CN214982789U

CN214982789U - Plastic mold convenient for removing leftover materials

Info

Publication number: CN214982789U
Application number: CN202120418695.0U
Authority: CN
Inventors: 林学远
Original assignee: Xiamen Baiju Molding Technology Co ltd
Current assignee: Xiamen Baiju Molding Technology Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-12-03
Anticipated expiration: 2031-02-25

Abstract

A plastic mould convenient for removing leftover materials comprises an upper mould and a lower mould, wherein the top of the upper mould is provided with a plurality of groups of vertical plates, the vertical plate penetrates through the upper die along the moving direction of the upper die and extends to the interior of an upper die cavity, a cutting knife is arranged at one end of the vertical plate, which is positioned in the upper die cavity, a clamping block is arranged at one side of the cutting knife, which is close to the inner wall of the upper die cavity, the other ends of the vertical plates are connected with a stress plate, a plurality of groups of vertical plates are connected with the same stress plate, a first elastic part is arranged between the stress plate and the upper die, injecting raw materials into the cavity through the injection molding channel, pressing the stress plate through an external device after molding, and promote the cutting knife that riser top set up to cut off the leftover bits that the injection molding produced, one side that the cutting knife is close to the die cavity wall is equipped with the fixture block, after cutting off the connection of leftover bits and body, the fixture block promotes the leftover bits and body separation.

Description

Plastic mold convenient for removing leftover materials

Technical Field

The utility model relates to an injection mold field specifically is a plastic mould convenient to remove leftover bits.

Background

The injection mold is a tool for producing plastic products, and the injection molding is a processing method used for batch production of parts with complex shapes, and specifically refers to that plastic melted by heating is injected into a mold cavity at high pressure by an injection molding machine, and a formed product is obtained after cooling and solidification.

When the injection molding is carried out, leftover materials are generated during the molding of the plastic part, manual cutting is needed, the operation is complex, the time consumption of component production and processing is increased, and the quick and stable effective production is influenced.

Based on this, utility model has designed a plastic mould convenient to remove leftover bits to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic mould convenient to remove leftover bits to solve above-mentioned technical problem.

In order to realize the purpose, the utility model provides the following technical scheme: the utility model provides a plastic mould convenient to remove leftover bits, includes mould and bed die, it is equipped with the multiunit riser to go up the mould top, the riser is followed it runs through to go up the mould moving direction go up the mould and extend to inside the die cavity, the riser is located it is equipped with the cutting knife to go up intracavity one end, the cutting knife is close to it is equipped with the fixture block to go up die cavity inner wall one side, the riser other end meets with the atress board, the multiunit riser and same the atress board meets, the atress board with it is equipped with first elastic component to go up between the mould.

Preferably, the outer walls of the upper die and the lower die are provided with a plurality of groups of first telescopic assemblies, one end of each first telescopic assembly is connected with the upper die, and the other end of each first telescopic assembly is connected with the lower die.

Preferably, the upper die side wall is provided with a loop bar, the lower die side wall is provided with a loop bar, the loop bar is connected with the loop bar in a sliding manner, a fixing frame is arranged at the joint of the loop bar and the lower die, the fixing frame is far away from one end of the lower die and is provided with a motor, the fixing frame is provided with a scraping rod, a tooth-shaped groove is formed in the length direction of the scraping rod, and the tooth-shaped groove in the hanging rod is movably connected with a gear assembly at the output end of the motor.

Preferably, limit switches are embedded in the inner side of the lantern ring and the lantern ring rod.

Preferably, a top plate is arranged at the bottom of the lower die cavity, the top plate is in sliding connection with the lower die cavity in a fitting mode, a support located below the lower die is arranged, one end of the support penetrates through the lower die and is connected with the top plate, the other end of the support is located on the outer side of the lower die, the movable distance of the support is the same as the depth of the lower die cavity, a second elastic piece is arranged between the support and the lower die, a second telescopic assembly is arranged on the support, and one end of the second telescopic assembly is connected with the support.

Compared with the prior art, utility model's beneficial effect does:

the utility model discloses plastic mould convenient to remove leftover bits mainly includes: go up mould and bed die etc, wherein last mould and bed die are inside to be equipped with last die cavity and the bed die cavity that mutually supports the use, the bed die is closed each other about when using, the closed cavity of upper and lower die cavity formation of mutually supporting, pour into the raw materials into to the cavity through the passageway of moulding plastics, give atress board pressure through peripheral hardware after the shaping, and promote the cutting knife that the riser top set up and cut off the leftover bits that the injection molding produced, one side that the cutting knife is close to the die cavity wall is equipped with the fixture block, after the cutting knife cuts off the connection of leftover bits and body, the fixture block promotes leftover bits and body separation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

FIG. 1 is a schematic view of the overall structure of the present invention;

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

FIG. 3 is a schematic view of the structure of the loop bar of the present invention;

fig. 4 is a schematic view of the structure of the scraping rod of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-upper die, 2-lower die, 3-upper die cavity, 4-lower die cavity, 5-injection channel, 6-vertical plate, 61-cutting knife, 62-fixture block, 63-stress plate, 64-first elastic element, 7-first telescopic component, 8-sleeve rod, 9-sleeve ring, 91-fixing frame, 92-motor, 93-scraping rod, 10-limit switch, 11-top plate, 12-support, 13-second elastic element and 14-second telescopic component.

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. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

With reference to fig. 1-4:

the utility model provides a plastic mould convenient to remove leftover bits, including last mould 1 and bed die 2, it is equipped with multiunit riser 6 to go up 1 tops of mould, riser 6 runs through mould 1 and extends to 3 insides of supreme die cavity along 1 moving direction of last mould, riser 6 is located 3 interior one ends of last die cavity and is equipped with cutting knife 61, cutting knife 61 is close to 3 inner wall one sides of last die cavity and is equipped with fixture block 62, the 6 other end of riser meets with atress board 63, multiunit riser 6 meets with same atress board 63, be equipped with first elastic component 64 between atress board 63 and last mould 1.

Further, go up

mould

1 and 2 outer walls of bed die and be equipped with the first flexible subassembly 7 of multiunit, first flexible subassembly 7 one end links to each other with last mould 1, and the 7 other ends of first flexible subassembly link to each other with bed die 2. The relative positions of the upper and lower molds are restricted.

Further, the lateral wall of the upper die 1 is provided with a loop bar 8, the lateral wall of the lower die 2 is provided with a loop bar 9, the loop bar 9 is connected with the loop bar 8 in a sliding manner, a fixing frame 91 is arranged at the joint of the loop bar 9 and the lower die 2, one end of the fixing frame 91, which is far away from the lower die 2, is provided with a motor 92, the fixing frame 91 is provided with a scraping rod 93, a tooth-shaped groove is arranged in the length direction of the scraping rod 93, and the tooth-shaped groove in the scraping rod 93 is movably connected with a gear assembly at the output end of the motor 92. And cleaning the leftover materials after the injection of the parts is finished.

Furthermore, limit switches 10 are embedded in the inner side of the lantern ring 9 and the lantern ring 8. The manual operation is reduced.

Further, be equipped with roof 11 at the bottom of 4 chambeies of lower mould chamber, roof 11 and lower mould chamber 4 are the sliding connection of laminating, are provided with the support 12 that is located 2 below of bed die, and support 12 one end is run through bed die 2 and is connected with roof 11, and the support 12 other end is located the 2 outsides of bed die, and support 12 movable distance is the same with 4 degree of depth in bed die, is equipped with second elastic component 13 between support 12 and the bed die 2, is equipped with the flexible subassembly 14 of second on the support 12, and the flexible subassembly 14 one end of second is connected with support 12. Is convenient for demoulding of the injection molding.

The utility model discloses embodiment of specific application: the upper die 1 is provided with a plurality of groups of vertical plates 6 penetrating through the upper die 1, the plurality of groups of vertical plates 6 are connected with the same stress plate 63, a first telescopic component 7 such as a hydraulic rod drives the upper die 1 to be tightly attached to the lower die 2 during working, raw materials are injected through an injection channel 5, pressure is applied to the stress plate 63 through peripheral equipment after molding, then a cutter 61 arranged at the top end of the vertical plate 6 is pushed to cut off leftover materials generated in the injection molding process, the force generated when the cutter 61 cuts a finished product can help the finished product to be separated from the upper die 1, the external pressure is removed after the leftover materials are separated, the first telescopic component 7 drives the upper die 1 to ascend and separate from the lower die 2, a second telescopic component 14 such as a hydraulic rod arranged below the lower die 2 extends to push a support 12, the support 12 drives a top plate 11 to slide and ascend in a lower die cavity 4, so as to eject the finished product out of the lower die cavity 4, and complete demoulding of the finished product, the finished product is removed by the peripheral robotic arm. The loop bar 8 is fixed on 1 lateral wall of last mould, slides in the lantern ring 9 of fixing on 2 lateral walls of bed die under driving by last mould 1, lantern ring 9 is equipped with mount 91 with 2 junctions of bed die, 2 one end of bed die are kept away from to mount 91 is equipped with motor 92 and scrapes pole 93, scrape the gear assembly meshing of pole 93 through dentate groove and motor 92 output, the pole 93 removal is scraped in the gear assembly drive that sets up through the motor output after motor 92 starts. The scraping rod 93 is attached to the upper surface of the lower die 2 to move, cut leftover materials can be cleaned out of the die by the scraping rod 93 after a finished product is removed, the motor 92 is controlled by the limit switch 10 arranged on the loop bar 8 and the loop 9, when the loop bar 8 moves to a certain position in the loop 9, the collision block arranged on the loop bar 8 touches the contact arranged in the loop 9, the limit switch 10 is opened, and the limit switch 10 is opened to control the motor 92 to start. The first elastic piece 64 arranged between the stress plate 63 and the upper die 1 after the use can restore the cutting knife 61 to the initial position, and the fixture block 62 arranged on the cutting knife 61 can further limit the position of the cutting knife 61; the second elastic member 13 provided between the holder 12 and the lower mold 1 can restore the holder position.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plastic mould convenient to remove leftover bits, includes mould (1) and bed die (2), its characterized in that: go up mould (1) top and be equipped with multiunit riser (6), riser (6) are followed it runs through to go up mould (1) moving direction go up mould (1) and extend to inside die cavity (3), riser (6) are located it is equipped with cutting knife (61) to go up one end in die cavity (3), cutting knife (61) are close to it is equipped with fixture block (62) to go up die cavity (3) inner wall one side, the riser (6) other end meets with atress board (63), multiunit riser (6) and same piece atress board (63) meet, atress board (63) with it is equipped with first elastic component (64) to go up between mould (1).

2. The plastic mold facilitating the removal of scraps as claimed in claim 1, wherein: the upper die (1) and the lower die (2) are provided with a plurality of groups of first telescopic assemblies (7) on the outer wall, one end of each first telescopic assembly (7) is connected with the upper die (1), and the other end of each first telescopic assembly (7) is connected with the lower die (2).

3. The plastic mold facilitating the removal of scraps as claimed in claim 1, wherein: go up mould (1) lateral wall and be equipped with loop bar (8), bed die (2) lateral wall is equipped with the lantern ring (9), the lantern ring (9) with loop bar (8) sliding connection, the lantern ring (9) with bed die (2) junction is equipped with mount (91), mount (91) are kept away from bed die (2) one end is equipped with motor (92), mount (91) are equipped with scrapes pole (93), it is equipped with the cusp groove on pole (93) length direction to scrape, scrape the cusp groove on pole (93) with the gear assembly activity of motor (92) output meets.

4. The plastic mold facilitating the removal of scraps as claimed in claim 3, wherein: and limit switches (10) are embedded into the inner side of the lantern ring (9) and the sleeve rod (8).

5. The plastic mold facilitating the removal of scraps as claimed in claim 1, wherein: be equipped with roof (11) at the bottom of lower die cavity (4) chamber, roof (11) with lower die cavity (4) is the sliding connection of laminating, is provided with and is located support (12) of lower mould (2) below, support (12) one end run through lower mould (2) with roof (11) are connected, support (12) other end is located the lower mould (2) outside, support (12) movable distance with lower die cavity (4) degree of depth is the same, support (12) with be equipped with second elastic component (13) between lower mould (2), be equipped with second telescopic component (14) on support (12), second telescopic component (14) one end with support (12) are connected.