CN215396587U

CN215396587U - Universal double-cavity die head

Info

Publication number: CN215396587U
Application number: CN202121824584.6U
Authority: CN
Inventors: 詹黎焰; 李仪民; 孙静亚
Original assignee: Luoyang Aijia Die Manufacturing Co ltd
Current assignee: Luoyang Aijia Die Manufacturing Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-01-04
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses a universal double-cavity mold head, which relates to the technical field of molds and comprises a base consisting of two molds side by side, wherein four corners of the top surface of the base are vertically and fixedly connected with an installation upright post, a cover plate is movably sleeved on the installation upright post, a main runner is vertically arranged above the center of the cover plate, two sides of the bottom end of the main runner are fixedly connected with branch runners vertical to the main runner through spherical connectors, the bottom ends of the branch runners extend into the cover plate to be communicated with the base, the spherical connectors are movably sleeved with spherical valves, and channels with the same paths as the branch runners and the main runner are arranged in the spherical valves. This general formula double cavity mould head sets up the globe valve structure through the junction at branch runner and sprue, at the in-process of using device, can adjust the flow direction in the runner, can't normally use or do not need the recovery of both sides simultaneous workings in device one side, can close the flow of one side, uses convenience more.

Description

Universal double-cavity die head

Technical Field

The utility model relates to the technical field of dies, in particular to a universal double-cavity die head.

Background

An injection mold is a tool for producing plastic products; the plastic product is also a tool for endowing a plastic product with a complete structure and an accurate size, injection molding is a processing method used in batch production of parts with complex shapes, and particularly relates to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification.

Therefore, there is a need for a universal dual cavity mold head that solves the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a universal double-cavity die head, which aims to solve the problems that in the using process of the universal double-cavity die head in the background technology, a runner on one side is blocked or a die is damaged, the whole device needs to be stopped to work, the working efficiency is influenced, the runner cannot be independently adjusted, and the flow direction of the runner cannot be changed when one side of the die cannot be used, so that the device cannot be normally used.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a universal double-cavity die head comprises a base consisting of two dies side by side, wherein the four corners of the top surface of the base are vertically and fixedly connected with an installation upright post, a cover plate is movably sleeved on the installation upright post, a main runner is vertically arranged above the center of the cover plate, two sides of the bottom end of the main runner are fixedly connected with branch runners vertical to the main runner through a spherical connecting piece, the bottom ends of the branch runners extend into the cover plate to be communicated with the base, a spherical valve is movably sleeved on the spherical connecting piece, channels identical to the branch runners and the path of the main runner are arranged in the spherical valve, a mounting frame is fixedly connected to one side of the outer circular surface of the spherical connecting piece, a worm wheel fixedly connected with the spherical valve through a rotating shaft is rotatably connected to an inner cavity at one end of the mounting frame vertical to the branch runners, a worm meshed with the worm wheel is rotatably connected to one end of the mounting frame parallel to the branch runners, the worm is located the outside one end fixedly connected with handle of mounting bracket.

Preferably, the inner sides tightly attached to the two molds forming the base are both provided with limiting grooves, limiting plates are inserted in the limiting grooves, fixing bolts are symmetrically arranged at the centers of the limiting plates, and the fixing bolts penetrate through the limiting plates and are in threaded connection with the base.

Preferably, the diameters of the branch flow channel and the main flow channel are equal, and the inner diameter of the spherical connecting piece is larger than the inner diameters of the branch flow channel and the main flow channel.

Preferably, the cross section of the limiting plate is trapezoidal, and the shape of the limiting groove is matched with that of the limiting plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a universal double-cavity die head, which has the following beneficial effects:

1. this general formula double cavity mould head sets up the globe valve structure through the junction at branch runner and sprue, at the in-process of using device, can adjust the flow direction in the runner, can't normally use or do not need the recovery of both sides simultaneous workings in device one side, can close the flow of one side, uses convenience more.

2. This general formula double cavity mould head sets up through the cooperation at spacing groove and limiting plate, at the in-process of using the device, if the device of one side appears damaging or need change different moulds, can carry out the split with the base, neither needs whole the change when damaging, can arrange the mould of different cavitys again.

Drawings

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

FIG. 2 is a schematic side sectional view of the mount structure of the present invention;

FIG. 3 is a schematic rear view of a cross-sectional view of a flow channel structure according to the present invention;

fig. 4 is a perspective view of the base structure of the present invention.

In the figure: 1. a base; 2. a limiting plate; 3. a mounting frame; 4. a cover plate; 5. mounting the upright post; 6. a main flow channel; 7. branch flow channels; 8. a worm gear; 9. a worm; 10. a handle; 11. a ball valve; 12. a channel; 13. fixing the bolt; 14. a limiting groove; 15. a spherical connecting piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, comprising a base 1 composed of two molds side by side, a mounting column 5 is vertically and fixedly connected to four corners of the top surface of the base 1, a cover plate 4 is movably sleeved on the mounting column 5, a main runner 6 is vertically arranged above the center of the cover plate 4, branch runners 7 vertical to the main runner 6 are fixedly connected to two sides of the bottom end of the main runner 6 through a ball connector 15, the bottom ends of the branch runners 7 extend into the cover plate 4 to communicate with the base 1, a ball valve 11 is movably sleeved on the ball connector 15, by arranging a ball valve 11 structure at the connection of the branch runners 7 and the main runner 6, the flow direction in the runners can be adjusted during the using process of the device, the device can not be normally used or not need to be recovered by working at the two sides simultaneously, the flow of one side can be closed, the use is more convenient, a channel 12 having the same path as the branch runners 7 and the main runner 6 is arranged in the ball valve 11, the outer disc one side fixedly connected with mounting bracket 3 of spherical connecting piece 15, mounting bracket 3 and the one end inner chamber of a runner 7 vertically rotate and be connected with through pivot and ball valve 11 fixed connection's worm wheel 8, the one end internal rotation that mounting bracket 3 and a runner 7 are parallel is connected with the worm 9 with worm wheel 8 intermeshing, the one end fixedly connected with handle 10 that worm 9 is located the mounting bracket 3 outside.

Spacing groove 14 has all been seted up in the inboard that two moulds of constituteing base 1 hug closely, it has limiting plate 2 to peg graft in the spacing groove 14, set up through the cooperation at spacing groove 14 and limiting plate 2, in the in-process of using device, if the device of one side appears damaging or need change different moulds, can carry out the split with base 1, neither need wholly change when damaging, the mould of different cavitys of can arranging again, fixing bolt 13 has been seted up to the central point department symmetry of limiting plate 2, fixing bolt 13 runs through limiting plate 2 threaded connection on base 1.

The diameters of the branch flow channel 7 and the main flow channel 6 are equal, and the inner diameter of the spherical connecting piece 15 is larger than the inner diameters of the branch flow channel 7 and the main flow channel 6, so that the branch flow channel 7 and the main flow channel 6 can be completely sealed.

The cross section of the limiting plate 2 is trapezoidal, the shape of the limiting groove 14 is matched with that of the limiting groove, and the trapezoidal shape can prevent the left and right displacement of two dies forming the base 1.

The working principle is as follows: when the flow direction of the flow channel needs to be adjusted in the using process of the device, the handle 10 at the top of the cover plate 4 is rotated, the handle 10 drives the worm 9 to rotate, under the action of the worm 9, the worm wheel 8 drives the ball valve 11 connected in the ball connecting piece 15 to rotate, when the channel 12 of the ball valve is identical to the branch flow channel 7 and the main flow channel 6, the branch flow channels 7 on both sides can be used, when the ball valve rotates, when the main runner 6 of the runner penetrating the ball valve is coaxial, the other end of the channel 12 is coaxial with the branch runners 7, so that the branch runners 7 on one side can be used, the branch runners 7 on the other side are blocked, the flow direction of the branch runners 7 can be changed, when the die forming the base 1 is maintained or replaced, the fixing bolt 13 is taken down from the limiting plate 2, the moulds on both sides can be separated for replacement or maintenance, and the mould can be used continuously without damage.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the utility model and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a general formula double cavity mould head, includes base (1) of constituteing side by two moulds, its characterized in that: the top surface four corners of the base (1) is vertically and fixedly connected with an installation upright post (5), the installation upright post (5) is movably sleeved with a cover plate (4), a main runner (6) is vertically arranged above the center of the cover plate (4), two sides of the bottom end of the main runner (6) are fixedly connected with branch runners (7) which are perpendicular to the main runner (6) through spherical connecting pieces (15), the bottom ends of the branch runners (7) extend into the cover plate (4) to be communicated with the base (1), the spherical connecting pieces (15) are movably sleeved with spherical valves (11), channels (12) which are the same as the paths of the branch runners (7) and the main runner (6) are arranged in the spherical valves (11), one side of the outer circular surface of the spherical connecting pieces (15) is fixedly connected with an installation frame (3), one end inner cavities of the installation frame (3) which are perpendicular to the branch runners (7) are rotatably connected with worm wheels (8) which are fixedly connected with the spherical valves (11) through rotating shafts, the worm gear type mounting rack is characterized in that a worm (9) meshed with a worm gear (8) is rotatably connected to one end, parallel to the branch flow channel (7), of the mounting rack (3), and the worm (9) is located at one end, located outside the mounting rack (3), of the handle (10).

2. A universal dual cavity mold head as recited in claim 1, wherein: limiting grooves (14) are formed in the inner sides, tightly attached to two molds, of the base (1), limiting plates (2) are inserted in the limiting grooves (14), fixing bolts (13) are symmetrically arranged at the centers of the limiting plates (2), and the fixing bolts (13) penetrate through the limiting plates (2) and are connected to the base (1) in a threaded mode.

3. A universal dual cavity mold head as recited in claim 1, wherein: the diameters of the branch flow channel (7) and the main flow channel (6) are equal, and the inner diameter of the spherical connecting piece (15) is larger than the inner diameters of the branch flow channel (7) and the main flow channel (6).

4. A universal dual cavity mold head as recited in claim 2, wherein: the cross section of the limiting plate (2) is trapezoidal, and the shape of the limiting groove (14) is matched with that of the limiting plate.