CN105043277B - 40 unidirectional caliper measurements heads - Google Patents
40 unidirectional caliper measurements heads Download PDFInfo
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- CN105043277B CN105043277B CN201510560223.8A CN201510560223A CN105043277B CN 105043277 B CN105043277 B CN 105043277B CN 201510560223 A CN201510560223 A CN 201510560223A CN 105043277 B CN105043277 B CN 105043277B
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- transmitter
- box body
- terminal box
- receiver
- positive lens
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Abstract
The present invention proposes a kind of 40 unidirectional caliper measurements heads, including relatively independent transmitter and receiver, and the pedestal of installation transmitter and receiver, further includes the cavity that measured object is placed between transmitter and receiver, it is characterised in that：Cavity spacing between the transmitter and receiver is adjustable；The transmitter includes transmitting terminal box body, is equipped with the laser for sending out laser beam in the transmitting terminal box body, and the transmitting terminal corresponding position of laser sets that there are one axial perpendicular octahedral mirrors.Laser beam is sent out by semiconductor laser, octahedral mirror high speed rotation is driven by Brushless DC motor, laser optical beam scanning is converted into directional light by octahedral mirror, directional light passes sequentially through cemented doublet A, cemented doublet B and positive lens A, again by test section, when there is measured object in test section, part directional light can be sheltered from, and by positive lens B and positive lens C, focus prism is converted into low level on photoelectric receiving tube.
Description
Technical field
The present invention relates to laser measuring equipment fields, particularly relate to a kind of 40 unidirectional caliper measurements heads.
Background technology
Caliper can extremely be divided into greatly laser scanning caliper, CCD projection callipers, laser diffraction caliper, wherein preceding two
Person belongs to optical geometrical principle, and the latter is to utilize laser light diffraction principle.Caliper is widely used in electric wire, enameled wire,
The various industries such as wire, pvc pipe and medical instrument.On-line checking and offline inspection, and can realize automatic feedback control
System and the on-line communication with computer.Caliper industry has derived rotatable caliper by development and hand-held is calibrated
Instrument.
This is also to use to obtain more one kind to laser scanning caliper, more early with the exploitation of beta companies in foreign countries.Laser scanning
Caliper using rotation octahedral mirror by penetrate come laser scanning at light belt, then shade width is formed on light belt by measured object,
Its projection width can be received and converted to digital signal measurement by photoelectric diode and be got.It is mainly suitable for major diameter survey
Amount, according to there is the features such as precision is high, and measuring speed is fast.Laser scanning caliper precision reaches as high as 0.5um at present, and minor diameter measures
Since its hot spot itself is bigger than measured object, and generate interference diffraction phenomenon, it is not easy to it is preferable to measure, but there is relevant filament to survey
Diameter instrument is to utilize scanning survey principle.
Invention content
The present invention proposes a kind of 40 unidirectional caliper measurements heads, provides a kind of small volume, integrated level higher unidirectional one
Body formula laser diameter measuring instrument.
The technical proposal of the invention is realized in this way：A kind of 40 unidirectional caliper measurements heads, including relatively independent hair
Emitter and receiver, and the pedestal of transmitter and receiver is installed, further include that measured object is placed between transmitter and receiver
Cavity, the cavity spacing between the transmitter and receiver is adjustable；The transmitter includes transmitting terminal box body, the transmitting terminal
It is equipped with the laser for sending out laser beam in box body, the transmitting terminal corresponding position of laser sets that there are one axial perpendicular octahedrals
Mirror, octahedral mirror are equipped with the Brushless DC motor for driving its rotation, and the outlet port of transmitting terminal box body is equipped with transmitting microscope group, described
Transmitting microscope group includes emitting microscope base and its internal positive lens A for receiving the light of octahedral mirror refraction；Receiver includes receiving
Hold box body, receiving terminal box body close to the side of transmitting terminal box body be equipped with receive microscope group, the receptions microscope group include reception microscope base and
The positive lens B that sets within it and positive lens C is additionally provided with the photoelectric receiving tube being connect with reception microscope group in receiving terminal box body, with
And the receiving terminal circuit plate of photoelectric receiving tube connection.
Preferably, the transmitting microscope group further includes emitting the cemented doublet A being arranged in microscope base and cemented doublet B,
And cemented doublet A and cemented doublet B are arranged side by side between positive lens A and octahedral mirror and with positive lens A.
Preferably, the opposite port position of the transmitting terminal box body and receiving terminal box body is designed with one for dust-proof anti-
The cover glass of water.
Preferably, the transmitter and receiver are fixed by screws on pedestal, and pedestal is that several length are different
Replaceable part；The centre position of the pedestal is additionally provided with the multipurpose mounting hole that can install measured object fixing piece.
Preferably, being connected with power cord and communication cable and alarming line by power supply adaptor on the transmitter
Cable；Power cord is connected to by connector, 3-pin on transmitter, and switchs control break-make by ship type.
Compared with the prior art, the advantages of the present invention are as follows：Laser beam is sent out by semiconductor laser, passes through brushless direct-current
Motor drives octahedral mirror high speed rotation, laser optical beam scanning is converted to directional light by octahedral mirror, directional light passes sequentially through
Cemented doublet A, cemented doublet B and positive lens A, then by test section, when there is measured object in test section, portion can be sheltered from
Part directional light, and be focus prism by positive lens B and positive lens C, positive lens B and positive lens C, focus prism is in opto-electronic receiver
Low level is converted on pipe；High level is then converted to without the directional light that measured object blocks, by calculating low level scanning
Time, then can calculate measured object laser beam flying direction outer diameter value.When measuring the object of various outer diameter size, Ke Yitong
It crosses and replaces various sizes of pedestal, transmitting terminal box body and receiving terminal box body are installed, so that it may different size of cavity is obtained,
It is adjustable between 600-800mm.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is that Fig. 1 dismantles the structural schematic diagram after shell.
In figure：1, transmitting terminal box body；2, receiving terminal box body；3, pedestal；4, laser；5, octahedral mirror；6, brushless direct-current horse
It reaches；7, emit microscope base；8, microscope base is received；10, photoelectric receiving tube；11, cover glass；12, multipurpose mounting hole；14, just thoroughly
Mirror A；15, positive lens B；16, positive lens C；17, cemented doublet A；18, cemented doublet B；19, receiving terminal circuit plate；20, three
Core connector；21, ship type switchs.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained without creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Embodiment：Referring to Fig. 1 and Fig. 2, a kind of 40 unidirectional caliper measurements heads, including relatively independent transmitter and reception
Device, and the pedestal 3 of transmitter and receiver is installed, further include the cavity that measured object is placed between transmitter and receiver, institute
The cavity spacing stated between transmitter and receiver is adjustable；The transmitter includes transmitting terminal box body 1, in the transmitting terminal box body 1
Equipped with the laser 4 for sending out laser beam, the transmitting terminal corresponding position of laser 4 is set there are one axial perpendicular octahedral mirror 5,
Octahedral mirror 5 is equipped with the Brushless DC motor 6 for driving its rotation, and the outlet port of transmitting terminal box body 1 is equipped with transmitting microscope group, described
Transmitting microscope group includes emitting microscope base 7 and its internal positive lens A14 for receiving the light of the refraction of octahedral mirror 5；Receiver includes
Receiving terminal box body 2, receiving terminal box body 2 is equipped with close to the side of transmitting terminal box body 1 receives microscope group, and the reception microscope group includes receiving
Microscope base 8 and the positive lens B15 that sets within it and positive lens C16 are additionally provided with the light being connect with reception microscope group in receiving terminal box body 2
The receiving terminal circuit plate 19 that electric reception pipe 10 and photoelectric receiving tube 10 connect.
Preferably, the transmitting microscope group further includes emitting the cemented doublet A17 and cemented doublet being arranged in microscope base 7
B18, and cemented doublet A17 and cemented doublet B18 between positive lens A14 and octahedral mirror 5 and with positive lens A14 side by side
Setting.
Preferably, the opposite port position of the transmitting terminal box body 1 and receiving terminal box body 2 is designed with one for dust-proof
The cover glass 11 of waterproof.
Preferably, the transmitter and receiver are fixed by screws on pedestal 3, and pedestal 3 be several length not
Same replaceable part；The centre position of the pedestal 3 is additionally provided with the multipurpose mounting hole 12 that can install measured object fixing piece.
Preferably, being connected with power cord and communication cable and alarming line by power supply adaptor on the transmitter
Cable；Power cord is connected to by connector, 3-pin 20 on transmitter, and controls break-make by ship type switch 21.
Compared with the prior art, the advantages of the present invention are as follows：Laser beam is sent out by semiconductor laser 4, by brushless straight
Flow motor 6 and drive 5 high speed rotation of octahedral mirror, the scanning of 4 light beam of laser is converted into directional light by octahedral mirror 5, directional light according to
It is secondary by cemented doublet A17, cemented doublet B18 and positive lens A14, then by test section, when there is measured object in test section,
It can shelter from part directional light, and be to focus rib by positive lens B15 and positive lens C16, positive lens B15 and positive lens C16
Mirror, focus prism are converted into low level on photoelectric receiving tube 10；High electricity is then converted to without the directional light that measured object blocks
It is flat, by calculating low level sweep time, then can calculate measured object laser beam flying direction outer diameter value.It measures different
When the object of outer diameter size, transmitting terminal box body 1 and receiving terminal box body 2 can be installed by replacing various sizes of pedestal 3
On, so that it may different size of cavity is obtained, it is adjustable between 600-800mm.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (4)
1. a kind of 40 unidirectional caliper measurements heads, including relatively independent transmitter and receiver, and transmitter is installed and is connect
The pedestal (3) for receiving device further includes the cavity that measured object is placed between transmitter and receiver, it is characterised in that：The transmitter
Cavity spacing between receiver is adjustable；The transmitter includes transmitting terminal box body (1), is equipped in the transmitting terminal box body (1)
Send out the laser (4) of laser beam, the transmitting terminal corresponding position of laser (4) sets that there are one axial perpendicular octahedral mirrors
(5), octahedral mirror (5) is equipped with the Brushless DC motor (6) for driving its rotation, and the outlet port of transmitting terminal box body (1) is equipped with hair
Microscope group is penetrated, the transmitting microscope group includes transmitting microscope base (7) and its internal positive lens for receiving the light of octahedral mirror (5) refraction
A(14)；Receiver includes receiving terminal box body (2), and receiving terminal box body (2) is equipped with close to the side of transmitting terminal box body (1) and receives mirror
Group, the microscope group that receives includes receiving microscope base (8) and the positive lens B (15) to set within it and positive lens C (16), receiving terminal box
The receiving terminal electricity for being additionally provided in body (2) and receiving photoelectric receiving tube (10) and photoelectric receiving tube (10) connection that microscope group is connect
Road plate (19)；
The transmitting microscope group further includes the cemented doublet A (17) being arranged in transmitting microscope base (7) and cemented doublet B (18), and
Cemented doublet A (17) and cemented doublet B (18) be located between positive lens A (14) and octahedral mirror (5) and with positive lens A (14)
It is arranged side by side.
2. 40 unidirectional caliper measurements head according to claim 1, it is characterised in that：It the transmitting terminal box body (1) and connects
The opposite port position of receiving end box body (2) is designed with a cover glass (11) for dustproof and waterproof.
3. 40 unidirectional caliper measurements head according to claim 1, it is characterised in that：The transmitter and receiver pass through
Screw is fixed on pedestal (3), and pedestal (3) is the different replaceable part of several length；The centre position of the pedestal (3) is also
Equipped with the multipurpose mounting hole (12) that can install measured object fixing piece.
4. 40 unidirectional caliper measurements head according to claim 1, it is characterised in that：It is suitable by power supply on the transmitter
Orchestration is connected with power cord and communication cable and alarm cables；Power cord is connected to transmitter by connector, 3-pin (20)
On, and break-make is controlled by ship type switch (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510560223.8A CN105043277B (en) | 2015-09-06 | 2015-09-06 | 40 unidirectional caliper measurements heads |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510560223.8A CN105043277B (en) | 2015-09-06 | 2015-09-06 | 40 unidirectional caliper measurements heads |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105043277A CN105043277A (en) | 2015-11-11 |
| CN105043277B true CN105043277B (en) | 2018-08-17 |
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ID=54450017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510560223.8A Active CN105043277B (en) | 2015-09-06 | 2015-09-06 | 40 unidirectional caliper measurements heads |
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| Country | Link |
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| CN (1) | CN105043277B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111553455B (en) * | 2020-05-11 | 2023-07-25 | 安徽中腾汽车零部件有限公司 | Induction type wireless test counter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2589934Y (en) * | 2002-12-26 | 2003-12-03 | 上海理日光电科技有限公司 | High accuracy laser scanning and path detecting controller |
| CN204479028U (en) * | 2015-03-26 | 2015-07-15 | 四川辉煌测控设备有限公司 | A kind of unidirectional split type filament laser diameter measuring instrument |
| CN204495292U (en) * | 2015-03-26 | 2015-07-22 | 四川辉煌测控设备有限公司 | A kind of many article diameters slot measurement instrument |
| CN205156870U (en) * | 2015-09-06 | 2016-04-13 | 成都西普达科技有限公司 | 40 one -way appearance measuring head of calibrating |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3368997B2 (en) * | 1994-07-11 | 2003-01-20 | 日本たばこ産業株式会社 | Cylindrical specimen diameter measuring device |
-
2015
- 2015-09-06 CN CN201510560223.8A patent/CN105043277B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2589934Y (en) * | 2002-12-26 | 2003-12-03 | 上海理日光电科技有限公司 | High accuracy laser scanning and path detecting controller |
| CN204479028U (en) * | 2015-03-26 | 2015-07-15 | 四川辉煌测控设备有限公司 | A kind of unidirectional split type filament laser diameter measuring instrument |
| CN204495292U (en) * | 2015-03-26 | 2015-07-22 | 四川辉煌测控设备有限公司 | A kind of many article diameters slot measurement instrument |
| CN205156870U (en) * | 2015-09-06 | 2016-04-13 | 成都西普达科技有限公司 | 40 one -way appearance measuring head of calibrating |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105043277A (en) | 2015-11-11 |
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