CN220146543U - Injection mold convenient to clearance function - Google Patents
Injection mold convenient to clearance function Download PDFInfo
- Publication number
- CN220146543U CN220146543U CN202320885283.7U CN202320885283U CN220146543U CN 220146543 U CN220146543 U CN 220146543U CN 202320885283 U CN202320885283 U CN 202320885283U CN 220146543 U CN220146543 U CN 220146543U
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- Prior art keywords
- plate
- cavity
- injection mold
- board
- sliding
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- 238000002347 injection Methods 0.000 title claims abstract description 28
- 239000007924 injection Substances 0.000 title claims abstract description 28
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 238000007790 scraping Methods 0.000 claims description 31
- 238000001746 injection moulding Methods 0.000 claims description 22
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 abstract description 6
- 239000004033 plastic Substances 0.000 abstract description 6
- 229920003023 plastic Polymers 0.000 abstract description 6
- 238000010030 laminating Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model is suitable for the technical field of injection molds, and provides an injection mold with a cleaning function conveniently. This injection mold convenient to clearance function, through the setting of striking off the board, after fixed plate and die cavity board contact, the die cavity board extrudees striking off the board, make striking off the board expansion through the shrink of extension spring after the board atress, the male die pole inserts the inside of moulding plastics die cavity when accomodating in the inside storage tank of die cavity board afterwards and cooperates, make two corresponding striking off the board cooperate, make its surface laminating at the surface of male die pole, after the male die pole accomodates the inside of fixed plate, strike off the board and can strike off the impurity of the product of producing the flow on the male die pole surface when carrying out supplementary drawing of patterns to the product on male die pole surface.
Description
Technical Field
The utility model belongs to the technical field of injection molds, and particularly relates to an injection mold with a cleaning function.
Background
The injection mold is divided into a thermosetting plastic mold and a thermoplastic plastic mold according to the molding characteristics; the hot-pressing mold can be divided into three types of overflow, half overflow and non-overflow in a flash mode, and the injection mold can be divided into two types of cold runner mold and hot runner mold in a pouring system; the loading and unloading modes can be divided into a movable type and a fixed type.
When the existing injection mold works, the ejection mechanism is required to be connected with an external hydraulic oil cylinder, then the ejection mechanism is connected with a spray head of the injection molding machine through an injection hole, then the injection molding machine injects injection molding liquid (melted plastic liquid) into a cavity in the injection molding mold, and then the injection molding liquid in the cavity can be solidified to form a product with a specified shape.
When the existing injection molding liquid is demoulded after the interior of the cavity is cooled, products are easy to attach to the surface of the male die, and when the existing injection molding liquid needs to be demoulded by adopting an additional tool, residues are easy to be adsorbed on the surface of the male die, so that the quality of injection molding of subsequent products is affected during subsequent injection molding.
Disclosure of Invention
The utility model provides an injection mold with a convenient cleaning function, and aims to solve the problem that products are easy to attach to the surface of a male mold, and the surfaces of the male mold are easy to remain and adsorb when the products are required to be demoulded by an additional tool.
The utility model is realized in such a way that the injection mold with the cleaning function is convenient, and comprises a connecting plate, a cavity plate, a flow dividing plate, a fixed plate, a supporting plate, a bottom plate and a driving mechanism, wherein the injection mold cavity is communicated with the cavity plate, the flow dividing cavity is communicated with the flow dividing plate, and the sliding groove is communicated with the fixed plate; the sliding cavities are arranged in the fixing plate and are positioned on two sides of the sliding groove, the inner cavities of the sliding cavities are slidably provided with sliding plates, one ends of the sliding plates extend to the outer part of the fixing plate, and one ends of the sliding plates positioned on the outer part of the fixing plate are fixedly provided with scraping plates; the support mechanism is arranged on one surface of the fixing plate, which is far away from the cavity plate, and comprises a mounting plate arranged in the support plate, and a male die rod is fixedly arranged on one side of the mounting plate.
Preferably, a buffer spring is arranged on the surface of the male die rod, one end of the buffer spring is in contact with the surface of the fixing plate, and the other end of the buffer spring is in contact with the surface of the mounting plate.
Preferably, one end of the male die rod extends into the sliding groove in the fixing plate, the scraping plate is arranged in a semicircular mode, a scraper is fixedly mounted on the U-shaped inner wall of the scraping plate, and the surface of the scraping plate is obliquely arranged from inside to outside.
Preferably, a telescopic spring is vertically arranged between a side wall of the sliding plate far away from the male die rod and the inner wall of the sliding cavity in a telescopic manner, and a storage groove matched with the scraping plate is formed in the surface of the cavity plate.
Preferably, the driving mechanism comprises a supporting cylinder with one end provided with an opening, a main hydraulic cylinder is fixedly arranged in the supporting cylinder, and one end of the main hydraulic cylinder extends to the inside of the supporting plate and is connected with the surface of the mounting plate through bolts in a disassembling mode.
Preferably, an auxiliary hydraulic cylinder which is detachably connected with the bottom plate through bolts is fixedly arranged in the support cylinder and positioned on one side of the main hydraulic cylinder.
Preferably, the two sides of one end of the connecting plate are transversely and fixedly provided with positioning rods, and the cavity plate, the flow dividing plate and the fixing plate are internally provided with positioning holes matched with the positioning rods.
Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: according to the injection mold convenient for cleaning, through the arrangement of the scraping plates, after the fixing plate is contacted with the cavity plate, the cavity plate extrudes the scraping plates, so that after the scraping plates are stressed, the scraping plates are unfolded through shrinkage of the telescopic springs, then the convex mold rods are inserted into the injection mold cavity to be matched with the inside of the injection mold cavity while being stored in the storage grooves in the cavity plate, so that the inner cavity of the injection mold cavity forms a circular ring for subsequent injection, after connection between the cavity plate and the fixing plate is released after injection molding is finished, the telescopic springs push the scraping plates to move, so that the two corresponding scraping plates are matched, the surfaces of the scraping plates are attached to the surfaces of the convex mold rods, and after the convex mold rods are stored in the fixing plate, the scraping plates can carry out auxiliary demolding on products on the surfaces of the convex mold rods and simultaneously scrape impurities generated on the surfaces of the convex mold rods.
Drawings
FIG. 1 is a schematic elevational cross-sectional view of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
fig. 3 is a schematic side view of the structure of the fixed plate and the sliding plate in the present utility model.
In the figure: 1. a connecting plate; 2. a cavity plate; 3. a shunt cavity; 4. an injection molding cavity; 5. a diverter plate; 6. a positioning rod; 7. a fixing plate; 8. a support plate; 9. a bottom plate; 10. a main hydraulic cylinder; 11. a sliding chamber; 12. a buffer spring; 13. a mounting plate; 14. a sliding plate; 15. a scraping plate; 16. a telescopic spring; 17. a male die rod; 18. and a supporting cylinder.
Description of the embodiments
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: an injection mold convenient to clearance function, includes connecting plate 1, die cavity board 2, flow distribution plate 5, fixed plate 7, backup pad 8, bottom plate 9 and actuating mechanism, link up and offer in the inside die cavity 4 of moulding plastics of die cavity board 2, link up and offer in the inside flow distribution chamber 3 of flow distribution plate 5, link up and offer in the inside sliding tray of fixed plate 7.
When the connecting plate 1, the flow dividing plate 5, the cavity plate 2, the fixing plate 7, the flow dividing plate 5 and the bottom plate 9 are assembled, a complete mold can be formed.
The supporting plate 8 is formed by fixing two transverse plates at the top and bottom of one end of the fixing plate 7.
The sliding cavity 11 is arranged in the fixed plate 7 and positioned at two sides of the sliding groove, the sliding plate 14 is slidably arranged in the inner cavity of the sliding cavity 11, one end of the sliding plate 14 extends to the outside of the fixed plate 7, and the scraping plate 15 is fixedly arranged at one end of the sliding plate 14 positioned at the outside of the fixed plate 7.
Through setting up strike-off plate 15, when the injection molding liquid solidifies the back at the surface of punch stem 17, when die cavity board 2 and fixed plate 7 separation, strike-off plate 15 laminating punch stem 17's surface for after punch stem 17 accomodates the inner chamber of fixed plate 7, strike-off plate 15 can strike off the product on punch stem 17 surface and drop, is convenient for drop unloading of product when preventing that the surface of punch stem 17 produces remaining.
The supporting mechanism is arranged on one surface of the fixed plate 7 far away from the cavity plate 2 and comprises a mounting plate 13 arranged in the supporting plate 8, and a male die rod 17 is fixedly arranged on one side of the mounting plate 13.
In this embodiment, through the supporting mechanism, when the driving mechanism is connected with the bottom plate 9 and the mounting plate 13, the driving mechanism drives the fixing plate 7 to be connected with the cavity plate 2, and then the driving mechanism continuously pushes the male die rod 17 to move to the inner cavity of the injection molding cavity 4 to form the fit between the male die and the female die.
Further, the surface of the punch stem 17 is provided with a buffer spring 12, and one end of the buffer spring 12 is in contact with the surface of the fixing plate 7, and the other end of the buffer spring 12 is in contact with the surface of the mounting plate 13.
In this embodiment, by providing the buffer spring 12, when the driving mechanism drives the mounting plate 13 to move, the male die rod 17 is inserted into the injection molding cavity 4, meanwhile, the buffer spring 12 is contracted by pressure to generate elastic force for buffering, and when the fixing plate 7 and the cavity plate 2 are separated, the mounting plate 13 drives the male die rod 17 to move, so that the buffer spring 12 releases the elastic force and expands for restoration.
Further, one end of the male die rod 17 extends into a sliding groove in the fixed plate 7, the scraping plate 15 is arranged in a semicircular shape, a scraper is fixedly arranged on the U-shaped inner wall of the scraping plate 15, and the surface of the scraping plate 15 is obliquely arranged from inside to outside.
In this embodiment, by the semicircular arrangement of the scraping plates 15, when the two scraping plates 15 are attached, a through hole for the movement of the punch rod 17 is formed between the two corresponding scraping plates 15 by the semicircular arrangement, so that when the punch rod 17 moves, the scraping knife on the inner wall of the scraping plate 15 scrapes and cleans the surface of the punch rod 17.
Further, a telescopic spring 16 is vertically arranged between a side wall of the sliding plate 14 far away from the male die rod 17 and the inner wall of the sliding cavity 11 in a telescopic manner, and a storage groove matched with the scraping plate 15 is formed in the surface of the cavity plate 2.
In this embodiment, through the storage groove, when die cavity board 2 and fixed plate 7 are laminated, the slope form setting of striking off board 15, make die cavity board 2 can extrude striking off board 15, make striking off board 15 carry out and drive the gliding while expansion spring 16 shrink and produce elasticity of slide plate 14, afterwards, striking off board 15 is accomodate to the inside storage groove of die cavity board 2, make it do not influence the cooperation of punch stem 17 and moulding plastics die cavity 4, thereby make moulding plastics normally go on, after moulding plastics, break away from between fixed plate 7 and die cavity board 2, afterwards expansion spring 16 drives slide plate 14 and resets, make the surface at punch stem 17 of two corresponding striking off boards 15 laminating, after punch stem 17 withdraws to the inner chamber of fixed plate 7, the product on punch stem 17 surface can be spacing drawing of patterns to the back to striking off board 15, the residue on punch stem 17 surface can be scraped off to the inner wall of striking off board 15.
Further, the driving mechanism comprises a supporting cylinder 18 with one end opened with an opening, the main hydraulic cylinder 10 is fixedly arranged in the supporting cylinder 18, and one end of the main hydraulic cylinder 10 extends to the inside of the supporting plate 8 and is connected with the surface of the mounting plate 13 through bolts in a disassembling mode.
In the present embodiment, the main hydraulic cylinder 10 in the support tube 18 is connected to the mounting plate 13 at one end of the main hydraulic cylinder 10 after one end of the support tube 18 is fixed to a wall or the ground so as to have a certain supporting force, and the expansion and storage of the punch rod 17 can be controlled by the support tube 18.
Further, an auxiliary hydraulic cylinder which is detachably connected with the bottom plate 9 through bolts is fixedly arranged in the support cylinder 18 and positioned on one side of the main hydraulic cylinder 10.
In the present embodiment, the distance of movement of the base plate 9, the support plate 8, and the fixed plate 7 as a whole can be controlled by the auxiliary hydraulic cylinder.
Further, the two sides of one end of the connecting plate 1 are transversely and fixedly provided with positioning rods 6, and positioning holes matched with the positioning rods 6 are formed in the cavity plate 2, the flow dividing plate 5 and the fixing plate 7.
In the embodiment, through the locating hole, when the mould is changed to be injection molded, the locating rod 6 on the connecting plate 1 sequentially passes through the inside of the flow dividing plate 5, the cavity plate 2 and the fixing plate 7 through the locating hole to conduct guiding and locating, so that the error of the male die rod 17 and the injection molding cavity 4 is reduced when the male die rod and the injection molding cavity 4 are matched for use.
The working principle and the using flow of the utility model are as follows: after the utility model is installed, the mould is divided into two parts, wherein the upper mould part is a connecting plate 1, a flow dividing plate 5 and a cavity plate 2, namely, the part connected with the injection moulding machine, the fixing plate 7, the supporting plate 8 and the bottom plate 9 are lower moulds, namely, the part connected with a driving mechanism, when the upper mould is contacted with the lower mould, the driving mechanism drives the male mould rod 17 to be unfolded, so that the male mould rod 17 is inserted into the inner cavity of the injection moulding cavity 4 for matching, then the injection moulding machine injects injection moulding liquid into a gap between the injection moulding cavity 4 and the male mould rod 17 through the flow dividing cavity 3, then cooling is carried out, after the cooling is finished, the upper mould and the lower mould are separated, so that a cooled product is hung on the surface of the male mould rod 17, when the fixing plate 7 and the cavity plate 2 are in separated contact, the elastic force is released by the elastic spring 16, so that the elastic spring 16 drives the sliding plate 14 to drive the scraping plate 15 to be contacted with the surface of the male mould rod 17, and when a main hydraulic cylinder 10 in the driving mechanism drives the male mould rod 17 to be stored in the fixing plate 7, the scraping and the residual substances on the surface of the male mould rod 17 can be scraped off and demoulded simultaneously.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. Injection mold convenient to clearance function, including connecting plate (1), die cavity board (2), flow distribution plate (5), fixed plate (7), backup pad (8), bottom plate (9) and actuating mechanism, its characterized in that: an injection molding cavity (4) which is communicated with the cavity plate (2), a diversion cavity (3) which is communicated with the diversion plate (5), and a sliding groove which is communicated with the fixed plate (7);
the sliding cavities (11) are formed in the fixing plate (7) and are positioned on two sides of the sliding groove, the inner cavities of the sliding cavities (11) are slidably provided with sliding plates (14), one ends of the sliding plates (14) extend to the outside of the fixing plate (7), and one ends of the sliding plates (14) positioned on the outside of the fixing plate (7) are fixedly provided with scraping plates (15);
the support mechanism is arranged on one surface of the fixing plate (7) far away from the cavity plate (2), and comprises a mounting plate (13) arranged in the supporting plate (8), and a male die rod (17) is fixedly arranged on one side of the mounting plate (13).
2. An injection mold with a cleaning function according to claim 1, wherein: the surface of the male die rod (17) is provided with a buffer spring (12), one end of the buffer spring (12) is in contact with the surface of the fixed plate (7), and the other end of the buffer spring (12) is in contact with the surface of the mounting plate (13).
3. An injection mold with a cleaning function according to claim 1, wherein: one end of the male die rod (17) extends into the sliding groove in the fixing plate (7), the scraping plate (15) is arranged in a semicircular mode, a scraper is fixedly mounted on the U-shaped inner wall of the scraping plate (15), and the surface of the scraping plate (15) is obliquely arranged from inside to outside.
4. An injection mold with a cleaning function according to claim 1, wherein: the sliding plate (14) is far away from a side wall of the male die rod (17) and an expansion spring (16) is vertically arranged between the inner walls of the sliding cavity (11) in an expansion mode, and a storage groove matched with the scraping plate (15) is formed in the surface of the cavity plate (2).
5. An injection mold with a cleaning function according to claim 1, wherein: the driving mechanism comprises a supporting cylinder (18) with one end provided with an opening, a main hydraulic oil cylinder (10) is fixedly arranged in the supporting cylinder (18), and one end of the main hydraulic oil cylinder (10) extends to the inside of the supporting plate (8) and is connected with the surface of the mounting plate (13) through bolts in a disassembling mode.
6. An injection mold for facilitating cleaning as defined in claim 5, wherein: an auxiliary hydraulic cylinder which is detachably connected with the bottom plate (9) through bolts is fixedly arranged in the supporting cylinder (18) and positioned on one side of the main hydraulic cylinder (10).
7. An injection mold with a cleaning function according to claim 1, wherein: the two sides of one end of the connecting plate (1) are transversely and fixedly provided with positioning rods (6), and the cavity plate (2), the flow dividing plate (5) and the fixing plate (7) are internally provided with positioning holes matched with the positioning rods (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320885283.7U CN220146543U (en) | 2023-04-19 | 2023-04-19 | Injection mold convenient to clearance function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320885283.7U CN220146543U (en) | 2023-04-19 | 2023-04-19 | Injection mold convenient to clearance function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220146543U true CN220146543U (en) | 2023-12-08 |
Family
ID=89008954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320885283.7U Active CN220146543U (en) | 2023-04-19 | 2023-04-19 | Injection mold convenient to clearance function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220146543U (en) |
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2023
- 2023-04-19 CN CN202320885283.7U patent/CN220146543U/en active Active
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| GR01 | Patent grant |