CN220240271U

CN220240271U - Integral type anchor clamps that braze

Info

Publication number: CN220240271U
Application number: CN202321727752.9U
Authority: CN
Inventors: 刘阿敏
Original assignee: Lu'an Hong'anxin Electronic Technology Co ltd
Current assignee: Lu'an Hong'anxin Electronic Technology Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2023-12-26
Anticipated expiration: 2033-07-04

Abstract

The utility model belongs to the technical field of brazing, in particular to an integrated brazing clamp which comprises a placing table, wherein the side part of the placing table is connected with a supporting plate, the side part of the placing table is connected with a guide pipe brazing die, a circular hole is formed in the guide pipe brazing die, and an inserting rod is inserted into the circular hole; the top of the conduit brazing mold is connected with a brazing upper mold; the two sides of the placing table are provided with brazing abutting molds, and a cavity is formed between the placing table and the brazing abutting molds. According to the utility model, the clamp is used for supporting each part of the optical communication ceramic tube shell, and fixing the position of each part of the workpiece, so that the function of welding each part once is realized, the problem that the welded solder is melted during secondary welding and the parts are deviated is solved, and the welding efficiency is improved through one-time welding.

Description

Integral type anchor clamps that braze

Technical Field

The utility model relates to the technical field of brazing, in particular to an integrated brazing clamp.

Background

The ceramic tube shell package has the advantages of high air tightness, high thermal conductivity, high moisture resistance, high mechanical strength, high insulation resistance and the like, so that the ceramic tube shell package becomes an irreplaceable packaging material in the field of semiconductor packaging, has very wide application in the field of optical communication, and can provide the effects of electric connection and mechanical support protection for optical communication devices. The optical communication ceramic tube shell generally comprises a Kovar ring frame, a ceramic piece, an optical window bracket, an optical window, a lead wire, a cover plate and other structures.

At present, the optical communication ceramic tube shell is welded, and because of more welding parts and high welding difficulty, secondary welding is adopted, welding is carried out one by one, a guide tube is welded firstly, and then a lead wire, ceramic, a ring frame and a sealing ring are welded.

The optical communication ceramic tube shell is welded one by one, and the welded parts are heated again, so that the solder is remelted, the positions of the parts are offset, and the time is long.

Disclosure of Invention

Accordingly, it is necessary to provide an integrated brazing jig against the problem of positional displacement of the component due to the secondary welding in the related art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model relates to an integrated brazing clamp, which is characterized in that: the device comprises a placing table, wherein the side part of the placing table is connected with a supporting plate, the side part of the placing table is connected with a catheter brazing mold, a round hole is formed in the catheter brazing mold, and an inserting rod is inserted into the round hole;

the top of the conduit brazing mold is connected with a brazing upper mold;

the two sides of the placing table are provided with brazing abutting molds, and a cavity is formed between the placing table and the brazing abutting molds.

Further, ceramic cavity is placed to the lateral part of placing the platform, the both sides butt of ceramic cavity has the lead frame, the inner wall butt of ceramic cavity has the seal ring, the lateral part butt have the pipe.

Further, the tip of backup pad is equipped with the standing groove, the cross-section of standing groove adopts semi-circular structure, place the pipe on the standing groove, inserted bar grafting round hole fixed conduit.

Further, the section of the conduit brazing mold adopts an L-shaped structure, one end of the conduit brazing mold is subjected to chamfering treatment, and the round hole is communicated with the conduit.

Further, the side surface of the brazing upper die is connected with the sealing ring in a matching way.

Furthermore, the section of the brazing abutting die adopts an L-shaped structure, the brazing abutting die is connected with the brazing lower die in a buckling mode, and the lead frame is placed in the cavity.

Furthermore, the section of the brazing abutting die adopts an L-shaped structure, the inner wall of the brazing abutting die is in threaded connection with a screw rod, the side part of the brazing abutting die is in sliding connection with the brazing lower die, and the lead frame is placed in the cavity.

Further, the support plate and the placement table are both installed at the side of the brazing lower die.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the clamp is used for supporting each part of the optical communication ceramic tube shell, and fixing the position of each part of the workpiece, so that the function of welding each part at one time is realized, the problem of part deflection caused by melting of welded solders one by one welding is solved, and the welding efficiency is improved.

Drawings

The disclosure of the present utility model is described with reference to the accompanying drawings. It should be understood that the drawings are for purposes of illustration only and are not intended to limit the scope of the present utility model in which like reference numerals are used to designate like parts.

Wherein:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view showing the separation of the structure of the workpiece according to the present utility model;

FIG. 3 is a schematic view of a brazing mold according to a first embodiment of the present utility model;

FIG. 4 is a schematic diagram of a brazing mold according to a second embodiment of the present utility model;

FIG. 5 is a schematic view of the brazing mold structure of the guide tube 11 according to the present utility model.

The reference numerals in the drawings indicate: 1. brazing a lower die; 2. a support plate; 3. a placement table; 4. soldering and abutting against a die; 5. a guide pipe 11 brazing mold; 6. a round hole; 7. brazing the upper die; 8. a rod; 9. a cavity; 10. a ceramic cavity; 11. a conduit; 12. a lead frame; 13. and a sealing ring.

Detailed Description

It is to be understood that, according to the technical solution of the present utility model, those skilled in the art may propose various alternative structural modes and implementation modes without changing the true spirit of the present utility model. Accordingly, the following detailed description and drawings are merely illustrative of the utility model and are not intended to be exhaustive or to limit the utility model to the precise form disclosed.

Example 1

The embodiment of the utility model introduces an integrated brazing clamp, referring to fig. 1, comprising a brazing lower die 1, wherein the bottom of the brazing lower die 1 is provided with a fixing hole, a screw can pass through the fixing hole to fix the clamp on an operation table to prevent the clamp from shifting in the packaging process, the side part of the brazing lower die 1 is connected with a placing table 3, a ceramic cavity 10 is placed on the placing table 3, the side part of the ceramic cavity 10 is abutted with a guide pipe 11, two sides of the ceramic cavity 10 are abutted with lead frames 12, the inner wall of the ceramic cavity 10 is abutted with a sealing ring 13, and the ceramic cavity 10, the guide pipe 11, the lead frames 12 and the sealing ring 13 form a photoelectric device metal shell.

The side part of brazing lower mould 1 is connected with backup pad 2, the standing groove has been seted up to the tip of backup pad 2, semi-circular structure is adopted in the cross-section of standing groove, the standing groove places pipe 11, support and restrict the position of pipe 11, the lateral part of placing the platform 3 is connected with pipe 11 brazing mould 5, the cross-section of pipe 11 brazing mould 5 adopts to L shape structure, the one end lateral part of pipe 11 brazing mould 5 carries out chamfering, the length of pipe 11 brazing mould 5 is less than ceramic cavity 10 length, round hole 6 has been seted up to the one end of pipe 11 brazing mould 5, round hole 6 and pipe 11 intercommunication, insert rod 8 is inserted in the round hole 6, during the installation, pull down insert rod 8 from round hole 6, place ceramic cavity 10 on placing the platform 3, pass insert rod 8 from pipe 11 this moment again to spill from ceramic cavity 10 department on the ceramic cavity 10, finally and insert round hole 6, insert rod 8 and the fixed position of pipe 11 of round hole 6, auxiliary welding insert rod 8 length is longer than the length of pipe 11, insert rod 8 is protruding from pipe 11 tip, the drawing of patterns of being convenient for.

Referring to fig. 5, the side of the pipe 11 brazing mold 5 is connected to the brazing upper mold 7, the brazing upper mold 7 is placed in the sealing ring 13, the sealing ring 13 is supported to be fitted to the ceramic cavity 10, and the side of the brazing upper mold 7 is placed with solder.

Referring to fig. 3, the left and right sides of the placement table 3 are provided with a brazing abutting die 4, the brazing abutting die 4 is detachably connected with the brazing lower die 1, and can be matched with different brazing lower dies, so that the brazing abutting die is applicable to ceramic tube shells of various specifications, the section of the brazing abutting die 4 adopts an L-shaped structure, a cavity 9 is formed between the placement table 3 and the brazing abutting die 4, a lead frame 12 is inserted into the cavity 9, the placement table 3 and the brazing abutting die 4 provide left and right direction limiting for the lead frame 12, the side part of the brazing abutting die 4 is used for placing solder, the installation of the solder is facilitated, during use, the left and right brazing abutting die is clamped by using a spring clamp, the pressure applied to the clamp is applied, and metal deformation caused by unmatched thermal expansion coefficients of the metal and the graphite clamp is prevented.

When the integrated brazing clamp is used, the ceramic cavity 10 is placed on the clamp, the ceramic cavity 10 is fixed through the placement table 3, the sealing ring 13 is fixed on the ceramic cavity 10 through the brazing upper die 7, the sealing ring is placed on the brazing material, the cavity 9 is formed between the placement table 3 and the brazing abutting die 4 and used for placing the lead frame 12, the lead frame 12 is attached to the ceramic cavity 10, the brazing abutting die 4 is detachably connected with the brazing lower die 1, the brazing abutting die can be matched with different brazing lower dies and is suitable for ceramic tube shells of various specifications, meanwhile, the cavity 9 is filled with the brazing material, the inserting rod 8 is inserted from the guide tube 11 and penetrates through the ceramic cavity 10, and finally is inserted into the round hole 6, and the inserting rod 8 fixes the guide tube 11 on the ceramic cavity 10.

Example two

The embodiment of the utility model introduces an integrated brazing clamp, which has basically the same structure as the integrated brazing clamp described in the first embodiment, and is different in that: referring to fig. 4, the left and right sides of the placement table 3 are provided with a brazing abutting mold 4, the section of the brazing abutting mold 4 adopts an L-shaped structure, the inner wall of the brazing abutting mold 4 is in threaded connection with a screw rod, the side part of the brazing abutting mold 4 is in sliding connection with the brazing lower mold 1, the side part of the brazing abutting mold 4 is abutted against the ceramic cavity 10, a cavity 9 is formed between the placement table 3 and the brazing abutting mold 4, the lead frame 12 is inserted into the cavity 9, the placement table 3 and the brazing abutting mold 4 provide left and right direction limiting for the lead frame 12, the side part of the brazing abutting mold 4 is used for placing solder, the installation of the solder is facilitated, the position of the brazing abutting mold 4 is changed by rotating the screw rod, the distance between the placement table 3 and the brazing abutting mold 4 is adjusted, and ceramic tube shells of various specifications are adapted.

In the integrated brazing fixture described in this embodiment, when in use, the ceramic cavity 10 is placed on the fixture, the ceramic cavity 10 is fixed by the placement table 3, the sealing ring 13 is fixed on the ceramic cavity 10 by the brazing upper die 7, the sealing ring is placed on the brazing material, the cavity 9 is formed between the placement table 3 and the brazing support die 4 and used for placing the lead frame 12, the lead frame 12 is attached to the ceramic cavity 10, the attaching force of the lead frame 12 and the ceramic cavity 10 is increased by rotating the screw, meanwhile, the cavity 9 is filled with the brazing material, the inserted rod 8 is inserted from the guide pipe 11 and penetrates through the ceramic cavity 10, and finally is inserted into the round hole 6, and the inserted rod 8 fixes the guide pipe 11 on the ceramic cavity 10.

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present utility model.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An integral type anchor clamps that braze, its characterized in that: the device comprises a placing table (3), wherein the side part of the placing table (3) is connected with a supporting plate (2), the side part of the placing table (3) is connected with a catheter brazing mold (5), a round hole (6) is formed in the catheter brazing mold (5), and an inserting rod (8) is inserted into the round hole (6);

the top of the conduit brazing mold (5) is connected with a brazing upper mold (7);

the two sides of the placing table (3) are provided with brazing abutting molds (4), and a cavity (9) is formed between the placing table (3) and the brazing abutting molds (4).

2. An integrated brazing jig according to claim 1, wherein: the ceramic cavity (10) is placed on the side portion of the placement table (3), lead frames (12) are abutted to the two sides of the ceramic cavity (10), sealing rings (13) are abutted to the inner wall of the ceramic cavity (10), and guide pipes (11) are abutted to the side portion of the ceramic cavity (10).

3. An integrated brazing jig according to claim 2, wherein: the end of the supporting plate (2) is provided with a placing groove, the cross section of the placing groove adopts a semicircular structure, a guide pipe (11) is placed on the placing groove, and the inserting rod (8) is inserted into the round hole (6) to fix the guide pipe (11).

4. A unitary brazing jig according to claim 3, wherein: the section of the conduit brazing mold (5) adopts an L-shaped structure, one end of the conduit brazing mold (5) is subjected to chamfering treatment, and the round hole (6) is communicated with the conduit (11).

5. An integrated brazing jig according to claim 2, wherein: the side surface of the brazing upper die (7) is connected with the sealing ring (13) in a matching way.

6. An integrated brazing jig according to claim 2, wherein: the section of the brazing abutting die (4) adopts an L-shaped structure, the brazing abutting die (4) is in buckling connection with the brazing lower die (1), and the cavity (9) is internally provided with the lead frame (12).

7. An integrated brazing jig according to claim 2, wherein: the section of the brazing supporting die (4) adopts an L-shaped structure, a screw is connected with the inner wall of the brazing supporting die (4) in a threaded mode, the side portion of the brazing supporting die (4) is connected with the brazing lower die (1) in a sliding mode, and the cavity (9) is internally provided with the lead frame (12).

8. An integrated brazing jig according to any one of claims 6 to 7, wherein: the support plate (2) and the placing table (3) are both arranged on the side part of the lower brazing die (1).