CN217395623U - Injection mold with quick locking structure - Google Patents

Abstract

The utility model discloses an injection mold with quick locking structure, include: the injection mold with the quick locking structure is characterized in that an inner cavity is formed in the base, through grooves are formed in two sides of the top of the inner cavity, a lower mold is installed in the center of the top of the base, a rotating shaft is rotatably installed in the inner cavity, a push block is arranged on the outer wall of the rotating shaft, a movable block is arranged on one side of the push block, a spring is arranged on the outer wall of the push rod, two ends of the spring are fixedly connected with the top of the inner cavity and the top of the movable block respectively, an upper mold is arranged on the top of the lower mold, the two limit blocks and the two limit grooves can be clamped simultaneously through a reverse handle, so that the upper mold and the lower mold can be fixed quickly, when the handle is rotated forwards, the two limit blocks and the two limit grooves can be separated simultaneously, the unlocking process is completed, the push rod can move upwards, and a formed product can be ejected out, thereby conveniently getting the material.

Description

Injection mold with quick locking structure

Technical Field

The utility model belongs to the technical field of injection mold, especially, relate to an injection mold with quick locking structure.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the method comprises the steps of injecting molten plastic into a mold cavity from an injection molding machine at high pressure, and cooling and solidifying to obtain a formed product. In order to avoid the phenomenon of displacement deviation when the upper die and the lower die are used for injection molding, the injection mold is provided with a locking structure between the upper die and the lower die.

The locking structure on the existing injection mold is mostly provided with a plurality of bolts to fix an upper mold and a lower mold together, so that the upper mold and the lower mold are not convenient and quick enough when being disassembled and installed, and meanwhile, the locking structure is single in function, and the injection molding is well ejected when being disassembled.

The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the present invention provides an injection mold with a quick locking structure.

In order to achieve the above object, the utility model provides an injection mold with quick locking structure, include: a base, an inner cavity is arranged inside the base, through grooves are arranged on both sides of the top of the inner cavity, a lower die is arranged at the center of the top of the base, a rotating shaft is rotatably arranged in the inner cavity, a push block is arranged on the outer wall of the rotating shaft, a movable block is arranged on one side of the push block, a push rod is fixed on the top of the movable block, the outer wall of the push rod is provided with a spring, two ends of the spring are respectively fixedly connected with the top of the inner cavity and the top of the movable block, the top of the lower die is provided with an upper die, the outer wall of the upper die is provided with a limiting groove, the outer wall of the rotating shaft is provided with a clamping plate, the upper end of the clamping plate is fixed in the through groove, the side of the upper end of the clamping plate is fixed with a limiting block, the stopper is located the inside of spacing groove, one side at last mould top is provided with the mouth of moulding plastics, the inside that the tip of pivot runs through the base is fixed with the handle.

In one example, a handle is fixed at the center of the top of the upper mold.

In one example, a positioning rod is fixed at the bottom of the upper die and is positioned inside a positioning groove, and the positioning groove is arranged at the top of the lower die.

In one example, the both ends screw thread opposite direction of pivot, pivot and ejector pad are threaded connection, the ejector pad sets up for the central axis symmetry of base about, the ejector pad top design is the slope form, the inclined plane at ejector pad top and the inclined plane of movable block bottom design parallel to each other, the bottom of ejector pad is laminated with the bottom of inner chamber each other.

In one example, the splint are symmetrically arranged about the central axis of the base, the splint are in threaded connection with the rotating shaft, and the limiting block is in clamping connection with the limiting groove.

In one example, the positioning rods are symmetrically arranged about the central axis of the upper die, and the positioning rods are in clamping connection with the positioning grooves.

Through the utility model provides an injection mold with quick locking structure can bring following beneficial effect: through the reversal handle, can be so that two stoppers and two spacing groove block simultaneously to the convenience is to the quick fixed of upper and lower mould, when the corotation handle, can be so that two stoppers and two spacing grooves separate simultaneously, accomplishes the unblock process, can make the push rod do the rebound simultaneously, and the product after will shaping is ejecting, thereby conveniently gets the material.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the spacing block and spacing groove spacing structure of the present invention;

fig. 3 is a schematic view of the push rod mounting structure of the present invention.

1. A base; 2. an inner cavity; 3. a through groove; 4. a lower die; 5. a rotating shaft; 6. a push block; 7. a movable block; 8. a push rod; 9. a spring; 10. an upper die; 11. a splint; 12. a limiting block; 13. a limiting groove; 14. an injection molding port; 15. a handle; 16. a handle; 17. positioning a rod; 18. and (7) positioning a groove.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. In the description herein, references to the description of the terms "an aspect," "some aspects," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same aspect or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any one or more aspects or examples in a suitable manner.

As shown in fig. 1 to fig. 3, an embodiment of the present invention provides an injection mold with a quick locking structure, including: base 1, inner chamber 2 has been seted up to base 1's inside, logical groove 3 has all been seted up to the both sides at 2 tops of inner chamber, the center department at 1 top of base installs bed die 4, pivot 5 is installed in the inside rotation of inner chamber 2, the outer wall of pivot 5 is provided with ejector pad 6, one side of ejector pad 6 is provided with movable block 7, the top of movable block 7 is fixed with push rod 8, push rod 8's outer wall is provided with spring 9, spring 9's both ends respectively with the top of inner chamber 2 and the top fixed connection of movable block 7, the top of bed die 4 is provided with mould 10, spacing groove 13 has been seted up to the outer wall of mould 10, the outer wall of pivot 5 is provided with splint 11, the upper end of splint 11 is fixed in logical groove 3's inside, the avris of splint 11 upper end is fixed with spacing block 12, spacing block 12 is located spacing groove 13's inside, one side at mould 10 tops is provided with the mouth of moulding plastics 14, the inside that base 1 was run through to the tip of pivot 5 is fixed with handle 15.

Specifically, a handle 16 is fixed at the center of the top of the upper mold 10, so that the upper mold 10 can be lifted conveniently through the handle 16.

Specifically, the bottom of going up mould 10 is fixed with locating lever 17, locating lever 17 is located the inside of constant head tank 18, the top at bed die 4 is seted up to constant head tank 18, locating lever 17 sets up about the central axis symmetry of last mould 10, locating lever 17 is connected for the block with constant head tank 18, when having guaranteed locating lever 17 and constant head tank 18 block, can make bed die 4 and last mould 10 align each other, can make stopper 12 and spacing groove 13 align simultaneously, thereby make things convenient for the block between stopper 12 and the spacing groove 13.

Specifically, the both ends screw thread opposite direction of pivot 5, pivot 5 and ejector pad 6 are threaded connection, and ejector pad 6 sets up about base 1's the central axis symmetry, and the design at the 6 top of ejector pad is the slope form, and the inclined plane at the 6 top of ejector pad and the inclined plane of movable block 7 bottom are parallel to each other design, and the bottom of ejector pad 6 is laminated with the bottom of inner chamber 2 each other, has guaranteed that ejector pad 6 can promote movable block 7 and has gone up and down.

Specifically, splint 11 sets up about base 1's the central axis symmetry, and splint 11 and pivot 5 are threaded connection, and stopper 12 is connected for the block with spacing groove 13, have guaranteed that pivot 5 when rotatory, can drive two splint 11 and do the motion of being close to each other or do the motion of keeping away from each other, and then make stopper 12 and spacing groove 13 can block and separate.

The working principle is as follows: according to the illustration in fig. 1, after the injection molding is completed, when the upper mold 10 needs to be taken down, firstly, the handle 15 is rotated forward, then the handle 15 drives the rotating shaft 5 to rotate forward, since the thread directions of the two ends of the rotating shaft 5 are opposite, the rotating shaft 5 is in threaded connection with the clamping plates 11, and the clamping plates 11 are limited by the through grooves 3, so that the two clamping plates 11 move away from each other, the two limiting blocks 12 and the two limiting grooves 13 are separated simultaneously, the two push blocks 6 move away from each other simultaneously, and then the inclined surfaces at the tops of the push blocks 6 push the inclined surfaces at the bottoms of the movable blocks 7, so that the movable blocks 7 move upwards, the push rods 8 move upwards simultaneously, the springs 9 are compressed, and the push rods 8 jack up the molds inside the lower mold 4, so as to facilitate the taking out of the forming mold, so that the state in fig. 1 is changed into the state in fig. 2, when the upper mold 10 needs to be installed at the top of the lower mold 4, at this moment, the upper die 10 is lifted through the lifting handle 16, so that the positioning rod 17 on the upper die 10 is placed inside the positioning groove 18, then the handle 15 is reversed, so that the two clamping plates 11 move close to each other, the two limiting blocks 12 and the two limiting grooves 13 are clamped simultaneously, and the lower die 4 and the upper die 10 are locked quickly.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (6)

1. An injection mold with a quick-lock feature, comprising: a base, an inner cavity is arranged inside the base, through grooves are arranged on both sides of the top of the inner cavity, a lower die is arranged at the center of the top of the base, a rotating shaft is rotatably arranged in the inner cavity, a push block is arranged on the outer wall of the rotating shaft, a movable block is arranged on one side of the push block, a push rod is fixed on the top of the movable block, the outer wall of the push rod is provided with a spring, two ends of the spring are respectively and fixedly connected with the top of the inner cavity and the top of the movable block, the top of the lower die is provided with an upper die, the outer wall of the upper die is provided with a limiting groove, the outer wall of the rotating shaft is provided with a clamping plate, the upper end of the clamping plate is fixed in the through groove, the side of the upper end of the clamping plate is fixed with a limiting block, the stopper is located the inside of spacing groove, one side at last mould top is provided with the mouth of moulding plastics, the inside that the tip of pivot runs through the base is fixed with the handle.

2. An injection mold with a quick locking structure as claimed in claim 1, wherein a handle is fixed at the center of the top of the upper mold.

3. The injection mold with the quick locking structure as claimed in claim 1, wherein a positioning rod is fixed at the bottom of the upper mold, the positioning rod is located inside a positioning groove, and the positioning groove is opened at the top of the lower mold.

4. The injection mold with the quick locking structure as claimed in claim 1, wherein the two ends of the rotating shaft are opposite in thread direction, the rotating shaft is connected with the push block in a threaded manner, the push block is symmetrically arranged about the central axis of the base, the top of the push block is designed to be inclined, the inclined surface at the top of the push block and the inclined surface at the bottom of the movable block are parallel to each other, and the bottom of the push block and the bottom of the inner cavity are attached to each other.

5. The injection mold with the quick locking structure as claimed in claim 1, wherein the clamping plates are symmetrically arranged about the central axis of the base, the clamping plates are in threaded connection with the rotating shaft, and the limiting blocks are in snap connection with the limiting grooves.

6. The injection mold with the quick locking structure as claimed in claim 3, wherein the positioning rods are symmetrically arranged about the central axis of the upper mold, and the positioning rods are connected with the positioning grooves in a snap fit manner.

Images