CN110086004A - A kind of attachment device and its compression bonding method improving crimping reliability - Google Patents
A kind of attachment device and its compression bonding method improving crimping reliability Download PDFInfo
- Publication number
- CN110086004A CN110086004A CN201910357646.8A CN201910357646A CN110086004A CN 110086004 A CN110086004 A CN 110086004A CN 201910357646 A CN201910357646 A CN 201910357646A CN 110086004 A CN110086004 A CN 110086004A
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- Prior art keywords
- cable
- crimping
- crimping sleeve
- periphery
- braiding net
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/5804—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part
- H01R13/5808—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part formed by a metallic element crimped around the cable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/622—Screw-ring or screw-casing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
- H01R4/20—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping using a crimping sleeve
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
- H01R43/048—Crimping apparatus or processes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The present invention relates to a kind of attachment devices and its compression bonding method for improving crimping reliability, including radio frequency connector and CA cable assembly, connection end positioned at radio frequency connector end protrudes into inside the cable braiding net of CA cable assembly end, the rounded crimping sleeve in section is coated in the periphery of cable braiding net, the internal diameter of crimping sleeve is slightly larger than the outer diameter of cable braiding net, and crimping sleeve is arranged in the peripheral cross-section of cable braiding net in " 9 " font, casing dog-ear is additionally provided in the side of crimping sleeve, by the periphery that the relatively large crimping sleeve of internal diameter is coated to the relatively small cable braiding net of outer wall, and casing dog-ear is formed after tightening crimping sleeve simultaneously and casing dog-ear is fixed on to the side of crimping sleeve periphery, make full use of mesh grid cable self-strength, in the case where not increasing cable and connector specification, effectively mention The tensile strength at high-voltage connecting position, and then effectively improve the conductivity of the connector under same size.
Description
Technical field
The present invention relates to a kind of attachment device and compression bonding methods, and in particular to a kind of attachment device for improving crimping reliability
And its compression bonding method.
Background technique
Establishment net outer conductor radio frequency coaxial cable component used in tradition is connect with compression joint type radio frequency in the art
Connection method between device generallys use the crimping of hex surface jaw and realizes also referred to as local point type press contacts, is to pass through change
The outer wall of the hexagonal inner wall compression connector of external casing after shape, while cable establishment stratum reticulare is clamped in external internal surface of sleeve pipe
Between radio frequency connector outer wall, by being clamped, the cable of crimping section establishment net itself used by the strength of materials come reality
The tensile strength of existing CA cable assembly；It squeezes force part and tail portion of connector outer wall perimeter than about 55.11%, due to cable
Establishment net is made of tens of or even hundreds of single weave silks, that is the tensile strength after cable crimping can only use
About the 55.11% of cable braiding net total quantity, be equivalent to cable itself tensile strength only about 55.11% has been utilized cable
Above component, it is not fully used there is also about 44.89%.
Summary of the invention
For the deficiencies in the prior art and defect, the present invention provides a kind of attachment device for improving crimping reliability
And its compression bonding method.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of attachment device improving crimping reliability, it is characterised in that: including radio frequency connector and CA cable assembly, be located at described
The connection end of radio frequency connector end protrudes into inside the cable braiding net of the CA cable assembly end, in the cable braiding net
Periphery be coated with the rounded crimping sleeve in section, the internal diameter of the crimping sleeve is outer slightly larger than the cable braiding net
Diameter, and the crimping sleeve is arranged in the peripheral cross-section of the cable braiding net in " 9 " font, in the side of the crimping sleeve
It is additionally provided with casing dog-ear.
Further, described sleeve pipe dog-ear is coated on the periphery of the crimping sleeve, and the cladding of described sleeve pipe dog-ear is long
Degree is less than the 1/8 of the periphery perimeter of the crimping sleeve.
Further, the cable braiding net include along from CA cable assembly to the direction of radio frequency connector in extending out arrangement
Cable expanding part and cable joint-box canister portion, the connection end protrude into inside the cable braiding net of the CA cable assembly end and described
The top outer wall of connection end is set as the mutually matched inclined plane shape of inner wall with the cable expanding part.
Further, there is also first gaps between the top of the connection end and the inner wall of the cable expanding part.
Further, the radio frequency connector is connected close to one end of the CA cable assembly along from CA cable assembly to radio frequency
The direction of device is disposed with connection end, end middle part and end root, and the wherein radial dimension of the connection end
Less than the radial dimension in the middle part of the end, the radial dimension in the middle part of the end is less than the radial dimension of the end root.
Further, the crimping sleeve is coated on the outer of the cable braiding net close to one end of the CA cable assembly
Week, the crimping sleeve are connected on the radial section in the middle part of the end close to one end of the radio frequency connector.
Further, radial direction of the cable braiding net in the middle part of one end and the end of the radio frequency connector is cut
There are Second gaps between face.
Further, several circle locating snap rings, and wherein at least one are provided in the outer periphery in the middle part of the end
Locating snap ring is located at the end axially closer to the CA cable assembly in the middle part of the end.
Further, the periphery of the end root is embedded with locating piece, and the periphery of the end root is threaded with
Fastening nut.
Further, the present invention also provides a kind of compression bonding method of attachment device for improving crimping reliability, feature exists
In: the following steps are included:
1) connection end of radio frequency connector end is protruded into inside the cable braiding net of CA cable assembly end, until connection end
Top outer wall inclined-plane and cable expanding part inner wall cooperate；
2) upper crimping sleeve is covered in the periphery of cable braiding net, so that between the inner wall of crimping sleeve and the outer wall of cable braiding net
There are gaps, while guaranteeing that crimping sleeve is coated on the periphery of cable braiding net close to one end of CA cable assembly, and crimping sleeve leans on
One end of nearly radio frequency connector is connected on the radial section in the middle part of end；
3) crimping sleeve is tightened, the inner wall for guaranteeing crimping sleeve is bonded completely with the periphery of cable braiding net；
4) side of extra the one of crimping sleeve angular crimping sleeve periphery is bent to form casing dog-ear, so that crimping sleeve exists
The peripheral cross-section of cable braiding net is arranged in " 9 " font；
5) casing dog-ear is fixed on to the side of crimping sleeve periphery.
The beneficial effects of the present invention are:
(1) by the way that the relatively large crimping sleeve of internal diameter to be coated to the periphery of the relatively small cable braiding net of outer wall, and it is same
When tightening crimping sleeve after form casing dog-ear and casing dog-ear be fixed on to the side of crimping sleeve periphery, make full use of braiding
Net cable self-strength effectively improves the tensile strength at crimping position in the case where not increasing cable and connector specification, into
And effectively improve the conductivity of the connector under same size.
(2) casing dog-ear is coated on the periphery of crimping sleeve and the coated length of casing dog-ear is less than the periphery of crimping sleeve
The 1/8 of perimeter, consequently facilitating guaranteeing the inner wall of crimping sleeve while casing dog-ear is fixed on the side of crimping sleeve periphery
It is bonded tightness between the outer wall of cable braiding net, so that the tensile strength and conductivity of connector be effectively ensured.
(3) connection end of radio frequency connector protrudes into cable braiding net inside and the top of connection end of CA cable assembly end
End outer wall be set as with the mutually matched inclined plane shape of the inner wall of cable expanding part, consequently facilitating in radio frequency connector and CA cable assembly
Axially position is realized when interconnection, while guaranteeing to be in close contact.
(4) there are first gaps between the top of connection end and the inner wall of cable expanding part, thus realizing connecting pin
While good fit between the top outer wall of head and the inner wall of cable expanding part, reserved space is moved back for cable expanding part,
To avoid close contact excessively between the top outer wall of connection end and the inner wall of cable expanding part from puncturing so as to cause connection end
Cable expanding part.
(5) radio frequency connector is successively set close to one end of CA cable assembly along the direction from CA cable assembly to radio frequency connector
It is equipped with connection end, end middle part and end root that radial dimension is sequentially increased, consequently facilitating being inserted into radio frequency connector
Axially position is effectively realized while inside CA cable assembly.
(6) crimping sleeve is coated on the periphery of cable braiding net close to one end of CA cable assembly, and crimping sleeve is close to radio frequency
One end of connector is connected on the radial section in the middle part of end, thus guaranteeing that crimping sleeve is coated at the same of cable braiding net
When, effectively realize the positioning of crimping sleeve in the axial direction.
(7) there are the second skies between radial section of the cable braiding net in the middle part of one end and end of radio frequency connector
Gap avoids so that cable braiding net can be fully located at the inside of crimping sleeve after guaranteeing the positioning of crimping sleeve in the axial direction
Partial cables mesh grid is too long to be brought between the radial section in the middle part of crimping sleeve and end.
(8) several circle locating snap rings are provided in the outer periphery in the middle part of end, and wherein at least one locating snap ring is located at
The end axially closer to CA cable assembly in the middle part of end, so that it is further ensured that the axially position effect of crimping sleeve, even if
After crimping sleeve is inserted in first locating snap ring, it also will receive the blocking of subsequent locating snap ring and prevent crimping sleeve in the axial direction
Further movement.
(9) periphery of end root is embedded with locating piece, and the periphery of end root is threaded with fastening nut, to have
Effect guarantees connection of the radio frequency connector far from CA cable assembly side.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of structural side view for the attachment device for improving crimping reliability of the present invention；
Fig. 2 is in Fig. 1 along the section view in the direction A-A；
Fig. 3 is the schematic cross-section of step (2) in a kind of compression bonding method for the attachment device for improving crimping reliability of the present invention；
Fig. 4 is the schematic cross-section of step (3) in a kind of compression bonding method for the attachment device for improving crimping reliability of the present invention；
Fig. 5 is the schematic cross-section of step (4) in a kind of compression bonding method for the attachment device for improving crimping reliability of the present invention.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As shown in Figs. 1-5, a kind of attachment device improving crimping reliability, including radio frequency connector 1 and CA cable assembly 2,
Connection end 11 positioned at 1 end of radio frequency connector protrudes into inside the cable braiding net 21 of 2 end of CA cable assembly, in cable braid
The periphery of net 21 is coated with the rounded crimping sleeve 3 in section, and the internal diameter of crimping sleeve 3 is outer slightly larger than cable braiding net 21
Diameter, and crimping sleeve 3 is arranged in the peripheral cross-section of cable braiding net 21 in " 9 " font, is additionally provided in the side of crimping sleeve 3
Casing dog-ear 31, by the way that the relatively large crimping sleeve of internal diameter to be coated to the periphery of the relatively small cable braiding net of outer wall,
And form casing dog-ear after tightening crimping sleeve simultaneously and casing dog-ear is fixed on to the side of crimping sleeve periphery, it makes full use of
Mesh grid cable self-strength, in the case where not increasing cable and connector specification, the tension for effectively improving crimping position is strong
Degree, and then effectively improve the conductivity of the connector under same size.
Specifically, casing dog-ear 31 is coated on the periphery of crimping sleeve 3, and the coated length of casing dog-ear 31 is less than crimping
The 1/8 of the periphery perimeter of casing 3, consequently facilitating guaranteeing pressure while casing dog-ear is fixed on the side of crimping sleeve periphery
Be bonded tightness between the inner wall of female connector pipe and the outer wall of cable braiding net, thus be effectively ensured connector tensile strength and
Conductivity.
Specifically, cable braiding net 21 includes along being in extend out the electricity of arrangement from CA cable assembly 2 to the direction of radio frequency connector 1
Cable expanding part 211 and cable joint-box canister portion 212, connection end 11 protrude into 21 inside of cable braiding net of 2 end of CA cable assembly and connect
Connect end 11 111 outer wall of top be set as with the mutually matched inclined plane shape of the inner wall of cable expanding part 211, consequently facilitating penetrating
Frequency connector and CA cable assembly realize axially position when being connected with each other, while guaranteeing to be in close contact.
Specifically, between the top 111 of connection end 11 and the inner wall of cable expanding part 211 there is also first gap 112,
To be cable expanding part while good fit between the inner wall of the top outer wall and cable expanding part of realizing connection end
Move back reserved space, to avoid crossing close contact between the top outer wall of connection end and the inner wall of cable expanding part to leading
Connection end is caused to puncture cable expanding part.
Specifically, radio frequency connector 1 is close to one end of CA cable assembly 2, along from CA cable assembly 2 to the side of radio frequency connector 1
To being disposed with connection end 11,12 and end root 13 in the middle part of end, and the radial dimension of wherein connection end 11 is small
The radial dimension of 12 radial dimension in the middle part of end, end middle part 12 is less than the radial dimension of end root 13, consequently facilitating
Axially position is effectively realized while inside radio frequency connector insertion CA cable assembly.
Specifically, crimping sleeve 3 is coated on the periphery of cable braiding net 21, crimping sleeve 3 close to one end of CA cable assembly 2
It is connected in the middle part of end on 12 radial section close to one end of radio frequency connector 1, thus guaranteeing that crimping sleeve is coated at electricity
While cable mesh grid, the positioning of crimping sleeve in the axial direction is effectively realized.
Specifically, cable braiding net 21 is deposited between in the middle part of one end of radio frequency connector 1 and end 12 radial section
In Second gap 213, so that cable braiding net can be fully located at crimping sleeve after guaranteeing the positioning of crimping sleeve in the axial direction
Inside, avoid partial cables mesh grid too long to being brought between the radial section in the middle part of crimping sleeve and end.
Specifically, several circle locating snap rings 121 are provided in 12 outer periphery in the middle part of end, and wherein at least one is stopped
Rotating ring 121 is located in the middle part of end 12 end axially closer to CA cable assembly 2, to be further ensured that the axial direction of crimping sleeve
Locating effect, even if also will receive the blocking of subsequent locating snap ring after crimping sleeve is inserted in first locating snap ring and prevent to press
The further movement of female connector pipe in the axial direction.
Specifically, the periphery of end root 13 is embedded with locating piece 131, and the periphery of end root 13 is threaded with fastening
Nut 14, so that connection of the radio frequency connector far from CA cable assembly side be effectively ensured.
Specifically, the present invention also provides a kind of compression bonding methods of attachment device for improving crimping reliability, including following step
It is rapid:
1) connection end of radio frequency connector end is protruded into inside the cable braiding net of CA cable assembly end, until connection end
Top outer wall inclined-plane and cable expanding part inner wall cooperate；
2) upper crimping sleeve is covered in the periphery of cable braiding net, so that between the inner wall of crimping sleeve and the outer wall of cable braiding net
There are gaps, while guaranteeing that crimping sleeve is coated on the periphery of cable braiding net close to one end of CA cable assembly, and crimping sleeve leans on
One end of nearly radio frequency connector is connected on the radial section in the middle part of end；
3) crimping sleeve is tightened, the inner wall for guaranteeing crimping sleeve is bonded completely with the periphery of cable braiding net；
4) side of extra the one of crimping sleeve angular crimping sleeve periphery is bent to form casing dog-ear, so that crimping sleeve exists
The peripheral cross-section of cable braiding net is arranged in " 9 " font；
5) casing dog-ear is fixed on to the side of crimping sleeve periphery.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. a kind of attachment device for improving crimping reliability, it is characterised in that: including radio frequency connector (1) and CA cable assembly (2),
Connection end (11) positioned at the radio frequency connector (1) end protrudes into the cable braiding net of the CA cable assembly (2) end
(21) internal, the rounded crimping sleeve in section (3), the crimping sleeve are coated in the periphery of the cable braiding net (21)
(3) internal diameter is slightly larger than the outer diameter of the cable braiding net (21), and the crimping sleeve (3) is in the cable braiding net (21)
Peripheral cross-section in " 9 " font arrange, be additionally provided with casing dog-ear (31) in the side of the crimping sleeve (3).
2. a kind of attachment device for improving crimping reliability according to claim 1, it is characterised in that: described sleeve pipe dog-ear
(31) it is coated on the periphery of the crimping sleeve (3), and the coated length of described sleeve pipe dog-ear (31) is less than the crimping sleeve
(3) the 1/8 of periphery perimeter.
3. a kind of attachment device for improving crimping reliability according to claim 1, it is characterised in that: the cable braid
Net (21) includes along being in extend out the cable expanding part (211) and electricity of arrangement from CA cable assembly (2) to the direction of radio frequency connector (1)
Cable sleeve part (212), the connection end (11) protrude into cable braiding net (21) inside of the CA cable assembly (2) end and institute
Top (111) outer wall for stating connection end (11) is set as the mutually matched inclined-plane of inner wall with the cable expanding part (211)
Shape.
4. a kind of attachment device for improving crimping reliability according to claim 3, it is characterised in that: the connection end
(11) there is also first gap (112) between the inner wall on top (111) and the cable expanding part (211).
5. a kind of attachment device for improving crimping reliability according to claim 1, it is characterised in that: the radio frequency connection
Device (1) is disposed with close to the one end of the CA cable assembly (2), edge from CA cable assembly (2) to the direction of radio frequency connector (1)
Connection end (11), in the middle part of end (12) and end root (13), and the radial dimension of the wherein connection end (11) is small
The radial dimension of the radial dimension of (12) in the middle part of the end, the end middle part (12) is less than the end root (13)
Radial dimension.
6. a kind of attachment device for improving crimping reliability according to claim 5, it is characterised in that: the crimping sleeve
(3) one end close to the CA cable assembly (2) is coated on the periphery of the cable braiding net (21), and the crimping sleeve (3) is leaned on
One end of the nearly radio frequency connector (1) is connected in the middle part of the end on the radial section of (12).
7. a kind of attachment device for improving crimping reliability according to claim 6, it is characterised in that: the cable braid
There are Second gaps between the radial section of (12) in the middle part of the one end and the end of the radio frequency connector (1) for net (21)
(213).
8. a kind of attachment device for improving crimping reliability according to claim 5, it is characterised in that: in the middle part of the end
(12) several circle locating snap rings (121) are provided in outer periphery, and wherein at least one locating snap ring (121) is located at the end
The end axially closer to the CA cable assembly (2) of centriciput (12).
9. a kind of attachment device for improving crimping reliability according to claim 5, it is characterised in that: the end root
(13) periphery is embedded with locating piece (131), and the periphery of the end root (13) is threaded with fastening nut (14).
10. a kind of compression bonding method for the attachment device for improving crimping reliability, it is characterised in that: the following steps are included:
1) connection end of radio frequency connector end is protruded into inside the cable braiding net of CA cable assembly end, until connection end
Top outer wall inclined-plane and cable expanding part inner wall cooperate；
2) upper crimping sleeve is covered in the periphery of cable braiding net, so that between the inner wall of crimping sleeve and the outer wall of cable braiding net
There are gaps, while guaranteeing that crimping sleeve is coated on the periphery of cable braiding net close to one end of CA cable assembly, and crimping sleeve leans on
One end of nearly radio frequency connector is connected on the radial section in the middle part of end；
3) crimping sleeve is tightened, the inner wall for guaranteeing crimping sleeve is bonded completely with the periphery of cable braiding net；
4) side of extra the one of crimping sleeve angular crimping sleeve periphery is bent to form casing dog-ear, so that crimping sleeve exists
The peripheral cross-section of cable braiding net is arranged in " 9 " font；
5) casing dog-ear is fixed on to the side of crimping sleeve periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910357646.8A CN110086004A (en) | 2019-04-29 | 2019-04-29 | A kind of attachment device and its compression bonding method improving crimping reliability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910357646.8A CN110086004A (en) | 2019-04-29 | 2019-04-29 | A kind of attachment device and its compression bonding method improving crimping reliability |
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| Publication Number | Publication Date |
|---|---|
| CN110086004A true CN110086004A (en) | 2019-08-02 |
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ID=67417828
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910357646.8A Pending CN110086004A (en) | 2019-04-29 | 2019-04-29 | A kind of attachment device and its compression bonding method improving crimping reliability |
Country Status (1)
| Country | Link |
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| CN (1) | CN110086004A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112713455A (en) * | 2019-10-25 | 2021-04-27 | 泰科电子日本合同会社 | Crimping part structure |
| CN113690709A (en) * | 2021-08-27 | 2021-11-23 | 江苏正恺电子科技有限公司 | Crimping method of multi-core cable and connector and joint protection injection molding process |
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| CN201570605U (en) * | 2009-12-25 | 2010-09-01 | 合肥佰特微波技术有限公司 | N-type pin RF coaxial connector of adaption 7D-FB type coaxial cable |
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| CN112713455A (en) * | 2019-10-25 | 2021-04-27 | 泰科电子日本合同会社 | Crimping part structure |
| CN112713455B (en) * | 2019-10-25 | 2024-05-24 | 泰科电子日本合同会社 | Structure of press-fit part |
| CN113690709A (en) * | 2021-08-27 | 2021-11-23 | 江苏正恺电子科技有限公司 | Crimping method of multi-core cable and connector and joint protection injection molding process |
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