CN109187003A - Focusing gear drive return difference test macro, device and method and storage medium - Google Patents

Focusing gear drive return difference test macro, device and method and storage medium Download PDF

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Publication number
CN109187003A
CN109187003A CN201810997784.8A CN201810997784A CN109187003A CN 109187003 A CN109187003 A CN 109187003A CN 201810997784 A CN201810997784 A CN 201810997784A CN 109187003 A CN109187003 A CN 109187003A
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CN
China
Prior art keywords
return difference
gear drive
focusing
focusing gear
difference test
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810997784.8A
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Chinese (zh)
Inventor
欧阳甫生
朱耀春
张魁
郭佳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHENGDU XUNDA PHOTOELECTRIC Co Ltd
Original Assignee
CHENGDU XUNDA PHOTOELECTRIC Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CHENGDU XUNDA PHOTOELECTRIC Co Ltd filed Critical CHENGDU XUNDA PHOTOELECTRIC Co Ltd
Priority to CN201810997784.8A priority Critical patent/CN109187003A/en
Publication of CN109187003A publication Critical patent/CN109187003A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts
    • G01M13/02Gearings; Transmission mechanisms
    • G01M13/021Gearings
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/02Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

Abstract

The invention discloses a kind of control methods of focusing gear drive return difference test, comprising steps of obtaining in driving gear and focusing gear between initial engagement position and goal mesh position, forward stroke and reverse stroke corresponding to rotating device;It is calculated according to the forward stroke and the reverse stroke and obtains focusing gear drive return difference;By obtaining in driving gear and focusing gear between initial engagement position and goal mesh position, forward stroke corresponding to rotating device and reverse stroke, it is calculated according to the forward stroke and the reverse stroke and obtains focusing gear drive return difference, focusing gear drive return difference can be thus obtained by simple mode, and result can also intuitively reflect.

Description

Focusing gear drive return difference test macro, device and method and storage medium
Technical field
The present invention relates to projector the field of test technology, focuses and gear drive return difference test macro, device and method and deposit Storage media.
Background technique
Focusing transmission gear return difference refers to that focus control during single-direction transmission, after input shaft starts reversed, arrives When output shaft follows reversed, hysteresis of the output shaft on corner shows that in projector focusing be exactly in the rigid of switching direction Start a period of time, there is no corresponding clarity to change for projected picture.
The method of main testing gears transmission return difference has gradually Loading Method, resistance comparison etc. at present.These methods are taken It is numerous to build up module, it is comparatively laborious, it is as a result also not intuitive enough.
Summary of the invention
The present invention provides a kind of focusing gear drive return difference test macro, device and method and storage medium, main mesh Be provide that a kind of test focusing gear drive return difference is simpler and more intuitively mode.
To achieve the above object, the present invention provides a kind of control method of focusing gear drive return difference test, comprising steps of
It obtains in driving gear and focusing gear between initial engagement position and goal mesh position, corresponding to rotating device Forward stroke and reverse stroke;
It is calculated according to the forward stroke and the reverse stroke and obtains focusing gear drive return difference.
Preferably, the rotation in driving gear and focusing gear between initial engagement position and goal mesh position is obtained The step of forward stroke corresponding to device and reverse stroke includes:
It obtains in driving gear and focusing gear between initial engagement position and goal mesh position, corresponding to rotating device Multiple forward stroke and multiple reverse stroke;
Calculating the step of obtaining focusing gear drive return difference according to the forward stroke and the reverse stroke includes:
According to the multiple forward stroke and the multiple reverse stroke, the gear-driven average return difference of focusing is calculated, by institute Average return difference is stated as the focusing gear drive return difference.
The present invention provides a kind of control device of focusing gear drive return difference test again, the gear drive return difference test Control device includes: memory, processor and is stored in the focusing tooth that can be run on the memory and on the processor The control program of wheel transmission return difference test, when the control program of the focusing gear drive return difference test is executed by the processor The step of realizing the control method of focusing gear drive return difference test as described in any one of the above embodiments.
The present invention provides a kind of computer readable storage medium again, and focusing is stored on the computer readable storage medium The control program of the control program of gear drive return difference test, the focusing gear drive return difference test is executed by the processor The step of control method of Shi Shixian focusing gear drive return difference test as described in any one of the above embodiments.
The present invention provides a kind of focusing gear drive return difference test macro again, to test shadow instrument focusing gear drive Return difference, test shadow instrument focusing gear drive includes rotating device, driving gear and focusing gear, the focusing tooth Wheel is driven return difference test macro
Position detecting device, to detect the position of engagement of the driving gear and the focusing gear;And
Control system is electrically connected, to receive the position signal control of the position detecting device with the position detecting device The rotating device is made, so that the focusing gear and the driving gear are between initial engagement position and goal mesh position Engagement, the control system includes control device, and the control device includes memory, processor and is stored in the memory The control program that gear drive return difference that is upper and can running on the processor is tested, the control of the gear drive return difference test Processing procedure sequence realizes the control of the electromotion focusing gear drive return difference test of projector as described above when being executed by the processor The step of method processed.
Preferably, the position detecting device is optocoupler sensing device.
Preferably, the control system includes:
Control panel is electrically connected with the rotating device and the position detecting device, to by the rotating device and described The electric signal of position detecting device is converted into digital signal;And
Host computer is electrically connected with the control panel, and the host computer includes the control device.
In technical solution proposed by the present invention, by obtaining in driving gear and focusing gear in initial engagement position and mesh It marks between the position of engagement, forward stroke corresponding to rotating device and reverse stroke, according to the forward stroke and described reversed Climb displacement obtains focusing gear drive return difference, thus focusing gear drive return difference can be obtained by simple mode, and As a result can also intuitively reflect.
Detailed description of the invention
Fig. 1 is the terminal structure schematic diagram for the hardware running environment that the embodiment of the present invention is related to;
Fig. 2 is the partial structure diagram for the projector that the embodiment of the present invention is related to;
Fig. 3 is the flow diagram of the control method first embodiment of present invention focusing gear drive return difference test;
Fig. 4 is the flow diagram of the control method second embodiment of present invention focusing gear drive return difference test.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The primary solutions of the embodiment of the present invention are: obtain driving gear and focusing gear initial engagement position with Between goal mesh position, forward stroke corresponding to rotating device and reverse stroke, according to the forward stroke and described anti- Focusing gear drive return difference is obtained to climb displacement.
The method of main testing gears transmission return difference has gradually Loading Method, resistance comparison etc. at present.These methods are taken It is numerous to build up module, it is comparatively laborious, it is as a result also not intuitive enough.
The present invention provides a solution, by obtaining in driving gear and focusing gear in initial engagement position and mesh It marks between the position of engagement, forward stroke corresponding to rotating device and reverse stroke, according to the forward stroke and described reversed Climb displacement obtains focusing gear drive return difference, thus focusing gear drive return difference can be obtained by simple mode, and As a result can also intuitively reflect.
As shown in Figure 1, Fig. 1 is the terminal structure schematic diagram for the hardware running environment that the embodiment of the present invention is related to.
The terminal of that embodiment of the invention can be PC, be also possible to the terminal devices such as smart phone, can also pass for focusing gear Dynamic return difference test macro is illustrated for running terminal as focusing gear drive return difference test macro below.
As depicted in figs. 1 and 2, the focusing gear drive return difference test macro is to test shadow instrument focusing gear drive machine The return difference of structure, the test shadow instrument focusing gear drive include rotating device 201, driving gear 202 and focusing gear 203, the focusing gear drive return difference test macro includes that position detecting device 100(is optocoupler induction dress in the present embodiment Set) and control system, the position detecting device is to detect engaging for the driving gear 202 and the gear 203 of focusing Position, the control system and the position detecting device 1000 are electrically connected, to receive the position detecting device 1000 Position signal control the rotating device 201 so that the focusing gear 203 is with the driving gear 202 in initial engagement It is engaged between position A and goal mesh position B, the control system includes control device, and the control device includes: processor 1001, such as CPU, communication bus 1002, data-interface 1003, memory 1004.Wherein, communication bus 1002 is for realizing this Connection communication between a little components.Data-interface 1003 can also include standard wireline interface (such as USB interface or IO connect Mouthful), wireless interface (such as WI-FI interface).Memory 1004 can be high speed RAM memory, be also possible to stable memory (non-volatile memory), such as magnetic disk storage.Memory 1004 optionally can also be independently of aforementioned processor 1001 storage device.
It will be understood by those skilled in the art that the restriction of the not structure paired terminal of terminal structure shown in Fig. 1, can wrap It includes than illustrating more or fewer components, perhaps combines certain components or different component layouts.
As shown in Figure 1, as may include that operating system, data connect in a kind of memory 1004 of computer storage medium Cause for gossip shows the control program of program and gear drive return difference test of focusing.
In terminal shown in Fig. 1, processor 1001 can be used for calling storage for control chip, the processor 1001 The control program of the focusing gear drive return difference test stored in device 1004, and execute following operation:
It obtains in driving gear and focusing gear between initial engagement position and goal mesh position, corresponding to rotating device Forward stroke and reverse stroke;
It is calculated according to the forward stroke and the reverse stroke and obtains focusing gear drive return difference.
Further, in the present embodiment, the control system further includes control panel and host computer, the control panel and institute It states rotating device and the position detecting device to be electrically connected, to by the electricity of the rotating device and the position detecting device Signal is converted into digital signal, and the host computer includes the control device.
Further, processor 1001 can call the network operation stored in memory 1004 to control application program, also Execute following operation:
It obtains in driving gear and focusing gear between initial engagement position and goal mesh position, corresponding to rotating device The step of forward stroke and reverse stroke includes:
It obtains in driving gear and focusing gear between initial engagement position and goal mesh position, corresponding to rotating device Multiple forward stroke and multiple reverse stroke;
Calculating the step of obtaining focusing gear drive return difference according to the forward stroke and the reverse stroke includes:
According to the multiple forward stroke and the multiple reverse stroke, the gear-driven average return difference of focusing is calculated, by institute Average return difference is stated as the focusing gear drive return difference.
The present invention provides a kind of control method of focusing gear drive return difference test.
Referring to the process signal for the control method first embodiment that Fig. 3, Fig. 3 are present invention focusing gear drive return difference test Figure.
Fig. 2 and Fig. 3 are please referred to, the present embodiment proposes a kind of control method of focusing gear drive return difference test, the focusing Gear drive return difference test control method include:
Step S10, it obtains in sliding tooth 202 and focusing gear 203 between initial engagement position A and goal mesh position B, turns Forward stroke and reverse stroke corresponding to dynamic device 201;
Step S20, it is calculated according to the forward stroke and the reverse stroke and obtains focusing gear drive return difference.
In technical solution proposed by the present invention, by obtaining in driving gear and focusing gear in initial engagement position and mesh It marks between the position of engagement, forward stroke corresponding to rotating device and reverse stroke, according to the forward stroke and described reversed Climb displacement obtains focusing gear drive return difference, thus focusing gear drive return difference can be obtained by simple mode, and As a result can also intuitively reflect.
Specifically, for example, rotating device 201 is rotation motor, 100 step of forward stroke corresponding to rotating device 201 and Reverse stroke is 120 steps, then corresponding return difference is 20 steps.
Further, referring to Fig. 4, second embodiment of the invention is proposed based on first embodiment, it is in the present embodiment, described Outdoor fan control method further include:
Step S10 includes:
Step S10a, obtain driving gear 202 and focusing gear 203 initial engagement position A and goal mesh position B it Between, multiple forward stroke and multiple reverse stroke corresponding to rotating device 201;
Step S20 includes:
Step S20a, according to the multiple forward stroke and the multiple reverse stroke, it is gear-driven average to calculate focusing Return difference, using the average return difference as the focusing gear drive return difference.
In the present embodiment, by repeatedly calculating average value, the accuracy of focusing gear drive return difference of acquisition is tested more It is good.
The present invention also proposes a kind of control device of focusing gear drive return difference test, the gear drive return difference test Control device includes: memory, processor and is stored in the focusing tooth that can be run on the memory and on the processor The control program of wheel transmission return difference test, when the control program of the focusing gear drive return difference test is executed by the processor The step of realizing the control method of focusing gear drive return difference test as described in any one of the above embodiments.
The present invention also proposes a kind of computer readable storage medium, and focusing is stored on the computer readable storage medium The control program of the control program of gear drive return difference test, the focusing gear drive return difference test is executed by the processor The step of control method of Shi Shixian focusing gear drive return difference test as described in any one of the above embodiments.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do There is also other identical elements in the process, method of element, article or device.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art The part contributed out can be embodied in the form of software products, which is stored in a storage medium In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device (can be mobile phone, computer, cloud Hold server, air conditioner or the network equipment etc.) method that executes each embodiment of the present invention.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills Art field, is included within the scope of the present invention.

Claims (7)

1. a kind of control method of focusing gear drive return difference test, which is characterized in that comprising steps of
It obtains in driving gear and focusing gear between initial engagement position and goal mesh position, corresponding to rotating device Forward stroke and reverse stroke;
It is calculated according to the forward stroke and the reverse stroke and obtains focusing gear drive return difference.
2. the control method of focusing gear drive return difference test as described in claim 1, which is characterized in that obtain in sliding tooth Wheel and focusing gear are between initial engagement position and goal mesh position, forward stroke corresponding to rotating device and reversed row The step of journey includes:
It obtains in driving gear and focusing gear between initial engagement position and goal mesh position, corresponding to rotating device Multiple forward stroke and multiple reverse stroke;
Calculating the step of obtaining focusing gear drive return difference according to the forward stroke and the reverse stroke includes:
According to the multiple forward stroke and the multiple reverse stroke, the gear-driven average return difference of focusing is calculated, by institute Average return difference is stated as the focusing gear drive return difference.
3. a kind of control device of focusing gear drive return difference test, which is characterized in that the control of the gear drive return difference test Device processed includes: memory, processor and is stored in the focusing gear that can be run on the memory and on the processor It is driven the control program of return difference test, the control program of the focusing gear drive return difference test is real when being executed by the processor Now the step of control method of the focusing gear drive return difference test as described in any one of claims 1 to 2.
4. a kind of computer readable storage medium, which is characterized in that be stored with focusing tooth on the computer readable storage medium The control program of wheel transmission return difference test, when the control program of the focusing gear drive return difference test is executed by the processor The step of realizing the control method of the focusing gear drive return difference test as described in any one of claims 1 to 2.
5. a kind of focusing gear drive return difference test macro, to test the return difference of shadow instrument focusing gear drive, the survey Examination shadow instrument focusing gear drive includes rotating device, driving gear and focusing gear, which is characterized in that the focusing gear Being driven return difference test macro includes:
Position detecting device, to detect the position of engagement of the driving gear and the focusing gear;And
Control system is electrically connected, to receive the position signal control of the position detecting device with the position detecting device The rotating device is made, so that the focusing gear and the driving gear are between initial engagement position and goal mesh position Engagement, the control system includes control device, and the control device includes memory, processor and is stored in the memory The control program that gear drive return difference that is upper and can running on the processor is tested, the control of the gear drive return difference test The electromotion focusing gear of the projector as described in any one of claims 1 to 2 is realized when processing procedure sequence is executed by the processor The step of being driven the control method of return difference test.
6. focusing gear drive return difference test macro as claimed in claim 5, which is characterized in that the position detecting device is Optocoupler sensing device.
7. focusing gear drive return difference test macro as claimed in claim 5, which is characterized in that the control system includes:
Control panel is electrically connected with the rotating device and the position detecting device, to by the rotating device and described The electric signal of position detecting device is converted into digital signal;And
Host computer is electrically connected with the control panel, and the host computer includes the control device.
CN201810997784.8A 2018-08-29 2018-08-29 Focusing gear drive return difference test macro, device and method and storage medium Pending CN109187003A (en)

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Application publication date: 20190111