CN209559940U - A kind of ICT on-line testing jig - Google Patents
A kind of ICT on-line testing jig Download PDFInfo
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- CN209559940U CN209559940U CN201920170551.0U CN201920170551U CN209559940U CN 209559940 U CN209559940 U CN 209559940U CN 201920170551 U CN201920170551 U CN 201920170551U CN 209559940 U CN209559940 U CN 209559940U
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- needle plate
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Abstract
The utility model provides a kind of ICT on-line testing jig, including upper test suite, lower test suite and locating part, the upper test suite includes upper needle plate and upper guard board, the lower test suite includes lower needle plate and lower backplate, the upper needle plate and the lower needle plate are provided with probe, the upper needle plate, the upper guard board, the lower backplate and the lower needle plate from top to bottom set gradually and carry out axially position by positioning guide column, the lower needle plate is set on the base, the locating part is set on the upper guard board, the locating part with the surface of the lower needle plate towards the upper needle plate for contacting to limit the minimum range between the upper needle plate and the lower needle plate, play the role of circuit board to be tested.
Description
Technical field
The utility model belongs to test fixture technical field, is to be related to a kind of ICT on-line testing jig more specifically.
Background technique
ICT on-line testing jig is to lack to being tested in the electrical property of thread elements and electrical connection to check to manufacture
A kind of sunken and undesirable standard test equipment of component, it is mainly used for checking online single component and each circuit network
Open short-circuit conditions, have the characteristics that it is easy to operate, quick rapidly and fault location is accurate.
ICT on-line testing jig generally comprises sky plate, upper needle plate, upper guard board, lower backplate and lower needle plate.Sky plate and upper needle
It is connected between plate by the first connecting column.Upper needle plate, upper guard board, lower backplate and lower needle plate from top to bottom set gradually and by fixed
Position guide post carries out axially position.Upper needle plate and lower needle plate are respectively equipped with several probes.It is equipped with and resets between upper needle plate and lower backplate
Also reset spring and first bearing component are equipped between spring and first bearing component, lower needle plate and lower backplate.ICT is surveyed online
Examination jig is connected with the corresponding interface of ICT tester, and circuit board to be tested is mounted in the installation slot structure of lower backplate, is passed through
ICT in ICT tester, which rises controller control sky plate pushing, makes probe and the contact of circuit board to be tested be in contact.
But during ICT rises controller control sky plate and pushes, probably due to the stroke mistake that sky plate is pressed down
Greatly, it is subject to crushing so as to cause circuit board to be tested.
Utility model content
The purpose of this utility model is to provide a kind of ICT on-line testing jig, with solve it is existing in the prior art
During ICT rises controller control sky plate pushing, probably due to the stroke that sky plate is pressed down is excessive, so as to cause to be tested
The technical issues of circuit board is subject to crushing.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of ICT on-line testing jig, packet
Test suite, lower test suite and locating part are included, the upper test suite includes upper needle plate and upper guard board, the lower test
Component includes lower needle plate and lower backplate, and the upper needle plate and the lower needle plate are provided with probe, the upper needle plate, the upper shield
Plate, the lower backplate and the lower needle plate from top to bottom set gradually and carry out axially position, the knit stitch by positioning guide column
Plate is set on the base, and the locating part is set on the upper guard board, and the locating part is used for the lower needle plate described in
The surface of upper needle plate is contacted to limit the minimum range between the upper needle plate and the lower needle plate.
Further, the locating part includes fixed block and limited post, and the fixed block is fixed on the upper needle plate, institute
Limited post is stated to be detachably connected on the fixed block.
Further, the end of the limited post towards the lower needle plate is fixed with resilient protection part.
Further, the resilient protection part is rubber pad or foam-rubber cushion.
Further, the limited post includes the first column and the second column, and the fixation is fixed in one end of first column
Block, second column by locking structure it is sealed be fixed on first column or unlock to slide on first column, it is described
One end of second column extends to the side of the end towards the lower needle plate of first column.
Further, it is threadedly coupled between first column and second column.
Further, second column sleeve is connected to first column, and second column is equipped with several through-holes, and described first
Column is equipped with elastic projection, and the elastic projection and the through-hole are engaged by clamping.
It further, further include the cattle horn socket that the probe is connected to for electric wire, in the vertical side walls of the pedestal
Equipped with the first hole and the second hole, first hole and the setting of second hole face, first hole and the second hole are provided with
Multiple and be vertically distributed, the both ends of the length direction of the cattle horn socket are detachably connected on described in first hole and one
On second hole, it is equipped with the wiring hole that the probe is connected for the cattle horn socket on the pedestal, the wiring hole is located at institute
It states between the first hole and second hole.
Further, the probe is INGUN probe.
Further, the pedestal on be fixed with counter and transparency cover, the counter is located in the transparency cover
And total testing time for counting the probe.
A kind of beneficial effect of ICT on-line testing jig provided by the utility model is: compared with prior art, this reality
The minimum range between upper needle plate and lower needle plate is limited with novel locating part, and then is made between upper guard board and lower backplate most
Small distance is limited, to prevent upper guard board and lower backplate distance it is too small by circuit board under test to being damaged by pressure.Positioning guide column plays
The effect of guiding and positioning enables upper guard board and upper needle plate in the vertical direction far from or close to lower backplate and lower needle plate.It visits
Needle plays the role of detecting circuit board under test, and the design and arrangement of probe are configured according to the tested point of circuit board under test.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of ICT on-line testing jig provided by the embodiment of the utility model；
Fig. 2 is a kind of structural schematic diagram one of the limited post of ICT on-line testing jig provided by the embodiment of the utility model；
Fig. 3 is a kind of structural schematic diagram two of the limited post of ICT on-line testing jig provided by the embodiment of the utility model.
Wherein, each appended drawing reference in figure:
1, upper test suite；11, upper needle plate；12, upper guard board；2, lower test suite；21, lower needle plate, 22, lower backplate；3,
Locating part；31, fixed block；32, limited post；321, the first column；3211, elastic projection；322, the second column；3221, through-hole；4, fixed
Position guide post；5, resilient protection part；6, cattle horn socket；7, pedestal；71, the first hole；72, the second hole；73, wiring hole；8, counter；
81, transparency cover.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Referring to Fig. 1, existing be illustrated a kind of ICT on-line testing jig provided by the utility model.A kind of ICT is online
Test fixture, including upper test suite 1, lower test suite 2 and locating part 3, upper test suite 1 include upper needle plate 11 and upper shield
Plate 12, lower test suite 2 include lower needle plate 21 and lower backplate 22, and upper needle plate 11 and lower needle plate 21 are provided with probe (in figure not
Show), upper needle plate 11, upper guard board 12, lower backplate 22 and lower needle plate 21 from top to bottom set gradually and carry out axis by positioning guide column 4
To positioning, lower needle plate 21 is arranged on pedestal 7, and locating part 3 is set on upper guard board 12, and locating part 3 is used for and lower 21 direction of needle plate
The surface of upper needle plate 11 is contacted to limit the minimum range between upper needle plate 11 and lower needle plate 21.On upper needle plate 11 and lower needle plate 21
It is able to carry out and plants needle guard, routing, plants needle and compared with needle.
A kind of ICT on-line testing jig provided by the utility model, compared with prior art, locating part 3 limits needle
Minimum range between plate 11 and lower needle plate 21, and then limit the minimum range between upper guard board 12 and lower backplate 22
System, to prevent upper guard board 12 and lower backplate 22 distance it is too small by circuit board under test to being damaged by pressure.Positioning guide column 4 plays guiding and positioning
Effect, enable upper guard board 12 and upper needle plate 11 in the vertical direction far from or close to lower backplate 22 and lower needle plate 21.Probe
Play the role of detecting circuit board under test, the design and arrangement of probe are configured according to the tested point of circuit board under test.
Specifically, pedestal 7 is frame structure.
Further, referring to Fig. 1, it is specific as a kind of one kind of ICT on-line testing jig provided by the utility model
Embodiment, locating part 3 include fixed block 31 and limited post 32, and fixed block 31 is fixed on needle plate 11, and limited post 32 is removable
It unloads and is connected on fixed block 31.
The installation or removal of limited post 32 are convenient, and structure is simple, very useful.
Specifically, limited post 32 is by screw connection on fixed block 31.
Further, referring to Fig. 1, it is specific as a kind of one kind of ICT on-line testing jig provided by the utility model
The end of embodiment, limited post 32 towards lower needle plate 21 is fixed with resilient protection part 5.
When resilient protection part 5 makes limited post 32 be the contact of lower needle plate 21, reduce limited post 32 to the damage of lower needle plate 21
It is bad, play the role of protecting lower needle plate 21, it is very useful.
Further, referring to Fig. 1, it is specific as a kind of one kind of ICT on-line testing jig provided by the utility model
Embodiment, resilient protection part 5 are rubber pad or foam-rubber cushion.
Rubber pad or foam-rubber cushion have preferable buffer function, after deformation occurs can fast quick-recovery deformation, use the longevity
It orders longer.
Further, Fig. 1 and Fig. 2 are please referred to, as a kind of one kind of ICT on-line testing jig provided by the utility model
Specific embodiment, limited post 32 include the first column 321 and the second column 322, and fixed block 31 is fixed in one end of the first column 321,
Second column 322 by locking structure it is sealed be fixed on the first column 321 or unlock to slide on the first column 321, the second column 322
One end extends to the side of the end towards lower needle plate 21 of the first column 321.
Second column 322 can be slided and be locked on the first column 321, realize the adjusting of 32 length of limited post, with suitable
The electrical wire board to be measured of different-thickness is answered to be placed on lower backplate 22, realizing the test fixture can adapt to the to be measured of different-thickness
Electrical wire board.Locking structure, which carries out sealed or unlock, can realize the adjustment of the second column 322, the length adjustment control of limited post 32
It is convenient.One end of second column 322 with the surface of lower needle plate 21 for contacting.
Further, Fig. 1 and Fig. 2 are please referred to, as a kind of one kind of ICT on-line testing jig provided by the utility model
Specific embodiment is threadedly coupled between the first column 321 and the second column 322.
Locking structure is helicitic texture；Locking knot can be carried out when the first column 321 and the second column 322 are in rotation
The unlock of structure；When the first column 321 and the second column 322 can be sealed to locking structure progress when stopping rotating；First
It is easy to adjust between column 321 and the second column 322, it is very useful.
Specifically, the first column 321 is equipped with threaded hole, one end of the second column 322 is threadedly coupled with threaded hole.
Further, Fig. 1 and Fig. 3 are please referred to, as a kind of one kind of ICT on-line testing jig provided by the utility model
Specific embodiment, the second column 322 are socketed on the first column 321, and the second column 322 is equipped with several through-holes 3221, on the first column 321
Equipped with elastic projection 3211, elastic projection 3211 and through-hole 3221 are engaged by clamping.
When elastic projection 3211 is located in through-hole 3221, cannot occur between the first column 321 and the second column 322 opposite
Displacement.Elastic projection 3211 is pressed, elastic projection 3211 is made to be detached from through-hole 3221, then slides the second column 322 so that other are logical
Hole 3221 is located at elastic projection 3211, enters other through-holes 3221 under the action of elastic force followed by elastic projection 3211
In, the slidable adjustment and limit realized between the first column 321 and the second column 322 is fixed.
Specifically, elastic projection 3211 is jumping bean spring.
Further, referring to Fig. 1, it is specific as a kind of one kind of ICT on-line testing jig provided by the utility model
Embodiment, further includes the cattle horn socket 6 that probe is connected to for electric wire, and the vertical side walls of pedestal 7 are equipped with 71 He of the first hole
Second hole 72, the first hole 71 and the setting of 72 face of the second hole, the first hole 71 and the second hole 72 are provided with multiple and vertically divide
Cloth, the both ends of the length direction of cattle horn socket 6 are detachably connected on one first hole 71 and one second hole 72, setting on pedestal 7
There is the wiring hole 73 for 6 linking probe of cattle horn socket, wiring hole 73 is between the first hole 71 and the second hole 72.
Cattle horn socket 6 plays the role of connecting ICT tester, makes the easy-to-connect of the test fixture.Due to test fixture
On probe be configured according to different electrical wire boards to be measured, therefore cattle horn socket 6 is adjusted according to different electrical wire boards to be measured.
The installation and replacement of cattle horn socket 6 are convenient in the setting in the first hole 71 and the second hole 72, make the more convenient to use of the test fixture.
Wiring hole 73 connect convenient for electric wire with cattle horn socket 6, and structure is simple, very useful.
Further, referring to Fig. 1, it is specific as a kind of one kind of ICT on-line testing jig provided by the utility model
Embodiment, probe are INGUN probe.
The long service life of INGUN probe has free installing port, is convenient for alternative replacement.
Further, referring to Fig. 1, it is specific as a kind of one kind of ICT on-line testing jig provided by the utility model
Embodiment, counter 8 and transparency cover 81 are fixed on pedestal 7, and counter 8 is located in transparency cover 81 and for counting probe
Total testing time.
Counter 8 can understand convenient for staff convenient for the total testing time of probe for calculating and counting and visit positive use
Number, in order to be replaced to probe.Transparency cover 81 plays the role of protecting counter 8, makes counter 8 in the mistake used
It is not easily susceptible to external influence in journey, guarantees the normal counting of counter 8.
Specifically, transparency cover 81 is Ya Keli lid.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of ICT on-line testing jig, which is characterized in that described including upper test suite, lower test suite and locating part
Upper test suite includes upper needle plate and upper guard board, and the lower test suite includes lower needle plate and lower backplate, the upper needle plate and institute
It states lower needle plate and is provided with probe, the upper needle plate, the upper guard board, the lower backplate and the lower needle plate are from top to bottom successively
It is arranged and axially position is carried out by positioning guide column, the lower needle plate is set on the base, and the locating part is set to the upper shield
On plate, the locating part limits the upper needle plate and described for contacting with the surface of the lower needle plate towards the upper needle plate
Minimum range between lower needle plate.
2. a kind of ICT on-line testing jig as described in claim 1, which is characterized in that the locating part include fixed block and
Limited post, the fixed block are fixed on the upper needle plate, and the limited post is detachably connected on the fixed block.
3. a kind of ICT on-line testing jig as claimed in claim 2, which is characterized in that the limited post is towards the knit stitch
The end of plate is fixed with resilient protection part.
4. a kind of ICT on-line testing jig as claimed in claim 3, which is characterized in that the resilient protection part is rubber pad
Or foam-rubber cushion.
5. a kind of ICT on-line testing jig as claimed in claim 2, which is characterized in that the limited post include the first column and
The fixed block is fixed in second column, one end of first column, and second column is sealed to be fixed on by locking structure
The first column or unlock are stated to slide on first column, one end of second column extend to first column towards under described
The side of the end of needle plate.
6. a kind of ICT on-line testing jig as claimed in claim 5, which is characterized in that first column and second column
Between be threadedly coupled.
7. a kind of ICT on-line testing jig as claimed in claim 5, which is characterized in that second column sleeve is connected to described the
One column, second column are equipped with several through-holes, and first column is equipped with elastic projection, the elastic projection and the through-hole
It is engaged by clamping.
8. a kind of ICT on-line testing jig as described in claim 1, which is characterized in that further include being connected to institute for electric wire
The cattle horn socket of probe is stated, the vertical side walls of the pedestal are equipped with the first hole and the second hole, first hole and described second
The setting of hole face, first hole and the second hole are provided with multiple and are vertically distributed, the length direction of the cattle horn socket
Both ends be detachably connected on first hole and second hole, on the pedestal be equipped with supply the cattle horn socket
The wiring hole of the probe is connected, the wiring hole is between first hole and second hole.
9. a kind of ICT on-line testing jig as described in claim 1, which is characterized in that the probe is INGUN probe.
10. a kind of ICT on-line testing jig as described in claim 1, which is characterized in that be fixed with counting on the pedestal
Device and transparency cover, the counter are located at total testing time in the transparency cover and for counting the probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920170551.0U CN209559940U (en) | 2019-01-30 | 2019-01-30 | A kind of ICT on-line testing jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920170551.0U CN209559940U (en) | 2019-01-30 | 2019-01-30 | A kind of ICT on-line testing jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209559940U true CN209559940U (en) | 2019-10-29 |
Family
ID=68310253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920170551.0U Active CN209559940U (en) | 2019-01-30 | 2019-01-30 | A kind of ICT on-line testing jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209559940U (en) |
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2019
- 2019-01-30 CN CN201920170551.0U patent/CN209559940U/en active Active
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