CN215524513U

CN215524513U - Blade height projection detection device for compressor impeller

Info

Publication number: CN215524513U
Application number: CN202122149513.7U
Authority: CN
Inventors: 张励学; 张永安
Original assignee: Wuxi Yongxing Machinery Co ltd
Current assignee: Wuxi Yongxing Machinery Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-01-14
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses a blade height projection detection device for an impeller of a compressor, which comprises a shell, the impeller and a rotating sleeve, wherein a power mechanism is arranged in the shell, one side of the shell is fixedly connected with a base, the top of the shell is movably connected with a rotating rod, the bottom end of the rotating rod penetrates through the shell and is fixedly connected with a cam, the inner wall of one side of the shell is movably connected with a first connecting rod, one side of the first connecting rod is fixedly connected with a guide block, the inner wall of one side of the rotating sleeve is provided with a guide groove, and the guide groove is in sliding connection with the guide block. The device can be used by matching the second connecting rod with the third connecting rod, so that the rotation angle of the impeller can be conveniently adjusted, the flexibility of the device is improved, the impeller can be conveniently fixed through the semi-threaded rod, the convenience of the device is improved, the impeller can be protected through the rubber pad, and the protection effect of the device is improved.

Description

Blade height projection detection device for compressor impeller

Technical Field

The utility model relates to the technical field of compressor impellers, in particular to a blade height projection detection device for a compressor impeller.

Background

The impeller is a wheel disc provided with movable blades, is a component of an impulse steam turbine rotor, can also be a general name of the wheel disc and the rotating blades arranged on the wheel disc, can be classified according to the shape and the opening and closing conditions, and is divided into a closed impeller, an open impeller and a semi-open impeller according to the opening and closing conditions, and the impeller is usually required to be detected after being produced and manufactured.

The impeller is an important component in the compressor, wherein the uniformity of the blade height can affect the performance of the whole supercharger, the blade height of the impeller can be installed and used after being qualified, the conventional detection is that the blade height is measured by a height gauge one blade by one blade, the manual operation is time-consuming and labor-consuming, and the impeller position is inconvenient to rotate and adjust, so that the blade height projection detection device for the compressor impeller is very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a blade height projection detection device for a compressor impeller.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a blade height projection detection device for an air compressor impeller comprises a shell, an impeller and a rotating sleeve, wherein a power mechanism is arranged in the shell, a base is fixedly connected to one side of the shell, a rotating rod is movably connected to the top of the shell, the bottom end of the rotating rod penetrates through the shell and is fixedly connected with a cam, a first connecting rod is movably connected to the inner wall of one side of the shell, a guide block is fixedly connected to one side of the first connecting rod, a guide groove is formed in the inner wall of one side of the rotating sleeve and is in sliding connection with the guide block, a fourth gear is fixedly connected to one end of the rotating sleeve, a spacing groove is formed in the inner wall of one side of the fourth gear and is in sliding connection with the guide block, a spring is movably connected to the outer wall of the circumference of the rotating sleeve, one end of the spring is fixed to the fourth gear, and the other end of the spring is in contact with the shell, the last fixed surface of base is connected with the mount, and the inside swing joint of mount has half threaded rod, and casing and fixedly connected with third gear are passed to the one end of half threaded rod, and third gear meshes with the fourth gear mutually, one side swing joint of half threaded rod has the carriage, and one side swing joint of carriage has the second connecting rod, the inside swing joint of mount has the third connecting rod, and third connecting rod and rotating sleeve looks joint.

As a further scheme of the present invention, the power mechanism includes a motor, the motor is fixed on an outer wall of one side of the housing through a bolt, one end of an output shaft of the motor penetrates through the housing and is fixedly connected with a second gear, one side of the first connecting rod is fixedly connected with a first gear, and the first gear is engaged with the second gear.

As a further aspect of the present invention, a wedge-shaped guide rail is fixedly connected to the upper surface of the base, and the wedge-shaped guide rail is slidably connected to the sliding frame.

As a further scheme of the present invention, one end of each of the second connecting rod and the third connecting rod is fixedly connected with a rubber pad.

As a further scheme of the utility model, one side of the cam is movably connected with a ball, and the fourth gear is in contact with the ball.

As a further scheme of the present invention, one side of the rotating rod is movably connected with a torsion spring, and two ends of the torsion spring are respectively fixed with the housing and the rotating rod.

As a further scheme of the present invention, the upper surface of the base is fixedly connected with a support plate, and the top of the support plate is fixedly connected with a projector measuring head.

As a further aspect of the present invention, a fixing rib is fixedly connected to one side of the support plate, and the fixing rib is fixed to the projector measurement head.

The utility model has the beneficial effects that:

1. through the cooperation use at second connecting rod and third connecting rod, the motor rotates and makes the gear drive the head rod on the first gear and rotate to make the rotating sleeve drive the third connecting rod and rotate, and then make the impeller rotate, make the convenient turned angle to the impeller of device adjust, and then make things convenient for follow-up projecting apparatus gauge head to carry out abundant accurate detection to the impeller, avoid the inconvenient rotation adjustment impeller position of current detection device to lead to wasting time and energy, improved the testing effect of device.

2. Through the setting of installation carriage on the half-threaded rod, rotate the dwang, make the impeller leave the fourth gear, the extension is kick-backed to the spring, thereby make the fourth gear remove suitable position and third gear mesh mutually, the motor rotates and makes the second gear drive first gear revolve, thereby make the fourth gear drive third gear revolve, and then make the half-threaded rod drive the carriage along the wedge guide rail back-and-forth movement, and then adjust the position of second connecting rod, the convenience is fixed the impeller, the convenience of device has been improved.

3. Through the setting of installation rubber pad on second connecting rod and third connecting rod, the rubber pad can protect the impeller, avoids second connecting rod and third connecting rod and impeller direct contact to lead to the impeller wearing and tearing easily, has improved the protecting effect of device.

4. Through the setting at installation wedge guide rail on the base, the wedge guide rail can lead to the carriage, makes removing that the carriage can be stable, avoids half-thread pole to drive the carriage and rotates, has improved the restriction of device.

Drawings

Fig. 1 is a schematic front view of a blade height projection detection device for a compressor impeller according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a casing of a blade height projection detection device for a compressor impeller according to the present invention;

fig. 3 is a schematic cross-sectional structural view of a rotating sleeve of a blade height projection detection device for a compressor impeller according to the present invention.

In the figure: 1. a housing; 2. a motor; 3. rotating the rod; 4. a projector probe; 5. a base; 6. a first gear; 7. a first connecting rod; 8. a second gear; 9. a third gear; 10. a fixed mount; 11. a half-threaded rod; 12. an impeller; 13. a wedge-shaped guide rail; 14. a carriage; 15. a second connecting rod; 16. a rubber pad; 17. a spring; 18. a cam; 19. a torsion spring; 20. a ball bearing; 21. rotating the sleeve; 22. a guide block; 23. a fourth gear; 24. and a third connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-3, a blade height projection detection device for an air compressor impeller comprises a housing 1, an impeller 12 and a rotating sleeve 21, wherein a power mechanism is arranged in the housing 1, a base 5 is fixed on one side of the housing 1 through a bolt, the top of the housing 1 is rotatably connected with the rotating rod 3, the bottom end of the rotating rod 3 penetrates through the housing 1 and is fixed with a cam 18 through a bolt, a first connecting rod 7 is rotatably connected with the inner wall of one side of the housing 1, a guide block 22 is fixed on one side of the first connecting rod 7 through a bolt, a guide groove is formed on the inner wall of one side of the rotating sleeve 21 and is slidably connected with the guide block 22, a fourth gear 23 is fixed on one end of the rotating sleeve 21 through a bolt, an avoiding groove is formed on the inner wall of one side of the fourth gear 23 and is slidably connected with the guide block 22, and a spring 17 is sleeved on the circumferential outer wall of the rotating sleeve 21, one end of a spring 17 is fixed with a fourth gear 23, the other end of the spring 17 is in contact with the shell 1, a fixed frame 10 is fixed on the upper surface of the base 5 through a bolt, a half-threaded rod 11 is rotatably connected inside the fixed frame 10, one end of the half-threaded rod 11 penetrates through the shell 1 and is fixed with a third gear 9 through a bolt, the third gear 9 is meshed with the fourth gear 23, one side of the half-threaded rod 11 is in threaded connection with a sliding frame 14, the rotating rod 3 is rotated to enable the impeller 12 to leave the fourth gear 23, the spring 17 rebounds and extends, so that the fourth gear 23 moves to a proper position to be meshed with the third gear 9, the power mechanism rotates to enable the first connecting rod 7 to rotate, so that the fourth gear 23 drives the third gear 9 to rotate, the half-threaded rod 11 drives the sliding frame 14 to move back and forth, the position of the second connecting rod 15 is adjusted, and the impeller 12 is conveniently fixed, one side of carriage 14 is rotated and is connected with second connecting rod 15, the inside of mount 10 is rotated and is connected with third connecting rod 24, and third connecting rod 24 and the joint of rotating sleeve 21 mutually, power unit makes head rod 7 rotate, thereby make rotating sleeve 21 drive third connecting rod 24 and rotate, and then make impeller 12 rotate, make the convenient turned angle to impeller 12 of device adjust, and then convenient follow-up carry out abundant accurate detection to impeller 12, avoid the inconvenient rotation adjustment impeller 12 position of current detection device to lead to wasting time and energy.

In the utility model, it should be noted that the power mechanism includes a motor 2, the motor 2 is fixed on the outer wall of one side of the housing 1 by a bolt, one end of the output shaft of the motor 2 passes through the housing 1 and is fixed with a second gear 8 by a bolt, one side of a first connecting rod 7 is fixed with a first gear 6 by a bolt, the first gear 6 is meshed with the second gear 8, the motor 2 rotates to make the second gear 8 drive the first connecting rod 7 on the first gear 6 to rotate, the upper surface of the base 5 is fixed with a wedge-shaped guide rail 13 by a bolt, the wedge-shaped guide rail 13 is slidably connected with the sliding frame 14, the wedge-shaped guide rail 13 can guide the sliding frame 14 to make the sliding frame 14 stably move, the half threaded rod 11 is prevented from driving the sliding frame 14 to rotate, one end of the second connecting rod 15 and one end of the third connecting rod 24 are both bonded with a rubber pad 16, the rubber pad 16 can protect the impeller 12, avoid second connecting rod 15 and third connecting rod 24 and impeller 12 direct contact to lead to impeller 12 wearing and tearing easily, one side of cam 18 is rotated and is connected with ball 20, and fourth gear 23 contacts with ball 20, ball 20 can assist fourth gear 23 to rotate, torsion spring 19 has been cup jointed to one side of dwang 3, and torsion spring 19's both ends are fixed mutually with casing 1 and dwang 3 respectively, there is the backup pad base 5's upper surface through the bolt fastening, there is projecting apparatus gauge head 4 at the top of backup pad through the bolt fastening, there is fixed muscle one side of backup pad through the bolt fastening, and fixed muscle is fixed mutually with projecting apparatus gauge head 4.

The working principle is as follows: when the impeller 12 needs to be detected, firstly, the rotating rod 3 is rotated to enable the impeller 12 to leave the fourth gear 23, the torsion spring 19 deforms, at the moment, the spring 17 rebounds and extends, so that the fourth gear 23 moves to a proper position to be meshed with the third gear 9, then the impeller 12 is placed between the second connecting rod 15 and the third connecting rod 24, the motor 2 is started, the motor 2 rotates to enable the second gear 8 to drive the first gear 6 to rotate, so that the fourth gear 23 drives the third gear 9 to rotate, the third gear 9 rotates to enable the half threaded rod 11 to drive the sliding frame 14 to move back and forth along the wedge-shaped guide rail 13, so that the second connecting rod 15 moves back and forth to a proper position, further the impeller 12 is tightly clamped by the rubber pad 16, so that the position of the impeller 12 is fixed, the motor 2 is closed, then the rotating rod 3 is loosened, the torsion spring 19 rebounds and resets, so that the cam 18 rotates to a proper position, and promote fourth gear 23, make it drive and rotate sleeve 21 and move backward suitable position and third connecting rod 24 joint, and spring 17 contracts, fourth gear 23 leaves third gear 9, then start motor 2, motor 2 rotates and makes second gear 8 drive the first connecting rod 7 on the first gear 6 and rotate, thereby make and rotate sleeve 21 and drive third connecting rod 24 and rotate, and then make impeller 12 rotate to suitable position, then close motor 2, make impeller 12 stop in suitable position, and then make projector gauge head 4 carry out abundant accurate detection to impeller 12.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a high projection detection device of blade for compressor impeller, includes casing (1), impeller (12) and rotation sleeve (21), its characterized in that, the inside of casing (1) is equipped with power unit, one side fixedly connected with base (5) of casing (1), the top swing joint of casing (1) has dwang (3), and casing (1) and fixedly connected with cam (18) are passed to the bottom of dwang (3), one side inner wall swing joint of casing (1) has head rod (7), and one side fixedly connected with guide block (22) of head rod (7), the guide way has been seted up to one side inner wall of rotation sleeve (21), and guide way and guide block (22) sliding connection, the one end fixedly connected with fourth gear (23) of rotation sleeve (21), one side inner wall of fourth gear (23) has seted up and has kept away the position groove, the position avoiding groove is connected with the guide block (22) in a sliding way, the circumferential outer wall of the rotating sleeve (21) is movably connected with a spring (17), one end of the spring (17) is fixed with the fourth gear (23), the other end of the spring (17) is contacted with the shell (1), the upper surface of the base (5) is fixedly connected with a fixed frame (10), the interior of the fixed frame (10) is movably connected with a semi-threaded rod (11), one end of the semi-threaded rod (11) penetrates through the shell (1) and is fixedly connected with a third gear (9), and the third gear (9) is meshed with the fourth gear (23), one side of the half-threaded rod (11) is movably connected with a sliding frame (14), one side of the sliding frame (14) is movably connected with a second connecting rod (15), the inside swing joint of mount (10) has third connecting rod (24), and third connecting rod (24) and rotating sleeve (21) looks joint.

2. The blade height projection detection device for the compressor impeller according to claim 1, wherein the power mechanism comprises a motor (2), the motor (2) is fixed on the outer wall of one side of the shell (1) through a bolt, one end of an output shaft of the motor (2) penetrates through the shell (1) and is fixedly connected with a second gear (8), one side of the first connecting rod (7) is fixedly connected with a first gear (6), and the first gear (6) is meshed with the second gear (8).

3. The blade height projection detection device for the compressor impeller according to claim 1, wherein a wedge-shaped guide rail (13) is fixedly connected to the upper surface of the base (5), and the wedge-shaped guide rail (13) is slidably connected with the sliding frame (14).

4. The blade height projection detection device for a compressor wheel according to claim 1, wherein a rubber pad (16) is fixedly connected to one end of each of the second connecting rod (15) and the third connecting rod (24).

5. The blade height projection detection device for a compressor wheel according to claim 4, characterized in that a ball (20) is movably connected to one side of the cam (18), and the fourth gear (23) is in contact with the ball (20).

6. The blade height projection detection device for the compressor impeller according to claim 1, wherein a torsion spring (19) is movably connected to one side of the rotating rod (3), and two ends of the torsion spring (19) are respectively fixed to the housing (1) and the rotating rod (3).

7. The blade height projection detection device for the compressor impeller according to claim 1, wherein a support plate is fixedly connected to the upper surface of the base (5), and a projector probe (4) is fixedly connected to the top of the support plate.

8. The blade height projection detection device for the compressor impeller according to claim 7, wherein a fixing rib is fixedly connected to one side of the support plate, and the fixing rib is fixed to the projector probe (4).