CN209432914U - SMD components test module - Google Patents
SMD components test module Download PDFInfo
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- CN209432914U CN209432914U CN201821831373.3U CN201821831373U CN209432914U CN 209432914 U CN209432914 U CN 209432914U CN 201821831373 U CN201821831373 U CN 201821831373U CN 209432914 U CN209432914 U CN 209432914U
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- 238000012360 testing method Methods 0.000 title claims abstract description 152
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 69
- 238000004891 communication Methods 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 20
- 238000000034 method Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 12
- 239000011810 insulating material Substances 0.000 description 7
- 239000004020 conductor Substances 0.000 description 5
- 230000005284 excitation Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000012811 non-conductive material Substances 0.000 description 4
- 229910001369 Brass Inorganic materials 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000006263 metalation reaction Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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Abstract
The utility model provides a kind of SMD components test module, including pedestal, four conducting blocks, cover board, four connecting terminals, test board and limit plate；Offer the first opening on limit plate, the bottom surface of test board is set there are four the first pad, and the top surface of test board sets that there are four the second pads.The utility model on test board by being arranged four the first pads and four the second pads, and four conducting blocks are set so that four connecting terminals are electrical connected with four the second pads, when testing chip components and parts, chip components and parts are placed in the first opening of limit plate, so that the pin at chip components and parts both ends is connected with two pair of second pad, and then be connected with four connecting terminals, chip components and parts are easy to connect, it is high-efficient convenient for automatic test；In addition, the SMD components test module can be adapted to a variety of chip components and parts similar in test volume, and for different chip components and parts, it is only necessary to replace corresponding test board and limit plate, adaptability are good.
Description
Technical field
The utility model belongs to component testing technical field, is to be related to a kind of SMD components test more specifically
Module.
Background technique
With the continuous progress of science and technology with the fast development of information industry, for chip components and parts (also known as SMD components)
Demand it is growing, at present chip components and parts manufacturing industry all to automation, modularization, big data and Internet of Things direction send out
Exhibition.Chip components and parts are often tested in production, during examining and be delivered for use, to determine the matter of chip components and parts
Amount.The portable test cartridge that chip components and parts are equipped at present is suitable only for the manual test of specific component, cannot expire well
Sufficient automation equipment testing requirement, causes testing efficiency low.
Utility model content
It is existing in the prior art to solve the purpose of this utility model is to provide a kind of SMD components test module
SMD components test module is not able to satisfy the problem of automation equipment testing requirement.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of SMD components test module,
Including pedestal, four conducting blocks being installed on the pedestal, the cover board being installed on the pedestal, respectively with led described in four
The connecting terminal of electric block connection, the test board for the pin for being used to support and being electrically connected chip components and parts and for by the chip
Component is positioned at the limit plate on the test board；The test board is removably mounted on the cover board, the limit plate
Detachably it is connected with the test board, the first opening for being placed in for chip components and parts is offered on the limit plate, it is described
Offer the first through hole passed through for each conducting block on cover board, the bottom surface of the test board be equipped with respectively with each conduction
The first connected pad of block, the top surface of the test board are equipped with four second be electrical connected respectively with four first pads
Pad, four second pads are divided into two pairs of settings, and each two second pad intervals in second pad are set
It sets, two pairs of second pads are located at the both ends corresponding position of first opening, correspond on the limit plate described
The first corresponding position in opening both ends offer the second opening for exposing each second pad, each second opening with
First opening in communication；Four connecting terminals are divided into two pairs of settings for being respectively arranged on the pedestal both ends, each wiring
Terminal is fixedly linked with the pedestal.
Further, felt pad is also equipped on the pedestal, each conducting block is placed on the felt pad.
Further, the top surface of the felt pad offers the first locating slot for being respectively used to position each conducting block,
Each conducting block is placed in corresponding first locating slot.
Further, the first limiting slot is offered on the pedestal, the felt pad is installed in first limiting slot.
Further, the SMD components test module further includes the limit pad for positioning each conducting block, institute
It states limit pad to be installed on the pedestal, offers the second through-hole passed through for each conducting block on the limit pad, it is described
Cover board covers on the limit pad.
Further, the bottom surface of the cover board is equipped with the second limiting slot, and the limit pad is placed in second limiting slot.
Further, the bottom end of each conducting block is equipped with support plate, each support plate and the corresponding terminals
Son is electrical connected.
Further, each connecting terminal includes terminal head and the mounting plate for supporting the terminal head, each installation
The downside of plate is fixedly linked with the pedestal, and upside and the cover board of each mounting plate are fixedly linked.
Further, third opening is offered respectively in the two sides of first opening on the limit plate, each described the
Three openings and first opening in communication.
Further, the bottom surface of the pedestal offers several first mounting holes.
The beneficial effect of SMD components test module provided by the utility model is: compared with prior art, this reality
With novel by the way that four the first pads and four the second pads are arranged on test board, four first are welded by four conducting blocks
Disk is connected with four connecting terminals, and then so that four connecting terminals is electrical connected with four the second pads, while on test board
Limit plate is set, then when testing chip components and parts, chip components and parts can be placed in the first opening of limit plate, make chip
The pin at component both ends is connected with two pair of second pad, and then is connected with four connecting terminals, and chip components and parts are easy to connect,
It is high-efficient convenient for automatic test；In addition, the SMD components test module can be adapted to a variety of chips similar in test volume
Component, and for different chip components and parts, it is only necessary to it replaces corresponding test board and limit plate, adaptability is good.
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 the structural schematic diagram of SMD components test module provided by the embodiment of the utility model；
Fig. 2 is the present invention looks up structural representation of SMD components test module provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of the pedestal of Fig. 2 SMD components test module；
Fig. 4 is structural schematic diagram when installing felt pad in Fig. 3 on pedestal；
Fig. 5 is structural schematic diagram when installing connecting terminal in Fig. 4 on pedestal；
Fig. 6 is structural schematic diagram when installing conducting block in Fig. 5 on felt pad；
Fig. 7 is the structural schematic diagram that will be limited when pad is installed in Fig. 5 on conducting block；
Fig. 8 is structural schematic diagram when cover board is placed in Fig. 7 on pedestal；
Fig. 9 is structural schematic diagram when installing test board in Fig. 8 cover plate；
Figure 10 is structural schematic diagram when limit plate is placed in Fig. 8 on test board；
Figure 11 is positive structure diagram when limit plate and test board are fixed on cover board；
Figure 12 is knot when installing chip components and parts in SMD components test module provided by the embodiment of the utility model
Structure schematic diagram；
Figure 13 is the overlooking structure diagram of SMD components test module in Figure 12.
Wherein, each attached drawing main mark in figure:
100- SMD components test module；11- pedestal；The first limiting slot of 111-；112- positioning table；The first screw thread of 113-
Hole；The first mounting hole of 114-；The second mounting hole of 115-；12- felt pad；The first locating slot of 121-；The second locating slot of 122-；123-
Slot；124- positioning port；13- connecting terminal；13A- first terminal；13B- Second terminal；13C- third terminal；The 4th end 13D-
Son；130- inner core；131- terminal head；132- mounting plate；The first screw of 133-；14- conducting block；141- support plate；15- limit
Pad；16- cover board；161- first through hole；The first through hole of 162-；The second threaded hole of 163-；17- test board；The second pad of 171-；
The second through hole of 172-；18- limit plate；181- first is open；182- second is open；183- third opening；184- escape port；
185- third through hole；186- third screw；90- chip components and parts.
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.
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." several " are meant that one or more, unless otherwise clearly specific limit
It is fixed.
In the description of the present invention, it should be understood that term " center ", " length ", " width ", " thickness ",
The orientation of the instructions such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as limiting the present invention.
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 or the interaction relationship of two elements.For those of ordinary skill in the art and
Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.
Also referring to Fig. 1 to Figure 13, now SMD components test module 100 provided by the utility model is said
It is bright.The SMD components test module 100, including 11, four conducting blocks 14 of pedestal, 16, four connecting terminals 13 of cover board, survey
Test plate (panel) 17 and limit plate 18；Four conducting blocks 14 are installed on pedestal 11, and cover board 16 is installed on pedestal 11, pass through 16 He of cover board
Pedestal 11 supports four conducting blocks 14, and four connecting terminals 13 are connect with four conducting blocks 14 respectively, four connecting terminals
13 are divided into two pairs of settings for being respectively arranged on 11 both ends of pedestal, and each connecting terminal 13 is fixedly linked with pedestal 11, to pass through pedestal
11 support four connecting terminals 13；When testing chip components and parts 90, connecting terminal 13 is for connecting external test facility.
The first through hole 161 passed through for each conducting block 14 is offered on cover board 16, thus when cover board 16 is installed on the pedestal 11, it is conductive
The top of block 14 can be stretched out from first through hole 161.Test board 17 is used to support and is electrically connected the pin of chip components and parts 90
(not marking in figure), the bottom surface of test board 17 are equipped with the first pad (not marking in figure) being connected respectively with each conducting block 14, survey
The top surface of test plate (panel) 17 is equipped with four the second pads 171 being electrical connected respectively with four the first pads, to pacify in test board 17
When on cover board 16, the top of each conducting block 14 is stretched out from first through hole 161 on cover board 16, and the top surface of four conducting blocks 14
It is in electrical contact with four the first pads of 17 bottom surface of test board, and four the second pads 171 and four the first pads respectively are electrical
Be connected, four conducting blocks 14 are connected with four connecting terminals 13 respectively, and then make four the second pads 171 respectively with four wiring
Terminal 13 is electrical connected.The first opening 181 for being placed in for chip components and parts 90 is offered on limit plate 18, when test chip
When component 90, in the first opening 181 that chip components and parts 90 are placed on limit plate 18, positioned by the first opening 181
Chip components and parts 90；And four the second pads 171 are divided into two pairs of settings, each two in the second pad 171 on test board 17
The setting of second pad 171 interval, two pair of second pad 171 are located at the both ends corresponding position of the first opening 181, limit plate 18
The upper corresponding position in the first 181 both ends of opening that corresponds to offers the second opening 182 respectively, and each second opening 182 is opened with first
Mouth 181 is connected, and when limit plate 18 to be mounted on test board 17, two second openings 182 are located at two pair of second weldering
The corresponding position of disk 171, so as to expose each second pad 171, and then when chip components and parts 90 are placed on limit plate 18
When in the first opening 181, the pin at 90 both ends of chip components and parts can be connected with each second pad 171 on test board 17, into
And 13 be connected with respective terminal, test with it is easy to operate, convenient for automatic test.Test board 17 is removably mounted to cover board
On 16, limit plate 18 is detachably connected with test board 17, can to replace, and then for various sizes of chip components and parts 90
To replace corresponding test board 17 and limit plate 18, the adaptability of the SMD components test module 100 is promoted.
SMD components test module 100 provided by the utility model, compared with prior art, the utility model by
Four the first pads and four the second pads 171 are set on test board 17, by four conducting blocks 14 by four the first pads and
Four connecting terminals 13 are connected, and then so that four connecting terminals 13 is electrical connected with four the second pads 171, while in test board
Limit plate 18 is arranged on 17 can be placed in the first of limit plate 18 for chip components and parts 90 then when testing chip components and parts 90
Opening 181 in, so that the pin at 90 both ends of chip components and parts is connected with two pair of second pad 171, so with four connecting terminals 13
It is connected, chip components and parts 90 are easy to connect, are convenient for automatic test, high-efficient；In addition, the SMD components test module 100
A variety of chip components and parts 90 similar in test volume can be adapted to, and for different chip components and parts 90, it is only necessary to replace
Corresponding test board 17 and limit plate 18, adaptability are good.
Further, Fig. 3, Fig. 4 and Fig. 6 are please referred to, as SMD components test module 100 provided by the utility model
A kind of specific embodiment, be also equipped with felt pad 12 on pedestal 11, each conducting block 14 is placed on felt pad 12, so as to
Conducting block 14 is supported by felt pad 12, while the structure can make pedestal 11 using metal, and by conducting block 14 with
It insulate between pedestal 11, and the structure can also protect each conducting block 14 by felt pad 12.
Further, Fig. 3 to Fig. 4 is please referred to, one as SMD components test module 100 provided by the utility model
Specific embodiment is planted, offers the first limiting slot 111 on pedestal 11, felt pad 12 is installed in the first limiting slot 111.Setting
First limiting slot 111, to install fixed insulator pad 12.
Further, Fig. 4 and Fig. 6 are please referred to, one as SMD components test module 100 provided by the utility model
Kind specific embodiment, the top surface of felt pad 12 offers the first locating slot 121 for being respectively used to position each conducting block 14, respectively leads
Electric block 14 is placed in corresponding first locating slot 121.First locating slot 121 is set in the top surface of felt pad 12, to install positioning
Each conducting block 14, is spaced apart with by adjacent conductive block 14.
Further, Fig. 3 to Fig. 4 is please referred to, one as SMD components test module 100 provided by the utility model
Kind of specific embodiment is convexly equipped with positioning table 112 in the both ends of the first limiting slot 111 on pedestal 11 respectively, right on felt pad 12
Positioning port 124 should be offered in the position of each positioning table 112, when in the first limiting slot 111 that felt pad 12 is mounted on pedestal 11
When, positioning table 112 is placed in corresponding positioning port 124, preferably to position to felt pad 12.
Further, referring to Fig. 6, a kind of tool as SMD components test module 100 provided by the utility model
Body embodiment, the bottom end of each conducting block 14 are equipped with support plate 141, each support plate 141 and the electrical phase of respective terminal 13
Even.Support plate 141 is installed in the bottom end of each conducting block 14, to support conducting block 14.Further, conducting block 14 and support
Plate 141 is to be integrally formed, to guarantee the bonding strength of conducting block 14 Yu support plate 141, while more stable support conducting block 14.
Further, Fig. 3 to Fig. 6 is please referred to, one as SMD components test module 100 provided by the utility model
Kind specific embodiment, the top surface of felt pad 12 offer the second locating slot 122 for being respectively used to position each support plate 141, respectively
Second locating slot 122 is connected to corresponding first locating slot 121.Second locating slot 122 is set, to facilitate positioning in assembling
Each support plate 141.Certainly, in some other embodiment, each conducting block 14 can also pass through conducting wire and respective terminal 13
It is connected.
Further, the position that the top surface of felt pad 12 corresponds to each connecting terminal 13 offers slot 123 respectively, respectively connects
The inner core 130 of line terminals 13 is placed in corresponding slot 123, to be connected with each conducting block 14.Further, each connecting terminal
13 inner core 130 is connected with corresponding support plate 141.
Further, Fig. 7 and Fig. 8 are please referred to, one as SMD components test module 100 provided by the utility model
Kind specific embodiment, which further includes the limit pad 15 for positioning each conducting block 14, limit
Pad 15 is installed on pedestal 11, limits the second through-hole (not marking in figure) for offering on pad 15 and passing through for each conducting block 14, lid
Plate 16 covers on limit pad 15.Setting limit pad 15, can position each conducting block 14, and each conducting block 14 will be kept steady
It is fixed.
Further, the bottom surface of cover board 16 is equipped with the second limiting slot (not shown), and limit pad 15 is placed in the second limit
In slot.Second limiting slot is set in the bottom surface of cover board 16, in order to position and install limit pad 15.
Further, the position that each support plate 141 is corresponded on limit pad 15 offers third locating slot and (does not show in figure
Out), third locating slot and the second locating slot 122 cooperation accommodating support plate 141 on felt pad 12 on pad 15 are limited, to pass through limit
Pad 15 fixes each conducting block 14 with felt pad 12.
Further, limit pad 15 is made using insulating materials, and cover board 16 is made using conductive material, then pedestal 11 with
Cover board 16 can form shielding box, and each conducting block 14 and support plate 141 are carried out good electromagnetic shielding, promoted when testing
Electromagnetic Compatibility and environment adaptive.
Further, Fig. 5, Fig. 6 and Fig. 8 are please referred to, as SMD components test module 100 provided by the utility model
A kind of specific embodiment, the mounting plate 132 of each connecting terminal 13 including terminal head 131 and support end subheader 131 is each to install
The downside of plate 132 is fixedly linked with pedestal 11, and upside and the cover board 16 of each mounting plate 132 are fixedly linked, to pass through pedestal 11
It is fixed with cover board 16 and supports each connecting terminal 13.
Specifically, in assembling, after felt pad 12 is installed on the pedestal 11, each connecting terminal 13 can be mounted on bottom
The corresponding end of seat 11, and use the first screw 133 by the downside of the mounting plate 132 of each connecting terminal 13 and 11 stationary phase of pedestal
Even；And after the installation on the pedestal 11 of cover board 16, then by the upside of the mounting plate 132 of each connecting terminal 13 and 16 stationary phase of cover board
Even.
Further, Fig. 7 and Fig. 8 are please referred to, one as SMD components test module 100 provided by the utility model
Kind specific embodiment, the two sides of 11 top surface of pedestal offer the first threaded hole 113 respectively, correspond to each first spiral shell on cover board 16
The position of pit 113 offers the first through hole 162, runs through so as to use the second screw (not shown) to pass through first
Hole 162 is connected with corresponding first threaded hole 113, and on the pedestal 11 by the installation of cover board 16, easy to assembly, installation is firm.
Further, Fig. 8 to Figure 11 is please referred to, as SMD components test module 100 provided by the utility model
A kind of specific embodiment, the two sides of 16 top surface of cover board offer the second threaded hole 163 respectively, and each the is corresponded on test board 17
The position of two threaded holes 163 offers the second through hole 172, so as to use third screw pass through the second through hole 172 with
Corresponding second threaded hole 163 is connected, and test board 17 is mounted on cover board 16.
Further, the position on limit plate 18 corresponding to each second through hole 172 offers third through hole
185, so as to use third screw 186 pass through third through hole 185, after the second through hole 172 with corresponding second threaded hole
163 are connected, and limit plate 18 and test board 17 are mounted on cover board 16, easy to assembly, are connected firmly.
Further, Fig. 1, Figure 11 are please referred to Figure 13, as SMD components test module provided by the utility model
A kind of 100 specific embodiment offers third opening 183 in the two sides of the first opening 181 on limit plate 18 respectively, and each the
Three openings 183 are connected with the first opening 181.Third opening 183 is opened up on limit plate 18, when fixture or finger clamp chip
The two sides of component 90, when in the first opening 181 that chip components and parts 90 are inserted on limit plate 18, fixture or finger can be with
It extend into corresponding third opening 183, easily to insert chip components and parts 90.Certainly, chip components and parts 90 are being taken out,
It can be convenient fixture or finger extend into corresponding third opening 183, and then clamp the two sides of chip components and parts 90, convenient for taking out piece
Formula component 90.
Further, Fig. 1, Figure 11 are please referred to Figure 13, as SMD components test module provided by the utility model
A kind of 100 specific embodiment offers escape port in the corresponding position in quadrangle of the first opening 181 on limit plate 18 respectively
184, to be inserted into the first opening 181 in chip components and parts 90, while can be to avoid the four side of abrasion chip components and parts 90.
Further, referring to Fig. 2, a kind of tool as SMD components test module 100 provided by the utility model
Body embodiment, the bottom surface of pedestal 11 offer several first mounting holes 114.First mounting hole is set on the bottom surface of pedestal 11
114, so that pedestal 11 to be fixed, and then conveniently chip components and parts 90 are tested.
Further, Fig. 1 and Figure 12 are please referred to, as SMD components test module 100 provided by the utility model
A kind of specific embodiment, the two sides of pedestal 11 offer the second mounting hole 115 respectively, so that pedestal 11 is fixed, into
And conveniently chip components and parts 90 are tested.
Further, Fig. 1, Fig. 8, Fig. 9 and Figure 12 are please referred to, tests mould as SMD components provided by the utility model
A kind of specific embodiment of block 100, pedestal 11 are made of conductive material, and cover board 16 is made of conductive material.Work as cover board
16 when being placed on pedestal 11, can play the role of electromagnetic shielding.And when pedestal 11 and cover board 16 are made using conductive material
When, be also equipped with felt pad 12 on pedestal 11, limit pad 15 be installed on cover board 16, with by felt pad 12 and limit pad 15 come
Prevent that each conducting block 14 is shorted with pedestal 11 or cover board 16.Certainly, in some other embodiment, the bottom surface and each side of each conducting block 14
Face is equipped with insulating layer, is shorted to prevent each conducting block 14 with pedestal 11 or cover board 16.
Further, in further embodiments, pedestal 11 is made of insulating materials, bottom surface, the two sides of pedestal 11
And the first conductive layer is coated in both ends of the surface respectively.Cover board 16 is made of insulating materials, top surface, two sides and the both ends of cover board 16
The second conductive layer is coated on face respectively.The structure can equally play the role of electromagnetic shielding, and prevent that each conducting block 14 is shorted.
Further, it in further embodiments, when being also equipped with felt pad 12 on pedestal 11, is installed on cover board 16 limited
When position pad 15, pedestal 11 is made of insulating materials, is coated with conductive layer on the outer surface of pedestal 11.Cover board 16 uses insulating materials
It makes, is coated with conductive layer on the outer surface of cover board 16.
Further, in further embodiments, when the bottom surface of each conducting block 14 is equipped with insulating layer with each side, bottom
Seat 11 is made of insulating materials, is coated with conductive layer on the outer surface of pedestal 11.Cover board 16 is made of insulating materials, cover board 16
Outer surface on be coated with conductive layer.
Further, pedestal 11 can be process using such as brass, stainless steel metallic conductor, or using non-
Conductor material forms and carries out surface metalation to it and handles.Cover board 16 can be led using such as brass, stainless steel metal
Body material is process, or is formed using non-conductive material and carried out surface metalation to it and handled.Felt pad 12 is adopted
It is process with non-conductive material；Limit pad 15 is process using non-conductive material；Limit plate 18 is added using non-conductive material
Work forms.
Further, pedestal 11, cover board 16, test board 17 are connected and are grounded with the conducting of each 13 shell of connecting terminal, thus
Effective electromagnetic shielding chamber is formed, the Electromagnetic Compatibility and environment adaptive of the SMD components test module 100 are promoted.
Further, each connecting terminal 13 uses the common SMA radio frequency connector of RF coaxial line, to promote patch member
The versatility of device testing module 100.Simultaneously when the resistance requirements of the SMD components test module 100 meet for measuring piece
When the unit for electrical property parameters such as the insertion loss of formula component 90, it can also arrange in pairs or groups and use with radio frequency network analyzer.
Further, referring to Fig. 9, a kind of tool as SMD components test module 100 provided by the utility model
Body embodiment, each second pad 171 is in long strip on test board 17, to increase the area of the second pad 171, is convenient for and chip
The pin of component 90 is connected.
Further, the cabling for connecting each first pad and corresponding second pad 171 is equipped in test board 17, to be laid out
The position of each first pad and the second pad 171, and then keep four the first pads corresponding with four conducting blocks 14 respectively, and four
Second pad 171 can be arranged according to the Pin locations of chip components and parts 90.
SMD components test module 100 provided by the utility model uses as follows:
Figure 13 is please referred to, four connecting terminals 13 divide for first terminal 13A, Second terminal 13B, third terminal 13C and
Four terminal 13D, first terminal 13A and Second terminal 13B are a pair, set on one end of pedestal 11；Third terminal 13C and the 4th end
Sub- 13D is another pair, set on the other end of pedestal 11.
Figure 13 is please referred to, which is applied to the low instrument for measuring DC resistance of four-wire system, and test is straight
Leakage resistance can be with the following method:
Using connecting line by 100 4 connecting terminals 13 of SMD components test module direct current low with four-wire system respectively
Four exits of resistance tester are connected, and wherein two current excitation exits of the low instrument for measuring DC resistance of four-wire system need to divide
It does not connect at the both ends of chip components and parts 90 to be measured.One current excitation exit of the low instrument for measuring DC resistance of four-wire system and
One terminal 13A or Second terminal 13B are connected, then another current excitation exit and third terminal 13C or forth terminal
13D is connected, it is ensured that exciting current normally flows through chip components and parts 90 to be measured, and the low instrument for measuring DC resistance of four-wire system is in addition
Two voltage measurement exits are connect with other two connecting terminal 13 of the SMD components test module 100 respectively,
I.e. when two current excitation exits of the low instrument for measuring DC resistance of four-wire system respectively with first terminal 13A and third terminal 13C
Be connected when, two voltage measurement exits of the low instrument for measuring DC resistance of four-wire system respectively with Second terminal 13B and forth terminal
13D is connected；If chip components and parts 90 to be measured have current direction requirement, when wiring, need to meet the measurement of chip components and parts 90
When current direction requirement.
The calibration block almost the same with 90 outer dimension of chip components and parts to be measured is placed in SMD components test
Shift to an earlier date in designed limit plate 18 in module 100, simulates the actual test process of chip components and parts 90, it is then low to four-wire system
Instrument for measuring DC resistance carries out short-circuit calibration, and the actual measurement resistance value of calibration block need to be much smaller than chip components and parts 90 to be measured
Resistance value, it is ensured that measurement result meets the measurement accuracy requirement of chip components and parts 90；If calibration block is not well positioned to meet survey
Accuracy of measurement require when, then need to calibrate the low instrument for measuring DC resistance of four-wire system in advance, then again with the SMD components
The connection of test module 100 uses.
Chip components and parts 90 to be measured are placed in the limit plate 18 of the SMD components test module 100 and carry out direct current
Resistance measurement.
Also referring to Figure 13, which is applied to two-wire system instrument for measuring DC resistance, test
D.C. resistance can be with the following method:
The connecting terminal 13 of the SMD components test module 100 is surveyed with two-wire system D.C. resistance respectively using connecting line
Two exits of examination instrument are connected.When an exit of two-wire system instrument for measuring DC resistance and the SMD components test mould
When the first terminal 13A or Second terminal 13B of block 100 are connected, then another exit of two-wire system instrument for measuring DC resistance
It is connected with third terminal 13C or forth terminal 13D；Can also be in parallel by first terminal 13A and Second terminal 13B, third end
Sub- 13C and forth terminal 13D are in parallel, then are connected respectively with two exits of two-wire system instrument for measuring DC resistance, it is ensured that two
Two exits of line instrument for measuring DC resistance are respectively placed in 90 both ends of chip components and parts to be measured, if chip to be measured is first
When device 90 has current direction requirement, then it need to meet current direction requirement when chip components and parts 90 measure when wiring.
The calibration block almost the same with 90 outer dimension of chip components and parts to be measured is placed in SMD components test
Shift to an earlier date in designed limit plate 18 in module 100, simulates the actual test process of chip components and parts 90, it is then straight to two-wire system
Leakage resistance tester carries out short-circuit calibration, and the actual measurement resistance value of calibration block need to be much smaller than the electricity of chip components and parts 90 to be measured
Resistance value, it is ensured that measurement result meets the measurement accuracy requirement of chip components and parts 90.
Chip components and parts 90 to be measured are placed in the limit plate 18 of the SMD components test module 100 and carry out direct current
Resistance measurement, which, which only limits, is applied to the not high resistance measurement of required precision.
Also referring to Figure 13, which is applied to LCR tester, tests inductance, capacitor
Amount, Q value (quality factor) and impedance value, can be with the following method:
Using the connecting line with function of shielding by 100 4 connecting terminals 13 of the SMD components test module respectively with
Four exits of compensation fixture of LCR tester are connected.Specifically by the L of LCR testerCUR、LPOT、HCUR、HPOTRespectively with
One terminal 13A, Second terminal 13B, third terminal 13C are connected with forth terminal 13D, can also use other modes, such as will
LCUR、LPOT、HCUR、HPOTIt is connected respectively with first terminal 13A, Second terminal 13B, forth terminal 13D and third terminal 13C,
Need only assure that test signal flows through chip components and parts 90 to be measured.Test loop also needs to meet LCR tester simultaneously
The related request of impedance matching, if chip components and parts to be measured 90 have current direction requirement, when wiring, need to meet chip
Current direction requirement when component 90 measures.
Open circuit calibration first is carried out to LCR tester under open-circuit condition, it then will be with 90 shape of chip components and parts to be measured
The almost the same calibration block of size, which is placed in the SMD components test module 100, to shift to an earlier date in designed limit plate 18, mould
Then the actual test process of quasi- chip components and parts 90 carries out short-circuit calibration to LCR tester, and be necessary to ensure that measurement result is full
The measurement accuracy requirement of sufficient chip components and parts 90.
Parameter setting is carried out to LCR tester according to 90 test request of chip components and parts, then by chip member device to be measured
Part 90 is placed in the limit plate 18 of the SMD components test module 100, with to chip components and parts 90 to be measured carry out inductance,
The measurement of the unit for electrical property parameters such as capacitance, Q value and impedance value.
Also referring to Figure 13, which is applied to Network Analyzer, test insertion loss,
The parameters such as standing-wave ratio, can be with the following method:
Network Analyzer is corrected using dedicated calibration component and measurement parameter is arranged.
100 4 connecting terminals 13 of the SMD components test module are divided with network respectively using RF coaxial signal wire
Two input terminals and two output ends of analyzer are connected, specifically by INPUT1, IPUT2 of Network Analyzer, OUTPUT1,
OUTPUT2 is connected with first terminal 13A, Second terminal 13B, third terminal 13C and forth terminal 13D respectively, can also adopt
In other ways, such as by LCUR、LPOT、HCUR、HPOTRespectively with first terminal 13A, Second terminal 13B, forth terminal 13D and third
Terminal 13C is connected, and can also select any two connecting terminal 13 and network point in the SMD components test module 100
The input/output terminal of analysis is connected, it is ensured that test signal flows through chip components and parts 90 to be measured.Test loop also needs to meet simultaneously
The related request of Network Analyzer impedance matching, if chip components and parts to be measured 90 have current direction requirement, when wiring
Current direction requirement when chip components and parts 90 measure need to be met.
Open circuit calibration is carried out to Network Analyzer under open-circuit condition, it then will be with 90 shape ruler of chip components and parts to be measured
Very little almost the same calibration block, which is placed in the SMD components test module 100, to shift to an earlier date in designed limit plate 18, simulation
Then the actual test process of chip components and parts 90 carries out short-circuit calibration to Network Analyzer, and ensures that measurement result meets piece
The measurement accuracy requirement of formula component 90；
Chip components and parts 90 to be measured are placed in the limit plate 18 of the SMD components test module 100, realization is treated
It measures chip components and parts 90 and carries out the measurement of the unit for electrical property parameters such as insertion loss, standing-wave ratio.
SMD components test module 100 provided by the utility model, can be applied to the multiple parameters of chip components and parts 90
Test process, such as inductance, capacitance, Q value, impedance value, insertion loss, standing-wave ratio unit for electrical property parameters, it is only necessary to according to
It measures 90 contour structures feature of chip components and parts and designs corresponding test board 17 and limit plate 18, and match from different test equipments
Set uses, to meet the growth requirement of output bas line and test equipment automation well.
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. SMD components test module, it is characterised in that: including pedestal, four conducting blocks being installed on the pedestal, peace
Loaded on the pedestal cover board, respectively connect with four conducting blocks connecting terminal, be used to support and be electrically connected piece
The test board of the pin of formula component and limit plate for being positioned at the chip components and parts on the test board；The survey
Test plate (panel) is removably mounted on the cover board, and the limit plate is detachably connected with the test board, is opened up on the limit plate
There is the first opening for the merging of feed formula component, offers first passed through for each conducting block on the cover board and lead to
Hole, the bottom surface of the test board are equipped with the first pad being connected respectively with each conducting block, and the top surface of the test board is equipped with
Four the second pads being electrical connected respectively with four first pads, four second pads are divided into two pairs of settings, respectively
To two second pad intervals setting in second pad, two pairs of second pads are located at described first and open
Mouthful both ends corresponding position, correspond on the limit plate the corresponding position in first opening both ends offer it is each for exposing
Second opening of second pad, each second opening and the first opening in communication；Four connecting terminals are divided into point
Not She Yu two pairs of pedestal both ends settings, each connecting terminal is fixedly linked with the pedestal.
2. SMD components test module as described in claim 1, it is characterised in that: be also equipped with insulation on the pedestal
Pad, each conducting block are placed on the felt pad.
3. SMD components test module as claimed in claim 2, it is characterised in that: the top surface of the felt pad offers point
The first locating slot of each conducting block Yong Yu not be positioned, each conducting block is placed in corresponding first locating slot.
4. SMD components test module as claimed in claim 2, it is characterised in that: offer the first limit on the pedestal
Slot, the felt pad are installed in first limiting slot.
5. SMD components test module according to any one of claims 1-4, it is characterised in that: the SMD components are surveyed
Die trial block further includes the limit pad for positioning each conducting block, and the limit pad is installed on the pedestal, the limit
The second through-hole passed through for each conducting block is offered on pad, the cover board covers on the limit pad.
6. SMD components test module as claimed in claim 5, it is characterised in that: the bottom surface of the cover board is equipped with the second limit
Position slot, the limit pad are placed in second limiting slot.
7. SMD components test module according to any one of claims 1-4, it is characterised in that: the bottom of each conducting block
End is equipped with support plate, and each support plate is electrical connected with the corresponding connecting terminal.
8. SMD components test module according to any one of claims 1-4, it is characterised in that: each terminals attached bag
It includes terminal head and supports the mounting plate of the terminal head, downside and the pedestal of each mounting plate are fixedly linked, each described
The upside of mounting plate is fixedly linked with the cover board.
9. SMD components test module according to any one of claims 1-4, it is characterised in that: in institute on the limit plate
The two sides for stating the first opening offer third opening, each third opening and first opening in communication respectively.
10. SMD components test module according to any one of claims 1-4, it is characterised in that: the bottom surface of the pedestal
Offer several first mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821831373.3U CN209432914U (en) | 2018-11-07 | 2018-11-07 | SMD components test module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821831373.3U CN209432914U (en) | 2018-11-07 | 2018-11-07 | SMD components test module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209432914U true CN209432914U (en) | 2019-09-24 |
Family
ID=67967992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821831373.3U Withdrawn - After Issue CN209432914U (en) | 2018-11-07 | 2018-11-07 | SMD components test module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209432914U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459634A (en) * | 2018-11-07 | 2019-03-12 | 深圳振华富电子有限公司 | SMD components test module |
-
2018
- 2018-11-07 CN CN201821831373.3U patent/CN209432914U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459634A (en) * | 2018-11-07 | 2019-03-12 | 深圳振华富电子有限公司 | SMD components test module |
| CN109459634B (en) * | 2018-11-07 | 2024-05-24 | 深圳振华富电子有限公司 | Chip component testing module |
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