CN220196872U

CN220196872U - Perforating device of storage battery car end cover

Info

Publication number: CN220196872U
Application number: CN202321684147.8U
Authority: CN
Inventors: 陈利明; 王益聪; 赵朝波
Original assignee: Ningbo Cili Metal Products Co ltd
Current assignee: Ningbo Cili Metal Products Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-12-19
Anticipated expiration: 2033-06-30

Abstract

The punching device comprises a conveying turntable, wherein the center of the conveying turntable is fixedly arranged on a cam divider, positioning seats are uniformly arranged on the conveying turntable, a feeding station, a punching station, a chip blowing station, a tapping station and a discharging station are sequentially arranged on the conveying turntable along the rotation direction, a punching mechanism is arranged above the punching station, and a tapping mechanism is arranged above the tapping station; the center of the positioning seat is provided with a central positioning shaft, the end cover is placed on the positioning seat, the central positioning shaft is matched and stretches into a central hole of the end cover, the positioning seat is also provided with a positioning pin, and the positioning pin is matched and stretches into a positioning hole on the end cover to limit radial rotation; when the drilling mechanism works, the pressing block is arranged on the drilling mechanism to press the end cover, and then the drill bit penetrates through the pressing block and then feeds and punches. The positioning seat in the device is assembled by overlapping a plurality of sizes, is suitable for positioning end covers with different sizes, replaces manual operation with a mechanized mode, liberates labor force, improves production efficiency, and also solves potential safety hazards.

Description

Perforating device of storage battery car end cover

Technical Field

The utility model relates to a perforating device for an end cover of a battery car.

Background

The end cover is a rear cover arranged at the rear of the motor shell, commonly called as an end cover, and the end cover needs to be perforated in the production process of the end cover.

At present, a fixture tool is adopted to fix an end cover on a workbench, then a drill bit of an electric puncher is utilized to carry out punching operation, and the following defects exist in the punching mode: 1. the positioning between the drill bit and the drill bit of the electric puncher is not accurate enough, and a certain deviation exists in the punched hole; 2. the position adjustment of the end cover is troublesome.

Disclosure of Invention

Aiming at the defects existing in the problems, the utility model provides a punching device for an end cover of a battery car.

In order to achieve the above purpose, the utility model provides a perforating device of an end cover of an electric vehicle, which comprises a conveying turntable, wherein the center of the conveying turntable is fixedly arranged on a cam divider, positioning seats are uniformly arranged on the conveying turntable near the circumference, the conveying turntable is sequentially provided with a feeding station, a perforating station, a chip blowing station, a tapping station and a discharging station along the rotating direction, a perforating mechanism is arranged above the perforating station, and a tapping mechanism is arranged above the tapping station;

the center of the positioning seat is provided with a center positioning shaft, the end cover is placed on the positioning seat, the center positioning shaft is matched and stretches into a center hole of the end cover, the bottom surface of the end cover is clamped with the edge of the upper part of the positioning seat, the positioning seat is also provided with a positioning pin, and the positioning pin is matched and stretches into a positioning hole on the step surface of the end cover to limit radial rotation;

the punching mechanism comprises drill bits which are arranged in a central symmetry manner, the upper parts of the drill bits are connected with a first driving machine seat, the first driving machine seat is arranged at the lower part of a first punching part, telescopic press blocks are arranged between the drill bits, through holes are axially machined at positions, close to the circumferences, of the press blocks, and the lower parts of the drill bits extend into the through holes;

the tapping mechanism comprises tapping screws which are arranged in a central symmetry mode, the upper parts of the tapping screws are connected with a second driving machine base, and the second driving machine base is arranged at the lower part of the second stamping part.

As a further improvement of the utility model, the positioning seat comprises a base and an upper positioning sleeve, the middle part of the base axially extends to form the central positioning shaft, the upper positioning sleeve is sleeved outside the central positioning shaft and is fixed with the base through a screw, a pin hole I is axially machined at the edge of the upper positioning sleeve, a positioning pin is movably inserted into the pin hole I, and a pin hole is machined at the position, close to the edge, of the base.

As a further improvement of the utility model, a fan is arranged at the side part of the chip blowing station.

As a further improvement of the utility model, the pressing block is movably sleeved outside the guide rod, a pressing spring is sleeved outside the guide rod above the pressing block, and the upper part of the guide rod is connected with the first driving base.

As a further improvement of the utility model, the drill bit and the tap are provided with three groups.

The beneficial effects of the utility model are as follows:

1. the device replaces manual operation by a mechanized mode, liberates labor force, improves production efficiency and solves potential safety hazards;

2. the positioning seat is formed by overlapping and assembling a base and an upper positioning sleeve, can be replaced and is suitable for end covers with different sizes;

3. still be equipped with the locating pin between positioning seat and the end cover and prevent axial rotation, cooperation punching mechanism is last briquetting when punching, and the location of end cover is accurate, is difficult to produce the displacement when punching, effectively improves the precision of punching.

Drawings

FIG. 1 is a front view of a perforating device for an end cover of an electric vehicle;

fig. 2 is a top view of the conveyor carousel 2;

fig. 3 is a structural view of the positioning seat 3;

FIG. 4 is a top view of compact 71;

FIG. 5 is a schematic illustration of the operation at the perforating station 22;

FIG. 6 is a schematic illustration of the operation at tapping station 24;

fig. 7 is a schematic structural view of the end cap 5 after punching is completed.

In the figure: 1. a cam divider; 2. a conveying turntable; 21. a feed station; 22. a punching station; 23. a chip blowing station; 24. a tapping station; 25. a discharging station; 3. a positioning seat; 31. a base; 311. a pin hole; 312. a center positioning shaft; 32. an upper positioning sleeve; 321. pin holes I; 4. a positioning pin; 5. an end cap; 51. a central bore; 52. positioning holes; 6. a blower; 7. a punching mechanism; 71. briquetting; 711. a through hole; 72. a guide rod; 73. a pressing spring; 74. a drill bit; 75. a first drive housing; 8. a first punching part; 9. a tapping mechanism; 91. tapping; 92. a second drive base; 10. and a second punching part.

Detailed Description

As shown in fig. 1 and 2, the punching device for the end cover of the battery car comprises a conveying turntable 2, wherein the center position of the conveying turntable 2 is fixedly arranged on a cam divider 1, positioning seats 3 are uniformly arranged on the conveying turntable 2 near the circumference, a feeding station 21, a punching station 22, a chip blowing station 23, a tapping station 24 and a discharging station 25 are sequentially arranged on the conveying turntable 2 along the rotation direction, a punching mechanism 7 is arranged above the punching station 22, a tapping mechanism 9 is arranged above the tapping station 24, a fan 6 is arranged on the side part of the chip blowing station 23, and the feeding station 21 and the discharging station 25 can be combined to use one position;

the center of the positioning seat 3 is provided with a center positioning shaft 312, the end cover 5 is placed on the positioning seat 3, the center positioning shaft 312 is matched and stretches into a center hole 51 of the end cover 5, the bottom surface of the end cover 5 is clamped with the edge of the upper part of the positioning seat 3, the positioning seat 3 is also provided with a positioning pin 4, the positioning pin 4 is matched and stretches into a positioning hole 52 on the step surface of the end cover 5 to limit radial rotation, the positioning seat 3 comprises a base 31 and an upper positioning sleeve 32, the center of the base 31 axially extends to form the center positioning shaft 312, the upper positioning sleeve 32 is sleeved outside the center positioning shaft 312 and is fixed with the base 31 through a screw, a pin hole I321 is axially processed at the edge of the upper positioning sleeve 32, the positioning pin 4 is movably inserted into the pin hole I321, and a pin hole 311 is also processed at the position, close to the edge, of the base 31 (see FIG. 3);

the punching mechanism 7 comprises drill bits 74 which are arranged in a central symmetry manner, the upper parts of the drill bits 74 are connected with a first driving machine seat 75, the first driving machine seat 75 is arranged at the lower part of the first punching part 8, telescopic press blocks 71 are arranged between the drill bits 74, through holes 711 are axially formed in the positions, close to the circumference, of the press blocks 71, the through holes 711 are distributed in a central symmetry manner, the lower parts of the drill bits 74 extend into the through holes 711, the press blocks 71 are movably sleeved outside the guide rods 72, pressing springs 73 are sleeved above the press blocks 71 and outside the guide rods 72, and the upper parts of the guide rods 72 are connected with the first driving machine seat 75;

the tapping mechanism 9 comprises tapping screws 91 which are arranged in a central symmetry mode, the upper parts of the tapping screws 91 are connected with a second driving machine seat 92, the second driving machine seat 92 is arranged on the lower part of the second punching part 10, and three groups of drill bits 74 and the tapping screws 91 are respectively arranged.

The device replaces manual operation by a mechanized mode, liberates labor force, improves production efficiency and solves potential safety hazards; the positioning seat is formed by overlapping and assembling a base and an upper positioning sleeve, can be replaced and is suitable for end covers with different sizes; still be equipped with the locating pin between positioning seat and the end cover and prevent axial rotation, cooperation punching mechanism is last briquetting when punching, and the location of end cover is accurate, is difficult to produce the displacement when punching, effectively improves the precision of punching.

When in specific use, the utility model is described with reference to the drawings for convenient understanding;

the output shaft finishes the indexing process of one movement and one stop every time the power shaft of the cam divider rotates, namely, the conveying turntable rotates by one station; in the feeding station, an end cover is placed on a positioning seat, the upper part of a central positioning shaft in the middle of the positioning seat extends into a central hole of the end cover, the bottom of the end cover is matched with the edge of an upper positioning sleeve or a base according to the size, a pin hole and a pin hole I are correspondingly processed on the base and the upper positioning sleeve, a positioning pin is inserted in the pin hole or the pin hole I, and an axial limit is formed after the positioning hole in the end cover is matched with the positioning pin; then the first punching part drives the first driving machine base to move downwards integrally, the pressing block firstly contacts the upper part of the end cover and forms downward pressure, the pressing block compresses and positions the end cover along with the descending of the first punching part, the pressing spring above the pressing block forms elastic contraction, the punching knife descends along the through hole on the pressing block at the same time, the end cover is punched and formed, and after punching is completed, the first punching part drives the first driving machine base to move upwards and reset; then the machine rotates to a chip blowing station along with the conveying turntable, and a fan at the side continuously intakes air to blow away chips generated in the punching process; in the tapping station, the second stamping part drives the second driving machine seat to descend, and tapping is carried out in the formed hole site by a tap; and (3) taking out the end cover after the processing is finished at the discharging station.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a perforating device of storage battery car end cover which characterized in that: the automatic punching machine comprises a conveying turntable (2), wherein the center of the conveying turntable (2) is fixedly arranged on a cam divider (1), positioning seats (3) are uniformly arranged on the conveying turntable (2) close to the circumference, a feeding station (21), a punching station (22), a chip blowing station (23), a tapping station (24) and a discharging station (25) are sequentially arranged on the conveying turntable (2) along the rotation direction, a punching mechanism (7) is arranged above the punching station (22), and a tapping mechanism (9) is arranged above the tapping station (24);

the positioning seat (3) is provided with a central positioning shaft (312) at the center, the end cover (5) is arranged on the positioning seat (3), the central positioning shaft (312) is matched and stretches into a central hole (51) of the end cover (5), the bottom surface of the end cover (5) is clamped with the upper edge of the positioning seat (3), the positioning seat (3) is also provided with a positioning pin (4), and the positioning pin (4) is matched and stretches into a positioning hole (52) on the step surface of the end cover (5) to limit radial rotation;

the punching mechanism (7) comprises drill bits (74) which are arranged in a central symmetry manner, the upper parts of the drill bits (74) are connected with a first driving base (75), the first driving base (75) is arranged at the lower part of a first punching part (8), telescopic pressing blocks (71) are arranged between the drill bits (74), through holes (711) are axially machined at positions, close to the circumference, of the pressing blocks (71), and the lower parts of the drill bits (74) extend into the through holes (711);

the tapping mechanism (9) comprises tapping screws (91) which are arranged in a central symmetry mode, the upper portions of the tapping screws (91) are connected with second driving bases (92), and the second driving bases (92) are arranged on the lower portions of the second punching portions (10).

2. The perforating device of an end cover of an electric vehicle according to claim 1, wherein: the locating seat (3) comprises a base (31) and an upper locating sleeve (32), the middle part of the base (31) axially extends to form a central locating shaft (312), the upper locating sleeve (32) is sleeved outside the central locating shaft (312) and is fixed with the base (31) through a screw, a pin hole I (321) is axially machined at the edge of the upper locating sleeve (32), a locating pin (4) is movably inserted into the pin hole I (321), and a pin hole (311) is also machined at the edge of the base (31) close to the edge.

3. The perforating device of an end cover of an electric vehicle according to claim 1, wherein: and a fan (6) is arranged at the side part of the chip blowing station (23).

4. The perforating device of an end cover of an electric vehicle according to claim 1, wherein: the pressing block (71) is movably sleeved outside the guide rod (72), a pressing spring (73) is sleeved outside the guide rod (72) above the pressing block (71), and the upper portion of the guide rod (72) is connected with the first driving base (75).

5. The perforating device of an end cover of an electric vehicle according to claim 1, wherein: the drill bit (74) and the tap (91) are provided with three groups.