CN218136100U - Mutual inductor iron core welding mechanism - Google Patents

Abstract

The utility model discloses a mutual-inductor iron core welding mechanism, including tool, horizontal location device and welding set, the tool is located on the carousel that the pivot set up, the tool sets up along the circumference interval of carousel, the tool is equipped with the open-ended constant head tank for one side, the constant head tank suits with the iron core structure, just the iron core can be followed the open end and stretched into in the constant head tank, the open-ended both sides are equipped with the elastically positioned structure of vertical setting, the elastically positioned structure can be to the top of iron core exert elastic pressure, horizontal location device sets up with the opening relatively, welding set includes the multiaxis manipulator and locates the welding rifle of multiaxis manipulator, the multiaxis manipulator can drive the welding rifle and make vertical removal, horizontal hunting and axial rotation. The iron core can be fixed by the elastic positioning structure under the condition that an external driving device is not applied, the structure is simple and stable, and meanwhile, the multi-axis manipulator can meet the welding requirements of different inclination angles.

Description

Mutual inductor iron core welding mechanism

Technical Field

The utility model relates to a mutual-inductor processing equipment field, in particular to mutual-inductor iron core welding mechanism.

Background

The current transformer is an instrument for measuring by converting a large primary side current into a small secondary side current according to the electromagnetic induction principle. The current transformer consists of a closed iron core and a winding. The primary side winding of the transformer has few turns and is connected in a circuit of the current to be measured.

But current mutual-inductor generally adopts the overhead press device, is fixed in the tool with the iron core, then welds iron core and winding each other, but adopts press device probably to cause deformation to comparatively fragile paster a bit, when pressure is not enough, then the condition that upwarps appears when the welding easily, and current welding set structure is also comparatively complicated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mutual-inductor iron core welding mechanism aims at cooperating with welding set through the tool of passive structure, realizes the fixed to the iron core, and the while welding is stable.

In order to achieve the above object, the utility model provides a mutual inductor core welding mechanism, include:

the fixture is arranged on the rotating disc which is arranged in a pivoting mode, the fixture is arranged at intervals along the circumferential direction of the rotating disc, an open positioning groove is formed in one side of the fixture, the positioning groove is matched with the iron core structure, the iron core can extend into the positioning groove from the open end, elastic positioning structures which are arranged vertically are arranged on two sides of the opening, and elastic pressure can be applied to the upper portion of the iron core through the elastic positioning structures;

the horizontal positioning device is arranged opposite to the opening and can apply horizontal thrust to the iron core;

the welding device comprises a multi-shaft manipulator and a welding gun arranged on the multi-shaft manipulator, and the multi-shaft manipulator can drive the welding gun to move vertically, swing horizontally and rotate axially.

The technical scheme of the utility model is that in the concrete processing process, the iron core is installed in the positioning groove through a mechanical arm or a manual work, then the winding is fixed on the iron core (wherein the iron core is provided with a positioning column, the winding is provided with a positioning hole matched with the positioning column), then the turntable drives the jig to move to a welding station, then the horizontal positioning device is propped against the winding, and the winding and the iron core are mutually clamped, meanwhile, the multi-shaft mechanical arm drives the end part of the welding gun to move to the welding position of the winding and the iron core, and the welding is carried out, and then the welding gun is moved to the next station; the iron core can be fixed by the elastic positioning structure under the condition that an external driving device is not applied, the structure is simple and stable, and meanwhile, the multi-axis manipulator can meet the welding requirements of different inclination angles.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of a jig;

FIG. 3 is a partial cross-sectional view of the jig;

fig. 4 is a perspective view of an automatic welding apparatus.

In the drawing, 1 is a turntable, 2 is a jig, 21 is an opening, 22 is a positioning groove, 3 is an elastic positioning structure, 30 is a base, 31 is a sliding hole, 32 is a top column, 33 is an elastic member, 4 is an iron core, 40 is a winding, 5 is a horizontal positioning device, 51 is a first telescopic motor, 52 is a top plate, 6 is a welding device, 61 is a multi-axis manipulator, 611 is a vertical moving frame, 612 is a swinging moving frame, 613 is a rotating moving frame, 62 is a welding gun, 71 is a vertical guide rail, 72 is a vertical sliding block, 73 is a lead screw pair, 8 is an extension plate, 81 is a gear set, 82 is an arc-shaped guide groove, 83 is a swinging seat, 91 is a pivot hole, and 92 is a rotating seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, back, top, bottom, inner, outer, vertical, transverse, longitudinal, counterclockwise, clockwise, circumferential, radial, axial \8230 \ 8230;) are provided in the embodiments of the present invention, the directional indications are only used to explain the relative position relationship, motion condition, etc. of the components at a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 4, a transformer core welding mechanism includes:

the fixture 2 is arranged on the rotating disc 1 which is arranged in a pivoting mode, the fixture 2 is arranged at intervals along the circumferential direction of the rotating disc 1, the fixture 2 is a positioning groove 22 with an opening 21 formed in one side, the positioning groove 22 is matched with the iron core 4 in structure, the iron core 4 can extend into the positioning groove 22 from the end of the opening 21, elastic positioning structures 3 which are arranged vertically are arranged on two sides of the opening 21, and the elastic positioning structures 3 can apply elastic pressure to the upper portion of the iron core 4;

the horizontal positioning device 5 is arranged opposite to the opening 21, and can apply horizontal thrust to the iron core 4;

the welding device 6 comprises a multi-axis manipulator 61 and a welding gun 62 arranged on the multi-axis manipulator 61, wherein the multi-axis manipulator 61 can drive the welding gun 62 to move vertically, swing horizontally and rotate axially.

In the specific processing process, the iron core 4 is installed in the positioning groove 22 through a manipulator or manually, then the winding 40 is fixed on the iron core 4 (wherein the iron core 4 is provided with a positioning column, and the winding 40 is provided with a positioning hole matched with the positioning column), then the turntable 1 drives the jig 2 to move to a welding station, then the horizontal positioning device 5 abuts against the winding 40, and the winding 40 and the iron core 4 are clamped with each other, meanwhile, the multi-axis manipulator 61 drives the end part of the welding gun 62 to move to the welding position of the winding 40 and the iron core 4, and then the welding gun is welded, and then the welding gun is moved to the next station; the iron core 4 can be fixed by the elastic positioning structure 3 without applying an external driving device, the structure is simple and stable, and meanwhile, the multi-axis manipulator 61 can meet the welding requirements of different inclination angles.

In the embodiment of the present invention, the elastic positioning structure 3 includes the base 30 that the tool 2 extends to the direction of the opening 21, the sliding hole 31 of the base 30 and the top pillar 32 of the sliding hole 31, and through the sliding setting of the top pillar 32, when the iron core 4 stretches into the positioning groove 22, the top pillar 32 slides upwards and offsets with the upper wall of the iron core 4, so as to realize the pressure above.

Specifically, an elastic member 33 is disposed between the sliding hole 31 and the top pillar 32, the elastic member 33 applies an elastic force of downward pressure to the top pillar 32, and when the iron core 4 needs to be taken out, the top pillar 32 does not interfere with the iron core 4.

More specifically, the bottom of the top post 32 is semicircular, so that the top post 32 is more smooth when being offset or taken out from the iron core 4, and the condition that the top post 32 is hooked with the iron core 4 is avoided.

In the embodiment of the present invention, the elastic positioning structure 3 is further disposed at the side position of the positioning groove 22, so as to position the lateral position of the iron core 4.

Specifically, the horizontal positioning device 5 includes a first telescopic motor 51 and a top plate 52 disposed on the first telescopic motor 51, and the fixed plate is adapted to the size of the winding 40, so as to fix the iron core 4 and the winding 40 in the positioning slot 22.

More specifically, the multi-axis robot 61 includes a vertical moving frame 611, a swing moving frame 612 provided to the vertical moving frame 611, and a rotation moving frame 613 provided to the swing moving frame 612, and the welding gun 62 is provided to the rotation moving frame 613, thereby performing multi-axis movement of the welding gun 62.

In the embodiment of the present invention, the vertical moving frame 611 includes a vertical guide rail 71, a vertical sliding block 72 slidably mounted on the vertical guide rail 71, and a screw pair 73 for driving the vertical sliding block 72 to move. Of course, the vertical slide 72 can be driven by a telescopic motor.

Specifically, the swing moving frame 612 includes an extension plate 8 disposed on the vertical sliding block 72, a gear set 81 disposed in the extension plate 8, an arc-shaped guide groove 82 disposed on the extension plate 8, and a swing seat 83 connected to the gear set 81, wherein the swing seat 83 is driven by a rotating motor (not shown) to rotate the gear set 81 and swing the swing seat 83 along the arc-shaped guide groove 82. The swinging of the swinging seat can also be adjusted to a fixed angle (swinging along the arc-shaped guide groove) manually.

More specifically, the swing seat 83 is provided with a pivot hole 91, the pivot hole 91 is provided with a rotatable rotating seat 92, and the welding gun 62 is provided with a rear end position of the rotating seat 92, wherein the structure of the rotating seat 92 can adopt a meshing manner of a gear and a rotating motor, and of course, in a specific embodiment, the rotating seat 92 can also be a fixed structure, does not need to rotate, and the corresponding equipment applicability is reduced, and can also adopt a manual adjustment (such as damping rotation) or a knob rotating structure.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (10)

1. The utility model provides a mutual-inductor iron core welding mechanism which characterized in that includes:

the fixture is arranged on the turntable which is arranged in a pivoting manner, the fixture is arranged at intervals along the circumferential direction of the turntable, one side of the fixture is provided with an open positioning groove, the positioning groove is matched with the iron core structure, the iron core can extend into the positioning groove from the open end, two sides of the opening are provided with vertically arranged elastic positioning structures, and the elastic positioning structures can apply elastic pressure to the upper part of the iron core;

the horizontal positioning device is arranged opposite to the opening and can apply horizontal thrust to the iron core;

the welding device comprises a multi-axis manipulator and a welding gun arranged on the multi-axis manipulator, wherein the multi-axis manipulator can drive the welding gun to move vertically, swing horizontally and rotate axially.

2. The transformer core welding mechanism of claim 1, wherein: the elastic positioning structure comprises a base, a sliding hole and a top column, wherein the base extends towards the opening direction through the jig, the sliding hole is formed in the base, and the top column is installed in the sliding hole in a sliding mode.

3. The transformer core welding mechanism of claim 2, wherein: and an elastic piece is arranged between the sliding hole and the top column and applies downward pressure to the top column.

4. The transformer core welding mechanism of claim 2, wherein: the bottom end of the top column is in a semicircular shape.

5. The transformer core welding mechanism of claim 2, wherein: the elastic positioning structure is also arranged at the lateral position of the positioning groove.

6. The transformer core welding mechanism of claim 1, wherein: the horizontal positioning device comprises a first telescopic motor and a top plate arranged on the first telescopic motor, and the top plate is matched with the winding in size.

7. The transformer core welding mechanism of claim 1, wherein: the multi-axis manipulator comprises a vertical moving frame, a swinging moving frame arranged on the vertical moving frame and a rotating moving frame arranged on the swinging moving frame, and the welding gun is arranged on the rotating moving frame.

8. The transformer core welding mechanism of claim 7, wherein: the vertical moving frame comprises a vertical guide rail, a vertical sliding block slidably mounted on the vertical guide rail and a screw pair used for driving the vertical sliding block to move.

9. The transformer core welding mechanism of claim 8, wherein: the swing moving frame comprises an extension plate arranged on the vertical sliding block, a gear set arranged in the extension plate, an arc guide groove arranged on the extension plate and a swing seat connected with the gear set, wherein the swing seat rotates through the rotating motor driving gear set and enables the swing seat to swing along the arc guide groove.

10. The transformer core welding mechanism of claim 9, wherein: the swing seat is provided with a pivot hole, the pivot hole is provided with a rotatable rotating seat, and the welding gun is provided with the rear end position of the rotating seat.

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