CN110759092A - Automatic feeding and discharging driving structure - Google Patents
Automatic feeding and discharging driving structure Download PDFInfo
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- CN110759092A CN110759092A CN201910989685.XA CN201910989685A CN110759092A CN 110759092 A CN110759092 A CN 110759092A CN 201910989685 A CN201910989685 A CN 201910989685A CN 110759092 A CN110759092 A CN 110759092A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
- B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
- B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
- B65G49/061—Lifting, gripping, or carrying means, for one or more sheets forming independent means of transport, e.g. suction cups, transport frames
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Abstract
The invention relates to an automatic feeding and discharging driving structure, which comprises a rack; the feeding device is arranged on the rack and comprises a lifting device, an air blowing device, a material taking device and a feeding device, the lifting device drives the workpieces up and down, the air blowing device blows the top layer workpieces, the material taking device adsorbs the blown workpieces, and the feeding device conveys the workpieces to a feeding station; the positioning jig is arranged on the rack and used for fixing the workpiece; and the taking and placing device is arranged on the rack and comprises a bottom frame, a cross frame, a connecting frame, a driving frame and an operating part, wherein the bottom frame is arranged on the rack, the cross frame is arranged on the bottom frame in a front-back sliding manner, the connecting frame is arranged on the cross frame in a left-right sliding manner, the driving frame is arranged on the connecting frame in a vertical sliding manner, the operating part is used for taking and placing a workpiece to the positioning jig from a feeding station, the operating part comprises a driving device, a rotating shaft, a first material taking part and a second material taking part, the rotating shaft is rotationally arranged on the driving frame, and the first material taking part and the second material taking part are. The automatic feeding and discharging driving structure is accurate in material taking and high in working efficiency.
Description
Technical Field
The invention relates to the technical field of automatic feeding and discharging, in particular to an automatic feeding and discharging driving structure.
Background
Currently, sheet products such as glass sheets are usually conveyed by a robot feeding mechanism, and the robot inserting frame conveys the glass sheets to a designated position. However, since the glass sheets are stacked, an attractive force is likely to be generated between the glass sheets, and a plurality of glass sheets are taken out at one time. Moreover, when the glass sheet is conveyed to the processing position, only one glass sheet can be operated at a time, and the working efficiency is low.
Disclosure of Invention
Based on this, it is necessary to get the material not accurate enough to have to the current, goes up the problem that unloading drive efficiency is low, provides one kind and can realize only getting a work piece at every turn to can transport the automatic unloading drive structure of going up to the processing position in batches.
An automatic feeding and discharging driving structure, comprising:
a frame;
the feeding device is arranged on the rack and comprises a lifting device, an air blowing device, a material taking device and a feeding device, the lifting device can drive a plurality of stacked workpieces to move along the height direction of the rack, the air blowing device can blow air to the workpieces on the top layer to suspend the workpieces on the top layer, the material taking device can adsorb the workpieces blown by the air blowing device, and the feeding device is used for conveying the workpieces adsorbed by the material taking device to a feeding station;
the positioning jig is arranged on the rack and used for fixing the workpiece; and
the taking and placing device is arranged on the rack and comprises a bottom frame, a cross frame, a connecting frame, a driving frame and an operating part, the bottom frame is arranged on the rack, the cross frame is arranged on the bottom frame in a sliding mode along a first direction, the connecting frame is arranged on the cross frame in a sliding mode along the length direction of the cross frame, the driving frame is arranged on the connecting frame in a sliding mode along a second direction perpendicular to the first direction, the operating part can drive the workpiece to be taken and placed on the positioning jig from a feeding station through the cooperation of the cross frame, the connecting frame and the driving frame, the operating part comprises a driving device, a rotating shaft, a first material taking part and a second material taking part, the driving device is arranged on the driving frame, the rotating shaft is arranged on the driving frame in a rotating mode, and the rotating shaft is connected with the output end of the driving device, the first material taking part and the second material taking part are oppositely arranged on the rotating shaft, the driving device drives the rotating shaft to rotate, and the first material taking part can clamp and absorb workpieces or the second material taking part can clamp and absorb workpieces.
Above-mentioned unloading drive structure in automation through elevating gear can be stable upwards drive the work piece, and can blow up the work piece of top layer by gas blowing device for that work piece of top layer is unsettled, and extracting device just can adsorb the work piece towards the work piece motion back like this, and extracting device places the work piece that adsorbs on material feeding unit, and conveys the work piece to the material loading station through material feeding unit. The whole conveying process is accurate and stable, one workpiece can be taken out at each time, and the phenomenon that a plurality of workpieces are overlapped together at one time are taken out does not occur. The transverse frame can slide relative to the bottom frame, so that the material taking device can slide to a material taking station and a positioning jig position, the driving frame drives the material taking device to slide, the distance between the material taking device and a workpiece can be adjusted, material taking and discharging are convenient, a first material taking part and a second material taking part are oppositely arranged on a rotating shaft of the material taking device, when the first material taking part finishes material taking, the position of the second material taking part can be adjusted through rotation of the rotating shaft, the second material taking part continues to take materials, the workpiece can be placed on the positioning jig through sliding driving of the transverse frame and the connecting frame by the second material taking part, after the workpiece is processed, the second material taking part continues to take out the workpiece, then the rotating shaft is adjusted again to enable the first material taking part to place the workpiece on the positioning jig, after the workpiece is processed, the first material taking part takes out the workpiece, and material taking and discharging of a plurality of workpieces can be realized, the material taking and discharging device has the advantages that the number of times of material taking and discharging of workpieces is reduced, the materials are directly turned and replaced, the operation is quick and convenient, the time of material taking and discharging is reduced, and the working efficiency is greatly improved.
In one embodiment, the lifting device comprises a first driving part, a guiding part and a supporting plate, the supporting plate is arranged in the guiding part in a sliding mode along the height direction of the guiding part, the supporting plate is linked with the driving end of the first driving part, the first driving part can drive the supporting plate to slide in the guiding part, and a plurality of workpieces can be stacked on the supporting plate.
In one embodiment, the lifting device further comprises a transmission screw rod, a nut is connected to the transmission screw rod in a threaded manner, the first driving piece is a first servo motor, the transmission screw rod extends along the height direction of the guide piece, the transmission screw rod is rotatably arranged on the outer side of the guide piece, one end of the transmission screw rod is linked with the output end of the first servo motor, the supporting plate is fixedly connected with the nut, and the first servo motor can drive the transmission screw rod to rotate so that the nut drives the supporting plate to slide in the guide piece.
In one embodiment, the guide member includes a bottom plate and a surrounding plate, the surrounding plate is in a cylindrical shape with two open ends, one end of the surrounding plate is arranged on the bottom plate, the other end of the surrounding plate is provided with the air blowing device, and the supporting plate is arranged in the surrounding plate in a sliding manner along the height direction of the surrounding plate.
In one embodiment, at least one of the following features is included: the enclosing plate comprises a first plate body, a second plate body, a third plate body and a fourth plate body which are arranged on the bottom plate in an enclosing mode at intervals, the first plate body is opposite to the third plate body, the second plate body is opposite to the fourth plate body, the positions of the first plate body, the second plate body, the third plate body and the fourth plate body on the bottom plate can be adjusted in a sliding mode, a sliding space for the supporting plate to slide is defined among the first plate body, the second plate body, the third plate body and the fourth plate body, and the end, away from the bottom plate, of at least one of the first plate body, the second plate body, the third plate body and the fourth plate body is provided with the air blowing device; the interior of the enclosing plate is hollow, the air blowing device is an air blowing hole formed in one end, far away from the bottom plate, of the enclosing plate, an air pipe is externally connected to the interior of the enclosing plate, and the workpiece on the top layer is blown up after air is blown through the air blowing hole; the positioning sensor is arranged at one end, far away from the bottom plate, of the enclosing plate and electrically connected with the lifting device, the workpiece is triggered after reaching a specified height, the positioning sensor transmits an electric signal to the lifting device and enables the lifting device to stop driving, and the blowing device blows air between the workpiece and the next workpiece on the top layer.
In one embodiment, at least one of the following features is included: the material taking device comprises a first air cylinder, a second air cylinder and a first vacuum sucker, the first vacuum sucker is linked with the driving end of the first air cylinder, the first air cylinder can drive the first vacuum sucker to move towards the blown workpiece and enable the first vacuum sucker to suck the workpiece, the first air cylinder is linked with the driving end of the second air cylinder, the second air cylinder can drive the first air cylinder to drive the first vacuum sucker to move above the feeding device, and the first vacuum sucker can loosen the workpiece to enable the workpiece to fall onto the feeding device; the feeding device comprises a feeding frame, a second servo motor, a first driving wheel, a first driven wheel and a first conveying belt, the second servo motor is arranged on the feeding frame, the first driving wheel and the first driven wheel are arranged on the feeding frame in a rotating mode at intervals, the first driving wheel is linked with a driving end of the second servo motor, two opposite ends of the first conveying belt are respectively sleeved with the first driving wheel and the first driven wheel, the second servo motor drives the first driving wheel to rotate, and the first driving wheel drives the first conveying belt to convey workpieces.
In one embodiment, two positioning jigs are arranged at intervals, and both the two positioning jigs can vacuum adsorb the workpiece, so that the workpiece can be fixed and processed.
In one embodiment, at least one of the following features is included: the driving frame is provided with a first connecting arm and a second connecting arm in an extending mode, the first connecting arm and the second connecting arm are spaced, so that a rotating space is formed among the first connecting arm, the driving frame and the second connecting arm, two opposite ends of the rotating shaft are respectively in rotating connection with the first connecting arm and the second connecting arm, and the rotating shaft can rotate relative to the first connecting arm and the second connecting arm to enable the first material taking piece and the second material taking piece to switch directions in the rotating space; drive arrangement includes third servo motor, second conveyer belt, second action wheel and second follower, third servo motor locates on the drive yoke, the second action wheel with third servo motor's output shaft, the second follower is fixed to be located on the rotation axis, the relative both ends of second conveyer belt are overlapped respectively and are located the second action wheel on the second follower, third servo motor drive the second action wheel rotates, makes the second action wheel passes through the second conveyer belt drives the second follower rotates.
In one embodiment, the first material taking member and the second material taking member are both vacuum chucks, the rotating shaft has a first side and a second side which are opposite to each other, the first material taking member and the second material taking member are both provided with a plurality of material taking members, the first material taking members are arranged on the first side of the rotating shaft at intervals side by side, and the second material taking members are arranged on the second side of the rotating shaft at intervals side by side.
In one embodiment, the device further comprises a first negative pressure monitoring device and a second negative pressure monitoring device, wherein the first negative pressure monitoring device is communicated with the first material taking pieces on the first side of the rotating shaft and is used for monitoring the negative pressure value of the first material taking pieces; the second negative pressure monitoring device is communicated with the plurality of second material taking pieces on the second side of the rotating shaft and is used for monitoring the negative pressure value of the second material taking pieces.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of an automatic loading/unloading driving structure according to the present invention;
FIG. 2 is a schematic structural diagram of an embodiment of a loading device in the automatic loading and unloading driving structure shown in FIG. 1;
FIG. 3 is a schematic structural diagram of an embodiment of a lifting device in the loading device shown in FIG. 2;
FIG. 4 is a schematic structural view of an embodiment of a material taking device in the loading device shown in FIG. 2;
FIG. 5 is a schematic structural view of an embodiment of a pick-and-place device in the automatic loading and unloading driving structure shown in FIG. 1;
FIG. 6 is a schematic structural view of an embodiment of an operating element of the pick-and-place apparatus shown in FIG. 5;
FIG. 7 is a schematic structural diagram of an embodiment of a positioning fixture in the automatic loading/unloading driving structure shown in FIG. 1;
fig. 8 is a schematic structural diagram of another embodiment of a positioning fixture in the automatic loading and unloading driving structure shown in fig. 1.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a frame; 2. a feeding device; 21. a blowing device; 22. a first driving member; 23. a guide member; 231. a base plate; 232. a first plate body; 233. a second plate body; 234. a third plate body; 235. a fourth plate body; 24. a support plate; 25. a transmission screw rod; 26. a positioning sensor; 271. a first cylinder; 272. a second cylinder; 273. a first vacuum chuck; 281. a feeding frame; 282. a second servo motor; 283. a first drive wheel; 284. a first driven wheel; 285. a first conveyor belt; 3. positioning a jig; 4. a pick-and-place device; 41. a chassis; 42. a cross frame; 43. a connecting frame; 44. a driving frame; 441. a first connecting arm; 442. a second connecting arm; 45. a rotating shaft; 46. a first material taking part; 47. a second material taking part; 481. a third servo motor; 482. a second conveyor belt; 483. a second drive wheel; 484. a second driven wheel; 491. a first negative pressure monitoring device; 492. a second negative pressure monitoring device; 5. a workpiece; 6. a jig dust removal device; 7. the jig leans on the angle.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
Referring to fig. 1, in an embodiment, the automatic loading and unloading driving structure includes a frame 1, a loading device 2, a positioning fixture 3, and a pick-and-place device 4. The loading device 2 is provided on the frame 1 and is capable of transporting a single workpiece 5 to a loading position. The positioning jig 3 is arranged on the frame 1 and used for fixing the workpiece 5 so as to process the workpiece 5. The taking and placing device 4 is arranged on the frame 1, can take and place the workpiece 5 conveyed to the feeding position by the feeding device 2 onto the positioning jig 3 for processing, and can take and place the processed workpiece 5 to the placing area.
Referring to fig. 2 and 3, in an embodiment, the feeding device 2 includes a lifting device, a blowing device 21, a material taking device, and a feeding device. The lifting device can drive the stacked workpieces 5 to move along the height direction of the rack 1, the air blowing device 21 can blow air to the workpieces 5 on the top layer to enable the workpieces 5 on the top layer to be suspended, the material taking device can adsorb the workpieces 5 blown by the air blowing device 21, and the feeding device is used for conveying the workpieces 5 adsorbed by the material taking device to a material feeding station.
Referring to fig. 2, specifically, the lifting device includes a first driving member 22, a guiding member 23 and a supporting plate 24. The supporting plate 24 is arranged in the guide 23 in a sliding mode along the height direction of the guide 23, the supporting plate 24 is linked with the driving end of the first driving part 22, the first driving part 22 can drive the supporting plate 24 to slide in the guide 23, and a plurality of workpieces 5 can be placed on the supporting plate 24 in a stacking mode.
Further, the lifting device further comprises a transmission screw rod 25, and a nut is connected to the transmission screw rod 25 through threads. The first driving part 22 is a first servo motor, the transmission screw rod 25 extends along the height direction of the guide part 23, the transmission screw rod 25 is rotatably arranged on the outer side of the guide part 23, one end of the transmission screw rod 25 is linked with the output end of the first servo motor, the supporting plate 24 is fixedly connected with the nut, and the first servo motor can drive the transmission screw rod 25 to rotate, so that the nut drives the supporting plate 24 to slide in the guide part 23.
In one embodiment, the guide 23 includes a base plate 231 and a shroud. The coaming is in a cylindrical shape with two open ends, one end of the coaming is arranged on the bottom plate 231, the other end of the coaming is provided with the air blowing device 21, and the supporting plate 24 is arranged in the coaming in a sliding manner along the height direction of the coaming.
Referring to fig. 3, in an embodiment, the enclosing plate is hollow, the air blowing device 21 is an air blowing hole formed at one end of the enclosing plate away from the bottom plate 231, the interior of the enclosing plate is externally connected with an air pipe, and the top workpiece 5 is blown up after air is blown through the air blowing hole; the feeding device 2 further comprises a positioning sensor 26. The positioning sensor 26 is arranged at one end of the enclosing plate far away from the bottom plate 231 and is electrically connected with the lifting device, the positioning sensor 26 is triggered after the workpieces 5 reach a specified height, the positioning sensor 26 transmits an electric signal to the lifting device to enable the lifting device to stop driving, and the air blowing device 21 blows air between the top workpiece 5 and the next workpiece 5.
Referring to fig. 3, in particular, the enclosing plate includes a first plate 232, a second plate 233, a third plate 234 and a fourth plate 235 that are arranged around the bottom plate 231 at intervals. The first plate body 232 is opposite to the third plate body 234, the second plate body 233 is opposite to the fourth plate body 235, the positions of the first plate body 232, the second plate body 233, the third plate body 234 and the fourth plate body 235 on the bottom plate 231 can be adjusted in a sliding mode, a sliding space for the supporting plate 24 to slide is defined by the first plate body 232, the second plate body 233, the third plate body 234 and the fourth plate body 235, and the end portion, far away from the bottom plate 231, of at least one of the first plate body 232, the second plate body 233, the third plate body 234 and the fourth plate body 235 is provided with the air blowing device 21.
Referring to fig. 4, in an embodiment, the material taking device includes a first cylinder 271, a second cylinder 272, and a first vacuum chuck 273. First vacuum chuck 273 links with the drive end of first cylinder 271, and first cylinder 271 can drive first vacuum chuck 273 and move towards the work piece 5 that is blown up, and makes first vacuum chuck 273 adsorb work piece 5, and the drive end linkage of first cylinder 271 and second cylinder 272, and second cylinder 272 can drive first cylinder 271 and drive first vacuum chuck 273 and move to the material feeding unit top, and first vacuum chuck 273 can loosen work piece 5 and make work piece 5 fall to material feeding unit on.
Referring to fig. 2, in another embodiment, the feeding device includes a feeding rack 281, a second servo motor 282, a first driving wheel 283, a first driven wheel 284 and a first conveyor belt 285. The feeding frame 281 is arranged on the machine frame 1, the second servo motor 282 is arranged on the feeding frame 281, the first driving wheel 283 and the first driven wheel 284 are arranged on the feeding frame 281 in a rotating mode at intervals, the first driving wheel 283 is linked with the driving end of the second servo motor 282, two opposite ends of the first conveying belt 285 are respectively sleeved on the first driving wheel 283 and the first driven wheel 284, and the second servo motor 282 drives the first driving wheel 283 to rotate so that the first driving wheel 283 drives the first conveying belt 285 to rotate to convey the workpiece 5.
Referring to fig. 5, in an embodiment, the pick-and-place device 4 includes a bottom frame 41, a cross frame 42, a connecting frame 43, a driving frame 44, and an operating element. The chassis 41 is arranged on the frame 1, the transverse frame 42 is arranged on the chassis 41 in a sliding manner along the front-back direction, the connecting frame 43 is arranged on the transverse frame 42 in a sliding manner along the left-right direction, the driving frame 44 is arranged on the connecting frame 43 in a sliding manner along the vertical direction, and the operating piece can realize the movement in the front-back direction, the left-right direction and the up-down direction through the matching of the transverse frame 42, the connecting frame 43 and the driving frame 44 and take and place the workpiece 5 on the positioning jig 3 from a feeding station. Specifically, the operation member includes a driving device, a rotating shaft 45, a first material taking member 46, and a second material taking member 47. The driving device is arranged on the driving frame 44, the rotating shaft 45 is rotatably arranged on the driving frame 44, the rotating shaft 45 is connected with the output end of the driving device, the first material taking part 46 and the second material taking part 47 are oppositely arranged on the rotating shaft 45, and the driving device drives the rotating shaft 45 to rotate, so that the first material taking part 46 can clamp and absorb the workpiece 5, or the second material taking part 47 can clamp and absorb the workpiece 5.
Referring to fig. 5, in an embodiment, the driving frame 44 is provided with a first connecting arm 441 and a second connecting arm 442 extending to the feeding station, the first connecting arm 441 and the second connecting arm 442 are spaced apart from each other, so that a rotation space is formed between the first connecting arm 441, the driving frame 44 and the second connecting arm 442, opposite ends of the rotating shaft 45 are rotatably connected to the first connecting arm 441 and the second connecting arm 442, respectively, and the rotating shaft 45 can rotate relative to the first connecting arm 441 and the second connecting arm 442 to enable the first material taking member 46 and the second material taking member 47 to switch directions in the rotation space.
Referring to fig. 6, in one embodiment, the driving device includes a third servo motor 481, a second conveyor 482, a second driving wheel 483 and a second driven wheel 484. The third servo motor 481 is arranged on the driving frame 44, the second driving wheel 483 is connected with an output shaft of the third servo motor 481, the second driven wheel 484 is fixedly arranged on the rotating shaft 45, two opposite ends of the second conveyor belt 482 are respectively sleeved on the second driving wheel 483 and the second driven wheel 484, and the third servo motor 481 drives the second driving wheel 483 to rotate, so that the second driving wheel 483 drives the second driven wheel 484 to rotate through the second conveyor belt 482.
Referring to fig. 7, in an embodiment, two positioning jigs 3 are disposed at an interval, and both the two positioning jigs 3 can vacuum-adsorb the workpiece 5, so that the workpiece 5 can be fixed and processed. After the first batch of workpieces 5 are taken from the loading position by the first material taking part 46 on the first side of the rotating shaft 45, the rotating shaft 45 rotates 180 degrees to enable the second material taking part 47 on the second side of the rotating shaft 45 to take the second batch of workpieces 5 from the loading position, the first material taking part 46 enables the first batch of workpieces 5 to be placed on the first positioning jig 3 in an adsorption mode through the cooperation drive of the cross frame 42, the connecting frame 43 and the driving frame 44, meanwhile, the connecting frame 43 and the driving frame 44 are driven in a matching mode to enable the second material taking part 47 to enable the second batch of workpieces 5 to be placed on the second positioning jig 3 in an adsorption mode, and the second batch of workpieces 5 begin to be machined. Then, the transverse frame 42, the connecting frame 43 and the driving frame 44 are matched with the driving second material taking part 47 to adsorb a third batch of workpieces 5, the rotating shaft 45 rotates for 180 degrees and adsorbs the first batch of workpieces 5 processed on the first positioning jig 3 through the first material taking part 46, the third batch of workpieces is placed on the first positioning jig 3 after the vacuum of the second material taking part 47 is disconnected through the rotation of the rotating shaft for 180 degrees, and the circular operation is performed in sequence, so that the discontinuous feeding and discharging operation is realized, and the processing efficiency is higher.
Referring to fig. 7 and 8, in the embodiment, the positioning fixture 3 is further provided with a fixture dust removing device 6 capable of cleaning dust and fragments of the workpiece 5, so as to reduce poor processing caused by the fixture, and the positioning fixture can be specifically configured as an air blowing mechanism. The circumference in the vacuum adsorption position of positioning jig 3 is equipped with the tool and leans on angle 7, and the butt location of work piece 5 of being convenient for, tool lean on angle 7 can provide fixed direction for work piece 5.
The automatic feeding and discharging driving structure can stably drive the workpieces 5 upwards through the lifting device, and can blow the workpieces 5 on the top layer through the blowing device 21, so that the workpieces 5 on the top layer are suspended, the workpieces 5 can be adsorbed after the material taking device moves towards the workpieces 5, and the adsorbed workpieces 5 are placed on the material feeding device by the material taking device and are conveyed to the feeding station through the material feeding device. The whole conveying process is accurate and stable, one workpiece 5 can be taken out at each time, and the phenomenon that a plurality of workpieces 5 which are overlapped together are taken out at one time does not occur. The transverse frame 42 can slide relative to the bottom frame 41, so that the material taking device can slide to a material feeding station and a position of the positioning jig 3, the driving frame 44 drives the material taking device to slide, so that the distance between the material taking device and the workpiece 5 can be adjusted, material taking and discharging are convenient, in addition, a first material taking part 46 and a second material taking part 47 are oppositely arranged on a rotating shaft 45 of the material taking device, when the first material taking part 46 finishes material taking, the position of the second material taking part 47 can be rotationally adjusted through the rotating shaft 45, the second material taking part 47 continues material taking, through the sliding driving of the transverse frame 42 and the connecting frame 43, the workpiece 5 can be placed on the positioning jig 3 by the second material taking part 47, after the workpiece 5 is processed, the workpiece 5 is continuously taken out by the second material taking part 47, then the rotating shaft 45 is rotationally adjusted again, so that the workpiece 5 can be placed on the positioning jig 3 by the first material taking part 46, after the workpiece 5 is processed, the first material taking part 46 takes the workpieces 5 out, so that material taking and discharging of a plurality of workpieces 5 can be realized, the number of times of material taking and discharging of the workpieces 5 is reduced, material changing is directly realized, operation is quick and convenient, the time of material taking and discharging is reduced, and the working efficiency is greatly improved.
It can be understood that, in actual operation, extracting device absorbs a work piece 5 to material feeding unit on, material feeding unit can drive a section distance forward, until after forming four spaced work pieces 5, material feeding unit transports four work pieces 5 to the material loading position together, first material taking 46 absorbs four work pieces 5 one by one, then transport four work pieces 5 to the material loading position by material feeding unit again, the rotatory 180 degrees second of pivot is got material 47 and is absorbed other four work pieces 5 one by one, can realize 8 work pieces 5 of disposable material loading, machining efficiency has been improved greatly.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides an automatic go up unloading drive structure which characterized in that includes:
a frame;
the feeding device is arranged on the rack and comprises a lifting device, an air blowing device, a material taking device and a feeding device, the lifting device can drive a plurality of stacked workpieces to move along the height direction of the rack, the air blowing device can blow air to the workpieces on the top layer to suspend the workpieces on the top layer, the material taking device can adsorb the workpieces blown by the air blowing device, and the feeding device is used for conveying the workpieces adsorbed by the material taking device to a feeding station;
the positioning jig is arranged on the rack and used for fixing the workpiece; and
the taking and placing device is arranged on the rack and comprises a bottom frame, a cross frame, a connecting frame, a driving frame and an operating part, the bottom frame is arranged on the rack, the cross frame is arranged on the bottom frame in a sliding mode along a first direction, the connecting frame is arranged on the cross frame in a sliding mode along the length direction of the cross frame, the driving frame is arranged on the connecting frame in a sliding mode along a second direction perpendicular to the first direction, the operating part can drive the workpiece to be taken and placed on the positioning jig from a feeding station through the cooperation of the cross frame, the connecting frame and the driving frame, the operating part comprises a driving device, a rotating shaft, a first material taking part and a second material taking part, the driving device is arranged on the driving frame, the rotating shaft is arranged on the driving frame in a rotating mode, and the rotating shaft is connected with the output end of the driving device, the first material taking part and the second material taking part are oppositely arranged on the rotating shaft, the driving device drives the rotating shaft to rotate, and the first material taking part can clamp and absorb workpieces or the second material taking part can clamp and absorb workpieces.
2. The automatic loading and unloading driving structure of claim 1, wherein the lifting device comprises a first driving member, a guiding member and a supporting plate, the supporting plate is slidably disposed in the guiding member along a height direction of the guiding member, the supporting plate is linked with a driving end of the first driving member, the first driving member can drive the supporting plate to slide in the guiding member, and a plurality of workpieces can be stacked on the supporting plate.
3. The automatic loading and unloading driving structure of claim 2, wherein the lifting device further comprises a transmission screw rod, a nut is connected to the transmission screw rod through threads, the first driving member is a first servo motor, the transmission screw rod extends along the height direction of the guide member, the transmission screw rod is rotatably arranged on the outer side of the guide member, one end of the transmission screw rod is linked with the output end of the first servo motor, the supporting plate is fixedly connected with the nut, and the first servo motor can drive the transmission screw rod to rotate so that the nut drives the supporting plate to slide in the guide member.
4. The automatic feeding and discharging driving structure as claimed in claim 2, wherein the guiding member comprises a bottom plate and a surrounding plate, the surrounding plate is cylindrical with two open ends, one end of the surrounding plate is arranged on the bottom plate, the other end of the surrounding plate is provided with the blowing device, and the supporting plate is arranged in the surrounding plate in a sliding manner along the height direction of the surrounding plate.
5. The automated loading and unloading drive structure of claim 4, comprising at least one of the following features:
the enclosing plate comprises a first plate body, a second plate body, a third plate body and a fourth plate body which are arranged on the bottom plate in an enclosing mode at intervals, the first plate body is opposite to the third plate body, the second plate body is opposite to the fourth plate body, the positions of the first plate body, the second plate body, the third plate body and the fourth plate body on the bottom plate can be adjusted in a sliding mode, a sliding space for the supporting plate to slide is defined among the first plate body, the second plate body, the third plate body and the fourth plate body, and the end, away from the bottom plate, of at least one of the first plate body, the second plate body, the third plate body and the fourth plate body is provided with the air blowing device;
the interior of the enclosing plate is hollow, the air blowing device is an air blowing hole formed in one end, far away from the bottom plate, of the enclosing plate, an air pipe is externally connected to the interior of the enclosing plate, and the workpiece on the top layer is blown up after air is blown through the air blowing hole;
the positioning sensor is arranged at one end, far away from the bottom plate, of the enclosing plate and electrically connected with the lifting device, the workpiece is triggered after reaching a specified height, the positioning sensor transmits an electric signal to the lifting device and enables the lifting device to stop driving, and the blowing device blows air between the workpiece and the next workpiece on the top layer.
6. The automated loading and unloading drive structure of claim 1, comprising at least one of the following features:
the material taking device comprises a first air cylinder, a second air cylinder and a first vacuum sucker, the first vacuum sucker is linked with the driving end of the first air cylinder, the first air cylinder can drive the first vacuum sucker to move towards the blown workpiece and enable the first vacuum sucker to suck the workpiece, the first air cylinder is linked with the driving end of the second air cylinder, the second air cylinder can drive the first air cylinder to drive the first vacuum sucker to move above the feeding device, and the first vacuum sucker can loosen the workpiece to enable the workpiece to fall onto the feeding device;
the feeding device comprises a feeding frame, a second servo motor, a first driving wheel, a first driven wheel and a first conveying belt, the second servo motor is arranged on the feeding frame, the first driving wheel and the first driven wheel are arranged on the feeding frame in a rotating mode at intervals, the first driving wheel is linked with a driving end of the second servo motor, two opposite ends of the first conveying belt are respectively sleeved with the first driving wheel and the first driven wheel, the second servo motor drives the first driving wheel to rotate, and the first driving wheel drives the first conveying belt to convey workpieces.
7. The automatic loading and unloading driving structure as claimed in claim 1, wherein there are two positioning jigs spaced apart from each other, and both of the two positioning jigs can vacuum-adsorb the workpiece, so that the workpiece can be fixed and processed.
8. The automated loading and unloading drive structure of claim 1, comprising at least one of the following features:
the driving frame is provided with a first connecting arm and a second connecting arm in an extending mode, the first connecting arm and the second connecting arm are spaced, so that a rotating space is formed among the first connecting arm, the driving frame and the second connecting arm, two opposite ends of the rotating shaft are respectively in rotating connection with the first connecting arm and the second connecting arm, and the rotating shaft can rotate relative to the first connecting arm and the second connecting arm to enable the first material taking piece and the second material taking piece to switch directions in the rotating space;
drive arrangement includes third servo motor, second conveyer belt, second action wheel and second follower, third servo motor locates on the drive yoke, the second action wheel with third servo motor's output shaft, the second follower is fixed to be located on the rotation axis, the relative both ends of second conveyer belt are overlapped respectively and are located the second action wheel on the second follower, third servo motor drive the second action wheel rotates, makes the second action wheel passes through the second conveyer belt drives the second follower rotates.
9. The automatic loading and unloading driving structure as claimed in claim 1, wherein the first material taking member and the second material taking member are both vacuum chucks, the rotating shaft has a first side and a second side opposite to each other, the first material taking member and the second material taking member are both provided with a plurality of members, the plurality of first material taking members are arranged on the first side of the rotating shaft side by side at intervals, and the plurality of second material taking members are arranged on the second side of the rotating shaft side by side at intervals.
10. The automatic loading and unloading driving structure as claimed in claim 9, further comprising a first negative pressure monitoring device and a second negative pressure monitoring device, wherein the first negative pressure monitoring device is communicated with the plurality of first material taking members on the first side of the rotating shaft and is used for monitoring the negative pressure value of the first material taking members; the second negative pressure monitoring device is communicated with the plurality of second material taking pieces on the second side of the rotating shaft and is used for monitoring the negative pressure value of the second material taking pieces.
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| CN201910989685.XA CN110759092A (en) | 2019-10-17 | 2019-10-17 | Automatic feeding and discharging driving structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910989685.XA CN110759092A (en) | 2019-10-17 | 2019-10-17 | Automatic feeding and discharging driving structure |
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| CN110759092A true CN110759092A (en) | 2020-02-07 |
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