CN215661591U - Fixing structure of valve needle - Google Patents
Fixing structure of valve needle Download PDFInfo
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- CN215661591U CN215661591U CN202120716009.8U CN202120716009U CN215661591U CN 215661591 U CN215661591 U CN 215661591U CN 202120716009 U CN202120716009 U CN 202120716009U CN 215661591 U CN215661591 U CN 215661591U
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Abstract
The utility model discloses a fixing structure of a valve needle. The utility model provides a fixing structure of a valve needle, which comprises a base, wherein a rotating hole is formed in the middle of the upper surface of the base, a ball is rotatably connected to the inner surface of the rotating hole, the base is rotatably connected with a rotating rod through the ball, a rotating plate is fixedly installed at the top of the rotating rod, a connecting hole is formed in the middle of the rotating plate, and a moving area is formed in the upper surface of the rotating plate. Through the fixed block that sets up, the fixed slot, diffuser plate and side pin can make the fixed of needle more firm, when rotating the needle, at first make the screw thread and the inside connection of spread groove of its bottom, when the screw thread was screwed up completely, make needle and dwang and commentaries on classics board be a whole, then rotate the needle once more, can drive whole activity, inside messenger's fixed block entered into the fixed slot, through the joint of fixed block and fixed slot, can make its installation more fixed.
Description
Technical Field
The utility model relates to the technical field of valve needle fixing, in particular to a valve needle fixing structure.
Background
Hot runners are a collection of heating assemblies used in injection molds to inject molten plastic into the cavity of the mold. The hot runner system generally comprises a hot nozzle, a splitter plate, a temperature control box, accessories and the like, wherein the form of the hot nozzle directly determines the selection of the hot runner system and the manufacture of a mold, so that the hot runner system is divided into an open type hot runner system and a valve pin type hot runner system correspondingly.
Including needle mounting structure, the mounting structure who uses at present only fixes in the bottom of needle in valve needle hot runner system, and this kind of fixed mode can be because of the bottom is firm inadequately, and leads to its overall stability relatively poor, can lead to needle fracture and needle card to die to wait the trouble seriously.
To this end, we propose a fixing structure of the valve needle to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a fixing structure of a valve needle.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a fixed knot of needle constructs, the on-line screen storage device comprises a base, the rotation hole has been seted up at the upper surface middle part of base, it is connected with the ball to rotate downthehole side surface rotation, the base rotates through the ball and is connected with the dwang, dwang top fixed mounting has the commentaries on classics board, the connecting hole has been seted up at the middle part of commentaries on classics board, the upper surface of commentaries on classics board has seted up the removal district, the inside rotation in removal district is connected with the rotary rod, rotary rod top fixed mounting has the gag lever post, gag lever post top fixed mounting has the side pin, the side swing joint of gag lever post has the diffuser plate, the inboard fixed mounting of diffuser plate has the fixed block, the movable groove has been seted up to the diffuser plate side, the spread groove has been seted up on the upper portion of dwang, the inside demountable installation of spread groove has the needle, the fixed slot has been seted up to needle lower part side.
Preferably, the diameter of base is greater than the diameter of commentaries on classics board, the total diameter of ball and dwang and the diameter phase-match in rotation hole, the diameter of connecting hole and the diameter phase-match of dwang.
Preferably, the depth of the moving area is smaller than the thickness of the rotating plate, the width of the moving area is matched with the diameter of the rotating rod, the depth of the moving area is smaller than the length of the rotating rod, and the number of the moving areas and the number of the rotating rods are six.
Preferably, the thickness of the limiting rod is matched with that of the movable groove, and the number of the diffusion plates and the limiting rods is six.
Preferably, the diameter of the connecting groove is matched with that of the valve needle, and the size of the fixing block is matched with that of the fixing groove.
Preferably, the depth of the connecting groove is smaller than the length of the rotating rod, and the depth of the rotating hole is smaller than the thickness of the base.
Preferably, the side stop levers are arc-shaped, six in number and distributed in a circle.
Compared with the prior art, the utility model has the beneficial effects that:
1. through the fixed block that sets up, the fixed slot, diffuser plate and side pin can make the fixed of needle more firm, when rotating the needle, at first make the screw thread and the inside connection of spread groove of its bottom, when the screw thread was screwed up completely, make needle and dwang and commentaries on classics board be a whole, then rotate the needle once more, can drive whole activity, inside messenger's fixed block entered into the fixed slot, through the joint of fixed block and fixed slot, can make its installation more fixed.
2. Through the ball that sets up, the dwang, change the board, diffuser plate and rotary rod, more laminate when making each position activity, the connectivity is stronger, at first when changeing the board activity, can drive the inside rotary rod in removal district and move about, the removal through the rotary rod can make the gag lever post move at the activity inslot portion, the gag lever post drives the activity of side pin, inside the diffuser plate is laminated to the inboard surface that makes the side pin, then the diffuser plate can contract to inside, thereby make each position laminating closely, the connectivity is stronger.
Drawings
Fig. 1 is a disassembled structural view of a fixing structure of a valve needle according to the present invention;
FIG. 2 is a schematic view of the overall structure;
FIG. 3 is a schematic view of the lower structure;
fig. 4 is a partially disassembled structure diagram.
In the figure: 1. a base; 2. rotating the hole; 3. a ball bearing; 4. rotating the rod; 5. rotating the plate; 6. connecting holes; 7. a moving area; 8. rotating the rod; 9. a limiting rod; 10. a side bar; 11. a diffusion plate; 12. a movable groove; 13. a fixed block; 14. connecting grooves; 15. a valve needle; 16. and fixing the grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a fixing structure of a valve needle comprises a base 1, the base 1 is a bottom supporting device, a rotating hole 2 is formed in the middle of the upper surface of the base 1, a rotating rod 4 is installed inside the rotating hole 2, a rolling ball 3 is rotatably connected to the inner side surface of the rotating hole 2, the rolling ball 3 is attached to the inner side of the rotating hole 2 to rotate, the rolling ball 3 enables the rotating rod 4 to rotate conveniently, the base 1 is rotatably connected with the rotating rod 4 through the rolling ball 3, a rotating plate 5 is fixedly installed on the top of the rotating rod 4, when the rotating plate 5 moves, the rotating rod 8 inside a moving area 7 is driven to move, the limiting rod 9 can be moved inside the movable groove 12 through the movement of the rotating rod 8, the limiting rod 9 drives the side blocking rod 10 to move, the inner side surface of the side blocking rod 10 is attached to the inner side of the diffusion plate 11, then the diffusion plate 11 can be shrunk inwards, and the inner side fixing block 13 is moved inwards.
Connecting hole 6 has been seted up at the middle part of changeing board 5, and changeing the upper surface of board 5 and having seted up removal district 7, and the inside rotation in removal district 7 is connected with rotary rod 8, and 8 top fixed mounting of rotary rod have gag lever post 9, and 9 top fixed mounting of gag lever post have side pin 10, and the side swing joint of gag lever post 9 has diffuser plate 11, and 11 inboard fixed mountings of diffuser plate have fixed block 13, and movable groove 12 has been seted up to the diffuser plate 11 side.
Connecting groove 14 has been seted up on the upper portion of dwang 4, inside demountable installation of connecting groove 14 has needle 15, fixed slot 16 has been seted up to needle 15 lower part side, when needle 15 and connecting groove 14 are connected, when rotating needle 15, at first make the screw thread of its bottom and the inside connection of connecting groove 14, when the screw thread is screwed up completely, needle 15 and dwang 4 and commentaries on classics board 5 are a whole, then rotate needle 15 once more, can drive whole activity, make fixed block 13 enter into inside fixed slot 16, make its installation more fixed.
The diameter of the base 1 is larger than that of the rotating plate 5, the total diameter of the rolling balls 3 and the rotating rod 4 is matched with that of the rotating hole 2, so that the rotating rod 4 can conveniently rotate in the rotating hole 2, the diameter of the connecting hole 6 is matched with that of the rotating rod 4,
the depth of the moving area 7 is smaller than the thickness of the rotating plate 5, the width of the moving area 7 is matched with the diameter of the rotating rod 8, the depth of the moving area 7 is smaller than the length of the rotating rod 8, the number of the moving areas 7 and the number of the rotating rods 8 are six, the thickness of the limiting rod 9 is matched with the thickness of the movable groove 12, and the number of the diffusion plates 11 and the limiting rods 9 is six.
The diameter of connecting groove 14 and the diameter phase-match of needle 15, the size of fixed block 13 and the size phase-match of fixed slot 16, the degree of depth of connecting groove 14 is less than the length of dwang 4, and the degree of depth of rotating hole 2 is less than the thickness of base 1, and the shape of side fender pole 10 is the arc, and quantity be six, be circular distribution.
The working principle is as follows: in the present invention, the needle 15 is first placed inside the coupling groove 14, and then the needle 15 is rotated to couple the screw thread of the bottom thereof with the inside of the coupling groove 14, when the thread is completely screwed, the valve needle 15, the rotating plate 5 and the rotating rod 4 are integrated, when the valve needle 15 is rotated again, the rotating plate 5 is driven to rotate, the rotating plate 5 drives the rotating rod 8 in the moving area 7 to move, the limiting rod 9 can move in the movable groove 12 through the movement of the rotating rod 8, the limiting rod 9 drives the side blocking rod 10 to move, the inner side surface of the side blocking rod 10 is attached to the diffusion plate 11, then the diffusion plate 11 will contract inwards, so that the fixing block 13 inside will move inwards, the fixing block 13 will enter into the fixing groove 16, the valve needle 15 is connected and reinforced, the purpose of more stability is achieved finally, and the problem that the overall stability of a common fixing mode is poor is solved.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Claims (7)
1. The utility model provides a fixed knot of needle constructs, includes base (1), its characterized in that, rotation hole (2) have been seted up at the upper surface middle part of base (1), the inboard surface of rotation hole (2) is rotated and is connected with ball (3), base (1) is rotated through ball (3) and is connected with dwang (4), dwang (4) top fixed mounting has commentaries on classics board (5), connecting hole (6) have been seted up at the middle part of commentaries on classics board (5), the upper surface of commentaries on classics board (5) has been seted up and has been moved district (7), it is connected with rotary rod (8) to move the inside rotation of district (7), rotary rod (8) top fixed mounting has gag lever post (9), gag lever post (9) top fixed mounting has side pin (10), the side swing joint of gag lever post (9) has diffuser plate (11), diffuser plate (11) inboard fixed mounting has fixed block (13), activity groove (12) have been seted up to diffuser plate (11) side, spread groove (14) have been seted up on the upper portion of dwang (4), inside demountable installation of spread groove (14) has needle (15), fixed slot (16) have been seted up to needle (15) lower part side.
2. A fixing structure of a valve needle according to claim 1, characterized in that the diameter of the base (1) is larger than that of the rotating plate (5), the total diameter of the ball (3) and the rotating rod (4) is matched with the diameter of the rotating hole (2), and the diameter of the connecting hole (6) is matched with the diameter of the rotating rod (4).
3. A valve needle fixing structure according to claim 1, characterized in that the depth of the moving area (7) is smaller than the thickness of the rotating plate (5), the width of the moving area (7) is matched with the diameter of the rotating rod (8), the depth of the moving area (7) is smaller than the length of the rotating rod (8), and the number of the moving area (7) and the number of the rotating rod (8) are six.
4. A valve needle fixing structure as claimed in claim 1, wherein the thickness of the limiting rod (9) is matched with the thickness of the movable groove (12), and the number of the diffusion plate (11) and the limiting rod (9) is six.
5. A needle fixing structure according to claim 1, wherein the diameter of the connecting groove (14) is matched with the diameter of the needle (15), and the size of the fixing block (13) is matched with the size of the fixing groove (16).
6. A fixing structure of a valve needle according to claim 1, characterized in that the depth of the connecting groove (14) is smaller than the length of the rotating rod (4), and the depth of the rotating hole (2) is smaller than the thickness of the base (1).
7. A needle fixing structure as claimed in claim 1, wherein the side bars (10) are arc-shaped, six in number and distributed in a circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120716009.8U CN215661591U (en) | 2021-04-08 | 2021-04-08 | Fixing structure of valve needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120716009.8U CN215661591U (en) | 2021-04-08 | 2021-04-08 | Fixing structure of valve needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215661591U true CN215661591U (en) | 2022-01-28 |
Family
ID=79970152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120716009.8U Active CN215661591U (en) | 2021-04-08 | 2021-04-08 | Fixing structure of valve needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215661591U (en) |
-
2021
- 2021-04-08 CN CN202120716009.8U patent/CN215661591U/en active Active
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