CN210180419U - Fan blade irregular radian detection device - Google Patents
Fan blade irregular radian detection device Download PDFInfo
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- CN210180419U CN210180419U CN201921008950.3U CN201921008950U CN210180419U CN 210180419 U CN210180419 U CN 210180419U CN 201921008950 U CN201921008950 U CN 201921008950U CN 210180419 U CN210180419 U CN 210180419U
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Abstract
The utility model provides an irregular radian detection device of fan blade, including arc dish and spacing dish, it is equipped with first detection mechanism to be close to arc limit position department on the arc dish, the one end swing joint of arc dish has spacing dish, it is equipped with the arcwall face to be close to arc dish one side on the spacing dish, and the arcwall face is the same with the arc limit radian of arc dish, be equipped with second detection mechanism on the spacing dish. The utility model has the advantages that: the first detection mechanism and the second detection mechanism on the two sides of the fan blade synchronously detect the circular arcs of the inner side and the outer side of the fan blade, so that the circular arcs of the two sides of the fan blade are detected, on one hand, the circular arcs of the fan blade can be detected more accurately through comparison of the circular arcs of the two sides, on the other hand, whether the thickness of the inner side and the outer side of the blade is detected uniformly or not is judged, and the detection effect is better.
Description
Technical Field
The utility model relates to a fan technical field especially relates to irregular radian detection device of fan blade.
Background
The fan blade is one of core components of a wind driven generator, accounts for about 15-20% of the total cost of the fan, the design quality of the fan blade directly relates to the performance and benefit of the fan, the fan blade has high requirements on materials, needs to have light weight and also needs to have high strength, corrosion resistance and fatigue resistance, so that the existing fan blade is widely made of composite materials, and the composite materials account for the proportion of the whole fan blade even up to 90%.
However, when the existing device for detecting the irregular radian of the fan blade is used, the user is required to hold the fan blade to lean against the arc-shaped disc, and the blade radian is irregular, so that the position is inaccurate when the blade radian is leaned against, the detection result is influenced, and the detection is performed by depending on the manual mode, and the detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, provide fan blade irregular radian detection device.
The utility model discloses a following technical means realizes solving above-mentioned technical problem:
the detection device for the irregular radian of the fan blade comprises an arc-shaped disc and a limiting disc, wherein a first detection mechanism is arranged at a position, close to an arc-shaped edge, on the arc-shaped disc, one end of the arc-shaped disc is movably connected with the limiting disc, an arc-shaped surface is arranged on one side, close to the arc-shaped disc, on the limiting disc, the arc-shaped surface has the same radian as the arc-shaped edge of the arc-shaped disc, and a second detection mechanism is arranged on the limiting disc;
the first detection mechanism comprises a first distance sensor and a first guide rail, the first guide rail is arranged on the arc-shaped disc and has the same arc degree with the arc edge on the arc-shaped disc, and the first distance sensor is arranged on the first guide rail;
the second detection mechanism comprises a second distance sensor and a second guide rail, the second guide rail is arranged on the limiting disc and is the same as the arc degree of the arc edge on the limiting disc, and the second distance sensor is arranged on the second guide rail.
Preferably, the arc disc is provided with a first limiting mechanism on one side of the arc edge, the first limiting mechanism comprises an extension spring and a limiting hook, one end of the extension spring is fixed on the arc disc, and the other end of the extension spring is connected with the limiting hook.
Preferably, it is equipped with second stop gear to lie in arc limit opposite side on the arc dish, second stop gear includes the joint recess, supports the touch multitouch and extrudees the spring, the joint recess is seted up on the arc dish, it supports the touch multitouch through extrusion spring coupling to be in arc limit opposite side in the joint recess, the touch multitouch is used for restricting the position that the work piece is located the joint recess.
Preferably, an adjusting mechanism is fixed on one side of the second limiting mechanism on the arc-shaped disc and used for adjusting the position of the limiting disc, the adjusting mechanism comprises a first hydraulic rod and a baffle, the first hydraulic rod is fixed on the arc-shaped plate side plate, and an output shaft of the first hydraulic rod is fixed on the baffle perpendicular to the output shaft.
Preferably, be located the arc limit opposite side on the arc dish and be equipped with fixed establishment, fixed establishment includes adjusting bolt, first fixed plate, second fixed plate and second hydraulic stem, first fixed plate and second fixed plate setting are used for clamping arc dish with arc dish both sides, adjusting bolt is passed through to the both sides of first fixed plate and second fixed plate and is connected, the bottom of first fixed plate is connected with the second hydraulic stem, the second hydraulic stem is used for adjusting fixed establishment overall position.
Preferably, be equipped with the swing joint card between arc dish and the spacing dish, the swing joint card is used for driving the arc dish and rotates.
The detection method of the detection device for the irregular radian of the fan blade comprises the following steps:
s1, limiting the blade: the arc-shaped disc and the limiting disc clamp the blade limiting blade, so that the position of the blade is accurately limited;
s2, detecting the arc degree of the inner side of the blade: moving a first detection mechanism to detect the distance between the blade and the arc-shaped edge on the arc-shaped disc;
s3, detecting the arc degree of the outer side of the blade: moving a second detection mechanism to detect the distance between the blade and the arc-shaped edge on the limiting disc;
s4, distance comparison: and comparing the distance detected by the first detection mechanism and the distance detected by the second detection mechanism at the same position of the blade.
Preferably, the blade limiting specifically comprises the following steps:
s1-1, attaching the blade to the arc edge of the arc disc, clamping a second limiting mechanism at one side of the blade, clamping a first limiting mechanism at the other side of the blade, and performing primary limiting on the position of the blade on the arc disc;
s1-2, rotating the limiting disc to be attached to the blades, limiting the position of the limiting disc through an adjusting mechanism, and performing secondary limiting on the blades located on the arc-shaped disc.
Preferably, the first detection mechanism and the second detection mechanism move synchronously.
Preferably, the distance detected by the first detecting means and the distance detected by the second detecting means are used to draw a graph in the same coordinate system and compare the graphs.
The utility model has the advantages that: firstly, the fan blade with the irregular arc is quickly attached to the arc preset on the arc disc through clamping of the arc disc and the limiting disc, so that the detection efficiency of the fan blade can be improved, the phenomenon that the attachment position of the fan blade with the irregular arc and the arc disc is inaccurate, the detection result is inaccurate is avoided, the detection accuracy is higher, and in addition, the arc disc and the limiting disc are both provided with detection mechanisms, so that the arc can be quickly detected, and the detection efficiency is further improved; secondly the first detection mechanism and the second detection mechanism of fan blade both sides detect the inside and outside circular arc degree of fan blade in step, detect out the circular arc degree of fan blade both sides, and through the circular arc degree comparison of both sides, can make fan blade's circular arc detect more accurately on the one hand, and on the other hand can be to the inside and outside thickness of blade whether evenly detect for the effect that detects is better.
Drawings
Fig. 1 is a schematic structural view of a device for detecting an irregular radian of a fan blade according to an embodiment of the present invention;
fig. 2 is a schematic structural view of the embodiment of the present invention after the limiting disc is retracted;
fig. 3 is a schematic structural diagram of a fixing mechanism according to an embodiment of the present invention.
Reference numbers in the figures: 10. arc dish, 20, first stop gear, 21, extension spring, 22, spacing hook, 30, second stop gear, 31, joint recess, 32, the contact piece, 33, extrusion spring, 40, spacing dish, 41, swing joint card, 50, adjustment mechanism, 51, first hydraulic stem, 52, the baffle, 60, fixed establishment, 61, adjusting bolt, 62, first fixed plate, 63, the second fixed plate, 64, the second hydraulic stem, 70, first detection mechanism, 71, first distance sensor, 72, first guided way, 80, second detection mechanism, 81, second distance sensor, 82, the second guided way.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the detection device for detecting the irregular radian of the fan blade in the embodiment includes an arc-shaped disc 10 and a limiting disc 40, a first detection mechanism 70 is disposed at a position, close to an arc-shaped edge, on the arc-shaped disc 10, one end of the arc-shaped disc 10 is movably connected with the limiting disc 40, an arc-shaped surface is disposed at a side, close to the arc-shaped disc 10, on the limiting disc 40, and the arc-shaped surface has the same arc degree as the arc-shaped edge of the arc-shaped disc 10, and a second detection mechanism 80 is disposed on the limiting;
Detect the inboard circular arc degree of block blade on the arc dish 10 through first detection mechanism 70, detect the outside circular arc degree of block blade on the arc dish 10 through second detection mechanism 80, make the circular arc degree of blade detect more accurately on the one hand, on the other hand can be to the interior outside thickness of blade whether evenly detect for the effect that detects is better.
The first detection mechanism 70 comprises a first distance sensor 71 and a first guide rail 72, the first guide rail 72 is arranged on the arc-shaped disc 10 and has the same arc degree as the arc edge on the arc-shaped disc 10, and the first distance sensor 71 is arranged on the first guide rail 72;
the first distance sensor 71 moves on the first guide rail 72, so that the first distance sensor 71 completely detects the distance between the inner side of the blade and the arc-shaped disc 10, and the detection of the inner side radian of the blade is more accurate.
The second detection mechanism 80 comprises a second distance sensor 81 and a second guide rail 82, the second guide rail 82 is arranged on the limiting disc 40 and is identical to the arc-shaped edge arc degree on the limiting disc 40, and the second distance sensor 81 is arranged on the second guide rail 82.
Move on second guided way 72 through second distance sensor 81 for the complete distance that detects between the spacing dish 40 of blade outside distance of second distance sensor 81 makes the detection of blade outside radian more accurate.
As shown in fig. 1-2, a first limiting mechanism 20 is disposed on one side of the arc edge of the arc disc 10, the first limiting mechanism 20 includes an extension spring 21 and a limiting hook 22, one end of the extension spring 21 is fixed on the arc disc 10, and the other end of the extension spring 21 is connected to the limiting hook 22.
On fan blade laminating arc dish 10, hook one side of fan blade through spacing hook 22, spacing hook 22 can stimulate fan blade laminating arc dish 10 under extension spring 21's effect for fan blade's position obtains the restriction, makes things convenient for first detection mechanism 70 and second detection mechanism to detect it.
As shown in fig. 1-2, it is equipped with second stop gear 30 to lie in arc limit opposite side on the arc dish 10, second stop gear 30 includes joint recess 31, conflict piece 32 and extrusion spring 33, joint recess 31 is seted up on arc dish 10, it connects to support contact block 32 through extrusion spring 33 to be in the relative side in arc limit in joint recess 31, support contact block 32 is used for restricting the position that the work piece lies in joint recess 31.
Clamping groove 31 can fix a position of fan for on fan blade laminates arc dish 10 fast, extrusion spring 33 extrudees contact block 32, extrudees fan blade through contact block 32, makes the position in fan blade position clamping groove 31 further obtain the restriction, and is more stable to the position in the fan blade position clamping groove 31.
As shown in fig. 1-2, an adjusting mechanism 50 is fixed on the arc-shaped plate 10 on one side of the second limiting mechanism 30, the adjusting mechanism 50 is used for adjusting the position of the limiting plate 40, the adjusting mechanism 50 includes a first hydraulic rod 51 and a baffle plate 52, the first hydraulic rod 51 is fixed on a side plate of the arc-shaped plate 10, and an output shaft of the first hydraulic rod 51 is fixed on the baffle plate 52 perpendicular to the output shaft.
First hydraulic stem 51 drives baffle 52 and contracts for baffle 52 slowly drives spacing dish 40 and rotates, and when the whole fan blade of laminating of spacing dish 40, first hydraulic stem 51 stop work makes the position of baffle 52 obtain the restriction, can restrict the position of spacing dish 40 and can not change, and second detection mechanism 80 on the spacing dish 40 can detect the outer camber of fan blade.
As shown in fig. 3, a fixing mechanism 60 is disposed on the arc-shaped disc 10 at the opposite side of the arc-shaped edge, the fixing mechanism 60 includes an adjusting bolt 61, a first fixing plate 62, a second fixing plate 63 and a second hydraulic rod 64, the first fixing plate 62 and the second fixing plate 63 are disposed on two sides of the arc-shaped disc 10 for clamping the arc-shaped disc 10, two sides of the first fixing plate 62 and the second fixing plate 63 are connected through the adjusting bolt 61, the bottom of the first fixing plate 62 is connected with the second hydraulic rod 64, and the second hydraulic rod 64 is used for adjusting the overall position of the fixing mechanism 60.
When the arc-shaped disc 10 is installed, the arc-shaped disc 10 is placed on the top of the first fixing plate 62, the second fixing plate 63 is placed on the arc-shaped disc 10, the adjusting bolt penetrates through the first fixing plate 62 and the second fixing plate 63, and the positions among the first fixing plate 62, the arc-shaped disc 10 and the second fixing plate 63 are limited; through the whole position of adjustable fixed establishment 60 of second hydraulic stem 64, to the fan blade of high difference, all can detect, increase its application range, the result of use is better.
As shown in fig. 1, a movable connection clip 41 is arranged between the arc-shaped disc 10 and the limiting disc 40, and the movable connection clip 41 is used for driving the arc-shaped disc 10 to rotate, so that the fan blade can be conveniently placed and taken out.
When the irregular radian detection device of fan blade uses, will detect on fan blade places arc dish 10, through first stop gear 20 and second stop gear 30, carry out the restriction in the position to fan blade, first hydraulic stem 51 drives baffle 52 and contracts, make baffle 52 slowly drive spacing dish 40 and rotate, when the whole fan blade that laminates of spacing dish 40, first hydraulic stem 51 stop work, make the position of baffle 52 obtain the restriction, can restrict the position of spacing dish 40 and can not change, the second detection mechanism 80 on first detection mechanism 70 on the synchronous motion arc dish 10 and the spacing dish 40, make first detection mechanism 70 and second detection mechanism 80 detect to the circular arc degree of same position fan blade both sides simultaneously, detected data record one by one.
The detection method of the detection device for the irregular radian of the fan blade comprises the following steps:
s1, limiting the blade: the arc-shaped disc 10 and the limiting disc 40 clamp the blade limiting blade to accurately limit the position of the blade;
s2, detecting the arc degree of the inner side of the blade: moving the first detection mechanism 70 to detect the distance between the blade and the arc edge on the arc-shaped disc 10;
s3, detecting the arc degree of the outer side of the blade: moving the second detection mechanism 80 to detect the distance between the blades and the arc-shaped edge on the limiting disc 40;
s4, distance comparison: the pitch detected by the first detecting means 70 at the same position of the blade is compared with the pitch detected by the second detecting means 80.
Arc 10 and spacing dish 40 carry on spacingly to the blade, and the circular arc of blade just laminates with arc 10 and spacing dish 40 circular arcs for the accurate detection of the irregular circular arc of blade.
Through S2 step and S3 step, detect out the circular arc degree of fan blade both sides, through the circular arc degree comparison of both sides, can make fan blade 'S circular arc detect more accurately on the one hand, and on the other hand can determine the blade thickness difference of different positions, confirms whether fan blade' S quality is qualified.
The blade limiting specifically comprises the following steps:
s1-1, attaching the blade to the arc edge of the arc disc 10, clamping the second limiting mechanism 30 at one side of the blade, clamping the first limiting mechanism 20 at the other side of the blade, and limiting the blade on the arc disc 10 for one time;
s1-2, rotating the limiting disc 40 to attach to the blades, limiting the position of the limiting disc 40 through the adjusting mechanism 50, and performing secondary limiting on the blades on the arc-shaped disc 10.
Through spacing twice for the position stability of arc dish 10, conveniently detect arc dish 10 through first detection mechanism 70 and second detection mechanism 80, the spacing of two kinds of modes in addition, easy operation, thereby make things convenient for the Duyu arc dish 10 to lay and take off, thereby improve work efficiency.
The first detection mechanism 70 and the second detection mechanism 80 synchronously move, and the radians of two sides of the fan blade at the same position can be detected simultaneously by the synchronous movement between the first detection mechanism and the second detection mechanism, so that the detection accuracy is improved, and the using effect is better.
The distance detected by the first detecting means 70 and the distance detected by the second detecting means 80 are used to draw a graph in the same coordinate system, and the graphs are compared.
Carry out the figure through same coordinate system and draw, can be so that the audio-visual radian difference of observing out fan blade inside and outside of user on the one hand, on the other hand can observe out the radian difference that fan blade inboard and outside's radian compares in the circular arc degree of standard respectively, and convenience of customers later stage is adjusted fan blade's inside and outside circular arc degree.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. Fan blade irregular radian detection device, its characterized in that: the detection device comprises an arc-shaped disc (10) and a limiting disc (40), wherein a first detection mechanism (70) is arranged on the arc-shaped disc (10) close to an arc-shaped edge, one end of the arc-shaped disc (10) is movably connected with the limiting disc (40), an arc-shaped surface is arranged on one side of the limiting disc (40) close to the arc-shaped disc (10), the arc-shaped surface has the same arc degree as the arc edge of the arc-shaped disc (10), and a second detection mechanism (80) is arranged on the limiting disc (40);
the first detection mechanism (70) comprises a first distance sensor (71) and a first guide rail (72), the first guide rail (72) is arranged on the arc-shaped disc (10) and has the same arc degree as the arc edge on the arc-shaped disc (10), and the first distance sensor (71) is arranged on the first guide rail (72);
the second detection mechanism (80) comprises a second distance sensor (81) and a second guide rail (82), the second guide rail (82) is arranged on the limiting disc (40) and is identical to the arc-shaped edge arc degree on the limiting disc (40), and the second distance sensor (81) is arranged on the second guide rail (82).
2. The device for detecting the irregular radian of the fan blade according to claim 1, characterized in that: the arc-shaped disc (10) is provided with a first limiting mechanism (20) on one side of the arc-shaped edge, the first limiting mechanism (20) comprises an extension spring (21) and a limiting hook (22), one end of the extension spring (21) is fixed on the arc-shaped disc (10), and the other end of the extension spring (21) is connected with the limiting hook (22).
3. The device for detecting the irregular radian of the fan blade according to claim 2, characterized in that: lie in arc limit opposite side on arc dish (10) and be equipped with second stop gear (30), second stop gear (30) are including joint recess (31), contact block (32) and extrusion spring (33), joint recess (31) are seted up on arc dish (10), it connects contact block (32) to be located arc limit opposite side through extrusion spring (33) in joint recess (31), contact block (32) are used for restricting the position that the work piece is located joint recess (31).
4. The device for detecting the irregular radian of the fan blade according to claim 3, characterized in that: an adjusting mechanism (50) is fixed on one side, located on the second limiting mechanism (30), of the arc-shaped disc (10), the adjusting mechanism (50) is used for adjusting the position of the limiting disc (40), the adjusting mechanism (50) comprises a first hydraulic rod (51) and a baffle (52), the first hydraulic rod (51) is fixed on a side plate of the arc-shaped disc (10), and an output shaft of the first hydraulic rod (51) is fixed on the baffle (52) perpendicular to the output shaft.
5. The device for detecting the irregular radian of the fan blade according to claim 4, characterized in that: lie in arc limit opposite side on arc dish (10) and be equipped with fixed establishment (60), fixed establishment (60) include adjusting bolt (61), first fixed plate (62), second fixed plate (63) and second hydraulic stem (64), first fixed plate (62) and second fixed plate (63) set up and arc dish (10) both sides are used for clamping arc dish (10), adjusting bolt (61) are passed through to the both sides of first fixed plate (62) and second fixed plate (63) and are connected, the bottom of first fixed plate (62) is connected with second hydraulic stem (64), second hydraulic stem (64) are used for adjusting fixed establishment (60) overall position.
6. The device for detecting the irregular radian of the fan blade according to any one of claims 1 to 5, wherein: be equipped with swing joint card (41) between arc dish (10) and spacing dish (40), swing joint card (41) are used for driving arc dish (10) and rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921008950.3U CN210180419U (en) | 2019-07-01 | 2019-07-01 | Fan blade irregular radian detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921008950.3U CN210180419U (en) | 2019-07-01 | 2019-07-01 | Fan blade irregular radian detection device |
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| CN210180419U true CN210180419U (en) | 2020-03-24 |
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| CN201921008950.3U Active CN210180419U (en) | 2019-07-01 | 2019-07-01 | Fan blade irregular radian detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110231011A (en) * | 2019-07-01 | 2019-09-13 | 安徽安风风机有限公司 | The irregular radian detecting device of fan blade and detection method |
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2019
- 2019-07-01 CN CN201921008950.3U patent/CN210180419U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110231011A (en) * | 2019-07-01 | 2019-09-13 | 安徽安风风机有限公司 | The irregular radian detecting device of fan blade and detection method |
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