CN216914740U

CN216914740U - Prevent that product from gluing mould of oblique top structure

Info

Publication number: CN216914740U
Application number: CN202220280385.1U
Authority: CN
Inventors: 蔡光利; 欧阳艳雄
Original assignee: Fuqing Honglifa Mould Co ltd
Current assignee: Fuqing Honglifa Mould Co ltd
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-07-08
Anticipated expiration: 2032-02-11

Abstract

The utility model relates to the technical field of dies, and discloses a die for preventing a product from being adhered to an inclined ejector structure, which comprises a lower die main body and an upper die main body, wherein a mounting hole is formed in the center of the lower surface of the lower die main body, a first mounting plate is movably mounted at the lower end of the inner part of the lower die main body, an electric push rod is mounted at the center of the lower surface of the first mounting plate, and flat ejector pins are mounted at positions, close to four corners, on the upper surface of the first mounting plate, the flat ejector pins are arranged, so that the inclined ejector pins can rotate towards the inner side to drive an inclined ejector block to leave the product during demolding, because a certain viscosity exists between the product and the inclined ejector block, two sides of the product can be driven to displace towards the inner side, the product can be blocked by the flat ejector pins when moving for a certain distance, the product can be prevented from being adhered to the inclined ejector block all the time, and the deformation caused by the overlarge displacement distance between two sides of the product towards the inner side can be avoided, thereby well completing the demoulding, reducing the production cost, and the anti-sticking structure is simple and easy to install, and the cost is also very low.

Description

Prevent that product from gluing mould of oblique top structure

Technical Field

The utility model relates to the technical field of dies, in particular to a die for preventing a product from being adhered to an inclined top structure.

Background

The injection molding specifically refers to injecting heated and melted plastic into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification, and the injection mold realizing the working mode is an injection mold, and most injection molds are demolded in an inclined top demolding mode.

The Chinese patent discloses an oblique-ejection demoulding LED lampshade mould (No. CN204820169U), and connecting rods in the patent technology are all fixed on the same top plate, so that synchronous action can be realized among the connecting rods, and the problem that the lampshade is inclined in the demoulding process is avoided; but it can't avoid the oblique top adhesion product that often appears in the oblique top drawing of patterns to lead to the product to be drawn the problem of warping to can't reduce the production of defective products, can't avoid this problem through simple and the structure of easy installation. Accordingly, those skilled in the art have provided a mold for preventing a product from sticking to a pitched roof structure, so as to solve the problems suggested in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

The present invention aims to provide a mold for preventing a product from sticking to a pitched roof structure, so as to solve the problems of the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a prevent that product from gluing mould of oblique top structure, includes lower mould main part and last mould main part, the lower surface central point department of putting of lower mould main part has seted up the mounting hole, and the inside lower extreme position department movable mounting of lower mould main part has first mounting panel, the lower surface central point department of putting of first mounting panel installs electric putter, and the upper surface of first mounting panel is close to the position department in four corners and all installs flat thimble, the outside that the upper surface of first mounting panel is located four flat thimbles installs the second mounting panel jointly.

As a still further scheme of the utility model: the installation pole is all installed to the upper surface left and right sides of second mounting panel, the outside rotation in upper end of installation pole is connected with oblique ejector pin, oblique kicking block is installed to the upper end of oblique ejector pin, spacing hole has all been seted up to the inside left and right sides of lower mould main part above being located the second mounting panel.

As a still further scheme of the utility model: the electric push rod movably penetrates through the mounting hole, the flat ejector pin movably penetrates through the second mounting plate, and the flat ejector pin movably penetrates through the limiting hole.

As a still further scheme of the utility model: the left side two flat thimble is located the front and back both sides of left side installation pole respectively, and two flat thimble in left side and the equal distance of installation pole.

As a still further scheme of the utility model: the two flat thimbles on the right side are respectively located the front and back both sides of right side installation pole, and two flat thimbles on the right side all equal with the distance of installation pole.

As a still further scheme of the utility model: the inclined ejector rod movably penetrates through the limiting hole, and the mounting rod is right opposite to the limiting hole.

As a still further scheme of the utility model: first mounting panel and the equal sliding connection of second mounting panel are inside the lower extreme of lower mould main part.

As a still further scheme of the utility model: the upper ends of the inclined ejector block and the flat ejector pins are located between the lower die main body and the upper die main body, the left side of the inclined ejector block is provided with two flat ejector pins, the right side of the inclined ejector pin is provided with two flat ejector pins, and the left side of the inclined ejector pin and the right side of the inclined ejector pin are provided with two flat ejector pins.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the flat ejector pin is arranged, the inclined ejector pin can slowly rotate towards the inner side during demoulding and drive the inclined ejector block to leave the surface of a product, and because a certain viscosity exists between the product and the inclined ejector block, two sides of the product can be driven to move inwards, the product can be blocked by the flat ejector pin when moving for a certain distance, the product is prevented from being adhered to the inclined ejector block all the time, and the product is prevented from deforming due to overlarge displacement distance between two sides of the product towards the inner side, so that demoulding is well completed, defective products are greatly reduced, the production cost is reduced, the anti-sticking structure is simple and easy to install, and the cost is also very low.

Drawings

FIG. 1 is a schematic view of a mold for preventing a product from sticking to a pitched roof;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is an enlarged view of B in FIG. 1;

fig. 4 is a partially exploded view of a mold for preventing a product from sticking to a pitched roof structure.

In the figure: 1. a lower die main body; 2. an upper die main body; 3. mounting holes; 4. a first mounting plate; 5. an electric push rod; 6. a flat thimble; 7. a second mounting plate; 8. mounting a rod; 9. an oblique ejector rod; 10. a slanted ejecting block; 11. a limiting hole; 12. and (5) producing the product.

Detailed Description

Referring to fig. 1 to 4, in the embodiment of the present invention, a mold for preventing a product from sticking to an inclined top structure includes a lower mold main body 1 and an upper mold main body 2, the lower mold main body 1 and the upper mold main body 2 have a molded product 12, a mounting hole 3 is formed in a central position of a lower surface of the lower mold main body 1, a first mounting plate 4 is movably mounted at a lower end position inside the lower mold main body 1, an electric push rod 5 is mounted at a central position of a lower surface of the first mounting plate 4, the electric push rod 5 movably penetrates through the mounting hole 3, flat ejector pins 6 are mounted at positions close to four corners of an upper surface of the first mounting plate 4, an upper end of each flat ejector pin 6 is higher than a lowest surface of the product 12 by more than one point five millimeters, a distance from the flat ejector pin 6 to the product 12 in a horizontal direction is one to one point five millimeters, a second mounting plate 7 is mounted at positions, outside the four flat ejector pins 6, on the upper surface of the first mounting plate 4, the first mounting plate 4 and the second mounting plate 7 are both connected inside the lower end of the lower die main body 1 in a sliding manner, the left side and the right side of the upper surface of the second mounting plate 7 are both provided with mounting rods 8, the left two flat thimbles 6 are respectively positioned at the front side and the rear side of the left mounting rod 8, the distances between the left two flat thimbles 6 and the mounting rods 8 are equal, the right two flat thimbles 6 are respectively positioned at the front side and the rear side of the right mounting rod 8, the upper end of the mounting rod 8 is rotationally connected with oblique ejector rods 9, the left and the right oblique ejector rods 9 are symmetrically distributed, the upper end of the oblique ejector rod 9 is provided with an oblique ejector block 10, the upper ends of the oblique ejector block 10 and the flat thimbles 6 are both positioned between the lower die main body 1 and the upper die main body 2, the left two flat thimbles 6 and the right two flat thimbles 6 are symmetrically distributed, the oblique ejector block 10 is attached to a product, the upper end of the flat thimble 6 is one-to five millimeters lower than the top surface of the oblique ejector block 10, spacing hole 11 has all been seted up to the inside left and right sides of lower mould main part 1 lies in the top of second mounting panel 7, flat thimble 6 activity runs through second mounting panel 7, and flat thimble 6 activity passes spacing hole 11, spacing hole 11 is passed in the activity of oblique ejector pin 9, installation pole 8 is just to spacing hole 11, because there is certain viscidity between product 12 and the oblique kicking block 10, the both sides of product 12 also can be taken to the inboard displacement when the drawing of patterns of pushing up to one side, product 12 will be blocked by thimble 6 when removing the certain distance, avoid the too big and lead to warping of the flat both sides displacement distance of product 12, thereby accomplish the drawing of patterns well.

The working principle of the utility model is as follows: when the device is used, the electric push rod 5 is installed, the lower die main body 1 and the upper die main body 2 are pressed together and injection molding is started, after the injection molding is finished, a product is waited for cooling and molding, the upper die main body 2 leaves the lower die main body 1, the electric push rod 5 begins to extend out to drive the first mounting plate 4 to move upwards, the second mounting plate 7 also moves upwards, meanwhile, the flat ejector pin 6 and the inclined ejector pin 9 also move upwards, the inclined ejector pin 9 drives the inclined ejector block 10 to move upwards to demold the product 12, the inclined ejector pin 9 slowly rotates towards the inner side and drives the inclined ejector block 10 to leave the surface of the product 12 as the limiting hole 11 clamps the inclined ejector pin 9, two sides of the product 12 can be driven to move inwards due to certain viscosity between the product 12 and the inclined ejector block 10, the product 12 can be blocked by the flat ejector pin 6 when moving for a certain distance, and deformation caused by overlarge displacement distance between two sides of the product 12 is avoided, thereby achieving good demolding.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. The utility model provides a prevent that product from gluing mould of oblique top structure, includes lower mould main part (1) and last mould main part (2), its characterized in that, the lower surface central point department of putting of lower mould main part (1) has seted up mounting hole (3), and the inside lower extreme position department movable mounting of lower mould main part (1) has first mounting panel (4), the lower surface central point department of putting of first mounting panel (4) installs electric putter (5), and the upper surface of first mounting panel (4) is close to the position department in four corners and all installs flat thimble (6), the outside that the upper surface of first mounting panel (4) is located four flat thimbles (6) installs second mounting panel (7) jointly.

2. The mold for preventing a product from being stuck on the inclined top structure according to claim 1, wherein the installation rods (8) are installed on the left and right sides of the upper surface of the second installation plate (7), the upper end of each installation rod (8) is connected with an inclined top rod (9) in a rotating mode, an inclined top block (10) is installed on the upper end of each inclined top rod (9), and limiting holes (11) are formed in the left and right sides of the inner portion of the lower mold main body (1) above the second installation plate (7).

3. The mold for preventing the product from sticking to the pitched roof and comprising the following components according to claim 1, wherein the electric push rod (5) movably penetrates through the mounting hole (3), the flat thimble (6) movably penetrates through the second mounting plate (7), and the flat thimble (6) movably penetrates through the limiting hole (11).

4. The mold for preventing the product from sticking to the pitched roof and the like according to claim 2, wherein, the two flat thimbles (6) on the left side are respectively positioned on the front side and the rear side of the mounting rod (8) on the left side, and the distances between the two flat thimbles (6) on the left side and the mounting rod (8) are equal.

5. The mold for preventing the product from sticking to the pitched roof as claimed in claim 2, wherein, the two right flat thimbles (6) are respectively located at the front and the rear sides of the right mounting rod (8), and the distances between the two right flat thimbles (6) and the mounting rod (8) are equal.

6. The mold for preventing the product from sticking to the pitched roof structure according to the claim 2, characterized in that, the pitched roof rod (9) passes through the limiting hole (11) movably, the mounting rod (8) is right opposite to the limiting hole (11).

7. A mold for preventing a product from sticking to a pitched roof structure according to claim 1, characterized in that said first mounting plate (4) and said second mounting plate (7) are both slidably connected inside the lower end of the lower mold body (1).

8. The mold for preventing the product from sticking to the inclined top structure according to claim 2, wherein the upper ends of the inclined top block (10) and the flat top pins (6) are both located between the lower mold main body (1) and the upper mold main body (2), the two flat top pins (6) on the left side and the two flat top pins (6) on the right side are symmetrically distributed, and the two inclined top rods (9) on the left side and the right side are symmetrically distributed.