CN215142498U - Cleaning device - Google Patents

Abstract

The utility model belongs to the technical field of lithium cell production, a cleaning device is disclosed. The cleaning device comprises two cleaning mechanisms which are arranged oppositely and can be mutually abutted to form a closed chamber, and the closed chamber is used for accommodating a piece to be cleaned; the cleaning mechanism includes: the first cleaning assembly is partially arranged in the closed cavity and is configured to abut against the piece to be cleaned and clean foreign matters on the piece to be cleaned; a second cleaning assembly configured to blow air toward the first cleaning assembly to purge foreign matter adhering to the first cleaning assembly into the closed chamber. This cleaning device makes the foreign matter peel off from treating the cleaning member through setting up first clean subassembly, through setting up the clean subassembly of second, makes foreign matter and first clean subassembly phase separation, guarantees the cleanliness factor of first clean subassembly, avoids first clean subassembly to treat the secondary pollution of cleaning member for the foreign matter clearance of treating the cleaning member is more thorough, and is clean effectual.

Description

Cleaning device

Technical Field

The utility model relates to a lithium cell production technical field especially relates to a cleaning device.

Background

In the process of welding the pole lug of the lithium battery, the nickel pole lug or the aluminum pole lug needs to be welded to a current collector copper foil or an aluminum foil by ultrasonic welding. In the ultrasonic welding, proper pressure is generated by using high-frequency oscillation of ultrasonic waves, so that adjacent metal surfaces are mutually rubbed to form solid fusion between molecular layers, but foreign matters such as metal molten beads, metal splashes and welding slag generated in the welding process easily fall into the battery, so that thermal runaway is caused, and safety accidents occur.

The present mode such as adopting the front to blow, clap the burr cleans utmost point ear, but can't effectively clean foreign matter such as welding slag of adhesion on utmost point ear, influences clean effect to the quality and the security of unable guarantee lithium cell, and clean under utmost point ear is in open environment, the foreign matter under being cleared up appears splashing easily, has very big potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cleaning device, it is clean effectual, the security is high.

To achieve the purpose, the utility model adopts the following technical proposal:

a cleaning device comprises two cleaning mechanisms which are arranged oppositely and can be abutted with each other to form a closed chamber, and the closed chamber is used for accommodating a piece to be cleaned;

the cleaning mechanism includes:

a first cleaning component, which is partially arranged in the closed cavity and is configured to abut against the member to be cleaned and clean foreign matters on the member to be cleaned;

a second cleaning assembly configured to blow air toward the first cleaning assembly to purge foreign matter adhering to the first cleaning assembly into the enclosed chamber.

Preferably, the first cleaning assembly comprises a first driving part and brushes, the brushes of the two cleaning mechanisms are respectively abutted to two sides of the piece to be cleaned, and the first driving part can drive the brushes to rotate.

Preferably, the first driving part includes:

a rotary drive source;

a driving wheel provided at an output end of the rotation driving source;

a driven wheel, which is arranged coaxially with the brush;

and the belts are respectively tensioned and wound on the driving wheel and the driven wheel.

Preferably, the second cleaning assembly comprises:

an air knife for blowing air to the first cleaning assembly;

and the adjusting component is connected to the air knife and is used for adjusting the angle and the height of the air knife.

Preferably, the adjusting means includes:

the mounting plate is provided with a waist-shaped hole extending along the vertical direction;

the connecting seat can rotate relative to the mounting plate, one end of the connecting seat is provided with a connecting hole, and the other end of the connecting seat is connected to the air knife;

the connecting piece is configured to be capable of sliding relative to the waist-shaped hole and penetrate through the waist-shaped hole and the connecting hole.

Preferably, the cleaning mechanism further comprises a housing, and the sides of the housings of the two cleaning mechanisms close to each other are communicated with each other to form the closed chamber.

Preferably, the cleaning mechanism further comprises a dust removal pipeline, one end of the dust removal pipeline is communicated with the housing, and the other end of the dust removal pipeline is communicated with an external negative pressure system.

Preferably, the housing is of a horn-shaped structure, and the large opening end of the housing faces one side of the dust removal pipeline.

Preferably, the cleaning mechanism further comprises a driving assembly capable of driving the first cleaning assembly and the second cleaning assembly to move along a Z direction and an X direction respectively and in a direction approaching the member to be cleaned, wherein the X direction and the Z direction are perpendicular to each other.

Preferably, a dust guard is provided outside the brush.

The utility model has the advantages that:

the cleaning device that this embodiment provided, two clean mechanisms are just to setting up and can mutual butt, form closed cavity, and closed cavity is used for holding and treats the cleaning member for treat that the cleaning member is in relative confined environment, avoid appearing the condition that the foreign matter that the clearance got off splashes at will, the security is higher, and simultaneously, two clean mechanisms can be cleaned two simultaneously and treat the cleaning member, and clean efficiency is higher. Can the butt clean in treating the cleaning piece and treating the foreign matter on the cleaning piece through setting up first clean subassembly, make the foreign matter peel off from treating the cleaning piece, be configured into to blow to first clean subassembly through setting up the clean subassembly of second, make foreign matter and first clean subassembly phase separation, guarantee the cleanliness factor of first clean subassembly, avoid first clean subassembly to treat the secondary pollution of cleaning piece, under the mutually supporting of first clean subassembly and the clean subassembly of second, make the foreign matter clearance of treating the cleaning piece more thorough, clean effectual.

Drawings

FIG. 1 is a schematic view of the cleaning device of the present invention;

FIG. 2 is a schematic view of a cleaning mechanism of the cleaning device of the present invention;

fig. 3 is a schematic structural diagram of the housing and the dust removal pipeline in the cleaning device of the present invention.

In the figure:

100. a cleaning mechanism;

1. a first cleaning assembly; 2. a second cleaning assembly; 3. a drive assembly; 4. a substrate; 5. a housing; 6. a dust removal pipeline;

11. a first drive member; 12. a brush; 13. a dust-proof plate;

111. a rotary drive source; 112. a driving wheel; 113. a driven wheel; 114. a belt;

21. an air knife; 22. an adjustment member; 221. mounting a plate; 222. a connecting seat; 223. a connecting member;

31. a Z-direction fixing plate; 32. a Z-direction drive source; 33. a Z-direction platform; 34. an X-direction drive source; 35. and an X-direction platform.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the production process of the lithium battery, in order to avoid the situation that foreign matters such as metal molten beads, metal splashes and welding slag generated when the tabs are welded fly into the battery, the tabs are cleaned in an open mode such as air blowing and burr beating in the prior art, and the foreign matters are difficult to clean thoroughly. In order to solve the problem, the embodiment provides a cleaning device, which is suitable for the ultrasonic welding process of the pole lug in the production process of the lithium battery. As shown in fig. 1, the cleaning device includes two cleaning mechanisms 100, the two cleaning mechanisms 100 are disposed up and down, the two cleaning mechanisms 100 are disposed opposite to each other and can abut against each other to form a closed chamber, and the closed chamber is used for accommodating a member to be cleaned, wherein the member to be cleaned specifically refers to a tab. Utilize the closed chamber for treat that the cleaning member is in relative confined environment, avoid appearing the condition that the foreign matter that clears up splashes at will, the security is higher, and simultaneously, two cleaning mechanism 100 can be cleaned two simultaneously and treat the cleaning member, and cleaning efficiency is higher.

As shown in fig. 2, the cleaning mechanism 100 includes a first cleaning assembly 1 and a second cleaning assembly 2, the first cleaning assembly 1 is partially disposed in the closed chamber, the first cleaning assembly 1 is configured to abut against the member to be cleaned and clean the foreign matters on the member to be cleaned, so as to achieve one-time cleaning, and at this time, the foreign matters may be separated from the member to be cleaned and the first cleaning assembly 1, and may also be adhered to the first cleaning assembly 1. In order to reduce contamination of the first cleaning assembly 1, the second cleaning assembly 2 is configured to blow air to the first cleaning assembly 1 to separate foreign substances from the first cleaning assembly 1, thereby performing secondary cleaning.

The cleaning device that this embodiment provided, can the butt clean in treating the piece and treating the foreign matter on the piece through setting up first clean subassembly 1, make the foreign matter peel off from treating the piece, be configured into and blow to first clean subassembly 1 through setting up second clean subassembly 2, make foreign matter and the 1 phase separation of first clean subassembly, guarantee the cleanliness factor of first clean subassembly 1, avoid first clean subassembly 1 to treat the secondary pollution of piece, under the mutually supporting of first clean subassembly 1 and second clean subassembly 2, make the foreign matter clearance of treating the piece more thorough, it is clean effectual.

In order to ensure that the two cleaning mechanisms 100 can move freely and abut against each other, as shown in fig. 1-2, the cleaning mechanism 100 further comprises a base plate 4 and a driving assembly 3, the driving assembly 3 is arranged on the base plate 4, and the base plate 4 plays a role of integral support. For convenience of description, the length direction of the substrate 4 is defined as X direction, the height direction of the substrate 4 is defined as Z direction, and the X direction and the Z direction are perpendicular to each other, wherein the X direction and the Z direction only represent the spatial direction and have no substantial meaning.

The driving assembly 3 can drive the first cleaning assembly 1 and the second cleaning assembly 2 to move along the Z direction and the X direction respectively and to the direction close to the piece to be cleaned, so that the two cleaning mechanisms 100 are folded to provide a closed chamber for the piece to be cleaned. Specifically, as shown in fig. 2, the driving assembly 3 includes a Z-directional fixing plate 31, a Z-directional driving source 32, a Z-directional platform 33, an X-directional driving source 34 and an X-directional platform 35, one side of the Z-directional fixing plate 31 is connected to the base plate 4, the other side of the Z-directional fixing plate is used for mounting the Z-directional driving source 32, the Z-directional driving source 32 is specifically a Z-directional cylinder, an output end of the Z-directional driving source 32 is connected to the Z-directional platform 33, the Z-directional platform 33 is in an L-shaped structure, and the Z-directional driving source 32 can drive the Z-directional platform 33 to move in the Z direction. An X-direction driving source 34 is arranged at the bottom of the Z-direction platform 33, the X-direction driving source 34 is specifically an X-direction air cylinder, the output end of the X-direction driving source 34 is connected to the X-direction platform 35, and the X-direction driving source 34 can drive the X-direction platform 35 to move along the X direction. The X-direction platform 35 is of a frame structure, the first cleaning assembly 1 and the second cleaning assembly 2 are arranged on the X-direction platform 35, and the first cleaning assembly 1 and the second cleaning assembly 2 can move along the X direction and the Z direction through mutual matching of the Z-direction driving source 32, the Z-direction platform 33, the X-direction driving source 34 and the X-direction platform 35.

In order to form a closed chamber between the two cleaning mechanisms 100 after the two cleaning mechanisms 100 are moved in the X direction and the Z direction, as shown in fig. 2 to 3, the cleaning mechanism 100 further includes a housing 5, and the sides of the housings 5 of the two cleaning mechanisms 100 close to each other communicate with each other to form a closed chamber. Specifically, the housing 5 located above is an upper housing, the housing 5 located below is a lower housing, the upper housing and the lower housing are symmetrically arranged, the bottom of the upper housing is provided with a first through hole, the top of the lower housing is provided with a second through hole, and after the upper housing and the lower housing are mutually abutted and folded, the first through hole and the second through hole are mutually opposite and communicated, so that a closed cavity is formed between the upper housing and the lower housing to provide a closed environment required for cleaning a cleaning piece.

It can be understood that, for the contact surface between last housing and the lower housing, the part that is not provided with first through-hole on the bottom of last housing is first backup pad, and first backup pad is used for bearing the piece of treating the cleaning, and the part that is not provided with first through-hole on the top of last housing is the second backup pad, and the second backup pad is used for bearing the piece of treating the cleaning, and first backup pad and second backup pad can prevent to treat that the condition of bending from appearing in the piece of cleaning, have played the effect of the protection piece of treating the cleaning.

Along with the first clean subassembly 1 is to treating the cleaning member's in the housing 5 clean, can collect a lot of foreign matters in the housing 5, in order to can be to in time clearing up the foreign matter in the housing 5, clean mechanism 100 still includes dust removal pipeline 6, be provided with first clean subassembly 1 and second clean subassembly 2 respectively in one side of housing 5, be provided with dust removal pipeline 6 at the opposite side of housing 5, make the foreign matter get into from one side of housing 5, and discharge from the opposite side of housing 5, the storage space of foreign matter has been increased to a certain extent, and do not have the interference between dust removal pipeline 6 and first clean subassembly 1, the second clean subassembly 2, the three works independently separately. One end of the dust removal pipeline 6 is communicated with the housing 5, the other end of the dust removal pipeline is communicated with an external negative pressure system, the external negative pressure system can be a vacuum generator and the like, the external negative pressure system extracts air in the housing 5 through the dust removal pipeline 6, negative pressure is generated, and foreign matters in the housing 5 are discharged through the dust removal pipeline 6, so that the effect of timely treating the foreign matters is achieved.

In order to further ensure that the foreign matters are discharged from the housing 5, the housing 5 is arranged to be of a horn-shaped structure, the large opening end of the housing 5 faces one side of the dust removal pipeline 6, and the small opening end of the housing 5 faces one side of the first cleaning component 1, namely, the accommodating space of the inlet end of the housing 5 is smaller than that of the outlet end of the housing 5, so that the smoothness of air channel flowing in the inner cavity of the housing 5 is effectively ensured.

Further, as shown in fig. 2, the first cleaning assembly 1 includes a first driving member 11 and a brush 12, the brushes 12 of the two cleaning mechanisms 100 respectively abut against two sides of the to-be-cleaned member, the first driving member 11 can drive the brush 12 to rotate, the brush 12 is disposed in the small end portion of the housing 5, and the rotation of the brush 12 is utilized to separate the foreign matters from the to-be-cleaned member, so as to clean the foreign matters on the to-be-cleaned member. Specifically, the brush 12 located in the upper cleaning mechanism 100 is an upper brush, the brush 12 located in the lower cleaning mechanism 100 is a lower brush, and the upper brush and the lower brush can be folded at the ultrasonic welding position of the workpiece to be cleaned, so that the upper brush and the lower brush can clean the two sides of the workpiece to be cleaned simultaneously, and the cleaning efficiency is high. Preferably, go up the brush and the direction of rotation of brush down is the same or opposite, and the brush adopts clockwise rotation in the preferred brush of this embodiment, and lower brush adopts anticlockwise rotation, makes and goes up brush and lower brush and treat the effort of cleaning member just opposite and offset each other, guarantees to treat that cleaning member position is invariable in the cleaning process, avoids appearing the condition of offset.

Optionally, a dust guard 13 is arranged outside the brush 12, and the dust guard 13 can block and prevent dust generated by rotation of the brush 12, so as to prevent foreign matters from splashing outwards, and further improve safety. The dust guard 13 is preferably integrated with the housing 5, so that the fixing effect of the dust guard 13 is ensured, the link of part assembly is saved, and the production cost is reduced.

In order to realize the driving of the rotation of the fur brush 12, as shown in fig. 2, the first driving part 11 includes a rotation driving source 111, a driving wheel 112, a driven wheel 113 and a belt 114, the rotation driving source 111 is disposed outside the X-direction platform 35, the rotation driving source 111 is specifically a rotation motor, the driving wheel 112 is disposed at an output end of the rotation driving source 111, the driven wheel 113 is disposed outside the fur brush 12, the driven wheel 113 and the fur brush 12 are coaxially disposed, the belt 114 is respectively disposed around the driving wheel 112 and the driven wheel 113, the rotation driving source 111 drives the driving wheel 112 to rotate, and the movement of the belt 114 and the rotation of the driven wheel 113 are driven along with the rotation of the driving wheel 112, so as to realize the rotation of the fur brush 12.

Because brush 12 is when cleaning the foreign matter on treating the cleaning member, the easy adhesion of foreign matter is on brush 12, brush 12 can bring secondary pollution for treating the cleaning member, in order to solve this problem, the clean subassembly 2 of second includes air knife 21, air knife 21 is used for blowing to the brush 12 of first clean subassembly 1, and directly blow the foreign matter on brush 12 to in housing 5, make the foreign matter on brush 12 also can collect through housing 5, avoid appearing the foreign matter and derive the condition of splashing. Preferably, the axial length of the brush 12 is long, a plurality of air outlet holes are formed in the air outlet end of the air knife 21, and the plurality of air outlet holes are formed in the axial direction of the brush 12, so that each position of the brush 12 can be purged, and the purging effect of the brush 12 is guaranteed.

Further, the second cleaning assembly 2 further comprises an adjusting member 22, the adjusting member 22 is connected to the air knife 21, and the adjusting member 22 is used for adjusting the angle and height of the air knife 21. The angle and the height of the air knife 21 are adjustable, so that foreign matters can be accurately blown into the housing 5.

Specifically, the adjusting member 22 includes a mounting plate 221, a connecting seat 222, and a connecting member 223, a kidney-shaped hole extending in a vertical direction is provided on the mounting plate 221, the connecting seat 222 is rotatable with respect to the mounting plate 221, a connecting hole is provided at one end of the connecting seat 222, the other end is connected to the air knife 21, and the connecting member 223 is configured to be slidable with respect to the kidney-shaped hole and to be inserted through the kidney-shaped hole and the connecting hole. Because waist shape hole extends along the direction of height, the extending direction in waist shape hole is the Z to promptly, when connecting piece 223 slides along the inner wall in waist shape hole, drives air knife 21 through connecting seat 222 and removes along the Z to realize the altitude mixture control of air knife 21. The angle of the air knife 21 can be adjusted by adjusting the rotation angle of the connection base 222 relative to the mounting plate 221. Optionally, the waist-shaped hole is of a through hole structure, the connecting hole is a threaded hole, the connecting piece 223 is specifically a bolt, and the connecting piece 223 penetrates through the waist-shaped hole and is in threaded connection with the connecting hole.

The working process of the cleaning device provided by the embodiment is as follows:

moving the welded member to be cleaned between the brushes 12 of the two cleaning mechanisms 100;

the X-direction driving source 34 of the cleaning mechanism 100 drives the X-direction platform 35 to move along the X direction and towards the direction close to the piece to be cleaned, meanwhile, the Z-direction driving source 32 drives the Z-direction platform 33 to move to a preset position along the Z direction, so that the hair brushes 12 of the two cleaning mechanisms 100 are folded relative to the ultrasonic welding position of the piece to be cleaned, and meanwhile, the housings 5 of the two cleaning mechanisms 100 are folded to form a closed chamber;

the rotary driving source 111 drives the hairbrush 12 to rotate so as to clean a piece to be cleaned, meanwhile, the air knife 21 with adjustable angle and height starts to act and blows air at positive pressure to the hairbrush 12, foreign matters enter the housing 5 under the action of external positive pressure air, and the external discharge treatment of the foreign matters in the housing 5 is realized through the dust removal pipeline 6 by utilizing an external negative pressure system;

the air knife 21 starts blowing air, the rotary driving source 111 stops moving, the X-direction driving source 34 and the Z-direction driving source 32 are reset, and one working cycle is completed.

In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in an orientation or positional relationship based on that shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. A cleaning device is characterized by comprising two cleaning mechanisms (100), wherein the two cleaning mechanisms (100) are arranged oppositely and can be abutted with each other to form a closed chamber, and the closed chamber is used for accommodating a member to be cleaned;

the cleaning mechanism (100) comprises:

a first cleaning assembly (1) which is partially arranged in the closed cavity, wherein the first cleaning assembly (1) is configured to abut against the piece to be cleaned and clean foreign matters on the piece to be cleaned;

a second cleaning assembly (2), the second cleaning assembly (2) being configured to blow air to the first cleaning assembly (1) to purge foreign matter adhering to the first cleaning assembly (1) into the closed chamber.

2. The cleaning device according to claim 1, characterized in that the first cleaning assembly (1) comprises a first driving part (11) and a brush (12), the brushes (12) of the two cleaning mechanisms (100) are respectively abutted against two sides of the member to be cleaned, and the first driving part (11) can drive the brushes (12) to rotate.

3. The cleaning device according to claim 2, characterized in that the first drive member (11) comprises:

a rotation drive source (111);

a drive pulley (112) provided at an output end of the rotation drive source (111);

a driven wheel (113) that is provided coaxially with the brush (12);

and the belts (114) are respectively tensioned and wound on the driving wheel (112) and the driven wheel (113).

4. Cleaning device according to claim 1, characterized in that said second cleaning assembly (2) comprises:

an air knife (21) for blowing air to the first cleaning assembly (1);

and the adjusting component (22) is connected to the air knife (21), and the adjusting component (22) is used for adjusting the angle and the height of the air knife (21).

5. The cleaning device according to claim 4, characterized in that the adjustment member (22) comprises:

the mounting plate (221) is provided with a waist-shaped hole extending along the vertical direction;

a connecting base (222) which can rotate relative to the mounting plate (221), wherein one end of the connecting base (222) is provided with a connecting hole, and the other end is connected to the air knife (21);

a connecting piece (223), wherein the connecting piece (223) is configured to be capable of sliding relative to the waist-shaped hole and is arranged through the waist-shaped hole and the connecting hole.

6. A cleaning device according to any one of claims 1-5, characterized in that said cleaning means (100) further comprises a casing (5), the sides of said casings (5) of two said cleaning means (100) adjacent to each other communicating with each other to form said closed chamber.

7. The cleaning device according to claim 6, characterized in that the cleaning mechanism (100) further comprises a dust removal pipeline (6), one end of the dust removal pipeline (6) is communicated with the casing (5), and the other end is communicated with an external negative pressure system.

8. A cleaning device as claimed in claim 7, characterized in that the casing (5) is of a trumpet-shaped construction, the large mouth end of the casing (5) facing one side of the dust removal duct (6).

9. The cleaning device according to any one of claims 1 to 5, wherein the cleaning mechanism (100) further comprises a driving assembly (3), the driving assembly (3) being capable of driving the first cleaning assembly (1) and the second cleaning assembly (2) to move respectively in a Z direction and an X direction and in a direction approaching the member to be cleaned, wherein the X direction and the Z direction are perpendicular to each other.

10. Cleaning device according to claim 2, characterized in that a dust guard (13) is arranged outside the brush (12).

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