CN104416832B - Mould for manufacturing vacuum arc-extinguishing chamber seal by encapsulating compound injection process - Google Patents
Mould for manufacturing vacuum arc-extinguishing chamber seal by encapsulating compound injection process Download PDFInfo
- Publication number
- CN104416832B CN104416832B CN201310385263.4A CN201310385263A CN104416832B CN 104416832 B CN104416832 B CN 104416832B CN 201310385263 A CN201310385263 A CN 201310385263A CN 104416832 B CN104416832 B CN 104416832B
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- China
- Prior art keywords
- mould
- groove
- slide block
- front mould
- vacuum interrupter
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C45/401—Ejector pin constructions or mountings
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Switches (AREA)
Abstract
The invention discloses a mould for manufacturing a vacuum arc-extinguishing chamber seal by an encapsulating compound injection process. The mould comprises a rear mould and a front mould detachably connected to the rear mould, wherein a mold cavity is formed by the rear mould and the front mould; a first groove and a second groove are respectively formed in positions, close to the two ends of the mould cavity, in the mould; a first slide block is arranged in the first groove, and a second slide block is arranged in the second groove; installation holes are respectively formed on walls, corresponding to the first groove and the second groove, of the front mould; ejectors mechanisms are arranged in the installation holes; each ejector mechanism comprises an ejector pin and an elastic piece which is positioned at the rear end of the ejector pin and capable of applying elastic acting force to the ejector pin for extending the ejector pin to the first slide block or the second slide block. The mould for manufacturing the vacuum arc-extinguishing chamber seal by the encapsulating compound injection process disclosed by the invention can be used for preventing the vacuum arc-extinguishing chamber seal and the front mould from moving together during mould opening, and guaranteeing the quality of the encapsulated vacuum arc-extinguishing chamber seal.
Description
Technical field
The present invention relates to mould applications, more particularly to a kind of mould that vacuum interrupter encapsulating is manufactured for encapsulated injection technique
Tool.
Background technology
The encapsulated injection technique of vacuum interrupter is liquid silica gel to be sucked in the screw rod of vertical injection molding machine, is noted by screw rod
In being mapped to mold cavity, on vacuum interrupter of the liquid silica gel bag in mold cavity, finally by the vacuum interrupter after shaping
Encapsulating is taken out.
As shown in figure 1, after the mould for manufacturing vacuum interrupter encapsulating for encapsulated injection technique of the prior art includes
Mould 5 and front mould 6, when encapsulated injection is carried out to vacuum interrupter 10, can close complete to be formed in rear mold 5 by front mould 6
Die cavity 1；After the completion of vacuum interrupter 10 is encapsulated, front mould 6 can be removed to take out the encapsulated rear vacuum interrupter for being formed
Encapsulating.Vacuum interrupter 10 includes moving contact 1001 and static contact 1002, needs to be located at by means of slide block in encapsulated injection
The moving contact 1001 and static contact 1002 at its two ends is fixed.The fixed form is, mould adjacent to the two ends of die cavity 1 position
The first groove 2 and the second groove 3 are respectively provided with, the groove 3 of the first groove 2 and second is by front mould 6 and the common shape of rear mold 5
Into.First slide block 4 is installed in first groove 2, the second slide block 14 is installed in second groove 3, in matched moulds, the first slide block 4
It is filled in respectively in the first groove 2 and the second groove 3 with the second slide block 14, and sealing can be played a part of, prevents parenteral solution
Body flows out.
When using, the first slide block 4 and the second slide block 14 are respectively arranged in the first groove 2 and the second groove 3, then,
Vacuum interrupter moving contact 1001 and static contact 1002 are separately fixed on the slide block at the two ends of die cavity 1 by screw 11.Slide block 4
Outside is provided with mechanism for assembling-disassembling 12, and the end of mechanism for assembling-disassembling 12 is provided with handle 13, screw 11 can be revolved by the handle 13
Tight and release is encapsulated to fix vacuum interrupter 10 or to take out vacuum interrupter.
There is following defect in the mould for manufacturing vacuum interrupter encapsulating for encapsulated injection technique of the prior art：Opening
During mould, front mould 6 is removed, due to the effect of suction, it is encapsulated after vacuum interrupter 10 can together move with front mould 6, so as to lead
The moving contact 1001 and static contact 1002 for causing the two ends of vacuum interrupter 10 bends relative to the mid portion of vacuum interrupter 10, sternly
The quality of the encapsulated rear vacuum interrupter encapsulating for being formed is have impact on again.
The content of the invention
To solve the above problems, the present invention provides a kind of mould that vacuum interrupter encapsulating is manufactured for encapsulated injection technique
Tool, it is prevented from vacuum interrupter during die sinking and encapsulates with front mould movement so as to cause moving contact and static contact flexural deformation, protects
The quality of the vacuum interrupter encapsulating formed after card is encapsulated.
For achieving the above object, the present invention provides a kind of mould that vacuum interrupter encapsulating is manufactured for encapsulated injection technique
Tool, the mould includes rear mold and the front mould being detachably connected with the rear mold, and the rear mold and front mould form die cavity, the mould
The position at the neighbouring die cavity two ends is respectively arranged with the first groove and the second groove in tool, be provided with first groove for
First slide block of the moving contact of the fixation vacuum interrupter, is provided with for fixing the vacuum interrupter in second groove
Static contact the second slide block；The front mould is respectively arranged with peace on the wall corresponding to first groove and second groove
Dress hole, is provided with ejecting mechanism in the installing hole, the ejecting mechanism includes thimble and positioned at the thimble rear end and can
Apply elastic acting force to the thimble so that the thimble extend out to the elastic component of first slide block or the second slide block.
Preferably, the elastic component is helical spring.
Preferably, the thimble includes column, and the column is provided with flange in the centre position of its length direction,
The helical spring is sleeved on the column and is resisted against on the flange.
Preferably, the front mould includes the front mould body for directly contacting with the rear mold and positioned at the front mould body one
Side and the front mould top board being detachably connected with the front mould body formation, the installing hole is arranged on the front mould body and institute
State in front mould top board；It is straight less than the flange that the installing hole includes that aperture is more than the first hole section of the lip diameter and aperture
Footpath, the second hole section of first slide block or the second slide block is extend out to for the column.
The mould for manufacturing vacuum interrupter encapsulating for encapsulated injection technique of the present invention, arranges ejector on front mould
Structure, is withstood on slide block by the ejecting mechanism, and vacuum interrupter encapsulating when being prevented from die sinking is moved because of front model cavity suction,
Vacuum interrupter moving contact and static contact flexural deformation are prevented, the encapsulated rear vacuum interrupter encapsulating for being formed has been effectively ensured
Quality.When especially front mould is split-type structural, front mould body and front mould top board are detachably connected, and are easy to installing hole and thimble
The structure similar to cylinder body and piston rod is processed into, thimble deflection is effectively prevented, and then better ensures that vacuum interrupter is encapsulated
Quality.
Description of the drawings
Fig. 1 is the structural representation of the mould that vacuum interrupter encapsulating is manufactured for encapsulated injection technique of the prior art
Figure；
Fig. 2 is the knot of one embodiment of the mould that vacuum interrupter encapsulating is manufactured for encapsulated injection technique of the present invention
Structure schematic diagram；
Fig. 3 is the partial enlarged drawing of part A in Fig. 2.
Specific embodiment
Below, with reference to accompanying drawing, structure and operation principle of the invention etc. are further described.
As shown in Figure 2,3, the present invention is a kind of mould that vacuum interrupter encapsulating is manufactured for encapsulated injection technique, including
Rear mold 5 and the front mould 6 being detachably connected with rear mold 5, rear mold 5 and front mould 6 form die cavity 1, the position at the neighbouring two ends of die cavity 1 in mould
Put and be respectively arranged with the first groove 2 and the second groove 3, the moving contact for fixing vacuum interrupter is provided with the first groove 2
1001 the first slide block 4, is provided with the second slide block 14 for fixing the static contact 1002 of vacuum interrupter in the second groove 3.The
One slide block 4 and the second slide block 14 can play a part of fixed moving contact 1001, static contact 1002 as a part for mould, with
And die cavity 1 is sealed to prevent the effect of injecting fluid outflow.Front mould 6 is corresponding on the wall of the first groove 2 and the second groove 3 points
Installing hole 7 is not provided with, ejecting mechanism is provided with installing hole 7, ejecting mechanism includes thimble 8 and positioned at the rear end of thimble 8（Push up
The one end of pin away from rear mold 5）And elastic acting force can be applied to thimble 8 so that thimble 8 extend out to the first slide block 4 or the second
The elastic component of slide block 14.When using, the thimble 8 of the ejecting mechanism can be withstood on always on the first slide block 4 and the second slide block 14, so as to
Vacuum interrupter encapsulating movement is prevented from die sinking.
As shown in FIG., die cavity 1 is formed by front mould 6 and rear mold 5, in mould, is respectively provided with positioned at the position at the two ends of die cavity 1
There are the first groove 2 and the second groove 3, the groove 3 of the first groove 2 and second can house respectively the first slide block 4 and the second slide block 14,
And its movement is limited, then vacuum interrupter moving contact 1001 and static contact 1002 are separately fixed at by die cavity 1 by screw 11
On the slide block at two ends.In matched moulds or die sinking, screw 11 can be dismounted by means of the mechanism for assembling-disassembling 12 of side, mechanism for assembling-disassembling 12 1
End is provided with handle 13.
Elastic component can select conventional all multimodes, and as one kind preferably, the elastic component in the present invention is helical spring
9。
Helical spring 9 could be arranged to diameter of the diameter less than thimble 8, and it is right by the rear of the rear end of thimble 8 to be placed on
Thimble 8 applies elastic acting force.As one kind preferably, thimble 8 includes column 801, the interposition of the length direction of column 801
Put and be provided with flange 802, helical spring 9 is sleeved on column 801 and is resisted against on flange 802.This structure so that spiral
Spring 9 is stablized, and prevents thimble 8 from pushing up partially.
Front mould 6 can be integral type structure, and installing hole 7 is formed by opening up a blind hole on front mould 6.To limit ejector
The moving range of structure, prevents it from rocking, to be further ensured that thimble 8 can be slided just when stretching out to the first slide block 4 or second
Block 14, the front mould 6 in the present invention adopts dismountable split-type structural so that installing hole 7 is formed similar to cylinder with ejecting mechanism
The structure that body coordinates with piston rod.That is, front mould 6 includes the front mould body 601 for directly contacting with rear mold 5 and positioned at front mould body
601 sides and the front mould top board 602 being detachably connected with the formation of front mould body 601, installing hole 7 is arranged on front mould body 601
In front mould top board 602；Installing hole 7 includes being less than flange 802 with diameter greater than first hole section 701 and diameter of the diameter of flange 802
Diameter, the first slide block 4 is extend out to for column 801 or the second hole section 702 of the second slide block 14.The aperture of the first hole section 701
More than the diameter of flange 802 so that flange can be moved back and forth in the first hole section 701, the aperture of the second hole section 702 is less than flange 802
Diameter and more than the diameter of column 801, so that column 801 can stretch out from the second hole section 702.
To sum up, the mould for manufacturing vacuum interrupter encapsulating for encapsulated injection technique of the invention, by setting on front mould 6
Ejecting mechanism is put, vacuum interrupter 10 is moved because of the die cavity suction of front mould 6 when being prevented from die sinking, prevent vacuum interrupter dynamic tactile
1001 and the flexural deformation of static contact 1002, be effectively ensured it is encapsulated after the quality of vacuum interrupter encapsulating that formed.
Structure and the work for manufacturing the mould of vacuum interrupter encapsulating for encapsulated injection technique for the present invention above is former
The explanation of reason, but it will be appreciated by persons skilled in the art that under the teachings of the present invention, in the substantive situation without departing from the present invention
Under, various change and deformation can be put into practice, it each falls within protection scope of the present invention.
Claims (4)
1. it is a kind of for encapsulated injection technique manufacture vacuum interrupter encapsulating mould, the mould include rear mold and with it is described after
The front mould that mould is detachably connected, the rear mold and front mould form die cavity, the position point at the neighbouring die cavity two ends in the mould
It is not provided with the first groove and the second groove, the moving contact for fixing the vacuum interrupter is provided with first groove
First slide block, is provided with the second slide block for fixing the static contact of the vacuum interrupter in second groove；Its feature exists
In the front mould is respectively arranged with installing hole, the installing hole on the wall corresponding to first groove and second groove
In be provided with ejecting mechanism, the ejecting mechanism includes thimble and positioned at the thimble rear end and can apply bullet to the thimble
Property active force so that the thimble extend out to the elastic component of first slide block or the second slide block, the vacuum interrupter it is dynamic
The contact and static contact edge direction protrusion orthogonal with the die sinking direction of the front mould, first slide block and second cunning
Block has respectively the recess for fixing the moving contact and the static contact, die sinking direction and the elasticity of the front mould
The force direction of part is consistent, and first groove and second groove limit respectively first slide block and described second
The movement of slide block.
2. the mould that encapsulated injection technique manufactures vacuum interrupter encapsulating is used for as claimed in claim 1, it is characterised in that institute
Elastic component is stated for helical spring.
3. the mould that encapsulated injection technique manufactures vacuum interrupter encapsulating is used for as claimed in claim 2, it is characterised in that institute
Thimble is stated including column, the column is provided with flange, the helical spring suit in the centre position of its length direction
In the column and it is resisted against on the flange.
4. the mould that encapsulated injection technique manufactures vacuum interrupter encapsulating is used for as claimed in claim 3, it is characterised in that institute
State front mould include the front mould body that directly contacts with the rear mold and positioned at the front mould body side and with the front mould
Body forms the front mould top board being detachably connected, and the installing hole is arranged in the front mould body and the front mould top board；Institute
State installing hole including aperture more than the lip diameter the first hole section and aperture less than the lip diameter, for the column
Body extend out to the second hole section of first slide block or the second slide block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310385263.4A CN104416832B (en) | 2013-08-29 | 2013-08-29 | Mould for manufacturing vacuum arc-extinguishing chamber seal by encapsulating compound injection process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310385263.4A CN104416832B (en) | 2013-08-29 | 2013-08-29 | Mould for manufacturing vacuum arc-extinguishing chamber seal by encapsulating compound injection process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104416832A CN104416832A (en) | 2015-03-18 |
| CN104416832B true CN104416832B (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310385263.4A Active CN104416832B (en) | 2013-08-29 | 2013-08-29 | Mould for manufacturing vacuum arc-extinguishing chamber seal by encapsulating compound injection process |
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| Country | Link |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107756720B (en) * | 2016-08-18 | 2024-06-21 | 上海雷博司电气股份有限公司 | Four-plate die for vacuum arc-extinguishing chamber encapsulation |
| CN109675189A (en) * | 2018-12-12 | 2019-04-26 | 深圳先进技术研究院 | Neural stimulation electrodes, implant, silica gel packaging method and silica gel packaging equipment |
| US11318642B2 (en) | 2019-12-20 | 2022-05-03 | Eaton Intelligent Power Limited | Permeable wall encapsulation mold |
| CN110911337A (en) * | 2019-12-29 | 2020-03-24 | 太仓佳锐精密模具有限公司 | Material rack ejector rod for diode packaging |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1681063A (en) * | 2004-04-09 | 2005-10-12 | 厦门华电开关有限公司 | Method of disposable sealed silicon rubber insulating layer of vacuum arc chutes |
| CN102114687A (en) * | 2009-12-31 | 2011-07-06 | 华泰电子股份有限公司 | Molding device, method for forming sealing-adhesive body and molding method |
| CN203496220U (en) * | 2013-08-29 | 2014-03-26 | 上海雷博司电气股份有限公司 | Mold for manufacturing vacuum arc-extinguishing chamber envelopment in encapsulation injection technology |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09104038A (en) * | 1995-10-11 | 1997-04-22 | Sekisui Chem Co Ltd | Injection mold |
-
2013
- 2013-08-29 CN CN201310385263.4A patent/CN104416832B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1681063A (en) * | 2004-04-09 | 2005-10-12 | 厦门华电开关有限公司 | Method of disposable sealed silicon rubber insulating layer of vacuum arc chutes |
| CN102114687A (en) * | 2009-12-31 | 2011-07-06 | 华泰电子股份有限公司 | Molding device, method for forming sealing-adhesive body and molding method |
| CN203496220U (en) * | 2013-08-29 | 2014-03-26 | 上海雷博司电气股份有限公司 | Mold for manufacturing vacuum arc-extinguishing chamber envelopment in encapsulation injection technology |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104416832A (en) | 2015-03-18 |
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