CN113618046A - 5G communication piece mould - Google Patents
5G communication piece mould Download PDFInfo
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- CN113618046A CN113618046A CN202110998089.5A CN202110998089A CN113618046A CN 113618046 A CN113618046 A CN 113618046A CN 202110998089 A CN202110998089 A CN 202110998089A CN 113618046 A CN113618046 A CN 113618046A
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- 238000004891 communication Methods 0.000 title claims abstract description 78
- 238000001816 cooling Methods 0.000 claims abstract description 56
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 24
- 230000000712 assembly Effects 0.000 claims abstract description 24
- 238000000429 assembly Methods 0.000 claims abstract description 24
- 229910052742 iron Inorganic materials 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 238000012797 qualification Methods 0.000 abstract description 9
- 239000003921 oil Substances 0.000 description 14
- 238000005266 casting Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 238000004512 die casting Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2218—Cooling or heating equipment for dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2236—Equipment for loosening or ejecting castings from dies
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- Moulds For Moulding Plastics Or The Like (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a 5G communication piece die. The invention discloses a 5G communication piece die which comprises a fixed die 1, a fixed die bottom plate, a pressure chamber, a movable die, a die core pulling assembly, a cooling assembly, square iron, an ejection assembly and a movable die bottom plate, wherein the bottom of the fixed die is provided with a fixed die core, square columns are correspondingly arranged at four corners of the fixed die, the fixed die bottom plate is arranged at the top of the fixed die, the pressure chamber is arranged on the fixed die bottom plate, an outlet of the pressure chamber is opposite to a pouring gate of the fixed die, the movable die is matched with the fixed die for use, the top of the movable die is provided with a movable die core, the movable die core and the fixed die core are combined to form a die cavity, and square holes matched with the square columns are arranged at four corners of the movable die. According to the 5G communication piece mold, the four mold core pulling assemblies are arranged, and the molded 5G communication piece is subjected to lateral core pulling through the mold core pulling assemblies during demolding, so that the molded 5G communication piece is conveniently ejected by the ejection assembly, the situations of scrapping and shell clamping of a finished product are avoided, and the qualification rate and the demolding efficiency of the finished product are improved.
Description
Technical Field
The invention relates to the field of molds, in particular to a 5G communication piece mold.
Background
The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.
With the continuous updating and development of network technology, the 5G technology is more and more widely applied, 5G communication parts are often needed in 5G equipment, and most of the 5G communication parts are processed by using die-casting dies. Because the shape or the structure of the workpiece is irregular, the workpiece is inconvenient and convenient to eject, the forced ejection can cause product scrapping, and even the 'shell clamping' fault that the product can not be demolded in a die occurs.
Disclosure of Invention
Based on the above, the invention aims to provide a 5G communication piece mold which has the characteristics of avoiding product scrap and shell clamping, high demolding efficiency and the like.
A5G communication piece mold comprises:
the bottom of the fixed die is provided with a fixed die core, and four corners of the fixed die are correspondingly provided with square columns;
the fixed die bottom plate is arranged at the top of the fixed die;
the pressure chamber is arranged on the fixed die bottom plate, and an outlet of the pressure chamber is opposite to the sprue of the fixed die;
the movable die is matched with the fixed die for use, a movable die core is arranged at the top of the movable die, the movable die core and the fixed die core are combined to form a die cavity, square holes matched with the square columns are formed in four corners of the movable die, and a sprue spreader opposite to the sprue is arranged on the movable die;
the mould core-pulling assembly is provided with four mould core-pulling assemblies which are respectively arranged on the periphery of the movable mould, a mould surface matched with the side mould surface of the movable mould core is arranged on the mould core-pulling assembly, and the mould surface can move back and forth relative to the movable mould core;
the two cooling assemblies are respectively arranged on the movable die and the fixed die and are used for cooling the movable die and the fixed die;
the square iron is arranged at the bottom of the movable mold, and a cavity is formed in the middle of the square iron;
the ejection assembly is arranged in the cavity of the square iron, can move up and down in the cavity and is used for ejecting the formed 5G communication piece;
and the movable mold bottom plate is arranged at the bottom of the square iron and used for sealing the cavity.
According to the 5G communication piece mold, the four mold core pulling assemblies are arranged, and the molded 5G communication piece is laterally pulled by the mold core pulling assemblies during demolding, so that the molded 5G communication piece is conveniently ejected by the ejection assembly, the situations of scrapping and shell clamping of a finished product are avoided, and the qualification rate and the demolding efficiency of the finished product are improved.
Further preferably, the mold core pulling assembly comprises:
the linear driving mechanism is arranged on the side surface of the movable die;
the connecting block is connected in a groove in the top of the movable die in a sliding manner, one side of the connecting block is in transmission connection with a transmission end of the linear driving mechanism, and a convex block matched with the inner edge of the cavity of the fixed die is arranged at the top of the connecting block;
the profile slider set up in the connecting block is kept away from one side of sharp actuating mechanism, its one side of keeping away from the connecting block be with the side profile matched with model face of movable mould core.
Further preferably, the linear driving mechanism includes:
the opening end of the U-shaped mounting frame is fixedly connected with the side surface of the movable die;
the linear driver is arranged at one end, far away from the opening end, of the U-shaped mounting frame, and the driving end of the linear driver extends towards the inside of the U-shaped mounting frame and is fixedly connected with the connecting block;
and the limiting sensor is arranged on the outer side of the connecting block.
Further preferably, the mould subassembly of loosing core still including set up in the first guide assembly of the left and right sides of connecting block, first guide assembly includes:
the guide rail is arranged on the side surface of the groove;
the guide block is arranged on the side face of the connecting block and is connected inside the guide rail in a sliding mode.
Further preferably, the mold core pulling assembly further comprises a second guide assembly arranged at the bottom of the connecting block, and the second guide assembly comprises:
a plurality of fixing plates are arranged on the bottom surface of the groove at equal intervals;
and the sliding plate is arranged at the bottom of the connecting block and can slide in a gap formed by the fixing plates.
Further preferably, the cooling assembly comprises:
the cooling shell is sleeved on the outer side of the movable mold or the fixed mold;
the water cooling pipeline is arranged on the outer side of the cooling shell, and one end of the water cooling pipeline extends into the movable mold core or the fixed mold core and corresponds to a water cooling point of the 5G communication piece;
and the oil cooling pipeline is arranged on the outer side of the cooling shell, and one end of the oil cooling pipeline extends into the movable mold core or the fixed mold core and corresponds to an oil cooling point of the 5G communication piece.
Further preferably, the ejection assembly comprises:
the movable die lower top plate is connected in the cavity in a sliding manner;
the movable die upper top plate is arranged at the top of the movable die lower top plate;
one end of the movable die guide rod is fixedly connected with the bottom of the movable die, and the other end of the movable die guide rod penetrates through the movable die lower top plate and the movable die upper top plate and is fixedly connected with the movable die bottom plate;
the movable mould ejector pins are arranged on the top of the upper top plate of the movable mould and are opposite to the ejector pin holes in the movable mould core;
and one end of the movable die reset rod is connected with the top of the top plate on the movable die, and the other end of the movable die reset rod upwards extends to the top surface of the movable die.
Further preferably, the 5G communication piece mould also comprises a fixed mould pre-ejection assembly arranged in the movable cavity at the top of the fixed mould, and the fixed mould pre-ejection assembly comprises:
the fixed die lower top plate is arranged above the fixed die bottom plate;
the fixed die upper top plate is arranged above the fixed die lower top plate and can move up and down relative to the fixed die lower top plate;
the fixed die pre-ejection pins are provided in plurality, one ends of the fixed die pre-ejection pins are fixedly connected with the top of the fixed die upper top plate, and the other ends of the fixed die pre-ejection pins penetrate through the fixed die core and are abutted to the 5G communication piece;
and the resetting mechanism is arranged between the fixed die upper top plate and the fixed die.
Further preferably, the reset mechanism comprises:
the fixed cylinder is arranged at the top of the upper top plate of the fixed die;
one end of the return spring is connected with the top wall of the inner cavity of the fixed cylinder, and the other end of the return spring penetrates through the upper top plate of the fixed die and is fixedly connected with the lower top plate of the fixed die;
and one end of the fixed die reset rod is fixedly connected with the top of the fixed cylinder, and the other end of the fixed die reset rod extends out of the top surface of the fixed die.
Further preferably, a vacuum valve is further arranged on the fixed die, and the vacuum valve is externally connected with a vacuumizing device and used for vacuumizing the die cavity.
Compared with the prior art, the 5G communication piece mold disclosed by the invention has the advantages that the four mold core pulling assemblies are arranged, and the molded 5G communication piece is firstly subjected to lateral core pulling through the mold core pulling assemblies during demolding, so that the molded 5G communication piece is conveniently ejected out by the ejection assembly, the situations of scrapping and shell clamping of a finished product are avoided, and the qualification rate of the finished product and the demolding efficiency are improved; the mold is cooled by the combined action of water cooling and oil cooling, the temperature of the mold is controlled, the epitome of a product is ensured, and the service life of the mold is prolonged; the convex block is arranged on the connecting block, so that the pressure applied in the casting process is transferred to the convex block and the fixed die, and the fixed die cannot move in the whole process, so that the stability of the convex block is ensured, the condition that the linear driving mechanism cannot retract is further ensured, the qualification rate of a product, namely a 5G communication piece is further ensured, and the demolding efficiency is improved; through setting up the cover half and ejecting the subassembly in advance, the cover half is ejected the subassembly in advance and is ejected 5G communication spare in advance when the die sinking, thereby can be with the ejecting cover half core of 5G communication spare, can effectively solve cover half core draft angle undersize, 5G communication spare cooling time sharply shrink's package tight power is too big to strain 5G communication spare when the die sinking, it makes the big and plastic fracture scheduling problem of the plastic degree of difficulty to increase 5G communication spare deflection, the drawing of patterns is more smooth and easy, the drawing of patterns efficiency has been improved. The 5G communication piece mold has the characteristics of capability of avoiding product scrap and shell clamping, high demolding efficiency and the like.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a 5G communication piece mold according to the present invention.
Fig. 2 is a cross-sectional view of fig. 1 of the present invention.
FIG. 3 is a schematic structural diagram of a movable mold of the 5G communication piece mold of the invention.
FIG. 4 is a schematic view of the connection structure of the movable mold and the mold core-pulling assembly of the 5G communication part mold of the invention
FIG. 5 is a schematic structural diagram of a core-pulling assembly of the mold for the 5G communication part of the invention.
Fig. 6 is a bottom view of fig. 4 of the present invention.
FIG. 7 is a schematic diagram of a fixed mold structure of the 5G communication piece mold.
Fig. 8 is a cross-sectional view (cross-sectional view along the stationary mold release link) of fig. 6 of the present invention.
Fig. 9 is a top view of the invention of fig. 6.
In the figure: 1 fixed die, 11 fixed die cores, 12 square columns, 13 movable cavities, 14 vacuum valves, 2 fixed die bottom plates, 3 pressure chambers, 4 movable dies, 41 movable die cores, 42 square holes, 43 shunt cones, 44 grooves, 441 clamping grooves, 45 limiting rods, 5 die core pulling assemblies, 51 linear driving mechanisms, 511U-shaped mounting frames 511, 5111 reinforcing ribs, 512 linear drivers, 513 limiting sensors, 52 connecting blocks, 521 convex blocks, 53 profile sliding blocks, 531 stop blocks, 54 first guide assemblies, 541 guide rails, 542 guide blocks, 55 second guide assemblies, 551 fixing plates, 5511 bulges, 552 sliding plates, 6 cooling assemblies, 61 cooling shells, 62 water cooling pipelines, 63 oil cooling pipelines, 7 square irons, 71 cavities, 8 ejection assemblies, 81 movable die lower top plates, 82 movable die upper top plates, 83 movable die guide rods, 84 movable dies, 85 movable die reset rods, 9 movable die bottom plates, 91 limiting blocks, 10 fixed die pre-ejection assemblies, fixed die 101 lower top plates, 3 pressure chambers, 4 movable dies, 41 movable die lower top plates, and the like, 102 fixed die upper top plates, 1021 fixed die guide holes, 103 fixed die pre-ejection pins, 104 reset mechanisms, 1041 fixed cylinders, 1042 reset springs, 1043 fixed die reset rods, 1044 vertical rods, 105 fixed die top plate guide pillars and 20 suspension loops.
Detailed Description
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or may be referred to in this specification, are defined relative to their configuration, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.
The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
Referring to fig. 1 and 2, a 5G communication piece mold includes a fixed mold 1, a fixed mold bottom plate 2, a pressure chamber 3, a movable mold 4, a mold core pulling assembly 5, a cooling assembly 6, a square iron 7, an ejection assembly 8, and a movable mold bottom plate 9. Wherein, the bottom of the fixed die 1 is provided with a fixed die core 11, four corners of the fixed die are correspondingly provided with square columns 12, a fixed die bottom plate 2 is arranged at the top of the fixed die 1, a pressure chamber 3 is arranged on the fixed die bottom plate 2, an outlet of the pressure chamber 3 is opposite to a pouring gate of the fixed die 1, a movable die 4 is matched with the fixed die 1 for use, the top of the movable die 4 is provided with a movable die core 41, the movable die core 41 and the fixed die core 11 are combined to form a die cavity, four corners of the movable die 4 are provided with square holes 42 matched with the square columns 12, the movable die 4 is provided with a diffluence cone 43 opposite to the pouring gate, four die core pulling assemblies 5 are arranged, the four die core pulling assemblies 5 are respectively arranged around the movable die 4, a die surface matched with a side molding surface of the movable die core 41 is arranged on the die core 5, the die molding surfaces can move back and forth relative to the movable die core 41, two cooling assemblies 6 are respectively arranged on the movable die 4 and the fixed die 1, the moving die bottom plate 9 is arranged at the bottom of the square iron 7 and used for sealing the cavity 71, and the ejection assembly 8 is arranged in the cavity 71 of the square iron 7 and can move up and down in the cavity 71 and used for ejecting the formed 5G communication piece.
When the 5G communication piece mold works, firstly, the mold surfaces on four mold core-pulling assemblies 5 are driven to move towards a movable mold core 41 to be abutted against side molded surfaces of the mold surfaces, then a fixed mold 1 and a movable mold 4 are closed to carry out casting operation, a cooling assembly 6 is started to cool the whole mold in the casting process, casting liquid flows through a sprue through a pressure chamber 3, is shunted through a shunt cone 43 and enters a casting channel in a mold cavity, the mold is opened after casting is finished, the movable mold 4 and the fixed mold 1 are opened under the guide of a square column 12 and a square hole 42, after the mold is opened, firstly, the four mold core-pulling assemblies 5 are used for carrying out side core pulling on a molded 5G communication piece, then, the ejection assembly 8 is driven through a movable mold bottom plate 9 of a die casting machine to eject the molded 5G communication piece, the ejection assembly 8 is convenient to eject the molded 5G communication piece, and the situations of scrapping and shell blocking of a finished product are avoided, the qualification rate of the finished product is improved.
Referring to fig. 3-6, the mold core-pulling assembly 5 includes a linear driving mechanism 51, a connecting block 52 and a profile slider 53. The linear driving mechanism 51 is arranged on the side surface of the movable mold 4, the connecting block 52 is slidably connected in the groove 44 at the top of the movable mold 4, one side of the connecting block is in transmission connection with the transmission end of the linear driving mechanism 51, the top of the connecting block 52 is provided with a convex block 521 matched with the inner edge of the cavity of the fixed mold 1, the molded surface slide block 53 is arranged on one side of the connecting block 52 far away from the linear driving mechanism 51, and one side of the molded surface slide block far away from the connecting block 52 is a molded surface matched with the molded surface at the side of the movable mold core 41.
When the compound die is used for casting, the inner side edges of the convex block 521 and the cavity of the fixed die 1 are mutually abutted, the molded surface slide block 53 is positioned at the designated position, the pressure applied in the casting process is transferred to the convex block 521 and the fixed die 1, the convex block 521 and the fixed die 1 are mutually extruded, and the fixed die 1 cannot move in the whole process, so that the stability of the convex block 521 is ensured, the molded surface slide block 53 cannot move outwards, the condition that the linear driving assembly cannot retract is further ensured, the qualification rate of the product, namely the 5G communication piece is ensured, and the demolding efficiency is improved
Further preferably, the linear driving mechanism 51 includes a U-shaped mounting frame 511, a linear driver 512 and a limit sensor 513. The opening end of the U-shaped mounting frame 511 is fixedly connected with the side surface of the movable mold 4, the linear driver 512 is arranged at one end of the U-shaped mounting frame 511, which is far away from the opening end, the driving end of the linear driver 512 extends towards the inside of the U-shaped mounting frame 511 and is fixedly connected with the connecting block 52, and the limit sensor 513 is arranged at the outer side of the connecting block 52.
The connecting plate is driven by the linear driver 512 to drive the profile sliding block 53 to move back and forth, so that the core pulling action of the G communication piece is realized, the principle is simple, the structure is simple, and the operation is convenient. Further preferably, reinforcing ribs 5111 are disposed at the corners of the U-shaped mounting frame 511, so that the stability of the U-shaped mounting frame 511 is improved, and the U-shaped mounting frame 511 can stably fix the linear driver 512.
The limit sensor 513 is arranged to limit the linear driver 512, so that the linear driver 512 is prevented from being driven in place, and the mould can be guaranteed to complete production better. That is, when the linear driver 512 is driven to the right position, the limit sensor 513 sends a signal to the complete machine controller, then the controller controls the linear driver 512 to stop driving, if the linear driver is not driven to the right position, the limit sensor 513 also sends a signal to the controller, and the controller continues to control the linear driver 512 to transmit until the linear driver is driven to the right position.
Further preferably, the linear actuator 512 may be one of a pneumatic cylinder, a hydraulic cylinder, and an electric push rod. When the linear actuator 512 is an oil cylinder or an air cylinder, the driving end is a piston rod, and when the electric push rod is selected, the driving end is a push rod.
Further preferably, the mold core pulling assembly 5 further includes first guide assemblies 54 disposed at left and right sides of the connecting block 52, each first guide assembly 54 includes a guide rail 541 and a guide block 542, the guide rail 541 is disposed at a side surface of the groove 44, the guide block 542 is disposed at a side surface of the connecting block 52, and the guide block 542 is slidably connected inside the guide rail 541. In the moving process of the profile sliding block 53, due to the matching of the guide block 542 and the guide rail 541, the profile sliding block 53 can be ensured not to shift in the linear moving process, and the whole die can stably work. In the present embodiment, lubricating oil is further provided between the guide rail 541 and the guide block 542, so that friction between the guide rail 541 and the guide block 542 is reduced, smoothness of sliding is improved, and energy loss is reduced.
Further preferably, the mold core-pulling assembly 5 further includes a second guide assembly 55 disposed at the bottom of the connecting block 52, the second guide assembly 55 includes a plurality of fixing plates 551 and sliding plates 552, the plurality of fixing plates 551 are disposed at equal intervals on the bottom surface of the groove 44, and the sliding plates 552 are disposed at the bottom of the connecting block 52 and can slide in the gaps formed by the plurality of fixing plates 551.
In this embodiment, when the core pulling device is disposed in the width direction of the mold, two fixing plates 551 are provided, and when the core pulling device is disposed in the length direction of the mold, four fixing plates 551 are provided, and since the sliding plate 552 is slidably connected in the gap formed by the plurality of fixing plates 551, it is further ensured that the profile slide 53 can make a linear motion on the mold better. Preferably, the width of the sliding plate 552 is equal to the width of the gap between the fixed plates 551, so that the left and right movement during the sliding can be prevented, and the stability of the sliding can be improved.
Further preferably, the bottom of the fixing plate 551 is provided with a protrusion 5511, and the inside of the groove 44 is provided with a slot 441 matched with the protrusion 5511. When the profile slider 53 is installed, the protrusions 5511 are inserted into the slots 441, so that the installation stability of the fixing plate 551 is improved, and the movement efficiency of the profile slider 53 is further ensured.
The bottom of the profile slide block 53 is provided with a stop block 531 which is abutted to the outer edge of the movable mold core 41, when the stop block 531 is contacted with the outer edge of the movable mold core 41, the profile slide block 53 is just contacted with the profile of the movable mold core 41, and the condition that the profile slide block 53 is extended too far by a linear driving assembly to damage the profile of the movable mold core 41 can be avoided.
Further preferably, the cooling assembly 6 comprises a cooling housing 61, a water cooling pipeline 62 and an oil cooling pipeline 63, the cooling housing 61 is sleeved outside the moving mold 4 or the fixed mold 1, the water cooling pipeline 62 is arranged outside the cooling housing 61, one end of the water cooling pipeline extends into the moving mold core 41 or the fixed mold core 11 to correspond to the water cooling point of the 5G communication piece, and the oil cooling pipeline 63 is arranged outside the cooling housing 61, one end of the oil cooling pipeline extends into the moving mold core 41 or the fixed mold core 11 to correspond to the oil cooling point of the 5G communication piece. In this embodiment, the water cooling pipe 62 and the oil cooling pipe 63 are arranged in a direct cooling and spot cooling manner, and the mold is cooled in a manner that oil and water are combined with each other, so that the cooling efficiency is high.
Further preferably, the ejector assembly 8 comprises a movable die lower top plate 81, a movable die upper top plate 82, a movable die guide rod 83, a movable die ejector pin 84 and a movable die reset rod 85. Wherein, roof 81 sliding connection is in cavity 71 under the movable mould, roof 82 sets up in the top of roof 81 under the movable mould on the movable mould, the one end of movable mould guide arm 83 and the bottom fixed connection of movable mould 4, the other end passes roof 81 under the movable mould and roof 82 on the movable mould and with movable mould bottom plate 9 fixed connection, movable mould thimble 84 is provided with a plurality ofly, a plurality of movable mould thimbles 84 all set up the top of roof 82 on the movable mould, it is relative with a plurality of thimble holes that set up in movable mould core 41, the one end of movable mould release link 85 is connected with the top of roof 82 on the movable mould, the other end upwards extends to the top surface of movable mould 4.
Specifically, in the present embodiment, four movable mold release links 85 are provided, and the four movable mold release links 85 are respectively provided corresponding to four corners of the top of the movable mold upper top plate 82, so that the release is more stable.
In this embodiment, the push plate ejection mechanism is used, specifically, when the push plate ejection mechanism is implemented, the bottom end of the driven die bottom plate 9 is inserted into the cavity 71 through the driving end of the die casting machine, and then the fixed die bottom plate 101 is abutted to the fixed die bottom plate and is driven to move upwards along the length direction of the movable die guide rod 83, in the upward movement process of the fixed die bottom plate 101, the fixed die top plate 102 and the movable die ejector pin 84 are driven to move upwards to eject out the molded 5G communication piece, after ejection is completed, the die casting machine retracts, and the movable die bottom plate 81 and other structures reset under the action of the movable die reset rod 84. Specifically, a fixed limit block 91 is provided at the bottom of the movable mold bottom plate 9 to prevent direct squeezing between the fixed mold lower top plate 101 and the fixed mold bottom plate 2. The bottom of the movable mold 4 is also provided with a limiting rod 45 extending towards the cavity 71 to prevent the ejection assembly 8 from being ejected out of the head.
Preferably, referring to fig. 7-9, the 5G communication piece mold further includes a fixed mold pre-ejection assembly 10 disposed in the movable cavity 13 at the top of the fixed mold 1, and the fixed mold pre-ejection assembly 10 includes a fixed mold lower top plate 101, a fixed mold upper top plate 102, a fixed mold pre-ejection pin 103, and a reset mechanism 104. The fixed die lower top plate 101 is arranged above the fixed die bottom plate 2, the fixed die upper top plate 102 is arranged above the fixed die lower top plate 101 and can move up and down relative to the fixed die lower top plate 101, the fixed die presetting thimbles 103 are arranged in a plurality, one ends of the fixed die presetting thimbles 103 are fixedly connected with the top of the fixed die upper top plate 102, the other ends of the fixed die presetting thimbles penetrate through the fixed die core 11 and are abutted against the 5G communication piece, and the reset mechanism 104 is arranged between the fixed die upper top plate 102 and the fixed die 1.
In the initial state, the reset mechanism 104 is in a normal state, the fixed mold thimble 103 extends out of the top surface of the mold core, and when the mold is closed, the fixed mold thimble 103 is pressed downwards under the action of the movable mold 4, so that the fixed mold upper top plate 102 moves downwards, and the reset mechanism 104 contracts to accumulate energy; when the mold is opened, the reset mechanism 104 releases energy due to the loss of the pressure of the movable mold 4, so that the fixed mold upper top plate 102 moves to drive the fixed mold pre-ejection pin 103 to extend upwards, on one hand, the 5G communication piece is pre-ejected, on the other hand, the reset effect is achieved, and the production of the next 5G communication piece is convenient.
Specifically, the reset mechanism 104 includes a fixed cylinder 1041, a reset spring 1042, and a fixed mold reset rod 1043. The fixed cylinder 1041 is arranged at the top of the fixed die upper top plate 102, one end of the reset spring 1042 is connected with the top wall of the inner cavity of the fixed cylinder 1041, the other end of the reset spring passes through the fixed die upper top plate 102 and is fixedly connected with the fixed die lower top plate 101, one end of the fixed die reset rod 1043 is fixedly connected with the top of the fixed cylinder 1041, and the other end of the fixed die reset rod extends out of the top surface of the fixed die 1. Namely, the upper top plate 102 of the whole fixed die is driven to reset under the action of the reset spring 1042, the principle is simple, an oil cylinder is not required to be arranged, and the production cost is low. Further preferably, the return spring 1042 is a disc spring, and the disc spring has high rigidity and strong buffering and vibration absorbing capability compared with a common expansion spring, can bear large load with small deformation, and is suitable for occasions with small requirements on axial space; in addition, the composite material also has variable rigidity characteristics and wide nonlinear characteristics. The same disk spring is used in different combination modes, so that the spring characteristics can be changed in a large range. The combination mode of involution and superposition can be adopted, and the combination mode of compounding different thicknesses, different numbers of sheets and the like can also be adopted. When the two-way clutch is superposed, the larger the number of springs is, the larger the load is, and the more adaptability is. The ejection distance of the fixed die reset rod 1043 is the same as that of the fixed die thimble 103, so that the pressure of the moving die 4 during die assembly can be borne, and the situation that the fixed die thimble 103 is stressed to be bent is avoided. Of course, the inner side of the return spring 1042 can also be provided with a vertical rod 1044, and the vertical rod 1044 is vertically arranged inside the fixed cylinder 1041 to ensure that the return spring 1042 always moves in the vertical direction.
Further preferably, the number of the reset mechanisms 104 is four, the four reset mechanisms 104 are symmetrically distributed at the top of the fixed die upper top plate 102, the four reset mechanisms 104 are arranged, the 5G communication piece can be stably pre-ejected, the ejection process is stable and stable, and the situation that the 5G communication piece is damaged due to the ejection inclination angle is avoided.
Further preferably, the fixed die pre-ejection assembly 10 further comprises a fixed die top plate guide pillar 105, the fixed die top plate guide pillar 105 is disposed between the fixed die lower top plate 101 and the fixed die 1, and the fixed die upper top plate 102 is provided with a fixed die guide hole 1021 matched with the fixed die top plate guide pillar 105. The fixed die pre-ejection assembly 10 is guided, and the fixed die pre-ejection pin 103 can move up and down smoothly, so that the qualified rate of products is guaranteed.
In the present embodiment, the fixed mold thimble 103 and the movable mold thimble 84 are arranged in the same manner, and hereinafter, they are collectively referred to as "thimbles". For products with deep cavities around, the packing force is larger; therefore, besides the arrangement of the ejector pins at the conventional position, a circle of ejector pins needs to be uniformly arranged around the product, and as shown in fig. 9, under the condition that the product is ensured to be ejected smoothly, the deformation of the product and the like need to be considered. For products with thin-wall-thickness separating ribs, the packing force is large and the push rod pylons cannot be increased; therefore, in addition to the arrangement of the ejector pins at the conventional positions, the ejector pins are also required to be arranged at the positions of the through holes of the screws and the top ends of the studs in the product.
Further preferably, the fixed die 1 is further provided with a vacuum valve 14, the vacuum valve 14 is externally connected with a vacuumizing device and used for vacuumizing the die cavity of the die, the vacuum valve 14 is arranged for vacuumizing the whole die, negative pressure is formed in the die cavity, the porosity inside the product is reduced, compactness is achieved, the density and the structural strength of the 5G communication piece are guaranteed, and the qualification rate of the product is further improved.
The hanging ring 20 is further arranged on the outer sides of the movable mold 4 and the fixed mold 1, and by means of the hanging ring 20, when the whole mold does not work, the movable mold 4 or the fixed mold 1 can be hung up and moved through the hanging ring 20, so that the fixed mold thimble 103 or the movable mold thimble 84 is prevented from moving up and down to impact the fixed mold core 11 or the movable mold core 41, and the fixed mold core 11, the movable mold core 41 and/or the fixed mold thimble 103 or the movable mold thimble 84 are/is damaged.
Compared with the prior art, the 5G communication piece mold disclosed by the invention has the advantages that the four mold core pulling assemblies 5 are arranged, and the molded 5G communication piece is firstly subjected to lateral core pulling through the mold core pulling assemblies 5 during demolding, so that the ejection assembly 8 is convenient for ejecting the molded 5G communication piece, the situations of scrapping and shell clamping of a finished product are avoided, and the qualification rate of the finished product and the demolding efficiency are improved; the mold is cooled by the combined action of water cooling and oil cooling, the temperature of the mold is controlled, the epitome of a product is ensured, and the service life of the mold is prolonged; the bump 521 is arranged on the connecting block 52, pressure applied in the casting process is transferred to the bump 521 and the fixed die 1, and the fixed die 1 cannot move in the whole process, so that the stability of the bump 521 is ensured, the condition that the linear driving mechanism 51 cannot retract is further ensured, the qualification rate of a product, namely a 5G communication piece is ensured, and the demolding efficiency is improved; through setting up cover half in advance ejecting subassembly 10, cover half in advance ejecting subassembly 10 is ejecting 5G communication spare in advance when the die sinking, thereby can be with 5G communication spare ejecting cover half core 11, can effectively solve and determine 11 drawing of patterns angles undersize of mold core, 5G communication spare cooling time sharply shrink's tightening force is too big and pulls the 5G communication spare when the die sinking, it makes the big and plastic fracture scheduling problem of the plastic degree of difficulty to increase 5G communication spare deflection, the drawing of patterns is more smooth and easy, the drawing of patterns efficiency is improved. The 5G communication piece mold has the characteristics of capability of avoiding product scrap and shell clamping, high demolding efficiency and the like.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (10)
1. The utility model provides a 5G communication piece mould which characterized in that: the method comprises the following steps:
the bottom of the fixed die is provided with a fixed die core, and four corners of the fixed die are correspondingly provided with square columns;
the fixed die bottom plate is arranged at the top of the fixed die;
the pressure chamber is arranged on the fixed die bottom plate, and an outlet of the pressure chamber is opposite to the sprue of the fixed die;
the movable die is matched with the fixed die for use, a movable die core is arranged at the top of the movable die, the movable die core and the fixed die core are combined to form a die cavity, square holes matched with the square columns are formed in four corners of the movable die, and a sprue spreader opposite to the sprue is arranged on the movable die;
the mould core-pulling assembly is provided with four mould core-pulling assemblies which are respectively arranged on the periphery of the movable mould, a mould surface matched with the side mould surface of the movable mould core is arranged on the mould core-pulling assembly, and the mould surface can move back and forth relative to the movable mould core;
the two cooling assemblies are respectively arranged on the movable die and the fixed die and are used for cooling the movable die and the fixed die;
the square iron is arranged at the bottom of the movable mold, and a cavity is formed in the middle of the square iron;
the ejection assembly is arranged in the cavity of the square iron, can move up and down in the cavity and is used for ejecting the formed 5G communication piece;
and the movable mold bottom plate is arranged at the bottom of the square iron and used for sealing the cavity.
2. The 5G communication piece mold according to claim 1, wherein: the mould subassembly of loosing core includes:
the linear driving mechanism is arranged on the side surface of the movable die;
the connecting block is connected in a groove in the top of the movable die in a sliding manner, one side of the connecting block is in transmission connection with a transmission end of the linear driving mechanism, and a convex block matched with the inner edge of the cavity of the fixed die is arranged at the top of the connecting block;
the profile slider set up in the connecting block is kept away from one side of sharp actuating mechanism, its one side of keeping away from the connecting block be with the side profile matched with model face of movable mould core.
3. The 5G communication piece mold according to claim 2, wherein: the linear driving mechanism includes:
the opening end of the U-shaped mounting rack 511 is fixedly connected with the side surface of the movable mold;
the linear driver is arranged at one end, far away from the opening end, of the U-shaped mounting frame, and the driving end of the linear driver extends towards the inside of the U-shaped mounting frame and is fixedly connected with the connecting block;
and the limiting sensor is arranged on the outer side of the connecting block.
4. The 5G communication piece mold according to claim 2, wherein: the mould subassembly of loosing core still including set up in the first direction subassembly of the left and right sides of connecting block, first direction subassembly includes:
the guide rail is arranged on the side surface of the groove;
the guide block is arranged on the side face of the connecting block and is connected inside the guide rail in a sliding mode.
5. The 5G communication piece mold according to claim 2, wherein: the mould subassembly of loosing core still including set up in the second direction subassembly of connecting block bottom, the second direction subassembly includes:
a plurality of fixing plates are arranged on the bottom surface of the groove at equal intervals;
and the sliding plate is arranged at the bottom of the connecting block and can slide in a gap formed by the fixing plates.
6. The 5G communication piece mold according to claim 1, wherein: the cooling assembly includes:
the cooling shell is sleeved on the outer side of the movable mold or the fixed mold;
the water cooling pipeline is arranged on the outer side of the cooling shell, and one end of the water cooling pipeline extends into the movable mold core or the fixed mold core and corresponds to a water cooling point of the 5G communication piece;
and the oil cooling pipeline is arranged on the outer side of the cooling shell, and one end of the oil cooling pipeline extends into the movable mold core or the fixed mold core and corresponds to an oil cooling point of the 5G communication piece.
7. The 5G communication piece mold according to claim 1, wherein: the ejection assembly includes:
the movable die lower top plate is connected in the cavity in a sliding manner;
the movable die upper top plate is arranged at the top of the movable die lower top plate;
one end of the movable die guide rod is fixedly connected with the bottom of the movable die, and the other end of the movable die guide rod penetrates through the movable die lower top plate and the movable die upper top plate and is fixedly connected with the movable die bottom plate;
the movable mould ejector pins are arranged on the top of the upper top plate of the movable mould and are opposite to the ejector pin holes in the movable mould core;
and one end of the movable die reset rod is connected with the top of the top plate on the movable die, and the other end of the movable die reset rod upwards extends to the top surface of the movable die.
8. The 5G communication piece mold according to any one of claims 1 to 7, wherein: 5G communication spare mould still including set up in the cover half in advance ejection assembly in the activity intracavity at cover half top, the cover half is in advance ejection assembly includes:
the fixed die lower top plate is arranged above the fixed die bottom plate;
the fixed die upper top plate is arranged above the fixed die lower top plate and can move up and down relative to the fixed die lower top plate;
the fixed die pre-ejection pins are provided in plurality, one ends of the fixed die pre-ejection pins are fixedly connected with the top of the fixed die upper top plate, and the other ends of the fixed die pre-ejection pins penetrate through the fixed die core and are abutted to the 5G communication piece;
and the resetting mechanism is arranged between the fixed die upper top plate and the fixed die.
9. The 5G communication piece mold according to claim 8, wherein: the reset mechanism includes:
the fixed cylinder is arranged at the top of the upper top plate of the fixed die;
one end of the return spring is connected with the top wall of the inner cavity of the fixed cylinder, and the other end of the return spring penetrates through the upper top plate of the fixed die and is fixedly connected with the lower top plate of the fixed die;
and one end of the fixed die reset rod is fixedly connected with the top of the fixed cylinder, and the other end of the fixed die reset rod extends out of the top surface of the fixed die.
10. The 5G communication piece mold according to any one of claims 1 to 7, wherein: and the fixed die is also provided with a vacuum valve which is externally connected with a vacuumizing device and used for vacuumizing the die cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110998089.5A CN113618046A (en) | 2021-08-27 | 2021-08-27 | 5G communication piece mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110998089.5A CN113618046A (en) | 2021-08-27 | 2021-08-27 | 5G communication piece mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113618046A true CN113618046A (en) | 2021-11-09 |
Family
ID=78388227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110998089.5A Withdrawn CN113618046A (en) | 2021-08-27 | 2021-08-27 | 5G communication piece mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113618046A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118751860A (en) * | 2024-06-18 | 2024-10-11 | 东莞市众兴模具有限公司 | A mold for casting aluminum alloy motor shell of new energy vehicles |
-
2021
- 2021-08-27 CN CN202110998089.5A patent/CN113618046A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118751860A (en) * | 2024-06-18 | 2024-10-11 | 东莞市众兴模具有限公司 | A mold for casting aluminum alloy motor shell of new energy vehicles |
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Application publication date: 20211109 |