CN216828196U - Lithium battery shell side wall perforating device - Google Patents

Abstract

The utility model discloses a perforating device for the side wall of a lithium battery shell, which comprises a fixed bottom plate, wherein an upper support frame is fixed in the middle of the top surface of the fixed bottom plate, a middle support frame is fixed in the middle part under the top plate of the upper support frame, and the lithium battery shell is sleeved on the middle support frame; the middle part shaping of two curb plates about the middle part support frame has middle part spiro union through-hole, and adjusting screw spiro union is in the middle part spiro union through-hole that corresponds, and the curb plate lateral wall of middle part support frame is stretched out to adjusting screw's outer end and has the side locating plate through bearing swing joint, and the inside wall of lithium cell casing's curb plate is hugged closely to the outer wall of side locating plate. The utility model discloses can fix the lithium cell casing centre gripping and punch its lateral wall automatically, be fit for mass production needs, greatly reduced amount of labour.

Description

A device for punching holes in the side wall of a lithium battery shell

technical field

The utility model relates to the technical field of lithium battery processing equipment, in particular to a device for punching a side wall of a lithium battery casing.

Background technique

In the current lithium battery assembly process, the outer casing is stamped and formed. When installing the lithium battery, the side plate needs to be punched according to needs to install components such as connectors. The existing method is to assemble In the process, the holes are manually punched one by one, and because the wall plate of the shell is relatively thin, it is easy to deform during the processing process, which affects the appearance quality, and the manual punching one by one has low efficiency and poor effect, which greatly increases the amount of labor.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a device for punching the side wall of a lithium battery case, which can clamp and fix the lithium battery case and automatically punch holes in the side wall, which is suitable for mass production needs. , greatly reducing the amount of manual labor.

The solution of the utility model to solve the technical problem is:

A side wall punching device of a lithium battery shell comprises a fixed bottom plate, an upper support frame is fixed in the middle of the top surface of the fixed bottom plate, a middle support frame is fixed in the middle part directly below the top plate of the upper support frame, and the lithium battery shell is sleeved on the upper support frame. on the middle support frame;

The middle parts of the left and right side plates of the middle support frame are formed with middle screw through holes, the adjusting screws are screwed into the corresponding middle screw holes, and the outer ends of the adjustment screws extend out of the outer side walls of the side plates of the middle support frame. And a side positioning plate is movably connected through the bearing, and the outer wall surface of the side positioning plate is close to the inner wall of the side plate of the lithium battery shell;

Among the four legs of the upper support frame, a side fixing plate is fixed between two legs on one side, the side wall of the side fixing plate is fixed on the corresponding leg, and the inner side wall of the side fixing plate is fixed with a side fixing plate. Side support frame, a punching oil cylinder is fixed on the inner wall surface of the vertical plate of the side support frame, the end of the push rod of the punching oil cylinder protrudes from the vertical plate and a side punching plate is fixed, and the inner wall surface of the side punching plate is fixed with A plurality of punches, the punches correspond to the position to be processed on the side plate on the corresponding side of the lithium battery casing.

A plurality of outer transverse rods are fixed on the outer wall surface of the side punching plate, and the outer transverse rods are inserted and sleeved in the guide through holes on the vertical plate of the side support frame.

An elastic protective layer is fixed on the outer wall surface of the side positioning plate, and the elastic protective layer is pressed against the inner side wall of the corresponding side plate of the lithium battery case.

An inner lateral guide rod is fixed on the side positioning plate, and the inner lateral guide rod is inserted into the guide through hole on the side plate of the middle support frame.

The side positioning plate is provided with processing guide through holes, and the punches correspond to and align with the corresponding processing guide through holes left and right.

The middle part of the top plate of the middle support frame has a central screw through hole, the upper adjustment screw is screwed into the central screw through hole, and the top end of the upper adjustment screw extends out of the top plate of the middle support frame and is movably connected with the upper horizontal support plate through the bearing. , the top surface of the upper horizontal support plate is close to the bottom surface of the top plate of the lithium battery case.

An upper buffer elastic layer is fixed on the top surface of the upper horizontal support plate, and the top surface of the upper buffer elastic layer is in close contact with the bottom surface of the top plate of the lithium battery case.

Bending guide blocks are fixed on the top surfaces of the fixed bottom plates on the left and right sides of the middle support frame, and lower bending parts are formed at the bottoms of the two side plates of the lithium battery case, and the lower bending parts are located at the lower part of the bending guide blocks in the slot;

A plurality of screw through holes are formed on the top plate of the lower bending part, the screw parts of the adjustment bolts are screwed into the corresponding screw through holes, and the bottom ends of the screw parts of all the adjustment bolts on the same side extend into the lower through holes. The grooves are movably connected to the same bottom pressing plate, the bottom surface of the bottom pressing plate is pressed against the top surface of the corresponding lower bending part, and the bottom surface of the lower bending part is pressed against the top surface of the fixed bottom plate.

The prominent effect of the utility model is that the lithium battery case can be clamped and fixed, and the side wall of the lithium battery can be automatically punched, which is suitable for mass production, has high efficiency and good effect, and greatly reduces the amount of manual labor.

Description of drawings

Fig. 1 is the partial structure schematic diagram of the present utility model;

Fig. 2 is a partial enlarged view of Fig. 1;

Figure 3 is a partial top view above the fixed base plate.

Detailed ways

For example, as shown in FIGS. 1 to 3 , a device for punching holes in the side wall of a lithium battery case includes a fixed bottom plate 10 , an upper support frame 20 is fixed in the middle of the top surface of the fixed bottom plate 10 , and the upper support frame 20 A middle support frame 30 is fixed in the middle directly below the top plate, and the lithium battery case 100 is sleeved on the middle support frame 30;

The middle part of the left and right side plates of the middle support frame 30 is formed with a middle screw through hole, the adjustment screw 31 is screwed into the corresponding middle screw through hole, and the outer end of the adjustment screw 31 protrudes out of the middle support frame 30. The outer side wall of the side plate is movably connected with the side positioning plate 32 through the bearing, the inner end of the adjusting screw 31 protrudes from the inner side wall of the side plate of the middle support frame 30 and is formed with a rotating part, and the outer wall surface of the side positioning plate 32 is close to the lithium battery the inner wall of the side plate of the housing 100;

Among the four legs of the upper support frame 20, a side fixing plate 21 is fixed between two legs on one side. The side wall of the side fixing plate 21 is fixed on the corresponding leg, and the inner side of the side fixing plate 21 A side support frame 22 is fixed on the wall, a punching oil cylinder 23 is fixed on the inner wall surface of the vertical plate of the side support frame 22, and the end of the push rod of the punching oil cylinder 23 protrudes from the vertical plate and is fixed with a side punching plate 24, A plurality of punches 25 are fixed on the inner wall surface of the side punching plate 24 , and the punches 25 correspond to the positions to be processed on the side plate on the corresponding side of the lithium battery case 100 .

Further, a plurality of outer transverse rods 241 are fixed on the outer wall surface of the side punching plate 24 , and the outer transverse rods 241 are inserted into the guide through holes on the vertical plate of the side support frame 22 .

Further, an elastic protective layer 321 is fixed on the outer wall surface of the side positioning plate 32 , and the elastic protective layer 321 is pressed against the inner wall of the corresponding side plate of the lithium battery case 100 .

Further, an inner lateral guide rod 322 is fixed on the side positioning plate 32 , and the inner lateral guide rod 322 is inserted into the guide through hole on the side plate of the middle support frame 30 .

Further, the side positioning plate 32 has machining guide through holes 323 , and the punches 25 correspond to and align with the corresponding machining guide through holes 323 left and right.

Further, the middle part of the top plate of the middle support frame 30 has a central screw through hole, the upper adjustment screw 40 is screwed into the central screw through hole, and the top end of the upper adjustment screw 40 protrudes from the top plate of the middle support frame 30 and passes through. The bearing is movably connected with an upper horizontal support plate 41 , and the top surface of the upper horizontal support plate 41 is in close contact with the bottom surface of the top plate of the lithium battery case 100 . The bottom end of the upper adjusting screw 40 protrudes from the bottom surface of the top plate of the middle support frame 30 and is fixed with the upper rotating part. A lower guide rod is fixed on the bottom surface of the upper horizontal support plate 41 , and the lower guide rod is inserted into the guide through hole on the top plate of the middle support frame 30 .

Further, an upper buffer elastic layer 42 is fixed on the top surface of the upper horizontal support plate 41 , and the top surface of the upper buffer elastic layer 42 is in close contact with the bottom surface of the top plate of the lithium battery case 100 .

Further, the top surface of the fixed bottom plate 10 on the left and right sides of the middle support frame 30 is fixed with a bending guide block 11, and the bottom of the two side plates of the lithium battery case 100 is formed with a lower bending portion 101, which is folded downward. The bent portion 101 is located in the lower through groove of the bending guide block 11;

The top plate of the lower bending portion 101 is formed with a plurality of screw through holes, the screw parts of the adjustment bolts 12 are screwed into the corresponding screw through holes, and the bottom ends of the screw parts of all the adjustment bolts 12 on the same side extend. into the lower through groove and movably connected to the same bottom platen 13, the bottom surface of the bottom platen 13 is fixed with a non-slip elastic layer, the anti-skid elastic layer is pressed against the top surface of the corresponding lower bending part 101, and the lower bending part 101 The bottom surface is pressed against the top surface of the fixed bottom plate 10 .

When using this embodiment, the lithium battery case 100 to be processed is placed on the middle support frame 30, and the lower bending part 101 is located in the lower through groove of the bending guide block 11, and then all the adjusting bolts 12 are rotated to make The anti-slip elastic layer of the bottom pressing plate 13 is pressed against the top surface of the corresponding lower bending part 101, and the bottom surface of the lower bending part 101 is pressed against the top surface of the fixed bottom plate 10 to realize the fixation. The rotating part and the rotating part make the elastic protective layer 321 of the side positioning plate 32 press against the inner side wall of the corresponding side plate of the lithium battery case 100 to realize side positioning, and the upper buffer elastic layer 42 of the upper horizontal support plate The top surface is closely attached to the bottom surface of the top plate of the lithium battery case 100 to achieve the upper limit, the lithium battery case 100 is completely positioned and fixed, and the side plate and the top plate of the lithium battery case 100 are basically not deformed;

Then, pushed by the push rods of all the punching cylinders 23, the punches 25 punch the side plate of the lithium battery case 100, and the punched waste passes through the corresponding processing guide through holes 323 and falls, and the effect is good , the efficiency is high, and the side plate and the top plate of the lithium battery case 100 are basically not deformed during punching;

After completion, rotate the upper rotating part and the rotating part, rotate the adjusting bolt 12, disassemble the lithium battery case 100, install a new lithium battery case 100 to be processed, and carry out subsequent processing, which has good effect and high efficiency, The amount of manual labor is greatly reduced, and the lithium battery case 100 is basically not deformed, so as to ensure its processing quality.

The above embodiments are only used to illustrate the present utility model, but not to limit the present utility model. Those of ordinary skill in the relevant technical field can also make various changes and modifications without departing from the spirit and scope of the present utility model. Therefore, all equivalent technical solutions also belong to the scope of the present utility model, and the patent protection scope of the present utility model shall be defined by the claims.

Claims (8)

1. A lithium battery case side wall punching device, comprising a fixed base plate (10), characterized in that: an upper support frame (20) is fixed in the middle of the top surface of the fixed base plate (10), and the upper support frame (20 ), a middle support frame (30) is fixed in the middle directly below the top plate, and the lithium battery case (100) is sleeved on the middle support frame (30); The middle parts of the left and right side plates of the middle support frame (30) are formed with middle screw through holes, the adjusting screw rods (31) are screwed into the corresponding middle screw holes, and the outer ends of the adjustment screw rods (31) extend out. The outer side wall of the side plate of the middle support frame (30) is movably connected with a side positioning plate (32) through a bearing, and the outer wall surface of the side positioning plate (32) is in close contact with the inner side wall of the side plate of the lithium battery housing (100); A side fixing plate (21) is fixed between the two legs on one side of the four legs of the upper support frame (20), and the side walls of the side fixing plate (21) are fixed on the corresponding legs, A side support frame (22) is fixed on the inner wall of the side fixing plate (21), a punching oil cylinder (23) is fixed on the inner wall surface of the vertical plate of the side support frame (22), and a push rod of the punching oil cylinder (23) is fixed The end of the side punching plate (24) protrudes from the vertical plate and is fixed with a side punching plate (24), a plurality of punches (25) are fixed on the inner wall of the side punching plate (24), and the punches (25) are connected to the lithium battery case (100). ) corresponds to the position to be processed on the side panel on the corresponding side. 2. A device for punching a side wall of a lithium battery case according to claim 1, characterized in that: a plurality of outer transverse rods (241) are fixed on the outer wall surface of the side punching plate (24), and the outer transverse The rod (241) is inserted into the guide through hole on the vertical plate of the side support frame (22). 3. The device for punching a side wall of a lithium battery case according to claim 1, characterized in that: an elastic protective layer (321) is fixed on the outer wall surface of the side positioning plate (32), and the elastic protective layer ( 321) Press against the inner wall of the corresponding side plate of the lithium battery case (100). 4. A device for punching a side wall of a lithium battery case according to claim 1, characterized in that: an inner lateral guide rod (322) is fixed on the side positioning plate (32), and an inner lateral guide rod (322) is fixed on the side positioning plate (32). ) is inserted into the guide through hole on the side plate of the middle support frame (30). 5 . The device for punching a side wall of a lithium battery case according to claim 1 , wherein the side positioning plate ( 32 ) is provided with a machining guide through hole ( 323 ), and the punch ( 25 ) corresponds to a corresponding hole ( 323 ). The processing guide through holes (323) of the left and right correspond and align. 6. The device for perforating the side wall of a lithium battery case according to claim 1, characterized in that: the middle part of the top plate of the middle support frame (30) has a central screw through hole, and the upper adjustment screw (40) is screwed. Connected to the central screw through hole, the top end of the upper adjusting screw (40) protrudes from the top plate of the middle support frame (30) and is movably connected with the upper horizontal support plate (41) through the bearing. The top of the upper horizontal support plate (41) The surface is close to the bottom surface of the top plate of the lithium battery case (100). 7. A device for punching a side wall of a lithium battery case according to claim 6, characterized in that: an upper buffer elastic layer (42) is fixed on the top surface of the upper horizontal support plate (41), and the upper buffer elastic layer (42) is fixed on the top surface of the upper horizontal support plate (41). The top surface of the layer (42) is in close contact with the bottom surface of the top plate of the lithium battery case (100). 8 . The device for punching a side wall of a lithium battery case according to claim 1 , wherein the top surfaces of the fixed bottom plates ( 10 ) on the left and right sides of the middle support frame ( 30 ) are fixed with bending guides. 9 . The block (11), the bottom of the two side plates of the lithium battery case (100) is formed with a lower bending part (101), and the lower bending part (101) is located in the lower through groove of the bending guide block (11); A plurality of screw through holes are formed on the top plate of the lower bending part (101), and the screw parts of the adjustment bolts (12) are screwed into the corresponding screw through holes. The bottom end of the screw portion extends into the lower through groove and is movably connected to the same bottom pressing plate (13), the bottom surface of the bottom pressing plate (13) is pressed against the top surface of the corresponding lower bending portion (101), The bottom surface of the bent portion (101) is pressed against the top surface of the fixed bottom plate (10).

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