CN216152927U

CN216152927U - Anti-leakage injection mold for injection molding

Info

Publication number: CN216152927U
Application number: CN202121992576.2U
Authority: CN
Inventors: 高云
Original assignee: Foshan Shunde Yifeng Plastic Mould Co ltd
Current assignee: Foshan Shunde Yifeng Plastic Mould Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-04-01
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a leakage-proof injection mold for injection molding, which comprises a bottom plate, wherein an electric telescopic rod is arranged on the upper surface of the bottom plate, a top plate is arranged at the upper end of the electric telescopic rod, an injection molding pipe is arranged inside the top plate, an upper pressing plate is arranged at the lower end of the top plate, a leakage-proof mechanism is arranged at the upper end of the bottom plate, a lower pressing plate is arranged at the upper end of the leakage-proof mechanism, a limiting plate is arranged outside the lower pressing plate, the inner end of the limiting plate is arranged on a leakage-proof pad, a supporting block is arranged on the outer surface of the leakage-proof pad, a first spring arranged on the limiting plate is arranged on the lower side of the supporting block, a limiting plate is arranged at the lower end of the supporting block, a driving block is arranged at the lower end of the limiting plate, a cross rod is arranged inside the driving block, and a drawer is arranged inside the leakage-proof mechanism. This prevent leaking injection mold for injection molding process is convenient for reach the effect of preventing leaking, is convenient for reach better buffering effect when steadily descending.

Description

Anti-leakage injection mold for injection molding

Technical Field

The utility model relates to the technical field of injection molding processing, in particular to a leakage-proof injection mold for injection molding processing.

Background

The injection mold is a tool for producing plastic products, and needs to be shaped through the mold before plastic molding production, and with the continuous progress of the technology, the injection mold has also been improved to some extent, but still has the disadvantages, such as:

notice No. CN211842956U provides a prevent injection mold of leakage, should prevent that injection mold of leakage is provided with first mould and can dock with the second mould through pulling first fixed block, so that first mould can drive the sealed pad of second and dock with the seal groove after docking with the second mould, thereby can promote first fixed block when the sealed pad of second docks with the seal groove and make the sealed pad of second extrude into in the seal groove, and then can seal first mould and second mould after the sealed pad of second extrudees into the seal groove, make things convenient for injection mold can not leak when moulding plastics.

When the existing injection mold is used, when injection molding liquid is placed in an injection molding tool, the liquid is easy to leak, so that the injection molding effect is influenced, the leakage-proof effect is not convenient to achieve, and when the injection mold is used, a better buffering effect is not provided, so that excessive extrusion between parts is caused, the parts are damaged, the leakage-proof effect cannot be kept while buffering is achieved, and the injection molding process cannot be ensured to be stable and reliable.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a leakage-proof injection mold for injection processing, which solves the problems that the leakage-proof effect is inconvenient to achieve and the better buffering effect is inconvenient to achieve while the leakage-proof effect is inconvenient to stably descend in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a leakproof injection mold for injection molding comprises

The upper surface of the bottom plate is provided with an electric telescopic rod, the upper end of the electric telescopic rod is provided with a top plate, the inside of the top plate is provided with an injection molding pipe, the lower end of the top plate is provided with an upper pressure plate,

the leakage-proof mechanism is arranged at the upper end of the bottom plate, a lower pressing plate is arranged at the upper end of the leakage-proof mechanism, a limiting plate is arranged at the outer side of the lower pressing plate, the inner end of the limiting plate is arranged on the leakage-proof pad, a supporting block is arranged on the outer surface of the leakage-proof pad, a first spring arranged on the limiting plate is arranged at the lower side of the supporting block,

the limiting plate is arranged at the lower end of the supporting block, the lower end of the limiting plate is provided with a driving block, a cross rod is arranged inside the driving block, a second spring is arranged on the outer surface of the cross rod, and a drawer is arranged inside the anti-leakage mechanism.

Preferably, the leakage-proof mechanism comprises a mounting plate, a limiting groove, a convex block and a vertical rod, the convex block is mounted at the upper end of the mounting plate, the limiting groove is formed in the outer side of the convex block, and the vertical rod is mounted on the outer side of the limiting groove.

Preferably, the longitudinal section of the limiting groove is rectangular, and the vertical rods outside the limiting groove are arranged on the surface of the mounting plate at equal intervals.

Preferably, the convex blocks are arranged in bilateral symmetry about the central axis of the lower pressure plate and are matched with the groove-shaped structures arranged at the lower end of the upper pressure plate.

Preferably, the limiting plate and the supporting block form an elastic structure through the first spring, and the upper end of the supporting block is tightly attached to the lower end of the lower pressing plate.

Preferably, the supporting block and the leakage-proof mechanism are connected in a sliding manner, and the limiting plate, the supporting block and the driving block form a rotating structure.

Preferably, the driving block is connected with the cross rod in a sliding manner through a second spring, a protruding structure is arranged on the outer surface of the cross rod, and the protruding structure is arranged in a left-right symmetrical manner relative to the central axis of the cross rod.

Compared with the prior art, the utility model has the beneficial effects that: the anti-leakage injection mold for injection molding processing is convenient for achieving the anti-leakage effect and achieving a better buffering effect while stably descending;

1. the lug is matched with the groove-shaped structure arranged at the lower end of the upper pressure plate, when the electric telescopic rod is controlled, the top plate is pressed downwards, the bulge of the lug prevents plastic liquid from overflowing from the outer end of the mounting plate, and the longitudinal section of the limiting groove is rectangular, so that the tightness between the limiting groove and the upper pressure plate is improved, and the leakage-proof effect is achieved;

2. the supporting block and the limiting plate form a sliding structure, when the lower pressing plate is pressed downwards, the first spring is made to stretch, so that a buffering effect is achieved, and the inner end of the limiting plate is provided with the leakage-proof pad, so that the tightness is higher, and the practicability is higher;

3. the limiting plate, the supporting block and the driving block form a rotating structure, when the lower pressing plate moves, the second spring stretches, so that the driving block slides, the upper end of the supporting block is attached to the lower end of the lower pressing plate, and a better buffering effect is achieved while the lower pressing plate stably descends.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the overall structure of the leakage preventing mechanism of the present invention.

In the figure: 1. a base plate; 2. an electric telescopic rod; 3. a top plate; 4. injection molding a tube; 5. an upper pressure plate; 6. a lower pressing plate; 7. a leakage prevention mechanism; 701. mounting a plate; 702. a limiting groove; 703. a bump; 704. a vertical rod; 8. A limiting plate; 9. a leakage-proof pad; 10. a first spring; 11. a support block; 12. a limiting plate; 13. a drive block; 14. a second spring; 15. a cross bar; 16. a drawer.

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, the present invention provides a technical solution: a leakproof injection mold for injection molding comprises a bottom plate 1, an electric telescopic rod 2, a top plate 3, an injection pipe 4, an upper pressure plate 5, a lower pressure plate 6, a leakproof mechanism 7, a limiting plate 8, a leakproof cushion 9, a first spring 10, a supporting block 11, a limiting plate 12, a driving block 13, a second spring 14, a cross rod 15 and a drawer 16, wherein the electric telescopic rod 2 is arranged on the upper surface of the bottom plate 1, the top plate 3 is arranged at the upper end of the electric telescopic rod 2, the injection pipe 4 is arranged inside the top plate 3, the upper pressure plate 5 is arranged at the lower end of the top plate 3, the leakproof mechanism 7 is arranged at the upper end of the bottom plate 1, the lower pressure plate 6 is arranged at the upper end of the leakproof mechanism 7, the limiting plate 8 is arranged at the outer side of the lower pressure plate 6, the inner end of the limiting plate 8 is arranged on the leakproof cushion 9, the supporting block 11 is arranged on the outer surface of the leakproof cushion 9, and the first spring 10 arranged on the limiting plate 8 is arranged at the lower side of the supporting block 11, limiting plates 12 are installed at the lower ends of supporting blocks 11, driving blocks 13 are arranged at the lower ends of the limiting plates 12, cross rods 15 are installed inside the driving blocks 13, second springs 14 are arranged on the outer surfaces of the cross rods 15, drawers 16 are installed inside the anti-leakage mechanisms 7, the anti-leakage mechanisms 7 comprise mounting plates 701, limiting grooves 702, protruding blocks 703 and vertical rods 704, the protruding blocks 703 are installed at the upper ends of the mounting plates 701, the limiting grooves 702 are arranged on the outer sides of the protruding blocks 703, and the vertical rods 704 are installed on the outer sides of the limiting grooves 702.

As shown in fig. 1, 2 and 4, the protrusion 703 is disposed symmetrically about the central axis of the lower pressing plate 6, and the protrusion 703 is matched with the groove-shaped structure formed at the lower end of the upper pressing plate 5 to prevent leakage, the longitudinal section of the limiting groove 702 is rectangular, and the vertical rods 704 outside the limiting groove 702 are disposed at equal intervals on the surface of the mounting plate 701, so that the top plate 3 descends stably, the limiting plate 8 forms an elastic structure with the supporting block 11 through the first spring 10, and the upper end of the supporting block 11 is closely attached to the lower end of the lower pressing plate 6, thereby increasing the stability of the movement of the lower pressing plate 6.

As in fig. 1 and 3, the supporting block 11 and the leakage preventing mechanism 7 are connected in a sliding manner, the limiting plate 12, the supporting block 11 and the driving block 13 both form a rotating structure, so that a better buffering effect is achieved, the driving block 13 is connected with the cross rod 15 in a sliding manner through the second spring 14, a protruding structure is arranged on the outer surface of the cross rod 15, and the protruding structure is arranged in a manner of bilateral symmetry with respect to the central axis of the cross rod 15, so that the driving block 13 is conveniently stretched.

The working principle is as follows: when the leakproof injection mold for injection processing is used, firstly, as shown in figure 1, the top plate 3 is moved up and down through the electric telescopic rod 2, the vertical rods 704 are arranged on the surface of the mounting plate 701 at equal intervals, so that the vertical rods 704 slide in the top plate 3, the offset is prevented from generating in the manufacturing process of the mold, the molding effect of the mold is influenced, when the mold is pressed downwards continuously, the plastic liquid is put into the injection pipe 4, in the manufacturing process of the mold, as shown in figure 4, the convex blocks 703 are matched with the groove-shaped structure at the lower end of the upper pressure plate 5, at the moment, the convex blocks the plastic liquid from overflowing from the outer end of the mounting plate 701, and the longitudinal section of the limiting groove 702 is rectangular, the tightness between the limiting groove and the upper pressure plate 5 is increased, the leakage is prevented, as shown in figures 2 and 3, because the upper end of the supporting block 11 is tightly attached to the lower end of the lower pressure plate 6, thereby make first spring 10 stretch out and draw back, supporting shoe 11 slides at the surface of limiting plate 8, play the effect of buffering, limit plate 12 and supporting shoe 11 and drive block 13 all constitute rotating-structure simultaneously, make second spring 14 stretch out and draw back at the surface of horizontal pole 15, make lower pressure plate 6 reach better buffering effect when steadily descending, and the inner of limiting plate 8 is provided with leak protection pad 9, thereby also can reach the effect of preventing leaking in the motion, it is more nimble to use, and the inside of mounting panel 701 is provided with drawer 16 and retrieves when inside unnecessary moulding liquid flows into drawer 16, this is the injection mold's for the injection moulding process of preventing leaking use application method.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A leakproof injection mold for injection molding is characterized by comprising

2. A leak-proof injection mold for injection molding according to claim 1, wherein: the leakage-proof mechanism comprises a mounting plate, a limiting groove, a convex block and a vertical rod, wherein the convex block is mounted at the upper end of the mounting plate, the limiting groove is formed in the outer side of the convex block, and the vertical rod is mounted in the outer side of the limiting groove.

3. A leak-proof injection mold for injection molding according to claim 2, wherein: the longitudinal section of the limiting groove is rectangular, and the vertical rods outside the limiting groove are arranged on the surface of the mounting plate at equal intervals.

4. A leak-proof injection mold for injection molding according to claim 2, wherein: the convex blocks are arranged in bilateral symmetry about the central axis of the lower pressure plate and are matched with the groove-shaped structures arranged at the lower end of the upper pressure plate.

5. A leak-proof injection mold for injection molding according to claim 1, wherein: the limiting plate and the supporting block form an elastic structure through the first spring, and the upper end of the supporting block is tightly attached to the lower end of the lower pressing plate.

6. A leak-proof injection mold for injection molding according to claim 1, wherein: the supporting block is connected with the leakage-proof mechanism in a sliding mode, and the limiting plate, the supporting block and the driving block form a rotating structure.

7. A leak-proof injection mold for injection molding according to claim 1, wherein: the driving block is connected with the cross rod in a sliding mode through the second spring, a protruding structure is arranged on the outer surface of the cross rod, and the protruding structure is arranged in a mode of being bilaterally symmetrical relative to the central axis of the cross rod.