A kind of multidirectional belt sander
Technical field
The present invention relates to a kind of multidirectional belt sander.
Background technology
Belt sander is the desirable tool of production being applied to the operations such as five metals processing, machine-building, punching press casting, mould, plastic cement, precision component, handicraft industry product surface finish chamfering, deflashing burr, also can carry out the various operation such as plane lapping and radian, angle lap, edging, rounding, polishing to product simultaneously.Existing belt sander generally adopts a belt wheel as rubbing head, and abrasive band is walked around this belt wheel and used the abrasive band of laminating belt wheel to carry out polishing, for the workpiece with multiple burnishing surface, need to carry out repeatedly Workpiece clamping to carry out the polishing of not coplanar, inefficiency, expends time in, and increases production cost.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of multidirectional belt sander, being provided with multiple burnishing surface, greatly reducing clamping workpiece number of times, raise the efficiency.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of multidirectional belt sander, include frame and be arranged on abrasive band driving mechanism in frame, strainer, polishing mechanism and abrasive band, described polishing mechanism comprises at least two belt wheels stretched out outside described frame, the both sides of each described belt wheel are respectively provided with a directive wheel, described directive wheel is pressed in outside abrasive band, and described belt wheel is pressed in inside abrasive band.
As the improvement of technique scheme, described directive wheel is arranged on the abrasive band making to walk around described belt wheel to be level or vertically to arrange.
As the further improvement of technique scheme, described belt wheel is provided with two, comprises the horizontal belt wheel that arranges in the horizontal direction and vertically arranges vertical belt wheel.
Further, described horizontal belt wheel is connected with installing rack, and described installing rack is arranged in described frame and also can slides in the horizontal direction.
Further, described installing rack is connected with for keeping horizontal belt wheel to the compensation arrangement of abrasive band pressure.
Further, described compensation arrangement is cylinder.
Further, described compensation arrangement comprises the gear that servomotor, servomotor rotating shaft are installed and the tooth bar being installed on described installing rack.
Further, the linear guides of level in described frame, described installing rack is provided with the slide block mated with described linear guides.
Further, described strainer includes and is arranged on described frame is relatively-movable tensioning frame, and described tensioning frame is provided with regulating wheel, and described tensioning frame is also connected with promotion cylinder.
Further, described frame is also provided with abrasive belt deviation rectifying mechanism, and described abrasive belt deviation rectifying mechanism comprises the guide wheel that two are mutually angle.
The invention has the beneficial effects as follows: polishing mechanism at least arranges two belt wheels stretched out outside described frame, and directive wheel is pressed in belt wheel outside abrasive band and is pressed in inside abrasive band, at least form the burnishing surface of 4 different directions, one machine can complete multiaspect polishing, can polishing multiple for the workpiece clamped one time with multiple burnishing surface, reduce clamping workpiece number of times, enhance productivity.The present invention's practicality rational in infrastructure, easy to use, can greatly reduce workpiece polishing consuming time.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is structural representation of the present invention;
Fig. 2 is front view of the present invention;
Fig. 3 is the structural representation of installing rack and horizontal belt wheel in the present invention.
Detailed description of the invention
With reference to Fig. 1 ~ Fig. 3, a kind of multidirectional belt sander, include frame 1 and be arranged on abrasive band driving mechanism 2 in frame 1, strainer 3, polishing mechanism 4 and abrasive band 5, described polishing mechanism 4 comprises at least two belt wheels 401 stretched out outside described frame 1, the both sides of each described belt wheel 401 are respectively provided with a directive wheel 402, described directive wheel 402 is pressed in outside abrasive band 5, and described belt wheel 401 is pressed in inside abrasive band 5.Adopt said structure, walk around belt wheel 401 due to abrasive band 5 to be pushed down by two directive wheels 402 again, at least 2 belt wheels 401 that polishing mechanism 4 stretches out, at least 4 burnishing surfaces will be formed, or 3 belt wheels 401 that polishing mechanism 4 stretches out, at least 6 burnishing surfaces will be formed, behind side polishing face of a workpiece belt wheel 401 wherein, the another side changing to this belt wheel 401 gets final product the relative another side of polishing, belt sander of the present invention has at least the abrasive band polishing face of 4 different directions, possesses multidirectional polishing function, workpiece clamped one time gets final product more than polishing 4 faces, even multiaspect needs the workpiece of polishing also just only to need clamping one to secondary, compared to existing belt sander, greatly reduce clamping workpiece number of times, enhance productivity, reduce costs.
In the present embodiment, preferably, described directive wheel 402 is arranged on the abrasive band 5 that makes to walk around described belt wheel 401 for level or vertically arrange.Burnishing surface for most workpiece is all more conventional level or vertical plane, and level or is vertically arranged in the abrasive band polishing face of directive wheel 402 both sides by belt sander of the present invention, is more suitable for common situation, uses more convenient.
In the present embodiment, preferably, described belt wheel 401 is provided with two, comprises the horizontal belt wheel 4011 that arranges in the horizontal direction and vertically arranges vertical belt wheel 4012.Adopt said structure, be formed with 2 horizontal burnishing surfaces and 2 vertical burnishing surfaces, meet the polishing requirement of most workpiece, the result of use of the best of going.
In the present embodiment, preferably, described horizontal belt wheel 4011 is connected with installing rack 6, and described installing rack 6 is arranged in described frame 1 and also can slides in the horizontal direction.Preferably, described installing rack 6 is connected with the compensation arrangement 7 for keeping horizontal belt wheel 4011 pairs of abrasive band 5 pressure, compensation arrangement 7 is cylinder or the structure adopting the gear that servomotor, servomotor rotating shaft are installed and the tooth bar being installed on described installing rack 6, compensation arrangement 7 adopts cylinder, utilize the characteristic of air pressure, horizontal belt wheel 4,011 one aspect can play the effect of tensioning, compensation abrasive band 5 can be made on the other hand to keep the Forward pressure value of setting, improve polishing effect.
In the present embodiment, preferably, the linear guides 101 of level in described frame 1, can certainly adopt optical axis, linear bearing etc., described installing rack 6 is provided with the slide block 601 mated with described linear guides 101, and installing rack 6 is arranged on linear guides 101 by slide block 601, can smooth and easyly slide, structure reduces, and easy to maintenance, cost is low.
In the present embodiment, preferably, described strainer 3 includes and is arranged on described frame 1 is relatively-movable tensioning frame 301, and described tensioning frame 301 is provided with regulating wheel 302, and described tensioning frame 301 is also connected with and promotes cylinder 303.
In the present embodiment, preferably, described frame 1 is also provided with abrasive belt deviation rectifying mechanism 8, described abrasive belt deviation rectifying mechanism 8 comprises the guide wheel that two are mutually angle, abrasive band 5 is mutually the center process of the guide wheel of angle from two, and the side of two guide wheels to abrasive band 5 has certain effect power, prevents abrasive band 5 sideslip.
The above, just better embodiment of the present invention, but the present invention is not limited to above-described embodiment, as long as it reaches technique effect of the present invention with any same or similar means, all should fall within protection scope of the present invention.