CN203863943U - Air cylinder device for hot runner system - Google Patents
Air cylinder device for hot runner system Download PDFInfo
- Publication number
- CN203863943U CN203863943U CN201420310679.XU CN201420310679U CN203863943U CN 203863943 U CN203863943 U CN 203863943U CN 201420310679 U CN201420310679 U CN 201420310679U CN 203863943 U CN203863943 U CN 203863943U
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- CN
- China
- Prior art keywords
- needle
- air cylinder
- cylinder body
- piston
- cover plate
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- 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.)
- Expired - Fee Related
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an air cylinder device for a hot runner system. The air cylinder device comprises an air cylinder body (21) and a piston (22), the piston is arranged in the air cylinder body (21) and provided with a valve needle (4), the air cylinder body (21) is arranged in a mold cover plate (1), the mold cover plate (1) is provided with two air inlets which are communicated with an air flow passage of the air cylinder, a manifold (3) is arrange below the air cylinder body (21), a nozzle (5) is arranged below the manifold (3), the valve needle (4) is fixed on the piston (22) via a valve needle coupler (23), a valve needle guide sleeve (6) is arranged on the manifold (3), and the valve needle (4) is penetratingly arranged in the nozzle (5) via the valve needle guide sleeve (6). The air cylinder device for the hot runner system is reasonable in structure and convenient in mounting of the valve needle, and the mold cover plates can be detached by removing the valve needle without heating a hot runner passage during mold maintenance.
Description
Technical field
the utility model belongs to cylinder technical field, is specifically related to a kind of air cylinder device for TOP-TIP.
Background technology
hot runner Technology is a kind of advanced technology that is applied to plastics injection mould flow passage system, it is a focus direction of injection molding technological development, in order to obtain better cast gate quality and better product, often select the TOP-TIP of needle valve, cylinder is current the most frequently used needle drive unit.The embedded cylinder of current template is very inconvenient when safeguarding mold attaching/detaching cover plate.Because the plastics of TOP-TIP inside are in solid-state during normal temperature, needle is wrapped in solid-state plastics, therefore hot flow path heat temperature raising could need to be pulled out needle from nozzle.While safeguarding mold attaching/detaching cover plate, first needle to be removed, then die cover plate could be removed.The embedded cylinder of current template generally has independent cylinder cover, and cylinder cover size is large, makes cylinder take larger space.
Summary of the invention
based on the problems referred to above, the utility model object is to provide a kind of air cylinder device for TOP-TIP, cylinder body is fixed on die cover plate, do not need independent cylinder head, needle is easy for installation, and when mould is safeguarded, do not need hot flow path to heat up needle is removed and just die cover plate can be disassembled.
in order to solve these problems of the prior art, the technical scheme that the utility model provides is:
a kind of air cylinder device for TOP-TIP, it comprises cylinder body and is arranged on the piston in described cylinder body, on described piston with needle, it is characterized in that: described cylinder body is arranged in die cover plate, described die cover plate arranges two air inlets, described two air inlets are connected with the gas channel of described cylinder respectively, the below of described cylinder body arranges flow distribution plate, the below of described flow distribution plate arranges nozzle, described needle is fixed on described piston by needle coupling, described flow distribution plate is provided with needle guide pin bushing, described needle is in needle guide pin bushing is located in described nozzle.
further, described cylinder body is screwed on described die cover plate, and described cylinder body and described die cover plate junction are provided with the first sealing ring.
further, the axle center of described piston is provided with needle coupling, and the top of described piston arranges needle coupling retainer ring, and described needle coupling is fixed on described needle coupling retainer ring by jump ring.
further, described needle is fixed on described needle coupling by hanging platform, and the top of described needle coupling is provided with needle plug, and described needle plug is fixed on described needle coupling by pin.
further, described piston and described cylinder body junction are provided with the second sealing ring, and described piston and affiliated needle retainer ring junction are provided with the 3rd sealing ring.
further, described needle coupling and described needle coupling retainer ring junction are provided with the 4th sealing ring, and described needle coupling and described needle plug junction are provided with the 5th sealing ring.
with respect to scheme of the prior art, the utility model has the advantages that:
1. adopt technical solutions of the utility model, cylinder body is fixed in die cover plate, do not need independent cylinder cover, cylinder block is less, make the combination of cylinder and TOP-TIP tightr, when mould is safeguarded, do not need hot flow path to heat up needle is removed and just die cover plate can be disassembled;
2. adopt the technical solution of the utility model, needle installation and removal is convenient, enhances productivity.
Accompanying drawing explanation
in order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
fig. 1 is a kind of structural representation for TOP-TIP air cylinder device embodiment of the utility model;
fig. 2 is a kind of structural representation for TOP-TIP air cylinder device cylinder of the utility model;
wherein: 1, die cover plate; 2, cylinder; 21, cylinder body; 22, piston; 23, needle coupling; 24, needle coupling retainer ring; 25, jump ring; 26, needle plug; 27, pin; 28a, the first sealing ring; 28b, the second sealing ring; 28c, the 3rd sealing ring; 28d, the 4th sealing ring; 28e, the 5th sealing ring; 3, flow distribution plate; 4, needle; 5, nozzle; 6, needle guide pin bushing; 7, screw.
The specific embodiment
below in conjunction with specific embodiment, such scheme is described further.Should be understood that these embodiment are not limited to limit scope of the present utility model for the utility model is described.The implementation condition adopting in embodiment can be done further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in normal experiment.
referring to Fig. 1, a kind of air cylinder device for TOP-TIP of the utility model, wherein cylinder does not have independent cylinder cover, and cylinder body is screwed on die cover plate 1, arranges and is convenient to when mould is safeguarded, cylinder be removed like this; This device comprises cylinder 2, die cover plate 1, flow distribution plate 3 and nozzle 5, cylinder 2 comprises cylinder body 21 and is arranged on the piston 22 in cylinder body 21, cylinder body 21 is arranged in die cover plate 1, one side of die cover plate 1 is provided with two air inlets, be connected with the gas channel of cylinder 2 respectively, the below of cylinder body 21 arranges flow distribution plate 3, the below of flow distribution plate 3 is provided with nozzle 5, needle 4 is fixed on piston 22 by needle coupling 23, on flow distribution plate 3, be also provided with needle guide pin bushing 6, needle 4 is in needle guide pin bushing 6 is located in nozzle 5.
referring to Fig. 2, cylinder 2 comprises cylinder body 21 and is arranged on the piston 22 in cylinder body 21, cylinder body 21 is fixed on die cover plate 1 by screw 7, cylinder body 21 is provided with the first sealing ring 28a with the junction of die cover plate 1, arranging of the first sealing ring 28a can improve steadiness between cylinder body 21 and die cover plate 1, the axle center of piston 22 is provided with needle coupling 23, the top of piston 22 is provided with needle coupling retainer ring 24, needle coupling 23 is fixed on needle coupling retainer ring 24 by jump ring 25, the flange of needle coupling 23 is connected as a whole by piston 22 with needle coupling retainer ring 24, needle 4 is fixed on needle coupling 23 by hanging platform, then needle plug 26 is filled in above needle coupling 23, needle 4 is fixing, and needle plug 26 is fixed on needle coupling 23 by pin 27.Carrying out mould while safeguarding like this, the screw 7 of dismantling can be removed cylinder body 21, take off jump ring 25, and needle coupling 23 and needle 4 just can disengagings from cylinder 2 separately, facilitates the installation and removal of die cover plate 1 and needle 4.
sealing in order to ensure cylinder, piston 22 is provided with the second sealing ring 28b with cylinder body 21 junctions, piston 22 is provided with the 3rd sealing ring 28c with needle coupling retainer ring 24 junctions, needle coupling 23 is provided with the 4th sealing ring 28d with needle coupling retainer ring 24 junctions, needle coupling 23 is provided with the 5th sealing ring 28e with needle plug 26 junctions, sealing ring be arranged so that cylinder 2 sealings are good, can make to connect between each parts tightr simultaneously.
in sum, with respect to scheme of the prior art, the utility model has the advantages that: (1) adopts technical solutions of the utility model, cylinder body is fixed in die cover plate, do not need independent cylinder cover, cylinder block is less, makes the combination of cylinder and TOP-TIP tightr, when mould is safeguarded, do not need hot flow path to heat up needle is removed and just die cover plate can be disassembled; (2) adopt the technical solution of the utility model, needle installation and removal is convenient, enhances productivity.
above-mentioned example is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalent transformations of doing according to the utility model Spirit Essence or modification, within all should being encompassed in protection domain of the present utility model.
Claims (6)
1. the air cylinder device for TOP-TIP, it comprises cylinder body (21) and is arranged on the piston (22) in described cylinder body (21), described piston (22) is upper with needle (4), it is characterized in that: described cylinder body (21) is arranged in die cover plate (1), described die cover plate (1) arranges two air inlets, described two air inlets are connected with the gas channel of cylinder respectively, the below of described cylinder body (21) arranges flow distribution plate (3), the below of described flow distribution plate (3) arranges nozzle (5), described needle (4) is fixed on described piston (22) by needle coupling (23), on described flow distribution plate, (3) are provided with needle guide pin bushing (6), described needle (4) is located in (5) in described nozzle through needle guide pin bushing (6).
2. the air cylinder device for TOP-TIP according to claim 1, it is characterized in that: it is upper that described cylinder body (21) is fixed on described die cover plate (1) by screw (7), and described cylinder body (21) is provided with the first sealing ring (28a) with described die cover plate (1) junction.
3. the air cylinder device for TOP-TIP according to claim 2, it is characterized in that: the axle center of described piston (22) is provided with needle coupling (23), the top of described piston (22) arranges needle coupling retainer ring (24), and described needle coupling (23) is fixed on described needle coupling retainer ring (24) by jump ring (25).
4. the air cylinder device for TOP-TIP according to claim 3, it is characterized in that: described needle (4) is fixed on described needle coupling (23) by hanging platform, the top of described needle coupling (23) is provided with needle plug (26), and described needle plug (26) is fixed on described needle coupling (23) by pin (27).
5. the air cylinder device for TOP-TIP according to claim 4, it is characterized in that: described piston (22) is provided with the second sealing ring (28b) with described cylinder body (21) junction, described piston (22) is provided with the 3rd sealing ring (28c) with affiliated needle retainer ring (24) junction.
6. the air cylinder device for TOP-TIP according to claim 5, it is characterized in that: described needle coupling (23) is provided with the 4th sealing ring (28d) with described needle coupling retainer ring (24) junction, described needle coupling (23) is provided with the 5th sealing ring (28e) with described needle plug (26) junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420310679.XU CN203863943U (en) | 2014-06-12 | 2014-06-12 | Air cylinder device for hot runner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420310679.XU CN203863943U (en) | 2014-06-12 | 2014-06-12 | Air cylinder device for hot runner system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203863943U true CN203863943U (en) | 2014-10-08 |
Family
ID=51644926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420310679.XU Expired - Fee Related CN203863943U (en) | 2014-06-12 | 2014-06-12 | Air cylinder device for hot runner system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203863943U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050791A (en) * | 2016-07-27 | 2016-10-26 | 苏州好特斯模具有限公司 | Piston assembly with valve needle positioning function |
| CN108908860A (en) * | 2018-06-30 | 2018-11-30 | 深圳市麦士德福科技股份有限公司 | A kind of mold for injection molding thermoset plastics |
-
2014
- 2014-06-12 CN CN201420310679.XU patent/CN203863943U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050791A (en) * | 2016-07-27 | 2016-10-26 | 苏州好特斯模具有限公司 | Piston assembly with valve needle positioning function |
| CN108908860A (en) * | 2018-06-30 | 2018-11-30 | 深圳市麦士德福科技股份有限公司 | A kind of mold for injection molding thermoset plastics |
| CN108908860B (en) * | 2018-06-30 | 2024-07-12 | 深圳市麦士德福科技股份有限公司 | A mould for moulding plastics thermosetting plastics |
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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: 20141008 Termination date: 20180612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |