Lithium battery disc replacing machine

Abstract

The utility model relates to the technical field of automation equipment, in particular to a lithium battery disc replacing machine which comprises a machine body, a feeding mechanism used for transporting a battery, a transporting mechanism used for transporting an unloaded restraining disc, a restraining mechanism used for releasing and restraining the restraining disc and a disc replacing mechanism used for feeding the battery into a battery cavity of the restraining disc. The feeding mechanism and the conveying mechanism are arranged at the front end and the rear end of the machine body respectively, the restraining mechanism is arranged over the conveying mechanism, and the disc replacing mechanism is arranged over the restraining mechanism. According to the lithium battery plate replacing machine, the restraining mechanism can fully automatically derestrain the restraining plate and adjust the size of the battery cavity, and then the plate replacing mechanism grabs the batteries in sequence and sends the batteries into the battery cavity of the derestrained restraining plate; and the fully-loaded restraining disc is restrained by the restraining mechanism and then is conveyed to the next station by the conveying mechanism for continuous processing, so that the production efficiency is improved while the battery processing time is shortened, and the battery production quality is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of automation equipment, and particularly relates to a lithium battery tray changer. Background Art

[0002] At present, in the process of battery production and manufacturing, a battery needs to go through many different processes to complete the production of a complete battery; in order to ensure the efficiency of battery transfer, the batteries need to be placed in restraint trays in batches and transferred among multiple different process stations; in order to avoid short circuits caused by mutual contact of the batteries during the transfer process, partitions for separating the batteries are provided in the restraint trays, and restraint plates for fixing the positions of all the batteries are also provided in the restraint trays;

[0003] Even though most of the battery production has adopted automated operations, the work of battery restraint and unrestraint is mostly completed manually. When the restraint tray reaches the designated process, the operator manually removes the restraint plate and takes out the batteries from the restraint tray to enter the next process;

[0004] However, the efficiency of manual restraint and unrestraint is low. After a long time of restraint and unrestraint work, it is easy to get fatigued and then lead to improper operations, which will not only prolong the processing time of the batteries, but also result in uneven battery quality, causing certain potential safety hazards.

[0005] Therefore, the applicant hereby proposes a lithium battery tray changer to automatically perform battery restraint and unrestraint to solve the above problems. Content of the Utility Model

[0006] To solve the deficiencies of the prior art, the utility model provides a lithium battery tray changer.

[0007] The technical solution of the utility model is as follows:

[0008] The utility model provides a lithium battery tray changer, which includes a machine body, a feeding mechanism for transporting batteries, a transporting mechanism for transporting empty restraint trays, a restraint mechanism for unrestraining and restraining the restraint trays, and a tray changing mechanism for feeding the batteries into the battery cavities of the restraint trays; the feeding mechanism and the transporting mechanism are respectively arranged at the front end and the rear end of the machine body, the restraint mechanism is arranged directly above the transporting mechanism, and the tray changing mechanism is arranged directly above the restraint mechanism;

[0009] The restraint mechanism includes a restraint frame, a spacing adjusting component, a restraint driving component, and a restraint insert plate inserting and extracting component; the restraint frame is horizontally arranged directly above the transporting mechanism, there are two spacing adjusting components which are respectively arranged on both sides of the restraint frame, the restraint driving component is arranged at the left end of the restraint frame, and the restraint insert plate inserting and extracting component is arranged on the working end of the restraint driving component.

[0010] Further, the spacing adjustment assembly includes an adjustment frame, a slide table module, a mounting plate, a guiding slide rod, an adjustment gear, a connecting rod, and an adjustment driving device; the adjustment frame is fixedly arranged on one side of the restraint frame, the slide table module is transversely arranged at the top of the adjustment frame, and its output end is bolted and fixedly connected with the mounting plate. Between the inner sides of both ends of the mounting plate, two guiding slide rods are bolted and fixed. Along the length direction of the two guiding slide rods, a plurality of adjustment gears that are slidably matched with them are sleeved in sequence. Between the two ends of adjacent adjustment gears, connecting rods are provided. The nut end of the connecting rod is slidably matched with the adjustment gear at the left end, and the screw end of the connecting rod is threadedly connected with the adjustment gear at the right end. The adjustment driving device is bolted and fixed on the outer side surface at the left end of the mounting plate and is in transmission connection with the adjustment gear at the leftmost end.

[0011] Further, the restraint driving assembly includes a driving device, a push plate, and a restraint rod; the driving device is fixedly arranged on the left end surface of the restraint frame, and its output shaft extends into the restraint frame and is fixedly connected with the push plate. On the side surface of the push plate facing the restraint disc, a restraint rod perpendicular to the push plate is provided.

[0012] Further, the restraint plate inserting and extracting assembly includes a lifting seat, a manipulator, a grasping driving device, and a second lifting driving device; the bottom end of the lifting seat is slidably arranged on the side surface of the push plate, the second lifting driving device is fixedly arranged on the top surface of the lifting seat, and its output end is in transmission connection with the top end of the push plate. Two manipulators are symmetrically and transversely slidably arranged at the top end of the lifting seat. Two grasping driving devices are symmetrically and transversely fixedly arranged on the top end of the lifting seat, and their working ends are in transmission connection with the corresponding manipulators. Grasping parts are provided on both manipulators.

[0013] Further, both the feeding mechanism and the transportation mechanism include a lifting assembly, a positioning assembly, and a conveying assembly;

[0014] The lifting assembly includes a fixed frame, a lifting frame, and a lifting driving device; the fixed frame is fixedly arranged on the machine body, the lifting frame is slidably sleeved on the fixed frame and is in transmission connection with the lifting driving device arranged in the fixed frame.

[0015] Further, the positioning assembly includes a mounting seat, a positioning part, and a positioning driving device; the mounting seat is arranged on the top surface at the outer end of the fixed frame. A positioning groove is longitudinally opened on the top end of the mounting seat. The outer end side surface of the positioning part is rotatably connected with the positioning groove. A positioning part is fixedly arranged on the top surface of the inner end of the positioning part. The positioning driving device is vertically fixedly arranged on the outer end side surface of the mounting seat, and its working end is in transmission connection with the bottom surface of the outer end of the positioning part.

[0016] Further, the conveying assembly includes a mounting frame, a driving wheel, and a conveying driving device; there are two mounting frames, which are respectively fixedly arranged on both sides of the lifting assembly on the machine body. A plurality of driving wheels are rotatably arranged along the length direction in each mounting frame, and the driving wheels are driven by a conveying driving device arranged in the machine body.

[0017] Furthermore, the feeding mechanism further includes an alignment component, which consists of a fixed seat, a sliding rod, an alignment piece, and an alignment driving device; the fixed seat is horizontally arranged at the inner end of the conveying component, a plurality of sliding holes are formed in the side surface of the fixed seat along its length direction, and sliding rods slidingly matched with the sliding holes are arranged in each of the sliding holes, the alignment piece is located outside the fixed seat, the inner side surface of the alignment piece is connected to the plurality of sliding rods, the outer side surface of the alignment piece is a flat surface, and the alignment driving device in transmission connection with the alignment piece is fixedly arranged on the inner side surface of the fixed seat by bolts.

[0018] Furthermore, picking mechanisms are arranged on both sides of the disk changing mechanism, the picking mechanism includes an adsorption component and clamping components arranged at both ends of the adsorption component, and a code scanner for scanning and recording the two-dimensional code information on the battery is further arranged on the disk changing mechanism;

[0019] Furthermore, openings are arranged on the upper surface and both side surfaces of the restraint disk, a plurality of movable restraint pieces are sequentially arranged in the restraint disk, adjustment positions clamped and matched with adjustment teeth are arranged on both sides of the restraint piece, a battery cavity is formed between adjacent restraint pieces, a restraint opening is formed at the left end of the restraint disk, and a restraint plug board is further arranged in the restraint disk, and a concave notch matched with the grasping part is formed at the top end of the restraint plug board.

[0020] The beneficial effects achieved by the present utility model are as follows:

[0021] In the lithium battery disk changing machine of the present utility model, the restraint mechanism can automatically release the restraint on the restraint disk and adjust the size of the battery cavity, and then the disk changing mechanism sequentially grabs the batteries and sends them into the battery cavity of the restraint disk after the restraint is released. The fully loaded restraint disk is restrained by the restraint mechanism and then sent to the next working station by the transportation mechanism for continuous processing, reducing the battery processing time while improving the production efficiency and ensuring the battery production quality. Description of the Drawings

[0022] Figure 1 It is a schematic diagram of the overall structure of the present utility model.

[0023] Figure 2 It is a schematic diagram of the structure of the spacing adjustment component.

[0024] Figure 3 It is Figure 2 The enlarged view of part A of

[0025] Figure 4 It is Figure 2 The enlarged view of part B of

[0026] Figure 5 It is a schematic diagram of the overall structure of the restraint mechanism.

[0027] Figure 6 It is Figure 5Enlarged view at position C.

[0028] Figure 7 It is a side view of the restraint mechanism.

[0029] Figure 8 It is Figure 7 Enlarged view at position D.

[0030] Figure 9 It is a schematic diagram of the overall structure of the lifting component.

[0031] Figure 10 It is a schematic diagram of the overall structure of the positioning component.

[0032] Figure 11 It is a schematic diagram of the overall structure of the conveying component.

[0033] Figure 12 It is a schematic diagram of the overall structure of the alignment component.

[0034] Figure 13 It is a three-dimensional view of the disk-changing mechanism.

[0035] Figure 14 It is Figure 13 Enlarged view at position E.

[0036] Figure 15 It is a schematic diagram of the cooperation between the restraint rod and the restraint disk. Detailed implementation manners

[0037] For the convenience of those skilled in the art to understand the present utility model, the following combines the accompanying drawings to illustrate the detailed implementation manners of the present utility model.

[0038] As Figures 1-15 shown, a lithium battery disk-changing machine of the present utility model includes a machine body 10, a feeding mechanism 20 for transporting batteries, a transporting mechanism 30 for transporting the empty restraint disks 60, a restraint mechanism 40 for unlocking and restraining the restraint disks 60, and a disk-changing mechanism 50 for sending the batteries into the battery cavities of the restraint disks 60; the feeding mechanism 20 and the transporting mechanism 30 are respectively arranged at the front end and the rear end of the machine body 10, the restraint mechanism 40 is arranged directly above the transporting mechanism 30, and the disk-changing mechanism 50 is arranged directly above the restraint mechanism 40; the machine body 10 can control the transporting mechanism 30 to send the empty restraint disks 60 into the restraint mechanism 40 for unlocking operation, the disk-changing mechanism 50 can sequentially grab the batteries transported in the feeding mechanism 20 and send them into the battery cavities of the unlocked restraint disks 60, and after the restraint mechanism 40 performs a restraining operation on the fully loaded restraint disks 60, they are sent by the transporting mechanism 30 to the next working station for further processing.

[0039] The restraint mechanism 40 includes a restraint frame 41 for accommodating the restraint disc 60, a spacing adjustment component 42 for adjusting the size of the battery chamber, a restraint driving component 43 for pressing the battery chamber, and a restraint plug inserting / extracting component 44 for unlocking or restraining the battery chamber; the restraint frame 41 is horizontally arranged directly above the transport mechanism 30, and both its top surface and bottom surface are open, there are two spacing adjustment components 42 which are respectively arranged on both sides of the restraint frame 41, the restraint driving component 43 is arranged at the left end of the restraint frame 41, and the restraint plug inserting / extracting component 44 is arranged on the working end of the restraint driving component 43;

[0040] The spacing adjustment component 42 includes an adjustment frame 421, a slide table module 422, a mounting plate 423, a guiding slide rod 424, an adjustment gear 425, a connecting rod 426, and an adjustment driving device 427; the adjustment frame 421 is fixedly arranged on one side of the restraint frame 41, the slide table module 422 is horizontally arranged at the top end of the adjustment frame 421, and its output end is bolted and fixed to the mounting plate 423, two guiding slide rods 424 are bolted and fixed between the inner side surfaces at both ends of the mounting plate 423, a plurality of adjustment gears 425 which are slidably matched with the guiding slide rods 424 are sequentially sleeved on the two guiding slide rods 424 along their length directions, connecting rods 426 are arranged between the two ends of adjacent adjustment gears 425, the nut end of the connecting rod 426 is slidably matched with the adjustment gear 425 at the left end, the screw end of the connecting rod 426 is threadedly connected to the adjustment gear 425 at the right end, the adjustment driving device 427 is bolted and fixed on the outer side surface at the left end of the mounting plate 423 and is in transmission connection with the adjustment gear 425 at the leftmost end, and the adjustment driving device 427 is preferably a cylinder;

[0041] The slide table module 422 includes a slide table base 4221, a slide table 4222, and a driving device 4223; a plurality of slide table bases 4221 are sequentially bolted and fixed horizontally on the adjustment frame 421, a plurality of slide tables 4222 are slidably matched with the corresponding slide table bases 4221, and their working ends are bolted and fixed to the outer side surface of the mounting plate 423, the driving device 4223 is bolted and fixed on the adjustment frame 421, and its working end is in transmission connection with the outer side surface of the mounting plate 423, and the driving device 4223 is preferably a cylinder;

[0042] The restraint driving component 43 includes a driving device 431, a push plate 432, and a restraint rod 433; the driving device 431 is fixedly arranged on the left end surface of the restraint frame 41, and its output shaft extends into the restraint frame 41 and is fixedly connected to the push plate 432, and a restraint rod 433 perpendicular to the push plate 432 is arranged on the side surface of the push plate 432 facing the restraint disc 60;

[0043] The restraint plate insertion and extraction assembly 44 includes a lifting seat 441, a manipulator 442, a grasping drive device 443, and a second lifting drive device 444; the inner side surface of the bottom end of the lifting seat 441 is vertically slidably arranged on the side surface of the push plate 432 facing the drive device through a slide rail, the second lifting drive device 444 is fixedly arranged on the top surface of the lifting seat 441 and its output end is drivingly connected to the top end of the push plate 432, the second lifting drive device 444 is preferably a cylinder, which is used to drive the lifting seat 441 to move up and down relative to the push plate 432, two manipulators 442 are horizontally symmetrically slidably arranged on the front side of the top end of the lifting seat 441 through slide rails, two of the grasping drive devices 443 are horizontally symmetrically fixedly arranged on the top surface of the lifting seat 441 and their working ends are drivingly connected to the corresponding manipulators 442, the grasping drive device 443 is preferably a cylinder, which is used to drive the manipulator to move horizontally along the slide rail, and grasping parts 4421 are arranged on both of the two manipulators 442;

[0044] Openings are provided on the upper surface and both side surfaces of the restraint plate 60, a plurality of movable restraint pieces 61 are arranged in sequence along the length direction of the restraint plate 60, adjustment positions 63 which are clamped and matched with the adjustment teeth 425 are arranged on both sides of the restraint piece 61, a battery cavity for placing a square aluminum shell battery is formed between adjacent restraint pieces 61, the opening on the upper surface is used for putting in the battery, and the openings on both side surfaces are used for the spacing adjustment assembly 42 to adjust the spacing of the restraint pieces, so as to change the size of the battery cavity to facilitate putting in the battery; in addition, according to the actual capacity requirement of the restrained battery, the number of restraint pieces 61 can be selected to be increased, a restraint opening for the restraint rod 433 to enter the restraint plate 60 is opened at the left end of the restraint plate 60, and a restraint insertion plate 62 is also provided on the left side inside the restraint plate 60, a concave notch 621 which is matched with the grasping part 4421 is opened at the top end of the restraint insertion plate 62; when the restraint insertion plate 62 needs to be taken out, only the grasping part 4421 of the manipulator 442 needs to be matched with the concave notch 621 on the restraint insertion plate 62, and then it can be taken out by rising in the vertical direction; when inserting the restraint insertion plate 62, the manipulator 442 is connected with the restraint insertion plate 62 and vertically inserted into the gap of the restraint plate 60, and then the manipulator 442 moves outwards relative to the restraint insertion plate 62 to release the connection between the restraint insertion plate 62 and the manipulator 442.

[0045] When performing the unconstraining operation, the transport mechanism 30 sends the restraint disc 60 into the restraint frame 40, the driving device 431 drives the push plate 432 to approach the restraint disc 60, and the restraint rod 433 extends from the restraint opening into the restraint disc 60 to contact and push the restraint plate 61, so that the restraint plate 61 is gradually compressed. After that, the restraint plate insertion assembly 44 removes the restraint plate 62 from the restraint disc 60, and the driving device 431 drives the push plate 432 to reset. Under the push of the slide module 422, multiple adjustment teeth 425 are They are correspondingly inserted into the adjustment positions 63 on both sides of the restraint plates 61. At the same time, driven by the adjustment drive device 427, multiple adjustment teeth 425 drive the corresponding restraint plates 61 to move toward the restraint drive assembly 43. The restraint plates 61 are loosened from each other to complete the spacing adjustment function (that is, the unconstraint operation is completed). The disc changing mechanism 50 can grab the batteries transported by the feeding mechanism 20 in turn and place them in the battery cavity formed between the restraint plates 61, and can also take them out from the battery cavity.

[0046] When the restraint disk is fully loaded with batteries and the restraint operation is performed, the driving device 431 drives the push plate 432 to approach the restraint disk 60, and the restraint rod 433 extends from the restraint opening into the restraint disk 60 to contact and push the restraint plate 61, so that the restraint plate 61 is gradually tightened, and the restraint plate insertion assembly 44 reinserts the restraint plate 62 into the remaining space of the restraint disk 60 to complete the restraint operation.

[0047] The feeding mechanism 20 is provided at the front end of the body 10 and is connected to an external conveyor line for transporting an unconstrained tray filled with batteries; the transport mechanism 30 is provided at the rear end of the body 10 and is connected to an external conveyor line for transporting a battery constrained tray 60; both the feeding mechanism 20 and the transport mechanism 30 include a lifting assembly 21, a positioning assembly 22, and a conveying assembly 23; the lifting assembly 21 includes a fixed frame 211, a lifting frame 212, and a lifting drive device 213; the fixed frame 211 is fixed to the body 10, and the lifting frame 212 is slidably sleeved on the fixed frame 211 and is in transmission connection with the lifting drive device 213 provided in the fixed frame 211, for driving the lifting frame 212 to move up and down relative to the fixed frame 211;

[0048] The lifting frame 212 includes a lifting plate 2121, a guide rod 2122 and a fixed frame 2123. The lifting plate 2121 is located on the top of the fixed frame 211 and the lifting ends of the guide rods 2122 are fixedly screwed at the corners of the bottom surface of the lifting plate 2121. The corners of the top surface of the fixed frame 211 are provided with sliding holes that slidably cooperate with the corresponding guide rods 2122. The fixed ends of the guide rods 2122 pass through the corresponding sliding holes and are fixedly connected with the corresponding corners of the top surface of the fixed frame 2123 located at the bottom of the fixed frame 211 by bolts. The bottom surface of the lifting plate 2121 is transmission-connected to the lifting drive device 213 provided in the fixed frame 211. The lifting drive device 213 is preferably a cylinder.

[0049] The positioning component 22 includes a mounting base 221, a positioning member 222, and a positioning driving device 223; the mounting base 221 is bolted and fixed to the outer end top surface of the fixing frame 211. A positioning groove is longitudinally formed on the top end of the mounting base 221. The outer end side surface of the positioning member 222 is rotatably connected to the positioning groove. A positioning portion is fixedly provided on the inner end top surface of the positioning member 222. The positioning driving device 223 is vertically fixed to the outer end side surface of the mounting base 221, and its working end is in transmission connection with the outer end bottom surface of the positioning member 222. The positioning driving device 223 is preferably a cylinder;

[0050] The conveying component 23 includes a mounting frame 231, driving wheels 232, and a conveying driving device; there are two mounting frames 231, which are respectively fixed to the body 10 on both sides of the lifting component. A plurality of driving wheels 232 are rotatably provided in each mounting frame 231 along its length direction. The driving wheels 232 are driven by a conveying driving device provided in the body 10. The conveying driving device 234 is preferably a motor;

[0051] The feeding mechanism 20 further includes an alignment component 24 for leveling the batteries in the non-restrained tray. The alignment component 24 includes a fixed seat 241, sliding rods 242, an alignment member 243, and an alignment driving device 244; the fixed seat 241 is horizontally bolted and fixed to the inner end of the conveying component 23. A plurality of sliding holes are formed on the side surface of the fixed seat 241 along its length direction, and sliding rods 242 that are slidably matched with them are provided. The alignment member 243 is located outside the fixed seat 241. The inner side surface of the alignment member 243 is connected to the plurality of sliding rods 242. The outer side surface of the alignment member 243 is a flat surface. The alignment driving device 244 that is in transmission connection with the alignment member 243 is bolted and fixed to the inner side surface of the fixed seat 241. The alignment driving device 244 is preferably a cylinder;

[0052] The disk changing mechanism 50 is provided above the body through a bracket. Pick-up mechanisms 51 are provided on both sides of the output end of the disk changing mechanism 50. The pick-up mechanism 51 includes an adsorption component 511 and clamping components 512 provided at both ends of the adsorption component 511. A code scanner 52 for scanning and recording the two-dimensional code information on the battery is further provided on the disk changing mechanism 50;

[0053] The adsorption component 511 includes a fixing plate 5111, a third lifting driving device 5112, an adsorption plate 5113, and sponge suction cups 5114; the third lifting driving device 5112 is vertically bolted and fixed to the middle top surface of the fixing plate 5111. The working end of the third lifting driving device 5112 is bolted and fixed with the adsorption plate 5113. A plurality of sponge suction cups 5114 are sequentially fixed to the bottom surface of the adsorption plate 5113 along its length direction. The top surfaces of both ends of the fixing plate 5111 are connected to the disk changing mechanism 50; realizing the function of adsorbing the battery.

[0054] The clamping assembly 512 includes jaw cylinders 5121 bolted to both ends of the fixing plate 5121. Clamping jaws 5122 are bolted to the working ends of the jaw cylinders 5121. Protective sleeves 5123 are provided on the inner sides of the clamping jaws 5122. The protective sleeves 5123 are made of soft materials, preferably sponge, to realize the function of clamping the battery and avoid the problem of the battery falling during transportation.

[0055] The above-described embodiments of the present invention do not constitute a limitation on the protection scope of the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the claims of the present invention.

Claims

1. A lithium battery disk changer, characterized in that: It includes a machine body (10), a feeding mechanism (20) for transporting batteries, a transporting mechanism (30) for transporting the unloaded restraint plate (60), a restraint mechanism (40) for performing restraint release and restraint operations on the restraint plate (60), and a plate-changing mechanism (50) for feeding the battery into the battery cavity of the restraint plate (60); the feeding mechanism (20) and the transporting mechanism (30) are respectively arranged at the front end and the rear end of the machine body (10), the restraint mechanism (40) is arranged directly above the transporting mechanism (30), and the plate-changing mechanism (50) is arranged directly above the restraint mechanism (40). The restraint mechanism (40) includes a restraint frame (41), a spacing adjustment component (42), a restraint driving component (43), and a restraint plate insertion / extraction component (44); the restraint frame (41) is horizontally arranged directly above the transporting mechanism (30), there are two spacing adjustment components (42) and they are respectively arranged on both sides of the restraint frame (41), the restraint driving component (43) is arranged at the left end of the restraint frame (41), and the restraint plate insertion / extraction component (44) is arranged on the working end of the restraint driving component (43).

2. The lithium battery disk changer according to claim 1, wherein: The spacing adjustment component (42) includes an adjustment frame (421), a slide table module (422), a mounting plate (423), a guiding slide bar (424), an adjustment gear (425), a connecting rod (426), and an adjustment driving device (427); the adjustment frame (421) is fixedly arranged on one side of the restraint frame (41), the slide table module (422) is horizontally arranged at the top of the adjustment frame (421) and its output end is bolted and fixed to the mounting plate (423), two guiding slide bars (424) are bolted and fixed between the inner side surfaces at both ends of the mounting plate (423), a plurality of adjustment gears (425) that are slidably engaged with the guiding slide bars (424) are sequentially sleeved on the two guiding slide bars (424) along their length directions, connecting rods (426) are arranged between the two ends of adjacent adjustment gears (425), the nut end of the connecting rod (426) is slidably engaged with the adjustment gear (425) at the left end, the screw end of the connecting rod (426) is threadedly connected to the adjustment gear (425) at the right end, and the adjustment driving device (427) is bolted and fixed to the outer side surface at the left end of the mounting plate (423) and is in transmission connection with the adjustment gear (425) at the leftmost end.

3. The lithium battery disk changer according to claim 2, wherein: The restraint driving component (43) includes a driving device (431), a push plate (432), and a restraint rod (433); the driving device (431) is fixedly arranged on the left end face of the restraint frame (41) and its output shaft extends into the restraint frame (41) and is fixedly connected to the push plate (432), and a restraint rod (433) perpendicular to the push plate (432) is arranged on the side surface of the push plate (432) facing the restraint plate (60).

4. The lithium battery disc changer according to claim 3, characterized in that: The restraint plate insertion and extraction assembly (44) includes a lifting seat (441), a manipulator (442), a grasping drive device (443), and a second lifting drive device (444); the bottom end of the lifting seat (441) is slidably disposed on the side surface of the push plate (432), the second lifting drive device (444) is fixedly disposed on the top surface of the lifting seat (441), and its output end is in transmission connection with the top end of the push plate (432), two manipulators (442) are symmetrically and slidably disposed transversely at the top end of the lifting seat (441), two of the grasping drive devices (443) are symmetrically and fixedly disposed transversely at the top end of the lifting seat (441), and their working ends are in transmission connection with the corresponding manipulators (442), and grasping portions (4421) are disposed on both of the two manipulators (442).

5. A lithium battery disk changer according to any one of claims 1-4, characterized in that: Both the feeding mechanism (20) and the transportation mechanism (30) include a lifting assembly (21), a positioning assembly (22), and a conveying assembly (23); The lifting assembly (21) includes a fixed frame (211), a lifting frame (212), and a lifting drive device (213); the fixed frame (211) is fixedly disposed on the machine body (10), the lifting frame (212) is slidably sleeved on the fixed frame (211) and is in transmission connection with the lifting drive device (213) disposed in the fixed frame (211).

6. The lithium battery disc changer according to claim 5, characterized in that: The positioning assembly (22) includes a mounting seat (221), a positioning member (222), and a positioning drive device (223); the mounting seat (221) is disposed on the top surface of the outer end of the fixed frame (211), a positioning groove is longitudinally opened on the top end of the mounting seat (221), the outer end side surface of the positioning member (222) is rotatably connected to the positioning groove, a positioning portion is fixedly disposed on the top surface of the inner end of the positioning member (222), the positioning drive device (223) is vertically fixedly disposed on the outer end side surface of the mounting seat (221), and its working end is in transmission connection with the bottom surface of the outer end of the positioning member (222).

7. The lithium battery disc changer according to claim 6, characterized in that: The conveying assembly (23) includes mounting frames (231), driving wheels (232), and a conveying drive device (234); there are two mounting frames (231), which are respectively fixedly disposed on the machine body (10) on both sides of the lifting assembly, a plurality of driving wheels (232) are rotatably disposed along the length direction in each of the mounting frames (231), and the driving wheels (232) are driven by the conveying drive device (234) disposed in the machine body (10).

8. The lithium battery disk changer according to claim 5, characterized in that: The feeding mechanism (20) further includes an alignment component (24), and the alignment component (24) consists of a fixed seat (241), a sliding rod (242), an alignment piece (243), and an alignment driving device (244); the fixed seat (241) is horizontally arranged at the inner end of the conveying component (23), a plurality of sliding holes are formed in the side surface of the fixed seat (241) along its length direction and are respectively provided with sliding rods (242) that are slidably matched with them, the alignment piece (243) is located outside the fixed seat (241), the inner side surface of the alignment piece (243) is connected to the plurality of sliding rods (242), the outer side surface of the alignment piece (243) is a flat surface, and the alignment driving device (244) that is in transmission connection with the alignment piece (243) is fixedly installed on the inner side surface of the fixed seat (241) by bolts.

9. The lithium battery disk changer according to claim 1, characterized in that: Pick-up mechanisms (51) are provided on both sides of the disk-changing mechanism (50), and the pick-up mechanism (51) includes an adsorption component (511) and clamping components (512) provided at both ends of the adsorption component (511). A code scanner (52) for scanning and recording the two-dimensional code information on the battery is further provided on the disk-changing mechanism (50).

10. A lithium battery disc changer according to claim 4, characterized in that: Openings are provided on the upper surface and both side surfaces of the restraint disk (60). A number of movable restraint pieces (61) are sequentially arranged in the restraint disk (60). Adjustment positions (63) that are snap-fitted with the adjustment teeth (425) are provided on both sides of the restraint piece (61). A battery cavity is formed between adjacent restraint pieces (61). A restraint opening is formed at the left end of the restraint disk (60). A restraint plug (62) is further provided in the restraint disk (60). A concave notch (621) that is mutually matched with the grasping part (4421) is formed at the top end of the restraint plug (62).

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