KR100797988B1 - Scrap coil mover - Google Patents

Abstract

A scrap coil transfer apparatus is provided to prevent breakdown of the apparatus or accidents due to an excessive work load by automatically transferring scrap coil generated when scrapping an inner periphery of the coil to unwind an outer coiling part of an electrical strip coil, and operating the apparatus under a proper load. A scrap coil transfer apparatus comprises a supporting shaft part including a supporting shaft(3) having a lower horizontal bar(3c) installed on the concave portion of a fixing plate(P) including a piling surface(15), a concave portion(16) and an inclined surface(17), an arm part including first and second arms(7,7a) which have one ends axially installed on the supporting shaft by a movable sleeve(6) and are extended from the movable sleeve in different directions to encircle and place a scrap coil(2) thereon, and a link(5) to which a pressure lever(4) and a cylinder(12) of the hydraulic drive part are connected, the pressure lever rotating a coil moving lever according to the rotation of the movable sleeve, a coil moving lever part axially installed on the lower horizontal bar and rotated about the lower horizontal bar to move the scrap coil, a load control part for measuring and detecting a load applied to the supporting shaft to generate an alarm signal and stop the operation of the hydraulic drive part when the detected load is not less than a reference load, and a hydraulic drive part connected to the link to rotate the movable sleeve according to the control of the load control part.

Description

Scrap coil transfer device {SCRAP COIL MOVER}

1 is a view showing a transfer example of a high temperature fixing portion scrap coil using a crane of the prior art,

2 is a perspective view of a scrap coil conveying apparatus according to an embodiment of the present invention,

3 is a side view illustrating a driving state of the scrap coil transfer device of FIG. 2.

Description of the main symbols in the drawings

1: Mandrel 2: Scrap Coil

3: support shaft 3a: lower horizontal bar

4: pressure lever 5: link

6: fluid sleeve 7: 1st arm

7a: 2nd arm 8: 1st grip roll

8a: 2nd grip roll 10, 10a: pushing roll

11: Coil moving lever 12: Hydraulic cylinder

12a: floating bracket 14, 14a: stopper

15: When loaded, 15a: Roller

16: recess 17: inclined surface

20: load sensor 30: controller

40: alarm

The present invention relates to an automatic scrap coil conveying apparatus for automatically conveying a scrap coil of the inner diameter portion of the coil generated during high temperature annealing of the grain-oriented electrical steel sheet at a high temperature for 40 to 46 hours.

BRIEF DESCRIPTION OF THE DRAWINGS It is a figure which shows the example of a transfer of the high temperature fastening part scrap coil using the crane of the prior art.

In general, in the prior art, in order to process the high temperature fixation scrap coil (hereinafter, “scrap coil”) out of the facility line, it is taken out of the facility line by using a crane as shown in FIG. 1 and continuously from the mandrel 1. This prevents stacking of the generated scrap coils 2 in advance, thereby preventing the line from stopping.

Referring to the process of the prior art scrap coil 2 as described above in more detail, when the scrap coil 2 to be transported occurs, the crane hook 100 is inserted into the inner diameter of the scrap coil 2 and the coil The car 200 is brought down and then transferred. At this time, a separate signal number and a crane driver are required for the processing of the scrap coil 2, and the crane driver transfers the scrap coil 2 in parallel with the crane operation together with the signal number.

That is, in the case of the transfer of the scrap coil 2 of the prior art as described above, since the scrap coil 2 is transferred by the cooperation of the number of signals and the crane driver, the concentration of work is lowered, and a safety accident may occur. Has the problem.

In addition, there is a problem that a safety accident and a failure of the device may occur when the scrap coil (2) exceeding the load suitable for the operation is generated for the reason that the load of the scrap coil (2) cannot be measured.

Therefore, the present invention is to solve the problems of the prior art described above, scrap coil generated when scraping about 500 ~ 600kg of the inner diameter during the coating and flattening of the insulating film in order to repeat the outer portion of the electrical steel sheet coil (Scrap coil of high temperature fixing part) can be automatically transferred, and the scrap coil transfer device that measures the load during transfer of the scrap coil and prevents failure by generating an alarm and stopping the operation when it is above the reference load. To provide that purpose.

The scrap coil conveying apparatus of the present invention for achieving the above object, the support shaft portion having a support shaft having a lower horizontal bar is installed in the recess of the fixing plate having a loading surface and the recess and the inclined surface; One end is extended by the flow sleeve to the support shaft and extends in different directions from the flow sleeve to press and rotate the coil moving lever according to the rotation of the flow sleeve and the first arm and the second arm for wrapping and seating the scrap coil. An arm having a link to which the lever and the cylinder of the hydraulic drive unit are coupled; A coil moving lever unit arranged on the lower horizontal bar to be in contact with an end of the pressing lever and being rotated about the lower horizontal bar by the rotation of the pressing lever to move the script coil; A load control unit which stops the operation of the alarm signal and the hydraulic drive unit when the load applied to the support shaft is measured and detected and is higher than the reference load; And a hydraulic drive unit coupled to the link to rotate the flow sleeve under the control of the load control unit.

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In the above-described scrap coil transfer device of the present invention, the support shaft has an arch shape in which a vertical bar extends on both sides of the horizontal bar and the horizontal bar, and the lower horizontal bar is formed across the vertical bar at the bottom of the horizontal bar.

The first arm and the second arm have a curved curved shape and a grip roll is formed at an end thereof.

The coil moving lever part includes a coil moving lever arranged on a lower horizontal bar and a pushing roll installed at a position contacting the scrap coil at an end of the coil moving lever.

The load control unit includes a load sensor coupled to the end fixed to the fixed plate of the vertical bar of the support shaft; And a controller that receives the load values measured by the load sensor outputs an alarm signal if not less than the reference load as compared to the reference load and control the hydraulic drive unit so as to stop the operation of the hydraulic drive unit; And an alarm for outputting an output warning signal of the controller.

The hydraulic drive unit is configured to include a hydraulic cylinder which is rotatably coupled to the other end of the link to the other end of the link and the other end is rotatably fixed to the fixed plate by the flow bracket to the vertical movement of the cylinder by the hydraulic cylinder Thereby rotating the flow sleeve.

And a stopper for supporting the scrap coil is configured between the support shaft and the inclined surface to support the scrap coil moved from the arm portion to the inclined surface as well as to facilitate the movement.

In the above-described scrap coil transfer device of the present invention, an inclined surface for movement of the scrap coil is formed at one end of the stacking surface on which the scrap coil is seated, and a recess is formed between the stacking surface and the inclined surface, and the scrap coil transfer apparatus is formed in the recess. It is installed and operated to automatically move the scrap coil accumulated on the loading surface to the inclined surface.

In addition, the above-described scrap coil transfer device of the present invention measures the load of the scrap coil is placed on the arm portion has a load of more than the reference load exceeding the work load alarm when the load and the operation of the device to stop the scrap coil due to excessive load Prevents breakdown of the feeder

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

2 is a perspective view of a scrap coil conveying apparatus according to an embodiment of the present invention, Figure 3 is a side view showing a driving state of the scrap coil conveying apparatus of FIG.

As shown in Figures 2 and 3, the scrap coil conveying apparatus according to an embodiment of the present invention, the scrap coil (2) separated from the mandrel (1) (see Fig. 1) is loaded with a certain slope Concave portion (16) formed at the end of the tooth surface 15 and the loading surface and the inclined surface (17) formed so that the scrap coil (2) is rolled and transported at a position opposite to the deposition surface 15 of the recess (16) It is provided in the recessed part of the fixed plate P which has a.

As described above, the scrap coil conveying apparatus provided in the concave portion 16 of the fixing plate P has a horizontal bar 3a and a horizontal bar 3a, as shown in FIGS. A vertical bar 3b extending from both ends in a vertical downward direction and fixed to the fixing plate and a support shaft 3 having a lower horizontal bar 3c formed below the horizontal bar are fixedly installed. The support shaft 3 having the above-described configuration corresponds to the support shaft portion of the present invention.

In addition, the flow sleeve 6 is rotatably inserted into the outer circumferential surface of the support shaft 3 to the horizontal bar 3a, and the flow sleeve 6 protrudes in a direction perpendicular to the horizontal bar 3a to the scrap coil. A pair of first arms 7 having a curved shape and a pair of second arms 7a having a curved shape projecting in the opposite direction to the first arm 7 so as to surround and fix the (2). At the ends of the first arm 7 and the second arm 7a, the first grip roll 8 and the second grip roll 8a rotate in order to minimize frictional force when the strap coil 2 is in contact with each other. The cylinder end of the hydraulic cylinder 12, which will be described below, and the pressure lever 4 which are installed so as to be protruded downward in the protruding direction of the first arm 7 and the second arm 7a , will be rotatably coupled. Link 5 is formed. The flow sleeve 6 configured as described above corresponds to the dark part of the present invention.

The second flow sleeve 11a is inserted into the lower horizontal bar 3c so as to be rotatable on an outer circumferential surface thereof, and the coil moving lever 11 is formed in an arc shape around the lower horizontal bar 3c in the second flow sleeve 11a. ) Is attached. At this time, one end of the coil moving lever 11 is attached to abut the end of the pressure lever (4) when the flow sleeve (6) is rotated. The above-mentioned second flow sleeve 11a and the coil moving lever 11 correspond to the coil moving part of the present invention.

The hydraulic cylinder 12 is installed at the end of the link 5 formed in the flow sleeve 6, at which time the cylinder end of the hydraulic cylinder 12 is hinged to the link, the hydraulic cylinder 12 is fixed Plate P side end is rotatably fixed to the fixed plate (P) by the flow bracket (12a). The hydraulic cylinder 12 and the flow bracket 12a correspond to the hydraulic drive unit of the present invention.

Next, the driving position of the hydraulic cylinder 12 is controlled at the position fixed with the fixed plate P of the vertical bar 3b of the support shaft 3, and the load applied to the support shaft 3 is detected. The load control unit is provided to control the hydraulic drive unit to generate an alarm signal and to stop the driving of the hydraulic cylinder 12 when a load greater than the load is applied.

The load control unit for performing the above-described operation is a load sensor 20 and the load measured by the load sensor 20 is coupled to the end fixed to the fixed plate (P) of the vertical bar (3b) of the support shaft (3) Receives a value and outputs a warning signal in comparison with the reference load and outputs a warning signal and sounds the output warning signal of the controller 30 and the controller 30 which controls the hydraulic drive unit to stop the operation of the hydraulic cylinder 12. And an alarm 40 that outputs a physical warning signal such as light emission.

The scrap coil conveying apparatus of the present invention described above also supports the scrap coil (2) installed and transported between the inclined surface 17 and the support shaft (3) of the fixed plate (P) to facilitate the conveyance It is comprised further including the stoppers 14 and 14a.

In FIG. 2 and FIG. 3, reference numeral 15a denotes a roller that reduces friction and facilitates movement when the scrap coil 2 is moved on the stacking surface 15.

Referring to the operation of the scrap coil transfer device of Figures 2 and 3 according to an embodiment of the present invention configured as described above are as follows.

As shown in FIGS. 2 and 3, when the scrap coil 2 detached from the mandrel 1 is deposited on the stacking surface 15, the scrap coil 2 is clouded by its own weight to move the scrap coil conveying apparatus. It is seated on the first arm 7 and the second arm 7a . At this time, when the hydraulic cylinder 12 moves the cylinder downward, the flow sleeve 6 is rotated on the support shaft 3 by the link 5, so that the first arm 7 and the second arm ( 7a) is also rotated so that the scrap coil 2 faces the inclined surface 17. At this time, the pressure lever 4 installed in the flow sleeve 6 is moved in accordance with the rotational movement of the flow sleeve 6 to press the end of the coil shift lever 11, so that the coil shift lever 11 is lower horizontal The other end of the coil moving lever 11 pushes the scrap coil 2 toward the inclined surface 17 by being rotated about the bar 3a. In this process, the scrap coil 2 is separated from the first arm 7 and the second arm 7a and transferred to the inclined surface 17 and then transferred to the desired place by rolling motion along the inclined surface. In this case, the stoppers 14 and 14a of FIGS. 2 and 3 perform a function of supporting the scrap coil 2 separated from the first and second arms 7 and 7a to be easily rolled and transported to the inclined surface. Done.

And the load control unit consisting of the load sensor 20, the controller 30 and the alarm 40 in the above-described operation process after measuring the load acting by the scrap coil mounted on the arm of the support shaft 3 reference load In the following case, the hydraulic cylinder 12 is normally operated to transfer the scrap coil 2. However, if the measured load is more than the reference load set as the work load of the scrap coil transfer device of the present invention, after stopping the operation of the hydraulic cylinder 12 generates an alarm signal so that the operator can take appropriate measures.

The present invention as described above is to improve the work efficiency by automatically performing the transfer process of the scrap coil generated during the high temperature annealing of the electrical steel sheet, as well as to reduce the work cost by reducing the number of work for the scrap coil, This prevents the worker from working during the transfer, thereby improving the stability of the work.

In addition, the above-described scrap coil transfer device of the present invention measures the load of the scrap coil is placed on the arm portion has a load of more than the reference load exceeding the work load alarm when the load and the operation of the device to stop the scrap coil due to excessive load Providing the effect of extending the life of the device by preventing the occurrence of a failure of the conveying device.

Claims (7)

A support shaft portion having a support shaft having a lower horizontal bar installed in the recess of the fixed plate having the loading surface and the recess and the inclined surface; One end is extended by the flow sleeve to the support shaft and extends in different directions from the flow sleeve to press and rotate the coil moving lever according to the rotation of the flow sleeve and the first arm and the second arm for wrapping and seating the scrap coil. An arm having a link to which the lever and the cylinder of the hydraulic drive unit are coupled; A coil moving lever unit arranged on the lower horizontal bar to be in contact with an end of the pressing lever and being rotated about the lower horizontal bar by the rotation of the pressing lever to move the script coil; A load control unit which stops the operation of the alarm signal and the hydraulic drive unit when the load applied to the support shaft is measured and detected and is higher than the reference load; And a hydraulic drive unit coupled to the link to rotate the flow sleeve according to the control of the load control unit. The scrap coil transfer of claim 1, wherein the support shaft has an arch shape in which vertical bars extend on both sides of the horizontal bar and the horizontal bar, and the lower horizontal bar is fixed to the vertical bar at the lower end of the horizontal bar. Device. The scrap coil conveying apparatus according to claim 1, wherein the first arm and the second arm have a grip roll at an end thereof. The scrap coil conveying apparatus of claim 1, wherein the coil shift lever part comprises a coil shift lever disposed on a lower horizontal bar and a pushing roll installed at a position contacting the scrap coil at an end of the coil shift lever. The method of claim 1, wherein the hydraulic drive unit, An end of the cylinder is rotatably coupled to the other end of the link and the other end comprises a hydraulic cylinder is fixed to the fixed plate rotatably by a flow bracket. The method of claim 1, wherein the load control unit, A load sensor coupled to an end fixed to the fixed plate of the vertical bar of the support shaft; A controller which receives a load value measured by the load sensor, outputs a warning signal when the load is greater than the reference load, and controls the hydraulic drive unit to stop the operation of the hydraulic drive unit ; Scrap coil transport device being configured to include; detector for outputting a warning output signal of the controller. The scrap coil conveying apparatus according to any one of claims 1 to 6, wherein a stopper for supporting the scrap coil is configured between the support shaft and the inclined surface.

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