CN111122143B - Automatic rotation detection device - Google Patents
Automatic rotation detection device Download PDFInfo
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- CN111122143B CN111122143B CN202010041473.1A CN202010041473A CN111122143B CN 111122143 B CN111122143 B CN 111122143B CN 202010041473 A CN202010041473 A CN 202010041473A CN 111122143 B CN111122143 B CN 111122143B
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- 238000001514 detection method Methods 0.000 title claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 20
- 239000000969 carrier Substances 0.000 claims description 5
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 230000013011 mating Effects 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
-
- 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
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- Robotics (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manipulator (AREA)
Abstract
The invention provides an automatic rotation detection device which comprises a torsion component, a detection component and a grabbing mechanism, wherein the detection component comprises a torsion unit and a carrier; the carrier is used for fixing the bearing workpiece, the torsion unit comprises a motor and a torsion module, the torsion module is connected with the rotating part of the workpiece, and the motor drives the rotating shaft to rotate, so that the rotating part of the workpiece is driven to rotate; the detection component is used for detecting a workpiece fixed on the carrier; the grabbing mechanism comprises a sucker assembly body and a mechanical arm, wherein the sucker assembly body comprises a rotating sucker unit for adsorbing a workpiece, the mechanical arm drives the sucker assembly body to move to a carrier position, the rotating sucker unit rotates the workpiece to adjust the workpiece position, the workpiece is placed on the carrier, and the detecting device is convenient to use, simple in structure and convenient to maintain.
Description
Technical Field
The invention belongs to the field of automation, and particularly relates to an automatic rotation detection device.
Background
The rotating component in the intelligent watch is required to be subjected to torsion test through simulation to detect the service life of the rotating component, the rotating component comprises a first component serving as a main body and a second component which is additionally connected to the first component, and because the components in the intelligent watch are precise components, the size is small, auxiliary equipment for providing the intelligent watch is required to be provided in the detection process of the intelligent watch, and the common grabbing equipment is difficult to grab the rotating component, so that the second component is easy to collide when grabbing and placing, and the detection efficiency is low through manual feeding.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an automatic rotation detection device.
The invention provides an automatic rotation detection device which comprises a torsion component, a detection component and a grabbing mechanism, wherein the detection component comprises a torsion unit and a carrier; the carrier is used for fixing the bearing workpiece, the torsion unit comprises a motor and a torsion module, the torsion module is connected with the rotating part of the workpiece, and the motor drives the rotating shaft to rotate, so that the rotating part of the workpiece is driven to rotate;
The detection assembly is used for detecting a workpiece fixed on the carrier;
The grabbing mechanism comprises a sucker assembly body and a mechanical arm, wherein the sucker assembly body comprises a rotary sucker unit for adsorbing a workpiece, the sucker assembly body is driven to move to the position of the carrier by the mechanical arm, and the rotary sucker unit rotates the workpiece to adjust the position of the workpiece so as to place the workpiece on the carrier.
Preferably, the sucker assembly body further comprises a joint block; the rotary sucker unit comprises a driving module, a driving shaft and a suction nozzle, wherein the driving module drives the driving shaft to rotate so as to drive the suction nozzle to rotate;
The joint block is provided with a shaft hole for connecting the driving 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 driving 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;
And the sealing ring is pressed with the inner wall of the shaft hole, so that a closed annular space is formed between the positions of the shaft body, which are sleeved with the sealing ring, and the negative pressure interface is correspondingly arranged at the closed annular space.
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 and the driving shaft are connected into a whole through the connecting module, and a communicated negative pressure channel is formed inside the rotary suction disc unit, so that external negative pressure equipment provides negative pressure for the suction nozzle.
Preferably, the connection module comprises a connection 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;
The connecting block is connected with the mounting block, the first contact surface is attached to the second contact surface, and when external negative pressure equipment works, a closed negative pressure cavity is formed in the negative pressure cavity to serve as an air passage in the connecting module.
Preferably, the number of the suction nozzles is two, and the axial position of the driving shaft corresponds to one of the suction nozzles, wherein one suction nozzle sucks a first component of the workpiece, and the other suction nozzle sucks a second component of the workpiece.
Preferably, the torsion assembly includes a linear driving unit by which the torsion unit is driven to move such that the rotation shaft moves to be connected with the rotating part of the workpiece; the motor drives the rotating shaft to rotate, so that the rotating part of the workpiece is driven to rotate.
Preferably, the carrier comprises a carrying platform, and a carrying groove for placing a workpiece is formed in the carrying platform;
adjacent three surfaces in the material bearing groove are contacted with the workpiece; magnets used for adsorbing the workpiece are arranged on three adjacent surfaces in the material bearing groove, and the workpiece is adsorbed on three adjacent surfaces in the material bearing groove through the magnets, so that the workpiece is fixed in the material bearing groove.
Preferably, the number of the carriers is two, and the number of the torsion modules is consistent with that of the carriers;
The sucker assembly body further comprises a support, the support is used for connecting the sucker assembly body into a whole, the support is connected with the mechanical arm, the number of the rotary sucker units is two, and the rotary sucker units are arranged on the support, so that the sucker assembly body places two workpieces on the carrier.
Preferably, the material carrying platform is provided with a sinking part serving as the material carrying groove, and the sinking part is arranged on three adjacent surfaces of the material carrying platform, so that the three adjacent surfaces of the material carrying platform are sinking.
Preferably, the detection assembly comprises a detection unit for detection, a light source arranged between the detection unit and the workpiece, and the light source is used for irradiating the workpiece.
Compared with the prior art, the invention has the beneficial effects that:
According to the automatic rotation detection device provided by the invention, the workpiece is adsorbed by the rotary sucker unit and is driven to rotate, so that the workpiece position corresponds to the carrier position, and the workpiece is driven by the mechanical arm to be placed in the carrier, so that the automation is conveniently realized, the efficiency is improved, and the automatic rotation detection device is convenient to use and simple in structure.
The foregoing description is only an overview of the present invention, and is intended to provide a better understanding of the present invention, as it is embodied in the following description, with reference to the preferred embodiments of the present invention and the accompanying drawings. Specific embodiments of the present invention are 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 application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a torsion assembly according to an embodiment of the present invention;
FIG. 3 is a schematic perspective view of a torsion assembly according to a second embodiment of the present invention;
FIG. 4 is a front view of a torsion assembly according to one embodiment of the present invention;
FIG. 5 is a schematic perspective view of a torsion module according to an embodiment of the invention;
FIG. 6 is an exploded view of a carrier according to an embodiment of the present invention;
FIG. 7 is a schematic perspective view of a detecting component according to an embodiment of the present invention;
FIG. 8 is a schematic perspective view of a grabbing mechanism according to an embodiment of the present invention;
FIG. 9 is a schematic perspective view of a chuck assembly body according to an embodiment of the invention;
FIG. 10 is a schematic perspective view of a joint block according to an embodiment of the present invention;
FIG. 11 is a schematic perspective view of a rotary chuck unit according to an embodiment of the present invention;
FIG. 12 is a schematic perspective view of a driving shaft according to an embodiment of the present invention;
FIG. 13 is a schematic perspective view of a connecting block according to an embodiment of the present invention;
FIG. 14 is a schematic diagram showing a second perspective structure of a connecting block according to an embodiment of the present invention;
fig. 15 is a schematic perspective view of a mounting block according to an embodiment of the present invention.
The figure shows:
1. A torsion assembly; 11. a substrate; 12. a torsion unit; 121. a connecting bracket; 122. a motor; 1221. a drive shaft; 123. a driving wheel; 124. a torsion module; 1241. driven wheel; 1242. a bearing; 1243. a rotating shaft; 125. a slide block; 13. a carrier; 131. a material carrying table; 1311. a material bearing groove; 1312. a mounting hole; 1313. positioning a clamping block; 132. a magnet; 14. a linear driving unit; 15. a guide rail; 2. a detection assembly; 21. a fixing plate; 22. a detection unit; 23. a light source; 24. an adjusting screw; 3. a workpiece; 4. a grabbing mechanism; 41. a suction cup assembly body; 411. a bracket; 412. a joint block; 4121. a negative pressure interface; 4122. a shaft hole; 413. rotating the sucker unit; 4131. a driving module; 4132. a drive shaft; 41321. a first shaft body; 41322. a second shaft body; 41323. a separation block; 41324. a negative pressure port; 41325. a hollow passage; 4133. a seal ring; 4134. a connecting block; 41341. a first mating hole; 41342. a second mating hole; 41343. a first contact surface; 4135. a mounting block; 41351. a negative pressure cavity; 41352. a second contact surface; 4136. a suction nozzle; 42. a mechanical arm; 43. and the central control machine.
Detailed Description
The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a device for practicing the invention. 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, etc. are based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the top-to-bottom dimension, "width" corresponds to the left-to-right dimension, "depth" corresponds to the front-to-back dimension, "closed" refers to the carrier being convenient to pass and the operator being unable to pass, and "annular" corresponds to the cyclic shape. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms (e.g., "connected" and "attached") referring to an attachment, coupling, etc., refer to a relationship wherein these structures are directly or indirectly secured or attached 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 detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
As shown in fig. 1-2, an automatic rotation detecting device comprises a torsion component 1, a detecting component 2 and a grabbing mechanism 4,
The torsion assembly 1 is used for rotating the workpiece 3, and the detection assembly 2 is used for detecting the workpiece 3 rotated by the torsion assembly 1, so that the service life of the workpiece 3 is tested; the torsion assembly 1 comprises a torsion unit 12, a carrier 13 and a linear driving unit 14;
The carrier 13 is used for fixing the bearing workpiece 3; the detection component 2 is used for detecting the workpiece 3 fixed on the carrier 13; the carrier 13 holds the workpiece 3 at a fixed position, so that the rotating end of the detection assembly 2 is conveniently and accurately connected with the rotating part of the workpiece 3, and the rotating part of the workpiece 3 rotates;
The torsion unit 12 comprises a motor 122 and a torsion module 124; the number of the torsion modules 124 is two, and the two torsion modules 124 are driven to rotate by the motor 122; the torsion module 124 includes a rotation shaft 1243, and the rotation shaft 1243 is used for connecting with a rotation part of the workpiece 3 fixed on the carrier 13; the two torsion modules 124 are simultaneously driven to rotate by the same motor 122, so that the rotating part of the workpiece 3 is simultaneously driven to rotate, the detection efficiency is improved, the use of the motor 122 is reduced, and resources are saved; when the service lives of the two workpieces 3 need to be compared, the same motor 122 drives the rotating parts of the workpieces 3, so that the consistency of the simulation use conditions of the workpieces is ensured, the two workpieces 3 are intuitively compared, and the adjustment of the test equipment and the convenient use are omitted when the two test equipment are used.
The grabbing mechanism 4 comprises two sucker assembly bodies 41, a mechanical arm 42 and a central control computer 43, and in order to simultaneously feed the two carriers 13 in the torsion assembly 1, the two sucker assembly bodies 41 are driven to move through the mechanical arm 42, and the central control computer 43 is used for controlling the movement of the mechanical arm 42.
The torsion unit 12 is driven to move through the linear driving unit 14, so that the rotating shaft 1243 is disconnected with the rotating part of the workpiece 3, and when the rotating shaft 1243 moves to be connected with the rotating part of the workpiece 3, the motor 122 drives the rotating shaft 1243 to rotate so as to drive the rotating part of the workpiece 3 to rotate; when the rotation shaft 1243 is disconnected from the rotating portion of the workpiece 3, the workpiece 3 is conveniently taken out from the carrier 13.
The carrier 13 comprises a carrying platform 131, and a carrying groove 1311 for placing the workpiece 3 is formed in the carrying platform 131; adjacent three surfaces in the material bearing groove 1311 are contacted with the workpiece 3, and the adjacent three surfaces are contacted with the workpiece 3, so that the position of the workpiece 3 is limited, the workpiece 3 is positioned, and the workpiece 3 is placed on the fixed position of the carrier 13; the adsorption modules are arranged on three adjacent surfaces in the material bearing groove 1311, and the workpiece 3 is adsorbed on the three adjacent surfaces in the material bearing groove 1311 through the adsorption modules, so that the workpiece 3 is fixed in the material bearing groove 1311, and the workpiece 3 is limited to deviate in the rotating process.
The loading table 131 is provided with a positioning fixture block 1313, the positioning fixture block 1313 is arranged on one surface of the loading groove 1311 contacted with the workpiece 3, movement of the workpiece 3 in one direction is limited, and the workpiece 3 is limited through the positioning fixture block 1313 and the loading groove 1311, so that the workpiece 3 is positioned.
In a preferred embodiment, the adsorption module comprises a magnet 132, and since the workpiece 3 is a rotating component on the smart watch, the workpiece is made of a material that can be attracted by the magnet 132, and the adjacent three surfaces of the material bearing groove 1311, which are in contact with the workpiece 3, are provided with mounting holes 1312, the magnet 132 is fixedly mounted in the mounting holes 1312, and the workpiece 3 is adsorbed by the magnet 132.
The torsion unit 12 should include a connection bracket 121; the connecting bracket 121 is used for connecting the torsion units 12 into a whole; the linear driving unit 14 is connected with the connection bracket 121; the torsion unit 12 moves, and the carrier 13 is fixed on the substrate 11, so that the two torsion modules 124 are conveniently separated from or connected with the workpiece 3 at the same time; the synchronous work is ensured.
The torsion assembly 1 further comprises a guide sliding rail 15, a sliding block 125 is installed on the bottom surface of the connecting support 121, the guide sliding rail 15 is slidably connected with the sliding block 125, and the linear driving unit 14 drives the torsion unit 12 to move along the extending direction of the guide sliding rail 15 through the guide sliding rail 15 and the sliding block 125.
The torsion unit 12 further comprises a driving wheel 123, the torsion module 124 further comprises driven wheels 1241, the number of the driving wheels 123 is consistent with that of the torsion module 124, a driving shaft 1221 is connected to the rotating part of the motor 122, and the driving wheels 123 are fixedly connected to the driving shaft 1221; the driven wheel 1241 is connected with the rotating shaft 1243, and the motor 122 drives the driving wheel 123 to rotate, so that the driving wheel 123 drives the driven wheel 1241 to rotate, the rotating shaft 1243 connected with the driven wheel 1241 rotates, and the driving wheel 123 drives the driven wheel 1241, so that the transmission efficiency is improved.
The torsion module 124 further includes a bearing 1242, the bearing 1242 is mounted on the rotating shaft 1243, and the bearing 1242 is fixed on the connecting bracket 121, so that the torsion module 124 is disposed on the supporting structure, friction loss in the rotating process of the rotating shaft 1243 is reduced, and transmission efficiency is improved.
The detection assembly 2 comprises a detection unit 22 for detection and a light source 23, wherein the detection unit 22 comprises a visual detector, the light source 23 is arranged between the detection unit 22 and the workpiece 3, the light source 23 is used for illuminating the workpiece 3, and the brightness is improved so that the visual detector can image clearly, and the detection result is more accurate.
The light source 23 comprises a refraction module, and light generated by the light source 23 is refracted to the workpiece 3 through the refraction module, so that the detection direction of the detection unit 22 is perpendicular to the irradiation direction of the light source 23, and the volume of the detection assembly 2 is reduced.
The detection assembly 2 further comprises a fixed plate 21; the fixing plate 21 is used for connecting the detection assembly 2 into a whole; the fixed plate 21 is in sliding connection with the detection unit 22; the fixing plate 21 is provided with the adjusting screw 24, and the position of the detecting unit 22 on the fixing plate 21 is adjusted through the adjusting screw 24, so that the distance between the detecting unit 22 and the workpiece 3 is adjusted, the imaging quality of the visual detector is adjusted, and the detecting accuracy of the detecting unit 22 is ensured.
The suction cup assembly body 41 includes a joint block 412 and a rotary suction cup unit 413; the rotary sucker unit 413 comprises a driving module, a driving shaft 4132 and a suction nozzle 4136, wherein the driving module drives the driving 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 the driving shaft 4132, the joint block 412 is also 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 driving 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 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, of the shaft body, the negative pressure interface 4121 is correspondingly arranged in the closed annular space, so that external negative pressure equipment is communicated with the hollow channel 41325 through the negative pressure interface 4121 and the closed annular space, negative pressure suction is generated inside the driving shaft 4132, the joint block 412 does not rotate, and the negative pressure air pipe connected to the negative pressure interface 4121 is prevented from rotating; the drive shaft 4132 is a transmission means for driving the suction nozzle 4136 to rotate, and is a negative pressure passage of the suction nozzle 4136.
The driving shaft 4132 is provided with a separation block 41323, and the separation block 41323 is provided with a sealing ring 4133, so that the sealing ring 4133 is limited, the sealing ring 4133 is fixed, and the sealing ring 4133 is prevented from being folded inwards when the sealing ring is in a negative pressure state in the closed annular space.
The number of the suction nozzles 4136 is at least two, and the rotary suction disc unit 413 comprises a connecting module, wherein an air passage is formed in the connecting module; the suction nozzle 4136 is integrally connected with the driving shaft 4132 by a connection module, and an air passage in the connection module is communicated with the hollow channel 41325 in the driving shaft 4132, and the suction nozzle 4136 and the inside of the rotary suction cup unit 413 form a communicated negative pressure channel, so that an external negative pressure device provides negative pressure for the suction nozzle 4136.
The connection module comprises a connection block 4134 and a mounting block 4135; the connection 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 on one surface of the mounting block 4135 close to the second contact surface 41352, and the hollow channel 41325 is communicated with the negative pressure cavity 41351;
The connection between the connection block 4134 and the mounting block 4135 allows the first contact surface 41343 to be attached to the second contact surface 41352, so that when the external negative pressure device is in operation, a closed negative pressure cavity is formed in the negative pressure cavity 41351 and is used as the air passage in the connection module, and in a preferred embodiment, the number of the suction nozzles 4136 is two, so that the two suction nozzles 4136 simultaneously absorb a workpiece 3, and the two suction nozzles 4136 are in communication with the negative pressure cavity 41351, so that negative pressure is simultaneously provided to the two suction nozzles 4136 by a driving shaft 4132.
One of the suction nozzles 4136 sucks the first component of the work 3; the other suction nozzle 4136 adsorbs the second component of the workpiece 3, the axial position of the driving shaft 4132 corresponds to the suction nozzle 4136 adsorbing the first component of the workpiece 3, so that the connecting module rotates around one suction nozzle 4136, and one suction nozzle 4136 is taken as a middle point, because the first component of the workpiece 3 is the main structure of the workpiece 3, when the workpiece is positioned, the workpiece 3 is moved to a position close to the carrier 13 through the mechanical arm 42 by taking the first component as a rotation center, the position of the first component is positioned firstly, then the first component is taken as a center to rotate, the position of the second component is adjusted, the workpiece 3 is placed into the carrier 13 after the adjustment, the workpiece 3 is prevented from colliding with the carrier 13, the workpiece position is conveniently adjusted, the feeding is realized quickly, and the efficiency is improved.
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 driving shaft 4132 is connected with the connecting block 4134 through the matching hole, the driving shaft 4132 is fixedly connected with the connecting block 4134, and meanwhile, the driving shaft 4132 is in sealing connection with the matching hole due to the matching connection of the driving shaft 4132 and the matching hole, so that the negative pressure cavity 41351 is sealed.
In a preferred embodiment, the shaft comprises a first shaft 41321, a second shaft 41322, the first shaft 41321 having a smaller shaft diameter than the second shaft 41322; the mating holes comprise a first mating hole 41341 and a second mating hole 41342, the second mating hole 41342 is arranged on one side close to the first contact surface 41343, and the second mating hole 41342 is in sealing connection with the first shaft body 41321; a hollow channel 41325 opening is provided on an end face of the first shaft 41321.
Further, a fixing module is disposed on an inner wall of the second mating hole 41342, and the second shaft body 41322 is fixed in the second mating hole 41342 by the fixing module, so that the driving shaft 4132 drives the connecting module to rotate.
The sucker assembly body 41 further comprises a bracket 411, the bracket 411 is used for connecting the sucker assembly body 41 into a whole, and the bracket 411 is installed on external driving equipment to facilitate the movement of the sucker assembly body 41.
The number of the rotation sucking disc units 413 is two, and the rotation sucking disc units 413 are arranged on the bracket 411, so that the sucking disc assembly body 41 adsorbs two workpieces 3, the two workpieces 3 can be conveniently and simultaneously grabbed, and the suction nozzle 4136 is provided with negative pressure through the hollow channel 41325 in the driving shaft 4132, so that interference between respective negative pressure cylinders when the two sucking disc assembly bodies 41 rotate is avoided.
The invention provides an automatic rotation detection device, which is characterized in that a workpiece is adsorbed by a rotary sucker unit and is driven to rotate, so that the position of the workpiece corresponds to the position of a carrier, and the workpiece is driven by a mechanical arm to be placed in the carrier, thereby being convenient for realizing automation and improving the efficiency; the two sealing rings sleeved on the shaft body are pressed with the shaft hole to form a closed annular space, and 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; by arranging the negative pressure cavity, negative pressure is conveniently provided for the two suction nozzles simultaneously; the axial position of the rotating shaft corresponds to one suction nozzle, so that the connecting module rotates around one suction nozzle, the positioning is convenient, the workpiece position is quickly adjusted, and the efficiency is improved; the two torsion modules are driven by the linear driving unit to be respectively connected with the two workpieces, the two torsion modules are driven by the same motor, the mechanical arm is utilized to drive the two sucker assembly bodies to feed the torsion modules, the resources are saved, the detection efficiency is improved, the rotation parameters of the two workpieces are ensured to be the same, and the two workpieces are conveniently compared; limiting the position of the workpiece through the material bearing groove and the positioning fixture block, so as to position the workpiece; the linear driving unit drives the torsion unit to move, so that the rotating shaft can be disconnected with the rotating part of the workpiece, and the workpiece is convenient to take and place.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; those skilled in the art can smoothly practice the invention as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present invention are possible in light of the above teachings without departing from the scope of the invention; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present invention still fall within the scope of the present invention.
Claims (8)
1. The utility model provides an automatic rotation detection device, includes torsion subassembly (1), detection component (2), snatchs mechanism (4), its characterized in that: the detection assembly (2) comprises a torsion unit (12) and a carrier (13); the carrier (13) is used for fixing the bearing workpiece (3), the torsion unit (12) comprises a motor (122) and a torsion module (124), the torsion module (124) is connected with the rotating part of the workpiece (3), and the motor (122) drives the rotating shaft (1243) to rotate, so that the rotating part of the workpiece (3) is driven to rotate;
The detection assembly (2) is used for detecting a workpiece (3) fixed on the carrier (13);
The grabbing mechanism (4) comprises a sucker assembly body (41) and a mechanical arm (42), the sucker assembly body (41) comprises a rotary sucker unit (413) used for adsorbing the workpiece (3), the mechanical arm (42) drives the sucker assembly body (41) to move to the position of the carrier (13), and the rotary sucker unit (413) rotates the workpiece (3) so as to adjust the position of the workpiece (3) and place the workpiece (3) on the carrier (13); the sucker assembly body (41) further comprises a joint block (412); the rotary sucker unit (413) comprises a driving module (4131), a driving shaft (4132) and a suction nozzle (4136), wherein the driving module (4131) drives the driving shaft (4132) to rotate, so that the suction nozzle (4136) is driven to rotate;
The joint block (412) is provided with a shaft hole (4122) for connecting the driving shaft (4132), the joint block (412) is also 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 driving 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);
the sealing ring (4133) is pressed with the inner wall of the shaft hole (4122) to form a closed annular space between the positions of the shaft body sleeved with the sealing ring (4133), and the negative pressure interface (4121) is correspondingly arranged in the closed annular space;
The carrier (13) comprises a carrying table (131), and a carrying groove (1311) for placing the workpiece (3) is formed in the carrying table (131);
Adjacent three surfaces in the material bearing groove (1311) are contacted with the workpiece (3); magnets (132) used for adsorbing the workpiece (3) are arranged on three adjacent surfaces in the material bearing groove (1311), and the workpiece (3) is adsorbed on three adjacent surfaces in the material bearing groove (1311) through the magnets (132), so that the workpiece (3) is fixed in the material bearing groove (1311).
2. An automatic rotation detection apparatus according to claim 1, wherein: the number of the suction nozzles (4136) is at least two, the rotary suction disc unit (413) comprises a connecting module, and an air passage is formed in the connecting module;
the suction nozzle (4136) is connected with the driving shaft (4132) through the connecting module to form a whole, and a communicated negative pressure channel is formed inside the rotary suction disc unit (413), so that external negative pressure equipment provides negative pressure for the suction nozzle (4136).
3. An automatic rotation detecting apparatus according to claim 2, wherein: the connecting module comprises a connecting block (4134) and a mounting block (4135); the connection 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);
Through connecting block (4134) with installation piece (4135), first contact surface (41343) with laminating of second contact surface (41352), when outside negative pressure equipment works, thereby form airtight negative pressure cavity in negative pressure cavity (41351) as the air flue in the connection module.
4. An automatic rotation detecting apparatus according to claim 2, wherein: the number of the suction nozzles (4136) is two, and the axial position of the driving shaft (4132) corresponds to one suction nozzle (4136), wherein one suction nozzle (4136) sucks a first component of the workpiece (3), and the other suction nozzle (4136) sucks a second component of the workpiece (3).
5. An automatic rotation detection apparatus according to claim 1, wherein: the torsion assembly (1) comprises a linear driving unit (14), and the torsion unit (12) is driven to move through the linear driving unit (14), so that the rotating shaft (1243) moves to be connected with a rotating part of the workpiece (3); the motor (122) drives the rotating shaft (1243) to rotate, so that the rotating part of the workpiece (3) is driven to rotate.
6. An automatic rotation detection apparatus according to claim 1, wherein: the number of the carriers (13) is two, and the number of the torsion modules (124) is consistent with that of the carriers (13);
the sucker assembly body (41) further comprises a support (411), the support (411) is used for connecting the sucker assembly body (41) into a whole, the support (411) is connected with the mechanical arm (42), the number of the rotating sucker units (413) is two, and the rotating sucker units (413) are mounted on the support (411) so that the sucker assembly body (41) can place two workpieces (3) on the carrier (13).
7. An automatic rotation detection apparatus according to claim 1, wherein: the material loading platform (131) is provided with a sunken part serving as the material bearing groove (1311), and the sunken part is arranged on three adjacent surfaces of the material loading platform (131) so that three adjacent surfaces of the material loading platform (131) are sunken.
8. An automatic rotation detection apparatus according to claim 1, wherein: the detection assembly (2) comprises a detection unit (22) for detection and a light source (23), wherein the light source (23) is arranged between the detection unit (22) and the workpiece (3), and the light source (23) is used for irradiating the workpiece (3).
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| CN111604902B (en) * | 2020-05-18 | 2022-06-03 | 哈尔滨工业大学 | Target sliding detection method suitable for manual operation of manipulator |
| CN112249691B (en) * | 2020-09-25 | 2022-04-15 | 苏州富强科技有限公司 | Carrier loading and unloading device and loading method for battery detection |
| CN113311117A (en) * | 2021-06-30 | 2021-08-27 | 西玛特易联（苏州）科技有限公司 | Workpiece rotating detection device |
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