CN110250624A - A kind of production method of Custom Prosthesis mask bracket - Google Patents
A kind of production method of Custom Prosthesis mask bracket Download PDFInfo
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- CN110250624A CN110250624A CN201910708483.3A CN201910708483A CN110250624A CN 110250624 A CN110250624 A CN 110250624A CN 201910708483 A CN201910708483 A CN 201910708483A CN 110250624 A CN110250624 A CN 110250624A
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- Prior art keywords
- bracket
- mask
- face
- production method
- custom prosthesis
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D19/00—Gloves
- A41D19/04—Appliances for making gloves; Measuring devices for glove-making
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Prostheses (AREA)
Abstract
A kind of production method of Custom Prosthesis mask bracket, step 1: the pattern made is pasted the position for needing to model by the acquisition of face 3D data and modeling (1)；(2) scale containing standard unit is pasted at the place between the eyebrows or nose of face；(3) eccentric circular ring is carried out in the horizontal direction around 6-15 photos of shooting, and adjacent photo has the characteristic point of 1/3-1/2 to be overlapped；(4) 3D data modeling and Data correction are carried out using photo of the image modeling software to shooting；Step 2: carrying out support Design using existing software；Third step designs bracket clip；4th step produces finished product according to model and design.Adaptable mask bracket can be made in the present invention according to individual facial differences, so that the stickiness of mask and user's face is more preferable, meanwhile user's eyeglass of wearing glasses can also be overcome always to have the puzzlement of fog, also have many advantages, such as that convenient to wear, good appearance, comfort are good.
Description
Technical field
The invention belongs to health cares and 3D printing field, and in particular to a kind of production method of Custom Prosthesis mask bracket.
Background technique
Common mask has two big drawbacks.Firstly, the stickiness of mask and face face is bad, cause air-tightness bad, portion
Exhalation or incoming call air-flow is divided to be easy to reveal from mask and wing of nose crevice place, so that the filtration of mask is reduced, to some rows
The user of industry must match at the moment when some risks, such as medical staff can even be brought to work to wear masks, but mask and the wing of nose
The air-flow of crevice place, which is increased from external environment, brings bacterium and viral vectors, to bring the risk of infected illness.Secondly,
Wearing glasses in winter when a large amount of water mists for breathing out can leak along mask and wing of nose crevice place, condense on eyeglass, seriously
Sight is hindered, to bring greatly inconvenient and security risk to wearing glasses；In addition, wearing glasses go back in life
Some puzzlements can be encountered: when wearing glasses for a long time, the nose supports of glasses to the pressure of nose to people with discomfort, moreover, glasses pass through
It often glides, often needs manual righting, it is very inconvenient.
It is solved in such a way that bracket is set in mask in view of the above-mentioned problems, researcher is quasi-, such as patent
The method of CN201420521067.5, CN201620685104.5, use are to be covered nose and mouth using the skeleton of outwardly convex
Get up, have the following disadvantages:
1. the different parts compactness of common mask and human face are different, wherein wing of nose two sides are between palpebra inferior
The compactness of part and mask is worst.Other parts although do not accomplish to be bonded completely but gap very little and relatively deep, and air flows through
Resistance it is very big, can treat as being bonded, thus oral-nasal perimeter need not be all used bracket edge repeat be bonded；2. mouth and nose packet
The skeleton for enclosing outwardly convex seems the halter worn to animal, and unsightly 3. masks and bracket are separation, this can plucking to mask
It removes and wearing is made troubles；4. the skeleton that mouth and nose surround outwardly convex can make have more air trapping in mask, can suck
The gas of exhalation is repeated, is experienced poor；5. increasing unnecessary material and weight.
Summary of the invention
The object of the present invention is to provide a kind of production methods of Custom Prosthesis mask bracket, can be according to individual facial differences system
At adaptable mask bracket, so that the stickiness of mask and user's face is more preferable, meanwhile, it can also overcome use of wearing glasses
The puzzlement at family also has many advantages, such as that convenient to wear, good appearance, usage experience sense are good.
The technical solution adopted by the present invention is that:
A kind of production method of Custom Prosthesis mask bracket, comprising the following steps:
Step 1: the acquisition of face 3D data and modeling
(1) pattern made is pasted to the position (position for needing to acquire data) for needing to model；
(2) scale containing standard unit is pasted at the place between the eyebrows or nose of face, which has fixed dimension
And it is unlikely to deform；
(3) position (containing the position where scale) modeled to needs carries out eccentric circular ring around shooting 6-15 in the horizontal direction
Photo, or record one section of video.The shooting style is in order to which the characteristic point at each position can be photographed, and adjacent photo needs
Characteristic point coincide, be that machine identifies and calculate the relative position of every photo for ease of calculation.
The acquisition of photo will select that illumination is bright, uniform environment, enable and take a picture or video clearly differentiates institute
Shoot the characteristic point at position.In addition, the person of being taken will remain stationary as far as possible during taking pictures, when sensitivity ISO value is 100, clap
Clearly characteristic point can be seen on photo in the person of taking the photograph；
Recorded video be also required to horizontal direction eccentric circular ring around.If movement is not too fast in shooting process, 1/2- can be reached
1/3 repetition covering (such as 180 ° around take around 5-10 seconds).Shooting the video can resolve into many softwares
Multiple pictures, thus these photo automatic modelings can be used.
(4) 3D data modeling and Data correction are carried out using photo or video of the image modeling software to shooting.It can be used
Some existing correction softwares, artificial to carry out after simply demarcating, software can be automatically corrected.
Step 2: design bracket
Bracket is located inside mask, and on nose, one side is bonded frame with face, another side and mask interior side contacts face paste
It closes.
Support Design is carried out using existing software, comprising the following steps:
1. choosing the position that bracket needs and face is bonded in selection option, then being selected in the editing options of pop-up
Separation is selected, so that the curved surface at the position is separated, as the curved surface that bracket and face are bonded, so that being finally made into
Bracket and face compactness close to 100%；
2. click the stretching in editing options, by isolated curved surface it is whole stretch out 4 towards the direction of vertical face~
10cm forms the three-dimensional part of an arch bridge shape；
3. creating a spheroid, it is put into the position where the following mask, adjusts the size and location of spheroid, directly
To spheroid a part (range areas of half to 2/3rds) spherical crown cover mask where main curved surface be
Only；
4. spheroid and the is selected to walk the intersection of arch bridge shape solid part 2. to get the stent model of mask is arrived；
Third step designs bracket clip
The clip is closely packed together by two panels and flexible anter and rear piece are constituted, and rear piece is fixed on bracket, is adopted
With integrated molding or inserting mode connection；The top of the anter and rear piece is fixed to each other, lower part can be separated；
4th step produces finished product according to model and design.
Further, the method for the face 3D data acquisition also can be used projection device that projection pattern method is taken to carry out,
The projection device includes the projection device of visible light or black light.
This method needs the personnel of professional skill to use, and need to avoid any small shaking band between device for projecting and people
The error come.
Further, the position for needing to model, width select 1.5-2cm, and length selects 12~15cm.The size
In range, it can prevent from oversized causing bracket heavy and preventing from undersized causing wing of nose two sides gap can not be complete
Filling.
Further, the pattern is by black and white party's lattice of chequered with black and white striped or random distribution at the line width of striped
Or the side length of grid is 0.5mm.
Pattern itself needs to have apparent characteristic point, to be captured by camera installation.
Further, the square hard paper that side length is 1~3cm or the circle that diameter is 2~3cm may be selected in the scale
Hard paper.
Further, in second step, when establishing spheroid, for adult, the long axis of spheroid is 22~25cm, short axle
For 14~17cm；For children, the long axis of spheroid is 16~21cm, and short axle is 9~13cm.
The design of the size can relatively accurately estimate the curved surface size and setting that can be propped up when different people wears masks
The variation range of this curved surface after bracket, and then guarantee the compactness of bracket and mask.
Further, the bracket and clip are hollow type, can not only mitigate quality, can also save material.
Further, the bracket and clip are made of 3D printing method.
Further, it is provided with the arc shaped hook with nose form fit, to prevent at nose in the bracket lower part
Bracket is moved up along the bridge of the nose.
Beneficial effects of the present invention:
The present invention is based on the methods that the photo of multi-angled shooting carries out 3D modeling, to a number of people needed for customization mask bracket
Portion and front surface region 3D data are acquired, then carry out modeling and Data correction, are then designed using professional software and most
Bracket 3D printing at last is made.
Production stent procedures in, innovation main points mainly have: (1) be innovatively provided with when shoot photo reference substance with
Scale；(2) horizontal eccentric circular ring shoots photo around mode.
The mask bracket of the method for the present invention production is mounted on inside mask, is located at below eyelid, above nose, bracket it is interior
The inside fitting of side and face's fitting, outside and mask, with this, dexterously the filling of the gap of cue flank and mask is got up, from root
The problem of having prevented mask wing of nose side leakage gas on this.
In addition the clip designed above bracket can clamp mask upper edge, bracket and mask is made to be fixed as one
It is whole, it is convenient for changing, wears and extracts mask；
The arc shaped hook of design can be such that bracket is bonded securely without gliding along the bridge of the nose.
The bracket of the method for the present invention production has the following advantages:
(1) bracket is filled with the gap between the wing of nose and mask, increases the laminating degree of mask and face, ensure that mouth
The filter effect of cover.
(2) bracket can hold up the lower edge of the spectacle-frame of eyeglass wearer, disperse spectacles nose holder to the pressure of nose, together
When inhibit the downslides of glasses.(when wearing glasses put on the mask equipped with the bracket, the lower edge of glasses can be pressed in mask
On, and mask can be on pressure conduction to bracket, bracket again can be the pressure dissipation to the face with cradle fits, forced area
It gives oneself airs hundreds times than spectacle pad bridge, and stress is relatively uniform.) this advantage seems when the doctor of wearing spectacles performs an operation for patient
It is particularly important and prominent.
(3) it people has been well solved wears common mask and often had the problem that water mist condenses on eyeglass, simultaneously
Greatly reduce external environment bacterium and the viral risk invaded from mask and wing of nose crevice place along air-flow.
(4) bracket moulding is small and exquisite, not only light weight, and shape fashion is beautiful, will not as the mask with ordinary stent that
The problem of sample is heaved outward.
Detailed description of the invention
Fig. 1 is the front view of bracket of the present invention；
Fig. 2 is the top view of bracket of the present invention；
Fig. 3 is the side view of bracket of the present invention；
Fig. 4 is arc shaped hook schematic diagram (wave indicates rack body part)；
Fig. 5 is mask bracket material object effect picture.
Specific embodiment
A kind of production method of Custom Prosthesis mask bracket, comprising the following steps:
Step 1: the acquisition of face 3D data and modeling
(1) pattern made is pasted to the position (position for needing to acquire data) for needing to model；The needs
The position of modeling, width select 1.5-2cm, and length selects 12~15cm.In the size range, oversized lead can be prevented
It causes bracket heavy, and can prevent from undersized causing wing of nose two sides gap that can not be filled up completely.
The pattern is by black and white party's lattice of chequered with black and white striped or random distribution at the line width of striped or the side of grid
Length is 0.5mm.
Pattern itself needs to have apparent characteristic point, to be easy to be captured by camera installation.
(2) scale containing standard unit is pasted at the place between the eyebrows or nose of face, which has fixed dimension
And it is unlikely to deform；The round cardboard that the square hard paper that side length is 1~3cm or diameter are 2~3cm may be selected in the scale
Piece.
(3) position (containing the position where scale) modeled to needs carries out eccentric circular ring around 15 photographs of shooting in the horizontal direction
Piece, the shooting style are in order to which the characteristic point at each position can be photographed, and adjacent photo needs the spy of 1/3-1/2
Sign point coincides, and identifies and calculate the relative position of every photo convenient for computer；
The acquisition of photo will select illumination bright, and uniform environment, photo or video can clearly differentiate captured position
Characteristic point and the people that is taken during taking pictures to remain stationary as far as possible, in sensitivity ISO value selection 100, can be seen on photo
To clearly characteristic point；
(4) 3D data modeling and Data correction are carried out using photo or video of the image modeling software to shooting；
It, can be even amateur on the basis of not increasing any professional equipment using step (1)~(4) method
Personage can also carry out the acquisition of 3D data and modeling.
Step 2: design bracket
Bracket is located inside mask, and on nose, one side is bonded frame with face, another side and mask interior side contacts face paste
It closes.
Support Design is carried out using existing software, comprising the following steps:
1. choosing the position that bracket needs and face is bonded in selection option, then being selected in the editing options of pop-up
Separation is selected, so that the curved surface at the position is separated, as the curved surface that bracket and face are bonded, so that be finally made into
The compactness of bracket and face is close to 100%；
2. click the stretching in editing options, by isolated curved surface it is whole stretch out 4 towards the direction of vertical face~
10cm forms the three-dimensional part of an arch bridge shape.The restriction of external measuring tape cun, be in order to only intercept a part therein in the future,
Wherein bracket accounts about 1~5cm.
3. creating a spheroid, it is put into the position where the following mask, adjusts the size and location of spheroid, directly
To spheroid a part (range areas of half to 2/3rds) spherical crown cover mask where main curved surface be
Only；When establishing spheroid, for adult, the long axis of spheroid is 22~25cm, and short axle is 14~17cm；It is ellipse for children
The long axis of sphere is 16~21cm, and short axle is 9~13cm.
4. spheroid and the is selected to walk the intersection of arch bridge shape solid part 2. to get the stent model of mask is arrived；
Third step designs bracket clip
The clip 2 is closely packed together by two panels and flexible anter 3 and rear piece 4 are constituted, and rear piece 4 is fixed on bracket 1
On, it is connected using integrated molding or inserting mode；The top of the anter and rear piece is fixed to each other, lower part can be separated (see Fig. 1
~3)；
Clip is located at the top of bracket, actually wears position on the bridge of the nose about between two, clip can be by mask
Upper edge is clamped, to be convenient for changing, wear and extract mask.
4th step produces finished product according to model and design.The bracket and clip are hollow type, can not only be subtracted
Lightweight can also save material.The bracket and clip are made of 3D printing method.
In 1 lower part of bracket at nose, it is provided with the arc shaped hook 5 (see Fig. 4) with nose form fit, to prevent
Bracket is moved up along the bridge of the nose.Effect picture in kind is as shown in Figure 5.
Claims (9)
1. a kind of production method of Custom Prosthesis mask bracket, which comprises the following steps:
Step 1: the acquisition of face 3D data and modeling
(1) pattern made is pasted to the position for needing to model；
(2) scale containing standard unit is pasted at the place between the eyebrows or nose of face, which has fixed dimension and not
It is easily-deformable；
(3) position modeled to needs carries out eccentric circular ring around 6-15 photos of shooting in the horizontal direction, and adjacent photo needs
There is the characteristic point of 1/3-1/2 to coincide, or records one section of video；
(4) 3D data modeling and Data correction are carried out using photo or video of the image modeling software to shooting；
Step 2: design bracket
Support Design is carried out using existing software, comprising the following steps:
1. choosing the position that bracket needs and face is bonded in selection option, the then selection point in the editing options of pop-up
From so that the curved surface at the position is separated, as the curved surface that bracket and face are bonded, so that the branch being finally made into
The compactness of frame and face is close to 100%；
2. clicking the stretching in editing options, isolated curved surface entirety is stretched out into 4~10cm, shape towards the direction of vertical face
At the three-dimensional part of an arch bridge shape；
3. creating a spheroid, it is put into the position where the following mask, the size and location of spheroid is adjusted, until ellipse
Until a part of spherical crown of sphere covers the main curved surface where mask；
4. spheroid and the is selected to walk the intersection of arch bridge shape solid part 2. to get the stent model of mask is arrived；
Third step designs bracket clip
The clip is closely packed together by two panels and flexible anter and rear piece are constituted, and rear piece is fixed on bracket, using one
The connection of body formed or inserting mode；The top of the anter and rear piece is fixed to each other, lower part can be separated；
4th step produces finished product according to model and design.
2. a kind of production method of Custom Prosthesis mask bracket as described in claim 1, which is characterized in that the face 3D data
The method of acquisition also can be used projection device that projection pattern method is taken to carry out, which includes visible light or black light
Projection device.
3. a kind of production method of Custom Prosthesis mask bracket as described in claim 1, which is characterized in that the needs modeled
Position, width select 1.5-2cm, and length selects 12~15cm.
4. a kind of production method of Custom Prosthesis mask bracket as described in claim 1, which is characterized in that the pattern is by black and white
Black and white party's lattice of alternate striped or random distribution is at the line width of striped or the side length of grid are 0.5mm.
5. a kind of production method of Custom Prosthesis mask bracket as described in claim 1, which is characterized in that the scale may be selected
The round hard paper that the square hard paper or diameter that side length is 1~3cm are 2~3cm.
6. a kind of production method of Custom Prosthesis mask bracket as described in claim 1, which is characterized in that it is further, second
In step, when establishing spheroid, for adult, the long axis of spheroid is 22~25cm, and short axle is 14~17cm；For children,
The long axis of spheroid is 16~21cm, and short axle is 9~13cm.
7. a kind of production method of Custom Prosthesis mask bracket as described in claim 1, which is characterized in that the bracket and clip
It is hollow type, can not only mitigates quality, can also saves material.
8. a kind of production method of Custom Prosthesis mask bracket as described in claim 1, which is characterized in that the bracket and clip
It is made of 3D printing method.
9. a kind of production method of Custom Prosthesis mask bracket as described in claim 1, which is characterized in that in the bracket lower part
At nose, it is provided with the arc shaped hook with nose form fit, to prevent bracket from moving up along the bridge of the nose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910708483.3A CN110250624A (en) | 2019-08-01 | 2019-08-01 | A kind of production method of Custom Prosthesis mask bracket |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910708483.3A CN110250624A (en) | 2019-08-01 | 2019-08-01 | A kind of production method of Custom Prosthesis mask bracket |
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| Publication Number | Publication Date |
|---|---|
| CN110250624A true CN110250624A (en) | 2019-09-20 |
Family
ID=67912708
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|---|---|---|---|
| CN201910708483.3A Pending CN110250624A (en) | 2019-08-01 | 2019-08-01 | A kind of production method of Custom Prosthesis mask bracket |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111317210A (en) * | 2020-03-12 | 2020-06-23 | 潘菲 | Face support for preventing damage caused by wearing mask and eyeshade and manufacturing method |
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Application publication date: 20190920 |