CN211917600U

CN211917600U - Multidirectional sequential core-pulling injection mold

Info

Publication number: CN211917600U
Application number: CN202020248070.XU
Authority: CN
Inventors: 陈清培
Original assignee: Dongguan Zealwin Electronic Co ltd
Current assignee: Dongguan Zealwin Electronic Co ltd
Priority date: 2020-03-03
Filing date: 2020-03-03
Publication date: 2020-11-13
Anticipated expiration: 2030-03-03

Abstract

The utility model discloses a multidirectional sequence core-pulling injection mold, which comprises a base, a connecting plate, a movable mold seat and a fixed mold seat, and has simple and reasonable structural design, during operation, a motor drives a lead screw to rotate after injection molding, so that a guide rail drives the movable mold seat to move leftwards to open a mold, a guide rod is matched with a circular groove in the fixed mold, and the accuracy of a mold closing position is ensured during mold closing so as to prevent the influence on the processing precision of the mold; the third spring drives the guide rod and the round block to move rightwards, so that the mounting seat and the connecting rod move upwards, and core pulling is carried out on the injection molding piece; the guide rail drives the movable die holder and the movable die to continuously move leftwards, and the ejector rod enables the first trapezoidal block to move rightwards, so that the injection molding part is discharged, the structure is simple, and the use is convenient.

Description

Multidirectional sequential core-pulling injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold looses core in multidirectional order.

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 also 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.

When the existing multidirectional sequential core-pulling injection mold is used for injection molding of the bearing seat, the structure is large, and the use is complex; after the die is used for a period of time, the machining precision of the die is influenced; the injection molding is inconvenient to be discharged. Accordingly, one skilled in the art provides a multi-directional sequential core back injection mold to solve the problems set forth in the background art.

Disclosure of Invention

An object of the utility model is to provide a multidirectional order injection mold 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 multi-directional sequential core-pulling injection mold comprises a base, a connecting plate, a movable mold base and a fixed mold base, wherein the left side of the upper end of the base is provided with the connecting plate, the right side above the connecting plate is provided with a vertical plate, and top rods are arranged on the upper side and the lower side of the right end of the vertical plate; a motor is arranged at the center of the left end of the base, a screw rod is arranged on an output shaft of the motor, polished rods are arranged on the upper side and the lower side of the screw rod, guide rails are arranged on the screw rod and the polished rods, and a movable die holder is arranged at the upper ends of the guide rails; transverse plates are arranged on the upper side and the lower side of the movable die holder, a first through hole is formed in each transverse plate, a connecting rod is arranged in each first through hole, a second trapezoidal block is arranged at the lower end of each connecting rod, and a baffle is arranged at the upper end of each connecting rod; a movable die is arranged at the center of the right end of the movable die seat, a cylinder is arranged at the center in the movable die, and a first trapezoidal block is arranged at the right end of the center in the movable die; a mounting groove is formed in the first trapezoid block, mounting plates are arranged on the upper side and the lower side of the mounting groove, through grooves are formed in the left side and the right side of the mounting plate, a connecting rod is arranged in each through groove, and a mounting seat is arranged at the upper end of each connecting rod; the upper end and the lower end in the mounting groove are provided with second through holes, guide rods are arranged in the second through holes, the left ends of the guide rods are provided with fixed blocks, and the left ends of the fixed blocks are provided with round blocks; a fixed die seat is arranged on the right side of the upper end of the base, and a fixed die is arranged on the left side above the fixed die seat; circular grooves are formed in the upper side and the lower side of the fixed die and matched with the guide rods; and a sprue bush is arranged on the right side above the fixed die seat.

As a further aspect of the present invention: a first spring is arranged on the connecting rod, and the lower end of the first spring is fixedly connected with the first trapezoid block; the upper end of the first spring is fixedly connected with the transverse plate.

As a further aspect of the present invention: and a second spring is arranged on the connecting rod, and the upper end and the lower end of the second spring are respectively fixedly connected with the mounting seat and the mounting plate.

As a further aspect of the present invention: and a third spring is arranged on the left side of the guide rod, and the left end and the right end of the third spring are respectively fixedly connected with the fixed block and the first trapezoid block.

As a further aspect of the present invention: and grooves are formed in the upper side and the lower side of the movable die seat and the movable die, and the grooves are matched with the ejector rods.

As a further aspect of the present invention: the motor is electrically connected with an external power supply through a lead.

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

1. the utility model discloses the during operation, the motor drives the lead screw and rotates behind the injection moulding, makes the guide rail drive movable mould seat to the leftward movement, carries out the die sinking, and the guide arm cooperatees with the circular recess in the fixed mould, guarantees the accuracy of compound die position when the compound die to prevent to cause the influence to the machining precision of mould.

2. The utility model discloses the during operation, third spring drive guide arm, circular block move right, make mount pad, connecting rod rebound to loose core injection molding.

3. The utility model discloses the during operation, guide rail drive movable mould seat, movable mould continue to move left, and the ejector pin makes first trapezoidal piece move right to carry out the ejection of compact, simple structure, convenient to use to the injection molding.

Drawings

Fig. 1 is a schematic structural diagram of a multi-directional sequential core-pulling injection mold.

FIG. 2 is a schematic structural diagram of a in a multi-directional sequential core-pulling injection mold.

In the figure: the device comprises a base 1, a connecting plate 2, a vertical plate 3, an ejector rod 4, a movable die holder 5, a movable die 6, a transverse plate 7, a connecting rod 8, a first spring 9, a fixed die holder 10, a fixed die 11, a motor 12, a screw rod 13, a guide rail 14, a mounting groove 15, a mounting plate 16, a connecting rod 17, a second spring 18, a mounting seat 19, a guide rod 20, a third spring 21, a fixed block 22, a circular block 23 and a first trapezoidal block 24.

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.

Referring to fig. 1-2, in an embodiment of the present invention, a multi-directional sequential core-pulling injection mold includes a base 1, a connecting plate 2, a movable mold base 5 and a fixed mold base 10, wherein the connecting plate 2 is disposed on the left side of the upper end of the base 1, a vertical plate 3 is disposed on the right side above the connecting plate 2, and top rods 4 are disposed on the upper and lower sides of the right end of the vertical plate 3; a motor 12 is arranged at the center of the left end of the base 1, a screw rod 13 is arranged on an output shaft of the motor 12, polished rods are arranged on the upper side and the lower side of the screw rod 13, guide rails 14 are arranged on the screw rod 13 and the polished rods, and a movable die holder 5 is arranged at the upper ends of the guide rails 14; transverse plates 7 are arranged on the upper side and the lower side of the movable die holder 5, a first through hole is formed in each transverse plate 7, a connecting rod 8 is arranged in each first through hole, a second trapezoidal block is arranged at the lower end of each connecting rod 8, and a baffle is arranged at the upper end of each connecting rod 8; a movable die 6 is arranged at the center of the right end of the movable die holder 5, a cylinder is arranged at the center of the inner part of the movable die 6, and a first trapezoidal block 24 is arranged at the right end of the center of the inner part of the movable die 6; an installation groove 15 is formed in the first trapezoid block 24, installation plates 16 are arranged on the upper side and the lower side of the installation groove 15, through grooves are formed in the left side and the right side of the installation plates 16, connecting rods 17 are arranged in the through grooves, and installation seats 19 are arranged at the upper ends of the connecting rods 17; second through holes are formed in the upper end and the lower end of the mounting groove 15, a guide rod 20 is arranged in each second through hole, a fixing block 22 is arranged at the left end of each guide rod 20, and a round block 23 is arranged at the left end of each fixing block 22; a fixed die holder 10 is arranged on the right side of the upper end of the base 1, and a fixed die 11 is arranged on the left side above the fixed die holder 10; circular grooves are formed in the upper side and the lower side of the fixed die 11 and matched with the guide rods 20; a sprue bush is arranged on the right side above the fixed die holder 10.

A first spring 9 is arranged on the connecting rod 8, and the lower end of the first spring 9 is fixedly connected with the first trapezoid block; the upper end of the first spring 9 is fixedly connected with the transverse plate 7.

And a second spring 18 is arranged on the connecting rod 17, and the upper end and the lower end of the second spring 18 are respectively fixedly connected with the mounting seat 19 and the mounting plate 16.

A third spring 21 is arranged on the left side of the guide rod 20, and the left end and the right end of the third spring 21 are respectively fixedly connected with the fixed block 22 and the first trapezoidal block 24.

The upper side and the lower side of the inner parts of the movable die holder 5 and the movable die 6 are both provided with grooves, and the grooves are matched with the ejector rods 4.

The motor 12 is electrically connected to an external power source through a wire.

The utility model discloses a theory of operation is:

the utility model relates to a multidirectional sequence injection mold of loosing core, during operation, motor 12 drives lead screw 13 to rotate after injection moulding, makes guide rail 14 drive movable mould base 5 to move left, carries out the die sinking, and guide arm 20 matches with the circular recess in cover half 11, guarantees the accuracy of compound die position when compound die to prevent to cause the influence to the machining precision of mould; the third spring 21 drives the guide rod 20 and the circular block 23 to move rightwards, so that the mounting seat 19 and the connecting rod 17 move upwards, and core pulling is carried out on the injection molding piece; the guide rail 14 drives the movable die holder 5 and the movable die 6 to move leftwards continuously, and the ejector rod 4 drives the first trapezoidal block 24 to move rightwards, so that the injection molding part is discharged, the structure is simple, and the use is convenient.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A multi-directional sequential core-pulling injection mold comprises a base (1), a connecting plate (2), a movable mold base (5) and a fixed mold base (10), and is characterized in that the connecting plate (2) is arranged on the left side of the upper end of the base (1), a vertical plate (3) is arranged on the right side above the connecting plate (2), and ejector rods (4) are arranged on the upper side and the lower side of the right end of the vertical plate (3); a motor (12) is arranged at the center of the left end of the base (1), an output shaft of the motor (12) is provided with a screw rod (13), polished rods are arranged on the upper side and the lower side of the screw rod (13), guide rails (14) are arranged on the screw rod (13) and the polished rods, and a movable die holder (5) is arranged at the upper end of each guide rail (14); transverse plates (7) are arranged on the upper side and the lower side of the movable die holder (5), a first through hole is formed in each transverse plate (7), a connecting rod (8) is arranged in each first through hole, a second trapezoidal block is arranged at the lower end of each connecting rod (8), and a baffle is arranged at the upper end of each connecting rod (8); a movable die (6) is arranged at the center of the right end of the movable die holder (5), a cylinder is arranged at the center of the inner part of the movable die (6), and a first trapezoidal block (24) is arranged at the right end of the center of the inner part of the movable die (6); a mounting groove (15) is formed in the first trapezoid block (24), mounting plates (16) are arranged on the upper side and the lower side in the mounting groove (15), through grooves are formed in the left side and the right side in the mounting plates (16), connecting rods (17) are arranged in the through grooves, and mounting seats (19) are arranged at the upper ends of the connecting rods (17); second through holes are formed in the upper end and the lower end of the mounting groove (15), a guide rod (20) is arranged in each second through hole, a fixing block (22) is arranged at the left end of each guide rod (20), and a round block (23) is arranged at the left end of each fixing block (22); a fixed die holder (10) is arranged on the right side of the upper end of the base (1), and a fixed die (11) is arranged on the left side above the fixed die holder (10); circular grooves are formed in the upper side and the lower side of the fixed die (11) and matched with the guide rods (20); a sprue bush is arranged on the right side above the fixed die seat (10).

2. The multi-directional sequential core pulling injection mold according to claim 1, wherein a first spring (9) is arranged on the connecting rod (8), and the lower end of the first spring (9) is fixedly connected with the first trapezoid block; the upper end of the first spring (9) is fixedly connected with the transverse plate (7).

3. A multi-directional sequential core-pulling injection mold according to claim 1, wherein a second spring (18) is arranged on the connecting rod (17), and the upper end and the lower end of the second spring (18) are respectively fixedly connected with the mounting seat (19) and the mounting plate (16).

4. The multi-directional sequential core pulling injection mold according to claim 1, wherein a third spring (21) is arranged on the left side of the guide rod (20), and the left end and the right end of the third spring (21) are fixedly connected with the fixing block (22) and the first trapezoidal block (24) respectively.

5. A multi-directional sequential core-pulling injection mold according to claim 1, wherein grooves are formed in the upper side and the lower side of the movable mold seat (5) and the movable mold (6), and the grooves are matched with the ejector rods (4).

6. A multi-directional sequential core pulling injection mold according to claim 1, wherein the motor (12) is electrically connected with an external power source through a lead.