CN209829639U - Wiping device and battery anode laser welding device - Google Patents

Abstract

The utility model discloses a wiping arrangement, wiping system and anodal laser welding device of battery. The wiping device comprises a clamping mechanism and two wiping belt transmission mechanisms, wherein the clamping mechanism comprises two chucks and a chuck transmission mechanism, the two chucks are provided with oppositely arranged clamping surfaces, and the chuck transmission mechanism is connected with the two chucks and is used for driving the two chucks to be away from each other or to be close to each other or to be away from each other; the two wiping belt transmission mechanisms respectively transmit the corresponding wiping belts to move at least along the clamping surfaces of the corresponding chucks so as to wipe the articles contacted with the wiping belts. The area of cleaning through fixture centre gripping article and along the motion of clamping face cleans article, the utility model provides a cleaning device simple structure, clean efficiently.

Description

Wiping device and battery anode laser welding device

Technical Field

The utility model relates to a clean mechanical technical field, especially relate to a wiping arrangement and anodal laser welding device of battery.

Background

In the battery production field, after the tab is contaminated with impurities, the tab needs to be cleaned up to perform the next step of the process, and then a wiping device is often adopted to clean the tab.

The existing wiping device has a complex structure and low wiping efficiency, and the production efficiency of the whole battery is very influenced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a wiping arrangement and anodal laser welding device of battery to solve the complicated and inefficient problem of cleaning of wiping arrangement structure.

In order to solve the technical problem, the utility model discloses a technical scheme be: a wiping device is provided. The wiping device comprises a clamping mechanism and two wiping belt transmission mechanisms, wherein the clamping mechanism comprises two chucks and a chuck transmission mechanism, the two chucks are provided with oppositely arranged clamping surfaces, and the chuck transmission mechanism is connected with the two chucks and used for driving the two chucks to be away from or close to each other; the two wiping belt transmission mechanisms respectively transmit the corresponding wiping belts to move at least along the clamping surfaces of the corresponding chucks, so as to wipe the articles contacted with the wiping belts.

In a particular embodiment, the wiping device further comprises a spray head located upstream of the cartridge for spraying a cleaning fluid against the wiping strip.

In a specific embodiment, the wiping tape transmission mechanism comprises a material collecting roll and an adjusting mechanism, wherein the material collecting roll is used for collecting the wiping tape after the object is wiped, and the adjusting mechanism is used for adjusting the wiping tape to reciprocate along the axis of the material collecting roll so that the wiping tape is uniformly wound on the material collecting roll.

In a specific embodiment, the adjusting mechanism comprises a bottom plate, a first transition roller arranged on the bottom plate, and a power device, wherein the axis of the first transition roller is parallel to the axis of the material roll, and the power device is used for driving the bottom plate to reciprocate along the axis of the material roll.

In a specific embodiment, the power device includes a guiding mechanism, a swing rod and a motor, the guiding mechanism is disposed along an axis of the material collecting roll, the bottom plate is slidably disposed on the guiding mechanism, a fitting groove 241 is disposed on the bottom plate, one end of the swing rod is connected to a bearing, the bearing is further disposed in the fitting groove, and the other end of the swing rod is connected to an output shaft of the motor.

In a specific embodiment, the adjusting mechanism 24 further includes second transition rollers 243, and the number of the second transition rollers 243 is at least 2, and the second transition rollers 243 are respectively disposed on two sides of the wiping strip 30.

In a specific embodiment, the wiping device further includes a material reminding mechanism, the material reminding mechanism is disposed on one side of the material receiving roll, the material reminding mechanism includes a rotating shaft, a bending baffle and a sensor, one end of the bending baffle is connected to the rotating shaft, the bending baffle is further lapped on the outer peripheral surface of the wiping belt wound on the material receiving roll, and the sensor 53 is configured to receive the trigger of the bending baffle 52 and send a signal.

In a specific embodiment, the clamping mechanism further comprises a stopper located on one side of the chuck far away from the clamping surface, and the stopper is used for bearing the wiping strip to prevent the wiping strip from sagging.

For solving the technical problem, the utility model discloses a another technical scheme is: provided is a battery anode laser welding device. The battery anode laser welding device comprises two opposite mounting plates and the wiping devices arranged on the mounting plates respectively, wherein the distance between the two mounting plates is adjustable.

In a specific embodiment, the two mounting plates are respectively connected with a first guide part and a second guide part, and the first guide part is sleeved on the second guide part in an aligning manner so as to ensure that the two mounting plates are aligned accurately when the distance is adjusted.

The utility model has the advantages that: be different from prior art's condition, the utility model provides a wiping arrangement and anodal laser welding device of battery. Through setting up fixture centre gripping article to and clean and take drive mechanism drive to clean and take and move along the clamping face on the chuck, make when two chuck centre gripping article, along the area of cleaning of clamping face motion clean article, the simple structure of each part, convenient assembling, and by continuous driven clean the area can continuously clean article, clean efficiently until article are cleaned totally.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts, wherein:

fig. 1 is a schematic structural diagram of an embodiment of a wiping apparatus provided by the present invention;

FIG. 2 is a schematic view of a clamping mechanism of the wiping device of FIG. 1;

FIG. 3 is a schematic view of the adjustment mechanism of the wiping device of FIG. 1;

fig. 4 is a schematic structural diagram of an embodiment of a laser welding apparatus for a battery positive electrode according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The terms "first", "second", "third" in the embodiments of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of indicated technical features. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of a wiping apparatus provided by the present invention.

The wiping device 100 can be applied to the process of cleaning the tab in the battery production link, the tab is inserted into the battery, and the surface of the tab is very likely to be contaminated by substances in the battery, such as electrolyte, so that the tab surface is contaminated and needs to be wiped clean.

This wiping arrangement 100 still can be applied to in the scene that there is clean demand in other fields, the utility model discloses do not do the restriction to wiping arrangement 100's specific application field.

The wiping device 100 comprises a clamping mechanism 10 and two wiping belt transmission mechanisms 20, wherein the clamping mechanism 10 is used for clamping the surface to be wiped of an object, the wiping belt transmission mechanism 20 is used for driving a wiping belt to wipe the surface to be wiped of the object, and then the clamping mechanism 10 is matched with the wiping belt transmission mechanism 20 to wipe the object.

The wiping device 100 will be described below by taking as an example the scenario in which the wiping device 100 is applied to wiping a tab in battery production, i.e. the object to be wiped is a battery tab.

Referring to fig. 1 and 2, the clamping mechanism 10 includes two clamping heads 12 and a clamping head transmission mechanism 14, the two clamping heads 12 have oppositely disposed clamping surfaces 120, and the clamping head transmission mechanism 14 is configured to drive the two clamping heads 12 to move toward or away from each other, so as to clamp or release the battery tab by using the clamping surfaces 120.

The two wiping tape driving mechanisms 20 respectively drive the corresponding wiping tape 30 to move at least along the clamping surface 120 of the corresponding chuck 12 to wipe the object contacted with the wiping tape 30. And the wiping tape 30 moving along the clamping surface 120 wipes the battery tabs while the two chucks 12 clamp the battery tabs.

That is, the wiping tape 30 passes through the clamping surface 120, the two clamping heads 12 are close to each other to bring the wiping tape 30 into contact with the battery tabs, and the wiping tape 30 continues to move along the clamping surface 120 at this time, so that the battery tabs are cleaned by the moving wiping tape 30.

Optionally, the jaw transmission 14 is a pneumatic jaw to drive the two jaws 12 toward and away from each other. Or, the chuck transmission mechanism 14 is an air cylinder, and the two air cylinders respectively drive the corresponding chucks 12 to move close to or away from each other. Chuck drive 14 may also be any other power source or combination of power source and drive, such as a motor and lead screw mechanism, that can provide power to chuck 12, without limitation.

Further, the clamping mechanism 10 further includes a stopper 16, the stopper 16 is located on a side of the clamping head 12 away from the clamping surface 120, and the stopper 16 is used for carrying the wiping strip 30 to prevent the wiping strip 30 from sagging.

Specifically, the clamping head 12 is provided with a first guide surface 122 connected with the clamping surface 120 and inclined relative to the clamping surface 120, and the stopper 16 is provided with a second guide surface 160 parallel or coplanar with the first guide surface 122, so that the wiping strip 30 output through the clamping surface 120 moves in the direction defined by the first guide surface 122 and the second guide surface 160, and the wiping strip 30 passing through the clamping head 12 is prevented from dropping to the upper port of the battery, wearing the battery and affecting the quality of the battery.

Ribs 123 are provided on both sides of the first guide surface 122 to prevent the wiping tape 30 from being separated from the first guide surface 122. The second guiding surface 160 is parallel to the first guiding surface 122 and is abutted against the rib 123 to form a guiding passage with the first guiding surface 122 for the wiping tape 30 to freely pass through.

The wiping device 100 further includes a spray head 40, and the spray head 40 is located upstream of the cartridge 12 and is used for spraying the cleaning solution to the wiping tape 30, so as to wipe the battery tab by using the wiping tape 30 soaked with the cleaning solution.

Substances adhered to the battery tabs can be difficult to wipe cleanly by the wiping tape 30, and need to be diluted and dissolved by cleaning solution and then wiped by the wiping tape.

Alternatively, the number of the nozzles 40 is one, and the nozzles are located upstream of the cartridge 12 on one side, and continuously spray a cleaning solution, such as DMC solution (dimethyl carbonate), to the corresponding wiping strip 30, when the two cartridges 12 hold the battery tab, the wiping strip 30 is squeezed, and the cleaning solution on the wiping strip 30, which is wetted with the cleaning solution, permeates to the wiping strip 30 on the opposite side, and both sides of the battery tab can be wetted by the wiping strip 30.

Alternatively, the number of the spray heads 40 is two, and the spray heads are respectively located at the upstream of the corresponding chucks 12 and can continuously spray the cleaning solution to the wiping strip 30, so that the wet wiping effect of the wiping device 100 is better.

In another embodiment, the substance contaminated on the battery tab is easily wiped by the wiping tape 30, and the spray head 40 may not be provided.

Further, the wiping belt transmission mechanism 20 includes a material receiving roll 22 and an adjusting mechanism 24, the material receiving roll 22 is used for receiving the wiping belt 30 after the battery tabs are wiped, and the adjusting mechanism 24 is used for adjusting the wiping belt 30 to reciprocate along the axis of the material receiving roll 22, so that the wiping belt 30 is uniformly wound on the material receiving roll 22.

Specifically, the wiping belt transmission mechanism 20 further includes a discharging roll 21, the discharging roll 21 is used for discharging clean wiping belts 30, the wiping belts 30 are driven by the power of the discharging roll 21 and the receiving roll 22, and move from the discharging roll 21 to the receiving roll 22, pass through the clamping surfaces 120 of the chucks 12 to wipe the battery tabs, and then are adjusted by the adjusting mechanism 24 to be wound on the receiving roll 22 in a reciprocating manner along the axis of the receiving roll 22.

Referring to fig. 3, specifically, the adjusting mechanism 24 includes a bottom plate 240, a first transition roller 242 disposed on the bottom plate 240, and a power device 249, wherein an axis of the first transition roller 242 is parallel to an axis of the material receiving roll 22, and the power device 249 is configured to drive the bottom plate 240 to reciprocate along the axis of the material receiving roll 22, so that the wiping belt 30 is driven by the first transition roller 240 to reciprocate along the axis of the material receiving roll 22, so that the wiping belt 30 is uniformly wound around the material receiving roll 22.

For example, the first transition roller 242 may have ribs on both sides of the core, and the base 240 may be driven to reciprocate along the axis of the roll 22 such that the ribs compress the wiping strip 30 to drive the wiping strip 30 to reciprocate along the axis of the roll 22.

Further, at least two second transition rollers 243 are further disposed on the bottom plate 240, the axes of the at least two second transition rollers 243 are perpendicular to the axis of the material receiving roll 22 and located upstream of the first transition roller 242, the at least two second transition rollers 243 are respectively disposed on two sides of the wiping belt 30 for applying a tension to the wiping belt 30 so as to adjust the wiping belt 30 along the axis of the material receiving roll 22, and the wiping belt 30 passes through the first transition roller 242 after passing through the second transition rollers 243 in a tangential direction of the first transition roller 242.

Specifically, the power device 249 includes a guide mechanism 244, a swing link 245 and a motor 246, the guide mechanism 244 is disposed along an axis of the material collecting roll 22, the bottom plate 240 is disposed on the guide mechanism 244, a fitting groove 241 is disposed on the bottom plate 240, one end of the swing link 245 is slidably connected to the fitting groove 241, the other end of the swing link 241 is connected to an output shaft of the motor 246, the motor 246 drives the swing link 245 to rotate, and the swing link 245 further drives the bottom plate 240 to reciprocate along the guide mechanism 244.

Optionally, the guiding mechanism 244 includes a sliding block 247 and a guiding rail 248, the guiding rail 248 is disposed along the axis of the material receiving roll 22, the sliding block 247 is fixedly connected to the bottom plate 240, the sliding block 247 is slidably engaged with the guiding rail 248, and the bottom plate 240 can be driven to reciprocate along the guiding rail 248 with the sliding block 247.

Optionally, the guiding mechanism 244 includes a sliding block 247 and a sliding slot (not shown), the sliding slot is disposed along the axis of the material receiving roll 22, the sliding block 247 is fixedly connected to the bottom plate 240, and the sliding block 247 is slidably engaged with the sliding slot.

The guide mechanism 244 may have other expressions, and the present invention is not limited thereto.

One end of the swing link 245 is connected with a bearing, the bearing is further disposed in the matching groove 241 and is connected with the matching groove 241 in a sliding matching manner, and when the swing link 245 rotates, the bearing slides reciprocally along the matching groove 241 to apply a pushing force to the bottom plate 240 along the reciprocating motion of the guide mechanism 244.

With reference to fig. 1, the wiping apparatus 100 further includes a material reminding mechanism 50, the material reminding mechanism 50 is disposed on one side of the material collecting roll 22, the material reminding mechanism 50 includes a rotating shaft 51, a bending baffle 52 and a sensor 53, one end of the bending baffle 52 is connected to the rotating shaft 51, the bending baffle 52 is further lapped on the outer peripheral surface of the wiping tape 30 wound on the material collecting roll 22, and the sensor 53 is configured to receive the trigger of the bending baffle 52 and send a signal.

Specifically, when the thickness of the wiping strip 30 on the material roll 22 reaches a preset thickness threshold, the other end of the bending baffle 52 triggers the sensor 53, and the sensor 53 sends a signal to remind the material roll 22 to be replaced.

The sensor 53 is triggered to indicate that the wiping strip 30 on the feeding roll 21 is in the near-end state, so as to simultaneously replace the feeding roll 21, the receiving roll 22 and the wiping strip 30, thereby ensuring that the wiping device 100 can be used normally.

A plurality of third transition rollers 17 are further provided upstream and downstream of the chuck 12, and the third transition rollers 17 are used to apply tension to the wiping belt 30 and to restrict a moving path of the wiping belt 30.

Optionally, two third transition rollers 17 are arranged upstream of the chuck 12, the two third transition rollers 17 apply tension to the wiping belt 30, and the wiping belt 30 passes through the third transition rollers 17 close to the chuck 12 and then is coplanar with the clamping surface 120, so that the friction loss of the wiping belt 30 and the chuck 12 is reduced, and the transmission efficiency of the wiping belt 30 is improved.

Three third transition rollers 17 are arranged between the downstream of the chuck 12 and the adjusting mechanism 24, wherein the axes of the two third transition rollers 17 close to the chuck 12 are parallel to the axis of the first transition roller 242, and the plane of the second guide surface 160 is also tangent to the third transition roller 17 adjacent to the second guide surface, so as to improve the transmission efficiency of the wiping belt 30; the axis of the third transition roller 17 close to the adjusting mechanism 24 is parallel to the axis of the second transition roller 243, so as to twist the direction of the wiping tape 30 and prevent the wiping tape 30 from shaking, thereby ensuring good transmission efficiency of the wiping tape 30 and facilitating the wiping tape 30 to enter the adjusting mechanism 24.

Referring to fig. 4, fig. 4 is a schematic structural diagram of an embodiment of a battery anode laser welding apparatus provided by the present invention.

The battery anode laser welding device 300 comprises two oppositely-arranged mounting plates 200 and the wiping devices 100 which are respectively arranged on the mounting plates 200 and are as described above, wherein the distance between the two mounting plates 200 is adjustable.

Optionally, one of the wiping devices 100 includes a spray head 40 to wet wipe the battery tabs; the other wiping device 100 is not provided with the spray head 40 to dry wipe the battery tab. Furthermore, after the battery tab is firstly wiped by the wiping tape 30 on which the cleaning solution is sprayed, the battery tab is conveyed to the wiping device 100 on the opposite side, and then the dry wiping tape 30 wipes the battery tab again to thoroughly clean the battery tab.

Optionally, both wiping devices 100 include a spray head 40, wherein the spray head 40 of one wiping device 100 sprays DMC solution, and the spray head 40 of the other wiping device 100 sprays alcohol or other cleaning solution, so as to clean the battery tab of various impurities.

Two mounting panels 200 are connected with first guide 201 and second guide 202 respectively, and first guide 201 is counterpointed the cover and is located on second guide 202 to be used for guaranteeing that two mounting panels 200 counterpoint when adjusting the interval accurate.

Optionally, the bottom ends of the two mounting plates 200 are respectively provided with a slider 203 and a slide rail 204, the slider 203 is fixedly connected with the mounting plates 200, the slider 203 is in sliding fit with the slide rail 204, and the power source 205 provides power to drive the mounting plates 200 to move along the slide rail 204, so as to adjust the distance between the two mounting plates 200.

Optionally, a positioning member 206 is further disposed on the power source 205, and the positioning member 206 is, for example, a positioning pin to fix the positions of the two mounting plates 200 after the position adjustment of the two mounting plates 200 is determined.

The adjustable spacing between the two mounting plates 200 greatly facilitates the replacement of the supply roll 21, the collection roll 22 and the wiping strip 30 and the maintenance of the components of the wiping device 100.

Be different from prior art's condition, the utility model provides a wiping arrangement, wiping system and anodal laser welding device of battery. Through setting up fixture centre gripping article to and clean and take drive mechanism drive to clean and take and move along the clamping face on the chuck, make when two chuck centre gripping article, along the area of cleaning of clamping face motion clean article, the simple structure of each part, convenient assembling, and by continuous driven clean the area can continuously clean article, clean efficiently until article are cleaned totally.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. A wiping device, comprising:

the clamping mechanism comprises two chucks and a chuck transmission mechanism, the two chucks are provided with clamping surfaces which are arranged oppositely, and the chuck transmission mechanism is connected with the two chucks and is used for driving the two chucks to approach to each other or to be away from each other;

and the two wiping belt transmission mechanisms respectively transmit the corresponding wiping belts to move at least along the clamping surfaces of the corresponding chucks so as to wipe the articles contacted with the wiping belts.

2. The wiping device of claim 1, further comprising a spray head upstream of the cartridge for spraying cleaning fluid against the wiping strip.

3. The wiping device of claim 1, wherein the wiping tape drive mechanism includes a stock roll for storing the wiping tape after wiping the article, and an adjustment mechanism for adjusting the wiping tape to reciprocate along an axis of the stock roll.

4. The wiping device of claim 3, wherein the adjusting mechanism comprises a base plate, a first transition roller disposed on the base plate, an axis of the first transition roller being parallel to an axis of the material roll, and a power device for driving the base plate to reciprocate along the axis of the material roll, the first transition roller being configured to drive the wiping strip to reciprocate.

5. The wiping device of claim 4, wherein the power device comprises a guide mechanism, a swing link and a motor, the guide mechanism is disposed along the axis of the material roll, the bottom plate is slidably disposed on the guide mechanism, a fitting groove is disposed on the bottom plate, one end of the swing link is connected to a bearing, the bearing is further disposed in the fitting groove, and the other end of the swing link is connected to an output shaft of the motor.

6. The wiping device according to claim 5, characterized in that the adjusting mechanism further comprises second transition rollers, the number of which is at least 2, arranged on both sides of the wiping belt.

7. The wiping device according to claim 3, further comprising a material reminding mechanism disposed on one side of the material collecting roll, wherein the material reminding mechanism comprises a rotating shaft, a bending baffle and a sensor, one end of the bending baffle is connected to the rotating shaft, the bending baffle is further lapped on the outer circumferential surface of the wiping strip wound on the material collecting roll, and the sensor is configured to receive the trigger of the bending baffle and send a signal.

8. The wiping device of claim 1, wherein the clamping mechanism further comprises a stop on a side of the cartridge remote from the clamping surface for carrying the wiping strip to prevent the wiping strip from sagging.

9. A battery anode laser welding device, which comprises two oppositely arranged mounting plates and the wiping devices of any one of claims 1 to 8 respectively arranged on the mounting plates, wherein the distance between the two mounting plates is adjustable.

10. The battery anode laser welding device according to claim 9, wherein a first guide and a second guide are respectively connected to the two mounting plates, and the first guide is sleeved on the second guide in an alignment manner, so as to ensure that the two mounting plates are aligned accurately when adjusting the distance.