CN107498803A - The split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold - Google Patents
The split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold Download PDFInfo
- Publication number
- CN107498803A CN107498803A CN201710888468.2A CN201710888468A CN107498803A CN 107498803 A CN107498803 A CN 107498803A CN 201710888468 A CN201710888468 A CN 201710888468A CN 107498803 A CN107498803 A CN 107498803A
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- CN
- China
- Prior art keywords
- core
- core pulling
- pulling
- pellet
- pipe fitting
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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.)
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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
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/24—Pipe joints or couplings
- B29L2031/243—Elbows
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold,Including compound plate on mould and lower compound plate,Model frame under lower compound plate,Fixed die insert is installed in model frame,Support block is installed on lower compound plate,Upper plate and lower roof plate are set between support block,Push rod is connected on upper plate,Dynamic model frame is set on support block,Moving die insert is installed in dynamic model frame,Symmetrical two pieces of pipe fitting pellets are set between moving die insert and fixed die insert,Gap between two pieces of pipe fitting pellets and moving die insert and fixed die insert forms die cavity,There is the heavy camber pipe fitting of injection molding in die cavity,Two pieces of described pipe fitting pellets are split type,Include the first pellet and the second pellet of two slit bamboo or chopped wood split splits,In the front end of the second pellet, elbow insert is set,Elbow insert is engaged with the corner of heavy camber pipe fitting,First pellet and the second pellet drive front and rear core pulling by secondary core-pulling mechanism,And second is flexibly connected by pivot pin between pellet and secondary core-pulling mechanism.
Description
Technical field
The present invention relates to a kind of split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold, belong to injection mould
Tool field.
Background technology
Plastic pipe, such as heavy camber or 90 ° of elbow members etc. are produced using injection mold, conventional art elbow core pulling is most
Using the core pulling mode of Integral swinging, i.e., one piece of elbow pellet is set in the corner of bend pipe, two of bend pipe sets straight core pulling
Block, elbow pellet is swung by oscillating rod and is connected on one of pellet, during core pulling, first extracts straight core pulling out a part,
Connected again by oscillating rod, the elbow pellet of corner is produced swing, elbow pellet is deviate from from corner, is further continued for taking out
Core is completed, and the straight Loose core block of other end is then directly extracted out.Its shortcoming is：On the one hand, elbow insert easily occurs when swinging
Damaged in collision, service life is short, normal need shutdown maintenance, changes, and increases maintenance cost；On the other hand, due to being the company of swing
Connect, when resetting screens phenomenon easily occurs for elbow insert, causes mould card machine, influences production efficiency again.
The content of the invention
The shortcomings that the invention aims to overcome prior art, there is provided one kind is set using Split type structure, before secondary
Core pulling afterwards, smoothly realize the split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold of the heavy camber pipe fitting demoulding.
The technical scheme of the split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold of the present invention is：Including mould
Compound plate and lower compound plate on tool, model frame under lower compound plate, fixed die insert is installed in model frame, support block is installed on lower compound plate, support block it
Between upper plate and lower roof plate are set, push rod is connected on upper plate, dynamic model frame is set on support block, moving die insert is installed in dynamic model frame,
Symmetrical two pieces of pipe fitting pellets, two pieces of pipe fitting pellets and moving die insert and fixed die insert are set between moving die insert and fixed die insert
Between gap form die cavity, the heavy camber pipe fitting for having injection molding in die cavity, it is characterised in that two pieces of described pipe fitting pellets
It is split type, includes the first pellet and the second pellet of two slit bamboo or chopped wood split splits, elbow insert is set in the front end of the second pellet,
Elbow insert is engaged with the corner of heavy camber pipe fitting, and the first pellet and the second pellet are taken out before and after being driven by secondary core-pulling mechanism
Core, and be flexibly connected between the second pellet and secondary core-pulling mechanism by pivot pin.
The invention discloses a kind of split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold, main feature
It is that pipe fitting pellet split settings are formed into one piece of pipe fitting pellet, the demoulding into two slit bamboo or chopped woods, i.e. the first pellet and the second pellet, two splits
When, mould first molds, then by core pulling before and after secondary core-pulling mechanism the first pellet of drive and the second pellet, due in the second pellet
Front end set elbow insert, elbow insert is engaged with the corner of heavy camber pipe fitting, if direct core pulling, elbow insert card
In the corner of heavy camber pipe fitting, it is flexibly connected, can be made by pivot pin between the second pellet and secondary core-pulling mechanism so having
Second pellet makees wobbling action in core pulling, smoothly deviates from from the corner of heavy camber pipe fitting, core pulling is realized, finally by being molded
Mechanomotive force drives lower roof plate and upper plate, and upper plate drives push rod to realize the demoulding by outside heavy camber pipe ejection mold.This programme
Using Split type structure, by secondary front and rear core pulling, the smooth core pulling of heavy camber pipe fitting pellet, simple structure, processing side are smoothly realized
Just, core pulling action is more stable, reliable, service life length, and production efficiency is high.
The split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold of the present invention, described secondary core-pulling
Structure is included in setting twice core pulling slide plate on dynamic model frame, twice core pulling block is fixedly mounted on twice core pulling slide plate, the second pellet leads to
Cross pivot pin to be movably connected on twice core pulling block, slided on twice core pulling slide plate and a core-pulling slide block is set, a core pulling is slided
A core pulling insert is fixed in the front end of block, and the first pellet is fixedly connected in a core pulling insert, and a core-pulling slide block connection is taken out
Core power, limited block is installed in the outer face of twice core pulling slide plate, a core-pulling slide block drives core pulling by core pulling power, secondary
Contacted after a segment distance is slided on core pulling slide plate with limited block, and continue core pulling with twice core pulling slide plate, by the first pellet and
Core_pulling demoulding before and after second pellet.In the second pellet core pulling, the elbow insert of its front end is stuck in elbow internal wall, but because second
Pellet is movably connected on twice core pulling block by pivot pin, and under core pulling pulling, the second pellet is somewhat movable（It is rich to ship and resell on another market 17 turns
It is dynamic）, so that it may smoothly abjection.Described twice core pulling block is fixed on twice core pulling slide plate from top to bottom by screw, and fixation can
Lean on.A described core pulling insert is fixed on a core-pulling slide block from left to right by bolt, fixed reliable.Described core pulling
Power is the conventional core pulling power such as core pulling oil cylinder, no longer statement in detail, and core pulling support, core pulling oil are set in the outer wall of dynamic model frame
Cylinder is arranged on core pulling support, easy for installation.
Brief description of the drawings
Fig. 1 is the heavy camber pipe fitting mold structural representation of the present invention；
Fig. 2 is the split type fuse twice core pulling swinging de-molding mechanism structural representation of the present invention；
Fig. 3 is the split type fuse twice core pulling swinging de-molding mechanism twice core pulling state schematic perspective view of the present invention.
Embodiment
The present invention relates to a kind of split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold, such as Fig. 1-Fig. 3
Shown, including compound plate 1 and lower compound plate 2 on mould, model frame 3 under lower compound plate installs fixed die insert 4 in model frame, on lower compound plate
Support block 5 is installed, upper plate 6 and lower roof plate 7 are set between support block, push rod 8 is connected on upper plate, dynamic model frame 9 is set on support block, moved
Framed middle installation moving die insert 10, sets symmetrical two pieces of pipe fitting pellets 11, two blocks of pipes between moving die insert 10 and fixed die insert 4
Gap between part pellet 11 and moving die insert 10 and fixed die insert 4 forms die cavity, there is the heavy camber pipe of injection molding in die cavity
Part 12, described two pieces of pipe fitting pellets 11 are split type, include the first pellet 15 and the second pellet 16 of two slit bamboo or chopped wood split splits,
Elbow insert 161 is set in the front end of the second pellet 16, elbow insert 161 is made into integration with the second pellet 16, elbow insert 161
It is engaged with the corner of heavy camber pipe fitting 12, the first pellet 15 and the second pellet 16 are taken out before and after being driven by secondary core-pulling mechanism
Core, and be flexibly connected between the second pellet 16 and secondary core-pulling mechanism by pivot pin 17.This programme is mainly characterized by pipe fitting core
The split settings of block 11 form one piece of pipe fitting pellet 11, the demoulding into two slit bamboo or chopped woods, i.e. the first pellet 15 and the second pellet 16, two splits
When, mould first molds, then by core pulling before and after secondary core-pulling mechanism the first pellet 15 of drive and the second pellet 16, due to second
The front end of pellet 16 sets elbow insert 161, and elbow insert 161 is engaged with the corner of heavy camber pipe fitting 12, if directly
Core pulling, elbow insert 161 are stuck in the corner of heavy camber pipe fitting 12, so having between the second pellet 16 and secondary core-pulling mechanism
It is flexibly connected by pivot pin 17, the second pellet 16 can be made to make wobbling action in core pulling, smoothly from the bent angle of heavy camber pipe fitting 12
Deviate from place, realize core pulling, lower roof plate 7 and upper plate 6 are finally driven by injection machine power, upper plate drives push rod 8 big curved
Spend outside the ejection die of pipe fitting 12, realize the demoulding.This programme uses Split type structure, by secondary front and rear core pulling, smoothly realizes big curved
The smooth core pulling of pipe fitting pellet is spent, simple structure is easy to process, and core pulling action is more stable, reliable, service life length, production efficiency
It is high.Described secondary core-pulling mechanism, which is included on dynamic model frame 9, sets twice core pulling slide plate 20, fixed peace on twice core pulling slide plate 20
Twice core pulling block 21 is filled, the second pellet 16 is movably connected on twice core pulling block 21 by pivot pin 17, in twice core pulling slide plate 20
Upper slide sets a core-pulling slide block 22, and a core pulling insert 23 is fixed in the front end of a core-pulling slide block 22, and the first pellet 15 is solid
Surely it is connected in a core pulling insert 23, one time core-pulling slide block 22 connects core pulling power, in the outer face of twice core pulling slide plate 20
Limited block 25 is installed, a core-pulling slide block 22 drives core pulling by core pulling power, a segment distance is slided on twice core pulling slide plate 20
Contacted afterwards with limited block 25, and continue core pulling with twice core pulling slide plate 20, will taken out before and after the first pellet 15 and the second pellet 16
Core is stripped.In the second 16 core pulling of pellet, the elbow insert 161 of its front end is stuck in elbow internal wall, but because the second pellet 16 is logical
Cross pivot pin 17 to be movably connected on twice core pulling block 21, under core pulling pulling, the second pellet 16 is somewhat movable（It is rich to ship and resell on another market 17 turns
It is dynamic）, so that it may smoothly abjection.Described twice core pulling block 21 is fixed on twice core pulling slide plate 20 from top to bottom by screw 211,
It is fixed reliable.A described core pulling insert 23 is fixed on a core-pulling slide block 22 from left to right by bolt 231, and fixation can
Lean on.Described core pulling power is the conventional core pulling power such as core pulling oil cylinder, no longer statement in detail, is set in the outer wall of dynamic model frame 9
Core pulling support 91, core pulling oil cylinder is arranged on core pulling support, easy for installation.
Claims (5)
1. the split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold, including compound plate on mould（1）With lower compound plate
（2）, model frame under lower compound plate（3）, fixed die insert is installed in model frame（4）, support block is installed on lower compound plate（5）, set between support block
Put upper plate（6）And lower roof plate（7）, push rod is connected on upper plate（8）, dynamic model frame is set on support block（9）, install in dynamic model frame dynamic
Mould insert（10）, moving die insert（10）With fixed die insert（4）Between symmetrical two pieces of pipe fitting pellets are set（11）, two pieces of pipe fitting cores
Block（11）With moving die insert（10）And fixed die insert（4）Between gap form die cavity, the heavy camber for having injection molding in die cavity
Pipe fitting（12）, it is characterised in that two pieces of described pipe fitting pellets（11）It is split type, includes the first core of two slit bamboo or chopped wood split splits
Block（15）With the second pellet（16）, in the second pellet（16）Front end set elbow insert（161）, elbow insert（161）With it is big
Camber pipe fitting（12）Corner be engaged, the first pellet（15）With the second pellet（16）Taken out before and after being driven by secondary core-pulling mechanism
Core, and the second pellet（16）By pivot pin between secondary core-pulling mechanism（17）It is flexibly connected.
2. the split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold as claimed in claim 1, its feature exist
It is included in dynamic model frame in described secondary core-pulling mechanism（9）Upper setting twice core pulling slide plate（20）, twice core pulling slide plate（20）On
Twice core pulling block is fixedly mounted（21）, the second pellet（16）Pass through pivot pin（17）It is movably connected in twice core pulling block（21）On,
Twice core pulling slide plate（20）Upper slide sets a core-pulling slide block（22）, a core-pulling slide block（22）Front end fix a core pulling
Insert（23）, the first pellet（15）It is fixedly connected on a core pulling insert（23）On, a core-pulling slide block（22）Connection core pulling is moved
Power, in twice core pulling slide plate（20）Outer face installation limited block（25）, a core-pulling slide block（22）Driven and taken out by core pulling power
Core, in twice core pulling slide plate（20）It is upper slip one segment distance after with limited block（25）Contact, and with twice core pulling slide plate（20）
Continue core pulling, by the first pellet（15）With the second pellet（16）Front and rear core_pulling demoulding.
3. the split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold as claimed in claim 2, its feature exist
In described twice core pulling block（21）Pass through screw（211）It is fixed on twice core pulling slide plate（20）On.
4. the split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold as claimed in claim 2, its feature exist
In a described core pulling insert（23）Pass through bolt（231）It is fixed on a core-pulling slide block（22）On.
5. the split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold as claimed in claim 2, its feature exist
In described core pulling power be core pulling oil cylinder, and in dynamic model frame（9）Outer wall set core pulling support（91）, core pulling oil cylinder is arranged on
On core pulling support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710888468.2A CN107498803A (en) | 2017-09-27 | 2017-09-27 | The split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710888468.2A CN107498803A (en) | 2017-09-27 | 2017-09-27 | The split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107498803A true CN107498803A (en) | 2017-12-22 |
Family
ID=60699280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710888468.2A Pending CN107498803A (en) | 2017-09-27 | 2017-09-27 | The split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107498803A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228179A (en) * | 2018-10-30 | 2019-01-18 | 安徽宁国中鼎模具制造有限公司 | A kind of injection molding union elbow rotary core pulling die |
| CN109702969A (en) * | 2019-02-21 | 2019-05-03 | 台州市黄岩炜大塑料机械有限公司 | Odd test demolding structure is straightened in big bent pipe fitting piece mold slanted |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765169A (en) * | 2012-07-25 | 2012-11-07 | 宁波宇升模业有限公司 | Horizontal-linkage secondary core pulling mechanism |
| KR101317658B1 (en) * | 2013-05-14 | 2013-10-15 | 에스디(주) | Core unit for under-cut relieving of elbow injection mold |
| CN207465781U (en) * | 2017-09-27 | 2018-06-08 | 台州市黄岩方胜模塑有限公司 | The split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold |
-
2017
- 2017-09-27 CN CN201710888468.2A patent/CN107498803A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765169A (en) * | 2012-07-25 | 2012-11-07 | 宁波宇升模业有限公司 | Horizontal-linkage secondary core pulling mechanism |
| KR101317658B1 (en) * | 2013-05-14 | 2013-10-15 | 에스디(주) | Core unit for under-cut relieving of elbow injection mold |
| CN207465781U (en) * | 2017-09-27 | 2018-06-08 | 台州市黄岩方胜模塑有限公司 | The split type fuse twice core pulling swinging de-molding mechanism of heavy camber pipe fitting mold |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228179A (en) * | 2018-10-30 | 2019-01-18 | 安徽宁国中鼎模具制造有限公司 | A kind of injection molding union elbow rotary core pulling die |
| CN109702969A (en) * | 2019-02-21 | 2019-05-03 | 台州市黄岩炜大塑料机械有限公司 | Odd test demolding structure is straightened in big bent pipe fitting piece mold slanted |
| CN109702969B (en) * | 2019-02-21 | 2023-12-29 | 台州市黄岩炜大塑料机械有限公司 | Inclined-pulling drawing type demoulding structure of large-bridge bent pipe fitting mould |
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