CN205139024U - Cut a type linear vestige laser detection system - Google Patents
Cut a type linear vestige laser detection system Download PDFInfo
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- CN205139024U CN205139024U CN201520930508.1U CN201520930508U CN205139024U CN 205139024 U CN205139024 U CN 205139024U CN 201520930508 U CN201520930508 U CN 201520930508U CN 205139024 U CN205139024 U CN 205139024U
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- 238000001514 detection method Methods 0.000 title claims abstract description 29
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- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000013519 translation Methods 0.000 claims abstract description 5
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- 239000012528 membrane Substances 0.000 claims description 12
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- 238000009434 installation Methods 0.000 claims 1
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- 238000000034 method Methods 0.000 abstract description 3
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- 238000010008 shearing Methods 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 7
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- 238000004891 communication Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000012113 quantitative test Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
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- 238000004445 quantitative analysis Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 201000009310 astigmatism Diseases 0.000 description 1
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Abstract
The utility model relates to a cut a type linear vestige laser detection system. The utility model discloses an all instrument component device are poroid buffer layer in shock attenuation bench, the lower floor of attending of shock attenuation platform for more thick and heavy steel sheet intermediate level, rotation angle through adjustable translation of knob and lift, is adjusted through the carousel to translation, rotation and the lift of multi -functional objective table, two automatically controlled angle displacement table mutually perpendicular overlapping devices, the control end connection director of motor, the microscope device is mainly through RS232 interface connection computer, transmission image signal, high -precision laser displacement sensor directness and computer link, transmitting data, the motor connection director of accurate electronic slip table. The utility model provides a cut a type linear vestige laser detection system adopts high -precision laser range finding technique to combine together with ingenious optical imaging, realizes the high accuracy testing to the cross -section vestige, the utility model is suitable for a cut a type linear vestige laser detection system.
Description
Technical field
The utility model relates to a kind of shearing class linear trace laser detection system, belongs to police develop technical field.
Background technology
Along with the develop rapidly of China Express Railway, telecommunication cable is stolen in all kinds of cutting of Along Railway, the case of Through ground wire is the trend risen year by year, and this type of crime causes great hidden danger to high ferro transportation safety, is railway police office key point strike object.The linear trace that shearing class instrument causes is that Along Railway robber cuts in case a kind of vestige the most often occurred, its have survivable, be difficult to camouflage, occurrence rate is high, the features such as appraisal value is good, for assert case property, determine tool used in crime, confirm that suspect is significant.Tool mark expert both domestic and external is for the comparison inspection between linear trace, the mode utilizing microscopic visual to observe carries out people for comparison to linear trace more, to judge the degree of agreement between the thick coherent lines in cable (holding trace body) broken end surface, workload is huge and subjectivity is higher, often cannot as sworn evidence.
The single-point laser displacement measurement method of rising in recent years, be widely used in industrial test field, its have do not damage testee surface, do not affect by light environment, precision is high, data file volume is little, good frequency response etc. is better than other metering systems feature.Non-contact exact measurement for the thick coherent lines details of shearing class linear trace is very effective.Therefore research and develop a set of shearing class linear trace laser detection system to be very important.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of tridimensional footprint quantitative test analytic system device, effectively can complete the collection of footprint sample, storage and analyzing and processing; Simultaneously, the agent set of whole system adopts automation control system, safe and reliable, easy and simple to handle easy to learn, operating personnel only need be sitting in the work such as digital mapping, storage and analysis that just can complete whole sample before supporting processing terminal computing machine, without the need to professional training, greatly reduce the use threshold of tridimensional footprint quantitative test analytic system, improve the efficiency of forensics analysis.
In order to achieve the above object, the utility model proposes following technical scheme:
A kind of shearing class linear trace laser detection system, comprise base 1, vibration damper plate 2, multifunction objective table 3, laterally automatically controlled angle displacement platform 4, longitudinally automatically controlled angle displacement platform 5, center reference plate 6, device 7 is seized in butt on both sides by the arms, the transmissive mirror 8 of plating reflective membrane, high precision laser displacement sensor 9, microscope transfer table 10, microlens 11, side light lamp 12, longitudinal electric slide unit 13 and transverse electric slide unit 14, wherein, base 1 and vibration damper plate 2 form vibration-damped table, the levels of vibration-damped table is more thick and heavy steel plate, middle layer is buffer layer, remaining part is installed in vibration-damped table, described multifunction objective table 3 be can translation, rotation and lifting structure, center reference plate 6, butt seize device 7 on both sides by the arms by laterally automatically controlled angle displacement platform 4, longitudinally automatically controlled angle displacement platform 5 are fixed on multifunction objective table 3, described transverse direction automatically controlled angle displacement platform 4, longitudinally automatically controlled angle displacement platform 5 be can at the bascule of any direction angle of inclination adjustment in plane ± 15 °, two mutual vertically superposed settings of automatically controlled angle displacement platform, microscope 11 is fixed on microscope transfer table 10, high precision laser displacement sensor 9 is installed on longitudinal electric slide unit 13, longitudinal electric slide unit 13 is vertically connected with transverse electric slide unit 14, microscopie unit forms by plating the transmissive mirror 8 of reflective membrane, microscope transfer table 10, microscope 11 and side light lamp 12, microscopie unit connects computing machine mainly through RS232 interface, image signal transmission, high precision laser displacement sensor 9 is directly connected with computing machine, transmission data, the motor connection control device of electronic slide unit.
Further, described vibration-damped table forms primarily of base 1 and vibration damper plate 2, and the levels of vibration-damped table is more thick and heavy steel plate, and middle layer is poroid buffer layer, the interference that the vibrations that instrument can be made in accurately operating to reduce the external world bring.
Further, be fixed in vibration-damped table bottom described multifunction objective table 3, quick mobile adjustment all around can be carried out in the horizontal direction, and 360 ° of rotations can be done, in vertical direction can the height of lift adjustment objective table, its Main Function is that the measured butt on objective table is regulated and location, with satisfied measurement needs locus rapidly.
Further, described automatically controlled angle displacement platform is primarily of horizontal automatically controlled angle displacement platform 4 and the longitudinal overlapping and at right angle setting composition mutually of automatically controlled angle displacement platform 5, the automatically controlled angle displacement platform of every platform is equipped with 42 stepper motors, Electric Machine Control line connects and controller, motor movement can make perpendicular diaxon turn adjusting angle ± 15 ° of inward turnings, and the plane any direction angle of inclination in ± 15 ° realized on automatically controlled angle displacement platform regulates.
Further, described microscopie unit forms by plating the transmissive mirror 8 of reflective membrane, microscope transfer table 10, microscope 11 and side light lamp 12, the transmissive mirror 8 of plating reflective membrane is placed between measured section and high precision laser displacement sensor 9, the electronic eyepiece camera of lens barrel rear end is with RS232 interface, connect the USB of computing machine with USB RS 232 line, carry out data transmission; Wherein microscope 11 is made up of lens barrel and electronic eyepiece camera, the microscope 11 that the distance of microscope transfer table 10 loading adjustable lens and cross section mirror image is focused.
Further, described side light lamp 12 is provided with luminance brightness adjusting knob.
Further, described microscope transfer table 10 is provided with dress stepper motor and knob, and by knob control step motor, Electronic control regulates the movement of microscope transfer table 10, thus regulates microscopical focal length.
Further, described microlens 11 regulates enlargement factor by manual turn, is provided with and installs stepper motor and knob additional, by knob control step motor, and the adjustment of Electronic control microlens 11 enlargement factor.
Further, the high precision laser displacement sensor of CD33-L50-422 model that what described high precision laser displacement sensor 9 adopted is, directly connects the USB interface of calculating by special control line.The Electric Machine Control line that high precision laser displacement sensor 9 is installed on longitudinal electric slide unit 13, two electronic slide units is connected to controller.
Advantage of the present utility model and good effect:
The utility model proposes a kind of shearing class linear trace laser detection system, high-precision laser range-finding technology is adopted to combine with optical imagery cleverly, realize the high precision test of pair cross-section vestige, for trickle vestige extraction and qualification have clear superiority compared to classic method.And carry out quantitative analysis and storage; Simultaneously, the agent set of whole system adopts automation control system, safe and reliable, easy and simple to handle easy to learn, operating personnel only need be sitting in the work such as digital mapping, storage and analysis that just can complete whole sample before supporting processing terminal computing machine, without the need to professional training, greatly reduce the use threshold of tridimensional footprint quantitative test analytic system, improve the efficiency of forensics analysis.
Accompanying drawing explanation
Fig. 1 is mechanical construction drawing of the present utility model;
Fig. 2 is control system block diagram of the present utility model;
Fig. 3 is mechanical construction drawing front elevation of the present utility model;
Fig. 4 is mechanical construction drawing left view of the present utility model;
Fig. 5 is mechanical construction drawing vertical view of the present utility model.
In figure: 1-base, 2-vibration damper plate, 3-multifunction objective table, 4-is automatically controlled angle displacement platform laterally, 5-is automatically controlled angle displacement platform longitudinally, 6-center reference plate, device is seized in 7-butt on both sides by the arms, 8-plates the transmissive mirror of reflective membrane, 9-high precision laser displacement sensor, 10-microscope transfer table, 11-microlens, 12-side light lamp, 13-longitudinal electric slide unit, 14-transverse electric slide unit, 15-computing machine, 16-controller, the electronic slide unit of 17-, the automatically controlled angle displacement platform of 18-, 19-electronic eyepiece camera.
Embodiment
Below in conjunction with the utility model embodiment and accompanying drawing, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1: a kind of shear class linear trace laser detection system, comprise base 1, device 7 seized in vibration damper plate 2, multifunction objective table 3, laterally automatically controlled angle displacement platform 4, longitudinally automatically controlled angle displacement platform 5, center reference plate 6, butt on both sides by the arms, the transmissive mirror 8 of plating reflective membrane, high precision laser displacement sensor 9, microscope transfer table 10, microscope 11, side light lamp 12, longitudinal electric slide unit 13 and transverse electric slide unit 14.All appts part device of the present utility model is in vibration-damped table, ensure the stable condition of precision measurement necessity, vibration-damped table forms primarily of base 1 and vibration damper plate 2, the levels of vibration-damped table is more thick and heavy steel plate, middle layer is poroid buffer layer, the interference that the vibrations that instrument can be made in accurately operating to reduce the external world bring.
The translation of multifunction objective table 3, rotation and lifting, the supporting body achieved on objective table regulates and location locus rapidly; Center reference plate 6, butt seize device 7 on both sides by the arms by laterally automatically controlled angle displacement platform 4, longitudinally automatically controlled angle displacement platform 5 are fixed on multifunction objective table 3, laterally automatically controlled angle displacement platform 4, the longitudinally mutual vertically superposed setting of automatically controlled angle displacement platform 5, plane any direction angle of inclination in ± 15 ° that automatically controlled angle displacement platform can realize on automatically controlled angle displacement platform regulates; Microscopie unit mainly amplifies minute traces on cross section and transfers to Computer display, by controlling high precision laser displacement sensor 9 and electric precise slide unit, detects and extract the feature of minute traces on cross section.
Can to carry out all around in the horizontal direction quick mobile regulates for described multifunction objective table 3, and can do 360 ° of rotations, in vertical direction can the height of lift adjustment objective table.Its Main Function is that the measured butt on objective table is regulated and location, with satisfied measurement needs locus rapidly.Described automatically controlled angle displacement platform is primarily of horizontal automatically controlled angle displacement platform 4 and the longitudinal overlapping and at right angle setting composition mutually of automatically controlled angle displacement platform 5, perpendicular diaxon can be made to turn adjusting angle ± 15 ° of inward turnings, and the plane any direction angle of inclination in ± 15 ° realized on automatically controlled angle displacement platform regulates.Main Function is to carry object to be detected, and precisely regulates detection sectional plane and high precision laser displacement sensor 9 plane of motion keeping parallelism.Described microscopie unit forms by plating the transmissive mirror 8 of reflective membrane, microscope transfer table 10, microscope 11 and side light lamp 12.The transmissive mirror 8 of plating reflective membrane is placed between measured section and high precision laser displacement sensor 9, the laser of measurement should be enable to be penetrated into cross section and to return, do not affect measurement result, again can the astigmatism of reflecting section, make microlens can capture cross section mirror image clearly, amplify after microscope lens barrel, convert image clearly at the electronic eyepiece camera of rear end, and be transferred in calculating and show.Wherein microscope 11 is made up of lens barrel and electronic eyepiece camera, and lens barrel can regulate enlargement factor, and what electronic eyepiece camera adopted is the camera of CCD imaging mode, and computing machine can enter to control by RS232 interface and data are transmitted.Wherein the distance of microscope transfer table 10 mainly adjustable lens and cross section mirror image is focused, and makes to capture image the most clearly.The high precision laser displacement sensor of CD33-L50-422 model that what described high precision laser displacement sensor 9 adopted is, its detecting distance is 47.3mm, and sensing range is ± 5mm, and resolution is 2.5 μm.High precision laser displacement sensor 9 is installed on longitudinal electric slide unit 13, makes it can accurately movement in the vertical, vestige small in detection sectional plane, and passes the data of quantification back Computer Analysis and storage.
As shown in Figure 2: comprise computing machine 15, controller 16, electronic slide unit 17, automatically controlled angle displacement platform 18, high precision laser displacement sensor 9, electronic eyepiece camera 19.Computing machine 15 is by USB and controller 16 communication, and the command signal of controller 16 receiving computer 15, controls electronic slide unit 17, automatically controlled angle displacement platform 18; High precision laser displacement sensor 9 and computing machine 15 communication, high precision laser displacement sensor 9 provides measured object cross section high precision Trace Data for computing machine 15; Electronic eyepiece camera 19 for computing machine provide measured section amplify after high-definition image, carry out treatment and analysis, and can auxiliary laser detect control.
Described controller 16 mainly adopts enhancement mode 51 single-chip microcomputer STC12C5A60S2 as kernel control chip, is integrated with RS232 and turns TTL function, realizes controller 2 and the communication of computing machine 1, carry out the transmission of instruction and data by USB RS 232 interface line; Achieve and the high precision of electronic slide unit 3 slide unit position and speed is controlled; Achieve and the high precision of automatically controlled angle displacement platform 18 deflection angle is controlled.Described electronic slide unit 17 is add 42 step two-phase stepping motors containing the ball-screw line slideway of slide block, and leading screw specification is 1204 i.e. leading screw diameter 12mm helical pitch 4mm, and horizontal load-carrying is 50kg, and reciprocal precision is 0.01mm.Its Main Function is to load high precision laser displacement sensor 9, controls the accurate movement of high precision laser displacement sensor 9 all around position.Described automatically controlled angle displacement platform 18 is worm gear pair driving, and the motion of ball engagement annular steel guide rail, provides the anglec of rotation to regulate.Add the Hall element of 42 step two-phase stepping motors and detection maximum angle, realize the effective range that automatically controlled angular adjustment also can effectively prevent from exceeding the anglec of rotation.The Main Function of its automatically controlled angle displacement platform 18 is to carry object to be detected, and precisely regulates detection sectional plane and high precision laser displacement sensor 9 plane of motion keeping parallelism.Described high precision laser displacement sensor 9 effect is when detection sectional plane is positioned in high precision laser displacement sensor 9 measurement range, just can measure the distance of high precision laser displacement sensor to detection sectional plane, along with high precision laser displacement sensor 9 moves in parallel above detection sectional plane, just can laser be irradiated to the vestige of detection sectional plane convex-concave degree quantize, and the data of quantification are transferred to analytic system analysis.Described electronic eyepiece camera 19 adopts the high definition Fiber electron eyepiece camera of CCD technology imaging, transmits high-definition image by RS232 interface to computing machine 1.
The utility model proposes a kind of shearing class linear trace laser detection system, high-precision laser range-finding technology is adopted to combine with optical imagery cleverly, realize the high precision test of pair cross-section vestige, for trickle vestige extraction and qualification have clear superiority compared to classic method.And carry out quantitative analysis and storage; The utility model is applicable to police linear trace laser detection system.
Finally, above embodiment and accompanying drawing are only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model by above-described embodiment, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from the utility model claims limited range.
Claims (9)
1. shear class linear trace laser detection system for one kind, it is characterized in that: comprise base (1), vibration damper plate (2), multifunction objective table (3), laterally automatically controlled angle displacement platform (4), longitudinally automatically controlled angle displacement platform (5), center reference plate (6), device (7) is seized in butt on both sides by the arms, the transmissive mirror (8) of plating reflective membrane, high precision laser displacement sensor (9), microscope transfer table (10), microlens (11), side light lamp (12), longitudinal electric slide unit (13) and transverse electric slide unit (13), wherein, base (1) and vibration damper plate (2) form vibration-damped table, the levels of vibration-damped table is steel plate, middle layer is buffer layer, remaining part is installed in vibration-damped table, described multifunction objective table (3) be can translation, rotation and lifting structure, center reference plate (6), butt seize device (7) on both sides by the arms by laterally automatically controlled angle displacement platform (4), longitudinally automatically controlled angle displacement platform (5) are fixed on multifunction objective table (3), described transverse direction automatically controlled angle displacement platform (4), longitudinally automatically controlled angle displacement platform (5) be can at the bascule of any direction angle of inclination adjustment in plane ± 15 °, two mutual vertically superposed installations of automatically controlled angle displacement platform, microscope (11) is fixed on microscope transfer table (10), high precision laser displacement sensor (9) is installed on longitudinal electric slide unit (13), longitudinal electric slide unit (13) is vertically connected with transverse electric slide unit (14), microscopie unit forms by plating the transmissive mirror (8) of reflective membrane, microscope transfer table (10), microscope (11) and side light lamp (12), microscopie unit connects computing machine mainly through RS232 interface, image signal transmission, high precision laser displacement sensor (9) is directly connected with computing machine, transmission data, the motor connection control device of electronic slide unit.
2. one according to claim 1 shears class linear trace laser detection system, it is characterized in that: described vibration-damped table is primarily of base (1) and vibration damper plate (2) composition, and the levels of vibration-damped table is thick and heavy steel plate, and middle layer is poroid buffer layer.
3. one according to claim 1 shears class linear trace laser detection system, it is characterized in that: described multifunction objective table (3) bottom is fixed in vibration-damped table, quick mobile adjustment all around can be carried out in the horizontal direction, and 360 ° of rotations can be done, in vertical direction can the height of lift adjustment objective table.
4. one according to claim 1 shears class linear trace laser detection system, it is characterized in that: automatically controlled angle displacement platform primarily of horizontal automatically controlled angle displacement platform (4) and longitudinally automatically controlled angle displacement platform (5) overlapping and mutually at right angle setting form, the automatically controlled angle displacement platform of every platform is equipped with 42 stepper motors, Electric Machine Control line connects and controller, motor movement can make perpendicular diaxon turn adjusting angle ± 15 ° of inward turnings, and the plane any direction angle of inclination in ± 15 ° realized on automatically controlled angle displacement platform regulates.
5. one according to claim 1 shears class linear trace laser detection system, it is characterized in that: described microscopie unit forms by plating the transmissive mirror (8) of reflective membrane, microscope transfer table (10), microscope (11) and side light lamp (12), the transmissive mirror (8) of plating reflective membrane is placed between measured section and high precision laser displacement sensor (9), the electronic eyepiece camera of lens barrel rear end is with RS232 interface, connect the USB interface of computing machine with USB RS 232 line, carry out data transmission; Wherein microscope (11) is made up of lens barrel and electronic eyepiece camera, the microscope (11) that the upper distance of loading adjustable lens and cross section mirror image of microscope transfer table (10) is focused.
6. one according to claim 1 shears class linear trace laser detection system, it is characterized in that: described side light lamp (12) is provided with luminance brightness adjusting knob.
7. one according to claim 1 shears class linear trace laser detection system, it is characterized in that: described microscope transfer table (10) is provided with dress stepper motor and knob, by knob control step motor, Electronic control regulates the movement of microscope transfer table (10), thus regulates microscopical focal length.
8. one according to claim 1 shears class linear trace laser detection system, it is characterized in that: described microlens (11) regulates enlargement factor by manual turn, be provided with and install stepper motor and knob additional, by knob control step motor, the adjustment of Electronic control microlens (11) enlargement factor.
9. one according to claim 1 shears class linear trace laser detection system, it is characterized in that: the high precision laser displacement sensor of CD33-L50-422 model that what described high precision laser displacement sensor (9) adopted is, the USB interface of calculating is directly connected by special control line, high precision laser displacement sensor (9) is installed on longitudinal electric slide unit (13), and the Electric Machine Control line of two electronic slide units is connected to controller.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520930508.1U CN205139024U (en) | 2015-11-20 | 2015-11-20 | Cut a type linear vestige laser detection system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520930508.1U CN205139024U (en) | 2015-11-20 | 2015-11-20 | Cut a type linear vestige laser detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020252A (en) * | 2016-11-03 | 2018-05-11 | 香港城市大学深圳研究院 | Sample stage, microscopic observation device and sample stage method of adjustment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020252A (en) * | 2016-11-03 | 2018-05-11 | 香港城市大学深圳研究院 | Sample stage, microscopic observation device and sample stage method of adjustment |
| CN108020252B (en) * | 2016-11-03 | 2020-03-06 | 香港城市大学深圳研究院 | Sample stage, microscopic observation device and sample stage adjusting method |
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Effective date of registration: 20240228 Address after: 215163 East Area, 2nd Floor, Building 2, No. 187 Putuoshan Road, High tech Zone, Suzhou City, Jiangsu Province Patentee after: Kamosona intelligent technology R & D (Jiangsu) Co.,Ltd. Country or region after: China Address before: 650200 floor 1, building 1, No. 176, Keyi Road, high tech Development Zone, Kunming, Yunnan Patentee before: YUNNAN KASUO INDUSTRY CO.,LTD. Country or region before: China |