Double-stranded step-transit conveyor structure
Technical field
The present invention relates to a kind of material conveyor.Specifically, be used for big, be transported to the conveying mechanism of specifying station than heavy object.
Background technology
At electroplating industry, being used for workpiece is transplanted on the employed conveying mechanism of another station from a station all is the conventional conveyor structure at present.This conventional conveyor structure comprises the guide rail that is fixed on the truss, and described guide rail is an I-beam section, a plurality of hitches is arranged below it, and this hitch comprises hanging seat.Described hanging seat is approximate Y font, on two sections of its top axis hole is arranged all, two sections inboards on its top are provided with roller, this two roller all is rotatable shape by wheel shaft and is installed in two sections inboards, Y font hanging seat top, and described two rollers place respectively on the base plate of vertical plate both sides of I-shape guide rail.The hanging seat lower end is equipped with hook.Link to each other by single chain between the hanging seat of adjacent hitch.During work, rely on by hand earlier workpiece is hanging on the hook of different hitches one by one, drive all hitches by actuating unit again and move, workpiece is transplanted on another station from a station, at last by manually workpiece being taken off along guide rail.Because above-mentioned conventional conveyor structure is strand formula conveying mechanism, and only by component set-ups such as guide rail, hanging seat, roller and hooks, and can only rely on manual operations during work, therefore, be only applicable to less or transporting than light industry spare.Run into big or, need to realize transporting of workpiece by accessory equipments such as forklifts than heavy industry spare.Therefore, conventional conveyor structure Applicable scope is restricted.Because the conventional conveyor structure need rely on and manual workpiece is hanging on the hook of different hitches, after workpiece is transplanted on another station from a station, need again manually workpiece is taken off again, inefficiency not only, and also labour intensity is big.
Summary of the invention
The problem to be solved in the present invention provides a kind of double-stranded step-transit conveyor structure.This double-stranded step-transit conveyor structure, Applicable scope is unrestricted.Adopt this conveying mechanism, can reduce labour intensity, increase work efficiency.
For addressing the above problem, take following technical scheme:
Double-stranded step-transit conveyor structure characteristics of the present invention are to comprise frame, this frame is the cuboid framework, between its vertical two sidewalls two upper whorl axials and two middle wheel shafts are arranged, between two upper whorl axials and in two the wheel between centers be on the frame respectively, on middle side's the same level, and the spacing between two upper whorl axials is greater than the interaxle spacing of wheel in two.One of them upper whorl axial one end has stepping motor.All there is outer wheel shaft down the vertical curve of two upper whorl axials below, wheel shaft down in the vertical curve below of two middle wheel shafts all has, in described two outer wheel shafts down and two down wheel shaft all be on the same level.Described two upper whorl axials, two middle wheel shafts, two outer wheel shafts down and two interior lower whorl between centers all parallel, their two ends all are on vertical two side that rotatable shape is connected frame, their two ends all are fixed with sprocket wheel, and described sprocket wheel all is in the inboard, vertical two side of frame.Described upper whorl axial, middle wheel shaft, descend on the sprocket wheel of wheel shaft and the interior same end of wheel shaft down all to be with conveyer chain outward, the suspender that can move with conveyer chain is arranged between two conveyer chains.Guide rail is arranged at the frame bottom, and the parallel longitudinal of the vertical and frame of described guide rail has the cargo transport dolly on the guide rail, and the cargo transport dolly can slide along guide rail.On the cargo transport dolly material frame is arranged.
Take such scheme, have the following advantages and effect:
By such scheme as can be seen, owing between vertical two sidewalls of frame two upper whorl axials and two middle wheel shafts are arranged, between two upper whorl axials and in two the wheel between centers be on the frame respectively, on middle side's the same level, and the spacing between two upper whorl axials is greater than the interaxle spacing of wheel in two.One of them upper whorl axial one end has stepping motor.All there is outer wheel shaft down the vertical curve of two upper whorl axials below, wheel shaft down in the vertical curve below of two middle wheel shafts all has, in described two outer wheel shafts down and two down wheel shaft all be on the same level.Described two upper whorl axials, two middle wheel shafts, two outer wheel shafts down and two interior lower whorl between centers all parallel, their two ends all are on vertical two side that rotatable shape is connected frame, their two ends all are fixed with sprocket wheel, and described sprocket wheel all is in the inboard, vertical two side of frame.Described upper whorl axial, middle wheel shaft, descend on the sprocket wheel of wheel shaft and the interior same end of wheel shaft down all to be with conveyer chain outward, the suspender that can move with conveyer chain is arranged between two conveyer chains.Guide rail is arranged at the frame bottom, and the parallel longitudinal of the vertical and frame of described guide rail has the cargo transport dolly on the guide rail, and the cargo transport dolly can slide along guide rail.On the cargo transport dolly material frame is arranged.During work, drive upper whorl axial, middle wheel shaft, descend wheel shaft and interior wheel shaft, sprocket wheel and conveyer chain down to rotate together outward by stepping motor earlier, workpiece is transported under the conveyer chain of one on guide rail by cargo transport dolly and material frame again and makes the suspender on the conveyer chain catch on the material frame, can drive upper whorl axial, middle wheel shaft, descend wheel shaft, interior wheel shaft, sprocket wheel and conveyer chain down to continue rotation outward by stepping motor, workpiece is transplanted on another station from a station.Do not need manual operations, do not need the forklift less important work, just can realize transporting of workpiece.No matter workpiece size and weight all can transport, and Applicable scope is unrestricted.Owing to do not need manual operations, not only can reduce labour intensity again, also can increase work efficiency.
Description of drawings
Fig. 1 is a double-stranded step-transit conveyor structure structural representation of the present invention;
Fig. 2 is the A-A cross-sectional schematic of Fig. 1.
The specific embodiment
As shown in Figure 1, double-stranded step-transit conveyor structure of the present invention comprises frame 1, this frame is the cuboid framework, it is provided with two upper whorl axials 2 and two middle wheel shafts 3 between two sidewalls longitudinally, be in respectively on frame 1 top and middle side's the same level between the wheel 3 between two upper whorl axials 2 and in two, and the spacing that two upper whorl axials are 2 is greater than the spacing of 3 on two middle wheel shafts, and the line that two upper whorl axials are 2 is in the middle of the line of 3 on two middle wheel shafts.One of them upper whorl axial 2 one end is provided with stepping motor (summary), and the output shaft of stepping motor is connected mutually with an end of a upper whorl axial 2.The vertical curve below that the vertical curve of two upper whorl axials 2 below is provided with outer 6, two middle wheel shafts 3 of wheel shaft down is provided with in one wheel shaft 5 down, in described two outer wheel shafts 6 down and two down wheel shaft 5 all be on the same level.In the middle wheel shaft of described two upper whorl axials 2, two 3, two outer wheel shafts 6 down and two down 5 on wheel shaft all parallel, their two ends all are on vertical two side that rotatable shape is installed in frame 1 by bearing, their two ends all are fixed with sprocket wheel 16, and described sprocket wheel 16 all is in the inboard, vertical two side of frame 1.Described upper whorl axial 2, middle wheel shaft 3, descend all to be with on the sprocket wheel 16 of wheel shaft 6 and interior wheel shaft 5 same ends down and be provided with the suspender 7 that can move with conveyer chain 4 between conveyer chain 4, two conveyer chains 4 outward.As shown in Figure 2, described suspender 7 contains a strut 13, and it is all vertical with strut 13 that strut 13 two ends are provided with suspension rod 12, two suspension rods 12, and two suspension rods, 12 upper ends are separately fixed at the two ends of strut 13.All stretch out outside suspension rod 12 at described strut 13 two ends, described conveyer chain 4 vertically be evenly equipped with adapter plate 15, strut 13 two ends respectively with two conveyer chains 4 on corresponding adapter plate 15 link together.The lower end of described two suspension rods 12 all is equipped with suspension hook 11.
Be provided with guide rail 10 in frame 1 bottom, the parallel longitudinal of the vertical and frame 1 of described guide rail 10 is furnished with cargo transport dolly 9 on the guide rail 10, and cargo transport dolly 9 can slide along guide rail 10.Is furnished with material frame 8 on the cargo transport dolly 9.Described material frame 8 is a cuboid, on the relative both sides of material frame 8 suspension hook 11 is installed all, and this two suspension hook is corresponding with the suspension hook 11 of two suspension rods, 12 lower ends respectively, to make things convenient for the cooperation of the two.
For strengthening the intensity of suspender 7, between two suspension rods 12, be provided with reinforcing rod 14, the two ends of this reinforcing rod link to each other with the middle and upper part of two suspension rods 12 respectively.
When double-stranded step-transit conveyor structure of the present invention is worked, drive upper whorl axial 2 by stepping motor earlier, middle wheel shaft 3, outer wheel shaft 6 down and interior wheel shaft 5 down, sprocket wheel 16 and conveyer chain 4 rotate together, the material frame 8 that workpiece will be housed by cargo transport dolly 9 is transported under the conveyer chain 4 of 10 1 on guide rail and makes the suspension hook 11 on the suspender 7 on the conveyer chain 4 catch on corresponding suspension hook 11 on the material frame 8 again, can drive upper whorl axial 2 by stepping motor, middle wheel shaft 3, outer wheel shaft 6 down, interior wheel shaft 5 down, sprocket wheel 16 and conveyer chain 4 continue rotation, thereby workpiece is transplanted on another station from a station.