CN112171629A

CN112171629A - Scribing device and scribing method for grooving stage of ship building ship plate

Info

Publication number: CN112171629A
Application number: CN202010363793.9A
Authority: CN
Inventors: 陈诚; 鲁德智; 吉李祥; 程海涛
Original assignee: Hudong Zhonghua Shipbuilding Group Co Ltd
Current assignee: Hudong Zhonghua Shipbuilding Group Co Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-01-05
Also published as: CN112659087A; CN112659086A

Abstract

The invention discloses a marking device and a marking method for a ship building ship plate beveling stage. The scribing method can be used for scribing the edge processing welding groove in ship construction, can ensure the accuracy of the scribing position at the root of the welding groove, effectively ensures the processing precision of the welding groove, avoids the phenomenon of wrong processing of the welding groove caused by the factors such as working errors of operators or inaccurate scribing on a construction site, reduces the possibility of subsequent plate replacement, and effectively improves the construction precision of jointed plates and sections.

Description

Scribing device and scribing method for grooving stage of ship building ship plate

Technical Field

The invention relates to the technical field of ship construction, in particular to a marking device and a marking method for a ship plate groove opening stage in ship construction.

Background

The processing of the hull component in the ship building process can be divided into edge processing and forming processing of the hull component, wherein the edge processing mainly refers to cutting separation of hull steel subjected to jacking and processing of a welding groove, and the edge processing mainly comprises a mechanical cutting method (shearing, punching, edge planing and edge milling), a chemical cutting method (gas cutting) and a material cutting method (plasma cutting, laser cutting and the like).

The method comprises the following steps of (1) processing a welding groove, wherein part of welding modes require the edge of a part plate to be subjected to groove processing, some cutting machines can directly cut the welding groove, and for parts which cannot be cut by the cutting machines, the general welding groove processing method is generally a mechanical edge planing (edge milling) method and a flame cutting method; however, in the welding groove machining stage, if the welding groove machining quality does not meet the precision requirement, the subsequent process is affected, and the plate replacement treatment is seriously performed, so that the segmented construction period is affected. At present, the root of a general welding groove of a K type, a Y type and an X type is reserved, a constructor on site needs to scribe the root reserved part of the welding groove before machining and then machine the welding groove, if the scribing precision is poor, the phenomenon that the precision of the groove machining is poor is directly caused, excessive turning carbon planing is needed in a large splicing plate stage, and the main size of the splicing plate and the subsequent segmentation precision are affected.

Disclosure of Invention

In view of the above, the invention provides a marking device and a marking method for a ship building ship plate groove forming stage, which are used for solving the problems in the background art, the marking device and the marking method can be used for marking a welding groove on the edge in ship building, can ensure the accuracy of the marking position of the root-reserving part of the welding groove, effectively ensure the machining precision of the welding groove, avoid the phenomenon of welding groove machining error caused by the working error of operators or inaccurate marking and the like in a construction site, reduce the possibility of subsequent plate replacement, and effectively improve the building precision of jointed boards and sections.

A marking device for a beveling stage of a ship building ship plate is clamped at the edge of a plate and comprises a sliding plate and a baffle plate vertically fixed at the side edge of the sliding plate, wherein a leakage groove penetrating from the top to the bottom is formed in the baffle plate, a sliding scale plate is embedded in the leakage groove, a clamping groove is longitudinally formed in the end face of the baffle plate, and the sliding scale plate is locked and fixed through a fastener penetrating in the clamping groove.

Preferably, the front end face and the rear end face of the baffle are both provided with clamping grooves.

Preferably, the clamping groove is a kidney-shaped groove.

Preferably, the sliding plate and the baffle plate are integrally formed.

Preferably, the sliding plate is composed of a horizontally arranged rectangular plate, and a plurality of sliding rollers installed at the bottom of the rectangular plate.

Preferably, the fastener includes a locking bolt and a locking nut, and the sliding scale plate is provided with a fixing hole for the locking bolt to pass through.

A scribing method using the scribing device for the beveling stage of the ship building ship plate specifically comprises the following steps:

s1, determining the type of the welding groove, and determining welding groove root reserving information according to the type of the welding groove;

s2, placing the marking device at the edge of the panel of the sheet material;

s3, adjusting the sliding scale plate to extend out of the bottom of the baffle plate, enabling the indication scale of the sliding scale plate to correspond to the welding groove root information, and then screwing the fastener to lock and fix the sliding scale plate;

and S4, moving the marking device left and right to enable the sliding scale plate to be tightly attached to the side end face of the plate, and then marking on the plate along the bottom end face of the sliding scale plate.

Preferably, the welding groove types include a Y-type welding groove, an X-type welding groove, and a K-type welding groove.

The invention has the beneficial effects that:

1. the scribing method can be used for scribing the edge processing welding groove in ship construction, can ensure the accuracy of the scribing position at the root of the welding groove, effectively ensures the processing precision of the welding groove, avoids the phenomenon of wrong processing of the welding groove caused by the factors such as working errors of operators or inaccurate scribing on a construction site, reduces the possibility of subsequent plate replacement, and effectively improves the construction precision of jointed plates and sections.

2. The marking device has simple structure and convenient use and operation, greatly reduces the manpower, material resources, pneumatic energy and construction working hours for welding groove processing, and reduces the construction cost of enterprises.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic view of the structure of the scribing apparatus of the present invention.

Fig. 2 is a bottom view of the scoring device of the present invention.

Fig. 3 is a schematic view of the structure of the sliding scale.

Fig. 4 is a view showing a state of use of the scribing apparatus of the present invention.

The reference numerals in the figures have the meaning:

the device comprises a sliding plate 1, a baffle plate 2, a sliding scale plate 3, a locking bolt 4, a locking nut 5, a sliding roller 6, a clamping groove 7, a leakage groove 8, a marking device 9, a fixing hole 10 and a plate 100.

Detailed Description

For better understanding of the technical solutions of the present invention, the following detailed descriptions of the embodiments of the present invention are provided with reference to the accompanying drawings.

It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present application is described in further detail below with reference to specific embodiments and with reference to the attached drawings.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

The marking device can be used for marking the edge processing welding groove in the ship building, can ensure the accuracy of the marking position of the root-reserved part of the welding groove, effectively ensures the processing precision of the welding groove, avoids the phenomenon of wrong processing of the welding groove caused by the factors such as the working error of operators or inaccurate marking in a construction field, reduces the possibility of subsequent plate replacement, and effectively improves the building precision of jointed plates and sections.

Specifically, the marking device for the beveling stage of the ship building plate is clamped at the edge of the plate 100 and comprises a sliding plate 1 and a baffle plate 2 vertically fixed at the side edge of the sliding plate 1.

Be provided with on the baffle 2 and run through to the hourglass empty groove 8 of bottom from the top, leak that empty groove 8 embeds is equipped with slip scale plate 3, is provided with the scale on the slip scale plate 3.

The end face of the baffle 2 is longitudinally provided with a clamping groove 7, and the sliding scale plate 3 is locked and fixed through a fastener penetrating in the clamping groove 7.

In the embodiment, the sliding plate 1 is composed of a horizontally arranged rectangular plate and a plurality of sliding rollers 6 arranged at the bottom of the rectangular plate; the sliding plate 1 and the baffle plate 2 are integrally formed, and the baffle plate 2 is fixed on the side edge of the rectangular plate. The front end face and the rear end face of the baffle 2 are both provided with clamping grooves 7, the clamping grooves 7 are designed to be kidney-shaped grooves, and fasteners are inserted into the clamping grooves 7; the fastener includes locking bolt 4 and lock nut 5, has seted up fixed orifices 10 on the slip scale plate 3, and locking bolt 4 passes behind draw-in groove 7, the

fixed orifices

10 and 5 threaded connection of lock nut can be fixed with slip scale plate 3 locking.

When the marking device for the ship building ship plate groove opening stage is used for marking the root part of the welding groove, the method specifically comprises the following steps:

the welding groove types comprise a Y-shaped welding groove, an X-shaped welding groove and a K-shaped welding groove.

S2, placing the marking device at the edge of the panel of the sheet material 100;

s3, adjusting the sliding scale plate 3 to enable the sliding scale plate 3 to extend out of the lower end of the hollow leakage groove 8, enabling the indication scale of the sliding scale plate 3 to correspond to the root information of the welding groove, and then screwing the fastener to lock and fix the sliding scale plate 3;

s4, the marking device is moved left and right to make the sliding scale plate 3 cling to the side end face of the plate 100, and then the plate 100 is marked along the bottom end face of the sliding scale plate 3.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The marking device for the beveling stage of the ship building plate is characterized by comprising a sliding plate and a baffle plate vertically fixed to the side edge of the sliding plate, wherein a leakage groove penetrating from the top to the bottom is formed in the baffle plate, a sliding scale plate is embedded in the leakage groove, a clamping groove is longitudinally formed in the end face of the baffle plate, and the sliding scale plate is locked and fixed through a fastener penetrating through the clamping groove.

2. The scribing device for the beveling stage of the ship building plate according to claim 1, wherein the front and rear end faces of the baffle are provided with clamping grooves.

3. The scribing device for the beveling stage of the ship building plate according to claim 2, wherein the clamping groove is a kidney groove.

4. The scribing device for the beveling stage of the ship's building boards according to claim 1, wherein the sliding plate and the blocking plate are integrally formed.

5. The scribing device for the beveling stage of the ship building panel according to claim 1 or 4, wherein the sliding plate is composed of a horizontally arranged rectangular plate and a plurality of sliding rollers installed at the bottom of the rectangular plate.

6. The scribing device for the beveling stage of the ship building plate according to claim 1, wherein the fastening member comprises a locking bolt and a locking nut, and the sliding scale plate is provided with a fixing hole for the locking bolt to pass through.

7. A scribing method using the scribing device for the beveling stage of the ship building plate of any one of claims 1 to 6, which is characterized by comprising the following steps:

s2, placing the marking device at the edge of the panel of the sheet material;

8. The scribing method of the scribing device for the ship building ship plate beveling stage according to claim 7, wherein the welding groove types include a Y-type welding groove, an X-type welding groove and a K-type welding groove.