CN220763014U - Mould for preparing ceramic sealing connector - Google Patents
Mould for preparing ceramic sealing connector Download PDFInfo
- Publication number
- CN220763014U CN220763014U CN202322346896.6U CN202322346896U CN220763014U CN 220763014 U CN220763014 U CN 220763014U CN 202322346896 U CN202322346896 U CN 202322346896U CN 220763014 U CN220763014 U CN 220763014U
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- positioning die
- die
- mould
- positioning
- clamping seat
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- 239000000919 ceramic Substances 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 title description 7
- 238000002360 preparation method Methods 0.000 claims abstract description 5
- 238000005245 sintering Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 239000000853 adhesive Substances 0.000 abstract description 4
- 230000001070 adhesive effect Effects 0.000 abstract description 4
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Ceramic Products (AREA)
Abstract
The application discloses preparation ceramic seal connector's mould, including mould upper box, main positioning die and mould underfloor, main positioning die is located the mould upper box cavity and mould upper box and mould underfloor looks lock, be provided with the work piece groove on the main positioning die, be provided with the positioning module in the work piece groove, the positioning module includes cassette, lower cassette, work piece main part, contact pin, powerful spring and pad position piece, and this application utilizes the cooperation of contact pin and powerful spring to constitute a compression mechanism that has elastic tension, guarantees that the work piece main part remains stable in the sintering process to the compensation is because expansion or shrink that temperature variation arouses, prevents that the work piece main part warp or ftractures, and the use of cassette down can prevent the exudation of adhesive effectively, and the use of pad position piece provides a insulating layer, reduces the heat loss, improves sintering efficiency.
Description
Technical Field
The application relates to the technical field of connector manufacturing, in particular to a die for preparing a ceramic sealing connector.
Background
The ceramic sealing connector is a device for connecting devices with different materials or different shapes, has excellent high-temperature resistance, corrosion resistance, abrasion resistance and electrical insulation property, and therefore has wide application in the fields of aerospace, nuclear energy, automobiles, electronics and the like. One common method of making ceramic sealed connectors is to use powder metallurgy techniques, i.e., mixing ceramic powder and binder, injecting the mixture into a mold, and then pressing, sintering, and post-treating the mixture to form the desired shape and size.
In the sintering process, the product is affected by temperature change, so that the phenomenon of thermal expansion and cold contraction can occur, namely, the product expands when the temperature is increased and contracts when the temperature is reduced. If there is unmatched expansion coefficient or uneven temperature distribution between the product and the mould, thermal stress is generated, and the product and the mould deform, so that the product is clamped inside the mould, and the product is extremely difficult to take out and even cracks.
Disclosure of Invention
The technical problem that this application was to solve is to overcome current defect, provides a preparation ceramic seal connector's mould, can effectively solve the problem among the background art.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a preparation ceramic seal connector's mould, includes mould upper box, main positioning die and mould lower plate, main positioning die is located the mould upper box cavity and mould upper box and mould lower plate looks lock, be provided with the work piece groove on the main positioning die, be provided with the positioning module in the work piece groove, the positioning module includes cassette, lower cassette, work piece main part, contact pin, powerful spring and pad position piece, be provided with the contact pin in the work piece main part, be located the work piece main part outside be provided with the cassette on the contact pin, be located the inboard of work piece main part the lower extreme correspondence of contact pin is provided with down the cassette, the pad position piece is located the lower surface of cassette and sets up in close to, the top of powerful spring sets up in close to with the lower surface of pad position piece.
As a preferred technical scheme of this application, go up the cassette and include first positioning die and fourth positioning die, first positioning die and fourth positioning die are step structure, all be provided with the contact pin hole on first positioning die and the fourth positioning die.
As a preferable technical scheme of the application, the pin hole diameters and the pin pairs of the first positioning die and the fourth positioning die are correspondingly arranged, and the pin hole diameter on the first positioning die is larger than the pin hole diameter on the fourth positioning die.
As a preferable technical scheme of the application, the lower clamping seat is composed of a third positioning die and a second positioning die, and trapezoid holes are formed in the third positioning die and the second positioning die.
As a preferable technical scheme of the present application, the number of the workpiece grooves in the main positioning die is at least eight, and the eight workpiece grooves are linearly aligned.
As a preferable technical scheme of the die, the lower bottom plate of the die is provided with a step, and the step is consistent with the main positioning die in size.
As a preferable technical scheme of the application, the step cavity at the upper end of the upper box of the die is consistent with the step at the upper end of the upper clamping seat.
Compared with the prior art: the compression mechanism with elastic tension is formed by the cooperation of the contact pin and the powerful spring, so that the workpiece main body is kept stable in the sintering process, expansion or shrinkage caused by temperature change is compensated, the workpiece main body is prevented from deforming or cracking, the lower clamping seat is used, adhesive seepage can be effectively prevented, the heat insulation layer is provided by the use of the cushion block, heat loss is reduced, and sintering efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of an explosion structure of the present application;
FIG. 2 is a front view of the present application;
FIG. 3 is a schematic diagram of a positioning module;
FIG. 4 is a schematic diagram of the structure of the upper box of the mold;
fig. 5 is a schematic view of a third positioning die structure.
In the figure: the die comprises a die upper box 1, a die positioning module 2, a die first positioning module 21, a die second positioning module 22, a workpiece main body 23, a powerful spring 24, a pad 25, a die third positioning module 26, a die fourth positioning module 27, a die main positioning module 3 and a die lower bottom plate 4.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. Based on the embodiments in the present application (for convenience of description and understanding, the following description is given with the upper part of fig. 2 as the upper part). All other embodiments, which can be made by those skilled in the art without the inventive effort, are intended to be within the scope of the present application.
Referring to fig. 1-4, the present application provides a technical solution: the utility model provides a preparation ceramic seal connector's mould, includes mould upper box 1, main positioning die 3 and mould lower plate 4, main positioning die 3 is located on the mould lower plate 4, main positioning die 3 is located the mould upper box 1 cavity and mould upper box 1 and mould lower plate 4 looks lock, be provided with the work piece groove on the main positioning die 3, be provided with positioning module 2 in the work piece groove.
The cavity structure of the upper die box 1 is used for accommodating the main positioning die 3. The die is buckled with the die lower bottom plate 4 to form the integral structure of the die, stability and precision in the manufacturing process are ensured, the main positioning die 3 plays a role in positioning and arranging, the workpiece groove on the main positioning die 3 accommodates the positioning module 2, accurate positioning of a workpiece in the forming process is ensured, the die lower bottom plate 4 serves as a base of the device, the supporting and stabilizing effects are realized, and accurate positioning and forming of the ceramic sealing connector are realized through the synergistic effect of the die upper box 1, the main positioning die 3 and the die lower bottom plate 4.
The positioning module 2 comprises an upper clamping seat, a lower clamping seat, a workpiece main body 23, a contact pin, a powerful spring 24 and a cushion block 25, wherein the contact pin is arranged on the workpiece main body 23, the upper clamping seat is arranged on the contact pin positioned on the outer side of the workpiece main body 23, the lower clamping seat is correspondingly arranged at the lower end of the contact pin positioned on the inner side of the workpiece main body 23, the cushion block 25 is positioned on the lower surface of the lower clamping seat and is tightly arranged, and the top end of the powerful spring 24 is tightly arranged with the lower surface of the cushion block 25.
The upper clamping seat and the lower clamping seat are correspondingly arranged with the pin, so that the accuracy of the position of the pin is ensured, the pin is limited, the adhesive is ensured to be accurately welded with the pin, the accuracy of the position of the pin is ensured, the spacer block 25 and the powerful spring 24 are used for filling the gap between the lower clamping seat and the workpiece main body 23, the powerful spring 24 is used for variable elastic pressure, the spacer block 25 and the lower clamping seat can be tightly attached to the pin, the workpiece main body 23 is kept stable in the sintering process, and expansion or shrinkage caused by temperature change is compensated.
Further, the upper clamping seat comprises a first positioning die 21 and a fourth positioning die 27, the first positioning die 21 and the fourth positioning die 27 are of a step structure, and pin holes are formed in the first positioning die 21 and the fourth positioning die 27.
The stepped structure formed by the first positioning die 21 and the fourth positioning die 27 is correspondingly arranged with the stepped cavity in the upper die box 1, so that the positioning accuracy is ensured.
Further, the pin hole diameters and the pin pairs of the first positioning die 21 and the fourth positioning die 27 are correspondingly set, and the pin hole diameter on the first positioning die 21 is larger than the pin hole diameter on the fourth positioning die 27.
Further, the lower clamping seat is composed of a third positioning die 26 and a second positioning die 22, and trapezoid holes are formed in the third positioning die 26 and the second positioning die 22.
Further, the number of the workpiece grooves in the main positioning die 3 is at least eight, and the eight workpiece grooves are linearly arranged.
Further, a step is arranged on the lower die bottom plate 4, and the step is consistent with the main positioning die 3 in size.
The step and the groove formed by the lower bottom surface of the lower bottom plate 4 of the die keep the same with the size of the upper box 1 of the die so as to ensure the assembly accuracy.
Further, the step cavity at the upper end of the upper die box 1 is consistent with the step at the upper end of the upper clamping seat.
When in use: placing a pin on a workpiece main body 23, passing the pin through an upper clamping seat and a lower clamping seat, contacting a cushion block 25 with the lower clamping seat, contacting the pin with a strong spring 24 to realize positioning accuracy, placing a main positioning die 3 on a step of a lower die plate 4 of a die at the moment, placing the assembled positioning die 2 into a workpiece groove in the main positioning die 3, placing an adhesive at a welding position, fastening the main positioning die 3 in a sealing space formed by an upper die box 1 and the lower die plate 4, placing the whole die into a resistance heating furnace, heating the workpiece main body 23 through the pin to reach required temperature and time, completing a sintering process, waiting for cooling to room temperature after the sintering process, separating the upper die box 1 from the lower die plate 4, taking out the positioning die 2, taking out the strong spring 24, taking out components such as the cushion block 25, the upper clamping seat, the lower clamping seat and the like, performing post-treatment on the workpiece main body 23, such as polishing, cutting, plating and the like, thereby obtaining a ceramic sealing connector.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a mould of preparation ceramic seal connector, includes box (1), main positioning die (3) and mould underfloor (4) on the mould, main positioning die (3) are located mould underfloor (4), main positioning die (3) are located box (1) cavity and box (1) and mould underfloor (4) looks lock on the mould, its characterized in that on the mould: the positioning device is characterized in that a workpiece groove is formed in the main positioning die (3), a positioning module (2) is arranged in the workpiece groove, the positioning module (2) comprises an upper clamping seat, a lower clamping seat, a workpiece main body (23), a contact pin, a powerful spring (24) and a cushion block (25), the contact pin is arranged on the workpiece main body (23), the contact pin which is positioned on the outer side of the workpiece main body (23) is provided with the upper clamping seat, the lower end of the contact pin which is positioned on the inner side of the workpiece main body (23) is correspondingly provided with the lower clamping seat, the cushion block (25) is positioned on the lower surface of the lower clamping seat and is tightly arranged, and the top end of the powerful spring (24) is tightly arranged on the lower surface of the cushion block (25).
2. A mold for preparing a ceramic seal connector according to claim 1, wherein: the upper clamping seat comprises a first positioning die (21) and a fourth positioning die (27), the first positioning die (21) and the fourth positioning die (27) are of step structures, and pin holes are formed in the first positioning die (21) and the fourth positioning die (27).
3. A mold for preparing a ceramic seal connector according to claim 2, wherein: the pin hole diameters and the pin pairs of the first positioning die (21) and the fourth positioning die (27) are correspondingly arranged, and the pin hole diameter on the first positioning die (21) is larger than the pin hole diameter on the fourth positioning die (27).
4. A mold for preparing a ceramic seal connector according to claim 1, wherein: the lower clamping seat consists of a third positioning die (26) and a second positioning die (22), and trapezoid holes are formed in the third positioning die (26) and the second positioning die (22).
5. A mold for preparing a ceramic seal connector according to claim 1, wherein: the number of the workpiece grooves in the main positioning die (3) is at least eight, and the eight workpiece grooves are linearly arranged in parallel.
6. A mold for preparing a ceramic seal connector according to claim 1, wherein: the lower bottom plate (4) of the die is provided with a step, and the step is consistent with the main positioning die (3) in size.
7. A mold for preparing a ceramic seal connector according to claim 1, wherein: the step cavity at the upper end of the upper die box (1) is consistent with the step at the upper end of the upper clamping seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322346896.6U CN220763014U (en) | 2023-08-31 | 2023-08-31 | Mould for preparing ceramic sealing connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322346896.6U CN220763014U (en) | 2023-08-31 | 2023-08-31 | Mould for preparing ceramic sealing connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220763014U true CN220763014U (en) | 2024-04-12 |
Family
ID=90600136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322346896.6U Active CN220763014U (en) | 2023-08-31 | 2023-08-31 | Mould for preparing ceramic sealing connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220763014U (en) |
-
2023
- 2023-08-31 CN CN202322346896.6U patent/CN220763014U/en active Active
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