Movable battery box cover airtightness detection device based on rotary cylinder

Abstract

The utility model provides a movable battery box cover air tightness detection device based on a rotary cylinder, and relates to the technical field of air tightness detection, the movable battery box cover air tightness detection device comprises a movable rack and a frame, the frame is arranged above the movable rack, the inner side of the frame is provided with a detection table top, the outer side of the frame is provided with a plurality of groups of mounting plates; kidney-shaped holes are formed in the four corners of the interior of the mounting plate, a rotary air cylinder is arranged below the mounting plate, the four corners of the top of the rotary air cylinder are fixed to the four kidney-shaped holes through bolts correspondingly, and a kidney-shaped groove is formed in the middle of the interior of the mounting plate; according to the utility model, the battery box cover is placed on the detection table top, the rotary cylinder is mounted through the mounting plate on the side surface of the frame, the rotary cylinder drives the pressing arm assembly to press down and tightly press the edge of the battery box cover, and the battery box cover is fixed from the side surface, so that the height of equipment is reduced, and the battery box cover can be directly placed on the detection table top from the upper part; fixing frames, rails and the like are not needed, and equipment area occupation is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of airtight detection, in particular to a movable battery box cover airtight detection device based on a rotary cylinder. Background Art

[0002] An automobile battery box cover refers to an external structural member that covers and protects an automobile battery (especially the power battery pack in a new energy vehicle). It is usually made of high-strength and corrosion-resistant materials and is designed with a sealing and locking mechanism to ensure the safety, waterproof and dustproof of the battery system and facilitate daily inspection and maintenance. In the production and processing of automobile battery box covers, airtight detection is required;

[0003] In the prior art, a double-cylinder three-beam synchronous general-purpose airtight detection tooling rack is generally used. For example, the "double-cylinder three-beam synchronous general-purpose airtight detection tooling rack" disclosed in the authorized publication number CN218121273 U includes a fixed frame. A bottom frame is horizontally and fixedly arranged at the lower end of the fixed frame. An upper beam, a middle beam and a lower beam are sequentially arranged in the fixed frame from top to bottom. The upper beam is fixedly installed at the upper part of the fixed frame. The middle beam is vertically slidably installed in the fixed frame. The lower beam is horizontally slidably installed on the bottom frame. Two cylinders are vertically and symmetrically installed on the upper beam. The telescopic ends of the cylinders are fixedly connected to the middle beam. However, in the above technology, the upper fixed frame supports multiple layers of structures, and the cylinders inside the multiple layers of structures are used for pressing and fixing. The equipment is tall, and a stretched track is also provided to assist in product replacement. In actual production, it occupies a large area, is not easy to transport, and occupies the production site. Therefore, the utility model proposes a movable battery box cover airtight detection device based on a rotary cylinder to solve the problems existing in the prior art. Summary of the Utility Model

[0004] In view of the above problems, the utility model proposes a movable battery box cover airtight detection device based on a rotary cylinder. The movable battery box cover airtight detection device based on a rotary cylinder fixes the battery box cover from the side to reduce the height of the equipment. The battery box cover can be directly placed on the detection table from above, without a fixed frame, a track, etc., reducing the area occupied by the equipment.

[0005] To achieve the purpose of the utility model, the utility model is realized through the following technical solutions: A movable battery box cover airtight detection device based on a rotary cylinder includes a movable frame and a frame. The frame is arranged above the movable frame, and a detection table is arranged inside the frame. Installation plates are arranged outside the frame, and there are multiple groups of installation plates;

[0006] At the four corners inside the mounting plate, waist-shaped holes are provided. Below the mounting plate, a rotary cylinder is provided. At the four corners of the top of the rotary cylinder, they are respectively fixed to the four groups of the waist-shaped holes through bolts. At the middle position inside the mounting plate, a waist-shaped groove is provided. The output end of the rotary cylinder passes through the waist-shaped groove, and the output end of the rotary cylinder is connected with a pressing arm assembly.

[0007] A further improvement lies in that: the pressing arm assembly includes a first pressing arm and a second pressing arm. One ends of the first pressing arm and the second pressing arm are connected to each other and integrally formed, and at the other ends inside the first pressing arm and the second pressing arm, glue pressing assemblies are provided.

[0008] A further improvement lies in that: inside the connecting end of the first pressing arm and the second pressing arm, a mounting groove is provided, and the mounting groove is fixed to the output end of the rotary cylinder through screws.

[0009] A further improvement lies in that: the glue pressing assembly includes a glue head screw and a glue head. The glue head screw is threadedly adapted to the first pressing arm and the second pressing arm, and the glue head is provided below the glue head screw.

[0010] A further improvement lies in that: the length of the first pressing arm is greater than the length of the second pressing arm, and an included angle is formed between the first pressing arm and the second pressing arm.

[0011] A further improvement lies in that: at the four corners of the bottom of the moving frame, universal wheels are provided, and brakes are provided on the universal wheels.

[0012] The beneficial effects of the present utility model are as follows:

[0013] 1. In the present utility model, the battery box cover is placed on the detection tabletop. The rotary cylinder is installed through the mounting plate on the side of the frame. The rotary cylinder drives the pressing arm assembly to press down, tightly pressing the edge of the battery box cover, and fixing the battery box cover from the side, so as to reduce the height of the equipment. The battery box cover can be directly placed on the detection tabletop from above, without a fixing frame, track, etc., reducing the occupation area of the equipment.

[0014] 2. In the present utility model, the position of the rotary cylinder can be adjusted back and forth through the waist-shaped holes and waist-shaped grooves on the mounting plate, facilitating the adjustment of the pressing position, which is more accurate. The glue head on the pressing arm assembly can be adjusted in height through the glue head screw, conveniently slightly changing the pressing force, with diversified functions.

[0015] 3. The bottom of the present utility model is provided with universal wheels, which is convenient for transportation. After the test, it can be quickly moved to the warehouse for stacking and storage, greatly improving the use efficiency of the workshop. Description of the Drawings

[0016] Figure 1 It is the front view of the present utility model;

[0017] Figure 2Schematic diagram of the mounting plate of the present utility model;

[0018] Figure 3 Schematic diagram of the pressing arm assembly of the present utility model;

[0019] Figure 4 Schematic diagram of the universal wheel of the present utility model.

[0020] Wherein: 1, moving frame; 2, frame; 3, detection table; 4, mounting plate; 5, waist hole; 6, rotary cylinder; 7, waist groove; 8, first pressing arm; 9, second pressing arm; 10, mounting groove; 11, rubber head screw; 12, rubber head; 13, universal wheel. Specific embodiments

[0021] In order to deepen the understanding of the present utility model, the following will further elaborate on the present utility model in conjunction with embodiments. These embodiments are only used to explain the present utility model and do not constitute a limitation to the protection scope of the present utility model.

[0022] Embodiment 1

[0023] According to Figure 1 , 2 , as shown in 3 and 4, this embodiment proposes a movable battery box cover airtight detection device based on a rotary cylinder, including a moving frame 1 and a frame 2. The frame 2 is arranged above the moving frame 1, and a detection table 3 is arranged inside the frame 2. A mounting plate 4 is arranged outside the frame 2, and multiple groups of mounting plates 4 are provided;

[0024] Waist holes 5 are provided at the four corners inside the mounting plate 4, and a rotary cylinder 6 is arranged below the mounting plate 4. The four corners of the top of the rotary cylinder 6 are respectively fixed to the four groups of waist holes 5 through bolts. A waist groove 7 is arranged at the middle position inside the mounting plate 4. The output end of the rotary cylinder 6 passes through the waist groove 7, and the output end of the rotary cylinder 6 is connected with a pressing arm assembly. During use, the battery box cover is placed on the detection table 3. The rotary cylinder 6 is installed through the mounting plate 4 on the side of the frame 2. The rotary cylinder 6 drives the pressing arm assembly to press down, tightly pressing the edge of the battery box cover to fix the battery box cover from the side, so as to reduce the height of the device. The battery box cover can be directly placed on the detection table 3 from above, without a fixing frame, track, etc., reducing the occupied area of the device. The box cover is clamped and limited, and a sealed chamber is formed between the box cover and the detection table 3. An installation groove is arranged on the detection table 3 for installing equipment for inflating and detecting airtightness, and air is inflated into the sealed chamber to detect airtightness.

[0025] The pressing arm assembly includes a first pressing arm 8 and a second pressing arm 9. One ends of the first pressing arm 8 and the second pressing arm 9 are connected to each other and integrally formed, and pressing rubber components are provided at the other ends inside the first pressing arm 8 and the second pressing arm 9. During use, the pressing arm assembly is driven by the rotary cylinder 6 to press downwards, and the pressing rubber components on the first pressing arm 8 and the second pressing arm 9 press tightly against the edge of the battery box cover.

[0026] An installation groove 10 is provided inside the connection end of the first pressing arm 8 and the second pressing arm 9, and the installation groove 10 is fixed to the output end of the rotary cylinder 6 by screws. The installation groove 10 is sleeved on the output end of the rotary cylinder 6 and fixed by screws, which is convenient for installation or disassembly and also convenient for adjusting the installation direction.

[0027] The pressing rubber component includes a rubber head screw 11 and a rubber head 12. The rubber head screw 11 is threadedly adapted to the first pressing arm 8 and the second pressing arm 9, and the rubber head 12 is provided below the rubber head screw 11. During use, the pressing arm assembly is driven by the rotary cylinder 6 to press downwards, and the rubber head 12 presses tightly against the edge of the battery box cover. The height of the rubber head 12 on the pressing arm assembly can be adjusted by the rubber head screw 11 in a threaded manner, which is convenient for slightly changing the pressing force and has diverse functions.

[0028] The length of the first pressing arm 8 is greater than the length of the second pressing arm 9, and an included angle is formed between the first pressing arm 8 and the second pressing arm 9. During use, the pressing arm assembly is driven by the rotary cylinder 6 to press downwards, and the pressing rubber components on the first pressing arm 8 and the second pressing arm 9 press tightly against the edge of the battery box cover. An included angle is formed between the first pressing arm 8 and the second pressing arm 9, and a triangle is formed with the edge, and the pressing is carried out from two positions, which is more stable.

[0029] Embodiment 2

[0030] According to Figure 1 、 2 As shown in 3 and 4, this embodiment proposes a movable airtight detection device for a battery box cover based on a rotary cylinder, which includes a moving frame 1 and a frame 2. The frame 2 is arranged above the moving frame 1, and a detection table 3 is provided inside the frame 2. A mounting plate 4 is provided outside the frame 2, and multiple groups of mounting plates 4 are provided;

[0031] Four waist-shaped holes 5 are provided at the four corners inside the mounting plate 4, and a rotary cylinder 6 is provided below the mounting plate 4. The four corners of the top of the rotary cylinder 6 are respectively fixed to the four groups of waist-shaped holes 5 by bolts. A waist-shaped groove 7 is provided at the middle position inside the mounting plate 4. The output end of the rotary cylinder 6 passes through the waist-shaped groove 7, and the output end of the rotary cylinder 6 is connected with a pressing arm assembly. During use, the battery box cover is placed on the detection table 3. The rotary cylinder 6 is installed through the mounting plate 4 on the side of the frame 2. The pressing arm assembly is driven by the rotary cylinder 6 to press down, pressing the edge of the battery box cover, and fixing the battery box cover from the side to reduce the height of the equipment. The battery box cover can be directly placed on the detection table 3 from above, without a fixing frame, track, etc., reducing the occupation area of the equipment. The edge of the cover is clamped and limited, and a sealed chamber is formed between the cover and the detection table 3. An installation groove is provided on the detection table 3 for installing equipment for inflating and detecting air tightness, and air is inflated into the sealed chamber to detect air tightness.

[0032] The pressing arm assembly includes a first pressing arm 8 and a second pressing arm 9. One ends of the first pressing arm 8 and the second pressing arm 9 are connected to each other and integrally formed, and pressing rubber components are provided at the other ends inside the first pressing arm 8 and the second pressing arm 9. During use, the pressing arm assembly is driven by the rotary cylinder 6 to press down, and the pressing rubber components on the first pressing arm 8 and the second pressing arm 9 press the edge of the battery box cover.

[0033] Universal wheels 13 are provided at the four corners of the bottom of the moving frame 1, and brakes are provided on the universal wheels 13. Universal wheels 13 are provided at the bottom of this product, which is convenient for transportation. Braking is convenient through the brakes. After the test, it can be quickly moved to the warehouse for stacking and storage, greatly improving the use efficiency of the workshop.

[0034] The movable battery box cover air tightness detection device based on a rotary cylinder places the battery box cover on the detection table 3, installs the rotary cylinder 6 through the mounting plate 4 on the side of the frame 2, drives the pressing arm assembly to press down through the rotary cylinder 6, presses the edge of the battery box cover, and fixes the battery box cover from the side to reduce the height of the equipment. The battery box cover can be directly placed on the detection table 3 from above, without a fixing frame, track, etc., reducing the occupation area of the equipment. The height is reduced by more than 60%, and the area occupation is reduced by more than 45%. Moreover, the position of the rotary cylinder 6 can be adjusted back and forth through the waist-shaped holes 5 and waist-shaped grooves 7 on the mounting plate 4, which is convenient for adjusting the pressing position and is more accurate. The rubber head 12 on the pressing arm assembly can adjust the height by screwing the rubber head screw 11, which is convenient for slightly changing the pressing force and has diverse functions. At the same time, universal wheels 13 are provided at the bottom of this product, which is convenient for transportation. After the test, it can be quickly moved to the warehouse for stacking and storage, greatly improving the use efficiency of the workshop.

[0035] The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and all these changes and improvements fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A hermeticity detection device for a movable battery box cover based on a rotary cylinder, comprising a moving frame (1) and a frame (2), characterized in that: The frame (2) is arranged above the moving frame (1), and a detection tabletop (3) is provided inside the frame (2). A mounting plate (4) is provided outside the frame (2), and multiple groups of mounting plates (4) are provided. Waist holes (5) are provided at the four corners inside the mounting plate (4). A rotary cylinder (6) is provided below the mounting plate (4). The four corners at the top of the rotary cylinder (6) are respectively fixed to the four groups of waist holes (5) through bolts. A waist groove (7) is provided at the middle position inside the mounting plate (4). The output end of the rotary cylinder (6) passes through the waist groove (7), and the output end of the rotary cylinder (6) is connected with a pressing arm assembly.

2. The airtight detection device for a movable battery box cover based on a rotary cylinder according to claim 1, wherein: The pressing arm assembly includes a first pressing arm (8) and a second pressing arm (9). One ends of the first pressing arm (8) and the second pressing arm (9) are connected to each other and integrally formed, and pressing rubber assemblies are provided at the other ends inside the first pressing arm (8) and the second pressing arm (9).

3. The airtight detection device for a movable battery box cover based on a rotary cylinder according to claim 2, characterized in that: A mounting groove (10) is provided inside the connecting end of the first pressing arm (8) and the second pressing arm (9), and the mounting groove (10) is fixed to the output end of the rotary cylinder (6) through screws.

4. The airtight detection device for a movable battery box cover based on a rotary cylinder according to claim 3, characterized in that: The pressing rubber assembly includes a rubber head screw (11) and a rubber head (12). The rubber head screw (11) is threadedly matched with the first pressing arm (8) and the second pressing arm (9), and the rubber head (12) is provided below the rubber head screw (11).

5. The airtight detection device for a movable battery box cover based on a rotary cylinder according to claim 4, characterized in that: The length of the first pressing arm (8) is greater than the length of the second pressing arm (9), and an included angle is formed between the first pressing arm (8) and the second pressing arm (9).

6. The airtight detection device for a movable battery box cover based on a rotary cylinder according to claim 1, wherein: Universal wheels (13) are provided at the four corners of the bottom of the moving frame (1), and brakes are provided on the universal wheels (13).

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