CN214982771U - Plastic mold thimble and plastic mold - Google Patents

Plastic mold thimble and plastic mold Download PDF

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Publication number
CN214982771U
CN214982771U CN202023019596.XU CN202023019596U CN214982771U CN 214982771 U CN214982771 U CN 214982771U CN 202023019596 U CN202023019596 U CN 202023019596U CN 214982771 U CN214982771 U CN 214982771U
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CN
China
Prior art keywords
thimble
plastic mold
positioning guide
mold
mould
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Active
Application number
CN202023019596.XU
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Chinese (zh)
Inventor
王庆军
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Tianjin Yefan Mould Co ltd
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Tianjin Yefan Mould Co ltd
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Priority to CN202023019596.XU priority Critical patent/CN214982771U/en
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Publication of CN214982771U publication Critical patent/CN214982771U/en
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Abstract

The utility model relates to the field of plastic molds, in particular to a plastic mold thimble and a plastic mold, which comprises a rear mold frame bottom plate, wherein a square iron is arranged on the upper surface of the rear mold frame bottom plate, a thimble movable plate is arranged on one side of the square iron, fixed rods are arranged at two ends of the thimble movable plate, a thimble a is arranged on one side of the thimble movable plate, a thimble movable block is arranged in the middle of the thimble movable plate, the upper end of the thimble movable block is connected with a thimble b, a thimble c is arranged on the other side of the thimble movable plate, a reset rod is arranged at the bottom of the thimble movable plate, a rear mold frame is arranged at the upper end of the square iron, a mold core groove is arranged in the rear mold frame, a rear mold core is arranged in the mold core groove, a positioning guide pillar is arranged on the upper surface of the rear mold frame, the positioning guide pillar is connected in the positioning guide sleeve, the positioning guide sleeve is arranged in the front mold frame, a front mold core is arranged on the inner wall of the front mold frame, and the upper surface of the front mold frame is connected with a front mold frame bottom plate through screws, a main runner is arranged in the front die carrier base plate and connected with the front die core through a runner hole.

Description

Plastic mold thimble and plastic mold
Technical Field
The utility model relates to a plastic mold field especially relates to a plastic mold thimble and plastic mold.
Background
The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.
There are the following problems:
at present, plastic molds in the market adopt single ejector pins or ejector pins and manually pull out the molds, so that the labor intensity is increased, ejection unevenness of plastic finished products is caused, and the injection molding efficiency of the plastic molds is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a plastic mould thimble and a plastic mould.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a plastic mould thimble and a plastic mould comprise a rear mould base plate, wherein a square iron is arranged on the upper surface of the rear mould base plate, a thimble movable plate is arranged on one side of the square iron, fixed rods are arranged at two ends of the thimble movable plate, a thimble a is arranged on one side of the thimble movable plate, a thimble movable block is arranged in the middle of the thimble movable plate, the upper end of the thimble movable block is connected with a thimble b, a thimble c is arranged on the other side of the thimble movable plate, a reset rod is arranged at the bottom of the thimble movable plate, a rear mould base is arranged at the upper end of the square iron, a mould core groove is formed in the rear mould base, a rear mould core is arranged in the mould core groove, a positioning guide pillar is arranged on the upper surface of the rear mould base and connected with the inside of a positioning guide sleeve, the positioning guide sleeve is arranged in the front mould base, and a front mould core is arranged on the inner wall of the front mould base, the upper surface of the front die carrier is connected with a front die carrier base plate through screws, a main runner is arranged inside the front die carrier base plate, and the main runner is connected with a front die core through a runner hole.
As a further description of the above technical solution:
the rear die frame is characterized in that a square iron is fixedly mounted on the upper surface of the rear die frame bottom plate, a thimble movable plate is movably mounted on one side of the square iron, fixed rods are fixedly mounted at two ends of the thimble movable plate, and the number of the thimble movable plates is two.
As a further description of the above technical solution:
one side fixed mounting of thimble fly leaf has thimble a, the middle part fixed mounting of thimble fly leaf has the thimble movable block.
As a further description of the above technical solution:
the movable mould carrier is characterized in that a thimble b is movably connected to the upper end of the thimble movable block, a thimble c is fixedly mounted on the other side of the thimble movable plate, a reset rod is mounted at the bottom of the thimble movable plate, and a rear mould frame is fixedly mounted at the upper end of the square iron.
As a further description of the above technical solution:
the die core groove is fixedly provided with a rear die core, and the upper surface of the rear die frame is fixedly provided with a positioning guide pillar.
As a further description of the above technical solution:
the positioning guide pillar is movably connected inside the positioning guide sleeve, and a front mold core is fixedly arranged on the inner wall of the front mold base.
As a further description of the above technical solution:
the upper surface of the front die carrier is fixedly connected with a front die carrier bottom plate through screws, and the main runner is fixedly connected with the front die core through runner holes.
The utility model discloses following beneficial effect has: after the mold is installed on a machine, the downward pressure of the front mold frame during the work of the mold is utilized to enable the ejector pin a, the ejector pin b and the ejector pin c to move downwards along with the ejector pin a and the ejector pin b to be matched with the mold core groove, the front mold frame and the rear mold frame are closed, after the front mold core and the rear mold core form a mold cavity, materials are injected to form a product, after the product is formed, the front mold frame and the rear mold frame are separated, the front mold frame rises, the ejector pin a, the ejector pin b and the ejector pin c lose the pressure of the front mold frame and reset along with the pressure, the product is ejected completely, the labor intensity of workers is reduced, and the ejection uniformity and the injection molding efficiency of the product are improved.
Drawings
Fig. 1 is a schematic view of an overall structure of a plastic mold thimble and a plastic mold according to the present invention;
fig. 2 is a schematic view of a plastic mold thimble and a thimble structure of a plastic mold according to the present invention;
fig. 3 is a schematic view of the structure of the plastic mold thimble and the bottom of the mold insert groove of the plastic mold of the present invention;
fig. 4 is a cross-sectional view of the thimble of the plastic mold and the front mold frame of the plastic mold provided by the utility model.
Illustration of the drawings:
1. a rear mould base plate; 2. square iron; 3. a thimble active plate; 4. a thimble a; 5. a thimble movable block; 6. A thimble b; 7. a thimble c; 8. a rear mould frame; 9. a mold core groove; 10. a rear mold core; 11. positioning the guide post; 12. positioning the guide sleeve; 13. a front mold frame; 14. a front mold core; 15. a screw; 16. a front mold frame base plate; 17. a main flow channel; 18. a flow passage hole; 19. a reset lever; 20. and (5) fixing 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 work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides an embodiment: a plastic mould thimble and a plastic mould comprise a rear mould base plate 1, a square iron 2 is arranged on the upper surface of the rear mould base plate 1, a thimble movable plate 3 is arranged on one side of the square iron 2, fixing rods 20 are arranged at two ends of the thimble movable plate 3, a thimble a4 is arranged on one side of the thimble movable plate 3, a thimble movable block 5 is arranged in the middle of the thimble movable plate 3, the upper end of the thimble movable block 5 is connected with a thimble b6, a thimble c7 is arranged on the other side of the thimble movable plate 3, a reset rod 19 is arranged at the bottom of the thimble movable plate 3, a rear mould base 8 is arranged at the upper end of the square iron 2, a mould core groove 9 is arranged in the rear mould base 8, a rear mould core 10 is arranged in the mould core groove 9, a positioning guide pillar 11 is arranged on the upper surface of the rear mould base 8, the positioning guide pillar 11 is connected in a positioning guide sleeve 12 arranged in a front mould base 13, and a front mould core 14 is arranged on the inner wall of the front mould base 13, the upper surface of the front mould frame 13 is connected with a front mould frame bottom plate 16 through a screw 15, a main runner 17 is arranged in the front mould frame bottom plate 16, and the main runner 17 is connected with a front mould core 14 through a runner hole 18.
In the example, a square iron 2 is fixedly installed on the upper surface of a rear mold frame bottom plate 1, a thimble movable plate 3 is movably installed on one side of the square iron 2, fixing rods 20 are fixedly installed at two ends of the thimble movable plate 3, two thimble movable plates 3 are provided, the fixing rods 20 fix the two thimble movable plates 3, a thimble a4 is fixedly installed on one side of the thimble movable plate 3 and is in a cylindrical needle shape, a thimble movable block 5 is fixedly installed in the middle of the thimble movable plate 3 and is movable, a thimble b6 is movably connected to the upper end of the thimble movable block 5, a bevel-edge trapezoidal top block is arranged, a corresponding chute is arranged at the bottom of a mold core groove 9, a thimble c7 is fixedly installed on the other side of the thimble movable plate 3 and is in a cylindrical thimble, a reset rod 19 is installed at the bottom of the thimble movable plate 3 to help the thimble to reset, a rear mold frame 8 is fixedly installed on the upper end of the square iron 2, and a rear mold core 10 is fixedly installed in the mold core groove 9, the upper surface of the rear mould frame 8 is fixedly provided with a positioning guide pillar 11, a positioning pivot of the front mould frame 13 and the rear mould frame 8, the positioning guide pillar 11 is movably connected inside a positioning guide sleeve 12, the positioning guide pillar 11 is retracted inside the positioning guide sleeve 12 during mould closing, the inner wall of the front mould frame 13 is fixedly provided with a front mould core 14, the upper surface of the front mould frame 13 is fixedly connected with a front mould frame bottom plate 16 through a screw 15, and a main runner 17 is fixedly connected with the front mould core 14 through a runner hole 18.
The working principle and the process are as follows: when a user installs the mold on an injection molding machine, the mold needs to be preheated in advance after the mold is installed, after the preheating is finished, the machine is started, the downward pressure of the front mold frame 13 during the operation of the machine is utilized, the thimble a4, the thimble b6 and the thimble c7 move downwards along with the mold core groove 9 until the mold core groove is matched with the mold core groove, the thimble movable plate 3 also moves downwards along with the thimble, the front mold frame 13 moves downwards until the mold core is matched with the rear mold frame 8, the front mold core 14 and the rear mold core 10 form a mold cavity, the injection molding material main runner 17 enters the front mold frame 13, the material is injected into the mold cavity through the runner hole 18 in the front mold core 14 until the mold cavity is full and stops injecting the material, after a product is formed, the front mold frame 13 and the rear mold frame 8 are separated, the front mold frame 13 ascends, the thimble a4, the thimble b6 and the thimble c7 lose the pressure of the front mold frame, the thimble 3 also loses the pressure, the movable plate 3 resets along with the reset rod 19, and drives the thimble 3 to drive the thimble to reset upwards, the product is ejected completely.
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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. The utility model provides a plastic mold thimble and plastic mold, includes back die carrier bottom plate (1), its characterized in that: the mould comprises a rear mould base plate (1), a square iron (2) is installed on the upper surface of the rear mould base plate (1), a thimble movable plate (3) is installed on one side of the square iron (2), fixing rods (20) are installed at two ends of the thimble movable plate (3), a thimble a (4) is installed on one side of the thimble movable plate (3), a thimble movable block (5) is installed in the middle of the thimble movable plate (3), a thimble b (6) is connected with the upper end of the thimble movable block (5), a thimble c (7) is installed on the other side of the thimble movable plate (3), a reset rod (19) is installed at the bottom of the thimble movable plate (3), a rear mould base (8) is installed at the upper end of the square iron (2), a mould core groove (9) is formed in the rear mould base (8), a rear mould core (10) is installed in the mould core groove (9), and a positioning guide pillar (11) is installed on the upper surface of the rear mould base (8), the positioning guide pillar (11) is connected in the positioning guide sleeve (12), the positioning guide sleeve (12) is arranged in the front die carrier (13), a front die core (14) is installed on the inner wall of the front die carrier (13), the upper surface of the front die carrier (13) is connected with a front die carrier bottom plate (16) through a screw (15), a main runner (17) is arranged in the front die carrier bottom plate (16), and the main runner (17) is connected with the front die core (14) through a runner hole (18).
2. The plastic mold ejector pin and the plastic mold as claimed in claim 1, wherein: fixed surface installs square iron (2) on back die carrier bottom plate (1), square iron (2) one side movable mounting has thimble fly leaf (3), thimble fly leaf (3) both ends fixed mounting has dead lever (20), thimble fly leaf (3) have two.
3. The plastic mold ejector pin and the plastic mold as claimed in claim 1, wherein: one side fixed mounting of thimble fly leaf (3) has thimble a (4), the middle part fixed mounting of thimble fly leaf (3) has thimble movable block (5).
4. The plastic mold ejector pin and the plastic mold as claimed in claim 1, wherein: thimble b (6) is connected to thimble movable block (5) upper end swing joint, the opposite side fixed mounting of thimble fly leaf (3) has thimble c (7), thimble fly leaf (3) bottom fixed mounting has release link (19) square iron (2) upper end fixed mounting has back die carrier (8).
5. The plastic mold ejector pin and the plastic mold as claimed in claim 1, wherein: a rear die core (10) is fixedly arranged in the die core groove (9), and a positioning guide pillar (11) is fixedly arranged on the upper surface of the rear die frame (8).
6. The plastic mold ejector pin and the plastic mold as claimed in claim 1, wherein: the positioning guide post (11) is movably connected inside the positioning guide sleeve (12), and a front mold core (14) is fixedly installed on the inner wall of the front mold frame (13).
7. The plastic mold ejector pin and the plastic mold as claimed in claim 1, wherein: the upper surface of the front mould frame (13) is fixedly connected with a front mould frame bottom plate (16) through a screw (15), and the main runner (17) is fixedly connected with a front mould core (14) through a runner hole (18).
CN202023019596.XU 2020-12-15 2020-12-15 Plastic mold thimble and plastic mold Active CN214982771U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023019596.XU CN214982771U (en) 2020-12-15 2020-12-15 Plastic mold thimble and plastic mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023019596.XU CN214982771U (en) 2020-12-15 2020-12-15 Plastic mold thimble and plastic mold

Publications (1)

Publication Number Publication Date
CN214982771U true CN214982771U (en) 2021-12-03

Family

ID=79083510

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023019596.XU Active CN214982771U (en) 2020-12-15 2020-12-15 Plastic mold thimble and plastic mold

Country Status (1)

Country Link
CN (1) CN214982771U (en)

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