CN216936786U - Small-flow precise dispensing device - Google Patents
Small-flow precise dispensing device Download PDFInfo
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- CN216936786U CN216936786U CN202122639384.XU CN202122639384U CN216936786U CN 216936786 U CN216936786 U CN 216936786U CN 202122639384 U CN202122639384 U CN 202122639384U CN 216936786 U CN216936786 U CN 216936786U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a small-flow precise dispensing device, which comprises: casing, frame, point valve and workstation of gluing, the valve of gluing includes: the glue storage device comprises a pressing block, a cylinder sleeve for storing glue, a glue cavity body, a cover plate and a glue dispensing head, wherein a glue inlet concave cavity and a glue outlet concave cavity are formed in the glue cavity body arranged on a base plate, and a first glue inlet channel, a first glue outlet channel, a second glue inlet channel and a second glue outlet channel are formed in the glue cavity body respectively; the cover plate is connected with the rubber cavity body, and the 2 air nozzles are arranged on the surface of the cover plate opposite to the rubber cavity body and are communicated with the pneumatic plug through the through hole; one end of the first glue inlet channel communicated with the glue inlet pipe is positioned behind one end of the first glue inlet channel communicated with the glue inlet concave cavity, so that an included angle is formed between the first glue inlet channel and the horizontal direction. The utility model improves the use reliability and the service life of the dispensing valve and can also keep the stability of the pressure in supplementing glue and dispensing.
Description
Technical Field
The utility model relates to the field of dispensing equipment, in particular to a small-flow precise dispensing device.
Background
The dispenser is an automatic machine which controls fluid through a dispensing valve and drips and coats the fluid on the surface of or in the product. With the continuous development of the technology, the glue dispenser is widely applied to the electronic manufacturing industry, industrial electrical industry, solar photovoltaic industry, building engineering and the like, and the market application is quite popular. The glue dispensing valve is the most important work execution part on the glue dispenser.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a small-flow precise dispensing device, which improves the use reliability and the service life of a dispensing valve and can also keep the stability of pressure in replenishing glue and dispensing.
In order to achieve the purpose, the utility model adopts the technical scheme that: a small-flow precise dispensing device, wherein metal particles and silicone oil are contained in the medium-high viscosity glue, comprising: the glue dispensing device comprises a shell, a rack, a glue dispensing valve and a workbench, wherein the shell is arranged on the rack, the glue dispensing valve and the workbench are both positioned in the shell, and the glue dispensing valve is positioned right above the workbench;
the dispensing valve includes: the glue storage device comprises a pressing block, a cylinder sleeve for storing glue, a glue cavity body, a cover plate and a glue dispensing head, wherein a glue inlet concave cavity and a glue outlet concave cavity are formed in the glue cavity body arranged on a base plate, and a first glue inlet channel, a first glue outlet channel, a second glue inlet channel and a second glue outlet channel are formed in the glue cavity body respectively;
the first glue inlet channel is respectively communicated with the glue inlet concave cavity and the glue inlet pipe, the first glue outlet channel is respectively communicated with the glue inlet concave cavity and the cylinder sleeve, the second glue inlet channel is respectively communicated with the cylinder sleeve and the glue outlet concave cavity, and the second glue outlet channel is respectively communicated with the glue outlet concave cavity and a third glue outlet channel in the glue dispensing head;
the cylinder sleeve is provided with a first piston rod, the pressing block connected to a Z-axis driving mechanism is positioned above the first piston rod, and a contact sensor is arranged on the surface of the pressing block, which is opposite to the first piston rod;
the cylinder sleeve is arranged on the upper end face of the rubber cavity body, the 2 pneumatic plugs are respectively arranged in the rubber inlet concave cavity and the rubber outlet concave cavity, and the 2 springs respectively sleeved on the 2 pneumatic plugs are respectively positioned between the bottoms of the rubber inlet concave cavity and the rubber outlet concave cavity and the corresponding pneumatic plugs;
the cover plate is connected with the rubber cavity body, and the 2 air nozzles are arranged on the surface of the cover plate opposite to the rubber cavity body and are communicated with the pneumatic plug through the through hole;
one end of the first glue inlet channel, which is communicated with the glue inlet pipe, is positioned behind one end of the first glue inlet channel, which is communicated with the glue inlet concave cavity, so that an included angle is formed between the first glue inlet channel and the horizontal direction;
one end of the first glue outlet channel, which is communicated with the cylinder sleeve, is positioned behind one end of the first glue outlet channel, which is communicated with the glue inlet concave cavity, so that an included angle is formed between the first glue outlet channel and the horizontal direction;
one end of the second glue inlet channel, which is communicated with the cylinder sleeve, is positioned behind one end of the second glue inlet channel, which is communicated with the glue outlet concave cavity, so that an included angle is formed between the second glue inlet channel and the horizontal direction;
the second goes out to glue the passageway and is located its outside with the one end of dispensing head intercommunication with the one end that goes out to glue the cavity intercommunication for the second goes out to glue the passageway and is the slope setting.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the Z-axis driving mechanism includes a servo motor and a lead screw connected with the servo motor, and the pressing block is arranged on a lead screw nut installed on the lead screw.
2. In the scheme, the pressing block is connected to the screw nut through the adapter plate.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the small-flow precise glue dispensing device avoids the abrasion of metal particles in medium and high-viscosity glue to the glue dispensing valve, thereby improving the use reliability and service life of the glue dispensing valve, also avoiding the defects of extrusion of silicon oil in the glue and inconsistent residence time of the glue at different positions and time periods in the glue dispensing valve caused by sudden increase of pressure, maintaining the stability of the pressure in supplementing the glue and dispensing, effectively preventing the phenomena of poor fluidity, large residence time difference and glue property variation of the glue, and ensuring stable glue use performance effect and good consistency, thereby improving the product quality; furthermore, the inclined arrangement of the glue inlet channel and the glue outlet channel can effectively avoid the phenomenon that glue stays in a pipeline for too long time and remains, and improve the glue dispensing precision.
Drawings
FIG. 1 is a schematic structural view of a small-flow precise dispensing device according to the present invention;
FIG. 2 is a schematic view of a partial structure of the small-flow precise dispensing device of the present invention;
FIG. 3 is a schematic view of a partial structure of the small-flow precise dispensing device of the present invention;
FIG. 4 is a schematic structural view of a glue cavity body in the small-flow precise glue dispensing device of the present invention;
fig. 5 is a partial structural cross-sectional view of the small-flow precise dispensing device of the present invention.
In the above drawings: 1. pressing into blocks; 2. a cylinder liner; 4. a rubber cavity body; 401. feeding a glue concave cavity; 403. discharging the glue into a concave cavity; 405. a first glue inlet channel; 406. a first glue outlet channel; 407. a second glue inlet channel; 408. a second glue outlet channel; 5. a cover plate; 501. a through hole; 6. dispensing a glue head; 601. a third glue outlet channel; 7. a substrate; 8. feeding a rubber tube; 10. a first piston rod; 12. a Z-axis drive mechanism; 121. a servo motor; 122. a lead screw; 123. a lead screw nut; 13. a contact sensor; 14. a pneumatic plug; 15. a spring; 16. an air faucet; 17. an adapter plate; 24. a housing; 25. a frame; 26. dispensing a glue valve; 27. a work bench.
Detailed Description
In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, 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 "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; 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 small-flow precise dispensing device, wherein metal particles and silicone oil are contained in the medium-high viscosity glue, comprising: the glue dispensing device comprises a shell 24, a rack 25, a glue dispensing valve 26 and a workbench 27, wherein the shell 24 is installed on the rack 25, the glue dispensing valve 26 and the workbench 27 are both positioned in the shell 24, and the glue dispensing valve 26 is positioned right above the workbench 27;
the dispensing valve 26 includes: the glue storage device comprises a pressing block 1, a cylinder sleeve 2 for storing glue, a glue cavity body 4, a cover plate 5 and a glue dispensing head 6, wherein the glue cavity body 4 arranged on a base plate 7 is provided with a glue inlet cavity 401 and a glue outlet cavity 403, and the inside of the glue cavity body 4 is respectively provided with a first glue inlet channel 405, a first glue outlet channel 406, a second glue inlet channel 407 and a second glue outlet channel 408;
the first glue inlet channel 405 is respectively communicated with the glue inlet cavity 401 and the glue inlet pipe 8, the first glue outlet channel 406 is respectively communicated with the glue inlet cavity 401 and the cylinder sleeve 2, the second glue inlet channel 407 is respectively communicated with the cylinder sleeve 2 and the glue outlet cavity 403, and the second glue outlet channel 408 is respectively communicated with the glue outlet cavity 403 and a third glue outlet channel 601 in the dispensing head 6;
a first piston rod 10 is installed on the cylinder sleeve 2, the pressing block 1 connected to a Z-axis driving mechanism 12 is positioned above the first piston rod 10, and a contact sensor 13 is arranged on the surface of the pressing block 1 opposite to the first piston rod 10;
the cylinder sleeve 2 is arranged on the upper end face of the rubber cavity body 4, the 2 pneumatic plugs 14 are respectively arranged in the rubber inlet cavity 401 and the rubber outlet cavity 403, and the 2 springs 15 respectively sleeved on the 2 pneumatic plugs 14 are respectively positioned between the bottoms of the rubber inlet cavity 401 and the rubber outlet cavity 403 and the corresponding pneumatic plugs 14;
the cover plate 5 is connected with the rubber cavity body 4, and 2 air nozzles 16 are arranged on the surface of the cover plate 5 opposite to the rubber cavity body 4 and are communicated with the pneumatic plug 14 through a through hole 501;
one end of the first glue inlet channel 405 communicated with the glue inlet pipe 8 is positioned behind one end of the first glue inlet channel communicated with the glue inlet concave cavity 401, so that an included angle is formed between the first glue inlet channel 405 and the horizontal direction;
one end of the first glue outlet channel 406, which is communicated with the cylinder sleeve 2, is positioned behind one end of the first glue outlet channel, which is communicated with the glue inlet concave cavity 401, so that an included angle is formed between the first glue outlet channel 406 and the horizontal direction;
one end of the second glue inlet channel 407, which is communicated with the cylinder sleeve 2, is located behind one end of the second glue inlet channel 407, which is communicated with the glue outlet cavity 403, so that an included angle is formed between the second glue inlet channel 407 and the horizontal direction;
the end of the second glue outlet channel 408 communicated with the glue outlet cavity 403 is located outside the end of the second glue outlet channel communicated with the glue dispensing head 6, so that the second glue outlet channel 408 is arranged in an inclined manner.
The Z-axis driving mechanism 12 includes a servo motor 121 and a lead screw 122 connected to the servo motor 121, and the press block 1 is disposed on a lead screw nut 123 mounted on the lead screw 122.
The pressing block 1 is connected to the screw nut 123 through the adapter plate 17.
Example 2: a small-flow precise dispensing device, wherein metal particles and silicone oil are contained in the medium-high viscosity glue, comprising: the glue dispensing device comprises a shell 24, a rack 25, a glue dispensing valve 26 and a workbench 27, wherein the shell 24 is installed on the rack 25, the glue dispensing valve 26 and the workbench 27 are both positioned in the shell 24, and the glue dispensing valve 26 is positioned right above the workbench 27;
the dispensing valve 26 includes: the glue storage device comprises a pressing block 1, a cylinder sleeve 2 for storing glue, a glue cavity body 4, a cover plate 5 and a glue dispensing head 6, wherein the glue cavity body 4 arranged on a base plate 7 is provided with a glue inlet cavity 401 and a glue outlet cavity 403, and the inside of the glue cavity body 4 is respectively provided with a first glue inlet channel 405, a first glue outlet channel 406, a second glue inlet channel 407 and a second glue outlet channel 408;
the first glue inlet channel 405 is respectively communicated with the glue inlet cavity 401 and the glue inlet pipe 8, the first glue outlet channel 406 is respectively communicated with the glue inlet cavity 401 and the cylinder sleeve 2, the second glue inlet channel 407 is respectively communicated with the cylinder sleeve 2 and the glue outlet cavity 403, and the second glue outlet channel 408 is respectively communicated with the glue outlet cavity 403 and a third glue outlet channel 601 in the dispensing head 6;
a first piston rod 10 is installed on the cylinder sleeve 2, the pressing block 1 connected to a Z-axis driving mechanism 12 is positioned above the first piston rod 10, and a contact sensor 13 is arranged on the surface of the pressing block 1 opposite to the first piston rod 10;
the cylinder sleeve 2 is arranged on the upper end face of the rubber cavity body 4, the 2 pneumatic plugs 14 are respectively arranged in the rubber inlet concave cavity 401 and the rubber outlet concave cavity 403, and the 2 springs 15 respectively sleeved on the 2 pneumatic plugs 14 are respectively positioned between the bottoms of the rubber inlet concave cavity 401 and the rubber outlet concave cavity 403 and the corresponding pneumatic plugs 14;
the cover plate 5 is connected with the rubber cavity body 4, and 2 air nozzles 16 are arranged on the surface of the cover plate 5 opposite to the rubber cavity body 4 and are communicated with the pneumatic plug 14 through a through hole 501;
one end of the first glue inlet channel 405 communicated with the glue inlet pipe 8 is positioned behind one end of the first glue inlet channel communicated with the glue inlet concave cavity 401, so that an included angle is formed between the first glue inlet channel 405 and the horizontal direction;
one end of the first glue outlet channel 406, which is communicated with the cylinder sleeve 2, is positioned behind one end of the first glue outlet channel, which is communicated with the glue inlet concave cavity 401, so that an included angle is formed between the first glue outlet channel 406 and the horizontal direction;
one end of the second glue inlet channel 407, which is communicated with the cylinder sleeve 2, is located behind one end of the second glue inlet channel 407, which is communicated with the glue outlet cavity 403, so that an included angle is formed between the second glue inlet channel 407 and the horizontal direction;
one end of the second glue outlet channel 408, which is communicated with the glue outlet concave cavity 403, is positioned outside one end of the second glue outlet channel, which is communicated with the glue dispensing head 6, so that the second glue outlet channel 408 is obliquely arranged;
when the pneumatic plug 14 in the glue inlet cavity 401 is in an open state, that is, a gap exists between the pneumatic plug 14 and one end of the first glue outlet channel 406, and the pneumatic plug 14 in the glue outlet cavity 403 is in a closed state, glue from the glue inlet pipe 8 enters the glue inlet cavity 401 through the first glue inlet channel 405 and then enters the cylinder sleeve 2 through the first glue outlet channel 406, so that the first piston rod 10 is pushed to move;
when the first piston rod 10 contacts with the contact sensor 13 of the pressing block 1 to generate a trigger signal, the glue injection mechanism receives the trigger signal, and therefore glue injection is stopped;
when the pneumatic plug 14 in the glue inlet cavity 401 is in a closed state, and the pneumatic plug 14 in the glue outlet cavity 403 is in an open state, under the driving of the Z-axis driving mechanism 12, the pressing block 1 starts to move from the initial position to push the first piston rod 10 to move, so that glue in the cylinder sleeve 2 enters the glue outlet cavity 403 through the second glue inlet channel 407 and enters the glue head 6 through the second glue outlet channel 408;
when the first piston rod 10 moves to the bottom of the cylinder casing 2, the Z-axis drive mechanism 12 drives the press block 1 to return to the initial position.
The Z-axis driving mechanism 12 includes a servo motor 121 and a lead screw 122 connected to the servo motor 121, and the press block 1 is disposed on a lead screw nut 123 mounted on the lead screw 122.
When the small-flow precise glue dispensing device is adopted, the abrasion of metal particles in medium-high viscosity glue to the glue dispensing valve is avoided, so that the use reliability and the service life of the glue dispensing valve are improved, the defects of extrusion of silicon oil in the glue and inconsistent residence time of the glue at different positions and time periods in the glue dispensing valve caused by sudden increase of pressure are also avoided, the stability of the pressure in supplementing the glue and dispensing is kept, the phenomena of poor flowability, large residence time difference and glue property variation of the glue are effectively prevented, the glue use performance effect is stable and the consistency is good, and the product quality is improved; furthermore, the inclined arrangement of the glue inlet channel and the glue outlet channel can effectively avoid the phenomenon that glue stays in a pipeline for too long time and remains, and improve the glue dispensing precision.
The above embodiments are only for illustrating the technical idea and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the content of the present invention and implement the present invention, and not to limit the protection scope of the present invention by this means. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (3)
1. The utility model provides a accurate adhesive deposite device of small discharge which characterized in that: the method comprises the following steps: the glue dispensing device comprises a machine shell (24), a rack (25), a glue dispensing valve (26) and a workbench (27), wherein the machine shell (24) is installed on the rack (25), the glue dispensing valve (26) and the workbench (27) are both positioned in the machine shell (24), and the glue dispensing valve (26) is positioned right above the workbench (27);
the dispensing valve (26) comprises: the glue spraying device comprises a pressing block (1), a cylinder sleeve (2) for storing glue, a glue cavity body (4), a cover plate (5) and a glue spraying head (6), wherein a glue inlet concave cavity (401) and a glue outlet concave cavity (403) are formed in the glue cavity body (4) arranged on a base plate (7), and a first glue inlet channel (405), a first glue outlet channel (406), a second glue inlet channel (407) and a second glue outlet channel (408) are respectively formed in the glue cavity body (4);
the first glue inlet channel (405) is respectively communicated with the glue inlet concave cavity (401) and the glue inlet pipe (8), the first glue outlet channel (406) is respectively communicated with the glue inlet concave cavity (401) and the cylinder sleeve (2), the second glue inlet channel (407) is respectively communicated with the cylinder sleeve (2) and the glue outlet concave cavity (403), and the second glue outlet channel (408) is respectively communicated with the glue outlet concave cavity (403) and a third glue outlet channel (601) in the glue dispensing head (6);
a first piston rod (10) is installed on the cylinder sleeve (2), the pressing block (1) connected to a Z-axis driving mechanism (12) is positioned above the first piston rod (10), and a contact inductor (13) is arranged on the surface of the pressing block (1) opposite to the first piston rod (10);
the cylinder sleeve (2) is arranged on the upper end face of the rubber cavity body (4), the 2 pneumatic plugs (14) are respectively arranged in the rubber inlet concave cavity (401) and the rubber outlet concave cavity (403), and the 2 springs (15) respectively sleeved on the 2 pneumatic plugs (14) are respectively positioned between the bottoms of the rubber inlet concave cavity (401) and the rubber outlet concave cavity (403) and the corresponding pneumatic plugs (14);
the cover plate (5) is connected with the rubber cavity body (4), and 2 air nozzles (16) are arranged on the surfaces of the cover plate (5) and the rubber cavity body (4) which are back to each other and are communicated with the pneumatic choke plug (14) through a through hole (501);
one end of the first glue inlet channel (405) communicated with the glue inlet pipe (8) is positioned behind one end of the first glue inlet channel communicated with the glue inlet concave cavity (401), so that an included angle is formed between the first glue inlet channel (405) and the horizontal direction;
one end of the first glue outlet channel (406) communicated with the cylinder sleeve (2) is positioned behind one end of the first glue outlet channel communicated with the glue inlet cavity (401), so that an included angle is formed between the first glue outlet channel (406) and the horizontal direction;
one end of the second glue inlet channel (407) communicated with the cylinder sleeve (2) is positioned behind one end of the second glue inlet channel communicated with the glue outlet concave cavity (403), so that an included angle is formed between the second glue inlet channel (407) and the horizontal direction;
one end of the second glue outlet channel (408) communicated with the glue outlet concave cavity (403) is positioned on the outer side of one end of the second glue outlet channel communicated with the glue dispensing head (6), so that the second glue outlet channel (408) is obliquely arranged.
2. The small-flow precise dispensing device of claim 1, wherein: the Z-axis driving mechanism (12) comprises a servo motor (121) and a lead screw (122) connected with the servo motor (121), and the pressing block (1) is arranged on a lead screw nut (123) arranged on the lead screw (122).
3. The small-flow precise dispensing device according to claim 2, wherein: the pressing block (1) is connected to the screw nut (123) through the adapter plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122639384.XU CN216936786U (en) | 2021-11-01 | 2021-11-01 | Small-flow precise dispensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122639384.XU CN216936786U (en) | 2021-11-01 | 2021-11-01 | Small-flow precise dispensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216936786U true CN216936786U (en) | 2022-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122639384.XU Active CN216936786U (en) | 2021-11-01 | 2021-11-01 | Small-flow precise dispensing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216936786U (en) |
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2021
- 2021-11-01 CN CN202122639384.XU patent/CN216936786U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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. |