CN210884214U - High-speed high accuracy integral type negative pressure sucking disc - Google Patents
High-speed high accuracy integral type negative pressure sucking disc Download PDFInfo
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- CN210884214U CN210884214U CN201921204467.2U CN201921204467U CN210884214U CN 210884214 U CN210884214 U CN 210884214U CN 201921204467 U CN201921204467 U CN 201921204467U CN 210884214 U CN210884214 U CN 210884214U
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Abstract
The utility model discloses a high-speed high-precision integrated negative pressure sucker, which comprises a sucker structure body, wherein the sucker structure body comprises an upper shell and a sucker body, a negative pressure adsorption structure is integrated in the upper shell, the negative pressure adsorption structure comprises a high-pressure air source air inlet pipe, a high-pressure side air inlet and a high-pressure jet gas channel, the suction cup comprises a low-pressure side air port, a high-pressure air source air inlet pipe, a high-pressure side air inlet, a solenoid valve, a high-pressure jet flow gas channel, a high-pressure side air inlet and a low-pressure side air port, wherein one end of the high-pressure air source air inlet pipe is communicated with an external high-pressure air source, the other end of the high-pressure air source air inlet pipe is connected with the high-pressure side air inlet, the middle of one surface of the suction cup body is a vacuum negative pressure adsorption surface, an adsorption vacuum negative pressure gas channel is arranged in the suction cup body, the adsorption. The utility model discloses guarantee to guarantee the high accuracy location, improved the utilization ratio of the energy, compact structure response speed is fast realizes high-speed the application.
Description
Technical Field
The invention relates to the technical field of negative pressure/vacuum adsorption, in particular to a high-speed high-precision integrated negative pressure sucker which is mainly used for picking and transporting photovoltaic solar silicon wafers and battery pieces, semiconductor wafers and integrated electronic components and other industries and occasions where workpieces can be picked in a negative pressure/vacuum adsorption mode.
Background
The negative pressure/vacuum chuck is generally applied to the adsorption type picking-up occasion of workpieces in industrial automation, and mainly has the following defects:
1. in the prior art, vacuum adsorption is realized in a combined mode of three independent elements, namely an electromagnetic valve, a vacuum generator and a sucker, the response time of the vacuum adsorption is slow, and the precision is low, so that the development of the industry is disturbed.
2. The three independent elements limit the installation volume, occupy large installation space and further limit the application of the high-speed occasions due to large weight.
3. The three independent elements need to be connected through pipelines, when vacuum negative pressure is applied, air in the pipelines is firstly pumped out to enable the adsorption surface to generate pressure difference to adsorb the workpiece, and meanwhile, when vacuum is broken, air is firstly filled in the space in the pipelines to eliminate the pressure difference. The air in the pipeline needs a certain time to be pumped out and filled in the pipeline, so that the response time of the sucker is long, and high-speed application cannot be achieved.
4. The conventional sucker is made of flexible materials for ensuring the sealing in the adsorption cavity, the position precision of the flexible materials is reduced at will, and the high-precision positioning of a workpiece cannot be met.
5. The vacuum cavity is large, the consumption of compressed air is large, and the energy utilization rate is low.
Disclosure of Invention
The present invention aims to solve at least one of the above technical problems to a certain extent. Therefore, the invention provides a high-speed high-precision integrated negative pressure sucker.
The invention provides a high-speed high-precision integrated negative pressure sucker, which comprises a sucker structure body and is characterized in that: the sucker structure body comprises an upper shell and a sucker body, a negative pressure adsorption structure is integrated in the upper shell, the negative pressure adsorption structure comprises a high pressure gas source inlet pipe, a high pressure side gas inlet, a high pressure jet flow gas channel and a low pressure side gas inlet, one end of the high-pressure air source air inlet pipe is communicated with an external high-pressure air source, the other end of the high-pressure air source air inlet pipe is connected with the high-pressure side air inlet, the high-pressure gas source inlet pipe is provided with an electromagnetic valve, the high-pressure jet gas channel is communicated with the high-pressure side gas inlet and the low-pressure side gas inlet, the middle part of one surface of the sucker body is a vacuum negative pressure adsorption surface, an adsorption vacuum negative pressure air guide channel is arranged in the sucker body, the adsorption vacuum negative pressure gas guide channel is communicated with the vacuum negative pressure adsorption surface and is communicated with the high-pressure jet flow gas channel and the low-pressure side gas port through a vacuum negative pressure area.
Furthermore, the sucking disc body is made of sealing materials on the outer side of the vacuum negative pressure adsorption surface, and the sealing materials and the sucking disc body are integrated into a whole.
Further, the vacuum negative pressure suction surface may be formed into a flat surface having an arbitrary shape according to the shape of the object to be sucked.
Further, the vacuum negative pressure adsorption surface is a square plane, a circular plane or other special-shaped planes.
Furthermore, the low-pressure side air port is directly communicated with the outside, and vacuum or negative pressure is broken through external air backflow.
Furthermore, the vacuum negative pressure area and the suction cup body are integrally formed or a plurality of structures are integrated into a whole.
Furthermore, the adsorption vacuum negative pressure air guide channel is a linear channel or a curve channel.
Furthermore, the adsorption vacuum negative pressure air guide channel is one or more channels.
Further, the negative pressure adsorption structure is one or a plurality of same structures integrated into a whole.
The invention has the beneficial effects that: the high-speed high-precision integrated negative pressure sucker has the following advantages:
1. the invention integrates the independent elements of the electromagnetic valve and the sucker into one element and ensures that the electromagnetic valve and the sucker are provided with a switch of high-pressure air, the vacuum is generated and broken, the time delay generated by a pipeline cavity is eliminated, the miniaturization of the element is realized under the condition of ensuring the unchanged function, and the vacuum negative pressure adsorption surface is ensured to be not deformed or have extremely low deformation.
2. According to the invention, the pressure difference of the pressure gas generated by changing the path of the compressed air in the sucker structure is adopted to remove the gas in the sucker, the low-pressure side gas port is directly communicated with the outside, after the condition that the front-end high-pressure gas passes through the flow passage is judged, the pressure difference disappears, and the outside gas can directly flow back into the sucker cavity through the low-pressure side gas port, so that the time delay generated by a pipeline is eliminated.
3. The electromagnetic valve for controlling the high-pressure air switch is directly integrated and installed on the high-pressure air source air inlet pipe, and the gas pipeline at the high-pressure end is further cancelled, so that the time delay generated by the pipeline at the high-pressure side is cancelled.
4. The sealing material and the sucker body are integrated into a whole, and the sealing material is in contact sealing with the workpiece in a large area, so that the uncontrollable deformation of the sealing material is reduced, the position of the sealing material is unchanged or the variation is extremely low after the sealing material adsorbs the workpiece, and the high-precision positioning is ensured.
5. The cavity from the electromagnetic valve switch to the vacuum generating structure to the sucker body and the structure body are integrated, all auxiliary cavities are eliminated, the vacuum cavity is minimized, and a small amount of high-pressure air can drive the whole sucker to work, so that the demand on compressed gas is low, and the utilization rate of energy is improved.
The invention has compact structure and high response speed, realizes high-speed application, reduces the response time from conventional hundreds of milliseconds to second level to a few milliseconds level, and improves the response speed by more than 10 times; in the field of photovoltaic solar cells, a precondition basic condition is established for the large-scale production of high-efficiency tiled solar cell panels.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of a high-speed high-precision integrated negative pressure suction cup of the present invention.
Reference numerals: the vacuum suction device comprises an upper shell 1, a high-pressure gas source air inlet pipe 11, an electromagnetic valve 12, a high-pressure side air inlet 13, a high-pressure jet gas channel 14, a low-pressure side air inlet 15, a suction cup body 2, a vacuum negative pressure adsorption surface 21, an adsorption vacuum negative pressure gas guide channel 22 and a vacuum negative pressure area 23.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, if any, are used in the orientations and positional relationships indicated in the drawings, which are merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; 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 specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
First, a high-speed and high-precision integrated negative pressure suction cup according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the high-speed high-precision integrated negative pressure suction cup of the present invention comprises a suction cup structure body, and is characterized in that: the sucking disc structure includes casing 1 and sucking disc body 2, it is provided with negative pressure adsorption structure to go up the integration in the casing 1, negative pressure adsorption structure is including high pressurized air source intake pipe 11, high-pressure side gas inlet 13, high-pressure jet gas passageway 14, low pressure side gas inlet 15, high pressurized air source intake pipe 11 one end intercommunication outside high pressurized air source, the other end is connected high pressurized side gas inlet 13, be provided with solenoid valve 12 in the high pressurized air source intake pipe 11, the solenoid valve 12 direct integrated installation that will control the high-pressure air switch is on high pressurized air source intake pipe 11, thereby further cancel the time delay of the pipeline production of high-pressure side of the gas pipeline of high-pressure end. High-pressure jet gas passageway 14 intercommunication high-pressure side gas inlet 13 with low pressure side gas inlet 15, the one side middle part of suction cup body 2 is vacuum negative pressure adsorption face 21, be provided with in the suction cup body 2 and adsorb vacuum negative pressure air guide passageway 22, adsorb vacuum negative pressure air guide passageway 22 intercommunication vacuum negative pressure adsorption face 21, adsorb vacuum negative pressure air guide passageway 22 through a vacuum negative pressure region 23 intercommunication high-pressure jet gas passageway 14 reaches low pressure side gas inlet 15.
The invention integrates the independent elements of the electromagnetic valve 12 and the sucker 2 into one element and ensures that the device has the switch of high-pressure air, generates and breaks vacuum, cancels time delay generated by a pipeline cavity, realizes the miniaturization of the element under the condition of ensuring the unchanged function, and ensures that the vacuum negative pressure adsorption surface 21 needs to be sealed and needs not to deform or has extremely low deformation. The pressure difference of the pressure gas generated by changing the drift diameter of the compressed air in the sucker structure body is used for pumping out the gas in the sucker body 2, the low-pressure side gas port 15 is directly communicated with the outside, after the front-end high-pressure gas is judged to pass through the flow channel, the pressure difference disappears, and the outside gas can directly flow back into the sucker cavity through the low-pressure side gas port 15, so that the time delay generated by a pipeline is eliminated.
The invention integrates the cavity from the electromagnetic valve 12 switch to the vacuum generating structure to the sucker body 2 and the structure, eliminates all auxiliary cavities, minimizes the vacuum cavity, and drives the whole sucker to work by a small amount of high-pressure air, thereby having low demand on compressed gas and improving the utilization rate of energy.
In a preferred embodiment of the present invention, the suction cup body 2 is made of a sealing material on the outer side of the vacuum suction surface 21, and the sealing material and the suction cup body 2 are integrated into a whole. The large-area contact sealing with the workpiece reduces the uncontrollable deformation of the sealing material, so that the position of the sealing material is unchanged or the variation is extremely low after the sealing material adsorbs the workpiece, and the high-precision positioning is ensured.
In a preferred embodiment of the present invention, the vacuum negative pressure adsorption surface 21 can be made into a plane with any shape according to the shape of the object to be adsorbed; the vacuum negative pressure adsorption surface 21 is a square plane, a circular plane or other special-shaped planes; and a curved surface identical to the surface of the workpiece.
In a preferred embodiment of the present invention, the low pressure side gas port 15 is directly connected to the outside, and the vacuum or negative pressure is broken by the backflow of the outside gas.
In a preferred embodiment of the present invention, the vacuum negative pressure region 23 and the suction cup body 2 are integrally formed.
In a preferred embodiment of the present invention, the vacuum suction/negative pressure gas guide channel 22 is a linear channel or a curved channel.
In a preferred embodiment of the present invention, the vacuum suction/negative pressure gas guide channel 22 is one or more channels.
In a preferred embodiment of the present invention, the negative pressure suction structure is one or more integrated structures to improve the suction force or selectively suck the workpiece.
The invention is mainly used for absorbing photovoltaic silicon chips and battery pieces and semiconductor wafers; the method is characterized in that the production capacity of equipment for picking up the silicon wafers/cells is remarkably improved and the energy consumption is reduced by machines such as a silicon wafer feeding machine, a silicon wafer inserting machine, a sorting machine, a wafer reversing machine, a solar cell loading and unloading machine, a solar cell series welding machine for turning various types of solar cells, a shingle series welding machine and the like in the photovoltaic industry; the production efficiency of a chip mounter is remarkably improved when a semiconductor picks up a wafer and an IC chip.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.
Claims (9)
1. The utility model provides a high-speed high accuracy integral type negative pressure sucking disc, its includes the sucking disc structure, its characterized in that: the sucker structure body comprises an upper shell and a sucker body, a negative pressure adsorption structure is integrated in the upper shell, the negative pressure adsorption structure comprises a high pressure gas source inlet pipe, a high pressure side gas inlet, a high pressure jet flow gas channel and a low pressure side gas inlet, one end of the high-pressure air source air inlet pipe is communicated with an external high-pressure air source, the other end of the high-pressure air source air inlet pipe is connected with the high-pressure side air inlet, the high-pressure gas source inlet pipe is provided with an electromagnetic valve, the high-pressure jet gas channel is communicated with the high-pressure side gas inlet and the low-pressure side gas inlet, the middle part of one surface of the sucker body is a vacuum negative pressure adsorption surface, an adsorption vacuum negative pressure air guide channel is arranged in the sucker body, the adsorption vacuum negative pressure gas guide channel is communicated with the vacuum negative pressure adsorption surface and is communicated with the high-pressure jet flow gas channel and the low-pressure side gas port through a vacuum negative pressure area.
2. The high-speed high-precision integrated negative pressure sucker as claimed in claim 1, wherein: the sucking disc body is made of sealing materials on the outer side of the vacuum negative pressure adsorption surface, and the sealing materials and the sucking disc body are integrated into a whole.
3. The high-speed high-precision integrated negative pressure sucker as claimed in claim 1, wherein: the vacuum negative pressure adsorption surface can be made into a plane with any shape according to the shape of an adsorbed object.
4. The high-speed high-precision integrated negative pressure sucker as claimed in claim 3, wherein: the vacuum negative pressure adsorption surface is a square plane, a circular plane or a special-shaped plane.
5. The high-speed high-precision integrated negative pressure sucker as claimed in claim 1, wherein: the low-pressure side air port is communicated with the outside, and vacuum or negative pressure is broken through external air backflow.
6. The high-speed high-precision integrated negative pressure sucker as claimed in claim 1, wherein: the vacuum negative pressure area and the sucker body are integrally formed or integrated by a plurality of structures.
7. The high-speed high-precision integrated negative pressure sucker as claimed in claim 1, wherein: the adsorption vacuum negative pressure air guide channel is a linear channel or a curve channel.
8. The high-speed high-precision integrated negative pressure sucker as claimed in claim 1 or 7, wherein: the adsorption vacuum negative pressure air guide channel is one or more channels.
9. The high-speed high-precision integrated negative pressure sucker as claimed in any one of claims 1 to 7, wherein: the negative pressure adsorption structure is one or a plurality of integrated same structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921204467.2U CN210884214U (en) | 2019-07-29 | 2019-07-29 | High-speed high accuracy integral type negative pressure sucking disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921204467.2U CN210884214U (en) | 2019-07-29 | 2019-07-29 | High-speed high accuracy integral type negative pressure sucking disc |
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| Publication Number | Publication Date |
|---|---|
| CN210884214U true CN210884214U (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921204467.2U Active CN210884214U (en) | 2019-07-29 | 2019-07-29 | High-speed high accuracy integral type negative pressure sucking disc |
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| Country | Link |
|---|---|
| CN (1) | CN210884214U (en) |
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2019
- 2019-07-29 CN CN201921204467.2U patent/CN210884214U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230817 Address after: 215333 Factory Building 101, Building A7, Shunyang Entrepreneurship Park, West Side of Yanhu Avenue, Huaqiao Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Suzhou Wisdom Valley Laser Intelligent Equipment Co.,Ltd. Address before: 215129 203-1, Building 3, No. 455, the Pearl River Road, High tech Zone, Suzhou, Jiangsu Province Patentee before: Weimi Shenzhi (Suzhou) Industrial Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |