CN216955686U

CN216955686U - Material detection mechanism and loading attachment

Info

Publication number: CN216955686U
Application number: CN202123106084.1U
Authority: CN
Inventors: 谷传辉; 王知常; 国友群
Original assignee: Gree Altairnano New Energy Inc
Current assignee: Gree Altairnano New Energy Inc
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-07-12
Anticipated expiration: 2031-12-07

Abstract

The utility model relates to a lithium cell technical field specifically discloses a material detection mechanism and loading attachment, this material detection mechanism includes pay-off frame and detection subassembly, and the interval is provided with two bearing rollers on the pay-off frame, and the bearing roller is used for supporting the material, is the detection zone between two bearing rollers, and the detection subassembly is including setting up the detector that shoots the ware on the pay-off frame and be connected with shooting ware electricity, and the probe of shooting ware sets up towards the detection zone. The material on the detection area is shot in real time through the shooting device, the image shot by the shooting device is judged in real time through the detector, the quality inspection result of the material can be known in real time through the detector, the working personnel of being convenient for know the material condition, and the condition of rolling and breaking the belt is reduced.

Description

Material detection mechanism and loading attachment

Technical Field

The application relates to the technical field of lithium batteries generally, and particularly discloses a material detection mechanism and a feeding device.

Background

At the present stage, the capacity demand of the lithium battery is increased, and the energy density of the battery cell needs to be improved, so that the production efficiency of the pole piece and the compaction density of the pole piece need to be improved; for this purpose, a plurality of rows of roll presses are used for the roll pressing, but the openings are broken by a large pressure due to pinholes in the material itself. Therefore, the frequency of rolling and belt breaking is increased by improving the compaction density of the pole piece, and the yield is reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem that pole pieces are easy to break in the rolling process in the prior art, the application provides a material detection mechanism and a feeding device.

In order to realize the purpose of the utility model, the following technical scheme is adopted in the application:

according to a first aspect of the present application, there is provided a material detection mechanism comprising:

the feeding frame is provided with two bearing rollers at intervals, the bearing rollers are used for supporting the material, and a detection area is arranged between the two bearing rollers; and

the detection assembly comprises a shooting device arranged on the feeding frame and a detector electrically connected with the shooting device, and a probe of the shooting device faces the detection area.

According to an embodiment of the present application, the detection assembly further includes a light source, and light of the light source faces the detection area.

According to an embodiment of the application, wherein the detection area comprises an assay region, the probe and the light source are both directed towards the assay region.

According to an embodiment of the application, wherein the light source comprises an LED light source.

According to an embodiment of the present application, the measuring region is provided in a plurality, and the detecting component is correspondingly provided on each measuring region.

According to an embodiment of the application, the magazine housing is provided with a camera.

According to an embodiment of the present application, wherein the camera comprises an industrial camera.

According to the second aspect of the embodiment of the application, a feeding device is provided, which comprises a working material platform, wherein an uncoiling mechanism, the material detection mechanism and a feeding mechanism are sequentially arranged on the working material platform.

According to an embodiment of the application, wherein still be provided with two guide rolls at the interval on the work material platform, the pay-off frame sets up in two between the guide roll, just the guide roll with there is difference in height between the bearing roller.

According to an embodiment of the application, wherein feed mechanism including set up in material loading frame on the work material platform, material loading frame goes up parallel interval and is provided with roller and lower roll.

According to the technical scheme, the material detection mechanism and the feeding device have the advantages and positive effects that: the application provides a material detection mechanism which comprises a feeding frame and a detection assembly, wherein two bearing rollers are arranged on the feeding frame at intervals and used for supporting a material, and a detection area is arranged between the two bearing rollers; the detection assembly comprises a shooting device arranged on the feeding frame and a detector electrically connected with the shooting device, and a probe of the shooting device faces the detection area. To sum up, shoot the material on the detection zone in real time through shooter, judge in real time through the image that the detector was shot to shooter, can learn the quality testing result of material in real time through the detector, the staff of being convenient for learns the material situation, reduces the condition in the disconnected area of roll-in.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a schematic view illustrating an overall structure of a material detecting mechanism and a loading device according to an exemplary embodiment.

Fig. 2 is a schematic view showing the overall structure of a charging device according to an exemplary embodiment.

Wherein the reference numerals are as follows:

1. a feeding frame; 2. a detection component; 21. a camera; 22. a light source; 3. a carrying roller; 4. material preparation; 5. a probe station; 6. a work material table; 7. an unreeling machine; 8. a web connector; 9. a connecting roller; 10. a guide roller; 11. a feeding frame; 12. upper roll; 13. and a lower roller.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It is noted that in the description and claims of the present application and in the above-mentioned drawings, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

Also, the terms "comprises," "comprising," and "having," as well as any variations thereof or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not explicitly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative 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 a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1-2, the embodiment of the present disclosure discloses a material detection mechanism, which includes a feeding frame 1 and a detection assembly 2, wherein two carrier rollers 3 are arranged on the feeding frame 1 at intervals, the carrier rollers 3 are used for supporting a material 4, and a detection area is arranged between the two carrier rollers 3. The detection assembly 2 comprises a shooting device 21 arranged on the feeding frame 1 and a detector electrically connected with the shooting device 21, and a probe of the shooting device 21 is arranged towards the detection area.

In the use, the rotation of bearing roller 3 plays the effect of support and conveying to material 4, and shooting ware 21 shoots material 4 on the detection zone in real time, judges in real time the image of shooting ware 21 shooting through the detector, can learn the quality control result of material 4 through the detector in real time, and the staff of being convenient for learns the material 4 situation, reduces the condition in disconnected area of roll-in.

In a specific embodiment, the bearing roller 3 is horizontally and rotatably erected on the feeding frame 1 through a bearing frame, and the two bearing rollers 3 are arranged at intervals along the feeding direction of the material 4, so that the flatness of the material 4 can be ensured through the feeding process of the material 4 by the two bearing rollers 3. The feeding frame 1 is provided with a detection table 5, and the shooting device 21 is arranged on the detection table 5. The detection table 5 may be fixedly disposed on the feeding frame 1, for example, the detection table 5 may be fixed on the feeding frame 1 by welding or the like. In addition, the detection table 5 may be detachably disposed on the feeding rack 1, for example, the detection table 5 is detachably disposed on the feeding rack 1 by bolts. Likewise, after the detection station 5 is disposed on the feeding frame 1, the detection station 5 may be located right above, obliquely above, right below, or obliquely below the material 4; therefore, the detection table 5 can be arranged at any position according to the spatial position in actual use, and the flexibility of the device is improved.

By way of example, the material 4 in this embodiment is a pole piece roll, the head and tail of the roll may have a problem of concentrated pinhole quantity, and the material 4 may be broken due to too many pinholes in the subsequent rolling process.

In order to guarantee determine module's detection effect, because the position flexibility of probe station 5 is great, so shoot ware 21 set up back on probe station 5, shoot ware 21's probe need set up towards the detection zone to guarantee that shoot ware 21 can shoot to the material 4 in the detection zone, and then detect the quality that is located the material 4 in the detection zone.

In an alternative embodiment, the detection table 5 is arranged right above or right below the material 4, and after the shooting device 21 is arranged on the detection table 5, the probe of the shooting device 21 is arranged upwards or downwards to align the probe to the detection area; facilitating detection by the camera 21.

In a specific embodiment, the camera 21 is detachably disposed on the detection platform 5 through a bolt, and the camera 21 is conveniently mounted on the detection platform 5 or the camera 21 is detached from the detection platform 5 through the bolt, so that the camera 21 is conveniently maintained and replaced.

In an alternative embodiment, the detector may be disposed on the feeding frame 1 or on the detection table 5, and the position of the detector is not limited in this embodiment, and in practical use, a person skilled in the art may conveniently dispose the detector at any position according to the arrangement of the position space. The detector is electrically connected with the shooting device 21, shoots the material 4 on a probe detection area of the shooting device 21, and detects the image of the material 4 shot by the probe of the shooting device 21. The specific detection method is any one of the prior art, specifically, the number of light spots in the detected image is detected, and when the number of light spots exceeds the specification requirement, the material 4 at the moment is determined to have low quality and is an unqualified material 4.

In an alternative embodiment, the detection assembly 2 further comprises an alarm electrically connected to the detector; when the detector detects that the material 4 is unqualified material 4, the alarm is used for sending out an alarm prompt tone, and the worker can immediately know the current state of the material 4 through the alarm prompt tone, so that the material 4 is pasted, remedied and the like to improve the quality of the material 4, and the condition of subsequent rolling and strip breakage is avoided.

In an optional embodiment, the detection assembly 2 further comprises a warning light electrically connected to the detector; when the detector detects that material 4 is nonconforming material 4, the warning light can send pilot lamp such as for example red or orange, can let the staff learn current material 4 state immediately through the sign of pilot lamp to paste mode such as remedy to material 4 in order to promote material 4 quality, avoid the follow-up condition that takes off in roll-in.

In an alternative embodiment, the camera 21 comprises an industrial camera with high image stability, high transmission capability, high interference rejection capability, and the like. Moreover, the industrial camera has stable and reliable performance, is easy to install, has compact and firm structure, is not easy to damage, has long continuous working time and can be used in poorer environment; therefore, the industrial camera can achieve the real-time photographing effect of the materials 4, and the quality inspection effect of the materials 4 is guaranteed. Optionally, the industrial camera is a high-speed industrial camera.

In a particular embodiment, the detection assembly 2 further comprises a light source 22, the light of the light source 22 being directed towards the detection area. By illuminating the light source 22 at the position of the detection area, after the light source 22 illuminates the material 4, the light of the light source 22 can penetrate through the pinhole of the material 4; through being provided with light source 22 at the detection zone, utilize light source 22 and shooting ware 21's cooperation, be convenient for promote the shooting effect of shooting ware 21, promote material detection mechanism's detection effect.

In an alternative embodiment, the light source 22 comprises an LED light source. The LED light source can focus the light emitted from the light source 22 in one direction, so as to prevent the light source 22 from reflecting to cause system misjudgment. Further, the light source 22 may be an incandescent light source or the like.

In an alternative embodiment, the camera 21 and the light source 22 are both disposed above the material 4, or the camera 21 and the light source 22 are both disposed below the material 4, or one of the camera 21 and the light source 22 is disposed above the material 4 and the other is disposed below the material 4. So only need to aim at material 4 of detection zone with light source 22 on shine, shoot ware 21 and shoot the current situation that can obtain corresponding material 4 in the detection zone to the detection zone.

In a particular embodiment, the detection area comprises a measurement area, towards which both the probe of the camera 21 and the light source 22 are directed. By arranging both the camera 21 and the light source 22 towards the measurement area, the quality of the material 4 within the measurement area is guaranteed. Specifically, the measurement area is a blank position of the material 4, namely, a non-rolling position of the material 4, so that the situation that the material 4 is broken due to the action of the rolling pressure after the material 4 is rolled is avoided.

In an alternative embodiment, a plurality of measurement areas are provided, and the detection assembly 2 is correspondingly arranged on each measurement area. Through setting up a plurality of detection areas, can carry out quality testing to a plurality of positions of material 4, guarantee detection effect, avoid material 4 to take place the condition of disconnected area.

In a specific embodiment, the measuring regions are spaced apart in a direction perpendicular to the feeding direction of the material 4, that is, in a width direction of the material 4, so as to ensure the detection effect of the material 4.

In a specific embodiment, the cradle 1 is covered with a dark box. Through the setting of camera bellows for material detection mechanism is in a darker environment, through light source 22's setting this moment, makes light source 22's light to 4 launches of material, and shoots material 4 through shooter 21, and the quantity of the facula in the image of shooting that this moment obtained is more clear, effectively reduces the judgement error of detector. And when material detection mechanism was provided with the camera, ware 21 can be projection cloth, projection cloth with light source 22 is located the relative both sides of material 4, and light source 22 shines towards material 4, and the pinhole on the material 4 can see through the light of light source 22 and throw on projection cloth, and the technician can know the quality of material 4 through quantity and the size of seeing the facula on the projection cloth this moment.

Referring to fig. 1 and fig. 2, the embodiment of the present disclosure further provides a feeding device, the feeding device includes a work material table 6, and an uncoiling mechanism, the material detection mechanism and the feeding mechanism are sequentially arranged on the work material table 6.

The material of material 4 is rolled up and is set up on unwinding mechanism, and unwinding mechanism can unreel the material to make material 4 can level and smooth motion to material detection mechanism, thereby the accuracy of guarantee material detection mechanism to material 4 detection.

In a specific embodiment, the uncoiling mechanism comprises an uncoiling machine 7 and a material belt connector 8 which are arranged at intervals, and the uncoiling machine 7 and the material belt connector 8 are both arranged on the working material platform 6. The material coil of the material 4 is arranged on the unreeling machine 7 and is unreeled by the unreeling machine 7. The unwound material 4 passes through a web connector 8, and the web connector 8 is used for connecting the tail end of the previous roll and the head end of the next roll in the two adjacent rolls of material 4.

In an alternative embodiment, a connecting roller 9 is rotatably arranged on the working material table 6, the connecting roller 9 is arranged between the unreeling machine 7 and the material belt connector 8, and the material 4 unreeled from the unreeling machine 7 is stably transported into the material belt connector 8 through the arrangement of the connecting roller 9.

In an alternative embodiment, two guide rollers 10 are further arranged on the work material table 6 at intervals, the feeding frame 1 is arranged between the two guide rollers 10, and a height difference exists between the guide rollers 10 and the carrier roller 3. Specifically, the two guide rollers 10 are both arranged on the working material table 6 through a bearing seat horizontal rotating frame, one of the guide rollers 10 is arranged between the material detection mechanism and the material belt connector 8, and the other guide roller 10 is arranged between the material detection mechanism and the feeding mechanism. The material 4 is guided by the two guide rollers 10, so that the material 4 can be stably transported through the material belt connector 8, the material detection mechanism and the feeding mechanism.

In a specific embodiment, the feeding mechanism includes a feeding frame 11 disposed on the work material table 6, and an upper roller 12 and a lower roller 13 are disposed on the feeding frame 11 at intervals in parallel. The upper roll 12 and the lower roll 13 are horizontally and rotatably erected on the upper material rack 11 through a bearing seat, the material 4 penetrates through a gap between the upper roll 12 and the lower roll 13, and the material 4 can be rolled through the mutual extrusion effect of the upper roll 12 and the lower roll 13. Specifically, an upper shaft and a lower shaft are rotatably arranged on the upper material rack 11, an upper roller 12 is arranged on the upper shaft, a lower roller 13 is arranged on the lower shaft, and the lower shaft is arranged below the upper shaft at intervals in parallel. A plurality of upper rollers 12 are arranged at intervals in the axial direction of the upper shaft, a plurality of lower rollers 13 are arranged, and the lower rollers 13 are arranged in one-to-one correspondence with the upper rollers 12; therefore, the position of the material 4 corresponding to the upper roller 12 or the lower roller 13 is the rolling area of the material 4, and the position of the material 4 corresponding to the interval between the adjacent upper roller 12 or the adjacent lower roller 13 is the measuring area of the material 4. When one upper roll 12 is arranged, two measuring areas are provided; when two upper rollers 12 are provided, three measurement regions are provided. It should be noted that the position of the material 4 corresponding to the upper roller 12 in the above example is not at the edge of the material 4 in the width direction, for example, if the upper roller 12 corresponds to the edge of the material 4 in the width direction, the measuring area is also one when the upper roller 12 is provided with one, and the measuring area is also one when the upper roller 12 is provided with two, and the two upper rollers 12 respectively correspond to the two edges of the material 4 in the width direction.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications and alterations to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application. Thus, the present application 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

1. A material detection mechanism, comprising:

the feeding frame (1) is provided with two bearing rollers (3) at intervals, the bearing rollers (3) are used for supporting the material (4), and a detection area is arranged between the two bearing rollers (3); and

the detection assembly (2) comprises a shooting device (21) arranged on the feeding frame (1) and a detector electrically connected with the shooting device (21), and a probe of the shooting device (21) faces the detection area.

2. The material detection mechanism as claimed in claim 1, characterized in that the detection assembly (2) further comprises a light source (22), the light of the light source (22) being directed towards the detection area.

3. The material detection mechanism as set forth in claim 2, characterized in that the detection area includes a measurement area, and the probe of the camera (21) and the light source (22) are both directed toward the measurement area.

4. The material detection mechanism as recited in claim 2, characterized in that the light source (22) comprises an LED light source (22).

5. The material detection mechanism according to claim 3, wherein a plurality of the measurement regions are provided, and the probe assembly (2) is provided correspondingly to each of the measurement regions.

6. The material detection mechanism as claimed in claim 1, wherein the cradle (1) is provided with a dark box on its housing.

7. The material detection mechanism as recited in claim 1, characterized in that the camera (21) comprises an industrial camera.

8. A feeding device, characterized by comprising a working material platform (6), wherein an uncoiling mechanism, a material detection mechanism as claimed in any one of claims 1-7 and a feeding mechanism are sequentially arranged on the working material platform (6).

9. A loading device according to claim 8, characterized in that two guide rollers (10) are arranged on the work material table (6) at intervals, the feeding frame (1) is arranged between the two guide rollers (10), and a height difference exists between the guide rollers (10) and the carrier rollers (3).

10. A loading device according to claim 8, characterized in that said loading mechanism comprises a loading frame (11) arranged on said work material table (6), said loading frame (11) being provided with an upper roller (12) and a lower roller (13) in parallel and at a spacing.