CN218994214U

CN218994214U - Air classifier terminal surface gear shaft terminal surface detection device that beats

Info

Publication number: CN218994214U
Application number: CN202223114012.6U
Authority: CN
Inventors: 王凯
Original assignee: Jiangyin Kaihua Machinery Manufacturing Co ltd
Current assignee: Jiangyin Kaihua Machinery Manufacturing Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-05-09
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses an end face runout detection device of an end face gear shaft of an air separator, which comprises a bottom plate, wherein a rotating table is rotatably connected to the bottom plate, a bottom positioning mechanism is further arranged on the lower side of the bottom plate, the rotating table is fixed on the upper part of the gear shaft, the bottom positioning mechanism is fixed on the lower part of the gear shaft, and the gear shaft is perpendicular to the bottom plate through two-point positioning; and a dial indicator for measuring the runout of the end face of the gear shaft is further arranged on the bottom plate. According to the gear shaft end face runout detection device, the upper end and the lower end of the gear shaft with a certain length are fixed, so that the gear shaft can be precisely and vertically positioned, and the runout of the end face can be more precisely measured when the gear shaft rotates; the upper part of the gear shaft is clamped and fixed through the symmetrical half shaft sleeve, so that the gear shaft fixing device can be suitable for fixing gear shafts with different diameters.

Description

Air classifier terminal surface gear shaft terminal surface detection device that beats

Technical Field

The utility model relates to the technical field of gear shaft detection devices, in particular to an air classifier end face gear shaft end face runout detection device.

Background

After the gear is manufactured, the gear needs to be subjected to spot check, and various detection needs to be carried out on the gear subjected to spot check, wherein the runout of the gear end face and the parallelism of the end face are indexes required to be detected.

The prior art publication (bulletin) No. CN214502279U discloses a gear end face runout detection device on a gear shaft, which comprises a bottom plate, wherein a rotating base is connected above the bottom plate, a rotating table is rotatably connected above the rotating base, and the top surface of the rotating table is provided with a gear shaft hole for inserting and fixing the gear shaft; a detection base is arranged at the rear side of the rotation base, the top surface of the detection base is connected with a vertical rod, a sliding block is connected on the vertical rod in a sliding way, the front side of the sliding block is connected with a meter connecting rod, and the front end of the meter connecting rod is connected with a dial indicator.

The defects are that: because the gear shaft has certain length, the bottom of the gear shaft is fixed as soon as it measures, so that the upper end of the gear shaft is easy to incline when fixed, and the vertical precision of the gear shaft is difficult to control when fixed, so that the precision is not good when the gear end face runout is detected.

Therefore, an air classifier face gear shaft face runout detection device is needed to be studied to solve the problems.

Disclosure of Invention

The utility model aims to solve the technical problems and provides an end face runout detection device for an end face gear shaft of an air separator.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the end face runout detection device for the end face gear shaft of the air separator comprises a bottom plate, wherein a rotating table is rotatably connected to the bottom plate, a bottom positioning mechanism is further arranged on the lower side of the bottom plate, the rotating table is fixed on the upper portion of the gear shaft, the bottom positioning mechanism is fixed on the lower portion of the gear shaft, and the gear shaft is perpendicular to the bottom plate through two-point positioning; and a dial indicator for measuring the runout of the end face of the gear shaft is further arranged on the bottom plate.

Further, the center of the rotating table is provided with a through hole for the gear shaft to pass through, the gear shaft is sleeved with a fixed shaft sleeve, the inner wall of the fixed shaft sleeve is attached to the outer wall of the gear shaft, the periphery of the fixed shaft sleeve is provided with a flange connected with the rotating table, and the flange is connected with the rotating table through a screw rod.

Further, the fixed shaft sleeve is formed by splicing two symmetrical half shaft sleeves, and the inner diameter of the fixed shaft sleeve is matched with the diameter of the gear shaft.

Further, the bottom plate can move up and down relative to the bottom positioning mechanism, the bottom positioning mechanism comprises an operation table, two sides of the operation table are vertically provided with stand frames, two sides of the bottom plate are in sliding connection with the stand frames, and the side parts of the stand frames are provided with staff gauges.

Further, be equipped with drive gear axle pivoted actuating mechanism on the bottom positioning mechanism, actuating mechanism is including the chuck that is used for the fixed gear axle lower part of centre gripping, be equipped with driving motor in the operation panel, the driving motor output is connected with the chuck, chuck and the coaxial setting of revolving stage.

Further, the vertical rod is vertically arranged on the upper end face of the bottom plate, the clamping block with adjustable height is clamped on the vertical rod, the lateral surface of the clamping block is provided with the cross rod, and the front section of the cross rod is connected with the dial indicator I.

Furthermore, the lateral part of the cross bar is connected with a side bar through an adjusting sleeve, and the front section of the side bar is connected with a dial indicator II.

Compared with the prior art, the utility model has the beneficial effects that: according to the gear shaft end face runout detection device, the upper end and the lower end of the gear shaft with a certain length are fixed, so that the gear shaft can be precisely and vertically positioned, and the runout of the end face can be more precisely measured when the gear shaft rotates; the upper part of the gear shaft is clamped and fixed through the symmetrical half shaft sleeve, so that the gear shaft fixing device can be suitable for fixing gear shafts with different diameters.

Drawings

FIG. 1 is one of the isometric views of an air classifier end face gear shaft end face runout detection device of the present utility model;

FIG. 2 is a side view of an air classifier face gear shaft face runout detection device of the present utility model;

FIG. 3 is an exploded view of FIG. 1 in accordance with the present utility model;

in the figure: 1. a bottom plate; 2. a rotating table; 3. a bottom positioning mechanism; 4. a dial indicator I; 5. a through hole; 6. fixing the shaft sleeve; 7. a flange plate; 8. a gear shaft; 9. a half shaft sleeve; 10. a vertical frame; 11. a ruler; 12. a chuck; 13. a driving motor; 14. a vertical rod; 15. a clamping block; 16. a cross bar; 17. a dial indicator II; 18. a side bar; 19. an adjusting sleeve; 20. an operating table.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

The utility model provides an air classifier terminal surface gear shaft terminal surface detection device that beats, as shown in fig. 1, including bottom plate 1, the rotation is connected on bottom plate 1 and is equipped with rotary table 2, bottom positioning mechanism 3 is still equipped with to bottom plate 1 downside, rotary table 2 is fixed to the upper portion of gear shaft 8, bottom positioning mechanism 3 is fixed to the lower part of gear shaft 8, make gear shaft 8 perpendicular to bottom plate 1 through two-point location, in actual practice, fix one end of gear shaft 8 on bottom positioning mechanism 3, then upper portion is fixed to gear shaft 8 upper portion through rotary table 2, thereby realize the location of two points, according to the principle that two points confirm a straight line, can both keep good straightness to fix gear shaft 8 when carrying out terminal surface detection of beating to different gear shafts 8, thereby avoid the error as far as possible; and then a dial indicator for measuring the runout of the end face of the gear shaft 8 is arranged on the bottom plate 1 to perform runout detection on the end face gear. The bottom positioning mechanism 3 is provided with a driving mechanism for driving the gear shaft 8 to rotate, the driving mechanism comprises a chuck 12 used for clamping and fixing the lower part of the gear shaft 8, a driving motor 13 is arranged in the operating platform 20, the output end of the driving motor 13 is connected with the chuck 12, and the chuck 12 and the rotating platform 2 are coaxially arranged.

Specifically, as shown in fig. 3, the center of the rotating table 2 is provided with a through hole 5 through which the gear shaft 8 passes, and since the gear shaft 8 is usually provided with a stepped shaft, in order to enable the gear shaft 8 to pass through the through hole 5, the diameter of the through hole 5 is required to be larger than the diameter of each stepped shaft on the gear shaft 8, and when in fixing, the lower end of the gear shaft 8 is penetrated through the through hole 5, and the bottom of the gear shaft 8 is fixed on the bottom fixing mechanism; then, a gap between the through hole 5 and the gear shaft 8 is filled with the fixed shaft sleeve 6, so that the inner diameter of the fixed shaft sleeve 6 is matched with the diameter of the gear shaft 8, and due to the arrangement of the fixed shaft sleeve 6, the corresponding fixed shaft sleeve 6 can be selected for matching use when the end face runout detection is carried out on the gear shafts 8 with different types, thereby being beneficial to the use of the gear shafts 8 with different types and improving the application range of the whole device;

during installation, the fixed shaft sleeve 6 is sleeved outside the gear shaft 8, so that the inner wall of the fixed shaft sleeve 6 is attached to the outer wall of the gear shaft 8, the gear shaft 8 can be firmly fixed, shaking is prevented during rotation, the outer periphery of the fixed shaft sleeve 6 is provided with the flange 7 connected with the rotating table 2, the flange 7 is connected with the rotating table 2 through a screw, after the fixed shaft sleeve 6 is used for fixing the gear shaft 8, the flange 7 is fixed on the rotating table 2 through the screw, and it can be understood that screw holes corresponding to the flange holes of the flange 7 are formed in the rotating table 2, and after the fixed shaft sleeve 6 is connected through the screw, the fixed shaft sleeve 6 can be coaxially connected with the rotating table 2.

Embodiment two:

unlike the first embodiment, the fixed shaft sleeve 6 in this embodiment is formed by splicing two symmetrical half shaft sleeves 9, and since the gear shaft 8 may be provided with a stepped shaft, if the gear shaft 8 is provided as a complete annular fixed shaft sleeve 6, it is only applicable to a cylindrical shaft without steps; in this embodiment, the fixing shaft sleeve 6 is divided into two symmetrical half shaft sleeves 9, so that when the gear shaft 8 is fixed, the fixing part can be clamped from two sides, then the fixing part is plugged into the through hole 5 downwards, and the fixing part is fixed by using a screw rod, and after the fixing part is divided into two half shaft sleeves 9, the fixing speed of the gear shaft 8 can be increased.

Embodiment III:

since the gear shafts 8 of different types generally have different lengths, for this phenomenon, the lifting base plate 1 is provided according to the situation to adapt to the working conditions of detecting the gear shafts 8 of different lengths, specifically, as shown in fig. 2, the base plate 1 can move up and down relative to the bottom positioning mechanism 3, the bottom positioning mechanism 3 comprises an operation table 20, two sides of the operation table 20 are vertically provided with a stand 10, two sides of the base plate 1 are slidably connected with the stand 10, and the base plate 1 can move up and down relative to the stand 10, so that the distance between the operation table 20 and the base plate 1 is convenient to change to adapt to the gear shafts 8 of different lengths, it can be understood that the lifting of the base plate 1 is horizontal lifting, and the position can be stopped and locked at any height within the height range of the stand 10, and the side of the stand 10 is provided with a scale 11, so that when installing the gear shafts 8 to be detected, the corresponding detecting heights can be pre-adjusted in advance according to the lengths of the gear shafts 8.

During detection, a vertical rod 14 is vertically arranged on the upper end face of the bottom plate 1, a clamping block 15 with adjustable height is clamped on the vertical rod 14, the clamping block 15 can change the height position on the vertical rod 14 according to the measured end face height and is fixed in position by screwing nuts by hand, a cross rod 16 is arranged on the side face of the clamping block 15, a dial indicator I4 is connected to the front section of the cross rod 16, and the dial indicator I4 can be used for detecting the end face runout degree of an end face gear; a side rod 18 is connected to the side part of the cross rod 16 through an adjusting sleeve 19, and a dial indicator II 17 is connected to the front section of the side rod 18; the second dial indicator 17 can use the adjusting sleeve 19 to adjust the rotation angle of the side rod 18 relative to the cross rod 16, so that the second dial indicator 17 can be attached to the circular arc side surface of the face gear, the second dial indicator 17 is used for detecting the circle runout degree of the gear, and the embodiment can detect the two runout degrees of the face gear at the same time, so that the detection efficiency is improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an air classifier terminal surface gear shaft terminal surface detection device that beats, includes bottom plate (1), rotates on bottom plate (1) and connects and be equipped with rolling stock (2), its characterized in that, bottom plate (1) downside still is equipped with bottom positioning mechanism (3), rolling stock (2) are fixed to the upper portion of gear shaft (8), and bottom positioning mechanism (3) are fixed to the lower part of gear shaft (8), make gear shaft (8) perpendicular to bottom plate (1) through two-point location; and a dial indicator for measuring the runout of the end face of the gear shaft (8) is further arranged on the bottom plate (1).

2. The device for detecting the runout of the end face gear shaft of the air sorting machine according to claim 1, wherein a through hole (5) for the gear shaft (8) to pass through is formed in the center of the rotating table (2), a fixed shaft sleeve (6) is sleeved on the gear shaft (8), the inner wall of the fixed shaft sleeve (6) is attached to the outer wall of the gear shaft (8), a flange plate (7) connected with the rotating table (2) is arranged on the periphery of the fixed shaft sleeve (6), and the flange plate (7) is connected with the rotating table (2) through a screw rod.

3. The device for detecting the runout of the end face gear shaft of the air separator according to claim 2, wherein the fixed shaft sleeve (6) is formed by splicing two symmetrical half shaft sleeves (9), and the inner diameter of the fixed shaft sleeve (6) is matched with the diameter of the gear shaft (8).

4. The end face and gear shaft end face runout detection device of the air sorting machine according to claim 1, wherein the bottom plate (1) can move up and down relative to the bottom positioning mechanism (3), the bottom positioning mechanism (3) comprises an operation table (20), two sides of the operation table (20) are vertically provided with stand frames (10), two sides of the bottom plate (1) are in sliding connection with the stand frames (10), and the side parts of the stand frames (10) are provided with staff (11).

5. The end face runout detection device for the end face gear shaft of the air sorting machine according to claim 4, wherein the bottom positioning mechanism (3) is provided with a driving mechanism for driving the gear shaft (8) to rotate, the driving mechanism comprises a chuck (12) for clamping and fixing the lower part of the gear shaft (8), a driving motor (13) is arranged in the operating table (20), the output end of the driving motor (13) is connected with the chuck (12), and the chuck (12) and the rotating table (2) are coaxially arranged.

6. The device for detecting the runout of the end face gear shaft of the air separator according to any one of claims 1 to 5, wherein a vertical rod (14) is vertically arranged on the upper end face of the bottom plate (1), a clamping block (15) with adjustable height is clamped on the vertical rod (14), a cross rod (16) is arranged on the side face of the clamping block (15), and a dial indicator (4) is arranged on the front section of the cross rod (16) in a connecting mode.

7. The end face runout detection device for the end face gear shaft of the air separator according to claim 6, wherein side parts of the cross rod (16) are connected with side rods (18) through adjusting sleeves (19), and front sections of the side rods (18) are connected with dial indicators (17).