CN217777680U - Mould for plastic injection molding - Google Patents
Mould for plastic injection molding Download PDFInfo
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- CN217777680U CN217777680U CN202221759299.5U CN202221759299U CN217777680U CN 217777680 U CN217777680 U CN 217777680U CN 202221759299 U CN202221759299 U CN 202221759299U CN 217777680 U CN217777680 U CN 217777680U
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- fixedly connected
- injection molding
- ejector
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Abstract
The utility model provides a mould for plastics injection moulding belongs to the mould field, include: a base plate; the four support columns are arranged and are all fixedly connected to the upper end of the bottom plate, and the four support columns are uniformly distributed; the lower die is fixedly connected to the four support columns; the first demolding mechanism is arranged on the lower mold; the upper die is sleeved on the four support columns in a sliding manner and arranged on the upper side of the lower die; the second demolding mechanism is arranged on the four support columns and connected with the upper mold; and push rod mechanism, locate on the mould, the utility model discloses a first U type mounting panel rises and to realize that two second ejector pins rise, and two second ejector pins withstand the diaphragm after rising for two second ejector pins can promote the inside injection molding of mould when going up the mould and rise, make the injection molding drawing of patterns, can solve the injection mold among the prior art after injection moulding, be not convenient for take out the problem of the product after the shaping from the mould.
Description
Technical Field
The utility model belongs to the mould field, concretely relates to mould for plastics injection moulding.
Background
Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.
The grant publication number "CN212707788U" describes "a mold for plastic injection molding, including an upper mold and a lower mold, the top of the lower mold is provided with a mold cavity, the left top of the lower mold is provided with an injection molding hole, a check valve is fixedly connected between the top and the bottom of the right side of the inner cavity of the injection molding hole, the inner cavity of the lower mold is located below the mold cavity and is provided with a hole groove, a partition plate is fixedly connected between the top and the bottom of the inner cavity of the hole groove, and the left bottom of the lower mold is provided with a water outlet hole. The utility model discloses a cooperation in last mould, bed die, die cavity, the hole of moulding plastics, check valve, hole groove, baffle, apopore, inlet opening, dead lever, servo motor, flabellum and ventilation hole is used, has realized rational in infrastructure, easily promotes, and purpose that can rapid prototyping, has improved the practicality and the usability of device, has strengthened user's use and has experienced to the user demand that satisfies the user that can be better.
Above-mentioned patent has improved the practicality and the usability of device, has strengthened user's use and has experienced to the user demand that satisfies the user that can be better, nevertheless above-mentioned patent is not convenient for take out the product after the shaping from the mould after injection moulding.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mould for plastics injection moulding aims at solving the injection mold among the prior art after injection moulding, is not convenient for follow the problem that takes out in the mould with the product after the shaping.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a mold for plastic injection molding, comprising:
a base plate;
the four supporting columns are arranged and are fixedly connected to the upper end of the bottom plate, and the four supporting columns are uniformly distributed;
the lower die is fixedly connected to the four support columns;
the first demolding mechanism is arranged on the lower mold;
the upper die is sleeved on the four support columns in a sliding manner and is arranged on the upper side of the lower die;
the second demolding mechanism is arranged on the four support columns and connected with the upper mold; and
and the push rod mechanism is arranged on the upper die.
As an optimized scheme, first demoulding mechanism is including solid fixed ring, first limiting plate, first spring, first ejector pin and second U type mounting panel, second U type mounting panel fixed connection is in the lower extreme of bed die, first ejector pin is provided with two, two the equal activity of first ejector pin is pegged graft in the lower extreme of second U type mounting panel, and two equal activities of first ejector pin run through second U type mounting panel and the activity is pegged graft on the bed die, first limiting plate fixed connection is on two first ejector pins, and first limiting plate is located between the lateral wall of second U type mounting panel, first spring is provided with two, two the equal fixed connection of first spring is between bed die and first limiting plate, every the equal cover of first spring is located on every first ejector pin, fixed ring fixed connection is in the lower extreme of two first ejector pins.
As a preferred scheme of the utility model, second demoulding mechanism includes diaphragm, electric telescopic handle and second drawing of patterns part, diaphragm fixed connection is in the upper end of four support columns, electric telescopic handle fixed connection is in the upper end of diaphragm, and electric telescopic handle's extension end activity runs through the diaphragm and extends to the downside of diaphragm, second drawing of patterns part sets up on last mould, second drawing of patterns part and electric telescopic handle's extension end fixed connection.
As an optimized scheme, the second drawing of patterns part includes first U type mounting panel, second spring, second limiting plate and second ejector pin, first U type mounting panel fixed connection is in the upper end of last mould, the second ejector pin is provided with two, two the equal activity of second ejector pin is pegged graft in the upper end of first U type mounting panel, and two equal activities of second ejector pin run through first U type mounting panel and the activity is pegged graft on last mould, second limiting plate fixed connection is on two second ejector pins, and the second limiting plate is located between the lateral wall of first U type mounting panel, the second spring is provided with two, two the equal fixed connection of second spring is between last mould and second limiting plate, every the second spring all overlaps and locates on every second ejector pin.
As a preferred scheme, push rod mechanism is including installation pole and push pedal, the installation pole is provided with two, two the equal fixed connection of installation pole is in the lower extreme of last mould, and two installation pole symmetries set up, push pedal fixed connection is in the lower extreme of two installation poles.
As a preferred scheme, four constant head tanks, four have been seted up to the upper end of bed die constant head tank evenly distributed, go up four locating levers of lower extreme fixedly connected with of mould, every the equal activity of locating lever is pegged graft in every constant head tank.
As a preferred scheme of the utility model, the tye has been seted up on the bed die, the equal fixedly connected with internal thread pipe in exit of tye.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in this scheme, can realize through the electric telescopic handle shrink that first U type mounting panel rises, rise through first U type mounting panel and can realize that the mould rises, rise through last mould and can make bed die and last mould separation, rise through first U type mounting panel and can realize that two second ejector pins rise, two second ejector pins withstand the diaphragm after rising for two second ejector pins lift the diaphragm, make two second ejector pins can promote the inside injection molding of mould when going up the mould and rise, make the injection molding drawing of patterns.
2. In this scheme, it can realize two installation poles through last mould rising, it can realize that the push pedal rises through two installation poles, it can promote solid fixed ring to rise through the push pedal rises, it can realize that two first ejector pins rise through solid fixed ring rises, it can promote the inside injection molding of bed die to remove through two first ejector pins rises, make the injection molding drawing of patterns, can improve the concatenation precision of bed die and last mould through the setting of constant head tank and locating lever, the cooling of injection molding can be accelerated through the setting of tye.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a perspective sectional view of the present invention;
fig. 3 is a cross-sectional view of the lower mold of the present invention;
fig. 4 is a schematic structural view of a second U-shaped mounting plate of the present invention;
fig. 5 is an exploded view of the upper mold and the second carrier rod of the present invention;
fig. 6 is an explosion diagram of the upper mold and the positioning rod of the present invention.
In the figure: 1. a base plate; 2. a support column; 3. a lower die; 4. an upper die; 5. a first U-shaped mounting plate; 6. a transverse plate; 7. an electric telescopic rod; 8. an internally threaded tube; 9. mounting a rod; 10. pushing a plate; 11. a fixing ring; 12. a first limit plate; 13. a first spring; 14. a launder; 15. a first ejector rod; 16. a second spring; 17. a second limiting plate; 18. a second ejector rod; 19. a second U-shaped mounting plate; 20. positioning a groove; 21. and (7) positioning the rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-6, the technical solution provided in this embodiment is as follows:
a mold for plastic injection molding, comprising:
a base plate 1;
four support columns 2 are arranged, the four support columns 2 are fixedly connected to the upper end of the base plate 1, and the four support columns 2 are uniformly distributed;
the lower die 3 is fixedly connected to the four support columns 2;
the first demolding mechanism is arranged on the lower mold 3;
the upper die 4 is sleeved on the four support columns 2 in a sliding manner, and the upper die 4 is arranged on the upper side of the lower die 3;
the second demolding mechanism is arranged on the four support columns 2 and connected with the upper mold 4; and
and the push rod mechanism is arranged on the upper die 4.
The utility model discloses an in the embodiment, four support columns 2 are used for connecting bottom die 3, locate four support columns 2 through 4 slip caps of last mould on for upper die 4 can slide on four support columns 2, splice together through bottom die 3 and last mould 4 and can form a mould of accomplishing, thereby realize moulding plastics.
Specifically, first demoulding mechanism includes solid fixed ring 11, first limiting plate 12, first spring 13, first ejector pin 15 and second U type mounting panel 19, second U type mounting panel 19 fixed connection is in the lower extreme of bed die 3, first ejector pin 15 is provided with two, two equal activities of first ejector pin 15 are pegged graft in the lower extreme of second U type mounting panel 19, and two equal activities of first ejector pin 15 are run through second U type mounting panel 19 and the activity is pegged graft on bed die 3, first limiting plate 12 fixed connection is on two first ejector pins 15, and first limiting plate 12 is located between the lateral wall of second U type mounting panel 19, first spring 13 is provided with two, two equal fixed connection of first spring 13 is between bed die 3 and first limiting plate 12, every first spring 13 all overlaps and locates on every first ejector pin 15, gu fixed ring 11 fixed connection is in the lower extreme of two first ejector pins 15.
The utility model discloses an in the concrete embodiment, second U type mounting panel 19 is used for connecting two first ejector pins 15, two first ejector pins 15 activity respectively are pegged graft in two drawing of patterns holes of bed die 3, can restrict first limiting plate 12 through setting up of first spring 13, can link together two first ejector pins 15 through setting up of solid fixed ring 11, make solid fixed ring 11 remove and to drive two first ejector pins 15 and remove simultaneously, through fixed connection between first ejector pin 15 and the first limiting plate 12, can realize that first ejector pin 15 removes and drives first limiting plate 12 and remove, remove through first limiting plate 12 and can compress first spring 13, remove through two first ejector pins 15 and can realize the inside off-the-shelf drawing of patterns of bed die 3.
Specifically, second demoulding mechanism includes diaphragm 6, electric telescopic handle 7 and second drawing of patterns part, and diaphragm 6 fixed connection is in the upper end of four support columns 2, and electric telescopic handle 7 fixed connection is in the upper end of diaphragm 6, and electric telescopic handle 7's extension end activity runs through diaphragm 6 and extends to the downside of diaphragm 6, and second drawing of patterns part sets up on last mould 4, and second drawing of patterns part and electric telescopic handle 7's extension end fixed connection.
The utility model discloses an in the embodiment, diaphragm 6 is used for connecting electric telescopic handle 7, electric telescopic handle 7's extension end and 5 fixed connection of first U type mounting panel, extension end and 5 fixed connection of first U type mounting panel through electric telescopic handle 7, can realize that electric telescopic handle 7 contracts and drives 5 removal of first U type mounting panel, electric telescopic handle 7 should with external power source electric connection, electric telescopic handle 7's theory of operation and inner structure are technical personnel's in the field common general knowledge, therefore no longer describe in detail.
Specifically, the second drawing of patterns part includes first U type mounting panel 5, second spring 16, second limiting plate 17 and second ejector pin 18, first U type mounting panel 5 fixed connection is in the upper end of last mould 4, second ejector pin 18 is provided with two, two equal activities of second ejector pin 18 are pegged graft in the upper end of first U type mounting panel 5, and two equal activities of second ejector pin 18 are run through first U type mounting panel 5 and the activity is pegged graft on last mould 4, second limiting plate 17 fixed connection is on two second ejector pins 18, and second limiting plate 17 is located between the lateral wall of first U type mounting panel 5, second spring 16 is provided with two, two equal fixed connection of second spring 16 are between last mould 4 and second limiting plate 17, every second spring 16 all overlaps and locates on every second ejector pin 18.
The utility model discloses an in the concrete embodiment, first U type mounting panel 5 is used for connecting two second ejector pins 18, two second ejector pins 18 activity respectively are pegged graft in two drawing of patterns holes of last mould 4, can restrict second limiting plate 17 through setting up of second spring 16, it can compress second spring 16 to remove through second limiting plate 17, through fixed connection between second ejector pin 18 and the second limiting plate 17, it moves and drives second limiting plate 17 and remove to realize second ejector pin 18, remove through two second ejector pins 18 and can realize the inside off-the-shelf drawing of patterns of last mould 4, through fixed connection between first U type mounting panel 5 and the last mould 4, can realize that first U type mounting panel 5 removes and drives mould 4 and remove.
Specifically, the push rod mechanism includes installation pole 9 and push pedal 10, and installation pole 9 is provided with two, and two equal fixed connection in the lower extreme of last mould 4 of installation pole 9, and two installation pole 9 symmetries set up, and push pedal 10 fixed connection is in the lower extreme of two installation poles 9.
The utility model discloses an in the embodiment, two installation poles 9 are used for connecting push pedal 10, through last mould 4 and installation fixed connection between the pole 9, can realize that mould 4 removes and drives installation pole 9 and remove, through fixed connection between installation pole 9 and the push pedal 10, can realize that installation pole 9 removes and drives push pedal 10 and remove, remove through push pedal 10 and can promote solid fixed ring 11 and remove.
Specifically, four constant head tanks 20 have been seted up to the upper end of bed die 3, and four constant head tanks 20 evenly distributed go up four locating levers 21 of lower extreme fixedly connected with of mould 4, and every locating lever 21 is equal activity peg graft in every constant head tank 20.
The utility model discloses an in the embodiment, peg graft in constant head tank 20 through locating lever 21 activity, can realize the location of mould 4 to improve the precision of concatenation between bed die 3 and the last mould 4.
Specifically, the lower die 3 is provided with a launder 14, and an inlet and an outlet of the launder 14 are fixedly connected with an internal threaded pipe 8.
The utility model discloses an in the concrete embodiment, can the connecting tube through setting up of internal thread pipe 8, can make rivers flow through setting up of tye 14, can realize the cooling of injection molding through water flow in tye 14 for it is convenient for the drawing of patterns to mould plastics.
The utility model provides a plastic injection moulding uses mould's theory of operation or working process does: the water supply pipeline is connected with the two internal threaded pipes 8, water can quickly cool an injection molding part when flowing in the water flowing groove 14, the electric telescopic rod 7 contracts to drive the first U-shaped mounting plate 5 to move, the first U-shaped mounting plate 5 moves to drive the upper mold 4 to move, the upper mold 4 moves to drive the two mounting rods 9 to move, the two mounting rods 9 move to drive the push plate 10 to move, the push plate 10 moves to push the fixing ring 11 to move, the fixing ring 11 moves to drive the two first ejector rods 15 to move, the two first ejector rods 15 move to drive the first limiting plate 12 to move, the first limiting plate 12 moves to compress the two first springs 13, the two first ejector rods 15 move to push the injection molding part in the lower mold 3, so that the injection molding part is demolded, the first U-shaped mounting plate 5 moves to drive the two second ejector rods 18 to move, the two second ejector rods 18 move after the two second ejector rods 18 move to push the transverse plate 6, the first U-shaped mounting plate 5 moves to drive the upper mold 4 to continue to move, the two second ejector rods 18 cannot move when the injection molding part 4 moves, so that the injection molding part is demolded, and the injection molding part inside the upper mold 4 is pushed, so that the injection molding part is demolded.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A mold for plastic injection molding, characterized by comprising:
a base plate (1);
the number of the supporting columns (2) is four, the four supporting columns (2) are all fixedly connected to the upper end of the base plate (1), and the four supporting columns (2) are uniformly distributed;
the lower die (3) is fixedly connected to the four support columns (2);
the first demolding mechanism is arranged on the lower mold (3);
the upper mold (4) is sleeved on the four support columns (2) in a sliding manner, and the upper mold (4) is arranged on the upper side of the lower mold (3);
the second demolding mechanism is arranged on the four supporting columns (2) and is connected with the upper mold (4); and
the push rod mechanism is arranged on the upper die (4).
2. A mold for injection molding of plastic according to claim 1, wherein: first demoulding mechanism is including solid fixed ring (11), first limiting plate (12), first spring (13), first ejector pin (15) and second U type mounting panel (19), second U type mounting panel (19) fixed connection is in the lower extreme of bed die (3), first ejector pin (15) are provided with two, two first ejector pin (15) equal activity is pegged graft in the lower extreme of second U type mounting panel (19), and just two first ejector pin (15) equal activities run through second U type mounting panel (19) and the activity is pegged graft on bed die (3), first limiting plate (12) fixed connection is on two first ejector pin (15), and just first limiting plate (12) are located between the lateral wall of second U type mounting panel (19), first spring (13) are provided with two, two first spring (13) equal fixed connection is between bed die (3) and first limiting plate (12), every first spring (13) all overlaps on every first ejector pin (15), first ejector pin (11) fixed connection is in the lower extreme of first fixed ring (15).
3. A mold for injection molding of plastic according to claim 2, characterized in that: the second demoulding mechanism comprises a transverse plate (6), an electric telescopic rod (7) and a second demoulding part, the transverse plate (6) is fixedly connected to the upper ends of the four supporting columns (2), the electric telescopic rod (7) is fixedly connected to the upper end of the transverse plate (6), the extension end of the electric telescopic rod (7) movably penetrates through the transverse plate (6) and extends to the lower side of the transverse plate (6), the second demoulding part is arranged on the upper die (4), and the second demoulding part is fixedly connected with the extension end of the electric telescopic rod (7).
4. A mold for injection molding of plastic according to claim 3, characterized in that: the second demolding part comprises a first U-shaped mounting plate (5), a second spring (16), a second limiting plate (17) and second ejector rods (18), the first U-shaped mounting plate (5) is fixedly connected to the upper end of the upper mold (4), the second ejector rods (18) are arranged in two and two, the second ejector rods (18) are movably inserted into the upper end of the first U-shaped mounting plate (5), the two second ejector rods (18) are movably inserted into the upper mold (4) in a penetrating mode through the first U-shaped mounting plate (5), the second ejector rods are fixedly connected to the two second ejector rods (18), the second limiting plate (17) is located between the side walls of the first U-shaped mounting plate (5), the second spring (16) is arranged in two and two, the second spring (16) is fixedly connected to the upper mold (4) and the second limiting plate (17), and each second spring (16) is sleeved on each second ejector rod (18).
5. The mold for injection molding of plastic according to claim 4, characterized in that: the push rod mechanism comprises mounting rods (9) and push plates (10), wherein the mounting rods (9) are arranged two by two, the mounting rods (9) are fixedly connected to the lower end of the upper die (4) respectively, the two mounting rods (9) are symmetrically arranged, and the push plates (10) are fixedly connected to the lower ends of the two mounting rods (9).
6. A mold for injection molding of plastic according to claim 5, characterized in that: four locating grooves (20) are formed in the upper end of the lower die (3), the four locating grooves (20) are evenly distributed, four locating rods (21) are fixedly connected to the lower end of the upper die (4), and each locating rod (21) is movably inserted into each locating groove (20).
7. A mold for injection molding of plastic according to claim 6, wherein: a launder (14) is arranged on the lower die (3), and an inlet and an outlet of the launder (14) are fixedly connected with an internal threaded pipe (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221759299.5U CN217777680U (en) | 2022-07-08 | 2022-07-08 | Mould for plastic injection molding |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221759299.5U CN217777680U (en) | 2022-07-08 | 2022-07-08 | Mould for plastic injection molding |
Publications (1)
Publication Number | Publication Date |
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CN217777680U true CN217777680U (en) | 2022-11-11 |
Family
ID=83938953
Family Applications (1)
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CN202221759299.5U Active CN217777680U (en) | 2022-07-08 | 2022-07-08 | Mould for plastic injection molding |
Country Status (1)
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CN (1) | CN217777680U (en) |
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2022
- 2022-07-08 CN CN202221759299.5U patent/CN217777680U/en active Active
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