Summary of the invention
The purpose of this invention is to provide a kind of Magnetic suction ground compasses; This Magnetic suction ground compasses can be stablized the centre point of the easy skew of rule with firmly fixing; Improve the precision of processing work, reduce operating personnel and improve working (machining) efficiency simultaneously, and this Magnetic suction ground compasses can cutting processing be in the workpiece of inclined-plane or facade.
To achieve these goals, the present invention provides a kind of Magnetic suction ground compasses, and this Magnetic suction ground compasses comprises cutting chews cover, slide bar, base, tumbler, magnetic patch and securing member; Wherein, Said cutting chewed an end that is set on said slide bar, and said slide bar is provided with slotted hole, and said securing member passes said slotted hole and is connected with the top of said base; Said tumbler and said magnetic patch are arranged on the bottom of said base, and said base rotates with respect to said magnetic patch through said tumbler.
Preferably, the bottom of said base is formed with circular groove, and said tumbler is installed in the said circular groove, and said magnetic patch is installed in the said tumbler and outwards and protrudes.
Preferably, said Magnetic suction ground compasses also comprises sleeve, and this sleeve is installed in the inside of said tumbler, and said magnetic patch is installed in the said sleeve and outwards and protrudes.
Pass through technique scheme; The magnetic patch that this Magnetic suction ground compasses bottom is provided with can be adsorbed on the surface of processing work securely; Simultaneously; Said slide bar is provided with said slotted hole, and said securing member passes said slotted hole and is connected with the top of said base, and said tumbler and said base can be with respect to said magnetic patch rotations.Therefore; When needing the cutting processing workpiece, said magnetic patch is adsorbed on the center position that needs processing work, tightens said securing member and make said slide bar and said base relative fixed; Cutting torch such as oxyacetylene torch cutter place said the cutting of an end that is arranged on said slide bar to chew cover; Thereby with said magnetic patch is that circular motion is carried out in the center of circle, and the thermal-flame of cutting torch such as oxyacetylene torch cutter ejection melts workpiece, processes required workpiece.
This Magnetic suction ground compasses can be stablized the centre point that rule are prone to skew with firmly fixing, improves the precision of processing work, reduce operating personnel and improve working (machining) efficiency simultaneously, and this Magnetic suction ground compasses can cutting processing be in the workpiece of inclined-plane or facade.
Other features and advantages of the present invention will partly specify in the specific embodiment subsequently.
The specific embodiment
Be elaborated below in conjunction with the accompanying drawing specific embodiments of the invention.Should be understood that the specific embodiment described herein only is used for explanation and explains the present invention, is not limited to the present invention.
Fig. 1 is the structural representation according to the Magnetic suction ground compasses of the specific embodiment of the present invention, and Fig. 2 is the plan structure sketch map of Magnetic suction ground compasses shown in Figure 1.
As depicted in figs. 1 and 2; Comprise cutting according to the Magnetic suction ground compasses of the specific embodiment of the present invention and chew cover 1, slide bar 2, base 3, tumbler 4, magnetic patch 5 and securing member 7, wherein, cut and chew the end that cover 1 is arranged on slide bar 2; Slide bar 2 is provided with slotted hole 9; Securing member 7 passes slotted hole 9 and is connected with the top of base 3, and tumbler 4 and magnetic patch 5 are arranged on the bottom of base 3, and base 3 can be with respect to magnetic patch 5 rotations through tumbler 4.
This Magnetic suction ground compasses can be stablized the centre point that rule are prone to skew with firmly fixing, improves the precision of processing work, reduce operating personnel and improve working (machining) efficiency simultaneously, and this Magnetic suction ground compasses can cutting processing be in the workpiece of inclined-plane or facade.
Specify the structure of the Magnetic suction ground compasses that the specific embodiment of the present invention provides below in conjunction with Fig. 1 and 2.As shown in the figure; Cut and chew cover and 1 can fixedly install any end that for example is welded on slide bar 2; Cut and chew cover and 1 can be any structure; As long as can realize installing the function of cutting torch (not shown)s such as oxyacetylene torch cutter, for example cut and chew cover 1 and can be cylindrical structure, cutting torch such as said oxyacetylene torch cutter can place and cut that to chew cover 1 interior and overlap 1 and rotate with respect to cutting to chew.
Slide bar 2 can be provided with slotted hole 9 along its length direction; Securing member 7 passes slotted hole 9 and is connected with the top of base 3, thereby makes base 3 to move with respect to slide bar 2, after moving to preposition; Tightening fastener parts 7 locks, thereby makes base 3 and the slide bar 2 can relative fixed.In addition, being connected of securing member 7 and base 3 can be adopted existing common being threaded, and promptly the top of base 3 can be formed with screwed hole, is formed with screw thread on the securing member 7.
Tumbler 4 and magnetic patch 5 can be arranged on the central area of the bottom of base 3, and base 3 can be through tumbler 4 with respect to magnetic patch 5 rotations.As stated, because base 3 passes through securing member 7 and slide bar 2 relative fixed, therefore, slide bar 2 can rotate with respect to magnetic patch 5 with base 3 together, thereby realizes the above-mentioned cutting processing to workpiece.
Tumbler 4 and magnetic patch 5 can be arranged on the central area of the bottom of base 3 through various ways.Below will two kinds of set-up modes be described through the specific embodiment of the present invention.
First kind of set-up mode: the bottom centre zone of base 3 can form the circular groove with certain depth; Tumbler 4 can be installed in the said circular groove; The height of tumbler 4 can be consistent with the degree of depth of said circular groove; The height of magnetic patch 5 is greater than the height of tumbler 4, and magnetic patch 5 is installed in the inside of tumbler 4 and outwards protrudes.Like this, magnetic patch 5 can be fixed, and base 3 can be through tumbler 4 with respect to magnetic patch 5 rotations.
In addition; Tumbler 4 can adopt the form of bearing, and at this moment, the inner ring of this bearing and magnetic patch 5 are fixing together; Outer ring and base 3 are fixing; In order to prevent that inner ring from exerting an influence to the rotation of base 3, can and be formed between the bottom surface of said circular groove of base 3 bottoms at the cycle surface of bearing and be provided with the packing ring of an annular, form at interval thereby make between the bottom surface of inner ring and said circular groove of bearing.
In addition; This Magnetic suction ground compasses can also comprise sleeve 6, and this sleeve 6 can be installed in the inside of tumbler 4, promptly in the inner ring of bearing; Simultaneously; Magnetic patch 5 is installed in the inside of sleeve 6 and outwards protrudes, and do not contact with the bottom surface of said circular groove simultaneously, thereby this sleeve 6 can play the effect of protection magnetic patch 5.In addition, this sleeve 6 when mounted, should and magnetic patch 5 form at interval together and between the bottom surface of said circular groove.
Second kind of set-up mode: in this kind set-up mode, this Magnetic suction ground compasses preferably includes sleeve 6.The bottom of base 3 can be formed with a circular projection (not shown), and tumbler 4 is installed on this circle projection, and the outside of tumbler 4 is equipped with sleeve 6, and magnetic patch 5 is installed in the inside of sleeve 6 and outwards protrudes.Like this, magnetic patch 5 can be fixed with sleeve 6, and base 3 can be through tumbler 4 with respect to magnetic patch 5 and sleeve 6 rotations.
Tumbler 4 can adopt the form of bearing, and at this moment, the inner ring of bearing and said circular projection are fixed, and the outer ring of bearing and sleeve 6 are fixing, and magnetic patch 5 is installed in the inside of sleeve 6 and outwards protrudes, and this magnetic patch 5 does not contact with the end face of said circular projection simultaneously.In addition, the rotation of base 3 is exerted an influence, can between the inner ring end face of bearing and base 3 end faces, be provided with the packing ring of an annular, form at interval thereby make between the end face of outer ring and base 3 of bearing in order to prevent the outer ring.
In addition,, preferably, can be provided with scale on the both side surface of slide bar 2 for the predetermined workpiece of cutting processing accurately, thus size that can the predetermined cuts workpiece.
Tumbler 4 can adopt existing bearing as stated.
In addition, when tightening fastener parts 7, produce damage, preferably, can be provided with pad 8 between securing member 7 and the slide bar 2, thereby play the effect of protection slide bar 2 high scales in order to prevent the scale on 7 pairs of slide bars 2 of securing member.
As stated, the top of base 3 can be formed with screwed hole, is formed with spiral shell on the securing member 7, and therefore, securing member 7 preferably can be fastening bolt.
In addition, in the cutting working environment of reality, avoid damaging for the end face of protecting magnetic patch 5, preferably, the bottom of magnetic patch 5 can be provided with stainless sealing gasket.
More than combine accompanying drawing to describe preferred implementation of the present invention in detail; But; The present invention is not limited to the detail in the above-mentioned embodiment; In technical conceive scope of the present invention, can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
In addition, also can carry out combination in any between the various embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be regarded as the disclosed content of the present invention equally.