Pole piece sampling mechanism

Abstract

The utility model provides a pole piece sampling mechanism, which relates to the field of battery pole piece testing and comprises a case, a water tank is arranged in the case, an inclined first chute is arranged above the water tank, one notch of the first chute faces outwards, and the other notch of the first chute faces towards the water tank; a first plate is further included, the first plate enters the first sliding groove, the first plate is provided with a second plate, and the second plate is used for fixing the pole piece; the first plate is further provided with a driving structure, and the driving structure drives the second plate to do linear motion, so that the second plate drives the pole piece to enter the water tank, or the second plate is pulled out of the water tank and then does reciprocating motion; the scraper is located in the moving range of the second plate, the angle of the scraper is adjustable, and the scraper is in scraping contact with the pole piece in the reciprocating motion of the second plate. In the powder scraping process, numerous environmental variables are eliminated, the sample property is more stable, in addition, the electric control scraper is used, the sampling force is controllable, and sampling is more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of battery pole piece test, especially pole piece sampling mechanism. BACKGROUND

[0002] In pole piece material test analysis, a doctor blade is needed to scrape powder on the sample surface, and the above operation mode has two disadvantages. First, the pole piece and the powder are exposed to the atmosphere, which may change the sample properties and performance due to dust, oxidation and moisture; second, uneven force during manual sample scraping may bring part of the current collector material, affecting the test results, in addition, the pole piece is compacted tightly, and the difficulty of powder scraping is also a problem that cannot be ignored. UTILITY MODEL CONTENT

[0003] The utility model aims at providing pole piece sampling mechanism to solve the above technical problem.

[0004] The utility model discloses a technical scheme to solve the above technical problem:

[0005] The pole piece sampling mechanism comprises a machine case, a water tank in the machine case, a first chute inclined above the water tank, one slot of the first chute facing outward, and another slot of the first chute facing the water tank;

[0006] It also comprises a first plate entering the first chute, a second plate matched with the first plate, and the second plate being used for fixing the pole piece;

[0007] The first plate is also matched with a driving structure, the driving structure drives the second plate to move linearly, so that the second plate with the pole piece enters the water tank, or the second plate is separated from the water tank and reciprocates;

[0008] It also comprises a doctor blade in the moving range of the second plate, the angle of the doctor blade being adjustable, and the doctor blade being in contact with the pole piece during reciprocation of the second plate.

[0009] Preferably, the machine case needs to be adjusted to a vacuum environment before the second plate reciprocates.

[0010] Preferably, the machine case has a first pipe, one end of the first pipe entering the water tank, and the other end of the first pipe being connectable to a vacuum pump.

[0011] Preferably, the water tank is also matched with a second pipe and a third pipe, the second pipe being an inlet pipe of the water tank, the third pipe being an outlet pipe of the water tank, and the second pipe and the third pipe being both matched with valves.

[0012] Preferably, the water tank also has a heating part, the heating part being opposite to the pole piece when the second plate enters the water tank, and being used for drying the pole piece and the environment in the machine case after liquid in the water tank is discharged through the third pipe.

[0013] Preferably, the first sliding groove is provided with a scraper groove for arranging the scraper, and the first motor is arranged in the scraper groove, the scraper is fixed to the driving end of the first motor, and the scraper can be extended into the first sliding groove to contact the pole piece or be rotated in the scraper groove under the driving of the first motor.

[0014] Preferably, the first plate is provided with a second sliding groove for arranging the second plate, and the second sliding groove is provided with an open slot for the second plate to extend outward relative to the first plate.

[0015] Preferably, the second sliding groove is provided with a synchronous belt groove, and the second motor groove is arranged corresponding to the synchronous belt groove.

[0016] The driving structure comprises a second motor arranged in the second motor groove and a synchronous belt arranged in the synchronous belt groove, and the synchronous belt is driven by the second motor.

[0017] The second plate is provided with a synchronous block connected with the synchronous belt, and the synchronous block is used to make the second plate slide relative to the first plate when the second motor drives the synchronous belt to rotate.

[0018] Preferably, the second plate is provided with at least two pressing blocks, and the second plate is further provided with a fastener, which is a screw and a nut, wherein the screw is fixed to the second plate and extends outward through the pressing block, and the outward extending part is sleeved with the nut, and the combination of the screw and the nut is used to fasten the pole piece after the pressing block covers the pole piece.

[0019] Preferably, the side of the second plate facing the water tank is provided with a blocking part, and the blocking part is provided with a plurality of micropores, wherein the micropores have a smaller diameter than the particle size of the powder.

[0020] The beneficial effects of the present application are as follows:

[0021] 1. The present application can save the pole piece by extracting vacuum, isolating moisture and oxygen.

[0022] 2. The present application eliminates many environmental variables in the process of scraping powder, and the sample properties are more stable. In addition, an electric control scraper is used, the sampling force is controllable, and the sampling is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 FIG. 1 is a schematic view of the pole piece sampling mechanism in the process of scraping powder;

[0024] Figure 2 FIG. 2 is a schematic view of the pole piece sampling mechanism in the process of scraping powder; Figure 1

[0025] Figure 3 FIG. 3 is a sectional view of the machine box;

[0026] Figure 4 FIG. 4 is a schematic view of the pole piece fixing part in the pole piece sampling mechanism; Figure 2 ​​

[0027] Figure 5 for Figure 1 A schematic diagram of the electrode fixing part in the mechanism shown;

[0028] Reference numerals: 1. Chassis; 2. Water tank; 3. Baffle; 4. First plate; 5. Second plate; 6. Scraper groove; 7. First motor; 8. Scraper; 9. Heating section; 10. First pipe; 11. Second pipe; 12. Third pipe; 13. First slide groove; 14. Third plate; 15. Second motor groove; 16. Synchronous belt groove; 17. Groove; 18. Second motor; 19. Synchronous block; 20. Synchronous belt; 21. Pressure block; 22. Fastener; 23. Microhole; 24. Second slide groove. Detailed Implementation

[0029] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. Preferred embodiments of this utility model are shown in the drawings. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the disclosure of this utility model.

[0030] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

[0031] The specific embodiments of this utility model are described below with reference to the accompanying drawings.

[0032] Example 1

[0033] This embodiment presents an electrode sampling mechanism; please refer to [link / reference]. Figures 1-5 The electrode sampling mechanism includes a chassis 1, and the chassis 1 contains... Figures 1-3 The water tank 2 shown has an inclined baffle 3 above it, which forms an inclined first chute 13 inside the chassis 1. It should be noted that, in addition to the inclined portion, the water tank 2 also has a straight portion, where a heating element 9 is installed. A first pipe 10, which runs directly through the water tank 2, is also provided. The first pipe 10 serves as a channel for venting water vapor during heating by the heating element 9. The first pipe 10 can also be connected to a vacuum pump, thereby creating a vacuum environment inside the chassis 1.

[0034] Please see Figures 1-3 One opening of the first chute 13 faces outward, and the other opening of the first chute 13 faces the straight part of the water tank 2. Figure 4 and Figure 5 The first plate 4 shown enters the first slide groove 13 through the outer opening of the first slide groove 13. Please continue reading.Figure 4 and Figure 5 The first plate 4 has a third plate 14 at the outward opening of the first sliding groove 13, which, through the cooperation of the locking structure and the gasket, closes the outward opening of the first sliding groove 13, forming a closed space in the cabinet 1, facilitating the setting of a vacuum environment.

[0035] Please refer to Figure 4 and Figure 5 The first plate 4 has a second sliding groove 24 on the surface for setting the second plate 5. The second sliding groove 24 has an open slot for the second plate 5 to extend outward relative to the first plate 4. The two sides of the second sliding groove 24 are synchronous belt grooves 16, and the closed end of the second sliding groove 24 has two second motor grooves 15 corresponding to the synchronous belt grooves 16. The second motor grooves 15 are provided with a second motor 18, and the synchronous belt grooves 16 are provided with a synchronous belt 20, wherein one end of the synchronous belt 20 is in contact with the driving part of the second motor 18, and the other end of the synchronous belt 20 is supported by a roller. In this way, the second motor 18 can drive the synchronous belt 20 to rotate in the synchronous belt groove 16. Please continue to refer to Figure 4 and Figure 5 The second plate 5 has two extension parts, which are synchronous blocks 19, connected with the synchronous belt 20, so that the second plate 5 can slide in the second sliding groove 24. It should be noted that the intersection of the second sliding groove 24 and the synchronous belt groove 16 has a groove 17 for the synchronous block 19 to cross.

[0036] In this embodiment, the second plate 5 can be used to fix the pole piece. Please continue to refer to Figure 4 and Figure 5 The surface of the second plate 5 has a region for fixing the pole piece, and the fixing region has two pressing blocks 21 for covering the side edges of the pole piece. The pressing blocks 21 are also provided with two fasteners 22, which are screws and nuts in this embodiment. The screw penetrates the pressing block 21 from the bottom surface of the second plate 5 and extends outward, and the outward extending part is sleeved by the nut. The combination of the screw and the nut can further fasten the pole piece after the pressing block 21 covers the pole piece, preventing the pole piece from loosening.

[0037] Please refer to Figure 1 and Figure 2 In this embodiment, the sliding rule of the second plate 5 in the second sliding groove 24 can be summarized as extending outward from the open slot (after extending outward, it can also reciprocate in the second sliding groove 24), or reciprocating in the second sliding groove 24. As shown in Figure 1 After extending outward from the open slot, the second plate 5 and the fixed pole piece can enter the water tank 2 and sink into the DMC solution injected into the water tank 2 for soaking and cleaning (the DMC solution is injected into the water tank 2 from the second pipe 11). As shown in Figure 2As shown, for the reciprocating sliding of the second plate 5 in the second sliding groove 24, firstly, the DMC solution in the water tank 2 needs to be discharged (the DMC solution is discharged from the third pipe 12), and the pole piece needs to be dried by the heating part 9 (during the drying process, the water vapor generated in the cabinet 1 is discharged through the first pipe 10), and after drying, the vacuum pump is connected with the first pipe 10, after connection, the cabinet 1 is vacuumized through the vacuum pump, and then the second plate 5 is reciprocated in the setting range of the second sliding groove 24.

[0038] Please refer to Figures 1-3 The purpose of the reciprocating sliding of the second plate 5 in the setting range of the second sliding groove 24 is to cooperate with the scraper 8 to scrape the powder from the surface of the pole piece, and further, the scraper groove 6 for arranging the scraper 8 is arranged above the first sliding groove 13, the first motor 7 is arranged in the scraper groove 6, the scraper 8 is fixed on the driving end of the first motor 7, and the scraper 8 can be extended into the first sliding groove 13 to contact the pole piece or rotated in the scraper groove 6 under the driving of the first motor 7. In this embodiment, in order to collect the powder scraped from the surface of the pole piece, the blocking part is arranged on the side of the second plate 5 facing the water tank 2, the blocking part has a plurality of micropores 23, wherein the diameter of the micropore 23 is smaller than the particle size of the powder, so that after the pole piece is cleaned, water can flow out of the blocking part, and after the powder is scraped, the powder can exist in the blocking part, which is convenient for subsequent collection by personnel.

[0039] The technical features of the above-described embodiments can be combined arbitrarily, and in order to make the description simple, all possible combinations of the technical features in the above-described embodiments are not described, however, as long as the combination of the technical features does not exist contradictory, it should be considered as the scope of the description.

[0040] The above-described embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but it cannot be understood as the limitation of the scope of the utility model patent. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A pole piece sampling mechanism characterized by: The utility model provides a kind of electroplating device, including cabinet, water tank in cabinet, the first chute of the inclined upper water tank, one slot of the first chute is outward, and the other slot of the first chute is towards water tank;It also includes the first plate, the first plate enters the first chute, the first plate is equipped with second plate, and second plate is used to fix pole piece; The first plate is also equipped with driving structure, and the driving structure drives the linear motion of second plate, so that second plate enters water tank with pole piece, or reciprocating motion after second plate is separated from water tank; It also includes scraper in the moving range of second plate, the angle of scraper is adjustable, and scraper is in contact with pole piece in the reciprocating motion of second plate.

2. The pole piece sampling mechanism of claim 1, wherein: Before the reciprocating motion of second plate, the cabinet needs to be adjusted to vacuum environment.

3. The pole piece sampling mechanism of claim 2, wherein: The cabinet has first pipe, one end of first pipe enters water tank, and the other end of first pipe can be connected with vacuum pump.

4. The pole piece sampling mechanism of claim 1, wherein: Water tank is also equipped with second pipe and third pipe, wherein, second pipe is the inlet pipe of water tank, third pipe is the outlet pipe of water tank, and second pipe and third pipe are both equipped with valve.

5. The pole piece sampling mechanism of claim 4, wherein: Water tank also has heating part, heating part is opposite to pole piece when second plate enters water tank, for drying treatment of pole piece and environment in cabinet after liquid in water tank is discharged through third pipe.

6. The pole piece sampling mechanism of claim 1, wherein: The first chute has scraper groove for setting scraper, and first motor is arranged in the scraper groove, the scraper is fixed on the driving end of first motor, and the scraper can be extended into the first chute to contact the pole piece or rotated in the scraper groove under the driving of first motor.

7. The pole piece sampling mechanism of claim 1, wherein: The first plate has second chute, and the second chute is used for placing second plate, and the second chute also has open slot, and the open slot is used for second plate to extend outward compared with the first plate.

8. The pole piece sampling mechanism of claim 7, wherein: The two sides of second chute are synchronous belt groove, and the corresponding of synchronous belt groove is second motor groove; The driving structure includes second motor arranged in second motor groove and synchronous belt arranged in synchronous belt groove, and the synchronous belt is driven by second motor; Second plate has synchronous block, and the synchronous block is connected with synchronous belt, so that second plate slides relative to first plate when second motor drives synchronous belt to run.

9. The pole piece sampling mechanism of claim 8, wherein: Second plate is equipped with at least two pressing blocks, and second plate is also equipped with fastener, and the fastener is screw and nut, wherein, screw is fixed on second plate and extends outward through pressing block, and the outward extending part is sleeved by nut, and the combination of screw and nut is used to fasten pole piece after pressing block covers pole piece.

10. The pole piece sampling mechanism of claim 9, wherein: The side of second plate towards water tank has blocking part, and the blocking part has a plurality of micropores, wherein, the pore size of micropore is smaller than the particle size of powder.

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