CN219610796U

CN219610796U - Connector and die

Info

Publication number: CN219610796U
Application number: CN202222551810.9U
Authority: CN
Inventors: 曾敏
Original assignee: Guangdong Yinuo Communication Co Ltd
Current assignee: Guangdong Yinuo Communication Co Ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-08-29
Anticipated expiration: 2032-09-26

Abstract

The utility model provides a connector and a die, the connector comprises: the pin terminals penetrate through the rubber core and are provided with a welding end and a connecting end, the welding end and the connecting end are respectively located on two opposite sides of the rubber core, the end faces of the welding end are located on the same plane, and the pin terminals and the rubber core are integrally formed through injection molding. Compared with the prior art, the connector provided by the utility model has the advantages that the pin terminals are prevented from being fixed with the rubber core through hard interference, so that the rubber core cannot be broken, the structural stability of the rubber core is improved, the coplanarity degree of the end faces of the welding ends of all the pin terminals is more easily improved, and the phenomenon that the end faces of the welding ends of all the pin terminals are not on the same plane due to the fact that the damage degree of the rubber core is different and the coating is damaged during riveting the pin terminals is avoided.

Description

Connector and die

Technical Field

The utility model relates to the technical field of connectors, in particular to a connector and a die.

Background

The connector is a component frequently used in the electronic industry, and is mainly used for supporting a communication bridge between blocked or isolated circuits in the circuit, so that current flows, and the circuit achieves a preset function. The connector forms and structures are varied, and there are various types of connectors according to the application objects, frequencies, power, application environments, and the like.

The pin terminal of the existing connector is usually pressed into the rubber core in a riveting mode, but when the welding end of the pin terminal is riveted, the coating of the pin terminal is possibly riveted to be bad, the subsequent installation effect is affected, the problems of empty welding and virtual welding exist, the coplanarity of each pin terminal is difficult to ensure, the pin terminal adopts the hard interference of the forced insertion type to rivet into the rubber core, the rubber core is damaged, and the problem cannot be avoided, so that the service life of a product is influenced.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings in the prior art and provides a connector and a die.

One embodiment of the present utility model provides a connector including: the pin terminals penetrate through the rubber core and are provided with a welding end and a connecting end, the welding end and the connecting end are respectively located on two opposite sides of the rubber core, the end faces of the welding end are located on the same plane, and the pin terminals and the rubber core are integrally formed through injection molding.

Compared with the prior art, the connector provided by the utility model has the advantages that the pin terminals are prevented from being fixed with the rubber core through hard interference, so that the rubber core cannot be broken, the structural stability of the rubber core is improved, the coplanarity degree of the end faces of the welding ends of all the pin terminals is more easily improved, and the phenomenon that the end faces of the welding ends of all the pin terminals are not on the same plane due to the fact that the damage degree of the rubber core is different and the coating is damaged during riveting the pin terminals is avoided.

In some alternative embodiments, a first protruding portion is disposed on a surface of the rubber core, which is close to the welding end, and the first protruding portion is located between any two adjacent welding ends of the pin terminal.

In some alternative embodiments, the pin terminal is provided with a groove on the side surface, the groove is positioned inside the rubber core, and the rubber core extends into the groove; or,

the side of pin terminal is provided with the spacing portion of boss, the inside of gluing the core is provided with the spacing groove, spacing portion stretches into in the spacing groove.

In some alternative embodiments, the pin terminal is provided with grooves on its sides, which grooves are arranged around the pin terminal;

when the side of pin terminal is provided with the spacing portion of boss, spacing portion encircles pin terminal arranges.

In some alternative embodiments, a plurality of second protrusions are provided on a side of the glue core near the welding end, the plurality of second protrusions being arranged around the plurality of pin terminals.

Another embodiment of the present utility model provides a mold for producing a connector as described above, comprising: the bearing table is detachably mounted on one side, facing the second die body, of the first die body, a containing groove is formed in the bearing table, a plurality of positioning through holes are formed in the containing groove, the second die body is movably connected with the first die body, and when the first die body and the second die body are combined, the containing groove of the bearing table and the second die body surround to form a product cavity matched with the connector in shape;

the thimble mechanism is arranged on the first die body, and after moving, the thimble mechanism sequentially passes through the first die body and the positioning through hole and then stretches into the accommodating groove.

In some alternative embodiments, a mounting groove is provided on a side of the first die body facing the second die body, and the bearing table is provided in the mounting groove.

In some alternative embodiments, a plurality of the load-bearing tables are disposed on the first mold body.

In some optional embodiments, the first die body includes a base body, a movable plate and an elastic member, the base body is provided with a movable groove, a protruding blocking portion is disposed at an opening of the movable groove, the movable plate is disposed in the movable groove, a limit block is disposed at a side edge of the movable plate, the limit block is in limit fit with the blocking portion, the elastic member is disposed in the movable groove and is connected with the movable plate, the mounting groove is disposed on the movable plate, when the first die body and the second die body are clamped, the second die body presses the movable plate into the movable groove, and the elastic member generates elastic deformation;

the movable groove, the movable plate and the positioning through hole extend into the accommodating groove after the thimble mechanism moves.

In order that the utility model may be more clearly understood, specific embodiments thereof will be described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of a connector according to one embodiment of the present utility model;

FIG. 2 is an exploded view of a connector according to one embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of the other side of the connector according to one embodiment of the present utility model;

FIG. 4 is an exploded view of a mold according to one embodiment of the present utility model;

fig. 5 is an exploded view of a mold and connector according to one embodiment of the present utility model.

Reference numerals illustrate:

10. a rubber core; 11. a first boss; 12. a second protruding portion; 20. a pin terminal; 21. a welding end; 22. a connection end; 23. a groove; 30. a first die body; 31. a mounting groove; 32. a base; 321. a blocking portion; 33. a movable plate; 331. a limiting block; 34. an elastic member; 40. a carrying platform; 41. a receiving groove; 42. positioning the through hole; 50. a second die body; 60. and the thimble mechanism.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, fig. 1 is a schematic structural view of a connector according to an embodiment of the present utility model, fig. 2 is an exploded view of a connector according to an embodiment of the present utility model, and fig. 3 is a schematic structural view of another side of a connector according to an embodiment of the present utility model, the connector comprising: the rubber core 10 and the pin terminals 20 are uniformly arranged on the rubber core 10, the pin terminals 20 penetrate through the rubber core 10 and are provided with a welding end 21 and a connecting end 22, the welding end 21 and the connecting end 22 are respectively positioned on two opposite sides of the rubber core 10, the end faces of the welding end 21 are positioned on the same plane, the pin terminals 20 and the rubber core 10 are integrally formed through injection molding, the pin terminals 20 are prevented from being fixed with the rubber core 10 through hard interference, the rubber core 10 cannot be broken, the structural stability of the rubber core 10 is improved, the coplanarity of the end faces of the welding ends 21 of all the pin terminals 20 is improved more easily, and the fact that the end faces of the welding ends 21 of all the pin terminals 20 are not on the same plane due to different damage degrees of the rubber core 10 and the factors of plating damage during riveting of the pin terminals 20 is avoided.

In some alternative embodiments, the surface of the rubber core 10 near the welding end 21 is provided with a first protruding part 11, the first protruding part 11 is located between the welding ends 21 of any two adjacent pin terminals 20, and the first protruding part 11 can play a role of blocking tin between the adjacent pin terminals 20, so that during the process of passing through the furnace, a phenomenon that the adjacent welding ends 21 are short-circuited due to tin connection is not easy to occur between the welding ends 21.

In some alternative embodiments, the pin terminal 20 is provided with a groove 23 on the side, the groove 23 is located inside the rubber core 10, and the rubber core 10 extends into the groove 23; or, the side of pin terminal 20 is provided with the spacing portion of boss, the inside of gum core 10 is provided with the spacing groove, spacing portion stretches into in the spacing groove. In the present embodiment, the explanation will be given taking the case where the groove 23 is provided on the side surface of the pin terminal 20 as an example, and the limiting action on the pin terminal 20 is achieved by the limit fit between the groove 23 and the rubber core 10, so that the pin terminal 20 is difficult to separate from the rubber core 10.

In some alternative embodiments, when the pin terminal 20 is provided with a groove 23 on a side surface, the groove 23 is arranged around the pin terminal 20; when the lateral surface of the pin terminal 20 is provided with a limit portion of the convex portion, the limit portion is disposed around the pin terminal 20. The grooves 23 surrounding the pin terminals 20 can improve the stability of the pin terminals 20 against the stress of the rubber core 10, so that the pin terminals 20 and the rubber core 10 are more stable in structure.

In some alternative embodiments, the side of the glue core 10 near the welding end 21 is provided with a plurality of second protruding parts 12, the plurality of second protruding parts 12 are arranged around the plurality of pin terminals 20, and the second protruding parts 12 can prevent tin from running to the side of the glue core 10, so as to avoid the function of the pin terminals 20.

Referring to fig. 4 to 5, fig. 4 is an exploded view of a mold according to an embodiment of the present utility model, and fig. 5 is an exploded view of a mold and a connector according to an embodiment of the present utility model. The present utility model also provides a mould for producing a connector as described above, comprising: the mold comprises a first mold body 30, a bearing table 40, a second mold body 50 and a thimble mechanism 60, wherein the bearing table 40 is detachably arranged on one side of the first mold body 30, which faces the second mold body 50, a containing groove 41 is formed in the bearing table 40, a plurality of positioning through holes 42 are formed in the containing groove 41, the second mold body 50 is movably connected with the first mold body 30, when the first mold body 30 and the second mold body 50 are assembled, the containing groove 41 of the bearing table 40 and the second mold body 50 surround to form a product cavity matched with the shape of the connector, and the thimble mechanism 60 is arranged on the first mold body 30. The loading platform 40 is used for loading the pin terminals 20, when the connector is produced by injection molding, the pin terminals 20 are firstly placed in the accommodating grooves 41 of the loading platform 40, the electric connection ends of the pin terminals 20 correspondingly extend into the positioning through holes 42 one by one, positioning of the pin terminals 20 is achieved, then the loading platform 40 is placed on the first die body 30, the first die body 30 and the second die body 50 are clamped, and the injection molding mechanism penetrates through the second die body 50 to inject the preparation materials of the rubber core 10 into the product cavity. After injection molding, the first mold body 30 and the second mold body 50 are separated, the thimble mechanism 60 moves and passes through the first mold body 30, then stretches into the positioning through hole 42 to abut against the pin terminal 20, and then pushes out the connector in the accommodating groove 41 by pushing the pin terminal 20.

Since the carrying platform 40 needs to be quickly removed and installed from the first mold body 30, in order to improve efficiency, in some alternative embodiments, a mounting groove 31 is provided on a side of the first mold body 30 facing the second mold body 50, and the carrying platform 40 is disposed in the mounting groove 31, so that positioning and installation of the carrying platform 40 are facilitated.

In order to improve the production efficiency, in some alternative embodiments, a plurality of the bearing tables 40 are disposed on the first mold body 30.

In some alternative embodiments, the first mold body 30 includes a base 32, a movable plate 33 and an elastic member 34, a movable slot is provided on the base 32, a protruding blocking portion 321 is provided at an opening of the movable slot, the movable plate 33 is disposed in the movable slot, a limit block 331 is disposed at a side edge of the movable slot, the limit block 331 is in limit fit with the blocking portion 321, the elastic member 34 is disposed in the movable slot and connected with the movable plate 33, the mounting slot 31 is disposed on the movable plate 33, when the first mold body 30 and the second mold body 50 are clamped, the second mold body 50 presses the movable plate 33 into the movable slot, the elastic member 34 deforms elastically, the elastic member 34 generates elastic force to press the movable plate 33 tightly, and then drives a bearing table 40 on the movable plate 33 to press the second mold body 50, so that the second mold body 50 and the bearing table 40 are more tightly matched; after the ejector pin mechanism 60 moves, the movable groove, the movable plate 33 and the positioning through hole 42 extend into the accommodating groove 41. In the present embodiment, the elastic member 34 is a spring, however, the structure of the elastic member 34 is not limited thereto, and those skilled in the art can select other suitable structures according to the teachings of the present utility model.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A connector, comprising: the pin terminals penetrate through the rubber core and are provided with a welding end and a connecting end, the welding end and the connecting end are respectively located on two opposite sides of the rubber core, the end faces of the welding end are located on the same plane, and the pin terminals and the rubber core are integrally formed through injection molding.

2. A connector as defined in claim 1, wherein: one side of the rubber core, which is close to the welding end, is provided with a first protruding part, and the first protruding part is positioned between any two adjacent welding ends of the pin terminal.

3. A connector as defined in claim 1, wherein: the side face of the pin terminal is provided with a groove, the groove is positioned in the rubber core, and the rubber core stretches into the groove; or,

4. A connector according to claim 3, wherein: when grooves are formed in the side faces of the pin terminals, the grooves are arranged around the pin terminals;

5. A connector according to any one of claims 1 to 4, wherein: the one side that is close to the welding end of gum core is provided with a plurality of second bellying, a plurality of second bellying is around a plurality of pin terminals are arranged.

6. A mould for producing a connector according to any one of claims 1 to 5, comprising: the bearing table is detachably mounted on one side, facing the second die body, of the first die body, a containing groove is formed in the bearing table, a plurality of positioning through holes are formed in the containing groove, the second die body is movably connected with the first die body, and when the first die body and the second die body are combined, the containing groove of the bearing table and the second die body surround to form a product cavity matched with the connector in shape;

7. A mold according to claim 6, wherein: one side of the first die body facing the second die body is provided with a mounting groove, and the bearing table is arranged in the mounting groove.

8. A mold according to claim 6, wherein: the first die body is provided with a plurality of bearing tables.

9. A mold according to claim 7, wherein: the first die body comprises a base body, a movable plate and an elastic piece, wherein the base body is provided with a movable groove, a protruding blocking part is arranged at the opening of the movable groove, the movable plate is arranged in the movable groove, a limiting block is arranged on the side edge of the movable plate, the limiting block is in limiting fit with the blocking part, the elastic piece is arranged in the movable groove and connected with the movable plate, the mounting groove is formed in the movable plate, and when the first die body and the second die body are assembled, the second die body presses the movable plate into the movable groove, and the elastic piece is elastically deformed;