Pile up neatly turnover vehicle
Technical Field
The utility model belongs to the technical field of logistics transportation, and particularly relates to a stacking and transferring vehicle.
Background
In factory logistics transportation, the transfer vehicle is used for transferring empty material boxes from the line edge operation place to the storage area, logistics personnel need to bend down to manually carry the material boxes to the transfer vehicle one by one, and the work efficiency is low and the labor intensity is high. In the prior art, although mechanical turnover equipment is used for transferring the stacking material boxes, such as application number CN201921461157.9, chinese patent application name of automatic unstacking equipment for a turnover box conveying line is disclosed. The turnover box conveying line comprises a cabinet body and a controller, wherein a driving motor is arranged at the top of the cabinet body, a first channel opening and a second channel opening are respectively arranged on one side of the cabinet body, the first channel opening and the second channel opening are used for a channel for a turnover box conveying line to pass through, a first mechanical arm and a second mechanical arm are respectively arranged on the other two sides of the cabinet body, the driving motor is in transmission connection with the first mechanical arm and the second mechanical arm, the controller is connected with the driving motor and used for controlling the working state of the driving motor, and an induction device used for detecting whether turnover boxes to be stacked exist on the turnover box conveying line in the cabinet body is further connected with the controller.
The mechanical arm above the turnover box is used for grabbing the turnover box, so that stacking of different turnover boxes is realized, and the height of the whole production line is increased. In addition, the mechanical arm also increases the cost of the whole turnover vehicle, so that a stacking turnover vehicle with small volume and low cost is needed.
Disclosure of utility model
In view of this, the utility model aims to propose a palletizing transfer vehicle which is small in size and low in cost.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The palletizing and transferring vehicle comprises a frame, a dragging box mechanism, an upper layer transmission channel and a lower layer transmission channel which are respectively integrated on the frame, wherein the dragging box mechanism and the upper layer transmission channel are arranged above the lower layer transmission channel;
The output end of the lower layer transmission channel is provided with a lifting part, and the upper layer transmission channel is used for transmitting a palletized feed box input by the box dragging mechanism;
The box dragging mechanism comprises a pair of rotatable rotating plates and two horizontal limiting plates, the rotatable rotating plates and the two horizontal limiting plates are arranged at two ends of the width direction of the frame, each horizontal limiting plate is fixed on the frame and abuts against the bottom surface of one rotating plate to enable the two rotating plates to be horizontally arranged, and the distance between the two rotating plates is smaller than the width of the material box when the two rotating plates are horizontally arranged;
When the lifting part lifts the feed box on the output end of the lower layer transmission channel upwards and passes through between the two rotating plates, the free ends of the two rotating plates rotate upwards, the feed box continues to move upwards to leave the two rotating plates until the two rotating plates fall onto the horizontal limiting plate, the lifting part circularly lifts the feed box of the lower layer transmission channel after falling onto the two rotating plates, the later lifted feed box lifts the first lifted feed box, and the two rotating plates lift the later lifted feed box.
Further, the box dragging mechanism further comprises two vertical limiting plates fixed at two ends of the frame in the width direction;
The two rotating plates are respectively connected with the frame in a rotating way, the two vertical limiting plates are fixed at two ends of the width direction of the frame and are positioned outside the two rotating plates, and the two vertical limiting plates are used for limiting the upward rotating angles of the free ends of the two rotating plates to be not more than 90 degrees.
Further, the lifting component comprises a lifting mechanism and a lifting frame, wherein the lifting frame is vertically and slidably connected with the frame, and the lifting mechanism is connected with the lifting frame and drives the lifting frame to move up and down;
the lifting frame is located at one end of the machine frame in the length direction and located between the two rotating plates, and the top surface of the lifting frame is used for lifting the material box.
Further, a baffle rod is fixed on the side surface of the lifting frame facing the lower layer transmission channel, when the lifting frame ascends, the baffle rod stops a material box on the lower layer transmission channel from falling onto the lifting frame, when the lifting frame descends, the baffle rod is driven to leave the lower layer transmission channel, and the material box on the lower layer transmission channel falls onto the lifting frame.
Further, the lifting mechanism comprises a pedal frame and a rope pulley mechanism, the pedal frame is vertically and slidably connected with the frame, the rope pulley mechanism is connected with the pedal frame and the lifting frame, when the pedal frame is stepped down, the rope pulley mechanism drives the lifting frame to lift, and when the pedal frame is loosened, the lifting frame is reset.
Further, the number of the rope pulley mechanisms is two, each rope pulley mechanism comprises a rope, two movable joint screws and two pulleys, the pulley positioned above is arranged on the frame, the pulley positioned below is arranged on the pedal frame, the movable joint screw positioned above is arranged on the frame, the movable joint screw positioned below is arranged on the lifting frame, and the two pulleys are positioned between the two movable joint screws;
The path of the rope is continuous snake-shaped, one end of the rope is fixed to the movable joint screw on the lifting frame, then upwards bypasses the pulley positioned above and downwards extends, and then upwards fixes to the movable joint screw arranged on the frame after bypassing the pulley positioned below;
the pedal frame is positioned between the two rope pulley mechanisms.
The blocking mechanism comprises a blocking frame and a locking mechanism, wherein the blocking frame is rotatably connected with the frame, the locking mechanism is used for locking the rotating position of the blocking frame, and the blocking frame can block or leave a feed box on the upper layer conveying channel.
Further, the frame also comprises a check device arranged between the box dragging mechanism and the upper layer transmission channel, and the feed box on the upper layer transmission channel is prevented from returning to the box dragging mechanism.
Further, moving wheels are arranged at four corners of the frame.
Compared with the prior art, the utility model has the beneficial effects that:
The utility model provides a pile up neatly turnover vehicle utilizes lifting unit to lift the workbin, and lifting unit does not lie in the top of workbin, and when workbin upwards lifted and passed through between two rotor plates, the free end and the workbin contact of two rotor plates, the workbin upwards jack-up rotor plate's free end to drive the rotor plate and upwards rotate, the inboard of two rotor plates, the edge grow of close side, the workbin continues to move upwards and leaves two rotor plates to two rotor plates fall on the horizontal limiting plate after, lifting unit falls the workbin to two rotor plates on the back and leaves the workbin. The rotating plate is used for supporting the feed box. The lifting part circularly lifts the bin of the lower layer conveying channel, and the later lifted bin lifts the first lifted bin, namely, the two bins finish stacking, and the two rotating plates lift the later lifted bin by utilizing the rotatable rotating plates.
According to the utility model, the stacking of the material box is completed by the lifting component and the rotating plate, the lifting component can be positioned below the box dragging mechanism, and the height of the whole turnover vehicle is reduced. And compared with the existing pair of mechanical arms, the lifting mechanism can greatly reduce occupied volume, and the space of the upper layer transmission channel and the lower layer transmission channel provides enough installation space for the lifting mechanism. In addition, the combination of the lifting component and the rotating plate greatly reduces the cost of using a pair of mechanical arms.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
Fig. 1 is a schematic perspective view of a pallet truck according to the present utility model;
fig. 2 is a schematic side view structure of the palletizing transfer vehicle provided by the utility model;
fig. 3 is a schematic structural view of a lifting frame provided by the present utility model;
FIG. 4 is a schematic diagram of a structure of the present utility model;
fig. 5 is a schematic structural diagram of a lifting mechanism provided by the utility model.
In the figure, an upper layer transmission channel 1, a lower layer transmission channel 2, a vertical limiting plate 31, a rotating plate 32, a horizontal limiting plate 33, a lifting frame 41, a lifting sliding block 42, a baffle rod 411, a pedal frame 5, an articulated screw 51, a blocking mechanism 7 and a check device 8 are shown.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It should be noted that, in the case of no conflict, embodiments of the present utility model and features of the embodiments may be combined with each other, and the described embodiments are only some embodiments of the present utility model, not all embodiments.
It should be noted that, the descriptions of the directions of "left", "right", "upper", "lower", "top", "bottom", and the like of the present utility model are defined based on the relation of orientations or positions shown in the drawings, and are only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the structures must be constructed and operated in a specific orientation, and thus, the present utility model should not be construed as being limited thereto. In the description of the present utility model, the meaning of "plurality" is two or more unless specifically defined otherwise.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, directly connected, indirectly connected through intervening mediums, or may be in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-5, the embodiment is described, and a pallet truck comprises a frame, a pallet mechanism, an upper layer transmission channel 1 and a lower layer transmission channel 2 which are respectively integrated on the frame, wherein the pallet mechanism and the upper layer transmission channel 1 are arranged above the lower layer transmission channel 2.
The frame is a mounting foundation for mounting various parts of the whole transfer vehicle. The frame is divided into an upper layer and a lower layer, wherein the upper layer is a box dragging mechanism, an upper layer transmission channel 1, and the lower layer is a lower layer transmission channel 2. The lower conveyor channel 2 is receiving a magazine, which is provided with an output end, which magazine can be transported by the lower conveyor channel 2 to a fixed position at the output end. The upper layer conveying channel 1 and the lower layer conveying channel are preferably fluent strip conveying mechanisms commonly used in the logistics field, and two juxtaposed fluent strip conveying bins are preferably used. The upper layer transmission channel 1 and the lower layer transmission channel 2 are integrally along the length direction of the frame. The frame is provided with the intermediate frame in one side of length direction, and the top of intermediate frame is provided with the pushing rod, and the intermediate frame plays the workbin on the output of interception lower floor's transmission channel 2.
The box dragging mechanism is used for completing a stacking box and comprises a pair of rotatable rotating plates 32 and two horizontal limiting plates 33, wherein the rotatable rotating plates 32 and the two horizontal limiting plates 33 are arranged at two ends of the width direction of the frame, each horizontal limiting plate 33 is fixed on the frame and abuts against the bottom surface of one rotating plate 32 to enable the two rotating plates 32 to be horizontally placed, and the distance between the inner side edges of the two rotating plates 32 is smaller than the width of the box when the two rotating plates are horizontally placed. The rotating ends of the two rotating plates 32 are rotatably connected with the frame, and the distance between the free ends and the inner edges of the two rotating plates when the edges are horizontally placed is smaller than the width of the feed box, so that the two rotating plates 32 can be abutted against the feed box when the feed box falls down again above the rotating plates 32. A horizontal limiting plate 33 fixed on the frame is arranged below each rotating plate, and the space between the two horizontal limiting plates 33 is required to enable the feed box to pass smoothly.
Wherein, upper conveying channel 1 is used for conveying the workbin of pile up neatly of being input by the drag box mechanism. After the bin is piled at the bin dragging mechanism, the piled bin can be manually pushed into the upper layer transmission channel 1 for subsequent bin transmission.
Wherein, the output end of the lower layer transmission channel 2 is provided with a lifting component which is used for completing the lifting of the material box at the bottom of the material box. When the lifting component lifts the bin at the output end of the lower layer conveying channel 2 upwards and passes through the space between the two rotating plates 32, the free ends of the two rotating plates 32 are acted by the bin to rotate upwards, the bin continues to move upwards to leave the two rotating plates 32, and after the two rotating plates 32 fall onto the horizontal limiting plate 33 under the gravity, the lifting component drops the bin onto the two rotating plates 32 and leaves the upper layer conveying channel 1. The lifting part circularly lifts the feed box of the lower layer conveying channel 2, the feed box lifted later can lift and jack the feed box lifted earlier to finish stacking, and the number of the feed boxes lifted after the lifting of the two rotating plates 32 can be 2-4.
Preferably, in order to prevent the turning plate 32 from turning excessively, the box dragging mechanism further comprises two vertical limiting plates 31 fixed at two ends of the width direction of the frame, the two turning plates 32 are respectively connected with the frame in a turning mode, the two vertical limiting plates 31 are fixed at two ends of the width direction of the frame and are positioned outside the two turning plates 32, and the two vertical limiting plates 31 are used for limiting the upward turning angle of the free ends of the two turning plates 32 to be no more than 90 degrees. The rotating end of the rotating plate 32 can be sleeved on the frame, and the free end of the rotating plate 32 can have a turnover space of 0-90 degrees between the horizontal limiting plate 33 and the vertical limiting plate 31.
Wherein, the lifting component can include a lifting mechanism and a lifting frame, and a lifting surface of the lifting frame is placed on the bottom surface of the material box. The lifting mechanism may be an air cylinder. Or the technical scheme of the lifting component is preferably as follows:
The lifting component comprises a lifting mechanism and a lifting frame 41, the lifting frame 41 is vertically and slidably connected with the frame, and the lifting mechanism is connected with the lifting frame 41 and drives the lifting frame 41 to move up and down.
The lifting frame 41 is located at one end of the machine frame in the length direction and below the space between the two rotating plates 32, and the top surface of the lifting frame 41 is used for lifting the bin. The structure of the lifting frame 41 is preferably U-shaped, and the opening is towards the lower layer transmission channel 2, so that the lifting frame has small volume and can lift the two ends of the material box. When two fluency strips are employed in the lower conveyor path 2, as shown in fig. 3, the lifting frame 41 is preferably a frame structure and is placed in the space between the two fluency strips, one of which is hidden in fig. 3. The lifting frame can be connected with the middle frame in an up-down sliding way. The middle frame is provided with two lifting sliding blocks 42 which are matched in a sliding way and move up and down, and the lifting frame is fixedly connected with the lifting sliding blocks 42.
More preferably, a baffle 411 is fixed on the side of the lifting frame 41 facing the lower layer conveying channel 2, the baffle 411 extends downwards from the bottom surface of the lifting frame 41, when the lifting frame 41 ascends, the baffle 411 stops the bin on the lower layer conveying channel 2 from falling onto the lifting frame 41, when the lifting frame 41 descends, the baffle 411 is driven to leave the lower layer conveying channel 2, and the bin on the lower layer conveying channel 2 falls onto the lifting frame 41.
Preferably, the lifting mechanism comprises a pedal frame 5 and a rope pulley mechanism, wherein the pedal frame 5 is vertically and slidably connected with the frame, the rope pulley mechanism is connected with the pedal frame 5 and the lifting frame 41, when the pedal frame 5 is stepped down, the rope pulley mechanism drives the lifting frame 41 to lift, and when the pedal frame 5 is loosened, the lifting frame 41 is reset. The pedal frame 5 is arranged at the outer side of the frame, is positioned at one end of the frame in the length direction, and is arranged at the middle position of the frame in the width direction in a centering manner. The pedal frame 5 is an L-shaped frame. Thus, the feet of the user are used as lifting power sources, and the lifting cost is saved. The rope pulley mechanism is a pulley mechanism and comprises two pulley mechanisms, so that the pedal 5 can be lifted at two positions and two ends in the width direction, and the pedal frame 5 can be lifted more stably. Each rope pulley mechanism comprises a rope and a pulley, one end of the rope is fixed on the lifting frame, and the middle part of the rope is fixed on one end of the width of the pedal downwards by passing through the pulley. The path of the rope is n-type. The pedal frame 5 is positioned in the middle of the two pulleys. It is easily conceivable that the lifting frame or the pedal frame 5 may be provided with a counter weight, respectively, to adjust the position of the pedal frame 5.
The technical scheme of the rope pulley mechanism is that the number of the rope pulley mechanisms is preferably two, and each rope pulley mechanism comprises a rope, two movable joint screws 51 and two pulleys. In each rope pulley mechanism, the pulley positioned at the upper part is arranged on the frame, and the pulley positioned at the lower part is arranged on the pedal frame 5. The upper articulated screw 51 is arranged on the frame, the lower articulated screw 51 is arranged on the lifting frame 41, and two pulleys are arranged between the two articulated screws 51.
The strand path is continuous serpentine, i.e., continuous n-type and u-type. One end of the rope is fixed to the articulation screw 51 on the lifting frame 41, then upwards and downwards passes around the pulley on the upper side to reach the pedal frame, and then upwards passes around the pulley on the lower side to be fixed to the articulation screw 51 arranged on the frame.
The pedal frame 5 is positioned between the two rope pulley mechanisms. The pedal bracket 5 is positioned between two lower pulleys and between two lower articulation screws 51. Two articulation screws 51 above the frame are located above the middle position of the pedal frame.
Preferably, the device also comprises a blocking mechanism 7 arranged at the output end of the upper layer transmission channel 1, wherein the blocking mechanism 7 comprises a blocking frame and a locking mechanism, the blocking frame is rotationally connected with the frame, the locking mechanism is used for locking the rotation position of the blocking frame, the blocking frame of the blocking mechanism 7 can block or leave a material box on the upper layer transmission channel 1, and the position of the material box is stopped or the continuous transmission is completed.
The frame also comprises a check device 8 arranged between the box dragging mechanism and the upper layer transmission channel 1, and the box on the upper layer transmission channel 1 is prevented from returning to the box dragging mechanism. The non-return device 8 is the prior art and can be seen in the chinese patent of utility model with application number cn201920371845.
Preferably, the four corners of the frame are provided with moving wheels, so that the frame is convenient to move.
The embodiments of the utility model disclosed above are intended only to help illustrate the utility model. The examples are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model.