Automatic electrolyte sample preparation system and method

Abstract

The application discloses an electrolyte automatic sample preparation system and method, which comprises a feeding table, a tray cleaner, a sample grinding device, a sample pressing machine, a multi-station rotary workbench, a cleaning machine, a charging machine, a discharging table, a second mechanical arm and a first mechanical arm, the multi-station rotary workbench is divided into a cleaning station, a charging station, a sample pressing station and a discharging station, and a tray is fixedly installed on each station. The cleaning station, the charging station, the sample pressing station and the discharging station are connected in series to form a production sample preparation mode in a flow line mode, the sample preparation mode is smooth, a multi-station rotary workbench is shared to reduce the transfer time, each station can work at the same time, the production efficiency is high, the sample grinding box and the sample grinding hammer have a cleaning function, and mutual pollution of samples is avoided.

Description

Technical Field

[0001] The invention relates to an automatic electrolyte sample preparation system and method, belonging to the technical field of automatic electrolyte sample preparation in electrolytic aluminum plants. Background Art

[0002] At present, the electrolyte sample preparation in industrial electrolytic aluminum plants is all done manually, which has the problems of heavy workload, high labor intensity, tedious work, low sample preparation efficiency, dust pollution affecting the health of operators, and the electrolyte composition test results cannot avoid the influence of human factors. Summary of the Invention

[0003] In view of the shortcomings of the existing technology, the present invention provides an automatic electrolyte sample preparation system and method, thereby improving sample preparation efficiency, reducing labor intensity, avoiding human factors affecting test results, and promoting the health of operators.

[0004] The technical solution of the present invention is implemented as follows: an automatic electrolyte sample preparation system, including a loading platform, a tray cleaner, a sample grinding device, a sample pressing machine, a multi-station rotary workbench, a cleaning machine, a loader, an unloading platform, a No. 2 robot and a No. 1 robot. The multi-station rotary workbench is divided into a cleaning station, a loading station, a sample pressing station and a unloading station. A tray is fixedly installed on each station. A tray cleaner, a loader, a sample pressing machine and a No. 1 robot are respectively installed on one side of the multi-station rotary workbench and corresponding to the cleaning station, the loading station, the sample pressing station and the unloading station. A loading platform and an unloading platform are respectively installed on both sides of the No. 1 robot. A temporary storage platform is fixedly connected to the tray cleaner. The No. 2 robot is installed on one side of the temporary storage platform. A cleaning machine and a sample grinding device are respectively installed on one side of the No. 2 robot.

[0005] Furthermore, the sample grinding device includes an existing sample grinding machine, a sample grinding box is placed on the workbench of the sample grinding machine, a sample grinding hammer is placed in the sample grinding box, a lifting cylinder is fixedly installed on one side of the workbench, a rotating cylinder is fixedly installed on the telescopic top rod of the lifting cylinder, a swing plate is fixedly installed on the rotating shaft of the rotating cylinder, the other end of the swing plate is fixedly connected to the grinding box cover, and the grinding box cover is sealed on the mouth of the grinding box, a protective cylinder is fixedly installed on the other side of the workbench, a grinding box cover cleaning brush is installed in the protective cylinder, and the grinding box cover cleaning brush is transmission-connected to the rotating shaft of the reduction motor; a shock absorber is fixedly installed at the bottom of the sample grinding machine.

[0006] Furthermore, the sample pressing machine includes a sample pressing machine base, a bow frame is fixedly connected to the sample pressing machine base, a sample pressing cylinder is fixedly connected to the top of the bow frame, a sample pressing head is fixedly connected to the telescopic push rod of the sample pressing cylinder, and the center of the sample pressing head is concentric with the center of the tray; a support platform is fixedly installed on the bottom of the bow frame, and the top surface of the support platform is slidably matched with the bottom surface of the multi-station rotary workbench; a guide rod parallel to the telescopic push rod of the sample pressing cylinder is fixedly connected to one side of the sample pressing head, and the guide rod is slidably connected to the top of the bow frame.

[0007] Furthermore, the multi-station rotary workbench includes a multi-station rotary platform base frame, a cam divider is fixedly installed on the multi-station rotary platform base frame, a multi-station disc is fixedly connected to the output shaft of the cam divider, and four trays are evenly distributed along the circumferential direction on the top surface of the multi-station disc, and a drop-out port is provided on one side of each tray; the tray cleaner includes a U-shaped frame, a cover shell is fixedly installed on the top periphery of the U-shaped frame, a material receiving box is placed at the bottom of the U-shaped frame, and the cover shell and the material receiving box are respectively located on the upper and lower sides of the multi-station disc, and U-shaped grooves are provided on both sides of the cover shell, and the width of the U-shaped groove is greater than the diameter of the tray, and a dust cover and a brush are respectively installed on the top of the U-shaped frame.

[0008] Furthermore, the cleaning machine includes a frame, a mounting frame is fixedly connected to the middle of the frame, a partition is fixedly installed above the mounting frame, the partition divides the space above the mounting frame into a grinding sample box cleaning room and a grinding sample hammer cleaning room, a first rotating shaft and a second rotating shaft are respectively rotatably connected on the mounting frame and located in the grinding sample box cleaning room and the grinding sample hammer cleaning room, a cleaning motor is fixedly installed below the mounting frame, the main shaft of the cleaning motor is transmission-connected to the first rotating shaft through a coupling, and at the same time, the lower end of the first rotating shaft is transmission-connected to the lower end of the second rotating shaft through a synchronous pulley mechanism, the upper ends of the first rotating shaft and the second rotating shaft both extend above the mounting frame, a cylindrical brush and an L-shaped brush are respectively fixedly connected to the upper ends of the first rotating shaft and the second rotating shaft, a longitudinal cleaning cylinder is fixedly installed on the side wall of the grinding sample box cleaning room, An L-shaped support plate is fixedly connected to the telescopic rod of the cleaning cylinder, and a sample grinding box positioning hole is opened at the bottom of the L-shaped support plate, and the center of the sample grinding box positioning hole is concentric with the first rotating shaft; an XY sliding module is fixedly installed on the side wall of the sample grinding hammer cleaning room, and a connecting member is fixedly connected to the Y-direction sliding member on the XY sliding module, and a suction cup is fixedly connected to the lower end of the connecting member, and the center of the suction cup is concentric with the second rotating shaft; a sliding door is slidably connected to one side of the sample grinding box cleaning room and the sample grinding hammer cleaning room, and a sliding door driving cylinder is fixedly installed on the partition, and the sliding block of the sliding door driving cylinder is fixedly connected to the sliding door through an L-shaped connecting plate; an inclined plate receiving trough is fixedly installed at the bottom of the mounting frame and below the cylindrical brush and the L-shaped brush, and a pull-out material receiving hopper is slidably connected to the frame and below the inclined plate receiving trough.

[0009] Furthermore, the loader includes a loader base, a loading platform is fixedly installed above the loader base, a longitudinal loading cylinder is fixedly installed on one side of the loading platform, a motor box is fixedly connected to the sliding block of the longitudinal loading cylinder, a brush motor is fixedly installed in the motor box, the main shaft of the brush motor extends out of the bottom of the motor box and is fixedly connected to the conical brush, a conical receiving hopper is embedded and fixed on the loading platform, and the center of the conical receiving hopper is concentric with the center of the conical brush, and a material receiving hopper is fixed on the loader base. It is equipped with a horizontal pushing cylinder, a U-shaped guide groove is fixedly installed above the horizontal pushing cylinder, a push plate is slidably connected in the U-shaped guide groove and close to the bottom of the U-shaped guide groove, one end of the push plate is fixedly connected to the sliding block of the horizontal pushing cylinder, a sample pressing ring placing cylinder is fixedly installed above the U-shaped guide groove, a group of sample pressing rings are stacked in the sample pressing ring placing cylinder, and a distance of the thickness of the sample pressing ring is reserved between the lower end of the sample pressing ring placing cylinder and the bottom of the U-shaped guide groove; the bristles on the conical brush gradually shorten from top to bottom.

[0010] Furthermore, an inkjet printer is installed on one side of the multi-station rotary workbench and between the sample pressing station and the material unloading station.

[0011] At the same time, the present invention also provides an automatic electrolyte sample preparation method based on the above-mentioned automatic electrolyte sample preparation system, comprising the following steps:

[0012] Step 1: First, put the block electrolyte into the material cup of the loading tray. After the material cup is placed, put the loading tray on the loading table to complete the preparation work;

[0013] Step 2: After the host computer issues a command, the No. 1 robot starts to move, grabs the material cup in the loading tray and pours the block electrolyte into the grinding sample box on the temporary storage table, then puts the material cup back to the loading tray and returns to wait;

[0014] Step 3: The No. 2 manipulator grabs the sample grinding box and places it on the sample grinding device and then retreats. The sample grinding device covers the grinding box lid and starts grinding. After grinding is completed, the grinding box lid is removed. The No. 2 manipulator grabs the sample grinding box on the sample grinding device and places it into the sample grinding hammer cleaning room of the cleaning machine. At this time, the suction cup absorbs the sample grinding hammer in the sample grinding box, and then the No. 2 manipulator pours the material in the sample grinding box into the conical receiving hopper of the loader, and then puts the sample grinding box upside down into the sample grinding box positioning hole on the sample grinding box cleaning room and exits. The cleaning machine starts to clean the sample grinding box and the sample grinding hammer;

[0015] Step four, after the second manipulator finishes pouring, the tray on the multi-station rotary table is just below the conical material receiving hopper. The loading machine pushes the sample ring to the tray through the horizontal pushing cylinder and the push plate, and the conical brush sweeps the material in the conical material receiving hopper to make the material fall into the sample ring on the tray. At this time, the multi-station rotary table of the sample press rotates 45° to the sample pressing station, and the sample press starts to press the sample in the sample ring. After the sample pressing is completed, the multi-station rotary table rotates 45° to the discharging station again, and the first manipulator places the finished sample on the discharging table; the multi-station rotary table continues to rotate 45° to the cleaning station, and the tray cleaner cleans the tray to prepare for the next loading; every 45° rotation of the multi-station rotary table, the four stations on the workbench repeat the action once, until all the samples are completed.

[0016] In the above method, after the sample pressing is completed, the multi-station rotary table rotates from the sample pressing station to the discharging station, and the sample pressed is numbered by the code printer on one side of the multi-station rotary table.

[0017] Due to the adoption of the above technical scheme, the advantages of the present application are as follows: the cleaning station, the loading station, the sample pressing station and the discharging station are connected in series to form a production and sample preparation mode in a flow line type, the sample preparation mode has a smooth process flow, a multi-station rotary table is shared to reduce the transfer time, and each station can work simultaneously to improve the production efficiency. In addition, the sample box and the sample hammer cleaning function are provided to avoid mutual contamination of the samples. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a top view of the structural schematic diagram of the present application;

[0019] Figure 2 is a perspective view of the structural schematic diagram of the present application;

[0020] Figure 3 is a perspective view of the structural schematic diagram of the sample grinding device;

[0021] Figure 4 is a top view of the structural schematic diagram of the sample grinding device;

[0022] Figure 5 is a sectional view of the structural schematic diagram of the grinding box cover and the sample grinding box;

[0023] Figure 6 is a perspective view of the structural schematic diagram of the sample press and the multi-station rotary table;

[0024] Figure 7 is a perspective view of the structural schematic diagram of the tray cleaner and the multi-station rotary table;

[0025] Figure 8 is a sectional view of Figure 7 ;

[0026] Figure 9 is a front view of a structural schematic diagram of the cleaning machine;

[0027] Figure 10 is a sectional view of Figure 9 ;

[0028] Figure 11 is a sectional view of Figure 9 ;

[0029] Figure 12 is a perspective view of a structural schematic diagram of the cleaning machine;

[0030] Figure 13 is a front perspective view of a structural schematic diagram of the loading machine;

[0031] Figure 14 is a rear perspective view of a structural schematic diagram of the loading machine;

[0032] Figure 15 is a sectional view of a structural schematic diagram of the loading machine. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present application.

[0034] Embodiments of the present application: please refer to Figure 1 and Figure 2The present invention provides an automatic electrolyte sample preparation system, comprising a loading platform 1, a tray cleaner 2, a sample grinding device 3, a sample pressing machine 4, a multi-station rotary worktable 5, a cleaning machine 6, a loading machine 7, an unloading platform 8, a second manipulator 9 and a first manipulator 12. The multi-station rotary worktable 5 is divided into a cleaning station A, a loading station B, a sample pressing station C and a unloading station D. A tray 14 is fixedly installed on each station. On one side of the multi-station rotary worktable 5 and corresponding to the cleaning station A, the loading station B, the sample pressing station C and the unloading station D, a tray 14 is fixedly installed on each station. The workstation C and the unloading workstation D are respectively equipped with a tray cleaner 2, a loader 7, a sample pressing machine 4 and a No. 1 robot 12. The loading table 1 and the unloading table 8 are respectively installed on both sides of the No. 1 robot 12. A temporary storage table 10 is fixedly connected to the tray cleaner 2. The No. 2 robot 9 is installed on one side of the temporary storage table 10. A cleaning machine 6 and a sample grinding device 3 are respectively installed on one side of the No. 2 robot 9; an inkjet printer 11 is installed on one side of the multi-station rotary worktable 5 and between the sample pressing station and the unloading station.

[0035] See also Figures 3-5 The sample grinding device 3 includes an existing sample grinding machine 301, which is improved by using a laboratory vibration sample grinding machine model ZHM-1A produced by Shandong Hongde Industrial Co., Ltd. A sample grinding box 303 is placed on the workbench 302 of the sample grinding machine 301, and a sample grinding hammer 305 is placed in the sample grinding box 303. A lifting cylinder 308 is fixedly installed on one side of the workbench 302, and a rotating cylinder 307 is fixedly installed on the telescopic top rod of the lifting cylinder 308. A swing plate 306 is fixedly installed on the rotating shaft of the rotating cylinder 307, and the other end of the swing plate 306 is fixedly connected to the grinding box cover 304, and the grinding box cover 304 is sealed on the mouth of the grinding sample box 303. A protective cylinder 310 is fixedly installed on the other side of the workbench 502, and a grinding box cover cleaning brush 309 is installed in the protective cylinder 310, and the grinding box cover cleaning brush 309 is transmission-connected to the rotating shaft of the reduction motor; a shock absorber 311 is fixedly installed at the bottom of the sample grinder 301.

[0036] See also Figure 6 The sample pressing machine 4 includes a sample pressing machine base 401, on which a bow frame 402 is fixedly connected, a sample pressing cylinder 403 is fixedly connected to the top of the bow frame 402, and a sample pressing head 404 is fixedly connected to the telescopic push rod of the sample pressing cylinder 403, and the center of the sample pressing head 404 is concentric with the center of the tray 14; a support platform 405 is fixedly installed at the bottom of the bow frame 402, and the top surface of the support platform 405 is slidably matched with the bottom surface of the multi-station rotary workbench 5; a guide rod 406 parallel to the telescopic push rod of the sample pressing cylinder 403 is fixedly connected to one side of the sample pressing head 404, and the guide rod 406 is slidably connected to the top of the bow frame 402.

[0037] See also Figure 7 and Figure 8 The multi-station rotary workbench 5 includes a multi-station rotary platform base 501, a cam divider 502 is fixedly mounted on the multi-station rotary platform base 501, and a multi-station disc 503 is fixedly connected to the output shaft of the cam divider 502, and four trays 14 are evenly distributed along the circumferential direction on the top surface of the multi-station disc 503, and a drop opening 504 is opened on one side of each tray 14; the tray cleaner 2 includes a U-shaped frame 203, a cover shell 201 is fixedly mounted on the top periphery of the U-shaped frame 203, and a material receiving box 202 is placed at the bottom of the U-shaped frame 203, and the cover shell 201 and the material receiving box 202 are respectively located on the upper and lower sides of the multi-station disc 503, and U-shaped grooves 205 are opened on both sides of the cover shell 201, and the width of the U-shaped groove 205 is greater than the diameter of the tray 14, and a dust cover 204 and a brush 205 are respectively installed on the top of the U-shaped frame 203.

[0038] See also Figures 9-12The cleaning machine 6 includes a frame 601, a mounting frame 614 is fixedly connected to the middle of the frame 601, and a partition 611 is fixedly installed above the mounting frame 614. The partition 611 divides the space above the mounting frame 614 into a grinding sample box cleaning room 612 and a grinding sample hammer cleaning room 607. On the mounting frame 614 and located in the grinding sample box cleaning room 612 and the grinding sample hammer cleaning room 607, a first rotating shaft 615 and a second rotating shaft 603 are respectively rotatably connected. A cleaning motor 617 is fixedly installed below the mounting frame 614. The cleaning motor 617 The main shaft is connected to the first rotating shaft 615 through a coupling, and the lower end of the first rotating shaft 615 is connected to the lower end of the second rotating shaft 603 through a synchronous pulley mechanism 602. The upper ends of the first rotating shaft 615 and the second rotating shaft 603 are both extended above the mounting bracket 614. A cylindrical brush 621 and an L-shaped brush 620 are fixedly connected to the upper ends of the first rotating shaft 615 and the second rotating shaft 603, respectively. A longitudinal cleaning cylinder 619 is fixedly installed on the side wall of the grinding box cleaning room 612, and an L-shaped brush is fixedly connected to the telescopic rod of the longitudinal cleaning cylinder 619. The L-shaped support plate 613 is provided with a sample grinding box positioning hole at the bottom of the L-shaped support plate 613, and the center of the sample grinding box positioning hole is concentric with the first rotating shaft 615; an XY sliding module 606 is fixedly installed on the side wall of the sample grinding hammer cleaning room 607, and the XY sliding module 606 adopts Shenzhen Wanlijiang Technology Co., Ltd., model XYG430-A high-precision mechanical module, and a connecting member 605 is fixedly connected to the Y-direction sliding member on the XY sliding module 606, and a suction cup 604 is fixedly connected to the lower end of the connecting member 605, and the center of the suction cup 604 is aligned with the second The rotating shaft 603 is concentric; a sliding door 608 is slidably connected to one side of the grinding sample box cleaning room 612 and the grinding sample hammer cleaning room 607, a sliding door driving cylinder 609 is fixedly installed on the partition 611, and the sliding block of the sliding door driving cylinder 609 is fixedly connected to the sliding door 608 through an L-shaped connecting plate 610; an inclined plate material receiving trough 618 is fixedly installed at the bottom of the mounting frame 614 and below the cylindrical brush 621 and the L-shaped brush 620, and a pull-out material receiving hopper 616 is slidably connected on the frame 601 and below the inclined plate material receiving trough 618.

[0039] See also Figures 13-15The loader 7 includes a loader base 701, a loading platform 707 is fixedly installed above the loader base 701, a longitudinal loading cylinder 706 is fixedly installed on one side of the loading platform 707, a motor box 705 is fixedly connected to the sliding block of the longitudinal loading cylinder 706, a brush motor is fixedly installed in the motor box 705, the spindle of the brush motor extends out of the bottom of the motor box 705 and is fixedly connected to the conical brush 704, a conical receiving hopper 703 is embedded and fixed on the loading platform 707, and the center of the conical receiving hopper 703 is concentric with the center of the conical brush 704, a horizontal pushing cylinder 711 is fixedly installed on the loader base 701, and a horizontal pushing cylinder 711 is fixedly installed on the horizontal A U-shaped guide groove 710 is fixedly installed above the pushing cylinder 711, and a push plate 709 is slidably connected in the U-shaped guide groove 710 and close to the bottom of the U-shaped guide groove 710. One end of the push plate 709 is fixedly connected to the sliding block of the horizontal pushing cylinder 711, and a sample pressing ring placement tube 708 is fixedly installed above the U-shaped guide groove 710. A group of sample pressing rings 702 are stacked in the sample pressing ring placement tube 708, and a distance of the thickness of the sample pressing ring 702 is reserved between the lower end of the sample pressing ring placement tube 708 and the bottom of the U-shaped guide groove 710; the bristles on the conical brush 704 gradually shorten from top to bottom to prevent material from scattering out from the entrance of the conical material hopper 703 during the brushing process.

[0040] Working principle of the present invention:

[0041] When the above-mentioned electrolyte automatic sample preparation system is used to prepare the sample, the following steps are included:

[0042] Step 1: First, put the block electrolyte into the material cup of the loading tray. After the material cup is placed, put the loading tray on the loading platform 1 to complete the preparation work;

[0043] Step 2: After the host computer issues a command, the first manipulator 12 starts to move, grabs the material cup in the loading tray and pours the block electrolyte into the grinding sample box 303 on the temporary storage table 10, then puts the material cup back to the loading tray and returns to wait;

[0044] Step three, after the second manipulator 9 puts the sample box 303 on the sample grinding device 3, the lifting cylinder 308 and the rotating cylinder 307 on the sample grinding device 3 act in turn, the grinding box cover 304 is covered on the sample box 303, and then the grinding starts. After the grinding is completed, the grinding box cover 304 is removed, the second manipulator 9 puts the sample box 303 on the sample grinding device 3 into the sample hammer cleaning interval 607 of the cleaning machine 6, at this time the suction cup 604 sucks the sample hammer 305 in the sample box 303, then the second manipulator 9 pours the material in the sample box 303 into the conical material receiving hopper 703 of the material loading machine 7, and then the sample box 303 is inverted and put into the sample box positioning hole on the sample box cleaning interval 612, and then the second manipulator 9 exits. The cleaning machine 6 starts to clean the sample box 303 and the sample hammer 305; during the cleaning, the XY sliding module 606 moves to drive the sample hammer 305 to approach the rotating L-shaped brush 620, and the outer surface of the sample hammer 305 is cleaned by the L-shaped brush 620; at the same time, the longitudinal cleaning cylinder 619 moves to drive the L-shaped supporting plate 613 to slowly move downward, so that the sample box 303 in the sample box positioning hole on the L-shaped supporting plate 613 approaches the rotating cylindrical brush 621, and the inner surface of the sample box 303 is cleaned by the cylindrical brush 621.

[0045] Step four, after the second manipulator 9 pours the material, the tray 14 on the multi-station rotary workbench 5 is located at the material loading station B below the conical material receiving hopper 703. The material loading machine 7 drives the push plate 709 to push the sample pressing ring to the bottom of the sample pressing ring 702 on the cylinder 708, and then the material in the conical material receiving hopper 703 is cleaned by the conical brush 704, so that the material in the conical material receiving hopper 703 falls into the sample pressing ring 702 on the tray 14. At this time, the multi-station rotary workbench 5 of the sample pressing machine 4 rotates by 45° to the sample pressing station C, and the sample pressing machine 4 starts to press the material in the sample pressing ring 702. After the sample pressing is completed, the multi-station rotary workbench 5 rotates by 45° to the material discharging station D, and the first manipulator 12 puts the finished sample on the discharging table 8. The multi-station rotary workbench continues to rotate by 45° to the cleaning station A, and the tray cleaner 2 cleans the tray 14 to prepare for the next material loading. Every 45° rotation of the multi-station rotary workbench 5, the four stations on the workbench repeat the action once, until all the samples are completed.

[0046] After the sample pressing is completed, the multi-station rotary workbench 5 rotates from the sample pressing station C to the material discharging station D, and the sample pressing machine 4 rotates by 45° to the sample pressing station C.

Claims

1. An automatic electrolyte sample preparation system, comprising a loading platform (1), a tray cleaner (2), a sample grinding device (3), a sample pressing machine (4), a multi-station rotary worktable (5), a cleaning machine (6), a loading machine (7), an unloading platform (8), a second manipulator (9) and a first manipulator (12), characterized in that: The multi-station rotary workbench (5) is divided into a cleaning station (A), a loading station (B), a sample pressing station (C) and a material unloading station (D). A tray (14) is fixedly installed on each station. A tray cleaner (2), a loader (7), a sample pressing machine (4) and a No. 1 manipulator (12) are installed on one side of the multi-station rotary workbench (5) and corresponding to the cleaning station (A), the loading station (B), the sample pressing station (C) and the material unloading station (D). A loading platform (1) and a material unloading platform (8) are installed on both sides of the No. 1 manipulator (12). A temporary storage platform (10) is fixedly connected to the tray cleaner (2). A No. 2 manipulator (9) is installed on one side of the temporary storage platform (10). A cleaning machine (6) and a sample grinding device (3) are respectively installed on one side; the cleaning machine (6) includes a frame (601), a mounting frame (614) is fixedly connected to the middle of the frame (601), a partition (611) is fixedly installed above the mounting frame (614), the partition (611) divides the space above the mounting frame (614) into a sample grinding box cleaning room (612) and a sample grinding hammer cleaning room (607), a first rotating shaft (615) and a second rotating shaft (603) are rotatably connected on the mounting frame (614) and located in the sample grinding box cleaning room (612) and the sample grinding hammer cleaning room (607), a cleaning motor (617) is fixedly installed below the mounting frame (614), and the main shaft of the cleaning motor (617) The first rotating shaft (615) is connected to the first rotating shaft (615) by a coupling, and the lower end of the first rotating shaft (615) is connected to the lower end of the second rotating shaft (603) by a synchronous pulley mechanism (602). The upper ends of the first rotating shaft (615) and the second rotating shaft (603) are both extended above the mounting frame (614). A cylindrical brush (621) and an L-shaped brush (620) are fixedly connected to the upper ends of the first rotating shaft (615) and the second rotating shaft (603), respectively. A longitudinal cleaning cylinder (619) is fixedly installed on the side wall of the grinding sample box cleaning room (612). An L-shaped support plate (613) is fixedly connected to the telescopic rod of the longitudinal cleaning cylinder (619). A grinding sample box positioning hole is provided at the bottom of the L-shaped support plate (613), and the grinding sample box is fixed to the telescopic rod of the longitudinal cleaning cylinder (619). The center of the box positioning hole is concentric with the first rotating shaft (615); an XY sliding module (606) is fixedly installed on the side wall of the grinding hammer cleaning room (607); a connecting member (605) is fixedly connected to the Y-direction sliding member on the XY sliding module (606); a suction cup (604) is fixedly connected to the lower end of the connecting member (605), and the center of the suction cup (604) is concentric with the second rotating shaft (603); a sliding door (608) is slidably connected to one side of the grinding box cleaning room (612) and the grinding hammer cleaning room (607); a sliding door driving cylinder (609) is fixedly installed on the partition (611), and a sliding block of the sliding door driving cylinder (609) is fixedly connected to the sliding door (608) through an L-shaped connecting plate (610);A slanted plate receiving trough (618) is fixedly mounted at the bottom of the mounting frame (614) and below the cylindrical brush (621) and the L-shaped brush (620), and a pull-out receiving hopper (616) is slidably connected to the frame (601) and below the slanted plate receiving trough (618).

2. The automatic electrolyte sample preparation system according to claim 1, characterized in that: The sample grinding device (3) includes an existing sample grinding machine (301), a sample grinding box (303) is placed on a workbench (302) of the sample grinding machine (301), a sample grinding hammer (305) is placed in the sample grinding box (303), a lifting cylinder (308) is fixedly installed on one side of the workbench (302), a rotating cylinder (307) is fixedly installed on the telescopic top rod of the lifting cylinder (308), and a swing plate (307) is fixedly installed on the rotating shaft of the rotating cylinder (307). 6), the other end of the swing plate (306) is fixedly connected to the grinding box cover (304), and the grinding box cover (304) is sealed on the mouth of the grinding sample box (303), and a protective cylinder (310) is fixedly installed on the other side of the workbench (302), and a grinding box cover cleaning brush (309) is installed in the protective cylinder (310), and the grinding box cover cleaning brush (309) is transmission-connected to the rotating shaft of the reduction motor; a shock absorber (311) is fixedly installed at the bottom of the sample grinding machine (301).

3. The automatic electrolyte sample preparation system according to claim 1, characterized in that: The sample pressing machine (4) comprises a sample pressing machine base (401), a bow frame (402) fixedly connected to the sample pressing machine base (401), a sample pressing oil cylinder (403) fixedly connected to the top of the bow frame (402), a sample pressing head (404) fixedly connected to the telescopic top rod of the sample pressing oil cylinder (403), and the center of the sample pressing head (404) is concentric with the center of the tray (14); a support platform (405) is fixedly installed at the bottom of the bow frame (402), and the top surface of the support platform (405) is slidably matched with the bottom surface of the multi-station rotary worktable (5); a guide rod (406) parallel to the telescopic top rod of the sample pressing oil cylinder (403) is fixedly connected to one side of the sample pressing head (404), and the guide rod (406) is slidably connected to the top of the bow frame (402).

4. The automatic electrolyte sample preparation system according to claim 1, characterized in that: The multi-station rotary workbench (5) comprises a multi-station rotary platform chassis (501), a cam divider (502) is fixedly mounted on the multi-station rotary platform chassis (501), a multi-station disc (503) is fixedly connected to the output shaft of the cam divider (502), four trays (14) are evenly distributed along the circumferential direction on the top surface of the multi-station disc (503), and a blanking port (504) is opened on one side of each tray (14); the tray cleaner (2) comprises a U-shaped frame (203 ), a cover shell (201) is fixedly installed around the top of the U-shaped frame (203), a material receiving box (202) is placed at the bottom of the U-shaped frame (203), and the cover shell (201) and the material receiving box (202) are respectively located on the upper and lower sides of the multi-station disc (503), U-shaped grooves (205) are opened on both sides of the cover shell (201), and the width of the U-shaped groove (205) is greater than the diameter of the tray (14), and a dust cover (204) and a brush (206) are respectively installed on the top of the U-shaped frame (203).

5. The automatic electrolyte sample preparation system according to claim 1, characterized in that: The loader (7) includes a loader base (701), a loading platform (707) is fixedly installed above the loader base (701), a longitudinal loading cylinder (706) is fixedly installed on one side of the loading platform (707), a motor box (705) is fixedly connected to the sliding block of the longitudinal loading cylinder (706), a brush motor is fixedly installed in the motor box (705), the main shaft of the brush motor extends out of the bottom of the motor box (705) and is fixedly connected to the conical brush (704), a conical receiving hopper (703) is embedded and fixed on the loading platform (707), and the center of the conical receiving hopper (703) is concentric with the center of the conical brush (704), and a horizontal receiving hopper (703) is fixedly installed on the loader base (701). Towards the pushing cylinder (711), a U-shaped guide groove (710) is fixedly installed above the horizontal pushing cylinder (711), and a push plate (709) is slidably connected in the U-shaped guide groove (710) and close to the bottom of the U-shaped guide groove (710), one end of the push plate (709) is fixedly connected to the sliding block of the horizontal pushing cylinder (711), and a sample pressing ring placement tube (708) is fixedly installed above the U-shaped guide groove (710), and a group of sample pressing rings (702) are stacked in the sample pressing ring placement tube (708), and a distance of the thickness of a sample pressing ring (702) is reserved between the lower end of the sample pressing ring placement tube (708) and the bottom of the U-shaped guide groove (710); the bristles on the conical brush (704) gradually shorten from top to bottom.

6. The automatic electrolyte sample preparation system according to claim 1, characterized in that: An inkjet printer (11) is installed on one side of the multi-station rotary workbench (5) and located between the sample pressing station and the material unloading station.

7. An automatic electrolyte sample preparation method based on the automatic electrolyte sample preparation system according to any one of claims 1 to 6, characterized in that The following steps are involved: Step 1: First, put the block electrolyte into the material cup of the loading tray. After the material cup is placed, put the loading tray on the loading platform (1) to complete the preparation work; Step 2: After the host computer issues a command, the No. 1 manipulator (12) starts to move, grabs the material cup in the loading tray and pours the block electrolyte into the grinding sample box (303) on the temporary storage table (10), then puts the material cup back into the loading tray and returns to wait; Step 3, the second manipulator (9) grabs the sample grinding box (303) and places it on the sample grinding device (3) and then retreats. The sample grinding device (3) covers the grinding box cover (304) and starts grinding. After grinding is completed, the grinding box cover (304) is removed. The second manipulator (9) grabs the sample grinding box (303) on the sample grinding device (3) and places it in the sample grinding hammer cleaning room (607) of the cleaning machine (6). At this time, the suction cup (604) absorbs the sample grinding hammer (305) in the sample grinding box (303). Then, the second manipulator (9) pours the material in the sample grinding box (303) into the conical receiving hopper (703) of the loader (7), and then puts the sample grinding box (303) upside down into the sample grinding box positioning hole on the sample grinding box cleaning room (612) and then retreats. The cleaning machine (6) starts to clean the sample grinding box (303) and the sample grinding hammer (305); Step 4. After the second manipulator (9) has finished pouring the material, the tray (14) on the multi-station rotary workbench (5) is just located at the loading station (B) below the conical receiving hopper (703). The loader (7) drives the push plate (709) through the horizontal pushing cylinder (711) to push the sample ring (702) at the bottom of the sample ring placement tube (708) onto the tray (14), and cleans the material on the conical receiving hopper (703) through the conical brush (704), so that the material in the conical receiving hopper (703) falls into the sample ring (702) on the tray (14). At this time, the multi-station rotary workbench (5) of the sample pressing machine (4) is in a state of rotation. The table (5) rotates 45° to the sample pressing station (C), and the sample pressing machine (4) starts to press the material in the sample pressing ring (702). After the sample pressing is completed, the multi-station rotary table (5) rotates 45° again to the unloading station (D), and the No. 1 robot (12) grabs the completed sample and places it on the unloading table (8); the multi-station rotary table continues to rotate 45° to the cleaning station (A), and the tray cleaner (2) cleans the tray (14) to prepare for the next loading; every time the multi-station rotary table (5) rotates 45°, the four stations on the table repeat the action once until all samples are prepared.

8. The automatic electrolyte sample preparation method according to claim 7, characterized in that: After the sample pressing is completed, the multi-station rotary table (5) rotates from the sample pressing station (C) to the material unloading station (D), and the pressed sample is numbered by the inkjet printer (11) on one side of the multi-station rotary table (5).

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