CN112636127B - Device for crimping coaxial cable shielding layer - Google Patents
Device for crimping coaxial cable shielding layer Download PDFInfo
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- CN112636127B CN112636127B CN202011462074.9A CN202011462074A CN112636127B CN 112636127 B CN112636127 B CN 112636127B CN 202011462074 A CN202011462074 A CN 202011462074A CN 112636127 B CN112636127 B CN 112636127B
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- sliding
- jaw
- crimping
- sliding frame
- driving turntable
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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
- 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
Abstract
The application discloses a device for crimping a coaxial cable shielding layer, which comprises a driving turntable, a jaw sliding frame and a plurality of sliding jaws, wherein the jaw sliding frame is a hollow disc, and the driving turntable is rotatably sleeved with the jaw sliding frame; the first ends of the sliding jaws are circumferentially and slidably connected with the driving turntable; the second ends of the sliding jaws are radially and slidably connected with the jaw sliding frame; the sliding jaws are gathered and dispersed at the central part of the jaw sliding frame through sliding along the circumferential direction of the driving turntable and sliding along the radial direction of the jaw sliding frame to form a crimping station. The crimping device of this application utilizes the principle of the pitch such as archimedes' helix, drives a plurality of sliding jaw and does radial synchronous motion, makes sliding jaw gather together or scatter in respective guiding hole, has realized compressing tightly electric connector crimping sleeve pipe and cable shielding layer, has guaranteed that the shielding layer is compressed tightly by even deformation at the circumference under the effect of connector outer pressure cylinder, realizes the reliable connection of shielding layer and circuit connector outer conductor.
Description
Technical Field
The application relates to the technical field of coaxial cable assembly, in particular to a device for crimping a coaxial cable shielding layer.
Background
The electric connector is a component which can repeatedly separate and connect circuits, and is mainly used for realizing transmission and control of electric signals and connection between electronics and electric appliances. With the upgrading of electronic products and the requirements of miniaturization and high reliability of connectors, the compression joint mode of the connectors is more and more popular and gradually becomes the main connection mode. The wide use requirements of high performance coaxial cable assemblies place high demands on the process of attaching the cable to the connector.
Generally, when a coaxial cable is crimped with an electrical connector shielding layer, a crimping head is divided into an upper half and a lower half, and the combined inner shape is a hexagon, as shown in fig. 1. When the die jaw is used for crimping the outer conductor crimping barrel, the crimping barrel is changed from a circle to a hexagon, and meanwhile the shielding layer is tightly deformed (as shown in fig. 2), but because six corners of the hexagon participate in deformation and are small, metal wires of the shielding layer participate in deformation and are small, excessive metal wires are easy to accumulate at the corners, and the crimping position of a straight side of the hexagon is small, so that the crimping is unreliable.
Aiming at the problem of unreliable crimping in the related art, an effective solution is not provided at present.
Disclosure of Invention
The main object of the present application is to provide a device for crimping a coaxial cable shielding layer, so as to solve the problem of unreliable coaxial cable shielding layer crimping in the related art.
In order to achieve the above object, the present application provides an apparatus for crimping a shield layer of a coaxial cable.
The device for crimping the shielding layer of the coaxial cable comprises the following components: drive carousel, the carriage of keeping silent and a plurality of slip is kept silent, wherein: the jaw sliding frame is a hollow disc, and the driving turntable is rotatably sleeved with the jaw sliding frame; the first ends of the sliding jaws are circumferentially and slidably connected with the driving turntable; the second ends of the sliding jaws are radially and slidably connected with the jaw sliding frame; the sliding jaws are gathered and dispersed at the central part of the jaw sliding frame through sliding along the circumferential direction of the driving turntable and sliding along the radial direction of the jaw sliding frame to form a crimping station.
Furthermore, a plurality of helical protrusions with equal pitch are uniformly distributed on the disc surface of the driving turntable; the sliding jaw is provided with a constant-pitch spiral line groove corresponding to the spiral line protrusion; the sliding jaw is embedded into the spiral line groove through the spiral line protrusion and is connected with the driving turntable in a circumferential sliding mode.
Furthermore, a plurality of spiral line bulges are sequentially and successively arranged along the periphery of the disc surface of the driving turntable.
Furthermore, a limiting table for limiting the circumferential sliding of the sliding jaw is formed at the joint of the two adjacent spiral line protrusions.
Furthermore, a plurality of guide holes are uniformly distributed on the peripheral side surface of the jaw sliding frame; the second end of the sliding jaw is connected with the jaw sliding rack in a radial sliding way through an insertion guide hole.
Further, the guide hole is sized to match the sliding jaw and extends radially through the jaw sliding frame along the jaw sliding frame.
Further, a driving handle is connected to the driving turntable; the jaw sliding frame is connected with a fixed handle.
Furthermore, the end face of the second end of the sliding jaw is an arc-shaped face.
Furthermore, the spiral line bulges adopt Archimedes spiral lines.
Furthermore, a plurality of sliding jaws are uniformly distributed relative to the driving turntable and the jaw sliding frame.
The application provides a device for coaxial cable shielding layer crimping has following beneficial effect:
this application utilizes the principle of the equal pitch of archimedes' spiral line, drive a plurality of sliding jaw and do radial simultaneous movement, make sliding jaw gather together or scatter in respective guiding hole, realized compressing tightly electric connector crimping sleeve pipe and cable shielding layer, because sliding jaw has adopted a plurality of convex crimping profiles, guaranteed that the shielding layer is compressed tightly by even deformation at the circumference under the effect of connector external pressure cylinder, make the shielding layer and the outer conductor of inlayer closely laminate simultaneously, realize the reliable connection of shielding layer and circuit connector outer conductor.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
FIG. 1 is a prior art crimping apparatus;
FIG. 2 is a schematic view showing a change in a crimping shape of the crimping apparatus shown in FIG. 1;
FIG. 3 is a schematic view of the crimping apparatus of the present application after crimping;
FIG. 4 is a schematic view of the overall structure of the crimping apparatus of the present application;
fig. 5 is a schematic structural view of a main body of the crimping apparatus of the present application;
FIG. 6 is a schematic illustration of the exploded structure of FIG. 5;
FIG. 7 is a schematic view of the distracting gathering/spreading compression arrangement of FIG. 5;
in the figure: 1-driving turntable, 2-jaw sliding frame, 3-sliding jaw, 4-crimping station, 5-spiral line protrusion, 6-spiral line groove, 7-limiting table, 8-guiding hole, 9-driving handle and 10-fixing handle.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 protection scope of the present application.
As shown in fig. 3 to 7, an apparatus for crimping a shielding layer of a coaxial cable according to an embodiment of the present application includes: drive carousel 1, the carriage 2 of keeping silent and a plurality of slip are kept silent 3, wherein: the jaw sliding frame 2 is a hollow disc, and the driving turntable 1 is rotatably sleeved with the jaw sliding frame 2; the first ends of the sliding jaws 3 are circumferentially and slidably connected with the driving turntable 1; the second ends of the sliding jaws 3 are radially and slidably connected with the jaw sliding frame 2; the sliding jaws 3 are gathered and dispersed at the center part of the jaw sliding frame 2 by sliding along the circumferential direction of the driving turntable 1 and sliding along the radial direction of the jaw sliding frame 2 to form a crimping station 4.
Specifically, a plurality of discontinuous helical line bulges 5 with equal pitch are uniformly distributed on the disc surface of the driving turntable 1; the sliding jaw 3 is provided with a helical line groove 6 with equal pitch corresponding to the helical line bulge 5; the sliding jaw 3 is embedded into the spiral line groove 6 through the spiral line bulge 5 and is connected with the driving turntable 1 in a circumferential sliding manner; the spiral line bulge 5 adopts an Archimedes spiral line; the spiral line protrusion 5 is matched with the spiral line groove 6 in structural size, so that the manufacturing of parts is facilitated. A plurality of spiral line bulges 5 are sequentially arranged in succession along the periphery of the disc surface of the driving turntable 1. A plurality of guide holes 8 are uniformly distributed on the peripheral side surface of the jaw sliding frame 2; the second end of the sliding jaw 3 is connected with the jaw sliding rack 2 in a radial sliding way through an insertion guide hole 8. Preferably, the driving turntable 1 is connected with a driving handle 9, the jaw sliding frame 2 is connected with a fixed handle 10, and the fixed and the driving are relative to each other and are convenient for naming and distinguishing. A plurality of sliding jaws 3 are uniformly distributed relative to the driving turntable 1 and the jaw sliding frame 2.
When the device for crimping the coaxial cable shielding layer is used, the pressed electric connector is placed in a central hole of the jaw sliding frame 2 (namely, a crimping station 4), when the driving handle 9 and the fixed handle 10 are folded, the driving rotary disc 1 is driven to rotate relative to the jaw sliding frame 2, the driving sliding jaw 3 is gathered to the center, the compression deformation of a pressing barrel outside the electric connector is completed, the shielding layer of the inner layer is tightly attached to the outer conductor, and the reliable connection of the shielding layer and the outer conductor of the electric connector is realized.
The application provides a device for crimping of coaxial cable shielding layer, utilize the principle of the same pitch of Archimedes spiral line, drive a plurality of sliding jaw 3 and do radial simultaneous movement, make sliding jaw 3 gather together or scatter in respective guiding hole 8, realized compressing tightly electric connector crimping sleeve pipe and cable shielding layer, because sliding jaw 3 has adopted a plurality of convex crimping profiles, guaranteed that the shielding layer is compressed tightly by even deformation at the circumference under the effect of connector external pressure cylinder, make the shielding layer and the outer conductor of inlayer closely laminate simultaneously, realize the reliable connection of shielding layer and circuit connector outer conductor.
Furthermore, as shown in fig. 3 to 7, a limiting table 7 for limiting the circumferential sliding of the sliding jaw 3 is formed at the joint of two adjacent spiral protrusions 5, so as to play a certain limiting role, and prevent the sliding jaw 3 from sliding away from the driving turntable 1, and meanwhile, the arc length of the spiral protrusion 5 defines the radial movement distance of the sliding jaw 3, i.e. the gathering degree of the crimping station 4.
Further, the guiding hole 8 is matched with the sliding jaw 3 in size and extends through the jaw sliding frame 2 along the radial direction of the jaw sliding frame 2, and is mainly used for limiting the sliding jaw 3 from being gathered and dispersed along the radial direction of the jaw sliding frame 2.
Further, the second end face of the sliding jaw 3 is an arc-shaped face, namely, an arc-shaped crimping profile, so that a crimping station 4 is formed, and then the crimping shape and the deformation state of the coaxial cable shielding layer are limited. The first end of the sliding jaw 3 is the end that deviates from the center of the jaw carriage 2, and the first end of the sliding jaw 3 is the end that points to the center of the jaw carriage 2.
For a clearer understanding of the device for crimping the shielding layer of a coaxial cable of the present application, a brief description of the use thereof will now be given:
(1) Placing the pressed electric connector in a central hole of the jaw sliding frame 2, namely a crimping station 4, and aligning the part to be crimped with the sliding jaw 3 in a superposition way;
(2) When the handles are closed, the driving turntable 1 is driven to rotate relative to the jaw sliding frame 2, the sliding jaw 3 is driven to gather towards the center, the pressing barrel outside the electric connector is pressed and deformed, and meanwhile, the shielding layer of the inner layer is tightly attached to the outer conductor. The opening and closing degree of the jaw can be controlled by arranging the limiting table 7.
(3) The handle is opened, the sliding jaw 3 is opened, and the crimped electric connector is taken out.
The application provides a device for coaxial cable shielding layer crimping utilizes the theory of the equidistant pitch of archimedes' helix on the plane, and drive sliding jaw 3 produces the motion at the direction of radius according to the rule of helix, and the distance of motion depends on the pitch of helix and the angle of rotating. The spiral line is divided into a plurality of parts which are evenly distributed, namely, the movement of a plurality of sliding jaw 3 can be driven, the sliding jaw 3 is placed in the radial guide hole 8, and the synchronous movement of the sliding jaw 3 can be realized at the equally divided angle. The same discontinuous spiral line structure is adopted, the radius change in a certain angle range is realized, the larger structure size can be realized in a smaller space, and the strength is improved. The application changes the defects of nonuniform deformation and unreliable crimping of the metal wire of the shielding layer which is crimped by the hexagonal die originally, and ensures the reliability of shielding grounding.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (2)
1. An apparatus for crimping a shield of a coaxial cable, comprising: drive carousel, the carriage of keeping silent and a plurality of slip is kept silent, wherein:
the jaw sliding frame is a hollow disc, and the driving turntable is rotationally sleeved with the jaw sliding frame;
the first ends of the sliding jaws are circumferentially and slidably connected with the driving turntable;
the second ends of the sliding jaws are radially and slidably connected with the jaw sliding frame;
the sliding jaws are gathered and dispersed at the center part of the jaw sliding frame through sliding along the circumferential direction of the driving turntable and sliding along the radial direction of the jaw sliding frame to form a crimping station;
a plurality of guide holes are uniformly distributed on the peripheral side surface of the jaw sliding frame;
the second end of the sliding jaw is radially and slidably connected with the jaw sliding frame by being inserted into the guide hole;
the guide hole is matched with the sliding jaw in size and extends through the jaw sliding frame along the radial direction of the jaw sliding frame;
a plurality of helical line bulges with equal pitch are uniformly distributed on the disc surface of the driving turntable;
the sliding jaw is provided with a constant-pitch spiral groove corresponding to the spiral protrusion;
the sliding jaw is embedded into the spiral line groove through the spiral line protrusion and is connected with the driving turntable in a circumferential sliding manner;
the spiral line bulges are sequentially connected along the periphery of the disc surface of the driving turntable;
a limiting table for limiting the circumferential sliding of the sliding jaw is formed at the joint of the two adjacent spiral line bulges;
the driving turntable is connected with a driving handle;
the jaw sliding frame is connected with a fixed handle;
the spiral line bulge adopts an Archimedes spiral line;
the end face of the second end of the sliding jaw is an arc-shaped face, namely an arc-shaped crimping molded face, so that a crimping station is formed, and then the crimping shape and the deformation state of the coaxial cable shielding layer are limited.
2. The apparatus for crimping a coaxial cable shield according to claim 1, wherein a plurality of said sliding jaws are disposed in spaced relation to said drive turret and said jaw carriage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011462074.9A CN112636127B (en) | 2020-12-09 | 2020-12-09 | Device for crimping coaxial cable shielding layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011462074.9A CN112636127B (en) | 2020-12-09 | 2020-12-09 | Device for crimping coaxial cable shielding layer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112636127A CN112636127A (en) | 2021-04-09 |
| CN112636127B true CN112636127B (en) | 2022-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011462074.9A Active CN112636127B (en) | 2020-12-09 | 2020-12-09 | Device for crimping coaxial cable shielding layer |
Country Status (1)
| Country | Link |
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| CN (1) | CN112636127B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3177695A (en) * | 1963-05-23 | 1965-04-13 | Derk A Van Oort | Crimping tool for electrical and other connectors |
| DE10060165A1 (en) * | 2000-12-04 | 2002-06-20 | Rennsteig Werkzeuge Gmbh | Adjustment and setting device for crimping tongs, has adjusting spindle for moving curved body holding arm part |
| US6889579B1 (en) * | 2004-01-23 | 2005-05-10 | Loggerhead Tools Llc | Adjustable gripping tool |
| DE102005003615B3 (en) * | 2005-01-26 | 2006-09-21 | Wezag Gmbh Werkzeugfabrik | Crimping pliers for pressing several notches on length of contact elements has L-shaped ram whereby longer limb is supported in guide body which moves radially and shorter limb meshes tangentially in open-edged recess |
| CN106687073B (en) * | 2015-08-07 | 2020-03-17 | 苏州杰成医疗科技有限公司 | Crimper device |
| DE202017003037U1 (en) * | 2017-06-08 | 2017-09-14 | Gmt Global Inc. | Precision chuck with curved rails |
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2020
- 2020-12-09 CN CN202011462074.9A patent/CN112636127B/en active Active
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| CN112636127A (en) | 2021-04-09 |
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