CN208888316U - A kind of test fixture and associated test devices - Google Patents
A kind of test fixture and associated test devices Download PDFInfo
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- CN208888316U CN208888316U CN201821339144.XU CN201821339144U CN208888316U CN 208888316 U CN208888316 U CN 208888316U CN 201821339144 U CN201821339144 U CN 201821339144U CN 208888316 U CN208888316 U CN 208888316U
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Abstract
The utility model discloses a kind of test fixture and associated test devices.The test fixture includes: testboard, positioning mechanism, at least one test probe assembly and processor；The positioning mechanism and at least one test probe assembly are set to around the testboard；The processor, it is electrically connected respectively with the positioning mechanism and at least one described test probe assembly, to issue control signal, to control the test probe that the positioning mechanism drives the module to be measured being placed on the testboard to be moved in predeterminated position, and control test probe assembly mobile so that itself and the terminal in module to be measured are in electrical contact.The utility model realizes the automatic test course of module, improves the efficiency of test, reduces the consuming of manpower in test process.
Description
Technical field
The utility model relates to the field of test technology, in particular to a kind of test fixture and correlation module test equipment.
Background technique
Large-scale drive module product, when carrying out functional test, usually by drive module to be tested (hereinafter referred to as to
Survey module) it links together with subtest equipment, the true running environment of the drive module is simulated, is realized to drive module
Test.
The example of module 12 to be measured shown in referring to Fig.1 has terminal 121 in the module 12 to be measured, in test,
These terminals 121, which need to contact realization, to be tested, and previous test Solution is usually extremely to turn module to be measured through artificial placement
It connects on pallet, then the cable between the manual connecting trays of operator and module to be measured, then pallet is integrally pushed into again should
The positioning and test for realizing module to be measured are connect with subtest equipment in subtest equipment.Or it uses and puts module to be measured
It sets on small handcart, fixed bit inside small handcart push-in subtest equipment is postponed and is connect again with subtest equipment.
Since the weight of drive module is larger, at least in 15kg or more, usually in 20kg or so, when the quantity of module to be measured
Carrying and mobile test module are easy when more or needs are frequently tested, in test process increases tester's degree of fatigue,
In addition, when test, it is manually installed to there are problems that low efficiency.
Utility model content
In view of the above problems, the utility model is proposed to overcome the above problem in order to provide one kind or at least partly solve
The certainly a kind of test fixture and associated test devices of the above problem.
In a first aspect, the utility model embodiment provides a kind of test fixture, the test fixture includes:
Testboard, positioning mechanism, at least one test probe assembly and processor；
The positioning mechanism and at least one test probe assembly are set to around the testboard；The processor, point
It is not electrically connected with the positioning mechanism and at least one described test probe assembly, controls the localization machine to issue control signal
Structure drives the module to be measured being placed on the testboard to be moved in predeterminated position, and the control test probe assembly
It is mobile so that the test probe and the terminal electrical contact in module to be measured to test probe.
In a possible embodiment, test probe one end in the test probe assembly and subtest equipment electricity
Connection；
In a possible embodiment, the positioning mechanism, comprising: X-direction positioning mechanism and Y-direction positioning mechanism；
The X-direction location structure and Y-direction positioning mechanism are connect with processor signal respectively；The X-direction and the Y-direction are water
Orthogonal both direction in plane；
In a possible embodiment, the test fixture, further includes: along the first limited block of Y-direction setting and along X
Second limited block of direction setting；Sensor is respectively arranged on first limited block and second limited block；The biography
Sensor is connect with the processor signal；
In a possible embodiment, the processor, when receiving Y-direction positioning mechanism and/or X-direction localization machine
When the signal for the contact measured module that structure issues, sent to the Y-direction positioning mechanism and/or X-direction positioning mechanism for issuing signal
Corresponding control signal controls it and moves in the Y direction and/or in X-direction and drive the module to be measured mobile；Described in reception
When the signal that sensor issues on the first limited block and/or the second limited block, Y-direction positioning mechanism on corresponding direction and/
Or X-direction positioning mechanism issues control signal and stops movement to control it.
In a possible embodiment, the Y-direction positioning mechanism and the X-direction positioning mechanism are set to the survey
The same side of test stand；
The Y-direction positioning mechanism, comprising: first support, first movement cylinder, the first vacuum chuck mechanism；The side X
To positioning mechanism, comprising: the second mobile cylinder；
The first movement cylinder and the second mobile cylinder are connect with the processor signal；
The first movement cylinder is arranged along Y-direction and is fixedly installed in the bottom of the first support；Described first moves
The piston rod of cylinder of taking offence is movably coupled to first vacuum chuck mechanism；
Second mobile cylinder is fixedly installed on plummer, in X direction setting and its piston rod movably with institute
State the side wall connection of first support；
The first support is movably arranged on plummer.
In a possible embodiment, the first support is L shape, including bottom plate and the side being fixedly connected with bottom plate
Plate；The cylinder body of the first movement cylinder is fixedly installed on the bottom plate；The piston rod of second mobile cylinder with it is described
Bottom plate and/or side plate connection；There is slider bar in X direction, the slider bar is embedded into the sliding rail of plummer below the bottom plate
In.
In a possible embodiment, the first limit block and the second limit block are divided into the two sides of the testboard；Institute
State test fixture further include: second support；
Second support is vertical with the first support in the horizontal plane；
The top of the first support is arranged in first limited block；
The top of the second support is arranged in second limited block.
In a possible embodiment, the Y-direction positioning mechanism and the X-direction positioning mechanism are divided into the survey
The two sides of test stand；
The Y-direction positioning mechanism or the X-direction positioning mechanism, comprising: third mobile cylinder and the second vacuum chuck
Mechanism；The third mobile cylinder is fixedly installed on plummer, and is arranged along Y-direction or in X direction；The mobile gas of the third
The piston rod of cylinder is movably coupled to second vacuum chuck mechanism.
In a possible embodiment, the testboard upper surface is also set up along the direction that the module to be measured enters
There are at least two strip limited blocks.
In a possible embodiment, at least one idler wheel is additionally provided on the table top of the testboard.
In a possible embodiment, the test probe assembly, comprising: at least one L shape copper billet and with it is described extremely
4th mobile cylinder of few L shape copper billet connection；The L shape copper billet is installed in mounting base, the mounting base and described the
The connection of four mobile cylinders；
4th mobile cylinder is connect with the processor signal；
The horizontal component of the L shape copper billet is inserted with test probe, and the test probe is electrically connected subtest equipment；
At least one described test probe assembly is fixedly installed on support frame, and support frame as described above is slidably mounted on institute
It states around testboard.
Second aspect, the utility model embodiment provide fixed in a kind of module-testing device, including frame and frame
The aforementioned test fixture of installation.
In a possible embodiment, it is additionally provided with sliding rail on the frame, is provided on the sliding rail
At least one idler wheel, the sliding rail connect the testboard.
The beneficial effect of above-mentioned technical proposal provided by the embodiment of the utility model includes at least:
In test fixture and correlation module test equipment provided by the embodiment of the utility model, positioning mechanism is in processor
Under control, the module to be measured on testboard is accurately positioned, tests the test probe of probe assembly also in processor
Under control, it is in electrical contact with the terminal in module to be measured, avoids more artificial participation, efficiency in existing module testing mode to be measured
Lowly, tester moves or moves the problems such as module bring fatigue strength to be measured, realizes the survey of the automation to module to be measured
Examination, reduces the consuming of manpower in test process, improves the efficiency of test.
Also, probe assembly is tested after module to be measured navigates to predeterminated position, under the control of a processor, with mould to be measured
Terminal electrical contact on block, before the test begins, can complete being electrically connected between subtest equipment, in this way, mutually similar
When the difference module to be measured of type is tested in turn, these are electrically connected used cable, electric wire etc. and need not be replaced or remove,
Further improve the efficiency of test.
In the utility model embodiment, X-direction positioning mechanism and Y-direction positioning mechanism can be arranged with integrated setting
In the same side of testboard.This structure is simple, takes up space small, components are relatively fewer.
In the utility model embodiment, on the table top of testboard, it is additionally provided at least one idler wheel, reduces module to be measured
It can further use manpower and material resources sparingly with the frictional force of testing stand when module to be measured to be placed on testboard.
In the utility model embodiment, test stand upper surface is also set along the direction that module to be measured enters (such as being pushed into)
At least two strip limited blocks are equipped with, the two strip limited blocks can play the role of tentatively limiting, and facilitate X-direction localization machine
Structure and Y-direction positioning mechanism is subsequent is accurately positioned again.
In the utility model embodiment, the copper billet tested in probe assembly is removable, and tests where probe assembly
Support frame also move, in this way, test different types of structure module to be measured when, can by adjusting test probe assembly
In copper billet position and/or support frame movement, adapt to the testing requirement of the module to be measured of different types of structure, adaptation range
More extensively.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages can pass through
Structure specifically indicated in the written description, claims, and drawings is achieved and obtained.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the exemplary structure chart of drive module；
Fig. 2 is the overall structure diagram of test fixture in the utility model embodiment；
Fig. 3 is one of the structural schematic diagram of test fixture in the utility model embodiment；
Fig. 4 is the first sucking disc mechanism and first movement cylinder connection structure schematic diagram in the utility model embodiment；
Fig. 5 is the second structural representation of test fixture in the utility model embodiment；
Fig. 6 is the structural schematic diagram that probe assembly is tested in the utility model embodiment；
Fig. 7 is the third structural representation of test fixture in the utility model embodiment；
Fig. 8 is the structural schematic diagram of module-testing device in the utility model embodiment.
Description of symbols:
1 testboard；
2 positioning mechanisms；
3 test probe assemblies；
4 processors；
5 plummers；
6 first limited blocks；
7 second limited blocks；
8 second supports；
9 auxiliary positioning blocks；
The sensor of 10 auxiliary positioning blocks connection；
11 support frames；
12 modules to be measured；
13 sliding grooves；
14 strip limited blocks；
21 first supports；
22 first movement cylinders；
23 first vacuum chuck mechanisms；
24 second mobile cylinders；
211 bottom plates；
212 side plates；
213 slider bars；
31 copper billets；
32 mounting bases；
33 the 4th mobile cylinders；
34 test probes；
51 sliding rails；
Idler wheel on 101 testboards；
81 frames；
82 test fixtures；
83 sliding rails；
Idler wheel on 831 sliding rails.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance.In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
The utility model embodiment provides a kind of test fixture, referring to shown in Fig. 2, comprising: testboard 1, positioning mechanism
2, at least one test probe assembly 3 and processor 4；Wherein:
Positioning mechanism 2 and at least one test probe assembly 3 are set to around testboard；Processor 4, respectively with localization machine
Structure 2 and at least one test probe assembly 3 are electrically connected, and are placed on testboard 1 to issue the control signal control drive of positioning mechanism 2
On module to be measured be moved to predeterminated position, and the test probe in control test probe assembly 3 is mobile so that the test is visited
Terminal on needle and module to be measured is in electrical contact.
In the utility model embodiment, above-mentioned electric connection mode can be various wired connections, such as various cables
Connection etc., can also be the connection of various wireless modes (wireless signal), for example including 3G, 4G, wifi or other short distances without
The mode etc. of line communication, or using the combination of these above-mentioned modes, the utility model embodiment is not limited this.
In one embodiment, during the test, test probe assembly 3 in test probe also with subtest equipment
Electrical connection.
It should be noted that at least one test probe assembly 3 is set to around testboard 1, deployment test probe assembly 3
Position, can be determined according to the specific location of the terminal in module to be measured.
Above-mentioned processor 4 can use any processing chip with computing capability, such as digital signal processor
(Digital Signal Processor, DSP), micro-control unit (Microcontroller Unit, MCU) or advanced RISC
Various microprocessors, the utility model embodiments such as processor (Advanced RISC Machine, ARM) do not limit this.
Above-mentioned testboard 1 is used under the control of processor 4 for placing module to be measured, positioning mechanism 2 by module to be measured
Automatic traction to preset position, with realize module to be measured automatically, be accurately located, reduce it is artificial during the test
It carries, mobile work, improves working efficiency.
Probe assembly 3 is tested, after module to be measured navigates to predeterminated position, under the control of processor 4, with module to be measured
On terminal electrical contact, before the test begins, being electrically connected between subtest equipment can be completed, in this way, same type
Difference modules to be measured when being tested in turn, these be electrically connected used in cable, electric wire etc. need not be replaced or remove, more
Further increase the efficiency of test.
The structure of above-mentioned test fixture is further described below.
Above-mentioned positioning mechanism 2, can be divided into two kinds, that is, include: X-direction positioning mechanism and Y-direction positioning mechanism.X-direction and Y
Direction is orthogonal both direction on horizontal plane.The utility model does not limit the specific direction of X-direction and Y-direction, lifts
For example, Y-direction can be the direction that module to be measured enters (such as being pushed into) testboard 1, and X is direction normal thereto, or
Person, X-direction can be the direction that module to be measured enters testboard 1, and Y-direction is direction normal thereto.Certainly, X-direction and Y
Direction can also be that other any possible mutually orthogonal directions, the utility model do not limit this on testboard horizontal plane
It is fixed.
Above-mentioned X-direction positioning mechanism and Y-direction positioning mechanism are electrically connected with processor 4 respectively, in the control of processor 4
Under, the physical positioning in X-direction and/or Y-direction is carried out to module to be measured.
In a possible embodiment, above-mentioned X-direction positioning mechanism and Y-direction positioning mechanism, can with integrated setting,
The same side of testboard can be namely set to.It is this simple and compact for structure, it takes up space smaller, components are relatively fewer.
This situation can refer to example shown in Fig. 3, wherein Y-direction positioning mechanism may include: first support 21,
One mobile cylinder 22, the first vacuum chuck mechanism 23；X-direction positioning mechanism, comprising: the second mobile cylinder 24；
First movement cylinder 22 is arranged along Y-direction and is fixedly installed in the bottom of first support 21；First movement cylinder 22
Piston rod be movably coupled to the first vacuum chuck mechanism 23；
Second mobile cylinder 24 is fixedly installed on plummer 5, in X direction setting and its piston rod is movably with first
The side wall of bracket 21 connects；
First support 21 is movably arranged on plummer 5.
First movement cylinder 22 and the second mobile cylinder 24 are electrically connected with processor 4 (not illustrating in Fig. 3), are being located in this way
Under the control for managing device 4, first movement cylinder 22 can move in the Y direction drives 23 sorption of the first vacuum chuck mechanism module to be measured
12 move in the Y direction, and the piston rod of the second mobile cylinder 24 can be moved in the X direction to drive first support 21 mobile,
And then it drives the first vacuum chuck mechanism 23 to adsorb module 12 to be measured and moves in the X direction.
It specifically, can be with the first vacuum chuck mechanism 23 when module 12 to be measured is placed into or is pushed on testboard 1
It is in contact, the first vacuum chuck mechanism 23 can tightly adsorb module 12 to be measured by the suction of sucker at this time.
In order to realize the accurate positionin of module to be measured, to realize and test the cooperation of probe groups, testing efficiency is improved, is being set
On meter, the utility model embodiment is matched with above-mentioned X-direction positioning mechanism and Y-direction positioning mechanism, referring to shown in Fig. 3, on
It states test fixture and is also respectively provided with the first limited block 6 and the second limited block 7 for being arranged in X direction along Y-direction setting；First
Sensor (not illustrating in Fig. 3) is respectively arranged on limited block 6 and the second limited block 7；These sensors are electrically connected with processor
Connect (Fig. 3 is not illustrated)；
When receiving the signal for the contact measured module that Y-direction positioning mechanism and/or X-direction positioning mechanism issue, place
Reason device sends corresponding control signal to the Y-direction positioning mechanism and/or X-direction positioning mechanism for issuing signal and controls it in the side Y
To and/or X-direction on move and drive module 12 to be measured mobile；When the first limited block 6 of reception and/or the second limited block 7 upload
When the signal that sensor issues, Y-direction positioning mechanism on corresponding direction and/or X-direction positioning mechanism issue control signal with
It controls it and stops movement.
Referring to example shown in Fig. 3, when module contact to be measured is to the first vacuum chuck mechanism 23, first vacuum chuck
Mechanism 23 can start to work, and adsorb module 12 to be measured, and then processor issues control signal control first movement cylinder 22 in Y
It is moved on direction, until module 12 to be measured and the first limited block 6 are in close contact, the sensor on the first limited block 6 can send letter
Number give processor, so as to processor control first movement cylinder 22 piston rod stop motion.
Second mobile cylinder 24 under the control of a processor, pushes first support 21 mobile, and then the first vacuum is driven to inhale
Disc mechanism 23 is mobile, has also just driven the movement of module 12 to be measured in the X direction.When module 12 to be measured is moved to and the second limit
Block 7 is in close contact, and the sensor on the second limited block 7 can send a signal to processor, so as to the mobile gas of processor control second
The piston rod stop motion of cylinder 24.
Referring to shown in Fig. 4, the first vacuum chuck mechanism 23 includes two vacuum chucks, in the Y direction with first movement gas
Cylinder 22 connects.
The sensor any can be incuded module to be measured and reach the first limited block 6 and the second limit using existing
The sensor of the position of block 7, for example, by using range sensor etc..The utility model embodiment do not limit sensor type and
Specific connection type.
Referring to shown in Fig. 3 and Fig. 5, first support 21 is L shape, including bottom plate 211 and the side plate being fixedly connected with bottom plate 211
212；The cylinder body of first movement cylinder 22 is fixedly installed on bottom plate 211；The piston rod and bottom plate 211 of second mobile cylinder 24
And/or side plate 212 connects (such as shown in Fig. 3 connect with bottom plate), 211 lower section of bottom plate has slider bar 213 in X direction,
Slider bar 213 is embedded into the sliding rail 51 of plummer 5.
The tab order of above-mentioned X-direction positioning mechanism and Y-direction positioning mechanism can be first Y-direction, then X-direction, when
So, it can also change, first X-direction, rear Y-direction.
Plummer 5 can be also possible to separation, can be moved according to first movement cylinder 22, second with sliding stand one
The positional relationship taken offence between cylinder 24, the first vacuum chuck mechanism 23 and module to be measured 12 determines.
Referring to shown in Fig. 3, the first limited block 6 and the second limited block 7 are divided into the two sides of testboard 1；Test fixture also wraps
It includes: second support 8；
Second support 8 is vertical with first support 21 in the horizontal plane；
The top of first support 21 is arranged in first limited block 6；
The top of second support 8 is arranged in second limited block 7.
The setting of the position of first limited block 6 and the second limited block 7 very flexibly, for example can be set up directly on testboard 1
Above, it also can be set in first support 21, first support 21 allowed to take into account fixed first movement cylinder 22 and fix the first limit
The function of position block 6, or corresponding supporting mechanism is independently arranged in the first limited block 6 and the second limited block 7.
In a possible embodiment, Y-direction positioning mechanism and X-direction positioning mechanism, which can be, is separated from each other, phase
It is mutually independent, it is divided into the two sides of testboard；In this embodiment, the structure of X-direction positioning mechanism and Y-direction positioning mechanism
Can be identical or essentially identical, it is separated from each other, works independently, may be implemented under the control of a processor, with the first limited block 6
Realize the positioning in X-direction and Y-direction respectively with the cooperation of the second limited block 7.
For Y-direction positioning mechanism or X-direction positioning mechanism, mobile cylinder can be respectively adopted and vacuum is inhaled
The structure that disc mechanism is connected.In this structure, since Y-direction positioning mechanism or X-direction positioning mechanism are separation, that
This is independent, therefore, can be not provided with the component similar to first support.Such as Y-direction positioning mechanism or X-direction localization machine
Structure can use following structures: third mobile cylinder and the second vacuum chuck mechanism；Third mobile cylinder is fixedly installed in carrying
On platform, and it is arranged along Y-direction or in X direction；The piston rod of third mobile cylinder is movably coupled to the second vacuum chuck mechanism.
Because similar with structure shown in Fig. 4, no longer it is described with reference to the drawings herein.
Above-mentioned this structure, the structure of more aforementioned Y-direction positioning mechanism and X-direction positioning mechanism one, take up space compared with
Greatly, and module to be measured is needed to be all satisfied the condition that can seal absorption with vacuum chuck absorbed portion in the x-direction and the z-direction；
But because two parts be it is separately positioned, interdependence is lower.It can be selected according to the structure situation of module to be measured.
In a possible embodiment, it is being placed on testboard in order to further save module to be measured or is being pushed into
The manpower and material resources that may be consumed in testboard on the table top of testboard 1, are also provided at least one referring to Figure 5
A idler wheel 101, when being provided with multiple idler wheels 101, the arrangement of each idler wheel 101 certain rule ordering, or can also irregularly arrange
Cloth.Idler wheel 101 can use a plurality of types of idler wheels, the frictional force of module to be measured and testing stand be reduced, to save manpower object
Power.Such as steel ball idler wheel can be used, while reducing the frictional force between module to be measured and testboard surface, also as from
Body hardness and bear biggish weight, have longer service life.
In a possible embodiment, referring to shown in Fig. 3 and Fig. 5,1 upper surface of testboard is pushed into along module to be measured
Direction is additionally provided at least two strip limited blocks 14.The two strip limited blocks 14 can play the role of tentatively limiting, when
When by the way that manually module to be measured being pushed into or is put on testboard 1, the two strip limited blocks 14 can roughly block with
The general location for limiting module 12 to be measured facilitates X-direction positioning mechanism and Y-direction positioning mechanism is subsequent is accurately positioned again.
In a possible embodiment, referring to Figure 5, which can also include one in the height direction
A auxiliary positioning block 9, this auxiliary positioning block 9 can be installed or not install, in test during installation, by therewith
The sensor 10 of connection, processor can receive whether be mounted with the auxiliary positioning block 9.The auxiliary positioning block 9 can assist
The interface of module upper surface to be measured contacts automatically, and auxiliary completes test.
In a possible embodiment, each test probe assembly, referring to shown in Fig. 6, comprising: at least one L shape copper
Block 31 and the 4th mobile cylinder 33 being connect at least one L shape copper billet 31；L shape copper billet 31 is installed in mounting base 32, installation
Seat 32 is connect with the 4th mobile cylinder 33；
4th mobile cylinder 33 is electrically connected with processor and (does not illustrate in Fig. 6)；
The horizontal component of L shape copper billet 31 is inserted with test probe 34, and test probe 34 is electrically connected subtest equipment；
At least one test probe assembly 3 is fixedly installed on support frame 11, which is slidably mounted on survey
Around test stand 1.
The structure of L shape copper billet 31 may include two parts, and a horizontal component, there are also the vertical portions connecting with horizontal component
Point (may vertical with horizontal component can also be with out of plumb) be connected by screw between two parts, and test probe 34 is installed on water
Flat part, test probe 34 can use existing probe, and the utility model embodiment is without limitation.
It can be connected using screw between L shape copper billet 31 and mounting base 32, to guarantee the fastness of connection.L shape copper billet 31
Itself is also conductive, and after cable connection, the connection of module to be measured and external subtest equipment may be implemented.
Before test, the branch where mobile test probe assembly can be passed through according to the position of module upper terminal to be measured
The position of the adjustment test probe assembly of support 11, by the movement of the 4th mobile cylinder 33, drives test to guarantee in test
Probe just can tested terminal in contact measured module, after adjusting good position, the position of support frame 11 no longer becomes
Change.When test starts and after the completion of test, test probe 34 can be contacted by the movement of the piston rod of the 4th mobile cylinder 33
Or leave terminal in module to be measured.To realize the wheel current test of mutually isostructural multiple modules to be measured.In order to enable should
The adaptation range of test fixture is wider, adapts to the module to be measured of different structure, in the utility model embodiment, support frame 11,
The position for testing test probe 34 in probe assembly is adjustable.
The moveable structure of support frame 11 can also be mobile using modes such as sliding grooves 13 referring to shown in Fig. 7, or adopts
With other moveable modes, the utility model embodiment is not limited this.
By the way of testing probe assembly, test probe position can adjust automatically, and one end is in test process
The connection with subtest equipment can be kept, during the test, specific position is adjusted according to the terminal of different modules to be measured
It sets, compares in the prior art by way of the cable between artificial connection module to be measured and subtest equipment, it can
To advanced optimize the efficiency for promoting test, artificial participation is reduced.
Conceived based on same utility model, the utility model embodiment additionally provides a kind of module-testing device, the module
Test equipment includes the test fixture in frame and frame.
It include frame 81 and test fixture 82 (only illustrating part) in the module-testing device, in frame referring to shown in Fig. 8
It is additionally provided with sliding rail 83 on frame 81, at least one idler wheel 831,83 connecting test of sliding rail are provided on sliding rail 83
Platform.
The structure of above-mentioned test fixture 82 is referring to the structure of test fixture in previous embodiment, and overlaps will not be repeated.
It,, can be in closed frame in the lower half portion of the frame 81 of the module-testing device referring to shown in Fig. 8
Place the test component of the needs such as power module, industrial personal computer.It is connect for convenience with subtest equipment, the two of frame 81
Side, can also be arranged can open and close wicket 84, opening when facilitating test, closing when not testing.
When test, which can be may be arranged as with fixed placement movably, according to test site ring
Depending on border.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (12)
1. a kind of test fixture, which is characterized in that the test fixture includes:
Testboard (1), positioning mechanism (2), at least one test probe assembly (3) and processor (4)；
The positioning mechanism (2) and at least one test probe assembly (3) are set to around the testboard (1)；The processing
Device (4) is electrically connected, to issue control signal respectively with the positioning mechanism (2) and at least one described test probe assembly (3)
Controlling the positioning mechanism (2) drives the module to be measured (12) being placed on the testboard (1) to be moved to predeterminated position, and
The test probe (34) controlled in test probe assembly (3) is mobile so that it connects with the terminal electricity on module to be measured (12)
Touching.
2. test fixture as described in claim 1, which is characterized in that the test probe in test probe assembly (3)
(34) it is also electrically connected with external subtest equipment.
3. test fixture as described in claim 1, which is characterized in that the positioning mechanism (2), comprising: X-direction positioning mechanism
With Y-direction positioning mechanism；
The X-direction location structure and Y-direction positioning mechanism are connect with processor (4) signal respectively；The X-direction and the Y
Direction is orthogonal both direction on horizontal plane；
The test fixture, further includes: the first limited block (6) being arranged along Y-direction and the second limited block being arranged in X direction
(7)；Sensor is respectively arranged on first limited block (6) and second limited block (7)；The sensor and the place
Manage the connection of device (4) signal；
The processor (4), when the contact measured module for receiving Y-direction positioning mechanism and/or the sending of X-direction positioning mechanism
(12) when signal, corresponding control signal control is sent to the Y-direction positioning mechanism and/or X-direction positioning mechanism for issuing signal
It is made to move in the Y direction and/or in X-direction and drive the module to be measured (12) mobile；When reception first limited block (6)
And/or second sensor on limited block (7) issue signal when, Y-direction positioning mechanism and/or X-direction on corresponding direction
Positioning mechanism issues control signal and stops movement to control it.
4. test fixture as claimed in claim 3, which is characterized in that the Y-direction positioning mechanism and the X-direction localization machine
Structure is set to the same side of the testboard (1)；
The Y-direction positioning mechanism, comprising: first support (21), first movement cylinder (22), the first vacuum chuck mechanism
(23)；The X-direction positioning mechanism, comprising: the second mobile cylinder (24)；
The first movement cylinder (22) and the second mobile cylinder (24) are connect with the processor (4) signal；
The first movement cylinder (22) is arranged along Y-direction and is fixedly installed in the bottom of the first support (21)；Described
The piston rod of one mobile cylinder (22) is movably coupled to first vacuum chuck mechanism (23)；
Second mobile cylinder (24) is fixedly installed on plummer (5), in X direction setting and its piston rod movably with
The side wall of the first support (21) connects；
The first support (21) is movably arranged on plummer (5).
5. test fixture as claimed in claim 4, which is characterized in that the first support (21) is L shape, including bottom plate
(211) and with bottom plate (211) side plate (212) being fixedly connected；The cylinder body of the first movement cylinder (22) is fixedly installed in institute
It states on bottom plate (211)；The piston rod of second mobile cylinder (24) is connect with the bottom plate (211) and/or side plate (212)；
There are slider bar (213) in X direction below the bottom plate (211), the slider bar (213) is embedded into the sliding rail of plummer (5)
(51) in.
6. test fixture as described in claim 4 or 5, which is characterized in that the first limited block (6) and the second limited block are divided into
The two sides of the testboard (1)；The test fixture further include: second support (8)；
The second support (8) is vertical with the first support (21) in the horizontal plane；
Top of first limited block (6) setting in the first support (21)；
Top of the second limited block setting in the second support (8).
7. test fixture as claimed in claim 3, which is characterized in that the Y-direction positioning mechanism and the X-direction localization machine
Structure is divided into the two sides of the testboard (1)；
The Y-direction positioning mechanism or the X-direction positioning mechanism, comprising: third mobile cylinder and the second vacuum chuck mechanism；
The third mobile cylinder is fixedly installed on plummer (5), and is arranged along Y-direction or in X direction；The third mobile cylinder
Piston rod be movably coupled to second vacuum chuck mechanism.
8. such as claim 1-5,7 described in any item test fixtures, which is characterized in that the upper surface edge of the testboard (1)
The direction that enters of the module (12) to be measured be additionally provided at least two strip limited blocks (14).
9. such as claim 1-5,7 described in any item test fixtures, which is characterized in that on the table top of the testboard (1) also
It is provided at least one idler wheel.
10. such as claim 1-5,7 described in any item test fixtures, which is characterized in that the test probe assembly (3), packet
It includes: at least one L shape copper billet (31) and the 4th mobile cylinder (33) being connect at least one described L shape copper billet (31)；The L
Shape copper billet (31) is installed on mounting base (32), and the mounting base (32) connect with the 4th mobile cylinder (33)；
4th mobile cylinder (33) connect with the processor (4) signal；
The horizontal component of the L shape copper billet (31) is inserted with test probe (34), and the test probe (34) is electrically connected subtest
Equipment；
At least one described test probe assembly (3) is fixedly installed on support frame (11), and support frame as described above (11) is movably
It is installed on around the testboard (1).
11. a kind of test equipment, which is characterized in that including install in frame (81) and frame (81) as claim 1-5,
7 described in any item test fixtures.
12. test equipment as claimed in claim 11, which is characterized in that be additionally provided with sliding rail on the frame (81)
(83), at least one idler wheel is provided on the sliding rail (83), the sliding rail (83) connects the testboard (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821339144.XU CN208888316U (en) | 2018-08-17 | 2018-08-17 | A kind of test fixture and associated test devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821339144.XU CN208888316U (en) | 2018-08-17 | 2018-08-17 | A kind of test fixture and associated test devices |
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| Publication Number | Publication Date |
|---|---|
| CN208888316U true CN208888316U (en) | 2019-05-21 |
Family
ID=66509298
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821339144.XU Active CN208888316U (en) | 2018-08-17 | 2018-08-17 | A kind of test fixture and associated test devices |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111796198A (en) * | 2020-07-14 | 2020-10-20 | 连云港杰瑞电子有限公司 | Power module testing tool and testing method |
| CN114252658A (en) * | 2021-11-29 | 2022-03-29 | 歌尔股份有限公司 | Testing device |
-
2018
- 2018-08-17 CN CN201821339144.XU patent/CN208888316U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111796198A (en) * | 2020-07-14 | 2020-10-20 | 连云港杰瑞电子有限公司 | Power module testing tool and testing method |
| CN111796198B (en) * | 2020-07-14 | 2021-12-10 | 连云港杰瑞电子有限公司 | Power module testing tool and testing method |
| CN114252658A (en) * | 2021-11-29 | 2022-03-29 | 歌尔股份有限公司 | Testing device |
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