CN220062889U

CN220062889U - Convex curved surface equipment detection device based on Kangda effect

Info

Publication number: CN220062889U
Application number: CN202321598510.4U
Authority: CN
Inventors: 郭永进
Original assignee: Dituo Shanghai Technology Development Co ltd
Current assignee: Dituo Shanghai Technology Development Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-11-21
Anticipated expiration: 2033-06-21

Abstract

The utility model belongs to the technical field of curved surface equipment detection, in particular to a convex curved surface equipment detection device based on the coanda effect, which comprises a workbench, wherein an adjusting member is further arranged on the workbench, the adjusting member comprises a stable cylinder and an air pump which are fixed on the workbench, and a processor which is arranged outside the air pump, a pressurizing member is arranged between the stable cylinder and the air pump, and one end of the stable cylinder is connected with a nozzle support frame; according to the utility model, through the arrangement of the adjusting component and the measuring component and the combination of the coanda effect, high-speed airflow can be attached to the solid surface to flow, if the curved surface deviation is large, the pressure measuring sensor can easily generate abnormality, through the comparison with the normal part, the qualified part can be rapidly screened out, and meanwhile, the shape of the whole curved surface area can be detected instead of the positions of specific measuring points, so that the situation that only key points can be measured to reversely push the manufacturing precision is avoided.

Description

Convex curved surface equipment detection device based on Kangda effect

Technical Field

The utility model belongs to the technical field of curved surface equipment detection, and particularly relates to a convex curved surface equipment detection device based on the coanda effect.

Background

In the prior manufacturing field, the degree of curvature of a part needs to be measured finely. In order to measure the integrity of a curved surface, the method has the advantages that the number of measuring points is large, the efficiency is low, the main working environment of the curved surface part is usually on the outer surface and interacts with external fluid (usually on the outer surface of an airplane, an automobile, a submarine, a ship and the like), and the design of the curved surface is a main purpose of flow field drag reduction.

However, the existing three-coordinate measuring machine is used for detection, so that the operation is complicated, the performance test of a curved surface in a macroscopic overall structure cannot be met, if a local area bulges within a tolerance range, the local area is considered to be a qualified product through three-coordinate measurement, however, the airflow can be obviously separated in a flowing way, the design requirement cannot be obviously met, and in order to solve the problems, the utility model provides the convex curved surface equipment detection device based on the coanda effect based on the high-speed fluid.

Disclosure of Invention

To solve the problems set forth in the background art. The utility model provides a convex curved surface equipment detection device based on the coanda effect, which has the characteristics of rapid detection and replacement.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a protruding curved surface equipment detection device based on coanda effect, includes the workstation, still be provided with adjustment component on the workstation, adjustment component is including fixing stable cylinder and the air pump on the workstation and installing the outside treater at the air pump, and is provided with pressurization component between stable cylinder and the air pump, stable cylinder's one end is connected with the nozzle support frame, has carved with the scale on the nozzle support frame, and the nozzle support frame is steel construction, and mass range is 3 kg to 5 kg, the straight tube of waiting is installed on the top of nozzle support frame, the one end of waiting straight tube is connected with the stationary flow air duct with air pump matched with, waiting the straight tube to be provided with the detachable nozzle for the one end of stationary flow air duct, still be provided with the measurement component that detects protruding curved surface equipment on adjustment component on the workstation, the inside of air pump is provided with two air guide switches, is located stationary flow air duct and the pipe entrance of pressurizing, is controlled by the treater, and the nozzle diameter of orifice of different models of being convenient for change can be dismantled to the head of nozzle.

As a convex curved surface equipment detection device based on the coanda effect, the pressurizing member preferably comprises a gas release hole and a pressure inlet hole which are respectively connected to one side of the stabilizing cylinder, and a pressurizing pipe arranged on the pressure inlet hole, wherein one end of the pressurizing pipe opposite to the pressure inlet hole extends into the air pump and communicates the air pump with the stabilizing cylinder.

As the convex curved surface equipment detection device based on the Kanga effect, the measurement component comprises the trapezoid bracket arranged on one side of the stabilizing cylinder and the telescopic bow arm connected to the top of the bracket, one end of the bow arm, opposite to the bracket, is provided with the pressure measuring sensor, the wind pressure measured by the pressure measuring sensor is connected into the processor through the pressure measuring lead to analyze and display the reading, the pressure measuring sensor is fixedly connected with the processor through the pressure measuring lead, the axis direction of the pressure measuring sensor is collinear with the axis of the nozzle, and the accurate detection of the wind pressure sprayed by the nozzle is facilitated.

As the convex curved surface equipment detection device based on the Kangar effect, the utility model is preferable, a detachable dismounting member is arranged between the pressure measuring sensor and the bow arm, the dismounting member comprises a connecting frame fixed on one side of the bow arm and a mounting block arranged on one side of the pressure measuring sensor, one end of the connecting frame is provided with a mounting groove matched with the mounting block, and the connecting frame is also provided with a locking member for locking the mounting block.

As the convex curved surface equipment detection device based on the Kangar effect, the locking component comprises a spring groove arranged on a connecting frame and a limit hole arranged in the middle of the top end of the installation block, an inserting column is inserted on the connecting frame, one end of the inserting column is inserted into the limit hole corresponding to the spring groove through the spring groove, a limit spring is sleeved on the inserting column, and the limit spring is positioned in the spring groove.

As the detection device of the convex curved surface equipment based on the Kangar effect, the top of the inserted column is also fixedly provided with cushion blocks which are symmetrically distributed, the connecting frames are respectively provided with cushion grooves communicated with the inside of the spring grooves, and the two cushion grooves are fixedly inserted between the two cushion blocks.

As the detection device of the convex curved surface equipment based on the Kangda effect, the middle parts of the tops of the arch arm and the bracket are provided with the wire slots, and the pressure measuring wires are positioned in the wire slots.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the arrangement of the adjusting component and the measuring component and the combination of the coanda effect, high-speed airflow can be attached to the solid surface to flow, if the curved surface deviation is large, the pressure measuring sensor can easily generate abnormality, qualified parts can be rapidly screened out through comparison with normal parts, and meanwhile, the method can detect the shape of a whole curved surface area instead of the position condition of a plurality of specific measuring points, and the situation that only key points can be measured to reversely push the manufacturing precision is avoided, so that the method is more suitable for measuring the curved surface;

meanwhile, the nozzle size of the device is smaller, the region with larger curved surface error can be obtained through analysis by rotating the test part, and then the device is helpful for providing reference for the production process according to the measurement result, so that the continuous progress of the processing means is promoted; the size of the nozzle and the size of the jet air flow are adjusted, so that the different curved surface characteristics can be compared, and the detection of different curved surfaces is further facilitated;

2. through dismantling the setting of component, can fix a position the installation to pressure sensor, simultaneously, the person of facilitating the use changes cleanly, prevents that long-time use from leading to measuring effect to descend to influence measuring data's condition, further increased curved surface data measuring accuracy.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a structure of a connecting frame according to the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

FIG. 4 is a schematic view of a nozzle support according to the present utility model;

in the figure: 1. a work table; 2. an adjusting member; 21. a stabilizing cylinder; 22. a nozzle support; 23. a vent hole; 24. pressing the pipe; 25. straight pipes; 26. a nozzle; 27. a processor; 28. steady flow air duct; 29. an air pump; 3. a measuring member; 31. a bracket; 32. a bow arm; 33. a pressure sensor; 34. a pressure measuring wire; 4. disassembling the member; 41. a connecting frame; 42. a mounting groove; 43. a mounting block; 44. inserting a column; 45. a limit spring; 46. a spring groove; 47. a cushion block; 48. and a pad groove.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The technical scheme in the embodiment of the utility model aims to solve the problems, and the overall thought is as follows:

example 1

1-4, a convex curved surface equipment detection device based on the Kanga effect comprises a workbench 1, wherein an adjusting member 2 is further arranged on the workbench 1, the adjusting member 2 comprises a stabilizing air cylinder 21 and an air pump 29 which are fixed on the workbench 1, and a processor 27 which is arranged outside the air pump 29, a pressurizing member is arranged between the stabilizing air cylinder 21 and the air pump 29, one end of the stabilizing air cylinder 21 is connected with a nozzle support 22, an equal straight pipe 25 is arranged at the top end of the nozzle support 22, one end of the equal straight pipe 25 is connected with a steady flow air duct 28 which is matched with the air pump 29, a detachable nozzle 26 is arranged at one end of the equal straight pipe 25 relative to the steady flow air duct 28, and a measuring member 3 which is used for detecting the convex curved surface equipment on the adjusting member 2 is further arranged on the workbench 1.

In some examples, the pressurizing member includes a bleed hole 23 and a pressure inlet hole connected to one side of the stabilization cylinder 21, respectively, and a pressurizing pipe 24 installed on the pressure inlet hole, one end of the pressurizing pipe 24 opposite to the pressure inlet hole extends into the air pump 29 and communicates the air pump 29 with the stabilization cylinder 21.

In some examples, a wire slot is formed in the middle of the top ends of the bow arm 32 and the bracket 31, and the pressure measurement wire 34 is positioned in the wire slot.

By adopting the technical scheme: during detection, the convex curved surface equipment to be measured is placed between the nozzle 26 and the pressure measuring sensor 33, the reference surface of the convex curved surface equipment and the stabilizing air cylinder 21 are placed on the same plane, at the moment, the processor 27 opens two air guide switches in the air pump 29, the pressure in the stabilizing air cylinder 21 increases to enable the nozzle support 22 to move up and down under the action of the pressure, the height of the nozzle support 22 is adjusted, the position of the nozzle 26 is adjusted, the convex curved surface equipment cannot exceed the connecting line between the nozzle 26 and the pressure measuring sensor 33, according to the coanda effect, high-speed air flow can be attached to the solid surface to flow, different curvature conditions can lead to different pressures measured by the pressure measuring sensor 33, if the curved surface deviation is large, the pressure measuring sensor 33 can easily generate abnormality, qualified parts can be rapidly screened out through comparison with normal parts, and meanwhile, the method can detect the shape of a whole curved surface area instead of the position condition of specific measuring points, therefore the measurement of the curved surface is more suitable, and the purpose of rapidly screening the curved surface is achieved;

during the detection process: when the curve surface change of the convex curved surface equipment is large and the measuring area is small, such as the size is about 30 cm by 30 cm, the air pressure in the stabilizing air cylinder 21 is discharged through the air discharge hole 23, the height of the nozzle support frame 22 is adjusted, the height range of the stabilizing air cylinder 21 is adjusted to 6 cm, the diameter of the spray hole of the nozzle 26 is replaced by 5 mm, the height range of the support 31 is 20 cm, the length of the bow arm 32 is 50 cm, the air pump 29 is controlled by the processor 27 to enable the test air flow to be emitted through the nozzle 26 through the steady flow air duct 28 and the equal straight pipe 25, the air flow rate of the air pump 29 can be accurately adjusted by the processor 27, the air flow spraying speed can be calculated according to the aperture of the nozzle 26, the air flow spraying speed is 200+/-10 m/s, the steady flow air duct 28 is a contracted pipeline, the length range of the length-length ratio of the equal straight pipe 25 is 4 cm, and the curve surface of the convex curved equipment is detected and measured;

when the curve change of the convex curved surface equipment is small and the measuring area is large, such as the size is about 50 cm×50 cm, the air pressure in the stabilizing air cylinder 21 is discharged through the air discharge hole 23, the height of the nozzle support frame 22 is adjusted, the height range of the stabilizing air cylinder 21 is adjusted to 8 cm, the diameter of the spray hole of the nozzle 26 is changed to 10 mm, the height range of the support 31 is 30 cm, the length of the bow arm 32 is 70 cm, the processor 27 controls the air pump 29 to spray the test air flow through the nozzle 26 through the steady flow air duct 28 and the equal straight pipe 25, the processor 27 can accurately adjust the air flow of the air pump 29, the air flow spraying speed can be calculated according to the aperture of the nozzle 26, the air flow spraying speed is 150+/-10 m/s, the steady flow air duct 28 is a contracted pipeline, the length range of the straight pipe 25 is 8, the length range of the equal straight pipe 25 is 15 cm, and the curved surface of the convex curved surface equipment is detected and measured.

Example 2

As shown in fig. 2 and 3, the measuring member 3 includes a trapezoid bracket 31 disposed on one side of the stabilizing cylinder 21, and a telescopic arm 32 connected to the top of the bracket 31, where a pressure sensor 33 is disposed at one end of the arm 32 opposite to the bracket 31, and the pressure sensor 33 is fixedly connected to the processor 27 through a pressure measuring wire 34.

In some examples, a detachable detaching member 4 is further disposed between the pressure measuring sensor 33 and the bow arm 32, the detaching member 4 includes a connecting frame 41 fixed on one side of the bow arm 32 and a mounting block 43 mounted on one side of the pressure measuring sensor 33, a mounting groove 42 matched with the mounting block 43 is formed at one end of the connecting frame 41, and a locking member for locking the mounting block 43 is further disposed on the connecting frame 41.

In some examples, the locking member includes a spring slot 46 formed on the connecting frame 41 and a limiting hole formed in the middle of the top end of the mounting block 43, the connecting frame 41 is inserted with a plug 44, one end of the plug 44 is inserted into the limiting hole corresponding to the spring slot 46 through the spring slot 46, the plug 44 is sleeved with a limiting spring 45, and the limiting spring 45 is located in the spring slot 46.

In some examples, the top of the plug 44 is also fixed with symmetrically distributed pads 47, and the connecting frame 41 is provided with pad grooves 48 which are communicated with the inside of the spring groove 46, and the two pad grooves 48 are fixedly inserted between the two pads 47.

By adopting the technical scheme: when the pressure sensor 33 needs to be removed for replacement, the user pulls out the plug 44 upwards, the cushion block 47 is separated from the pad groove 48, and rotates the plug 44, so that the cushion block 47 and the pad groove 48 are staggered, the plug 44 is loosened, the limit spring 45 resets the plug 44 according to the self elastic force, the cushion block 47 plays a role of blocking on the connecting frame 41, the plug 44 is located in the spring groove 46 and moves upwards, the plug 44 is separated from the limit groove, the mounting block 43 loses the limit effect in the mounting groove 42, the mounting block 43 is taken out in the mounting groove 42, the pressure sensor 33 is disconnected on one side of the connecting frame 41, the user replaces and cleans the pressure sensor 33, the measurement effect is prevented from being reduced due to long-time use, the condition of affecting the measurement data is further improved, the accuracy of curved surface data measurement is further improved, the mounting block 43 is inserted into the mounting groove 42, the pressure sensor 33 is positioned on one side of the connecting frame 41, the plug 44 is reset to the cushion block 47 in the mounting groove 42, the elastic force of the cushion block 45 is reset to the pad groove 48 again, and the difficulty of the limit spring 44 is reduced, and the pressure sensor 33 is reset in the mounting groove 33.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a protruding curved surface equipment detection device based on coanda effect, includes workstation (1), its characterized in that: the automatic adjusting device is characterized in that an adjusting member (2) is further arranged on the workbench (1), the adjusting member (2) comprises a stabilizing air cylinder (21) and an air pump (29) which are fixed on the workbench (1) and a processor (27) which is arranged outside the air pump (29), a pressurizing member is arranged between the stabilizing air cylinder (21) and the air pump (29), one end of the stabilizing air cylinder (21) is connected with a nozzle supporting frame (22), an equal straight pipe (25) is arranged at the top end of the nozzle supporting frame (22), one end of the equal straight pipe (25) is connected with a steady flow air duct (28) which is matched with the air pump (29), a detachable nozzle (26) is arranged at one end of the equal straight pipe (25) opposite to the steady flow air duct (28), and a measuring member (3) which is used for detecting convex curved surface equipment on the adjusting member (2) is further arranged on the workbench (1).

2. The coanda effect based convex curved surface device detection apparatus of claim 1, wherein: the pressurizing member comprises a venting hole (23) and a pressure inlet hole which are respectively connected to one side of the stabilizing cylinder (21), and a pressurizing pipe (24) which is arranged on the pressure inlet hole, wherein one end of the pressurizing pipe (24) opposite to the pressure inlet hole extends into the air pump (29) and communicates the air pump (29) with the stabilizing cylinder (21).

3. The coanda effect based convex curved surface device detection apparatus of claim 1, wherein: the measuring component (3) comprises a support (31) which is arranged on one side of the stabilizing cylinder (21) and is in a trapezoid shape, and an arch arm (32) which is connected to the top of the support (31) and is telescopic, wherein a pressure measuring sensor (33) is arranged at one end of the arch arm (32) opposite to the support (31), and the pressure measuring sensor (33) is fixedly connected with the processor (27) through a pressure measuring lead (34).

4. The coanda effect based convex curved surface device detection apparatus as defined in claim 3, wherein: the detachable dismounting member (4) is further arranged between the pressure measuring sensor (33) and the bow arm (32), the dismounting member (4) comprises a connecting frame (41) fixed on one side of the bow arm (32) and a mounting block (43) mounted on one side of the pressure measuring sensor (33), a mounting groove (42) matched with the mounting block (43) is formed in one end of the connecting frame (41), and a locking member for locking the mounting block (43) is further arranged on the connecting frame (41).

5. The coanda effect based convex curved surface device detection apparatus as defined in claim 4, wherein: the locking component comprises a spring groove (46) formed in the connecting frame (41) and a limiting hole formed in the middle of the top end of the mounting block (43), an inserting column (44) is inserted in the connecting frame (41), one end of the inserting column (44) is inserted into the limiting hole corresponding to the spring groove (46) through the spring groove (46), a limiting spring (45) is sleeved on the inserting column (44), and the limiting spring (45) is located in the spring groove (46).

6. The coanda effect based convex curved surface device detection apparatus as defined in claim 5, wherein: the top of inserted post (44) is still fixed with cushion (47) of symmetric distribution, all set up on link (41) with spring groove (46) inside intercommunication pad groove (48), two peg graft fixedly between pad groove (48) and two cushion (47).

7. The coanda effect based convex curved surface device detection apparatus as defined in claim 3, wherein: a wire slot is formed in the middle of the top ends of the bow arm (32) and the bracket (31), and a pressure measuring wire (34) is positioned in the wire slot.