CN107238492B - A method of the device of test 3D printing sanding gear performance parameter and its test - Google Patents
A method of the device of test 3D printing sanding gear performance parameter and its test Download PDFInfo
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- CN107238492B CN107238492B CN201710526014.0A CN201710526014A CN107238492B CN 107238492 B CN107238492 B CN 107238492B CN 201710526014 A CN201710526014 A CN 201710526014A CN 107238492 B CN107238492 B CN 107238492B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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Abstract
The present invention relates to a kind of methods of device and its test for being exclusively used in test 3D printing sanding gear performance parameter, the device of test 3D printing sanding gear performance parameter of the invention, including mounting bracket, left and right is equipped with two groups of transmission mould groups in parallel in the mounting bracket, the transmission mould group is for installing sanding gear to be tested, the mounting bracket side is equipped with to sanding gear sand supplying for sand device, mounting bracket between the transmission mould group is equipped with the crossbeam one and crossbeam two being parallel to each other, turnover support plate is horizontally installed on the crossbeam one, the length direction of the support plate is consistent with the length direction for the seam that shakes out of sanding gear, the two sides of the crossbeam two are separately installed with contour detecting equipment and precision testing device, the contour detecting equipment is for detecting the sand heap cross section profile that sanding gear goes out sand wash, the accuracy detection Equipment is for detecting bottom plate precision of strike-ofing.
Description
Technical field
The present invention relates to 3D printing device debugging equipment technology field, in particular to a kind of test 3D printing sanding gear performance
The method of the device and its test of parameter.
Background technique
The casting sanding equipment of 3DP printer, is one of the key equipment during casting sand type 3D printing.It is acted on
It is to carry out sanding on the table, after having spread one layer, print head can be printed on the layer of sand completed.One layer has been spread, has been beaten
One layer of print, loops back and forth like this.During entire sanding, it is desirable that molding sand smooth surface corrugationless, such print head could just
Print on demand is realized in often work.Therefore, the parameters of sanding equipment are required very high.It is carried out to 3DP printer apparatus
When installation and debugging, if a certain item parameter of sanding equipment is not inconsistent, the layer of sand surface unevenness spread out will lead to, to influence to print
Quality.
To the performance requirement of sanding equipment various aspects, major embodiment in the following areas: the lower gap Sha Kou is adjusted in place, scrapes
Sand bottom plate flatness and angle is consistent, lower sand amount appropriateness, uniformly etc..After the sanding rigging up and debugging of printer is good, first have to
Carrying out the test of performance parameter can just put into production after test meets the requirements.In general, the test of sanding device performance parameters, all
It is that sanding equipment is mounted directly on printer, simulates normal production printing and detected.If its performance parameter meets
It is required that, so that it may direct plunge into use.If detection is unqualified, entire sanding equipment need to be disassembled, re-start installation
Debugging.Then it refills on printer and is detected, and so on, until the performance parameter of sanding equipment meets the requirements.In this way
Continuous disassembly installation and debugging during, occupy 3DP printing device use the time, influence 3DP printing device use effect
Rate.
Summary of the invention
The present invention is unreasonable for 3D printing sanding device performance parameters detection mode in the prior art, provides a kind of survey
The device for trying 3D printing sanding gear performance parameter, the bottom plate that is exclusively used in strike-ofing before installation and debugging are strike-off the inspection of precision and sanding uniformity
It surveys, occupies 3D printing equipment to avoid detection process.
The object of the present invention is achieved like this, a kind of device for testing 3D printing sanding gear performance parameter, including installation
Bracket, left and right is equipped with two groups of transmission mould groups in parallel in the mounting bracket, and the transmission mould group is used to install sanding to be tested
Device, the mounting bracket side are equipped with to sanding gear sand supplying in the mounting bracket for sand device, between the transmission mould group and set
There are the crossbeam one and crossbeam two being parallel to each other, is horizontally installed with turnover support plate on the crossbeam one, the support plate
Length direction is consistent with the length direction that the lower sand of sanding gear stitches, and the two sides of the crossbeam two are separately installed with contour detecting equipment
And precision testing device, the contour detecting equipment is for detecting the sand heap cross section profile that sanding gear goes out sand wash, the precision
Detection device is for detecting bottom plate precision of strike-ofing.
Test device of the invention, two groups of transmission mould groups being arranged in mounting bracket, support plate and for sand device are used for mould
Quasi- installation operating condition of the sanding gear on 3D printer, the transmission mould group that transmission mould group therein is used to simulate on 3D printer are used for
Installation sanding gear simultaneously realizes that edge transmission mould group moves back and forth when simulating sanding；Support plate provides simulation for simulating print platform
The platform of sanding overturns the support plate of setting, may be implemented during continuing sanding, spreads the primary progress of sand overturning of certain thickness
Sand then proceedes to the circulation action of sanding, overturning, convenient for sanding gear continuous service for a period of time afterwards to performance parameter stability
Test；Contour detecting equipment for measurement to sanding gear institute sanding heap cross section profile, with measure sanding gear shake out it is uniform
Property, precision testing device is used to detect the smart bottom for bottom plate of strike-ofing, for measuring its strike-off flatness and angle.Therefore, pass through this
The test device of invention may be implemented the special test of critical performance parameters before sanding gear is installed and used, avoid testing tune repeatedly
The repeated removal and installation procedure of sanding gear are tried, the efficiency of printing device installation and debugging is improved.
To be used on the mounting distance and installation accuracy and 3D printer of two groups of transmission mould groups convenient for accurately simulating sanding movement
It is identical in the transmission mould group of installation sanding gear, it is mobile for simulating sanding of the sanding gear in 3D printing equipment.
To fall sand convenient for the overturning of collecting support plate, the lower section of the support plate, which is equipped with, connects sand launder, for receiving support plate
Overturning fall sand.
Further, the contour detecting equipment is profile measurer；The precision testing device is laser displacement sensing
Device.
Further, described for sand device includes support frame, sub-sand funnel, mixing sand tank and control mouth of shaking out.
Further, the side of the mounting bracket installation transmission mould group is equipped with electrical control cabinet, and the other side is equipped with detection
Station.
The performance test of 3D printing sanding gear is carried out using above-mentioned test device it is a further object to provide a kind of
Method, comprise the following processes:
S1: sanding gear installation: sanding gear being steadily mounted in transmission mould group, keeps sanding gear past in transmission mould group
It is multiple mobile；
S2: precision measure of strike-ofing: the angle for bottom plate of strike-ofing on the downside of setting sanding gear is that theory is strike-off angle, then starts essence
Degree detection device detects the tilt angle of the support plate for bottom plate relative level setting of strike-ofing, when the observed dip angle of each measuring point
When degree is less than 0.1o with the error of theoretical tilt angle, then the precision qualification of strike-ofing for the bottom plate that determines to strike-off；
S3: sanding uniformity measurement: sanding gear is arranged to adding sand position, and by persistently adding survey to sanding gear for sand device
Sand on probation, then sanding gear is adjusted to the lower sand position above support plate, disposable original place adds to support plate surface sanding 5-10 seconds,
Then sanding gear is back to emptying position；Using support plate as the sanding plane of reference, by contour detecting device measuring support plate
Sand heap goes up several cross section profiles along its length, and calculates the area in each section Sha Dui, and each difference in areas for measuring section is less than
2mm2, then determine that sanding uniformity is qualified；
S4: using support plate as sanding region, making sanding gear continue sanding 12-15 hours on the supporting plate along transmission mould group,
Primary per reciprocal sanding during sanding, support plate overturning is primary, and institute's sanding material is poured into and is connect in sand launder, paving is then proceeded by
Sand falls the perseveration of sand；
S5: after the lasting sanding process for terminating S4 process, repeat strike-off precision measure and the sanding of S2 and S3 process
Uniformity measurement, to test the stability of sanding equipment.
Sanding gear performance parameter test method of the invention, the precision of strike-ofing that S2 and S3 process passes through test sanding gear for the first time
It is debugged in order to the judgement to sanding gear performance or again with sanding uniformity with detecting whether sanding gear performance parameter is qualified；S4
Sanding gear simulation sanding is set to carry out retest again for a period of time, to determine sanding gear after first test passes with S5 process
The stability of performance.
Therefore, test device and test method of the invention, by the way that uniformity detection device and precision testing device is arranged,
Strike-off precision and the sanding uniformity for testing sanding equipment in advance repeat to dismount when solving sanding gear parameter measurement.By right
The detection of sanding equipment precision and sanding uniformity detection, guarantee sanding equipment can plug and play, without manpower test, effectively
Save the set-up time, improve printer apparatus installation and debugging efficiency.
To strike-off the precision of strike-ofing of bottom plate convenient for precise measurement, S2 process, in precision measure of strike-ofing: the theory for bottom plate of strike-ofing
After angle setting, being strike-off by precision testing device edge, floor length direction is equidistant to choose several and floor length direction of strike-ofing
Vertical measurement section, measure bottom plate highs and lows of strike-ofing in the measurement section respectively is respectively at a distance from support plate
The distance of Y1 and Y2, the subpoint of the highs and lows for bottom plate of strike-ofing on the supporting plate are X, then strike-off in the measurement section
The angle of bottom plate are as follows: α=tan-1[(Y1-Y2)/X then sentences as small 0.1 o of the angular error for bottom plate of strike-ofing in each measurement section
Surely strike-off bottom plate precision it is qualified.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the device of test 3D printing sanding gear performance parameter of the invention.
Fig. 2 is the detection schematic diagram of the device installation sanding gear of the 3D printing sanding gear performance parameter of invention.
Fig. 3 is bottom plate precision measure schematic diagram of strike-ofing in 3D printing sanding gear performance parameter test method of the invention.
Fig. 4 is that sand heap cross section profile schematic diagram is measured in 3D printing sanding gear performance parameter test method of the invention.
Wherein, 1 mounting bracket；2 crossbeams two；3 crossbeams one；4 electrical control cabinets；5 precision testing devices；6 contour detectings are set
It is standby；7 transmission mould groups；8 connect sand launder；9 support plates；10 sub-sand funnels；11 mixing sand tanks；12 detection stations；13 sanding gears；13A is scraped
Sand bottom plate.
Specific embodiment
Embodiment 1
It as depicted in figs. 1 and 2, is the device of test 3D printing sanding gear performance parameter of the invention, mounting bracket 1, peace
It fills left and right on bracket 1 and is equipped with two groups of transmission mould groups 7 in parallel, transmission mould group 7 is for installing sanding gear 13 to be tested, mounting bracket
1 side is equipped with to sanding gear sand supplying for sand device, this includes support frame, sub-sand funnel 10, mixing sand tank 11 for sand device and goes out
Sand control mouth；The side of the installation transmission mould group of mounting bracket 1 is equipped with electrical control cabinet 4, and the other side is equipped with detection station 12；It passes
Mounting bracket 1 between dynamic model group 7 is equipped with the crossbeam 1 and crossbeam 22 being parallel to each other, and being horizontally installed on crossbeam 1 can
The length direction of the support plate 9 of overturning, support plate 9 is consistent with the length direction that the lower sand of sanding gear 13 stitches, the two sides of crossbeam 22
It is separately installed with contour detecting equipment 6 and precision testing device 5, contour detecting equipment 6 goes out sand wash for detecting sanding gear
Sand heap cross section profile, precision testing device 5 is for detecting bottom plate precision of strike-ofing.In the present embodiment, for convenient for accurately simulating sanding
Movement, the mounting distances of two groups of transmission mould groups 7 and installation accuracy and the transmission mould group phase for being used to install sanding gear on 3D printer
Together, mobile for simulating sanding of the sanding gear in 3D printing equipment；To fall sand convenient for the overturning of collecting support plate 9, support plate 9
Lower section be equipped with and connect sand launder 8, sand is fallen in the overturning for receiving support plate 9；Contour detecting equipment in the present embodiment is profile survey
Measure instrument；Precision testing device is laser displacement sensor.
Test device of the invention, two groups of transmission mould groups 7 being arranged in mounting bracket, support plate 9 and for sand device are used for
Installation operating condition of the sanding gear 13 on 3D printer is simulated, transmission mould group 7 therein is used to simulate the transmission mould on 3D printer
Group moves back and forth when simulation sanding along transmission mould group 7 to install sanding gear 13 and realize；Support plate 9 is flat for simulating printing
Platform provides the platform of simulation sanding, overturns the support plate 9 of setting, may be implemented during continuing sanding, spreads the sand of certain thickness
Overturning once carries out down sand, then proceedes to the circulation action of sanding, overturning, convenient for sanding gear continuous service for a period of time afterwards to property
The test of energy parametric stability；Contour detecting equipment 6 is for the measurement to 13 sanding heap cross section profiles of sanding gear, to measure paving
The uniformity that sand device shakes out, precision testing device 5 is used to detect the smart bottom for bottom plate of strike-ofing, for measuring its strike-off flatness and angle
Degree.Therefore, the special test of critical performance parameters before sanding gear is installed and used may be implemented in test device through the invention,
The repeated removal and installation procedure of test and debugging sanding gear are avoided repeatedly, the efficiency of printing device installation and debugging is improved.
Embodiment 2
The present embodiment provides the sides that a kind of test device using above-described embodiment carries out the performance test of 3D printing sanding gear
Method comprises the following processes:
S1 carries out sanding gear installation first: sanding gear 13 being steadily mounted in transmission mould group 7, sanding gear 13 is allow to exist
It is moved back and forth in transmission mould group 7, in order to realize simulation sanding movement；
S2: precision measure of strike-ofing: sand is not added in sanding gear in this process measurement, primarily to measurement is strike-off, bottom plate is opposite props up
The tilt angle of fagging, that is, the practical 3D printing of simulation are strike-off tilt angle of the bottom plate with respect to sanding platform in the process, are used to
Detect the flatness for bottom plate of strike-ofing and precision of strike-ofing；When test, first by strike-off on the downside of sanding gear bottom plate 13A and horizontal direction
Support plate 9 tilts a certain theory and strike-offs angle, then starts the detection of precision testing device 5 and strike-offs the setting of bottom plate 13A relative level
Support plate 9 tilt angle, specific test method are as follows: along floor length direction of strike-ofing it is equidistant choose it is several with strike-off bottom plate
The vertical measurement section of length direction, each measurement section as shown in figure 3, measure bottom plate highest of strike-ofing in the measurement section respectively
Point A and minimum point B is respectively Y1 and Y2 at a distance from support plate 9, and the highest point A and minimum point B for bottom plate of strike-ofing are on the supporting plate
Subpoint A ' B ' distance be X, then the angle for bottom plate of strike-ofing in the measurement section are as follows: α=tan-1[(Y1-Y2)/X, when each survey
Strike-off in amount section bottom plate 13A angular error small 0.1 o when, then the precision for the bottom plate that determines to strike-off is qualified；
S3: sanding uniformity measurement: the setting of sanding gear 13 is extremely added into sand position, and by continuing for sand device to sanding gear 13
Add test sand, then sanding gear 13 is adjusted to the lower sand position of 9 top of support plate, disposable original place adds to 9 surface sanding of support plate
5-10 seconds, sanding gear 13 is then back to emptying position；When test, with support plate 9 for the sanding plane of reference, pass through contour detecting
Equipment 6 measures the upper several cross section profiles along its length of the sand heap in support plate 9, as shown in figure 4, and calculating each section Sha Dui
Area, each difference in areas for measuring section are less than 2mm2, then determine that sanding uniformity is qualified；
S4: with support plate 9 for sanding region, sanding gear 13 is made to continue sanding 12-15 in support plate 9 along transmission mould group 7
Hour, primary per reciprocal sanding during sanding, support plate 9 is overturn once, and institute's sanding material is poured into and is connect in sand launder, is then proceeded to
It carries out sanding and falls the perseveration of sand, until time of the setting sanding to above-mentioned setting；
S5: after the lasting sanding process for terminating S4 process, repeat strike-off precision measure and the sanding of S2 and S3 process
Uniformity measurement, to test the stability of sanding equipment.
Sanding gear performance parameter test method of the invention, the precision of strike-ofing that S2 and S3 process passes through test sanding gear for the first time
It is debugged in order to the judgement to sanding gear performance or again with sanding uniformity with detecting whether sanding gear performance parameter is qualified；S4
Sanding gear simulation sanding is set to carry out retest again for a period of time, to determine sanding gear after first test passes with S5 process
The stability of performance.
To strike-off the precision of strike-ofing of bottom plate convenient for precise measurement, S2 process, in precision measure of strike-ofing: the theory for bottom plate of strike-ofing
After angle setting, being strike-off by precision testing device edge, floor length direction is equidistant to choose several and floor length direction of strike-ofing
Vertical measurement section, measure bottom plate highs and lows of strike-ofing in the measurement section respectively is respectively at a distance from support plate
The distance of Y1 and Y2, the subpoint of the highs and lows for bottom plate of strike-ofing on the supporting plate are X, then strike-off in the measurement section
The angle of bottom plate are as follows: α=tan-1[(Y1-Y2)/X then sentences as small 0.1 o of the angular error for bottom plate of strike-ofing in each measurement section
Surely strike-off bottom plate precision it is qualified.
Therefore, the test device and test method for leading to ground the above embodiment of the present invention are detected by setting uniformity and are set
Standby and precision testing device tests strike-off precision and the sanding uniformity of sanding equipment in advance, solves sanding gear parameter measurement
Shi Chongfu dismounting.By detection to sanding equipment precision and the detection of sanding uniformity, guarantee sanding equipment can plug and play,
It is tested without manpower, effectively saves the set-up time, improve printer apparatus installation and debugging efficiency.
Claims (8)
1. a kind of device for testing 3D printing sanding gear performance parameter, including mounting bracket, which is characterized in that the mounting bracket
Upper left and right is equipped with two groups of transmission mould groups in parallel, and the transmission mould group is for installing sanding gear to be tested, the mounting bracket one
Side is equipped with to sanding gear sand supplying for sand device, and the mounting bracket being driven between mould group is equipped with the crossbeam one being parallel to each other
With crossbeam two, it is horizontally installed with turnover support plate on the crossbeam one, the length direction of the support plate and sanding gear
The length direction of lower sand seam is consistent, and the two sides of the crossbeam two are separately installed with contour detecting equipment and precision testing device, institute
It states contour detecting equipment and is scraped for detecting the sand heap cross section profile that sanding gear goes out sand wash, the precision testing device for detecting
Sand bottom plate precision.
2. the device of test 3D printing sanding gear performance parameter according to claim 1, which is characterized in that two groups of transmission moulds
The mounting distance and installation accuracy of group are identical for installing the transmission mould group of sanding gear as on 3D printer, for simulating sanding gear
Sanding in 3D printing equipment is mobile.
3. the device of test 3D printing sanding gear performance parameter according to claim 1, which is characterized in that the support plate
Lower section be equipped with and connect sand launder, sand is fallen in the overturning for receiving support plate.
4. the device of test 3D printing sanding gear performance parameter according to claim 1, which is characterized in that the profile inspection
Measurement equipment is profile measurer；The precision testing device is laser displacement sensor.
5. the device of test 3D printing sanding gear performance parameter according to claim 1, which is characterized in that the sand supplying dress
It sets including support frame, sub-sand funnel, mixing sand tank and control mouth of shaking out.
6. the device of test 3D printing sanding gear performance parameter according to claim 1, which is characterized in that the installation branch
The side of frame installation transmission mould group is equipped with electrical control cabinet, and the other side is equipped with detection station.
7. a kind of method for carrying out the performance test of 3D printing sanding gear using the described in any item devices of claim 1-5, special
Sign is, comprises the following processes:
S1: sanding gear installation: sanding gear being steadily mounted in transmission mould group, moves back and forth sanding gear in transmission mould group；
S2: precision measure of strike-ofing: the angle for bottom plate of strike-ofing on the downside of setting sanding gear is that theory is strike-off angle, then starts precision inspection
Measurement equipment detection strike-off bottom plate relative level setting support plate tilt angle, when each measuring point observed dip angle with
The error of theoretical tilt angle be less than 0.1o when, then determine strike-off bottom plate strike-off precision qualification；
S3: sanding uniformity measurement: sanding gear is arranged to adding sand position, and by persistently adding test to sanding gear for sand device
Sand, then sanding gear is adjusted to the lower sand position above support plate, to support plate surface sanding 5-10 seconds, then disposable original place adds
Sanding gear is back to emptying position；Using support plate as the sanding plane of reference, pass through the sand heap in contour detecting device measuring support plate
Upper several cross section profiles along its length, and the area in each section Sha Dui is calculated, each difference in areas for measuring section is less than 2mm2, then
Determine that sanding uniformity is qualified；
S4: using support plate as sanding region, sanding gear continues sanding 12-15 hours on the supporting plate along transmission mould group, sanding mistake
Primary per reciprocal sanding in journey, support plate overturning is primary, and institute's sanding material is poured into and is connect in sand launder, then proceeds by sanding and falls sand
Perseveration；
S5: terminate S4 process lasting sanding process after, repeat S2 and S3 process strike-off precision measure and sanding it is uniform
Property measurement, with test sanding setting stability.
8. the method for 3D printing sanding gear performance test according to claim 7, which is characterized in that S2 process is strike-off precision
In measurement: after the point of theory setting for bottom plate of strike-ofing, by precision testing device along the equidistant selection in floor length direction of strike-ofing
Several measurement sections vertical with floor length direction of strike-ofing measure the bottom plate highest point and minimum of strike-ofing in the measurement section respectively
Point is respectively Y1 and Y2 at a distance from support plate, the distance of the subpoint of the highs and lows for bottom plate of strike-ofing on the supporting plate
For X, the then angle for bottom plate of strike-ofing in the measurement section are as follows: α=tan-1[(Y1-Y2)/X], when bottom plate of strike-ofing in each measurement section
Angular error small 0.1 o when, then the precision for the bottom plate that determines to strike-off is qualified.
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| CN201710526014.0A CN107238492B (en) | 2017-06-30 | 2017-06-30 | A method of the device of test 3D printing sanding gear performance parameter and its test |
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| CN201710526014.0A CN107238492B (en) | 2017-06-30 | 2017-06-30 | A method of the device of test 3D printing sanding gear performance parameter and its test |
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| CN107238492B true CN107238492B (en) | 2019-03-29 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507615A (en) * | 2018-04-04 | 2018-09-07 | 宁夏共享模具有限公司 | A kind of method of the device and its performance detection of detection 3DP sanding equipment performances under line |
| CN109967697B (en) * | 2019-04-25 | 2024-05-03 | 爱司凯科技股份有限公司 | Sand mould 3D printer |
| CN113513966B (en) * | 2021-06-30 | 2023-09-29 | 惠州共享智能铸造产业轻合金创新中心有限公司 | Sand scraping plate detection device |
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| JPS55124575A (en) * | 1979-03-16 | 1980-09-25 | Daiken Trade & Ind Co Ltd | Manufacture of granular coated plate |
| CN104028709A (en) * | 2014-05-28 | 2014-09-10 | 宁夏共享模具有限公司 | Sand spreading and compaction device for 3D printing |
| CN105710294A (en) * | 2016-04-15 | 2016-06-29 | 宁夏共享模具有限公司 | Multi-working box sand mould 3D printing equipment |
| CN106040970A (en) * | 2016-07-19 | 2016-10-26 | 宁夏共享模具有限公司 | Sand mold 3D printing sand mixing apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2028943A1 (en) * | 1970-06-12 | 1971-12-16 | James A | Continuous process for the production of a heat-laminated film |
| JPS55124575A (en) * | 1979-03-16 | 1980-09-25 | Daiken Trade & Ind Co Ltd | Manufacture of granular coated plate |
| CN104028709A (en) * | 2014-05-28 | 2014-09-10 | 宁夏共享模具有限公司 | Sand spreading and compaction device for 3D printing |
| CN105710294A (en) * | 2016-04-15 | 2016-06-29 | 宁夏共享模具有限公司 | Multi-working box sand mould 3D printing equipment |
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| CN107238492A (en) | 2017-10-10 |
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Address after: 750000 the Ningxia Hui Autonomous Region Yinchuan economic and Technological Development Zone ningshuo South Street No. 298 Applicant after: Shared Intelligent Equipment Co., Ltd. Address before: 750000 the Ningxia Hui Autonomous Region Yinchuan economic and Technological Development Zone ningshuo South Street No. 298 Applicant before: Ningxia Kocel Pattern Co., Ltd. |
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