Feeding device for producing caps of lithium iron phosphate batteries

Abstract

The utility model discloses a feeding device for producing caps of lithium iron phosphate batteries, which belongs to the technical field of manufacturing of lithium iron phosphate batteries and comprises a rotary table, a first motor and a fixing seat are fixedly mounted on the inner wall of the bottom of the rotary table, a pinion is fixedly mounted at the output end of the first motor, and a large gear is rotatably mounted at the top of the fixing seat. A first joint is fixedly installed at the top of the large gear, a second joint is hinged to the top of the first joint, one end of the second joint is hinged to a third joint, a connecting plate is hinged to the bottom of the third joint, a frame is detachably installed at the bottom of the connecting plate, a first lead screw and a second lead screw are rotatably installed in the frame, and a limiting rod is fixedly installed in the frame. Straight gears are fixedly mounted on the outer sides of the first lead screw and the second lead screw, different types of clamps are possibly needed for accurate and efficient feeding operation according to caps of different specifications, shapes or characteristics, the clamps capable of being detached and replaced are used, the feeding device can adapt to various production requirements, and the universality of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium iron phosphate battery production, in particular to a feeding device for the production cap of a lithium iron phosphate battery. Background Art

[0002] In the current energy storage field, lithium iron phosphate batteries are widely used due to their many advantages. However, in the production process of lithium iron phosphate batteries, the feeding link of the cap has always been one of the key factors affecting production efficiency and quality.

[0003] The patent document with the publication number of CN111908066A discloses: including a circular feeding box, the circular feeding box is arranged vertically, a feeding port is opened at the upper part of the circular feeding box, a feeding component is installed at the upper part of the feeding port, a discharging port is opened at the lower part of the circular feeding box, a turning channel is installed below the discharging port, a feeding disk is rotatably installed inside the circular feeding box, and a main motor for driving the feeding disk to rotate is installed on one side of the circular feeding box.

[0004] In the above technical solution, manual feeding not only has a large labor intensity and low efficiency, but also is prone to human error, resulting in problems such as inaccurate placement position and damage of the cap, thus affecting the overall performance and quality stability of the battery; therefore, we propose a feeding device for the production cap of a lithium iron phosphate battery to solve this problem. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a feeding device for the production cap of a lithium iron phosphate battery to solve the problems raised in the above background art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A feeding device for the production cap of a lithium iron phosphate battery, comprising: a turntable, a motor one and a fixed seat are fixedly installed on the bottom inner wall of the turntable, a small gear is fixedly installed at the output end of the motor one, a large gear is rotatably installed on the top of the fixed seat, a joint one is fixedly installed on the top of the large gear, a joint two is hinged to the top of the joint one, one end of the joint two is hinged to a joint three, the bottom of the joint three is hinged to a connecting plate, a frame is detachably installed at the bottom of the connecting plate, a lead screw one and a lead screw two are rotatably installed inside the frame, a limiting rod is fixedly installed inside the frame, spur gears are fixedly installed on the outer sides of the lead screw one and the lead screw two, a motor two is fixedly installed on one side of the frame, the output end of the motor two is fixedly installed at one end of the lead screw one, multiple lower clamps are threadedly connected to the outer side of the lead screw one, and multiple upper clamps are threadedly connected to the outer side of the lead screw two.

[0008] Preferably, a turntable is rotatably installed on the front side of the connecting plate. Two mounting seats are fixedly installed on the front side of the connecting plate. Two second connecting rods are hinged to the front side of the turntable. One end of each of the two second connecting rods is hinged to a first connecting rod. One end of the inner sides of the two first connecting rods is fixedly installed with a third connecting rod. One end of each of the two third connecting rods is fixedly installed with a clamping block. Springs are sleeved on the outer sides of the two third connecting rods.

[0009] Preferably, a first electric push rod is hinged to the front side of the first joint. The output end of the first electric push rod is hinged to the bottom of the second joint. A second electric push rod is hinged to the bottom of the second joint. The output end of the second electric push rod is hinged to the front side of the third joint. A third electric push rod is hinged to the right side of the third joint. The output end of the third electric push rod is hinged to the connecting plate.

[0010] Preferably, the large gear meshes with the small gear. The two straight gears mesh with each other. The outer sides of multiple upper clamps and lower clamps are all slidably installed on the same limiting rod.

[0011] Preferably, chutes are formed inside the two mounting seats. The outer sides of the two first connecting rods are slidably installed in the chutes.

[0012] Preferably, two slot holes are formed inside the connecting plate. The two springs are fixedly installed on the inner walls of both sides of the slot holes. Two slot openings are formed at the top of the frame. The two clamping blocks are slidably installed in the slot openings. The thread rotation directions of the first lead screw and the second lead screw are the same.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] In the present utility model, by arranging a first motor to drive the small gear to rotate, the rotation of the small gear drives the large gear to rotate, thereby realizing the rotation of the whole. Through the mutual cooperation among the first joint, the second joint, the third joint, the first electric push rod, the second electric push rod and the third electric push rod, the requirements for different heights can be adjusted.

[0015] In the present utility model, by arranging a second motor, a first lead screw, a second lead screw, a straight gear, a limiting rod, an upper clamp and a lower clamp, the motor drives the first lead screw to rotate forward. Through the meshing of the straight gears, the second lead screw is driven to rotate reversely. With the cooperation of the limiting rod, multiple upper clamps and multiple lower clamps can move away from and close to each other simultaneously.

[0016] The structure design of the utility model is reasonable. By setting the turntable to rotate, the two connecting rods I and the connecting rod II can move away from and close to each other on the mounting seat, so as to drive the two connecting rods III and the clamping block to disengage from the frame, realizing the unlocking of the frame. For caps with different specifications, shapes or characteristics, different types of jigs may be required for accurate and efficient feeding operations. Using detachable and replaceable jigs can make the feeding device adapt to various production requirements and improve the versatility of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 FIG. 6 is a schematic perspective view of a feeding device for caps in the production of lithium iron phosphate batteries proposed by the utility model;

[0018] Figure 2 FIG. 10 is a schematic cross-sectional view of a motor I, a large gear and a small gear of a feeding device for caps in the production of lithium iron phosphate batteries proposed by the utility model;

[0019] Figure 3 FIG. 14 is a schematic cross-sectional view of a partial structure of a feeding device for caps in the production of lithium iron phosphate batteries proposed by the utility model;

[0020] Figure 4 FIG. 18 is a schematic partial perspective view of a feeding device for caps in the production of lithium iron phosphate batteries proposed by the utility model;

[0021] Figure 5 is Figure 3 an enlarged view of part A in FIG.

[0022] In the figure: 1, turntable; 2, motor I; 3, small gear; 4, large gear; 5, joint I; 6, joint II; 7, joint III; 8, electric push rod I; 9, electric push rod II; 10, electric push rod III; 11, connecting plate; 12, frame; 13, connecting rod I; 14, motor II; 15, lead screw I; 16, limit rod; 17, spur gear; 18, lower jig; 19, upper jig; 20, turntable; 21, connecting rod II; 22, connecting rod III; 23, spring; 24, clamping block; 25, mounting seat; 26, lead screw II. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0024] Refer to Figures 1 - 5As shown in the figure, a feeding device for the production cap of a lithium iron phosphate battery includes: a turntable 1. A motor 1 and a fixed seat are fixedly installed on the inner wall of the bottom of the turntable 1. The output end of the motor 1 is fixedly installed with a small gear 3. The top of the fixed seat is rotatably installed with a large gear 4. The top of the large gear 4 is fixedly installed with a joint 1 5. The top of the joint 1 5 is hinged with a joint 2 6. One end of the joint 2 6 is hinged with a joint 3 7. The bottom of the joint 3 7 is hinged with a connecting plate 11. The bottom of the connecting plate 11 is detachably installed with a frame 12. A lead screw 1 15 and a lead screw 2 26 are rotatably installed inside the frame 12. A limiting rod 16 is fixedly installed inside the frame 12. Straight gears 17 are fixedly installed on the outer sides of both the lead screw 1 15 and the lead screw 2 26. A motor 2 14 is fixedly installed on one side of the frame 12. The output end of the motor 2 14 is fixedly installed at one end of the lead screw 1 15. Multiple lower clamps 18 are threadedly connected to the outer side of the lead screw 1 15. Multiple upper clamps 19 are threadedly connected to the outer side of the lead screw 2 26.

[0025] In this embodiment, a turntable 20 is rotatably installed on the front side of the connecting plate. Two mounting seats 25 are fixedly installed on the front side of the connecting plate. Two connecting rods 2 21 are hinged to the front side of the turntable 20. One end of each of the two connecting rods 2 21 is hinged with a connecting rod 1 13. One end of the inner sides of the two connecting rods 1 13 is fixedly installed with a connecting rod 3 22. One end of each of the two connecting rods 3 22 is fixedly installed with a clamping block 24. Springs 23 are sleeved on the outer sides of the two connecting rods 3 22. Caps of different specifications, shapes or characteristics may require different types of clamps for accurate and efficient feeding operations. The ability to disassemble and replace the clamps can make the feeding device adapt to various production requirements, quickly switch to the clamps suitable for the current production task, and improve the versatility of the equipment.

[0026] Preferably, an electric push rod 1 8 is hinged to the front side of the joint 1 5. The output end of the electric push rod 1 8 is hinged to the bottom of the joint 2 6. An electric push rod 2 9 is hinged to the bottom of the joint 2 6. The output end of the electric push rod 2 9 is hinged to the front side of the joint 3 7. An electric push rod 3 10 is hinged to the right side of the joint 3 7. The output end of the electric push rod 3 10 is hinged to the connecting plate 11, ensuring accurate clamping of the production cap and improving the accuracy and stability of feeding.

[0027] In this embodiment, the large gear 4 meshes with the small gear 3. The two straight gears 17 mesh with each other. Multiple upper clamps 19 and lower clamps 18 are all slidably installed on the outer side of the same limiting rod 16. Caps of different specifications, shapes or characteristics may require different types of clamps for accurate and efficient feeding operations. The ability to disassemble and replace the clamps can make the feeding device adapt to various production requirements, quickly switch to the clamps suitable for the current production task, and improve the versatility of the equipment.

[0028] In this embodiment, chutes are opened inside the two mounting seats 25. The outer sides of the two connecting rods 1 13 are slidably installed in the chutes, improving the stability of the equipment operation.

[0029] In this embodiment, two sets of slot holes are provided inside the connecting plate 11, and both sets of springs 23 are fixedly installed on the inner walls on both sides of the slot holes. Two sets of slot sockets are provided at the top of the frame 12, and two sets of clamping blocks 24 are slidably installed in the slot sockets. The thread directions of the first lead screw 15 and the second lead screw 26 are the same, which improves stability.

[0030] In this embodiment, by starting the first electric push rod 8, the second electric push rod 9, and the third electric push rod 10, the upper clamp 19 and the lower clamp 18 can contact the cap. By starting the second motor 14 to drive the first lead screw 15 and the spur gear 17 to rotate, through the mutual meshing of the two spur gears 17, the two sets of gears and the lead screw rotate simultaneously, so as to realize the mutual approach of multiple sets of upper clamps 19 and multiple sets of lower clamps 18 under the restriction of the limiting rod 16, thereby realizing the clamping of multiple caps at the same time. Starting the first motor 2 to drive the pinion 3 to rotate, the pinion 3 drives the large gear 4 to drive the first joint 5, the second joint 6, and the third joint 7 to rotate, so as to drive the frame 12, the upper clamp 19, and the lower clamp 18 to rotate through the connecting block, realizing the displacement of the clamped cap. By rotating the turntable 20, it drives the two sets of first connecting rods 13 and the second connecting rods 21 to move horizontally in opposite directions under the restriction of the mounting seat 25, so as to drive the third connecting rod 22 and the clamping block 24 to disengage from the top of the frame 12, realizing the locking of the frame 12, and thus the clamps with different size requirements can be replaced. By providing the spring 23, after the whole frame 12 is inserted into the connecting plate 11, the two sets of second connecting rods 21 approach each other under the action of the spring 23, realizing the clamping of the frame 12.

[0031] The above has introduced in detail a feeding device for the cap in the production of lithium iron phosphate batteries provided by the present utility model. Specific embodiments are used herein to elaborate on the principle and implementation manner of the present utility model. The description of the above embodiments is only used to help understand the method and its core idea of the present utility model. It should be noted that for those of ordinary skill in the art of this technology, without departing from the principle of the present utility model, several improvements and modifications can still be made to the present utility model, and these improvements and modifications also fall within the protection scope of the claims of the present utility model.

Claims

1. A feeding device for the production of caps of lithium iron phosphate batteries, characterized in that, Including: A turntable (1), the bottom inner wall of the turntable (1) is fixedly installed with a first motor (2) and a fixed seat, the output end of the first motor (2) is fixedly installed with a small gear (3), the top of the fixed seat is rotatably installed with a large gear (4), the top of the large gear (4) is fixedly installed with a first joint (5), the top of the first joint (5) is hinged with a second joint (6), one end of the second joint (6) is hinged with a third joint (7), the bottom of the third joint (7) is hinged with a connecting plate (11), the bottom of the connecting plate (11) is detachably installed with a frame (12), a first lead screw (15) and a second lead screw (26) are rotatably installed inside the frame (12), a limiting rod (16) is fixedly installed inside the frame (12), straight gears (17) are fixedly installed on the outer sides of the first lead screw (15) and the second lead screw (26), a second motor (14) is fixedly installed on one side of the frame (12), the output end of the second motor (14) is fixedly installed at one end of the first lead screw (15), multiple lower clamps (18) are threadedly connected to the outer side of the first lead screw (15), and multiple upper clamps (19) are threadedly connected to the outer side of the second lead screw (26).

2. The feeding device for the production cap of a lithium iron phosphate battery according to claim 1, characterized in that, A turntable (20) is rotatably installed on the front side of the connecting plate (11), two mounting seats (25) are fixedly installed on the front side of the connecting plate (11), two connecting rods two (21) are hinged to the front side of the turntable (20), one end of each of the two connecting rods two (21) is hinged with a connecting rod one (13), a connecting rod three (22) is fixedly installed on the inner side of one end of each of the two connecting rods one (13), a clamping block (24) is fixedly installed at one end of each of the two connecting rods three (22), and springs (23) are sleeved on the outer sides of the two connecting rods three (22).

3. The feeding device for the production of the cap of a lithium iron phosphate battery according to claim 1, characterized in that, An electric push rod one (8) is hinged to the front side of the first joint (5), the output end of the electric push rod one (8) is hinged to the bottom of the second joint (6), an electric push rod two (9) is hinged to the bottom of the second joint (6), the output end of the electric push rod two (9) is hinged to the front side of the third joint (7), an electric push rod three (10) is hinged to the right side of the third joint (7), and the output end of the electric push rod three (10) is hinged to the connecting plate (11).

4. The feeding device for the production cap of a lithium iron phosphate battery according to claim 1, wherein, The large gear (4) meshes with the small gear (3), the two straight gears (17) mesh with each other, and multiple upper clamps (19) and lower clamps (18) are all slidably installed on the outer side of the same limiting rod (16).

5. The feeding device for the production of caps of lithium iron phosphate batteries according to claim 2, characterized in that, Chute grooves are formed inside the two mounting seats (25), and the outer sides of the two connecting rods one (13) are slidably installed in the chute grooves.

6. The feeding device for the production of the cap of a lithium iron phosphate battery according to claim 2, characterized in that, Two slot holes are formed inside the connecting plate (11), the two sides of the two springs (23) are respectively fixedly installed on one side of the clamping block (24) and one side inner wall of the slot hole, two slot openings are formed at the top of the frame (12), the two clamping blocks (24) are slidably installed in the slot openings, and the thread directions of the first lead screw (15) and the second lead screw (26) are the same.

Images