CN103234679B - A kind of torque test device and torsional test method - Google Patents
A kind of torque test device and torsional test method Download PDFInfo
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- CN103234679B CN103234679B CN201310156224.7A CN201310156224A CN103234679B CN 103234679 B CN103234679 B CN 103234679B CN 201310156224 A CN201310156224 A CN 201310156224A CN 103234679 B CN103234679 B CN 103234679B
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Abstract
The invention discloses a kind of torque test device and torsional test method, described torque test device comprises: the man-machine interaction panel receiving focusing instruction; The controller of focusing control signal is generated according to described focusing instruction; The propulsion system that detector lens module carries out focusing are treated according to described focusing control signal; Obtain the torsionmeter of the torsion information after described camera lens module focusing to be detected, described torsion information exports after described controller process.Visible, described torque test device and method, focusing control signal can be generated according to the focusing instruction of input, and carry out focusing control by described focusing control signal control propulsion system, and exchange defocused camera lens module by torsionmeter and carry out automatic torsion measurement, export last measurement result, relative to existing manual focusing and the mode measuring torsion, improve work efficiency and testing precision.
Description
Technical field
The present invention relates to camera lens module torsional test technical field, more particularly, relate to a kind of torque test device and torsional test method.
Background technology
In recent years, along with the development of multimedia technology, the range of application of camera lens module is more and more wider, is widely used in digital camera, video camera and with in the portable type electronic product such as mobile phone of camera function.
With reference to figure 1, camera lens module generally comprises: camera lens 1 and the base 2 matched with described camera lens 1.Described camera lens 1 comprises: lens barrel and the multiple optical elements be arranged in described lens barrel, as eyeglass, distance piece and optical filter etc.Described lens barrel be provided with the screw thread mutually mated the described end 2, described camera lens 1 can be controlled by described screw thread and shrink on described base 2, and then focus.
A qualified camera lens module, its camera lens and base are when different rotation degree of depth △ H, and namely under different focal lengths, the torsion between its camera lens and base needs in the scope of setting, so that carry out automatic or manual focusing when being prepared as electronic product.So general needs carries out sampling Detection to the camera lens module of batch production, measures the torsion between its camera lens and base, to judge whether the camera lens module assembled conforms to quality requirements.
As shown in Figure 1, prior art is when carrying out torsional test to camera lens module, and be the torque value measured by slide calliper rule and static torsionmeter under present level H, the difference of elemental height and present level H is the rotation degree of depth △ H of setting.But, need manual focus and torsional test by the metering system of slide calliper rule and static torsion, inefficiency and measuring accuracy is poor.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of torque test device and torsional test method, work efficiency when improve camera lens module torsional test and measuring accuracy.
For achieving the above object, the invention provides following technical scheme:
Receive the man-machine interaction panel of focusing instruction;
The controller of focusing control signal is generated according to described focusing instruction;
The propulsion system that detector lens module carries out focusing are treated according to described focusing control signal;
Obtain the torsionmeter of the torsion information after described camera lens module focusing to be detected, described torsion information exports after described controller process.
Preferably, in above-mentioned torque test device, described propulsion system comprise:
Described camera lens module to be detected is driven to carry out rotating the motor of the height regulating camera lens and base in described camera lens module to be detected;
Obtain the position transducer of the described camera lens of camera lens module to be detected and the elevation information of base;
Wherein, described position transducer and described control linkage; Described control judges whether after receiving described elevation information that focusing completes and sends focusing Stop message.
Preferably, in above-mentioned torque test device, also comprise:
Receive described focusing Stop message and outwardly send the indicating device of stop signal according to described focusing Stop message, described indicating device is alarm or signal lamp.
Preferably, in above-mentioned torque test device, the output unit of described torque test device is voice playing device or display.
Present invention also offers a kind of torsional test method, be applied to above-mentioned torque test device, described torque test device comprises: man-machine interaction panel, controller, propulsion system and torsionmeter, and the method comprises:
Obtain focusing instruction;
Generate focusing control signal according to described focusing instruction, treat detector lens module according to described focusing control signal control propulsion system and focus;
Receive the torsion information that torsionmeter obtains, process is carried out afterwards and export to described torsion information.
Preferably, in said method, describedly control propulsion system according to described focusing control signal and treat detector lens module and carry out focusing and comprise:
Described camera lens module to be detected is driven to carry out the height rotating to regulate camera lens and base in described camera lens module to be detected;
Obtain the described camera lens of camera lens module to be detected and the elevation information of base;
Judge whether described camera lens module to be detected has been focused and completed in focusing according to described elevation information and send focusing Stop message.
Preferably, in said method, also comprise:
Receive described focusing Stop message and outwardly send stop signal according to described focusing Stop message, stopping focusing to described camera lens module to be detected.
Preferably, in said method, describedly to carry out after process described torsion information and export showing for described torsion information is converted to image information.
Preferably, in said method, describedly to carry out after process described torsion information and export showing for described torsion information is converted to acoustic information.
As can be seen from technique scheme, torque test device provided by the present invention comprises: the man-machine interaction panel receiving focusing instruction; The controller of focusing control signal is generated according to described focusing instruction; The propulsion system that detector lens module carries out focusing are treated according to described focusing control signal; Obtain the torsionmeter of the torsion information after described camera lens module focusing to be detected, described torsion information exports after described controller process.Visible, described torque test device and method, focusing control signal can be generated according to the focusing instruction of input, and carry out focusing control by described focusing control signal control propulsion system, and exchange defocused camera lens module by torsionmeter and carry out automatic torsion measurement, export last measurement result, relative to existing manual focusing and the mode measuring torsion, improve work efficiency and testing precision.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of camera lens module;
The structural representation of a kind of torque test device that Fig. 2 provides for the embodiment of the present invention;
The process flow diagram of a kind of torsional test method that Fig. 3 provides for the embodiment of the present invention;
The front elevation of a kind of torque test device that Fig. 4 provides for the embodiment of the present invention;
The side view of a kind of torque test device that Fig. 5 provides for the embodiment of the present invention;
The rear view of a kind of torque test device that Fig. 6 provides for the embodiment of the present invention;
The vertical view of a kind of torque test device that Fig. 7 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
It should be noted that, the present invention is described in detail in conjunction with schematic diagram, when describing the embodiment of the present invention in detail; for ease of explanation; the accompanying drawing of indication device structure can be disobeyed general ratio and be made partial enlargement, and described schematic diagram is example, and it should not limit the scope of protection of the invention at this.In addition, the three-dimensional space of length, width and height should be comprised in actual fabrication.
An embodiment of the application provides a kind of torque test device, and with reference to figure 2, this torque test device comprises:
Receive the man-machine interaction panel 3 of focusing instruction;
The controller 4 of focusing control signal is generated according to described focusing instruction;
The propulsion system 5 that detector lens module carries out focusing are treated according to described focusing control signal;
Obtain the torsionmeter 6 of the torsion information after described camera lens module focusing to be detected, described torsion information exports after described controller 3 processes.
After operator inputs focusing instruction by described man-machine interaction panel 3, controller 4 can generate focusing control signal according to described focusing instruction, control described propulsion system 5 by described focusing control signal to treat detector lens module and focus, then obtain the torsion information after described camera lens module focusing to be detected by described torsionmeter 6.Finally, described torsion information is exported after described controller 3 processes.
The camera lens of described camera lens module to be detected is driven to rotate by motor, with to the described camera lens of camera lens module to be detected and the height of base.When it receives the focusing control signal of controller, drive described camera lens carry out clockwise or be rotated counterclockwise according to described focusing control signal, regulate described camera lens to rise or decline, thus changing the focal length of described camera lens module.
The elevation information of camera lens and base described in the position transducer Real-Time Monitoring be connected with described controller by, and described elevation information is fed back to described controller, according to described elevation information, described controller judges whether focusing completes, if completed, send focusing Stop message.The height value of described camera lens and base overlapping part is calculated, when the focusing of this height value and setting is highly to judging time corresponding that focusing completes by described elevation information.
Described controller directly controls described propulsion system by described focusing Stop message and stops focus operations.Can also by arranging and described controller connection indication device, described indicating device can be alarm or signal lamp, outwardly stop signal is sent after described indicating device receives described stopping focusing information, as alarm can be sounded signal, signal lamp can send corresponding bright signal, operator can according to described stop signal manual-lock propulsion system, stop focusing.
Can comprise a pressure transducer at described torsionmeter, the torsion information that the current force value recorded can be converted to electric signal by described pressure transducer sends to described controller, and described controller processes rear output to described torsion information.
The output unit of described torque test device can be voice playing device or display.When adopting voice playing device, only needing controller that described torsion information is converted to sound signal, and exporting this sound signal by described voice playing device, thus export the torque value recorded; When adopting display, only needing described controller that described torsion information is converted to vision signal, and exporting this vision signal by described display, thus exporting the torque value recorded.
Visible, described torque test device can lead to described propulsion system and carry out automatic focusing control, and exchange defocused camera lens module by torsionmeter and carry out automatic torsion measurement, and export last measurement result, relative to existing manual focusing and the mode measuring torsion, improve work efficiency and testing precision.
An embodiment of the application provides a kind of torsional test method for above-mentioned torque test device, and described torque test device comprises: man-machine interaction panel, controller, propulsion system and torsionmeter, and with reference to figure 3, described method comprises:
Step S11: obtain focusing instruction.
Receive focusing instruction by described man-machine interaction panel, and described focusing instruction is sent to described controller.
Step S12: generate focusing control signal according to described focusing instruction, treats detector lens module according to described focusing control signal control propulsion system and focuses.
Described propulsion system, under the control of described focusing control signal, drive camera lens module to be detected to carry out the height rotating to regulate camera lens and described base in described camera lens module to be detected.As above-mentioned by till sensor, obtain the described camera lens of camera lens module to be detected and the elevation information of base, judge whether described camera lens module to be detected has focused and after focusing completes, described position transducer sends focusing Stop message according to described elevation information.
Controller receives described focusing Stop message and outwardly sends stop signal according to described focusing Stop message, to stop focusing to described camera lens module to be detected.
By described controller, after receiving described focusing Stop message, directly control described propulsion system stop focusing, also described focusing Stop message can be received by an indicating device, and externally send the indicating device of stop signal, described indicating device is alarm or signal lamp, stops focusing with propulsion system described in Non-follow control.
Step S13: receive the torsion information that torsionmeter obtains, carries out process afterwards and export to described torsion information.
By voice playing device or display, described torsion information is exported, only corresponding for described torsion information need be converted to sound signal or vision signal.
Torsional test method described in the present embodiment, when carrying out torsional test to camera lens module, can focus to camera lens module to be detected automatically, and automatically reads defocused torque value, and work efficiency is high, and measuring accuracy is good.
Based on above-described embodiment, the another embodiment of the application provides another kind of torque test device, with reference to figure 4-7, comprising: control cabinet 7, the controller being arranged on described control cabinet 7 inside, the base objective table 8 being arranged on described control cabinet 7 upper surface both sides and camera lens objective table 9, the torsionmeter 13 being arranged on described control cabinet 7 upper surface and support 12, the mechanical arm 10 of crawl base be connected with described support and capture the mechanical arm 11 of camera lens.
Wherein, a side of described control cabinet 7 comprises viewing area (dotted line upper section) and keyboard region (dotted line inferior portion).
Described keyboard region is provided with man-machine interaction panel, for receiving focusing instruction (the focusing height value of operator's input, namely the height that the camera lens of camera lens module to be detected and base need to focus is set), and described focusing instruction is sent to described controller, described controller generates focusing control signal according to described focusing instruction.
Described viewing area is provided with display and pilot lamp, and described display and pilot lamp are all connected with described controller.Described display is for exporting final test result; Described pilot lamp is used to indicate current focus state, when controller normally cannot control propulsion system stopping focusing, can according to the display state manual-lock propulsion system of described pilot lamp, preferably, described pilot lamp comprises the first pilot lamp being used to indicate and focusing and put in place, for representing the second pilot lamp of the focusing upper limit reaching camera lens module, for representing the 3rd pilot lamp of the focusing lower limit reaching camera lens module.
Described in the present embodiment, torsionmeter 13 is the dynamic torsionmeter be connected with motor, and described propulsion system also comprise some stationary fixtures, is fixed for treating detector lens module, in Fig. 4-6 and not shown described fixture and motor.Described motor controls after the base of camera lens module to be detected is inserted in described torsionmeter 13 by described mechanical arm 10 as propulsion system, control described mechanical arm 11 again and the camera lens of described camera lens module cover to be detected is inserted in described torsionmeter 13, and by described fixture, the base of this camera lens module to be detected and camera lens are fixed, described fixing finger fixing the horizontal direction of described camera lens module to be detected, and do not limit it along axial rotation of focusing.
After controller is received focusing instruction and generated focusing control signal, described focusing control signal can be sent to described propulsion system, its camera lens module described to be detected started placing is focused.Now, described propulsion system drive described camera lens module to be detected to carry out the height rotating to regulate camera lens and base in described camera lens module to be detected.Described camera lens can be controlled according to described focusing control signal to carry out turning clockwise or being rotated counterclockwise, to raise described camera lens relative to the height of described base or reduce the height of described camera lens relative to described base, and then the focal length of described camera lens module to be detected of focusing.
Described propulsion system are provided with the position transducer obtaining the described camera lens of camera lens module to be detected and the elevation information of base.Described position transducer can be arranged on described fixture or other can carry out with camera lens module to be detected the supporting construction that moves up and down.Described position transducer can the camera lens of camera lens module to be detected described in Real-Time Monitoring and the height value of base described height value is sent to described control, can judge that focusing completes when the height value of described height value and current focusing control signal matches, then send focusing Stop message, stop described propulsion system by described focusing Stop message.Meanwhile, described first pilot lamp receives described focusing Stop message, represents that focusing puts in place.
After having focused, described torsionmeter obtains the torsionmeter of the torsion information of described camera lens module to be detected, and described torsion information is exported by described display after described controller process.Described torsionmeter is provided with pressure transducer, current torque value can be transferred to electric signal and send to described controller.
Optionally, also can arrange an output port be connected with described controller, the result recorded is input on the memory devices such as computer.Described output port can for being arranged on the USB port in described control case side wall.
Visible, the torque test device that the present embodiment provides can realize automatic focusing equally and control and can exchange defocused camera lens module to carry out automatic torsion measurement, and export last measurement result, relative to existing manual focusing and the mode measuring torsion, improve work efficiency and testing precision.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. a torque test device, is characterized in that, comprising:
Receive the man-machine interaction panel of focusing instruction, described focusing instruction comprises focusing height value, and described focusing height value is set the height that the camera lens of camera lens module to be detected and base need to focus;
The controller of focusing control signal is generated according to described focusing instruction;
According to the propulsion system that described focusing control signal is focused to described camera lens module to be detected;
Obtain the torsionmeter of the torsion information after described camera lens module focusing to be detected, described torsion information exports after described controller process;
The output unit of described torque test device is voice playing device or display.
2. torque test device according to claim 1, is characterized in that, described propulsion system comprise:
Described camera lens module to be detected is driven to carry out rotating the motor of the height regulating camera lens and base in described camera lens module to be detected;
Obtain the position transducer of the described camera lens of camera lens module to be detected and the elevation information of base;
Wherein, described position transducer is connected with described controller; Described controller judges whether after receiving described elevation information that focusing completes and send focusing Stop message.
3. torque test device according to claim 2, is characterized in that, also comprises:
Receive described focusing Stop message and outwardly send the indicating device of stop signal according to described focusing Stop message, described indicating device is alarm or signal lamp.
4. a torsional test method, is characterized in that, is applied to torque test device, and described torque test device comprises: man-machine interaction panel, controller, propulsion system and torsionmeter, and the method comprises:
Obtain focusing instruction, described focusing instruction comprises focusing height value, and described focusing height value is set the height that the camera lens of camera lens module to be detected and base need to focus;
Generate focusing control signal according to described focusing instruction, control propulsion system according to described focusing control signal and described camera lens module to be detected is focused;
Receive the torsion information that torsionmeter obtains, process is carried out afterwards and export to described torsion information;
Describedly to carry out after process described torsion information and export showing for described torsion information is converted to image information; Or; Describedly to carry out after process described torsion information and export showing for described torsion information is converted to acoustic information.
5. torsional test method according to claim 4, is characterized in that, describedly controls propulsion system according to described focusing control signal and treats detector lens module and carry out focusing and comprise:
Described camera lens module to be detected is driven to carry out the height rotating to regulate camera lens and base in described camera lens module to be detected;
Obtain the described camera lens of camera lens module to be detected and the elevation information of base;
Judge whether described camera lens module to be detected has been focused and completed in focusing according to described elevation information and send focusing Stop message.
6. torsional test method according to claim 5, is characterized in that, also comprise:
Receive described focusing Stop message and outwardly send stop signal according to described focusing Stop message, stopping focusing to described camera lens module to be detected.
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| CN201310156224.7A CN103234679B (en) | 2013-04-28 | 2013-04-28 | A kind of torque test device and torsional test method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3994588A (en) * | 1974-03-27 | 1976-11-30 | Hartmann & Braun Aktiengesellschaft | Detection of angular deflection |
| CN101210985A (en) * | 2006-12-29 | 2008-07-02 | 鸿富锦精密工业（深圳）有限公司 | Lens module assembling test device and assembling test method |
| CN101581614A (en) * | 2008-05-12 | 2009-11-18 | 鸿富锦精密工业（深圳）有限公司 | Bearing tool for torsion meter and torsion test device |
| CN101893493A (en) * | 2009-05-19 | 2010-11-24 | 鸿富锦精密工业（深圳）有限公司 | Torque test device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2778482Y (en) * | 2004-11-15 | 2006-05-10 | 谢智庆 | Twisting force measurement structure for electronic twisting tool |
| CN101310933A (en) * | 2007-05-25 | 2008-11-26 | 谢智庆 | Hand tool with earphone |
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2013
- 2013-04-28 CN CN201310156224.7A patent/CN103234679B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3994588A (en) * | 1974-03-27 | 1976-11-30 | Hartmann & Braun Aktiengesellschaft | Detection of angular deflection |
| CN101210985A (en) * | 2006-12-29 | 2008-07-02 | 鸿富锦精密工业（深圳）有限公司 | Lens module assembling test device and assembling test method |
| CN101581614A (en) * | 2008-05-12 | 2009-11-18 | 鸿富锦精密工业（深圳）有限公司 | Bearing tool for torsion meter and torsion test device |
| CN101893493A (en) * | 2009-05-19 | 2010-11-24 | 鸿富锦精密工业（深圳）有限公司 | Torque test device |
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Address after: 516600 Guangdong Industrial Zone, Shanwei City Road, Lee Lee Industrial City, a district of the building fifteenth Applicant after: Truly Opto-Electronics Ltd. Address before: 516600, Fifteenth Industrial Zone, Xinli Industrial Road, downtown industrial district, Guangdong, Shanwei Applicant before: Truly Semiconductors (Shanwei) Co., Ltd. |
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