CN101625272B - Method and device for detecting installing condition of automobile instrument pointer - Google Patents
Method and device for detecting installing condition of automobile instrument pointer Download PDFInfo
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- CN101625272B CN101625272B CN2008100404847A CN200810040484A CN101625272B CN 101625272 B CN101625272 B CN 101625272B CN 2008100404847 A CN2008100404847 A CN 2008100404847A CN 200810040484 A CN200810040484 A CN 200810040484A CN 101625272 B CN101625272 B CN 101625272B
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Abstract
The invention discloses a method for detecting installing condition of an automobile instrument pointer, which comprises the following steps: clamping an instrument by using a clamp, loading the pointer by using a die, transferring the pointer to the underside of an oil hydraulic cylinder or an air cylinder by using the clamp, arranging a strain pressure head in the oil hydraulic cylinder or the air cylinder, pressing the pointer into the instrument by using the strain pressure head, arranging a mechanical height limiting device between the strain pressure head or the pointer and the instrument, arranging a pressure sensor in the strain pressure head, measuring the pressure in a down pressing process of the strain pressure head by using the pressure sensor, transmitting a pressure signal to a computer by using a signal wire, recording the pressure change value on the strain pressure head in real time by the computer, and outputting the obtained maximum pressure value through a display device. A detecting device consists of the mechanical height limiting device, the clamp and the oil hydraulic cylinder or the air cylinder. The method and the device measure the friction force between the pointer and the instrument by using the strain pressure head, ensure the pressing height of the pointer by using the mechanical height limiting device, and improve the assembly efficiency and the assembly precision of the automobile instrument pointer.
Description
Technical field:
The present invention relates to mechanical field, relate in particular to the gauge pointer rigging equipment, particularly a kind of installing condition of automobile instrument pointer detection method and device.
Background technology:
In the prior art, the pointer of automobile instrument is by manually being installed on the instrument.The compression distance of pointer can only be by hand-guided.Therefore efficiency of assembling and assembly precision are all lower.
Summary of the invention:
The object of the present invention is to provide a kind of installing condition of automobile instrument pointer detection method, described this installing condition of automobile instrument pointer detection method is put the efficiency of assembling and the low technical matters of assembly precision that will solve automobile meter pointer in the prior art.
This installing condition of automobile instrument pointer detection method of the present invention, comprise a step and a step of utilizing friction force between sensor measurement pointer and the instrument of utilizing mechanical height limiter to measure the pointer fitting depth, wherein, in the step of described measurement pointer fitting depth, utilize an anchor clamps clamping instrument, and utilize a mould to load pointer, utilize described anchor clamps pointer to be transferred to the below of an oil hydraulic cylinder or cylinder, be provided with the strain manometric head in described oil hydraulic cylinder or the cylinder, utilize described strain manometric head that pointer is pressed into instrument, described mechanical height limiter is arranged between strain manometric head or pointer and the instrument, between described measurement pointer and instrument in the step of friction force, in the strain manometric head, pressure transducer is set, utilize pressure transducer to measure the strain manometric head and press down pressure in the process, and utilize signal wire with pressure signal transmission to a computing machine, by the change value of pressure on the described computer real-time record strain manometric head, and the maximum pressure value that obtains by display device output.
Further, in the step of described measurement pointer fitting depth, utilize auto-induction apparatus that pointer is locked in the described anchor clamps.
The present invention also provides a kind of device of realizing above-mentioned installing condition of automobile instrument pointer detection method, described this pick-up unit is made of mechanical height limiter, anchor clamps, oil hydraulic cylinder or cylinder, wherein, be provided with the strain manometric head in described oil hydraulic cylinder or the cylinder, described mechanical height limiter is arranged in the stroke of strain manometric head, be provided with pressure transducer in the strain manometric head, described pressure transducer is connected with a computing machine by signal wire, is connected with display device on the described computing machine.
Further, described pressure transducer is connected with described computing machine by signal wire, interface circuit.
Concrete, mechanical height limiter, anchor clamps, oil hydraulic cylinder or cylinder described in the present invention, strain manometric head, pressure transducer and interface circuit all can adopt known schemes of the prior art, about mechanical height limiter, anchor clamps, oil hydraulic cylinder or cylinder, strain manometric head, pressure transducer and interface circuit known schemes in the prior art, those skilled in the art all understands, does not repeat them here.
Principle of work of the present invention is: mechanical height limiter guarantees the highly uniqueness that is pressed into of pointer.Instrument is put into anchor clamps and closed lid, automatically inductive means pins and provides power supply with instrument, make instrument enter the pressing pattern, at this time put into the mould of pointer to appointment, press start button simultaneously, anchor clamps are advanced to product below the oil hydraulic cylinder or cylinder that has the strain manometric head automatically, and gauge pointer is pressed into instrument, owing to be mechanical limit for height, so stopped getting off after having arrived the degree of depth that presses down.When oil hydraulic cylinder or cylinder decline, trigger a stroke sensor, the test procedure that is arranged on then in the computing machine begins the change value of pressure that pressure transducer transmits in the real time record strain manometric head, variation by the electrostrictive strain resistance obtains the Weak current variation, be converted into unit of weight at last via interface circuit and computing machine then, and the whether detection by the pressure and the degree of depth to this product of operator of the inner setting by computing machine and screen display.
The present invention and prior art compare, and its effect is actively with tangible.The present invention utilizes the strain manometric head that pointer is pressed into instrument, utilize mechanical height limiter to guarantee the highly uniqueness that is pressed into of pointer, utilize the change value of pressure that pressure transducer transmits in the computer real-time record strain manometric head, by screen display whether detection by the pressure and the degree of depth to this product of operator.The efficiency of assembling and the assembly precision of automobile meter pointer have been improved.
Description of drawings
Fig. 1 is the principle schematic of a kind of installing condition of automobile instrument pointer detection method of the present invention.
Embodiment
Embodiment 1:
As shown in Figure 1, installing condition of automobile instrument pointer detection method of the present invention, comprise a step and a step of utilizing friction force between sensor measurement pointer and the instrument of utilizing mechanical height limiter (not shown) to measure the pointer fitting depth, wherein, in the step of described measurement pointer fitting depth, utilize an anchor clamps clamping instrument, and utilize a mould to load pointer, utilize described anchor clamps pointer to be transferred to the below of an oil hydraulic cylinder or cylinder 1, be provided with strain manometric head 2 in described oil hydraulic cylinder or the cylinder 1, utilize described strain manometric head 2 that pointer is pressed into instrument, described mechanical height limiter is arranged between strain manometric head 2 or pointer and the instrument, between described measurement pointer and instrument in the step of friction force, the pressure transducer (not shown) is set in strain manometric head 2, utilize pressure transducer to measure the pressure that strain manometric head 2 presses down in the process, and utilize signal wire with pressure signal transmission to a computing machine 3, by the change value of pressure on the described computing machine 3 real time record strain manometric heads 2, and the maximum pressure value that obtains by display device 4 output.
Further, in the step of described measurement pointer fitting depth, utilize the auto-induction apparatus (not shown) that pointer is locked in the described anchor clamps (not shown).
The present invention also provides a kind of device of realizing above-mentioned installing condition of automobile instrument pointer detection method, described this pick-up unit is made of mechanical height limiter, anchor clamps, oil hydraulic cylinder or cylinder 1, wherein, be provided with strain manometric head 2 in described oil hydraulic cylinder or the cylinder 1, described mechanical height limiter is arranged in the stroke of strain manometric head 2, be provided with pressure transducer in the strain manometric head 2, described pressure transducer is connected with a computing machine 3 by signal wire, is connected with display device 4 on the described computing machine 3.
Further, described pressure transducer is connected with described computing machine 3 by signal wire, interface circuit.
Concrete, mechanical height limiter described in the present invention, anchor clamps, oil hydraulic cylinder or cylinder 1, strain manometric head 2, pressure transducer and interface circuit all can adopt known schemes of the prior art, about mechanical height limiter, anchor clamps, oil hydraulic cylinder or cylinder 1, strain manometric head 2, pressure transducer and interface circuit known schemes in the prior art, those skilled in the art all understands, does not repeat them here.
In a preferred embodiment of the present invention, mechanical height limiter guarantees the highly uniqueness that is pressed into of pointer.Instrument is put into anchor clamps and closed lid, automatically inductive means pins and provides power supply with instrument, make instrument enter the pressing pattern, at this time put into the mould of pointer to appointment, press start button simultaneously, anchor clamps are advanced to product below the oil hydraulic cylinder or cylinder 1 that has strain manometric head 2 automatically, and gauge pointer is pressed into instrument, owing to be mechanical limit for height, so stopped getting off after having arrived the degree of depth that presses down.When oil hydraulic cylinder or cylinder 1 decline, trigger a stroke sensor, the test procedure that is arranged on then in the computing machine 3 begins the change value of pressure that pressure transducer transmits in the real time record strain manometric head 2, variation by the electrostrictive strain resistance obtains the Weak current variation, be converted into unit of weight at last via interface circuit and computing machine 3 then, and the whether detection by the pressure and the degree of depth to this product of operator of the inner setting by computing machine 3 and screen display.
Concrete, be connected with power module 4, peripheral drive circuit 5 and scanner 6 on the bus of computing machine 3.
Claims (4)
1. installing condition of automobile instrument pointer detection method, comprise a step and a step of utilizing friction force between sensor measurement pointer and the instrument of utilizing mechanical height limiter to measure the pointer fitting depth, it is characterized in that: in the step of described measurement pointer fitting depth, utilize an anchor clamps clamping instrument, and utilize a mould to load pointer, utilize described anchor clamps pointer to be transferred to the below of an oil hydraulic cylinder or cylinder, be provided with the strain manometric head in described oil hydraulic cylinder or the cylinder, utilize described strain manometric head that pointer is pressed into instrument, described mechanical height limiter is arranged between strain manometric head or pointer and the instrument, between described measurement pointer and instrument in the step of friction force, in the strain manometric head, pressure transducer is set, utilize pressure transducer to measure the strain manometric head and press down pressure in the process, and utilize signal wire with pressure signal transmission to a computing machine, by the change value of pressure on the described computer real-time record strain manometric head, and the maximum pressure value that obtains by display device output.
2. installing condition of automobile instrument pointer detection method as claimed in claim 1 is characterized in that: in the step of described measurement pointer fitting depth, utilize auto-induction apparatus that pointer is locked in the described anchor clamps.
3. device of realizing installing condition of automobile instrument pointer detection method as claimed in claim 1, constitute by mechanical height limiter, anchor clamps, oil hydraulic cylinder or cylinder, it is characterized in that: be provided with the strain manometric head in described oil hydraulic cylinder or the cylinder, described mechanical height limiter is arranged in the stroke of strain manometric head, be provided with pressure transducer in the strain manometric head, described pressure transducer is connected with a computing machine by signal wire, is connected with display device on the described computing machine.
4. device as claimed in claim 3 is characterized in that: described pressure transducer is connected with described computing machine by signal wire, interface circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100404847A CN101625272B (en) | 2008-07-11 | 2008-07-11 | Method and device for detecting installing condition of automobile instrument pointer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100404847A CN101625272B (en) | 2008-07-11 | 2008-07-11 | Method and device for detecting installing condition of automobile instrument pointer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101625272A CN101625272A (en) | 2010-01-13 |
| CN101625272B true CN101625272B (en) | 2011-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100404847A Active CN101625272B (en) | 2008-07-11 | 2008-07-11 | Method and device for detecting installing condition of automobile instrument pointer |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930999B (en) * | 2015-05-20 | 2017-05-17 | 航天科技控股集团股份有限公司 | Detection module and detection method for crimping position of vehicle instrument pointer |
| CN104827267B (en) * | 2015-05-20 | 2017-03-29 | 航天科技控股集团股份有限公司 | Automobile meter pointer crimping position control module and control method |
| CN105783967A (en) * | 2016-03-24 | 2016-07-20 | 航天科技控股集团股份有限公司 | Decorative positioning device of automobile instrument pointer |
| CN105606358B (en) * | 2016-03-25 | 2018-05-22 | 航天科技控股集团股份有限公司 | A kind of full-automatic gauge pointer stretching force detecting apparatus |
| CN107063542B (en) * | 2017-04-25 | 2019-08-30 | 航天科技控股集团股份有限公司 | A kind of automobile meter pointer pressing pressure maximum value detection method |
| CN107656453B (en) * | 2017-09-18 | 2024-04-12 | 上海伟世通汽车电子系统有限公司 | Automobile instrument pointer pressing-in equipment and method thereof |
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| CN101625272A (en) | 2010-01-13 |
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