Double-sucker feeding device

Abstract

The utility model discloses a double suction cup feeding device which comprises a rack, a punching machine, a feeding mechanism, a transfer table, a conveying mechanism and a servo system, the feeding mechanism comprises a stock bin and a lifting structure, and the stock bin is provided with a discharging groove; the conveying mechanism comprises a supporting frame, a horizontal moving module, a vertical moving module and a suction cup module, the horizontal moving module can drive the vertical moving module to move in the horizontal direction, the suction cup module comprises a cross arm, a first suction cup and a second suction cup, and the vertical moving module can drive the cross arm to move in the vertical direction; the first suction cup and the second suction cup are arranged at the two ends of the cross arm respectively, the end, provided with the second suction cup, of the cross arm can stretch out of the rack and move towards the punching machine, the first suction cup can extract blanks from the discharging groove and transfer the blanks to the transfer table, and meanwhile the second suction cup can extract the blanks from the transfer table and transfer the blanks to the punching machine. The double-sucker feeding device provided by the embodiment of the utility model can realize efficient automatic feeding through simple linear reciprocating motion.

Description

Technical Field

[0001] The utility model relates to the technical field of automation equipment, in particular to a double suction cup feeding device. Background Art

[0002] In the stamping process of the pallet, the blank of the pallet needs to be placed on the workbench of the stamping machine, and then the blank is stamped to obtain the product. In the prior art, two feeding methods are usually used. One is manual feeding, but it is not safe, has low work efficiency, and cannot meet the needs of automated production; the other is to use a robot to feed, but because the robot needs to rotate at multiple angles during the feeding process, the robot needs to occupy a large space, and the cost of using the robot is high, which cannot meet the needs of large-scale production. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a double suction cup feeding device, which can realize efficient automatic feeding through simple linear reciprocating motion, has a simple structure, saves space, and reduces production costs.

[0004] A double suction cup feeding device proposed according to the utility model includes a frame, a punching machine, a feeding mechanism, a turntable, a conveying mechanism and a servo system, wherein the punching machine is located on one side of the frame; the feeding mechanism includes a silo and a lifting structure, the silo is connected to the frame, the silo is provided with a discharge trough opening upward to accommodate blanks, the lifting structure is connected to the frame, and the lifting structure is used to lift the blanks to the opening of the discharge trough; the turntable is connected to the frame, and the upper end surface of the turntable is used to place the blanks; the conveying mechanism includes a support frame, a horizontal moving module, a vertical moving module and a suction cup module, the support frame is connected to the frame, the horizontal moving module is arranged on the support frame, the horizontal moving module is connected to the vertical moving module and can drive the vertical moving module along the water The suction cup module comprises a cross arm, a first suction cup and a second suction cup, the vertical movement module is connected to the cross arm and can drive the cross arm to move in the up and down directions, the first suction cup and the second suction cup are respectively arranged at the two ends of the cross arm, and the cross arm at which the second suction cup is arranged can extend out of the frame and move toward the punching machine, the first suction cup is located directly above the material discharge trough and faces the material discharge trough, the second suction cup is located directly above the turntable and faces the turntable, the first suction cup can extract the blank from the material discharge trough and transfer it to the turntable, and at the same time, the second suction cup can extract the blank from the turntable and transfer it to the punching machine; the lifting structure, the horizontal movement module, the vertical movement module and the suction cup module are all electrically connected to the servo system.

[0005] According to the above embodiments of the utility model, at least the following beneficial effects are achieved:

[0006] The double suction cup feeding device provided by the embodiment of the utility model lifts the blank stored in the discharge trough to the opening through the lifting structure, and under the drive of the vertical moving module, the first suction cup moves downward to suck the blank at the opening of the discharge trough, and at the same time, the second suction cup moves downward to suck the blank on the turntable; under the drive of the horizontal moving module, the first suction cup moves horizontally to just above the turntable, the first suction cup deflates to loosen the blank, thereby transferring the blank from the discharge trough to the turntable, and at the same time, the second suction cup moves horizontally to the punching machine, the second suction cup deflates to loosen the blank, thereby transferring the blank from the turntable to the punching machine for the punching process, and then under the joint action of the vertical moving module and the horizontal moving module, the first suction cup and the second suction cup are reset and the above action is repeated, and at the same time, the above action can be automatically controlled by the servo system, so that efficient automatic feeding can be achieved through simple linear reciprocating motion, and the structure is simple, space is saved, and production costs are reduced.

[0007] According to some embodiments of the utility model, the horizontal moving module includes a support arm, a first slide rail, a first slide, a first support plate and a first driving structure, the support arm extends in a horizontal direction, one end of the support arm is fixed to the top of the support frame, the first slide rail is fixed to one side of the support arm, the first slide rail extends along the length direction of the support arm, one side of the first slide is slidably connected to the slide rail, the other side of the first slide is fixed to the first support plate, the vertical moving module is connected to the first support plate, and the first driving structure is installed on the support arm and can drive the first slide to move.

[0008] According to some embodiments of the utility model, the first driving structure includes a first motor, a first gear, a second gear, a chain and a first connecting plate, the first motor is installed at one end of the support arm, the output shaft of the first motor is connected to the first gear, the second gear is installed at the other end of the support arm, the first gear and the second gear are connected through the chain transmission, one end of the first connecting plate is fixedly connected to the chain, the other end of the first connecting plate is fixedly connected to the first support plate, and the first motor is electrically connected to the servo system.

[0009] According to some embodiments of the utility model, the vertical moving module includes a second slide rail, a second slide table, a second support plate and a second driving structure, the second slide rail extends in the vertical direction and is fixed to the first support plate, one side of the second slide table is slidably connected to the second slide rail, the other side of the second slide table is fixed to the second support plate, the suction cup module is connected to the second support plate, and the second driving structure is installed on the first support plate and can drive the second support plate to move.

[0010] According to some embodiments of the utility model, the second driving structure includes a first cylinder and a second connecting plate, the first cylinder is fixedly connected to the first support plate, the piston rod of the first cylinder extends in a vertical direction, one side of the second connecting plate is fixedly connected to the piston rod of the first cylinder, and the other side is fixedly connected to the second support plate, and the first cylinder is electrically connected to the servo system.

[0011] According to some embodiments of the utility model, the suction cup module also includes a first extension arm and a second extension arm, the cross arm is parallel to the first slide rail, the first extension arm and the second extension arm both extend in a horizontal direction and are perpendicular to the cross arm, the first extension arm and the second extension arm are respectively fixed to the two ends of the cross arm, the first suction cup is installed at the end of the first extension arm, and the second suction cup is installed at the end of the second extension arm.

[0012] According to some embodiments of the utility model, a first waist-shaped through hole is provided at the end of the first extension arm, the first waist-shaped through hole extends along the length direction of the first extension arm, and the first suction cup is installed in the first waist-shaped through hole; a second waist-shaped through hole is provided at the end of the second extension arm, the second waist-shaped through hole extends along the length direction of the second extension arm, and the second suction cup is installed in the second waist-shaped through hole.

[0013] According to some embodiments of the utility model, a positioning structure is provided on the upper end surface of the turntable, and the positioning structure is used to position the blank, and the positioning structure includes a second cylinder, a third cylinder, a first positioning block and a second positioning block. The second cylinder and the third cylinder are horizontally arranged on adjacent two sides of the turntable, and the piston rod direction of the second cylinder is perpendicular to the piston rod direction of the third cylinder. The first positioning block is arranged on the upper end surface of the turntable relative to one side of the second cylinder, and the second positioning block is arranged on the upper end surface of the turntable relative to one side of the third cylinder. The piston rod of the second cylinder is fixedly connected with a first push plate, and the second cylinder can drive the first push plate to push the blank so that the blank abuts the first positioning block, and the piston rod of the third cylinder is fixedly connected with a second push plate, and the third cylinder can drive the second push plate to push the blank so that the blank abuts the second positioning block, and the second cylinder and the third cylinder are both electrically connected to the servo system.

[0014] According to some embodiments of the utility model, the silo includes a plurality of vertical guide columns, the bottom of the guide columns is fixedly connected to the frame, the plurality of guide columns are circumferentially spaced to enclose the discharge trough, the feeding mechanism also includes a detection structure, the detection structure includes a vertical rod and an infrared sensor, the vertical rod is located on one side of the silo, the height of the vertical rod is greater than the height of the guide column, the bottom of the vertical rod is fixedly connected to the frame, the top of the vertical rod is provided with the infrared sensor, the infrared sensor faces the opening of the discharge trough, and the infrared sensor is electrically connected to the servo system.

[0015] According to some embodiments of the utility model, the lifting structure includes a third support plate, a third slide rail, a third slide table, a second motor, a ball screw pair, a third connecting plate and a third extension arm, the third support plate is located on one side of the silo and extends in a vertical direction, the bottom of the third support plate is fixed to the frame, the third slide rail is fixed to the side of the third support plate facing the silo, the third slide rail extends in a vertical direction, the third slide table is slidably connected to the third slide rail, the second motor is installed on the top of the third support plate, and the second motor and the servo system Electrically connected, the output shaft of the second motor faces downward, the ball screw pair includes a screw and a nut, the screw extends in a vertical direction, one end of the screw is connected to the output shaft of the second motor, the other end of the screw is rotatably connected to the bottom of the third support plate, the nut is sleeved on the screw, the third slide and the nut are respectively fixed on both sides of the back side of the third connecting plate, the third extension arm extends in a horizontal direction, one end of the third extension arm is fixed to the front side of the third connecting plate, and the other end of the third extension arm extends into the discharge trough and can carry the blank.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0018] Figure 1 It is a schematic diagram of the layout of the double suction cup feeding device of some embodiments of the utility model;

[0019] Figure 2 It is a schematic diagram of the structure of a double suction cup feeding device of some embodiments of the utility model;

[0020] Figure 3 It is a schematic diagram of the structure of the conveying mechanism of some embodiments of the utility model;

[0021] Figure 4 It is a partial structural schematic diagram of the conveying mechanism of some embodiments of the utility model;

[0022] Figure 5 It is a schematic diagram of the structure of the transfer station of some embodiments of the utility model;

[0023] Figure 6 It is a schematic diagram of the structure of the feeding mechanism of some embodiments of the utility model;

[0024] Figure 7 yes Figure 6 Enlarged view of point A in the middle.

[0025] Wherein, the reference numerals are:

[0026] Frame 100; support frame 110;

[0027] Punching machine 200;

[0028] Bin 300; discharge trough 310; guide column 320; vertical rod 330; infrared sensor 340;

[0029] Lifting structure 400; third support plate 410; third slide rail 420; third slide platform 430; second motor 440; screw rod 450; nut 460; third connecting plate 470; third extension arm 480;

[0030] The transfer table 500; the third waist-shaped through hole 501; the fourth waist-shaped through hole 502; the second cylinder 510; the first push plate 511; the third cylinder 520; the second push plate 521;

[0031] Horizontally movable module 600; support arm 610; first slide rail 620; first slide platform 630; first support plate 640; first motor 650; first gear 660; second gear 670; chain 680; first connecting plate 690;

[0032] Vertical moving module 700; second slide rail 710; second slide platform 720; second support plate 730; first cylinder 740; second connecting plate 750;

[0033] Suction cup module 800; horizontal arm 810; first suction cup 820; second suction cup 830; first extension arm 840; first waist-shaped through hole 841; second extension arm 850; second waist-shaped through hole 851;

[0034] Billet 900. DETAILED DESCRIPTION

[0035] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0036] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0037] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0038] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0039] Reference Figures 1 to 3According to the utility model, a double suction cup feeding device includes a frame 100, a punching machine 200, a feeding mechanism, a transfer table 500, a conveying mechanism and a servo system. The punching machine 200 is located on one side of the frame 100; the feeding mechanism includes a silo 300 and a lifting structure 400. The silo 300 is connected to the frame 100. The silo 300 is provided with a discharge trough 310 with an opening upward to accommodate the blank 900. The lifting structure 400 is connected to the frame 100. The lifting structure 400 is used to The blank 900 is lifted to the opening of the material discharge trough 310; the transfer table 500 is connected to the frame 100, and the upper end surface of the transfer table 500 is used to place the blank 900; the conveying mechanism includes a support frame 110, a horizontal moving module 600, a vertical moving module 700 and a suction cup module 800, the support frame 110 is connected to the frame 100, the horizontal moving module 600 is installed on the support frame 110, the horizontal moving module 600 is connected to the vertical moving module 700 and can drive the vertical moving module 700 along The suction cup module 800 includes a horizontal arm 810, a first suction cup 820 and a second suction cup 830. The horizontal arm 810 extends in the horizontal direction. The vertical movement module 700 is connected to the horizontal arm 810 and can drive the horizontal arm 810 to move in the up and down directions. The first suction cup 820 and the second suction cup 830 are respectively arranged at both ends of the horizontal arm 810. One end of the horizontal arm 810 where the second suction cup 830 is arranged can extend out of the frame 100 and move toward the punching machine 200. The first suction cup 820 is located at the discharge position. Directly above the slot 310 and facing the discharge slot 310, the second suction cup 830 is located directly above the turntable 500 and facing the turntable 500, the first suction cup 820 can extract the blank 900 from the discharge slot 310 and transfer it to the turntable 500, and at the same time, the second suction cup 830 can extract the blank 900 from the turntable 500 and transfer it to the punching machine 200; the lifting structure 400, the horizontal moving module 600, the vertical moving module 700 and the suction cup module 800 are all electrically connected to the servo system.

[0040] Specifically, the double suction cup feeding device provided in the embodiment of the utility model lifts the blank 900 stored in the discharge trough 310 to the opening through the lifting structure 400, and under the drive of the vertical moving module 700, the first suction cup 820 moves downward to absorb the blank 900 at the opening of the discharge trough 310, and at the same time, the second suction cup 830 moves downward to absorb the blank 900 on the transfer table 500; under the drive of the horizontal moving module 600, the first suction cup 820 moves horizontally to the top of the transfer table 500, and the first suction cup 820 deflates to loosen the blank 900, thereby transferring the blank 900 from the discharge trough 310 To the turntable 500, at the same time, the second suction cup 830 moves horizontally to the punching machine 200, the second suction cup 830 deflates to loosen the blank 900, thereby transferring the blank 900 from the turntable 500 to the punching machine 200 for the punching process, and then under the joint action of the vertical moving module 700 and the horizontal moving module 600, the first suction cup 820 and the second suction cup 830 are reset and repeat the above actions, and at the same time, the above actions can be automatically controlled by the servo system, so that efficient automatic feeding can be achieved through simple linear reciprocating motion, and the structure is simple, space is saved, and production costs are reduced.

[0041] Reference Figures 2 to 4 According to some embodiments of the utility model, the horizontal moving module 600 includes a support arm 610, a first slide rail 620, a first slide table 630, a first support plate 640 and a first driving structure. The support arm 610 extends in the horizontal direction, one end of the support arm 610 is fixed to the top of the support frame 110, the first slide rail 620 is fixed to one side of the support arm 610, the first slide rail 620 extends along the length direction of the support arm 610, one side of the first slide table 630 is slidably connected to the slide rail, the other side of the first slide table 630 is fixed to the first support plate 640, the first support plate 640 extends in the vertical direction, the vertical moving module 700 is connected to the first support plate 640, and the first driving structure is installed on the support arm 610 and can drive the first slide table 630 to move.

[0042] Specifically, the first driving structure can drive the first support plate 640 connected to the first slide 630 to move, thereby driving the vertical moving module 700 to move, and then driving the cross arm 810 to move in the horizontal direction. One end of the support arm 610 extends toward the punching machine 200, and one end of the cross arm 810 on which the second suction cup 830 is provided can extend out of the frame 100 and move toward the punching machine 200, thereby completing the action of transferring the blank 900 to the punching machine 200.

[0043] Preferably, refer to Figure 2 and Figure 3In some embodiments, two first slide rails 620 are provided, and the two first slide rails 620 are arranged opposite to each other. The first support plate 640 is respectively connected to the two first slide rails 620 through two first slide platforms 630. By providing two first slide rails 620, the operation can be made smoother, the movement accuracy is improved, and the smooth transfer of the blank 900 is ensured.

[0044] Further, see Figures 2 to 4 According to some embodiments of the present invention, the first driving structure includes a first motor 650, a first gear 660, a second gear 670, a chain 680 and a first connecting plate 690. The first motor 650 is installed at one end of the support arm 610, the output shaft of the first motor 650 is connected to the first gear 660, the second gear 670 is installed at the other end of the support arm 610, the first gear 660 and the second gear 670 are connected through the chain 680, one end of the first connecting plate 690 is fixed to the chain 680, the other end of the first connecting plate 690 is fixed to the first support plate 640, and the first motor 650 is electrically connected to the servo system.

[0045] Specifically, the start and stop of the first motor 650 is controlled by the servo system. The first motor 650 drives the first gear 660 to rotate to drive the chain 680 to rotate, thereby driving the first connecting plate 690 to move in the horizontal direction, and then driving the first support plate 640 to move in the horizontal direction, so as to drive the vertical moving module 700 and the suction cup module 800 to move in the horizontal direction.

[0046] Reference Figures 2 to 4 According to some embodiments of the utility model, the vertical moving module 700 includes a second slide rail 710, a second slide table 720, a second support plate 730 and a second driving structure. The second slide rail 710 extends in the vertical direction and is fixedly connected to the first support plate 640. One side of the second slide table 720 is slidably connected to the second slide rail 710. The other side of the second slide table 720 is fixedly connected to the second support plate 730. The second support plate 730 extends in the vertical direction. The suction cup module 800 is connected to the side of the second support plate 730 away from the second slide table 720. The second driving structure is installed on the first support plate 640 and can drive the second support plate 730 to move.

[0047] Specifically, the second driving structure can drive the second support plate 730 connected to the second slide 720 to move up and down, thereby driving the suction cup module 800 to move up and down, that is, driving the cross arm 810 to move up and down, so as to complete the action of the suction cup sucking the blank 900.

[0048] Further, see Figures 2 to 4According to some embodiments of the utility model, the second driving structure includes a first cylinder 740 and a second connecting plate 750. The first cylinder 740 is fixedly connected to the first support plate 640. The first cylinder 740 and the second slide rail 710 are respectively located on opposite sides of the first support plate 640. The piston rod of the first cylinder 740 extends in a vertical direction. The second connecting plate 750 is perpendicular to the second support plate 730. One side of the second connecting plate 750 is fixedly connected to the piston rod of the first cylinder 740, and the other side is fixedly connected to the second support plate 730. The first cylinder 740 is electrically connected to the servo system.

[0049] Specifically, the servo system controls the start and stop of the first cylinder 740, and the first cylinder 740 drives the piston rod to extend and retract to drive the second connecting plate 750 to move up and down, thereby driving the second supporting plate 730 to move up and down, and further driving the suction cup module 800 to move up and down.

[0050] Further, see Figure 3 According to some embodiments of the utility model, the suction cup module 800 also includes a first extension arm 840 and a second extension arm 850, the cross arm 810 is parallel to the first slide rail 620, the first extension arm 840 and the second extension arm 850 both extend in the horizontal direction and are perpendicular to the cross arm 810, the first extension arm 840 and the second extension arm 850 are respectively fixed to the two ends of the cross arm 810, the first suction cup 820 is installed at the end of the first extension arm 840, and the second suction cup 830 is installed at the end of the second extension arm 850.

[0051] Further, see Figure 3 In some embodiments, an extension section is provided at the end of the second extension arm 850, and the extension section extends in a horizontal direction and in a direction away from the first extension arm 840. The second suction cup 830 is installed at the end of the extension section so that the second suction cup 830 can smoothly extend out of the frame 100 and transfer the blank 900 to the punching machine 200.

[0052] Further, see Figure 3 According to some embodiments of the utility model, a first waist-shaped through hole 841 is provided at the end of the first extension arm 840, and the first waist-shaped through hole 841 extends along the length direction of the first extension arm 840. The first suction cup 820 is mounted on the first waist-shaped through hole 841 through a fastener, so that the left and right positions of the first suction cup 820 can be adjusted, ensuring that the first suction cup 820 can be accurately moved to the specified position. Similarly, a second waist-shaped through hole 851 is provided at the end of the second extension arm 850, and the second waist-shaped through hole 851 extends in a direction perpendicular to the cross arm 810. The second suction cup 830 is mounted on the second waist-shaped through hole 851 through a fastener, so that the left and right positions of the second suction cup 830 can be adjusted, ensuring that the second suction cup 830 can be accurately moved to the specified position.

[0053] Further, see Figure 3 In some embodiments, the first extension arm 840 is provided with three first waist-shaped through holes 841, and the three first waist-shaped through holes 841 are evenly spaced along the length direction of the cross arm 810. The first suction cup 820 is installed in one of the first waist-shaped through holes 841 through a fastener, so that the front and rear positions of the first suction cup 820 can be adjusted, ensuring that the first suction cup 820 can be accurately moved to the specified position. Similarly, the second extension arm 850 is provided with three second waist-shaped through holes 851, and the three second waist-shaped through holes 851 are evenly spaced along the length direction of the cross arm 810. The second suction cup 830 is installed in one of the second waist-shaped through holes 851 through a fastener, so that the front and rear positions of the second suction cup 830 can be adjusted, ensuring that the second suction cup 830 can be accurately moved to the specified position.

[0054] Furthermore, in some embodiments, the number of the first waist-shaped through hole 841 and the second waist-shaped through hole 851 can be other numbers, for example, four, five, six or other numbers, which can be determined based on actual conditions and will not be elaborated here.

[0055] Reference Figure 5 According to some embodiments of the utility model, a positioning structure is provided on the upper end surface of the turntable 500, and the positioning structure is used to position the blank 900. The positioning structure includes a second cylinder 510, a third cylinder 520, a first positioning block (not shown in the figure) and a second positioning block (not shown in the figure). The second cylinder 510 and the third cylinder 520 are horizontally arranged on adjacent two sides of the turntable 500. The direction of the piston rod of the second cylinder 510 is perpendicular to the direction of the piston rod of the third cylinder 520. The upper end surface of the turntable 500 is provided with a first positioning structure relative to one side of the second cylinder 510. A second positioning block is arranged on the upper end surface of the transfer table 500 relative to one side of the third cylinder 520, the piston rod of the second cylinder 510 is fixedly connected with the first push plate 511, the second cylinder 510 can drive the first push plate 511 to push the blank 900 so that the blank 900 abuts against the first positioning block, the piston rod of the third cylinder 520 is fixedly connected with the second push plate 521, the third cylinder 520 can drive the second push plate 521 to push the blank 900 so that the blank 900 abuts against the second positioning block, the second cylinder 510 and the third cylinder 520 are both electrically connected to the servo system.

[0056] Specifically, the servo system controls the horizontal moving module 600 and the vertical moving module 700 to drive the first suction cup 820 to suck the blank 900 from the discharge trough 310 and transfer the blank 900 to the transfer table 500. At this time, the first push plate 511 and the second push plate 521 are both facing the blank 900. The servo system controls the second cylinder 510 to start to drive the first push plate 511 to push the blank 900 so that the blank 900 abuts the first positioning block. At the same time, the servo system controls the third cylinder 520 to start to drive the second push plate 521 to push the blank 900 so that the blank 900 abuts the second positioning block, that is, the adjacent two sides of the blank 900 abut the first positioning block and the second positioning block respectively, thereby realizing the positioning of the blank 900, so that the second suction cup 830 can accurately suck the blank 900 and accurately transfer the blank 900 to the specified position of the stamping machine 200, ensuring the smooth transfer of the blank 900.

[0057] Further, see Figure 5 In some embodiments, a third waist-shaped through hole 501 is provided on one side of the turntable 500 relative to the second cylinder 510, and the extension direction of the third waist-shaped through hole 501 is the same as the direction of the piston rod of the second cylinder 510. The first positioning block is fixed to the third waist-shaped through hole 501 by a fastener, so that the position of the first positioning block can be adjusted. Similarly, a fourth waist-shaped through hole 502 is provided on one side of the turntable 500 relative to the third cylinder 520, and the extension direction of the fourth waist-shaped through hole 502 is the same as the direction of the piston rod of the third cylinder 520. The second positioning block is fixed to the fourth waist-shaped through hole 502 by a fastener, so that the position of the second positioning block can be adjusted.

[0058] Further, see Figure 5 In some embodiments, the turntable 500 is provided with three third waist-shaped through holes 501, which are evenly spaced along the axial direction of the piston rod of the third cylinder 520, and the first positioning block is fixed to one of the third waist-shaped through holes 501 by a fastener, so that the position of the first positioning block can be adjusted. Similarly, the turntable 500 is provided with three fourth waist-shaped through holes 502, which are evenly spaced along the axial direction of the piston rod of the second cylinder 510, and the second positioning block is fixed to one of the fourth waist-shaped through holes 502 by a fastener, so that the position of the second positioning block can be adjusted.

[0059] Furthermore, in some embodiments, the number of the third waist-shaped through hole 501 and the fourth waist-shaped through hole 502 may be other numbers, for example, four, five, six or other numbers, which can be determined based on actual conditions and will not be elaborated here.

[0060] Reference Figure 6According to some embodiments of the present invention, the silo 300 includes a plurality of vertical guide posts 320, the bottom of the guide posts 320 is fixed to the frame 100, the plurality of guide posts 320 are arranged circumferentially to form a material discharge trough 310, the cross section of the material discharge trough 310 is adapted to the shape of the blank 900, so that the guide posts 320 can play a guiding role, the feeding mechanism also includes a detection structure, the detection structure includes a vertical rod 330 and an infrared sensor 340, the vertical rod 330 is located on one side of the silo 300, and the vertical rod 330 is arranged to surround the material discharge trough 310. 0 is greater than the height of the guide column 320, the bottom of the vertical rod 330 is fixed to the frame 100, and an infrared sensor 340 is arranged on the top of the vertical rod 330. The infrared sensor 340 faces the opening of the material discharge trough 310. The infrared sensor 340 is electrically connected to the servo system, so that the infrared sensor 340 can detect whether the blank 900 reaches the opening of the material discharge trough 310. The infrared sensor 340 transmits the detection signal to the servo system, and the servo system controls the conveying mechanism to perform the next action according to the detection signal.

[0061] Further, see Figure 6 and Figure 7 According to some embodiments of the utility model, the lifting structure 400 includes a third support plate 410, a third slide rail 420, a third slide table 430, a second motor 440, a ball screw pair, a third connecting plate 470 and a third extension arm 480. The third support plate 410 is located on one side of the silo 300 and extends in the vertical direction. The bottom of the third support plate 410 is fixed to the frame 100. The third slide rail 420 is fixed to the side of the third support plate 410 facing the silo 300. The third slide rail 420 extends in the vertical direction. The third slide table 430 can be slidably connected to the third slide rail 420. The second motor 440 is installed on the top of the third support plate 410. Electrically connected to the servo system, the output shaft of the second motor 440 faces downward, the ball screw pair includes a screw rod 450 and a nut 460, the screw rod 450 extends in the vertical direction, one end of the screw rod 450 is connected to the output shaft of the second motor 440, the other end of the screw rod 450 is rotatably connected to the bottom of the third support plate 410, the nut 460 is sleeved on the screw rod 450, and the third slide 430 and the nut 460 are respectively fixed on both sides of the back side of the third connecting plate 470, the third extension arm 480 extends in the horizontal direction, one end of the third extension arm 480 is fixed to the front side of the third connecting plate 470, and the other end of the third extension arm 480 extends into the material discharge trough 310 and can carry the blank 900.

[0062] Specifically, when the infrared sensor 340 detects that there is no blank 900 at the opening of the discharge chute 310, the detection signal is transmitted to the servo system, and the servo system controls the second motor 440 to start, and the output shaft of the second motor 440 drives the screw rod 450 to rotate, thereby driving the nut 460 to move in the vertical direction, and the nut 460 moves upward to drive the third connecting plate 470 to move upward, thereby driving the third extension arm 480 to move upward, so that the third extension arm 480 can lift the blank 900, and the third slide rail 420 can guide the third connecting plate 470 and make the movement of the third connecting plate 470 smoother. When the blank 900 at the top reaches the opening of the discharge chute 310, the infrared sensor 340 transmits the detection signal to the servo system, and the servo system controls the second motor 440 to turn off, and controls the conveying mechanism to transfer the blank 900.

[0063] Further, see Figure 6 and Figure 7 In some embodiments, two third slide rails 420 are provided, and the two third slide rails 420 are relatively arranged on both sides of the third support plate 410, and the ball screw pair is located in the middle of the two third slide rails 420. The two sides of the third connecting plate 470 are respectively connected to the two third slide rails 420 through two third slides 430, so that the movement is smoother.

[0064] In the embodiment of the utility model, the connecting member may be a clip or a plate of other shapes, and the connection method may be a snap connection, a screw connection or a welding method, which will not be described in detail here.

[0065] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A double suction cup feeding device, characterized in that: include: frame; A punching machine, located on one side of the frame; A feeding mechanism, comprising a silo and a lifting structure, wherein the silo is connected to the frame, the silo is provided with a discharge trough opening upward to accommodate the blanks, and the lifting structure is connected to the frame, and is used to lift the blanks to the opening of the discharge trough; A transfer table connected to the frame, wherein the upper end surface of the transfer table is used for placing the blank; The conveying mechanism comprises a support frame, a horizontal movable module, a vertical movable module and a suction cup module, wherein the support frame is connected to the frame, the horizontal movable module is arranged on the support frame, the horizontal movable module is connected to the vertical movable module and can drive the vertical movable module to move in the horizontal direction, the suction cup module comprises a cross arm, a first suction cup and a second suction cup, the vertical movable module is connected to the cross arm and can drive the cross arm to move in the up and down direction, the first suction cup and the second suction cup are respectively arranged at two ends of the cross arm, and one end of the cross arm where the second suction cup is arranged can extend out of the frame and move toward the punching machine, the first suction cup is located directly above the material discharge trough and faces the material discharge trough, the second suction cup is located directly above the transfer table and faces the transfer table, the first suction cup can extract the blank from the material discharge trough and transfer it to the transfer table, and at the same time, the second suction cup can extract the blank from the transfer table and transfer it to the punching machine; The servo system, the lifting structure, the horizontal moving module, the vertical moving module and the suction cup module are all electrically connected to the servo system.

2. The double suction cup feeding device according to claim 1, characterized in that: The horizontal movement module includes a support arm, a first slide rail, a first slide table, a first support plate and a first driving structure. The support arm extends in a horizontal direction, one end of the support arm is fixedly connected to the top of the support frame, the first slide rail is fixedly connected to one side of the support arm, the first slide rail extends along the length direction of the support arm, one side of the first slide table is slidably connected to the slide rail, the other side of the first slide table is fixedly connected to the first support plate, the vertical movement module is connected to the first support plate, and the first driving structure is installed on the support arm and can drive the first slide table to move.

3. The double suction cup feeding device according to claim 2, characterized in that: The first driving structure includes a first motor, a first gear, a second gear, a chain and a first connecting plate. The first motor is installed at one end of the support arm, the output shaft of the first motor is connected to the first gear, the second gear is installed at the other end of the support arm, the first gear and the second gear are connected through the chain transmission, one end of the first connecting plate is fixedly connected to the chain, the other end of the first connecting plate is fixedly connected to the first support plate, and the first motor is electrically connected to the servo system.

4. The double suction cup feeding device according to claim 3, characterized in that: The vertical moving module includes a second slide rail, a second slide table, a second support plate and a second driving structure. The second slide rail extends in the vertical direction and is fixedly connected to the first support plate. One side of the second slide table is slidably connected to the second slide rail. The other side of the second slide table is fixedly connected to the second support plate. The suction cup module is connected to the second support plate. The second driving structure is installed on the first support plate and can drive the second support plate to move.

5. The double suction cup feeding device according to claim 4, characterized in that: The second driving structure includes a first cylinder and a second connecting plate, the first cylinder is fixedly connected to the first supporting plate, the piston rod of the first cylinder extends in a vertical direction, one side of the second connecting plate is fixedly connected to the piston rod of the first cylinder, and the other side is fixedly connected to the second supporting plate, and the first cylinder is electrically connected to the servo system.

6. The double suction cup feeding device according to claim 5, characterized in that: The suction cup module also includes a first extension arm and a second extension arm, the cross arm is parallel to the first slide rail, the first extension arm and the second extension arm both extend in a horizontal direction and are perpendicular to the cross arm, the first extension arm and the second extension arm are respectively fixed to two ends of the cross arm, the first suction cup is installed at the end of the first extension arm, and the second suction cup is installed at the end of the second extension arm.

7. The double suction cup feeding device according to claim 6, characterized in that: A first waist-shaped through hole is arranged at the end of the first extension arm, the first waist-shaped through hole extends along the length direction of the first extension arm, and the first suction cup is installed in the first waist-shaped through hole; a second waist-shaped through hole is arranged at the end of the second extension arm, the second waist-shaped through hole extends along the length direction of the second extension arm, and the second suction cup is installed in the second waist-shaped through hole.

8. The double suction cup feeding device according to claim 1, characterized in that: The upper end surface of the turntable is provided with a positioning structure, and the positioning structure is used to position the blank, and the positioning structure includes a second cylinder, a third cylinder, a first positioning block and a second positioning block, the second cylinder and the third cylinder are horizontally arranged on adjacent two sides of the turntable, the piston rod direction of the second cylinder is perpendicular to the piston rod direction of the third cylinder, the upper end surface of the turntable is provided with the first positioning block relative to one side of the second cylinder, and the upper end surface of the turntable is provided with the second positioning block relative to one side of the third cylinder, the piston rod of the second cylinder is fixedly connected with a first push plate, the second cylinder can drive the first push plate to push the blank so that the blank abuts the first positioning block, the piston rod of the third cylinder is fixedly connected with a second push plate, and the third cylinder can drive the second push plate to push the blank so that the blank abuts the second positioning block, and the second cylinder and the third cylinder are both electrically connected to the servo system.

9. The double suction cup feeding device according to claim 1, characterized in that: The silo includes a plurality of vertical guide columns, the bottom of which is fixedly connected to the frame, and the plurality of guide columns are circumferentially spaced to enclose the discharge trough. The feeding mechanism also includes a detection structure, which includes a vertical rod and an infrared sensor. The vertical rod is located on one side of the silo, and the height of the vertical rod is greater than the height of the guide column. The bottom of the vertical rod is fixedly connected to the frame, and the infrared sensor is arranged on the top of the vertical rod. The infrared sensor faces the opening of the discharge trough, and the infrared sensor is electrically connected to the servo system.

10. The double suction cup feeding device according to claim 9, characterized in that: The lifting structure includes a third support plate, a third slide rail, a third slide table, a second motor, a ball screw pair, a third connecting plate and a third extension arm, wherein the third support plate is located at one side of the silo and extends in a vertical direction, the bottom of the third support plate is fixedly connected to the frame, the third slide rail is fixedly connected to a side of the third support plate facing the silo, the third slide rail extends in a vertical direction, the third slide table is slidably connected to the third slide rail, the second motor is installed on the top of the third support plate, the second motor is electrically connected to the servo system, and the The output shaft of the second motor faces downward, and the ball screw pair includes a screw rod and a nut. The screw rod extends in a vertical direction, one end of the screw rod is connected to the output shaft of the second motor, and the other end of the screw rod is rotatably connected to the bottom of the third support plate. The nut is sleeved on the screw rod, and the third slide and the nut are respectively fixed on both sides of the back side of the third connecting plate. The third extension arm extends in a horizontal direction, one end of the third extension arm is fixed to the front side of the third connecting plate, and the other end of the third extension arm extends into the discharge trough and can carry the blank.

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