CN215396588U - Split type double-cavity mold core - Google Patents

Abstract

The utility model discloses a split type double-cavity mold core, which relates to the technical field of molds and comprises bases arranged side by side and a cavity seat arranged in the inner cavity of the base, wherein the bottom of the inner cavity of the base is rotatably connected with a rotating shaft, a lifting plate in sliding fit with the inner cavity of the base is horizontally arranged above the rotating shaft, one end of the rotating shaft, which is positioned in the base, is symmetrically provided with threaded parts with opposite spiral directions, one end of the rotating shaft, which is positioned outside the base, is fixedly connected with a handle, a movable block is in threaded connection with the threaded part of the rotating shaft, two sides of the movable block are symmetrically and rotatably connected with ejector rods, and one end, opposite to the movable block, of each ejector rod is rotatably connected with a convex block at the center of the bottom surface of the lifting plate. This cut-apart formula double cavity mould mold core sets up through the cooperation of ejector pin and lifter plate, at the in-process of using device, when changing the die cavity seat in the base, can use the lifter plate to rise the die cavity seat from the device in, more convenience when making the die cavity seat of more changing.

Description

Split type double-cavity mold core

Technical Field

The utility model relates to the technical field of molds, in particular to a split type double-cavity mold core.

Background

An injection mold is a tool for producing plastic products; the injection molding is a processing method used for batch production of parts with complex shapes, and particularly relates to a method for injecting heated and molten plastic into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification. To cutting apart formula double-cavity mould, as the name suggests, adopted two die cavitys, for single, two efficiency are higher, and production speed is faster, and current cutting apart formula double-cavity mould mold core is when damaging changing, because the mould is in the base, inconvenient takes out it or puts into, and the bolt is fixed the mould around the device after the change, because the bolt is located outer, can occupy great space.

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

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a split type double-cavity mold core, which solves the problems that when the split type double-cavity mold core provided in the background technology is damaged and replaced, the mold is inconvenient to take out or put in a base because the mold is positioned in the base, the mold is fixed by bolts at the periphery of the device after replacement, and a larger space is occupied because the bolts are positioned outside.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a cut-apart formula double cavity mould mold core, includes the base that sets up side by side and sets up the die cavity seat at the base intracavity, the inner chamber bottom of base is rotated and is connected with the pivot, pivot top level is provided with inner chamber of the base sliding fit's lifter plate, the one end symmetry that the pivot is located the base is provided with screw thread portion that spiral opposite direction, the pivot is located the outer one end fixedly connected with handle of base, threaded connection has the movable block in the portion of threading of pivot, the bilateral symmetry of movable block rotates and is connected with the ejector pin, the ejector pin rotates with the relative one end of movable block and connects on the lug of lifter plate bottom surface center department.

Preferably, base cavity's curb plate center department rotates and is connected with the transmission shaft, one side fixedly connected with splint that the excircle face of transmission shaft is close to base cavity, the adjustment tank has been seted up to one side inside that base cavity curb plate is located splint, the adjustment tank internal rotation is connected with the threaded rod, the threaded rod is located the outside one end fixedly connected with knob of adjustment tank, threaded rod is located one of adjustment tank and serves threaded connection have with adjustment tank sliding fit's rack, the one end fixedly connected with that the transmission shaft is located the adjustment tank and rack intermeshing's gear.

Preferably, the length of the top rod is greater than that of the threaded part on the rotating shaft.

Preferably, the inner side of the clamping plate is flush with the side wall of the inner cavity of the base when the clamping plate is in a vertical state.

(III) advantageous effects

Compared with the prior art, the utility model provides a split type double-cavity mold core, which has the following beneficial effects:

1. this cut-apart formula double cavity mould mold core sets up through the cooperation of ejector pin and lifter plate, at the in-process of using device, when changing the die cavity seat in the base, can use the lifter plate to rise the die cavity seat from the device in, more convenience when making the die cavity seat of more changing.

2. This cut-apart formula double cavity mould mold core through set up the splint structure on the base lateral wall, at the in-process of using device, can use splint to fix or adjusting position the die cavity seat, when not using, can accomodate splint in the base, makes the more compact of device, reduce cost.

Drawings

FIG. 1 is an axial schematic view of the structure of the present invention;

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

FIG. 3 is a schematic rear sectional view of the structure of the present invention at A.

In the figure: 1. a base; 2. a handle; 3. a knob; 4. a cavity mount; 5. a rotating shaft; 6. a threaded portion; 7. a movable block; 8. a lifting plate; 9. a top rod; 10. a splint; 11. a drive shaft; 12. a rack; 13. a gear; 14. an adjustment groove; 15. a threaded rod.

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. 1-3, a split type dual-cavity mold core comprises a base 1 and a cavity seat 4 arranged in the inner cavity of the base 1, wherein the bottom of the inner cavity of the base 1 is rotatably connected with a rotating shaft 5, a lifting plate 8 in sliding fit with the inner cavity of the base 1 is horizontally arranged above the rotating shaft 5, one end of the rotating shaft 5, which is positioned in the base 1, is symmetrically provided with threaded parts 6 with opposite spiral directions, one end of the rotating shaft 5, which is positioned outside the base 1, is fixedly connected with a handle 2, the threaded part 6 of the rotating shaft 5 is in threaded connection with a movable block 7, two sides of the movable block 7 are symmetrically and rotatably connected with ejector rods 9, the cavity seat 4 can be lifted from the device by using the lifting plate 8 when the cavity seat 4 in the base 1 is replaced in the process of using the device, so that the cavity seat 4 is more convenient to replace, one end of the mandril 9 opposite to the movable block 7 is rotatably connected on a convex block at the center of the bottom surface of the lifting plate 8.

A transmission shaft 11 is rotatably connected at the center of a side plate of the inner cavity of the base 1, a clamping plate 10 is fixedly connected at one side of the excircle surface of the transmission shaft 11, which is close to the inner cavity of the base 1, and the clamping plate 10 structure is arranged on the side wall of the base 1, during use of the device, the clamping plate 10 can be used to fix or adjust the position of the cavity block 4, when not using, can accomodate splint 10 in base 1, make the device compacter, reduce cost, base 1 inner chamber curb plate is located one side inside of splint 10 and has seted up adjustment tank 14, the internal rotation of adjustment tank 14 is connected with threaded rod 15, threaded rod 15 is located the outside one end fixedly connected with knob 3 of adjustment tank 14, threaded rod 15 is located one of adjustment tank 14 and serves threaded portion 6 and be connected with and adjust tank 14 sliding fit's rack 12, transmission shaft 11 is located one end fixedly connected with and rack 12 intermeshing's gear 13 of adjustment tank 14.

The length of the ejector rod 9 is larger than that of the threaded part 6 on the rotating shaft 5, so that the bottom bump is prevented from pressurizing the rotating shaft 5 when the lifting plate 8 falls down, and the rotating shaft 5 is prevented from deforming.

Inboard and base 1 inner chamber lateral wall parallel and level when splint 10 vertical state, when cavity seat 4 and lifter plate 8 go up and down, more smooth, avoid the card dead.

The working principle is as follows: in the process of using the device, if the cavity seat 4 in the base 1 needs to be replaced, the handle 2 at the bottom of the base 1 is rotated to retract and drive the rotating shaft 5 to rotate, the movable block 7 moves on the rotating shaft 5 under the left and right sides of the threaded part 6, because the rotating directions of the threaded parts 6 at the two ends are opposite, the movable block 7 drives the bottom end of the ejector rod 9 to move towards the center of the rotating shaft 5, the top end of the ejector rod 9 rises upwards to push the lifting plate 8 to move upwards, the processing cavity seat 4 is pushed out from the inside of the base 1, the device is convenient to think of taking out of the device, after the cavity seat 4 is replaced, the knob 3 at the top of the base 1 is rotated, the knob 3 drives the threaded rod 15 to rotate, the threaded rod 15 drives the rack 12 to move downwards in the adjusting groove 14 to drive the gear 13 to rotate, the gear 13 drives the rotating shaft 5 to rotate, the clamp plate 10 rotates out from the side wall of the base 1 to abut against the side wall of the cavity seat 4, the cavity holder 4 may be fixed or the position of the cavity holder 4 within the base 1 may be adjusted.

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 (4)

1. The utility model provides a cut-apart formula double cavity mould mold core, includes base (1) and the die cavity seat (4) of setting in base (1) inner chamber that set up side by side, its characterized in that: the inner chamber bottom of base (1) is rotated and is connected with pivot (5), pivot (5) top level is provided with lifter plate (8) with base (1) inner chamber sliding fit, the one end symmetry that pivot (5) are located base (1) is provided with screw thread portion (6) that spiral opposite direction, pivot (5) are located outer one end fixedly connected with handle (2) of base (1), threaded connection has movable block (7) on screw thread portion (6) of pivot (5), the bilateral symmetry of movable block (7) is rotated and is connected with ejector pin (9), ejector pin (9) rotate with the relative one end of movable block (7) and are connected on the lug of lifter plate (8) bottom surface center department.

2. The split dual cavity mold core as recited in claim 1, wherein: base (1) inner chamber's curb plate center department rotates and is connected with transmission shaft (11), the outer disc of transmission shaft (11) is close to one side fixedly connected with splint (10) of base (1) inner chamber, base (1) inner chamber curb plate is located one side of splint (10) inside and has seted up adjustment tank (14), adjustment tank (14) internal rotation is connected with threaded rod (15), threaded rod (15) are located one end fixedly connected with knob (3) of adjustment tank (14) outside, threaded rod (15) are located one of adjustment tank (14) and serve threaded portion (6) be connected with adjustment tank (14) sliding fit's rack (12), one end fixedly connected with that transmission shaft (11) are located adjustment tank (14) and rack (12) intermeshing's gear (13).

3. The split dual cavity mold core as recited in claim 1, wherein: the length of the ejector rod (9) is greater than that of the threaded part (6) on the rotating shaft (5).

4. The split dual cavity mold core as recited in claim 2, wherein: when the splint (10) is in a vertical state, the inner side of the splint is flush with the side wall of the inner cavity of the base (1).

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