CN217059701U

CN217059701U - Lithium ion battery nickel piece welding strength detection device

Info

Publication number: CN217059701U
Application number: CN202220686548.6U
Authority: CN
Inventors: 王洪军; 董惠军
Original assignee: Jintech Tianjin Precision & Electronic Co ltd
Current assignee: Jintech Tianjin Precision & Electronic Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-26
Anticipated expiration: 2032-03-28

Abstract

The utility model relates to a welding strength detects technical field, and discloses a lithium ion battery nickel piece welding strength detection device, comprises a workbench, drive structure shell is installed to one side of workstation upper end, the internally mounted of drive structure shell has driving motor, the drive roller is installed to driving motor's output, the inside both sides that are close to the drive roller of drive structure shell all install the second pulley, the intermediate position department of workstation upper end installs fixed upright shell, the inside intermediate position department of fixed upright shell installs the chest expander, first pulley is all installed to the inside upper and lower both sides for the chest expander outside of fixed upright shell. The chest expander carries out the displacement through first pulley in the inside of fixed upright shell for the removal of chest expander is more stable, and the chest expander makes under driving motor's steady pulling to detect more convenient, accurate.

Description

Lithium ion battery nickel piece welding strength detection device

Technical Field

The utility model relates to a welding strength detects technical field, specifically is a lithium ion battery nickel piece welding strength detection device.

Background

A lithium ion battery is a type of secondary battery that mainly operates by movement of lithium ions between a positive electrode and a negative electrode. During charging and discharging, Li + is inserted and extracted back and forth between the two electrodes: during charging, Li + is extracted from the positive electrode and is inserted into the negative electrode through the electrolyte, and the negative electrode is in a lithium-rich state; the opposite is true during discharge. Lithium batteries are classified into lithium batteries and lithium ion batteries. Lithium ion batteries are used in mobile phones and notebook computers, and are commonly called lithium batteries by people. The battery generally adopts a material containing lithium element as an electrode, and is a representative of modern high-performance batteries. The real lithium battery is rarely applied to daily electronic products due to high danger.

There may be the phenomenon of solder joint rosin joint during the welding of lithium cell nickel piece to cause the unstable scheduling problem of voltage internal resistance, welding process is the manual work usually and carries out the tensile force test, and its dynamics is unstable and leads to detecting inaccurately, simultaneously, and is convenient inadequately to the fixed of testee, provides a lithium ion cell nickel piece welding strength detection device for this.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a lithium ion battery nickel piece welding strength detection device to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lithium ion battery nickel piece welding strength detection device, includes the workstation, drive structure shell is installed to one side of workstation upper end, and drives structure shell and workstation fixed connection, the internally mounted of drive structure shell has driving motor, the drive roller is installed to driving motor's output, the inside both sides that are close to the drive roller of drive structure shell all install the second pulley, the intermediate position department of workstation upper end installs fixed vertical shell, the chest expander is installed to the inside intermediate position department of fixed vertical shell, first pulley is all installed to fixed vertical shell inside for the upper and lower both sides of chest expander outside, and first pulley rotates with fixed vertical shell to be connected, the slide is installed to one side that drive structure shell was kept away from to the workstation upper end.

Preferably, a sliding shell is installed on one side of the upper end of the sliding plate and is connected with the sliding plate in a sliding mode, a fixed shell is installed on one side of the outer front end of the sliding shell, a plurality of limiting holes are formed in one side, close to the fixed shell, of the outer front end of the workbench, and the limiting holes are distributed in sequence.

Preferably, a pull rod is installed inside the fixed shell, two ends of the pull rod penetrate through the fixed shell and extend to the outside of the fixed shell, the pull rod is matched with the limiting hole, and a pull disc is installed at one end, located outside the fixed shell, of the pull rod.

Preferably, the telescopic spring and the fixing ring are installed on one side, opposite to the inside of the fixing shell, of the outer portion of the pull rod, and the fixing ring is fixedly connected with the pull rod.

Preferably, first adjusting screw is installed to one side of slide upper end, and first adjusting screw rotates with the slide to be connected, first fixed slide bar is installed to the opposite side of slide upper end, the externally mounted of first adjusting screw and first fixed slide bar has fixed horizontal bar, fixed horizontal bar passes through screw-thread fit with first adjusting screw and is connected, first fixed slide bar and fixed horizontal bar sliding connection.

Preferably, a second adjusting screw is installed at the middle position inside the fixed cross bar and is connected with the fixed cross bar in a threaded fit mode, a pressing plate is installed on one side, located at the lower end of the fixed cross bar, of the second adjusting screw, the pressing plate is connected with the second adjusting screw in a rotating mode, second fixed sliding rods are installed on the two sides of the upper end of the pressing plate, and the second fixed sliding rods are connected with the fixed cross bar in a sliding mode.

(III) advantageous effects

Compared with the prior art, the utility model provides a lithium ion battery nickel piece welding strength detection device possesses following beneficial effect:

1. when welding strength detection is carried out, a driving motor is started, a driving roller at the output end of the driving motor rotates, a pull rope outside the driving roller converts rotary motion into linear motion under the action of friction force, so that a chest expander is pulled, the pull rope moves inside a second pulley, the motion of the pull rope is more stable and limited through the second pulley, the chest expander moves inside a fixed vertical shell through a first pulley, the movement of the chest expander is more stable, and detection of the chest expander is more convenient and accurate under the stable pulling of the driving motor;

2. rotate second adjusting screw, second adjusting screw converts rotary motion into linear motion with fixed horizontal bar under screw-thread fit, thereby make the clamp plate carry out elevating movement along the fixed slide bar of second, it makes fixed horizontal bar go up and down to rotate first adjusting screw, make lithium ion battery's fixed convenient and fast through this mode, outwards stimulate the pull rod afterwards, the one end of pull rod shifts out from the inside in spacing hole, the fixing to fixed shell has been cancelled, thereby the spacing to the slipcase has been cancelled, remove the slipcase in the upper end of slide, so that the removal of lithium cell, thereby make the outside nickel piece of lithium cell be convenient for be connected with the chest expander, after removing suitable position, loosen the pull rod, expanding spring resets and promotes solid fixed ring and makes the one end of pull rod insert spacing hole, thereby it is fixed with the slipcase.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a sectional view of the internal structure of the driving structure casing of the present invention;

FIG. 3 is a sectional view of the internal structure of the fixing housing of the present invention;

fig. 4 is a schematic plan view of the overall structure of the present invention.

In the figure: 1. a work table; 2. a slide plate; 3. a slide case; 4. a first adjusting screw; 5. fixing the transverse bar; 6. a first fixed slide bar; 7. a second adjusting screw; 8. a second fixed slide bar; 9. pressing a plate; 10. a limiting hole; 11. a fixed housing; 12. pulling the disc; 13. a pull rod; 14. a tension spring; 15. a fixing ring; 16. fixing the vertical shell; 17. a chest developer; 18. a first pulley; 19. a drive structure housing; 20. a second pulley; 21. a drive motor; 22. and driving the roller.

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 efforts all belong to the protection scope of the present invention.

The utility model provides a technical scheme, a lithium ion battery nickel sheet welding strength detection device, please refer to fig. 1, fig. 2 and fig. 4, including workstation 1, drive structure shell 19 is installed to one side of workstation 1 upper end, and drive structure shell 19 and workstation 1 fixed connection, the internally mounted of drive structure shell 19 has driving motor 21, driving roller 22 is installed to the output of driving motor 21, the inside both sides that are close to driving roller 22 of drive structure shell 19 all install second pulley 20, the intermediate position department of workstation 1 upper end installs fixed upright shell 16, the intermediate position department of fixed upright shell 16 inside installs chest expander 17, the inside upper and lower both sides relative to chest expander 17 outside of fixed upright shell 16 all install first pulley 18, and first pulley 18 is connected with fixed upright shell 16 rotationally, slide 2 is installed to one side of workstation 1 upper end far away from drive structure shell 19, the movement of the pulling rope is more stable and limited by the second pulley 20, and the chest expander 17 is displaced by the first pulley 18 in the inner part of the fixed vertical shell 16, so that the movement of the chest expander 17 is more stable.

Further, referring to fig. 1, fig. 3 and fig. 4, a sliding shell 3 is installed on one side of the upper end of the sliding plate 2, the sliding shell 3 is connected with the sliding plate 2 in a sliding manner, a fixed housing 11 is installed on one side of the front end of the outer portion of the sliding shell 3, a plurality of limiting holes 10 are formed in one side of the front end of the outer portion of the workbench 1, which is close to the fixed housing 11, and the limiting holes 10 are distributed in sequence, and the limiting holes 10 are combined with a pull rod 13 so that the sliding shell 3 can be fixed and moved more conveniently.

Further, the internally mounted of fixed shell 11 has pull rod 13, and the both ends of pull rod 13 all run through and extend to the outside of fixed shell 11, pull rod 13 and spacing hole 10 looks adaptation, and pull rod 13 is located the outside one end of fixed shell 11 and installs and draw set 12, draws set 12 to make pull rod 13's removal more convenient.

Further, a telescopic spring 14 and a fixing ring 15 are mounted on one side of the outside of the pull rod 13 relative to the inside of the fixing housing 11, and the fixing ring 15 is fixedly connected with the pull rod 13.

Further, first adjusting screw 4 is installed to one side of slide 2 upper end, and first adjusting screw 4 rotates with slide 2 to be connected, and first fixed slide bar 6 is installed to the opposite side of slide 2 upper end, and the externally mounted of first adjusting screw 4 and first fixed slide bar 6 has fixed horizontal bar 5, and fixed horizontal bar 5 passes through screw-thread fit with first adjusting screw 4 to be connected, first fixed slide bar 6 and fixed horizontal bar 5 sliding connection.

Further, please refer to fig. 1 and fig. 4, a second adjusting screw 7 is installed at an intermediate position inside the fixed cross bar 5, and the second adjusting screw 7 is connected with the fixed cross bar 5 through a screw thread fit, a pressing plate 9 is installed at one side of the lower end of the fixed cross bar 5 where the second adjusting screw 7 is located, and the pressing plate 9 is rotatably connected with the second adjusting screw 7, a second fixed slide bar 8 is installed at both sides of the upper end of the pressing plate 9, and the second fixed slide bar 8 is slidably connected with the fixed cross bar 5, the lifting of the pressing plate 9 is more convenient through the second adjusting screw 7, thereby conveniently fixing the lithium ion battery.

The working principle of the device is as follows: the second adjusting screw 7 is rotated, the second adjusting screw 7 and the fixed cross bar 5 are in threaded fit to convert rotary motion into linear motion, so that the pressing plate 9 performs lifting motion along the second fixed sliding rod 8, the first adjusting screw 4 is rotated to lift the fixed cross bar 5, the lithium ion battery is fixed more conveniently and quickly in this way, then the pull rod 13 is pulled outwards, one end of the pull rod 13 is moved out of the limiting hole 10, the fixing of the fixed shell 11 is cancelled, so that the limiting of the sliding shell 3 is cancelled, the sliding shell 3 is moved at the upper end of the sliding plate 2, so that the lithium battery can move, so that a nickel sheet outside the lithium battery can be conveniently connected with the tension device 17, after the lithium battery is moved to a proper position, the pull rod 13 is loosened, the telescopic spring 14 is reset to push the fixed ring 15, so that one end of the pull rod 13 is inserted into the limiting hole 10, so that the sliding shell 3 is fixed, when carrying out welding strength and detecting, start driving motor 21, the drive roller 22 of its output rotates, and the outside stay cord of drive roller 22 converts rotary motion into linear motion under the effect of frictional force to pulling chest expander 17, the stay cord removes in the inside of second pulley 20, makes the motion of stay cord more stable and receive the restriction through second pulley 20, and chest expander 17 carries out the displacement through first pulley 18 in the inside of fixed upright shell 16, makes chest expander 17's removal more stable.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lithium ion battery nickel piece welding strength detection device which characterized in that: comprises a workbench (1), a driving structure shell (19) is arranged on one side of the upper end of the workbench (1), and the driving structure shell (19) is fixedly connected with the workbench (1), a driving motor (21) is arranged in the driving structure shell (19), the output end of the driving motor (21) is provided with a driving roller (22), the two sides of the interior of the driving structure shell (19) close to the driving roller (22) are provided with second pulleys (20), a fixed vertical shell (16) is arranged in the middle of the upper end of the workbench (1), a chest expander (17) is arranged in the middle position inside the fixed vertical shell (16), the upper side and the lower side of the inside of the fixed vertical shell (16) relative to the outside of the chest expander (17) are both provided with a first pulley (18), and a first pulley (18) is rotatably connected with the fixed vertical shell (16), and a sliding plate (2) is installed on one side, far away from the driving structure shell (19), of the upper end of the workbench (1).

2. The device for detecting the welding strength of the nickel sheets of the lithium ion battery according to claim 1, characterized in that: one side of slide (2) upper end is installed and is slided shell (3), and slides shell (3) and slide (2) sliding connection, fixed shell (11) are installed to one side of the outside front end of slide shell (3), one side that workstation (1) outside front end is close to fixed shell (11) is provided with a plurality of spacing holes (10), and spacing hole (10) distribute in proper order.

3. The lithium ion battery nickel sheet welding strength detection device according to claim 2, characterized in that: the internally mounted of fixed shell (11) has pull rod (13), and the both ends of pull rod (13) all run through and extend to the outside of fixed shell (11), pull rod (13) and spacing hole (10) looks adaptation, pull rod (13) are located the outside one end of fixed shell (11) and install and draw set (12).

4. The lithium ion battery nickel sheet welding strength detection device according to claim 3, characterized in that: telescopic spring (14) and solid fixed ring (15) are installed for the inside one side of fixed shell (11) to pull rod (13) outside, and just gu fixed ring (15) and pull rod (13) fixed connection.

5. The lithium ion battery nickel sheet welding strength detection device according to claim 2, characterized in that: first adjusting screw (4) are installed to one side of slide (2) upper end, and first adjusting screw (4) rotate with slide (2) and be connected, first fixed slide bar (6) are installed to the opposite side of slide (2) upper end, the externally mounted of first adjusting screw (4) and first fixed slide bar (6) has fixed horizontal bar (5), fixed horizontal bar (5) are connected through screw-thread fit with first adjusting screw (4), first fixed slide bar (6) and fixed horizontal bar (5) sliding connection.

6. The device for detecting the welding strength of the nickel sheets of the lithium ion battery according to claim 5, characterized in that: the fixed horizontal bar (5) is inside intermediate position department installs second adjusting screw (7), and second adjusting screw (7) are connected through screw-thread fit with fixed horizontal bar (5), clamp plate (9) are installed to one side that second adjusting screw (7) are located fixed horizontal bar (5) lower extreme, and clamp plate (9) rotate with second adjusting screw (7) and be connected, fixed slide bar (8) of second are all installed to the both sides of clamp plate (9) upper end, and fixed slide bar (8) of second and fixed horizontal bar (5) sliding connection.