CN219891298U

CN219891298U - Probe fixture mechanism

Info

Publication number: CN219891298U
Application number: CN202320932518.3U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Shenzhen Xinweier Electronics Co Ltd
Current assignee: Shenzhen Xinweier Electronics Co Ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-10-24
Anticipated expiration: 2033-04-24

Abstract

The utility model provides a probe clamp mechanism, which comprises a drawer bottom plate, a probe clamp device and an elbow clamp device, wherein a plurality of mounting grooves are formed in the drawer bottom plate, soft-package batteries are arranged in the mounting grooves, the probe clamp device is arranged on one side of the drawer bottom plate, and the elbow clamp device is arranged on the probe clamp device, and the beneficial effects of the utility model are that: the probe clamp device is driven to be opened or closed through the elbow clamp device, so that the probe clamp device clamps the lugs of the soft-packaged battery, the structure is simple, the design is ingenious, the occupied space is small, the stability is high, the cost is low, and the working efficiency is improved.

Description

Probe fixture mechanism

Technical Field

The utility model relates to the technical field of test fixtures, in particular to a probe fixture mechanism.

Background

With the rapid development of electric automobiles, the power battery industry is fully excavated and rapidly grown. In order to improve the battery density of the power battery, the state of the art is developing soft-pack power lithium batteries. All the battery monomers are subjected to strict technological processes such as testing, aging, screening and the like before leaving the factory, and the battery testing clamp is used as an indispensable component in the technological process.

When designing and producing batteries, it is often necessary to detect various parameters of the produced batteries by using battery test equipment so as to understand the electrical properties of the batteries. In the process of testing the electrical performance of the battery, the contact between the positive electrode lug and the negative electrode lug of the battery to be tested and the test point of the test equipment is very important, and if the contact is not good, the contact resistance can be increased, the accuracy of the test result is affected, and therefore, higher requirements are put forward on the connection between the battery to be tested and the battery test equipment. During testing, the battery to be tested is connected with the battery testing equipment mainly through the clamp, so that information of the battery to be tested is accurately transferred to the battery testing equipment.

In the existing battery manufacturing, because of different needs, the types and specifications of the batteries are various, and the sizes of the batteries with different specifications and types are also different, the distances between the positive lugs and the negative lugs of the batteries are greatly different, so that when the batteries with different types are tested, the battery testing fixtures with different types are required to be corresponding.

Most of the existing clamps for testing batteries are tested by contacting the contact surfaces of the round spring test probes with the positive and negative electrodes of the batteries, and the round spring test probes are difficult to ensure sufficient contact with the positive and negative electrodes of the soft-packaged batteries.

Chinese patent CN213933956U discloses a TWS test fixture, which is characterized in that: the TWS testing fixture comprises a tray bottom plate, tray supports, a tray back plate and a testing fixture device, wherein the tray supports are arranged on two sides of the tray bottom plate, the tray back plate is arranged on the back surface of the tray bottom plate, and the adjustable testing fixture device is arranged on the tray back plate, so that the TWS testing fixture is simple in structure, simple to operate, attractive and elegant in appearance, production cost is reduced, and time for installing the fixture is saved; tray supports are arranged on two sides of the TWS test fixture, so that the TWS test fixture is convenient to install and stability is improved; three round hole grooves with different diameters are formed in the positioning plate, button cells with different sizes can be placed on the round hole grooves, a plurality of positioning columns are arranged below the positioning plate, and the round hole grooves are convenient to install and attractive and elegant in design; the adjustable block, the sliding block, the positioning plate and the tray are made of bakelite, and have good insulating property; the TWS test fixture is provided with the probe device, so that the test function is more centralized, the required space is smaller, the cost is lower, the operation and the disassembly are simple, and the test is convenient.

Disclosure of Invention

The utility model aims to solve the technical problems and provide the novel probe clamp mechanism which drives the probe clamp device to open or close through the elbow clamp device, so that the probe clamp device clamps the electrode of the battery, and the novel probe clamp mechanism has the advantages of simple structure, ingenious design, small occupied space, high stability, low cost and improvement of clamping efficiency.

The utility model is realized by the following technical scheme:

the utility model provides a probe fixture mechanism, includes drawer bottom plate, probe fixture device, elbow clamp device, be equipped with a plurality of mounting groove on the drawer bottom plate, be equipped with the soft packet of battery in the mounting groove, drawer bottom plate one side is equipped with probe fixture device, be equipped with elbow clamp device on the probe fixture device, elbow clamp device drive probe fixture device opens or closes for the tab of the soft packet of battery of probe fixture device clamp.

Further, the probe clamp device comprises a sliding rail and a probe clamp, a plurality of sliding rails are arranged on one side of the drawer bottom plate, and the probe clamp is arranged on the sliding rails.

Further, the elbow presss from both sides the device including elbow clamp mounting panel, elbow clamp fixed plate, elbow clamp, connecting rod, briquetting device, be equipped with a plurality of elbow clamp fixed plate on the elbow clamp mounting panel, be equipped with the elbow clamp on the elbow clamp fixed plate, connecting rod one end with the elbow clamp is connected, the connecting rod other end with briquetting device can dismantle the connection, briquetting device with the probe anchor clamps are connected, and when the elbow clamp was upwards pressed, the elbow was pressed from both sides movable connecting rod, and the connecting rod drives briquetting device, and briquetting device upwards moves, and the briquetting device compresses tightly the probe anchor clamps to press from both sides the tab of battery, when the elbow clamp was down pressed, the elbow was pressed from both sides movable connecting rod, and the connecting rod drives briquetting device, and briquetting device down moves, and briquetting device breaks away from the probe anchor clamps, probe anchor clamps are opened.

Further, the briquetting device comprises a briquetting, a briquetting connecting rod and a nut, wherein one end of the briquetting connecting rod is connected with the connecting rod through the nut, and the other end of the briquetting connecting rod penetrates through the probe clamp and is connected with the briquetting through the nut.

Further, the elbow clamp mounting plate is U-shaped.

Further, the shape of the pressing block is cylindrical.

Further, the inside cavity that is equipped with of drawer bottom plate, lay a plurality of passageway line in the cavity, the passageway line is connected with probe anchor clamps electricity, drawer bottom plate bottom is equipped with the apron, the apron is with the seamless butt joint lock of passageway line in drawer bottom plate bottom.

The utility model has the beneficial effects that:

(1) The probe clamp device is driven to be opened or closed by the elbow clamp device, so that the probe clamp device clamps the lugs of the soft-packaged battery, and the test effect is improved;

(2) The probe clamp device is provided with a sliding rail, the probe clamp can slide left and right on the sliding rail, and the interval of the probe clamp can be adjusted;

(3) The probe clamp mechanism is provided with a pressing block device, the pressing block device is connected with the probe clamp, and the electrode lug of the soft-package battery is not easy to damage, so that the problems of inconvenient operation and low measurement precision of common test equipment are solved;

(4) The bottom of the drawer bottom plate is provided with the cover plate, and the cover plate is used for buckling the channel line at the bottom of the drawer bottom plate in a seamless butt joint manner, so that the installation is convenient, and the stability is improved;

(5) The probe fixture mechanism can test through the large-current and large-size soft-package batteries, and simultaneously accommodates the test fixtures of various soft-package batteries, so that the test is convenient, the interchangeability is good, the strength requirement can be met, and the test of different soft-package batteries is realized.

Drawings

FIG. 1 is a schematic view of a probe gripper mechanism according to the present utility model;

FIG. 2 is a schematic diagram of an exploded view of a probe clamp mechanism according to the present utility model;

FIG. 3 is a schematic view of an exploded view of a drawer bottom panel of the present utility model;

FIG. 4 is a schematic diagram of the briquetting apparatus of the present utility model;

FIG. 5 is a schematic diagram of an explosive structure of the briquetting device of the utility model;

reference numerals: 1. a drawer bottom plate; 11. a mounting groove; 12. a cover plate; 13. a channel line; 2. a probe clamp device; 21. a slide rail; 22. a probe clamp; 3. an elbow clamp device; 31. an elbow clamp mounting plate; 32. an elbow clamp fixing plate; 33. an elbow clamp; 34. a connecting rod; 35. a briquetting device; 350. briquetting; 351. a briquetting connecting rod; 352. a nut; 4. and a soft package battery.

Detailed Description

The utility model is further described with reference to the accompanying drawings and detailed description below:

unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

Referring to fig. 1, a probe clamp mechanism comprises a drawer bottom plate 1, a probe clamp device 2 and an elbow clamp device 3, wherein a plurality of mounting grooves 11 are formed in the drawer bottom plate 1, a soft-pack battery 4 is arranged in each mounting groove 11, the probe clamp device 2 is arranged on one side of the drawer bottom plate 11, the elbow clamp device 3 is arranged on the probe clamp device 2, and the elbow clamp device 3 drives the probe clamp device 2 to open or close, so that the probe clamp device 2 clamps the lugs of the soft-pack battery 4.

Preferably, the probe fixture device 2 comprises a sliding rail 21 and a probe fixture 22, a plurality of sliding rails 21 are arranged on one side of the drawer bottom plate 1, and the probe fixture 22 is arranged on the sliding rail 21.

Referring to fig. 2, the elbow clamp device 3 includes an elbow clamp mounting plate 31, an elbow clamp fixing plate 32, an elbow clamp 33, a connecting rod 34, and a pressing device 35, a plurality of elbow clamp fixing plates 32 are disposed on the elbow clamp mounting plate 31, the elbow clamp fixing plate 32 is provided with the elbow clamp 33, one end of the connecting rod 34 is connected with the elbow clamp 33, the other end of the connecting rod 34 is detachably connected with the pressing device 35, the pressing device 35 is connected with the probe clamp 22, when the elbow clamp 33 is pressed upwards, the elbow clamp 33 drives the connecting rod, the connecting rod drives the pressing device 35, the pressing device 35 moves upwards, the pressing device 35 compresses the probe clamp 22, the probe clamp 22 is closed, and the lugs of the soft battery 4 are clamped, when the elbow clamp 33 is pressed downwards, the elbow clamp 33 drives the connecting rod 34, the pressing device 35 moves downwards, the pressing device 35 is separated from the probe clamp 22, and the probe clamp 22 is opened.

Referring to fig. 4 to 5, the briquetting apparatus 35 includes a briquetting 350, a briquetting link 351, a nut 352, one end of the briquetting link 351 is connected to the connecting rod 34 through the nut 352, and the other end of the briquetting link 351 passes through the probe clamp 22 and is connected to the briquetting 350 through the nut 352.

Preferably, the toggle clamp mounting plate 31 is U-shaped in shape.

Preferably, the briquette 350 is cylindrical in shape.

Referring to fig. 3, a cavity is formed in the drawer bottom plate 1, a plurality of channel wires 13 are arranged in the cavity, the channel wires 13 are electrically connected with a probe clamp 22, a cover plate 12 is arranged at the bottom of the drawer bottom plate 1, and the cover plate 12 is used for fastening the channel wires 13 at the bottom of the drawer bottom plate 1 in a seamless butt joint manner.

Modifications and variations of the above embodiments will be apparent to those skilled in the art in light of the above teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.

Claims

1. A probe fixture mechanism, characterized in that: including drawer bottom plate, probe fixture device, elbow clamp device, be equipped with a plurality of mounting groove on the drawer bottom plate, be equipped with the soft packet of battery in the mounting groove, drawer bottom plate one side is equipped with probe fixture device, be equipped with elbow clamp device on the probe fixture device, elbow clamp device drive probe fixture device opens or closes for probe fixture device presss from both sides the utmost point ear of soft packet of battery.

2. The probe card mechanism of claim 1, wherein: the probe clamp device comprises a sliding rail and a probe clamp, a plurality of sliding rails are arranged on one side of the drawer bottom plate, and the probe clamp is arranged on the sliding rails.

3. The probe card mechanism of claim 2, wherein: the elbow presss from both sides the device including elbow clamp mounting panel, elbow clamp fixed plate, elbow clamp, connecting rod, briquetting device, be equipped with a plurality of elbow clamp fixed plate on the elbow clamp mounting panel, be equipped with the elbow clamp on the elbow clamp fixed plate, connecting rod one end with the elbow clamp is connected, the connecting rod other end with briquetting device can dismantle the connection, briquetting device with the probe anchor clamps are connected, and when the elbow clamp was upwards pressed, the elbow was pressed from both sides movable connecting rod, and the connecting rod drives briquetting device, and briquetting device upwards moves, and briquetting device compresses tightly the probe anchor clamps, and the probe anchor clamps are closed to press from both sides the utmost point ear of battery, and when the elbow clamp was down pressed, the elbow was pressed from both sides movable connecting rod, and the connecting rod drove briquetting device, and briquetting device down moves, and briquetting device breaks away from the probe anchor clamps, the probe anchor clamps are opened.

4. A probe card apparatus according to claim 3, wherein: the briquetting device comprises a briquetting, a briquetting connecting rod and a nut, wherein one end of the briquetting connecting rod is connected with the connecting rod through the nut, and the other end of the briquetting connecting rod penetrates through the probe clamp and is connected with the briquetting through the nut.

5. A probe card apparatus according to claim 3, wherein: the elbow clamp mounting plate is U-shaped.

6. The probe card mechanism of claim 4, wherein: the shape of the pressing block is cylindrical.

7. The probe card mechanism of claim 1, wherein: the inside cavity that is equipped with of drawer bottom plate, lay a plurality of passageway line in the cavity, the passageway line is connected with the probe anchor clamps electricity, drawer bottom plate bottom is equipped with the apron, the apron is with the seamless butt joint lock of passageway line in drawer bottom plate bottom.