CN110640979A - Injection mold convenient for demolding - Google Patents
Injection mold convenient for demolding Download PDFInfo
- Publication number
- CN110640979A CN110640979A CN201911111894.0A CN201911111894A CN110640979A CN 110640979 A CN110640979 A CN 110640979A CN 201911111894 A CN201911111894 A CN 201911111894A CN 110640979 A CN110640979 A CN 110640979A
- Authority
- CN
- China
- Prior art keywords
- plate
- bottom plate
- push rod
- pad
- injection mold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
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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
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
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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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/06—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of natural rubber or synthetic rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/18—Layered products comprising a layer of metal comprising iron or steel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
- G10K11/168—Plural layers of different materials, e.g. sandwiches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
Abstract
The invention discloses an injection mold convenient for demolding, which comprises a bottom plate, a supporting plate and a panel, wherein the bottom plate is connected to the left side of the supporting plate in a sliding mode, the panel is connected to the right side of the supporting plate in a sliding mode, a base is fixedly connected to the middle position of the left side wall of the bottom plate, a hydraulic cylinder is installed inside the base, a transmission output end of the hydraulic cylinder is connected with a material pushing plate in a transmission mode, guide holes are symmetrically formed in the surface of the supporting plate, push rods are inserted into the guide holes in a sliding mode, the diameter of each push rod is slightly smaller than that of each guide hole, the push rods are fixedly connected. According to the invention, the spring is arranged on the surface of the push rod, the push rod is pushed to transversely reciprocate along the support plate under the action of the pushing force of the material pushing plate and the elastic force of the spring, so that the material is pushed for multiple times, the demoulding effect is improved, and the shock pad has good noise reduction and shock absorption performances.
Description
Technical Field
The invention relates to the technical field of molds, in particular to an injection mold convenient for demolding.
Background
An injection molding machine is also known as an injection molding machine or an injection machine. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. The device is divided into a vertical type, a horizontal type and a full-electric type. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity. 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. Stirring the completely molten plastic material by a screw at a certain temperature, injecting the plastic material into a mold cavity by high pressure, and cooling and solidifying to obtain a molded product. The method is suitable for mass production of parts with complex shapes, and is one of important processing methods.
The material is injected into the injection mold, the mold is opened after pressure maintaining, the molding material needs to be pushed by the material pushing mechanism, the material is pushed to the outside of the mold, and the mold can be used for repeated production flow.
However, the existing injection mold has the following disadvantages when in use:
1. the push rod can only push materials once, and the pushed materials are attached to the surface of the mold, so that the phenomenon of pressing the mold is easily caused, the mold cavity of the mold is damaged, and even the mold is scrapped.
2. When the mold is closed, the strong closing force causes the vibration or noise of the mold, the comfort level of the working environment is reduced, and the mold is not beneficial to environmental protection.
Disclosure of Invention
The invention aims to provide an injection mold convenient for demolding, and aims to solve the problems that when the existing injection mold in the background art is used, a push rod can only push materials once, the pushed materials are attached to the surface of the mold, the phenomenon of pressing the mold is easily caused, the mold cavity of the mold is damaged, even the mold is scrapped, and when the mold is closed, strong mold closing force causes vibration or noise of the mold, the comfort level of a working environment is reduced, and the environment is not favorable.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an injection mold of convenient drawing of patterns, includes bottom plate, backup pad and panel, bottom plate sliding connection is in the backup pad left side, panel sliding connection is on the backup pad right side, bottom plate left side wall intermediate position fixedly connected with base, base internally mounted has the pneumatic cylinder, the scraping wings is connected in the transmission of the transmission output end transmission of pneumatic cylinder, the guiding hole has been seted up to backup pad surface symmetry, the inside slip of guiding hole is pegged graft there is the push rod, the push rod diameter slightly is less than the guiding hole diameter, the push rod passes through spring and backup pad fixed connection, the shock pad is installed to bottom plate surface symmetry, the shock pad includes rubber pad, steel sheet and No. two steel sheets respectively.
Preferably, the left end of the push rod protrudes out of the left side wall of the supporting plate, the protruding end of the push rod is fixedly connected with the supporting plate through a spring, the push rod is inserted into the guide hole in a sliding mode and fixedly connected with the supporting plate through the spring, when the material is pushed, the hydraulic cylinder drives the material pushing plate to slide transversely, the spring on the surface of the push rod is compressed, the push rod pushes the material, when the thrust of the hydraulic cylinder is rapidly removed, the push rod does transverse reciprocating motion along the guide hole under the elastic force action of the spring, and the push rod moves for multiple times, so that the material is pushed down, and the demolding is more convenient.
Preferably, the forming block is installed to backup pad left side wall intermediate position, the runner has been seted up to backup pad right side wall intermediate position, runner turn-on connection is in forming block one side, through along the runner to the inside material that injects into of forming block, at the inside injection molding piece that forms of forming block.
Preferably, the middle position of the surface of the panel is provided with a liquid injection port, the aperture of the liquid injection port is the same as that of the flow channel, and the liquid injection port is matched with the flow channel for use, so that the flow of materials is facilitated.
Preferably, the hydraulic cylinder penetrates through the bottom plate, a guide plate is arranged on the surface of the bottom plate, the material pushing end of the material pushing plate penetrates through the guide plate and is in sliding connection with the guide plate, the guide plate plays a limiting and guiding role on the material pushing plate, the levelness of the material pushing plate in transverse movement is improved, and the service life is prolonged.
Preferably, the shock pad is inlayed on the bottom plate surface, and the shock pad salient in bottom plate right side wall, a steel sheet and No. two steel sheet symmetries are inlayed inside the rubber pad, through the effectual impact force that slows down the relative bottom plate compound die of backup pad, noise reduction, and the compressive property of shock pad has been improved to the inside steel sheet of shock pad and No. two steel sheets, improves the shock attenuation and falls and make an uproar and effect.
The invention provides an injection mold convenient for demolding, which has the following beneficial effects:
(1) the invention is connected to the left side of a supporting plate in a sliding way through a bottom plate, a panel is connected to the right side of the supporting plate in a sliding way, a base is fixedly connected to the middle position of the left side wall of the bottom plate, a hydraulic cylinder is arranged in the base, a transmission output end of the hydraulic cylinder is connected with a material pushing plate in a transmission way, guide holes are symmetrically formed in the surface of the supporting plate, push rods are inserted in the guide holes in a sliding way, the diameters of the push rods are slightly smaller than those of the guide holes, the push rods are fixedly connected with the supporting plate through springs, the left ends of the push rods protrude out of the left side wall of the supporting plate, protruding ends of the push rods are fixedly connected with the supporting plate through springs, the push rods are inserted in the guide holes in a sliding way through the push rods, the push rods are fixedly connected with the supporting, the material is guaranteed to be pushed down by moving the push rod for many times, and demoulding is more convenient.
(2) The damping pad is symmetrically arranged on the surface of the bottom plate and comprises the rubber pad, the first steel plate and the second steel plate respectively, the damping pad is embedded on the surface of the bottom plate and protrudes out of the right side wall of the bottom plate, the first steel plate and the second steel plate are symmetrically embedded in the rubber pad, the impact force of the supporting plate relative to the bottom plate during die assembly is effectively relieved through the damping pad, the noise is reduced, the compression resistance of the damping pad is improved through the first steel plate and the second steel plate in the damping pad, and the damping, noise reduction and noise reduction effects are improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention when the mold is opened;
FIG. 2 is a schematic view of the overall structure of the present invention when the mold is closed;
FIG. 3 is a schematic diagram of a support plate structure according to the present invention;
FIG. 4 is a schematic view of the shock pad of the present invention.
In the figure: 1. a base plate; 2. a support plate; 201. a flow channel; 202. a guide hole; 3. a panel; 301. a liquid injection port; 4. a base; 5. a hydraulic cylinder; 6. a material pushing plate; 7. a guide plate; 8. a push rod; 801. a spring; 9. a shock pad; 901. a rubber pad; 902. a first steel plate; 903. a second steel plate; 10. and (5) forming the block.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-4, an injection mold facilitating demolding comprises a bottom plate 1, a supporting plate 2 and a panel 3, wherein the bottom plate 1 is slidably connected to the left side of the supporting plate 2, the panel 3 is slidably connected to the right side of the supporting plate 2, a base 4 is fixedly connected to the middle position of the left side wall of the bottom plate 1, a hydraulic cylinder 5 is mounted inside the base 4, a transmission output end of the hydraulic cylinder 5 is in transmission connection with a material pushing plate 6, guide holes 202 are symmetrically formed in the surface of the supporting plate 2, push rods 8 are slidably inserted into the guide holes 202, the diameter of each push rod 8 is slightly smaller than that of each guide hole 202, each push rod 8 is fixedly connected with the supporting plate 2 through a spring 801, shock absorbing pads 9 are symmetrically mounted on the surface of the bottom plate 1, and each shock absorbing pad.
In this embodiment, the left end of the push rod 8 protrudes out of the left side wall of the support plate 2, the protruding end of the push rod 8 is fixedly connected with the support plate 2 through the spring 801, and the push rod 8 is subjected to the elastic force of the spring 801 to reciprocate in the horizontal direction, so that the pushing effect is improved.
The middle position of the surface of the panel 3 is provided with a liquid injection port 301, the aperture of the liquid injection port 301 is the same as that of the runner 201, and materials are added through the liquid injection port 301.
The hydraulic cylinder 5 penetrates through the bottom plate 1, a guide plate 7 is arranged on the surface of the bottom plate 1, the material pushing end of the material pushing plate 6 penetrates through the guide plate 7 and is in sliding connection, and the guide plate 7 improves the smoothness of the horizontal movement of the material pushing plate 6.
The shock pad 9 is embedded on the surface of the bottom plate 1, the shock pad 9 protrudes out of the right side wall of the bottom plate 1, the first steel plate 902 and the second steel plate 903 are symmetrically embedded in the rubber pad 901, and the shock absorption and noise reduction performance is good.
It should be noted that, when in operation, the injection mold convenient for demolding is connected to the left side of a support plate 2 in a sliding manner through a bottom plate 1, a panel 3 is connected to the right side of the support plate 2 in a sliding manner, a base 4 is fixedly connected to the middle position of the left side wall of the bottom plate 1, a hydraulic cylinder 5 is installed inside the base 4, a transmission output end of the hydraulic cylinder 5 is connected with a material pushing plate 6 in a transmission manner, guide holes 202 are symmetrically formed in the surface of the support plate 2, push rods 8 are inserted into the guide holes 202 in a sliding manner, the diameter of the push rods 8 is slightly smaller than that of the guide holes 202, the push rods 8 are fixedly connected with the support plate 2 through springs 801, the left end of each push rod 8 protrudes out of the left side wall of the support plate 2, the protruding end of each push rod 8 is fixedly connected with the support plate 2 through, the spring 801 on the surface of the push rod 8 is compressed, the push rod 8 pushes the material, when the pushing force of the hydraulic cylinder 5 is quickly removed, the push rod 8 makes transverse reciprocating motion along the guide hole 202 under the elastic force action of the spring 801, and the push rod 8 moves for multiple times, so that the material is pushed down, and the demolding is more convenient; install the shock pad 9 through 1 surface symmetry of bottom plate, shock pad 9 includes rubber pad 901 respectively, a steel sheet 902 and No. two steel sheets 903, shock pad 9 inlays on 1 surface of bottom plate, and shock pad 9 salient in 1 right side wall of bottom plate, a steel sheet 902 and No. two steel sheets 903 symmetry are inlayed inside rubber pad 901, through the effectual impact force that slows down when the relative bottom plate 1 compound die of backup pad 2 of shock pad 9, the noise reduction, the inside steel sheet 902 and No. two steel sheets 903 of shock pad 9 have improved the compressive property of shock pad 9, improve the shock attenuation and fall the noise and the effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an injection mold of convenient drawing of patterns, includes bottom plate (1), backup pad (2) and panel (3), bottom plate (1) sliding connection is in backup pad (2) left side, panel (3) sliding connection is on backup pad (2) right side, its characterized in that: bottom plate (1) left side wall intermediate position fixedly connected with base (4), base (4) internally mounted has pneumatic cylinder (5), scraping wings (6) are connected in the transmission output transmission of pneumatic cylinder (5), guiding hole (202) have been seted up to backup pad (2) surface symmetry, the inside slip grafting of guiding hole (202) has push rod (8), push rod (8) diameter slightly is less than guiding hole (202) diameter, push rod (8) are through spring (801) and backup pad (2) fixed connection, shock pad (9) are installed to bottom plate (1) surface symmetry, shock pad (9) include rubber pad (901), steel sheet (902) and No. two steel sheets (903) respectively.
2. The injection mold facilitating demolding as claimed in claim 1, wherein: the left end of the push rod (8) protrudes out of the left side wall of the support plate (2), and the protruding end of the push rod (8) is fixedly connected with the support plate (2) through a spring (801).
3. The injection mold facilitating demolding as claimed in claim 1, wherein: shaping piece (10) are installed to backup pad (2) left side wall intermediate position, runner (201) have been seted up to backup pad (2) right side wall intermediate position, runner (201) turn-on connection is in shaping piece (10) one side.
4. The injection mold facilitating demolding as claimed in claim 1, wherein: a liquid injection port (301) is formed in the middle of the surface of the panel (3), and the aperture of the liquid injection port (301) is the same as that of the flow channel (201).
5. The injection mold facilitating demolding as claimed in claim 1, wherein: the hydraulic cylinder (5) penetrates through the bottom plate (1), a guide plate (7) is arranged on the surface of the bottom plate (1), and the material pushing end of the material pushing plate (6) penetrates through the guide plate (7) and is in sliding connection.
6. The injection mold facilitating demolding as claimed in claim 1, wherein: the shock pad (9) is embedded on the surface of the bottom plate (1), the shock pad (9) protrudes out of the right side wall of the bottom plate (1), and the first steel plate (902) and the second steel plate (903) are symmetrically embedded in the rubber pad (901).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911111894.0A CN110640979A (en) | 2019-11-14 | 2019-11-14 | Injection mold convenient for demolding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911111894.0A CN110640979A (en) | 2019-11-14 | 2019-11-14 | Injection mold convenient for demolding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110640979A true CN110640979A (en) | 2020-01-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911111894.0A Withdrawn CN110640979A (en) | 2019-11-14 | 2019-11-14 | Injection mold convenient for demolding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110640979A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112917839A (en) * | 2021-03-05 | 2021-06-08 | 李立华 | Injection mold and demolding method |
-
2019
- 2019-11-14 CN CN201911111894.0A patent/CN110640979A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112917839A (en) * | 2021-03-05 | 2021-06-08 | 李立华 | Injection mold and demolding method |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200103 |