Fixing device for rotor machining

Abstract

The utility model discloses a fixing device for rotor machining, and relates to the technical field of rotor machining, the fixing device comprises a plate body, a positioning mechanism and two clamping mechanisms distributed in a mirror image mode are fixedly installed on the top face of the plate body, the two clamping mechanisms are distributed on the two sides of the positioning mechanism, each clamping mechanism comprises an installation plate, and the installation plates are fixedly installed on the top face of the plate body. The clamping mechanism is arranged, the two arc-shaped clamping plates can be rotated through the clamping mechanism, so that the clamping plates are attached to the outer surface of a rotor blank, the contact area between the clamp and the outer surface of a rotor is increased, pressing damage is reduced, the machining efficiency is improved, and the machining quality is improved. According to the utility model, through the arrangement of the positioning mechanism, the circle center of the rotor can be positioned through the positioning rod, so that the circle center of the rotor cannot deviate after being heated and expanded, and the positioning rod can be telescopic, so that the installation of the shaft body cannot be influenced.

Description

TECHNICAL FIELD

[0001] The application relates to the rotor processing technical field, in particular to a fixing device for rotor processing. BACKGROUND

[0002] A rotor refers to a rotating body supported by bearings. An object such as an optical disc without a rotating shaft can be regarded as a rotor when it is rigidly connected or attached with a shaft.

[0003] For the related technologies in the above, the inventors believe that there are still the following problems:

[0004] Firstly, the existing part of the rotor is fixed by using a clamp, and the part of the clamp usually clamps the two sides of the rotor. This way can cause the contact surface between the rotor outer surface and the clamp to be small, so that the situation of bruising can occur.

[0005] Secondly, when the rotor is installed with the shaft body, the heat expansion and cold shrinkage method needs to be used. This method can cause the rotor blank to deviate, so that the shaft body deviates from the center of the rotor, thereby affecting the normal use of the rotor.

[0006] In view of the above problems, the inventors propose a fixing device for rotor processing to solve the above problems. CONTENT OF THE UTILITY MODEL

[0007] In order to improve the situation that the existing part of the device has a small contact surface and causes bruising and ligand deviation, the purpose of the present application is to provide a fixing device for rotor processing.

[0008] In order to solve the above problems, the utility model provides the following scheme: a fixing device for rotor processing, including the plate body, the top surface of the plate body is fixedly installed with the positioning mechanism and two mirror image distribution clamping mechanisms, two clamping mechanisms are distributed on both sides of the positioning mechanism, the clamping mechanism includes the mounting plate, the mounting plate is located on one side of the top surface of the plate body, one side of the mounting plate is fixedly installed with the fixed block, the side away from the mounting plate of the fixed block is fixedly installed with the arc plate, both sides of the arc plate are rotatably installed with the clamping plate, one side of the mounting plate is rotatably installed with two electric telescopic rods, and the telescopic ends of the two electric telescopic rods are rotatably connected with the two clamping plates respectively.

[0009] Preferably, the positioning mechanism comprises a supporting ring, the supporting ring is fixedly installed on the top surface of the plate body, a circular groove is formed in the middle part of the supporting ring, a positioning rod is slidably inserted into the circular groove, a circular plate is fixedly installed at the bottom end of the positioning rod, a spring is fixedly installed on the top surface of the circular plate, the spring is movably sleeved on the outer surface of the positioning rod, and the spring is fixedly installed on the bottom surface of the supporting ring.

[0010] Compared with the prior art, the utility model has the beneficial effects that:

[0011] 1. The utility model discloses a clamping mechanism is set up, and the clamping mechanism can rotate to two arc clamping plates, thereby making the clamping plate and the outer surface of rotor blank body fit, improve the contact surface of clamp and rotor outer surface, reduce the pressure injury that appears.

[0012] 2. The utility model discloses a positioning mechanism is set up, and the positioning rod can be positioned to the center of circle of rotor, thereby making its center of circle not deviate after heating expansion, and the positioning rod can be telescopic, make it not influence the installation of shaft body. DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying creative labor, still can obtain other drawings according to these drawings.

[0014] Figure 1 It is the structure schematic diagram of the utility model.

[0015] Figure 2 It is the structure schematic diagram of the utility model clamping mechanism.

[0016] Figure 3 It is the structure schematic diagram of the utility model positioning mechanism.

[0017] Figure 4 It is another view structure schematic diagram of the utility model positioning mechanism.

[0018] In the drawing: 1, plate body;2, clamping mechanism;21, mounting plate;22, electric telescopic rod;23, clamping plate;24, arc plate;25, fixed block;26, rotating shaft;27, support block;3, positioning mechanism;31, limit ring;32, support ring;33, round groove;34, spring;35, positioning rod;36, round plate;37, recess;38, annular groove. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiment of the utility model will be clearly and completely described in the following by combining the drawings in the embodiment of the utility model, obviously, the described embodiment only is a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by ordinary skilled person in the art without making creative labor belong to the scope of protection of the utility model.

[0020] Embodiment: as Figures 1-4The utility model provides a fixing device for rotor processing, including board body 1, board body 1 is used as support piece, the top surface fixed mounting of board body 1 has locating mechanism 3 and two mirror image distribution's clamping mechanism 2, locating mechanism 3 can position the center of circle of rotor blank, two clamping mechanism 2 distribute in the both sides of locating mechanism 3, and clamping mechanism 2 can clamp rotor blank.

[0021] Clamping mechanism 2 includes mounting plate 21, and mounting plate 21 is used as fixed part, and mounting plate 21 is located at the top surface side of board body 1, can prevent the falling between clamping mechanism 2 and board body 1, and one side fixed mounting of mounting plate 21 has fixed block 25, and fixed block 25 is used as support piece, and one side fixed mounting of fixed block 25 away from mounting plate 21 has arc plate 24, makes fixed block 25 support column arc plate 24.

[0022] The both sides of arc plate 24 are rotatably installed with clamping plates 23, so that the two clamping plates 23 rotate on the both sides of the arc plate 24. The two clamping plates 23 are rotatably installed on the both sides of the arc plate 24 through the rotating shafts 26, so that the two clamping plates 23 rotate with the rotating shafts 26 as the center to prevent the occurrence of clamping.

[0023] The cross-sectional shape of the two clamping plates 23 is arc-shaped, so that the two clamping plates 23 cooperate with the arc plate 24 to increase the contact area with the outer surface of the rotor blank and reduce the occurrence of indentation of the rotor blank.

[0024] Two inclined support blocks 27 are fixedly installed on one side of the mounting plate 21. The two support blocks 27 can support the two electric telescopic rods 22. The two support blocks 27 are distributed on the both sides of the fixed block 25 and are used in cooperation with the two electric telescopic rods 22 on the both sides. The two electric telescopic rods 22 are rotatably installed on one side of the two support blocks 27 respectively. The telescopic ends of the two electric telescopic rods 22 are rotatably connected with the two clamping plates 23 respectively, so that the two electric telescopic rods 22 drive the two clamping plates 23 on the both sides to rotate.

[0025] The locating mechanism 3 includes a support ring 32. The support ring 32 can support the rotor blank. The support ring 32 is fixedly installed on the top surface of the board body 1, so that the support ring 32 is fixed with the board body 1 to prevent falling. A limiting ring 31 is fixedly sleeved on the outer surface of the support ring 32. The limiting ring 31 can limit the rotor blank to prevent it from deviating.

[0026] A circular groove 33 is formed in the middle of the support ring 32. The circular groove 33 is used in cooperation with a positioning rod 35. The positioning rod 35 is slidably inserted into the circular groove 33, so that the positioning rod 35 slides in the circular groove 33. A circular plate 36 is fixedly installed at the bottom end of the positioning rod 35. The circular plate 36 moves together with the positioning rod 35. A groove 37 is formed in the top surface of the board body 1 and is used in cooperation with the circular plate 36, so that the circular plate 36 slides in the groove 37.

[0027] The top surface of the circular plate 36 is fixedly provided with a spring 34, the spring 34 can make the positioning rod 35 have a space of descending, and can drive the positioning rod 35 to reset, the spring 34 movably sheaths the outer surface of the positioning rod 35, the spring 34 is fixedly installed on the bottom surface of the supporting ring 32, the bottom surface of the supporting ring 32 is provided with an annular groove 38, the spring 34 is fixedly installed in the annular groove 38, so that the spring 34 is installed in the annular groove 38, thereby preventing falling.

[0028] Working principle: first, the device is installed in the appropriate position through the plate body 1, then the rotor embryo is placed on the top surface of the supporting ring 32 of the positioning mechanism 3, and is located in the limiting ring 31, then the center hole of the rotor embryo is matched with the positioning rod 35, the rotor is fixed, when the shaft body is installed, the shaft body is installed in the rotor embryo, and the positioning rod 35 is pressed, the positioning rod 35 slides in the circular groove 33 and shrinks downward, at the same time, the circular plate 36 stretches the spring 34, and shrinks in the recess 37, when the rotor and the shaft body are fixed, the rotor is taken off, the spring 34 in the annular groove 38 resets, so that the positioning rod 35 rises and resets.

[0029] When the rotor embryo is located on the top surface of the supporting ring 32, the two clamping mechanisms 2 can be used to fix the rotor, the electric telescopic rod 22 on one side of the mounting plate 21 is started, the electric telescopic rod 22 is extended and drives the arc-shaped clamping plate 23 to rotate, the arc-shaped clamping plates 23 on both sides rotate together on both sides of the arc-shaped plate 24 through the rotating shaft 26, at the same time, the electric telescopic rod 22 rotates in the supporting block 27, so as to adjust the direction, finally, the arc-shaped plate 24 cooperates with the clamping plate 23 to clamp and fix the rotor.

[0030] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalent technologies, the present application also intends to include these modifications and variations.

Claims

1. A fixing device for rotor machining, comprising a plate body (1), characterized in that: The top surface of the plate body (1) is fixedly installed with a positioning mechanism (3) and two mirror image distributed clamping mechanisms (2), and the two clamping mechanisms (2) are distributed on the two sides of the positioning mechanism (3). The clamping mechanism (2) comprises a mounting plate (21) located on one side of the top surface of the plate body (1), one side of the mounting plate (21) is fixedly installed with a fixed block (25), the side of the fixed block (25) away from the mounting plate (21) is fixedly installed with an arc-shaped plate (24), both sides of the arc-shaped plate (24) are rotatably installed with clamping plates (23), and one side of the mounting plate (21) is rotatably installed with two electric telescopic rods (22), and the telescopic ends of the two electric telescopic rods (22) are rotatably connected with the two clamping plates (23) respectively.

2. The fixing device for machining a rotor according to claim 1, characterized in that: The positioning mechanism (3) comprises a supporting ring (32) fixedly installed on the top surface of the plate body (1), a circular groove (33) is formed in the middle of the supporting ring (32), a positioning rod (35) is slidably inserted into the circular groove (33), a circular plate (36) is fixedly installed at the bottom end of the positioning rod (35), a spring (34) is fixedly installed on the top surface of the circular plate (36), the spring (34) is movably sleeved on the outer surface of the positioning rod (35), and the spring (34) is fixedly installed on the bottom surface of the supporting ring (32).

3. The fixture of claim 1, wherein: One side of the mounting plate (21) is fixedly installed with two inclined supporting blocks (27), the two supporting blocks (27) are fixedly distributed on the two sides of the fixed block (25), and the two electric telescopic rods (22) are rotatably installed on one side of the two supporting blocks (27) respectively.

4. The fixture of claim 1, wherein: The cross section of the two clamping plates (23) is arc-shaped.

5. The apparatus of claim 1 wherein: The two clamping plates (23) are rotatably installed on the two sides of the arc-shaped plate (24) through the pivot (26).

6. The apparatus of claim 2 wherein: The top surface of the plate body (1) is provided with a groove (37) matched with the circular plate (36).

7. The fixture of claim 2 wherein: The bottom surface of the supporting ring (32) is provided with an annular groove (38), and the spring (34) is fixedly installed in the annular groove (38).

8. The apparatus of claim 2 wherein: The outer surface of the supporting ring (32) is fixedly sleeved with a limiting ring (31).

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