CN219360194U

CN219360194U - Plastic housing processing die easy to demould

Info

Publication number: CN219360194U
Application number: CN202320242888.4U
Authority: CN
Inventors: 张立强; 王富花; 高同平; 胡方硕; 高金贵
Original assignee: Jinan Liqiang Mould Co ltd
Current assignee: Jinan Liqiang Mould Co ltd
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-07-18
Anticipated expiration: 2033-02-17

Abstract

The utility model relates to the technical field of plastic shell processing, and discloses a plastic shell processing die easy to demould, wherein a demould base mechanism is arranged in a fixed groove and consists of a first base and a second base; the upper surfaces of the first base and the second base are respectively provided with a demolding ejection mechanism, the demolding ejection mechanisms comprise mounting rods symmetrically mounted on the upper surfaces of the first base and the second base, the upper ends of the mounting rods are provided with moving rods, and demolding ejector rods are arranged outside the moving rods. According to the utility model, gas can enter the mounting rod from the gas charging pipe through the work of the external gas pump, so that the movable rod and the floating plate arranged at the bottom end of the movable rod can move upwards through the increase of the gas pressure, and meanwhile, the distance between the demoulding ejector rod and the movable rod can be increased through the arrangement of the electric telescopic rod, so that the plastic shell can move upwards from the die cavity and then be ejected.

Description

Plastic housing processing die easy to demould

Technical Field

The utility model relates to the technical field of plastic shell processing, in particular to a plastic shell processing die easy to demould.

Background

Plastic housing processing, also called plastic molding processing, is mainly a process of converting synthetic resin or plastic into plastic products, and is generally injection molded by an injection mold during plastic housing processing, and after the plastic housing is molded in the injection mold, the housing is easily ejected out of the mold, which affects the ejection speed, so that it is necessary to increase the ejection speed of the injection mold in order to increase the working efficiency.

Chinese patent discloses a plastics mold processing (grant bulletin number CN 215849381U), this patent technology is through opening biax servo motor, biax servo motor output drives both sides threaded rod and rotates, drive left and right sides sleeve and remove in opposite directions when the threaded rod rotates, drive its top pushing block and move together when the sleeve removes, the gyro wheel promotes the diaphragm and reciprocates under the effect of spacing spout when pushing the piece to remove, and then make the jacking rod promote the jack-up plate with the inside mould of mould groove wholly jack-up, the purpose of the drawing of patterns of being convenient for has been reached, the use of user has been made things convenient for.

However, the plastic shell is disadvantageous in view of the above-mentioned patent, and the plastic shell is complicated in structure, and the efficiency of the mode of driving the threaded rod to rotate by the motor during demolding is low, so that the production efficiency of the plastic shell is easily affected. Accordingly, one skilled in the art would be able to provide a plastic housing tooling mold that is easy to demold to solve the problems set forth in the background.

Disclosure of Invention

The utility model aims to provide a plastic shell processing die easy to demould so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the plastic shell processing die comprises a lower die holder and an upper die holder arranged above the lower die holder, wherein an upper die is arranged on the lower surface of the upper die holder, a die cavity is formed in the upper surface of the lower die holder, and fixing grooves are formed in two sides of the lower die holder;

the inside of the fixed groove is provided with a demoulding base mechanism, the demoulding base mechanism consists of a first base and a second base, and the first base and the second base are slidably arranged in the fixed groove;

the upper surfaces of the first base and the second base are respectively provided with a demolding ejection mechanism, the demolding ejection mechanisms comprise mounting rods symmetrically mounted on the upper surfaces of the first base and the second base, the upper ends of the mounting rods are provided with moving rods, and demolding ejector rods are arranged outside the moving rods.

As still further aspects of the utility model: the lower surfaces of the first base and the second base are respectively provided with a connecting plate, the lower surfaces of the connecting plates are provided with sliding plates, and the inside of the fixed groove is provided with a mounting sliding groove which slides with the sliding plates.

As still further aspects of the utility model: the inside of slide is provided with first magnet, the inside of fixed slot is provided with the second magnet, first magnet is opposite with the magnetic pole of second magnet.

As still further aspects of the utility model: the clamping pins are symmetrically arranged on one side of the first base, and clamping grooves which are mutually clamped with the clamping pins are formed on one side of the second base.

As still further aspects of the utility model: the outside of the mounting rod is provided with an inflation tube, and one end of the inflation tube is connected with an external air pump.

As still further aspects of the utility model: the movable groove is formed in the mounting rod, and the floating plate is arranged at the lower end of the movable rod in the movable groove.

As still further aspects of the utility model: the inner top end of the demolding ejector rod is provided with an electric telescopic rod, a connecting sleeve is arranged in the middle of the upper end of the moving rod, and the telescopic end of the electric telescopic rod is embedded into the connecting sleeve and is fixed through a screw.

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

1. the demolding base mechanism is formed by splicing the first base and the second base, the first base and the second base are slidably arranged in the fixing groove, namely, a sliding plate connected with the connecting plate slides in the mounting sliding groove, and after the sliding plate reaches the position, the first base and the second base are mutually attracted through the first magnet and the second magnet, so that the quick positioning and mounting of the first base and the second base can be ensured, and the plastic shell can be conveniently ejected out of a die cavity formed in the upper surface of the lower die base through the demolding ejection mechanism for demolding operation.

2. According to the utility model, gas can enter the mounting rod from the gas charging pipe through the work of the external gas pump, so that the movable rod and the floating plate arranged at the bottom end of the movable rod can move upwards through the increase of the gas pressure, so that the demoulding ejector rod arranged outside the movable rod can eject the plastic shell in the die cavity, and meanwhile, through the arrangement of the electric telescopic rod, the distance between the demoulding ejector rod and the movable rod can be increased, so that the plastic shell can be moved upwards from the die cavity to be ejected, and the ejection effect of the plastic shell is improved.

Drawings

FIG. 1 is a schematic diagram of a plastic housing processing mold that is easy to demold;

FIG. 2 is a schematic view of a mold release base mechanism in a plastic housing processing mold that is easy to release;

FIG. 3 is a schematic view of a slide plate in a plastic housing mold tool for easy demolding;

FIG. 4 is a schematic view of a first magnet in a plastic housing mold tool that is easy to release;

fig. 5 is a schematic structural view of a demolding and ejection mechanism in a plastic housing processing mold easy to demold. In the figure: 1. an upper die holder; 11. an upper die; 2. a lower die holder; 21. a fixing groove; 22. a mold cavity;

3. a demolding base mechanism; 31. installing a chute; 32. a first base; 33. a second base; 34. a connecting plate; 35. a slide plate; 36. a first magnet; 37. a second magnet;

4. a demolding ejection mechanism; 41. demolding the ejector rod; 42. a moving rod; 43. a mounting rod; 44. an inflation tube; 45. an electric telescopic rod; 46. connecting sleeves; 47. a floating plate.

Detailed Description

Referring to fig. 1 to 5, in an embodiment of the present utility model, a plastic housing processing mold easy to be demolded includes a lower mold base 2 and an upper mold base 1 disposed above the lower mold base 2, wherein an upper mold 11 is disposed on a lower surface of the upper mold base 1, a mold cavity 22 is disposed on an upper surface of the lower mold base 2, and fixing grooves 21 are disposed on two sides of the lower mold base 2;

the inside of the fixed groove 21 is provided with a demoulding base mechanism 3, the demoulding base mechanism 3 consists of a first base 32 and a second base 33, and the first base 32 and the second base 33 are slidably arranged in the fixed groove 21;

the upper surfaces of the first base 32 and the second base 33 are both provided with a demolding ejection mechanism 4, the demolding ejection mechanism 4 comprises a mounting rod 43 symmetrically mounted on the upper surfaces of the first base 32 and the second base 33, a movable rod 42 is arranged at the upper end of the mounting rod 43, and a demolding ejector rod 41 is arranged outside the movable rod 42.

In fig. 3 and 4: the lower surfaces of the first base 32 and the second base 33 are respectively provided with a connecting plate 34, the lower surface of the connecting plate 34 is provided with a sliding plate 35, the inside of the fixed groove 21 is provided with a mounting sliding groove 31 which slides with the sliding plate 35, the inside of the sliding plate 35 is provided with a first magnet 36, the inside of the fixed groove 21 is provided with a second magnet 37, the magnetic poles of the first magnet 36 and the second magnet 37 are opposite, and when the first base 32 and the second base 33 are mounted in the fixed groove 21, namely the sliding plate 35 arranged on the lower surface of the connecting plate 34 slides in the mounting sliding groove 31, so that the first base 32 and the second base 33 can be mounted in the fixed groove 21, and meanwhile, after the first base 32 and the second base 33 are mounted in the fixed groove 21, stable mounting of the first base 32 and the second base 33 can be realized through the first magnet 36 and the second magnet 37.

In fig. 3: the bayonet locks are symmetrically arranged on one side of the first base 32, the bayonet locks are mutually clamped with the bayonet locks on one side of the second base 33, after the first base 32 and the second base 33 are installed in the fixing groove 21, the bayonet locks arranged on one side of the first base 32 are embedded into the bayonet locks arranged on one side of the second base 33, and thus the first base 32 and the second base 33 can be positioned and installed.

In fig. 5: the installation pole 43 outside is provided with the gas tube 44, the one end and the outside air pump of gas tube 44 are connected, the removal groove has been seted up to the inside of installation pole 43, the lower extreme of removal pole 42 is provided with kickboard 47 in the inside of removal groove, this setting utilizes outside air pump can enter into the inside of installation pole 43 with gas through gas tube 44, can make the kickboard 47 of removal pole 42 and lower extreme remove in the removal groove after gas gets into, so can make the ejector pin 41 upwards remove and then with the inside plastics shell ejection of die cavity 22.

In fig. 5: the inside top of drawing of patterns ejector pin 41 is provided with electric telescopic handle 45, and the upper end intermediate position of movable rod 42 is provided with adapter sleeve 46, and electric telescopic handle 45's flexible end embedding adapter sleeve 46 is inside and through the screw fixation, and this setting utilizes electric telescopic handle 45's work, can make the distance between drawing of patterns ejector pin 41 and the movable rod 42 increase, can make drawing of patterns ejector pin 41 upwards remove, can carry out the secondary ejecting with the inside plastic casing of die cavity 22 like this to improve its drawing of patterns effect.

The working principle of the utility model is as follows: when the plastic shell is processed, injection molding liquid can be injected into the die cavity 22 and the upper die holder 1 and the lower die holder 2 are closed, so that the plastic shell can be injection molded in the die cavity 22;

after forming, the upper die holder 1 and the lower die holder 2 are separated, and an external air pump is started to work, so that external air can enter the mounting rod 43 through the air charging pipe 44 during working, after the air enters, the moving rod 42 and the floating plate 47 at the lower end of the moving rod are moved in the moving groove, and then the demoulding ejector rod 41 is moved upwards to eject the plastic shell in the die cavity 22;

after the plastic shell is jacked up, the electric telescopic rod 45 in the demolding ejector rod 41 is started to work, so that the distance between the demolding ejector rod 41 and the moving rod 42 is increased, the demolding ejector rod 41 can be moved up, the plastic shell in the mold cavity 22 can be secondarily jacked out, and the demolding effect is improved;

when the demolding ejector mechanism 4 needs to be replaced, the demolding ejector rod 41 can be restored to the initial position, meanwhile, air can be discharged through the air pump, so that the moving rod 42 can be lowered, the first base 32 and the second base 33 in the demolding base mechanism 3 can be reversely pulled after the demolding ejector rod descends, when the demolding ejector mechanism is pulled, the sliding plate 35, connected with the lower surface of the first base 32 and the lower surface of the second base 33 through the connecting plate 34, can slide in the mounting sliding groove 31, so that the first base 32 and the second base 33 can be pulled out of the fixed groove 21, and the demolding ejector mechanism 4 can be maintained, so that a subsequent plastic shell can be machined in a machining die.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The plastic shell processing die easy to demould comprises a lower die holder (2) and an upper die holder (1) arranged above the lower die holder (2), and is characterized in that an upper die (11) is arranged on the lower surface of the upper die holder (1), a die cavity (22) is formed in the upper surface of the lower die holder (2), and fixing grooves (21) are formed in two sides of the lower die holder (2);

the inside of the fixed groove (21) is provided with a demolding base mechanism (3), the demolding base mechanism (3) consists of a first base (32) and a second base (33), and the first base (32) and the second base (33) are slidably arranged in the fixed groove (21);

the upper surfaces of the first base (32) and the second base (33) are respectively provided with a demolding ejection mechanism (4), the demolding ejection mechanisms (4) comprise mounting rods (43) symmetrically mounted on the upper surfaces of the first base (32) and the second base (33), the upper ends of the mounting rods (43) are provided with moving rods (42), and demolding ejector rods (41) are arranged outside the moving rods (42).

2. The plastic housing processing mold easy to demold according to claim 1, wherein the lower surfaces of the first base (32) and the second base (33) are provided with connecting plates (34), sliding plates (35) are mounted on the lower surfaces of the connecting plates (34), and mounting sliding grooves (31) sliding with the sliding plates (35) are formed in the fixing grooves (21).

3. The plastic housing processing mold easy to release according to claim 2, wherein a first magnet (36) is provided inside the slide plate (35), a second magnet (37) is provided inside the fixing groove (21), and the first magnet (36) and the second magnet (37) are opposite in magnetic pole.

4. The plastic housing processing mold easy to release according to claim 1, wherein the first base (32) is symmetrically provided with a bayonet lock on one side, and the second base (33) is provided with a bayonet lock slot engaged with the bayonet lock on one side.

5. The plastic housing processing mold easy to release according to claim 1, wherein an air inflation tube (44) is arranged outside the mounting rod (43), and one end of the air inflation tube (44) is connected with an external air pump.

6. The plastic housing processing mold easy to release according to claim 1, wherein a moving groove is provided in the inside of the mounting rod (43), and a floating plate (47) is provided at the lower end of the moving rod (42) in the inside of the moving groove.

7. The plastic housing processing mold easy to demold according to claim 1, wherein an electric telescopic rod (45) is arranged at the inner top end of the demolding ejector rod (41), a connecting sleeve (46) is arranged at the middle position of the upper end of the moving rod (42), and the telescopic end of the electric telescopic rod (45) is embedded into the connecting sleeve (46) and is fixed by a screw.