CN114932656B - Device and method for replacing injection molding die - Google Patents
Device and method for replacing injection molding die Download PDFInfo
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- CN114932656B CN114932656B CN202210630804.4A CN202210630804A CN114932656B CN 114932656 B CN114932656 B CN 114932656B CN 202210630804 A CN202210630804 A CN 202210630804A CN 114932656 B CN114932656 B CN 114932656B
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- plate
- material cavity
- jacking
- ejector
- insert
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 73
- 239000012530 fluid Substances 0.000 claims description 29
- 239000007921 spray Substances 0.000 claims description 12
- 238000007667 floating Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 abstract description 5
- 238000007906 compression Methods 0.000 abstract description 5
- 230000006872 improvement Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000012809 cooling fluid Substances 0.000 description 2
- 238000004512 die casting Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- B29C45/1753—Cleaning or purging, e.g. of the injection unit
-
- 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
- B29C45/1756—Handling of moulds or mould parts, e.g. mould exchanging means
-
- 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
- B29C45/7337—Heating or cooling of the mould using gas or steam
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of mold money exchange, in particular to an injection molding mold money exchange device and method. Which comprises the following steps: the method comprises the steps that firstly, a core replacing device is arranged in a die body, a jacking plate moves upwards, the jacking plate contacts a connecting plate to push upwards, the surface of the jacking plate is gradually inclined, and a triangular space is gradually formed between the jacking plate and an insert; step two, forming a triangular space between the ejector plate and the insert, wherein the ejector plate is inclined towards the material cavity, foreign matters on the surface are led into the material cavity, the compression assembly moves upwards in the material cavity to compress the foreign matters, the foreign matters are removed from the inner wall of the material cavity, and the capacity space of the material cavity is ensured; and thirdly, gradually moving upwards through the ejector plate, and when the bottom position of the ejector plate passes over the inner wall of the die holder, enabling the insert to be attached to the ejector assembly and slide out obliquely, so that money exchange of the insert is facilitated.
Description
Technical Field
The invention relates to the technical field of mold money exchange, in particular to an injection molding mold money exchange device and method.
Background
The injection mold is a tool for producing plastic products, is also a tool for endowing the plastic products with complete structures and precise dimensions, and is a processing method used for mass production of parts with complex shapes.
In the existing mould production process, the situation that various injection molding products of different types are required to be produced is often faced, or other reasons are required to be replaced to produce other products, so that the existing partial moulds can be adapted to the products required to be produced by replacing the mould core inserts, but when the mould core inserts are replaced, the mould inserts are ejected through upward movement of bolts at present, but after the ejection is finished, the inserts are still positioned above the whole mould, and the mould inserts are manually moved away, so that the mould is not convenient;
Secondly, in the process of replacing the insert, dust or sundry dust is required to be removed from the inner side of the die (the inner side of the die refers to the position where the insert is placed) manually, so that the replaced insert and the inner side of the die are ensured to be fit and attached, and the whole process is complicated.
Disclosure of Invention
The invention aims to provide an injection molding die money changing device and method for solving the problems in the background technology.
In order to achieve the above object, one of the objects of the present invention is to provide a method for replacing an injection molding die, comprising the steps of:
The method comprises the steps that firstly, a core replacing device is arranged in a die body, a jacking plate moves upwards, the jacking plate contacts a connecting plate to push upwards, the surface of the jacking plate is gradually inclined, and a triangular space is gradually formed between the jacking plate and an insert;
step two, forming a triangular space between the ejector plate and the insert, wherein the ejector plate is inclined towards the material cavity, foreign matters on the surface are led into the material cavity, the compression assembly moves upwards in the material cavity to compress the foreign matters, the foreign matters are removed from the inner wall of the material cavity, and the capacity space of the material cavity is ensured;
and thirdly, gradually moving upwards through the ejector plate, and when the bottom position of the ejector plate passes over the inner wall of the die holder, enabling the insert to be attached to the ejector assembly and slide out obliquely, so that money exchange of the insert is facilitated.
The second objective of the present invention is to provide a money changing device used in the money changing method of an injection molding mold, which comprises a mold body and a core changing device disposed inside the mold body, wherein the mold body comprises a mold base, the core changing device comprises an ejection assembly and a lifting plate, the ejection assembly is disposed inside the mold base, the ejection assembly comprises an ejection plate and a connecting plate, the end parts of the ejection plate are hinged and matched with each other, the ejection plate and the connecting plate are both used for sealing the inner wall of the mold base and supporting an insert, one end of the lifting plate is disposed on the side surface of the connecting plate, the lifting plate is used for ejecting the ejection assembly upwards, a material cavity is formed in the inner wall of the mold base, the other end of the lifting plate moves in the material cavity through a compressing assembly, the surface of the lifting assembly changes with the upward movement, the compressing assembly moves in the material cavity to contact the inner wall of the material cavity, and the ejection plate is obliquely attached to the insert after the bottom of the ejection plate is separated from the mold base.
As a further improvement of the technical scheme, the die body further comprises a male die and a supporting plate, wherein the male die is arranged on the supporting plate in a sliding manner; the die holder is provided with:
and the outer side surface of the die holder is provided with an inclined plate, the inclined plate is inclined, and the inclined plate is matched with the ejector plate to form a sliding slope.
As a further improvement of the technical scheme, one side of the bottom surface of the ejector plate is hinged with a limiting plate, a gap is formed at the joint of the ejector plate and the connecting plate, the top surface of the connecting plate is in an inclined surface shape, one end of the limiting plate, which is hinged with the ejector plate, is positioned below the gap, and through holes are formed in the supporting plate and the die holder.
As a further improvement of the technical scheme, a baffle is arranged in the through hole, the bottom of the baffle is connected with the through hole through a reset spring, a poking piece is arranged at the end part of the limiting plate, and the baffle can be in contact with the poking piece.
As a further improvement of the technical scheme, the pressing assembly comprises a connecting arm arranged on the side face of the jacking plate, the top of the connecting arm penetrates through the supporting plate upwards, a pressure plate is arranged at the top of the connecting arm, and the pressure plate is arranged in the material cavity.
As a further improvement of the technical scheme, the connecting arm is formed by sliding fit of an inner rod and an outer rod, the inner rod is fixedly connected with the pressure plate, and a pressure spring is arranged between the outer rod of the connecting arm and the pressure plate.
As a further improvement of the technical scheme, an air bag is arranged in the supporting plate, fluid can be arranged on the inner side of the air bag, the top of the air bag is located in the top of the supporting plate, the air bag is sleeved outside the jacking plate, the two sides of the jacking plate penetrate through the air bag upwards and are in contact with the jacking plate and the jacking assembly, the top of the air bag is provided with an extension part, a one-way valve is arranged on the extension part, and the bottom surface of the jacking plate is provided with a telescopic plate body.
As a further improvement of the technical scheme, the discharge port of the one-way valve is provided with a spray head, the spray head is arranged on the inner wall of the material cavity, and the spray head does not protrude out of the inner wall of the material cavity.
As a further improvement of the technical scheme, a flow guide pipe is connected in the material cavity, an extension pipe is connected at the bottom of the flow guide pipe, a plate body is arranged below the supporting plate and is provided with an upward opening, the air bag is positioned in the plate body of the supporting plate, a fluid cavity is formed between the air bag and the plate body, the extension pipe is positioned in the fluid cavity, and a floating plate is arranged in the fluid cavity.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the injection molding die money changing device and method, the ejector plate is ejected through the ejector plate, a triangular space is formed between the ejector plate and the insert, the ejector plate is inclined, foreign matters are guided out to the material cavity through the ejector plate to be collected, the follow-up ejector plate is ensured to be in contact with the insert in a fitting mode, the foreign matters are compressed through the compression assembly, the capacity of the material cavity for receiving the foreign matters and the convenience in moving out the foreign matters are ensured, after the ejector plate leaves the die holder, the insert is inclined to slide out rapidly, and the replacement efficiency of the current insert is improved.
2. According to the injection molding die money changing device and method, the ejector plate is subjected to the bottom limiting force of the limiting plate, the left side end of the ejector plate is stably stressed and inclined, foreign matters are guided out and the inserts are guided out, the foreign matters between gaps are guided out into the through holes, the limiting plate is inclined and turned over, the baffle is opened, the foreign matter through holes are separated downwards, and the foreign matters can be collected and discharged.
3. According to the injection molding die money changing device and method, through the preset cooling fluid in the air bag, the air bag absorbs heat at the bottom and the side of the die holder in the supporting plate, so that the die casting material in the insert can be cooled rapidly, and along with the work heat absorption of the liquid level in the air bag, the fluid sprayed out of the check valve contacts in the material cavity, the fluid flows into the fluid cavity through filtration to float and lift the floating plate, the air bag is supported by the floating plate, the air bag automatically contacts with the jacking plate to extrude the liquid level to rise, bonding contact cooling is performed, and the cooling and shaping efficiency of the material is accelerated.
Drawings
FIG. 1 is a flow chart of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the overall structure of the present invention;
FIG. 3 is a schematic view of a mold structure according to the present invention;
FIG. 4 is a schematic diagram of a die holder core-changing device according to the present invention;
FIG. 5 is a schematic view of the structure A of FIG. 4 according to the present invention;
FIG. 6 is a schematic view of the structure of the ejector plate and the lift plate of the present invention;
FIG. 7 is a schematic diagram of the structure of FIG. 6B according to the present invention;
FIG. 8 is a schematic view of an ejector assembly and lift plate of the present invention;
FIG. 9 is a cross-sectional view of a mold body structure according to the present invention;
FIG. 10 is a schematic view of the structure of FIG. 9C in accordance with the present invention;
fig. 11 is a schematic view of the structure of the airbag of the present invention.
The meaning of each reference sign in the figure is:
10. A die body;
101. A male die;
102. A support plate; 1021. a flow guiding pipe; 1022. an extension tube; 1023. a fluid cavity; 1024. a floating plate;
103. a die holder; 1031. a material cavity;
104. a sloping plate;
20. A core changing device;
201. An ejection assembly; 2011. an ejector plate; 2012. a connecting plate;
202. A jacking plate; 2021. a connecting arm; 20211. a pressure spring; 2022. a pressure plate;
203. A limiting plate; 2031. a pulling piece; 2032. a through port; 2033. a baffle; 2034. a return spring;
204. an air bag; 2041. an extension; 2042. a one-way valve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The invention provides a money changing device and method for an injection molding die, in the invention, through the motion cooperation of a jacking plate 202 and an ejection assembly 201, the ejection assembly 201 gradually generates gradient change of the surface, forms a triangular space with an insert, eliminates foreign matters on the ejection assembly 201 by utilizing the triangular space, cleans a material cavity and compresses the foreign matters through a compression assembly, ensures that the capacity of the material cavity for receiving the foreign matters and the removal of the foreign matters are convenient, and after the ejection assembly 201 leaves a die holder 103, the insert is inclined and quickly slid out, thereby improving the replacement efficiency of the current insert, and the structure and effect described in the above are further analyzed and described by matching as follows:
Example 1
Referring to fig. 1-7, one of the purposes of the present invention is to provide a method for replacing an injection mold, comprising the following steps:
Step one, arranging the core replacing device 20 in the mold body 10, wherein the jacking plate 202 moves upwards, the jacking plate 202 contacts the connecting plate 2012 to push upwards, the surface of the jacking plate 2011 is gradually inclined, and a triangular space is gradually formed between the jacking plate 2011 and the insert;
Step two, forming a triangular space between the ejector plate 2011 and the insert, wherein the ejector plate 2011 inclines towards the material cavity 1031, foreign matters on the surface are led into the material cavity 1031, the compression assembly moves upwards in the material cavity 1031 to compress the foreign matters, the foreign matters are removed from the inner wall of the material cavity 1031, and the capacity space of the material cavity 1031 is ensured;
step three, gradually moving upwards through the ejector plate 2011, and when the bottom position of the ejector plate 2011 passes over the inner wall of the die holder 103, the insert attaching ejection assembly 201 slides out obliquely so as to be beneficial to the money exchange of the insert.
The second objective of the present invention is to provide a money changing device for an injection molding mold money changing method, which comprises a mold body 10 and a money changing device 20 arranged at the inner side of the mold body 10, wherein the mold body 10 comprises a mold base 103, the money changing device 20 comprises a push-out component 201 and a lifting plate 202, the push-out component 201 is arranged at the inner side of the mold base 103, the push-out component 201 comprises a push-out plate 2011 and a connecting plate 2012, the push-out plate 2011 and the connecting plate 2012 are both used for sealing the inner wall of the mold base 103 and supporting an insert, one end of the lifting plate 202 is arranged at the side surface of the connecting plate 2012, and the lifting plate 202 is used for upwards pushing out the push-out component 201, under the initial condition, the insert is positioned at the inner side of the mold base 103, and the insert is positioned above the push-out component 201, the push-out component 201 is just sealed at the inner wall bottom of the mold base 103, the inner wall of the mold base 103 is provided with a material cavity 1031, the other end of the lifting plate 202 is moved in the material cavity 1031 by a pressing component, the upward movement of the push-out component 201 is carried out with the lifting plate 1031, the surface of the lifting plate is changed by the pressing component, the lifting plate 1031 is moved upward, the lifting plate 202 is pushed upward by the lifting plate 202, and the lifting plate is inclined to the upper side of the lifting plate 2011, and the lifting plate is positioned at one side of the lifting plate 2011, and is inclined with the lifting plate 2011, when the lifting plate 2011 is contacted with the upper side of the lifting plate 2011, and the upper side of the lifting plate 2011 is positioned, and is positioned in the upper side of the lifting plate 2011, respectively, which is positioned on the side of the lifting plate 1031, and is formed by the lifting plate side of the lifting plate side, which is positioned, along with the upward movement of the lifting plate 202, the pressing component at the side of the lifting plate 202 slides in the material cavity 1031, the inner wall of the material cavity 1031 is cleaned, so that the foreign matters are prevented from adhering to the inner wall of the material cavity 1031, the basic capacity of the material cavity 1031 is guaranteed, the inner diameter of the material cavity 1031 is small, the depth is large, the pressing component moves in the material cavity 1031 to compress the initially introduced foreign matters, so that convenience of subsequent personnel is facilitated, the foreign matters are removed, after the bottom of the lifting plate 2011 is separated from the die holder 103, the lifting plate 2011 is obliquely attached with the insert, namely, when the lowest inclined surface of the lifting plate 2011 leaves the die holder 103, one end of the insert is obliquely leaned on the lifting plate 2011, and the insert leaves the die holder 103 and slides out through the inclination in the lifting plate 2011, so that a new insert is replaced rapidly.
In order to further perfect the structural combination of the mold body 10 and ensure that the mold body 10 can perform injection molding operation, referring to fig. 3, the mold body 10 further comprises a male mold 101 and a support plate 102, the male mold 101 is slidably arranged on the support plate 102, the support plate 102 is formed by a plate body and a plurality of support rods at the corner ends of the plate body, the male mold 101 is slidably arranged on the support rods, and the male mold 101 slides downwards along the support plate 102 to extrude an insert at the inner side of the mold base 103 to achieve molding.
Considering that the insert slides out obliquely at one side of the ejector plate 2011, in order to avoid the insert falling to the side of the die holder 103 directly, referring to fig. 4, on the die holder 103, an inclined plate 104 is disposed on the outer side surface of the die holder 103, the inclined plate 104 is inclined, the inclined plate 104 and the ejector plate 2011 cooperate to form a sliding slope, and the insert moves outwards through the sliding slope after leaving the die holder 103.
In order to analyze the above-mentioned pressing assembly, referring to fig. 4 and 6, the pressing assembly includes a connecting arm 2021 disposed on a side of the lifting plate 202, the top of the connecting arm 2021 extends through the supporting plate 102 upwards, a pressure plate 2022 is disposed on the top of the connecting arm 2021, the pressure plate 2022 is disposed in the material cavity 1031, and the movement of the lifting plate 202 drives the connecting arm 2021 upwards along with the movement of the connecting arm 2022, so that the pressure plate 2022 slides in the material cavity 1031 to clean the inner wall of the material cavity 1031, thereby ensuring that the entering foreign matters cannot adhere to the inner wall to affect the capacity of the material cavity 1031, and the movement of the pressure plate 2022 compresses the entering foreign matters in the material cavity 1031, so that the foreign matters are integrally processed, and the problem that the foreign matters cannot be removed integrally due to small inner diameter and large depth of the material cavity 1031 is solved.
Considering that the connecting arm 2021 pushes the pressure plate 2022 to clean the material cavity 1031, the ejector assembly 201 is pushed up by the jacking plate 202 to be completely separated from the die holder 103, the connecting arm 2021 needs to be smaller than the left end of the jacking plate 202 (the left end of the jacking plate 202 is at a lower position), and considering that the accurate control of the push-up distance cannot be achieved when the jacking plate 202 is manually operated, please refer to fig. 7, the connecting arm 2021 is composed of an inner rod and an outer rod in sliding fit, the inner rod is fixedly connected with the pressure plate 2022, a pressure spring 20211 is arranged between the outer rod of the connecting arm 2021 and the pressure plate 2022, the connecting arm 2021 adopts a telescopic structure of sliding fit of the inner rod and the outer rod, so that the pressure plate 2022 can be pushed up in the material cavity 1031, the connecting arm 2021 cannot limit the motion of the jacking plate 202, and the connecting arm 2022 and the outer rod of the pressure spring 20211 can be pulled to reset after the connecting arm 2021 is compressed.
Example 2
In order to ensure that the ejector plate 2011 is hinged and folded along the connecting plate 2012 to form a slope, this embodiment is further modified on the basis of embodiment 1, as shown in fig. 8:
The limiting plate 203 is hinged to one side of the bottom surface of the ejector plate 2011, a gap is formed at the joint of the ejector plate 2011 and the connecting plate 2012, the top surface of the connecting plate 2012 is in an inclined surface shape, one end of the limiting plate 203 hinged to the ejector plate 2011 is positioned below the gap, through holes 2032 are formed in the supporting plate 102 and the die holder 103, and under the hinged fit of the limiting plate 203, the ejector plate 2011 is subjected to the bottom limiting force of the limiting plate 203 when being upwards, so that the left side end of the ejector plate 2011 is stably stressed and inclined;
Considering that the ejector plate 2011 and the connecting plate 2012 are hinged, foreign matters can drop into the die holder 103 in a gap formed between the ejector plate 2011 and the connecting plate 2012, in order to treat the foreign matters, when the limiting plate 203 is inclined upwards along with the ejector plate 2011, the limiting plate 203 is inclined to be higher left and lower right, the limiting plate 203 receives the foreign matters in the gap and integrally guides the foreign matters into the through hole 2032, so that the foreign matters are prevented from being positioned in the die holder 103 to influence the level of the ejector assembly 201.
Example 3
Considering the opening of the through hole 2032, although the foreign matter can be directly led out, the foreign matter can always fall down due to the hollow design of the through hole 2032, so that a large amount of foreign matter can be scattered and fall on the whole device to cause influence, and the embodiment is further improved on the basis of the embodiment 2, as shown in fig. 9 and 10:
The baffle 2033 is arranged in the through hole 2032, the bottom of the baffle 2033 is connected with the inside of the through hole 2032 through the reset spring 2034, the end part of the limiting plate 203 is provided with the pulling piece 2031, the baffle 2033 is contacted with the pulling piece 2031, foreign matters are blocked inside the through hole 2032 through the sealing of the baffle 2033, the pulling piece 2031 connected to the limiting plate 203 is contacted with the baffle 2033 and is pressed downwards when the limiting plate 203 is obliquely folded, the baffle 2033 is opened, so that the foreign matters are separated downwards through the through hole 2032, the baffle 2033 is pressed by the elastic force of the reset spring 2034 under normal state, namely, the through hole 2032 is contacted with the baffle 2033 in a matched mode and blocks the foreign matters, and when the insert is replaced, namely, the limiting plate 203 moves, the baffle 2033 is opened, and the foreign matters are alternately discharged.
Example 4
Considering that long-time cooling molding is required after the material is positioned in the insert, in order to improve the efficiency of the material in complete shaping (shaping into the material and not changing at will) after molding (molding refers to the material being die-cast), this embodiment is further improved on the basis of embodiment 1, as shown in fig. 9 and 11:
The supporting plate 102 is internally provided with the air bag 204, fluid can be arranged on the inner side of the air bag 204, the top of the air bag 204 is positioned in the top of the supporting plate 102, the air bag 204 is sleeved outside the jacking plate 202, two sides of the jacking plate 202 penetrate through the air bag 204 upwards and are in contact with the jacking plate 202, the top of the air bag 204 is provided with the extension part 2041, the extension part 2041 is provided with the one-way valve 2042, the bottom surface of the jacking plate 202 is provided with the expansion plate body, cooling fluid is preset in the air bag 204, water can be preferentially adopted by the fluid, the cost is low, the air bag 204 absorbs heat at the bottom and the side of the die seat 103 in the supporting plate 102, die casting materials in the insert can be rapidly cooled, and along with the working heat absorption of the liquid level in the air bag 204 descending, the expansion plate body of the jacking plate 202 can be pulled downwards to extrude the air bag 204, the liquid level in the air bag 204 is upwards close to the outer side of the die seat 103, and rapid cooling and shaping of the materials are ensured, and the expansion plate body is formed by sliding connection of the inner plate and the outer plate.
Considering that the pressure plate 2022 is in friction contact with the inner wall of the material cavity 1031 to remove the material, the cleaning side bottom cannot be made, the spray head is arranged at the outlet of the check valve 2042, the spray head is arranged on the inner wall of the material cavity 1031, the spray head does not protrude out of the inner wall of the material cavity 1031, through the arrangement of the check valve 2042, when the telescopic plate body is pulled out and extrudes the air bag 204, the liquid level in the air bag 204 rises, part of liquid in the air bag 204 is discharged from the spray head to the material cavity 1031 through the check valve 2042, the material cavity 1031 is injected with the fluid and moves together with the pressure plate 2022, the inner wall of the material cavity 1031 is deeply cleaned, the cleanliness is improved, a filter screen is embedded on the outlet of the check valve 2042, the filter screen is positioned on the inner wall of the material cavity 1031, the foreign matters are prevented from blocking the check valve 2042 and the spray head, and the foreign matters clamped on the filter screen can be flushed out into the material cavity 1 under the instant pressure of the fluid sprayed out by the spray head.
Example 5
Considering that the individual operation through the expansion plate body is complicated and not convenient enough, this embodiment makes further improvement on the basis of embodiment 4, as shown in fig. 9:
The material cavity 1031 is internally communicated with a flow guide pipe 1021, the bottom of the flow guide pipe 1021 is connected with an extension pipe 1022, the lower part of the supporting plate 102 is a plate body, the plate body is provided with an upward opening, the air bag 204 is positioned in the plate body of the supporting plate 102, a fluid cavity 1023 is formed between the air bag 204 and the plate body, the extension pipe 1022 is positioned in the fluid cavity 1023, a floating plate 1024 is arranged in the fluid cavity 1023, fluid sprayed out through a one-way valve 2042 is contacted in the material cavity 1031 and downwards through the flow guide pipe 1021 communicated in the material cavity 1031, a plurality of groups of filter layers are arranged in the flow guide pipe 1021, the filter layers are arranged according to the aperture from large to small, the fluid separated from the material cavity 1031 is filtered and then enters the fluid cavity 1023, foreign matters are prevented from blocking the flow guide pipe 1021 and the extension pipe 1022, and after the fluid enters the fluid cavity 1023, the floating plate 1024 is floated and lifted, the air bag 204 positioned in the supporting plate 102 is lifted, the air bag 204 is automatically contacted with the lifting plate 202, the liquid level is lifted, and the complicated manual operation design of the flexible plate body is abandoned.
Considering that extension tubes 1022 require fluid to pass into fluid cavity 1023, floating plate 1024 is smaller in size than fluid cavity 1023, so that fluid can enter fluid cavity 1023 to contact floating plate 1024 and float floating plate 1024 upward.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. An injection molding mould trades money device, its characterized in that: the die body (10) comprises a die holder (103) and a core replacing device (20) arranged on the inner side of the die body (10), the core replacing device (20) comprises an ejection assembly (201) and a jacking plate (202), the ejection assembly (201) is arranged on the inner side of the die holder (103), the ejection assembly (201) comprises an ejection plate (2011) and a connecting plate (2012) which are hinged and matched at the end parts, the ejection plate (2011) and the connecting plate (2012) are both used for sealing the inner wall of the die holder (103) and supporting an insert, one end of the jacking plate (202) is arranged on the side surface of the connecting plate (2012), the jacking plate (202) is used for ejecting the ejection assembly (201) upwards, a material cavity (1031) is formed in the inner wall of the die holder (103), the other end of the jacking plate (202) moves in the material cavity (1031) through a pressing assembly, the ejection assembly (201) moves upwards along with the surface of the ejection assembly to be in a gradient manner, and the pressing assembly moves in the material cavity (1031) to contact the inner wall of the insert (1031), and after the bottom of the ejection plate (2011) is separated from the die holder (103) and is attached to the insert obliquely;
the die body (10) further comprises a male die (101) and a supporting plate (102), wherein the male die (101) is arranged on the supporting plate (102) in a sliding manner; the die holder (103) is provided with:
An inclined plate (104) is arranged on the outer side surface of the die holder (103), the inclined plate (104) is inclined, and the inclined plate (104) is matched with the ejector plate (2011) to form a sliding slope;
the pressing assembly comprises a connecting arm (2021) arranged on the side surface of the jacking plate (202), the top of the connecting arm (2021) penetrates through the supporting plate (102) upwards, a pressure plate (2022) is arranged at the top of the connecting arm (2021), and the pressure plate (2022) is arranged in the material cavity (1031);
Through jacking plate (202) upward pushing, ejecting subassembly (201) just can receive the propelling movement power of jacking plate (202), and the both ends of jacking plate (202) are one high one respectively and hang down for jacking plate (202) upward movement ejector plate (2011), and one side of ejector plate (2011) is rolled over along the side slope of connecting plate (2012) gradually, makes bottom surface one side and connecting plate (2012) contact of mold insert, and ejector plate (2011) slope takes place to change, and ejector plate (2011) slope promptly just can form the triangle space between ejector plate (2011) and the mold insert.
2. The injection mold refuelling apparatus according to claim 1, characterized in that: limiting plates (203) are hinged to one side of the bottom surface of the ejector plate (2011), gaps are formed at the joints of the ejector plate (2011) and the connecting plate (2012), the top surface of the connecting plate (2012) is in an inclined surface shape, one ends of the limiting plates (203) hinged to the ejector plate (2011) are located below the gaps, and through holes (2032) are formed in the supporting plate (102) and the die holder (103).
3. The injection mold refuelling device according to claim 2, characterized in that: a baffle plate (2033) is arranged in the through hole (2032), the bottom of the baffle plate (2033) is connected with the inside of the through hole (2032) through a reset spring (2034), a plectrum (2031) is arranged at the end part of the limiting plate (203), and the baffle plate (2033) is contacted with the plectrum (2031).
4. The injection mold refuelling apparatus according to claim 1, characterized in that: the connecting arm (2021) is formed by sliding fit of an inner rod and an outer rod, the inner rod is fixedly connected with the pressure plate (2022), and a pressure spring (20211) is arranged between the outer rod of the connecting arm (2021) and the pressure plate (2022).
5. The injection mold refuelling apparatus according to claim 1, characterized in that: the utility model discloses a flexible air conditioner, including backup pad (102), backup pad (102) are provided with gasbag (204), and the inboard of gasbag (204) can set up fluid, and the top of gasbag (204) is located the top of backup pad (102), and gasbag (204) cover are established in jacking plate (202) outside, and the both sides of jacking plate (202) run through gasbag (204) upwards, and jacking plate (202) and with ejecting subassembly (201) contact, the top of gasbag (204) is equipped with extension (2041), and is equipped with check valve (2042) on extension (2041), and the bottom surface of jacking plate (202) is provided with the flexible plate body.
6. The injection mold refuelling apparatus of claim 5, wherein: the discharge port of the one-way valve (2042) is provided with a spray head, the spray head is arranged on the inner wall of the material cavity (1031), and the spray head does not protrude out of the inner wall of the material cavity (1031).
7. The injection mold refuelling apparatus of claim 6, wherein: the material cavity (1031) is internally communicated with a flow guide pipe (1021), the bottom of the flow guide pipe (1021) is connected with an extension pipe (1022), the lower part of the supporting plate (102) is a plate body, the plate body is provided with an upward opening, the air bag (204) is positioned in the plate body of the supporting plate (102), a fluid cavity (1023) is formed between the air bag (204) and the plate body, the extension pipe (1022) is positioned in the fluid cavity (1023), and a floating plate (1024) is arranged in the fluid cavity (1023).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210630804.4A CN114932656B (en) | 2022-06-06 | 2022-06-06 | Device and method for replacing injection molding die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210630804.4A CN114932656B (en) | 2022-06-06 | 2022-06-06 | Device and method for replacing injection molding die |
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| Publication Number | Publication Date |
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| CN114932656A CN114932656A (en) | 2022-08-23 |
| CN114932656B true CN114932656B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210630804.4A Active CN114932656B (en) | 2022-06-06 | 2022-06-06 | Device and method for replacing injection molding die |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1318281A (en) * | 1969-06-19 | 1973-05-23 | Von Ruedgisch E | Moulding apparatus |
| CN1429675A (en) * | 2001-12-26 | 2003-07-16 | 丰田自动车株式会社 | Forming metal mould and its section displacing method |
| JP2004216404A (en) * | 2003-01-10 | 2004-08-05 | Hirotec Corp | Press production facility and pressing method |
| KR20080041030A (en) * | 2006-11-06 | 2008-05-09 | 한국생산기술연구원 | Apparatus for changing a die set used in forging process |
| CN204844666U (en) * | 2015-06-25 | 2015-12-09 | 鹤山联塑实业发展有限公司 | Device of quick replacement mold insert in injection mold production |
-
2022
- 2022-06-06 CN CN202210630804.4A patent/CN114932656B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1318281A (en) * | 1969-06-19 | 1973-05-23 | Von Ruedgisch E | Moulding apparatus |
| CN1429675A (en) * | 2001-12-26 | 2003-07-16 | 丰田自动车株式会社 | Forming metal mould and its section displacing method |
| JP2004216404A (en) * | 2003-01-10 | 2004-08-05 | Hirotec Corp | Press production facility and pressing method |
| KR20080041030A (en) * | 2006-11-06 | 2008-05-09 | 한국생산기술연구원 | Apparatus for changing a die set used in forging process |
| CN204844666U (en) * | 2015-06-25 | 2015-12-09 | 鹤山联塑实业发展有限公司 | Device of quick replacement mold insert in injection mold production |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114932656A (en) | 2022-08-23 |
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Effective date of registration: 20240516 Address after: 515100 Jiuwei Xiyang, Tangwei Community, Heping Town, Chaoyang District, Shantou City, Guangdong Province Applicant after: Shantou Yijia Plastic Products Co.,Ltd. Country or region after: China Address before: No. 22, Fuquan North Road, Jinzhou District, Dalian City, Liaoning Province, 116600 Applicant before: Lu Jia Country or region before: China |
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