CN113053783A - Composite die for sintering metal shell - Google Patents
Composite die for sintering metal shell Download PDFInfo
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- CN113053783A CN113053783A CN202110169679.7A CN202110169679A CN113053783A CN 113053783 A CN113053783 A CN 113053783A CN 202110169679 A CN202110169679 A CN 202110169679A CN 113053783 A CN113053783 A CN 113053783A
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- metal shell
- frame
- block
- base
- middle seat
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67098—Apparatus for thermal treatment
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C29/00—Joining metals with the aid of glass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/02—Containers; Seals
- H01L23/10—Containers; Seals characterised by the material or arrangement of seals between parts, e.g. between cap and base of the container or between leads and walls of the container
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The application relates to a composite die for sintering a metal shell, which comprises a base made of graphite materials, a middle seat arranged at the upper end of the base and a plurality of supporting pieces used for supporting a metal shell, wherein the lower ends of the limiting pieces penetrate through the middle seat and the base, a gap is reserved between the supporting pieces and the inner wall of a hole in the base connected with the supporting pieces, the end parts of the supporting pieces are provided with supporting holes which are axially opened, the supporting holes are used for penetrating through lead wires, and the thermal expansion coefficient of the middle seat is equal to or close to that of the metal shell. This application is used for metal casing's hot working, and when metal casing was heated and takes place deformation, the deformation takes place in step for the middle seat, makes the locating part of connecting in the middle seat be difficult for producing relative movement for metal casing, connects this moment in the lead wire of locating part and the difficult relative displacement that takes place of metal casing to make the lead wire install behind metal casing both the size precision be difficult for receiving the influence.
Description
Technical Field
The application relates to the technical field of die equipment, in particular to a composite die for sintering a metal shell.
Background
In the manufacturing process of the metal case, sintering is an important process, and glass is melted by high temperature, so that the metal lead and the metal case are sintered into the complete metal case by the molten glass. In order to maintain the metal case and the lead in place during the sintering process, the position of the metal case and the lead is generally defined using a graphite mold that can withstand high temperatures.
In view of the above-mentioned related technologies, the inventor believes that the thermal expansion coefficient of graphite is greatly different from that of thermal expansion blister of metal, and at this time, in the sintering process of the metal shell, the metal shell expands when being heated, and the graphite mold is not easy to deform synchronously with the metal shell when being heated, and the position of the lead wire partially connected to the graphite mold cannot change along with the expansion of the metal shell, so that the position of the lead wire connected to the processed metal shell cannot ensure the precision, and the quality of the metal shell at the final production position is affected.
Therefore, a new technical solution is needed to solve the above problems.
Disclosure of Invention
In order to make metal casing after the processing, the hookup location of lead wire on metal casing is difficult for receiving the influence, makes the positioning accuracy of lead wire obtain guaranteeing, this application provides a compound mould for metal casing sintering.
The application provides a metal casing composite die for sintering adopts following technical scheme:
a composite die for sintering a metal shell comprises a base made of graphite, a middle seat arranged at the upper end of the base and a plurality of supporting pieces used for supporting a metal shell, wherein the lower ends of the supporting pieces penetrate through the middle seat and the base, a gap is reserved between the supporting pieces and the inner wall of a hole in the base connected with the supporting pieces, supporting holes opened along the axial direction are formed in the end portions of the supporting pieces, lead wires penetrate through the supporting holes, and the thermal expansion coefficient of the middle seat is equal to or close to that of the metal shell.
Through adopting above-mentioned technical scheme, when metal casing is heated and takes place deformation, middle seat takes place deformation in step, makes the locating part of connecting in middle seat be difficult for producing relative movement for metal casing, connects the lead wire in locating part this moment and the difficult relative displacement that takes place of metal casing to make the lead wire install behind metal casing both the size precision be difficult for receiving the influence.
Optionally: the supporting piece comprises an embedded block penetrating through the middle seat and a supporting block arranged on the embedded block, the upper end of the supporting block is used for being abutted against the metal shell, and the supporting block is a boron nitride supporting block
By adopting the technical scheme, the supporting block made of the boron carbide material is not easy to be soaked in the metal shell and the molten glass during heating, so that the insulativity of the metal shell is not easy to be influenced.
Optionally: the base is further connected with a limiting mechanism for limiting the horizontal position of the metal shell, the limiting mechanism comprises a frame connected to the base and more than one limiting piece penetrating through the frame, and the end portion of the limiting piece is used for being abutted to the metal shell and limiting the position of the metal shell.
By adopting the technical scheme, the position of the metal shell arranged on the supporting piece is limited by the limiting mechanism, and the metal shell does not need to be manually repositioned at the moment, so that the subsequent lead and glass installation process is more convenient.
Optionally: the frame attach has the spring that promotes locating part and metal casing butt, the frame still is connected with a plurality of positioning mechanism who prescribes a limit to locating part respectively towards metal casing displacement, positioning mechanism is including wearing to locate the locating lever of frame and rotating the locating piece of connecting in the locating lever, locating lever and frame threaded connection, locating part lateral wall lower extreme is seted up along its length direction's constant head tank, the locating piece is arranged in the constant head tank and can be kept away from support piece's inner wall butt with the constant head tank.
Through adopting above-mentioned technical scheme, after arranging the frame in on the base, inject the distance that the locating part can move towards metal casing through the locating piece, can move the locating part towards the direction of keeping away from support piece when material loading and unloading metal casing simultaneously to it is more convenient to make metal casing's last unloading process.
Optionally: the frame still is connected with a plurality of actuating mechanism that drive the locating part and keep away from support piece, every actuating mechanism all is connected with single locating part, actuating mechanism is including wearing to locate the actuating lever of frame and setting up in the drive block of actuating lever one end, the driving groove has been seted up to the locating part upper end, the drive block is inserted and is arranged in the driving groove and drive block and driving groove cooperation of sliding, the drive block can keep away from metal casing's lateral wall butt with the driving groove.
Through adopting above-mentioned technical scheme, utilize actuating mechanism to drive the locating part and move towards the direction of keeping away from support piece, no longer need adjust positioning mechanism's position at this moment at every turn to it is more convenient to make the in-process that stop gear used.
Optionally: one end of the driving rod, far away from the metal shell, is in threaded connection with a driving block, and the driving block can be abutted against the side wall of the frame, far away from the metal shell.
Through adopting above-mentioned technical scheme, utilize the position of actuating lever limited by the actuating block, after the orientation that keeps away from support piece with the actuating lever this moment removes, utilize the position of actuating lever restriction actuating lever to it is more convenient to make metal casing place the process on support piece.
Optionally: the driving block is further rotatably connected with a roller for driving the driving block to move, the rotating axis of the roller and the rotating axis of the driving block deviate from the axis of the roller, the side wall of the roller is abutted against the side wall of the frame, and the roller is further fixed with an extending piece perpendicular to the axis of the roller.
Through adopting above-mentioned technical scheme, utilize the gyro wheel to drive the actuating lever and remove, later utilize the rotation of injecing the gyro wheel with the extension piece of frame butt, no longer rotatory drive block many times this moment makes stop gear's use more convenient.
Optionally: the frame is provided with a positioning piece for limiting the relative position of the middle seat of the frame, the lower end of the positioning piece can be abutted to the upper end of the middle seat to limit the vertical position of the frame, and the inner wall of the frame can be abutted to the horizontal position of the frame, which is formed by the vertical side wall of the middle seat to limit the frame.
Through adopting above-mentioned technical scheme, utilize the setting element to inject the vertical position of frame to when the unevenness appears in the position that the base was placed, the position between frame and the base is difficult for changing, thereby makes stop gear be difficult for receiving the influence to metal casing's location.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the middle seat with the thermal expansion coefficient equal to or close to that of the metal shell is arranged, at the moment, in the heating process, the deformation degree of the middle seat is close to that of the metal shell, and at the moment, the middle seat drives the supporting piece and the lead wire connected with the middle seat to synchronously move in the deformation process, so that the relative position of the lead wire and the metal shell is not easy to change, and the size of the finally processed metal shell is more accurate;
2. when placing metal casing on support piece, utilize stop gear to adjust metal casing's position to make the lead wire after make in easier passing metal casing and inserting support piece, make the installation of metal casing and lead wire more convenient.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a schematic diagram illustrating a structure of a limiting mechanism according to an embodiment of the present disclosure;
fig. 3 is an enlarged view of a portion a of fig. 2.
In the figure, 1, a base; 2. a middle seat; 3. a support member; 31. a support block; 32. embedding a block; 33. a support hole; 4. a limiting mechanism; 41. a frame; 411. a positioning member; 412. an extension block; 42. a limiting member; 421. a butting ring; 422. positioning a groove; 423. a drive slot; 43. a spring; 5. a positioning mechanism; 51. positioning a rod; 52. positioning blocks; 6. a drive mechanism; 61. a drive rod; 62. a drive block; 63. a roller; 64. an extension member.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The application discloses a metal casing is composite die for sintering, it is adding man-hour to the metal casing, and the relative position of metal casing and lead wire is difficult for changing, makes the size of the metal casing of final processing more accurate.
As shown in fig. 1 and 2, the metal shell comprises a base 1 made of graphite, a middle seat 2 disposed at the upper end of the base 1, and a plurality of supporting members 3 for supporting the metal shell, wherein the middle seat 2 is embedded at the upper end of the base 1, the thermal expansion coefficient of the middle seat 2 is equal to or close to that of the metal shell, and the supporting members 3 are made of graphite. The support member 3 includes a supporting block 31 and an embedded block 32, the supporting block 31 is disposed at the upper end of the embedded block 32, and the diameter of the supporting block 31 is greater than that of the embedded block 32. Support member 3 up end is seted up along axial open-ended supported hole 33, and supported hole 33 is used for wearing to establish the lead wire, and the embedding piece is worn to locate on middle base 2 and base 1, and leaves the clearance between the downthehole wall on embedding piece and the base 1 that connects. At this moment, when metal casing heated, middle seat 2 carried out expend with heat and contract with cold along with metal casing is synchronous, connected this moment in the spacing seat of middle seat 2 can remove along with expend with heat and contract with cold of middle seat 2, lead to wearing to locate the lead wire in support piece 3 and metal casing's relative position is difficult for changing to make final fashioned metal casing's size progress be difficult for receiving the influence.
Since the graphite material of the supporter 3 is pulverized and adhered to the molten glass after being heated at a high temperature, the insulation of the finally formed metal shell is affected. Therefore, the material of the support 3 is boron carbide, and at this time, the support 3 does not infiltrate into the metal shell and the molten glass when heated at a high temperature, so that the insulation of the metal shell after being processed and molded is not easily affected.
As shown in fig. 2, the base 1 is further connected to a limiting mechanism 4 for limiting a horizontal position of the metal shell, the limiting mechanism 4 includes a frame 41 sleeved on the base 1 and four limiting members 42 penetrating the frame 41, the limiting members 42 are horizontally disposed, and each limiting member 42 abuts against one sidewall of the metal shell to limit the horizontal position of the metal shell. A plurality of positioning parts 411 horizontally arranged are welded on the inner wall of the frame 41, the positioning parts 411 are located below the positioning parts 42, and the lower ends of the positioning parts 411 abut against the upper end face of the base 1, so as to limit the vertical position of the frame 41.
As shown in fig. 3, the stopper 42 is coaxially and integrally formed with an abutting ring 421, the abutting ring 421 is located on one side of the frame 41 away from the support 3, the stopper 42 is sleeved with a spring 43 for pushing the stopper to abut against the metal shell, and one end of the spring 43 abuts against an end surface of the abutting ring 421 away from the support 3. The frame 41 is further connected with an extending block 412 for positioning one end of the spring 43 away from the support 3, one end of the spring 43 away from the supporting column abuts against the extending block 412, and the limiting member 42 is inserted into the extending block 412. The frame 41 is further connected with four positioning mechanisms 5 for limiting the moving distance of the limiting member 42 towards the metal shell, each positioning mechanism 5 is connected with one limiting member 42, each positioning mechanism 5 comprises a positioning rod 51 penetrating through the frame 41 and a positioning block 52 rotatably connected to the positioning rod 51, the positioning rod 51 is located below the limiting member 42, and the positioning rod 51 is in threaded connection with the frame 41. Locating slot 422 along its length direction is seted up to locating part 42 lower extreme, and locating piece 52 is located one side that frame 41 is close to support piece 3, and all inserts in locating slot 422 on the locating piece 52, and locating piece 52 can keep away from support piece 3's lateral wall butt with locating slot 422 to inject locating part 42 when spacing, can move towards metal casing's distance, thereby make the mould more accurate to metal casing's location.
As shown in fig. 3, after the frame 41 is sleeved on the base 1, the metal shell can be placed on the support 3 after the limiting member 42 is manually limited to be away from the support 3, and thus, a plurality of people are required to load the metal shell. Therefore, the frame 41 is further connected with four sets of driving mechanisms 6 for driving the limiting members 42 to move away from the supporting member 3, each set of driving mechanisms 6 is connected with a single limiting member 42, each driving mechanism 6 includes a driving rod 61 penetrating through the frame 41 and a driving block 62 for driving the limiting members 42 to move, and the driving block 62 is rotatably connected to one end of the driving rod 61 close to the supporting member 3. The upper end of the side wall of the limiting member 42 is provided with a driving groove 423 parallel to the length direction of the limiting member, the driving block 62 is inserted into the driving groove 423, and the driving block 62 can abut against the side wall of the driving groove 423 far away from the supporting column. The end of the driving rod 61 far away from the support 3 is connected with a driving block 62 in a threaded manner, and the end of the driving block 62 near the support 3 is abutted with the side wall of the frame 41 far away from the support 3.
As shown in fig. 3, when the limiting member 42 moves away from the supporting member 3, it is still troublesome to directly rotate the driving block 62, so the driving block 62 is further rotatably connected with a roller 63 for driving the driving block to move, the rotation axes of the roller 63 and the driving block 62 are deviated from the axis of the roller 63 itself, the side wall of the roller 63 abuts against the side wall of the frame 41 away from the supporting member 3, and an extending member 64 perpendicular to the rotation axis of the roller 63 is integrally formed on the side wall of the roller 63. Utilize extension 64 to rotate gyro wheel 63, the interval between gyro wheel 63 lateral wall is crescent apart from the axis of rotation of drive block 62 at gyro wheel 63 pivoted in-process gyro wheel 63 to drive actuating lever 61 and move towards the direction of keeping away from the support column, make locating part 42 break away from with being connected of metal casing, the moving process of locating part 42 is more convenient this moment.
The implementation principle of the embodiment is as follows: the frame 41 is sleeved on the cooled base 1, and then the roller 63 is rotated to drive the limiting member 42 to move in a direction away from the supporting member 3, so that the extending member 64 abuts against the outer wall of the frame 41. Then, the metal shell is placed above the supporting member 3, the extending member 64 is rotated towards a direction away from the frame 41, so that the limiting member 42 is abutted against the outer wall of the metal shell under the driving of the spring 43, then the lead wire sleeved with the glass is inserted into the supporting member 3 through the metal shell, then the limiting member 42 is moved towards a direction away from the supporting member 3, and the extending member 64 is abutted against the outer wall of the frame 41, at this time, the frame 41 is taken down from the base 1, and the base 1 and the metal shell carried by the base 1 are subjected to subsequent processing.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A composite die for sintering a metal shell is characterized in that: including base (1) of graphite material, set up in middle seat (2) of base (1) upper end and be used for supporting a plurality of support piece (3) of metal casing, support piece (3) lower extreme wears to locate on middle seat (2) and base (1), leaves the clearance between support piece (3) and the downthehole wall on the base (1) of being connected thereof, support piece (3) tip is seted up along axial open-ended holding hole (33), and holding hole (33) are used for wearing to establish the lead wire, the coefficient of thermal expansion of middle seat (2) equals or is close to the coefficient of thermal expansion of metal casing.
2. The composite die for sintering a metal shell according to claim 1, wherein: the supporting piece (3) comprises an embedded block (32) penetrating through the middle base (2) and a supporting block (31) arranged on the embedded block (32), the upper end of the supporting block (31) is used for being abutted to the metal shell, and the supporting block (31) is a boron nitride supporting block (31).
3. The composite die for sintering a metal shell according to claim 1, wherein: the base (1) is further connected with a limiting mechanism (4) for limiting the horizontal position of the metal shell, the limiting mechanism (4) comprises a frame (41) connected to the base (1) and more than one limiting piece (42) penetrating through the frame (41), and the end part of the limiting piece (42) is used for being abutted against the metal shell and limiting the position of the metal shell.
4. The composite die for sintering a metal shell according to claim 3, wherein: frame (41) are connected with spring (43) that promote locating part (42) and metal casing butt, frame (41) still are connected with a plurality of positioning mechanism (5) of injecing locating part (42) respectively towards metal casing displacement, positioning mechanism (5) are including wearing to locate locating lever (51) of frame (41) and rotate locating piece (52) of connecting in locating lever (51), locating lever (51) and frame (41) threaded connection, locating slot (422) along its length direction are seted up to locating part (42) lateral wall lower extreme, locating piece (52) are arranged in locating slot (422) and can keep away from the inner wall butt of support piece (3) with locating slot (422).
5. The composite die for sintering a metal shell according to claim 3, wherein: frame (41) still are connected with a plurality of actuating mechanism (6) that drive locating part (42) kept away from support piece (3), every actuating mechanism (6) all are connected with single locating part (42), actuating mechanism (6) are including wearing to locate actuating lever (61) of frame (41) and set up in drive block (62) of actuating lever (61) one end, drive groove (423) have been seted up to locating part (42) upper end, drive block (62) are inserted and are arranged in drive groove (423) and drive block (62) and drive groove (423) cooperation of sliding, drive block (62) can keep away from the lateral wall butt of metal casing with drive groove (423).
6. The composite die for sintering a metal shell according to claim 5, wherein: one end of the driving rod (61) far away from the metal shell is in threaded connection with a driving block (62), and the driving block (62) can be abutted against the side wall of the frame (41) far away from the metal shell.
7. The composite die for sintering a metal shell according to claim 6, wherein: the driving block (62) is further rotatably connected with a roller (63) for driving the driving block to move, the rotating axes of the roller (63) and the driving block (62) deviate from the axis of the roller (63), the side wall of the roller (63) is abutted against the side wall of the frame (41), and an extending piece (64) perpendicular to the axis of the roller (63) is further fixed on the roller (63).
8. The composite die for sintering a metal shell according to claim 3, wherein: the frame (41) is provided with a positioning piece (411) for limiting the relative position of the middle seat (2) of the frame (41), the lower end of the positioning piece (411) can abut against the upper end of the middle seat (2) to limit the vertical position of the frame (41), and the inner wall of the frame (41) can abut against the vertical side wall of the middle seat (2) to limit the horizontal position of the frame (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110169679.7A CN113053783B (en) | 2021-02-07 | 2021-02-07 | Composite die for sintering metal shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110169679.7A CN113053783B (en) | 2021-02-07 | 2021-02-07 | Composite die for sintering metal shell |
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| Publication Number | Publication Date |
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| CN113053783A true CN113053783A (en) | 2021-06-29 |
| CN113053783B CN113053783B (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110169679.7A Active CN113053783B (en) | 2021-02-07 | 2021-02-07 | Composite die for sintering metal shell |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004058088A (en) * | 2002-07-26 | 2004-02-26 | Ebara Corp | Joint method and joint body |
| CN102760663A (en) * | 2011-04-29 | 2012-10-31 | 宜兴市吉泰电子有限公司 | Mould for sintering metallic packaging shell |
| JP2013057423A (en) * | 2011-09-07 | 2013-03-28 | Jfe Steel Corp | Oxygen-gas fuel supplying device for sintering device |
| CN206931565U (en) * | 2017-05-04 | 2018-01-26 | 中凯光电江苏有限公司 | Liquid crystal display electronic power components shell sintering mold |
| CN210635912U (en) * | 2019-10-15 | 2020-05-29 | 西安航空学院 | Glass packaging mold for thin-wall metal tube shell |
-
2021
- 2021-02-07 CN CN202110169679.7A patent/CN113053783B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004058088A (en) * | 2002-07-26 | 2004-02-26 | Ebara Corp | Joint method and joint body |
| CN102760663A (en) * | 2011-04-29 | 2012-10-31 | 宜兴市吉泰电子有限公司 | Mould for sintering metallic packaging shell |
| JP2013057423A (en) * | 2011-09-07 | 2013-03-28 | Jfe Steel Corp | Oxygen-gas fuel supplying device for sintering device |
| CN206931565U (en) * | 2017-05-04 | 2018-01-26 | 中凯光电江苏有限公司 | Liquid crystal display electronic power components shell sintering mold |
| CN210635912U (en) * | 2019-10-15 | 2020-05-29 | 西安航空学院 | Glass packaging mold for thin-wall metal tube shell |
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| CN113053783B (en) | 2022-09-13 |
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