Automatic change and transport and put I-steel device
Technical Field
The utility model relates to a haulage equipment technical field mainly relates to an automatic change and transport and put I-steel device.
Background
An important process is provided on the automatic production line of the steel moulding platform: i-shaped steel used on a workbench is sequentially placed on the workbench from a storage rack according to standard intervals so as to complete subsequent welding and ensure that a frame and a panel in the next process are welded by a robot.
In the prior art, a crown block of a workshop is matched with a special lifting appliance to lift a plurality of I-beams one by one from a stacking position to a fixed point for assembly and positioning. The lifting mode generally needs two persons to complete, and the required time is long. Normally it takes about 5 minutes to hoist an i-beam from the stack into position on the table platform. And basically, all I-shaped steel of one steel die table is placed for about 90 minutes. The overhead traveling crane needs to reciprocate 17-22 times, is lifted and falls down frequently, and also needs to move left and right, the manual operation degree is very frequent, and an operator needs to hold the I-steel to walk, and the attention needs to be particularly focused. The final placement position accuracy cannot meet the required standard, and secondary adjustment is required by a worker. Particularly, when mass production is carried out, the method needs longer operation time, so that the machining efficiency is low, and meanwhile, potential safety hazards also exist when operating personnel hold the I-shaped steel for operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automatic change and transport and put I-steel device for solve above-mentioned current I-steel and remove and put the problem that positioning efficiency is low, the operation potential safety hazard is high.
The purpose of the utility model can be realized by adopting the following technical scheme:
an automatic I-steel conveying and placing device comprises a conveying frame, wherein a rotary driving mechanism for rotating the conveying frame is arranged at the lower part of the conveying frame; the end part of the rotary driving mechanism is provided with a hoisting mechanism for carrying I-shaped steel, and the lower part of the rotary driving mechanism is also provided with a walking driving vehicle; the lower part of the walking driving vehicle is provided with a track for advancing.
The whole section of the conveying frame is of a herringbone structure, the bottom of the conveying frame is provided with a bottom plate, four upright posts vertical to the bottom plate are welded at four corners of the upper part of the bottom plate, and two ends of the bottom plate are fixedly connected with rotary wheels used for rotating the conveying frame; the upper parts of the upright posts are welded with transversely symmetrical cantilever beams; the end part of the cantilever beam is provided with a hoisting mechanism; the hoisting mechanism comprises hoisting frame guide rods which are symmetrically arranged perpendicular to the end part of the cantilever beam; the hoisting frame guide rod is of a telescopic rod structure, and the lower part of the hoisting frame guide rod is connected with a hoisting frame which is transversely arranged; lifting electromagnets used for adsorbing the I-steel are evenly distributed on the lower portion of the hoisting frame at equal intervals.
An electric lifter vertical to the cantilever beam is arranged between the guide rods of the hoisting frame; the bottom end of the lifting rod at the lower part of the electric lifter is provided with a chain and is fixedly connected with the hoisting frame.
The rotary driving mechanism comprises a turbine rod type rotary drive arranged at the bottom; a rotary support frame fixed at the top of the walking drive vehicle is arranged above the turbine rod type rotary drive; the rotary support frame is used for supporting an annular rotary track arranged at the upper part of the rotary support frame; the worm wheel rod type rotary drive comprises an envelope worm arranged axially and a drive motor arranged at the end part of the envelope worm; one side of the enveloping worm is provided with an axially-arranged circular turbine turntable; the turbine teeth of the turbine turntable are in meshing transmission with the enveloping worm, and the upper part of the turbine turntable is provided with a rotating shaft; a rotary shifting fork is sleeved on the upper part of the rotary shaft; the top of the rotary shifting fork is fixedly connected with the bottom plate of the conveying frame.
The walking drive vehicle runs through the AGV control system, and the AGV control system can realize the automatic effect of walking drive running when running, and improves the conveying precision and conveying efficiency.
The outside of transporting every stand of frame all is fixed be provided with the crossing bracing in cantilever beam bottom, and all fixed be provided with cross arrangement's bracing between every two adjacent stands, the bracing is in order to be used for improving and transport the holistic stability of frame.
The upper end face of one side of the bottom plate of the conveying frame is also provided with a horizontal balancing weight for balancing the conveying frame.
The rotary wheel is arranged in the rotary track and rotates in a matched mode with the rotary track.
Through the utility model discloses an implement, reached good result of use: the utility model provides an automatic change and transport and put I-steel device, uses through hoisting mechanism, rotation mechanism and running gear's cooperation for the I-steel can put as required and put in place, transports welding platform with the I-steel is quick accurate to reach the construction requirement, this work flow has both improved the I-steel and has moved and put positioning efficiency, has reduced the operation potential safety hazard simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the worm gear type swing drive of fig. 1.
In the figure: 1. the device comprises a conveying frame, 11, a bottom plate, 12, an upright post, 13, a cantilever beam, 14, an inclined strut, 15, a rotary wheel, 2, a rotary driving mechanism, 21, a turbine rod type rotary driving mechanism, 22, an enveloping worm, 23, a driving motor, 24, a turbine rotary disc, 25, a rotary shaft, 26, a rotary supporting frame, 27, a rotary track, 28, a rotary shifting fork, 3, a hoisting mechanism, 31, a hoisting frame guide rod, 32, a hoisting frame, 33, a hoisting electromagnet, 34, an electric elevator, 4, a walking driving vehicle, 5, a track, 6, I-steel, 7 and a horizontal balancing weight.
Detailed Description
The present invention will be described with reference to the accompanying drawings.
As shown in fig. 1 and 2, the automatic h-steel conveying and placing device comprises a conveying frame 1, wherein a rotary driving mechanism 2 for rotating the conveying frame 1 is arranged at the lower part of the conveying frame 1; a hoisting mechanism 3 for carrying I-steel is arranged at the end part of the rotary driving mechanism 2, and a walking driving vehicle 4 is also arranged at the lower part of the rotary driving mechanism 2; the lower part of the walking driving vehicle 4 is provided with a track 5 for advancing; the whole section of the conveying frame 1 is of a sub-structure, the bottom of the conveying frame 1 is provided with a bottom plate 11, and four upright posts 12 vertical to the bottom plate are welded at four corners of the upper part of the bottom plate 11; two ends of the bottom plate 11 are fixedly connected with a rotary wheel 15 for rotating the conveying frame 1; the upper parts of the upright posts 12 are welded with transversely symmetrical cantilever beams 13; the end part of the cantilever beam 13 is provided with a hoisting mechanism 3; the hoisting mechanism 3 comprises hoisting frame guide rods 31 which are symmetrically arranged perpendicular to the end part of the cantilever beam 13; the hoisting frame guide rod 31 is a telescopic rod structure, and a hoisting frame 32 which is transversely arranged is connected to the lower part of the hoisting frame guide rod; lifting electromagnets 33 for adsorbing I-steel are uniformly distributed on the lower part of the lifting frame 32 at equal intervals; an electric lifter 34 vertical to the cantilever beam 13 is arranged between the hoisting frame guide rods 31; the bottom end of the lower lifting rod of the electric lifter 34 is provided with a chain and is fixedly connected with the hoisting frame 32; through the cooperation of the electric lifting machine 34 and the lifting electromagnet 33, after the I-steel 6 required to be conveyed is adsorbed by the lifting electromagnet 33, the lifting frame guide rod 31 of the telescopic rod structure is driven to be contracted and lifted through the arranged electric lifting machine 34, and then the I-steel 6 at the lower part is driven to be lifted, so that the placing purpose is achieved.
The rotary driving mechanism 2 comprises a turbine rod type rotary driving 21 arranged at the bottom; a rotary support frame 26 fixed at the top of the walking drive vehicle 4 is arranged above the turbine rod type rotary drive 21; the rotary support frame 26 is used for supporting an annular rotary track 27 arranged at the upper part of the rotary support frame; the rotary wheel 15 is arranged in the rotary rail 27 and is matched with the rotary rail to rotate, and the rotary wheel rotates circularly in the circular rail, so that the integral stability and the stress uniformity of the conveying frame 1 arranged at the upper part of the rotary wheel are ensured when the whole rotary wheel rotates; the worm wheel rod type rotary drive 21 comprises an envelope worm 22 arranged axially and a drive motor 23 arranged at the end part of the envelope worm; one side of the enveloping worm 22 is provided with an axially-placed circular turbine turntable 24; the turbine teeth of the turbine rotating disc 24 are in meshing transmission with the enveloping worm 22, and the upper part of the turbine rotating disc 24 is provided with a rotating shaft 25; a rotary shifting fork 28 is sleeved on the upper part of the rotary shaft 25; the top of the rotary shifting fork 28 is fixedly connected with the bottom plate 11 of the conveying frame 1; the rotary driving mechanism 2 mainly lifts the I-steel 6 and then rotates 90 degrees to adapt to the arrangement direction and position of the I-steel 6, meanwhile, the rotary driving mechanism 2 adopts a turbine rod type rotary driving 21, high-strength rotation can be provided in the aspects of bearing capacity, deformation resistance and transmission rigidity, the worm gear transmission has the characteristic of reverse self-locking, reverse self-locking can be realized, and the operation stability and the operation safety factor of the device are greatly improved; the walking drive car 4 runs through the AGV control system, the walking drive car under the AGV control system can set the car stroke according to the on-site demand, the automatic effect of walking drive car operation can be realized when the operation, and the conveying precision and the conveying efficiency are improved. The outer side of each upright post 12 of the conveying frame 1 is fixedly provided with an inclined strut 14 intersected with the bottom of the cantilever beam 13, the inclined strut 14 in cross arrangement is fixedly arranged between every two adjacent upright posts 12, and the inclined strut 14 is used for improving the overall stability of the conveying frame 1; the upper end face of one side of the bottom plate 11 of the conveying frame 1 is also provided with a horizontal balancing weight 7 for balancing the conveying frame; the horizontal balancing weight 7 can increase or decrease the weight according to the number of the adsorbed I-shaped steel 6 so as to balance the use of the whole device and ensure safe use.
When the device is used, I-shaped steel 6 is firstly hung on a storage rack according to the requirement of space design, a walking driving vehicle 41 is controlled to be opened to the storage rack, then a rotary driving mechanism is controlled to rotate a cantilever beam 13, the lower parts of lifting electromagnets 33 below the cantilever beam 13 are enabled to be in one-to-one correspondence to the upper parts of the I-shaped steel 6, the lifting electromagnets 33 are attracted when power is off, the I-shaped steel 6 is attracted to the corresponding lifting electromagnets 33 in a loosening mode when power is on, then a lifting rack guide rod 31 of a telescopic rod structure is contracted and lifted through an arranged electric lifter 34, the I-shaped steel 6 at the lower part is further taken up, meanwhile, the rotary driving mechanism 2 is controlled to enable the whole conveying rack 1 to rotate in an annular rotary rail 27 through a rotary wheel 15, the cantilever beam 13 is simultaneously rotated 90 degrees, the I-shaped steel 6 is enabled to leave the storage rack, and at the moment, the walking driving vehicle 41 is controlled to be opened to a workbench at the other end of the rail, and controlling the rotation driving mechanism 2 to rotate the cantilever beam 13 to the proper position, finally dropping the hoisting frame 32, enabling the I-steel 6 to fall at the designated position of the workbench, electrifying and loosening the hoisting electromagnet 33, and completing the conveying and placing work of a group of I-steels 6, so that the next work of the I-steels 6 can be carried out. The whole device is characterized in that the I-steel needed on the next storage rack is prepared to be hoisted in place in advance in the period of welding the I-steel on the workbench so as to convey the I-steel to the next procedure at any time. After the I-steel assembly on the workbench is welded and transferred, the I-steel is quickly and efficiently conveyed and placed on the workbench by the traveling driving vehicle, and the assembly and welding of the second group of frames are continuously carried out. The operation form greatly improves efficiency compared with the prior art, can be completed by one person during transportation and placement, can reduce the secondary adjustment procedure after the I-steel is in place, and greatly saves labor input.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.