CN115464497A - New forms of energy power battery box welding seam grinding device - Google Patents

Abstract

The invention relates to a welding seam grinding device for a new energy power battery box, which includes a workbench, an azimuth adjustment module is arranged on the upper end of the workbench, a movable U-shaped frame is arranged on the azimuth adjustment module, and a middle part of the upper end of the U-shaped frame is arranged There is a guide module, and the lower end of the U-shaped frame is symmetrically provided with a casing, and the inside of the casing is provided with a telescopic module, and the movable frame squeezed and matched with the telescopic module is horizontally slid inside the casing, and the lower end of the movable frame is installed with a grinding module. A power supply module is installed on the upper end of the movable frame. The present invention can solve the problem of manual grinding of the position of the weld bead that is mainly observed by the naked eye in the prior art. However, it is difficult to perform all-round grinding on the position of the weld bead by naked eye observation, and long-term visual observation will inevitably lead to omissions. Depending on the situation, the grinding of the solder bumps is not comprehensive. For the solder bumps at different positions, it is necessary to adjust the orientation of the tool for grinding and other issues.

Description

A new energy power battery box weld seam grinding device

technical field

The invention relates to the technical field of welding seam grinding, in particular to a new energy power battery case welding seam grinding device.

Background technique

Electric vehicles usually use rechargeable lithium batteries as power. The actual production is to connect a single lithium battery circuit into a battery pack, then connect several battery packs to each other, place them in the box, and finally fix the box in the chassis of the electric car , the box is mainly used to support and fix the lithium battery to prevent external dust and water vapor from affecting the lithium battery. The existing new energy power battery box is usually welded, and the box is usually welded with the internal partition board to obtain multiple The battery box with a cavity is convenient for grouping the battery packs.

After the welding of the battery box is completed, the weld seam needs to be polished to remove the excess weld burr solder at the weld seam. In the prior art, the position of the weld burr observed is mainly observed with the naked eye and manually polished. However, the butt weld is usually observed with naked eyes It is difficult to polish the position of the nodules in all directions, and some small welding nodules are difficult to observe with the naked eye, and long-term naked eye observation will inevitably lead to omissions, resulting in incomplete grinding of the nodules and solder. In addition, manual grinding with the help of tools requires constant adjustment of the orientation of the tool for grinding for welding spars at different positions, and the grinding efficiency is low and the comprehensiveness of grinding is low.

Therefore be badly in need of a kind of new energy power battery case weld seam grinding device to solve the above existing defects.

Contents of the invention

1. Technical solution

In order to achieve the above purpose, the present invention provides the following technical solutions: A new energy power battery box weld seam grinding device provided by the embodiment of the present invention includes a workbench, an azimuth adjustment module is arranged on the upper end of the workbench, and an azimuth adjustment module is installed on the azimuth adjustment module. There is a movable U-shaped frame, the upper middle of the U-shaped frame is provided with a guide module, and the lower end of the U-shaped frame is symmetrically provided with a casing, and the inside of the casing is provided with a telescopic module, and the movable frame that is squeezed and matched with the telescopic module slides horizontally Set inside the shell, the lower end of the movable frame is installed with a grinding module, and the upper end of the movable frame is installed with a power supply module, and the telescopic module, the power supply module and the grinding module are coordinated and connected. This application adopts the design concept of structural linkage to make this application After arriving at the working position, the structural adjustment can be triggered, so as to carry out guided reciprocating grinding.

The telescopic module includes a movable rod, a spring one, a connecting plate and an extruding block, the movable rod slides up and down and is arranged inside the shell, a spring one is connected between the movable rod and the connecting plate installed inside the shell, and a pair of springs is connected to the movable rod The trend of pushing down is kept all the time, an extruding block is installed on the inner wall of the movable rod, and a spring two is connected between the movable frame and the shell, and the spring two plays the effect of restoring elasticity.

As mentioned above, the azimuth adjustment module includes an electric slider one, a keel frame, a lifting cylinder, a sliding plate, and an electric slider two. Dragon skeleton, the interior sliding of dragon skeleton is provided with slide plate, is connected with lifting cylinder between slide plate and dragon skeleton, and the lower end of slide plate is equipped with electric slide block two, and electric slide block two is provided with U-shaped frame.

As mentioned above, the guide module includes a U-shaped guide and a drag-reducing bead, the U-shaped guide is installed in the middle of the upper end of the U-shaped frame, and the inner wall of the U-shaped guide is provided with a rollable drag-reducing bead, The U-shaped guide is snapped into the upper end of the partition plate to guide and slide, and at the same time, the drag-reducing beads play the role of sliding and reducing drag.

As mentioned above, the lower end of the movable rod is provided with a rollable ball, which reduces the frictional resistance after contacting the bottom of the frame, and the inclined surface outside the lower end of the movable frame is provided with a rollable connecting ball. Attached to the inclined surface of the extrusion block, the setting of the connecting beads reduces the extrusion resistance with the inclined surface of the extrusion block.

As mentioned above, the grinding module includes a motor, an incomplete gear, a rack, a connecting frame, a guide rail, a working plate and a grinding block, the motor is installed on the lower end of the movable frame through a motor base, and an incomplete gear is installed on the output shaft of the motor. The incomplete gear meshes with the rack. The rack is symmetrically installed on the upper and lower ends of the connecting frame. The connecting frame is slidably set on the guide rail. The guide rail is installed inside the movable frame. A grinding block is installed on it.

As mentioned above, the inclined surface at the lower end of the grinding block is a structure that gradually slopes outward from top to bottom, and the grinding block is mainly used to remove excess welding seam weld seams, and the design of the inclined surface structure gives normal welding The reserved space of the seam ensures the welding connection between the weld seam and the partition plate and the frame.

As mentioned above, the power supply module includes an insulating frame, a contact switch, and a power pack. The insulating frame is installed on the upper end of the movable frame, and the contact switch, the power pack and the motor installed inside the insulating frame are electrically connected.

As mentioned above, there is an extrusion contact groove inside the movable frame, and the start key of the contact switch is located inside the extrusion contact groove. The extrusion contact groove is composed of a straight groove and an extrusion inclined groove. The groove is a structure that gradually slopes downward from the outside to the inside.

2. Beneficial effects

1. A welding seam grinding device for a new energy power battery box according to the present invention. This application adopts the design concept of snap-in guidance and linkage positioning and grinding to automatically polish the welding seam around the partition plate. Compared with the existing naked eye observation + manual grinding, this application uses an all-round grinding method to grind the entire area where the weld is located, which shortens the time and greatly improves the grinding efficiency and the grinding area.

2. A new energy power battery case welding seam grinding device according to the present invention, the design concept of structural linkage is adopted between the telescopic module, the power supply module and the grinding module, and the linkage operation between the structures is indispensable. The specific steps As follows, when the guide module is clamped to the upper end of the partition plate (the guide module at this time acts as a drag-reducing guide), at the same time, the movable rod is retracted to the shell after being squeezed by the bottom of the frame Inside, the synchronously retracted extrusion block squeezes the movable frame out until the grinding module reaches the welding seam position. When reaching the welding seam, the power supply module and the grinding module form a communication state. Carry out small-scale reciprocating grinding, so as to perform automatic circular grinding on the weld seam, and then polish the excess welding bump solder on the weld seam.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a schematic diagram of the structure between the U-shaped frame, the guide module, the shell, the telescopic module, the movable frame, the grinding module and the power supply module of the present invention;

Fig. 3 is a cross-sectional view between the sliding plate, the second electric slider, the U-shaped frame, the guide module, the shell, the telescopic module, the movable frame, the grinding module and the power supply module of the present invention;

Fig. 4 is the structural representation of incomplete gear of the present invention;

Fig. 5 is a partial enlarged view at X of Fig. 3 of the present invention;

Fig. 6 is a partial enlarged view at the Y place of Fig. 2 of the present invention;

Fig. 7 is a schematic diagram of the position between the present invention, the weld seam and the partition plate;

Figure 8 is a schematic diagram of the position between the new energy power battery box and the weld.

detailed description

Embodiments of the present invention will be described below with reference to the drawings. In the process, in order to ensure the clarity and convenience of illustration, we may exaggerate the width of the lines or the size of the constituent elements in the diagram.

In addition, the following terms are defined based on the functions in the present invention, and may be different according to the user's or operator's intention or practice. Therefore, these terms are defined based on the entire content of this specification.

As shown in Figures 1 to 8, a new energy power battery box weld seam grinding device provided by an embodiment of the present invention includes a workbench 1, an azimuth adjustment module 2 is arranged on the upper end of the workbench 1, and A movable U-shaped frame 3 is provided, and the upper middle part of the U-shaped frame 3 is provided with a guide module 4, and the lower end of the U-shaped frame 3 is symmetrically arranged with a casing 5, and the inside of the casing 5 is provided with a telescopic module 6, which is connected with the telescopic module. 6 The extruded movable frame 7 is horizontally slidably arranged inside the housing 5, the lower end of the movable frame 7 is equipped with a grinding module 8, the upper end of the movable frame 7 is equipped with a power supply module 9, and the telescopic module 6, the power supply module 9 and the grinding module 8 are connected with each other.

The telescopic module 6 includes a movable rod 61, a spring 62, a connecting plate 63 and an extruding block 64. The movable rod 61 slides up and down inside the shell 5, and between the movable rod 61 and the connecting plate 63 installed in the shell 5. Be connected with spring one 62, and spring one 62 keeps the trend of pushing downwards to movable bar 61 all the time, and extruding piece 64 is installed on the inner wall of movable bar 61, is connected with spring two 65 between movable frame 7 and shell 5, and spring Two 65 play the effect of restoring elasticity.

Specifically, the battery box (the box is composed of a frame and an internal partition board) is placed on the passing workbench 1, and the U-shaped frame 3 is driven by the azimuth adjustment module 2 to move directly above the partition board, and then vertically descends. Until the guide module 4 is snapped into the upper end of the partition plate, auxiliary guidance is performed. At the same time, the movable rod 61 is retracted into the inside of the housing 5 after being squeezed by the bottom of the frame body, and the extrusion block 64 retracted synchronously Squeeze the movable frame 7 so that the grinding module 8 protrudes from the shell 5 until the grinding module 8 reaches the position of the weld seam. At the same time, the power supply module 9 and the grinding module 8 form a communication state, and the grinding module 8 after power-on is on the welding seam. For small-scale reciprocating grinding, the azimuth adjustment module 2 drives the reciprocating grinding grinding module 8 to move as a whole, so as to move in a large range. This application adopts the design concept of structural linkage so that the application can be triggered after reaching the working position. Structural adjustment for guided reciprocating grinding.

In another embodiment provided by the present invention, further, the azimuth adjustment module 2 includes an electric slider 1 21, a keel frame 22, a lifting cylinder 23, a sliding plate 24, and an electric slider 2 25. An electric slider 21 is installed symmetrically at the end, and a keel frame 22 is arranged between the electric slider 1 21, and a sliding plate 24 is provided for sliding inside the keel frame 22, and a lifting cylinder 23 is connected between the sliding plate 24 and the keel frame 22, The lower end of slide plate 24 is equipped with electric slide block two 25, and U-shaped frame 3 is provided with on electric slide block two 25.

Specifically, the U-shaped frame 3 is driven by the electric slider 21 to move directly above the partition plate, and then the guide module 4 is driven by the lifting cylinder 23 to snap into the upper end of the partition plate, and the welding seam is reciprocally polished in the grinding module 8 , drive the U-shaped frame 3, the guide module 4, the shell 5, the telescopic module 6, the movable frame 7, the grinding module 8, and the power supply module 9 to move in a large range by the electric slider 2 25.

Further, the guide module 4 includes a U-shaped guide 41 and a drag-reducing bead 42, the U-shaped guide 41 is installed in the middle of the upper end of the U-shaped frame 3, and the inner wall of the U-shaped guide 41 is provided with a movable The rolling drag-reducing beads 42 and the U-shaped guide piece 41 are snapped into the upper end of the partition plate to guide and slide, and at the same time, the drag-reducing beads 42 play the role of sliding and drag-reducing.

Further, the lower end of the movable rod 61 is provided with a rollable ball, the setting of the ball reduces the frictional resistance after contacting the bottom of the frame body, and the inclined surface outside the lower end of the movable frame 7 is provided with a rollable connecting ball 66, The connecting bead 66 is closely attached to the inclined surface of the extruding block 64 , and the setting of the connecting bead 66 reduces the extrusion resistance with the inclined surface of the extruding block 64 .

Further, the grinding module 8 includes a motor 81, an incomplete gear 82, a rack 83, a connecting frame 84, a guide rail 85, a working plate 86 and a grinding block 87, the motor 81 is installed on the lower end of the movable frame 7 through a motor base, and the motor Incomplete gear 82 is installed on the output shaft of 81, and incomplete gear 82 meshes with rack 83, and rack 83 is symmetrically installed on the upper and lower ends of connection frame 84, and connection frame 84 is slidably arranged on guide rail 85, and guide rail 85 is installed Inside the movable frame 7, the connection frame 84 is installed on the working plate 86, and the inner side wall of the working plate 86 is equipped with a grinding block 87, and the inclined surface of the lower end of the grinding block 87 is a structure that gradually slopes outward from top to bottom. , the grinding block 87 is mainly used to remove excess weld bead welds, and the design of the inclined surface structure provides space for normal welds to ensure the welding connection between the welds and the partition plate and the frame.

Specifically, after the motor 81 is energized, the incomplete gear 82 is driven to rotate, and under the meshing cooperation of the incomplete gear 82 and the rack 83, the connecting frame 84 is driven to reciprocate in a small range on the guide rail 85, and the synchronously moving grinding block 87 pairs the welding seam. Carry out reciprocating grinding treatment, so as to grind and remove excess solder bump impurities.

Further, the power supply module 9 includes an insulating frame 91, a contact switch 92, and a power pack 93. The insulating frame 91 is installed on the upper end of the movable frame 7, and is installed between the contact switch 92, the power pack 93 and the motor 81 inside the insulating frame 91. There is an electrical connection between them. The inside of the movable frame 7 is provided with an extrusion contact groove 10. The start key of the contact switch 92 is located inside the extrusion contact groove. The extrusion contact groove 10 is composed of a straight line groove and an extrusion inclined groove. The extrusion inclined groove arranged on the inside is a structure that gradually slopes downward from the outside to the inside.

Specifically, the movable rod 61 retracts to the inside of the housing 5 after being squeezed by the bottom of the frame body, the synchronously retracted extrusion block 64 pushes the movable frame 7 out, and the power supply module 9 moves synchronously. During the movement, the contact switch 92 is first in contact with the linear groove, then contacts with the extruding inclined groove, and under the extrusion of the extruding inclined groove, the start key of the contact switch 92 is pressed down, so that the contact switch 92, the power pack 93 and the motor 81 form a path, and the motor 81 Drive incomplete gear 82 to rotate after energizing.

work process:

Step 1: Place the battery box on the passing workbench 1;

Step 2: Drive the U-shaped frame 3 to move directly above the partition board through the electric slider 1 21, and then drive the guide module 4 to snap into the upper end of the partition board through the lifting cylinder 23, so as to perform auxiliary guidance. , the movable rod 61 is retracted to the inside of the housing 5 after being squeezed by the bottom of the frame, and the synchronously retracted extrusion block 64 squeezes the movable frame 7 to protrude until the grinding module 8 reaches the position of the weld seam and reaches the weld seam At the same time, the power supply module 9 and the grinding module 8 form a communication state, and the grinding module 8 after power-on performs small-scale reciprocating grinding on the weld seam;

Step 3: After grinding, the grinding module 8 for reciprocating grinding is driven by the electric slider 2 25 to move as a whole in a large range, thereby performing guided reciprocating grinding.

Certain exemplary embodiments of the present invention have been described above only by way of illustration, and it goes without saying that those skilled in the art can use various methods without departing from the spirit and scope of the present invention. The described embodiments are modified. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the protection scope of the claims of the present invention.

Claims (8)

1. A new energy power battery box weld seam grinding device, including a workbench (1), characterized in that: the upper end of the workbench (1) is provided with an azimuth adjustment module (2), and the azimuth adjustment module (2) is provided with There is a movable U-shaped frame (3), the upper middle part of the U-shaped frame (3) is provided with a guide module (4), and the lower end of the U-shaped frame (3) is symmetrically arranged with a shell (5), and the shell (5) A telescopic module (6) is arranged inside the telescopic module (6), and the movable frame (7) that is extruded and matched with the telescopic module (6) is horizontally slidably arranged inside the casing (5), and a grinding module (8) is installed at the lower end of the movable frame (7). , the upper end of the movable frame (7) is equipped with a power supply module (9), and the telescopic module (6), the power supply module (9) and the grinding module (8) are cooperatively connected; The telescopic module (6) includes a movable rod (61), a spring one (62), a connecting plate (63) and an extruding block (64), and the movable rod (61) slides up and down and is arranged in the inside of the casing (5). Spring one (62) is connected between bar (61) and the connecting plate (63) that is installed in shell (5) inside, extruding block (64) is installed on the inner wall of movable bar (61), and movable frame (7 ) and the shell (5) are connected with spring two (65). 2. A new energy power battery box weld seam grinding device according to claim 1, characterized in that: the azimuth adjustment module (2) includes an electric slider one (21), a keel frame (22), a lifting Cylinder (23), sliding plate (24), electric slide block two (25), the front and rear ends of workbench (1) are equipped with electric slide block one (21) symmetrically, are provided with between electric slide block one (21). The keel frame (22), the interior sliding of the keel frame (22) is provided with a slide plate (24), is connected with the lift cylinder (23) between the slide plate (24) and the keel frame (22), and the lower end of the slide plate (24) Two electric slide blocks (25) are installed, and a U-shaped frame (3) is arranged on the two electric slide blocks (25). 3. A new energy power battery box weld seam grinding device according to claim 1, characterized in that: the guide module (4) includes a U-shaped guide (41) and a drag-reducing bead (42) , The U-shaped guide (41) is installed in the upper middle part of the U-shaped frame (3), and the inner side wall of the U-shaped guide (41) is provided with rollable drag-reducing beads (42). 4. A new energy power battery box weld seam grinding device according to claim 1, characterized in that: the lower end of the movable rod (61) is provided with a rolling ball, and the outer side of the lower end of the movable frame (7) The inclined surface is provided with a rotatable connecting bead (66), and the connecting bead (66) is closely attached to the inclined surface of the extruding block (64). 5. A new energy power battery box welding seam grinding device according to claim 1, characterized in that: the grinding module (8) includes a motor (81), an incomplete gear (82), a rack (83 ), connecting frame (84), guide rail (85), working plate (86) and grinding block (87), motor (81) is installed on the lower end of movable frame (7) by motor seat, on the output shaft of motor (81) An incomplete gear (82) is installed, and the incomplete gear (82) meshes with the rack (83), and the rack (83) is symmetrically installed on the upper and lower ends of the connection frame (84), and the connection frame (84) is slidably arranged on On the guide rail (85), the guide rail (85) is installed in the inside of the movable frame (7), the connecting frame (84) is installed on the work plate (86), and the inner side wall of the work plate (86) is equipped with a grinding block (87) . 6. A new energy power battery case weld seam grinding device according to claim 5, characterized in that: the inclined surface at the lower end of the grinding block (87) has a structure that gradually slopes outward from top to bottom. 7. A new energy power battery box weld seam grinding device according to claim 5, characterized in that: the power supply module (9) includes an insulating frame (91), a contact switch (92), a power pack (93 ), the insulating frame (91) is installed on the upper end of the movable frame (7), and is electrically connected between the contact switch (92), the power pack (93) and the motor (81) installed in the insulating frame (91) inside. 8. A new energy power battery box weld seam grinding device according to claim 7, characterized in that: the inside of the movable frame (7) is provided with a squeeze contact groove (10), a contact switch (92) The start key is positioned at the inside of the extruding contact groove, and the extruding contact groove (10) is connected by a linear groove and an extruding inclined groove.

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