CN112372020A

CN112372020A - Rudder blade machining device with variable-speed low-speed impulse process

Info

Publication number: CN112372020A
Application number: CN202011270847.3A
Authority: CN
Inventors: 丁郁华; 方忠良; 丁晓阳
Original assignee: JIANGSU HUAYANG HEAVY INDUSTRY CO LTD
Current assignee: JIANGSU HUAYANG HEAVY INDUSTRY CO LTD
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-02-19
Anticipated expiration: 2040-11-13
Also published as: CN112372020B

Abstract

The invention discloses a rudder blade processing device with a variable-speed low-speed impulse process, which comprises a mechanical chamber and a supporting plate, wherein the mechanical chamber is provided with a first end and a second end; the supporting plate is positioned in the mechanical chamber, and a first telescopic rod and a second telescopic rod are arranged below the supporting plate, wherein the second telescopic rod penetrates through the supporting plate; a motor is arranged above the supporting plate, a hydraulic cylinder is arranged on the right side of the motor, a fourth telescopic rod is arranged on the left side of the hydraulic cylinder, a first rotating shaft is arranged on the output end of the motor, and three gears with different diameters are arranged on the first rotating shaft; a lower baffle is fixed at the top of the second telescopic rod, and an upper baffle is arranged right above the lower baffle; a third telescopic rod is arranged above the upper baffle, a second rotating shaft is arranged between the upper baffle and the lower baffle, and a fourth gear is arranged on the second rotating shaft; the device can change the rotating speed of the boring rod through the mutual meshing of the first gear, the second gear, the third gear and the fourth telescopic rod, and the application range of the device is enlarged.

Description

Rudder blade machining device with variable-speed low-speed impulse process

Technical Field

The invention relates to the field of rudder blade machining, in particular to a rudder blade machining device with a variable-speed low-speed impulse process.

Background

The rudder blade is a very important part for controlling the course in the navigation of a ship, the rudder blade is provided with an upper conical hole and a lower conical hole, the rudder blade is hung on a rudder arm at the tail part of the ship through a pin with taper, the whole rudder blade is supported by the rudder arm, the steering engine is a steering machine of the ship rudder blade and controls a rudder shaft, the rudder shaft holds the rudder blade, the rudder blade can swing left and right through the steering engine, thereby controlling the sailing direction of the ship, a large numerical control floor type boring machine is generally adopted for processing the taper hole of the large rudder blade at present, when the upper and lower taper holes are machined during machining, the large floor type boring machine only provides power to drive the boring bar to rotate, other functions are not used, so that great waste is caused, the large numerical control floor boring is adopted for the particularity of the taper hole of the large rudder blade, the processing cost is high, the labor intensity is high, the efficiency is low, the speed of ship manufacturing is seriously influenced, and the large numerical control floor boring becomes an important technical problem which needs to be solved urgently in ship machining.

On the basis, the Chinese utility model publication No. CN208230890U discloses a hole machining device capable of being assembled and disassembled quickly, which comprises a bottom plate; the bottom plate is fixedly provided with a positioning support, and a pressing plate is detachably arranged opposite to the positioning support; the positioning support is provided with a positioning hole, the upper end face of the positioning support is provided with a drill bushing hole communicated with the positioning hole, and a drill bushing is arranged in the drill bushing hole; the pressing plate is provided with a fastening bolt for clamping a workpiece; the hole machining device solves the problems that a cover-shaped workpiece is small in positioning surface and not easy to position and clamp, but the hole machining device can only keep a certain rotating speed, cannot change the rotating speed of a boring bar and has certain limitation.

Disclosure of Invention

The invention aims to provide a rudder blade machining device with a variable-speed low-speed impulse process, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a rudder blade processing device with a variable-speed low-speed impulse process comprises a mechanical chamber and a supporting plate; a first limiting groove and a second limiting groove are arranged in the mechanical chamber, the first limiting groove is positioned on the four walls of the mechanical chamber, and the second limiting groove is positioned on the left wall of the mechanical chamber and above the first limiting groove; the supporting plate is positioned in the mechanical chamber, the supporting plate is horizontally arranged and is in sliding connection with the mechanical chamber, and four ends of the supporting plate are positioned in the first limiting groove; a first telescopic rod and a second telescopic rod are arranged below the supporting plate, are arranged in the vertical direction and are fixedly connected with the bottom of the mechanical chamber, the top of the first telescopic rod is fixedly connected with the bottom of the supporting plate, and the second telescopic rod penetrates through the supporting plate and is in sliding connection with the supporting plate; a connecting plate is arranged above the supporting plate, a motor is arranged above the connecting plate, the upper surface of the connecting plate is fixedly connected with the motor, and the lower surface of the connecting plate is connected with the supporting plate in a sliding manner; a hydraulic cylinder is arranged on the right side of the motor and fixedly connected with the supporting plate, a fourth telescopic rod arranged in the horizontal direction is fixed on the left side of the hydraulic cylinder, and the left end of the fourth telescopic rod is fixedly connected with the motor; the output end of the motor is provided with a first rotating shaft arranged in the horizontal direction, the first rotating shaft is provided with a first gear, a second gear and a third gear, and the diameters of the first gear, the second gear and the third gear are different; a lower baffle is fixed at the top of the second telescopic rod, and an upper baffle is arranged right above the lower baffle; a third telescopic rod is arranged above the upper baffle, the top of the third telescopic rod is fixedly connected with the top of the mechanical chamber, and the bottom of the third telescopic rod is fixedly connected with the upper baffle; a second rotating shaft which is in a horizontal direction and is arranged from left to right is arranged between the upper baffle and the lower baffle; the left end of the second rotating shaft is provided with a bulge, the bulge is positioned in the second limiting groove, and the second rotating shaft is rotatably connected with the mechanical chamber; a fourth gear is arranged on the second rotating shaft, and the fourth gear can be meshed with the first gear, the second gear and the third gear respectively when the fourth telescopic rod and the first telescopic rod are stretched to certain positions; a boring bar which is arranged in the horizontal direction is fixed at the right end of the second rotating shaft, penetrates through the right wall of the mechanical chamber and is rotatably connected with the mechanical chamber; the controller is arranged outside the mechanical chamber, the controller is fixedly connected with the left wall of the mechanical chamber, and the motor and the hydraulic cylinder are both electrically connected with the controller.

As a preferred embodiment of the present invention: the upper surface of the supporting plate is provided with a sliding groove.

As a still further preferable embodiment of the present invention: the connecting plate is located directly over the spout and is laminated with the bottom of spout.

As a still further preferable embodiment of the present invention: the lower baffle and the upper baffle are both arc-shaped.

As a still further preferable embodiment of the present invention: the lower surface of overhead gage and the lower surface of baffle down all are equipped with the rubber gasket.

As a still further preferable embodiment of the present invention: and supporting rods are arranged between the upper baffle and the third telescopic rod as well as between the lower baffle and the second telescopic rod.

As a still further preferable embodiment of the present invention: the first telescopic rod, the second telescopic rod, the third telescopic rod and the fourth telescopic rod are controlled to stretch by one hydraulic cylinder.

As a still further preferable embodiment of the present invention: the surface of the second rotating shaft is provided with a limiting block, the second rotating shaft penetrates through the inside of the limiting block and is connected with the limiting block in a rotating mode, the top of the limiting block is fixedly provided with a connecting rod, and the top of the connecting rod is fixedly connected with the top of the mechanical chamber.

Compared with the prior art, the invention has the beneficial effects that: the device can change the rotating speed of the boring rod through the mutual meshing of the first gear, the second gear, the third gear and the fourth gear and the mutual meshing of the fourth telescopic rod, so that the application range of the device is enlarged; when the work is finished, the first gear, the second gear or the third gear is far away from the fourth gear through the first telescopic rod, the fourth gear is enabled to idle, meanwhile, the lower baffle and the upper baffle can be abutted against the second rotating shaft through the arranged second telescopic rod and the arranged third telescopic rod, the rotating shaft is further stopped to rotate, the boring rod is enabled to have a low-speed punching process, and the boring rod can be stably decelerated until the boring rod stops.

Drawings

Fig. 1 is a front view showing the overall structure of a rudder blade machining device with a variable speed low speed impulse process.

Fig. 2 is a left side view of the overall structure of a rudder blade machining device with a variable speed low speed impulse process.

FIG. 3 is a gear engagement diagram of a rudder blade machining device with variable speed low speed impulse process.

In the figure: 1-a mechanical chamber, 2-a supporting plate, 3-a first limiting groove, 4-a second limiting groove, 5-a protrusion, 6-a controller, 7-a third telescopic rod, 8-a second rotating shaft, 9-a fourth gear, 10-a motor, 11-a fourth telescopic rod, 12-a boring rod, 13-a hydraulic cylinder, 14-a sliding chute, 15-a connecting plate, 16-a first rotating shaft, 17-a first gear, 18-a second gear, 19-a third gear, 20-a first telescopic rod, 21-a second telescopic rod, 22-an upper baffle, 23-a rubber gasket, 24-a lower baffle, 25-a limiting block, 26-a connecting rod and 27-a supporting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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 construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, in an embodiment of the present invention, a rudder blade processing apparatus with a variable speed low speed impulse process includes a machine chamber 1 and a support plate 2, wherein a first limiting groove 3 and a second limiting groove 4 are disposed inside the machine chamber 1, the first limiting groove 3 is located on four walls of the machine chamber 1, the second limiting groove 4 is located on a left wall of the machine chamber 1 and above the first limiting groove 3, the support plate 2 is located inside the machine chamber 1, the support plate 2 is disposed in a horizontal direction and slidably connected to the machine chamber 1, and four ends of the support plate 2 are located inside the first limiting groove 3; a first telescopic rod 20 and a second telescopic rod 21 are arranged below the supporting plate 2, the first telescopic rod 20 and the second telescopic rod 21 are both arranged in the vertical direction and fixedly connected with the bottom of the mechanical chamber 1, the top of the first telescopic rod 20 is fixedly connected with the bottom of the supporting plate 2, and the second telescopic rod 21 penetrates through the supporting plate 2 and is in sliding connection with the supporting plate 2; a connecting plate 15 is arranged above the supporting plate 2, a motor 10 is arranged above the connecting plate 15, the upper surface of the connecting plate 15 is fixedly connected with the motor 10, and the lower surface of the connecting plate 15 is connected with the supporting plate 2 in a sliding manner; the upper surface of the supporting plate 2 is provided with a chute 14, and the connecting plate 15 is positioned right above the chute 14 and is attached to the bottom of the chute 14; a hydraulic cylinder 13 is arranged on the right side of the motor 10, the hydraulic cylinder 13 is fixedly connected with the support plate 2, a fourth telescopic rod 11 arranged in the horizontal direction is fixed on the left side of the hydraulic cylinder 13, and the left end of the fourth telescopic rod 11 is fixedly connected with the motor 10; a first rotating shaft 16 arranged in the horizontal direction is arranged at the output end of the motor 10, a first gear 17, a second gear 18 and a third gear 19 are arranged on the first rotating shaft 16, and the diameters of the first gear 17, the second gear 18 and the third gear 19 are different; a lower baffle plate 24 is fixed at the top of the second telescopic rod 21, an upper baffle plate 22 is arranged right above the lower baffle plate 24, the lower baffle plate 24 and the upper baffle plate 22 are both arc-shaped, and rubber gaskets 23 are arranged on the lower surfaces of the upper baffle plate 22 and the lower baffle plate 24; a third telescopic rod 7 is arranged above the upper baffle 22, the top of the third telescopic rod 7 is fixedly connected with the top of the mechanical chamber 1, the bottom of the third telescopic rod 7 is fixedly connected with the upper baffle 22, and support rods are arranged between the upper baffle 22 and the third telescopic rod 7, and between the lower baffle 24 and the second telescopic rod 21; a second rotating shaft 8 which is in a horizontal direction and is arranged from left to right is arranged between the upper baffle plate 22 and the lower baffle plate 24; a bulge 5 is arranged at the left end of the second rotating shaft 8, the bulge 5 is positioned inside the second limiting groove 4, and the second rotating shaft 8 is rotatably connected with the mechanical chamber 1; a fourth gear 9 is arranged on the second rotating shaft 8, and the fourth gear 9 can be meshed with the first gear 17, the second gear 18 and the third gear 19 respectively when the fourth telescopic rod 11 and the first telescopic rod 20 are stretched to certain positions; a boring bar 12 arranged in the horizontal direction is fixed at the right end of the second rotating shaft 8, and the boring bar 12 penetrates through the right wall of the mechanical chamber 1 and is rotationally connected with the mechanical chamber 1; first telescopic link 20, second telescopic link 21, third telescopic link 7 and fourth telescopic link 11 are flexible by a pneumatic cylinder 13 control, are equipped with controller 6 in the outside of machine room 1, controller 6 and the left wall fixed connection of machine room 1, and motor 10 and pneumatic cylinder 13 all with controller 6 electric connection.

The working principle of the invention is as follows: when the work is started, the motor 10 is started by the control panel, and the second rotating shaft 8 is rotated by the motor 10 so as to control the rotation of the boring bar 12; in the working process, the hydraulic cylinder 13 is controlled to work through the controller 6, when the boring bar 12 needs to be subjected to speed change, the first telescopic rod 20 controls the support plate 2 to move up and down so as to control the first rotating shaft 16 to move up and down, the fourth telescopic rod 11 controls the motor 10 to move left and right so as to control the telescopic rods to move left and right, the fourth gear 9 can be meshed with the first gear 17, the second gear 18 and the third gear 19 respectively through the operation, and the speed change effect is achieved due to the fact that the diameters of the first gear 17, the second gear 18 and the third gear 19 are different in size; when the work is finished, the motor 10 is turned off, at the moment, the first telescopic rod 20 drives the support plate 2 to move downwards, the fourth gear 9 is further in an idle rotation state, meanwhile, the second telescopic rod 21 and the third telescopic rod 7 start to stretch and retract, and finally the upper baffle 22 and the lower baffle 24 are pressed against the second rotating shaft 8, so that the rotating speed of the second rotating shaft 8 is reduced until the second rotating shaft stops rotating.

Example 2:

on the basis of the embodiment 1, in the embodiment of the invention, the rudder blade machining device has a variable-speed low-speed impulse process; the surface of the second rotating shaft 8 is provided with a limiting block 25, the second rotating shaft 8 penetrates through the inside of the limiting block 25 and is rotatably connected with the limiting block 25, the top of the limiting block 25 is fixed with a connecting rod 26, and the top of the connecting rod 26 is fixedly connected with the top of the mechanical chamber 1.

Through the limiting effect of the limiting block 25 and the connecting rod 26, the second rotating shaft 8 is well supported, so that the second rotating shaft 8 is more stable in rotation, and the stability of the boring bar 12 during operation is enhanced.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A rudder blade processing device with variable-speed low-speed impulse process comprises a mechanical chamber (1) and a support plate (2); the device is characterized in that a first limiting groove (3) and a second limiting groove (4) are arranged in the mechanical chamber (1), the first limiting groove (3) is positioned on the four walls of the mechanical chamber (1), and the second limiting groove (4) is positioned on the left wall of the mechanical chamber (1) and above the first limiting groove (3); the supporting plate (2) is positioned inside the mechanical chamber (1), the supporting plate (2) is arranged in the horizontal direction and is in sliding connection with the mechanical chamber (1), and four ends of the supporting plate (2) are positioned inside the first limiting groove (3); a first telescopic rod (20) and a second telescopic rod (21) are arranged below the supporting plate (2), the first telescopic rod (20) and the second telescopic rod (21) are both arranged in the vertical direction and are fixedly connected with the bottom of the mechanical chamber (1), the top of the first telescopic rod (20) is fixedly connected with the bottom of the supporting plate (2), and the second telescopic rod (21) penetrates through the supporting plate (2) and is in sliding connection with the supporting plate (2); a connecting plate (15) is arranged above the supporting plate (2), a motor (10) is arranged above the connecting plate (15), the upper surface of the connecting plate (15) is fixedly connected with the motor (10), and the lower surface of the connecting plate (15) is in sliding connection with the supporting plate (2); a hydraulic cylinder (13) is arranged on the right side of the motor (10), the hydraulic cylinder (13) is fixedly connected with the support plate (2), a fourth telescopic rod (11) arranged in the horizontal direction is fixed on the left side of the hydraulic cylinder (13), and the left end of the fourth telescopic rod (11) is fixedly connected with the motor (10); a first rotating shaft (16) arranged in the horizontal direction is arranged at the output end of the motor (10), a first gear (17), a second gear (18) and a third gear (19) are arranged on the first rotating shaft (16), and the diameters of the first gear (17), the second gear (18) and the third gear (19) are different; a lower baffle (24) is fixed at the top of the second telescopic rod (21), and an upper baffle (22) is arranged right above the lower baffle (24); a third telescopic rod (7) is arranged above the upper baffle (22), the top of the third telescopic rod (7) is fixedly connected with the top of the mechanical chamber (1), and the bottom of the third telescopic rod (7) is fixedly connected with the upper baffle (22); a second rotating shaft (8) which is in a horizontal direction and is arranged from left to right is arranged between the upper baffle (22) and the lower baffle (24); a bulge (5) is arranged at the left end of the second rotating shaft (8), the bulge (5) is positioned inside the second limiting groove (4), and the second rotating shaft (8) is rotatably connected with the mechanical chamber (1); a fourth gear (9) is arranged on the second rotating shaft (8), and the fourth gear (9) can be meshed with the first gear (17), the second gear (18) and the third gear (19) respectively when the fourth telescopic rod (11) and the first telescopic rod (20) are stretched to a certain position; a boring bar (12) arranged in the horizontal direction is fixed at the right end of the second rotating shaft (8), and the boring bar (12) penetrates through the right wall of the mechanical chamber (1) and is rotationally connected with the mechanical chamber (1); the controller (6) is arranged outside the mechanical chamber (1), the controller (6) is fixedly connected with the left wall of the mechanical chamber (1), and the motor (10) and the hydraulic cylinder (13) are both electrically connected with the controller (6).

2. Rudder blade machining device with variable-speed low-speed impulse process according to claim 1, characterized in that the upper surface of the support plate (2) is provided with a runner (14).

3. Rudder blade machining device with variable-speed low-speed impulse process according to claim 2, characterized in that the connecting plate (15) is located directly above the runner (14) and abuts against the bottom of the runner (14).

4. Rudder blade machining device with variable speed low speed impulse process according to claim 1, characterised in that the lower flap (24) and the upper flap (22) are both circular arc shaped.

5. Rudder blade machining device with variable speed low speed impulse process according to claim 1, characterised in that the lower surface of the upper flap (22) and the lower surface of the lower flap (24) are provided with rubber gaskets (23).

6. Rudder blade machining device with variable speed low speed impulse process according to claim 1 characterized in that the first telescopic rod (20), the second telescopic rod (21), the third telescopic rod (7) and the fourth telescopic rod (11) are controlled by one hydraulic cylinder (13) to telescope.

7. The rudder blade machining device with the variable-speed low-speed impulse process is characterized in that a limiting block (25) is arranged on the surface of the second rotating shaft (8), the second rotating shaft (8) penetrates through the limiting block (25) and is rotatably connected with the limiting block (25), a connecting rod (26) is fixed to the top of the limiting block (25), and the top of the connecting rod (26) is fixedly connected with the top of the machine chamber (1).