CN218019786U

CN218019786U - Preparation injection mold of household electrical appliances function shell mounting

Info

Publication number: CN218019786U
Application number: CN202222180709.7U
Authority: CN
Inventors: 朱金鑫; 王晓燕; 容奇炳
Original assignee: Qingdao Unique Molding Co ltd
Current assignee: Qingdao Unique Molding Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2022-12-13
Anticipated expiration: 2032-08-18

Abstract

The utility model belongs to the technical field of the preparation of household electrical appliances accessory to a preparation injection mold of household electrical appliances functional housing mounting is disclosed, include: the supporting plate is vertically arranged, and a plurality of supporting rods are vertically arranged on one side of the supporting plate; the convex template and the concave template both penetrate through and slide on the supporting rod; snatch the subassembly, including symmetric distribution in two supports of convex die plate below, every the connecting rod is all installed to one side of support, the one end of connecting rod is connected with the commentaries on classics board, and is in install the sucking disc on the commentaries on classics board, the utility model discloses in, snatch the subassembly through the setting, can carry out orderly the snatching to moulding after the drawing of patterns to adsorb through the sucking disc and transfer it to the assigned position under the rotation of connecting rod, in order to ensure its regularity of depositing, can make the sucking disc carry out angle modulation at connecting rod pivoted in-process through the rotation of changeing the board, in order to ensure to mould and finally can the level place, through this structure, can realize that the automation of moulding snatchs and regular.

Description

Preparation injection mold of household electrical appliances function shell mounting

Technical Field

The utility model belongs to the technical field of the preparation of household electrical appliances accessory, concretely relates to preparation injection mold of household electrical appliances functional housing mounting.

Background

The household electrical appliances are various and have different functions, but no exception exists, in order to ensure the normal work of the household electrical appliances and ensure that the electronic components in the household electrical appliances are not influenced by the external environment, corresponding functional shells are generally arranged outside the household electrical appliances, so that the attractiveness of the household electrical appliances can be ensured, the service life of the household electrical appliances can be prolonged, and the shells are generally connected with corresponding fixing parts to realize the stability of the assembly of the household electrical appliances.

The household appliance shell fixing piece on the market is produced by adopting an injection molding mode generally, and the household appliance shell fixing piece is a production mode for manufacturing thermoplastic plastics or thermosetting plastics into plastic products with various shapes by utilizing a forming mold, but in the production process of the existing injection mold, the products are disordered after being demolded, and the products need to be regulated manually, so that the time and the labor are wasted, and the subsequent working efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a preparation injection mold of household electrical appliances functional shell mounting to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a preparation injection mold of household electrical appliances function shell mounting, includes:

the supporting plate is vertically arranged, and a plurality of supporting rods are vertically arranged on one side of the supporting plate;

the matched male die plate and the matched female die plate are both penetrated and slid on the supporting rod, and a cavity for injection molding is formed between the female die plate and the male die plate;

snatch the subassembly, including two supports of symmetric distribution in the convex die board below, every one side of support all corresponds and installs rotatable connecting rod, the one end that the support was kept away from to the connecting rod rotates and is connected with the commentaries on classics board, just install the sucking disc that is used for absorbing the piece of moulding on the commentaries on classics board.

Preferably, the injection molding machine further comprises a pouring gate which is arranged at one side of the concave mold plate and communicated with the mold cavity, and a spiral hot melting channel is arranged outside the pouring gate.

Preferably, the female die plate is symmetrically provided with a plurality of positioning grooves for positioning, and the male die plate is provided with positioning pins matched with the positioning grooves at positions corresponding to the positioning grooves.

Preferably, four supporting rods are arranged at four corners of the convex template respectively, and an exhaust groove for exhausting is formed between the cavity and the positioning groove.

Preferably, a movable top plate is installed on one side, close to the support plate, of the convex template, the top plate is parallel to the support plate, a plurality of ejector pins are installed on one side, back to the support plate, of the top plate, the ejector pins penetrate through the convex template, and a second spring is correspondingly sleeved outside each ejector pin in a matched mode.

Preferably, a first spring is sleeved on one side, close to the support plate, of each support rod, and runners for cooling the mold and the plastic part are arranged in the convex mold plate and the concave mold plate and correspond to the peripheries of the cavities.

Preferably, at least two rotatable rotating shafts are installed below the support, and a conveying belt for conveying plastic parts is sleeved outside the two rotating shafts in a matching mode.

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

(1) The utility model discloses in, snatch the subassembly through the setting, can carry out orderly the snatching to moulding after the drawing of patterns, and adsorb it through the sucking disc and transfer to the assigned position under the rotation of connecting rod, in order to ensure its regularity of depositing, wherein, rotation through changeing the board can make the sucking disc carry out angular adjustment at connecting rod pivoted in-process, in order to ensure to mould and finally can the level place, through this structure, can realize that the automation of moulding is snatched and regular placing, thereby solve current mould and accomplish the back moulding plastics, its product drops mixed and disorderly problem, and then use manpower sparingly, and can improve the production efficiency of shell mounting.

(2) The utility model discloses in, through the conveyer belt of installation in support below, via the pivot drive, can make and mould the piece and transfer to the assigned position in an orderly manner under the effect of snatching the subassembly at the conveyer belt to increase the space that the product was deposited.

(3) The utility model discloses in, through the tight cooperation between constant head tank and the locating pin, can ensure the precision of compound die between cavity die plate and the convex die plate, avoid it receive with branch clearance error influence within a definite time to guarantee the quality that the product was moulded plastics.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the male mold plate of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 1 at C;

in the figure: 1. a support plate; 2. a strut; 3. a convex template; 4. a cavity plate; 5. a support; 6. a connecting rod; 7. rotating the plate; 8. a suction cup; 9. a rotating shaft; 10. a conveyor belt; 11. a first spring; 12. a top plate; 13. a thimble; 14. a second spring; 15. a gate; 16. hot melting; 17. a flow channel; 18. positioning a groove; 19. positioning pins; 20. an air discharge groove.

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 to 4, a preparation injection mold for a fixture of a functional housing of a home appliance, includes:

the device comprises a support plate 1 which is vertically arranged and a plurality of support rods 2 which are vertically arranged on one side of the support plate 1;

the matched male die plate 3 and the matched female die plate 4 both penetrate through and slide on the supporting rod 2, and a cavity for injection molding is formed between the female die plate 4 and the male die plate 3;

snatch the subassembly, including two supports 5 of symmetric distribution in the 3 below of convex mould board, all correspond in one side of every support 5 and install rotatable connecting rod 6, the one end that support 5 was kept away from to connecting rod 6 rotates and is connected with commentaries on classics board 7, and installs the sucking disc 8 that is used for absorbing the piece of moulding on commentaries on classics board 7.

Specifically, the injection molding preparation of the household appliance functional shell fixing part is carried out by utilizing the disclosed technical scheme:

under the support of a support plate 1, a concave template 4 and a convex template 3 can slide on a support rod 2 for mold closing, after mold closing is completed, molten plastic is injected into a cavity to prepare a molded shell fixing piece, after cooling molding, the concave template 4 is far away from the convex template 3 to complete mold opening, at the moment, a molded plastic piece can be sucked by a grabbing assembly to be separated from the convex template 3, a sucking disc 8 is attached to the plastic piece under the support of a rotating plate 7 by rotating a connecting rod 6, negative pressure is formed inside the sucking disc 8 to realize adsorption of the plastic piece, and the sucking disc 8 can be subjected to angle adjustment in the rotating process of the connecting rod 6 by rotating the rotating plate 7 to ensure that the plastic piece can be finally horizontally placed;

the connecting part of the bracket 5 and the connecting rod 6 is a certain distance from the bottom of the male template 3, so that the bracket 5 can not interfere with the female template 4 during die assembly, and enough space needs to be ensured between the two templates during demoulding to allow the connecting rod 6 to drive the plastic part to rotate without collision during the rotation process of the plastic part; by arranging the two symmetrical connecting rods 6, the stability of the plastic part in the transferring process can be ensured, the plastic part can be positioned at a designated position, and the plastic part can be stored in a stacking mode.

The above-mentioned, further, include the runner 15 that is installed on one side of the cavity plate 4 and is communicated with cavity, there is spiral hot melt channel 16 outside the runner 15. Preferably, the nozzle of the injection molding machine is connected with the sprue 15, so that automatic injection molding of the mold can be realized, and the plastic in the sprue 15 is heated in real time by injecting recycled high-temperature fluid into the hot melting channel 16, so that the sprue 15 can be prevented from being blocked after the plastic is cooled and solidified.

Furthermore, at least two rotatable rotating shafts 9 are arranged below the bracket 5, and a conveying belt 10 for conveying plastic parts is sleeved outside the two rotating shafts 9 in a matching manner. Preferably, the plastic parts are orderly transferred to the designated positions under the action of the conveyor belt 10 through the grabbing assembly by the conveyor belt 10 driven by the rotating shaft 9 through the conveyor belt 10 arranged below the bracket 5, so that the plastic parts are automatically adjusted to increase the storage space of products; among them, regarding the above-mentioned rotating shafts 9, it is preferable that the motor is directly driven, and when the conveyor belt 10 is excessively long, a corresponding rotating roller should be provided between the two rotating shafts 9 to increase the stability of the conveyance.

Can know from last, snatch the subassembly through setting up among the above-mentioned technical scheme, can carry out orderly the snatching to the piece of moulding after the drawing of patterns to in order going on of follow-up work, further the utility model discloses in still provide a further preferred processing structure:

a plurality of positioning grooves 18 for positioning are symmetrically arranged on the cavity plate 4, and positioning pins 19 matched with the positioning grooves 18 are arranged on the cavity plate 3 corresponding to the positioning grooves 18.

In the above further preferable process, the precision of the mold clamping between the cavity plate 4 and the cavity plate 3 can be ensured by the close fitting between the positioning groove 18 and the positioning pin 19.

Specifically, the mould is under long-time use, can take place certain wearing and tearing, especially wearing and tearing between the concave mould board 4 that often slides and branch 2 can lead to the two cooperation to appear becoming flexible, and this will seriously influence the precision of compound die, and based on this, through setting up many pairs of constant head tank 18 and locating pin 19, under its cooperation, can ensure that the precision of die cavity can not change to further guarantee the quality of product injection moulding production.

Above, further, four supporting rods 2 are arranged, the four supporting rods 2 are respectively arranged at four corners of the convex die plate 3, and an exhaust groove 20 for exhausting is arranged between the cavity and the positioning groove 18. Specifically, four spinal branch poles 2 can guarantee to have sufficient support intensity, still can provide corresponding space for the work of snatching the subassembly, and be full of the in-process of die cavity at the melt, if not in time with the inside air escape of die cavity, then can be moulding the inside air pocket that forms of piece, influence the performance of shell mounting to produce the waste product, cause the wasting of resources, based on this, the exhaust duct 20 of usable setting is discharged unnecessary air from two template handing-over departments.

In summary, further preferred structures are also provided for the specific processing structure disclosed above:

a movable top plate 12 is installed on one side, close to the support plate 1, of the convex template 3, the top plate 12 is parallel to the support plate 1, a plurality of ejector pins 13 are installed on one side, opposite to the support plate 1, of the top plate 12, the ejector pins 13 penetrate through the convex template 3, and a second spring 14 is correspondingly sleeved outside each ejector pin 13 in a matched mode. Specifically, the ejector pin 13 penetrating through the male mold plate 3 can eject the plastic part attached to the male mold plate 3 under the driving of the top plate 12, so as to facilitate the demolding, and the second spring 14 has the function of avoiding reducing the impact of the ejector pin 13 on the male mold plate 3 when the ejector pin 13 is driven by the top plate 12, and is beneficial to the retraction of the ejector pin 13, so as to avoid the occurrence of the accident of the firing pin.

A first spring 11 is sleeved on one side of each support rod 2 close to the support plate 1, and runners 17 for cooling the mold and molding the parts are respectively arranged in the convex mold plate 3 and the concave mold plate 4 corresponding to the periphery of the mold cavity. Specifically, when the die is closed, the female die plate 4 can push the male die plate 3 to slide on the supporting rod 2 for a certain distance, at the moment, the first spring 11 is compressed and contracted to convert redundant impact force into elastic potential energy of the spring, after the die is opened, the first spring 11 also pushes the male die plate 3 to move for a certain distance to release the elastic potential energy, and in the forming process, in order to accelerate the forming efficiency, the external cooling circulation system is generally adopted, cooling water is connected into the flow channel 17 to respectively cool the female die plate 4 and the male die plate 3, and meanwhile, the plastic part in the cavity is rapidly formed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a preparation injection mold of household electrical appliances function shell mounting which characterized in that includes:

the device comprises a support plate (1) which is vertically arranged and a plurality of support rods (2) which are vertically arranged on one side of the support plate (1);

the male die plate (3) and the female die plate (4) which are matched with each other penetrate through and slide on the supporting rod (2), and a cavity for injection molding is formed between the female die plate (4) and the male die plate (3);

snatch the subassembly, including two supports (5) of symmetric distribution in convex die plate (3) below every one side of support (5) all corresponds and installs rotatable connecting rod (6), the one end rotation that support (5) were kept away from in connecting rod (6) is connected with commentaries on classics board (7), just install sucking disc (8) that are used for absorbing the piece of moulding on commentaries on classics board (7).

2. The injection mold for manufacturing a fixture of a functional casing of a home appliance according to claim 1, wherein: the hot melt die further comprises a pouring gate (15) which is arranged on one side of the concave die plate (4) and communicated with the die cavity, and a spiral hot melt channel (16) is arranged outside the pouring gate (15).

3. The injection mold for manufacturing a fixture of a functional casing of a home appliance according to claim 1, wherein: a plurality of positioning grooves (18) for positioning are symmetrically formed in the concave template (4), and positioning pins (19) matched with the positioning grooves (18) are arranged on the convex template (3) corresponding to the positioning grooves (18).

4. The injection mold for manufacturing a fixture of a functional casing of a home appliance according to claim 3, wherein: the four supporting rods (2) are arranged at four corners of the convex die plate (3), and an exhaust groove (20) for exhausting is formed between the die cavity and the positioning groove (18).

5. The injection mold for manufacturing a fixture of a functional casing of a home appliance according to claim 1, wherein: the movable top plate (12) is installed on one side, close to the support plate (1), of the convex die plate (3), the top plate (12) is parallel to the support plate (1), a plurality of ejector pins (13) are installed on one side, back to the support plate (1), of the top plate (12), the ejector pins (13) penetrate through the convex die plate (3), and a second spring (14) is correspondingly sleeved on the outer portion of each ejector pin (13) in a matched mode.

6. The injection mold for manufacturing a fixture of a functional casing of a home appliance according to claim 1, wherein: a first spring (11) is sleeved on one side, close to the support plate (1), of each support rod (2), and runners (17) used for cooling the mold and molding the parts are arranged in the convex mold plate (3) and the concave mold plate (4) and correspond to the peripheries of the cavities.

7. The injection mold for manufacturing a fixture of a functional casing of a home appliance according to claim 1, wherein: at least two rotatable rotating shafts (9) are installed below the support (5), and the outside of each rotating shaft (9) is sleeved with a conveying belt (10) used for conveying plastic parts in a matched mode.