CN111113471A - Rotary adsorption structure - Google Patents
Rotary adsorption structure Download PDFInfo
- Publication number
- CN111113471A CN111113471A CN202010041529.3A CN202010041529A CN111113471A CN 111113471 A CN111113471 A CN 111113471A CN 202010041529 A CN202010041529 A CN 202010041529A CN 111113471 A CN111113471 A CN 111113471A
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- China
- Prior art keywords
- negative pressure
- shaft
- rotating shaft
- rotary
- matching hole
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/06—Gripping heads and other end effectors with vacuum or magnetic holding means
- B25J15/0616—Gripping heads and other end effectors with vacuum or magnetic holding means with vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/10—Programme-controlled manipulators characterised by positioning means for manipulator elements
Abstract
The invention provides a rotary adsorption structure which comprises a sucker component body, wherein the sucker component body comprises a joint block and a rotary sucker unit; the rotary sucker unit comprises a driving module, a rotating shaft and a suction nozzle, wherein the driving module drives the rotating shaft to rotate so as to drive the suction nozzle to rotate; the joint block is provided with a shaft hole for connecting a rotating shaft, and is also provided with a negative pressure interface for connecting external negative pressure equipment, and the negative pressure interface is communicated with the shaft hole; the rotating shaft comprises a shaft body and a sealing ring, a negative pressure port and a hollow channel are formed in the shaft body, the negative pressure port is communicated with the hollow channel, the hollow channel is connected with the suction nozzle, and the sealing ring is sleeved on two sides of the negative pressure port; through sealing washer and shaft hole inner wall pressfitting for cup joint the position department between the sealing washer on the axis body and form an airtight annular space, the negative pressure interface corresponds the setting in airtight annular space department, should rotate adsorption structure convenient to use, simple structure, the maintenance of being convenient for.
Description
Technical Field
The invention belongs to the field of automation, and particularly relates to a rotary adsorption structure.
Background
When snatching some accurate small-size spare parts, because the volume of spare part is less for grabbing device's volume is also less, simultaneously, in order to snatch the spare part accurately, need rotate grabbing device, and in order to avoid grabbing device to cause the damage to the spare part, use this kind of adsorption equipment of suction nozzle to carry out generally and snatch, because grabbing device can't set up negative pressure generating device on it, consequently, need through connecting outside negative pressure equipment, and adsorption equipment need absorb the spare part through rotating, make the winding take place easily for the negative pressure cylinder.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a rotary adsorption structure.
The invention provides a rotary adsorption structure which comprises a sucker component body, wherein the sucker component body comprises a joint block and a rotary sucker unit; wherein the content of the first and second substances,
the rotary sucker unit comprises a driving module, a rotating shaft and a suction nozzle, and the driving module drives the rotating shaft to rotate so as to drive the suction nozzle to rotate;
the joint block is provided with a shaft hole used for connecting the rotating shaft, and is also provided with a negative pressure interface used for connecting external negative pressure equipment, and the negative pressure interface is communicated with the shaft hole;
the rotating shaft comprises a shaft body and a sealing ring, a negative pressure port and a hollow channel are formed in the shaft body, the negative pressure port is communicated with the hollow channel, the hollow channel is connected with the suction nozzle, and the sealing ring is sleeved on two sides of the negative pressure port;
through the sealing ring with the pressfitting of shaft hole inner wall for cup joint on the axis body and form a confined annular space between the position of sealing ring, the negative pressure interface corresponds the setting and is in confined annular space department.
Preferably, the rotating shaft is provided with separating blocks, and the separating blocks are used for installing the sealing ring, so that the position of the sealing ring is limited.
Preferably, the number of the suction nozzles is at least two, the rotary sucker unit comprises a connecting module, and an air passage is formed in the connecting module;
the suction nozzle is connected with the rotating shaft through the connecting module to form a whole, and a communicated negative pressure channel is formed inside the rotating sucker unit, so that external negative pressure equipment provides negative pressure for the suction nozzle.
Preferably, the connecting module comprises a connecting block and a mounting block; the connecting block comprises a first contact surface; the mounting block comprises a second contact surface, a negative pressure cavity is formed in one surface, close to the second contact surface, of the mounting block, and the hollow channel is communicated with the negative pressure cavity;
through the connecting block with the installation block is connected, first contact surface with the laminating of second contact surface, outside negative pressure equipment during operation, thereby it is as to form inclosed negative pressure cavity in the negative pressure cavity air flue in the connecting module.
Preferably, a matching hole is formed in the connecting block, the position of the matching hole corresponds to the negative pressure cavity, the matching hole is matched with the shaft body, and the rotating shaft is connected with the connecting block through the matching hole.
Preferably, the shaft bodies comprise a first shaft body and a second shaft body, and the shaft diameter of the first shaft body is smaller than that of the second shaft body; the matching holes comprise a first matching hole and a second matching hole, the second matching hole is arranged on one side close to the first contact surface, and the second matching hole is connected with the first shaft body in a sealing mode; the hollow passage opening is provided on an end surface of the first shaft body.
Preferably, a fixing module is arranged on the inner wall of the second matching hole, and the second shaft body is fixed in the second matching hole through the fixing module.
Preferably, the axial position of the rotating shaft corresponds to one of the suction nozzles.
Preferably, the sucker component body further comprises a bracket, the bracket is used for connecting the sucker component body into a whole, and the bracket is mounted on an external driving device.
Preferably, the number of the rotary sucker units is two, and the rotary sucker units are mounted on the support, so that the sucker component body can adsorb two workpieces.
Compared with the prior art, the invention has the beneficial effects that:
according to the rotary adsorption structure provided by the invention, the two sealing rings sleeved on the shaft body are pressed with the shaft hole to form the closed annular space, the negative pressure interface is connected into the closed annular space and is communicated with the hollow channel in the rotating shaft, so that negative pressure is formed in the rotating shaft, and the rotation of an air pipe connected with external negative pressure equipment is avoided.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic perspective view of a chuck assembly body according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a joint block according to an embodiment of the present invention;
FIG. 3 is a schematic perspective view of a rotary chuck unit according to an embodiment of the present invention;
FIG. 4 is a schematic perspective view of a rotating shaft according to an embodiment of the present invention;
FIG. 5 is a first schematic perspective view of a connection block according to an embodiment of the present invention;
FIG. 6 is a second schematic perspective view of a connecting block according to an embodiment of the present invention;
fig. 7 is a schematic perspective view of a mounting block according to an embodiment of the invention.
Shown in the figure:
41. a sucker component body; 411. a support; 412. a joint block; 4121. a negative pressure interface; 4122. a shaft hole; 413. rotating the suction cup unit; 4131. a motor; 4132. a rotating shaft; 41321. a first shaft body; 41322. a second shaft body; 41323. a separation block; 41324. a negative pressure port; 41325. a hollow channel; 4133. a seal ring; 4134. connecting blocks; 41341. a first mating hole; 41342. a second mating hole; 41343. a first contact surface; 4135. mounting blocks; 41351. a negative pressure cavity; 41352. a second contact surface; 4136. a suction nozzle.
Detailed Description
The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent from the following detailed description of the present invention when taken in conjunction with the accompanying drawings, which will enable those skilled in the art to practice the present invention with reference to the accompanying specification. In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components. In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, and the like are used based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the dimension from top to bottom, "width" corresponds to the dimension from left to right, "depth" corresponds to the dimension from front to back, "closed" indicates that the vehicle is easy to pass but not accessible to the operator, and "annular" corresponds to the circular shape. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to a relationship wherein structures are secured or attached, either directly or indirectly, to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
As shown in fig. 1-2, a rotary suction structure comprises a chuck assembly body 41, the chuck assembly body 41 comprises a joint block 412 and a rotary suction unit 413; wherein the content of the first and second substances,
the rotary suction cup unit 413 comprises a driving module, a rotating shaft 4132 and a suction nozzle 4136, wherein the driving module drives the rotating shaft 4132 to rotate so as to drive the suction nozzle 4136 to rotate;
the joint block 412 is provided with a shaft hole 4122 for connecting a rotating shaft 4132, the joint block 412 is further provided with a negative pressure interface 4121 for connecting external negative pressure equipment, and the negative pressure interface 4121 is communicated with the shaft hole 4122; the rotating shaft 4132 comprises a shaft body and a sealing ring 4133, the shaft body is provided with a negative pressure port 41324 and a hollow channel 41325, the negative pressure port 41324 is communicated with the hollow channel 41325, the hollow channel 41325 is connected with the suction nozzle 4136, and the sealing ring 4133 is sleeved on two sides of the negative pressure port 41324;
through the pressing fit of the sealing ring 4133 and the inner wall of the shaft hole 4122, a closed annular space is formed between the positions, sleeved with the sealing ring 4133, on the shaft body, the negative pressure port 4121 is correspondingly arranged at the closed annular space, so that external negative pressure equipment is communicated with the hollow channel 41325 through the negative pressure port 4121 and the closed annular space, negative pressure suction force is generated inside the rotating shaft 4132, the joint block 412 does not rotate, and the negative pressure air pipe connected to the negative pressure port 4121 is prevented from rotating; the rotating shaft 4132 is both a transmission for driving the suction nozzle 4136 to rotate and a negative pressure passage for the suction nozzle 4136.
The rotating shaft 4132 is provided with the partition blocks 41323, and the interval between the partition blocks 41323 is used to install the packing 4133, thereby restricting the position of the packing 4133, fixing the packing 4133, and preventing the packing 4133 from being folded inward when the inside of the sealed annular space is in a negative pressure state.
The number of the suction nozzles 4136 is at least two, and the rotary suction cup unit 413 includes a connection module in which an air passage is formed; the suction nozzles 4136 are integrally connected to the rotating shaft 4132 by a connection module, an air passage in the connection module communicates with the hollow passage 41325 in the rotating shaft 4132, and the suction nozzles 4136 and the inside of the rotating suction cup unit 413 form a communicated negative pressure passage, so that an external negative pressure apparatus provides negative pressure to the suction nozzles 4136.
The connecting module comprises a connecting block 4134 and a mounting block 4135; attachment block 4134 includes a first contact surface 41343; the mounting block 4135 comprises a second contact surface 41352, a negative pressure cavity 41351 is formed in one surface, close to the second contact surface 41352, of the mounting block 4135, and the hollow channel 41325 is communicated with the negative pressure cavity 41351;
the connecting block 4134 is connected with the mounting block 4135, the first contact surface 41343 is attached to the second contact surface 41352, when the external negative pressure device works, a closed negative pressure cavity is formed in the negative pressure cavity 41351, and the negative pressure cavity is used as an air channel in the connecting module, in a preferred embodiment, the number of the suction nozzles 4136 is two, so that the two suction nozzles 4136 are communicated with the negative pressure cavity 41351 for simultaneously sucking a workpiece by the two suction nozzles 4136, and therefore, the negative pressure is simultaneously provided for the two suction nozzles 4136 through a rotating shaft 4132.
The connecting block 4134 is provided with a matching hole, the position of the matching hole corresponds to the negative pressure cavity 41351, the matching hole is matched with the shaft body, the rotating shaft 4132 is connected with the connecting block 4134 through the matching hole, the rotating shaft 4132 is fixedly connected with the connecting block 4134, and meanwhile, the rotating shaft 4132 is in sealing connection with the matching hole due to the matching connection of the rotating shaft 4132 and the matching hole, so that the sealing connection of the negative pressure cavity 41351 is guaranteed.
In a preferred embodiment, the shaft body comprises a first shaft body 41321 and a second shaft body 41322, wherein the shaft diameter of the first shaft body 41321 is smaller than that of the second shaft body 41322; the matching holes comprise a first matching hole 41341 and a second matching hole 41342, the second matching hole 41342 is arranged on one side close to the first contact surface 41343, and the second matching hole 41342 is connected with the first shaft body 41321 in a sealing mode; the hollow passage 41325 is open on the end face of the first shaft body 41321.
Further, a fixing module is disposed on an inner wall of the second matching hole 41342, so that the second shaft 41322 is fixed in the second matching hole 41342 through the fixing module, and the rotating shaft 4132 drives the connecting module to rotate.
The axial position of the rotating shaft 4132 corresponds to one of the nozzles 4136 so that the connection module rotates about one of the nozzles 4136 with one of the nozzles 4136 as a midpoint for easy positioning.
The sucker component body 41 further comprises a bracket 411, the bracket 411 is used for connecting the sucker component body 41 into a whole, and the bracket 411 is installed on external driving equipment, so that the sucker component body 41 can move conveniently.
The number of the rotary sucker units 413 is two, and the rotary sucker units 413 are mounted on the support 411, so that the sucker component body 41 can adsorb two workpieces, two workpieces can be conveniently grabbed simultaneously, negative pressure is provided for the suction nozzle 4136 through the hollow channel 41325 inside the rotating shaft 4132, and interference between respective negative pressure cylinders is avoided when the two sucker component bodies 41 rotate.
The invention provides a rotary adsorption structure, which is characterized in that two sealing rings sleeved on a shaft body are pressed with a shaft hole to form a closed annular space, and a negative pressure interface is connected into the closed annular space and communicated with a hollow channel in a rotating shaft, so that negative pressure is formed in the rotating shaft, and the rotation of an air pipe connected with external negative pressure equipment is avoided; the negative pressure cavity is arranged, so that negative pressure can be conveniently provided for the two suction nozzles at the same time; the axial position of the rotating shaft corresponds to one of the suction nozzles, so that the connecting module rotates around one suction nozzle, and the positioning is convenient.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner; those skilled in the art can readily practice the invention as shown and described in the drawings and detailed description herein; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a rotation adsorption structure, includes sucking disc subassembly body (41), its characterized in that: the sucker assembly body (41) comprises a joint block (412) and a rotary sucker unit (413); wherein the content of the first and second substances,
the rotary sucker unit (413) comprises a driving module, a rotating shaft (4132) and a suction nozzle (4136), wherein the driving module drives the rotating shaft (4132) to rotate so as to drive the suction nozzle (4136) to rotate;
the joint block (412) is provided with a shaft hole (4122) used for being connected with the rotating shaft (4132), the joint block (412) is further provided with a negative pressure interface (4121) used for being connected with external negative pressure equipment, and the negative pressure interface (4121) is communicated with the shaft hole (4122);
the rotating shaft (4132) comprises a shaft body and a sealing ring (4133), a negative pressure port (41324) and a hollow channel (41325) are formed in the shaft body, the negative pressure port (41324) is communicated with the hollow channel (41325), the hollow channel (41325) is connected with the suction nozzle (4136), and the sealing ring (4133) is sleeved on two sides of the negative pressure port (41324);
through the pressing fit of the sealing ring (4133) and the inner wall of the shaft hole (4122), a closed annular space is formed between the positions, sleeved with the sealing ring (4133), on the shaft body, and the negative pressure interface (4121) is correspondingly arranged at the closed annular space.
2. A rotary adsorbent structure as set forth in claim 1, wherein: the rotating shaft (4132) is provided with separating blocks (41323), and the interval formed between the separating blocks (41323) is used for installing the sealing ring (4133) so as to limit the position of the sealing ring (4133).
3. A rotary adsorbent structure as set forth in claim 1, wherein: the number of the suction nozzles (4136) is at least two, the rotary sucker unit (413) comprises a connecting module, and an air channel is formed in the connecting module;
the suction nozzle (4136) is integrally connected with the rotating shaft (4132) through the connecting module, and a communicated negative pressure channel is formed inside the rotating sucker unit (413), so that an external negative pressure device provides negative pressure for the suction nozzle (4136).
4. A rotary adsorbent structure as set forth in claim 3, wherein: the connecting module comprises a connecting block (4134) and a mounting block (4135); the connecting block (4134) comprises a first contact surface (41343); the mounting block (4135) comprises a second contact surface (41352), a negative pressure cavity (41351) is formed in one surface, close to the second contact surface (41352), of the mounting block (4135), and the hollow channel (41325) is communicated with the negative pressure cavity (41351);
the connecting block (4134) is connected with the mounting block (4135), the first contact surface (41343) is attached to the second contact surface (41352), and when an external negative pressure device works, a closed negative pressure cavity is formed in the negative pressure cavity (41351) to serve as an air channel in the connecting module.
5. A rotary adsorbent structure as set forth in claim 4, wherein: the connecting block (4134) is provided with a matching hole, the position of the matching hole corresponds to the negative pressure cavity (41351), the matching hole is matched with the shaft body, and the rotating shaft (4132) is connected with the connecting block (4134) through the matching hole.
6. A rotary adsorbent structure as set forth in claim 5, wherein: the shaft bodies comprise a first shaft body (41321) and a second shaft body (41322), and the shaft diameter of the first shaft body (41321) is smaller than that of the second shaft body (41322); the matching holes comprise a first matching hole (41341), a second matching hole (41342), the second matching hole (41342) is arranged on one side close to the first contact surface (41343), and the second matching hole (41342) is connected with the first shaft body (41321) in a sealing mode; the hollow passage (41325) is opened at the end face of the first shaft body (41321).
7. A rotary adsorbent structure as set forth in claim 6, wherein: and a fixing module is arranged on the inner wall of the second matching hole (41342), and the second shaft body (41322) is fixed in the second matching hole (41342) through the fixing module.
8. A rotary adsorbent structure as set forth in claim 3, wherein: the axial position of the rotating shaft (4132) corresponds to one of the suction nozzles (4136).
9. A rotary adsorbent structure as set forth in claim 1, wherein: the sucker component body (41) further comprises a bracket (411), the bracket (411) is used for connecting the sucker component body (41) into a whole, and the bracket (411) is installed on an external driving device.
10. A rotary adsorbent structure as set forth in claim 9, wherein: the number of the rotary sucker units (413) is two, and the rotary sucker units (413) are installed on the support (411), so that the sucker component body (41) adsorbs two workpieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010041529.3A CN111113471A (en) | 2020-01-15 | 2020-01-15 | Rotary adsorption structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010041529.3A CN111113471A (en) | 2020-01-15 | 2020-01-15 | Rotary adsorption structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111113471A true CN111113471A (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010041529.3A Pending CN111113471A (en) | 2020-01-15 | 2020-01-15 | Rotary adsorption structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022061972A1 (en) * | 2020-09-27 | 2022-03-31 | 国奥科技(深圳)有限公司 | Flat linear rotating motor |
-
2020
- 2020-01-15 CN CN202010041529.3A patent/CN111113471A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022061972A1 (en) * | 2020-09-27 | 2022-03-31 | 国奥科技(深圳)有限公司 | Flat linear rotating motor |
| CN114285225A (en) * | 2020-09-27 | 2022-04-05 | 国奥科技(深圳)有限公司 | Flat linear rotating motor |
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