Special-shaped battery air exhaust secondary sealing machine

Abstract

The utility model relates to a special-shaped battery air exhaust secondary sealing machine which is characterized in that a battery positioning jig is used for accommodating a special-shaped battery and is matched with a jig opening and clamping mechanism, so that the function of conveniently and semi-automatically loading and unloading the battery can be realized. And the battery positioning jig is matched with the turntable jig mechanism, so that one jig can be used for feeding, and the other jig can work. The upper suction cup lifting air cylinder drives the upper suction cup mechanism to ascend and descend, the upper suction cup pulling-open mechanism drives the upper suction cup mechanism to be pulled open, and in the same way, the lower suction cup correspondingly acts to exhaust air from the air bag and can adapt to battery cells of different specifications. And after the air exhaust is finished, the upper sealing knife and the lower sealing knife are matched with the shaping mechanism to seal the edge of the battery, so that the shape of the battery cell and the qualified edge sealing are ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to lithium battery processing technical field especially relates to a special-shaped battery air extraction two sealing machine. BACKGROUND

[0002] Special-shaped lithium ion battery is a kind of secondary battery (rechargeable battery), it mainly relies on lithium ion to move between positive and negative to work, after special-shaped lithium ion battery injection liquid formation, the excess electrolyte and the gas generated after formation need to be extracted, and currently equipment mostly only practical traditional square and cylindrical battery, for arc and shape variable special-shaped battery, then cannot use. UTILITY MODEL CONTENTS

[0003] In view of the above situation, it is necessary to propose a special-shaped battery air extraction two sealing machine suitable for special-shaped battery.

[0004] In order to solve the above technical problem, the utility model adopts the technical scheme: a special-shaped battery air extraction two sealing machine, including lower edge sealing mechanism, upper edge sealing mechanism, shaping mechanism, upper sealing cylinder, jig opening clamping mechanism, battery positioning jig, jig carousel mechanism, upper suction disc lifting cylinder, upper suction disc pull open mechanism, upper suction disc pull open cylinder, upper suction disc mechanism, lower suction disc mechanism, lower suction disc pull open cylinder, lower suction disc pull open mechanism, lower suction disc lifting cylinder, the jig carousel mechanism is installed with two battery positioning jigs, the rotation of the jig carousel mechanism makes one of the battery positioning jigs be located in the feeding station, and the other battery positioning jig is located in the work station;

[0005] The upper sealing cylinder drives the upper edge sealing mechanism to lift and move, so as to carry out edge sealing operation to the battery cell located in the work station, the shaping mechanism is used for shaping the battery cell, and the jig opening clamping mechanism is used for opening the battery positioning jig located in the feeding station;

[0006] The upper suction disc lifting cylinder drives the upper suction disc pull open mechanism, the upper suction disc pull open cylinder and the upper suction disc mechanism to lift integrally, the upper suction disc pull open cylinder drives the upper suction disc pull open mechanism to lift and move, and the upper suction disc mechanism is connected with the upper suction disc pull open mechanism;

[0007] The lower suction disc lifting cylinder drives the lower suction disc pull open mechanism, the lower suction disc pull open cylinder and the lower suction disc mechanism to lift integrally, the lower suction disc pull open cylinder drives the lower suction disc pull open mechanism to lift and move, and the lower suction disc mechanism is connected with the lower suction disc pull open mechanism.

[0008] Further, it further includes air extraction edge sealing base, and the air extraction edge sealing base is used for installing the lower edge sealing mechanism, upper edge sealing mechanism, shaping mechanism, upper suction disc lifting cylinder.

[0009] Further, the base is used for mounting the air-extraction edge-sealing base, the jig rotating disc mechanism, the lower suction disc pulling-apart mechanism and the jig opening-clamping mechanism.

[0010] Further, the air-extraction edge-sealing base comprises a left support, a top support and a right support connected in sequence, the left support, the top support and the right support form a through accommodating cavity, an upper suction disc lifting air cylinder is mounted above the top support, an upper suction disc pulling-apart mechanism connected with the upper suction disc lifting air cylinder is arranged in the accommodating cavity, an upper suction disc pulling-apart air cylinder is arranged below the upper suction disc pulling-apart mechanism, an upper suction disc mechanism is arranged below the upper suction disc pulling-apart air cylinder, a lower suction disc mechanism is arranged below the upper suction disc mechanism, a lower suction disc pulling-apart air cylinder is arranged below the lower suction disc mechanism, and a lower suction disc pulling-apart mechanism and a lower suction disc lifting air cylinder are arranged below the base.

[0011] Further, a lower edge-sealing mechanism, an upper edge-sealing mechanism, a shaping mechanism and an upper suction disc lifting air cylinder are mounted on the side of the air-extraction edge-sealing base facing the working station.

[0012] Further, a lower suction disc lifting servo mechanism is arranged below the base, and the lower suction disc lifting servo mechanism drives the lower suction disc lifting air cylinder to lift.

[0013] Further, a needle is arranged on each of the upper suction disc mechanism and the lower suction disc mechanism.

[0014] Further, the battery positioning jig comprises a containing seat, a pressing plate and a linear guide mechanism, the containing seat is provided with a battery cell positioning groove, the pressing plate is connected with the containing seat through the linear guide mechanism, one end of the pressing plate is provided with an extension part, the jig opening-clamping mechanism comprises an opening-clamping lifting mechanism and an opening-clamping hook, the opening-clamping lifting mechanism drives the opening-clamping hook to hook the extension part and drive the pressing plate to move away from the containing seat.

[0015] Further, the jig rotating disc mechanism comprises a rotating disc, a rotating motor and a front-back moving mechanism connected in sequence.

[0016] The battery positioning jig contains special-shaped batteries, and cooperates with the jig opening-clamping mechanism to realize the semi-automatic battery loading and unloading function conveniently. The battery positioning jig cooperates with the rotating disc jig mechanism to realize the loading of one jig and the working of another jig. The upper suction disc lifting air cylinder drives the upper suction disc mechanism to lift, the upper suction disc pulling-apart mechanism drives the upper suction disc mechanism to pull apart, and the lower suction disc performs corresponding actions to extract air from the air bag, and can be adapted to different specifications of battery cells. When the air extraction is completed, the upper sealing cutter and the lower sealing cutter complete the edge sealing of the battery under the cooperation of the shaping mechanism, and ensure the qualified shape and edge sealing of the battery cell. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structural schematic view of a special-shaped battery air extraction double sealing machine according to an embodiment of the present application;

[0018] Figure 2 is another direction structural schematic view of a special-shaped battery air extraction double sealing machine according to an embodiment of the present application;

[0019] Figure 3 is still another direction structural schematic view of a special-shaped battery air extraction double sealing machine according to an embodiment of the present application.

[0020] Label explanation:

[0021] 100, lower sealing edge mechanism; 200, upper sealing edge mechanism; 210, upper air cylinder; 300, shaping mechanism;

[0022] 400, jig opening and closing mechanism; 500, battery positioning jig; 501, feeding station;

[0023] 502, working station; 510, containing seat; 520, linear guide mechanism; 530, pressing plate;

[0024] 600, jig turntable mechanism; 710, upper suction disc lifting cylinder; 720, upper suction disc pulling open mechanism;

[0025] 730, upper suction disc pulling open cylinder; 740, upper suction disc mechanism; 750, lower suction disc mechanism;

[0026] 760, lower suction disc pulling open cylinder; 770, lower suction disc pulling open mechanism; 780, lower suction disc lifting cylinder;

[0027] 790, lower suction disc lifting servo mechanism; 800, air extraction and sealing base; 810, left support;

[0028] 820, top support; 830, right support; 900, base. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application of a special-shaped battery air extraction double sealing machine will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0030] Please refer to Figures 1-3The application discloses a special-shaped battery air-extracting and double-sealing machine, which comprises a lower sealing edge mechanism 100, an upper sealing edge mechanism 200, a shaping mechanism 300, an upper sealing cylinder 210, a jig opening and clamping mechanism 400, a battery positioning jig 500, a jig turntable mechanism 600, an upper suction disc lifting cylinder 710, an upper suction disc pulling open mechanism 720, an upper suction disc pulling open cylinder 730, an upper suction disc mechanism 740, a lower suction disc mechanism 750, a lower suction disc pulling open cylinder 760, a lower suction disc pulling open mechanism 770 and a lower suction disc lifting cylinder 780; two battery positioning jigs 500 are installed on the jig turntable mechanism 600, one of the battery positioning jigs 500 is located at a feeding station 501 through rotation of the jig turntable mechanism 600, and the other battery positioning jig 500 is located at a working station 502;

[0031] The upper sealing cylinder 210 drives the upper sealing edge mechanism 200 to move up and down, so that the edge sealing operation is performed on the battery cell located at the working station 502; the shaping mechanism 300 is used for shaping the battery cell; and the jig opening and clamping mechanism 400 is used for opening the battery positioning jig 500 located at the feeding station 501.

[0032] The upper suction disc lifting cylinder 710 drives the upper suction disc pulling open mechanism 720, the upper suction disc pulling open cylinder 730 and the upper suction disc mechanism 740 to move up and down integrally, the upper suction disc pulling open cylinder 730 drives the upper suction disc pulling open mechanism 720 to move up and down, and the upper suction disc mechanism 740 is connected with the upper suction disc pulling open mechanism 720.

[0033] The lower suction disc lifting cylinder 780 drives the lower suction disc pulling open mechanism 770, the lower suction disc pulling open cylinder 760 and the lower suction disc mechanism 750 to move up and down integrally, the lower suction disc pulling open cylinder 760 drives the lower suction disc pulling open mechanism 770 to move up and down, and the lower suction disc mechanism 750 is connected with the lower suction disc pulling open mechanism 770.

[0034] The battery positioning jig 500 contains a special-shaped battery, and in cooperation with the jig opening and clamping mechanism 400, the battery positioning jig 500 can realize the semi-automatic feeding and discharging functions. The battery positioning jig 500 cooperates with the turntable jig mechanism to realize the feeding of one jig and the working of the other jig. The upper suction disc lifting cylinder 710 drives the upper suction disc mechanism 740 to move up and down, the upper suction disc pulling open mechanism 720 drives the upper suction disc mechanism 740 to pull open, and the lower suction disc performs corresponding actions to extract air from the air bag, and can be adapted to different specifications of battery cells. After the air extraction is completed, the upper sealing cutter and the lower sealing cutter complete the edge sealing of the battery under the cooperation of the shaping mechanism 300, and the shape and edge sealing of the packaged battery cell are qualified.

[0035] Please refer to Figures 1-3 The air-extracting and double-sealing base 800 is further provided for installing the lower sealing edge mechanism 100, the upper sealing edge mechanism 200, the shaping mechanism 300 and the upper suction disc lifting cylinder 710. The air-extracting and double-sealing base 800 is arranged to facilitate the installation of the mechanisms.

[0036] Please refer toFigures 1-3 The base 900 is used to install the suction edge sealing base 800, the jig rotating disc mechanism 600, the lower suction disc pulling open mechanism 770 and the jig opening mechanism 400.

[0037] Please refer to Figures 1-3 The suction edge sealing base 800 comprises a left support 810, a top support 820 and a right support 830 connected in sequence, and the left support 810, the top support 820 and the right support 830 form a through accommodating cavity. An upper suction disc lifting cylinder 710 is installed above the top support 820. An upper suction disc pulling open mechanism 720 connected with the upper suction disc lifting cylinder 710 is arranged in the accommodating cavity. An upper suction disc pulling open cylinder 730 is arranged below the upper suction disc pulling open mechanism 720. An upper suction disc mechanism 740 is arranged below the upper suction disc pulling open cylinder 730. A lower suction disc mechanism 750 is arranged below the upper suction disc mechanism 740. A lower suction disc pulling open cylinder 760 is arranged below the lower suction disc mechanism 750. A lower suction disc pulling open mechanism 770 and a lower suction disc lifting cylinder 780 are arranged below the base 900.

[0038] Please refer to Figure 1 and Figure 3 The lower edge sealing mechanism 100, the upper edge sealing mechanism 200, the shaping mechanism 300 and the upper suction disc lifting cylinder 710 are installed on the side of the suction edge sealing base 800 facing the working station 502.

[0039] Please refer to Figure 2 The lower suction disc lifting servo mechanism 790 is arranged below the base 900 and drives the lower suction disc lifting cylinder 780 to lift. The lower suction disc adopts a double lifting structure, which can improve the versatility and lifting precision.

[0040] Preferably, the upper suction disc mechanism 740 and the lower suction disc mechanism 750 are both provided with a needle. That is, the needle is used to first pierce the air bag, and then the suction disc is used to perform suction on the perforation. In particular, the middle part of the upper suction disc mechanism 740 and the lower suction disc mechanism 750 is provided with a through hole, and the needle is located in the through hole. The through hole is connected with a vacuum air pipe.

[0041] Please refer to Figure 1 and Figure 3 The battery positioning jig 500 comprises a containing seat 510, a pressing plate 530 and a linear guide mechanism 520. The containing seat 510 is provided with a battery positioning groove. The pressing plate 530 is connected with the containing seat 510 through the linear guide mechanism 520. One end of the pressing plate 530 is provided with an extension. The jig opening mechanism 400 comprises an opening and closing lifting mechanism and an opening and closing hook. The opening and closing lifting mechanism drives the opening and closing hook to hook the extension to drive the pressing plate 530 to move away from the containing seat 510. Preferably, the linear guide mechanism 520 is arranged at a non-working end to avoid interfering with the operation of other tools.

[0042] Generally, the jig carousel mechanism 600 can be provided with a carousel and a rotating motor. In particular, the jig carousel mechanism 600 comprises a carousel, a rotating motor and a front-back moving mechanism connected in sequence. Through the front-back moving mechanism, cooperation with the mechanism at different front-back positions can be achieved, and the battery cell of different lengths can be applied.

[0043] Generally, the shaping mechanism 300 comprises a shaping lifting mechanism and a shaping plate abutting against the battery cell for shaping.

[0044] In use, the battery cell is first loaded into the battery positioning jig, and the jig carousel is rotated to transfer the battery positioning jig into the working station 502; the upper suction disc lifting cylinder 710 drives the upper suction disc pull-open mechanism 720, the upper suction disc pull-open cylinder 730 and the upper suction disc lifting cylinder 710 to descend, the lower suction disc lifting cylinder 780 drives the lower suction disc pull-open cylinder 760, the lower suction disc pull-open mechanism 770 and the lower suction disc mechanism 750 to ascend, the gas bag is pierced, and the upper and lower suction discs start to suck air. As the gas bag becomes flat, the lower suction disc lifting servo mechanism 790 drives the lower suction disc lifting mechanism to slowly ascend, and after the air suction is completed, the upper suction disc pull-open cylinder 730 drives the upper suction disc pull-open mechanism 720 to ascend, and the lower suction disc pull-open cylinder 760 drives the lower suction disc pull-open mechanism 770 to descend, thereby pulling open the upper and lower suction discs. During air suction or after air suction is completed, the shaping mechanism 300 is lowered for shaping. After air suction is completed, the upper sealing cylinder 210 drives the upper sealing edge mechanism 200 to descend, and cooperates with the lower sealing edge mechanism 100 to seal the edge. After the edge sealing is completed, the upper sealing cylinder 210 drives the upper sealing edge mechanism 200 to ascend, and the shaping mechanism 300 ascends. The jig carousel mechanism 600 rotates, the battery positioning jig 500 returns to the loading station 501, the jig opening mechanism 400 opens the pressing plate 530, and the battery cell is taken out.

[0045] It should be noted that if the embodiment of the utility model has directionality indication (such as up, down, left, right, front, back, etc.), the directionality indication is only used to explain the relative position relationship, movement condition and the like between the components in a certain specific posture (as shown in the drawings), if the specific posture changes, the directionality indication also changes accordingly.

[0046] In addition, if the embodiment of the utility model has the description of "first", "second" and the like, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features.

[0047] In summary, the utility model provides a kind of special-shaped battery air extraction two sealing machine, battery positioning fixture contains special-shaped battery, cooperation jig opening clamp mechanism, can realize the semi-automatic upper and lower battery function of easy battery positioning fixture cooperation carousel jig mechanism can one jig feeding, another jig work.Upper suction disc lifting cylinder drives upper suction disc mechanism to lift, upper suction disc mechanism is driven by upper suction disc pull-open mechanism to pull open, similarly, lower suction disc corresponding action, air bag is extracted, and different specifications of battery cell can be adapted.When air extraction is finished, upper sealing cutter and lower sealing cutter complete edge sealing to battery under the cooperation of shaping mechanism, guarantee the qualified shape and edge sealing of battery cell.

[0048] The above is only the preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model has been disclosed as above with the preferred embodiment, it is not intended to limit the utility model. Any skilled person in the art can make some changes or modifications to the equivalent embodiments within the scope of the technical scheme of the utility model without departing from the utility model. Any simple modification, equivalent change and modification of the above embodiments, which do not depart from the technical scheme of the utility model and are based on the technical essence of the utility model, are still within the scope of the technical scheme of the utility model.

Claims

1. A special-shaped battery air-exhausting double-sealing machine, characterized in that, The utility model provides a battery edge sealing device, including lower edge sealing mechanism, upper edge sealing mechanism, shaping mechanism, upper sealing cylinder, jig opening mechanism, battery positioning jig, jig carousel mechanism, upper suction disc lifting cylinder, upper suction disc pulling open mechanism, upper suction disc pulling open cylinder, upper suction disc mechanism, lower suction disc mechanism, lower suction disc pulling open cylinder, lower suction disc pulling open mechanism, lower suction disc lifting cylinder, two battery positioning jigs are installed on the jig carousel mechanism, and one of the battery positioning jigs is located in the feeding station through the rotation of the jig carousel mechanism, and the other battery positioning jig is located in the working station, The upper sealing cylinder drives the upper edge sealing mechanism to move up and down, thereby performing edge sealing operation on the battery cell located in the working station; the shaping mechanism is used for shaping the battery cell; the jig opening mechanism is used for opening the battery positioning jig located in the feeding station; The upper suction disc lifting cylinder drives the upper suction disc pulling open mechanism, the upper suction disc pulling open cylinder and the upper suction disc mechanism to move up and down integrally, the upper suction disc pulling open cylinder drives the upper suction disc pulling open mechanism to move up and down, and the upper suction disc mechanism is connected to the upper suction disc pulling open mechanism; The lower suction disc lifting cylinder drives the lower suction disc pulling open mechanism, the lower suction disc pulling open cylinder and the lower suction disc mechanism to move up and down integrally, the lower suction disc pulling open cylinder drives the lower suction disc pulling open mechanism to move up and down, and the lower suction disc mechanism is connected to the lower suction disc pulling open mechanism.

2. The special-shaped battery two-seal machine of claim 1, wherein, The utility model also includes an air extraction edge sealing base, which is used for mounting the lower edge sealing mechanism, the upper edge sealing mechanism, the shaping mechanism and the upper suction disc lifting cylinder.

3. A special-shaped battery two-seal machine for pumping out gas according to claim 2, characterized in that, The utility model also includes a base, which is used for mounting the air extraction edge sealing base, the jig carousel mechanism, the lower suction disc pulling open mechanism and the jig opening mechanism.

4. The special-shaped battery two-seal machine of claim 3, wherein, The air extraction edge sealing base comprises a left support, a top support and a right support connected in sequence, the left support, the top support and the right support form a through accommodating cavity, the upper suction disc lifting cylinder is installed above the top support, the upper suction disc pulling open mechanism connected to the upper suction disc lifting cylinder is arranged in the accommodating cavity, the upper suction disc pulling open cylinder is arranged below the upper suction disc pulling open mechanism, the upper suction disc mechanism is arranged below the upper suction disc pulling open cylinder, the lower suction disc mechanism is arranged below the upper suction disc mechanism, the lower suction disc pulling open cylinder is arranged below the lower suction disc mechanism, and the lower suction disc pulling open mechanism and the lower suction disc lifting cylinder are arranged below the base.

5. A special-shaped battery two-seal machine for pumping out gas according to claim 4, characterized in that, The air extraction edge sealing base is provided with the lower edge sealing mechanism, the upper edge sealing mechanism, the shaping mechanism and the upper suction disc lifting cylinder on one side facing the working station.

6. A special-shaped battery two-seal machine for pumping out gas according to claim 4, characterized in that, The utility model also includes a lower suction disc lifting servo mechanism, which is located below the base and drives the lower suction disc lifting cylinder to move up and down.

7. The special-shaped battery two-seal machine of claim 1, wherein, The upper suction disc mechanism and the lower suction disc mechanism are both provided with a needle.

8. The special-shaped battery two-seal machine of claim 1, wherein, The battery positioning jig comprises a containing seat, a pressing plate and a linear guide mechanism, the containing seat is provided with a battery cell positioning groove, the pressing plate is connected with the containing seat through the linear guide mechanism, one end of the pressing plate is provided with an extension part, the jig opening and closing mechanism comprises an opening and closing lifting mechanism and an opening and closing hook hand, the opening and closing lifting mechanism drives the opening and closing hook hand to hook the extension part to drive the pressing plate to move away from the containing seat.

9. The special-shaped battery two-seal machine of claim 1, wherein, The jig turntable mechanism comprises a turntable, a rotating motor and a front and back moving mechanism connected in sequence.

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