KR20140036394A

KR20140036394A - Alignment pin unit by laminating taper type and having steel core automatic lamination apparatus

Info

Publication number: KR20140036394A
Application number: KR1020120101469A
Authority: KR
Inventors: 정창욱; 김지온; 신규현
Original assignee: 현대중공업 주식회사; 주식회사 지후
Priority date: 2012-09-13
Filing date: 2012-09-13
Publication date: 2014-03-26

Abstract

The present invention includes a pair of guide bars, a support plate formed to be able to go up and down along the guide bars, an alignment pin which is arranged on one end of the upper part of the support plate, passes through a metal pin laminating stand, has a diameter smaller than an alignment hole formed in a metal pin and has a slope to be able to expand to the size of the alignment hole when going up, and a driving unit allowing the support plate to go up and down. Since the present invention may expand the alignment pin to correspond to the alignment hole of the metal pin when laminating the metal pin, there is an effect in that it is possible to easily align a laminated metal pin. In addition, since there is no deed for a separate tool for the expansion and contraction of the alignment pin, the present invention has an effect in that manufacturing and assembling may be easy. Also, since a unit metal pin support and a step wrap support are manufactured by one structure formed in two layers, the present invention has an effect in that it is possible to save a work space. Also, since it is possible to transport and laminate the metal pin through a robot arm, the present invention has effects in that productivity is enhanced due to the lamination of a metal pin and that a work man-hour decreases.

Description

Alignment pin unit by laminating taper type and having steel core automatic lamination apparatus}

The present invention relates to a tapered expandable alignment pin unit for stacking operation and an iron core automatic lamination apparatus including the same, and more particularly, to a tapered expandable alignment pin unit for stacking operation having an alignment pin expandable to correspond to the size of an alignment hole. It relates to an iron core automatic laminating apparatus including the same.

In general, the iron core lamination in the manufacturing process of the transformer core was mostly manual.

However, as the iron core lamination work is made by hand, there is a problem in that the production man-hours increase, thereby lowering the productivity.

To this end, conventionally, when the stator iron core is supplied by a transporting electromagnet, it is dropped at a predetermined position for lamination thereof, and the seating portion has a stacking height of the iron core (approximately 700 mm drop height of the iron core initially supplied). As the iron core falls, the stator iron core is damaged or damaged by the impact.

In addition, since the lamination state of the iron core is naturally irregular, there is a problem that the productivity and product quality of the product are eventually reduced as unnecessary processes are added after the lamination work is completed.

Prior art related to the present invention is Korean Laid-Open Utility Publication No. 1999-0036679 (published on September 27, 1999), which describes a transformer iron core laminating machine.

SUMMARY OF THE INVENTION An object of the present invention is to provide a tapered expandable alignment pin unit for stacking operations that can facilitate alignment of stacked iron cores by enabling the expansion of the alignment pins so as to correspond to the alignment holes of the iron cores when the iron cores are stacked, and including the same. An iron core automatic laminating apparatus is provided.

Tapered expandable alignment pin unit for laminating operation according to the present invention and the iron core automatic laminating apparatus including the same is provided at one end of the support plate and the upper end of the support plate which is formed to be lowered along the pair of guide bar and the pair of guide bars. It includes an alignment pin and a drive means for raising and lowering the support plate penetrates the iron core stack, has a diameter smaller than the alignment hole formed in the iron core, the slope is formed so as to be expanded to the size of the alignment hole when raised It is characterized by.

Here, the alignment pin is coupled to one end on the central axis and the central axis formed therein, and is coupled to one end of the operation member and the alignment pin formed with a greater inclination toward the end coupled to the central axis from the top It is formed with an inclined opposite to correspond to the inclination of the operating member, it is provided with an expansion member provided to be extended by the operating member.

In addition, the alignment pin is provided with a magnet selectively on the contact surface of any one of the operation member and the expansion member.

The driving means may adjust the height of the alignment pin by receiving the number of steps of the stacking operation of the robot arm, or adjust the height of the alignment pin by sensing the height or weight of the stacking member loaded on the iron core stack. do.

Meanwhile, a step wrap stacker which receives the stacked unit iron cores and stacks them in step wrap units and an iron core stacking stand for supporting and aligning the stacking member formed by stacking the step wraps and the step wraps of the step wrap stackers are transferred to the iron core stacking bars. And an alignment pin unit provided at a lower portion of the robot arm and the iron core stack, and lifting and lowering corresponding to the height of the step wrap being stacked.

The step wrap stacker is a unit iron core pedestal for receiving and storing a unit iron core and a step wrap pedestal formed on the lower portion of the unit iron core pedestal to support the step wrap and the unit iron core loaded on the unit iron core pedestal by vacuum suction the step wrap It has a unit iron core transfer arm for transferring to the base.

Here, the step wrap pedestal has a fixing pin corresponding to the reference hole of the unit iron core, it is formed to be inclined to one side.

The present invention has the effect of allowing the alignment of the stacked cores to be facilitated, since the alignment pins can be extended to correspond to the alignment holes of the iron cores when the cores are stacked.

And, since the present invention does not need a separate mechanism for the expansion and contraction of the alignment pin, it has an effect that can be easily manufactured and assembled.

In addition, the present invention has the effect that the work space can be given because the unit iron core pedestal and the step wrap pedestal is made of one structure formed in a two-layer structure.

In addition, the present invention can be laminated by transporting the iron core through the robot arm, has the effect of improving the productivity according to the iron core lamination, reducing the number of work.

1 is an overall perspective view of a tapered expandable alignment pin unit for laminating operation according to the present invention and an iron core automatic laminating apparatus including the same.
2 is a cross-sectional view of an alignment pin unit for a tapered expandable alignment pin unit for lamination operation according to the present invention, and an iron core automatic lamination apparatus including the same.
Figure 3 is a cross-sectional view of the tapered expandable alignment pin unit for lamination work tapered expandable alignment pin unit and iron core automatic laminating apparatus including the same according to the present invention.
Figure 4 is a cross-sectional view of the step wrap stacker for the tapered expandable alignment pin unit for lamination work according to the present invention and automatic iron core lamination apparatus including the same.
Figure 5 is a cross-sectional view of the step wrap vacuum adsorption of the step wrap stacker for the tapered expandable alignment pin unit for the lamination operation according to the present invention and the iron core automatic laminating apparatus including the same.
Figure 6 is a cross-sectional view of the movement of the step wrap stacker for the tapered expandable alignment pin unit for lamination work according to the present invention and the iron core automatic laminating apparatus including the same.
7 is a cross-sectional view of the step wrap stacker lowering for the tapered expandable alignment pin unit and the iron core automatic laminating apparatus including the same for the lamination operation according to the present invention.
8 is a cross-sectional view of the step wrap stacking of the step wrap stacker for the tapered expandable alignment pin unit for laminating work according to the present invention and the iron core automatic stacking device including the same.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention and the manner of achieving it will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings.

It should be understood, however, that the present invention is not limited to the embodiments disclosed herein but may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, To fully disclose the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims.

In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

1 is an overall perspective view of an alignment pin unit and an iron core automatic laminating apparatus including the same according to the present invention, and FIG. 2 is a cross-sectional view of the alignment pin unit for the iron core automatic laminating apparatus including the same according to the present invention. .

As shown in FIG. 1 and FIG. 2, the alignment pin unit and the automatic core stacking apparatus including the same include a step wrap stacker 100, an iron core stack 200, a robot arm 300, and an alignment pin unit 400. Include.

First, the step wrap stacker 100 includes a unit iron core pedestal 110, a step wrap pedestal 120, and a unit iron core feed arm 130.

Here, the unit iron core pedestal 110 receives and stores the unit iron core from the outside.

The unit iron core pedestal 110 is provided to move the step wrap (unit iron core stacked in 4 to 8 sheets) 10 to the step wrap pedestal 120 to be described later.

Therefore, the unit iron core pedestal 110 can classify the step wrap 10 into the step wrap pedestal 120 to be described later, so that the unit iron core can be effectively transferred to the robot arm 300 to be described later. .

The step wrap pedestal 120 is formed under the unit iron core pedestal 110 to support the step wrap 10.

Here, the step wrap pedestal 120 has a fixing pin (120a) corresponding to the reference hole (not shown) of the unit iron core.

In addition, the step wrap pedestal 120 is formed to be inclined to one side, so that the reference hole (not shown) of the unit iron core is fitted to the fixing pin 120a so that the step wrap 10 can be easily stacked. .

On the other hand, the unit iron core transfer arm 130 by vacuum suction the unit iron core loaded on the unit iron core pedestal 110 to transfer to the step wrap pedestal 120.

The unit iron core transfer arm 130 is preferably coupled to one side of the step wrap stacker 100 to vacuum suction the unit iron core, but may be provided to be spaced apart from the step wrap stacker 100 by a predetermined distance.

The iron core stack 200 supports and aligns the stacking member 210 formed by stacking the step wraps 10.

In addition, the iron core stack 200 is a different size each other on the iron core stack (210) provided at right angles to each other alternately coupled to each other by overlapping the step wrap 10 alternately overlapping the stacking member (210) Form.

Meanwhile, the robot arm 300 transfers the step wrap 10 of the step wrap stacker 100 to the iron core stack 200.

Here, the robot arm 300 may absorb the step wrap 10 by magnetic force and transfer it to the iron core stack 200.

In more detail, the robot arm 300 absorbs the step wrap 10 from the step wrap pedestal 120 using a magnetic force through the robot controller 310, and iron cores to the iron core stack 200. The transfer is stacked to fit the alignment pin unit 400 provided in the iron core stack 200.

The alignment pin unit 400 is moved up and down corresponding to the height of the step wrap 10 provided in the iron core stack 200 to be stacked.

In addition, the alignment pin unit 400 includes a support plate 410, an alignment pin 420, and a driving means 430.

Here, the support plate 410 is formed to be able to move up and down along the pair of guide bars 220 at the bottom of the iron core stack 200.

In addition, the alignment pin 420 is provided on the support plate 410 to penetrate the upper portion of the iron core stack 200.

In addition, the driving means 430 controls the lifting and lowering of the support plate 410.

The driving means 430 may adjust the height of the alignment pin 420 by receiving the number of steps of the stacking operation of the robot arm 300.

In addition, the driving means 430 may adjust the height of the alignment pin 420 by sensing the height or weight of the stacking member 210 loaded on the iron core stack 200.

Therefore, the transformer iron core automatic laminating apparatus is not a method of fitting the step wrap 10 to the conventional long fixed alignment pin 420, but a pair of alignment pins 420 for the step wrap 10 to be fitted and fixed. By adjusting the height of the), it is possible to prevent the damage of the step wrap 10 due to the alignment pin 420 when the transfer stacking of the step wrap 10 through the robot arm 300 Have

In addition, the transformer core core automatic stacking device operates the same operation according to the height adjustment of the pair of alignment pins 420, to facilitate the fitting of the step wrap 10 to the alignment pins 420. Can be.

3 is a cross-sectional view of the alignment pin for the alignment pin unit according to the present invention and the iron core automatic laminating apparatus including the same.

As shown in FIG. 3, the alignment pin 420 has a diameter smaller than that of the alignment hole (not shown), and is inclined to expand to the size of the alignment hole (not shown).

First, a center axis 420a is formed at an inner center of the alignment pin 420.

Then, one end of the alignment pin 420 is coupled to the operation member 420c to be described later.

Here, the operation member 420c is formed with a larger inclination toward one end coupled to the central axis 420a from the top.

On the other hand, the operation member 420c can align the iron core by expanding the expansion member 420b to be described later to the size of the alignment hole (not shown).

In other words, the expansion member 420b is coupled to one end of the alignment pin 420 and is formed at an inclination opposite to that of the operation member 420c so as to correspond to the inclination of the operation member 420c.

In addition, the expansion member 420b is provided to be extended on an alignment hole (not shown) by the operation member 420c.

Here, the alignment pin 420 raises the operation member 420c having an inclination coupled to one end of the central axis 420a through the elevation of the central axis 420a by the actuator 420d, and the operation. By extending the member 420c by pushing the expansion member 420b, the outer wall of the alignment pin 420 may be expanded.

That is, the alignment pin 420 is formed to have a diameter smaller than that of the alignment hole (not shown) formed in the iron core before the stacking of the step wraps 10, and the stacking member 210 after the stacking of the step wraps 10 is stacked. ) To have a diameter corresponding to the alignment hole (not shown).

At this time, the alignment pin 420 is provided in the lower center, and is moved up and down by driving the actuator 420d formed in the lower portion of the central axis (420a) and the central axis (420a) when the lifting and lowering of the central axis (420a) Expansion of the alignment pin 420 may be performed by allowing the combined expansion member 420b to extend through the operation member 420c.

Here, the actuator 420d, by pushing the center axis 420a to the upper side during driving to expand the expansion member 420b coupled to the center axis 420a through the operation of the operation member 420c. As a result, the alignment pin 420 may be extended.

In addition, a magnet (not shown) may be selectively installed on one of the contact surfaces of the expansion member 420b and the operation member 420c, thereby expanding the expansion member 420c by the operation member 420c. And shrinkage is acceptable.

Accordingly, since the tapered expansion alignment pin unit for laminating operation and the iron core automatic laminating apparatus including the same may be expanded when the core is stacked, the alignment pin 420 may be expanded to correspond to an alignment hole (not shown) formed in the iron core. It has an effect that can facilitate the alignment of the iron core.

In addition, the tapered expandable alignment pin unit for the stacking operation and the iron core automatic stacking apparatus including the same do not need a separate spring (not shown) according to the expansion and contraction of the alignment pin 420 is easy to manufacture and assembly In addition, it is excellent in durability because it is not necessary to replace the mechanism such as the spring (not shown).

4, 5, 6, 7 and 8 are cross-sectional views of the step wrap stacker for the alignment pin unit and the iron core automatic laminating apparatus including the same according to the present invention.

As shown in Figures 4, 5, 6, 7 and 8, the operation of the step wrap stacker 100 of the alignment pin unit and the iron core automatic laminating apparatus including the same as follows.

First, the step wrap stacker 100 includes a unit iron core pedestal 110, a step wrap pedestal 120, and a unit iron core moving arm 130.

The unit iron core supplied from the outside is stored in the upper portion of the unit iron core pedestal 100.

At this time, the unit iron core may be transferred by the operation of the unit iron core moving arm 130 provided at one side of the step wrap stacker 100.

The unit iron core moving arm 130 is hinged to an upper portion of the support base 130a and the support 130a provided at one side of the step wrap stacker 100, and has an angle of about 90 degrees from the upper portion of the unit iron core pedestal 110. It is provided with a hinge coupling member (130b) coupled to the rotatable and the suction plate (130c) is coupled to one end of the hinge coupling member (130b) to suck the unit iron core.

Here, the unit iron core pedestal 100 moves the hinge coupling member 130b to the upper portion of the unit iron core through a control unit (not shown) provided separately from the outside.

Next, the magnetic force flows to the suction plate 130c provided at one end of the hinge coupling member 130b to adsorb the step wrap 10.

Subsequently, the position of the hinge coupling member 130b is moved to be perpendicular to the unit iron core pedestal 110 in a state where the step wrap 10 is adsorbed on the suction plate 130c.

In order to transfer the step wrap 10 to the step wrap pedestal 120, a controller (not shown) controls the hinge coupling member 130b to be positioned as the step wrap pedestal 120 along the support 130a.

Thereafter, the hinge coupling member 130b is moved at a right angle with respect to the support 130a, and the step wrap 10 is fitted to the fixing pin 120a of the step wrap pedestal 120.

Here, the step wrap pedestal 120 may be manufactured to be inclined at a predetermined angle so that the position of the reference hole (not shown) of the step wrap 10 can be easily aligned.

Therefore, the transformer core core automatic stacking device can be transferred from the unit iron core pedestal 110 to the step wrap pedestal 120 through the unit iron core moving arm 130, the step wrap 10 through the robot arm 300 to be made later Lamination can be facilitated.

In addition, the transformer core core automatic laminating apparatus has the effect of reducing the working space by manufacturing the conventional unit iron core pedestal 110 and the step wrap pedestal 120 in one structure of a two-layer structure.

As a result, the present invention has an effect of facilitating the alignment of the stacked iron cores because the alignment pins can be expanded to correspond to the alignment holes of the iron cores when the iron cores are stacked.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many modifications may be made thereto, It will be understood that all or some of the elements (s) may be optionally constructed in combination. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

10: staff lap 100: staff lap stacker
110: unit iron core support 120: step wrap support
120a: fixed pin 130: unit iron core arm
130a: support 130b: hinge coupling member
130c: suction plate 200: iron core stack
210: laminated member 220: guide member
300: robot arm 310: robot controller
400: alignment pin unit 410: support plate
420: alignment pin 420a: central axis
420b: Expansion member 420c: Operating member
420d: actuator 430: drive means

Claims

A pair of guide bars;
A support plate formed to be able to move up and down along the pair of guide bars;
An alignment pin provided at one end of the upper portion of the support plate and penetrating the iron core stack, having a diameter smaller than that of the alignment hole formed in the iron core, and having an inclination formed to expand to the size of the alignment hole when raised; And
Tapered expansion-aligned pin unit for lamination work comprising a; drive means provided to raise and lower the support plate.

The method of claim 1,
The alignment pin,
A central axis formed therein;
An operation member coupled to one end on the central axis, the operation member being formed with a greater inclination toward the one end coupled to the central axis from the top; And
Tapered expansion alignment for stacking operation, characterized in that it is coupled to one end of the alignment pin, is formed in the opposite inclined to correspond to the inclination of the operating member, the expansion member is provided to be extended by the operating member Pin unit.

3. The method of claim 2,
The alignment pin,
Tapered expansion-aligned pin unit for the lamination work, characterized in that provided with a magnet on the contact surface of any one of the operation member and the expansion member.

The method of claim 1,
The driving means includes:
Receiving the number of steps of the stacking operation of the robot arm to adjust the height of the alignment pin, or for the stacking operation characterized in that to adjust the height of the alignment pin by detecting the height or weight of the stacking member loaded on the iron core stacking table Taper extendable alignment pin unit.

A staff wrap stacker which receives the stacked unit iron cores and stacks the stacked units by the staff wrap unit;
An iron core stacking stand for supporting and aligning a stacking member formed by stacking the step wraps;
A robot arm for transferring the step wrap of the step wrap stacker to an iron core stack; And
And an alignment pin unit provided at a lower portion of the iron core stack, and configured to move up and down corresponding to the height of the step wraps to be stacked.

6. The method of claim 5,
The staff lap stacker,
A unit iron core pedestal for receiving and storing unit iron cores;
A step wrap pedestal formed under the unit iron core pedestal to support the step wrap; And
And a unit iron core transfer arm for vacuum-suctioning unit iron cores loaded on the unit iron core pedestals and transferring the unit iron cores to the step wrap pedestals.

The method according to claim 6,
The step wrap pedestal,
An iron core automatic lamination apparatus comprising a fixing pin corresponding to a reference hole of a unit iron core and formed to be inclined to one side.