CN221041234U - Universal clamping jaw, tool and device for negative pressure suction nozzle of lithium battery - Google Patents

Abstract

The utility model relates to a universal clamping jaw, a fixture and a device for a negative pressure suction nozzle of a lithium battery, which comprise a mounting plate, wherein two clamping jaw fixing sectional materials which extend along a second shaft and are mutually arranged in parallel are arranged on the mounting plate, the clamping jaw fixing sectional materials are connected with the mounting plate through a guide rail sliding block mechanism which extends along a first axial direction, a plurality of clamping jaws which can move and lock along the second shaft are arranged on each clamping jaw fixing sectional material, clamping jaws on the two clamping jaw fixing sectional materials are arranged in a one-to-one correspondence manner, and a clamping driving assembly for driving the two clamping jaw fixing sectional materials to approach or separate from each other is arranged between the two clamping jaw fixing sectional materials. The utility model has the capability of adjusting the position of the clamping jaw so as to adapt to the positions of negative pressure suction nozzles on lithium batteries of different models.

Description

Universal clamping jaw, tool and device for negative pressure suction nozzle of lithium battery

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a universal clamping jaw for a negative pressure suction nozzle of a lithium battery, a fixture for the negative pressure suction nozzle of the lithium battery and a negative pressure suction nozzle device of the lithium battery.

Background

With the rapid development of new energy industry, the production and manufacturing process of lithium batteries has gradually matured. In the testing process of lithium batteries, the formation link is the stage of charging and activating the battery. In this process, the electrolyte may overflow, and the electrolyte may form white crystals at room temperature and adhere to the negative pressure suction nozzle, which may cause the negative pressure suction nozzle to be blocked, thereby affecting the yield of the formation. Therefore, the negative pressure suction nozzle needs to be replaced periodically. On the automatic lithium battery formation production line, the negative pressure suction nozzle is high in replacement frequency and numerous in number, and meanwhile suction nozzle replacement needs to be carried out under the condition of not interrupting the production line.

In order to solve the technical problems, chinese patent CN115020817A, CN115347242A, CN210281287U, CN212341402U discloses automatic negative pressure suction nozzle inserting equipment or suction nozzle pulling equipment for lithium batteries. These devices, while capable of achieving automatic replacement of negative pressure suction nozzles on an automated lithium battery forming line, still have the following drawbacks: the clamping jaw for clamping the negative pressure suction nozzle of the lithium battery in the equipment is usually fixedly arranged, and cannot be reasonably adjusted according to the positions of the negative pressure suction nozzles on the lithium batteries of different types. Therefore, each lithium battery of different models needs to be designed and manufactured with a specific clamping jaw tool, which results in high manufacturing cost and poor universality.

In order to solve these problems, a more flexible and versatile negative pressure nozzle replacement mechanism has to be developed. The mechanism should be.

Disclosure of utility model

The embodiment of the utility model provides a universal clamping jaw for a negative pressure suction nozzle of a lithium battery, a tool for the negative pressure suction nozzle of the lithium battery and a negative pressure suction nozzle device of the lithium battery, which have the capability of adjusting the position of the clamping jaw so as to adapt to the positions of the negative pressure suction nozzles on lithium batteries of different types.

The embodiment of the application provides a universal clamping jaw for a negative pressure suction nozzle of a lithium battery, which comprises a mounting plate, wherein two clamping jaw fixing sectional materials which extend along a second shaft and are arranged in parallel are arranged on the mounting plate, the clamping jaw fixing sectional materials are connected with the mounting plate through a guide rail sliding block mechanism which extends along a first shaft, a plurality of clamping jaws which can move and lock along the second shaft are arranged on each clamping jaw fixing sectional material, clamping jaws on the two clamping jaw fixing sectional materials are arranged in a one-to-one correspondence manner, and a clamping driving assembly for driving the two clamping jaw fixing sectional materials to approach or separate is arranged between the two clamping jaw fixing sectional materials.

In a preferred embodiment of the utility model, the jaw fixing profile comprises at least one guide groove extending along a second axis, in which guide groove a slide corresponding to the shape of the guide groove is arranged, which slide is connected to the jaw by means of a threaded coupling.

In a preferred embodiment of the utility model, the clamping driving assembly comprises a magnetic driving assembly for realizing the approach of the two clamping jaw fixing profiles under the power-on working condition and an elastic reset assembly for realizing the separation of the two clamping jaw fixing profiles under the power-off working condition.

In a preferred embodiment of the utility model, the magnetic driving assembly comprises an electromagnet connecting plate fixedly arranged on the mounting plate, electromagnets are fixedly connected to two sides of the electromagnet connecting plate respectively, and each clamping jaw fixing section bar is provided with a suction plate which is arranged corresponding to the electromagnets.

In a preferred embodiment of the utility model, each clamping jaw fixing section is provided with an elastic resetting component, each elastic resetting component comprises a guide seat fixedly connected to the mounting plate and the mounting plate connected to the clamping jaw fixing section, the mounting plate is connected with guide pins which are arranged along the first axial extension, the guide pins are arranged in one-to-one correspondence with the guide seats, the guide pins are sleeved with springs, and one ends of the springs are in contact with the mounting plate, and the other ends of the springs are in contact with the end faces of the guide seats.

In a preferred embodiment of the present utility model, the clamping driving assembly includes linear driving modules extending along the first axial direction, the fixed end of each linear driving module is fixedly connected with the mounting plate, and the moving end of each linear driving module is fixedly connected with the clamping jaw fixing profile.

In a preferred embodiment of the present utility model, the linear driving module comprises a cylinder or a push-pull electromagnet.

In a preferred embodiment of the utility model, the mounting plate is provided with a power taking component, and the output end of the power taking component is connected with a capacitor component.

In a preferred embodiment of the utility model, a first limiting assembly is provided on the mounting plate to limit the jaw securing profile in a first axial direction.

In a preferred embodiment of the utility model, a second limiting assembly for limiting the jaw fixing profile in a third axial direction is provided on the mounting plate.

In a preferred embodiment of the utility model, the mounting plate is provided with an in-situ detection assembly for detecting whether the clamping jaw clamps the negative pressure suction nozzle at the corresponding position.

In a preferred embodiment of the utility model, a receiving tray is arranged below the mounting plate, and an avoidance hole for the negative pressure suction nozzle to pass through and fall into the receiving tray is arranged on the mounting plate.

In a preferred embodiment of the utility model, the mounting plate is further provided with a detection element for detecting the presence or absence of a suction nozzle under pressure between the clamping jaws.

The utility model also discloses a fixture for the negative pressure suction nozzle of the lithium battery, which comprises a base, wherein a balancing weight is arranged in the base, and the base is connected with at least one universal clamping jaw for the negative pressure suction nozzle of the lithium battery through a support column.

The utility model also discloses a negative pressure suction nozzle device for the lithium battery, which comprises a frame, wherein the upper end of the frame is provided with a lithium battery positioning tool, the frame is provided with a floating plate capable of moving along a third axial direction, the floating plate is positioned right below the lithium battery positioning tool, the frame is provided with a cylinder extending along the third axial direction, the cylinder is connected with the floating plate, and the floating plate is provided with a tool for the negative pressure suction nozzle for the lithium battery.

The technical scheme provided by the utility model has the beneficial effects that: the utility model has the capability of adjusting the position of the clamping jaw so as to adapt to the positions of negative pressure suction nozzles on lithium batteries of different types, and is beneficial to reducing the manufacturing cost, improving the universality of equipment and improving the efficiency of a production line;

Further, the clamping jaw fixing device comprises a mounting plate, wherein two clamping jaw fixing sectional materials which extend along a second axis and are arranged in parallel are arranged on the mounting plate, the clamping jaw fixing sectional materials are connected with the mounting plate through a guide rail sliding block mechanism which extends along a first axis, a plurality of clamping jaws which can move and lock along the second axis are arranged on each clamping jaw fixing sectional material, the clamping jaws on the two clamping jaw fixing sectional materials are arranged in a one-to-one correspondence manner, and a clamping driving assembly for driving the two clamping jaw fixing sectional materials to approach or separate is arranged between the two clamping jaw fixing sectional materials; the structure design is simple in structure, and can be matched with synchronous clamping and pulling-out of negative-pressure suction nozzles of various types of lithium batteries by arranging the clamping jaw with two degrees of freedom, the space between the clamping jaw can be correspondingly adjusted according to the blue book of the batteries, and pulling-out of the negative-pressure suction nozzles with different channel numbers are met;

Further, the clamping jaw fixing section bar comprises at least one guide groove which is arranged along the second axial extension, a sliding block corresponding to the sliding block is arranged in the guide groove, the sliding block is connected with the clamping jaw through a threaded connecting piece, and the clamping jaw fixing section bar is used as a standard piece and has the advantage of convenience in assembly;

Further, the clamping driving assembly comprises a magnetic driving assembly for realizing the approach of the two clamping jaw fixing sectional materials under the power-on working condition and an elastic reset assembly for realizing the departure of the two clamping jaw fixing sectional materials under the power-off working condition, and the structure has the advantages of low cost and good stability;

Furthermore, the magnetic driving assembly comprises the electromagnet connecting plate fixedly arranged on the mounting plate, the electromagnets are fixedly connected to the two sides of the electromagnet connecting plate respectively, and each clamping jaw fixing section bar is provided with the suction plate which is arranged corresponding to the electromagnet;

Further, each clamping jaw fixing section bar is provided with an elastic reset component, each elastic reset component comprises a guide seat fixedly connected to a mounting plate and the mounting plate connected to the clamping jaw fixing section bar, the mounting plate is connected with guide pins which are arranged along the first axial extension, the guide pins are arranged in a one-to-one correspondence manner with the guide seats, the guide pins are sleeved with springs, one ends of the springs are in contact with the mounting plate, and the other ends of the springs are in contact with the end faces of the guide seats;

Further, the clamping driving assembly comprises the linear driving modules which are arranged along the first axial direction in an extending mode, the fixed end of each linear driving module is fixedly connected with the mounting plate, the moving end of each linear driving module is fixedly connected with the clamping jaw fixing section bar, the linear driving modules comprise air cylinders or push-pull electromagnets which can be used independently or used in combination with the technical scheme of the electromagnets, and the clamping driving assembly has the advantage of being good in universality;

Furthermore, the mounting plate is provided with the electricity taking component, the output end of the electricity taking component is connected with the capacitor component, and the capacitor component can realize the maintenance of the power supply and power-off delay functions of the battery iron;

Furthermore, the first limiting assembly for limiting the clamping jaw fixing profile along the first axial direction is arranged on the mounting plate, so that the clamping jaw can be limited in the X axial direction and buffered during resetting;

Furthermore, the mounting plate is provided with the second limiting component for limiting the clamping jaw fixing section bar along the third axial direction, and the second limiting component can prevent the clamping jaw fixing section bar from deforming when falling down due to gravity, so that part of negative pressure suction nozzles of the lithium battery cannot be pulled out or damaged;

Furthermore, the mounting plate is provided with the in-situ detection component for detecting whether the clamping jaw clamps the negative pressure suction nozzle at the corresponding position, so that the use stability of the negative pressure suction nozzle can be improved;

Furthermore, the material receiving disc is arranged below the mounting plate, and the negative pressure suction nozzle is arranged on the mounting plate to penetrate through the avoidance hole falling into the material receiving disc, so that the material receiving disc has the advantages of being simple in structure and convenient to assemble;

furthermore, the mounting plate is also provided with a detection element for detecting whether a negative pressure suction nozzle exists between the clamping jaws, and misoperation can be prevented by the detection element;

further, the utility model also discloses a fixture for extracting the negative pressure suction nozzle of the lithium battery, which comprises a base, wherein a balancing weight is arranged in the base, and the base is connected with at least one universal clamping jaw for extracting the negative pressure suction nozzle of the lithium battery through a support column; the existence of the balancing weight can realize the extraction of the negative pressure suction nozzle of the lithium battery through dead weight, and an additional Z-axis movement mechanism is not required to be additionally arranged for extracting the negative pressure suction nozzle of the lithium battery;

Furthermore, the utility model also discloses a negative pressure suction nozzle device for the lithium battery, which comprises a frame, wherein a lithium battery positioning tool is arranged at the upper end of the frame, a floating plate capable of moving along a third axial direction is arranged on the frame, the floating plate is positioned under the lithium battery positioning tool, a cylinder extending along the third axial direction is arranged on the frame and is connected with the floating plate, and a tool for the negative pressure suction nozzle for the lithium battery is carried on the floating plate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of a fixture for extracting a negative pressure suction nozzle of a lithium battery according to an embodiment of the application;

FIG. 2 is a schematic bottom view of a universal clamping jaw for a negative pressure suction nozzle of a lithium battery according to an embodiment of the present application;

FIG. 3 is a schematic diagram of a universal clamping jaw for a negative pressure suction nozzle of a lithium battery according to an embodiment of the present application;

FIG. 4 is a partial enlarged view of a universal jaw for a negative pressure suction nozzle of a lithium battery in accordance with an embodiment of the present application;

FIG. 5 is a schematic diagram of an elastic return assembly for a universal jaw of a negative pressure suction nozzle of a lithium battery according to an embodiment of the present application;

FIG. 6 is a schematic diagram of a negative pressure suction nozzle device for lithium battery extraction according to an embodiment of the present application;

In the figure: the device comprises a 1-enclosure, a 2-bottom plate, a 3-guide groove, a 4-receiving tray, a 5-sliding block, a 6-support column, a 7-mounting plate, an 8-clamping jaw fixing section, a 9-clamping jaw, a 10-detection element, an 11-guide rail sliding block mechanism, a 12-suction plate, a 13-electromagnet, a 14-electromagnet connecting plate, a 15-elastic reset assembly, a 16-in-place detection assembly, a 17-adjusting plate, a 18-push-pull electromagnet, a 19-electricity taking assembly, a 20-cylinder, a 21-guide seat, a 22-connecting plate, a 23-guide pin, a 24-spring, a 25-first limiting assembly, a 26-second limiting assembly, a 27-rack and a 28-floating plate.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

As shown in fig. 2-5, the utility model discloses a universal clamping jaw for a negative pressure suction nozzle of a lithium battery, which comprises a mounting plate 7, wherein two clamping jaw fixing sectional materials 8 which extend along a second axis and are mutually parallel are arranged on the mounting plate 7, the clamping jaw fixing sectional materials 8 are connected with the mounting plate 7 through a guide rail sliding block mechanism 11 which extends along a first axis, each clamping jaw fixing sectional material 8 is provided with a plurality of clamping jaws 9 which can be locked in a movable way along the second axis, the clamping jaws 9 on the two clamping jaw fixing sectional materials 8 are arranged in a one-to-one correspondence way, a clamping driving assembly for driving the two clamping jaw fixing sectional materials to approach or separate from each other is arranged between the two clamping jaw fixing sectional materials 8, the first axis and the second axis are mutually perpendicular in a horizontal plane, the clamping jaw fixing sectional materials can be understood as an X axis and a Y axis in a Cartesian coordinate system, the guide rail sliding block mechanism 11 realizes the position adjustment of the clamping jaw X axis, the clamping jaw fixing sectional materials 8 can realize the position adjustment of the clamping jaw 9 along the Y axis, and the synchronous alignment and the extraction of the negative pressure suction nozzle on the lithium battery with various sizes can be matched through the adjustment of two degrees of freedom of X, Y.

Preferably, the clamping jaw fixing section bar 8 is a square section bar track, the front end face and the rear end face of the square section bar track are respectively provided with 1 guide groove 3 which extends along the second axis, the guide grooves 3 are internally provided with sliding blocks 5 corresponding to the guide grooves in shape, and the sliding blocks 5 are connected with the clamping jaws 9 through threaded connectors.

The clamping drive assembly of the present utility model may include the following embodiments:

Example 1:

The clamping driving assembly comprises a magnetic driving assembly for realizing that the two clamping jaw fixing sectional materials 8 are close to each other under the power-on working condition and an elastic reset assembly for realizing that the two clamping jaw fixing sectional materials 8 are far away from each other under the power-off working condition. The magnetic driving assembly comprises an electromagnet connecting plate 14 fixedly arranged on the mounting plate 7, electromagnets 13 are fixedly connected to two sides of the electromagnet connecting plate 14 respectively, and each clamping jaw fixing section bar 8 is provided with a suction plate 12 which is arranged corresponding to the electromagnets 13. Each clamping jaw fixing section bar 8 is provided with an elastic resetting component, each elastic resetting component 15 comprises a guide seat 21 fixedly connected to the mounting plate 7 and a connecting plate 22 connected to the clamping jaw fixing section bar 8, the connecting plates 22 are connected with guide pins 23 which extend along the first axial direction, the guide pins 23 are arranged in one-to-one correspondence with the guide seats 21, the guide pins 23 are sleeved with springs 24, one ends of the springs 24 are in contact with the connecting plates 22, and the other ends of the springs 24 are in contact with the end faces of the guide seats 21.

Example 2:

The clamping driving assembly comprises a magnetic driving assembly for realizing that the two clamping jaw fixing sectional materials 8 are close to each other under the power-on working condition and an elastic reset assembly for realizing that the two clamping jaw fixing sectional materials 8 are far away from each other under the power-off working condition. The magnetic driving assembly 15 is fixedly arranged on an electromagnet connecting plate 14 on the mounting plate 7, electromagnets 13 are fixedly connected to two sides of the electromagnet connecting plate 14 respectively, and each clamping jaw fixing section bar 8 is provided with a suction plate 12 which is arranged corresponding to the electromagnets 13. Each clamping jaw fixing section bar 8 is provided with an elastic resetting component, each elastic resetting component comprises a guide seat 21 fixedly connected to the mounting plate 7 and a connecting plate 22 connected to the clamping jaw fixing section bar 8, the connecting plates 22 are connected with guide pins 23 which extend along the first axial direction, the guide pins 23 are arranged in one-to-one correspondence with the guide seats 21, the guide pins 23 are sleeved with springs 24, one ends of the springs 24 are in contact with the connecting plates 22, and the other ends of the springs 24 are in contact with the end faces of the guide seats 21. The clamping driving assembly further comprises a linear driving module 18 which is arranged along the first axial extension, the linear driving module 18 is a push-pull electromagnet, the fixed end of each push-pull electromagnet is fixedly connected with the mounting plate 7, the moving end of each push-pull electromagnet is fixedly connected with the clamping jaw fixing section bar 8, and the introduction of the push-pull electromagnet can prevent the interval between the electromagnet 13 and the suction plate 12 from being shortened in advance under the working condition that the magnetic force of the electromagnet 13 is insufficient. The push-pull electromagnet can be fixedly connected with the mounting plate 7 in the following manner: the adjusting plate 17 is arranged on the mounting plate 7, and a slotted hole is formed in the adjusting plate 17 and used for fixing and adjusting the position of the push-pull electromagnet; the push-pull electromagnet is uniformly distributed on one side of the clamping jaw fixing section bar 8 and is used for pushing the clamping jaw fixing section bar 8. The electromagnet connecting plate 14 is arranged at the bottom of the mounting plate 7 and is used for fixing the circular electromagnet 13; the suction plate 12 is made of carbon steel, the suction plate 12 is fixed on the side edge of the clamping jaw fixing section bar 8 and used for being attracted with the electromagnet 13 (when the electromagnet is electrified), and the clamping jaws 9 are driven to move in pairs towards the middle to clamp the negative pressure suction nozzle; the in-situ detection assembly 16 is arranged near the two end surfaces of the clamping jaw fixing section bar 8 and is used for detecting whether the clamping jaw 9 clamps the negative pressure suction nozzle at the corresponding position.

Example 3:

Preferably, the clamping driving assembly comprises a linear driving module 18 which is arranged along the first axial extension, the linear driving module 18 comprises air cylinders, the cylinder body end of each air cylinder is fixedly connected with the mounting plate 7, and the piston rod of each air cylinder is fixedly connected with the clamping jaw fixing section bar 8. The cylinder technical scheme has the advantage of convenient installation, but the cylinder has higher cost and additionally needs to increase the gas path control, so that the layout difficulty of the utility model is improved.

Example 4:

In the clamping drive assembly, it is also conceivable to provide one sensor device per jaw fixing profile in addition to the magnetic drive assembly, the elastic return assembly and the linear drive module described in embodiments 1-3. The sensor means may be a photoelectric sensor, pressure sensor or other type of sensor for monitoring the position, pressure or other parameter during the clamping operation for more accurate control and adjustment.

Example 5:

The clamping drive assembly may be further modified to incorporate an automatic calibration function. In such an embodiment, a calibration sensor may be provided on the jaw securing profile, which sensor may detect the distance between the magnetic drive assembly and the jaw securing profile. According to feedback from the calibration sensor, the system can automatically adjust the position of the magnetic drive assembly to ensure accuracy and consistency of the clamping force under different conditions.

Example 6:

The clamping driving assembly can be further expanded to add a remote control module in consideration of the requirements of different industrial scenes. Through the remote control module, an operator can remotely monitor and control the state and operation of the clamping driving assembly, so that remote operation and management are realized. This may be achieved through wireless communication technologies such as bluetooth, wi-Fi, or internet of things.

Example 7:

To improve the durability and stability of the clamping drive assembly, a damping device may be incorporated into the resilient return assembly. The damping means may be a liquid damper, a gas damper or other type of damper for controlling the speed of movement of the jaw securing profile and providing a smoother action during clamping and release.

Example 8:

An intelligent control unit is added in the clamping driving assembly to realize automatic and intelligent clamping operation. The intelligent control unit can automatically adjust the working modes of the magnetic driving assembly, the elastic resetting assembly and the linear driving module based on sensor data and preset parameters so as to adapt to different working conditions and requirements, thereby realizing more efficient and accurate clamping operation.

Preferably, the jaw 9 is L-shaped.

Preferably, the mounting plate 7 is provided with a power taking assembly 19, the output end of the power taking assembly 19 is connected with a capacitor assembly, when an external power supply is interrupted, the capacitor assembly can supply power to the electromagnet, the pair of clamping jaws can continuously clamp the negative pressure suction nozzle for a certain time, and the pulling-out and the disassembling are convenient; the capacitor assembly is powered off after being powered on for a certain time, the compression springs in the electromagnet 13 power-off elastic reset assembly are reset, the paired clamping jaws are separated, and the negative pressure suction nozzle falls off from the clamping jaws.

Preferably, the mounting plate 7 is provided with a first limiting component 25 for limiting the clamping jaw fixing profile 8 along the first axial direction, and the first limiting component 25 comprises a plate member arranged on two side end faces of the mounting plate 7 perpendicular to the Y axis and a buffer pad (or buffer column) arranged on the plate member and extending along the Y axis.

Preferably, the mounting plate 7 is provided with a second limiting component 26 for limiting the clamping jaw fixing section bar 8 along the third axial direction, the second limiting component 26 is of a portal frame structure, the second limiting component 26 comprises 2 upright posts perpendicular to the mounting plate 7, the 2 upright posts are connected with pressing plates which are arranged in parallel with the XY plane, and the pressing plates are in contact with the clamping jaw fixing section bar 8 or have a tiny gap.

Preferably, the mounting plate 7 is provided with an in-situ detection assembly 16 for detecting whether the clamping jaw 9 clamps the negative pressure suction nozzle at the corresponding position, and the in-situ detection assembly 16 is arranged near the two end surfaces of the clamping jaw fixing section bar 8.

Preferably, a receiving tray 4 is arranged below the mounting plate 7, and an avoidance hole for the negative pressure suction nozzle to pass through and fall into the receiving tray 4 is arranged on the mounting plate 7.

Preferably, the mounting plate 7 is further provided with a detecting element 10 for detecting whether a negative pressure suction nozzle exists between the clamping jaws 9, and the detecting element 10 is arranged at two ends of the clamping jaw fixing section bar 8.

Preferably, the shape of the electromagnet includes, but is not limited to, circular, square.

As shown in fig. 1, the utility model also discloses a fixture for extracting the negative pressure suction nozzle of the lithium battery, which comprises a base, wherein the base comprises a bottom plate 2, a surrounding baffle 1 and an electricity taking component 19, the bottom plate 2 is a rectangular large flat plate, the flat size of the bottom plate is consistent with that of a battery tray, the bottom plate is used for supporting a universal clamping jaw for extracting the negative pressure suction nozzle of the lithium battery, a balancing weight is arranged in the base, and the base is connected with at least one universal clamping jaw for extracting the negative pressure suction nozzle of the lithium battery through a support column 6; the enclosure 1 is arranged around the bottom plate 2 and used for forming a box body structure, and protecting control components on the bottom plate 2, and a handle is arranged on the enclosure 1 so as to facilitate movement; the electricity taking assembly 19 is arranged at one corner of the bottom plate 2, and the electricity taking assembly 19 is an existing product and comprises an electricity taking copper block which is in press contact with the electricity taking probe; the balancing weight can automatically realize synchronous pulling-out of the negative pressure suction nozzle of the lithium battery based on gravity, and an auxiliary cylinder is not required to be additionally arranged for pulling out the negative pressure suction nozzle.

As shown in fig. 6, the utility model also discloses a negative pressure suction nozzle device for pulling out lithium batteries, which comprises a frame 27, wherein a lithium battery positioning tool is arranged at the upper end of the frame 27, a floating plate 28 capable of moving along a third axial direction (Z axis) is arranged on the frame 27, the floating plate 28 is positioned right below the lithium battery positioning tool, an air cylinder 20 extending along the third axial direction is arranged on the frame 27, the air cylinder 20 is connected with the floating plate 28, and the tool for pulling out the negative pressure suction nozzle for lithium batteries is carried on the floating plate 28; specifically, after the clamping jaws 9 clamp the negative pressure suction nozzle in pairs, after the in-situ detection assembly 16 confirms that the negative pressure suction nozzle is correct, the electric control assembly feeds back information to an external network through the PLC and the wireless AP, a tool for pulling the negative pressure suction nozzle of the lithium battery moves downwards, and the negative pressure suction nozzle is pulled out from the negative pressure row by utilizing the self weight; at this time, the power taking assembly 19 is separated from the power taking probe, and the external power supply is interrupted; after the pulling and disassembling are finished once, the electronic control assembly continuously feeds back information to an external network, a tool for pulling the negative pressure suction nozzle of the lithium battery moves upwards, and the detection elements 10 arranged at the two ends of the clamping jaw fixing section bar 8 detect whether residual suction nozzles which are not pulled and disassembled exist on the negative pressure row again, so that the whole process is finished. It should be noted that the air cylinder 20 here does not need to provide an extraction force, since it is only used to adjust the height position of the tooling for extracting the negative pressure suction nozzle of the lithium battery, thereby ensuring that the clamping jaw corresponds to the position of the negative pressure suction nozzle of the lithium battery, the synchronous extraction of the negative pressure suction nozzle of the lithium battery is achieved by means of a balancing weight, i.e. the total weight of the balancing weight + the tooling for extracting the negative pressure suction nozzle of the lithium battery needs to be greater than the sum of the extraction forces required for the synchronous extraction of all negative pressure suction nozzles, otherwise the tooling for extracting the negative pressure suction nozzle of the lithium battery will put the floating plate 28 in a suspended state, causing a hazard, where the electronic control assembly will alarm, the technician needs to manually add or replace the balancing weight.

It should be noted that the clamping jaw fixing section bar 8 of the present utility model belongs to the prior art, and may also be referred to as a section bar track, the structure is shown in CN108557405, a sliding block 5 corresponding to the shape of the guiding slot 3 on the clamping jaw fixing section bar 8 is disposed in the guiding slot, and the sliding block 5 and the clamping jaw 9 are connected by a threaded connection piece as is common knowledge in the art, so that the description is omitted herein.

Further, the electric control component is arranged at the central position of the tool shell and is arranged on the bottom plate, and comprises a control system, a wireless AP (access point) and a capacitor component, wherein the control system is not limited to a controller such as a PLC (programmable logic controller) and is used for carrying out logic control on the tool; the wireless AP is used for interacting information with an external network; and the capacitor component is used for maintaining the power supply and power-off delay functions of the circular battery iron.

In the description of the present application, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that in the present application, 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. Moreover, the terms "comprises," "comprising," or any other variation 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is only a specific embodiment of the application to enable those skilled in the art to understand or practice the application. Various modifications 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. 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 (10)

1. A commonality clamping jaw for extracting lithium cell negative pressure suction nozzle, its characterized in that: including mounting panel (7), be provided with two clamping jaw fixed section bars (8) that extend and mutual parallel arrangement along the second axis on mounting panel (7), clamping jaw fixed section bar (8) through along first axial extension arrange guide rail slider mechanism (11) with mounting panel (7) are connected, are provided with a plurality of clamping jaw (9) that can follow the second axial and remove the locking on every clamping jaw fixed section bar (8), clamping jaw (9) one-to-one on two clamping jaw fixed section bars (8) are arranged, are provided with the centre gripping drive assembly that are used for driving both to be close to or keep away from between two clamping jaw fixed section bars (8).

2. The universal clamping jaw for a negative pressure suction nozzle of a lithium battery according to claim 1, wherein: the clamping driving assembly comprises a magnetic driving assembly for realizing that two clamping jaw fixing sectional materials (8) are close to each other under the power-on working condition and an elastic reset assembly for realizing that the two clamping jaw fixing sectional materials (8) are far away from each other under the power-off working condition.

3. The universal clamping jaw for a negative pressure suction nozzle of a lithium battery according to claim 2, wherein: the magnetic driving assembly comprises electromagnet connecting plates (14) fixedly arranged on the mounting plates (7), electromagnets (13) are fixedly connected to two sides of each electromagnet connecting plate (14) respectively, and suction plates (12) which are arranged corresponding to the electromagnets (13) are arranged on each clamping jaw fixing section bar (8).

4. The universal clamping jaw for a negative pressure suction nozzle of a lithium battery according to claim 2, wherein: each clamping jaw fixing section bar (8) is provided with an elastic resetting component, each elastic resetting component comprises a guide seat (21) fixedly connected to the mounting plate (7) and a connecting plate (22) connected to the clamping jaw fixing section bar (8), the connecting plate (22) is connected with guide pins (23) which extend and are arranged along a first axial direction, the guide pins (23) are arranged in one-to-one correspondence with the guide seats (21), the guide pins (23) are sleeved with springs (24), and one end of each spring (24) is in contact with the connecting plate (22), and the other end of each spring is in contact with the end face of each guide seat (21).

5. The universal clamping jaw for a negative pressure suction nozzle of a lithium battery according to claim 2, wherein: the clamping driving assembly comprises linear driving modules (18) which extend along a first axial direction, the fixed end of each linear driving module (18) is fixedly connected with the mounting plate (7), and the moving end of each linear driving module (18) is fixedly connected with the clamping jaw fixing section bar (8).

6. The universal clamping jaw for a negative pressure suction nozzle of a lithium battery according to claim 1, wherein: the power supply device is characterized in that a power supply assembly (19) is arranged on the mounting plate (7), and the output end of the power supply assembly (19) is connected with a capacitor assembly.

7. The universal clamping jaw for a negative pressure suction nozzle of a lithium battery according to claim 1, wherein: a first limiting assembly (25) for limiting the clamping jaw fixing section bar (8) along the first axial direction is arranged on the mounting plate (7); and a second limiting assembly (26) for limiting the clamping jaw fixing section bar (8) along the third axial direction is arranged on the mounting plate (7).

8. The universal clamping jaw for a negative pressure suction nozzle of a lithium battery according to claim 1, wherein: the mounting plate (7) is provided with an in-situ detection assembly (16) for detecting whether the clamping jaw (9) clamps the negative pressure suction nozzle at the corresponding position; the mounting plate (7) is also provided with a detection element (10) for detecting whether a negative pressure suction nozzle exists between the clamping jaws (9).

9. A frock for extracting lithium cell negative pressure suction nozzle, its characterized in that: the lithium battery negative pressure suction nozzle comprises a base, wherein a balancing weight is arranged in the base, and at least one universal clamping jaw for the lithium battery negative pressure suction nozzle according to any one of claims 1-8 is connected to the base through a support column (6).

10. A device for extracting negative pressure suction nozzle of lithium battery, its characterized in that: including frame (27), the upper end of frame (27) is provided with lithium cell location frock, be provided with on frame (27) can follow third axial displacement's floating plate (28), floating plate (28) are located under the lithium cell location frock, be provided with cylinder (20) of arranging along the third axial extension on frame (27), cylinder (20) with floating plate (28) are connected, carry on floating plate (28) and carry on the frock that is used for extracting lithium cell negative pressure suction nozzle according to claim 9.