CN204397176U - Battery positioning clamping device - Google Patents

Abstract

The utility model belongs to the technical field of positioning and clamping devices, in particular to a battery positioning and clamping device, which includes a pressing mechanism, a front positioning plate, a guide bearing, a clamping mechanism, a fixing plate, a pressing plate and a side locking mechanism. The tightening mechanism is arranged on one side of the front positioning plate, and the fixing plate is sequentially connected with the pressure plate and the front positioning plate through the guide bearing, the clamping mechanism is arranged on the fixing plate, and the clamping mechanism The output end of the tightening mechanism is connected to the pressing plate, and the side locking mechanism is arranged between the front positioning plate and the pressing plate. Through the cooperative work of the pressing mechanism, the front positioning plate, the pressing plate and the side locking mechanism, the utility model can position the positioned product from the three directions of the front, side and top surface, so the utility model has accurate positioning and high precision. The welding process is facilitated, and the welding precision and efficiency are effectively improved.

Description

Battery positioning and clamping device

technical field

The utility model belongs to the technical field of positioning and clamping devices, in particular to a battery positioning and clamping device.

technical background

At present, hard-shell lithium-ion batteries are widely used as power batteries, and the market competition is fierce. All major companies have continuously explored and improved the performance and manufacturing process of power lithium-ion batteries.

In the production process of hard-shell lithium-ion batteries, the welding process between the top cover and the battery body is very important, and the welding quality will directly affect the airtightness and safety of the battery. At present, the semi-automatic welding method is basically adopted in China. In this method, the battery body and the top cover are positioned on the device at the same time, the position of the laser welding head and its moving path are adjusted, and the welding process is automatically completed. However, their welding clamping devices are completely manually clamped, and there are defects such as inaccurate positioning, large gap between the top cover and the battery case, difficult clamping, low laser utilization rate, and low welding efficiency, making it difficult to guarantee welding quality.

Utility model content

The purpose of the utility model is to provide a battery positioning and clamping device for the deficiencies of the prior art, which can be applied to the welding positioning and clamping of hard-shell lithium-ion batteries of different specifications, which facilitates the welding process and effectively Improve welding accuracy and efficiency.

In order to achieve the above object, the utility model adopts the following technical solutions:

A battery positioning and clamping device, comprising a pressing mechanism, a front positioning plate, a guide bearing, a clamping mechanism, a fixing plate, a pressing plate and a side locking mechanism, the pressing mechanism is arranged on one side of the front positioning plate, The fixing plate is sequentially connected to the pressing plate and the front positioning plate through the guide bearing, the clamping mechanism is arranged on the fixing plate, the output end of the clamping mechanism is connected to the pressing plate, the The side locking mechanism is arranged between the front positioning plate and the pressing plate.

As an improvement of the battery positioning and clamping device described in the utility model, the pressing mechanism includes a power device and a pressing block, and the power device is any one of a rotating cylinder, a motor and a crank assembly.

As an improvement of the battery positioning and clamping device described in the present invention, the crank assembly includes a pressing crank and a pressing cylinder, the pressing cylinder is fixedly arranged on one side of the front positioning plate, the pressing One end of the compression crank is connected to the output end of the compression cylinder, and the other end of the compression crank is connected to the compression block. Driven by the pressing cylinder, the pressing crank drives the pressing block to press against the top of the positioned product, thereby realizing the positioning and clamping of the top of the positioned product. When the product to be positioned is a hard-shell lithium-ion battery, the front of the battery body and the top cover of the battery are compressed pneumatically, effectively avoiding the gap between the top cover and the shell, and improving the welding quality.

As an improvement of the battery positioning and clamping device described in the present invention, the other end of the pressing crank is connected to the pressing block through a rotating shaft. The positioning speed of the pressing block driven by the rotating shaft is relatively fast, and multiple pressing blocks can be moved together under the drive of the rotating shaft, so that the positioned product is evenly stressed.

As an improvement of the battery positioning and clamping device described in the present invention, there are multiple pressing blocks, each of which is provided with a rolling bearing. The rolling bearing can effectively prevent the pressing block from making impressions on the top of the product to be positioned and clamped.

As an improvement of the battery positioning and clamping device described in the present invention, it also includes a height adjustment block, the height adjustment block is installed on the front positioning plate, and the front positioning plate is provided with a U-shaped through hole. The height adjustment block is installed in the U-shaped through hole. The height adjustment block can move up and down in the U-shaped through hole to realize the height adjustment of the positioned and clamped product. After the height is adjusted, it can be locked to the front positioning plate by bolts.

As an improvement of the battery positioning and clamping device described in the present invention, it further includes a thickness adjusting block, and the thickness adjusting block is arranged on the inner side of the pressing plate. The adjustment of the thickness adjustment block and the height adjustment block can make the utility model suitable for clamping and positioning of batteries of different sizes. Its implementation is as follows: adjust the height position of the height adjustment block along the U-shaped through hole set on the front positioning plate according to the height of the battery. There are multiple thickness adjustment blocks. In order to avoid mutual interference between the thickness adjustment block and the height adjustment block, the Remove the corresponding thickness adjustment block.

As an improvement of the battery positioning and clamping device described in the present invention, it further includes a bottom plate, the bottom of the fixing plate is fixedly connected to the bottom plate, and the bottom of the side positioning plate is fixedly connected to the bottom plate. The bottom plate is located below the pressing plate, and plays a role of supporting the pressing plate, and at the same time, the bottom plate is used for fixing the fixing plate and the side positioning plate.

As an improvement of the battery positioning and clamping device described in the utility model, the side locking mechanism is any one of a screw manual locking mechanism, a cylinder, a combination of a motor and a screw assembly, and a combination of a motor and a rack and pinion assembly. A sort of.

As an improvement of the battery positioning and clamping device described in the present utility model, the screw manual locking mechanism includes a side positioning plate, a rotating handle and a dovetail groove guiding mechanism, and the rotating handle is connected with the dovetail groove guiding mechanism. The side positioning plate corresponds to the rotary handle. The side positioning and clamping of the positioned and clamped product is realized through the rotating handle and the dovetail groove guiding mechanism.

The beneficial effect of the utility model is that: the battery positioning and clamping device provided by the utility model includes a pressing mechanism, a front positioning plate, a guide bearing, a clamping mechanism, a fixing plate, a pressing plate and a side locking mechanism, and the pressing mechanism Set on one side of the front positioning plate, the fixing plate is sequentially connected with the pressure plate and the front positioning plate through the guide bearing, the clamping mechanism is arranged on the fixing plate, and the clamping mechanism The output end is connected to the pressure plate, and the side locking mechanism is arranged between the front positioning plate and the pressure plate. Through the cooperative work of the pressing mechanism, the front positioning plate, the pressing plate and the side locking mechanism, the utility model can position the positioned product from the three directions of the front, side and top surface, so the utility model has accurate positioning and high precision. The welding process is facilitated, and the welding precision and efficiency are effectively improved.

Description of drawings

Fig. 1 is one of structural representations of the utility model.

Fig. 2 is the second structural diagram of the utility model.

Fig. 3 is the third structural diagram of the utility model.

Fig. 4 is a sectional view of the utility model.

Among them: 1-pressing mechanism, 11-pressing block, 12-pressing crank, 13-pressing cylinder, 14-rotating shaft, 15-rolling bearing, 2-front positioning plate, 21-U-shaped through hole, 3-guide Bearing, 4-height adjustment block, 5-thickness adjustment block, 6-clamping mechanism, 7-fixing plate, 8-pressure plate, 9-side locking mechanism, 91-side positioning plate, 92-rotary handle, 93-dovetail Groove guiding mechanism, 10-bottom plate, 100-battery.

Detailed ways

The utility model will be further described in detail below in conjunction with the specific implementation and the accompanying drawings, but the implementation of the utility model is not limited thereto.

Please refer to Figures 1 to 4, the positioning and clamping device provided by the utility model includes a pressing mechanism 1, a front positioning plate 2, a guide bearing 3, a clamping mechanism 6, a fixing plate 7, a pressing plate 8 and a side locking mechanism 9 , the clamping mechanism 1 is arranged on one side of the front positioning plate 2, the fixing plate 7 is connected with the pressure plate 8 and the front positioning plate 2 in turn through the guide bearing 3, the clamping mechanism 6 is arranged on the fixing plate 7, and the output end of the clamping mechanism 6 Connected to the pressing plate 8, so as to push the pressing plate 8 to compress the main body of the battery 100. The side locking mechanism 9 is arranged between the front positioning plate 2 and the pressing plate 8. The side locking mechanism 9 is mainly used for positioning and clamping the side of the main body of the battery 100. .

The clamping mechanism 6 can be selected from a screw manual locking mechanism, a cylinder, a motor and a screw, and a motor and a rack and pinion assembly. The front clamping of the battery 100 can be achieved by any of the above methods. accomplish. Among them, the optimal method is the cylinder clamping method, which has the advantages of simple structure, small space occupation, convenient battery clamping, low cost and easy operation.

The pressing mechanism 1 includes a power unit and a pressing block 11, the power unit is any one of a rotary cylinder, a motor and a crank assembly, and the positioning and pressing of the top cover of the battery 100 can be realized by any of the above methods . Among them, the optimal solution is to realize the compression of the top cover by a crank and a linear cylinder. It has the advantages of simple structure, easy realization, low cost, small occupied space and convenient operation. Of course, the combination of the motor and the crank assembly can also be selected, wherein the crank assembly includes a compression block 12 and a compression cylinder 13, and the compression cylinder 13 is fixedly arranged on one side of the front positioning plate 2, and the compression block 12 One end is connected to the output end of the compression cylinder 13, and the other end of the compression block 12 is connected to the compression block 11.

Preferably, the other end of the pressing block 12 is connected to the pressing block 11 through a rotating shaft 14 . As soon as the rotating shaft 14 rotates, it can drive the pressing blocks 11 to move. When the number of pressing blocks 11 is multiple, the rotating shaft 14 can drive the pressing blocks 11 to move together. Multiple pressing blocks 11 can simultaneously charge the battery 100. The top cover exerts a compressive force, which improves the uniformity of force on the top cover of the battery 100 . Again, each pressing block 11 is provided with a rolling bearing 15 , and the rolling bearing 15 can effectively prevent the pressing block 11 from indenting the top cover of the battery 100 .

The utility model also includes a height adjustment block 4, a thickness adjustment block 5 and a bottom plate 10, the height adjustment block 4 is installed on the front positioning plate 2, the front positioning plate 2 is provided with a U-shaped through hole 21, and the height adjustment block 4 is installed on the U-shaped through hole. The hole 21 and the height adjustment block 4 can move up and down in the U-shaped through hole 21 to realize the height adjustment of the battery 100 in the positioning and clamping device. Of course, the U-shaped through hole 21 can also be transformed into through holes of other shapes, such as H-shaped, T-shaped, etc., which are not specifically limited here; the thickness adjusting block 5 is arranged on the inner side of the pressing plate 8, and the thickness adjusting block 5 can be used to adjust different shapes. The width of the standard battery 100 ; the bottom of the fixing plate 7 is fixedly connected to the bottom plate 10 , and the bottom of the side positioning plate 91 is fixedly connected to the bottom plate 10 .

The side locking mechanism 9 is any one of a screw manual locking mechanism, a cylinder, a combination of a motor and a screw assembly, and a combination of a motor and a rack and pinion assembly. The side clamping of the battery 100 can be performed in any of the above ways. One way to achieve. Among them, the optimal method is the cylinder clamping method, which has the advantages of simple structure, small space occupation, convenient battery clamping, low cost and easy operation. Of course, the screw manual locking mechanism can also be used for clamping. The screw manual locking mechanism includes a side positioning plate 91, a rotating handle 92 and a dovetail groove guiding mechanism 93. The rotating handle 92 is connected with the dovetail groove guiding mechanism 93, and the side positioning The plate 91 corresponds to the rotary handle 92 .

The working process of the utility model is: place the battery 100 between the front positioning plate 2 and the pressure plate 8, and then adjust the height and width of the battery 100 through the height adjustment block 4 and the thickness adjustment block 5, so that the battery 100 conforms to the welding positioning At this time, start the clamping mechanism 6, the side locking mechanism 9 and the pressing cylinder 13 to position and clamp the main body of the battery 100 and the top cover of the battery 100 from three directions: the front, the side and the top surface. The clamping action is completed.

According to the disclosure and teaching of the above specification, those skilled in the art to which the present utility model belongs can also change and modify the above embodiment. Therefore, the utility model is not limited to the above specific implementation manners, and any obvious improvement, replacement or modification made by those skilled in the art on the basis of the utility model shall belong to the protection scope of the utility model. In addition, although some specific terms are used in this specification, these terms are only for convenience of description and do not constitute any limitation to the present utility model.

Claims (10)

1. a battery positioning clamping device, it is characterized in that: comprise hold-down mechanism, front location-plate, guide bearing, clamp system, fixed head, pressing plate and side surface locking mechanism, described hold-down mechanism is arranged at the side of described front location-plate, described fixed head is connected with described pressing plate and described front location-plate successively by described guide bearing, described clamp system is arranged at described fixed head, the output of described clamp system is connected to described pressing plate, and described side surface locking organization establishes is between described front location-plate and described pressing plate.

2. battery positioning clamping device according to claim 1, is characterized in that: described hold-down mechanism comprises power set and compact heap, described power set are any one in rotary cylinder, motor and crank assemblies.

3. battery positioning clamping device according to claim 2, it is characterized in that: described crank assemblies comprises compression crank and compression cylinder, described compression cylinder is fixedly installed on the side of described front location-plate, one end of described compression crank is connected to the output of described compression cylinder, and the other end of described compression crank is connected with described compact heap.

4. battery positioning clamping device according to claim 3, is characterized in that: the other end of described compression crank is connected with described compact heap by rotating shaft.

5. battery positioning clamping device according to claim 3, is characterized in that: the quantity of described compact heap is multiple, and each described compact heap is provided with rolling bearing.

6. battery positioning clamping device according to claim 1, it is characterized in that: also comprise height adjusting blocks, described height adjusting blocks is installed on described front location-plate, and described front location-plate is provided with U-shaped through hole, and described height adjusting blocks is installed on described U-shaped through hole.

7. positioning clamping device according to claim 1, is characterized in that: also comprise thickness regulating block, and described thickness regulating block is arranged at the inner side of described pressing plate.

8. battery positioning clamping device according to claim 1, is characterized in that: also comprise base plate, and the bottom of described fixed head is fixedly connected with described base plate, and the bottom of described side location-plate is fixedly connected with described base plate.

9. battery positioning clamping device according to claim 1, is characterized in that: described side surface locking mechanism be screw rod manual locking mechanism, cylinder, motor and screw component combine and motor and rack and pinion assembly combine in any one.

10. battery positioning clamping device according to claim 9, it is characterized in that: described screw rod manual locking mechanism comprises side location-plate, rotary handle and dovetail groove guiding mechanism, described rotary handle is connected with described dovetail groove guiding mechanism, and described side location-plate corresponds to described rotary handle.