CPP variable pitch propeller hub body machining tool

Abstract

The utility model discloses a CPP variable-pitch propeller hub body machining tool, and relates to the technical field of machining tools, the CPP variable-pitch propeller hub body machining tool comprises a bottom plate, a left stand column and a right stand column are welded to the positions, close to the left side and the right side, of the middle of the upper end of the bottom plate respectively, and a mounting plate is rotationally mounted in the middle of the surfaces of the opposite sides of the left stand column and the right stand column; a mounting disc is rotatably mounted on one side of the mounting plate, a plurality of bolts are arranged on the surface of the side, away from the mounting disc, of the mounting plate and penetrate through the mounting plate to be in threaded connection with the mounting disc, scale marks are engraved on the surface of one side of the mounting plate, and two second threaded holes are formed in the end faces of the two sides of the mounting plate correspondingly; a first fixing strip, a second fixing strip, a third fixing strip and a fourth fixing strip are rotationally installed on the end face of the side, close to the left stand column and the right stand column, of the bottom plate respectively, a propeller hub body is fixed through the installation disc, and the propeller hub body can be rotated by 360 degrees and turned up and down through the device in the machining process.

Description

Technical Field

[0001] The utility model relates to the technical field of processing tooling, in particular to a CPP variable pitch propeller hub body processing tooling. Background Art

[0002] The CPP variable pitch hub is a design that can adjust the angle of the propeller blades. The hub body is the central part connected to the axis, used to support and fix the blades. The hub body is usually cylindrical or conical in shape. This design can provide good structural strength and stability. However, during the processing, when the circumferential surface of the hub body is processed, due to its cylindrical or conical shape, a tooling for fixing and auxiliary processing is required during processing. Therefore, those skilled in the art provide a CPP variable pitch hub body processing tooling to solve the problems raised in the above background technology. Utility Model Content

[0003] The purpose of the utility model is to provide a CPP variable pitch propeller hub body processing tooling to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A CPP variable pitch hub body processing tool comprises a base plate, a left column and a right column are respectively welded at positions near the left and right sides of the upper end of the base plate, a mounting plate is rotatably mounted on the surface of one side opposite to the left column and the right column, a bearing seat is embedded in the center of the mounting plate, two ends of the bearing seat pass through the two sides of the mounting plate, a rotating shaft is fixedly mounted on the inner ring of the bearing seat, and a mounting disk is fixedly mounted on one end of the rotating shaft.

[0006] As a further solution of the utility model: a plurality of mounting holes are provided on a surface of one side of the mounting plate, and the mounting holes are arranged in a circular array.

[0007] As a further solution of the utility model: a plurality of bolts are arranged on a surface of a side of the mounting plate away from the mounting disk, the plurality of bolts are arranged in a circular array, and the plurality of bolts penetrate the mounting plate and are threadedly connected to the mounting disk.

[0008] As a further solution of the utility model: two threaded holes 2 are respectively formed on the end surfaces of both sides of the mounting plate close to the left column and the right column.

[0009] As a further solution of the utility model: scale lines are engraved on a surface of one side of the mounting plate close to the mounting disk, and the scale lines are arranged in a ring shape close to the outer side of the mounting disk.

[0010] As a further solution of the utility model: a fixing bar 1 and a fixing bar 2 are rotatably installed on the end surface of one side of the base plate close to the left column, a fixing bar 3 and a fixing bar 4 are rotatably installed on the end surface of one side of the base plate close to the right column, and a light hole 2 is opened on one side of each of the fixing bars 1, 2, 3 and 4.

[0011] As a further solution of the utility model: light holes 1 are provided on both side surfaces of the left column and the right column near the lower ends.

[0012] As a further solution of the utility model: threaded holes 1 are provided at positions near the four corners of the upper end of the bottom plate.

[0013] Compared with the prior art, the utility model provides a CPP variable pitch propeller hub body processing tooling, which has the following technical effects and advantages:

[0014] 1. Install the propeller hub body on the mounting plate through the mounting hole on the mounting plate. The mounting plate is fixedly connected to the rotating shaft, and the rotating shaft is fixedly connected to the inner ring of the bearing seat. The mounting plate is fixed to the mounting plate through bolts. After loosening the bolts, the propeller hub body can be rotated 360 degrees by the rotating shaft, which is convenient for processing the circumferential surface of the propeller hub body. Secondly, the mounting plate is rotatably connected to the left column and the right column. The mounting plate can be vertically fixed by external bolts in conjunction with the light holes 1 on the left column and the right column and the threaded holes 2 on both sides of the mounting plate. By loosening the external bolts, the mounting plate can be turned upside down. The mounting plate can be turned over to be level with the bottom plate and fixed by a fixing strip, so that the upper end surface of the propeller hub body can be processed.

[0015] 2. There are scale lines engraved on the mounting plate, which makes it easier to confirm the rotation angle when rotating the propeller hub body, making positioning more accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of a CPP variable pitch hub body processing tooling.

[0017] Figure 2 This is a schematic diagram of the structure of a mounting plate in a CPP variable pitch propeller hub body processing tool.

[0018] Figure 3 This is a schematic diagram of the structure of a mounting plate in a CPP variable pitch hub body processing tool.

[0019] Figure 4 A side view of a mounting plate and a mounting disc in a CPP variable pitch hub body processing tool.

[0020] In the figure: 1, bottom plate; 2, threaded hole 1; 3, left column; 4, right column; 5, mounting plate; 6, mounting plate; 7, mounting hole; 8, fixing bar 1; 9, fixing bar 2; 10, fixing bar 3; 11, fixing bar 4; 12, light hole 1; 13, light hole 2; 14, scale line; 15, threaded hole 2; 16, bolt; 17, bearing seat; 18, rotating shaft. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] The utility model provides Figure 1-4 A CPP variable pitch hub body processing tooling shown in the figure comprises a base plate 1, a left column 3 and a right column 4 are respectively welded at the center of the upper end of the base plate 1 near the left and right sides, a mounting plate 5 is rotatably mounted on the surface of the opposite side of the left column 3 and the right column 4, a bearing seat 17 is embedded in the center of the mounting plate 5, both ends of the bearing seat 17 pass through the two sides of the mounting plate 5, a rotating shaft 18 is fixedly mounted on the inner ring of the bearing seat 17, a mounting plate 6 is fixedly mounted on one end of the rotating shaft 18, a plurality of mounting holes 7 are opened on one side surface of the mounting plate 6, the mounting holes 7 are arranged in a circular array, a plurality of bolts 16 are arranged on the side surface of the mounting plate 5 away from the mounting plate 6, the plurality of bolts 16 are arranged in a circular array, and the plurality of bolts 16 penetrate the mounting plate 5 and the mounting plate 6. The plate 6 is threadedly connected, and two threaded holes 2 15 are respectively provided on the end surfaces of both sides of the mounting plate 5 close to the left column 3 and the right column 4. The surface of the mounting plate 5 close to the mounting plate 6 is engraved with scale lines 14, and the scale lines 14 are arranged in a ring shape near the outer side of the mounting plate 6. A fixing bar 1 8 and a fixing bar 2 9 are rotatably installed on the end surface of one side of the bottom plate 1 close to the left column 3, and a fixing bar 3 10 and a fixing bar 4 11 are rotatably installed on the end surface of one side of the bottom plate 1 close to the right column 4. One side of the fixing bar 1 8, the fixing bar 2 9, the fixing bar 3 10 and the fixing bar 4 11 are all provided with a light hole 2, and the two side surfaces of the left column 3 and the right column 4 are both provided with a light hole 12 near the lower end, and the upper end of the bottom plate 1 is provided with a threaded hole 2 near the four corners.

[0023] Working principle of the utility model: when using the utility model, first fix the device on the workbench of the processing machine tool through the threaded hole 2 on the bottom plate 1, and then fix the hub body on the mounting plate 6 through the mounting hole 7 on the mounting plate 6, the mounting plate 6 is installed and fixedly connected with the rotating shaft 18, the rotating shaft 18 is fixedly connected with the inner ring of the bearing seat 17, and the mounting plate 6 is fixed between the bolt 16 and the mounting plate 5. Therefore, by loosening the bolt 16, the rotating shaft 18 can be used to rotate the hub body 360 degrees. When the hub body is rotated to the required angle for processing, the mounting plate 6 is fixed to the mounting plate 5 by the bolt 16 to prevent it from deflecting during processing. When the upper end of the hub body needs to be processed, the mounting plate 5 is fixed to the left column 3 and the right column 4 is rotatably connected, and the mounting plate 5 can be vertically fixed by the external bolts 16 in cooperation with the light holes 12 on the left column 3 and the right column 4 and the threaded holes 2 15 on both sides of the mounting plate 5. By loosening the external bolts 16, the mounting plate 5 can be turned upside down, and the mounting plate can be turned over to be level with the bottom plate 1, so that the hub body can be erected, and then the fixing strip 1 8, the fixing strip 2 9, the fixing strip 3 10 and the fixing strip 4 11 are rotated to align the light holes 2 13 on them with the threaded holes 2 15 on both sides of the mounting plate 5 respectively, and then the fixing strip 1 8, the fixing strip 2 9, the fixing strip 3 10 and the fixing strip 4 11 are fixed to the mounting plate 5 by the external bolts 16, so that the mounting plate 5 is fixed, and the upper end surface of the hub body can be processed.

[0024] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A CPP variable pitch propeller hub body processing tool, comprising a bottom plate (1), characterized in that: A left column (3) and a right column (4) are respectively welded at the center of the upper end of the base plate (1) near the left and right sides, and a mounting plate (5) is rotatably mounted on the surface of the opposite side of the left column (3) and the right column (4). A bearing seat (17) is embedded in the center of the mounting plate (5), and the two ends of the bearing seat (17) pass through the two sides of the mounting plate (5). A rotating shaft (18) is fixedly mounted on the inner ring of the bearing seat (17), and a mounting plate (6) is fixedly mounted on one end of the rotating shaft (18).

2. A CPP variable pitch propeller hub body processing tooling according to claim 1, characterized in that: A plurality of mounting holes (7) are provided on a surface of one side of the mounting plate (6), and the mounting holes (7) are arranged in a circular array.

3. The CPP variable pitch propeller hub body processing tooling according to claim 1, characterized in that: A plurality of bolts (16) are provided on a surface of a side of the mounting plate (5) away from the mounting disk (6), the plurality of bolts (16) being arranged in a circular array, and the plurality of bolts (16) passing through the mounting plate (5) and being threadedly connected to the mounting disk (6).

4. A CPP variable pitch propeller hub body processing tooling according to claim 1, characterized in that: Two threaded holes (15) are respectively formed on the end surfaces of both sides of the mounting plate (5) close to the left column (3) and the right column (4).

5. The CPP variable pitch propeller hub body processing tooling according to claim 1, characterized in that: Scale lines (14) are engraved on a surface of one side of the mounting plate (5) close to the mounting disk (6), and the scale lines (14) are arranged in a ring shape at a position close to the outside of the mounting disk (6).

6. The CPP variable pitch propeller hub body processing tooling according to claim 1, characterized in that: A fixing bar 1 (8) and a fixing bar 2 (9) are rotatably mounted on an end surface of one side of the bottom plate (1) close to the left column (3); a fixing bar 3 (10) and a fixing bar 4 (11) are rotatably mounted on an end surface of one side of the bottom plate (1) close to the right column (4); and a light hole 2 (13) is provided on one side of each of the fixing bar 1 (8), the fixing bar 2 (9), the fixing bar 3 (10) and the fixing bar 4 (11).

7. The CPP variable pitch propeller hub body processing tooling according to claim 1, characterized in that: Light holes 1 (12) are provided on both side surfaces of the left column (3) and the right column (4) near the lower ends.

8. The CPP variable pitch propeller hub body processing tooling according to claim 1, characterized in that: The upper end of the bottom plate (1) is provided with threaded holes (2) at positions close to the four corners.

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