CN207408062U - Swallow-tail form tenon blade fatigue test device - Google Patents
Swallow-tail form tenon blade fatigue test device Download PDFInfo
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- CN207408062U CN207408062U CN201721270770.3U CN201721270770U CN207408062U CN 207408062 U CN207408062 U CN 207408062U CN 201721270770 U CN201721270770 U CN 201721270770U CN 207408062 U CN207408062 U CN 207408062U
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- swallow
- tail form
- form tenon
- test device
- fatigue test
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Abstract
The utility model discloses a kind of swallow-tail form tenon blade fatigue test devices, including clamp body, the clamp body include hold-down mechanism and with the matched holding tank position of the hold-down mechanism, the hold-down mechanism is removable installed in the holding tank position, the hold-down mechanism also has the matched dovetail groove of swallow-tail form tenon with the blade, and the hold-down mechanism can be in close contact with the working face of the swallow-tail form tenon of the blade.In swallow-tail form tenon blade fatigue test device provided by the utility model, compact heap and withstanding tight block are to be removably disposed, it is easy for installation, and the fit form of compact heap and withstanding tight block can be adjusted according to the specification of swallow-tail form tenon, with extensive adaptability, blade vibration testing fatigue cost can be greatly reduced, improve testing efficiency.
Description
Technical field
The utility model is related to a kind of test of blade fatigue, more particularly to a kind of swallow-tail form tenon blade fatigue test dress
It puts, belongs to field of mechanical technique.
Background technology
Clamp structure in swallow-tail form tenon blade vibration fatigue test device is single, and traditional test fixture generally can only
A kind of corresponding swallow-tail form tenon, and clamping precision requirement during blade fatigue test is high, and the vane size need to be stablized and protect
Hold uniformity.Existing fixture needs weight in the vibrationfatigue test for the swallow-tail form tenon blade for carrying out different sizes or specification
New test device is newly designed and manufactured, the increase of cost is not only caused, also reduces clamping efficiency.
Utility model content
The main purpose of the utility model is that a kind of swallow-tail form tenon blade fatigue test device is provided, it is existing to overcome
The deficiency of technology.
To realize foregoing purpose of utility model, the technical solution adopted in the utility model includes：
The utility model embodiment provides a kind of swallow-tail form tenon blade fatigue test device, described including clamp body
Clamp body include hold-down mechanism and with the matched holding tank position of the hold-down mechanism, the hold-down mechanism is removable installed in
In the holding tank position, the hold-down mechanism also has the matched dovetail groove of swallow-tail form tenon with the blade, and the pressure
Tight mechanism can be in close contact with the working face of the swallow-tail form tenon of the blade.
Further, the swallow-tail form tenon blade fatigue test device further includes retention mechanism, the retention mechanism
The clamp body can be passed through to push against with the hold-down mechanism to set.
Further, the hold-down mechanism is included at least limiting the withstanding tight block of swallow-tail form tenon bottom surface and at least
To limit the compact heap of swallow-tail form tenon side.
Further, the compact heap has the groove that is equipped with the swallow-tail form tenon, the compact heap with
The withstanding tight block is enclosed and the matched dovetail groove of the swallow-tail form tenon.
Further, the hold-down mechanism includes at least two compact heaps, and two compact heaps are respectively arranged at swallow-tail form
The upper and lower part of tenon.
Further, the withstanding tight block is convex shape structure, and the lug boss of withstanding tight block can be with the bottom surface of swallow-tail form tenon
Contact.
Further, the retention mechanism includes trip bolt.
Further, the trip bolt include can pushing against with withstanding tight block the Top fastening screw that contact and can with extremely
A few compact heap pushes against the housing screw of contact.
In some more specific embodiment, the swallow-tail form tenon blade fatigue test device further includes /V
Mechanism, for the position-limit mechanism at least for clamp body top to be prevented to deform, the position-limit mechanism includes stop screw.
In some more specific embodiment, the swallow-tail form tenon blade fatigue test device further includes bottom
Seat, the clamp body are arranged at the pedestal top, and a plurality of connection through holes are provided on the bottom, and the connection through hole is used
It is connected in the moving component with vibration generating arrangement.
Compared with prior art, include the advantages of the utility model：Swallow-tail form tenon blade provided by the utility model is tired
Labor test device, compact heap and withstanding tight block therein are detachably set, easy for installation, and can be according to different swallow-tail forms
Tenon adjusts compact heap and withstanding tight block, reduces the cost of blade vibration testing fatigue, improves testing efficiency.
Description of the drawings
Fig. 1 is that a kind of structure of swallow-tail form tenon blade fatigue test device is shown in one exemplary embodiments of the utility model
It is intended to.
Specific embodiment
In view of deficiency of the prior art, inventor is able to propose that this practicality is new through studying for a long period of time and largely putting into practice
The technical solution of type.The technical solution, its implementation process and principle etc. will be further explained as follows.
The utility model embodiment provides a kind of swallow-tail form tenon blade fatigue test device, described including clamp body
Clamp body include hold-down mechanism and with the matched holding tank position of the hold-down mechanism, the hold-down mechanism is removable installed in
In the holding tank position, the hold-down mechanism also has the matched dovetail groove of swallow-tail form tenon with the blade, and the pressure
Tight mechanism can be in close contact with the working face of the swallow-tail form tenon of the blade.
Further, the swallow-tail form tenon blade fatigue test device further includes retention mechanism, the retention mechanism
The clamp body can be passed through to push against with the hold-down mechanism to set.
Further, the hold-down mechanism is included at least limiting the withstanding tight block of swallow-tail form tenon bottom surface and at least
To limit the compact heap of swallow-tail form tenon side.
Further, the compact heap has the groove that is equipped with the swallow-tail form tenon, the compact heap with
The withstanding tight block is enclosed and the matched dovetail groove of the swallow-tail form tenon.
Further, the hold-down mechanism includes at least two compact heaps, and two compact heaps are respectively arranged at swallow-tail form
The upper and lower part of tenon.
Further, the withstanding tight block is convex shape structure, and the lug boss of withstanding tight block can be with the bottom surface of swallow-tail form tenon
Contact.
Further, the retention mechanism includes trip bolt.
Further, the trip bolt include can pushing against with withstanding tight block the Top fastening screw that contact and can with extremely
A few compact heap pushes against the housing screw of contact.
In some more specific embodiment, the swallow-tail form tenon blade fatigue test device further includes /V
Mechanism, for the position-limit mechanism at least for clamp body top to be prevented to deform, the position-limit mechanism includes stop screw.
In some more specific embodiment, the swallow-tail form tenon blade fatigue test device further includes bottom
Seat, the clamp body are arranged at the pedestal top, and a plurality of connection through holes are provided on the bottom, and the connection through hole is used
It is connected in the moving component with vibration generating arrangement.
The technical solution, its implementation process and principle etc. will be further explained with reference to attached drawing as follows.
Referring to Fig. 1, a kind of swallow-tail form tenon blade fatigue test device, including：Clamp body 1, clamp body 1 are fixed on bottom
On seat 10, clamp body is included at least limiting the hold-down mechanism and retention mechanism of the swallow-tail form tenon of blade, wherein compacting machine
Structure includes at least two compact heaps 2 and at least one withstanding tight block 3, and retention mechanism includes the housing screw 4 being arranged on clamp body
With Top fastening screw 5,；Clamp body 1 has to house the holding tank position of compact heap 2 and withstanding tight block 3, and compact heap 2 and withstanding tight block 3 can
Dismounting be arranged in holding tank position, be provided on compact heap 2 match with 71 side of swallow-tail form tenon of blade 7 to be measured it is recessed
Slot, compact heap 2 and withstanding tight block 3 are enclosed the dovetail groove 8 being adapted with the swallow-tail form tenon 71 of blade 7 to be measured, and compress
Block 2 can contact and compress with the side of swallow-tail form tenon 71, and withstanding tight block 3 can contact and push up with the bottom surface of swallow-tail form tenon 71
Tightly；Wherein housing screw 4 is arranged on the top of clamp body 1, and can be contacted with a compact heap 2, and Top fastening screw 5 is arranged on folder
Specific 1 side, and can be contacted with Top fastening screw 3.Specifically, Top fastening screw 3 can be convex shape structure, lug boss energy
It is enough to be contacted with the bottom surface of swallow-tail form tenon 71；And more specifically, stop screw 6 can also be set on the top of clamp body,
To limit fixture upper deformation.
In some more specific embodiment, a kind of application method of swallow-tail form tenon blade fatigue test device can
To include：Compact heap and withstanding tight block are selected according to the specification of the swallow-tail form tenon of blade to be measured, by the swallow-tail form tenon of blade to be measured
Head is placed in the dovetail groove formed by compact heap and withstanding tight block, then tightens housing screw and Top fastening screw, housing screw and top
Tight screw is forced on compact heap and withstanding tight block respectively, and compact heap and withstanding tight block are pressed on the working face of swallow-tail form tenon, from
And blade to be measured is tightly fixed on clamp body.
Specifically, for different blades to be measured, according to the The concrete specification and size of the swallow-tail form tenon of blade to be measured, choosing
Compact heap and withstanding tight block with correspondingly-shaped groove are selected, compact heap and withstanding tight block are installed on clamp body in preformed groove position,
Groove on compact heap and withstanding tight block is enclosed the dovetail groove with blade tenon to be measured cooperation, and blade tenon to be measured is placed in swallow
In stern notch, housing screw and Top fastening screw are adjusted, makes the tenon of compact heap and the oat tail groove structure and blade to be measured of withstanding tight block formation
Head is in close contact.
Swallow-tail form tenon blade fatigue test device provided by the utility model, compact heap and withstanding tight block therein are removable
Setting is unloaded, it is easy for installation, and can compact heap and withstanding tight block be adjusted according to different swallow-tail form tenons, reduce blade vibration
The cost of testing fatigue, improves testing efficiency.
It should be appreciated that above-described embodiment is only the technical concepts and features for illustrating the utility model, it is ripe its object is to allow
The content of the utility model can be understood and implement according to this by knowing the personage of technique, can not limit the utility model with this
Protection domain.All equivalent change or modifications made according to the utility model Spirit Essence, should all cover in the utility model
Within protection domain.
Claims (10)
1. a kind of swallow-tail form tenon blade fatigue test device, it is characterised in that including clamp body, the clamp body includes compressing
Mechanism and with the matched holding tank position of the hold-down mechanism, the hold-down mechanism is removable installed in the holding tank position
Interior, the hold-down mechanism also has a matched dovetail groove of swallow-tail form tenon with the blade, and the hold-down mechanism can be with
The working face of the swallow-tail form tenon of the blade is in close contact.
2. swallow-tail form tenon blade fatigue test device according to claim 1, it is characterised in that retention mechanism is further included,
The retention mechanism can pass through the clamp body to be pushed against with the hold-down mechanism and set.
3. swallow-tail form tenon blade fatigue test device according to claim 1 or 2, it is characterised in that：The compacting machine
Structure is included at least limiting the withstanding tight block of swallow-tail form tenon bottom surface and at least limiting the compression of swallow-tail form tenon side
Block.
4. swallow-tail form tenon blade fatigue test device according to claim 3, it is characterised in that：The compact heap has
The groove being equipped with the swallow-tail form tenon, the compact heap are enclosed and the swallow-tail form tenon with the withstanding tight block
The matched dovetail groove.
5. swallow-tail form tenon blade fatigue test device according to claim 3, it is characterised in that：The hold-down mechanism bag
At least two compact heaps are included, two compact heaps are respectively arranged at the upper and lower part of swallow-tail form tenon.
6. swallow-tail form tenon blade fatigue test device according to claim 3, it is characterised in that：The withstanding tight block is convex
Character form structure, the lug boss of withstanding tight block can be contacted with the bottom surface of swallow-tail form tenon.
7. swallow-tail form tenon blade fatigue test device according to claim 2, it is characterised in that：The retention mechanism bag
Include trip bolt.
8. swallow-tail form tenon blade fatigue test device according to claim 7, it is characterised in that：The trip bolt bag
The Top fastening screw contacted can be pushed against with withstanding tight block and can push against the housing screw contacted at least one compact heap by including.
9. swallow-tail form tenon blade fatigue test device according to claim 1 or 2, it is characterised in that further include position restrainer
Structure, for the position-limit mechanism at least for clamp body top to be prevented to deform, the position-limit mechanism includes stop screw.
10. the swallow-tail form tenon blade fatigue test device according to any one of claim 1,2,4,5,6,7,8, special
It levies and is to further include pedestal, the clamp body is arranged at the pedestal top, a plurality of connection through holes is provided on the pedestal,
The connection through hole is used to be connected with the moving component of vibration generating arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721270770.3U CN207408062U (en) | 2017-09-29 | 2017-09-29 | Swallow-tail form tenon blade fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721270770.3U CN207408062U (en) | 2017-09-29 | 2017-09-29 | Swallow-tail form tenon blade fatigue test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207408062U true CN207408062U (en) | 2018-05-25 |
Family
ID=62407199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721270770.3U Active CN207408062U (en) | 2017-09-29 | 2017-09-29 | Swallow-tail form tenon blade fatigue test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207408062U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112113731A (en) * | 2019-06-19 | 2020-12-22 | 中国航发商用航空发动机有限责任公司 | Rotor blade high-frequency vibration fatigue test fixture and design method thereof |
| WO2023139842A1 (en) * | 2022-01-21 | 2023-07-27 | 株式会社Ihi | Vibration testing jig |
-
2017
- 2017-09-29 CN CN201721270770.3U patent/CN207408062U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112113731A (en) * | 2019-06-19 | 2020-12-22 | 中国航发商用航空发动机有限责任公司 | Rotor blade high-frequency vibration fatigue test fixture and design method thereof |
| WO2023139842A1 (en) * | 2022-01-21 | 2023-07-27 | 株式会社Ihi | Vibration testing jig |
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