CN213825646U - Non-contact valve for dispensing system - Google Patents
Non-contact valve for dispensing system Download PDFInfo
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- CN213825646U CN213825646U CN202022698801.3U CN202022698801U CN213825646U CN 213825646 U CN213825646 U CN 213825646U CN 202022698801 U CN202022698801 U CN 202022698801U CN 213825646 U CN213825646 U CN 213825646U
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Abstract
The utility model discloses a non-contact valve for a dispensing system, 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; 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 containing cavity. The utility model discloses a power failure that gains of piezoceramics stack cylinder, the drive firing pin strikes the nozzle repeatedly, will store up the colloid release in gluing the chamber, realizes quick, the high accuracy point is glued.
Description
Technical Field
The utility model relates to a glue the equipment field, especially relate to a non-contact valve for glue dispensing system.
Background
The dispensing system is a process device widely applied to the product production field, and the application range of the dispensing system covers the processes of bonding, filling, coating, sealing, filling, dropping, scribing, gluing and the like of products. The dispensing valve is a core component of the dispensing system, and has decisive influence on the flow rate, flow velocity, appearance and the like of glue application. According to different dispensing principles, dispensing valves can be roughly divided into contact type and non-contact type.
The contact type dispensing valve mainly pushes fluid to perform dispensing operation through various needle heads with different apertures through certain gas pressure, the size of the dispensing amount depends on the size of air pressure and the apertures of the needle heads, and the displacement in the direction perpendicular to the working platform needs to be repeatedly corrected. The non-contact dispensing valve enables the glue to be subjected to high pressure in a certain mode, the glue is sprayed onto the substrate at a certain speed after enough kinetic energy is obtained, and the needle head does not have displacement in the direction vertical to the working platform in the glue spraying process, so that high-speed and controllable-capacity dispensing of various fluids and adhesives can be realized.
The injection valve belongs to a non-contact dispensing valve, and generally controls a cylinder in the high-speed injection valve through a high-speed solenoid valve so that a firing pin ejects fluid from a nozzle under the action of a spring, thereby completing a dispensing operation. In the prior art, on one hand, a firing pin at the lower end of the air cylinder is long in stroke, easy to deform during high-speed up-and-down motion, poor in stability, low in verticality, capable of influencing the injection effect, convenient to use, weak in power of the air cylinder, incapable of meeting the working environment at high frequency and low in injection efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a non-contact valve for system is glued to point, this a non-contact valve for system is glued to point gains electricity through piezoceramics stack cylinder and loses electricity, and the drive firing pin strikes the nozzle repeatedly, will store up the colloid release in gluing the chamber, realizes quick, the high accuracy point is glued.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a non-contact valve for a dispensing system comprises a valve body with a containing 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 lower surface of the pressure rod is provided with a first arc-shaped groove close to the left end of the pressure rod, the piezoelectric ceramic stack column is positioned between the pressure rod and the oscillating rod and close to one side of the left end, the upper end surface of the piezoelectric ceramic stack column is connected with the pressure rod through a second ball positioned in the first arc-shaped groove of the pressure rod and a second arc-shaped groove of the piezoelectric ceramic stack column, and the groove on the lower end surface of the piezoelectric ceramic stack column is used for embedding and rotatably connecting a positioning convex strip of the oscillating rod;
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 rotary adjusting assembly further comprises a rotary pin and a travelling threaded column, the rotary pin and the travelling threaded column are connected through a pair of plug pin portions and a concave pin groove in a matched mode, the travelling threaded column is connected with the installation through hole of the valve body in a matched mode through threads, and the travelling threaded column of the rotary adjusting assembly is connected with the pressure rod in a hinged mode through a ball.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the bolt part is located at the lower end of the rotary pin, and the concave pin groove is located at the upper end of the advancing threaded column.
2. In the scheme, the second arc-shaped groove on the lower end face of the travelling threaded column is movably connected with the pressure rod through a ball embedded into the second arc-shaped groove.
3. In the above scheme, the cross-sectional shape of the first arc-shaped groove is semicircular.
4. 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:
1. the utility model discloses a non-contact valve for point system, it is through the linkage setting of adjusting the structure between subassembly and depression bar, the swinging arms soon, 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 point and glue; furthermore, the rotary adjusting assembly further comprises a rotary pin and a traveling threaded column, the rotary pin and the traveling threaded column are in fit connection through a pair of pin portions and a groove, the traveling threaded column is in fit connection with the installation through hole of the valve body through threads, and the traveling threaded column of the rotary adjusting assembly is in hinged connection with the pressure rod through a ball, so that the rotary adjusting assembly can be used for adjusting the position of the valve body.
2. The utility model discloses a non-contact valve for glue dispensing system, its piezoceramics stack cylinder is located between depression bar, the swinging arms and is close to left end one side, the recess of piezoceramics stack cylinder lower extreme face supplies the location sand grip embedding of swinging arms and rotatably connects, and through the power on and power off of piezoceramics stack cylinder, the drive firing pin strikes the nozzle repeatedly, pushes out the colloid in the glue storage chamber, realizes quick, high accuracy point gluing; furthermore, the second ball that passes through the first arc recess that is located the depression bar and the second arc recess of piezoceramics stack cylinder between this piezoceramics stack cylinder up end and the depression bar is connected for it has the stable movement track of high straightness that hangs down, thereby promotes injection efficiency and stability and life by a wide margin.
Drawings
Fig. 1 is a schematic structural view of a non-contact valve for a dispensing system of the present invention;
fig. 2 is a schematic diagram of a longitudinal sectional structure of a non-contact valve for a dispensing system according to the present invention;
fig. 3 is a schematic view of a partial cross-sectional structure of a non-contact valve of the dispensing system of the present invention;
fig. 4 is a schematic view of a local cross-sectional structure of the non-contact valve of the dispensing system of the present invention.
In the above drawings: 1. an accommodating cavity; 2. a valve body; 3. a pressure lever; 301. a first arc-shaped groove; 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; 702. a second arc-shaped groove; 8. a rotary adjusting component; 801. rotating the pin; 802. a traveling threaded post; 803. a plug pin portion; 804. a recess pin groove; 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; 22. a ball; 24. a second round ball.
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 non-contact valve for a dispensing system comprises a valve body 2 with a containing 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 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;
a first arc-shaped groove 301 is formed in one side, close to the left end, of the lower surface of the pressing rod 3, the piezoelectric ceramic stack column 7 is located between the pressing rod 3 and the oscillating rod 4 and close to one side of the left end, the upper end face of the piezoelectric ceramic stack column 7 is connected with the pressing rod 3 through a second ball 24 located in the first arc-shaped groove 301 of the pressing rod 3 and a second arc-shaped groove 702 of the piezoelectric ceramic stack column 7, and a groove 701 in the lower end face of the piezoelectric ceramic stack column 7 is used for a positioning convex strip 402 of the oscillating rod 4 to be embedded and rotatably connected;
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 rotary adjusting assembly 8 further comprises a rotary pin 801 and a traveling threaded column 802, the rotary pin 801 is in fit connection with the traveling threaded column 802 through a pair of plug pins 803 and a concave pin groove 804, the traveling threaded column 802 is in fit connection with the installation through hole of the valve body 2 through threads, and the traveling threaded column 802 of the rotary adjusting assembly 8 is in spherical hinge connection with the pressure rod 3.
The plug pin 803 is located at the lower end of the rotation pin 801, and the recess pin 804 is located at the upper end of the travel screw post 802; the second arc groove on the lower end surface of the advancing screw post 802 is movably connected with the pressure lever 3 through a ball 22 embedded in the second arc groove.
Example 2: a non-contact valve for a dispensing system comprises a valve body 2 with a containing 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 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;
a first arc-shaped groove 301 is formed in one side, close to the left end, of the lower surface of the pressing rod 3, the piezoelectric ceramic stack column 7 is located between the pressing rod 3 and the oscillating rod 4 and close to one side of the left end, the upper end face of the piezoelectric ceramic stack column 7 is connected with the pressing rod 3 through a second ball 24 located in the first arc-shaped groove 301 of the pressing rod 3 and a second arc-shaped groove 702 of the piezoelectric ceramic stack column 7, and a groove 701 in the lower end face of the piezoelectric ceramic stack column 7 is used for a positioning convex strip 402 of the oscillating rod 4 to be embedded and rotatably connected;
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 rotary adjusting assembly 8 further comprises a rotary pin 801 and a traveling threaded column 802, the rotary pin 801 is in fit connection with the traveling threaded column 802 through a pair of plug pins 803 and a concave pin groove 804, the traveling threaded column 802 is in fit connection with the installation through hole of the valve body 2 through threads, and the traveling threaded column 802 of the rotary adjusting assembly 8 is in spherical hinge connection with the pressure rod 3.
The cross section of the first arc-shaped groove 301 is semicircular; 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, precise adjustment can be completed by simple operation to meet different dispensing requirements;
in addition, the firing pin is driven to repeatedly impact the nozzle by power on and power off of the piezoelectric ceramic stack cylinder, so that the colloid in the colloid storage cavity is pushed out, and quick and high-precision dispensing is realized; furthermore, the device has a motion track with high verticality and stability, so that the spraying efficiency and stability are greatly improved, and the service life is greatly prolonged.
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 (5)
1. A non-contact valve for a dispensing system, comprising: 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);
one side, close to the left end, of the lower surface of the pressure lever (3) is provided with a first arc-shaped groove (301), the piezoelectric ceramic stack cylinder (7) is positioned between the pressure lever (3) and the oscillating lever (4) and is close to one side of the left end, the upper end surface of the piezoelectric ceramic stack cylinder (7) is connected with the pressure lever (3) through a first arc-shaped groove (301) positioned in the pressure lever (3) and a second ball (24) of a second arc-shaped groove (702) of the piezoelectric ceramic stack cylinder (7), and a groove (701) on the lower end surface of the piezoelectric ceramic stack cylinder (7) is used for a positioning convex strip (402) of the oscillating lever (4) to be embedded and rotatably connected;
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 rotary adjusting assembly (8) further comprises a rotary pin (801) and a travelling threaded column (802), the rotary pin (801) is in fit connection with the travelling threaded column (802) through a pair of pin parts (803) and a groove pin groove (804), the travelling threaded column (802) is in fit connection with a mounting through hole of the valve body (2) through threads, and the travelling threaded column (802) of the rotary adjusting assembly (8) is in hinged connection with the pressure rod (3) through a ball.
2. The non-contact valve for a dispensing system of claim 1, wherein: the plug pin portion (803) is located at the lower end of the rotation pin (801), and the recess pin groove (804) is located at the upper end of the travel thread column (802).
3. The non-contact valve for a dispensing system of claim 1, wherein: the second arc-shaped groove positioned on the lower end surface of the advancing threaded column (802) is movably connected with the pressure lever (3) through a ball (22) embedded into the second arc-shaped groove.
4. The non-contact valve for a dispensing system of claim 1, wherein: the cross section of the first arc-shaped groove (301) is semicircular.
5. The non-contact valve for a dispensing system of claim 1, wherein: 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 |
|---|---|---|---|
| CN202022698801.3U CN213825646U (en) | 2020-11-20 | 2020-11-20 | Non-contact valve for dispensing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022698801.3U CN213825646U (en) | 2020-11-20 | 2020-11-20 | Non-contact valve for dispensing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213825646U true CN213825646U (en) | 2021-07-30 |
Family
ID=77018110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022698801.3U Active CN213825646U (en) | 2020-11-20 | 2020-11-20 | Non-contact valve for dispensing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213825646U (en) |
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2020
- 2020-11-20 CN CN202022698801.3U patent/CN213825646U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| 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. |
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| 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. |