CN110355934B - Injection mold for clamping cover - Google Patents
Injection mold for clamping cover Download PDFInfo
- Publication number
- CN110355934B CN110355934B CN201910577125.3A CN201910577125A CN110355934B CN 110355934 B CN110355934 B CN 110355934B CN 201910577125 A CN201910577125 A CN 201910577125A CN 110355934 B CN110355934 B CN 110355934B
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- mold
- insert
- jacking
- injection
- rear mold
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- 238000002347 injection Methods 0.000 title claims abstract description 108
- 239000007924 injection Substances 0.000 title claims abstract description 108
- 238000001746 injection moulding Methods 0.000 claims abstract description 127
- 239000012790 adhesive layer Substances 0.000 abstract description 29
- 238000012545 processing Methods 0.000 abstract description 23
- 238000004519 manufacturing process Methods 0.000 abstract description 16
- 238000003825 pressing Methods 0.000 description 86
- 238000000926 separation method Methods 0.000 description 74
- 238000000465 moulding Methods 0.000 description 10
- 239000011800 void material Substances 0.000 description 10
- 239000007788 liquid Substances 0.000 description 7
- 239000003292 glue Substances 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1615—The materials being injected at different moulding stations
- B29C45/1618—The materials being injected at different moulding stations using an auxiliary treatment station, e.g. for cooling or ejecting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1615—The materials being injected at different moulding stations
- B29C45/162—The materials being injected at different moulding stations using means, e.g. mould parts, for transferring an injected part between moulding stations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1676—Making multilayered or multicoloured articles using a soft material and a rigid material, e.g. making articles with a sealing part
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A clip cover injection mold comprising: front mould subassembly, back mould device and switching-over adjusting part, front mould subassembly includes front mould benevolence, first front mould insert and second front mould insert, back mould device includes back mould benevolence, first back mould insert and second back mould insert, switching-over adjusting part includes switching-over base station, switching-over rotating plate and switching-over driving piece, the switching-over rotating plate rotates and sets up on the switching-over base station, back mould device sets up on with the switching-over rotating plate, switching-over driving piece is connected with the switching-over rotating plate, the switching-over driving piece is used for driving the relative switching-over base station of switching-over rotating plate of switching-over to rotate. According to the clamping cover injection mold, the front mold assembly, the rear mold device and the reversing adjusting assembly are arranged, so that the clamping cover base and the clamping cover soft adhesive layer injection molding processing operation can be performed in the same set of mold, the whole structure is compact and ingenious, the whole automation degree is higher, and the production and processing efficiency and the injection molding processing quality can be effectively improved.
Description
Technical Field
The invention relates to the technical field of injection molding, in particular to a clamping cover injection mold.
Background
The injection mold is a tool for producing plastic products; is also a tool for endowing plastic products with complete structure and precise dimensions. Injection molding is a process used in mass production of parts of complex shape. Specifically, the heated and melted plastic is injected into a die cavity under high pressure by an injection molding machine, and a formed product is obtained after cooling and solidification.
As shown in fig. 1, the card cover injection molding member 10 includes a card cover base 11 and a card cover soft adhesive layer 12, the card cover base 11 is provided with a card cover groove, and the card cover soft adhesive layer 12 is disposed in the card cover groove. In the injection molding operation of the card cover injection molding member 10, the card cover base 11 needs to be injection molded first, and after the injection molding of the card cover base 11 is completed, the injection molding operation of the card cover soft adhesive layer 12 is performed on the molded card cover base 11.
Generally, the injection molding part 10 for the card cover needs to be provided with two sets of molds for injection molding, specifically, the injection molding is performed in the mold for the base for the card cover, and then the base 11 for the card cover is placed in the mold for the soft adhesive layer for the card cover for injection molding, so that the manufacturing cost of the mold is increased, the whole processing technology is complicated, and the whole production efficiency and the production quality are reduced.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the clamping cover injection mold which can carry out the injection molding processing operation of the clamping cover base and the clamping cover soft adhesive layer in the same set of mold and has higher production efficiency and injection molding processing quality.
The aim of the invention is realized by the following technical scheme:
A clip cover injection mold comprising:
The front die assembly comprises a front die core, a first front die insert and a second front die insert, wherein a first front die forming placing groove and a second front die forming placing groove are formed in the front die core, the first front die insert is arranged in the first front die forming placing groove, the second front die insert is arranged in the second front die forming placing groove, a first front die injection channel and a second front die injection channel are formed in the front die core, a first front die insert injection channel is formed in the first front die insert, a second front die insert injection channel is formed in the second front die insert, and the first front die injection channel is communicated with the first front die insert injection channel;
The rear mold device comprises a rear mold core, a first rear mold insert and a second rear mold insert, wherein a first rear mold forming placing groove and a second rear mold forming placing groove are formed in the rear mold core, the first rear mold insert is arranged in the first rear mold forming placing groove, the second rear mold insert is arranged in the second rear mold forming placing groove, a first rear mold forming cavity is formed in the first rear mold insert, the first rear mold forming cavity is communicated with the first front mold insert injection channel, a second rear mold forming cavity is formed in the second rear mold insert, the second rear mold forming cavity is communicated with the second front mold insert injection channel, and the first rear mold forming cavity and the second rear mold forming cavity are identical in structure and symmetrically arranged; and
The reversing adjusting assembly comprises a reversing base, a reversing rotating plate and a reversing driving piece, wherein the reversing rotating plate is rotationally arranged on the reversing base, 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.
In one embodiment, the first front mold insert has a first front mold tab disposed thereon that is aligned with the first rear mold cavity.
In one embodiment, the second front mold insert has a second front mold tab disposed thereon that is aligned with the second rear mold cavity.
In one embodiment, the front mold assembly further comprises a first injection molding insert and a second injection molding insert, the first injection molding insert is arranged at the top of the front mold core, the second injection molding insert is arranged on one side surface of the front mold core, a first injection molding hole is formed in the first injection molding insert, the first injection molding hole is communicated with the first front mold injection molding channel, a second injection molding hole is formed in the second injection molding insert, and the second injection molding hole is communicated with the second front mold injection molding channel.
In one embodiment, the card cover injection mold further comprises an injection molding assembly, 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 comprises a jacking assembly, the jacking assembly comprises a jacking base, a first jacking supporting block, a second jacking supporting block, a mold opening jacking plate and a mold opening jacking column, the first jacking supporting block and the second jacking supporting block are respectively arranged on the jacking base, the rear mold insert is respectively connected with the first jacking supporting block and the second jacking supporting block, the mold opening jacking plate is slidably arranged between the first jacking supporting block and the second jacking supporting block, and the mold opening jacking column is arranged on the mold opening jacking plate.
In one embodiment, the rear mold core is provided with a jacking through hole, and the open mold jacking column penetrates through the jacking through hole in a sliding manner.
In one embodiment, the jacking assembly further comprises a jacking reset elastic member, the jacking reset elastic member is sleeved on the open die jacking column, and the jacking reset elastic member is respectively connected with the open die jacking plate and the rear die core.
In one embodiment, the jacking return elastic member is a spring.
In one embodiment, the reversing drive is a motor.
Compared with the prior art, the invention has at least the following advantages:
According to the clamping cover injection mold, the front mold assembly, the rear mold device and the reversing adjusting assembly are arranged, so that the clamping cover base and the clamping cover soft adhesive layer injection molding processing operation can be performed in the same set of mold, the whole structure is compact and ingenious, the whole automation degree is higher, and the production and processing efficiency and the injection molding processing quality can be effectively improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a snap-cap injection molding;
fig. 2 is a schematic structural diagram of a clip cover injection mold according to an embodiment of the present invention;
FIG. 3 is a schematic view of a front mold assembly of the injection mold of the snap cap of FIG. 2;
FIG. 4 is a schematic view of a rear mold device of the injection mold of the mold clamp of FIG. 2;
fig. 5 is a schematic structural diagram of a separation elastic component of a clip cover injection mold according to an embodiment of the invention.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the invention. This 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 "fixed 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 are used herein for illustrative purposes only and are not meant to be the only embodiment.
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. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
It is noted that, as used herein, a relative term "connected" with respect to an element to another element also means that the element is "in communication" with the other element, and that fluid may be exchanged between the two.
In one embodiment, a clip cover injection mold comprises: the front die assembly comprises a front die core, a first front die insert and a second front die insert, wherein a first front die forming placing groove and a second front die forming placing groove are formed in the front die core, the first front die insert is arranged in the first front die forming placing groove, the second front die insert is arranged in the second front die forming placing groove, a first front die injection channel and a second front die injection channel are formed in the front die core, a first front die insert injection channel is formed in the first front die insert, a second front die insert injection channel is formed in the second front die insert, and a second front die insert injection channel is formed in the second front die insert; the rear mold device comprises a rear mold core, a first rear mold insert and a second rear mold insert, wherein a first rear mold forming placing groove and a second rear mold forming placing groove are formed in the rear mold core, the first rear mold insert is arranged in the first rear mold forming placing groove, the second rear mold insert is arranged in the second rear mold forming placing groove, a first rear mold forming cavity is formed in the first rear mold insert, the first rear mold forming cavity is communicated with the first front mold insert injection channel, a second rear mold forming cavity is formed in the second rear mold insert, the second rear mold forming cavity is communicated with the second front mold insert injection channel, and the first rear mold forming cavity and the second rear mold forming cavity are identical in structure and are symmetrically arranged in a relative mode; the reversing adjusting assembly comprises a reversing base station, a reversing rotating plate and a reversing driving piece, wherein the reversing rotating plate is rotationally 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. According to the clamping cover injection mold, the front mold assembly, the rear mold device and the reversing adjusting assembly are arranged, so that the clamping cover base and the clamping cover soft adhesive layer injection molding processing operation can be performed in the same set of mold, the whole structure is compact and ingenious, the whole automation degree is higher, and the production and processing efficiency and the injection molding processing quality can be effectively improved.
In order to better explain the above-mentioned clamping cover injection mold, in order to better understand the conception of the above-mentioned clamping cover injection mold. Referring to fig. 2, a clip cover injection mold 20 includes: front mold assembly 100, rear mold device 200, and 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, wherein the front mold core 110 is provided with a first front mold molding slot 111 and a second front mold molding slot 112, the first front mold insert 120 is disposed in the first front mold molding slot 111, the second front mold insert 130 is disposed in the second front mold molding slot 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 insert 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 the first front mold molding placing groove 111 and the second front mold molding 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 separated, so that the card cover base 11 of the card cover injection molding member 10 can be injection molded through the first front mold insert 120, and then the injection molding operation of the card cover soft adhesive layer 12 is performed on the molded card cover base 11 through the second front mold insert 130, so that the card cover base and the card cover soft adhesive layer injection molding operation 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, a first rear mold forming slot 211 and a second rear mold forming slot 212 are formed on the rear mold core 210, the first rear mold insert 220 is disposed in the first rear mold forming slot 211, the second rear mold insert 230 is disposed in the second rear mold forming slot 212, a first rear mold forming cavity 221 is formed on the first rear mold insert 220, the first rear mold forming cavity 221 is communicated with the first front mold insert injection channel, a second rear mold forming cavity 231 is formed on the second rear mold insert 230, the second rear mold forming cavity 231 is communicated with the second front mold insert injection 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 first rear mold forming placing groove 211 and the second rear mold forming placing groove 212 are formed on the rear mold core 210, 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 separated, so that the clamping cover base 11 of the clamping cover injection molding piece 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 clamping cover soft adhesive layer 12 is performed on the molded clamping cover base 11 through the second rear mold forming cavity 231 on the second rear mold insert 230, so that the clamping cover base and the clamping cover soft adhesive layer injection molding operation can be completed on the same mold, thereby saving the mold design cost and improving the production efficiency.
Referring to fig. 3, a first front mold protrusion 121 is disposed on the first front mold insert 120, the first front mold protrusion 121 is aligned with the first rear mold cavity 221, a second front mold protrusion 131 is disposed on the second front mold insert 130, and the second front mold protrusion 131 is aligned with the second rear mold cavity 231.
It should be noted that, in the injection molding operation, after the front mold insert 110 and the rear mold insert 210 are mutually abutted and installed, at this time, the first front mold protrusion 121 on the first front mold insert 120 is located on the first rear mold forming cavity 221, at this time, the first front mold protrusion 121 and the first rear mold forming cavity 221 form a card cover base forming cavity, and injection molding liquid is injected from the first front mold injection channel, so that 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 forming cavity 221, so that the injection molding liquid can fill the card cover base forming cavity, thereby completing the injection molding operation of the card cover base. After the cover base is injection molded, the front mold assembly 100 performs a mold opening operation, and then performs a reversing operation on the rear mold device 200 through the reversing adjustment assembly 300, so that the rear mold device 200 rotates 180 degrees, thereby rotating the first rear mold cavity 221 to the position of the second rear mold cavity 231, and since the second rear mold cavity 231 and the first rear mold cavity 221 are identical in structure and symmetrically arranged, the first rear mold cavity 221 and the second front mold protrusion 131 at this time form a cover soft adhesive layer molding cavity, and the second front mold insert injection channel is communicated with the first rear mold cavity 221 at this time, so that 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 flow from the second front mold insert injection channel into the first rear mold cavity 221 at this time, so that the cover soft adhesive layer molding cavity in the first rear mold cavity 221 at this time is filled with the cover soft adhesive layer, thereby completing the injection molding operation. In actual production processing operation, after the injection molding operation of the card cover base is completed, the injection molding personnel can take out and place the card cover base in the first rear mold forming cavity 221 in the second rear mold forming cavity 231, and then perform the injection molding operation of the card cover soft adhesive layer, at this time, the second rear mold forming cavity 231 and the second front mold bump 131 form the card cover soft adhesive layer forming cavity, and the second front mold insert injection channel is communicated with the second rear mold forming cavity 231, 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 second rear mold forming cavity 231, so that the card cover soft adhesive layer forming cavity in the second rear mold forming cavity 231 is filled, and the injection molding operation of the card cover soft adhesive layer is completed. In this way, by arranging the first rear mold forming cavity 221 and the second rear mold forming cavity 231 which have the same and symmetrical structure, an operator can select the above two processing operation modes according to actual processing conditions in the injection processing of the card cover injection molding piece 10, thereby making the production processing operation more convenient.
In one embodiment, the reversing adjustment 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 with the reversing rotating plate, and the reversing driving member is used for driving 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 shaping operation of card lid base is accomplished, drive the switching-over commentaries on classics board through the switching-over driving piece and rotate relative switching-over base platform for back mould device rotates 180 degrees, makes the card lid base of injection moulding remove to the card lid soft glue film injection moulding operation of second front mould insert 130 on corresponding the station, thereby makes whole production machining efficiency higher. In particular, the method comprises the steps of,
Referring to fig. 2 again, the front mold assembly 100 further includes a first injection molding insert 140 and a second injection molding insert 150, the first injection molding insert 140 is disposed at the top of the front mold core 110, the second injection molding insert 150 is disposed on a side surface of the front mold core, a first injection molding hole is formed in the first injection molding insert, the first injection molding hole is communicated with the first front mold injection molding channel, and a second injection molding hole is formed in the second injection molding insert, and the second injection molding hole is communicated with the second front mold injection molding channel.
Further, the clamping cover injection mold further comprises an injection molding assembly, 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.
The first injection nozzle is arranged in the first injection hole, so that the injection liquid of the clamping cover base can be injected into the first front mold injection channel from the first injection hole through the first injection nozzle, and the injection operation of the clamping cover base is realized; similarly, the second injection nozzle is arranged in the second injection hole, so that the injection liquid of the soft adhesive layer of the clamping cover can be injected into the second front mold injection channel from the second injection hole through the second injection nozzle, and the injection operation of the soft adhesive layer of the clamping cover 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 supporting block 242, a second jacking supporting block 243, an open mold jacking plate 244 and an open mold jacking column 245, the first jacking supporting block 242 and the second jacking supporting block 243 are respectively disposed on the jacking base 241, the rear mold insert 210 is respectively connected with the first jacking supporting block 242 and the second jacking supporting block 243, the open mold jacking plate 244 is slidably disposed between the first jacking supporting block 242 and the second jacking supporting block 243, and the open mold jacking column 245 is disposed on the open mold jacking plate 244.
Further, the rear mold insert 210 is provided with a jacking through hole, and the open mold jacking column 245 slides through the jacking through hole.
It should be noted that, the rear mold device 200 is configured to set 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 thereby drives the cover clamping base on the rear mold core 210 to move to the corresponding station of the second front mold insert 130 for performing the cover clamping soft adhesive layer injection molding operation. After the injection molding operation of the soft adhesive layer of the clamping cover is completed, the mold opening jacking plate 244 is driven by a lifting driving mechanism such as an air cylinder or a motor screw rod to perform jacking movement, so that the mold opening jacking column 245 penetrates through the jacking through hole of the rear mold core 210 and is propped against the front mold core 110, thereby ejecting the front mold core 110, and separating the front mold core 110 from the rear mold core 210, thereby realizing the mold opening operation of the mold.
Referring to fig. 4 again, the jacking assembly 240 further includes a jacking return elastic member, wherein the jacking return elastic member is sleeved on the open mold jacking post, and is respectively connected with the open mold jacking plate and the rear mold core, and in this embodiment, the jacking return elastic member is a spring.
It should be noted that, after the front mold insert 110 is ejected by the jacking component 240, the front mold insert 110 is moved away and fixed by a manipulator or a lifting crane, at this time, the die-opening jacking plate 244 performs a resetting operation, and by setting the jacking resetting elastic member, the die-opening jacking plate 244 can be more stable during the resetting operation, thereby improving the efficiency and quality of the production and processing.
Referring to fig. 4 again, since the injection molding of the card cover base 11 is performed by the card cover injection mold 20, the card cover soft adhesive layer 12 needs to be injection molded on the card cover base 11, and therefore, after the injection molding of the card cover base 11 is performed, the mold opening operation needs to be performed first, so that when the mold is opened, the card cover base 11 after the injection molding is easily adhered to the front mold core 110, and there is a risk of being carried up by the front mold core 110, so that the position of the card cover base 11 moves during the mold opening, and therefore, 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 meanwhile, the injection molded product is crushed and scrapped; in order to be able to press and fix the card lid base 11 after the card lid base 11 is injection molded, and when the mold is opened, the card lid base 11 is not adhered to the front mold core 110, the card lid injection mold 20 further comprises 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 molding placing groove 211, and the second pressing component 500 is disposed in the second rear mold molding placing groove 212.
In an embodiment, the first sliding press-holding assembly 400 includes a first sliding block 410, a second sliding block 420, a first press-holding cross bar 430 and a second press-holding cross bar 440, the first sliding block 410 and the second sliding block 420 are respectively slidably disposed in the first rear mold insert 211, the first rear mold insert 220 is fixedly disposed between the first sliding block 410 and the second sliding block 420, the first press-holding 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 press-holding cross bar 440 is disposed on a side surface of the second sliding block 420 close to the first rear mold insert 220.
Further, the first pressing cross bar 430 is provided with a first pressing position avoidance groove, the second pressing cross bar 440 is provided with a second pressing position avoidance groove, and when the first pressing cross bar 430 abuts against the second pressing cross bar 440, the first pressing position avoidance groove and the second pressing position avoidance groove jointly enclose a first rear mold forming position avoidance cavity, and the first rear mold forming position avoidance cavity is aligned with the first rear mold forming cavity 221.
Still further, the first pressing cross bar 430 is provided with a first pressing portion, the second pressing cross bar 440 is provided with a second pressing portion, when the first pressing cross bar 430 and the second pressing cross bar 440 are propped against each other, the first pressing portion and the second pressing portion are respectively located above the first rear mold forming cavity 221, the first pressing portion is used for pressing and fixing one side face of the injection molded clamping cover base 11, and the second pressing portion is used for pressing and fixing the other side face of the injection molded clamping cover base 11.
The first sliding press-holding unit 400 is provided in the first rear mold forming groove 211, so that the clamp 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 accommodating groove 211, so that the first pressing cross bar 430 and the second pressing cross bar 440 can be moved to the first rear mold insert 220 through the sliding operation of the first sliding block 410 and the second sliding block 420, when the first sliding block 410 and the second sliding block 420 respectively abut against the first rear mold insert 220, the end portions of the first pressing cross bar 430 and the second pressing cross bar 440 respectively abut against each other, so that the first pressing position avoiding groove and the second pressing position avoiding groove jointly enclose a first rear mold forming position avoiding cavity, and the first rear mold forming position avoiding cavity is aligned with the first rear mold forming cavity 221, so that the injection molding operation of the first rear mold forming cavity 221 is not affected. When the first rear mold forming cavity is aligned with the first rear mold forming cavity 221, the first pressing part on the first pressing cross bar 430 is located above one side of the first rear mold forming cavity 221, and the second pressing part on the second pressing cross bar 440 is located above the other side of the first rear mold forming cavity 221, so, after the injection molding of the clamping cover base 11, the first pressing part can press and fix one side surface of the clamping cover base 11 after the injection molding, and the second pressing part can press and fix the other side surface of the clamping cover base 11 after the injection molding, so that after the injection molding of the clamping cover base 11 is completed, the clamping cover base 11 can be pressed and fixed, and the clamping cover base 11 cannot be adhered to the front mold insert 110 during the mold opening, thereby improving the precision of the injection molding.
In an embodiment, the second pressing assembly 500 includes a first moving adjusting block 510, a second moving adjusting block 520, a first pressing protrusion 530 and a second pressing protrusion 540, where the first moving adjusting block 510 and the second moving adjusting block 520 are respectively slidably disposed in the second rear mold forming and placing groove, the second rear mold insert is fixedly disposed between the first moving adjusting block 510 and the second moving adjusting block 520, the first pressing protrusion 530 is disposed on a side surface of the first moving 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 moving adjusting block 520 close to the second rear mold insert.
Further, the first pressing protrusion 530 is provided with a first pressing void preventing groove 531, the second pressing protrusion 540 is provided with a second pressing void preventing groove 541, and when the first pressing protrusion 530 abuts against the second pressing protrusion 540, the first pressing void preventing groove 531 and the second pressing void preventing groove 541 jointly enclose a second back mold forming void preventing cavity, and the second back mold forming void preventing cavity is aligned with the second back mold forming cavity.
Still further, a first pressing portion is disposed on the first pressing protrusion 530, a second pressing portion is disposed on the second pressing protrusion 540, when the first pressing protrusion 530 abuts against the second pressing protrusion 540, the first pressing portion and the second pressing portion are respectively located above the second rear mold forming cavity, the first pressing portion is used for pressing and fixing a side surface of the injection molded card cover base 11, and the second pressing portion is used for pressing and fixing another side surface of the injection molded card cover base 11.
The second sliding press-holding unit 500 is provided in the second rear mold forming groove, so that the clamp cover base 11 in the second rear mold forming groove can be pressed and fixed. Specifically, the first moving adjusting block 510 and the second moving adjusting block 520 are respectively slidably disposed in the second rear mold forming accommodating 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 moving adjusting block 510 and the second moving adjusting block 520, when the first moving adjusting block 510 and the second moving adjusting block 520 are respectively abutted against the second rear mold insert, the end portions of the first pressing protrusion 530 and the second pressing protrusion 540 are respectively abutted against each other, the first pressing void preventing groove 531 and the second pressing void preventing groove 541 jointly enclose a second rear mold forming void preventing cavity, and the second rear mold forming void preventing 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 keeps away the position chamber with second rear mold forming chamber aligns, first the portion that compresses tightly on the lug 530 is located the top of second rear mold forming chamber one side, second the portion that compresses tightly on the lug 540 is located the top of second rear mold forming chamber opposite side, so, after card lid base 11 injection moulding, first the portion that compresses tightly can hold the fixing to one side of card lid base 11 after injection moulding, second the portion that compresses tightly can hold the fixing to another side of card lid base 11 after injection moulding, thereby after card lid base 11 accomplishes injection moulding, can compress tightly fixing to card lid base 11, and when the die sinking, card lid base 11 can not bond on front mould benevolence 110, thereby improve the precision of injection moulding.
Referring to fig. 3 again, in order to control the sliding operation of the first sliding pressing component 400 and the second pressing component 500, so that the automation degree of the injection molding mold 20 is higher, thereby improving the efficiency of the injection molding process, the injection molding mold 20 further includes a sliding adjustment control component 600, the sliding adjustment control component 600 includes a first adjustment control supporting block 610, a second adjustment control supporting block 620, a third adjustment control supporting block 630 and a fourth adjustment control supporting block 640, one end of the first adjustment control supporting block 610 and one end of the second adjustment control supporting block 620 are respectively disposed in the first front mold forming placing groove, the first front mold insert is disposed between the first adjustment control supporting block 610 and the second adjustment control supporting block 620, one end of the third adjustment control supporting block 630 and one end of the fourth adjustment control supporting block 640 are respectively disposed in the second front mold forming placing groove, and the second front mold insert is disposed between the third adjustment control supporting block 640 and the fourth adjustment control supporting block 640.
Further, the first, second, third and fourth adjustment control supporting blocks 610, 620, 630 and 640 are respectively provided with a supporting vertical plane and a guiding inclined plane 660, the supporting vertical plane is connected with the guiding inclined plane 660, and the supporting vertical plane is perpendicular to the top surface of the front mold core 110.
It should be noted that, by providing the first adjustment control supporting block 610, the second adjustment control supporting block 620, the third adjustment control supporting block 630 and the fourth adjustment control supporting block 640 on the front mold core 110, when the front mold core 110 supports against the rear mold core 210, the sliding operation of the first sliding pressing assembly 400 and the second sliding pressing assembly 500 can be controlled by the first adjustment control supporting block 610, the second adjustment control supporting block 620, the third adjustment control supporting block 630 and the fourth adjustment control supporting block 640. For example, when the front mold insert 110 abuts against the rear mold insert 210, the first front mold forming placing groove 111 is located above the first rear mold forming placing groove 211, the second front mold forming placing groove is located above the second rear mold forming placing groove, so that 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 forming placing groove 211, and the first sliding block 410 and the second sliding block 420 are respectively abutted against the first rear mold insert 220, so that the first sliding and pressing assembly 400 can clamp and fix the clamping cover base in the first rear mold forming cavity 221; similarly, the third adjustment control propping block 630 and the fourth adjustment control propping block 640 can prop against the first moving adjusting block 510 and the second moving adjusting block 520 in the second rear mold forming and placing groove, so that the first moving adjusting block 510 and the second moving adjusting block 520 respectively prop against the second rear mold insert, and the second sliding pressing component can clamp and fix the clamping cover base in the second rear mold forming cavity; further, by respectively providing the supporting vertical surface and the guiding inclined surface 660 on the first adjusting control supporting block 610, the second adjusting control supporting block 620, the third adjusting control supporting block 630 and the fourth adjusting control supporting block 640, when the front mold insert 110 is pressed down, the guiding inclined surface 660 is provided to perform guiding function, so that the sliding structures on the first sliding pressing component 400 and the second pressing component 500 can be pushed to the corresponding positions, and then the sliding structures on the first sliding pressing component 400 and the second pressing component 500 are pressed and fixed by supporting the supporting vertical surface, so that the first sliding pressing component 400 and the second pressing component 500 can complete corresponding fixing operations.
Referring to fig. 4 and fig. 5, in order to enable the first sliding press-holding assembly 400 or the second press-holding assembly 500 to achieve a separation operation after the injection molding of the soft adhesive layer 12 is completed for the card cover base 11, the card cover injection molding 10 after the injection molding of the soft adhesive layer 12 is completed can be taken out, the first sliding block 410, the second sliding block 420, the first moving adjusting block 510 and the second moving adjusting block 520 are respectively provided with a separation elastic assembly 700, and the first sliding block 410, the second sliding block 420, the first moving adjusting block 510 and the second moving adjusting block 520 are respectively provided with a separation limit groove, and each separation elastic assembly 700 is respectively arranged in each separation limit groove in a one-to-one correspondence manner. 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, and 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 with 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 with the other inner wall of the separation limiting groove through the second separation return spring.
Further, the third adjustment control supporting block 630 and the fourth adjustment control supporting block 640 are respectively provided with a separation guiding oblique block 670, the separation guiding oblique block 670 includes a separation guiding connection portion 671 and a separation guiding supporting portion 672, the separation guiding connection portion 671 is connected with the guiding oblique surface 660, the separation guiding supporting portion 672 is provided with a separation guiding surface 672a, and the separation guiding surface 672a is parallel to the guiding oblique surface 660. The separation guide connection portion 671 is configured to abut against the end of the corresponding first separation guide post 710 and the end of the corresponding second separation guide post 720, and the separation guide surface 672a is configured to abut against the outer side wall of the corresponding first separation guide post 710 and the outer side wall of the corresponding second separation guide post 720.
It should be noted that, after the injection molding of the soft adhesive layer 12 of the card cover 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 supporting block 630 and the fourth adjustment control supporting block 640 to perform an ascending motion, so as to drive the third adjustment control supporting block 630 and the separation guiding oblique block 670 on the fourth adjustment control supporting block 640 to ascend, so that the end of the corresponding first separation guiding post 710 and the end of the second separation guiding post 720 are separated from the separation guiding oblique block 670, and thus the first sliding pressing assembly 400 or the second pressing assembly 500 can implement a separation operation. For example, the first sliding pressing assembly 400 clamps the clamping cover base 11, after the injection molding operation is completed at the clamping cover soft glue layer injection molding station, at this time, the front mold core is propped against the rear mold core, and the first sliding block 410 and the second sliding block 420 respectively prop against the end of the first pressing cross rod 430 and the end of the second pressing cross rod 440 under the propping action of the third adjusting control propping block 630 and the fourth adjusting control propping block 640, so that the first pressing part can press and fix one side surface of the clamping cover base 11 after injection molding, and the second pressing part can press and fix the other side surface of the clamping cover base 11 after injection molding; Meanwhile, the separation guide inclined blocks 670 of the third and fourth adjustment control supporting blocks 630 and 640 are respectively located in the corresponding separation limiting grooves, that is, the separation guide inclined block 670 of the third adjustment control supporting block 630 is located in the separation limiting groove of the first sliding block 410, the separation guide inclined block 670 of the fourth adjustment control supporting block 640 is located in the separation limiting groove of the second sliding block 420, when the front mold core performs the mold opening movement, the third and fourth adjustment control supporting blocks 630 and 640 perform the ascending movement, so as to drive the separation guide inclined blocks 670 of the third and fourth adjustment control supporting blocks 630 and 640 to ascend, In this way, the separation guide inclined block 670 located in the separation limiting groove of the first sliding block 410 can perform the lifting movement, and simultaneously, the separation guide connection portion 671 and the separation guide abutting portion 672 can perform the separation movement on 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, thereby driving the first sliding block 410 to move in the direction away from the second sliding block 420, and completing the positioning separation movement operation of the first sliding block 410; Similarly, the separation guide inclined block 670 located in the separation limiting groove of the second sliding block can perform the lifting movement and simultaneously perform the separation movement on the first separation guide post 710 and the second separation guide post 720 through the separation guide connection part 671 and the separation guide abutting part 672, so that the first separation guide post 710 and the second separation guide post 720 can move relative to the separation guide surface 672a, thereby driving the second sliding block to move in the direction away from the first sliding block, and completing the positioning separation movement operation of the first sliding block 410; so, can make card lid base 11 after accomplishing card lid soft glue film 12 injection moulding through above-mentioned structure, first slip pressure holds subassembly 400 or second pressure and holds subassembly 500 and can realize the separation operation for card lid injection molding 10 after accomplishing card lid soft glue film 12 injection moulding can be taken out, and overall structure is compact, ingenious, makes overall degree of automation higher, can effectively improve the efficiency of production and processing.
Compared with the prior art, the invention has at least the following advantages:
According to the clamping cover injection mold 20, the front mold assembly 100, the rear mold device 200 and the reversing adjusting assembly 300 are arranged, so that the clamping cover base and the clamping cover soft adhesive layer injection molding processing operation can be performed in the same set of mold, the whole structure is compact and ingenious, the whole automation degree is higher, and the production and processing efficiency and the injection molding processing quality can be effectively improved.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (8)
1. The utility model provides a card lid injection mold which characterized in that includes:
The front die assembly comprises a front die core, a first front die insert and a second front die insert, wherein a first front die forming placing groove and a second front die forming placing groove are formed in the front die core, the first front die insert is arranged in the first front die forming placing groove, the second front die insert is arranged in the second front die forming placing groove, a first front die injection channel and a second front die injection channel are formed in the front die core, a first front die insert injection channel is formed in the first front die insert, a second front die insert injection channel is formed in the second front die insert, and the first front die injection channel is communicated with the first front die insert injection channel;
The rear mold device comprises a rear mold core, a first rear mold insert and a second rear mold insert, wherein a first rear mold forming placing groove and a second rear mold forming placing groove are formed in the rear mold core, the first rear mold insert is arranged in the first rear mold forming placing groove, the second rear mold insert is arranged in the second rear mold forming placing groove, a first rear mold forming cavity is formed in the first rear mold insert, the first rear mold forming cavity is communicated with the first front mold insert injection channel, a second rear mold forming cavity is formed in the second rear mold insert, the second rear mold forming cavity is communicated with the second front mold insert injection channel, and the first rear mold forming cavity and the second rear mold forming cavity are identical in structure and symmetrically arranged; and
The reversing adjusting assembly comprises a reversing base, a reversing rotating plate and a reversing driving piece, wherein the reversing rotating plate is rotatably arranged on the reversing base, 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;
A first front die lug is arranged on the first front die insert and is aligned with the first rear die forming cavity;
and a second front die lug is arranged on the second front die insert and is aligned with the second rear die forming cavity.
2. The card lid injection mold of claim 1, wherein the front mold assembly further comprises a first injection molding insert and a second injection molding insert, the first injection molding insert is arranged at the top of the front mold core, the second injection molding insert is arranged on one side surface of the front mold core, a first injection molding hole is formed in the first injection molding insert, the first injection molding hole is communicated with the first front mold injection molding channel, a second injection molding hole is formed in the second injection molding insert, and the second injection molding hole is communicated with the second front mold injection molding channel.
3. The card cover injection mold of claim 2, 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.
4. The card lid injection mold of claim 1, wherein the back mold device further comprises a jacking assembly, the jacking assembly comprises a jacking base, a first jacking supporting block, a second jacking supporting block, an open mold jacking plate and an open mold jacking column, the first jacking supporting block and the second jacking supporting block are respectively arranged on the jacking base, the back mold core is respectively connected with the first jacking supporting block and the second jacking supporting block, the open mold jacking plate is slidably arranged between the first jacking supporting block and the second jacking supporting block, and the open mold jacking column is arranged on the open mold jacking plate.
5. The injection mold of claim 4, wherein the rear mold insert is provided with a jacking through hole, and the open mold jacking post is slidably inserted through the jacking through hole.
6. The injection mold of claim 5, wherein the jacking assembly further comprises a jacking return elastic member, wherein the jacking return elastic member is sleeved on the open mold jacking column, and the jacking return elastic member is respectively connected with the open mold jacking plate and the rear mold insert.
7. The card cover injection mold of claim 6, wherein the jacking return elastic member is a spring.
8. The card cover injection mold of claim 1, wherein the reversing drive is a motor.
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| CN201910577125.3A CN110355934B (en) | 2019-06-28 | 2019-06-28 | Injection mold for clamping cover |
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| CN201910577125.3A CN110355934B (en) | 2019-06-28 | 2019-06-28 | Injection mold for clamping cover |
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| CN110355934B true CN110355934B (en) | 2024-07-23 |
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| CN116394458A (en) * | 2022-01-11 | 2023-07-07 | 福耀玻璃工业集团股份有限公司 | Nail post injection mold |
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| CN2863331Y (en) * | 2005-10-08 | 2007-01-31 | 李国建 | Hydraulic differential type hot-shearing machine for aluminum alloy barstock |
| CN104191555A (en) * | 2014-09-10 | 2014-12-10 | 东莞烨嘉电子科技有限公司 | A mold for automatic assembly of products during injection molding |
| CN105415600B (en) * | 2015-12-08 | 2017-12-19 | 深圳天珑无线科技有限公司 | Bicolor injection mould |
| CN205767284U (en) * | 2016-05-09 | 2016-12-07 | 苏州华纳精密模具有限公司 | A kind of modified form rear mold tilted direction pulled core structure |
| CN109291372A (en) * | 2018-10-12 | 2019-02-01 | 深圳市丽福科技有限责任公司 | Injection mold and injection molding forming method |
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| CN210590244U (en) * | 2019-06-28 | 2020-05-22 | 惠州市银宝山新科技有限公司 | Card lid injection mold |
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