CN215095389U

CN215095389U - Watch-dog barrel injection mold

Info

Publication number: CN215095389U
Application number: CN202121664493.0U
Authority: CN
Inventors: 练书军
Original assignee: Hangzhou Wenjin Technology Co ltd
Current assignee: Hangzhou Wenjin Technology Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-12-10
Anticipated expiration: 2031-07-21

Abstract

The utility model discloses a monitor barrel injection mold, which comprises mold legs, a mold core, a feeding component and an ejection component, wherein the mold legs, the mold core, the feeding component and the ejection component are arranged on a mold frame; the mold core comprises an upper mold core and a lower mold core matched with the upper mold core; the lower mold core is provided with an insert; the mold insert ejection mechanism is characterized in that the mold insert ejection assembly is connected to the mold insert. The utility model discloses simple structure, the drawing of patterns of the product of being convenient for improves injection moulding product's quality.

Description

Watch-dog barrel injection mold

Technical Field

The utility model relates to an injection mold technical field specifically indicates a watch-dog barrel injection mold.

Background

The barrel of watch-dog shell all generally forms through integrative injection moulding of injection mold, and in the prior art, the structure of watch-dog barrel inside all installs on the mold core through the mode that the mold insert was assembled, and injection mold is when producing the product, and the too big phenomenon that makes the mold insert appear drawing the material to the product of mold-insert to make the product can not carry out smooth drawing of patterns, lead to the product can not guarantee the requirement of the smoothness of product demoulding face in follow-up production. Therefore, the injection mold for the monitor cylinder is provided.

Disclosure of Invention

The utility model aims at solving current technique, the mode that the inside structure of watch-dog barrel was assembled all through the mold insert is installed on the mold core, and injection mold is when producing the product, and the too big mold insert that makes of mould to the wrapping up force of product appears drawing the phenomenon of material to the product to make the product can not carry out smooth drawing of patterns, lead to the product can not guarantee the requirement scheduling problem of the smoothness of product demoulding surface in follow-up production and provide a watch-dog barrel injection mold.

In order to achieve the above purpose, the utility model provides a following technical scheme: an injection mold for a monitor cylinder comprises mold legs, a mold core, a feeding assembly and an ejection assembly, wherein the mold legs, the mold core, the feeding assembly and the ejection assembly are arranged on a mold frame; the mold core comprises an upper mold core and a lower mold core matched with the upper mold core; the lower mold core is provided with an insert; the mold insert ejection mechanism is characterized in that the mold insert ejection assembly is connected to the mold insert.

Preferably, the ejection assembly comprises an ejection guide rod arranged on the mold frame, an ejector plate arranged on the ejection guide rod and an ejector base plate connected with the ejector plate; the ejector pin plate is provided with a plurality of reset rods and ejector pins; and the insert ejection assembly connected to the insert is fixedly arranged on the thimble base plate.

Preferably, the insert ejection assembly comprises an insert base arranged on the ejector pin base plate and a connecting shaft for connecting the insert and the insert base; the insert base is provided with a connecting groove matched with the insert; and a positioning assembly matched with the insert base is arranged between the insert base and the thimble base plate.

Preferably, the positioning assembly comprises a mounting groove arranged on the thimble base plate and a plurality of positioning bosses arranged in the mounting groove; and the insert base is provided with a positioning groove matched with the positioning boss.

Preferably, the mold frame comprises an upper mold frame and a lower mold frame matched with the upper mold frame; the upper mold core and the lower mold core are respectively arranged in the upper mold frame and the lower mold frame; the feeding assembly is arranged on the upper die frame and connected with the upper die core; and the lower die frame is also provided with a side pulling assembly matched with the lower die core.

Preferably, the feeding assembly comprises a sprue bush and a locating ring which are arranged on the upper die frame; the sprue bush is connected with the upper die core.

Preferably, the side drawing assembly comprises a slider seat arranged on the lower die frame and a slider arranged on the slider seat and matched with the lower die core; and the upper die frame is provided with a side pulling block matched with the sliding block seat.

The utility model has the advantages that: the injection mold is simple in structure, so that the product can be conveniently demoulded, and the quality of the injection product is improved;

through the arrangement of connecting the mold insert ejection assembly on the mold insert, the phenomenon that material pulling occurs in product demolding can be prevented, the problem that the product demolding surface is rough is solved, and the smoothness of the product demolding surface is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a partial structure of the present invention.

Fig. 3 is a schematic view of a partial structure of the present invention.

Fig. 4 is a schematic view of a partial structure of the present invention.

Fig. 5 is a partial enlarged view of the position a of the present invention.

Fig. 6 is a partial enlarged view of the position a of the present invention.

Illustration of the drawings: 1, a mould frame; 101, putting a mold frame; 102, lower mold frame; 2, a mould leg; 3, a mold core; 301, an upper mold core; 302 lower mold core; 4 a feeding component; 401 a sprue bush; 402 a positioning ring; 5, ejecting the component; 501 ejecting a guide rod; 502 an ejector plate; 503 a thimble base plate; 504 a reset lever; 505 thimble; 6, embedding the mold insert; 7, ejecting the assembly of the insert; 701, embedding an insert base; 702 connecting a shaft; 703 connecting grooves; 704 a positioning component; 705 installing a groove; 706 positioning a boss; 707 positioning grooves; 8, a side drawing component; 801 a slider seat; 802 a slider; 803 side-draw block.

Detailed Description

We will further describe the monitor barrel injection mold of the present invention with reference to the accompanying drawings.

Referring to fig. 1-3, in the present embodiment, an injection mold for a monitor cylinder includes a mold base 2, a mold core 3, a feeding component 4 and an ejection component 5, wherein the mold base 1 is mounted on the mold frame 1; the mold core 3 comprises an upper mold core 301 and a lower mold core 302 matched with the upper mold core 301; the lower mold core 302 is provided with an insert 6; the mold insert is characterized in that the mold insert 6 is connected with a mold insert ejection assembly 7; through the arrangement of connecting the insert ejection assembly 7 on the insert 6, the insert ejection assembly 7 synchronously drives the insert 6 to eject outwards when the product is ejected, so that the wrapping force of the product is reduced, the product is conveniently demoulded, and the quality of the product is improved.

Referring to fig. 1-6, the ejector assembly 5 includes an ejector guide rod 501 mounted on the mold frame 1, an ejector plate 502 mounted on the ejector guide rod 501, and an ejector base plate 503 connected to the ejector plate 502; a plurality of reset rods 504 and ejector pins 505 are arranged on the ejector plate 502; an insert ejection assembly 7 connected to the insert 6 is fixedly mounted on the ejector pin base plate 503; the insert ejection assembly 7 comprises an insert base 701 mounted on the ejector pin base plate 503 and a connecting shaft 702 connecting the insert 6 and the insert base 701; the insert base 701 is provided with a connecting groove 703 matched with the insert 6; a positioning assembly 704 matched with the insert base 701 is arranged between the insert base 701 and the thimble base plate 503; the positioning assembly 704 comprises a mounting groove 705 arranged on the thimble base plate 503 and a plurality of positioning bosses 706 arranged in the mounting groove 705; a positioning groove 707 matched with the positioning boss 706 is arranged on the insert base 701; through the arrangement of the installation groove 705 on the thimble base plate 503, the positioning boss 706 is arranged in the installation groove 705, and the insert base 701 is matched with the positioning boss 706 through the positioning groove 707 and is installed in the installation groove 705 of the thimble base plate 803, so that the positioning installation of the insert base 701 is facilitated; by the arrangement of the connecting groove 703 on the insert base 701, the insert 6 is matched with the connecting groove 703 and simultaneously the insert 6 is connected with the insert base 701 through the connecting shaft 702, so that the connection between the insert 6 and the insert base 701 is facilitated.

Referring to fig. 1-3, the mold frame 1 includes an upper mold frame 101 and a lower mold frame 102 adapted to the upper mold frame 101; the upper mold core 301 and the lower mold core 302 are respectively installed in the upper mold frame 101 and the lower mold frame 102; the feeding component 4 is arranged on the upper die frame 101 and connected with the upper die core 301; the lower die frame 102 is also provided with a side drawing assembly 8 matched with the lower die core 302; the feeding assembly 4 comprises a sprue bush 401 and a locating ring 402 which are arranged on the upper die frame 101; the sprue bush 402 is connected with the upper die core 301; the side draw assembly 8 comprises a slider seat 801 arranged on the lower die frame 102 and a slider 802 arranged on the slider seat 801 and matched with the lower die core 302; the upper mold frame 101 is provided with a side drawing block 803 matched with the slide block seat 801.

The utility model discloses in, the product in the mould moulds plastics and accomplishes the back, the injection molding machine is opened the mould, thimble board 503 drives thimble board 502 motion, promote simultaneously and install thimble 505 on thimble board 502, release link 504 and install insert base 701 on thimble board 503 and follow ejecting guide bar 501 forward motion, insert base 701 drives insert 6 forward motion and releases lower mold core 302 with the product, the workman takes the product, then the injection molding machine drives thimble board 503 backward motion, thimble board 503 drives thimble 505, release link 504, insert 6 and insert base 701 backward motion resume the normal position, continue the production of next product.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. An injection mold for a monitor cylinder comprises a mold frame (1), mold feet (2) arranged on the mold frame (1), a mold core (3), a feeding component (4) and an ejection component (5); the mold core (3) comprises an upper mold core (301) and a lower mold core (302) matched with the upper mold core (301); the lower mold core (302) is provided with an insert (6); the mold insert ejection mechanism is characterized in that the mold insert (6) is connected with a mold insert ejection assembly (7).

2. The monitor cylinder injection mold of claim 1, wherein: the ejection assembly (5) comprises an ejection guide rod (501) arranged on the mold frame (1), an ejector plate (502) arranged on the ejection guide rod (501) and an ejector bottom plate (503) connected with the ejector plate (502); a plurality of reset rods (504) and ejector pins (505) are arranged on the ejector plate (502); and an insert ejection assembly (7) connected to the insert (6) is fixedly mounted on the thimble bottom plate (503).

3. The monitor cylinder injection mold according to claim 2, wherein: the insert ejection assembly (7) comprises an insert base (701) arranged on the thimble base plate (503) and a connecting shaft (702) for connecting the insert (6) and the insert base (701); the insert base (701) is provided with a connecting groove (703) matched with the insert (6); and a positioning assembly (704) matched with the insert base (701) is arranged between the insert base (701) and the thimble base plate (503).

4. The monitor cylinder injection mold of claim 3, wherein: the positioning assembly (704) comprises a mounting groove (705) arranged on the thimble base plate (503) and a plurality of positioning bosses (706) arranged in the mounting groove (705); and a positioning groove (707) matched with the positioning boss (706) is arranged on the insert base (701).

5. The monitor cylinder injection mold of claim 1, wherein: the die frame (1) comprises an upper die frame (101) and a lower die frame (102) matched with the upper die frame (101); the upper mold core (301) and the lower mold core (302) are respectively arranged in the upper mold frame (101) and the lower mold frame (102); the feeding assembly (4) is arranged on the upper die frame (101) and is connected with the upper die core (301); and the lower die frame (102) is also provided with a side pulling assembly (8) matched with the lower die core (302).

6. The monitor cylinder injection mold of claim 5, wherein: the feeding assembly (4) comprises a sprue bush (401) and a locating ring (402) which are arranged on the upper die frame (101); the sprue bush (401) is connected with the upper mold core (301).

7. The monitor cylinder injection mold of claim 5, wherein: the side drawing assembly (8) comprises a slider seat (801) arranged on the lower die frame (102) and a slider (802) arranged on the slider seat (801) and matched with the lower die core (302); and a side drawing block (803) matched with the sliding block seat (801) is arranged on the upper die frame (101).