Drawings
FIG. 1 shows a monolithic structure;
FIG. 2 shows a protective sleeve and a ring platform;
FIG. 3 shows a support mechanism;
FIG. 4 shows a partial structure of a support mechanism;
FIG. 5 shows a frame II, a rail I and a rail II;
FIG. 6 shows a speed reducing motor, a clamp spring, an auxiliary wheel, a reset rod I, a compression spring I and a limiting part I;
FIG. 7 shows the mounting of the wheel carrier and spacing wheels;
FIG. 8 shows a frame II, a reset rod II, a bending plate, a compression spring II and a limiting part II;
figure 9 shows the inner tube, connector i, outer tube and connector ii.
Detailed Description
Referring to fig. 1 to 4, the system includes a supporting mechanism, the supporting mechanism includes a protection cylinder 21, a supporting frame 23, a movable portion and a static portion, the right side of the protection cylinder 21 is open, openings are also provided at the upper and lower ends of the protection cylinder 21, the protection cylinder 21 is fixedly connected to the supporting frame 23, the movable portion includes an electric cylinder i 24, a roller seat 25 and a movable roller 26, the movable end of the electric cylinder i 24 is disposed upward, the roller seat 25 is fixedly connected to the movable end of the electric cylinder i 24, two movable rollers 26 are disposed at the same height, the two movable rollers 26 are rotatably connected to the roller seat 25 in tandem, the electric cylinder i 24 is fixedly connected to the lower end of the supporting frame 23, the movable end of the electric cylinder i 24 passes through the supporting frame 23 from bottom to top, the static portion includes an electric cylinder ii 27 and a positioning roller 28, the electric cylinder ii 27 is fixedly connected to the lower end of the supporting frame 23, the movable end of the electric cylinder ii 27 passes through the supporting frame 23 from bottom to top, the positioning roller 28 is fixedly connected to the electric cylinder ii 27, and the axes of the movable roller 26, the positioning roller 28 and the protective cylinder 21 are parallel to a virtual horizontal plane and parallel to a virtual vertical plane. The left and right mirror images of the supporting mechanism are symmetrically provided with two supporting mechanisms. The movable roller 26 in each support mechanism is located outside the positioning roller 28, inside between the adjacent support mechanisms and outside between the remote support mechanisms.
In the initial state, the movable roller 26 is located below the registration roller 28, and the axis of the registration roller 28 is preferably located at the bottom of the virtual circle on the circumferential wall surface of the protection cylinder 21. When processing post, the large-scale work piece of pipe class, utilize the hoist to hoist the work piece earlier to two protection section of thick bamboos 21 directly over, because of protection section of thick bamboos 21 is the upper shed, make the hoist transfer the work piece, descend the work piece to on the registration roller 28 of the left and right sides, two registration rollers 28 of unilateral are convenient for the work piece that the bearing diameter is different, the hoist breaks away from the work piece, protection section of thick bamboo 21 can prevent that the work piece accident from dropping, avoid the work piece damage or avoid the work piece to drop and hinder people and other properties, heavier work piece utilizes the static friction to be convenient for keep motionless on unable pivoted registration roller 28, be convenient for cooperate anchor clamps to carry out fixed processing. The distance between the two supporting mechanisms is adjusted so as to support workpieces with different lengths. The movable roller 26 is raised by activating the electric cylinder i 24, and when the movable roller 26 is flush with the registration roller 28, the registration roller 28 is lowered so that the movable roller 26 takes over the registration roller 28. Then, the rotation of the workpiece on the movable roller 26 can be facilitated to facilitate the flexible surface processing or surface inspection.
Referring to fig. 5 to 7, the system further includes a frame i 11, a wheel rail 12, a frame ii 31, a convex rail i 32, a convex rail ii 33, a speed reducing motor 41, a snap spring 42, an auxiliary wheel 43, a reset rod i 44, a compression spring i 45, a limiting portion i 46, an electric push rod i 51, a contact portion 52, a wheel frame 61 and a limiting wheel 62, wherein the front and rear sides of the right end of the upper end of the frame i 11 are respectively fixedly connected with one wheel rail 12, the frame ii 31 is fixedly connected with the left end of the upper end of the frame i 11, the convex rail i 32 is integrally connected with the horizontal plane of the upper end of the frame ii 31, the convex rail ii 33 is fixedly connected with the left end of the frame ii 31 and is located right above the convex rail i 32, a clamping groove is arranged on an output shaft of the speed reducing motor 41, the snap spring 42 is clamped in the clamping groove, the auxiliary wheel 43 is rotatably connected with a mounting base, the mounting base is fixedly connected with the lower end of the speed reducing motor 41, the auxiliary wheel 43 is arranged to roll between the convex rail i 32 and the convex rail ii 33, the convex rail II 33 penetrates through the mounting seat, the reset rod I44 is fixedly connected to the left end of the speed reducing motor 41, the compression spring I45 is sleeved on the reset rod I44, the left end of the reset rod I44 is fixedly connected with the limiting part I46, the left end formed by the limiting part I46 is an arc end face, the output shaft of the speed reducing motor 41 penetrates through the left part of the left protection barrel 21, the right end of the clamp spring 42 abuts against the left end of the left protection barrel 21, the reset rod I44 is connected to the rack II 31 in a sliding mode, two ends of the compression spring I45 are respectively in contact with the speed reducing motor 41 and the rack II 31, and the right end of the limiting part I46 is in contact with the left end of the rack II 31; the electric push rod I51 is fixedly connected to the right end of the right side protection barrel 21, the movable end of the electric push rod I51 penetrates through the protection barrel 21 from right to left, the contact part 52 is rotatably connected to the movable end of the electric push rod I51, the wheel carrier 61 is fixedly connected to the front end and the rear end of the lower end of the right side support frame 23, and the left side and the right side of each wheel carrier 61 are respectively rotatably connected with one limiting wheel 62. The front limiting wheel 62 rolls in the front wheel rail 12, and the rear limiting wheel 62 rolls in the rear wheel rail 12. The inner end of the wheel rail 12 is provided with a convex part for being clamped at the corresponding inner end of the wheel rail 12. The outer end of the protective cylinder 21 is integrally connected with a ring platform 22.
When the rotation of the workpiece needs to be assisted, the height of the movable roller 26 is adjusted, so that the movable roller 26 supports the workpiece to be lifted, the axis of the workpiece is overlapped with the axis of the protective cylinder 21, the contact part 52 clamps the workpiece with the right end of the output shaft of the speed reduction motor 41, the speed reduction motor 41 is started to drive the workpiece to rotate, and at the moment, the movable roller 26 rotates along with the workpiece. The mode clamping force of adjusting the workpiece is small, and scratch to the workpiece caused by holding and clamping is avoided.
The system further comprises an inner pipe 81, a connecting piece I82, an outer pipe 83 and a connecting piece II 84, the left end of the inner pipe 81 is fixedly connected with the connecting piece I82, the connecting piece I82 is fixedly connected onto the mounting seat, the connecting piece I82 is slidably connected onto the frame II 31, the inner pipe 81 is slidably connected into the outer pipe 83, a plurality of holes I and a plurality of holes II are formed in the inner pipe 81 and the outer pipe 83 respectively, the inner pipe 81 and the outer pipe 83 are fixed by penetrating through any one of the holes I and the holes II through a bolt and nut assembly, the connecting piece II 84 is fixedly connected with the right end of the outer pipe 83, and the connecting piece II 84 is fixedly connected with the right supporting frame 23.
Referring to fig. 9, when the workpiece is lifted by the lifting appliance, the workpiece is located between the two protection cylinders 21, then the workpiece enters the protection cylinders 21 from right to left to push the output shaft of the speed reduction motor 41 to move leftwards, so that the speed reduction motor 41, the mounting seat and the reset rod i 44 move leftwards, the connecting piece i 82 moves leftwards, the protection cylinder 21 located on the right side moves leftwards to cover the right side of the workpiece, meanwhile, the contact part 52 abuts against the right side of the workpiece, and finally, the position of the speed reduction motor 41 is fixed, so that the workpiece can be automatically covered and buckled at two ends of the workpiece and fixed when entering the protection cylinder 21. The total length of the inner pipe 81 and the outer pipe 83 is adjustable to adapt to workpieces with different lengths, and the electric push rod I51 is used for driving the contact part 52 to move left and right, so that fine adjustment, compensation fixation or adjustment fixation force can be realized.
Referring to fig. 8, the system further includes a frame ii 71, two reset rods ii 72, a bending plate 73, a compression spring ii 74 and a limiting portion ii 75, the upper portion of the frame ii 71 is slidably connected with the two reset rods ii 72, the bending plate 73 is fixedly connected to the lower end of the reset rod ii 72, the compression spring ii 74 is sleeved on the reset rod ii 72, two ends of the compression spring ii 74 are respectively contacted with the upper portion of the frame ii 71 and the bending plate 73, and the limiting portion ii 75 is fixedly connected to the upper end of the reset rod ii 72.
When the speed reducing motor 41 moves leftwards, the limiting part I46 moves leftwards, the bending plate 73 is provided with an inclined plane which is low at the left side and high at the right side, the limiting part I46 pushes the inclined plane to enable the bending plate 73 to rise until the bottom of the bending plate 73 is clamped at the right end of the limiting part I46, and the speed reducing motor 41 is positioned. Then, the cylindrical workpiece with a large weight can be subjected to double-end buckling cover and clamping positioning only by being hoisted into the protection barrel 21 positioned on the left side, or can be converted into a mode of flexibly adjusting rotation. By inputting workpiece data into the computer platform in advance, the computer platform generates commands to control the system to effect the movement of the movable rollers 26,
The fine adjustment of the registration roller 28 and the contact portion 52 achieves an intelligent fit.