CN221232936U - Printer die not easy to collide with die - Google Patents

Abstract

The utility model relates to the technical field of printer dies, in particular to a printer die which is not easy to collide with a die, comprising a die body, wherein the die body comprises a lower die plate, a plurality of needle return collision blocks are arranged on the upper end face of the lower die plate, each needle return collision block comprises a shell, an anti-collision groove is formed in the upper end face of the shell, a buffer air bag is arranged at the inner bottom end of the shell, a limiting cylinder is movably connected to the outer wall of the shell, and a buffer spring is fixedly connected between the bottom end of the shell and the inner bottom end of the limiting cylinder. The utility model can effectively absorb and buffer the impact of the return needle, avoid the return needle from impacting the template to concave after long-time use, play an effective anti-collision role and avoid influencing the product quality.

Description

Printer die not easy to collide with die

Technical Field

The utility model relates to the technical field of printer dies, in particular to a printer die which is not easy to collide with a die.

Background

The mold refers to various molds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods in industrial production, in short, the mold is a tool for manufacturing molded articles, and with the development of society, printers are increasingly used and printer mold equipment is also increasingly used.

When the printer die in the prior art is used as shown in fig. 1, because the hardness of the die part materials is inconsistent, the return needle is generally made of a material with high hardness, the die plate is made of a material with low hardness, and the return needle is not provided with a return needle collision block, and after collision with the die plate, the return needle is enabled to be concave to cause that the ejector pin cannot return to the bottom, the die is seriously affected, the product is unqualified, and the die collides with the die plate. Part of the die is provided with an anti-collision pad, but the anti-collision pad has simple structure, no buffering effect, needs to be replaced after long-time use and abrasion, and has short service life.

Disclosure of Invention

The utility model aims to provide a printer die which is not easy to collide with the die, and can effectively absorb and buffer the impact of a return needle, so that the return needle is prevented from impacting a die plate to cause the die plate to concave after long-time use, the effect of effective anti-collision is achieved, and the influence on the product quality is avoided.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a printer mould that is difficult for bumping mould, includes the mould body, the mould body includes the lower bolster, a plurality of needle bumps are installed to the up end of lower bolster, the needle bumps include the casing, crashproof groove has been seted up to the up end of casing, the inside bottom of casing is provided with the buffering gasbag, the outer wall swing joint of casing has a spacing section of thick bamboo, fixedly connected with buffer spring between the bottom of casing and the inside bottom of spacing section of thick bamboo.

In order to guide the return pin, the printer die which is not easy to collide with the die is preferably provided with the guide plate fixedly connected with the inner side of the anti-collision groove, and the center of the guide plate is provided with the notch.

In order to facilitate the installation of the needle return collision block on the template, the printer die which is difficult to collide with the die is preferable, the bottom end of the limiting cylinder is fixedly connected with a bottom plate, and the upper end surface of the bottom plate is in threaded connection with a plurality of mounting bolts.

In order to improve the strength of the air bag, the buffer air bag is preferably made of nitrile rubber as a printer die which is not easy to collide with the die.

In order to guide the return needle, the printer mold which is not easy to collide with the mold is preferable, and the guide piece is of a funnel-shaped structure as a whole.

In order to improve the strength of the needle return collision block, the printer die which is not easy to collide with the die is preferable, and the shell, the limiting cylinder and the bottom plate are all made of stainless steel.

In order to facilitate the air outlet of the air bag, the printer die which is not easy to collide with the die is preferable, and a plurality of air outlet holes are formed in the outer wall of the air bag.

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

The upper template drives the return pin to move downwards when the die is assembled, the return pin enters the inside of the shell through the anti-collision groove, the return pin downwards extrudes the air bag, air is discharged through the plurality of air holes after the air bag is extruded, a buffering effect is achieved, the return pin further drives the whole shell to move downwards in the limiting cylinder, a buffer spring is arranged between the limiting cylinder and the shell, the elastic force of the buffer spring is used for further buffering, and therefore the impact of the return pin can be effectively absorbed and buffered, the condition that the return pin impacts the die plate to concave after long-time use is avoided, the effective anti-collision effect is achieved, and the product quality is prevented from being influenced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a printer mold according to the prior art;

FIG. 2 is a schematic perspective view of the present utility model;

FIG. 3 is a schematic perspective view of the return pin bump of the present utility model;

FIG. 4 is a schematic view of a front view of a needle return ram according to the present utility model;

fig. 5 is a schematic view showing an external front view structure of the cushion airbag of the present utility model.

In the figure: 1. a die body; 2. a lower template; 3. a needle return collision block; 4. a housing; 5. an anti-collision groove; 6. a buffer air bag; 7. a limiting cylinder; 8. a buffer spring; 9. a guide piece; 10. a bottom plate; 11. installing a bolt; 12. and an exhaust hole.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.

Referring to fig. 2 to 5, a printer mold not easy to collide with the mold comprises a mold body 1, wherein the mold body 1 comprises a lower mold plate 2, a plurality of needle return collision blocks 3 are installed on the upper end face of the lower mold plate 2, each needle return collision block 3 comprises a shell 4, an anti-collision groove 5 is formed in the upper end face of each shell 4, a buffer air bag 6 is arranged at the bottom end of the inside of each shell 4, a limiting cylinder 7 is movably connected to the outer wall of each shell 4, and a buffer spring 8 is fixedly connected between the bottom end of each shell 4 and the bottom end of the inside of each limiting cylinder 7.

In this embodiment: the back needle bump 3 is installed in the up end of lower bolster 2, and mounted position and a plurality of back needle position assorted, the cope match-plate pattern drives the back needle when the compound die and moves down, the back needle passes through crashproof groove 5 and gets into the inside of casing 4, back needle downwardly extrusion buffering gasbag 6, buffering gasbag 6 receives the extrusion back, the gas is discharged through a plurality of exhaust holes 12, play the cushioning effect, the back needle further drives whole casing 4 and moves down in the inside of spacing section of thick bamboo 7, and be provided with buffer spring 8 between spacing section of thick bamboo 7 and the casing 4, reuse buffer spring 8's elasticity carries out further buffering, thereby can effectively absorb and cushion the impact of back needle, avoid long-time use back needle impact template to take place the indent, play effectual crashproof effect, avoid influencing product quality.

As a technical optimization scheme of the utility model, the inner side of the anti-collision groove 5 is fixedly connected with a guide plate 9, and the center of the guide plate 9 is provided with a notch.

In this embodiment: the guide piece 9 plays a role in guiding the return needle, and the notch facilitates the extension of the return needle to the inside of the shell 4.

As a technical optimization scheme of the utility model, the bottom end of the limiting cylinder 7 is fixedly connected with a bottom plate 10, and the upper end surface of the bottom plate 10 is in threaded connection with a plurality of mounting bolts 11.

In this embodiment: by arranging the bottom plate 10 and the mounting bolts 11, the return pin plunger 3 is conveniently mounted and fixed on the surface of the lower die plate 2.

As a technical optimization scheme of the utility model, the buffer air bag 6 is made of nitrile rubber.

In this embodiment: the nitrile rubber material has good elasticity and high strength, and is convenient for inspiration and restoration, thereby prolonging the service life of the buffer air bag 6.

As a technical optimization scheme of the utility model, the guide piece 9 is of a funnel-shaped structure as a whole.

In this embodiment: the guide piece 9 is of a funnel-shaped structure as a whole and plays a role in guiding the return needle.

As a technical optimization scheme of the utility model, the shell 4, the limiting cylinder 7 and the bottom plate 10 are all made of stainless steel.

In this embodiment: the stainless steel material has the excellent performances of high strength, strong corrosion resistance and good impact resistance.

As a technical optimization scheme of the utility model, a plurality of exhaust holes 12 are formed in the outer wall of the buffer air bag 6.

In this embodiment: the outer wall of the buffer air bag 6 is provided with a plurality of exhaust holes 12, so that air is conveniently exhausted when the back needle extrudes the buffer air bag 6, and a buffer effect is achieved.

Working principle: the return pin collision block 3 is arranged on the upper end surface of the lower die plate 2, the installation positions are matched with a plurality of return pin positions, the upper die plate drives the return pin to move downwards during die assembly, the return pin enters the inside of the shell 4 through the anti-collision groove 5, the return pin downwards extrudes the buffer air bag 6, and after the buffer air bag 6 is extruded, gas is discharged through the plurality of exhaust holes 12 to play a role in buffering; the whole casing 4 of back needle further drives the inside downward movement at spacing section of thick bamboo 7, and is provided with buffer spring 8 between spacing section of thick bamboo 7 and the casing 4, and the elasticity of reuse buffer spring 8 carries out further buffering to can effectively absorb and cushion the impact of back needle, avoid long-time use back needle impact template to make it take place the indent, play effectual anticollision effect, avoid influencing product quality.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (7)

1. The utility model provides a printer mould that is difficult for bumping mould, includes mould body (1), its characterized in that: the die body (1) comprises a lower die plate (2), a plurality of needle return collision blocks (3) are installed on the upper end face of the lower die plate (2), the needle return collision blocks (3) comprise a shell (4), an anti-collision groove (5) is formed in the upper end face of the shell (4), a buffer air bag (6) is arranged at the bottom end of the shell (4), a limiting cylinder (7) is movably connected to the outer wall of the shell (4), and a buffer spring (8) is fixedly connected between the bottom end of the shell (4) and the bottom end of the limiting cylinder (7).

2. The non-knock printer die of claim 1, wherein: the anti-collision device is characterized in that a guide plate (9) is fixedly connected to the inner side of the anti-collision groove (5), and a notch is formed in the center of the guide plate (9).

3. The non-knock printer die of claim 1, wherein: the bottom end of the limiting cylinder (7) is fixedly connected with a bottom plate (10), and the upper end face of the bottom plate (10) is in threaded connection with a plurality of mounting bolts (11).

4. The non-knock printer die of claim 1, wherein: the buffer air bag (6) is made of nitrile rubber.

5. The non-knock printer die of claim 2, wherein: the guide piece (9) is of a funnel-shaped structure as a whole.

6. The non-knock printer die of claim 1, wherein: the shell (4), the limiting cylinder (7) and the bottom plate (10) are all made of stainless steel.

7. The non-knock printer die of claim 1, wherein: the outer wall of the air bag (6) is provided with a plurality of exhaust holes (12).