CN221622866U

CN221622866U - LED plastic mould convenient to drawing of patterns

Info

Publication number: CN221622866U
Application number: CN202323528358.5U
Authority: CN
Inventors: 冯红; 梁远驱; 黎扬文
Original assignee: Dongguan Xuanpin Mold Technology Co ltd
Current assignee: Dongguan Xuanpin Mold Technology Co ltd
Priority date: 2023-12-25
Filing date: 2023-12-25
Publication date: 2024-08-30
Anticipated expiration: 2033-12-25

Abstract

The utility model discloses an LED plastic mold convenient for demolding, which comprises a left mold, wherein one side of the left mold is movably clamped with a right mold, bottom inclined grooves are formed in the inner side surfaces of the bottom ends of the left mold and the right mold, a movable block is movably arranged below the bottom inclined grooves, a movable block top groove is formed in the top end of the movable block, a pushing rod is movably arranged in the movable block top groove, a compression spring is movably arranged between the pushing rod and the inside of the movable block top groove, and a cone-shaped surface is arranged on the top end surface of the pushing rod. According to the utility model, through the cooperation of the bottom chute and the movable block, when the device needs to demould the plastic part, the movable block can be pushed to ascend by the hydraulic push rod, and when the movable block ascends, the top inclined surface of the movable block can strike the surface of the bottom chute to push the left die and the right die to the two sides, so that the left die and the right die are separated, and the demould treatment is carried out on the plastic part.

Description

LED plastic mould convenient to drawing of patterns

Technical Field

The utility model relates to the technical field of plastic molds, in particular to an LED plastic mold convenient for demolding.

Background

The LED bulb plastic part is an assembly seat for assembling an LED bulb, which is produced by plastic molding, and needs to use a plastic mold for plastic injection molding during molding, wherein the injection molding is also called injection molding, and is a molding method of injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation in operation, multiple patterns, various shapes, large size, accurate product size, easy updating of the product, and capability of forming parts with complex shapes, and is suitable for the field of mass production, products with complex shapes and other molding processing;

A plastic mold is a short term for a combination mold for compression molding, extrusion molding, injection, blow molding, and low foaming molding. The coordination change of the male die, the female die and the auxiliary forming system can process a series of plastic parts with different shapes and different sizes.

When the existing LED bulb plastic mold is used for demolding, the injection molding part is often pushed and demolded, the injection molding part is easy to be extruded and deformed when pushed, and the demolding step is complex and inconvenient; therefore, the existing requirements are not met, and an LED plastic mold convenient to demolding is provided.

Disclosure of utility model

The utility model aims to provide an LED plastic mold convenient for demolding, which solves the problems that the LED bulb plastic mold provided in the background art can often push and demold an injection molding part when being demolded, the injection molding part is easy to be extruded and deformed when being pushed, the demolding step is complicated, the inconvenience is very high, and the like.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a LED plastic mould convenient to drawing of patterns, includes left mould, one side activity joint of left mould has right mould, the inboard surface of left side mould and right mould bottom all is equipped with the end chute, the below position movable mounting of end chute has the movable block, the top of movable block is equipped with the movable block roof groove, the inside movable mounting in movable block roof groove has the catch bar, movable mounting has compression spring between catch bar and the inside movable block roof groove, the top surface of catch bar is equipped with the awl profile.

Preferably, the inside of left side mould and right mould all is equipped with the shaping groove, the inside plastic shaping in shaping groove has the plastic part, the top and the bottom in shaping groove all are equipped with the clamping groove, the inside movable mounting in clamping groove has the interior core, the bottom surface of interior core is equipped with the taper type groove, the inside in taper type groove is gone into in the top surface activity card of catch bar, the inside in clamping groove is gone into in the inside card that the bottom activity of interior core runs through the plastic part.

Preferably, the top surfaces of the left die and the right die are fixedly provided with die limiting plates, and the die limiting plates are attached to the top surfaces of the left die and the right die.

Preferably, the both sides of movable block are all fixed mounting has the connecting rod, the outer end movable mounting of connecting rod has the sliding seat, the surface of sliding seat is equipped with T type sliding tray, the inside of T type sliding tray is gone into in the outer end activity card of connecting rod, the bottom fixed mounting of movable block has hydraulic push rod.

Preferably, the outside of left side mould and right mould is all fixed mounting has hydraulic push rod, the position that left side mould and right mould bottom are close to the end chute all is equipped with crashproof groove, the inside in crashproof groove is inserted in the activity of conical face.

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

1. According to the utility model, through the cooperation of the bottom chute and the movable block, when the device needs to demould the plastic part, the movable block can be pushed to ascend by the hydraulic push rod, and when the movable block ascends, the top inclined surface of the movable block can strike the surface of the bottom chute to push the left die and the right die to two sides, so that the left die and the right die are separated, and the demould treatment is carried out on the plastic part;

2. According to the utility model, through the cooperation of the pushing rod and the conical surface, when the movable block pushes the left die and the right die to separate, when the distance between the left die and the right die is larger than the width of the pushing rod, the pushing rod can be ejected by the elastic potential energy of the compression spring, at the moment, the movable block continuously rises, the conical surface can be clamped into the conical groove, so that the inner core is pushed upwards, at the moment, the top end of the plastic part can be blocked by the die limiting plate, so that the plastic part is separated from the inner core, and further, the device can push the inner core outwards to separate the plastic part when the left die and the right die are separated, and the demolding efficiency is improved.

Drawings

FIG. 1 is a cross-sectional elevation view of the entirety of the present utility model;

FIG. 2 is a cross-sectional side view of the entirety of the present utility model;

FIG. 3 is a cross-sectional top view of the present utility model;

Fig. 4 is a schematic view showing a partial structure of a portion a in fig. 1 according to the present utility model.

In the figure: 1. a left die; 2. a right die; 3. a die limiting plate; 4. a plastic part; 5. a forming groove; 6. a clamping groove; 7. a hydraulic push rod; 8. a sliding seat; 9. a T-shaped sliding groove; 10. a movable block; 11. an inner core; 12. a conical groove; 13. a bottom chute; 14. a connecting rod; 15. a movable block top groove; 16. a push rod; 17. a compression spring; 18. an anti-collision groove; 19. a conical surface.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 4, an embodiment of the present utility model provides: the utility model provides a LED plastic mould convenient to drawing of patterns, including left mould 1, the movable joint in one side of left mould 1 has right mould 2, the inboard surface of left mould 1 and right mould 2 bottom all is equipped with end chute 13, the below position movable mounting of end chute 13 has movable block 10, the top of movable block 10 is equipped with movable block roof groove 15, movable mounting has catch bar 16 in the inside of movable block roof groove 15, movable mounting has compression spring 17 between catch bar 16 and the inside of movable block roof groove 15, the top surface of catch bar 16 is equipped with awl profile 19, through the cooperation of end chute 13 and movable block 10, when the device need carry out drawing of patterns to plastic part 4, accessible hydraulic push rod 7 promotes movable block 10 and rises, the top inclined plane of movable block 10 can strike to the surface of end chute 13 and promote left mould 1 and right mould 2 to both sides when movable block 10 rises, thereby make and separate between left mould 1 and the right mould 2, thereby carry out the drawing of patterns to plastic part 4.

The inside of left side mould 1 and right mould 2 all is equipped with shaping groove 5, and the inside plastic shaping of shaping groove 5 has plastic part 4, and the top and the bottom of shaping groove 5 all are equipped with clamping groove 6, and the inside movable mounting of clamping groove 6 has interior core 11, and the bottom surface of interior core 11 is equipped with cone type groove 12, and the inside of cone type groove 12 is gone into to the top surface activity card of catch bar 16, and the inside of clamping groove 6 is gone into to the inside card activity of the bottom of interior core 11 through plastic part 4.

Through the cooperation of catch bar 16 and taper surface 19, when movable block 10 promotes left side mould 1 and right mould 2 separation, when the interval between left side mould 1 and the right side mould 2 is greater than the width of catch bar 16, catch bar 16 can receive compression spring 17's elastic potential energy to pop out, movable block 10 continues to rise this moment, taper surface 19 can block into taper groove 12's inside to promote interior core 11 upwards, the top of plastic part 4 can be blocked by mould limiting plate 3 this moment, thereby make it separate with interior core 11, and then make the device can outwards release interior core 11 and make its and plastic part 4 separate simultaneously when separating left side mould 1 and right side mould 2, improve drawing of patterns efficiency.

The top surfaces of the left die 1 and the right die 2 are fixedly provided with die limiting plates 3, and the die limiting plates 3 are attached to the top surfaces of the left die 1 and the right die 2. The left die 1 and the right die 2 are limited by the die limiting plate 3, so that after the left die 1 and the right die 2 are pushed to be separated by the movable block 10, the left die 1 and the right die 2 can be limited by the die limiting plate 3 when being returned to the original position by extrusion of the hydraulic push rod 7, and dislocation of the left die 1 and the right die 2 is prevented.

The both sides of movable block 10 are all fixed mounting has connecting rod 14, and the outer end movable mounting of connecting rod 14 has sliding seat 8, and the surface of sliding seat 8 is equipped with T type sliding tray 9, and the inside of T type sliding tray 9 is gone into in the outer end activity card of connecting rod 14, and the bottom fixed mounting of movable block 10 has hydraulic push rod 7.

The outside of left side mould 1 and right mould 2 all fixed mounting has hydraulic push rod 7, and the position that left side mould 1 and right mould 2 bottom is close to bottom chute 13 all is equipped with crashproof groove 18, and conical surface 19 activity inserts crashproof groove 18's inside. When the movable block 10 is lifted up by the arrangement of the anti-collision groove 18, the conical surface 19 at the top end of the push rod 16 at the top end of the movable block is clamped into the anti-collision groove 18, so that the surface of the top end of the push rod 16 is prevented from being worn.

When the LED plastic mold convenient to demolding is used, through the cooperation of the bottom chute 13 and the movable block 10, when the device needs to demold the plastic part 4, the movable block 10 is pushed to ascend by the hydraulic push rod 7, and when the movable block 10 ascends, the top inclined plane of the movable block 10 can strike the surface of the bottom chute 13 to push the left mold 1 and the right mold 2 to two sides, so that the left mold 1 and the right mold 2 are separated, and the plastic part 4 is demolded.

The left die 1 and the right die 2 are limited by the die limiting plate 3, so that after the left die 1 and the right die 2 are pushed to be separated by the movable block 10, the left die 1 and the right die 2 can be limited by the die limiting plate 3 when being returned to the original position by extrusion of the hydraulic push rod 7, and dislocation of the left die 1 and the right die 2 is prevented.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. LED plastic mould convenient to drawing of patterns, including left mould (1), one side activity joint of left mould (1) has right mould (2), its characterized in that: the novel plastic injection molding machine is characterized in that bottom chute (13) are arranged on the inner side surfaces of the bottom ends of the left die (1) and the right die (2), movable blocks (10) are movably arranged at the lower positions of the bottom chute (13), movable block top grooves (15) are arranged at the top ends of the movable blocks (10), pushing rods (16) are movably arranged in the movable block top grooves (15), compression springs (17) are movably arranged between the pushing rods (16) and the inner parts of the movable block top grooves (15), and cone profiles (19) are arranged on the top end surfaces of the pushing rods (16).

2. The LED plastic mold convenient for demolding as claimed in claim 1, wherein: the inside of left side mould (1) and right mould (2) all is equipped with shaping groove (5), the inside plastic shaping of shaping groove (5) has plastic part (4), the top and the bottom of shaping groove (5) all are equipped with clamping groove (6), the inside movable mounting of clamping groove (6) has interior core (11), the bottom surface of interior core (11) is equipped with taper groove (12), the inside of taper groove (12) is gone into in the top surface activity card of catch bar (16), the inside of clamping groove (6) is gone into to the inside card of the bottom activity of interior core (11) through plastic part (4).

3. The LED plastic mold convenient for demolding as claimed in claim 1, wherein: the die limiting plates (3) are fixedly mounted on the top surfaces of the left die (1) and the right die (2), and the die limiting plates (3) are attached to the top surfaces of the left die (1) and the right die (2).

4. The LED plastic mold convenient for demolding as claimed in claim 1, wherein: the two sides of the movable block (10) are fixedly provided with connecting rods (14), the outer ends of the connecting rods (14) are movably provided with sliding seats (8), the surfaces of the sliding seats (8) are provided with T-shaped sliding grooves (9), the outer ends of the connecting rods (14) are movably clamped into the inner parts of the T-shaped sliding grooves (9), and the bottom ends of the movable block (10) are fixedly provided with hydraulic push rods (7).

5. The LED plastic mold convenient for demolding as claimed in claim 1, wherein: the outside of left side mould (1) and right mould (2) is all fixed mounting has hydraulic push rod (7), the position that is close to bottom chute (13) of left side mould (1) and right mould (2) bottom all is equipped with crashproof groove (18), inside of conical surface (19) movable insertion crashproof groove (18).