CN219130835U

CN219130835U - Curved surface pinhole is joined in marriage and is bored device

Info

Publication number: CN219130835U
Application number: CN202223244182.6U
Authority: CN
Inventors: 孙士宸; 徐阳; 邸驰
Original assignee: Bohai Shipyard Group Co Ltd
Current assignee: Bohai Shipyard Group Co Ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-06-06
Anticipated expiration: 2032-12-05

Abstract

The utility model provides a curved pin hole drilling device, which comprises a fixed base, a movable base and a positioning drilling mechanism; the movable base can longitudinally move on the fixed base; the lower end of the movable base is movably provided with a positioning drilling mechanism, one side of the movable base is also provided with a transverse feeding mechanism, and the positioning drilling mechanism transversely moves under the drive of the transverse feeding mechanism; the positioning drilling mechanism comprises a driving mechanism, a main power unit and a positioning drilling piece, wherein the output end of the driving mechanism is in driving connection with the main power unit, driving force can be transmitted to the main power unit, and the other end of the main power unit is in rotary connection with the positioning drilling piece. The device and the equipment are fixedly installed through the fixed base, the vertical position of the movable base is adjusted by the longitudinal feeding mechanism, the transverse displacement of the positioning drilling mechanism is adjusted by the transverse feeding mechanism on the movable base, and the drilling is carried out through the positioning drilling piece, so that the requirements of the ship assembly site on high precision and high efficiency drilling matching of pin holes are met.

Description

Curved surface pinhole is joined in marriage and is bored device

Technical Field

The utility model relates to a device in the field of ship assembly construction, in particular to a curved pin hole drilling device.

Background

In the process of building the ship power device, when a structural member is assembled in container equipment, a positioning pin hole is formed in the inner wall of the container equipment through a positioning pin shaft of the structural member, and the installation is completed in an interference fit mode, wherein the position of the pin hole is accurately positioned, and the structural member in the container equipment can be smoothly installed.

The container type equipment is matched with and bores the processing department and mostly is curved surface, and the pinhole is matched with and is bored and generally accomplished by equipment manufacture factory in the abundant environment in space, after the pinhole location, inside structure can be according to the direct assembly of pinhole.

However, as the requirements of the ship assembly construction process are continuously improved, high-precision pin hole drilling equipment for curved surface positions is required to be assembled on the ship assembly site according to the preassembly result of container equipment and internal structural components of the container equipment, and because the use of the pin hole drilling equipment for personnel operation is limited due to the narrow internal space of the container equipment, the accurate positioning of the pin holes cannot be ensured in the process of assembling the pin holes for the curved surface, the assembly of the internal structural components is influenced, the construction speed is low, and the construction period is influenced.

Disclosure of Invention

In order to solve the technical problem that accurate and quick positioning of pin holes on curved surfaces in container equipment is matched with drilling, the application provides a curved surface pin hole matched with drilling device.

The utility model solves the technical problems by adopting the scheme that:

a curved pin hole drilling device comprises a fixed base, a movable base and a positioning drilling mechanism;

a movable base is movably arranged on one side of the fixed base, a longitudinal feeding mechanism is further arranged at the upper end of the fixed base, and the movable base can longitudinally move on the fixed base; the lower end of the movable base is movably provided with a positioning drilling mechanism, one side of the movable base is also provided with a transverse feeding mechanism, and the positioning drilling mechanism transversely moves under the drive of the transverse feeding mechanism; the positioning drilling mechanism comprises a driving mechanism, a main power unit and a positioning drilling piece; the output end of the driving mechanism is in driving connection with the main power unit, driving force can be transmitted to the main power unit, and the other end of the main power unit is in rotary connection with the positioning drilling piece.

Preferably, the longitudinal feeding mechanism and the transverse feeding mechanism comprise a screw rod, a feeding unit and a driving unit; the feeding unit is provided with internal threads, the feeding unit is movably assembled on the screw rod through a thread structure, the driving unit is arranged at one end of the screw rod, the output end of the driving unit is in transmission connection with the screw rod, and the driving unit drives the screw rod to rotate so that the feeding unit moves along the screw rod.

Preferably, the longitudinal feeding mechanism is in transmission connection with the movable base, a screw rod of the longitudinal feeding mechanism is vertically and vertically arranged on the fixed base, and the feeding unit is fixedly arranged with the movable base.

Preferably, the transverse feeding mechanism is in transmission connection with the positioning drilling mechanism, a screw rod of the transverse feeding mechanism is transversely and vertically arranged on the movable base, and the feeding unit is fixedly arranged with a driving mechanism of the positioning drilling mechanism.

Preferably, the driving unit is a crank or a servo motor.

Preferably, the lower end of the movable base is fixedly provided with a transversely arranged slideway, and the positioning drilling mechanism is assembled on the slideway.

Preferably, the driving mechanism comprises a servo motor and a speed reducer.

Preferably, the positioning drilling piece is a drill bit or a reamer.

Compared with the prior art, the utility model has the following advantages:

the device and the equipment are fixedly installed through the fixed base, the vertical position of the movable base is adjusted by the longitudinal feeding mechanism, the transverse displacement of the positioning drilling mechanism is adjusted by the transverse feeding mechanism on the movable base, and the drilling is carried out through the positioning drilling piece, so that the requirements of high precision and high efficiency on pin hole distribution on the ship final assembly site are met; on one hand, the limit of narrow space in the equipment to personnel operation and equipment use is eliminated, the high precision and stability of pin hole processing at the curved surface position are ensured, and on the other hand, the construction efficiency of the ship power device is improved. The device is suitable for being used as a curved pin hole drilling device.

Drawings

FIG. 1 is a cross-sectional view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model in use.

In the figure, 1 part of the fixed base, 1.1 part of the mounting base, 2 part of the movable base, 3 part of the slideway, 4 part of the screw rod, 5 part of the feeding unit, 6 part of the driving unit, 7 part of the driving mechanism, 8 part of the main driving unit, 9 part of the positioning drilling piece and 10 part of the fixing bolt

11. The fixing nut, 12, the gasket, 13, the locating key.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

According to the figure, the curved pin hole drilling device comprises a fixed base 1, a movable base 2 and a positioning drilling mechanism; the fixed base 1 is detachably and fixedly arranged at the sealing end of container equipment by using a fixed bolt 10 and a fixed nut 11; the installation base 1.1 that fixed base 1 lower extreme was equipped with installation screw has been seted up to installation base 1.1, utilizes fixing bolt 10 to pass the installation screw, gets into in the sealed end bolt hole of container class equipment, and the outside at installation base 1.1 utilizes fixation nut 11 to screw up fixedly, accomplishes the installation of fixed base 1 and container class equipment.

The movable base 2 is movably arranged on one side of the fixed base 1, which is close to the inner cavity of the equipment, the movable base 2 and the fixed base 1 are matched and arranged through a longitudinal guide groove and a guide rail structure, a longitudinal feeding mechanism is further arranged at the upper end of the fixed base 1, and the movable base 2 can longitudinally move on the fixed base 1 under the driving of the longitudinal feeding mechanism.

The movable base 2 lower extreme movable mounting has location drilling mechanism, the slide 3 of the horizontal setting of movable base 2 lower extreme fixed mounting, location drilling mechanism assembles on the slide 3, one side of movable base 2 still is equipped with transverse feed mechanism, location drilling mechanism is under transverse feed mechanism's drive, along slide 3 lateral shifting, slide 3 can help location drilling mechanism's steady movement realizes accurate location drilling.

The longitudinal feeding mechanism and the transverse feeding mechanism comprise a screw rod 4, a feeding unit 5 and a driving unit 6; the feeding unit 5 is provided with internal threads, the feeding unit 5 is movably assembled on the screw rod 4 through a thread structure, the driving unit 6 is arranged at one end of the screw rod 4, the output end of the driving unit 6 is in transmission connection with the screw rod 4, and the driving unit 6 drives the screw rod 4 to rotate so that the feeding unit 5 moves along the screw rod 4;

the driving unit 6 can be manually driven or motor driven, a crank handle can be assembled through a shaft sleeve and a bearing assembly during manual driving, and a servo motor can be selected during motor driving.

The vertical feeding mechanism is in transmission connection with the movable base 2, a screw rod 4 of the vertical feeding mechanism is vertically arranged on the fixed base 1, the screw rod 4 is in bearing installation connection with the fixed base 1, the screw rod 4 can rotate on the fixed base 1, the feeding unit 5 is fixedly arranged with the movable base 2, and further, the feeding unit 5 longitudinally moves on the screw rod 4 of the vertical feeding mechanism under the driving of the driving unit 6, so that the movable base 2 is driven to longitudinally move.

The screw rod 4 of the transverse feeding mechanism is transversely and vertically arranged on the movable base 2, the screw rod 4 is connected with the movable base 2 through a bearing, the screw rod 4 can rotate on the movable base 2, the feeding unit 5 and the positioning drilling mechanism are fixedly arranged, and further under the driving of the driving unit 6, the feeding unit 5 drives the positioning drilling mechanism to transversely move on the screw rod 4.

The positioning and drilling mechanism comprises a driving mechanism 7, a main power unit 8 and a positioning and drilling piece 9; the output end of the driving mechanism 7 is in driving connection with the main power unit 8, driving force can be transmitted to the main power unit 8, and the other end of the main power unit 8 is rotationally connected with the positioning drilling piece 9;

the driving mechanism 7 is fixedly arranged with the feeding unit 5 of the transverse feeding mechanism, so that the transverse feeding mechanism is in transmission connection with the positioning drilling mechanism, and the driving mechanism 7 comprises a speed reducing motor consisting of a servo motor and a speed reducer; the positioning rotary hole 9 is a drilling tool or a drill bit or a reamer, and can be detached and replaced according to construction requirements.

The process of positioning and distributing the drill for the container equipment by using the device comprises the following steps:

through on-site grinding and matching the gasket 12, the gasket is padded below the fixed base 1, after the levelness of the upper surface of the fixed base 1 is ensured to be not more than 0.04mm/m, the fixed base 1 and the equipment sealing end are fixed by using the fixed nut 11 and the fixed bolt 10, and the whole device is assembled gradually.

(2) Switching on the power supply of the device, and checking that the indicator lamp is supposed to display normally; the forward and reverse inching adjustment longitudinal feeding mechanism, the transverse feeding mechanism and the servo motor ensure the normal running direction and operation of the device.

(3) According to the position to be drilled, a feeding unit of the longitudinal feeding mechanism is driven to drive the movable base 2 to move up and down, and a drill bit below the movable base 2 is adjusted to perform preliminary positioning.

(4) The feeding unit of the transverse feeding mechanism is driven to transversely move, the top of the adjusting drill is contacted with the positioning key 13, and the positioning key 13 is fastened at the inner edge of the equipment cylinder body in advance through bolts.

(5) If the positioning position of the drill bit has deviation, repeating the steps (3) and (4) until the top of the drill bit is positioned at the center of the pin hole to be drilled.

(6) Starting a servo motor, driving the drill bit to rotate through a speed reducer and a main power unit, and slowly feeding a feeding unit of the transverse feeding mechanism, so that the drill bit gradually goes deep into a positioning key and an equipment cylinder assembly, and pin hole drilling is completed.

(7) The drill is retracted to the initial position by driving the transverse feeding unit reversely, and replaced by a reamer; starting a servo motor, slowly feeding a feeding unit of the transverse feeding mechanism, and gradually penetrating the reamer into the positioning key 13 and the equipment cylinder assembly to finish reaming of the pin hole;

the process requires that the inner diameter tolerance of the reaming hole is less than or equal to 0.02mm, the taper tolerance is less than or equal to 0.01mm, the roundness tolerance is less than or equal to 0.01mm, and the surface roughness is not more than Ra0.8.

The device is characterized in that: the movable base and the fixed base are matched with the guide rail through the guide groove which is precisely matched with the guide rail to finish longitudinal guide, the device is matched with the transverse feeding mechanism through the longitudinal feeding mechanism, stable movement of the main power unit along the axial direction and the radial direction is realized, precise adjustment is realized, matching of the positions of the drilling tool and the pin hole to be drilled is further realized, and high-precision and high-efficiency drilling matching of the pin hole on the ship assembly site is realized.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a curved surface pinhole joins in marriage and bores device which characterized in that: comprises a fixed base (1), a movable base (2) and a positioning drilling mechanism;

a movable base (2) is movably arranged on one side of the fixed base (1), a longitudinal feeding mechanism is further arranged at the upper end of the fixed base (1), and the movable base (2) can longitudinally move on the fixed base (1); the lower end of the movable base (2) is movably provided with a positioning drilling mechanism, one side of the movable base (2) is also provided with a transverse feeding mechanism, and the positioning drilling mechanism transversely moves under the drive of the transverse feeding mechanism;

the positioning drilling mechanism comprises a driving mechanism (7), a main power unit (8) and a positioning drilling piece (9); the output end of the driving mechanism (7) is in driving connection with the main power unit (8), driving force can be transmitted to the main power unit (8), and the other end of the main power unit (8) is in rotary connection with the positioning drilling piece (9).

2. The curved pin hole drilling apparatus of claim 1, wherein:

the longitudinal feeding mechanism and the transverse feeding mechanism comprise a screw rod (4), a feeding unit (5) and a driving unit (6); the feeding unit (5) is provided with internal threads, the feeding unit (5) is movably assembled on the screw rod (4) through a thread structure, the driving unit (6) is arranged at one end of the screw rod (4), the output end of the driving unit (6) is in transmission connection with the screw rod (4), and the driving unit (6) drives the screw rod (4) to rotate, so that the feeding unit (5) moves along the screw rod (4).

3. The curved pin hole drilling device according to claim 2, wherein:

the longitudinal feeding mechanism is in transmission connection with the movable base (2), a screw rod (4) of the longitudinal feeding mechanism is vertically and vertically arranged on the fixed base (1), and the feeding unit (5) is fixedly arranged with the movable base (2).

4. The curved pin hole drilling device according to claim 2, wherein:

the transverse feeding mechanism is in transmission connection with the positioning drilling mechanism, a screw rod (4) of the transverse feeding mechanism is transversely and vertically arranged on the movable base (2), and the feeding unit (5) is fixedly arranged with a driving mechanism (7) of the positioning drilling mechanism.

5. The curved pin hole drilling device according to claim 2, wherein:

the driving unit (6) is a crank handle or a servo motor.

6. The curved pin hole drilling apparatus of claim 1, wherein:

the lower end of the movable base (2) is fixedly provided with a transversely arranged slideway (3), and the positioning drilling mechanism is assembled on the slideway (3).

7. The curved pin hole drilling apparatus of claim 1, wherein:

the driving mechanism (7) comprises a servo motor and a speed reducer.

8. The curved pin hole drilling apparatus of claim 1, wherein:

the positioning drilling piece (9) is a drill bit or a reamer.