Method of assembling a bulb bar for a ship

Abstract

The application discloses a kind of assembly methods of marine bulb plate.The assembly method of the marine bulb plate includes the following steps: S1, hoisting steel plate;S2, marking;S3, installing guiding device;S4, hoisting and positioning bulb plate;S5, welding fixation;S6, repeating S1-S5.The application solves the problem of the prior art that the operation is complicated, the work efficiency of the staff is low, and the labor load is large.

Description

TECHNICAL FIELD

[0001] The present application relates to the ship technology field, in particular to a kind of ship ball flat steel assembly method. BACKGROUND

[0002] Ball flat steel is a kind of ship steel, mainly as the reinforcing bar of ship plate.At present, when ball flat steel is assembled, first hoist ball flat steel to steel plate using lifting appliance, then personnel pry up ball flat steel using crowbar, set into anti-toppling device, then adjust the position of ball flat steel according to the pre-marking on steel plate, then weld and fix, the whole assembly process is relatively cumbersome, the work efficiency of worker is low, and the labor load is large. SUMMARY

[0003] In view of the deficiencies of the prior art, the purpose of the present application is to provide a kind of ship ball flat steel assembly method which simplifies operation process, thereby improving work efficiency and reducing labor load.

[0004] To achieve the above-mentioned purpose, the technical scheme of the ship ball flat steel assembly method of the present application is as follows:

[0005] A kind of ship ball flat steel assembly method, comprising the following steps:

[0006] S1, hoist steel plate: hoist steel plate to construction area;

[0007] S2, marking: draw a plurality of reference lines for assembling ball flat steel on the top surface of steel plate;

[0008] S3, install guide device: the guide device includes magnetic base, the top surface of the magnetic base is provided with guide column, when installing, place the magnetic base on both sides of one reference line, the side wall of one side of the magnetic base is aligned with the reference line, the side wall with switch of the magnetic base is flush with the edge of steel plate, rotate the switch of the magnetic base, and the magnetic base is adsorbed and fixed on the surface of steel plate;

[0009] S4, hoist and position ball flat steel:

[0010] S41, first install lifting appliance on both sides of ball flat steel, then hoist ball flat steel to construction area by means of hoisting equipment;the lifting appliance on one side is provided with first positioning mechanism, and the lifting appliance on the other side is provided with second positioning mechanism, the first positioning mechanism includes ball socket seat fixed to the side wall of lifting appliance, the ball socket seat is provided with universal ball, the end of universal ball extending out of the ball socket seat is provided with positioning sleeve matched with guide column, and the second positioning mechanism includes bottom plate fixed to the side wall of lifting appliance, and the bottom plate is provided with positioning waist-shaped hole matched with guide column;

[0011] S42, when the hoisting equipment hoists the ball flat steel to a proper height above the guide device, the positioning sleeve and the positioning waist hole sleeve are respectively sleeved on the outer sides of the guide columns on the corresponding sides, the ball flat steel is driven to slide downward along the side wall of the magnetic seat until the bottom surface of the ball flat steel completely matches the steel plate;

[0012] S5, welding and fixing: the ball flat steel and the steel plate are initially fixed through spot welding at the contact position, and then full welding connection is performed on the contact position of the ball flat steel and the steel plate after the lifting appliance and the guide device are removed;

[0013] S6, repeating S1-S5.

[0014] Preferably, the lifting appliance comprises a flat plate, the top surface of the flat plate is provided with a lifting ring, one side of the bottom surface of the flat plate is provided with a first vertical plate, and the other side is provided with a second vertical plate, the first vertical plate and the second vertical plate and the flat plate form a U-shaped structure, the first or second positioning mechanism is installed on the outer side wall of the first vertical plate, the second vertical plate is provided with a window, a lock tongue is hinged in the window, threaded holes are formed on the two sides of the lock tongue, and the second vertical plate is provided with a locking bolt matched with the first threaded hole.

[0015] Preferably, the outer side of the lock tongue is provided with a handle.

[0016] Preferably, the outer side of the U-shaped structure is provided with a first limiting plate for preventing the ball flat steel from slipping off.

[0017] Preferably, the guide column is fixed to the top of the magnetic seat through a guide column fixing plate, and one side of the guide column fixing plate is provided with a guide sliding surface facilitating the downward sliding of the ball flat steel.

[0018] Preferably, the top of the guide column is conical.

[0019] Preferably, a damping silica gel sleeve is arranged between the ball socket and the universal ball, and a second limiting plate is arranged at the bottom of the ball socket to prevent the damping silica gel sleeve from falling off.

[0020] Compared with the prior art, the present application has the following advantages:

[0021] 1. During the hoisting of the ball flat steel, the positioning sleeve and the positioning waist hole sleeve are respectively sleeved on the outer sides of the guide columns on the corresponding sides, and the ball flat steel slides downward along the side wall of the magnetic seat, so that the perpendicularity of the ball flat steel can be ensured, and after the bottom surface of the ball flat steel completely matches the steel plate, the position of the ball flat steel does not need to be adjusted in front and back and left and right, thereby simplifying the operation process and improving the work efficiency and reducing the labor load.

[0022] 2. The positioning sleeve can be universally adjusted to adapt to the conditions that the ball flat steel is hoisted with height in front and back and deflection in left and right, and the operation is facilitated.

[0023] 3, the first limiting plate can prevent the ball flat steel from slipping during lifting, and also plays a quick positioning role. When installing the lifting appliance, the first limiting plate is in close contact with the end face of the ball flat steel, so as to ensure that the end face of the first vertical plate is flush with the end face of the ball flat steel, and then the precise positioning of the ball flat steel in the front and rear directions is realized under the cooperation of the positioning sleeve and the guide column. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a flowchart of the assembling method of the marine ball flat steel of the present application;

[0025] Figure 2 is a schematic diagram of the ball flat steel positioning work in case one;

[0026] Figure 3 is a schematic diagram of the ball flat steel positioning work in case two;

[0027] Figure 4 is a schematic diagram of the structure of the guide device;

[0028] Figure 5 is a schematic diagram of the structure of the lifting appliance;

[0029] Figure 6 is a schematic diagram of the structure of the first positioning mechanism;

[0030] Figure 7 is a schematic diagram of the structure of the second positioning mechanism;

[0031] Figure 8 is a state diagram after the ball flat steel hoisting positioning is completed;

[0032] Figure 9 is Figure 8 is a side view of a partial enlarged view.

[0033] Wherein, 1 steel plate, 2 reference line, 3 guide device, 31 magnetic force seat, 32 guide column, 33 guide column fixed plate, 331 guide sliding surface, 4 ball flat steel, 5 lifting appliance, 51 flat plate, 52 lifting ring, 53 first vertical plate, 54 second vertical plate, 541 window, 542 locking bolt, 55 first limiting plate, 56 locking tongue, 561 handle, 562 threaded hole, 6 first positioning mechanism, 61 ball socket, 62 universal ball, 63 damping silica gel sleeve, 64 second limiting plate, 65 positioning sleeve, 7 second positioning mechanism, 71 bottom plate, 72 positioning waist-shaped hole. DETAILED DESCRIPTION

[0034] The present application will be further illustrated in conjunction with the drawings and specific embodiments, and it should be understood that these embodiments are only used to illustrate the present application and are not used to limit the scope of the present application. After reading the present application, those skilled in the art can make various equivalent modifications of the present application, which all fall within the scope defined by the appended claims of the present application.

[0035] As Figures 1-9As shown, a kind of assembling method of marine bulb plate, comprising the following steps:

[0036] S1, hoist steel plate 1: hoist steel plate to construction area;

[0037] S2, marking line: draw several reference lines 2 for assembling bulb plate on the top surface of steel plate;

[0038] S3, install guide device 3: guide device includes magnetic base 31, the top surface of magnetic base is arranged guide column 32, the top of guide column is conical, guide column is fixedly connected to the top of magnetic base by guide column fixing plate 33, guide sliding surface 331 that is beneficial to the sliding of bulb plate is processed on the right side of guide column fixing plate, when installing, with the leftmost reference line on steel plate as starting point, magnetic base is placed on the front and rear sides of the reference line, the right side wall of magnetic base is aligned with reference line, the side wall of magnetic base with switch is flush with the edge of steel plate, the switch of magnetic base is rotated, and the magnetic base is adsorbed and fixed on the surface of steel plate;

[0039] S4, hoist and position bulb plate 4:

[0040] S41, first, hoist 5 is installed on the two sides of bulb plate, hoist includes flat plate 51, the top surface of flat plate is threadedly connected with lifting ring 52, the left side of the bottom surface of flat plate is welded with first vertical plate 53, and the right side is welded with second vertical plate 54, the first vertical plate and the second vertical plate form U-shaped structure with the flat plate, the first limiting plate 55 is welded to the outside of U-shaped structure, the first vertical plate of front hoist is provided with first positioning mechanism 6, the first positioning mechanism includes ball socket 61 fixedly connected to the side wall of hoist, the ball socket contains universal ball 62, damping silica gel sleeve 63 is installed between the ball socket and the universal ball, the bottom of the ball socket is provided with second limiting plate 64 for preventing damping silica gel sleeve from falling off, the end of the universal ball extending out of the ball socket is fixedly connected with positioning sleeve 65 matched with guide column, the first vertical plate of rear hoist is provided with second positioning mechanism 7, the second positioning mechanism includes bottom plate 71 fixedly connected to the side wall of hoist, the bottom plate is provided with positioning waist-shaped hole 72 matched with guide column, the second vertical plate is provided with window 541, the lock tongue 56 is hingedly connected in the window, the outer side of lock tongue is provided with handle 561, the two sides of lock tongue are provided with threaded holes 562, the second vertical plate is provided with locking bolt 542 matched with first threaded hole, when hoist is installed, the first limiting plate needs to be attached to the end surface of bulb plate, the lock tongue is rotated, and locking bolt is locked, then the bulb plate is hoisted to construction area by means of hoisting equipment;

[0041] S42, when hoisting equipment hoists bulb plate to appropriate height above guide device, first, observe the height of bulb plate before and after, and the deflection of bulb plate left and right;

[0042] Case one: if the front side of the ball flat steel is lower, and the bottom of the ball flat steel is deviated to the right side, first rotate the positioning sleeve to select the appropriate angle to align the sleeve with the outside of the front side guide column, under the combined action of the conical surface of the guide column and human force, the ball flat steel gradually presents a balanced state in the front and back sides during the descending process, then sleeve the positioning waist hole with the outside of the rear side guide column, under the combined action of the conical surface of the guide column and human force, the ball flat steel gradually presents a vertical state during the descending process, the ball flat steel continues to slide downward along the side wall of the magnetic seat until the bottom surface of the ball flat steel completely adheres to the steel plate;

[0043] Case two: if the rear side of the ball flat steel is lower, and the bottom of the ball flat steel is deviated to the left side, first sleeve the positioning waist hole with the outside of the rear side guide column, under the combined action of the conical surface of the guide column and human force, the ball flat steel gradually presents a vertical state during the descending process, then rotate the positioning sleeve to select the appropriate angle to align the sleeve with the outside of the front side guide column, under the combined action of the conical surface of the guide column and human force, the ball flat steel gradually presents a balanced state in the front and back sides during the descending process, the ball flat steel continues to slide downward along the side wall of the magnetic seat until the bottom surface of the ball flat steel completely adheres to the steel plate;

[0044] S5, welding and fixing: first, spot weld the contact part of the ball flat steel and the steel plate for preliminary fixation, then remove the lifting appliance and the guide device, and then perform full welding connection of the contact part of the ball flat steel and the steel plate;

[0045] S6, repeat S1-S5, assemble the set ball flat steels on the steel plate.

Claims

1. A method of assembling a bulb bar for a ship, characterized in that, It comprises the following steps: S1, hoisting the steel plate: hoist the steel plate to the construction area; S2, marking: draw several reference lines on the top surface of the steel plate for assembling the bulb flat steel; S3, installing the guide device: the guide device comprises a magnetic base, the top surface of the magnetic base is provided with a guide column, when installing, place the magnetic base on both sides of one of the reference lines, align the side wall of the magnetic base with the reference line, the side wall of the magnetic base with the switch is flush with the edge of the steel plate, rotate the switch of the magnetic base, and the magnetic base is adsorbed and fixed on the surface of the steel plate; S4, hoisting and positioning the bulb flat steel: S41, first install the lifting appliance on both sides of the bulb flat steel, then hoist the bulb flat steel to the construction area by means of the hoisting equipment; the lifting appliance on one side is provided with a first positioning mechanism, and the lifting appliance on the other side is provided with a second positioning mechanism, the first positioning mechanism comprises a spherical socket seat fixed to the side wall of the lifting appliance, a universal ball is arranged in the spherical socket seat, and the end of the universal ball extending out of the spherical socket seat is provided with a positioning sleeve matched with the guide column, and the second positioning mechanism comprises a bottom plate fixed to the side wall of the lifting appliance, and the bottom plate is provided with a positioning waist-shaped hole matched with the guide column; S42, when the hoisting equipment hoists the bulb flat steel to an appropriate height above the guide device, the positioning sleeve and the positioning waist-shaped hole are respectively sleeved outside the corresponding side of the guide column, the bulb flat steel is driven to slide downward along the side wall of the magnetic base, and the bottom surface of the bulb flat steel is completely attached to the steel plate; S5, welding and fixing: first, spot welding is performed on the contact part of the bulb flat steel and the steel plate for preliminary fixation, and then full welding connection is performed on the contact part of the bulb flat steel and the steel plate after removing the lifting appliance and the guide device; S6, repeat S1-S5.

2. The method of assembling a bulb bar for a ship according to claim 1, characterized in that: The lifting appliance comprises a flat plate, the top surface of the flat plate is provided with a lifting ring, one side of the bottom surface of the flat plate is provided with a first vertical plate, the other side is provided with a second vertical plate, the first and second vertical plates and the flat plate form a U-shaped structure, the first vertical plate of the front lifting appliance is provided with the first positioning mechanism, the first vertical plate of the rear lifting appliance is provided with the second positioning mechanism, the second vertical plate is provided with a window, a lock tongue is hinged in the window, screw holes are formed on both sides of the lock tongue, and the second vertical plate is provided with lock bolts matched with the screw holes.

3. The method of assembling a bulb bar for a ship as claimed in claim 2, wherein: The outer side of the lock tongue is provided with a handle.

4. The method of assembling a bulb bar for a ship as defined in claim 2, wherein: The outer side of the U-shaped structure is provided with a first limiting plate for preventing the bulb flat steel from slipping off.

5. The method of assembling a marine bulb bar as defined in claim 1, wherein: The guide column is fixed to the top of the magnetic base through a guide column fixing plate, one side of the guide column fixing plate is provided with a guide sliding surface for facilitating the sliding of the bulb flat steel.

6. The method of assembling a bulb bar for a ship as defined in claim 5, wherein: The top of the guide column is conical.

7. The method of assembling a marine bulb bar as defined in claim 1, wherein: A damping silica gel sleeve is arranged between the spherical socket seat and the universal ball, and a second limiting plate is arranged at the bottom of the spherical socket seat to prevent the damping silica gel sleeve from falling off.

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