CN217918541U - Automatic filling device of heat conduction silicone grease - Google Patents
Automatic filling device of heat conduction silicone grease Download PDFInfo
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- CN217918541U CN217918541U CN202221888161.5U CN202221888161U CN217918541U CN 217918541 U CN217918541 U CN 217918541U CN 202221888161 U CN202221888161 U CN 202221888161U CN 217918541 U CN217918541 U CN 217918541U
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Abstract
The utility model relates to an automatic filling device of heat-conducting silicone grease, which comprises a material cylinder, a material pressing piston, an exhaust pipe, a discharge pipe, an extrusion nozzle, a pneumatic valve, a filling control cylinder, a mounting plate, a lifting cylinder, a needle tube jig and a needle tube exhaust cylinder; the material pressing piston is in sealing fit with the material cylinder, the air exhaust hole is formed in the material pressing piston, the pneumatic valve is arranged at the extrusion nozzle, the needle tube jig and the needle tube exhaust cylinder are both arranged on the lifting plate, and the lifting cylinder is arranged on the mounting plate. This application takes the air in the material jar out, extrudes the gas in the discharging tube, also extrudes the gas in the needle tubing, and whole filling process can not have gas to get into or remain in the needle tubing to solved the easy gaseous technical problem of reserving in the needle tubing well, the difficult phenomenon such as glue breaking and spouting of glue of reoccurrence of in-process is glued at automatic point at customer terminal, promotes customer satisfaction. The automatic filling device realizes automatic exhaust and automatic extrusion filling, is convenient and fast, has high production efficiency, and also improves the filling quality.
Description
Technical Field
The utility model relates to an automatic filling technical field especially relates to an automatic filling device of heat conduction silicone grease.
Background
The heat-conducting silicone grease is a single-component and high-adaptability heat-conducting interface material synthesized by materials such as ceramic powder and silicone oil through a special process, the material has a stress strain value superior to that of an ultra-soft heat-conducting silicone gasket, gaps can be filled well, heat transfer from a heating component to a radiating component is realized, and meanwhile, the heat-conducting silicone grease can play roles of insulation, sealing, shock absorption, attractiveness and the like, can meet the design requirements of product miniaturization and lightness and thinness, and is widely applied to scenes such as chip radiating modules, photoelectric modules, 5G communication, automobile electronic modules and the like.
Along with the promotion of customer end degree of automation, higher requirement has been proposed to the packing of heat conduction silicone grease, for example, filling capacity flexibility will be high, the needle tubing (the partial shipment container of heat conduction silicone grease) is inside can not have gaseously, otherwise there can be the phenomenon such as glue breaking and spouting at automatic point in-process, current automatic filling device of heat conduction silicone grease generally is applicable to large batch filling, the material is extravagant serious in small batch filling, if adopt artifical filling, can not solve the needle tubing content again well and easily remain gaseously technical problem, it is necessary to develop an automatic filling device to small batch filling.
SUMMERY OF THE UTILITY MODEL
In order to solve among the prior art automatic filling device of heat conduction silicone grease the material is extravagant serious in the filling of small batch to and adopt artifical filling, can not solve the technical problem that the needle tubing content easily remains gas well again, the utility model provides an automatic filling device of heat conduction silicone grease.
The application provides a heat conduction silicone grease automatic filling device adopts following technical scheme: an automatic filling device for heat-conducting silicone grease comprises a material cylinder, a pressing piston, an exhaust pipe, a discharge pipe, an extrusion nozzle, a pneumatic valve, a filling control cylinder, a mounting plate, a lifting cylinder, a needle tube jig and a needle tube exhaust cylinder; the material pressing piston is in sealing fit with the material cylinder, an air suction hole communicated with an air suction pipe is formed in the material pressing piston and used for vacuumizing the material cylinder, one end of the discharge pipe is communicated with the material cylinder, the other end of the discharge pipe is communicated with the extrusion nozzle, a pneumatic valve is arranged at the extrusion nozzle, and the filling control cylinder is used for driving the pneumatic valve to be opened and closed; the needle tube jig is arranged on the lifting plate and used for fixing a needle tube, and the needle tube exhaust air cylinder is arranged on the lifting plate and used for pushing a needle tube piston in the needle tube to move so as to exhaust air in the needle tube; the lifting cylinder is arranged on the mounting plate and used for driving the lifting plate to lift so as to enable the material nozzle of the needle tube to be in butt joint with the extrusion nozzle.
By adopting the technical scheme: according to the automatic glue dispensing device, the air exhaust hole is formed in the material pressing piston, air in the material cylinder is exhausted by using external vacuum equipment, the filling control cylinder is used for opening and closing the pneumatic valve, air in the discharge pipe is extruded, air in the needle pipe is extruded by using the needle pipe exhaust cylinder, and no air enters or is reserved in the needle pipe in the whole filling process, so that the technical problem that air is easily reserved in the needle pipe is well solved, the phenomena of glue breaking, glue spraying and the like are not prone to happening at a client terminal in the automatic glue dispensing process, and the customer satisfaction is improved; the automatic filling device realizes automatic exhaust and automatic extrusion filling, is convenient and quick, has high production efficiency, and also improves the filling quality; compare current large-scale filling equipment, material jar and discharging pipe volume are less, and remaining heat conduction silicone grease is also very few, more can practice thrift raw and other materials, and it is also more convenient when changing the type at every turn and wasing.
Preferably, a vacuum valve is further arranged on the exhaust tube.
By adopting the technical scheme: the vacuum valve is used for controlling the vacuumizing time, and after the vacuumizing is finished, the vacuum valve can be closed, so that the material pipe is always kept in a higher vacuum degree.
Preferably, a manual ball valve is further arranged on the discharge pipe.
By adopting the technical scheme: the manual ball valve is added, and the discharge pipe can be closed under emergency and accident conditions, so that the safety of the automatic filling device is improved.
Preferably, the mounting plate is a vertical plate, and the filling control cylinder is also arranged on the vertical plate.
By adopting the technical scheme: the needle tube exhaust cylinder, the filling control cylinder and the lifting cylinder are directly or indirectly arranged on the mounting plate, the integration level is high, and the volume of the automatic filling device can be better controlled.
Preferably, the lifting cylinder is a double-rod cylinder, and the filling control cylinder and the needle tube exhaust cylinder are single-rod cylinders.
By adopting the technical scheme: the anti-torsion capability of the double-rod cylinder is better, the straightness of the lifting motion of the lifting plate and the needle tube jig can be well ensured, and the material nozzle of the needle tube is accurately butted with the extrusion nozzle; the single-rod cylinder is low in cost and is suitable for being used in places with low requirements on torsion resistance, so that the cost of the whole device is reduced.
Preferably, the lifting plate is slidably disposed on the mounting plate through a rail slider structure.
By adopting the technical scheme: the straightness accuracy of lifter plate motion further promotes, and antitorque commentaries on classics ability is stronger, further guarantees the material mouth and the accurate butt joint of extrusion mouth of needle tubing.
Preferably, the automatic filling device of heat conduction silicone grease further comprises a pressing cylinder for driving the pressing piston to move.
By adopting the technical scheme: the pressing piston can be driven to work by the pressing cylinder.
Preferably, a piston push rod matched with the needle tube piston is arranged on a cylinder shaft of the needle tube exhaust cylinder.
By adopting the technical scheme: the piston push rod is replaced to adapt to the needle tubes with different sizes, the sizes of the needle tubes are different, and the sizes of the needle tube pistons are also different.
Preferably, a cylinder induction switch is arranged on the needle tube exhaust cylinder and used for inducing the position of a cylinder shaft of the needle tube exhaust cylinder.
By adopting the technical scheme: the cylinder inductive switch can sense the position of a cylinder shaft of the needle tube exhaust cylinder so as to calculate the position of the needle tube piston, thereby judging whether the needle tube piston is completely pushed to the bottom, ensuring that the needle tube piston is pressed down to the position, calculating whether the needle tube piston reaches a preset height after filling, indicating that the filling has reached a preset capacity if the needle tube piston reaches the preset height, and at the moment, controlling the cylinder to close the pneumatic valve through the filling to stop the filling.
Preferably, the automatic filling device further comprises an electronic induction switch for inducing the position of the needle tube jig so as to control the movement of the lifting cylinder.
By adopting the technical scheme: the position of the material nozzle of the needle tube can be calculated through the position of the needle tube jig, so that whether the material nozzle is tightly butted with the extrusion nozzle or not is judged.
To sum up, the utility model discloses a following at least one useful technological effect:
1. according to the filling device, air in the material cylinder is pumped out, air in the discharge pipe is extruded out, air in the needle pipe is also extruded out, and no air enters or is retained in the needle pipe in the whole filling process, so that the technical problem that air is easy to retain in the needle pipe is well solved, the phenomena of glue breaking, glue spraying and the like are not easy to occur in the automatic glue dispensing process at a client terminal, and the customer satisfaction is improved;
2. the automatic filling device realizes automatic exhaust and automatic extrusion filling, is convenient and quick, has high production efficiency, and also improves the filling quality;
3. compared with the existing large-scale filling equipment, the material cylinder and the material discharging pipe are smaller in size, the residual heat-conducting silicone grease is very little, raw materials can be saved, and the model changing and cleaning are more convenient each time;
4. this application can match different needle tubing sizes through different specification needle tubing tools, also can be according to customer's demand, and the filling volume of different heat conduction silicone grease product types of filling and consistency can also set for different specifications.
Drawings
Fig. 1 is a perspective view illustrating an automatic filling apparatus for thermally conductive silicone grease according to an embodiment of the present disclosure;
FIG. 2 is a side view of an automatic filling apparatus for thermally conductive silicone grease in accordance with an embodiment of the present invention;
FIG. 3 is a schematic diagram showing the material pressing piston and the material cylinder in an exploded state according to the embodiment of the present application;
fig. 4 is a perspective view illustrating the filling state of the embodiment of the present application.
In the figure, 1, a material cylinder; 2. a material pressing piston; 21. an air exhaust hole; 3. an exhaust pipe; 4. a discharge pipe; 5. an extrusion nozzle; 6. a pneumatic valve; 7. filling a control cylinder; 8. mounting a plate; 9. a lifting plate; 10. a lifting cylinder; 11. a needle tube jig; 12. a needle tube exhaust cylinder; 13. a vacuum valve; 14. a manual ball valve; 15. a cylinder induction switch; 16. an electronic inductive switch; 17. a piston push rod; 100. a needle tube; 101. a needle cannula piston; 102. a material nozzle.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the utility model discloses an automatic filling device of heat-conducting silicone grease, which comprises a material cylinder 1, a pressing piston 2, an exhaust tube 3, a discharging tube 4, a ball valve, an extrusion nozzle 5, a pneumatic valve 6, a filling control cylinder 7, a mounting plate 8, a lifting plate 9, a lifting cylinder 10, a needle tube jig 11 and a needle tube exhaust cylinder 12; the material pressing piston 2 is in sealing fit with the material cylinder 1, an air exhaust hole 21 communicated with an air exhaust pipe 3 is formed in the material pressing piston 2 and is used for vacuumizing the material cylinder 1, the air exhaust pipe 3 is communicated with external vacuumizing equipment, one end of a discharging pipe 4 is communicated with the material cylinder 1, the other end of the discharging pipe is communicated with an extrusion nozzle 5, a pneumatic valve 6 is arranged at the extrusion nozzle 5, and a filling control cylinder 7 is used for driving the pneumatic valve 6 to open and close.
The needle tube jig 11 is arranged on the lifting plate 9 and used for fixing the needle tube 100, the needle tube exhaust air cylinder 12 is arranged on the lifting plate 9 and used for pushing the needle tube piston 101 in the needle tube 100 to move so as to exhaust air in the needle tube 100, and the needle tube exhaust air cylinder 12 is provided with an air cylinder induction switch 15 and used for inducing the position of an air cylinder shaft of the needle tube exhaust air cylinder 12. The lifting cylinder 10 is arranged on the mounting plate 8 and is used for driving the lifting plate 9 to lift so as to enable the material nozzle 102 of the needle tube 100 to be in butt joint with the extrusion nozzle 5. The automatic filling device further comprises an electronic induction switch 16 for sensing the position of the needle tube jig 11 so as to control the movement of the lifting cylinder 10.
The automatic filling device for the heat-conducting silicone grease further comprises a pressing cylinder (not shown) for driving the pressing piston 2 to move.
Referring to fig. 1, a piston push rod 17 adapted to a syringe piston 101 is disposed on a cylinder shaft of the syringe degassing cylinder 12. By replacing the plunger rod 17, syringes 100 of different sizes are adapted, and the syringe 100 and the syringe plunger 101 are of different sizes.
Referring to fig. 3, the material pressing piston 2 can be taken out of the material cylinder 1, so that the heat-conducting silicone grease can be added into the material cylinder 1, then the material pressing piston 2 is placed into the material cylinder 1, and the material pressing piston 2 is generally driven by external pressurizing equipment.
Referring to fig. 4, which is a state diagram during filling of the present application, the lifting cylinder 10 drives the lifting plate 9 to move down, the needle tube jig 11 and the needle tube 100 move down with it, so that the material nozzle 102 of the needle tube 100 is in close contact with the extrusion nozzle 5, and the needle tube exhaust cylinder 12 also pushes the needle tube piston 101 to the bottom of the needle tube 100.
The filling process of the embodiment of the application is described as follows: firstly, pouring heat-conducting silicone grease into a material cylinder 1, then covering a material pressing piston 2, and pumping air out of the material cylinder 1 by utilizing external vacuum pumping equipment.
Secondly, opening the pneumatic valve 6 by using the filling control cylinder 7, moving the material pressing piston 2 downwards, extruding heat-conducting silicone grease into the discharge pipe 4, extruding gas in the discharge pipe 4 by using the heat-conducting silicone grease, and closing the pneumatic valve 6 by using the filling control cylinder 7 when the heat-conducting silicone grease overflows from the extrusion nozzle 5; the needle tube 100 is installed on the needle tube jig 11, the needle tube degassing cylinder 12 is started, the needle tube piston 101 in the needle tube 100 is pushed to the bottommost part by the needle tube degassing cylinder 12, gas of the needle tube 100 is extruded out, and the cylinder induction switch 15 can judge whether the needle tube piston 101 is pushed to the bottommost part by sensing the position of the cylinder shaft of the needle tube degassing cylinder 12.
Thirdly, starting the lifting cylinder 10 to drive the lifting plate 9 and the needle tube jig 11 to move downwards, so that the material nozzle 102 of the needle tube 100 is in butt joint with the extrusion nozzle 5, wherein the electronic induction switch 16 can sense the position of the needle tube jig 11 and can calculate the position of the material nozzle 102 of the needle tube 100, so as to judge whether the material nozzle is in tight butt joint with the extrusion nozzle 5, and when the needle tube jig 11 triggers the electronic induction switch 16, the lifting cylinder 10 stops moving; utilize filling control cylinder 7 to open pneumatic valve 6, press material piston 2 to continue downstream, extrude heat conduction silicone grease into needle tubing 100 in, cylinder inductive switch 15 is through the position of the cylinder axle of response needle tubing exhaust cylinder 12, just can judge, whether push away needle tubing piston 101 to the height that requires, the volume of setting for reaching the filling when the response is then up to the time, utilize filling control cylinder 7 to close pneumatic valve 6 once more, prevent the excessive glue of heat conduction silicone grease, the filling of a needle tubing has just so been accomplished, it can to take off the needle tubing, generally still need to go up the sealing head. The filling of other needle tubes can be realized by repeating the above actions.
According to the automatic glue dispensing device, the air exhaust hole 21 is formed in the material pressing piston 2, air in the material cylinder 1 is exhausted by using external vacuum equipment, the filling control cylinder 7 is used for opening and closing the pneumatic valve 6, air in the material discharging pipe 4 is extruded out, air in the needle tube 100 is extruded out by using the needle tube exhaust cylinder 12, no air enters or is not stored in the needle tube 100 in the whole filling process, so that the technical problem that air is easy to store in the needle tube 100 is well solved, the phenomena of glue breaking, glue spraying and the like are difficult to occur in the automatic glue dispensing process at a client terminal, and the customer satisfaction is improved; the automatic filling device realizes automatic exhaust and automatic extrusion filling, is convenient and quick, has high production efficiency, and also improves the filling quality; compare current large-scale filling equipment, material jar 1 and discharging pipe 4 are small, and remaining heat conduction silicone grease is also very few, more can practice thrift raw and other materials, and it is also more convenient when changing the type at every turn and wasing.
When the needle tube 100 exhausts, the cylinder shaft of the needle tube exhaust cylinder 12 and the needle tube piston 101 synchronously move downwards, when the needle tube 100 is filled, the needle tube piston 101 is jacked up, and the cylinder shaft of the needle tube exhaust cylinder 12 and the needle tube piston 101 synchronously move upwards, so that the position of the needle tube piston 101 can be calculated after the cylinder sensing switch 15 senses the position of the cylinder shaft of the needle tube exhaust cylinder 12, whether the needle tube piston 101 is completely pushed to the bottom can be judged, the needle tube piston 101 is ensured to be pushed downwards to the position, whether the needle tube piston 101 reaches a preset height after filling is calculated, if the preset height is reached, the filling reaches a preset capacity, at the moment, the pneumatic valve 6 is closed through the filling control cylinder 7, and filling is stopped. The filling amount of each needle tube 100 can be automatically controlled by arranging the upper sensing point of the cylinder sensing switch 15, and the control is very convenient.
The position of the nozzle 102 of the needle tube 100 can be calculated by the cylinder shaft position of the lifting cylinder 10, thereby judging whether the nozzle is in close contact with the extrusion nozzle 5.
This application can match different needle tubing 100 sizes through different specification needle tubing tool 11, also can be according to customer's demand, and the filling volume of different specifications can also be set for to different heat conduction silicone grease product type of filling and consistency.
In this embodiment, a vacuum valve 13 is further disposed on the exhaust tube 3. The vacuum valve 13 is used for controlling the vacuum-pumping time, and after the vacuum-pumping is finished, the vacuum valve 13 can be closed, so that the material pipe is always kept in a higher vacuum degree.
In this embodiment, a manual ball valve 14 is also provided on the tapping pipe 4. The addition of the manual ball valve 14 allows the tapping pipe 4 to be closed in emergency and accident situations, thus increasing the safety of the automatic filling device.
In this embodiment, the mounting plate 8 is a vertical plate, and the filling control cylinder 7 is also disposed on the vertical plate. The needle tube exhaust cylinder 12, the filling control cylinder 7 and the lifting cylinder 10 are directly or indirectly arranged on the mounting plate 8, the integration level is high, and the volume of the automatic filling device can be better controlled.
In this embodiment, the lifting cylinder 10 is a double-rod cylinder, and the filling control cylinder 7 and the needle tubing degassing cylinder 12 are single-rod cylinders. The torsion resistance of the double-rod cylinder is better, the straightness of the lifting motion of the lifting plate 9 and the needle tube jig 11 can be well ensured, and the material nozzle 102 of the needle tube is accurately butted with the extrusion nozzle 5; the single-rod cylinder is low in cost and suitable for being used in places with low requirements on torsion resistance, so that the cost of the whole device is reduced.
In the present invention, as an equivalent alternative, the lifting plate can be slidably disposed on the mounting plate through the rail slider structure. The straightness accuracy of lifter plate motion further promotes, and antitorque commentaries on classics ability is stronger, further guarantees the material mouth and the accurate butt joint of extrusion mouth of needle tubing.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. An automatic filling device for heat-conducting silicone grease is characterized by comprising a material cylinder (1), a pressing piston (2), an exhaust pipe (3), a discharge pipe (4), an extrusion nozzle (5), a pneumatic valve (6), a filling control cylinder (7), a mounting plate (8), a lifting plate (9), a lifting cylinder (10), a needle tube jig (11) and a needle tube exhaust cylinder (12);
the material pressing piston (2) is in sealing fit with the material cylinder (1), an air exhaust hole (21) communicated with an air exhaust pipe (3) is formed in the material pressing piston (2) and used for vacuumizing the material cylinder (1), one end of a discharge pipe (4) is communicated with the material cylinder (1), the other end of the discharge pipe is communicated with an extrusion nozzle (5), a pneumatic valve (6) is arranged at the extrusion nozzle (5), and the filling control cylinder (7) is used for driving the pneumatic valve (6) to be opened and closed;
the needle tube jig (11) is arranged on the lifting plate (9) and used for fixing the needle tube (100), and the needle tube exhaust cylinder (12) is arranged on the lifting plate (9) and used for pushing a needle tube piston (101) in the needle tube (100) to move so as to exhaust air in the needle tube (100);
the lifting cylinder (10) is arranged on the mounting plate (8) and used for driving the lifting plate (9) to lift so as to enable the material nozzle (102) of the needle tube to be in butt joint with the extrusion nozzle (5).
2. The automatic filling device of the heat-conducting silicone grease as claimed in claim 1, wherein a vacuum valve (13) is further arranged on the exhaust tube (3).
3. The automatic filling device of the heat-conducting silicone grease as claimed in claim 1, wherein a manual ball valve (14) is further provided on the discharge pipe (4).
4. The automatic filling device of the heat-conducting silicone grease according to claim 1, wherein the mounting plate (8) is a vertical plate, and the filling control cylinder (7) is also arranged on the vertical plate.
5. The automatic filling device of claim 1, wherein the lifting cylinder (10) is a double-rod cylinder, and the filling control cylinder (7) and the needle exhaust cylinder (12) are single-rod cylinders.
6. The automatic filling device of heat-conducting silicone grease according to claim 1, wherein the lifting plate (9) is slidably disposed on the mounting plate (8) by a rail-slider structure.
7. The automatic filling device of the heat-conducting silicone grease as claimed in claim 1, further comprising a pressing cylinder for driving the pressing piston (2) to move.
8. The automatic filling device of the heat-conducting silicone grease as claimed in claim 1, wherein a piston push rod (17) matched with the needle tube piston (101) is arranged on the cylinder shaft of the needle tube exhaust cylinder (12).
9. The automatic filling device of heat-conducting silicone grease according to any one of claims 1 to 8, wherein a cylinder sensing switch (15) is provided on the needle exhaust cylinder (12) for sensing the position of the cylinder axis of the needle exhaust cylinder (12).
10. The automatic filling device of heat-conducting silicone grease according to any one of claims 1 to 8, further comprising an electronic sensing switch (16) for sensing the position of the needle jig (11) to control the movement of the lifting cylinder (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221888161.5U CN217918541U (en) | 2022-07-21 | 2022-07-21 | Automatic filling device of heat conduction silicone grease |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221888161.5U CN217918541U (en) | 2022-07-21 | 2022-07-21 | Automatic filling device of heat conduction silicone grease |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217918541U true CN217918541U (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221888161.5U Active CN217918541U (en) | 2022-07-21 | 2022-07-21 | Automatic filling device of heat conduction silicone grease |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217918541U (en) |
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2022
- 2022-07-21 CN CN202221888161.5U patent/CN217918541U/en active Active
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