CN109623592B - Full-automatic polisher head - Google Patents
Full-automatic polisher head Download PDFInfo
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- CN109623592B CN109623592B CN201910079312.9A CN201910079312A CN109623592B CN 109623592 B CN109623592 B CN 109623592B CN 201910079312 A CN201910079312 A CN 201910079312A CN 109623592 B CN109623592 B CN 109623592B
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- 230000007246 mechanism Effects 0.000 claims abstract description 140
- 238000005498 polishing Methods 0.000 claims abstract description 125
- 230000005540 biological transmission Effects 0.000 claims description 23
- 230000008859 change Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000003028 elevating effect Effects 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 230000033001 locomotion Effects 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 239000011324 bead Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004018 waxing Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/16—Machines or devices using grinding or polishing belts; Accessories therefor for grinding other surfaces of particular shape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model provides a full-automatic polisher aircraft nose, its at least includes polishing mechanism, its characterized in that, it still includes the rotary mechanism that is used for controlling polishing mechanism in the vertical plane multi-angle conversion, is used for controlling polishing mechanism and rotary mechanism and goes up and down and at horizontal plane pivoted elevating system, polishing mechanism sets up on rotary mechanism, polishing mechanism and rotary mechanism drive connection, rotary mechanism is fixed to be set up on elevating system, elevating system and rotary mechanism drive connection. The invention provides a full-automatic polishing machine head which can be lifted up and down, can rotate at multiple angles in the horizontal direction and the vertical direction, can be matched with the curved surface of a special-shaped workpiece, and can be used for carrying out full-automatic all-round polishing on a common workpiece and the special-shaped workpiece, thereby reducing the labor cost and improving the polishing efficiency.
Description
Technical Field
The invention relates to the field of polishing machines, in particular to a polishing machine head.
Background
Polishers, also known as grinders, are often used for mechanical grinding, polishing and waxing. The working principle is as follows: the motor drives the sponge or wool polishing disc arranged on the polishing machine to rotate at a high speed, and the polishing disc and the polishing agent jointly act and rub the surface to be polished, so that the purposes of removing paint surface pollution, oxide layers and shallow marks can be achieved.
The abrasive belt polisher is one of polishing machines, is common machining equipment capable of polishing the surface of a workpiece, and is widely applied to industries such as hardware, water heating and the like. The abrasive belt polishing machine mainly utilizes the grinding performance of sand grains on the abrasive belt to polish and polish the surface of the workpiece by contacting the surface of the workpiece with the abrasive belt, and the quality and the precision of the surface of the workpiece polished and polished by the abrasive belt are higher. In the processing process, in order to rapidly remove the special superhard oxide layer on the metal surface, most of the prior art still adopts an original polishing machine or manual polishing equipment, the machine operation is complicated, the product quality is unstable, and the processing speed and the use of the product can not meet the requirements of customers.
The invention discloses a flat abrasive belt polishing machine (application number: 200610118511.9), which comprises a frame with a workbench, wherein a rotating shaft connected with a power mechanism is arranged on the frame, a driving wheel is connected on the rotating shaft, a driven wheel and a tensioning wheel are also arranged on the frame, abrasive belts are sleeved on the driving wheel, the driven wheel and the tensioning wheel, the workbench is close to the abrasive belts and is arranged in parallel with the abrasive belts, a stand column is arranged on the frame, the tensioning wheel is arranged at the stand column, and a tensioning device capable of enabling the tensioning wheel to move is arranged between the tensioning wheel and the stand column. The flat abrasive belt polishing machine has the advantages of long service life, high production efficiency, simplicity and convenience in operation, more ways for adjusting the tensioning wheel and simplicity and convenience in adjustment.
The polishing of ordinary work piece can be satisfied by utilizing this patent, but often have a plurality of curved surfaces to polish on the present work piece, to this kind of special-shaped work piece, only can't polish effectively through planar abrasive band, traditional way all utilizes manual special curved surface to work piece surface to polish and polish through the staff, and this not only intensity of labour is high, wastes time and energy, and the efficiency of polishing, polishing is very low moreover, and the polishing precision that the work piece surface reached is also insufficient.
Disclosure of Invention
Aiming at the defects in the technology, the invention aims to provide a full-automatic polishing machine head which can be lifted up and down and rotated at multiple angles and can be matched with the curved surface of a special-shaped workpiece, and the device can be used for carrying out full-automatic all-dimensional polishing on a common workpiece and the special-shaped workpiece, so that the labor cost is reduced, and the polishing efficiency is improved.
To achieve the above object, the present invention is achieved by:
The full-automatic polishing machine head comprises a polishing mechanism for polishing a material to be processed, a rotating mechanism for controlling the polishing mechanism to change at multiple angles in a vertical plane, and a lifting mechanism for controlling the polishing mechanism to lift up and down with the rotating mechanism and rotate in a horizontal plane, wherein the polishing mechanism is arranged on the rotating mechanism and is in driving connection with the rotating mechanism, the rotating mechanism is fixedly arranged on the lifting mechanism, and the lifting mechanism is in driving connection with the rotating mechanism;
The rotating mechanism comprises a first rotating component, a second rotating component and a third rotating component, the first rotating component is in transmission connection with the polishing mechanism, the second rotating component is in transmission connection with the first rotating component, and the third rotating component is in transmission connection with the second rotating component;
The lifting mechanism comprises a lifting component and a horizontal rotating component, the horizontal rotating component is arranged on the upper portion of the lifting component, the horizontal rotating component is movably connected with the lifting component, the horizontal rotating component controls the lifting component to rotate, and the rotating mechanism is fixedly arranged on the horizontal rotating component.
The lifting assembly drives the horizontal rotating assembly to move up and down, so that the rotating mechanism and the polishing mechanism are driven to move up and down together, and in the up and down movement process, the horizontal rotating assembly independently rotates, so that the rotating mechanism and the polishing mechanism are driven to rotate horizontally together. The polishing mechanism and the rotating mechanism are both fixed on the horizontal rotating assembly, and the polishing mechanism can freely lift along the lifting direction of the lifting assembly under the drive of the lifting assembly, so that the polishing height of the polishing mechanism is changed; further, in the lifting process of the lifting assembly, the horizontal rotating assembly drives the polishing mechanism to freely rotate in the horizontal plane, the polishing angle of the polishing mechanism is changed in the horizontal direction, and the polishing mechanism is driven to rotate in the vertical direction by the rotating mechanism, so that the degree of freedom of the polishing mechanism is greatly improved, and the workpiece can be polished and processed in all directions conveniently.
Further, polishing mechanism includes support, abrasive band and a plurality of abrasive band wheel, a plurality of abrasive band wheel all set up on the support, just a plurality of abrasive band wheel enclose and close and form the polygon, the abrasive band is tensioning on a plurality of abrasive band wheel, be provided with on the support and be used for the mounting hole with rotary mechanism fixed connection, one of them abrasive band wheel is connected with the rotary mechanism drive, drives the abrasive band after this abrasive band wheel rotates and rotates, and then the abrasive band drives other abrasive band wheel and rotate. The abrasive belt continuously rotates on the abrasive belt wheel and is used for polishing a processed material piece, preferably, the plurality of abrasive belt wheels are encircled to form a polygon which is irregular, the angle of each vertex angle is not necessarily the same, and the connecting position of the bracket and the first rotating assembly is positioned at the eccentric position in the polygon, so that the bracket eccentrically rotates when rotating, the curved surfaces of different processed material pieces can be adapted, and the suitability of abrasive belt polishing is improved.
Further, the first rotating assembly is in transmission connection with the support and the abrasive belt wheel, the first rotating assembly drives the abrasive belt to rotate and the support to rotate, the second rotating assembly is in transmission connection with the first rotating assembly, and the second rotating assembly drives the first rotating assembly and the polishing mechanism to rotate integrally by taking the second rotating assembly as a rotation center, namely, the revolution of the support.
Further, the first rotating assembly comprises a first inner shaft, a first outer shaft, a first gear, a second gear and a belt pulley, the first outer shaft is sleeved on the first inner shaft through a bearing, the first gear is fixed at the front end of the first inner shaft, the belt pulley is fixed at the tail end of the first inner shaft, the belt pulley is connected with the belt pulley through belt driving, the second gear is fixed at the front end of the first outer shaft, and the bracket is fixed at the tail end of the first outer shaft through a mounting hole. The mounting holes on the bracket are not overlapped with the center of gravity of a polygon formed by encircling the plurality of abrasive belt wheels, and when the bracket rotates by taking the mounting holes as the rotation center, the movable range of the bracket and the abrasive belt is enlarged; the abrasive belt rotates continuously on the abrasive belt wheel and is used for polishing a processed material piece, the support rotates by taking the mounting hole as a rotation center, namely, the support rotates, the support drives the abrasive belt and the abrasive belt wheel to rotate in a vertical plane, the curved surfaces of different processed material pieces can be adapted, and the polishing adaptability of the abrasive belt is improved.
Further, the second rotating assembly comprises a second inner shaft, a third gear, a fourth gear, a fifth gear, a crank and a first motor, wherein the third gear is fixed at the front end of the second inner shaft, the fourth gear and the fifth gear are sleeved at the tail end of the second inner shaft through bearings respectively, the fourth gear and the fifth gear are movably connected with the second inner shaft, the fourth gear and the fifth gear rotate independently respectively, the fourth gear is meshed with the first gear, the fifth gear is meshed with the second gear, and the third gear is in driving connection with the first motor; the end of the second inner shaft is provided with a crank, the crank is fixedly sleeved on the second inner shaft, and the other end of the crank is sleeved on the first inner shaft through a bearing. The second outer shaft is sleeved on the second inner shaft and arranged between the third gear and the fourth gear and used for separating the third gear from the fourth gear, so that the layout among all the components is facilitated. Specifically, be provided with two through-holes on the crank, one of them through-hole and first interior axle looks adaptation, another through-hole and second interior axle looks adaptation utilize the crank to make first biax mechanism and polishing mechanism rotate with the junction of crank and second interior axle as the center of rotation for polishing mechanism goes up and down in a certain altitude range, namely the revolution of support, further enlarges the movable range of abrasive band, increases the suitability that the abrasive band polished.
Further, the third rotating assembly comprises a third inner shaft, a third outer shaft, a sixth gear, a seventh gear, an eighth gear, a ninth gear and a second motor, wherein the third outer shaft is sleeved on the third inner shaft through a bearing, the sixth gear is fixedly arranged at the front end of the third inner shaft, the ninth gear is fixedly arranged at the tail end of the third inner shaft, the seventh gear is fixedly arranged at the front end of the third outer shaft, the eighth gear is fixedly arranged at the tail end of the third outer shaft, the sixth gear is in transmission connection with the third gear, the seventh gear is in driving connection with the second motor, the eighth gear is meshed with the fourth gear, and the ninth gear is meshed with the fifth gear. The second motor drives the seventh gear to rotate, and the seventh gear drives the eighth gear to rotate through the third outer shaft, so that the fourth gear, the first gear, the belt pulley and the abrasive belt are driven to rotate; the first motor drives the third gear to rotate, the third gear drives the sixth gear to rotate, the sixth gear drives the ninth gear to rotate through the third inner shaft, and then the fifth gear, the second gear and the support are driven to rotate. The first motor is used for driving the third gear and the second motor is used for driving the seventh gear respectively, and the transmission relation between the third gear and the seventh gear is transmitted to the polishing mechanism, so that the rotation speed of the abrasive belt and the rotation speed of the bracket rotation are asynchronous and do not affect each other; the revolution of the bracket is that the third gear drives the crank to rotate through the second inner shaft, and the rotation of the bracket is that the third gear drives the sixth gear to rotate and then drive the third gear to the bracket, and as the transmission ratio exists between the gears, the rotating speed between the gears can be controlled, and the transmission ratio can be controlled to enable the rotation of the bracket to be matched with the revolution of the bracket, so that the method is beneficial to adapting to the curved surfaces of different processing materials and increases the suitability of polishing abrasive belts.
Further, the lifting assembly comprises a vertical column, a screw rod, a lifting nut, a lifting sleeve and a lifting driving unit, wherein the vertical column is a hollow cylinder, the screw rod, the lifting nut and the lifting sleeve are all arranged in the vertical column, the lifting nut is sleeved on the screw rod, the lifting nut is matched with the screw rod, the rotating mechanism is fixedly connected with the front end of the lifting sleeve, the tail end of the lifting sleeve is propped against the lifting nut, the screw rod rotates to drive the lifting nut to lift, and then the lifting sleeve is driven to move up and down along the axial direction of the screw rod, and the lifting driving unit is connected with the screw rod in a driving manner. In the process of screw rod rotation, because the meshing relationship between the lifting nut and the screw rod and the tail end of the lifting sleeve are propped against the lifting nut, the lifting nut sleeved on the screw rod is lifted along the screw rod, and in the process of lifting the lifting nut, the lifting sleeve propped against the lifting nut is lifted along with the lifting nut, so that the rotating mechanism and the polishing mechanism are driven to lift, and the polishing height of the polishing mechanism is changed.
Further, the lifting driving unit comprises a lifting motor, a lifting worm wheel and a lifting worm, wherein the lifting worm wheel is sleeved at the lower part of the screw rod and is fixedly connected with the screw rod, the lifting worm is in driving connection with the lifting motor, and the lifting worm wheel is meshed with the lifting worm wheel. The lifting motor can adopt a servo motor, the characteristics of free positive and negative rotation, accurate control and the like of the servo motor are utilized, the rotation of the screw rod is controlled by utilizing the cooperation between the worm wheel and the worm, the lifting control of the lifting sleeve is further realized, the operation is simple, the realization is easy, and the manufacturing cost is low.
Further, the horizontal rotating assembly comprises a rotating sleeve and a rotating driving assembly, the horizontal rotating assembly is fixedly arranged on the upper portion of the upright post, the rotating sleeve is in driving connection with the rotating driving assembly, the rotating sleeve is sleeved on the lifting sleeve, the rotating sleeve is movably connected with the lifting sleeve, a sliding protrusion is arranged on the inner side face of the rotating sleeve, a sliding groove is formed in the lifting sleeve, and the sliding protrusion is matched with the sliding groove. The setting of slip arch and slip recess plays spacing effect, rotatory cover is at rotatory in-process, drives the lift cover through the slip arch and rotates together, and is provided with the slip recess with slip arch looks adaptation because of the lift is sheathe in, and the lift cover is not broken away from with rotatory cover at the in-process of going up and down to realize the lift of lift cover and rotatory independent motion each other and do not influence each other.
Further, the rotary driving assembly comprises a rotary motor and a rotary worm, the rotary motor is in driving connection with the rotary worm, rotary teeth are formed in the outer peripheral surface of the rotary sleeve and meshed with the rotary worm, and the rotary motor drives the rotary worm to rotate so as to drive the rotary sleeve and the lifting sleeve to rotate. The rotating mechanism and the polishing mechanism are fixed on the lifting sleeve, the rotating sleeve is movably connected with the lifting sleeve, the lifting sleeve rotates under the driving action of the rotating motor and moves up and down under the driving of the lifting motor, and then the polishing mechanism and the rotating mechanism are driven to rotate in the horizontal plane and lift in the vertical plane, so that the polishing position of the polishing mechanism is changed. The rotary motor is arranged, the rotary motor drives the rotary sleeve, the rotary motion of the rotary sleeve can precisely rotate under the control of the rotary motor, an operator can precisely control the polishing angle conveniently, the motor torque and the rotating speed are efficiently transmitted by utilizing the meshing fit between the rotary teeth and the rotary worm, and meanwhile, the size of the device is reduced, so that the whole device is compact in structure, small in size and high in working efficiency.
The invention has the advantages that the invention provides the full-automatic polishing machine head which can be lifted up and down, can rotate at multiple angles in the horizontal direction and the vertical direction, can be matched with the curved surface of the special-shaped workpiece, and can be used for carrying out full-automatic all-round polishing on the common workpiece and the special-shaped workpiece, thereby reducing the labor cost and improving the polishing efficiency.
Drawings
Fig. 1 is a schematic structural view of a head of a full-automatic polishing machine embodying the present invention.
Fig. 2 is a schematic structural view of a polishing mechanism according to the present invention.
Fig. 3 is a schematic view of the polishing mechanism and the rotating mechanism according to the present invention.
Fig. 4 is a schematic structural view of a rotary mechanism according to the present invention.
Fig. 5 is a schematic view of a crank structure embodying the present invention.
Fig. 6 is a schematic structural diagram of a lifting mechanism according to the present invention.
Fig. 7 is a partial schematic view of the lifting mechanism in fig. 6.
Fig. 8 is a cross-sectional view of a lifting mechanism embodying the present invention.
Fig. 9 is a schematic structural diagram of a lifting sleeve and a rotating sleeve according to the present invention.
Fig. 10 is a schematic view of a belt rotating construction embodying the present invention.
Fig. 11 is a schematic view of a revolution construction of a stand according to the present invention.
Fig. 12 is a schematic view of a stand rotation structure according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The invention provides a full-automatic polishing machine head, which comprises: reference is made to fig. 1-12.
The full-automatic polisher head comprises a polishing mechanism 1 for polishing a material to be processed, a rotating mechanism 2 for controlling the polishing mechanism 1 to change at multiple angles in a vertical plane, and a lifting mechanism 3 for controlling the polishing mechanism 1 and the rotating mechanism 2 to lift up and down and rotate in a horizontal plane, wherein the polishing mechanism 1 is arranged on the rotating mechanism 2, the polishing mechanism 1 is in driving connection with the rotating mechanism 2, the rotating mechanism 2 is fixedly arranged on the lifting mechanism 3, and the lifting mechanism 3 is in driving connection with the rotating mechanism 2; the rotating mechanism 2 comprises a first rotating component 21, a second rotating component 22 and a third rotating component 23, wherein the first rotating component 21 is in transmission connection with the polishing mechanism 1, the second rotating component 22 is in transmission connection with the first rotating component 21, and the third rotating component 23 is in transmission connection with the second rotating component 22; the lifting mechanism 3 comprises a lifting assembly 31 and a horizontal rotating assembly 32, the horizontal rotating assembly 32 is arranged on the upper portion of the lifting assembly 31, the horizontal rotating assembly 32 is movably connected with the lifting assembly 31, and the rotating mechanism 2 is fixedly arranged on the horizontal rotating assembly 32.
The lifting assembly 31 drives the horizontal rotating assembly 32 to move up and down, so as to drive the rotating mechanism 2 and the polishing mechanism 1 to move up and down together, and in the up and down movement process, the horizontal rotating assembly 32 independently rotates, so as to drive the rotating mechanism 2 and the polishing mechanism 1 to horizontally rotate together. The polishing mechanism 1 and the rotating mechanism 2 are both fixed on the horizontal rotating assembly 32, and the polishing mechanism 1 can freely lift along the lifting direction of the lifting assembly 31 under the drive of the lifting assembly 31, so that the polishing height of the polishing mechanism 1 is changed; further, in the lifting process of the lifting assembly 31, the horizontal rotating assembly 32 drives the polishing mechanism 1 to freely rotate in the horizontal plane, the polishing angle of the polishing mechanism 1 is changed in the horizontal direction, and the polishing mechanism 1 is driven by the rotating mechanism 2 to rotate in the vertical direction, so that the degree of freedom of the polishing mechanism 1 is greatly improved, and the omnibearing polishing processing of workpieces is conveniently realized.
The polishing mechanism 1 comprises a support 11, an abrasive belt 12 and a plurality of abrasive belt wheels 13, wherein the abrasive belt wheels 13 are arranged on the support 11, the abrasive belt wheels 13 are enclosed to form a polygon, the abrasive belt 12 is tensioned on the abrasive belt wheels 13, the support 11 is provided with a mounting hole fixedly connected with the rotating mechanism 2, one abrasive belt wheel 13 is in driving connection with the rotating mechanism 2, the abrasive belt wheels 13 rotate and then drive the abrasive belt to rotate, and the abrasive belt 12 drives the other abrasive belt wheels 13 to rotate. The abrasive belt continuously rotates on the abrasive belt wheel 13 for polishing a workpiece, preferably, the plurality of abrasive belt wheels 13 are enclosed to form a polygon which is irregular, the angle of each vertex angle is not necessarily the same, and the connecting position of the bracket 11 and the first rotating assembly 21 is positioned at the eccentric position in the polygon, so that the bracket 11 eccentrically rotates when rotating, the curved surfaces of different workpieces can be adapted, and the polishing suitability of the abrasive belt 12 is increased.
The first rotating assembly 21 is in transmission connection with the bracket 11 and the abrasive belt wheel 13, the first rotating assembly 21 drives the abrasive belt 12 to rotate and the bracket 11 to rotate, the second rotating assembly 22 is in transmission connection with the first rotating assembly 21, and the second rotating assembly 22 drives the first rotating assembly 21 and the polishing mechanism 1 to rotate as a whole by taking the second rotating assembly 22 as a rotation center, namely, the revolution of the bracket 11.
The first rotating assembly 21 includes a first inner shaft 211, a first outer shaft 212, a first gear 213, a second gear 214, and a pulley 215, the first outer shaft 212 is sleeved on the first inner shaft 211 through a bearing, the first gear 213 is fixed at the front end of the first inner shaft 211, the pulley 215 is fixed at the end of the first inner shaft 211, the pulley 215 is in driving connection with the pulley 13 through a belt, the second gear 214 is fixed at the front end of the first outer shaft 212, and the bracket 11 is fixed at the end of the first outer shaft 212 through a mounting hole. The mounting holes on the bracket 11 are not overlapped with the center of gravity of the polygon formed by encircling the abrasive belt wheels 13, and when the bracket 11 rotates by taking the mounting holes as the rotation center, the movable range of the bracket 11 and the abrasive belt 12 is enlarged; the abrasive belt 12 rotates on the abrasive belt wheel 13 continuously and is used for polishing a processed material, the bracket 11 rotates by taking the mounting hole as a rotation center, namely, the bracket 11 rotates automatically, the bracket 11 drives the abrasive belt 12 and the abrasive belt wheel 13 to rotate in a vertical plane, the curved surfaces of different processed material can be adapted, and the polishing suitability of the abrasive belt is improved.
The second rotating assembly 22 comprises a second inner shaft 221, a third gear 222, a fourth gear 223, a fifth gear 224, a crank 225 and a first motor 226, wherein the third gear 222 is fixed at the front end of the second inner shaft 221, the fourth gear 223 and the fifth gear 224 are respectively sleeved at the tail end of the second inner shaft 221 through bearings, the fourth gear 223 and the fifth gear 224 are both movably connected with the second inner shaft 221, the fourth gear 223 and the fifth gear 224 respectively rotate independently, the fourth gear 223 is meshed with the first gear 213, the fifth gear 224 is meshed with the second gear 214, and the third gear 222 is in driving connection with the first motor 226; the end of the second inner shaft 221 is provided with a crank 225, the crank 225 is fixedly sleeved on the second inner shaft 221, and the other end of the crank 225 is sleeved on the first inner shaft 211 through a bearing.
Specifically, the driving of the first motor 226 may be: the first motor 226 is in driving connection with the worm 227, the worm wheel 228 matched with the worm 227 is fixedly connected with the second inner shaft 221, and the first motor 226 drives the worm wheel 228 to rotate by driving the worm 227 to rotate, so that the second inner shaft 221 and the third gear 222 are driven to rotate. The second inner shaft 221 is sleeved with a second outer shaft (not shown), and the second outer shaft is arranged between the third gear 222 and the fourth gear 223 and is used for separating the third gear 222 from the fourth gear 223, so that layout among all components is facilitated. The crank 225 is provided with two through holes, one of which is matched with the first inner shaft 211, and the other of which is matched with the second inner shaft 221, so that the crank 225 is utilized to enable the first double-shaft mechanism and the polishing mechanism 1 to rotate by taking the joint of the crank 225 and the second inner shaft 221 as a rotation center, so that the polishing mechanism 1 is lifted in a certain height range, namely the revolution of the bracket 11, the movable range of the abrasive belt 12 is further enlarged, and the polishing suitability of the abrasive belt 12 is increased.
The third rotating assembly 23 includes a third inner shaft 231, a third outer shaft 232, a sixth gear 233, a seventh gear 234, an eighth gear 235, a ninth gear 236 and a second motor 237, the third outer shaft 232 is sleeved on the third inner shaft 231 through a bearing, the sixth gear 233 is fixedly arranged at the front end of the third inner shaft 231, the ninth gear 236 is fixedly arranged at the tail end of the third inner shaft 231, the seventh gear 234 is fixedly arranged at the front end of the third outer shaft 232, the eighth gear 235 is fixedly arranged at the tail end of the third outer shaft 232, the sixth gear 233 is in driving connection with the third gear 222, the seventh gear 234 is in driving connection with the second motor 237, the eighth gear 235 is meshed with the fourth gear 223, and the ninth gear 236 is meshed with the fifth gear 224.
The second motor 237 drives the seventh gear 234 to rotate, and the seventh gear 234 drives the eighth gear 235 to rotate through the third outer shaft 232, so as to drive the fourth gear 223, the first gear 213, the belt pulley 215 and the belt to rotate; the first motor 226 drives the third gear 222 to rotate, the third gear 222 drives the sixth gear 233 to rotate, and the sixth gear 233 drives the ninth gear 236 to rotate through the third inner shaft 231, so as to drive the fifth gear 224, the second gear 214 and the bracket 11 to rotate. The first motor 226 is used for driving the third gear 222 and the second motor 237 to drive the seventh gear 234, and the transmission relation between the third gear 222 and the seventh gear 234 is transmitted to the polishing mechanism 1, so that the rotation speed of the abrasive belt 12 and the rotation speed of the bracket 11 are not synchronous and are not influenced; the revolution of the bracket 11 is that the third gear 222 drives the crank 225 to rotate through the second inner shaft 221, the rotation of the bracket 11 is that the third gear 222 drives the sixth gear 233 to rotate and then the rotation is transmitted to the bracket 11, and the rotation speed between the third gear 222 and the sixth gear 233 can be controlled due to the transmission ratio between the gears, and the control of the transmission ratio can enable the rotation of the bracket 11 to be matched with the revolution of the bracket 11, so that the adaptation to the curved surfaces of different processing materials is facilitated, and the polishing suitability of the abrasive belt 12 is improved.
The lifting assembly 31 comprises a vertical column 311, a screw rod 312, a lifting nut 313, a lifting sleeve 314 and a lifting driving unit 315, wherein the vertical column 311 is a hollow cylinder, the screw rod 312, the lifting nut 313 and the lifting sleeve 314 are all arranged in the vertical column 311, the lifting nut 313 is sleeved on the screw rod 312, the lifting nut 313 is matched with the screw rod 312, the rotating mechanism 2 is fixedly connected with the front end of the lifting sleeve 314, the tail end of the lifting sleeve 314 is propped against the lifting nut 313, the screw rod 312 is rotated to drive the lifting nut 313 to lift, the lifting sleeve 314 is driven to move up and down along the axial direction of the screw rod 312, and the lifting driving unit 315 is in driving connection with the screw rod 312. In the process of rotating the screw rod 312, due to the engagement relationship between the lifting nut 313 and the screw rod 312 and the fact that the tail end of the lifting sleeve 314 is propped against the lifting nut 313, the lifting nut 313 sleeved on the screw rod 312 will lift along the screw rod 312, and in the process of lifting the lifting nut 313, the lifting sleeve 314 propped against the lifting nut 313 lifts along with the lifting nut 313, so that the rotating mechanism 2 and the polishing mechanism 1 are driven to lift, and the polishing height of the polishing mechanism 2 is changed.
The lifting driving unit 315 comprises a lifting motor 316, a lifting worm wheel 317 and a lifting worm 318, the lifting worm wheel 317 is sleeved at the lower part of the screw rod 312, the lifting worm wheel 317 is fixedly connected with the screw rod 312, the lifting worm 318 is in driving connection with the lifting motor 316, and the lifting worm 318 is meshed with the lifting worm wheel 317. The lifting motor 316 can adopt a servo motor, the characteristics of free positive and negative rotation, accurate control and the like of the servo motor are utilized, the rotation of the screw rod 312 is controlled by utilizing the cooperation between the worm wheel and the worm, the lifting control of the lifting sleeve 314 is further realized, the operation is simple, the realization is easy, and the manufacturing cost is low.
The horizontal rotating assembly 32 comprises a rotating sleeve 321 and a rotating driving assembly 322, the horizontal rotating assembly 32 is fixedly arranged on the upper portion of the upright post, the rotating sleeve 321 is in driving connection with the rotating driving assembly 322, the rotating sleeve 321 is sleeved on the lifting sleeve 314, the rotating sleeve 312 is movably connected with the lifting sleeve 314, a sliding protrusion 323 is arranged on the inner side surface of the rotating sleeve 321, a sliding groove 324 is formed in the lifting sleeve 314, and the sliding protrusion 323 is matched with the sliding groove 324. The setting of slip bead 323 and slip recess 324 plays spacing effect, rotatory cover 321 is rotatory in-process through slip bead 323 drive lift cover 314 and rotate together, and because of being provided with the slip recess 324 with slip bead 323 looks adaptation on the lift cover 314, lift cover 314 is not broken away from with rotatory cover 321 in the in-process that goes up and down to realize lift and rotatory independent motion and each other of lift cover 314.
The rotary driving assembly 322 comprises a rotary motor 325 and a rotary worm 326, the rotary motor 325 is in driving connection with the rotary worm 326, rotary teeth 327 are arranged on the outer circumferential surface of the rotary sleeve 321, the rotary teeth 327 are meshed with the rotary worm 326, and the rotary motor 325 drives the rotary worm 326 to rotate so as to drive the rotary sleeve 321 and the lifting sleeve 314 to rotate. The rotating mechanism 2 and the polishing mechanism 1 are fixed on the lifting sleeve 314, the rotating sleeve 321 is movably connected with the lifting sleeve 314, the lifting sleeve 314 rotates under the driving action of the rotating motor 325, and the lifting sleeve moves under the driving action of the lifting motor 316, so that the polishing mechanism 1 and the rotating mechanism 2 are driven to rotate in a horizontal plane and lift in a vertical plane, and the polishing position of the polishing mechanism 1 is changed. The rotating motor 325 is arranged, the rotating motor 325 drives the rotating sleeve 321, the rotating motion of the rotating sleeve 321 can precisely rotate under the control of the rotating motor 325, an operator can precisely control the polishing angle conveniently, the motor torque and the rotating speed are efficiently transmitted by utilizing the meshing fit between the rotating teeth 327 and the rotating worm 326, and meanwhile, the size of the device is reduced, so that the whole device is compact in structure, small in size and high in working efficiency.
The working method of the rotating mechanism comprises the following steps:
Rotation of the abrasive belt: the second motor drives the seventh gear to rotate, the seventh gear drives the eighth gear to rotate through the third outer shaft, the eighth gear drives the fourth gear to rotate, the fourth gear drives the first gear to rotate, the first gear drives the belt pulley to rotate through the first inner shaft, the belt pulley drives the abrasive belt driving wheel to rotate through the belt, and the abrasive belt driving wheel drives the abrasive belt to rotate after rotating, so that the abrasive belt driving wheel is driven to rotate;
revolution of the support: the first motor drives the worm to rotate, the worm drives the turbine to rotate after rotating, the turbine drives the second inner shaft to rotate, the second inner shaft drives the crank to rotate, and then the crank drives the first double-shaft mechanism and the polishing mechanism to integrally rotate by taking the joint of the crank and the second inner shaft as a rotation center, so that the polishing mechanism is lifted in a certain height range;
autorotation of the bracket: the second inner shaft rotates and drives the third gear to rotate, the third gear drives the sixth gear to rotate, the sixth gear drives the ninth gear to rotate through the third inner shaft, the ninth gear drives the fifth gear to rotate, the fifth gear drives the second gear to rotate, and the second gear drives the bracket to rotate by taking the mounting hole as a rotation center through the first outer shaft.
The invention has the advantages that the invention provides the full-automatic polishing machine head which can be lifted up and down, can rotate at multiple angles in the horizontal direction and the vertical direction, can be matched with the curved surface of the special-shaped workpiece, and can be used for carrying out full-automatic all-round polishing on the common workpiece and the special-shaped workpiece, thereby reducing the labor cost and improving the polishing efficiency.
The above is only a preferred embodiment of the present invention, but the present invention is not limited thereto, and any changes that can be considered by those skilled in the art should fall within the scope of the present invention.
Claims (4)
1. The full-automatic polishing machine head at least comprises a polishing mechanism and is characterized by further comprising a rotating mechanism for controlling the polishing mechanism to change at multiple angles in a vertical plane, and a lifting mechanism for controlling the polishing mechanism and the rotating mechanism to lift up and down and rotate in a horizontal plane, wherein the polishing mechanism is arranged on the rotating mechanism and is in driving connection with the rotating mechanism, the rotating mechanism is fixedly arranged on the lifting mechanism, and the lifting mechanism is in driving connection with the rotating mechanism;
The rotating mechanism comprises a first rotating component, a second rotating component and a third rotating component, the first rotating component is in transmission connection with the polishing mechanism, the second rotating component is in transmission connection with the first rotating component, and the third rotating component is in transmission connection with the second rotating component;
The lifting mechanism comprises a lifting component and a horizontal rotating component, the horizontal rotating component is arranged on the upper part of the lifting component, the horizontal rotating component is movably connected with the lifting component, and the rotating mechanism is fixedly arranged on the horizontal rotating component;
The polishing mechanism comprises a support, abrasive belts and a plurality of abrasive belt wheels, wherein the abrasive belt wheels are arranged on the support, the abrasive belt wheels are enclosed to form a polygon, the abrasive belts are tensioned on the abrasive belt wheels, the support is provided with mounting holes fixedly connected with the rotating mechanism, one abrasive belt wheel is in driving connection with the rotating mechanism, the abrasive belt wheel is driven to rotate after rotating, and then the abrasive belt drives other abrasive belt wheels to rotate;
The first rotating assembly is in transmission connection with the bracket and the abrasive belt wheel, the first rotating assembly drives the abrasive belt to rotate and the bracket to rotate, the second rotating assembly is in transmission connection with the first rotating assembly, and the second rotating assembly drives the first rotating assembly and the polishing mechanism to rotate as a whole by taking the second rotating assembly as a rotation center, namely the revolution of the bracket;
the first rotating assembly comprises a first inner shaft, a first outer shaft, a first gear, a second gear and a belt pulley, wherein the first outer shaft is sleeved on the first inner shaft through a bearing, the first gear is fixed at the front end of the first inner shaft, the belt pulley is fixed at the tail end of the first inner shaft, the belt pulley is in driving connection with the belt pulley through a belt, the second gear is fixed at the front end of the first outer shaft, and the bracket is fixed at the tail end of the first outer shaft through a mounting hole;
The second rotating assembly comprises a second inner shaft, a third gear, a fourth gear, a fifth gear, a crank and a first motor, wherein the third gear is fixed at the front end of the second inner shaft, the fourth gear and the fifth gear are sleeved at the tail end of the second inner shaft through bearings respectively, the fourth gear and the fifth gear are movably connected with the second inner shaft, the fourth gear and the fifth gear rotate independently respectively, the fourth gear is meshed with the first gear, the fifth gear is meshed with the second gear, and the third gear is in driving connection with the first motor; the tail end of the second inner shaft is provided with a crank, the crank is fixedly sleeved on the second inner shaft, and the other end of the crank is sleeved on the first inner shaft through a bearing;
The third rotating assembly comprises a third inner shaft, a third outer shaft, a sixth gear, a seventh gear, an eighth gear, a ninth gear and a second motor, wherein the third outer shaft is sleeved on the third inner shaft through a bearing, the sixth gear is fixedly arranged at the front end of the third inner shaft, the ninth gear is fixedly arranged at the tail end of the third inner shaft, the seventh gear is fixedly arranged at the front end of the third outer shaft, the eighth gear is fixedly arranged at the tail end of the third outer shaft, the sixth gear is in transmission connection with the third gear, the seventh gear is in driving connection with the second motor, the eighth gear is meshed with the fourth gear, and the ninth gear is meshed with the fifth gear;
The lifting assembly comprises a vertical column, a screw rod, a lifting nut, a lifting sleeve and a lifting driving unit, wherein the vertical column is a hollow cylinder, the screw rod, the lifting nut and the lifting sleeve are all arranged in the vertical column, the lifting nut is sleeved on the screw rod, the lifting nut is matched with the screw rod, the rotating mechanism is fixedly connected with the front end of the lifting sleeve, the tail end of the lifting sleeve is propped against the lifting nut, the screw rod is rotated to drive the lifting nut to lift, and then the lifting sleeve is driven to move up and down along the axial direction of the screw rod, and the lifting driving unit is connected with the screw rod in a driving manner.
2. The machine head of a full-automatic polishing machine according to claim 1, wherein the lifting driving unit comprises a lifting motor, a lifting worm wheel and a lifting worm, the lifting worm wheel is sleeved on the lower portion of the screw rod and fixedly connected with the screw rod, the lifting worm is in driving connection with the lifting motor, and the lifting worm is meshed with the lifting worm wheel.
3. The full-automatic polishing machine head according to claim 1, wherein the horizontal rotating assembly comprises a rotating sleeve and a rotating driving assembly, the horizontal rotating assembly is fixedly arranged on the upper portion of the upright post, the rotating sleeve is in driving connection with the rotating driving assembly, the rotating sleeve is sleeved on the lifting sleeve, the rotating sleeve is movably connected with the lifting sleeve, a sliding protrusion is arranged on the inner side surface of the rotating sleeve, and a sliding groove is arranged on the lifting sleeve and is matched with the sliding groove.
4. A fully automatic polisher head according to claim 3, wherein the rotary driving assembly comprises a rotary motor and a rotary worm, the rotary motor is in driving connection with the rotary worm, the outer peripheral surface of the rotary sleeve is provided with rotary teeth, the rotary teeth are meshed with the rotary worm, and the rotary motor drives the rotary worm to rotate so as to drive the rotary sleeve and the lifting sleeve to rotate.
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| CN201910079312.9A CN109623592B (en) | 2019-01-28 | 2019-01-28 | Full-automatic polisher head |
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| CN201910079312.9A CN109623592B (en) | 2019-01-28 | 2019-01-28 | Full-automatic polisher head |
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| CN110790479B (en) * | 2019-08-30 | 2024-03-19 | 湖南旗滨医药材料科技有限公司 | Machine head assembly |
| CN110576372B (en) * | 2019-09-20 | 2021-04-13 | 吉林大学 | An integrated abrasive belt tool for grinding, polishing and measuring |
| CN110695819A (en) * | 2019-11-21 | 2020-01-17 | 重庆大学 | Double-shaft driving abrasive belt grinding head |
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| CN209477935U (en) * | 2019-01-28 | 2019-10-11 | 深圳市钜达机械设备有限公司 | A kind of Full-automatic polishing machine head |
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| FR977691A (en) * | 1942-10-13 | 1951-04-04 | Machine for cutting and polishing aspherical or conical surfaces using abrasive tape tools | |
| JP3179830U (en) * | 2012-08-27 | 2012-11-22 | 文明 遠藤 | Belt sander |
| CN206066152U (en) * | 2016-10-14 | 2017-04-05 | 北京鑫瑞潞丰工贸有限公司 | A kind of screw rod buffing machine rotary grinding unit |
| CN106985038A (en) * | 2017-05-11 | 2017-07-28 | 南阳龙腾专用车制造有限公司 | A kind of tank body multi-angle polishes grinding machine |
| CN108747740A (en) * | 2018-08-06 | 2018-11-06 | 深圳市钜达机械设备有限公司 | Full-automatic polishing machine |
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| CN209477935U (en) * | 2019-01-28 | 2019-10-11 | 深圳市钜达机械设备有限公司 | A kind of Full-automatic polishing machine head |
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