CN205464189U - Modular flange casting grinding apparatus - Google Patents
Modular flange casting grinding apparatus Download PDFInfo
- Publication number
- CN205464189U CN205464189U CN201620123366.2U CN201620123366U CN205464189U CN 205464189 U CN205464189 U CN 205464189U CN 201620123366 U CN201620123366 U CN 201620123366U CN 205464189 U CN205464189 U CN 205464189U
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- CN
- China
- Prior art keywords
- core
- hole
- lower bolster
- cope match
- plate pattern
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a modular flange casting grinding apparatus relates to casting grinding apparatus technical field, the utility model discloses a lower bolster, cope match -plate pattern and mandrel, lower bolster and cope match -plate pattern enclose into second grade step shaft form die cavity, the lower bolster is discoid, and the lower bolster center is equipped with mandrel hole no. 1, the cope match -plate pattern is cylindric, and big end down's cyclic annular ladder groove is seted up to its lower surface, and cyclic annular ladder groove top center is equipped with mandrel hole no. 2, outside the die cavity is extended through mandrel hole no. 1 and mandrel hole no. 2 respectively from the die cavity in mandrel hole no. 2 and the coincidence of a mandrel hole the central axis, mandrel both ends, the utility model has the advantages of simple structure, production efficiency is high, and is with low costs.
Description
Technical field
This utility model relates to casting grinding tool technical field, more particularly to a kind of modular flange casting grinding tool.
Background technology
Flange call orchid flange or bead again, flange is interconnective part between pipe and pipe, the connection between pipe end；Also having the flange that the equipment that is used in is imported and exported, the connection between two equipment, such as reductor flange.Flange joint or bump joint, refer to be connected with each other the releasable connection as one group of combined sealing structure by flange, pad and bolt three.
The most the more commonly used flange manufacture method have casting, forge, the system of cutting and roll these four, wherein cast flange cost is minimum, therefore conventional cast flange in low pressure and cryogenic pipe.It is accurate that casting flange out has blank shape size, and processing capacity is little, production efficiency relatively advantages of higher.
At present when flange casts, main employing sand mold low pressure casting and metal pattern gravitational casting two ways cast.Sand mold low pressure casting is the core going out product casting mold with phenolic sand molding, is allowed to molding by the method for low-pressure casting on air injection machine, remains a need for substantial amounts of personnel and participate in during moulding, and after product has cast, non-finished surface of polishing is allowed to meet roughness requirements.Metal pattern gravitational casting mode is to use die cast flange, to improve the surface smoothness of flange, still uses resin sand to make core and the core of connection hole of centre bore simultaneously.Core, as single use, often does a flange with regard to a set of core of brand-new, virtually reduces production efficiency.Molten metal is poured into after location core, matched moulds mold cavity, and the demoulding uses manual firmly striking to be deviate from from mould by product.When producing flange, it is still necessary to substantial amounts of personnel participate in moulding, cast, the demoulding, human cost is high.
Summary of the invention
In order to overcome above-mentioned technical deficiency, this utility model provides a kind of modular flange casting grinding tool.
This utility model to achieve these goals concrete the most by the following technical solutions:
A kind of modular flange casting grinding tool, including lower bolster, cope match-plate pattern and core, lower bolster and cope match-plate pattern surround two grades of ladder shaft-like die cavitys, described lower bolster is discoid, and lower bolster center is provided with core hole one, and described cope match-plate pattern is cylindric, its lower surface offers up-small and down-big annular stepped groove, annular stepped groove top center is provided with core hole two, described core hole two and core hole one central axes, and core two ends are extended die cavity by core hole one and core hole two in die cavity respectively；
Cope match-plate pattern upper surface is evenly distributed in multiple upper core axle hole one connected with annular stepped groove by core, upper core axle hole one is up big and down small shoulder hole, lower bolster lower surface is provided with and multiple descends core axle hole two one to one with upper core axle hole one, the ladder mandrel adapted to core axle hole one shape it is provided with in core axle hole one, the other end of mandrel passes in corresponding lower core axle hole two through die cavity, and described lower bolster lower surface is provided with a loop lightening grooves around core hole two.
Further, described lower bolster upper end outer rim is provided with male half coupling, and the annular stepped groove lower end outward flange of cope match-plate pattern is provided with the inner stopper coordinated with male half coupling.
Further, described cope match-plate pattern upper surface is provided with the tapping hole connected with annular stepped groove.
Further, described core two ends all connect by nut is fixing.
Further, mandrel lower end is fixed on lower bolster by locking nut.
Further, described core and mandrel material are 3Cr2W8V material.
The beneficial effects of the utility model are as follows:
This utility model simple in construction, easy to use, for combination type grinding tool, convenient dismounting, core and mandrel are made by the metal material 3Cr2W8V that fusing point is higher, it is not necessary to make core again, it is possible to realize the continuous casting of flange, mould is installed and the demoulding is easy, just can be exited by reversely rotating mandrel and core, it is possible to increase production efficiency, be reduced manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of a kind of modular flange of this utility model casting grinding tool；
Fig. 2 is the sectional view of cope match-plate pattern；
Fig. 3 is the sectional view of lower bolster；
Reference: 1-lower bolster, 1-1-lightening grooves, 1-2-core hole one, core axle hole two under 1-3-, 1-4-male half coupling, 2-cope match-plate pattern, 2-1-annular stepped groove, 2-2-tapping hole, the upper core axle hole of 2-3-one, 2-4-core hole two, 2-5-inner stopper, 3-mandrel, 4-nut, 5-core, 6-locking nut.
Detailed description of the invention
In order to those skilled in the art are better understood from this utility model, with following example, this utility model is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Fig. 1 ~ 3, the present embodiment provides a kind of modular flange casting grinding tool, including lower bolster 1, cope match-plate pattern 2 and core 5, it is characterized in that, lower bolster 1 and cope match-plate pattern 2 surround two grades of ladder shaft-like die cavitys, described lower bolster 1 is discoid, lower bolster 1 center is provided with core hole one 1-2, described cope match-plate pattern 2 is cylindric, its lower surface offers up-small and down-big annular stepped groove 2-1, annular stepped groove 2-1 top center is provided with core hole two 2-4, described core hole two 2-4 and core hole one 1-2 central axes, core 5 two ends are extended die cavity by core hole one 1-2 and core hole two 2-4 in die cavity respectively；
Cope match-plate pattern 1 upper surface is evenly distributed in multiple upper core axle hole one 2-3 connected with annular stepped groove 2-1 by core, upper core axle hole one 2-3 is up big and down small shoulder hole, lower bolster 1 lower surface is provided with and multiple descends core axle hole two 1-3 one to one with upper core axle hole one 2-3, the ladder mandrel 3 adapted to core axle hole one 2-3 shape it is provided with in core axle hole one 2-3, the other end of mandrel 3 passes in corresponding lower core axle hole two 1-3 through die cavity, and described lower bolster 1 lower surface is provided with a loop lightening grooves 1-1 around core hole two 2-4.
Embodiment 2
As shown in Fig. 1 ~ 3, the present embodiment provides a kind of modular flange casting grinding tool, including lower bolster 1, cope match-plate pattern 2 and core 5, it is characterized in that, lower bolster 1 and cope match-plate pattern 2 surround two grades of ladder shaft-like die cavitys, described lower bolster 1 is discoid, lower bolster 1 center is provided with core hole one 1-2, described cope match-plate pattern 2 is cylindric, its lower surface offers up-small and down-big annular stepped groove 2-1, annular stepped groove 2-1 top center is provided with core hole two 2-4, described core hole two 2-4 and core hole one 1-2 central axes, core 5 two ends are extended die cavity by core hole one 1-2 and core hole two 2-4 in die cavity respectively；
Cope match-plate pattern 1 upper surface is evenly distributed in multiple upper core axle hole one 2-3 connected with annular stepped groove 2-1 by core, upper core axle hole one 2-3 is up big and down small shoulder hole, lower bolster 1 lower surface is provided with and multiple descends core axle hole two 1-3 one to one with upper core axle hole one 2-3, the ladder mandrel 3 adapted to core axle hole one 2-3 shape it is provided with in core axle hole one 2-3, the other end of mandrel 3 passes in corresponding lower core axle hole two 1-3 through die cavity, and described lower bolster 1 lower surface is provided with a loop lightening grooves 1-1 around core hole two 2-4.
Described lower bolster 1 upper end outer rim is provided with male half coupling 1-4, and the annular stepped groove 2-1 lower end outward flange of cope match-plate pattern 2 is provided with the inner stopper 2-5 coordinated with male half coupling 1-4.
Described cope match-plate pattern 1 upper surface is provided with the tapping hole 2-2 connected with annular stepped groove 2-1.
Embodiment 3
As shown in Fig. 1 ~ 3, the present embodiment provides a kind of modular flange casting grinding tool, including lower bolster 1, cope match-plate pattern 2 and core 5, it is characterized in that, lower bolster 1 and cope match-plate pattern 2 surround two grades of ladder shaft-like die cavitys, described lower bolster 1 is discoid, lower bolster 1 center is provided with core hole one 1-2, described cope match-plate pattern 2 is cylindric, its lower surface offers up-small and down-big annular stepped groove 2-1, annular stepped groove 2-1 top center is provided with core hole two 2-4, described core hole two 2-4 and core hole one 1-2 central axes, core 5 two ends are extended die cavity by core hole one 1-2 and core hole two 2-4 in die cavity respectively；
Cope match-plate pattern 1 upper surface is evenly distributed in multiple upper core axle hole one 2-3 connected with annular stepped groove 2-1 by core, upper core axle hole one 2-3 is up big and down small shoulder hole, lower bolster 1 lower surface is provided with and multiple descends core axle hole two 1-3 one to one with upper core axle hole one 2-3, the ladder mandrel 3 adapted to core axle hole one 2-3 shape it is provided with in core axle hole one 2-3, the other end of mandrel 3 passes in corresponding lower core axle hole two 1-3 through die cavity, and described lower bolster 1 lower surface is provided with a loop lightening grooves 1-1 around core hole two 2-4.
Described core 5 two ends all connect by nut 4 is fixing.
Described mandrel 3 lower end is fixed on lower bolster 1 by locking nut 6.
Described core 5 and mandrel 3 material are 3Cr2W8V material.
The above; it is only preferred embodiment of the present utility model; not in order to limit this utility model; scope of patent protection of the present utility model is as the criterion with claims; the equivalent structure change that every utilization description of the present utility model and accompanying drawing content are made, in like manner should be included in protection domain of the present utility model.
Claims (6)
1. a modular flange casting grinding tool, including lower bolster (1), cope match-plate pattern (2) and core (5), it is characterized in that, lower bolster (1) and cope match-plate pattern (2) surround two grades of ladder shaft-like die cavitys, described lower bolster (1) is discoid, lower bolster (1) center is provided with core hole one (1-2), described cope match-plate pattern (2) is cylindric, its lower surface offers up-small and down-big annular stepped groove (2-1), annular stepped groove (2-1) top center is provided with core hole two (2-4), described core hole two (2-4) and core hole one (1-2) central axes, core (5) two ends are extended die cavity by core hole one (1-2) and core hole two (2-4) in die cavity respectively；
Cope match-plate pattern (1) upper surface is evenly distributed in multiple upper core axle hole one (2-3) connected with annular stepped groove (2-1) by core, upper core axle hole one (2-3) is up big and down small shoulder hole, lower bolster (1) lower surface is provided with and multiple descends core axle hole two (1-3) one to one with upper core axle hole one (2-3), the ladder mandrel (3) adapted to core axle hole one (2-3) shape it is provided with in core axle hole one (2-3), the other end of mandrel (3) passes in corresponding lower core axle hole two (1-3) through die cavity, described lower bolster (1) lower surface is provided with a loop lightening grooves (1-1) around core hole two (2-4).
Modular flange the most according to claim 1 casting grinding tool, it is characterized in that, described lower bolster (1) upper end outer rim is provided with male half coupling (1-4), and annular stepped groove (2-1) the lower end outward flange of cope match-plate pattern (2) is provided with the inner stopper (2-5) coordinated with male half coupling (1-4).
Modular flange the most according to claim 1 casting grinding tool, is characterized in that, described cope match-plate pattern (1) upper surface is provided with the tapping hole (2-2) connected with annular stepped groove (2-1).
Modular flange the most according to claim 1 casting grinding tool, is characterized in that, described core (5) two ends all connect by nut (4) is fixing.
Modular flange the most according to claim 1 casting grinding tool, is characterized in that, described mandrel (3) lower end is fixed on lower bolster (1) by locking nut (6).
Modular flange the most according to claim 1 casting grinding tool, is characterized in that, described core (5) and mandrel (3) material are 3Cr2W8V material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620123366.2U CN205464189U (en) | 2016-02-17 | 2016-02-17 | Modular flange casting grinding apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620123366.2U CN205464189U (en) | 2016-02-17 | 2016-02-17 | Modular flange casting grinding apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205464189U true CN205464189U (en) | 2016-08-17 |
Family
ID=56674332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620123366.2U Expired - Fee Related CN205464189U (en) | 2016-02-17 | 2016-02-17 | Modular flange casting grinding apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205464189U (en) |
-
2016
- 2016-02-17 CN CN201620123366.2U patent/CN205464189U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20170217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |