A kind of electric connector contact and electric connector contact prepare toolingTechnical field
The present invention relates to electric connector field, in particular to a kind of electric connector contact and electric connector contact preparationTooling.
Background technique
The stability with the resistance under wide temperature is being vibrated in order to improve electric connector contact, " brush " formula can be usedThe electric connector of contact, the U.S. Patent Publication of Patent No. US4426128 a kind of electric connector, the electric connector includeThe contact extended along the longitudinal direction, wherein contact includes the conductor part being made of more conductive filaments and fixed conductive filamentThe body of plastically deformable, each conductive filament crimp fixation with body, and the rear end of conductive filament is arranged in body, also disclose a kind of electricityConnector contact crimp connection fixture, the specific mode that crimps is to be divided to two sections of crimping along body axial direction, and the front end of body is flatFace pressure connects, and body rear end is crimped by the V-arrangement pressure head of crimping tool, and it is Magen David that ultimately form front end, which be hexagon rear end,The body of structure, it is this to crimp deformed body by way of plane crimping and V-arrangement crimping and take up space and become larger, it is unfavorable forThe miniaturization of electric connector.
Summary of the invention
The object of the present invention is to provide a kind of electric connector contacts, occupy sky to solve current electric connector contactBetween big problem；In addition, the object of the invention is also to provide a kind of electric connectors for preparing above-mentioned electric connector contact to connectContact element prepares tooling.
To achieve the above object, it the technical solution of the present invention is as follows: a kind of electric connector contact, including body and is inserted intoAt least two conductive filaments in body, the conductive filament are crimped by body and are fixed, and the outer surface of the body has electricThe arc electrolysis that the pressure head of connector contact preparation tooling is pressed into, the nock of the arc electrolysis are internal towards setSide.
The arc electrolysis is evenly arranged there are two more than along body circumferencial direction, between adjacent two arcs electrolysisJacket surface be equipped with the axial convex ribs axially extending along body, each arc electrolysis includes being arranged along body axially spaced-apartUpper arc electrolysis and arc lower electrolysis are equipped between upper arc electrolysis and arc lower electrolysis for connecing with electric connectorContact element prepares the corresponding circumferential convex ribs along body circumferentially extending of the groove on the pressure head of tooling, the corresponding axial convex ribs in position withCircumferential convex ribs are connected in right-angled intersection.
The body vertically extends, and the arranged on left and right sides of the axial convex ribs is equipped with along the side of body radial directionFace.
The arc electrolysis is arc-shaped electrolysis.
A kind of electric connector contact preparation tooling, including at least two pressure heads, pressure head are equipped with for crimping bodyPressure head electrolysis, the pressure head electrolysis have the length direction parallel with body axial direction, the pressure head electrolysisFor in the concave curved surface for being projected as camber line of length direction.
The pressure head extends along the longitudinal direction, and the front end of pressure head, the pressure head is arranged in the pressure head electrolysisThe length direction of electrolysis is up and down direction, and pressure head electrolysis is divided into seaming chuck electrolysis and push-down head crimping along the vertical directionFace is equipped with the groove for being pressed into circumferential convex ribs on body between the upper and lower pressure head electrolysis.
It is vertex of a cone rear end is the tapered pressure head for boring bottom that the pressure head, which is front end, the left and right side of the pressure head be equipped with fromThe tapered vertex of a cone extends to the evacuation plane for being used to avoid adjacent pressure head at cone bottom.
The evacuation plane and pressure head electrolysis crosses to form the axial convex ribs for suppressing body along body radial directionThe rib of side.
The concave curved surface is indent arc-shaped surface.
The invention has the benefit that the outer surface of the body of electric connector contact of the invention is crimped equipped with arcFace, and the nock of arc electrolysis is towards on the inside of body, since the electrolysis of arc deforms uniformly on body circumferencial direction,Compared with the current hexagon of formation and the body of Magen David structure crimped after crimping by plane crimping and V-arrangement, due toThe electrolysis homogeneous deformation of body, the hexagon and Magen David formed after crimping cannot be made using plane crimping and V-arrangement crimpingThe set external surface of structure deforms big part can be squeezed and deformed small part to two sides, ultimately form radial dimension beyond tunicaThe corner angle of body radius, required space is big when this causes body to be installed, the appearance of the body of electric connector contact of the inventionThe electrolysis in face is arc electrolysis, and arc electrolysis can make body deformation uniformly during crimping, reduces electric connectorThe occupied space radius of contact solves the problems, such as that current electric connector contact occupied space is big.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the specific embodiment of electric connector contact of the invention；
Fig. 2 is that a kind of electric connector contact of the specific embodiment of electric connector contact of the invention prepares toolingThe structural schematic diagram of pressure head；
Fig. 3 is that a kind of electric connector contact of the specific embodiment of electric connector contact of the invention prepares toolingThe main view of pressure head；
The left view of Fig. 4 bitmap 3.
Specific embodiment
The body of " brush " the formula contact prepared by conventional crimping mode is hexagon or Magen David structure, andNot only required installation space is big for the body of this special construction, and the connector of this special construction is also not easy in connectorPopularization in field, applicant have found that this body with corner angle is mainly since the shape of its electrolysis is made after studyAt, since the electrolysis that the pressure head of its corresponding crimping tool is used to crimp body is plane and V-type face, made during crimpingAt body irregular deformation in a circumferential direction, the body with corner angle is ultimately formed, and the shape by changing pressure head canWith this problem of very good solution, it is based on this, inventors herein proposes technical solution of the present invention:
A kind of specific embodiment of electric coupler component of the invention, as shown in Figures 1 to 4, electric connector contact packetThe conductive filament 1 and body 2 vertically extended is included, conductive filament 1 is equipped with 7, and 7 conductive filaments 1 are arranged in honeycomb, conductive filament1 lower end is conductive filament fixing end, and upper end is conductive filament free end, and conductive filament fixing end crimps fixation with body 2.Body 2Upper end is equipped with the mounting hole for crimping conductive filament, and lower end is equipped with the body fixed column 24 for being fixed on electric conductor.
The outer surface of body 2 is equipped with for extending with what electric connector contact preparation tooling cooperated along body axial directionAnd the arc electrolysis 21 for being projected as camber line in body axial direction, the nock of arc electrolysis 21 is towards the inside of body 2, arcShape electrolysis 21 is evenly arranged there are two more than along 2 circumferencial direction of body, on the jacket surface between adjacent two arcs electrolysisEquipped with the axial convex ribs 22 axially extending along body, each arc electrolysis 21 includes the upper arc pressure along the setting of body axially spaced-apartJunction 211 and arc lower electrolysis 212 are equipped with and crimping tool between upper arc electrolysis 211 and arc lower electrolysis 212The corresponding circumferential convex ribs 23 along body circumferentially extending of groove on pressure head, the corresponding axial convex ribs 22 in position and circumferential convex ribs 23It is connected in right-angled intersection.Body vertically extends, and the arranged on left and right sides of axial convex ribs is equipped with along the side of body radial direction.
Electric connector contact prepares the pressure head 3 of tooling as shown, electric connector contact preparation tooling is equipped with fourA pressure head 3 for being evenly distributed on around body 2, pressure head 3 are equipped with the pressure head electrolysis 31 for crimping body, pressure head pressureJunction 31 is with the length direction parallel with body axial direction, and the length direction of pressure head electrolysis 31 is up and down direction.PressureThe indent arc-shaped surface that is projected as circular arc line of the head electrolysis in length direction.Pressure head 3 is the tapered pressure extended along the longitudinal directionHead, 3 front end of pressure head are the vertex of a cone, and rear end is cone bottom.The left and right side of pressure head 3 be equipped with for avoid adjacent pressure head from tapered coneTop extends to the evacuation plane 314 at cone bottom.The front end of pressure head 3 is arranged in pressure head electrolysis 31, and pressure head electrolysis 31 is along pressure head pressureJunction length direction is divided into seaming chuck electrolysis 311 and push-down head electrolysis 312, is equipped with and is used between upper and lower pressure head electrolysisIt is pressed into the groove 32 of circumferential convex ribs on body.Evacuation plane and pressure head electrolysis cross the axial convex ribs edge to be formed for pressing sleeve bodyThe rib of the side of body radial direction.
Arc electrolysis 21 on the outer surface of corresponding body 2 is also arc-shaped surface, and is set along 2 circumferencial direction of bodyThere are four, and each arc electrolysis includes spaced upper arc electrolysis 211 and arc lower pressure along the longitudinal directionJunction 212.Since the pressure head electrolysis 31 of contact preparation tooling is indent arc-shaped surface, external surface is covered during crimpingArc electrolysis can the homogeneous deformation on body circumferencial direction, on body be not in due to unevenly becoming after the completion of crimpingShape and the corner angle extruded by pressure head, installation space needed for reducing electric connector contact as much as possible.
A kind of specific embodiment of electric connector contact preparation tooling of the invention, the electric connector contact prepare workIt is identical that dress and electric connector contact described in a kind of above-mentioned specific embodiment of electric coupler component prepare the structure of tooling,It repeats no more.
In a kind of electric connector contact of the invention, the other embodiments of electric connector contact preparation tooling, onStating pressure head can not also be taper, can also be the other shapes such as rectangle, oblateness；Above-mentioned pressure head electrolysis may be oneA, the arc electrolysis on corresponding body is being integral type in body axial direction at this time；The quantity of above-mentioned pressure head can be twoIt is a, three or at least five；Above-mentioned pressure head electrolysis length direction projection can also for except arc-shaped elliptic arc,The arc of the other shapes such as oblate arc.