CN108020308B - Weighing module applied to human body three-dimensional scanning equipment - Google Patents
Weighing module applied to human body three-dimensional scanning equipment Download PDFInfo
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- CN108020308B CN108020308B CN201711396784.4A CN201711396784A CN108020308B CN 108020308 B CN108020308 B CN 108020308B CN 201711396784 A CN201711396784 A CN 201711396784A CN 108020308 B CN108020308 B CN 108020308B
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- elastic arc
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- weighing module
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/44—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing persons
- G01G19/50—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing persons having additional measuring devices, e.g. for height
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/06—Means for damping oscillations, e.g. of weigh beams
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Abstract
The invention particularly relates to a weighing module applied to human body three-dimensional scanning equipment, which comprises an intermediate part, a weighing sensor and a lower assembly, wherein the weighing sensor is arranged between the intermediate part and the lower assembly, the intermediate part comprises an upper supporting part, a lower supporting part and an elastic arc-shaped part arranged on the periphery of the upper supporting part, one end of the elastic arc-shaped part is connected with the upper supporting part, the other end of the elastic arc-shaped part is connected with a mounting part, an intermediate mounting hole is formed in the mounting part, the lower surfaces of the mounting part and the elastic arc-shaped part are flush with the lower surface of the upper supporting part, the thicknesses of the mounting part and the elastic arc-shaped part are smaller than that of the upper supporting part, a chip is arranged in the center of the lower supporting part and is in. The weighing module can generate elasticity when being subjected to external pressure, plays a role in buffering, prolongs the service life and improves the weighing precision.
Description
Technical Field
The invention belongs to the technical field of weighing modules, and particularly relates to a weighing module applied to human body three-dimensional scanning equipment.
Background
A human body three-dimensional scanner, also called as a 3D human body scanner, is used for non-contact automatic measurement of the surface profile of a three-dimensional human body by utilizing an optical measurement technology, a computer technology, an image processing technology, a digital signal processing technology and the like. The human body whole body (half body) scanning system fully utilizes the advantages of rapidness of optical three-dimensional scanning and harmlessness of white light to a human body, and carries out multi-angle and multi-azimuth instantaneous scanning on the human body whole body or half body within 3-5 seconds. The human body whole body (half body) scanning system carries out linkage control rapid scanning on a plurality of optical three-dimensional scanners through a computer, and then realizes automatic splicing through computer software to obtain accurate and complete human body point cloud data.
Because three-dimensional human scanning equipment belongs to novel product, there is rarely this type of product in the market now, and human three-dimensional scanning equipment's weighing module is still not mature enough at present, and some adoption personal scales of current equipment, but the personal scale is relatively more fixed, can not be according to the nimble change of going of actual need, and the precision of weighing is poor.
Disclosure of Invention
In order to solve the problems of poor weighing precision and short service life of the conventional three-dimensional human body scanning equipment, the invention provides a weighing module applied to the human body three-dimensional scanning equipment, which has the characteristics of high weighing precision, long service life, convenience in installation and the like. The technical problem to be solved by the invention is realized by the following technical scheme:
a weighing module applied to human body three-dimensional scanning equipment comprises a middle piece, a weighing sensor and a lower assembly, wherein the weighing sensor is arranged between the middle piece and the lower assembly;
the middle piece comprises an upper supporting piece, a lower supporting piece and an elastic arc-shaped piece arranged on the periphery of the upper supporting piece;
one end of the elastic arc-shaped part is connected with the upper supporting part, the other end of the elastic arc-shaped part is connected with a mounting part, and a middle mounting hole is formed in the mounting part;
the lower surfaces of the mounting piece and the elastic arc-shaped piece are flush with the lower surface of the upper supporting piece, and the thicknesses of the mounting piece and the elastic arc-shaped piece are smaller than that of the upper supporting piece;
the center of the lower supporting piece is provided with a chip, and the chip is contacted with the weighing sensor when the chip is subjected to external pressure;
and the lower assembly is provided with a lower mounting hole corresponding to the middle mounting hole.
Furthermore, the weighing module also comprises an upper assembly, and the upper assembly is arranged above the middle piece;
the upper assembly is provided with an upper limiting hole, and the upper supporting piece is embedded into the upper limiting hole.
Furthermore, the number of the elastic arc-shaped pieces is four, and the elastic arc-shaped pieces are uniformly distributed on the periphery of the upper support piece.
Furthermore, the elastic arc-shaped part is made of ABS materials.
Further, the processing modes of the upper assembly, the middle piece and the lower assembly are all 3D printing or silica gel molds.
The invention has the beneficial effects that:
1. the elastic arc-shaped part is arranged on the weighing module intermediate part, so that elasticity can be generated when the weighing module intermediate part is subjected to external pressure, a buffering effect is achieved, and the service life is prolonged;
2. the weighing module is high in weighing precision, and the principle that the weighing sensor generates weight is stress deformation, so that the elastic arc-shaped part is well attached to a stress point of the weighing sensor and cannot generate excessive force to cause uneven stress of the elastic arc-shaped part, and the weighing precision can be improved;
3. the weighing module disclosed by the invention is simple in structure, the processing mode is 3D printing or a silica gel mold, the requirement that a steel mold needs to be opened in the traditional process is solved to a great extent, and the cost is greatly reduced;
4. the weighing module can be used singly or in combination, and is convenient to mount, dismount and mount.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is an exploded view of the weighing module of the present embodiment.
Fig. 2 is an overall schematic view of the weighing module of the present embodiment.
Fig. 3 is a schematic front structural view of the intermediate member in the present embodiment.
Fig. 4 is a schematic reverse structure of the intermediate member of the present embodiment.
In the figure: 1. an upper assembly; 11. an upper limiting hole; 12. a first mounting hole; 2. a middleware; 21. an upper support member; 22. a lower support; 23. an elastic arc-shaped member; 24. a mounting member; 25. a chip; 26. mounting holes; 3. a weighing sensor; 31. a second mounting hole; 4. a lower assembly; 41. a lower mounting hole; 42. a first lower mounting hole; 43. a second lower mounting hole; 44. and (7) fixing holes.
Detailed Description
To further explain the technical means and effects of the present invention adopted to achieve the intended purpose, the following detailed description of the embodiments, structural features and effects of the present invention will be made with reference to the accompanying drawings and examples.
In the description of the present embodiments, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
In order to solve the problem of poor weighing precision of the existing three-dimensional human body scanning equipment, the invention provides a weighing module applied to the human body three-dimensional scanning equipment, which has the characteristics of high weighing precision, long service life, convenience in installation and the like.
Referring to fig. 1-4, the weighing module applied to the human body three-dimensional scanning device comprises an upper component 1, a middle component 2, a weighing sensor 3 and a lower component 4, wherein the middle component 2 is arranged between the upper component 1 and the weighing sensor 3, and the weighing sensor 3 is arranged on the lower component 4.
The middle part 2 comprises an upper supporting part 21, a lower supporting part 22 and an elastic arc-shaped part 23 arranged on the periphery of the upper supporting part, one end of the elastic arc-shaped part 23 is connected with the upper supporting part 21, the other end of the elastic arc-shaped part 23 is connected with a mounting part 24, a mounting hole 26 is formed in the mounting part 24, a lower mounting hole 41 corresponding to the mounting hole 26 is formed in the lower component 4, the mounting hole 26 and the lower mounting hole 41 are fixed through screws, and the middle part and the lower component are fixed. The screw is the M3 screw, can repeatedly dismouting can not produce the damage. Because the principle that weighing sensor produces weight is that the atress is out of shape, so the fine laminating of elasticity arc is at weighing sensor stress point and can not produce unnecessary power and make its atress uneven, can improve and weigh the precision.
The lower surfaces of the mounting part 24 and the elastic arc-shaped part 23 of the present embodiment are flush with the lower surface of the upper support 21, and the thicknesses of the mounting part 24 and the elastic arc-shaped part 23 are smaller than the thickness of the upper support 21. The design is that a certain elastic space can be reserved for the elastic arc-shaped piece to play a role.
The number of the elastic arc members 23 is four in this embodiment, and the elastic arc members are uniformly distributed on the periphery of the upper support member 21. The elastic arc-shaped part 23 is made of ABS (acrylonitrile-butadiene-styrene copolymer), has good elasticity and strength and is not easy to damage, and the elastic arc-shaped part 23 is made of ABS and can prolong the service life of the elastic arc-shaped part, so that the service life of the whole weighing module can be prolonged.
The lower support 22 is provided at the center with a chip 25, and the chip 25 is in contact with the load cell 3 when external pressure is applied. Last subassembly 1 is last to be provided with spacing hole 11, and last support piece 21 imbeds in last spacing hole 11, can let last support piece 21 and contact point direct contact, goes up subassembly 1 and can protect elastic arc 23. The upper assembly is also provided with a first mounting hole 12, the lower assembly 4 is correspondingly provided with a first lower mounting hole 42, and the first mounting hole 12 and the first lower mounting hole 42 are fixed through screws to fix the upper assembly and the lower assembly.
The weighing sensor 3 is provided with a second mounting hole 31, the lower component 4 is correspondingly provided with a second lower mounting hole 43, and the second mounting hole 43 and the second lower mounting hole 43 are fixed through screws to fix the weighing sensor 3 and the lower component.
When the device is installed, the weighing sensor 3 and the lower assembly 4 are installed firstly, and the second installation hole 43 and the second lower installation hole 43 are fixed through screws; then the intermediate piece 2 is arranged on the lower component 4, and the mounting hole 26 and the lower mounting hole 41 are fixed through screws; the upper unit 1 is mounted on the lower unit 4, and the first mounting hole 12 and the first lower mounting hole 42 are fixed by screws.
The lower assembly 4 is also provided with fixing holes 44 for fixing other devices. Go up subassembly 1, middleware 2 and lower subassembly 4's processing mode and all adopt 3D to print or the silica gel mould, to a great extent has solved the requirement that must open the steel mould on the traditional handicraft for cost greatly reduced.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (5)
1. A weighing module applied to human body three-dimensional scanning equipment is characterized by comprising a middle part (2), a weighing sensor (3) and a lower component (4), wherein the weighing sensor (3) is arranged between the middle part (2) and the lower component (4);
the middle part (2) comprises an upper support part (21), a lower support part (22) and an elastic arc part (23) arranged on the periphery of the upper support part;
one end of the elastic arc-shaped part (23) is connected with the upper supporting part (21), the other end of the elastic arc-shaped part (23) is connected with a mounting part (24), and the mounting part (24) is provided with a mounting hole (26);
the lower surfaces of the mounting part (24) and the elastic arc-shaped part (23) are flush with the lower surface of the upper supporting part (21), and the thicknesses of the mounting part (24) and the elastic arc-shaped part (23) are smaller than that of the upper supporting part (21);
a chip (25) is arranged at the center of the lower support piece (22), and the chip (25) is contacted with the weighing sensor (3) when the chip is subjected to external pressure;
the lower component (4) is provided with a lower mounting hole (41) corresponding to the mounting hole (26).
2. A weighing module according to claim 1, further comprising an upper assembly (1), said upper assembly (1) being arranged above the intermediate member (2);
the upper assembly (1) is provided with an upper limiting hole (11), and the upper supporting piece (21) is embedded in the upper limiting hole (11).
3. A weighing module according to claim 2, wherein said elastic arc-shaped elements (23) are four and are evenly distributed on the periphery of the upper support (21).
4. A weighing module according to claim 3, characterised in that said elastic arc (23) is made of ABS material.
5. The weighing module according to claim 4, wherein the upper assembly (1), the intermediate member (2) and the lower assembly (4) are processed in a 3D printing or silicone mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711396784.4A CN108020308B (en) | 2017-12-21 | 2017-12-21 | Weighing module applied to human body three-dimensional scanning equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711396784.4A CN108020308B (en) | 2017-12-21 | 2017-12-21 | Weighing module applied to human body three-dimensional scanning equipment |
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| Publication Number | Publication Date |
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| CN108020308A CN108020308A (en) | 2018-05-11 |
| CN108020308B true CN108020308B (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711396784.4A Active CN108020308B (en) | 2017-12-21 | 2017-12-21 | Weighing module applied to human body three-dimensional scanning equipment |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102019113001A1 (en) * | 2019-05-16 | 2020-11-19 | Wipotec Gmbh | Monolithic weighing block |
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| EP2081002A1 (en) * | 2008-01-17 | 2009-07-22 | Tanita Corporation | Electronic Weighing Scale |
| CN202041268U (en) * | 2011-02-21 | 2011-11-16 | 中山市创源电子有限公司 | Electronic kitchen scale and weighing piece |
| CN203231808U (en) * | 2013-04-28 | 2013-10-09 | 慈溪市天域电子科技有限公司 | Electronic scale |
| CN203572568U (en) * | 2013-08-27 | 2014-04-30 | 深圳市鑫汇科电子有限公司 | Waterproof electronic scale |
| CN205002874U (en) * | 2015-05-12 | 2016-01-27 | 常州西布罗称重设备有限公司 | Sensor weighing module |
| CN105938004A (en) * | 2016-01-20 | 2016-09-14 | 申俊 | Combined electronic weighing scale |
| CN206683746U (en) * | 2017-03-17 | 2017-11-28 | 广州红檬智能科技有限公司 | Double mode human body balance |
| CN207763800U (en) * | 2017-12-21 | 2018-08-24 | 西安蒜泥电子科技有限责任公司 | A kind of Weighing module applied to human body three-dimensional scanning device |
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2017
- 2017-12-21 CN CN201711396784.4A patent/CN108020308B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201047775Y (en) * | 2007-06-25 | 2008-04-16 | 梅特勒-托利多(常州)称重设备系统有限公司 | Weighing module |
| EP2081002A1 (en) * | 2008-01-17 | 2009-07-22 | Tanita Corporation | Electronic Weighing Scale |
| CN202041268U (en) * | 2011-02-21 | 2011-11-16 | 中山市创源电子有限公司 | Electronic kitchen scale and weighing piece |
| CN203231808U (en) * | 2013-04-28 | 2013-10-09 | 慈溪市天域电子科技有限公司 | Electronic scale |
| CN203572568U (en) * | 2013-08-27 | 2014-04-30 | 深圳市鑫汇科电子有限公司 | Waterproof electronic scale |
| CN205002874U (en) * | 2015-05-12 | 2016-01-27 | 常州西布罗称重设备有限公司 | Sensor weighing module |
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| CN108020308A (en) | 2018-05-11 |
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