Travelling table
Technical field
The utility model relates to a kind of workbench, especially relates to a kind of transportable workbench.
Background technology
In the Workshop Production process, material generally all is positioned on the workbench, conveniently get material, it is fixed that existing workbench mostly is greatly, and material is placed comparatively stable, also can bear more material, but when the workbench needs were mobile in some cases, bigger workbench often was difficult to move, and this just needs fork truck to carry, perhaps a plurality of people carry, and have wasted the man power and material greatly.
At this situation, the staff carried out certain improvement, and wheel is installed below workbench, make movable workbench convenient, yet utilize wheel as support, workbench is placed unstable, is placed on the irregular a little ground or under certain shock effect, workbench will be moved, in addition, wheel bears under the situation of big pressure for a long time as the strong point, often be difficult to its service life guarantee that common wheel is difficult to bear for a long time bigger gravity.
In the prior art, the workbench bearing capacity of belt wheel is little, and slides easily, and wheel is bad easily because of long-term pressurized; Its carrying of the workbench of belt wheel is not than big still its mobile inconvenience.
Notification number is that the utility model patent of CN201201235Y discloses a kind of improved wheeled travelling table, has the workbench that panel and pillar are formed, mobile device is equipped with in the pillar lower end, the square groove steelframe of mobile device is provided with the cam of band handle, there is a sliding support cam below, sliding support can move up and down, the sliding support lower end is provided with roller, roller is connect by its lower end frame axon with sliding support, the wheel body portion is stretched out the bottom surface of square groove steelframe, and the axle two ends of roller are stretched in the gathering sill of both sides respectively and can be slided along the vallecular cavity easy on and off of gathering sill.This device had both possessed the function of conventional table, also can easily move, but because the size of roller needs calcaneus branches post coupling, so the size of roller is received restriction, bearing capacity when therefore travelling table moves is received restriction, and all needs fixedly the time after needing to move or moved the mobile device below each pillar is operated at every turn, and is time-consuming, the handle of mobile device is less, and relatively effort operates.
Summary of the invention
The utility model provides a kind of travelling table, and load-bearing workbench and shifting roller are organically combined, and both convenient moving can be born big pressure again.
A kind of travelling table, comprise workbench body and four legs, first universal wheel and second universal wheel, it is characterized in that: be provided with the head rod and second connecting rod between two legs of described workbench body both sides, described head rod is provided with at least two first hinges, the hinged first universal wheel fixed support of described first hinge, the described first universal wheel fixed support is fixed a trace away from a middle side part of head rod, the other end of described trace is connected with an end of screens shift fork by removable pin, and first universal wheel fixed support below is fixed with at least two first universal wheels; Second connecting rod is provided with a screens device and at least two second hinges, the hinged second universal wheel fixed support of described second hinge, described second universal wheel fixed support below is provided with at least two second universal wheels, the second universal wheel fixed support is fixed a travel(l)ing rest away from the middle part of a side of second connecting rod, and the other end of described travel(l)ing rest is hinged by the middle part of rotating shaft and trace.
As preferably, be evenly distributed with three first hinges on the described head rod; Described second connecting rod is provided with three second hinges of three first hinge symmetries, and the convenient first universal wheel fixed support and second universal wheel are support bracket fastened fixing.
As preferably, the described first universal wheel fixed support and the second universal wheel fixed support are a U type structure, one end opening, the sealing of one end, two arms of the first universal wheel fixed support opening, one end are hinged by first hinge and head rod, and two jiaos of belows of blind end are symmetrically fixed with two first universal wheels; Two arms of the second universal wheel fixed support opening, one end are hinged by second hinge and second connecting rod, two jiaos of belows of blind end are symmetrically fixed with two second universal wheels, the first universal wheel fixed support and the second universal wheel fixed support are symmetrical, make things convenient for the support bracket fastened installation and removal of universal wheel, trace, travel(l)ing rest and universal wheel.
As preferably, first and hinge in the middle of on described trace one end and the head rod are hinged, fix across the first universal wheel fixed support and with the middle part of the first universal wheel fixed support blind end; Second hinge at middle part is hinged on described travel(l)ing rest one end and second connecting rod, passes the support bracket fastened blind end of second universal wheel middle part and fixes with it, make trace and travel(l)ing rest and universal wheel support bracket fastened be connected more firm.
As preferably, described screens device is fixed on the middle part on second connecting rod, makes things convenient for sticking into and shifting out of screens shift fork.
The utility model just load-bearing workbench and shifting roller organically combines, and both convenient moving can be born big pressure again, can a people not under the situation by other instruments low weight loose ground move, and can bear bigger weight.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the fixedly side view of heavy burden state of the utility model.
Fig. 3 is the side view of the utility model mobile status.
Fig. 4 is the front view of the utility model mobile status.
The specific embodiment
As shown in Figure 1, a kind of travelling table comprises workbench body 1, the first universal wheel fixed support 2a and the second universal wheel fixed support 2b, the first hinge 3a and the second hinge 3b, head rod 4a and the second connecting rod 4b, leg 5, the first universal wheel 6a and the second universal wheel 6b, trace 7, rotating shaft 8, removable pin 9, travel(l)ing rest 10, screens shift fork 11 and screens device 12.
5 of two legs of workbench body 1 both sides are respectively equipped with the head rod 4a and the second connecting rod 4b, be evenly distributed with three first hinge 3a on the head rod 4a, the first universal wheel fixed support 2a is a U type structure, one end opening, the sealing of one end, two arms of openend are hinged on the head rod 4a with the first hinge 3a that head rod 4a goes up two ends respectively, two jiaos of belows of blind end are symmetrically fixed with two first universal wheel 6a, the first hinge 3a and a trace 7 one ends in the middle of head rod 4a goes up are hinged, trace 7 is across the first universal wheel fixed support 2a and be fixed on the middle part of the blind end of the first universal wheel fixed support 2a, and the other end of trace 7 is connected with an end of screens shift fork 11 by removable pin 9; The second connecting rod 4b is provided with three second hinge 3b with the first hinge 3a symmetry, the second caster bracket 2b of and first universal wheel fixed support 2a symmetry hinged by the second hinge 3b, be fixed with two second universal wheel 6b with the first universal wheel 6a symmetry on the second universal wheel fixed support 2b, one end of the hinged travel(l)ing rest 10 of the second hinge 3b in the middle of the second connecting rod 4b goes up, travel(l)ing rest 10 passes the middle part of the second universal wheel fixed support 2b blind end and fixes, and the other end of travel(l)ing rest 10 is hinged with the middle part of trace 7 by rotating shaft 8; The second connecting rod 4b goes up the middle part and is provided with a screens device 12.
As shown in Figure 1 and Figure 2, screens shift fork 11 is shifted out screens device 12, travel(l)ing rest 10 will upwards lift under the effect of workbench self gravitation four legs 5 of workbench are landed, and at this moment, travelling table is in the heavy burden state.
As shown in Figure 3, Figure 4, step on screens shift fork 11, screens shift fork 11 is sticked into screens device 12 the insides, the such first universal wheel 6a and the second universal wheel 6b will land, and workbench is propped, and make workbench be in mobile status.
During use, when the workbench needs are mobile, step on the screens shift fork, after flooring the screens shift fork is moved to the left and sticks into screens device the inside, such four universal wheels will land, and workbench is propped, after moving into place, the screens shift fork turned right shift out the screens device, travel(l)ing rest will upwards lift under the effect of workbench self gravitation four legs of workbench are landed, and just can bear bigger pressure above the workbench like this.
Material mounting table on the breasting the tape for a short time of punching press subsidiary factory, some need roving work for inspection platform can adopt the technical solution of the utility model to design and produce.