SUMMERY OF THE UTILITY MODEL
Based on the weak point among the prior art that mentions among the above-mentioned background art, for this reason the utility model provides an automatic pick up mechanism and commodity circulation product handling device for transportation.
The utility model discloses an adopt following technical scheme to overcome above technical problem, specifically do:
an automatic picking mechanism comprises a clamping component used for clamping a logistics box, a lifting component driving the clamping component to lift, and a control component controlling the clamping component and the lifting component;
the clamping assembly comprises a group of clamping plates which are symmetrically arranged and a driving mechanism which drives the clamping plates to move oppositely or reversely;
the inner wall of the clamping plate is nested with suckers which are uniformly distributed and used for adsorbing the logistics boxes, and the suckers are communicated with a negative pressure pump through an exhaust pipe.
As a further aspect of the present invention: the driving mechanism comprises a first moving block fixedly connected with the upper end of the clamping plate, a suspension beam is arranged above the first moving block, and the suspension beam is provided with a transverse sliding groove for the first moving block to move; and a bidirectional screw rod which penetrates through the first moving block and is in threaded connection with the first moving block is arranged in the transverse sliding groove, extends to the outer side of the suspension beam and is connected with a first motor.
As a further aspect of the present invention: the lifting assembly is a lead screw module or a lifting hydraulic cylinder, and the lead screw module comprises a vertical frame and a second moving block which is nested in the vertical frame and is in sliding connection with the vertical frame; a first lead screw which penetrates through the second moving block and is in threaded connection with the second moving block is arranged in the vertical frame, and a second motor which is fixedly connected with the top of the vertical frame is connected to the upper end of the first lead screw.
As a further aspect of the present invention: the control assembly comprises a first infrared distance measuring sensor arranged on the inner wall of the clamping plate, the first infrared distance measuring sensor is connected with a PLC (programmable logic controller) through a lead, and the PLC is connected with the first motor through a lead; the PLC is connected with the negative pressure pump.
As a further aspect of the present invention: the control assembly is characterized by further comprising a second infrared distance measuring sensor arranged below the suspension beam, the second infrared distance measuring sensor is connected with the PLC through a lead, and the PLC is electrically connected with the second motor.
A product handling device for logistics transportation comprises the automatic picking mechanism and a cart matched with the automatic picking mechanism.
As a further aspect of the present invention: the cart comprises a moving frame fixedly connected with the lifting assembly, a bearing plate slidably connected with the moving frame and a transverse moving mechanism driving the bearing plate to move.
As a further aspect of the present invention: the transverse moving mechanism comprises a third moving block fixedly connected with the outer side corner of the bearing plate, and the moving frame is provided with a longitudinal sliding groove for the third moving block to slide; a third motor which penetrates through the third moving block and is in threaded connection with the third moving block is arranged in the longitudinal sliding groove, and the third motor is a stepping motor; the third motors are respectively and electrically connected with PLC controllers through wires; and a third infrared distance measuring sensor is arranged on the front side of the bearing plate and connected with the PLC through a wire.
As a further aspect of the present invention: the utility model discloses a portable loading device, including removal frame, loading board, removal frame, supply, removal frame is equipped with the confession the rectangle that the loading board runs through leads to the groove, removal frame is the L type and is equipped with three first gyro wheel that is triangular distribution below and, the loading board is the rectangular plate and keeps away from removal frame one side and is equipped with a set of second gyro wheel, the removal is erect the confession the.
After the structure more than adopting, the utility model discloses compare in prior art, possess following advantage: the utility model realizes the automatic clamping and lifting of the logistics box by arranging the clamping plate which is provided with the sucking disc and the infrared distance measuring sensor in a nesting way, the driving mechanism and the lifting component which comprises the infrared distance measuring sensor; through being equipped with the shallow including loading board, sideslip mechanism, realize thing flow box fast loading and unloading and transportation.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Referring to fig. 1 to 3, in an embodiment of the present invention, an automatic picking mechanism includes a clamping component for clamping a logistics box, a lifting component for driving the clamping component to lift, and a control component for controlling the clamping component and the lifting component;
the clamping assembly comprises a group of symmetrically arranged clamping plates 1 and a driving mechanism for driving the clamping plates 1 to move in opposite directions or in opposite directions, and the driving mechanism drives the symmetrically arranged clamping plates 1 to move in opposite directions or in opposite directions to clamp and release the logistics boxes;
the embedded sucking disc 7 that is used for adsorbing the thing flow box that has evenly distributed of the 1 inner wall of clamp plate, sucking disc 7 has negative pressure pump 9 through exhaust tube 8 intercommunication, negative pressure pump 9 is right through exhaust tube 8 gas is bled in sucking disc 7 for behind clamp plate 1 and the contact of thing flow box surface, sucking disc 7 adsorbs on the thing flow box surface, reinforcing adsorption affinity, and then improves the stability of centre gripping.
In an embodiment of the present invention, the driving mechanism includes a first moving block 2 fixedly connected to the upper end of the gripping plate 1, a suspension beam 3 is disposed above the first moving block 2, and the suspension beam 3 is provided with a transverse sliding groove for the first moving block 2 to move; a bidirectional screw rod 4 which penetrates through the first moving block 2 and is in threaded connection with the first moving block 2 is arranged in the transverse sliding groove, the bidirectional screw rod 4 extends to the outer side of the suspension beam 3 and is connected with a first motor 5, and the first motor 5 is a stepping motor; specifically, the first motor 5 drives the bidirectional screw rod 4 to rotate, and the bidirectional screw rod 4 drives the first moving block 2 and the lower clamping plate 1 thereof to move in the opposite direction or in the opposite direction, so that clamping and releasing of the logistics box are realized; meanwhile, the negative pressure pump 9 pumps the gas in the sucker 7, so that the clamping stability is enhanced.
In another embodiment of the present invention, the lifting assembly is a screw rod module or a lifting hydraulic cylinder, and the screw rod module includes a vertical frame 12 and a second moving block 11 nested in the vertical frame 12 and slidably connected to the vertical frame 12; a first screw rod 13 penetrating through the second moving block 11 and in threaded connection with the second moving block 11 is arranged in the vertical frame 12, a second motor 14 fixedly connected with the top of the vertical frame 12 is connected to the upper end of the first screw rod 13, and the second motor 14 is a stepping motor.
Specifically, the second motor 14 drives the first lead screw 13 to rotate, the first lead screw 13 drives the second moving block 11 to move up and down in the vertical frame 12, and then the clamping assembly is driven to move up and down to lift logistics.
In another embodiment of the present invention, the control assembly comprises a first infrared distance measuring sensor 6 disposed on the inner wall of the gripping plate 1, and monitors the distance between the gripping plate 1 and the logistics box; the first infrared distance measuring sensor 6 is connected with a PLC (programmable logic controller) 10 through a lead, and the PLC 10 is connected with the first motor 5 through a lead; specifically, through the interval between the monitoring clamp of first infrared sensor 6 and getting board 1 and the thing flow box, when the clamp is got board 1 and thing flow box distance and is greater than zero, PLC controller 10 starts first motor 5 for the clamp is got board 1 and is close to making clamp and get board 1 and thing flow box laminating centre gripping to the thing flow box, the PLC controller with negative pressure pump 9 is connected, starts negative pressure pump 9 when first infrared distance measuring sensor 7 monitors that grip block 1 is zero with the thing flow box distance, makes sucking disc 7 adsorbs the centre gripping to the commodity circulation, improves the stability of centre gripping.
In another embodiment of the present invention, the control assembly further includes a second infrared distance measuring sensor 15 disposed below the suspension beam 3, the second infrared distance measuring sensor 15 is connected to the PLC controller 10 through a wire, and the PLC controller 10 is electrically connected to the second motor 14; specifically, the second infrared sensor 15 measures the distance between the suspension beam 3 and the logistics box and transmits information back to the PLC controller 10, the PLC controller 10 judges the distance between the suspension beam 3 and the logistics box, when the distance between the suspension beam 3 and the logistics box is larger than zero, the PLC controller 10 starts the second motor 14, the first lead screw 13 drives the second moving block 11 and the clamping component on the second moving block to move downwards, the suspension beam 3 is close to the logistics box, and the logistics boxes with different heights can be clamped conveniently.
The product carrying device for logistics transportation comprises the automatic picking mechanism, a conveying mechanism and a conveying mechanism, wherein the conveying mechanism comprises an automatic picking mechanism and a trolley matched with the automatic picking mechanism; the cart comprises a moving frame 16 fixedly connected with the lifting assembly, a bearing plate 18 connected with the moving frame 16 in a sliding mode, and a transverse moving mechanism driving the bearing plate 18 to move.
The movable frame 16 is L-shaped and is provided with three first idler wheels 17 distributed in a triangular mode below, the bearing plate 18 is a rectangular plate and is provided with a group of second idler wheels 19 far away from one side of the movable frame 16, and the movable frame 16 is provided with a rectangular through groove for the bearing plate 18 to penetrate through.
The transverse moving mechanism comprises a third moving block 20 fixedly connected with the outer side corner of the bearing plate 18, and the moving frame 16 is provided with a longitudinal sliding groove for the third moving block 20 to slide; a third motor 22 which penetrates through the third moving block 20 and is in threaded connection with the third moving block 20 is arranged in the longitudinal sliding groove, and the third motor 22 is a stepping motor; the third motors 22 are respectively and electrically connected with the PLC controllers 10 through wires; the front side of the bearing plate 18 is provided with a third infrared distance measuring sensor 23, and the third infrared distance measuring sensor 23 is connected with the PLC 10 through a lead.
Specifically, the PLC controller 10 is provided with a threshold value of a distance between the bearing plate 18 and the logistics box, the driving cart is close to the logistics box, when the distance between the bearing plate 18 and the logistics box is smaller than the set threshold value, the PLC controller 10 starts the third motor 22 to drive the bearing plate 18 to move towards the rear side of the moving frame 16, so that the clamping assembly moves to the upper side of the logistics box, subsequent clamping operation is facilitated, the clamping assembly clamps the logistics box and then is lifted by the lifting assembly, when the logistics box exceeds the height of the bearing plate 18, data detected by the third infrared distance measuring sensor 23 returns to normal, at this time, the PLC controller 10 starts the third motor 22, the bearing plate 18 is driven by the third motor 22 to return to the initial position, then the lifting assembly releases the logistics box, so that the logistics box falls on the bearing plate 18, and large logistics boxes are convenient to move, load and unload.
The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. However, all changes which come within the scope of the independent claims of the invention are to be embraced therein.