Large-scale cylindrical power lithium battery tray loading equipment and process thereof

Abstract

The invention relates to cylindrical power lithium battery large-scale tray loading equipment and a cylindrical power lithium battery large-scale tray loading process, and the cylindrical power lithium battery large-scale tray loading equipment comprises a main rack, a tray moving mechanism, a screw rod lifting mechanism, a blanking transfer mechanism, a transfer manipulator, a tray placing manipulator and a tray translation mechanism; the lead screw lifting mechanism at the tray feeding station drives the trays to ascend to be close to the tray translation mechanism, the tray translation mechanism grabs the tray on the uppermost layer and moves the tray to the tray discharging station to wait for tray arrangement, and the material transfer mechanism transfers the cylindrical power lithium batteries discharged from the previous station to the transfer manipulator. The transferring mechanical arm moves the cylindrical power lithium battery into the main machine frame, the tray placing mechanical arm places the cylindrical power lithium battery in the transferring mechanical arm into a tray, the loading capacity of the equipment is higher, the equipment can be suitable for power and energy storage large-specification battery cells and the like, all the mechanisms are designed in a modularized mode, damaged parts are convenient to replace, maintenance is more convenient, and tray loading errors are reduced.

Description

Technical Field

[0001] This invention relates to the field of lithium battery manufacturing, specifically to a large-scale tray-loading equipment for cylindrical power lithium batteries and its process. Background Technology

[0002] In existing technologies, after cylindrical power lithium batteries are manufactured on a wafer fabrication machine, they need to be unloaded into a tray loading machine for tray loading. Existing tray loading machines have the following disadvantages: First, the traditional tray loading machine transfers cells and trays by means of vacuum suction cups, and the cells and trays are prone to falling off when the power and air are cut off; second, the traditional tray loading machine has limitations in terms of load-bearing capacity, with small load and low structural stability; third, the traditional tray loading machine has a relatively simple structural design and the loading is not precise enough. Summary of the Invention

[0003] To address the aforementioned shortcomings of existing technologies, this invention provides a large-scale loading device and process for cylindrical power lithium batteries, the specific technical solution of which is as follows: A large-scale tray loading device for cylindrical power lithium batteries includes a main frame, a tray transferring mechanism, a screw lifting mechanism, a material unloading and transfer mechanism, a transfer robot, a tray sizing robot, and a tray translation mechanism. The main frame has a tray infeed station on one side and a tray unloading station on the other. The tray transferring mechanism and the screw lifting mechanism are respectively installed at the tray infeed station and the tray unloading station. The tray transferring mechanism at the tray infeed station is used to move empty trays into the main frame, and the tray transferring mechanism at the tray unloading station is used to... The tray filled with batteries is removed from the main frame. A feeding transfer mechanism and a transfer robot are installed on the front side of the main frame near the tray unloading station. The feeding transfer mechanism transfers the cylindrical power lithium batteries unloaded from the previous station to the transfer robot. The transfer robot moves the cylindrical power lithium batteries into the main frame. A tray-sizing robot and a tray translation mechanism are installed above the main frame. The tray translation mechanism is used to clamp the tray and transfer it from the tray infeed station to the tray unloading station. The tray-sizing robot is used to place the cylindrical power lithium batteries onto the tray.

[0004] As a preferred embodiment of the present invention, the pallet transfer mechanism uses a motor-driven synchronous belt rotation to move the pallet, and the lead screw lifting mechanism uses a motor-driven lead screw rotation to lift the pallet.

[0005] As a preferred embodiment of the present invention, the movement trajectory of the pallet from entering the pallet unloading station to the pallet unloading station is U-shaped.

[0006] As a preferred embodiment of the present invention, the unloading and transfer mechanism includes a first transverse module, a first lifting cylinder and a first gripping cylinder. The first transverse module drives the first lifting cylinder to move left and right, the first lifting cylinder drives the first gripping cylinder to move up and down, and the first gripping cylinder grips the lithium battery to the transfer robot.

[0007] As a preferred embodiment of the present invention, the transfer robot includes a transfer fixture, a first lifting module, and a first forward and backward moving module. The transfer fixture is provided with a plurality of accommodating slots for placing batteries. The first lifting module drives the transfer fixture to move up and down towards the swivel robot, and the first forward and backward moving module drives the transfer fixture to move forward and backward towards the unloading transfer mechanism.

[0008] As a preferred embodiment of the present invention, the swivel robot includes a second lateral movement module, a second forward and backward movement module, a second lifting module, and a second gripping cylinder. The second lateral movement module is installed above the main frame. The second lateral movement module drives the second forward and backward movement module to move left and right. The second forward and backward movement module drives the second lifting module to move forward and backward. The second lifting module drives the second gripping cylinder to move up and down. There are multiple second gripping cylinders.

[0009] As a preferred embodiment of the present invention, the pallet translation mechanism includes a third transverse module, a moving plate, and pallet gripping components. The third transverse module is installed above the main frame, and the third transverse module drives the moving plate to move left and right. Multiple pallet gripping components are installed at the bottom of the moving plate, and the pallet gripping components grip the pallet and move it.

[0010] A process for mounting cylindrical power lithium batteries in a tray, using the aforementioned equipment, includes the following steps. ① Stack multiple empty pallets together and place them at the pallet feeding station; ② The pallet transfer mechanism at the pallet feeding station moves the empty pallet into the main frame as a whole, and the screw lifting mechanism at the pallet feeding station drives the pallet to rise and approach the pallet translation mechanism; ③ The pallet translation mechanism grabs the top pallet and moves it to the pallet unloading station to wait for the pallets to be placed; ④ The material transfer mechanism transfers the cylindrical power lithium battery unloaded from the previous station to the transfer robot, and the transfer robot moves the cylindrical power lithium battery into the main frame. ⑤ The tray-arranging robotic arm places the cylindrical power lithium battery from the transfer robotic arm into the tray of step ③; ⑥ After the trays at the tray unloading station are full of batteries, the lead screw lifting mechanism at the tray unloading station drives the trays to descend one tray position. Repeat steps ③-⑤ above until all trays are full. ⑦ The pallet transfer mechanism at the pallet unloading station removes all pallets filled with batteries from the main frame.

[0011] Beneficial effects: The pallet transfer mechanism at the pallet feeding station moves the empty pallet into the main frame. The screw lifting mechanism at the pallet feeding station drives the pallet to rise and approach the pallet translation mechanism. The pallet translation mechanism grabs the top pallet and moves it to the pallet discharge station to await placement. The material transfer mechanism transfers the cylindrical power lithium batteries unloaded from the previous station to the transfer robot. The transfer robot moves the cylindrical power lithium batteries into the main frame. The placement robot places the cylindrical power lithium batteries from the transfer robot into the pallet. The equipment has a stronger load capacity and can be used for large-size power and energy storage cells. Moreover, the modular design of each mechanism makes it easy to replace damaged parts, making maintenance more convenient. It can achieve higher pallet loading accuracy and reduce pallet loading errors. Attached Figure Description

[0012] Figure 1 This is an overall perspective view of the present invention; Figure 2 This is a perspective view of the invention with some parts of the mechanism hidden. Figure 3 This is a perspective view of the pallet transfer mechanism of the present invention; Figure 4 This is a perspective view of the lead screw lifting mechanism of the present invention; Figure 5 This is a perspective view of the feeding and transfer mechanism of the present invention; Figure 6 This is a perspective view of the transfer robot of the present invention; Figure 7 This is a perspective view of the tray-stacking robot of the present invention; Figure 8 This is a perspective view of the pallet translation mechanism of the present invention; Figure 9 This is a structural evolution diagram of the process of this invention. Detailed Implementation

[0013] The specific embodiments of the present invention will be further described below with reference to the accompanying drawings: In the description of this invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this invention and simplifying the description, and do not indicate or imply that the position or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limiting this invention.

[0014] In the description of this invention, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "linking" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this invention according to the specific circumstances.

[0015] like Figures 1-2 As shown, a large-scale cylindrical power lithium battery loading device includes a main frame 1, a tray transfer mechanism 2, a screw lifting mechanism 3, a material unloading and transfer mechanism 4, a transfer robot 5, a tray-sizing robot 6, and a tray translation mechanism 7. The main frame 1 has a tray inlet station A on one side and a tray outlet station B on the other side. The tray transfer mechanism 2 and the screw lifting mechanism 3 are respectively installed at the tray inlet station A and the tray outlet station B. The tray transfer mechanism 2 at the tray inlet station A is used to move empty trays into the main frame 1, and the tray transfer mechanism 7 at the tray outlet station B... The main frame 1 is used to remove the tray filled with batteries from the main frame. The unloading transfer mechanism 4 and the transfer robot 5 are installed on the side of the main frame 1 near the tray unloading station B. The unloading transfer mechanism 4 transfers the cylindrical power lithium batteries unloaded from the previous station to the transfer robot 5. The transfer robot 5 moves the cylindrical power lithium batteries into the main frame 1. The main frame 1 is equipped with a tray-settling robot 6 and a tray translation mechanism 7. The tray translation mechanism 7 is used to clamp the tray 9 and transfer it from the tray infeed station A to the tray unloading station B. The tray-settling robot 6 is used to place the cylindrical power lithium batteries onto the tray.

[0016] like Figure 2 and 3 As shown, the pallet transfer mechanism 2 uses a motor-driven synchronous belt rotation to move the pallet, and the screw lifting mechanism 3 uses a motor-driven screw rotation to lift the pallet. The movement trajectory of the pallet from the pallet discharge station A to the pallet discharge station B is U-shaped, thus completing the battery tray placement process.

[0017] like Figure 4 As shown, the unloading transfer mechanism 4 includes a first transverse module 41, a first lifting cylinder 42, and a first gripping cylinder 43. The first transverse module 41 drives the first lifting cylinder 42 to move left and right, the first lifting cylinder 42 drives the first gripping cylinder 43 to move up and down, and the first gripping cylinder 43 grips the lithium battery to the transfer robot arm 5.

[0018] like Figure 5As shown, the transfer robot 5 includes a transfer fixture 51, a first lifting module 52, and a first forward and backward moving module 53. The transfer fixture 51 is provided with multiple receiving slots for placing batteries. The first lifting module 52 drives the transfer fixture 51 to move up and down towards the tilting robot. The first forward and backward moving module 52 drives the transfer fixture 51 to move forward and backward towards the unloading transfer mechanism 4. The first lifting module 52 and the first forward and backward moving module 53 cooperate with each other to move the transfer fixture 51 into the frame and close to the tilting robot.

[0019] like Figure 6 As shown, the tray-stacking robot 6 includes a second lateral movement module 61, a second forward and backward movement module 62, a second lifting module 63, and a second gripping cylinder 64. The second lateral movement module 61 is installed above the main frame 1. The second lateral movement module 61 drives the second forward and backward movement module 62 to move left and right. The second forward and backward movement module 62 drives the second lifting module 63 to move forward and backward. The second lifting module 63 drives the second gripping cylinder 64 to move up and down. There are multiple second gripping cylinders 64. The second gripping cylinder 64 grips the battery on the transfer fixture 51.

[0020] like Figure 7 As shown, the pallet translation mechanism 7 includes a third transverse module 71, a moving plate 72, and pallet gripping components 73. The third transverse module 71 is installed on the top of the main frame 1. The third transverse module 71 drives the moving plate 72 to move left and right. Multiple pallet gripping components 73 are installed at the bottom of the moving plate 72. The pallet gripping components 73 grip the pallet and move it.

[0021] like Figure 8 As shown, a cylindrical power lithium battery tray mounting process, using the aforementioned equipment, includes the following steps. ① Stack multiple empty pallets together and place them at the pallet feeding station; ② The pallet transfer mechanism at the pallet feeding station moves the empty pallet into the main frame as a whole, and the screw lifting mechanism at the pallet feeding station drives the pallet to rise and approach the pallet translation mechanism; ③ The pallet translation mechanism grabs the top pallet and moves it to the pallet unloading station to wait for the pallets to be placed; ④ The material transfer mechanism transfers the cylindrical power lithium battery unloaded from the previous station to the transfer robot, and the transfer robot moves the cylindrical power lithium battery into the main frame. ⑤ The tray-arranging robotic arm places the cylindrical power lithium battery from the transfer robotic arm into the tray of step ③; ⑥ After the trays at the tray unloading station are full of batteries, the lead screw lifting mechanism at the tray unloading station drives the trays to descend one tray position. Repeat steps ③-⑤ above until all trays are full. ⑦ The pallet transfer mechanism at the pallet unloading station removes all pallets filled with batteries from the main frame.

[0022] The above description is a further detailed explanation of the present invention in conjunction with specific preferred embodiments. It should not be considered that the specific implementation of the present invention is limited to these descriptions. For those skilled in the art, several simple deductions or substitutions can be made without departing from the concept of the present invention, and all such deductions or substitutions should be considered to fall within the protection scope of the present invention.

Claims

1. A cylindrical power lithium battery large tray loading apparatus, characterized by: The device comprises a main frame, a tray moving mechanism, a screw lifting mechanism, a discharging transfer mechanism, a transfer manipulator, a tray placing manipulator and a tray translation mechanism. One side of the main frame is provided with a tray feeding station and the other side is provided with a tray discharging station. The tray feeding station and the tray discharging station are respectively provided with the tray moving mechanism and the screw lifting mechanism. The tray moving mechanism at the tray feeding station is used to move empty trays into the main frame. The tray moving mechanism at the tray discharging station is used to move the trays filled with batteries out of the main frame. The discharging transfer mechanism and the transfer manipulator are installed on the side of the main frame close to the tray discharging station. The discharging transfer mechanism is used to transfer the cylindrical power lithium batteries discharged from the previous station to the transfer manipulator. The transfer manipulator is used to move the cylindrical power lithium batteries into the main frame. The tray placing manipulator and the tray translation mechanism are installed on the top of the main frame. The tray translation mechanism is used to clamp the tray and move it from the tray feeding station to the tray discharging station. The tray placing manipulator is used to place the cylindrical power lithium batteries on the tray.

2. The cylindrical power lithium battery large tray loading equipment according to claim 1, characterized in that: The tray moving mechanism is driven by a motor to rotate the synchronous belt to move the tray. The screw lifting mechanism is driven by a motor to rotate the screw to lift the tray.

3. The cylindrical power lithium battery large tray loading equipment according to claim 1, characterized in that: The moving track of the tray from the tray feeding station to the tray discharging station is a V-shaped track.

4. The cylindrical power lithium battery large tray loading equipment according to claim 1, characterized in that: The discharging transfer mechanism comprises a first horizontal moving module, a first lifting cylinder and a first grabbing cylinder. The first horizontal moving module drives the first lifting cylinder to move left and right. The first lifting cylinder drives the first grabbing cylinder to move up and down. The first grabbing cylinder grabs the lithium battery to the transfer manipulator.

5. The cylindrical power lithium battery large tray assembling equipment according to claim 1 or 4, characterized in that: The transfer manipulator comprises a transfer jig, a first lifting module and a first front and back moving module. The transfer jig is provided with a plurality of accommodation grooves for placing the batteries. The first lifting module drives the transfer jig to move up and down to approach the tray placing manipulator. The first front and back moving module drives the transfer jig to move forward and backward to approach the discharging transfer mechanism.

6. The cylindrical power lithium battery tray assembling equipment according to claim 1, characterized in that: The tray placing manipulator comprises a second horizontal moving module, a second front and back moving module, a second lifting module and a second grabbing cylinder. The second horizontal moving module is installed on the top of the main frame. The second horizontal moving module drives the second front and back moving module to move left and right. The second front and back moving module drives the second lifting module to move forward and backward. The second lifting module drives the second grabbing cylinder to move up and down. The second grabbing cylinder has a plurality of grabbing cylinders.

7. The cylindrical power lithium battery tray assembling equipment according to claim 1, characterized in that: The tray translation mechanism comprises a third horizontal moving module, a moving plate and a tray grabbing assembly. The third horizontal moving module is installed on the top of the main frame. The third horizontal moving module drives the moving plate to move left and right. The moving plate is provided with a plurality of tray grabbing assemblies. The tray grabbing assemblies grab the tray to move.

8. A cylindrical power lithium battery traying process characterized by: The device is used to perform the following steps, ①Stack a plurality of empty trays together and place them on the tray feeding station; ②The tray moving mechanism at the tray feeding station moves the empty trays into the main frame. The screw lifting mechanism at the tray feeding station drives the trays to move up to approach the tray translation mechanism; ③The tray translation mechanism grabs the uppermost tray and moves it to the tray discharging station to wait for tray placing; ④The discharging transfer mechanism transfers the cylindrical power lithium batteries discharged from the previous station to the transfer manipulator. The transfer manipulator moves the cylindrical power lithium batteries into the main frame; V. The tray placing robot places the cylindrical power lithium battery in the transfer robot into the tray in step III; VI. After the tray at the tray discharging station is filled with the batteries, the screw rod lifting mechanism at the tray discharging station drives the tray to descend one tray position, and the above steps III-V are repeated until all the trays are filled; VII. The tray moving mechanism at the tray discharging station moves all the trays filled with the batteries out of the main frame.

Images