CN113146301A

CN113146301A - Cutting auxiliary fixtures of L shaped steel

Info

Publication number: CN113146301A
Application number: CN202110440372.6A
Authority: CN
Inventors: 张治旺; 范相威; 梁有高; 邓国辉; 姚爽
Original assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Current assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-07-23

Abstract

The invention relates to the technical field of ship construction, and discloses an L-shaped steel cutting auxiliary tool which is used for respectively keeping a plurality of L-shaped steels arranged at intervals in a preset state, wherein when each L-shaped steel is in the preset state, a first section of each L-shaped steel is horizontal and a second section of each L-shaped steel is vertical, and each L-shaped steel cutting auxiliary tool comprises a cushion block and a frame body which is used for being erected between every two adjacent L-shaped steels; the cushion block is provided with a first force application part for applying a first supporting force to the lower surface of the first section of the L-shaped steel on one side edge; the frame body is provided with a second force application part for applying preset pressure to the upper surface of the first section of one L-shaped steel; the frame body is provided with a third force application part for applying a second supporting force to the lower surface of the first section of another L-shaped steel; the support body can reach the force balance under the reaction force of predetermined pressure, the reaction force of second holding power to and the gravity effect that the support body received. The invention can keep the first section of the L-shaped steel horizontal so as to facilitate the cutting processing of the L-shaped steel.

Description

Cutting auxiliary fixtures of L shaped steel

Technical Field

The invention relates to the technical field of ship construction, in particular to an auxiliary cutting tool for L-shaped steel.

Background

At present, the structural form of a ship mainly comprises plates and section steel, and in each cabin of the ship, such as a loading liquid cabin, a working cabin, a cabin, a living cabin and the like, in order to avoid generating areas where water and gas are not circulated, water flowing holes and air vents are often arranged on the section steel of the cabin walls of the cabins.

However, since the hull is manufactured with the part of the section steel itself in the L-shape, and the two sections of the L-shape are inclined when the hull is placed, as shown in fig. 1, it is inconvenient to cut through holes for gas or water to flow on the L-shape, and the section steel needs to be manually adjusted to the horizontal for cutting, and the cutting efficiency of the section steel is low.

Disclosure of Invention

The purpose of the invention is: the utility model provides a can improve L shaped steel's cutting auxiliary fixtures of cutting efficiency of L shaped steel.

In order to achieve the purpose, the invention provides an L-shaped steel cutting auxiliary tool which is used for respectively keeping a plurality of L-shaped steels arranged at intervals in a preset state, when each L-shaped steel is in the preset state, a first section of each L-shaped steel is horizontal, a second section of each L-shaped steel is vertical, and the L-shaped steel cutting auxiliary tool comprises a cushion block and a frame body used for being erected between every two adjacent L-shaped steels; the cushion block is provided with a first force application part for applying a first supporting force to the lower surface of the first section of the L-shaped steel on one side edge; the frame body is provided with a second force application part for applying preset pressure to the upper surface of the first section of one L-shaped steel; the frame body is provided with a third force application part for applying a second supporting force to the lower surface of the first section of another L-shaped steel; the support body can be in the reaction force of predetermined pressure the reaction force of second holding power, and the gravity that the support body received is under reaching the force balance.

Further, the shelf body is provided with a plurality of.

Further, the height of the spacer is equal to the length of the second section.

Further, third application of force portion is for seting up on the support body and supply the first section male draw-in groove of L shaped steel, the draw-in groove have with the lower surface contact of the first section of L shaped steel is right the first section of L shaped steel is applyed the lateral wall of third application of force.

Further, the frame body comprises a first straight line section, a second straight line section and a connecting section, wherein the first straight line section is horizontally arranged, the second straight line section is horizontally arranged, and the connecting section is arranged between the first straight line section and the second straight line section and is obliquely arranged; the first force application part is arranged at the bottom of the first straight line section, and the clamping groove is formed in the end part of the second straight line section.

Furthermore, a through hole is formed in the first straight line segment.

Further, the first straight line segment and the second straight line segment are parallel to each other, and the shortest distance between a straight line where the first straight line segment is located and a straight line where the second straight line segment is located is 7-13 mm.

Further, the width of the clamping groove is larger than 12 mm.

Further, the point of action of the predetermined pressure is located at a position of the first section close to the second section.

Furthermore, the cushion block and the frame body are all made of steel materials and are an integrated piece.

Compared with the prior art, the auxiliary cutting tool for the L-shaped steel has the beneficial effects that:

in the embodiment of the invention, the effect of fixedly arranging the plurality of L-shaped steels in a preset state is realized by arranging the cushion block and the at least one frame body, and the first section of the L-shaped steel is kept horizontal, so that a through hole for flowing gas or water flow subsequently is formed on the first section of the L-shaped steel by cutting, the cutting efficiency of the L-shaped steel can be obviously improved, and the overall efficiency of manufacturing the ship body is further improved.

Drawings

FIG. 1 is a view showing a state where L-shaped steel of the prior art is set.

Fig. 2 is a frame structure diagram of the auxiliary cutting tool for L-shaped steel according to the embodiment of the invention.

FIG. 3 is a structural diagram of an auxiliary tool for cutting L-shaped steel according to an embodiment of the invention when the auxiliary tool is applied to the L-shaped steel.

FIG. 4 is a structural diagram of the auxiliary tool for cutting L-shaped steel according to the embodiment of the invention when the auxiliary tool is applied to another L-shaped steel.

In the figure, 1, L-shaped steel; 11. a first stage; 12. a second stage; 2. cushion blocks; 3. a frame body; 31. a first straight line segment; 32. a connecting section; 33. a second straight line segment; 34. a card slot; 35. a through hole; 4. a working table.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 2 to 4, an auxiliary tool for cutting L-shaped steel according to a preferred embodiment of the present invention is used for keeping a plurality of L-shaped steel 1 arranged at intervals in a predetermined state, respectively, when each L-shaped steel 1 is in the predetermined state, a first section 11 of the L-shaped steel 1 is horizontal and a second section 12 of the L-shaped steel 1 is vertical, and comprises a cushion block 2 and a frame body 3 for being erected between two adjacent L-shaped steel 1; the cushion block 2 is provided with a first force application part for applying a first supporting force to the lower surface of the first section 11 of the L-shaped steel 1 on one side edge; the frame body 3 is provided with a second force application part for applying preset pressure to the upper surface of the first section 11 of one L-shaped steel 1; the frame body 3 is provided with a third force application part for applying a second supporting force to the lower surface of the first section 11 of the other L-shaped steel 1; the shelf body 3 can reach the stress balance under the reaction force of the predetermined pressure, the reaction force of the second supporting force and the gravity action received by the shelf body 3.

In the present embodiment, the description will be made with respect to the case where a plurality of L-shaped steels 1 sequentially arranged on the work table 4 at intervals on a predetermined straight line are respectively maintained in a predetermined state where the first section 11 is horizontal and the second section 12 is vertical among the plurality of L-shaped steels 1 respectively having the first section 11 and the second section 12 which are perpendicular to each other in the predetermined state.

When the cutting auxiliary tool of the L-shaped steel of the embodiment is used:

firstly, the cushion block 2 is arranged at a specified position, and the straight distance between the specified position and one edge of the working platform surface 4 meets the requirement that a certain amount of L-shaped steel 1 can be placed.

Then, with first L shaped steel 1, a plurality of L shaped steel 1 interval setting in proper order after, be in L shaped steel 1 of a plurality of L shaped steel 1 side reason, first section 11 erect on cushion 2 for the first application of force portion of cushion 2 can exert the first supporting force that the action point is located first section 11 lower surface to this L shaped steel 1, and the lower surface laminating cushion 2 of first section 11 keeps the level under cushion 2's effect, makes second section 12 keep vertical from this.

Then, erect support body 3 for the second application of force portion of support body 3 can be to previous L shaped steel 1, in this step, indicate first L shaped steel 1, the upper surface of first section 11 applys predetermined pressure, and at this moment, when first L shaped steel 1 butt was on table surface 4, first L shaped steel 1 reached the atress equilibrium under the action of gravity that first supporting power, predetermined pressure, table surface 4 received to its supporting force and self.

Furthermore, the next L-shaped steel 1 is erected on the third force application part on the frame body 3, so that the third force application part can apply a second supporting force to the next L-shaped steel 1.

When the L-shaped steel 1 is provided with two L-shaped steel frames, only one frame body 3 is arranged, namely the implementation process is finished.

Preferably, when the L-shaped steel 1 is provided with more than two, the number of the frame bodies 3 is equal to the number of the L-shaped steel 1 minus one, and the following steps are performed: l shaped steel 1 that is in between adjacent support body 3 keeps balanced, self receives gravity and table surface 4 reaches the stress balance under its supporting effort to its second holding power of preceding support body 3 to its, the predetermined pressure of back support body 3 to it, and last L shaped steel 1 reaches the stress balance under the second holding power of adjacent support body 3, self receives gravity and table surface 4 to its supporting effort.

In this embodiment, through setting up a cushion 2 and at least one support body 3, realized the fixed effect that sets up of a plurality of L shaped steel 1 under the predetermined condition, keep the level with the first section 11 of L shaped steel 1 to the follow-up through-hole 35 that is used for circulation gas or rivers to flow of cutting formation on the first section 11 of L shaped steel 1 can show the cutting efficiency who improves shaped steel, and then improves the whole efficiency that the hull was made.

In addition, the cutting auxiliary tool for the L-shaped steel of the present embodiment can be reused to cut a plurality of L-shaped steels 1 in batches.

Further, in one embodiment, referring to fig. 2 to 4, in order to enable the end of the second section 12 of each L-shaped steel 1 to abut against the working platform 4, the height of the spacer 2 is set to be equal to the length of the second section 12 of the L-shaped steel 1. When the method is applied to other batches of L-shaped steel 1 with different heights of the second section 12, the cushion blocks 2 with different heights can be replaced.

Further, in an embodiment, please refer to fig. 2 to 4, the third force application portion is a clamping groove 34 provided on the frame body 3 and into which the first section 11 of the L-shaped steel 1 is inserted, and the clamping groove 34 has a side wall contacting with the lower surface of the first section 11 of the L-shaped steel 1 and applying a third force to the first section 11 of the L-shaped steel 1, so that the contact area between the lower surface of the next L-shaped steel 1 and the third force application portion can be increased in this embodiment, and the L-shaped steel 1 can be stably fixed.

Further, in an embodiment, referring to fig. 2 to 4, the frame body 3 includes a first straight line section 31 disposed horizontally, a second straight line section 33 disposed horizontally, and a connecting section 32 disposed between the first straight line section 31 and the second straight line section 33 and disposed obliquely; the first force application part is arranged at the bottom of the first straight line section 31, and the clamping groove 34 is arranged at the end part of the second straight line section 33.

In this embodiment, because in two adjacent L-shaped steels 1, there is a height difference between the upper surface of the first section 11 of the previous L-shaped steel 1 and the lower surface of the first section 11 of the next L-shaped steel 1, the frame body 3 is configured to be Z-shaped, and the first straight line segment 31, the connecting segment 32, and the second straight line segment 33 are sequentially connected, so as to apply a predetermined pressure to the upper surface of the first section 11 of the previous L-shaped steel 1, and apply a second supporting force to the lower surface of the first section 11 of the next L-shaped steel 1.

Preferably, the end of the first straight line segment 31 remote from the connecting segment 32 is arranged in an arc shape, and the end of the second straight line segment 33 remote from the connecting segment 32 is arranged in an arc shape.

Further, in an embodiment, referring to fig. 2 to 4, the first straight line segment 31 is provided with a through hole 35 to reduce the mass of the frame body 3 and the cost of the frame body 3.

Further, in an embodiment, referring to fig. 2 to 4, the first straight line segment 31 and the second straight line segment 33 are parallel to each other, and the shortest distance between the straight line of the first straight line segment 31 and the straight line of the second straight line segment 33 is 7mm to 13 mm. In actual use, the thicknesses of the first sections 11 of the L-shaped steel 1 of different batches are different, so that the shortest distance between the straight line where the first straight line section 31 is located and the straight line where the second straight line section 33 is located is set to be 7mm to 13mm in order to be suitable for the auxiliary cutting process of the L-shaped steel 1 of most batches.

Further, in an embodiment, referring to fig. 2 to 4, the width of the clamping groove 34 is greater than 12mm, and similarly, the auxiliary tool for cutting L-shaped steel in this embodiment can be applied to auxiliary cutting of most batches of L-shaped steel 1.

Further, in an embodiment, referring to fig. 2 to 4, an action point of the predetermined pressure is located at a position where the first section 11 is close to the second section 12, and at this time, a distance between a straight line where the predetermined pressure is located and a straight line where the supporting force of the working table 4 to the second section 12 is located is relatively small, so that the situation that the cushion block 2 is pushed away under the influence of the acting force and rotates and topples over around a contact point of the second section 12 and the working table 4 can be effectively avoided.

Further, in one embodiment, referring to fig. 2 to 4, the spacer 2 and the frame body 3 are made of steel and are made of a single piece. The cutting auxiliary fixtures of L shaped steel in this embodiment can choose for use remaining waste material processing to obtain in the hull manufacturing process, and the raw materials is convenient for acquire, and is convenient for process the cutting auxiliary fixtures that form L shaped steel.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The auxiliary cutting tool for the L-shaped steel is used for respectively keeping a plurality of L-shaped steel which are arranged at intervals in a preset state, when each L-shaped steel is in the preset state, a first section of the L-shaped steel is horizontal, and a second section of the L-shaped steel is vertical, and the auxiliary cutting tool is characterized by comprising a cushion block and a frame body used for being erected between every two adjacent L-shaped steels;

the cushion block is provided with a first force application part for applying a first supporting force to the lower surface of the first section of the L-shaped steel on one side edge;

the frame body is provided with a second force application part for applying preset pressure to the upper surface of the first section of one L-shaped steel;

the frame body is provided with a third force application part for applying a second supporting force to the lower surface of the first section of another L-shaped steel;

the support body can be in the reaction force of predetermined pressure the reaction force of second holding power, and the gravity that the support body received is under reaching the force balance.

2. The L-shaped steel cutting auxiliary tool according to claim 1, wherein the frame body is provided with a plurality of frames.

3. The L-shaped steel cutting auxiliary tool according to claim 1, wherein the height of the cushion block is equal to the length of the second section.

4. The L-shaped steel cutting auxiliary tool according to claim 1, wherein the third force application portion is a clamping groove which is formed in the frame body and into which the first section of the L-shaped steel is inserted, and the clamping groove is provided with a side wall which is in contact with the lower surface of the first section of the L-shaped steel and applies the third force to the first section of the L-shaped steel.

5. The L-shaped steel cutting auxiliary tool according to claim 4, wherein the frame body comprises a first straight line section, a second straight line section and a connecting section, the first straight line section and the second straight line section are horizontally arranged, and the connecting section is arranged between the first straight line section and the second straight line section and is obliquely arranged;

the first force application part is arranged at the bottom of the first straight line section, and the clamping groove is formed in the end part of the second straight line section.

6. The L-shaped steel cutting auxiliary tool according to claim 5, wherein a through hole is formed in the first straight line section.

7. The L-shaped steel cutting auxiliary tool according to claim 5, wherein the first straight line section and the second straight line section are parallel to each other, and the shortest distance between a straight line where the first straight line section is located and a straight line where the second straight line section is located is 7 mm-13 mm.

8. The L-shaped steel cutting auxiliary tool according to claim 4, wherein the width of the clamping groove is larger than 12 mm.

9. The L-shaped steel cutting auxiliary tool according to claim 1, wherein the action point of the preset pressure is located at a position where the first section is close to the second section.

10. The L-shaped steel cutting auxiliary tool according to claim 1, wherein the cushion block and the frame body are made of steel materials and are integrated.