CN115911947A - High-frequency connector with integrated inner core and using method thereof - Google Patents

Abstract

The invention discloses a high-frequency connector with an integrated inner core and a using method thereof, and the high-frequency connector comprises an inner conductor, wherein a joint assembly for reducing the machining tolerance of the inner conductor and a medium is arranged in the middle of the outer side of the inner conductor, the joint assembly comprises an injection molding insert which is arranged in the middle of the outer side of the inner conductor and is in a circular shape, convex columns are arranged around the outer side wall of the injection molding insert at equal intervals, a ring-shaped outer wall insert is arranged on the outer side of the injection molding insert, an inner ring part is arranged in the outer wall insert, and inserting holes matched with the convex columns are arranged along the inner wall of the inner ring part at equal intervals. The size precision of the assembly is not accumulated by the machining precision of parts, the consistency is ensured by the precision of a mould, and the convex column of the injection molding insert ensures the connection of the inner conductor and the outer wall insert and effectively ensures the axial strength and the circumferential torque resistance of the integrated inner core.

Description

High-frequency connector with integrated inner core and using method thereof

Technical Field

The invention particularly relates to a high-frequency connector with an integrated inner core and a using method thereof.

Background

The existing high-frequency connector has higher use frequency and smaller product volume, so that special requirements are put forward on an inner core structure of the connector, the volume is small, the strength is high, and meanwhile, higher dimensional tolerance and form and position tolerance are required, a medium and an inner conductor are independent individuals, and respective tolerances can be superposed and accumulated on an inner core assembly; example (c): the tolerance of the medium is +/-A, the tolerance of the inner conductor is +/-B, the tolerance of the inner core assembly is A +/-B, the two half-pieces of the medium are merged and embedded into the inner conductor, the medium is formed by splicing two split parts together, and the strength is reduced due to the existence of a middle joint seam.

Disclosure of Invention

The present invention is directed to a high frequency connector with an integrated core and a method for using the same to solve the above-mentioned problems.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high frequency connector of integration inner core, includes the inner conductor, the inner conductor outside is provided with the joint subassembly that reduces inner conductor and medium machining tolerance between two parties, the joint subassembly is including setting up between two parties in the inner conductor outside to just regard as the circular shape inserts of moulding plastics, wind the inserts lateral wall a week equidistance interval of moulding plastics is provided with the projection, the inserts outside of moulding plastics is provided with the outer wall inserts that is the loop type, be provided with interior annular portion in the outer wall inserts, follow interior annular portion inner wall a week equidistance interval is provided with the jack with projection looks adaptation.

Preferably, be provided with the antifriction unit that reduces when the convex column inserts in the jack, the antifriction unit includes and is close to the vertical bar groove of offering downwards in the one side of interior loop portion along the jack, bar inslot both sides all are provided with the connecting rod, two be provided with the gyro wheel that contacts with the post outer wall when inserting the post between the connecting rod.

Preferably, the strip-shaped grooves are provided in plurality and are arranged around each jack in a circle at equal intervals.

Preferably, the inner core is inserted in the inner conductor, the outer side of the inner conductor is provided with a dismounting assembly for dismounting the inner core, the dismounting assembly comprises a sleeve arranged on the outer side of the inner conductor, a groove is formed in the sleeve, and the upper surface of the groove is communicated with the outer side of the sleeve.

Preferably, a cavity is formed in the inner conductor, the dismounting assembly further comprises a connecting plate arranged in the cavity, and the connecting plate is obliquely arranged.

Preferably, one side of the connecting plate close to the inner conductor is connected with a spring, one end of the spring, far away from the connecting plate, is installed on the inner conductor, and one side of the connecting plate, far away from the spring, is provided with a clamping block.

Preferably, the groove is internally provided with an ejector block, the upper surface of the inner conductor is provided with a notch for the ejector block to pass through, the ejector block penetrates through the notch and is abutted against the clamping block, the outer side of the ejector block is provided with a limiting block for preventing the ejector block from falling, and the limiting block is larger than the caliber of the inner wall of the notch.

Preferably, the rotating rod is provided with two limiting clamps, the two limiting clamps are arranged between the supporting plates, and the number of the limiting clamps is three. Preferably, a rubber soft board is arranged on one side, close to the inner conductor, of the cavity, and the connecting board is arranged on the rubber soft board.

A method of using a high frequency connector with an integrated core, comprising the steps of,

step A, firstly, placing the inner conductor and the outer wall insert in a cavity of an injection mold, melting and injecting plastic particles between the inner conductor and the outer wall insert, and then inserting the convex column into the jack;

step B, when the convex column is inserted into the jack, the outer side wall of the convex column rubs against the roller, the convex column can be inserted into the jack more smoothly along with the rotation of the roller, and after the convex column is inserted into the jack, the inner conductor, the outer wall insert and the injection molding insert form an integrated inner core;

c, sleeving the sleeve outside the inner conductor, inserting the top block into the cavity through the notch, fixing the sleeve, then holding the inner core to insert into the inner conductor, extruding the rubber soft plate by the inner core along with the insertion of the inner core, moving the connecting plate towards one side far away from the inner conductor, extruding the clamping block, inserting the clamping block into the groove through the notch, and ejecting the top block;

and D, when the inner core needs to be detached, pressing the ejector block, ejecting the fixture block from the groove into the cavity through the notch ejector block, deforming the spring, further pulling the fixture block to be pulled out from the notch, and pulling the inner core again to pull out the inner core from the inner conductor.

The invention has the technical effects and advantages that: the invention relates to a high-frequency connector with an integrated inner core and a using method thereof.A inner conductor and an outer wall insert are arranged in a cavity of an injection mold, and plastic particles are melted and injected between the inner conductor and the outer wall insert to form an injection insert; the inner conductor, outer wall inserts, the integration inner core is formed to the inserts three of moulding plastics, the accumulation of each size of single part, because the restriction of machining equipment and ability, can not improve endlessly, adopt the technology of moulding plastics, as long as control these two sizes of total length and external diameter of part, all the other precision control only implements by mould machining precision, so just can greatly improve the machining precision and the ability of the complicated inner core of physique, optimize and adopt the implementation that the cylindric projection circumferencial direction evenly distributed of more than 2 can effectively provide the holding power, the size precision of subassembly is not accumulated by part machining precision, guarantee the uniformity by the mould precision, the projection of the inserts of moulding plastics, when guaranteeing the connection of inner conductor and outer wall inserts, integrated inner core axial strength and circumference resistant torque have been guaranteed very effectively.

Drawings

FIG. 1 is a schematic overall structure of the present invention;

FIG. 2 is a schematic view of the sleeve of the present invention;

FIG. 3 is a schematic view of the structure of the injection molded insert of the present invention;

FIG. 4 is a schematic view of the construction of the outer wall insert of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4;

FIG. 6 is a cross-sectional view of the entirety of the present invention;

FIG. 7 is an enlarged view of the structure at B in FIG. 6 according to the present invention.

In the figure: 1. an inner conductor; 2. an outer wall insert; 3. a rubber soft board; 4. an inner core; 5. a sleeve; 6. injection molding the insert; 7. a convex column; 8. a top block; 9. a jack; 10. an inner ring portion; 11. a connecting rod; 12. a strip-shaped groove; 13. a roller; 14. a groove; 15. a cavity; 16. a clamping block; 17. a connecting plate; 18. a spring; 19. and (4) a notch.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

In order to effectively ensure the axial strength and the circumferential torque resistance of the integrated inner core 4, referring to fig. 1, 3, 4, 5 and 6, the integrated inner core comprises an inner conductor 1, a joint assembly for reducing the processing tolerance of the inner conductor 1 and a medium is arranged at the outside of the inner conductor 1 in the middle, the joint assembly comprises an injection insert 6 which is arranged at the outside of the inner conductor 1 in the middle and is viewed as a circular shape, convex columns 7 are arranged around the outer side wall of the injection insert 6 at intervals in a circle, a ring-shaped outer wall insert 2 is arranged at the outside of the injection insert 6, an inner ring part 10 is arranged in the outer wall insert 2, jacks 9 matched with the convex columns 7 are arranged at intervals in a circle along the inner wall of the inner ring part 10, the inner core 4 is inserted into the inner conductor 1 by holding and is extruded to the rubber soft plate 3 along with the insertion of the inner core 4, so that the connecting plate 17 moves towards one side away from the inner conductor 1, extruding the fixture block 16 to enable the fixture block 16 to be inserted into the groove 14 through the notch 19 and eject the top block 8, finally, when the inner core 4 needs to be disassembled, pressing the top block 8, ejecting the fixture block 16 from the groove 14 into the cavity 15 through the notch 19 and enabling the spring 18 to deform, further pulling the fixture block 16 to be pulled out from the notch 19, pulling the inner core 4 again to pull the inner core 4 out from the inner conductor 1 at the moment, controlling the total length and the outer diameter of the part, and implementing the rest precision control only by the die machining precision, so that the machining precision and the capacity of the inner core 4 with complex shape can be greatly improved, the implementation of effectively providing the holding force by optimally adopting the uniform distribution of more than 2 cylindrical convex columns 7 in the circumferential direction is realized, the dimensional precision of the assembly is not accumulated by the part machining precision, and the consistency is ensured by the die precision, the convex column 7 of the injection molding insert 6 ensures the connection between the inner conductor 1 and the outer wall insert 2, and effectively ensures the axial strength and the circumferential torque resistance of the integrated inner core 4.

In order to improve the size precision of the assembly, refer to fig. 1, fig. 2, fig. 4, fig. 5, fig. 6 and fig. 7, the jack 9 is internally provided with a friction reducing unit for reducing the insertion of the convex column 7, the friction reducing unit comprises a strip-shaped groove 12 which is vertically and downwardly arranged along the jack 9 and close to one side of an inner ring part 10, two connecting rods 11 are respectively arranged at two sides in the strip-shaped groove 12, a roller 13 which is contacted with the outer wall of the inserted column when the inserted column is inserted is arranged between the two connecting rods 11, the strip-shaped groove 12 is provided with a plurality of grooves and is equidistantly spaced around each jack 9, an inner core 4 is inserted in the inner conductor 1, the outer side of the inner conductor 1 is provided with a dismounting assembly for dismounting the inner core 4, the dismounting assembly comprises a sleeve 5 arranged at the outer side of the inner conductor 1, a groove 14 is arranged in the sleeve 5, and the upper surface of the groove 14 is communicated with the outer side of the sleeve 5, the inner conductor 1 is internally provided with a cavity 15, the dismounting assembly further comprises a connecting plate 17 arranged in the cavity 15, the connecting plate 17 is arranged in an inclined manner, one side of the connecting plate 17, which is close to the inner conductor 1, is connected with a spring 18, one end of the spring 18, which is far away from the connecting plate 17, is installed on the inner conductor 1, one side of the connecting plate 17, which is far away from the spring 18, is provided with a clamping block 16, an ejector block 8 is arranged in the groove 14, the upper surface of the inner conductor 1 is provided with a notch 19 for the ejector block 8 to pass through, the ejector block 8 penetrates through the notch 19 to be abutted against the clamping block 16, the outer side of the ejector block 8 is provided with a limiting block for preventing the ejector block 8 from falling off, the limiting block is larger than the inner wall caliber of the notch 19, the rotating rod is provided with a limiting clamp, the limiting clamp is positioned between the two supporting plates, the three limiting clamps are arranged, and one side of the cavity 15, which is close to the inner conductor 1, is provided with a rubber soft plate 3, the connecting plate 17 is arranged on the rubber soft plate 3, and the tolerance precision of the size of the formed assembly of the inner conductor 1 and the outer wall insert 2 is guaranteed. Adopt the heating line inside the mould, reduce the difference in temperature of moulding plastics temperature and cold mould state, the effective assurance of inserts 6 of moulding plastics fully pours into. The injection molding is carried out on the side wall by adopting an embedded injection molding opening, and the injection molding material is preferably carried out on TPX, PEI and PEEK. In order to ensure the attachment of the injection insert 6, more than 2 cylindrical convex columns 7 are preferably implemented, and the original implementation process of half-and-half embedding is microscopically evaluated, so that the individuals of each half-flap are inconsistent, slightly better and seriously cause the eccentricity after half-and-half embedding; meanwhile, the requirement on the semi-embedding installation process is high, and the consistent qualified rate of products is insufficient; the implementation that the circumferential direction of adopting 2 or more cylindrical convex columns 7 evenly distributed can effectively provide the holding power is optimized, the position assurance of the inner conductor 1 and the medium is realized by an injection mold, the processing tolerance accumulation of the inner conductor 1 and the medium on the component does not exist, and simultaneously, because a pair of molds are manufactured under the same injection molding parameter, the individual difference of the product can be compressed to the minimum

A method for using a high frequency connector with an integrated core comprises the following steps,

step A, firstly, an inner conductor 1 and an outer wall insert 2 are placed in a cavity of an injection mold, plastic particles are melted and injected between the inner conductor and the outer wall insert, and then a convex column 7 is inserted into an insertion hole 9;

step B, when the convex column 7 is inserted into the jack 9, the outer side wall of the convex column 7 rubs against the roller 13, the convex column 7 can be inserted into the jack 9 more smoothly along with the rotation of the roller 13, and after the convex column 7 is inserted into the jack 9, the inner conductor 1, the outer wall insert 2 and the injection molding insert 6 form an integrated inner core 4;

step C, sleeving the sleeve 5 on the outer side of the inner conductor 1, inserting the top block 8 into the cavity 15 through the gap 19, fixing the sleeve 5, then holding the inner core 4 to insert into the inner conductor 1, extruding the rubber soft plate 3 by the inner core 4 along with the insertion of the inner core 4, moving the connecting plate 17 towards one side far away from the inner conductor 1, extruding the fixture block 16, inserting the fixture block 16 into the groove 14 through the gap 19, and ejecting the top block 8;

and D, when the inner core 4 needs to be detached finally, the ejector block 8 is pressed, the fixture block 16 is ejected out of the groove 14 to the cavity 15 through the notch 19 and the ejector block 8, the spring 18 deforms, the fixture block 16 is further pulled to be pulled out of the notch 19, and at the moment, the inner core 4 is pulled again, so that the inner core 4 can be pulled out of the inner conductor 1.

The foregoing shows and describes the general principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides a high frequency connector of integration inner core which characterized in that: including inner conductor (1), the inner conductor (1) outside is provided with the joint subassembly that reduces inner conductor (1) and medium machining tolerance between two parties, the joint subassembly is including setting up between two parties in inner conductor (1) outside to just seem for circular shape inserts (6) of moulding plastics, winds inserts (6) lateral wall a week equidistance interval of moulding plastics is provided with projection (7), it is provided with outer wall inserts (2) that are the ring type to mould plastics inserts (6) outside, be provided with interior annular portion (10) in outer wall inserts (2), follow interior annular portion (10) inner wall a week equidistance interval is provided with jack (9) with projection (7) looks adaptation.

2. The integrated core high frequency connector of claim 1, wherein: be provided with the antifriction unit that reduces when projection (7) are inserted in jack (9), the antifriction unit includes along jack (9) bar groove (12) that is close to the vertical downwardly setting of interior ring portion (10) one side, both sides all are provided with connecting rod (11), two in bar groove (12) be provided with gyro wheel (13) that contact with the post outer wall when inserting the post between connecting rod (11).

3. The integrated core high frequency connector of claim 2, wherein: the strip-shaped grooves (12) are arranged in a plurality of numbers and are arranged around each jack (9) in a circle at equal intervals.

4. The integrated core high frequency connector of claim 1, wherein: the inner core (4) is inserted in the inner conductor (1), the dismounting assembly used for dismounting the inner core (4) is arranged on the outer side of the inner conductor (1), the dismounting assembly comprises a sleeve (5) installed on the outer side of the inner conductor (1), a groove (14) is formed in the sleeve (5), and the upper surface of the groove (14) is communicated with the outer side of the sleeve (5).

5. The integrated core high frequency connector of claim 4, wherein: a cavity (15) is formed in the inner conductor (1), the dismounting assembly further comprises a connecting plate (17) arranged in the cavity (15), and the connecting plate (17) is obliquely arranged.

6. The integrated core high frequency connector of claim 5, wherein: one side is connected with spring (18) in connecting plate (17) is close to inner conductor (1), spring (18) are kept away from connecting plate (17) one end and are installed on inner conductor (1), spring (18) one side is kept away from in connecting plate (17) is provided with fixture block (16).

7. The integrated core high frequency connector of claim 6, wherein: be provided with kicking block (8) in recess (14), breach (19) that supply kicking block (8) to pass are seted up to inner conductor (1) upper surface, kicking block (8) run through breach (19) and fixture block (16) looks butt, and kicking block (8) outside is provided with the stopper that prevents kicking block (8) and drop, the stopper is greater than breach (19) inner wall bore.

8. The integrated core high frequency connector of claim 7, wherein: one side of the cavity (15) close to the inner conductor (1) is provided with a rubber soft board (3), and the connecting board (17) is arranged on the rubber soft board (3).

9. Use of an integral core high frequency connector according to any of claims 1 to 8, wherein: comprises the following steps of (a) carrying out,

firstly, placing an inner conductor (1) and an outer wall insert (2) in a cavity of an injection mold, melting and injecting plastic particles between the inner conductor and the outer wall insert, and then inserting a convex column (7) into an insertion hole (9);

step (B), when the convex column (7) is inserted into the jack (9), the outer side wall of the convex column (7) rubs against the roller (13), along with the rotation of the roller (13), the convex column (7) can be inserted into the jack (9) more smoothly, and after the convex column (7) is inserted into the jack (9), the inner conductor (1), the outer wall insert (2) and the injection molding insert (6) form an integrated inner core (4);

step (C), sleeving the sleeve (5) on the outer side of the inner conductor (1), inserting the top block (8) into the cavity (15) through the notch (19), fixing the sleeve (5), then holding the inner core (4) to insert into the inner conductor (1), extruding the rubber soft plate (3) by the inner core (4) along with the insertion of the inner core (4), moving the connecting plate (17) towards one side far away from the inner conductor (1), extruding the clamping block (16), inserting the clamping block (16) into the groove (14) through the notch (19), and ejecting the top block (8);

and (D) when the inner core (4) needs to be detached finally, the ejector block (8) is pressed, the fixture block (16) is ejected out of the groove (14) to the cavity (15) through the notch (19) and the ejector block (8), the spring (18) deforms, the fixture block (16) is further pulled to be pulled out of the notch (19), and the inner core (4) can be pulled out of the inner conductor (1) by pulling the inner core (4) again.

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