CN213581171U - Core and conductive assembly comprising same - Google Patents
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- CN213581171U CN213581171U CN202021939634.0U CN202021939634U CN213581171U CN 213581171 U CN213581171 U CN 213581171U CN 202021939634 U CN202021939634 U CN 202021939634U CN 213581171 U CN213581171 U CN 213581171U
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Abstract
The utility model discloses a core reaches conductive component including this core, include: a mounting base having a receiving cavity; a plurality of first spacers which are positioned at one side of the accommodating cavity and are arranged in an area-dividing way; and a plurality of second spacers which are positioned at the other side of the accommodating cavity and are arranged in an interval way; the first spacers and the second spacers are oppositely and alternately arranged; at least part of the inner side wall of the second spacer and the separation space between two adjacent opposite first spacers form a first placing groove for placing the conductive piece; at least part of the inner side wall of the first spacer and the separation space between two adjacent opposite second spacers form a second placing groove for placing the conductive member. The utility model discloses can realize the standardized production preparation of each part of core to be applicable to the different quilt of test point layout mode and surveyed the product, improved the commonality and the commonality of core, reduce the production cost of manufacture.
Description
Technical Field
The utility model relates to an electronic test technical field. And more particularly, to a core and a conductive assembly including the core.
Background
With the development of science and technology, electronic products are continuously updated in an iterative manner, the manufacturing process is more complex, the structural design tends to be precise, and the functions are more comprehensive.
In the prior art, before an electronic product leaves a factory, each performance parameter of the electronic product needs to be tested, generally, a tested product is conducted with a testing device through an electric connecting piece, a tested signal is output through the testing device, and information fed back by the tested product is received, so that whether the tested product has a bad part or not is confirmed.
The conductive assembly is a commonly used electrical connector for connecting a tested product and a testing device to form a signal transmission, and generally, the conductive assembly includes a core for placing a conductive member, and the core includes a placing groove for fixing two rows of conductive members arranged in parallel in an extending direction of the core. However, the conventional core structure causes the volume of the conductive assembly to be relatively large, and the number of the placing grooves is limited due to the side-by-side arrangement of the placing grooves, so that the conductive assembly manufactured by further assembling and molding on the basis of the large size of the core structure has a certain structural size, and the mounting requirements of some testing devices cannot be met. When the mold core is damaged or destroyed, the mold core can only be taken out and integrally replaced, the rejection rate is high, and the cost is difficult to control. And the structural style of the adopted conductive parts is different according to different layout modes of the test points of the tested products and different specifications of the test points, so that the existing core pieces can not meet the market requirements of standardized manufacture, universality and universality obviously.
SUMMERY OF THE UTILITY MODEL
In view of the above, one technical problem to be solved by the present invention is to provide a core. The standardized production and manufacturing of all parts of the mold core are realized, so that the mold core is suitable for tested products with different test point layout modes, the commonality and the universality of the mold core are improved, and the production and manufacturing cost is reduced.
The utility model discloses another two technical problems that solve provide a electrically conductive piece including above-mentioned core.
In order to solve the first technical problem, the utility model adopts the following technical scheme:
the utility model provides a mold core, the mold core includes:
a mounting base having a receiving cavity;
a plurality of first spacers which are positioned at one side of the accommodating cavity and are accommodated and fixed in the accommodating cavity in an interval arrangement; and
a plurality of second spacers which are positioned at the other side of the accommodating cavity and are accommodated and fixed in the accommodating cavity in an interval arrangement;
the first spacers and the second spacers are oppositely and alternately arranged;
at least part of the inner side wall of the second spacer and the separation space between two adjacent opposite first spacers form a first placing groove for placing the conductive piece;
at least part of the inner side wall of the first spacer and the separation space between two adjacent opposite second spacers form a second placing groove for placing the conductive piece.
Preferably, the inner wall of the first separator and the inner wall of the second separator include portions that are fixed in abutment with each other.
In addition, preferably, the inner side wall of the first septum comprises a first clamping groove which extends in the same direction as the first septum;
the first clamping groove and the separation space between two adjacent opposite second spacers form a second placing groove for placing the conductive piece;
the inner side wall of the second spacer comprises a second clamping groove which has the same extension direction with the second spacer;
the second clamping groove and the separation space between two adjacent opposite first spacers form a first placing groove for placing the conductive piece.
In addition, preferably, the mold core comprises a plurality of first placing grooves and a plurality of second placing grooves, wherein the first placing grooves and the second placing grooves are formed by a plurality of first spacers and a plurality of second spacers;
the widths of the first placing grooves are equal;
the widths of the second placing grooves are equal;
the width of the first placing groove is equal to the width of the second placing groove.
In addition, it is preferable that the first placing groove includes a first edge placing groove located at an edge position of one end of the accommodating cavity;
the first edge placement groove is formed by a separation space formed between at least part of the inner side wall of the second spacer and the opposite inner wall of the first spacer and the mounting base.
In addition, it is preferable that the second placing groove includes a second edge placing groove located at an edge position of the other end of the accommodating cavity;
the second edge placement groove is formed by a separation space formed between at least part of the inner side wall of the first spacer and the opposite inner wall of the second spacer and the mounting base.
In addition, preferably, the inner side wall of the second spacer corresponding to the first edge placing groove comprises a second edge clamping groove which is the same as the extending direction of the second spacer.
In addition, preferably, the inner side wall of the first spacer corresponding to the second edge placement groove includes a first edge clamping groove having the same extending direction as the first spacer.
In addition, preferably, the first spacer and the second spacer respectively include a first projection and a second projection extending outward, and the mounting base includes a slot for the first projection and the second projection to be inserted into.
In order to solve the second technical problem, the utility model adopts the following technical scheme:
the utility model also provides a conductive component, conductive component includes:
a housing having an interior cavity; and
receiving the core fixed in the inner cavity;
the conductive assembly also comprises a conductive piece which is contained and fixed in the first placing groove and/or the second placing groove of the core;
the shell comprises an upper cover and a bottom cover;
the upper cover comprises a first limiting opening for the penetration of the detection end part of the conductive piece;
the lower cover comprises an inward-sunk positioning groove, the bottom of the mold core is limited in the positioning groove, and a second limiting opening for the contact end part of the conductive piece to penetrate through is formed in the bottom wall of the limiting groove.
The utility model has the advantages as follows:
the utility model provides a core is relative staggered arrangement through first spacer and second spacer and forms the structural style of first standing groove and second standing groove, can effectively reduce the width size of core, applicable and surveyed the product structure different with electrically conductive configuration mode in the present product of being surveyed. Compared with the prior art, the core structure provided by the utility model has the advantages that the precision of all parts can be guaranteed by processing, each part can be produced in a standardized way, mass replication can be realized, and the efficiency is greatly improved; after single spacer damages, can exchange fast, compare in the core structure before and need wholly change whole core component after a certain part damages, advantage such as cost decline by a wide margin.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Fig. 1 shows a schematic view of the core structure provided by the present invention.
Fig. 2 shows a partially enlarged schematic view of fig. 1.
Fig. 3 shows a schematic view of a core assembly structure provided by the present invention.
Fig. 4 is a schematic structural diagram illustrating the cooperation of the core, the bottom cover and the conductive member.
Fig. 5 shows a schematic structural diagram of the conductive assembly provided by the present invention.
Fig. 6 shows an assembly structure diagram of the conductive assembly provided by the present invention.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
It will be understood by those skilled in the art that, in order to facilitate the distinction of the spacers located at different sides, the present invention is described in terms of the first spacer and the second spacer, and unless otherwise specified, the present invention does not define the specific structure of the spacers in terms of the first and second spacers, and in order to facilitate the disassembly and assembly of the core, the mounting base is composed of two halves, and the mounting base referred to herein is a mounting base body having a structure formed by the two halves together, and the above description is not intended to limit the claimed technical solution of the present invention.
In order to solve the defects of the prior art, to realize that each part of the core can be manufactured by standardized production, so as to be suitable for tested products with different test point layout modes, and improve the commonality and the invention purpose of the commonality of the core, according to an aspect of the utility model, firstly, the utility model provides a core, shown in combination with fig. 1 to 6, specifically, the core includes:
a mounting base 1 having a receiving cavity;
a plurality of first spacers 2 which are positioned at one side of the accommodating cavity and are accommodated and fixed in the accommodating cavity in an interval arrangement; and
a plurality of second spacers 3 which are positioned at the other side of the accommodating cavity and are accommodated and fixed in the accommodating cavity in an interval arrangement;
the plurality of first spacers 2 and the plurality of second spacers 3 are oppositely and alternately arranged;
at least part of the inner side wall of the second separator 3 and the separation space between two adjacent opposite first separators 2 form a first placing groove 4 for placing a conductive piece 6;
at least part of the inner side wall of the first separator 2 and the separation space between two adjacent second separators 3 are formed into a second placing groove 5 for placing a conductive member 6.
The utility model provides a core is relative staggered arrangement through first spacer and second spacer and forms the structural style of first standing groove and second standing groove, can effectively reduce the width size of core (the size of the relatively short avris of core in the schema structure promptly), applicable with the present survey product structure of being different of electrically conductive piece configuration mode in being surveyed the product. Compared with the prior art, the core structure provided by the utility model has the advantages that the precision of all parts can be guaranteed by processing, mass replication can be realized, and the efficiency is greatly improved; after single spacer damages, can exchange fast, compare in the core structure before and need wholly change whole core component after a certain part damages, advantage such as cost decline by a wide margin. In addition, because but spacer and mounting base standardized production preparation, in the practical application process, according to the size and the quantity of the electrically conductive piece of chooseing for use, the accessible disposes the spacer of different structure size in mounting base and arranges, has widened the utility model provides a core structure's application scope.
The utility model discloses utilize first spacer and the relative inside wall of second spacer can hold the chamber with the mounting base and separate into a plurality of and be the crisscross array distribution and be used for holding the passageway of placing of fixed conductive piece (namely: first standing groove and second standing groove), for every conductive piece main part provides a relative isolation, abundant and firm assembly and action space, utilize first spacer and second spacer to prevent to take place to warp the problem that the contact causes the short circuit between the adjacent conductive piece because of the pressurized back.
In the embodiment, the mounting base and the spacer can be respectively made of high-temperature-resistant insulating materials through an injection molding process, so that the quality of parts is ensured, the production cost and the material cost are reduced, and the influence on the accuracy of the test caused by the deformation of related parts due to the heating of the conductive parts in the test process can be prevented.
As shown in fig. 1 to 3, in the present embodiment, the first spacer 2 and the second spacer 3 are precisely positioned and mounted by a dimension defined by the inner wall of the receiving cavity of the mounting base 1. The inner side wall of the first spacer 2 and the inner side wall of the second spacer 3 include portions 10 which are fixed in contact with each other. The parts 10 fixed against each other ensure that a mutual force can be generated between the first spacer 2 and the second spacer 3 to ensure the stability of the whole core structure. It can be understood that the outer side wall of the first spacer 2 and the outer side wall of the second spacer 3 are respectively abutted and fixed with the inner wall of the corresponding mounting base 1, so that the stability of spacer assembly is ensured, the situation of deflection cannot occur, and the insertion and the fixation of the conductive piece are influenced.
In order to facilitate quick assembly and disassembly of the core and quick assembly and disassembly of the conductive devices configured on the core, enhance the accuracy and smoothness of assembly of the conductive devices, and prevent the problem that the spacing between adjacent conductive devices is difficult to control due to misalignment of the conductive devices, in one embodiment, the inner side wall of the first spacer 2 includes a first slot 21 in the same extending direction as the first spacer 2; the first slot 21 and the space between two adjacent opposite second spacers 3 form a second placing slot 5 for placing the conductive member 6.
The inner side wall of the second spacer 3 comprises a second clamping groove 31 which has the same extending direction with the second spacer 3; the second card slot 31 and the separated space between two adjacent first spacers 2 form a first placing slot 4 for placing the conductive member.
Preferably, the width of the first card slot 21 is equal to the width of the second placement slot 5, the width of the second card slot 31 is equal to the width of the first placement slot 4, and the width of the first placement slot 4 is equal to the width of the second placement slot 5. Therefore, the production process is simplified, and the first spacer and the second spacer can be manufactured into a standard part.
In addition, based on the design of the first card slot 21 and the second card slot 31, on one hand, through the design of the depth of the card slot, spacers with different structural sizes can be equipped for the same mounting base, so as to adapt to conductive members with different width structural sizes. On the other hand, the first engaging grooves 21 and the second engaging grooves 31 are arranged in a staggered manner, and the first and second placement grooves include overlapping portions in the longitudinal direction of the core body (i.e., in the direction of the relatively longer side of the core in the drawing).
In this embodiment, the first placing groove 4 and the second placing groove 5 include the overlapped portions, and the width of the core can be further reduced on the basis of the reduction in the width dimension of the core in the staggered arrangement described above, thereby effectively reducing the volume of the core.
Specifically, the area where the first placing groove 4 overlaps with the second placing groove 5 can be adjusted as needed. In other embodiments, the first placement groove and the second placement groove may not be overlapped, that is, the first placement groove and the second placement groove do not include the first clamping groove and the second clamping groove, and after the assembly, the conductive member is in a two-row parallel and staggered distribution pattern.
The detection end parts of the conductive pieces 6 arranged in the first placing groove 4 and the tested products and the detection end parts of the conductive pieces 6 arranged in the second placing groove 5 and the tested products can be overlapped in the length direction of the core, namely, the detection end parts of all the conductive pieces corresponding to the tested products are arranged in a row at intervals, so that the core testing device is suitable for testing the tested products of different types and styles, and the universality of the core are realized.
In the core structure provided by the utility model, the core comprises a plurality of first placing grooves 4 and a plurality of second placing grooves 5 which are formed by a plurality of first spacers 2 and a plurality of second spacers 3;
the widths of the first placing grooves 4 are equal;
the widths of the second placing grooves 5 are equal;
the width of the first placement groove 4 is equal to the width of the second placement groove 5. Therefore, the production process is simplified, the first spacer 2 and the second spacer 3 can be manufactured into standard parts, and the commonality and the universality of the spacers are realized.
In order to at least simplify the production process, the first spacer and the second spacer can be manufactured to form a standard component, and the beneficial effects of commonality and universality of the spacers are achieved. Therefore, in combination with the structure shown in the figure, in the present invention, no matter whether the spacer includes a slot, the first spacer structure or the second spacer structure located at the edge position of the accommodating cavity will be slightly different from the first spacer structure or the second spacer structure located at the section position of the accommodating cavity, i.e. the first spacer and the second spacer located at the edge positions of the two ends of the accommodating cavity respectively include a missing part, the first spacer and the second spacer located at the edge position of the accommodating cavity are centrally symmetrical with respect to the whole structure of the mold core, the first spacer structure or the second spacer structure located at the edge position of the accommodating cavity can be formed by removing the spacer structure formed by standardized processing, or manufactured by independent mold opening, the difference between the structures of the spacers at the edge position and the section position does not affect the standardized manufacturing of the present invention, the spacer can be copied in large batch, and after a single spacer is damaged, the spacer can be quickly exchanged, so that the aims of commonality and universality of the spacer and the generated beneficial effects are fulfilled. Specifically, the first placing groove 4 comprises a first edge placing groove 41 positioned at one end edge of the accommodating cavity; the first edge placement groove 41 is formed by a partitioned space formed between at least a part of the inner side wall of the second spacer 3 and the inner wall of the mounting base 1 and the opposite first spacer 2. In one embodiment, the inner sidewall of the second spacer 3 corresponding to the first edge placement groove 41 includes a second edge slot 32 extending in the same direction as the second spacer 3. That is, the inner side wall of the second spacer 3 corresponding to the first edge placement groove 41 includes a second edge engagement groove 32 extending in the same direction as the second spacer 3, and the second edge engagement groove 32 is in a half-enclosed structure.
Since the first spacer 2 and the second spacer 3 at the edge position of the accommodating cavity are centrosymmetric with respect to the whole structure of the core, the second placing groove 5 comprises a second edge placing groove 51 at the edge position of the other end of the accommodating cavity, similarly to the structure of the first edge placing groove 41; the second edge placement groove 51 is formed by a partitioned space formed between at least a part of the inner side wall of the first spacer 2 and the inner wall of the mounting base 1 and the opposite second spacer 3. In one embodiment, the inner sidewall of the first spacer 2 corresponding to the second edge placement groove 51 includes a first edge slot 22 extending in the same direction as the first spacer 2. That is, the inner side wall of the first separator 2 corresponding to the second edge placement groove 51 includes the first edge engaging groove 22 extending in the same direction as the first separator 2, and the first edge engaging groove 22 has a half-surrounded structure as the second edge engaging groove 32.
In order to accurately and quickly assemble the first spacer and the second spacer on the mounting base, the first spacer 2 and the second spacer 3 respectively comprise a first lug 23 and a second lug 33 which extend outwards, and the mounting base 1 comprises a slot 11 for inserting the first lug 23 and the second lug 33. Through set up the lug on the spacer and correspond the mode of complex slot at mounting base configuration and lug, can carry out spacing fixed effectively to the spacer when the core assembly to this guarantees that the spacer can be assembled at mounting base's the intracavity that holds by accurate fast, is favorable to strengthening the structural firmness between spacer and mounting base spare moreover, thereby provides a firm space for arranging of electrically conductive piece.
According to another aspect of the present invention, the present invention further provides a conductive assembly, as shown in fig. 4 to 6, the conductive assembly includes:
a housing having an interior cavity; and
receiving the core fixed in the inner cavity;
the conductive assembly also comprises a conductive piece 6 which is contained and fixed in the first placing groove and/or the second placing groove of the core;
the shell comprises an upper cover 7 and a bottom cover 8;
the upper cover 7 comprises a first limiting opening 71 for the detection end part of the conductive piece to penetrate through;
the lower cover 8 comprises an inward-recessed positioning groove 81, the bottom of the core is limited in the positioning groove 81, and the bottom wall of the limiting groove 81 comprises a second limiting opening 82 for the contact end part of the conductive piece 6 to penetrate through.
The entire set of conductive components can be positioned and secured to the test fixture by the positioning pins and screws. The first limit port and the second limit port can be used for providing a run-through stroke channel for the contact end part and the detection end part of the conductive piece respectively, so that the detection end part of the conductive piece can be ensured to be in good contact with a tested product test point (or called a signal pin) and the contact end part of the conductive piece can be in good contact with a test fixture signal pin, and the purpose of electronic test is fulfilled.
In one embodiment, the conductive member may further include a position limiting plate located above the top of the upper cover, and the position limiting plate may be a floating plate configured to be pressed and floated with respect to the upper cover in a connection direction of the conductive member. The floating plate is fixed on the top surface of the upper cover through the floating piece, the floating piece is an elastic component, such as a spring, the acting force direction is the electric conduction connecting direction of the conductive piece, the floating pieces are symmetrically arranged, the deflection of the single floating piece in the crimping process is avoided, the floating piece enables the floating plate to achieve the purpose of floating crimping between the tested product test point (or called as a signal pin) and the conductive piece in the conductive assembly, and the tested product test point and the test fixture can be tightly matched through the conductive assembly. Meanwhile, when the product is not tested, the floating plate floats upwards, and the detection end part of the conductive piece can be submerged into the floating plate so as to protect the detection end part of the conductive piece from being damaged.
Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it is obvious for those skilled in the art to make other variations or changes based on the above descriptions, and all the embodiments cannot be exhausted here, and all the obvious variations or changes that belong to the technical solutions of the present invention are still in the protection scope of the present invention.
Claims (10)
1. A mandrel, wherein the mandrel comprises:
a mounting base having a receiving cavity;
a plurality of first spacers which are positioned at one side of the accommodating cavity and are accommodated and fixed in the accommodating cavity in an interval arrangement; and
a plurality of second spacers which are positioned at the other side of the accommodating cavity and are accommodated and fixed in the accommodating cavity in an interval arrangement;
the first spacers and the second spacers are oppositely and alternately arranged;
at least part of the inner side wall of the second spacer and the separation space between two adjacent opposite first spacers form a first placing groove for placing the conductive piece;
at least part of the inner side wall of the first spacer and the separation space between two adjacent opposite second spacers form a second placing groove for placing the conductive piece.
2. The core according to claim 1, wherein the inner side wall of the first septum and the inner side wall of the second septum comprise portions that are fixed in abutment with each other.
3. The mold core according to claim 1, wherein the inner side wall of the first septum comprises a first clamping groove which extends in the same direction as the first septum;
the first clamping groove and the separation space between two adjacent opposite second spacers form a second placing groove for placing the conductive piece;
the inner side wall of the second spacer comprises a second clamping groove which has the same extension direction with the second spacer;
the second clamping groove and the separation space between two adjacent opposite first spacers form a first placing groove for placing the conductive piece.
4. The core according to claim 1, wherein the core comprises a plurality of first placement grooves and a plurality of second placement grooves formed by a plurality of first spacers and a plurality of second spacers;
the widths of the first placing grooves are equal;
the widths of the second placing grooves are equal;
the width of the first placing groove is equal to the width of the second placing groove.
5. The mandrel of claim 1, wherein the first placement groove comprises a first edge placement groove located at an edge position of one end of the receiving cavity;
the first edge placement groove is formed by a separation space formed between at least part of the inner side wall of the second spacer and the opposite inner wall of the first spacer and the mounting base.
6. The mandrel of claim 1, wherein the second placement groove comprises a second edge placement groove located at an edge of the other end of the receiving cavity;
the second edge placement groove is formed by a separation space formed between at least part of the inner side wall of the first spacer and the opposite inner wall of the second spacer and the mounting base.
7. The core as claimed in claim 5, wherein the second spacer corresponding to the first edge-placing groove includes a second edge-engaging groove on an inner sidewall thereof, the second edge-engaging groove extending in the same direction as the second spacer.
8. The core according to claim 6, wherein the inner side wall of the first spacer corresponding to the second edge placement groove comprises a first edge clamping groove which extends in the same direction as the first spacer.
9. The mandrel of claim 1, wherein said first and second spacers include first and second outwardly extending projections, respectively, and said mounting base includes slots for receiving said first and second projections.
10. An electrically conductive assembly, comprising:
a housing having an interior cavity; and
receiving a mandrel according to any one of claims 1 to 9 secured within the internal cavity;
the conductive assembly also comprises a conductive piece which is contained and fixed in the first placing groove and/or the second placing groove of the core;
the shell comprises an upper cover and a bottom cover;
the upper cover comprises a first limiting opening for the penetration of the detection end part of the conductive piece;
the bottom cover comprises an inward-sunk positioning groove, the bottom of the mold core is limited in the positioning groove, and the bottom wall of the positioning groove comprises a second limiting opening for the contact end part of the conductive piece to penetrate through.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021939634.0U CN213581171U (en) | 2020-09-08 | 2020-09-08 | Core and conductive assembly comprising same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021939634.0U CN213581171U (en) | 2020-09-08 | 2020-09-08 | Core and conductive assembly comprising same |
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| CN213581171U true CN213581171U (en) | 2021-06-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114518376A (en) * | 2022-02-18 | 2022-05-20 | 中国核动力研究设计院 | Electronic probe shielding sample seat of radioactive sample |
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- 2020-09-08 CN CN202021939634.0U patent/CN213581171U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114518376A (en) * | 2022-02-18 | 2022-05-20 | 中国核动力研究设计院 | Electronic probe shielding sample seat of radioactive sample |
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