CN109003842B

CN109003842B - Automatic assembling device for capacitor end cover

Info

Publication number: CN109003842B
Application number: CN201810964992.8A
Authority: CN
Inventors: 许继东
Original assignee: Xuancheng Dongke Electric Co ltd
Current assignee: Xuancheng Dongke Electric Co ltd
Priority date: 2018-08-23
Filing date: 2018-08-23
Publication date: 2020-05-29
Anticipated expiration: 2038-08-23
Also published as: CN109003842A

Abstract

The invention aims to provide a device capable of automatically assembling a capacitor end cover, which can improve the production efficiency and comprises a workbench, an external wiring terminal feeding unit, an insulating seat feeding unit, a cover plate feeding unit and an internal terminal assembly feeding unit, wherein the workbench is provided with a mold, and after the external wiring terminal feeding unit, the insulating seat feeding unit, the cover plate feeding unit and the internal terminal assembly feeding unit which are arranged beside the workbench sequentially transfer the external wiring terminal, the insulating seat, the cover plate and the internal terminal assembly to corresponding positions in the mold in a specific posture, a welding machine acts to weld the external wiring terminal, the insulating seat, the cover plate and the internal terminal assembly into a. In the scheme, all parts are automatically fed by the respective feeding units, so that the automatic production of the capacitor end cover is realized, and the production is greatly improved.

Description

Automatic assembling device for capacitor end cover

Technical Field

The invention relates to the technical field of capacitor manufacturing, in particular to an automatic assembling device for a capacitor end cover.

Background

The capacitor shell comprises a barrel-shaped shell and an end cover covered at a barrel opening, wherein the end cover comprises a cover plate A as shown in figure 1, an insulating base B is arranged on the outer end face of the cover plate A, an external wiring terminal C is installed on the insulating base B, and an inner terminal assembly D is arranged on the inner end face of the cover plate A. In the prior art, the assembly method adopted for connecting the parts is manual assembly, and the assembly steps are as follows: step 1, placing an external wiring terminal C into a mold in a posture that an opening is downward for positioning, step 2, covering an insulating base B on a bottom plate of the external wiring terminal C in a posture that a diameter end is downward, placing an inward concave platform of the insulating base B for accommodating the external wiring terminal C, step 3, placing a cover plate A on the insulating base B, enabling a small-diameter section of the insulating base B to penetrate through a through hole in the bottom plate of the cover plate A, step 4, inserting one end, provided with a sealing ring, of an inner terminal assembly D into a hole in the small-diameter section of the insulating base B, and step 5, welding. The low working efficiency of manual assembly is unnecessary to be repeated, and because the top punch welding process is adopted during assembly, industrial accidents often occur, and moreover, the assembly quality is difficult to ensure.

Disclosure of Invention

The invention aims to provide a device capable of automatically assembling a capacitor end cover, which improves the production efficiency.

In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an automatic assembly device of condenser end cover, is including the workstation that is provided with the mould, and external connection terminal feed unit, insulating seat feed unit, apron feed unit, the interior terminal assembly feed unit that the side of workstation set up transfer external connection terminal, insulating seat, apron and interior terminal assembly to the relevant position in the mould with specific gesture in proper order after, the welding machine action is as an organic whole with external connection terminal, insulating seat, apron and interior terminal assembly welding.

In the scheme, all parts are automatically fed by the respective feeding units, so that the automatic production of the capacitor end cover is realized, and the production efficiency is greatly improved.

Drawings

FIG. 1 is a schematic structural view of a capacitor end cap;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic structural diagram of a feeding unit of the insulating base;

fig. 4 is a schematic structural view of the cover plate feeding unit.

Detailed Description

As shown in fig. 2, an automatic assembling device for capacitor end caps comprises a workbench 10 provided with a mold E, an external connection terminal feeding unit 20, an insulating base feeding unit 30, a cover plate feeding unit 40 and an internal terminal assembly feeding unit 50 which are arranged beside the workbench 10 sequentially transfer an external connection terminal C, an insulating base B, a cover plate a and an internal terminal assembly D to corresponding positions in the mold E in a specific posture, and a welding machine 60 acts to weld the external connection terminal C, the insulating base B, the cover plate a and the internal terminal assembly D into a whole. According to the position relation among all parts of the capacitor end cover, the external wiring terminal feeding unit 20, the insulating base feeding unit 30, the cover plate feeding unit 40 and the internal terminal assembly feeding unit 50 sequentially transfer the external wiring terminal C, the insulating base B, the cover plate A and the internal terminal assembly D into the mold E for placing, and then welding is carried out, all the supplies of all the parts are automatically fed by the feeding units, so that the production efficiency is improved, and meanwhile, the production safety is also improved.

As a preferred embodiment of the present invention, the worktable 10 includes a turntable 11 and a driving mechanism, the driving mechanism drives the turntable 11 to rotate, and the external connection terminal feeding unit 20, the insulating base feeding unit 30, the cover plate feeding unit 40, the internal terminal assembly feeding unit 50 and the welder 60 are sequentially arranged in the circumferential direction of the turntable 11. Arranging the feeding units circumferentially near the rotary table 11 in the order of the supplied parts, the external-wire-terminal feeding unit 20 first transferring the external wire terminals C to the corresponding mounting positions in the mold E with the openings of the external wire terminals C facing downward; then, the turntable 11 rotates, so that the mold E on which the external connection terminal C has been placed rotates to a position corresponding to the insulating seat feeding unit 30 and stops, the insulating seat feeding unit 30 transfers the insulating seat B into the mold E, and the concave sinking platform of the insulating seat B faces downwards to accommodate the bottom plate of the external connection terminal C; rotating the turntable 11 again to enable the mold E on which the insulating seat B is placed to rotate to a position corresponding to the cover plate feeding unit 40 and stop, transferring the cover plate A into the mold E by the cover plate feeding unit 40, wherein the through hole of the cover plate A corresponds to the position of the cylindrical table part of the insulating seat B, and the cylindrical table part protrudes out of the through hole; rotating the turntable 11 again to enable the mold E on which the cover plate A is placed to rotate to the corresponding position of the inner terminal assembly feeding unit 50 and stop, transferring the inner terminal assembly D into the mold E by the inner terminal assembly feeding unit 50, and inserting the electrode column of the inner terminal assembly D into the through hole of the insulating base B; at this time, the turntable 11 rotates to the position corresponding to the welding machine 60, the welding machine 60 acts to weld the parts into a whole, the finished product is taken down after the assembly is finished, and the mold E rotates to the position of the external wiring terminal feeding unit 20 again and repeatedly.

It should be noted that the configuration in which the table 10 is provided as the turntable 11 is a preferred configuration of the present invention, but the configuration of the table is not limited to this, and for example, the most common linear type line table is also possible, and the external connection terminal feeding unit 20, the insulating holder feeding unit 30, the cover plate feeding unit 40, the internal terminal assembly feeding unit 50, and the welder 60 are sequentially arranged from the upstream to the downstream of the line, as long as the sequential feeding is realized.

Further, the external connection terminal feeding unit 20 includes a first conveying groove 21 for conveying the external connection terminal C with the opening facing downward, a first transfer mechanism 22 is provided at the end of the first conveying groove 21, and the first transfer mechanism 22 adsorbs the external connection terminal C and transfers the external connection terminal C to the corresponding mold E.

Similarly, the insulating base feeding unit 30 includes a second conveying groove 31 for conveying the insulating base B with the large-diameter end facing downward, a second indexing mechanism 32 is disposed at the end of the second conveying groove 31, and the second indexing mechanism 32 tightly tensions the insulating base B and transfers the insulating base B to the corresponding mold E.

Further, the cover plate feeding unit 40 includes a third conveying groove 41 for conveying the cover plate a with the tray opening facing downward, a third indexing mechanism 42 is disposed at an end of the third conveying groove 41, and the third indexing mechanism 42 adsorbs the cover plate a and transfers the cover plate a to the corresponding mold E.

Similarly, the inner terminal assembly feeding unit 50 includes a fourth conveying groove 51 for conveying the inner terminal assembly D in the posture in which the axial cores of the two electrode columns 2 are located in the vertical direction of lead and the long axis end is upward, a fourth indexing mechanism 52 is provided at the end of the fourth conveying groove 51, and the fourth indexing mechanism 52 adsorbs the inner terminal assembly D and transfers the inner terminal assembly D to the corresponding mold E.

The welding machine 60 comprises a bracket 61, an air cylinder 62 is fixed on the bracket 61, a welding head 63 is connected to the lower end of a piston rod of the air cylinder 62, and the air cylinder 62 drives the welding head 63 to reciprocate in the vertical direction.

Preferably, the second indexing mechanism 32 includes a first moving unit 321, a lower end of the first moving unit 321 is connected to the pick-up head 322, the pick-up head 322 is inserted into the through hole of the insulating base B and forms a radial tight fit therebetween, the first moving unit 321 drives the pick-up head 322 to drive the insulating base B to move to the mounting position of the insulating base B in the mold E, and a blocking unit 323 for limiting the ascending height of the insulating base B is further disposed beside the ascending and descending path of the pick-up head 322. The pick-up head 322 is inserted into the through hole of the insulating base B and is tensioned, the insulating base B moves to the mounting position of the insulating base B in the mold E along with the pick-up head 322, then the pick-up head 322 moves upwards, the blocking unit 323 presses the insulating base B to limit the upward movement of the insulating base B and the pick-up head 322, finally the pick-up head 322 leaves the insulating base B, and the mounting position is reserved for the insulating base B.

Since the cover plates a on the third conveying chute 41 are all in the tray opening-down posture, the positions of the through holes of the cover plates a are certainly uncertain, what we need is a cover plate a with a specific via hole position, so that the cover plate a can correspond to the position of the cylindrical table of the insulating base B in the mold E, the third indexing mechanism 42 includes a hole position adjusting unit 421, a hole core connecting line of the via hole of the cover plate a adjusted by the hole position adjusting unit 421 is parallel to a hole core connecting line of the cover plate a mounting position in the mold E, a second moving unit 422 is disposed above the hole position adjusting unit 421, an adsorption head 423 is connected below the second moving unit 422, the adsorption head 423 adsorbs a via hole avoiding position on the disk bottom of the cover plate a, the second moving unit 422 drives the adsorption head 423 to drive the cover plate a to move to the cover plate a mounting position in the mold E, the adsorption head 423 is connected to a vacuum unit, and the vacuum unit controls the adsorption head 423 to be in a state with or without suction.

In order to improve the production efficiency, the molds E are uniformly arranged on the turntable 11 at intervals of 6 groups along the circumferential direction thereof, and 5 consecutive groups of the molds E correspond to the positions of the suction nozzle of the first indexing mechanism 22, the pick-up head 322 of the second indexing mechanism 32, the suction head 423 of the third indexing mechanism 42, the suction nozzle of the fourth indexing mechanism 52, and the bonding head of the welding machine 60, respectively. And the last mould E is taken out to be finished, and a manipulator can be arranged at the position to automatically take out the finished product.

The drive mechanism and cylinder 62 are connected to the PLC. Utilize PLC to control actuating mechanism and cylinder 60, each item parameter all can be adjusted, easy operation.

Claims

1. The utility model provides an automatic assembly device of condenser end cover which characterized in that: the welding machine comprises a workbench (10) provided with a mold E, an external wiring terminal feeding unit (20), an insulating seat feeding unit (30), a cover plate feeding unit (40) and an internal terminal assembly feeding unit (50) which are arranged beside the workbench (10) sequentially transfer an external wiring terminal C, an insulating seat B, a cover plate A and an internal terminal assembly D to corresponding positions in the mold E in a specific posture, and then a welding machine (60) acts to weld the external wiring terminal C, the insulating seat B, the cover plate A and the internal terminal assembly D into a whole;

the insulating seat feeding unit (30) comprises a second conveying groove (31) used for conveying the insulating seat B with the large-diameter end facing downwards, a second indexing mechanism (32) is arranged at the tail end of the second conveying groove (31), and the second indexing mechanism (32) is used for tensioning the insulating seat B and transferring the insulating seat B to a corresponding die E;

the second indexing mechanism (32) comprises a first moving unit (321), the lower end of the first moving unit (321) is connected with the picking head (322), the picking head (322) is inserted into the through hole of the insulating base B, the picking head and the through hole form radial tensioning fit, the first moving unit (321) drives the picking head (322) to drive the insulating base B to move to the mounting position of the insulating base B in the die E, and a blocking unit (323) for limiting the rising height of the insulating base B is further arranged beside the lifting path of the picking head (322).

2. The automated capacitor end cap assembly apparatus of claim 1, wherein: the workbench (10) comprises a turntable (11) and a driving mechanism, the driving mechanism drives the turntable (11) to rotate, and the external wiring terminal feeding unit (20), the insulating seat feeding unit (30), the cover plate feeding unit (40), the inner terminal assembly feeding unit (50) and the welding machine (60) are sequentially arranged in the circumferential direction of the turntable (11).

3. The automated capacitor end cap assembly apparatus of claim 2, wherein: the external connection terminal feeding unit (20) comprises a first conveying groove (21) used for conveying the external connection terminal C with the opening facing downwards, a first indexing mechanism (22) is arranged at the tail end of the first conveying groove (21), and the first indexing mechanism (22) adsorbs the external connection terminal C and transfers the external connection terminal C to a corresponding die E.

4. The automated capacitor end cap assembly apparatus of claim 2, wherein: the cover plate feeding unit (40) comprises a third conveying groove (41) used for conveying the cover plate A with the tray opening facing downwards, a third indexing mechanism (42) is arranged at the tail end of the third conveying groove (41), and the third indexing mechanism (42) adsorbs the cover plate A and transfers the cover plate A to a corresponding die E.

5. The automated capacitor end cap assembly apparatus of claim 2, wherein: the inner terminal assembly feeding unit (50) comprises a fourth conveying groove (51) used for conveying an inner terminal assembly D with the shaft cores of the two electrode columns (2) in the vertical direction of lead and the long shaft end facing upwards, a fourth indexing mechanism (52) is arranged at the tail end of the fourth conveying groove (51), and the fourth indexing mechanism (52) adsorbs the inner terminal assembly D and transports the inner terminal assembly D to a corresponding die E.

6. The automated capacitor end cap assembly apparatus of claim 2, wherein: the welding machine (60) comprises a support (61), an air cylinder (62) is fixed on the support (61), a welding head (63) is connected to the lower end of a piston rod of the air cylinder (62), and the air cylinder (62) drives the welding head (63) to reciprocate in the vertical direction.

7. The automated capacitor end cap assembly apparatus of claim 4, wherein: third indexing mechanism (42) includes hole site adjusting element (421), the hole site adjusting element (421) is adjusted the hole core line of the via hole of apron A and is parallel with the hole core line of apron A installation position in the mould E, the top of hole site adjusting element (421) is provided with second mobile unit (422), the below of second mobile unit (422) is connected with adsorption head (423), adsorption head (423) adsorbs the via hole on apron A's the dish bottom and dodges position department, second mobile unit (422) drive adsorption head (423) drive apron A and move apron A to mould E in the installation position, adsorption head (423) link to each other with the vacuum unit, this vacuum unit control adsorption head (423) is in there is suction or no suction state.

8. The automatic assembly device of capacitor end caps of claim 1 or 2 or 3 or 4 or 5, wherein: the molds E are uniformly arranged on the turntable (11) at intervals of 6 groups along the circumferential direction, and 5 groups of continuous molds E respectively correspond to the adsorption nozzle of the first indexing mechanism (22), the picking head (322) of the second indexing mechanism (32), the adsorption head (423) of the third indexing mechanism (42), the adsorption nozzle of the fourth indexing mechanism (52) and the welding head of the welding machine (60).

9. The automated capacitor end cap assembly apparatus of claim 6, wherein: the driving mechanism and the air cylinder (62) are connected with the PLC.