CN216544487U

CN216544487U - Fast mold closing positioning device for injection mold

Info

Publication number: CN216544487U
Application number: CN202220044735.4U
Authority: CN
Inventors: 徐永坡
Original assignee: Qingdao Hailu Electronic Technology Co ltd
Current assignee: Qingdao Hailu Electronic Technology Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-05-17
Anticipated expiration: 2032-01-10

Abstract

The utility model discloses a die assembly quick positioning device for an injection die, and particularly relates to the technical field of dies. The utility model can realize double rapid positioning between the upper die and the lower die, avoid the deviation of the upper die and the lower die during film combination, further improve the quality of the formed workpiece, improve the processing efficiency, simultaneously reduce the damage to the positioning rod on the die during high-speed stamping, and further improve the service life of the whole die.

Description

Fast mold closing positioning device for injection mold

Technical Field

The utility model relates to the technical field of molds, in particular to a quick mold closing positioning device for an injection mold.

Background

When a workpiece is machined, different types of dies are required due to different shapes of the workpiece, the dies are used for manufacturing molded articles, the tools are composed of various parts, different dies are composed of different parts, the machining of the shapes of the articles is realized mainly through the change of the physical states of molded materials, raw materials are generally injected into the dies, the dies are closed, and the raw materials are cooled and then molded to obtain workpieces in different shapes.

When the mold is used for closing the film, in order to ensure the quality and the accuracy of the formed workpiece, the mold needs to achieve the positioning effect when the film is closed, and the deviation of the mold when the film is closed is avoided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects in the prior art, embodiments of the present invention provide a fast mold-closing positioning device for an injection mold, in which a positioning assembly is provided, a T-shaped block at the bottom of a first supporting block extends into a T-shaped groove on the surface of a second supporting block, an embedded rod extends into an embedded groove, so as to realize fast positioning between an upper mold and a lower mold, and the second supporting block and the embedded rod can be limited by the matching of a limiting pin and a limiting hole, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a die closing quick positioning device for an injection mold comprises a bottom plate, wherein a lower mold is arranged at the top of the bottom plate, a top plate is arranged right above the bottom plate, a plurality of guide rods are arranged between the top plate and the bottom plate, an electric push rod is arranged at the top of the top plate, a movable plate is arranged at the output end of the electric push rod, an upper mold is arranged at the bottom of the movable plate, and a positioning assembly is arranged at the joint of the upper mold and the lower mold;

the positioning assembly comprises two first supporting blocks, the two first supporting blocks are arranged at two ends of the upper die, the two ends of the lower die are provided with second supporting blocks, a T-shaped block is arranged at the bottom of each first supporting block, the surface of each second supporting block is provided with a T-shaped groove, embedded grooves are formed in two sides, located in the T-shaped grooves, of the surface of each second supporting block, and embedded rods are arranged on two sides, located in the T-shaped blocks, of the surface of each first supporting block.

In a preferred embodiment, a circular groove is formed in the bottom of the upper die, a positioning rod is arranged in the circular groove, a movable block is arranged outside the positioning rod, the movable block is movably connected with the positioning rod, a spring is arranged at the position, outside the positioning rod, of the top of the movable block, and a positioning hole matched with the positioning rod in structure is formed in the surface of the lower die.

In a preferred embodiment, the output end of the electric push rod is fixedly connected with a movable plate, the movable plate is slidably connected with the guide rod, and the surfaces of the upper die and the lower die are both provided with a die cavity.

In a preferred embodiment, the T-block is matched to a T-slot configuration and the embedded rod is matched to an embedded slot configuration.

In a preferred embodiment, the second supporting block and the surface of the embedding rod are both provided with a limiting hole, and a limiting pin is arranged in the limiting hole.

The utility model has the technical effects and advantages that:

1. by arranging the positioning assembly, when the upper die and the lower die are combined, the first supporting block and the second supporting block are overlapped, the T-shaped block at the bottom of the first supporting block extends into the T-shaped groove on the surface of the second supporting block, and the embedded rod extends into the embedded groove, so that the upper die and the lower die are quickly positioned, once the positioning rod is abraded, the forming quality of a workpiece cannot be influenced, meanwhile, the second supporting block and the embedded rod can be limited by the matching of the limiting pin and the limiting hole, the embedded rod is prevented from moving, and the positioning effect is improved;

2. through extending the locating lever to the inside of locating hole, can lead between last mould and the bed die, simultaneously when the locating lever extends to the inside back of locating hole, the movable block slides and extends to the inside of circular slot in the outside of locating lever, and then extrudees the outside spring of locating lever, utilize the elastic potential energy of spring, can be when high-speed punching press, the reduction causes the damage to the locating lever, and then improve the holistic life of mould, and the fly leaf slides in the guide bar outside of vertical setting, can make the mould realization stably move down, improve work piece shaping quality.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the lower mold and the upper mold of the present invention when the molds are closed.

Fig. 3 is a schematic structural view of the first support block and the second support block of the present invention when they are connected.

Fig. 4 is a perspective view of a connection structure of an upper mold and a lower mold according to the present invention.

Fig. 5 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

The reference signs are: 1. a base plate; 2. a lower die; 3. a top plate; 4. a guide bar; 5. an electric push rod; 6. a movable plate; 7. an upper die; 8. a first support block; 9. a second support block; 10. a T-shaped block; 11. a T-shaped slot; 12. a groove is embedded; 13. an embedded rod; 14. a circular groove; 15. positioning a rod; 16. a movable block; 17. a spring; 18. positioning holes; 19. a limiting hole; 20. and a limiting pin.

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.

The fast mold-closing positioning device for the injection mold comprises a bottom plate 1, wherein a lower mold 2 is arranged at the top of the bottom plate 1, a top plate 3 is arranged right above the bottom plate 1, a plurality of guide rods 4 are arranged between the top plate 3 and the bottom plate 1, an electric push rod 5 is arranged at the top of the top plate 3, a movable plate 6 is arranged at the output end of the electric push rod 5, an upper mold 7 is arranged at the bottom of the movable plate 6, and a positioning assembly is arranged at the joint of the upper mold 7 and the lower mold 2;

the locating component comprises two first supporting blocks 8, the two first supporting blocks 8 are arranged at two ends of the upper die 7, the two ends of the lower die 2 are provided with second supporting blocks 9, the bottom of each first supporting block 8 is provided with a T-shaped block 10, the surface of each second supporting block 9 is provided with a T-shaped groove 11, the two sides of the surface of each second supporting block 9, which are located in the corresponding T-shaped grooves 11, are provided with embedded grooves 12, and the two sides of each first supporting block 8, which are located in the corresponding T-shaped block 10, are provided with embedded rods 13.

As shown in fig. 1 and 4, a circular groove 14 is formed at the bottom of the upper mold 7, a positioning rod 15 is arranged inside the circular groove 14, a movable block 16 is arranged outside the positioning rod 15, the movable block 16 is movably connected with the positioning rod 15, a spring 17 is arranged at the top of the movable block 16 outside the positioning rod 15, a positioning hole 18 matched with the positioning rod 15 in structure is formed on the surface of the lower mold 2, so that when the upper mold 7 and the lower mold 2 are closed, the positioning rod 15 extends into the positioning hole 18, the closed film between the upper mold 7 and the lower mold 2 is positioned through the matching of the positioning hole 18 and the positioning rod 15, the upper mold 7 and the lower mold 2 are prevented from deviating, and after the positioning rod 15 extends into the positioning hole 18, the movable block 16 slides outside the positioning rod 15 and extends into the circular groove 14, and further extrudes the spring 17, the elastic potential energy of the spring 17 can reduce damage to the positioning rod 15 during high-speed punching.

As shown in fig. 1 and 2, the output end of the electric push rod 5 is fixedly connected with the movable plate 6, the movable plate 6 is slidably connected with the guide rod 4, and the surfaces of the upper die 7 and the lower die 2 are both provided with a die cavity, so that the movable plate 6 is driven by the electric push rod 5 to extend downwards, and the movable plate 6 slides outside the guide rod 4 in a guiding manner, thereby realizing that the upper die 7 moves downwards stably, reducing the phenomenon that the upper die 7 and the lower die 2 deviate when being closed, and performing extrusion molding on a workpiece by using the die cavity.

As shown in fig. 3, 4 and 5, the T-shaped block 10 is structurally matched with the T-shaped groove 11, and the embedded rod 13 is structurally matched with the embedded groove 12, so that the T-shaped block 10 can be extended into the T-shaped groove 11, mutual coincidence between the T-shaped block 10 and the T-shaped groove 11 is realized, and the embedded rod 13 is extended into the embedded groove 12, thereby realizing the positioning and guiding effect.

As shown in fig. 1, 2, 3 and 4, the surfaces of the second supporting block 9 and the embedded rod 13 are provided with a limiting hole 19, and a limiting pin 20 is arranged in the limiting hole 19, so that the limiting pin 20 can be inserted into the limiting hole 19, and then the second supporting block 9 and the embedded rod 13 can be limited, thereby preventing the embedded rod 13 from moving, and improving the positioning effect.

The working principle of the utility model is as follows: when the utility model is used specifically, referring to the attached drawings 1-5 of the specification, when the film is combined between the upper die 7 and the lower die 2, the movable plate 6 is driven to move downwards by the electric push rod 5, and the movable plate 6 drives the lower die 2 to move downwards, so that the film is combined between the upper die 7 and the lower die 2;

when the movable plate 6 drives the lower mold 2 to extend downwards, the movable plate 6 slides outside the guide rod 4, and the guide rod 4 arranged in the vertical direction is utilized to enable the movable plate 6 to move in a vertical direction in a guiding manner, so that the upper mold 7 can stably move;

when a film is laminated between the upper die 7 and the lower die 2, a plurality of positioning rods 15 arranged at the bottom of the upper die 7 respectively extend into positioning holes 18 arranged in the lower die 2, and then the film laminated between the upper die 7 and the lower die 2 is positioned through the matching of the positioning holes 18 and the positioning rods 15, so that the upper die 7 and the lower die 2 are prevented from deviating, at the moment, after the positioning rods 15 extend into the positioning holes 18, the movable blocks 16 slide outside the positioning rods 15 and extend into the circular grooves 14, and then the springs 17 are extruded, and by means of the elastic potential energy of the springs 17, the damage to the positioning rods 15 can be reduced during high-speed stamping;

go up mould 7 and drive first supporting shoe 8 of both ends down and extend, make coincidence between first supporting shoe 8 and the second supporting shoe 9, and make the T-shaped piece 10 of first supporting shoe 8 bottom extend to the T-slot 11 inside on second supporting shoe 9 surface, and embedded bar 13 extends to the inside of embedded groove 12, realize going up quick location between mould 7 and the bed die 2, after embedded bar 13 extends to embedded groove 12 inside, inject spacing pin 20 into spacing hole 19's inside, and then can be spacing between second supporting shoe 9 and the embedded bar 13, avoid embedded bar 13 to take place to remove, thereby improve positioning effect.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a quick positioner of compound die for injection mold, includes bottom plate (1), its characterized in that: a lower die (2) is arranged at the top of the bottom plate (1), a top plate (3) is arranged right above the bottom plate (1), a plurality of guide rods (4) are arranged between the top plate (3) and the bottom plate (1), an electric push rod (5) is arranged at the top of the top plate (3), a movable plate (6) is arranged at the output end of the electric push rod (5), an upper die (7) is arranged at the bottom of the movable plate (6), and a positioning assembly is arranged at the joint of the upper die (7) and the lower die (2);

the positioning assembly comprises two first supporting blocks (8) and two first supporting blocks (8) are arranged at two ends of an upper die (7), second supporting blocks (9) are arranged at two ends of a lower die (2), T-shaped blocks (10) are arranged at the bottoms of the first supporting blocks (8), T-shaped grooves (11) are formed in the surfaces of the second supporting blocks (9), embedded grooves (12) are formed in two sides, located in the T-shaped grooves (11), of the surfaces of the second supporting blocks (9), and embedded rods (13) are arranged in two sides, located in the T-shaped grooves (10), of the surfaces of the first supporting blocks (8).

2. The fast mold closing positioning device for the injection mold as claimed in claim 1, wherein: circular groove (14) have been seted up to last mould (7) bottom, inside locating lever (15) of being provided with of circular groove (14), locating lever (15) outside is provided with movable block (16), movable block (16) and locating lever (15) swing joint.

3. The fast mold closing positioning device for the injection mold as claimed in claim 2, wherein: a spring (17) is arranged at the top of the outer portion of the positioning rod (15) located at the movable block (16), and a positioning hole (18) matched with the positioning rod (15) in structure is formed in the surface of the lower die (2).

4. The fast mold closing positioning device for the injection mold as claimed in claim 1, wherein: the output end of the electric push rod (5) is fixedly connected with the movable plate (6), the movable plate (6) is slidably connected with the guide rod (4), and the surfaces of the upper die (7) and the lower die (2) are provided with die cavities.

5. The fast mold closing positioning device for the injection mold as claimed in claim 1, wherein: the T-shaped block (10) is matched with the T-shaped groove (11) in structure, and the embedded rod (13) is matched with the embedded groove (12) in structure.

6. The fast mold closing positioning device for the injection mold as claimed in claim 1, wherein: and the surfaces of the second supporting block (9) and the embedded rod (13) are respectively provided with a limiting hole (19), and a limiting pin (20) is arranged in the limiting hole (19).