CN216559509U - Rotor correcting device - Google Patents

Abstract

The utility model relates to the technical field of calibrating devices, in particular to a rotor calibrating device, comprising: a machine table, at least one mounting seat is arranged on the machine table, the mounting seat is used for installing a rotor to be calibrated, and is connected with the The machine table is slidably connected; the first positioning mechanism is arranged on the machine table and is opposite to the mounting seat along the axial direction of the rotor, and has a first positioning mechanism for abutting against the axial end of the rotor. a positioning plate; a second positioning mechanism, arranged on the machine table and between the mounting seat and the first positioning mechanism along the radial direction of the rotor, with a pair of second positioning plates, one The second positioning plate is used for clamping the rotor in the radial direction. The utility model provides a rotor correction device with high detection efficiency.

Description

A rotor correction device

technical field

The utility model relates to the technical field of calibration devices, in particular to a rotor calibration device.

Background technique

The screw rotor is the core part of the screw pump, its quality directly affects the performance of the screw pump. The screw rotor in the vacuum industry is generally a profiled rotor with variable pitch. The advantage of this variable pitch rotor is that it can generate a large internal compression ratio and improve the efficiency of the pump. The disadvantage is that this variable pitch rotor is difficult to process and requires The processing equipment has high precision. After the variable pitch screw rotor is processed, it needs to be inspected. The inspection can be done with a three-coordinate measuring instrument. This inspection method requires the X, Y, and Z directions of the screw rotor to be inspected one by one. The three-coordinate measuring instrument can only be detected after aligning the X, Y, and Z directions of the screw rotor, and the efficiency is low and cannot meet the production requirements.

Utility model content

Therefore, the technical problem to be solved by the present invention is to overcome the defect of low detection efficiency of the screw rotor detection device in the prior art, so as to provide a rotor calibration device with high detection efficiency.

In order to solve the above-mentioned technical problems, the utility model provides a rotor correction device, which includes:

a machine table, the machine table is provided with at least one mounting seat, the mounting seat is used for installing the rotor to be calibrated and is slidably connected with the machine table;

a first positioning mechanism, which is arranged on the machine table and is arranged opposite to the mounting seat along the axial direction of the rotor, and has a first positioning plate for abutting with the axial end of the rotor;

The second positioning mechanism is arranged on the machine table, and is arranged between the mounting seat and the first positioning mechanism along the radial direction of the rotor, and has a pair of second positioning plates, a pair of second positioning plates Plates are used to radially clamp the rotor.

Optionally, the first positioning mechanism includes a sliding seat slidably connected to the machine table and a first supporting frame arranged on the sliding seat, and the first positioning plate is arranged on the first supporting frame .

Optionally, a plurality of positioning portions are provided on the first positioning plate, and the positioning portions are suitable for abutting against the axial end portion of the rotor.

Optionally, the first support frame is provided with a first handle.

Optionally, the second positioning mechanism includes a second support frame slidably connected to the machine table and an adjustment member provided on the second support frame, and the second support frame has two supports arranged at intervals A pair of the second positioning plates are respectively arranged on the two supporting plates, and the adjusting member penetrates the supporting plates and is connected to the second positioning plates to adjust the distance between the two positioning plates.

Optionally, a second handle is provided on the second support frame.

Optionally, the second positioning mechanisms include two spaced apart, and the two second positioning mechanisms are respectively disposed close to the mounting seat and the first positioning mechanism.

Optionally, the mounting seat includes a first seat body that moves in the axial direction of the rotor and a second seat body that moves in the radial direction of the rotor.

Optionally, the machine table is provided with a first slide rail arranged along the axial direction of the rotor, the first base body is slidably connected to the first slide rail, and the second base body is far away from the One side of the first slide rail is provided with a second slide rail, the second slide rail is arranged along the radial direction of the rotor, and a third seat body is arranged on the second slide rail, and the third seat body is connected to the rotor. The first slide rails are slidably connected.

The technical scheme of the utility model has the following advantages:

1. The rotor correction device provided by the present utility model, when the rotor needs to be corrected, the drive mounting seat drives the rotor to move toward the first positioning mechanism in the axial direction until the axial end of the rotor and the first positioning mechanism of the first positioning mechanism. The plate abuts to complete the axial correction; then the drive mounting seat drives the rotor to move radially toward the second positioning mechanism until the circumferential edge of the rotor contacts a pair of second positioning plates of the second positioning mechanism to complete the radial correction, During calibration, since the positions of the first positioning mechanism and the second positioning mechanism have been calibrated in advance, the correction can be completed only by driving the rotor to move toward the first positioning mechanism and the second positioning mechanism, and the detection efficiency is high and the operation is convenient.

2. In the rotor calibration device provided by the present invention, the positioning portion on the first positioning plate makes it easier for the axial end of the rotor to be positioned with the first positioning plate during calibration, and the calibration is more accurate.

3. In the rotor calibrating device provided by the present utility model, the setting of the adjusting member on the second locating mechanism can set the distance between the two locating plates according to the actual processing requirements, so as to correct the rotors of different sizes, and has a wide application range.

4. In the rotor calibration device provided by the present utility model, the arrangement of the first seat body, the second seat body and the third seat body is convenient for the rotor to move on the machine table, and the operation is more convenient.

Description of drawings

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the following descriptions The accompanying drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

Fig. 1 is the schematic diagram of the rotor calibration device provided by the utility model;

Fig. 2 is the schematic diagram of the first positioning mechanism;

FIG. 3 is a schematic diagram of the second positioning mechanism.

Description of reference numbers:

1. Machine; 2. The first positioning mechanism; 3. The second positioning mechanism; 4. The rotor; 5. The first sliding rail; 6. The first base; 7. The second base; 8. The third base ; 9, sliding seat; 10, the first support frame; 11, the first fixing plate; 12, the second fixing plate; 13, the magnet; 14, the rotating shaft; 15, the first positioning plate; 16, the positioning part; 17, the first a handle; 18, a second support frame; 19, an adjustment piece; 20, a second positioning plate; 21, a second handle.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as there is no conflict with each other.

A specific embodiment of the rotor correction device shown in FIGS. 1 to 3 is used for correcting the screw rotor, which is two rotors with variable pitch and arranged side by side, including a machine 1 and a machine set on the machine 1. There are two sets of mounting seats, one first positioning mechanism 2 and two second positioning mechanisms 3, and the top holes at both ends of the rotor 4 are respectively pushed to the top of the two sets of mounting seats.

The machine table 1 is a horizontally arranged work table, and a plurality of first slide rails 5 arranged along the axial direction of the rotor 4 are arranged on the table surface of the work table, and a set of mounting seats are oppositely arranged on the first slide rails 5 , each group of the mounting seats includes a first seat body 6 that moves along the axial direction of the rotor 4 and a second seat body 7 that moves along the radial direction of the rotor 4 . Specifically, the first seat body 6 is slidably connected to the first slide rail 5 , and a second slide rail is provided on the side of the second seat body 7 away from the first slide rail 5 . The rails are arranged along the radial direction of the rotor 4 , and the second slide rail is provided with a third seat body 8 , and the third seat body 8 is slidably connected with the first slide rail 5 . The first seat body 6 and the second seat body 7 are respectively connected with the axial ends of the two rotors 4 to drive the rotors 4 to move in the axial direction and the radial direction.

The first positioning mechanism 2 is disposed opposite the mounting seat along the axial direction of the rotor 4, and is located between the axial end of the rotor 4 and the mounting seat, and includes a sliding seat 9 and a sliding seat slidably connected to the machine table 1. The first support frame 10 is arranged on the sliding seat 9 .

The sliding seat 9 is a right angle, and the two sides facing the machine table 1 are respectively provided with a first fixing plate 11 and a second fixing plate 12, and the first fixing plate 11 is also provided with a magnet 13 to connect with the machine under the action of magnetic force. The table surface of the table 1 is adsorbed and fixed, so that the first positioning mechanism 2 is fixed at a predetermined position of the machine table 1 .

The first support frame 10 includes an integrally formed horizontal plate and an inclined plate, a space allowing the shaft 14 of the rotor 4 to pass through is formed between the horizontal plate and the inclined plate, the height of the horizontal plate is slightly higher than that of the rotor 4, and the horizontal plate is provided with There is a first positioning plate 15 for abutting against the axial end of the rotor 4 . The first positioning plate 15 is provided with a plurality of positioning portions 16 , and the positioning portions 16 are suitable for contacting with the rotor 4 . The axial end of the locating pin abuts against, one end of the inclined plate is fixed with the sliding seat 9, and a first handle 17 is provided for easy operation.

A second positioning mechanism 3 is provided between the mounting seat and the first positioning mechanism 2 along the radial direction of the rotor 4, and the other second positioning mechanism 3 is provided at the end of the rotor 4 close to the other mounting seat .

The second positioning mechanism 3 includes a second support frame 18 slidably connected to the machine table 1 and an adjusting member 19 provided on the second support frame 18 , and the second support frame 18 is in the word “door” type, with two spaced support plates and a horizontal connecting part for connecting the two support plates, a second positioning plate 20 is provided on the inner side of the two support plates, and a pair of second positioning plates 20 are used for radial The rotor 4 is clamped. The adjusting member 19 penetrates the support plate from the outside to the inside and is connected to the second positioning plate 20 to adjust the distance between the two second positioning plates 20 . Specifically, the adjusting member 19 is an adjusting nut, and the adjusting nut is rotated to make the two second positioning plates 20 approach or move away from each other. A second handle 21 is provided on the horizontal connection portion of the second support frame 18 .

After calibrating the first positioning mechanism 2 and the second positioning mechanism 3 respectively, install them on the table top of the machine table 1; Installation; drive the first seat 6 away from the first positioning mechanism 2 to drive the rotor 4 to move toward the first positioning mechanism 2 until the axial end of the rotor 4 abuts the positioning pins on the first positioning plate 15, and the completion of Correction in this direction; then drive the second base 7 to drive the rotor 4 to move toward the second positioning mechanism 3 until the outer peripheral edges of the rotor 4 are in contact with a pair of second positioning plates 20 respectively, and the correction in this direction is completed .

As an alternative embodiment, the table surface of the machine table 1 is provided with a first slide rail and a second slide rail that are perpendicular to each other, and the first base body and the second base body are respectively slidably connected to the first slide rail and the second slide rail.

Obviously, the above-mentioned embodiments are only examples for clear description, and are not intended to limit the implementation manner. For those of ordinary skill in the art, changes or modifications in other different forms can also be made on the basis of the above description. There is no need and cannot be exhaustive of all implementations here. And the obvious changes or changes derived from this are still within the protection scope of the present invention.

Claims (9)

1. A rotor correction device, characterized in that, comprising: a machine table (1), the machine table (1) is provided with at least one mounting seat, the mounting seat is used for installing the rotor (4) to be calibrated, and is slidably connected with the machine table (1); A first positioning mechanism (2) is provided on the machine table (1), and is arranged opposite to the mounting seat along the axial direction of the rotor (4), and has a shaft for connecting with the rotor (4). a first positioning plate (15) abutting towards the end; A second positioning mechanism (3) is arranged on the machine table (1), and is arranged between the mounting seat and the first positioning mechanism (2) along the radial direction of the rotor (4), and has A pair of second positioning plates (20) are used for clamping the rotor (4) in the radial direction. 2 . The rotor calibration device according to claim 1 , wherein the first positioning mechanism ( 2 ) comprises a sliding seat ( 9 ) slidably connected with the machine table ( 1 ), and a sliding seat ( 9 ) provided on the sliding seat. 3 . (9) on the first support frame (10), the first positioning plate (15) is arranged on the first support frame (10). 3 . The rotor calibration device according to claim 2 , wherein a plurality of positioning portions ( 16 ) are provided on the first positioning plate ( 15 ), and the positioning portions ( 16 ) are adapted to be connected with the rotor. 4 . The axial end portion of (4) abuts. 4. The rotor calibration device according to claim 2, wherein a first handle (17) is provided on the first support frame (10). 5 . The rotor calibration device according to claim 1 , wherein the second positioning mechanism ( 3 ) comprises a second support frame ( 18 ) slidably connected to the machine table ( 1 ). 6 . and an adjusting member (19) provided on the second support frame (18), the second support frame (18) has two support plates arranged at intervals, and a pair of the second positioning plates (20) are provided separately On the two supporting plates, the adjusting member (19) penetrates through the supporting plates and is connected to the second positioning plate (20), so as to adjust the distance between the two second positioning plates (20). 6. The rotor correction device according to claim 5, characterized in that, a second handle (21) is provided on the second support frame (18). 7 . The rotor calibration device according to claim 1 , wherein the second positioning mechanisms ( 3 ) comprise two spaced apart, and the two second positioning mechanisms ( 3 ) are respectively It is arranged close to the mounting seat and the first positioning mechanism (2). 8. The rotor correction device according to any one of claims 1-4, wherein the mounting seat comprises a first seat body (6) that moves along the axial direction of the rotor (4) and a seat body (6) that moves along the axial direction of the rotor (4). The radially moving second seat (7) of the rotor (4). 9 . The rotor calibration device according to claim 8 , wherein the machine table ( 1 ) is provided with a first slide rail ( 5 ) arranged along the axial direction of the rotor ( 4 ), and the first slide rail ( 5 ) is arranged along the axial direction of the rotor ( 4 ). A seat body (6) is slidably connected with the first slide rail (5), and a second slide rail is provided on the side of the second seat body (7) away from the first slide rail (5). Two sliding rails are arranged along the radial direction of the rotor (4), and a third seat body (8) is arranged on the second sliding rail, and the third seat body (8) is connected to the first sliding rail ( 5) Sliding connection.

Images