CN210982530U - Electricity core function test module and mechanism - Google Patents

Abstract

The utility model provides an electric core function test module and mechanism, including first plate and second plate, the terminal fixed position has on the first plate, be equipped with the through-hole that runs through the first plate on the terminal fixed position, be equipped with a plurality of test micropins on the second plate, a plurality of test micropins are just right to the through-hole, when electric core terminal is placed in the terminal fixed position, the first plate with the second plate is close to each other and can make a plurality of test micropins penetrate the through-hole to make a plurality of test micropins and electric connection of electric core terminal; a first elastic piece is arranged between the first plate and the second plate in a propping mode. The utility model discloses in be equipped with a plurality of and test module electric connection's test micropins, through being close to each other of first plate and second plate, can make a plurality of test micropins and electric core terminal electric connection, the test is little to the pressure of electric core terminal, is difficult for causing the crushing to electric core terminal to reduce the production disability rate.

Description

Electricity core function test module and mechanism

Technical Field

The utility model relates to a cell-phone electricity core field of making especially relates to an electricity core function test module and mechanism.

Background

In the process of assembling the mobile phone battery, the battery cell function test is needed after the battery cell assembly of the incoming battery cell is completed through the procedures of cutting, rubberizing, connector welding and the like. Firstly, materials are taken by a robot, the materials are photographed and positioned through a CCD, the offset compensation of the position of a battery cell terminal is set, the transferring and positioning with the positioning precision of 0.02mm are carried out, and then the battery cell terminal is connected with a testing module to carry out the functional testing of the battery cell. As shown in fig. 3, a conventional battery cell terminal is of an annular structure, the battery cell terminal 800 is electrically connected to a battery cell through a terminal connector 900, a conventional testing mechanism has testing terminals with the same shape and different sizes as the battery cell terminal, and the battery cell terminal and the testing terminals are fastened and connected with each other through a pressure fastening mode, so that the battery cell is electrically connected to the testing module, and a function test of the battery cell is performed.

Therefore, a new testing mechanism capable of avoiding the damage to the cell terminals is needed.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a cell function testing module and mechanism for overcoming the defects in the prior art.

The utility model provides an electric core function test module in a first aspect, including first plate and second plate, the terminal fixed position has on the first plate, be equipped with the through-hole that runs through the first plate on the terminal fixed position, be equipped with a plurality of test micropins on the second plate, a plurality of test micropins are just right to the through-hole, when electric core terminal is placed in the terminal fixed position, the first plate with the second plate is close to each other and can make a plurality of test micropins penetrate the through-hole, and make a plurality of test micropins and electric connection of electric core terminal; and a first elastic part is supported between the first plate and the second plate, and when the test is finished, the first elastic part can enable the first plate and the second plate to be away from each other and enable the test microneedles to be separated from the electric connection with the battery cell terminal.

As a further alternative of the battery cell function testing module, a first guide post and a first guide hole are arranged between the first plate and the second plate, the first guide post penetrates through the first guide hole, and the first plate and the second plate move relatively under the guide action of the first guide post and the first guide hole.

As a further alternative of the battery cell function testing module, a holding groove is formed in the first plate or the second plate, when the first plate is attached to the second plate, the first elastic part is completely held in the holding groove, and the testing microneedle is electrically contacted with the battery cell terminal.

As a further alternative of the battery cell function testing module, a vacuum adsorption assembly for fixing the battery cell terminal to the terminal fixing position is arranged on the first plate.

As a further alternative of the battery cell function testing module, a laminate is convexly arranged on the first plate, the battery cell terminal is mounted on the terminal connector, an open slot used for accommodating the terminal connector is formed in the laminate, the terminal fixing position is arranged at the bottom of the open slot, and the side wall of the open slot is provided with an inclined guide surface.

As a further alternative of the battery cell function testing module, a bottom plate is arranged on one side, away from the first plate, of the second plate, a second elastic piece is supported between the bottom plate and the second plate, and the elastic coefficient of the second elastic piece is greater than that of the first elastic piece.

The utility model discloses the second aspect provides an electricity core function test mechanism, including foretell electricity core function test module.

As a further alternative of the electric core function testing mechanism, the electric core function testing mechanism comprises a pressing assembly, wherein the pressing assembly comprises a pressing cylinder, a forward pushing cylinder and a pressing component, the pressing component is located above the first plate, the pressing cylinder controls the movement of the pressing component in the vertical direction, and the forward pushing cylinder controls the movement of the pressing component in the horizontal direction.

As a further alternative of the electrical core function testing mechanism, the pressing component includes a rigid pressing block and a flexible pressing block, a distance from the flexible pressing block to the first plate is smaller than a distance from the rigid pressing block to the first plate, when the pressing component presses down, the flexible pressing block contacts with the first plate first, the first plate approaches to the second plate, the flexible pressing block is compressed until the rigid pressing block contacts with the first plate, and the flexible pressing block and the rigid pressing block drive the first plate to approach to the second plate at the same time.

As a further alternative of the electric core function testing mechanism, the electric core function testing mechanism further comprises a manipulator and an electric core placing platform, wherein the manipulator adsorbs the electric core and the terminal connector in a vacuum adsorption mode, the electric core is moved to the electric core placing platform, and the electric core terminal is located at the terminal fixing position.

According to the utility model provides an electricity core functional test module and mechanism is equipped with a plurality of test micropins, through being close to each other of first plate and second plate, can make a plurality of test micropins and electric core terminal electric connection, and the test is little to the pressure of electric core terminal, is difficult for causing the crushing to electric core terminal to reduce the production disability rate.

In order to make the aforementioned and other objects, features and advantages of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 shows a schematic structural diagram of a cell function testing module according to an embodiment of the present invention;

fig. 2 is a schematic diagram illustrating an overall structure of a cell function testing mechanism according to an embodiment of the present invention;

fig. 3 shows a schematic structural diagram of a cell terminal and a cell connector in the prior art.

Description of the main element symbols: 100-a first plate; 110-terminal fixed position; 120-a via hole; 130-layer plate; 140-open slots; 150-a first guide post; 160-first pilot hole; 200-a second plate; 210-test microneedles; 220-a first elastic member; 230-a second elastic member; 240-accommodating grooves; 300-pressing the assembly; 310-a hold down member; 311-hard compacts; 312-a flexible compact; 320-a down-pressure cylinder; 330-a forward pushing cylinder; 400-a base plate; 410-a second guide post; 420-a second pilot hole; 500-vacuum adsorption component; 600-a manipulator; 700-a cell placement platform; 800-cell terminals; 900-terminal connector.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

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 application belongs. The terminology used in the description of the templates herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, an aspect of the present invention provides a battery cell function testing module, including a first plate 100 and a second plate 200, wherein the first plate 100 is located above the second plate 200, and a first elastic member 220 is supported between the first plate 100 and the second plate 200.

The first plate 100 has a terminal fixing portion 110, the terminal fixing portion 110 has a through hole 120 penetrating through the first plate 100, and during testing, the terminal connector 900 is placed in the terminal fixing portion 110, and the cell terminal 800 faces the through hole 120.

The second plate 200 is provided with a plurality of testing microneedles 210, the testing microneedles 210 are electrically connected with a plurality of testing components (not shown in the figure) for testing the functions of the battery cells, and the testing components are located inside the second plate 200.

The plurality of test microneedles 210 are aligned with the through holes 120, and when the battery cell terminal 800 is placed at the terminal fixing position 110, the first plate 100 and the second plate 200 are close to each other, so that the plurality of test microneedles 210 penetrate into the through holes 120, and the plurality of test microneedles 210 are electrically connected with the battery cell terminal 800; when the test is completed, the first elastic member 220 may separate the first plate 100 and the second plate 200 from each other, and separate the plurality of test microneedles 210 from the battery cell terminal 800, move out the tested battery cell terminal 800, place the battery cell terminal 800 of the next battery cell to be tested, and continue the test operation.

The utility model discloses in be equipped with a plurality of test micropins 210, through the relative motion of first plate 100 and second plate 200, can support a plurality of test micropins 210 and hold on electric core terminal 800, make test module and electric core electric connection, little to electric core terminal 800's pressure, be difficult for causing the crushing to electric core terminal 800 to reduce the production disability rate.

It will be appreciated that when no motive force is applied to the first plate 100, the test microneedles 210 are located within the through-holes 120 or below the through-holes 120; during testing, the battery cell terminal 800 is placed in the terminal fixing position 110, when power acts on the first plate 100, the first plate 100 moves towards the second plate 200, the testing micro-needle 210 penetrates through the through hole 120 and abuts against the battery cell terminal 800 to form electric connection, and then the function of the battery cell is tested through the testing assembly.

In some embodiments of the present invention, a first guiding post 150 and a first guiding hole 160 are disposed between the first plate 100 and the second plate 200, the first guiding post 150 is sleeved on the first guiding hole 160, and the first plate 100 and the second plate 200 move relatively under the guiding action of the first guiding post 150 and the first guiding hole 160. The phenomenon of dislocation of the first plate 100 and the second plate 200 in the process of movement is avoided.

Alternatively, the first guide post 150 may be disposed on the first plate 100, and correspondingly, the first guide hole 160 is disposed on the second plate 200; alternatively, the first guide post 150 may be disposed on the second plate 200, and accordingly, the first guide hole 160 is disposed on the first plate 100.

Optionally, the first guiding hole 160 is a through hole, the first guiding hole 160 has the same diameter as the first guiding column 150, and the first guiding column 150 is tightly fitted with the first guiding hole 160.

Optionally, the first guiding columns 150 and the first guiding holes 160 are provided with two pairs which are matched with each other and are symmetrically distributed about the central axis of the first plate 100.

It is understood that the first elastic member 220 is a member having elasticity, and preferably, the first elastic member 220 is a spring.

In order to ensure that the first plate 100 is stably raised, the number of the springs is even, specifically, four springs may be provided and are symmetrically distributed about the central axis of the first plate 100.

As mentioned above, in some embodiments of the present invention, the accommodating groove 240 is disposed on the first plate 100 or the second plate 200, when the first plate 100 is attached to the second plate 200, the first elastic element 220 is completely accommodated in the accommodating groove 240, and the plurality of test microneedles 210 are electrically connected to the battery cell terminal 800.

Through debugging, when being fixed with electric core terminal 800 on terminal fixed position 110, make first plate 100 and second plate 200 compress completely to the laminating, test micropin 210 just passes through-hole 120 and forms good electrical contact with electric core terminal 800, has afterwards restricted first plate 100 to continue to move to second plate 200, avoids test micropin 210 to continue to rise with electric core terminal 800 fish tail.

Optionally, the receiving groove 240 is located on the second plate 200, and one end of the first elastic element 220 is fixed to the bottom of the receiving groove 240, and the other end of the first elastic element abuts against the bottom of the first plate 100. The first plate 100 and the second plate 200 are conveniently separated, and the debugging and the maintenance of the mechanism are facilitated.

Alternatively, one end of the first elastic member 220 is fixed to the bottom of the receiving groove 240 by welding.

Optionally, a columnar protrusion is disposed at the bottom of the first elastic member 220, and the first elastic member 220 is a spring and is clamped on the protrusion.

In some embodiments of the present invention, the first plate 100 is provided with a vacuum adsorption assembly 500 for fixing the battery cell terminal 800 to the terminal fixing position 110. The battery cell terminal 800 is fixed through the vacuum adsorption assembly 500, and is not in physical contact with the battery cell terminal 800, so that the surface of the battery cell terminal 800 cannot be scratched.

Specifically, include the cavity and with the air pump of cavity intercommunication through vacuum adsorption subassembly 500, the cavity is located first plate 100, be equipped with the opening with the cavity intercommunication on the terminal fixed position 110, in the test process, place the terminal connector 900 who will install electric core terminal 800 behind the terminal fixed position 110, the air pump is taken out the gas in the cavity, form the negative pressure in the cavity, cause external pressure to press terminal connector 900 on the terminal fixed position 110, electric core terminal 800 is just to through-hole 120, be convenient for test micropin 210 and electric core terminal 800 carry out stable electric connection.

In some embodiments of the present invention, the first plate 100 is provided with a laminate 130, the laminate 130 has an opening groove 140 for accommodating the terminal connector 900, the terminal fixing portion 110 is located at the bottom of the opening groove 140, and a side wall of the opening groove 140 has an inclined guide surface.

The arrangement of the laminate 130 and the opening groove 140 thereof can limit the placement of the cell terminal 800, so that the cell terminal 800 is conveniently placed in the terminal fixing position 110, and the movement of the cell terminal 800 in the horizontal direction is limited, so that the cell terminal 800 corresponds to the testing microneedle 210 in the vertical direction.

It is understood that the shape and size of the open groove 140 are identical to the terminal connector 900.

Preferably, the laminate 130 is of a unitary structure with the first panel 100.

In some embodiments of the present invention, the side walls defining the open slot 140 have sloped guide surfaces. The guiding effect on the terminal connector 900 is enhanced through the arrangement of the inclined plane, the requirement on the alignment precision of the terminal fixing position 110 and the battery cell terminal 800 is lowered, meanwhile, the debugging requirement of a worker on a testing mechanism is lowered, and the testing efficiency is improved.

In some embodiments of the present invention, a bottom plate 400 is disposed on a side of the second plate 200 away from the first plate 100, the second elastic member 230 is supported between the bottom plate 400 and the second plate 200, and an elastic coefficient of the second elastic member 230 is greater than an elastic coefficient of the first elastic member 220.

In the testing process, the first plate 100 moves downwards until the first plate 100 is attached to the second plate 200, in order to ensure stable attachment of the first plate 100 to the second plate 200, the first plate 100 moves downwards, at this time, the second elastic member 230 can play a role in buffering the first plate 100 and the second plate 200, and meanwhile, the interaction force between the first plate 100 and the second plate 200 is also increased, so that the first plate 100 is stably attached to the second plate 200, and the testing microneedle 210 is stably electrically contacted with the battery cell terminal 800, thereby performing the testing action.

Alternatively, the second elastic member 230 is a spring, and the number of the springs is even to ensure that the second plate 200 is stably pressed, specifically, two springs may be provided and are symmetrically distributed about the central axis of the first plate 100.

The utility model discloses a some embodiments are equipped with second guide post 410 on the bottom plate 400, are equipped with second guiding hole 420 on the second plate 200, and second guide post 410 cup joints on second guiding hole 420, and relative motion is avoided second plate 200 and bottom plate 400 to appear the phenomenon of dislocation in the motion process through the guide effect of second guide post 410 and second guiding hole 420 between second plate 200 and the bottom plate 400.

Optionally, the second guiding hole 420 is a through hole, the second guiding hole 420 has the same diameter as the second guiding column 410, and the second guiding column 410 is tightly fitted with the second guiding hole 420.

It is understood that the length of the second guide post 410 is smaller than the length of the second guide hole 420.

Optionally, the second guiding columns 410 and the second guiding holes 420 are provided with four pairs which are matched with each other and are symmetrically distributed about the center of the second plate 200.

The embodiment of the utility model provides an aspect provides an electricity core function test mechanism.

Referring to fig. 2, in some embodiments, the pressing assembly 300 further includes a pressing cylinder 320, a forward cylinder 330, and a pressing member 310, the pressing member 310 is located above the first plate 100, the pressing cylinder 320 controls the vertical movement of the pressing member 310, and the forward cylinder 330 controls the horizontal movement of the pressing member 310.

It can be understood that the pressing assembly 300 provides power for the first plate 100 and the second plate 200 to approach each other, and the pressing action of the pressing assembly 300 drives the first plate 100 to move towards the second plate 200, so that the testing microneedles 210 are in contact with and electrically connected to the terminals for performing the testing action.

The forward pushing cylinder 330 can control the downward pushing cylinder 320 and the downward pushing member 310 to move horizontally, and after the test action is completed, the downward pushing cylinder 320 and the downward pushing member 310 can be far away from the first plate 100, so that the top surface of the first plate 100 can be conveniently operated, and the first plate 100 can be conveniently debugged and maintained; the push-down cylinder 320 controls the push-down member 310 to push down the first plate 100 toward the second plate 200.

In some embodiments of the present invention, the pressing member 310 includes a hard pressing block 311 and a flexible pressing block 312, and a distance from the flexible pressing block 312 to the first plate 100 is smaller than a distance from the hard pressing block 311 to the first plate 100. When the pressing member 310 presses down, the flexible pressing block 312 contacts with the first plate 100 first, and continues to move downward, the first plate 100 approaches to the second plate 200, and the flexible pressing block 312 is compressed at the same time until the rigid pressing block 311 contacts with the first plate 100, and continues to drive the first plate 100 to move downward.

Optionally, the flexible pressing blocks 312 are pressed against the middle portion of the first plate 100, and the number of the hard pressing blocks 311 is two, and the hard pressing blocks are respectively located on two sides of the flexible pressing blocks 312.

The utility model discloses an in some embodiments, still include manipulator 600 and electricity core place the platform 700, manipulator 600 adsorbs electricity core and electricity core terminal 800 through vacuum adsorption's mode, removes electricity core to electricity core place the platform 700 to make electricity core terminal 800 be located the fixed position 110 of terminal.

Above-mentioned, adsorb electric core and electric core terminal 800 through vacuum adsorption's mode can avoid causing the mar to electric core surface and electric core terminal 800 surface, influence product quality.

In all examples shown and described herein, any particular value should be construed as merely exemplary, and not as a limitation, and thus other examples of example embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above-described embodiments are merely illustrative of several embodiments of the present invention, which are described in detail and specific, but not intended to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims (10)

1. A battery cell function testing module is characterized by comprising a first plate and a second plate, wherein a terminal fixing position is arranged on the first plate, a through hole penetrating through the first plate is formed in the terminal fixing position, a plurality of testing micro-needles are arranged on the second plate, the testing micro-needles are right opposite to the through hole, and when a battery cell terminal is placed at the terminal fixing position, the first plate and the second plate are close to each other to enable the testing micro-needles to penetrate into the through hole and to enable the testing micro-needles to be electrically connected with the battery cell terminal; and a first elastic part is supported between the first plate and the second plate, and when the test is finished, the first elastic part can enable the first plate and the second plate to be away from each other and enable the test microneedles to be separated from the electric connection with the battery cell terminal.

2. The cell function testing module of claim 1, wherein a first guide post and a first guide hole are disposed between the first plate and the second plate, the first guide post is disposed through the first guide hole, and the first plate and the second plate move relative to each other under the guiding action of the first guide post and the first guide hole.

3. The cell functional test module of claim 1, wherein a receiving groove is formed in the first plate or the second plate, and when the first plate and the second plate are attached to each other, the first elastic member is completely received in the receiving groove, and the plurality of test microneedles are in electrical contact with the cell terminals.

4. The cell functional test module of claim 1, wherein the first plate has a vacuum suction assembly thereon for securing the cell terminal to the terminal securing location.

5. The cell functional test module of claim 1, wherein the first plate is provided with a laminate plate protruding therefrom, the cell terminal is mounted on the terminal connector, the laminate plate is provided with an open slot for accommodating the terminal connector, the terminal fixing portion is provided at a bottom of the open slot, and a side wall of the open slot is provided with an inclined guide surface.

6. The cell function testing module of claim 1, wherein a bottom plate is disposed on a side of the second plate away from the first plate, a second elastic member is supported between the bottom plate and the second plate, and an elastic coefficient of the second elastic member is greater than an elastic coefficient of the first elastic member.

7. A cell functionality testing mechanism, characterized by comprising a cell functionality testing module according to any one of claims 1 to 6.

8. The cell function testing mechanism of claim 7, further comprising a pressing assembly, wherein the pressing assembly includes a pressing cylinder, a forward pushing cylinder, and a pressing member, the pressing member is located above the first plate, the pressing cylinder controls the pressing member to move in a vertical direction, and the forward pushing cylinder controls the pressing member to move in a horizontal direction.

9. The cell function testing mechanism of claim 8, wherein the pressing member includes a hard pressing block and a flexible pressing block, a distance from the flexible pressing block to the first plate is smaller than a distance from the hard pressing block to the first plate, when the pressing member presses down, the flexible pressing block first contacts with the first plate, the first plate approaches the second plate, the flexible pressing block is compressed until the hard pressing block contacts with the first plate, and the flexible pressing block and the hard pressing block simultaneously drive the first plate to approach the second plate.

10. The cell function testing mechanism of claim 7, further comprising a manipulator and a cell placement platform, wherein the manipulator adsorbs the cell and the terminal connector by vacuum adsorption, moves the cell to the cell placement platform, and positions the cell terminal in the terminal fixing position.

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