CN107344411A - The core-pulling device of flange mould - Google Patents
The core-pulling device of flange mould Download PDFInfo
- Publication number
- CN107344411A CN107344411A CN201710721713.0A CN201710721713A CN107344411A CN 107344411 A CN107344411 A CN 107344411A CN 201710721713 A CN201710721713 A CN 201710721713A CN 107344411 A CN107344411 A CN 107344411A
- Authority
- CN
- China
- Prior art keywords
- plate
- flange
- mould
- core
- ejecting mechanism
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C2045/4063—Removing or ejecting moulded articles preventing damage to articles caused by the ejector
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of core-pulling device of flange mould; ejecting mechanism is secondary ejecting mechanism; wherein one-level ejects on flange the external form mould emptier of oblique hose coupling (1 2) outer surface, for oblique hose coupling (1 2) inner core core-pulling mechanism; two level ejects the entirety ejection for flange finished product, and is connected between one-level ejecting mechanism and two level ejecting mechanism by stroke control assembly；Stroke control assembly includes being oriented to connecting plate (2) and stroke driving plate (3), the lower end for being oriented to connecting plate (2) is fixedly connected in the side wall of the lower mould fixed board (5) in lower mold assemblies, the lower end of stroke driving plate (3) is fixedly connected with the ejector retainner plate (6) in ejecting mechanism, and upper end moves plate (4) with the lower mould in lower mold assemblies and is fixedly connected or is slidably connected.After above structure, having stable behavior is reliable, can guarantee that and is smoothly stripped tilting hose coupling and does not influence other stripping operations, so as to ensure flange product quality.
Description
Technical field
The present invention relates to technical field of mold, is especially a kind of core-pulling device of flange mould.
Background technology
Flange is a kind of flanged part, applied in all trades and professions, in auto-parts, also generally has flange.
In order to reduce the space shared by part, and the use of other functions can be coordinated, the flange in auto parts machinery is usually abnormal shape
Flange.As shown in Figure 1, the flange includes flange body 1, and the wherein one end of flange body 1 is provided with straight connector 1-1, phase
Anti- one end is provided with tilting hose coupling 1-2, and straight connector 1-1 connects with tilting hose coupling 1-2.
Therefore, because the structure of the tilting hose coupling of this root, inconsistent with the die sinking direction of normal vertical direction, because
This, makes the demolding structure of hose coupling herein in flange mould extremely complex, and the demoulding is difficult, or even occurs destroying showing for product
As.
The content of the invention
The technical problem to be solved by the invention is to provide a kind of having stable behavior is reliable, can guarantee that smoothly will be tilting soft
Pipe joint is stripped and does not influence other stripping operations, so as to ensure the core-pulling device of the flange mould of flange product quality.
In order to solve the above technical problems, the core-pulling device of flange mould provided by the invention, including upper die component, lower module
Part and ejecting mechanism, form the die cavity of flange after both matched moulds, and ejecting mechanism is connected in lower mold assemblies；The ejecting mechanism is
Secondary ejecting mechanism, wherein one-level eject on flange the external form mould emptier of oblique hose coupling outer surface, for the method for forming
On orchid in oblique hose coupling latus rectum inner core core-pulling mechanism, two level ejects the entirety ejection for flange finished product, and one-level top
Go out between mechanism and two level ejecting mechanism and connected by stroke control assembly；The stroke control assembly include be oriented to connecting plate and
Stroke driving plate, the lower end for being oriented to connecting plate are fixedly connected in the side wall of the lower mould fixed board in lower mold assemblies, stroke driving plate
Lower end be fixedly connected with the ejector retainner plate in ejecting mechanism, upper end with lower mold assemblies lower mould move plate be fixedly connected or slide
Connection；When one-level ejects, the upper end of stroke driving plate is moved plate with lower mould and is fixedly connected, and terminates to start two level top when one-level ejects
The upper end of stroke driving plate unlocks and is slidably connected with the dynamic plate of lower mould when going out.
The inner core core-pulling mechanism of latus rectum includes shoes, shoes seat, inclined guide and method in oblique hose coupling on described flange
The inner mould core of oblique hose coupling on orchid；The upper end of the inner mould core is used on shaped flange the tiltedly inner surface of hose coupling, lower end
It is connected with the upper end of inclined guide, lower end and the shoes of inclined guide are hinged, and shoes horizontal direction is slidably connected on shoes seat, shoes
Seat is fixedly connected on lower mould fixed board.
The external form mould emptier of oblique hose coupling outer surface includes two forming blocks on the flange, two shapings during matched moulds
Block closes up the type face for the outer surface for being internally formed oblique hose coupling, and two forming blocks are oblique to be slidably connected on Angle Pin, and
The oblique movement direction of two forming blocks is V-shaped.
Described ejector retainner plate and lower mould are provided with nitrogen spring between moving plate, and one end of the nitrogen spring is connected with ejector retainner plate,
The other end of nitrogen spring moves plate with lower mould and is connected, and the latch of nitrogen spring is triggered by the trigger member being oriented on connecting plate.
The stroke driving plate includes fixed part, guide part I and guide part II successively from the bottom up, and fixed part is fixedly connected
In the side wall of ejector retainner plate, guide part I is slidably connected or disengaged with lower mould fixed board, and guide part II moves plate and slided with lower mould to be connected
Connect.
The guide part II of the stroke driving plate and lower mould are provided with position limiting structure between moving plate, and the position limiting structure includes top
Block, limit spring and guide pad, guide pad are fixedly connected on lower mould and moved in the side wall of plate, have the appearance of horizontal direction on guide pad
Groove is put, jacking block and limit spring are located in storage tank, and one end of limit spring pushes against with storage tank bottom land, the other end and jacking block
One end pushes against, and the side wall of the other end of jacking block and the guide part II of stroke driving plate pushes against, and the guide part of stroke driving plate
II top is provided with barb, and when ejector retainner plate is located at extreme lower position, the lower surface of barb pushes against with jacking block.
After above structure, the present invention compared with prior art, has the following advantages that：
1) due to being connected between one-level ejecting mechanism and two level ejecting mechanism by stroke control assembly, Stroke Control is passed through
Component realizes Double-ejection, make the external form of oblique hose coupling outer surface on flange be stripped and flange on oblique latus rectum in hose coupling
Inner core core pulling realize it is synchronous carry out, then realize the overall demoulding, so as to reach the purpose being stripped completely, therefore, action is clear, step
It is rapid reasonable, product is not formed destroyed completely；
2) nitrogen spring is provided between ejector retainner plate and lower mould move plate, therefore, ejects the stage in one-level, nitrogen spring is in top
Go out force state, ejector retainner plate moves Board position with lower mould and is relatively fixed, that is to say, that ejector retainner plate moves together with the dynamic plate of lower mould, two
Level ejection stage, nitrogen spring unblock, ejector retainner plate and lower mould do not have fixed relationship between moving plate, and ejector retainner plate continues up and lower mould
Dynamic plate is in motionless state, so as to realize that two level ejects.
Brief description of the drawings
Fig. 1 is the structural representation for the flange that the core-pulling device of flange mould of the present invention is related to.
Structural representation when Fig. 2 is the core-pulling device matched moulds state of flange mould of the present invention.
Structural representation when Fig. 3 is the core-pulling device one-level ejection of flange mould of the present invention.
Fig. 4 is the structural representation at nitrogen spring in the present invention.
Structural representation when Fig. 5 is the core-pulling device two level ejection of flange mould of the present invention.
Fig. 6 is the procedure structure schematic diagram of the external form demoulding of oblique hose coupling outer surface in the present invention.
Lower mold assemblies position relationship schematic diagram when Fig. 7 is each ejection stage of the invention.
Fig. 8 is the structural representation that stroke driving plate and lower mould move position limiting structure between plate in the present invention.
Wherein：1st, flange body；1-1, straight connector；1-2, oblique hose coupling；2nd, it is oriented to connecting plate；3rd, stroke drives
Plate；4th, lower mould moves plate；5th, lower mould fixed board；6th, ejector retainner plate；7th, shoes seat；8th, shoes；9th, inclined guide；10th, inner mould core；11st, nitrogen
Spring；12nd, forming blocks；13rd, guide pad；14th, limit spring；15th, jacking block；16th, storage tank；17th, barb.
Embodiment
The present invention is described in more detail with reference to the accompanying drawings and detailed description.
From the structural representation of the core-pulling device of the flange mould of the present invention shown in Fig. 1~Fig. 8, including upper module
Part, lower mold assemblies and ejecting mechanism, form the die cavity of flange after both matched moulds, and ejecting mechanism is connected in lower mold assemblies；It is described
Ejecting mechanism is secondary ejecting mechanism, and wherein one-level ejects the external form ingot stripper of the oblique hose coupling 1-2 outer surfaces on flange
Structure, on shaped flange in oblique hose coupling 1-2 latus rectum inner core core-pulling mechanism, two level ejects the entirety for flange finished product
Ejection, and connected between one-level ejecting mechanism and two level ejecting mechanism by stroke control assembly.The stroke control assembly
Including being oriented to connecting plate 2 and stroke driving plate 3, the lower end of guiding connecting plate 2 is fixedly connected on the lower mould fixed board 5 in lower mold assemblies
Side wall on, the lower end of stroke driving plate 3 is fixedly connected with the ejector retainner plate 6 in ejecting mechanism, in upper end and lower mold assemblies under
Mould moves plate 4 and is fixedly connected or is slidably connected.When one-level ejects, the upper end of stroke driving plate 3 is moved plate 4 with lower mould and is fixedly connected,
When one-level, which ejects, terminates to start two level ejection, the upper end of stroke driving plate 3 unlocks and is slidably connected with the dynamic plate 4 of lower mould.
The inner core core-pulling mechanism of latus rectum includes shoes 8, shoes seat 7, inclined guide in oblique hose coupling 1-2 on described flange
9 and flange on oblique hose coupling 1-2 inner mould core 10.The upper end of the inner mould core 10 is used on shaped flange tiltedly hose coupling 1-
2 inner surface, lower end are connected with the upper end of inclined guide 9, and the lower end of inclined guide 9 is be hinged with shoes 8, and the horizontal direction of shoes 8 is slided
It is connected on shoes seat 7, shoes seat 7 is fixedly connected on lower mould fixed board 5.
The external form mould emptier of oblique hose coupling 1-2 outer surfaces includes two forming blocks 12 on the flange, two during matched moulds
Individual forming blocks 12 close up the type face for the outer surface for being internally formed oblique hose coupling 1-2, and two forming blocks 12 are oblique to be slidably connected at
On inclined guide 9, and the oblique movement direction of two forming blocks 12 is V-shaped.
Described ejector retainner plate 6 and lower mould are provided with nitrogen spring 11, one end of the nitrogen spring 11 and ejector retainner plate between moving plate 4
6 connections, the other end of nitrogen spring 11 move plate 4 with lower mould and are connected, and the latch of nitrogen spring 11 is by being oriented on connecting plate 2
Trigger member triggers.
The stroke driving plate 3 includes fixed part, guide part I and guide part II successively from the bottom up, and fixed part, which is fixed, to be connected
It is connected in the side wall of ejector retainner plate 6, guide part I is slidably connected or disengaged with lower mould fixed board 5, and guide part II moves plate 4 with lower mould to be slided
Dynamic connection.
The guide part II of the stroke driving plate 3 and lower mould are provided with position limiting structure between moving plate 4, and the position limiting structure includes top
Block 15, limit spring 14 and guide pad 13, guide pad 13 are fixedly connected on lower mould and moved in the side wall of plate 4, have on guide pad 13
The storage tank 16 of horizontal direction, jacking block 15 and limit spring 14 are located in storage tank 16, one end of limit spring 14 and storage tank
16 bottom lands push against, and one end of the other end and jacking block 15 pushes against, the side of the other end of jacking block 15 and the guide part II of stroke driving plate 3
Wall pushes against, and the top of the guide part II of stroke driving plate 3 is provided with barb 17, the barb when ejector retainner plate 6 is located at extreme lower position
17 lower surface pushes against with jacking block 15.
The use process of the present invention is as follows：
1) after mould die sinking, in the presence of nitrogen spring 11, ejector retainner plate 6, stroke driving plate 3 and lower mould move plate 4 together
Motion upwards, now, the horizontal direction under the limitation of shoes 8 of inclined guide 9 are moved, and realize on flange latus rectum in oblique hose coupling
Inner core core pulling action, while forming blocks 12 are tilted to both sides and measured, and are realized the external form of oblique hose coupling outer surface on flange and are taken off
Mould；Ejector retainner plate 6 moves up 43mm stroke, and the horizontal direction of shoes 8 moves 13.97mm distance；
2) one-level ejection terminates, and nitrogen spring 11 unlocks, and it is in active state, now, thimble that lower mould, which moves plate 4 with ejector retainner plate 6,
Plate 6 continues up 22mm, deviates from the die cavity that flange product is moved on plate from lower mould, completes two level ejection.
It is described above, only it is preferably feasible implementation example of the invention, it is impossible to therefore limit to the interest field of the present invention,
For those skilled in the art, it is all made with technical scheme and technical concept other are various corresponding
Change should all belong within the protection domain of the claims in the present invention.
Claims (6)
1. a kind of core-pulling device of flange mould, including upper die component, lower mold assemblies and ejecting mechanism, both form method after matched moulds
Blue die cavity, ejecting mechanism are connected in lower mold assemblies；It is characterized in that：The ejecting mechanism is secondary ejecting mechanism, wherein
One-level ejects the external form mould emptier of oblique hose coupling (1-2) outer surface on flange, oblique flexible pipe connects on shaped flange
Head (1-2) interior latus rectum inner core core-pulling mechanism, two level eject for flange finished product entirety ejection, and one-level ejecting mechanism and
Connected between two level ejecting mechanism by stroke control assembly；The stroke control assembly includes being oriented to connecting plate (2) and stroke
Driving plate (3), the lower end for being oriented to connecting plate (2) are fixedly connected in the side wall of the lower mould fixed board (5) in lower mold assemblies, and stroke drives
The lower end of dynamic plate (3) is fixedly connected with the ejector retainner plate (6) in ejecting mechanism, and plate (4) is moved admittedly in upper end with the lower mould in lower mold assemblies
Connect or be slidably connected calmly；When one-level ejects, the upper end of stroke driving plate (3) is moved plate (4) with lower mould and is fixedly connected, when one
Level ejects the upper end of stroke driving plate (3) when terminating to start two level ejection and moves plate (4) unblock with lower mould and be slidably connected.
2. the core-pulling device of flange mould according to claim 1, it is characterised in that：Oblique hose coupling on described flange
The inner core core-pulling mechanism of (1-2) interior latus rectum includes oblique hose coupling (1- on shoes (8), shoes seat (7), inclined guide (9) and flange
2) inner mould core (10)；The upper end of the inner mould core (10) is used on shaped flange the tiltedly inner surface of hose coupling (1-2), lower end
It is connected with the upper end of inclined guide (9), the lower end of inclined guide (9) is be hinged with shoes (8), and shoes (8) horizontal direction is slidably connected at
On shoes seat (7), shoes seat (7) is fixedly connected on lower mould fixed board (5).
3. the core-pulling device of flange mould according to claim 2, it is characterised in that：Oblique hose coupling on the flange
The external form mould emptier of (1-2) outer surface includes two forming blocks (12), and two forming blocks (12), which are closed up, during matched moulds is internally formed
The type face of the outer surface of oblique hose coupling (1-2), two forming blocks (12) are oblique to be slidably connected on inclined guide (9), and two
The oblique movement direction of individual forming blocks (12) is V-shaped.
4. the core-pulling device of flange mould according to claim 1, it is characterised in that：Described ejector retainner plate (6) and lower mould
Nitrogen spring (11) is provided between dynamic plate (4), one end of the nitrogen spring (11) is connected with ejector retainner plate (6), nitrogen spring (11)
The other end and lower mould move plate (4) and be connected, the latch of nitrogen spring (11) is touched by the trigger member being oriented on connecting plate (2)
Hair.
5. the core-pulling device of flange mould according to claim 1, it is characterised in that：The stroke driving plate (3) is under
Up include fixed part, guide part I and guide part II successively, fixed part is fixedly connected in the side wall of ejector retainner plate (6), guide part
I is slidably connected or disengages with lower mould fixed board (5), and guide part II moves plate (4) with lower mould and is slidably connected.
6. the core-pulling device of flange mould according to claim 5, it is characterised in that：Stroke driving plate (3) are led
Position limiting structure is provided between moving plate (4) to portion II and lower mould, the position limiting structure includes jacking block (15), limit spring (14) and is oriented to
Block (13), guide pad (13) are fixedly connected on lower mould and moved in the side wall of plate (4), accommodating with horizontal direction on guide pad (13)
Groove (16), jacking block (15) and limit spring (14) are located in storage tank (16), one end and the storage tank (16) of limit spring (14)
Bottom land pushes against, and one end of the other end and jacking block (15) pushes against, the other end of jacking block (15) and the guide part II of stroke driving plate (3)
Side wall push against, and the top of the guide part II of stroke driving plate (3) is provided with barb (17), when ejector retainner plate (6) be located at it is minimum
The lower surface of barb (17) pushes against with jacking block (15) during position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710721713.0A CN107344411B (en) | 2017-08-22 | 2017-08-22 | The core-pulling device of flange mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710721713.0A CN107344411B (en) | 2017-08-22 | 2017-08-22 | The core-pulling device of flange mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107344411A true CN107344411A (en) | 2017-11-14 |
| CN107344411B CN107344411B (en) | 2019-09-20 |
Family
ID=60256521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710721713.0A Active CN107344411B (en) | 2017-08-22 | 2017-08-22 | The core-pulling device of flange mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107344411B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7435079B2 (en) * | 2006-04-18 | 2008-10-14 | Cheng Uei Precision Industry Co., Ltd. | Angular ejector mechanism and injection mold with the same |
| CN203510625U (en) * | 2013-09-24 | 2014-04-02 | 佛山市南海华达模具塑料有限公司 | Mold for injection molding of parts with internal threads |
| CN103707468A (en) * | 2013-12-18 | 2014-04-09 | 宁海胜利模具有限公司 | Secondary oblique-ejection core-pulling device in slide core |
| CN203622847U (en) * | 2013-09-30 | 2014-06-04 | 台州市黄岩大盛模塑有限公司 | Combined double-ejector-plate secondary ejection mechanism of plastic injection mould |
-
2017
- 2017-08-22 CN CN201710721713.0A patent/CN107344411B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7435079B2 (en) * | 2006-04-18 | 2008-10-14 | Cheng Uei Precision Industry Co., Ltd. | Angular ejector mechanism and injection mold with the same |
| CN203510625U (en) * | 2013-09-24 | 2014-04-02 | 佛山市南海华达模具塑料有限公司 | Mold for injection molding of parts with internal threads |
| CN203622847U (en) * | 2013-09-30 | 2014-06-04 | 台州市黄岩大盛模塑有限公司 | Combined double-ejector-plate secondary ejection mechanism of plastic injection mould |
| CN103707468A (en) * | 2013-12-18 | 2014-04-09 | 宁海胜利模具有限公司 | Secondary oblique-ejection core-pulling device in slide core |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107344411B (en) | 2019-09-20 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information |
Address after: 315600 Meilin street, Ningbo City, Ningbo, Zhejiang Province, No. 3 middle road, No. 3 Applicant after: Ningbo Fangzheng automobile mould Limited by Share Ltd Address before: 315600 Zhejiang city of Ningbo province Ninghai County Tashan Industrial Zone Qixing Road No. 28 Applicant before: Ningbo Fangzheng Tool Co., Ltd. |
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| CB02 | Change of applicant information | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant |