JP5182943B2 - Deburring device for ladle inner wall - Google Patents

Description

  The present invention relates to an apparatus for assisting an operator when the operator uses a breaker to scrape the residue remaining on the inner wall of the ladle.

Conventionally, the removal of the residue remaining on the inner wall of the ladle has been generally performed by a method in which an operator uses a breaker to cut.
It should be noted that the chiseling work of Noro by this worker has been carried out routinely and has not been special, so no document describing this has been found.

However, such a conventional chiseling work of the Noro would impose heavy labor on the worker, and the development of a chiseling device for the inner wall of the ladle that assists the worker has been requested by this kind of industry.
The present invention has been made in view of the above circumstances, and the purpose thereof is a ladle capable of assisting an operator when the operator uses a breaker to scrape the residue remaining on the inner wall of the ladle. An object of the present invention is to provide a chipping device for inner walls.

In order to achieve the above object, the chipping device for the inner wall of the ladle in the present invention is an apparatus for assisting the operator when the operator uses the breaker to scrape the residue remaining on the inner wall of the ladle. A plurality of struts that are fixedly oriented in the vertical direction, and a plurality of ends that are attached to the upper ends of the struts and have flexibility as a whole and can be changed to a generally stiff state by a command from the operator. Power assist means provided with an electromagnetic brake, and chipping means mounted on the other end of the power assist means for an operator to scrape off the chips using a breaker .
The power assist means is attached to a first support shaft fixed to the upper end of the support column so as to be horizontally rotatable at one end thereof, extend horizontally, and can be fixed to the first support shaft by the electromagnetic brake. One arm and a second support shaft fixed to the other end of the first arm, one end of which is horizontally mounted and extends horizontally, and can be fixed to the second support shaft by the electromagnetic brake. An arm, a relay member mounted on the lower end of a third support shaft mounted horizontally on the other end of the second arm and fixed to the third support shaft by the electromagnetic brake, and one end of the relay member Can be rotated in a vertical plane and meshed with each other with a third arm having a parallelogram link structure that is mounted so as to be pivotable up and down, extends downward, and can be fixed to the relay member by the electromagnetic brake. The other end of the upper link in the third arm is pivotably connected, and the other end of the lower link in the third arm is fixed to the upper gear in the pair of gears. A gear unit, a fourth arm whose upper end is fixed to a lower gear of the gear unit, and a vertical movement of the chipping means by an operator that is installed between the relay member and the third arm. An auxiliary mechanism for assisting.
As a result, the worker pulled the chiseling means in three dimensions while receiving assistance from the power assisting means and arranged it on the inner wall of the ladle, and then changed the power assisting means to a state where it was stiffened by a plurality of electromagnetic brakes. After that, it is characterized in that the operator can perform a chiseling work by the chiseling means.

The present invention, as is apparent from the above description, work skilled leading the chipping unit while the assistance by the power assist unit in a three-dimensional place on the inner wall of the ladle, then, the power assist means more After changing to a rigid state by an electromagnetic brake, the operator can make a chipping work by using the cutting means, so that the worker can use the breaker to scrape the cutting stick remaining on the inner wall of the ladle. It has excellent practical effects such as being able to assist a person accurately.

Hereinafter, an embodiment of a chipping device for a ladle inner wall to which the present invention is applied will be described in detail with reference to FIGS. 1 to 4. As shown in FIGS. 1 and 2, the chiseling device for the inner wall of the ladle has a support column 1 fixedly arranged in the vertical direction and one end attached to the upper end of the support column 1 so as to be flexible as a whole. Power assist means 2 that can be changed to an overall rigid state by a command from the operator, and for the operator to use the breaker 3 to scrape off the power assist means 2 that is attached to the other end of the power assist means 2 And a chiseling means 4.

In the power assist means 2 described above, the first support shaft 5 oriented in the vertical direction is attached to the upper end of the support column 1, and the first arm 6 extending horizontally in the right direction is attached to the first support shaft 5. At the left end, it is mounted so that it can rotate horizontally. Furthermore, the left end of the first arm 6 is equipped with an electromagnetic brake 9 comprising a disc 7 fitted to the upper end of the first support shaft 5 and an electromagnet 8 capable of sandwiching the disc 7. The first arm 6 can be fixed to the first support shaft 5 by the electromagnet 8 sandwiching the disc 7. A second support shaft 10 oriented in the vertical direction is attached to the right end of the first arm 6, and a second arm 12 extending horizontally to the right direction is horizontally rotated at the left end of the second support shaft 10. It is freely mounted and mounted. An electromagnetic brake 11 having the same structure and function as the electromagnetic brake 9 is provided at the left end of the second arm 6, and the second arm 12 is fixed to the first arm 6 by the operation of the electromagnetic brake 11. Can be done.

A third support shaft 13 oriented in the vertical direction is provided at the right end of the second arm 12 so as to be rotatable in a horizontal plane, and a T-shaped relay member 14 is fixed to the lower end of the third support shaft 13. It is. Further, an electromagnetic brake 15 having the same structure and function as the electromagnetic brake 9 is provided at the right end of the second arm 12, and the relay member 14 can be fixed to the second arm 12 by the operation of the electromagnetic brake 15. It can be done. Further, a third arm 16 having a parallelogram link structure is mounted on the relay member 14 so as to be rotatable up and down at the upper end. The third arm 16 includes a first link 17 and a second link that are parallel to each other. A relay member 14 and a gear unit 23 described later constitute a parallelogram link 18. The upper end of the second link 18 is provided with an electromagnetic brake 19 having the same structure and function as the electromagnetic brake 9, and the third arm 16 can be fixed to the relay member 14 by the operation of the electromagnetic brake 19. It is like that.

The lower end of the third arm 16 is provided with a gear unit 23 in which a pair of gears 20 and 21 meshing with each other in a vertical plane are attached to the gear case 22. The first link is provided on the upper end of the gear case 22. The lower end of 17 is connected to a pin so as to be freely rotatable up and down. The lower end of the second link 18 is fixed to the upper gear 20 and the upper end of the fourth arm 24 is fixed to the lower gear 21, respectively. The arm 16 is turned up and down with the relay member 14 as a fulcrum. A chiseling means 4 is mounted on the lower end of the fourth arm 24 so as to be rotatable up and down.

Further, a support member 25 is mounted in the vicinity of the center of the second link 18 so as to be rotatable up and down, and is mounted on the support member 25 between the relay member 14 and the third arm 16 by an operator. An auxiliary mechanism 26 for assisting the vertical movement of the chip means 4 is mounted. The auxiliary mechanism 26 includes two air cylinders 27 and 27 disposed so as to sandwich the second link 18, and the tip ends of the piston rods of the two air cylinders 27 and 27 are located above the relay member 14. The pin is connected so that it can turn up and down.

Further, as shown in FIGS. 3 and 4, the above-described chipping means 4 includes a support member 29 that is attached to the lower end of the fourth arm 24 via a support shaft 28 so as to be rotatable up and down, and that is elongated. 29, two grips 30 and 30 projecting opposite to the upper outer surface of 29 and gripped by an operator, and a breaker 31 attached to the lower surface of the upper surface of the support member 29 so as to extend along the upper grip.
An air cylinder 33 as an urging mechanism, which is attached to the middle part of the upper surface of the support member 29 and urges the breaker 31 toward the tip of the sizzle 32, and a plurality of electromagnetic components provided adjacent to the upper grip 30. The start / stop switch 34 on which the operator can turn on / off the brakes 9, 11, 15, and 19, and the plurality of electromagnetic brakes 9, 11, 15, and 19 are provided adjacent to the lower grip 30. And an enable switch 35 that can be turned on and off by a person.
Note that the enable switch 35 is turned on at an intermediate position and is turned off even if the hand is released by judging the danger during the operation or pressed strongly reflectively. By providing the enable switch 35, it is possible to ensure safety for the operator, prevent malfunction, and reduce damage to the ladle 36 described later. In addition, 36 is a ladle in the figure.

  In this configuration, the operator grasps the two grips 30 and 30 of the chiseling means 4 and pulls the chiseling means 4 in three dimensions while receiving assistance from the power assisting means 2. Move to the required position on the inner wall. That is, the chipping means 4 is pulled in the horizontal direction, the first arm 6 and the second arm 12 are rotated in the horizontal direction, the chipping means 4 is moved in the horizontal direction, and the contraction force of the two air cylinders 27 and 27 is reduced. Against this, the chipping means 4 is pressed downward to incline the third arm 16 and the fourth arm 24 downward, and the chipping means 4 is lowered to the state shown in FIG.

Next, the electromagnetic brakes 9, 11, 15, and 19 are operated by operating the start / stop switch 34 and the enable switch 35, so that the power assist means 2 is in a rigid state. As a result, the first arm 6 to the fourth arm 24 are fixed. Next, the operator cuts the inner wall of the ladle 36 with the breaker 31 while urging the breaker 31 toward the tip of the sizzle 32 by the air cylinder 33 of the chipping means 4. After finishing the cutting, the operation of the start / stop switch 34 and the enable switch 35 releases the operation of the electromagnetic brakes 9, 11, 15, and 19 to make the power assist means 2 flexible. The operator pushes up the chiseling means 4 while being assisted by the contraction force of the air cylinders 27 and 27 and narrows the opening degree of the third arm 16 and the fourth arm 24 to complete the chiseling work.

It is a partial cross section front view which shows one Example of the chipping apparatus of the slot of the ladle inner wall to which this invention is applied. It is a top view of FIG. It is an expansion detailed front view of the principal part of FIG. FIG. 4 is a partial cross-sectional plan view of FIG. 3.

Explanation of symbols

1 support 2 power assist means 3 breaker 4 chipping means

Claims (4)

A device that assists the operator when the operator uses a breaker to scrape the residue remaining on the inner wall of the ladle.
A strut fixedly arranged in the vertical direction;
A power assist means provided with a plurality of electromagnetic brakes, one end of which is attached to the upper end of the support column, and which has flexibility as a whole and can be changed to a generally rigid state by a command from an operator;
A chipping means mounted on the other end of the power assist means for an operator to scrape off the chip using a breaker;
Comprising
The power assist means is attached to a first support shaft fixed to the upper end of the support column so as to be horizontally rotatable at one end thereof, extends horizontally, and can be fixed to the first support shaft by the electromagnetic brake. And a second support shaft fixed to the other end of the first arm, one end of which is horizontally mounted, extends horizontally, and can be fixed to the second support shaft by the electromagnetic brake. A relay member mounted on the lower end of a third support shaft mounted horizontally on the other end of the second arm and fixed to the third support shaft by the electromagnetic brake; A third arm having a parallelogram link structure that is rotatably mounted, extends downward, and can be fixed to the relay member by the electromagnetic brake, and a pair of gears that are rotatable in a vertical plane and mesh with each other. The other end of the upper link in the third arm is pivotably connected to the other end, and the other end of the lower link in the third arm is fixed to the upper gear of the pair of gears. A gear unit, a fourth arm whose upper end is fixed to the lower gear of the gear unit, and a bridge unit and the third arm are installed between the relay member and the third arm to assist the operator to move the chiseling means up and down. An auxiliary mechanism to
As a result, the operator pulls the chipping means in three dimensions while being assisted by the power assist means, and places the power assist means on the inner wall of the ladle. Subsequently, the power assist means is stiffened by the plurality of electromagnetic brakes. A chiseling device for ladle on the inner wall of the ladle, wherein the chiseling means is configured to allow the chiseling operation of the chisel by the chiseling means after changing to the state. In the chipping device for the ladle inner wall according to claim 1 ,
The chiseling means is:
A support member mounted on the lower end of the fourth arm so as to be rotatable up and down;
Two grips protruding opposite to the outer surface of the upper part of the support member and gripped by the operator;
A breaker mounted on the upper surface of the support member;
A biasing mechanism mounted on the upper surface of the support member and biasing the breaker toward the tip of the chistle;
A start / stop switch provided adjacent to at least one of the grips and capable of turning on / off the plurality of electromagnetic brakes by an operator;
A chiseling device for the inner wall of a ladle characterized by including In the chipping device for the ladle inner wall according to claim 1 ,
The auxiliary mechanism chipping apparatus Noro ladle inner wall, characterized in that an air cylinder. In the chipping device for the ladle inner wall according to claim 2 ,
A chiseling device for a slotted inner wall of the ladle, wherein the biasing mechanism is an air cylinder.