CN106217787A - Cylinder core drawing ejects injection mold - Google Patents
Cylinder core drawing ejects injection mold Download PDFInfo
- Publication number
- CN106217787A CN106217787A CN201610627566.6A CN201610627566A CN106217787A CN 106217787 A CN106217787 A CN 106217787A CN 201610627566 A CN201610627566 A CN 201610627566A CN 106217787 A CN106217787 A CN 106217787A
- Authority
- CN
- China
- Prior art keywords
- core
- knock
- slide block
- dynamic model
- pin
- 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.)
- Pending
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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
- B29C45/332—Mountings or guides therefor; Drives therefor
-
- 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
- B29C45/76—Measuring, controlling or regulating
- B29C45/80—Measuring, controlling or regulating of relative position of 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
- B29C45/84—Safety devices
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides a kind of injection mold, including cover half, dynamic model, top board, fixed mold core and mavable module core；Described top board is relatively fixed with described cover half, is fixed with core-pulling slide block in top board, and described core-pulling slide block connects cylinder, is inclined-plane inside described core-pulling slide block；Inclined-plane is provided with at least one knock-pin, is respectively equipped with and ejects passage for described knock-pin vertical direction is reciprocating in described dynamic model and mavable module core.The invention can make product stably accelerate the demoulding.
Description
Technical field
The invention mould processing and manufacturing technical field, particularly relates to a kind of cylinder core drawing and ejects injection mold.
Background technology
After mold injection completes, it is generally required to use and comprise the ejecting mechanism of knock-pin by the product of molding during die sinking
Product eject so that product can completely disengage from mould.The ejection process of existing ejecting mechanism is usually along with dynamic model
Die sinking process and at the uniform velocity carry out, eject effect and be easily subject to the impact of die stroke, eject effect the best.Further, since eject
Bar easily produces friction in ejection process with dynamic model, increases the resistance of motion, easily causes contact site abrasion, reduces the equipment longevity
Order and increase production and maintenance cost.3rd, knock-pin ejection position is improper or offsets, it is also possible to can cause the damage of product.
Summary of the invention
The invention is for solving the problems of the prior art, it is provided that a kind of cylinder core drawing ejects injection mold, it is possible to
Accelerate the ejection device of product, and reduce abrasion, registration.
The injection mold that the invention provides, including cover half, dynamic model and top board, is respectively equipped with in described fixed half and moving half
Fixed mold core and mavable module core, described fixed mold core and mavable module core can form the molding space of product to be formed after matched moulds；Described top
Plate is positioned at the middle part of described dynamic model and is relatively fixed setting with described cover half, and the interior slip of described top board is fixed with at least one and looses core
Slide block, the side in the close outside of described core-pulling slide block and the expansion link of cylinder are fixing to be connected, described core-pulling slide block close interior
The side of side is inclined-plane；Each described core-pulling slide block is provided with at least one knock-pin, looses core with described in described knock-pin bottom
The contact of incline plane of slide block also can slide along described inclined-plane, is respectively equipped with and extends for described knock-pin in described dynamic model and mavable module core
And eject passage vertical direction is reciprocating, when described knock-pin moves to stroke along the inclined-plane of described core-pulling slide block
During high position, the top of described knock-pin is positioned on the upper surface of described mavable module core.
Wherein, described dynamic model for described knock-pin move eject passage in be provided with the collar, the described collar is arranged at institute
State in the groove of the inwall ejecting passage of dynamic model, the described collar respectively with described groove and knock-pin matched in clearance.
Wherein, on described top board, it is additionally provided with fixation wall in the both sides of described core-pulling slide block, it is possible to described cylinder is carried out solid
Fixed.
Wherein, described dynamic model is additionally provided with some generating lasers, the correspondence position of described cover half is additionally provided with described
The laser pickoff of generating laser coupling.
Wherein, being provided with the transmitting groove installing described generating laser in described dynamic model, the periphery of described generating laser is solid
Surely being set with fixed cover, described fixed cover top is provided with cushion, and described cushion abuts with the top inwall of described transmitting groove,
Described fixed cover periphery is fixedly connected with spring, and the bottom inwall of described transmitting groove is fixed in the bottom of described spring, described solid
The bottom of fixed set is evenly equipped with some height fine adjusting function screw rods, and described height fine adjusting function screw rod abuts with the bottom surface of described fixed cover.
Wherein, being provided with the receiving slit installing described laser pickoff in described cover half, the periphery of described laser pickoff is solid
Surely being set with overcoat, the receiving position front end of described laser pickoff is additionally provided with backstop.
The advantage of the invention is: the structure of core-pulling slide block part arranges and die sinking later stage knock-pin be can speed up
Product is ejected, improves and eject effect so that product can completely disengage from mould；Cylinder auxiliary core-pulling slide block carries out motion to be made
Obtain ejection process more reliable and more stable；The structure of generating laser and laser pickoff arrange make equipment be in target all the time
Position, it is to avoid the defect produced because of die location skew during matched moulds is bad；The setting of the collar can reduce knock-pin back and forth
Rubbing action in motor process, reduces equipment loss and maintenance cost；Anti-blocking device and the setting of the second pressure transducer
Ensure that whole during find in time the generation of anti-jamming phenomenon.
Accompanying drawing explanation
Fig. 1 is a kind of embodiment of the invention structural representation when matched moulds；
Fig. 2 is a kind of embodiment of the invention structural representation after die sinking；
Fig. 3 is the structural representation of core-pulling slide block part in Fig. 2；
Fig. 4 is the structural representation of generating laser part in Fig. 2；
Fig. 5 is the structural representation of laser pickoff part in Fig. 2.
Wherein, 1-cover half；11-receiving slit；2-dynamic model；The 21-collar；The anti-draw-in groove of 22-；23-launches groove；3-top board；31-is sliding
Roller；32-fixation wall；33-core-pulling slide block；331-cylinder；332-inclined-plane；34-knock-pin；35-the second pressure transducer；4-cover half
Core；5-mavable module core；6-product to be formed；7-generating laser；71-fixed cover；72-cushion；73-spring；74-height fine adjusting function
Screw rod；8-laser pickoff；81-overcoat；82-backstop；9-Anti-blocking device；91-the first pressure transducer；92-anti-sticking spring；
93-pressure ball.
Detailed description of the invention
Below by combining accompanying drawing, the invention is further described.
The invention structure one embodiment as Figure 1-5, including cover half 1, dynamic model 2 and top board 3, described cover half
1 and dynamic model 2 in be respectively equipped with fixed mold core 4 and mavable module core 5, described fixed mold core 4 and mavable module core 5 can be formed to be formed after matched moulds
The molding space of product 6；Described top board 3 is positioned at the middle part of described dynamic model 2 and is relatively fixed setting, described top with described cover half 1
Slide in plate 3 and be fixed with at least one core-pulling slide block 33, the side in close outside of described core-pulling slide block 33 and stretching of cylinder 331
Contracting bar is fixing to be connected, and the side of the close inner side of described core-pulling slide block 33 is inclined-plane 332；Each described core-pulling slide block 33 is provided with
At least one knock-pin 34, described knock-pin 34 bottom contact with the inclined-plane 332 of described core-pulling slide block 33 and can along described tiltedly
Sliding in face 332, is respectively equipped with and extends for described knock-pin 34 and move back and forth at vertical direction in described dynamic model 2 and mavable module core 5
Eject passage, when described knock-pin 34 moves to the extreme higher position of stroke along the inclined-plane 332 of described core-pulling slide block 33, described
The top of knock-pin 34 is positioned on the upper surface of described mavable module core 5.
Wherein, described dynamic model 2 for described knock-pin 34 motion eject passage in be provided with the collar 21, the described collar 21 sets
In the groove of the inwall ejecting passage being placed in described dynamic model 2, the described collar 21 respectively with described groove and knock-pin 34 gap
Coordinate.The setting of the described collar 21 can reduce described knock-pin 34 rubbing in reciprocatory movement and between described dynamic model 2
Wiping effect, reduces equipment loss.Wherein, on described top board 3, part with the sliding contact of described core-pulling slide block 33 is additionally provided with some
Sliding roller 31, described sliding roller 31 can reduce the described core-pulling slide block 33 frictional resistance in motor process.
Wherein, on described top board 3, it is additionally provided with fixation wall 32 in the both sides of described core-pulling slide block 33, it is possible to described cylinder
331 are fixed.
Wherein, described dynamic model 2 is additionally provided with some generating lasers 7, the correspondence position of described cover half 1 is additionally provided with and institute
Stating the laser pickoff 8 of generating laser 7 coupling, described generating laser 7 and laser pickoff 8 can be believed by Laser emission
Number die-closed position is accurately positioned, it is to avoid the product defects caused because skew occurs die-closed position.Described laser is sent out
Emitter 7 and laser pickoff 8 are connected with control centre respectively, and during matched moulds, described laser pickoff 8 does not receives laser
During the laser signal of emitter 7, abnormal signal is sent to control centre by described laser pickoff 8, and control centre will be according to different
Running or the position of equipment carrying out reset etc. of the timely arrestment of regular signal adjusts so that the moderate place of die-closed position of equipment
In target location.
Wherein, the transmitting groove 23 installing described generating laser 7 it is provided with in described dynamic model 2, outside described generating laser 7
Week, fixed cover was equipped with fixed cover 71, and described fixed cover top is provided with cushion 72, described cushion 72 and described transmitting groove 23
Top inwall abuts, and described fixed cover 72 periphery is fixedly connected with spring 73, and described transmitting is fixed in the bottom of described spring 73
The bottom inwall of groove 23, the bottom of described fixed cover 71 is evenly equipped with some height fine adjusting function screw rods 74, described height fine adjusting function screw rod 74
Abut with the bottom surface of described fixed cover 71.Described cushion 72 and spring 73 can slow down described dynamic model 2 in motor process
Shock effect, prevents generating laser 7 to be damaged, and described height fine adjusting function screw rod 74 can adjust institute by the fine setting of height
State the transmitting angle of generating laser 7, when there is skew in the transmitting angle of described generating laser 7 or position can to itself and
Time be adjusted and correct.
Wherein, the receiving slit 11 installing described laser pickoff 8 it is provided with in described cover half 1, outside described laser pickoff 8
Week, fixed cover was equipped with overcoat 81, and the receiving position front end of described laser pickoff 8 is additionally provided with backstop 82, and described backstop 82 can hinder
The entrance of gear dust, it is to avoid signal receives bad.
Wherein, the upper surface of described dynamic model 2 being additionally provided with Anti-blocking device 9, described Anti-blocking device 9 is arranged at described dynamic
In the anti-draw-in groove 22 of the upper surface of mould 2, bottom described anti-draw-in groove 22, it is provided with the first pressure transducer 91, described pressure transducer 91
Upper connection has anti-sticking spring 92, described anti-sticking spring 92 top to be fixed with pressure ball 93；Under naturalness, described pressure ball 93 is high
Going out the upper surface of described dynamic model 2, under matched moulds state, described pressure ball 93 contacts with described pressure transducer 91 and has phase interaction
Firmly.Described pressure transducer 91 can be connected with external control center, and pressure signal is fed back to control centre；Matched moulds
Time, the pressure signal of pressure ball 93 is fed back to control centre by described pressure transducer 91, during die sinking, and once injection mold
Stuck phenomenon occurs during die sinking, and the pressure signal that should be interrupted persistently is fed back by pressure transducer 91 so that control
Center can find mould to fail normally to open, occur in that stuck phenomenon so that this production process can be tieed up in time in time
Repair and adjust.
Wherein, bottom described knock-pin 34, it is further fixed on the second pressure transducer 35, described when described knock-pin 34 is along institute
When stating the extreme higher position that the inclined-plane 332 of core-pulling slide block 33 moves to stroke, described second pressure transducer 35 and described dynamic model 2
Lower surface contacts and has interaction force.Described second pressure transducer 35 can be connected with external control center, and will pressure
Force signal feeds back to control centre；During matched moulds, described second pressure transducer 35 under the drive of described knock-pin 34 away from institute
State the lower surface of dynamic model 2, do not transmit pressure signal；In ejection process after die sinking, when described knock-pin 34 is along described cunning of loosing core
When the inclined-plane 332 of block 33 moves to the extreme higher position of stroke, product 6 to be formed is passed by complete ejection device, described second pressure
The pressure signal that the lower surface of described dynamic model 2 transmits is fed back to external control center by sensor 35, sends the signal that the demoulding completes；
Stuck phenomenon once occurs in ejection process, and the second pressure transducer 35 will not have normal pressure signal to send, control centre
Normal pressure signal cannot be received so that control centre can find that product fails the normal demoulding, occurs in that stuck in time
Phenomenon so that this production process can keep in repair in time and adjust.
During the invention matched moulds (Fig. 1), dynamic model 2 moves up, and cylinder 331 drives described core-pulling slide block 33 outwards to break away
Dynamic, described knock-pin 34 slides into extreme lower position along inclined-plane 332, and it is internal that its top enters described mavable module core 5, fixed mold core after matched moulds
4 and mavable module core 5 in form the molding space of product 6 to be formed.When die sinking, in described dynamic model 2 motor process downwards, described
The most described dynamic model of knock-pin 34 2 moves upward and stretches out mavable module core 5 and ejected by product 6 to be formed, meanwhile, at described dynamic model
2 downwards in motor process, and cylinder 331 auxiliary drives described core-pulling slide block 33 to inner slide, and described knock-pin 34 is on inclined-plane
Under the effect of 332, acceleration ejects, and makes product 6 to be formed completely disengage from mavable module core 5.During whole, generating laser 7 is with sharp
Optical receiver 8 ensure that die-closed position is moderate and is in target location and do not offsets；Anti-blocking device 9 and the second pressure sensing
Device 35 ensure that whole during find in time the generation of anti-jamming phenomenon.
The foregoing is only the preferred embodiment of the invention, not in order to limit the invention, all at this
Within the spirit of innovation and creation and principle, any modification, equivalent substitution and improvement etc. made, should be included in the invention
Protection domain within.
Claims (6)
1. an injection mold, including cover half, dynamic model and top board, is respectively equipped with fixed mold core and dynamic model in described fixed half and moving half
Core, described fixed mold core and mavable module core can form the molding space of product to be formed after matched moulds；Described top board is positioned at described dynamic
The middle part of mould is also relatively fixed setting with described cover half, and sliding in described top board is fixed with at least one core-pulling slide block, described in take out
The side in the close outside of core slide block is fixing with the expansion link of cylinder to be connected, and the side of the close inner side of described core-pulling slide block is oblique
Face；Each described core-pulling slide block is provided with at least one knock-pin, and described knock-pin bottom connects with the inclined-plane of described core-pulling slide block
Touch and can slide along described inclined-plane, being respectively equipped with in described dynamic model and mavable module core and extend and at vertical direction for described knock-pin
Reciprocating eject passage, when described knock-pin moves to the extreme higher position of stroke along the inclined-plane of described core-pulling slide block, institute
The top stating knock-pin is positioned on the upper surface of described mavable module core.
Injection mold the most according to claim 1, it is characterised in that described dynamic model for ejecting that described knock-pin moves
Being provided with the collar in passage, the described collar is arranged in the groove of the inwall ejecting passage of described dynamic model, the described collar respectively with
Described groove and knock-pin matched in clearance.
Injection mold the most according to claim 1, it is characterised in that on described top board, in the both sides of described core-pulling slide block
It is additionally provided with fixation wall, it is possible to described cylinder is fixed.
Injection mold the most according to claim 1, it is characterised in that be additionally provided with some generating lasers on described dynamic model,
The laser pickoff mated with described generating laser it is additionally provided with on the correspondence position of described cover half.
Injection mold the most according to claim 4, it is characterised in that be provided with the described generating laser of installation in described dynamic model
Transmitting groove, the periphery fixed cover of described generating laser is equipped with fixed cover, and described fixed cover top is provided with cushion, described in subtract
Shake pad abuts with the top inwall of described transmitting groove, and described fixed cover periphery is fixedly connected with spring, and the bottom of described spring is solid
Due to the bottom inwall of described transmitting groove, the bottom of described fixed cover is evenly equipped with some height fine adjusting function screw rods, described height fine adjusting function
Screw rod abuts with the bottom surface of described fixed cover.
Injection mold the most according to claim 4, it is characterised in that be provided with the described laser pickoff of installation in described cover half
Receiving slit, the periphery fixed cover of described laser pickoff also sets equipped with overcoat, the receiving position front end of described laser pickoff
There is backstop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610627566.6A CN106217787A (en) | 2016-07-29 | 2016-07-29 | Cylinder core drawing ejects injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610627566.6A CN106217787A (en) | 2016-07-29 | 2016-07-29 | Cylinder core drawing ejects injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106217787A true CN106217787A (en) | 2016-12-14 |
Family
ID=57536508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610627566.6A Pending CN106217787A (en) | 2016-07-29 | 2016-07-29 | Cylinder core drawing ejects injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106217787A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106738620A (en) * | 2016-12-30 | 2017-05-31 | 厦门市通达创智实业有限公司 | A kind of method and mould for producing super thick chopping board |
| CN107877776A (en) * | 2017-10-31 | 2018-04-06 | 歌尔股份有限公司 | The injection moulding process of injection mold and the application injection mold |
| CN108859028A (en) * | 2018-06-06 | 2018-11-23 | 天津信望爱科技有限公司 | The ejection stripper apparatus of injection mold |
| CN113828753A (en) * | 2021-09-03 | 2021-12-24 | 精诚工科汽车零部件(扬中)有限公司 | Stable mold structure beneficial to core pulling for machining engine cylinder |
-
2016
- 2016-07-29 CN CN201610627566.6A patent/CN106217787A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106738620A (en) * | 2016-12-30 | 2017-05-31 | 厦门市通达创智实业有限公司 | A kind of method and mould for producing super thick chopping board |
| CN107877776A (en) * | 2017-10-31 | 2018-04-06 | 歌尔股份有限公司 | The injection moulding process of injection mold and the application injection mold |
| CN108859028A (en) * | 2018-06-06 | 2018-11-23 | 天津信望爱科技有限公司 | The ejection stripper apparatus of injection mold |
| CN113828753A (en) * | 2021-09-03 | 2021-12-24 | 精诚工科汽车零部件(扬中)有限公司 | Stable mold structure beneficial to core pulling for machining engine cylinder |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161214 |
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| WD01 | Invention patent application deemed withdrawn after publication |