CN217573825U

CN217573825U - Injection mold with trimming function

Info

Publication number: CN217573825U
Application number: CN202123097682.7U
Authority: CN
Inventors: 苏强; 庞建春
Original assignee: Yancheng Yaoqiang Molding Technology Co ltd
Current assignee: Yancheng Yaoqiang Molding Technology Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-10-14
Anticipated expiration: 2031-12-10

Abstract

The utility model provides an injection mold with deburring function, the four corners position of lower mould upper end is provided with the reference column, the reference column is with setting up the locating hole joint in last mould downside four corners position, it is located the upside position of lower mould to go up the mould, one side position of going up the mould is provided with pours the mouth, and pours the mouth and go up the cavity between mould and the lower mould and link up mutually, trimming saw and trimming saw are located directly over pouring the mouth are installed to one side position of lower mould, starting equipment is connected with trimming saw via the connecting wire, is provided with the reference column through the upside position at the lower mould, can fold together last mould and lower mould through the reference column, and the trimming saw that is located the lower mould upside then can act on the position of pouring of injection molding after last mould is opened, and then realize pouring the cutting operation of mouthful to the injection molding, and then reach the deburring operation to the injection molding.

Description

Injection mold with trimming function

Technical Field

The utility model relates to an injection mold with deburring function relates to the mould equipment field.

Background

The injection molding method has the advantages of high production speed, high efficiency, automation realization of operation, multiple designs and colors, simplified and complicated shapes, small size, accurate product size and easy replacement of products, and the existing injection mold needs to trim the position of a pouring opening after being taken out, so the problem of inconvenient trimming exists by adopting the mode, and a new structure is needed to solve the problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing an injection mold with deburring function to solve the problem that provides in the above-mentioned background art.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides an injection mold with deburring function, includes the base and is located the lower mould of base upside, the four corners position of lower mould upper end is provided with the reference column, the reference column is connected with the locating hole that sets up at last mould downside four corners position, it is located the upside position of lower mould to go up the mould, one side position of going up the mould is provided with pours the mouth, and pours the mouth and go up the cavity between mould and the lower mould and link up mutually, one side position of lower mould is installed and is pruned the saw and prune the saw and be located directly over pouring the mouth, starting equipment is installed to one side position of lower mould, starting equipment is connected with the edging saw via the connecting wire.

Further, the starting equipment comprises an assembly cylinder, the upside position of the lower die is installed on the assembly cylinder, the inside sliding connection of the assembly cylinder is provided with a sliding block, an extension rod is installed on the upside position of the sliding block and penetrates through the assembly cylinder to be set, a reset spring is sleeved on the outer side of the extension rod, the upper end of the reset spring is fixed with the assembly cylinder, the lower end of the reset spring is fixed with the surface of the sliding block, a contact switch is installed at the bottom position inside the assembly cylinder, and the contact switch is connected with the trimming saw through a connecting wire.

Furthermore, a limiting ring is installed at the edge position inside the assembling cylinder, the limiting ring is of a circular ring-shaped structure, and the outer wall of the limiting ring is attached to the cylinder wall of the assembling cylinder.

Further, flexible head is installed to the upside position of extension bar, the downside position of flexible head is provided with the fixed column, the fixed column with set up the concave hole joint in the extension bar upside, the upside position of flexible head is the hemisphere structure.

Furthermore, external threads are distributed on the outer side of the assembling cylinder, and the external threads distributed on the outer side of the assembling cylinder are screwed with screw holes formed in the upper side of the lower die.

Furthermore, the upper side of the positioning column is in a circular truncated cone-shaped structure, and the diameter of the upper end of the positioning column is smaller than that of the lower side of the positioning column.

The utility model has the advantages that: the positioning column is arranged at the upper side of the lower die, the upper die and the lower die can be folded together through the positioning column, and the trimming saw positioned at the upper side of the lower die can act on the position of a pouring opening of the injection molding piece after the upper die is opened, so that the cutting operation of the pouring opening of the injection molding piece is realized, and the trimming operation of the injection molding piece is further realized;

under the action of the upper die, the lower surface of the upper die acts on the extension rod, the extension rod drives the reset spring to stretch, the sliding block moves to the lower side, the surface of the sliding block is in contact with the contact switch to open the trimming saw, and the trimming saw can be prevented from being directly acted on the upper die to cause the damage of the upper die by adopting the design;

and the limiting ring positioned in the assembling cylinder can prevent the contact switch from being damaged due to the fact that the sliding block excessively extrudes the contact switch under the action of external force.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of an injection mold with a trimming function according to the present invention;

fig. 2 is a side view of the injection mold with trimming function according to the present invention;

FIG. 3 is a cross-sectional view of a starting apparatus in an injection mold with trimming function according to the present invention;

in the figure: 1-upper die, 2-lower die, 3-base, 4-pouring opening, 5-positioning column, 6-starting equipment, 7-trimming saw, 61-flexible head, 62-extension rod, 63-assembly cylinder, 64-reset spring, 65-sliding block, 66-limit ring and 67-contact switch.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

Referring to fig. 1-3, the present invention provides a technical solution: the injection mold with the trimming function comprises a base 3 and a lower mold 2 located on the upper side of the base 3, wherein positioning columns 5 are arranged at four corners of the upper end of the lower mold 2, the upper side of each positioning column 5 is of a circular truncated cone-shaped structure, the diameter of the upper end of each positioning column 5 is smaller than that of the lower side of the corresponding positioning column 5, the positioning columns 5 are connected with positioning holes formed in four corners of the lower side of the upper mold 1 in a clamped mode, the upper mold 1 is located on the upper side of the lower mold 2, a pouring opening 4 is formed in one side of the upper mold 1, the pouring opening 4 is communicated with a cavity between the upper mold 1 and the lower mold 2, a trimming saw 7 is installed on one side of the lower mold 2, the trimming saw 7 is located right above the pouring opening 4, starting equipment 6 is installed on one side of the lower mold 2, and the starting equipment 6 is connected with the trimming saw 7 through a connecting wire.

The starting device 6 comprises an assembly cylinder 63, the assembly cylinder 63 is installed at the upper side position of the lower die 2, a sliding block 65 is connected inside the assembly cylinder 63 in a sliding mode, an extension rod 62 is installed at the upper side position of the sliding block 65, the extension rod 62 penetrates through the assembly cylinder 63 to be arranged, external threads are distributed on the outer side of the assembly cylinder 63, the external threads distributed on the outer side of the assembly cylinder 63 are screwed with screw holes formed in the upper side of the lower die 2, the design is convenient for fixing the position of the assembly cylinder 63, a return spring 64 is sleeved on the outer side of the extension rod 62, the upper end of the return spring 64 is fixed with the assembly cylinder 63, the lower end of the return spring 64 is fixed with the surface of the sliding block 65, a contact switch 67 is installed at the bottom position inside the assembly cylinder 63, the contact switch 67 is connected with the trimming saw 7 through a connecting wire, a limiting ring 66 is installed at the edge position inside the assembly cylinder 63, the limiting ring 66 is of a circular ring-shaped structure, the outer wall of the limiting ring 66 is attached to the cylinder wall of the assembly cylinder 63, and the limiting ring 66 can prevent the contact switch 67 from being damaged due to the fact that the excessive extrusion of the sliding block 65 under the external force.

Flexible head 61 is installed to the upside position of extension bar 62, and the downside position of flexible head 61 is provided with the fixed column, fixed column and the shrinkage pool looks joint of seting up at the 62 upside of extension bar, and the upside position of flexible head 61 is half spherical structure, acts on the lower terminal surface of last mould 1 through flexible head 61, and this design can be protected last mould 1, prevents that extension bar 62 direct action from 2 circumstances that cause 2 damages of lower mould to take place in lower mould 2.

The specific implementation mode is as follows: when the trimming saw is used, the upper die 1 and the lower die 2 are firstly folded together, then raw materials can be injected into the upper die 1 and the lower die 2 through the pouring opening 4, an injection molding piece is formed after the raw materials are cooled, the upper die 1 is opened after the raw materials are cooled, the sliding block 65 pressed on the contact switch 67 moves upwards under the action of the reset spring 64 in the process, then the contact switch 67 is opened, the trimming saw 7 is opened through the contact switch 67, the surface of the sliding block 65 is in contact with the contact switch 67 to open the trimming saw 7, the trimming saw 7 can be prevented from being directly acted on the upper die 1 to damage the upper die 1 by adopting the design, the limiting ring 66 positioned in the assembling cylinder 63 can prevent the situation that the contact switch 67 is damaged due to the fact that the sliding block 65 excessively presses the contact switch 67 under the action of force, and the injection molding piece can be taken out after the cutting is completed.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an injection mold with deburring function, includes base (3) and is located lower mould (2) of base (3) upside, its characterized in that: the utility model discloses a mould, including lower mould (2), locating column (5) and the locating hole joint that sets up in last mould (1) downside four corners position, it is located the upside position of lower mould (2) to go up mould (1), one side position of going up mould (1) is provided with pours mouthful (4), and pours mouthful (4) and go up the cavity between mould (1) and lower mould (2) and link up mutually, edging saw (7) and edging saw (7) are located directly over pouring mouthful (4) are installed to one side position of lower mould (2), starting equipment (6) are connected with edging saw (7) via the connecting wire.

2. The injection mold with an edging function according to claim 1, characterized in that: the starting equipment (6) is including an assembly section of thick bamboo (63), the upside position in lower mould (2) is installed to an assembly section of thick bamboo (63), the inside sliding connection of an assembly section of thick bamboo (63) has sliding block (65), extension bar (62) are installed to the upside position of sliding block (65), extension bar (62) pass an assembly section of thick bamboo (63) and set up, the outside cover of extension bar (62) is equipped with reset spring (64), reset spring (64) the upper end is fixed mutually with an assembly section of thick bamboo (63), reset spring (64) the lower extreme is fixed mutually with the surface of sliding block (65), contact switch (67) are installed to the inside bottom position of an assembly section of thick bamboo (63), contact switch (67) are connected with edging saw (7) via the connecting wire.

3. The injection mold with an edging function according to claim 2, characterized in that: the edge position of the interior of the assembly cylinder (63) is provided with a limiting ring (66), the limiting ring (66) is of a circular ring structure, and the outer wall of the limiting ring (66) is attached to the cylinder wall of the assembly cylinder (63).

4. The injection mold with an edging function according to claim 2, characterized in that: flexible head (61) is installed to the upside position of extension bar (62), the downside position of flexible head (61) is provided with the fixed column, the fixed column with open the concave hole joint in extension bar (62) upside, the upside position of flexible head (61) is hemispherical structure.

5. The injection mold with an edging function according to claim 2, characterized in that: external threads are distributed on the outer side of the assembling cylinder (63), and the external threads distributed on the outer side of the assembling cylinder (63) are screwed with screw holes formed in the upper side of the lower die (2).

6. The injection mold with an edging function according to claim 1, characterized in that: the upper side of the positioning column (5) is of a circular truncated cone-shaped structure, and the diameter of the upper end of the positioning column (5) is smaller than that of the lower side of the positioning column (5).