CN219583381U

CN219583381U - Plastic mould with limit structure

Info

Publication number: CN219583381U
Application number: CN202320602633.4U
Authority: CN
Inventors: 徐学春
Original assignee: Jiangsu Sibaining Mould Technology Co ltd
Current assignee: Jiangsu Sibaining Mould Technology Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-08-25
Anticipated expiration: 2033-03-24

Abstract

The utility model relates to the technical field of plastic molds, in particular to a plastic mold with a limiting structure, which is used for realizing the plastic mold with the limiting structure and improving the pressing accuracy of a male mold and a female mold. The utility model provides a plastic mould with limit structure, includes base, roof, die and terrace die, the die is installed at the base up end, the terrace die sets up in the die top, still including installing the spacing base at four corners of die and installing the spacing plug-in components at four corners of terrace die, the spacing plug-in components include angle seat, inserted pillar, support piece and curb plate. According to the utility model, the limiting base and the limiting plug are arranged, so that the plastic mould pressing limiting structure with the deviation-imitating function and double internal and external limiting functions is realized in the pressing process of the male mould and the female mould, the occurrence of the condition of horizontal deviation of the sealing ring is greatly reduced, and the processing precision of the plastic pressing technology is ensured.

Description

Plastic mould with limit structure

Technical Field

The utility model relates to the technical field of plastic molds, in particular to a plastic mold with a limiting structure.

Background

The plastic mold mainly comprises a frame, a female mold, a male mold and a mold driving piece, wherein the mold driving piece controls the male mold to seal downwards and tightly press the female mold to form a mold cavity, and the plastic mold is widely used for preparing electronic and electric products or parts.

In the compression molding process of the plastic mold, as the sealing ring of the plastic mold is generally higher than the sealing groove, and the sealing effect is better than 20% through investigation and display, but the texture of the sealing ring is soft, and the perfect matching of the inner wall of the compression molding cavity formed by the male mold and the female mold is very important, but in the downward movement process of the compression molding cylinder, the male mold and the compression mold can be horizontally deviated due to extrusion force, even if the sealing performance is good, if the deviation occurs, the manufactured loose core is still unqualified; therefore, a plastic mold with a limiting structure is provided, the plastic mold with the limiting structure is realized, and the pressing accuracy of the male mold and the female mold is improved.

Disclosure of Invention

The utility model aims to provide a plastic mold with a limiting structure, which is used for improving the pressing accuracy of a male mold and a female mold.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a plastic mould with limit structure, includes base, roof, die and terrace die, the die is installed at the base up end, the terrace die sets up in the die top, still including installing the spacing base in four corners of die and installing the spacing plug-in components in four corners of terrace die, the spacing plug-in components includes angle seat, spliced pole, support piece and curb plate, the spacing base includes drum seat and uide bushing, offer the hole that is used for the spliced pole grafting on the drum seat, the top at the hole is installed to the coaxial heart of uide bushing, and the open top of uide bushing is outside open state, support the piece and install in the bottom of angle seat, support the thickness of piece and highly the same of uide bushing, the spliced pole is installed in the angle seat bottom, the curb plate is installed in the angle seat bottom, the inner wall of curb plate and the vertical terminal surface laminating of the outer wall of drum seat.

Preferably, the outer wall of the cylinder seat is provided with two round corner side surfaces, and the inner wall of the side plate is attached to the round corner outer wall.

Preferably, the bottom end of the side plate is connected with a spreading plate, and the inner wall of the spreading plate is in an outward opening state.

Preferably, the inner diameter of the top end of the guide sleeve is larger than the outer diameter of the inserted column.

Preferably, when the plug post is in a plug-in state with the cylinder seat, the abutting block abuts against the upper end face of the cylinder seat.

Preferably, the cylinder seat is in fit connection with two side walls of the female die, and the corner seat is in fit connection with two side walls of the male die.

The utility model has at least the following beneficial effects:

1. through setting up spacing base and spacing plug-in components for terrace die and die realize having imitative partial function at the in-process of pressfitting, the plastic mould moulding-die limit structure of inside and outside double spacing has greatly reduced because the sealing washer takes place the condition of horizontal deviation and takes place, has guaranteed the machining precision of plastic moulding-die technology.

2. Through the cooperation with curb plate and seat, optimize to the fillet laminating, compare in right angle cooperation, the right angle is spacing for two directions, and the fillet can realize the spacing of a plurality of directions, and spacing direction improves, and the effect of rectifying is more accurate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a molding state of a plastic mold;

FIG. 2 is a schematic diagram of a plastic mold;

fig. 3 is a schematic view of the spacer insert and spacer base split.

In the figure: 1. a base; 2. a top plate; 3. a female die; 4. a male die; 5. a limit base; 501. a cylinder seat; 502. a guide sleeve; 6. a limit plug-in; 601. a corner seat; 602. a side plate; 603. abutting blocks; 604. inserting a column; 605. and (5) expanding the plate.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-3, a plastic mold with a limiting structure comprises a base 1, a top plate 2, a female mold 3, a male mold 4, a limiting base 5, a limiting plug-in 6, a corner seat 601, a plug-in column 604, a supporting block 603 and a side plate 602, wherein the female mold 3 is arranged on the upper end face of the base 1, the male mold 4 is arranged above the female mold 3, the limiting plug-in 6 is arranged at four corners of the female mold 3 and comprises the corner seat 601, the plug-in column 604, the supporting block 603 and the side plate 602, the limiting base 5 comprises a cylinder seat 501 and a guide sleeve 502, a hole for the plug-in column 604 to be inserted is formed in the cylinder seat 501, the guide sleeve 502 is coaxially arranged at the top end of the hole, the top end opening of the guide sleeve 502 is in an outwards-opened state, the supporting block 603 is arranged at the bottom end of the corner seat 601, the thickness of the supporting block 603 is identical with the height of the guide sleeve 502, the plug-in column 604 is arranged at the bottom end of the corner seat 601, the side plate 602 is arranged at the bottom end of the corner seat 601, and the inner wall of the side plate 602 is attached to the vertical end face of the cylinder seat 501;

the scheme comprises the following working processes: through setting up spacing base 5 in the corner of die 3, set up spacing plug-in components 6 in the corner of terrace die 4, when terrace die 4 pressfitting die 3 downwards in-process, insert post 604 at first and insert in guide sleeve 502, and correct and insert in barrel holder 501 under the drive of guide sleeve 502, the vertical laminating of curb plate 602 and barrel holder 501 outer wall slides simultaneously, when the lower terminal surface of angle holder 601 does not support with guide sleeve 502 top, support the piece 603 and support with the up end of barrel holder 501, terrace die 4 and die 3 are in sealed tight state at this moment, an inside and outside double spacing plastic mould moulding-die limit structure of imitative offset function has been realized, greatly reduced because the condition that the sealing washer takes place horizontal offset takes place the emergence, the machining precision of plastic moulding-die technology has been guaranteed.

Further, the outer wall of the cylinder seat 501 is provided with two rounded sides, the inner wall of the side plate 602 is attached to the rounded outer wall, and specifically, the rounded sides are better in attaching degree compared with the corner sides, contact friction is small, right angles are limited relative to two directions, and the rounded corners can realize limiting in multiple directions.

Further, the bottom end of the side plate 602 is connected with a spreading plate 605, and the inner wall of the spreading plate 605 is in an outward opening state, and specifically, the spreading plate 605 is used for guiding the side plate 602 to be matched with the cylinder seat 501, so that the side plate 602 is prevented from deviating.

Further, the top end inner diameter of the guide sleeve 502 is larger than the outer diameter of the plug 604, and specifically, the guide sleeve 502 has the effect of preventing the plug 604 from being deviated.

Further, when the plug 604 is in the plugging state with the cartridge 501, the abutment 603 abuts against the upper end surface of the cartridge 501, and specifically, the abutment 603 is used for protecting the guide sleeve 502.

Further, the cylinder seat 501 is connected with two side walls of the female die 3 in a fitting manner, the corner seat 601 is connected with two side walls of the male die 4 in a fitting manner, specifically, the two side walls are connected in a large contact area, so that stable vertical states of the cylinder seat 501 and the corner seat 601 can be ensured, and great help is provided for improving limiting precision.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a plastic mould with limit structure, includes base (1), roof (2), die (3) and terrace die (4), die (3) are installed at base (1) up end, terrace die (4) set up in die (3) top, its characterized in that still including installing spacing base (5) at four corners of die (3) and installing spacing plug-in components (6) at four corners of terrace die (4), spacing plug-in components (6) include angle seat (601), inserted post (604), support piece (603) and curb plate (602), spacing base (5) include barrel seat (501) and uide bushing (502), set up the hole that is used for inserted post (604) on barrel seat (501), the top in hole is installed to uide bushing (502) coaxial center, and the top opening of uide bushing (502) is outside open state, support the bottom of piece (603) and install the high same at angle of four corners of terrace die (4), the bottom of inserted post (604) is installed at angle seat (601) and the bottom of guide bushing (602), the bottom of perpendicular barrel seat (602) is installed to the bottom of barrel seat (602), and the curb plate (602) is laminated.

2. The plastic mold with the limiting structure according to claim 1, wherein the outer wall of the cylinder seat (501) is provided with two round corner side surfaces, and the inner wall of the side plate (602) is attached to the round corner outer wall.

3. The plastic mold with the limiting structure according to claim 1, wherein the bottom end of the side plate (602) is connected with a spreading plate (605), and the inner wall of the spreading plate (605) is in an outward opening state.

4. The plastic mold with the limiting structure according to claim 1, wherein the top end inner diameter of the guiding sleeve (502) is larger than the outer diameter of the inserting column (604).

5. The plastic mold with the limiting structure according to claim 1, wherein the abutment (603) abuts against the upper end surface of the cylinder seat (501) when the insert post (604) is in an inserted state with the cylinder seat (501).

6. The plastic mold with the limiting structure according to claim 1, wherein the cylinder seat (501) is in fit connection with two side walls of the female mold (3), and the corner seat (601) is in fit connection with two side walls of the male mold (4).