KR102063387B1 - Loading apparatus for Iron Plates - Google Patents

Abstract

The present invention relates to a steel plate loading device for loading the iron plate in the receiving portion provided in the loading tower, and in particular to separate the iron plate bound to the wooden pallet from the wooden pallet and seated on the steel pallet to the steel pallet on the loading tower The present invention relates to a steel plate loading device for automating a loading operation of a steel plate to accommodate the productivity of the steel plate loading operation and improving the utilization efficiency of the loading tower receiving portion. Iron plate loading apparatus of the present invention, a steel plate loading device for loading the iron plate in the loading tower 20 consisting of a multi-stage receiving portion and a pallet loading device, including a plate support, pallet transfer unit, pallet detection unit and control unit It is characterized in that the configuration.

Description

Loading apparatus for Iron Plates}

The present invention relates to a steel plate loading device for loading the iron plate in the receiving portion provided in the loading tower, and in particular to separate the iron plate bound to the wooden pallet from the wooden pallet and seated on the steel pallet to the steel pallet on the loading tower The present invention relates to a steel plate loading device for automating a loading operation of a steel plate to accommodate the productivity of the steel plate loading operation and improving the utilization efficiency of the loading tower receiving portion.

In general, a factory that manufactures a variety of items using the iron plate is stored by loading various types of iron plate. However, these iron plates are difficult to store because they are different in thickness and different in size.

In general, in the case of storing steel plates in factories, steel plates having different dimensions are stacked and stored in one place in order to reduce the storage place. Accordingly, if you want to use the iron plate located on the bottom, there is a inconvenience to lift all the upper steel plate, there is a disadvantage that takes a lot of time and effort. Of course, in order to reduce the time and effort can be stored separately by sorting the iron plate by type, which has the disadvantage that the storage space is not used efficiently to use the space.

Accordingly, in recent years, a stacking tower having a plurality of housing sections is constituted, and a pallet stacking device for horizontally moving and vertically moving steel pallets housed in the housing section of the stacking tower is installed in front of the stacking tower to accommodate each stacking tower. The department has to keep different kinds of iron plates.

Such a loading tower classifies and stores steel plates by type, and with a pallet loading device, a steel pallet stacked with steel plates can be pulled out or stored from an accommodating part of the loading tower, and various kinds of steel plates can be conveniently stored in a factory. There is an advantage.

However, in the conventional loading tower described above, before the steel plate is seated on the steel plate mounting platform, the operation of separating the iron plate delivered to the wooden pallet from the wooden pallet must be performed, and the lower space of the loading tower cannot be utilized due to the steel plate loading stand. There is a problem.

On the other hand, as a result of examining the prior art related to the present invention, a number of patent documents were searched, and some of them are introduced as follows.

Patent document 1 is a plurality of drawers which can accommodate an iron plate; A stacking frame capable of supporting and stacking the plurality of drawers, respectively; A forklift that can lift the drawer directly; A first moving unit for moving the forklift in the front and rear directions; A second moving unit for moving the forklift in a vertical direction; By including a control unit for controlling the movement of the first and the second mobile unit, by using a plurality of stacked drawers has been described with respect to the iron plate automatic loading device that can reduce the space for loading the iron plate.

Patent Literature 2 discloses a plurality of pallets, a stacking frame capable of supporting and stacking pallets, a lifting unit capable of moving the pallets in the vertical direction of the stacking frame, and allowing pallets to be inserted into the stacking frame or from the stacking frame. And a control unit for controlling the movement of the lifting unit and the pulling in and out units, wherein each pallet includes wheels rotatably installed at the rear left and right sides so as to be used during the movement. And a supporting member fixed to the front left and right sides, and the height of the supporting member is determined so that the upper surface of the pallet can be inclined backward by a predetermined angle, so that a pallet containing a workpiece such as an iron plate is stored from the loading frame. When removed and moved to the lifting frame side, It even if the lift frame inclined upper surface of the pallet has been described with respect to a steel plate stacking apparatus which can maintain a horizontal position.

Domestic Utility Model Registration KR20-0351575 Y1 Domestic Patent Publication KR10-0637397 B1

The present invention has been made in order to solve the above problems of the prior art, simply by cutting the iron straps bound to the iron plate is separated from the wooden pallet and seated on the steel pallet to be stored in the loading tower to be stored in the loading tower It is an object of the present invention to provide a steel plate loading device that is automated to improve the productivity of the steel plate loading operation and the utilization efficiency of the loading tower receiving unit.

In addition, if the iron plate loading apparatus according to the present invention for separating the iron plate placed on the wooden pallet to be seated on the steel pallet is disposed in a position spaced apart from the loading tower, there is an object to utilize the lower receiving portion of the loading tower.

In addition, another object of the present invention is to provide a steel plate loading device that can be flexibly used for various pallets of various standards, while reducing the manufacturing cost.

Iron plate loading apparatus of the present invention for achieving the above object,

A steel plate on a loading tower consisting of a pallet stacking device consisting of a multi-stage receiving part that accommodates steel pallets, a vertical conveying means for moving the steel pallets up and down, and a horizontal conveying means for drawing the steel pallets out of or into the receiving parts. An apparatus for loading steel plates, comprising: a pair of first frames disposed at regular intervals in a longitudinal direction and a plurality of second frames disposed at predetermined intervals between the pair of first frames; ; A plurality of lifting means disposed in two rows in a pair of first frames at predetermined intervals; A plurality of support bars each installed to be supported on two lifting means disposed to face each other in the longitudinal direction; And a plurality of fixing pins disposed at predetermined intervals on the respective support bars and protruding between the gaps of the wooden pallets to directly support the iron plates loaded on the wooden pallets. A steel plate supporting portion and a pallet transfer unit for moving the steel pallet drawn out by the pallet loading apparatus to the upper side of the iron plate supporting portion or the steel pallet loaded with the iron plate to the pallet loading device, and the iron plate supporting portion Installed on the upper side and the pallet detecting unit consisting of a plurality of sensors for lifting and lowering the two lifting means arranged to face each other in the longitudinal direction by detecting the steel pallet and controls the operation of the plate support and pallet transfer unit And a control unit for controlling the elevating of the elevating means according to the signal of the pallet detecting unit. In addition, according to the iron plate loading apparatus of the present invention, the iron plate supporting unit may include the fixing pin. Is installed to be movable along, the iron plate support portion, the fixing pin is the support bar It is characterized in that it is installed so as to move along.

In addition, according to the iron plate loading apparatus of the present invention, the plate support portion is installed on each of the support plate provided in the four corners of the support plate and the support plate and the support plate is installed, the frame member is installed to the control unit It characterized in that it comprises a load cell for transmitting the load information.

In addition, according to the iron plate loading apparatus of the present invention, the control unit is input in advance to the type, thickness and unit load of the iron plate supplied to the loading tower and to which receiving unit to transfer the iron plate to be accommodated, measured by the load cell By dividing the total load of the iron plate by the unit load it is characterized in that the number of iron plate supplied to the corresponding receiving portion of the loading tower and the inventory amount of the iron plate loaded in each receiving portion.

In addition, according to the iron plate loading apparatus of the present invention, the control unit is to distinguish the type and thickness of the iron plate so that the iron plate is loaded on the receiving portion of the loading tower, to grasp the inventory amount according to the load of the iron plate loaded in each receiving portion It is characterized by.

In addition, according to the iron plate loading apparatus of the present invention, the steel pallet is a plurality of main frames arranged orthogonal to the moving direction, a plurality of connecting frames for connecting the main frames spaced apart at regular intervals, and the longitudinal direction It is installed on both ends of the main frame located in the front, characterized in that it comprises a locking hole coupled to the horizontal conveying means of the pallet loading device, and the moving wheels installed on the main frame in the front and rear of the moving direction.

In addition, according to the iron plate loading apparatus of the present invention, the sensor of the pallet detection unit is a certain degree ahead of the lifting means of the corresponding row so as to correspond to the rows of the two lifting means arranged to face each other in the longitudinal direction of the plate support portion. When the main frame of the steel pallet is detected by the sensor of the pallet detector, the control unit lowers the lifting means of the row so that the end thereof is positioned below the pallet transfer unit, and then the main frame is fixed pins of the row. When passing completely through, the lifting means is lifted to support the lifting plate is characterized in that to operate the two lifting means arranged to face each other in the row.

In addition, according to the iron plate loading apparatus of the present invention, the pallet conveying unit is a conveying conveyor is installed on the upper side to transfer the iron pallet of the pallet loading apparatus to the upper side of the iron plate receiving portion, a conveyor installed at the bottom to drive the conveying conveyor It characterized in that it comprises a drive motor.

Iron plate loading device of the present invention by simply cutting the string binding the iron plate is iron plate is separated from the wooden pallet and accommodated in the loading tower while being seated on the steel pallet to accommodate the productivity and loading tower of the iron plate loading operation There is an effect of improving the efficiency of wealth use.

In addition, by checking the weight of the iron plate loaded on the wooden pallet with a load cell, the number of iron plates loaded based on the weight of the unit iron plate according to the type and thickness of the iron plate can be checked, as well as the estimated weight and actual weight. Compared to have an effect that can be confirmed whether the product supply is made correctly.

In addition, if the iron plate loading apparatus according to the present invention to separate the iron plate placed on the wooden pallet to be seated on the steel pallet at a position spaced apart from the loading tower there is an effect that all the lower receiving portion of the loading tower can be utilized.

In addition, according to the iron plate loading apparatus of the present invention, by using a sensor to detect the main frame of the steel pallet and adjust the position of the lifting means provided in each column in accordance with the position of the main frame, the fixed pin installed on the lifting means Due to the effect that the movement of the steel pallet is limited does not occur.

In addition, according to another embodiment of the present invention, it can be used flexibly for wooden pallets of various specifications with different positions of the gap, it is possible to reduce the number of expensive equipment such as hydraulic cylinders or screw jacks to reduce the manufacturing cost You can expect.

1 is a block diagram showing the iron plate loading apparatus according to the present invention.
Figure 2 is a schematic perspective view of the iron plate loading apparatus of the present invention.
Figure 3 is a comparison of the steel frame and wood frame which is the main part of the present invention.
Figure 4 is a conceptual view of the operation of the iron support base portion of the present invention.
5 and 6 is a reference diagram showing a process of transferring the iron plate using the iron plate loading apparatus of the present invention.
7 is a configuration diagram showing a modification of the iron plate loading apparatus according to the present invention.
8 is a perspective view of the iron plate support according to another embodiment of the present invention.
9 is a perspective view showing a screw jack lifting means according to another embodiment of the present invention.

Hereinafter, the iron plate loading apparatus according to an embodiment of the present invention with reference to the accompanying drawings. Here, the plate support portion of the present embodiment is described as using a hydraulically operated cylinder as the lifting means, but the lifting means of the present invention is not limited to such a cylinder.

As shown in FIGS. 1 to 6, the iron plate loading apparatus 10 according to the present invention vertically moves the accommodation portion 25 and the steel pallet 30 of the multi-stage structure in which the steel pallet 30 is accommodated. For loading the iron plate in the loading tower 20 consisting of a pallet loading device 40 consisting of a horizontal conveying means for withdrawing the conveying means and the steel pallet 30 from the receptacle 25 or into the receptacle 25. As the steel plate loading device 10, a plurality of cylinders (11a) are arranged longitudinally and horizontally at regular intervals and protrudes between the gaps of the wooden pallet 55, using a rod (11b) of the cylinder (11a) hydraulically operated The iron plate support part 11 which directly supports the iron plate 50 mounted on the pallet 55, and the steel pallet 30 drawn out by the pallet loading apparatus 40 to the upper side of the iron plate support part 11 The steel pallet 30 which has been moved or loaded with steel plates A pallet conveying unit 12 for moving to the tray loading device 40 and an upper end side of the iron plate supporting part 11 are installed to sense the steel pallet 30 so that the rod 11b of the cylinder 11a is lifted. Control the operation of the pallet detection unit 13 and the plate support 11 and the pallet transfer unit 12 made up of a plurality of sensors (13 ') to be made according to the signal of the pallet detection unit (13) And a control unit for controlling 11a).

As shown in FIG. 3, the steel pallet 30 connects the plurality of main frames 31 arranged in parallel with the moving direction and the main frames 31 spaced apart at regular intervals. A plurality of connecting frames 32, a latch 33 which is installed at both ends of the main frame 31 located in the longitudinal direction, and to which the horizontal conveying means of the pallet stacking device 40 is coupled, It includes a moving wheel 34 installed on the main frame 31 at the rear. Since the inner frame of the main frame 31 is disposed horizontally in parallel with the moving direction, the number of lifting and lowering necessary times of the lifting means 111 of the steel plate supporting part 110 to be described later is minimized, and the logic of the controller for controlling the same is simple. Work can be done stably.

In addition, the sensor 13 ′ of the pallet detecting unit 13 may be disposed to a certain degree ahead of the cylinder 11a of the row so as to correspond to the row of the cylinder 11a of the plate support 11.

Accordingly, as shown in FIG. 4, when the main frame 31 of the steel pallet 30 is sensed by the sensor 13 ′ of the pallet detecting unit 13, the rod 11b of the entire cylinder 11a of the corresponding row is detected. ) Is lowered so that the end thereof is positioned below the pallet transfer part 12, and when the main frame 31 passes completely through the cylinder 11a of the row, the rod 11b is raised to support the iron plate 50. The cylinder 11a of the row is operated so as to operate. For reference, in FIG. 4, the cylinder corresponding to the main frame position of the steel pallet is shown in black.

In addition, the pallet transfer unit 12 is a transfer conveyor 12a which is installed on the upper side of the iron plate loading device 10 so as to transfer the steel pallet 30 of the pallet loading device 40 to the upper side of the plate support 11. And a conveyor driving motor 12b installed at the lower portion of the iron plate loading apparatus 10 to drive the transfer conveyor 12a.

5 and 6, the iron plate loading apparatus 10 of the present invention configured as described above is transported by a forklift while being stacked on a wooden pallet 55, and the iron plate seated on the upper side of the iron plate supporting part is a wooden pallet ( 55) After being separated from the steel pallet, the pallet is transferred to the pallet loading device in the loaded state so that the steel pallet loaded with the steel plate is accommodated in the receiving part of the loading tower.

Typically, the iron plate 50 is laminated on a wooden pallet 55 and delivered in a tied state by an iron string (not shown). As described above, the wooden pallet 55 having the iron plate 50 stacked thereon is lifted up by a forklift and then seated on the iron plate support 11 of the iron plate loading device 10. At this time, since the rods 11b provided in the plurality of cylinders 11a constituting the iron plate supporting part 11 maintain only the raised state to support only the iron plate, the iron strings are cut by cutting the iron strings (or before being loaded onto the forklift truck). As the forklift is retracted, as shown in FIG. 5 (b), the wooden pallet 55 may fall down to the bottom of the iron plate support 11 to be easily separated from the iron plate.

At this time, the interval between the lower end of the stacked iron plate 50 and the upper surface of the iron plate support 11 is greater than the height of the steel pallet 30, so that the steel pallet 30 can enter between them. Of course.

The pallet stacking device 40 supplies the steel pallet 30 to the pallet conveying unit 12 by hooking the horizontal conveying means to the engaging holes 33 provided at both ends of the main frame 31 located in the longitudinal direction.

As shown in FIG. 5 (c), the iron pallet 30 supplied from the pallet stacking device 40 moves in the direction of the iron plate supporting part 11 by the conveying conveyor 12a of the pallet conveying unit 12.

In this case, the sensor 13 ′ of the pallet detector 13 detects the main frame 31 of the steel pallet 30 and sends a signal to the controller, as shown in FIG. The control unit lowers the rod 11b of the entire cylinder 11a in a row corresponding to the sensor 13 'that detects the main frame 33 so that the rod 11b does not interfere with the movement of the steel pallet 30. do.

When the main frame 31 of the steel frame 30 passes completely through the cylinder 11a of the row, as shown in FIG. 5 (d), the rod 11b of the cylinder 11a is raised to form a steel plate ( It is natural to back up 50). However, the rod 11b that supports the main frame 31 of the steel pallet 30 when it is raised is controlled so as not to rise, as shown in FIGS. 6E and 6F.

As described above, the steel pallet 30 moves to the end of the plate support 11 while the rod 11b of each cylinder 11a is repeatedly lowered and raised according to the position of the main frame 31 as described above. When completed, as shown in Figure 6 (g), the raised rod (11b) is all lowered so that the iron plate 50 is seated on the upper surface of the steel pallet (30). The steel pallet 30 on which the iron plate 50 is loaded is moved toward the pallet stacking device 20 by the transfer conveyor 12a, as shown in FIG. 6 (h).

When the steel pallet 30 is completely out of the area of the iron plate support 11, by lifting a wooden pallet 55 that has fallen down the iron plate support 11 by using a forklift or the like to move to another position The wooden pallet 55 can be recovered.

The pallet loading device 40 accommodates the steel pallet 50 vertically and horizontally transferred by the pallet transfer unit 12 at a predetermined position of the loading tower 20. To this end, the pallet stacking device 40 horizontally moves the steel pallet 30 using a horizontal conveying means, then elevates the horizontal conveying means to a height of a predetermined accommodating portion 25, and then uses the horizontal conveying means. The steel pallet 30 is accommodated in the receiving portion 25 of the loading tower 20.

Steel plate loading device 10 according to the present invention is the pallet loading device 40 is installed vertically spaced apart from the pallet stacking device 40 of the stacking tower 20 because the vertical movement from the top to the bottom of the stacking tower is possible All (particularly, lower) receiving portions of the loading tower 20 can be utilized.

In the above, the loading of the iron plate loaded on the wooden pallet to the loading tower has been described. However, by adding a simple configuration, the number of the iron plate to be supplied is determined by measuring the load of the iron plate loaded on the wooden pallet, and the loading of the iron plate on the loading tower. You can manage the inventory of steel plates.

To this end, the type and thickness of the iron plate and the weight per sheet (hereinafter referred to as "unit load") supplied to the loading tower 20 should be input to the controller in advance by the operator. For example, in the cold rolled steel A type sheet, 65 sheets of 1219 mm (width) * 2438 mm (length) * 1 mm (thickness) are distributed in a wooden pallet tied with iron strings. For example, 3,000 kg) or the unit load of the iron plate (eg 3000/65 = 46 kg) is provided on the iron plate or provided in the transaction document. That is, the standard information is input to the controller in advance by the operator of the iron plate loading apparatus.

As shown in FIG. 7, in the present embodiment, the cylinders 11a of the iron plate supporting portion 11 are installed on all of the supporting plates 11c, and the supporting legs provided at four corners of the supporting plate 11c. 11e) under each of the load cells (11d) for transmitting the total load information of the steel plates loaded on the wooden pallet to the control unit, when the steel plates are placed on the wooden pallet 11 and the iron string is cut The wooden pallet falls down and only the iron plates are supported by the cylinder rod 11b of the iron plate support 11 so that the load cell 11d can measure the total load of the iron plates 50 only. The total load of the iron plates detected by the load cell 11d is transmitted to the controller.

At this time, since the unit load of the iron plate 50, which is determined according to the type and thickness of the iron plate 50, is previously known to the controller, the measured load of the iron plate 50 is divided by the unit load so that the entire iron plate 50 can be obtained. You can get a rough idea of the number of. In addition, when the number of the supplied steel plate 50 is known, the two values are compared by comparing the predetermined supply weight (information obtained by calculating the number of steel plates * unit load) and the actual supplied weight (loads of the steel plates measured by the load cell). By identifying this match, you can confirm that the product supply is accurate.

On the other hand, the iron plate 50 provided to be loaded on the loading tower 20, the standard information including the type and thickness of the iron plate is stored in advance in the control unit, the control unit is based on this standard information, which receiving plate what part (25) determines whether to transfer and store, and as a result of storing the information such as the type and thickness of the iron plate accommodated by each receiving portion 25, the quantity stored and the total weight of the iron plate stored therein is stored by the administrator To be managed.

When the steel plate 50 is divided into types and thicknesses and loaded on each receiving portion 25 of the loading tower 20, the unit load of the loaded steel plate 50 and the iron plate 50 loaded on the receiving portion 25. By comparing the total weight of the steel plate 50 can be easily grasped the stock amount of each receiving unit 25, the desired receiving portion of the loading tower 20 by the desired number of steel plates 50 of the desired type and thickness as needed It is possible to easily withdraw from (25) and use it.

8 is a perspective view showing the iron plate support according to another embodiment of the present invention.

Referring to FIG. 8, the iron plate support 110 according to another embodiment of the present invention includes a frame member, a plurality of lifting means 111, a plurality of support bars 115, and a plurality of fixing pins 116. Include.

The frame member may include a pair of first frames 112 and a pair of second frames 113. The pair of first frames 112 are arranged at regular intervals in the longitudinal direction, and the pair of second frames 113 are installed at regular intervals between the pair of first frames 112 to provide a pair of The first frame 112 is connected to each other to be horizontal to support. Reference numeral 114 denotes a fixing plate for fixing the frame member to the supporting plate 11c.

The elevating means 111 is arranged in a plurality of two rows in a pair of first frame 112 at regular intervals. Lifting means 111 of the present embodiment is the cylinder 111a which is installed to protrude upward on the first frame 112, the end is fixed to the lower surface of the support bar 115 and can be lifted up and down the cylinder (111a) It may be installed to be made of a rod 111b for moving the support bar 115 up and down. Reference numeral 119 denotes a fixing plate for allowing the cylinder 111a to be fixed on the first frame 112.

The support bar 115 is installed so that both bottom surfaces thereof are supported on each rod 111b of the two lifting means 111 arranged to face each other in the longitudinal direction, and the support bar 115 is provided with the first frame 112. A plurality of each of the lifting means 111 is provided along each. In this case, a fixing screw 118 may be coupled to a portion of the support bar 115 to which the rod 111b is connected to fix the ends of the support bar 115 and the rod 111b to each other.

A plurality of fixing pins 116 are disposed on each support bar 118 at regular intervals, and the fixing pins 116 protrude between the gaps of the wooden pallets 55 to be loaded on the wooden pallets 55 ( 50) to support the lower surface.

In addition, the fixing pin 116 may include a fixing part 116b formed to surround the top and both sides of the support bar 115 and a pin part 116a protruding upward on the upper surface of the fixing part 116b. Can be. Then, a screw hole (not shown) is formed on the side of the fixing part 116b so that the fixing screw 117 may be coupled to the side of the support bar 115.

As the conventional wooden pallet is not standardized, the positions of the gaps formed in the wooden pallets are different for each manufacturer, so in the case of the previous embodiment in which the rod of the cylinder directly supports the lower surface of the wooden pallet, it is necessary to manufacture the cylinder in accordance with the wooden pallet. There is. However, in the present embodiment, since the fixing pin 116 is coupled to slide along the support bar 115, the fixing screw 117 is loosened to adjust the fixing portion 116b to a position that fits the gap of the wooden pallet 55. After the fixing screw 117 is fixed again so as not to move to the support bar 115 can be applied to various types of wooden pallets regardless of the position of the gap.

At this time, the fixing part 116b may be formed in a square shape so as to wrap up to the lower surface of the support bar 115, if necessary, in this case, the fixing part 116b is slid or moved along the support bar 115. When fixing to the 115, it is possible to improve the installation stability of the fixing pin 116.

Referring to the operation of the iron plate support 110 configured as described above, the iron pallet 30 supplied from the pallet stacking device 40 is the iron plate support of the present embodiment by the conveyer 12a of the pallet transfer unit 12 Move in the (110) direction.

At this time, the sensor 13 ′ of the pallet detector 13 detects the main frame 31 of the steel pallet 30 and sends a signal to the controller, and the controller detects the main frame 33. Movement of the steel pallet 30 by lowering each rod 111b of the two lifting means 111 arranged in a row corresponding to 13 ') so that the fixing pins 116 installed on the support bar 115 are lowered together. Do not interfere with the fixing pin 116.

When the main frame 31 of the steel pallet 30 passes completely through the fixing pins 116 of the row, each rod 111b of the two lifting means 111 is raised so that the steel plate 50 does not sag. It is natural to support again.

Thus, the steel pallet 30 is the steel plate supporting part 110 while the rods 111b of the two lifting means 111 are disposed to face each other in the corresponding rows according to the position of the main frame 31. When the movement is completed to the end of the), all of the raised rod (111b) is lowered so that the iron plate 50 is seated on the upper surface of the steel pallet (30). The iron pallet 30 on which the iron plate 50 is loaded is moved toward the pallet stacking device 20 by the transfer conveyor 12a.

And, if the steel pallet 30 completely out of the area of the iron plate support 110, by lifting the wooden pallet 55 fell down of the iron plate support 110 using a forklift, etc. to move to another position. The wooden pallet 55 can be recovered.

At this time, the pallet loading device 40 is to receive the steel pallet 50 vertically and horizontally transferred by the pallet transfer unit 12 at a predetermined position of the loading tower (20). To this end, the pallet stacking device 40 horizontally moves the steel pallet 30 using a horizontal conveying means, then elevates the horizontal conveying means to a height of a predetermined accommodating portion 25, and then uses the horizontal conveying means. The steel pallet 30 is accommodated in the receiving portion 25 of the loading tower 20.

According to the present embodiment, since only two lifting members are required for each position to move up and down the six fixing pins when moving the steel pallet, there is an advantage of reducing the manufacturing cost compared to the previous embodiment.

9 is a perspective view showing a screw jack of the lifting means according to another embodiment of the present invention.

Referring to Figure 9, the lifting means of the present invention may be made of a screw jack. The screw jack is installed in the screw cover 1111, the screw cover 1111, which is formed to extend in the vertical direction, and can be lifted up and down, and a portion of the screw cover 1111 is exposed through the top of the screw 1112 to serve as a rod of the cylinder. , A screw box 1115 disposed on the top of the screw cover 1111 and provided with a worm wheel (worm gear) to be interlocked with the screw 1112 therein and installed to expose a part of the worm screw 1114 interlocked with the worm wheel; A fixing plate 1113 may be integrated with the screw box 1115 to fix the screw box 1115 so as not to move when the worm wheel is driven. When the worm screw 1114 is rotated to rotate the worm wheel engaged with the worm screw 1114 in the screw box 1115, the screw 1112 engaged with the worm wheel is raised or lowered according to the rotation direction of the worm wheel. .

Although described and illustrated with reference to some embodiments for illustrating the technical idea of the present invention, the present invention is not limited to the configuration and operation as described above, it deviates from the scope of the technical idea described in the specification It will be appreciated by those skilled in the art that many changes and modifications can be made to the invention without departing from the scope of the invention. Accordingly, all such suitable changes and modifications and equivalents should be considered to be within the scope of the present invention.

10 ... Steel Loading Device
11.Steel Plate Base
11a ... cylinder
11b ... load
11c ... support plate
11d ... load cell
11e ...
12.Pallet transfer section
12a .... feed conveyor
12b ... Conveyor Drive Motor
13 ... pallet detection unit
13 '... sensor
20 ... Loading Tower
25 ...
30 ... Steel Pallets
31.Main frame
32 ... connection frame
33.
34 ... Moving Wheels
40 ... pallet loading device
50 iron plate
55.Wood pallet
110.Steel Plate Base
111
111a ... cylinder
111b ... load
112 ... First Frame
113 ... 2nd frame
114.Fixed Edition
115 ... Jijiba
116 fixing pins
116a ... pin section
116b ... government
117 fixing screws
118 fixing screws
119 ...

Claims (4)

Receiving portion 25 of the multi-stage structure that the steel pallet 30 is accommodated
It is composed of a pallet loading device 40 consisting of a vertical conveying means for moving the steel pallet 30 in the vertical direction and a horizontal conveying means for withdrawing the steel pallet 30 from the receiving portion 25 or into the receiving portion 25. As a steel plate loading device for loading the iron plate in the loading tower 20,
Frame member including a pair of first frames 112 disposed in the longitudinal direction at a predetermined interval and a plurality of second frames 113 are installed at a predetermined interval between the pair of first frames 112. ; A plurality of elevating means (111) disposed in two rows in a pair of first frames (112) at regular intervals and made of a screw jack; A plurality of support bars 115 respectively installed to be supported on two lifting means 111 arranged to face each other in the longitudinal direction; And a plurality of fixing pins 116 disposed on the support bars 115 at a predetermined interval and protruding between the gaps of the wooden pallets 55 to directly support the iron plate 50 loaded on the wooden pallets 55. ; Iron plate support portion 110 and including;
The steel pallet 30 drawn out by the pallet stacking device 40 is moved to an upper side of the iron plate support 110, or the steel pallet 30 on which the steel plate 50 is loaded is loaded on the pallet stacking device 40. Pallet transfer unit 12 for moving to,
It is installed on the upper side of the plate support 110, and the plurality of sensors (13 ') to raise and lower the two lifting means 111 disposed to face each other in the longitudinal direction by detecting the steel pallet (30). Pallet detection unit 13 made of
It is configured to include a control unit for controlling the operation of the lifting plate 111 and the pallet transfer unit 12 and controls the lifting and lowering of the lifting means 111 in accordance with the signal of the pallet detecting unit 13,
The lifting means 111 is
A screw cover 1111 elongated in the vertical direction;
A screw 1112 installed in the screw cover 111 so as to be lifted and lowered and partially exposed through the top of the screw cover to serve as a cylinder rod;
A screw box 1115 positioned on the top of the screw cover 111 and provided with a wheel for interlocking therewith with a screw 1112 and installed with a wheel 1114 connected to the wheel for exposing to the outside; And
And a fixing plate 1113 integrated with the screw box 1115 to fix the screw box 1115 so as not to move when the wheel is driven.
When the screw 1114 is rotated to rotate the wheel that is engaged with the screw 1114 in the screw box 1115, the screw 1112 engaged with the wheel is raised or lowered according to the direction of rotation of the wheel.
The support bar 115 is
Two lower surfaces are installed on the two lifting means 111 disposed to face each other in the longitudinal direction, and a plurality of the lifting means 111 is provided along the first frame 112, one each for each of the lifting means 111.
The fixing pin 116 is
It includes a fixing portion 116b is formed to surround the upper surface and both sides of the support bar 115 and a pin portion 116a protruding upward on the upper surface of the fixing portion 116b,
The fixing part 116b is formed in a square shape so as to surround the lower surface of the support bar 115 so that the fixing part 116b of the fixing pin 116 is slidably moved along the support bar 115. Iron plate loading device characterized in that.
The method of claim 1,
The iron plate support 110 is
A support plate 11c on which the frame member is installed;
It is characterized in that it comprises a load cell (11d) is installed on each of the support legs (11e) provided at the four corners of the support plate (11c) so as to measure the load of the iron plate (50) to transmit the load information to the control unit Iron plate loading device. The method of claim 2,
The control unit inputs in advance the type, thickness and unit load of the iron plate 50 supplied to the loading tower 20, and to which receiving portion 25 the iron plate is to be transferred and stored, and by the load cell 11d. The total load of the measured iron plates 50 is divided by the unit load, and the number of the iron plates 50 supplied to the corresponding receiving portion 25 of the loading tower 20 and the iron plates 50 loaded on each receiving portion 25. Iron plate loading apparatus characterized in that the stock of the). delete

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