CN114393192A - Die-casting device for tuner aluminum shell and machining method thereof - Google Patents
Die-casting device for tuner aluminum shell and machining method thereof Download PDFInfo
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- CN114393192A CN114393192A CN202111644420.XA CN202111644420A CN114393192A CN 114393192 A CN114393192 A CN 114393192A CN 202111644420 A CN202111644420 A CN 202111644420A CN 114393192 A CN114393192 A CN 114393192A
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- box body
- tuner
- aluminum shell
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- 238000004512 die casting Methods 0.000 title claims abstract description 149
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000003754 machining Methods 0.000 title description 2
- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 230000035939 shock Effects 0.000 claims description 12
- 238000010521 absorption reaction Methods 0.000 claims description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 10
- 230000003139 buffering effect Effects 0.000 claims description 9
- 238000003672 processing method Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims 2
- 238000012544 monitoring process Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
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Classifications
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a die-casting device for an aluminum shell of a tuner, which comprises a device body, wherein the device body is provided with a bottom box body, a hydraulic mechanism box body is arranged above the bottom box body, the device body is provided with a die-casting operation table structure, a die-casting die is arranged above the die-casting operation table structure, an upper die-casting die is arranged on the bottom surface of a pressure sensor, and the upper die-casting die and a pre-pressing plate are fixedly installed in front through the action of an installation support. The tuner aluminum shell assembly can be effectively die-cast under the action of the device body during die-casting, the connection relation of the die can be effectively enhanced through the tenon-and-mortise structure, the die is prevented from loosening in the die-casting process, the tight connection and the stable structure of the die set and the lower die-casting die are ensured in an integrated structure mode, the die is prevented from falling and being damaged in the die-casting process, and the using effect is good.
Description
Technical Field
The invention relates to the field of tuner processing, in particular to a die-casting device and a processing method for an aluminum shell of a tuner.
Background
The high frequency head has its internal circuit including low noise amplifier and down converter to complete low noise amplification and frequency conversion, and the high frequency signal from the feed source is amplified and down converted into the first intermediate frequency signal of 950 and 2150 MHz. Each satellite typically has 24 tv channels, and to make full use of these channels and avoid interference between adjacent channels, the channels are typically separated in a single or double sequence, and transmitted with electromagnetic waves of different polarizations.
The existing tuner is generally manufactured by die-casting or drawing, but the existing die-casting die needs to frequently replace a die mounted on a module when in use, because die-casting aluminum shells with different structures are manufactured by different dies, but the existing die is very troublesome to mount, because most of the die-casting aluminum shells are fixedly mounted by using a plurality of brackets and screws, but the structure is inconvenient in places with more oil in the use process, such as inconvenient mounting, and therefore needs to be improved.
Disclosure of Invention
The invention aims to provide a die-casting device for an aluminum shell of a tuner and a processing method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a die-casting device for an aluminum shell of a tuner comprises a device body, wherein the device body is provided with a bottom box body, a hydraulic mechanism box body is arranged above the bottom box body, the hydraulic mechanism box body and the bottom box body are of an integrally formed structure, an electric cabinet is arranged on the side surface of the bottom box body, the electric cabinet is fixedly connected with the bottom box body through the action of screws, the device body is provided with a die-casting operation table structure, the die-casting operation table structure is fixedly connected with the bottom box body through the action of screws, a die-casting die is arranged above the die-casting operation table structure, a hydraulic mechanism is arranged inside the hydraulic mechanism box body, the hydraulic mechanism is fixedly connected with the inner wall of the hydraulic mechanism box body through the action of a bracket and screws, a hydraulic output column is arranged on the device body, and the hydraulic output column is fixedly connected with the output end of the hydraulic mechanism inside the hydraulic mechanism box body, the hydraulic cushion shock absorber is characterized in that a connecting cushion shock absorption column is arranged at the bottom of the hydraulic output column, a prepressing plate is arranged at the bottom of the connecting cushion shock absorption column, one end of the connecting cushion shock absorption column is fixedly connected with the bottom of the hydraulic output column through a screw, the other end of the connecting cushion shock absorption column is fixedly connected with the prepressing plate through a support, a pressure sensor is arranged on the side face of the prepressing plate, the pressure sensor is installed on the end face of the prepressing plate and fixed through a screw, an upper die-casting die is arranged on the bottom face of the pressure sensor, and the upper die-casting die and the prepressing plate are fixedly installed through the action of an installation support.
As a further scheme of the invention: the bottom of the bottom box body is provided with a bottom stabilizing foot, and the bottom stabilizing foot and the bottom box body are of an integrated structure.
As a further scheme of the invention: the bottom front face of the bottom stabilizing foot is a semi-circular structure.
As a further scheme of the invention: the front of bottom box sets up switch operation panel, through the effect fixed connection of screw between the outer wall of switch operation panel and bottom box, the inside electric connection of switch operation panel and bottom box.
As a further scheme of the invention: and the switch operation panel is provided with an operation switch which is electrically connected with an electric element inside the electric cabinet.
As a further scheme of the invention: the die-casting operation panel is structurally provided with evenly distributed connecting grooves.
As a further scheme of the invention: the section of the connecting groove is of a convex structure.
As a further scheme of the invention: the die casting die comprises a lower die casting die and a connecting rod, the die casting die is arranged on the lower die casting die, the connecting rod is arranged at the bottom of the lower die casting die and fixedly connected with the lower die casting die in a welding mode, and the connecting rod and the connecting groove are matched with each other for use.
As a further scheme of the invention: the upper end surface of the lower die-casting mould is provided with a module cavity, and the module cavity and the lower die-casting mould are of an integrally formed structure.
As a further scheme of the invention: the front side of the hydraulic mechanism box body is provided with an electronic pressure gauge, and the electronic pressure gauge is electrically connected with the pressure sensor.
As a further scheme of the invention: the side of hydraulic pressure mechanism box sets up the buzzer siren, fixed connection between the outer wall of the effect of buzzer siren through the support frame hydraulic pressure mechanism box, electric connection between buzzer siren and the pressure sensor.
A processing method of tuner aluminum comprises the following steps:
firstly, selecting and installing a die-casting die, selecting a module with a model corresponding to a tuner aluminum shell to be processed when selecting, starting to install the die-casting die after selecting the corresponding model, descending the die-casting die to be installed above a die-casting operation table structure under the mutual matching action of a connecting rod and a connecting groove when installing, adjusting the position of the die-casting die after installing the die-casting die, fixing the position of the die-casting die through a fixing pin, positioning and limiting the tuner aluminum shell through a module cavity, avoiding the condition of material deviation in the die-casting process, correspondingly installing the die-casting die, selecting a component which is mutually correspondingly matched with the die-casting die when installing the die-casting die, and then installing the upper die-casting die at the bottom of a pre-pressing plate through a bracket and a screw, the prepressing plate mainly plays a role in prepressing protection, the upper die-casting die part can perform die-casting work after being installed, a power supply part inside the electric cabinet is electrified during die-casting, then a switch of the electronic pressure gauge is turned on, the pressure of the device body is monitored through the action of the electronic pressure gauge, and then the die-casting work can be performed.
Compared with the prior art, the invention has the beneficial effects that: the tuner aluminum shell assembly can be effectively die-cast under the action of the device body in the die-casting process, the connection relation of the die can be effectively enhanced through the tenon-and-mortise structure under the action of the die-casting operation table structure and the connecting rod, the die is prevented from loosening and being tightly connected in the die-casting process, the tenon-and-mortise structure is very convenient to mount and dismount, the die set is provided with the die set of the type corresponding to the tuner aluminum shell, the die set and the lower die-casting die are of an integrated structure, the tuner aluminum shell can be mounted in a limiting mode under the action of the die set, the die set and the lower die-casting die are guaranteed to be tightly connected in the integrated structure mode, the structure is stable, the die is prevented from falling and being damaged in the die-casting process, and the tuner aluminum shell assembly is convenient to use and good in use effect.
Drawings
Fig. 1 is a schematic structural diagram of a die-casting device for an aluminum shell of a tuner.
Fig. 2 is another schematic structural diagram of the die-casting device for the aluminum shell of the tuner.
Fig. 3 is a schematic structural view of a die-casting mold in a die-casting device for an aluminum shell of a tuner.
In the figure: the device comprises a bottom box body 1, a bottom stabilizing foot 2, an electric cabinet 3, a switch operation panel 4, an operation switch 5, a die-casting operation table structure 6, a connecting groove 7, a die-casting die 8, a hydraulic mechanism box body 9, a hydraulic output column 10, a buffering shock absorption column 11, a pre-pressing plate 12, an upper die-casting die 13, a pressure sensor 14, an electronic pressure gauge 15, a buzzer alarm 16, a lower die-casting die 17, a connecting rod 18 and a module cavity 19.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-3, a die-casting device for an aluminum shell of a tuner comprises a device body, the device body is provided with a bottom box 1, the bottom of the bottom box 1 is provided with a bottom stabilizing foot 2, the bottom stabilizing foot 2 and the bottom box 1 are of an integral structure, the front of the bottom stabilizing foot 2 is of a semicircular structure, a hydraulic mechanism box 9 is arranged above the bottom box 1, the hydraulic mechanism box 9 and the bottom box 1 are of an integral structure, the side surface of the bottom box 1 is provided with an electric cabinet 3, the electric cabinet 3 and the bottom box 1 are fixedly connected through the action of screws, the front of the bottom box 1 is provided with a switch operation panel 4, the switch operation panel 4 and the outer wall of the bottom box 1 are fixedly connected through the action of screws, and the switch operation panel 4 is electrically connected with the inside of the bottom box 1, the switch operation panel 4 is provided with an operation switch 5, the operation switch 5 is electrically connected with an electric element in the electric cabinet 3, the device body is provided with a die-casting operation platform structure 6, the die-casting operation platform structure 6 is fixedly connected with the bottom box body 1 through the action of screws, the die-casting operation platform structure 6 is provided with evenly distributed connecting grooves 7, the section of each connecting groove 7 is of a convex structure, a die-casting mold 8 is arranged above the die-casting operation platform structure 6, the die-casting mold 8 comprises a lower die-casting mold 17 and a connecting rod 18, the die-casting mold 8 is provided with the lower die-casting mold 17, the bottom of the lower die-casting mold 17 is provided with the connecting rod 18, the connecting rod 18 is fixedly connected with the lower die-casting mold 17 through welding, the connecting rod 18 is matched with the connecting grooves 7 for use, and the upper end surface of the lower die-casting mold 17 is provided with a module cavity 19, the die set cavity 19 and the lower die casting die 17 are of an integrated structure, a hydraulic mechanism is arranged inside the hydraulic mechanism box 9, the hydraulic mechanism and the inner wall of the hydraulic mechanism box 9 are fixedly connected through the action of a support and a screw, the device body is provided with a hydraulic output column 10, the hydraulic output column 10 is fixedly connected with the output end of the hydraulic mechanism inside the hydraulic mechanism box 9, the bottom of the hydraulic output column 10 is provided with a connecting buffering shock absorption column 11, the bottom of the connecting buffering shock absorption column 11 is provided with a prepressing plate 12, one end of the connecting buffering shock absorption column 11 is fixedly connected with the bottom of the hydraulic output column 10 through the action of the screw, the other end of the connecting buffering shock absorption column 11 is fixedly connected with the prepressing plate 12 through the action of the support, a pressure sensor 14 is arranged on the side surface of the prepressing plate 12, the pressure sensor 14 is mounted on the end surface of the prepressing plate 12 and fixed through the screw, the bottom surface of the pressure sensor 14 is provided with an upper die-casting die 13, the upper die-casting die 13 and the pre-pressing plate 12 are fixedly installed in front of each other through an installation support, the front face of the hydraulic mechanism box body 9 is provided with an electronic pressure gauge 15, the electronic pressure gauge 15 is electrically connected with the pressure sensor 14, the side face of the hydraulic mechanism box body 9 is provided with a buzzer alarm 16, the buzzer alarm 16 is fixedly connected with the outer wall of the hydraulic mechanism box body 9 through the supporting frame, and the buzzer alarm 16 is electrically connected with the pressure sensor 14.
The working principle of the invention is as follows: when the device body is used, firstly, a die-casting die 8 is selected and installed, a module with a model corresponding to a tuner aluminum shell to be processed is selected when the die-casting die 8 is installed, the die-casting die 8 is installed after the corresponding model is selected, the die-casting die 8 is descended under the mutual matching action of a connecting rod 18 and a connecting groove 7 when the die-casting die 8 is installed above a die-casting operation table structure 6 when the die-casting die 8 is installed, the position of the die-casting die 8 is adjusted after the die-casting die 8 is installed, then the position of the die-casting die 8 is fixed through a fixing pin, a module cavity 19 on the die-casting die 8 just corresponds to the size of the tuner aluminum shell to be processed, the tuner aluminum shell is positioned and limited through the module cavity 19, the condition that materials are deviated in the die-casting process is avoided, then the die-casting die 13 is correspondingly installed, and components which are matched with the die-casting die 8 correspondingly are selected when the die-casting die 13 is installed, then an upper die-casting die 13 is arranged at the bottom of a prepressing plate 12 through a bracket and a screw, the prepressing plate 12 mainly plays a prepressing protection role, the upper die-casting die 13 can perform die-casting work after the upper die-casting die 13 is also arranged, firstly, a power supply part inside an electric cabinet 3 is electrified during die-casting, then, a switch of an electronic pressure gauge 15 is turned on, the pressure of a device body is monitored through the action of the electronic pressure gauge 15, then, the die-casting work can be performed, a tuner aluminum shell assembly can be effectively die-cast through the action of the device body during die-casting, under the action of a die-casting operation table structure 6 and a connecting rod 18, the connection relation of the die can be effectively strengthened through the tenon-and-mortise structure, the die is prevented from being loosened during die-casting, the connection is tight, and the tenon-mortise structure is very convenient to install and disassemble, and through the module that sets up the model that corresponds with the tuner aluminum hull on the mould, module and die-casting mould 17 are a body structure down, not only can carry out spacing installation to the tuner aluminum hull under the effect of module, and the module itself has guaranteed with the mode of a body structure down between the die-casting mould 17 that it is connected closely moreover, and stable in structure has avoided the in-process of die-casting the condition that the mould drops the damage to appear, convenient to use, excellent in use effect.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (10)
1. A die-casting device for an aluminum shell of a tuner comprises a device body, wherein the device body is provided with a bottom box body (1), a hydraulic mechanism box body (9) is arranged above the bottom box body (1), the hydraulic mechanism box body (9) and the bottom box body (1) are of an integrally formed structure, an electric cabinet (3) is arranged on the side surface of the bottom box body (1), the electric cabinet (3) and the bottom box body (1) are fixedly connected through the action of screws, and the die-casting device is characterized in that the device body is provided with a die-casting operation table structure (6), the die-casting operation table structure (6) and the bottom box body (1) are fixedly connected through the action of screws, a die-casting mold (8) is arranged above the die-casting operation table structure (6), a hydraulic mechanism is arranged inside the hydraulic mechanism box body (9), and the hydraulic mechanism and the inner wall of the hydraulic mechanism box body (9) are fixedly connected through the action of a support and screws, the equipment body is provided with a hydraulic output column (10), the hydraulic output column (10) is fixedly connected with the output end of a hydraulic mechanism in a hydraulic mechanism box body (9), the bottom of the hydraulic output column (10) is provided with a connecting buffering damping column (11), the bottom of the connecting buffering damping column (11) is provided with a prepressing plate (12), one end of the connecting buffering shock absorption column (11) is fixedly connected with the bottom of the hydraulic output column (10) through the action of a screw, the other end of the connecting buffering shock absorption column (11) is fixedly connected with the prepressing plate (12) through the action of a bracket, a pressure sensor (14) is arranged on the side surface of the prepressing plate (12), the pressure sensor (14) is arranged on the end surface of the prepressing plate (12) and is fixed through screws, an upper die-casting die (13) is arranged on the bottom surface of the pressure sensor (14), and the upper die-casting die (13) and the pre-pressing plate (12) are fixedly mounted through the action of a mounting bracket.
2. The die-casting device for the aluminum shell of the high-frequency tuner as claimed in claim 1, wherein the bottom of the bottom box body (1) is provided with a bottom stabilizing foot (2), the bottom stabilizing foot (2) and the bottom box body (1) are of an integral structure, and the bottom front face of the bottom stabilizing foot (2) is of a semicircular structure.
3. The die-casting device for the aluminum shell of the tuner as claimed in claim 1, wherein a switch operation panel (4) is arranged on the front surface of the bottom box body (1), the switch operation panel (4) is fixedly connected with the outer wall of the bottom box body (1) through the action of screws, and the switch operation panel (4) is electrically connected with the inside of the bottom box body (1).
4. The die-casting device for the tuner aluminum shell according to claim 3, wherein the switch operation panel (4) is provided with an operation switch (5), and the operation switch (5) is electrically connected with the electrical components inside the electrical cabinet (3).
5. The die-casting device for the aluminum shell of the tuner as recited in claim 1, wherein the die-casting operation platform structure (6) is provided with uniformly distributed connecting grooves (7), and the section of the connecting grooves (7) is of a convex structure.
6. The die-casting device for the tuner aluminum shell as claimed in claim 1, wherein the die-casting mold (8) comprises a lower die-casting mold (17) and a connecting rod (18), the die-casting mold (8) is provided with the lower die-casting mold (17), the connecting rod (18) is arranged at the bottom of the lower die-casting mold (17), the connecting rod (18) and the lower die-casting mold (17) are fixedly connected in a welding manner, and the connecting rod (18) and the connecting groove (7) are used in cooperation with each other.
7. The die-casting device for the aluminum shell of the tuner as recited in claim 6, wherein a die set cavity (19) is disposed on the upper end surface of the lower die-casting mold (17), and the die set cavity (19) and the lower die-casting mold (17) are of an integrally formed structure.
8. The die-casting device for the tuner aluminum shell as claimed in claim 1, wherein an electronic pressure gauge (15) is arranged on the front surface of the hydraulic mechanism box body (9), and the electronic pressure gauge (15) is electrically connected with the pressure sensor (14).
9. The die-casting device for the tuner aluminum shell as claimed in claim 1, wherein a buzzer alarm (16) is arranged on the side surface of the hydraulic mechanism box body (9), the buzzer alarm (16) is fixedly connected with the outer wall of the hydraulic mechanism box body (9) through the supporting frame acting on the outer wall, and the buzzer alarm (16) is electrically connected with the pressure sensor (14).
10. A processing method of tuner aluminum is characterized in that firstly, a die-casting die (8) is selected and installed, a module with a model corresponding to a tuner aluminum shell to be processed is selected during selection, the die-casting die (8) is installed after the corresponding model is selected, the die-casting die (8) is descended under the mutual matching action of a connecting rod (18) and a connecting groove (7) during installation and is installed above a die-casting operation table structure (6), the position of the die-casting die (8) is adjusted after the die-casting die (8) is installed, then the position of the die-casting die (8) is fixed through a fixing pin, a module cavity (19) on the die-casting die (8) is just corresponding to the size of the tuner aluminum shell to be processed, the tuner aluminum shell is positioned and limited through the module cavity (19), and the condition of material deviation in the die-casting process is avoided, then correspondingly installing an upper die-casting die (13), selecting a component which is matched with the die-casting die (8) correspondingly when the upper die-casting die (13) is installed, then installing the upper die-casting die (13) at the bottom of a prepressing plate (12) through a support and screws, wherein the prepressing plate (12) mainly plays a role in prepressing protection, the upper die-casting die (13) part can be subjected to die-casting work after being installed, firstly electrifying a power supply part inside an electric cabinet (3) during die-casting, then opening a switch of an electronic pressure gauge (15), monitoring the pressure of a device body through the function of the electronic pressure gauge (15), and then carrying out the die-casting work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111644420.XA CN114393192A (en) | 2021-12-30 | 2021-12-30 | Die-casting device for tuner aluminum shell and machining method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111644420.XA CN114393192A (en) | 2021-12-30 | 2021-12-30 | Die-casting device for tuner aluminum shell and machining method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN114393192A true CN114393192A (en) | 2022-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111644420.XA Pending CN114393192A (en) | 2021-12-30 | 2021-12-30 | Die-casting device for tuner aluminum shell and machining method thereof |
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| CN (1) | CN114393192A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2074944A1 (en) * | 1990-11-30 | 1992-05-31 | Jun Fujita | Mold clamping device in injection molding machine |
| CN106312012A (en) * | 2015-06-29 | 2017-01-11 | 长城汽车股份有限公司 | Lateral parting mold structure |
| CN107812915A (en) * | 2017-12-13 | 2018-03-20 | 昆山篙陵兴金属制品有限公司 | A kind of Multiple Shape is molded die casting equipment |
| CN109434067A (en) * | 2018-12-19 | 2019-03-08 | 浙江振兴阿祥集团有限公司 | A kind of electric motor rotor aluminium casting injection mold |
| CN110252995A (en) * | 2019-07-28 | 2019-09-20 | 郑云龙 | A kind of automatic cleaning mold insert hole die casting |
| CN211413391U (en) * | 2019-12-31 | 2020-09-04 | 东莞市中萃模具塑胶科技有限公司 | Mould convenient to install and remove from die carrier |
-
2021
- 2021-12-30 CN CN202111644420.XA patent/CN114393192A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2074944A1 (en) * | 1990-11-30 | 1992-05-31 | Jun Fujita | Mold clamping device in injection molding machine |
| CN106312012A (en) * | 2015-06-29 | 2017-01-11 | 长城汽车股份有限公司 | Lateral parting mold structure |
| CN107812915A (en) * | 2017-12-13 | 2018-03-20 | 昆山篙陵兴金属制品有限公司 | A kind of Multiple Shape is molded die casting equipment |
| CN109434067A (en) * | 2018-12-19 | 2019-03-08 | 浙江振兴阿祥集团有限公司 | A kind of electric motor rotor aluminium casting injection mold |
| CN110252995A (en) * | 2019-07-28 | 2019-09-20 | 郑云龙 | A kind of automatic cleaning mold insert hole die casting |
| CN211413391U (en) * | 2019-12-31 | 2020-09-04 | 东莞市中萃模具塑胶科技有限公司 | Mould convenient to install and remove from die carrier |
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Application publication date: 20220426 |