CN218745012U

CN218745012U - Boring device for inner hole of long shaft of ship

Info

Publication number: CN218745012U
Application number: CN202223244975.8U
Authority: CN
Inventors: 吴新生
Original assignee: Qingdao Shangjian Mingda Shipbuilding Co ltd
Current assignee: Qingconcreteqi (Qingdao) Intelligent Equipment Co.,Ltd.
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-03-28
Anticipated expiration: 2032-12-02

Abstract

The utility model belongs to the technical field of the boats and ships spare part processing technique and specifically relates to a bore hole device for boats and ships major axis hole, including the transmission shaft main part, the outside of transmission shaft main part is seted up flutedly, first connecting seat is installed to the inner wall bottom of recess, the fixed pipe of top fixedly connected with of first connecting seat, one side that the top of first connecting seat is close to fixed pipe is connected with the spring, the inboard swing joint of fixed pipe has flexible pipe, the inboard swing joint of recess has the slider, the mounting groove has been seted up in the outside of slider, the gyro wheel is installed to the inboard of mounting groove, the equal fixedly connected with limiting plate in both ends about the inner wall of recess, the utility model discloses in, through setting up transmission shaft main part, recess, fixed pipe, spring, flexible pipe, slider and gyro wheel to be connected between the inner wall that makes equipment and axle type part hole, reduce frictional force, and then alleviate wearing and tearing, ensure the machining precision of hole.

Description

Boring device for inner hole of long shaft of ship

Technical Field

The utility model relates to a boats and ships spare part processing technology field specifically is a bore hole device for boats and ships major axis hole.

Background

The ship is an artificial vehicle mainly operating in geographic water, in addition, the civil ship is generally called a ship, the military ship is called a ship, the small ship is called a boat or a boat, the small ship is called a ship or a boat, the civil ship and the boat are generally called ships or boats, shaft parts with longer length such as stern shafts and the like are usually arranged among parts forming the ship, the length of the shaft parts can reach more than ten meters or even dozens of meters, boring inner holes are needed in the process of machining the shaft parts, the depth of the inner holes is usually deeper due to the longer length of the shaft parts, particularly when the ratio of the diameter of the inner holes of the shaft parts to the depth is more than 5, when boring the inner holes, a cutter needs to extend into the shaft parts to be deeper, the tail end of the cutter is connected with a transmission shaft, the diameter of the transmission shaft needs to be smaller than the size of the inner holes, the length of the transmission shaft is also longer, and the cutter has certain weight.

When the existing boring device is used, the larger the ratio of the diameter to the depth of an inner hole is, the deeper the inner hole is, the smaller the diameter of the corresponding transmission shaft is, and the longer the length is, so that the structure can cause the phenomenon that the transmission shaft is slightly bent downwards under the influence of the weight of a cutter, the position of the cutter can generate corresponding deviation, the position of the corresponding bored inner hole also generates deviation, and the precision of the inner hole is influenced.

Therefore, the boring device for the inner hole of the long shaft of the ship is designed to overcome the technical defects, so that the overall practicability is improved, and the boring device is very important.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a boats and ships major axis bore hole device for hole to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a boats and ships major axis is bore hole device for hole, includes the transmission shaft main part, the outside of transmission shaft main part is seted up flutedly, first connecting seat is installed to the inner wall bottom of recess, the fixed pipe of top fixedly connected with of first connecting seat, one side that the top of first connecting seat is close to fixed pipe is connected with the spring, the inboard swing joint of fixed pipe has flexible pipe, the inboard swing joint of recess has the slider, the mounting groove has been seted up in the outside of slider, the gyro wheel is installed to the inboard of mounting groove, the equal fixedly connected with limiting plate in both ends about the inner wall of recess.

As the utility model discloses preferred scheme, the one end of transmission shaft main part is connected with the boring cutter.

As the utility model discloses preferred scheme, the one end of spring is connected in the top of first connecting seat and is close to one side of fixed pipe.

As the utility model discloses preferred scheme, the one end of flexible pipe is connected with the second connecting seat.

As the preferred scheme of the utility model, the quantity of slider is two.

As the utility model discloses preferred scheme, the limiting plate is made for the metal.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through set up transmission shaft main part, recess, fixed pipe, spring, flexible pipe, slider and gyro wheel in a hole boring device for boats and ships major axis hole to make and be connected between the inner wall in equipment and axle type part hole under the effect of transmission shaft main part, recess, slider and gyro wheel, reduce frictional force, and then alleviate wearing and tearing, ensure the machining precision of hole, and, through fixed pipe, spring and flexible pipe dismouting slider, simple and convenient.

2. The utility model discloses in, through set up the limiting plate in a bore hole device for boats and ships major axis hole to play spacing effect to the slider, improve stability.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the transmission shaft main body, the groove and the limiting plate of the present invention;

fig. 3 is a schematic view of the slider structure of the present invention.

In the figure: 1. a drive shaft body; 2. a groove; 3. a first connecting seat; 4. a fixed tube; 5. a spring; 6. a telescopic pipe; 7. a slider; 8. mounting grooves; 9. a roller; 10. a limiting plate; 11. boring a hole cutter; 12. a second connecting seat.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the present invention have been presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In an embodiment, please refer to fig. 1-3, the present invention provides a technical solution:

a boring device for inner holes of long shafts of ships comprises a transmission shaft main body 1, wherein a groove 2 is formed in the outer side of the transmission shaft main body 1, a first connecting seat 3 is installed at the bottom end of the inner wall of the groove 2, a fixed pipe 4 is fixedly connected to the top end of the first connecting seat 3, a spring 5 is connected to one side, close to the fixed pipe 4, of the top end of the first connecting seat 3, a telescopic pipe 6 is movably connected to the inner side of the fixed pipe 4, a sliding block 7 is movably connected to the inner side of the groove 2, an installation groove 8 is formed in the outer side of the sliding block 7, a roller 9 is installed in the installation groove 8, the sliding block 7 is placed in the groove 2, when the transmission shaft main body 1 rotates, the roller 9 is connected with the inner wall of an inner hole of a shaft part, friction force is reduced, abrasion is reduced, the machining precision of the inner hole is guaranteed, and the sliding block 7 is disassembled and assembled through the fixed pipe 4, the spring 5 and the telescopic pipe 6, and the sliding block 7 is simple and convenient;

wherein the one end of transmission shaft main part 1 is connected with boring cutter 11, the one end of spring 5 is connected in one side that the top of first connecting seat 3 is close to fixed pipe 4, the one end of flexible pipe 6 is connected with second connecting seat 12, the quantity of slider 7 is two, thereby place slider 7 in recess 2's inside, when transmission shaft main part 1 is rotatory, be connected between the inner wall of gyro wheel 9 and axle type part hole, reduce frictional force, and then alleviate wearing and tearing, ensure the machining precision of hole, and, through extrusion spring 5, dismouting slider 7, and is simple and convenient, play spacing effect to spring 5 through fixed pipe 4 and flexible pipe 6.

In this embodiment, referring to fig. 1, fig. 2 and fig. 3, the left end and the right end of the inner wall of the groove 2 are both fixedly connected with the limiting plates 10, so that the limiting plates 10 limit the slider 7, and the stability is improved;

the limiting plate 10 is made of metal, so that the limiting plate 10 can limit the sliding block 7, and stability is improved.

The utility model discloses work flow: before using, whether the check out test set outward appearance is damaged, the back is finished in the inspection, place slider 7 in recess 2's inside, when transmission shaft main part 1 is rotatory, be connected between the inner wall of gyro wheel 9 and axle type part hole, reduce frictional force, and then alleviate wearing and tearing, ensure the machining precision of hole, and, through extrusion spring 5, dismouting slider 7, and is simple and convenient, play spacing effect to spring 5 through fixed pipe 4 and flexible pipe 6, and in addition, play spacing effect to slider 7 through limiting plate 10, and the stability is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a boats and ships major axis is bore hole device for hole, includes transmission shaft main part (1), its characterized in that: recess (2) have been seted up in the outside of transmission shaft main part (1), first connecting seat (3) are installed to the inner wall bottom of recess (2), the fixed pipe of top fixedly connected with (4) of first connecting seat (3), one side that the top of first connecting seat (3) is close to fixed pipe (4) is connected with spring (5), the inboard swing joint of fixed pipe (4) has flexible pipe (6), the inboard swing joint of recess (2) has slider (7), mounting groove (8) have been seted up in the outside of slider (7), gyro wheel (9) are installed to the inboard of mounting groove (8), the equal fixedly connected with limiting plate (10) in both ends about the inner wall of recess (2).

2. A boring device for a long-axis inner hole of a ship according to claim 1, wherein: one end of the transmission shaft main body (1) is connected with a boring cutter (11).

3. A boring device for a long-axis inner hole of a ship according to claim 1, wherein: one end of the spring (5) is connected to one side, close to the fixed pipe (4), of the top end of the first connecting seat (3).

4. A boring device for a long-axis inner hole of a ship according to claim 1, wherein: one end of the telescopic pipe (6) is connected with a second connecting seat (12).

5. A boring device for a long-axis inner hole of a ship according to claim 1, wherein: the number of the sliding blocks (7) is two.

6. A boring device for a long-axis inner hole of a ship according to claim 1, wherein: the limiting plate (10) is made of metal.