CN212287695U - Grabbing device is used in production of high frequency high density circuit board - Google Patents
Grabbing device is used in production of high frequency high density circuit board Download PDFInfo
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- CN212287695U CN212287695U CN202020695241.3U CN202020695241U CN212287695U CN 212287695 U CN212287695 U CN 212287695U CN 202020695241 U CN202020695241 U CN 202020695241U CN 212287695 U CN212287695 U CN 212287695U
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Abstract
The utility model discloses a grabbing device for producing a high-frequency high-density circuit board, which comprises a negative pressure device and a sucker, wherein at least one group of annular partition plates are arranged in the sucker, two ends of the at least one group of annular partition plates are respectively connected with the inner top and the inner bottom of the sucker so as to divide the inside of the sucker into at least two groups of coaxial cavities, and the bottom of the sucker is provided with a plurality of through holes so as to be communicated with the at least two groups of cavities; the negative pressure device is connected with the cavity with the smallest inner diameter in the sucker; the cavity with the smallest inner diameter is communicated with other cavities through a plurality of guide pipes respectively, and each group of guide pipes is provided with an air valve; the utility model discloses a grabbing device when using, can adjust in a flexible way whether each cavity leads and then effective adsorption area on the adjustment sucking disc with the minimum cavity of internal diameter, it is compatible good to not equidimension circuit board absorption, and it is good to adjust convenient and adsorption effect.
Description
Technical Field
The utility model relates to a, especially a grabbing device is used in production of high frequency high density circuit board.
Background
High density circuit boards require the use of a robot to remove the circuit board from the production line during the manufacturing process.
At present, a sucking disc is adopted in the industry to suck the circuit board under negative pressure, and due to the fact that the size of the sucking disc is fixed, through holes in the bottom of the sucking disc are dense and hemp; to all kinds of circuit boards not of uniform size, when grabbing the great circuit board of area, the sucking disc adsorption effect is better, but when the circuit board that the diameter is less, only a small amount of through-holes and circuit board surface contact on the sucking disc, all the other through-holes then directly expose in the air, when the operating pressure of increase negative pressure equipment to the circuit board snatch the effect relatively poor, the circuit board very easily drops.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a grabbing device is used in production of high frequency high density circuit board to the circuit board that the area size varies is snatched in the adaptation.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a grabbing device is used in production of high frequency high density circuit board which characterized in that includes:
the sucking disc is internally provided with at least one group of annular partition plates, two ends of each group of annular partition plates are respectively connected with the inner top and the inner bottom of the sucking disc so as to divide the inside of the sucking disc into at least two groups of coaxially arranged cavities, and the bottom of the sucking disc is provided with a plurality of through holes so as to be respectively communicated with the at least two groups of cavities; in the conduction of the at least two groups of cavities, the cavity with the smallest inner diameter is respectively communicated with other cavities through a plurality of guide pipes, and each group of guide pipes is provided with an air valve;
and the negative pressure device is connected with the cavity with the smallest inner diameter in the sucking disc so as to suck air in the cavity with the smallest inner diameter.
In some preferred embodiments, the negative pressure device comprises a power cylinder and an air extraction cylinder, a second piston is arranged in the air extraction cylinder, the air extraction cylinder is connected with the power cylinder, the tail end of a piston rod of the power cylinder is connected with the second piston, and an air guide pipe is arranged at the tail end of the air extraction cylinder so as to drive the second piston to suck air into the air extraction cylinder along the air guide pipe through the power cylinder.
In some preferred embodiments, a first flange is arranged at the end part of the power cylinder, which faces one end of the air pumping cylinder, a second flange is arranged at the end, which faces away from the air guide pipe, of the air pumping cylinder, and the first flange and the second flange are connected through bolts.
In some preferred embodiments, a plurality of support columns are vertically arranged on the second flange plate, and the other ends of the plurality of support columns are connected with the suction cup.
In some preferred embodiments, the plurality of support posts are arranged in a circumferential array around the airway tube.
In some preferred embodiments, the lower end surface of the suction cup is provided with a soft pad, and the through holes all penetrate through the soft pad.
In some preferred embodiments, the plurality of guide tubes are arranged outside the suction cup, and two ends of each guide tube respectively penetrate through the surface of the suction cup to communicate the cavity with the smallest inner diameter with the other group of cavities.
In some preferred embodiments, the power cylinder is a hydraulic or pneumatic cylinder.
The utility model has the advantages of it is following:
in the gripping device of the utility model, the negative pressure device is communicated with the cavity with the smallest inner diameter in the sucker to generate negative pressure in the cavity, the cavity with the smallest inner diameter is respectively communicated with other cavities through a plurality of guide pipes, each group of guide pipes is provided with an air valve, when in use, the air valves can be switched to flexibly adjust whether each cavity and the cavity with the smallest inner diameter are communicated, so as to adjust the area of an effective adsorption area on the sucker; the effective adsorption area is determined according to the size of the circuit board, the sucker does not need to be replaced during use, the adsorption compatibility of the circuit boards with different sizes is good, the adjustment is convenient, and the adsorption effect is good.
Drawings
Fig. 1 is a perspective view a of the gripping device of the present invention;
FIG. 2 is a schematic view of the internal structure of the gripping device of the present invention;
fig. 3 is a perspective view B of the gripping device of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 1;
fig. 5 is a schematic view of the structure of the suction cup of the gripping device of the present invention;
FIG. 6 is a view showing a state of the gripping device of the present invention;
in the figure: 1-machine table, 2-conveying belt, 3-support, 300-motor, 310-swing arm, 320-rotating shaft, 4-power cylinder, 400-chassis, 410-piston rod, 411-first piston, 420-first flange plate, 421-bolt, 5-air suction cylinder, 500-second piston, 510-air guide pipe, 520-second flange plate, 521-supporting column, 6-suction cup, 600-first cavity, 610-second cavity, 620-third cavity, 630-partition plate, 640-soft cushion, 650-first conduit, 660-second conduit, 661-air valve, 670-through hole.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1 to 6, a gripping device for producing a high-frequency high-density circuit board comprises a power cylinder 4 and a negative pressure device, wherein in this embodiment, the negative pressure device comprises an air suction cylinder 5 and a suction cup 6.
The power cylinder 4 can be a hydraulic cylinder or a pneumatic cylinder, in this embodiment, a pneumatic cylinder structure is adopted, a first piston 411 is arranged in the pneumatic cylinder 4, and the first piston 411 is connected with a piston rod 410; a second piston 500 is arranged in the air pumping cylinder 5; the end part of the power cylinder 4 facing one end of the air pumping cylinder 5 is provided with a first flange plate 420, the upper end of the air pumping cylinder 5 is provided with a second flange plate 520, and the first flange plate 420 and the second flange plate 520 are connected through a bolt 421.
The end of the piston rod 410 of the power cylinder 4 extends into the air extraction cylinder 5 and is connected with the second piston 500, and the end of the air extraction cylinder 5 far away from the second flange 520 is provided with an air duct 510 so as to drive the second piston 500 to draw air into the air extraction cylinder 5 along the air duct 510 through the power cylinder 4.
At least one group of annular partition plates 630 are arranged in the suction cup 6, in this embodiment, the two groups of partition plates 630 have different inner diameters, the large inner diameter partition plate 630 is coaxially sleeved on the small inner diameter partition plate 630, and two ends of the two groups of annular partition plates 630 are respectively connected with the inner top and the inner bottom of the suction cup 6 to divide the inside of the suction cup 6 into 3 groups of coaxially arranged cavities, that is, a first cavity 600, a second cavity 610 and a third cavity 620, the inner diameters of which are sequentially increased; the first cavity 600 is located at the very centre of the suction plate 6.
The bottom of the sucking disc 6 is provided with a plurality of through holes 670 which are respectively communicated with the 3 groups of cavities; the air duct 510 is connected with the first cavity 600 with the smallest inner diameter in the suction cup 6; in the 3 groups of cavities, the first cavity 600 with the smallest inner diameter is communicated with the second cavity 610 through the first guide pipe 650, the first cavity 600 is communicated with the third cavity 620 through the second guide pipe 660, each group of guide pipes is provided with an air valve 661 for controlling the opening and closing of the guide pipe, the guide pipes in the embodiment are all flexible pipes, the air valves 661 are flow regulating valves commonly used on medical infusion sets, and when the guide pipes are flattened by rollers on the air valves 661, the pipelines are closed; the plurality of guide pipes are arranged outside the sucker 6, namely, in the implementation, two ends of each group of guide pipes penetrate through the surface of the sucker 6 respectively to communicate the first cavity 600 with the smallest inner diameter and the rest of the cavities, so that the inner area of the cavities is saved, and the assembly is facilitated.
In some embodiments, the negative pressure device may also be a vacuum machine, which is in communication with the first cavity 600 having the smallest inner diameter in the suction cup 6.
In this embodiment, a plurality of support columns 521 are vertically disposed on the second flange plate 420, the other ends of the support columns 521 are connected to the suction cup 6, and the support columns 521 are circumferentially arranged around the air duct 510, so as to enhance the connection strength between the air pumping unit 5 and the suction cup 6.
The terminal surface is equipped with cushion 640 under sucking disc 6, a plurality of through-holes 670 all run through cushion 640, and cushion 640 can be when adsorbing the circuit board face of fully laminating, reduces the face gap, adsorbs more firmly.
The utility model discloses a grabbing device user state diagram is shown in fig. 6, is equipped with conveyer belt 2 on board 1 and is used for the conveyer belt to snatch the circuit board, adopts prior art to be: be equipped with the manipulator on the board 1, the grabbing device in this embodiment is installed to the manipulator end, and optional embodiment is: swing arm 310 rotates with pivot 320 on the support 3 to be connected, swing arm 310 is terminal to be connected and snatch with the chassis 400 that is located the 4 upper ends of power cylinder, the PLC controller is used for controlling the flexible of motor 300 drive swing arm 310 swing and power cylinder 4, utilize power cylinder 4 drive air extraction section of thick bamboo 5 to breathe in, make and produce the negative pressure adsorption circuit board in the sucking disc 6, to the circuit board that differs in size, the optional pneumatic valve 661 on switching second cavity 610 and the third cavity 620, the effective adsorption area of nimble adjustment.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a grabbing device is used in production of high frequency high density circuit board which characterized in that includes:
the sucking disc (6) is internally provided with at least one group of annular partition plates (630), two ends of each group of annular partition plates (630) are respectively connected with the inner top and the inner bottom of the sucking disc (6) so as to divide the inside of the sucking disc (6) into at least two groups of coaxially arranged cavities, and the bottom of the sucking disc (6) is provided with a plurality of through holes (670) to be respectively communicated with the at least two groups of cavities; in the conduction of the at least two groups of cavities, the cavity with the smallest inner diameter is respectively communicated with other cavities through a plurality of guide pipes, and each group of guide pipes is provided with an air valve (661);
and the negative pressure device is connected with the cavity with the smallest inner diameter in the sucking disc (6) to suck air in the cavity with the smallest inner diameter.
2. The gripping device for producing the high-frequency high-density circuit board according to claim 1, wherein: the negative pressure device comprises a power cylinder (4) and an air extracting cylinder (5), a second piston (500) is arranged in the air extracting cylinder (5), the air extracting cylinder (5) is connected with the power cylinder (4), the tail end of a piston rod (410) of the power cylinder (4) is connected with the second piston (500), and the tail end of the air extracting cylinder (5) is provided with an air guide pipe (510) so that the power cylinder (4) can drive the second piston (500) to pump air into the air extracting cylinder (5) along the air guide pipe (510).
3. The grasping apparatus for high-frequency high-density circuit board production according to claim 2, wherein: the end part of the power cylinder (4) facing one end of the air pumping cylinder (5) is provided with a first flange plate (420), one end of the air pumping cylinder (5) deviating from the air guide pipe (510) is provided with a second flange plate (520), and the first flange plate and the second flange plate (520) are connected through a bolt (421).
4. The gripping device for producing the high-frequency high-density circuit board according to claim 3, wherein: a plurality of supporting columns (521) are vertically arranged on the second flange plate, and the other ends of the supporting columns (521) are connected with the suckers (6).
5. The gripping device for producing the high-frequency high-density circuit board according to claim 4, wherein: the support columns (521) are arranged in a circumferential array around the airway tube (510).
6. The grasping apparatus for high-frequency high-density circuit board production according to claim 2, 3, 4 or 5, wherein: the end surface is equipped with cushion (640) under sucking disc (6), cushion (640) all run through in a plurality of through-holes (670).
7. The grasping apparatus for high-frequency high-density circuit board production according to claim 2, 3, 4 or 5, wherein: the guide pipes are arranged outside the suckers (6), and two ends of each group of guide pipes penetrate through the surface of each sucker (6) respectively to communicate the cavity with the smallest inner diameter with the other group of cavities.
8. The grasping apparatus for high-frequency high-density circuit board production according to claim 2, 3, 4 or 5, wherein: the power cylinder (4) is a hydraulic cylinder or a pneumatic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020695241.3U CN212287695U (en) | 2020-04-29 | 2020-04-29 | Grabbing device is used in production of high frequency high density circuit board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020695241.3U CN212287695U (en) | 2020-04-29 | 2020-04-29 | Grabbing device is used in production of high frequency high density circuit board |
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| CN212287695U true CN212287695U (en) | 2021-01-05 |
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| CN202020695241.3U Active CN212287695U (en) | 2020-04-29 | 2020-04-29 | Grabbing device is used in production of high frequency high density circuit board |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732987A (en) * | 2021-10-11 | 2021-12-03 | 刘元茂 | Manual negative pressure type fixing device for repairing universal instrument and meter |
| CN114654043A (en) * | 2022-03-01 | 2022-06-24 | 深圳市精博德科技有限公司 | Adsorption grabbing structure for grabbing plug connector onto circuit board |
| CN117923408A (en) * | 2024-03-25 | 2024-04-26 | 福州市规划设计研究院集团有限公司 | Automatic oiling control system |
-
2020
- 2020-04-29 CN CN202020695241.3U patent/CN212287695U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732987A (en) * | 2021-10-11 | 2021-12-03 | 刘元茂 | Manual negative pressure type fixing device for repairing universal instrument and meter |
| CN113732987B (en) * | 2021-10-11 | 2022-12-23 | 通用环球医疗技术服务(天津)有限公司 | Manual negative pressure type fixing device for repairing universal instrument and meter |
| CN114654043A (en) * | 2022-03-01 | 2022-06-24 | 深圳市精博德科技有限公司 | Adsorption grabbing structure for grabbing plug connector onto circuit board |
| CN117923408A (en) * | 2024-03-25 | 2024-04-26 | 福州市规划设计研究院集团有限公司 | Automatic oiling control system |
| CN117923408B (en) * | 2024-03-25 | 2024-06-07 | 福州市规划设计研究院集团有限公司 | Automatic oiling control system |
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