CN218239067U

CN218239067U - Positioning tool for detecting integral casting type high-speed three-dimensional flow impeller

Info

Publication number: CN218239067U
Application number: CN202222570052.5U
Authority: CN
Inventors: 黄晓峰; 贾方方; 赵英
Original assignee: Liyang Fusibao High Speed Machinery Co ltd
Current assignee: Liyang Fusibao High Speed Machinery Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-01-06
Anticipated expiration: 2032-09-28

Abstract

The application discloses high-speed three-dimensional flow impeller of monolith casting detects uses location frock relates to location frock technical field, and this application includes the bottom plate and fixes the rotary mechanism who sets up on the bottom plate, the fixed rotary encoder that is provided with on the bottom plate, rotary encoder's output shaft is connected with a stream impeller through stop gear, threaded connection has the screw thread post on the rotary mechanism, the lower extreme of screw thread post is provided with the installing frame, be provided with the fan subassembly in the installing frame, be provided with multiunit and stream impeller matched with pressure measurement mechanism on the bottom plate, detect the rotational speed of a stream impeller through rotary encoder, detect the atress condition of each part of a stream impeller through pressure measurement mechanism to judge that a stream impeller has the vibration that does not take place the out of range, the fan can change angle and height, improves the scope that detects, thereby guarantee the validity of testing result, avoid defective article not detected out.

Description

Positioning tool for detecting integral casting type high-speed three-dimensional flow impeller

Technical Field

The application relates to the technical field of positioning tools, in particular to a positioning tool for detecting a block casting type high-speed three-dimensional flow impeller.

Background

The three-dimensional flow impeller is a core pneumatic rotating part of a centrifugal compressor, the quality of fluid flow in the three-dimensional flow impeller directly determines the performance and efficiency of the whole machine with the geometric dimensions of the impeller, such as an inlet angle, an outlet angle, blade and wheel disc inclination angles, inlet and outlet diameters and the like, the centrifugal compressor impeller needs to bear large centrifugal force and pressure, the friction of high-pressure and high-speed fluid generates thermal deformation degree influence, when a centrifugal machine is in a surging state, the centrifugal machine needs to bear large comprehensive impact force, part of the three-dimensional flow impeller has defects due to errors in the welding process, when the three-dimensional flow impeller rotates, centrifugal inertia force generated by each tiny particle on the three-dimensional flow impeller cannot be mutually offset, the centrifugal inertia force acts on the machine through a bearing to cause vibration, the bearing abrasion is accelerated, the mechanical life is shortened, destructive accidents can be caused seriously, therefore, the three-dimensional flow impeller needs to be detected, the vibration amplitude caused after the three-dimensional flow impeller acts on the machine is in an allowable range, and when the three-dimensional flow impeller is detected, the detection result cannot be actually used in a defect, and part of the environment data cannot be detected accurately, and the defect is easily caused.

Content of application

The purpose of this application lies in: in order to solve the problem that the existing three-dimensional flow impeller detecting tool cannot detect the performance of the three-dimensional flow impeller in multi-direction stress and easily causes part of defective products to be undetected, the application provides a positioning tool for detecting the whole-casting high-speed three-dimensional flow impeller.

The following technical scheme is specifically adopted in the application to achieve the purpose:

the utility model provides a high-speed three-dimensional flow impeller of block casting detects with location frock, includes the bottom plate and fixes the rotary mechanism who sets up on the bottom plate, the fixed rotary encoder that is provided with on the bottom plate, rotary encoder's output shaft is connected with a class impeller through stop gear, threaded connection has the screw thread post on the rotary mechanism, the lower extreme of screw thread post is provided with the installing frame, be provided with the fan subassembly in the installing frame, be provided with multiunit and class impeller matched with pressure measurement mechanism on the bottom plate, fixed being provided with on the bottom plate with rotary encoder and pressure measurement mechanism matched with display panel.

Further, the fan subassembly is including setting up the fan in the installing frame, the both sides of fan are all fixed and are provided with the installation piece, and are a set of one side of installation piece is rotated with the installing frame through the pivot and is connected, another group be provided with the screw rod that runs through the installing frame on the installation piece, one side of installing frame is provided with and screws up the nut with screw rod matched with hand.

Through adopting above-mentioned technical scheme, set up screw rod and pivot and make fan and installing frame rotate to be connected, thereby the condition when adjustable wind direction detects the multi-angle atress that flows the impeller avoids the defective products not to be detected out.

Furthermore, the limiting mechanism comprises a mounting disc fixedly connected with an output shaft of the rotary encoder, a flow impeller is arranged on the mounting disc, a connecting column matched with the flow impeller is arranged on the mounting disc, a fixing bolt matched with the flow impeller is connected to the connecting column in a threaded manner, and a gasket matched with the flow impeller is sleeved on the fixing bolt.

Through adopting above-mentioned technical scheme, set up fixing bolt and gasket and carry out spacing fixed to the impeller of flowing, make its and mounting disc zonulae occludens to can change different fixing bolt and gasket according to the specification of the impeller of flowing, improve the application scope of location frock.

Further, pressure measurement mechanism is including fixed pressure sensor who sets up on the bottom plate, pressure sensor all is provided with the telescopic link, all be provided with the spring in the telescopic link, the upper end of telescopic link all rotates and is provided with the ball, ball and mounting disc butt.

Through adopting above-mentioned technical scheme, set up the spring in the telescopic link and make and laminate between ball and the mounting disc, avoid the dislocation between ball and the mounting disc not laminate and lead to detecting data not accurate.

Further, fixed the setting in the mount pad on the bottom plate, T type groove has been seted up on the mount pad, it is provided with T type piece to slide in the T type groove, fixedly connected with support column on the T type piece, be fixed with the hair-dryer on the support column, the outer wall of support column is seted up screw thread and threaded connection has fixed cover, the lower extreme and the mount pad butt of fixed cover.

Through adopting above-mentioned technical scheme, set up the hair-dryer and detect the condition of flowing impeller side atress, unable normal use when avoiding flowing impeller side atress improves and detects the precision.

Further, rotary mechanism is including fixed bearing frame that sets up on the bottom plate, it is connected with the stand to rotate on the bearing frame, the fixed mounting panel that is provided with on the stand, set up the screw hole with screw thread post matched with on the mounting panel.

Through adopting above-mentioned technical scheme, set up the position that bearing frame and stand are convenient for rotate and change installing frame and fan to through setting up the height that screw hole and screw thread post cooperation adjustable fan, improve detection range, thereby improve the precision.

In summary, the present application includes at least one of the following advantages;

1. this application, blow through the fan and flow the impeller and rotate, detect the rotational speed that flows the impeller through rotary encoder, detect the atress condition that flows each part of impeller through pressure measurement mechanism to judge that it has or not to take place the vibration that exceeds the scope to flow the impeller, improve and detect the precision, and the fan can change angle and height, improves the scope that detects, thereby guarantees the validity of testing result, avoids the defective products to not detected out.

2. This application, through setting up the hair-dryer, the side application of force of convection current impeller detects the performance of flowing the impeller when the side atress to judge whether qualified when the side atress flows the impeller, avoid the flaw to flow the impeller and not detected out.

Drawings

Fig. 1 is a perspective view of a device body in the present application;

FIG. 2 is a schematic view of the mounting structure of the device body in the present application;

FIG. 3 is a schematic view of the threaded post structure of the device body of the present application;

fig. 4 is a schematic structural view of a pressure detection mechanism of the device main body in the present application.

Description of the reference numerals:

1. a base plate; 101. a mounting base; 102. a T-shaped groove; 103. a support column; 104. a blower; 105. a fixed cover; 2. a rotation mechanism; 201. a bearing seat; 202. a column; 203. mounting a plate; 3. a rotary encoder; 4. a limiting mechanism; 401. installing a disc; 403. connecting columns; 404. fixing the bolt; 405. a gasket; 5. a flow impeller; 6. a threaded post; 7. installing a frame; 8. a fan assembly; 801. a fan; 802. mounting a block; 803. screwing the nut by hand; 9. a pressure detection mechanism; 901. a pressure sensor; 902. a telescopic rod; 903. a spring; 904. a ball bearing; 11. a display panel.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses high-speed three-dimensional flow impeller of full cast type detects with location frock, including bottom plate 1 and the fixed rotary mechanism 2 that sets up on bottom plate 1, the fixed rotary encoder 3 that is provided with on bottom plate 1, rotary encoder 3's output shaft is connected with a class impeller 5 through stop gear 4, rotary encoder 3 detects stream impeller 5's rotational speed, thereby whether tentatively judge qualified, threaded connection has screw post 6 on the rotary mechanism 2, the lower extreme of screw post 6 is provided with installing frame 7, be provided with fan subassembly 8 in the installing frame 7, be provided with multiunit and class impeller 5 matched with pressure detection mechanism 9 on the bottom plate 1, pressure detection mechanism 9 is used for detecting whether balanced each part atress of class impeller 5, and then judge whether qualified, fixed be provided with on the bottom plate 1 with rotary encoder 3 and pressure detection mechanism 9 matched with display panel 11.

Referring to fig. 1 and 2, fan assembly 8 is including setting up the fan 801 in installing frame 7, fan 801's both sides are all fixed and are provided with installation piece 802, one side of a set of installation piece 802 is rotated with installing frame 7 through the pivot and is connected, be provided with the screw rod that runs through installing frame 7 on another set of installation piece 802, one side of installing frame 7 is provided with the hand screw nut 803 with screw rod matched with, it makes fan 801 and installing frame 7 rotate to set up screw rod and pivot and is connected, thereby the condition when adjustable wind direction detects the multi-angle atress of flowing impeller 5, avoid imperfect article not detected out.

Referring to fig. 1 and 3, the limiting mechanism 4 includes a mounting disc 401 fixedly connected with the output shaft of the rotary encoder 3, a flow impeller 5 is arranged on the mounting disc 401, a connecting column 403 matched with the flow impeller 5 is arranged on the mounting disc 401, a fixing bolt 404 matched with the flow impeller 5 is connected to the connecting column 403 in a threaded manner, a gasket 405 matched with the flow impeller 5 is sleeved on the fixing bolt 404, the fixing bolt 404 and the gasket 405 are arranged to limit and fix the flow impeller 5, so that the flow impeller 5 is tightly connected with the mounting disc 401, different fixing bolts 404 and gaskets 405 can be replaced according to the specification of the flow impeller 5, and the application range of the positioning tool is improved.

Referring to fig. 3 and 4, pressure detection mechanism 9 includes fixed pressure sensor 901 that sets up on bottom plate 1, all is provided with telescopic link 902 on the pressure sensor 901, all is provided with spring 903 in the telescopic link 902, the upper end of telescopic link 902 is all rotated and is provided with ball 904, ball 904 and mounting disc 401 butt set up spring 903 in telescopic link 902 and make and laminate between ball 904 and the mounting disc 401, avoid misplacing between ball 904 and the mounting disc 401 not laminate and lead to the detection data not accurate.

Referring to fig. 1 and 2, the bottom plate 1 is fixedly arranged on the mounting seat 101, a T-shaped groove 102 is formed in the mounting seat 101, a T-shaped block is arranged in the T-shaped groove 102 in a sliding mode, a supporting column 103 is fixedly connected to the T-shaped block, a blower 104 is fixed to the supporting column 103, a thread is formed in the outer wall of the supporting column 103, a fixing cover 105 is connected to the outer wall of the supporting column 103 in a threaded mode, the lower end of the fixing cover 105 is abutted to the mounting seat 101, the blower 104 is arranged to detect the stress condition of the side face of the convection impeller 5, the phenomenon that the side face of the convection impeller 5 cannot be normally used when the stress condition is caused is avoided, and detection precision is improved.

Referring to fig. 1, rotary mechanism 2 includes the fixed bearing frame 201 that sets up on bottom plate 1, and the rotation is connected with stand 202 on bearing frame 201, and the fixed mounting panel 203 that is provided with on stand 202, set up on the mounting panel 203 with the screw hole of 6 matched with of screw post, set up bearing frame 201 and stand 202 and be convenient for rotate the position of change installing frame 7 and fan 801, and through setting up the height that screw hole and 6 adjustable fan 801 of cooperation of screw post, improve detection range, thereby improve the precision.

The working principle is as follows: the rotating speed of the flow impeller 5 is detected through the rotary encoder 3, whether the preliminary judgment is qualified or not, whether all the stress of the flow impeller 5 is balanced or not is detected through the pressure detection mechanism 9, whether the judgment is qualified or not is judged, the condition of the flow impeller 5 during multi-angle stress is detected through the wind direction of the adjusting fan 801, the defective product is prevented from being detected, the condition of the lateral stress of the flow impeller 5 is detected through the blower 104, the abnormal use of the lateral stress of the flow impeller 5 is avoided, and the detection precision is improved.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high-speed three-dimensional flow impeller of block casting detects uses location frock, includes bottom plate (1) and fixed rotary mechanism (2) that set up on bottom plate (1), its characterized in that: the utility model discloses a pressure detecting device for the steam generator, including bottom plate (1), fixed rotary encoder (3) that is provided with on bottom plate (1), the output shaft of rotary encoder (3) is connected with through stop gear (4) and flows impeller (5), threaded connection has screw thread post (6) on rotary mechanism (2), the lower extreme of screw thread post (6) is provided with installing frame (7), be provided with fan subassembly (8) in installing frame (7), be provided with multiunit and flow impeller (5) matched with pressure detection mechanism (9) on bottom plate (1), fixed being provided with on bottom plate (1) with rotary encoder (3) and pressure detection mechanism (9) matched with display panel (11).

2. The positioning tool for detecting the block-cast high-speed three-dimensional flow impeller according to claim 1, characterized in that: fan subassembly (8) is including setting up fan (801) in installing frame (7), the both sides of fan (801) are all fixed and are provided with installation piece (802), and are a set of one side of installation piece (802) is rotated with installing frame (7) through the pivot and is connected, another group be provided with the screw rod that runs through installing frame (7) on installation piece (802), one side of installing frame (7) is provided with screws up nut (803) with screw rod matched with hand.

3. The positioning tool for detecting the block-cast high-speed three-dimensional flow impeller according to claim 1, characterized in that: stop gear (4) include with output shaft fixed connection's of rotary encoder (3) mounting disc (401), be provided with stream impeller (5) on mounting disc (401), be provided with on mounting disc (401) with stream impeller (5) matched with spliced pole (403), threaded connection has on spliced pole (403) and flows impeller (5) matched with fixing bolt (404), the cover is equipped with on fixing bolt (404) and flows impeller (5) matched with gasket (405).

4. The positioning tool for detecting the block-cast high-speed three-dimensional flow impeller according to claim 3, characterized in that: the pressure detection mechanism (9) comprises pressure sensors (901) fixedly arranged on the bottom plate (1), telescopic rods (902) are arranged on the pressure sensors (901), springs (903) are arranged in the telescopic rods (902), balls (904) are arranged at the upper ends of the telescopic rods (902) in a rotating mode, and the balls (904) are abutted to the mounting disc (401).

5. The positioning tool for detecting the block-cast high-speed three-dimensional flow impeller according to claim 1, characterized in that: the improved hair dryer is characterized in that the bottom plate (1) is fixedly arranged on a mounting seat (101), a T-shaped groove (102) is formed in the mounting seat (101), a T-shaped block is arranged in the T-shaped groove (102) in a sliding mode, a supporting column (103) is fixedly connected to the T-shaped block, a hair dryer (104) is fixed to the supporting column (103), a fixing cover (105) is arranged on the outer wall of the supporting column (103) in a threaded and threaded connection mode, and the lower end of the fixing cover (105) is abutted to the mounting seat (101).

6. The positioning tool for detecting the block-cast high-speed three-dimensional flow impeller according to claim 1, characterized in that: rotary mechanism (2) including fixed bearing frame (201) that sets up on bottom plate (1), it is connected with stand (202) to rotate on bearing frame (201), fixed mounting panel (203) that is provided with on stand (202), set up on mounting panel (203) with screw post (6) matched with screw hole.