Support device
Technical field
The utility model relates to a kind of support device that is used to support big-and-middle-sized machinery, relates in particular to a kind of support device that can regulate the location in perpendicular direction and substantially horizontal.
Background technique
At present, the support of the big-and-middle-sized machinery of enterprise in industrial production mainly is to adopt to revolve the footing of wearing screw rod in device bottom, and on the floor screw hole that matches is set; For can be movable move and adjustment, on its support device, also is furnished with return pulley sometimes.When erection unit, join degree by the screw rod and the revolving of equipment of regulating footing, if, can conveniently adjust the height on equipment work plane under the less demanding situation of the location tolerance of big-and-middle-sized machinery.
But, when cooperating for each intermodule of big-and-middle-sized complete sets of equipment, need be by the special fine strain of millet that hangs, instruments such as length-adjustable hoist cable and sleeper carry out the operation of a series of very complicated, not only require working plane to be in sustained height at vertical direction, and require two lateral location of working surface also to want unanimity (promptly, working surface is in same horizontal plane), when adjusting the vertical height of working surface, just can realize by the precession degree of adjusting the footing screw rod, but when making working surface be in same horizontal plane, also require two lateral location of each intermodule need guarantee unanimity.This need adjust big-and-middle-sized machinery integral shift, and the agent structure of each module of big-and-middle-sized machinery often all is metallic material or heavy marble, bulky, weight is huge, therefore to adjust big-and-middle-sized machinery be not a pipe course to integral shift, and must fix each module by screw rod after adjusting, fix each module and need join screw rod by revolving, revolve in the process of joining screw rod, the side that tends to cause each module of the big-and-middle-sized machinery of having adjusted produces again and walks, because of moving adjustment again again.Therefore this is time-consuming a, effort, repeats repeatedly all not necessarily can realize the work of accurate contraposition.Especially location tolerance is in the contraposition of big-and-middle-sized each module of machinery of millimetre-sized precision, require strict more, often need repeatedly to move, the position that searching suits, the time that big-and-middle-sized machinery is installed all spends in the contraposition mostly, yet repeatedly moving to increase the possibility of big-and-middle-sized machinery corrupted, in case cause the damage of big-and-middle-sized machinery, then will bring unnecessary economic loss.
Therefore, be badly in need of a kind of degree of regulation height, convenient and practical and can regulate the support device of location in vertical direction and substantially horizontal.
The model utility content
The purpose of this utility model provides a kind of degree of regulation height, convenient and practical and can regulate the support device of location in vertical direction and substantially horizontal.
To achieve these goals, the utility model provides a kind of support device, be applicable to the bottom of big-and-middle-sized machinery and be connected, described support device comprises vertical lifting mechanism, described vertical lifting mechanism comprises screw bolt seat, screw rod and nut, the upper end of described screw rod has groove, the bottom of described machinery has the screw thread that is meshed with the groove of the upper end of described screw rod, the lower end of described screw rod and described screw bolt seat articulate, described nut is connected in described screw rod middle part, wherein, also comprise level(l)ing mechanism, described level(l)ing mechanism comprises base, the steel ball retainer, steel ball and screw, described base is hollow structure, described hollow structure forms the base cavity, described screw bolt seat is placed in the described base cavity, described steel ball retainer is connected in the bottom of described screw bolt seat and between described screw bolt seat and described base, described steel ball retainer has the steel ball holding channel that is communicated with described screw bolt seat and described base, described steel ball is placed in the described steel ball holding channel, and the upper end of described steel ball contacts with described screw bolt seat, the lower end of described steel ball contacts with described base, offer the tapped hole with described screw engagement on the sidewall of described base, described tapped hole passes the sidewall of described base.
Preferably, the contacting point, upper end of described screw bolt seat and described steel ball offers curved groove, and the upper end of described steel ball is placed in the described groove.The upper end of described steel ball is placed in the curved groove, makes when screw bolt seat moves horizontally in the base cavity of base and since groove to steel ball rotate spacing, make when screw bolt seat moves horizontally in the base cavity of base more steady and accurate.
Preferably, the lower end of described screw rod has spinning ball spherical in shape, described base has the spherical holding cavity of ccontaining described spinning ball, when big-and-middle-sized machinery is in non-horizontal surface, cooperate with the rotation of spherical holding cavity by spinning ball, make screw rod be subjected to making machinery be horizontal positioned at spherical holding cavity inward turning transmission automatically under the gravitational pressure of machinery with spinning ball, thereby realize the automatic adjusting of big-and-middle-sized machinery on non-substantially horizontal, make big-and-middle-sized machinery when non-horizontal surface supports, still can keep horizontal positioned.
Preferably, described vertical lifting mechanism also comprises rounded lock ring, and described lock ring is sheathed on the lower end of described screw rod, and the diameter of lock ring is less than the opening diameter of described spherical holding cavity.In case regulate after the position of the utility model support device, promptly described screw rod is locked with the described lock ring that is sheathed on described screw rod lower end, because the diameter of described lock ring is less than the opening diameter of described spherical holding cavity, so can make described screw rod with respect to the fixed-site of described screw bolt seat, thereby realize locking to screw rod.
Preferably, the upper end of described screw rod has first nut with described threaded engagement.After the height adjusting of screw rod in the vertical direction is finished, that screw rod is connected with the bottom of big-and-middle-sized machinery is more firm by turning first nut, thereby makes the fixed-site of big-and-middle-sized machinery in the vertical direction and can not produce the rotating situation of screw rod because of reasons such as concussions.
Preferably, described level(l)ing mechanism also comprises second nut with described screw engagement, and described second nut is positioned at outside the sidewall of described base.Make screw bolt seat strong fix more in the base cavity by turning second nut, thus make big-and-middle-sized machinery in the horizontal direction fixed-site and can not produce the rotating situation of screw because of reasons such as concussions.
Preferably, described steel ball retainer is the formaldehyde material.Can make steel ball reach the selflubricating state, and because mechanical strength height, the dimensionally stable of formaldehyde materials and can bear bigger steady load are adapted at forming or keeping the occasion of lubricating film.
Compared with prior art, because the utility model support device has vertical lifting mechanism and level(l)ing mechanism, the height on the vertical direction can be adjusted by vertical lifting mechanism; Described level(l)ing mechanism comprises base, the steel ball retainer, steel ball and screw, described base is hollow structure, described hollow structure forms the base cavity, described screw bolt seat is placed in the described base cavity, the lower end of described screw rod has spinning ball spherical in shape, described base has the spherical holding cavity of ccontaining described spinning ball, when big-and-middle-sized machinery is in non-horizontal surface, cooperate with the rotation of spherical holding cavity by spinning ball, make screw rod be subjected to making machinery be horizontal positioned at spherical holding cavity inward turning transmission automatically under the gravitational pressure of machinery with spinning ball, thereby realize the automatic adjusting of big-and-middle-sized machinery on non-substantially horizontal, make big-and-middle-sized machinery when non-horizontal surface supports, still can keep horizontal positioned.Described steel ball retainer is connected in the bottom of described screw bolt seat and between described screw bolt seat and described base, described steel ball retainer has the steel ball holding channel that is communicated with described screw bolt seat and described base, described steel ball is placed in the described steel ball holding channel, and the upper end of described steel ball contacts with described screw bolt seat, the lower end of described steel ball contacts with described base, offer the tapped hole with described screw engagement on the sidewall of described base, described tapped hole passes the sidewall of described base.Position adjustment on the vertical direction can be adjusted by vertical lifting mechanism, the adjusting of the position on the substantially horizontal can realize by the position of moving described screw bolt seat, can the substantially horizontal of big-and-middle-sized machinery be carried out the coarse positioning location by once moving, be distributed on the precession degree of described base described screw all around to adjust big-and-middle-sized machinery position in the horizontal direction by adjusting then.Owing to be provided with described steel ball retainer and be placed in the interior described steel ball of described steel ball retainer, the mechanical ability to bear of described steel ball is strong, and the power of can reducing friction to a great extent, described steel ball retainer then plays a spacing effect to the rolling of steel ball, therefore join degree by regulating revolving of described screw, even can bearing bulky, during the huge big-and-middle-sized machinery of weight, still the position on the adjusting screw rod seat substantially horizontal more like a cork, thus realized regulating like a cork position on the substantially horizontal of big-and-middle-sized machinery; By turn with screw rod on nut screw rod stretched into or stretch out in the bottom with the big-and-middle-sized machinery of its engagement, thereby make big-and-middle-sized machinery adjusted in the position of vertical direction, adjusting by substantially horizontal makes big-and-middle-sized machinery be in horizontal plane, adjusting by vertical direction makes big-and-middle-sized machinery be in sustained height, thereby realizes the position regulation to big-and-middle-sized machinery.
By following description also in conjunction with the accompanying drawings, it is more clear that the utility model will become, and these accompanying drawings are used to explain embodiment of the present utility model.
Description of drawings
Fig. 1 is the structural representation of the utility model support device.
Fig. 2 is the sectional view along A-A line among Fig. 1.
Fig. 3 is the schematic cross-section of the screw bolt seat of the utility model support device.
Fig. 4 is the schematic cross-section of the base of the utility model support device.
Embodiment
With reference now to accompanying drawing, describe embodiment of the present utility model, the similar elements label is represented similar elements in the accompanying drawing.As mentioned above, as shown in Figures 1 and 2, the support device 100 that the utility model provides, be used for being connected with the bottom of big-and-middle-sized machinery (not shown), the utility model support device 100 comprises the 100a of vertical lifting mechanism, the described vertical lifting 100a of mechanism comprises screw bolt seat 6, screw rod 8 and nut 13, the upper end of described screw rod 8 has groove 8a, the bottom of described big-and-middle-sized machinery has the screw thread 9a that is meshed with the groove 8a of the upper end of described screw rod 8, the lower end of described screw rod 8 and described screw bolt seat 6 articulate, described nut 13 is connected in described screw rod 8 middle parts, particularly, the described vertical lifting 100a of mechanism also comprises rounded lock ring 7, and described lock ring 7 is sheathed on the lower end of described screw rod 8, and the diameter of lock ring 7 is less than the opening diameter of described spherical holding cavity 14a.In case regulate after the position of the utility model support device 100, promptly described screw rod 8 is locked with the described lock ring 7 that is sheathed on described screw rod 8 lower ends, because the diameter of described lock ring 7 is less than the opening diameter of described spherical holding cavity 14a, so can make described screw rod 8 with respect to the fixed-site of described screw bolt seat 6 by lock ring 7, thereby realize locking to screw rod 8.Wherein, the utility model support device 100 also comprises level(l)ing mechanism 100b, described level(l)ing mechanism 100b comprises base 1, steel ball retainer 2, steel ball 3 and screw 4, described base 1 is hollow structure, described hollow structure forms base cavity 1a, described screw bolt seat 6 is placed in the described base cavity 1a, described steel ball retainer 2 is connected in the bottom of described screw bolt seat 6 and between described screw bolt seat 6 and described base 1, described steel ball retainer 2 has the steel ball holding channel 3a that is communicated with described screw bolt seat 6 and described base 1, described steel ball 3 is placed in the described steel ball holding channel 3a, and the upper end of described steel ball 3 contacts with described screw bolt seat 6, more specifically, described screw bolt seat 6 offers curved groove 3b with the contacting point, upper end of described steel ball 3, and the upper end of described steel ball 3 is placed in the described groove 3b.The upper end of described steel ball 3 is placed in the curved groove 3b, make when screw bolt seat 6 moves horizontally in the base cavity 1a of base 1, because groove 3b is spacing to steel ball 3 rotations, make when screw bolt seat 6 moves horizontally in the base cavity 1a of base 1 more steady and accurate, and can effectively reduce the horizontal resistance of screw bolt seat 6 when adjusting in the horizontal direction by steel ball 3, make more easily and laborsaving the adjusting of screw bolt seat 6.The lower end of described steel ball 3 contacts with described base 1, offers the tapped hole 4a that meshes with described screw 4 on the sidewall of described base 1, and described tapped hole 4a passes the sidewall of described base 1.More specifically, in conjunction with Fig. 3 and shown in Figure 4, as follows:
The preferably, the lower end of described screw rod 8 has spinning ball spherical in shape 14, and described base 1 has the spherical holding cavity 14a of ccontaining described spinning ball 14.When big-and-middle-sized machinery is in non-horizontal surface, cooperate by the rotation of spinning ball 14 with spherical holding cavity 14a, make screw rod 8 be subjected to making machinery be horizontal positioned at spherical holding cavity 14a inward turning transmission automatically under the gravitational pressure of machinery with spinning ball 14, thereby realize the automatic adjusting of big-and-middle-sized machinery on non-substantially horizontal, make big-and-middle-sized machinery when non-horizontal surface supports, still can keep horizontal positioned.Particularly, can make big-and-middle-sized machinery be 0 and spend in 30 degree inclination angle scopes and regulate, make big-and-middle-sized machinery when non-horizontal surface supports, keep the level of big-and-middle-sized machinery at relative horizontal plane.
The preferably, the upper end of described screw rod 8 has first nut 9 that is meshed with described screw thread 8a.After the height adjusting of screw rod 8 in the vertical directions is finished, that screw rod 8 is connected with the bottom of big-and-middle-sized machinery is more firm by turning first nut 9, thereby makes the fixed-site of big-and-middle-sized machinery in the vertical direction and can not produce the rotating situation of screw rod because of reasons such as concussions.
Preferably, described level(l)ing mechanism 100a comprise also and second nut 5 of described screw 4 engagements that described second nut 5 is positioned at outside the sidewall of described base 1.Make screw bolt seat 6 strong fix more in base cavity 1a by turning second nut 5, thus make big-and-middle-sized machinery in the horizontal direction fixed-site and can not produce screw 4 rotating situations because of reasons such as concussions.
The preferably, described steel ball retainer 2 is the formaldehyde material.The steel ball retainer of formaldehyde material can make the steel ball 3 that is positioned at its steel ball holding channel 3a reach the selflubricating state, and because mechanical strength height, the dimensionally stable of formaldehyde materials and can bear bigger steady load are adapted at forming or keeping the occasion of lubricating film.
In conjunction with Fig. 1 to Fig. 4 the working principle of the utility model support device 100 is done a detailed explanation, as follows:
The utility model support device 100 has 100a of vertical lifting mechanism and level(l)ing mechanism 100b, described level(l)ing mechanism 100b comprises base 1, steel ball retainer 2, steel ball 3 and screw 4, described base 1 is hollow structure, described hollow structure forms base cavity 1a, described screw bolt seat 6 is placed in the described base cavity 1a, described steel ball retainer 2 is connected in the bottom of described screw bolt seat 6 and between described screw bolt seat 6 and described base 1, described steel ball retainer 2 has the steel ball holding channel 3a that is communicated with described screw bolt seat 6 and described base 1, described steel ball 3 is placed in the described steel ball holding channel 3a, and the upper end of described steel ball 3 contacts with described screw bolt seat 6, the lower end of described steel ball 3 contacts with described base 1, offer the tapped hole 4a that meshes with described screw 4 on the sidewall of described base 1, described tapped hole 4a passes the sidewall of described base 1.Position adjustment on the vertical direction can be adjusted by the 100a of vertical lifting mechanism, the adjusting of the position on the substantially horizontal can realize by the position of moving described screw bolt seat 6, can the substantially horizontal of big-and-middle-sized machinery 100 be carried out the coarse positioning location by once moving, be distributed on the precession degree of described base described screw 4 all around to adjust big-and-middle-sized machinery position in the horizontal direction by adjusting then, after the position on the substantially horizontal is determined well, screw described second nut 5 to sidewall, make screw bolt seat 6 1a strong fix in the base cavity near described base 1.Owing to be provided with described steel ball retainer 2 and the described steel ball 3 that is placed in the described steel ball retainer 2, the mechanical ability to bear of described steel ball 3 is strong, and when moving horizontally in the base cavity 1a of screw bolt seat 6 at base 1, because groove 3b is spacing to steel ball 3 rotations, make when screw bolt seat 6 moves horizontally in the base cavity 1a of base 1 more steady and accurate, and can effectively reduce the horizontal resistance of screw bolt seat 6 when adjusting in the horizontal direction by steel ball 3, make to the adjusting of screw bolt seat 6 light and laborsaving more, therefore join degree by regulating revolving of described screw 4, even can bearing bulky, during the huge big-and-middle-sized machinery of weight, still the position on adjusting screw rod seat 6 substantially horizontals more like a cork, thus realized regulating like a cork position on the substantially horizontal of big-and-middle-sized machinery.When big-and-middle-sized machinery is in non-horizontal surface, it need be adjusted to when being the level of state, cooperate by the rotation of spinning ball 14 with spherical holding cavity 14a, make screw rod 8 be subjected to making machinery be horizontal positioned at spherical holding cavity 14a inward turning transmission automatically under the gravitational pressure of machinery with spinning ball 14, thereby realize the automatic adjusting of big-and-middle-sized machinery on non-substantially horizontal, make big-and-middle-sized machinery when non-horizontal surface supports, still can keep horizontal positioned; When big-and-middle-sized equipment is in level, by turn with screw rod 8 on nut 13 screw rod 8 stretched into or stretch out in the bottom with the big-and-middle-sized machinery of its engagement, thereby make big-and-middle-sized machinery adjusted in the position of vertical direction, adjusting by substantially horizontal makes big-and-middle-sized machinery be in horizontal plane, adjusting by vertical direction makes big-and-middle-sized machinery be in sustained height, thereby realize position regulation to big-and-middle-sized machinery, especially the adjusting that several separate table tops are cooperated makes its each table top can accurately be in required spatial position according to the setting of design proposal.
The bottom catenation principle of the related screw rod 8 of the utility model support device 100 and big-and-middle-sized machinery and relation are well known to those of ordinary skill in the art,
The embodiment of the utility model support device 100 is not limited thereto, and the shape of for example described base 1 and described screw bolt seat 6 can be done shapes such as quadrangularly, Hexagon, Octagon, and the standard thread hole 4a on the described base 1 can be not limited to four simultaneously.Support device 100 of the present utility model can conveniently dispose return pulley in the bottom of described base 1 simultaneously, and is convenient when big-and-middle-sized machinery is moved.
Above disclosed only is preferred embodiment of the present utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.