Pressing device for helium detection of square lithium battery

Abstract

The utility model relates to the technical field of lithium battery production, in particular to a pressing device for helium detection of a square lithium battery, and aims to solve the problems that part of the existing pressing device adopts a clamping plate or a pressing plate to press the lithium battery, the technology easily causes excessive extrusion to the lithium battery, the lithium battery is damaged, and the reliability of the lithium battery is influenced. In order to solve the problems, the utility model provides the following scheme: the device comprises a frame; the lifting rod is arranged on the frame, a fixing plate is installed on the frame in a sliding mode, the fixing plate is fixedly connected with the lifting rod, a double-shaft motor is fixedly installed in the fixing plate, and a rotary knob is rotatably installed at the bottom end of the frame; according to the lithium battery pressing device, the adjusting plate is operated and the height of the frame is adjusted, so that the lithium battery pressing device can be used for pressing lithium batteries of different models, the operation is simple and rapid, and the lithium batteries can be effectively prevented from being damaged by adopting soft contact when the lithium batteries are effectively pressed in cooperation with a plurality of air bags at the same time.

Description

TECHNICAL FIELD

[0001] The utility model relates to lithium battery production technical field especially relates to a kind of for square lithium battery helium detection compacting device. BACKGROUND

[0002] Lithium battery is a kind of by lithium metal or lithium alloy as positive and negative electrode material, using non-aqueous electrolyte solution battery, helium detection is a kind of inspection means, after being detected workpiece is evacuated, fill in certain pressure helium, the outside of being detected workpiece is vacuum tank with certain vacuum degree requirement, vacuum tank is connected with helium mass spectrum leak detector leak mouth.

[0003] In prior art, part compacting device adopts clamping plate or compaction plate to carry out compacting operation to lithium battery, this technology is prone to cause excessive extrusion to lithium battery, lead to lithium battery damage, affect internal electronic component operation.

[0004] Therefore, we propose a kind of for square lithium battery helium detection compacting device to solve the above problems. INVENTION CONTENTS

[0005] The utility model aims at solving the shortcoming that part compacting device in prior art adopts clamping plate or compaction plate to carry out compacting operation to lithium battery, this technology is prone to cause excessive extrusion to lithium battery, lead to lithium battery damage, affect internal electronic component operation, and proposes a kind of for square lithium battery helium detection compacting device.

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

[0007] A kind of for square lithium battery helium detection compacting device, it include:

[0008] Frame;

[0009] Lifting rod, be located in frame, the frame is slidably installed with fixed plate, fixed plate is fixedly connected with lifting rod, fixed plate is fixedly installed with double-shaft motor in, the bottom of frame is rotatably installed with knob;

[0010] Adjusting mechanism, be located in frame, for carrying out fixed operation to lithium battery.

[0011] Preferably, the frame is equipped with multiple pressure relief ports, and the frame is equipped with multiple sliding grooves, and the bottom of the frame is equipped with rotating groove.

[0012] Preferably, the fixed plate is fixedly installed with multiple sliding blocks, and the multiple sliding blocks are slidably connected with the multiple sliding grooves, and the fixed plate is equipped with multiple moving grooves.

[0013] Preferably, the output shaft of the double-shaft motor is fixedly installed with threaded rod, and the threaded rod is threadedly connected with moving sleeve.

[0014] Preferably, the adjusting mechanism comprises an adjusting plate, the adjusting plate is fixedly connected with the moving sleeve, and the adjusting plate is in sliding connection with the moving groove.

[0015] Preferably, a plurality of air pipes are fixedly installed on the frame, air bags are arranged on the plurality of air pipes, and the plurality of air bags are fixedly installed on the inner wall of the frame.

[0016] Preferably, a plurality of supporting rods are fixedly installed on the frame, a guide plate is fixedly installed on every two supporting rods of the plurality of supporting rods, and the guide plate is used for assisting in placing the lithium battery.

[0017] Preferably, the lifting rod is in threaded connection with the knob, the knob is attached to the frame, and the knob is used for adjusting the height of the frame.

[0018] In the utility model, the beneficial effects of the compression device for square lithium battery helium detection are:

[0019] (1) the adjustable side plate and the height adjustment can be used for stably operating different models of lithium batteries, and the lithium batteries can be fixed in the frame, so that the compression operation is facilitated.

[0020] (2) the air bags are inflated to compress the fixed lithium battery, and the lithium battery is in soft contact, so that damage caused by hard contact is avoided.

[0021] The utility model discloses a height adjustment of the frame is adjusted through the operation adjusting plate, so that the device can compress different models of lithium batteries, and the operation is simple and fast. DRAWINGS

[0022] Figure 1 The utility model discloses a kind of compression device for square lithium battery helium detection structure diagram;

[0023] Figure 2 The utility model discloses a kind of compression device for square lithium battery helium detection frame exploded structure diagram;

[0024] Figure 3 The utility model discloses a kind of compression device for square lithium battery helium detection fixed plate structure diagram;

[0025] Figure 4 The utility model discloses a kind of compression device for square lithium battery helium detection motor structure diagram.

[0026] In the figure: 1, frame; 2, pressure relief port; 3, air pipe; 4, guide plate; 5, air bag; 6, adjusting plate; 7, support rod; 8, fixed plate; 9, sliding block; 10, sliding groove; 11, rotating groove; 12, lifting rod; 13, moving groove; 14, knob; 15, double-shaft motor; 16, threaded rod; 17, moving sleeve. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0028] Embodiment one

[0029] Reference Figures 1-4 A kind of pressing device for square lithium battery helium detection, comprising:

[0030] Frame 1;

[0031] Lifting rod 12, is located on frame 1, and fixed plate 8 is slidably installed on frame 1, and fixed plate 8 is fixedly connected with lifting rod 12, and double-shaft motor 15 is fixedly installed in fixed plate 8, and knob 14 is rotatably installed at the bottom end of frame 1;

[0032] Adjusting mechanism, be in frame 1, for fixing operation to lithium battery.

[0033] In the utility model, frame 1 is equipped with multiple pressure relief ports 2, and frame 1 is equipped with multiple sliding grooves 10, and the bottom end of frame 1 is equipped with rotating groove 11.

[0034] In the utility model, multiple sliding blocks 9 are fixedly installed on fixed plate 8, multiple sliding blocks 9 are slidably connected with multiple sliding grooves 10 respectively, and multiple moving grooves 13 are arranged on fixed plate 8.

[0035] In the utility model, threaded rod 16 is fixedly installed on the output shaft of double-shaft motor 15, and moving sleeve 17 is threadedly connected on threaded rod 16.

[0036] In the utility model, adjusting mechanism includes adjusting plate 6, adjusting plate 6 is fixedly connected with moving sleeve 17, and adjusting plate 6 is slidably connected with moving groove 13.

[0037] In the utility model, multiple air pipes 3 are fixedly installed on frame 1, air bag 5 is arranged on each of multiple air pipes 3, and multiple air bags 5 are fixedly installed on the inner wall of frame 1.

[0038] In the utility model, multiple support rods 7 are fixedly installed on frame 1, and guide plate 4 is fixedly installed on every two support rods 7 in multiple support rods 7, for assisting lithium battery placement operation.

[0039] The utility model discloses, through the guidance of multiple guide plates 4's auxiliary, convenient frame 1 is placed in with lithium battery, and can avoid the lithium battery in placing, with frame 1 knock and lead to the damage of lithium battery, then through the rotation knob 14, drive frame 1 on the height of frame 1 is adjusted on lifting rod 12, because fixed plate 8 fixed mounting is on lifting rod 12, thus do not make any removal processing, simultaneously multiple sliding slot 9 and multiple sliding block 10 between mutual cooperation, make its removal guide and auxiliary operation, avoid frame 1 angle rotation, start double shaft motor 15 drive screw rod 16 operation, drive multiple removal sleeve 17 relative movement, synchronous drive multiple adjusting plate 6 remove, to the lithium battery both sides of placing are limited, start air cylinder, and the air pressure is through air pipe 3 into air bag 5 in, make it work, under the restriction of frame 1, to the lithium battery of placing is compacted operation, simultaneously multiple pressure release port 2 can effectively avoid air bag 5 because of excessive extrusion, lead to air bag 5 damage.

[0040] The utility model discloses, through the guidance of multiple guide plates 4's auxiliary, convenient frame 1 is placed in with lithium battery, and can avoid the lithium battery in placing, with frame 1 knock and lead to the damage of lithium battery, then through the rotation knob 14, drive frame 1 on the height of frame 1 is adjusted on lifting rod 12, because fixed plate 8 fixed mounting is on lifting rod 12, thus do not make any removal processing, simultaneously multiple sliding slot 9 and multiple sliding block 10 between mutual cooperation, make its removal guide and auxiliary operation, avoid frame 1 angle rotation, start double shaft motor 15 drive screw rod 16 operation, drive multiple removal sleeve 17 relative movement, synchronous drive multiple adjusting plate 6 remove, to the lithium battery both sides of placing are limited, start air cylinder, and the air pressure is through air pipe 3 into air bag 5 in, make it work, under the restriction of frame 1, to the lithium battery of placing is compacted operation, simultaneously multiple pressure release port 2 can effectively avoid air bag 5 because of excessive extrusion, lead to air bag 5 damage.

[0041] Embodiment two

[0042] The difference between this embodiment and embodiment one is that a pressure sensor is arranged on the frame 1, so that the compacting force can be controlled accurately in real time, and the problem of shell bulging caused by air pressure change is avoided.

[0043] The above is only the preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A clamping device for helium detection of square lithium batteries, characterized in that, include: Framework (1); A lifting rod (12) is mounted on a frame (1). A fixing plate (8) is slidably mounted on the frame (1). The fixing plate (8) is fixedly connected to the lifting rod (12). A dual-axis motor (15) is fixedly mounted inside the fixing plate (8). A knob (14) is rotatably mounted on the bottom end of the frame (1). An adjustment mechanism, located within the frame (1), is used to fix the lithium battery.

2. The clamping device for helium detection of square lithium batteries according to claim 1, characterized in that, The frame (1) is provided with multiple pressure relief ports (2) and multiple sliding grooves (10), and the bottom end of the frame (1) is provided with a rotating groove (11).

3. The clamping device for helium detection of square lithium batteries according to claim 1, characterized in that, Multiple sliders (9) are fixedly installed on the fixed plate (8), and the multiple sliders (9) are slidably connected to multiple sliding grooves (10) respectively. Multiple moving grooves (13) are provided on the fixed plate (8).

4. A clamping device for helium detection of square lithium batteries according to claim 1, characterized in that, A threaded rod (16) is fixedly installed on the output shaft of the dual-axis motor (15), and a movable sleeve (17) is threadedly connected to the threaded rod (16).

5. A clamping device for helium detection of square lithium batteries according to claim 1, characterized in that, The adjustment mechanism includes an adjustment plate (6), which is fixedly connected to a movable sleeve (17) and slidably connected to a movable groove (13).

6. A clamping device for helium detection of square lithium batteries according to claim 1, characterized in that, Multiple air tubes (3) are fixedly installed on the frame (1), and each air tube (3) is provided with an air bag (5), and the multiple air bags (5) are fixedly installed on the inner wall of the frame (1).

7. A clamping device for helium detection of square lithium batteries according to claim 1, characterized in that, Multiple support rods (7) are fixedly installed on the frame (1), and a guide plate (4) is fixedly installed on every two support rods (7) to assist in the placement of lithium batteries.

8. A clamping device for helium detection of square lithium batteries according to claim 1, characterized in that, The lifting rod (12) is threadedly connected to the knob (14), and the knob (14) fits against the frame (1) for adjusting the height of the frame (1).

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