CN107422154B - IV testing device - Google Patents

Abstract

The invention discloses an IV testing device, which includes a probe mechanism, a bracket mechanism used in conjunction with the probe mechanism, and a first motor; the probe mechanism includes a probe and a first conversion device, and the A first conversion device is connected to the first motor, converts the rotation of the first motor into linear motion, and drives the lifting and lowering of the probe. The IV testing device in the present invention is added with a first motor and a first conversion device. The first motor is connected to the first conversion device, and the first conversion device converts the rotation of the first motor into linear motion, thereby driving the probe to rise and fall. The present invention adjusts the probe through the first motor and the first conversion device. Compared with traditional manual adjustment, the present invention realizes automatic adjustment of the probe, and the adjustment accuracy is higher than manual manual adjustment. In addition, the probe and the bracket in the present invention can also move left and right, and can test different types of battery cells.

Description

IV test device

Technical field

The present invention relates to the field of battery core production, and more specifically, to an IV testing device.

Background technique

During the production process of battery cells, the finished battery cells need to be tested by IV testing equipment. When performing an IV test, the pole lug of the battery core is placed on the bracket mechanism. The probe mechanism moves down until the probe presses the positive pole lug of the battery core. The bayonet pops out and presses the edge of the battery core, so that the battery core electrode can be measured. The voltage difference from the cell edge. In the existing technology, the bracket mechanism in the IV test device cannot be adjusted, so the height of the probe can only be adjusted. However, the height of the probe can only be adjusted manually. The adjustment accuracy of manual manual adjustment is low and it is easy to cause The contact between the probe and the terminal lug is poor or the positive terminal lug is crushed.

Therefore, how to realize automatic adjustment of the probe and improve the adjustment accuracy of the probe is a key issue that those skilled in the art need to solve urgently.

Contents of the invention

The object of the present invention is to provide an IV testing device that can realize automatic adjustment of the probe and has high adjustment accuracy.

In order to achieve the above objects, the present invention provides the following technical solutions:

An IV testing device includes a probe mechanism, a bracket mechanism used in conjunction with the probe mechanism, and a first motor; the probe mechanism includes a probe and a first conversion device, and the first conversion device It is connected with the first motor, converts the rotation of the first motor into linear motion, and drives the lifting and lowering of the probe.

Preferably, it also includes a second motor; the bracket mechanism includes a bracket and a second conversion device, the second conversion device is connected to the second motor and converts the rotation of the second motor into linear motion, Drive the lifting of the bracket.

Preferably, there are multiple probe mechanisms and multiple bracket mechanisms.

Preferably, the first conversion device includes a first gear, a first rack meshed with the first gear, the first rack is connected to the probe, and a first rotating shaft. The rotating shaft is keyed to all the first gears, and the first motor drives the first rotating shaft to rotate.

Preferably, the second conversion device includes a second gear, a second rack meshed with the second gear, the second rack is connected to the bracket, and a second rotating shaft, the second The rotating shaft is keyed to all the second gears, and the second motor drives the second rotating shaft to rotate.

Preferably, it also includes a driving device for driving all the probes and all the brackets to move left and right; all the probes are connected to the first connection plate, and all the brackets are connected to On the second connecting plate, the driving device is connected to the first connecting plate and the second connecting plate.

Preferably, the driving device includes: a third motor, a screw mechanism connected to the third motor, and the screw mechanism is connected to the first connecting plate and the second connecting plate.

Preferably, the first connecting plate is connected to the second connecting plate, the first connecting plate is connected to a connecting block, and the connecting block is connected to the screw mechanism.

Preferably, it also includes a first guide rail that cooperates with the first connecting plate, and the first guide rail extends in the left and right direction.

Preferably, it also includes a second guide rail that cooperates with the second connecting plate, and the second guide rail extends in the left and right direction.

It can be seen from the above technical solutions that the IV testing device in the present invention adds a first motor and a first conversion device. The first motor is connected to the first conversion device, and the first conversion device converts the rotation of the first motor into linear motion, thereby driving the probe to rise and fall. The present invention adjusts the probe through the first motor and the first conversion device. Compared with traditional manual adjustment, the present invention realizes automatic adjustment of the probe, and the adjustment accuracy is higher than manual manual adjustment.

Description of the drawings

In order to more clearly illustrate the solutions in the embodiments of the present invention, a brief introduction will be given below to the drawings needed to describe the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without exerting creative efforts.

Figure 1 is a schematic structural diagram of a probe mechanism and a bracket mechanism provided by a specific embodiment of the present invention;

Figure 2 is a schematic diagram of the overall structure of an IV testing device provided by a specific embodiment of the present invention;

FIG. 3 is a top view of FIG. 2 .

Among them, 1 is the first rack, 2 is the first gear, 3 is the probe, 4 is the second rack, 5 is the second gear, 6 is the bracket, 7 is the battery core, 8 is the first rotating shaft, 9 is the second rotating shaft, 10 is the first motor, 11 is the second motor, 12 is the third motor, 13 is the connecting block, and 14 is the first connecting plate.

Detailed ways

The invention provides an IV testing device, which can realize automatic adjustment of a probe and has high adjustment accuracy.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without any creative work fall within the scope of protection of the present invention.

Please refer to Figure 1-Figure 3. In a specific embodiment of the present invention, the IV testing device includes: a probe mechanism, a bracket mechanism, a first motor 10 and a first conversion device.

The probe mechanism includes a probe 3 frame, a probe 3 installed on the probe 3 frame, and a first conversion device. The first conversion device is connected to the first motor 10 . The first motor 10 drives the first conversion device to operate, and the first conversion device converts the rotation of the first motor 10 into linear motion, thereby driving the probe 3 to rise and fall. The bracket mechanism is used to support the tabs of the battery core 7 . When the pole tab of the battery core 7 is placed on the bracket mechanism, the probe 3 moves downward until the probe 3 presses the pole tab of the battery core 7 . This embodiment uses the first motor 10 and the first conversion device to adjust the probe 3. Compared with traditional manual adjustment, this embodiment realizes automatic adjustment of the probe 3, and the adjustment accuracy is higher than manual manual adjustment. The first conversion device that converts the rotation of the motor into linear motion can specifically be a screw mechanism, a rack and pinion mechanism, a hydraulic cylinder mechanism, etc. This article does not limit the specific form of the first conversion device, as long as it can drive the bracket mechanism to lift. All fall within the scope of this article.

In a specific embodiment of the present invention, a second motor 11 is also added. The carriage mechanism includes a carriage 6 and a second conversion device. The second motor 11 is connected to the second conversion device, and the second conversion device is connected to the bracket mechanism. The second conversion device converts the rotation of the second motor 11 into linear motion, thereby driving the bracket 6 to rise and fall. In this embodiment, not only the height of the probe 3 can be adjusted, but also the height of the bracket 6 can be adjusted, so that it can adapt to battery cells 7 of different specifications, and the applicable scope of the IV test device is expanded.

In a specific embodiment of the present invention, there are multiple limiting probe mechanisms and multiple bracket mechanisms. A probe mechanism and a bracket mechanism are combined to detect an electric core 7 . The lifting and lowering of the probe 3 is driven by the first motor 10 and the first conversion device, and the lifting and lowering of the bracket 6 is driven by the second motor 11 and the second conversion device.

In order to achieve unified control of the lifting and lowering of all probe mechanisms, the first conversion device in a specific embodiment of the present invention specifically includes a first gear 2 and a first rack 1 . The first gear 2 meshes with the first rack 1 . The first rack 1 is connected with the probe 3 . A first rotating shaft 8 is also added, which is keyed to all first gears 2 . The first motor 10 is used to drive the first rotating shaft 8 to rotate. When the first rotating shaft 8 rotates, it drives all the first gears 2 to rotate, so all the first racks 1 will rise or fall, and then all the probes 3 will rise or fall at the same time.

By the same token, in order to achieve unified control of the lifting and lowering of all bracket mechanisms, the second conversion device in a specific embodiment of the present invention specifically includes a second gear 5 and a second rack 4 . The second gear 5 meshes with the second rack 4 . The second rack 4 is connected to the bracket 6 . A second rotating shaft 9 is also added, which is keyed to all second gears 5 . The second motor 11 is used to drive the second rotating shaft 9 to rotate. When the second rotating shaft 9 rotates, it drives all the second gears 5 to rotate, so that all the second racks 4 will rise or fall, and then all the brackets 6 will rise or fall at the same time.

The positions of the tabs of different types of battery cores 7 are slightly different. In order to enable the IV test device to test different types of battery cores 7 and broaden the scope of application of the IV test device, the probe 3 and the holder in a specific embodiment of the present invention are The rack 6 can move left and right, and its specific moving principle is as follows: all probes 3 are connected to the first connecting plate 14, and all brackets 6 are connected to the second connecting plate. A driving device is also added, which is used to drive the first connecting plate 14 and the second connecting plate to move left and right. Then the first connecting plate 14 drives the probe 3 to move left and right, and the second connecting plate drives the bracket 6 to move left and right.

Specifically, the driving device is the third motor 12 and the screw mechanism. The third motor 12 drives the screw mechanism to expand and contract left and right, and the screw mechanism is connected to the first connecting plate 14 and the second connecting plate. When the lead screw expands and contracts, it drives the first connecting plate 14 and the second connecting plate to move left and right.

A connecting block 13 can also be added. First, the first connecting plate 14 and the second connecting plate are connected as a whole, and then the first connecting plate 14 is connected to the connecting block 13, and the connecting block 13 is connected to the screw mechanism.

In order to ensure the stability of the left and right movement of the probe 3, a first guide rail is added in a specific embodiment of the present invention. The first guide rail cooperates with the first connecting plate 14 to guide the first connecting plate 14 to ensure the stability of the first connecting plate 14 moving left and right, thus ensuring the stability of the probe 3 moving left and right. The first guide rail may be disposed on the rear panel of the rack of the IV testing device.

By the same token, in order to ensure the stability of the left and right movement of the bracket 6, a second guide rail is added in a specific embodiment of the present invention. The second guide rail cooperates with the second connecting plate to guide the second connecting plate and ensure the stability of the left and right movement of the second connecting plate, thus ensuring the stability of the left and right movement of the bracket 6 . The second guide rail may be provided on the rear panel of the rack of the IV testing device.

The above description of the disclosed embodiments enables those skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be practiced in other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (2)

1. An IV testing device, including a probe mechanism and a bracket mechanism used in conjunction with the probe mechanism, characterized in that it also includes a first motor (10); the probe mechanism includes a probe (3) and a first conversion device, which is connected to the first motor (10), converts the rotation of the first motor (10) into linear motion, and drives the lifting and lowering of the probe (3); It also includes a second motor (11); the bracket mechanism includes a bracket (6) and a second conversion device, and the second conversion device is connected to the second motor (11) to connect the second motor (11). The rotation of 11) is converted into linear motion, driving the lifting and lowering of the bracket (6); There are multiple probe mechanisms and bracket mechanisms, and one probe mechanism and one bracket mechanism are combined to detect one battery core; The first conversion device includes a first gear (2), a first rack (1) meshed with the first gear (2), the first rack (1) and the probe (3) The connection also includes a first rotating shaft (8), the first rotating shaft (8) is keyed to all the first gears (2), and the first motor (10) drives the first rotating shaft (8) turn; turn The second conversion device includes a second gear (5), a second rack (4) meshed with the second gear (5), the second rack (4) and the bracket (6) The connection also includes a second rotating shaft (9), the second rotating shaft (9) is keyed to all the second gears (5), and the second motor (11) drives the second rotating shaft (9) turn; turn It also includes a driving device for driving all the probes (3) and all the brackets (6) to move left and right; all the probes (3) are connected to the third through their respective first conversion devices. On a connecting plate (14), all the brackets (6) are connected to the second connecting plate through their respective second conversion devices, and the driving device is connected to the first connecting plate (14) and the Second connecting plate connection; The driving device includes: a third motor (12), a screw mechanism connected to the third motor (12), and the screw mechanism is connected to the first connecting plate (14) and the second connecting plate. connect; It also includes a first guide rail that cooperates with the first connecting plate (14), and the first guide rail extends in the left and right direction; It also includes a second guide rail that cooperates with the second connecting plate, and the second guide rail extends in the left and right direction. 2. The IV testing device according to claim 1, characterized in that the first connecting plate (14) is connected to the second connecting plate, and the first connecting plate (14) is connected to the connecting block (13) Connect, the connecting block (13) is connected to the screw mechanism.