CN220373836U - Nonlinear driving type injection mold core pulling mechanism - Google Patents

Abstract

The utility model relates to a nonlinear driving type injection mold core pulling mechanism, which comprises a movable seat and a sliding block, wherein the movable seat drives a slide insert to move on a mold towards or away from a workpiece; the end face of one end of the movable seat, which is far away from the workpiece, is provided with a first driving inclined surface, the sliding block is provided with a second driving inclined surface which is jointed with the first driving inclined surface, the first driving inclined surface is provided with a T-shaped groove from the higher end to the lower end, and the second driving inclined surface is provided with a T-shaped hanging table which is matched with the T-shaped groove; the mechanism also comprises a linear module for driving the sliding block to move along the direction perpendicular to the moving direction of the movable seat and a limiting assembly for keeping the sliding block on the first driving inclined plane; during injection molding, the driving direction of the linear driving module is changed through the cooperation of the first driving inclined plane and the second driving inclined plane, so that the linear driving module is conveniently arranged on the side wall of the die in parallel, the overall width of the die is greatly reduced, and the space layout of the die is optimized.

Description

Nonlinear driving type injection mold core pulling mechanism

Technical Field

The utility model relates to the technical field of core pulling of molds, in particular to a non-linear driving type injection mold core pulling mechanism.

Background

When injection molding a molded part with a side surface having a hole, a recess, a boss and the like, the part molded at the position on the mold is generally designed to be laterally movable, so that the structure of the laterally molded part is extracted before demolding of the molded part, otherwise, the molded part may not be demolded, and therefore, a mechanism for driving the laterally molded part to laterally move (draw and reset), namely a laterally core pulling mechanism, needs to be designed. According to different power sources, the existing lateral core-pulling mechanisms are divided into three types of manual core-pulling, motor core-pulling, hydraulic (or pneumatic) core-pulling and the like.

However, in any existing core pulling mechanism, the driving is realized by adopting a linear reciprocating mode, however, in this setting mode, because the linear driving mechanism and the mold are vertically arranged, the whole length or width of the mold is increased, a larger machine is required to be adjusted for production, the mold is too wide, and the machine lattice column can block the installation of the mold, so that a new core pulling mechanism is needed to be designed to solve the problems.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide a nonlinear driving type injection mold core pulling mechanism which can well solve the problems.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the core pulling mechanism of the non-linear driving injection mold comprises a movable seat and a sliding block, wherein the movable seat drives a row-position insert to move on the mold towards or away from a workpiece, and the sliding block is arranged at one end of the movable seat away from the workpiece; the movable seat is provided with a first driving inclined plane on the end surface of one end, which is far away from the workpiece, the sliding block is provided with a second driving inclined plane which is jointed with the first driving inclined plane, the first driving inclined plane is provided with a T-shaped groove from the higher end to the lower end, and the second driving inclined plane is provided with a T-shaped hanging table which is matched with the T-shaped groove; the mechanism also comprises a linear module for driving the sliding block to move along the direction perpendicular to the moving direction of the movable seat, and a limiting assembly for keeping the sliding block on the first driving inclined plane.

The utility model discloses a nonlinear driving type injection mold core pulling mechanism, wherein a limiting assembly comprises a limiting seat, and a movable cavity for the sliding block to slide back and forth is arranged on the limiting seat.

The utility model discloses a nonlinear driving type injection mold core pulling mechanism, wherein a limiting seat is in a shape of a Chinese character 'kou', an inner cavity of the limiting seat forms a movable cavity, a limiting block for preventing a sliding block from moving towards a direction deviating from a workpiece is further included in a limiting assembly, and the limiting block is detachably connected with the limiting seat.

The utility model discloses a non-linear driving type injection mold core pulling mechanism, wherein a linear module is a linear oil cylinder, the linear module is arranged on a limiting seat, and when the linear module is assembled in place, a movable rod of the linear module extends into a movable cavity and is connected with a sliding block.

The utility model discloses a non-linear driving type injection mold core pulling mechanism, wherein a sliding block is detachably connected with a movable rod of a linear module.

The non-linear driving type injection mold core pulling mechanism is characterized in that a sealing position is arranged on the limiting block corresponding to the movable cavity, and the sliding block is in sliding fit with the sealing position when the non-linear driving type injection mold core pulling mechanism is assembled in place.

The utility model relates to a nonlinear driving type injection mold core pulling mechanism, wherein a wear-resistant block is arranged on a movable seat.

The utility model discloses a nonlinear driving type injection mold core pulling mechanism, wherein a T-shaped hanging table and a sliding block are integrally formed.

The utility model has the beneficial effects that: during injection molding, the driving direction of the linear driving module is changed through the cooperation of the first driving inclined plane and the second driving inclined plane, so that the moving direction of the movable terminal of the linear driving module is parallel to the side wall of the mold, the linear driving module is conveniently arranged on the side wall of the mold in parallel, the overall width of the mold is greatly reduced, the space layout of the mold is optimized, and the mold is more convenient to install and assemble.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be further described with reference to the accompanying drawings and embodiments, in which the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained by those skilled in the art without inventive effort:

FIG. 1 is an exploded view of the overall structure of the core pulling mechanism of the non-linear driving type injection mold of the present utility model.

Fig. 2 is a side view of the non-linear driving type injection mold core pulling mechanism of the present utility model.

Fig. 3 is a cross-sectional view A-A of fig. 2.

Fig. 4 is a plan view of the non-linear driving type injection mold core pulling mechanism of the present utility model.

Fig. 5 is a C-C cross-sectional view of fig. 4.

Detailed Description

The terms "first," "second," "third," and "fourth" and the like in the description and in the claims and drawings are used for distinguishing between different objects and not necessarily for describing a particular sequential or chronological order. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

"plurality" means two or more. "and/or", describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship.

Moreover, the terms "upper, lower, left, right, upper end, lower end, longitudinal" and the like that represent the orientation are all referred to with reference to the attitude position of the apparatus or device described in this scheme when in normal use.

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

The non-linear driving type injection mold core pulling mechanism of the preferred embodiment of the utility model comprises a movable seat 1 for driving a row-position insert 100 to move towards or away from a workpiece 300 on a mold 200 and a sliding block 2 arranged at one end of the movable seat 1 away from the workpiece, as shown in fig. 1-5; when the movable seat is assembled in place, the movable seat is arranged in a corresponding sliding groove 400 on the die in a sliding way, a first driving inclined surface 3 is arranged on the end surface of one end of the movable seat 1, which is away from a workpiece, a second driving inclined surface 4 which is in sliding fit with the first driving inclined surface 3 is arranged on the sliding block 2, specifically, the lower end of the first driving inclined surface 3 is in fit with the higher end of the second driving inclined surface 4, a T-shaped groove 5 is arranged from the higher end to the lower end of the first driving inclined surface 3, after the movable seat is assembled in place, the T-shaped groove 5 is in a horizontal state, a T-shaped hanging table 6 which is matched with the T-shaped groove 5 is arranged on the second driving inclined surface 4, and after the movable seat is assembled, the transverse end of the T-shaped table is positioned in the T-shaped groove 5; further, the mechanism also comprises a linear module 7 for driving the sliding block 2 to move along the direction perpendicular to the moving direction of the movable seat 1, and a limiting assembly 8 for keeping the sliding block 2 on the first driving inclined plane 3; during injection molding, the driving direction of the linear driving module is changed through the cooperation of the first driving inclined surface 3 and the second driving inclined surface 4, so that the moving direction of the movable terminal of the linear driving module is changed to be parallel to the side wall of the mold, the linear driving module is conveniently arranged on the side wall of the mold in parallel, the integral width of the mold is greatly reduced compared with the mode of being vertically arranged with the mold, the space layout of the mold is optimized, and the mold is more convenient to install and assemble.

Preferably, spacing subassembly 8 includes spacing seat 81, during the concrete installation, spacing seat 81 is fixed on the lateral wall of mould, be equipped with on the spacing seat 81 and supply the reciprocating gliding movable chamber 9 of sliding block 2, further, spacing seat 81 is the mouth font structure, the inner chamber of spacing seat 81 forms movable chamber 9, the upper and lower inner wall in movable chamber 9 and the laminating of upper and lower lateral wall slip of sliding block 2, in order to guarantee the stationarity of sliding block 2 horizontal movement, spacing subassembly 8 still includes the stopper 82 that prevents sliding block 2 and remove towards deviating from the work piece direction, stopper 82 can dismantle with spacing seat 81 and be connected, in order to tear open and trade maintenance.

Preferably, the linear module 7 is a linear cylinder, the linear module 7 is arranged on the limiting seat 81, and when the linear module 7 is assembled in place, the movable terminal 71 of the linear module 7 stretches into the movable cavity 9 and is detachably connected with the sliding block 2, so that the linear module is convenient to assemble.

Preferably, the stopper 82 is provided with a sealing position (not shown) corresponding to the movable cavity 9, so that the sliding block 2 can be sealed on the mold after being mounted on the mold, dust is prevented from entering the movable cavity 9 to affect the sliding effect of the sliding block 2, and when the sliding block is assembled in place, the sliding block is in sliding fit with the sealing position, so that the upper and lower inner walls of the movable cavity 9 are matched to stably limit the horizontal sliding of the sliding block 2.

Preferably, the movable seat 1 is provided with a wear-resisting block 10 to reduce friction loss between the movable seat 1 and the mold and prevent the movable seat 1 from being burnt.

Preferably, the T-shaped hanging stand 6 and the sliding block 2 are integrally formed, so as to ensure the strength of the structure, and the structure can be integrally formed by adopting a lathe, or integrally cast or integrally welded.

It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

Claims (6)

1. The non-linear driving type injection mold core pulling mechanism is characterized by comprising a movable seat and a sliding block, wherein the movable seat drives a slide insert to move on a mold towards or away from a workpiece, and the sliding block is arranged at one end of the movable seat away from the workpiece; the movable seat is provided with a first driving inclined plane on the end surface of one end, which is far away from the workpiece, the sliding block is provided with a second driving inclined plane which is jointed with the first driving inclined plane, the first driving inclined plane is provided with a T-shaped groove from the higher end to the lower end, and the second driving inclined plane is provided with a T-shaped hanging table which is matched with the T-shaped groove; the mechanism further comprises a linear module for driving the sliding block to move along a direction perpendicular to the moving direction of the movable seat, and a limiting assembly for keeping the sliding block on the first driving inclined plane; the limiting assembly comprises a limiting seat, and a movable cavity for the sliding block to slide back and forth is arranged on the limiting seat; the limiting seat is in a shape like a Chinese character 'kou', an inner cavity of the limiting seat forms the movable cavity, the limiting assembly further comprises a limiting block for preventing the sliding block from moving towards the direction deviating from the workpiece, and the limiting block is detachably connected with the limiting seat.

2. The non-linear driving type injection mold core pulling mechanism according to claim 1, wherein the linear module is a linear oil cylinder, the linear module is arranged on the limiting seat, and when the linear module is assembled in place, a movable rod of the linear module extends into the movable cavity and is connected with the sliding block.

3. The non-linear driving type injection mold core pulling mechanism according to claim 2, wherein the sliding block is detachably connected with a movable rod of the linear mold set.

4. The non-linear driving type injection mold core pulling mechanism according to claim 1, wherein a sealing position is arranged on the limiting block corresponding to the movable cavity, and the sliding block is in sliding fit with the sealing position when the sliding block is assembled in place.

5. The non-linear driving type injection mold core pulling mechanism according to claim 1, wherein the movable seat is provided with a wear-resistant block.

6. The non-linear driving type injection mold core pulling mechanism according to claim 1, wherein the T-shaped hanging table and the sliding block are integrally formed.