Flexible lifting device for lithium battery conveying

Abstract

The utility model discloses a flexible lifting device for lithium battery conveying. The flexible lifting device comprises a rack, a transmission connecting rod mechanism and a conveying mechanism. The transmission connecting rod mechanism comprises a first rotating frame and a second rotating frame, and the first rotating frame and the second rotating frame are rotationally connected through a center rotating shaft to form a shear fork structure. The bottom end of the first rotating frame is slidably connected with the rack, and the top end of the first rotating frame is rotatably connected with the conveying mechanism; the bottom end of the second rotating frame is rotatably connected with the rack, and the top end of the first rotating frame is slidably connected with the conveying mechanism; the driving mechanism is arranged on the rack to drive the first rotating frame to slide; the flexible lifting of the conveying mechanism is driven by the transmission connecting rod mechanism, the characteristics of high synchronism and good stability are achieved, and the application requirements in different production environments are met by adjusting the lifting speed and height.

Description

Technical Field

[0001] The utility model belongs to the technical field of lithium battery transportation, and in particular relates to a flexible lifting device for lithium battery transportation. Background Art

[0002] During the production of lithium batteries, a conveying and transporting mechanism is required between each process to realize the circulation of various types of batteries. With the improvement of production efficiency and the demand for customer customization, the requirements for conveying mechanisms are getting higher and higher. In order to improve the transportation efficiency between production processes and meet the diversified battery model requirements of customers, a mechanism that can be flexibly lifted and lowered plays an important role. At present, the lifting mechanism used for transportation is mainly a cylinder lifting method, which has a single lifting stroke and needs to replace the cylinder when the lifting height is different; in addition, the stability of the gas source is difficult to unify, resulting in poor synchronization; and the cylinder's lifting speed adjustment range is limited. Utility Model Content

[0003] The purpose of the utility model is to provide a flexible lifting device for lithium battery transportation, which drives the flexible lifting of the conveying mechanism through a transmission connecting rod mechanism, has the characteristics of high synchronization and good stability, and can adapt to application requirements in different production environments by adjusting the lifting speed and height.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is:

[0005] A flexible lifting device for lithium battery transportation, comprising a frame, a driving mechanism, a transmission link mechanism and a conveying mechanism; the bottom end of the transmission link mechanism is arranged on the frame, and the conveying mechanism is arranged on the top end of the transmission link mechanism;

[0006] The transmission linkage mechanism includes a first rotating frame and a second rotating frame, and the first rotating frame and the second rotating frame are rotatably connected through a central rotating shaft to form a scissor-type structure; the bottom end of the first rotating frame is slidably connected to the frame, and the top end of the first rotating frame is rotatably connected to the conveying mechanism; the bottom end of the second rotating frame is rotatably connected to the frame, and the top end of the first rotating frame is slidably connected to the conveying mechanism; the driving mechanism is arranged on the frame to drive the first rotating frame to slide.

[0007] Furthermore, two first linear guides are arranged in parallel and at intervals on the frame; two first sliders are arranged at the bottom of the first rotating frame; the first slider is slidably connected to the first linear guide; two second linear guides are arranged in parallel and at intervals below the conveying mechanism; two second sliders are arranged at the top of the second rotating frame; the second slider is slidably connected to the second linear guide.

[0008] Furthermore, supports are provided above the frame and below the conveying mechanism; the support above the frame is rotatably connected to the bottom end of the second rotating frame; and the support below the conveying mechanism is rotatably connected to the top end of the first rotating frame.

[0009] Furthermore, the first rotating frame and the second rotating frame include a first connecting plate and a second connecting plate; the first connecting plate and the second connecting plate are arranged parallel to each other, and the middle parts of the first connecting plate and the second connecting plate are rotatably connected to the central rotating shaft; the first connecting plate and the second connecting plate are connected at both ends by a fixed shaft, and the two fixed shafts are rotatably connected to the support and the mounting frame respectively; the mounting frame on the first rotating frame is used to install the first slider, and the mounting frame on the second rotating frame is used to install the second slider.

[0010] Furthermore, a buffer limit block is provided on the second sliding block, and a limit block is provided on the second linear guide rail; when the conveying mechanism is at the highest position, the buffer limit block and the limit block are in contact with each other.

[0011] Furthermore, the conveying mechanism includes a conveying frame; the second linear guide rail and a support rotatably connected to the first rotating frame are arranged below the conveying frame; a plurality of rollers are arranged in parallel on the conveying frame; the rollers are connected to each other through a transmission multi-V belt, and the transmission motor drives the rollers to rotate through the transmission multi-V belt.

[0012] Furthermore, support feet and universal wheels are provided below the four corners of the frame.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model describes a transmission link mechanism in which the bottom end is arranged on the frame, and the conveying mechanism is arranged at the other end of the transmission link mechanism; the transmission link mechanism comprises a first rotating frame and a second rotating frame, and the first rotating frame and the second rotating frame are rotationally connected through a central rotating shaft to form a scissors-type structure; the bottom end of the first rotating frame is slidably connected to the frame, and the top end of the first rotating frame is rotationally connected to the conveying mechanism; the bottom end of the second rotating frame is rotationally connected to the frame, and the top end of the first rotating frame is slidably connected to the conveying mechanism; the driving mechanism is arranged on the frame to drive the first rotating frame to slide; the conveying mechanism is driven to flexibly rise and fall through the transmission link mechanism, and has the characteristics of high synchronization and good stability. The lifting speed and height can be adjusted by the driving mechanism to adapt to application requirements under different production environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a structural diagram of the flexible lifting device for lithium battery transportation provided in this embodiment;

[0016] Figure 2is a structural diagram of a frame and a driving mechanism provided in this embodiment;

[0017] Figure 3 is a structural diagram of the conveying mechanism and the transmission connecting rod mechanism provided in this embodiment;

[0018] Figure 4 It is a cross-sectional view of the flexible lifting device for lithium battery transportation provided in this embodiment.

[0019] In the figure, 1, frame; 11, universal wheel; 12, first linear guide rail;

[0020] 2. Driving mechanism; 21. Lifting motor; 22. Coupling; 23. First bearing support; 24. Lead screw; 26. Transmission connecting shaft; 27. Second bearing support; 28. Angular contact bearing;

[0021] 3. Transmission connecting rod mechanism; 301 first rotating frame; 302 second rotating frame; 31. fixed shaft; 32. support; 33. first connecting plate; 34. second connecting plate; 35. central rotating shaft; 36. mounting frame; 37. slider; 38. second linear guide rail; 39. buffer limit block;

[0022] 4. Conveying mechanism; 41. Roller; 42. Transmission multi-V belt; 43. Conveying frame; 44. Support plate; 45. Limiting block. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and cannot be used to limit the protection scope of the utility model.

[0024] It should be noted that in the description of the present invention, the directions or positional relationships indicated by the terms "front", "rear", "left", "right", "up", "down", "inside", "outside", etc. are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention rather than requiring that the present invention must be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present invention. The terms "front", "rear", "left", "right", "up", and "down" used in the description of the present invention refer to the directions in the accompanying drawings, and the terms "inside" and "outside" refer to the directions toward or away from the geometric center of a specific component, respectively.

[0025] like Figures 1 to 4As shown, a flexible lifting device for lithium battery transportation includes a frame 1, a driving mechanism 2, a transmission link mechanism 3 and a conveying mechanism 4; support feet and universal wheels 11 are arranged below the four corners of the frame 1; the frame is transported to the installation position through the universal wheels 11, and after the position is determined, the universal wheels can be removed and the frame can be directly installed on the ground through the support feet; the bottom end of the transmission link mechanism 3 is arranged on the frame 1, and the conveying mechanism 4 is arranged at the top of the transmission link mechanism 3.

[0026] The transmission link mechanism 3 includes a first rotating frame 301 and a second rotating frame 302, which are rotatably connected via a central rotating shaft 35 to form a scissor-fork structure; the bottom end of the first rotating frame 301 is slidably connected to the frame 1, and the top end of the first rotating frame 301 is rotatably connected to the conveying mechanism 4; the bottom end of the second rotating frame 302 is rotatably connected to the frame 1, and the top end of the first rotating frame 301 is slidably connected to the conveying mechanism 4; the specific structure is as follows:

[0027] The first rotating frame 301 and the second rotating frame 302 include a first connecting plate and a second connecting plate; the first connecting plate 33 and the second connecting plate 34 are arranged parallel to each other, and the middle parts of the first connecting plate 33 and the second connecting plate 34 are rotatably connected to the central rotating shaft 35; the first connecting plate 33 and the second connecting plate 34 are connected at both ends by a fixed shaft 31, and the two fixed shafts 31 are rotatably connected to the support 32 and the mounting frame 36 respectively.

[0028] Two first linear guides 12 are arranged in parallel and at intervals on the frame 1; two first sliders are arranged on the mounting frame on the first rotating frame 301, and the two first sliders are arranged at the bottom of the first rotating frame 301; the first slider is slidably connected to the first linear guide 12; two second linear guides 38 are arranged in parallel and at intervals below the conveying mechanism 4; two second sliders are arranged on the mounting frame on the second rotating frame 302, and the two second sliders are arranged at the top of the second rotating frame 302; the second slider is slidably connected to the second linear guide 38; a buffer limit block 39 is provided on the second slider, and the material of the buffer limit block is polyurethane material, and a limit block 45 is provided on the second linear guide 38; when the conveying mechanism 4 is in the highest position, the buffer limit block 39 and the limit block 45 are in contact; wherein the position of the limit block 45 can be adjusted by bolts, and the lifting height can be changed within a certain range. When the two buffer limit blocks 39 and the limit block 45 are in contact, the lifting motor will alarm overload, so that the lifting device will not be able to continue lifting.

[0029] A support 32 is provided above the frame 1 and below the conveying mechanism 4; the support 32 above the frame 1 is rotatably connected to the fixed shaft 31 at the bottom end of the second rotating frame 302; the support 32 below the conveying mechanism 4 is rotatably connected to the fixed shaft 31 at the top end of the first rotating frame 301.

[0030] The driving mechanism 2 is arranged on the frame 1 to drive the first rotating frame 301 to slide; the driving mechanism 2 includes a lifting motor 21 and a screw 24; the screw 24 is installed on the frame 1 through a first bearing support 23 and a second bearing support 27; the lifting motor 21 is connected to the screw 24 through a coupling 22, and the lifting motor 21 is arranged on the frame 1; a transmission connecting shaft 26 is arranged at the bottom end of the first rotating frame 301; in this example, angular contact bearings 28 are arranged between the first bearing support 23 and the screw 24, and between the second bearing support 27 and the screw 24.

[0031] The lifting motor 21 drives the lead screw 24 to rotate, and the lead screw 24 pushes the transmission connecting shaft 26 to perform reciprocating linear motion, and the transmission connecting shaft 26 drives the first rotating frame 301 to slide; the transmission connecting rod mechanism 3 drives the flexible lifting of the conveying mechanism 4, the lifting speed is adjusted by the driving mechanism, and the maximum lifting height of the conveying mechanism 4 is adjusted by the limit block 4 to adapt to application requirements under different production environments.

[0032] The conveying mechanism 4 includes a conveying frame 43; support plates 44 are arranged on both sides of the conveying frame 43; the second linear guide 38 and the support 32 rotatably connected to the first rotating frame 301 are arranged below the conveying frame 43; a plurality of rollers 41 are arranged in parallel on the conveying frame 43; both ends of the rollers 41 are rotatably connected to the support plates 44; the rollers 41 are connected to each other through a transmission multi-V belt 42, and the transmission motor drives the rollers 41 to rotate through the transmission multi-V belt to realize the transmission of goods at different heights.

[0033] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A flexible lifting device for lithium battery transportation, characterized in that: It includes a frame, a driving mechanism, a transmission link mechanism and a conveying mechanism; the bottom end of the transmission link mechanism is arranged on the frame, and the conveying mechanism is arranged on the top end of the transmission link mechanism; The transmission linkage mechanism includes a first rotating frame and a second rotating frame, and the first rotating frame and the second rotating frame are rotatably connected through a central rotating shaft to form a scissor-type structure; the bottom end of the first rotating frame is slidably connected to the frame, and the top end of the first rotating frame is rotatably connected to the conveying mechanism; the bottom end of the second rotating frame is rotatably connected to the frame, and the top end of the first rotating frame is slidably connected to the conveying mechanism; the driving mechanism is arranged on the frame to drive the first rotating frame to slide.

2. The flexible lifting device for lithium battery transportation according to claim 1, characterized in that: Two first linear guides are arranged in parallel and at intervals on the frame; two first sliders are arranged at the bottom of the first rotating frame; the first slider is slidably connected to the first linear guide; two second linear guides are arranged in parallel and at intervals below the conveying mechanism; two second sliders are arranged at the top of the second rotating frame; the second slider is slidably connected to the second linear guide.

3. The flexible lifting device for lithium battery transportation according to claim 2, characterized in that: Supports are provided above the frame and below the conveying mechanism; the support above the frame is rotatably connected to the bottom end of the second rotating frame; the support below the conveying mechanism is rotatably connected to the top end of the first rotating frame.

4. The flexible lifting device for lithium battery transportation according to claim 3, characterized in that: The first rotating frame and the second rotating frame include a first connecting plate and a second connecting plate; the first connecting plate and the second connecting plate are arranged parallel to each other, and the middle parts of the first connecting plate and the second connecting plate are rotatably connected to the central rotating shaft; the first connecting plate and the second connecting plate are connected at both ends by a fixed shaft, and the two fixed shafts are rotatably connected to the support and the mounting frame respectively; the mounting frame on the first rotating frame is used to install the first slider, and the mounting frame on the second rotating frame is used to install the second slider.

5. The flexible lifting device for lithium battery transportation according to claim 2, characterized in that: The second sliding block is provided with a buffer limit block, and the second linear guide rail is provided with a limit block; when the conveying mechanism is at the highest position, the buffer limit block and the limit block are in contact with each other.

6. The flexible lifting device for lithium battery transportation according to claim 3, characterized in that: The conveying mechanism includes a conveying frame; the second linear guide rail and a support rotatably connected to the first rotating frame are arranged below the conveying frame; a plurality of rollers are arranged in parallel on the conveying frame; the rollers are connected to each other through a transmission multi-V belt, and the transmission motor drives the rollers to rotate through the transmission multi-V belt.

7. The flexible lifting device for lithium battery transportation according to claim 1, characterized in that: Supporting foot cups and universal wheels are arranged below the four corners of the frame.

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