Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art that there is provided a kind of middle section defects detection of through-flow fan blade
Device, centering section blade carries out detection in real time and rejects middle section defective, it is ensured that the qualification rate of through-flow fan blade welding finished product.
The utility model employs following technical scheme.
A kind of median segment of cross-flow fan blade defect detecting device, including frame, be arranged at middle section supplied materials pipeline above frame,
It is middle to save feeding position, rejected material chute, above regard camera, qualified middle section pipeline and four-degree-of-freedom manipulator;Wherein:
It is described upper depending on being provided with the adjustable annular light source of brightness directly over camera;
The four-degree-of-freedom manipulator includes X-direction translation mechanism, Y-direction translation mechanism, Z directions elevating mechanism and two
Clamping jaw clamping device, wherein the X-direction translation mechanism includes servomotor and the linear module of X-axis;The Z-direction elevating mechanism
On the X-direction translation mechanism, including stepper motor, synchronous belt drive mechanism and ball screw;The Y-direction translation
Mechanism is arranged on the Z-direction elevating mechanism, including the fixedly sleeved ball screw spiral shell described in the Z-direction elevating mechanism
The Rodless cylinder installed below bearing, the bearing on mother along Y direction;The two clamping jaws clamping device with it is described without bar gas
The output end of cylinder is fixedly connected.
Further, the middle section pipeline is provided with the sensors in place of the middle section feeding position, and it is detection that it, which is acted on,
Whether middle section is sent to feeding setting position.
Further, it is described it is middle section pipeline quantity can be arranged as required to for several, it is different to transmit model
Middle section.
It is preferred that, the quantity of the middle section belt conveyor line is set to 3-4.
It is preferred that, it is described upper in the installation center position of camera and the middle section feeding position of described middle section pipeline
The line of heart position is parallel with X-direction, i.e., the direction of motion with the linear module of X-axis in the mechanical arm of the four-degree-of-freedom is put down
OK.
It is preferred that, the line and X-direction of the center of the center of the rejected material chute and qualified middle section pipeline
It is parallel, i.e., it is parallel with the direction of motion of the linear module of the X-axis in the mechanical arm of the four-degree-of-freedom.
Further, the rejected material chute bottom sets the skewed slot with certain inclination angle, and has multiple cunnings on trestle table
Groove is arranged in order, and the skewed slot of its bottom is tilted to different directions respectively, is collected with accommodating greater number of rejected material.
The beneficial effects of the utility model:The utility model by the transmission of median segment of cross-flow fan blade, detection and reject etc. function
Organic integration, so as to realize quick online detection and quickly transmit qualified and handle defective middle section, can effectively realize section
The demands such as less manpower, raising efficiency and raising quality, save fast speed beat, non-defective unit qualification rate height, operation in being transmitted with detection
Reliable and stable the advantages of.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on ", " being fixed on " or " being arranged at ", " being arranged on " another yuan
Part, it directly on another element or can may be simultaneously present centering elements.It is known as and " connects when an element
In ", " being connected to " another element, it can be directly to another element or may be simultaneously present centering elements.
It should also be noted that, the orientation term such as left and right, upper and lower in the utility model embodiment, is only relative each other
Concept or using the normal operating condition of product as reference, and should not be regarded as restrictive.
As shown in Figure 1, Figure 2 and Figure 3, median segment of cross-flow fan blade defect detecting device of the present utility model includes frame 1, sets
Middle section pipeline 2, middle section feeding position 3, rejected material chute 5 in the top of frame 1, above regard camera 16, qualified middle section pipeline 17 and
Four-degree-of-freedom manipulator.The upper surface depending on camera 16 is provided with the adjustable annular light source 15 of brightness, by automatically adjusting
Brightness, it is possible to decrease the light influence in environment, make it is described it is upper capture more preferably clearly middle section leaf image depending on camera 16 so that
Improve accuracy of detection.The four-degree-of-freedom manipulator includes X-direction translation mechanism, Y-direction translation mechanism, Z-direction elevating mechanism
With two clamping jaw clamping devices 8, wherein the X-direction translation mechanism include servomotor 6 and the linear module 7 of X-axis;The Z-direction
Elevating mechanism is arranged on the X-direction translation mechanism, including stepper motor 11, synchronous belt drive mechanism 12 and ball screw
13;The Y-direction translation mechanism is arranged on the Z-direction elevating mechanism, including fixedly sleeved in the spiral shell of ball screw 13
The Rodless cylinder 9 that bearing 10, the lower section of the bearing 10 on mother are installed along Y direction;The two clamping jaws clamping device 8 with it is described
The output end of Rodless cylinder 9 is fixedly connected.
Further, the servomotor 6 of the X-direction translation mechanism is by driving linear module 7 to realize two clamping jaw
Reciprocating motion of the clamping device 8 in X-direction.The Y-direction translation mechanism is driven by the output end of the Rodless cylinder 9, band
Move the two clamping jaws clamping device 8 and make the reciprocal of Y fore-and-aft directions in the position of the middle section feeding position 3 and the rejected material chute 5
Motion.The stepper motor 11 of the Z-direction elevating mechanism be used for drive connected synchronous drive mechanism 12, by with ball
The machine driving of the nut of screw mandrel 13, drives the two clamping jaws clamping device 8 to realize Z-direction elevating movement;Z-direction drops to low
Position, the two clamping jaws clamping device 8, which can close to close in clamping, saves workpiece, and Z-direction rises to a high position, the two clamping jaws clamping device 8
Clamped middle section workpiece can avoid the space interference of X horizontal directions.
Further, the middle section pipeline 2 is provided with the sensors in place 4 of the middle section feeding position 3, and it is inspection that it, which is acted on,
Save whether workpiece is sent to feeding setting position in survey.
Further, it is described it is middle section pipeline 2 quantity can be arranged as required to for several, to transmit different injections
The middle section of different pattern number injection moldings in machine.
It is preferred that, the quantity of the middle section pipeline 2 is set to 3-4, section conveying, detection and welding robot in realization
Welding and finished product collect the speed beat match of storage.
It is preferred that, the upper installation center position regarding camera 16 and the middle section feeding of described middle section pipeline 2
The line of the center of position 3 is parallel with X-direction, i.e., parallel with the direction of motion of the X axis module 7.Such a position
The motion by the mechanical arm of the four-degree-of-freedom before middle section workpiece sensing is set to be reduced to one degree of freedom, i.e. X-direction
Movement, detection speed beat can be lifted.It is embodied as:Middle section before detection from the institute on described middle section pipeline 2
After stating the crawl of section feeding position 3 and clamping the upper surface regarding camera 16 is moved to along X-axis successively alternating horizontal.
It is preferred that, line and X side of the center of the rejected material chute 5 with the center of qualified middle section pipeline 17
It is to parallel, i.e., parallel with the direction of motion of the linear module of the X-axis 7.The setting of such a position by it is middle section workpiece sensing after institute
The motion for stating the mechanical arm of four-degree-of-freedom is reduced to the movement of one degree of freedom, i.e. X-direction, can lift detection speed section
Clap.It is embodied as:Middle section after detection is as qualified, and X-axis, which is moved horizontally, to be placed on the qualified middle section pipeline 17, no
Qualified, X-axis is moved horizontally in rejecting to the rejected material chute 5.
Further, the bottom of rejected material chute 5 sets the skewed slot 501 with certain inclination angle, and has on trestle table many
Individual chute is arranged successively, and the skewed slot of its bottom is tilted to different directions respectively, is collected with accommodating greater number of rejected material.
With reference to Fig. 1, Fig. 2 and Fig. 3, workflow of the present utility model is:
(1) section workpiece is transmitted on the middle section pipeline 2 in, when the sensors in place 4 has detected middle section workpiece
To the middle section feeding position 3, the middle section pipeline 2 suspends, and waits transmission next time.
(2) translation and Z-direction of the X-direction translation mechanism, Y-direction translation mechanism and Z-direction elevating mechanism by XY
Descending motion, by the two clamping jaws clamping device 8 along XYZ direction of principal axis move to it is described it is middle section feeding position 3.The two clamping jaws folder
Hold the conjunction of mechanism 8 and close section workpiece 14 in clamping, then by the ascending motion of Z-direction and moving horizontally for X-direction, described two are pressed from both sides
Section workpiece 14 is moved to the upper surface regarding camera 16 during pawl clamping device 8 is clamped.
(3) trigger described upper regarding cameras capture middle section image to be detected, pretreatment and defects detection algorithm by image
Whether the blade that workpiece 14 is saved in judgement is defective.It is qualified such as to detect, then by XY translation and the descending motion of Z-direction, will
The two clamping jaws clamping device 8 moves to the top of the qualified middle section pipeline 17 along XYZ direction of principal axis.Then two clamping jaw
Clamping device 8 is opened, and clamped middle section workpiece is placed on the qualified middle section pipeline 17;As testing result does not conform to
Lattice, then by XYZ translational motion, the two clamping jaws clamping device 8, which loses clamped middle section workpiece, puts the rejected material cunning
In groove 5.
(4) flow of (1)-(3) is repeated, until completing all middle section workpiece to be detected.
Embodiment described above is only to embodiments possible of the present utility model and is preferably described, not right
Spirit and scope of the present utility model are defined.On the premise of the utility model design concept is not departed from, art technology
The all variations and modifications that personnel make to the technical solution of the utility model, all should drop into protection model of the present utility model
Enclose.