CN100356184C - Loaded board test method - Google Patents
Loaded board test method Download PDFInfo
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- CN100356184C CN100356184C CNB2005100016462A CN200510001646A CN100356184C CN 100356184 C CN100356184 C CN 100356184C CN B2005100016462 A CNB2005100016462 A CN B2005100016462A CN 200510001646 A CN200510001646 A CN 200510001646A CN 100356184 C CN100356184 C CN 100356184C
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Abstract
The present invention relates to a test method of a real mounting board, which mainly comprises a wire coil, a needle dial, linear probes, a buffer element for the needle dial, a buffer element for the probes, a protection plate, and a linear bearing set, etc., wherein the needle dial is combined with the wire coil by the linear bearing set, and the needle dial and the wire coil are partitioned by the buffer element for the needle dial; the needle dial is composed of a carrier plate, a plurality of blocks of guiding plates and needle movable plates; each of the linear probes is vertically or slantways inserted in a carrier plate in sequence; each of the guiding plates are preliminarily provided with inserting holes corresponding to the needle movable plates, the head end of each of the guiding plates just corresponds to points to be measured of objects to be measured, and the tail end is inserted in the supporting-butting part of the top end of the buffer element for the probes. In addition, the protection plate is arranged in a setting thickness and are superposed and arranged between the wire coil and the needle dial, which can make the test reach accurate, stable and reliable test effects.
Description
Technical field
The present invention relates to a kind of testing apparatus of loaded board, particularly relate to a kind of testing apparatus that can provide more accurate, stable to the loaded board of finishing electrical equipment installing and the small measuring point of tool and detect the loaded board of running really.
Background technology
The existing known circuit board enforcement of finishing the electrical equipment installing is detected (is commonly called as the ICT test, or In Circuit Test) employed equipment, on the whole as shown in Figure 1, it mainly is to be provided with a kickboard 10 for loaded board 1 bearing, be to be provided with holding tank 101 on it, and be provided with through hole 102 in the corresponding position of tested point 12 in electrical equipment 11 corresponding positions of loaded board 1; One drum 20, be by a slice clamping plate 201 stacked combination at least and be placed on the machine plate 30, it is that the position is below kickboard 10 and utilize to install and prop up pilot pin 5 in last plural number and be set in the correspondence perforation 103 that kickboard 10 is provided with, and combine with kickboard 10, be to be respectively equipped with a jack 2011 in each through hole 102 corresponding position of kickboard 10; A plurality of kickboard buffer elements 40 are to be installed between the outermost layer clamping plate 201 of kickboard 10 and drum 20, make kickboard 10 have the acting force of elasticity lifting at any time; Plurality of probes group 50 is to settle each jack 2011 position that is positioned at drum 20 respectively, and to cause probe 504 be to stretch in the through hole 102 of kickboard 10 and corresponding with the tested point 12 of loaded board 1;
Promptly, machines implement to detect action and when loaded board 1 pressed down, with this kickboard 10 be can be related pressed down by elasticity, then the probe 504 of this probe groups 50 just can directly touch tested point 12, and the signal that records is transferred to machines via lead 51 finishes and detect running.
Above-mentioned, the structure of this probe groups 50 wherein, as shown in Figures 2 and 3, mainly be to have an outer sleeve 501, its tail end is to be mounted with a lead 51 that is connected in machines, and adjacent upper end is provided with an outward flange 5011, can use the jack 2011 that direct plant is installed in drum 20; One inner sleeve 502 is to be located in the outer sleeve 501, and two correspondences of utilizing outer sleeve 501 side faces are towards the suitable tightness clampings of concave point 5012 row; One flexible member 503 is to place in the inner sleeve 502; One probe 504, be to be moving type to be located in inner sleeve 502 and to bear responsibility for flexible member 503, adjacent lower end is provided with the rank, location 5041 of path slightly, makes just to be the inward flange 5021 block anticreeps of inner sleeve 502 side faces, and the upper end is to expose to inner sleeve 502 with suitable length.When implementing Assembly Action, this probe 504 is inward flange 5021 blocks by inner sleeve 502, and born responsibility by flexible member 503, and the elasticity ascending, descending that maintenance does not break away from inner sleeve 502 action; When outer sleeve 501 plant be positioned at jack 2011 corresponding to the drum clamping plate 201 of the tested point 12 of loaded board 1 to be measured after, the inner sleeve 502 that the technician finishes this assembling probe 504 and flexible member 503 more in advance is inserted in outer sleeve 501 one by one, and do suitable tightness clamping towards concave point 5012 by two of outer sleeve 501, continue it, this kickboard 10 is that the pilot pin 5 that is installed in drum 20 is aimed in the perforation 103 that will preset again respectively
The tested point 12 corresponding through holes 102 of this and loaded board to be measured 1 can directly be placed for probe 504, and be just to bear responsibility to keep the elasticity start for kickboard buffer element 40.
Undeniable, the testing apparatus of the above-mentioned loaded board that constitutes, really can reach the effect of seasonable use, only, at present electronics, communication ... the circuit board that waits commodity to use is small pieces more and more, and cause the electrical equipment that is installed on and be under the related more and more little situation as the tested point spacing that detects usefulness, the dealer realizes that but this obviously can produce following disappearance in the use:
1, because the design of probe groups 50 is minimum, so this inner sleeve 502 itself is to the utmost is under the tiny situation, this flexible member 503 that is that the moving type group is located at inner sleeve 502 will be more tiny with probe 504, so, not only be very expensive and uneconomical situation arranged on manufacturing cost, especially, the high trouble of the hierarchy of skill, inconvenience and uneconomical shortcoming are also arranged in assembling.
2, be very tiny owing to this places the flexible member 503 of inner sleeve 502, so its serviceable life is inevitable not long, in case and flexible member 503 damages will directly influence the test effect, so, the dealer is under the situation of essential periodic replacement probe groups 50, and just obviously having comparatively on the implementation, trouble, inconvenience and uneconomic phenomenon produce.
3, because the outer sleeve 501 of this all probe groups 50 all is to be the clamping plate 201 that the vertical configuration plant is installed in drum 20, so inner sleeve 502 and probe 504 in this is arranged in also are all to be under the situation of vertical configuration, inevitable, the mutual minor increment d (as shown in Figure 2) in these each probe 504 centers can only arrive the adjacent state of two outer sleeves 501, dwindle (probe of this type testing apparatus is about more than the 1.0mm the detectable minimum spacing of tested point at present) and can't go again, so, at the tested point density of present determinand is that the structure of this testing apparatus and probe just obviously has the shortcoming of not applying actual needs under the more and more little situation.
4, because after this probe 504 is arranged in inner sleeve 502 with Song Peizhuan, it is inward flange 5021 anticreeps location with inner sleeve 502, and after this inner sleeve 502 is set in outer sleeve 501, be again to give suitable tightness clamping towards concave point 5012 with two of outer sleeve 501, so between this probe 504 and the inner sleeve 502, and between inner sleeve 502 and the outer sleeve 501, be to have free gap G respectively, under the situation of K, inevitable, the start of these probe 504 elasticity liftings can't perseverance be a vertical linearity, and can produce free shaking phenomenon, especially, with this probe 504 is again to have certain length to expose to inner sleeve 502, and will inevitably cause bigger the rocking and rocking tendency of its head end 5042 related generations, so, this probe head end 5042 touches the position of the tested point 12 of loaded board 1 to be measured, just related meeting takes place unstable, out of true, really even the situation that does not reach, and this, the effect that detects for loaded board just has the anxiety of having a greatly reduced quality.
5, because after this probe groups 50 is assembled in drum 20, this kickboard 10 is just implemented Assembly Action, and this detector probe 504 is except itself is superfine, its quantity is again hundreds of, so for each through hole 102 that makes kickboard 10 all can run through for probe 504 smoothly, the aperture of these through holes 102 certainly will than the diameter of probe 504 big a lot of can, so, with these big through holes 102 is can't wave preceding paragraph is described at all, probe 504 head ends that rock provide by holding, under the situation of correcting effect, obvious, this kickboard 10 can only be as carrying determinand effect, and can't promote the stable of probe in detecting fully, accurately and certainty.
This shows that the testing apparatus of above-mentioned existing loaded board obviously still has a little disappearance in actual enforcements, and demand in addition further row breakthrough improvement again urgently.The problem that exists for the testing apparatus that solves loaded board, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and the testing apparatus of general loaded board does not have appropriate equipment to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that the testing apparatus of above-mentioned existing loaded board exists, for making the present invention can bring into play better effect, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of testing apparatus of new loaded board, can improve the testing apparatus of general existing loaded board, make it have more practicality.Through constantly research, design, and, create the present invention who has practical value finally through repetition test and after improving.
Summary of the invention
Fundamental purpose of the present invention is, overcome the defective of the testing apparatus existence of existing loaded board, and provide a kind of testing apparatus of new loaded board, technical matters to be solved is that to make this dials of its mat be by support plate, plural number piece correcting plate and pin portable plate combine, and this wire probe is when being plugged in the default jack of each plate of dials, again can be by the correcting and make head end one by one of correcting plate just corresponding to the tested point of loaded board to be measured, and the support plate jack that this confession wire probe wears is again to keep the microclearance to contact with the wire probe, then along with the vertical decline of dials, this wire probe head end is very accurate from what can not dissociate, stable and touch tested point really, the intended purposes that loaded board is detected can effectively reach, thereby is suitable for practicality more.
Another object of the present invention is to, a kind of testing apparatus of loaded board is provided, technical matters to be solved is that to make this wire probe of its mat be can be by all correcting plate calibration one by one, make and be the tested point that vertical or tilting shape correspondence determinand, distance can contract by the slope of probe to minimum between then between this each wire probe head end, and then, can implement accurately, stablize and certain detection running the loaded board of the small measuring point of tool (spacing is that 1.0mm is following), thereby be suitable for practicality more.
A further object of the present invention is, a kind of testing apparatus of loaded board is provided, technical matters to be solved is that to make this dials of its mat and drum be to combine with the linear bearing group, then the support plate of this dials is except guiding the determinand VTOL (vertical take off and landing), more can in free, guide the wire probe the capable running that accurately detects tested point, thereby be suitable for practicality more.
An also purpose of the present invention is, a kind of testing apparatus of loaded board is provided, technical matters to be solved is that to make between this drum of its mat and the dials be to be installed on a protective shield, when then the wire probe is implemented to detect action, the stroke that moves in it can accurately be set with the pressure of bestowing the probe buffer element, and then the tested point of this determinand is certain finishing to detect running in no injured anxiety, thereby be suitable for practicality more, and have the value on the industry.
The object of the invention to solve the technical problems realizes by the following technical solutions.The testing apparatus of a kind of loaded board that proposes according to the present invention, be to provide test to the loaded board of finishing the small measuring point of electrical equipment installation tool, this testing apparatus comprises to be provided: main elements such as drum, machine plate, dials, dials buffer element, wire probe, probe buffer element, protective shield and linear bearing group, lead; Wherein, this drum is formed and is installed on the machine plate by the plural layer clamping plate are stacked; This lead is to be connected between probe buffer element and the machines, detects data in order to transmission; This drum is to be provided with a plurality of accommodation holes in the precalculated position, and is built-in with a probe buffer element at each accommodation hole; The guide pillar of this linear bearing group and linear bearing are to be placed in dials and drum respectively, and cause the contraposition effect of dials and the capable same axis normal lifting of drum; This dials is to have: a support plate, and the tested point according to loaded board to be measured on it is drilled with corresponding support plate jack; Plural number piece correcting plate is respectively with the cushion block of setting height at interval and to set firmly with register pin and support plate be one, and side face is that the tilting shape with the vertical configuration of same axis or the suitable slope of tool is provided with and the corresponding jack of support plate jack; One pin portable plate, form by the plural pieces clamping plate are stacked, be to set firmly by register pin and all correcting plates, support plate to be one, at jack position corresponding to adjacent correcting plate, be to be respectively equipped with the clamping plate jack that runs through, each clamping plate jack position between inside and outside clamping plate, and be to be respectively equipped with the pilot hole of fitting deeply and being big footpath; And a soft rubber plate, be to be made as not have the laminar of jack, on the stacked correcting plate that is installed in contiguous pin portable plate; This dials buffer element is to be placed between drum and the dials, makes dials have the elasticity lift action at any time; This wire probe, be for it with the steel of high rigidity, it is the jack position of the pin portable plate that is located in dials in regular turn, all correcting plates and support plate, and make that head end is to be positioned at support plate, and tail end is also just to bear responsibility at the head end of probe buffer element with the suitable long outer pin portable plate that is exposed at, and placing the locating ring that sets firmly in contiguous tail end position is the pilot hole place that is contained in the pin portable plate with Song Peizhuan; This protective shield, be to be made as plural pieces and stacked being installed between dials and the drum with the thickness of setting, corresponding to the clamping plate jack of the pin portable plate of dials and the probe buffer element accommodation hole position of drum, be to be respectively equipped with suitable big through hole to pass for the wire probe.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The testing apparatus of aforesaid loaded board, the jack that the inner splint of wherein said pin portable plate is drilled with, and be to be made as the vertical corresponding or suitable slope of tool tilting corresponding that is same axis with the jack of adjacent correcting plate.
The testing apparatus of aforesaid loaded board, wherein said wire probe are to keep little the contact with the support plate jack, make the wire probe that free start can not take place.
The testing apparatus of aforesaid loaded board, wherein said protective shield are to set the monolithic of thickness or the pin portable plate skin that plural pieces is installed in drum top layer or dials respectively.
The testing apparatus of aforesaid loaded board, the guide pillar of wherein said linear bearing group and linear bearing are to be placed in drum and dials interchangeably.
By technique scheme, the testing apparatus of loaded board of the present invention has following advantage at least:
Utilize the cooperation and the running of each element of testing apparatus of the present invention, reach minimum (at least can to 1.00mm) apart from using between between these wire probe 70 head ends, make the loaded board of the small measuring point of present tool detect running, be the purpose and the effect that all can in easy operation, reach required accurate, the stable and certainty of expection, thereby be suitable for practicality more.
The invention relates to a kind of testing apparatus of loaded board, it includes: main elements such as drum, dials, wire probe, dials buffer element, probe buffer element, protective shield and linear bearing group; Wherein, this dials is to combine by the linear bearing group with drum, each other and be with between the dials buffer element across, this dials is made up of support plate, plural piece correcting plate and pin portable plate, this wire probe is to be plugged in the default jack of support plate, each correcting plate and pin portable plate one by one with vertical or tilting shape, and make head end just corresponding to the tested point of determinand, and tail end is to be plugged on the holder on probe buffer element top to portion, in addition, this protective shield be made as the thickness of setting and be stacked in drum and dials between; Mat it, when placing the downforce of the determinand acceptance detection on the support plate, this support plate can be done the vertical decline of not changing orientation, angle by the guide pillar guiding of linear bearing group, and the probe head end in related stable guiding is inserted in decline exposes, and touch tested point with optimal elastic force pressure, each tested point that makes this fine pitch is all can reach accurately and stable, certain detection effect.
In sum, the testing apparatus of the loaded board that the present invention is special, it can be implemented accurately the loaded board of the small measuring point of tool (spacing is that 1.0mm is following), stable and certain detection operates, also can in free, guide the wire probe the capable running that accurately detects tested point, more can in no injured anxiety, certain finishing detect running.It has above-mentioned many advantages and practical value, and in same category of device, do not see have similar design to publish or use and really genus innovation, no matter it structurally or bigger improvement all arranged on the function, have large improvement technically, and produced handy and practical effect, and the testing apparatus of more existing loaded board has the multinomial effect of enhancement, thus be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, below with preferred embodiment of the present invention and conjunction with figs. describe in detail as after.
Concrete structure of the present invention is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the floor map of existing known loaded board testing apparatus.
Fig. 2 is the floor map of probe structure shown in Figure 1.
Fig. 3 is the amplification floor map of Fig. 2 probe structure.
Fig. 4 is the floor map that embodiment is made in invention.
Fig. 5 is the floor map of drum shown in Figure 4.
Fig. 6 is that dials shown in Figure 4 is inverted floor map.
Fig. 7 presses the floor map that detects running embodiment in dials shown in Figure 4 is.
Fig. 8 is that the wire probe implements to detect running to loaded board to be measured local enlarged diagram () is made in invention.
Fig. 9 is that the wire probe implements to detect running to loaded board to be measured local enlarged diagram (two) is made in invention.
G, K: free gap
1: loaded board 11: electrical equipment
12: tested point 2: the linear bearing group
21: guide pillar 22: linear bearing
5: pilot pin 10: kickboard
101: holding tank 102: through hole
103: corresponding perforation 20: drum
201: clamping plate 2011: jack
30: machine plate 40: the kickboard buffer element
50: probe groups 501: outer sleeve
5011: outward flange 5012: towards concave point
502: inner sleeve 5021: inward flange
503: flexible member 504: probe
5042: probe head end 51: lead
60: dials 601: support plate
6011: support plate jack 602: the correcting plate
6021: correcting plate jack 603: cushion block
604: pin portable plate 6041: the plural pieces clamping plate
60411: clamping plate jack 60412: pilot hole
605: soft rubber plate 6051: fixed head
606: register pin 61: the dials buffer element
70: wire probe 701: locating ring
80: probe buffer element 801: portion is supported in holder
90: protective shield 901: through hole
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, its embodiment of testing apparatus, method, step, feature and the effect thereof of the loaded board that foundation the present invention is proposed, describe in detail as after.
At first, see also shown in Figure 4, clear demonstration, the testing apparatus of a kind of loaded board of the present invention, it is that electrical equipment is installed and the loaded board of small tool of tool provides precision measurement to finishing, and this testing apparatus consists predominantly of main elements such as drum 20, machine plate 30, dials 60, dials buffer element 61, wire probe 70, probe buffer element 80, protective shield 90 and linear bearing group 2 and constitutes.Wherein,
This dials 60, be to include a support plate 601, use for loaded board to be measured 1 bearing and locate, each tested point 12 corresponding position at loaded board 1 to be measured on it are respectively equipped with a support plate jack 6011, quadripolar corners is installed on the guide pillar 21 (or for linear bearing 22, the embodiment of the invention is to install guide pillar 21) of linear bearing group 2 respectively; Plural number piece correcting plate 602, be respectively with tool suitably height a plurality of cushion blocks 603 at interval and to set firmly with support plate 601 be one, be to be worn by the guide pillar 21 of linear bearing 2 respectively, side face is respectively equipped with a correcting plate jack 6021 corresponding to support plate jack 6011, this correcting plate jack 6021 and support plate jack 6011 and can be the vertical corresponding or suitable slope of tool tilting corresponding of same axis; One pin portable plate 604, be by plural pieces clamping plate 6041,6041 ' stacked composition, be to set firmly with all correcting plates 602 and support plate 601 to be one and running through for guide pillar 21, in correcting plate jack 6021 positions corresponding to adjacent correcting plate 602 is to be respectively equipped with a clamping plate jack 60411 that runs through, 60411 ', this clamping plate jack 60411,60411 ' with correcting plate jack 6021 and can be the vertical corresponding or suitable slope of tool tilting corresponding of same axis, interior, external splint 6041,6041 ' between clamping plate jack 60411,60411 ' position, and be to be provided with suitable dark and big pilot hole 60412 directly, 60412 '; One soft rubber plate 605 is to be made as not have the laminar of jack, is to be stacked in correcting plate 602 positions of contiguous pin portable plate 604 and is a fixed head 6051 clampings;
This wire probe 70, be (as the qin steel wire) that the steel with high rigidity are, be the jack 60411 that is located in pin portable plate 604, all correcting plates 602 and support plate 601 in regular turn ', 60411,6021,6011 positions, and make that head end is to be positioned at support plate 601, and tail end is with the suitable long pin portable plate 604 that exposes to, the place wears with the close-fitting shape to be installed with a locating ring 701 at contiguous tail end, and this locating ring 701 and be to be contained in the pilot hole 60412,60412 of pin portable plate 604 ' locate with Song Peizhuan;
This drum 20, be to form and be installed on the machine plate 30 by plural layer clamping plate 201 are stacked, quadripolar corners is that the linear bearing 22 that is installed on linear bearing group 2 respectively (or is guide pillar 21, the embodiment of the invention is to be made as linear bearing 22), make the capable contraposition effect that just matches with the guide pillar 21 that is placed in dials 60, in the clamping plate jack 60411 ' corresponding position of the pin portable plate 604 of dials 60, be to be respectively equipped with an accommodation hole 2011;
This dials buffer element 61 (as spring), be provided with a plurality of and be installed in dials 60 and drum 20 between, make dials 60 can keep elasticity lifting start at any time;
This probe buffer element 80 (as spring) is to be contained in each accommodation hole 2011 position that drum 20 is preset respectively, and tail end is connected with the lead 51 that detects usefulness, and head end is provided with the holder of a cup-shaped and supports portion 801, can just hold for the tail end bearing of wire probe 70;
This protective shield 90 is to be made as plural pieces and stacked being installed between dials 60 and the drum 20 with the thickness of setting; Promptly, it is can monolithic or several pieces stacked top layers that is installed in drum 20, or be installed in the skin (the present invention is that the top layer that is installed in drum 20 with monolithic is embodiment) of the pin portable plate 604 of dials 60, corresponding to the accommodation hole 2011 of drum 20 and the clamping plate jack 60411 of pin portable plate 604 ' locate, be to be provided with suitable big through hole 901 to pass for wire probes 70 tail ends;
Above-mentioned, wherein this wire probe 70 be arranged in the jack 60411 of the pin portable plate 604 of dials 60, all correcting plates 602 and support plate 601 ', 60411,6021,6011 o'clock, should folded be located at a correcting plate 602 wherein and not establish the soft rubber plate 605 of jack, be directly to be pierced through by wire probe 70, and utilize itself elastic extension, can do the contraction clamping buffering effect of suitable tightness to wire probe 70.
Above-mentioned, default corresponding support plate jack 6011 of each tested point of the support plate 601 of this dials 60 wherein is and wire probe 70 keeps little the contact that making wire probe 70 is anxieties that free start can not take place.
That is, utilizing above-mentioned the present invention who constitutes, when this testing apparatus is implemented assembling, is drum 20 to be organized respectively earlier with dials 60 establish.Please cooperate shown in Figure 5, this drum 20 is to be assembled in machine plate 30 earlier, the linear bearing 22 of this linear bearing group 2 and probe buffer element 80, dials buffer element 61 are directly to be assembled in dials 20 precalculated positions, and this lead 51 that is connected in probe buffer element 80 then is to be connected with in machines (figure does not show).In addition, please cooperate shown in Figure 6ly again, this dials 60 is to be to be inverted assembling; It is that support plate 601 is placed the bottom earlier and the guide pillar 21 of linear bearing group 2 is fixedly arranged on the precalculated position, continue it, inboard clamping plate 6041 with all correcting plates 602 and pin portable plate 604 are set in guide pillar 21 respectively again, and register pin 606 is arranged in support plate 601 one by one, the predetermined corresponding aperture of inboard clamping plate 6041 grades of all correcting plates 602 and pin portable plate 604, and give between-line spacing with all cushion blocks 603 of predetermined altitude respectively, making each plate is the stability location that cannot not keep free, and each default jack 6011 of each plate, 6021,60411 is corresponding just accurately, continue it, should place the wire probe 70 that sets firmly locating ring 701 by neighbour's tail end again, directly down be placed through the corresponding jack 6021 of each plate one by one by the inboard clamping plate jack 60411 of pin portable plate 604,6011, and cause pilot hole 60412 places that locating ring 701 just is contained in inner splint 6041, continue it, again with the outside clamping plate 6041 of this pin portable plate 604 ' be set in guide pillar 21 and set firmly for register pin 606 contrapositions, then this originally finished wire probe 70 tail ends that plug action just can be smoothly via outside clamping plate jack 6041 ' overhanging, and this locating ring that sets firmly 701 also can be contained in its pilot hole 60412 ' in, according to this, just can finish the Assembly Action of dials 60 and wire probe 70.
Above-mentioned, wherein this soft rubber plate 605 is to be installed in correcting plate 602 in advance, make wire probe 70 be inserted in dials 60 each jack 60411,6021,6011 and after it is pierced through, be just can implement elastic shrinkage and reduce free clamping effect wire probe 70.
Above-mentioned, since this each correcting plate 602 default correcting plate jacks 6021 be can same axis vertical configuration or the tilting shape of the suitable slope of tool, corresponding with the support plate jack 6011 of the inboard clamping plate jack 60411 of pin portable plate 604 and support plate 601 respectively, so when wire probe 70 is down plugged one by one by the inboard clamping plate jack 60411 of pin portable plate 604, by correcting one by one, the correction of these correcting plate jacks 6021, its head end is from the support plate jack 6011 that can very smooth and easy and accurately be led to support plate 601.
Above-mentioned, because the outside clamping plate 6041 of this pin portable plate 604 ' clamping plate jack 60411 ', be can be made as a lot of greatly than wire probe 70, so when this outside clamping plate 6041 ' by the contraposition of register pin 606 combined with inboard clamping plate 6041, these wire probe 70 tail ends were from penetrating this clamping plate jack 60411 ' expose very smoothly.
Continue it, linear bearing 22 when above-mentioned drum 20 and probe buffer element 80, lead 51, dials buffer element 61, linear bearing group 2, and after the guide pillar 21 of dials 60 and wire probe 70, linear bearing group 2 etc. finishes group respectively and establishes, the technician again with the dials 60 that is inverted just is, and the guide pillar on it 21 is inserted the corresponding linear bearing 22 of drum 20 respectively; And be to be bigger with this perforation 901 that on drum 20 outermost protective shields 90, is drilled with corresponding to probe buffer element 80, and it is just corresponding with the tail end of wire probe 70, when then guide pillar 21 and linear bearing 22 combines and causes dials 60 fully and born responsibility by dials buffer element 61 (as shown in Figure 4), nature, the tail end of this wire probe 70 just can be smooth and easy via this protective shield perforation 901, and supported portion's 801 bearings by the holder of probe buffer element 80.
Continue it, please cooperate again and consult Fig. 7 and shown in Figure 8, this loaded board 1 to be measured is support plate 601 precalculated positions that place dials 60, just be corresponding (as shown in Figure 4) and cause each tested point 12 with all support plate jacks 6011 of support plate 601, when loaded board 1 examined machine to be measured presses down and causes when pressing in the dials 60 related elasticity, running by linear bearing group 2, this dials 60 and loaded board to be measured 1 move (moving down) start in being perseverance vertically, simultaneously, because this support plate jack 6011 is to keep little the contact with wire probe 70, then these wire probe 70 head ends are in that dials 60 is vertical when descending, and are overhanging one by one and touch tested point 12 accurately from the stable form that can not dissociate; Simultaneously, because being direct bearings, the tail end of this wire probe 70 supports portion 801 in the holder of probe buffer element 80, and the tail end of this probe buffer element 80 is again that attaching has lead 51 to be connected in machines, then this wire probe 70 also can be by the elasticity running of probe buffer element 80, and make head end stable and certain be contacted with tested point 12, make and can will detect data transmission accurately really to machines.
Above-mentioned, owing between dials 60 and drum 20, be to be installed on protective shield 90, and the thickness of this protective shield 90 can be adjusted again at any time, select for use, then in response to different determinands, the operator can select the protective shield 90 of different-thickness for use, enforcement is detected operate and will press in the dials 60, and cause dials 60, protective shield 90, drum 20 mutual driving fits, reach 70 of probes, tail end is also distinguished roof pressure when tested point 12 and probe buffer element 80, the protective shield 90 of this different-thickness, can be directly and control the elastic force pressure that the stroke that moves in the wire probe 70 and probe buffer element 80 are bestowed wire probe 70 accurately, and then cause this wire probe 70 be can be the most appropriate pressure and the most certain contact contact measured point 12, reach and neither stab the tested point accurate effect of detection property of tool again.
Continue it, detect action and order applies pressure to the pressure of loaded board 1 to be measured and discharges when finishing, and when causing dials 60 by the 61 elasticity involutions of dials buffer element, because this wire probe 70 is the elastic shrinkage clampings that are subjected to soft rubber plate 605, and the locating ring 701 that sets firmly of adjacent rear end be again the pilot hole 60412,60412 that is contained in pin portable plate 604 ' in, then the free instability that promptly bounces up in wink will can not take place in this wire probe 70, especially, more can not bitten (biting the probe head end) by tested point by the excuse end, and be drawn out the phenomenon of losing destruction as tin cream.
Above-mentioned, please cooperate again consult shown in Figure 9, because wire probe 70 of the present invention being set as and assembling with probe buffer element 80, be not as existing known the need in the cooperation, the outer sleeve running, so except making, in the assembling be have more simple and easy, outside convenience and the economy, especially, diameter with this wire probe 70 is superfine, and again can be by all correcting plates 602 correcting one by one of dials 60, proofread and correct, and head end is inserted in each support plate jack 6011 of support plate 601 with vertical configuration or tool slope form, then the centre distance of each support plate jack 6011 of this support plate 601 will be more can be used and be made as minimumly, make the fine pitch tested point in response to loaded board 1 to be measured.In other words,
Utilize the cooperation and the running of each element of testing apparatus of the present invention, reach minimum (at least can to 1.00mm) apart from using between between these wire probe 70 head ends, making the loaded board of the small measuring point of present tool detect running, is the purpose and the effect that all can reach required accurate, the stable and certainty of expection in easy operation.
Above-mentioned, of the present invention being set as except implementing to detect the running at the loaded board of the small measuring point of tool, more can directly operate on the low slightly hollow plate of other technologies level and detect (as the PCB PCB detecting) running.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the equipment that can utilize above-mentioned announcement and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations, but every content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (5)
1, a kind of testing apparatus of loaded board, be used for providing test to the loaded board of finishing the small measuring point of electrical equipment installation tool, the main element of this testing apparatus comprises: drum, machine plate, dials, dials buffer element, wire probe, probe buffer element, protective shield and linear bearing group and lead; Wherein, this drum is formed and is installed on the machine plate by the plural layer clamping plate are stacked; This lead is to be connected between probe buffer element and the machines, detects data in order to transmission; It is characterized in that:
This drum is to be provided with a plurality of accommodation holes in the precalculated position, and is built-in with a probe buffer element at each accommodation hole;
The guide pillar of this linear bearing group and linear bearing are to be placed in dials and drum respectively, and cause the contraposition effect of dials and the capable same axis normal lifting of drum;
This dials is to have:
One support plate, the tested point according to loaded board to be measured on it is drilled with corresponding support plate jack;
Plural number piece correcting plate is respectively with the cushion block of setting height at interval and to set firmly with register pin and support plate be one, and side face is that the tilting shape with the vertical configuration of same axis or the suitable slope of tool is provided with and the corresponding correcting plate of support plate jack jack;
One pin portable plate, form by the plural pieces clamping plate are stacked, be to set firmly by register pin and all correcting plates, support plate to be one, in position corresponding to adjacent correcting plate jack, be to be respectively equipped with the clamping plate jack that runs through, each clamping plate jack position between inside and outside clamping plate, and be to be respectively equipped with the pilot hole of fitting deeply and being big footpath; And
One soft rubber plate is to be made as not have the laminar of jack, is on the stacked correcting plate that is installed in contiguous pin portable plate;
This dials buffer element is to be placed between drum and the dials, makes dials have the elasticity lift action at any time;
This wire probe, be for it with the steel of high rigidity, it is the position of the pin portable plate that is located in dials in regular turn, all correcting plates and support plate jack, and make that head end is to be positioned at support plate, and tail end is also just to bear responsibility at the head end of probe buffer element with the suitable long outer pin portable plate that is exposed at, and placing the locating ring that sets firmly in contiguous tail end position is the pilot hole place that is contained in the pin portable plate with Song Peizhuan;
This protective shield, be to be made as plural pieces and stacked being installed between dials and the drum with the thickness of setting, corresponding to the clamping plate jack of the pin portable plate of dials and the probe buffer element accommodation hole position of drum, be to be respectively equipped with suitable big through hole to pass for the wire probe.
2, the testing apparatus of loaded board according to claim 1 is characterized in that the jack that the inner splint of wherein said pin portable plate is drilled with, and is to be made as the vertical corresponding or suitable slope of tool tilting corresponding that is same axis with the jack of adjacent correcting plate.
3, the testing apparatus of loaded board according to claim 1 is characterized in that wherein said wire probe and support plate jack are to keep little the contact, makes the wire probe that free start can not take place.
4, the testing apparatus of loaded board according to claim 1 is characterized in that wherein said protective shield is to set the monolithic of thickness or the pin portable plate skin that plural pieces is installed in drum top layer or dials respectively.
5, the testing apparatus of loaded board according to claim 1 is characterized in that the guide pillar of wherein said linear bearing group and linear bearing are to be placed in drum and dials interchangeably.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100016462A CN100356184C (en) | 2005-02-03 | 2005-02-03 | Loaded board test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100016462A CN100356184C (en) | 2005-02-03 | 2005-02-03 | Loaded board test method |
Publications (2)
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| CN1815241A CN1815241A (en) | 2006-08-09 |
| CN100356184C true CN100356184C (en) | 2007-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2005100016462A Expired - Fee Related CN100356184C (en) | 2005-02-03 | 2005-02-03 | Loaded board test method |
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| CN (1) | CN100356184C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101221191B (en) * | 2007-01-12 | 2012-07-25 | 深圳富泰宏精密工业有限公司 | Porous workpiece checking device |
| CN101887069A (en) * | 2009-05-11 | 2010-11-17 | 上海市电力公司 | Test clamp for vacuum switch |
| CN102419383B (en) * | 2011-12-29 | 2014-10-01 | 珠海拓优电子有限公司 | Low-resistivity spring-free jig and manufacturing method thereof |
| KR101338332B1 (en) * | 2013-08-16 | 2013-12-06 | 주식회사 에스아이 플렉스 | Bbt jig for fpcb inspection |
| CN110441031A (en) * | 2019-07-26 | 2019-11-12 | 武汉华星光电半导体显示技术有限公司 | Compression bonding apparatus |
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| US6066957A (en) * | 1997-09-11 | 2000-05-23 | Delaware Capital Formation, Inc. | Floating spring probe wireless test fixture |
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| CN1815241A (en) | 2006-08-09 |
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