CN204027621U - For the core of flowmeter processing and for processing the mould of flowmeter - Google Patents
For the core of flowmeter processing and for processing the mould of flowmeter Download PDFInfo
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- CN204027621U CN204027621U CN201420356903.9U CN201420356903U CN204027621U CN 204027621 U CN204027621 U CN 204027621U CN 201420356903 U CN201420356903 U CN 201420356903U CN 204027621 U CN204027621 U CN 204027621U
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- core
- base component
- wedge part
- flowmeter
- runner
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Abstract
The utility model relates to and provides for the core of flowmeter processing and for processing the mould of flowmeter.According to core of the present utility model, there is pulled core structure, comprise independent of one another and base component and the wedge part of sliding joint relative to each other, under the state together with base component is being engaged with each other with wedge part, construct the shape of the runner in the shunt of flowmeter.The utility model has been realized a kind of Drawing-Core core simple in structure, and it can reuse, and has significantly improved production efficiency, and has reduced processing cost.
Description
Technical field
The utility model relates to the processing of flowmeter, relates to particularly the core for flowmeter processing, and relate to adopt this core for processing the mould of flowmeter.
Background technology
The content of this part only provides the background information relevant to the disclosure, and it may not form prior art.
Flowmeter is one of most important instrument in commercial measurement, includes mass flowmeter, spinner-type flowmeter, restriction flowmeter, slit flowmeter, volume-displacement, electromagnetic flowmeter, ultrasonic flow meter etc.Typical flowmeter comprises at least one isocon, such as, coriolis mass flowmeters.Fig. 7 and Fig. 8 show the flowmeter with two isocons, with reference to Fig. 7 and Fig. 8, the part-structure of this flowmeter are described.Flowmeter 10,10 ' shown in Fig. 7 and Fig. 8 comprises 11,12 and 11 ', 12 ' and two shunts 13,14 and 13 ', 14 ' of two isocons separately.The shunt 13,13 ' of inflow point is all assigned to fluid in two flowtube 11,12 and 11 ', 12 ', and the shunt 14,14 ' in exit is gathered together fluid.Conventionally, for fluid well-distributing is diverted in flowtube 11,12 and 11 ', 12 ', and make that the pressure loss tries one's best little, require the runner in shunt 13,14 and 13 ', 14 ' to want smooth transition, and complicated structure.In existing job operation, conventionally with ceramic core or water-soluble core, make runner.
Present inventor finds, because ceramic core or water-soluble core are just dropped after machining, only can use by single, start new processing at every turn and all need to reset new core, therefore make the processing technology of shunt complicated, increased processing cost, thereby caused flowmeter price higher.
Therefore, need to provide a kind of novel core for flowmeter processing, it can overcome the shortcoming existing in above-mentioned existing technologies.
Utility model content
An object of the present utility model is to provide a kind of core for flowmeter processing, and it is reusable.
Another object of the present utility model is to provide a kind of core for flowmeter processing, and it is simple in structure and with low cost.
Another object of the present utility model is to provide a kind of core for flowmeter processing, and it has simplified the global design of injection mold.
Another object of the present utility model is to provide a kind of injection mold, and it has adopted according to newly-designed core of the present utility model.
One or more in above-mentioned purpose, according to first aspect of the present utility model, provide a kind of core for flowmeter processing, this core has pulled core structure, comprise independent of one another and base component and the wedge part of sliding joint relative to each other, under the state together with base component is being engaged with each other with wedge part, construct the shape of the runner in the shunt of flowmeter.
Adopt such scheme, realized a kind of Drawing-Core core simple in structure, it can reuse, and has significantly improved production efficiency, and has reduced processing cost.
Preferably, according to the core of the utility model first aspect, wherein, base component comprises constructing the pedestal streamline surface of a part of the sweep outline of described runner, and wedge part comprises constructing the voussoir streamline surface of other parts of the sweep outline of runner.
Preferably, according to the core of the utility model first aspect, wherein, base component and wedge part longitudinally plane are fitted each other.
Preferably, according to the core of the utility model first aspect, wherein, base component comprise in order to below the supporting shoulder of supporting wedges parts.
Preferably, according to the core of the utility model first aspect, wherein, wedge part comprises in order to the butt shoulder from top butt base component.
Preferably, according to the core of the utility model first aspect, wherein, core is configured to form Y shape runner or U-shaped runner.
Preferably, according to the core of the utility model first aspect, wherein, wedge part comprises the first wedge part and the second wedge part coordinating with the both sides of base component respectively.
Preferably, according to the core of the utility model first aspect, wherein, base component is to comprise the split-type structural of axisymmetric the first base component and the second base component each other, the first base component is configured to coordinate with the first wedge part, and the second base component is configured to coordinate with the second wedge part.
Preferably, according to the core of the utility model first aspect, wherein, the first base component comprises the first pedestal streamline surface and the first supporting shoulder, the second base component comprises the second pedestal streamline surface and the second supporting shoulder, the first wedge part comprises the first voussoir streamline surface and the first butt shoulder, and the second wedge part comprises the second voussoir streamline surface and the second butt shoulder.
Preferably, according to the core of the utility model first aspect, wherein, base component is integral type structure.
Preferably, according to the core of the utility model first aspect, wherein, core has the first size corresponding with the port that confluxes of runner and second size corresponding with minor increment between the diversion port of runner, and first size is not less than the second size.
Further, according to the utility model second aspect, provide a kind of for processing the mould of flowmeter, wherein, this mould comprises according to the core of the utility model first aspect.
Accompanying drawing explanation
By the description referring to accompanying drawing, it is easier to understand that the feature and advantage of one or several embodiment of the present utility model will become, wherein:
Fig. 1 is according to the cross-sectional schematic of the core of a kind of embodiment of the utility model;
Fig. 2 and Fig. 3 are base component and the wedge part schematic diagram of core shown in pie graph 1;
Fig. 4 is according to the cross-sectional schematic of the core of the another kind of embodiment of the utility model;
Fig. 5 shows the core key dimension according to embodiment of the present utility model;
Fig. 6 A and Fig. 6 B show the stereographic map that utilizes the shunt producing according to core of the present utility model; And
Fig. 7 and Fig. 8 are shunt in existing flowmeter and the schematic diagram of isocon part.
Embodiment
Description related to the preferred embodiment is only exemplary below, and is never the restriction to the utility model and application or usage.In each accompanying drawing, adopt identical Reference numeral to represent identical parts, so the structure of same parts will no longer be repeated in this description.
Below with reference to Fig. 1-Fig. 5, the core for flowmeter processing according to embodiment of the present utility model is described.
First with reference to Fig. 1, wherein show according to the general illustration of the core of an embodiment of the utility model, wherein core represents with reference number 100, and the injection moulding region of core 100 outsides represents with reference number 200.As can be seen from Figure 1, core 100 is configured to pulled core structure on the whole.At this, pulled core structure refers to that core adopts the form design of " two, a core ", that is, be split type by the core designs of script integral type, and can after machining, directly detach die cavity.It should be noted that, the different piece of pulled core structure can detach along different directions, and this depends on the concrete shape of converted products.Particularly, in the embodiment shown in Fig. 1, core 100 comprises base component 110,120 independent of each other and wedge part 130,140, and base component 110,120 and wedge part 130,140 relative to each other can sliding joint.Wherein, under the state of base component 110,120 together with being engaged with each other with wedge part 130,140, the shape of the runner in the shunt of flowmeter will be constructed.
By above-mentioned Drawing-Core design, when the shunt of processing flowmeter, the core 100 forming that is fitted to each other by base component 110,120 and wedge part 130,140 is put into mold cavity, and then carry out injection mo(u)lding, after to be processed completing, open mould, and then by pulling out the runner of base component 110,120 and wedge part 130,140 shunts from moulding, by stripping operation, the shunt of moulding is taken out from die cavity subsequently.Therefore, utilization is according to core 100 of the present utility model, in taking out the process of shunt, by simple extraction action, the parts of core 100 can be taken out respectively from runner, it is very convenient to operate, and can not destroy core 100, thereby can in next injection mo(u)lding, reuse, avoid the waste of raw material.The core 100 of this design can be enhanced productivity significantly, reduces production costs, and improves the convenience of processing.
Below, continue with reference to Fig. 2 to Fig. 5, the more details according to core of the present utility model to be described.It should be noted that, in the embodiment of Fig. 2 to Fig. 4, the base component of core 100 is split-type structural, and it consists of two axisymmetric half portions, that is, and and the first base component 110 and the second base component 120.Accordingly, the wedge part of core 100 comprises and is used for respectively the first wedge part 130 and the second wedge part 140 that coordinate with the first base component 110 and the second base component 120.Below just for this concrete split-type structural to being described in detail according to core of the present utility model.Yet, be noted that, according to other embodiments of the present utility model, base component 110,120 also can be configured to the structure of integral type, now, the first wedge part 130 and the second wedge part 140 coordinate with the both sides of the base component of integral type respectively.This embodiment equally also falls in scope of the present utility model.
With reference to Fig. 2 and Fig. 3, the first base component 110 of core 100 and the second base component 120 comprise respectively constructing the 111 and second pedestal streamline surface 121, the first pedestal streamline surface of a part of sweep outline of runner, and the first wedge part 130 and 140 of the second wedge parts comprise respectively constructing the first voussoir streamline surface 131,134 and the second voussoir streamline surface 141,144 of other part sweep outlines of runner.Thus, at the first base component 110, the second base component 120, form whole core 100 after together with being engaged with each other with the first wedge part 130, the second wedge part 140, the profile of the runner in shunt also just forms thereupon.
Particularly, the first base component 110, the second base component 120 and the first wedge part 130, the second wedge part 140 respectively longitudinally plane fit each other.As shown in Figures 2 and 3, the first base component 110 and the second base component 120 have vertical binding face 112 separately and 122, the first wedge parts 130 and the second wedge part 140 and have vertical binding face 132 and 142 separately.Certainly, according to actual design needs, the first base component 110, the second base component 120 and the first wedge part 130, the second wedge part 140 also can be designed to along the plane laminating of tilting, as long as can realize the motion of loosing core.
Further, according in core 100 of the present utility model, the first base component 110, the second base component 120 comprise respectively in order to below support corresponding the first wedge part 130, the second wedge part 140 first supporting shoulder 113 and second supporting shoulder 123, as shown in Figure 2.When the first wedge part 130, the second wedge part 140 slides into while fitting completely with the first base component 110, the second base component 120, the lower end of the first wedge part 130, the second wedge part 140 is just bearing in respectively on the first supporting shoulder 113 and the second supporting shoulder 123.
Similarly, with reference to Fig. 3, according in core 100 of the present utility model, the first wedge part 130, the second wedge part 140 can comprise respectively in order to from corresponding the first base component 110 of top butt, the first butt shoulder 133 of the second base component 120, the second butt shoulder 143.When the first wedge part 130, the second wedge part 140 slides into while fitting completely with the first base component 110, the second base component 120, the first butt shoulder 133, the second butt shoulder 143 be the upper end of butt the first base component 110, the second base component 120 respectively just.
By above-mentioned shoulder structure is set, can make wedge part more firm with respect to the laminating of base component, be difficult for occurring the changing of the relative positions.
Fig. 4 shows the core 100 according to another embodiment of the utility model, wherein, the first base component 110, the second base component 120 and the first wedge part 130, the second wedge part 140 completely along perpendicular laminating, do not arrange above-mentioned shoulder portion each other.For the embodiment of Fig. 1, core 100 processing of this embodiment are convenient, and cost is cheaper.
Fig. 5 shows the useful size scope according to core 100 of the present utility model.Wherein D1 represents the first size corresponding to port 201 that conflux of core 100 and shunt runner, and D2 represents the second size corresponding to minor increment between the diversion port 202,203 of core 100 and runner.At this, in order to guarantee to loose core, to operate and can carry out smoothly, make first size D1 be not less than the second dimension D 2, that is, and D1≤D2.In the situation that having determined D1, D2, as long as by suitably adjusting the size (such as, width) of wedge part, just can suitably regulate the physical size of core, thereby go for large-scale runner design.
Fig. 6 A and Fig. 6 B show and can utilize the shunt producing according to core 100 of the present utility model.Shown in Fig. 6 A is rectangle shunt, and the port 201 ' that confluxes of the shunt 201 ' shown in it extends in one direction with diversion port 202 ', 203 '.Shown in Fig. 6 B is circular shunt 202 ", it also has in one direction the port 201 that confluxes extending " and diversion port 202 ", 203 ".
Based on principle of the present utility model, for the flow channel shape of dissimilar shunt, adjust accordingly the form of core 100, can construct the Drawing-Core core that is applicable to dissimilar shunt.Such as, in the example shown in Fig. 6 A and Fig. 6 B, shunt is the type for two isocons, to this, core 100 is configured to form Y shape runner or U-shaped runner.In other embodiments, such as for for single isocon or more than the shunt of two isocons, core 100 can carry out suitable adjustment according to the type of the actual quantity of isocon and shunt, such as, increase or reduce component.This is encompassed in scope of the present utility model too.
Especially, according to core 100 of the present utility model, can be made by stupalith.Certainly, any other suitable material is also feasible, such as, mould steel etc.
In addition, according to principle of the present utility model, also provide a kind of for processing the mould of flowmeter, this mould comprises according to above-mentioned core 100 of the present utility model.In injection moulding process, core 100 is placed in the die cavity of mould, thereby carries out injection molding.
Although described various embodiment of the present utility model in detail at this, but should be appreciated that the utility model is not limited to the embodiment of describing in detail and illustrating here, in the situation that not departing from essence of the present utility model and scope, can be realized by those skilled in the art other modification and variant.All these modification and variant all fall in scope of the present utility model.And all members described here can be replaced by the member being equal in other technologies.
Claims (12)
1. the core for flowmeter processing, it is characterized in that, described core (100) has pulled core structure, comprise independent of one another and the base component of sliding joint (110,120) and wedge part (130,140) relative to each other, described base component (110,120) and described wedge part (130,140) construct the shape of the runner in the shunt of flowmeter under the state being engaged with each other together.
2. core according to claim 1, it is characterized in that, described base component (110,120) comprises constructing the pedestal streamline surface (111,121) of a part of the sweep outline of described runner, and described wedge part (130,140) comprises constructing the voussoir streamline surface (131,134,141,144) of other parts of the sweep outline of described runner.
3. core according to claim 1, is characterized in that, described base component (110,120) and described wedge part (130,140) longitudinally plane are fitted each other.
4. core according to claim 1, is characterized in that, described base component (110,120) comprise in order to below support the supporting shoulder (113,123) of described wedge part (130,140).
5. core according to claim 1, is characterized in that, described wedge part (130,140) comprises in order to the butt shoulder from base component described in the butt of top (110,120) (133,143).
6. core according to claim 1, is characterized in that, described core (100) is configured to form Y shape runner or U-shaped runner.
7. according to the core described in any one in claim 1 to 6, it is characterized in that, described wedge part (130,140) comprises the first wedge part (130) and the second wedge part (140) coordinating with the both sides of described base component (110,120) respectively.
8. core according to claim 7, it is characterized in that, described base component (110,120) is to comprise the split-type structural of axisymmetric the first base component (110) and the second base component (120) each other, described the first base component (110) is configured to coordinate with described the first wedge part (130), and described the second base component (120) is configured to coordinate with described the second wedge part (140).
9. core according to claim 8, it is characterized in that, described the first base component (110) comprises the first pedestal streamline surface (111) and the first supporting shoulder (113), described the second base component (120) comprises the second pedestal streamline surface (121) and the second supporting shoulder (123), described the first wedge part (130) comprises the first voussoir streamline surface (131,134) and the first butt shoulder (133), and described the second wedge part (140) comprises the second voussoir streamline surface (141,144) and the second butt shoulder (143).
10. core according to claim 7, is characterized in that, described base component (110,120) is integral type structure.
11. according to the core described in any one in claim 1 to 6, it is characterized in that, described core (100) has the first size (D1) corresponding with the port that confluxes (201) of described runner and second size (D2) corresponding with minor increment between the diversion port (202,203) of described runner, and described first size (D1) is not less than described the second size (D2).
12. 1 kinds for processing the mould of flowmeter, it is characterized in that, described mould comprises according to the core described in any one in claim 1 to 11 (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420356903.9U CN204027621U (en) | 2014-06-30 | 2014-06-30 | For the core of flowmeter processing and for processing the mould of flowmeter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420356903.9U CN204027621U (en) | 2014-06-30 | 2014-06-30 | For the core of flowmeter processing and for processing the mould of flowmeter |
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| CN204027621U true CN204027621U (en) | 2014-12-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117307854A (en) * | 2023-11-28 | 2023-12-29 | 沃森测控技术（河北）有限公司 | Shunt and coriolis flowmeter |
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2014
- 2014-06-30 CN CN201420356903.9U patent/CN204027621U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117307854A (en) * | 2023-11-28 | 2023-12-29 | 沃森测控技术（河北）有限公司 | Shunt and coriolis flowmeter |
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