CN110455918A - A kind of 3D printing finished product crack detection device and its detection method - Google Patents
A kind of 3D printing finished product crack detection device and its detection method Download PDFInfo
- Publication number
- CN110455918A CN110455918A CN201910809286.0A CN201910809286A CN110455918A CN 110455918 A CN110455918 A CN 110455918A CN 201910809286 A CN201910809286 A CN 201910809286A CN 110455918 A CN110455918 A CN 110455918A
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- finished product
- printing finished
- rectangle
- crack detection
- fixture block
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/048—Marking the faulty objects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/0289—Internal structure, e.g. defects, grain size, texture
Abstract
The invention discloses a kind of 3D printing finished product crack detection devices, including pedestal, monitor station and clamping device, the top end face of pedestal offers rotation slot, the inner cavity bottom face center of rotation slot offers motor mounting groove, motor mounting groove inner cavity bottom face is equipped with driving motor, monitor station is located at the rotation slot inner cavity of pedestal, and driving motor is connected by the bottom face center of line shaft and monitor station, there are two clamping device is set, it and include adjustable plate, two adjustable plates are symmetrical set with the top end face center of monitor station, two adjustable plates offer the threaded hole through left and right sidewall, and threaded screw rod is plugged with by threaded hole rotation respectively, two threaded screw rods or so are opposite, and one end close to each other is equipped with the clamping plate being freely rotated respectively around two threaded screw rod central tips.For the present invention convenient for clamping 3D printing finished product to be detected, clamping face is small, carries out comprehensive crack detection convenient for supersonic crack detection system, improves detection accuracy.
Description
Technical field
The present invention relates to crack detection correlative technology field, specially a kind of 3D printing finished product crack detection device and its
Detection method.
Background technique
3D printing (3DP) i.e. one kind of rapid shaping technique, it is one kind based on digital model file, with powder
The adhesive materials such as shape metal or plastics construct the technology of object by layer-by-layer printing, and the technology is in jewelry, shoes
Class, industrial design, building, engineering and construction (AEC), automobile, aerospace, dentistry and medical industries, education, geography information system
System, civil engineering and other field are all applied；
In the prior art, the workpiece constructed using 3D printing technique, substantially by the way of ultrasonic wave or laser detection
The crackle of 3D printing finished product is detected, but in detection process, we occur, it can be seen that being once detected 3D printing finished product
Displacement or dislocation, then influence final detection accuracy, and the detection correlation data error that detection system is finally drawn out is larger,
Influence detection precision and efficiency, if do not observed deliberately, may not be found since some crackles are smaller, and these are lost
The crackle stayed is undiscovered and 3D printing finished product is put into use, then generates undesirable consequence, service performance is not achieved
Expected effect, so devising a kind of 3D printing finished product crack detection device, here in order to solve the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of 3D printing finished product crack detection devices, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of 3D printing finished product crack detection device, packet
Pedestal, monitor station and clamping device are included, the radial sidewalls level of the pedestal is equipped with support plate, and the top end face of the support plate is remote
One end from pedestal is vertically equipped with support column, and the top end face radial sidewalls of the support column are equipped with electric hydaulic bar, and electronic liquid
Supersonic crack detection system is equipped with below the tip of compression bar, the pedestal and monitor station are circular configuration, the pedestal
Top end face offers rotation slot, and the inner cavity bottom face center of the rotation slot offers motor mounting groove, the motor mounting groove
Inner cavity bottom face is equipped with driving motor, and the monitor station is located at the rotation slot inner cavity of pedestal, and driving motor by line shaft and
The bottom face center of monitor station connects, and there are two the clamping device is set, and includes adjustable plate, two adjustable plates with
The top end face center of monitor station is symmetrical set, and two adjustable plates offer the threaded hole through left and right sidewall, and
Threaded screw rod is plugged with by threaded hole rotation respectively, two described threaded screw rods or so are opposite, and one end close to each other is set
There is the clamping plate being freely rotated respectively around two threaded screw rod central tips.
Preferably, the bottom face edge side wall of the pedestal is equipped with several support footing being equally spaced.
Preferably, the top end face of the pedestal is flushed with the top end face of monitor station.
Preferably, the inner cavity bottom face of the rotation slot is embedded with several and is distributed in a ring, and steel free to rotate
Ball, the bottom face of the monitor station are bonded with the rotation of each steel ball side wall.
Preferably, one end that two threaded screw rods are located remotely from each other is equipped with auxiliary turntable, two auxiliary turntables
The side sidewall edge position being located remotely from each other is axially arranged with handle.
Preferably, the opposite side side wall of two clamping plates offers rectangle dashpot, two rectangle bufferings
It is in the spring that matrix is evenly spaced on that slot, which is equipped with several far from the side side wall of notch, and the tip of each spring is equal
It is connected with rectangle buffering fixture block, and the side cross-sectional area of each rectangle buffering fixture block is 9 square millimeters.
Preferably, side wall offers damped rotation slot between the two neighboring rectangle buffering fixture block, each described slow
The notch of rotation slot is rushed as pyramidal structure, and the hemispherical structure in side far from notch, the slot of each damped rotation slot
Mouthful position is socketed with universal rotational ball free to rotate, and each universal rotational sphere diameter is to offering buffering through-hole, phase
Sliding plug has buffer pull rod between the buffering through-hole of the universal rotational ball of side wall between adjacent two rectangle buffering fixture blocks, and
The both ends of buffer pull rod are respectively connected with spacing ball.
Preferably, the major diameter of each spacing ball is identical, and is 2 times of each buffering through-hole internal diameter.
Preferably, the every buffer pull rod is elastic PVC plastic material.
Preferably, specifically used method are as follows:
Before S1, detection, 3D printing finished product to be detected is placed in above monitor station and in a vacant state, is distinguished by auxiliary turntable
Rotate the threaded screw rod of two clamping devices so that two threaded screw rods go in the same direction, using two clamping plates clamp 3D printings at
Product side wall；
S2, when the rectangle of two clamping plates buffering fixture block is respectively contacted 3D printing finished product two sides side wall, according to 3D printing finished product
The surface structure of side wall and be freely bonded, when rectangle buffering fixture block contact 3D printing finished product side walls collapse position when, the bullet of spring
Power jacks up rectangle buffering fixture block, and when encountering the structure of protrusion, spring is compressed, so that rectangle buffering fixture block is recessed into rectangle
The inner cavity of dashpot, irregular 3D printing finished product can be matched in the rectangle buffering fixture block of matrix distribution by several by realizing
Side wall phenomena such as breakking away to prevent generation in detection process or is mobile, influences final crackle inspection so that clamping is more preferably stable
Survey precision；
S3, regardless of rectangle buffering fixture block be the inner cavity for being recessed into rectangle dashpot, or protrusion rectangle dashpot inner cavity, rectangle
Buffering fixture block can be transferred through stretching and the compression of spring to cater to the structure and compensation depressions of the projected side wall of 3D printing finished product
Structure, in the present invention, when adjacent two pieces of rectangles buffer side wall of the fixture block because matching irregular 3D printing finished product without locating
When in same plane, then respectively it is freely rotated by the universal rotational ball that two neighboring rectangle buffers side wall between fixture block, separately
Outside, it is slided between the buffering through-hole of two universal rotational balls by buffer pull rod, to compensate movement when dislocation, is passed through simultaneously
The spacing ball at buffer pull rod both ends come prevent buffer pull rod be detached from two universal rotational balls buffering through-hole inner cavity, no matter universal turn
How dynamic ball rotates and how buffer pull rod slides, and spacing ball in the rotation of the hemispherical dome structure inner cavity of damped rotation slot and moves
It is dynamic；
Once after S4,3D printing finished product are clamped, driving motor can be started, monitor station uniform rotation is driven, to be convenient for
Supersonic crack detection system carries out crack detection operation to 3D printing finished product side wall, reduces detection error, meanwhile, by opening
Electric hydaulic bar is moved to adjust supersonic crack detection system present position, in order to carry out comprehensive crackle to 3D printing finished product
Detection；
S5, after detection, the threaded screw rod of two clamping devices is rotated respectively again by auxiliary turntable, so that two spiral shells
Line screw rod is gone backwards, can be unloaded the 3D printing finished product that two clamping plates clamp, by the reset of spring, so that two neighboring square
Shape buffering fixture block is again in same plane, in order to which next time, clamping used again.
Compared with prior art, the beneficial effects of the present invention are:
1. the present invention is a kind of 3D printing finished product crack detection device, convenient for clamping 3D printing finished product to be detected, Mei Geju
The side cross-sectional area that shape buffers fixture block is 9 square millimeters, so that the clamping face of two clamping plates is small, is detected convenient for supersonic crack
System carries out comprehensive crack detection, improves detection accuracy.
2. the present invention, convenient for reducing resistance when monitor station rotation, it is defeated to reduce driving motor power by the way that steel ball is arranged
Out.
3. every buffer pull rod is all made of elastic PVC plastic material by the present invention, the elasticity of elastic PVC plastic material is utilized
And flexibility can cater to two neighboring rectangle buffering fixture block so that buffer pull rod is in use by itself bending deformation
Distance change when dislocation.
Detailed description of the invention
Fig. 1 is agent structure schematic diagram of the present invention；
Fig. 2 is understructure cross-sectional view of the invention；
Fig. 3 is clamping plate plan structure cross-sectional view of the invention；
Fig. 4 is clamping plate sectional structure partial enlarged view of the invention.
In figure: 1, pedestal；2, monitor station；3, footing is supported；4, clamping device；41, handle；42, auxiliary turntable；43, it adjusts
Save plate；44, threaded screw rod；45, clamping plate；451, rectangle dashpot；452, spring；453, rectangle buffers fixture block；454, buffering turns
Dynamic slot；455, spacing ball；456, universal rotational ball；457, buffer pull rod；5, supersonic crack detection system；6, electric hydaulic
Bar；7, support column；8, support plate；9, rotation slot；10, steel ball；11, motor mounting groove；12, driving motor.
Specific embodiment
The embodiment of the present application is solved and is proposed in the prior art by providing a kind of 3D printing finished product crack detection device
The problem of；It is clearly and completely described below in conjunction with the technical solution in the embodiment of the present invention, it is clear that described reality
Applying example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff every other embodiment obtained without making creative work belongs to what the present invention protected
Range.
Embodiment 1
Fig. 1-4 is please referred to, a kind of 3D printing finished product crack detection device, including pedestal 1, monitor station 2 are present embodiments provided
It is equipped with support plate 8 with the radial sidewalls level of clamping device 4, pedestal 1, the top end face of support plate 8 is vertical far from one end of pedestal 1
Equipped with support column 7, the top end face radial sidewalls of support column 7 are equipped with electric hydaulic bar 6, and set below the tip of electric hydaulic bar 6
There is supersonic crack detection system 5, pedestal 1 and monitor station 2 are circular configuration, and the top end face of pedestal 1 offers rotation slot 9,
The inner cavity bottom face center of rotation slot 9 offers motor mounting groove 11, and 11 inner cavity bottom face of motor mounting groove is equipped with driving motor
12, monitor station 2 is located at 9 inner cavity of rotation slot of pedestal 1, and driving motor 12 passes through the bottom face center of line shaft and monitor station 2
Connection there are two clamping device 4 is set, and includes adjustable plate 43, and two adjustable plates 43 are left with the top end face center of monitor station 2
The right side is symmetrical arranged, and two adjustable plates 43 offer the threaded hole through left and right sidewall, and rotate grafting by threaded hole respectively
There is threaded screw rod 44, two threaded screw rods 44 or so are opposite, and one end close to each other is equipped with and surrounds two threaded screw rods respectively
The clamping plate 45 that 44 central tips are freely rotated.
Wherein, one end that two threaded screw rods 44 are located remotely from each other is equipped with auxiliary turntable 42, and two auxiliary turntables 42 are mutual
Separate side sidewall edge position is axially arranged with handle 41, by the way that handle 41 is arranged, convenient for auxiliary rotation auxiliary turntable 42.
The opposite side side wall of two clamping plates 45 offers rectangle dashpot 451, and two rectangle dashpots 451 are far from slot
It is in the spring 452 that matrix is evenly spaced on that the side side wall of mouth, which is equipped with several, and the tip of each spring 452 is respectively connected with
Rectangle buffers fixture block 453, and the side cross-sectional area of each rectangle buffering fixture block 453 is 9 square millimeters, and each rectangle is buffered
The side cross-sectional area of fixture block 453 is set as 9 square millimeters, so that the clamping face of two clamping plates 45 is small, is convenient for supersonic crack
Detection system 5 carries out comprehensive crack detection, improves detection accuracy.
Side wall offers damped rotation slot 454, each damped rotation slot between two neighboring rectangle buffering fixture block 453
454 notch be pyramidal structure, and far from notch the hemispherical structure in side, the notch position of each damped rotation slot 454
It is socketed with universal rotational ball 456 free to rotate, each universal rotational ball 456 is radial to offer buffering through-hole, and adjacent two
Sliding plug has buffer pull rod 457 between the buffering through-hole of the universal rotational ball 456 of side wall between a rectangle buffering fixture block 453,
And the both ends of buffer pull rod 457 are respectively connected with spacing ball 455.
In the present embodiment, before detection, 3D printing finished product to be detected is placed in the top of monitor station 2 and in a vacant state, is led to
The threaded screw rod 44 that auxiliary turntable 42 rotates two clamping devices 4 respectively is crossed, so that two threaded screw rods 44 go in the same direction, is utilized
Two clamping plates 45 clamp 3D printing finished product side wall；When the rectangle buffering fixture block 453 of two clamping plates 45 be respectively contacted 3D printing at
It when the side wall of product two sides, is freely bonded according to the surface structure of 3D printing finished product side wall, is beaten when rectangle buffering fixture block 453 contacts 3D
When being printed as product side walls collapse position, the elastic force of spring 452 jacks up rectangle buffering fixture block 453, when encountering the structure of protrusion, bullet
Spring 452 is compressed, so that rectangle buffering fixture block 453 is recessed into the inner cavity of rectangle dashpot 451, is realized by several in matrix point
The rectangle buffering fixture block 453 of cloth can match the side wall of irregular 3D printing finished product, so that clamping is more preferably stable, to prevent detection
Phenomena such as breakking away or is mobile occurs in the process, influences final crack detection precision；Regardless of rectangle buffering fixture block 453 is recessed
It is trapped into the inner cavity of rectangle dashpot 451, or the inner cavity of protrusion rectangle dashpot 451, rectangle buffering fixture block 453 can be transferred through bullet
The structure of the projected side wall of 3D printing finished product and the structure of compensation depressions are catered in the stretching and compression of spring 452, in the present invention,
It is not in same plane when adjacent two pieces of rectangles buffer fixture block 453 because matching side wall when of irregular 3D printing finished product
When, then it is respectively freely rotated by the universal rotational ball 456 that two neighboring rectangle buffers side wall between fixture block 453, in addition, passing through
Buffer pull rod 457 slides between the buffering through-hole of two universal rotational balls 456, to compensate movement when dislocation, passes through simultaneously
In buffering through-hole of the spacing ball 455 at 457 both ends of buffer pull rod to prevent the two universal rotational balls 456 of disengaging of buffer pull rod 457
Chamber, no matter how universal rotational ball 456 rotates and how buffer pull rod 457 slides, and spacing ball 455 is in damped rotation slot
454 rotation of hemispherical dome structure inner cavity and movement；After once 3D printing finished product is clamped, driving motor 12 can be started,
2 uniform rotation of monitor station is driven, to be convenient for supersonic crack detection system 5 to carry out crack detection behaviour to 3D printing finished product side wall
Make, reduces detection error, meanwhile, it is stretched by starting electric hydaulic bar 6 to adjust position locating for supersonic crack detection system 5
It sets, in order to carry out comprehensive crack detection to 3D printing finished product；After detection, turn respectively again by auxiliary turntable 42
The threaded screw rod 44 of dynamic two clamping devices 4, so that two threaded screw rods 44 are gone backwards, the 3D that two clamping plates 45 can be clamped
Printout unloads, by the reset of spring 452, so that two neighboring rectangle buffering fixture block 453 is again in same plane,
In order to which next time, clamping used again.
Wherein, the model DYTZ1500 of electric hydaulic bar 6, the model 192ZDC of driving motor 12, model,
It can freely be set according to actual use demand.
Embodiment 2
Fig. 1-4 is please referred to, is further improved on the basis of embodiment 1:
The bottom face edge side wall of pedestal 1 is equipped with several support footing 3 being equally spaced, and supports footing 3 by setting, is convenient for
Support total.
The top end face of pedestal 1 is flushed with the top end face of monitor station 2, is matched in this way convenient for size, and appearance looks elegant.
The inner cavity bottom face of rotation slot 9 is embedded with several and is distributed in a ring, and steel ball 10 free to rotate, monitor station
2 bottom face is bonded with the rotation of each 10 side wall of steel ball, by the way that steel ball 10 is arranged, convenient for reducing resistance when monitor station 2 rotates,
Reduce 12 power output of driving motor.
The major diameter of each spacing ball 455 is identical, and is 2 times of each buffering through-hole internal diameter, and such purpose is to prevent
Only spacing ball 455 pulls out buffering through-hole inner cavity by buffer pull rod 457, can not play the role of limit.
Every buffer pull rod 457 is that elastic PVC plastic material by using elastic PVC plastic material utilizes elasticity
The elasticity and flexibility of PVC plastic material can be catered to so that buffer pull rod 457 is in use by itself bending deformation
Distance when two neighboring rectangle buffering fixture block 453 misplaces.
In description of the invention, it should be noted that the orientation of the instructions such as term "vertical", "upper", "lower", "horizontal" or
Person's positional relationship is orientation based on the figure or positional relationship, is merely for convenience of description of the present invention and simplification of the description,
Rather than the device or element of instruction or hint meaning must have a particular orientation, and are constructed and grasped with specific orientation
Make, therefore is not considered as limiting the invention.In addition, " first ", " second ", " third ", " the 4th " are only used for description mesh
, and should not be understood as indicating or implying relative importance.
In description of the invention, it is also necessary to explanation, unless otherwise specific regulation and limitation, term " setting ", " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection, can be mechanical connection, is also possible to be electrically connected, can be and be directly connected to, and be also possible to be connected by intermediary, can
To be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned
The concrete meaning of term in the present invention.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of 3D printing finished product crack detection device, including pedestal (1), monitor station (2) and clamping device (4), the bottom
The radial sidewalls level of seat (1) is equipped with support plate (8), and the top end face of the support plate (8) is vertically set far from one end of pedestal (1)
Having support column (7), the top end face radial sidewalls of the support column (7) are equipped with electric hydaulic bar (6), and electric hydaulic bar (6)
Supersonic crack detection system (5) are equipped with below tip, it is characterised in that: the pedestal (1) and monitor station (2) are round knot
The top end face of structure, the pedestal (1) offers rotation slot (9), and the inner cavity bottom face center of the rotation slot (9) offers motor
Mounting groove (11), motor mounting groove (11) the inner cavity bottom face are equipped with driving motor (12), and the monitor station (2) is located at pedestal
(1) rotation slot (9) inner cavity, and driving motor (12) is connect by line shaft with the bottom face center of monitor station (2), the folder
It holds there are two mechanism (4) sets, and includes adjustable plate (43), two adjustable plates (43) are with the top end face of monitor station (2)
Center is symmetrical set, and two adjustable plates (43) offer the threaded hole through left and right sidewall, and pass through spiral shell respectively
Pit rotation is plugged with threaded screw rod (44), and two threaded screw rod (44) left and right are opposite, and one end close to each other is equipped with
The clamping plate (45) being freely rotated respectively around two threaded screw rod (44) central tips.
2. a kind of 3D printing finished product crack detection device according to claim 1, it is characterised in that: the pedestal (1)
Bottom face edge side wall be equipped with several support footing (3) for being equally spaced.
3. a kind of 3D printing finished product crack detection device according to claim 1, it is characterised in that: the pedestal (1)
Top end face flushed with the top end face of monitor station (2).
4. a kind of 3D printing finished product crack detection device according to claim 1, it is characterised in that: the rotation slot
(9) inner cavity bottom face is embedded with several and is distributed in a ring, and steel ball (10) free to rotate, the monitor station (2)
Bottom face is bonded with the rotation of each steel ball (10) side wall.
5. a kind of 3D printing finished product crack detection device according to claim 1, it is characterised in that: two screw threads
One end that screw rod (44) is located remotely from each other is equipped with auxiliary turntable (42), the side side that two auxiliary turntables (42) are located remotely from each other
Wall marginal position is axially arranged with handle (41).
6. a kind of 3D printing finished product crack detection device according to claim 1, it is characterised in that: two clamping plates
(45) opposite side side wall offers rectangle dashpot (451), and the one of the separate notch of two rectangle dashpots (451)
It is in the spring (452) that matrix is evenly spaced on that side side wall, which is equipped with several, and the tip of each spring (452) is all connected with
There is rectangle to buffer fixture block (453), and the side cross-sectional area of each rectangle buffering fixture block (453) is 9 square millimeters.
7. a kind of 3D printing finished product crack detection device according to claim 6, it is characterised in that: two neighboring described
Side wall offers damped rotation slot (454) between rectangle buffering fixture block (453), the slot of each damped rotation slot (454)
Mouth is pyramidal structure, and the hemispherical structure in side far from notch, the notch position of each damped rotation slot (454) are equal
It is socketed with universal rotational ball (456) free to rotate, each universal rotational ball (456) radially offers buffering through-hole,
Sliding plug between the buffering through-hole of the universal rotational ball (456) of side wall between two neighboring rectangle buffering fixture block (453)
Have buffer pull rod (457), and the both ends of buffer pull rod (457) are respectively connected with spacing ball (455).
8. a kind of 3D printing finished product crack detection device according to claim 7, it is characterised in that: each limit
The major diameter of ball (455) is identical, and is 2 times of each buffering through-hole internal diameter.
9. a kind of 3D printing finished product crack detection device according to claim 7, it is characterised in that: the every buffering
Pull rod (457) is elastic PVC plastic material.
10. a kind of 3D printing finished product crack detection device according to claim 1, specifically used method are as follows:
Before S1, detection, 3D printing finished product to be detected is placed in above monitor station (2) and in a vacant state, auxiliary turntable is passed through
(42) threaded screw rod (44) for rotating two clamping devices (4) respectively utilizes two so that two threaded screw rods (44) go in the same direction
A clamping plate (45) clamps 3D printing finished product side wall；
S2, when the rectangle of two clamping plates (45) buffering fixture block (453) is respectively contacted 3D printing finished product two sides side wall, according to 3D
The surface structure of printout side wall and be freely bonded, when rectangle buffering fixture block (453) contact 3D printing finished product side walls collapse position
When setting, the elastic force of spring (452) jacks up rectangle buffering fixture block (453), and when encountering the structure of protrusion, spring (452) is pressed
Contracting is realized by several so that rectangle buffering fixture block (453) is recessed into the inner cavity of rectangle dashpot (451) in matrix distribution
Rectangle buffering fixture block (453) can match the side wall of irregular 3D printing finished product, so that clamping is more preferably stable, to prevent detecting
Phenomena such as breakking away or is mobile occurs in journey, influences final crack detection precision；
S3, regardless of rectangle buffering fixture block (453) be the inner cavity for being recessed into rectangle dashpot (451), or protrusion rectangle dashpot
(451) inner cavity, rectangle buffering fixture block (453) can be transferred through stretching and the compression of spring (452) to cater to 3D printing finished product
The structure of projected side wall and the structure of compensation depressions, the present invention in, when adjacent two pieces of rectangles buffering fixture block (453) because match not
When the side wall of the 3D printing finished product of rule and when being not in same plane, then pass through two neighboring rectangle buffering fixture block (453)
Between the universal rotational ball (456) of side wall be respectively freely rotated, in addition, by buffer pull rod (457) in two universal rotational balls
(456) it is slided between buffering through-hole, to compensate movement when dislocation, while passing through the spacing ball at buffer pull rod (457) both ends
(455) come prevent buffer pull rod (457) be detached from two universal rotational balls (456) buffering through-hole inner cavity, no matter universal rotational ball
(456) how to rotate and how buffer pull rod (457) slides, spacing ball (455) is in the hemispherical of damped rotation slot (454)
Structure inner chamber rotation and movement；
Once after S4,3D printing finished product are clamped, can start driving motor (12), monitor station (2) uniform rotation is driven,
Come be convenient for supersonic crack detection system (5) to 3D printing finished product side wall carry out crack detection operation, reduce detection error, together
When, supersonic crack detection system (5) present position is adjusted by starting electric hydaulic bar (6), in order to 3D printing at
Product carry out comprehensive crack detection；
S5, after detection, rotate the threaded screw rod of two clamping devices (4) respectively again by auxiliary turntable (42)
(44), so that two threaded screw rods (44) are gone backwards, the 3D printing finished product that two clamping plates (45) clamp can be unloaded, passes through bullet
The reset of spring (452), so that two neighboring rectangle buffering fixture block (453) is again in same plane, again in order to next time
Clamping uses.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307509A (en) * | 2020-04-15 | 2020-06-19 | 河海大学 | Red bed soft rock undisturbed sample sampling device and sampling method |
| CN111605198A (en) * | 2020-07-09 | 2020-09-01 | 孔银燕 | Photocuring 3D printer shaping stripping off device |
| CN112090625A (en) * | 2020-07-29 | 2020-12-18 | 深圳市永盛旺机械设备有限公司 | Paint flying prevention spraying clamp |
| CN113777164A (en) * | 2021-11-12 | 2021-12-10 | 苏州安能捷工具有限公司 | Diamond compact crack detection equipment |
-
2019
- 2019-08-29 CN CN201910809286.0A patent/CN110455918A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307509A (en) * | 2020-04-15 | 2020-06-19 | 河海大学 | Red bed soft rock undisturbed sample sampling device and sampling method |
| CN111605198A (en) * | 2020-07-09 | 2020-09-01 | 孔银燕 | Photocuring 3D printer shaping stripping off device |
| CN112090625A (en) * | 2020-07-29 | 2020-12-18 | 深圳市永盛旺机械设备有限公司 | Paint flying prevention spraying clamp |
| CN113777164A (en) * | 2021-11-12 | 2021-12-10 | 苏州安能捷工具有限公司 | Diamond compact crack detection equipment |
| CN113777164B (en) * | 2021-11-12 | 2022-03-04 | 苏州安能捷工具有限公司 | Diamond compact crack detection equipment |
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Application publication date: 20191115 |
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