CN213382781U

CN213382781U - Slide demoulding mechanism of injection mould

Info

Publication number: CN213382781U
Application number: CN202021753505.2U
Authority: CN
Inventors: 张云伟; 邹文; 芮超
Original assignee: Shanghai Poling Precision Molding Co ltd
Current assignee: Shanghai Poling Precision Molding Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-06-08
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a slide demoulding mechanism of an injection mould, which comprises a driven pressure lever, a sliding plate, a shell, a movable seat, a movable mould, a fixed mould and a pressure plate, one end of the shell is movably provided with a pneumatic rod, the pneumatic rod is provided with a movable seat, the movable seat is mutually connected with a movable die through a connecting rod, the movable die is slidably arranged on the shell through a sliding rod, a sliding plate is slidably arranged on the connecting rod, one end face of the sliding plate is provided with a main thimble, the main thimble is movably inserted in the movable die, the sliding plate is inserted in the movable seat through an inserting rod, the fixed mould is fixed at the other end of the shell, the fixed mould is matched with the movable mould, the pressing plate is arranged on the shell in a sliding way through a limiting rod, an auxiliary thimble is arranged on the pressing plate, the auxiliary thimble is inserted on the fixed mould, the driven pressure lever is rotatably installed on the shell through the rotating block, and one end of the driven pressure lever is in contact with the outer wall of the pressure plate. The utility model discloses, the two-sided ejecting structure of design work piece conveniently takes out the work piece when practicing thrift power.

Description

Slide demoulding mechanism of injection mould

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold capable position demoulding mechanism.

Background

Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be divided into injection molding and die casting, an injection molding machine (an injection machine or an injection molding machine for short) is a main molding device for making thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by the injection molding machine and the die.

Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.

Stirring the completely molten plastic material by a screw at a certain temperature, injecting the plastic material into a mold cavity by high pressure, and cooling and solidifying to obtain a molded product. The method is suitable for mass production of parts with complex shapes, and is one of important processing methods.

Need take out the line position from the mould after the completion of moulding plastics, then take out the product from the mould, very difficult when the product takes off the back-off when compound die state pressurize, need carry out the die sinking, in the face of great work piece, the work piece blocks easily on the fixed mould, is difficult for taking out, needs the manual work to get into the machine and pulls out it, can not satisfy personnel's user demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold capable position demoulding mechanism, possess compact structure, it is convenient to use, the two-sided ejecting structure of design work piece, when practicing thrift power, conveniently take out the work piece, satisfy personnel's user demand's advantage, the solution need take out capable position from the mould after the completion of moulding plastics, then take out the product from the mould, it is very difficult when the product takes off the back-off when compound die state pressurize, need carry out the die sinking, in the face of great work piece, the work piece blocks easily on the fixed mould, be difficult for taking out, it is dragged out to need artifical entering machine, can not satisfy personnel's user demand's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a slide demoulding mechanism of an injection mould comprises a driven pressure rod, a sliding plate, a shell, a movable seat, a movable mould, a fixed mould and a pressure plate, wherein a pneumatic rod is movably arranged at one end of the shell, the pneumatic rod is provided with the movable seat, the movable seat is provided with a connecting rod, the other end of the connecting rod is fixed on the movable mould, four corners of the movable mould are provided with sliding rods, the sliding rods are slidably arranged on the shell, the sliding plate is slidably arranged on the connecting rod, one end face of the sliding plate is provided with a main thimble, the main thimble is movably inserted in the movable mould, the other end of the sliding plate is welded with an inserting rod, the inserting rod is inserted in the movable seat, the fixed mould is fixed at the other end of the shell, the fixed mould is mutually inosculated with the movable mould, one end face of the shell, far away from the pneumatic rod, is provided with, the middle position of the driven pressure lever is rotatably provided with a rotating block, the rotating block is fixed on the shell, and one end of the driven pressure lever is in contact with the outer wall of the pressure plate.

Preferably, a fixed seat is fixed on the shell through a bolt, the position of the fixed seat is matched with the position of the inserted bar, a reset spring is sleeved on the inserted bar, and one end of the reset spring is fixed on the movable seat.

Preferably, the auxiliary ejector pin is movably sleeved with a spring, the spring is located between the shell and the pressing plate, and the original length of the spring is greater than the length of the limiting rod.

Preferably, the movable seat is symmetrically provided with movable wheels through bolts, and the movable wheels are in contact with the outer wall of the other end of the driven pressure lever.

Preferably, the driven pressure lever adopts an L-shaped design, and the cross section of one end of the driven pressure lever close to the movable seat is larger than that of the other end of the driven pressure lever.

Preferably, the number of the driven pressure levers is two, and the two driven pressure levers are symmetrically distributed relative to the shell.

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

the utility model discloses an injection mold slide demoulding mechanism controls the pneumatic rod work through external power device in the use, when the injection molding is completed, the control pneumatic rod drags the sliding seat to move, the sliding seat drives the sliding mold to move, so that the sliding mold is separated from the fixed mold gradually, at the same time, through the movement of the sliding seat, the moving wheel gradually presses the big end of the driven pressure rod to make it keep away from the shell, the driven pressure rod rotates through the rotating block, so that the small end of the driven pressure rod presses the pressure plate, the pressure plate drives the auxiliary thimble to slide on the limiting rod, so that the auxiliary thimble protrudes out of the inner wall of the fixed mold, thereby facilitating the work piece to separate from the fixed mold, at the moment, the work piece is positioned on the sliding mold, in the process that the sliding seat continues to move, the inserted bar and the fixed seat contact with each other, so that the fixed seat presses the inserted bar, the inserted bar drives the sliding plate to slide, the demoulding operation is completed, the structure is compact, the use is convenient, the double-side ejection structure of the workpiece is designed, the power is saved, the workpiece is conveniently taken out, and the use requirement of personnel is met.

Drawings

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

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

fig. 3 is a schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a driven pressure lever; 2. rotating the block; 3. a main thimble; 4. a slide plate; 5. a moving wheel; 6. a housing; 7. a pneumatic rod; 8. a fixed seat; 9. a movable seat; 10. a connecting rod; 11. moving the mold; 12. a fixed mold; 13. a slide bar; 14. a limiting rod; 15. pressing a plate; 16. an auxiliary thimble; 17. a return spring; 18. and (4) inserting the rod.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a slide demoulding mechanism of injection mold, including driven depression bar 1, slide 4, casing 6, sliding seat 9, movable mould 11, fixed mould 12 and clamp plate 15, the one end movable mounting of casing 6 has pneumatic rod 7, be equipped with sliding seat 9 on the pneumatic rod 7, the other end at casing 6 is fixed to fixed mould 12, fixed mould 12 and movable mould 11 coincide each other, be equipped with connecting rod 10 on the movable seat 9, the other end of connecting rod 10 is fixed on movable mould 11, through external power device control pneumatic rod 7 work, after the completion of moulding plastics, control pneumatic rod 7 pulls movable seat 9 and removes, movable seat 9 drives movable mould 11 and removes, make movable mould 11 break away from fixed mould 12 gradually.

Slide bars 13 are arranged at four corners of the movable die 11, the slide bars 13 are slidably mounted on the shell 6, a limiting rod 14 is arranged on one end face, away from the pneumatic rod 7, of the shell 6, a pressing plate 15 is slidably mounted on the limiting rod 14, auxiliary ejector pins 16 are symmetrically arranged on the pressing plate 15, and the auxiliary ejector pins 16 are movably inserted in the fixed die 12.

The middle position of the driven compression bar 1 is rotatably provided with a rotating block 2, the rotating block 2 is fixed on a shell 6, one end of the driven compression bar 1 is contacted with the outer wall of a pressure plate 15, a movable seat 9 is symmetrically provided with a movable wheel 5 through a bolt, the movable wheel 5 is contacted with the outer wall of the other end of the driven compression bar 1, the driven compression bar 1 adopts an L-shaped design, the cross section of one end of the driven compression bar 1 close to the movable seat 9 is larger than that of the other end of the driven compression bar 1, through the movement of the movable seat 9, the movable wheel 5 gradually presses the big end of the driven compression bar 1 to be far away from the shell 6, the driven compression bar 1 rotates through the rotating block 2, so that the small end of the driven compression bar 1 presses the pressure plate 15, the pressure plate 15 drives an auxiliary thimble 16 to slide on a limiting rod 14, the auxiliary thimble 16 protrudes out of the inner wall, the workpiece is now on the movable die 11.

4 slidable mounting of slide on connecting rod 10, a terminal surface of slide 4 is equipped with

main thimble

3, 3 activities of main thimble are pegged graft in movable mould 11, and the other end welding of slide 4 has inserted bar 18, inserted bar 18 is pegged graft on sliding seat 9, there is fixing base 8 casing 6 is last through the bolt fastening, the position of fixing base 8 and the position looks adaptation of inserted bar 18, at the in-process that sliding seat 9 continues to remove, inserted bar 18 and fixing base 8 contact each other, make fixing base 8 oppress inserted bar 18, inserted bar 18 drives slide 4 and slides on connecting rod 10, thereby make the outstanding movable mould 11 outer wall of main thimble 3 make things convenient for the work piece to break away from movable mould 11, accomplish the drawing of patterns operation promptly.

The spring is movably sleeved on the auxiliary ejector pin 16 and located between the shell 6 and the pressing plate 15, the original length of the spring is larger than the length of the limiting rod 14, the number of the driven pressing rods 1 is two, the two driven pressing rods 1 are symmetrically distributed relative to the shell 6, and the moving wheel 5 does not press the large head end of the driven pressing rod 1 any more in the die assembling process, so that the small head end of the driven pressing rod 1 is far away from the pressing plate 15.

The reset spring 17 is sleeved on the inserted rod 18, one end of the reset spring 17 is fixed on the movable seat 9, the inserted rod 18 loses the oppression of the fixed seat 8, the main ejector pin 3 is driven by the sliding plate 4 under the elastic action of the spring to restore the original position, the structure is compact, the use is convenient, the double-side ejection structure of the workpiece is designed, the power is saved, the workpiece is conveniently taken out, and the use requirements of personnel are met.

The working principle is as follows: the utility model discloses an injection mold slide demoulding mechanism is through external power device control pneumatic rod 7 work in the use, after the completion of moulding plastics, control pneumatic rod 7 drags movable seat 9 to remove, movable seat 9 drives movable mould 11 and removes, make movable mould 11 break away from fixed mould 12 gradually, at this moment, through the removal of movable seat 9, make the removal wheel 5 oppress the major part end of driven depression bar 1 gradually and make it keep away from casing 6, make driven depression bar 1 rotate through turning block 2, thereby make the minor part end of driven depression bar 1 press pressure plate 15, pressure plate 15 drives vice thimble 16 and slides on gag lever post 14, make vice thimble 16 outstanding fixed mould 12 inner wall, thereby make things convenient for the work piece to break away from fixed mould 12, the work piece is located movable mould 11 at this moment, in the process that movable seat 9 continues to move, inserted bar 18 and fixing base 8 contact each other, make fixing base 8 oppress inserted bar 18, the insert rod 18 drives the sliding plate 4 to slide on the connecting rod 10, so that the main ejector pin 3 protrudes out of the outer wall of the movable die 11 to facilitate the workpiece to be separated from the movable die 11, and the demolding operation is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an injection mold line position demoulding mechanism, includes driven depression bar (1), slide (4), casing (6), sliding seat (9), movable mould (11), fixed mould (12) and clamp plate (15), its characterized in that: one end of the shell (6) is movably provided with a pneumatic rod (7), a movable seat (9) is arranged on the pneumatic rod (7), a connecting rod (10) is arranged on the movable seat (9), the other end of the connecting rod (10) is fixed on a movable die (11), four corners of the movable die (11) are provided with slide rods (13), the slide rods (13) are slidably arranged on the shell (6), the sliding plate (4) is slidably arranged on the connecting rod (10), one end face of the sliding plate (4) is provided with a main thimble (3), the main thimble (3) is movably inserted in the movable die (11), the other end of the sliding plate (4) is welded with an inserting rod (18), the inserting rod (18) is inserted in the movable seat (9), the fixed die (12) is fixed at the other end of the shell (6), the fixed die (12) is matched with the movable die (11), one end face of the shell (6) far away from the pneumatic rod (7) is provided with a limiting rod, a pressing plate (15) is slidably mounted on the limiting rod (14), auxiliary ejector pins (16) are symmetrically arranged on the pressing plate (15), the auxiliary ejector pins (16) are movably inserted into the fixed die (12), a rotating block (2) is rotatably mounted at the middle position of the driven pressing rod (1), the rotating block (2) is fixed on the shell (6), and one end of the driven pressing rod (1) is in contact with the outer wall of the pressing plate (15).

2. The slide demolding mechanism of an injection mold according to claim 1, wherein: a fixing seat (8) is fixed on the shell (6) through a bolt, the position of the fixing seat (8) is matched with the position of an inserting rod (18), a reset spring (17) is sleeved on the inserting rod (18), and one end of the reset spring (17) is fixed on the movable seat (9).

3. The slide demolding mechanism of an injection mold according to claim 1, wherein: the auxiliary ejector pin (16) is movably sleeved with a spring, the spring is located between the shell (6) and the pressing plate (15), and the original length of the spring is larger than that of the limiting rod (14).

4. The slide demolding mechanism of an injection mold according to claim 1, wherein: the movable seat (9) is symmetrically provided with movable wheels (5) through bolts, and the movable wheels (5) are in contact with the outer wall of the other end of the driven pressure lever (1).

5. The slide demolding mechanism of an injection mold according to claim 1, wherein: the driven pressure lever (1) is designed in an L shape, and the cross section of one end, close to the movable seat (9), of the driven pressure lever (1) is larger than that of the other end of the driven pressure lever (1).

6. The slide demolding mechanism of an injection mold according to claim 1, wherein: the number of the driven pressure levers (1) is two, and the two driven pressure levers (1) are symmetrically distributed relative to the shell (6).