阅读说明：本技术 检测装置 (detection device ) 是由 周俊杰 马港 黄振奎 蔡海生 陈京 于 2019-09-29 设计创作，主要内容包括：本发明揭示一种检测装置,其包括第一检测机构及第二检测机构；第一检测机构与第二检测机构均包括两组检测组件；每组检测组件包括安装板、第一检测部件及第二检测部件；第一检测部件与第二检测部件均设置于安装板。本发明的检测装置结构简单,通过第一检测部件及第二检测部件对卷绕过程中处于不同位置的电芯进行阳极极片、阴极极片、第一隔膜及第二隔膜四者对齐度的检测,避免出现阳极极片与阴极极片互相接触发生短路或者阳极极片与阴极极片裸露在第一隔膜与第二隔膜的外部的情况,从而提高电芯的质量。(The invention discloses a detection device, which comprises a first detection mechanism and a second detection mechanism; the first detection mechanism and the second detection mechanism comprise two groups of detection components; each group of detection components comprises a mounting plate, a first detection component and a second detection component; the first detection component and the second detection component are both arranged on the mounting plate. The detection device has a simple structure, and the first detection part and the second detection part are used for detecting the alignment degree of the anode pole piece, the cathode pole piece, the first diaphragm and the second diaphragm of the battery cell at different positions in the winding process, so that the condition that the anode pole piece and the cathode pole piece are contacted with each other to generate short circuit or the anode pole piece and the cathode pole piece are exposed outside the first diaphragm and the second diaphragm is avoided, and the quality of the battery cell is improved.)

1. A detection device, comprising: a first detection mechanism (1) and a second detection mechanism (2); the first detection mechanism (1) and the second detection mechanism (2) comprise two groups of detection components (11); each group of detection assemblies (11) comprises a mounting plate (110), a first detection part (111) and a second detection part (112); the first detection component (111) and the second detection component (112) are both arranged on a mounting plate (110); the first detection part (111) and the second detection part (112) respectively detect the distance between the cathode pole piece and the edge of the first diaphragm and the edge of the second diaphragm in real time or the distance between the anode pole piece and the edge of the first diaphragm and the edge of the second diaphragm in real time.

2. The detection device according to claim 1, characterized in that the first detection member (111) and the second detection member (112) each comprise a detection piece (1111); the detection piece (1111) faces the battery cell.

3. The detection device according to claim 2, characterized in that the first detection member (111) and the second detection member (112) each further comprise a focal length adjustment member (1112); the detection piece (1111) is arranged on the focal length adjusting piece (1112).

4. A detecting arrangement according to claim 3, characterised in that the first detecting member (111) and the second detecting member (112) each further comprise an angle adjusting member (1113); the angle adjusting member (1113) is provided to the focal length adjusting member (1112), and the detecting member (1111) is provided to the angle adjusting member (1113).

5. The detection device according to claim 2, 3 or 4, characterized in that said first detection member (111) and said second detection member (112) each further comprise an illuminator (1114); the illuminating member (1114) is provided to the mounting plate (110) and faces a position detected by the detecting member (1111).

6. The testing device according to claim 1, characterized in that each set of said testing assemblies (11) further comprises a tab testing member (113); the tab detecting member (113) is provided on the mounting plate (110) and is located on a moving path of the tab.

7. The detection device according to claim 1, characterized by further comprising a sliding adjustment mechanism (3); the first detection mechanism (1) and the second detection mechanism (2) are both arranged on the sliding adjustment mechanism (3).

8. The detection device according to claim 7, wherein the sliding adjustment mechanism (3) comprises a fixed seat (30), a first sliding adjustment assembly (31) and a second sliding adjustment assembly (32); the first sliding adjusting component (31) and the second sliding adjusting component (32) are arranged on the fixed seat (30).

9. The detection device according to claim 8, wherein the first sliding adjustment assembly (31) and the second sliding adjustment assembly (32) each comprise a guide rail (311), a slide block (312), an adjustment screw (313) and an adjustment hand wheel (314); the guide rail (311) is laid on the fixed seat (30); the sliding block (312) is arranged on the guide rail (311); the adjusting screw (313) is arranged on the fixed seat (30) and is parallel to the guide rail (311); the adjusting hand wheel (314) is connected with one end of the adjusting screw rod (313).

10. The detection device according to claim 9, wherein the first sliding adjustment assembly (31) and the second sliding adjustment assembly (32) each comprise a scale (315); the graduated scale (315) is arranged on the fixed seat (30).

Technical Field

The invention relates to the technical field of battery cell production, in particular to a detection device.

Background

In the production process of the battery core, the alignment degree of the anode plate, the cathode plate, the first diaphragm and the second diaphragm needs to be detected, at present, the detection method mainly adopted is to detect the alignment degree in the respective transmission processes of the anode plate, the cathode plate, the first diaphragm and the second diaphragm, and then adjust the transmission positions of the anode plate, the cathode plate, the first diaphragm and the second diaphragm according to the detection result by using a battery winder, but the detection method cannot ensure the alignment degree of the anode plate, the cathode plate, the first diaphragm and the second diaphragm, so that the conditions that the anode plate and the cathode plate are contacted with each other to generate short circuit or the anode plate and the cathode plate are exposed outside the first diaphragm and the second diaphragm are easily generated, so that the anode plate and the cathode plate are not separated and completely covered between the first diaphragm and the second diaphragm, thereby affecting the quality of the wound cell.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention discloses a detection device, which comprises: a first detection mechanism and a second detection mechanism; the first detection mechanism and the second detection mechanism comprise two groups of detection components; each group of detection components comprises a mounting plate, a first detection component and a second detection component; the first detection component and the second detection component are both arranged on the mounting plate; the first detection part and the second detection part respectively detect the distance between the cathode pole piece and the edge of the first diaphragm and the edge of the second diaphragm in real time or the distance between the anode pole piece and the edge of the first diaphragm and the edge of the second diaphragm in real time.

According to an embodiment of the present invention, each of the first detecting member and the second detecting member includes a detecting member; the detection piece faces the battery core.

According to an embodiment of the present invention, each of the first detecting member and the second detecting member further includes a focus adjusting member; the detection part is arranged on the focal length adjusting part.

according to an embodiment of the present invention, each of the first detecting member and the second detecting member further includes an angle adjusting member; the angle adjusting piece is arranged on the focal length adjusting piece, and the detecting piece is arranged on the angle adjusting piece.

According to an embodiment of the present invention, each of the first detecting member and the second detecting member further includes an illuminating member; the illuminating piece is arranged on the mounting plate and faces the position detected by the detecting piece.

According to an embodiment of the present invention, each of the detecting assemblies further includes a tab detecting element; the tab detection piece is arranged on the mounting plate and is positioned on a moving path of the tab.

According to an embodiment of the present invention, the detecting device further includes a sliding adjusting mechanism; the first detection mechanism and the second detection mechanism are both arranged on the sliding adjustment mechanism.

According to an embodiment of the present invention, the sliding adjustment mechanism includes a fixing base, a first sliding adjustment assembly and a second sliding adjustment assembly; the first sliding adjusting component and the second sliding adjusting component are both arranged on the fixing seat.

According to an embodiment of the present invention, each of the first sliding adjustment assembly and the second sliding adjustment assembly includes a guide rail, a slider, an adjustment screw, and an adjustment hand wheel; the guide rail is laid on the fixed seat; the slide block is arranged on the guide rail; the adjusting screw is arranged on the fixed seat and is parallel to the guide rail; the adjusting hand wheel is connected with one end of the adjusting screw rod.

According to an embodiment of the present invention, each of the first sliding adjustment assembly and the second sliding adjustment assembly includes a scale; the graduated scale sets up in the fixing base.

The invention has the beneficial effects that: the detection device has a simple structure, and the first detection part and the second detection part are used for detecting the alignment degree of the anode pole piece, the cathode pole piece, the first diaphragm and the second diaphragm of the battery cell at different positions in the winding process, so that the condition that the anode pole piece and the cathode pole piece are contacted with each other to generate short circuit or the anode pole piece and the cathode pole piece are exposed outside the first diaphragm and the second diaphragm is avoided, and the quality of the battery cell is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of a detection apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of another embodiment of a detecting device according to the present invention;

FIG. 3 is a schematic structural diagram of a first detecting mechanism according to an embodiment of the present invention;

fig. 4 is another schematic structural diagram of the first detection mechanism in the embodiment of the present invention.

Description of reference numerals:

1. A first detection mechanism; 11. a detection component; 110. mounting a plate; 111. a first detection member; 1111. a detection member; 1112. a focus adjusting member; 11121. a focus adjustment drive motor; 11122. a rotating shaft; 11123. a focus adjusting moving base; 11124. a guide sleeve; 11125. a guide bar; 11126. mounting blocks; 1113. an angle adjusting member; 11131. an arc-shaped hole; 1114. an illuminating member; 112. a second detection part; 113. a tab detecting member; 2. a second detection mechanism; 3. a slide adjustment mechanism; 30. a fixed seat; 31. a first slide adjusting assembly; 311. a guide rail; 312. a slider; 313. adjusting the screw rod; 314. adjusting a hand wheel; 315. a graduated scale; 32. a second slide adjust assembly.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

For a further understanding of the contents, features and effects of the present invention, the following examples are illustrated in the accompanying drawings and described in the following detailed description:

Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a detection device according to an embodiment of the present invention; fig. 2 is another schematic structural diagram of the detection apparatus in the embodiment of the present invention. As shown in the drawings, the detection device of the present application includes a slide adjustment mechanism 3, a first detection mechanism 1, and a second detection mechanism 2. The first detection mechanism 1 and the second detection mechanism 2 are symmetrically arranged on the sliding adjustment mechanism 3.

Further, the sliding adjustment mechanism 3 includes a fixing base 30, a first sliding adjustment assembly 31 and a second sliding adjustment assembly 32. The first sliding adjustment assembly 31 and the second sliding adjustment assembly 32 are disposed on the fixing base 30.

In a specific application, the structures and operation principles of the first sliding adjustment assembly 31 and the second sliding adjustment assembly 32 are the same, and the structures and operation principles of the first sliding adjustment assembly 31 and the second sliding adjustment assembly 32 are described in detail below by taking the first sliding adjustment assembly 31 as an example.

The first sliding adjustment assembly 31 includes a guide rail 311, a slider 312, an adjustment screw 313 and an adjustment handwheel 314. The guide rail 311 is laid on the fixing base 30. The slider 312 is slidably disposed on the guide rail 311, and the first detection mechanism 1 is disposed on the slider 312. Adjusting screw 313 sets up in fixing base 30, and adjusting screw 313 is parallel with guide rail 311, and the cover has screw nut on adjusting screw 313, and screw nut connects first detection mechanism 1. The adjusting handwheel 314 is connected with one end of the adjusting screw 313.

During specific application, the adjusting hand wheel 314 is rotated, the adjusting hand wheel 314 drives the adjusting screw 313 to rotate, and the adjusting screw 313 drives the screw nut to move, so that the first detection mechanism 1 arranged on the sliding block 312 is driven to slide along the guide rail 311, and the position of the first detection mechanism 1 is adjusted; likewise, the same is true of the adjustment of the position of the second detection mechanism 2. Preferably, the fixing base 30 is provided with the graduated scale 315, and the displacement value of the first detection mechanism 1 or the second detection mechanism 2 can be conveniently and visually known through the graduated scale 315, so as to ensure that the first detection mechanism 1 and the second detection mechanism 2 are located at the predetermined position, and thus the detection result is more accurate.

In a specific application, the first detecting mechanism 1 and the second detecting mechanism 2 have the same structure and operation principle, and the structure and operation principle of the first detecting mechanism 1 and the second detecting mechanism 2 will be described in detail below by taking the first detecting mechanism 1 as an example.

Referring to fig. 3 and 4, fig. 3 is a schematic structural diagram of the first detecting mechanism 1 according to the embodiment of the present invention; fig. 4 is another schematic structural diagram of the first detecting mechanism 1 according to the embodiment of the present invention. As shown in the figure, the first detection mechanism 1 includes two sets of detection components 11, and the two sets of detection components 11 are both movably mounted on the sliding adjustment mechanism 3.

Further, each set of detecting elements 11 includes a mounting plate 110, a first detecting member 111 and a second detecting member 112. The first detection component 111 and the second detection component 112 respectively detect the distance between the cathode plate and the edge of the first diaphragm and the edge of the second diaphragm, or the distance between the anode plate and the edge of the first diaphragm and the edge of the second diaphragm in real time, that is, the first detection component can detect the distance between the left edge of the cathode plate and the left edge of the first diaphragm, can detect the distance between the left edge of the cathode plate and the left edge of the second diaphragm, can detect the distance between the right edge of the anode plate and the right edge of the first diaphragm, can detect the distance between the right edge of the anode plate and the right edge of the second diaphragm, and similarly, the second detection component 112 can detect the distance between the left edge of the cathode plate and the left edge of the first diaphragm, can detect the distance between the left edge of the cathode plate and the left edge of the second diaphragm, and can detect the distance between the right edge of the anode plate and the right edge of the first diaphragm, the spacing between the right edge of the anode sheet and the right edge of the second separator can also be detected. In this embodiment, the first detecting part 111 and the second detecting part 112 of each set of detecting assemblies 11 simultaneously detect the distance between the cathode plate or the anode plate and the diaphragm, that is, the first detecting part 111 and the second detecting part 112 on the left side simultaneously detect the distance between the cathode plate and the left edge of the first diaphragm and the distance between the cathode plate and the left edge of the second diaphragm, and the first detecting part 111 and the second detecting part 112 on the right side simultaneously detect the distance between the anode plate and the right edge of the first diaphragm and the distance between the anode plate and the right edge of the second diaphragm.

In a specific application, the structures and operation principles of the first detection unit 111 and the second detection unit 112 are the same, and the structures and operation principles of the first detection unit 111 and the second detection unit 112 will be described in detail below by taking the first detection unit 111 as an example.

The first detecting part 111 includes a focus adjusting part 1112, an angle adjusting part 1113, a detecting part 1111, and an illuminating part 1114. The focus adjustment 1112 is disposed on the mounting plate 110. The angle adjuster 1113 is provided to the focus adjuster 1112. The detecting member 1111 is provided to the angle adjusting member 1113. Illuminator 1114 is disposed to mounting plate 110 through an attachment plate, and illuminator 114 is rotatable relative to the attachment plate such that illuminator 1114 is oriented toward a position detected by detector 1111.

Further, the focus adjustment unit 1112 includes a focus adjustment driving motor 11121, a rotating shaft 11122, and a focus adjustment moving seat 11123. The focus adjustment driving member is disposed on the mounting plate 110. The rotating shaft 11122 is connected with the output end of the focus adjusting driving piece. The focus adjustment moving seat 11123 is connected to the rotating shaft 11122. During the specific application, focus adjustment driving motor 11121 produces drive power and rotates, and focus adjustment driving motor 11121 drives pivot 11122 and rotates, and pivot 11122 promotes focus adjustment and moves seat 11123 and removes to the realization is adjusted the focus of detecting piece 1111, in order to obtain best detection effect.

Preferably, the focus adjustment element 1112 further comprises a guide sleeve 11124 and a guide rod 11125, the guide sleeve 11124 is disposed on the mounting plate 110 through the mounting block 11126, the guide rod 11125 is sleeved in the guide sleeve 11124, and one end of the guide rod 11125 is connected to the focus adjustment moving seat 11123. During the movement of the focus adjusting movable seat 11123, the guide rod 11125 slides along the guide sleeve 11124, thereby ensuring the accuracy of the movement of the focus adjusting movable seat 11123.

Further, the angle adjusting member 1113 is disposed on the focus adjusting movable seat 11123. The angle adjusting part 1113 is an adjusting plate with an arc hole 11131, and the detecting part 1111 is screwed in the angle adjusting part 1113 through a bolt. During specific application, can realize adjusting the angle of detection piece 1111 through adjusting bolt in the position of arc hole 11131, so, can realize carrying out the detection of alignment degree to the electric core of different specifications, extensive applicability.

Furthermore, the detecting element 1111 is a camera, the detecting element 1111 detects the alignment degree of the anode plate, the cathode plate, the first diaphragm and the second diaphragm, the detecting element 1111 feeds the detection result back to the control system of the detecting device, the control system of the detecting device judges the detection result, if the detection result is not within the allowable error range, the control system of the detecting device sends information to the control system of the battery winder, the control system of the battery winder controls the battery winder to adjust the transmission positions of the anode plate, the cathode plate, the first diaphragm and the second diaphragm, thereby fundamentally ensuring the alignment degree of the anode plate, the cathode plate, the first diaphragm and the second diaphragm, enabling the anode plate and the cathode plate to be completely wrapped between the first diaphragm and the second diaphragm at intervals, and avoiding the anode plate and the cathode plate from contacting each other to generate short circuit or being exposed between the first diaphragm and the second diaphragm The outer part of the membrane.

Furthermore, the illuminating part 1114 is an LED lamp, and when the detecting part 1111 detects the alignment of the anode plate, the cathode plate, the first diaphragm and the second diaphragm, the illuminating part 1114 plays a role of auxiliary illumination, so as to ensure that the detecting part 1111 detects a sufficiently clear picture.

In specific application, each group of detecting components 11 further comprises a tab detecting piece 113. The tab detecting member 113 is disposed on the mounting plate 110 through a connecting plate, and the tab detecting member 113 is located on a moving path of the tab. Specifically, the tab detecting element 113 is an optical fiber sensor, and during the winding process of the battery cell, the optical fiber sensor detects the tab of the battery cell to determine whether the tab is bent into a predetermined shape.

In particular, the first detecting mechanism 1 and the second detecting mechanism 2 are electrically connected to a control system of the detecting device, and the control system of the detecting device controls the first detecting mechanism 1 and the second detecting mechanism 2 to operate, so as to achieve the effect of automatic control of the detecting device. Of course, the control system of the detection device may be any one of an industrial personal computer, a PLC or a single chip microcomputer, which is not described herein again.

in summary, in one or more embodiments of the present invention, the detecting device of the present invention has a simple structure, and the first detecting part 111 and the second detecting part 112 detect the alignment degrees of the anode plate, the cathode plate, the first diaphragm and the second diaphragm of the battery cell at different positions in the winding process, so as to avoid the occurrence of a short circuit caused by mutual contact between the anode plate and the cathode plate or the occurrence of a situation that the anode plate and the cathode plate are exposed outside the first diaphragm and the second diaphragm, thereby improving the quality of the battery cell.

the above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.