CN109676488A - The polishing machine head of small size independence biaxial movement structure and the application structure - Google Patents

The polishing machine head of small size independence biaxial movement structure and the application structure Download PDF

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Publication number
CN109676488A
CN109676488A CN201910079035.1A CN201910079035A CN109676488A CN 109676488 A CN109676488 A CN 109676488A CN 201910079035 A CN201910079035 A CN 201910079035A CN 109676488 A CN109676488 A CN 109676488A
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CN
China
Prior art keywords
gear
shaft
rotation
double
inner shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910079035.1A
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Chinese (zh)
Inventor
陈宝珠
林凤坂
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Shenzhen Juda Mechanical Equipment Co Ltd
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Shenzhen Juda Mechanical Equipment Co Ltd
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Application filed by Shenzhen Juda Mechanical Equipment Co Ltd filed Critical Shenzhen Juda Mechanical Equipment Co Ltd
Priority to CN201910079035.1A priority Critical patent/CN109676488A/en
Publication of CN109676488A publication Critical patent/CN109676488A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00Machines or devices using grinding or polishing belts; Accessories therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B21/00Machines or devices using grinding or polishing belts; Accessories therefor
    • B24B21/18Accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/10Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

A kind of polishing machine head using small size independence biaxial movement structure, it includes the polishing mechanism for being polished to materials and parts to be processed, the driving mechanism for controlling polishing mechanism rotation, it further includes the independent double-shaft mechanism for rotating polishing mechanism, one end of the driving mechanism and independent double-shaft mechanism is drivingly connected, and the other end of the polishing mechanism and independent double-shaft mechanism is sequentially connected;The independent double-shaft mechanism includes the first double-shaft mechanism, the second double-shaft mechanism and third double-shaft mechanism, the third double-shaft mechanism and the second double-shaft mechanism are sequentially connected, second double-shaft mechanism and the first double-shaft mechanism are sequentially connected, and first double-shaft mechanism and polishing mechanism are sequentially connected.Small size independence biaxial movement structure is used in the head of polishing machine, convenient for controlling the multi-angle rotation of polishing machine head, is adapted polishing machine with the curved surface of special-shaped workpiece, is reduced cost of labor, improve polishing efficiency.

Description

The polishing machine head of small size independence biaxial movement structure and the application structure
Technical field
The present invention relates to machinery field more particularly to polishing machine heads.
Background technique
Polishing machine is also referred to as grinder, is commonly used as mechanical polishing, polishing and waxing.Its working principle is that: motor Drive the sponge that is mounted on polishing machine or wool polishing disk high speed rotation, due to polishing disk and polishing agent collective effect and with to It throws surface to rub, and then can reach removal lacquer painting pollution, oxide layer, the purpose of shallow trace.
Belt sander is one of polishing machine, be can be polished workpiece surface, the conventional machinery that polishes adds Construction equipment is widely used in industries such as hardware, hot-water heatings.Belt sanding polishing machine mainly by by workpiece surface with Abrasive band is in contact, and carries out grinding and buffing to workpiece surface using the grinding performance of sand grains on abrasive band, by belt sanding and The quality and precision of workpiece surface after polishing are all higher.In process, distinctive super in order to quickly remove metal surface Hardening oxidation layer still throws machine or hand polish equipment using original ground mostly currently on the market, and machine is cumbersome, and produces Quality is unstable, and the process velocity of product and use cannot all reach customer requirement.
Prior art discloses a kind of flat grinding abrasive belt polishing machine, (application number: 200610118511.9), which includes one A rack with workbench, rack are equipped with the shaft being connected with power mechanism, and driving wheel is connected in shaft, is gone back in rack Equipped with driven wheel and tensioning wheel, be socketed with abrasive band on driving wheel, driven wheel and tensioning wheel, above-mentioned workbench close to abrasive band and Be arranged in parallel with abrasive band, the rack is equipped with column, and above-mentioned tensioning wheel is located at column, and tensioning wheel and column it Between be equipped with the tensioning apparatus that tensioning wheel can be made mobile.This flat grinding abrasive belt polishing machine service life is longer, production efficiency is higher, operation Simplicity, while to the adjusting of tensioning wheel, its mode is more, and adjusts simplicity.
It is although able to satisfy the polishing of common workpiece using the patent, but often has multiple curved surface needs on current workpiece It is polished, for this kind of special-shaped workpiece, only can not effectively be polished by the abrasive band of plane, traditional way is all logical Staff is crossed using grinding and buffing is carried out to the special surface of workpiece surface by hand, not only labor intensity is high for this, time-consuming to take Power, and the efficiency of polishing, polishing is very low, and the sanding and polishing precision that workpiece surface reaches is also inadequate.
Summary of the invention
Shortcoming present in view of the above technology, the object of the present invention is to provide a kind of small size independence biaxial movements Structure and application the structure polishing machine head, using the structure may be implemented two shafts be mutually integrated but self-movement, The structure is simple, compact, reduces unnecessary part, is conducive to the miniaturization of machine;
It is a further object to provide the polishings of a kind of small size independence biaxial movement structure and the application structure Machine head, in the head of polishing machine use the structure, convenient for control polishing machine head multi-angle rotation, make polishing machine with it is different The curved surface of shape workpiece is adapted, and reduces cost of labor, improves polishing efficiency.
To achieve the above object, the present invention is implemented as follows:
A kind of small size independence biaxial movement structure comprising inner shaft, at least one lubrication groove, at least one external gear, extremely One end of inner shaft is arranged in a few outer shaft and a plurality of bearings, the lubrication groove, and the lubrication groove is fixedly connected with inner shaft, described outer Axis is hollow structure, and the outer shaft is adapted with bearing, and the outer shaft is socketed the outer shaft and inner shaft on interior axis by bearing It is flexibly connected, the external gear is arranged on outer shaft, and the external gear is fixedly connected with outer shaft, and the lubrication groove is synchronous with inner shaft to be turned Dynamic, the external gear is moved synchronously with outer shaft.The lubrication groove is rotated by axis of inner shaft, and the other end of inner shaft can be with gear Perhaps other component is fixedly connected and then interior shaft driven gear or other component rotate;The external gear passes through outer shaft and axis Hold and be flexibly connected with inner shaft, external gear is rotated by axis of outer shaft, external gear can by being meshed with other outer gears, To realize the effect of transmission, rotation between the two is mutually indepedent, is independent of each other, and the structure is simple, compact, reduces not Necessary part is conducive to the miniaturization of machine.The outer shaft is socketed on interior axis by bearing, reduces outer shaft and inner shaft Between friction, keep the rotation between inner shaft and outer shaft mutually indepedent, be independent of each other;And it is arranged outside at least one in inner shaft Axis is arranged at least one external gear on outer shaft, makes at least one drive connection of the combination of outer shaft and external gear.
Further, the axle center of the inner shaft and outer shaft overlaps, and the length of the outer shaft is less than the length of inner shaft;In described Wheel is at least gear or one of sprocket wheel or belt pulley.In practical applications, multiple lubrication grooves can be set in the inner shaft, and The case where lubrication groove can be belt pulley, gear or sprocket wheel, be adapted to a variety of drive connections.
A kind of polishing machine head using small size independence biaxial movement structure comprising for being carried out to materials and parts to be processed The polishing mechanism of polishing, the driving mechanism for controlling polishing mechanism rotation further include only for rotating polishing mechanism One end of vertical double-shaft mechanism, the driving mechanism and independent double-shaft mechanism is drivingly connected, the polishing mechanism and independent biaxial plane The other end of structure is sequentially connected;The independent double-shaft mechanism includes the first double-shaft mechanism, the second double-shaft mechanism and third biaxial plane Structure, the third double-shaft mechanism and the second double-shaft mechanism are sequentially connected, and second double-shaft mechanism and the first double-shaft mechanism are driven Connection, first double-shaft mechanism and polishing mechanism are sequentially connected.
Further, the polishing mechanism includes bracket, abrasive band, abrasive band driving wheel and a plurality of grinding wheels, the abrasive band master Driving wheel and grinding wheel are arranged on bracket, and the abrasive band driving wheel and grinding wheel are enclosed polygon, are set on the bracket It is equipped with the mounting hole for being fixedly connected with independent double-shaft mechanism, the transmission of the abrasive band driving wheel and independent double-shaft mechanism connects It connects, the abrasive band is tensioned in abrasive band driving wheel and grinding wheel, abrasive band rotation is driven after the abrasive band driving wheel rotation, thus band Dynamic grinding wheel rotation.Preferably, it is irregular polygon that the abrasive band driving wheel and grinding wheel, which are enclosed polygon, each The angle of apex angle is all not necessarily identical, and the link position of bracket and the first double-shaft mechanism is located at eccentric position in polygon, Make bracket eccentric rotation in rotation, the curved surface of different processing materials and parts can be adapted to, increase the suitability of abrasive band polishing.
Further, first double-shaft mechanism drives the rotation of abrasive band rotation and bracket, and second double-shaft mechanism drives First double-shaft mechanism and polishing mechanism are whole rotation, the i.e. revolution of bracket by rotation center of the second double-shaft mechanism.
Further, first double-shaft mechanism includes the first inner shaft, the first outer shaft, first gear, second gear and belt Wheel, first outer shaft are socketed in the first inner shaft by bearing, and the first gear is fixed on the front end of the first inner shaft, belt Wheel is fixed on the tip of the axis in first, belt pulley and abrasive band driving wheel and is drivingly connected by belt, what the second gear was fixed First outer shaft front end, the bracket are fixed on the first outer the tip of the axis by mounting hole;The first gear passes through the first inner shaft Drive belt pulley rotate synchronously, belt pulley by belt drive abrasive band driving wheel rotation, abrasive band driving wheel rotation after drive abrasive band, Grinding wheel rotation;Second gear rotation drives the rotation of the first outer shaft, so drive the bracket on the first outer the tip of the axis with Mounting hole is rotation center rotation.Preferably, the mounting hole on bracket is not enclosed with abrasive band driving wheel and grinding wheel polygon The center of gravity of shape coincides, and when bracket is rotated using mounting hole as rotation center, is conducive to the scope of activities in expanded stent and abrasive band; The abrasive band ceaselessly rotates on abrasive band driving wheel and grinding wheel, and for the polishing to processing materials and parts, the bracket is to install Hole is rotation center rotation, i.e. the rotation of bracket, and bracket drives abrasive band, abrasive band driving wheel and grinding wheel in a rotation in surface, It can be adapted to the curved surface of different processing materials and parts, increase the suitability of abrasive band polishing.
Further, second double-shaft mechanism includes the second inner shaft, third gear, the 4th gear and the 5th gear, described Third gear is fixed on the front end of the second inner shaft, and the 4th gear and the 5th gear pass through bearing respectively and be socketed in the second inner shaft End, the 4th gear and the 5th gear be flexibly connected with the second inner shaft, and the 4th gear and the 5th gear difference are only Vertical rotation, the 4th gear are engaged with first gear, and the 5th gear is engaged with second gear, the third gear and drive Motivation structure is drivingly connected;The tip of the axis is provided with crank in described second, and the crank is fixedly attached in the second inner shaft, described The other end of crank is socketed in the first inner shaft by bearing, and the second inner shaft rotation drives crank rotation, and then crank band Dynamic first double-shaft mechanism and polishing mechanism are the whole rotation by rotation center of the junction of crank and the second inner shaft.Described second The second outer shaft is socketed in inner shaft, second outer shaft is arranged between third gear and the 4th gear, is used for third gear It is separated with the 4th gear, conducive to the layout between each component.Specifically, be arranged on the crank there are two through-hole, one of them Through-hole is adapted with the first inner shaft, another through-hole is adapted with the second inner shaft, makes the first double-shaft mechanism and throwing using crank Ray machine structure is rotated by rotation center of the junction of crank and the second inner shaft, so that polishing mechanism rises in a certain altitude range Drop, the i.e. revolution of bracket further expand the scope of activities in abrasive band, increase the suitability of abrasive band polishing.
Further, the third double-shaft mechanism includes third inner shaft, third outer shaft, the 6th gear, the 7th gear, octadentate Wheel and the 9th gear, the third outer shaft are socketed in third inner shaft by bearing, and the 6th gear is fixed at third The front end of inner shaft, the 9th gear are fixed at the tip of the axis in third, and the 7th gear is fixed at outside third The front end of axis, the eighth gear are fixed at the outer the tip of the axis of third, and the 6th gear is connect with third gear drive, 7th gear and driving mechanism are drivingly connected, and the eighth gear is meshed with the 4th gear, the 9th gear and the Five gears are meshed;Driving mechanism drives the rotation of third gear, and third gear drives the rotation of the 6th gear, and the 6th gear passes through the Three inner shafts drive the rotation of the 9th gear, and then drive the 5th gear, second gear and holder pivots, and driving mechanism drives the 7th tooth Wheel rotation, the 7th gear drives eighth gear rotation by third outer shaft, and then drives the 4th gear, first gear, belt pulley Rotation and abrasive band rotation.Third gear and the 7th gear are respectively driven using driving mechanism, and by third gear and the 7th gear Drive connection reach polishing mechanism so that abrasive band rotation is asynchronous with the slewing rate of bracket rotation and be independent of each other;Bracket Revolution be by third gear by the second inner shaft drive crank rotation, the rotation of bracket be by third gear drive the 6th tooth Wheel rotation drives to bracket again, and because there are transmission ratios between gear, revolving speed between the two be can control, and controlling the transmission ratio can Make to be adapted between the rotation of bracket and the revolution of bracket, is conducive to the curved surface for being adapted to different processing materials and parts, increases abrasive band and throw The suitability of light.
Further, the driving mechanism includes the first driving assembly and the second driving assembly, the first driving assembly packet First motor, worm screw and turbine are included, the first motor is connect with worm drive, and the turbine is fixed at the second inner shaft On, the worm screw connect with worm gear drive;Second driving assembly includes the second motor and motor gear, second motor It is drivingly connected with motor gear, the motor gear is engaged with the 7th gear.First driving assembly and the second driving assembly are set, Be conducive to reach different revolving speeds on abrasive band and bracket, and then realize that the rotation between abrasive band and bracket is mutually indepedent, mutually not It influences.
It is an advantage of the present invention that the present invention provides a kind of small size independence biaxial movement structure, it can using the structure With realize two shafts be mutually integrated but self-movement, the structure is simple, compact, reduces unnecessary part, is conducive to The miniaturization of machine;
In the head of polishing machine use the structure, convenient for control polishing machine head multi-angle rotation, make polishing machine with The curved surface of special-shaped workpiece is adapted, and reduces cost of labor, improves polishing efficiency.
Detailed description of the invention
Fig. 1 is the small size independence biaxial movement structural schematic diagram in the present invention.
Fig. 2 is the polishing machine handpiece structure schematic diagram in the present invention.
Fig. 3 is the structural schematic diagram of the independent double-shaft mechanism in the present invention.
Fig. 4 is the structural schematic diagram of the polishing mechanism in the present invention.
Fig. 5 is the structural schematic diagram of the crank in the present invention.
Fig. 6 is the related exploded sketch of the abrasive band rotation in the present invention.
Fig. 7 is the related exploded sketch of the bracket revolution rotation in the present invention.
Fig. 8 is the related exploded sketch of the bracket rotation rotation in the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.
The present invention provides a kind of small size independence biaxial movement structures: referring to Fig.1.
A kind of small size independence biaxial movement structure comprising inner shaft 11, at least one lubrication groove 12, at least one external gear 13, one end of inner shaft 11, lubrication groove 12 and the fixed company of inner shaft 11 is arranged at least one outer shaft 14 and a plurality of bearings, lubrication groove 12 Connect, outer shaft 14 is hollow structure, and outer shaft 14 is adapted with bearing, outer shaft 14 by bearing socket on interior axis 11, outer shaft 14 and Inner shaft 11 is flexibly connected, and external gear 13 is arranged on outer shaft 14, and external gear 13 is fixedly connected with outer shaft 14, lubrication groove 12 and inner shaft 11 It rotates synchronously, external gear 13 is moved synchronously with outer shaft 14.Lubrication groove 12 is that axis is rotated with inner shaft 11, and the other end of inner shaft 11 can With perhaps other component is fixedly connected and then inner shaft 11 is rotated with moving gear or other component with gear;External gear 13 passes through Bearing is flexibly connected with inner shaft 11, and external gear 13 is rotated by axis of bearing, external gear 13 can by with other external teeths Wheel is meshed, to realize the effect of transmission, rotation between the two is mutually indepedent, is independent of each other, and the structure is simple, tight It gathers, reduces unnecessary part, be conducive to the miniaturization of machine.Outer shaft 14 is socketed on interior axis 11 by bearing, is subtracted Friction between small outer shaft 14 and inner shaft 11, keeps the rotation between inner shaft 11 and outer shaft 14 mutually indepedent, is independent of each other;And inside At least one outer shaft 14 is set on axis 11, at least one external gear 13 is set on outer shaft 14, makes the knot of outer shaft 14 and external gear 13 Close at least one drive connection.
Further, the axle center of inner shaft 11 and outer shaft 14 overlaps, and the length of outer shaft 14 is less than the length of inner shaft 11;Lubrication groove 12 At least gear or one of sprocket wheel or belt pulley.In practical applications, multiple lubrication grooves 12 can be set in inner shaft 11, and interior The case where wheel 12 can be belt pulley, gear or sprocket wheel, be adapted to a variety of drive connections.
The present invention also provides a kind of polishing machine heads using small size independence biaxial movement structure: referring to Fig. 2-8.
A kind of polishing machine head using small size independence biaxial movement structure comprising for being carried out to materials and parts to be processed The polishing mechanism 2 of polishing, the driving mechanism 4 for controlling the rotation of polishing mechanism 2, it is independent double for rotating polishing mechanism 2 One end of axis mechanism 3, driving mechanism 4 and independent double-shaft mechanism 3 is drivingly connected, and polishing mechanism 2 is another with independent double-shaft mechanism 3 End transmission connection;Independent double-shaft mechanism 3 includes the first double-shaft mechanism 31, the second double-shaft mechanism 32 and third double-shaft mechanism 33, the Three double-shaft mechanisms 33 and the second double-shaft mechanism 32 are sequentially connected, and the second double-shaft mechanism 32 and the first double-shaft mechanism 31 are sequentially connected, First double-shaft mechanism 31 is sequentially connected with polishing mechanism 2.
Further, polishing mechanism 2 includes bracket 21, abrasive band 22, abrasive band driving wheel 23 and a plurality of grinding wheels 24, abrasive band master Driving wheel 23 and grinding wheel 24 are respectively provided on the stent 21, and abrasive band driving wheel 23 and grinding wheel 24 are enclosed polygon, bracket 21 On be provided with mounting hole for being fixedly connected with independent double-shaft mechanism 3, the transmission of abrasive band driving wheel 23 and independent double-shaft mechanism 3 Connection, abrasive band 22 are tensioned on abrasive band driving wheel 23 and grinding wheel 24, and abrasive band driving wheel 23 drives abrasive band 22 to rotate after rotating, from And grinding wheel 24 is driven to rotate.Preferably, it is irregular polygon that abrasive band driving wheel 23, which is enclosed polygon with grinding wheel 24, The angle of shape, each apex angle is not necessarily identical, and the link position of bracket and 21 first double-shaft mechanisms 31 position in polygon In eccentric position, makes the eccentric rotation in rotation of bracket 21, the curved surface of different processing materials and parts can be adapted to, increase abrasive band 22 The suitability of polishing.
In the present embodiment, the rotation of the drive of the first double-shaft mechanism 31 abrasive band 22 rotation and bracket 21, described second It is rotation center rotation that the first double-shaft mechanism 31 of drive of double-shaft mechanism 32 and polishing mechanism 2, which are integrally with the second double-shaft mechanism 32, That is the revolution of bracket 21.
In the present embodiment, the first double-shaft mechanism 31 includes the first inner shaft 311, the first outer shaft 312, first gear 313, the Two gears 314 and belt pulley 315, the first outer shaft 312 are socketed in the first inner shaft 311 by bearing, and first gear 313 is fixed on The front end of first inner shaft 311, belt pulley 315 are fixed on the end of the first inner shaft 311, and belt pulley 315 and abrasive band driving wheel 23 are logical Belt drive connection, fixed 312 front end of the first outer shaft of second gear 313 are crossed, bracket 21 is fixed on outside first by mounting hole The end of axis 312;First gear 313 drives belt pulley 315 to rotate synchronously by the first inner shaft 311, and belt pulley 315 passes through belt Abrasive band driving wheel 23 is driven to rotate, abrasive band driving wheel 23 drives abrasive band 22, grinding wheel 24 to rotate after rotating;314 turns of second gear It is dynamic to drive the rotation of the first outer shaft 312, and then the bracket 21 on the end of the first outer shaft 312 is driven to turn by rotation center of mounting hole It is dynamic.Preferably, the center of gravity that the mounting hole on bracket is not enclosed polygon with abrasive band driving wheel 23 and grinding wheel 24 coincides, When bracket 21 is rotated using mounting hole as rotation center, be conducive to the scope of activities of expanded stent 21 Yu abrasive band 22;Abrasive band 22 exists It is ceaselessly rotated in abrasive band driving wheel 23 and grinding wheel 24, for the polishing to processing materials and parts, bracket 21 is rotation with mounting hole Center rotating, the i.e. rotation of bracket 21, bracket 21 drive abrasive band 22, abrasive band driving wheel 23 and grinding wheel 24 to turn in a plane It is dynamic, it can be adapted to the curved surface of different processing materials and parts, increase the suitability that abrasive band 22 polishes.
In the present embodiment, the second double-shaft mechanism 332 includes the second inner shaft 321, third gear 322,323 and of the 4th gear 5th gear 324, third gear 322 are fixed on the front end of the second inner shaft 321, and the 4th gear 323 and the 5th gear 324 lead to respectively The end that bearing is socketed in the second inner shaft 321 is crossed, the 4th gear 323 and the 5th gear 324 connect with 321 activity of the second inner shaft It connects, and the 4th gear 323 is independently rotated with the 5th gear 324, the 4th gear 323 is engaged with first gear 313, the 5th tooth Wheel 324 is engaged with second gear 314, and third gear 322 and driving mechanism 4 are drivingly connected;The end of second inner shaft 321 is provided with Crank 5, crank 5 are fixedly attached in the second inner shaft 321, and the other end of crank 5 is socketed in the first inner shaft 311 by bearing, The rotation of second inner shaft 321 drives crank 5 to rotate, and then crank 5 drives the first double-shaft mechanism 31 and polishing mechanism 2 is whole with song The junction of handle 5 and the second inner shaft 321 is rotation center rotation.The second outer shaft (not shown) is socketed in second inner shaft 321, the Two outer shafts are arranged between third gear 322 and the 4th gear 323, for third gear 322 to be separated with the 4th gear 323, Conducive to the layout between each component.Specifically, there are two through-hole 51, one of through-hole 51 and the first inner shafts for setting on crank 5 311 are adapted, another through-hole 51 is adapted with the second inner shaft 321, make the first double-shaft mechanism 31 and polishing machine using crank 5 Structure 2 is rotated by rotation center of the junction of crank 5 and the second inner shaft 321, so that polishing mechanism 2 rises in a certain altitude range Drop, the i.e. revolution of bracket 21 further expand the scope of activities in abrasive band 22, increase the suitability that abrasive band 22 polishes.
In the present embodiment, third double-shaft mechanism 33 includes third inner shaft 331, third outer shaft 332, the 6th gear 333, the Seven gears 334, eighth gear 335 and the 9th gear 336, third outer shaft 332 are socketed in third inner shaft 331 by bearing, the Six gears 333 are fixed at the front end of third inner shaft 331, and the 9th gear 336 is fixed at the end of third inner shaft 331, 7th gear 334 is fixed at the front end of third outer shaft 332, and eighth gear 335 is fixed at the end of third outer shaft 332 End, the 6th gear 333 are sequentially connected with third gear 322, and the 7th gear 334 is drivingly connected with driving mechanism 4, eighth gear 335 are meshed with the 4th gear 323, and the 9th gear 336 is meshed with the 5th gear 335;Driving mechanism 4 drives third gear 322 rotations, third gear 322 drive the rotation of the 6th gear 333, and the 6th gear 333 drives the 9th gear by third inner shaft 331 336 rotations, and then the 5th gear 324, second gear 314 and bracket 21 is driven to rotate, driving mechanism 4 drives the 7th gear 334 Rotation, the 7th gear 334 drive eighth gear 335 to rotate by third outer shaft 332, and then drive the 4th gear 323, the first tooth Wheel 313, the rotation of belt pulley 315 and abrasive band 22 rotate.Third gear 322 and the 7th gear are respectively driven using driving mechanism 4 334, and the drive connection of third gear 322 and the 7th gear 334 is reached into polishing mechanism 2, so that the rotation of abrasive band 22 and bracket The slewing rate of 21 rotations is asynchronous and is independent of each other;The revolution of bracket 21 is to pass through 321 band of the second inner shaft by third gear 322 The rotation of dynamic crank 5, the rotation of bracket 21 are that the rotation of the 6th gear 333 is driven to drive to bracket 21 again by third gear 322, because There are transmission ratios between gear, and revolving speed between the two can control, and rotation and the bracket of bracket 21 can be made by controlling the transmission ratio It is adapted between 21 revolution, is conducive to the curved surface for being adapted to different processing materials and parts, increases the suitability that abrasive band 22 polishes.
In the present embodiment, driving mechanism 4 includes the first driving assembly 41 and the second driving assembly 42, the first driving assembly 41 include first motor 411, worm screw 412 and turbine 413, and first motor 411 and worm screw 412 are drivingly connected, and the fixation of turbine 413 is set It sets in the second inner shaft 321, worm screw 412 and turbine 413 are sequentially connected;Second driving assembly 42 includes the second motor 421 and electricity Machine gear 422, the second motor 421 are drivingly connected with motor gear 422, and motor gear 422 is engaged with the 7th gear 334.Setting First driving assembly 41 and the second driving assembly 42, are conducive to reach different revolving speeds on abrasive band 22 and bracket 21, Jin Ershi Rotation between existing abrasive band 22 and bracket 21 is mutually indepedent, is independent of each other.
The working method of this polishing machine head are as follows:
The rotation in abrasive band: the rotation of the second motor driven motor gear, motor gear drive the rotation of the 7th gear, the 7th gear Eighth gear rotation is driven by third outer shaft, eighth gear drives the rotation of the 4th gear, and the 4th gear drives first gear to turn Dynamic, first gear drives pulley rotation by the first inner shaft, and belt pulley drives abrasive band driving wheel to rotate by belt, abrasive band master Abrasive band rotation is driven after wheel rotation, so that grinding wheel be driven to rotate;
The revolution of bracket: first motor drives worm screw rotation, and turbine rotation is driven after worm screw rotation, and turbine drives in second Axis rotation, the second inner shaft drive crank rotation, so the first double-shaft mechanism of crank handle turns and polishing mechanism be it is whole with crank and The junction of second inner shaft is rotation center rotation, so that polishing mechanism is gone up and down in a certain altitude range;
The rotation of bracket: driving the rotation of third gear while the second inner shaft rotates, third gear drives the 6th gear to turn Dynamic, the 6th gear drives the rotation of the 9th gear by third inner shaft, and the 9th gear drives the rotation of the 5th gear, and the 5th gear drives Second gear rotation, second gear drive bracket to rotate by rotation center of mounting hole by the first outer shaft.
It is combined by the rotation in above-mentioned abrasive band itself with the rotation of bracket, revolution, expands the scope of activities in abrasive band, it can To be adapted to the curved surface of different processing materials and parts, increase the suitability of abrasive band polishing.
It is an advantage of the present invention that the present invention provides a kind of small size independence biaxial movement structure, it can using the structure With realize two shafts be mutually integrated but self-movement, the structure is simple, compact, reduces unnecessary part, is conducive to The miniaturization of machine;
In the head of polishing machine use the structure, convenient for control polishing machine head multi-angle rotation, make polishing machine with The curved surface of special-shaped workpiece is adapted, and reduces cost of labor, improves polishing efficiency.
It is above the preferred embodiment of the invention, but the present invention is not limited to this, any those skilled in the art Member can think of variation should all fall into protection scope of the present invention.

Claims (9)

1. a kind of small size independence biaxial movement structure, it is characterised in that it includes inner shaft, at least one lubrication groove, outside at least one One end of inner shaft, the lubrication groove and the fixed company of inner shaft is arranged in gear, at least one outer shaft and a plurality of bearings, the lubrication groove It connects, the outer shaft is hollow structure, and the outer shaft is adapted with bearing, and the outer shaft is socketed on interior axis by bearing, described Outer shaft is flexibly connected with inner shaft, and the external gear is arranged on outer shaft, and the external gear is fixedly connected with outer shaft, the lubrication groove and Inner shaft rotates synchronously, and the external gear is moved synchronously with outer shaft.
2. a kind of small size independence biaxial movement structure according to claim 1, which is characterized in that the inner shaft and outer shaft Axle center overlap, the length of the outer shaft is less than the length of inner shaft;The lubrication groove is at least in gear or sprocket wheel or belt pulley One kind.
3. a kind of polishing machine head using small size independence biaxial movement structure comprising for being thrown to materials and parts to be processed The polishing mechanism of light, the driving mechanism for controlling polishing mechanism rotation, which is characterized in that it further includes for making polishing mechanism One end of the independent double-shaft mechanism of rotation, the driving mechanism and independent double-shaft mechanism is drivingly connected, the polishing mechanism and solely The other end transmission connection of vertical double-shaft mechanism;The independent double-shaft mechanism includes the first double-shaft mechanism, the second double-shaft mechanism and the Three double-shaft mechanisms, the third double-shaft mechanism and the second double-shaft mechanism are sequentially connected, second double-shaft mechanism and the first twin shaft Mechanism driving connection, first double-shaft mechanism and polishing mechanism are sequentially connected.
4. a kind of polishing machine head using small size independence biaxial movement structure according to claim 3, feature exist In, the polishing mechanism include bracket, abrasive band, abrasive band driving wheel and a plurality of grinding wheels, the abrasive band driving wheel and grinding wheel Be arranged on bracket, the abrasive band driving wheel and grinding wheel are enclosed polygon, be provided on the bracket for it is only The mounting hole that vertical double-shaft mechanism is fixedly connected, the transmission connection of the abrasive band driving wheel and independent double-shaft mechanism, the abrasive band Tightly on abrasive band driving wheel and grinding wheel, abrasive band rotation is driven after the abrasive band driving wheel rotation, so that grinding wheel be driven to rotate.
5. a kind of polishing machine head using small size independence biaxial movement structure according to claim 4, feature exist In first double-shaft mechanism drives the rotation of abrasive band rotation and bracket, and second double-shaft mechanism drives the first double-shaft mechanism It is whole rotation, the i.e. revolution of bracket by rotation center of the second double-shaft mechanism with polishing mechanism.
6. a kind of polishing machine head using small size independence biaxial movement structure according to claim 5, feature exist In, first double-shaft mechanism include the first inner shaft, the first outer shaft, first gear, second gear and belt pulley, outside described first Axis is socketed in the first inner shaft by bearing, and the first gear is fixed on the front end of the first inner shaft, and belt pulley is fixed on first Interior the tip of the axis, belt pulley and abrasive band driving wheel are drivingly connected by belt, the first fixed outer shaft front end of the second gear, The bracket is fixed on the first outer the tip of the axis by mounting hole;The first gear drives belt pulley synchronous by the first inner shaft Rotation, belt pulley drive abrasive band driving wheel to rotate by belt, and abrasive band, grinding wheel rotation are driven after the rotation of abrasive band driving wheel;Institute It states second gear rotation and drives the rotation of the first outer shaft, and then drive the bracket on the first outer the tip of the axis with mounting hole in rotation Heart rotation.
7. a kind of polishing machine head using small size independence biaxial movement structure according to claim 6, feature exist In second double-shaft mechanism includes the second inner shaft, third gear, the 4th gear and the 5th gear, and the third gear is fixed In the front end of the second inner shaft, the 4th gear and the 5th gear pass through bearing respectively and are socketed in the tip of the axis in second, described 4th gear and the 5th gear are flexibly connected with the second inner shaft, and the 4th gear is independently rotated with the 5th gear, described 4th gear is engaged with first gear, and the 5th gear is engaged with second gear, and the third gear and driving mechanism drive Connection;The tip of the axis is provided with crank in described second, and the crank is fixedly attached in the second inner shaft, the crank it is another End is socketed in the first inner shaft by bearing, and the second inner shaft rotation drives crank rotation, and then the first twin shaft of crank handle turns Mechanism and polishing mechanism are the whole rotation by rotation center of the junction of crank and the second inner shaft.
8. a kind of polishing machine head using small size independence biaxial movement structure according to claim 7, feature exist In the third double-shaft mechanism includes third inner shaft, third outer shaft, the 6th gear, the 7th gear, eighth gear and the 9th tooth Wheel, the third outer shaft are socketed in third inner shaft by bearing, and the 6th gear is fixed at the front end of third inner shaft, 9th gear is fixed at the tip of the axis in third, and the 7th gear is fixed at the front end of third outer shaft, institute It states eighth gear and is fixed at the outer the tip of the axis of third, the 6th gear is connect with third gear drive, the 7th tooth Wheel is drivingly connected with driving mechanism, and the eighth gear is meshed with the 4th gear, and the 9th gear is mutually nibbled with the 5th gear It closes;Driving mechanism drives the rotation of third gear, and third gear drives the rotation of the 6th gear, and the 6th gear is driven by third inner shaft The rotation of 9th gear, and then the 5th gear, second gear and holder pivots are driven, driving mechanism drives the rotation of the 7th gear, the Seven gears drive eighth gear rotation by third outer shaft, and then drive the 4th gear, first gear, pulley rotation and abrasive band Rotation.
9. a kind of polishing machine head using small size independence biaxial movement structure according to claim 8, feature exist In the driving mechanism includes the first driving assembly and the second driving assembly, and first driving assembly includes first motor, snail Bar and turbine, the first motor are connect with worm drive, and the turbine is fixed in the second inner shaft, the worm screw and whirlpool Wheel transmission connection;Second driving assembly includes the second motor and motor gear, and second motor and motor gear drive Connection, the motor gear are engaged with the 7th gear.
CN201910079035.1A 2019-01-28 2019-01-28 The polishing machine head of small size independence biaxial movement structure and the application structure Pending CN109676488A (en)

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