CN209407315U - One kind being exclusively used in the molding coredforging mould of two-piece type ball valve body - Google Patents
One kind being exclusively used in the molding coredforging mould of two-piece type ball valve body Download PDFInfo
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- CN209407315U CN209407315U CN201822166770.XU CN201822166770U CN209407315U CN 209407315 U CN209407315 U CN 209407315U CN 201822166770 U CN201822166770 U CN 201822166770U CN 209407315 U CN209407315 U CN 209407315U
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Abstract
The utility model discloses one kind to be exclusively used in the molding coredforging mould of two-piece type ball valve body, including fixed lower die and the mobile upper mold being arranged in right above fixed lower die, it is characterized in that: the outer sheath of the fixed lower die is equipped with lower mold backing plate, the upper surface of the lower mold backing plate and it is located at mobile upper mold opposite sides and is respectively arranged with mobile left mould and mobile right mould, the left mould of movement, mobile right mould, mobile upper mold pre-fixes formation valve body forming cavity between lower die, the side of the fixed lower die is provided with can be through the through-hole of fixed lower die, the side of the through-hole is connected with valve body forming cavity and through-hole is built-in with can carry out valve body forging after molding in valve body forming cavity the mandril of ejection operation.The utility model has the following beneficial effects: this mold can make, the valve body forge weight produced is light, stock utilization is high, easy processing and realizes energy-saving.
Description
Technical field
The utility model relates to a kind of mold, in particular to one kind is exclusively used in the molding multi-ram forging of two-piece type ball valve body
Mold.
Background technique
Two-piece type ball valve is mainly used to make the flow direction for cutting off, distributing and changing medium in pipeline.Currently, two-piece type
The production of ball valve body forging follows traditional forging technology using contour forging technique.The processing method of contour forging technique mainly includes upper
Mould and lower die, by the die cavity that is cooperatively formed between upper mold and lower die for realizing the processing to valve body；Due to the side wall of valve body
It is formed with the annular groove being recessed inwardly together, the forging die mode between upper mold and lower die is caused to cannot achieve the processing to the annular groove,
So that the valve body blank weight processed is big and needs to carry out secondary operation to ring groove position, so as to cause production cost
It remains high and serious waste is caused to the energy, have much room for improvement.
Utility model content
The purpose of the utility model is to provide one kind to be exclusively used in the molding coredforging mould of two-piece type ball valve body, this
Mold can make that the valve body forge weight produced is light, stock utilization is high, easy processing and realizes energy-saving.
The above-mentioned technical purpose of the utility model has the technical scheme that one kind is exclusively used in two-piece type
The molding coredforging mould of ball valve body, including fixed lower die and the mobile upper mold being arranged in right above fixed lower die, institute
The outer sheath of fixed lower die is stated equipped with lower mold backing plate, the upper surface of the lower mold backing plate and positioned at mobile upper mold opposite sides difference
It is provided with mobile left mould and mobile right mould, the left mould of the movement, mobile right mould, mobile upper mold are pre-fixed and formed between lower die
Valve body forming cavity, the side of the fixed lower die is provided with can be through the through-hole of fixed lower die, the side of the through-hole and valve body
Forming cavity, which is connected, and through-hole is built-in with can carry out valve body forging after molding in valve body forming cavity the mandril of ejection operation；
The valve body forming cavity includes the first molding convex block being arranged in mobile upper mold, is arranged on the left mould of movement
Left forming surface, the right forming surface being arranged in mobile right mould and the second molding convex block being arranged in fixed lower die, the left side
The left arc strip outwardly protruded is equipped in forming surface corresponding to the position of valve body annular groove, corresponds to valve body ring in the right forming surface
The position of slot is equipped with the right arc strip that outwardly protrudes, and the left arc strip and right arc strip are symmetrical arranged and structure in the engagement condition
At the ring body being adapted to around two-piece type ball valve body annular groove and therewith.
The utility model is further arranged to: one end of the first molding convex block extends into valve body inner ring and makes the first one-tenth
The side wall of type convex block forms the first inner hole forming surface, extends into valve body inner ring at the top of the second molding convex block and makes the second one-tenth
The outer wall of type convex block forms the second inner hole forming surface, and the diameter of the second molding convex block is adapted to valve body inner ring diameter.
The utility model is further arranged to: the first molding convex block is wholely set with mobile upper mold, the second one-tenth described
Type convex block is wholely set with fixed lower die, and the upper surface of the lower mold backing plate is for the cunning of the left mould of movement, mobile right mould sliding
Face.
The utility model is further arranged to: the side of mobile upper mold towards the valve body forming cavity is provided with can be with valve body
The compatible forming blocks in casting upper surface.
The utility model is further arranged to: the left mould of movement include towards second form convex block side wall extend and with
Conflict left extension, the mobile right mould includes to form convex block side wall towards second to extend and the right extension that contradicts therewith
Portion, the right extension upper surface, fixed lower die top, which cooperate to constitute with left extension upper surface three, adapts to valve body forging
Lower end surface.
The utility model is further arranged to: the side of the mobile upper mold is fixedly connected with restraining position ring block, when the limit
When the lower end surface of ring contradicts mobile left mould and mobile right mould, the forming blocks and valve body moulding upper surface are inconsistent.
In conclusion the utility model has the following beneficial effects:
(1) it is forged by the setting of fixed lower die, mobile upper mold, mobile left mould and mobile right mould for realizing to valve body
While, it completes to the processing at valve body annular groove, so that the valve body forge weight produced is light, stock utilization is high, is easy to
Processing, energy conservation and consumption reduction effects are significant；
(2) the valve body forging blank shape that mold described in the utility model is produced can be greatly decreased closer to part
Machine working hour, remarkable in economical benefits；
(3) by being built-in with mandril in fixed lower die, and mandril carries out in valve body forming process in mold, is located under fixing
The upper surface of mandril upper surface and the second molding convex block in mould is in same plane, to avoid blank under mobile upper mold effect
Insertion is located in the through-hole of fixed lower die；After mold carries out valve body molding, mandril ejects valve body moulding after molding
Operation, in order to carry out valve body forming operation again by mold, is accelerated with realizing quick de- material of the valve body moulding in mold
Production efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment.
Appended drawing reference: 1, fixed lower die；2, mobile upper mold；3, lower mold backing plate；4, mobile left mould；5, mobile right mould；6, lead to
Hole；7, the first molding convex block；8, left forming surface；9, right forming surface；10, the second molding convex block；11, the first inner hole forming surface；12,
Second inner hole forming surface；13, sliding surface；14, forming blocks；15, left extension；16, right extension；17, left arc strip；18, right arc
Shape item；19, stop collar.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
As shown in Figure 1, one kind is exclusively used in the molding coredforging mould of two-piece type ball valve body, including fixed lower die 1 with
And the mobile upper mold 2 right above fixed lower die 1 is set.The outer sheath of fixed lower die 1 is equipped with lower mold backing plate 3, lower mold backing plate 3
Upper surface and be located at mobile 2 opposite sides of upper mold and be respectively arranged with mobile left mould 4 and mobile right mould 5, mobile left mould 4 with it is mobile right
Mould 5 is symmetrical arranged.Mobile left mould 4, mobile right mould 5, mobile upper mold 2 pre-fix formation valve body forming cavity between lower die 1 four.Gu
The side for fixing mould 1 is provided with the through-hole 6 that can run through fixed lower die 1, and the side of the through-hole 6 is connected and leads to valve body forming cavity
Hole 6 is built-in with the mandril that valve body forging after molding in valve body forming cavity can be carried out to ejection operation (attached drawing does not mark).
Valve body forming cavity includes the first molding convex block 7 being arranged in mobile upper mold 2, is arranged on the left mould 4 of movement
Left forming surface 8, the right forming surface 9 being arranged in mobile right mould 5 and the second molding convex block 10 being arranged in fixed lower die 1.
One end of first molding convex block 7 extends into valve body inner ring and the side wall of the first molding convex block 7 is made to form the first inner hole forming surface 11；
The top of second molding convex block 10 extends into valve body inner ring and the outer wall of the second molding convex block 10 is made to form the second inner hole forming surface
12, the diameter of the second molding convex block 10 is adapted to valve body inner ring diameter.First molding convex block 7 is wholely set with mobile upper mold 2, the
Two molding convex blocks 10 are wholely set with fixed lower die 1.The upper surface of lower mold backing plate 3 is sliding for the left mould 4 of movement, mobile right mould 5
The sliding surface 13 of shifting.
As shown in Figure 1, the side of mobile upper mold 2 towards valve body forming cavity is provided with and can be adapted with valve body moulding upper surface
Forming blocks 14；Mobile left mould 4 includes to form the left extension 15 that 10 side wall of convex block extends and contradicts therewith towards second.It moves
Dynamic right mould 5 includes to form the right extension 16 that 10 side wall of convex block extends and contradicts therewith towards second.Table on right extension 16
Face, 1 top of fixed lower die cooperate with left 15 upper surface three of extension constitutes the lower end surface for adapting to valve body forging.
The left arc strip 17 that outwardly protrudes is equipped with corresponding to the position of valve body annular groove in left forming surface 8, it is right in right forming surface 9
The right arc strip 18 outwardly protruded should be equipped in the position of valve body annular groove.Left arc strip 17 be symmetrical arranged with right arc strip 18 and
The ring body being adapted to around two-piece type ball valve body annular groove and therewith is constituted under mated condition.
It is opposite between mobile left mould 4 and mobile right mould 5 to be coated on mobile 2 side wall of upper mold on one side and realize between the two
Mutually abut, the side of mobile upper mold 2 is fixedly connected with restraining position ring block 19, when the lower end surface of stop collar 19 contradict mobile left mould 4 with
When mobile right mould 5, forming blocks 14 are just contradicted in valve body moulding upper surface.
Further, the mandril upper surface and second when mold is in valve body forming process, in fixed lower die 1
The upper surface of molding convex block 10 is in same plane, and to avoid blank, in the case where mobile upper mold 2 acts on, insertion is located at fixed lower die 1
In through-hole 6.After mold is in valve body molding, mandril carries out ejection operation to valve body moulding after molding.
Use process: in process of production, mobile left mould 4 and mobile right mould 5 are divided right and left, and mobile upper mold 2 separates upwards.
Then blank is placed in fixed lower die 1, then moves left mould 4 and the mobile relative movement of right mould 5 carries out die closing operation, with shape
At semiclosed die cavity.Then it moves upper mold 2 to be pressed down against blank and suppress blank, mobile upper mold 2 is being moved to limit
When ring 19 and mobile left mould 4, mobile right mould 5 abut against, the mobile stopping of upper mold 2 is pressed down against blank.Blank is in mobile upper mold 2
It squeezes lower flowing and is finally full of entire valve body forming cavity.
Final mobile upper mold 2 carries out upward draft operation, and mobile left mould 4, mobile right mould 5 are separated.Under fixation
Mandril in mould 1 carries out ejection operation to valve body moulding after molding, in order to valve body moulding after molding and fixed 1 phase of lower die
Quick de- material of the valve body moulding in mold is realized in separation, convenient for carrying out valve body forming operation again by mold, accelerates production
Efficiency.
Claims (6)
1. one kind is exclusively used in the molding coredforging mould of two-piece type ball valve body, including fixed lower die (1) and setting solid
The mobile upper mold (2) right above mould (1) is fixed, it is characterized in that: the outer sheath of the fixed lower die (1) is equipped with lower mold backing plate (3),
The upper surface of the lower mold backing plate (3) and it is located at mobile upper mold (2) opposite sides and is respectively arranged with mobile left mould (4) and the mobile right side
Mould (5), the left mould of movement (4), mobile right mould (5), mobile upper mold (2) pre-fix formed between lower die (1) four valve body at
Type chamber, the side of the fixed lower die (1) is provided with can be through the through-hole (6) of fixed lower die (1), the side of the through-hole (6)
It is connected with valve body forming cavity and through-hole (6) is built-in with valve body forging after molding in valve body forming cavity can be carried out ejection operation
Mandril；
The valve body forming cavity includes the first molding convex block (7) being arranged on mobile upper mold (2), is arranged in the left mould of movement
(4) left forming surface (8), setting in the right forming surface (9) on mobile right mould (5) and are arranged on fixed lower die (1)
Second forms convex block (10), and the position that valve body annular groove is corresponded on the left forming surface (8) is equipped with the left arc strip outwardly protruded
(17), the right arc strip (18) outwardly protruded, the left arc are equipped with corresponding to the position of valve body annular groove on the right forming surface (9)
Shape item (17) and right arc strip (18) be symmetrical arranged and constitute in the engagement condition around two-piece type ball valve body annular groove and with
Adaptation ring body.
2. one kind according to claim 1 is exclusively used in the molding coredforging mould of two-piece type ball valve body, it is characterized in that:
One end of first molding convex block (7) extends into valve body inner ring and the side wall of the first molding convex block (7) is made to form the first inner hole
Forming surface (11) extends into valve body inner ring and makes the outer wall of the second molding convex block (10) at the top of second molding convex block (10)
The second inner hole forming surface (12) is formed, the diameter of second molding convex block (10) is adapted to valve body inner ring diameter.
3. one kind according to claim 2 is exclusively used in the molding coredforging mould of two-piece type ball valve body, it is characterized in that:
First molding convex block (7) is wholely set with mobile upper mold (2), second molding convex block (10) and fixed lower die (1) one
Body setting, the upper surface of the lower mold backing plate (3) are for the sliding surface (13) of the left mould of movement (4), mobile right mould (5) sliding.
4. one kind according to claim 3 is exclusively used in the molding coredforging mould of two-piece type ball valve body, it is characterized in that:
The side of mobile upper mold (2) towards the valve body forming cavity is provided with can forming blocks compatible with valve body moulding upper surface
(14)。
5. one kind according to claim 4 is exclusively used in the molding coredforging mould of two-piece type ball valve body, it is characterized in that:
The left mould of movement (4) includes to form the left extension (15) that convex block (10) side wall extends and contradicts therewith, institute towards second
Stating mobile right mould (5) includes to form the right extension (16) that convex block (10) side wall extends and contradicts therewith towards second, described
Cooperate to constitute with left extension (15) upper surface three at the top of right extension (16) upper surface, fixed lower die (1) and adapts to valve body
The lower end surface of forging.
6. one kind according to claim 5 is exclusively used in the molding coredforging mould of two-piece type ball valve body, it is characterized in that:
The side of the mobile upper mold (2) is fixedly connected with restraining position ring block (19), when the lower end surface of the stop collar (19) contradicts a mobile left side
When mould (4) and mobile right mould (5), the forming blocks (14) and valve body moulding upper surface are inconsistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822166770.XU CN209407315U (en) | 2018-12-21 | 2018-12-21 | One kind being exclusively used in the molding coredforging mould of two-piece type ball valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822166770.XU CN209407315U (en) | 2018-12-21 | 2018-12-21 | One kind being exclusively used in the molding coredforging mould of two-piece type ball valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209407315U true CN209407315U (en) | 2019-09-20 |
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ID=67940050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822166770.XU Active CN209407315U (en) | 2018-12-21 | 2018-12-21 | One kind being exclusively used in the molding coredforging mould of two-piece type ball valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209407315U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756537A (en) * | 2021-02-26 | 2021-05-07 | 辽宁北祥重工机械制造有限公司 | Near-net forming die and forming method for pump shell forging of nuclear power main pump |
-
2018
- 2018-12-21 CN CN201822166770.XU patent/CN209407315U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756537A (en) * | 2021-02-26 | 2021-05-07 | 辽宁北祥重工机械制造有限公司 | Near-net forming die and forming method for pump shell forging of nuclear power main pump |
| CN112756537B (en) * | 2021-02-26 | 2024-05-14 | 辽宁北祥重工机械制造有限公司 | Near-net forming die and forming method for nuclear power main pump shell forging |
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