is fixedly connected to one side of the limiting block 703, and a clamping block 705 is fixedly connected to the middle position of the other side of the limiting block 703. The turning handle 7 can drive the roller 701 to rotate when it is rotated. At this time, the roller 701 can pull the pull ropes 702 on both sides to move, and at the same time, the pull rope 702 can squeeze the spring 704 on one side through the limiting block 703, and the limiting block 703 can pull the clamping block 705 to move, and the clamping block 705 can be squeezed by the force from top to bottom through the limiting block 703, and at the same time, the clamping block 705 can be retracted into the inside of the connecting seat 6.

[0024] Two connecting plates 8 are provided at the bottom of the pedestal 9. The connecting seat 6 is movably connected to the connecting plates 8. A card slot 801 is provided on one side of the connecting plate 8, and the card slot 801 is connected to the card block 705. The connecting plate 8 at the bottom of the pedestal 9 is inserted into the top of the connecting seat 6, and the card block 705 movably connected in the connecting seat 6 is inserted into the card slot 801 on the connecting plate 8, so that the connection and fixation of the connecting seat 6 and the pedestal 9 can be completed.

[0025] The two sides of the top of the pedestal 9 are fixedly connected with limiting clamps 901. The limiting clamps 901 are arranged on both sides of the top of the pedestal 9 to complete the auxiliary limiting of the fuel cell bipolar plate. At the same time, the contact surface between the limiting clamps 901 and the fuel cell bipolar plate is provided with rubber pads, thereby reducing the friction on the outer surface of the fuel cell bipolar plate.

[0026] When the embodiment of the present application is in use: the connecting seat 6 is pushed into the through groove 2 at the top of the workbench 1. At this time, the second motor 401 in the movable seat 4 on both sides inside the workbench 1 is started, which can drive the second threaded rod 402 to rotate inside the threaded cylinder 403. At this time, the threaded cylinder 403 can push the plug block 5 through the square block 404 to insert into the slot 601 on the connecting seat 6, thereby completing the position fixation of the movable seat 4 and the connecting seat 6. At this time, the fuel cell bipolar plate that needs to be detected and positioned can be inserted into the limit clamps 901 on both sides of the pedestal 9 at the top of the connecting seat 6, and the first motor 3 can be started to drive the first threaded rod 301 to rotate. At this time, the movable seat 4 on the first threaded rod 301 can push the connecting seat 6 to move to a suitable position, thereby quickly performing the fuel cell bipolar plate detection work.

[0027] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A positioning device for detecting bipolar plates of fuel cells, Features , including a workbench, a mobile seat, a connecting seat and a pedestal, among which, A through slot is provided in the middle position inside the top of the workbench, a first motor is installed on both sides inside the workbench, a first threaded rod is installed on the output shaft end of the first motor, a moving seat is connected to one side of the outside of the first threaded rod, and the first threaded rod is connected to the moving seat; A second motor is installed at the middle position of one side inside the moving seat, a second threaded rod is installed at the output shaft end of the second motor, the external thread of the second threaded rod is connected with a threaded barrel, a square block is fixedly connected to one side of the threaded barrel, and an insert block is fixedly connected to the middle position of one side of the square block; The internal connection of the through slot is provided with a connecting seat, the connecting seat slides forward and backward relative to the through slot, and slots are provided on both sides of the connecting seat, the slots are movably plugged with the plug block to complete the connection between the connecting seat and the movable seat; The bottom ends of the pedestals are respectively provided with connecting plates, and the connecting seats are clamped with the connecting plates to complete the positioning of the moving seat and the pedestal.

2. A fuel cell bipolar plate detection positioning device according to claim 1, Features: Balls are evenly arranged at the bottom of the through groove at equal distances.

3. A fuel cell bipolar plate detection positioning device according to claim 1, Features: A turning handle is rotatably connected to the middle position of one side of the connecting seat, and a turning roller is fixedly connected to one side of the turning handle; pull ropes are fixedly connected to both sides of the turning roller, and one side of the pull rope is fixedly connected to a limiting block; a spring is fixedly connected to one side of the limiting block, and a clamping block is fixedly connected to the middle position of one side of the limiting block.

4. A fuel cell bipolar plate detection positioning device according to claim 3, Features: A card slot is provided on one side of the connecting plate, and the card slot is card-connected with the card block.

5. A fuel cell bipolar plate detection positioning device according to claim 1, Features: Both sides of the top of the pedestal are fixedly connected with limit clamps.

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