CN209007912U - A kind of mold ejection mechanism - Google Patents
A kind of mold ejection mechanism Download PDFInfo
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- CN209007912U CN209007912U CN201821683752.2U CN201821683752U CN209007912U CN 209007912 U CN209007912 U CN 209007912U CN 201821683752 U CN201821683752 U CN 201821683752U CN 209007912 U CN209007912 U CN 209007912U
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- cavity plate
- lower die
- ejection mechanism
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Abstract
The utility model discloses a kind of mold ejection mechanism and its extrusion methods, and including the upper mold, cavity plate and lower die set gradually up and down, the type chamber of injecting products model is provided in the cavity plate；The first guide post is provided between the cavity plate and lower die, the mandril on injection molding machine passes through lower die and is connected with the lower end surface of the cavity plate；The space protruded into for manipulator is formed when die opening state between the upper mold and cavity plate, convenient for the intracavitary product of manipulator crawl type；It is provided with liftout portion in the lower die, there is the die pad of Telescopic in the liftout portion, there is upward protrusion, underface of the protrusion in die pad extended state in the type chamber on the die pad.By increasing liftout portion on the basis of original mold ejection mechanism, the product intracavitary for auxiliary manipulator crawl type overcomes the process for needing to wait product natural cooling, improves the efficiency of manipulator material grasping.
Description
Technical field
The utility model relates to the mold ejection mechanisms on a kind of equipments machining die.
Background technique
Equipments machining die (injection molding machine) needs to take out finished product from cavity plate after mold injection molding, existing
Feeding mode is to protrude into manipulator in mold from outside, adsorption production and is drawn off from cavity plate.Existing problem exists
Product temperature is high after the rigid injection molding of product, can fit closely with the type chamber in cavity plate, cause manipulator can not be by product
From the intracavitary taking-up of type.Existing mode is to wait the product to be cooled to after certain temperature again by it from the intracavitary taking-up of type, but product
The cooling requirement waiting time is long, influences the shaping efficiency of injection molding machine.
Utility model content
The purpose of this utility model is to provide a kind of new mold ejection mechanisms and its extrusion method to overcome above-mentioned ask
Topic.
In order to reach the goals above, the technical solution adopted in the utility model is: a kind of mold ejection mechanism, including upper and lower
Upper mold, cavity plate and the lower die set gradually is provided with the type chamber of injecting products model in the cavity plate；The cavity plate
The first guide post is provided between lower die, the mandril on injection molding machine passes through lower die and is connected with the lower end surface of the cavity plate；It opens
The space protruded into for manipulator is formed when mould state between the upper mold and cavity plate, convenient for the intracavitary production of manipulator crawl type
Product；Be provided with liftout portion in the lower die, with the die pad of Telescopic in the liftout portion, have on the die pad to
On protrusion, the underface of the protrusion in die pad extended state in the type chamber.
Furthermore, it is understood that the quantity in the liftout portion is four, it is separately positioned on four sides all around of the lower die
On position.By carrying out ejection processing to the intracavitary product of type from four orientation, it is capable of handling the type blocked by the first guide post
Chamber.Its stress more evenly can be easier to the product ejection that type is intracavitary simultaneously.
Furthermore, it is understood that one end of first guide post is fixed in cavity plate, nut cap is provided on the other end；Institute
The limiting slot for being provided in lower die and placing for nut cap is stated, is provided with the spring being set in the first guide post in the limiting slot.
On the lower end surface of the opening position lower die of above-mentioned limiting slot, when cavity plate moves up, spring can be compressed, when the mandril of injection molding machine does not have
When dynamic driving, is had and moved down by spring effect cavity plate.When die pad is located at below cavity plate at this time, protrusion can be with
The intracavitary product contact of type, and product is ejected upwards, it is grabbed conducive to it by manipulator.
It, can also be otherwise in addition to moving down cavity plate with projection contacts above by spring and ejecting product
Product is ejected, such as keeps cavity plate position constant, the position of die pad is moved up, also can be realized above-mentioned function.Top
The position of flitch moves up available cylinder and directly drives, and can also use the driving of motor-driven ball-screw or motor driven chain
Item, sprocket wheel realize moving up for die pad.
Furthermore, it is understood that the liftout portion includes the cylinder block being fixed in lower die, it is provided with cylinder on the cylinder block,
The mandrel ends of the cylinder are provided with the die pad.It is driven using cylinder, stroke is single, is conducive to operation.While in order to
Die pad is stable, can be provided with guide post between die pad and cylinder block or other components being fixed in lower die, uses
To guide the operation of die pad.Since die pad needs entirety to withdraw from from mold, guide post can not be deposited in shadow in mold
Mold clamping is rung, one end of above-mentioned guide post is fixed on die pad, and the other end is slidably arranged on cylinder block or other components.
Furthermore, it is understood that also having independent controller, the controller is connected with the control unit of injection molding machine.
Furthermore, it is understood that being provided with the sensor being connected with controller in the cylinder, cavity plate.
A kind of mould ejection method, comprising the following steps:
Step 1, when mold molding after, be first turned on upper mold, and upper mold, cavity plate and lower die are in discrete state, etc.
To the sensor outflow in cavity plate in place signal to controller；
After step 2, controller receive signal in place, ejection signal is issued to cylinder, die pad is stretched to type by cylinder
Below cavity plate, after completing above-mentioned movement, the sensor on cylinder issues signal to controller；
Step 3, controller issue the control unit of signal to injection molding machine, and manipulator stretches to above cavity plate；Simultaneously will
The upward kinetic energy of injection molding machine mandril is cancelled, and cavity plate can integrally move down under the action of the spring, by the intracavitary product of type to
Upper top makes its loosening；Manipulator can directly grab downwards product, and by product as manipulator is transferred to mold exterior together；
Step 4, after manipulator is transferred to mold exterior, control unit control injection molding machine give again injection molding machine mandril provide
Power moves up cavity plate, while sending a signal to controller, and controller issues top bounce number to gas after receiving signal
Die pad is moved to mold exterior to contract by cylinder, cylinder.
When mold occurs abnormal during molding or die sinking, controller can issue washout, be molded at this time
Machine and mold ejection mechanism can be out of service.Since mold ejection mechanism is placed on injection molding machine, in order to protect safe operation,
Safety door can be set in mold ejection mechanism periphery, when safety door, which is in, is not turned off state, mold ejection mechanism will not be run,
In self-locking state.
Compared with prior art, the utility model is on the basis of original mold ejection mechanism by increasing liftout portion,
The product intracavitary for auxiliary manipulator crawl type, overcomes the process for needing to wait product natural cooling, improves manipulator
The efficiency of material grasping.
Detailed description of the invention
Fig. 1 is the die sinking schematic perspective view of the utility model embodiment.
Fig. 2 is the die sinking schematic perspective view (manipulator material grasping) of the utility model embodiment.
Fig. 3 is the molding schematic perspective view of the utility model embodiment.
Fig. 4 is the structural schematic diagram between the lower die, cavity plate and the first guide post of the utility model embodiment.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Embodiment
A kind of mold ejection mechanism, including upper mold 1, lower die 2 and the cavity plate 3 being arranged between upper mold 1, lower die 2, type chamber
The type chamber 31 of injecting products model is provided on the upper surface of plate 3, above-mentioned type chamber 31 installs certain rule arrangement, in the present embodiment
According to 2*8 matrix be distributed.The first guide post 5 is provided between lower die 2 and cavity plate 3, which is distributed in type chamber
The edge of plate 3.There is the manipulator 4 of the intracavitary product of crawl type on injection molding machine, be provided with and type chamber position below above-mentioned manipulator 4
The absorber to match is set, can be used in the intracavitary product of crawl type.When the die is closed, upper mold 1, cavity plate 3, lower die 2 by up to
Under successively press together, the injection hole 11 in upper mold 1 is connected with the type chamber 31 in cavity plate 3, by raw material from injection hole 11
Can be in injection molding channel inflow type chamber 31 after injection, and formed in type chamber 31.First upper mold 1 is moved up when needing to open, is infused
Mandril on molding machine passes through lower die 2 and cavity plate 3 is ejected certain altitude upwards, grabs product convenient for manipulator 4.Above structure is
Conventional mold ejection mechanism, belongs to the known prior art.It is right in the present embodiment in order to improve the feeding efficiency of manipulator 4
Above-mentioned mold ejection mechanism improves, and increasing structure can be such that the product in type chamber 31 unclamps, and can grab without waiting for cooling
Product.It is as follows with implementation:
Referring to shown in attached FIG. 1 to FIG. 3, it is provided with liftout portion in four orientation all around of lower die 2, wherein left and right two
The intracavitary product of two types in the left and right sides in the liftout part other places reason cavity plate 3 of side, in the longitudinal direction due to above-mentioned type chamber
It is blocked by the first guide post 5, so that the liftout portion of front and back position can not be handled, therefore increases the liftout portion of the left and right sides, in order to retouch
It states conveniently, the liftout portion of the left and right sides is named as liftout portion A6.The liftout portion of front and rear sides needs to eject remainder type intracavitary
The liftout portion of front and rear sides is named as liftout portion B7 for convenience by product.
Liftout portion A6 includes being provided with cylinder A61, gas on the cylinder block A62, the cylinder block A62 being fixed in lower die 2
The mandrel ends of cylinder A61 are provided with die pad A64, have upward raised A, above-mentioned protrusion A and left side on the die pad A64
Or the type chamber quantity on right side, position are corresponding, the raised A quantity in the present embodiment is two.In order to keep a left side of die pad A64
Stability when moving right is provided with the second guide post 63 between die pad A64 and cylinder block A62.When cylinder A61 is shunk
When, die pad A64 is integrally located at 2 outside of lower die, and making it not influences the molding of upper mold 1, cavity plate 3, lower die 2；When cylinder A61 exhibition
When opening, die pad A64 is located at 3 lower section of cavity plate, and two protrusion A thereon are located at immediately below corresponding type chamber.
Liftout portion B7 includes being provided with cylinder B71, gas on the cylinder block B75, the cylinder block B75 being fixed in lower die 2
The mandrel ends of cylinder B71 are provided with die pad B74, have upward raised B, above-mentioned protrusion B and front side on the die pad B74
Or the type chamber quantity of rear side, position are corresponding, the raised B quantity in the present embodiment is six.In order to keep a left side of die pad B74
Stability when moving right is provided with screw rodb base B72 in the lower die 2 where the two sides cylinder block B75, and being provided with can front and back
Mobile third guide post 73, one end and the die pad B74 of the third guide post 73 are fixedly linked.When cylinder B71 is shunk,
Die pad B74 is integrally located at 2 outside of lower die, and making it not influences the molding of upper mold 1, cavity plate 3, lower die 2；When cylinder B71 is unfolded
When, die pad B74 is located at 3 lower section of cavity plate, and six protrusion B thereon are located at immediately below corresponding type chamber.
As shown in connection with fig. 4, one end of the first guide post 5 is fixed in cavity plate 3, and nut cap 51 is provided on the other end.?
It is provided with the limiting slot 21 placed for nut cap 51 in lower die 2, is provided with spring 8 in limiting slot 21, the first guide post 5 is inserted into institute
State in spring 8, one end of the spring 8 is fixed in nut cap 51, the other end against or be fixed on 21 upper end of limiting slot.Work as needs
By the product ejection in type chamber 31, die pad B74, die pad A64 are first stretched into 3 lower section of cavity plate, at this time due to cavity plate 3
It is lifted upwards under the action of injection molding machine mandril, spring 8 is in compressive state.After the upward kinetic energy of injection molding machine mandril is cancelled,
By the needs that spring 8 resets, cavity plate 3 can be moved down, so that the product in cavity plate 3 and die pad (die pad
A64, die pad B74) on protrusion (raised B and protrusion A) contact, and product is separated with type chamber 31, is grabbed convenient for manipulator 4
Take product.
Mold ejection mechanism is controlled by independent controller in the present embodiment, on having the controller and injection molding machine
Control unit be connected, realize automatic operation.While in order to monitor the fortune of cavity plate 3, cylinder (cylinder A61 and cylinder B71)
Whether in place row, is provided with sensor in cylinder, cavity plate 3, for monitoring its position.Driving cylinder in the present embodiment
Solenoid valve, sensor is connected with controller.
In order to cooperate the operation of above-mentioned mold ejection mechanism, the mould ejection method in the present embodiment is as follows:
Step 1, when mold molding after, be first turned on upper mold, and upper mold, cavity plate and lower die are in discrete state, etc.
To in cavity plate sensor outflow in place signal arrive controller, controller execution step 2；
After step 2, controller receive signal in place, ejection signal is issued to cylinder, die pad is stretched to type by cylinder
Below cavity plate, after completing above-mentioned movement, the sensor on cylinder issues signal to controller, and controller executes step 3；
Step 3, controller issue the control unit of signal to injection molding machine, and manipulator stretches to above cavity plate；Simultaneously will
The upward kinetic energy of injection molding machine mandril is cancelled, and cavity plate can integrally move down under the action of the spring, by the intracavitary product of type to
Upper top makes its loosening；Manipulator can directly grab downwards product, and by product as manipulator is transferred to mold exterior together；
Step 4, after manipulator is transferred to mold exterior, control unit control injection molding machine give again injection molding machine mandril provide
Power moves up cavity plate, while sending a signal to controller, and controller issues top bounce number to gas after receiving signal
Die pad is moved to mold exterior to contract by cylinder, cylinder.
When mold occurs abnormal during molding or die sinking, controller can issue washout, be molded at this time
Machine and mold ejection mechanism can be out of service.Since mold ejection mechanism is placed on injection molding machine, in order to protect safe operation,
Safety door can be set in mold ejection mechanism periphery, when safety door, which is in, is not turned off state, mold ejection mechanism will not be run,
In self-locking state.
The utility model is grabbed by increasing liftout portion on the basis of original mold ejection mechanism for auxiliary manipulator
The product that type is intracavitary is taken, the process for needing to wait product natural cooling is overcome, improves the efficiency of manipulator material grasping.
Embodiment of above is only to illustrate the technical ideas and features of the present invention, and its object is to allow be familiar with this skill
The people of art understands the content of the utility model and is implemented, and does not limit the protection scope of the present invention, and all
According to the equivalent change or modification that the spirit of the present invention is substantially done, should all cover within the protection scope of the present utility model.
Claims (6)
1. a kind of mold ejection mechanism, including the upper mold, cavity plate and lower die set gradually up and down, the upper setting of the cavity plate
There is the type chamber of injecting products model；The first guide post is provided between the cavity plate and lower die；It is characterized by:
It is provided with liftout portion in the lower die, there is the die pad of Telescopic in the liftout portion, have on the die pad
Upward protrusion, underface of the protrusion in die pad extended state in the type chamber.
2. mold ejection mechanism according to claim 1, it is characterised in that: the quantity in the liftout portion is four, respectively
It is arranged in four orientation all around of the lower die.
3. mold ejection mechanism according to claim 1 or 2, it is characterised in that: one end of first guide post is fixed
In cavity plate, nut cap is provided on the other end；The limiting slot placed for nut cap, the limiting slot are provided in the lower die
Inside it is provided with the spring being set in the first guide post.
4. mold ejection mechanism according to claim 3, it is characterised in that: the liftout portion includes being fixed in lower die
Cylinder block is provided with cylinder on the cylinder block, and the mandrel ends of the cylinder are provided with the die pad.
5. mold ejection mechanism according to claim 4, it is characterised in that: also have independent controller, the control
Device is connected with the control unit of injection molding machine.
6. mold ejection mechanism according to claim 5, it is characterised in that: be provided on the cylinder, cavity plate with
The connected sensor of controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821683752.2U CN209007912U (en) | 2018-10-17 | 2018-10-17 | A kind of mold ejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821683752.2U CN209007912U (en) | 2018-10-17 | 2018-10-17 | A kind of mold ejection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209007912U true CN209007912U (en) | 2019-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821683752.2U Active CN209007912U (en) | 2018-10-17 | 2018-10-17 | A kind of mold ejection mechanism |
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| CN (1) | CN209007912U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228188A (en) * | 2018-10-17 | 2019-01-18 | 久塑科技（上海）有限公司 | A kind of mold ejection mechanism and its extrusion method |
-
2018
- 2018-10-17 CN CN201821683752.2U patent/CN209007912U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228188A (en) * | 2018-10-17 | 2019-01-18 | 久塑科技（上海）有限公司 | A kind of mold ejection mechanism and its extrusion method |
| CN109228188B (en) * | 2018-10-17 | 2023-09-22 | 久塑科技（上海）有限公司 | Mold ejection mechanism and ejection method thereof |
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