CN104714141A - Ejector retainner plate test system and method - Google Patents
Ejector retainner plate test system and method Download PDFInfo
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- CN104714141A CN104714141A CN201310687408.6A CN201310687408A CN104714141A CN 104714141 A CN104714141 A CN 104714141A CN 201310687408 A CN201310687408 A CN 201310687408A CN 104714141 A CN104714141 A CN 104714141A
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Abstract
The invention discloses an ejector retainner plate test system and method. The ejector retainner plate test system comprises a to-be-tested ejector retainner plate and a testing machine, the to-be-tested ejector retainner plate is provided with a plurality of to-be-tested ejector pins, the testing machine comprises a transmission device, at least one connector and a simulation digital conversion module, the to-be-tested ejector retainner plate is arranged in the testing machine, a coordinate crosspiece is stored in the testing machine and is provided with coordinate information of the to-be-tested ejector pins, and the testing machine reads the coordinate information; the transmission device is installed on the testing machine and is provided with a probe; the multiple to-be-tested ejector pins are electrically connected to any connecting point of the connector; the connector is electrically connected to the simulation digital conversion module and a digital simulation conversion module. According to the coordinate information recorded by coordinate files, the probe is moved to each to-be-tested ejector pin of the to-be-tested ejector retainner plate through the transmission device for conducting electric testing, information of pin holes where the ejector pins needing debugging on the ejector retainner plate after electric testing is summarized, and debugging is carried out. The ejector retainner plate test system and method have the advantages of being simple in operation program and low in manufacturing cost.
Description
Technical field
The present invention relates to a kind of ejector retainner plate test macro and method, espespecially one utilize a light to paint data (Gerber File) find out the exact connect ion position of each thimble to be measured (pin to be measured) on an ejector retainner plate to be measured test macro and method in the mode be electrically connected arbitrarily.
Background technology
Each pin to be measured according to the actual function that will measure of each pin to be measured (Pin) on circuit board under test, can be connected to corresponding fixed contact, make static test by current and the production line wiring board test practice in advance.Therefore often change different machine, according to the definition of the function of new pin to be measured, corresponding contact will be reconnected to, cause the previous operations complexity prepared instrument and arrange; Moreover, when personnel change, must again be familiar with preparing tool system, increase training cost, and some fixed contact on the thimble to be measured of an ejector retainner plate and its connector, when losing electrical connection because of artificial failure welding, or the multiple fixed contacts on the thimble to be measured of an ejector retainner plate and its connector are too much and not easily except staggering the time, and all can produce many shortcomings:
1, the very complicated trouble of program, increases man-hour and mistake rate.
2, increase cost of manufacture and prepare the storage area of instrument.
3, when preparing instrument and not expected mistake occurring, be also difficult to find out reason at short notice, need artificially progressively to detect.
Summary of the invention
Provide hereinafter about brief overview of the present invention, to provide about the basic comprehension in some of the present invention.Should be appreciated that this general introduction is not summarize about exhaustive of the present invention.It is not that intention determines key of the present invention or pith, and nor is it intended to limit the scope of the present invention.Its object is only provide some concept in simplified form, in this, as the preorder in greater detail discussed after a while.
Fundamental purpose of the present invention is providing a kind of ejector retainner plate test macro and method, utilize a light to paint data (Gerber File) find out each thimble to be measured (pin to be measured) on an ejector retainner plate to be measured exact connect ion position in the mode be electrically connected arbitrarily.So, when utilizing the mode of arbitrary electrical connection, can under the tram of not knowing each thimble to be measured (pin to be measured) on original ejector retainner plate to be measured, test, to find out its tram, and then the shortcoming of " the very complicated trouble of program increases man-hour and mistake rate " that solve prior art and " increase cost of manufacture and prepare the storage area of instrument ".And the present invention utilizes a test macro to test, so do not need artificially progressively to detect.
To achieve these goals, the technical scheme that the present invention takes is:
A kind of ejector retainner plate test macro, comprising: an ejector retainner plate to be measured, has multiple thimble to be measured needing to carry out electric test; And a tester table, comprise a gearing, at least one connector, an Analog-digital Converter module, this ejector retainner plate to be measured can insert this tester table, to carry out electric test, and tester table stores coordinate shelves, these coordinate shelves have the coordinate information of thimble to be measured, and tester table can read this coordinate information; This gearing is installed in tester table, and has a probe; The plurality of thimble to be measured can be electrically connected the arbitrary tie point on this connector; And connector can be electrically connected in this Analog-digital Converter module and a digital-to-analogue conversion module; Wherein, the coordinate information of the thimble to be measured recorded according to this coordinate file, this probe is moved to each thimble to be measured of ejector retainner plate to be measured by this gearing, and utilize Analog-digital Converter module to carry out electric test, summarize the pin hole information at the thimble place needing to carry out debug on electric test back center plate again, and carry out debug.
This electric test comprises a signal and exports test (Board out Test) and a signal input test (Board in Test).
This digital-to-analogue conversion module also comprises multiple passage (Channel).
The present invention also provides a kind of ejector retainner plate method of testing, comprises the following steps: (1) needs multiple on an ejector retainner plate to be measured the arbitrary tie point of thimble electrical connection to be measured at least one connector carrying out electric test; (2) coordinate information of this thimble to be measured is recorded in a coordinate file, and utilizes the tester table can inserting this ejector retainner plate to be measured to read this coordinate information of this coordinate file; (3) gearing on this tester table is by the probe on this gearing, coordinate information according to thimble to be measured moves to each thimble to be measured, to be electrically connected, and carry out electric test by an Analog-digital Converter module (Analog Digital Converter) of this connector of electrical connection; And (4) summarize after electric test, ejector retainner plate needs the pin hole information at the thimble place of carrying out debug, and carry out debug.
Further, step (1) comprises the following steps:
(11) classify, know the upper multiple pin hole of this ejector retainner plate to be measured (Thimble Board) to define which needs to implant thimble;
(12) which to define in multiple thimble to be measured need to carry out a signal and export test (Board outTest) or a signal input test (Board in Test); And
(13) according to this classification, a connecting line of each thimble to be measured is electrically connected to the arbitrary tie point on this at least one connector.
Further, step (2) comprises the following steps:
(21) this coordinate information of sorted each thimble to be measured is recorded in a coordinate file; And
(22) this ejector retainner plate to be measured is inserted this tester table, tester table reads the coordinate information in coordinate file.
Further, step (3) comprises the following steps:
(31) whether a signal is carried out to the thimble arbitrary to be measured on this ejector retainner plate to be measured and export test, if yes, enter step (32), if NO, enter step (34);
(32) this signal is carried out to the thimble arbitrary to be measured on ejector retainner plate to be measured and export test;
(33) whether signal is carried out to the thimble to be measured of next on ejector retainner plate to be measured and export test, if yes, enter step (32), if NO, enter step (34);
(34) whether a signal input test is carried out to the thimble arbitrary to be measured on ejector retainner plate to be measured, if yes, enter step (35), if NO, enter step (4);
(35) a signal input test is carried out to the thimble arbitrary to be measured on ejector retainner plate to be measured; And
(36) whether signal input test is carried out to the thimble to be measured of next on ejector retainner plate to be measured, if yes, enter step (35), if NO, enter step (4).
Further, step (4) comprises the following steps:
(41) summarize after a signal output test or a signal input test, ejector retainner plate needs the pin hole information at the thimble place of carrying out debug; And
(42) debugger is carried out.
Further, step (32) comprises the following steps:
(321) central processing unit (CPU) in this tester table is ordered a universal input to export control buffer and is sent a high levle signal to an integrated circuit (IC), and the voltage of 3.3V is introduced on this probe of this gearing by this integrated circuit;
(322) tester table is according to this coordinate information of this coordinate file, the probe of gearing is moved to this thimble to be measured on this needle plate to be measured, and probe and thimble to be measured are electrically connected;
(323) whether tester table has introducing voltage by this Analog-digital Converter module interpretation thimble to be measured, if yes, enters step (324), if NO, enters step (325);
(324) coordinate of the coordinate information in coordinate file and a channel of Analog-digital Converter module match, and enter step (33); And
(325) thimble to be measured has electrical connection problem, line item of going forward side by side, and enters step (33).
Further, step (35) comprises the following steps:
(351) central processing unit order one universal input in this tester table exports control buffer and sends a low level signal to an integrated circuit (IC), to be connected on this probe of this gearing by Analog-digital Converter modular electrical;
(352) tester table is according to this coordinate information of this coordinate file, the probe of gearing is moved to another thimble to be measured on this ejector retainner plate to be measured, and probe and this another thimble to be measured are electrically connected;
(353) tester table sends the voltage of 3.3V to thimble to be measured by a digital-to-analogue conversion module (Digital Analog Converter);
(354) whether the voltage that tester table sends 3.3V by this Analog-digital Converter module interpretation by this digital-to-analogue conversion module has arrival Analog-digital Converter module, if yes, enter step (355), if NO, enter step (356);
(355) coordinate of the coordinate information in coordinate file and a channel of digital-to-analogue conversion module match, and enter step (36); And
(356) thimble to be measured and digital-to-analogue conversion module multiple channels one have electrical connection problem, line item of going forward side by side, enter step (36).
Compared with prior art, the invention has the beneficial effects as follows:
The present invention utilize a light to paint data (Gerber File) find out each thimble to be measured (pin to be measured) on an ejector retainner plate to be measured exact connect ion position in the mode be electrically connected arbitrarily.So, when utilizing the mode of arbitrary electrical connection, under the tram of not knowing each thimble to be measured (pin to be measured) on original ejector retainner plate to be measured, can test, to find out its tram, there is running program simple, the advantage that cost of manufacture is low.And the present invention utilizes a test macro to test, so do not need artificially progressively to detect.
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 configuration diagram of the preferred embodiment of a kind of ejector retainner plate test macro of the present invention;
Fig. 2 is the gearing schematic diagram of the preferred embodiment of ejector retainner plate test macro of the present invention;
Fig. 3 is the pass schematic diagram of the ejector retainner plate to be measured of the preferred embodiment of ejector retainner plate test macro of the present invention, thimble to be measured and connector;
Fig. 4 is that the signal of the preferred embodiment of ejector retainner plate test macro of the present invention exports test circuit schematic diagram;
Fig. 5 is the signal input test circuit diagram of the preferred embodiment of ejector retainner plate test macro of the present invention;
Fig. 6 is that the step of this preferred embodiment of an ejector retainner plate method of testing of the present invention is graphic.
[symbol description]
(1)-(24) number of steps;
1 ejector retainner plate test macro;
11 ejector retainner plates to be measured;
111 thimbles to be measured;
12 tester tables;
121 coordinate shelves;
1211 coordinate informations;
122 gearings;
1221 probes;
123 connectors;
1231 tie points;
124 Analog-digital Converter modules;
1241 passages;
125 digital-to-analogue conversion modules;
1251 passages;
126 central processing units;
127 universal inputs export and control buffer;
128 integrated circuit.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.The element described in an accompanying drawing of the present invention or a kind of embodiment and feature can combine with the element shown in one or more other accompanying drawing or embodiment and feature.It should be noted that for purposes of clarity, accompanying drawing and eliminate expression and the description of unrelated to the invention, parts known to persons of ordinary skill in the art and process in illustrating.Based on the embodiment in the present invention, those of ordinary skill in the art, not paying the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
See Fig. 1, the configuration diagram of a preferred embodiment of a kind of ejector retainner plate test macro of the present invention.This ejector retainner plate test macro 1 comprises: an ejector retainner plate to be measured (Thimble Board) 11, has multiple thimble to be measured 111 needing to carry out electric test, and a tester table 12, comprise a gearing 122, multiple connector (Connector) 123, Analog-digital Converter module (Analog DigitalConverter) 124, this ejector retainner plate 11 to be measured can insert this tester table 12, to carry out electric test, and tester table 12 stores coordinate shelves 121, with the present embodiment, one gerber files (GerberFile), these coordinate shelves 121 have the coordinate information 1211 of thimble to be measured, and tester table 12 can read this coordinate information 1211, this gearing 122 is installed in tester table 12, and has a probe 1221, with the present embodiment, and a Z axis probe, the plurality of thimble to be measured 111 at random can be electrically connected the arbitrary tie point 1231 on this connector 123, and connector 123 can be electrically connected in this Analog-digital Converter module 124 and a digital-to-analogue conversion module 125, wherein, the coordinate information 1211 of the thimble to be measured 111 recorded according to this coordinate file 121, this probe 1221 is moved to each thimble 111 to be measured of ejector retainner plate 11 to be measured by this gearing 122, and utilize Analog-digital Converter module 124 to carry out electric test, with the present embodiment, this electric test comprises a signal and exports test (Board out Test) and a signal input test (Board in Test), summarize the pin hole (not shown) information at thimble 111 place needing to carry out debug on electric test back center plate 11 again, and carry out debug.
Moreover, also comprise a central processing unit (CPU) 126, universal input in this tester table 12 and export control buffer 127, integrated circuit (IC) 128 and a digital-to-analogue conversion module (DigitalAnalog Converter) 125; And this digital-to-analogue conversion module 125 also comprises multiple passage (Channel) 1251, Analog-digital Converter module 124 also comprises multiple passage (Channel) 1241.So, by the running of each inter-module shown in Fig. 1, electric test can be carried out to thimble multiple on ejector retainner plate 11, and then obtain the information of pin hole of its position of thimble needing to carry out debug.
Fig. 2 to Fig. 5 is coordinated see Fig. 6, the step of this preferred embodiment of an ejector retainner plate method of testing of the present invention is graphic, the gearing schematic diagram of the preferred embodiment of ejector retainner plate test macro of the present invention, the pass schematic diagram of the ejector retainner plate to be measured of the preferred embodiment of ejector retainner plate test macro of the present invention, thimble to be measured and connector, the signal of the preferred embodiment of ejector retainner plate test macro of the present invention exports test circuit schematic diagram, and the signal input test circuit diagram of the preferred embodiment of ejector retainner plate test macro of the present invention.As shown in Figure 6, an ejector retainner plate method of testing of the present invention comprises the following steps:
(1) start;
(2) classify, to define on clear ejector retainner plate to be measured (Thimble Board) 11 multiple pin hole, which needs to implant thimble (Thimble);
(3) which to define in multiple thimble to be measured 111 need to carry out a signal and export test (Board outTest) or a signal input test (Board in Test), as shown in Figure 3;
(4) according to this classification, one connecting line 1111 of each thimble 111 to be measured is at random electrically connected to arbitrary tie point of any one connector 123 of multiple connector (Connector) 123, as shown in Figure 3, only with a connector signal, but this tie point is not shown;
(5) be recorded in coordinate file 121 by the coordinate information 1211 of sorted each thimble 111 to be measured, with the present embodiment, coordinate shelves 121 are that a light paints archives (Gerber File);
(6) ejector retainner plate 11 to be measured is inserted this tester table 12, tester table 12 reads the coordinate information 1211 in coordinate file 121;
(7) whether a signal is carried out to the thimble arbitrary to be measured 111 on ejector retainner plate 11 to be measured and export test (Board out Test), if yes, enter step (8), if NO, enter step (14);
(8) central processing unit (CPU) the 126 order universal input in tester table 12 exports and controls buffer 127, to send a high levle signal to integrated circuit (IC) 128, the voltage of 3.3V is introduced on a probe 1221 of gearing 122 by integrated circuit 128, with the present embodiment, probe 1221 is a Z axis probe, as shown in Fig. 2 and Fig. 4;
(9) tester table 12 is according to the coordinate information 1211 of coordinate file 121, and the probe 1221 of gearing 122 is moved to the thimble to be measured 111 on ejector retainner plate 11 to be measured, and probe 1221 and thimble 111 to be measured are electrically connected;
(10) whether tester table 12 has introducing 3.3V voltage by Analog-digital Converter module (Analog DigitalConverter) 124 interpretation thimble 111 to be measured, if yes, enter step (11), if NO, enter step (12);
(11) passage 1241 of one of a coordinate of the coordinate information 1211 in coordinate file 121 and multiple passages (Channel) 1241 of Analog-digital Converter module 124 matches, and enters step (13);
(12) thimble 111 to be measured has electrical connection problem, line item of going forward side by side, and enters step (13);
(13) whether signal is carried out to next thimble 111 to be measured of ejector retainner plate 11 to be measured and export test, if yes, enter step (8), if NO, enter step (14);
(14) whether signal input test (Board in Test) is carried out to the thimble arbitrary to be measured 111 of ejector retainner plate 11 to be measured, if yes, enter step (15), if NO, enter step (22);
(15) the central processing unit 126 order universal input in tester table 12 exports and controls buffer 127, to send a low level signal to integrated circuit 128, Analog-digital Converter module 124 to be electrically connected to the probe 1221 on gearing 122, as shown in Figure 5;
(16) tester table 12 is according to the coordinate information 1211 of coordinate file 121, the probe 1221 of gearing 122 is moved to another thimble 111 to be measured on ejector retainner plate 11 to be measured, and probe 1221 and this another thimble 111 to be measured are electrically connected;
(17) tester table 12 sends the voltage of 3.3V to thimble 111 to be measured by digital-to-analogue conversion module (Digital AnalogConverter) 125;
(18) whether tester table 12 has arrival Analog-digital Converter module 124 by the 3.3V voltage that Analog-digital Converter module 124 interpretation is sent by digital-to-analogue conversion module 125, if yes, enter step (19), if NO, enter step (20);
(19) channel 1251 of a coordinate of the coordinate information 1211 in coordinate file 121 and multiple channels 1251 of digital-to-analogue conversion module 125 matches, and enters step (21);
(20) thimble 111 to be measured has electrical connection problem, line item of going forward side by side with a channel 1251 of multiple channels 1251 of digital-to-analogue conversion module 125;
(21) whether signal input test is carried out to next thimble 111 to be measured of ejector retainner plate 11 to be measured, if yes, enter step (15), if NO, enter step (22);
(22) information needing the pin hole of thimble 111 position of carrying out on the ejector retainner plate 11 of debug after signal output test or signal input test is listed;
(23) debugger is carried out;
(24) terminate.
So, in sum, the advantage can understanding a kind of ejector retainner plate test macro of the present invention and method is, when because of personnel's unusual fluctuation, data handing-over is unclear, and some fixed contact on a circuit board and its connector is when losing electrical connection because of artificial failure welding, or one multiple fixed contacts on circuit board and its connector too much and not easily except staggering the time, circuit board making can be become an ejector retainner plate to be measured by the present invention, utilize light to paint data (Gerber File) find out each thimble to be measured and connector on this ejector retainner plate to be measured electric connecting relation in the mode be electrically connected arbitrarily.Therefore, the present invention can not know that circuit board is original with under the electric connecting relation of connector, reconstruction original electric connecting relation each other; Moreover, when fixed contact finds out its electric connecting relation and not easily except staggering the time, the mode that the present invention can be electrically connected arbitrarily locates errors too much and not easily, carry out debug.
State in each embodiment on the invention, the sequence number of embodiment, only just in description, does not represent the quality of embodiment.The description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.
In the embodiments such as apparatus and method of the present invention, obviously, each parts or each step reconfigure after can decomposing, combine and/or decomposing.These decompose and/or reconfigure and should be considered as equivalents of the present invention.Simultaneously, above in the description of the specific embodiment of the invention, the feature described for a kind of embodiment and/or illustrate can use in one or more other embodiment in same or similar mode, combined with the feature in other embodiment, or substitute the feature in other embodiment.
Should emphasize, term " comprises/comprises " existence referring to feature, key element, step or assembly when using herein, but does not get rid of the existence or additional of one or more further feature, key element, step or assembly.
Although last it is noted that described the present invention and advantage thereof in detail above, be to be understood that and can carry out various change when not exceeding the spirit and scope of the present invention limited by appended claim, substituting and converting.And scope of the present invention is not only for the specific embodiment of the process described by instructions, equipment, means, method and step.One of ordinary skilled in the art will readily appreciate that from disclosure of the present invention, can use perform the function substantially identical with corresponding embodiment described herein or obtain and its substantially identical result, existing and that will be developed in the future process, equipment, means, method or step according to the present invention.Therefore, appended claim is intended to comprise such process, equipment, means, method or step in their scope.
Claims (10)
1. an ejector retainner plate test macro, is characterized in that, comprising:
One ejector retainner plate to be measured, has multiple thimble to be measured needing to carry out electric test; And
One tester table, comprises a gearing, at least one connector, an Analog-digital Converter module,
This ejector retainner plate to be measured can insert this tester table, and to carry out electric test, and tester table stores coordinate shelves, and these coordinate shelves have the coordinate information of thimble to be measured, and tester table can read this coordinate information; This gearing is installed in tester table, and has a probe; The plurality of thimble to be measured can be electrically connected in the arbitrary tie point on this connector; And connector can be electrically connected in this Analog-digital Converter module and a digital-to-analogue conversion module;
Wherein, the coordinate information of the thimble to be measured recorded according to this coordinate file, this probe is moved to each thimble to be measured of ejector retainner plate to be measured by this gearing, and utilize Analog-digital Converter module to carry out electric test, summarize the pin hole information at the thimble place needing to carry out debug on electric test back center plate again, and carry out debug.
2. ejector retainner plate test macro as claimed in claim 1, is characterized in that, this electric test comprises a signal and exports test and a signal input test.
3. ejector retainner plate test macro as claimed in claim 2, it is characterized in that, this digital-to-analogue conversion module also comprises multiple passage.
4. an ejector retainner plate method of testing, is characterized in that, comprises the following steps:
(1) need multiple on an ejector retainner plate to be measured the arbitrary tie point of thimble electrical connection to be measured at least one connector carrying out electric test;
(2) coordinate information of this thimble to be measured is recorded in a coordinate file, and utilizes the tester table can inserting this ejector retainner plate to be measured to read this coordinate information of this coordinate file;
(3) gearing on this tester table is by the probe on this gearing, coordinate information according to thimble to be measured moves to each thimble to be measured, to be electrically connected, and carry out electric test by the Analog-digital Converter module being electrically connected this connector; And
(4) summarize after electric test, ejector retainner plate needs the pin hole information at the thimble place of carrying out debug, and carry out debug.
5. ejector retainner plate method of testing as claimed in claim 4, it is characterized in that, step (1) comprises the following steps:
(11) classify, to know on this ejector retainner plate to be measured multiple pin hole to define which needs to implant thimble;
(12) which to define in multiple thimble to be measured need to carry out a signal and export test or a signal input test; And
(13) according to this classification, a connecting line of each thimble to be measured is electrically connected to the arbitrary tie point on this at least one connector.
6. ejector retainner plate method of testing as claimed in claim 4, it is characterized in that, step (2) comprises the following steps:
(21) this coordinate information of sorted each thimble to be measured is recorded in a coordinate file; And
(22) this ejector retainner plate to be measured is inserted this tester table, tester table reads the coordinate information in coordinate file.
7. ejector retainner plate method of testing as claimed in claim 4, it is characterized in that, step (3) comprises the following steps:
(31) whether a signal is carried out to the thimble arbitrary to be measured on this ejector retainner plate to be measured and export test, if yes, enter step (32), if NO, enter step (34);
(32) this signal is carried out to the thimble arbitrary to be measured on ejector retainner plate to be measured and export test;
(33) whether signal is carried out to the thimble to be measured of next on ejector retainner plate to be measured and export test, if yes, enter step (32), if NO, enter step (34);
(34) whether a signal input test is carried out to the thimble arbitrary to be measured on ejector retainner plate to be measured, if yes, enter step (35), if NO, enter step (4);
(35) a signal input test is carried out to the thimble arbitrary to be measured on ejector retainner plate to be measured; And
(36) whether signal input test is carried out to the thimble to be measured of next on ejector retainner plate to be measured, if yes, enter step (35), if NO, enter step (4).
8. ejector retainner plate method of testing as claimed in claim 4, it is characterized in that, step (4) comprises the following steps:
(41) summarize after a signal output test or a signal input test, ejector retainner plate needs the pin hole information at the thimble place of carrying out debug; And
(42) debugger is carried out.
9. ejector retainner plate method of testing as claimed in claim 7, it is characterized in that, step (32) comprises the following steps:
(321) central processing unit order one universal input in this tester table exports control buffer and sends a high levle signal to an integrated circuit, and the voltage of 3.3V is introduced on this probe of this gearing by this integrated circuit;
(322) tester table is according to this coordinate information of this coordinate file, the probe of gearing is moved to this thimble to be measured on this needle plate to be measured, and probe and thimble to be measured are electrically connected;
(323) whether tester table has introducing voltage by this Analog-digital Converter module interpretation thimble to be measured, if yes, enters step (324), if NO, enters step (325);
(324) coordinate of the coordinate information in coordinate file and a channel of Analog-digital Converter module match, and enter step (33); And
(325) thimble to be measured has electrical connection problem, line item of going forward side by side, and enters step (33).
10. ejector retainner plate method of testing as claimed in claim 7, it is characterized in that, step (35) comprises the following steps:
(351) central processing unit order one universal input in this tester table exports control buffer and sends a low level signal to an integrated circuit, to be connected on this probe of this gearing by Analog-digital Converter modular electrical;
(352) tester table is according to this coordinate information of this coordinate file, the probe of gearing is moved to another thimble to be measured on this ejector retainner plate to be measured, and probe and this another thimble to be measured are electrically connected;
(353) tester table sends the voltage of 3.3V to thimble to be measured by a digital-to-analogue conversion module;
(354) whether the voltage that tester table sends 3.3V by this Analog-digital Converter module interpretation by this digital-to-analogue conversion module has arrival Analog-digital Converter module, if yes, enter step (355), if NO, enter step (356);
(355) coordinate of the coordinate information in coordinate file and a channel of digital-to-analogue conversion module match, and enter step (36); And
(356) thimble to be measured and digital-to-analogue conversion module multiple channels one have electrical connection problem, line item of going forward side by side, enter step (36).
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| CN201310687408.6A CN104714141A (en) | 2013-12-13 | 2013-12-13 | Ejector retainner plate test system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108693459A (en) * | 2017-10-19 | 2018-10-23 | 曹宁 | Two point VI curved scannings for various circuit boards compare method for diagnosing faults |
| CN109581008A (en) * | 2019-01-10 | 2019-04-05 | 浙江杭可科技股份有限公司 | A kind of needle plate test device |
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Application publication date: 20150617 |