CN214280395U

CN214280395U - Coaxial connector line ball cover location frock

Info

Publication number: CN214280395U
Application number: CN202022918680.9U
Authority: CN
Inventors: 范勇; 王鹏; 张颖英
Original assignee: SHAANXI ELECTRICAL APPLIANCE RESEARCH INSTITUTE
Current assignee: SHAANXI ELECTRICAL APPLIANCE RESEARCH INSTITUTE
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-09-24
Anticipated expiration: 2030-12-08

Abstract

The utility model relates to a cable subassembly assembly technical field discloses a coaxial connector line ball cover location frock installs in crimping pincers, include: quiet mould briquetting, movable mould briquetting and locating plate, the utility model discloses a location frock can be accurate to coaxial connector line ball cover location to accomplish coaxial connector line ball cover's mould pressing operation fast, and can make line ball cover indentation smooth, straight, can not produce the phenomenon that the indentation is crooked, cracked.

Description

Coaxial connector line ball cover location frock

Technical Field

The utility model relates to a cable subassembly assembly technical field, concretely relates to coaxial connector line ball cover location frock.

Background

In recent years, the technical progress of electrical connectors and wires and cables and the high technical requirements of weapon assembly make the structure of cable assemblies (including cables and connectors) more and more complex and more functional. The installation service environment and conditions of the equipment are increasingly harsh (such as strong vibration impact, high temperature, strong salt spray corrosion and the like), and the high reliability requirement on the assembly quality of the cable assembly under the environment and the conditions is also increasingly strict. With the development of electronic technology, the problem of electromagnetic interference is more and more serious, and a cable assembly used for connecting devices serves as an important carrier for transmitting signals, and meanwhile, a path and a channel are provided for interference signals to enter a system, so that the cable assembly becomes an important factor influencing the electromagnetic compatibility of the whole system. During assembly, the line pressing sleeves of the coaxial connectors (including coaxial connector pins and jacks) are required to be molded into inner hexagons, so that better mechanical strength and electrical continuity between the cables and the coaxial connectors can be obtained, the mold pressing connection is a reliable electric appliance assembly technology, and the mold pressing electric connector is required to be pressed and connected with the connectors to have smooth, straight, skew-free, distortion-free and other phenomena.

The electric connector used in the cable assembly is connected in a crimping mode, and most of the electric connector adopts a pit-pressing mode and a mould-pressing mode, when a 12# coaxial connector is assembled, the shielding layer of the cable is moulded on a wire clamp by a connector pin and a wire pressing sleeve in a jack, and as a jaw of the mould-pressing wire pressing sleeve is not provided with a limiting device, the crimping position is judged by naked eyes of workers, and crimping is carried out by using crimping pliers, the following three unqualified phenomena of crimping the coaxial connector are easily generated, and the assembling quality and the working efficiency of the cable assembly are seriously influenced;

(1) when the cable and the coaxial connector are assembled, the indentation of the die pressing line pressing sleeve is arranged on the outer surface of the line pressing sleeve, so that the assembly of the coaxial connector and the assembly of the electric connector are seriously influenced;

(2) when the cable and the coaxial connector are assembled, the shielding layer is not completely pressed on the line pressing sleeve (one condition is that a part of the shielding layer is pressed on the outer surface of the outer conductor, and the other condition is that a part of the shielding layer is pressed on the core of the cable), the generated pressing surface is small, the fastening degree of the cable and the coaxial connector is not enough, and the cable is easy to separate from the coaxial connector;

(3) the problem that a coaxial connector and crimping pliers cannot be completely matched exists when the crimping pliers are manually used for carrying out coaxial molded cables, the indentation of the connector is prone to being inclined, and the matching strength of a coaxial connector crimping sleeve and a wire clamp is affected.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a coaxial connector line ball cover location frock can be accurate to coaxial connector line ball cover location.

The technical scheme of the utility model is that: the utility model provides a coaxial connector line ball cover location frock, installs in crimping pincers, includes: the static mould pressing block and the movable mould pressing block are respectively arranged on two radial opposite side walls in a column head mounting hole of the crimping pliers, two pairs of line pressing sleeve mould pressing hexagonal half holes are respectively arranged on two opposite side surfaces of the static mould pressing block and the movable mould pressing block, when the static mould pressing block and the movable mould pressing block are contacted, the two pairs of line pressing sleeve mould pressing hexagonal half holes form two line pressing sleeve mould pressing hexagonal holes, the direction of a central axis of each hole is parallel to one radial direction of the column head mounting hole, and the central axis of each hole is perpendicular to the radial direction of the column head mounting hole where the static mould pressing block and the movable mould pressing block are located;

the positioning plate is fixed on the static die pressing block, when the movable die pressing block is in contact with the static die pressing block, the end part of one end of the positioning plate is lapped on the edge of the movable die pressing block, the end of the positioning plate is provided with two positioning plate blocking holes, the two positioning plate blocking holes respectively correspond to the two wire pressing sleeve die pressing hexagonal holes, and the diameter of each positioning plate blocking hole is smaller than the diameter of the inscribed round hole of the corresponding wire pressing sleeve die pressing hexagonal hole;

offer recess III on the quiet mould briquetting of one side of installation locating plate and the movable mould briquetting, recess III all switches on with two line ball cover die pressing hexagonal holes, a contact pin or jack for placing coaxial plug connector, line ball cover in the contact pin of coaxial plug connector or the jack passes corresponding line ball cover die pressing hexagonal hole, and contradict and keep off the tip in hole at the locating plate that corresponds, line ball cover die pressing hexagonal hole is used for keeping a position for line ball cover circumference, it is spacing that the locating plate keeps off the hole and is used for keeping off the cable of line ball cover along line ball cover die pressing hexagonal hole axial float, wherein, the cable of suit on the contact pin of coaxial plug connector or jack can pass the locating plate and keep off the hole.

Preferably, the sizes of the hexagonal holes molded by the two wire pressing sleeves are the same.

Preferably, the crimping tong is adapted to urge the movable die block towards the stationary die block so as to bring the two into contact.

Preferably, the groove iii comprises: recess I and recess II, recess I sets up on quiet mould briquetting, recess II sets up on the movable mould briquetting, and when quiet mould briquetting and movable mould briquetting contact, recess I and recess II formed groove III.

Preferably, the width dimension of the crimping pliers is consistent with the crimping length dimension of the coaxial connector crimping sleeve.

Has the advantages that:

the utility model discloses a location frock can be accurate to coaxial connector line ball cover location to accomplish coaxial connector line ball cover's mould pressing operation fast, and can make line ball cover indentation smooth, straight, can not produce the phenomenon that the indentation is crooked, cracked.

Drawings

Fig. 1 is the utility model discloses the installation cooperation relation of location frock and column cap mounting hole.

Fig. 2 is a two-view, (1) a front view, and (2) a left view of the positioning tool of the present invention.

Fig. 3 is a three-view of the middle static mould pressing block of the utility model, (1) a front view, (2) a left view, and (3) a-a sectional view.

Fig. 4 is a three-view, (1) a front view, (2) a left view, and (3) a top view of the middle moving mold press block of the present invention.

Fig. 5 is the utility model discloses the location frock carries out coaxial connector's crimping sketch map and local enlarger, (1) crimping sketch map, (2) local enlarger.

The method comprises the following steps of 1-static mould pressing block, 2-movable mould pressing block, 3-positioning plate, 4-pressing line sleeve mould pressing hexagonal hole, 5-positioning plate blocking hole, 6-positioning plate fixing screw, 7-static mould pressing block mounting column cap, 8-movable mould pressing block mounting column cap, 9-crimping clamp and 10-column cap mounting hole.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings by way of examples.

This embodiment provides a coaxial connector line ball cover location frock, can be accurate to coaxial connector line ball cover location.

As shown in fig. 1 and 2, the positioning tool is installed in the crimping pliers 9, and includes: the static die pressing block 1, the movable die pressing block 2 and the positioning plate 3 are arranged on the wall surfaces of two opposite sides in the radial direction in a column head mounting hole 10 of the crimping pliers 9 through a static die pressing block mounting column head 7 and a movable die pressing block mounting column head 8 respectively, two pairs of line pressing sleeve die pressing hexagonal half holes are arranged on the opposite side surfaces of the static die pressing block 1 and the movable die pressing block 2 respectively, when the crimping pliers 9 push the movable die pressing block 2 to move towards the static die pressing block 1 to enable the static die pressing block and the movable die pressing block to be in contact, the two pairs of line pressing sleeve die pressing hexagonal half holes arranged on the opposite side surfaces of the static die pressing block and the movable die pressing block form two line pressing sleeve die pressing hexagonal half holes 4, the direction of a central axis of the hole is parallel to the radial direction of the column head mounting; the positioning plate 3 is fixed on the static die pressing block 1 through a positioning plate fixing screw 6, when the movable die pressing block 2 is in contact with the static die pressing block 1, the end part of one end of the positioning plate 3 is lapped at the edge of the movable die pressing block 2, the end of the positioning plate 3 is provided with two positioning plate blocking holes 5, the two positioning plate blocking holes 5 respectively correspond to the two wire pressing sleeve die pressing hexagonal holes 4, the two wire pressing sleeve die pressing hexagonal holes 4 are the same in size, and the diameter of each positioning plate blocking hole 5 is smaller than that of the inscribed round hole of the corresponding wire pressing sleeve die pressing hexagonal hole 4;

as shown in fig. 3, the opposite side of one side of the static mould pressing block 1 where the positioning plate 3 is arranged is provided with a groove I, correspondingly, as shown in fig. 4, the same side of the movable mold pressing block 2 is provided with a groove ii, and when the movable mold pressing block 2 contacts with the stationary mold pressing block 1, a groove III formed by the groove I and the groove II is communicated with the two wire pressing sleeve molding hexagonal holes 4, the groove III is used for placing contact pins or jacks of the coaxial plug connectors, as shown in fig. 5, the wire-pressing sleeve in the pin or socket of the coaxial connector passes through the corresponding wire-pressing sleeve die-pressing hexagonal hole 4, and is abutted against the end part of the corresponding positioning plate blocking hole 5, the line pressing sleeve die pressing hexagonal hole 4 is used for positioning the line pressing sleeve circumferentially, the positioning plate blocking hole 5 is used for limiting the axial movement of the line pressing sleeve along the line pressing sleeve die pressing hexagonal hole 4, wherein, the cable of suit on the contact pin or jack of coaxial plug connector can pass locating plate and keep off hole 5.

When the coaxial connector crimping tool is used, a contact pin or a jack of a coaxial connector is placed in a groove I of a static mould pressing block 1, a crimping sleeve penetrates through a corresponding crimping sleeve mould pressing hexagonal half hole on the static mould pressing block 1 and is limited by the end part of a positioning plate blocking hole 5, a cable penetrates through the positioning plate blocking hole 5, at the moment, a crimping clamp 9 is kneaded, so that a movable mould pressing block 2 is moved to press the crimping sleeve of the coaxial contact element, the movable mould pressing block 2 is combined with the static mould pressing block 1 to realize circumferential positioning of the coaxial connector crimping sleeve, the crimping sleeve is smooth and flat, phenomena of indentation deflection and crack cannot be generated, the crimped coaxial connector is taken out after crimping is completed, and the crimping sleeve mould pressing process is completed, wherein the width size of the crimping clamp 9 corresponds to the crimping length size of the coaxial connector sleeve, so that the crimping sleeve is smooth and flat and straight, and the generation of indentation deflection is reduced, The phenomenon of cracking.

In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a coaxial connector line ball cover location frock installs in crimping pincers (9), its characterized in that includes: the die pressing device comprises a static die pressing block (1), a movable die pressing block (2) and a positioning plate (3), wherein the static die pressing block (1) and the movable die pressing block (2) are respectively installed on two radial opposite side wall surfaces in a column head installation hole (10) of a crimping clamp (9), two pairs of line pressing sleeve die pressing hexagonal half holes are respectively arranged on two opposite side surfaces of the static die pressing block and the movable die pressing block, when the static die pressing block (1) is in contact with the movable die pressing block (2), the two pairs of line pressing sleeve die pressing hexagonal half holes form two line pressing sleeve die pressing hexagonal half holes (4), the direction of a central axis of each line pressing hexagonal half hole is parallel to the radial direction of the column head installation hole (10), and the central axis of each line pressing half hole is perpendicular to the radial direction of the column head installation hole (10) where the static die pressing block (1) and the movable die pressing block (2) are located;

the positioning plate (3) is fixed on the static die pressing block (1), when the movable die pressing block (2) is in contact with the static die pressing block (1), one end of the positioning plate (3) is overlapped at the edge of the movable die pressing block (2), the end of the positioning plate (3) is provided with two positioning plate blocking holes (5), the two positioning plate blocking holes (5) respectively correspond to the two wire pressing sleeve die pressing hexagonal holes (4), and the diameter of each positioning plate blocking hole (5) is smaller than the diameter of an inscribed round hole of the corresponding wire pressing sleeve die pressing hexagonal hole (4);

installation set up recess III on quiet mould briquetting (1) and the movable mould briquetting (2) of one side of locating plate (3), recess III all switches on with two line ball cover mould pressing hexagonal holes (4), a contact pin or jack for placing coaxial plug connector, line ball cover in the contact pin of coaxial plug connector or the jack passes corresponding line ball cover mould pressing hexagonal hole (4), and contradict and keep off the tip of hole (5) at the locating plate that corresponds, line ball cover mould pressing hexagonal hole (4) are used for keeping a position for line ball cover circumference, the locating plate keeps off hole (5) and is used for keeping off hole (5) axial float spacing along line ball cover mould pressing hexagonal hole (4) for line ball cover, wherein, the cable of suit on the contact pin of coaxial plug connector or jack can pass locating plate fender hole (5).

2. The coaxial connector crimping sleeve positioning tool according to claim 1, wherein the two crimping sleeve molded hexagonal holes (4) have the same size.

3. The coaxial connector wire pressing sleeve positioning tool according to claim 1, wherein the pressing pliers (9) are kneaded to push the movable pressing block (2) to move towards the static pressing block (1), so that the movable pressing block and the static pressing block are contacted.

4. The coaxial connector crimping sleeve positioning tool according to claim 1, wherein the groove III comprises: recess I and recess II, recess I sets up on quiet mould briquetting (1), recess II sets up on movable mould briquetting (2), and when quiet mould briquetting (1) and movable mould briquetting (2) contact, recess I and recess II form recess III.

5. The coaxial connector crimping sleeve positioning tool according to claim 1, wherein the width dimension of the crimping pliers (9) is consistent with the crimping length dimension of the coaxial connector crimping sleeve.