CN218286592U

CN218286592U - Anti-blocking structure for demolding of injection molding machine

Info

Publication number: CN218286592U
Application number: CN202222867202.9U
Authority: CN
Inventors: 李孟杰; 邱爱芹
Original assignee: Qingdao Qisheng Molding Co ltd
Current assignee: Qingdao Qisheng Molding Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-13
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to the technical field of injection molding machines, and discloses an injection molding machine demoulding anti-sticking structure, which comprises a cylinder, the surface of the cylinder is fixed with an installation cylinder, the output shaft of the cylinder is fixed with an ejection column, the top of the ejection column is fixed with a top plate, the bottom of the top plate is fixed with two limiting rods, the inner wall of the installation cylinder is fixed with a plurality of limiting blocks, the surface of the limiting rod slides and runs through a plurality of limiting blocks, the surface of the ejection column is fixed with a plurality of connecting blocks, the inner wall of the installation cylinder is fixed with a plurality of fixed blocks, the top of the fixed block is fixed with a sleeve, and the surface of the limiting rod slides and runs through the inside of the sleeve; the utility model discloses can prevent that the knock-out lever of injection molding machine card is dead when the drawing of patterns, when having guaranteed that the knock-out lever of injection molding machine can normally be demolded, it can effectively be supported spacingly still to make the knock-out lever of injection molding machine ejecting and when withdrawing, has solved because of the easy problem that the card died the condition appears in present injection molding machine knock-out lever when the drawing of patterns.

Description

Anti-blocking structure for demolding of injection molding machine

Technical Field

The utility model relates to an injection molding machine technical field specifically is an injection molding machine drawing of patterns anti-sticking death structure.

Background

Injection molding machines, also known as injection molding machines or injection molding machines, are the primary molding apparatus for molding thermoplastic or thermoset plastics into plastic articles of various shapes using plastic molding dies, wherein ejection bars are often required for ejection and demolding operations during demolding of the injection molding machine.

The ejector rod of the existing injection molding machine cannot always effectively keep a vertical angle when being ejected and demolded, and the ejector rod after ejection is completed is exposed outside, and the ejector rod can easily displace and shake at the moment, so that the ejector rod is easy to block when being ejected and retracted, and a structure capable of preventing the ejector rod of the injection molding machine from blocking when being ejected and retracted is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection molding machine drawing of patterns anti-sticking dead structure, the utility model discloses can prevent that the knockout rod of injection molding machine card is dead when the drawing of patterns, guarantee that the knockout rod of injection molding machine can normally the drawing of patterns, solve present injection molding machine knockout rod and appeared the problem of the card condition of dying easily when the drawing of patterns.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an injection molding machine drawing of patterns anti-sticking is dead structure, includes the cylinder, the fixed surface of cylinder has an installation section of thick bamboo, the output shaft of cylinder is fixed with ejecting post, the top of ejecting post is fixed with the roof, the bottom of roof is fixed with two gag lever posts, the inner wall of an installation section of thick bamboo is fixed with a plurality of stoppers, the surface slip of gag lever post runs through a plurality of stoppers, the fixed surface of ejecting post has a plurality of connecting blocks, the inner wall of an installation section of thick bamboo is fixed with a plurality of fixed blocks, the top of fixed block is fixed with the sleeve, the surface slip of gag lever post runs through to telescopic inside.

Preferably, the sliding grooves are formed in the two sides of the inner wall of the mounting cylinder, a plurality of sliding blocks are connected to the surfaces of the sliding grooves in a sliding mode, and one sides of the sliding blocks are fixedly connected with the connecting blocks.

Preferably, the number of the limiting blocks is four, and the number of the limiting blocks on one side is two.

Preferably, a plurality of connecting plates are fixed on two sides of the inner wall of the mounting cylinder, a rotating roller is rotatably connected between the connecting plates on the two sides, and the surface of the rotating roller is in contact with the surface of the ejection column.

Preferably, the two sides of the surface of the limiting rod are both provided with movable grooves, and the top of the sleeve is fixed with a blocking block.

Preferably, a placing groove is formed in the inner side of the sleeve, a cushion pad fixed with the fixing block is arranged on the inner side of the placing groove, and the cushion pad is made of rubber.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses can prevent that the knock-out pin of injection molding machine from blocking when the drawing of patterns is dead, when the knock-out pin of having guaranteed the injection molding machine can normally drawing of patterns, it can effectively be supported spacingly still to make the knock-out pin of injection molding machine ejecting and when withdrawing, avoided the knock-out pin to appear rocking and the condition of offset when ejecting and withdrawing, the knock-out pin that makes the injection molding machine also can obtain fine stability when externally exposing, difficult production rocks, make the knock-out pin have longer life, the staff has been saved and need carry out the processing time of maintaining to it when the knock-out pin card is dead, the problem of blocking the dead condition appears easily because of present injection molding machine knock-out pin when the drawing of patterns has been solved.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the partial front sectional three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the partial section three-dimensional structure of the present invention;

fig. 4 is a schematic view of the partial section three-dimensional structure of the present invention.

In the figure: 1. a cylinder; 2. mounting the cylinder; 3. ejecting the column; 4. a top plate; 5. a limiting rod; 6. a limiting block; 7. a fixed block; 8. a sleeve; 9. a connecting plate; 10. a rotating roller; 11. a chute; 12. a slider; 13. connecting blocks; 14. a movable groove; 15. a blocking block; 16. a cushion pad.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, an anti-locking structure for injection molding machine demolding comprises a cylinder 1, a mounting barrel 2 is fixed on the surface of the cylinder 1, an ejection post 3 is fixed on the output shaft of the cylinder 1, a top plate 4 is fixed on the top of the ejection post 3, two limit rods 5 are fixed on the bottom of the top plate 4, a plurality of limit blocks 6 are fixed on the inner wall of the mounting barrel 2, the surface of the limit rods 5 slides to penetrate through the limit blocks 6, a plurality of connecting blocks 13 are fixed on the surface of the ejection post 3, a plurality of fixed blocks 7 are fixed on the inner wall of the mounting barrel 2, a sleeve 8 is fixed on the top of the fixed blocks 7, and the surface of the limit rods 5 slides to penetrate through the inside of the sleeve 8.

Spout 11 has all been seted up to the both sides of 2 inner walls of installation cylinder, the sliding surface of spout 11 is connected with a plurality of sliders 12, one side and connecting block 13 fixed connection of slider 12, in this embodiment, through the setting of spout 11 and slider 12, when ejecting post 3 is reciprocating, ejecting post 3 will drive connecting block 13 and slider 12 and together remove on the surface of spout 11, and then make connecting block 13 can provide spacing support for the both sides of ejecting post 3.

The quantity of stopper 6 is four, and the quantity of stopper 6 of one side is two, in this embodiment, through the setting to stopper 6 quantity for gag lever post 5 can obtain better stable effect, is difficult for appearing the off tracking and the vibrations condition.

Both sides of installation section of thick bamboo 2 inner wall all are fixed with a plurality of connecting plates 9, rotate between the connecting plate 9 of both sides and are connected with live-rollers 10, and the surface of live-rollers 10 contacts with the surface of ejecting post 3, and in this embodiment, through the setting of connecting plate 9 and live-rollers 10 for ejecting post 3 is when removing, and live-rollers 10 can rotate on the surface of connecting plate 9, and then makes ejecting post 3 can be more stable when removing.

Activity groove 14 has all been seted up to the both sides on gag lever post 5 surface, and sleeve 8's top is fixed with and blocks piece 15, in this embodiment, through activity groove 14 and the setting that blocks piece 15 for gag lever post 5 can not drop from sleeve 8's inside, and makes gag lever post 5 can be more stable when removing.

The standing groove 17 has been seted up to the inboard of sleeve 8, and the inboard of standing groove 17 is provided with the blotter 16 of fixing mutually with fixed block 7, and blotter 16 is the rubber material, in this embodiment, through the setting of standing groove 17 and blotter 16 for blotter 16 can take place deformation and come to provide the buffering for gag lever post 5, and the standing groove has guaranteed that blotter 16 has had the space that can compression deformation.

The working principle is as follows: when the cylinder 1 drives the ejection column 3 to move upwards, the ejection column 3 can drive the top plate 4 and the limiting rod 5 to move upwards together, meanwhile, the limiting rods 5 on two sides can slide in the limiting block 6, the bottom of the limiting rod 5 can also slide in the sleeve 8, the rotating roller 10 can start to rotate, and the connecting block 13 can also drive the sliding block 12 to slide on the surface of the sliding groove 11, so that the ejection column 3 can be supported around when moving upwards or downwards, and the conditions of shaking and position deviation of the ejection column 3 are avoided.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an injection molding machine drawing of patterns anti-sticking is dead structure, includes cylinder (1), its characterized in that: the surface mounting of cylinder (1) has an installation section of thick bamboo (2), the output shaft of cylinder (1) is fixed with ejecting post (3), the top of ejecting post (3) is fixed with roof (4), the bottom of roof (4) is fixed with two gag lever post (5), the inner wall of installation section of thick bamboo (2) is fixed with a plurality of stoppers (6), the surface slip of gag lever post (5) runs through a plurality of stoppers (6), the surface mounting of ejecting post (3) has a plurality of connecting block (13), the inner wall of installation section of thick bamboo (2) is fixed with a plurality of fixed block (7), the top of fixed block (7) is fixed with sleeve (8), the surface slip of gag lever post (5) runs through to the inside of sleeve (8).

2. The injection molding machine demolding anti-locking structure as claimed in claim 1, wherein: the installation cylinder is characterized in that sliding grooves (11) are formed in two sides of the inner wall of the installation cylinder (2), a plurality of sliding blocks (12) are connected to the surfaces of the sliding grooves (11) in a sliding mode, and one sides of the sliding blocks (12) are fixedly connected with connecting blocks (13).

3. The injection molding machine demolding anti-locking structure as claimed in claim 1, wherein: the number of the limiting blocks (6) is four, and the number of the limiting blocks (6) on one side is two.

4. The injection molding machine demolding anti-locking structure as claimed in claim 1, wherein: a plurality of connecting plates (9) are fixed on two sides of the inner wall of the mounting cylinder (2), rotating rollers (10) are rotatably connected between the connecting plates (9) on two sides, and the surfaces of the rotating rollers (10) are in contact with the surface of the ejection column (3).

5. The injection molding machine demolding anti-locking structure as claimed in claim 1, wherein: the two sides of the surface of the limiting rod (5) are provided with movable grooves (14), and the top of the sleeve (8) is fixed with a blocking block (15).

6. The injection molding machine demolding anti-locking structure as claimed in claim 1, wherein: a placing groove (17) is formed in the inner side of the sleeve (8), a buffering pad (16) fixed with the fixing block (7) is arranged on the inner side of the placing groove (17), and the buffering pad (16) is made of rubber.