阅读说明：本技术 极耳检测设备、极耳处理系统及极耳检测方法 (Lug detection equipment, lug processing system and lug detection method ) 是由 蒋烜 金岳云 于 2019-09-30 设计创作，主要内容包括：本发明公开了一种极耳检测设备、极耳处理系统及极耳检测方法,所述极耳检测设备包括极耳夹持装置,所述极耳夹持装置包括梳子板组件和夹持组件；其中,所述梳子板组件包括具有插槽的梳子板及梳子板驱动机构,所述梳子板驱动机构用于驱动所述梳子板移动以使得电芯组件的一组极耳进入所述梳子板的所述插槽；所述夹持组件包括两个夹爪及驱动两个所述夹爪张开或夹紧的夹爪驱动机构；所述极耳检测设备还包括检测部件,所述检测部件用于检测两个所述夹爪夹紧所述极耳时的间距。本发明提供的技术方案,可以自动检测极耳穿出汇流排的情况,利于提高极耳的检测效率,缩短电池组件的生产周期。(The invention discloses tab detection equipment, a tab processing system and a tab detection method, wherein the tab detection equipment comprises a tab clamping device, and the tab clamping device comprises a comb plate component and a clamping component; the comb plate driving mechanism is used for driving the comb plate to move so that one group of lugs of the electric core assembly enter the slots of the comb plate; the clamping assembly comprises two clamping jaws and a clamping jaw driving mechanism for driving the two clamping jaws to open or clamp; the tab detection equipment further comprises a detection part, and the detection part is used for detecting the distance between the two clamping jaws when the tabs are clamped. The technical scheme provided by the invention can automatically detect the condition that the tab penetrates out of the busbar, is beneficial to improving the tab detection efficiency and shortening the production cycle of the battery assembly.)

1. The tab detection equipment is characterized by comprising a tab clamping device, wherein the tab clamping device comprises a comb plate assembly and a clamping assembly;

the comb plate driving mechanism is used for driving the comb plate to move so that one group of lugs of the electric core assembly enter the slots of the comb plate;

the clamping assembly comprises two clamping jaws and a clamping jaw driving mechanism for driving the two clamping jaws to open or clamp;

the tab detection equipment further comprises a detection part, and the detection part is used for detecting the distance between the two clamping jaws when the tabs are clamped.

2. The tab detection apparatus of claim 1 wherein the clamping assembly further comprises a telescopic drive mechanism for driving the clamping jaw and the clamping jaw drive mechanism to move toward or away from the tab within the slot of the comb plate.

3. The tab detection apparatus of claim 1 wherein the tab clamping device further comprises a first mounting bracket on which the comb plate assembly and the jaw assembly are mounted;

the lug detection equipment further comprises a second mounting frame and a transverse movement driving mechanism, and the transverse movement driving mechanism is used for driving the first mounting frame to move back and forth relative to the second mounting frame along the direction of the clamping force of the clamping jaw.

4. The tab detection device according to claim 3, wherein the tab detection device comprises a fixing part and a traveling driving mechanism, and the traveling driving mechanism is used for driving the second mounting frame to move relative to the fixing part along a transverse direction perpendicular to the clamping force of the clamping jaw.

5. The tab detection apparatus according to claim 2, wherein a fine adjustment mechanism is disposed between the driving end of the telescopic driving mechanism and the jaw driving mechanism, and the fine adjustment mechanism adjusts the jaw driving mechanism to move relative to the comb plate in a direction of the clamping force of the jaws, so that an intermediate position of the two jaws is aligned with the slots of the comb plate.

6. The tab detection apparatus according to claim 5, wherein a first bracket is fixed to a fixed end of the clamping jaw driving mechanism, a second bracket is fixed to a driving end of the telescopic driving mechanism, and the fine adjustment mechanism includes a screw rod which is inserted into the first bracket and the second bracket and can rotate, and the rotation of the screw rod can drive the second bracket to move in a direction of the clamping force of the clamping jaw relative to the first bracket.

7. The tab detecting apparatus according to any one of claims 1 to 6, wherein the tab detecting apparatus comprises two tab holding devices, and the two tab holding devices are disposed opposite to each other.

8. A tab handling system, comprising a tab position obtaining apparatus, a busbar mounting apparatus, and a tab detecting apparatus according to any one of claims 1 to 7;

the lug position acquiring equipment is used for acquiring lug position information of the electric core assembly;

the busbar mounting equipment is used for positioning according to the lug position information acquired by the lug position acquiring equipment and mounting a busbar on the lug;

after the bus bar is installed on the lug, the lug detection equipment detects whether the lug penetrates through the bus bar.

9. A tab detection method is characterized by comprising the following steps:

s1, driving the comb plate to move so that a group of tabs to be detected are inserted into slots of the comb plate;

s2, clamping the tabs in the slots of the comb plate by two clamping jaws;

s3, measuring the distance between the two clamping jaws;

and repeating the steps S1, S2 and S3, and sequentially detecting multiple groups of tabs.

10. The tab detection method according to claim 8, wherein after the distance between the two jaws is measured, the tab detection method further comprises:

the clamping jaws are loosened and withdrawn;

and driving the comb plate to move along the surface of the tab in the slot so as to level the tab.

Technical Field

The invention belongs to the field of photovoltaic cell production, and particularly relates to tab detection equipment, a tab processing system and a tab detection method.

Background

In the production process of the photovoltaic cell, the lugs of the cell component are connected through the busbar, and specifically, the two lugs of the cell component are inserted into the slotted holes of the busbar in a set, so that the busbar connection of the lugs of each cell in the cell component is realized.

Disclosure of Invention

In view of the above, the present invention is directed to a bus bar detecting apparatus, a tab processing system and a bus bar installing method, so as to solve the problem of low efficiency in the prior art that a manner of detecting whether a core tab passes through a bus bar is adopted.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

the invention provides tab detection equipment which comprises a tab clamping device, wherein the tab clamping device comprises a comb plate assembly and a clamping assembly;

the comb plate driving mechanism is used for driving the comb plate to move so that one group of lugs of the electric core assembly enter the slots of the comb plate;

the clamping assembly comprises two clamping jaws and a clamping jaw driving mechanism for driving the two clamping jaws to open or clamp;

the tab detection equipment further comprises a detection part, and the detection part is used for detecting the distance between the two clamping jaws when the tabs are clamped.

Preferably, the clamping assembly further comprises a telescopic driving mechanism, and the telescopic driving mechanism is used for driving the clamping jaw and the clamping jaw driving mechanism to move towards the direction of the lug in the slot of the comb plate or move away from the lug;

preferably, the tab clamping device further comprises a first mounting frame, and the comb plate assembly and the clamping jaw assembly are mounted on the first mounting frame;

the lug detection equipment further comprises a second mounting frame and a transverse movement driving mechanism, and the transverse movement driving mechanism is used for driving the first mounting frame to move back and forth relative to the second mounting frame along the direction of the clamping force of the clamping jaw.

Preferably, the tab detection device comprises a fixing part and a walking driving mechanism, wherein the walking driving mechanism is used for driving the second mounting frame to move relative to the fixing part along the transverse direction perpendicular to the clamping force of the clamping jaw.

Preferably, a fine adjustment mechanism is arranged between the driving end of the telescopic driving mechanism and the clamping jaw driving mechanism, and the fine adjustment mechanism adjusts the clamping jaw driving mechanism to move along the direction of the clamping force of the clamping jaw relative to the comb plate, so that the middle positions of the two clamping jaws are aligned with the slots of the comb plate.

Preferably, a first support is fixed at the fixed end of the clamping jaw driving mechanism, a second support is fixed at the driving end of the telescopic driving mechanism, the fine adjustment mechanism comprises a screw rod which penetrates through the first support and the second support and can rotate, and the rotation of the screw rod can drive the second support to move in the direction of the clamping force of the clamping jaw relative to the first support.

Preferably, the tab detection device comprises two tab clamping devices, and the two tab clamping devices are arranged oppositely.

According to another aspect of the present invention, there is also provided a tab processing system, which includes a tab position obtaining apparatus, a busbar mounting apparatus, and the tab detecting apparatus as described above;

the lug position acquiring equipment is used for acquiring lug position information of the electric core assembly;

the busbar mounting equipment is used for positioning according to the lug position information acquired by the lug position acquiring equipment and mounting a busbar on the lug;

after the bus bar is installed on the lug, the lug detection equipment detects whether the lug penetrates through the bus bar.

According to still another aspect of the present invention, there is also provided a tab detecting method, including:

s1, driving the comb plate to move so that a group of tabs to be detected are inserted into slots of the comb plate;

s2, clamping the tabs in the slots of the comb plate by two clamping jaws;

s3, measuring the distance between the two clamping jaws;

and repeating the steps S1, S2 and S3, and sequentially detecting multiple groups of tabs.

Preferably, after the distance between the two clamping jaws is measured, the tab detection method further includes:

the clamping jaws are loosened and withdrawn;

and driving the comb plate to move along the surface of the tab in the slot so as to level the tab.

According to the technical scheme provided by the invention, whether the tab penetrates out of the busbar or not can be automatically detected through equipment, so that the tab detection efficiency is improved, and the production cycle of the battery assembly is shortened.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic diagram of the detection structure of a polar ear detection device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of one side of the tab detecting apparatus shown in fig. 1;

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a schematic view of a portion of the structure of FIG. 2;

fig. 5 is a schematic structural view of a tab clamping device;

FIG. 6 is a schematic view of a jaw assembly;

fig. 7 is a schematic diagram of a tab detection state by using the tab detection device provided by the invention.

Description of reference numerals:

100-an electric core component; 101-pole ear; 200-a busbar; 1-a tab holding device; 11-comb plate assembly; 111-a comb plate; 112-comb plate drive mechanism; 113-a slot; 12-a jaw assembly; 121-a clamping jaw; 122-a jaw drive mechanism; 123-a telescopic driving mechanism; 124-a first bracket; 1241-first fixed part; 125-a second scaffold; 1251-a second stationary part; 126-screw rod; 127-fine tuning the track; 13-a first mounting frame; 2-a second mounting frame; 21-traversing a track; 3-a traverse driving mechanism; 31-a motor; 32-a lead screw; 4-a stationary part; 5-a walking driving mechanism; 6-a walking track.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, devices, steps, and the like. In other instances, well-known structures, methods, devices, implementations, materials, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may also be otherwise oriented, such as by rotation through 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.

The invention provides tab detection equipment, which comprises a tab clamping device 1, wherein the tab clamping device 1 comprises a comb plate component 11 and a clamping component 12, as shown in figures 1-3.

Referring to fig. 4 and 5, the comb plate assembly 11 includes a comb plate 111 having a slot 113, and a comb plate driving mechanism 112, wherein the comb plate driving mechanism 112 is used for driving the comb plate 111 to move so that a group of tabs of an electric core assembly enter the slot 113 of the comb plate 111;

the clamping assembly 12 comprises two clamping jaws 121 and a clamping jaw driving mechanism 122 for driving the two clamping jaws 121 to open or clamp;

the tab detection equipment further comprises a detection part, and the detection part is used for detecting the distance between the two clamping jaws 121 when clamping the tabs. The detection member is preferably a distance sensor provided on the grip 121, but may be another member capable of detecting a distance provided independently of the grip 121.

The tab detection device provided by the invention can detect whether the tab of the electrical core assembly passes through the busbar, as shown in fig. 1, the busbar 200 is installed on the tabs 101 at two ends of the electrical core assembly 100, that is, a plurality of pairs of tabs 101 at each end of the electrical core assembly 100 respectively pass through the slotted holes of the busbar 200. Since the thickness of each tab is known, the distance between the clamping jaws 121 when the clamping jaws 121 clamp the tabs is measured, and the number of the tabs clamped by the clamping jaws 121 when the clamping jaws clamp the tabs is calculated, so that the extending condition of the tabs after the bus bar 200 is inserted can be detected.

As shown in fig. 7, case a: the two tabs extend out of the busbar 200, the detection part can detect the distance between the two clamping jaws 121, and the distance can know that the two tabs 101 in the group of tabs extend out of the busbar;

b, case B: the distance between the clamping jaws 121 is detected by the detection part, and the distance can be used for knowing that the two tabs 101 in the group of tabs do not extend out of the bus bar;

case C: the distance between the clamping jaws 121 is detected by the detection means, from which it is known that only one tab of the group of tabs 101 protrudes out of the busbar.

Consequently, can detect the condition that utmost point ear wore out the busbar through the busbar check out test set that this application provided, realize the automated inspection of utmost point ear, do benefit to the efficiency that improves utmost point ear detection, shorten battery pack's production cycle.

In one embodiment of the present invention, as shown in fig. 4 and 5, the tab holding device 1 further includes a first mounting bracket 13, and the comb plate assembly 11 and the jaw assembly 12 are mounted on the first mounting bracket 13.

Specifically, the fixed end of the comb plate driving mechanism 112 of the comb plate assembly 11 is fixed on the first mounting frame 13, and the comb plate 111 is installed at the driving end of the comb plate driving mechanism 112. The comb plate driving mechanism 112 is specifically an air cylinder.

The specific structure of the jaw assembly 12 is shown in fig. 6, and it includes a telescopic driving mechanism 123 in addition to the jaw 121 and the jaw driving mechanism 122, where the telescopic driving mechanism 123 is used to drive the jaw 121 and the jaw driving mechanism 122 to move towards the tab in the slot 113 of the comb plate 111 or move away from the tab. The jaw driving mechanism 122 and the telescopic driving mechanism 123 are both air cylinders, but it should be understood that the jaw driving mechanism 122 and the telescopic driving mechanism 123 may be other mechanisms capable of driving the components to move linearly.

Further, the telescopic driving mechanism 123 is used for driving the clamping jaws 121 to move towards the direction of the slot 113 of the comb plate 111 to clamp the tabs in the slot 113 of the comb plate 111, so that the slot 113 of the comb plate 111 needs to be aligned with the middle positions of the two clamping jaws 121, in order to achieve alignment of the slot 113 of the comb plate 111 with the middle positions of the two clamping jaws 121, a fine adjustment mechanism is arranged between the driving end of the telescopic driving mechanism 123 and the clamping jaw driving mechanism 122, and the fine adjustment mechanism adjusts the clamping jaw driving mechanism 122 to move along the direction of the clamping force of the clamping jaws 121 relative to the comb plate 111, so that the middle positions of the two clamping jaws 121 are aligned with the slot 123 of the comb plate 111.

Specifically, as shown in fig. 6, a first bracket 124 is fixed at a fixed end of the jaw driving mechanism 122, a second bracket 125 is fixed at a driving end of the telescopic driving mechanism 123, the fine adjustment mechanism includes a screw 126 which is inserted into the first bracket 124 and the second bracket 125 and can rotate, and the rotation of the screw 126 can drive the second bracket 125 to move relative to the first bracket 124 in a direction of the clamping force of the jaws 121, so that the middle positions of the two jaws 121 are aligned with the slots 123 of the comb plate 111. First fixing portions 1241 are fixed to two ends of the first support 124, respectively, a second fixing portion 1251 located between the two first fixing portions 1241 is fixed to the second support 125, the screw 126 passes through the first fixing portions 1241 and the second fixing portions 1251, the second fixing portion 1251 is in threaded connection with the screw 126, and by rotating the screw 126, the second fixing portion 1251 can move in the axial direction of the screw 126 relative to the first fixing portions 1241. In addition, a fine adjustment rail 127 is further provided between the first bracket 124 and the second bracket 125, and the second bracket 125 moves relative to the first bracket 124 along the fine adjustment rail 127.

In the technical scheme provided by the invention, the tab detection equipment further comprises a second mounting frame 2 and a transverse moving driving mechanism 3, wherein the transverse moving driving mechanism 3 is used for driving the first mounting frame 13 to move back and forth relative to the second mounting frame 2 along the direction of the clamping force of the clamping jaw 121. In this way, the tab holding device 1 can be made to traverse to the position where the tab to be held is located. Wherein, the second mounting frame 2 is provided with a traverse rail 21, and the first mounting frame 13 moves along the traverse rail 21 relative to the second mounting frame 2. The traverse driving mechanism 3 includes a motor 31 and a lead screw 32 driven by the motor 31 to rotate, and the first mounting bracket 13 is mounted on a nut engaged with the lead screw 32. Thus, the motor 31 drives the screw 32 to rotate, and the first mounting frame 13 can be driven to move relative to the second mounting frame 2.

In this embodiment, in order to enable the tab clamping device 1 to move to the position of the tab along the transverse direction perpendicular to the clamping force, the tab detection apparatus further includes a fixing component 4 and a traveling driving mechanism 5, wherein the traveling driving mechanism 5 is configured to drive the second mounting frame 2 to move relative to the fixing component 4 along the transverse direction perpendicular to the clamping force of the clamping jaw 121.

As shown in fig. 1 and 2, the fixed part 4 is provided with a traveling rail 6, and the traveling driving mechanism 5 can drive the second mounting frame 2 and the tab holding device 1 mounted thereon to move in a direction toward or away from a tab to be held.

The tab detection device provided by this embodiment can detect the tabs at both ends of the electric core assembly 100 at the same time, therefore, as shown in fig. 1, the tab detection device includes two tab holding devices 1, two the tab holding devices 1 are arranged relatively, and both the two tab holding devices can move towards the direction of the electric core assembly 100 or move away from the electric core assembly 100 relative to the fixing part 4. Therefore, the electrode lugs 101 at the two ends of the electric core assembly 100 can be detected simultaneously, and the detection efficiency is improved.

In another aspect of the present invention, a tab processing system is further provided, where the tab processing system includes a tab position obtaining device, a busbar mounting device, and the tab detecting device as described above;

the lug position acquiring equipment is used for acquiring lug position information of the electric core assembly;

the busbar mounting equipment is used for positioning according to the lug position information acquired by the lug position acquiring equipment and mounting a busbar on the lug;

after the bus bar is installed on the lug, the lug detection equipment detects whether the lug penetrates through the bus bar.

In another aspect of the present invention, a tab detection method is further provided, where the tab detection method includes:

s1, driving the comb plate to move so that a group of tabs to be detected are inserted into slots of the comb plate;

s2, clamping the tabs in the slots of the comb plate by two clamping jaws;

s3, measuring the distance between the two clamping jaws;

and repeating the steps S1, S2 and S3, and sequentially detecting multiple groups of tabs.

After the distance between the two clamping jaws is measured, the tab detection method further comprises the following steps:

the clamping jaws are loosened and withdrawn;

and driving the comb plate to move along the surface of the tab in the slot so as to level the tab.

The tab detection method can be performed by adopting the bus bar detection equipment, and the specific process of detecting the tab of the electric core assembly 100 by adopting the bus bar detection equipment is as follows:

firstly, according to the position information of the lugs at the two ends of the electric core assembly 100, the second mounting frame 2 arranged at the end part of the electric core assembly 100 and the lug clamping device 1 arranged on the second mounting frame are moved towards the electric core assembly 100 by the walking driving mechanism 5;

the first mounting frame 13 of the tab clamping device 1 is driven to move relative to the second mounting frame 2 along the direction of the clamping force of the clamping jaw 121 by the traversing driving mechanism 3, and the position of the clamping jaw driving mechanism 122 in the clamping jaw assembly 12 relative to the telescopic driving mechanism 123 is finely adjusted by a fine adjustment mechanism in the direction of the clamping force of the clamping jaw, so that the middle position of the clamping jaw 121 is aligned with the slot 113 of the comb plate 111;

the comb plate driving mechanism 112 drives the comb plate 111 to descend, a group of tabs of the electric core assembly 100 enter the slots 113 of the comb plate 111, then the telescopic driving mechanism 123 drives the clamping jaw driving mechanism 122 and the clamping jaws 121 to move forwards, and the clamping jaws 121 clamp the tabs in the slots of the comb plate 111;

the measuring part measures the distance between the two clamping jaws for clamping the tab;

then the clamping jaw is loosened and withdrawn;

the comb plate 111 holding the tab moves along the surface of the tab in the slot 113 to level the tab;

the comb plate rises;

the tab holding device 1 is moved transversely in the direction of the holding force of the holding jaw 121 to correspond to another tab set to measure the next tab set, and this is repeated, so that a plurality of tab sets at the end of the core assembly 100 can be measured.

After the measurement is finished, all parts of the tab detection equipment reset.

It should be understood by those of ordinary skill in the art that the specific constructions and processes illustrated in the foregoing detailed description are exemplary only, and are not limiting. Furthermore, the various features shown above can be combined in various possible ways to form new solutions, or other modifications, by a person skilled in the art, all falling within the scope of the present invention.