CN212806811U

CN212806811U - Impeller detection device that beats

Info

Publication number: CN212806811U
Application number: CN202021868737.2U
Authority: CN
Inventors: 庄擎
Original assignee: Shiro Motor Shanghai Co ltd
Current assignee: Shiro Motor Shanghai Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-03-26
Anticipated expiration: 2030-08-31

Abstract

The application discloses impeller detection device that beats relates to the impeller field of detection that beats, and it includes the workstation, the workstation includes operating panel, operating panel is last to be fixed with the bed-jig, operating panel is last still to dismantle and to be fixed with the percentage table, be provided with the carousel on the bed-jig, the carousel includes bearing and rotor, the bearing inlays to be established in the rotor, the central axis of bed-jig, the central axis of bearing and the central axis three of rotor all collineation, the outer lane and the rotor fixed connection of bearing, the inner circle and the bed-jig transition fit of bearing, just the outer lane of rotor and the inner circle transition fit of rotor. This application has the effect that improves the staff and detects the accuracy that the impeller is beated.

Description

Impeller detection device that beats

Technical Field

The application relates to the impeller detection field of beating, especially relates to an impeller detection device that beats.

Background

The impeller not only refers to a wheel disc provided with movable blades, but also refers to a general name of the wheel disc and the movable blades arranged on the wheel disc, and the purpose of the impeller is as follows no matter what equipment is adopted: so that energy is converted between the kinetic energy and the mechanical energy of the fluid. The impeller is affected by the welding process and the size deviation of structural components, so that the phenomenon that the impeller jumps too much in the radial direction and the axial direction to exceed the technical requirement range exists, and various performance indexes and the service life of the operation of the impeller are affected.

Among the prior art, the staff detects the runout of impeller with the help of detecting the platform usually, it is provided with the bed-jig to detect on the platform, it still is provided with the percentage table mounting bracket to detect on the platform. During work, a worker firstly installs the impeller on the jig frame, then installs the dial indicator on the dial indicator mounting frame, then abuts the detection probe of the dial indicator on the end face to be detected of the impeller, and then rotates the impeller and reads the indicating number of the dial indicator.

By adopting the scheme, the impeller is arranged on the jig frame by a worker and keeps relatively rotating with the jig frame, so that the impeller and the jig frame are not tightly arranged, when the impeller rotates, the impeller and the jig frame are easy to vibrate, so that the measurement error is large, and a part to be improved exists.

SUMMERY OF THE UTILITY MODEL

In order to improve the staff and detect the accuracy that the impeller is beated, this application provides an impeller detection device that beats.

The application provides an impeller detection device that beats adopts following technical scheme: the utility model provides an impeller detection device that beats, includes the workstation, the workstation includes operating panel, operating panel is last to be fixed with the bed-jig, operating panel is last still to dismantle and to be fixed with the percentage table, be provided with the carousel on the bed-jig, the carousel includes bearing and rotor, the bearing inlays to be established in the rotor, the central axis of bed-jig, the central axis of bearing and the central axis three of rotor all collineation, the outer lane and the rotor fixed connection of bearing, the inner circle and the bed-jig transition fit of bearing, just the outer lane of rotor and the inner circle transition fit of rotor.

Through adopting above-mentioned technical scheme, in operation, the staff installs the carousel on the bed-jig earlier, install the percentage table on operating panel again, then install the impeller on the carousel again, later wait to detect the face with the gauge outfit butt of percentage table on the impeller again, then at the uniform velocity rotate the impeller and read the registration of percentage table, install the impeller with the help of being transition fit's carousel with bed-jig and rotor, help reducing the vibrations between impeller and the bed-jig when impeller rotates, and then help improving the accuracy that the staff detected the impeller and beats.

Preferably: the operation panel is iron panel, the last universal magnetic gauge stand that is provided with of operation panel, the percentage table is installed on universal magnetic gauge stand.

Through adopting above-mentioned technical scheme, with the help of universal magnetic gauge stand installation percentage table, specifically realized the dismantled fixed connection of percentage table on operating panel, help improving the convenience that the staff detected the impeller and beated.

Preferably: and a detection sheet is fixed on the gauge head of the dial indicator.

Through adopting above-mentioned technical scheme, in the work, the staff will detect the piece butt and wait to detect on the face of impeller, increase the area of percentage table gauge outfit with the help of detecting the piece, and then help improving the convenience that the staff detected the impeller and beats.

Preferably: and one side of the turntable, which is far away from the jig frame, is provided with a positioning boss.

Through adopting above-mentioned technical scheme, with the help of the location effect of location boss, help improving the convenience that the staff installed the impeller on the carousel.

Preferably: equal coaxial mounting hole of having seted up on bed-jig and the rotor, one side that the rotor deviates from the bed-jig is still coaxial to be seted up and is dodged the groove, be provided with the countersunk head bolt on the bed-jig, the countersunk head bolt wears to establish the mounting hole on rotor and the bed-jig in proper order, just countersunk head bolt and bed-jig screw-thread fit, countersunk head bolt and rotor normal running fit.

Through adopting above-mentioned technical scheme, when measuring the end, the staff takes out the impeller from the carousel, connects carousel and bed-jig as a whole with the help of countersunk head bolt, helps preventing that the staff from taking the carousel out of the condition emergence together when taking out the impeller to help improving convenience and the security that the staff took out the impeller.

Preferably: the workstation still includes the cavity cabinet body, operation panel erects the upside at the cavity cabinet body, wear to be equipped with the pivot in the operation panel, pivot and operation panel fixed connection, the both ends of pivot length are the both sides wall that is relative setting at the cavity cabinet body respectively the rotating stand, still be provided with on the cavity cabinet body and be used for driving pivot pivoted driving piece.

Through adopting above-mentioned technical scheme, after the measurement, the staff starts the driving piece, and driving piece drive pivot rotates to in rotating the cavity of the cavity cabinet body with one side of the fixed bed-jig of operating panel, thereby help reducing the condition emergence that the bed-jig was harmd by accident.

Preferably: the driving piece is a driving motor, and an output shaft of the driving motor is fixedly connected with the rotating shaft through a coupler.

Through adopting above-mentioned technical scheme, rotate with the help of driving motor drive pivot, help improving detection device mechanization degree, and then help reducing staff's the work degree of difficulty.

Preferably: a through groove is formed in the upper side of any side wall of the hollow cabinet body, a supporting block horizontally penetrates through the through groove, the supporting block is in sliding fit with the through groove, a limiting plate is fixed on one side, deviating from the hollow frame cavity, of the supporting block, and the supporting block is in lap joint fit with the operation panel.

Through adopting above-mentioned technical scheme, in the work, the staff takes the supporting shoe out from lining up the inslot earlier, and the restart driving piece drive pivot rotates, treats that operating panel rotates when predetermined position, and the staff inserts the backup pad again and link up the inslot, with the help of with operating panel overlap joint complex supporting shoe, helps improving operating panel's stability.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) the impeller is installed by virtue of the turntable which is in transition fit with the jig frame and the rotor, so that the vibration between the impeller and the jig frame when the impeller rotates is reduced, and the accuracy of detecting the impeller runout by workers is improved;

(2) through the combined action of the universal magnetic gauge stand and the detection sheet fixed on the dial indicator head, the convenience for detecting the impeller runout by the staff is improved.

Drawings

FIG. 1 is a schematic view of an embodiment of the present application, which mainly shows the overall structure of an impeller;

FIG. 2 is a schematic view of an embodiment of the present disclosure, which mainly shows the overall structure of the detecting device;

FIG. 3 is a schematic view of a turntable structure according to an embodiment of the present disclosure;

FIG. 4 is a schematic view of a connection structure of a jig frame and a turntable according to a second embodiment of the present application;

fig. 5 is an exploded view of the overall structure of the detecting device according to the third embodiment of the present application.

Reference numerals: 1. an impeller body; 11. an inner bore; 2. a rotor; 21. a stepped groove; 3. a work table; 31. an operation panel; 311. a universal magnetic gauge stand; 32. a hollow cabinet body; 321. a drive motor; 322. a through groove; 4. a jig frame; 41. a countersunk bolt; 5. a turntable; 51. a bearing; 52. a rotating body; 521. a groove is embedded; 522. positioning the boss; 523. an avoidance groove; 6. a dial indicator; 61. detecting a sheet; 7. mounting holes; 8. a rotating shaft; 9. a support block; 91. and a limiting plate.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, an impeller includes an impeller body 1 and a rotor 2. The middle part of the impeller main body 1 is coaxially provided with an inner hole 11, and the inner hole 11 penetrates through the impeller main body 1. Stepped grooves 21 are formed in the upper side surface and the lower side surface of the rotor 2, and the rotor 2 is embedded in the inner hole 11 and is in interference fit with the inner hole 11.

The first embodiment is as follows:

the embodiment of the application discloses impeller detection device that beats. Referring to fig. 2, the impeller runout detecting apparatus includes a table 3, the table 3 includes an operation panel 31, and the operation panel 31 is horizontally disposed. A jig frame 4 is fixed on the operation panel 31, a turntable 5 is arranged on the jig frame 4 in a rotating frame mode, and a dial indicator 6 can be detachably fixed on the operation panel 31.

During work, a worker firstly installs the turntable 5 on the jig frame 4, then installs the dial indicator 6 on the operation panel 31, then installs the impeller on the turntable 5, then abuts the indicator head of the dial indicator 6 on the surface to be detected of the impeller, and then rotates the impeller at a constant speed and reads the indication number of the dial indicator 6.

Referring to fig. 3, the turntable 5 includes a bearing 51 and a rotating body 52, an insertion groove 521 is coaxially formed in the rotating body 52, the bearing 51 is inserted into the insertion groove 521, and the central axis of the bearing 51, the central axis of the jig frame 4 and the central axis of the rotating body 52 are all aligned. The outer ring of the bearing 51 is fixedly connected with the rotating body 52, the inner ring of the bearing 51 is in transition fit with the jig frame 4, and the outer ring of the rotating body 52 is in transition fit with the inner ring of the rotor 2. One side of the rotating body 52 departing from the jig frame 4 is provided with a positioning boss 522, and the positioning boss 522 is in clamping fit with the stepped groove 21 on the rotor 2. The operation panel 31 is an iron panel, the universal magnetometer stand 311 is installed on the operation panel 31, the dial indicator 6 is installed on the universal magnetometer stand 311, and the gauge head of the dial indicator 6 is welded with the detection piece 61.

During work, a worker installs the impeller on the rotary table 5 by means of clamping matching of the positioning boss 522 and the stepped groove 21, fixes the universal magnetic meter seat 311 on the operation panel 31, abuts the detection sheet 61 on the surface to be detected of the impeller, and then rotates the impeller at a constant speed and reads the indication number of the dial indicator 6.

The implementation principle of the embodiment 1 is as follows: during work, a worker firstly installs the turntable 5 on the jig frame 4, then installs the impeller on the turntable 5 by means of the clamping fit of the positioning boss 522 and the stepped groove 21, then fixes the universal magnetic meter seat 311 on the operation panel 31, then abuts the detection sheet 61 on the surface to be detected of the impeller, and finally rotates the impeller at a constant speed and reads the indication of the dial indicator 6.

Example 2:

referring to fig. 4, the difference between the embodiment and embodiment 1 is that the jig frame 4 and the rotating body 52 are both coaxially provided with the mounting holes 7, and the side of the rotating body 52 away from the jig frame 4 is also coaxially provided with the avoiding groove 523. The jig frame 4 is provided with a countersunk head bolt 41, and the countersunk head bolt 41 sequentially penetrates through the rotating body 52 and the mounting hole 7 on the jig frame 4. The countersunk head bolt 41 is threadedly engaged with the jig frame 4, and the countersunk head bolt 41 is rotatably engaged with the rotating body 52.

During work, a worker sequentially penetrates the countersunk bolts 41 through the mounting holes 7 of the rotating body 52 and the jig frame 4, and screws the end parts of the countersunk bolts 41 into the jig frame 4, so that the rotating body 52 and the jig frame 4 are connected into a whole.

The implementation principle of the embodiment 2 is as follows: in the work, the staff installs carousel 5 on bed-jig 4 earlier, wear to establish rotor 52 with the mounting hole 7 of bed-jig 4 with countersunk bolt 41 in proper order again, and with the tip screw in bed-jig 4 of countersunk bolt 41, then install the impeller on carousel 5 with the help of the joint cooperation of location boss 522 and ladder groove 21, then fix universal magnetic gauge stand 311 on operating panel 31 again, later with detecting piece 61 butt on the face that detects of impeller again, at last at the uniform velocity rotate the impeller and read the registration of percentage table 6.

Example 3:

referring to fig. 5, the present embodiment is different from embodiment 2 in that the work table 3 further includes a hollow cabinet 32, and an upper side of the hollow cabinet 32 is open. The operation panel 31 is rotatably mounted on the upper side of the hollow cabinet 32, and a driving motor 321 for driving the operation panel 31 to rotate is fixed on the hollow cabinet 32.

After the detection is completed, the worker starts the driving motor 321 to rotate one side of the operation panel 31, which is used for fixing the jig frame 4, into the cavity of the hollow cabinet 32, so that the occurrence of the situation that the jig frame 4 is accidentally damaged is reduced.

The middle part of the operation panel 31 is penetrated with the rotating shaft 8, and the length direction of the rotating shaft 8 is parallel to the length direction of the operation panel 31. Two ends of the rotating shaft 8 in the length direction are respectively rotatably erected on two opposite side walls of the hollow cabinet body 32. Any end of the rotating shaft 8 in the length direction is fixedly connected with an output shaft of the driving motor 321 through a coupler.

Through grooves 322 are formed in the side walls of the hollow cabinet body 32 adjacent to the two side walls of the erection rotating shaft 8, supporting blocks 9 horizontally penetrate through the through grooves 322, the supporting blocks 9 are in sliding fit with the through grooves 322, and the supporting blocks 9 are in lap joint fit with the operation panel 31. A limit plate 91 is formed on one side of the supporting block 9, which is away from the hollow frame cavity.

During operation, the worker firstly pulls out the supporting block 9 from the through groove 322, then starts the driving motor 321 to drive the rotating shaft 8 to rotate, and when the operation panel 31 rotates to a predetermined position, the worker inserts the supporting block 9 into the through groove 322.

The implementation principle of the embodiment 3 is as follows: during operation, the worker firstly pulls out the supporting block 9 from the through groove 322, then starts the driving motor 321 to drive the rotating shaft 8 to rotate, and when the operation panel 31 rotates to a predetermined position, the worker inserts the supporting block 9 into the through groove 322.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. An impeller runout detection device comprises a workbench (3), wherein the workbench (3) comprises an operation panel (31), a jig frame (4) is fixed on the operation panel (31), it is characterized in that the dial indicator (6) can be detachably fixed on the operation panel (31), a turntable (5) is arranged on the jig frame (4), the turntable (5) comprises a bearing (51) and a rotating body (52), the bearing (51) is embedded in the rotating body (52), the central axis of the jig frame (4), the central axis of the bearing (51) and the central axis of the rotating body (52) are collinear, the outer ring of the bearing (51) is fixedly connected with the rotating body (52), the inner ring of the bearing (51) is in transition fit with the jig frame (4), and the outer ring of the rotating body (52) is in transition fit with the inner ring of the rotor (2).

2. The impeller runout detection device according to claim 1, wherein the operation panel (31) is an iron panel, a universal magnetic gauge stand (311) is arranged on the operation panel (31), and the dial indicator (6) is mounted on the universal magnetic gauge stand (311).

3. The impeller runout detection device according to claim 1, wherein a detection piece (61) is fixed on a gauge head of the dial indicator (6).

4. The impeller runout detection device according to claim 1, wherein a positioning boss (522) is formed on one side of the turntable (5) away from the jig frame (4).

5. The impeller runout detection device according to claim 1, wherein the jig frame (4) and the rotor (52) are coaxially provided with mounting holes (7), one side of the rotor (52) departing from the jig frame (4) is also coaxially provided with an avoidance groove (523), the jig frame (4) is provided with a countersunk head bolt (41), the countersunk head bolt (41) sequentially penetrates through the mounting holes (7) in the rotor (52) and the jig frame (4), the countersunk head bolt (41) is in threaded fit with the jig frame (4), and the countersunk head bolt (41) is in rotational fit with the rotor (52).

6. The impeller runout detection device according to claim 1, wherein the workbench (3) further comprises a hollow cabinet body (32), the operation panel (31) is erected on the upper side of the hollow cabinet body (32), a rotating shaft (8) penetrates through the operation panel (31), the rotating shaft (8) is fixedly connected with the operation panel (31), two ends of the length of the rotating shaft (8) are respectively rotatably erected on two oppositely arranged side walls of the hollow cabinet body (32), and a driving piece for driving the rotating shaft (8) to rotate is further arranged on the hollow cabinet body (32).

7. The impeller runout detection device according to claim 6, wherein the driving member is a driving motor (321), and an output shaft of the driving motor (321) is fixedly connected with the rotating shaft (8) through a coupling.

8. The impeller runout detection device according to claim 6, wherein a through groove (322) is formed in the upper side of any side wall of the hollow cabinet body (32), a supporting block (9) horizontally penetrates through the through groove (322), the supporting block (9) is in sliding fit with the through groove (322), a limiting plate (91) is fixed on one side of the supporting block (9) departing from the hollow frame body cavity, and the supporting block (9) is in lap fit with the operation panel (31).