CN211467328U - Cylinder body structure of valve needle cylinder - Google Patents
Cylinder body structure of valve needle cylinder Download PDFInfo
- Publication number
- CN211467328U CN211467328U CN201921822118.7U CN201921822118U CN211467328U CN 211467328 U CN211467328 U CN 211467328U CN 201921822118 U CN201921822118 U CN 201921822118U CN 211467328 U CN211467328 U CN 211467328U
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- CN
- China
- Prior art keywords
- cylinder block
- valve needle
- cylinder
- cylinder head
- fixed
- 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.)
- Expired - Fee Related
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a needle cylinder block structure, including cylinder block and cylinder head, the one end and the cylinder head fixed connection of cylinder block, cylinder block and the fixed seal groove that is equipped with of cylinder head cooperation hookup location department, the inside cooperation of seal groove is connected with the sealing washer, the other end of cylinder block is fixed and is equipped with valve needle sleeve gland, the fixed valve needle sleeve that is equipped with of one end of valve needle sleeve gland, the valve needle hole has been seted up at the middle part of valve needle sleeve, the valve pocket has been seted up to the inside of cylinder block, the beneficial effects of the utility model are that through the seal groove that is equipped with, the better cooperation of cylinder block and cylinder head of being convenient for is used, reduces the complexity of manufacturing procedure, raises the efficiency greatly, through the cylinder head that is equipped with the surface level and smooth and.
Description
Technical Field
The utility model relates to a cylinder body structure, in particular to needle cylinder body structure.
Background
In the technical field of hot runners, the valve needle type hot runner is widely applied to the advantages of material saving, attractive surface of a plastic part, tight internal quality, high strength and the like. With the continuous development of hot runner technology, valve pin type hot runner systems have been widely used in injection molding processes. The cylinder is used as a key component of the valve needle type hot runner system, and the optimal design of the structure directly influences the use effect of the hot runner system and the manufacturing cost of the hot runner system.
At present, the machining process is more complicated and seriously influences the machining efficiency in the cooperation of the cylinder and the cylinder cover, the strict technical tolerance required by the cooperation is not well mastered, the existing cylinder cover machining processes are more, and more materials are wasted while the efficiency is reduced, so that the valve needle cylinder body structure is provided.
Disclosure of Invention
An object of the utility model is to provide a needle cylinder block structure to the more loaded down with trivial details serious influence machining efficiency of manufacturing procedure on the cylinder that proposes in solving above-mentioned background art cooperates with the cylinder cover, and the cooperation is not mastered strictly technical tolerance, and the existing cylinder cover manufacturing procedure is many simultaneously, when reducing efficiency, the problem of extravagant more material.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a valve needle cylinder block structure, includes cylinder block and cylinder head, the one end and the cylinder head fixed connection of cylinder block, cylinder block and cylinder head cooperation hookup location department are fixed and are equipped with the seal groove, the inside cooperation of seal groove is connected with the sealing washer, the other end of cylinder block is fixed and is equipped with valve needle cover gland, the one end of valve needle cover gland is fixed and is equipped with the valve needle cover, the valve needle hole is seted up at the middle part of valve needle cover, the valve pocket has been seted up to the inside of cylinder block.
As an optimal technical scheme of the utility model, the fixed spacing hole that is equipped with a plurality of annular distributions of cylinder block one end terminal surface department, it is a plurality of spacing hole all is connected with the spacing post cooperation of sealing washer.
As an optimized technical scheme of the utility model, the central point of cylinder head puts the department and all offers the gas pocket with the central point of sealing washer puts the department.
As an optimized technical scheme of the utility model, the fixed a plurality of anomalous bosss and recesses that are equipped with of surface department of cylinder body.
As a preferred technical solution of the present invention, the cylinder head has a disc-shaped structure, and an outer surface of the cylinder head is smooth.
As an optimized technical scheme of the utility model, the outer lane diameter of sealing washer equals with the outer lane diameter of cylinder block body.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a needle cylinder block structure, through the seal groove that is equipped with, the better cooperation of cylinder block and cylinder head of being convenient for is used, reduces manufacturing procedure's complexity, raises the efficiency greatly, through the cylinder head that is equipped with the level and smooth and disc structure of surface, reduces manufacturing procedure and more economizes the material, reduces process time raise the efficiency simultaneously.
Drawings
FIG. 1 is a schematic front view of the present invention;
fig. 2 is a schematic diagram of the position structure of the sealing groove of the present invention.
In the figure: 1. a cylinder block; 2. a cylinder head; 3. a seal ring; 4. a boss; 5. a groove; 6. a valve cavity; 7. a valve needle sleeve gland; 8. a valve needle sleeve; 9. air holes; 10. a valve pin hole; 11. a limiting hole; 12. sealing the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-2, the utility model provides a needle cylinder block structure, including cylinder block 1 and cylinder head 2, the one end and the cylinder head 2 fixed connection of cylinder block 1, cylinder block 1 and the fixed seal groove 12 that is equipped with of 2 cooperation hookup locations departments of cylinder head, the inside cooperation of seal groove 12 is connected with sealing washer 3, the other end of cylinder block 1 is fixed and is equipped with needle cover gland 7, the one end of needle cover gland 7 is fixed and is equipped with needle cover 8, valve needle hole 10 is seted up at the middle part of needle cover 8, valve pocket 6 has been seted up to the inside of cylinder block 1.
Preferably, a plurality of limit holes 11 distributed annularly are fixedly arranged at the end face of one end of the cylinder body 1, the limit holes 11 are matched and connected with the limit columns of the sealing ring 3, so that better sealing is facilitated, the sealing ring 3 is prevented from falling off, meanwhile, the damaged sealing ring 3 is convenient to replace, the air holes 9 are formed in the center position of the cylinder cover 2 and the center position of the sealing ring 3, the air holes 9 are convenient for the exhaust of an internal valve body to ensure normal use, a plurality of irregular bosses 4 and grooves 5 are fixedly arranged on the outer surface of the cylinder body 1 to improve the structural strength and rigidity of the cylinder body 1, the cylinder cover 2 is of a disc-shaped structure, and the outer surface of the cylinder cover 2 is smooth, so that better production and manufacturing are facilitated, materials are saved, the efficiency is improved, the diameter of the outer ring of the sealing ring 3 is equal to that of the outer ring of the cylinder body 1, better sealing performance is facilitated, and air leakage at a side line is prevented.
When specifically using, the utility model relates to a needle cylinder block structure, install valve body and needle in the valve pocket 6 of cylinder block 1 inside, and be connected with the cooperation of the needle hole 10 that corresponds, form whole hot runner cylinder, be in the same place cylinder block 1 and the fixed welding of cylinder head 2 immediately, and at the fixed seal groove 12 that is equipped with of cylinder block 1 and the fixed hookup location department of cylinder head 2 cooperation, be connected seal ring 3 and the cooperation of seal groove 12 immediately, make a plurality of spacing holes 11 all be connected with the spacing post cooperation of seal ring 3, be convenient for better sealed, prevent that seal ring 3 from droing, cylinder head 2 adopts the disc structure simultaneously, and the surface of cylinder head 2 is level and smooth, be convenient for better production, reduce manufacturing procedure, save material and time, and the efficiency is improved.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a valve needle cylinder block structure, includes cylinder block (1) and cylinder head (2), its characterized in that, the one end and cylinder head (2) fixed connection of cylinder block (1), cylinder block (1) and cylinder head (2) cooperation hookup location department are fixed and are equipped with seal groove (12), the inside cooperation of seal groove (12) is connected with sealing washer (3), the other end of cylinder block (1) is fixed and is equipped with valve needle cover gland (7), the one end of valve needle cover gland (7) is fixed and is equipped with valve needle cover (8), valve needle hole (10) are seted up at the middle part of valve needle cover (8), valve pocket (6) have been seted up to the inside of cylinder block (1).
2. A valve needle cylinder block structure according to claim 1, characterized in that: the end face of one end of the cylinder body (1) is fixedly provided with a plurality of limit holes (11) distributed in an annular mode, and the limit holes (11) are connected with limit columns of the sealing rings (3) in a matched mode.
3. A valve needle cylinder block structure according to claim 1, characterized in that: air holes (9) are formed in the center of the cylinder cover (2) and the center of the sealing ring (3).
4. A valve needle cylinder block structure according to claim 1, characterized in that: the outer surface of the cylinder body (1) is fixedly provided with a plurality of irregular bosses (4) and grooves (5).
5. A valve needle cylinder block structure according to claim 1, characterized in that: the cylinder head (2) is of a disc-shaped structure, and the outer surface of the cylinder head (2) is smooth.
6. A valve needle cylinder block structure according to claim 1, characterized in that: the diameter of the outer ring of the sealing ring (3) is equal to that of the outer ring of the cylinder body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921822118.7U CN211467328U (en) | 2019-10-28 | 2019-10-28 | Cylinder body structure of valve needle cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921822118.7U CN211467328U (en) | 2019-10-28 | 2019-10-28 | Cylinder body structure of valve needle cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211467328U true CN211467328U (en) | 2020-09-11 |
Family
ID=72366556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921822118.7U Expired - Fee Related CN211467328U (en) | 2019-10-28 | 2019-10-28 | Cylinder body structure of valve needle cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211467328U (en) |
-
2019
- 2019-10-28 CN CN201921822118.7U patent/CN211467328U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200911 Termination date: 20211028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |