CN218799012U

CN218799012U - Die-casting die frame compound die buffer

Info

Publication number: CN218799012U
Application number: CN202223116868.7U
Authority: CN
Inventors: 孙佳; 刘小葵
Original assignee: Kunshan Zhiyong Mould Co ltd
Current assignee: Kunshan Zhiyong Mould Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-04-07
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a die mould frame compound die buffer relates to die carrier compound die technical field. The utility model is arranged between the lower base and the upper top cover; the buffer device comprises a cylinder body arranged on the lower base and a guide post arranged on the upper top cover, and a movable post is connected in the cylinder body through a spring A; when the upper top cover is close to the lower base, the guide post is inserted into the cylinder body, and the end part of the guide post is abutted to the movable post. The utility model adopts the buffer device composed of the cylinder body, the movable column, the spring and the guide column, and occupies smaller space in installation; meanwhile, the guide movable fit of the cylinder body and the movable column is utilized, so that the position deviation is avoided during use.

Description

Die-casting die frame compound die buffer

Technical Field

The utility model belongs to the technical field of the die carrier compound die, especially, relate to a die mould frame compound die buffer.

Background

The mold closing device mainly comprises a front fixed mold plate, a rear fixed mold plate, a movable mold plate, a pull rod, a movable mold plate driving device and the like, and is a main component of a mold closing system of an injection molding machine. Injection molding machine clamping devices can be classified into three types, i.e., mechanical, hydraulic, and combined hydraulic-mechanical, according to their operating principles. The injection mold frame can produce a large amount of pressure and impact force when the compound die, produces serious damage to the surface of upper and lower mould, under long-time use, can lead to the surface of upper and lower mould to produce and warp to influence the life of mould.

The base is fixedly connected with a lower die in the middle of the upper surface of the base, an upper die is sleeved above the lower die, force unloading assemblies are arranged on two sides of the upper die and comprise a pressing piece, the pressing piece is fixedly connected to the side surface of the upper die, two bearing blocks are fixedly connected to the right side of the pressing piece, a rotating arm is rotatably connected between the two bearing blocks, the rotating block is rotatably connected to the front side and the rear side of the rotating arm bottom in a rotating mode, the rotating block is fixedly connected with a force unloading block, supporting blocks are fixedly connected to the front side and the rear side of the right end of the force unloading block, sliding rods are slidably connected to the side surfaces of the supporting blocks, a force bearing plate is fixedly connected to the right end of each sliding rod on the left side, a force unloading spring is fixedly connected to the position of the sliding rod on the left side of the force bearing plate, and the buffering assemblies comprise two movable plates.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a die casting die frame compound die buffer, through the buffer that adopts barrel, activity post, spring and guide pillar to constitute, for the wear-resisting buffer that the background art provided, this technical scheme provides buffer, and occupation space is less in the installation, and occupation space is great problem when having solved current buffer and using.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a die-casting die frame die assembly buffer device, which is arranged between a lower base and an upper top cover; the buffer device comprises a cylinder body arranged on the lower base and a guide post arranged on the upper top cover, and a movable post is connected in the cylinder body through a spring A; when the upper top cover is close to the lower base, the guide post is inserted into the cylinder body, and the end part of the guide post abuts against the movable post.

As a preferred technical scheme of the utility model, the open-top end of barrel is provided with the spacing turn-ups of inwards buckling.

As a preferred technical scheme of the utility model, spacing turn-ups's bottom flank has the rubber circle through glue bonding.

As a preferred technical scheme of the utility model, the activity post includes one along the gliding activity post body of barrel, the bottom of activity post body is provided with the bulge, the up end of activity post body be provided with undercut and with guide pillar complex slot.

As a preferred technical scheme of the utility model, the open end of slot is provided with the direction inclined plane A that opens to the outside, the tip of guide pillar is provided with the direction inclined plane B to the inboard shrink.

As an optimal technical scheme of the utility model, the interior week lateral wall of slot is provided with the damping arch, the damping arch is the rubber arch of hemispheroid form.

As an optimal technical scheme of the utility model, be located the barrel bottom flank under the activity post is provided with wooden spacing post, and spacing toe portion is provided with the rubber deformation layer.

As a preferred technical scheme of the utility model, buffer's quantity is two, two buffer sets up base both sides under respectively.

As a preferred technical scheme of the utility model, the upper surface of the lower base is provided with a lower die, and the upper top cover is connected with an upper die through a telescopic cylinder; the upper surface of the upper die is provided with a plurality of guide posts, springs B are sleeved on the outer sides of the guide posts, and guide holes matched with the guide posts are formed in the upper top cover; four supporting columns are connected between the lower base and the upper top cover.

The utility model discloses following beneficial effect has:

the utility model adopts the buffer device composed of the cylinder body, the movable column, the spring and the guide column, and occupies a smaller space in installation; meanwhile, the guide movable fit of the cylinder body and the movable column is utilized, so that the position deviation is avoided during use.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the structure of the buffering device of the present invention;

FIG. 2 is a schematic view of the structure of the buffer device in the installation and use state;

fig. 3 is a front view of fig. 2.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in fig. 1, the die-casting die frame die-closing buffering device comprises a barrel 3 and a guide post 4, wherein a movable post 32 is connected in the barrel 3 through a spring a31, when the die frame is closed, the guide post 4 is inserted into the barrel 3, the end of the guide post abuts against the position of the movable post 32, and the spring a31 is used for slowing down the pressing of an upper die to play a buffering role.

As shown in fig. 2, in this technical solution, a cylinder 3 is disposed on the upper surface of a lower base 1, a guide post 4 is disposed on an upper top cover 2, a lower mold 11 is disposed on the upper surface of the lower base 1, and the upper top cover 2 is connected to an upper mold 22 through a telescopic cylinder 21;

when the die carrier is closed, the telescopic cylinder 21 is controlled to drive the upper die 22 to move downwards to be close to the lower die 11 until the lower die 11 and the upper die 22 are attached.

Meanwhile, as shown in fig. 2, a pair of buffer devices is disposed between the lower base 1 and the upper top cover 2, and the two buffer devices are respectively located at two ends.

As shown in fig. 3, the upper surface of the upper mold 22 is provided with a plurality of guide posts 23; a spring B24 is sleeved outside the guide post 23, and a guide hole matched with the guide post 23 is formed in the upper top cover 2; four supporting columns 5 are connected between the lower base 1 and the upper top cover 2; through the cooperation of guide post 23 and spring B24, avoid upper die 22 to strike on upper top cap 2 and produce the striking sense when upper die 22 conveniently controls upward the removal.

As shown in fig. 1, the top opening end of the cylinder 3 is provided with a limiting flange 301 bent inwards; the bottom side of spacing turn-ups 301 has rubber circle 302 through glue bonding, through the setting of rubber circle 302, avoids when guide pillar 4 removes from barrel 3, drives the ascending rebound of activity post 32 under spring A31's effect, avoids causing because of the speed is too fast that activity post 32 strikes spacing turn-ups 301 on and produces noise etc..

On the basis, as shown in fig. 1, the movable post 32 includes a movable post body 40 sliding along the cylinder 3, the bottom end of the movable post body 40 is provided with a convex part 41, and the upper end surface of the movable post body 40 is provided with a slot 42 which is concave downwards and is matched with the guide post 4; the opening end of the slot 42 is provided with a guide inclined plane A43 which is opened outwards, and the end part of the guide post 4 is provided with a guide inclined plane B44 which is contracted inwards; the inner peripheral side wall of the slot 42 is provided with a damping bulge 45, and the damping bulge 45 is a hemispherical rubber bulge; through the setting of direction inclined plane B44 and direction inclined plane A43 among this technical scheme, make things convenient for guide pillar 4 to insert in slot 42, utilize protruding 45 reinforcing damping effect of damping simultaneously to avoid guide pillar 4 to strike movable post body 40 fast.

On the basis, as shown in fig. 1, a wooden limiting column 46 is arranged on the bottom side surface of the cylinder 3 right below the movable column 32, a rubber deformation layer is arranged at the end part of the limiting column 46, the minimum gap between the lower die 11 and the upper die 22 is controlled by the arrangement of the limiting column 46, and the lower die 11 and the upper die 22 are prevented from being damaged due to extrusion.

In the above, the telescopic cylinder may be a cylinder, an oil cylinder, or other telescopic mechanism capable of realizing automatic control.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a die mould frame compound die buffer which characterized in that: the buffer device is arranged between the lower base (1) and the upper top cover (2);

the buffer device comprises a cylinder (3) arranged on the lower base (1) and a guide post (4) arranged on the upper top cover (2), and a movable post (32) is connected in the cylinder (3) through a spring A (31);

when the upper top cover (2) is close to the lower base (1), the guide post (4) is inserted into the cylinder (3) and the end part of the guide post is abutted against the movable post (32).

2. The die-casting die frame die assembly buffering device is characterized in that the top opening end of the cylinder body (3) is provided with a limiting flange (301) which is bent inwards.

3. The die-casting die frame die assembly buffering device as claimed in claim 2, wherein a rubber ring (302) is bonded to the bottom side surface of the limiting flanging (301) through glue.

4. The die-casting die frame die assembly buffering device is characterized in that the movable column (32) comprises a movable column body (40) sliding along the barrel body (3), the bottom end of the movable column body (40) is provided with a convex part (41), and the upper end surface of the movable column body (40) is provided with a slot (42) which is concave downwards and matched with the guide column (4).

5. The die-casting die frame clamping buffering device as claimed in claim 4, wherein the open end of the insertion groove (42) is provided with a guide slope A (43) which is opened outwards, and the end of the guide post (4) is provided with a guide slope B (44) which is contracted inwards.

6. The die-casting die frame die assembly buffering device as claimed in claim 5, wherein the inner peripheral side wall of the slot (42) is provided with a damping bulge (45), and the damping bulge (45) is a hemispherical rubber bulge.

7. The die-casting die frame die assembly buffering device is characterized in that a wooden limiting column (46) is arranged on the bottom side face of the barrel (3) right below the movable column (32), and a rubber deformation layer is arranged at the end part of the limiting column (46).

8. The die-casting die frame closing buffer device as claimed in claim 1, wherein the number of the buffer devices is two, and the two buffer devices are respectively arranged on two sides of the lower base (1).

9. A die-casting die frame closing buffer device as claimed in any one of claims 1-8, wherein the lower base (1) is provided with a lower die (11) on the upper surface, and the upper top cover (2) is connected with an upper die (22) through a telescopic cylinder (21);

go up mould (22) upper surface and be provided with a plurality of guide posts (23), guide post (23) outside cover is equipped with spring B (24), be provided with on last top cap (2) with guide post (23) complex guiding hole.

10. A die-casting mould frame closing buffer as claimed in claim 9, characterised in that four pillars (5) are connected between the lower base (1) and the upper cover (2).