JP3241554B2 - Automatic assembling and dismantling method of core for refractory construction of mixed iron car lining - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for automatically assembling and disassembling a core for refractory construction of a mixed iron car lining, and more particularly to a construction of a refractory lining for constructing an irregular refractory in a furnace. The present invention relates to a method and an apparatus for automatically assembling and disassembling a core for refractory construction of a mixed iron car lining, which can automatically assemble and disassemble an upper form of a core.

[0002]

2. Description of the Related Art An iron furnace is provided with a rotatable furnace body having a receiving hole in the center of the upper part thereof, which is rotatably mounted. In order to withstand the heat of hot metal and the like, the furnace body generally includes a furnace body. Heat-resistant bricks are piled up thickly throughout. However, stacking the heat-resistant bricks thick in the furnace in this way is inferior in workability and is very troublesome, requiring a large number of workers. Therefore, in order to solve these problems, a "method for assembling and removing a mold for building a refractory for a mixed iron furnace body" disclosed in the specification of Japanese Patent Application No. 5-148446 filed by the present applicant has been disclosed. It has been known. In this method, the formwork assembled in the furnace body is composed of three partial forms: a lower formwork, an upper formwork, and a conical formwork at both ends of the furnace body.
Moreover, each of the partial forms is formed of a large number of lower panels, upper panels, and conical panels that can be assembled and disassembled so that they can be easily taken in and out of the receiving port.

At the time of assembling and disassembling the lower formwork, a linear guide is removably installed between both ends of the furnace body and is used as a guide for suspending travel. The thick arcuate lower panels that are sequentially suspended are connected in an inverted kamaboko shape in the lower part of the furnace body and assembled or disassembled in the reverse order. Also, at the time of assembling and disassembling the conical formwork, the suspended conical panel is pushed into the both ends of the furnace body to assemble or disassembly by pulling the suspended conical panel into the both ends of the furnace body by using a conical panel transport cart moving on the lower formwork. . Then, at the time of assembling the upper formwork, the worker who has entered the furnace receives the upper panel suspended from the iron receiving port and transports it to a predetermined assembling position. Assemble by bolt connection. On the other hand, when the upper formwork is dismantled, the bolts on the upper panel are removed in the reverse order to disassemble, and then returned to below the receiving port and lifted off by a crane and removed.

[0004]

However, in the above-mentioned prior art, since the disassembly and disassembly of the upper panel is a manual operation requiring a large number of workers, it is not so much as in the conventional brick-laying operation. Workers are engaged, and it takes time and labor to reduce the working time.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has been made in consideration of the above circumstances, and is capable of automating an assembling and disassembling operation of an upper formwork of a core for lining refractory construction for building an amorphous refractory in a furnace. An object of the present invention is to provide a method and an apparatus for automatically disassembling a core for building a product.

[0006]

According to the present invention, there is provided a semiconductor device comprising:
The automatic assembly and disassembly method of the core for refractory construction of the mixed iron car lining described above is carried out by the upper panel taking-out / removing device arranged on the upper floor of the work place, and transporting the upper panels one by one into the furnace from the receiving port of the mixed iron car. It is received by the receiving portion of the movable arm of the upper panel disassembly truck movable on the lower formwork assembled on the lower part of the furnace body, and then the movable arm and the upper panel disassembly truck move, The upper panel is moved to a predetermined upper panel assembling position, and then the upper panel is positioned through the panel positioning free adjusting means. The upper panel is fastened by bolts, and then the above operations are sequentially repeated until the upper mold is assembled on the upper part of the furnace body. The upper panel is received by the receiving portion of the arm, and in this state, the bolt is removed by the bolt tightening / loosening means using the bolt tightening / loosening adjustable means, and disassembled by the movable arm and the upper panel disassembly cart. Moving the upper panel to the vicinity of the receiving port and transferring the upper panel held by the receiving portion to the upper panel loading / unloading device, the removal of the upper panel assembled in the furnace is all completed. Until the process is repeated.

[0007] An automatic assembling and disassembling apparatus for a core for refractory construction of a mixed iron car lining according to a second aspect of the present invention is arranged on an upper floor of a work place, and includes an upper panel housed in an upper panel storage section on the upper floor. An upper panel loading / unloading device with a rotating arm that allows the piece to be put into and taken out of the furnace from the receiving port of the mixed iron wheel, and an upper panel that moves along a guide rail on a lower formwork previously assembled to the lower part of the furnace body. A panel positioning device having a first movable arm having a panel positioning freely adjusting means mounted on a receiving portion of the upper panel; and a bolt for the upper panel. And a bolt tightening / loosening device having a second movable arm to which a bolt tightening / loosening means with adjustable tightening / loosening means is attached.

Further, in the automatic assembling and disassembling apparatus for a refractory core lining of a mixed iron car according to claim 3, in the automatic assembling and disassembling apparatus according to claim 2, the upper panel assembling and disassembling cart can be connected to each other. It is configured to be separated into a panel positioning device side and the bolt tightening and loosening device side.

Further, in the automatic dismantling apparatus for a core for refractory construction of a mixed iron car lining according to claim 4, the automatic dismantling apparatus according to claim 2 or 3 further comprises: The camera is configured to be mounted.

[0010]

The method and apparatus for automatically assembling and disassembling a core for refractory construction of a mixed iron car lining according to any one of claims 1 to 4, wherein at the time of assembling the upper formwork, one by one in the furnace body by an upper panel loading / unloading device on an upper floor of a work place. The carried upper panel is received by the receiving part of the movable arm of the upper panel assembly dismantling cart,
Then, after moving the upper panel to a predetermined upper panel assembling position by moving the movable arm and the upper panel disassembly cart,
The upper panel is positioned through the panel positioning freely adjusting means, and then the upper panel is bolted by the bolt tightening and loosening means while allowing the positional shift by the bolt tightening and loosening adjusting means. By doing so, the upper mold is assembled on the lower mold. on the other hand,
When dismantling the upper formwork, these operations must be performed in reverse order to dismantle the upper formwork and remove it outside the furnace. Automation of the upper formwork assembly and disassembly work can be realized.

In particular, the automatic assembling and disassembling apparatus for a core for refractory construction of a mixed iron car lining according to the third aspect of the present invention includes:
The upper panel assembling and dismantling truck is brought into and out of the furnace because the upper panel assembling and disassembling cart is brought into the furnace body and the upper panel assembling and disassembling cart is assembled by carrying the panel positioning device side and the bolt tightening and loosening device side into the furnace. The need for a compact design that can be easily put in and taken out of the receiving port is reduced, and the degree of design freedom is increased.

According to a fourth aspect of the present invention, there is provided an automatic assembling and disassembling apparatus for a core for refractory construction of a mixed iron car lining, wherein a camera mounted on the bolt tightening device confirms a bolt tightening position, and then uses bolt tightening and loosening means. The upper panel is fastened and removed by attaching and detaching bolts, so that the bolt tightening position of the bolt tightening and loosening means can be accurately recognized. Occasionally, the risk of damaging members around the bolt is reduced.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments embodying the present invention will now be described with reference to the accompanying drawings to provide an understanding of the present invention. In the drawings, the furnace length direction is the X direction, the furnace width direction is the Y direction, and the furnace height direction is the Z direction. Here, FIG. 1 is an overall side view of an automatic assembling and disassembling apparatus for a core for refractory construction of a mixed iron car according to an embodiment of the present invention, FIG. 2 is a plan view of the same, and FIG. 4 is an enlarged cross-sectional view of a main part of the upper panel storage unit, FIG. 5 is a cross-sectional view showing a state in which the upper panel is taken in and out of the furnace, FIG. FIG. 8 is an enlarged side view of the disassembled truck.
9 is an enlarged rear view of a main part of the panel positioning device, FIG. 9 is an enlarged side view of a main part of the panel positioning device, FIG. 10 is an enlarged side view of the panel positioning free adjusting means, and FIG. 11 is an enlarged front view of the panel positioning free adjusting means. FIG. 12 is an enlarged side view of the bolt tightening and loosening adjusting means.

As shown in FIG. 1, an automatic assembling and disassembling apparatus 1 for a core for refractory construction for a mixed iron car lining according to an embodiment of the present invention.
Numeral 0 denotes a set of five upper panels 13 which are arranged on the upper floor 11 of the work place and stored in the left and right upper panel storage sections 12 arranged on the upper floor 11, one by one for a receiving port of the mixed iron wheel 14. Fifteen
And an upper panel loading / unloading device 18 having a rotating arm 17 for moving the container into and out of the furnace body 16, and an upper panel assembly dismantling truck moving along a guide rail 20 on a lower formwork 19 previously assembled to the lower portion of the furnace body 16. 21 in which the upper panel assembling and disassembling cart 21 is provided with a panel positioning freely adjusting means 23 in the receiving portion 22 of the upper panel 13.
A panel positioning device 25 having a movable arm 24 of
Second movable arm 2 to which bolt tightening and loosening means 27 with bolt tightening and loosening adjusting means 26 of upper panel 13 are attached.
8 is provided.
First, the upper panel storage section 12 will be described in detail.

As shown in FIG. 1 and FIG.
Numerals 2 are arranged on both sides of the upper panel loading / unloading device 18 and each have a horizontally long rack 30 serving as a framework. As shown in FIGS. 3 and 4, each rack 30 has an upper panel block 32 composed of a total of 5 or 3 irregularly shaped upper panels 13 in which an upper formwork 31 is formed into an arch shape by a predetermined width. The racks 30 are stacked on two support members 33 at both ends at predetermined intervals.

Of these, the base portions of the opposing support members 33 up to the fourth stage from the top are respectively connected by connecting shafts 34, and as shown in FIGS.
At the intermediate portion of the connecting shaft 34 up to the step, a rod 37 of an air cylinder 36 which is axially attached via a horizontal frame 35 to both ends on the longitudinal side of the rack 30 is axially attached via a link 38. I have. After the upper panel 13 stored in the rack 30 is taken out by the upper panel loading / unloading device 18,
By retracting the rod 37 of the air cylinder 36 at that stage, the link 38 and the connecting shaft 34 rotate in the direction of the arrow, and the support member 33 rises. Thereby, the lower panel 13 can be taken out smoothly. Next, FIGS.
The upper panel loading / unloading device 18 will be described in detail with reference to FIG.

As shown in FIGS. 1, 2, and 5, the upper panel insertion / removal device 18 has a turning base 40 mounted on a base 39, and an upper and lower link 41 mounted on the upper end of the turning base 40. The turning arm 17 is pivotally mounted on the distal ends of the upper and lower links 41. A holding cylinder 43 is slidably attached to the tip of the rotating arm 17, and a hydraulic cylinder 44 is fixed to the tip of the rotating arm 17 on the rod side while being loosely inserted into the holding cylinder 43. It is supported in a cantilevered state. Further, the tip of the rod 45 of the hydraulic cylinder 44 is fixed to the center of a suction part 46 having a plurality of suction pads fixed to the tip of the holding cylinder 43. When the rod 45 of the hydraulic cylinder 44 is moved in and out, the suction part 46 slides with the holding cylinder 43 at the tip of the rotating arm 17.

The upper panel 13 accommodated in the upper panel accommodating section 12 is moved by turning the turning base 40, turning the turning arm 17 in the vertical direction, and moving the rod 45 of the hydraulic cylinder 44 in and out. Then, the upper panel 13 removed from the furnace body 16 is returned to the upper panel storage section 12 by being sucked by the suction section 46 and carried into the furnace body 16 from the iron receiving port 15. Next, the upper panel disassembly cart 21 will be described in detail with reference to FIGS.

As shown in FIGS. 1 and 2, the upper panel assembling and disassembling truck 21 has the panel positioning device 25 and the bolt tightening and loosening device 29 removably connected by a pair of connecting fittings 47. , Each device 25, 29
Has a size that allows it to be taken in and out of the receiving port 15 of the furnace body 16. Accordingly, the upper panel assembly and disassembly truck 21 mounts both devices 25 and 29 on the guide rails 20 of the furnace body 16 via the receiving holes 15 and then moves in the furnace body length direction by being connected by the connection fitting 47. Is done. First, the panel positioning device 25 will be described in detail with reference to FIGS.

As shown in FIGS. 5 to 7, the panel positioning device 25 has a carriage 48 on which four wheels are mounted, and a stopper 49 is mounted near each wheel. As shown in FIGS. 8 and 9, a pair of base plates 49 a is fixed near the center of the cart 48, and a short rail 50 extending in the Y direction is mounted on the base plate 49 a. A mounting plate 52 is provided on these short rails 50 via a slider 51 so as to be movable in the Y direction. On one side of the central portion of the mounting plate 52, a pin 54 which is pivotally mounted on a pair of bearings 53 is disposed. On the mounting plate 52, the pin 54 is inserted through a central through hole. Moreover, a substantially semicircular ring gear 56 having a tooth profile formed on the outer edge is fixed. A pair of strip-shaped first movable arms 2 is sandwiched between the pins 54 so as to sandwich the ring gear 56 with a slight gap.
The rotation motor 58 is attached to the center of the first movable arm 24 on the rear side. A gear 60 meshing with the ring gear 56 is fixed to an output shaft 59 of the rotation motor 58.
Is rotated, the first movable arms 24 rotate in the Y direction along the ring gear 56.

Bearings 61 are fixed to the upper and lower ends of the first movable arm 24 on the front side, and between the bearings 61 are provided ball screws 63 into which nuts 62 are screwed. A lifting platform 64 is attached to the nut 62 via a plate 63a. This lifting platform 64 is provided with a panel positioning freely adjusting means 2 of the receiving portion 22 shown in FIGS.
3 (see also FIG. 7). An elevating motor 65 is attached to the upper end of the first movable arm 24 on the rear side, and a gear 67 is fixed to an output shaft 66. The movable arm 24 is fixed to a rotating shaft 69 that is laterally mounted on the upper end of the movable arm 24. A bevel gear 70 is fixed to one end of a rotating shaft 69 protruding from the first movable arm 24 on the front side,
A bevel gear 71 meshing with this is fixed to the upper end of the ball screw 63. When the gear 67 is rotated by the elevating motor 65, the ball screw 63 is rotated via the gear 68, the rotating shaft 69, and the bevel gears 70, 71.
Is raised and lowered, so that the receiving portion 22 is
The panel positioning freely adjusting means 23 moves up and down. Next, the panel positioning freely adjusting means 23 will be described in detail with reference to FIGS.

As shown in FIGS. 10 and 11, the panel positioning freely adjusting means 23 has a base 64a which is bolt-connected to an elevating platform 64, and a hydraulic cylinder 72 is mounted on the center of the base 64a. Have been. An elevating plate 74 is fixed to the tip of the rod 73, and a hemispherical projection 75 disposed at one diagonal position is provided at a corner of the elevating plate 74.
And a spring support projection 7 disposed at the other diagonal position.
6 are attached. A swing plate 77 is arranged above the elevating plate 74. A positioning member 79 having a conical recess 78 formed on the lower surface is attached to the lower surface of the rocking plate 77 at a position facing the hemispherical projection 75.
A concave portion 81 into which a spring 80 inserted into the spring support protrusion 76 is fitted is formed at a position on the lower surface of the spring member opposite to the spring support protrusion 76. Further, between the base 64a and the rocking plate 77, four multi-joint floating locks are provided to prevent the hemispheric projections 75 from coming out of the conical recesses 78 and the springs 80 from coming out of the recesses 81. A joint 82 is attached. Hydraulic cylinder 72
When the rod 73 is moved in and out, the swinging plate 77 is vertically moved up and down by the hemispherical projection 75-the conical recess 78 and the spring 80-the recess 81. Note that the swing range of the swing plate 77 is determined by the swing amount of the floating lock joint 82 that is increased or decreased according to the push-up width of the swing plate 77 by the rod 73.

A mounting plate 83 is fixed on the swinging plate 77, and a hydraulic pressure for moving a rod 85 in and out of the X direction from both ends via mounting tables 84 provided on both ends of the mounting plate 83 in the Y direction. A cylinder 86 is mounted. An L-shaped plate 8 is provided at the tip of each rod 85.
7 are fixed, and an arm 88 is provided on the L-shaped plate 87.
The mounting piece 13a on the inner surface of the upper panel 13 (FIG. 7)
Also, a holder-like receiving portion 22 of the upper panel 13 into which a tip portion is inserted is fixed to a through hole 13b formed in the upper panel 13. The tip of a guide rod 90 arranged along the rod 85 of the hydraulic cylinder 86 is fixed to the L-shaped plate 87. By moving the rod 85 of each hydraulic cylinder 86 in and out, the L-shaped plate 87
, The receiving portions 22 arranged opposite to each other approach or move away from each other. Next, referring to FIGS.
The bolt tightening and loosening device 29 will be described in detail.

As shown in FIG. 6 and FIG.
Reference numeral 9 denotes a carriage 91 provided with wheels mounted on the guide rail 20, and a traveling motor 92 is attached to a corner of the carriage 91 on the side of the connection fitting 47. The truck 9 is driven by the traveling motor 92 via a belt-type power transmission structure.
1 moves in the X direction along the guide rail 20. Rails 93 are provided on both ends of the carriage 91 in the Y direction, and slide plates 95 are mounted on the rails 93 via sliders 94.
Is attached. A sliding motor 96 is attached to one end of the carriage 91 on the side of the rail 93, and a gear, not shown, fixed to the output shaft thereof,
The sliding motor 96 is rotated by a gear-type moving mechanism with a rack fixed to one side of the sliding plate 95 so that the sliding plate 9 is rotated.
5 slides along the rail 93 in the X direction.

A base 96a is mounted on the sliding plate 95, and a turning base 97 is mounted on the base 96a. Upper and lower links 98 are pivotally mounted on the upper end of the turning base 97, and the second rotation arm 28 is pivotally mounted on the distal ends of these upper and lower links 98. A pivoting member 99 is pivotally attached to the distal end of the second pivot arm 28, and a bolt tightening / loosening means 27 having the bolt tightening / loosening freely adjusting means 26 is attached to one end of the pivoting member 99. Further, a camera 100 for confirming a bolt fastening position is attached to the other end of the turning member 99. When fastening or releasing the bolt of the upper panel 13, the position of the bolt is checked by the camera 100, and then the turning member 99 is turned 180 degrees and the bolt is tightened or loosened by the bolt tightening / loosening means 27.

As shown in FIG.
Has a tightening / releasing motor 101 attached to one end of a revolving member 99, and a universal joint 1 in which a spring 103 is inserted into the tip of an output shaft 102.
The socket 105 is attached via the socket 04.
An air cylinder 107 is attached via a bracket 106 near one end of the revolving member 99, and a lock ring 11 of a universal joint 104 is attached to a distal end of the rod 108 via an elevating plate 109.
0 is fixed. A guide rod 111 is fixed to the elevating plate 109, and the lock ring 11 is fixed via a guide ring 112 fixed to the air cylinder 107.
It guides the ascent and descent of 0.

When the rod 108 of the air cylinder 107 is protruded, the flange 105a of the socket 105 is locked by the lock ring 110, and when the rod 108 is retracted, the lock ring 110 is
The socket 105 moves to the side 04, and the socket 105 swings freely by the universal joint 104. These components 103, 104, and 106 to 112 constitute a bolt-tightening and loosening-adjustable adjusting means 26.

In FIGS. 1 and 2, reference numeral 113 denotes an amorphous refractory at the lower part of the cured and solidified furnace body, reference numeral 114 denotes an openable / closable opening formed at the upper end of both ends of the furnace body. Reference numeral 115 denotes a conical mold, and in FIG.
Reference numeral 16 denotes a stopper frame of the support member 33.

Next, a description will be given of a method of automatically assembling and disassembling a core for refractory construction of a mixed iron car lining using the apparatus 10 for automatically reassembling a core for refractory construction of a mixed iron car lining. Figures 1, 2,
As shown in FIG. 5, first, a crane (not shown) was used to
5, the panel positioning device 25 and the bolt tightening and loosening device 29 are suspended in the furnace body 16, and these are mounted on the guide rails 20 of the lower formwork 19 pre-assembled at the lower portion of the furnace body 16 to connect the metal fittings. Connected by 47. Then, at the time of assembling the upper mold 31, the rotating arm 17 and the like are moved by the upper panel loading / unloading device 18, and the upper panel storage section 12 is moved.
The upper panel 13 is sucked by the suction section 46 in order from the top, and then the holding cylinder 43 arranged on the receiving port 15 is lowered to sequentially take the upper panel 13 into the furnace body 16, and Mounting piece 13a of the hydraulic cylinder 8
6 are clamped by the receiving portion 22 of the panel positioning device 25 arranged below by pulling both rods 85 of 6. After the upper panel 13 is removed from the upper panel storage section 12 to the third step from the top, the rod 37 of the air cylinder 36 of each step is retracted, and the support member 33 is rotated upward, Lower panel 1
3 is taken out smoothly.

Next, the panel positioning device 25 and the bolt tightening and loosening device 29 are moved in the X direction along the guide rail 20 by the traveling motor 92, and the first movable arm 24 is rotated by the rotating motor 58 as necessary. The upper panel 13 is moved to the upper panel assembling position by rotating the upper panel 13 in the Y direction or raising and lowering the lifting table 64 by the lifting motor 65.
The upper panel 13 is positioned by changing the protruding length of the second rod 73 and adjusting the swing width of the receiving portion 22 in accordance with the amount of displacement (see FIGS. 8 to 11). The upper panel 13
Is positioned in the X direction, the panel positioning device 25 and the bolt tightening and loosening device 29 are fixed on the lower mold 19 by the stopper 49, and the upper panel 13 is fixed to the lower mold 19.
When the first movable arm 24 is turned downward,
Of the upper panel 13 contacts the mounting plate 52 to restrict the rotation angle thereof, whereby the upper panel 13 cannot be moved to a predetermined upper panel assembling position on the lower formwork 19. In such a case, as shown in FIG.
Can be assembled by sliding in the Y direction.

Subsequently, as shown in FIG. 7, the slide motor 96 of the bolt tightening and loosening device 29 is driven or the second movable arm 28 is rotated to move the camera 100 to the position of the upper panel 13 positioned. The bolt 100 is moved to the bolt fastening position, where the camera 100 confirms the bolt fastening position. Then, the swivel member 99 is swung to place the bolt tightening / releasing means 27 in place of the camera 100 at the bolt fastening position, and then shown in FIG. As described above, the socket 105 is attached to a bolt (not shown) by rotating the second movable arm 28 or the like, the rod 108 of the air cylinder 107 is retracted, and the locked state of the socket 105 by the lock ring 110 is released. Thus, while allowing the displacement of the bolt of the socket 105 with respect to the axis of the socket,
The upper panel 13 is bolted by rotating 05. The upper mold 31 is assembled on the lower mold 19 by repeating these operations. On the other hand, when dismantling the upper formwork, these operations are performed in substantially the reverse order to dismantle the upper formwork 31 and remove it from the furnace. In addition, when assembling the upper formwork, if the upper panel 13 disappears in the upper panel storage section 12 on the upper floor 11, another upper panel storage section 12
, The assembly of the upper formwork 31 is continued. On the contrary, the upper panel 13 lifted from the furnace body 16 can be sequentially returned to the upper panel storage section 12. The conical mold 115 is assembled and disassembled at a predetermined time when the upper and lower molds 19 and 31 are assembled and disassembled.

In this manner, the automatic assembling and disassembly of the upper mold 31 can be realized, and the means for automatically assembling and removing the lower mold 19 can be developed on the basis of this means. It is also possible to realize a fully automatic assembly and disassembly operation of the core for lining refractory construction in which the irregular-shaped refractory 113 is built. Further, a panel positioning device 25 of the upper panel assembling and dismantling truck 21 from the receiving port 15 of the furnace body 16,
The bolt tightening device 29 is carried into the furnace body 16 and
The upper and lower disassembled trolleys 21 are assembled by connecting the upper and lower disassembled trolleys 21 with the connecting fittings 47, so that the upper and lower disassembled trolleys 21 can be easily put in and out of the furnace body 16 and can be put in and out from the receiving port 15. The need for a compact design is reduced, and the degree of freedom in design is increased.

Further, the camera 100 of the bolt tightening / closing device 29
The upper panel 13 is fastened or removed by confirming the bolt fastening position by using the bolt tightening and loosening means 27 and then removing and attaching the bolt.
7, it is possible to accurately recognize the bolt tightening / loosening position, whereby even if the bolt tightening / loosening free adjusting means 26 is not provided, the risk of damage to members around the bolt when the bolt is tightened / loosened is reduced. If the bolt tightening and loosening adjusting means 26 is arranged in parallel as described above, the frequency of damage to the bolt peripheral members can be further reduced.

Although the embodiment of the present invention has been described above, the present invention is not limited to this embodiment, and even if there are design changes and operation changes without departing from the gist, the present invention is included in the present invention. It is. For example, in the embodiment, the upper panel storage section is arranged on the upper floor of the work place. However, without being limited to this, the upper panels are directly arranged on the upper floor, or the worker is placed at a predetermined position each time. Is also good.

Further, the upper panel loading / unloading device and the upper panel disassembly truck need not be limited to the structure of the embodiment, and may have any structure as long as they fulfill their respective functions. In particular, the panel positioning freely adjusting means and the upper panel bolt tightening and loosening adjusting means need not be limited to those having the structure of the embodiment, and the upper panel is positioned at a predetermined upper panel assembly position, or Any structure may be used as long as the structure can allow displacement with respect to the bolt axis at the time of bolt fastening.

Further, in the embodiment, the upper panel disassembly truck is separated into a panel positioning device and a bolt tightening / releasing device that can be connected to each other. However, the present invention is not limited to this. May be arranged side by side on a truck. Further, in the embodiment, the camera for confirming the bolt fastening position is mounted on the bolt tightening and loosening device, but the invention is not necessarily limited to this.

[0037]

According to the method and the apparatus for automatically assembling and disassembling a core for refractory construction of a mixed iron car lining according to the first to fourth aspects, one piece of the core is assembled in the furnace by the upper panel insertion / removal device when assembling the upper form. The upper panel carried by each is received by the receiving portion of the movable arm of the upper panel assembly dismantling cart, and then the upper panel is moved to a predetermined upper panel assembling position, and then the upper panel is positioned by the panel positioning freely adjusting means. Then, the upper panel is assembled on the lower mold by bolting the upper panel with the bolt tightening and loosening means while allowing the positional shift by the bolt tightening and loosening adjusting means. Work is performed in the reverse order, so that the upper formwork assembling and dismantling work of the core for lining refractory construction that builds an amorphous refractory inside the furnace can be realized. .

In particular, in the automatic assembling and disassembling apparatus for a refractory construction work for a refractory lining of a mixed iron car according to the third aspect, the panel positioning apparatus side and the bolt tightening apparatus side are brought into the furnace from the receiving port. The upper panel assembly and disassembly cart is assembled by connecting both, so that the upper panel assembly and disassembly cart can be easily put in and out of the furnace, and the upper panel assembly and disassembly cart having both main components of both devices can be used. In addition, there is no need to design a compact size that can be taken in and out of the receiving port, and the degree of freedom in design is increased.

In the automatic assembling and disassembling apparatus for a refractory lining of a mixed iron car according to a fourth aspect of the present invention, the camera is mounted on the bolt tightening and loosening device. Can be accurately recognized, and the risk of damage to members around the bolt when the bolt is tightened or loosened can be reduced even if there is no free adjustment means for tightening and loosening the bolt.

[Brief description of the drawings]

FIG. 1 is an overall side view of an automatic assembling and disassembling apparatus for a core for refractory construction of a mixed iron car according to one embodiment of the present invention.

FIG. 2 is a plan view of the same.

FIG. 3 is an enlarged plan view of an upper panel storage unit.

FIG. 4 is an enlarged sectional view of a main part of an upper panel storage unit.

FIG. 5 is a cross-sectional view showing a state where the upper panel is put in and taken out of the furnace.

FIG. 6 is an enlarged plan view of the upper panel assembly and disassembly cart.

FIG. 7 is an enlarged side view of the upper panel disassembly cart.

FIG. 8 is an enlarged rear view of a main part of the panel positioning device.

FIG. 9 is an enlarged side view of a main part of the panel positioning device.

FIG. 10 is an enlarged side view of a panel positioning freely adjusting means.

FIG. 11 is an enlarged front view of the panel positioning freely adjusting means.

FIG. 12 is an enlarged side view of a bolt tightening and loosening adjusting means.

[Explanation of symbols]

DESCRIPTION OF REFERENCE NUMERALS 10 Automatic assembly and disassembly apparatus for core for refractory construction of mixed iron car lining 11 Upper floor 12 Upper panel storage unit 13 Upper panel 13a Mounting piece 13b Through hole 14 Mixed iron car 15 Inlet port 16 Furnace body 17 Rotating arm 18 Upper panel access device DESCRIPTION OF SYMBOLS 19 Lower formwork 20 Guide rail 21 Upper panel disassembly trolley 22 Receiving part 23 Adjustable means for panel positioning 24 First movable arm 25 Panel positioning device 26 Adjustable means for bolt tightening and loosening 27 Bolt tightening and loosening means 28 Second Movable arm 29 Bolt tightening and loosening device 30 Rack 31 Upper mold 32 Upper panel block 33 Support member 34 Connecting shaft 35 Horizontal frame 36 Air cylinder 37 Rod 38 Link 39 Base 40 Swivel base 41 Vertical link 43 Holding cylinder 44 Hydraulic cylinder 45 Rod 46 Suction part 47 Connection fitting 48 Bogie 9 Stopper 49a Base plate 50 Short rail 51 Slider 52 Mounting plate 53 Bearing 54 Pin 56 Ring gear 58 Rotating motor 59 Output shaft 60 Gear 61 Bearing 62 Nut 63 Ball screw 63a Plate 64 Lifting platform 64a Base 65 Lifting motor 66 Output shaft 67 Gear 68 Gear 69 Rotating shaft 70 Bevel gear 71 Bevel gear 72 Hydraulic cylinder 73 Rod 74 Elevating plate 75 Hemispheric projection 76 Spring support projection 77 Rocking plate 78 Conical recess 79 Positioning member 80 Spring 81 Recess 82 Floating lock joint 83 Mounting plate 84 Mounting stand 85 Rod 86 Hydraulic cylinder 87 L-shaped plate 88 Arm 90 Guide rod 91 Bogie 92 Traveling motor 93 Rail 94 Slider 95 Sliding plate 96 Sliding motor 9 6a Base 97 Swivel base 98 Vertical link 99 Swivel member 100 Camera 101 Tightening / releasing motor 102 Output shaft 103 Spring 104 Universal joint 105 Socket 105a Flange 106 Bracket 107 Air cylinder 108 Rod 109 Lifting plate 110 Lock ring 111 Guide rod 112 Guide ring 113 Irregular refractories 114 Openings 115 Conical formwork 116 Stopper form

──────────────────────────────────────────────────続 き Continuing from the front page (72) Inventor Junji Yamada 1-1, Hibata-cho, Tobata-ku, Kitakyushu-shi, Fukuoka Nippon Steel Corporation Yawata Works (58) Fields surveyed (Int. Cl. ⁷ , DB Name) F27D 1/16 C21C 1/06

Claims (4)

(57) [Claims] 1. An upper panel loading / unloading device arranged on an upper floor of a work place, carries upper panels one by one into a furnace through a receiving port of a mixed iron wheel, and transfers the upper panels to a lower part assembled to a lower part of the furnace body. The upper panel is moved to a predetermined upper panel assembling position by receiving the movable arm, the movable arm and the upper panel assembling and disassembling truck moving on the formwork. Then, after positioning the upper panel through the panel positioning free adjusting means, the upper panel is bolted by the bolt tightening and loosening means while allowing the positional shift by the bolt tightening and loosening adjustable means, and then the furnace body The above operations are sequentially repeated until the upper formwork is assembled on the upper part of the work.When disassembling the formwork, the upper panel is received by the receiving portion of the movable arm. In the state, the bolt is removed by the bolt tightening / loosening means using the bolt tightening / loosening adjustable means, and the movable arm, the upper panel disassembled by the upper panel disassembly truck is moved to the vicinity of the receiving port, The work of transferring the upper panel held by the receiving portion to the upper panel loading / unloading device is sequentially repeated until the removal of the upper panel assembled in the furnace is completed. Automatic assembly and dismantling method for cores for refractory construction. 2. A rotating arm which is disposed on an upper floor of a work place and which allows upper panels stored in an upper panel storage section on the upper floor to be put into and taken out of a furnace from a receiving port of the mixed iron wheel one by one. An upper panel loading / unloading device, and an upper panel disassembly truck that moves along a guide rail on a lower mold pre-assembled on the lower part of the furnace body, wherein the upper panel assembly disassembly truck has a support for the upper panel. The first part in which the panel positioning free adjustment means is attached to the part
A panel positioning device having a movable arm, and a bolt tightening / loosening device having a second movable arm to which a bolt tightening / loosening means having a bolt tightening / loosening freely adjusting means for the upper panel is attached. Features Automatic assembly and disassembly equipment for cores for refractory construction for mixed iron car linings. 3. The refractory lining of a mixed iron vehicle according to claim 2, wherein the upper panel disassembly truck is separated into the panel positioning device side and the bolt tightening device side which can be connected to each other. Automatic assembling and dismantling equipment for cores for construction work. 4. The automatic assembling and disassembling apparatus for a refractory lining according to claim 2, wherein a camera for confirming a bolt fastening position is mounted on the bolt tightening and loosening apparatus.