KR200222712Y1 - Handing apparatus of the ship's bottom - Google Patents

Abstract

The present invention is a pre-treatment device for pre-treating the lower part of the vessel, the driving wheels are installed on both sides of the mobile bogie body, and the driving unit, the control unit and the pre-treatment device elevating device are installed on the upper surface of the mobile bogie body, the pre-treatment device elevating device A mobile trolley provided with a lifting cylinder for driving the motor; A lighting lamp installed at the front of the mobile cart body to be used for night work; A pretreatment part connecting rod connected to the front of the pretreatment device elevating device and provided with pretreatment part buffer devices on both sides; A pretreatment device inclination device connected to the pretreatment unit connecting rod to adjust an angle of the pretreatment device; A blast unit installed on the front surface of the inclination device of the pretreatment device to be in close contact with the weld bead surface, and projecting the abrasive to the work target area using a centrifugal wheel on the pretreatment target part; A projection chamber installed below the blast unit and formed to be in close contact with the weld bead surface; Roll papers installed at the rear of the pretreatment device and installed at two sides of the blast unit, and installed inside the outer storage box having a case shape; And a dust collector installed at the rear of the mobile truck to install a dust collector motor to collect pollutants.

Description

Handling apparatus of the ship's bottom}

The present invention relates to a pretreatment apparatus used to pretreat the bottom surface of a ship's bottom, more specifically, 300mm left and right around the welded joint created when joining the block in the dock during the ship's construction process. The pre-treatment work is done automatically for post-painting, and the blast unit and roll paper using impeller are mounted on the trolley so that the operator can visually run the trolley along the welding line (or pretreatment line). It relates to a bottom automatic pretreatment device designed to be.

In general, the parts of the ship where the blocks meet are joined by welding, and the welded lower part is subjected to pretreatment to smoothly process the paint before proceeding. The pretreatment work is to enter the lower part of the ship directly to perform the work.

Particularly, in the field, during the assembly process of the ship, when the block and the block assembled in the dock are combined, the pretreatment work is performed by welding joints orthogonal to the lower part of the ship and 300 mm of left and right widths centering on the weld. The work is to remove rust and foreign substances formed on the surface having roughness for the post-painting, and it is common for a worker to manually carry out the lower part of the ship of 180-200M length by using a work tool such as a grinding machine.

1 is a view showing a pre-treatment work by a conventional worker, the ship 10 to perform the assembly work in the dock is installed a plurality of lumber 12, 1.8m in height below the bottom of the ship 10 In the lower part, the worker usually looks at the upper part by using a work tool 14 such as a grinding machine or a steel brush and performs manual work.

As described above, the pretreatment of the weld joint formed in the lower part of the vessel, as well as giving a large crowd to the body of the worker who looks at the upper part, has a drawback that is very slow.

The present invention has been made in view of the above-described problems, the object of the present invention is to protect the body of the worker when pretreatment of the lower part of the ship block through the development of automated equipment of the work and the productivity of work efficiency due to improved working environment It is an object of the present invention to provide an automatic bottom pretreatment device capable of obtaining an increase.

In order to achieve the above object, the present invention, the driving wheels are installed on both sides of the moving cart body, and the driving unit, the control unit and the pretreatment device elevating device are installed on the upper surface of the moving cart body, and the pretreatment device elevating device is moved up and down. A moving trolley provided with a lifting cylinder for driving; A lighting lamp installed at the front of the mobile cart body to be used for night work; A pretreatment part connecting rod connected to the front of the pretreatment device elevating device and provided with pretreatment part buffer devices on both sides; A pretreatment device inclination device connected to the pretreatment unit connecting rod to adjust an angle of the pretreatment device; A blast unit installed on the front surface of the inclination device of the pretreatment device to be in close contact with the weld bead surface, and projecting the abrasive to the work target area using a centrifugal wheel on the pretreatment target part; A projection chamber installed below the blast unit and formed to be in close contact with the weld bead surface; Roll papers installed at the rear of the pretreatment device and installed at two sides of the blast unit, and installed inside the outer storage box having a case shape; And a dust collector installed at the rear of the mobile truck to install a dust collector motor to collect pollutants.

1 is a view showing a pretreatment operation by a conventional worker.

2 is a view showing a pretreatment device of the present invention.

Figure 3a is a conceptual diagram showing a workshop for building a vessel of the present invention, Figure 3b is a conceptual view of the pre-treatment unit installation of the present invention.

4 is a plan view of the pretreatment device of the present invention.

<Description of the code | symbol about the principal part of drawing>

30: ship 34: mobile truck

36: moving cart body 38: drive wheel

40: pretreatment device lifting device 44: lifting cylinder

48: lamp 50: pretreatment connecting rod

54: preprocessor buffer 56: preprocessor

58: blast unit 60: projection chamber

62: weld bead surface 64: rubber sheet

66: abrasive reservoir 68: nylon wheel

70: roll paper 72: paint residue

74: external stacker 76: roll paper drive motor

78: pretreatment device tilt device 80: dust collector

82: pretreatment line 84: dust collecting motor

Hereinafter, with reference to the accompanying drawings of the present invention will be described in detail a preferred embodiment for the operation and operation as follows.

Figure 2 is a view showing a pretreatment apparatus of the present invention, Figure 3a is a conceptual diagram showing a workshop for building a vessel of the present invention, Figure 3b is a conceptual diagram of the pretreatment device unit installation of the present invention.

As can be seen in Figure 2, the lower portion of the vessel 30 is provided with a pretreatment device 56 that moves in accordance with the movement of the moving bogie on the front surface of the mobile bogie 34.

The mobile trolley 34 has a plurality of driving wheels 38 installed on both sides of the mobile trolley body 36, and the driver's seat, the driving unit, the driving unit, the control unit, and the pretreatment device are elevated on the upper surface of the mobile trolley body 36. Install the device 40. The pre-treatment device elevating device 40 is provided with a lifting cylinder 44 to the bottom, the lifting cylinder 44 is one side is connected to the moving bogie body 36 and the other side is the front of the pre-treatment device elevating device 40 It is a structure that is connected to. The pretreatment unit connecting unit 50 is installed at the front of the lifting cylinder 44, and the pretreatment unit buffer unit 54 is installed at both sides of the pretreatment unit connecting unit 50 to connect the preprocessor 56 of the present invention.

The pretreatment device 56 is provided with components such as a blast unit 58, a projection chamber 60, a roll paper 70, a pretreatment device inclination device 78, and a dust collector 80.

As can be seen in Figure 3, the vessel 30 is about 180-200M in length, about 50M in width, the pretreatment work area is composed of a fairly large area. The pre-treatment work formed in the lower portion of the vessel 30 is the weld bead surface 62 and the paint remaining portion formed as a welded joint in the longitudinal direction and the transverse direction at the flat bottom of the bottom of the bottom after block mounting in the dock. 72.

In particular, as shown in FIG. 3B, the blasting blade constituting the blast unit 58 is in close contact with the welding bead surface 62 constituting the pretreatment line 82 of the ship 30, and the roll paper 70 is applied to the painting residue 72. ) Is a pretreatment device 56 is installed in a shape that is in close contact.

4 is a plan view of the pretreatment device of the present invention, wherein the pretreatment device 56 includes a blast unit 58 in contact with the weld bead surface 62, a projection chamber 60 for projecting and storing an abrasive, and a paint residue 72. ), The pretreatment device inclination device 78 for adjusting the angle by combining the roll paper 70, the blast unit 58, and the projection chamber 60, which are in close contact with each other, and a dust collecting device for storing contaminants such as dust (see FIG. 2). 80, etc. are installed.

The blast unit 58 is a pretreatment mechanism for projecting an abrasive onto a work target by using a centrifugal wheel on the pretreatment target portion, and an inclination apparatus capable of adjusting the projection angle of the abrasive so as to be accurately projected onto the target portion inside. Install it.

The projection chamber 60 is a mechanism that serves as a funnel (Hopper) to install the rubber plate 64 on the upper surface of the case in order to prevent the projected abrasive from leaking to the outside, the steel plate is strong wear resistance Using the abrasive reservoir 66 is installed, a hose for collecting dust (Dust) is connected to one side of the projection chamber (60). In addition, the projection chamber 60 is attached to the bottom of the projection chamber 60 is mounted to the nylon wheel 68 so as to be free to drive the projection chamber 60 is formed so as to maintain a constant distance from the welding bead surface of the pretreatment unit during the pretreatment operation. To perform smooth pretreatment.

The roll paper 70 is a mechanism that removes foreign matter from the paint residues on both sides of the welding line, and installs two sets on both sides of the blast unit 58, wraps the roll paper 70 inside, and opens the upper part. Install the roll paper drive motor 76 to the bottom of the outer stacker 74.

The pretreatment device inclination device 78 is installed by combining the blast unit 58 at the front and the roll paper 70 at the rear, and the angle of the pretreatment device 56 by the pretreatment device inclination device 78. Can be adjusted arbitrarily.

The dust collecting device 80 is installed at the rear of the mobile truck 34 and the dust collecting motor 84 is installed at the side of the dust collecting device to collect pollutants such as dust in the dust collecting device 80.

Referring to the operation state of the configuration of the present invention described above in detail.

As can be seen in Figures 2 and 3a, in the case of drying the vessel 30 in the dock, the pretreatment device 56, which is automatically driven by the moving trolley 34, is positioned at the lower part of the ship 30, and on the moving trolley 34. The crew worker operates the blast unit 58 and the roll paper 70 while driving the moving cart 34 along the pretreatment line 82 at a constant speed so that the weld bead surface 62 and the paint remaining portion, which are the pretreatment line 82, are moved. A pretreatment operation is performed around 72, wherein the blast unit 58 projects a welding bead surface, which is a work object, with an abrasive to remove rust and fine slag generated on the surface of the welding bead, and the projection chamber 60 Two sets of roll paper 70 installed on both sides of the roll paper drive motor 76 is rotated at high speed to remove foreign matter on the surface. The foreign substances generated during the work are collected by the dust collector 80 installed at the rear of the mobile truck, and the abrasive, which is a medium for pretreating the lower part of the vessel, is recovered after using for a certain period of time, and then supplied with new abrasives to improve the efficiency of the pretreatment work. Enhanced.

Looking at the effects of the present invention by the above-described configuration and operation are as follows.

When pretreatment of the bottom of the vessel using the pretreatment device of the present invention is to automatically proceed the pretreatment work by the moving truck, the operator has the effect that can proceed to the pretreatment work continuously if only the pretreatment device running.

In addition, the pre-treatment device is equipped with a dust collector can be changed to a clean and fresh place in the workplace can be replaced with environmentally friendly environment at work, work can proceed, using an automated device As a result, it is possible to obtain an increase in work productivity efficiency.

Claims (3)

The driving wheels 38 are installed on both sides of the moving trolley body 36, and the driver's seat, the driving unit, the driving unit, the control unit, and the pretreatment device elevating device 40 are installed on the upper surface of the moving trolley body 36. A moving trolley 34 having a lifting cylinder 44 for driving the lifting device 40 up and down; A lighting lamp 48 installed at the front of the mobile cart body 36 to be used for night work; A pretreatment unit connecting unit 50 connected to the front of the pretreatment device elevating unit and provided with elastic pretreatment unit shock absorbers 54 on both sides; A pretreatment device inclination device 78 connected to the pretreatment part connecting rod and installed to adjust the angle of the pretreatment device 56; A blast unit (64) installed on the front surface of the pretreatment device inclining apparatus to be in close contact with the welding bead surface, and projecting the abrasive to the work target area by using a centrifugal wheel on the pretreatment target part; A projection chamber (60) installed below the blast unit and formed to be in close contact with the welding bead surface (62); A roll paper 70 installed at the rear of the pretreatment device and installed at two sides of the blast unit 58 and installed inside the outer stacker 74 having a case shape; And a dust collecting device (80) installed at the rear of the moving cart (34) to install a dust collecting motor (84) to collect pollutants. The method of claim 1, wherein the projection chamber 60, the rubber plate 64 is installed on the upper surface of the case to prevent leakage of the projected abrasive to the outside, and serves as a funnel (Hopper) for storing the abrasive An abrasive storage unit 66 is installed to store the projected abrasive using a steel sheet having high abrasion resistance, and one side of the projection chamber 60 is connected with a dust collector 80 and a hose to collect dust. And, close to the bottom of the ship 30, the drive is free, and the auto-treatment of the bottom portion, characterized in that the nylon wheel 68 is installed so that the projection chamber 60 maintains a constant distance from the weld bead surface of the pretreatment portion. Device. 2. The roll paper (70) according to claim 1, wherein two rolls (70) are installed on both sides of the blast unit (58) so as to remove foreign substances in the paint residues on both sides of the welding line. Automatic pretreatment of the bottom portion, characterized in that the roll paper driving motor 76 is installed in the lower portion of the outer stacking box 74 of the structure that is opened.