A kind of die turnover apparatus
The present invention relates to a kind of mould apparatus, be specifically related to a kind of device for die flip.
At present in the industrial production, mould is a kind of conventional production facilities, refer to that making blank become under external force has the instrument of the product of given shape and size, be widely used in stamping-out, shaping and punching, die forging, cold-heading, extruding, metallic sintered products compacting, pressure die-casting, and in the compression moulding of goods such as engineering plastics, rubber, pottery or the formed machining of injection moulding.Mould has specific profile or cavity shape, and the contour shape that application has cutting edge can make blank be separated (stamping-out) by outline line shape, and application cavity shape can make blank obtain corresponding three-dimensional shape.Mould generally comprises dynamic model and cover half (or punch and die) two parts, the two partable.Load blank time separately or take out product, when closing up, making product be separated with blank or be shaped.Mould is precision tool, complex-shaped, bears the expansive force of blank, all has higher requirements to structural strength, rigidity, superficial hardness, roughness of surface and working accuracy, and the development level that mould is produced is one of important symbol of machine manufacture level.
Mould kind is a lot, can be divided into: the 1. mould of processing metal according to processing object and processing technology.Comprise stamping die (as cutting die, bending die, Drawing Die, plunging die, shrinkage cavity mould, forcer, bulging die, sizing die etc.), forging die (as die forging mould, upsetting die etc.) and squeezing dies and molding die etc.2. the mould of machining of non-metallic and partial metallurgy.Comprise Mold for Plastics (as injection mould, compression mould and extrusion molding mould etc.), rubber pattern and powder metallurgy mould etc.According to constructional feature, mould can be divided into again the cutting die of plane and have the swaging die in space.Mould is generally single-piece, short run producton.Press the difference of shaping material, mould can be divided into metal die and nonmetal mould.Metal die is divided into again: casting mould (non-metals die casting, steel casting), diel and forging mold etc.; Nonmetal mould is also divided into: mould of plastics and inorganic non-metallic mould.And according to the difference of the material of mould own, mould can be divided into: sand mold mould, metal die, vacuum mold, paraffin mould etc.Wherein, along with the fast development of high molecule plastic, the life of mould of plastics and people is closely related.
But find in the use of reality, large mold by after patrix molding, need overturn 180 ° and places under repair when repairing a die, and patrix just can reach this object after need repeatedly lifting when overturning, time-consuming, effort and fragile mould, be thus badly in need of design a kind of special device realize mould lifting upset.
Summary of the invention
The object of the invention is to provide a kind of time saving and energy saving and can the die turnover apparatus of turnover mould easily.
Technical scheme of the present invention is: a kind of die turnover apparatus, comprise a crossbeam, load hook is provided with in the middle part of described crossbeam, vertically with described crossbeam setting direction in the both sides, below of described crossbeam be respectively equipped with left and right clamping device, be rotationally connected through switching mechanism between outside described crossbeam two ends and described left and right clamping device; Described clamping device comprises a support, relatively described crossbeam direction, described Bracket setting direction is vertical, inside described support, two ends are respectively equipped with clamper, and described clamper can relatively described bracket slide, offers two orthogonal V-type draw-in grooves inside described clamper; Described switching mechanism comprises the drive sprocket and driven sprocket that are arranged at described crossbeam two ends, described stent outer is provided with fixed chain wheel and movable sprocket wheel, and described drive sprocket and driven sprocket are connected with described fixed chain wheel and movable sprocket wheel through driving chain respectively.
Preferably, coordinate with described clamper and be also provided with clamper fastener.
Preferably, coordinate with described drive sprocket and driven sprocket and be also provided with sprocket wheel fastener.
Preferably, sprocket wheel guard shield is respectively equipped with outside described fixed chain wheel and movable sprocket wheel.
Preferably, coordinate with described drive sprocket outside described drive sprocket and be also provided with chain block.
Advantage of the present invention is: the present invention is by arranging a crossbeam, crossbeam hangs through hoisting hook hook, crossbeam two ends are rotationally connected through switching mechanism and the clamping device be arranged at below crossbeam, after gripper mechanism grips lives mould, being rotated by switching mechanism to drive clamping device and mould to rotate together easily, and it is time saving and energy saving to operate.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the structural representation of the embodiment of the present invention one.
Wherein: 1, crossbeam; 2, load hook; 3, support; 4, clamper; 5, V-type draw-in groove; 6, drive sprocket; 7, driven sprocket; 8, fixed chain wheel; 9, movable sprocket wheel; 10, driving chain; 11, sprocket wheel guard shield; 12, bottle gouard moved by hands.
Detailed description of the invention
Shown in Figure 1, a kind of die turnover apparatus, comprise a crossbeam 1, load hook 2 is provided with in the middle part of described crossbeam 1, vertically with described crossbeam 1 setting direction in the both sides, below of described crossbeam 1 be respectively equipped with left and right clamping device, be rotationally connected through switching mechanism between outside described crossbeam 1 two ends and described left and right clamping device.
Device in use, need when there being mould to repair a die, first mould holder is held on clamping device, and then rotated by switching mechanism, crossbeam, clamping device and mould is driven to overturn together, thus make die flip to position to be processed, and realize the upset quickly and easily of mould, time saving and energy saving.
Clamping device comprises a support 3, described support 3 setting direction relatively described crossbeam 1 direction is vertical, inside described support 3, two ends are respectively equipped with clamper 4, described clamper 4 can slide by relatively described support 3, offer two orthogonal V-type draw-in grooves 5 inside described clamper 4, coordinate with described clamper and be also provided with clamper fastener.
Offer orthogonal V-type draw-in groove inside clamper, mould can be arranged in V-type draw-in groove, and clamper can slide by opposite brackets, preferably adopt chute to lead here, clamper so just can be made to meet the clamping needs of different size mould.Clamper fastener can adopt bolt structure, also can be detouchable clip etc., only need be anchored on support by clamper, after gripper lives mould, then fastening clamp device fastener, and then can the fore-and-aft direction of fixed mould.
Described switching mechanism comprises the drive sprocket 6 and driven sprocket 7 that are arranged at described crossbeam 1 two ends, fixed chain wheel 8 and a movable sprocket wheel 9 is provided with outside the support 3 of relatively described drive sprocket 6 side, be provided with two movable sprocket wheels 9 outside the support 3 of relatively described driven sprocket 7 side, described drive sprocket 6 and driven sprocket 7 are connected with described fixed chain wheel 8 and movable sprocket wheel 9 through driving chain 10 respectively; Coordinate with described drive sprocket 6 and driven sprocket 7 and be also provided with sprocket wheel fastener, this sprocket wheel fastener can adopt jam nut; Be respectively equipped with sprocket wheel guard shield 11 outside described fixed chain wheel 8 and movable sprocket wheel 9, coordinate with described drive sprocket outside described drive sprocket 6 and be also provided with chain block 12.
The specific works process of the present embodiment is: crane hook fastens load hook, turning device of slinging; The support of left and right clamping device is moved to large mold cope match-plate pattern edge, mobile driven sprocket and drive sprocket and four clampers, be fixed after coincideing with cope match-plate pattern edge; Pull the chain of chain block, drive bottle gouard moved by hands and drive sprocket, driving chain is moved, this motion makes the fixed chain wheel on the support of right clamping device be overturn to a direction by support, now, other three sprocket wheels are movable sprocket wheel, drive support to overturn to same direction; For preventing chain and sprocket wheel from coming off with when moving static, the sprocket wheel in four gripper brackets is equipped with movable chain guard, and this backplate all the time in sagging form, therefore does not interfere chain movement.When pulling the chain of chain block, after driving bottle gouard moved by hands and turning device motion, mould can carry out overturning reaching required angle, and flip angle is 0 ~ 360 °.
Mould is removal from switching mechanism: unclamp four clamper fasteners and sprocket wheel fastener, and mould can be deviate from by mobile four clampers and sprocket wheel from turning device.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalent transformations of doing according to the Spirit Essence of main technical schemes of the present invention or modification, all should be encompassed within protection scope of the present invention.