CN220372207U - MIM spare sintering auxiliary jig - Google Patents
MIM spare sintering auxiliary jig Download PDFInfo
- Publication number
- CN220372207U CN220372207U CN202321714025.9U CN202321714025U CN220372207U CN 220372207 U CN220372207 U CN 220372207U CN 202321714025 U CN202321714025 U CN 202321714025U CN 220372207 U CN220372207 U CN 220372207U
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- jig
- center
- limiting
- mim
- block
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- 238000005245 sintering Methods 0.000 title claims abstract description 21
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000005238 degreasing Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Furnace Charging Or Discharging (AREA)
Abstract
The utility model discloses an MIM (metal-insulator-metal) part sintering auxiliary jig, which comprises a main body jig, wherein the top surface of the main body jig is provided with a width limiting jig and a supporting jig, the lower end surface of the width limiting jig is provided with a first center block, the center of the first center block is provided with a first center shaft, the bottom end of the first center shaft is provided with a first limiting transverse plate, the top surface of the main body jig is provided with an embedded transverse groove, the lower part of an inner cavity of the embedded transverse groove is provided with a limiting transverse groove, the lower end surface of the supporting jig is provided with a second center block, the center of the end surface of the second center block is provided with a second center shaft, and the lower end of the second center shaft is provided with a second limiting transverse plate. The utility model has simple structure and convenient operation, and the separated structure of the width limiting jig and the supporting jig on the top surface of the main body jig can carry out single structure replacement after the width limiting jig and the supporting jig are damaged due to high-temperature sintering, thereby reducing maintenance cost and maintaining precision.
Description
Technical Field
The utility model relates to the technical field related to sintering jigs, in particular to an MIM part sintering auxiliary jig.
Background
MIM is an abbreviation for metal injection molding. Mixing metal powder and a binder for granulation, injecting the granulated raw materials into a model to form MIM green bodies, and finally degreasing and sintering to realize the production of parts. The MIM process is divided into: 1. mixing, granulating, 2, injection molding, 3, arranging, 4, degreasing, 5 and sintering. The production of the parts is realized through the five steps.
Since the auxiliary jig is often in contact with materials and environments of high temperature and high pressure, breakage and abrasion are liable to occur. If the damage and abrasion of the jig are not timely treated, the precision is reduced, and even quality problems can be caused to the product.
Disclosure of Invention
The utility model aims to provide an MIM part sintering auxiliary jig for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a MIM spare sintering auxiliary jig, includes main part tool, the top surface of main part tool is provided with limit for width tool and supports the tool, limit for width tool's lower terminal surface is provided with first center piece, the center of first center piece is provided with first center pin, the bottom of first center pin is provided with first spacing diaphragm, the top surface of main part tool is provided with the embedding cross slot, the inner chamber lower part of embedding cross slot is provided with spacing cross slot, just spacing cross slot with the perpendicular cross design of direction of embedding cross slot, spacing cross slot with two quarter parts that embedding cross slot phase are left and are equipped with the space, the lower terminal surface of supporting the tool is provided with the second center piece, the terminal surface center of second center piece is provided with the second center pin, the lower extreme of second center pin is provided with the spacing diaphragm of second.
Preferably, the thickness of the embedded transverse groove is one time of the thickness of the first limiting transverse plate, and the thickness of the limiting transverse groove is the same as the thickness of the first limiting transverse plate.
Preferably, the width limiting jig is outside the first center block and the supporting jig is outside the second center block.
Preferably, the width limiting jig and the supporting jig form an auxiliary jig, and the two width limiting jigs and the supporting jig are stacked and combined.
Preferably, the top surfaces of the first central shaft and the second central shaft are respectively provided with a cross knife edge.
Preferably, the first central shaft and the second central shaft are rotatably arranged inside the respective first central block and second central block.
Preferably, the top surface of the main body jig is also provided with an embedded transverse groove and a limiting transverse groove structure which are matched with the second central shaft and the second limiting transverse plate.
Compared with the prior art, the utility model has the beneficial effects that:
firstly, feeding materials formed by mixing and banburying metal powder and an adhesive is injected into a jig formed by a main body jig, a width limiting jig and a supporting jig through an injection machine to form a green blank, the blank becomes a fragile brown blank after degreasing and removing part of the adhesive, and then the green blank is sintered and densified into a silver blank at a high temperature to finally obtain a required structure, wherein in the sintering structure, the auxiliary jig formed by the width limiting jig and the supporting jig is easy to damage and wear due to high temperature, after the temperature is completely removed, the width limiting jig and a first center block or the supporting jig and a second center block are separated, and at the moment, a cross cutter is used for sequentially rotating the first center shaft and the second center shaft to drive the corresponding first limit transverse plate and the second limit transverse plate to rotate, so that the first limit transverse plate and the second limit transverse plate are taken out from the corresponding embedded transverse groove to be replaced;
the utility model has simple structure and convenient operation, and the arranged separated structure of the width limiting jig and the supporting jig on the top surface of the main body jig can directly separate the width limiting jig and the supporting jig after the width limiting jig and the supporting jig are damaged due to high-temperature sintering, and the first center block and the second center block are taken out for single structural replacement, thereby reducing maintenance cost and maintaining precision.
Drawings
FIG. 1 is a front perspective view of the overall appearance of the present utility model;
FIG. 2 is a perspective view of the first perspective view of the overall explosion of the present utility model;
FIG. 3 is a perspective view of the second perspective view of the overall explosion of the present utility model;
fig. 4 is a side sectional perspective view of the present utility model.
In the figure: 1. a main body jig; 2. a width limiting jig; 3. a support jig; 4. a first center block; 5. a first central axis; 6. a first limit cross plate; 7. embedding the transverse groove; 8. a limit transverse groove; 9. a second center block; 10. a second central axis; 11. and the second limiting transverse plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a MIM spare sintering auxiliary jig, including main part tool 1, limit for width tool 2 and support tool 3 are installed to the top surface of main part tool 1, limit for width tool 2's lower terminal surface fluting embedding cladding has first center piece 4, first center piece 4's center runs through from top to bottom has first center pin 5, first spacing diaphragm 6 is welded to the bottom of first center pin 5, embedding cross groove 7 has been seted up to the top surface of main part tool 1, spacing cross groove 8 has been seted up to the inner chamber lower part of embedding cross groove 7, and spacing cross groove 8 and the perpendicular cross design of direction of embedding cross groove 7, two quarter parts that spacing cross groove 8 and embedding cross groove 7 intersect are reserved the space, the lower terminal surface fluting embedding cladding of support tool 3 has second center piece 9, the terminal surface center of second center piece 9 runs through from top to bottom has second center pin 10, the lower extreme welding of second center pin 10 has second spacing diaphragm 11.
The thickness of the embedded transverse groove 7 is one time of the thickness of the first limiting transverse plate 6, and the thickness of the limiting transverse groove 8 is the same as the thickness of the first limiting transverse plate 6; the width limiting jig 2 is coated outside the first center block 4 and the supporting jig 3 is coated outside the second center block 9; the width limiting jig 2 and the supporting jig 3 form an auxiliary jig, and the two width limiting jigs 2 and the supporting jig 3 are piled up and combined for use; the top surfaces of the first central shaft 5 and the second central shaft 10 are respectively provided with a cross knife edge, and the cross knife is conveniently used for rotating the first central shaft 5 and the second central shaft 10 to drive the corresponding first limiting transverse plate 6 and the second limiting transverse plate 11, so that the first limiting transverse plate 6 and the second limiting transverse plate 11 rotate into the limiting transverse groove 8; the first central shaft 5 and the second central shaft 10 are rotatably connected inside the corresponding first central block 4 and second central block 9; the top surface of the main body jig 1 is also provided with an embedded transverse groove 7 and a limiting transverse groove 8 which are matched with the second central shaft 10 and the second limiting transverse plate 11.
Working principle: when the combined type full-automatic limiting device is used, firstly, a feeding material formed by mixing and banburying metal powder and an adhesive is injected into a jig formed by a main jig 1, a width limiting jig 2 and a supporting jig 3 through an injection machine to form a green blank, the blank becomes a fragile brown blank after degreasing and removing part of the adhesive, and then the green blank is sintered and densified into a silver blank at high temperature to finally obtain a required structure, wherein in the sintering structure, the auxiliary jig formed by the width limiting jig 2 and the supporting jig 3 is easy to damage and abrade due to high temperature, after the temperature is completely faded, the width limiting jig 2 and the first center block 4 or the supporting jig 3 and the second center block 9 can be separated, and at the moment, the first center shaft 5 and the second center shaft 10 are sequentially rotated by using a cross cutter to drive the corresponding first limiting transverse plate 6 and the second limiting transverse plate 11 to rotate, so that the first limiting transverse plate 6 and the second limiting transverse plate 11 are taken out from the corresponding transverse groove 7 to be replaced, and the combined type full-automatic limiting device has the advantages of simple operation, convenient use and good use effect.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model 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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
- MIM spare sintering auxiliary jig, including main part tool (1), its characterized in that: the utility model discloses a height-adjustable support device for the horizontal plane of the automobile comprises a main body jig (1), wherein the top surface of the main body jig (1) is provided with a width limiting jig (2) and a support jig (3), the lower terminal surface of the width limiting jig (2) is provided with a first center block (4), the center of the first center block (4) is provided with a first center shaft (5), the bottom of the first center shaft (5) is provided with a first limiting diaphragm (6), the top surface of the main body jig (1) is provided with an embedding horizontal groove (7), the lower part of an inner cavity of the embedding horizontal groove (7) is provided with a limiting horizontal groove (8), and the limiting horizontal groove (8) and the direction of the embedding horizontal groove (7) are perpendicularly crossed, two quarter parts of the cross of the limiting horizontal groove (8) are reserved with space, the lower terminal surface of the support jig (3) is provided with a second center block (9), the terminal surface center of the second center block (9) is provided with a second center shaft (10), and the lower end of the second center shaft (10) is provided with a second horizontal plate (11).
- 2. The MIM component sintering aid jig of claim 1, wherein: the thickness of the embedded transverse groove (7) is one time of the thickness of the first limiting transverse plate (6), and the thickness of the limiting transverse groove (8) is the same as the thickness of the first limiting transverse plate (6).
- 3. The MIM component sintering aid jig of claim 1, wherein: the width limiting jig (2) is arranged outside the first center block (4) and the supporting jig (3) is arranged outside the second center block (9) in a coating mode.
- 4. The MIM component sintering aid jig of claim 1, wherein: the width limiting jig (2) and the supporting jig (3) form an auxiliary jig, and the two width limiting jigs (2) and the supporting jig (3) are piled up and combined.
- 5. The MIM component sintering aid jig of claim 1, wherein: the top surfaces of the first central shaft (5) and the second central shaft (10) are respectively provided with a cross knife edge.
- 6. The MIM component sintering aid jig of claim 1, wherein: the first central shaft (5) and the second central shaft (10) are rotatably arranged inside the corresponding first central block (4) and second central block (9).
- 7. The MIM component sintering aid jig of claim 1, wherein: the top surface of main part tool (1) is provided with embedding transverse groove (7), spacing transverse groove (8) structure identical with second center pin (10), second spacing diaphragm (11) equally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321714025.9U CN220372207U (en) | 2023-07-03 | 2023-07-03 | MIM spare sintering auxiliary jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321714025.9U CN220372207U (en) | 2023-07-03 | 2023-07-03 | MIM spare sintering auxiliary jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220372207U true CN220372207U (en) | 2024-01-23 |
Family
ID=89570833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321714025.9U Active CN220372207U (en) | 2023-07-03 | 2023-07-03 | MIM spare sintering auxiliary jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220372207U (en) |
-
2023
- 2023-07-03 CN CN202321714025.9U patent/CN220372207U/en active Active
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