CN203157034U - Injection mold with barb type parts - Google Patents
Injection mold with barb type parts Download PDFInfo
- Publication number
- CN203157034U CN203157034U CN 201320071834 CN201320071834U CN203157034U CN 203157034 U CN203157034 U CN 203157034U CN 201320071834 CN201320071834 CN 201320071834 CN 201320071834 U CN201320071834 U CN 201320071834U CN 203157034 U CN203157034 U CN 203157034U
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- core rod
- cover half
- barb
- half body
- injection mold
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Abstract
The utility model provides an injection mold with bard type parts, and belongs to the technical field of operation. The problem that the existing mold is complex in structure and low in production efficiency is solved. The injection mold with bard type parts comprises a fixed mold body and a fixed mold core fixed on the fixed mold body, wherein a movable mold core is sleeved out of the fixed mold core, and the movable mold core is provided with a barb type forming groove; a driving mechanism capable of driving the movable mold core to reciprocate is arranged between the movable mold core and the fixed mold body; the fixed mold body is provided with a first air inlet passage communicated with the space between the parts and the fixed mold core. The injection mold with bard type parts is simple in structure, low in cost and free from a sliding block. The de-molding is realized by forcibly topping the parts by using the compressed air, the de-molding by using the mode is high in production efficiency; compared with the traditional mold, the efficiency of producing parts by using the mold provided by the utility is improved by at least 50%.
Description
Technical field
The utility model belongs to the operation technique field, relates to a kind of mould, particularly a kind of injection mold with barb class part.
Background technology
Have the part of barb such as the part of fastening structure.Bung illustrated in figures 1 and 2 and for example, roughly in the form of annular discs, bung has to the barb that turns up; But this type of barb hook portion thickness is little.More about the injection mold pertinent literature with barb class part, as the interior outside barb demould of plastic mould mechanism [application number: 200920197594.4] of Chinese patent literature record and the mould [application number: 201120239054.5] of band side barb product etc.Hence one can see that at present for the part that makes moulding can be successfully the demoulding from the mould, all adopt slide block structure that hook portion is broken away from earlier, adopt the thimble demoulding again.Though adopt traditional moulds can realize the demoulding, exist the mould structure complexity, the problem that production efficiency is low.
Summary of the invention
The purpose of this utility model is to have the problems referred to above at existing technology, has proposed a kind of simple in structure and injection mold with barb class part that production efficiency is high.
The purpose of this utility model can realize by following technical proposal: a kind of injection mold with barb class part, comprise cover half body and the fixedly core rod that is fixed on the cover half body, and it is characterized in that described fixedly core rod overcoat is provided with movable core rod; Has the barb forming tank on the described movable core rod; Be provided with between described movable core rod and the cover half body and can drive the movable mold mandrel to reciprocating driving mechanism; Described cover half body is provided with can be with part and inlet channel one that fixedly space is connected between the core rod.
In this injection mould processing part, behind the forming parts, dynamic model is separated with cover half, control driving mechanism promotion activity core rod again to moving near the dynamic model direction, part is broken away from fixedly between core rod and assurance part and the core rod have certain spacing, as 5mm～15mm.To the inlet channel one interior compressed air that injects certain pressure, force part disengaging activity core rod at last.
In the above-mentioned injection mold with barb class part, described cover half body and fixedly have annular gathering sill between the core rod, the bottom of described movable core rod is embedded in the annular gathering sill.
In the above-mentioned injection mold with barb class part, have outer scalene cone on the described fixedly core rod lateral surface, have interior scalene cone corresponding with outer scalene cone and that can lean with outer scalene cone on the described movable mold in-core side.
In the above-mentioned injection mold with barb class part, described driving mechanism comprises back-moving spring and is arranged on the cover half body pneumatic actuation assembly that can lean with movable core rod end face, be equipped with release link on the described cover half body, an end of release link is connected with movable core rod; One end and the cover half body of back-moving spring lean, and the other end of back-moving spring and the other end of release link lean.
In the above-mentioned injection mold with barb class part, described pneumatic actuation assembly comprises the annular spacing groove that is positioned on the cover half body, be provided with elastic hollow in the described annular spacing groove and drive circle, described elastic hollow drives the air inlet pipe that is fixed with on the circle with intracavity inter-connection.
In the above-mentioned injection mold with barb class part, described pneumatic actuation assembly comprises the annular air reservoir that is positioned on the cover half body, and being provided with in the described annular air reservoir can be along annular air reservoir sidewall sealing ring in axial sliding; Have the inlet channel two that is connected with annular air reservoir bottom in the described cover half body.
In the above-mentioned injection mold with barb class part, described driving mechanism comprises several along the circumferential equally distributed cylinder of movable core rod, and the cylinder body of described cylinder is fixed on the cover half body, and piston rod is fixedlyed connected with movable core rod.
In the above-mentioned injection mold with barb class part, the outlet of described inlet channel one is positioned at fixedly on the outer scalene cone of core rod.
In the above-mentioned injection mold with barb class part, the outlet of described inlet channel one is positioned at fixedly on the core rod forming parts face, described exit be provided with can the shutoff outlet plug, described plug is fixedlyed connected with movable core rod.
Compared with prior art, the injection mold that originally has barb class part does not have structures such as slide block, have simple in structure, the advantage that production cost is low.This mould adopts compressed air by force part to be backed down the realization demoulding, adopts this mode demoulding to have advantage of high production efficiency.This mould is compared manufactured parts efficient and is improved 50% at least with traditional moulds.
Description of drawings
Fig. 1 is the perspective view of bung.
Fig. 2 is the sectional structure schematic diagram of bung.
Fig. 3 is the perspective view after originally having the injection mold moulding bung of barb class part and dividing mould.
Fig. 4 is the sectional structure schematic diagram of Fig. 3.
Fig. 5 is another visual angle sectional structure schematic diagram of Fig. 3.
Fig. 6 is the perspective view after the injection mold moulding bung that originally has a barb class part divides mould and promotion activity core rod.
Fig. 7 is the sectional structure schematic diagram of Fig. 6.
Fig. 8 is another visual angle sectional structure schematic diagram of Fig. 6.
Fig. 9 is the perspective view after originally having the injection mold moulding bung of barb class part and realizing the demoulding.
Among the figure, 1, the cover half body; 2, fixing core rod; 3, movable core rod; 4, barb forming tank; 5, inlet channel one; 6, annular gathering sill; 7, the face of cylinder; 8, outer scalene cone; 9, interior scalene cone; 10, back-moving spring; 11, release link; 12, the body of rod; 13, bolt; 14, the groove of stepping down; 15, annular air reservoir; 16, sealing ring; 17, inlet channel two; 18, part; 19, hook portion.
The specific embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Having barb class part 18 in the present embodiment is example with the bung.
Originally the injection mold that has a barb class part comprises cover half body 1, fixedly core rod 2, movable core rod 3 and driving mechanism.
Specifically, fixedly core rod 2 is fixed on the cover half body 1.As preferentially, fixedly core rod 2 is positioned on the center line of injection mold.Movable core rod 3 is set in fixedly core rod 2.Fixedly all have forming surface on core rod 2 and the movable core rod 3, and fixedly be continuous shape between core rod 2 forming surface and movable core rod 3 forming surface and become the forming surface corresponding with part 18.
Has barb forming tank 4 on the movable core rod 3; It is hook portion 19 moulding on movable core rod 3 of part 18.
Driving mechanism is arranged between movable core rod 3 and the cover half body 1, and it can driving activity core rod 3 axially reciprocatings, and part 18 and movable core rod 3 are synchronized with the movement, and realizes that part 18 breaks away from fixedly core rod 2; Movable core rod 3 is resetted, realize fixedly being continuous shape between core rod 2 forming surface and movable core rod 3 forming surface.Cover half body 1 is provided with can be with part 18 and inlet channel 1 that fixedly space is connected between the core rod 2.
For the stability that improves 3 motions of movable core rod and the movable core rod 3 after guaranteeing to reset with mobile before the uniformity of position, cover half body 1 and fixedly have annular gathering sill 6 between the core rod 2, the bottom of movable core rod 3 is embedded in the annular gathering sill 6.As prioritization scheme, fixedly core rod 2 lateral surfaces have the face of cylinder 7, and movable core rod 3 medial surfaces also have the face of cylinder 7, and movable core rod 3 faces of cylinder 7 rely on mutually with fixing core rod 2 faces of cylinder 7.Simultaneously, fixedly have outer scalene cone 8 on core rod 2 lateral surfaces, have interior scalene cone 9 corresponding with outer scalene cone 8 and that can lean with outer scalene cone 8 on movable core rod 3 medial surfaces.
Driving mechanism comprises back-moving spring 10 and is arranged on the cover half body 1 the pneumatic actuation assembly that can lean with movable core rod 3 end faces that be equipped with release link 11 on the cover half body 1, an end of release link 11 is connected with movable core rod 3; One end and the cover half body 1 of back-moving spring 10 lean, and the other end of the other end of back-moving spring 10 and release link 11 leans.More particularly, release link 11 comprises the body of rod 12 and the bolt 13 with annular bead, and the body of rod 12 passes cover half body 1, and bolt 13 passes flexible mould and is threaded with the body of rod 12; This structure makes things convenient for the installation of parts such as release link 11, spring.In order to make mould structure compacter, have the groove 14 of stepping down on the cover half body 1, this structure can shorten the length of release link 11, makes in the body of rod 12 position cover half bodies 1; One end of back-moving spring 10 is resisted against on the bottom surface of the groove 14 of stepping down, and the annular bead of the other end of back-moving spring 10 and the body of rod 12 leans.In order to improve the stability that movable core rod 3 resets, this driving mechanism comprises 3～8 groups of release links 11 and spring assembly; All release links 11 and spring assembly circumferentially evenly distribute along movable core rod 3.
The pneumatic actuation assembly comprises the annular air reservoir 15 that is positioned on the cover half body 1, and being provided with in the annular air reservoir 15 can be along annular air reservoir 15 sidewalls sealing ring 16 in axial sliding; Have the inlet channel 2 17 that is connected with annular air reservoir 15 bottoms in the cover half body 1.This structure can make movable core rod 3 evenly stressed, raising activity core rod 3 kinetic stability.The inlet channel 2 17 of this pneumatic actuation assembly is connected with compressed air reservoir, and during air feed, compressed air promotes sealing ring 16 and moves, and then 3 motions of promotion activity core rod in the annular air reservoir 15; When stopping in the annular air reservoir 15 behind the air feed, movable core rod 3 resets under back-moving spring 10 elastic force effects.
According to actual conditions, the pneumatic actuation assembly can adopt following scheme to replace: the pneumatic actuation assembly comprises the annular spacing groove that is positioned on the cover half body 1, be provided with elastic hollow in the annular spacing groove and drive circle, elastic hollow drives the air inlet pipe that is fixed with on the circle with intracavity inter-connection.
According to actual conditions, driving mechanism can adopt following scheme to replace: driving mechanism comprises several along movable core rod 3 circumferential equally distributed cylinders, and the cylinder body of described cylinder is fixed on the cover half body 1, and piston rod is fixedlyed connected with movable core rod 3.In order to improve movable core rod 3 kinetic stability, the quantity of cylinder is 3～8 and circumferentially evenly distributes along movable core rod 3.
Inlet channel 1 extends in the fixing core rod 2 and the outlets of inlet channel 1 are positioned at fixedly on the core rod 2 outer scalene cones 8.After driving mechanism promotion activity core rod 3 is mobile laterally, form the gap between interior scalene cone 9 and the outer scalene cone 8, and the fixing higher sealing of formation between core rod 2 faces of cylinder 7 and movable core rod 3 faces of cylinder 7 is avoided the compressed air leakage; Compressed air enters part 18 and the fixing chamber between the core rod 2 by above-mentioned gap thus.
According to actual conditions, the structure of inlet channel 1 can adopt following scheme to replace: the outlet of inlet channel 1 is positioned at fixedly on core rod 2 parts 18 forming surface, and the exit is provided with the plug that can shutoff exports, and plug is fixedlyed connected with movable core rod 3.Movable core rod 3 motions drive the connection of plug motion realization inlet channel 1 or end.
Claims (9)
1. injection mold with barb class part comprises cover half body (1) and is fixed on fixedly core rod (2) on the cover half body (1), it is characterized in that the outer movable mold core (3) that is arranged with of described fixedly core rod (2); Has barb forming tank (4) on the described movable core rod (3); Be provided with the driving mechanism of energy driving activity core rod (3) axially reciprocating between described movable core rod (3) and the cover half body (1); Described cover half body (1) is provided with can be with part (18) and inlet channel one (5) that fixedly space is connected between the core rod (2).
2. the injection mold with barb class part according to claim 1 is characterized in that, described cover half body (1) and fixedly have annular gathering sill (6) between the core rod (2), and the bottom of described movable core rod (3) is embedded in the annular gathering sill (6).
3. the injection mold with barb class part according to claim 1, it is characterized in that, have outer scalene cone (8) on described fixedly core rod (2) lateral surface, have interior scalene cone (9) corresponding with outer scalene cone (8) and that can lean with outer scalene cone (8) on described movable core rod (3) medial surface.
4. the injection mold with barb class part according to claim 1, it is characterized in that, described driving mechanism comprises back-moving spring (10) and is arranged on the cover half body (1) the pneumatic actuation assembly that can lean with movable core rod (3) end face, be equipped with release link (11) on the described cover half body (1), an end of release link (11) is connected with movable core rod (3); One end of back-moving spring (10) and cover half body (1) lean, and the other end of the other end of back-moving spring (10) and release link (11) leans.
5. the injection mold with barb class part according to claim 4, it is characterized in that, described pneumatic actuation assembly comprises the annular spacing groove that is positioned on the cover half body (1), be provided with elastic hollow in the described annular spacing groove and drive circle, described elastic hollow drives the air inlet pipe that is fixed with on the circle with intracavity inter-connection.
6. the injection mold with barb class part according to claim 4, it is characterized in that, described pneumatic actuation assembly comprises the annular air reservoir (15) that is positioned on the cover half body (1), and being provided with in the described annular air reservoir (15) can be along annular air reservoir (15) sidewall sealing ring (16) in axial sliding; Have the inlet channel two (17) that is connected with annular air reservoir (15) bottom in the described cover half body (1).
7. the injection mold with barb class part according to claim 1, it is characterized in that, described driving mechanism comprises several along the circumferential equally distributed cylinder of movable core rod (3), and the cylinder body of described cylinder is fixed on the cover half body (1), and piston rod is fixedlyed connected with movable core rod (3).
8. the injection mold with barb class part according to claim 1 is characterized in that, the outlet of described inlet channel one (5) is positioned at fixedly on the outer scalene cone of core rod (2) (8).
9. the injection mold with barb class part according to claim 1, it is characterized in that, the outlet of described inlet channel one (5) is positioned at fixedly on core rod (2) part (18) forming surface, described exit is provided with the plug of energy shutoff outlet, and described plug is fixedlyed connected with movable core rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320071834 CN203157034U (en) | 2013-01-31 | 2013-01-31 | Injection mold with barb type parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320071834 CN203157034U (en) | 2013-01-31 | 2013-01-31 | Injection mold with barb type parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203157034U true CN203157034U (en) | 2013-08-28 |
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ID=49018252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320071834 Expired - Fee Related CN203157034U (en) | 2013-01-31 | 2013-01-31 | Injection mold with barb type parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203157034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112128A (en) * | 2013-01-31 | 2013-05-22 | 台州市黄岩汉威塑料模具有限公司 | Injection molding mould provided with overhead hook type part |
-
2013
- 2013-01-31 CN CN 201320071834 patent/CN203157034U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112128A (en) * | 2013-01-31 | 2013-05-22 | 台州市黄岩汉威塑料模具有限公司 | Injection molding mould provided with overhead hook type part |
| CN103112128B (en) * | 2013-01-31 | 2016-06-08 | 台州市黄岩汉威塑料模具有限公司 | There is the injection mold of barb class part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20170131 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |