CN218350483U

CN218350483U - Battery sensor calibration test bench

Info

Publication number: CN218350483U
Application number: CN202222141745.2U
Authority: CN
Inventors: 成海鹏; 赖家连; 张烁
Original assignee: Ascent Sensing System Wuhan Co ltd
Current assignee: Ascent Sensing System Wuhan Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2023-01-20
Anticipated expiration: 2032-08-15

Abstract

The utility model relates to the technical field of battery calibration test, in particular to a battery sensor calibration test bench, which comprises a test bench, wherein a sliding bottom plate and a transverse moving component connected with the sliding bottom plate are arranged on the test bench; a product mounting plate is arranged on the sliding bottom plate, and a product fixing groove is formed in the upper plate surface of the product mounting plate; and the sliding bottom plate is also provided with a plug connector assembling plate adjacent to the product installing plate and a propelling assembly connected with the plug connector assembling plate. The utility model relates to a testboard is markd to battery sensor can satisfy the quick test demand of maring of battery sensor, through anodal conductive terminal and negative pole conductive terminal respectively with the anodal interface of battery sensor and negative pole interface butt joint realize mains operated, the signal output is realized with the signal interface butt joint of battery sensor to the product plug connector simultaneously, can accurately test out the data that battery sensor read and contrast with the standard value of having set for, whether accord with the specified value.

Description

Battery sensor calibration test bench

Technical Field

The utility model relates to a battery calibration test technical field specifically is a battery sensor calibrates testboard.

Background

The battery sensor continuously detects the voltage of the storage battery through the internal proportional attenuator and collects the voltage at two ends of the internal shunt to detect the working current of the storage battery; the state (SOC and SOH) condition of the storage battery is analyzed by monitoring the working state (current and voltage) information of the storage battery in real time.

After the battery sensor is produced, whether a test value of a product meets a deviation range of a standard value (provided by an external power supply) or not needs to be detected under the working condition that the voltage is 9-35V/the current is 100-500A, and a qualified battery sensor needs to meet the standard voltage value +/-0.5%/the current +/-1%. In the process of testing the current sensor, the positive and negative electrode interfaces and the signal terminals of the sensor need to be manually connected and then are tested by the tester, the testing process is relatively complex, and no special calibration testing device for the battery sensor exists at present.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem who exists among the prior art, provide a battery sensor and mark the testboard and solve the problem that above-mentioned battery sensor test process is loaded down with trivial details, inefficiency.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a battery sensor calibration test bench comprises a test bench, wherein a sliding bottom plate and a transverse moving assembly connected with the sliding bottom plate are arranged on the test bench; a product mounting plate is arranged on the sliding bottom plate, and a product fixing groove is formed in the upper plate surface of the product mounting plate; the sliding base plate is also provided with a plug connector assembling plate adjacent to the product installing plate and a propelling assembly connected with the plug connector assembling plate, and the plug connector assembling plate is provided with a product plug connector; the propelling component is used for driving the plug connector assembling plate to drive the product plug connector, and the moving path is over against a signal interface of the battery sensor; the test board is also provided with a product pressing plate positioned above the product mounting plate and a vertical moving assembly connected with the product pressing plate, and the lower plate surface of the vertical moving assembly is sequentially provided with a positive conductive terminal and a negative conductive terminal; when the transverse moving assembly drives the sliding bottom plate to enable the product mounting plate to move to the position under the product pressing plate, the vertical moving assembly drives the product pressing plate to move downwards, so that the positive conductive terminal and the negative conductive terminal are in butt joint with the positive interface and the negative interface of the battery sensor respectively.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the lateral shifting subassembly includes first linear cylinder and two sets of linear guide, the output of first linear cylinder links to each other with sliding bottom plate, and is two sets of linear guide arranges in sliding bottom plate under relatively.

Furthermore, the propulsion assembly comprises a second linear cylinder, and the output end of the second linear cylinder is connected with the plug connector assembling plate.

Further, the vertical moving assembly comprises a third linear air cylinder, and the output end of the third linear air cylinder is connected with the product pressing plate.

Furthermore, the lower board surface of the product mounting board and the upper board surface of the product pressing board are both provided with insulating boards.

Furthermore, a laser marking machine is further arranged on the test board and used for marking qualified battery sensors.

The utility model has the advantages that: the utility model relates to a testboard is markd to battery sensor, can satisfy the quick test demand of maring of battery sensor, realize transversely walking to the pending battery sensor that awaits measuring through the lateral shifting subassembly, through anodal conductive terminal and negative pole conductive terminal respectively with battery sensor's anodal interface and negative pole interface butt joint realization mains operated, the signal output is realized with battery sensor's signal interface butt joint to product plug connector simultaneously, can accurately test out the data that battery sensor read and contrast with the standard value of having set for, whether accord with the specified value.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is a partial structural view of another view angle of the present invention;

FIG. 4 is a schematic structural view of the battery sensor assembled on the product mounting plate of the present invention;

fig. 5 is a test interface of the test software according to the embodiment of the present invention.

In the drawings, the reference numbers indicate the following list of parts:

1. the device comprises a test board, 2 parts of a sliding bottom plate, 3 parts of a transverse moving assembly, 4 parts of a product mounting plate, 4a parts of a product fixing groove, 5 parts of a plug connector assembling plate, 6 parts of a propelling assembly, 7 parts of a product plug connector, 8 parts of a product pressing plate, 9 parts of a vertical moving assembly, 10 parts of a positive conductive terminal, 11 parts of a negative conductive terminal, 12 parts of an insulating plate, 13 parts of a laser marking machine.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

It should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a removable connection, and an integrally formed structure. The specific meaning of such terms in this patent may be understood by one of ordinary skill in the art as appropriate.

As shown in fig. 1, fig. 2 and fig. 3, the battery sensor calibration test bench according to the present invention includes a test bench 1, wherein a sliding bottom plate 2 and a lateral movement assembly 3 connected to the sliding bottom plate 2 are disposed on the test bench 1; the sliding bottom plate 2 is provided with a product fixing plate 4, a product fixing groove 4a is formed in the upper plate surface of the product fixing plate 4, the product fixing groove 4a is matched with a shell of a battery sensor to be tested, the battery sensor is enabled not to deviate after being embedded into the product fixing groove 4a, and the battery sensor is assembled in the product fixing groove 4a and can refer to fig. 4; the sliding base plate 2 is also provided with a plug connector assembling plate 5 adjacent to the product installing plate 4 and a propelling component 6 connected with the plug connector assembling plate 5, the plug connector assembling plate 5 is provided with a product plug connector 7, and the product plug connector 7 is connected to a tester host through a control line; the propulsion assembly 6 is used for driving the plug connector assembly plate 5 to drive the product plug connector 7, the moving path is over against a signal interface of the battery sensor, and the product plug connector 7 is inserted into the signal interface of the battery sensor and is used for outputting current and voltage parameters acquired by the battery sensor so as to compare data read by a product with a set standard value and calculate deviation; the testing table 1 is further provided with a product pressing plate 8 located above the product mounting plate 4 and a vertical moving assembly 9 connected with the product pressing plate 8, the lower plate face of the vertical moving assembly 9 is sequentially provided with a positive conductive terminal 10 and a negative conductive terminal 11, and the positive conductive terminal 10 and the negative conductive terminal 11 are connected to an external power supply through power lines.

When the transverse moving component 3 drives the sliding bottom plate 2 to move the product mounting plate 4 to be under the product pressing plate 8, the vertical moving component 9 drives the product pressing plate 8 to move downwards, so that the positive conductive terminal 10 and the negative conductive terminal 11 are respectively in butt joint with a positive interface and a negative interface of the battery sensor, and an external power supply is connected through the positive conductive terminal 10 and the negative conductive terminal 11, so that voltages and currents with various set standard sizes for testing can pass through the battery sensor.

As an embodiment, the lateral moving assembly 3 includes a first linear cylinder and two sets of linear guide rails, an output end of the first linear cylinder is connected to the sliding bottom plate 2, and the two sets of linear guide rails are arranged right below the sliding bottom plate 2.

Specifically, a first linear cylinder is arranged between two sets of linear guide rails, and the sliding bottom plate 2 is pushed to slide along the linear guide rails through the first linear cylinder so as to adjust the position of the sliding bottom plate 2. When loading and unloading are needed, the sliding bottom plate 2 can be moved to the outermost end so as to install the battery sensor. When the calibration test of the battery sensor is needed, the sliding bottom plate 2 needs to be moved to the position under the product pressing plate 8, so that the positive conductive terminal 10 and the negative conductive terminal 11 can be accurately butted with the positive interface and the negative interface of the battery sensor.

As an embodiment, the pushing assembly 6 includes a second linear cylinder, and an output end of the second linear cylinder is connected to the connector mounting plate 5 for pushing the connector mounting plate 5 to be in butt joint with the signal structure of the battery sensor. The vertical moving assembly 9 comprises a third linear cylinder, the output end of the third linear cylinder is connected with the product pressing plate 8, and when the battery sensor is transferred to the position under the product pressing plate 8, the third linear cylinder pushes the product pressing plate 8 to move downwards so as to ensure that the positive conductive terminal 10 and the negative conductive terminal 11 are stably butted with the positive interface and the negative interface of the battery sensor.

In one embodiment, the lower plate surface of the product mounting plate 4 and the upper plate surface of the product pressing plate 8 are both provided with an insulating plate 12.

Specifically, the insulating plate 12 can be an epoxy resin insulating plate with the thickness of 2-3cm, so that the electric leakage of the shell of the battery sensor in the test process is prevented from being conducted to the whole battery sensor calibration test bench, and the potential safety hazard of the electric leakage is solved.

As an implementation mode, the test bench 1 is further provided with a laser marking machine 13 for marking qualified battery sensors so as to ensure subsequent traceability of products; unqualified products are not marked.

The working principle of the utility model is as follows:

firstly, a battery sensor to be calibrated is assembled in a product fixing groove 4a in a product mounting plate 4, and the position of the battery sensor is preliminarily fixed.

Then, the pushing assembly 6 pushes the plug connector assembling plate 5, so that the product plug connector 7 is in butt joint with a signal interface on the battery sensor, at this time, the test software of the tester host is started, and after the initialization is completed, the interface after the initialization of the test software can be referred to fig. 5.

Then, the sliding bottom plate 2 is transferred to the lower part of the product pressing plate 8 through the transverse moving assembly 3, the product pressing plate 8 is pushed to press down through the vertical moving assembly 9, so that the positive conductive terminal 10 and the negative conductive terminal 11 are respectively butted with a positive interface and a negative interface of the battery sensor, an external power supply is started, and various standard voltages and currents set on software pass through the battery sensor. The battery sensor detects the voltage and the current, the battery sensor is calibrated and then tested, the test software automatically reads the data, the data read by the product is compared with the set standard value to calculate the deviation, a voltage/current calibration curve and a test curve are made, whether the product meets the specified value is judged, and the battery sensor is qualified if the parameters detected by the battery sensor meet the standard voltage value +/-0.5%/the current +/-1%.

After calibration test, the vertical moving assembly 9 drives the product pressing plate 8 to return to the original position, so that the positive conductive terminal 10 and the negative conductive terminal 11 are separated from the positive interface and the negative interface of the battery sensor; meanwhile, the pushing assembly 6 drives the plug connector assembling plate 5 to return, so that the plug connector 7 of the product is separated from a signal interface of the battery sensor.

Finally, the sliding bottom plate 2 is pushed out to a marking position below the laser marking machine 13 by the transverse moving assembly 3, and the qualified battery sensor is marked by the laser marking machine 13; and taking out the marked product to complete a complete calibration test, and repeating the process to sequentially perform the calibration test on the subsequent battery sensors.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The battery sensor calibration test bench is characterized by comprising a test bench (1), wherein a sliding bottom plate (2) and a transverse moving assembly (3) connected with the sliding bottom plate (2) are arranged on the test bench (1); a product mounting plate (4) is arranged on the sliding bottom plate (2), and a product fixing groove (4 a) is formed in the upper plate surface of the product mounting plate (4); the sliding base plate (2) is also provided with a plug connector assembling plate (5) adjacent to the product mounting plate (4) and a propelling component (6) connected with the plug connector assembling plate (5), and the plug connector assembling plate (5) is provided with a product plug connector (7); the propulsion assembly (6) is used for driving the plug connector assembling plate (5) to drive the product plug connector (7), and the moving path is over against a signal interface of the battery sensor; the test board (1) is also provided with a product pressing plate (8) positioned above the product mounting plate (4) and a vertical moving assembly (9) connected with the product pressing plate (8), and the lower plate surface of the vertical moving assembly (9) is sequentially provided with a positive conductive terminal (10) and a negative conductive terminal (11); when the transverse moving assembly (3) drives the sliding bottom plate (2) to enable the product mounting plate (4) to move to the position under the product pressing plate (8), the vertical moving assembly (9) drives the product pressing plate (8) to move downwards, so that the positive conductive terminal (10) and the negative conductive terminal (11) are respectively in butt joint with the positive interface and the negative interface of the battery sensor.

2. The battery sensor calibration test bench according to claim 1, wherein the lateral moving assembly (3) comprises a first linear cylinder and two sets of linear guide rails, an output end of the first linear cylinder is connected to the sliding bottom plate (2), and the two sets of linear guide rails are oppositely arranged right below the sliding bottom plate (2).

3. The battery sensor calibration test bench according to claim 1, wherein said propulsion assembly (6) comprises a second linear cylinder, the output end of which is connected to the plug assembly mounting plate (5).

4. The battery sensor calibration test bench according to claim 1, wherein said vertical moving assembly (9) comprises a third linear cylinder, the output end of said third linear cylinder being connected to the product press plate (8).

5. The battery sensor calibration test bench according to claim 1, wherein the lower plate surface of the product mounting plate (4) and the upper plate surface of the product pressing plate (8) are provided with insulating plates (12).

6. The battery sensor calibration test bench according to any of the claims 1-5, characterized in that said test bench (1) is further provided with a laser marking machine (13) for marking qualified battery sensors.