CN204882761U - Tool is surveyed to general electricity - Google Patents
Tool is surveyed to general electricity Download PDFInfo
- Publication number
- CN204882761U CN204882761U CN201520654212.1U CN201520654212U CN204882761U CN 204882761 U CN204882761 U CN 204882761U CN 201520654212 U CN201520654212 U CN 201520654212U CN 204882761 U CN204882761 U CN 204882761U
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- adjusting mechanism
- straight line
- electrical measurement
- steadying plate
- line adjusting
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Abstract
The utility model discloses a tool is surveyed to general electricity, include: a pedestal. The support body, vertical to actuating mechanism, install in the support body, the drive direction with go up surface vertical, the steadying plate, connect in vertical drive end to actuating mechanism, thereby by it is vertical to actuating mechanism drive, and keep away from or be close to the upper surface, and this steadying plate is equipped with third straight line guiding mechanism, the probe subassembly is stated from third straight line guiding mechanism to based on the action of steadying plate and with work piece terminal joint or break away from the joint, and part, connection are surveyed to the electricity the probe subassembly. The foundation the utility model discloses a tool is surveyed to general electricity commonality is relatively good.
Description
Technical field
The utility model relates to the tool of a kind of touch screen technology field for test touch screen electric property.
Background technology
When producing touch-screen, need that short circuit, open circuit and impedance etc. are carried out to multi-path line and electrically carry out large scale measurement.If use hand dipping, production efficiency is all lower with measurement accuracy rate.Thus, for improving testing efficiency, using the single-minded customization electrical measurement fixture for various sizes, commercial production testing efficiency and test accuracy rate can be improved.
But general touch-screen produces the touch-screen usually producing different size different size, and the length of the circuit that every money touch-screen is to be measured is different with live width simultaneously, single-minded electrical measurement fixture corresponding with it need be made.Not only improve production cost, and electrical measurement fixture fabrication cycle is longer, often affects the production time of new product.
Chinese patent literature CN204142858U discloses a kind of touch-screen electric checking tool, it adopts movable probe automatic aligning, and can need according to test, thus for different device under tests and different test point position, to a certain extent, can obtain by changing probe region the specification requirement that different touch-screen is electrically measured.But the document does not provide concrete replaceable structure.
Chinese patent literature CN204374318U discloses a kind of touch screen function measurement jig, and this structure also adopts a kind of mechanism run up and down, thus realizes joint and the disengagement of probe and circuit board under test, and this tool still belongs to special fixture, shortcoming versatility.
From above patent documentation, the electrical measurement fixture mainly special fixture of current touch screen, and Chinese patent literature CN203798831U discloses a kind of touch screen general electrical measurement fixture, its renders them is interchangeable in its interface section, thus can shield as tested object by self institute general any size touch of determining below full-size.Wherein interface section is interchangeable shows that wire fixer is removable structure, thus adapts to given touch-screen according to changed wire fixer.Particularly, it is by soft clamping glue, adapts to different winding displacement interfaces by the length changing clamping glue.This kind of structure operation is got up cumbersome, and clamping glue has certain thickness, thus affects the docking of winding displacement interface.
Summary of the invention
The purpose of this utility model is to provide a kind of versatility reasonable electrical measurement fixture.
The technical solution adopted in the utility model is:
A kind of general electrical measurement fixture, comprising:
Pedestal, is furnished with the first straight line adjusting mechanism on first direction and the second straight line adjusting mechanism in the second direction vertical with first direction at the upper surface of this pedestal, in order to retrain out the rib location structure of workpiece;
Support body, is arranged on described pedestal;
Vertically to driving mechanism, be installed on described support body, driving direction is vertical with described upper surface;
Steadying plate, is connected to described vertically to the drive end of driving mechanism, thus is vertically driven to driving mechanism by described, and away from or near described upper surface; And this steadying plate is provided with the 3rd straight line adjusting mechanism;
Probe assembly, is loaded in described 3rd straight line adjusting mechanism, and based on steadying plate action and engage with workpiece terminal or be disengaged; And
Electrical measurement parts, connect described probe assembly.
Above-mentioned general electrical measurement fixture, in a preferred embodiment, describedly vertically to comprise to driving mechanism:
Fluid cylinder, is installed on described support body, and the push rod of this fluid cylinder vertically arranges and is connected to described steadying plate in order to provide steadying plate vertical movement travel;
Guide rod, is directed at the pilot hole on support body, and lower end is connected to described steadying plate.
Alternatively, described guide rod has two, divides the both sides occuping fluid cylinder.
Alternatively, described support body is gantry structure, and is provided with reinforcement structure in the middle and upper part of gantry structure.
Alternatively, described first straight line adjusting mechanism and the second straight line adjusting mechanism comprise respectively:
Track;
Locating piece, arranges on the track and is furnished with locking structure.
Alternatively, described first straight line adjusting mechanism and the second straight line adjusting mechanism are dual structure, and this dual structure is:
Be provided with sub-adjusting mechanism in the side of workpiece, be provided with another sub-adjusting mechanism in the side that workpiece is relative with this side.
Alternatively, the described sub-adjusting mechanism of the every side of workpiece is furnished with a pair.
Alternatively, described 3rd straight line adjusting mechanism is configured to:
Described steadying plate has adjustment straight hole;
Adjustment straight hole is provided with the sliding connector sliding on this adjustment straight hole;
Wherein, sliding connector is for connecting described probe assembly.
Alternatively, adapt to each probe assembly, described adjustment straight hole at least comprises two that are parallel to each other.
Alternatively, described probe assembly comprises:
Probe dish, for showing the bar shaped plate of fixed orifice for a moment, wherein bar shaped article to vertical with the adjustment direction of the 3rd straight line adjusting mechanism;
Probe, is fixed on described fixed orifice.
According to the utility model, due to workpiece, the touch-screen of such as mobile phone, is generally rectangular configuration and has two orthogonal reference directions, by two straight line adjusting mechanism constraint workpiece, forms adjustable Workpiece fixing.And based on the 3rd straight line adjusting mechanism, make probe assembly adapt to different touch-screen specification.Thus, according to electrical measurement fixture of the present utility model, there is the adaptability good to different workpieces.
Accompanying drawing explanation
Fig. 1 is the structure principle chart according to a kind of general electrical measurement fixture of the present utility model.
Fig. 2 is a kind of plan structure schematic diagram of pedestal schematic diagram.
Fig. 3 is a kind of probe dish mounting structure schematic diagram.
Fig. 4 is signals collecting status architecture schematic diagram.
In figure: 1. pedestal, 2. framework, 3. steadying plate, 4. cylinder, 5. guide rod, 6. fixed head, 7. side frame, 8. probe dish, 9. support bar, 10. pedestal.
11. tracks, 12. workpiece, 13. locating pieces.
14. adjustment straight holes, 15. lock handles.
16. probe jig, 17. bread boards, 18. data collecting cards.
Embodiment
Ying Zhi, the middleware in touch-screen and processing procedure thereof generally has rectangular configuration, although the touch screen terminal products such as such as mobile phone may have fillet, its foundation structure remains rectangular configuration.
Plane based on touch screen plane, forms two-dimensional structure.
The normal direction of basic plane forms the third dimension.
The middleware of touch-screen, the structure such as, formed after having made transparency conducting layer and elargol line, is formed with pin at the periphery of touch-screen, can be pressed down form electrical connection by probe, and then for carrying out allusion quotation electrical detection.
The general electrical measurement fixture of one as Figure 1-4, its basic structure comprises:
Pedestal 1, forms the foundation structure of tool, is formed as a portion, and present portion upper surface is configured to work top.
Work top is used for location and the clamping of workpiece 12, in other words for the clamping of workpiece 12.As previously mentioned, workpiece is rectangular configuration, so utilizes the location structure of rectilinear motion for realizing accurate location.
As shown in Figure 2, in the two-dimensional space that work top limits, be furnished with the first straight line adjusting mechanism on first direction and the second straight line adjusting mechanism in the second direction vertical with first direction, in order to retrain out the rib location structure of workpiece 12.
Adopt rib location structure simple, and easily based on the adjustment of straight line adjusting mechanism, thus adapt to touch-screen and the middleware thereof of different size.
Straight line adjusting mechanism is the most basic adjusting mechanism of one in machinery, realizes difficulty lower.
The work top of two dimension can't realize contact with the compression of respective pins probe, for this reason, configuration third dimension, arrange support body, be arranged on described pedestal 1, the normal direction to work top extends, and construct third dimension, up-down structure constructed as shown in Figure 1, what in figure, cylinder 4 was formed is upper and lower rectilinear motion, i.e. vertical rectilinear motion.
Support body is arranged vertically to driving mechanism, driving direction is vertical with described upper surface, namely the normal direction of work top.
As the installation carrier of probe, arrange a steadying plate 3, this steadying plate 3 is connected to described vertically to the drive end of driving mechanism, thus is vertically driven to driving mechanism by described, and away from or near described upper surface.
Based on the direction of third dimension, may be used for adjusting the steadying plate 3 that is loaded with probe away from or near work top, for realizing joint or the disengaging of probe and workpiece 12.
This limit of workpiece 12 specification, its such as pin or other electrical structures also can change, and for adapting to different workpiece 12, described steadying plate 3 is provided with the 3rd straight line adjusting mechanism.
And then, about probe assembly, be loaded in described 3rd straight line adjusting mechanism, and based on steadying plate 3 action and engage with workpiece 12 terminal or be disengaged, so can adapt to the requirement of different workpiece 12 pairs of probe distribution according to the 3rd straight line adjusting mechanism.
About electrical measurement parts, i.e. signals collecting part, connects described probe assembly, is that the present embodiment lays particular emphasis on the improvement of physical construction, is not described in detail signals collecting part.
For the part of data acquisition of routine, the data collecting card 18 generally including connecting circuit and be connected with probe by connecting circuit.
Bread board 17 plays the effect that electromotive signal is selected.Because probe density is much larger than circuit under test density, as whole measurement: when part probe presses down between circuit to be measured, be not connected with circuit under test, open circuit wrong report during measurement, can be there is; Part circuit to be measured there is two or more probe, short circuit wrong report during measurement, can be produced.Only selected part probe need be introduced data collecting card 18 and measures, and the product of different size need survey probe circuitry difference.When measuring different product, only by wire inserting surface wrapper sheet corresponding for circuit to be measured, all the other circuits are unsettled.Bread board 17 draws signal access data capture card 18.
For described vertically to driving mechanism, rectilinear motion form is provided, need the impulse stroke of a straight line, such as screw screw mechanism can be adopted, pinion and rack can also be adopted in certain embodiments, this Liang Zhong mechanism general precision is higher, can control impulse stroke accurately, but action is generally slow.
Adopt action ratio fluid cylinder, such as cylinder 4 faster in certain embodiments, such as hydraulic cylinder can also be adopted.
Fluid cylinder action, than very fast, utilize stop to control, also can obtain reliable impulse stroke.
In addition, realize in electrical contact due to pressured, therefore, when impulse stroke is less than the impulse stroke of fluid cylinder, the contact that effectively can control probe and detected part contacts with throwing off.
Fluid cylinder is installed on described support body, and push rod is downward, thus the lower end of push rod connects described steadying plate 3, for providing the impulse stroke of steadying plate 3.
Because the precision comparison of fluid cylinder is low, preferably configure auxiliary guide frame, such as, guide rod 5 shown in Fig. 1 when adopting fluid cylinder.
Support body arranges pilot hole, guide rod 5 is directed at pilot hole, lower end is connected to described steadying plate 3, the axis of guide rod 5 and the axis being parallel of fluid cylinder, utilize the guiding of fluid cylinder self like this, and the auxiliary guiding of guide rod 5, steadying plate 3 can be made descending relatively reliably, be mainly used to ensure that steadying plate 3 is parallel with work top, thus it is good in electrical contact that the probe of diverse location can both be formed.
Preferably, in order to improve the stability of guiding, as shown in Figure 1, described guide rod 5 has two, divides the both sides occuping fluid cylinder.
In preferred enforcement, described support body is gantry structure, and is provided with reinforcement structure in the middle and upper part of gantry structure.
Gantry structure, the i.e. portal frame of mechanical field, its general structure has two side frames 7 and a crossbeam, and its middle cross beam is arranged on the upper end of two side frames 7.
Gantry structure is applicable to the installation of other structures, but its structural stability is slightly poor, needs in a preferred embodiment to strengthen it for this reason.
Be the reinforcement structure that framework 2 coordinates support bar 9 to construct in Fig. 1, framework 2 has two, the top at support bar 9, another bottom at support bar 9 (omitting in figure), and framework 2 is configured to rectangular frame, passes through in framework for steadying plate 3.
About straight line adjusting mechanism, see Figure of description 2, described first straight line adjusting mechanism and the second straight line adjusting mechanism comprise respectively:
Track 11, in order to provide adjustment direction and benchmark.
Locating piece 13, arranges on the track and is furnished with locking structure.
Track can adopt rectilinear orbit secondary, and locating piece 13 forms the slide block in track pair, and locking can adopt machinery that plate is realized, and the jackscrew of such as slide block side also can be adopted to realize.
Track 11 can also be bar track, and structure is simple.
In structure as shown in Figure 2, have employed the reliable form of a kind of restricted stability, in figure, described first straight line adjusting mechanism and the second straight line adjusting mechanism are dual structure, and this dual structure is:
Be provided with sub-adjusting mechanism in the side of workpiece 12, be provided with another sub-adjusting mechanism in the side that workpiece 12 is relative with this side.
Thus according to the structure shown in Fig. 2, a reliable and stable rectangular configuration can be retrained out, be beneficial to the reliable location of workpiece 12.
Further, the described sub-adjusting mechanism of the every side of workpiece 12 is furnished with a pair, can form more reliable and more stable location.
Preferably, described 3rd straight line adjusting mechanism is configured to:
As shown in Figure 3, described steadying plate has adjustment straight hole 14, namely what is often called bar hole, its distribution arrangement may be used for the position adjusting institute's installing component.
Adjustment straight hole 14 is provided with the sliding connector sliding on this adjustment straight hole;
Wherein, sliding connector is for connecting described probe assembly.
Sliding connector is preferably ox horn seat, and as shown in Figure 3, the handle of visible ox horn seat in figure, swing handle can unlock, thus can move the position of ox horn seat on adjustment straight hole 14, counter-rotation handle, ox horn seat can be fixed on adjustment straight hole 14.A kind of screw connection structure between handle and ox horn seat pedestal.
In Fig. 3, the adjustment straight hole of the left and right sides respectively has 4, is parallel to each other, and the adjustment straight hole 14 of every side and the ox horn seat of joining, for connecting a probe dish 8, realize the position adjustment of probe dish 8.
Then comprise about described probe assembly:
Probe dish 8, for showing the bar shaped plate of fixed orifice for a moment, wherein bar shaped article to vertical with the adjustment direction of the 3rd straight line adjusting mechanism.
Probe, is fixed on described fixed orifice.
On probe dish 8, probe separation is less than the narrowest width of circuit to be measured, ensures to have at least one group of probe and circuit to be measured to connect.
Claims (10)
1. a general electrical measurement fixture, is characterized in that, comprising:
Pedestal (1), is furnished with the first straight line adjusting mechanism on first direction and the second straight line adjusting mechanism in the second direction vertical with first direction at the upper surface of this pedestal (1), in order to retrain out the rib location structure of workpiece (12);
Support body, is arranged on described pedestal (1);
Vertically to driving mechanism, be installed on described support body, driving direction is vertical with described upper surface;
Steadying plate (3), is connected to described vertically to the drive end of driving mechanism, thus is vertically driven to driving mechanism by described, and away from or near described upper surface; And this steadying plate is provided with the 3rd straight line adjusting mechanism;
Probe assembly, is loaded in described 3rd straight line adjusting mechanism, and based on steadying plate (3) action and engage with workpiece (12) terminal or be disengaged; And
Electrical measurement parts, connect described probe assembly.
2. general electrical measurement fixture according to claim 1, is characterized in that, describedly vertically comprises to driving mechanism:
Fluid cylinder, is installed on described support body, and the push rod of this fluid cylinder vertically arranges and is connected to described steadying plate (3) in order to provide steadying plate (3) vertical movement travel;
Guide rod (5), is directed at the pilot hole on support body, and lower end is connected to described steadying plate (3).
3. general electrical measurement fixture according to claim 2, is characterized in that, described guide rod (5) has two, divides the both sides occuping fluid cylinder.
4., according to the arbitrary described general electrical measurement fixture of claims 1 to 3, it is characterized in that, described support body is gantry structure, and is provided with reinforcement structure in the middle and upper part of gantry structure.
5., according to the arbitrary described general electrical measurement fixture of claims 1 to 3, it is characterized in that, described first straight line adjusting mechanism and the second straight line adjusting mechanism comprise respectively:
Track (11);
Locating piece (13), arranges on the track and is furnished with locking structure.
6. general electrical measurement fixture according to claim 5, is characterized in that, described first straight line adjusting mechanism and the second straight line adjusting mechanism are dual structure, and this dual structure is:
Be provided with sub-adjusting mechanism in the side of workpiece (12), be provided with another sub-adjusting mechanism in the side that workpiece (12) is relative with this side.
7. general electrical measurement fixture according to claim 6, is characterized in that, the described sub-adjusting mechanism of the every side of workpiece (12) is furnished with a pair.
8., according to the arbitrary described general electrical measurement fixture of claim 1-3, it is characterized in that, described 3rd straight line adjusting mechanism is configured to:
Described steadying plate has adjustment straight hole (14);
Adjustment straight hole (14) is provided with the sliding connector sliding on this adjustment straight hole;
Wherein, sliding connector is for connecting described probe assembly.
9. general electrical measurement fixture according to claim 8, is characterized in that, adapts to each probe assembly, and described adjustment straight hole at least comprises two that are parallel to each other.
10. general electrical measurement fixture according to claim 1, is characterized in that, described probe assembly comprises:
Probe dish (8), for showing the bar shaped plate of fixed orifice for a moment, wherein bar shaped article to vertical with the adjustment direction of the 3rd straight line adjusting mechanism;
Probe, is fixed on described fixed orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520654212.1U CN204882761U (en) | 2015-08-27 | 2015-08-27 | Tool is surveyed to general electricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520654212.1U CN204882761U (en) | 2015-08-27 | 2015-08-27 | Tool is surveyed to general electricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204882761U true CN204882761U (en) | 2015-12-16 |
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ID=54827120
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520654212.1U Expired - Fee Related CN204882761U (en) | 2015-08-27 | 2015-08-27 | Tool is surveyed to general electricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204882761U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340411A (en) * | 2017-07-18 | 2017-11-10 | 北京兆维电子(集团)有限责任公司 | A kind of general pressing devices of more size OLED |
| CN107817274A (en) * | 2017-10-27 | 2018-03-20 | 无锡尚德太阳能电力有限公司 | The decision method of solar cell processing procedure defect |
| CN108020770A (en) * | 2017-10-31 | 2018-05-11 | 东莞华贝电子科技有限公司 | The test system and method for circuit board assemblies |
| CN112489401A (en) * | 2020-11-19 | 2021-03-12 | 蚌埠依爱消防电子有限责任公司 | A accredited testing organization for fire alarm system circuit board |
-
2015
- 2015-08-27 CN CN201520654212.1U patent/CN204882761U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340411A (en) * | 2017-07-18 | 2017-11-10 | 北京兆维电子(集团)有限责任公司 | A kind of general pressing devices of more size OLED |
| CN107340411B (en) * | 2017-07-18 | 2023-11-17 | 北京兆维电子(集团)有限责任公司 | Multi-size OLED universal needle pressing device |
| CN107817274A (en) * | 2017-10-27 | 2018-03-20 | 无锡尚德太阳能电力有限公司 | The decision method of solar cell processing procedure defect |
| CN108020770A (en) * | 2017-10-31 | 2018-05-11 | 东莞华贝电子科技有限公司 | The test system and method for circuit board assemblies |
| CN112489401A (en) * | 2020-11-19 | 2021-03-12 | 蚌埠依爱消防电子有限责任公司 | A accredited testing organization for fire alarm system circuit board |
| CN112489401B (en) * | 2020-11-19 | 2021-08-03 | 蚌埠依爱消防电子有限责任公司 | A accredited testing organization for fire alarm system circuit board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160827 |