CN216635277U

CN216635277U - Plastic mold with protective structure for lamp processing

Info

Publication number: CN216635277U
Application number: CN202122580835.7U
Authority: CN
Inventors: 汤士群
Original assignee: Dalian Qunfeng Mould Co ltd
Current assignee: Dalian Qunfeng Mould Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-05-31
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a plastic mould with a protective structure for lamp processing, which comprises a mould seat, an injection mould cavity and a protective cover, wherein the top end of the mould seat is in contact connection with the protective cover, the injection mould cavity is embedded in the middle of the top end of the mould seat, a plate-type fan blade is arranged in the middle of the top end of the protective cover, a silent fan is connected at the input shaft of the plate-type fan blade, a transmission shaft is arranged in the middle of the front surface of the mould seat in a penetrating manner, one end of the transmission shaft is connected with a manual wheel, the other end of the transmission shaft is provided with a cam part, the surface of the cam part is in contact connection with a flat plate part, and three ejector rods are arranged at the top end of the flat plate part. And the injection mold is cooled, so that the rapid molding is facilitated.

Description

Plastic mold with protective structure for lamp processing

Technical Field

The utility model relates to a plastic mold, in particular to a plastic mold with a protective structure for lamp processing, and belongs to the technical field of plastic molds.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The mold generally comprises a movable mold and a fixed mold (or a male mold and a female mold), which can be separated or combined. When the blank is closed, the blank is injected into the die cavity for forming. The die is a precise tool, has a complex shape, bears the expansion force of a blank, has higher requirements on structural strength, rigidity, surface hardness, surface roughness and processing precision, and the development level of die production is one of important marks of the mechanical manufacturing level.

The plastic mold is needed to be used in the production process of the lamp, however, the existing plastic mold has some defects, for example, in the production process of the lamp shell of the existing plastic mold, the shell is cooled and formed mostly in a mold opening mode, and a protection structure is not adopted, so that air impurities are mixed into the mold, the quality of the finished product of the mold is affected, meanwhile, the existing mold is inconvenient to cool and discharge quickly, and poor in use, and therefore the plastic mold with the protection structure is used for lamp processing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plastic mould with a protective structure for lamp processing, which is used for solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a plastic mould with a protective structure for lamp processing comprises a mould seat, an injection mould cavity and a protective cover, the top end of the mould seat is in contact connection with the protective cover, the injection mould cavity is embedded in the middle of the top end of the mould seat, the middle part of the top end of the protective cover is provided with a plate-type fan blade, the input shaft of the plate-type fan blade is connected with a mute fan, a steel wire protective net is arranged at the top end of the silent fan, a dustproof net is arranged at the bottom end of the silent fan, a transmission shaft is arranged in the middle of the front surface of the die seat in a penetrating way, one end of the transmission shaft is connected with a manual wheel, the other end of the transmission shaft is provided with a cam piece, the surface of the cam piece is in contact connection with a flat plate piece, the top end of the flat plate piece is provided with three ejection rods, three ejection hole sites are formed in the injection mold cavity, and the three ejection hole sites are connected with the corresponding ejection rods in an inserting mode.

As a preferable technical scheme, four corners of the top end of the die seat are respectively provided with a cylindrical hole, the insides of the four cylindrical holes are respectively movably connected with a guide rod, and one end of each guide rod is fixedly connected with a protective cover.

As a preferable technical scheme of the utility model, an output shaft connecting port is arranged on the surface of the manual wheel.

As a preferable technical scheme of the utility model, the surface of the transmission shaft is inserted and connected with a bearing sleeve, and the bearing sleeve is positioned inside the die seat.

As a preferable technical scheme of the utility model, the two sides of the protective cover are provided with ventilation hole sites.

As a preferable technical scheme of the utility model, square handles are fixedly arranged on both sides of the top end of the protective cover, and sponge sleeves are sleeved on the surfaces of the two square handles.

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

1. according to the plastic mold with the protection structure for lamp processing, the protection cover plays a good protection effect through the protection cover, the plate-type fan blade, the mute fan and the steel wire protection net, impurities in air cannot fall into an injection molding die cavity, the quality of an injection molding product is guaranteed, meanwhile, the mute fan drives the plate-type fan blade to rotate, the injection molding die is cooled, and rapid molding is facilitated.

2. According to the plastic mold with the protection structure for lamp processing, the transmission shaft, the bearing sleeve, the cam piece, the flat plate piece and the ejection rod are arranged, and the transmission shaft and the cam piece are driven to rotate through rotation of the manual wheel, so that the ejection rod moves upwards, rapid demolding is facilitated, and operation is convenient.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an exploded view of FIG. 1 according to the present invention;

fig. 3 is a schematic structural view of the transmission shaft of the present invention.

In the figure: 1. a mold base; 2. a protective cover; 3. a plate-type fan blade; 4. a mute fan; 5. a steel wire protective net; 6. a square handle; 7. a ventilation hole site; 8. a hand-operated wheel; 9. a dust screen; 10. an injection molding die cavity; 11. a guide bar; 12. a cylindrical bore; 13. ejecting hole sites; 14. a drive shaft; 15. a bearing housing; 16. a cam member; 17. a plate member; 18. ejecting the rod; 19. the output shaft is connected with the port.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution of a plastic mold with a protective structure for lamp processing:

As shown in fig. 1-3, comprising a die holder 1, injection mold cavity 10 and protection casing 2, the top and the protection casing 2 contact of mould seat 1 are connected, injection mold cavity 10 inlays the middle part of establishing on mould seat 1 top, the mid-mounting on protection casing 2 top has board-like fan blade 3, the input shaft department of board-like fan blade 3 is connected with silence fan 4, steel wire protection network 5 is installed on the top of silence fan 4, dust screen 9 is installed to the bottom of silence fan 4, the positive middle part of mould seat 1 is run through and is installed transmission shaft 14, the one end of transmission shaft 14 is connected with manual wheel 8, cam piece 16 is installed to the other end of transmission shaft 14, the surface contact of cam piece 16 is connected with dull and stereotyped spare 17, three liftout pole 18 is installed on the top of dull and stereotyped spare 17, three ejecting hole site 13 has been seted up to injection mold cavity 10's inside, three ejecting hole site 13 alternates with corresponding liftout pole 18 and is connected.

According to fig. 1 and 2, cylinder hole 12 has all been seted up to four edges on 1 top of mould seat, the equal swing joint in inside of four cylinder hole 12 has guide bar 11, the one end of four guide bar 11 all with protection casing 2 fixed connection, be convenient for guarantee the connection accuracy of mould seat 1 and protection casing 2, the surface mounting of manual wheel 8 has output shaft connection port 19, be convenient for external motor, realize automatic discharging, improve the suitability, the surface interlude of transmission shaft 14 is connected with bearing housing 15, bearing housing 15 is located the inside of mould seat 1, guarantee transmission shaft 14 pivoted precision and stability, ventilation hole site 7 has all been seted up to the both sides of protection casing 2, be convenient for ventilate fast, realize the heat transfer, the equal fixed mounting in both sides on 2 tops of protection casing has square handle 6, the surface of two square handle 6 all overlaps and is equipped with the sponge cover, protection casing 2 is conveniently taken off fast.

When the plastic mold with the protection structure is used for lamp processing, when a plastic shell of a lamp needs to be injected, a raw material which is heated and melted is injected into an injection mold cavity 10, the four guide rods 11 are connected with corresponding cylindrical holes 12, a protection cover 2 is in contact connection with the top end of a mold base 1, a power supply is switched on, a plate type fan blade 3 is driven to rotate by a silent fan 4 to cool the injection mold, the rapid forming is convenient, the protection cover 2 has a good protection effect, impurities in air can not fall into the injection mold cavity 10, the quality of injection molding products is ensured, after the injection molding is finished, a transmission shaft 14 and a cam part 16 are driven to rotate by the rotation of a manual wheel 8, so that an ejection rod 18 moves upwards, the rapid demolding is convenient, the operation is convenient, meanwhile, a motor can be externally connected with an output shaft connection port 19 to realize automatic discharging, the applicability is improved.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lamps and lanterns processing is with plastic mold who has protective structure, includes mould seat (1), injection mold chamber (10) and protection casing (2), its characterized in that, the top and protection casing (2) contact of mould seat (1) are connected, injection mold chamber (10) inlay the middle part of establishing on mould seat (1) top, the mid-mounting on protection casing (2) top has board-like fan blade (3), the input shaft department of board-like fan blade (3) is connected with silence fan (4), steel wire protection network (5) are installed on the top of silence fan (4), dust screen (9) are installed to the bottom of silence fan (4), the positive middle part of mould seat (1) is run through and is installed transmission shaft (14), the one end of transmission shaft (14) is connected with manual wheel (8), cam piece (16) are installed to the other end of transmission shaft (14), the surface contact of cam piece (16) is connected with dull and stereotyped spare (17), three liftout pole (18) are installed to the top of dull and stereotyped spare (17), three ejecting hole site (13) have been seted up to the inside of injection mold chamber (10), three ejecting hole site (13) and corresponding liftout pole (18) are penetrated and are connected.

2. The plastic mold with the protective structure for lamp processing as recited in claim 1, wherein: cylindrical holes (12) are formed in four corners of the top end of the die holder (1), guide rods (11) are movably connected inside the four cylindrical holes (12), and one ends of the four guide rods (11) are fixedly connected with the protective cover (2).

3. The plastic mold with the protective structure for lamp processing as recited in claim 1, wherein: and an output shaft connecting port (19) is arranged on the surface of the manual wheel (8).

4. The plastic mold with the protective structure for lamp processing as recited in claim 1, wherein: the surface of the transmission shaft (14) is connected with a bearing sleeve (15) in an inserting mode, and the bearing sleeve (15) is located inside the die holder (1).

5. The plastic mold with the protective structure for lamp processing as claimed in claim 1, wherein: and ventilation hole sites (7) are arranged on both sides of the protective cover (2).

6. The plastic mold with the protective structure for lamp processing as claimed in claim 1, wherein: the utility model discloses a sponge protection cover, including protection casing (2), the equal fixed mounting in both sides on protection casing (2) top has square handle (6), two the surface of square handle (6) all is equipped with the sponge cover.