KR20110074021A - Mounting and handling apparatus of satellite body panel - Google Patents

Abstract

PURPOSE: A device for holding and handling the body panel of a satellite is provided to improve the efficiency and stability of an assembling process since the body panel of the satellite can be easily and stably mounted on a mounting surface. CONSTITUTION: A device for holding and handling the body panel of a satellite comprises a strong back, a lifting tool(20) and a trolley(30). The strong back is coupled to the body panel of the satellite. The lifting tool lifts and moves the strong back using a plurality of lifting strings(22). The trolley enables the strong back moved through the lifting tool to be mounted. The trolley rotates the mounted strong back.

Description

Mounting and handling apparatus of satellite body panel

The present invention relates to a satellite body panel mounting and handling device, and more particularly, to a satellite body panel mounting and handling device which is an assembly support equipment for the satellite body mounting and handling of a body panel mounted with a heavy weight.

In general, since the satellite is launched in a limited space called a pairing on the top of the projectile, it is important to carry out an optimal design considering the mounting method and position of the payloads to have the compactest possible configuration.

Moreover, this demand is more urgently required by the current trend of larger payloads.

To date, payloads installed inside satellites have generally been mounted up and down on platforms that divide the interior space horizontally.

In addition, as described above, in order to utilize the internal space of the satellite more efficiently, recently, weight payloads have been mounted on the body panel of the satellite body.

However, in the above case, as the weight of the body panel is increased, the detachment and handling work by the worker's manpower becomes difficult, and since the heavy weight is mounted on the structurally weak body panel, the load is applied in the form of concentrated mass. If you handle the whole panel by grasping the end of the body panel, the panel may be seriously damaged.

In the case of small and medium-sized satellites that have been developed so far, payloads are installed horizontally on a number of platforms mainly inside the satellite body, in which case the body panel is relatively lightweight and mainly serves to protect the interior of the satellite body. It was easy to handle by.

In this case, when access to the space inside the satellite is required, the panel can be easily removed by dismantling the bolt fastened around the body panel and can be easily moved to the storage place by the worker's personnel.

In this case, the mounting and handling work of the body panel could be performed without the use of a separate support device.

However, when the body panel is enlarged and the weight payload is mounted, the handling in the above manner causes a problem that may cause serious damage to the expensive payload mounted on the panel and the upper surface.

An object of the present invention for solving the above problems, the assembly support to improve the existing operating concept and work method to overcome the difficulties of mounting and handling the body panel newly emerging as the size and weight of the satellite. The present invention provides a satellite body panel mounting and handling device.

According to an embodiment of the present invention for achieving the above object, a satellite body panel mounting and handling device for mounting and handling a satellite body panel equipped with a heavy payload, is coupled to the body panel of the satellite Strong bag; A lifting jig coupled to a crane with a plurality of slings to lift and move the strong bag using a plurality of lifting strings; And a trolley for allowing the strong bag moved through the lifting jig to be seated and rotating the seated strong bag.

According to an embodiment of the present invention, the strong bag is provided with a plurality of lifting parts to be combined with the lifting jig to be lifted.

According to an embodiment of the present invention, the lifting jig is provided with a connecting portion in each of the four direction corners so as to lift the strong back and the body panel in a vertical posture or a horizontal posture.

According to an embodiment of the present invention, the trolley is combined with a plurality of aluminum frames with a dolly for allowing the body panel moved through the lifting jig to be seated and fixed, the whole to rotate the spindle, and the In contrast, the support frame body for supporting the rotating portion, and the support frame body is composed of a plurality of casters provided at the lower end to move.

According to an embodiment of the present invention, the rotating part is made up of a worm gear, the worm reducer to control the rotational speed of the different, the handle to enable the direction of the body panel to be switched by the attraction, and the rotation generated by the handle It consists of a rotary wheel for transmitting the attraction force to the worm reducer, and a compensation weight.

By developing an assembly support equipment for satellite body mounting and handling of a body panel equipped with a heavy load, such as a satellite body panel mounting and handling device according to the present invention, the efficiency and stability of satellite assembly work is greatly improved. I can get an effect

Hereinafter, with reference to the accompanying drawings a preferred embodiment of the satellite body panel mounting and handling device according to the present invention.

Figure 1 is a perspective view showing a satellite body panel mounting and handling device according to the invention, Figure 2 is a front view showing the mounting state of the strong back and the body panel according to the invention, Figure 3 is a side view of Figure 2, Figure 4 is 5A is a perspective view showing a lifting jig according to the present invention, FIG. 5B is a partially enlarged perspective view of the lifting jig, and FIGS. 6A to 6C are views of the rotating part of the satellite body panel mounting and handling device according to the present invention. 7 is a perspective view showing an embodiment of the satellite body panel mounting and handling device according to the invention, Figure 7 is a perspective view showing a vertical position of the strong back and the body panel lifted on the lifting jig.

As shown in FIG. 1, a satellite body panel 1 mounting and handling device for mounting and handling a satellite body panel 1 equipped with a heavy payload according to an embodiment of the present invention is a strong bag 10. , A lifting jig 20 and a trolley 30.

In general, the satellite body panel (1) is equipped with a high weight payload due to the structural weakness to the mounting often causes the body panel (1) itself can not be handled.

Therefore, in the present invention, the panel rotation trolley 30 and the lifting jig 20 provided to structurally reinforce the body panel 1 and to carry out the mounting and handling operations stably and easily. The strong bag 10 for providing a connection portion with and was designed and manufactured as in FIGS. 2 and 3.

The strong bag 10 has a plurality of fixing feet 12, preferably four fixed to four parts per body panel (1) to perform the role of a stand when the body panel (1) is removed and stored A foot 12 was provided and coupled to the body panel 1.

In addition, the strong back 10 has a handling point protruding from a plurality of, preferably two up and down portions, to enable two-point lifting (vertical lifting) and four-point lifting (horizontal lifting) of the body panel 1. The lifting unit 14 is provided to be lifted by being combined with the lifting jig 20.

Then, in order to mount the body panel 1 to the body of the satellite, he must maintain a vertical position (see FIG. 7) by two-point lifting, and attach it to the rotating trolley 30 to be described next or in a storage place. To be stored, the horizontal posture (see Fig. 6a) must be maintained in a four point lifting manner.

As described above, two independent lifting jig may be used to maintain the body panel 1 in a vertical posture or a horizontal posture, but in the present invention, the two types of lifting jig may be used to reduce design and manufacturing cost and to reduce storage space of the jig. Implemented integrated lifting jig 20 that can implement both configurations.

That is, the lifting jig 20 as in the present invention is coupled to the crane 2 with a plurality of slings 25 and wire ropes 3 as shown in FIGS. 5A and 5B and a plurality of lifting rows 22. The strong bag 10 serves to lift and move the strong bag 10 in a vertical posture or a horizontal posture.

In addition, the lifting jig 20 has a connection part 24 provided at each corner in four directions so as to lift the strong bag 10 and the body panel 1 in a vertical posture or a horizontal posture.

As shown in FIG. 5B, the connecting portion 24 of the lifting jig 20 is fixed to the lifting jig 20 and fixed to the lifting jig 20, and is fixed from the fixing piece 24-1. The rod 24-2, which is mounted to protrude to the length of the lifting rod 22, is connected to the rod 24-2, and the movable piece 24-3 that is slidably mounted along the rod 24-2.

Therefore, the connecting portion 24, the lifting rope 22 coupled with the strong bag 10 is firmly tied to the rod 24-2, and then the moving piece 24-3 is pushed toward the stationary piece 24-1. The tight lifting rope 22 is tightened to prevent it from being pushed outwards or from severely flowing between the moving piece 24-3 and the fixed piece 24-1.

As a result, the connecting portion 24 can prevent the strong shake of the strong bag 10 by the lifting string 22.

When the strong bag 10 and the body panel 1 are lifted vertically by the lifting jig 20, the mass of the same weight on the opposite side where the strong bag 10 and the body panel 1 are not suspended. The weight 26 is suspended to adjust the lifting balance (see FIG. 7).

On the other hand, when the strong back 10 and the body panel 1 is lifted vertically by the lifting jig 20, in other ways, that is, by adjusting the connection portion of the sling coming down from the crane (2) It is also possible to adjust the lifting balance.

Therefore, the lifting jig 20 as in the present invention is designed to compensate by attaching a mass weight 26 similar to the weight of the body panel 1 and the strong bag 10 on the opposite side, or the overhead crane 2 The sling 25 and the wire rope 3 coming down from the connection part is designed to be able to control the lifting balancing work for the body panel (1) of various configurations, which is a heavy weight body panel The problem of balancing caused by two-point lifting in (1) has been solved.

In addition, when mounting the body panel 1 of the vertical posture to the satellite body, a sufficient offset between the position of the panel and the crane connection portion can be provided so that the crane 2 or its associated sling 25 and the upper part of the satellite body are mounted. The collision and interference with the to avoid.

And, since the body panel (1) of the satellite is generally installed vertically, the device for converting from the vertical posture to the horizontal posture in order to store in the storage place after removal or to carry out work while the body panel (1) is placed on the work table. Is needed.

Therefore, in the case of the body panel (1) is equipped with a weight payload, the above operation also can not rely only on the manpower of the operator, it is necessary to support the equipment of the appropriate specification.

Accordingly, in the present invention, the panel rotating trolley 30 as shown in FIGS. 1 and 6A to 6C is implemented.

The trolley 30 allows the strong bag 10 and the body panel 1 to be moved through the lifting fixture 20 to be seated and the seated strong bag 10 and the body panel 1 to the vertical posture or the horizontal posture. It rotates.

Accordingly, the trolley 30 includes a dolly 32 for allowing the body panel 1 moved through the lifting jig 20 to be seated and fixed, and a rotating part 34 for rotating the dolly 32. The support frame body 36 is coupled to a plurality of aluminum frames 31 to support the chuck 32 and the rotating part 34, and the support frame body 36 performs the work while easily moving the work area. It is composed of a plurality of casters 38 provided in the lower end to be able to.

As shown in FIG. 4, the rotating part 34 is made up of a worm gear, and a worm reducer 34-1 for controlling the rotational speed of the pulsing 32 and the direction of the body panel 1 by manpower. A handle 34-2 for enabling the rotation, a rotary wheel 34-3 for transmitting the rotational attraction generated by the handle 34-2 to the worm reducer 34-1, and a compensation weight (not shown). O).

Therefore, in the panel rotation trolley 30 as described above, the operator operates the rotary knob 34-2 in the state in which the body panel 1 is mounted so that the direction of the body panel 1 is vertical or horizontal. Make it easy to switch.

The operation state of the satellite body panel 1 mounting and handling device according to the present invention having the above configuration will be briefly described with reference to FIGS. 6A to 6C.

The body panel (1) removed from the satellite is coupled to the strong bag (10) through a plurality of fixed feet (12).

Then, the lifting line 22 hanging on the lifting jig 20 is coupled to the lifting part 14 of the strong bag 10.

Then, using the overhead crane (2) to lift the strong back (10) to which the body panel (1) is coupled in a horizontal position to be seated on the upper side of the 32 (32) in the rotating trolley (30) and with a nut Fix it.

When the strong bag 10 is seated in a horizontal position on the side 32 of the trolley 30, the handle 34-2 of the rotating part 34 is moved to a vertical position to be mounted on the mounting surface of the satellite. To rotate otherwise 32.

When the difference 32 is rotated so that the strong bag 10 and the body panel 1 are in a vertical position, as shown in FIG. 7, the strong bag 10 and the body panel 1 are provided at one side of the lifting jig 20. Suspension and on the opposite side, the mass weight 26 of the weight corresponding to the strong bag 10 and the body panel 1 is suspended to balance the lifting balance.

If the balance for the lifting jig 20 is correct, using the overhead crane (2) to lift the strong back (10) and the body panel (1) and then move to the satellite to combine the body panel (1) to the mounting surface do.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of limitation in the scope of the appended claims. It will be understood by those skilled in the art that various modifications may be made and equivalents may be resorted to without departing from the scope of the appended claims.

1 is a perspective view showing a satellite body panel mounting and handling apparatus according to the present invention.

Figure 2 is a front view showing the mounting state of the strong back and the body panel according to the present invention.

3 is a side view of FIG. 2.

Figure 4 is a perspective view showing a rotating part of the satellite body panel mounting and handling apparatus according to the present invention.

Figure 5a is a perspective view showing a lifting jig according to the invention, Figure 5b is a partially enlarged perspective view of the lifting jig.

6a to 6c is a perspective view showing an embodiment of the satellite body panel mounting and handling apparatus according to the present invention.

7 is a perspective view showing a vertical position of the strong back and the body panel lifted on the lifting jig.

* Brief description of symbols for the main parts of the drawings *

1: body panel 2: crane

10: strong bag 12: fixed foot

14: lifting part 20: lifting fixture

22: connecting line 24: connecting part

24-1: fixing piece 24-2: rod

24-3: Moving Piece 30: Trolley

31: aluminum frame 32: unlike

34: rotating part 34-1: worm reducer

34-2: Handle 34-3: Rotary Wheel

36: support frame body 38: caster

Claims (9)

In the satellite body panel mounting and handling device for mounting and handling satellite body panel mounted with a heavy payload, Strong bag 10 coupled to the body panel 1 of the satellite; A lifting jig 20 coupled to the crane 2 by a plurality of slings 25 to lift and move the strong bag 10 using a plurality of lifting strings 22; And And a trolley (30) for allowing the strong bag (10) to be moved through the lifting jig (20) to be seated, and for rotating the seated strong bag (10). The method of claim 1, The body panel (1) and the strong bag (10) is a satellite body panel mounting and handling device, characterized in that coupled through a plurality of fixing feet (12). The method of claim 1, The strong bag (10) is a satellite body panel mounting and handling device, characterized in that a plurality of lifting portion 14 is provided with a lifting jig coupled to the lifting jig (20). The method of claim 1, The lifting jig 20 is a satellite body panel, characterized in that the connecting portion 24 is provided in each of the four corners so as to lift the strong bag 10 and the body panel 1 in a vertical posture or a horizontal posture. Mounting and handling device. The method of claim 4, wherein the connection portion 24, A fixing piece 24-1 mounted to the lifting jig 20, A rod 24-2 mounted to protrude from the fixing piece 24-1 to a predetermined length and allowing the lifting rope 22 to be tied up; Satellite body panel mounting and handling device, characterized in that consisting of a movable piece (24-3) that is slidably mounted along the rod (24-2). 5. The method of claim 4, When the strong bag 10 and the body panel 1 are lifted in a vertical position by the lifting jig 20, a satellite having a mass weight 26 of the same weight on the opposite side is suspended to adjust the lifting balance. Body panel mounting and handling device. 5. The method of claim 4, When the strong bag 10 and the body panel 1 are lifted in a vertical position by the lifting jig 20, the lifting balance is adjusted by adjusting the connection portion of the sling coming down from the crane 2; Satellite body panel mounting and handling device. The method of claim 1, wherein the trolley 30 Dali (32) to allow the body panel (1) moved through the lifting jig 20 to be seated and fixed, Rotating part 34 for rotating the difference 32, A support frame 36 coupled to a plurality of aluminum frames 31 to support the rake 32 and the rotary part 34; Satellite body panel mounting and handling device, characterized in that consisting of a plurality of casters (38) provided at the lower end to move the support frame (36). The method of claim 8, wherein the rotating part 34, A worm reducer 34-1 which consists of a worm gear to control the rotational speed of the drift 32; A handle 34-2 for changing the direction of the body panel 1 by a manpower, A rotary wheel 34-3 which transmits the rotational attraction generated by the handle 34-2 to the worm reducer 34-1; Satellite body panel mounting and handling device comprising a compensation weight.

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