CN217560985U

CN217560985U - Lithium battery pole piece scraping and sampling device

Info

Publication number: CN217560985U
Application number: CN202221479445.9U
Authority: CN
Inventors: 张新树; 郭贻记; 黄胜峰
Original assignee: Huizhou Jinggong Precision Metal Products Co ltd
Current assignee: Huizhou Jinggong Precision Metal Products Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-10-11
Anticipated expiration: 2032-06-14

Abstract

The utility model discloses a lithium battery pole piece scrapes material sampling device relates to lithium battery technology field, including a supporting bench, install centre gripping drive assembly on the brace table, install a pair of grip block on the centre gripping drive assembly, install the alignment jig on the brace table, the translation frame is installed to the alignment jig bottom, installs the switching-over subassembly of being connected by motor drive in the transmission case, install the translation subassembly on the switching-over subassembly, the translation subassembly is used for driving the linear slip of the relative alignment jig of translation frame, translation frame bottom installation elasticity supports and pushes away the subassembly, elasticity supports and pushes away the subassembly bottom and is fixed with the cover plate, installs the scraper on the cover plate. The utility model discloses a starter motor drive switching-over subassembly for the walking gear is just reversing alternate rotation and is connected with rack toothing, makes the linear reciprocating motion of scraper, realizes scraping the material action repeatedly to the lithium cell electrode slice, has promoted sampling efficiency greatly, sampling process easy operation and convenient to use.

Description

Lithium battery pole piece scraping and sampling device

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium battery pole piece scrapes material sampling device.

Background

A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. Because the chemical properties of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high, the lithium battery becomes a mainstream along with the development of scientific technology, and in the failure analysis process of the lithium battery, active substances at specific positions of a lithium battery pole piece need to be scraped for material analysis and characterization.

The Chinese patent with the granted bulletin number of CN 216116825U discloses a scraping and sampling device for lithium battery pole pieces, which comprises a material placing base, wherein a battery fixing mechanism and a distance scraping mechanism are arranged on the material placing base, the battery fixing mechanism comprises two dovetail slide blocks which can be close to each other to clamp a battery, the distance scraping mechanism comprises a rotating disk, an installation seat, a distance rod and a scraping rod, the rotating disk is horizontally and rotatably arranged on the material placing base, the installation seat is arranged on the rotating disk in a lifting manner, the distance rod and the scraping rod can be horizontally and movably arranged on the installation seat, a contact head is arranged at the bottom of the distance rod, a scraper is fixedly arranged at the bottom of the scraping rod, and the lowest end of the contact head and the lowest end of the scraper are always positioned on the same horizontal plane; although the device can be used for scraping of lithium-ion battery pole pieces, scrape the manual regulation complex operation of process, be unfavorable for promoting lithium-ion battery pole pieces and scrape material sample effect, for this reason, provide a lithium-ion battery pole pieces and scrape material sampling device now to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium-ion battery pole piece scrapes material sampling device in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a lithium battery pole piece scrapes material sampling device, includes a supporting bench, install centre gripping drive assembly on the brace table, install a pair of grip block on the centre gripping drive assembly, install the alignment jig on the brace table, the translation frame is installed to the alignment jig bottom, be fixed with on the translation frame and slide and inlay the T shape slider of establishing on the alignment jig, fixed transmission case on the translation frame is fixed with the motor on the transmission case, install the switching-over subassembly of being connected by motor drive in the transmission case, install the translation subassembly on the switching-over subassembly, the translation subassembly is used for driving the relative alignment jig linear sliding of translation frame, translation frame bottom is installed the elasticity and is supported and push away the subassembly, elasticity supports and pushes away the subassembly bottom and is fixed with the cover plate, installs the scraper on the cover plate.

As an improved scheme of the utility model: the centre gripping drive assembly includes that coaxial fixed and screw thread revolve to two opposite threaded rods, threaded rod end fixing has the crank, threaded connection has the screw thread cover piece on the threaded rod, the screw thread cover piece with grip block fixed connection.

As an improved scheme of the utility model: the translation subassembly is including rotating the walking gear of installing on the translation frame, the level is fixed with the rack of being connected with walking gear engagement on the alignment jig, the coaxial worm wheel that is fixed with on the walking gear, the meshing is connected with the worm on the worm wheel.

As an improved scheme of the utility model: the reversing assembly comprises a bevel gear I and a bevel gear II which are coaxially fixed with the worm, an incomplete bevel gear is coaxially fixed on an output shaft of the motor, and the incomplete bevel gear is alternately meshed with the bevel gear I and the bevel gear II.

As an improved scheme of the utility model: the elastic pushing assembly comprises a hollow column vertically fixed at the bottom of the adjusting frame, a sliding sleeve fixed with a cover plate is sleeved on the hollow column in a sliding mode, the cover plate is communicated with the interior of the hollow column, a limiting ring I is fixed on the hollow column, a limiting ring II is fixed on the sliding sleeve, a spring ring is connected between the limiting ring I and the limiting ring II, a guide pillar in sliding connection with the limiting ring I is fixed on the limiting ring II, and a conveying pipe is installed on the side wall of the hollow column.

As an improved scheme of the utility model: the adjusting frame is rotatably installed on the supporting table, the supporting table is provided with a positioning hole, and the adjusting frame is vertically and slidably installed with an inserting column matched with the positioning hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a starter motor drive switching-over subassembly for the walking gear is just reversing alternate rotation and is connected with rack toothing, makes the linear reciprocating motion of scraper, realizes scraping the material action repeatedly to the lithium cell electrode slice, has promoted sampling efficiency greatly, sampling process easy operation and convenient to use.

2. The utility model discloses the elasticity that sets up in can play the vertical effect of pushing away to spacing ring II to pushing away of spring coil in pushing away the subassembly for the cover plate supports and pushes away the scraper, makes scraper and lithium cell electrode slice keep pressure contact, realizes abundant scraping material sampling operation, and the conveyer pipe of setting can be connected with outside negative pressure equipment, realizes in time absorbing the material that the electrode slice was scraped, has made things convenient for going on of sampling operation greatly.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention at a certain viewing angle;

fig. 2 is a schematic view of the overall structure of the present invention at another viewing angle;

FIG. 3 is a schematic view of a partial structure of the present invention;

FIG. 4 is a schematic view showing the connection of the components of the walking assembly, the transmission case, the motor, etc. according to the present invention;

fig. 5 is a schematic connection diagram of the components of the reversing assembly, the motor, the transmission case and the like in the present invention;

fig. 6 is a schematic view of the connection between the translation frame and the T-shaped sliding block according to the present invention.

In the figure: 1-supporting table, 2-crank handle, 3-clamping plate, 4-positioning hole, 5-inserting column, 6-adjusting frame, 7-motor, 8-transmission case, 9-translation frame, 10-cover plate, 11-scraper, 12-rack, 13-conveying pipe, 14-sliding sleeve, 15-threaded rod, 16-threaded sleeve block, 17-T-shaped sliding block, 18-hollow column, 19-limit ring I, 20-guide column, 21-spring ring, 22-incomplete bevel gear, 23-worm gear, 24-worm, 25-walking gear, 26-bevel gear I, 27-bevel gear II and 28-limit ring II.

Detailed Description

The technical scheme of the patent is further described in detail by combining the following specific embodiments:

example 1

Referring to fig. 1-6, a lithium battery pole piece scraping and sampling device comprises a supporting table 1, a clamping driving assembly is mounted on the supporting table 1, a pair of clamping plates 3 is mounted on the clamping driving assembly, an adjusting frame 6 is mounted on the supporting table 1, a translation frame 9 is mounted at the bottom of the adjusting frame 6, a T-shaped sliding block 17 embedded on the adjusting frame 6 in a sliding manner is fixed on the translation frame 9, a transmission case 8 is fixed on the translation frame 9, a motor 7 is fixed on the transmission case 8, a reversing assembly connected in a driving manner by the motor 7 is mounted in the transmission case 8, a translation assembly is mounted on the reversing assembly and used for driving the translation frame 9 to slide linearly relative to the adjusting frame 6, an elastic abutting assembly is mounted at the bottom of the translation frame 9, a cover plate 10 is fixed at the bottom of the elastic abutting assembly, and a scraper 11 is mounted on the cover plate 10.

Wherein, centre gripping drive assembly includes coaxial fixed and screw thread revolves to opposite two threaded

rods

15, and 15 end fixing of threaded rod have crank 2, threaded connection has screw sleeve piece 16 on the threaded rod 15,

screw sleeve piece

16 and 3 fixed connection of grip block. The lithium cell is arranged in on supporting bench 1, drives threaded rod 15 rotatory through waveing crank 2, and threaded rod 15 drive screw sleeve piece 16 removes for 3 relative motions of two grip blocks realize fixing the lithium cell, scrape the stability of material process with guaranteeing lithium-ion battery sheet.

The translation assembly of the device comprises a walking gear 25 which is rotatably arranged on a translation frame 9, a rack 12 which is meshed and connected with the walking gear 25 is horizontally fixed on an adjusting frame 6, a worm wheel 23 is coaxially fixed on the walking gear 25, and a worm 24 is meshed and connected with the worm wheel 23. The reversing assembly comprises a bevel gear I26 and a bevel gear II27 which are coaxially fixed with the worm 24, an output shaft of the motor 7 is coaxially fixed with an incomplete bevel gear 22, and the incomplete bevel gear 22 is alternately meshed with the bevel gear I26 and the bevel gear II 27.

Through the setting, starter motor 7 can drive incomplete bevel gear 22 rotatory, incomplete bevel gear 22 is connected with bevel gear I26 and bevel gear II27 meshing in turn, 24 clockwise rotation in turn of worm this moment, worm 24 drive worm wheel 23 is rotatory, worm wheel 23 drives walking gear 25 clockwise rotation in turn, transmission case 8 horizontal reciprocating motion under T shape slider 17's guide effect promptly this moment, the realization is to the repeated scraping sampling operation of lithium battery pole piece, the sampling process is automatic to be gone on, scraping material sampling efficiency has been promoted greatly.

Example 2

Referring to fig. 1-6, based on embodiment 1, in addition, the elastic pushing assembly includes a hollow column 18 vertically fixed at the bottom of the adjusting frame 6, a sliding sleeve 14 fixed with the cover plate 10 is slidably sleeved on the hollow column 18, the cover plate 10 is communicated with the inside of the hollow column 18, a limit ring I19 is fixed on the hollow column 18, a limit ring II28 is fixed on the sliding sleeve 14, a spring ring 21 is connected between the limit ring I19 and the limit ring II28, a guide post 20 slidably connected with the limit ring I19 is fixed on the limit ring II28, and a conveying pipe 13 is installed on the side wall of the hollow column 18.

After lithium cell erection fastening is at a supporting bench 1, on the lithium cell pole piece was supported in scraper 11 butt, under the elastic action of spring coil 21, stop collar II28, cover plate 10 had vertical decurrent motion trend, guaranteed to scrape the material in-process, scraper 11 keeps and lithium cell pole piece contact, has guaranteed to scrape the abundant of material process and has gone on. And the conveyer pipe 13 that sets up can be connected with outside negative pressure equipment, and the transport is realized along cover plate 10, sliding sleeve 14, cavity post 18 and conveyer pipe 13 to the powdered sample that scrapes down from the lithium-ion battery pole piece, has made things convenient for the collection of sample greatly.

In addition, the adjusting frame 6 is rotatably installed on the supporting table 1, the supporting table 1 is provided with a positioning hole 4, and the adjusting frame 6 is vertically and slidably installed with an inserting column 5 matched with the positioning hole 4. Before installing lithium cell on a supporting bench 1, rotate the skew brace table 1 of alignment jig 6, make things convenient for the installation of lithium cell, after lithium cell is installed on a supporting bench 1, rotate alignment jig 6 and reset, will insert post 5 and peg graft and realize spacing adjusting jig 6 on locating hole 4, guarantee to scrape the stability of material sample process and go on.

To sum up, the utility model discloses a 7 drive switching-over subassemblies of starter motor for walking gear 25 just reverses rotation in turn and is connected with the meshing of rack 12, makes 11 linear reciprocating motion of scraper, realizes scraping the material action repeatedly to the lithium cell electrode slice, has promoted sampling efficiency greatly, sampling process easy operation and convenient to use. The utility model discloses in the elasticity that sets up support spring coil 21 in pushing away the subassembly can play the vertical effect of pushing away to spacing ring II28 for cover plate 10 supports and pushes away scraper 11, makes scraper 11 and lithium cell electrode slice keep pressure contact, realizes abundant scraping material sample operation, and the conveyer pipe 13 of setting can be connected with outside negative pressure equipment, realizes in time absorbing the material that the electrode slice was scraped, has made things convenient for going on of sample operation greatly.

It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but not construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations, modifications and substitutions can be made, which all fall within the scope of protection of the present technical solution. The protection scope of this technical solution patent should be subject to the appended claims.

Claims

1. The utility model provides a lithium battery pole piece scrapes material sampling device, includes brace table (1), install centre gripping drive assembly on brace table (1), install a pair of grip block (3) on the centre gripping drive assembly, install alignment jig (6) on brace table (1), its characterized in that, translation frame (9) are installed to alignment jig (6) bottom, be fixed with on translation frame (9) and slide and inlay T shape slider (17) of establishing on alignment jig (6), fixed transmission case (8) are gone up in translation frame (9), are fixed with motor (7) on transmission case (8), install the switching-over subassembly of being connected by motor (7) drive in transmission case (8), install the translation subassembly on the switching-over subassembly, the translation subassembly is used for driving translation frame (9) relative alignment jig (6) linear sliding, translation frame (9) bottom is installed elasticity and is supported and is pushed the subassembly, elasticity is supported and is pushed the subassembly bottom and is fixed with cover plate (10), installs scraper (11) on cover plate (10).

2. The lithium battery pole piece scraping and sampling device according to claim 1, wherein the clamping driving assembly comprises two threaded rods (15) which are coaxially fixed and have opposite thread turning directions, a hand crank (2) is fixed at the end of each threaded rod (15), a thread sleeve block (16) is connected to each threaded rod (15) in a threaded manner, and the thread sleeve block (16) is fixedly connected with the clamping plate (3).

3. The scraping and sampling device for the lithium battery pole pieces according to claim 1, wherein the translation assembly comprises a walking gear (25) rotatably mounted on a translation frame (9), a rack (12) meshed with the walking gear (25) is horizontally fixed on the adjusting frame (6), a worm wheel (23) is coaxially fixed on the walking gear (25), and a worm (24) is meshed with the worm wheel (23).

4. The scraping and sampling device for the lithium battery pole piece according to claim 3, characterized in that the reversing assembly comprises a bevel gear I (26) and a bevel gear II (27) coaxially fixed with a worm screw (24), an output shaft of the motor (7) is coaxially fixed with an incomplete bevel gear (22), and the incomplete bevel gear (22) is alternately in meshed connection with the bevel gear I (26) and the bevel gear II (27).

5. The lithium battery pole piece scraping and sampling device according to claim 1, wherein the elastic pushing assembly comprises a hollow column (18) vertically fixed at the bottom of the adjusting frame (6), a sliding sleeve (14) fixed with a cover plate (10) is slidably sleeved on the hollow column (18), the cover plate (10) is communicated with the inside of the hollow column (18), a limit ring I (19) is fixed on the hollow column (18), a limit ring II (28) is fixed on the sliding sleeve (14), a spring ring (21) is connected between the limit ring I (19) and the limit ring II (28), a guide post (20) slidably connected with the limit ring I (19) is fixed on the limit ring II (28), and a conveying pipe (13) is installed on the side wall of the hollow column (18).

6. The scraping and sampling device for the lithium battery pole pieces according to claim 1, wherein the adjusting frame (6) is rotatably installed on the supporting table (1), the supporting table (1) is provided with a positioning hole (4), and the adjusting frame (6) is vertically and slidably installed with an inserting column (5) matched with the positioning hole (4).