CN214645625U

CN214645625U - Direct-pressure type injection molding machine mold locking device

Info

Publication number: CN214645625U
Application number: CN202120328349.3U
Authority: CN
Inventors: 谢佛梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-11-09
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses a direct-pressure injection molding machine mold locking device, which comprises a fixed mold plate, a fixed mold and a movable mold, wherein the upper surface of the fixed mold plate is fixedly connected with four fixed rods, four fixed rods are sleeved with a movable mold plate, four fixed rods are fixedly connected with a motor bracket, the inner wall of the motor bracket is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a lead screw, the outer surface of the lead screw is in threaded connection with a lifting plate, the lower surface of the lifting plate is fixedly connected with two lifting rods, one side of the fixed mold plate opposite to the movable mold plate is fixedly connected with two buffer seats, one side of the fixed mold plate opposite to the movable mold plate is fixedly connected with an elastic bulge block, the device replaces the traditional oil cylinder and the like to carry out pushing operation through the arrangement of a series of structures, the mold locking effect is better, and the parting surface between the movable mold and the fixed mold can be prevented from generating gaps, the quality of the product is improved.

Description

Direct-pressure type injection molding machine mold locking device

Technical Field

The utility model relates to an injection molding machine technical field specifically is direct pressure formula injection molding machine mode locking device.

Background

An injection molding machine is also known as an injection molding machine or an injection machine. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. The device is divided into a vertical type, a horizontal type and a full-electric type. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity.

The mold locking mechanism of the injection molding machine in the market has many defects, under the condition of long-term use of the injection molding machine, a mold and a template cannot be tightly attached, the mold generates a gap on a parting surface under the action of mold expansion during injection, so that the formed product has the defects of flash and the like, the existing mold locking device generally realizes the action of pressing and closing the mold through an air pressure or hydraulic driving mode, but the modes have no self-locking capacity and are easily influenced by factors such as external power on-off and the like, the ejection action of the product is independently carried out without unity, the steps and the control difficulty are increased, and the integral processing efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vertical compression formula injection molding machine mode locking device 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: direct compression formula injection molding machine mode locking device, including fixed die plate, cover half and movable mould, four dead levers of last fixed surface fixedly connected with of fixed die plate, four the surface cover of dead lever is equipped with movable mould board, four the outer fixed surface of dead lever is connected with motor support, motor support's inner wall fixedly connected with driving motor, driving motor's output fixedly connected with lead screw, the surface threaded connection of lead screw has the lifter plate, two lifter of lower fixed surface fixedly connected with of lifter plate, the fixed die plate with two dashpots of equal fixedly connected with in the relative one side of movable mould board, the fixed die plate with the equal fixedly connected with elasticity bulge piece in the relative one side of movable mould board.

Preferably, four fixed plates are fixedly connected between the fixed rods, a bearing seat is movably mounted on the upper surface of each fixed plate, and one end, far away from the driving motor, of the screw rod is fixedly connected to the inner ring of the bearing seat.

Preferably, two through holes are formed in the outer surface of the fixing plate, and the lifting rod extends to the lower surface of the fixing plate through the through holes.

Preferably, two correspond the buffer slot has all been seted up to one side that the buffer seat is relative, two sliding connection has the slide between the buffer slot, just the cover half with the movable mould respectively with corresponding slide fixed connection.

Preferably, the number of the elastic convex blocks is not less than twenty, and the elastic convex blocks are symmetrically distributed on the outer surface of one side, opposite to the fixed template and the movable template, at equal intervals.

Preferably, the lower surface of the fixed die plate is fixedly connected with a plurality of buffer columns, the plurality of buffer columns are uniformly distributed on the lower surface of the fixed die plate, and the bottom ends of the plurality of buffer columns are fixedly connected with anti-skid pads.

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

1. the utility model discloses simple structure, through being provided with driving motor, driving motor work has driven the lead screw and has rotated, and then has driven the lifter plate to move down, has driven the movable mould board through the lifter to move down to can the movable mould move down until contacting with the cover half, because the lead screw has the ability of auto-lock, replaced traditional hydro-cylinder etc. and promoted the operation, can make the mode locking effect better;

2. the utility model discloses an at the equal protruding piece of fixedly connected with elasticity in one side that fixed die plate and movable mould board are relative, can play fine elasticity effect through a plurality of protruding pieces of elasticity, the protruding piece of elasticity can play predeformation's effect for the movable mould board plays the effect of comprehensive support to movable mould, fixed die plate to the cover half, makes the die joint of movable mould and cover half between the mode locking back can not produce the gap, improves the quality of product.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the fixing plate of the present invention.

In the figure: 1. fixing a template; 2. fixing a mold; 3. moving the mold; 4. fixing the rod; 5. moving the template; 6. a motor bracket; 7. a drive motor; 8. a screw rod; 9. a fixing plate; 10. a bearing seat; 11. a lifting plate; 12. a lifting rod; 13. perforating; 14. a buffer seat; 15. a buffer tank; 16. an elastic bump; 17. a slide plate; 18. and (7) buffering the column.

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: direct-pressure injection molding machine mode locking device, including fixed die plate 1, cover half 2 and movable mould 3, the last fixed surface of fixed die plate 1 is connected with four dead levers 4, the surface cover of four dead levers 4 is equipped with movable mould board 5, the surface fixed connection of four dead levers 4 has motor support 6, the inner wall fixedly connected with driving motor 7 of motor support 6, driving motor 7's model is YE2-80M1-2, driving motor 7's output fixedly connected with lead screw 8, the surface threaded connection of lead screw 8 has lifter plate 11, two lifter 12 of lower fixed surface fixedly connected with of lifter plate 11, two buffing pads 14 of the equal fixedly connected with of one side that fixed die plate 1 and movable mould board 5 are relative, the equal fixedly connected with elasticity bulge 16 of one side that fixed die plate 1 and movable mould board 5 are relative.

Specifically, as shown in fig. 1 to 3, a fixing plate 9 is fixedly connected between four fixing rods 4, a bearing seat 10 is movably mounted on the upper surface of the fixing plate 9, one end of a screw 8, which is far away from a driving motor 7, is fixedly connected to the inner ring of the bearing seat 10, so that the stability is improved, the screw 8 can be stably rotated when the driving motor 7 rotates, the lifting plate 11 can be stably driven to move up and down, the parting surface connection when the fixed die 2 and the movable die 3 are in contact is more tight, and a gap is prevented from being generated.

Specifically, as shown in fig. 1-3, two through holes 13 are formed in the outer surface of the fixing plate 9, and the lifting rod 12 extends to the lower surface of the fixing plate 9 through the through holes 13, so that the lifting rod 12 can conveniently penetrate through the fixing plate 9.

Specifically, as shown in fig. 1 to 3, buffer slots 15 are respectively formed in opposite sides of two corresponding buffer seats 14, a sliding plate 17 is connected between the two buffer slots 15 in a sliding manner, and the fixed die plate 2 and the movable die 3 are respectively fixedly connected with the corresponding sliding plates 17 to play a sliding role, so that a certain stroke and a certain buffer distance can be generated between the movable die plate 5 and the movable die 3, and between the fixed die plate 1 and the fixed die 2, and a good buffer effect can be achieved.

Specifically, as shown in fig. 1-3, the number of the elastic protruding blocks 16 is not less than twenty, and the elastic protruding blocks are symmetrically distributed on the outer surface of one side of the fixed die plate 1 opposite to the movable die plate 5 at equal intervals, so that a good elastic effect can be achieved through the elastic protruding blocks 16, the elastic protruding blocks 16 can play a role in predeformation, the movable die plate 5 can fully support the movable die 3 and the fixed die plate 1 on the fixed die 2, gaps can not be formed in the parting surface of the movable die and the fixed die after the die is locked, and the product quality is improved.

Specifically, as shown in fig. 1 to 3, the lower surface of the fixed die plate 1 is fixedly connected with a plurality of buffer columns 18, the plurality of buffer columns 18 are uniformly distributed on the lower surface of the fixed die plate 1, and the bottom ends of the plurality of buffer columns 18 are fixedly connected with anti-slip pads to play a role in buffering and stabilizing.

The working principle is as follows: when the utility model is used, the safety of the device is checked before the device is used, after the device is installed, the driving motor 7 is arranged, the driving motor 7 drives the screw rod 8 to rotate, the lifting plate 11 is driven to move downwards, the movable template 5 is driven to move downwards through the lifting rod 12, so that the movable template 3 can move downwards until contacting with the fixed template 2, the screw rod 8 has self-locking capability and replaces the traditional oil cylinder to push, the mold locking effect can be better, the elastic convex blocks 16 are fixedly connected on one opposite sides of the fixed template 1 and the movable template 5, the elastic convex blocks 16 can play a good elastic effect, the elastic convex blocks 16 can play a role of predeformation, so that the movable template 5 plays a role of comprehensively supporting the movable template 3 and the fixed template 1 on the fixed template 2, and the parting surface of the movable template 3 and the fixed template 2 can not generate gaps after the mold locking, the quality of the product is improved.

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. Direct pressure formula injection molding machine mode locking device, including fixed die plate (1), cover half (2) and movable mould (3), its characterized in that: the utility model discloses a fixed die plate, including the last fixed surface of fixed die plate (1) four dead levers (4), four the surface cover of dead lever (4) is equipped with movable mould board (5), four the outer fixed surface of dead lever (4) is connected with motor support (6), the inner wall fixedly connected with driving motor (7) of motor support (6), the output fixedly connected with lead screw (8) of driving motor (7), the surface threaded connection of lead screw (8) has lifter plate (11), two lifter (12) of lower fixed surface fixedly connected with of lifter plate (11), fixed die plate (1) with two buffer bases (14) of the equal fixedly connected with in one side that movable die plate (5) is relative, fixed die plate (1) with the equal fixedly connected with elasticity bulge (16) in one side that movable die plate (5) is relative.

2. The mold clamping device of a direct-pressure injection molding machine according to claim 1, wherein: four fixedly connected with fixed plate (9) between dead lever (4), the upper surface movable mounting of fixed plate (9) has bearing frame (10), the one end fixed connection that driving motor (7) were kept away from in lead screw (8) is in on the inner circle of bearing frame (10).

3. The mold clamping device of a direct-pressure injection molding machine according to claim 2, wherein: two through holes (13) are formed in the outer surface of the fixing plate (9), and the lifting rod (12) extends to the lower surface of the fixing plate (9) through the through holes (13).

4. The mold clamping device of a direct-pressure injection molding machine according to claim 1, wherein: buffer slot (15), two have all been seted up to one side that buffer seat (14) are relative two correspond sliding connection has slide (17) between buffer slot (15), just cover half (2) with movable mould (3) respectively with correspond slide (17) fixed connection.

5. The mold clamping device of a direct-pressure injection molding machine according to claim 1, wherein: the number of the elastic convex blocks (16) is not less than twenty, and the elastic convex blocks are symmetrically distributed on the outer surface of one side, opposite to the fixed template (1) and the movable template (5), at equal intervals.

6. The mold clamping device of a direct-pressure injection molding machine according to claim 1, wherein: the lower surface of the fixed die plate (1) is fixedly connected with a plurality of buffer columns (18), the buffer columns (18) are uniformly distributed on the lower surface of the fixed die plate (1), and the bottom ends of the buffer columns (18) are fixedly connected with anti-slip pads.