CN210590244U

CN210590244U - Card lid injection mold

Info

Publication number: CN210590244U
Application number: CN201921006412.0U
Authority: CN
Inventors: 郭秋生; 谢华生; 胡建中
Original assignee: Huizhou Silver Baoshan New Technology Co Ltd
Current assignee: Huizhou Silver Baoshan New Technology Co Ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-05-22
Anticipated expiration: 2029-06-28

Abstract

A card cover injection mold comprising: the front die assembly comprises a front die core, a first front die insert and a second front die insert, the rear die device comprises a rear die core, a first rear die insert and a second rear die insert, the reversing adjusting assembly comprises a reversing base station, a reversing rotating plate and a reversing driving piece, the reversing rotating plate is rotatably arranged on the reversing base station, the rear die device is arranged on the reversing rotating plate, the reversing driving piece is connected with the reversing rotating plate, and the reversing driving piece is used for driving the reversing rotating plate to rotate relative to the reversing base station. The utility model discloses a card lid injection mold is through setting up front mould subassembly, back mould device and switching-over adjusting part to can carry out card lid base and card lid flexible glue layer injection moulding processing operation in same cover mould, and overall structure is compact, ingenious, make whole degree of automation higher, can effectively improve the efficiency and the injection moulding quality of production and processing.

Description

Card lid injection mold

Technical Field

The utility model relates to an injection moulding processing technology field especially relates to a card lid injection mold.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

As shown in fig. 1, a card lid injection molding 10 is provided, which comprises a card lid base 11 and a card lid soft rubber layer 12, wherein the card lid base 11 is provided with a card lid groove, and the card lid soft rubber layer 12 is arranged in the card lid groove. In the injection molding operation of the card cover injection molded part 10, firstly, the card cover base 11 needs to be injection molded, after the injection molding of the card cover base 11 is completed, the injection molding operation of the card cover soft rubber layer 12 is performed on the molded card cover base 11.

Generally, the card lid injection molding 10 needs to be provided with two sets of moulds for injection molding, specifically, firstly, the injection molding is carried out in the card lid base mould, and then the card lid base 11 is placed in the card lid soft rubber layer mould for injection molding, so that not only can the mould manufacturing cost be increased, but also the whole processing technology becomes complicated, and the whole production efficiency and the production quality are both reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, providing one kind can carry out card lid base and card lid flexible glue layer injection moulding processing operation in same set of mould, and the higher card lid injection mold of production efficiency and injection moulding quality.

The purpose of the utility model is realized through the following technical scheme:

a card cover injection mold comprising:

the front mold assembly comprises a front mold core, a first front mold insert and a second front mold insert, wherein a first front mold forming placing groove and a second front mold forming placing groove are formed in the front mold core, the first front mold insert is arranged in the first front mold forming placing groove, the second front mold insert is arranged in the second front mold forming placing groove, a first front mold injection channel and a second front mold injection channel are formed in the front mold core, a first front mold insert injection channel is formed in the first front mold insert, a second front mold insert injection channel is formed in the second front mold insert, the first front mold injection channel is communicated with the first front mold insert injection channel, and the second front mold injection channel is communicated with the second front mold insert injection channel;

the rear die device comprises a rear die core, a first rear die insert and a second rear die insert, wherein a first rear die forming placing groove and a second rear die forming placing groove are formed in the rear die core, the first rear die insert is arranged in the first rear die forming placing groove, the second rear die insert is arranged in the second rear die forming placing groove, a first rear die forming cavity is formed in the first rear die insert, the first rear die forming cavity is communicated with a first front die insert injection channel, a second rear die forming cavity is formed in the second rear die insert, the second rear die forming cavity is communicated with a second front die insert injection channel, and the first rear die forming cavity and the second rear die forming cavity are identical in structure and are symmetrically arranged; and

the reversing adjusting assembly comprises a reversing base station, a reversing rotating plate and a reversing driving piece, the reversing rotating plate is rotatably arranged on the reversing base station, the rear mold device is arranged on the reversing rotating plate, the reversing driving piece is connected with the reversing rotating plate, and the reversing driving piece is used for driving the reversing rotating plate to rotate relative to the reversing base station.

In one embodiment, the first front mold insert is provided with a first front mold projection, and the first front mold projection is aligned with the first rear mold forming cavity.

In one embodiment, the second front mold insert is provided with a second front mold projection, and the second front mold projection is aligned with the second rear mold forming cavity.

In one embodiment, the front mold assembly further includes a first injection molding insert and a second injection molding insert, the first injection molding insert is disposed on the top of the front mold core, the second injection molding insert is disposed on a side surface of the front mold core, the first injection molding insert is provided with a first injection molding hole, the first injection molding hole is communicated with the first front mold injection channel, the second injection molding insert is provided with a second injection molding hole, and the second injection molding hole is communicated with the second front mold injection channel.

In one embodiment, the card cover injection mold further comprises an injection molding assembly, wherein the injection molding assembly comprises a first injection molding nozzle and a second injection molding nozzle, the first injection molding nozzle is arranged in the first injection molding hole, and the second injection molding nozzle is arranged in the second injection molding hole.

In one embodiment, the rear mold device further includes a jacking assembly, the jacking assembly includes a jacking base, a first jacking support block, a second jacking support block, a mold opening jacking plate and a mold opening jacking column, the first jacking support block and the second jacking support block are respectively disposed on the jacking base, the rear mold core is respectively connected with the first jacking support block and the second jacking support block, the mold opening jacking plate is slidably disposed between the first jacking support block and the second jacking support block, and the mold opening jacking column is disposed on the mold opening jacking plate.

In one embodiment, the rear mold core is provided with a jacking through hole, and the mold-opening jacking column is slidably arranged through the jacking through hole.

In one embodiment, the jacking assembly further comprises a jacking reset elastic piece, the jacking reset elastic piece is sleeved on the mold opening jacking column, and the jacking reset elastic piece is respectively connected with the mold opening jacking plate and the rear mold core.

In one embodiment, the jacking return elastic element is a spring.

In one embodiment, the reversing drive is an electric motor.

Compared with the prior art, the utility model discloses at least, following advantage has:

the utility model discloses a card lid injection mold is through setting up front mould subassembly, back mould device and switching-over adjusting part to can carry out card lid base and card lid flexible glue layer injection moulding processing operation in same cover mould, and overall structure is compact, ingenious, make whole degree of automation higher, can effectively improve the efficiency and the injection moulding quality of production and processing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of a snap cap injection molded part;

fig. 2 is a schematic structural view of a card cover injection mold according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a front mold assembly of the card cover injection mold of FIG. 2;

FIG. 4 is a schematic structural view of a rear mold device of the card cover injection mold of FIG. 2;

fig. 5 is a schematic structural view of a separating elastic component of a card cover injection mold according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

It is noted that as used herein, reference to an element being "connected" to another element also means that the element is "in communication" with the other element, and fluid can be in exchange communication between the two.

In one embodiment, a card cover injection mold includes: the front mold comprises a front mold core, a first front mold insert and a second front mold insert, wherein the front mold core is provided with a first front mold forming placing groove and a second front mold forming placing groove, the first front mold insert is arranged in the first front mold forming placing groove, the second front mold insert is arranged in the second front mold forming placing groove, the front mold core is provided with a first front mold injection channel and a second front mold injection channel, the first front mold insert is provided with a first front mold injection channel, the second front mold insert is provided with a second front mold insert injection channel, the first front mold injection channel is communicated with the first front mold insert injection channel, and the second front mold injection channel is communicated with the second front mold insert injection channel; the rear die device comprises a rear die core, a first rear die insert and a second rear die insert, wherein a first rear die forming placing groove and a second rear die forming placing groove are formed in the rear die core, the first rear die insert is arranged in the first rear die forming placing groove, the second rear die insert is arranged in the second rear die forming placing groove, a first rear die forming cavity is formed in the first rear die insert, the first rear die forming cavity is communicated with the first front die insert injection channel, a second rear die forming cavity is formed in the second rear die insert, the second rear die forming cavity is communicated with the second front die insert injection channel, and the first rear die forming cavity and the second rear die forming cavity are identical in structure and are symmetrically arranged; the reversing adjusting assembly comprises a reversing base station, a reversing rotating plate and a reversing driving piece, the reversing rotating plate is rotatably arranged on the reversing base station, the rear die device is arranged on the reversing rotating plate, the reversing driving piece is connected with the reversing rotating plate, and the reversing driving piece is used for driving the reversing rotating plate to rotate relative to the reversing base station. The utility model discloses a card lid injection mold is through setting up front mould subassembly, back mould device and switching-over adjusting part to can carry out card lid base and card lid flexible glue layer injection moulding processing operation in same cover mould, and overall structure is compact, ingenious, make whole degree of automation higher, can effectively improve the efficiency and the injection moulding quality of production and processing.

The above described card cover injection mold is described for a better understanding of its concept. Referring to fig. 2, a card cover injection mold 20 includes: a front mold assembly 100, a rear mold device 200 and a reversing adjustment assembly 300.

Referring to fig. 2 and 3, the front mold assembly 100 includes a front mold core 110, a first front mold insert 120 and a second front mold insert 130, the front mold core 110 is provided with a first front mold forming placing groove 111 and a second front mold forming placing groove 112, the first front mold insert 120 is disposed in the first front mold forming placing groove 111, the second front mold insert 130 is disposed in the second front mold forming placing groove 112, the front mold core 110 is provided with a first front mold injection channel and a second front mold injection channel, the first front mold insert 120 is provided with a first front mold injection channel, the second front mold insert 130 is provided with a second front mold insert injection channel, the first front mold injection channel is communicated with the first front mold insert injection channel, and the second front mold injection channel is communicated with the second front mold insert injection channel.

It should be noted that the front mold core 110 is provided with a first front mold forming placing groove 111 and a second front mold forming placing groove 112, so that the first front mold insert 120 and the second front mold insert 130 can be installed and placed, and meanwhile, the positions of the first front mold insert 120 and the second front mold insert 130 can be spaced, so that the card cover base 11 of the card cover injection molding 10 can be subjected to injection molding through the first front mold insert 120, and then the injection molding operation of the card cover soft adhesive layer 12 can be performed on the formed card cover base 11 through the second front mold insert 130, so that the injection molding operation of the card cover base and the card cover soft adhesive layer can be completed on the same mold, thereby saving the mold design cost and improving the production and processing efficiency.

Referring to fig. 2 and 4, the rear mold device 200 includes a rear mold core 210, a first rear mold insert 220 and a second rear mold insert 230, the rear mold core 210 is provided with a first rear mold forming placing groove 211 and a second rear mold forming placing groove 212, the first rear mold insert 220 is disposed in the first rear mold forming placing groove 211, the second rear mold insert 230 is disposed in the second rear mold forming placing groove 212, the first rear mold insert 220 is provided with a first rear mold forming cavity 221, the first rear mold forming cavity 221 is communicated with the first front mold injection molding channel, the second rear mold insert 230 is provided with a second rear mold forming cavity 231, the second rear mold forming cavity 231 is communicated with the second front mold insert injection molding channel, and the first rear mold forming cavity 221 and the second rear mold forming cavity 231 are identical in structure and are symmetrically disposed.

It should be noted that the rear mold core 210 is provided with a first rear mold forming placing groove 211 and a second rear mold forming placing groove 212, so that the first rear mold insert 220 and the second rear mold insert 230 can be installed and placed, and meanwhile, the positions of the first rear mold insert 220 and the second rear mold insert 230 can be spaced, so that the card cover base 11 of the card cover injection molding 10 can be injection molded through the first rear mold forming cavity 221 on the first rear mold insert 220, and then the injection molding operation of the card cover soft rubber layer 12 can be performed on the molded card cover base 11 through the second rear mold forming cavity 231 on the second rear mold insert 230, so that the injection molding operation of the card cover base and the card cover soft rubber layer can be completed on the same mold, thereby saving the mold design cost and improving the production and processing efficiency.

Referring to fig. 3, the first front mold insert 120 is provided with a first front mold projection 121, the first front mold projection 121 is aligned with the first rear mold forming cavity 221, the second front mold insert 130 is provided with a second front mold projection 131, and the second front mold projection 131 is aligned with the second rear mold forming cavity 231.

It should be noted that, in the injection molding operation, after the front mold core 110 and the rear mold core 210 are abutted against each other and mounted, at this time, the first front mold bump 121 on the first front mold insert 120 is located on the first rear mold molding cavity 221, at this time, the first front mold bump 121 and the first rear mold molding cavity 221 form a card cover base molding cavity, and through injecting the injection molding liquid from the first front mold injection channel, the injection molding liquid can flow from the first front mold injection channel to the first front mold insert injection channel on the first front mold insert 120 and flow from the first front mold insert injection channel into the first rear mold molding cavity 221, so that the card cover base molding cavity can be filled with the injection molding liquid, thereby completing the injection molding operation of the card cover base. After the injection molding of the card cover base, the front mold assembly 100 performs a mold opening operation, and then the reversing adjustment assembly 300 performs a reversing operation on the rear mold device 200, so that the rear mold device 200 rotates 180 degrees, thereby rotating the first rear mold molding cavity 221 to the position of the second rear mold molding cavity 231, since the second rear mold molding cavity 231 and the first rear mold molding cavity 221 are identical in structure and symmetrically arranged, the first rear mold molding cavity 221 and the second front mold projection 131 at this time form a card cover soft adhesive layer molding cavity, and the second front mold injection channel is communicated with the first rear mold molding cavity 221 at this time, so that the injection molding liquid can flow from the second front mold injection channel to the second front mold insert injection channel on the second front mold insert 130 and flow from the second front mold insert injection channel into the first rear mold cavity 221 at this time, so that the molding cavity of the card cover soft adhesive layer in the first rear mold molding cavity 221 at this time is filled, thereby completing the injection molding operation of the card cover soft adhesive layer. In the actual production process operation, after the injection molding operation of the card cover base is completed, the injection molding personnel can also take out the card cover base in the first back mold cavity 221 and place the card cover base in the second back mold cavity 231, then, the injection molding operation of the soft card cover adhesive layer is performed, at this time, the second rear mold molding cavity 231 and the second front mold projection 131 form a soft card cover adhesive layer molding cavity, and the second front mold insert injection molding channel is communicated with the second rear mold molding cavity 231, by injecting the injection liquid from the second front mold injection channel, the injection liquid can flow from the second front mold injection channel to the second front mold insert injection channel on the second front mold insert 130, and flows into the second rear mold molding cavity 231 from the second front mold insert injection molding channel, so that the molding cavity of the card cover soft adhesive layer in the second rear mold molding cavity 231 is filled, thereby completing the injection molding operation of the card cover soft adhesive layer. So, through setting up the same and symmetrical first back mould die cavity 221 and the second back mould die cavity 231 of structure for in the injection moulding of card lid injection molding 10, operating personnel can select above two kinds of processing operation modes according to the actual processing condition, make production and processing operation more convenient from this.

In one embodiment, the reversing adjusting assembly 300 includes a reversing base, a reversing rotating plate and a reversing driving member, the reversing rotating plate is rotatably disposed on the reversing base, the rear mold device is disposed on the reversing rotating plate, the reversing driving member is connected to the reversing rotating plate, and the reversing driving member is configured to drive the reversing rotating plate to rotate relative to the reversing base; preferably, the reversing drive is an electric motor.

It should be noted that, after the forming operation of the card cover base is completed, the reversing rotating plate is driven by the reversing driving piece to rotate relative to the reversing base table, so that the rear mold device rotates by 180 degrees, and therefore the injection-molded card cover base moves to a station corresponding to the second front mold insert 130 to perform the injection-molding operation of the card cover soft rubber layer, and the whole production and processing efficiency is higher. In particular, the method comprises the following steps of,

referring to fig. 2 again, the front mold assembly 100 further includes a first injection insert 140 and a second injection insert 150, the first injection insert 140 is disposed on the top of the front mold core 110, the second injection insert 150 is disposed on a side surface of the front mold core, the first injection insert is provided with a first injection hole, the first injection hole is communicated with the first front mold injection channel, the second injection insert is provided with a second injection hole, and the second injection hole is communicated with the second front mold injection channel.

Furthermore, the card lid injection mold still includes the subassembly of moulding plastics, and the subassembly of moulding plastics includes first injection nozzle and the second injection nozzle of moulding plastics, and first injection nozzle sets up in first injection hole, and the second injection nozzle sets up in the second injection hole.

The first injection molding nozzle is arranged in the first injection molding hole, so that the injection molding liquid of the card cover base can be injected into the first front mold injection molding channel from the first injection molding hole through the first injection molding nozzle, and the injection operation of the card cover base is realized; in a similar way, the second injection molding nozzle is arranged in the second injection molding hole, so that the injection molding liquid of the card cover soft rubber layer can be injected into the second front mold injection molding channel from the second injection molding hole through the second injection molding nozzle, and the injection operation of the card cover soft rubber layer is realized.

Referring to fig. 4 again, the rear mold device 200 further includes a jacking assembly 240, the jacking assembly 240 includes a jacking base 241, a first jacking support block 242, a second jacking support block 243, a mold-opened jacking plate 244 and a mold-opened jacking column 245, the first jacking support block 242 and the second jacking support block 243 are respectively disposed on the jacking base 241, the rear mold core 210 is respectively connected with the first jacking support block 242 and the second jacking support block 243, the mold-opened jacking plate 244 is slidably disposed between the first jacking support block 242 and the second jacking support block 243, and the mold-opened jacking column 245 is disposed on the mold-opened jacking plate 244.

Further, the rear mold core 210 is provided with a jacking through hole, and the mold-opening jacking column 245 penetrates through the jacking through hole in a sliding manner.

It should be noted that the rear mold device 200 sets the jacking base 241 on the reversing rotating plate, so that when the reversing driving member drives the reversing rotating plate to rotate relative to the reversing base, the jacking base 241 rotates 180 degrees, and the clamping cover base which completes injection molding on the rear mold core 210 is driven to move to a position corresponding to the second front mold insert 130 to perform the clamping cover soft rubber layer injection molding operation. After the injection molding operation of the card cover soft adhesive layer is completed, the mold opening jacking plate 244 performs jacking motion under the driving of a lifting driving mechanism such as an air cylinder or a motor screw rod, so that the mold opening jacking column 245 penetrates through the jacking through hole of the rear mold core 210 and abuts against the front mold core 110, the front mold core 110 is jacked out, the front mold core 110 is separated from the rear mold core 210, and the mold opening operation of the mold is realized.

Referring to fig. 4 again, the jacking assembly 240 further includes a jacking return elastic member, the jacking return elastic member is sleeved on the mold-opening jacking column, the jacking return elastic member is respectively connected with the mold-opening jacking plate and the rear mold core, in this embodiment, the jacking return elastic member is a spring.

It should be noted that, after the jacking assembly 240 jacks out the front mold core 110, the front mold core 110 is moved away and fixed by a manipulator or a lifting crane, at this time, the mold opening jacking plate 244 is reset, and by setting the jacking reset elastic element, the mold opening jacking plate 244 is more stable during the reset operation, so that the efficiency and the quality of production and processing are improved.

Referring to fig. 4 again, after the injection molding of the card cover base 11 is completed, the card cover injection mold 20 needs to perform the injection molding of the card cover soft adhesive layer 12 on the card cover base 11, and therefore, after the injection molding of the card cover base 11 is completed, a mold opening operation needs to be performed first, so that, during mold opening, the card cover base 11 after injection molding is easily adhered to the front mold core 110, and there is a risk of being lifted by the front mold core 110, so that the position of the card cover base 11 during mold opening is moved, and thus the card cover base 11 needs to be manually aligned, otherwise, the injection molding precision of the card cover soft adhesive layer 12 is not high due to position deviation, and an injection molded product is damaged and discarded; in order to be able to compress tightly the card cover base 11 after the card cover base 11 completes the injection molding, and when the mold is opened, the card cover base 11 will not be bonded to the front mold core 110, the card cover injection mold 20 further includes a first sliding pressing component 400 and a second pressing component 500, the first sliding pressing component 400 is disposed in the first rear mold forming placing groove 211, and the second pressing component 500 is disposed in the second rear mold forming placing groove 212.

In an embodiment, the first sliding pressing assembly 400 includes a first sliding block 410, a second sliding block 420, a first pressing cross bar 430 and a second pressing cross bar 440, the first sliding block 410 and the second sliding block 420 are respectively slidably disposed in the first rear molding placing groove 211, the first rear mold insert 220 is fixedly disposed between the first sliding block 410 and the second sliding block 420, the first pressing cross bar 430 is disposed on a side surface of the first sliding block 410 close to the first rear mold insert 220, and the second pressing cross bar 440 is disposed on a side surface of the second sliding block 420 close to the first rear mold insert 220.

Further, a first pressing and avoiding groove is formed in the first pressing and holding cross bar 430, a second pressing and avoiding groove is formed in the second pressing and holding cross bar 440, when the first pressing and holding cross bar 430 abuts against the second pressing and holding cross bar 440, the first pressing and holding avoiding groove and the second pressing and holding avoiding groove jointly form a first rear mold forming and avoiding cavity, and the first rear mold forming and avoiding cavity is aligned with the first rear mold forming cavity 221.

Still further, it holds the portion to be provided with first pressure on the first pressure is held horizontal pole 430, the second is pressed and is held the portion that is provided with the second pressure on the horizontal pole 440, first pressure hold horizontal pole 430 with when the second pressure is held horizontal pole 440 and is held the counterbalance, first pressure hold the portion with the second is pressed and is held the portion and is located respectively first back mould becomes the top of chamber 221, first pressure is held the portion and is used for pressing to the card lid base 11's after the injection moulding side and is held fixedly, the second is pressed and is held the portion and is used for pressing to hold fixedly to the card lid base 11's after the injection moulding another side.

The first sliding pressing member 400 is provided in the first rear mold forming groove 211, so that the card cover base 11 in the first rear mold forming groove 211 can be pressed and fixed. Specifically, the first sliding block 410 and the second sliding block 420 are respectively slidably disposed in the first rear mold forming placement groove 211, so that the first pressing cross bar 430 and the second pressing cross bar 440 can move to the first rear mold insert 220 through sliding operations of the first sliding block 410 and the second sliding block 420, when the first sliding block 410 and the second sliding block 420 are respectively abutted against the first rear mold insert 220, an end of the first pressing cross bar 430 and an end of the second pressing cross bar 440 are respectively abutted together, so that the first pressing avoidance groove and the second pressing avoidance groove jointly form a first rear mold forming avoidance cavity, and the first rear mold forming avoidance cavity is aligned with the first rear mold forming cavity 221, so that injection molding operation of the first rear mold forming cavity 221 is not affected. When the first rear mold forming clearance cavity is aligned with the first rear mold forming cavity 221, the first pressing portion on the first pressing cross rod 430 is located above one side of the first rear mold forming cavity 221, and the second pressing portion on the second pressing cross rod 440 is located above the other side of the first rear mold forming cavity 221, so that after the injection molding of the card cover base 11, the first pressing portion can press, hold and fix one side of the card cover base 11 after the injection molding, and the second pressing portion can press, hold and fix the other side of the card cover base 11 after the injection molding, so that after the injection molding of the card cover base 11 is completed, the card cover base 11 can be pressed and fixed, and in the mold opening process, the card cover base 11 cannot be bonded on the front mold core 110, thereby improving the precision of the injection molding process.

In an embodiment, the second pressing and holding assembly 500 includes a first movable adjusting block 510, a second movable adjusting block 520, a first pressing protrusion 530 and a second pressing protrusion 540, the first movable adjusting block 510 and the second movable adjusting block 520 are respectively slidably disposed in the second rear mold forming placement groove, the second rear mold insert is fixedly disposed between the first movable adjusting block 510 and the second movable adjusting block 520, the first pressing protrusion 530 is disposed on a side surface of the first movable adjusting block 510 close to the second rear mold insert, and the second pressing protrusion 540 is disposed on a side surface of the second movable adjusting block 520 close to the second rear mold insert.

Further, a first pressing clearance groove 531 is formed in the first pressing bump 530, a second pressing clearance groove 541 is formed in the second pressing bump 540, when the first pressing bump 530 abuts against the second pressing bump 540, the first pressing clearance groove 531 and the second pressing clearance groove 541 jointly form a second rear mold forming clearance cavity, and the second rear mold forming clearance cavity is aligned with the second rear mold forming cavity.

Still further, be provided with the first portion that compresses tightly on the first lug 530 that compresses tightly, the second compresses tightly and is provided with the second on the lug 540 and compresses tightly the portion, the first lug 530 that compresses tightly with the second compresses tightly when lug 540 offseting is held, the first portion that compresses tightly with the second compresses tightly the portion and is located respectively the top in second back mould die cavity, the first portion that compresses tightly is used for pressing to a side of card lid base 11 after injection moulding and holds fixedly, the second compresses tightly the portion and is used for pressing to the another side of the card lid base 11 after injection moulding and holds fixedly.

The second sliding pressing member 500 is provided in the second rear mold forming groove, so that the card cover base 11 in the second rear mold forming groove can be pressed and fixed. Specifically, the first movable adjusting block 510 and the second movable adjusting block 520 are respectively slidably disposed in the second rear mold forming placement groove, so that the first pressing protrusion 530 and the second pressing protrusion 540 can be moved to the second rear mold insert through the sliding operation of the first movable adjusting block 510 and the second movable adjusting block 520, when the first movable adjusting block 510 and the second movable adjusting block 520 are respectively abutted to the second rear mold insert, the end of the first pressing protrusion 530 and the end of the second pressing protrusion 540 are respectively abutted together, so that the first pressing clearance groove 531 and the second pressing clearance groove 541 jointly form a second rear mold forming clearance cavity, and the second rear mold forming clearance cavity is aligned with the second rear mold forming cavity, so that the injection molding operation of the second rear mold forming cavity is not affected. When the second rear mold forming clearance cavity is aligned with the second rear mold forming cavity, the first pressing portion on the first pressing protrusion 530 is located above one side of the second rear mold forming cavity, and the second pressing portion on the second pressing protrusion 540 is located above the other side of the second rear mold forming cavity, so that after the injection molding of the card cover base 11, the first pressing portion can press, hold and fix one side of the card cover base 11 after the injection molding, and the second pressing portion can press, hold and fix the other side of the card cover base 11 after the injection molding, so that after the injection molding of the card cover base 11 is completed, the card cover base 11 can be pressed and fixed, and in the process of opening the mold, the card cover base 11 cannot be bonded on the front mold core 110, thereby improving the precision of the injection molding.

Referring to fig. 3 again, in order to control the sliding operation of the first sliding pressing assembly 400 and the second sliding pressing assembly 500, so that the degree of automation of the card cover injection mold 20 is higher, thereby improving the efficiency of injection molding, the card cover injection mold 20 further includes a sliding adjustment control assembly 600, the sliding adjustment control assembly 600 includes a first adjustment control abutting block 610, a second adjustment control abutting block 620, a third adjustment control abutting block 630 and a fourth adjustment control abutting block 640, one end of the first adjustment control abutting block 610 and one end of the second adjustment control abutting block 620 are respectively disposed in the first front mold shaping placement groove, the first front mold insert is located between the first adjustment control abutting block 610 and the second adjustment control abutting block 620, one end of the third adjustment control abutting block 630 and one end of the fourth adjustment control abutting block 640 are respectively disposed in the second front mold shaping placement groove, the second front mold insert is located between the third adjustment control abutting block 630 and the fourth adjustment control abutting block 640.

Further, the first adjusting and controlling abutting block 610, the second adjusting and controlling abutting block 620, the third adjusting and controlling abutting block 630 and the fourth adjusting and controlling abutting block 640 are respectively provided with an abutting vertical surface and a guiding inclined surface 660, the abutting vertical surface is connected with the guiding inclined surface 660, and the abutting vertical surface is perpendicular to the top surface of the front mold core 110.

It should be noted that, by providing the first adjustment control abutting block 610, the second adjustment control abutting block 620, the third adjustment control abutting block 630 and the fourth adjustment control abutting block 640 on the front mold core 110, when the front mold core 110 abuts against the rear mold core 210, the sliding operation of the first sliding pressing assembly 400 and the second pressing assembly 500 can be controlled by the first adjustment control abutting block 610, the second adjustment control abutting block 620, the third adjustment control abutting block 630 and the fourth adjustment control abutting block 640. For example, when the front mold core 110 abuts against the rear mold core 210, the first front mold placing groove 111 is located above the first rear mold placing groove 211, the second front mold placing groove is located above the second rear mold placing groove, thus, the first adjustment control abutting block 610 and the second adjustment control abutting block 620 are respectively located in the first rear mold forming placing groove, the third adjustment control abutting block 630 and the fourth adjustment control abutting block 640 are respectively located in the second rear mold forming placing groove, so that the first adjustment control abutting block 610 and the second adjustment control abutting block 620 can abut against the first sliding block 410 and the second sliding block 420 in the first rear mold shaping placing groove 211, thereby, the first sliding block 410 and the second sliding block 420 respectively abut against the first rear mold insert 220, so that the first sliding pressing component 400 can clamp and fix the card cover base in the first rear mold cavity 221; similarly, the third adjustment control abutting block 630 and the fourth adjustment control abutting block 640 can abut against the first movable adjusting block 510 and the second movable adjusting block 520 in the second rear mold shaping placing groove, so that the first movable adjusting block 510 and the second movable adjusting block 520 respectively abut against the second rear mold insert, and the second sliding pressing component can clamp and fix the card cover base in the second rear mold shaping cavity; furthermore, the first adjusting control abutting block 610, the second adjusting control abutting block 620, the third adjusting control abutting block 630 and the fourth adjusting control abutting block 640 are respectively provided with an abutting vertical surface and a guiding inclined surface 660, so that when the front mold core 110 is pressed down, the guiding inclined surface 660 is arranged to play a guiding role, thereby the sliding structures on the first sliding pressing component 400 and the second pressing component 500 can be pushed to corresponding positions, and then the abutting vertical surface is used for pressing, holding and fixing the sliding structures on the first sliding pressing component 400 and the second pressing component 500, so that the first sliding pressing component 400 and the second pressing component 500 can complete corresponding fixing operations.

Referring to fig. 4 and 5, in order to enable the first sliding pressing component 400 or the second pressing component 500 to realize the separation operation after the injection molding of the card cover soft adhesive layer 12 is completed on the card cover base 11, so that the card cover injection molding 10 after the injection molding of the card cover soft adhesive layer 12 is completed can be taken out, the first sliding block 410, the second sliding block 420, the first movable adjusting block 510 and the second movable adjusting block 520 are all provided with separation elastic components 700, the first sliding block 410, the second sliding block 420, the first movable adjusting block 510 and the second movable adjusting block 520 are all provided with separation limiting grooves, and the separation elastic components 700 are correspondingly arranged in the separation limiting grooves one by one. In one of the separation elastic assemblies 700, the separation elastic assembly 700 includes a first separation guide post 710 and a second separation guide post 720, the first separation guide post 710 and the second separation guide post 720 are respectively disposed on the inner wall of the separation limiting groove, the end of the first separation guide post 710 is aligned with the end of the second separation guide post 720, a first separation return spring is disposed on the first separation guide post 710, the first separation guide post 710 is connected to one inner wall of the separation limiting groove through the first separation return spring, a second separation return spring is disposed on the second separation guide post 720, and the second separation guide post 720 is connected to the other inner wall of the separation limiting groove through the second separation return spring.

Further, the third adjustment control abutting block 630 and the fourth adjustment control abutting block 640 are both provided with a separation guide inclined block 670, each separation guide inclined block 670 includes a separation guide connection portion 671 and a separation guide abutting portion 672, the separation guide connection portion 671 is connected with the guide inclined plane 660, the separation guide abutting portion 672 is provided with a separation guide surface 672a, and the separation guide surface 672a is arranged in parallel with the guide inclined plane 660. The separation guide connection portion 671 is configured to abut against an end portion of the corresponding first separation guide post 710 and an end portion of the corresponding second separation guide post 720, and the separation guide surface 672a is configured to abut against an outer side wall of the corresponding first separation guide post 710 and an outer side wall of the corresponding second separation guide post 720.

It should be noted that, after the injection molding of the card cover soft adhesive layer 12 is completed on the card cover base 11, at this time, the front mold core performs a mold opening motion, so as to drive the third adjustment control abutting block 630 and the fourth adjustment control abutting block 640 to perform an ascending motion, so as to drive the third adjustment control abutting block 630 and the separation guide inclined block 670 on the fourth adjustment control abutting block 640 to ascend, so that the end portion of the corresponding first separation guide column 710 and the end portion of the corresponding second separation guide column 720 are separated from the separation guide inclined block 670, and thus the first sliding pressing assembly 400 or the second pressing assembly 500 can perform a separation operation. For example, the first sliding pressing component 400 clamps the card cover base 11, and after the injection molding operation is completed at the card cover soft rubber layer injection molding station, at this time, the front mold core abuts against the rear mold core, and the first sliding block 410 and the second sliding block 420 respectively abut against the end of the first pressing cross bar 430 and the end of the second pressing cross bar 440 under the abutting action of the third adjusting control abutting block 630 and the fourth adjusting control abutting block 640, so that one side surface of the card cover base 11 after injection molding can be pressed and fixed by the first pressing part, and the other side surface of the card cover base 11 after injection molding can be pressed and fixed by the second pressing part; meanwhile, the separation guide inclined block 670 of the third adjustment control abutting block 630 and the separation guide inclined block 670 of the fourth adjustment control abutting block 640 are respectively located in the corresponding separation limit grooves, that is, the separation guide inclined block 670 of the third adjustment control abutting block 630 is located in the separation limit groove of the first sliding block 410, the separation guide inclined block 670 of the fourth adjustment control abutting block 640 is located in the separation limit groove of the second sliding block 420, when the front mold core performs mold opening movement, the third adjustment control abutting block 630 and the fourth adjustment control abutting block 640 perform ascending movement, so as to drive the third adjustment control abutting block 630 and the separation guide inclined block 670 on the fourth adjustment control abutting block 640 to ascend, and thus, while the separation guide inclined block 670 located in the separation limit groove of the first sliding block 410 performs ascending movement, the first separation guide column 710 and the second separation guide column 720 can be separated through the separation guide connecting portion 671 and the separation guide abutting portion 672 The first separating guide post 710 and the second separating guide post 720 can move relative to the separating guide surface 672a, so as to drive the first sliding block 410 to move in a direction away from the second sliding block 420, thereby completing the operation of positioning and separating the first sliding block 410; similarly, while the separation guide sloping block 670 located in the separation limiting groove of the second sliding block moves upward, the separation guide connecting portion 671 and the separation guide abutting portion 672 can separate the first separation guide post 710 and the second separation guide post 720, so that the first separation guide post 710 and the second separation guide post 720 can move relative to the separation guide surface 672a, and thus the second sliding block is driven to move in a direction away from the first sliding block, thereby completing the operation of positioning and separating the first sliding block 410; so, can make card lid base 11 accomplish card lid soft glue layer 12 injection moulding back through above-mentioned structure, the first slip is pressed and is held subassembly 400 or second pressure and hold subassembly 500 and can realize the separation operation for card lid injection molding 10 after accomplishing card lid soft glue layer 12 injection moulding can be taken out, and overall structure is compact, ingenious, makes whole degree of automation higher, can effectively improve the efficiency of production and processing.

the utility model discloses a card lid injection mold 20 is through setting up front mould subassembly 100, back mould device 200 and switching-over adjusting part 300 to can carry out card lid base and card lid flexible glue layer injection moulding processing operation in same cover mould, and overall structure is compact, ingenious, make whole degree of automation higher, can effectively improve the efficiency and the injection moulding quality of production and processing.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A card lid injection mold, comprising:

2. The card cover injection mold of claim 1 wherein the first front mold insert is provided with a first front mold projection that is aligned with the first rear mold cavity.

3. The card cover injection mold of claim 1 wherein the second front mold insert is provided with a second front mold projection that is aligned with the second rear mold cavity.

4. The card cover injection mold according to claim 1, wherein the front mold assembly further comprises a first injection insert and a second injection insert, the first injection insert is disposed on the top of the front mold core, the second injection insert is disposed on a side surface of the front mold core, the first injection insert is provided with a first injection hole, the first injection hole is communicated with the first front mold injection channel, the second injection insert is provided with a second injection hole, and the second injection hole is communicated with the second front mold injection channel.

5. The card cover injection mold of claim 4, further comprising an injection assembly comprising a first injection nozzle disposed in the first injection hole and a second injection nozzle disposed in the second injection hole.

6. The clamping cover injection mold according to claim 1, wherein the rear mold device further comprises a jacking assembly, the jacking assembly comprises a jacking base, a first jacking support block, a second jacking support block, a mold opening jacking plate and a mold opening jacking column, the first jacking support block and the second jacking support block are respectively arranged on the jacking base, the rear mold core is respectively connected with the first jacking support block and the second jacking support block, the mold opening jacking plate is slidably arranged between the first jacking support block and the second jacking support block, and the mold opening jacking column is arranged on the mold opening jacking plate.

7. The card cover injection mold of claim 6, wherein the back mold core is provided with a jacking through hole, and the mold-opening jacking column is slidably inserted through the jacking through hole.

8. The card cover injection mold of claim 7, wherein the jacking assembly further comprises a jacking return elastic member, the jacking return elastic member is sleeved on the mold opening jacking column, and the jacking return elastic member is respectively connected with the mold opening jacking plate and the rear mold core.

9. The card cover injection mold of claim 8, wherein the jacking return elastic member is a spring.

10. The card cover injection mold of claim 1, wherein the reversing drive is a motor.