CN113007204A - Deformable sucker - Google Patents
Deformable sucker Download PDFInfo
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- CN113007204A CN113007204A CN202110132172.4A CN202110132172A CN113007204A CN 113007204 A CN113007204 A CN 113007204A CN 202110132172 A CN202110132172 A CN 202110132172A CN 113007204 A CN113007204 A CN 113007204A
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- connecting rod
- sucker
- rodless cylinder
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- plectane
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- 230000007246 mechanism Effects 0.000 claims abstract description 86
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 description 15
- 241000252254 Catostomidae Species 0.000 description 14
- 230000001276 controlling effect Effects 0.000 description 7
- 230000000007 visual effect Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B47/00—Suction cups for attaching purposes; Equivalent means using adhesives
Abstract
The invention provides a deformable sucker, which realizes integral deformation through two groups of telescopic lifting link mechanisms, can be sucked by a single sucker, can also be sucked in a multi-group mutually matched mode, can suck objects with different sizes and different annular shapes, can suck various objects such as concave shapes, bosses and the like, enlarges the application range of the sucker, and improves the universality of the sucker.
Description
Technical Field
The invention relates to a sucker structure in logistics operation, in particular to a sucker with a deformable function.
Background
In the prior art, the sucker is usually fixed, the sucking size and the sucking range are usually fixed, when different objects need to be sucked, the sucker needs to be replaced frequently, fast-paced production operation is difficult to meet, or the sucking of the objects with different sizes is only adapted through deformation in the length direction, the change mainly relates to the change on the same plane, and the objects which are hollow, such as gaskets, circular rings and water cups, cannot be effectively sucked, and the production requirement is difficult to meet.
Disclosure of Invention
Based on the technical problem, the invention provides a deformable sucker, which comprises a connecting flange, a middle track mechanism, a central sucker mechanism, an outer sucker mechanism, a 3D vision system and a control system, wherein the connecting flange is arranged on the middle track mechanism; wherein, middle rail mechanism fixes in the below of flange, the middle part at middle rail mechanism can be installed with stretching out and drawing back from top to bottom to central sucking disc mechanism, outer sucking disc mechanism includes a plurality of outer sucking disc groups, a plurality of outer sucking disc groups can slide from top to bottom and the circumference equipartition of flexible ground is in middle rail mechanism, 3D visual system sets up in the flange periphery, control system is used for handling the information that 3D visual system obtained, and the flexible concertina movement who absorbs the whole outer sucking disc groups or partial outer sucking disc groups of object and control outer sucking disc mechanism of control central sucking disc mechanism absorbs the object.
Preferably, the attachment flange is attachable to the end of a robotic arm or other machine pick-up end for suction.
Preferably, the middle rail mechanism comprises an upper circular plate, a middle circular plate, a lower circular plate and a plurality of side rail devices, the structures of the side rail devices are the same, and each side rail device comprises an upper rail, a lower rail, an upper rodless cylinder and a lower rodless cylinder; the upper circular plate is fixed below the connecting flange, the upper circular plate, the middle circular plate and the lower circular plate are correspondingly arranged from top to bottom, a plurality of upper rails are fixedly arranged between the upper circular plate and the middle circular plate, a plurality of lower rails are fixedly arranged between the middle circular plate and the lower circular plate, the plurality of upper rails are circumferentially and uniformly distributed on the peripheries of the upper circular plate and the middle circular plate, a plurality of lower rails are circumferentially and uniformly distributed on the peripheries of the middle circular plate and the lower circular plate, the number of the upper rails and the number of the lower rails are equal, the upper rails and the lower rails are correspondingly arranged in pairs, the central axes of the corresponding upper rails and the corresponding lower rails are on the same vertical line, the upper rodless cylinder is slidably connected to the upper rails, and the lower rodless cylinder is slidably connected to the lower rails; it should be further noted that each of the upper rodless cylinders and the lower rodless cylinders may be controlled individually, in groups, or collectively by a control system.
Preferably, the number of the outer sucker groups is the same as that of the side guide rail devices, each outer sucker group is matched with one side guide rail device, the structure of each outer sucker group is the same, each outer sucker group comprises an upper connecting rod, a middle connecting rod, a lower connecting rod and a side sucker, wherein the upper end of the upper connecting rod is hinged on an upper rodless cylinder, the lower end of the upper connecting rod is hinged on the middle connecting rod, the lower end of the lower connecting rod is hinged on a lower rodless cylinder, the upper end of the lower connecting rod is hinged on the middle connecting rod, the two ends of the middle connecting rod are correspondingly hinged on the lower end of the upper connecting rod and the upper end of the lower connecting rod respectively, therefore, the upper connecting rod, the middle connecting rod and the lower connecting rod form a deformable structure, the side sucker is fixed in the middle part of the middle connecting rod, the sucker opening of the side sucker faces downwards, further, the length of the upper connecting rod is larger than that of the lower connecting rod, and the upper rodless cylinder, and the direction and the position of each side sucker can be controlled through the control system, so that the direction and the position of each side sucker can be controlled, and a plurality of side suckers can be controlled individually, partially, in groups or uniformly.
Preferably, the central sucker mechanism comprises a middle rail, a middle rodless cylinder is arranged on the middle rail, a middle sucker is fixedly connected with the middle rodless cylinder through a middle fixing rod, the middle sucker can slide up and down to be arranged on the middle rail when the middle rodless cylinder drives the middle sucker, the centers of the upper circular plate, the middle circular plate and the lower circular plate are provided with holes for accommodating the middle rodless cylinder and the middle fixing rod to pass through, a limiting block is arranged at the fixed end of the middle fixing rod and the middle sucker, and the limiting block is used for avoiding collision between the middle sucker and the lower circular plate and plays a role in limiting and blocking.
Preferably, it can adopt central sucking disc mechanism alone to realize the absorption of single object, also can adopt outer sucking disc mechanism's whole limit sucking disc group or partial limit sucking disc group alone and absorb, or absorb through the combination of the whole limit sucking disc group of central sucking disc mechanism and limit sucking disc mechanism or partial limit sucking disc group, from this, can realize the absorption to different shape objects through the flexible sucking disc, greatly expanded the kind of absorbing, can absorb boss shape, square, gasket shape, U-shaped, cup-shaped etc..
Preferably, it is in particular:
when a single simple object is sucked, the position of the simple object and the three-dimensional data information of the simple object are identified through the 3D vision system, and the sucking is performed through the middle sucking disc of the central sucking disc mechanism controlled by the control system.
When the boss is sucked, the position of the boss-shaped object and the three-dimensional data information of the boss-shaped object are recognized through the 3D vision system, the middle sucker of the central sucker mechanism is controlled through the control system to suck the top of the convex surface of the boss, the side sucker of the outer sucker mechanism is controlled through the control system to suck the shoulder surface of the boss, and the height of the suction surface of the middle sucker is higher than that of the suction surface of the side sucker.
The volume of absorbing the object is small, when the object of weight is big, the position of accessible 3D visual system discernment object and three-dimensional data information thereof, well sucking disc through control system control center sucking disc mechanism absorbs object central point and puts, the periphery of the limit sucking disc absorption object of outer sucking disc mechanism is controlled through control system, at this moment, through rodless cylinder in the control system control, go up rodless cylinder, the stroke of rodless cylinder down, make the region that limit sucking disc and well sucking disc enclose little, whole absorption position is concentrated relatively, concentrate the higher authority of absorbing the object, make it absorb small, the object of weight is big.
The suction device has the advantages that the suction device can suck large-size objects and large-weight objects, the position of the objects and three-dimensional data information of the position can be recognized through the 3D vision system, the center position of the objects can be sucked through the middle sucker of the control system control center sucker mechanism, the periphery of the objects can be sucked through the side sucker of the control system control outer sucker mechanism, at the moment, the stroke of the middle rodless cylinder, the upper rodless cylinder and the lower rodless cylinder can be controlled through the control system, the area formed by the side sucker and the middle sucker is large, the whole suction position is relatively dispersed and balanced, the upper surface of the objects can be uniformly dispersed and sucked, and the suction device can suck large-size and large-.
When a gasket-shaped object is sucked, the position of the object and three-dimensional data information of the object can be recognized through a 3D vision system, the middle sucker of the central sucker mechanism is controlled by the control system to retract to the limit position, the side sucker of the outer sucker mechanism is controlled by the control system to suck the peripheral excircle of the gasket-shaped object, at the moment, the stroke of the middle rodless cylinder, the stroke of the upper rodless cylinder and the stroke of the lower rodless cylinder are controlled by the control system, so that the side sucker has the sucking function, and the middle sucker is in a closed state; and then carry out effectual absorption gasket-shaped object, it can also be through the stroke of controlling last rodless cylinder and rodless cylinder down, adjusts the size that the limit sucking disc encloses into the area, adapts to the gasket-shaped object of equidimension not.
When a U-shaped object is sucked, the position of the object and three-dimensional data information of the object can be recognized through a 3D vision system, the middle sucker of the central sucker mechanism is controlled by the control system to retract to the limit position, part of side suckers of the outer sucker mechanism are controlled by the control system to suck two vertical sides and the bottom side of the U-shaped object, at the moment, the stroke of the middle rodless cylinder, the upper rodless cylinder and the lower rodless cylinder is controlled by the control system, so that part of the side suckers can play a role in sucking, and the middle sucker and the rest of the side suckers are in a closed state; and then carry out effectual absorption U-shaped object, it can also be through the stroke of controlling rodless cylinder and rodless cylinder down, the size of the limit sucking disc enclosure area that adjustment portion played the adsorption effect adapts to the U-shaped object of equidimension not.
Sucking a cup-shaped object, and when an object with an inner concave surface exists, the position and three-dimensional data information of the object can be recognized through a 3D vision system, the middle sucker of the central sucker mechanism is controlled by a control system to stretch out, so that the middle sucker sucks the inner bottom wall surface of the cup-shaped object, part of side suckers controlling the outer sucker mechanism are controlled by the control system to adsorb onto the circumferential inner side wall surface of the inner concave surface object, at the moment, the side suckers can also be regulated to surround the size of an outer circular surface through controlling the stroke of a middle rodless cylinder, an upper rodless cylinder and a lower rodless cylinder, and the stretching amount of the middle sucker adapts to U-shaped objects with different depths.
The upper rodless cylinder, the middle rodless cylinder and the lower rodless cylinder are regulated in a preferential control driving mode, the middle rodless cylinder is highest in priority level, when the upper rodless cylinder and the lower rodless cylinder are driven to stretch, the stretching amount of the upper rodless cylinder is preferentially adjusted, the purpose of rapid regulation is achieved, and the lower rodless cylinder is matched with the adjusting side sucker angle.
Preferably, the 3D vision system can recognize the position of the object, three-dimensional data information, and provide corresponding data information to the control system, the control system controls the amount of expansion of the middle rodless cylinder, the upper rodless cylinder, and the lower rodless cylinder according to the shape of the object, and further controls the interaction of the side suction cups and the middle suction cups, which are all provided with corresponding calculations, and the control system is adopted to perform corresponding calculations to obtain the data information, which can be achieved by the prior art, the invention point and the beneficial technical effects of the invention are as follows:
1. through setting up the changeability sucking disc, change traditional fixed sucking disc, overall structure or sucker structure can only be on the coplanar or many link mechanism adopt unified deformation, and when it was difficult to adapt to and adopts a sucking disc can adsorb the object of different shapes, its technical problem that often need change.
2. The telescopic movement driving device is controlled by the rodless cylinder, so that the control precision is high, and the precise control is convenient.
3. It can adsorb the objects in various shapes such as boss shape, square shape, gasket shape, U shape, cup shape, etc.
Drawings
FIG. 1-deformable suction cup three-dimensional view;
FIG. 2-single small object suction schematic;
FIG. 3-FIG. 2A-A are cross-sectional views;
FIG. 4 is a schematic view of the sucking of small and heavy objects;
FIG. 5 is a schematic view of the sucking of a bulky and heavy object;
FIG. 6-schematic drawing of the absorption of the convex object;
FIG. 7 is a schematic drawing of the suction of the concave object;
FIG. 8 is an enlarged view of the junction of the edge suckers;
FIG. 9 is a schematic diagram of an example of a deformable shape;
FIG. 10 is a schematic view of an example of a deformable shape;
FIG. 11 is a schematic view of an example of a deformable shape;
FIG. 12 is a schematic view of an example of a deformable shape.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
A deformable sucker comprises a connecting flange 1, a middle rail mechanism, a central sucker mechanism, an outer sucker mechanism, a 3D vision system and a control system; wherein, middle rail mechanism fixes in flange 1's below, central sucking disc mechanism can install the middle part at middle rail mechanism with stretching out and drawing back from top to bottom, outer sucking disc mechanism includes a plurality of outer sucking disc groups, a plurality of outer sucking disc groups can slide from top to bottom and the circumference equipartition of flexible ground is in middle rail mechanism, 3D visual system sets up in flange 1 periphery, control system is used for handling the information that 3D visual system obtained, and the flexible concertina movement who absorbs the whole outer sucking disc groups or partial outer sucking disc groups of object and control outer sucking disc mechanism absorbs the object.
The attachment flange 1 may be attached to the end of a robotic arm or other machine pick-up end for suction.
The middle rail mechanism comprises an upper circular plate 2, a middle circular plate 3, a lower circular plate 4 and a plurality of side rail devices, the structures of the side rail devices are the same, and each side rail device comprises an upper rail 5, a lower rail 6, an upper rodless cylinder 7 and a lower rodless cylinder 8; the upper circular plate 2 is fixed below the connecting flange 1, the upper circular plate 2, the middle circular plate 3 and the lower circular plate 4 are correspondingly arranged from top to bottom, a plurality of upper rails 5 are fixedly arranged between the upper circular plate 2 and the middle circular plate 3, a plurality of lower rails 6 are fixedly arranged between the middle circular plate 3 and the lower circular plate 4, the plurality of upper rails 5 are circumferentially and uniformly distributed on the peripheries of the upper circular plate 2 and the middle circular plate 3, a plurality of lower rails 6 are circumferentially and uniformly distributed on the peripheries of the middle circular plate 3 and the lower circular plate 4, the number of the upper rails 5 is equal to that of the lower rails 6, the upper rails 5 and the lower rails 6 are correspondingly arranged in pairs, the central axes of the corresponding upper rails 5 and the corresponding lower rails 6 are on the same vertical line, the upper rodless cylinders 7 are slidably connected to the upper rails 5, and the lower rodless cylinders 8 are slidably connected to the lower rails 6; it is further noted that each of the upper rodless cylinders 7 and the lower rodless cylinders 8 may be controlled individually, in groups, or collectively by a control system.
The number of the outer sucker groups is the same as that of the edge guide rail devices, each outer sucker group is matched with one edge guide rail device, the structure of each outer sucker group is the same, each outer sucker group comprises an upper connecting rod 9, a middle connecting rod 10, a lower connecting rod 11 and an edge sucker 12, wherein the upper end of the upper connecting rod 9 is hinged on an upper rodless cylinder 7, the lower end of the upper connecting rod is hinged on a middle connecting rod 10, the lower end of the lower connecting rod 11 is hinged on a lower rodless cylinder 8, the upper end of the lower connecting rod 11 is hinged on the middle connecting rod 10, the two ends of the middle connecting rod 10 are correspondingly hinged on the lower end of the upper connecting rod 9 and the upper end of the lower connecting rod 11 respectively, therefore, the upper connecting rod 9, the middle connecting rod 10 and the lower connecting rod 11 form a deformable structure, the edge sucker 12 is fixed in the middle of the middle connecting rod 10, the sucker opening of the edge sucker 12 faces downwards, further, the length of the upper connecting rod 9 is, therefore, the shape of the stroke of the upper connecting rod 9, the middle connecting rod 10 and the lower connecting rod 11 is controlled by the sliding stroke of the upper rodless cylinder 7 on the upper rail 5 and the sliding stroke of the lower rodless cylinder 8 on the lower rail 6, and the purpose of the control system is mainly to control the orientation and the position of the side suckers 12.
The central sucker mechanism comprises a middle rail, a middle rodless cylinder is arranged on the middle rail, the middle rodless cylinder is fixedly connected with a middle sucker 13 through a middle fixing rod, the middle sucker can slide up and down to be arranged on the middle rail when the middle rodless cylinder drives the middle sucker, the centers of the upper circular plate 2, the middle circular plate 3 and the lower circular plate 4 are provided with holes for accommodating the middle rodless cylinder and the middle fixing rod to pass through, a limiting block is arranged at the fixed end of the middle fixing rod and the middle sucker 13, and the limiting block is used for avoiding collision between the middle sucker 13 and the lower circular plate and plays a role in limiting and.
From this, it can adopt central sucking disc mechanism alone to realize the absorption of single object, also can adopt outer sucking disc mechanism's whole limit sucking disc group or partial limit sucking disc group alone absorb, or absorb through the combination of the whole limit sucking disc group of central sucking disc mechanism and limit sucking disc mechanism or partial limit sucking disc, from this, can realize the absorption to different shape objects through the flexible sucking disc, greatly expanded the kind of absorption, can absorb boss shape, squarely, the gasket shape, the U-shaped, cup-shaped etc..
The method specifically comprises the following steps:
when a single simple object is sucked, the position of the simple object and the three-dimensional data information of the simple object are identified through the 3D vision system, and the central sucker 13 of the central sucker mechanism is controlled through the control system to suck, wherein when the single suction is adopted, the central sucker 13 is preferentially selected, and a certain side sucker 12 can be selected to suck singly.
When the boss shape is sucked, the position of the boss-shaped object and the three-dimensional data information of the boss-shaped object are recognized through the 3D vision system, the middle sucker 13 of the central sucker mechanism is controlled by the control system to suck the top of the convex surface of the boss, the side sucker 12 of the outer sucker mechanism is controlled by the control system to suck the shoulder surface of the boss, and the height of the suction surface of the middle sucker 13 is higher than that of the suction surface of the side sucker 12.
The volume of sucking the object is small, when the object of weight is big, the position of accessible 3D vision system discernment object and its three-dimensional data information, well sucking disc 13 through control system control center sucking disc mechanism absorbs object central point and puts, the periphery of the edge sucking disc 12 absorption object of outer sucking disc mechanism of control system control, at this moment, through the stroke of rodless cylinder in the control system control, go up rodless cylinder, rodless cylinder down, the region that makes edge sucking disc 12 and well sucking disc 13 enclose is little, whole suction position is concentrated relatively, concentrate the higher authority of adsorbing the object, make it can absorb small, the object of weight is big.
The volume of absorbing the object is big, when weight is big object, the position of accessible 3D visual system discernment object and three-dimensional data information thereof, well sucking disc 13 through control system control center sucking disc mechanism absorbs object central point and puts, the periphery of the limit sucking disc 12 absorption object of outer sucking disc mechanism through control system control, at this moment, through rodless cylinder in the control system control, go up rodless cylinder, the stroke of rodless cylinder down, make the region that limit sucking disc 12 and well sucking disc 13 enclose big, whole absorption position is dispersion balanced relatively, disperse the above-mentioned of balanced absorption object, make it absorb bulky, weight is big object.
When sucking the gasket-shaped object, the position of the object and three-dimensional data information of the object can be recognized through a 3D vision system, the middle sucker 13 of the central sucker mechanism is controlled by the control system to retract to the limit position, the side sucker 12 of the outer sucker mechanism is controlled by the control system to adsorb the peripheral excircle of the gasket-shaped object, at the moment, the stroke of the middle rodless cylinder, the upper rodless cylinder and the lower rodless cylinder is controlled by the control system, so that the side sucker 12 plays a role in adsorption, and the middle sucker 13 is in a closed state; therefore, the gasket-shaped objects can be effectively adsorbed, and the size of the area enclosed by the edge suckers 12 can be adjusted by controlling the strokes of the upper rodless cylinder and the lower rodless cylinder, so that the gasket-shaped objects can be adapted to the gasket-shaped objects with different sizes.
When a U-shaped object is sucked, the position of the object and three-dimensional data information of the object can be recognized through a 3D vision system, the middle sucker 13 of the central sucker mechanism is controlled by the control system to retract to the limit position, part of side suckers 12 of the outer sucker mechanism are controlled by the control system to suck two vertical sides and the bottom side of the U-shaped object, at the moment, the stroke of the middle rodless cylinder, the upper rodless cylinder and the lower rodless cylinder is controlled by the control system, so that part of the side suckers 12 play a role in sucking, and the middle sucker 13 and the rest of the side suckers 12 are in a closed state; and then carry out effectual absorption U-shaped object, it can also be through the stroke of control rodless cylinder and rodless cylinder down, the size of the limit sucking disc 12 enclosure area that the part play the adsorption action is adjusted, adapts to the U-shaped object of equidimension not.
Sucking the cup-shaped object, and when there is the object of concave surface, the position and its three-dimensional data information of accessible 3D vision system discernment object, well sucking disc 13 through control system control center sucking disc mechanism stretches out, make well sucking disc 13 suck on the inner bottom wall face of cup-shaped object, through control system control outer sucking disc mechanism partial limit sucking disc 12 adsorb on the circumference inner side wall face of concave surface object, at this moment, it can also through the stroke of rodless cylinder in the control, go up rodless cylinder and rodless cylinder down, adjust the size that the limit sucking disc 12 that adsorbs becomes the excircle face, the amount of stretching out of well sucking disc 13 adapts to the U-shaped object of the different degree of depth.
Further, for the adjustment of the upper rodless cylinder, the middle rodless cylinder and the lower rodless cylinder, the prior control drive exists, the priority level of the middle rodless cylinder is highest, when the telescopic amount of the upper rodless cylinder and the telescopic amount of the lower rodless cylinder are driven, the telescopic amount of the upper rodless cylinder is preferentially adjusted, the purpose of quick adjustment is achieved, and the angle of the side suction disc 12 is adjusted in a matched mode through the lower rodless cylinder.
It should be noted that the 3D vision system can identify the position of the object and three-dimensional data information, and provide corresponding data information to the control system, and the control system controls the amount of expansion of the middle rodless cylinder, the upper rodless cylinder, and the lower rodless cylinder according to the shape of the object, and further controls the interaction between the side suction cup and the middle suction cup, and all of them are set with corresponding calculations, and the control system is adopted to perform corresponding calculations, which can be achieved by the prior art, and the applicant does not discuss here.
The working principle and the working method are as follows: the method comprises the following steps:
1) a three-dimensional coordinate system is established, a 3D vision system identifies the shape of an object to be sucked, position information and three-dimensional data information of the object are obtained, the information data are transmitted to a control system, the control system carries out identification control, the control system calculates the telescopic quantity data of a central sucker mechanism and an outer sucker mechanism and controls the telescopic quantity data according to the established three-dimensional coordinate system and the received information data of the object, the priority of the telescopic motion of the central sucker mechanism is higher than the priority of the telescopic motion of the outer sucker mechanism, the telescopic quantity data of a rodless cylinder, a lower rodless cylinder and a middle rodless cylinder are calculated, and the priority of telescopic adjustment is that the middle rodless cylinder is larger than the upper rodless cylinder;
2) the specific identification control selects any one of the following substeps:
2.1 the central sucker mechanism sucks alone;
2.2 the outer sucker mechanism sucks alone;
2.3 the central sucker mechanism and the outer sucker mechanism are matched for sucking, and when the outer sucker mechanism is matched for sucking, part of side sucker groups or all side sucker groups are adopted for controlling;
3) the control system can change the size and the position of the adsorption surface formed by the middle sucker and all outer suckers or part of the outer suckers by controlling the central sucker mechanism and the outer sucker mechanism.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (5)
1. A deformable sucker comprises a connecting flange (1), a middle track mechanism, a central sucker mechanism, an outer sucker mechanism, a 3D vision system and a control system; middle track mechanism fixes in flange 1's below, its characterized in that: the central sucker mechanism can be installed in the middle of the middle rail mechanism in an up-and-down telescopic mode, the outer sucker mechanism comprises a plurality of outer sucker groups, the outer sucker groups can be evenly distributed on the middle rail mechanism in a circumferential mode in an up-and-down sliding mode and in a deformable mode, the 3D vision system is arranged on the periphery of the connecting flange (1), the control system is used for processing information obtained by the 3D vision system, controlling the central sucker mechanism to stretch and draw objects and controlling the whole outer sucker groups or part of the outer sucker groups of the outer sucker mechanism to stretch and draw the objects, the 3D vision system identifies the shapes of the objects, obtains position information and three-dimensional data information of the objects and transmits the information data to the control system, the control system carries out identification control, the control system calculates and controls the stretching data of the central sucker mechanism and the outer sucker mechanism according to the constructed three-dimensional coordinate system and the received information data of the objects, the control system controls the priority of the telescopic motion of the central sucker mechanism to be higher than the priority of the telescopic motion of the outer sucker mechanism.
2. The variable suction cup of claim 1, wherein: the middle rail mechanism comprises an upper circular plate, a middle circular plate, a lower circular plate and a plurality of side guide rail devices, the structures of the side guide rail devices are the same, and each side guide rail device comprises an upper rail, a lower rail, an upper rodless cylinder and a lower rodless cylinder; wherein, the lower part at flange is fixed to the last plectane, go up the plectane, well plectane and lower plectane from top to bottom correspond the setting, it is provided with a plurality of upper rails to go up the plectane and fix between the plectane, it is provided with a plurality of lower rails to fix between well plectane and the lower plectane, circumference equipartition is on the periphery of last plectane and well plectane on a plurality of upper rails, a plurality of lower rails circumference equipartitions are on the periphery of well plectane and lower plectane, upper rails and lower rails quantity are equal, two liang of correspondences of upper rails and lower rails set up, and the axis of the upper rails and lower rails that correspond is on same vertical line, go up rodless cylinder sliding connection on last track, rodless cylinder sliding connection.
3. The variable suction cup of claim 2, wherein: the number of the outer sucker groups is the same as that of the edge guide rail devices, each outer sucker group is matched with one edge guide rail device, the structures of the outer sucker groups are the same, each outer sucker group comprises an upper connecting rod, a middle connecting rod, a lower connecting rod and an edge sucker, the upper end of the upper connecting rod is hinged to the upper rodless cylinder, the lower end of the upper connecting rod is hinged to the middle connecting rod, the lower end of the lower connecting rod is hinged to the lower rodless cylinder, the upper end of the lower connecting rod is hinged to the middle connecting rod, two ends of the middle connecting rod are correspondingly hinged to the lower end of the upper connecting rod and the upper end of the lower connecting rod respectively, the upper connecting rod, the middle connecting rod and the lower connecting rod form a deformable.
4. The variable suction cup of claim 3, wherein: the length of going up the connecting rod is greater than the length of lower connecting rod, and the length of lower connecting rod is greater than the length of well connecting rod.
5. The variable suction cup of claim 4 wherein the control system is capable of controlling the upper rodless cylinder, the middle rodless cylinder, and the lower rodless cylinder independently of each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110132172.4A CN113007204B (en) | 2021-01-31 | 2021-01-31 | Deformable sucker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110132172.4A CN113007204B (en) | 2021-01-31 | 2021-01-31 | Deformable sucker |
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| CN109015736A (en) * | 2018-08-22 | 2018-12-18 | 安徽信息工程学院 | Plate and the clipping conveying robot of column |
| CN110076814A (en) * | 2019-05-07 | 2019-08-02 | 三峡大学 | A kind of displacement draws manipulator and operating method |
| CN210236393U (en) * | 2019-07-02 | 2020-04-03 | 天津剑儒自动化科技有限公司 | Sucker structure convenient for angle adjustment |
| CN210850321U (en) * | 2019-10-24 | 2020-06-26 | 苏州艾利特机器人有限公司 | Deformable sucker group capable of grabbing multi-size objects |
| CN211449358U (en) * | 2019-12-18 | 2020-09-08 | 山东华滋自动化技术股份有限公司 | Combined type sucker structure |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH11156777A (en) * | 1997-12-02 | 1999-06-15 | Honda Motor Co Ltd | Holding element and holding device |
| CN105397831A (en) * | 2015-12-28 | 2016-03-16 | 桂林电子科技大学 | Multi-suction-cup manipulator capable of grabbing irregular objects |
| CN207172105U (en) * | 2017-09-30 | 2018-04-03 | 武汉库柏特科技有限公司 | A kind of pneumatic more finger tip Acetabula devices |
| CN109015736A (en) * | 2018-08-22 | 2018-12-18 | 安徽信息工程学院 | Plate and the clipping conveying robot of column |
| CN110076814A (en) * | 2019-05-07 | 2019-08-02 | 三峡大学 | A kind of displacement draws manipulator and operating method |
| CN210236393U (en) * | 2019-07-02 | 2020-04-03 | 天津剑儒自动化科技有限公司 | Sucker structure convenient for angle adjustment |
| CN210850321U (en) * | 2019-10-24 | 2020-06-26 | 苏州艾利特机器人有限公司 | Deformable sucker group capable of grabbing multi-size objects |
| CN211449358U (en) * | 2019-12-18 | 2020-09-08 | 山东华滋自动化技术股份有限公司 | Combined type sucker structure |
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| CN113007204B (en) | 2022-04-26 |
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