CN208263275U - A kind of shurry pump pump housing compression moulding structure - Google Patents
A kind of shurry pump pump housing compression moulding structure Download PDFInfo
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- CN208263275U CN208263275U CN201820749559.8U CN201820749559U CN208263275U CN 208263275 U CN208263275 U CN 208263275U CN 201820749559 U CN201820749559 U CN 201820749559U CN 208263275 U CN208263275 U CN 208263275U
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- pump body
- body cast
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Abstract
The utility model discloses a kind of shurry pump pump housing compression moulding structures, it is intended to which consistency is inadequate after solving the molding of shurry pump pump housing lining, the low deficiency of product qualification rate.The utility model includes the bed die being adapted to pump body cast, backform, side form, mold core, runner type block, blanking tube and type block positioning ring are equipped between bed die and pump body cast, it is constituted between blanking tube inner wall and type block positioning ring outer wall and pushes chamber, push the intracavitary push-down head for being equipped with annular；Runner type block is arranged between mold core outer wall and pump body cast inner wall, filling-layer type chamber is equipped between runner type block outer wall and pump body cast inner wall, mold core and circulation type block lower end are both supported upon on type block positioning ring；It is set with seaming chuck outside backform, upper pressure chamber is equipped between backform and pump body cast inner wall, seaming chuck lower end is equipped with upper press ring, and upper press ring is inserted into pressure chamber；Plug is equipped in side form, mandrel outer is set with inclined-plane pressure head, and close outer end is set with end face pressure head on inclined-plane pressure head outer wall.
Description
Technical field
The utility model relates to a kind of shurry pump processing technologies, more specifically, it relates to which a kind of shurry pump pump housing is suppressed
Molding structure.
Background technique
Currently, one layer of erosion resistant coating of lining on pump body cast inner wall is needed in shurry pump pump housing process, it is common to do
Method is that pump body cast is mounted in tooling, then by be extruded in mode by the wadding under molten condition squeeze into cast inner wall with
It is any that lining is formed after supercooling in cavity between tooling, but since the wadding mobility under molten condition is bad, again
Because runner distance is longer, it is difficult one-pass molding or lining consistency after molding is inadequate, product qualification rate is not high.
Utility model content
Consistency is inadequate after the utility model overcomes the molding of shurry pump pump housing lining, and the low deficiency of product qualification rate mentions
A kind of shurry pump pump housing compression moulding structure is supplied, it ensure that shurry pump pump housing lining consistency after molding, and product is qualified
Rate is high.
In order to solve the above-mentioned technical problem, the utility model uses following technical scheme: a kind of shurry pump pump housing is pressed into
Type structure, including bed die, backform, side form, mold core, the runner type block being adapted to pump body cast, bed die is arranged under pump body cast
Side is equipped with blanking tube and type block positioning ring, structure between blanking tube inner wall and type block positioning ring outer wall between bed die and pump body cast
At chamber is pushed, the intracavitary push-down head for being equipped with annular is pushed；Runner type block is arranged between mold core outer wall and pump body cast inner wall, stream
Filling-layer type chamber is equipped between channel type block outer wall and pump body cast inner wall, mold core and circulation type block lower end are both supported upon type block positioning ring
On；It is set with seaming chuck outside backform, upper pressure chamber is equipped between backform and pump body cast inner wall, seaming chuck lower end is equipped with upper press ring,
Upper press ring is inserted into pressure chamber；It is equipped with plug in side form, mandrel outer is set with inclined-plane pressure head, close to outer on inclined-plane pressure head outer wall
End cap is equipped with end face pressure head, and end face pressure head is adapted to fitting with side form inner wall, sets between inclined-plane pressure head outer wall and pump body cast inner wall
There is side pressure chamber, end face pressure head is located at side pressure chamber end, and inclined-plane pressure head outer wall is disposed obliquely outwards outward by interior, pushes chamber, upper pressure
Chamber, side pressure chamber are connected to filling-layer type chamber.
When pump housing inner wall lining is processed, filling-layer type is injected from upper pressure chamber, pushing chamber, side pressure chamber after polyethylene powders are melted
In chamber, pressure is applied to seaming chuck, push-down head, end face pressure head, inclined-plane pressure head, the polyethylene powders of melting are squeezed into filling-layer type
Chamber applies extruding force in four direction, increases application area, shortened force distance, the polyethylene powders of melting are in lining
The intracavitary good fluidity of type, lining can one-pass molding, reduce processing.The polyethylene powders uniform force of melting, increases lining
Layer consistency, improves product qualification rate.
Preferably, being laid with several compression bars on push-down head, compression bar is downward through bed die.The setting of compression bar convenient for pair
Push-down head applies pressure.
Preferably, mold core upper end is equipped with location hole, mold core upper end connecting-type block cover board, type block cover board lower end is equipped with positioning
Column, positioning column are inserted into location hole, and type block cover board upper surface tilts down setting by interior close to marginal portion outward, under backform
End is fitted on type block cover board.The molding of lining is convenient in the setting of type block cover board, convenient for the disassembly of mold core and backform.
Preferably, plug is laterally arranged and connect with runner type block.Plug is easy to connect reliable.
Preferably, mold core outer wall and runner type block inner wall are disposed obliquely outwards from top to bottom.This structure setting
Convenient for the disassembly of mold core.
Preferably, side form is connect with pump body cast, side form outer end connection positioning end cap, connection end cap inner wall is equipped with limit
Position bulge loop, end face pressure head outer wall are equipped with positioning convex ring, and positioning convex ring can abut on position limiting convex ring.End cap opposite side mould is positioned to rise
Good positioning action is arrived.
Compared with prior art, the utility model has the beneficial effects that shurry pump pump housing compression moulding structure ensure that material
Stock pump pump housing lining consistency after molding, product qualification rate are high.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the utility model；
Fig. 2 is the cross-sectional view in another direction of the utility model；
In figure: 1, pump body cast, 2, bed die, 3, backform, 4, side form, 5, mold core, 6, runner type block, 7, blanking tube, 8, type
Block positioning ring, 9, pushing chamber, 10, push-down head, 11, filling-layer type chamber, 12, seaming chuck, 13, upper pressure chamber, 14, upper press ring, 15, core
Stick, 16, inclined-plane pressure head, 17, end face pressure head, 18, side pressure chamber, 19, compression bar, 20, location hole, 21, type block cover board, 22, positioning column,
23, end cap, 24, position limiting convex ring, 25, positioning convex ring are positioned.
Specific embodiment
Below by specific embodiment, and in conjunction with attached drawing, the technical solution of the utility model work is further specifically retouched
It states:
Embodiment: a kind of shurry pump pump housing compression moulding structure (referring to attached drawing 1, attached drawing 2), including it is suitable with pump body cast 1
Bed die 2, backform 3, side form 4, mold core 5, the runner type block 6 matched, bed die are arranged below pump body cast, bed die and pump body cast it
Between be equipped with blanking tube 7 and type block positioning ring 8, between blanking tube inner wall and type block positioning ring outer wall constitute push chamber 9, push it is intracavitary
Push-down head 10 equipped with annular；Runner type block is arranged between mold core outer wall and pump body cast inner wall, runner type block outer wall and pump
Filling-layer type chamber 11 is equipped between body cast inner wall, mold core and circulation type block lower end are both supported upon on type block positioning ring；Backform housing
Equipped with seaming chuck 12, upper pressure chamber 13 is equipped between backform and pump body cast inner wall, seaming chuck lower end is equipped with upper press ring 14, upper press ring
It is inserted into pressure chamber；Plug 15 is equipped in side form, mandrel outer is set with inclined-plane pressure head 16, close outer end on inclined-plane pressure head outer wall
It is set with end face pressure head 17, end face pressure head is adapted to fitting with side form inner wall, sets between inclined-plane pressure head outer wall and pump body cast inner wall
Have side pressure chamber 18, end face pressure head is located at side pressure chamber end, and inclined-plane pressure head outer wall is disposed obliquely outwards outward by interior, push chamber, on
Pressure chamber, side pressure chamber are connected to filling-layer type chamber.Several compression bars 19 are laid on push-down head, compression bar is downward through bed die.Mould
Core upper end is equipped with location hole 20, mold core upper end connecting-type block cover board 21, and type block cover board lower end is equipped with positioning column 22, positioning column inserting
In location hole, type block cover board upper surface tilts down setting by interior close to marginal portion outward, and backform lower end is fitted in type block
On cover board.Plug is laterally arranged and connect with runner type block.Mold core outer wall and runner type block inner wall are from top to bottom towards flare
Tiltedly setting.Side form is connect with pump body cast, and side form outer end connection positioning end cap 23, connection end cap inner wall is equipped with position limiting convex ring
24, end face pressure head outer wall is equipped with positioning convex ring 25, and positioning convex ring can abut on position limiting convex ring.
When pump housing inner wall lining is processed, filling-layer type is injected from upper pressure chamber, pushing chamber, side pressure chamber after polyethylene powders are melted
In chamber, pressure is applied to seaming chuck, push-down head, end face pressure head, inclined-plane pressure head, the polyethylene powders of melting are squeezed into filling-layer type
Chamber applies extruding force in four direction, increases application area, shortened force distance, the polyethylene powders of melting are in lining
The intracavitary good fluidity of type, lining can one-pass molding, reduce processing.The polyethylene powders uniform force of melting, increases lining
Layer consistency, improves product qualification rate.
Embodiment described above is a kind of preferable scheme of the utility model, is not made to the utility model any
Formal limitation, there are also other variations and modifications on the premise of not exceeding the technical scheme recorded in the claims.
Claims (6)
1. a kind of shurry pump pump housing compression moulding structure, characterized in that including be adapted to pump body cast bed die, backform, side form,
Mold core, runner type block, bed die are arranged below pump body cast, and blanking tube is equipped between bed die and pump body cast and type block positions
Ring constitutes between blanking tube inner wall and type block positioning ring outer wall and pushes chamber, pushes the intracavitary push-down head for being equipped with annular；Runner type block
It is arranged between mold core outer wall and pump body cast inner wall, filling-layer type chamber is equipped between runner type block outer wall and pump body cast inner wall,
Mold core and circulation type block lower end are both supported upon on type block positioning ring；Seaming chuck, backform and pump body cast inner wall are set with outside backform
Between be equipped with upper pressure chamber, seaming chuck lower end be equipped with upper press ring, upper press ring be inserted into pressure chamber in；Plug, plug are equipped in side form
It is set with inclined-plane pressure head outside, close outer end is set with end face pressure head on inclined-plane pressure head outer wall, and end face pressure head is adapted to side form inner wall
Fitting, is equipped with side pressure chamber between inclined-plane pressure head outer wall and pump body cast inner wall, end face pressure head is located at side pressure chamber end, inclined-plane pressure head
Outer wall is disposed obliquely outwards outward by interior, is pushed chamber, upper pressure chamber, side pressure chamber and is connected to filling-layer type chamber.
2. a kind of shurry pump pump housing compression moulding structure according to claim 1, characterized in that be laid on push-down head
Several compression bars, compression bar is downward through bed die.
3. a kind of shurry pump pump housing compression moulding structure according to claim 1, characterized in that mold core upper end is equipped with positioning
Hole, mold core upper end connecting-type block cover board, type block cover board lower end are equipped with positioning column, and positioning column is inserted into location hole, type block cover board
Upper surface tilts down setting by interior close to marginal portion outward, and backform lower end is fitted on type block cover board.
4. a kind of shurry pump pump housing compression moulding structure according to claim 1, characterized in that plug laterally setting and with
The connection of runner type block.
5. a kind of shurry pump pump housing compression moulding structure according to any one of claims 1 to 4, characterized in that mold core
Outer wall and runner type block inner wall are disposed obliquely outwards from top to bottom.
6. a kind of shurry pump pump housing compression moulding structure according to any one of claims 1 to 4, characterized in that side form
It is connect with pump body cast, side form outer end connection positioning end cap, connection end cap inner wall is equipped with position limiting convex ring, on the pressure head outer wall of end face
Equipped with positioning convex ring, positioning convex ring can be abutted on position limiting convex ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749559.8U CN208263275U (en) | 2018-05-18 | 2018-05-18 | A kind of shurry pump pump housing compression moulding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749559.8U CN208263275U (en) | 2018-05-18 | 2018-05-18 | A kind of shurry pump pump housing compression moulding structure |
Publications (1)
| Publication Number | Publication Date |
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| CN208263275U true CN208263275U (en) | 2018-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820749559.8U Active CN208263275U (en) | 2018-05-18 | 2018-05-18 | A kind of shurry pump pump housing compression moulding structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115570781A (en) * | 2022-10-04 | 2023-01-06 | 罗浮阀门集团有限公司 | Valve body lining process of safety valve |
-
2018
- 2018-05-18 CN CN201820749559.8U patent/CN208263275U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115570781A (en) * | 2022-10-04 | 2023-01-06 | 罗浮阀门集团有限公司 | Valve body lining process of safety valve |
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