CN215242485U

CN215242485U - Front cover and rear cover injection mold of notebook computer plastic shell

Info

Publication number: CN215242485U
Application number: CN202120173754.2U
Authority: CN
Inventors: 胡继超
Original assignee: Kunshan Baichangli Precision Machinery Co ltd
Current assignee: Kunshan Baichangli Precision Machinery Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-12-21
Anticipated expiration: 2031-01-22

Abstract

The utility model discloses a lid injection mold around notebook plastic casing, including moulding box, cover half mechanism, the preceding side surface slant that the moulding box kept away from communication line row one end is equipped with a plurality of positioning switches, the inner wall bottom middle part in plastic film groove transversely is equipped with the vibration dish, the moulding box side is equipped with the mould lid through the roating seat, the top surface of mould lid is equipped with the seat of moulding plastics, cover half mechanism includes hydraulic push rod, first moulding board, second moulding board, hydraulic push rod establishes in the notch that plastic film groove lateral wall was seted up, first moulding board transversely establishes inside the plastic film groove in hydraulic push rod one end side, the hydraulic push rod one end side in the screens groove inboard is vertically established to second moulding board. The utility model discloses utilize the cooperation between first forming die board side screens groove and second forming die board side spacing groove to assemble the size with coordinated control to accomplish the moulding operation through the cooperation between moulding box and vibration dish, reduce the cost of modelling when satisfying front and back lid shaping processing demand, excellent in use effect.

Description

Front cover and rear cover injection mold of notebook computer plastic shell

Technical Field

The utility model relates to the technical field of mold, specifically a lid injection mold around notebook plastic casing.

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. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother". The method is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like. 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. The existing injection mold for processing the notebook computer shell is mostly of a combined type press-forming structure, the front cover and the rear cover need different templates to be completed step by step, the press-down control precision requirement is high, the repeated assembly increases the processing cost, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lid injection mold around notebook plastic casing to solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a front cover and rear cover injection mold of a notebook computer plastic shell comprises a mold box and a mold fixing mechanism, wherein one end of the front side surface of the mold box is longitudinally and fixedly provided with a communication line row through an opening through groove, the front side surface of the mold box, which is far away from one end of the communication line row, is obliquely and fixedly provided with a plurality of position adjusting switches, the top surface of the mold box outside the position adjusting switches is fixedly provided with a U-shaped plastic film groove through an opening lower cavity, the middle part of the bottom end of the inner wall of the plastic film groove is transversely and fixedly provided with a vibrating disc, the side surface of the mold box, which is far away from one end of the position adjusting switches, of the mold box is movably provided with a mold cover through a rotating seat, the middle part of the top surface of the mold cover is fixedly provided with an injection seat through an opening through hole, the mold fixing mechanism comprises a hydraulic push rod, a first mold forming plate and a second mold forming plate, the hydraulic push rod is movably arranged in the inner cavity of the plastic film groove through the side wall of the plastic film groove, the first mold plate is transversely and fixedly arranged in the plastic film groove at one end of the hydraulic push rod through a connecting seat, the middle parts of the side surfaces of the left end and the right end of the first molding board are respectively provided with a C-shaped clamping groove, the second molding board is longitudinally fixed on the side surface of one end of the hydraulic push rod, which is arranged at the inner side of the clamping groove, and the surfaces of one sides, far away from the hydraulic push rod, of the first molding board and the second molding board are respectively provided with a plurality of spiral connection holes.

Preferably, a plurality of balance feet are vertically arranged on the bottom surface of the mold box, and the top plane of the mold box outside the plastic film groove has the same size as the mold cover.

Preferably, the mould box is controlled by a lock catch through a rotating seat to open and close with a mould cover to form a sealing structure, and the rotating angle range between the mould cover and the top plane of the mould box is 0-135 degrees.

Preferably, the communication line row is positioned at the electric connection end at one end of the inner cavity of the die box, and the action of the hydraulic push rod is adjusted by the controller sub-control position adjusting switch.

Preferably, the injection molding base is of a circular truncated cone structure, and the side surface of one end, far away from the mold cover, of the injection molding base is of a flange plate type connecting structure.

Preferably, the side surfaces of two ends of the second forming template are respectively provided with an L-shaped limiting groove, the first forming template and the second forming template are both of a C-shaped combined plate-shaped structure, and the size of the templates is controlled through the matching between the limiting grooves and the clamping grooves.

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

1. the fixed die mechanism comprises a hydraulic push rod, a first formed die plate and a second formed die plate, a vibration disc is arranged at the bottom end of the inner wall of a plastic film groove on the inner side of the first formed die plate and the second formed die plate, the first formed die plate is matched with a limiting groove on the side surface of the second formed die plate through a clamping groove on the side surface of the first formed die plate so as to coordinate and control the assembling size and ensure that the connection of a combined part is reliable, injection molding raw materials are quantitatively injected into a die box through an injection molding seat and are matched with the vibration disc to complete the die forming operation, the molding processing requirements of the front cover and the rear cover are met, the modeling cost is reduced, and the use effect is good.

2. The spiral connecting holes are formed in the surfaces of the sides, far away from the hydraulic push rod, of the first forming template and the second forming template respectively, the corresponding templates can be conveniently adjusted according to the processing requirements of the front cover and the rear cover, the rapid assembly requirements can be met, a flip type combined forming structure is adopted between the mold cover and the mold box, time consumption for assembling and debugging the traditional mold is reduced, and the forming efficiency is guaranteed.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a top view of the expanded structure of the present invention;

fig. 3 is a top view of the assembly structure of the present invention;

fig. 4 is a schematic view of a connection structure between the first molding board and the second molding board according to the present invention.

In the figure: 1. a mould box; 2. a communication line bank; 3. a position adjusting switch; 4. a plastic film groove; 5. a rotating base; 6. a mold cover; 7. an injection molding base; 8. a hydraulic push rod; 9. a first molding plate; 10. a second template; 11. a clamping groove; 12. spirally connecting holes; 13. a balance foot; 14. a limiting groove; 15. the disk is vibrated.

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, 2, 3 and 4, in an embodiment of the present invention, an injection mold for a front cover and a rear cover of a plastic housing of a notebook computer comprises a mold box 1 and a cover fixing mechanism, wherein one end of a front side surface of the mold box 1 is longitudinally and fixedly provided with a communication line bank 2 by being provided with a through groove, a plurality of positioning switches 3 are obliquely and fixedly arranged on the front side surface of the mold box 1 far away from the communication line bank 2, a U-shaped plastic film groove 4 is fixedly arranged on a top surface of the mold box 1 outside the positioning switches 3 by being provided with a lower concave cavity, a vibrating plate 15 is transversely and fixedly arranged in the middle of a bottom end of an inner wall of the plastic film groove 4, a mold cover 6 is movably arranged on a side surface of the mold box 1 far away from the positioning switches 3 by a rotating base 5, an injection base 7 is fixedly arranged in the middle of the top surface of the mold cover 6 by being provided with a through hole, the cover fixing mechanism comprises a hydraulic push rod 8, a first mold forming plate 9 and a second mold forming plate 10, the hydraulic push rod 8 is movably arranged in an inner cavity of the plastic film groove 4 through a concave hole formed in the side wall of the plastic film groove 4, the first molding board 9 is transversely and fixedly arranged in the plastic film groove 4 on the side surface of one end of the hydraulic push rod 8 through a connecting seat, the middle parts of the side surfaces of the left end and the right end of the first molding board 9 are respectively provided with a C-shaped clamping groove 11, the second molding board 10 is longitudinally and fixedly arranged on the side surface of one end of the hydraulic push rod 8 in the clamping groove 11, and the surfaces of one sides, far away from the hydraulic push rod 8, of the first molding board 9 and the second molding board 10 are respectively provided with a plurality of spiral connecting holes 12; a plurality of balance feet 13 are vertically arranged on the bottom surface of the mould box 1, and the top plane of the mould box 1 outside the plastic film groove 4 has the same size as the mould cover 6; the mould box 1 is controlled by a lock catch through a rotating seat 5 to be opened and closed with the mould cover 6 to form a sealing structure, and the rotating angle range between the mould cover 6 and the top plane of the mould box 1 is 0-135 degrees, so that the mould changing operation is convenient and the forming quality is ensured; the electric connection end of the communication line bank 2, which is positioned at one end of the inner cavity of the die box 1, adjusts the action of the hydraulic push rod 8 by the sub-control positioning switch 3 of the controller, so that the requirement of accurately controlling the die plates with different sizes is met; the injection molding base 7 is of a round table structure, and the side surface of one end, far away from the mold cover 6, is of a flange type connecting structure, so that the reliable connection of a material conveying pipe during injection molding is ensured; l-shaped limiting grooves 14 are respectively formed in the side faces of two ends of the second forming template 10, the first forming template 9 and the second forming template 10 are both of C-shaped combined plate-shaped structures, the sizes of the templates are controlled through the matching between the limiting grooves 14 and the clamping grooves 11, and the debugging requirements of shells with different sizes on the templates during processing are met.

The utility model discloses a theory of operation and use flow: when the mould is used, the corresponding mould plates are arranged in the mould groove 4 according to the requirement of machining size, the movement of the hydraulic push rod 8 is respectively controlled through the position adjusting switch 3, the clamping groove 11 on the side surface of the first mould plate 9 is matched with the limiting groove 14 on the side surface of the second mould plate 10 to coordinate and control the assembling size, and meanwhile, the connection reliability of the combined part is ensured, the mould cover 6 is pressed down to complete the sealing connection with the mould box 1 after the mould plate combination is completed, injection molding raw materials are quantitatively injected into the mould box 1 through the injection molding seat 7 and complete the mould forming operation through the matching with the vibrating disc 15, the modeling cost is reduced while the forming machining requirement of the front cover and the rear cover is met, the assembling is controlled by adopting an open-close type flip structure, and the use effect is good.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a lid injection mold around notebook plastic casing, includes moulding box (1), cover half mechanism, its characterized in that: the die box is characterized in that a communication line row (2) is longitudinally and fixedly arranged at one end of the front side surface of the die box (1) through the opening of a through groove, a plurality of position adjusting switches (3) are fixedly arranged on the front side surface of the die box (1) far away from one end of the communication line row (2) in an inclined manner, a U-shaped plastic film groove (4) is fixedly arranged on the top surface of the die box (1) outside the position adjusting switches (3) through the opening of a lower cavity, a vibrating disc (15) is transversely and fixedly arranged in the middle of the bottom end of the inner wall of the plastic film groove (4), a die cover (6) is movably arranged on the side surface of the die box (1) far away from one end of the position adjusting switches (3) through a rotating seat (5), an injection seat (7) is fixedly arranged in the middle of the top surface of the die cover (6) through the opening of the through hole, and the die mechanism comprises a hydraulic push rod (8), a first die plate (9) and a second die plate (10), hydraulic pressure push rod (8) set up the inner chamber in plastic film groove (4) through the shrinkage pool activity that plastic film groove (4) lateral wall was seted up, first forming die board (9) are through the horizontal fixed plastic film groove (4) inside that sets up in hydraulic pressure push rod (8) one end side of connecting seat, C shape screens groove (11) have been seted up respectively to both ends side middle part about first forming die board (9), second forming die board (10) longitudinal fixation sets up hydraulic pressure push rod (8) one end side in screens groove (11), hydraulic pressure push rod (8) a side surface has been kept away from in first forming die board (9), second forming die board (10) and has been seted up a plurality of screw holes (12) respectively.

2. The injection mold for the front cover and the rear cover of the plastic shell of the notebook computer as claimed in claim 1, wherein: the bottom surface of mould case (1) is vertical to be equipped with a plurality of balanced feet (13), mould case (1) top plane in the moulding membrane groove (4) outside is the same with mould lid (6) size.

3. The injection mold for the front cover and the rear cover of the plastic shell of the notebook computer as claimed in claim 1, wherein: the mould box (1) is controlled by a lock catch through a rotating seat (5) and is opened and closed with a mould cover (6) to form a sealing structure, and the rotating angle range between the mould cover (6) and the top plane of the mould box (1) is 0-135 degrees.

4. The injection mold for the front cover and the rear cover of the plastic shell of the notebook computer as claimed in claim 1, wherein: the communication wire row (2) is positioned at the electric connection end at one end of the inner cavity of the mould box (1), and the action of the hydraulic push rod (8) is adjusted by the controller sub-control position adjusting switch (3).

5. The injection mold for the front cover and the rear cover of the plastic shell of the notebook computer as claimed in claim 1, wherein: the injection molding base (7) is of a round table structure, and the side face of one end, far away from the mold cover (6), of the injection molding base is of a flange plate type connecting structure.

6. The injection mold for the front cover and the rear cover of the plastic shell of the notebook computer as claimed in claim 1, wherein: l-shaped limiting grooves (14) are formed in the side faces of two ends of the second molding plate (10), the first molding plate (9) and the second molding plate (10) are both of a C-shaped combined plate-shaped structure, and the sizes of the molding plates are controlled through the matching between the limiting grooves (14) and the clamping grooves (11).