CN208706583U - A kind of no positioning round product concentricity guarantee mold - Google Patents
A kind of no positioning round product concentricity guarantee mold Download PDFInfo
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- CN208706583U CN208706583U CN201821499925.5U CN201821499925U CN208706583U CN 208706583 U CN208706583 U CN 208706583U CN 201821499925 U CN201821499925 U CN 201821499925U CN 208706583 U CN208706583 U CN 208706583U
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Abstract
The utility model relates to a kind of no positioning round product concentricitys to guarantee mold, the both ends for exposing shell with pin are also respectively set on the upper mold groove and middle mould groove and match model hole and middle model hole, it is still around the upper model hole on upper mold groove and is machined with positioning convex platform, in product upper mold and product after mould molding, positioning convex platform is caught in the mounting hole of shell and the annular gap of pin portions, so that pin keeps concentric with mounting hole.Compared with prior art, the utility model is caught in the mounting hole of shell using positioning convex platform after mould molding in product upper mold, product, to between shell and pin realize effective position fix, effectively prevent circular housing processing when due to bead size concentricity is inconsistent and generate offset problem.
Description
Technical field
The utility model belongs to electronic product preparation technical field, is related to a kind of no positioning round product concentricity guarantee mould
Tool.
Background technique
There is a kind of electronic product in company as shown in Figure 1, including the shell 1 of circular in cross-section at present, has peace on shell
Hole 4 is filled, pin 3 passes through mounting hole 4 and the glass sintering layer 2 by being formed after bead molten sintering is fixed.Generally similar to this
For the circular product of kind in sintering, the concentricity of pin and shell upper installing hole depends primarily on the concentricity of bead, if to
Having one in the bead of molten sintering is decentraction, and product will lead to integrally send out between shell and pin due to no positioning
Raw displacement, so that all pins are eccentric.In this way, result in client when in use, and when being positioned using the image of pin, institute
The chip of patch can shift, and in turn result in the unstable of consumer product.
Utility model content
The purpose of this utility model is exactly to provide a kind of no setting circle to overcome the problems of the above-mentioned prior art
Shape product concentricity guarantees mold.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of no positioning round product concentricity guarantee mold, for processing without positioning round product, this is without positioning round
Product includes the shell of circular in cross-section, has multiple mounting holes passed through for pin on shell, the mold includes product
Mould in upper mold and product, be machined with respectively at product upper mold and the contact interface of mould in product the corresponding upper mold groove in position and
Middle mould groove, and cooperatively form with the matched type chamber of the shell, be also respectively set on the upper mold groove and middle mould groove with
The both ends that pin exposes shell match model hole and middle model hole, and the upper model hole is still around on upper mold groove and is machined with
In positioning convex platform, product upper mold and product after mould molding, positioning convex platform is caught between the mounting hole of shell and the annular of pin portions
In gap, so that pin keeps concentric with mounting hole.
Further, the positioning convex platform and upper model hole are concentric, and the outer diameter of positioning convex platform and the mounting hole
The absolute value of the difference of internal diameter is less than 0.06mm.
Further, the height of the prominent upper mold groove floor of positioning convex platform is 0.06mm.Both positioning convex platform and peace had been met
The horizontal direction positioning between hole is filled, avoids shell since annular gap has the offset generated, meanwhile, it excessive will not account for
With the molten sintering space of bead, guarantee sintering sealing effect.
Further, the quantity that the positioning convex platform corresponds to mounting hole is equipped with multiple.
Further, with the transition in a circular table shape for penetrating through and being connect with the type hole at the positioning convex platform center
Hole, the lesser one end of diameter is docked with the type hole on upper mold groove on transitional pore.
Further, with product upper mold Corresponding matching is also respectively set at the angle of corresponding four ends in mould in the product
Location hole and positioning pin
Compared with prior art, the utility model has the advantage that
(1) by the way that positioning convex platform is arranged on upper mold groove, convex decometer after mould molding in product upper mold, product is utilized
Enter in the mounting hole of shell, to realizing that effective position is fixed between shell and pin, effectively prevents circular housing in processing
The offset problem generated since bead size concentricity is inconsistent.
(2) by limitation positioning convex platform outer diameter and mounting hole internal diameter difference in 0.06mm (i.e. positioning convex platform outer diameter
Less than mounting hole internal diameter difference in 0.06mm), both allowed positioning convex platform be very easily caught in mounting hole and pin it
Between annular gap, meanwhile, also ensure that the Concentricity tolerance of the mounting hole of pin and shell in 0.03mm, meets product
Precise requirements when client positions patch chip.
(3) transitional pore docked at positioning convex platform center with upper mold groove type hole is arranged to circle, and it is fixed to effectively reduce
A possibility that end face of position boss and contact area of melten glass pearl, reduction glassy bond graphite mold surface graphite.
Detailed description of the invention
Fig. 1 for no positioning round product schematic cross-sectional view；
Fig. 2 is the schematic top plan view of the product upper mold of the utility model；
Fig. 3 is the enlarged section schematic diagram of the part-structure of the product upper mold of the utility model；
Fig. 4 is the schematic top plan view of mould in the product of the utility model；
Fig. 5 is the enlarged section schematic diagram of the part-structure of mould in the product of the utility model；
Description of symbols in figure:
1- shell, 2- glass sintering area, 3- pin, 4- mounting hole, 5- product upper mold, mould in 6- product, 7- upper mold groove,
Mould groove in 8-, the upper model hole of 9-, model hole in 10-, 11- positioning convex platform, 12- transitional pore, 13- location hole, 14- positioning pin.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model
Implemented premised on technical solution, the detailed implementation method and specific operation process are given, but the guarantor of the utility model
Shield range is not limited to the following embodiments.
Embodiment 1
A kind of no positioning round product concentricity guarantees mold, should for processing as shown in Figure 1 without positioning round product
No positioning round product includes the shell 1 of circular in cross-section, and multiple mounting holes 4 passed through for pin 3, ginseng are had on shell 1
As shown in Fig. 2-Fig. 5, mold includes mould 6 in product upper mold 5 and product, in product upper mold 5 and product at the contact interface of mould 6
It is machined with the corresponding upper mold groove 7 in position and middle mould groove 8 respectively, and cooperatively forms and the matched type chamber of shell 1, upper mold groove
7 match model hole 9 and middle model hole 10 with the both ends for exposing shell 1 with pin 3 are also respectively set on middle mould groove 8, upper
It is still around model hole 9 on mould groove 7 and is machined with positioning convex platform 11, after mould 6 molds in product upper mold 5 and product, positioning convex platform
11 are caught in the mounting hole 4 of shell 1 and the annular gap of 3 part of pin, so that pin 3 keeps concentric with mounting hole 4.
In order to further ensure the concentricity and the smooth effect of installation, positioning convex platform 11 and upper model of pin 3 and mounting hole 4
Hole 9 is concentric, and the absolute value of the difference of the internal diameter of the outer diameter of positioning convex platform 11 and mounting hole 4 is less than 0.06mm.
Meanwhile the height of prominent 7 bottom surface of upper mold groove of positioning convex platform 11 is 0.06mm.Both positioning convex platform 11 and peace had been met
The horizontal direction positioning between hole 4 is filled, avoids shell 1 since annular gap has the offset generated, meanwhile, will not be excessive
The molten sintering space of bead is occupied, guarantee is sintered to fix effect.The quantity of the corresponding mounting hole 4 of positioning convex platform 11 is equipped with four
It is a.With penetrating through and the transitional pore 12 in a circular table shape that is connect with type hole at 11 center of positioning convex platform, on transitional pore 12 diameter compared with
Small one end is docked with the type hole on upper mold groove 7, can effectively reduce the end face of positioning convex platform 11 and connecing for melten glass pearl
A possibility that contacting surface product, reduction glassy bond graphite mold surface graphite.In addition, mould 6 is with product upper mold 5 corresponding in product
The location hole 13 and positioning pin 14 of Corresponding matching is also respectively set at angle in four ends, so that mould 6 and product upper mold 5 can be in product
In processing, docking is fixed.
It is according to the structure of Fig. 1 and Fig. 2 that raw material, including shell 1, bead and pin 3 etc. is logical in product processing
It crosses frock clamp to be normally encased in product in mould 6, then covers product upper mold 5, overturn, realize product upper mold 5 in upper, product
State of the middle mould 6 under.Then, it holds mold properly, is gently beaten from side product upper mold 5 2-3 times, so that all positioning convex platforms
11 snap on shell 1 in corresponding mounting hole 4, in this way, during the sintering process when, mounting hole 4 and product upper mold on shell 1
Positioning convex platform 11 on 5 remains at corresponding position, and then ensure that the pin 3 of sintered product and mounting hole 4
The concentricity divided meets accuracy of the client when chip is pasted in positioning within 0.03mm.
It can understand the above description of the embodiments is intended to facilitate those skilled in the art and use practical
It is novel.Person skilled in the art obviously easily can make various modifications to these embodiments, and illustrating herein
General Principle be applied in other embodiments without having to go through creative labor.Therefore, the utility model is not limited to above-mentioned
Embodiment, those skilled in the art's announcement according to the present utility model, do not depart from improvement that the utility model scope is made and
Modification should be all within the protection scope of the utility model.
Claims (6)
1. a kind of no positioning round product concentricity guarantees mold, for processing without positioning round product, this is produced without positioning round
Product include the shell of circular in cross-section, have multiple mounting holes passed through for pin on shell, which is characterized in that the mold
Including mould in product upper mold and product, be machined with respectively at product upper mold and the contact interface of mould in product position it is corresponding on
Mould groove and middle mould groove, and cooperatively form with the matched type chamber of the shell, also divide on the upper mold groove and middle mould groove
The both ends that She Zhi not expose shell with pin match model hole and middle model hole, and the upper model is still around on upper mold groove
Hole machined has positioning convex platform, and in product upper mold and product after mould molding, positioning convex platform is caught in the mounting hole and pin portions of shell
Annular gap in so that pin and mounting hole keep concentric.
2. a kind of no positioning round product concentricity according to claim 1 guarantees mold, which is characterized in that described determines
Position boss and upper model hole are concentric, and the outer diameter of positioning convex platform and the absolute value of the difference of the internal diameter of the mounting hole are less than
0.06mm。
3. a kind of no positioning round product concentricity according to claim 1 guarantees mold, which is characterized in that positioning convex platform
The height of prominent upper mold groove floor is 0.06mm.
4. a kind of no positioning round product concentricity according to claim 1 guarantees mold, which is characterized in that described determines
The transitional pore in a circular table shape for penetrating through and connecting with the type hole, lesser one end of diameter on transitional pore are had at the boss center of position
It is docked with the type hole on upper mold groove.
5. a kind of no positioning round product concentricity according to claim 1 guarantees mold, which is characterized in that described determines
The quantity that position boss corresponds to mounting hole is equipped with multiple.
6. a kind of no positioning round product concentricity according to claim 1 guarantees mold, which is characterized in that the production
Mould holds the location hole and positioning pin that Corresponding matching is also respectively set at angle with product upper mold at corresponding four in product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821499925.5U CN208706583U (en) | 2018-09-13 | 2018-09-13 | A kind of no positioning round product concentricity guarantee mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821499925.5U CN208706583U (en) | 2018-09-13 | 2018-09-13 | A kind of no positioning round product concentricity guarantee mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208706583U true CN208706583U (en) | 2019-04-05 |
Family
ID=65947284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821499925.5U Active CN208706583U (en) | 2018-09-13 | 2018-09-13 | A kind of no positioning round product concentricity guarantee mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208706583U (en) |
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2018
- 2018-09-13 CN CN201821499925.5U patent/CN208706583U/en active Active
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