CN113701585A - Universal aeroengine external pipeline space size detection and setting device - Google Patents
Universal aeroengine external pipeline space size detection and setting device Download PDFInfo
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- CN113701585A CN113701585A CN202110806336.7A CN202110806336A CN113701585A CN 113701585 A CN113701585 A CN 113701585A CN 202110806336 A CN202110806336 A CN 202110806336A CN 113701585 A CN113701585 A CN 113701585A
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- positioning seat
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/003—Measuring of motor parts
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a space size detection and setting device for an external pipeline of a general aero-engine, which comprises a magnetic platform, a positioning bottom plate, a sliding frame, a pipe body positioning assembly, a joint positioning assembly A, a joint positioning assembly B, an angle adjusting assembly and a workpiece, wherein the positioning bottom plate is adsorbed on the magnetic platform through magnetic force, the lower part of the sliding frame is connected with the positioning bottom plate, a sliding groove is formed in the sliding frame, the joint positioning assembly A and the joint positioning assembly B are respectively connected with two ends of the workpiece, and the angle adjusting assembly is sleeved on the outer side of the middle part of the workpiece. The checking fixture has the advantages that the bending compatibility of workpieces with different diameters and specifications and different bending angles is strong, the device mechanism is simple, the measuring method is convenient and accurate, the universality is strong, the checking fixture is simple and stable in design structure, safe and reliable, low in manufacturing cost and easy to manufacture, and can be repeatedly used; and the operation is convenient, fast and strong. Can be popularized and applied to various machining fields.
Description
Technical Field
The invention belongs to the field of manufacturing of aero-engines, and particularly relates to a space size detection and setting device for an external pipeline of a general aero-engine.
Background
The external pipeline of the aircraft engine is an important component of the overall structure of the engine, the guide pipe is mainly used for conveying working media such as fuel oil, lubricating oil, hydraulic oil, air, oxygen and the like for the engine and the airplane, and the guide pipe is complex in stress due to harsh installation position, constantly changing temperature and pressure, and closely related to the reliability of the system in terms of circulation characteristics, distribution characteristics and sealing characteristics, and even influences the reliability and safety of the whole engine. When detecting a complex pipeline, people invent and design some detection devices, for example, the chinese patent with application number 201821834538.2 discloses a complex elbow size detection device, which comprises a positioning detection workbench, and is characterized in that: the automatic bending device comprises a positioning detection workbench, and is characterized by further comprising vertical guide rails, transverse guide rails, a sliding clamping device, longitudinal guide rails, a rotary vertical guide rail and a position tester, wherein the two vertical guide rails and the longitudinal guide rails are fixed on a horizontal plate of the positioning detection workbench respectively, the two ends of the transverse guide rails are in sliding fit with the two vertical guide rails, the rotary vertical guide rails and the longitudinal guide rails slide and are in running fit, the transverse guide rails and the rotary vertical guide rails are respectively in sliding fit with the clamping device to be used for clamping the two ends of a bent pipe to be fixed, and the position tester is arranged on the bent pipe to be used for determining the coordinates of bending points of the bent pipe. Because the external pipeline workpiece of the aircraft engine relates to a plurality of different bending radiuses and different bending angles, the universal fixture has no universality, and aiming at the requirements, the traditional universal fixture for bent pipes cannot meet the requirements. Therefore, in order to ensure the product quality and improve the detection efficiency, it is important to provide a detection and setting device with strong universality, a plurality of different bending radii, convenient loading and unloading and flexible adjustment.
Disclosure of Invention
In order to solve the technical problems, the invention provides a device for detecting and setting the space size of an external pipeline of a general aero-engine, which can solve the problems of low universality and low detection efficiency in the prior art.
The invention is realized by the following technical scheme.
The invention provides a space size detection and setting device for an external pipeline of a general aero-engine, which comprises a magnetic platform, a positioning bottom plate, a sliding frame, a pipe body positioning assembly, a joint positioning assembly A, a joint positioning assembly B, an angle adjusting assembly and a workpiece, the positioning bottom plate is adsorbed on the magnetic platform by magnetic force, the lower part of the sliding frame is connected with the positioning bottom plate, the sliding frame is provided with a sliding chute, the joint positioning component A and the joint positioning component B are respectively connected with two ends of a workpiece, the angle adjusting component is sleeved outside the middle part of the workpiece, the joint positioning component A, the joint positioning component B and the angle adjusting component are respectively arranged on the sliding frame through a locking screw and an angle adjusting screw, and the locking screw and the angle adjusting screw penetrate through the sliding groove, the pipe body positioning assembly is sleeved outside the middle part of the workpiece, and the lower part of the pipe body positioning assembly is connected with the positioning bottom plate.
The pipe body positioning assembly comprises a positioning support, a pipe diameter pressing block and a positioning support gland, the lower portion of the positioning support is connected with the positioning bottom plate, a groove is formed in the upper portion of the positioning support, the pipe diameter pressing block is sleeved outside a workpiece and fixed in the groove through the positioning support gland, and two sides of the positioning support gland are connected with the positioning support through screws.
The joint positioning assembly A comprises a positioning seat A, an upper positioning cover A, a pipe diameter pressing block and a positioning handle A, wherein the positioning seat A is installed on the sliding frame through a locking screw and an angle adjusting screw, the pipe diameter pressing block is sleeved on the outer side of the middle part of the positioning handle A, the pipe diameter pressing block is installed on the upper part of the positioning seat A through the upper positioning cover A, two sides of the positioning cover A are connected with the positioning seat A through screws, one end of the positioning handle A is provided with a pin shaft corresponding to the end part of a workpiece, and the workpiece is connected with the positioning handle A through the pin shaft.
The joint positioning assembly B comprises a positioning seat B, an upper positioning cover B, a pipe diameter pressing block and a positioning handle B, the positioning seat B is installed on the sliding frame through a locking screw and an angle adjusting screw, the pipe diameter pressing block is sleeved on the outer side of the middle portion of the positioning handle B, the pipe diameter pressing block is installed on the upper portion of the positioning seat B through the upper positioning cover B, two sides of the upper positioning cover B are connected with the positioning seat B through screws, one end of the positioning handle B is provided with a pin shaft corresponding to the end portion of a workpiece, and the workpiece is connected with the positioning handle B through the pin shaft.
The angle adjusting assembly comprises a positioning seat C, an upper positioning cover C and a pipe diameter pressing block, the positioning seat C is installed on the sliding frame through a locking screw and an angle adjusting screw, the pipe diameter pressing block is sleeved on the outer side of the middle of the workpiece, the pipe diameter pressing block is installed on the upper portion of the positioning seat C through the upper positioning cover C, and two sides of the upper positioning cover C are connected with the positioning seat C through screws.
The pipe diameter pressing block has a plurality of specifications, and the outer diameters of the pipe diameter pressing blocks with different specifications are the same and the inner diameters are different.
The positioning seat A, the positioning seat B and the positioning seat C are identical in structure, U-shaped grooves are formed in the lower portions of the positioning seat A, the positioning seat B and the positioning seat C, and angle adjusting screws penetrate through the U-shaped grooves.
The positioning bottom plate is provided with a positioning groove which is the same as the positioning support in shape, and the lower part of the positioning support is clamped in the positioning groove.
The sliding groove is perpendicular to the positioning bottom plate.
The pipe diameter briquetting comprises two semicircle rings, connects through the round pin axle between the semicircle ring.
The invention has the beneficial effects that: the problems that a spatial three-dimensional pipeline is difficult to detect, inconvenient to assemble and disassemble, high in universality and low in detection precision are solved. For pipes with different diameters, the pipes relate to a plurality of bending radiuses, and the pressing blocks can be suitable for the pipes with different diameters by replacing the pipe diameters. The bending machine not only can adapt to the operation of various bending radiuses, but also can realize the bending of pipes with different diameters, and greatly overcomes the defects of low working efficiency and poor bending compatibility of workpieces with different sizes of the traditional pipe bending device. The gauge has the advantages of strong bending compatibility for workpieces with different diameters and specifications and different bending angles, simple device mechanism, convenient and accurate measurement method and strong universality. The checking fixture has the advantages of simple design structure, stability, safety, reliability, low manufacturing cost, easy manufacture and repeated use; and the operation is convenient, fast and strong. Can be popularized and applied to various machining fields.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the carriage;
FIG. 3 is a schematic view of a tube positioning assembly;
FIG. 4 is a schematic structural view of the joint positioning assembly A;
FIG. 5 is a schematic structural view of the joint positioning assembly B;
FIG. 6 is a schematic structural view of the angle adjustment assembly;
in the figure: 1-a magnetic platform, 2-a positioning bottom plate, 3-a sliding frame, 4-a pipe body positioning component, 5-a joint positioning component A, 6-a joint positioning component B, 7-an angle adjusting component, 8-a workpiece, 9-a locking screw, 10-an angle adjusting screw, 11-a positioning bracket, 12-a pipe diameter pressing block, 13-a positioning bracket pressing cover, 14-a positioning seat A, 15-a positioning cover A, 16-a positioning handle A, 17-a positioning seat B, 18-an upper positioning cover B, 19-a positioning handle B, 20-a positioning seat C, 21-an upper positioning cover C, 22-a U-shaped groove and 23-a sliding groove.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 to 6, a space size detecting and setting device for an external pipeline of a general aero-engine comprises a magnetic platform 1, a positioning bottom plate 2, a sliding frame 3, a pipe body positioning assembly 4, a joint positioning assembly a5, a joint positioning assembly B6, an angle adjusting assembly 7 and a workpiece 8, wherein the positioning bottom plate 2 is adsorbed on the magnetic platform 1 through magnetic force, the lower portion of the sliding frame 3 is connected with the positioning bottom plate 2, a sliding groove 23 is formed in the sliding frame 3, the joint positioning assembly a5 and the joint positioning assembly B6 are respectively connected with two ends of the workpiece 8, the angle adjusting assembly 7 is sleeved on the outer side of the middle portion of the workpiece 8, the joint positioning assembly a5, the joint positioning assembly B6 and the angle adjusting assembly 7 are respectively installed on the sliding frame 3 through a locking screw 9 and an angle adjusting screw 10, the locking screw 9 and the angle adjusting screw 10 penetrate through the sliding groove 23, the pipe body positioning assembly 4 is sleeved on the outer side of the middle portion of the workpiece 8, and the lower part of the pipe body positioning component 4 is connected with the positioning bottom plate 2.
During detection, a pipe diameter pressing block 12 with a proper inner diameter is selected, the pipe diameter pressing block 12 is sleeved on a workpiece 8, the pipe diameter pressing block 12 is fixed on a pipe body positioning component 4, the pipe body positioning component 4 is fixed on a positioning bottom plate 2, the workpiece 8 is preliminarily fixed through two pipe body positioning components 4 with the same height, other components are mounted after the workpiece 8 is convenient to mount, after the preliminary fixing is completed, two ends of the workpiece 8 are respectively connected with a joint positioning component A5 and a joint positioning component B6, then the joint positioning component A5 and the joint positioning component B6 are fixed on a sliding frame 3, during mounting, an included angle between the joint positioning component A5 and the joint positioning component B6 and a horizontal plane can be adjusted by taking a locking screw 9 as an axis so as to adapt to workpieces 8 with different curvatures, after the joint positioning component A5 and the joint positioning component B6 are adjusted, the locking screw 9 and an angle adjusting screw 10 are locked, then overlap pipe diameter briquetting 12 on work piece 8, and fix pipe diameter briquetting 12 on positioning seat C20, and fix positioning seat C20 on carriage 3, fix the middle part of work piece 8, avoid influencing the testing result because work piece 8 overlength is adding the effect of gravity, accomplish the installation back of work piece 8, open magnetic force platform 1, make location bottom plate 2, carriage 3, body locating component 4 is fixed under magnetic force, avoid influencing the detection structure because rock, be convenient for carry out the accurate detection of work piece 8.
Body locating component 4 is including a by locating support 11, pipe diameter briquetting 12, locating support gland 13, 11 lower parts of locating support are connected with location bottom plate 2, 11 upper portions of locating support are equipped with the recess, pipe diameter briquetting 12 covers outside work piece 8, and pipe diameter briquetting 12 fixes in the recess through locating support gland 13, 13 both sides of locating support gland are passed through the screw and are connected with locating support 11, body locating component 4 mainly used is just fixed work piece 8, just so can preliminary fixed work piece's reference plane, the unstable phenomenon in location that the position too much leads to has been avoided interfering.
The joint positioning assembly A5 comprises a positioning seat A14, an upper positioning cover A15, a pipe diameter pressing block 12 and a positioning handle A16, wherein the positioning seat A14 is installed on the sliding frame 3 through a locking screw 9 and an angle adjusting screw 10, the pipe diameter pressing block 12 is sleeved on the outer side of the middle part of the positioning handle A16, the pipe diameter pressing block 12 is installed on the upper part of the positioning seat A14 through an upper positioning cover A15, two sides of the positioning cover A15 are connected with the positioning seat A14 through screws, one end of the positioning handle A16 is provided with a pin shaft corresponding to the end part of a workpiece 8, the workpiece 8 is connected with the positioning handle A16 through the pin shaft, as the joint angles of two ends of the workpiece 8 are different, some joints are parallel to the axis of the workpiece 8, some joints are perpendicular to the axis of the workpiece 8, in order to be connected with the workpiece 8, the pin shaft of the joint positioning assembly A5 is parallel to the axis of the workpiece 8, the pin shaft of the joint positioning assembly B6 is perpendicular to the axis of the workpiece 8, the joint positioning assembly A5 and the joint positioning assembly B6 are matched to adapt to workpieces 8 with different joints, the applicability of the device is improved.
The joint positioning assembly B6 comprises a positioning seat B17, an upper positioning cover B18, a pipe diameter pressing block 12 and a positioning handle B19, the positioning seat B17 is installed on the sliding frame 3 through a locking screw 9 and an angle adjusting screw 10, the pipe diameter pressing block 12 is sleeved on the outer side of the middle part of the positioning handle B19, the pipe diameter pressing block 12 is installed on the upper part of the positioning seat B17 through an upper positioning cover B18, two sides of the upper positioning cover B18 are connected with a positioning seat B17 through screws, one end of the positioning handle B19 is provided with a pin shaft corresponding to the end part of a workpiece 8, the workpiece 8 is connected with the positioning handle B19 through the pin shaft, because the joint angles of two ends of the workpiece 8 are different, some joints are parallel to the axis of the workpiece 8, some joints are perpendicular to the axis of the workpiece 8, in order to be connected with the workpiece 8, the pin shaft of the joint positioning assembly A5 is parallel to the axis of the workpiece 8, the pin shaft of the joint positioning assembly B6 is perpendicular to the axis of the workpiece 8, the joint positioning assembly A5 and the joint positioning assembly B6 are matched with the workpiece 8 to adapt to workpieces 8 with different joints, the applicability of the device is improved.
Angle adjusting part 7 includes positioning seat C20, go up location lid C21, pipe diameter briquetting 12, positioning seat C20 passes through locking screw 9 and angle adjusting screw 10 and installs on carriage 3, pipe diameter briquetting 12 suit is in the outside at work piece 8 middle part, and pipe diameter briquetting 12 installs on positioning seat C20 upper portion through last location lid C21, it is connected with positioning seat C20 through the screw to go up location lid C21 both sides, angle adjusting part 7 is used for the middle part of fixed work piece 8, avoid because work piece 8 overlength is adding the effect of gravity and influencing the testing result.
The pipe diameter briquetting 12 has a plurality of specifications, and the same internal diameter of the pipe diameter briquetting 12 external diameter of different specifications is different, chooses the pipe diameter briquetting 12 of different specifications for use to the work piece 8 of different external diameters, and footpath briquetting 12 comprises two semicircle rings, can overlap in work piece 8 outside, fixes work piece 8 for work piece 8 non-deformable when measuring improves the precision that detects.
The structure of the positioning seat A14, the positioning seat B17 and the positioning seat C20 is the same, the lower parts of the positioning seat A14, the positioning seat B17 and the positioning seat C20 are provided with U-shaped grooves 22, an angle adjusting screw 10 penetrates through the U-shaped grooves 22, and during fixing, the positioning seat A14, the positioning seat B17 and the positioning seat C20 use a locking screw 9 as an axis and can rotate around the polarity of the locking screw 9, and a sliding space is provided by the U-shaped grooves 22, so that the positioning seat A14, the positioning seat B17 and the positioning seat C20 can rotate conveniently, and workpieces 8 in different shapes can be fixed.
The positioning bottom plate 2 is provided with positioning grooves with the same shape as the positioning support 11, the lower part of the positioning support 11 is clamped in the positioning grooves, the positioning support 11 is fixed through the positioning grooves, the sliding frame 3 is fixed through magnetic force, and when workpieces with different curvatures are detected, different positioning bottom plates 2 are used so as to position the positioning support 11 through the positioning grooves at different positions.
The sliding groove 23 is perpendicular to the positioning bottom plate 2, so that measurement and adjustment are facilitated.
The pipe diameter pressing block 12 is composed of two semicircular rings, the semicircular rings are connected through a pin shaft, and the pipe diameter pressing block 12 can be sleeved on the workpiece 8 after being divided into the two semicircular rings to complete the fixation of the workpiece 8.
Claims (10)
1. The utility model provides a general aeroengine outside pipeline space size detects and decides device which characterized in that: the device comprises a magnetic force platform (1), a positioning bottom plate (2), a sliding frame (3), a pipe body positioning assembly (4), a joint positioning assembly A (5), a joint positioning assembly B (6), an angle adjusting assembly (7) and a workpiece (8), wherein the positioning bottom plate (2) is adsorbed on the magnetic force platform (1) through magnetic force, the lower part of the sliding frame (3) is connected with the positioning bottom plate (2), and a sliding groove (23) is formed in the sliding frame (3); the joint positioning component A (5) and the joint positioning component B (6) are respectively connected with two ends of a workpiece (8), and the angle adjusting component (7) is sleeved on the outer side of the middle part of the workpiece (8); the joint positioning component A (5), the joint positioning component B (6) and the angle adjusting component (7) are respectively installed on the sliding frame (3) through a locking screw (9) and an angle adjusting screw (10), and the locking screw (9) and the angle adjusting screw (10) penetrate through the sliding groove (23); the pipe body positioning component (4) is sleeved on the outer side of the middle part of the workpiece (8), and the lower part of the pipe body positioning component (4) is connected with the positioning bottom plate (2).
2. The apparatus for detecting and sizing the spatial dimension of the external pipeline of the general aero-engine as set forth in claim 1, wherein: body locating component (4) is connected with locating bottom plate (2) including a locating support (11), pipe diameter briquetting (12), locating support gland (13), locating support (11) lower part, and locating support (11) upper portion is equipped with the recess, and pipe diameter briquetting (12) cover is outside work piece (8), and pipe diameter briquetting (12) pass through locating support gland (13) and fix in the recess, and locating support gland (13) both sides are passed through the screw and are connected with locating support (11).
3. The apparatus for detecting and sizing the spatial dimension of the external pipeline of the general aero-engine as set forth in claim 1, wherein: joint locating component A (5) includes positioning seat A (14), go up location lid A (15), pipe diameter briquetting (12), location handle A (16), location seat A (14) are installed on carriage (3) through locking screw (9) and angle adjusting screw (10), pipe diameter briquetting (12) suit is in the outside at location handle A (16) middle part, and pipe diameter briquetting (12) are installed on positioning seat A (14) upper portion through last location lid A (15), location lid A (15) both sides are passed through the screw and are connected with positioning seat A (14), location handle A (16) one end is equipped with the round pin axle corresponding with work piece (8) tip, work piece (8) are connected with location handle A (16) through the round pin axle.
4. The apparatus for detecting and sizing the spatial dimension of the external pipeline of the general aero-engine as set forth in claim 1, wherein: joint locating component B (6) includes positioning seat B (17), go up positioning cover B (18), pipe diameter briquetting (12), location handle B (19), positioning seat B (17) are installed on carriage (3) through locking screw (9) and angle adjusting screw (10), pipe diameter briquetting (12) suit is in the outside at positioning handle B (19) middle part, and pipe diameter briquetting (12) are installed on positioning seat B (17) upper portion through last positioning cover B (18), it is connected with positioning seat B (17) through the screw to go up positioning cover B (18) both sides, location handle B (19) one end is equipped with the round pin axle corresponding with work piece (8) tip, work piece (8) are connected with location handle B (19) through the round pin axle.
5. The apparatus for detecting and sizing the spatial dimension of the external pipeline of the general aero-engine as set forth in claim 1, wherein: the angle adjusting assembly (7) comprises a positioning seat C (20), an upper positioning cover C (21) and a pipe diameter pressing block (12), the positioning seat C (20) is installed on the sliding frame (3) through a locking screw (9) and an angle adjusting screw (10), the pipe diameter pressing block (12) is sleeved on the outer side of the middle part of the workpiece (8), the pipe diameter pressing block (12) is installed on the upper part of the positioning seat C (20) through the upper positioning cover C (21), and the two sides of the upper positioning cover C (21) are connected with the positioning seat C (20) through screws.
6. The apparatus for detecting and sizing the spatial dimension of the external pipeline of the general aircraft engine as claimed in claim 2 or 5, wherein: the pipe diameter pressing blocks (12) are of multiple specifications, and the pipe diameter pressing blocks (12) of different specifications are the same in outer diameter and different in inner diameter.
7. The apparatus for detecting and sizing the spatial dimension of the external pipeline of the general aircraft engine as claimed in any one of claims 3 to 5, wherein: the structure of the positioning seat A (14), the positioning seat B (17) and the positioning seat C (20) is the same, the lower parts of the positioning seat A (14), the positioning seat B (17) and the positioning seat C (20) are provided with U-shaped grooves (22), and the angle adjusting screws (10) penetrate through the U-shaped grooves (22).
8. The apparatus for detecting and sizing the spatial dimension of the external pipeline of the general aero-engine as set forth in claim 1, wherein: the positioning bottom plate (2) is provided with a positioning groove which is the same as the positioning support (11) in shape, and the lower part of the positioning support (11) is clamped in the positioning groove.
9. The apparatus for detecting and sizing the spatial dimension of the external pipeline of the general aero-engine as set forth in claim 1, wherein: the sliding groove (23) is perpendicular to the positioning bottom plate (2).
10. The apparatus for detecting and sizing the spatial dimension of the external pipeline of the general aircraft engine as set forth in claim 6, wherein: the pipe diameter pressing block (12) is composed of two semicircular rings, and the semicircular rings are connected through a pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110806336.7A CN113701585B (en) | 2021-07-16 | 2021-07-16 | Device for detecting and setting space size of external pipeline of general aeroengine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110806336.7A CN113701585B (en) | 2021-07-16 | 2021-07-16 | Device for detecting and setting space size of external pipeline of general aeroengine |
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| CN113701585A true CN113701585A (en) | 2021-11-26 |
| CN113701585B CN113701585B (en) | 2023-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN114473364A (en) * | 2022-03-29 | 2022-05-13 | 贵州航飞精密制造有限公司 | Device generally used for welding and positioning tube of aero-engine |
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| Publication number | Publication date |
|---|---|
| CN113701585B (en) | 2023-09-29 |
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