CN207139552U - Axle sand output shaft rotary reciprocating motion mechanism - Google Patents
Axle sand output shaft rotary reciprocating motion mechanism Download PDFInfo
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- CN207139552U CN207139552U CN201721091024.8U CN201721091024U CN207139552U CN 207139552 U CN207139552 U CN 207139552U CN 201721091024 U CN201721091024 U CN 201721091024U CN 207139552 U CN207139552 U CN 207139552U
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- output shaft
- drive
- differential
- wheel cap
- differential gear
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Abstract
The utility model discloses a kind of axle sand output shaft rotary reciprocating motion mechanism, including housing, housing inner support has drive, differential gear, differential wheel cap and output shaft, drive, differential gear, the centerline collineation of differential wheel cap and output shaft, drive is provided with axis hole, output shaft inserts the axis hole of drive, drive and output shaft slide axially cooperation, when drive rotates, output shaft is circumferentially and then rotating, differential gear is fixedly connected with differential wheel cap, drive coordinates with housing into rotation, differential wheel cap coordinates with housing into rotation, driving space formed with annular between differential gear and differential wheel cap, the side wall of output shaft is provided with drive pin, drive pin is placed in above-mentioned annular driving space.The beneficial effects of the utility model are:Direction reciprocable, its grinding quality height, efficiency high, noise are low at the center line for its output shaft.
Description
Technical field
It the utility model is related to axle sand technical field, and in particular to a kind of axle sand output shaft rotary reciprocating motion mechanism.
Background technology
Sanding and polishing be agree to word, all referring to some out-of-flatnesses, uneven thickness, do not meet technological requirement material with
Object, by way of the physical removals such as emery cloth, emery wheel, sand paper, scouring pad, non-woven fabric polishing wheel, it is allowed to more smooth flat
Whole, thickness uniformity, technique be allowed to a kind of method up to standard, apply to various surfacing process productions, standard knots structure manufacture,
Toy handicraft industry, finishing and furniture industry, floor wallboard building material industry etc..Polishing or sanding machinery have sander,
Belt sander, abrasive machine, polishing machine, axle sand etc..
The transmission mechanism of existing axle sand is typically to add belt wheel transmission using gear drive, and Grinding wheel only rotates shaftless yearning
The problem of multiple to move, but this transmission mechanism is present is that grinding efficiency is low, grinding surface is of poor quality, noise is larger.
Utility model content
The purpose of this utility model is to provide a kind of axle sand output shaft rotary reciprocating motion mechanism, and its output shaft is wherein
Heart line direction reciprocable, and then grinding efficiency is improved, reduce polishing noise.
To achieve the above object, the utility model provides following technical scheme:
A kind of axle sand output shaft rotary reciprocating motion mechanism, including housing, housing inner support have drive, differential gear, difference
Driving wheel lid and output shaft, drive, differential gear, the centerline collineation of differential wheel cap and output shaft, drive are provided with axis hole, exported
Axle inserts the axis hole of drive, and drive and output shaft are slid axially cooperations, and when drive rotates, output shaft is followed circumferential
Rotation, differential gear are fixedly connected with differential wheel cap, and drive coordinates with housing into rotation, and differential wheel cap coordinates with housing into rotation, poor
Driving space formed with annular between driving wheel and differential wheel cap, the side wall of output shaft are provided with drive pin, and drive pin is placed in above-mentioned
In the driving space of annular, drive pin is along during driving spatial movement, and direction produces reciprocating motion, transmission to output shaft at the center line
The difference of the rotating speed of wheel and differential gear is not equal to zero.
Preferably, rolling bearing is cased with the outer wall of drive pin, rolling bearing is used to reduce drive pin in space is driven
Frictional force caused by motion.
Preferably, above-mentioned driving space is that annular drives space, the perpendicular bisector and output shaft in annular driving space
Center line intersects, and the angle of the perpendicular bisector in annular driving space and the center line of output shaft is more than 10 degree and is less than 45 degree.
Preferably, drive is connected with output shaft spline.
Operation principle of the present utility model is:The small pulley of motor driven first, the first small pulley are driven big by transmission belt
For belt wheel so as to drive jackshaft to rotate, jackshaft drives drive to rotate by synchronous small pulley and transmission belt, and drive passes through
Spline drives output shaft rotation;Jackshaft drives differential gear to rotate by synchronous small pulley and transmission belt around idle pulley.Because of synchronization
Small pulley is different with the gear ratio of differential gear from drive and synchronous small pulley, so drive is different with the rotating speed of differential gear,
Again because the presence in driving space, output shaft are rolled to produce axial reciprocating by the rolling bearing on drive pin in driving space
Action, so output shaft realizes carries out axially reciprocating while rotation.
The beneficial effects of the utility model are:Its output shaft direction reciprocable at the center line, its grinding quality is high,
Efficiency high, noise are low.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Implement below
Example is only used for clearly illustrating the technical solution of the utility model, and can not limit protection model of the present utility model with this
Enclose.
The utility model specific implementation technical scheme be:
As shown in figure 1,
A kind of rotary reciprocating motion mechanism of axle sand machine output shaft 12, including housing 1, the inner support of housing 1 have drive 13, poor
Driving wheel 11, differential wheel cap 8 and output shaft 12, drive 13, differential gear 11, the centerline collineation of differential wheel cap 8 and output shaft 12,
Drive 13 is provided with axis hole, and output shaft 12 inserts the axis hole of drive 13, and drive 13 and output shaft 12 slide axially cooperation,
When drive 13 rotates, output shaft 12 is circumferentially and then rotating, and differential gear 11 is fixedly connected with differential wheel cap 8, drive 13 with
Housing 1 is rotatably assorted, and differential wheel cap 8 is rotatably assorted with housing 1, the drive formed with annular between differential gear 11 and differential wheel cap 8
Dynamic space, the side wall of output shaft 12 are provided with drive pin 10, and drive pin 10 is placed in above-mentioned annular driving space, the edge of drive pin 10
When driving spatial movement, direction produces reciprocating motion to output shaft 12 at the center line, the rotating speed of drive 13 and differential gear 11 it
Difference is not equal to zero.
Rolling bearing 9 is cased with the outer wall of drive pin 10, rolling bearing 9 is transported for reducing drive pin 10 in space is driven
Frictional force caused by dynamic.
Above-mentioned driving space is that annular drives space, the center line of the perpendicular bisector and output shaft 12 in annular driving space
Intersecting, the perpendicular bisector in annular driving space and the angle of the center line of output shaft 12 are more than 10 degree and are less than 45 degree.
Drive 13 is connected with the spline of output shaft 12.
Operation principle of the present utility model is:Motor 2 drives the first small pulley 3, and the first small pulley 3 is driven by transmission belt
For big belt wheel 4 so as to drive jackshaft 5 to rotate, jackshaft 5 drives drive 13 to rotate by synchronous small pulley 6 and transmission belt, passes
Driving wheel 13 drives output shaft 12 to rotate by spline;Jackshaft 5 is by synchronous small pulley 6 and transmission belt around idle pulley 7 with moment
Driving wheel 11 rotates.Because synchronous small pulley 6 is different with the gear ratio of differential gear 11 from drive 13 and synchronous small pulley 6, so passing
Driving wheel 13 is different with the rotating speed of differential gear 11, and because driving the presence in space, output shaft 12 passes through the axis of rolling on drive pin 10
Hold 9 to roll in driving space and produce axial reciprocating action, carried out axially while rotation so output shaft 12 realizes
Move back and forth.
The beneficial effects of the utility model are:Its output shaft 12 direction reciprocable at the center line, its grinding quality
Height, efficiency high, noise are low.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model technical principle is not departed from, some improvements and modifications can also be made, these change
Enter and retouch and also should be regarded as the scope of protection of the utility model.
Claims (4)
- A kind of 1. axle sand output shaft rotary reciprocating motion mechanism, it is characterised in that including housing, housing inner support have drive, Differential gear, differential wheel cap and output shaft, drive, differential gear, the centerline collineation of differential wheel cap and output shaft, drive are provided with Axis hole, output shaft insert the axis hole of drive, and drive and output shaft slide axially cooperations, during drive rotation, output shaft Circumferentially and then rotating, differential gear is fixedly connected with differential wheel cap, and drive coordinates with housing into rotation, and differential wheel cap turns with housing Dynamic to coordinate, the driving space formed with annular between differential gear and differential wheel cap, the side wall of output shaft is provided with drive pin, drive pin It is placed in above-mentioned annular driving space, drive pin is along during driving spatial movement, and direction produces back and forth output shaft at the center line The difference of the rotating speed of motion, drive and differential gear is not equal to zero.
- 2. axle sand output shaft rotary reciprocating motion mechanism according to claim 1, it is characterised in that on the outer wall of drive pin Be cased with rolling bearing, rolling bearing be used to reducing drive pin moved in space is driven caused by frictional force.
- 3. axle sand output shaft rotary reciprocating motion mechanism according to claim 2, above-mentioned driving space drives for annular Space, the perpendicular bisector in annular driving space intersect with the center line of output shaft, the perpendicular bisector in annular driving space and output The angle of the center line of axle is more than 10 degree and is less than 45 degree.
- 4. axle sand output shaft rotary reciprocating motion mechanism according to claim 3, drive are connected with output shaft spline.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721091024.8U CN207139552U (en) | 2017-08-29 | 2017-08-29 | Axle sand output shaft rotary reciprocating motion mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721091024.8U CN207139552U (en) | 2017-08-29 | 2017-08-29 | Axle sand output shaft rotary reciprocating motion mechanism |
Publications (1)
Publication Number | Publication Date |
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CN207139552U true CN207139552U (en) | 2018-03-27 |
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ID=61670454
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CN201721091024.8U Active CN207139552U (en) | 2017-08-29 | 2017-08-29 | Axle sand output shaft rotary reciprocating motion mechanism |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107322470A (en) * | 2017-08-29 | 2017-11-07 | 苏州宏基工具有限公司 | Axle sand output shaft rotary reciprocating motion mechanism |
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2017
- 2017-08-29 CN CN201721091024.8U patent/CN207139552U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107322470A (en) * | 2017-08-29 | 2017-11-07 | 苏州宏基工具有限公司 | Axle sand output shaft rotary reciprocating motion mechanism |
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