CN108356200A - A kind of electromagnetic pushing-type mold ejection mechanism - Google Patents
A kind of electromagnetic pushing-type mold ejection mechanism Download PDFInfo
- Publication number
- CN108356200A CN108356200A CN201810307884.3A CN201810307884A CN108356200A CN 108356200 A CN108356200 A CN 108356200A CN 201810307884 A CN201810307884 A CN 201810307884A CN 108356200 A CN108356200 A CN 108356200A
- Authority
- CN
- China
- Prior art keywords
- mandril
- mold
- strut
- ejection mechanism
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/14—Ejecting devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of electromagnetic pushing-type mold ejection mechanisms.Including upper mold, lower mold and accumulator, model area is provided at the upper mold center, upper mold both ends lower part is provided with compression bar；It is corresponding with upper mold among the lower mold to be provided with drag area, the lower both mold ends be additionally provided with the setting of compression bar corresponding position there are two cavity；The cavity bottom is provided through the strut of cavity bottom, and strut is located at cavity inside part and is wound with spring, and the strut bottom end is connected with insulating trip；It is provided with electric conductor immediately below the insulating trip；Drag area bottom is provided with support chip, and support chip bottom is provided through the mandril A of drag area bottom and mandril B, the mandril A and mandril B are located at support chip both ends.By simple mechanical fitting, mandril, by mould ejection, avoids deformation and damage mold, mold accuracy is ensure that, to reach production requirement under the magneticaction that energization iron core generates.
Description
Technical field
The present invention relates to technical field of mold, especially a kind of electromagnetic pushing-type mold ejection mechanism.
Background technology
Accurate forging die refers to being obtained with definite shape by die forging after high-temperature metal raw material is put into metal pattern
Product device.In fact in order to control the temperature of mold, also having on mold makes the cooling hole that refrigerant passes through, heater etc.
Device.The material for having become melt enters model area, and mold is opened after cooling stage, and the liftout attachment on molding machine can be
Knock-pin ejects, and product is released.When taking out workpiece, while to meet sliding block in place and cover half is inserted into sliding block, and it cannot
There is excessive gap to will produce product flash, increases the machining accuracy of mold difficulty and each part.Injection mold top at present
Go out device mostly to eject mold from mold slots using mandril, since mandril under a certain pressure may become mold top
Shape, or damage mold, influence mold accuracy, to fail to meet production requirements.
Invention content
It is an object of the invention to overcome the prior art, a kind of electromagnetic pushing-type mold ejection mechanism is provided.
The purpose of the present invention is achieved through the following technical solutions：A kind of electromagnetic pushing-type mold ejection mechanism.Including upper
Mold, lower mold and accumulator are provided with model area at the upper mold center, and upper mold both ends lower part is provided with compression bar；
Corresponding with upper mold among the lower mold to be provided with drag area, the lower both mold ends are additionally provided with and compression bar corresponding position
There are two cavitys for setting；The cavity bottom is provided through the strut of cavity bottom, and strut is located at the winding of cavity inside part
There are spring, the strut bottom end to be connected with insulating trip；It is provided with electric conductor immediately below the insulating trip；Drag area bottom
It is provided with support chip, support chip bottom is provided through the mandril A and mandril B, the mandril A and mandril B of drag area bottom
Positioned at support chip both ends；The bottoms the mandril A are equipped with magnet A, and the bottoms mandril B are equipped with magnet B；Immediately below the magnet A
Cored A is set, cored B is set immediately below magnet B；The iron core A wound thereons have loop A, iron core B wound thereons wired
Enclose B；The lower mold bottom centre is provided with accumulator；The soft electric conductor, accumulator, loop A, coil B pass through conducting wire
Connection.
Further, the upper model area and drag area inside engraving are provided with the model of demand.
Further, the strut, mandril A, mandril B are steel material.
Further, the electric conductor is set as the copper sheet that two L-shaped stick together, respectively conductive sheet A and conductive sheet
B。
Further, forced contact block is installed at the top of the strut.
The present invention has the following advantages：By simple mechanical fitting, mandril is under the magneticaction that energization iron core generates
By mould ejection, deformation and damage mold are avoided, mold accuracy is ensure that, to reach production requirement.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is conductor construction schematic diagram；
In figure：1- upper molds, mold under 2-, the upper model areas 3-, 4- drags area, 5- support chips, 6- compression bars, 7- cavitys, 8- by
Power contact block, 9- struts, 10- springs, 11- insulating trips, 12- electric conductors, 13- mandrils A, 14- magnet A, 15- iron cores A, 16- line
Enclose A, 17- accumulators, 18- iron cores B, 19- coil B, 20- conducting wire, 21- mandrils, 22- magnet Bs, 23- conductive sheets B, 24- conductive sheet
A。
Specific implementation mode
The present invention will be further described below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to following institute
It states.
As illustrated in fig. 1 and 2, a kind of electromagnetic pushing-type mold ejection mechanism, it is characterised in that：Including upper mold 1, lower mold
2 and accumulator 17, model area 3 is provided at 1 center of the upper mold, and 1 both ends lower part of upper mold is provided with compression bar 6；It is described
Among lower mold 2 and upper mold 1 is corresponding is provided with drag area 4, and 2 both ends of lower mold are additionally provided with corresponding with compression bar 6
There are two cavitys 7 for place's setting；7 bottom of the cavity is provided through the strut 9 of 7 bottom of cavity, and strut 9 is located inside cavity 7
Part is wound with spring 10, and 9 bottom end of the strut is connected with insulating trip 11；It is provided with electric conductor immediately below the insulating trip 11
12。
4 bottom of drag area is provided with support chip 5, and 5 bottom of support chip is provided through the top of 4 bottom of drag area
Bar A13 and mandril B21, the mandril A13 and mandril B21 are located at 5 both ends of support chip；The bottoms the mandril A13 are equipped with magnet
The bottom A14, mandril B21 is equipped with magnet B 22；Cored A15 is set immediately below the magnet A 14, is arranged immediately below magnet B 22
Cored B18；The iron core A15 wound thereons have coil A16, iron core B18 wound thereons to have coil B19；2 bottom of lower mold
Portion is provided centrally with accumulator 17；The soft electric conductor 12, accumulator 17, loop A 16, coil B19 are connected by conducting wire 20.
The upper model area 1 and 2 inside engraving of drag area are provided with the model of demand.The strut 11, mandril A13,
Mandril B21 is steel material.The electric conductor 12 is set as the copper sheet that two L-shaped stick together, and respectively conductive sheet A24 and leads
Electric piece B23.9 top of the strut is equipped with forced contact block 8.
The course of work of the present invention is as follows：After upper mold 1 and lower mold 2 fasten, compression bar 6, which moves down, pushes forced contact block
8.Forced contact block 8 pushes strut 9 to move down so that insulating trip 11 is inserted between conductive sheet A24 and conductive sheet B23, blocks electricity
Road.Support chip 5 moves down under the effect of gravity, realizes die forging process；After die forging, upper mold 1 moves up, and strut 9 is in spring
It is moved up under the action of 10, insulating trip 11 takes out；Circuit clear；At this moment iron core A15 and iron core B18 are generated and magnet A 13 and magnet
Shaping workpiece is released lower mold 2 by repulsion opposite B22, support chip 5.
Claims (5)
1. a kind of electromagnetic pushing-type mold ejection mechanism, it is characterised in that：Including upper mold（1）, lower mold（2）And accumulator
（17）, the upper mold（1）Model area is provided at center（3）, upper mold（1）Both ends lower part is provided with compression bar（6）；It is described
Lower mold（2）Intermediate and upper mold（1）It is corresponding to be provided with drag area（4）, the lower mold（2）Both ends are additionally provided with and press
Bar（6）There are two cavitys for corresponding position setting（7）；The cavity（7）Bottom is provided through cavity（7）The strut of bottom（9）, branch
Bar（9）Positioned at cavity（7）Interior section is wound with spring（10）, the strut（9）Bottom end is connected with insulating trip（11）；It is described exhausted
Embolium（11）Underface is provided with electric conductor（12）；The drag area（4）Bottom is provided with support chip（5）, support chip（5）Bottom
Portion is provided through drag area（4）The mandril A of bottom（13）With mandril B（21）, the mandril A（13）With mandril B（21）Position
In support chip（5）Both ends；The mandril A（13）Bottom is equipped with magnet A（14）, mandril B（21）Bottom is equipped with magnet B
（22）；The magnet A（14）Cored A is arranged in underface（15）, magnet B（22）Cored B is arranged in underface（18）；The iron
Core A（15）Wound thereon has loop A（16）, iron core B（18）Wound thereon has coil B（19）；The lower mold（2）Bottom centre
It is provided with accumulator（17）；The soft electric conductor（12）, accumulator（17）, loop A（16）, coil B（19）Pass through conducting wire
（20）Connection.
2. a kind of electromagnetic pushing-type mold ejection mechanism according to claim 1, it is characterised in that：The upper model area
（1）With drag area（2）Inside engraving is provided with the model of demand.
3. a kind of electromagnetic pushing-type mold ejection mechanism according to claim 1, it is characterised in that：The strut（11）、
Mandril A（13）, mandril B（21）For steel material.
4. a kind of electromagnetic pushing-type mold ejection mechanism according to claim 1, it is characterised in that：The electric conductor（12）
It is set as the copper sheet that two L-shaped stick together, respectively conductive sheet A（24）With conductive sheet B（23）.
5. a kind of electromagnetic pushing-type mold ejection mechanism according to claim 1, it is characterised in that：The strut（9）Top
Portion is equipped with forced contact block（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810307884.3A CN108356200A (en) | 2018-04-08 | 2018-04-08 | A kind of electromagnetic pushing-type mold ejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810307884.3A CN108356200A (en) | 2018-04-08 | 2018-04-08 | A kind of electromagnetic pushing-type mold ejection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108356200A true CN108356200A (en) | 2018-08-03 |
Family
ID=63007805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810307884.3A Withdrawn CN108356200A (en) | 2018-04-08 | 2018-04-08 | A kind of electromagnetic pushing-type mold ejection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108356200A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973053A (en) * | 2018-08-10 | 2018-12-11 | 陆海斌 | A kind of toy case production automatic injection molding machine |
| CN109215474A (en) * | 2018-10-22 | 2019-01-15 | 广州小乙科技有限公司 | A kind of study mold based on the mobile upper mold of mutual expelling force |
| CN114632885A (en) * | 2022-05-22 | 2022-06-17 | 徐州市昌隆金属制品有限公司 | Metal plate stamping device |
-
2018
- 2018-04-08 CN CN201810307884.3A patent/CN108356200A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973053A (en) * | 2018-08-10 | 2018-12-11 | 陆海斌 | A kind of toy case production automatic injection molding machine |
| CN108973053B (en) * | 2018-08-10 | 2020-09-18 | 绍兴市楚邦注塑机械有限公司 | Automatic injection molding device is used in toy shell production |
| CN109215474A (en) * | 2018-10-22 | 2019-01-15 | 广州小乙科技有限公司 | A kind of study mold based on the mobile upper mold of mutual expelling force |
| CN114632885A (en) * | 2022-05-22 | 2022-06-17 | 徐州市昌隆金属制品有限公司 | Metal plate stamping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180803 |
|
| WW01 | Invention patent application withdrawn after publication |