CN218512572U - Lower die assembly for diversified connector and test module thereof - Google Patents
Lower die assembly for diversified connector and test module thereof Download PDFInfo
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- CN218512572U CN218512572U CN202222381784.XU CN202222381784U CN218512572U CN 218512572 U CN218512572 U CN 218512572U CN 202222381784 U CN202222381784 U CN 202222381784U CN 218512572 U CN218512572 U CN 218512572U
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Abstract
The utility model belongs to the technical field of testing arrangement, a lower module for diversified connector and test module thereof is related to, include: from last mainboard support plate, lower faller, the wireless board of lower mould and two at least shell fragment needle subassemblies of installing extremely down in proper order, be equipped with the first installation region who is used for installing the PCB board that awaits measuring on the mainboard support plate, be equipped with a plurality of second installation regions down on the faller, two at least shell fragment needle subassemblies are installed respectively in the second installation region, and the position of shell fragment needle subassembly, quantity and second installation region, quantity one-to-one, the shell fragment needle subassembly includes: the base, install in first shell fragment needle module on the base and install in the second shell fragment needle module on the base, second shell fragment needle module with first shell fragment needle module sets up side by side, just first shell fragment needle module is different models with second shell fragment needle module. The PCB testing device has the advantage that the PCB testing device can test PCBs with connectors of different models.
Description
Technical Field
The utility model belongs to the technical field of testing arrangement, a lower membrane module and test module group for diversified connector is related to.
Background
When the existing testing equipment is used for testing a mainboard, a testing mode that a probe is separated from a pogo block module is mainly adopted for testing a circuit board. In this kind of test mode, the lower mould subassembly is generally only equipped with the needle mould subassembly of single model, so when testing the PCB board each time, only can test the PCB board of single model connector. Along with the development of technique, the PCB board is littleer and littleer, and the components and parts modularization makes the connector rate of utilization higher and higher, and the connector model is also more and more diversified, and equipment test function singleness leads to the test equipment kind to require to become more, makes the space cost of end production and the time cost grow of making so. And at present, the requirement proportion of adopting the test point to be matched with the connector for synchronous test is higher and higher, and the existing test fixture can not simultaneously match the test point with the connector for testing, so that the test equipment can not meet the test requirement of a customer.
Disclosure of Invention
An object of the utility model is to prior art not enough, provide a lower module and test module for diversified connector for test equipment can test the PCB board that has different model connectors.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a lower die assembly for a diversified connector, comprising: from last mainboard support plate, lower faller, the wireless board of lower mould and two at least shell fragment needle subassemblies of installing extremely down in proper order, be equipped with the first installation region who is used for installing the PCB board that awaits measuring on the mainboard support plate, be equipped with a plurality of second installation regions down on the faller, two at least shell fragment needle subassemblies are installed respectively in the second installation region, and the position of shell fragment needle subassembly, quantity and second installation region, quantity one-to-one, the shell fragment needle subassembly includes: the base, install in first shell fragment needle module on the base and install in the second shell fragment needle module on the base, second shell fragment needle module with first shell fragment needle module sets up side by side, just first shell fragment needle module is different models with second shell fragment needle module.
Further, first bullet piece needle module still includes: the PCB comprises a first PCB base plate, a first needle die mounting seat, a first elastic piece needle assembly, a first floating plate and a first upper cover plate, wherein the first PCB base plate is fixed on the base, the first needle die mounting seat is fixed on the first PCB base plate, a third mounting area is arranged on the first needle die mounting seat, the first elastic piece needle assembly is fixed on the third mounting area, the first end of the first elastic piece needle assembly is used for being connected with a connector of a PCB to be tested, the second end of the first elastic piece needle assembly is connected with the first PCB base plate, the first floating plate is arranged on the first elastic piece needle assembly through a sleeve which can be moved up and down by a reset component, the first upper cover plate is fixed on the first needle die mounting seat, and the first upper cover plate is located above the first floating plate and used for limiting the first floating plate to excessively move in the vertical direction.
Further, the second bullet piece needle module includes: the PCB comprises a second PCB bottom plate, a second needle die mounting seat, a second elastic piece needle assembly, a second floating plate and a second upper cover plate, wherein the second PCB bottom plate is fixed on the base, the second needle die mounting seat is fixed on the second PCB bottom plate, a fourth mounting area is arranged on the second needle die mounting seat, the second elastic piece needle assembly is fixed on the fourth mounting area, the first end of the second elastic piece needle assembly is used for being connected with a connector of a PCB to be tested, the second end of the second elastic piece needle assembly is connected with the second PCB bottom plate, the second floating plate is sleeved on the second elastic piece needle assembly in a vertically movable mode through a resetting component, the second upper cover plate is fixed on the second needle die mounting seat and located above the second floating plate and used for limiting the second floating plate to excessively move in the vertical direction, and the number of the elastic piece needles on the second elastic piece is different from that of the elastic piece needles on the first elastic piece.
Further, still be equipped with a plurality of test probe group down on the faller, still fixed mounting has the probe protection piece down on the faller, the probe protection piece still is equipped with a plurality of probe through hole groups, and a plurality of test probe group are located a plurality of probe through hole groups respectively, and the quantity position one-to-one of a plurality of test probe group, position and probe through hole group.
Further, each of the plurality of test probe sets includes different numbers of probes, and correspondingly, each of the plurality of probe through-hole groups includes different numbers of probe through-holes.
Furthermore, the lower needle plate is further provided with at least two positioning shafts correspondingly, the probe protection piece is further provided with at least two positioning holes, the positioning shafts are located in the positioning holes, and the positions and the number of the positioning holes are matched with those of the positioning shafts.
Furthermore, the surrounding area of the main board carrier plate is also provided with a connecting shaft sleeve.
The utility model also provides a test module, test module includes: a lower mould subassembly for diversifying connector, the test module still includes: and the upper die assembly is arranged above the lower die assembly and used for pressing the PCB to be tested so as to connect the connector on the PCB to be tested with the elastic sheet needle assembly.
The utility model has the advantages that:
through setting up two at least shell fragment needle subassemblies, shell fragment needle subassembly includes: the PCB testing fixture comprises a base, a first spring piece needle module arranged on the base and a second spring piece needle module arranged on the base, wherein the second spring piece needle module and the first spring piece needle module are arranged in parallel, the first spring piece needle module and the second spring piece needle module are different in model, so that a plurality of circuit boards with the same model or different models can be simultaneously arranged on a mainboard support plate, a PCB of a plurality of connectors with different models can be compatibly tested by one testing fixture, a large amount of testing equipment does not need to be simultaneously produced, the problem that the types of the testing equipment need to be changed due to single functionality of the testing equipment is avoided, and the production cost caused by the fact that a large amount of testing equipment with different types is produced by a manufacturing end is reduced.
Drawings
FIG. 1 is a schematic structural view of a middle and lower die assembly of the present invention;
FIG. 2 is a schematic structural view of the middle and lower mold assemblies of the present invention without a motherboard carrier;
FIG. 3 is a schematic structural view of the projectile needle assembly of the present invention;
fig. 4 is a schematic diagram of an explosion structure of the projectile needle assembly of the present invention;
fig. 5 is an enlarged schematic view of the position a in fig. 2.
The following are marked in the figure: 100-a motherboard carrier; 200-lower needle plate; 300-lower die wire-free plate; 400-a shrapnel needle assembly, 410-a first shrapnel needle module, 411-a first PCB bottom plate, 412-a first needle mold mounting seat, 413-a first shrapnel needle assembly, 414-a first floating plate, 415-a first upper cover plate; 420-a second spring sheet pin module, 421-a second PCB bottom plate, 422-a second pin mold mounting seat, 423-a second spring sheet pin assembly, 424-a second floating plate, 425-a second upper cover plate, 430-a base and 500-a third spring sheet pin module; 600-probe guard; 700-test probe set.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Referring to fig. 1-5, a lower die assembly for a diversified connector includes: from last mainboard support plate 100, lower faller 200, lower mould no line board 300 and two at least shell fragment needle subassemblies 400 of installing down in proper order, be equipped with the first installation region that is used for installing the PCB board that awaits measuring on mainboard support plate 100, be equipped with a plurality of second installation regions on the faller 200 down, two at least shell fragment needle subassemblies 400 are installed respectively in the second installation region, and the position of shell fragment needle subassembly 400, quantity and second installation region's position, quantity one-to-one, shell fragment needle subassembly 400 includes: the base 430, the first bullet piece needle module 410 installed on the base 430, and the second bullet piece needle module 420 installed on the base 430, the second bullet piece needle module 420 and the first bullet piece needle module 410 are arranged in parallel, and the first bullet piece needle module 410 and the second bullet piece needle module 420 are different models, it should be understood that, in this embodiment, the models of the first bullet piece needle module 410 and the second bullet piece needle module 420 are distinguished according to the number of bullet piece needles on the bullet piece needle module.
By providing at least two shrapnel needle assemblies 400, the shrapnel needle assembly 400 comprises: the PCB testing jig comprises a base 430, a first spring piece needle module 410 installed on the base 430 and a second spring piece needle module 420 installed on the base 430, wherein the second spring piece needle module 420 and the first spring piece needle module 410 are arranged in parallel, the first spring piece needle module 410 and the second spring piece needle module 420 are different in model, circuit boards of connectors with the same model or different models can be installed on the mainboard carrier plate 100 at the same time, the PCB of a plurality of connectors with different models can be compatibly tested by one testing jig, a large amount of testing equipment does not need to be produced at the same time, the problem that the type of the testing equipment needs to be increased due to single functionality of the testing equipment is avoided, and the production cost caused by the fact that a large amount of testing equipment with different types is produced at a manufacturing end is reduced.
In one embodiment, the first elastic piece pin module 410 further includes: the PCB assembly structure comprises a first PCB base plate 411, a first needle die installation seat 412, a first elastic sheet needle assembly 413, a first floating plate 414 and a first upper cover plate 415, wherein the first PCB base plate 411 is fixed on a base 430, the first needle die installation seat 412 is fixed on the first PCB base plate 411, furthermore, a second flexible flat cable is further connected onto the first PCB base plate 411, a third installation area is arranged on the first needle die installation seat 412, the first elastic sheet needle assembly 413 is fixed on the third installation area, the first end of the first elastic sheet needle assembly 413 is used for being connected with a connector of a PCB to be tested, the second end of the first elastic sheet needle assembly 413 is connected with the first PCB base plate 411, the first floating plate 414 is sleeved on the first elastic sheet needle assembly 413 in a mode that the first floating plate 414 can move up and down through a reset component, the first upper cover plate 415 is fixed on the first needle die installation seat 412, and the first upper cover plate 415 is located above the first floating plate 414 and used for limiting the first floating plate 414 from excessively moving in the vertical direction. In this embodiment, the return member is a spring.
In one embodiment, the second ejection pin module 420 includes: the second PCB bottom plate 421, the second pin mold mounting seat 422, the second spring pin assembly 423, the second floating plate 424 and the second upper cover plate 425, the second PCB bottom plate 421 is fixed on the base 430, the second pin mold mounting seat 422 is fixed on the second PCB bottom plate 421, the second pin mold mounting seat 422 is provided with a fourth mounting area, the second spring pin assembly 423 is fixed on the fourth mounting area, the first end of the second spring pin assembly 423 is used for being connected with a connector of a PCB pin assembly to be tested, the second end of the second spring pin assembly 423 is connected with the second PCB bottom plate 421, furthermore, the second PCB bottom plate 421 is further connected with a second flexible flat cable, the second floating plate 424 is sleeved on the second spring pin assembly 423 through a reset component, the second upper cover plate 425 is fixed on the second pin mold mounting seat 422, the second upper cover plate 425 is located above the second floating plate 424 and used for limiting the second floating plate 424 from excessively moving in the vertical direction, and the number of the spring pin assemblies on the second spring pin mold mounting seat 423 is different from that of the first spring pin assembly 413.
In one embodiment, the lower needle plate 200 is further provided with a plurality of test probe groups 700, and the test equipment can realize the test of the test points by arranging the plurality of test probe groups 700, so that the diversity of the functions of the test equipment is increased. The lower needle plate 200 is further fixedly provided with a probe protection member 600, the probe protection member 600 is further provided with a plurality of probe through hole groups, the plurality of test probe groups 700 are respectively positioned in the plurality of probe through hole groups, and the number and the positions of the plurality of test probe groups 700 are in one-to-one correspondence with the number and the positions of the probe through hole groups. Because a plurality of probe groups all comprise the probe, so test fixture when using, the rupture takes place for the probe on the lower mould subassembly comparatively easily, therefore the probe protection will be able to protect the probe to reduce the probability that the rupture takes place for the probe. Further, each of the plurality of test probe sets 700 includes different numbers of probes, and correspondingly, each of the plurality of probe via groups includes different numbers of probe vias. It will be appreciated that to ensure that the gauge can be achieved, the length of the probe should be greater than the depth of the probe through bore, thereby ensuring that one end of the probe can pass out of the through bore.
In one embodiment, the lower needle plate 200 is further provided with at least two positioning shafts, and correspondingly, the probe protection member 600 is further provided with at least two positioning holes, the positioning shafts are located in the positioning holes, and the positions and the number of the positioning holes are adapted to the positions and the number of the positioning shafts. By providing the positioning shaft and the positioning hole, the worker can install the probe guard 600 on the lower needle plate 200. In this embodiment, the probe guard 600 has a plate shape.
In one embodiment, a connection sleeve is further disposed around the main board carrier 100.
In one embodiment, the motherboard carrier is further provided with a third pogo pin module 500, wherein the third pogo pin module 500 and the first pogo pin module 410 have the same structure, and the difference between the third pogo pin module and the first pogo pin module is only in the difference of the number of pogo pins.
The utility model also provides a test module, test module includes: a lower mould subassembly for diversifying connector, the test module assembly still includes: and the upper die assembly is arranged above the lower die assembly and used for pressing down the PCB to be tested so as to connect the connector on the PCB to be tested with the shrapnel pin assembly 400.
The above-mentioned embodiments are only one of the preferred embodiments of the present invention, and the general changes and substitutions performed by those skilled in the art within the technical scope of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A lower die assembly for a diversified connector, comprising: from last mainboard support plate (100), lower needle board (200), lower mould no line board (300) and two at least shell fragment needle subassemblies (400) of installing down in proper order, be equipped with the first installation region that is used for installing the PCB board that awaits measuring on mainboard support plate (100), be equipped with a plurality of second installation regions on lower needle board (200), install respectively in two at least shell fragment needle subassemblies (400) in the second installation region, and the position, the quantity one-to-one of position, quantity and second installation region of shell fragment needle subassembly (400), shell fragment needle subassembly (400) include: the spring piece pin module comprises a base (430), a first spring piece pin module (410) installed on the base (430) and a second spring piece pin module (420) installed on the base (430), wherein the second spring piece pin module (420) and the first spring piece pin module (410) are arranged in parallel, and the first spring piece pin module (410) and the second spring piece pin module (420) are different in model.
2. The lower die assembly for a diversified connector according to claim 1, wherein said first pogo pin module (410) comprises: the PCB testing fixture comprises a first PCB bottom plate (411), a first needle die mounting seat (412), a first elastic sheet needle assembly (413), a first floating plate (414) and a first upper cover plate (415), wherein the first PCB bottom plate (411) is fixed on a base (430), the first needle die mounting seat (412) is fixed on the first PCB bottom plate (411), a third mounting area is arranged on the first needle die mounting seat (412), the first elastic sheet needle assembly (413) is fixed on the third mounting area, the first end of the first elastic sheet needle assembly (413) is used for being connected with a connector of a PCB to be tested, the second end of the first elastic sheet needle assembly (413) is connected with the first PCB bottom plate (411), the first floating plate (414) is sleeved on the first elastic sheet needle assembly (413) in a mode that the first upper cover plate (415) can move up and down through a reset component, the first upper cover plate (415) is fixed on the first needle die mounting seat (412), and the first upper cover plate (415) is located above the first cover plate (414) and used for limiting the first floating plate from moving in the vertical direction.
3. A lower die assembly for a diversified connector according to claim 2, wherein said second ejection pin module (420) comprises: the PCB testing fixture comprises a second PCB bottom plate (421), a second pin mold mounting seat (422), a second elastic piece pin assembly (423), a second floating plate (424) and a second upper cover plate (425), wherein the second PCB bottom plate (421) is fixed on the base (430), the second pin mold mounting seat (422) is fixed on the second PCB bottom plate (421), a fourth mounting area is arranged on the second pin mold mounting seat (422), the second elastic piece pin assembly (423) is fixed on the fourth mounting area, the first end of the second elastic piece pin assembly (423) is used for being connected with a connector of a PCB to be tested, the second end of the second elastic piece (423) is connected with the second PCB bottom plate (421), the second floating plate (424) is sleeved on the second elastic piece pin assembly (423) in a vertically movable mode through a reset component, the second upper cover plate (425) is fixed on the second pin mold mounting seat (422), and the second upper cover plate (425) is located above the second pin mold mounting seat (422), and the number of the second elastic piece pin mold mounting seat (424) is limited by the second elastic piece pin mold mounting seat (413) and the second elastic piece pin mold mounting seat is different from the second elastic piece pin mold mounting seat (423).
4. The lower die assembly for diversified connectors according to claim 1, wherein a plurality of test probe sets (700) are further disposed on the lower pin plate (200), a probe protection member (600) is further fixedly mounted on the lower pin plate (200), the probe protection member (600) is further provided with a plurality of probe through hole sets, the plurality of test probe sets (700) are respectively located in the plurality of probe through hole sets, and the number and the position of the plurality of test probe sets (700) correspond to the number and the position of the probe through hole sets one by one.
5. The lower mold assembly for diversified connectors according to claim 4, wherein each test probe set (700) of the plurality of test probe sets (700) includes different numbers of probes, and correspondingly, each probe through-hole set of the plurality of probe through-hole sets includes different numbers of probe through-holes.
6. The lower die assembly for diversified connectors according to claim 4, wherein at least two positioning shafts and correspondingly at least two positioning holes are further provided on the lower needle plate (200), the probe guard (600) is further provided with at least two positioning holes, the positioning shafts are located in the positioning holes, and the positions and the number of the positioning holes are adapted to the positions and the number of the positioning shafts.
7. The lower die assembly for diversified connectors according to claim 1, wherein a peripheral area of said motherboard carrier (100) is further provided with a connecting bushing.
8. The utility model provides a test module, its characterized in that, test module includes: a lower die assembly for a diversified connector as recited in any one of claims 1-7, said test module further comprising: and the upper die assembly is arranged above the lower die assembly and used for pressing down the PCB to be tested so as to connect the connector on the PCB to be tested with the elastic sheet needle assembly (400).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222381784.XU CN218512572U (en) | 2022-09-08 | 2022-09-08 | Lower die assembly for diversified connector and test module thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222381784.XU CN218512572U (en) | 2022-09-08 | 2022-09-08 | Lower die assembly for diversified connector and test module thereof |
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CN218512572U true CN218512572U (en) | 2023-02-21 |
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CN202222381784.XU Active CN218512572U (en) | 2022-09-08 | 2022-09-08 | Lower die assembly for diversified connector and test module thereof |
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2022
- 2022-09-08 CN CN202222381784.XU patent/CN218512572U/en active Active
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