CN106001445A - Precoated sand die of hoop - Google Patents
Precoated sand die of hoop Download PDFInfo
- Publication number
- CN106001445A CN106001445A CN201610574571.5A CN201610574571A CN106001445A CN 106001445 A CN106001445 A CN 106001445A CN 201610574571 A CN201610574571 A CN 201610574571A CN 106001445 A CN106001445 A CN 106001445A
- Authority
- CN
- China
- Prior art keywords
- die
- dynamic model
- plugging device
- cover half
- pipeline leakage
- Prior art date
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sewage (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention belongs to the technical field of casting moulding of hoop housings, and specifically relates to a precoated sand die of a hoop. The precoated sand die of the hoop comprises a fixed die and a movable die, wherein convex die cores are arranged on the fixed die, and the surface profiles of the convex die cores are the same as the outside profiles of half hoop housings; the movable die is a concave die; mould cavities of the concave die comprise first cavities which have the same profile as sand mould base plates, and second cavities which are formed in the middle parts of the first cavities and have the same profile as the insides of the half hoop housings; when the movable die and the fixed die are closed, a cavity with the same profile as a sand mould is formed between each convex die core and the corresponding concave die mould cavity; through grooves through which the concave die mould cavities can communicate with the sidewall of the movable die are formed in the side edge of the movable die; when the movable die and the fixed die are closed, the through grooves can form sand feeding ports of the die; a bulge for forming a casting head and a running channel on the sand mould is arranged on the fixed die. With the adoption of the precoated sand die of the hoop, a precoated sand mould of the hoop can be formed, and the precoated sand mould can effectively improve the casting quality of a hoop housing.
Description
Technical field
The invention belongs to pipeline leakage plugging device shell cast field shaping technique, be specifically related to a kind of pipeline leakage plugging device overlay film sand mo(u)ld
Tool.
Background technology
Precoated sand casting technique is to utilize precoated sand to produce the sand mold consistent with foundry goods profile, then with sand mold
Pour for mould.This casting technique is generally used for the part that molding structure is complex, such as pipeline leakage plugging device shell
The casting of body.The outside of pipeline leakage plugging device housing is typically provided the reinforcement structure such as footpath, lug, and inner side is provided with sealing gasket
Mounting groove, uses general casting technique molding relatively difficult, is suitable for using precoated sand moulding process, and this just needs
Design a set of special precoated sand mould.
Summary of the invention
It is an object of the invention to provide a kind of pipeline leakage plugging device precoated sand mould for molding pipeline leakage plugging device overlay film sand mold.
For achieving the above object, the invention provides technical scheme: a kind of pipeline leakage plugging device precoated sand mould, bag
Including fixed half and moving half, described cover half is provided with punch core rod, the surface profile of described punch core rod and pipeline leakage plugging device
The lateral profile of half-shell is identical；Described dynamic model is die, and the die cavity of die includes consistent with sand mold substrate profile
The first rank die cavity, and the inner side profile with pipeline leakage plugging device half-shell offered in the middle part of the first rank die cavity is identical
Second-order die cavity；Described dynamic model and cover half relative motion constitute opening and closing movement；When dynamic model and cover half engage,
The chamber consistent with sand mold profile is formed between punch core rod and concave die cavity；Described dynamic model edge is communicated with
Concave die cavity and the groove of dynamic model sidewall, when dynamic model and cover half engage, this groove forms mould gaza mouth；
It is additionally provided with on described cover half for forming dead head and the protuberance of running channel on sand mold.
Described cover half is provided with two groups of punch core rods, the profile of two groups of punch core rods respectively with same pipeline leakage plugging device
The lateral profile of two half-shell is consistent.
Being provided with two groups of second-order die cavities in described first rank die cavity, the contour shape of two groups of second-order die cavities is respectively
Consistent with the inner side profile of the two of same pipeline leakage plugging device half-shell.
Described cover half is provided with fixed die ejector, and described fixed die ejector runs through cover half, and relative to cover half along die sinking
Direction moves back and forth and arranges, and one end opposing with punch core rod on described fixed die ejector is connected with fixed die ejector plate,
It is provided with the first stage clip between described fixed die ejector plate and the cover half back side.
Described dynamic model is provided with dynamic model thimble, and described dynamic model thimble runs through dynamic model, and relative to dynamic model along die sinking
Direction moves back and forth and arranges, and one end opposing with dynamic model die cavity on described dynamic model thimble is connected with dynamic model ejector retainner plate,
It is provided with the second stage clip between described dynamic model ejector retainner plate and the dynamic model back side.
It is laid with electric heating tube inside described dynamic model and cover half.
Two groups of described punch core rods and two groups of concave die cavities are arranged along same axis respectively；Described for shape
Become the protuberance of dead head and running channel between two punch core rods.
The method have technical effect that: the precoated sand mould that the present invention provides can be used in molding pipeline leakage plugging device and covers
Film sand mold, this overlay film sand mold can be effectively improved the castability of pipeline leakage plugging device housing.
Accompanying drawing explanation
Fig. 1 is sand mold perspective view；
Fig. 2 is the fixed mould structure front view of the present invention；
Fig. 3 is the dynamic model structural front view of the present invention；
Fig. 4 is the installation diagram of the present invention, and in figure, dynamic model and cover half are in matched moulds state；
Fig. 5 is the die opening state schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
As shown in Fig. 2,3,4,5, a kind of pipeline leakage plugging device precoated sand mould, including cover half 10 and dynamic model 20, institute
State cover half 10 and be provided with punch core rod 11, outside the surface profile of described punch core rod 11 is with pipeline leakage plugging device half-shell
Side profile is identical；Described dynamic model 20 is die, and the die cavity of die includes and the base of the sand mold 30 shown in Fig. 1
The first rank die cavity 21 that plate 31 profile is consistent, and offer in the middle part of the first rank die cavity 21 with pipeline leakage plugging device half
The second-order die cavity 22 that the inner side profile of shell is identical；Described dynamic model 20 and cover half 10 relative motion constitute folding
Action；When dynamic model 20 and cover half 10 engage, formed and sand mold 30 between punch core rod 11 and concave die cavity
The chamber that profile is consistent；Described dynamic model 20 edge is communicated with the groove 23 of concave die cavity and dynamic model 20 sidewall,
When dynamic model 20 and cover half 10 engage, this groove 23 forms mould gaza mouth；Also set on described cover half 10
Have for forming dead head 32 and the protuberance 12 of running channel 33 on sand mold 30.The overlay film sand mo(u)ld that the present invention provides
Tool can be used in molding pipeline leakage plugging device overlay film sand mold 30, and this overlay film sand mold can be effectively improved the casting of pipeline leakage plugging device housing
Make quality.
Preferably, described cover half 10 is provided with two groups of punch core rods 11, and the profile of two groups of punch core rods 11 divides
Not consistent with the lateral profile of the two of same pipeline leakage plugging device half-shell.
Preferably, two groups of second-order die cavities 22, two groups of second-order die cavities it are provided with in described first rank die cavity 21
The contour shape of 22 is consistent with the inner side profile of the two of same pipeline leakage plugging device half-shell respectively.
Preferably, described cover half 10 is provided with fixed die ejector 13, and described fixed die ejector 13 runs through cover half 10,
And move back and forth setting relative to cover half 10 along die sinking direction, with punch core rod 11 on described fixed die ejector 13
Opposing one end is connected with fixed die ejector plate 14, is provided with between described fixed die ejector plate 14 and cover half 10 back side
First stage clip 15.
Described dynamic model 20 is provided with dynamic model thimble 24, and described dynamic model thimble 24 runs through dynamic model 20, and relative to
Dynamic model 20 moves back and forth along die sinking direction and arranges, on described dynamic model thimble 24 opposing with dynamic model 20 die cavity one
End is connected with dynamic model ejector retainner plate 25, is provided with the second stage clip between described dynamic model ejector retainner plate 25 and dynamic model 20 back side
26。
Preferably, described dynamic model 20 and cover half 10 inside are laid with electric heating tube 16.
Preferably, described two groups of punch core rods 11 and two groups of concave die cavities are arranged along same axis respectively；Institute
The protuberance 12 for forming dead head 32 and running channel 33 stated is between two punch core rods 11.
The foregoing is only the preferred embodiment of the invention, not in order to limit the invention,
Any amendment, equivalent and the improvement etc. made within all spirit in the invention and principle, all should
Within being included in the protection domain of the invention.
Claims (7)
1. a pipeline leakage plugging device precoated sand mould, it is characterised in that: include that fixed half and moving half, described cover half are provided with
Punch core rod, the surface profile of described punch core rod is identical with the lateral profile of pipeline leakage plugging device half-shell；Described dynamic model
For die, the die cavity of die includes the first rank die cavity consistent with sand mold substrate profile, and at single order type
The second-order die cavity identical with pipeline leakage plugging device half-shell inner side profile that be that offer in the middle part of chamber；Described dynamic model and cover half phase
Motion is constituted opening and closing movement；When dynamic model and cover half engage, formed between punch core rod and concave die cavity with
The chamber that sand mold profile is consistent；Described dynamic model edge is communicated with the groove of concave die cavity and dynamic model sidewall, when
When dynamic model and cover half engaging, this groove forms mould gaza mouth；It is additionally provided with at sand mold on described cover half
Form dead head and the protuberance of running channel.
Pipeline leakage plugging device precoated sand mould the most according to claim 1, it is characterised in that: described cover half is provided with
Two groups of punch core rods, the profile of two groups of punch core rods respectively with the lateral profile of two half-shell of same pipeline leakage plugging device
Unanimously.
Pipeline leakage plugging device precoated sand mould the most according to claim 2, it is characterised in that: described first rank die cavity
Inside be provided with two groups of second-order die cavities, the contour shape of two groups of second-order die cavities respectively with two of same pipeline leakage plugging device
The inner side profile of half-shell is consistent.
Pipeline leakage plugging device precoated sand mould the most according to claim 1, it is characterised in that: described cover half is provided with
Fixed die ejector, described fixed die ejector runs through cover half, and arranges along the reciprocating motion of die sinking direction relative to cover half,
One end opposing with punch core rod on described fixed die ejector is connected with fixed die ejector plate, described fixed die ejector plate with
The first stage clip it is provided with between the cover half back side.
Pipeline leakage plugging device precoated sand mould the most according to claim 1, it is characterised in that: set on described dynamic model
There are dynamic model thimble, described dynamic model thimble to run through dynamic model, and arrange along the reciprocating motion of die sinking direction relative to dynamic model,
One end opposing with dynamic model die cavity on described dynamic model thimble is connected with dynamic model ejector retainner plate, described dynamic model ejector retainner plate with
The second stage clip it is provided with between the dynamic model back side.
Pipeline leakage plugging device precoated sand mould the most according to claim 1, it is characterised in that: described dynamic model and cover half
Inside is laid with electric heating tube.
Pipeline leakage plugging device precoated sand mould the most according to claim 3, it is characterised in that: two groups of described punch
Core rod and two groups of concave die cavities are arranged along same axis respectively；Described for forming the convex of dead head and running channel
Portion is positioned between two punch core rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610574571.5A CN106001445B (en) | 2016-07-20 | 2016-07-20 | A kind of pipeline leakage plugging device precoated sand mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610574571.5A CN106001445B (en) | 2016-07-20 | 2016-07-20 | A kind of pipeline leakage plugging device precoated sand mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106001445A true CN106001445A (en) | 2016-10-12 |
| CN106001445B CN106001445B (en) | 2018-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610574571.5A Active CN106001445B (en) | 2016-07-20 | 2016-07-20 | A kind of pipeline leakage plugging device precoated sand mould |
Country Status (1)
| Country | Link |
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| CN (1) | CN106001445B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128027A (en) * | 2018-10-26 | 2019-01-04 | 禹州市昆仑模具有限公司 | A kind of front hub precoated sand mold |
| CN109158539A (en) * | 2018-11-14 | 2019-01-08 | 禹州市昆仑模具有限公司 | A kind of upper mold for contact precoated sand mold |
| CN109211713A (en) * | 2018-10-22 | 2019-01-15 | 宁波新天阳新材料科技有限公司 | A kind of anti-shelling property tester of precoated sand and its application method |
| CN109940832A (en) * | 2019-04-10 | 2019-06-28 | 安徽同发设备股份有限公司 | A kind of more specification multilayer pressure injection molds of pipeline leakage plugging device rubber pad |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1188021A (en) * | 1997-09-05 | 1999-03-30 | Matsushita Electric Ind Co Ltd | Coil structure and its production |
| CN102303222A (en) * | 2011-08-30 | 2012-01-04 | 江苏海恒建材机械有限公司 | Process for producing pre-tensioned and pre-stressed concrete pile mold |
| CN205201991U (en) * | 2015-11-19 | 2016-05-04 | 重庆三英管道设备有限公司 | A forming die for breathing out husband saves to seal and fills up |
| CN205732845U (en) * | 2016-07-20 | 2016-11-30 | 焦祥静 | A kind of pipeline leakage plugging device precoated sand mould |
-
2016
- 2016-07-20 CN CN201610574571.5A patent/CN106001445B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1188021A (en) * | 1997-09-05 | 1999-03-30 | Matsushita Electric Ind Co Ltd | Coil structure and its production |
| CN102303222A (en) * | 2011-08-30 | 2012-01-04 | 江苏海恒建材机械有限公司 | Process for producing pre-tensioned and pre-stressed concrete pile mold |
| CN205201991U (en) * | 2015-11-19 | 2016-05-04 | 重庆三英管道设备有限公司 | A forming die for breathing out husband saves to seal and fills up |
| CN205732845U (en) * | 2016-07-20 | 2016-11-30 | 焦祥静 | A kind of pipeline leakage plugging device precoated sand mould |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109211713A (en) * | 2018-10-22 | 2019-01-15 | 宁波新天阳新材料科技有限公司 | A kind of anti-shelling property tester of precoated sand and its application method |
| CN109211713B (en) * | 2018-10-22 | 2024-01-16 | 天阳新材料科技有限公司 | Precoated sand shelling resistance tester and use method thereof |
| CN109128027A (en) * | 2018-10-26 | 2019-01-04 | 禹州市昆仑模具有限公司 | A kind of front hub precoated sand mold |
| CN109158539A (en) * | 2018-11-14 | 2019-01-08 | 禹州市昆仑模具有限公司 | A kind of upper mold for contact precoated sand mold |
| CN109940832A (en) * | 2019-04-10 | 2019-06-28 | 安徽同发设备股份有限公司 | A kind of more specification multilayer pressure injection molds of pipeline leakage plugging device rubber pad |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106001445B (en) | 2018-04-13 |
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