CN217112491U - Automatic horizontal sampling test clamping jaw of square battery module - Google Patents

Abstract

The utility model provides a horizontal automatic sampling test clamping jaw of square battery module in battery test equipment technical field, include: a frame; the middle part of the limiting block is provided with a limiting groove which is fixedly arranged at the bottom end of the frame; the cylinder is arranged at the top end inside the frame; the sampling plug is arranged in the frame and is connected with the power output end of the air cylinder; the Hall sensor is arranged in the frame, and the sensing direction of the Hall sensor is consistent with the displacement direction of the sampling plug; the voltage and current sampling circuit is connected with the sampling plug; the switch is arranged in the frame; the camera is arranged in the frame; and the MCU is respectively connected with the air cylinder, the Hall sensor, the voltage and current sampling circuit, the switch and the camera. The utility model has the advantages that: the efficiency and the quality of battery module sampling test have very big promotion.

Description

Automatic horizontal sampling test clamping jaw of square battery module

Technical Field

The utility model relates to a battery test equipment technical field indicates a square battery module level automatic sampling test clamping jaw very much.

Background

With the rise and development of new energy, the lithium battery as a green high-energy chemical power supply has the advantages of high energy, high power, low cost and the like, and is widely applied to the new energy industry. In order to ensure the use safety of the battery module, the battery module needs to be sampled in voltage and current before delivery so as to test the performance of the battery module.

For the sampling test of battery module, there are two kinds of methods of artifical sampling test and semi-automatic sampling test traditionally, but have following shortcoming: 1. the manual sampling test efficiency is low, and artificial unstable factors exist; 2. semi-automatic sampling test operation is more complicated, and causes the damage to the connector of battery module easily.

Therefore, how to provide a clamping jaw for horizontal automatic sampling test of a square battery module to improve the efficiency and quality of the sampling test of the battery module becomes a technical problem to be solved urgently.

Disclosure of Invention

The to-be-solved technical problem of the utility model lies in providing a square battery module level automatic sampling test clamping jaw, realizes promoting the efficiency and the quality of battery module sampling test.

The utility model discloses a realize like this: the utility model provides a horizontal automatic sampling test clamping jaw of square battery module, includes:

a frame;

the middle part of the limiting block is provided with a limiting groove which is fixedly arranged at the bottom end of the frame;

the cylinder is arranged at the top end inside the frame;

the sampling plug is arranged in the frame and is connected with the power output end of the air cylinder;

the Hall sensor is arranged in the frame, and the sensing direction of the Hall sensor is consistent with the displacement direction of the sampling plug;

the voltage and current sampling circuit is connected with the sampling plug;

the switch is arranged in the frame;

the camera is arranged in the frame;

and the MCU is respectively connected with the air cylinder, the Hall sensor, the voltage and current sampling circuit, the switch and the camera.

Further, the sampling plug comprises:

the two sides of the top end of the sliding block are symmetrically and outwards provided with an extending part and are connected with the power output end of the air cylinder;

the fixed block is provided with a convex groove and a plurality of threaded holes and is in sliding connection with the sliding block through the convex groove and the extending part;

the sliding blocks are fixed on the fixed blocks through the threaded holes;

the profiling plug is arranged at the front end of the sliding block;

and the plurality of test probes are fixedly arranged at the front end of the profiling plug and are connected with the voltage and current sampling circuit.

Further, still include:

the upper and lower adjusting screw rods are vertically arranged on the frame and are in threaded connection with the frame;

and the left and right adjusting screw rod is horizontally arranged on the frame and is in threaded connection with the frame.

The utility model has the advantages that:

the sampling plug is driven by the air cylinder to automatically contact with the battery module, and then the voltage and current sampling circuit is used for sampling and testing the battery module, so that the efficiency of sampling and testing the battery module is greatly improved compared with the traditional manual sampling and testing, the operation is simple, and the automatic sampling and testing can be carried out only by sending a trigger signal to the MCU through the switch; carry on spacingly through setting up the displacement of stopper to the sampling test clamping jaw, set up hall sensor and respond to the discernment to the displacement of sampling test clamping jaw, adjusting screw finely tunes the position of frame about setting up adjusting screw and, set up the position of floating plunger to the slider and finely tune for the sampling plug can be accurate dock with the battery module, avoid damaging the battery module, and then very big promotion the quality of battery module sampling test.

Drawings

The present invention will be further described with reference to the following examples and drawings.

Fig. 1 is one of the schematic structural diagrams of the horizontal automatic sampling test clamping jaw of the square battery module of the present invention.

Fig. 2 is a second schematic structural view of the horizontal automatic sampling and testing clamping jaw of the square battery module of the present invention.

Fig. 3 is a schematic structural diagram of the sampling plug of the present invention.

Fig. 4 is a plan view of the stopper of the present invention.

Fig. 5 is the circuit schematic block diagram of the horizontal automatic sampling test clamping jaw of the square battery module of the utility model.

Description of the labeling:

100-a square battery module horizontal automatic sampling test clamping jaw, 1-a frame, 2-a limiting block, 3-an air cylinder, 4-a sampling plug, 5-a Hall sensor, 6-a voltage and current sampling circuit, 7-a switch, 8-a camera, 9-an MCU, 10-an up-and-down adjusting screw rod, 20-a left-and-right adjusting screw rod, 30-a battery module, 21-a limiting groove, 41-a sliding block, 42-a fixed block, 43-a floating plunger, 44-a profiling plug, 45-a test probe, 411-an extending part, 421-a convex groove and 422-a threaded hole.

Detailed Description

The embodiment of the utility model provides a through providing a square battery module level automatic sampling test clamping jaw 100, it is low to have solved artifical sampling test efficiency among the prior art, and has artificial unstable factor, and semi-automatic sampling test is good at complicacy, and causes the technical problem of damage to the battery module easily, has realized very big promotion the efficiency of battery module sampling test and the technological effect of quality.

The embodiment of the utility model provides an in technical scheme for solving above-mentioned problem, the general thinking is as follows: the air cylinder 3 is arranged to drive the sampling plug 4 to automatically contact with the battery module 30, and then the voltage and current sampling circuit 6 is used for sampling and testing the battery module 30, so that the sampling and testing efficiency of the battery module 30 is improved; set up stopper 2 and carry on spacingly to the displacement of sampling test clamping jaw 100, set up hall sensor 5 and respond to the discernment to the displacement of sampling test clamping jaw 100, adjusting screw 10 finely tunes the position of frame 1 about and adjusting screw 20 about setting up, set up floating plunger 43 and finely tune slider 41's position, make accurate and the battery module 30 of sampling plug 4 dock to promote the quality of battery module 30 sampling test.

For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the embodiments.

Referring to fig. 1 to 5, a preferred embodiment of a clamping jaw 100 for horizontal automatic sampling and testing of a square battery module according to the present invention includes:

a frame 1 for carrying said sampling test jaw 100;

a limiting block 2, the middle part of which is provided with a limiting groove 21 and is fixedly arranged at the bottom end of the frame 1; the width of the limiting groove 21 is matched with that of the battery module 30, and the limiting groove is used for abutting the sampling test clamping jaw 100 with the battery module 30;

the cylinder 3 is arranged at the top end inside the frame 1 and used for driving the sampling plug 4 to stretch and retract so as to automatically sample and test the battery module 30;

the sampling plug 4 is arranged in the frame 1, is connected with the power output end of the air cylinder 3, and is used for directly contacting the battery module 30 to perform automatic sampling test;

the Hall sensor 5 is arranged in the frame 1, has the sensing direction consistent with the displacement direction of the sampling plug 4, and is used for identifying a magnetic element (not shown) of the battery module 30 so as to judge whether the sampling test clamping jaw 100 is displaced in place, namely, the Hall sensor is combined with the limiting block 2 to identify the position of the sampling test clamping jaw 100 through double matching;

the voltage and current sampling circuit 6 is connected with the sampling plug 4 and is used for sampling and testing the voltage and the current of the battery module 30 through the sampling plug 4, and in the specific implementation, the sampling circuit capable of realizing the function is selected from the prior art, and the sampling circuit is not limited to any model, and can be obtained by a person skilled in the art without creative work;

the switch 7 is arranged in the frame 1 and used for starting and stopping the sampling test clamping jaw 100;

the camera 8 is arranged in the frame 1, faces the battery module 30 in the shooting direction, and is used for positioning the battery module 30 through the existing machine vision technology;

and the MCU9 is respectively connected with the air cylinder 3, the Hall sensor 5, the voltage and current sampling circuit 6, the switch 7 and the camera 8 and is used for controlling the work of the sampling test clamping jaw 100, when the sampling test clamping jaw is implemented, the MCU capable of realizing the function is selected from the prior art, and the MCU is not limited to any model, such as an MCU of STM32F103 series of ST company, and a control program is well known by a person skilled in the art and can be obtained by the person skilled in the art without creative work.

The sampling plug 4 includes:

the two sides of the top end of the sliding block 41 are symmetrically provided with an extending part 411 outwards, and the sliding block is connected with the power output end of the cylinder 3 and is used for installing the profiling plug 44;

the fixing block 42 is provided with a convex groove 421 and a plurality of threaded holes 422 communicated with the convex groove 421, and is connected with the sliding block 41 in a sliding manner through the convex groove 421 and the extension 411 for fixing the sliding block 41;

the floating plungers 43 fix the sliding block 41 on the fixed block 42 through the threaded holes 422 and are used for finely adjusting the position of the sliding block 41;

a profiling plug 44 arranged at the front end of the sliding block 41 and used for installing the test probe 45;

and the plurality of test probes 45 are fixedly arranged at the front end of the profiling plug 44, are connected with the voltage and current sampling circuit 6, and are used for directly contacting the battery module 30 to perform automatic sampling test.

Further comprising:

the upper and lower adjusting screw rod 10 is vertically arranged on the frame 1 and is in threaded connection with the frame 1;

the left and right adjusting screw rod 20 is horizontally arranged on the frame 1 and is in threaded connection with the frame 1; the position of the frame 1 is finely adjusted by rotating the up-down adjusting screw 10 or the left-right adjusting screw 20.

Further comprising:

and the communication module (not shown) is connected with the MCU9 and is used for transmitting the sampling test data to an upper computer (not shown).

The utility model discloses the theory of operation:

press switch 7 starts sampling test clamping jaw 100, through camera 8 fixes a position the back to battery module 30, snatchs through arm (not shown) sampling test clamping jaw 100 and be close to battery module 30's side, through 2 butt battery modules 30 of stopper, MCU9 senses battery module 30's magnetic element through hall sensor 5, explains sampling test clamping jaw 100 moves to target in place, controls the mechanical arm stop moving. MCU9 starts cylinder 3, through cylinder 3 is outwards ejecting out sampling plug 4 and is predetermine the distance, lets test probe 45 butt battery module 30, and pass through voltage current sampling circuit 6 carries out the sampling test to battery module 30 automatically.

To sum up, the utility model has the advantages that:

the sampling plug is driven by the air cylinder to automatically contact with the battery module, and then the voltage and current sampling circuit is used for sampling and testing the battery module, so that the efficiency of sampling and testing the battery module is greatly improved compared with the traditional manual sampling and testing, the operation is simple, and the automatic sampling and testing can be carried out only by sending a trigger signal to the MCU through the switch; carry on spacingly through setting up the displacement of stopper to the sampling test clamping jaw, set up hall sensor and respond to the discernment to the displacement of sampling test clamping jaw, adjusting screw finely tunes the position of frame about setting up adjusting screw and, set up the position of floating plunger to the slider and finely tune for the sampling plug can be accurate dock with the battery module, avoid damaging the battery module, and then very big promotion the quality of battery module sampling test.

Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.

Claims (3)

1. The utility model provides a horizontal automatic sampling test clamping jaw of square battery module which characterized in that: the method comprises the following steps:

a frame;

the middle part of the limiting block is provided with a limiting groove which is fixedly arranged at the bottom end of the frame;

the cylinder is arranged at the top end inside the frame;

the sampling plug is arranged in the frame and is connected with the power output end of the air cylinder;

the Hall sensor is arranged in the frame, and the sensing direction of the Hall sensor is consistent with the displacement direction of the sampling plug;

the voltage and current sampling circuit is connected with the sampling plug;

the switch is arranged in the frame;

the camera is arranged in the frame;

and the MCU is respectively connected with the air cylinder, the Hall sensor, the voltage and current sampling circuit, the switch and the camera.

2. The clamping jaw for horizontal automatic sampling and testing of the square battery module as claimed in claim 1, wherein: the sampling plug includes:

the two sides of the top end of the sliding block are symmetrically and outwards provided with an extending part and are connected with the power output end of the air cylinder;

the fixed block is provided with a convex groove and a plurality of threaded holes and is in sliding connection with the sliding block through the convex groove and the extending part;

the sliding blocks are fixed on the fixed blocks through the threaded holes;

the profiling plug is arranged at the front end of the sliding block;

and the plurality of test probes are fixedly arranged at the front end of the profiling plug and are connected with the voltage and current sampling circuit.

3. The clamping jaw for horizontal automatic sampling and testing of the square battery module as claimed in claim 1, wherein: further comprising:

the upper and lower adjusting screw rods are vertically arranged on the frame and are in threaded connection with the frame;

and the left and right adjusting screw rod is horizontally arranged on the frame and is in threaded connection with the frame.

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