CN213766934U

CN213766934U - PP (polypropylene) mold convenient for material injection

Info

Publication number: CN213766934U
Application number: CN202022229613.6U
Authority: CN
Inventors: 夏大友; 袁均荣
Original assignee: Shenzhen Die & Mould Co ltd
Current assignee: Shenzhen Die & Mould Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-07-23
Anticipated expiration: 2030-10-09

Abstract

The utility model discloses a conveniently annotate PP mould of material, comprises a workbench, the last fixed surface of workstation installs the meter heavy board, the upper surface of meter heavy board position fixed mounting placed in the middle has the lower wall mould, the top movable mounting of meter heavy board has the crane, the lower surface of crane is located the top position fixed mounting of lower wall mould and has the hanging wall mould, the upper surface of crane position fixed mounting placed in the middle has the heating jacket layer. A PP mould of conveniently annotating material, can ensure that hanging wall mould and lower wall mould are sealed each other, can keep warm to PP plastics, ensure the even injection of PP plastics through even defeated material structure, reduce the production of bubble, guarantee the even packing of lower wall mould through the conveying pipeline, reduced the production of bubble, calculate the quality of the PP plastics of pouring into through the meter weight board that sets up to adjust and control the material process of annotating, prevent to annotate spilling over of expecting the production.

Description

PP (polypropylene) mold convenient for material injection

Technical Field

The utility model discloses the mould technical field of moulding plastics, in particular to PP mould of material is conveniently annotated.

Background

The PP plastic generally refers to polypropylene plastic, is a polymeric organic matter formed by propylene addition polymerization, has a melting point of 165 ℃, is softened at about 155 ℃, can resist corrosion of acid, alkali, salt solution and various organic solvents at the temperature below 80 ℃, can be decomposed at high temperature and under the action of oxidation, and is widely applied to the production fields of fiber products such as clothes, blankets and the like, medical instruments, automobiles, bicycles, parts, conveying pipelines, chemical containers and the like; the existing PP plastic injection mold has certain defects when in use, cannot guarantee uniform injection molding during injection molding, is easy to generate bubbles, is difficult to observe injection molding conditions, is easy to overflow, and cannot realize tight closing and quick separation between molds.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a conveniently annotate PP mould of material can effectively solve the problem in the background art.

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

the utility model provides a PP mould of material is conveniently annotated, comprises a workbench, the last fixed surface of workstation installs the meter heavy board, the upper surface of meter heavy board position fixed mounting placed in the middle has the lower wall mould, the top movable mounting of meter heavy board has the crane, the lower surface of crane is located the top position fixed mounting of lower wall mould has the hanging wall mould, the upper surface of crane position fixed mounting placed in the middle has the heating jacket layer, the upper surface on heating jacket layer position fixed mounting placed in the middle has the hopper, the upper surface of crane is located the both sides relative position fixed mounting on heating jacket layer and has step motor.

Preferably, a display screen is fixedly mounted on the side surface of the workbench, and a control panel is fixedly mounted on the side surface of the workbench, which is positioned on one side of the display screen.

Preferably, fixed mounting has the second sprue on two relative side surfaces of lower wall mould position placed in the middle, fixedly connected with conveying pipeline on the side surface of second sprue, the quantity of conveying pipeline is two, the material of conveying pipeline is high temperature resistant metal collapsible tube.

Preferably, the inside of crane is located the top position fixed mounting of hanging wall mould and is had even defeated material structure, even defeated material structure comprises a plurality of defeated material holes of evenly arranging.

Preferably, the both sides face relative with the second sprue on the heating jacket layer is placed in the middle position fixed mounting and is had first sprue, first sprue passes through the conveying pipeline and communicates each other with the second sprue, the discharge gate has been seted up to the inside position placed in the middle on heating jacket layer, the discharge gate communicates each other with first sprue, the hopper communicates each other through discharge gate and even defeated material structure.

Preferably, stepper motor's lower surface position movable mounting placed in the middle has the pivot, the one of passing the crane in the pivot is served fixed mounting and is had the lift silk post, the upper surface of gauge plate is located stepper motor's below position fixed mounting has elevating gear, the pivot is through lift silk post movable mounting in elevating gear's inside, the lift silk post passes through screw thread movable mounting in elevating gear's inside.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, it is rotatory with the lift silk pole to drive the pivot through the step motor that sets up, make the lift silk pole take place longitudinal displacement in elevating gear inside, make the crane reciprocate, and then ensure that hanging wall mould and lower wall mould are sealed each other, the PP plastics that will melt pours into from the hopper, heat preservation is carried out to PP plastics through the heating jacket layer that sets up, even the pouring into of PP plastics is ensured through the even defeated material structure that sets up, reduce the production of bubble, another part's PP plastics gets into the conveying pipeline through first sprue, and then get into the lower wall mould through the second sprue, the even packing of lower wall mould has been ensured, the production of bubble has been reduced, calculate the quality of the PP plastics of pouring into through the gauge weight board that sets up, thereby regulate and control the material injection process, prevent overflowing of notes material production.

Drawings

Fig. 1 is a schematic front structural view of a PP mold facilitating material injection of the present invention;

FIG. 2 is a schematic view of the overall structure of a PP mold of the present invention for facilitating material injection;

FIG. 3 is a cross-sectional view of a heating jacket layer and a lifting frame of the PP mold facilitating material injection;

fig. 4 is the utility model relates to a conveniently annotate elevating gear sectional view of PP mould of material.

In the figure: 1. a work table; 101. a display screen; 102. a control panel; 2. a weighing plate; 3. a lower disc mold; 301. a second injection port; 302. a delivery pipe; 4. an upper plate die; 5. a lifting frame; 501. a uniform material conveying structure; 6. heating the jacket layer; 601. a first injection port; 602. a discharge port; 7. a hopper; 8. a stepping motor; 801. a rotating shaft; 802. lifting the silk column; 803. a lifting device.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a PP mold facilitating material injection comprises a workbench 1, wherein a weighing plate 2 is fixedly mounted on the upper surface of the workbench 1 and used for measuring the quality of an injection molding material in the mold, a lower disc mold 3 is fixedly mounted at the middle position of the upper surface of the weighing plate 2, a lifting frame 5 is movably mounted above the weighing plate 2, an upper disc mold 4 is fixedly mounted at the position, above the lower disc mold 3, of the lower surface of the lifting frame 5, a heating jacket layer 6 is fixedly mounted at the middle position of the upper surface of the lifting frame 5, a feeding hopper 7 is fixedly mounted at the middle position of the upper surface of the heating jacket layer 6, and stepping motors 8 are fixedly mounted at the opposite positions, at two sides, of the upper surface of the lifting frame 5, of the heating jacket layer;

a display screen 101 is fixedly arranged on the side surface of the workbench 1, and a control panel 102 is fixedly arranged on the side surface of the workbench 1 at one side of the display screen 101; a second injection port 301 is fixedly installed at the central position of two opposite side surfaces of the lower disc mold 3, two conveying pipes 302 are fixedly connected to the side surfaces of the second injection port 301, and the conveying pipes 302 are made of high-temperature-resistant metal hoses; a uniform material conveying structure 501 is fixedly arranged in the lifting frame 5 above the upper disc mold 4, and the uniform material conveying structure 501 is composed of a plurality of uniformly distributed material conveying holes, so that bubbles can be reduced in the injection molding process; a first injection port 601 is fixedly arranged at the central position of two side surfaces opposite to the second injection port 301 on the heating jacket layer 6, the first injection port 601 is communicated with the second injection port 301 through a material conveying pipe 302, a material outlet 602 is arranged at the central position inside the heating jacket layer 6, the material outlet 602 is communicated with the first injection port 601, so that PP plastics can be simultaneously injected from the lower part and the upper part, the material injection efficiency is improved, the probability of bubbles appearing below a finished product is also reduced, and the hopper 7 is communicated with the uniform material conveying structure 501 through the material outlet 602; a rotating shaft 801 is movably mounted at the center of the lower surface of the stepping motor 8, a lifting screw column 802 is fixedly mounted at one end of the rotating shaft 801, which penetrates through the lifting frame 5, a lifting device 803 is fixedly mounted at the position, below the stepping motor 8, of the upper surface of the weighing plate 2, the rotating shaft 801 is movably mounted in the lifting device 803 through the lifting screw column 802, and the lifting screw column 802 is movably mounted in the lifting device 803 through threads.

It should be noted that, the utility model relates to a PP mould convenient for material injection, when in use, the stepping motor 8 is regulated and controlled by the control panel 102, the stepping motor 8 drives the rotating shaft 801 and the lifting screw column 802 to rotate, so that the lifting screw column 802 generates longitudinal displacement inside the lifting device 803, the lifting frame 5 moves up and down, further the upper plate mould 4 and the lower plate mould 3 are ensured to be sealed with each other, the melted PP plastics are injected from the feeding hopper 7, the PP plastics are insulated by the arranged heating jacket layer 6, the PP plastics pass through the discharge port 602, the PP plastics are ensured to be uniformly injected by the arranged uniform material conveying structure 501, the generation of bubbles is reduced, the other part of PP plastics enter the material conveying pipe 302 through the first material injection port 601, and then enter the lower plate mould 3 through the second material injection port 301, the uniform filling of the lower plate mould 3 is ensured, the generation of bubbles is reduced, the quality of the injected PP plastic is calculated through the arranged weighing plate 2, so that the injection process is regulated and controlled, and the overflow generated by injection is prevented.

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 understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a PP mould of material is annotated to convenience which characterized in that: including workstation (1), the last fixed surface of workstation (1) installs meter heavy plate (2), the upper surface of meter heavy plate (2) position fixed mounting placed in the middle has lower wall mould (3), the top movable mounting of meter heavy plate (2) has crane (5), the top position fixed mounting that the lower surface of crane (5) is located lower wall mould (3) has hanging wall mould (4), the upper surface of crane (5) position fixed mounting placed in the middle has heating jacket layer (6), the upper surface of heating jacket layer (6) position fixed mounting placed in the middle has hopper (7), the upper surface of crane (5) is located the both sides relative position fixed mounting of heating jacket layer (6) has step motor (8).

2. The PP die convenient for material injection as claimed in claim 1, wherein: the side surface of the workbench (1) is fixedly provided with a display screen (101), and the side surface of the workbench (1) is fixedly provided with a control panel (102) at one side of the display screen (101).

3. The PP die convenient for material injection as claimed in claim 2, wherein: fixed mounting has second sprue (301) on two relative side surfaces of lower wall mould (3) position placed in the middle, fixedly connected with conveying pipeline (302) on the side surface of second sprue (301), the quantity of conveying pipeline (302) is two, the material of conveying pipeline (302) is high temperature resistant metal collapsible tube.

4. The PP die convenient for material injection as claimed in claim 3, wherein: the inside of crane (5) is located the top position fixed mounting of hanging wall mould (4) and is had even defeated material structure (501), even defeated material structure (501) comprise the defeated material hole of a plurality of even arrangements.

5. The PP die convenient for material injection as claimed in claim 4, wherein: heating jacket layer (6) go up with second sprue (301) relative both sides face position fixed mounting placed in the middle have first sprue (601), first sprue (601) communicate each other through conveying pipeline (302) and second sprue (301), discharge gate (602) have been seted up to the inside position placed in the middle of heating jacket layer (6), discharge gate (602) communicate each other with first sprue (601), hopper (7) communicate each other through discharge gate (602) and even defeated material structure (501).

6. The PP die convenient for material injection as claimed in claim 5, wherein: the lower surface of step motor (8) position movable mounting placed in the middle has pivot (801), pass in pivot (801) one of crane (5) and serve fixed mounting have lift silk pole (802), the upper surface of weighing board (2) is located the below position fixed mounting of step motor (8) has elevating gear (803), pivot (801) are through the inside of lift silk pole (802) movable mounting at elevating gear (803), lift silk pole (802) are through the inside of screw thread movable mounting at elevating gear (803).