CN219338264U

CN219338264U - Plastic mould fastener

Info

Publication number: CN219338264U
Application number: CN202320923051.6U
Authority: CN
Inventors: 金凯; 朱海英; 陈拔顺
Original assignee: Shenzhen Dingshengli Mold Co ltd
Current assignee: Dongguan Wangcheng Animation Products Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-07-14
Anticipated expiration: 2033-04-20

Abstract

The utility model relates to the technical field of plastic molds, in particular to a plastic mold fastening device, which comprises a lower mold, wherein an upper mold is slidably arranged at the top end of the lower mold, at least two directional plugboards are fixedly arranged at the bottom end of the upper mold, two positioning plates are fixedly arranged at the bottom ends of the upper mold at two sides of the directional plugboards, and clamping grooves are formed in the side end parts of each positioning plate. According to the utility model, a horizontal acting force is applied to the buffer block, so that the buffer block moves to two sides, the buffer block pushes the fixing rod to slide in the fixing block, meanwhile, the connecting ring is pushed by the buffer block, the side end part of the connecting ring presses the top end of the reset spring, and as the tail end of the reset spring is fixed at the side end part of the fixing block, the top end of the reset spring is pressed by the connecting ring, the reset spring is forced to shrink at the side end part of the fixing block, so that the fixing rod can automatically move in the fixing block, the upper die is fixed, and the use convenience is improved.

Description

Plastic mould fastener

Technical Field

The utility model relates to the technical field of plastic molds, in particular to a plastic mold fastening device.

Background

The mould, various moulds and tools that are used for injection molding, blowing, extrusion, die casting or forging forming, smelting, stamping and other methods to obtain required products in industrial production, push the mould to extrude downwards through the telescopic link and make the model, the in-process of mutual extrusion only provides the extrusion that the top was applyed, in the in-process of removal, the deviation appears easily, and the degree of agreeing with that opens and shuts between the mould is not high, leads to connecting airtight relatively poor between the mould, influences the production and processing of model.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a plastic mould fastening device.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a plastic mould fastener, includes the bed die, the top slidable mounting of bed die has the mould, the bottom fixed mounting of mould has two at least directional picture peg, is located directional picture peg both sides the bottom fixed mounting of mould has two locating plates, every the draw-in groove has all been seted up to the side tip of locating plate, two side tip equal fixed mounting of bed die have two fixed blocks.

As a preferable technical scheme of the utility model, a fixing rod is slidably arranged in each fixing block, a connecting ring is fixedly arranged at the side end part of each fixing rod, a reset spring is fixedly arranged at the side end part of each connecting ring positioned at the outer side of the fixing rod, and the tail end of each reset spring is connected with the fixing block.

As a preferable technical scheme of the utility model, the side end parts of each connecting ring positioned on opposite separation surfaces of the fixing rod are fixedly provided with buffer blocks, and the side end parts of the two fixing blocks are provided with the same auxiliary clamping plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. the connecting ring is used for pushing the buffer block to cling to the side end of the directional plugboard, the buffer block is driven by the reset spring to enable the fixing rod to reciprocate in the fixing block, the reset spring is also used for automatically resetting at the side end of the fixing block, the connecting ring is pushed to move to one side, the fixing rod slides in the fixing block, meanwhile, the tail end of the fixing rod drives the auxiliary clamping plate to move towards the side end of the lower die, the auxiliary clamping plate is clamped into the clamping groove, the upper die is tightly connected with the directional plugboard, and the upper die and the lower die can be kept in a relatively stable state when being processed through the upper die, so that stability is ensured.

2. Applying a horizontally effort to the buffer block, letting the buffer block remove to both sides, the buffer block promotes the dead lever and slides in the inside of fixed block, and the go-between is under the promotion of buffer block simultaneously, and the tip extrusion reset spring's of go-between tip, because reset spring's end is fixed at the side tip of fixed block, extrudees reset spring's tip through the go-between, forces reset spring to shrink at the side tip of fixed block, can let the dead lever move in the inside of fixed block certainly, fixes the upper die utensil, increases the convenience of use.

Drawings

FIG. 1 is a schematic view of the structure of an upper mold of the present utility model;

FIG. 2 is a schematic view of the structure of the positioning plate of the present utility model;

FIG. 3 is a schematic view of the structure of the lower mold of the present utility model;

fig. 4 is a schematic structural view of the return spring of the present utility model.

Wherein: 1. a lower die; 11. an upper die; 12. a directional plugboard; 13. a positioning plate; 14. a clamping groove; 15. an auxiliary clamping plate; 16. a fixed block; 17. a return spring; 18. a fixed rod; 19. a connecting ring; 21. and a buffer block.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the plastic mold fastening device comprises a lower mold 1, wherein an upper mold 11 is slidably arranged at the top end of the lower mold 1, at least two directional plugboards 12 are fixedly arranged at the bottom end of the upper mold 11, side end parts of the directional plugboards 12 squeeze buffer blocks 21, the buffer blocks 21 push auxiliary clamping plates 15 to slide to two sides so as to facilitate the positioning plates 13 to slide downwards along the side ends of the lower mold 1, meanwhile, the top ends of return springs 17 reversely squeeze connecting rings 19, the connecting rings 19 push the buffer blocks 21 to be clung to the side ends of the directional plugboards 12, and as the side end parts of the directional plugboards 12 are curved surfaces, the buffer blocks 21 are pushed by the return springs 17 to enable fixing rods 18 to reciprocate in the fixing blocks 16, the return springs 17 also self-reset at the side end parts of the fixing blocks 16, the bottom end parts of the upper mold 11 positioned at two sides of the directional plugboards 12 are fixedly provided with two positioning plates 13, the side end parts of each positioning plate 13 are provided with clamping grooves 14, and the two side end parts of the lower mold 1 are fixedly provided with two fixing blocks 16.

The inside slidable mounting of every dead lever 16 has dead lever 18, the side tip of every dead lever 18 all fixed mounting has go-between 19, the side tip of every go-between 19 is located the dead lever 18 outside and all fixed mounting has reset spring 17, the terminal of every reset spring 17 all is connected with dead lever 16, the side tip of every go-between 19 is located the dead lever 18 and is all fixed mounting has buffer block 21, the side tip of directional picture peg 12 extrudes the side tip of buffer block 21, apply a horizontal effort to buffer block 21, let buffer block 21 move to both sides, buffer block 21 promotes dead lever 18 and slides in the inside of dead lever 16, while go-between 19 is under the promotion of buffer block 21, the side tip of go-between 19 extrudes the top of reset spring 17, because the end of reset spring 17 is fixed at the side tip of dead lever 16, force reset spring 17 shrink at the side tip of dead lever 16 through go-between 19, buffer spring 17 is simultaneously reacted on the side tip of buffer block 21, the same auxiliary clamp plate 15 is set up to two side tip of dead lever 16.

Working principle:

the first step, when in use, the upper mould 11 is pushed downwards by the hydraulic rod, so that the upper mould 11 moves downwards, meanwhile, the upper mould 11 drives the directional plugboard 12 and the locating plate 13 to move downwards together, the directional plugboard 12 and the locating plate 13 are pushed by the upper mould 11 to contact the outer side of the lower mould 1, the upper mould 11 can be aligned with the lower mould 1, then the upper mould 11 drives the directional plugboard 12 to move, the side end part of the directional plugboard 12 presses the side end part of the buffer block 21, a horizontal acting force is applied to the buffer block 21, the buffer block 21 moves to two sides, the buffer block 21 pushes the fixing rod 18 to slide in the fixing block 16, meanwhile, the side end part of the connecting ring 19 presses the top end of the return spring 17 under the pushing of the buffer block 21, and the end of the return spring 17 is fixed at the side end part of the fixing block 16 through the connecting ring 19, so that the return spring 17 is forced to shrink at the side end part of the fixing block 16, the return spring 17 simultaneously acts on the side end part of the buffer block 21 to be tightly attached to the side end part of the directional plugboard 12, the buffer block 21 is pushed by the connecting ring 19 along the side end part of the fixing block 16 to the fixing block 16, and the side end part of the buffer block 21 is pushed by the fixing block 16 to move to the side end part of the fixing block 16 to the fixing block 16, and the side end part of the auxiliary die 1 is pushed by the fixing block 1 to move towards the side end part of the fixing block 16.

In the second step, by continuing to push the upper mold 11 to move downwards, the upper mold 11 is attached to the lower mold 1, the side end of the orientation plugboard 12 presses the buffer block 21, the buffer block 21 pushes the auxiliary clamping plate 15 to slide towards two sides, so that the positioning plate 13 slides downwards along the side end of the lower mold 1, meanwhile, the top end of the return spring 17 presses the connecting ring 19 in a backward manner, the connecting ring 19 pushes the buffer block 21 to attach to the side end of the orientation plugboard 12, and as the side end of the orientation plugboard 12 is a curved surface, the buffer block 21 is pushed by the return spring 17, the fixing rod 18 reciprocates in the fixing block 16, the return spring 17 also resets at the side end of the fixing block 16, the connecting ring 19 is pushed to move to one side, the fixing rod 18 slides in the fixing block 16, and meanwhile, the tail end of the fixing rod 18 drives the auxiliary clamping plate 15 to move towards the side end of the lower mold 1, so that the auxiliary clamping plate 15 is clamped into the clamping groove 14, and the tightness of the connection between the lower mold 1 and the upper mold 11 is increased.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a plastic mould fastener, includes bed die (1), its characterized in that, the top slidable mounting of bed die (1) has last mould (11), the bottom fixed mounting of going up mould (11) has two at least directional picture peg (12), is located directional picture peg (12) both sides the bottom fixed mounting of going up mould (11) has two locating plates (13), every draw-in groove (14) have all been seted up to the side tip of locating plate (13), the equal fixed mounting of two side tip of bed die (1) has two fixed blocks (16).

2. A plastic mould fastening device according to claim 1, characterized in that the inside of each of the fixing blocks (16) is slidably fitted with a fixing rod (18).

3. A plastic mould fastening device according to claim 2, characterized in that the side ends of each of the fixing bars (18) are fixedly fitted with a connecting ring (19).

4. A plastic mould fastening device as claimed in claim 3, characterized in that a return spring (17) is fixedly mounted at the lateral end of each of the connecting rings (19) outside the fixing rod (18), the end of each return spring (17) being connected to the fixing block (16).

5. A plastic mould fastening device according to claim 3, characterized in that the side ends of each of the connecting rings (19) located on opposite sides of the fixing rod (18) are fixedly provided with a buffer block (21).

6. A plastic mould fastening device according to claim 1, characterized in that the side ends of both said fixing blocks (16) are provided with one and the same auxiliary clamping plate (15).