CN214056234U

CN214056234U - Secondary injection molding mold for washing machine top cover assembly

Info

Publication number: CN214056234U
Application number: CN202022409614.9U
Authority: CN
Inventors: 张家栋; 卢秋香
Original assignee: Qingdao Haiyongsheng Mould Products Co ltd
Current assignee: Qingdao Haiyongsheng Mould Products Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-08-27
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a washing machine top cap subassembly secondary injection moulding mould relates to the secondary technical field of moulding plastics, the utility model discloses a fixing device, elevating gear, once mould plastics the device, the secondary device and the stop device of moulding plastics, fixing device includes the bottom plate, lower fixed case and last fixed case, the bottom plate is cuboid platelike structure, lower fixed case and last fixed case all are the inside cuboid structure that has the cavity, elevating gear includes pneumatic cylinder and objective table, surface connection on pneumatic cylinder lower surface and the bottom plate, once mould plastics the device and include bed die and last mould. The utility model relates to a washing machine top cap subassembly secondary injection moulding mould, the utility model discloses in, set up the secondary mold core, make the shaping groove become the secondary die cavity at secondary mold core lift in-process, make the second mould plastics and go on smoothly, set up the fixed plate and mainly make the position of fixed upper die prevent the skew, the limiting plate mainly prevents the skew of bed die.

Description

Secondary injection molding mold for washing machine top cover assembly

Technical Field

The utility model relates to a secondary injection moulding technical field, in particular to washing machine top cap subassembly secondary injection moulding mould.

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 realized by an injection molding die pressing method and a die casting method, wherein thermoplastic plastics or thermosetting materials are made into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by an injection molding machine and the die.

Most of the existing secondary injection molding molds need to be taken out, and secondary injection cannot be directly performed conveniently.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a washing machine top cap subassembly secondary injection moulding mould can effectively solve the unable convenient problem of carrying on the secondary and moulding plastics among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a secondary injection molding mold of a washing machine top cover assembly comprises a fixing device, a lifting device, a primary injection molding device, a secondary injection molding device and a limiting device, wherein the fixing device comprises a bottom plate, a lower fixing box and an upper fixing box, the bottom plate is of a cuboid plate-shaped structure, the lower fixing box and the upper fixing box are both of cuboid structures with cavities inside, the lifting device comprises a hydraulic cylinder and an objective table, the lower surface of the hydraulic cylinder is connected with the upper surface of the bottom plate, the lower surface of the objective table is connected with the upper surface inside the lower fixing box, the primary injection molding device comprises a lower mold and an upper mold, the lower surface of the lower mold is connected with the upper surface of the objective table, the secondary injection molding device comprises a secondary mold core, a cylinder, a support plate and an injection molding nozzle, the upper surface of the upper mold is provided with a forming groove, and the secondary mold core is installed in the forming groove, the cylinder upper surface and the backup pad upper surface are connected with the inside lower surface of last fixed box, go up the outside upper surface of fixed box and be equipped with a groove of moulding plastics, the mouth surface of moulding plastics and the inslot surface connection of moulding plastics, stop device includes limiting plate and locating lever, limiting plate lower surface and objective table upper surface connection, it is a plurality of locating lever one end all with the outside upper surface connection of fixed box down, wherein the locating lever number is four, and the locating lever limits the position of mould, makes things convenient for the location of mould, reduces the substandard product number, and the shape in shaping groove is the rectangle, and the groove of moulding plastics is a circular cone structure.

Preferably, fixing device still includes the support frame, and is a plurality of support frame one end all with bottom plate upper surface connection, a plurality of the support frame other end all is connected with lower fixed box, and wherein the support frame number is two, and the support frame mainly plays the effect of supporting equipment weight above that, and lower fixed box mainly plays fixed mould and erection equipment.

Preferably, elevating gear still includes axle sleeve and telescopic link, axle sleeve lower surface and pneumatic cylinder upper surface connection, the telescopic link both ends set up between objective table lower surface and pneumatic cylinder upper surface, the pneumatic cylinder mainly provides power for whole elevating gear.

Preferably, the once injection molding device further comprises an injection molding pipe, wherein a once injection molding runner is arranged on the upper surface of the upper mold, the injection molding pipe is matched with the once injection molding runner in position, one end of the injection molding pipe is connected with one surface of the injection molding nozzle, and the injection molding pipe enables materials to flow into the whole mold.

Preferably, the secondary injection molding device further comprises a lifting rod, one end of the lifting rod is connected with the upper surface of the secondary mold core, the other end of the lifting rod is connected with the lower surface of the cylinder, and the secondary mold core is lifted to enable the forming groove to become a secondary cavity, so that the secondary injection molding is smoothly carried out.

Preferably, stop device still includes the fixed plate, the fixed plate upper surface is equipped with a plurality of trompils, the trompil internal surface is connected with the locating lever surface, and the fixed plate mainly makes the position of fixed mould prevent the skew.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up the secondary mold core, make the shaping groove become secondary cavity at secondary mold core lift in-process, make the second time mould plastics and go on smoothly.

2. The utility model discloses in, mainly make the position of fixed mould prevent the skew through setting up the fixed plate.

3. The utility model discloses in, through setting up the limiting plate, the limiting plate mainly prevents the offset of bed die.

4. The utility model discloses in, through setting up the locating lever, strengthen the location of upper and lower fixed case, reduce because the mould skew causes the production condition of substandard product.

5. The utility model discloses in, through setting up elevating gear, make the mould conveniently take out after processing.

Drawings

FIG. 1 is a schematic view of an overall external structure of a secondary injection molding mold for a washing machine top cover assembly of the present invention;

FIG. 2 is a schematic view of an external front view structure of a secondary injection molding mold for a washing machine top cover assembly of the present invention;

FIG. 3 is a schematic view of an external overlooking structure of a secondary injection molding mold of a washing machine top cover assembly of the present invention;

fig. 4 is a schematic view of the internal cross-sectional structure at a-a in fig. 3 according to the present invention.

In the figure: 100. a fixing device; 110. a base plate; 120. a lower fixing box; 130. an upper fixing box; 140. a support frame; 200. a lifting device; 210. a hydraulic cylinder; 220. a shaft sleeve; 230. a telescopic rod; 240. an object stage; 300. a primary injection molding device; 310. a lower die; 320. an upper die; 330. injection molding a tube; 400. a secondary injection molding device; 410. a secondary mold core; 420. a lifting rod; 430. a cylinder; 440. a support plate; 450. an injection molding nozzle; 500. a limiting device; 510. a limiting plate; 520. a fixing plate; 530. and (5) positioning the rod.

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 first embodiment is as follows:

referring to fig. 1-4, the present invention relates to a secondary injection molding mold for a washing machine top cover assembly, comprising a fixing device 100, a lifting device 200, a primary injection molding device 300, a secondary injection molding device 400 and a limiting device 500, wherein the fixing device 100 comprises a bottom plate 110, a lower fixing box 120 and an upper fixing box 130, the bottom plate 110 is a rectangular parallelepiped plate-shaped structure, the lower fixing box 120 and the upper fixing box 130 are rectangular parallelepiped structures having cavities inside, the lifting device 200 comprises a hydraulic cylinder 210 and an object stage 240, a lower surface of the hydraulic cylinder 210 is connected with an upper surface of the bottom plate 110, a lower surface of the object stage 240 is connected with an upper surface inside the lower fixing box 120, the primary injection molding device 300 comprises a lower mold 310 and an upper mold 320, a lower surface of the lower mold 310 is connected with an upper surface of the object stage 240, the secondary injection molding device 400 comprises a secondary mold core 410, a cylinder 430, a supporting plate 440 and an injection molding nozzle 450, go up the mould 320 upper surface and be equipped with a shaping groove, secondary mold core 410 installs in the shaping inslot, cylinder 430 upper surface and backup pad 440 upper surface and the inside lower surface connection of last fixed box 130, it is equipped with an injection molding groove to go up the outside upper surface of fixed box 130, mouth 450 surface and the inslot internal surface connection of moulding plastics mould, stop device 500 includes limiting plate 510 and locating lever 530, limiting plate 510 lower surface and objective table 240 upper surface connection, a plurality of locating lever 530 one end all with the outside upper surface connection of fixed box 120 down, wherein locating lever 530 number is four, locating lever 530 limits the position of mould, make things convenient for the location of mould, reduce the substandard product number, the shape in shaping groove is the rectangle, the groove of moulding plastics is a circular cone structure.

Further, the fixing device 100 further includes two support frames 140, one end of each of the support frames 140 is connected to the upper surface of the bottom plate 110, and the other end of each of the support frames 140 is connected to the lower fixing box 120, wherein the number of the support frames 140 is two, the support frames 140 mainly support the weight of the devices thereon, and the lower fixing box 120 mainly fixes the mold and installs the devices.

Further, the lifting device 200 further comprises a shaft sleeve 220 and a telescopic rod 230, wherein the lower surface of the shaft sleeve 220 is connected with the upper surface of the hydraulic cylinder 210, two ends 230 of the telescopic rod are arranged between the lower surface of the object stage 240 and the upper surface of the hydraulic cylinder 210, and the hydraulic cylinder 210 mainly provides power for the whole lifting device 200.

Further, the injection molding device 300 further comprises an injection molding pipe 330, the upper surface of the upper mold 320 is provided with a once injection molding runner, the injection molding pipe 330 is matched with the once injection molding runner, one end of the injection molding pipe 330 is connected with one surface of the injection molding nozzle 450, and the injection molding pipe 330 enables materials to flow into the whole mold.

Further, the secondary injection molding device 400 further comprises a lifting rod 420, one end of the lifting rod 420 is connected with the upper surface of the secondary mold core 410, the other end of the lifting rod 420 is connected with the lower surface of the cylinder 430, and the secondary mold core 410 is lifted to enable the molding groove to become a secondary cavity, so that the secondary injection molding is smoothly performed.

Further, stop device 500 still includes fixed plate 520, and the fixed plate 520 upper surface is equipped with a plurality of trompils, and the trompil internal surface is connected with locating lever 530 surface, and fixed plate 520 mainly makes the position of fixed mould 320 prevent the skew.

Example two:

referring to fig. 1-4, the present invention relates to a secondary injection molding mold for a washing machine top cover assembly, wherein a hydraulic cylinder 210 is MOB-50 x 50, a cylinder 430 is SC-32 x 40-S, a position-limiting plate 510 is installed on an object stage 240, a lower mold 310 is installed inside the position-limiting plate 510, a fixing plate 520 fixes the position of the upper mold 320, the upper fixing box 130 has an opening, the opening cooperates with a positioning rod 530 to precisely match the positions of the upper fixing box 130 and the lower fixing box 120, thereby reducing the unqualified injection products caused by position deviation in the injection molding process, an injection molding material is poured into an injection nozzle 450, the material flows into a mold cavity through a primary injection flow channel, the material is molded for the first time, the lifting rod 420 pulls out the secondary mold core 410 under the driving of the cylinder 430 to form a second mold cavity, a secondary injection flow channel is provided inside the upper mold 320, and the secondary injection molding material flows into the secondary cavity through the secondary runner to complete secondary injection molding.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a washing machine top cap subassembly secondary injection moulding mould, includes fixing device (100), elevating gear (200), once moulds plastics device (300), secondary injection moulding device (400) and stop device (500), its characterized in that: the fixing device (100) comprises a bottom plate (110), a lower fixing box (120) and an upper fixing box (130), the bottom plate (110) is of a cuboid plate-shaped structure, the lower fixing box (120) and the upper fixing box (130) are of cuboid structures with cavities inside, the lifting device (200) comprises a hydraulic cylinder (210) and an object stage (240), the lower surface of the hydraulic cylinder (210) is connected with the upper surface of the bottom plate (110), the lower surface of the object stage (240) is connected with the upper surface inside the lower fixing box (120), the primary injection molding device (300) comprises a lower mold (310) and an upper mold (320), the lower surface of the lower mold (310) is connected with the upper surface of the object stage (240), the secondary injection molding device (400) comprises a secondary mold core (410), a cylinder (430), a support plate (440) and an injection molding nozzle (450), the upper surface of the upper mold (320) is provided with a forming groove, secondary mold core (410) is installed in the shaping inslot, cylinder (430) upper surface and backup pad (440) upper surface and the inside lower surface connection of last fixed case (130), it is equipped with one and moulds plastics the groove to go up fixed case (130) outside upper surface, mouth (450) surface and the inslot surface connection of moulding plastics, stop device (500) include limiting plate (510) and locating lever (530), limiting plate (510) lower surface and objective table (240) upper surface connection, a plurality of locating lever (530) one end all with fixed case (120) outside upper surface connection down.

2. A washing machine top cover assembly secondary injection molding mold according to claim 1, characterized in that: the fixing device (100) further comprises a plurality of supporting frames (140), one ends of the supporting frames (140) are connected with the upper surface of the bottom plate (110), and the other ends of the supporting frames (140) are connected with the lower fixing box (120).

3. A washing machine top cover assembly secondary injection molding mold according to claim 1, characterized in that: the lifting device (200) further comprises a shaft sleeve (220) and a telescopic rod (230), the lower surface of the shaft sleeve (220) is connected with the upper surface of the hydraulic cylinder (210), and two ends of the telescopic rod (230) are arranged between the lower surface of the objective table (240) and the upper surface of the hydraulic cylinder (210).

4. A washing machine top cover assembly secondary injection molding mold according to claim 1, characterized in that: the injection molding device (300) further comprises an injection molding pipe (330), the upper surface of the upper mold (320) is provided with an injection molding runner, the injection molding pipe (330) is matched with the injection molding runner in position, and one end of the injection molding pipe (330) is connected with one surface of the injection molding nozzle (450).

5. A washing machine top cover assembly secondary injection molding mold according to claim 1, characterized in that: the secondary injection molding device (400) further comprises a lifting rod (420), one end of the lifting rod (420) is connected with the upper surface of the secondary mold core (410), and the other end of the lifting rod (420) is connected with the lower surface of the cylinder (430).

6. A washing machine top cover assembly secondary injection molding mold according to claim 1, characterized in that: the limiting device (500) further comprises a fixing plate (520), a plurality of holes are formed in the upper surface of the fixing plate (520), and the inner surfaces of the holes are connected with the outer surface of the positioning rod (530).