CN213055830U

CN213055830U - Secondary core pulling structure of injection mold

Info

Publication number: CN213055830U
Application number: CN202020815416.XU
Authority: CN
Inventors: 邱竹全; 邱广全; 邱威全
Original assignee: Dongyuan Chengyuda Technology Co ltd
Current assignee: Dongyuan Chengyuda Technology Co ltd
Priority date: 2020-05-16
Filing date: 2020-05-16
Publication date: 2021-04-27
Anticipated expiration: 2030-05-16

Abstract

The utility model discloses an injection mold secondary structure of loosing core, which comprises a fixing frame, the inside intermediate position department of mount installs the cylinder, the output of cylinder is provided with the push pedal, the four corners department at push pedal top all is provided with the push rod that runs through to the mount top, the top of mount is provided with the fixed plate, the inside four corners department of fixed plate all is provided with the movable rod that runs through to the mount top, the outside that the movable rod is located fixed plate top one end is provided with the spring. The utility model discloses a cylinder promotes the push pedal and removes, and the push pedal drives the push rod and removes, and the push rod promotes fixed plate and mount separation, and the fixed plate takes place the activity through movable hole and movable rod, drives the push rod through the push pedal and moves down, exerts a decurrent pressure to the dead lever through the spring, and the effect of rethread ejector pin, the ejector pin is ejecting with the formed part from the shaping groove, is convenient for take out the formed part from the shaping groove, has improved injection mold's work efficiency.

Description

Secondary core pulling structure of injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold secondary structure of loosing core.

Background

The injection mold mainly comprises a female mold with a variable cavity, which is composed of a female mold combined substrate, a female mold component and a female mold combined clamping plate, and a male mold with a variable core, which is composed of a male mold combined substrate, a male mold component, a male mold combined clamping plate, a cavity cut-off component and a side cut-off combined plate, wherein the male mold, the female mold and an auxiliary molding system are coordinated and changed to process series plastic parts with different shapes and sizes.

Most of current injection mold simple structure, and can only carry out injection moulding, need artifically to pull out the formed part from injection mold, artifical work efficiency is lower, and the work efficiency that leads to injection mold is lower, and injection mold's the effect of loosing core is relatively poor, and the practicality is relatively poor, inconvenient people's use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold secondary structure of loosing core to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a secondary core pulling structure of an injection mold comprises a fixed frame, wherein a cylinder is installed at the middle position inside the fixed frame, a push plate is arranged at the output end of the cylinder, push rods penetrating to the top of the fixed frame are arranged at the four corners of the top of the push plate, a fixed plate is arranged at the top of the fixed frame, movable rods penetrating to the top of the fixed frame are arranged at the four corners inside the fixed plate, springs are arranged at the outer sides of the ends, located at the top of the fixed plate, of the movable rods, a plurality of groups of forming grooves are formed in the fixed plate, a plurality of groups of ejector rods penetrating to the bottoms of the forming grooves are arranged at the middle position of the top of the fixed frame, a supporting frame is arranged above the top of the fixed frame, a hydraulic cylinder is installed at the middle position of the top of the, the both sides at carriage top all are provided with spacing hole, the both sides at profiled sheeting top all are provided with the gag lever post that runs through to spacing downthehole portion.

Preferably, the inside of mount is provided with the mounting groove, the cylinder passes through mounting groove and mount fixed connection, push pedal and push rod welded connection, the push rod passes through push pedal and cylinder welded connection.

Preferably, the position department that the fixed plate is located the movable rod all is provided with the activity hole, the fixed plate passes through activity hole and movable rod swing joint, movable rod and mount welded connection, the top of movable rod is provided with the stopper.

Preferably, the bottom in shaping groove is provided with the movable hole that runs through to the fixed plate bottom, ejector pin and mount welded connection, the ejector pin passes through movable hole and fixed plate swing joint, the shaping piece is located directly over the shaping groove.

Preferably, the support frame is welded with the fixing frame, the molding block is matched with the molding groove, the molding plate is detachably connected with the fixing plate through the molding groove and the molding block, and the hydraulic cylinder is fixedly connected with the fixing frame through the support frame.

Preferably, the limiting rod is connected with the forming plate in a welding mode, and the forming plate is movably connected with the supporting frame through the limiting hole and the limiting rod.

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

1. the utility model discloses a cylinder promotes the push pedal and removes, and the push pedal drives the push rod and removes, and the push rod promotes fixed plate and mount separation, and the fixed plate takes place the activity through activity hole and movable rod, drives the push rod through the push pedal and moves down, exerts a downward pressure to the dead lever through the spring, and then through the effect of ejector pin, the ejector pin is ejecting the formed part from the shaping groove, is convenient for take out the formed part from the shaping groove, has improved injection mold's work efficiency;

2. the utility model discloses a pneumatic cylinder drives the profiled sheeting and reciprocates, and through mutually supporting of spacing hole and spacing hole, carries on spacingly to the profiled sheeting, makes the removal of profiled sheeting more stable, and the profiled sheeting drives profiled block card and goes into the shaping inslot portion, through shaping piece and shaping groove phase-match, makes things convenient for people's use, has improved injection mold secondary structure of loosing core's practicality.

Drawings

Fig. 1 is a sectional view of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a front view of the present invention.

In the figure: 1. a fixed mount; 2. a cylinder; 3. pushing the plate; 4. a push rod; 5. a fixing plate; 6. a top rod; 7. A movable rod; 8. a spring; 9. forming a groove; 10. a support frame; 11. a hydraulic cylinder; 12. forming a plate; 13. Forming a block; 14. a limiting hole; 15. a limiting rod.

The utility model provides an instrument all can obtain through market purchase and private customization:

a cylinder: SC60-25

Hydraulic cylinder: MOB

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

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.

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.

Referring to fig. 1-3, the present invention provides an embodiment of a secondary core-pulling structure of an injection mold: a secondary core-pulling structure of an injection mold comprises a fixed frame 1, wherein a cylinder 2 is installed at the middle position inside the fixed frame 1, the output end of the cylinder 2 is provided with a push plate 3, four corners at the top of the push plate 3 are all provided with push rods 4 penetrating to the top of the fixed frame 1, the top of the fixed frame 1 is provided with a fixed plate 5, four corners inside the fixed plate 5 are all provided with movable rods 7 penetrating to the top of the fixed frame 1, the outer sides of the movable rods 7, which are positioned at one end of the top of the fixed plate 5, are provided with springs 8, the inside of the fixed plate 5 is provided with a plurality of groups of molding grooves 9, the middle position at the top of the fixed frame 1 is provided with a plurality of groups of ejector rods 6 penetrating to the bottoms of the molding grooves 9, a support frame 10 is arranged above the top of the fixed frame 1, both sides at the top of support frame 10 all are provided with spacing hole 14, and both sides at the top of profiled sheeting 12 all are provided with the gag lever post 15 that runs through to spacing hole 14 inside.

Please refer to fig. 1 and fig. 2, a mounting groove is disposed inside the fixing frame 1, the cylinder 2 is fixedly connected to the fixing frame 1 through the mounting groove, the cylinder 2 is fixedly secured, the push plate 3 is welded to the push rod 4, and the push rod 4 is welded to the cylinder 2 through the push plate 3, so as to drive the push plate 3 to move.

Please refer to fig. 1 and fig. 3, the position of the fixed plate 5 on the movable rod 7 is provided with a movable hole, the fixed plate 5 is movably connected with the movable rod 7 through the movable hole, so as to facilitate the molding of the injection mold, the movable rod 7 is welded with the fixed frame 1, and the top of the movable rod 7 is provided with a limit block for limiting the spring 8.

Please refer to fig. 1 and fig. 3, the bottom of the forming groove 9 is provided with a movable hole penetrating to the bottom of the fixing plate 5, the ejector rod 6 is welded to the fixing frame 1, the ejector rod 6 is movably connected to the fixing plate 5 through the movable hole, so as to be convenient for taking out the formed part in the forming groove 9, and the forming block 13 is located right above the forming groove 9, so as to be convenient for forming.

Please refer to fig. 1 and fig. 2, the supporting frame 10 is welded to the fixing frame 1, the forming block 13 is matched with the forming groove 9, the forming plate 12 is detachably connected to the fixing plate 5 through the forming groove 9 and the forming block 13, and the hydraulic cylinder 11 is fixedly connected to the fixing frame 1 through the supporting frame 10 to fix the hydraulic cylinder 11 firmly.

Please refer to fig. 1 and fig. 3, the limiting rod 15 is welded to the forming plate 12, the forming plate 12 is movably connected to the supporting frame 10 through the limiting hole 14 and the limiting rod 15, and the forming plate 12 is limited through the limiting hole 14 and the limiting rod 15, so that the forming plate 12 moves more stably.

The working principle is as follows: when the utility model is used, the power is switched on, the cylinder 2 is started, the cylinder 2 pushes the push plate 3 to move, the push plate 3 drives the push rod 4 to move, the push rod 4 pushes the fixed plate 5 to separate from the fixed frame 1, the fixed plate 5 moves with the movable rod 7 through the movable hole, the top of the ejector rod 6 is level with the bottom of the molding groove 9, then the material is put into the molding groove 9, the hydraulic cylinder 11 is started, the hydraulic cylinder 11 drives the molding plate 12 to move up and down, and the molding plate 12 is limited through the mutual matching of the limiting hole 15 and the limiting hole 14, so that the movement of the molding plate 12 is more stable, the molding plate 12 drives the molding block 13 to be clamped into the molding groove 9, the molding block 13 is matched with the molding groove 9 through the molding block 13, the injection molding is realized, after the injection molding is finished, the molding block 13 is separated from the molding groove 9 through the hydraulic cylinder 11, apply a decurrent pressure to dead lever 5 through spring 8, rethread ejector pin 6's effect, ejector pin 6 is ejecting from shaping groove 9 with the formed part, is convenient for take out the formed part from shaping groove 9, has improved injection mold's work efficiency, makes things convenient for people's use, has improved injection mold secondary structure's practicality of loosing core.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. 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 secondary structure of loosing core, includes mount (1), its characterized in that: the air cylinder (2) is installed at the middle position of the inside of the fixing frame (1), the push plate (3) is arranged at the output end of the air cylinder (2), push rods (4) penetrating through the top of the fixing frame (1) are arranged at four corners of the top of the push plate (3), a fixing plate (5) is arranged at the top of the fixing frame (1), movable rods (7) penetrating through the top of the fixing frame (1) are arranged at four corners of the inside of the fixing plate (5), springs (8) are arranged on the outer sides of the movable rods (7) at one end of the top of the fixing plate (5), a plurality of groups of forming grooves (9) are arranged in the fixing plate (5), a plurality of groups of ejector rods (6) penetrating through the bottoms of the forming grooves (9) are arranged at the middle position of the top of the fixing frame (1), a support frame (10) is arranged above the top of the fixing frame (1, the output of pneumatic cylinder (11) is provided with profiled sheeting (12), the bottom of profiled sheeting (12) is provided with multiunit shaping piece (13), the both sides at support frame (10) top all are provided with spacing hole (14), the both sides at profiled sheeting (12) top all are provided with and run through to inside gag lever post (15) in spacing hole (14).

2. The secondary core pulling structure of the injection mold according to claim 1, characterized in that: the inside of mount (1) is provided with the mounting groove, cylinder (2) are through mounting groove and mount (1) fixed connection, push pedal (3) and push rod (4) welded connection, push rod (4) are through push pedal (3) and cylinder (2) welded connection.

3. The secondary core pulling structure of the injection mold according to claim 1, characterized in that: the utility model discloses a fixing device for a motor vehicle, including fixed plate (5), fixed plate (7), movable rod (7), fixed plate (5) are located the position department of movable rod (7) and all are provided with the activity hole, fixed plate (5) are through activity hole and movable rod (7) swing joint, movable rod (7) and mount (1) welded connection, the top of movable rod (7) is provided with the stopper.

4. The secondary core pulling structure of the injection mold according to claim 1, characterized in that: the bottom in shaping groove (9) is provided with the movable hole that runs through to fixed plate (5) bottom, ejector pin (6) and mount (1) welded connection, ejector pin (6) are through movable hole and fixed plate (5) swing joint, shaping piece (13) are located shaping groove (9) directly over.

5. The secondary core pulling structure of the injection mold according to claim 1, characterized in that: support frame (10) and mount (1) welded connection, shaping piece (13) and shaping groove (9) phase-match, shaping board (12) can be dismantled with fixed plate (5) through shaping groove (9) and shaping piece (13) and be connected, pneumatic cylinder (11) are through support frame (10) and mount (1) fixed connection.

6. The secondary core pulling structure of the injection mold according to claim 1, characterized in that: the limiting rod (15) is connected with the forming plate (12) in a welding mode, and the forming plate (12) is movably connected with the supporting frame (10) through the limiting hole (14) and the limiting rod (15).