Automatic clamp opening mechanism for battery tray feeding

Abstract

The utility model discloses a battery tray feeding automatic clamp opening mechanism which comprises a feeding belt, a blocking device, an in-place sensor, a first material sensor, a second material sensor, a third material sensor, a fourth material sensor, a first clamp opening device and a second clamp opening device. An in-place sensor is embedded in the side, facing the feeding belt, of the blocking device, and a first material sensor, a second material sensor, a third material sensor and a fourth material sensor are arranged on the two sides of the tail position of the feeding belt and correspond to battery clamping stations of the battery trays correspondingly. And a first clamp opening device and a second clamp opening device are respectively arranged above the tail position of the feeding belt corresponding to the front and the back of the tab clamp group of the battery tray. According to the utility model, the tab clip on the formation tray can be automatically opened, and the tab clip can be automatically output after being clamped, so that the production efficiency is high, and the device is suitable for large-batch operation.

Description

Technical Field

[0001] The utility model relates to the field of battery manufacturing, in particular to an automatic clamping mechanism for loading and unloading a battery tray. Background Art

[0002] In recent years, with the continuous innovation of science and technology, battery products have been widely used in various industries. Among them, lithium-ion batteries have replaced traditional batteries in applications such as mobile phones, portable computers, camcorders, and cameras, and larger-capacity lithium-ion batteries have been used in electric vehicles. Lithium-ion batteries will become one of the main power batteries for electric vehicles in the 21st century.

[0003] The manufacturing process of lithium-ion batteries includes a formation step. Formation involves the first low-current charging of newly manufactured lithium-ion batteries. This charging process forms a SEI film on the surface of the negative electrode, which significantly impacts the performance of the lithium-ion battery. During the formation process, a formation tray is used, equipped with tab clamps for holding the battery cell tabs. Currently, the tab clamps are primarily opened manually, which is inefficient and unsuitable for large-scale operations.

[0004] Therefore, the existing technology has defects and needs to be improved. Utility Model Content

[0005] The purpose of the utility model is to overcome the shortcomings of the existing technology and provide a battery tray loading automatic clamping mechanism, which can automatically open the tab clamps on the formation tray and automatically output the material after clamping it. It has high production efficiency and is suitable for large-scale operations.

[0006] The technical solution of the utility model is as follows:

[0007] A battery tray feeding automatic clamping mechanism comprises a feeding belt, a blocking device, an in-position sensor, a first material sensor, a second material sensor, a third material sensor, a fourth material sensor, a first clamping device and a second clamping device, the blocking device is arranged at the end of the feeding belt, and the blocking device is embedded with an in-position sensor on the side facing the feeding belt, the first material sensor, the second material sensor, the third material sensor and the fourth material sensor are respectively provided on both sides of the last position of the feeding belt corresponding to the battery clamping stations of the battery tray, and the first clamping device and the second clamping device are respectively provided in front and behind the tab clip group corresponding to the battery tray above the last position of the feeding belt, the signal output end of the in-position sensor is respectively connected to the signal input end of the first material sensor, the second material sensor, the third material sensor and the fourth material sensor, the first signal output ends of the first material sensor, the second material sensor, the third material sensor and the fourth material sensor are respectively connected to the first clamping device and the second clamping device, and the second signal output ends of the first material sensor, the second material sensor, the third material sensor and the fourth material sensor are connected to the blocking device.

[0008] Among them, the blocking device includes a first lifting cylinder, a second lifting cylinder and a blocking block. The first lifting cylinder and the second lifting cylinder are arranged opposite to each other on the left and right. The blocking block is arranged on the cylinder axis of the first lifting cylinder and the second lifting cylinder. The in-position sensor is embedded in one side of the blocking block.

[0009] Among them, the first clamping device includes a first clamping motor, a second clamping motor, a first connecting seat and a first pressing block. The first clamping motor and the second clamping motor are respectively located on both sides of the feeding belt. The first connecting seat is arranged on the motor shafts of the first clamping motor and the second clamping motor, and the first pressing block is arranged at the bottom of the first connecting seat.

[0010] Among them, the second opening and clamping device includes a third opening and clamping motor, a fourth opening and clamping motor, a second connecting seat and a second pressing block. The third opening and clamping motor and the fourth opening and clamping motor are respectively located on both sides of the feeding belt, the second connecting seat is arranged on the motor shafts of the third opening and clamping motor and the fourth opening and clamping motor, and the second pressing block is arranged at the bottom of the second connecting seat.

[0011] Among them, the battery tray includes a tray bottom plate, a first charging and discharging circuit board, a second charging and discharging circuit board, a first tab clip group, a second tab clip group, a first circuit conduction plate and a second circuit conduction plate. The first charging and discharging circuit board and the second charging and discharging circuit board are arranged on the tray bottom plate relative to each other front and back. There are two of the first charging and discharging circuit board and the second charging and discharging circuit board on the left and right. Each first charging and discharging circuit board is provided with a first tab clip group, and each second charging and discharging circuit board is provided with a second tab clip group. The clamping openings of the first tab clip group and the second tab clip group are arranged facing each other to form relative battery clamping stations. The first circuit conduction plate and the second circuit conduction plate are arranged on one side of the tray bottom plate front and back. The first circuit conduction plate is connected to the first charging and discharging circuit board, and the second circuit conduction plate is connected to the second charging and discharging circuit board.

[0012] Compared with the prior art, the beneficial effect of the present invention is that the present invention can replace manual opening and the battery tray is transported through the loading line (its tab clamps need to be placed in a front-to-back distribution). When it reaches the end position, it is stopped by a blocking device. After the in-place sensor senses that the battery tray is in place, the first material sensor, the second material sensor, the third material sensor, and the fourth material sensor on both sides are used to detect whether the tab clamps of the battery tray have batteries. If there are no batteries, the first opening clamp device and the second opening clamp device are controlled to open the tab clamps on the battery tray. At this time, the battery can be placed on the battery clamping station. After the first material sensor, the second material sensor, the third material sensor, and the fourth material sensor detect that there are materials, the first opening clamp device and the second opening clamp device release the tab clamps to clamp the battery. The blocking device is opened, and the battery tray is output to the next process. The present invention can automatically open the tab clamps on the formation tray and automatically output them after clamping the materials. It has high production efficiency and is suitable for large-scale operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0014] Figure 1 This is a structural diagram of an automatic clamping mechanism for loading a battery tray provided by the utility model;

[0015] Figure 2 This is a principle block diagram of the automatic clamping mechanism for loading a battery tray provided by the utility model;

[0016] Figure 3 This is a structural schematic diagram of the battery tray of the present invention. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0018] In order to illustrate the technical solution of the present invention, specific embodiments are provided below.

[0019] Example

[0020] See also Figure 1 、 Figure 2 , this embodiment provides a battery tray feeding automatic clamping mechanism, including a feeding belt 1, a blocking device 2, an in-position sensor 3, a first material sensor 4, a second material sensor 5, a third material sensor 6, a fourth material sensor 7, a first clamping device 8 and a second clamping device 9, the blocking device 2 is arranged at the end of the feeding belt 1, and the blocking device 2 is embedded with the in-position sensor 3 on the side facing the feeding belt 1, and the battery clamping stations corresponding to the battery tray 10 on both sides of the last position of the feeding belt 1 are respectively provided with the first material sensor 4, the second material sensor 5, the third material sensor 6 and the fourth material sensor 7, and the battery clamping stations corresponding to the battery tray 10 on the top of the last position of the feeding belt 1 are respectively provided with the first material sensor 4, the second material sensor 5, the third material sensor 6 and the fourth material sensor 7. The first clamping device 8 and the second clamping device 9 are respectively provided at the front and rear of the tab clamp group of the battery tray 10. The signal output end of the in-place sensor 3 is respectively connected to the signal input end of the first material sensor 4, the second material sensor 5, the third material sensor 6 and the fourth material sensor 7. The first signal output ends of the first material sensor 4, the second material sensor 5, the third material sensor 6 and the fourth material sensor 7 are respectively connected to the first clamping device 8 and the second clamping device 9. The second signal output ends of the first material sensor 4, the second material sensor 5, the third material sensor 6 and the fourth material sensor 7 are connected to the blocking device 2.

[0021] The blocking device 2 includes a first lifting cylinder 21, a second lifting cylinder 22, and a blocking block 23. The first and second lifting cylinders 21, 22 are positioned opposite each other, and the blocking block 23 is mounted on the cylinder shafts of the first and second lifting cylinders 21, 22. The blocking block 23 is synchronously driven up and down by the first and second lifting cylinders 21, 22, thereby blocking and releasing the battery tray 10. An in-position sensor 3 is embedded in one side of the blocking block 23 to sense whether the battery tray 10 has reached the end position of the loading belt 1.

[0022] The first opening device 8 includes a first opening motor 81, a second opening motor 82, a first connecting seat 83, and a first pressing block 84. The first opening motor 81 and the second opening motor 82 are respectively located on both sides of the feeding belt 1. The first connecting seat 83 is arranged on the motor shafts of the first opening motor 81 and the second opening motor 82. The first pressing block 84 is arranged at the bottom of the first connecting seat 83. The first pressing block 84 can move up and down under the synchronous drive of the first opening motor 81 and the second opening motor 82, thereby realizing the opening and releasing actions of the tab clamp.

[0023] The second opening device 9 includes a third opening motor 91, a fourth opening motor 92, a second connecting seat 93, and a second pressing block 94. The third opening motor 91 and the fourth opening motor 92 are respectively located on both sides of the feeding belt 1. The second connecting seat 93 is set on the motor shafts of the third opening motor 91 and the fourth opening motor 92. The second pressing block 94 is set at the bottom of the second connecting seat 93. The second pressing block 94 can move up and down under the synchronous drive of the third opening motor 91 and the fourth opening motor 92, thereby realizing the opening and releasing actions of the tab clamp.

[0024] Combine Figure 3 As shown, the battery tray 10 includes a tray bottom plate 101, a first charging and discharging circuit board 102, a second charging and discharging circuit board 103, a first tab clip group 104, a second tab clip group 105, a first circuit conduction plate 106 and a second circuit conduction plate 107. The first charging and discharging circuit board 102 and the second charging and discharging circuit board 103 are arranged on the tray bottom plate 101 relative to each other. There are two first charging and discharging circuit boards 102 and 103 on each side, and each first charging and discharging circuit board 102 is provided with a A first tab clip assembly 104 is provided, and a second tab clip assembly 105 is provided on each second charging and discharging circuit board 103. The clamping openings of the first tab clip assembly 104 and the second tab clip assembly 105 are arranged facing each other, forming opposing battery clamping stations. A first circuit conduction plate 106 and a second circuit conduction plate 107 are arranged front and back on one side of the tray base plate 101. The first circuit conduction plate 106 is connected to the first charging and discharging circuit board 106, and the second circuit conduction plate 107 is connected to the second charging and discharging circuit board 103. A first opening device 8 is provided corresponding to the first tab clip assembly 104 and can simultaneously open the tab clips of the first tab clip assembly 104; a second opening device 9 is provided corresponding to the second tab clip assembly 105 and can simultaneously open the tab clips of the second tab clip assembly 105.

[0025] The specific workflow is as follows:

[0026] The battery tray 10 is transmitted through the loading line 1 (its tab clamps need to be placed in a front-to-back distribution), and is stopped by the blocking device 2 when it reaches the end position. After the in-place sensor 3 senses that the battery tray 10 is in place, the first material sensor 4, the second material sensor 5, the third material sensor 6, and the fourth material sensor 7 on both sides are used to detect whether the tab clamps of the battery tray 10 have batteries. If there are no batteries, the first clamping device 8 and the second clamping device 9 are controlled to open the tab clamps on the battery tray 10. At this time, the battery can be placed on the battery clamping station. After the first material sensor 4, the second material sensor 5, the third material sensor 6, and the fourth material sensor 7 detect that there is material, the first clamping device 8 and the second clamping device 9 release the tab clamps to clamp the battery, the blocking device 2 is opened, and the battery tray 10 is output to enter the next process.

[0027] In summary, the automatic clamping mechanism for battery tray loading can automatically open the tab clamps on the formation tray and automatically output the material after clamping it, thereby replacing manual operation, greatly improving production efficiency, reducing labor costs, and being suitable for large-scale operations.

[0028] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An automatic clamping mechanism for loading a battery tray, characterized by: It includes a feeding belt, a blocking device, an in-position sensor, a first material sensor, a second material sensor, a third material sensor, a fourth material sensor, a first clamping device and a second clamping device, the blocking device is arranged at the end of the feeding belt, and the blocking device is embedded with an in-position sensor on the side facing the feeding belt, the battery clamping stations corresponding to the battery tray on both sides of the last position of the feeding belt are respectively provided with the first material sensor, the second material sensor, the third material sensor and the fourth material sensor, and the first clamping device and the second clamping device are respectively provided above the last position of the feeding belt and the tab clamp group corresponding to the battery tray, the signal output end of the in-position sensor is respectively connected with the signal input end of the first material sensor, the second material sensor, the third material sensor and the fourth material sensor, the first signal output ends of the first material sensor, the second material sensor, the third material sensor and the fourth material sensor are respectively connected with the first clamping device and the second clamping device, and the second signal output ends of the first material sensor, the second material sensor, the third material sensor and the fourth material sensor are connected with the blocking device.

2. The automatic clamping mechanism for loading a battery tray according to claim 1, characterized in that: The blocking device includes a first lifting cylinder, a second lifting cylinder and a blocking block. The first lifting cylinder and the second lifting cylinder are arranged opposite to each other on the left and right. The blocking block is arranged on the cylinder shafts of the first lifting cylinder and the second lifting cylinder. The in-position sensor is embedded in one side of the blocking block.

3. The automatic clamping mechanism for loading a battery tray according to claim 1, characterized in that: The first opening and clamping device includes a first opening and clamping motor, a second opening and clamping motor, a first connecting seat and a first pressing block. The first opening and clamping motor and the second opening and clamping motor are respectively located on both sides of the feeding belt. The first connecting seat is arranged on the motor shafts of the first opening and clamping motor and the second opening and clamping motor. The first pressing block is arranged at the bottom of the first connecting seat.

4. The automatic clamping mechanism for loading a battery tray according to claim 1, characterized in that: The second opening and clamping device includes a third opening and clamping motor, a fourth opening and clamping motor, a second connecting seat and a second pressing block. The third opening and clamping motor and the fourth opening and clamping motor are respectively located on both sides of the feeding belt. The second connecting seat is arranged on the motor shafts of the third opening and clamping motor and the fourth opening and clamping motor. The second pressing block is arranged at the bottom of the second connecting seat.

5. The automatic clamping mechanism for loading a battery tray according to claim 1, characterized in that: The battery tray includes a tray bottom plate, a first charging and discharging circuit board, a second charging and discharging circuit board, a first tab clip group, a second tab clip group, a first circuit conduction plate, and a second circuit conduction plate. The first charging and discharging circuit board and the second charging and discharging circuit board are arranged on the tray bottom plate relative to each other front and back. Two of the first charging and discharging circuit board and the second charging and discharging circuit board are arranged on the left and right. Each first charging and discharging circuit board is provided with a first tab clip group, and each second charging and discharging circuit board is provided with a second tab clip group. The clamping openings of the first tab clip group and the second tab clip group are arranged facing each other to form relative battery clamping stations. The first circuit conduction plate and the second circuit conduction plate are arranged on one side of the tray bottom plate front and back. The first circuit conduction plate is connected to the first charging and discharging circuit board, and the second circuit conduction plate is connected to the second charging and discharging circuit board.

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