CN213825643U - High-speed fluid injection valve - Google Patents
High-speed fluid injection valve Download PDFInfo
- Publication number
- CN213825643U CN213825643U CN202022698630.4U CN202022698630U CN213825643U CN 213825643 U CN213825643 U CN 213825643U CN 202022698630 U CN202022698630 U CN 202022698630U CN 213825643 U CN213825643 U CN 213825643U
- Authority
- CN
- China
- Prior art keywords
- valve body
- convex strip
- firing pin
- rod
- accommodating cavity
- 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.)
- Active
Links
Images
Landscapes
- Coating Apparatus (AREA)
Abstract
The utility model discloses a high-speed fluid injection valve, which comprises a valve body with a holding cavity, a pressure rod, a swinging rod, a firing pin and a glue feeding mechanism, wherein the glue feeding mechanism is arranged on the lower end surface of the valve body; the rotary adjusting component is mounted at the upper part of the valve body, a hanging rack is arranged in the accommodating cavity of the valve body, a first groove and a lower convex strip are respectively arranged on the upper surface and the lower surface of the accommodating cavity of the valve body, an upper convex strip is arranged on the upper surface of the left end of the compression bar, and a first spring is arranged between the lower surface of the right end of the compression bar and the hanging rack; and a front baffle and a rear baffle are respectively arranged on the front side and the rear side of the joint of the lower end of the piezoelectric ceramic stack column body and the positioning convex strip of the oscillating rod. The utility model discloses can realize the accurate adjustment of strikeing the needle position and do not rely on people's experience to make the clearance between firing pin and the nozzle remain unanimous throughout, and then improve the precision and the uniformity of gluing.
Description
Technical Field
The utility model relates to an equipment field is glued to the point, especially relates to a high-speed fluid injection valve.
Background
The piezoelectric injection dispensing valve is widely applied to the field of electronic packaging, non-contact injection of glue can be realized by adopting piezoelectric injection dispensing, non-contact work can be realized, and meanwhile, the piezoelectric injection dispensing valve is high in efficiency and precision. Although piezo jet dispensing has many advantages, there are still disadvantages in application.
In order to adapt to high-precision dispensing, the relative position between the nozzle and the firing pin needs to be strictly controlled in the assembly process of the piezoelectric injection valve, in the prior art, the position between the nozzle and the firing pin is mainly adjusted in a manual mode, but the requirement on the experience of personnel is high, and the position of the nozzle and the firing pin is easily deviated to a certain extent in each reloading process through manual adjustment, so that the consistency of products is affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-speed fluid injection valve, this high-speed fluid injection valve can realize the accurate adjustment of firing pin position and do not rely on people's experience to make the clearance between firing pin and the nozzle remain unanimous throughout, and then improve the precision and the uniformity of gluing.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a high-speed fluid injection valve comprises a valve body with an accommodating cavity, a pressure lever, a swinging lever, a firing pin and a glue feeding mechanism, wherein the glue feeding mechanism is arranged on the lower end surface of the valve body;
the rotary adjusting component is mounted at the upper part of the valve body, a hanging rack is arranged in the accommodating cavity of the valve body, a first groove and a lower convex strip are respectively arranged on the upper surface and the lower surface of the accommodating cavity of the valve body, an upper convex strip is arranged on the upper surface of the left end of the compression bar, and a first spring is arranged between the lower surface of the right end of the compression bar and the hanging rack;
the lower end of the rotary adjusting assembly is in contact with the upper surface of the right end of the pressing rod, and when the lower end of the rotary adjusting assembly moves up and down, the upper convex strip of the pressing rod can rotate around the first groove in the accommodating cavity;
the lower surface of the left end of the swinging rod is provided with a second groove for the lower convex strip to be embedded in, a supporting spring is arranged between the lower surface of the middle part of the swinging rod and the bottom of the accommodating cavity, one side of the upper surface of the swinging rod, which is close to the left end of the swinging rod, is provided with a positioning convex strip, and the lower surface of the right end of the swinging rod is connected with the firing pin;
the piezoelectric ceramic stack column is positioned between the pressure rod and the oscillating rod and is close to one side of the left end, the upper end of the piezoelectric ceramic stack column is contacted with the pressure rod close to the left end of the pressure rod, and the groove on the lower end surface of the piezoelectric ceramic stack column is used for the positioning convex strip of the oscillating rod to be embedded and rotatably connected;
a guide blocking body is arranged in an opening at the lower end of the valve body, the firing pin is embedded into a through hole of the guide blocking body and extends into the glue storage cavity of the glue feeding mechanism, the lower end of the firing pin corresponds to the impact surface of the nozzle, and a second spring is arranged between the upper end surface of the firing pin and the guide blocking body;
the front baffle and the rear baffle are respectively arranged on the front side and the rear side of the joint of the lower end of the piezoelectric ceramic stack cylinder and the positioning convex strip of the oscillating rod, and the front baffle and the rear baffle are respectively detachably mounted on the valve body through bolts.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the front baffle and the rear baffle are both rectangular baffles.
2. In the above scheme, the lower end surface of the firing pin is an arc surface, and the impact surface of the corresponding nozzle is an arc concave surface.
3. In the scheme, the second spring is sleeved on the outer side wall of the guide plug body.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
the utility model discloses high-speed fluid injection valve, it is through the linkage setting of adjusting the subassembly soon with structure between depression bar, the swinging arms, can realize the accurate adjustment to the firing pin position and do not rely on people's experience to make the clearance between firing pin and the nozzle remain unanimous all the time, and then improve the precision and the uniformity of gluing; furthermore, baffle and backplate before its piezoceramics stack cylinder lower extreme and the location sand grip junction front and back side of swinging arms are provided with respectively, and baffle and backplate before this install on the valve body through bolt detachably respectively can prevent that piezoceramics stack cylinder from shifting on the horizontal direction when the high frequency reciprocates for piezoceramics's motion orbit is stable, thereby promotes and glues precision and life.
Drawings
FIG. 1 is a schematic structural view of a high-speed fluid injection valve according to the present invention;
FIG. 2 is a longitudinal sectional view of the overall structure of the high-speed fluid injection valve of the present invention;
FIG. 3 is a schematic view of a partial structure of the high-speed fluid injection valve of the present invention;
FIG. 4 is a sectional view of the high-speed fluid injection valve according to the present invention;
fig. 5 is a schematic view of the overall structure of the high-speed fluid injection valve of the present invention.
In the above drawings: 1. an accommodating cavity; 2. a valve body; 3. a pressure lever; 4. a swing lever; 402. positioning the convex strip; 5. a striker; 6. a glue feeding mechanism; 601. a glue storage cavity; 7. a piezoelectric ceramic stack column; 701. a groove; 8. a rotary adjusting component; 9. a hanger; 10. a first groove; 11. a lower convex strip; 12. upward convex strips; 13. a first spring; 14. a second groove; 15. a support spring; 16. a guiding plug body; 161. a through hole; 17. a nozzle; 171. an impact surface; 18. a second spring; 211. a front baffle; 212. a tailgate.
Detailed Description
In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
Example 1: a high-speed fluid injection valve comprises a valve body 2 with a containing cavity 1, a pressure rod 3, a swinging rod 4, a firing pin 5 and a glue feeding mechanism 6, wherein the glue feeding mechanism 6 is arranged on the lower end face of the valve body 2, and a piezoelectric ceramic stack column 7 is arranged in the containing cavity 1 of the valve body 2;
a rotary adjusting assembly 8 is mounted at the upper part of the valve body 2, a hanging frame 9 is arranged in the accommodating cavity 1 of the valve body 2, a first groove 10 and a lower convex strip 11 are respectively arranged on the upper surface and the lower surface of the accommodating cavity 1 of the valve body 2, an upper convex strip 12 is arranged on the upper surface of the left end of the pressure lever 3, and a first spring 13 is arranged between the lower surface of the right end of the pressure lever 3 and the hanging frame 9;
the lower end of the rotary adjusting component 8 is in contact with the upper surface of the right end of the pressure lever 3, and when the lower end of the rotary adjusting component 8 moves up and down, the upper convex strip 12 of the pressure lever 3 can rotate around the first groove 10 on the accommodating cavity 1;
the lower surface of the left end of the swing rod 4 is provided with a second groove 14 for the lower convex strip 11 to be embedded in, a supporting spring 15 is arranged between the lower surface of the middle part of the swing rod 4 and the bottom of the accommodating cavity 1, one side of the upper surface of the swing rod 4 close to the left end thereof is provided with a positioning convex strip 402, and the lower surface of the right end of the swing rod 4 is connected with the firing pin 5;
the piezoelectric ceramic stack column 7 is positioned between the pressure rod 3 and the oscillating rod 4 and close to one side of the left end, the upper end of the piezoelectric ceramic stack column 7 is contacted with the pressure rod 3 close to the left end of the pressure rod, and a groove 701 on the lower end surface of the piezoelectric ceramic stack column 7 is used for embedding and rotatably connecting a positioning convex strip 402 of the oscillating rod 4;
a guide blocking body 16 is installed in the opening at the lower end of the valve body 2, the firing pin 5 is embedded into the through hole 161 of the guide blocking body 16, the firing pin 5 extends into the glue storage cavity 601 of the glue feeding mechanism 6, the lower end of the firing pin 5 corresponds to the impact surface 171 of the nozzle 17, and a second spring 18 is arranged between the upper end surface of the firing pin 5 and the guide blocking body 16;
the front baffle 211 and the rear baffle 212 are respectively arranged at the front side and the rear side of the joint of the lower end of the piezoelectric ceramic stack column 7 and the positioning convex strip 402 of the oscillating rod 4, and the front baffle 211 and the rear baffle 212 are respectively detachably mounted on the valve body 2 through bolts.
The front baffle 211 and the rear baffle 212 are both rectangular baffles; the second spring 18 is sleeved on the outer side wall of the guide block body 16.
Example 2: a high-speed fluid injection valve comprises a valve body 2 with a containing cavity 1, a pressure rod 3, a swinging rod 4, a firing pin 5 and a glue feeding mechanism 6, wherein the glue feeding mechanism 6 is arranged on the lower end face of the valve body 2, and a piezoelectric ceramic stack column 7 is arranged in the containing cavity 1 of the valve body 2;
a rotary adjusting assembly 8 is mounted at the upper part of the valve body 2, a hanging frame 9 is arranged in the accommodating cavity 1 of the valve body 2, a first groove 10 and a lower convex strip 11 are respectively arranged on the upper surface and the lower surface of the accommodating cavity 1 of the valve body 2, an upper convex strip 12 is arranged on the upper surface of the left end of the pressure lever 3, and a first spring 13 is arranged between the lower surface of the right end of the pressure lever 3 and the hanging frame 9;
the lower end of the rotary adjusting component 8 is in contact with the upper surface of the right end of the pressure lever 3, and when the lower end of the rotary adjusting component 8 moves up and down, the upper convex strip 12 of the pressure lever 3 can rotate around the first groove 10 on the accommodating cavity 1;
the lower surface of the left end of the swing rod 4 is provided with a second groove 14 for the lower convex strip 11 to be embedded in, a supporting spring 15 is arranged between the lower surface of the middle part of the swing rod 4 and the bottom of the accommodating cavity 1, one side of the upper surface of the swing rod 4 close to the left end thereof is provided with a positioning convex strip 402, and the lower surface of the right end of the swing rod 4 is connected with the firing pin 5;
the piezoelectric ceramic stack column 7 is positioned between the pressure rod 3 and the oscillating rod 4 and close to one side of the left end, the upper end of the piezoelectric ceramic stack column 7 is contacted with the pressure rod 3 close to the left end of the pressure rod, and a groove 701 on the lower end surface of the piezoelectric ceramic stack column 7 is used for embedding and rotatably connecting a positioning convex strip 402 of the oscillating rod 4;
a guide blocking body 16 is installed in the opening at the lower end of the valve body 2, the firing pin 5 is embedded into the through hole 161 of the guide blocking body 16, the firing pin 5 extends into the glue storage cavity 601 of the glue feeding mechanism 6, the lower end of the firing pin 5 corresponds to the impact surface 171 of the nozzle 17, and a second spring 18 is arranged between the upper end surface of the firing pin 5 and the guide blocking body 16;
the front baffle 211 and the rear baffle 212 are respectively arranged at the front side and the rear side of the joint of the lower end of the piezoelectric ceramic stack column 7 and the positioning convex strip 402 of the oscillating rod 4, and the front baffle 211 and the rear baffle 212 are respectively detachably mounted on the valve body 2 through bolts.
The lower end surface of the striker 5 is an arc surface, and the corresponding impact surface 171 of the nozzle 17 is an arc concave surface; the second spring 18 is sleeved on the outer side wall of the guide block body 16.
Through the linkage arrangement of the structures among the rotary adjusting assembly, the pressure rod and the swinging rod, the precise adjustment of the position of the striker can be realized without depending on the experience of people, so that the gap between the striker and the nozzle is always kept consistent, and the precision and consistency of dispensing are improved;
furthermore, can prevent that piezoceramics stack cylinder from shifting in the horizontal direction when the high frequency reciprocates for piezoceramics's motion trail is stable, thereby promotes and glues precision and life.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (4)
1. A high-speed fluid injection valve characterized by: the valve comprises a valve body (2) with an accommodating cavity (1), a pressure lever (3), a swinging lever (4), a firing pin (5) and a glue feeding mechanism (6), wherein the glue feeding mechanism (6) is arranged on the lower end face of the valve body (2), and a piezoelectric ceramic stack column (7) is arranged in the accommodating cavity (1) of the valve body (2);
a rotary adjusting assembly (8) is mounted at the upper part of the valve body (2), a hanging rack (9) is arranged in the accommodating cavity (1) of the valve body (2), a first groove (10) and a lower convex strip (11) are respectively arranged on the upper surface and the lower surface of the accommodating cavity (1) of the valve body (2), an upper convex strip (12) is arranged on the upper surface of the left end of the pressure lever (3), and a first spring (13) is arranged between the lower surface of the right end of the pressure lever (3) and the hanging rack (9);
the lower end of the rotary adjusting component (8) is in contact with the upper surface of the right end of the pressing rod (3), and when the lower end of the rotary adjusting component (8) moves up and down, an upper convex strip (12) of the pressing rod (3) can rotate around a first groove (10) in the accommodating cavity (1);
the lower surface of the left end of the swing rod (4) is provided with a second groove (14) for the lower convex strip (11) to be embedded in, a supporting spring (15) is arranged between the lower surface of the middle part of the swing rod (4) and the bottom of the accommodating cavity (1), one side, close to the left end, of the upper surface of the swing rod (4) is provided with a positioning convex strip (402), and the lower surface of the right end of the swing rod (4) is connected with the firing pin (5);
the piezoelectric ceramic stack column (7) is positioned between the pressure rod (3) and the oscillating rod (4) and is close to one side of the left end, the upper end of the piezoelectric ceramic stack column (7) is contacted with the pressure rod (3) close to the left end of the pressure rod, and a groove (701) on the lower end face of the piezoelectric ceramic stack column (7) is used for embedding and rotatably connecting a positioning convex strip (402) of the oscillating rod (4);
a guide blocking body (16) is arranged in an opening at the lower end of the valve body (2), the firing pin (5) is embedded into a through hole (161) of the guide blocking body (16), the firing pin (5) extends into the glue storage cavity (601) of the glue feeding mechanism (6), the lower end of the firing pin (5) corresponds to an impact surface (171) of the nozzle (17), and a second spring (18) is arranged between the upper end surface of the firing pin (5) and the guide blocking body (16);
the front baffle (211) and the rear baffle (212) are respectively arranged on the front side and the rear side of the joint of the lower end of the piezoelectric ceramic stack column (7) and the positioning convex strip (402) of the oscillating rod (4), and the front baffle (211) and the rear baffle (212) are respectively detachably arranged on the valve body (2) through bolts.
2. The high-speed fluid injection valve according to claim 1, characterized in that: the front baffle (211) and the rear baffle (212) are both rectangular baffles.
3. The high-speed fluid injection valve according to claim 1, characterized in that: the lower end surface of the firing pin (5) is an arc surface, and the impact surface (171) of the corresponding nozzle (17) is an arc concave surface.
4. The high-speed fluid injection valve according to claim 1, characterized in that: and the second spring (18) is sleeved on the outer side wall of the guide block body (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022698630.4U CN213825643U (en) | 2020-11-20 | 2020-11-20 | High-speed fluid injection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022698630.4U CN213825643U (en) | 2020-11-20 | 2020-11-20 | High-speed fluid injection valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213825643U true CN213825643U (en) | 2021-07-30 |
Family
ID=77017930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022698630.4U Active CN213825643U (en) | 2020-11-20 | 2020-11-20 | High-speed fluid injection valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213825643U (en) |
-
2020
- 2020-11-20 CN CN202022698630.4U patent/CN213825643U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6813898B2 (en) | Liquid material discharge device | |
| CN213825643U (en) | High-speed fluid injection valve | |
| CN213825648U (en) | High-precision injection valve | |
| CN213825649U (en) | Injection valve for glue dispenser | |
| CN213825653U (en) | Precision piezoelectric injection valve | |
| CN114515676A (en) | Piezoelectric ceramic injection valve | |
| CN213825645U (en) | Piezoelectric injection valve | |
| CN213825651U (en) | High-precision injection type dispensing valve | |
| CN213825650U (en) | Non-contact high-speed dispensing valve | |
| CN213825644U (en) | High-precision dispensing valve | |
| CN213825646U (en) | Non-contact valve for dispensing system | |
| CN110947579A (en) | Piezoelectric injection valve | |
| CN212916309U (en) | Piezoelectric injection valve with top correcting nozzle | |
| CN213825657U (en) | Glue dispensing valve with adjustable glue outlet amount | |
| CN108827244A (en) | A kind of horizontal ruler | |
| CN212820887U (en) | Glue gun with adjustable glue pressing amount stepping | |
| CN209739399U (en) | Powder filling irritates needle subassembly and filling device thereof | |
| CN208557374U (en) | A kind of electric hammer of against shock | |
| CN109878086B (en) | Universal mechanism of laser printer | |
| CN211709932U (en) | Valve needle structure of hot runner injection mold | |
| CN211843012U (en) | Valve needle structure with valve needle push pedal | |
| CN220160398U (en) | Dispensing valve knob locking structure | |
| CN210220831U (en) | Direct-ejection type ejection device | |
| CN217233195U (en) | Barrel type buffer rod | |
| CN219232944U (en) | Ultra-micro volume metering dispensing valve and mounting seat |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215011 No.3, phase I, standard plant, No.588 Wutaishan Road, high tech Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Zhuozhao dispensing Co.,Ltd. Address before: 215011 No.3, phase I, standard plant, No.588 Wutaishan Road, high tech Zone, Suzhou City, Jiangsu Province Patentee before: SUZHOU TERUITE ROBOT Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 189, Wutaishan Road, High tech Zone, Suzhou City, Jiangsu Province, 215011 Patentee after: Suzhou Zhuozhao dispensing Co.,Ltd. Address before: 215011 No.3, phase I, standard plant, No.588 Wutaishan Road, high tech Zone, Suzhou City, Jiangsu Province Patentee before: Suzhou Zhuozhao dispensing Co.,Ltd. |