CN209043609U - A kind of experimental rig of adjustable vane position and posture - Google Patents

A kind of experimental rig of adjustable vane position and posture Download PDF

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Publication number
CN209043609U
CN209043609U CN201822107671.4U CN201822107671U CN209043609U CN 209043609 U CN209043609 U CN 209043609U CN 201822107671 U CN201822107671 U CN 201822107671U CN 209043609 U CN209043609 U CN 209043609U
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blade
posture
fixed
rod
bolt hole
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CN201822107671.4U
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Chinese (zh)
Inventor
董自超
刘芳
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AECC Shenyang Engine Research Institute
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AECC Shenyang Engine Research Institute
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Abstract

This application discloses the experimental rig of a kind of adjustable vane position and posture, support base, including fixed part and two mounting portions offer strip groove and caging bolt hole on mounting portion;Two connecting rods are slided in setting strip groove by one end respectively, and the other end of two connecting rods is respectively arranged with bolt hole;Piece is constrained, the two sides of connecting rod are set;Fixing bolt, adaptation are arranged in the caging bolt hole of mounting portion two sides;Two blade clamping pieces, for clamping to be fixed to blade from length of blade direction two sides;Locking nut, for being defined to axial displacement of the cylinder boss in connecting-rod bolt hole.The adjustable vane position of the application and the experimental rig of posture, it is able to solve blade and needs the problem of being adjusted to leaf position and posture during processing, inspection and experimental test etc., the position of 360 ° of rotations and two-dimensional surface that blade can be achieved is mobile and fixed, structure is simple, versatile.

Description

A kind of experimental rig of adjustable vane position and posture
Technical field
The application belongs to blade of aviation engine the field of test technology, in particular to a kind of adjustable vane position and posture Experimental rig.
Background technique
Blade is one of the components of aero-engine most critical, is related to fan blade, compressor blade, turbo blade etc. Several types, since structure and performance need, blade often has the feature structures such as variable cross-section, air film hole, while to meet examination Requirement is tested, blade is often welded with detector probe, pastes the operation such as foil gauge.Therefore, it is surveyed in the processing of blade, inspection and test During examination etc., often it is related to the adjustment of leaf position and posture, but due to the diversity and complexity of blade construction, into There are difficulty for row aforesaid operations, and according to the individually designed chucking device of specific condition, versatility is poor, and is difficult to realize blade The position of 360 ° of rotations and two-dimensional surface is mobile and fixed.
Thus, it is desirable to have a kind of technical solution overcomes or at least mitigates at least one drawbacks described above of the prior art.
Utility model content
At least one in order to solve the above-mentioned technical problem, this application provides the examinations of a kind of adjustable vane position and posture Experiment device.
This application discloses the experimental rigs of a kind of adjustable vane position and posture, comprising:
Support base, the support base include fixed part and are vertically set on two mounting portions on the fixed part, Two mounting portions are parallel to each other and are distributed at left and right sides of the fixed part, in addition, corresponding on two mounting portions The strip groove parallel with the fixed part upper surface is offered at position respectively, the institute on the strip groove length direction The two sides for stating mounting portion are also provided with caging bolt hole, and it is recessed that the caging bolt hole through the mounting portion is connected to the bar shaped Slot;
Two connecting rods, two connecting rods are arranged in the strip groove by one end sliding respectively, two institutes The other end for stating connecting rod is respectively arranged with bolt hole;
Piece is constrained, the two sides of the connecting rod in the strip groove are arranged in the constraint piece;
Fixing bolt, the fixing bolt adaptation are arranged in the caging bolt hole of the mounting portion two sides, pass through two The fixing bolt acts on and constrains piece described in the two sides of the connecting rod, so that the constraint piece is to the connecting rod position It is fixed;
Two blade clamping pieces, two blade clamping pieces are respectively used to from length of blade direction two sides to the blade Clamping is fixed, one end backwards to the blade of the blade clamping piece is provided with externally threaded cylinder boss, described Cylinder boss, which is threadedly engaged, to be arranged in the connecting-rod bolt hole;
Locking nut, the locking nut are arranged on the cylinder boss, are used for the cylinder boss in the company Axial displacement in extension bar bolt hole is defined.
According at least one embodiment of the application, in wherein one blade clamping piece backwards to the blade It is provided with circumferential angle dial on the end face of one end, compatible pointer is set at the top of the connecting rod of corresponding end.
According at least one embodiment of the application, on the mounting portion at the strip groove, along the item Connected in star length direction is provided with graduated scale.
According at least one embodiment of the application, the plate face of the constraint piece is H-shaped, and adaptation is arranged in the bar shaped In groove.
According at least one embodiment of the application, the experimental rig of the adjustable vane position and posture is also wrapped It includes:
Upper fixture, on the blade of the blade, the other end is connect described upper fixture one end fixed clamp with testing machine.
According at least one embodiment of the application, the experimental rig of the adjustable vane position and posture is also wrapped It includes:
Impression portion, the impression portion are fixed on the blade of the blade.
At least there are following advantageous effects in the application:
The adjustable vane position of the application and the experimental rig of posture are able to solve blade in processing, inspection and test The problem of being adjusted to leaf position and posture is needed during test etc., it can be achieved that 360 ° of rotations of blade and two-dimensional surface Position it is mobile and fixed, different blade clamps ports can be designed according to different blade constructions and cooperate the device, structure Simply, versatile;Meanwhile the adjustable vane position of the application and the experimental rig of posture can be with conventional Material Testing Machine It is attached, to complete relevant experimental study.
Detailed description of the invention
Fig. 1 is the experimental rig main view of the application adjustable vane position and posture;
Fig. 2 is the experimental rig side view of the application adjustable vane position and posture;
Fig. 3 is the experimental rig of the application adjustable vane position and posture in constraint piece main view;
Fig. 4 is the experimental rig usage state diagram of the application adjustable vane position and posture.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application implementation clearer, below in conjunction in the embodiment of the present application Attached drawing, technical solutions in the embodiments of the present application is further described in more detail.In the accompanying drawings, identical from beginning to end or class As label indicate same or similar element or element with the same or similar functions.Described embodiment is the application A part of the embodiment, instead of all the embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to use In explanation the application, and it should not be understood as the limitation to the application.Based on the embodiment in the application, ordinary skill people Member's every other embodiment obtained without creative efforts, shall fall in the protection scope of this application.Under Face is described in detail embodiments herein in conjunction with attached drawing.
In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute The orientation or positional relationship shown is merely for convenience of description the application and simplifies description, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the application The limitation of range.
1 to Fig. 4 the experimental rig of the application adjustable vane position and posture is done further in detail with reference to the accompanying drawing Explanation.
This application discloses the experimental rigs of a kind of adjustable vane position and posture, may include support base 1, connection Bar 2, constraint piece 6, blade clamping piece 4 and locking nut 3.
Support base 1 is including fixed part 11 and is vertically set on two mounting portions 12 on fixed part 11, two mounting portions 12 are parallel to each other and are distributed in 11 left and right sides of fixed part, in addition, corresponding position offers respectively on two mounting portions 12 The two sides of the strip groove 13 parallel with 11 upper surface of fixed part, the mounting portion 12 on 13 length direction of strip groove also open up There is limit bolt hole, caging bolt hole is connected to strip groove 13 through mounting portion 12.
The quantity of connecting rod 2 is two;Two connecting rods 2 are slided in setting strip groove 13 by one end respectively, and two The other end of a connecting rod 2 is respectively arranged with bolt hole.
The two sides of the connecting rod 2 in strip groove 13 are arranged in constraint piece 6, and therefore, the quantity of constraint piece 6 is four.Into One step, in the present embodiment, as shown in figure 3, the plate face of constraint piece 6 is H-shaped, adaptation is arranged in strip groove 13.
The quantity of fixing bolt 5 is four, and each fixing bolt 5 is adapted to the caging bolt hole that 12 two sides of mounting portion are arranged in In, piece 6 is constrained by the two sides that two fixing bolts 5 act on connecting rod 2, so that constraint piece 6 carries out 2 position of connecting rod It is fixed.
The quantity of blade clamping piece 4 is two;Two blade clamping pieces 4 are respectively used to from 9 length direction two sides pair of blade Clamping is fixed in blade 9, and one end backwards to blade 9 of blade clamping piece 4 is provided with externally threaded cylinder boss, and cylinder is convex Platform, which is threadedly engaged, to be arranged in 2 bolt hole of connecting rod.
The quantity of locking nut 3 is two;Locking nut 3 is arranged on cylinder boss, for connecting to cylinder boss Axial displacement in 2 bolt hole of bar is defined.
It further, can be with (Fig. 1 wherein in the adjustable vane position of the application and the experimental rig of posture Middle left side) blade clamping piece 4 backwards to blade 9 one end end face on be provided with circumferential angle dial 71, in corresponding end Compatible pointer 72 is set at the top of connecting rod 2.
It further, can be at strip groove 13 in the adjustable vane position of the application and the experimental rig of posture Mounting portion 12 on upper and lower position, along 13 length direction of strip groove be arranged graduated scale 8.
It further, can also include upper fixture 101 in the adjustable vane position of the application and the experimental rig of posture And impression portion 102.
On the blade of blade 9, the other end is connect 101 one end fixed clamp of upper fixture with testing machine.Impression portion 102 is fixed It is arranged on the blade of blade 9.
It is as follows that the adjustable vane position of the application and the experimental rig of posture install and use process:
Support base 1 needs to be placed on table top according to test or is threadedly coupled with Material Testing Machine.Two are connected Bar 2 is each passed through in two strip grooves 13 that 1 side of support base opens up, and connecting rod 2 and 13 contact surface of strip groove are processed There are preferable dimensional tolerance and roughness, connecting rod 2 can be slided in 13 grooved rail of strip groove, while gap is sufficiently small.By 4 Constraint piece 6 is respectively embedded into the two sides of 13 grooved rail inside connecting rod 2 of strip groove, and 4 fixing bolts 5 pass through 1 side spiral shell of support base Fixed connecting rod 2 is constrained with constraint 6 contact squeeze of piece after pit, prevents its vibration, fixing bolt 5 uses fine thread, with full Sufficient position precision, connecting rod 2 can be translated along Y-axis.Connecting rod 2 can translate before position is fixed along X-axis.Connecting rod 2 is at support bottom It can be accurately positioned by the graduated scale 8 on slot and in connecting rod 2 in 1 slot of seat along the translational movement of X-axis and Y-axis.
Need to design corresponding blade clamping piece 4 according to blade 9, blade clamping piece 4 is same by fine thread with connecting rod 2 Axis connection, fine thread can guarantee running accuracy.Blade clamping piece 4 guarantees that axis is overlapped with axis of runner blade, in disk end face one Circumferential angle dial 71 is placed in side, places pointer 72 in connecting rod 2.Pass through the lock of two sides after rotation respective angles according to demand Tight nut 3 is completed to fix.After connection is completed with blade clamping piece 4 respectively in 9 both ends of blade, position and rotation angle are adjusted as needed Degree completes installation.
Certain testing experiment is carried out in combination with Material Testing Machine using the device, blade detector probe weld strength stretches examination It tests schematic diagram and sees Fig. 4, support base 1 is connected through a screw thread with testing machine, after completing position and angle adjustment, is connect with testing machine Upper fixture 101 on blade welding detector probe 102 carry out strength test.
The adjustable vane position of the application and the experimental rig of posture can solve blade in processing, inspection and test The problem of being adjusted to leaf position and posture is needed during test etc., it can be achieved that 360 ° of rotations of blade and two-dimensional surface Position it is mobile and fixed, different blade clamps ports can be designed according to different blade constructions and cooperate the device, structure Simply, versatile.
Meanwhile for special test request, which can be attached with conventional Material Testing Machine, to complete correlation Experimental study
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any Within the technical scope of the present application, any changes or substitutions that can be easily thought of by those familiar with the art, all answers Cover within the scope of protection of this application.Therefore, the protection scope of the application should be with the scope of protection of the claims It is quasi-.

Claims (6)

1. a kind of experimental rig of adjustable vane position and posture characterized by comprising
Support base (1), the support base (1) include fixed part (11) and are vertically set on two on the fixed part (11) A mounting portion (12), two mounting portions (12) are parallel to each other and are distributed at left and right sides of the fixed part (11), in addition, Corresponding position offers the strip groove parallel with the fixed part (11) upper surface respectively on two mounting portions (12) (13), the two sides of the mounting portion (12) on the strip groove (13) length direction are also provided with caging bolt hole, institute It states caging bolt hole and is connected to the strip groove (13) through the mounting portion (12);
Two connecting rods (2), two connecting rods (2) are arranged in the strip groove (13) by one end sliding respectively, The other end of two connecting rods (2) is respectively arranged with bolt hole;
It constrains piece (6), the two sides for the connecting rod (2) that constraint piece (6) is arranged in the strip groove (13);
Fixing bolt (5), fixing bolt (5) adaptation are arranged in the caging bolt hole of the mounting portion (12) two sides, lead to It crosses two fixing bolts (5) and acts on constraint piece (6) described in the two sides of the connecting rod (2), so that the constraint piece (6) connecting rod (2) position is fixed;
Two blade clamping pieces (4), two blade clamping pieces (4) are respectively used to from blade (9) length direction two sides to institute It states blade (9) and clamping is fixed, one end backwards to the blade (9) of the blade clamping piece (4) is provided with band external screw thread Cylinder boss, the cylinder boss be threadedly engaged be arranged in the connecting rod (2) bolt hole;
Locking nut (3), the locking nut (3) are arranged on the cylinder boss, are used for the cylinder boss described Axial displacement in connecting rod (2) bolt hole is defined.
2. the experimental rig of adjustable vane position and posture according to claim 1, which is characterized in that one wherein The blade clamping piece (4) is provided with circumferential angle dial (71) on one end end face of the blade (9), in correspondence Compatible pointer (72) is set at the top of the connecting rod (2) at end.
3. the experimental rig of adjustable vane position and posture according to claim 1, which is characterized in that in the bar shaped On the mounting portion (12) at groove (13), along the strip groove (13), length direction is provided with graduated scale (8).
4. the experimental rig of adjustable vane position and posture according to claim 1, which is characterized in that the constraint piece (6) plate face is H-shaped, and adaptation is arranged in the strip groove (13).
5. the experimental rig of adjustable vane position and posture according to claim 1, which is characterized in that further include:
Upper fixture (101), upper fixture (101) one end fixed clamp is on the blade of the blade (9), the other end and test Machine connection.
6. the experimental rig of adjustable vane position and posture according to claim 5, which is characterized in that further include:
Impression portion (102), the impression portion (102) are fixed on the blade of the blade (9).
CN201822107671.4U 2018-12-16 2018-12-16 A kind of experimental rig of adjustable vane position and posture Active CN209043609U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822107671.4U CN209043609U (en) 2018-12-16 2018-12-16 A kind of experimental rig of adjustable vane position and posture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822107671.4U CN209043609U (en) 2018-12-16 2018-12-16 A kind of experimental rig of adjustable vane position and posture

Publications (1)

Publication Number Publication Date
CN209043609U true CN209043609U (en) 2019-06-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110361269A (en) * 2019-07-22 2019-10-22 中国航发沈阳发动机研究所 A kind of non-standard bending fatigue testing device
CN110514378A (en) * 2019-08-30 2019-11-29 中国航发动力股份有限公司 A kind of engine band convex shoulder fan blade vibration fatigue test device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110361269A (en) * 2019-07-22 2019-10-22 中国航发沈阳发动机研究所 A kind of non-standard bending fatigue testing device
CN110514378A (en) * 2019-08-30 2019-11-29 中国航发动力股份有限公司 A kind of engine band convex shoulder fan blade vibration fatigue test device
CN110514378B (en) * 2019-08-30 2021-11-30 中国航发动力股份有限公司 Vibration fatigue test device for fan blade with convex shoulder of engine

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