CN114228079A - Electronic plastic mold capable of achieving rapid demolding and injection molding using method thereof - Google Patents
Electronic plastic mold capable of achieving rapid demolding and injection molding using method thereof Download PDFInfo
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- CN114228079A CN114228079A CN202111548163.XA CN202111548163A CN114228079A CN 114228079 A CN114228079 A CN 114228079A CN 202111548163 A CN202111548163 A CN 202111548163A CN 114228079 A CN114228079 A CN 114228079A
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 64
- 239000004033 plastic Substances 0.000 title claims abstract description 33
- 229920003023 plastic Polymers 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000009423 ventilation Methods 0.000 claims abstract description 22
- 230000000149 penetrating effect Effects 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 22
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 238000000465 moulding Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 11
- 239000012778 molding material Substances 0.000 claims description 6
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 2
- 238000013022 venting Methods 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 210000001161 mammalian embryo Anatomy 0.000 description 9
- 238000001816 cooling Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses an electronic plastic mold capable of realizing rapid demolding and an injection molding use method thereof, and relates to the technical field of injection molds. The invention comprises a bottom plate, wherein a rear mold blank is fixedly connected to the bottom plate through two supporting blocks, the top of the rear mold blank is detachably connected with a rear template through a bolt, an ejector pin panel penetrating through the rear mold blank and the rear template is vertically and slidably installed on the bottom plate through an elastic guide part, a front mold blank is slidably arranged on the rear mold blank, one surface of the front mold blank facing the rear mold blank is detachably connected with a front template meshed with the rear template through a bolt, and the rear template and the front template both comprise base plates fixedly connected to opposite surfaces of the rear mold blank and the front mold blank. The invention can circulate heated gas or refrigerating gas through the gas transmission pipe, the ventilation hole of the base plate and the gas passing groove of the ventilation module, thereby controlling the temperature of the rear template and the front template, being convenient to adapt to the temperature required during injection molding and demolding, and increasing the quality and the production efficiency of products.
Description
Technical Field
The invention relates to the technical field of injection molds, in particular to an electronic plastic mold capable of realizing rapid demolding and an injection molding use method thereof.
Background
Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.
The temperature of the material needs to be controlled during injection molding to ensure that the material can be in a fluid state when entering the plastic mold, so that the space in the mold is completely filled, but the mold does not have a heating function, the material is easily solidified in advance in the injection molding process under the influence of the external temperature, so that the space in the mold cannot be completely filled, the quality of a product is influenced, the existing mold can be demoulded only after the material is solidified, the waiting time is too long, and the production speed of the product is influenced, so that the electronic plastic mold capable of demoulding quickly and the injection molding using method thereof are provided.
Disclosure of Invention
The invention aims to: the invention provides an electronic plastic mold capable of realizing rapid demolding and an injection molding using method thereof, and aims to solve the problems that the existing plastic injection mold does not have a heating function, cannot ensure the temperature of a material injected into the mold, and cannot ensure the product quality, and the mold does not have a cooling function, cannot enable the material to be rapidly cooled and solidified, increases the demolding waiting time, and affects the product production efficiency.
The invention specifically adopts the following technical scheme for realizing the purpose:
an electronic plastic mold capable of realizing rapid demolding comprises a bottom plate, wherein a rear mold blank is fixedly connected to the bottom plate through two supporting blocks, the top of the rear mould blank is detachably connected with a rear mould plate through a bolt, an ejector pin panel penetrating through the rear mould blank and the rear mould plate is vertically and slidably arranged on the bottom plate through an elastic guide piece, a front mould blank is arranged on the rear mould blank in a sliding way, a front template meshed with the rear template is detachably connected to one surface of the front mould blank facing the rear mould blank through a bolt, the rear template and the front template both comprise base plates fixedly connected on the opposite surfaces of the rear mold blank and the front mold blank, the opposite surfaces of the two base plates can be detachably connected with ventilation modules, the end of the ventilation module facing the base plate is provided with a gas passing groove, the base plate is provided with a ventilation hole communicated with the gas passing groove, two gas pipes and an exhaust pipe communicated with the vent hole channel are arranged on the rear mold blank and the front mold blank in a penetrating way.
Further, four corners in back mould embryo bottom all are constructed with sliding through hole, the sliding through hole bottom is constructed with the ladder groove, the elastic guide includes that one end slides the slip post that runs through sliding through hole, the movable sleeve is equipped with the supporting spring that one end was contradicted at the ladder inslot on the slip post, thimble panel fixed connection is in the bottom of four slip posts.
Furthermore, the ejector pin panel comprises a flat plate fixedly connected to the bottoms of the four sliding columns, the flat plate is vertically arranged between the two supporting blocks in a sliding mode, a plurality of ejector pin rods vertically penetrating through the rear mold blank and the rear mold plate are fixedly connected to the middle of the upper surface of the flat plate, and the other end of each supporting spring abuts against the flat plate.
Furthermore, the equal fixedly connected with guide post of four corners at back mould embryo top, the front mould embryo bottom constructs four mounting holes corresponding with the guide post, all can dismantle in the mounting hole and install the stand pipe of inserting with the guide post slip and closing.
Furthermore, all be constructed rectangular channel on the opposite face of back mould embryo and preceding mould embryo, the bed plate is inserted and is established and install in the rectangular channel, all slide through on the back mutually of back mould embryo and preceding mould embryo and install four fixing bolt that are located four corners of rectangular channel respectively, be constructed four on the bed plate with the corresponding screw hole rather than the line connection of fixing bolt spiral shell.
Further, two all be constructed the mounting groove on the opposite face of bed plate, the module of ventilating includes the rectangle piece in through bolt demountable installation mounting groove, two be constructed terrace die and the die that is used for injection moulding on the opposite face of rectangle piece respectively, cross the gas tank shape for snakelike and construct on the looks back of two rectangle pieces.
Furthermore, the ventilation hole channel comprises two jacks constructed on one side of the base plate, a connecting hole communicated with the two jacks is constructed on the other side of the base plate, and sealing columns are inserted into the connecting hole and the open ends of the jacks.
Furthermore, one end of the base plate facing the ventilation module is provided with an air inlet hole and an air outlet hole which are respectively communicated with two ends of the air passing groove, the air inlet hole is communicated with the connecting hole and one of the jacks, the air outlet hole is communicated with the other jack, three air passing holes communicated with the connecting hole and the jacks are formed in one surface of the base plate facing the rectangular groove, two air passing holes close to the air inlet hole are communicated with the air conveying pipe, and the other air passing hole is communicated with the air exhausting pipe.
Furthermore, a step ring groove is formed on the upper edge of the ventilation module along the opening end edge of the air passing groove, and a sealing insertion block which is inserted and combined with the step ring groove is formed on the base plate.
An injection molding using method of an electronic plastic mold capable of realizing rapid demolding comprises the above electronic plastic mold, the device is arranged on an injection molding machine, a bottom plate is arranged on a working panel of the injection molding machine, a top cylinder push rod of the injection molding machine penetrates through the bottom plate to be connected with a thimble panel, a front mold blank is arranged at an injection molding pipe orifice, one of gas pipes is communicated with an air heater, the other gas pipe is communicated with an air refrigerator, an exhaust pipe is communicated with the outside, when the injection molding is carried out through the injection molding machine, a material can enter a front mold plate through the front mold blank, the front mold plate and a rear mold plate are mutually meshed to form an injection molding cavity for product molding, and when the material is injected, heated air can be injected into a base plate through the gas pipes, and the heated air can flow through a ventilation hole channel to enter a ventilation groove in a ventilation module, then through blast pipe with gaseous discharge, the heat that gas carried will be absorbed by the module of ventilating, so that increase the mobility of the material of moulding plastics, prevent that it from solidifying in advance and can't be full of the cavity of moulding plastics, when need carry out the drawing of patterns after the completion of moulding plastics, can enter the module of ventilating through the air-conveying pipe after will refrigerating, make the heat on the module of ventilating absorb by the refrigerated air fast, accelerate the solidification of the material of moulding plastics, then the top cylinder push rod promotion thimble panel through the injection molding machine moves towards the back mould embryo, thereby will overlap the ejecting drawing of patterns of the fashioned product of establishing on the back mould board, the efficiency of the drawing of patterns has been increased.
The invention has the following beneficial effects:
1. when in use, the whole body is required to be arranged on an injection molding machine, and then the two air pipes are respectively connected with the existing air heater and the air refrigerator, when in injection molding, hot air can be injected into the rear template and the front template in the device through the air heater and one of the air pipes, can ensure that the material always keeps a certain temperature and fluid state when entering the device, so as to fully fill the die cavity formed between the rear template and the front template, prevent the material from being solidified in advance, ensure the quality of products, after the injection molding is finished, the refrigerated air can be conveyed to the inner parts of the rear template and the front template through the air refrigerator and the other air conveying pipe, thereby accelerating the cooling speed of the material after injection molding, being convenient for ejecting the product out of the rear template by using the ejector pin panel after the material is rapidly solidified, and increasing the demolding efficiency.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is an exploded perspective view of the present invention;
FIG. 3 is a plan elevation view of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is a cross-sectional view taken in the direction B-B of FIG. 3 in accordance with the present invention;
FIG. 6 is a partial perspective view of the present invention;
FIG. 7 is a partial perspective sectional view of the present invention;
FIG. 8 is a partial perspective view of the present invention;
FIG. 9 is another partial perspective view of the present invention;
reference numerals: 1. a base plate; 2. a support block; 3. a rear mold blank; 301. a slide through hole; 302. a stepped groove; 303. a guide post; 304. a rectangular groove; 305. fixing the bolt; 4. a rear template; 5. an elastic guide member; 501. a sliding post; 502. a support spring; 6. a thimble panel; 601. a flat plate; 602. a thimble rod; 7. a front mold blank; 701. mounting holes; 702. a guide tube; 8. a front template; 9. a base plate; 901. a threaded hole; 902. mounting grooves; 10. a ventilation module; 1001. a rectangular block; 11. a gas passing groove; 1101. a stepped ring groove; 1102. sealing the insert block; 12. a vent passage; 1201. a jack; 1202. connecting holes; 1203. sealing the column; 1204. an air inlet; 1205. an air outlet; 1206. air passing holes; 13. a gas delivery pipe; 14. and (4) exhausting the gas.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
As shown in fig. 1-4, an electronic plastic mold for rapid demolding and a method for using the same according to an embodiment of the present invention include a bottom plate 1, a rear mold blank 3 is fixedly connected to the bottom plate 1 through two support blocks 2, a rear mold plate 4 is detachably connected to the top of the rear mold blank 3 through a bolt, an ejector pin panel 6 penetrating through the rear mold blank 3 and the rear mold plate 4 is vertically slidably installed on the bottom plate 1 through an elastic guide 5, a front mold blank 7 is slidably installed on the rear mold blank 3, a front mold plate 8 engaged with the rear mold plate 4 is detachably connected to one side of the front mold blank 7 facing the rear mold blank 3 through a bolt, the rear mold plate 4 and the front mold plate 8 both include base plates 9 fixedly connected to opposite sides of the rear mold blank 3 and the front mold blank 7, ventilation modules 10 are detachably connected to opposite sides of the two base plates 9, one end of the ventilation module 10 facing the base plates 9 is configured with a ventilation groove 11, the base plate 9 is provided with a ventilation hole channel 12 communicated with a gas passing groove 11, the rear mold blank 3 and the front mold blank 7 are both provided with two gas transmission pipes 13 and an exhaust pipe 14 which are communicated with the ventilation hole channel 12 in a penetrating way, the device is arranged on an injection molding machine, the front mold blank 7 is fixedly connected at a discharge port of the injection molding machine and communicated with the discharge port of the injection molding machine, the front mold blank 7 is provided with a feed pipe communicated with a front mold plate 8 and a discharge port of the injection molding machine in a penetrating way and used for injecting materials into a mold cavity formed between the front mold plate 8 and the rear mold plate 4, the thimble panel 6 is connected with a top cylinder push rod on the injection molding machine, the two gas transmission pipes 13 are respectively connected on the existing air heater and the existing air refrigerator, when the device is used for injection molding, the materials can enter between the front mold plate 8 and the rear mold plate 4 through the feed pipe through the feed inlet of the injection molding machine, and simultaneously, the heated air can be injected into the base plate 9 through the gas transmission pipes 13, heated air will enter into the air channel 11 in the module 10 of ventilating through the air vent 12, then discharge gas through the blast pipe 14, the heat that gas carried will be absorbed by the module 10 of ventilating, so as to increase the mobility of the material of moulding plastics, prevent it from solidifying in advance and can't be full of the cavity of moulding plastics, when needing to demold after finishing moulding plastics, can convey the air after refrigerating into the module 10 of ventilating through another air pipe 13, make the heat on the module 10 of ventilating absorbed by the refrigerated air fast, accelerate the solidification of the material of moulding plastics, then promote the thimble panel 6 to move towards the back mould embryo 3 through the top cylinder push rod of the injection molding machine, thus will overlap the ejecting drawing of patterns of the fashioned product on the back mould 4, increase the efficiency of demold, have also increased the production efficiency of the whole product.
As shown in fig. 5, in some embodiments, sliding through holes 301 are formed at four corners of the bottom of the rear mold 3, stepped grooves 302 are formed at the bottom of the sliding through holes 301, the elastic guiding element 5 includes sliding posts 501 having one end sliding through the sliding through holes 301, a supporting spring 502 having one end abutting against the stepped grooves 302 is movably sleeved on the sliding posts 501, the thimble panel 6 is fixedly connected to the bottom of the four sliding posts 501, the stepped grooves 302 are configured to limit the supporting spring 502, so as to ensure that the supporting spring 502 is elastically deformed and does not have a position offset, and through the cooperation between the sliding through holes 301 and the sliding posts 501, the movement of the thimble panel 6 can be guided to prevent the thimble panel from being jammed by the offset when pushed by the push rod of the thimble, so as to ensure smooth demolding, thereby increasing the safety of the device, and the supporting spring 502 is configured to enable the thimble panel 6 to automatically reset, time is saved and demoulding efficiency is improved.
As shown in fig. 2 and fig. 5, in some embodiments, the thimble panel 6 includes a flat plate 601 fixedly connected to the bottom of the four sliding columns 501, the flat plate 601 is vertically slidably disposed between the two supporting blocks 2, a plurality of thimble rods 602 vertically penetrating through the rear mold blank 3 and the rear mold 4 are fixedly connected to the middle of the upper surface of the flat plate 601, and the other end of the supporting spring 502 abuts against the flat plate 601, so as to generate a uniform ejecting force on the product by disposing the plurality of thimble rods 602, thereby preventing the product from being deformed during ejection and demolding.
As shown in fig. 8-9, in some embodiments, the four corners of the top of the rear mold 3 are fixedly connected with the guiding posts 303, the bottom of the front mold 7 is configured with four mounting holes 701 corresponding to the guiding posts 303, each of the mounting holes 701 is detachably provided with a guiding tube 702 slidably inserted with the guiding posts 303, the guiding posts 303 can be inserted with the guiding tubes 702 when the rear mold 3 and the front mold 7 move close to each other, for ensuring the accuracy of engagement of the rear mold plate 4 with the front mold plate 8, to ensure the production quality of the product, mounting holes 701 are provided and guide tubes 702 are provided therein, because the guide post 303 frequently rubs the guide pipe 702 when the device is used, the inner wall of the guide pipe 702 can be abraded, the guide pipe 702 can be conveniently and independently replaced by arranging the mounting hole 701, and the whole front mold blank 7 does not need to be replaced, so that the practicability of the device is improved.
As shown in fig. 9, in some embodiments, rectangular grooves 304 are formed in the opposite surfaces of the rear mold blank 3 and the front mold blank 7, the base plate 9 is inserted and installed in the rectangular grooves 304, four fixing bolts 305 located at four corners of the rectangular grooves 304 are installed on the back surfaces of the rear mold blank 3 and the front mold blank 7 in a sliding and penetrating manner, four threaded holes 901 corresponding to the fixing bolts 305 and connected with threads are formed in the base plate 9, the fixing bolts 305 penetrate through the rectangular grooves 304 and are in threaded connection with the base plate 9, the base plate 9 is not only structurally stable through threaded connection, but also can be conveniently detached, so that subsequent maintenance and replacement are facilitated, and the operation is convenient, time and labor are saved.
As shown in fig. 6 and 9, in some embodiments, mounting grooves 902 are configured on the opposite surfaces of the two base plates 9, the vent module 10 includes rectangular blocks 1001 detachably mounted in the mounting grooves 902 by bolts, male and female molds for injection molding are configured on the opposite surfaces of the two rectangular blocks 1001, the air passing groove 11 is serpentine and configured on the opposite surfaces of the two rectangular blocks 1001, the serpentine air passing groove 11 is used for increasing the flowing distance of air, so that the heat exchange efficiency is increased, the mounting grooves 902 are configured to limit the rectangular blocks 1001, the rectangular blocks 1001 are detachably connected in the mounting grooves 902 by threads, the rectangular blocks 1001 are conveniently detached and replaced, so that the rectangular blocks 1001 with different male and female molds can be conveniently mounted, and the flexibility of the device is increased.
As shown in fig. 7, in some embodiments, the vent 12 includes two insertion holes 1201 configured on one side of the base plate 9, the other side of the base plate 9 is configured with a connection hole 1202 communicated with the two insertion holes 1201, the connection hole 1202 and the opening end of the insertion hole 1201 are inserted and installed with a sealing post 1203, the vent 12 is configured as two insertion holes 1201 and one connection hole 1202 and is respectively communicated with the side end of the base plate 9, the vent 12 is conveniently processed in the production of the device, only three holes need to be drilled, the processing cost of the device is saved, and the sealing post 1203 is configured to seal the insertion holes 1201 and the connection hole 1202 to prevent gas leakage.
As shown in fig. 7, in some embodiments, one end of the base plate 9 facing the ventilation module 10 is configured with an air inlet 1204 and an air outlet 1205 respectively communicated with two ends of the air passing groove 11, the air inlet 1204 is communicated with the connecting hole 1202 and one of the insertion holes 1201, the air outlet 1205 is communicated with the other insertion hole 1201, one side of the base plate 9 facing the rectangular groove 304 is configured with three air passing holes 1206 communicated with the connecting hole 1202 and the insertion hole 1201, two air passing holes 1206 close to the air inlet 1204 are communicated with the air delivery pipe 13, and the other air passing hole 1206 is communicated with the exhaust pipe 14, so that air entering from the air delivery pipe 13 can flow through the whole air passing groove 11 and then is exhausted from the air outlet 1205 to the exhaust pipe 14, thereby facilitating better heat transfer of the air and increasing the efficiency of heat transfer.
As shown in fig. 6, in some embodiments, a stepped ring groove 1101 is formed on the vent module 10 along the edge of the opening end of the gas passing groove 11, and a sealing insert 1102 inserted into the stepped ring groove 1101 is formed on the base plate 9, so that the sealing performance of the device can be increased by providing the stepped ring groove 1101 and the sealing insert 1102, and the gas is prevented from easily leaking, so as to ensure the heat exchange effect between the gas and the device.
An injection molding using method of an electronic plastic mold capable of realizing rapid demolding comprises the above electronic plastic mold, the device is arranged on an injection molding machine, a bottom plate 1 is arranged on a working panel of the injection molding machine, a top cylinder push rod of the injection molding machine penetrates through the bottom plate 1 to be connected with an ejector pin panel 6, a front mold blank 7 is arranged at an injection molding pipe orifice, one of air pipes 13 is communicated with an air heater, the other air pipe 13 is communicated with an air refrigerator, an exhaust pipe 14 is communicated with the outside, when the injection molding is carried out through the injection molding machine, materials can enter a front mold plate 8 through the front mold blank 7, the front mold plate 8 and a rear mold plate 4 are mutually meshed to form an injection molding cavity for product molding, heated air can be injected into a base plate 9 through the air pipes 13 during material injection, the heated air can flow through an air passage 12 to enter an air passage 11 in an air vent module 10, then the gas is discharged through the exhaust pipe 14, the heat carried by the gas is absorbed by the ventilation module 10, so as to increase the fluidity of the injection molding material, prevent the injection molding material from being solidified in advance and being incapable of being filled with an injection molding cavity, when the demolding is needed after the injection molding is finished, the refrigerated air can be conveyed into the ventilation module 10 through another gas pipe 13, so that the heat on the ventilation module 10 is rapidly absorbed by the refrigerated air, the solidification of the injection molding material is accelerated, then the thimble panel 6 is pushed by a top cylinder push rod of the injection molding machine to move towards the rear mold blank 3, so that a product formed on the rear mold plate 4 in a sleeved mode is ejected and demolded, and the demolding efficiency is increased.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention, and various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be applied to other embodiments without departing from the spirit or scope of the present invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The electronic plastic mold capable of realizing rapid demolding comprises a bottom plate (1) and is characterized in that a rear mold blank (3) is fixedly connected onto the bottom plate (1) through two supporting blocks (2), a rear template (4) is detachably connected onto the top of the rear mold blank (3) through a bolt, an ejector pin panel (6) penetrating through the rear mold blank (3) and the rear template (4) is vertically and slidably mounted on the bottom plate (1) through an elastic guide piece (5), a front mold blank (7) is slidably arranged on the rear mold blank (3), a front template (8) meshed with the rear template (4) is detachably connected onto one surface, facing the rear mold blank (3), of the front mold blank (7) through a bolt, the rear template (4) and the front template (8) respectively comprise base plates (9) fixedly connected onto opposite surfaces of the rear mold blank (3) and the front mold blank (7), and ventilation modules (10) can be detachably connected onto opposite surfaces of the two base plates (9), the air vent structure is characterized in that an air passing groove (11) is formed in one end, facing the base plate (9), of the air vent module (10), an air vent hole (12) communicated with the air passing groove (11) is formed in the base plate (9), and two air pipes (13) and an air exhaust pipe (14) communicated with the air vent hole (12) penetrate through the rear die blank (3) and the front die blank (7).
2. The electronic plastic mold capable of realizing rapid demolding according to claim 1, wherein the four corners at the bottom of the rear mold blank (3) are constructed with sliding through holes (301), the bottom of each sliding through hole (301) is constructed with a stepped groove (302), the elastic guide (5) comprises a sliding column (501) with one end sliding through the sliding through holes (301), the sliding column (501) is movably sleeved with a supporting spring (502) with one end abutting against the stepped groove (302), and the thimble panels (6) are fixedly connected to the bottoms of the four sliding columns (501).
3. The electronic plastic mold for rapid demolding as claimed in claim 2, wherein the thimble panel (6) comprises a flat plate (601) fixedly connected to the bottom of the four sliding columns (501), the flat plate (601) is vertically slidably disposed between the two supporting blocks (2), a plurality of thimble rods (602) vertically penetrating through the rear mold blank (3) and the rear mold plate (4) are fixedly connected to the middle of the upper surface of the flat plate (601), and the other end of the supporting spring (502) abuts against the flat plate (601).
4. The electronic plastic mold for rapid demolding as claimed in claim 3, wherein the four corners of the top of the rear mold blank (3) are fixedly connected with guide posts (303), the bottom of the front mold blank (7) is configured with four mounting holes (701) corresponding to the guide posts (303), and the mounting holes (701) are detachably mounted with guide tubes (702) slidably inserted with the guide posts (303).
5. The electronic plastic mold for quick demolding as claimed in claim 4, wherein the opposing surfaces of the rear mold blank (3) and the front mold blank (7) are respectively configured with a rectangular groove (304), the base plate (9) is inserted and installed in the rectangular groove (304), the opposing surfaces of the rear mold blank (3) and the front mold blank (7) are respectively slidably installed with four fixing bolts (305) at four corners of the rectangular groove (304), and the base plate (9) is configured with four threaded holes (901) corresponding to the fixing bolts (305) and connected with the fixing bolts in a threaded manner.
6. The electronic plastic mold for rapid demolding as claimed in claim 5, wherein the two base plates (9) are configured with mounting grooves (902) on opposite surfaces, the venting module (10) comprises rectangular blocks (1001) detachably mounted in the mounting grooves (902) through bolts, the two rectangular blocks (1001) are respectively configured with a male mold and a female mold for injection molding on opposite surfaces, and the venting groove (11) is serpentine in shape and configured on opposite surfaces of the two rectangular blocks (1001).
7. The electronic plastic mold for quick mold release according to claim 6, wherein the venting channel (12) comprises two insertion holes (1201) formed on one side of the base plate (9), the other side of the base plate (9) is formed with a connecting hole (1202) communicating with the two insertion holes (1201), and the connecting hole (1202) and the opening ends of the insertion holes (1201) are inserted and installed with sealing columns (1203).
8. The electronic plastic mold for rapid demolding as claimed in claim 7, wherein an end of the base plate (9) facing the vent module (10) is configured with an air inlet hole (1204) and an air outlet hole (1205) respectively communicated with two ends of the vent groove (11), the air inlet hole (1204) is communicated with the connecting hole (1202) and one of the insertion holes (1201), the air outlet hole (1205) is communicated with the other insertion hole (1201), one side of the base plate (9) facing the rectangular groove (304) is configured with three vent holes (1206) communicated with the connecting hole (1202) and the insertion hole (1201), two vent holes (1206) close to the air inlet hole (1204) are communicated with the air pipe (13), and the other vent hole (1206) is communicated with the air pipe (14).
9. A rapid-release electronic plastic mold according to claim 8, wherein the vent module (10) is formed with a stepped ring groove (1101) along the edge of the opening end of the vent groove (11), and the base plate (9) is formed with a sealing insert (1102) engaged with the stepped ring groove (1101).
10. An injection molding using method of an electronic plastic mold capable of realizing rapid demolding, which comprises the electronic plastic mold capable of realizing rapid demolding according to any one of claims 1 to 9, and is characterized in that the device is arranged on an injection molding machine, a bottom plate (1) is arranged on a working panel of the injection molding machine, a push rod of a top cylinder of the injection molding machine penetrates through the bottom plate (1) to be connected with a thimble panel (6), then a front mold blank (7) is arranged at an injection molding pipe orifice, one of the air delivery pipes (13) is communicated with an air heater, the other air delivery pipe (13) is communicated with an air refrigerator, an exhaust pipe (14) is communicated with the outside, when the injection molding is carried out through the injection molding machine, materials can enter a front mold plate (8) through the front mold blank (7), the front mold plate (8) and a rear mold plate (4) are mutually meshed to form an injection molding cavity for product molding, while the material is injected, heated air can be injected into the base plate (9) through the air conveying pipe (13), the heated air can flow through the air passage (12) and enter the air passing groove (11) in the air passing module (10), then the air is exhausted through the exhaust pipe (14), the heat carried by the air is absorbed by the air passing module (10) so as to increase the fluidity of the injection molding material and prevent the injection molding material from being solidified in advance and being incapable of filling the injection molding cavity, when the demolding is required after the injection molding is finished, the refrigerated air can be conveyed into the air passing module (10) through the other air conveying pipe (13), so that the heat on the air passing module (10) is quickly absorbed by the refrigerated air, the solidification of the injection molding material is accelerated, then the thimble panel (6) is pushed by the push rod of the top cylinder of the injection molding machine to move towards the rear mold blank (3), and the product sleeved on the rear mold plate (4) is ejected out of the demolding, the efficiency of demoulding is increased.
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| CN202111548163.XA CN114228079A (en) | 2021-12-17 | 2021-12-17 | Electronic plastic mold capable of achieving rapid demolding and injection molding using method thereof |
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| CN202111548163.XA CN114228079A (en) | 2021-12-17 | 2021-12-17 | Electronic plastic mold capable of achieving rapid demolding and injection molding using method thereof |
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