CN216032201U - Precise plastic mold - Google Patents

Abstract

The utility model discloses a precise plastic mold which comprises a fixed mold base plate and a fixed mold plate, wherein the fixed mold plate is arranged on the bottom surface of the fixed mold base plate, a sprue bush is arranged on the top surface of the fixed mold base plate, an injection port is arranged in the sprue bush, a through hole penetrates through the top surface of the fixed mold plate, an internal thread is arranged on the inner wall of the through hole, an external thread is arranged at the tail end of the injection port, the injection port is positioned in the through hole of the fixed mold base plate, the injection port is in threaded connection with the fixed mold base plate, a fixed mold core is arranged on the bottom surface of the movable mold plate, and a movable mold mechanism is arranged under the fixed mold core.

Description

Precise plastic mold

Technical Field

The utility model relates to the field of plastic molds, in particular to a precise plastic mold.

Background

The plastic mold is a short name of a combined mold for compression molding, extrusion molding, injection, blow molding and low-foaming molding; the coordination change of the male die, the female die and the auxiliary forming system of the die can process a series of plastic parts with different shapes and sizes; the plastic mold is the master of industry, and the release of new products relates to plastics; the die mainly comprises a female die with a variable cavity, which consists of a female die combined substrate, a female die component and a female die combined clamping plate, and a male die with a variable core, which consists of a male die combined substrate, a male die component, a male die combined clamping plate, a cavity cut-off component and a side cut-off combined plate; the mouth of moulding plastics of mould is direct to be seted up on the cover half bedplate usually, can't dismantle, need dismantle the cover half bedplate when clearing up and clear up, and the cover half bedplate is bigger, has certain weight, dismantles and clears up and waste time and energy relatively.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the precise plastic mold, which solves the problem that the injection port is inconvenient to disassemble by arranging the threaded connection, facilitates the cleaning of the injection port, saves the time spent in disassembling and cleaning the mold, keeps the smoothness of the injection port and improves the working efficiency.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an accurate plastic mould, includes cover half bedplate and fixed die plate, the bottom surface of cover half bedplate is equipped with the fixed die plate, the top surface of cover half bedplate is equipped with the runner cover, be equipped with the mouth of moulding plastics in the runner cover, the fixed die plate top surface runs through there is the through-hole, the through-hole inner wall is equipped with the internal thread, the end of the mouth of moulding plastics is equipped with the external screw thread, the mouth of moulding plastics is located the through-hole of cover half bedplate, the mouth of moulding plastics and cover half bedplate threaded connection, the bottom surface of fixed die plate is equipped with cover half benevolence.

As a preferred technical scheme of the present invention, a movable mold plate is arranged under the fixed mold plate, a movable mold core is arranged on the top surface of the movable mold plate, the movable mold core is located under the fixed mold core, support blocks are arranged on two sides of the bottom surface of the movable mold plate, a push plate is arranged under the movable mold plate, a push rod is arranged on the top surface of the push plate, the push rod penetrates through the whole movable mold mechanism, a stroke for the push rod to move up and down is arranged at the penetrating position, and a movable mold base plate is arranged on the bottom surface of each support block.

As a preferable technical scheme of the utility model, the top surface of the fixed die base plate is provided with a threaded hole, and a screw is arranged in the threaded hole.

As a preferred technical scheme of the utility model, heat dissipation holes are formed in two sides of the fixed die block.

As a preferred technical scheme of the utility model, a guide sleeve is arranged in the fixed die plate, and a guide pillar is arranged in the guide sleeve.

As a preferable technical solution of the present invention, a sealing ring is disposed on a bottom surface of the fixed die plate.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. the problem that the injection molding opening is inconvenient to disassemble is solved by arranging the threaded connection, the injection molding opening is convenient to clean, the time spent in disassembling and cleaning the die is saved, the smoothness of the injection molding opening is kept, and the working efficiency is improved;

2. the mechanism is convenient to open the die, finished products in the die are taken out, time and strength spent on opening the die by bare hands are reduced, workload of workers is relieved, and working efficiency of the workers is improved.

Drawings

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

FIG. 2 is an enlarged cross-sectional view of the structure of FIG. 1 at A in accordance with the present invention;

FIG. 3 is a top view of the overall structure of the present invention;

wherein: 1. a movable mould seat plate; 2. a support block; 3. moving the template; 4. fixing a template; 5. a fixed die base plate; 6. a sprue bush; 7. fixing a mold core; 8. a movable mould core; 9. a top rod; 10. pushing the plate; 11. An injection molding port; 12. a through hole; 13. an external thread; 14. an internal thread; 15. a screw; 16. a threaded bore.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in figures 1-3, the utility model provides a precise plastic mold, which comprises a fixed mold base plate 5 and a fixed mold plate 4, wherein the fixed mold plate 4 is arranged on the bottom surface of the fixed mold base plate 5, a sprue bush 6 is arranged on the top surface of the fixed mold base plate 5, an injection port 11 is arranged in the sprue bush 6, a through hole 12 penetrates through the top surface of the fixed mold plate 4, an internal thread 14 is arranged on the inner wall of the through hole 12, an external thread 13 is arranged at the tail end of the injection port 11, the injection port 11 is positioned in the through hole 12 of the fixed mold base plate 5, the injection port 11 is in threaded connection with the fixed mold base plate 5, and a fixed mold core 7 is arranged on the bottom surface of the fixed mold plate 4

Through setting up threaded connection, solved the problem of the mouth 11 of moulding plastics inconvenient dismantlement, made things convenient for the clearance to the mouth 11 of moulding plastics, saved the time of spending when dismantling the cleanness to the mould, kept the unobstructed nature of the mouth 11 of moulding plastics, improved work efficiency.

In other embodiments, as shown in fig. 1, in the embodiment, a movable mold plate 3 is arranged right below a fixed mold plate 4, a movable mold core 8 is arranged on the top surface of the movable mold plate 3, the movable mold core 8 is arranged right below a fixed mold core 7, support blocks 2 are arranged on two sides of the bottom surface of the movable mold plate 3, a push plate 10 is arranged right below the movable mold plate 3, an ejector rod 9 is arranged on the top surface of the push plate 10, the ejector rod 9 penetrates through the whole movable mold mechanism, a stroke for the ejector rod 9 to move up and down is arranged at the penetrating position, and a movable mold base plate 1 is arranged on the bottom surface of the support block 2;

the die is conveniently opened by arranging the movable die mechanism, finished products in the die are taken out, time and labor spent on opening the die by bare hands are reduced, the workload of workers is reduced, and the working efficiency of the workers is improved.

In other embodiments, as shown in fig. 3, the present embodiment discloses that the top surface of the fixed mold seat plate 5 is provided with a threaded hole 16, and a screw 15 is arranged in the threaded hole 16; make more closely that fixed mold seat board 5 and fixed die plate 4 are connected through setting up threaded connection, improved the fastness of mould connection.

In other embodiments, the embodiment discloses that heat dissipation holes are formed in two sides of the fixed die plate 4; through setting up the louvre for the speed that the product cooled and solidified in the mould, the required time of product cooled and solidified in having reduced the mould has improved production efficiency.

In other embodiments, the embodiment discloses that a guide sleeve is arranged in the fixed die plate 4, and a guide pillar is arranged in the guide sleeve; the die is prevented from moving out in the die opening stroke to the limit position by arranging the guide pillar and the guide sleeve, so that the time spent in positioning during die closing is shortened, and the working efficiency is improved.

In other embodiments, the embodiment discloses that the bottom surface of the fixed die plate 4 is provided with a sealing ring; make the more basic inseparable of being connected of fixed die plate 4 and movable mould mechanism through setting up the sealing washer, guarantee with the raw materials can not spill from the gap, influence off-the-shelf appearance quality, avoid producing the unnecessary loss.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a precision plastic mould, includes cover half bedplate (5) and fixed die plate (4), the bottom surface of cover half bedplate (5) is equipped with fixed die plate (4), its characterized in that: the top surface of cover half bedplate (5) is equipped with runner cover (6), be equipped with injection molding mouth (11) in runner cover (6), fixed die plate (4) top surface runs through there is through-hole (12), through-hole (12) inner wall is equipped with internal thread (14), the end of injection molding mouth (11) is equipped with external screw thread (13), injection molding mouth (11) are located through-hole (12) of fixed die bedplate (5), injection molding mouth (11) and fixed die bedplate (5) threaded connection, the bottom surface of fixed die plate (4) is equipped with fixed die benevolence (7).

2. The precision plastic mold of claim 1, wherein: be equipped with movable mould board (3) under fixed die plate (4), the top surface of movable mould board (3) is equipped with movable mould benevolence (8), movable mould benevolence (8) are located fixed mould benevolence (7) under, the bottom surface both sides of movable mould board (3) are equipped with supporting shoe (2), be equipped with push pedal (10) under movable mould board (3), the top surface of push pedal (10) is equipped with ejector pin (9), ejector pin (9) run through whole movable mould mechanism, and run through the department and have the stroke that supplies ejector pin (9) to reciprocate, the bottom surface of supporting shoe (2) is equipped with movable mould bedplate (1).

3. The precision plastic mold of claim 1, wherein: the top surface of the fixed die seat plate (5) is provided with a threaded hole (16), and a screw (15) is arranged in the threaded hole (16).

4. The precision plastic mold of claim 1, wherein: and heat dissipation holes are formed in the two sides of the fixed template (4).

5. The precision plastic mold of claim 1, wherein: a guide sleeve is arranged in the fixed die plate (4), and a guide pillar is arranged in the guide sleeve.

6. The precision plastic mold of claim 1, wherein: and a sealing ring is arranged on the bottom surface of the fixed template (4).

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