CN113270760B

CN113270760B - Stamping drawing part in double-path radio frequency signal coaxial connector

Info

Publication number: CN113270760B
Application number: CN202110814007.7A
Authority: CN
Inventors: 王磊
Original assignee: Sunway Communication Jiangsu Co Ltd
Current assignee: Sunway Communication Jiangsu Co Ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2021-10-01
Anticipated expiration: 2041-07-19
Also published as: CN113270760A

Abstract

The invention discloses a stamping drawing part in a double-path radio frequency signal coaxial connector, which comprises a base and a shell fixed on the base, wherein the base and the shell are integrally formed by stamping, a placing cavity is arranged in the shell, an inner core is placed in the placing cavity, the side wall of the placing cavity is divided into an upper surrounding wall and a lower surrounding wall, a step is arranged between the upper surrounding wall and the lower surrounding wall, and a glue catching structure is arranged on the side wall of the lower surrounding wall. The inclined groove, the wavy edge, the transverse groove and the boss matched with the transverse groove are additionally arranged on the inner wall of the shell, so that the problem that a stamping drawing structure and a terminal inserting die are not firm is solved.

Description

Stamping drawing part in double-path radio frequency signal coaxial connector

Technical Field

The invention relates to the technical field of connectors, in particular to a stamping drawing piece in a double-circuit radio frequency signal coaxial connector.

Background

A coaxial connector is generally considered to be a component attached to a cable (cable) or mounted on an instrument as a component to which a transmission line is electrically connected or separated. With the development of high-tech scientific technologies such as wireless communication, aerospace, military advanced technology and the like, the requirements on the coaxial connector are higher and higher, the demand is also increased continuously, and the high-speed development of the technical level of the coaxial connector is promoted.

With the advent of 5G, the demand of coaxial connectors on the application market is becoming stronger. In the prior art, when the wire end is connected with the board end, the phenomenon that the wire end falls off after being used for a period of time because no good adhesive-grasping force exists between the board end shell and the plastic inner core often occurs, and the transmission of signals is influenced.

Disclosure of Invention

According to the technical problem to be solved, the invention provides a stamping drawing part in a double-circuit radio frequency signal coaxial connector, which is used for solving the problem that no good adhesive force exists between a plate end shell and a plastic inner core.

In order to achieve the above object, the present invention provides a stamping extraction element in a two-way radio frequency signal coaxial connector, which according to a preferred embodiment is configured to include a base and a shell fixed on the base, the base and the shell are formed by integral stamping, a placing cavity is arranged inside the shell, an inner core is arranged in the placing cavity, the side wall of the placing cavity is divided into an upper surrounding wall and a lower surrounding wall, a step is arranged between the upper surrounding wall and the lower surrounding wall, and a glue catching structure is arranged on the side wall of the lower surrounding wall.

Preferably, the base and the shell are made of stainless steel or phosphor bronze. Because the phosphor bronze has the characteristics of no spark during impact, corrosion resistance, wear resistance, good conductivity and difficult heating; stainless steel is better in corrosion resistance and mechanical properties than phosphor bronze, but is inferior in other aspects, so that it can be selected according to actual conditions.

Preferably, the two corners of the outer side wall of the shell facing outwards are provided with fastening grooves, and the top of the shell is provided with a circle of top surface parallel to the horizontal plane. The corresponding fastener is tightly buckled with the shell through the buckling groove, and the horizontal state of the fastener is kept through the top surface.

Preferably, the material of inner core is for having the plastic of mobility, and the lateral wall of inner core divide into and goes up laminating wall and lower laminating wall, goes up laminating wall and last leg joint, and lower laminating wall and leg joint down.

Preferably, the glue grasping structure is a plurality of chutes arranged on two long side wall surfaces of the lower surrounding wall, and the upper end and the lower end of each chute are provided with openings.

Preferably, the chutes are provided in at least 3 sets on each long side wall and are parallel to each other.

The glue grasping structure is a transverse groove formed in two long sides of the lower wall and one of the short sides of the lower wall, and filling bosses are arranged on the transverse grooves in the wall surface of the lower wall opposite to the lower attaching wall of the inner core. Compared with the first embodiment, the embodiment has the advantages that the transverse groove is formed in the lower wall and one of the short side wall surfaces, the filling boss is additionally arranged at the position corresponding to the inner core, and the boss is clamped in the transverse groove during matching.

The adhesive-catching structures provided according to a preferred embodiment are wave ribs provided on both long-side wall surfaces of the lower wall. Compared with the other two embodiments, the embodiment adds the wavy edges on the long-side wall surface of the lower wall, so as to increase the friction force between the inner core and the inner wall of the shell.

Has the advantages that: according to the stamping drawing piece in the two-way radio frequency signal coaxial connector, on one hand, a buckling groove is formed in the corner of the shell, and a circle of top surface is arranged at the top of the shell, so that the tightness of an external fastener is improved, and the vertical state of the fastener and the shell is ensured; on the other hand, through add cell body, bead and the boss with cell body complex on the inner core on shells inner wall for shells inner wall and inner core have stronger to grab the power and be difficult to drop.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic view of the combination of the plate end and the core of the present invention.

Fig. 2 is a schematic view of the inner core of the present invention.

Fig. 3 is a schematic view of the inner wall of the housing according to the first embodiment of the present invention.

Fig. 4 is a schematic view of the inner wall of the housing in the second embodiment of the present invention.

Fig. 5 is a schematic view of the inner wall of the housing in the third embodiment of the present invention.

In the figure: 1 is a base; 2 is a shell; 3 is a buckle groove; 4 is an inner core; 5 is an upper surrounding wall; 6 is a lower wall; 7 is a top surface; 8 is a chute; 9 is a transverse groove; 10 is a wave edge; 11 is an upper attaching wall; and 12 is a lower attaching wall.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of the present invention.

In the first embodiment, as shown in fig. 1, fig. 2 and fig. 3, the base 1 and the housing 2 are formed by stamping as a whole, the housing 2 is internally provided with a placing cavity, and the inner core 4 is placed in the placing cavity, the side wall of the placing cavity is divided into an upper wall 5 and a lower wall 6, a step is arranged between the upper wall 5 and the lower wall 6, the side wall of the lower wall 6 is provided with a glue catching structure, the base 1 and the housing 2 are made of stainless steel or phosphor bronze, two corners of the outward side of the outer side wall of the housing 2 are both provided with a catching groove 3, the top is provided with a circle of top surface 7 parallel to the horizontal plane, the inner core 4 is made of flowable plastic, the side wall of the inner core 4 is divided into an upper attaching wall 11 and a lower attaching wall 12, the upper attaching wall 11 is attached to the upper wall 5, the lower attaching wall 12 is attached to the lower wall 6, the glue catching structure is a plurality of chutes 8 arranged on two long side walls of the lower wall 6, the upper and lower ends of the chute 8 are open, and at least 3 groups of the chutes 8 are arranged on each long side wall and are parallel to each other.

According to the description, the base 1 and the shell 2 are made of stainless steel or phosphor bronze and are manufactured by an integral punch forming process, a placing cavity is reserved in the manufactured inner part, the inner wall of the placing cavity is divided into an upper surrounding wall 5 and a lower surrounding wall 6, a step is arranged at the joint of the upper surrounding wall 5 and the lower surrounding wall 6 to separate the upper surrounding wall from the lower surrounding wall, the upper surrounding wall 5 protrudes out of the lower surrounding wall 6, at least 3 groups of parallel inclined grooves 8 with openings at the upper end and the lower end are formed in the wall surfaces of the two long sides of the lower surrounding wall 6, the inner core 4 made of flowable plastic is placed in the placing cavity, the upper attaching wall 11 of the inner core 4 is attached to the upper surrounding wall 5, the lower attaching wall 12 is attached to the lower surrounding wall 6, and the chute 8 is filled by the lower attaching wall 12 due to flowability in the attaching process; when the line end is combined with the board end, the line end is buckled at the board end through a buckling groove 3 at the bent angle of the outer wall of the shell 2, and the buckling of the line end is ensured to be vertical to the board end through a top surface 7 at the top end of the shell 2; wherein, adopt integrated into one piece technology to make base 1 and casing 2 as an organic whole, can not take place to break away from the phenomenon because of long-time use, place intracavity wall and inner core 4 laminating back in layers, further improve the laminating degree through chute 8 and make its laminating inseparabler, be difficult to drop.

In the second embodiment, as shown in fig. 1, 2 and 4, on the basis of the first embodiment, the inclined grooves 8 on the wall surface of the lower wall 6 of the housing 2 placing cavity are arranged as the transverse grooves 9, and the transverse grooves 9 are arranged on 3 surfaces of the inner core 4 contacting with the inner wall, correspondingly, the bosses are added at the corresponding positions of the inner core 4, and the size and the depth of the bosses are the same as those of the transverse grooves 9.

As can be seen from the above description, when the core 4 is engaged with the placement cavity, the grip is increased by the engagement of the lateral groove 9 of the peripheral wall 6 with the relief of the boss.

In a third embodiment, as shown in fig. 1, 2 and 5, the inclined grooves 8 or the transverse grooves 9 on the wall surface of the chamber lower surrounding wall 6 on which the housing 2 is placed are provided as wavy edges 10 on the basis of the first or second embodiment.

As can be seen from the above description, the frictional force is increased by the wavy ridges 10 when the core 4 is engaged with the inner wall, thereby increasing the gripping force.

The present invention is described in the above embodiments, but the above embodiments do not limit the scope of the present invention.

The use principle is as follows: firstly, the inner core 4 is placed in the placing cavity of the shell 2, the upper attaching wall 11 and the lower attaching wall 12 are respectively attached to the upper surrounding wall 5 and the lower surrounding wall 6, secondly, the wire end buckling cover is buckled on the shell 2 and is fastened through the buckling groove 3, and the top wall in the buckling cover is attached to the top surface during buckling to ensure that the buckling cover is perpendicular to the shell 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The above examples are merely illustrative of the present invention and should not be construed as limiting the scope of the present invention, and all designs identical or similar to the present invention are within the scope of the present invention.

Claims

1. Piece is taken out in punching press in double-circuit radio frequency signal coaxial connector, include the base and fix the casing on the base, its characterized in that: the base (1) and the casing (2) are stamping forming as an organic whole, the casing (2) is internally provided with a placing cavity, an inner core (4) is placed in the placing cavity, the placing cavity side wall is divided into an upper enclosure wall (5) and a lower enclosure wall (6), a step is arranged between the upper enclosure wall (5) and the lower enclosure wall (6), a glue grabbing structure is arranged on the side wall of the lower enclosure wall (6), the inner core (4) is made of plastic with fluidity, the side wall of the inner core (4) is divided into an upper bonding wall (11) and a lower bonding wall (12), the upper bonding wall (11) is bonded with the upper enclosure wall (5), the lower bonding wall (12) is bonded with the lower enclosure wall (6), buckling grooves (3) are arranged at two outer side corner positions of the outer side wall of the casing (2), a top surface (7) which is provided with a circle and is parallel to the top surface, the glue grasping structure is a plurality of chutes (8) formed in two long side wall surfaces of the lower enclosure wall (6), the upper end and the lower end of each chute (8) are provided with openings or the glue grasping structure is a transverse groove (9) formed in two long side walls and one of the short side wall surfaces of the lower enclosure wall (6), and the transverse groove (9) in the wall surface of the lower enclosure wall (6) is provided with a filling boss or is provided with a plurality of wavy ribs (10) formed in the two long side wall surfaces of the lower enclosure wall (6) relative to the lower joint wall (12) of the inner core (4).

2. The stamped draw in a two-way rf signal coaxial connector of claim 1, wherein: the base (1) and the shell (2) are made of stainless steel or phosphor bronze.

3. The stamped draw in a two-way rf signal coaxial connector of claim 1, wherein: the inclined grooves (8) are at least provided with 3 groups on each long side wall and are parallel to each other.