CN218803717U

CN218803717U - Plastic mould convenient to dismantle and change

Info

Publication number: CN218803717U
Application number: CN202223407237.0U
Authority: CN
Inventors: 王新平; 吕国锋
Original assignee: Shenzhen Hefa Hardware Plastic Mold Co ltd
Current assignee: Shenzhen Hefa Hardware Plastic Mold Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-04-07
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses a plastic mould convenient to dismantle and change belongs to plastic mould technical field, it includes bed die and last mould, the surface of bed die is equipped with locating lever and framed respectively admittedly, the assembly groove has been seted up to the inside of bed die, the gag lever post is equipped with admittedly in the inside of assembly groove, the outside of gag lever post overlaps respectively and is equipped with ejector rack and extension spring, the surface of ejector rack is equipped with equipment pole and auxiliary rod respectively admittedly, spacing hole has been seted up to the surface of ejector rack, the liftout plate is equipped with admittedly on the top of equipment pole, the lower surface of liftout plate is equipped with the card frame admittedly, the draw-in groove has been seted up to framed surface, the utility model discloses an establish the bed die, go up the mould, ejector rack, the locating lever, framed, the assembly groove, the gag lever, the extension spring, equipment pole, spacing hole, the liftout plate, the card frame, the auxiliary rod, the draw-in groove, the locating hole, die cavity and injection molding hole, not only can be quick dismantle different moulds of changing to can reach automatic drawing of patterns.

Description

Plastic mould convenient to dismantle and change

Technical Field

The utility model belongs to the technical field of the plastic mould, specifically speaking relates to plastic mould convenient to dismantle and change.

Background

Plastic products are at the in-process of processing, need use plastic mould to carry out injection moulding processing mostly, and present plastic mould majority all is through multiunit bolt snap-on injection moulding equipment, this leads to when needs process different plastic products, the staff need with the multiunit bolt whole the unscrewing, then just can take off the mould and change, this process not only complex operation to need spend the longer time, the staff of being not convenient for changes, consequently, need carry out certain improvement to it.

In view of this, the present invention is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model adopts the following basic concept: the utility model provides a plastic mould convenient to dismantle change, includes bed die and last mould, locating lever and framed are adorned admittedly respectively to the surface of bed die, the assembly groove has been seted up to the inside of bed die, the gag lever post is adorned admittedly to the inside of assembly groove, the outside of gag lever post is overlapped respectively and is equipped with ejecting frame and extension spring, the surface of ejecting frame is adorned admittedly respectively and is equipped with equipment pole and auxiliary rod, spacing hole has been seted up to the surface of ejecting frame, the liftout plate is adorned admittedly on the top of equipment pole, the lower surface of liftout plate is adorned admittedly and is equipped with the card frame, the draw-in groove has been seted up to the surface of framed, locating hole, die cavity and the hole of moulding plastics have been seted up respectively to the surface of last mould.

As a further aspect of the present invention: the reinforcing component is arranged on the outer surfaces of the lower die and the upper die and comprises mounting plates, plug boards, plug frames, reinforcing holes and reinforcing rods, the mounting plates are fixedly mounted on two sides of the outer surface of the upper die respectively, the plug boards are fixedly mounted on the lower surface of the mounting plates, the plug frames are fixedly mounted on two sides of the outer surface of the lower die respectively, the reinforcing holes are formed in the outer surfaces of the plug boards and the plug frames respectively, and the reinforcing rods are arranged inside the reinforcing holes.

As a further aspect of the present invention: the outer surface of the positioning rod is in sliding connection with the inner wall of the positioning hole, and the outer surface of the die frame is in sliding connection with the inner wall of the die cavity.

As a further aspect of the present invention: the outer surface of the limiting rod is in sliding connection with the inner wall of the limiting hole, and two ends of the tension spring are fixedly mounted on the inner wall of the assembling groove and the outer surface of the ejection frame respectively.

As a further aspect of the present invention: the outer surface of the ejection frame is in sliding connection with the inner wall of the assembling groove, and the outer surface of the clamping frame is in sliding connection with the inner wall of the clamping groove.

As a further aspect of the present invention: the outer surface of the upper die is provided with an auxiliary assembly, the auxiliary assembly comprises an auxiliary groove, an auxiliary plate, an auxiliary nozzle and an auxiliary frame, the auxiliary groove is formed in the upper surface of the upper die, the auxiliary nozzle is communicated with the outer surface of the auxiliary plate, the auxiliary frame is fixedly arranged on the lower surface of the auxiliary plate, and the outer surface of the auxiliary frame is in sliding connection with the inner wall of the auxiliary groove.

Has the advantages that: when injection molding operation is needed, firstly aligning the positioning rod with the positioning hole, assembling an upper mold above the lower mold, then plugging the mounting plate into the inside of the inserting frame, then inserting the reinforcing rod into the inside of the reinforcing hole for reinforcement, at the moment, the upper mold downwards extrudes the ejection frame through the auxiliary rod, the ejection frame drives the tension spring to stretch on one hand, and drives the ejection plate to move downwards through the assembling rod on the other hand, then the clamping frame finishes inserting into the inside of the clamping groove, then the auxiliary frame is plugged into the inside of the auxiliary groove, at the moment, the auxiliary nozzle is positioned above the injection molding hole, then raw materials can be injected into the inside of the mold cavity for molding, then the auxiliary plate and the upper mold are sequentially detached, the molded finished product is ejected through the ejection plate under the action of the resilience force of the tension spring, so that the effect of automatic demolding is achieved, the effects of quick disassembling and replacing of different molds can be achieved, and the effects of automatic demolding can be achieved, and the stability of the injection molding assembly can be improved through the stability of the reinforcing assembly.

The following describes embodiments of the present invention in further detail with reference to the attached drawings.

Drawings

In the drawings:

fig. 1 is a schematic diagram of the explosion structure of the present invention;

FIG. 2 is a schematic view of the assembly structure of the present invention;

FIG. 3 is a partial cross-sectional view of the middle and lower molds of the present invention;

fig. 4 is a partial sectional view of the ejector rack of the present invention;

fig. 5 is a structural bottom view of the upper and lower molds of the present invention;

fig. 6 is a structural plan view of the upper die of the present invention;

fig. 7 is a schematic structural view of the reinforcing rod of the present invention;

fig. 8 is a schematic structural view of the middle auxiliary frame of the present invention.

In the figure: 1. a lower die; 2. an upper die; 3. an ejection frame; 4. positioning a rod; 5. a mold frame; 6. assembling the groove; 7. a limiting rod; 8. a tension spring; 9. assembling a rod; 10. a limiting hole; 11. ejecting the plate; 12. clamping a frame; 13. an auxiliary lever; 14. a card slot; 15. positioning holes; 16. a mold cavity; 17. injection molding holes; 18. mounting a plate; 19. a plugboard; 20. a plug-in frame; 21. reinforcing holes; 22. a reinforcing rod; 23. an auxiliary groove; 24. an auxiliary plate; 25. an auxiliary nozzle; 26. and (5) an auxiliary frame.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention.

As shown in fig. 1 to 6, a plastic mold convenient to disassemble and replace includes a lower mold 1 and an upper mold 2, a positioning rod 4 and a mold frame 5 are respectively and fixedly mounted on the outer surface of the lower mold 1, the outer surface of the positioning rod 4 is slidably connected with the inner wall of a positioning hole 15, the outer surface of the mold frame 5 is slidably connected with the inner wall of a mold cavity 16, an assembly groove 6 is formed in the lower mold 1, the outer surface of an ejection frame 3 is slidably connected with the inner wall of the assembly groove 6, the outer surface of a clamping frame 12 is slidably connected with the inner wall of a clamping groove 14, a limiting rod 7 is fixedly mounted in the assembly groove 6, an ejection frame 3 and a tension spring 8 are respectively sleeved on the outer surface of the limiting rod 7, the outer surface of the ejection frame 3 is provided with a limiting hole 10, the top end of the assembly rod 9 is fixedly connected with an ejection plate 11, the lower surface of the ejection plate 11 is fixedly mounted on the lower surface of the clamping frame 12, the outer surface of the ejection frame 5 is provided with an assembly rod 9 and an auxiliary rod 13, the outer surface of the ejection frame 3 is provided with a positioning hole 15, and a mold cavity 16.

By arranging the lower die 1, the upper die 2, the ejection frame 3, the positioning rod 4, the die frame 5, the assembly groove 6, the limiting rod 7, the tension spring 8, the assembly rod 9, the limiting hole 10, the ejection plate 11, the clamping frame 12, the auxiliary rod 13, the clamping groove 14, the positioning hole 15, the die cavity 16 and the injection molding hole 17, different dies can be rapidly disassembled and replaced, and the effect of automatic demolding can be achieved

Specifically, as shown in fig. 1, fig. 2, fig. 3, fig. 5, fig. 6, and fig. 7, the outer surfaces of the lower mold 1 and the upper mold 2 are provided with a reinforcing component, the reinforcing component includes a mounting plate 18, a plug plate 19, a plug frame 20, a reinforcing hole 21, and a reinforcing rod 22, the mounting plate 18 is respectively and fixedly mounted on two sides of the outer surface of the upper mold 2, the plug plate 19 is fixedly mounted on the lower surface of the mounting plate 18, the plug frame 20 is respectively and fixedly mounted on two sides of the outer surface of the lower mold 1, the reinforcing hole 21 is respectively formed in the outer surfaces of the plug plate 19 and the plug frame 20, and the reinforcing rod 22 is arranged inside the reinforcing hole 21.

Through setting up the reinforcement assembly, can promote injection mold's behind the combination stability, promote off-the-shelf success rate.

Specifically, as shown in fig. 1, 2, 6 and 8, an auxiliary assembly is arranged on the outer surface of the upper mold 2, the auxiliary assembly includes an auxiliary groove 23, an auxiliary plate 24, an auxiliary nozzle 25 and an auxiliary frame 26, the auxiliary groove 23 is formed on the upper surface of the upper mold 2, the auxiliary nozzle 25 is communicated with the outer surface of the auxiliary plate 24, the auxiliary frame 26 is fixedly mounted on the lower surface of the auxiliary plate 24, and the outer surface of the auxiliary frame 26 is slidably connected with the inner wall of the auxiliary groove 23.

Through setting up auxiliary assembly, can reduce the unrestrained probability of in-process raw materials of moulding plastics.

The working principle is as follows: when injection molding operation is required, firstly, the positioning rod 4 is aligned to the positioning hole 15, the upper mold 2 is assembled above the lower mold 1, then the mounting plate 18 is plugged into the insertion frame 20, then the reinforcing rod 22 is plugged into the reinforcing hole 21 for reinforcement, at the moment, the upper mold 2 extrudes the ejection frame 3 downwards through the auxiliary rod 13, the ejection frame 3 drives the tension spring 8 to stretch on one hand, on the other hand, the ejection plate 11 is driven to move downwards through the assembling rod 9, then the clamping frame 12 is inserted into the clamping groove 14, then the auxiliary frame 26 is plugged into the auxiliary groove 23, the auxiliary nozzle 25 is positioned above the injection molding hole 17, then raw materials can be injected into the mold cavity 16 for molding, then the auxiliary plate 24 and the upper mold 2 are detached in sequence, and the molded finished product is ejected through the ejection plate 11 under the resilience force of the tension spring 8, so that the effect of automatic demolding is achieved.

Claims

1. The utility model provides a plastic mould convenient to dismantle change, includes bed die (1) and last mould (2), its characterized in that, locating lever (4) and framed (5) are adorned admittedly respectively to the surface of bed die (1), assembly groove (6) have been seted up to the inside of bed die (1), gag lever post (7) are adorned admittedly to the inside of assembly groove (6), the outside of gag lever post (7) is overlapped respectively and is equipped with ejector bracket (3) and extension spring (8), the surface of ejector bracket (3) is adorned admittedly respectively and is equipped with equipment pole (9) and auxiliary rod (13), spacing hole (10) have been seted up to the surface of ejector bracket (3), the top of equipment pole (9) is adorned admittedly and is equipped with ejector plate (11), card frame (12) are adorned admittedly to the lower surface of ejector plate (11), draw-in groove (14) have been seted up to the surface of framed (5), locating hole (15), die cavity (16) and injection molding hole (17) have been seted up respectively to the surface of last mould (2).

2. The plastic mold convenient to disassemble and replace as claimed in claim 1, wherein the outer surfaces of the lower mold (1) and the upper mold (2) are provided with reinforcing components, the reinforcing components comprise mounting plates (18), plug plates (19), plug frames (20), reinforcing holes (21) and reinforcing rods (22), the mounting plates (18) are respectively and fixedly mounted on two sides of the outer surface of the upper mold (2), the plug plates (19) are fixedly mounted on the lower surface of the mounting plates (18), the plug frames (20) are respectively and fixedly mounted on two sides of the outer surface of the lower mold (1), the reinforcing holes (21) are respectively formed in the outer surfaces of the plug plates (19) and the plug frames (20), and the reinforcing rods (22) are arranged inside the reinforcing holes (21).

3. The plastic mold easy to disassemble and replace according to claim 1, wherein the outer surface of the positioning rod (4) is slidably connected with the inner wall of the positioning hole (15), and the outer surface of the mold frame (5) is slidably connected with the inner wall of the mold cavity (16).

4. The plastic mold convenient to disassemble and replace as claimed in claim 1, wherein the outer surface of the limiting rod (7) is slidably connected with the inner wall of the limiting hole (10), and two ends of the tension spring (8) are fixedly mounted on the inner wall of the assembling groove (6) and the outer surface of the ejection frame (3) respectively.

5. The plastic mold convenient for disassembly and replacement as claimed in claim 1, wherein the outer surface of the ejection frame (3) is slidably connected with the inner wall of the assembly groove (6), and the outer surface of the clamping frame (12) is slidably connected with the inner wall of the clamping groove (14).

6. The plastic mold convenient for disassembly and replacement as claimed in claim 1, wherein an auxiliary assembly is arranged on the outer surface of the upper mold (2), the auxiliary assembly comprises an auxiliary groove (23), an auxiliary plate (24), an auxiliary nozzle (25) and an auxiliary frame (26), the auxiliary groove (23) is formed on the upper surface of the upper mold (2), the auxiliary nozzle (25) is communicated with the outer surface of the auxiliary plate (24), the auxiliary frame (26) is fixedly arranged on the lower surface of the auxiliary plate (24), and the outer surface of the auxiliary frame (26) is slidably connected with the inner wall of the auxiliary groove (23).