CN218917591U - EOL testing device for battery module - Google Patents

Abstract

The utility model provides a battery module EOL testing device in the technical field of battery module testing equipment, which comprises: a top plate; the lifting plate is arranged right below the top plate; four telescopic guide rods are vertically arranged between the top plate and the lifting plate; the top end of the lifting screw rod is connected with the top plate, and the bottom end of the lifting screw rod penetrates through the lifting plate; the servo motor is arranged on the lifting plate, and the power output end is connected with the bottom end of the lifting screw rod; the supporting frame is fixedly arranged at the bottom end of the lifting plate; the probe installation assemblies are connected with the bottom end of the supporting frame in a sliding manner; the probe modules are connected with the probe installation assembly in a sliding manner; the guilt replacement mechanism is arranged at the top end of the lifting plate; the at least two proximity switches are arranged on the probe module and the conviction sheep mechanism; and the PLC is respectively connected with the servo motor and the proximity switch. The utility model has the advantages that: the compatibility and efficiency of battery module EOL test are greatly improved.

Description

EOL testing device for battery module

Technical Field

The utility model relates to the technical field of battery module testing equipment, in particular to a battery module EOL testing device.

Background

With the development of new energy, the battery modules are widely applied, so that the requirements on the battery modules are also increased, and the sizes and the types of the battery modules are also increased. After the battery module is produced, an EOL test (comprehensive test) is required to be carried out on the battery module, and the traditional EOL test equipment is often not fully compatible with the battery module with different sizes, a plurality of special EOL test equipment are required to carry out the test, if the manual test is changed, the manpower is required to be consumed, and the test efficiency is also greatly reduced.

Therefore, how to provide a battery module EOL testing device to improve the compatibility and efficiency of battery module EOL testing is a technical problem to be solved.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a battery module EOL testing device for improving the compatibility and efficiency of battery module EOL testing.

The utility model is realized in the following way: an EOL testing device for a battery module, comprising:

a top plate;

the lifting plate is arranged right below the top plate;

four telescopic guide rods are vertically arranged between the top plate and the lifting plate;

the top end of the lifting screw rod is connected with the top plate, and the bottom end of the lifting screw rod penetrates through the lifting plate;

the servo motor is arranged on the lifting plate, and the power output end is connected with the bottom end of the lifting screw rod;

the supporting frame is fixedly arranged at the bottom end of the lifting plate;

the probe installation assemblies are connected with the bottom end of the supporting frame in a sliding manner;

the probe modules are connected with the probe installation assembly in a sliding manner;

the guilt replacement mechanism is arranged at the top end of the lifting plate;

the at least two proximity switches are arranged on the probe module and the conviction sheep mechanism;

and the PLC is respectively connected with the servo motor and the proximity switch.

Further, the probe mounting assembly includes:

a probe mounting plate provided with a sliding groove; the probe module is in sliding connection with the probe mounting plate through a sliding groove;

the top ends of the two sliding rods are in sliding connection with the bottom ends of the supporting frames, and the bottom ends of the two sliding rods are fixedly connected with two sides of the top end of the probe mounting plate respectively.

Further, the probe module includes:

a probe holder slidably coupled to the probe mounting assembly; a proximity switch is arranged on the probe clamping piece;

and the two probes are vertically arranged at the clamping ends of the probe clamping piece.

Further, the probe holder is provided with a spring.

The utility model has the advantages that:

1. the lifting plate is driven to rotate by a servo motor arranged on the lifting plate, and is driven to lift through a telescopic guide rod, so that the supporting frame provided with the probe module is linked to lift; and the bottom of probe module accessible support frame and the sliding tray of probe mounting panel carry out the slip of X axle and Y axle in order to match not unidimensional battery module, need not to carry out equipment switching like traditional, and can carry out automatic test through PLC control servo motor, finally very big promotion battery module EOL test's compatibility and efficiency.

2. Through set up the top at the lifter plate and prevent that the roof from pushing down suddenly and damaging EOL testing arrangement, set up proximity switch on probe module and the substitution mechanism for detect whether probe module excessive pressure and substitution mechanism's open and shut state, when probe module excessive pressure or substitution mechanism are in the open state, then PLC stops servo motor's work, the final very big security that has promoted battery module EOL test.

Drawings

The utility model will be further described with reference to examples of embodiments with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of an EOL testing device for a battery module according to the present utility model.

Fig. 2 is a side view of an EOL testing apparatus for a battery module according to the present utility model.

Fig. 3 is a top view of an EOL testing apparatus for a battery module according to the present utility model.

Fig. 4 is a schematic structural view of the support frame of the present utility model.

Fig. 5 is a top view of the support frame of the present utility model.

FIG. 6 is a schematic diagram of the structure of the probe module according to the present utility model.

Fig. 7 is a schematic block diagram of a battery module EOL testing apparatus according to the present utility model.

Marking:

100-battery module EOL testing device, 1-top plate, 2-lifting plate, 3-telescopic guide rod, 4-lifting screw rod, 5-servo motor, 6-support frame, 7-probe installation component, 8-probe module, 9-crime sheep mechanism, 10-proximity switch, 11-PLC, 71-probe installation board, 72-sliding rod, 711-sliding groove, 81-probe clamping piece, 82-probe, 811-spring.

Detailed Description

The embodiment of the utility model solves the technical problems that in the prior art, EOL test equipment has poor compatibility and a plurality of special EOL test equipment are required to carry out test, and the test efficiency is affected if the test is changed to manual test, and achieves the technical effects of greatly improving the compatibility and the efficiency of the EOL test of the battery module.

The technical scheme in the embodiment of the utility model aims to solve the problems, and the overall thought is as follows: the servo motor 5 is used for linkage assembly of the probe module 8 to lift for automatic test, the probe module 8 is arranged to slide in the X axis and the Y axis through the bottom end of the supporting frame 6 and the sliding groove 711 of the probe mounting plate 71 to match battery modules with different sizes, and then compatibility and efficiency of EOL test of the battery modules are improved.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 7, a battery module EOL testing apparatus 100 according to a preferred embodiment of the utility model includes:

a top plate 1 for mounting and fixing the EOL test device 100;

a lifting plate 2 arranged under the top plate 1 for linking the lifting of the probe module 8;

four telescopic guide rods 3 which are vertically arranged between the top plate 1 and the lifting plate 2 and used for guiding the lifting plate 2 to lift;

the top end of the lifting screw rod 4 is connected with the top plate 1, and the bottom end of the lifting screw rod penetrates through the lifting plate 2;

the servo motor 5 is arranged on the lifting plate 2, and the power output end of the servo motor is connected with the bottom end of the lifting screw rod 4, namely, the lifting plate 2 is driven to lift by the lifting screw rod 4;

the supporting frame 6 is fixedly arranged at the bottom end of the lifting plate 2;

the probe mounting assemblies 7 are slidably connected with the bottom ends of the supporting frames 6 and are used for mounting the probe modules 8; namely, the bottom end of the supporting frame 6 is provided with a strip-shaped chute (not shown) for the probe installation assembly 7 to slide;

the probe modules 8 are slidably connected with the probe mounting assembly 7 and are used for laminating a battery module (not shown) for EOL test;

a crime prevention mechanism 9, disposed at the top end of the lifting plate 2, for providing safety protection for the EOL test device 100 during maintenance;

the at least two proximity switches 10 are arranged on the probe module 8 and the substituted sheep mechanism 9 and are used for detecting whether the probe module 8 is over-pressed or not and the opening and closing state of the substituted sheep mechanism 9;

a PLC11 is connected to the servo motor 5 and the proximity switch 10, respectively, for controlling the operation of the EOL testing device 100, and in practice, only a PLC capable of performing this function is selected from the prior art, and is not limited to any model, and control programs are well known to those skilled in the art, and can be obtained without any inventive effort.

The probe mounting assembly 7 includes:

a probe mounting plate 71 provided with a sliding groove 711; the probe module 8 is slidably connected with the probe mounting plate 71 through a sliding groove 711;

the top ends of the two sliding rods 72 are slidably connected with the bottom end of the supporting frame 6, and the bottom ends are fixedly connected with two sides of the top end of the probe mounting plate 71 respectively.

The probe module 8 includes:

a probe holder 81 slidably coupled to the probe mount assembly 7; the probe clamping piece 81 is provided with a normally closed proximity switch 10, and is automatically started when the probe 82 is over-pressed;

the two probes 82 are vertically arranged at the clamping ends of the probe clamping piece 81 and are used for pressing the pole of the battery module.

The probe holder 81 is provided with a spring 811 for providing a buffer for the press-fit of the probe 82.

The working principle of the utility model is as follows:

a probe mounting assembly 7 is slid at the bottom end of the supporting frame 6, and then a probe module 8 is slid on the probe mounting plate 71 to adjust the position of the probe module 8 to match the size of the battery module; the PLC11 controls the servo motor 5 to drive the probe 82 to descend, so that the probe 82 is pressed on a pole of the battery module, and then EOL test is performed on the battery module.

In summary, the utility model has the advantages that:

1. the lifting plate is driven to rotate by a servo motor arranged on the lifting plate, and is driven to lift through a telescopic guide rod, so that the supporting frame provided with the probe module is linked to lift; and the bottom of probe module accessible support frame and the sliding tray of probe mounting panel carry out the slip of X axle and Y axle in order to match not unidimensional battery module, need not to carry out equipment switching like traditional, and can carry out automatic test through PLC control servo motor, finally very big promotion battery module EOL test's compatibility and efficiency.

2. Through set up the top at the lifter plate and prevent that the roof from pushing down suddenly and damaging EOL testing arrangement, set up proximity switch on probe module and the substitution mechanism for detect whether probe module excessive pressure and substitution mechanism's open and shut state, when probe module excessive pressure or substitution mechanism are in the open state, then PLC stops servo motor's work, the final very big security that has promoted battery module EOL test.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.

Claims (4)

1. A battery module EOL testing device is characterized in that: comprising the following steps:

a top plate;

the lifting plate is arranged right below the top plate;

four telescopic guide rods are vertically arranged between the top plate and the lifting plate;

the top end of the lifting screw rod is connected with the top plate, and the bottom end of the lifting screw rod penetrates through the lifting plate;

the servo motor is arranged on the lifting plate, and the power output end is connected with the bottom end of the lifting screw rod;

the supporting frame is fixedly arranged at the bottom end of the lifting plate;

the probe installation assemblies are connected with the bottom end of the supporting frame in a sliding manner;

the probe modules are connected with the probe installation assembly in a sliding manner;

the guilt replacement mechanism is arranged at the top end of the lifting plate;

the at least two proximity switches are arranged on the probe module and the conviction sheep mechanism;

and the PLC is respectively connected with the servo motor and the proximity switch.

2. The battery module EOL testing apparatus of claim 1, wherein: the probe mounting assembly includes:

a probe mounting plate provided with a sliding groove; the probe module is in sliding connection with the probe mounting plate through a sliding groove;

the top ends of the two sliding rods are in sliding connection with the bottom ends of the supporting frames, and the bottom ends of the two sliding rods are fixedly connected with two sides of the top end of the probe mounting plate respectively.

3. The battery module EOL testing apparatus of claim 1, wherein: the probe module includes:

a probe holder slidably coupled to the probe mounting assembly; a proximity switch is arranged on the probe clamping piece;

and the two probes are vertically arranged at the clamping ends of the probe clamping piece.

4. The battery module EOL testing apparatus of claim 3, wherein: the probe holder is provided with a spring.

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